CN215897744U

CN215897744U - General type thing networking gateway device

Info

Publication number: CN215897744U
Application number: CN202121761743.2U
Authority: CN
Inventors: 侯志军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-22
Anticipated expiration: 2031-07-30

Abstract

The application discloses a general Internet of things gateway device, which comprises a mother board, wherein a CPU, a wired interface, a wireless interface and a battery management module are arranged on the mother board, wired data acquisition or terminal control is realized through the wired interface, or a wireless communication interface is arranged on the mother board to realize wireless data acquisition or terminal control; the CPU processes the data or sends an instruction to the terminal through a wired interface and a wireless interface; the mother board is provided with an internet platform data interaction module which is used for realizing the internet access function of the gateway device; the gateway device also comprises a daughter board which is a functional module expansion board, and a matching interface arranged on the mother board is connected with a matching interface on the daughter board to form a whole; the gateway device further comprises a housing, and the gateway device is mounted in the cabinet body through a detachable structure. The application is of a module structure, and the interface module is replaced according to different application scenes, so that the requirements of the Internet of things in different industries are met.

Description

General type thing networking gateway device

Technical Field

The utility model relates to the field of Internet of things, in particular to a universal Internet of things gateway device.

Background

There are 2 kinds of data transmission and control modes from the control terminal to the platform of the internet of things in the existing internet of things system: firstly, integrating a communication module with an Internet of things platform in an acquisition control terminal; and secondly, an Internet of things gateway is manufactured for specific industry applications to solve data interaction between the acquisition control terminal and the Internet of things platform. Both of the above-described gateway devices have respective problems: the first integrated type has a complex structure and a single function, is not beneficial to iterative upgrade and expansion of products and maintenance, and has a large volume and is not beneficial to installation; the second discrete gateway is applied to a specific industry, has a single function, is not beneficial to iterative upgrade of products, and cannot achieve the industrial universality.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model aims to provide a universal internet of things gateway device, which meets the internet of things requirements of different industries by adopting a module replacement method.

The utility model specifically comprises the following technical scheme:

a general gateway device of Internet of things comprises a motherboard, wherein a CPU, a wired interface, a wireless interface and a battery management module are mounted on the motherboard, wired data acquisition or terminal control is realized through the wired interface, or a wireless communication interface is arranged on the motherboard to realize wireless data acquisition or terminal control; the CPU processes the data or sends an instruction to the terminal through a wired interface and a wireless interface; the battery management module supplies power to the CPU and each interface;

the motherboard is provided with an internet platform data interaction module which is used for realizing the internet access function of the gateway device;

the gateway device also comprises a daughter board which is a function module expansion board, a communication module and a wired wireless module are arranged on the daughter board, the wired wireless module is used for being connected with an external detection control terminal, and a wired or wireless communication protocol is adopted to collect data of the detection control terminal or control the working state of the detection control terminal;

the mother board is provided with a matching interface which is matched and connected with the matching interface on the daughter board to form a whole;

the gateway device further comprises an outer shell, the mother board and the daughter boards are fixed in the outer shell, a detachable structure is arranged on the bottom surface of the outer shell, and the gateway device is installed in the cabinet body through the detachable structure.

Furthermore, the detection control terminal comprises a control terminal which is a terminal for controlling a relay switching value output interface, a frequency output interface, a PWM output interface and a PID control output interface;

the detection control terminal comprises a switching value signal detection terminal which is a travel switch, an entrance guard detection terminal, a high-low TTL level detection terminal and an input frequency detection terminal, and also comprises an analog value signal detection terminal which is a voltage, current, temperature, humidity, brightness, strain, displacement, rotating speed, pressure intensity, angle, laser intensity, gas, ultrasonic wave, magnetosensitive, flame, smog, particles, gas, vibration, acceleration, wind speed, position, photosensitive and thermosensitive detection terminal.

Furthermore, the motherboard is provided with one or more of a CAN bus interface, a TTL interface, an RS-232 interface or a network interface, and is used for acquiring data in a wired communication mode or controlling a terminal;

one or more of a 2.4G network unit, a 433M network unit, a 868M network unit, a 968M network unit, a Bluetooth unit or an LORA network unit are arranged on the daughter board and used for acquiring data in a wireless communication mode or controlling a terminal.

Furthermore, the internet platform data interaction module adopts one or more of an NB network unit, a 4G network unit, or a 5G network unit.

As a preferred embodiment of the present application, the detachable structure is that a guide rail is disposed on a bottom surface of the housing, a clamping strip is mounted on the guide rail, and the gateway device is mounted in the cabinet body through the clamping strip;

or, the gateway device is directly installed in the cabinet body through screws on the bottom surface of the shell.

Furthermore, the communication module and the wired wireless module on the daughter board are interfaces with the same packaging size, the circuit board module and the circuit board of each interface are the same in size, and the electrical definitions of the matching interfaces on the mother board and the daughter board are the same.

Advantageous effects

The beneficial effect of this application contains: the universal internet of things gateway device is convenient to maintain and install in size, adopts a structure that a mother board, namely a bottom board and a daughter board, namely a function module expansion board, is matched with the mother board, and is combined into different internet of things industries for application according to different industry requirements; the device simple structure, the wide function expansibility of application scope is strong, and guide tracked or flat structure, the installation is dismantled conveniently, and the maintenance cost is low, has solved the poor problem of present gateway device product iteration update, further promotion the commonality of product.

Drawings

FIG. 1 is a side view of example 1;

FIG. 2 is a perspective view of embodiment 1;

FIG. 3 is a schematic view of the internal structure of embodiment 2;

FIG. 4 is a perspective view of embodiment 2;

in the figure, 1-outer shell, 2-mother board, 3-daughter board, 4-guide rail and 5-bottom surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a general gateway device of an internet of things, which comprises a motherboard 2, wherein a CPU, a wired interface, a wireless interface and a battery management module are arranged on the motherboard 2, wired data acquisition or terminal control is realized through the wired interface, or a wireless communication interface is arranged on the motherboard 2 to realize wireless data acquisition or terminal control; the CPU processes the data or sends an instruction to the terminal through a wired interface and a wireless interface; the battery management module supplies power to the CPU and each interface;

the motherboard 2 is provided with an internet platform data interaction module, and the internet platform data interaction module is used for realizing the internet access function of the gateway device;

the gateway device also comprises a daughter board 3, wherein the daughter board 3 is a function module expansion board, a communication module and a wired wireless module are arranged on the daughter board 3, the wired wireless module is used for being connected with an external detection control terminal, and a wired or wireless communication protocol is adopted to collect data of the detection control terminal or control the working state of the detection control terminal;

the mother board 2 is provided with a matching interface which is matched and connected with the matching interface on the daughter board 3 to form a whole;

the gateway device further comprises an outer shell 1, the mother board 2 and the daughter boards 3 are fixed in the outer shell 1, a detachable structure is arranged on the bottom surface 5 of the outer shell 1, and the gateway device is installed in the cabinet body through the detachable structure.

Furthermore, the detection control terminal comprises a control terminal which is a terminal for controlling a relay switching value output interface, a frequency output interface, a PWM output interface and a PID control output interface; if relay control (relay control as external device is not in the inventive device) there are 2 ways in the inventive device to interface with an external relay arrangement: 1. the I/O switching value control relay on the motherboard 2, and the wired communication interface or the wireless communication interface adopts a data interaction protocol to control the relay 2.

The detection control terminal comprises a switching value signal detection terminal for detecting a travel switch, an entrance guard, a high-low TTL level and an input frequency, and also comprises an analog value signal detection terminal for detecting voltage, current, temperature, humidity, brightness, strain, displacement, rotating speed, pressure, angle, laser intensity, gas, ultrasonic wave, magnetosensitive property, flame, smog, particles, gas, vibration, acceleration, wind speed, position, photosensitive property and thermosensitive property. The detection circuit: these circuits have 2 circuits for motherboard 2 itself: one way is to detect the voltage of the lithium battery, and the other way is to detect the power supply source of the device, so as to distinguish whether the external power supply or the battery power supply of the device is adopted.

Further, the motherboard 2 is provided with one or more of a CAN bus interface, a TTL interface, an RS-232 interface or a network interface, and is used for acquiring data in a wired communication mode or controlling a terminal;

one or more of a 2.4G network unit, a 433M network unit, a 868M network unit, a 968M network unit, a bluetooth unit, or an LORA network unit are provided on the daughter board 3, and are used for acquiring data in a wireless communication manner or controlling a terminal.

Further, the internet platform data interaction module adopts one or more of an NB network unit, a 4G network unit, or a 5G network unit.

Furthermore, the communication module and the wired/wireless module on the daughter board 3 are interfaces with the same packaging size, the circuit board module and the circuit board of each interface have the same size, and the external electrical interface has the same size definition.

Example 1

In this embodiment, as shown in fig. 1, besides the basic units and modules, a display panel and other basic components for implementing display or control may be mounted on the motherboard 2, and a connection battery or a direct-plug power supply may also be selected, and a schematic structural diagram of the rail 4 type mounting structure portion in this embodiment is shown, in the figure, a connection circuit board between the display panel and the lithium battery management module (which may be located on the daughter board 3) and the motherboard 2 may be connected by a wire or a pin, and the structure on the front side of the motherboard 2 is as follows: the detachable structure is characterized in that a guide rail 4 is arranged on the bottom surface 5 of the shell 1, a clamping strip is arranged on the guide rail 4, and the gateway device is arranged in the cabinet body through the clamping strip; the circuit connection structure on the front surface of the motherboard 2 is as follows:

the upper left of the motherboard 2 is provided with an analog quantity detection input interface, a switching value input interface (including frequency input) and a switching value output interface;

a lithium battery management module is arranged in the middle of the left side of the mother board 2 and is connected with the mother board 2 by adopting a plug-in unit;

the lower part of the left side of the mother board 2 is a 100M self-adaptive network port;

the middle part of the mother board 2 is provided with an RS-485 communication unit which is connected with the mother board 2 in an SMT patch mode, and the communication unit CAN be replaced by an RS-485/CAN module in order to adapt to the requirements of different devices;

a GPRS/4G/5G/NB module is arranged below the middle part of the motherboard 2, and can contain a GPS or BDS (Beidou) module in order to adapt to the requirements of different devices;

sixthly, a signal relay control output interface is also arranged on the motherboard 2 and can control the signal intelligent air switch to be switched on or switched off;

the back of the motherboard 2 is provided with a WIFI module which is connected with the motherboard 2 in a patch mode so as to adapt to the requirements of different devices, and a 2.4G \433m \968m \868m \ lora \ Bluetooth module can also be adopted; a direct current +5V 1A power supply is provided on the motherboard 2, so that power is conveniently supplied to the sensor.

Example 2

In this embodiment, as shown in fig. 2, the gateway device is directly mounted in the cabinet body by screws on the bottom surface 5 of the housing 1. According to the general Internet of things gateway device adopting the connection structure, a direct current +5V 1A power supply is provided on the motherboard 2 to conveniently supply power to the sensor, and the display panel and the lithium battery management module can be connected with a connection circuit board of the motherboard 2 by pins; the circuit connection structure on the front surface of the motherboard 2 is as follows:

the middle part of the left side of the mother board 2 is provided with a lithium battery management module which is connected with the mother board 2 by adopting a plug-in;

sixthly, a signal relay control output interface is further arranged on the motherboard 2, and the relay control output interface can control the signal intelligent air switch to be switched on or switched off.

The general type internet of things gateway device of the application has the following working principle:

the motherboard 2AD interface can directly detect input analog voltage signals, and the switching value input detection can detect the switching value

Peripheral equipment (including sensors and input frequency detection), and switching value output signals (including PWM signals) can control external equipment (relays, PID control and the like); RS-485\ CAN \433M \868M \ Lora \ wifi \ Bluetooth \ wired network port \ zigbee \2.4G CAN be used for networking or point-to-point peripheral data acquisition and control; the GPRS \4G \ NB \5G module can realize data interaction and control with the platform of the Internet of things. The battery has certain cruising ability, and the motherboard 2 can distinguish whether the gateway is powered by an external power supply or an LI battery standby power supply, so that the gateway can be distinguished by power supply sources.

In this embodiment, a circuit structure with 1-path voltage analog quantity detection and multiple input and output paths can be adopted; or 2-path input and multi-path input and output; the charging circuit current-limiting resistor limits the charging current to 250mA, a small-current slow charging mode is adopted, the battery charging management chip is fully charged, charging is stopped, and an overcharge phenomenon cannot be caused.

Examples of packaging formats are as follows:

the loading and conversion mode is not limited to the mode, and CAN be a plug-in mode, a flexible circuit is connected with an FPC (flexible printed circuit), and the like, and the essence is that an RS-485 module CAN be replaced by a CAN (controller area network) or other communication modes, and the key points are that the connection interface definition and the packaging size of the motherboard 2 are the same.

In this embodiment, 2 RS-485 interfaces may also be adopted, a wired network port is provided on the motherboard 2, the network port driving chip is connected with the MCU, and the motherboard 2 is also provided with a wireless network interface and a GPRS \ GPS communication module. The packaging form of the gateway of the Internet of things can be a plug-in form, a flexible circuit is connected with an FPC (flexible printed circuit) and the like, the gateway of the Internet of things is essentially characterized in that a GPRS (general packet radio service) module can be replaced by a 4G module, a 5G module, an NB (NB) module or other communication modes, the key points are that the connection interface definition is the same as that of a motherboard 2 and the packaging size is the same, and a GPS (global position system) or a BD (global positioning system) is integrated in a communication module or an independent GPS BD (global position system) module.

When the 433M wireless communication module is adopted in the present application, the encapsulation form is exemplified as follows: the wireless module can be in a plug-in form, can be connected with an FPC (flexible printed circuit) through a flexible circuit and the like, is essentially characterized in that the wireless module can be replaced by a 868M \968M \2.4G \ WIFI \ ZIGBEE \ LORA or other communication mode modules, and is characterized in that the definition of a connection interface of the wireless module is the same as that of a motherboard 2 and the packaging size is the same.

When this application adopted wireless communication interface, 2 control air switch switchings on or the separating brake circuit of mother board, control air switch switching on or separating brake, this example also can give through the MOS pipe through the relay, optoelectronic coupler gives the signal.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A general gateway device of Internet of things is characterized in that the gateway device comprises a motherboard, a CPU, a wired interface, a wireless interface and a battery management module are mounted on the motherboard, wired data acquisition or terminal control is realized through the wired interface, or a wireless communication interface is arranged on the motherboard to realize wireless data acquisition or terminal control; the CPU processes the data or sends an instruction to the terminal through a wired interface and a wireless interface; the battery management module supplies power to the CPU and each interface;

2. The gateway device of claim 1, wherein the detection control terminal comprises a control terminal for controlling the relay switching value output interface, the frequency output interface, the PWM output interface, and the PID control output interface terminal;

3. The gateway device of claim 1, wherein the motherboard has one or more of a CAN bus interface, a TTL interface, an RS-232 interface, or a network interface, and is configured to collect data in a wired communication manner or control a terminal;

4. The gateway apparatus of claim 1, wherein the internet platform data interaction module employs one or more of NB network unit, 4G network unit or 5G network unit.

5. The gateway device of any one of claims 1 to 4, wherein the detachable structure is a guide rail disposed on a bottom surface of the housing, a strip is mounted on the guide rail, and the gateway device is mounted in the cabinet body through the strip;

6. The gateway device of claim 5, wherein the communication module and the wired/wireless module on the daughter board are interfaces with the same package size, the circuit board module and the circuit board of each interface have the same size, and the electrical definitions of the mating interfaces on the mother board and the daughter board are the same.