CN207718598U - Natural gas leakage detection device - Google Patents
Natural gas leakage detection device Download PDFInfo
- Publication number
- CN207718598U CN207718598U CN201820183433.9U CN201820183433U CN207718598U CN 207718598 U CN207718598 U CN 207718598U CN 201820183433 U CN201820183433 U CN 201820183433U CN 207718598 U CN207718598 U CN 207718598U
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- China
- Prior art keywords
- module
- natural gas
- alarm
- gas leakage
- sensor
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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 natural gas leakage detection devices, its main feature is that, including processor, sensor, A/D conversion circuits, communication module, sound and light alarm module, keyboard input module, display module and power module, the sensor and the electrical connection of A/D conversion circuits, the A/D conversion circuits, communication module, sound and light alarm module, keyboard input module, display module and power module are connected with processor.The utility model can be adjusted gas alarm limit value according to actual conditions, and natural gas gas concentration can be detected in real time, alarm can be sent out when gas concentration is exceeded, and it is sent on user mobile phone by communication module, client can pass through cell phone application remote control, convenient for opeing the window in time, reduce security risk.
Description
Technical field
The utility model is related to a kind of natural gas leakage detection devices, belong to technical field of electric equipment.
Background technology
Natural gas be it is a kind of efficiently, cleaning, the economic, domestic energy stablized.In recent years, with the change of China's combustion gas and
The progress of West-East National Gas Transmission Project, natural gas have come into huge numbers of families by pipeline, have greatly facilitated our production and living, simultaneously
Also many security risks are brought.The alarm of natural gas currently on the market is had the following problems：1, to the detection of natural gas
It is insensitive or detect natural gas leaking can not and alarm make respective handling；2, excessively quick for detection of natural gas
Sense, normally cooking inevitably has a small number of natural gases and overflows when heating up water, and alarm module, which does not just stop to close valve alarm, at this time seriously affects life
Active rate；3, function is simple, and valve alarm, if unmanned valve is not tight in family, Bu Nengji can be only closed when natural gas leaks
When processing dangerous situation notify householder.So natural gas leaking on the market detects alarm module urgently in improvement, to which ability is more preferable
Ground ensures our security of the lives and property, improves our quality of life.
Invention content
Purpose of the utility model is to solve the above problems of the existing technology, to provide a kind of natural gas leakage
Gas detection device, it is intended to whether accurate detection natural gas leaks outside and leaks outside concentration of natural gas, and by natural gas leakage situation and
When feed back to user.
The utility model realizes that the technical solution of above-mentioned purpose is a kind of natural gas leakage detection device, including place
Manage device, sensor, A/D conversion circuits, communication module, sound and light alarm module, keyboard input module, display module and power supply mould
Block,
The power module is for providing power supply, protection circuit, voltage transformation, voltage stabilizing；
The processor controls each module work for receiving key-press module and sensor signal,
The sensor for acquiring gas concentration in real time；
The A/D conversion modules are used to the analog-signal transitions of acquisition send processor at digital signal；
The communication module is used to notify the client of user when detecting that gas leakage value is more than alarm limit,
The sound and light alarm module is used to, when detecting that gas leakage value is more than alarm limit, alarm；
The display module is for showing gas concentration and alarm limits；
The keyboard input module is used to adjust alarm limits,
The sensor and A/D conversion circuits electrical connection, the A/D conversion circuits, communication module, sound and light alarm module,
Keyboard input module, display module and power module are connected with processor.
Further, above-mentioned natural gas leakage detection device, wherein：The sensor is MQ-4 combustible gas sensors.
Further, above-mentioned natural gas leakage detection device, wherein：The MQ-4 combustible gas sensors wherein side
Three pins be connected with power supply, other side middle pin angle meets GND altogether with the A/D conversion chips of A/D conversion modules, separately
Side other two pin, which connects together, connects the wherein side of load resistance, and connects the input terminal of A/D conversion chips, load
Another termination GND of resistance.
Still further, above-mentioned natural gas leakage detection device, wherein：The communication module is that GPRS/GSM transmits mould
Block.
Still further, above-mentioned natural gas leakage detection device, wherein：The A/D conversion circuits use ADC0832 cores
Piece.
The utility model is outstanding to be had the technical effect that：The utility model can be according to actual conditions to gas report
Alert limit value is adjusted, and can detect natural gas gas concentration in real time, and alarm can be sent out when gas concentration is exceeded, and
It is sent on user mobile phone by communication module, client can be subtracted by cell phone application remote control convenient for opeing the window in time
Small security risk.
Description of the drawings
Fig. 1 is natural gas leakage structure of the detecting device block diagram；
Fig. 2 is MQ-4 sensor circuit connection figures.
Specific implementation mode
Just attached drawing in conjunction with the embodiments below, is described in further detail specific embodiment of the present utility model, so that this
Utility model technical solution is more readily understood, grasps, to make relatively sharp define to the scope of protection of the utility model.
As shown in Figure 1, the utility model provides a kind of natural gas leakage detection device, including processor, sensor, A/D
Conversion circuit, communication module, sound and light alarm module, keyboard input module, display module and power module, the power module are used
In offer power supply, protection circuit, voltage transformation, voltage stabilizing；The processor is used to receive key-press module and sensor signal, and
Each module work is controlled, the sensor for acquiring gas concentration in real time；The A/D conversion modules are used for the simulation acquisition
Signal is transformed into digital signal and sends processor to；The communication module is used for when detecting that gas leakage value is more than alarm limit
The client of user, the sound and light alarm module is notified to be used to, when detecting that gas leakage value is more than alarm limit, alarm；
The display module is for showing gas concentration and alarm limits；The keyboard input module is for adjusting alarm limits.It is described
Sensor and A/D conversion circuits electrical connection, the A/D conversion circuits, communication module, sound and light alarm module, keyboard input module,
Display module and power module are connected with processor.
The processor is 89C51 microcontrollers, and the sensor is MQ-4 combustible gas sensors, and MQ-4 fuel gas passes
Sensor has natural gas that very high sensitivity is very low to the sensitivity of ethyl alcohol, have the fast quick-recovery of fast reaction, service life it is long,
The advantages that reliable and stable.The A/D conversion circuits use ADC0832 chips.The communication module is GPRS/GSM transmission modules.
As shown in Figure 1, being connected with signal debug circuit between MQ-4 combustible gas sensors and A/D conversion chips, specifically
Circuit draws among the other side as shown in Fig. 2, three pins of MQ-4 combustible gas sensors wherein side are connected with 5V power supplys
Foot angle with A/D conversion chips meet GND altogether, other side other two pin, which connects together, connects the wherein side of load resistance,
And connect the input terminal of A/D conversion chips, another termination GND of load resistance.Remaining circuit connection method is the prior art,
On the books in many open source literatures, which is not described herein again.
The utility model application method is as follows：When using the utility model, it is attached that the present apparatus is installed on natural gas gas outlet
Closely so that the valve location of MQ-4 combustible gas sensor face natural gases, MQ-4 fuel gas is by A/D conversion circuits by mould
Quasi- signal is converted into digital signal and sends processor to, sets alarm limits by press key input device, processor receives MQ-
After the signal of 4 combustible gas sensors, the alarm limits of gas concentration and setting are shown by display module, if gas concentration is super
Alarm limits are crossed, processor controls sound and light alarm module work, prompts user, and by communication module on user mobile phone
APP sends information, and client can control smart home by using APP, open the window.
By above description as can be seen that the utility model can be adjusted gas alarm limit value according to actual conditions
It is whole, and natural gas gas concentration can be detected in real time, alarm can be sent out when gas concentration is exceeded, and pass through communication module
It is sent on user mobile phone, client can be by cell phone application remote control, convenient for opeing the window in time.
Certainly, the above only representative instance of the utility model in application process, in addition to this, the utility model may be used also
To there are other a variety of specific implementation modes, all technical solutions formed using equivalent substitution or equivalent transformation to all fall within this practicality
It is novel it is claimed within the scope of.
Claims (5)
1. a kind of natural gas leakage detection device, it is characterised in that：Including processor, sensor, A/D conversion circuits, communication mould
Block, sound and light alarm module, keyboard input module, display module and power module,
The power module is for providing power supply, protection circuit, voltage transformation, voltage stabilizing；
The processor controls each module work for receiving key-press module and sensor signal,
The sensor for acquiring gas concentration in real time；
The A/D conversion modules are used to the analog-signal transitions of acquisition send processor at digital signal；
The communication module is used to notify the client of user when detecting that gas leakage value is more than alarm limit,
The sound and light alarm module is used to, when detecting that gas leakage value is more than alarm limit, alarm；
The display module is for showing gas concentration and alarm limits；
The keyboard input module is used to adjust alarm limits,
The sensor and the electrical connection of A/D conversion circuits, the A/D conversion circuits, communication module, sound and light alarm module, button
Input module, display module and power module are connected with processor.
2. natural gas leakage detection device according to claim 1, it is characterised in that：The sensor is MQ-4 combustible gases
Body sensor.
3. natural gas leakage detection device according to claim 2, it is characterised in that：The MQ-4 combustible gas sensors
Three pins of wherein side are connected with power supply, and other side middle pin angle and the A/D conversion chips of A/D conversion modules connect altogether
GND, other side other two pin, which connects together, connects the wherein side of load resistance, and connects the input of A/D conversion chips
End, another termination GND of load resistance.
4. natural gas leakage detection device according to claim 1, it is characterised in that：The communication module is GPRS/GSM
Transmission module.
5. natural gas leakage detection device according to claim 1, it is characterised in that：The A/D conversion circuits use
ADC0832 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183433.9U CN207718598U (en) | 2018-02-01 | 2018-02-01 | Natural gas leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183433.9U CN207718598U (en) | 2018-02-01 | 2018-02-01 | Natural gas leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207718598U true CN207718598U (en) | 2018-08-10 |
Family
ID=63053307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820183433.9U Expired - Fee Related CN207718598U (en) | 2018-02-01 | 2018-02-01 | Natural gas leakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207718598U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946428A (en) * | 2019-03-27 | 2019-06-28 | 合肥皓天智能科技有限公司 | A kind of extraction-type lifts concentration measurement system |
| CN110196567A (en) * | 2019-06-25 | 2019-09-03 | 何焕智 | A kind of fuel gas detection protection system |
| CN112466094A (en) * | 2019-09-09 | 2021-03-09 | 黄一轩 | Intelligent area acousto-optic alarm control system |
-
2018
- 2018-02-01 CN CN201820183433.9U patent/CN207718598U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946428A (en) * | 2019-03-27 | 2019-06-28 | 合肥皓天智能科技有限公司 | A kind of extraction-type lifts concentration measurement system |
| CN110196567A (en) * | 2019-06-25 | 2019-09-03 | 何焕智 | A kind of fuel gas detection protection system |
| CN112466094A (en) * | 2019-09-09 | 2021-03-09 | 黄一轩 | Intelligent area acousto-optic alarm control system |
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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: 20180810 Termination date: 20200201 |