CN110166971A - Low-consumption wireless communication device and system applied to inspection shaft pipe network - Google Patents

Abstract

The invention relates to the technical field of wireless sensor networks, and specifically discloses a low-power wireless communication device applied to inspection well pipe networks, which includes: a main controller, an acquisition module, a power supply control module, and an NB-IOT communication module. The module, the power control module and the NB-IOT communication module are all electrically connected to the main controller; the acquisition module is used to collect the safety data information in the inspection shaft; the main controller is used to process the safety data information in the inspection shaft to obtain processed data, and can process the The data is sent to the server; the power control module is used to provide the working voltage for the main controller, and to realize the power on and off control of the acquisition module under the control of the main controller; the NB‑IOT communication module is used to realize the connection between the main controller and server communication. The invention also discloses a low-power wireless communication system applied to the inspection shaft network. The low-power wireless communication device applied to the inspection shaft network provided by the invention can effectively reduce power consumption.

Description

Low-power wireless communication device and system applied to inspection shaft network

technical field

The present invention relates to the technical field of wireless sensor networks, in particular to a low-power wireless communication device applied to the inspection well pipe network and a low-power wireless communication device applied to the inspection well pipe network including the low-power wireless communication device applied to the inspection well pipe network. consumption of wireless communication systems.

Background technique

The online intelligent monitoring of the state of the manhole pipe network provides basic support for the realization of "automatic perception, rapid response, and scientific decision-making" in smart cities, and is one of the important basic tasks of the urban Internet of Things. Data acquisition refers to automatically collecting signals from sensors, as well as analog and digital units under test, and sending them to the host computer for analysis and processing. The collected data are various physical quantities converted into electrical signals, such as temperature, humidity, water level, conductance, turbidity, wind speed, pressure and other various physical information, which can be analog or digital. For many occasions where power supply is inconvenient, battery power supply is required, and power consumption control is an essential part of system design. How to minimize system power consumption, reduce unnecessary energy loss, and prolong battery life are the key issues studied in system design. In an embedded system, its power consumption is mainly composed of the power consumption of the single-chip microcomputer and the power consumption of peripheral hardware interface devices. Saving power consumption is a coordinated process of combining hardware design and software control. Electronic devices, data acquisition and processing, and low power consumption are all fundamental elements of the Internet of Things.

Existing data acquisition and transmission devices are generally controlled by various power-saving modes provided inside the chip, but even if the chip enters a low-power mode, it needs more energy to keep the corresponding modules working to ensure accurate wake-up. The low power consumption design of the system is not a solution from a certain aspect or angle, but should be considered from the system level design. Most of the current designs and applications cannot meet the satisfaction of users.

Contents of the invention

The present invention aims to solve at least one of the technical problems in the prior art, and provides a low-power wireless communication device applied to the inspection well pipe network and an application including the low-power wireless communication device applied to the inspection well pipe network. A low-power wireless communication system for a manhole pipe network to solve problems in the prior art.

As the first aspect of the present invention, a low-power wireless communication device applied to the inspection well pipe network is provided, wherein the low-power wireless communication device applied to the inspection well pipe network includes: a main controller, an acquisition module, A power control module and an NB-IOT communication module, the acquisition module, the power control module and the NB-IOT communication module are all electrically connected to the main controller;

The collection module is used to collect safety data information in the inspection shaft;

The main controller is used to process the safety data information in the inspection shaft to obtain processed data, and can send the processed data to the server;

The power control module is used to provide working voltage for the main controller, and is used to control the power on and off of the acquisition module under the control of the main controller;

The NB-IOT communication module is used to realize the communication between the main controller and the server.

Preferably, the low-power wireless communication device applied to the manhole pipe network further includes a boost circuit, the boost circuit is electrically connected to the main controller, and the boost circuit is used to improve the power supply control module output voltage.

Preferably, the boost circuit includes a boost control chip, and the model of the boost control chip is QX2301.

Preferably, the acquisition module includes inspection well pipe network state detection sensors, temperature sensors, conductivity sensors and liquid level sensors.

Preferably, the safety data information in the inspection shaft includes status information of the inspection shaft pipe network, temperature information in the inspection shaft, conductivity information in the inspection shaft, and liquid level information in the inspection shaft.

Preferably, the main controller includes an ultra-low-power single-chip microcomputer modeled as STM32L452.

Preferably, the model of the NB-IOT communication module is NB-101 communication module.

As a second aspect of the present invention, a low-power wireless communication system applied to the inspection well pipe network is provided, wherein the low-power wireless communication system applied to the inspection well pipe network includes a server, a terminal, and multiple The above-mentioned low-power wireless communication device applied to the inspection well pipe network, each of the low-power wireless communication devices applied to the inspection well pipe network is connected to the server in communication, and the server is connected to the terminal in communication. The above-mentioned low-power wireless communication device applied to the inspection shaft network can send the processed data obtained after processing the collected safety data information in the inspection shaft to the server, and the server can send the processed data to the terminal for display.

Preferably, the server includes a cloud server.

Preferably, the terminal includes a mobile phone.

The low-power wireless communication device applied to the inspection well pipeline network provided by the present invention collects the safety data information in the inspection well through the acquisition module, realizes the processing of the safety data information in the inspection well through the main controller, and passes the processed data through NB- The IOT communication module sends it to the server. Due to the low power consumption characteristics of the NB-IOT communication module, the low-power wireless communication device applied to the inspection well pipe network can effectively reduce power consumption, and by setting the power control module, it can ensure that it is applied to the inspection well pipe network The low-power wireless communication device of the network works continuously for a long time, which improves the service life of the product, reduces maintenance costs, and has the characteristics of flexibility, which improves the market competitiveness of the product and meets the various requirements of users. The low power consumption design prolongs the service life of the battery, greatly reduces the pollution of the waste battery to the ecological environment, and protects the natural ecological environment.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the description, together with the following specific embodiments, are used to explain the present invention, but do not constitute a limitation to the present invention. In the attached picture:

Fig. 1 is a structural block diagram of a low-power wireless communication device applied to a manhole pipe network provided by the present invention.

Fig. 2 is a structural block diagram of a specific embodiment of a low-power wireless communication device applied to a manhole pipe network provided by the present invention.

Fig. 3 is a schematic structural diagram of a micro-controller circuit of a low-power wireless communication device applied to a manhole pipe network provided by the present invention.

Fig. 4 is a schematic diagram of the circuit structure of the power control module of the low-power wireless communication device applied to the manhole pipe network provided by the present invention.

FIG. 5 is a schematic diagram of an interface circuit of a functional module of a low-power wireless communication device applied to a manhole pipe network provided by the present invention.

FIG. 6 is a schematic diagram of an interface circuit of a sensor module of a low-power wireless communication device applied to a manhole pipe network provided by the present invention.

FIG. 7 is a schematic circuit diagram of a serial port debugging module of a low-power wireless communication device applied to a manhole pipe network provided by the present invention.

Fig. 8 is a working flow chart of the low-power wireless communication device applied to the inspection shaft network provided by the present invention.

Fig. 9 is a structural block diagram of a low-power wireless communication system applied to a manhole pipe network provided by the present invention.

Fig. 10 is a structural block diagram of a specific embodiment of a low-power wireless communication system applied to a manhole pipe network provided by the present invention.

Detailed ways

Specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

As a first aspect of the present invention, a low-power wireless communication device applied to a manhole pipe network is provided, wherein, as shown in FIG. 1 , the low-power wireless communication device 100 applied to a manhole pipe network includes: Main controller 110, acquisition module 120, power control module 130 and NB-IOT communication module 140, the acquisition module 120, power control module 130 and NB-IOT communication module 140 are all electrically connected to the main controller 110;

The collection module 120 is used to collect safety data information in the inspection shaft;

The main controller 110 is used to process the safety data information in the inspection shaft to obtain processed data, and can send the processed data to the server;

The power control module 130 is used to provide working voltage for the main controller, and to realize power on and off control of the acquisition module under the control of the main controller;

The NB-IOT communication module 140 is used to realize the communication between the main controller and the server.

The low-power wireless communication device applied to the inspection well pipeline network provided by the present invention collects the safety data information in the inspection well through the acquisition module, realizes the processing of the safety data information in the inspection well through the main controller, and passes the processed data through NB- The IOT communication module sends it to the server. Due to the low power consumption characteristics of the NB-IOT communication module, the low-power wireless communication device applied to the inspection well pipe network can effectively reduce power consumption, and by setting the power control module, it can ensure that it is applied to the inspection well pipe network The low-power wireless communication device of the network works continuously for a long time, which improves the service life of the product, reduces maintenance costs, and has the characteristics of flexibility, which improves the market competitiveness of the product and meets the various requirements of users. The low power consumption design prolongs the service life of the battery, greatly reduces the pollution of the waste battery to the ecological environment, and protects the natural ecological environment.

It should be understood that NB-IOT (Narrow Band Internet of Things, narrowband Internet of Things) is a narrowband cellular communication technology. As a technology applied to low-speed services, the advantages of NB-IOT lie in the following aspects: (1 ) Super access capability. In the case of the same base station, NB-IOT can provide 50-100 times the number of accesses than existing wireless technologies; it is enough to easily meet the networking needs of a large number of devices in the future. (2) High coverage. NB-IOT has a strong indoor coverage capability, which is 20dB higher than LTE, which is equivalent to a 100-fold increase in coverage area capability. It can meet the needs of wide coverage in rural areas, and it is also suitable for applications that require deep coverage such as factories, underground garages, and manhole covers. (3) Low power consumption. Low power consumption is an important indicator of IoT applications. NB-IOT focuses on small data volume and small rate applications, so the power consumption of NB-IOT devices can be very small, and the battery life of devices can be greatly improved from the past few months. to several years. (4) Low cost. Compared with LoRa, NB-IOT does not need to rebuild the network, and the radio frequency and antenna are basically multiplexed. Low speed, low power consumption, and low bandwidth also bring low-cost advantages to NB-IOT chips and modules.

Specifically, in order to meet the usage requirements of the acquisition module in different environments, as shown in FIG. The main controller 110 is electrically connected to the boost circuit 150 for increasing the output voltage of the power control module 130 .

Preferably, the boost circuit 150 includes a boost control chip, and the model of the boost control chip is QX2301.

It should be understood that the boosting of the output voltage of the power supply control module 130 by the booster circuit 150 can make the low-power wireless communication device applied to the manhole pipeline network be applied in some occasions that require a high output voltage, such as the booster The piezo circuit can raise the 3.3V voltage to 5.0V voltage, which meets the 5.0V voltage requirement of connected sensors such as conductivity sensors and liquid level sensors.

In order to further reduce the power consumption of the low-power wireless communication device applied to the inspection shaft network, the main controller 110 adopts a low-power microcontroller, and the microcontroller is connected to the power control module and the booster through the power supply control pin. circuit, and control the power supply control module and booster circuit module to control the on and off states of the supply voltage of the sensor module through the pins of the micro-controller; the micro-controller directly enables or Disabled boost circuit module and NB-IOT communication module; the micro-controller minimizes power consumption in sleep mode by setting its own pins and serial ports; the micro-controller can wake up from sleep mode and enter working mode ; The micro-controller chip completes the storage of the reported frequency setting data through the flash sector memory on-chip; the micro-controller carries out regular collection of data through the acquisition module; the micro-controller calls the NB-IOT wireless communication The module transmits the collected data to the server.

Preferably, the main controller includes an ultra-low-power single-chip microcomputer modeled as STM32L452.

More specifically, as shown in FIG. 3 , it is a schematic structural diagram of the microcontroller. The microcontroller adopts the STM32L series products of ST microcontroller, which is based on the ultra-low power consumption ARM Cortex-M4 processor core, and has the characteristics of high performance, low cost, low power consumption, convenient application design and good scalability. . Compared with 8-bit and 16-bit MCU, it has the advantages of more streamlined code density, reduced space system resources and power consumption. The microcontroller has three low-power modes: sleep, stop, and standby. In sleep mode, the CM3 core is stopped, and the peripherals are still running; in stop mode, all clocks in the chip are stopped, and after waking up, the program enters the original stop position and continues to run. In standby mode, the on-chip 1.8V core power supply is turned off, and the code execution after waking up from standby mode is equivalent to the execution after reset. After entering the standby mode, it can only be woken up through the Wake-up pin and RTC. After waking up, the program will run from the beginning, which is equivalent to a software reset. The mode adopted by the present invention is stop mode. In addition, the microcontroller features several low-power operating modes, including new clock gating, which reduces dynamic power consumption by shutting down bus and system clocks when minimum power consumption is required, while peripherals can still operate on a Continue to operate under an optional asynchronous clock source In the case of not waking up the core, UART, ADC, DMA and I/O can also support low-power modes. Under normal circumstances, the minimum hardware system of the microcontroller is composed of power supply, crystal oscillator and reset circuits. The chip must have a power supply and a working clock, and the reset circuit provides a means of restarting without power failure. The minimum hardware system includes the interface circuit of the writer, and the memory chip downloads the program to the chip through the writer.

Preferably, the acquisition module includes inspection well pipe network state detection sensors, temperature sensors, conductivity sensors and liquid level sensors.

Preferably, the safety data information in the inspection shaft includes status information of the inspection shaft pipe network, temperature information in the inspection shaft, conductivity information in the inspection shaft, and liquid level information in the inspection shaft.

It should be understood that the inspection well pipe network state detection sensor can detect state information such as whether the manhole cover has been moved.

It should be noted that the collection module can be configured with corresponding sensors according to requirements, and the collection module includes a maximum of 9 sensors.

Preferably, the model of the NB-IOT communication module is NB-101 communication module.

Specifically, the power control module can control the switching off of the power supply voltage of various connected sensors. As shown in Figure 4, it may specifically include the main battery interface J1, a 3.3V power supply control circuit with A as the output, a boost circuit, and a 5.0V power supply control circuit with 5V-OUT as the output.

More specifically, the main battery interface J1 is connected to four conventional 3.6V lithium-sub-cylindrical batteries with a total power of 140A•h, which are used as the main power supply of the low-power wireless communication device. Controlled by U1-45, the resistor R1, R2, R3, Q1 transistor and Q2 transistor are the main body to form a 3.3V voltage control circuit with A as the output. The microcontroller connects resistor R1 through pin U1-45 and then connects to the transistor. The base of Q2 indirectly controls the base voltage of the transistor Q1 to achieve the on-off control of the transistor Q1. The 3.3V output voltage is used as the power supply voltage of the serial port debugging module and the sensor module, and the serial port debugging module and the sensor module are controlled by the on-off control circuit. In the working state of the sensor module, when the serial port debugging module and the acquisition module are not working, the power supply can be cut off to reduce power consumption. With QX2301 boost chip as the main body and the boost circuit module composed of Schottky diode L1, inductor L2, capacitor CC1, and capacitor CC2, the input power supply voltage 3.6V is boosted to 5.0V, among which the QX2301 series products are a high PFM step-up DC-DC converter with high efficiency, low ripple and high operating frequency. The QX2301 series products only need four components to complete the conversion and boost of the low-input battery voltage to the required working voltage, which is very suitable for portable 1-4 ordinary battery applications. QX2301 provides SOT-23-3, SOT-23-5, SOT-89 packages and other forms. The SOT23-5 package has a built-in EN enable terminal, which can control the working state of the converter and make it in the power-saving state. The power consumption is reduced to the minimum, and its output voltage is 5.0V with 5V-OUT as the input voltage of the power control circuit. Control the working state of the QX2301 chip to meet the low power consumption requirements when it is not working. Its output voltage of 5.0V is used as the power supply voltage of the sensor module, and the output voltage of the power supply control circuit composed of resistor RR1, resistor RR3, triode QQ1 and triode QQ2 as the main body is controlled by pin U1-19 as the power supply voltage of the sensor, and the micro-control The sensor is connected to the resistor RR1 through the pin U1-19 and then connected to the base of the triode QQ1. By controlling the base voltage of the triode QQ2 to control the closing of the triode QQ2 and finally to control the working state of this sensor to achieve low power when it is not working consumption requirements.

FIG. 5 is a schematic diagram of an interface circuit of a functional module of a low-power wireless communication device applied to a manhole pipe network according to the present invention. The interface of the functional module specifically includes the ST-LINK/V2 emulator interface and the NB-IOT module interface. ST-LINK/V2 emulator is a high-speed USB2.0 communication, using USB interface to connect to PC, it can perform online simulation, debugging and download program to MCU; NB-IOT communication module is a small system based on Quectel BC95 design The board contains circuits such as antenna radio frequency, power supply, SIM card holder and ESD protection. The NB-IOT communication module communicates directly with the microcontroller through the UART1 serial port pins U1-30 and U1-31. The microcontroller processes the data collected from the sensor and transmits it to the NB-IOT communication module through this serial port. The latter sends data to the base station, and the NB-IOT communication module receives data from the base station and transmits the data to the microcontroller through the serial port for storage. The NB-IOT communication module is directly powered by the battery, and the U1-46 pin of the microcontroller is directly connected to the EN enable terminal of the NB-IOT communication module. When the NB-IOT communication module is working normally, the EN terminal is controlled by the microcontroller. The pin is given a high level. Before the device enters the sleep state, in order to maximize the low power consumption performance of the device, the serial port connected to the NB module needs to be set to push-pull output pull-down mode, and the EN terminal of the NB is set to a low level. .

Figure 6 shows the sensor interface module. Considering the diversity of connected sensors, the sensor interface module provides two voltages of 3.3V and 5.0V, and the 3.3V of A in Fig. 4 and the 5V of 5V-OUT are used as power supply voltages. Some sensors are powered by 3.3V, and they can be directly connected to the microcontroller through interfaces such as U1-10, U1-11, U1-14, U1-15, U1-16, and U1-17 as a data transmission channel. The data is analog, which needs to be converted by the AD conversion module in the microcontroller; some are powered by 5.0V, and the sensors communicate with the microcontroller through the U1-10 and U1-11 pins of UART4, and the microcontroller acquires The data method of this kind of sensor is that the microcontroller first sends a command to obtain data to the sensor module through the serial port, and then the sensor module returns a digital data;

Figure 7 is a schematic circuit diagram of the serial port debugging module. The serial port circuit uses the MAX3232CSE chip, powered by 3.3V, and communicates with the microcontroller through the two pins U1-12 and U1-13 of UART2. The serial port debugging module is applied to the debugging of the low-power wireless communication device of the inspection well pipe network. When the low-power wireless communication device applied to the inspection well pipe network is working normally, in order to meet the requirements of low power consumption, UART2 needs to be set as push-pull Output pull-down mode, in addition, A in Figure 4 that controls the power supply voltage of the serial port module should be disconnected.

Fig. 8 is a working flow chart of the low-power wireless communication device applied to the inspection shaft network according to the present invention. Specifically can include:

Step S1 completes the power-on initialization setting of the microcontroller chip, and at the same time provides power for the NB-IOT communication module and sensor in Figure 5 and Figure 6 through the power supply and power control module in Figure 4;

Step S2 The microcontroller starts to collect and process the data of the low-power wireless communication device connected to the sensor applied to the manhole pipe network;

Step S3 is the low power consumption setting of the access sensor, which is to cut off the power supply of the access sensor and set the data acquisition pin to the push-pull output pull-down mode or perform low Power consumption settings to reduce power consumption;

Step S4 completes the initialization settings such as NB-IOT communication module opening radio frequency, network attachment and network registration;

Step S5 is that the microcontroller sends the data to the base station through the NB-IOT module;

Step S6 is to judge whether the data sent by the NB-IOT module is successful, if not, proceed to step S1 system initialization, otherwise proceed to step S7;

Step S7 is to judge whether the data received by the NB-IOT communication module contains data that sets the data reporting frequency of the device, if not, proceed to step S9, otherwise proceed to step S8;

Step S8 stores the received data of setting device data reporting frequency into the flash sector in the microcontroller chip;

Step S9 extracts the data of setting device data reporting frequency stored in the flash sector in the microcontroller chip, and sets the frequency of device reporting data;

Step S10 obtains the real-time time of the NB-IOT module, updates the time in the microcontroller chip, and then sets the alarm clock according to the set data reporting frequency;

Step S11 is the low-power setting before the low-power wireless communication device for remote monitoring of the pit pipe network enters the stop mode, and sets all the pins and serial ports of the microcontroller to the push-pull output pull-down mode, so that the device enters the sleep mode The subsequent power consumption is reduced to a minimum;

Step S12 is to enter the sleep mode for the low-power wireless communication device applied to the remote monitoring of the pit pipe network;

Step S13 generates a timer interrupt for the alarm clock in step S12 to wake up the sleeping device, and then repeats the whole process from step S1.

The low-power wireless communication device applied to the inspection well pipe network provided by the present invention realizes the collection and wireless transmission of various data information by using a microcontroller module, a sensor module, a power control module, a boost circuit and a NB-IOT communication module, The control of the microcontroller is realized through the clock chip module, so as to realize the automatic power on and off of the microcontroller and the switching of the timing wake-up working mode, so as to achieve the purpose of low power consumption of the device, and the frequency setting can also be remotely issued from the cloud platform The parameters are sent to the device, and the frequency of data reported by the device can be flexibly modified, which not only realizes energy-saving processing, but also enhances the intelligent control capability of the device. This low power consumption design solves the problem of power consumption, ensures that the device can continue to work for a long time, improves the service life of the product, reduces maintenance costs, and has the advantages of flexibility, which improves the market competitiveness of the product and meets the requirements of The user's various use requirements and low power consumption design prolong the service life of the battery, greatly reduce the pollution of the ecological environment by waste batteries, and protect the natural ecological environment.

As a second aspect of the present invention, a low-power wireless communication system applied to the inspection well pipe network is provided, wherein, as shown in FIG. 9 , the low-power wireless communication system 10 applied to the inspection well pipe network includes a server 200, a terminal 300, and a plurality of low-power wireless communication devices 100 applied to the inspection well pipe network described above, each of the low-power wireless communication devices 100 applied to the inspection well pipe network is communicatively connected to the server 200 , the server 200 is communicatively connected to the terminal 300, and the low-power wireless communication device 100 applied to the inspection shaft network can send the processed data obtained after processing the collected safety data information in the inspection shaft to the server 200, The server 200 can send the processed data to the terminal 300 for display.

The low-power wireless communication system applied to the inspection shaft network provided by the present invention collects the safety data information in the inspection shaft through the acquisition module, realizes the processing of the safety data information in the inspection shaft through the main controller, and passes the processed data through NB- The IOT communication module sends it to the server. Due to the low power consumption characteristics of the NB-IOT communication module, the low-power wireless communication device applied to the inspection well pipe network can effectively reduce power consumption, and by setting the power control module, it can ensure that it is applied to the inspection well pipe network The low-power wireless communication system of the network works continuously for a long time, which improves the service life of the product, reduces maintenance costs, and has the characteristics of flexibility, which improves the market competitiveness of the product and meets the various requirements of users. The low power consumption design prolongs the service life of the battery, greatly reduces the pollution of the waste battery to the ecological environment, and protects the natural ecological environment.

Preferably, the server includes a cloud server.

Preferably, the terminal includes a mobile phone.

Specifically, the specific structural schematic diagram of the low-power wireless communication system applied to the inspection well pipe network can be referred to as shown in Figure 10, and the working process of the low-power wireless communication system applied to the inspection well pipe network provided by the present invention can be referred to The previous description of the low-power wireless communication device applied to the manhole pipe network will not be repeated here.

It can be understood that, the above embodiments are only exemplary embodiments adopted for illustrating the principle of the present invention, but the present invention is not limited thereto. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also regarded as the protection scope of the present invention.

Claims (10)

1. A low-power wireless communication device applied to the inspection well pipe network, characterized in that, the low-power wireless communication device applied to the inspection well pipe network comprises: a main controller, an acquisition module, a power control module and a NB- IOT communication module, the acquisition module, the power control module and the NB-IOT communication module are all electrically connected to the main controller; The collection module is used to collect safety data information in the inspection shaft; The main controller is used to process the safety data information in the inspection shaft to obtain processed data, and can send the processed data to the server; The power control module is used to provide working voltage for the main controller, and is used to control the power on and off of the acquisition module under the control of the main controller; The NB-IOT communication module is used to realize the communication between the main controller and the server. 2. The low-power wireless communication device applied to the inspection well pipe network according to claim 1, wherein the low-power wireless communication device applied to the inspection well pipe network also includes a boost circuit, and the boost voltage The circuit is electrically connected to the main controller, and the boost circuit is used to increase the output voltage of the power control module. 3. The low-power wireless communication device applied to the manhole pipe network according to claim 2, wherein the boost circuit includes a boost control chip, and the model of the boost control chip is QX2301. 4. The low-power wireless communication device applied to the inspection well pipe network according to claim 1, wherein the acquisition module includes a inspection well pipe network state detection sensor, a temperature sensor, a conductivity sensor and a liquid level sensor. 5. The low-power wireless communication device applied to the inspection shaft network according to claim 4, wherein the safety data information in the inspection shaft includes status information of the inspection shaft network, temperature information in the inspection shaft, and conductivity information in the inspection shaft And the liquid level height information in the inspection shaft. 6. The low-power wireless communication device applied to the manhole pipe network according to claim 1, wherein the main controller includes an ultra-low-power single-chip microcomputer modeled as STM32L452. 7. The low-power wireless communication device applied to the manhole pipe network according to claim 1, wherein the model of the NB-IOT communication module is NB-101 communication module. 8. A low-power wireless communication system applied to the inspection well pipe network, characterized in that, the low-power wireless communication system applied to the inspection well pipe network includes a server, a terminal and any one of claims 1 to 7 The low-power wireless communication device applied to the inspection well pipe network described in item 1, each of the low-power wireless communication devices applied to the inspection well pipe network is connected to the server in communication, and the server is connected to the terminal in communication , the low-power wireless communication device applied to the inspection shaft network can send the processed data obtained after processing the collected safety data information in the inspection shaft to the server, and the server can send the processed data to the terminal for display . 9. The low-power wireless communication system applied to the inspection shaft network according to claim 8, wherein the server comprises a cloud server. 10. The low-power wireless communication system applied to the inspection shaft network according to claim 8, wherein the terminal comprises a mobile phone.