CN211402231U

CN211402231U - Valve well monitor

Info

Publication number: CN211402231U
Application number: CN201922447669.6U
Authority: CN
Inventors: 李庆坤; 李英杰
Original assignee: Wuhan Energy Technology Engineering Co ltd
Current assignee: Wuhan Energy Technology Engineering Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-01
Anticipated expiration: 2029-12-30

Abstract

The utility model provides a valve well monitor, upper cover and end box including interconnect, install gas sensor on the end box lateral wall, the circuit board has been installed in the end box, be equipped with processing module and network module on the circuit board, processing module is connected with gas sensor, network module electricity respectively, network module communication connection is to backend server. The valve well monitor adopts a novel Internet of things NB-IOT technology, has the characteristics of low power consumption, high sensitivity and stable performance, is connected with a background server through an NB-IOT module, uploads data such as the concentration, water level, self battery power and network signals of detected gas, and realizes real-time monitoring of gas conditions in a valve well, water level in the valve well, self battery power and network signals.

Description

Valve well monitor

Technical Field

The utility model belongs to the technical field of the gas detects, especially, relate to a valve well detector.

Background

The leakage of the fuel gas has great influence on the life and property of people, and the demand of people on fuel gas detection instruments is higher and higher. Currently, in the gas industry, methods for detecting gas leakage are many, and the general methods can be divided into direct detection methods and indirect detection methods. The detection methods used in the market include a direct inspection method, a flow rate judgment method, a pressure point analysis method and the like.

At present, the contradiction between detection sensitivity and false alarm is difficult to solve by a direct detection method and an indirect detection method, and the problems of low precision of pipeline positioning and the like are difficult to solve. Although the direct inspection method is simple to operate, the real-time monitoring of the pipeline leakage cannot be realized. The flow rate judgment method has high requirements on the accuracy of the flow rate tester, so the cost is high. The pressure point analysis method has high corresponding speed, but the condition of trace gas leakage is difficult to judge. At present, most instruments on the market are easily influenced by signal strength and cannot be used for detecting the concentration of gas in an environment with a weak signal environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a valve well monitor.

The utility model discloses a realize like this:

the utility model provides a valve well monitor, upper cover and end box including interconnect, install gas sensor on the end box lateral wall, the circuit board has been installed in the end box, be equipped with processing module and network module on the circuit board, processing module is connected with gas sensor, network module electricity respectively, network module communication connection is to backend server.

The gas sensor can adopt a semiconductor type sensor in the device, the concentration of combustible gas in the monitoring environment is monitored, data are transmitted to the processing module, and the processing module uploads the data to the background server through the network module, so that the concentration of the combustible gas is monitored in real time.

Further, be equipped with the base on the end box lateral wall, the base is kept away from one side of end box lateral wall and is connected with the cap, gas sensor installs between base and cap, the last explosion-proof piece that still is provided with of gas sensor.

Furthermore, a first mounting hole is formed in the side wall of the bottom box, the base is connected with the bottom box through the first mounting hole, and a second sealing ring is arranged between the base and the side wall of the bottom box.

Furthermore, a second mounting hole is formed in the side wall, a connector is arranged in the second mounting hole, the connector is electrically connected with the circuit board and externally connected with an antenna, and the network module is in communication connection with the background server through the antenna.

Furthermore, a third mounting hole is formed in the side wall of the bottom box, a water level switch is arranged on the third mounting hole and electrically connected with the processing module, and a third sealing ring is arranged between the water level switch and the side wall of the bottom box.

Further, the circuit board is arranged on a resin board, and the resin board is installed in the bottom box through screws and isolation columns.

Further, the processing module is a single chip microcomputer, and the network module is an NB-IOT module.

Furthermore, a battery pack is arranged in the bottom box and electrically connected with the circuit board.

Further, the upper cover and the bottom box are connected through a screw and a spring washer, a first sealing ring is further arranged between the upper cover and the bottom box, and a nameplate is further arranged on the surface of the upper cover.

Furthermore, the bottom box is also provided with a hook, and the bottom box can be arranged on the well wall through the hook.

The utility model discloses following beneficial effect has:

1. the valve well monitor uploads the gas concentration in a valve well detected in real time to a background server through the arrangement of the gas sensor, the processing module and the network module, and the gas concentration in the valve well is monitored in real time.

2. The gas sensor is arranged between the base and the cap, and is also provided with an explosion-proof sheet, and the safety of the device has certain guarantee.

3. The device can also monitor the water level in the valve well in real time by setting the water level switch, and can prevent the water level in the valve well from being too high.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a perspective view of the valve well monitor provided by the embodiment of the present invention when assembled;

fig. 2 is an explosion diagram of the valve well monitor provided by the embodiment of the utility model.

In the figure: 1-bottom box; 2-covering the upper cover; 3-a gas sensor; 4-a circuit board; 5-a base; 6-a cap; 7-explosion-proof piece; 8-a first mounting hole; 9-a second mounting hole; 10-a third mounting hole; 11-a linker; 12-water level switch; 13-an antenna; 14-a resin plate; 15-a battery pack; 16-a first sealing ring; 17-a second sealing ring; 18-a third seal ring; 19-an isolation column; 20-a spring washer; 21-hanging hooks; 22-nameplate; 23-valve well.

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 belong to the protection scope of the present invention.

Example 1

The embodiment of the utility model provides a valve well monitor, including interconnect's upper cover and end box, install gas sensor on the end box lateral wall, installed the circuit board in the end box, be equipped with processing module and network module on the circuit board, processing module is connected with gas sensor, network module electricity respectively, and network module communication connection is to backend server.

The network module in the device adopts an NB-IOT module, has the characteristics of low power consumption, high sensitivity and stable performance, the gas sensor can adopt a semiconductor type sensor, the concentration of combustible gas in the environment is monitored, data are transmitted to the processing module, and the processing module uploads the data to the background server through the network module, so that the real-time monitoring of the concentration of the combustible gas is realized.

Example 2

As shown in fig. 1-2, the embodiment of the utility model provides a valve well monitor, including interconnect's upper cover and end box, be equipped with the couple on the end box, end box accessible couple is installed in the wall of a well inboardly, and upper cover and end box pass through screw and spring washer and connect, and still be equipped with the sealing washer between the two in order to guarantee the inside leakproofness of device, and the upper cover surface still is equipped with the data plate.

The bottom box is characterized in that a first mounting hole is formed in the side wall of the bottom box, a base is further arranged on the side wall of the bottom box, the base is connected with the bottom box through the first mounting hole, a second sealing ring is arranged between the base and the side wall of the bottom box, one side, far away from the side wall of the bottom box, of the base is connected with a cap, the NAP-55A gas sensor is mounted between the base and the cap, and an explosion-proof sheet is further arranged on the NAP-55A gas sensor.

The bottom box is internally provided with a circuit board, the circuit board is arranged on the resin board, the resin board is arranged in the bottom box through screws and isolation columns, the bottom box is also internally provided with an ER34615 battery pack, the ER34615 battery pack is electrically connected with the circuit board, the circuit board is provided with a processing module and an NB-IOT network module, the processing module is a single chip microcomputer and has a chip model of EFM32ZG210, the processing module is respectively and electrically connected with the NAP-55A gas sensor and the NB-IOT network module, and the NB-IOT network module is in communication connection with a background server.

In this embodiment, a second mounting hole is further formed in the side wall of the bottom case, a joint is arranged in the second mounting hole, a sealing ring is also arranged between the joint and the side wall of the bottom case, the joint is a waterproof joint, the joint is electrically connected with the circuit board and externally connected with an antenna, and the NB-IOT network module is in communication connection with the background server through the antenna.

In this embodiment, a third mounting hole is further formed in the side wall of the bottom box, an MF-1 water level switch is disposed in the third mounting hole, a third sealing ring 18 is further disposed between the MF-1 water level switch and the side wall of the bottom box, and the MF-1 water level switch is electrically connected to the processing module. When the water level in the valve well contacts the water level switch, a signal is generated and transmitted to the processing module for subsequent processing.

The valve well monitor adopts a novel Internet of things NB-IOT technology, has the characteristics of low power consumption, high sensitivity and stable performance, is connected with a background server through an NB-IOT module, uploads data such as the concentration, water level, self battery power and network signals of detected gas, and realizes real-time monitoring of gas conditions in a valve well, water level in the valve well, self battery power and network signals.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a valve well monitor, its characterized in that, includes interconnect's upper cover and end box, install gas sensor on the end box lateral wall, the circuit board has been installed in the end box, be equipped with processing module and network module on the circuit board, processing module is connected with gas sensor, network module electricity respectively, network module communication connection is to backend server.

2. The valve well monitor of claim 1, wherein: the gas sensor is arranged between the base and the cap, and the gas sensor is further provided with an explosion-proof sheet.

3. The valve well monitor of claim 2, wherein: the base is connected with the bottom box through the first mounting hole, and a second sealing ring is arranged between the base and the side wall of the bottom box.

4. The valve well monitor of claim 1, wherein: the side wall is provided with a second mounting hole, a connector is arranged in the second mounting hole, the connector is electrically connected with the circuit board and externally connected with an antenna, and the network module is in communication connection with the background server through the antenna.

5. The valve well monitor of any one of claims 1-4, wherein: and a third mounting hole is formed in the side wall of the bottom box, a water level switch is arranged on the third mounting hole, and the water level switch is electrically connected with the processing module.

6. The valve well monitor of claim 1, wherein: the circuit board is arranged on the resin board, and the resin board is arranged in the bottom box through screws and isolation columns.

7. The valve well monitor of claim 1, wherein: the processing module is a single chip microcomputer, and the network module is an NB-IOT module.

8. The valve well monitor of claim 1, wherein: the bottom box is internally provided with a battery pack which is electrically connected with the circuit board.

9. The valve well monitor of claim 1, wherein: the upper cover and the bottom box are connected through screws, a first sealing ring is further arranged between the upper cover and the bottom box, and a nameplate is further arranged on the surface of the upper cover.

10. The valve well monitor of claim 1, wherein: the bottom box is also provided with a hook, and the bottom box can be arranged on the well wall through the hook.