CN219802601U

CN219802601U - Miniature 4G route module

Info

Publication number: CN219802601U
Application number: CN202320540940.4U
Authority: CN
Inventors: 刘瑞刚
Original assignee: Shenzhen Zhiji Iot Technology Co ltd
Current assignee: Shenzhen Zhiji Iot Technology Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-10-03
Anticipated expiration: 2033-03-20

Abstract

The utility model relates to the field of communication equipment modules, in particular to a miniature 4G routing module, which comprises a PCBA board, wherein the PCBA board is provided with a SIM card seat, a 4-8 PIN Ethernet seat, a 4PIN power seat, a routing serial seat, a 4G module serial seat, a memory chip, a power management module, an LED indicator light extension seat, a SIM card extension seat, an IPEX antenna joint, an Ethernet common mode inductance, an LCC packaging 4G communication module and a routing main control chip integrated with a memory module; overall architecture compares traditional router and CPE advantages: the high integration, the small size, the internal terminal connection and the more reliable performance are realized; the device can be built in a host, and the layout is more reasonable; the power consumption is low, and the environment is protected; the cost is lower, and the large-scale popularization and application are facilitated.

Description

Miniature 4G route module

Technical Field

The utility model relates to the field of communication equipment modules, in particular to a miniature 4G routing module.

Background

With the development of popular electronic computers of 4G networks, more and more network terminal devices need to access to the 4G network, data interaction between devices or devices and centers is realized through a 4G network technology, remote management control and service data handover are completed, however, the existing network terminal devices are usually connected to the 4G network through an Ethernet port (RJ 45) externally connected with a 4G router, the 4G router is an independent network communication device, has independent power supply and a shell, has a volume similar to that of a common household router, and provides an Ethernet port (RJ 45) for other network terminal devices to access to the 4G network, so that the whole device end needs to occupy a larger space, and cannot provide integrated, integrated and miniaturized 4G network access for the network terminal devices.

In the prior Chinese published patent document, the publication number: CN209283259U discloses a novel 4G routing module, which comprises a PCBA (13) provided with a miniPCI-E slot, a SIM card slot, 4-8 PIN Ethernet interface seats and a 2PIN power seat sub-interface, wherein a first positioning hole (8), an MCU chip (1), a memory chip (2), a memory chip (3), a power management module (5), an Ethernet transformer (6), 4-8 PIN Ethernet seats (7), a 2.4G-IPEX antenna joint (9), a miniPCI-E slot (4), a SIM card slot (10) and a 2PIN power seat (12) are arranged on the PCBA (13); the MCU chip (1) is respectively and electrically connected with the memory chip (2), the storage chip (3), the miniPCI-E slot (4), the Ethernet transformer (6) and the 2.4G-IPEX antenna connector (9), the Ethernet transformer (6) is electrically connected with the 4-8 PIN Ethernet socket (7), the power management module (5) respectively supplies power to the MCU chip (1), the memory chip (2), the storage chip (3), the miniPCI-E slot (4) and the Ethernet transformer (6), the miniPCI-E slot (4) is electrically connected with the SIM card slot (10), the 2PIN power socket (12) is electrically connected with the power management module (5), and the whole 4G routing module is powered by supplying power to the 2PIN power socket (12); the MiniPCI-E slot (4) is used for being inserted into an LCC packaging 4G communication module in the form of a MiniPCI-E interface card, and the 4-8 PIN Ethernet seat (7) is used for being connected with network terminal equipment.

The following disadvantages exist in this patent:

1. in the patent, a 4G communication module in the form of a miniPCI-E interface card is assembled with a miniPCI-E slot, wherein the miniPCI-E interface can increase the volume of the whole 4G routing module, has poor stability in a motion state, is easy to loosen, and further causes poor contact and even drop;

2. in the patent, a 2PIN power supply sub-interface is adopted, and the power supply performance is insufficient;

3. MCU chip, memory chip are independent setting for whole 4G route module volume increase, the consumption is higher.

4. The routing master control and the network port are connected by a network transformer, so that the routing master control and the network port have larger volume, are required to be independently powered, have high power consumption and high cost, and have unreliable performance.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a micro 4G routing module to solve the above problems.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a miniature 4G routing module comprises a PCBA board, wherein a SIM card seat, 4-8 PIN Ethernet seats, a 4PIN power seat, a routing serial seat, a 4G module serial seat, a storage chip, a power management module, an LED indicator light extension seat, a SIM card extension seat, an IPEX antenna joint, an Ethernet common mode inductor, an LCC packaging 4G communication module and a routing main control chip integrated with a memory module are arranged on the PCBA board;

the routing main control chip is electrically connected with the LCC packaging 4G communication module, the power management module, the storage chip, the LED indicator light extension socket, the routing serial port socket and the IPEX antenna connector respectively; the LCC packaging 4G communication module is respectively in communication connection with the SIM card holder, the SIM card extension holder, the 4G module serial port holder and the power management module; the routing main control chip is in communication connection with the 4-8 PIN Ethernet seat through the Ethernet common mode inductor;

the 4PIN power supply seat is electrically connected with the power supply management module, and the whole 4G routing module is powered by supplying power to the 4PIN power supply seat; the power management module is used for supplying power to the LCC packaging 4G communication module, the routing main control chip and the storage chip respectively.

As a further optimization, the IPEX antenna connector includes a 2.4G-IPEX antenna connector and a 4G-IPEX antenna connector.

As a further optimization scheme, the PIN needle spacing of the 4PIN power supply socket is 1.0mm-2.0mm.

As a further optimization scheme, the PIN needle spacing of the 4-8 PIN Ethernet pad is 1.0-2.0 mm.

As a further optimization scheme, the SIM card extension seat adopts a 5PIN extension seat, and the distance between PIN needles is 1.0mm-2.0mm.

As a further optimization scheme, the LED indicator lamp extension seat adopts a 5PIN extension seat, and the distance between PIN needles is 1.0mm-2.0mm.

As a further optimization scheme, the routing serial port socket adopts 4PIN routing serial port sockets with the interval of 1.0mm-2.0mm.

As a further optimization scheme, the PCBA board is also provided with a patch type SIM card pad, and the patch type SIM card pad is in communication connection with the LCC packaging 4G communication module.

As a further optimization scheme, the PCBA board is further provided with a factory-restoration setting key, and the routing main control chip is electrically connected with the factory-restoration setting key.

As a further optimization scheme, the four corners of the PCBA board are all provided with the positioning holes in a penetrating way, and the beneficial effects of the utility model are that:

1. the power interface uses a 4PIN power socket, and compared with a 2P terminal, the power interface has the advantages that: 1. the transverse area of the guide pin is enlarged, and the electric conductivity is better. 2. Other modules can be powered by 1-way power supply.

2. Compared with the PCI-E encapsulation 4G communication module adopted in the prior art, the LCC encapsulation 4G communication module has the advantages that: the size of the LCC packaging 4G communication module is smaller, so that the whole machine can be smaller in size and thinner, and more network terminal equipment can be matched. 2. Is not easy to fall off, has more stable performance and better heat dissipation, and saves cost. And 3, the LCC packaging 4G communication module conveniently leads out a plurality of physical interfaces, such as serial ports and the like, and has strong expansibility and more flexibility.

3. The routing main control chip is internally provided with a memory module, and the routing main control chip has more advanced innovative technology, packaging technology, smaller size, lower power consumption and more stable performance.

And 4. The SIM card extension seat can be more flexibly adapted to various network terminal equipment.

And 5, the LED indicator lamp can be realized by an LED indicator lamp extension seat, and the extension LED indicator lamp can be more flexibly adapted to various network terminal equipment.

6. And the 4G communication module serial port is supported, and the routing module serial port is supported. The serial port base of the 4G communication module can directly communicate with other modules to collect a lot of data information, for example: signal value operator information longitude and latitude information, etc. The routing serial port base can support functions such as transparent transmission DTU.

7. The routing main control chip is in communication connection with the 4-8 PIN Ethernet seat through the Ethernet common mode inductor, and has the effects of no need of additional power supply and environmental protection; the cost is lower; the isolation effect is better; the overall performance is more reliable.

Drawings

Fig. 1 is a schematic diagram of a front structure of a micro 4G routing module.

Fig. 2 is a schematic diagram of a back structure of a micro 4G routing module.

Reference numerals illustrate: LCC encapsulation 4G communication module 1, route main control chip 2, SIM cassette 3, power management module 4, memory chip 5, 4PIN power seat 6, LED pilot lamp extension seat 7, ethernet seat 8, route serial port seat 9, SIM card extension seat 10, SMD SIM card pad 11, 4G-IPEX antenna joint 12, locating hole 13, resume factory setting key 14, PCBA board 15, 2.4G-IPEX antenna joint 16, ethernet common mode inductance 17, 4G module serial port seat 18.

Detailed Description

Referring to fig. 1-2, the utility model relates to a miniature 4G routing module, which comprises a PCBA board 15, wherein a SIM card holder 3, a 1.25mm pitch 4PIN ethernet holder 8, a 1.25mm pitch 4PIN power holder 6, a 1.25mm pitch 4PIN routing serial port holder 9, a 1.25mm pitch 4PIN4G module serial port holder 18, a memory chip 5, a power management module 4, a 1.25mm pitch 5PINLED indicator lamp extension holder 7, a 1.25mm pitch 5PIN SIM card extension holder 10, an ethernet common mode inductance 17, an LCC package 4G communication module 1, a memory module-integrated routing master control chip 2, a 2.4G-IPEX antenna connector 16 (2 paths), a 4G-IPEX antenna connector 12 (2 paths), and a patch type card pad 11 are arranged on the PCBA board 15;

the routing main control chip 2 is respectively and electrically connected with the LCC packaging 4G communication module 1, the power management module 4, the storage chip 5, the LED indicator lamp extension socket 7, the routing serial port socket and the 2.4G-IPEX antenna joint 16; the LCC packaging 4G communication module 1 is respectively in communication connection with the SIM card holder 3, the SIM card extension holder 10, the SMD SIM card bonding pad 11, the 4G module serial port holder 18 and the power management module 4; the routing main control chip 2 is in communication connection with the 4-8 PIN Ethernet seat 8 through the Ethernet common mode inductor 17;

the 4PIN power supply seat 6 is electrically connected with the power supply management module 4, and the whole 4G routing module is powered by supplying power to the 4PIN power supply seat 6; the power management module 4 supplies power to the LCC packaging 4G communication module 1, the routing main control chip 2 and the storage chip 5 respectively.

The front of the PCBA board is provided with a 1.25 mm-interval 4PIN power supply seat 6, a 1.25 mm-interval 5PIN LED lamp extension seat, a power management module 4, a routing main control chip 2, a SIM card seat 3, a memory chip 5, an Ethernet common mode inductance 17 (4 paths) and a 1.25 mm-interval 4PIN Ethernet seat 8 (2 paths); the 1.25mm pitch 4PIN routing serial ports pads 9 are all located on the front face of the PCBA board 15.

The 1.25 mm-spacing 5PINSIM card extension socket 10, the patch type SIM card bonding pad 11, the 1.25 mm-spacing 4PIN4G communication module serial socket, the LCC packaging 4G communication module 1, the factory setting restoration key 14, the 4G-IPEX antenna connector 12 (2 paths) and the 2.4G-IPEX antenna connector 16 (2 paths) are respectively positioned on the back surface of the PCBA board.

The LCC packaging 4G communication module 1 on the PCBA 15 is respectively and electrically connected with the SIM card holder 3, the power management module 4, the serial port holder of the 1.25 mm-interval 4PIN4G communication module, the extension holder 10 of the 1.25 mm-interval 5PINSIM card, the patch type SIM card 11 and the 4G-IPEX antenna joint 12 (two paths);

the PCBA board 15 is electrically connected with the power management module 4, the LCC packaging 4G communication module 1, the 1.25 mm-spacing 5PINLED indicator lamp extension socket 7, the storage chip 5, the Ethernet common mode inductor 17 (4 paths), the 2.4G-IPEX antenna joint 16 and the 1.25 mm-spacing 4PIN routing serial port socket 9 through the routing main control chip 2;

the power management module 4 supplies power to the LCC packaging 4G communication module 1, the routing main control chip 2 and the storage chip 5 respectively, and the power is supplied to the whole 4G routing module by supplying power to the 1.25 mm-distance 4PIN power supply seat 6, and the power can be also supplied to other peripheral equipment in a way of being separated.

The routing main control chip 2 specifically comprises an Ethernet exchange chip for receiving and encoding Ethernet data to realize Ethernet data exchange and communication, a 2.4G baseband chip for encoding and decoding 2.4G wireless signal transmission or reception to realize 802.11bgn wireless signal modulation demodulation and network management and control, a USB bus for receiving and managing USB protocol data to realize management and communication of a 4G communication module, the routing main control chip 2 can run a linux network operation system to realize functions of routing and NAT,

meanwhile, the utility model realizes modulation and demodulation of 4G wireless signals and management and control of a 4G wireless network through a 4G communication module, the memory core 5 is used for storing configuration information of a user, the chip adopted by the power management module 4 comprises three parts of input power management, output power management and a user interface, and is mainly used for realizing the management of power, converting externally input power into multiple paths of voltages with different driving capabilities and supplying power to the routing main control chip 2, the LCC packaging 4G communication module 1 and the memory chip 5; the ethernet common mode inductance 17 (4 paths) is mainly used for enhancing ethernet signals, increasing ethernet transmission distance, isolating the end of the routing main control chip 2 from the outside, and protecting the routing main control chip 2.

As a further optimization scheme, the PIN pitch of the 4-PIN power supply pad 6 is 1.0mm-2.0mm, and in the specific embodiment, is preferably 1.25mm.

As a further optimization scheme, the PIN pitch of the 4-8 PIN ethernet pad 8 is 1.0mm-2.0mm, and in this specific embodiment, 4PIN1.25mm is preferable.

As a further optimization scheme, the SIM card extension holder 10 adopts a 5PIN extension holder, and the distance between PIN needles is 1.0mm-2.0mm. In this particular embodiment preferably 1.25mm.

As a further optimization scheme, the LED indicator light epitaxial seat 7 adopts a 5PIN epitaxial seat, and the PIN needle spacing is 1.0mm-2.0mm, preferably 1.25mm in the specific embodiment

As a further optimization scheme, the routing serial port seat 9 adopts 4PIN routing serial port seats 9 with the interval of 1.0mm-2.0mm, and the preferred range is 1.25mm in the specific embodiment.

As a further optimization scheme, the PCBA board 15 is further provided with a patch type SIM card pad 11, and the patch type SIM card pad 11 is in communication connection with the LCC package 4G communication module 1.

As a further optimization scheme, the PCBA board 15 is further provided with a factory-restoration setting key 14, and the routing master control chip 2 is electrically connected with the factory-restoration setting key 14.

As a further optimization scheme, the four corners of the PCBA board 15 are all provided with positioning holes 13. The positioning holes 13 are formed in the PCBA 15 in a penetrating manner, four positioning holes 13 are formed in the four corners of the PCBA, and the positioning holes 13 can be compatible with the internal structures of various network terminal devices when the 4G routing module is installed.

In summary, the micro 4G routing module of the present utility model has the following advantages:

1. the power interface uses the 4PIN power pad 6, and compared with a 2P terminal, the utility model has the advantages that: 1. the transverse area of the guide pin is enlarged, and the electric conductivity is better. 2. Other modules can be powered by 1-way power supply.

2. Compared with the PCI-E encapsulation 4G communication module adopted in the prior art, the LCC encapsulation 4G communication module has the advantages that: the size of the LCC packaging 4G communication module 1 is smaller, so that the whole machine size is smaller, the LCC packaging 4G communication module is thinner, and more network terminal equipment can be matched. 2. The falling off is not easy, and the performance is more stable; the heat dissipation effect is better, and the cost is saved. And 3, the LCC packaging 4G communication module 1 conveniently leads out a plurality of physical interfaces, such as serial ports and the like, and has strong expansibility and more flexibility.

3. The routing main control chip 2 is internally provided with a memory module, and has more advanced packaging technology, smaller size, lower power consumption and more stable performance.

The sim card extension socket 10 can be more flexibly adapted to various network terminal devices.

And 5, the LED indicator lamp can be realized by an LED indicator lamp extension seat 7, and the extension LED indicator lamp can be more flexibly adapted to various network terminal equipment.

6. And the 4G communication module serial port is supported, and the routing module serial port is supported. The serial port base 18 of the 4G module can directly communicate with other modules to collect a lot of data information, for example: signal value operator information longitude and latitude information, etc. The routing serial port base 9 can support functions such as transparent transmission DTU and the like.

7. The common plug-in SIM card holder 3 is used in the sports scene, very easy to drop or contact failure. In the utility model, not only the SIM card holder 3 is adopted, but also the patch type SIM card pad 11 is arranged, wherein the patch type SIM card is industrial grade, is resistant to wide temperature, is not easy to fall off when being used in a sports scene, and has more stable and reliable performance.

8. The routing main control chip 2 is electrically connected with the 4-8 PIN Ethernet seat 8 through the Ethernet common mode inductor 17, and the routing main control chip has the advantages of no need of additional power supply, more environmental protection, lower cost, more reliable performance and better isolation effect.

Overall architecture compares traditional router and CPE advantages: the high integration, the small size, the internal terminal connection and the more reliable performance are realized; the device can be built in a host, and the layout is more reasonable; the power consumption is low, and the environment is protected; the cost is lower, and the large-scale popularization and application are facilitated.

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. A miniature 4G route module, its characterized in that: the intelligent network interface module comprises a PCBA board, wherein the PCBA board is provided with a SIM card seat, a 4-8 PIN Ethernet seat, a 4PIN power seat, a routing serial seat, a 4G module serial seat, a memory chip, a power management module, an LED indicator light extension seat, a SIM card extension seat, an IPEX antenna joint, an Ethernet common mode inductor, an LCC packaging 4G communication module and a routing main control chip integrated with a memory module;

2. The miniature 4G routing module of claim 1, wherein: the IPEX antenna joint comprises a 2.4G-IPEX antenna joint and a 4G-IPEX antenna joint.

3. The miniature 4G routing module of claim 1, wherein: the PIN needle interval of the 4PIN power supply seat is 1.0mm-2.0mm.

4. The miniature 4G routing module of claim 1, wherein: the PIN needle spacing of the 4-8 PIN Ethernet holder is 1.0mm-2.0mm.

5. The miniature 4G routing module of claim 1, wherein: the SIM card extension seat adopts a 5PIN extension seat, and the distance between PIN needles is 1.0mm-2.0mm.

6. The miniature 4G routing module of claim 1, wherein: the LED indicator light epitaxial seat adopts a 5PIN epitaxial seat, and the distance between PIN needles is 1.0mm-2.0mm.

7. The miniature 4G routing module of claim 1, wherein: the routing serial port socket adopts 4PIN routing serial port sockets with the spacing of 1.0mm-2.0mm.

8. The miniature 4G routing module of claim 1, wherein: and the PCBA board is also provided with a patch type SIM card pad which is in communication connection with the LCC packaging 4G communication module.

9. The miniature 4G routing module of claim 1, wherein: the PCBA board is also provided with a factory-restoration setting key, and the routing main control chip is in communication connection with the factory-restoration setting key.

10. The miniature 4G routing module of claim 1, wherein: and positioning holes are formed in four corners of the PCBA board in a penetrating mode.