CN220488929U

CN220488929U - Leakage monitor for combustible gas valve well

Info

Publication number: CN220488929U
Application number: CN202321742917.XU
Authority: CN
Inventors: 杨凯; 占志泉
Original assignee: Jilin Baris Bio Technology Development Co ltd
Current assignee: Jilin Baris Bio Technology Development Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-02-13
Anticipated expiration: 2033-07-05

Abstract

The application relates to the field of combustible gas monitoring, in particular to a combustible gas valve well leakage monitor. The utility model provides a combustible gas valve well leakage monitor, include: the temperature and humidity sensor module is detachably connected with the main shell; the combustible gas sensor module is detachably connected with the main shell, and the status indicator lamp module is detachably connected with the main shell. Through the arrangement, the combustible gas valve well leakage monitor can be directly detached for maintenance after one of the modules fails, and operations such as battery replacement, sensor replacement, circuit board upgrading program replacement and the like can be independently carried out, so that the combustible gas valve well leakage monitor is easy to disassemble, assemble and maintain.

Description

Leakage monitor for combustible gas valve well

Technical Field

The application relates to the field of combustible gas monitoring, in particular to a combustible gas valve well leakage monitor.

Background

Most of the fuel gas used by urban residents is supplied by adopting a fuel gas pipeline transmission mode. The gas company delivers the gas to each residential area through a pipeline. The valve well is one of important auxiliary facilities in a gas pipe network, and a gas pipeline, various valves and expansion joints are mainly arranged in the valve well. The valve well is generally narrow in space, airtight and humid in environment, and the valve body, flange and other parts in the valve well can possibly generate local gas leakage due to corrosion, expansion and other reasons, so that gas aggregation is easy to cause, and even explosion accidents are generated. The method for detecting the combustible gas leakage in the valve well generally uses a combustible gas valve well leakage monitor for monitoring.

However, the severe use environment in the gas valve well puts severe demands on the flammable gas valve well leakage monitor. Some gas valve wells have severe environments, the leakage monitor of the gas valve wells is easy to damage and needs to be repaired frequently, however, the current leakage monitor of the gas valve wells is usually of an integral design, such as battery replacement, sensor replacement and operation cannot be independently carried out, and the leakage monitor is not easy to disassemble, assemble and maintain.

Disclosure of Invention

The utility model provides a combustible gas valve well leakage monitor through carrying out modularized design to the combustible gas valve well leakage monitor, is convenient for to the dismouting maintenance of combustible gas valve well leakage monitor.

The application provides a combustible gas valve well leakage monitor, include: a main housing; the temperature and humidity sensor module is detachably connected with the main shell; and the combustible gas sensor module is detachably connected with the main shell and the status indicator lamp module.

In the combustible gas valve well leak monitor provided herein, the main housing comprises:

the temperature and humidity sensor module, the combustible gas sensor module, the status indicator lamp module and the status indicator lamp module are all detachably connected with the main body;

the first end cover is detachably connected with one end of the main body;

and the second end cover is detachably connected with the other end opposite to the main body.

In the fuel valve well leakage monitor provided herein, one of the first end cap and the second end cap is integrally injection molded with the battery compartment.

In the combustible gas valve well leakage monitor provided by the application, the main body is further provided with an interface and a plugging piece for plugging the interface.

In the combustible gas valve well leakage monitor that this application provided, first end cover with the second end cover all pass through the screw with the main part can dismantle the connection, first end cover with the second end cover and be equipped with in the main part with the screw hole that the screw corresponds, the screw hole is the bell mouth, and first end cover with be equipped with in the screw hole of second end cover with the toper pad that the screw hole corresponds.

In the combustible gas valve well leakage monitor provided by the application, the main shell is made of a material obtained by mixing engineering plastic nylon and glass fibers.

In the combustible gas valve well leakage monitor that this application provided, combustible gas sensor module includes sensor storehouse, filter disc, sensor, the sensor storehouse is cylindric in the cavity, the one end of sensor storehouse is equipped with the screw thread, the sensor storehouse with the corresponding screw hole threaded connection of seting up on the main casing, the sensor storehouse is located the bottom of main casing, the sensor is located be close to in the sensor storehouse the position of main casing, the filter disc is located in the sensor storehouse, and be located the sensor below.

In the combustible gas valve well leakage monitor that this application provided, still include the gas collecting channel, the gas collecting channel with the other end threaded connection in sensor storehouse.

In the combustible gas valve well leakage monitor that this application provided, status indicator lamp module includes microphone and a plurality of pilot lamp, the microphone with a plurality of pilot lamp integration is on same panel, the panel detachably connects on the main casing.

In the combustible gas valve well leakage monitor that this application provided, still include coupling assembling, coupling assembling includes fixed bolster, set screw, hold-down screw, movable support, the fixed bolster with the movable support is at least partly range upon range of, on the range of portion the fixed bolster with two locating holes that correspond have all been seted up on the movable support, set screw follows locating hole on the fixed bolster wears to establish in the locating hole on the movable support, the fixed bolster with the range of portion of movable support still is equipped with the hold-down screw hole that corresponds, hold-down screw with the fixed bolster hold-down screw hole threaded connection on the movable support.

The utility model provides a combustible gas valve well leakage monitor, include: the temperature and humidity sensor module is detachably connected with the main shell; the combustible gas sensor module is detachably connected with the main shell, and the status indicator lamp module is detachably connected with the main shell. Through the arrangement, the combustible gas valve well leakage monitor can be directly detached for maintenance after one of the modules fails, such as battery replacement, sensor replacement and easy disassembly and maintenance.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an overall structure of a fuel gas valve well leakage monitor provided in an embodiment of the present application;

FIG. 2 is a schematic structural view of a connection assembly of a fuel valve well leak monitor provided in an embodiment of the present application;

FIG. 3 is a schematic cross-sectional structural diagram of a combustible gas sensor module of a combustible gas valve well leak monitor provided in an embodiment of the present application;

FIG. 4 is a schematic structural view of a first end cap and a battery compartment of a fuel gas sensor module according to an embodiment of the present disclosure;

fig. 5 is a schematic diagram of a connection structure between a first end cap and a main body of a combustible gas sensor module according to an embodiment of the disclosure.

Main elements and symbol description:

10. a main housing; 101. a main body; 102. a first end cap; 103. a second end cap; 104. an interface; 105. a conical pad;

20. a temperature and humidity sensor module;

30. a combustible gas sensor module; 301. a sensor bin; 302. a filter sheet; 303. a sensor; 304. a gas collecting hood;

40. a status indicator light module;

50. a battery compartment;

60. a connection assembly; 601. a fixed bracket; 602. a set screw; 603. a compression screw; 604. a movable bracket.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Some embodiments of the present application are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.

It is to be understood that the terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that, in order to clearly describe the technical solutions of the embodiments of the present application, in the embodiments of the present application, the words "first", "second", etc. are used to distinguish the same item or similar items having substantially the same function and effect. For example, the first groove and the second groove are merely for distinguishing between different grooves, and are not limited in order. It will be appreciated by those of skill in the art that the words "first," "second," and the like do not limit the amount and order of execution, and that the words "first," "second," and the like do not necessarily differ.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

However, the severe use environment in the gas valve well puts severe demands on the flammable gas valve well leakage monitor. Some gas valve wells have severe environments, the leakage monitor of the gas valve wells is easy to damage and needs to be repaired frequently, however, the current leakage monitor of the gas valve wells is often of an integral design, such as battery replacement, sensor replacement, circuit board upgrading procedures and the like, can not be independently carried out, and is not easy to disassemble, assemble and maintain.

In order to solve the technical problem, the application provides a combustible gas valve well leakage monitor, the combustible gas valve well leakage monitor that this application provided includes: the temperature and humidity sensor module is detachably connected with the main shell; the combustible gas sensor module is detachably connected with the main shell, and the status indicator lamp module is detachably connected with the main shell. Through the arrangement, the combustible gas valve well leakage monitor can be directly detached for maintenance after one of the modules fails, and operations such as battery replacement, sensor replacement, circuit board upgrading program replacement and the like can be independently carried out, so that the combustible gas valve well leakage monitor is easy to disassemble, assemble and maintain.

Some gas valve wells are deeper and have narrower spaces, and the construction for installing the monitor is difficult to develop, so that the monitor is required to have the characteristics of small volume, light weight, quick installation and convenient disassembly and maintenance. The site selection section of the valve well is relatively depressed, and water accumulation phenomenon is usually caused in the well, so that the monitor is required to be reasonable in structural design, good in sealing effect and few in potential water leakage points, and particularly the structure at the position of the combustible gas sensor has the function of protecting the sensor from flooding. The combustible gas valve well leakage monitor should be of modular design and is of great importance in terms of reducing maintenance costs. Operations such as battery replacement, sensor replacement, circuit board upgrade program and the like can be independently performed without interference.

In summary, there is an urgent need for a fuel gas valve well leakage monitor that has the characteristics of small volume, light weight, water logging resistance, and the like. Meanwhile, the valve has the characteristic of being convenient to install and take out in the valve well. The whole device should be designed in a modularized way, so that the maintenance cost is reduced.

Referring to fig. 1-5, the present application provides a combustible gas valve well leak monitor comprising: a main housing 10; a temperature and humidity sensor 303 module 20 detachably connected to the main housing 10; the combustible gas sensor 303 module 30 is detachably connected with the main housing 10, and the status indicator light module 40 is detachably connected with the main housing 10.

Through the arrangement, the combustible gas valve well leakage monitor can be directly detached for maintenance after one of the modules fails, and operations such as battery replacement, sensor replacement 303, circuit board upgrading program and the like can be independently carried out, so that the combustible gas valve well leakage monitor is easy to disassemble, assemble and maintain.

In the fuel valve well leak monitor provided herein, the main housing 10 includes:

the main body 101, the temperature and humidity sensor 303 module 20, the combustible gas sensor 303 module 30, the status indicator light module 40 and the status indicator light module 40 are all detachably connected with the main body 101;

a first end cap 102 detachably connected to one end of the main body 101;

a second end cap 103 removably connected to the opposite end of the body 101.

The main housing 10 is of a three-section modular design, and the main parts are a first end cover 102, a main body 101 and a second end cover 103 in sequence from left to right. The part main body 101 has a reasonable design, and the square and concise appearance design can better bear the impact from the outside.

In the fuel valve well leak monitor provided herein, one of the first end cap 102 and the second end cap 103 is integrally injection molded with the battery compartment 50.

The first end cover 102 is designed to have the function of the battery compartment 50, that is, the first end cover 102 and the battery compartment 50 are integrally injection molded, and the battery is mounted in the battery compartment 50 of the first end cover 102, so that the battery can be taken out only by disassembling the first end cover 102 when the battery replacement operation is needed, and the quick replacement of the battery can be realized. The battery fault or the circuit board fault is designed only by opening the corresponding side end cover to operate, and the monitor is not required to be overhauled in a large-scale way, so that the after-sale maintenance burden is reduced.

In the fuel valve well leakage monitor provided by the application, the main body 101 is further provided with an interface 104 and a plugging piece for plugging the interface 104.

The setup interface 104 can be enabled at a later time for functional extension.

In the design of the main body 101, the requirements of future product upgrading and function expanding are considered, standard threaded interfaces 104 are reserved above and below the main body 101, the reserved interfaces 104 are blocked by matched threads before use, and threaded holes at corresponding positions are started when upgrading and function expanding are carried out.

In the combustible gas valve well leakage monitor provided by the application, the first end cover 102 and the second end cover 103 are detachably connected with the main body 101 through screws, screw holes corresponding to the screws are formed in the first end cover 102 and the second end cover 103 and the main body 101, the screw holes are conical holes, and conical pads 105 corresponding to the screw holes are arranged in the screw holes of the first end cover 102 and the second end cover 103.

The screw hole on first end cover 102, second end cover 103 adopts the bell mouth molding, and the tapering of bell mouth is unanimous with the toper cushion tapering that uses in coordination, passes the screw from toper pad 105, then passes the screw hole on first end cover 102 again, with the screw hole threaded connection on the main part 101 for the waterproof effect in the screw hole on the first end cover 102 is good.

In the fuel valve well leakage monitor provided by the application, the main housing 10 is made of a material obtained by mixing engineering plastic nylon and glass fibers.

In order to make the product light in weight, easy to carry, install, the product shell adopts engineering plastics nylon and glass fiber to mix and make, this mixed material has fire resistance, heat resistance, ageing resistance, the comprehensive mechanical properties of material is superior. At the same time, the density of the mixed material is 1.3-1.4g/cm ³ The leakage monitor for the flammable gas valve well is formed by using engineering plastic nylon and glass fiber, and can ensure that the product quality is reduced, and is convenient for underground construction operation.

In the combustible gas valve well leakage monitor that this application provided, combustible gas sensor 303 module 30 includes sensor storehouse 301, filter plate 302, sensor 303, sensor storehouse 301 is hollow cylinder, the one end of sensor storehouse 301 is equipped with the screw thread, sensor storehouse 301 with the corresponding screw hole threaded connection of seting up on the main casing 10, sensor storehouse 301 is located the bottom of main casing 10, sensor 303 locates be close to in the sensor storehouse 301 the position of main casing 10, filter plate 302 is located in the sensor storehouse 301, and be located the sensor 303 below.

In the combustible gas valve well leakage monitor provided by the application, the combustible gas valve well leakage monitor further comprises a gas collecting cover 304, wherein the gas collecting cover 304 is in threaded connection with the other end of the sensor bin 301.

The sensor compartment 301 is integrally formed in a hollow cylindrical structure, and is threaded up and down, with the threads on the upper side being used for connection with the main body 101, and the threads on the lower side being used for connection with the gas-collecting channel 304. Sensor 303 is located in the upper portion of sensor housing 301, under which metal filter sheet 302 is mounted. The structural design mainly protects the sensor 303 from flooding, when extreme ponding occurs in a valve well, water can slowly submerge the monitor, because the upper end of the sensor bin 301 is in a sealing state after the sensor 303 is installed, when water rises in the hollow interior of the sensor bin 301, the interior of the sensor bin 301 can form an air chamber, and when air pressure and water pressure in the air chamber are balanced, the water level in the sensor bin 301 cannot continuously rise. The filter 302 inside can prevent sundries such as silt from entering to a great extent, and the structure can prolong the service life of the device to a certain extent and reduce the maintenance cost for protecting the sensor 303 from flooding.

The gas collecting hood 304 is connected to sensor storehouse 301 lower extreme, and gas collecting hood 304 molding is loudspeaker form, is favorable to collecting the combustible gas that leaks, guarantees the accuracy of monitor's monitoring.

In the fuel valve well leakage monitor provided in the present application, the status indicator light module 40 includes a microphone and a plurality of indicator lights, the microphone and the plurality of indicator lights are integrated on the same panel, and the panel is detachably connected to the main housing 10.

The status indicator lamp of the monitor has three colors, the common structure is to adopt three separated small lamps, thus three potential leakage points are provided, in order to improve the sealing performance of the monitor, the monitor is specially designed with an integrated status indicator lamp module 40, red, yellow and green indicator lamps and microphones are integrated on the same panel, the panel is subjected to sealing treatment, the potential leakage points are reduced to 1 from 4, and the design is convenient for product production and installation and after-sales maintenance.

In the combustible gas valve well leakage monitor that this application provided, still include coupling assembling 60, coupling assembling 60 includes fixed bolster 601, set screw 602, hold-down screw 603, movable support 604, fixed bolster 601 with movable support 604 stacks at least partially, and two locating holes that correspond have all been seted up on the laminated portion on the fixed bolster 601 with the movable support 604, set screw 602 follows the locating hole on the fixed bolster 601 wears to establish in the locating hole on the movable support 604, the fixed bolster 601 with the laminated portion of movable support 604 still is equipped with the hold-down screw hole that corresponds, hold-down screw 603 with hold-down screw hole threaded connection on the movable support 604.

The monitor installation of this application adopts wall-hanging mounting means, and the concrete form is "two location + a locking" mode.

The connecting assembly 60 mainly comprises a fixed bracket 601, a positioning screw 602, a compression screw 603 and a movable bracket 604. The fixed support 601 is fixed on the well wall, then the positioning screw 602 is installed on the fixed support 601, and the movable support 604 can be quickly and accurately installed on the fixed support 601 due to the fact that the movable support 604 is provided with a hole site matched with the positioning screw 602, and then the movable support 604 is pressed on the fixed support 601 by the pressing screw 603.

The connecting component 60 applied to the installation of the monitor can facilitate the constructors to install and disassemble the monitor quickly, thereby greatly improving the installation and maintenance efficiency.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A fuel gas valve well leak monitor, comprising:

a main housing;

the temperature and humidity sensor module is detachably connected with the main shell;

the combustible gas sensor module is detachably connected with the main shell;

the status indicator lamp module is detachably connected with the main shell;

the first end cover is detachably connected with one end of the main body;

the second end cover is detachably connected with the other end opposite to the main body;

one of the first end cover and the second end cover is integrally injection molded with the battery compartment.

2. The fuel valve well leakage monitor according to claim 1, wherein the main body is further provided with an interface and a blocking member for blocking the interface.

3. The fuel valve well leakage monitor according to claim 1, wherein the first end cover and the second end cover are detachably connected with the main body through screws, screw holes corresponding to the screws are formed in the first end cover and the second end cover and the main body, the screw holes are conical holes, and conical pads corresponding to the screw holes are arranged in the screw holes of the first end cover and the second end cover.

4. The fuel gas valve well leakage monitor according to claim 1, wherein the fuel gas sensor module comprises a sensor bin, a filter sheet and a sensor, the sensor bin is hollow cylindrical, one end of the sensor bin is provided with threads, the sensor bin is in threaded connection with a corresponding threaded hole formed in the main housing, the sensor bin is arranged at the bottom of the main housing, the sensor is arranged at a position, close to the main housing, in the sensor bin, and the filter sheet is arranged in the sensor bin and is positioned below the sensor.

5. The fuel valve well leakage monitor according to claim 4, further comprising a gas collection cap threadably connected to the other end of the sensor cartridge.

6. The fuel valve well leakage monitor according to claim 1, wherein the status indicator light module comprises a microphone and a plurality of indicator lights, the microphone being integrated with a plurality of the indicator lights on a same panel, the panel being removably attached to the main housing.

7. The fuel valve well leakage monitor according to claim 1, further comprising a connecting assembly, wherein the connecting assembly comprises a fixed support, a positioning screw, a compression screw and a movable support, the fixed support and the movable support are at least partially laminated, two corresponding positioning holes are formed in the fixed support and the movable support on the laminated part, the positioning screw penetrates the positioning holes in the movable support from the positioning holes in the fixed support, the laminated part of the fixed support and the movable support is further provided with a corresponding compression screw hole, and the compression screw is in threaded connection with the compression screw holes in the fixed support and the movable support.