CN218239632U - Water pressure monitoring terminal based on NB-IoT - Google Patents
Water pressure monitoring terminal based on NB-IoT Download PDFInfo
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- CN218239632U CN218239632U CN202122505746.6U CN202122505746U CN218239632U CN 218239632 U CN218239632 U CN 218239632U CN 202122505746 U CN202122505746 U CN 202122505746U CN 218239632 U CN218239632 U CN 218239632U
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Abstract
The utility model provides a water pressure monitor terminal based on NB-IoT, include: the system comprises an NB-IoT main control module and a water pressure sensing module, wherein the NB-IoT main control module is connected with the water pressure sensing module through an I2C data interface; the water pressure sensing module measures the water pressure of a pipe network and sends measured water pressure data to the NB-IoT main control module through the I2C data interface; the NB-IoT master module includes a socket circuit; the card seat circuit is connected with the Internet of things; the physical connection card sends the water pressure data to a designated IP address server. The utility model measures the water pressure of the pipe network through the water pressure sensing module and sends the measured water pressure data to the NB-IoT main control module through the I2C protocol; the NB-IoT master control module sends the water pressure data to the designated IP address server through the Internet of things card connected with the card seat circuit, thereby realizing the networking of the water pressure monitoring equipment and avoiding the attendance of personnel on the water pressure monitoring equipment.
Description
Technical Field
The utility model relates to a monitoring field especially relates to a water pressure monitor terminal based on NB-IoT.
Background
Along with the development of industrial production and the construction of urban pipe networks, the water pressure monitoring is increasingly high in the current social infrastructure, the existing water pressure monitoring equipment only provides display of a real-time water pressure result, uploading of water pressure data and storage and management of historical water pressure data cannot be carried out, the water pressure monitoring equipment needs to be attended by personnel, when the water pressure data is needed in the social infrastructure process, the personnel who attend to the water pressure monitoring equipment need to carry out on-site meter reading on the water pressure monitoring equipment to obtain the water pressure data, human resources are wasted to a certain extent, and unnecessary loss is easily caused by negligence.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a water pressure monitor terminal based on NB-IoT can realize the networking of water pressure monitoring facilities, need not personnel to water pressure monitoring facilities on duty.
In order to achieve the above object, the utility model provides a following scheme:
an NB-IoT based water pressure monitoring terminal comprising: the system comprises an NB-IoT main control module and a water pressure sensing module;
the NB-IoT main control module is connected with the water pressure sensing module through an I2C data interface; the water pressure sensing module is used for measuring the water pressure of a pipe network and sending measured water pressure data to the NB-IoT main control module through an I2C data interface;
the NB-IoT master module comprises a socket circuit; the card seat circuit is connected with an Internet of things; the internet card is used for sending the water pressure data to a designated IP address server.
Optionally, the NB-IoT master module further includes a master chip; the model of the main control chip is a middle shift M5311.
Optionally, the socket circuit is connected to the SIM communication pin of the shift M5311.
Optionally, the NB-IoT master module further includes a GSM module; and the GSM module is connected with a GSM interface of the main control chip.
Optionally, the NB-IoT based water pressure monitoring terminal further comprises a battery; the battery is respectively connected with the NB-IoT main control module and the water pressure sensing module.
Optionally, the NB-IoT based water pressure monitoring terminal further includes a display module; the display module is connected with the battery and is electrically connected with the NB-IoT main control module through a pin header; the display module is used for displaying the water pressure data, the battery electric quantity information and the signal quality information; the signal quality information is signal strength information of the GSM module.
Optionally, the NB-IoT master module further includes a power detection circuit; the input end of the electric quantity detection circuit is connected with the battery; the output end of the electric quantity detection circuit is connected with the main control chip; the electric quantity detection circuit is used for outputting the analog quantity of the voltage value of the battery to the main control chip.
Optionally, the NB-IoT master control module further includes a serial download interface; and the serial port downloading interface is connected with the main control chip and is used for downloading programs to the main control chip.
Optionally, the water pressure sensing module is a 3.3V low-power consumption digital I2C output ceramic pressure sensor transmitter.
Optionally, the NB-IoT based water pressure monitoring terminal further includes an antenna and an antenna socket; the antenna is electrically connected with the NB-IoT main control module through the antenna socket and is used for enhancing signals of the Internet of things card.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model provides a water pressure monitor terminal based on NB-IoT, include: the system comprises an NB-IoT main control module and a water pressure sensing module, wherein the NB-IoT main control module is connected with the water pressure sensing module through an I2C data interface; the water pressure sensing module measures the water pressure of a pipe network and sends measured water pressure data to the NB-IoT main control module through the I2C data interface; the NB-IoT master module includes a socket circuit; the card seat circuit is connected with the Internet of things; the physical connection card sends the water pressure data to a designated IP address server. The utility model measures the water pressure of the pipe network through the water pressure sensing module and sends the measured water pressure data to the NB-IoT main control module through the I2C protocol; the NB-IoT master control module sends the water pressure data to the designated IP address server through the Internet of things card connected with the card seat circuit, thereby realizing the networking of the water pressure monitoring equipment and avoiding the attendance of personnel on the water pressure monitoring equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a connection diagram of NB-IoT water pressure monitoring terminal module provided by the present invention.
Description of the symbols:
the system comprises a serial port download interface-1, an electric quantity detection circuit-2, a card seat circuit-3, a water pressure sensing module-4, a liquid crystal display module-5, an antenna-6, a switch key-7, a liquid crystal driving circuit-8, a liquid crystal display panel-9 and an NB-IoT main control module-10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The utility model aims at providing a water pressure monitor terminal based on NB-IoT can realize current water pressure monitoring facilities networking, need not personnel to water pressure monitoring facilities on duty.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the utility model discloses water pressure monitor terminal based on NB-IoT includes: an NB-IoT master control module 10 and a water pressure sensing module 4.
The NB-IoT main control module 10 is connected with the water pressure sensing module 4 through an I2C data interface; the water pressure sensing module 4 is used for measuring the water pressure of a pipe network and sending the measured water pressure data to the NB-IoT main control module 10 through an I2C data interface. Specifically, the data lines of the NB-IoT main control module 10 connected to the water pressure sensing module 4 through the I2C data interface include four lines, which are a voltage line, a ground line, and two data lines.
The NB-IoT master module 10 includes a socket circuit 3; the card seat circuit 3 is connected with an Internet of things; the internet card is used for sending the water pressure data to a designated IP address server. The socket circuit 3 is a SIM socket circuit. The SIM card seat circuit is used for inserting the plug-in card; the upper computer acquires water pressure data stored in a designated IP address server through networking; the host computer can calculate current water pressure variation trend, whether belong to normal scope through analysis water pressure data to go out the condition of normal scope and carry out the early warning, provide more convenient way for monitoring water pressure.
As an optional embodiment, the NB-IoT master module 10 further includes a master control chip; the model of the main control chip is M5311. The card socket circuit 3 is connected with a SIM communication pin of the middle shift M5311. The NB-IoT master control module 10 further includes a GSM (Global System for Mobile Communications) module; and the GSM module is connected with a GSM interface of the main control chip.
As an optional embodiment, the NB-IoT based water pressure monitoring terminal further comprises a battery; the battery is respectively connected with the NB-IoT main control module 10 and the water pressure sensing module 4. The battery is connected to the power supply interface of the NB-IoT master module 10. The battery supplies power to the water pressure sensing module 4 through a voltage line and a ground line. The batteries respectively supply power to the NB-IoT main control module 10 and the water pressure sensing module 4.
As an optional embodiment, the NB-IoT master module 10 further includes a power detection circuit 2; the input end of the electric quantity detection circuit 2 is connected with the battery; the output end of the electric quantity detection circuit 2 is connected with the main control chip; the electric quantity detection circuit 2 is used for outputting the analog quantity of the voltage value of the battery to the main control chip. The output end of the electric quantity detection circuit 2 is connected with a pin of the M5311 main control chip with ADC analog-to-digital conversion function.
As an optional embodiment, the NB-IoT based water pressure monitoring terminal further comprises a display module; the display module is connected with the battery and is electrically connected with the NB-IoT main control module 10 through the pin header; the display module is used for displaying water pressure data, battery electric quantity information and signal quality information; the signal quality information is signal strength information of the GSM module. The battery supplies power for the display module through the pin header.
The signal quality information is CSQ signal quality information; when the GSM module or the 3G module is used, the signal strength CSQ is touched. By instructing the AT + CSQ, the module returns the current signal quality, for example:
AT+CSQ
+CSQ:28,0
where 28 is the Signal Strength CSQ, but not the true CSQ, but the RSSI (Received Signal Strength Indication) Received Signal Strength Indication. The correspondence between RSSI and CSQ is: CSQ value = (received signal strength dBm + 113)/2. The main control chip transmits the CSQ value to the liquid crystal driving circuit 8 through an I2C communication protocol, and the liquid crystal driving circuit 8 outputs a corresponding TTL level to the liquid crystal display panel 9.
Further, the display module is a liquid crystal display module 5. The liquid crystal display module 5 is connected with the NB-IoT main control module 10; the liquid crystal display module 5 and the NB-IoT main control module 10 are designed to be pluggable from the upper board and the lower board; the liquid crystal display module 5 is mainly composed of a liquid crystal driving circuit 8, a liquid crystal display panel 9 and a switch key 7. The liquid crystal driving circuit 8 is connected with the NB-IoT main control module 10 through a pin header; and the liquid crystal driving circuit 8 is communicated with the NB-IoT main control module 10 through an I2C communication protocol, and outputs TTL level for driving the liquid crystal display panel 9 to display and enhancing the display effect of the liquid crystal display panel 9. The display content of the liquid crystal display panel 9 is controlled by the liquid crystal driving circuit 8; the liquid crystal display panel 9 is used for displaying the current water pressure data, the battery power information and the CSQ signal quality information. The switch key 7 is connected with the NB-IoT main control module 10 through a pluggable interface for activating the NB-IoT main control module 10, the water pressure sensing module 4, the liquid crystal driving circuit 8 and the liquid crystal display panel 9.
The liquid crystal display module 5 is used for displaying related data of the pipe network; the related data of the pipe network comprises water pressure data, battery electric quantity information and signal quality information.
In addition, the water pressure sensing module 4 comprises a water pressure sensor probe and a data output chip; the water pressure sensor probe converts water pressure into specific linear digital quantity pressure data and stores the current pressure data into a corresponding register of a data output chip, the NB-IoT main control module 10 reads data in the corresponding register of the data output chip through an I2C protocol to access the data, the data in the register is the pressure data, the numerical value of the pressure data cannot be visually seen, and the main control chip performs geometric conversion on the pressure data to obtain the water pressure data for display. The main control chip transmits the water pressure data to the liquid crystal driving circuit 8 through an I2C communication protocol, and the liquid crystal driving circuit 8 outputs a corresponding TTL level to the liquid crystal display panel 9.
The main control chip converts the analog quantity of the battery voltage value input by the electric quantity detection circuit 2 into a digital quantity and obtains the percentage value of the battery electric quantity through calculation; the main control chip transmits the percentage value of the battery electric quantity to the liquid crystal driving circuit 8 through an I2C communication protocol, and the liquid crystal driving circuit 8 outputs a corresponding TTL level to transmit to the liquid crystal display panel 9.
As an optional embodiment, the NB-IoT master control module 10 further includes a serial download interface 1; and the serial port downloading interface 1 is connected with the main control chip and is used for downloading the program to the main control chip.
As an alternative embodiment, the water pressure sensing module 4 is a 3.3V low power consumption digital I2C output ceramic pressure sensor transmitter. The 3.3V low-power-consumption digital I2C output ceramic pressure sensor transmitter is connected with an I2C data interface at the NB-IoT main control module 10 end.
As an optional embodiment, the NB-IoT based water pressure monitoring terminal further includes an antenna 6 and an antenna socket; and the antenna 6 is electrically connected with the NB-IoT main control module 10 through an antenna socket and is used for enhancing the signal of the Internet of things card. The type 6 of the antenna is a 4-generation IPEX interface full-band antenna.
The utility model measures the water pressure of the pipe network through the water pressure sensing module and sends the measured water pressure data to the NB-IoT main control module through the I2C protocol; the NB-IoT master control module sends the water pressure data to the designated IP address server through the Internet of things card connected with the card seat circuit, thereby realizing the networking of the water pressure monitoring equipment and avoiding the attendance of personnel on the water pressure monitoring equipment. The digital management of the water pressure monitoring data of the city and the industrial official network is realized. The system can provide the water pressure data of a pipe network in real time, and has the characteristics of low cost, low power consumption and strong stability.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the description of the method part.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. An NB-IoT based water pressure monitoring terminal, the NB-IoT based water pressure monitoring terminal comprising: the system comprises an NB-IoT main control module and a water pressure sensing module;
the NB-IoT main control module is connected with the water pressure sensing module through an I2C data interface; the water pressure sensing module is used for measuring the water pressure of a pipe network and sending the measured water pressure data to the NB-IoT main control module through an I2C data interface;
the NB-IoT master module comprises a socket circuit; the card seat circuit is connected with an Internet of things; the internet card is used for sending the water pressure data to a designated IP address server.
2. The NB-IoT based water pressure monitoring terminal according to claim 1, wherein the NB-IoT master module further comprises a master control chip; the model of the main control chip is M5311.
3. The NB-IoT based water pressure monitoring terminal as claimed in claim 2, wherein the socket circuitry is connected with the SIM communication pin of the mid-range M5311.
4. The NB-IoT based water pressure monitoring terminal of claim 2, wherein the NB-IoT master module further comprises a GSM module; and the GSM module is connected with a GSM interface of the main control chip.
5. The NB-IoT based water pressure monitoring terminal of claim 4, wherein the NB-IoT based water pressure monitoring terminal further comprises a battery; the battery is respectively connected with the NB-IoT main control module and the water pressure sensing module.
6. The NB-IoT based water pressure monitoring terminal of claim 5, wherein the NB-IoT based water pressure monitoring terminal further comprises a display module; the display module is connected with the battery and is electrically connected with the NB-IoT main control module through a pin header; the display module is used for displaying the water pressure data, the battery electric quantity information and the signal quality information; the signal quality information is signal strength information of the GSM module.
7. The NB-IoT based water pressure monitoring terminal according to claim 5, wherein the NB-IoT master control module further comprises a power detection circuit; the input end of the electric quantity detection circuit is connected with the battery; the output end of the electric quantity detection circuit is connected with the main control chip; the electric quantity detection circuit is used for outputting the analog quantity of the voltage value of the battery to the main control chip.
8. The NB-IoT based water pressure monitoring terminal according to claim 2, wherein the NB-IoT master control module further comprises a serial download interface; and the serial port downloading interface is connected with the main control chip and is used for downloading programs to the main control chip.
9. The NB-IoT based water pressure monitoring terminal of claim 1, wherein the water pressure sensing module is a 3.3V low power digital I2C output ceramic pressure sensor transmitter.
10. The NB-IoT based water pressure monitoring terminal of claim 1, wherein the NB-IoT based water pressure monitoring terminal further comprises an antenna and an antenna socket; the antenna is electrically connected with the NB-IoT main control module through the antenna socket and is used for enhancing signals of the Internet of things card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122505746.6U CN218239632U (en) | 2021-10-18 | 2021-10-18 | Water pressure monitoring terminal based on NB-IoT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122505746.6U CN218239632U (en) | 2021-10-18 | 2021-10-18 | Water pressure monitoring terminal based on NB-IoT |
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| Publication Number | Publication Date |
|---|---|
| CN218239632U true CN218239632U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122505746.6U Active CN218239632U (en) | 2021-10-18 | 2021-10-18 | Water pressure monitoring terminal based on NB-IoT |
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- 2021-10-18 CN CN202122505746.6U patent/CN218239632U/en active Active
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