TWI427865B - Connector - Google Patents

Description

Connector

The invention relates to a connector, in particular to a connector capable of transmitting optical signals.

The Universal Serial Bus (USB) interface is a standard input/output interface that has been widely used in the design of many electronic devices. In 1994, seven world-renowned computer and communication companies, including Intel, Compaq, Digital, IBM, Microsoft, NEC, and Northern Telecom, jointly established the USB Association (USB-IF) to initially establish a USB interface specification. So far, the USB Association has released versions 1.0, 1.1, 2.0 and 3.0, and the USB transfer rate is gradually improving. With the development of the electronics industry and the advancement of technology, people are still working hard to increase the transmission rate of USB. Currently, there is a USB connector that can transmit optical signals to further increase the transmission rate. The connector usually includes an insulating body and a fixed a conductive terminal on the insulative housing and a fiber optic module for optical signal transmission. The accommodating slot for accommodating the optical fiber module is disposed on the insulative housing, so that the optical connector can transmit optical signals when the USB connector is connected to the mating connector with the optical fiber module, but the receiving slot for accommodating the optical fiber module is located The inside of the insulating body makes it difficult to accurately measure the size of the receiving groove.

Therefore, it is necessary to modify the conventional connector to overcome the above drawbacks.

In view of the above, it is an object of the present invention to provide a connector for conveniently measuring the size of a receiving slot.

The object of the present invention is achieved by the following technical solution: a connector comprising an insulative housing, a conductive terminal fixed on the insulative housing, and a fiber optic module for optical signal transmission, wherein the insulative housing is provided with a receiving optical fiber module. The receiving groove of the group, wherein the upper surface of the insulating body is provided with a plurality of openings exposing the edge of the receiving groove.

The object of the present invention can also be achieved by the following technical solution: a connector comprising an insulative housing, a conductive terminal held on the insulative housing, and a fiber optic module for optical signal transmission, the insulative housing including the main body and the autonomous a first tongue plate extending forwardly from the body portion, the main body portion is provided with a receiving groove for receiving the optical fiber module, and a top wall covering the receiving groove, wherein the top wall is provided with a plurality of penetrating upper and lower surfaces to expose the edge of the receiving groove Opening.

Compared with the prior art, the opening of the connector of the present invention is located at the edge of the receiving groove to expose the structure of the receiving groove, so that the size of the receiving groove in the insulating body can be conveniently measured.

100‧‧‧Connector

1‧‧‧Insulating body

11‧‧‧ Main body

111‧‧‧ top wall

1111‧‧‧First opening

1112‧‧‧Second opening

1113‧‧‧ third opening

112‧‧‧ bottom wall

1121‧‧‧through slot

113‧‧‧ side wall

1131‧‧‧Responsible Department

1132‧‧‧Keeping Department

1133‧‧‧Bevel

114‧‧‧ block

115‧‧‧ Reception trough

116‧‧‧ holding slot

12‧‧‧First tongue

121‧‧‧ slotting

122‧‧‧ positioning slot

13‧‧‧Support board

2‧‧‧Base

21‧‧‧ base

211‧‧‧fixed slot

22‧‧‧Second tongue

221‧‧‧ channel

3‧‧‧Electrical terminals

31‧‧‧First terminal

311‧‧‧First contact

312‧‧‧ First connection

313‧‧‧First Holding Department

314‧‧‧ first tail

32‧‧‧second terminal

321‧‧‧Second contact

323‧‧‧Second Holding Department

324‧‧‧ second tail

4‧‧‧Fiber optic modules

41‧‧‧ Groove

42‧‧‧ card block

421‧‧‧ Guided slope

43‧‧‧Bumps

45‧‧‧ lens

46‧‧‧Positioning column

5‧‧‧Shell

The first figure is a perspective assembled view of the connector of the present invention.

The second figure is a partially exploded view of the connector of the present invention.

The third figure is a partially exploded view of another angle of the connector of the present invention.

The fourth figure is an exploded perspective view of the connector of the present invention.

The fifth figure is an exploded perspective view of another angle of the connector of the present invention.

The sixth drawing is a cross-sectional view taken along line VI-VI of the first figure.

Figure 7 is a perspective view of the connector insulative body of the present invention.

Referring to the first, fourth and fifth figures, the connector 100 of the present invention comprises an insulative housing 1 , a base 2 assembled on the insulative housing 1 , and a conductive terminal held on the insulative housing 1 and the base 2 . 3. The optical fiber module 4 for holding the optical signal transmission on the insulative housing 1 and the outer casing 5 covering the insulative housing 1.

Referring to the first to seventh figures, the insulative housing 1 includes a main body portion 11, a first tongue 12 extending forward from the front end of the main body portion 11, and a front end extending from the lower end of the main body portion 11 and the first tongue. The plate 12 is parallel to the support plate 13. The main body portion 11 is provided with a receiving groove 115 for receiving the optical fiber module 4 and a holding groove 116 located below the receiving groove 115. The main body portion 11 is provided with a top wall 111 surrounding the receiving groove 115 and a bottom wall 112 opposite to the top wall 111. And the side wall 113 on the left and right sides, the main body portion 11 is provided with a stopper block 114 connecting the top wall 111 and the bottom wall 112 at an intermediate position of the front end of the receiving groove 115. The top wall 111 is provided with a plurality of openings penetrating up and down to expose the edge of the receiving groove 115, that is, the opening is located directly above the side wall 113. A pair of through grooves 1121 penetrating the receiving groove 115 are provided at the upper rear end of the bottom wall 112. The side wall 113 is provided with a resisting portion 1131 for resisting the left and right sides of the front end of the optical fiber module 4, a latching portion 1132 for holding the optical fiber module 4, and a beating portion between the latching portion 1132 and the resisting portion 1131. The front and rear directions are obliquely extended to guide the optical fiber module 4 into the inclined surface 1133 in the receiving groove 115. The opening on the top wall 111 includes a first opening 1111 directly above the resisting portion 1131, a second opening 1112 directly above the latching portion 1132, and a first opening 1111 and a portion directly above the inclined surface 1133. The third opening 1113 between the two openings 1112. The openings are respectively located at the edge changes of the receiving groove 115. The size of the receiving slot 115 in the receiving portion 115 can be accurately measured, so that the size of the receiving slot 115 in the main body portion 11 can be accurately measured. By measuring the size of the receiving slot 115, the size of the optical fiber module 4 can be determined. The tight fit of the fiber optic module 4 and the receiving slot 115 is ensured. Above the first tongue plate 12, a slit 121 that penetrates the holding groove 116 of the main body portion 11 and a plurality of positioning grooves 122 that are spaced apart from each other at the front end of the groove 121 are provided.

The base 2 includes a base 21 that is retained within the retaining slot 116 and a second tongue 22 that extends forwardly from the base 21. The front end and the rear end of the base portion 21 are each arranged with a plurality of fixing grooves 211 extending in the vertical direction. The second tongue plate 22 is received in the slot 121 of the first tongue plate 12. The upper and lower opposite surfaces of the second tongue plate 22 are arranged with a plurality of channels 221 extending in the front-rear direction.

The arrangement of the conductive terminals 3 conforms to the USB 3.0 transmission standard and includes a first terminal 31 and a second terminal 32. The first terminal 31 includes a flat first contact portion 311 received in the positioning groove 122 , and is bent downward from the rear end of the first contact portion 311 and then extended rearwardly and received in the channel of the lower surface of the second tongue plate 22 . The first connecting portion 312 is bent downwardly from the rear end of the first connecting portion 312 and is fixed to the first holding portion 313 of the front end fixing groove 211 of the base portion 21 and extends downward from the lower end of the first holding portion 313 to the insulating body 1 . The first tail 314. The second terminal 32 includes an elastic second contact portion 321 that is received in the channel 221 of the upper surface of the second tongue plate 22 and protrudes upward, a second holding portion 323 that is fixed in the fixing groove 211 at the rear end of the base portion 21, and a second The lower end of the holding portion 323 extends downwardly from the second tail portion 324 of the insulative housing 1. When the conductive terminal 3 of the present invention is assembled, the conductive terminal 3 is first fixed to the susceptor 2, and the susceptor 2 and the conductive terminal 3 are integrally assembled to the insulating body 1 to prevent deformation of the conductive terminal 3 during assembly.

The optical fiber module 4 is held in the receiving groove 115 of the insulative housing 1 . The front end of the optical fiber module 4 is provided with a plurality of lenses 45 and a positioning post 46 extending on both sides of the lens 45 and extending forward. The lens 45 can be optically coupled with an optical fiber (not shown) connected to the circuit board to provide high-speed optical signal transmission. . The front end of the optical fiber module 4 is provided with a recess 41. The blocking block 114 of the insulative housing 1 is abutted in the recess 41. The resisting portion 1131 on the side wall 113 of the insulative housing 1 abuts against the front end of the optical fiber module 4. The left and right sides of the fiber optic module 4 are prevented from moving excessively forward. The optical fiber module 4 is disposed on the two sides of the optical fiber module 4, and the outer surface of the card 42 is formed with a guiding slope 421 for facilitating the insertion of the optical fiber module 4 into the receiving slot 115. When the optical fiber module 4 is received in the receiving slot 115, The latches 42 on the two sides of the optical fiber module 4 are locked on the latching portion 1132 of the insulative housing 1 to prevent the fiber optic module 4 from moving backward. Therefore, the optical fiber module 4 can be retained in the receiving slot 115 in the front-rear direction. A pair of protrusions 43 extending downwardly to be retained in the through slots 1121 are disposed under the optical fiber module 4, so that the optical fiber module 4 can be better fixed in the receiving slot 115.

The outer casing 5 is coated on the insulative housing 1 to provide a good masking effect. The support plate 13 on the insulative housing 1 abuts against the lower side of the outer casing 5 to prevent excessive deformation of the outer casing 5.

In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make equivalent modifications or changes in accordance with the spirit of the present invention. It should be covered by the following patent application.

1‧‧‧Insulating body

11‧‧‧ Main body

111‧‧‧ top wall

1111‧‧‧First opening

1112‧‧‧Second opening

1113‧‧‧ third opening

113‧‧‧ side wall

1131‧‧‧Responsible Department

1132‧‧‧Keeping Department

1133‧‧‧Bevel

12‧‧‧First tongue

121‧‧‧ slotting

122‧‧‧ positioning slot

Claims (23)

A connector includes: an insulative housing; and a receiving groove; the insulative housing is provided with a top wall surrounding the receiving groove, a bottom wall opposite to the top wall, and two side walls on the left and right sides; And the optical fiber module is configured to transmit the optical signal and is received in the receiving groove of the insulating body; wherein the top wall of the insulating body is provided with a plurality of openings exposing the edge of the receiving groove, A card block is disposed on both sides of the optical fiber module, and the side wall is provided with a holding portion for holding the card block, and the opening includes a second opening directly above the holding portion. The connector of claim 1, wherein the receiving slot extends through the insulative housing in a front-rear direction, and the fiber optic module is assembled from the rear to the front in the receiving slot of the insulative housing. The connector of claim 2, wherein the side wall is provided with abutting portion that abuts the left and right sides of the front end of the optical fiber module, and the opening includes a first opening directly above the resisting portion. . The connector of claim 1, wherein the outer surface of the block is formed with a guiding inclined surface for guiding the optical fiber module into the receiving groove. The connector of claim 1, wherein the side wall is provided with a slope extending obliquely in the front-rear direction to guide the optical fiber module into the receiving groove at the front end of the holding portion, the opening further comprising a bevel The third opening directly above and in front of the second opening. The connector of claim 1, wherein the optical fiber module is provided with a groove at an intermediate position of the front end, and the insulating body is provided at a front end of the receiving groove to connect the top wall and the bottom wall and resist the concave Stop block in the slot. The connector of claim 1, wherein the bottom wall of the insulative housing is provided with a through slot extending through the receiving slot, and the optical fiber module is downwardly extended and held in the through slot. Bumps. The connector of claim 1, wherein the insulative housing comprises a main body portion and a first tongue extending forward from the main body portion, the receiving groove being disposed on the main body portion. The connector of claim 8, wherein the main body portion is provided with a holding groove below the receiving groove, and the first tongue plate is provided with a groove extending through the holding groove, and the connector is further The base includes a base assembled on the insulative housing, the base includes a base fixed in the retaining groove, and a second tongue extending forward from the base and received in the slot. The connector of claim 9, wherein the first tongue is provided with a plurality of positioning grooves at the front end of the slot and spaced apart from each other, and the upper and lower surfaces of the second tongue are provided with plural The conductive terminal includes a first terminal and a second terminal, and the first terminal includes a flat first contact portion received in the positioning groove and a channel received in the lower surface of the second tongue a connecting portion, a first holding portion fixed on the base portion and a first tail portion extending from the insulating body, wherein the second terminal comprises an elastic second contact portion received in the passage of the second tongue surface, and is fixed to the base portion The second solid portion is extended and the second tail portion of the insulating body extends. The connector of claim 1, wherein the front end of the fiber optic module is provided with a lens optically coupled to the optical fiber. The connector of claim 11, wherein the front end of the fiber optic module is provided with a pair of positioning posts on both sides of the lens and extending forward. The connector of claim 1, wherein the connector further comprises an outer casing covering the insulative body. A connector includes: a main body portion and a first tongue extending forward from the main body portion, the main body portion is provided with a receiving groove and a top wall covering the receiving groove, and a lower surface of the receiving receiving groove a bottom wall and side walls on the left and right sides of the receiving groove, the opening is located directly above the inner edge of the side wall; the plurality of conductive terminals are fixed on the insulating body; and the optical fiber module is used for optical signal transmission and receiving The top wall is provided with a plurality of openings extending through the upper and lower surfaces to expose the edge of the receiving groove, and the side wall is provided with a resisting portion that abuts the left and right sides of the front end of the optical fiber module. The opening includes a first opening directly above the abutting portion. The connector of claim 14, wherein the optical fiber module is provided with a card block on both sides thereof, the side wall is provided with a card holding portion for the card block to be clamped, and the opening hole comprises a card. Hold the second opening directly above the part. The connector of claim 15, wherein the outer surface of the block is formed with a guiding inclined surface for guiding the optical fiber module into the receiving groove. The connector of claim 15, wherein the side wall is in a holding portion and a resisting portion There is a slope extending obliquely in the front-rear direction to guide the fiber module into the receiving groove, and the opening further includes a third opening directly above the inclined surface. The connector of claim 14, wherein the optical fiber module is provided with a groove at an intermediate position of the front end, and the insulating body is provided at a front end of the receiving groove to connect the top wall and the bottom wall and resist the concave Stop block in the slot. The connector of claim 14, wherein the bottom wall of the insulating body is provided with a through slot extending through the receiving slot, and the optical fiber module is downwardly extended and held in the through slot. Bumps. The connector of claim 14, wherein the main body portion is provided with a holding groove below the receiving groove, and the first tongue plate is provided with a slot extending through the holding groove, and the connector further The base includes a base assembled on the insulative housing, the base includes a base fixed in the retaining groove, and a second tongue extending forward from the base and received in the slot. The connector of claim 20, wherein the arrangement of the conductive terminals conforms to a USB 3.0 transmission standard, and includes a first terminal and a second terminal, the first terminal including the first tongue a flat first contact portion on the upper surface, the second terminal includes an elastic second contact portion disposed on a surface of the second tongue, and the second contact portion is disposed behind the first contact portion. The connector of claim 14, wherein the front end of the fiber optic module is provided with a lens and a positioning post extending on both sides of the lens and extending forward. The connector of claim 14, wherein the connector further comprises a casing covering the insulative housing, and a support plate that abuts below the casing extends forwardly below the body portion.