CN206002501U - Gas concentration detector - Google Patents
Gas concentration detector Download PDFInfo
- Publication number
- CN206002501U CN206002501U CN201620752677.5U CN201620752677U CN206002501U CN 206002501 U CN206002501 U CN 206002501U CN 201620752677 U CN201620752677 U CN 201620752677U CN 206002501 U CN206002501 U CN 206002501U
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- module
- gas concentration
- gas
- concentration detector
- electromagnetic valve
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Abstract
Gas concentration detector, including：Power module for power supply；The gas detection module of detection gas concentration；When gas concentration exceedes the sound and light alarm module that threshold value is reported to the police；Control the electromagnetic valve of jet；Coal gas is discharged indoor scavenger fan；Carry out the GSM message module of note prompting to owner；According to the output control sound and light alarm module of gas detection module, electromagnetic valve, scavenger fan, the work of GSM message module single-chip microcomputer；Described single-chip microcomputer is connected with power module, gas detection module, sound and light alarm module, electromagnetic valve, scavenger fan, GSM message module respectively.This utility model has that structure is simple, stable performance, small volume, the features such as low cost.
Description
Technical field
This utility model belongs to coal gas detection technique field, more particularly, to a kind of gas concentration detector.
Background technology
Family makees the more and more of fuel using fuel gas such as liquefied gas, combustion gas, but these gas harmfuls, explosive
Fried, accident risks are many, and such as gas can not find in time and process when leaking, can be to family and the harm of bringing on a disaster property of neighbours.
" in order to find in advance and stop fire from occurring, prevent and reduce the accidents such as the burning that fire causes, blast, cause
The serious economic loss of society, or even the life security jeopardizing people.Therefore, with smoke alarm just study the detection method of smog
Become an important topic in Sensor Technology Development field.Therefore study new, stable performance, accurate measurements combustibility gas
Body, and meet the alarm of national relevant regulations there is meaning of crucial importance.
Utility model content
For solving the problems referred to above that prior art exists, this utility model provides a kind of gas concentration detector, realizes
Miniaturization and intellectuality, have that structure is simple, stable performance, small volume, the features such as low cost.
This utility model provides a kind of gas concentration detector, including：
Power module for power supply；
The gas detection module of detection gas concentration；
When gas concentration exceedes the sound and light alarm module that threshold value is reported to the police；
Control the electromagnetic valve of jet；
Coal gas is discharged indoor scavenger fan；
Carry out the GSM message module of note prompting to owner；
According to the output control sound and light alarm module of gas detection module, electromagnetic valve, scavenger fan, GSM message module work
The single-chip microcomputer made；
Described single-chip microcomputer respectively with power module, gas detection module, sound and light alarm module, electromagnetic valve, scavenger fan,
GSM message module is connected.
Preferably, described gas concentration detector, also includes：Relay, respectively with electromagnetic valve, scavenger fan, single-chip microcomputer
It is connected, close electromagnetic valve when gas concentration reaches threshold value and open scavenger fan.
Preferably, described gas concentration detector, also includes：Numeral method module, for showing gas concentration.
Preferably, described gas concentration detector, also includes：Key-press module, is connected with single-chip microcomputer, realizes being manually entered threshold
Value and reset.
Preferably, gas detection module, including：MQ-2 gas sensor, ADC0809；Described ADC0809 is by gas concentration
Signal is converted to the digital signal of single-chip microcomputer identification.
As it is further preferred that described sky sound and light alarm module, including buzzer and LED emitting red light diode, when
When gas concentration is detected and exceeding threshold value, send sound and light alarm signal.
As it is further preferred that described buzzer is voltage-type buzzer or electromagnetic buzzer.
As it is further preferred that described power module is powered for this device by USB interface.
This utility model is due to using above technical method, can obtain following technique effect：Achieve miniaturization and
Intellectuality, have that structure is simple, stable performance, small volume, the features such as low cost, MQ-2 type gas sensor has good sensitivity
Characteristic, its sensitivity is high, can quick response reply, single supply is powered, work is steady in a long-term.
Brief description
For the clearer technical scheme that embodiment of the present utility model or prior art are described, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use do one simply introduce it should be apparent that, drawings in the following description are only
It is only some embodiments of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is gas concentration detector arrangement block diagram.
Specific embodiment
Purpose, technical scheme and advantage for making embodiment of the present utility model are clearer, new with reference to this practicality
Accompanying drawing in type embodiment, carries out clearly complete description to the technical scheme in this utility model embodiment：
Embodiment 1
The present embodiment provides a kind of gas concentration detector, including：
Power module, is powered it is only necessary to the power supply an of+5V, a USB line by USB interface to detector.Move
Galvanic electricity source directly provides the voltage of+5V, accesses USB port to each module for power supply by USB line；
Gas detection module, detects gas concentration；
Sound and light alarm module, is reported to the police when gas concentration exceedes threshold value；
Electromagnetic valve, controls jet；
Scavenger fan, coal gas is discharged indoor；
GSM message module, carries out note prompting to owner；
Single-chip microcomputer, according to the output control sound and light alarm module of gas detection module, electromagnetic valve, scavenger fan, GSM message
Module works；
Numeral method module, using four common anode charactrons as gas concentration show media, single-chip microcomputer receives coal
During the digital signal of gas concentration, by processing incoming for concentration signal charactron, by charactron, concentration value is shown, allow
People can make accurate judgement；
Key-press module, is connected with single-chip microcomputer, realizes being manually entered threshold value and reset function；
Described single-chip microcomputer respectively with power module, gas detection module, sound and light alarm module, numeral method module,
Key-press module, electromagnetic valve, scavenger fan, GSM message module are connected.
Embodiment 2
As the restriction further to embodiment 1：Described gas concentration detector, also includes：Relay, respectively with electromagnetism
Valve, scavenger fan, single-chip microcomputer are connected, and close electromagnetic valve when gas concentration reaches threshold value and open scavenger fan.
Embodiment 3
As supplementing further to embodiment 1 or 2, described gas detection module, including：MQ-2 gas sensor,
ADC0809；The voltage signal that the gas detecting is produced by MQ-2 gas sensor is to ADC0809, then passes through in ADC0809
The analog to digital conversion circuit in portion converts analog signals into digital signal and supplies single-chip microcomputer to identify, then single-chip microcomputer is corresponding according to read
Numerical value adjusts the working condition of other modules；MQ-2 gas sensor is high to the sensitivity of propane, smog, to natural gas and other
The detection of combustible vapor is also highly desirable.
Embodiment 4
As the supplement to embodiment 1 or 2 or 3, described sky sound and light alarm module, including buzzer and LED emitting red light
Diode, when gas concentration is detected and exceeding threshold value, sends sound and light alarm signal, reminds user to have gas to leak, takes phase
The solution answered, thus ensureing people life property safety and reducing unnecessary loss.
LED emitting red light diode, is a kind of semiconductor device of solid-state, it directly can be converted into light electricity.It is special
Point is long service life, opto-electronic conversion efficiency height, impact resistance, anti-vibration, energy-conservation.This system chooses eye-catching red colored lamp instruction report
Alert signal, when blinking red lamp, illustrates that gas concentration has exceeded safety value.
Voltage-type buzzer, including：Multivibrator, piezoelectricity singing piece, impedance matching box, resonance chamber, shell etc..Have
It is also equipped with light emitting diode on voltage-type buzzer shell.Multivibrator is made up of transistor or integrated circuit.Electric when connecting
Behind source, such as 1.5～15V direct-current working volts, multivibrator starting of oscillation, the audio signal of output 1.5～2.5kHZ, impedance matching
Device promotes piezoelectricity singing piece sounding.Piezoelectricity singing piece is made up of lead zirconate titanate or lead magnesio-niobate piezoceramic material.In potsherd
Two sides plate silver electrode, after polarization and burin-in process, then stick together with latten(-tin) or stainless steel substrates.
Electromagnetic buzzer, including agitator, solenoid, Magnet, vibrating diaphragm, shell etc..After switching on power, vibration
The voice-frequency signalling current that device produces passes through solenoid, makes solenoid produce magnetic field.Vibrating diaphragm is in solenoid and Magnet
Interaction under, periodically vibration sounding.
When gas concentration exceedes safety value, buzzer shakes, and electric fan starts to rotate simultaneously, dense for reducing coal gas
Degree.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any those familiar with the art in the technical scope that this utility model discloses, according to this practicality
New technical scheme and its utility model design in addition equivalent or change, all should cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. gas concentration detector is it is characterised in that include：
Power module for power supply；
The gas detection module of detection gas concentration；
When gas concentration exceedes the sound and light alarm module that threshold value is reported to the police；This sound and light alarm module, red including buzzer and LED
Color Light-Emitting Diode, when gas concentration is detected and exceeding threshold value, sends sound and light alarm signal；Described buzzer is voltage-type honeybee
Ring device, including：Multivibrator, piezoelectricity singing piece, impedance matching box, resonance chamber, shell；On described voltage-type buzzer shell
It is also equipped with light emitting diode；Multivibrator is made up of transistor or integrated circuit；
Control the electromagnetic valve of jet；
Coal gas is discharged indoor scavenger fan；
Carry out the GSM message module of note prompting to owner；
According to the output control sound and light alarm module of gas detection module, electromagnetic valve, scavenger fan, GSM message module work
Single-chip microcomputer；
Described single-chip microcomputer respectively with power module, gas detection module, sound and light alarm module, electromagnetic valve, scavenger fan, GSM
SMS module is connected.
2. gas concentration detector according to claim 1, it is characterised in that described gas concentration detector, also includes：
Relay, is connected with electromagnetic valve, scavenger fan, single-chip microcomputer respectively, closes electromagnetic valve when gas concentration reaches threshold value and opens row
Gas fan.
3. gas concentration detector according to claim 1 and 2, it is characterised in that described gas concentration detector, also wraps
Include：Numeral method module, for showing gas concentration.
4. gas concentration detector according to claim 3, it is characterised in that described gas concentration detector, also includes：
Key-press module, is connected with single-chip microcomputer, realizes being manually entered threshold value and reset.
5. gas concentration detector according to claim 4 is it is characterised in that gas detection module, including：MQ-2 gas
Sensor, ADC0809；Gas concentration signal is converted to the digital signal of single-chip microcomputer identification by described ADC0809.
6. gas concentration detector according to claim 1 is it is characterised in that described power module by USB interface is
This device is powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620752677.5U CN206002501U (en) | 2016-07-15 | 2016-07-15 | Gas concentration detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620752677.5U CN206002501U (en) | 2016-07-15 | 2016-07-15 | Gas concentration detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002501U true CN206002501U (en) | 2017-03-08 |
Family
ID=58201266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620752677.5U Expired - Fee Related CN206002501U (en) | 2016-07-15 | 2016-07-15 | Gas concentration detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206002501U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107527480A (en) * | 2017-08-30 | 2017-12-29 | 绵阳鹏志远科技有限公司 | A kind of gas leakage alarm processor |
| CN108171935A (en) * | 2017-12-29 | 2018-06-15 | 广州市兆江电力技术有限公司 | A kind of natural gas detection power generation warning device |
| CN108171934A (en) * | 2017-07-19 | 2018-06-15 | 深圳市新天泽消防工程有限公司 | A kind of flammable gas detecting alarm device |
| CN108932823A (en) * | 2018-09-12 | 2018-12-04 | 钟祥博谦信息科技有限公司 | A kind of fuel gas alarming methods, devices and systems |
| CN110503790A (en) * | 2018-05-17 | 2019-11-26 | 上海容之自动化系统有限公司 | A kind of intelligent terminal insurance storehouse MEMS acceleration transducer burglary-resisting system |
-
2016
- 2016-07-15 CN CN201620752677.5U patent/CN206002501U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108171934A (en) * | 2017-07-19 | 2018-06-15 | 深圳市新天泽消防工程有限公司 | A kind of flammable gas detecting alarm device |
| CN107527480A (en) * | 2017-08-30 | 2017-12-29 | 绵阳鹏志远科技有限公司 | A kind of gas leakage alarm processor |
| CN108171935A (en) * | 2017-12-29 | 2018-06-15 | 广州市兆江电力技术有限公司 | A kind of natural gas detection power generation warning device |
| CN110503790A (en) * | 2018-05-17 | 2019-11-26 | 上海容之自动化系统有限公司 | A kind of intelligent terminal insurance storehouse MEMS acceleration transducer burglary-resisting system |
| CN108932823A (en) * | 2018-09-12 | 2018-12-04 | 钟祥博谦信息科技有限公司 | A kind of fuel gas alarming methods, devices and systems |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20170308 Termination date: 20170715 |