CN203025738U - Wireless RFID (radio frequency identification) sensing device - Google Patents

Abstract

The utility model relates to the technical field of radio frequency identification (RFID), in particular to a wireless RFID sensing device, including an RFID antenna, an RFID reader, a zigbee module, and a fixed component; the RFID antenna is connected to the RFID reader connected, the RFID reader is connected to the zigbee module; the wireless RFID sensing device is fixed on the shelf through a fixed component, and the RFID reader reads the electronic tag information on the shelf through the RFID antenna, and passes the zigbee The module is sent out wirelessly. Through the above embodiments, the utility model can transmit and receive information obtained by the RFID reader in a wireless manner, avoiding the cumbersome operation of wiring in the shelf in the prior art, and optimizing the shelf management.

Description

A wireless RFID sensing device

technical field

The utility model relates to the technical field of radio frequency identification (RFID), in particular to a wireless RFID sensing device.

Background technique

my country will usher in the great development of the modern shelf industry, but the management problem of the shelf is an obstacle restricting the development of the shelf. There are also many solutions in the existing technology to solve the communication problem of the shelf management, such as:

Utility Model Patent Publication No. 201553448U, titled "A Shelf Based on Radio Frequency Identification Technology in the Field of Radio Frequency Identification Application Technology", the solution includes: shelves, readers, radio frequency identification antennas, computers and several radio frequency identification tags, among which The radio frequency identification antenna is fixedly arranged on the bottom of the shelf and wirelessly connected to the reader, the reader is connected to the computer, and several radio frequency identification tags are fixedly arranged on the outside of the goods on the shelf and wirelessly connected to the radio frequency identification antenna.

Utility Model Patent Publication No. 201217560, the technical solution titled "A Smart Shelf System Utilizing Radio Frequency Technology" discloses a smart shelf system, including at least one shelf, which is characterized in that it also includes UHF radio frequency reading and writing device, radio frequency antenna, electronic label, network switch and main control server; the electronic label is attached to the commodity packaging or cargo transfer box in the shelf, and stores relevant information of the commodity, and the radio frequency antenna It is arranged on the shelf and connected with the UHF radio frequency reader, and the high frequency radio frequency reader is connected with the main control server. The advantage of the intelligent shelf system of the present invention is that the user uses the RFID reader installed on the specially designed shelf to obtain the information of the goods placed on the shelf, which can be used for logistics tracking, passenger flow analysis and other application-level work.

The shelf in the above prior art cannot flexibly adjust the detection area, and the wiring is very difficult, and multiple shelves cannot be well wired, which affects the use of the smart shelf.

Utility model content

The embodiment of the utility model provides a wireless RFID sensing device, which is used to solve the problem in the prior art that the wired connection between the reader and the background computer or the terminal affects the shelf management.

The utility model provides a wireless RFID sensing device, including an RFID antenna, an RFID reader, a zigbee module, and a fixed component;

The RFID antenna is connected with the RFID reader, and the RFID reader is connected with the zigbee module;

The wireless RFID sensing device is fixed on the shelf through a fixing part, and the RFID reader reads the electronic tag information on the shelf through the RFID antenna, and sends it wirelessly through the zigbee module.

According to a further aspect of the device described in the embodiment of the present utility model, the fixing member includes a magnet, a sucker or a screw.

According to a further aspect of the device according to the embodiment of the present utility model, it further includes a reflective material covering the sides of the RFID antenna.

According to another further aspect of the device described in the embodiment of the present invention, it also includes an indicator light, which is connected with the zigbee module, and the indicator light indicates the status of the zigbee module.

Through the above embodiments, the utility model can transmit and receive information obtained by the RFID reader in a wireless manner, avoiding the cumbersome operation of wiring in the shelf in the prior art, and optimizing the shelf management.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 shows the structural representation of a kind of wireless RFID sensing device of the present utility model;

Fig. 2 is a schematic structural diagram of a wireless RFID sensing device according to an embodiment of the present invention;

Figure 3 shows a side view of the utility model.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

FIG. 1 is a schematic structural diagram of a wireless RFID sensing device according to an embodiment of the present invention.

It includes an RFID antenna 101, an RFID reader 102, a zigbee module 103, and a fixing part 104.

The RFID antenna 101 is connected with the RFID reader-writer 102 , and the RFID reader-writer 102 is connected with the zigbee module 103 .

The wireless RFID sensing device is fixed on the shelf through the fixing part 104, and the RFID reader 102 reads the electronic tag information on the shelf through the RFID antenna 101, and sends it wirelessly through the zigbee module 103.

The fixing component 104 can be a magnet, a suction cup or a screw.

Reflective materials may also be included to cover the sides of the RFID antenna 101 to control the direction of the radio frequency signals transmitted and received by the RFID antenna 101 and prevent the radio frequency signals from the RFID antenna 101 from spreading, thereby avoiding affecting other radio frequency devices.

It may also include an indicator light connected to the zigbee module 103, and the indicator light indicates the status of the zigbee module 103 when the zigbee module 103 sends and receives signals.

Through the above embodiments, the utility model can transmit and receive information obtained by the RFID reader in a wireless manner, avoiding the cumbersome operation of wiring in the shelf in the prior art, and optimizing the shelf management.

FIG. 2 is a schematic structural diagram of a wireless RFID sensing device according to an embodiment of the present invention.

It includes a housing 201 , a magnet 202 , a metal reflector 203 , an RFID antenna 204 , an RFID reader 205 , a power supply 206 , a zigbee module 207 , and an indicator light 208 .

The magnets 202 are installed on the top of the housing 201 for fixing the RFID sensing device, as shown in Figure 3 is a side view of the utility model, the magnets 202 can be 3 or other shapes and quantities.

The metal reflection part 203 is installed on both sides of the housing 201, and is used to prevent the radio frequency signal of the RFID antenna 204 from spreading from both sides and affecting other equipment or devices, wherein the metal reflection part 203 can be made of aluminum .

The power supply 206 is used to supply power to all power consumption modules in the RFID sensing device.

Described RFID reader-writer 205 is placed in described housing 201, is connected with described RFID antenna 204, and is connected with described zigbee module 207, is used for transmitting data or Obtain data from the electronic tag, and communicate with an external computer or other control device through the zigbee module 207, receive control instructions from the external device, and transmit the data obtained by the RFID reader 205 from the electronic tag.

Described indicator lamp 208 is connected with described zigbee module 207, and described indicator lamp 208 flickers when described zigbee module 207 works, to represent the working condition of zigbee module 207, if described zigbee module 207 does not send and receive data then indicator lamp 208 can be always on or off.

Through the embodiment of the utility model, the information obtained by the RFID reader can be sent and received wirelessly, avoiding the tedious operation of wiring in the shelf in the prior art, and optimizing the shelf management.

The specific embodiments described above have further described the purpose, technical solutions and beneficial effects of the present utility model in detail. Within the protection scope of the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims (4)

1. a wireless RF ID sensing device, is characterized in that,

Comprise the RFID antenna, rfid interrogator, zigbee module, fixed part;

Described RFID antenna is connected with described rfid interrogator, and described rfid interrogator is connected with described zigbee module;

Described wireless RF ID sensing device is fixed on shelf by fixed part, and rfid interrogator reads electronic labeling information on shelf by described RFID antenna, sends wirelessly by the zigbee module.

2. device according to claim 1, is characterized in that, described fixed part comprises magnet, sucker or screw.

3. device according to claim 1, is characterized in that, also comprises reflecting material, is covered in the side of described RFID antenna.

4. device according to claim 1, is characterized in that, also comprises pilot lamp, is connected with described zigbee module, the state of described pilot lamp indication zigbee module.

Images