WO2018184297A1

WO2018184297A1 - Protective sleeve, expansion device, data line, and connector thereof

Info

Publication number: WO2018184297A1
Application number: PCT/CN2017/089101
Authority: WO
Inventors: 雷灿伙; 晏升福; 张晓辉
Original assignee: 深圳罗马仕科技有限公司
Priority date: 2017-04-06
Filing date: 2017-06-20
Publication date: 2018-10-11
Also published as: CN107086387B; CN107086387A

Abstract

A connector (300) used for connecting to a protective sleeve (10) on a mobile device comprises a circuit board (310), a lead (320), a plurality of terminals (330), and a gel core (340); the circuit board (310) is provided with a plurality of electrode plates (312); the lead (320) is welded onto the circuit board (310) and is electrically connected to the electrode plates (312); the plurality of terminals (330) are electrically connected on a one-to-one basis with the plurality of electrode plates (312); the gel core (340) covers the circuit board (310), one side of the terminals (330), and one end of the lead (310), the gel core (340) being used for plugging into the mobile device, such that the terminals (330) are electrically connected to the mobile device; the gel core (340) is soft.

Description

Jacket, expansion device, data cable and connector

[Technical Field]

The present invention relates to mobile devices, and more particularly to a sheath, an expansion device, a data line, and a connector therefor.

【Background technique】

The conventional connector includes an iron shell, a conductive terminal and a rubber core, wherein the conductive terminal is inserted on the rubber core, and the iron shell is sleeved on the periphery of the rubber core, and the structure of the connector is complicated and high in cost. When there is a positional deviation between the connector and the mobile device, the connector cannot be obliquely inserted and removed on the mobile device, making the connector less convenient to use.

[Summary of the Invention]

Based on this, it is necessary to provide a connector, data cable, sheath and its expansion device that are convenient to use.

A connector for connecting to a mobile device, the connector comprising:

a circuit board having a plurality of pole pieces on the circuit board;

a lead wire soldered to the circuit board and electrically connected to the pole piece;

a plurality of terminals, the plurality of terminals being electrically connected in one-to-one correspondence with the plurality of pole pieces;

a rubber core covering the circuit board, one side of the terminal, and one end of the lead, the rubber core being used for plugging on a mobile device to electrically connect the terminal and the mobile device Connecting; some of the rubber cores are flexible.

A data line includes a data line body and the connector described above, the data line body being electrically connected to an end of the lead away from the circuit board.

An expansion device includes an expansion device body and the connector described above, the expansion device body being electrically connected to the lead.

A sheath includes a sheath body and the above-mentioned expansion device; the sheath body is provided with a receiving groove and a first through hole, and the receiving groove is in communication with the first through hole, and the receiving groove is used for The mobile device is accommodated; the lead wire is disposed in the first through hole; and the expansion device body is located in the receiving groove to be connected to the sheath body.

Details of one or more embodiments of the invention are set forth in the accompanying drawings and description below. Other features, objects, and advantages of the invention will be apparent from the description and appended claims.

[Description of the Drawings]

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and those skilled in the art can obtain drawings of other embodiments according to the drawings without any creative work.

1 is a schematic view of a connector of Embodiment 1;

Figure 2 is an exploded view of the connector shown in Figure 1;

Figure 3 is a cross-sectional view of the terminal of the connector of Figure 1;

Figure 4 is a cross-sectional view of the connector of Figure 1;

Figure 5 is a schematic view of the connector of the second embodiment;

Figure 6 is an exploded view of the connector shown in Figure 5;

Figure 7 is a cross-sectional view of the terminal of the connector shown in Figure 5;

Figure 8 is a cross-sectional view of the connector of Figure 5;

Figure 9 is an exploded view of the connector of the third embodiment;

Figure 10 is a schematic view of the connector shown in Figure 9;

Figure 11 is a cross-sectional view of the terminal of the connector shown in Figure 9;

Figure 12 is a cross-sectional view of the connector of Figure 9;

Figure 13 is a schematic view of a data line with the connector of Figure 1;

Figure 14 is a schematic view of an expansion device with the connector of Figure 1;

Figure 15 is a schematic view of a sheath with the expansion device of Figure 14;

Figure 16 is an exploded view of the sheath shown in Figure 15;

17 is a schematic view of an expansion device of a sheath of another embodiment;

Figure 18 is a partial schematic view of the corresponding sheath of the expansion device of Figure 16.

【detailed description】

To facilitate an understanding of the present invention, a jacket, an expansion device, a data line, and a connector thereof will be described more fully hereinafter with reference to the associated drawings. Preferred embodiments of the sheath, expansion device, data line and its connector are given in the drawings. However, the jacket, expansion device, data lines, and connectors thereof can be implemented in many different forms and are not limited to the embodiments described herein. Rather, the purpose of providing these embodiments is to make the disclosure of the jacket, expansion device, data line, and connector thereof more thorough and comprehensive.

It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or the element can be present. When an element is considered to be "connected" to another element, it can be directly connected to the other element or. The terms "vertical", "horizontal", "left", "right", and the like, as used herein, are for the purpose of illustration and are not intended to be the only embodiment.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. The terminology used in the description of the sheath, the expansion device, the data line, and the connector thereof is for the purpose of describing the specific embodiments and is not intended to limit the invention. The term "and/or" used herein includes any and all combinations of one or more of the associated listed items.

As shown in FIG. 1 and FIG. 2, the connector 300 of the first embodiment includes a circuit board 310, leads 320, a plurality of terminals 330, and a core 340.

The circuit board 310 is encapsulated within the glue core 340. The circuit board 310 can be a PCB (Printed Circuit) Board, printed circuit board) or chip or FPC (Flexible Printed Circuit, flexible printed circuit board). In this embodiment, the circuit board 310 is a PCB. A plurality of pole pieces 312 are disposed on the circuit board 310.

The number of leads 320 is one, two or more. The lead 320 is soldered or riveted to the circuit board 310 and is electrically connected to the pole piece 312. In one of the embodiments, the lead 320 can be a cable or a flexible cable or an FPC. In the present embodiment, the lead 320 is a cable.

The plurality of terminals 330 are partially encapsulated inside the core 340 and partially exposed outside the core 340. In this embodiment, the number of the terminals 330 is 16, wherein the eight pole pieces 312 are disposed on the first side of the circuit board 310, and the other eight pole pieces 312 are disposed on the first side of the circuit board 310 opposite to the first side. On the two sides. The plurality of pole pieces 312 are electrically connected to the plurality of terminals 330 in one-to-one correspondence. At least one of the pole pieces 312 and at least one of the terminals 330 are used for grounding. It can be understood that in other embodiments, the plurality of terminals 330 may also be distributed on the circuit board 310 in one or more rows. In other embodiments, the terminal 330 can also be replaced with a gold finger.

The core 340 covers the circuit board 310, one side of the terminal 330, and one end of the lead 320. The glue core 340 is used to be plugged into the mobile device to electrically connect the terminal 330 to the mobile device. Part of the core 340 has flexibility.

Terminal 330 is electrically coupled to the mobile device. In this embodiment, the mobile device is a mobile phone. In other embodiments, the mobile device may also be an electronic device such as a tablet computer or a notebook. A data interface is provided on the mobile device. The core 340 is snapped into the data interface to allow the core 340 to be plugged into the mobile device.

In the connector 300, the lead 320 is soldered to the circuit board 310 and electrically connected to the pole piece 312 of the circuit board 310. Since the terminal 330 is electrically connected to the pole piece 312 in one-to-one correspondence, the lead 320 and the terminal 330 are electrically connected. connection. Since the core 340 covers the circuit board 310, one side of the terminal 330, and one end of the lead 320, the circuit board 310, the terminal 330, and the lead 320 are fixed together to reliably electrically connect the terminal 330 and the lead 320.

Since the rubber core 340 is inserted into the mobile device, and the rubber core 340 has flexibility, the rubber core 340 can withstand a certain deformation, so that the connector 300 can be obliquely inserted and detached on the mobile device, and the connector 300 and the mobile device are The influence of the positional error between them is small, so that the connector 300 is more convenient to use. The ends of the leads 320 remote from the circuit board 310 can be electrically connected to the expansion device 14 to electrically connect the mobile device to the expansion device 14. The connector 300 described above has a relatively simple structure and is easy to manufacture and process, so that the cost of the connector 300 is low.

It can be understood that in other embodiments, the circuit board 310 can also be omitted. In one embodiment, the terminal 330 is soldered or riveted to the lead 320 to electrically connect the terminal 330 to the lead 320. At the time of manufacture, the terminal 330 is first formed by an injection molding process, and after the molding is completed, the terminal 330 is soldered to the circuit board 310, and the lead 320 is also soldered to the circuit board 310 or the terminal 330 is directly soldered to the lead. Overmolding was performed on 320.

As shown in FIG. 3, in one of the embodiments, the outer wall of the terminal 330 is plated with a wear layer 336 to improve the wear resistance of the terminal 330. In one of the embodiments, the terminal 330 is bent.

As shown in FIG. 4, in one of the embodiments, the core 340 has elasticity. When the rubber core 340 is inserted into the mobile device, the rubber core 340 is elastically abutted on the mobile device, ensuring the firmness of the connection between the rubber core 340 and the mobile device. In one embodiment, the material of the core 340 is a hard gel and/or a soft gel. In one embodiment, the core 340 includes a core body 342 and a peripheral layer 344 that is wrapped around the core body 342. The material of the core body 342 is a hard rubber and/or a soft rubber. The material of the peripheral layer 344 is a hard gel and/or a soft gel. In one of the embodiments, the hardness of the peripheral layer 344 is greater than the hardness of the core body 342. In other embodiments, the hardness of the peripheral layer 344 can also be less than or equal to the hardness of the core body 342.

In one embodiment, the peripheral layer 344 is provided with a plurality of protrusions (not shown) that the user can hold on the protrusions to insert or pull the cores out of the mobile device. In one of the embodiments, the core 340 includes a first portion and a second portion, the first portion being coupled to the second portion, the first portion being formed of a soft rubber material and the second portion being formed of a hard rubber material. For example, the first and second portions of the core 340 divide the core 340 into two halves. The two halves can be the first half and the second half.

As shown in FIG. 5 and FIG. 6, the connector 400 of the second embodiment includes a circuit board 410, leads 420, a plurality of terminals 430, and a core 440.

A plurality of pole pieces 412 are disposed on the circuit board 410. Circuit board 410 can be a PCB or chip or FPC. In this embodiment, the circuit board 410 is a PCB. A plurality of pole pieces 412 are disposed on the circuit board 410.

The number of leads 420 is one, two or more. The leads 420 are soldered or riveted to the circuit board 410 and are electrically connected to the pole pieces 412. In one of the embodiments, the lead 420 can be a cable or a flexible cable or FPC. In the present embodiment, the lead 420 is a cable.

The plurality of terminals 430 are partially encapsulated inside the core 440 and partially exposed outside the core 440. In this embodiment, the number of the terminals 430 is five, and the five terminals 430 are arranged in a row. The plurality of terminals 430 are electrically connected to the plurality of pole pieces 412 in one-to-one correspondence. Terminal 430 is for electrical connection with a mobile device. At least one of the pole pieces 412 and at least one of the terminals 430 are used for grounding. In other embodiments, the plurality of terminals 430 may also be distributed on the circuit board 410 in two or more rows. In other embodiments, the terminal 430 can also be replaced with a gold finger.

The core 440 covers the circuit board 410, one side of the terminal 430, and one end of the lead 420. The core 440 is used to be plugged into the mobile device to electrically connect the terminal 430 to the mobile device. Part of the core 440 has flexibility.

Terminal 430 is electrically coupled to the mobile device. In this embodiment, the mobile device is a mobile phone. In other embodiments, the mobile device may also be an electronic device such as a tablet computer or a notebook. A data interface is provided on the mobile device. The core 440 is snapped into the data interface to allow the core 440 to be plugged into the mobile device. In the above connector 400, the lead 420 is soldered to the circuit board 410 and electrically connected to the pole piece 412 on the circuit board 410. Since the terminal 430 is electrically connected to the pole piece 412 in one-to-one correspondence, the lead 420 and the terminal 430 are electrically connected. connection. Since the core 440 covers the circuit board 410, one side of the terminal 430, and one end of the lead 420, the circuit board 410, the terminal 430, and the lead 420 are fixed together to reliably electrically connect the terminal 430 and the lead 420.

Since the rubber core 440 is inserted into the mobile device, and the rubber core 440 has flexibility, the rubber core 440 can withstand a certain deformation, so that the connector 400 can be obliquely inserted and detached on the mobile device, and the connector 400 and the mobile device are The influence of the positional error between them is small, so that the connector 400 is more convenient to use. The ends of the leads 420 remote from the circuit board 410 can be electrically connected to the expansion device 14 to electrically connect the mobile device to the expansion device 14. The connector 400 described above has a relatively simple structure and is easy to manufacture and process, so that the cost of the connector 400 is low.

As shown in FIG. 5, in one of the embodiments, the connector 400 further includes a hook 434. The rubber core 440 is provided with a card slot 441 and a receiving end slot 443. The terminal 430 is located in the cavity 443 and is electrically connected to the pole piece in the core 440. The hook 434 is snapped into the card slot 441 and connected to the rubber core 440. The hook 434 is used for snapping into the mobile device, so that the connector 400 is more secure when it is plugged into the mobile device, and is not easy to loose. Specifically, the hook 434 is inserted into the data interface of the mobile device. A portion of the terminal 430 is electrically connected to the pole piece of the circuit board 410 in the core 440, and the other portion is exposed on the cavity 443 for electrical connection with the data interface of the mobile device.

As shown in FIG. 5, in one embodiment, the number of the card slots 441 is two, and the slot 443 is located between the two card slots 441. The number of the hooks 434 is two, and the two hooks 434 are corresponding to the two card slots 441, so that the connector 400 is more securely buckled into the mobile device. In this embodiment, the two card slots 441 and the receiving end slots 443 are both formed on the same side of the rubber core 440. In other embodiments, the two card slots 441 and the receptacle slots 443 can also be respectively formed on different sides of the rubber core 440. In one of the embodiments, the depth of the card slot 441 is less than the depth of the cavity groove 443.

It can be understood that in other embodiments, the circuit board 410 can also be omitted. In one embodiment, the terminal 430 is soldered or riveted to the lead 420 to electrically connect the terminal 430 with the lead 420. At the time of manufacture, the terminal 430 is first formed by an injection molding process, and after the molding is completed, the terminal 430 is soldered to the circuit board 410, and the lead 420 is also soldered to the circuit board 410 or the terminal 430 is directly soldered to the lead. Overmolding was performed on 420.

As shown in FIG. 7, in one of the embodiments, the outer wall of the terminal 430 is plated with a wear layer 436 to improve the wear resistance of the terminal 430. In one of the embodiments, the terminal 430 is bent.

As shown in Figure 8, in one of the embodiments, the core 440 has elasticity. When the plastic core 440 is inserted into the mobile device, the rubber core 440 is elastically abutted on the mobile device, ensuring the firmness of the connection between the rubber core 440 and the mobile device. In one embodiment, the material of the core 440 is a hard gel and/or a soft gel. In one embodiment, the core 440 includes a core body 442 and a peripheral layer 444 that is wrapped around the core body 442. The material of the core body 442 is a hard rubber and/or a soft rubber. The material of the peripheral layer 444 is a hard gel and/or a soft gel. In one of the embodiments, the hardness of the peripheral layer 444 is greater than the hardness of the core body 442. In other embodiments, the hardness of the peripheral layer 444 can also be less than or equal to the hardness of the core body 442.

In one embodiment, the peripheral layer 444 is provided with a plurality of protrusions (not shown) that the user can hold on the protrusions to insert or pull the cores out of the mobile device. In one of the embodiments, the core 440 includes a first portion and a second portion, the first portion being coupled to the second portion, the first portion being formed of a soft rubber material and the second portion being formed of a hard rubber material. For example, the first and second portions of the core 440 divide the core 440 into two halves. The two halves can be the first half and the second half.

As shown in FIGS. 9 and 10, the connector 500 of the third embodiment includes a circuit board 510, leads 520, a plurality of terminals 530, and a core 540.

A plurality of pole pieces 512 are disposed on the circuit board 510. Circuit board 510 can be a PCB or chip or FPC. In this embodiment, the circuit board 510 is a PCB. A plurality of pole pieces 512 are disposed on the circuit board 510.

The number of leads 520 is one, two or more. The lead 520 is soldered or riveted to the circuit board 510 and is electrically connected to the pole piece 512. In one of the embodiments, the lead 520 can be a cable or a flexible cable or an FPC. In the present embodiment, the lead 520 is a cable.

The plurality of terminals 530 are partially encapsulated inside the rubber core 540 and partially exposed outside the rubber core 540. The plurality of terminals 530 are electrically connected to the plurality of pole pieces 512 in one-to-one correspondence. Terminal 530 is for electrical connection with a mobile device. At least one of the pole pieces 512 and at least one of the terminals 530 are used for grounding. In one of the embodiments, the plurality of terminals 530 are regularly disposed on one side of the circuit board 510. Or the plurality of terminals 530 are evenly disposed on opposite sides of the circuit board 510. In the present embodiment, the plurality of terminals 530 are arranged in a row. It can be understood that in other embodiments, the plurality of terminals 530 may also be distributed on the circuit board 510 in two or more rows.

The core 540 covers the circuit board 510, one side of the terminal 530, and one end of the lead 520. The core 540 is used to be plugged into the mobile device to electrically connect the terminal 530 to the mobile device. Part of the core 540 is flexible.

Terminal 530 is electrically coupled to the mobile device. In this embodiment, the mobile device is a mobile phone. In other embodiments, the mobile device may also be an electronic device such as a tablet computer or a notebook. A data interface is provided on the mobile device. The rubber core 540 is snapped into the data interface, so that the rubber core 540 is plugged into the mobile device.

In the connector 500, the lead 520 is soldered to the circuit board 510 and electrically connected to the pole piece 512 of the circuit board 510. Since the terminal 530 is electrically connected to the pole piece 512 one by one, the lead 520 and the terminal 530 are electrically connected. connection. Since the core 540 covers the circuit board 510, one side of the terminal 530, and one end of the lead 520, the circuit board 510, the terminal 530, and the lead 520 are fixed together to reliably electrically connect the terminal 530 and the lead 520.

Since the rubber core 540 is inserted into the mobile device, and the rubber core 540 has flexibility, the rubber core 540 can withstand a certain deformation, so that the connector 500 can be obliquely inserted and detached on the mobile device, and the connector 500 and the mobile device are The influence of the positional error between them is small, so that the connector 500 is more convenient to use. The ends of the leads 520 remote from the circuit board 510 can be electrically connected to the expansion device 14 to electrically connect the mobile device to the expansion device 14. The connector 500 described above has a relatively simple structure and is easy to manufacture and process, so that the cost of the connector 500 is low.

It can be understood that in other embodiments, the circuit board 510 can also be omitted. In one embodiment, the terminal 530 is soldered or riveted to the lead 520 to electrically connect the terminal 530 with the lead 520. At the time of manufacture, the terminal 530 is first formed by an injection molding process, and after the molding is completed, the terminal 530 is soldered to the circuit board 510, and the lead 520 is also soldered to the circuit board 510 or the terminal 530 is directly soldered to the lead. Secondary molding was performed on 520.

As shown in FIG. 11, in one of the embodiments, the outer wall of the terminal 530 is plated with a wear resistant layer 536 to improve the wear resistance of the terminal 530. In one of the embodiments, the terminal 530 is bent.

As shown in Figure 12, in one of the embodiments, the core 540 has elasticity. When the rubber core 540 is inserted into the mobile device, the rubber core 540 elastically abuts on the mobile device, ensuring the firmness of the connection between the rubber core 540 and the mobile device. In one embodiment, the material of the core 540 is a hard gel and/or a soft gel. In one embodiment, the core 540 includes a core body 542 and a peripheral layer 544 that is wrapped around the core body 542. The material of the core body 542 is a hard rubber and/or a soft rubber. The material of the peripheral layer 544 is a hard gel and/or a soft gel. In one of the embodiments, the hardness of the peripheral layer 544 is greater than the hardness of the core body 542. In other embodiments, the hardness of the peripheral layer 544 may also be less than or equal to the hardness of the core body 542.

In one embodiment, the peripheral layer 544 is provided with a plurality of protrusions (not shown) that the user can hold on the protrusions to insert or pull the cores out of the mobile device. In one of the embodiments, the rubber core 540 includes a first portion and a second portion, the first portion being coupled to the second portion, the first portion being made of a soft rubber material and the second portion being made of a hard rubber material. For example, the first and second portions of the core 540 divide the rubber core 540 into two halves. The two halves can be the first half and the second half.

As shown in FIG. 10, in one embodiment, the end surface of the rubber core 540 is provided with a insertion slot 543, and the insertion slot 543 is sleeved on a boss (not shown) of the mobile device, and the circuit board 510 and the terminal 530 are They are all connected to the plastic core 540 in the insertion slot 543, so that the connection between the rubber core 540 and the mobile device is more secure. In one embodiment, the plastic core 540 is provided with an extending groove 546, and the protruding groove 546 is in communication with the insertion groove 543. The terminal 530 is bent. A portion of the terminal 530 is located within the extension slot 546 and is coupled to the glue core 540 to position the terminal 530.

As shown in FIG. 9, in one embodiment, the number of the terminals 530 and the pole pieces 512 are 24, and the 24 terminals 530 are electrically connected in one-to-one correspondence with the 24 pole pieces 512. The 24 terminals are arranged in two rows, with 12 terminals on the first side of the circuit board 510 and the other 12 terminals on the second side of the circuit board 510 opposite the first side. The number of protruding slots 546 is 24. The 24 terminals 530 are located one by one in the 24 extension slots 546. The 12 protruding slots 546 are defined on the first side of the rubber core 540, and the other 12 protruding slots 546 are defined in the second side of the rubber core 540 opposite to the first side.

As shown in FIG. 13, the present application also provides a data line 15. The data line 15 includes a data line body 152 and the connector 300 described above. The data line body 152 is electrically connected to the end of the lead 320 away from the circuit board 310. When the data line 15 is plugged into the mobile device through the connector 300, the data line body 152 is electrically coupled to the mobile device.

As shown in FIG. 2 and FIG. 14 , the present application further provides an expansion device 14 . The expansion device 14 includes an expansion device body 142 and the connector 300 described above. The expansion device body 142 is electrically connected to the lead 320 to electrically connect the expansion device body 142 with the circuit board 310. In the present embodiment, the expansion device body 142 is electrically connected to the end of the lead 320 away from the circuit board 310. When the connector 300 is docked to the mobile device, the expansion device body 142 is electrically coupled to the mobile device.

The expansion device body 142 can charge the mobile device, or perform external placement, projection, and the like for the mobile device. The expansion device body 142 can be a back clip battery or speaker or a projector or other device. In one of the embodiments, the expansion device body 142 is a back clip battery. The expansion device body 142 is used to charge the mobile device. The expansion device body 142 charges the mobile device when the connector is plugged into the mobile device. Or the expansion device body 142 is a speaker, and the expansion device body 142 provides an external device for the mobile device. Or the expansion device body 142 is a projector, and the expansion device body 142 is projected for the mobile device.

As shown in Figure 15, the present application also provides a sheath 10. The sheath 10 is used to protect the mobile device. The sheath 10 includes a sheath body 12 and an expansion device 14. The sleeve body 12 defines a receiving groove 110 and a first through hole (not shown), and the receiving groove 110 communicates with the first through hole. The receiving slot 110 is for housing a mobile device. The lead 320 is disposed in the first through hole. The end of the lead 320 away from the circuit board 310 is electrically connected to the expansion device body.

The expansion device body 142 is located in the receiving slot 110 and connected to the sheath body 12 . As shown in FIG. 15 , in one embodiment, the sleeve body 12 is provided with a card slot 130 , and the card slot 130 is in communication with the receiving slot 110 . The rubber core 340 can be inserted into the card slot 130. When the rubber core 340 is inserted into the mobile device, the rubber core 340 is disposed in the card slot 130, so that the rubber core 340 is simultaneously positioned on the sheath body 12 when the plastic core 340 is inserted into the mobile device, thereby making the rubber core 340 better. Plug in the mobile device. In this embodiment, the card slot 130 corresponds to a data interface of the mobile device.

As shown in FIG. 16, in one embodiment, the sheath 10 further includes a cover 400 and a connecting pin 500 to which the connecting pin 500 is fixed. The expansion device body 142 is provided with an expansion pin 142a, and the expansion pin 142a is electrically connected to the connection pin 500. The cover 400 has insulation properties. The cover plate 400 is located in the receiving groove 110 and connected to the sheath body 12. The two sides of the expansion device body 142 are respectively in contact with the cover body 400 and the sheath body 12 . Since the cover plate 400 is connected to the sheath body 12 in the receiving groove 110 , the expansion device body 142 is not easily separated from the sheath body 12 . The expansion device body 142 can also be protected at the same time.

The end of the lead 320 away from the circuit board 310 is fixed to the cover 400 and electrically connected to the connection pin 500. Since the extension pin 142a is electrically connected to the connection pin 500, the lead 320 is electrically connected to the extension pin 142a. The two sides of the expansion device body 142 are respectively abutted with the cover body 400 and the sheath body 12 , and the cover plate 400 is located in the receiving groove 110 and connected to the sheath body 12 .

In the present embodiment, the cover 400 is disposed on the sheath body 12 such that the expansion device body 142 is clamped between the cover 400 and the sheath body 12. In one of the embodiments, the cover plate 400 is attached to the sheath body 12 by gluing or welding. It can be understood that the cover plate 400 is not limited to being attached to the sheath body 12 by gluing or welding. For example, the cover 400 can also be attached to the sheath body 12 by screw fastening.

As shown in FIG. 16, in one of the embodiments, the sheath 10 further includes a fixture 600. The fixture 600 has magnetic properties. As shown in FIG. 15, the inner wall of the accommodating groove 110 is provided with a first groove 112. A portion of the fixing member 600 is buckled into the first recess 112 and connected to the sheath body 12. The fixing member 600 adsorbs the expansion device body 142 to fix the expansion device body 142 to the sheath body 12.

As shown in FIG. 16, in one embodiment, a second recess 213 is defined in the expansion device body 142. The fixing member 600 is located in the second recess 213, and the expansion device body 142 is adsorbed to expand the fixing member 600. The device body 142 functions as a positioning and fixing. In this embodiment, the fixing member 600 is a magnet.

As shown in FIG. 16 , in one embodiment, the number of the fixing members 600 is plural, the number of the second grooves 213 is plural, and the plurality of fixing members 600 are correspondingly engaged with the plurality of second grooves 213 . The expansion device body 142 is better connected to the sheath body 110.

It can be understood that the cover 400 can also be omitted. As shown in FIGS. 17 and 18, in one of the embodiments, the connecting pin 500 is disposed on the sheath body 12. The connection pin 500 is in contact with the extension pin 142a to be electrically connected to the extension pin 142a. The expansion device body 142 is located in the receiving slot 110 and connected to the sheath body 12 . In one embodiment, the expansion device body 142 can be attached to the sheath body 12 by gluing or welding. In other embodiments, the expansion device body 142 can also be coupled to the sheath body 12 by magnetic attraction.

In one embodiment, a magnetic layer (not shown) or a metal layer (not shown) is disposed on the inner wall of the receiving groove 110 of the sheath body 12, so that the fixing member 600 is attracted to the sheath body 12, thereby The connection between the fixture 600 and the sheath body 12 is more secure.

The sheath 10, the expansion device 14, the data line 15, and the connector 300 thereof are soldered to the circuit board 310 and electrically connected to the pole piece 312 on the circuit board 310, since the terminal 330 and the pole piece 312 are one by one. Corresponding to the electrical connection, the lead 320 and the terminal 330 are electrically connected. Since the core 340 covers the circuit board 310, the terminal 330, and a portion of the lead 320, the circuit board 310, the terminal 330, and the lead 320 are fixed together to reliably electrically connect the terminal 330 and the lead 320.

The technical features of the above-described embodiments may be arbitrarily combined. For the sake of brevity of description, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be considered as the scope of this manual.

The above-described embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the invention. It should be noted that a number of variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the scope of the invention should be determined by the appended claims.

Claims

A connector for connecting to a mobile device, the connector comprising:

a circuit board having a plurality of pole pieces on the circuit board;

a lead wire soldered to the circuit board and electrically connected to the pole piece;

a plurality of terminals, the plurality of terminals being electrically connected in one-to-one correspondence with the plurality of pole pieces;

a rubber core covering the circuit board, one side of the terminal, and one end of the lead, the rubber core being inserted on the mobile device to electrically connect the terminal to the mobile device; Some of the rubber cores have softness.
The connector according to claim 1, wherein said terminal is connected to said pole piece by soldering or riveting, and said terminal is electrically connected to said pole piece.
The connector according to claim 1 or 2, wherein the plurality of terminals are regularly disposed on one side of the circuit board; or the plurality of terminals are evenly distributed on opposite sides of the circuit board.
The connector according to claim 1 or 2, further comprising a hook, the rubber core is provided with a card slot and a receiving end slot, and the hook hooks into the card slot and the glue The core is connected, and the hook is used for being buckled into the mobile device; the terminal is located in the receiving end slot and electrically connected to the pole piece of the circuit board.
The connector according to claim 1 or 2, wherein the end surface of the rubber core is provided with a socket, the socket is for socketing on the mobile device, the circuit board and the The terminals are all located in the insertion slot and connected to the rubber core.
The connector according to claim 1 or 2, wherein the end surface of the rubber core is provided with a socket, the socket is for socketing on the mobile device, the circuit board and the The terminals are all connected to the rubber core in the insertion slot, and the plastic core is provided with an extending slot, the protruding slot is in communication with the plugging slot, and a part of the terminal is located in the extension The inside of the slot is connected to the rubber core.
The connector according to claim 1 or 2, wherein the rubber core comprises a core body and a peripheral layer, and the peripheral layer is wrapped on the core body, and the material of the core body is hard. Glue and/or soft glue; the material of the peripheral layer is hard glue and/or soft glue.
A data line, comprising: a data line body and the connector of any one of claims 1 to 7, wherein the data line body is electrically connected to an end of the lead away from the circuit board.
An expansion device comprising an expansion device body and the connector of any one of claims 1 to 7, the expansion device body being electrically connected to the lead.
The expansion device according to claim 9, wherein the expansion device body is a back-clip battery, and the expansion device body is configured to charge the mobile device;

Or the expansion device body is a speaker, and the expansion device body is used for externally releasing the mobile device;

Or the expansion device body is a projector, and the expansion device body is used for projecting the mobile device.
A sheath, comprising: a sheath body and the expansion device according to claim 8 or 9; the sheath body is provided with a receiving groove and a first through hole, the receiving groove and the first The through hole communicates, the receiving groove is configured to receive the mobile device; the lead wire is disposed in the first through hole; and the expansion device body is located in the receiving groove to be connected to the sheath body.
The sheath according to claim 11, wherein the sheath body is provided with a card slot, the card slot is in communication with the receiving groove, and the rubber core can be inserted into the card slot; When the rubber core is inserted on the mobile device, the rubber core is inserted into the card slot.
The sheath according to claim 12, further comprising a cover plate and a connecting pin, wherein the connecting pin is fixed on the cover plate; the expansion device body is provided with an expansion pin, The expansion pin is electrically connected to the connection pin; the cover plate is insulated, the cover plate is located in the receiving groove and connected to the sheath body; The cover plate abuts against the sheath body; the end of the lead wire remote from the circuit board is fixed on the cover plate and electrically connected to the connecting pin.
The sheath according to claim 13, further comprising a fixing member, wherein the fixing member has a magnetic property; a first groove is formed in an inner wall of the receiving groove, and a part of the fixing member is buckled into the first portion a recess is connected to the sheath body; the fixing member adsorbs the expansion device body.
The jacket according to claim 14, wherein the expansion device body is provided with a second recess, and the fixing member is located in the second recess and adsorbs the expansion device body.