CN209911997U - RFID read-write equipment with Android operating system - Google Patents

Abstract

The utility model discloses a take Android operating system's RFID read-write equipment, including casing, control mainboard, radio frequency module and patch cord, be provided with control mainboard and radio frequency module in the casing respectively, the control mainboard passes through the patch cord with radio frequency module and links to each other, is provided with Quectel SC20 core module, HDMI interface, RJ45 interface, USB joint, but double-deck plug terminal, two unification draw-in grooves, supply socket and PCB base plate on the control mainboard. The utility model discloses have abundant wireless network interface, GPS locate function, abundant data transmission control interface, big data storage ability, big data handling ability and the function of easy development and use, communication diversification, interconnection, multi-functional integrated, use foolproof, operation hommization etc. the utility model discloses simple structure, with low costs.

Description

RFID read-write equipment with Android operating system

Technical Field

The utility model relates to a radio frequency identification technical field, specific theory relates to a take Android operating system's RFID read-write equipment.

Background

With the development of mobile internet and RFID internet of things, the RFID reader is required to have rich wireless network interfaces, GPS positioning functions, rich data transmission control interfaces, large data storage capacity, large data processing capacity, and functions that are easy to develop and use. The single chip microcomputer control panel in the prior art has no functions, and the cost of the communication module and the storage module can rise by geometric multiples if the communication module and the storage module are connected outside.

The above-mentioned drawbacks, worth improving.

Disclosure of Invention

In order to overcome the not enough of current technique, the utility model provides a take Android operating system's RFID read-write equipment.

The utility model discloses technical scheme as follows:

the utility model provides a take Android operating system's RFID read write line equipment, includes casing, control mainboard, radio frequency module and patch cord, be provided with in the casing respectively the control mainboard and radio frequency module, the control mainboard with radio frequency module passes through the patch cord links to each other, be provided with Quectel SC20 core module, HDMI interface, RJ45 interface, USB joint, but double-deck plug terminal, two unification draw-in grooves, supply socket and PCB base plate on the control mainboard, wherein HDMI interface, RJ45 interface, USB joint, but double-deck plug terminal and supply socket locate the front side position of casing, two unification draw-in grooves are located the bottom position of casing, two unification draw-in grooves are two unification draw-in grooves of SIM card and microSD card.

Furthermore, the radio frequency module is a four-port radio frequency module, four ports of the four-port radio frequency module are all provided with SMA male head rotating SMA female head coaxial lines, and the SMA male head rotating SMA female head coaxial lines are respectively connected with the antenna interface on the rear side position of the shell.

Furthermore, the patch cord is 15pin winding displacement, and the interval of patch cord is 1.25mm, and length is 15 cm's 15pin winding displacement.

Further, the Quectel SC20 core module is provided with an MSM8909 processor, the Quectel SC20 core module supports an android 7.1 operating system, and the Quectel SC20 core module performs wireless communication through 4G, Buletoth, WiFi and GPS.

Furthermore, a plurality of positioning holes are formed in the substrate.

Furthermore, the number of the positioning holes is 4, and the 4 positioning holes are uniformly distributed.

Furthermore, the PCB substrate is made of glass fiber epoxy resin, and the number of layers of the PCB substrate is four.

Further, the casing includes the base and locates the upper cover on the base, the material of base is the aluminum alloy, the material of upper cover is the plastic, and is specific, the material of upper cover is acrylonitrile-butadiene-styrene copolymer.

Further, be provided with the pilot lamp on the upper cover, the pilot lamp with control mainboard connection, the pilot lamp includes power indicator, identification label pilot lamp, communication pilot lamp, wiFi pilot lamp and 3G 4G work pilot lamp.

Further, be provided with the heat dissipation tooth on the base, it is specific, the heat dissipation tooth includes left side heat dissipation tooth, bottom heat dissipation tooth and right side heat dissipation tooth, and left side heat dissipation tooth, bottom heat dissipation tooth and right side heat dissipation tooth meet in proper order.

Furthermore, a plurality of silica gel pads are arranged on the base and are uniformly distributed at the bottom of the base.

Furthermore, the base is provided with at least 4 silica gel pads, for example, 4 silica gel pads are arranged, and the 4 silica gel pads are uniformly distributed at four corners of the bottom of the base.

According to the above scheme the utility model discloses, its beneficial effect lies in, the utility model discloses have abundant wireless network interface, GPS locate function, abundant data transmission control interface, big data storage ability, big data processing ability and the function of easy development and use, communication diversification, interconnection, multi-functional integrated, use foolishment, operation hommization etc. the utility model discloses simple structure, with low costs.

Drawings

Fig. 1 is a block diagram of the present invention.

Fig. 2 is a block diagram of the structure of the middle control motherboard according to the present invention.

Fig. 3 is a schematic structural diagram of a certain viewing angle of the present invention.

Fig. 4 is a schematic structural view of another view angle of the present invention.

Fig. 5 is a bottom view of the present invention.

Fig. 6 is a top view of the present invention.

In the figure, 1, a base; 2. an upper cover; 3. a heat dissipating tooth; 4. a silica gel pad; 5. a power socket; 6. a USB connector; 7. an RJ45 interface; 8. an HDMI interface; 9. a double-layer pluggable terminal; 10. a network interface; 11. an antenna interface; 12. positioning seats; 13. a slot cover; 14. a lens.

Detailed Description

The invention is further described with reference to the following figures and embodiments:

as shown in fig. 1-6, an RFID read/write device with Android operating system includes a housing, a control motherboard, a radio frequency module, and a patch cord, the housing is provided with the control motherboard and the radio frequency module, the control motherboard is connected with the radio frequency module via the patch cord, the control motherboard is provided with a Quectel SC20 core module, an HDMI interface 8, an RJ45 interface 7, a USB connector 6, a double-layer pluggable terminal 9, a two-in-one slot, a power socket, and a PCB substrate, wherein the HDMI interface 8, the RJ45 interface 7, the USB connector, the double-layer terminal, and the power socket are disposed at the front side of the housing, the two-in-one slot is disposed at the bottom of the housing, the two-in-one slot is a two-in-one slot with a SIM card and a microSD card, the SIM card and the microSD card are disposed in the two-in-one slot, the SIM card is connected with the control motherboard, the two-in, and is fixed by bolts.

In addition, the rear side of the housing is provided with 4 antenna interfaces 11 and a network interface 10, and the network interface 10 is used for 4G or WiFi network communication.

Preferably, in a specific embodiment, the radio frequency module is a four-port radio frequency module, and the four ports of the four-port radio frequency module are all provided with the SMA male-to-SMA female coaxial line, and the SMA male-to-SMA female coaxial line is connected to the antenna interface 11 disposed at the rear position of the housing.

Preferably, in a specific embodiment, the patch cord is a 15pin flat cable, and the pitch of the patch cord is 1.25mm, and the length of the patch cord is 15 cm.

Preferably, in a specific embodiment, the Quectel SC20 core module is provided with an MSM8909 processor, the Quectel SC20 core module supports an android 7.1 operating system and has 1GB RAM +8GBROM, and the Quectel SC20 core module performs wireless communication through 4G, bulloth, WiFi and GPS.

Preferably, in a specific embodiment, the substrate is provided with a plurality of positioning holes. Specifically, for example, the number of the positioning holes is 4, the 4 positioning holes are uniformly distributed on four corners of the PCB substrate, the positioning holes are sleeved on the positioning seat 12, and the positioning holes are used for installing and fixing the PCB substrate.

Preferably, in a specific embodiment, the PCB substrate is made of glass fiber epoxy resin, the dielectric constant of the PCB substrate is 4.4, and the number of layers of the PCB substrate is four, and the size is 120mm x 100 mm.

Preferably, in a specific embodiment, the housing includes a base 1 and an upper cover 2 disposed on the base 1, the base 1 is made of aluminum alloy, the upper cover 2 is made of plastic, specifically, the upper cover 2 is made of acrylonitrile-butadiene-styrene copolymer, and the acrylonitrile-butadiene-styrene copolymer is a thermoplastic polymer material structure with high strength, good toughness, and easy processing and molding.

Preferably, in a specific embodiment, an indicator light is arranged on the upper cover 2, the indicator light is connected with the control main board, the indicator light includes a power indicator light, an identification tag indicator light, a communication indicator light, a WiFi indicator light and a 3G/4G work indicator light, and a lens 14 is arranged on the indicator light for protection.

Preferably, in a specific embodiment, the base 1 is provided with the heat dissipation teeth 3, specifically, the heat dissipation teeth 3 include a left side heat dissipation tooth, a bottom heat dissipation tooth and a right side heat dissipation tooth, the left side heat dissipation tooth, the bottom heat dissipation tooth and the right side heat dissipation tooth are connected in sequence, wherein the specification of the heat dissipation teeth is: the tooth height is 1.0mm, and wide is 2.7mm, and the interval is 2.7mm, and casing bottom, casing left side and casing right side all are provided with heat dissipation tooth 3 promptly.

Preferably, in a specific embodiment, the base 1 is provided with a plurality of silica gel pads 4, and the silica gel pads 4 are uniformly distributed at the bottom of the base 1.

Usually, at least 4 silica gel pads 4 are arranged on the base 1, for example, 4 silica gel pads 4 are arranged, and the 4 silica gel pads 4 are uniformly distributed at four corners of the bottom of the base 1.

The utility model discloses have abundant wireless network interface, GPS locate function, abundant data transmission control interface, big data storage ability, big data handling ability and the function of easy development and use, communication diversification, interconnection, multi-functional integrated, use foolproof, operation hommization etc. the utility model discloses simple structure, with low costs.

The utility model discloses specifically use:

the utility model discloses in intelligent transportation management system's application, for example, intelligent transportation management system includes: software systems and hardware. The software system comprises vehicle management software and a vehicle position recording software background database. The hardware comprises RFID read-write equipment with an Android operating system, a coaxial line, a 12dBi antenna, a PC and a server.

The utility model discloses a front and back side position is provided with communication interface face and antenna interface face respectively. For example, the front side is provided with a communication interface surface, the communication interface surface is provided with an HDMI interface, RJ45, USB, a double-layer pluggable socket, and a DC power socket, and the antenna interface surface is provided with 5 SMA male head structures, of which 4 are used for RFID telecommunication and one is used for a 4G antenna, that is, the antenna interface surface is provided with 4 antenna interfaces and 1 network interface.

The utility model discloses a casing bottom has the heat dissipation tooth that is used for decorating and dispels the heat the function, and the tooth height is 1.0mm, and is wide for 2.7mm, and the interval is 2.7mm, and the casing bottom is close to the right side and has seted up detachable draw-in groove lid, installs SIM card and microSD card under the draw-in groove lid.

The utility model discloses a UHF RFID (ultrahigh frequency radio frequency identification) technique and tall and erect system of ann, wherein the RFID system contains antenna, feeder, read write line, host computer, electronic tags. The antenna is used for signal conversion, and when the antenna is used as a transmitting antenna, a high-frequency current signal is converted into a radio signal; and secondly, when the antenna is used as a receiving antenna, the radio signal is converted into a high-frequency current signal. The feeder line is used for a medium wire for transmitting high-frequency signals. The reader/writer is used for generating high-frequency signals and a circuit for processing the high-frequency signals. The electronic tag has a unique code, including an antenna and a chip. The upper computer can control the reader-writer and process the label information transmitted by the reader-writer.

The utility model discloses the working procedure does: 1. a user passes a vehicle with an RFID electronic tag under an antenna externally connected with an RFID reader-writer with an android system; 2. the control main board controls the radio frequency module to identify RFID label information (EPC or TID (globally unique code)), and the label information transmits data to the background management system through a 4G network or a wired network; 3. the background management system makes statistics according to the EPC or TID information (license plate, vehicle type and the like) in the database of the background management system, can make traffic flow statistics, whether traffic is blocked, whether the traffic is a foreign license plate and the like, and can also see the driving route of the vehicle in the background.

The utility model adopts the RFID identification technology, which has the characteristics of global unique coding, high identification speed, high efficiency, batch disposable identification, low label cost, no battery operation, small volume, long information storage time, uneasy copying and the like; the method replaces the prior manual or bar code technology, is beneficial to the quick and convenient product selection of the client, is more intelligent and accurate, and saves the workload of sales personnel. The utility model discloses adopt tall and erect system chip of ann simultaneously, have 4G, WiFi, bluetooth communication, GPS wireless communication technique, make Android system RFID read write equipment realize miniaturization, portable, communication mode is diversified, data storage capacity is big. The utility model discloses a data processing data block has established the hardware basis for realizing the big data requirement. The vehicle management personnel can place the equipment at a required position, and the vehicle management personnel can manage the vehicle which needs to be managed without going home.

The embodiment of the utility model provides an in, be equipped with the tall and erect 4G core module of Quectel SC20 ann, HDMI interface, RJ45 interface, USB joint, but double-deck plug seat, DC power supply socket on the PCB base plate of control mainboard.

The Quectel SC20 multi-network type Smart LTE module supports Wi-Fi & BT functions, carries an Android operating system (supports Android 5.1/7.1), supports LTE FDD by the Quectel SC20, transmits uplink data at maximum 150Mbps downlink and 50Mbps uplink, is downward compatible with EDGE and GSM/GPRS networks, can work normally in areas lacking 3G and 4G networks, and simultaneously supports IEEE802.11 a/b/G/n WIFI wireless transmission protocol and BT4.2 Bluetooth technology.

The Quectrel SC20 supports Multiple Input Multiple Output (MIMO) technology, and multiple antennas can be used at the receiving end for receiving, thereby improving the downlink rate, reducing the bit error rate and improving the communication quality. Meanwhile, the Quectrel SC20 supports various positioning systems of GPS, GLONASS and beidou, and positioning speed and precision are greatly improved. The SC20 integrates interfaces with rich functions (such as LCM, camera, touch screen, microphone, speaker, UART, USB, I C interface, etc.), which greatly expand the application of the select SC20 in the M2M field, and can be widely applied to devices such as MID, PND, POS, router, data card, vehicle-mounted terminal, smart phone, digital billboard, security, and industrial PDA.

The utility model discloses main advantage: the android system, the WIFI and the Bluetooth functions and the GNSS are integrated. Comprehensive coverage of various network systems; the system can support 6-mode 15-frequency 2G/3G/4G full network communication and multi-country authentication.

The embodiment of the utility model provides an in, four locating holes are located four corner positions of PCB base plate respectively on the PCB base plate for fix the control mainboard on the base.

The embodiment of the utility model provides an in, wherein the casing includes upper cover 2 and base, and the PCB base plate is located the cavity that holds that upper cover and base formed, and the dielectric constant of PCB base plate is 4.4, and its material is glass fiber epoxy, has higher mechanical properties and dielectric properties, better heat resistance and moisture resistance to good mechanical properties has.

The upper cover is made of acrylonitrile-butadiene-styrene copolymer (ABS), has chemical corrosion resistance, heat resistance, certain surface hardness, high elasticity and toughness. The lower cover is made of aluminum alloy, the aluminum alloy helps to strengthen the firmness and the heat dissipation effect of the structure, the radio frequency module is an R2000 radio frequency module, the radio frequency module is fixed on the base through four screws, and the copper exposing part of the PCB substrate of the radio frequency module is in contact with the base, so that the best heat dissipation effect is achieved. Four antenna interfaces of the radio frequency module are led to the base through the patch cords and are screwed up and fixed through nuts.

The middle of the upper cover is also provided with a lens with black frosted sand for protecting 5 LED lamps (a power supply indicator lamp, an identification label indicator lamp, a communication indicator lamp, a WiFi indicator lamp and a 3G/4G work indicator lamp). The LED lamp adopts four colors, and the rule of the LED lamp is as follows: the flat-head LED lamp is 5mm in diameter and 7mm in length. The flat-head LED lamp is arranged on the shell, and the top end of the LED is well leveled with the shell. The LED lamp panel is connected with the control mainboard through the flat cable, and the work of the LED lamp is controlled by the control mainboard.

The utility model adopts the RFID identification technology, and has the characteristics of global unique coding, high identification speed, high efficiency, batch one-time identification, low label cost, no battery work, small volume, long information storage time, uneasy copying and the like;

the method replaces the prior manual or bar code technology, is beneficial to the quick and convenient product selection of the client, is more intelligent and accurate, and saves the workload of sales personnel.

The utility model discloses an Android system chip has 4G, WiFi, bluetooth communication, GPS, makes Android system RFID read-write equipment realize miniaturization, portable, communication mode diversified, data storage capacity is big. The utility model discloses data processing data block has established the hardware basis for realizing the big data requirement.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

The above exemplary description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above manner, and various improvements made by the method concept and technical solution of the present invention or by directly applying the concept and technical solution of the present invention to other occasions without improvement are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides a take RFID read-write equipment of Android operating system which characterized in that, includes casing, control mainboard, radio frequency module and patch cord, be provided with in the casing respectively the control mainboard and radio frequency module, the control mainboard with radio frequency module passes through the patch cord links to each other, be provided with Quectrel SC20 core module, HDMI interface, RJ45 interface, USB joint, but double-deck plug terminal, two unification draw-in grooves, supply socket and PCB base plate on the control mainboard.

2. The RFID read-write equipment with the Android operating system according to claim 1, wherein the radio frequency module is a four-port radio frequency module, and four ports of the four-port radio frequency module are all provided with SMA male head-to-SMA female head coaxial lines.

3. The RFID read-write equipment with the Android operating system of claim 1, wherein the patch cord is a 15pin flat cable.

4. The RFID read-write equipment with the Android operating system of claim 1, wherein the Quectrel SC20 core module is provided with an MSM8909 processor.

5. The RFID read-write equipment with the Android operating system according to claim 1, wherein a plurality of positioning holes are formed in the PCB substrate.

6. The RFID read-write equipment with the Android operating system according to claim 5, wherein the number of the positioning holes is 4, and the 4 positioning holes are uniformly distributed.

7. The RFID read-write equipment with the Android operating system according to claim 1, wherein the PCB substrate is made of glass fiber epoxy resin, and the number of layers of the PCB substrate is four.

8. The RFID read-write equipment with the Android operating system according to claim 1, wherein the casing comprises a base and an upper cover arranged on the base, the base is made of aluminum alloy, and the upper cover is made of plastic.

9. The RFID read-write equipment with the Android operating system according to claim 8, wherein an indicator lamp is arranged on the upper cover and connected with the control main board, and the indicator lamp comprises a power indicator lamp, an identification tag indicator lamp, a communication indicator lamp, a WiFi indicator lamp and a 3G/4G working indicator lamp.

10. The RFID read-write equipment with the Android operating system according to claim 8, wherein the base is provided with heat dissipation teeth.

Images