CN208153805U - A kind of device of gas leakage detection and automatic self-closing gas valve - Google Patents
A kind of device of gas leakage detection and automatic self-closing gas valve Download PDFInfo
- Publication number
- CN208153805U CN208153805U CN201820584777.0U CN201820584777U CN208153805U CN 208153805 U CN208153805 U CN 208153805U CN 201820584777 U CN201820584777 U CN 201820584777U CN 208153805 U CN208153805 U CN 208153805U
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- China
- Prior art keywords
- gas valve
- gas
- spanner
- reel
- motor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of detection of gas leakage and the devices of automatic self-closing gas valve, including the driving assembly being fixed on gas pipeline, the spanner fixation kit being fixed on the spanner of burnt gas valve and control system, motor is provided in the driving component, a reel is fixedly installed on the output shaft of motor, cable is provided on reel, reel connects the spanner fixation kit by cable；Limit switch is additionally provided in the driving component, the spanner closure of burnt gas valve can contact after in place with the limit switch；When work, motor drives reel to rotate synchronously, and the spanner of burnt gas valve is pulled to reel by cable by reel, after the spanner of burnt gas valve is closed in place, just triggers limit switch, motor stops.The utility model is able to detect the gas concentration in kitchen, and according to the concentration value of detection, automatic self-closing gas valve, to effectively avoid life and property loss.
Description
Technical field
The utility model belongs to gas safe technical field, and in particular to a kind of detection of gas leakage and automatic self-closing gas
The device of valve.
Background technique
Gas leakage refers to by surprisingly combustion gas being caused to leak in air from pipeline.Currently, gas heater, kitchen focus
Tool be required to use combustion gas, be easy to encounter gas leakage phenomenon in use, as open fire is off, pipeline aging or
Gas leakage caused by the kitchen range failure of person kitchen, once gas leakage phenomenon, the user inside the environment of space-closed occurs
Intoxicating phenomenon can occur, or cause explosion, so that lives and properties are on the hazard.
Also occur some kitchen kitchen range for being able to detect and leaking and being automatically closed currently on the market, but it is to close
Kitchen range own switch, and leakage point be likely on the connection hose between gas pipeline and kitchen kitchen range (gas pipeline and
Kitchen kitchen range are connected by hose, are easiest to send out in the junction of the junction of hose and gas pipeline, hose and kitchen kitchen range
Raw leakage), therefore, in this case, even if closing the own switch of kitchen range, the mesh for preventing gas leakage can not be played
's.
Therefore, this field need a kind of detectable combustible gas leakage and effective closing gas valve door technical solution.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, a kind of gas leakage detection is provided and is automatically closed
The device of burnt gas valve, the device are able to detect the gas concentration in kitchen, and according to the concentration value of detection, automatic self-closing gas
Valve, to effectively avoid life and property loss.
The utility model is achieved through the following technical solutions：
The device of a kind of detection of gas leakage and automatic self-closing gas valve, including the driving group being fixed on gas pipeline
Part, the spanner fixation kit being fixed on the spanner of burnt gas valve and control system,
It is provided with motor in the driving component, a reel is fixedly installed on the output shaft of motor, is arranged on reel
There is cable, reel connects the spanner fixation kit by cable；
Limit switch is additionally provided in the driving component, the spanner closure of burnt gas valve can be with the limit after in place
Switch contact；
The control system includes combustable gas concentration detection sensor, A/D conversion module, microcontroller, motor driven
Module and power module, combustable gas concentration detection sensor are connect by amplifying circuit with A/D conversion module, A/D modulus of conversion
Block is connect with microcontroller, microcontroller connect motor drive module, motor drive module connect motor, microcontroller also with limit
Bit switch connection.
In the above-mentioned technical solutions, the driving component includes two fixture blocks, and it is corresponding to be provided with position on two fixture blocks
Two fixture blocks are fixed on gas pipeline by bolt hole by screw bolt and nut；Wherein on a fixture block described in fixed setting
Motor and the limit switch；
In the above-mentioned technical solutions, the spanner fixation kit includes two clamping plates, is provided with position pair on two clamping plates
The bolt hole answered, by screw bolt and nut by two Boards walls on the spanner of burnt gas valve；It is set on a clamping plate wherein
It is equipped with a threading bolt, which is equipped with threading via hole；The outer end of the cable of the reel penetrates and is fixed on this
In the threading via hole for threading bolt.
In the above-mentioned technical solutions, the cable is wirerope.
In the above-mentioned technical solutions, motor is mounted by means of bolts on fixture block.
In the above-mentioned technical solutions, reel inner wall is provided with keyway, is provided with key on the output shaft of motor, passes through key
The cooperation of slot and key realizes that reel is fixedly mounted on the output shaft of motor.
In the above-mentioned technical solutions, combustable gas concentration detection sensor appears control box box body to detect environment gas
Body.
In the above-mentioned technical solutions, the power module is powered using battery.
In the above-mentioned technical solutions, the power module uses external 220V mains-supplied, and the city 220V is electrically connected alternating current-direct current
Conversion circuit, ac-dc converter circuit connect voltage conversion circuit, and voltage conversion circuit is each module for power supply.
In the above-mentioned technical solutions, for the set-up of control system in control box, the back side for controlling box is provided with anchor ear, leads to
Crossing anchor ear will be fixed on gas pipeline in box processed.
It the advantages of the utility model and has the beneficial effect that：
The utility model is able to detect the gas concentration in kitchen, and according to the concentration value of detection, automatic self-closing gas valve
Door, to effectively avoid life and property loss.Its structure is simple, and design is rationally, at low cost, and scheme phase is automatically closed with existing
Than, the valve on gas pipeline can be directly closed, rather than kitchen kitchen range are closed, to be better able to guarantee what combustion gas was closed
Validity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the gas leakage detection of the utility model and the device of automatic self-closing gas valve.
Fig. 2 is the A of the driving assembly in the utility model to diagrammatic cross-section.
Fig. 3 is the side view of the spanner fixation kit in the utility model.
Fig. 4 is the structural schematic diagram of the threading bolt in spanner fixation kit.
Fig. 5 is the structural schematic diagram of the control box of the utility model.
Fig. 6 is that the gas leakage detection of the utility model and the device of automatic self-closing gas valve close burnt gas valve spanner
Structural schematic diagram after conjunction.
Fig. 7 is the block diagram of the control system of the utility model.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, combined with specific embodiments below into one
Step illustrates the technical solution of the utility model.
Referring to attached drawing 1, the device of a kind of detection of gas leakage and automatic self-closing gas valve, including it is fixed on gas pipeline
Driving assembly 1 on a, the spanner fixation kit 2 being fixed on the spanner b of burnt gas valve and control system.
Referring to attached drawing 2, the driving component 1 includes the first fixture block 1-1 and the second fixture block 1-2, the first fixture block and the second folder
It is provided with the interior concave arc matched with gas pipeline on block, the corresponding bolt in position is provided on the first fixture block and the second fixture block
Hole, in use, the first fixture block and the second fixture block be fixed on gas pipeline a by screw bolt and nut, (gas pipeline is accommodated
Between the first fixture block and the second fixture block)；Being fixedly installed motor 1-3 on the first fixture block 1-1, (motor is bolted
It is mounted on the first fixture block), a reel 1-4 is fixedly installed on the output shaft of motor, and (reel inner wall is provided with keyway, in electricity
It is provided with key on the output shaft of machine, by the cooperation of keyway and key, realizes that reel is fixedly mounted on the output shaft of motor),
Cable 4 is provided on reel 1-4；Limit switch 1-5 is additionally provided on the first fixture block 1-1.
Referring to attached drawing 3 and 4, the spanner fixation kit 2 include first clamping plate 2-1 and second clamping plate 2-2, first clamping plate and
The corresponding bolt hole in position is provided in second clamping plate, in use, consolidating first clamping plate and second clamping plate by screw bolt and nut
(spanner of burnt gas valve is accommodated between first clamping plate and second clamping plate) is scheduled on the spanner b of burnt gas valve；In the first folder
A threading bolt 2-3 is provided on plate, which is equipped with threading via hole 2-31；When installation, first by 1 He of driving assembly
Spanner fixation kit 2 be respectively and fixedly installed on the spanner b of gas pipeline a and burnt gas valve (when installation, the spanner of burnt gas valve
B is in the open state), the threading spiral shell of spanner fixation kit is penetrated after then pulling out the cable 4 on the reel of driving assembly
In the threading via hole 2-31 of bolt, threading bolt is then tightened, cable 4 can be realized and threads the fixation of bolt 2-3, to realize
Cable connection between reel 1-4 and spanner fixation kit 2；The cable 4 is preferably wirerope.
The set-up of control system is in control box 3, and referring to attached drawing 5, the back side for controlling box 3 is provided with anchor ear 3-1, passes through
Anchor ear will be fixed on gas pipeline a in box processed；Referring to attached drawing 7, the control system includes combustable gas concentration detection sensing
Device, A/D conversion module, microcontroller, motor drive module and power module, combustable gas concentration detection sensor pass through amplification
Circuit is connect with A/D conversion module, and A/D conversion module is connect with microcontroller, and microcontroller connects motor drive module, motor
Drive module connects motor, and microcontroller is also connect with limit switch 1-5, and the power module is the power supply of entire control system.
Further, combustable gas concentration detection sensor appears control box box body to detect environmental gas.Further, the electricity
Source module can be is powered using battery, and battery connects voltage conversion circuit, and voltage conversion circuit is each module for power supply；Or institute
State power module be using external 220V mains-supplied (need corresponding ac-dc converter circuit and voltage conversion circuit,
The city 220V is electrically connected ac-dc converter circuit, and ac-dc converter circuit connects voltage conversion circuit, and voltage conversion circuit is each mould
Block power supply).
The working principle of the device of gas leakage detection and automatic self-closing gas valve is as follows：
The combustable gas concentration that environment is monitored by combustable gas concentration detection sensor is set when combustable gas concentration is greater than
When fixed threshold value, then microcontroller driving motor 1-3 is acted, and motor 1-3 drives reel 1-4 to rotate synchronously, and reel 1-4 is logical
It crosses cable 4 and the spanner b of burnt gas valve is pulled into reel, after the spanner b of burnt gas valve is closed in place, just triggering limit is opened
It closes 1-5 (referring to Fig. 6), after microcontroller receives the limit signal of limit switch 1-5 transmission, control motor 1-3 stops.
Illustrative description has been done to the utility model above, it should explanation, in the core for not departing from the utility model
In the case where the heart, it is any it is simple deformation, modification or other skilled in the art can not spend creative work etc.
The protection scope of the utility model is each fallen with replacement.
Claims (10)
1. the device of a kind of gas leakage detection and automatic self-closing gas valve, it is characterised in that：Including being fixed on gas pipeline
On driving assembly, the spanner fixation kit that is fixed on the spanner of burnt gas valve and control system,
It is provided with motor in the driving component, a reel is fixedly installed on the output shaft of motor, is arranged on reel wired
Cable, reel connect the spanner fixation kit by cable；
Limit switch is additionally provided in the driving component, the spanner closure of burnt gas valve can be with the limit switch after in place
Contact；
The control system includes combustable gas concentration detection sensor, A/D conversion module, microcontroller, motor drive module
And power module, combustable gas concentration detection sensor are connect by amplifying circuit with A/D conversion module, A/D conversion module and
Microcontroller connection, microcontroller connect motor drive module, and motor drive module connects motor, and microcontroller is also opened with limit
Connection connects.
2. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, it is characterised in that：
The driving component includes two fixture blocks, is provided with the corresponding bolt hole in position on two fixture blocks, by screw bolt and nut by two
A fixture block is fixed on gas pipeline；The motor and the limit switch is fixedly installed on a fixture block wherein.
3. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, it is characterised in that：
The spanner fixation kit includes two clamping plates, is provided with the corresponding bolt hole in position on two clamping plates, passes through screw bolt and nut
By two Boards walls on the spanner of burnt gas valve；It is provided with a threading bolt on a clamping plate wherein, the threading bolt
It is equipped with threading via hole；The outer end of the cable of the reel penetrates and is fixed in the threading via hole of the threading bolt.
4. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, it is characterised in that：
The cable is wirerope.
5. the device of a kind of gas leakage detection according to claim 2 and automatic self-closing gas valve, it is characterised in that：
Motor is mounted by means of bolts on fixture block.
6. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, it is characterised in that：
Reel inner wall is provided with keyway, is provided with key on the output shaft of motor, by the cooperation of keyway and key, realizes that reel is solid
Dingan County is on the output shaft of motor.
7. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, it is characterised in that：
Combustable gas concentration detection sensor appears control box box body to detect environmental gas.
8. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, it is characterised in that：
The power module is powered using battery.
9. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, it is characterised in that：
The power module uses external 220V mains-supplied, and the city 220V is electrically connected ac-dc converter circuit, and ac-dc converter circuit connects
Voltage conversion circuit is connect, voltage conversion circuit is each module for power supply.
10. the device of a kind of gas leakage detection according to claim 1 and automatic self-closing gas valve, feature exists
In：For the set-up of control system in control box, the back side for controlling box is provided with anchor ear, will be fixed on combustion in box processed by anchor ear
In feed channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584777.0U CN208153805U (en) | 2018-04-23 | 2018-04-23 | A kind of device of gas leakage detection and automatic self-closing gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584777.0U CN208153805U (en) | 2018-04-23 | 2018-04-23 | A kind of device of gas leakage detection and automatic self-closing gas valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208153805U true CN208153805U (en) | 2018-11-27 |
Family
ID=64374757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820584777.0U Expired - Fee Related CN208153805U (en) | 2018-04-23 | 2018-04-23 | A kind of device of gas leakage detection and automatic self-closing gas valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208153805U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834166A (en) * | 2021-01-06 | 2021-05-25 | 长沙理工大学 | Tracer particle releasing device suitable for liquid flow field |
-
2018
- 2018-04-23 CN CN201820584777.0U patent/CN208153805U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834166A (en) * | 2021-01-06 | 2021-05-25 | 长沙理工大学 | Tracer particle releasing device suitable for liquid flow field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 Termination date: 20200423 |