CN211824607U

CN211824607U - Wireless liquid level collector

Info

Publication number: CN211824607U
Application number: CN202020800956.0U
Authority: CN
Inventors: 敖冬亮; 胡泽元; 谢海棠
Original assignee: Shenzhen Jiexun Yilian Technology Co ltd
Current assignee: Shenzhen Jiexun Yilian Technology Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2020-10-30
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a wireless collector of liquid level, including battery, MCU module, boost circuit, liquid level collection module, wireless communication module, the battery supplies power to MCU module, boost circuit, liquid level collection module, wireless communication module, boost circuit and MCU module electric connection, boost circuit still connect terminal and gather the sensor, the MCU module passes through serial ports and the communication of liquid level collection module, and liquid level collection module still connects terminal and gathers the sensor, the MCU module passes through the SPI communication with wireless communication module, and wireless communication module still connects backend server, the utility model discloses a long-range liquid level wireless collection, remote real-time data transmission to backend server has improved work rate, the cost is reduced.

Description

Wireless liquid level collector

Technical Field

The utility model relates to a sensor technical field specifically is a wireless collector of liquid level.

Background

The liquid level collector is a device for measuring liquid level, the liquid level collector is simple in configuration on the market, however, the liquid level collector is poor in functionality and high in cost, a cable needs to be set for connection operation, remote monitoring cannot be conducted, a lot of inconvenience is caused to practical application, voltage configuration cannot be flexibly changed, various environmental factors affect a lot of necessary unattended equipment or monitoring points, interference resistance is poor, applicability is weak, and accordingly collection precision is low and energy consumption is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wireless collector of liquid level to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a wireless collector of liquid level, includes battery, MCU module, boost circuit, liquid level collection module, wireless communication module, the battery supplies power to MCU module, boost circuit, liquid level collection module, wireless communication module, boost circuit and MCU module electric connection, boost circuit still connect terminal acquisition sensor, the MCU module passes through serial ports and liquid level collection module communication, and liquid level collection module still connects terminal acquisition sensor, the MCU module passes through the SPI communication with wireless communication module, and wireless communication module still connects backend server.

As a further technical solution of the present invention: the model of the MCU module is STM8L 151.

As a further technical solution of the present invention: the wireless communication module comprises an LoRa module and an NB-IoT module.

As a further technical solution of the present invention: and the LoRa module is connected with the background server through a gateway.

As a further technical solution of the present invention: the LoRa module adopts a low-power-consumption long-distance LoRa spread spectrum wireless data transmission scheme Sx1278 based on Semtech.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a long-range liquid level wireless acquisition, remote real-time data transmission to backend server has improved work rate, the cost is reduced. The voltage of the booster circuit can be freely configured so as to meet the requirements of different users on the acquisition environment. Adopt the MCU module can gather the command parameter that the parameter order set up the correspondence according to user terminal, carries out the communication, also can set up regularly and gather the time, can accurate collection, and is stable high-efficient. After each acquisition cycle is completed, the acquisition device automatically enters a dormant state, so that energy consumption is saved. Through the data transmission scheme of the wireless communication module, data can be transmitted to the background server for management personnel to remotely control and manage.

Drawings

Fig. 1 is a schematic view of a liquid level wireless collector in an embodiment of the present invention;

FIG. 2 is a circuit diagram of the liquid level collection module of the present invention;

FIG. 3 is a pin diagram of the MCU module of the present invention;

fig. 4 is a circuit diagram of the boost circuit of the present invention;

fig. 5 is a circuit diagram of the wireless communication module of the present invention.

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 work belong to the protection scope of the present invention.

Referring to fig. 1, embodiment 1: the utility model provides a wireless collector of liquid level, includes battery, MCU module, boost circuit, liquid level collection module, wireless communication module, the battery supplies power to MCU module, boost circuit, liquid level collection module, wireless communication module, boost circuit and MCU module electric connection, boost circuit still connect terminal acquisition sensor, the MCU module passes through serial ports and the communication of liquid level collection module, and liquid level collection module still connects terminal acquisition sensor, the MCU module passes through the SPI communication with wireless communication module, can show and gather the configuration at background server, and wireless communication module still connects background server.

The battery is connected with the MCU module, and the battery can provide power for the MCU module, the booster circuit, the liquid level acquisition module and the wireless communication module to work. The MCU module model is STM8L151 and gives consideration to sensing data acquisition and wireless data transmission, after the boost circuit receives the boost signal of timing acquisition that the MCU module set up, awaken terminal acquisition sensor to gather work, the MCU module sends the acquisition command for the liquid level acquisition module simultaneously, terminal acquisition sensor receives the acquisition command, feedback acquisition data is handled through liquid level acquisition module level conversion chip, receive the packing by the MCU module and handle, transmit for wireless communication module, the loRa scheme that is used by wireless communication module sends data to the gateway again, give data to backend server by the gateway through wired or wireless mode, backend server handles relevant data, or use NB-IoT scheme directly with data transmission to backend server. And when the system finishes the acquisition once, the system automatically enters a dormant state, waits for the acquisition time of the next time and wakes up again, so that the energy consumption is reduced.

The utility model discloses a theory of operation and practical flow: the battery is the MCU module, boost circuit, liquid level collection module, wireless communication module provides the power, the MCU module regularly sends boost signal for boost circuit, boost circuit awakens terminal acquisition sensor up, the MCU module sends acquisition command and gathers for liquid level collection module simultaneously, the liquid level data that liquid level collection module gathered is handled to the MCU module, through SPI and wireless communication module communication, with data remote transmission to backstage server, the effect of remote monitoring liquid level environment condition has been reached, the wireless degree of long-range liquid level is gathered has been realized, work rate has been improved, the energy consumption has been reduced.

Embodiment 2, on the basis of embodiment 1, the wireless communication module may adopt two schemes of an LoRa module and an NB-IoT, adopts a Semtech-based low-power consumption long-distance LoRa spread spectrum wireless data transmission scheme Sx1278, and transmits the acquired data processed by the MCU module to the background server through the LoRa gateway; the method adopts a MTK-based high-performance NB-IoT chip, a whole network communication network system and a low-power-consumption design, and data are directly uploaded to a background server through an NB base station.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a wireless collector of liquid level, includes battery, MCU module, boost circuit, liquid level collection module, wireless communication module, its characterized in that, the battery supplies power to MCU module, boost circuit, liquid level collection module, wireless communication module, boost circuit and MCU module electric connection, boost circuit still connect terminal and gather the sensor, the MCU module passes through serial ports and liquid level collection module communication, and liquid level collection module still connects terminal and gathers the sensor, the MCU module passes through the SPI communication with wireless communication module, and wireless communication module still connects backend server.

2. The wireless liquid level collector according to claim 1, wherein the MCU module is STM8L 151.

3. The wireless liquid level collector according to claim 1, wherein the wireless communication module comprises an LoRa module and an NB-IoT module.

4. The wireless liquid level collector according to claim 3, wherein the LoRa module is connected with a background server through a gateway.

5. The wireless liquid level collector according to claim 3, wherein the LoRa module adopts a low-power-consumption long-distance LoRa spread spectrum wireless data transmission scheme Sx1278 based on Semtech.