CN108826375A - A kind of coal gas detection occluding device - Google Patents
A kind of coal gas detection occluding device Download PDFInfo
- Publication number
- CN108826375A CN108826375A CN201810540999.7A CN201810540999A CN108826375A CN 108826375 A CN108826375 A CN 108826375A CN 201810540999 A CN201810540999 A CN 201810540999A CN 108826375 A CN108826375 A CN 108826375A
- Authority
- CN
- China
- Prior art keywords
- circuit
- coal gas
- chip microcontroller
- valve
- occluding device
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a kind of coal gas leakage detection, alarms and automatic occluding device, belong to coal gas interrupter technique field, including reduction voltage circuit, coal gas detection module, single-chip microcontroller, valve execution module and warning circuit, the input terminal of reduction voltage circuit connects 220V household electric, 5V voltage rating is exported by reduction voltage circuit to be powered to device, coal gas detection module selects air quality sensor, and air quality sensor connects No. 21 pins of single-chip microcontroller, the output connecting valve execution module and warning circuit of single-chip microcontroller.The present invention is combined together by the detection alarm of coal gas with blocking, is solved the problems, such as coal gas detection and is blocked incoherent, has the advantages that effective monitoring, Realtime Alerts, quickly ventilation, timely blocking.
Description
Technical field
The invention belongs to coal gas interrupter technique fields, are related to housed device direction, and in particular to a kind of coal gas leakage detection, alarm
With automatic occluding device.
Background technique
As natural gas is gradually popularized, using fuel gas such as natural gas, coal gas as the kitchen appliances application such as kitchen range of representative
It is relatively broad.Data show that the consumption figure of China's gas meter in 2016 is 2058 billion cubic meters.2016, China mouth head that makes angry
300,000,000 people of secondary breakthrough.China's gas consumption total amount and population in use number embody its practicability.With gas safety directly concerning family
The personal safety of member and the property safety of housed device.To prevent the exceeded equal safety of combustable gas concentration hidden to the maximum extent
Suffer from, it is necessary to propose that a kind of coal gas suitable for home environment detects automatic occluding device.
Summary of the invention
According to the above-mentioned deficiencies of the prior art, the technical problem to be solved by the present invention is to propose that a kind of coal gas detection blocks
Device is combined together by detection alarm and the blocking of coal gas, is solved the problems, such as coal gas detection and is blocked incoherent, has
Effective monitoring, Realtime Alerts, quickly ventilation, timely the advantages of blocking.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of coal gas detection occluding device, including
The input terminal of reduction voltage circuit, coal gas detection module, single-chip microcontroller, valve execution module and warning circuit, reduction voltage circuit connects 220V
Household electric exports 5V voltage rating by reduction voltage circuit and is powered to device, and coal gas detection module selects air quality sensing
Device, air quality sensor connect No. 21 pins of single-chip microcontroller, the output connecting valve execution module and warning circuit of single-chip microcontroller.
In above-mentioned apparatus, transformer T1 is equipped in the reduction voltage circuit, the input terminal of transformer T1 connects socket P1, connects
220V household electric, the output end of reduction voltage circuit connect bridge rectifier, between the both ends of the output bridge arm of bridge rectifier
It is connected with capacitor C1, the both ends of capacitor C1 are parallel with the both ends connection of the resistance R1 being serially connected and hydrolysis capacitor C3, capacitor C1
There is voltage regulator circuit, exports 5V voltage rating.The warning circuit includes illuminating circuit and buzz circuit, and illuminating circuit, which is equipped with, to be regarded
The light emitting diode of warning lamp is equipped with the buzzer as alarm bell in buzz circuit.The illuminating circuit by concatenated resistance R3 and
Light-emitting diode LED 1 forms.Reset circuit and crystal oscillating circuit are connected on the pin of the single-chip microcontroller.The valve executes mould
Block includes micromotor and driving section, and micromotor is connected to the output end of single-chip microcontroller, and motor drives driving section rotation, transmission
Portion is fastened on gas valve, drives gas valve one-directional rotation.
Present invention has the advantages that:The present invention can monitor effectively, Realtime Alerts, the function of quickly divulging information, block in time,
A safety guarantee is provided for our life, detection is realized, alarm, diffusion, blocks integration.
Detailed description of the invention
Content expressed by this specification attached drawing and the label in figure are briefly described below：
Fig. 1 is the device work block diagram of a specific embodiment of the invention.
Fig. 2 is the circuit diagram of the reduction voltage circuit of a specific embodiment of the invention.
Fig. 3 is the circuit diagram of the single-chip microcontroller of a specific embodiment of the invention.
Fig. 4 is the circuit diagram of the illuminating circuit of a specific embodiment of the invention.
Fig. 5 is the structural schematic diagram of the valve execution module of a specific embodiment of the invention.
Fig. 6 is the claw clip of a specific embodiment of the invention and the positional diagram of gas valve.
In figure：1, micromotor；2, first gear；3, second gear；4, fan rotation axis；5, third gear；6, mechanical
Main shaft；7, the 4th gear；8, air moving fans, 9 claw clips；10, gas valve.
Specific embodiment
Below against attached drawing, by the description of the embodiment, for example related each component of a specific embodiment of the invention
Shape, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle, manufacturing process and
Operate with method etc., is described in further detail, to help those skilled in the art to inventive concept of the invention, technology
Scheme has more complete, accurate and deep understanding.
As shown in Figs 1-4, coal gas detection occluding device includes reduction voltage circuit, coal gas detection module, single-chip microcontroller, valve execution
The input terminal of module and warning circuit, reduction voltage circuit connects 220V household electric, exports 5V voltage rating to dress by reduction voltage circuit
It sets and is powered, coal gas detection module selects air quality sensor, can independently detect indoor gas concentration, judge whether
Leakage detects that indoor gas concentration, coal gas detection module connect No. 21 pins of single-chip microcontroller, the output connecting valve of single-chip microcontroller
Execution module and warning circuit.Valve execution module is mounted on or near gas piping, and coal can be driven by being mounted on gas valve
Air valve rotation, realizes the closing movement of control gas valve.Single-chip microcontroller selects AT89C51, is a low-voltage, high performance universal
Single-chip microcontroller.
Reduction voltage circuit uses household 220V voltage, and transformer T1 is equipped in reduction voltage circuit, and the input terminal connection of transformer is inserted
Seat P1, can connect 220v household electric, and output end connects bridge rectifier, the both ends of the output bridge arm of bridge rectifier it
Between be connected with capacitor C1, the both ends of capacitor C1 are parallel with the resistance R1 being serially connected and the both ends of hydrolysis capacitor C3, capacitor C1 connect
It is connected to voltage regulator circuit, exports 5V voltage.
Warning circuit includes illuminating circuit and buzz circuit, regards warning lamp with light emitting diode, buzzer regards alarm bell, hair
Optical circuit is made of concatenated resistance R3 and Light-emitting diode LED 1.
Reset circuit and crystal oscillating circuit are also connected on the pin of single-chip microcontroller, switch is S1, resistance R2 and capacitor C4 series connection
Composition reset circuit is connected on No. 9 pins of single-chip microcontroller, is connected in parallel on series capacitance C5 and C6 the composition crystal oscillator at the both ends crystal oscillator Y1
Circuit is connected to No. 18 of single-chip microcontroller between No. 19 pins.Single-chip computer and its peripheral circuit provided by the invention, system is most
Small, circuit is simple.
The output end of single-chip microcontroller is connected to valve execution module, and valve execution module includes micromotor 1, first gear
2, second gear 3, fan rotation axis 4, third gear 5, mechanical main shaft 6, the 4th gear 7 and air moving fans 8, first gear
2 transmission connections are on the right side of micromotor 1, and second gear 3 is mechanically connected to the right side of first gear 2, and fan rotation axis 4 passes through
Screw is fixed on suitable location, and air moving fans 8 are threaded in the top of fan rotation axis 4, and third gear 5 passes through screw rod
It is fixed on the right side of second gear 3, mechanical main shaft 6 is fixed on the top of third gear 5 by screw rod, and the 4th gear 7 is mechanical even
It connects in the top of mechanical main shaft 6, the 4th gear 7 is coaxially connected with claw clip 9, and claw clip 9 can engage gas valve 10.
Micromotor can control the closing of gas valve, while the output end of single-chip microcontroller is connected with kitchen ventilation fan.This hair
In bright, valve execution module is connect in the inlet of other coal gas of the family, engages gas valve setting, is able to drive gas valve closing.
Coal gas detection module 24 hours real-time monitoring gas concentrations of meeting, under normal circumstances, detection module will not send signal to single-chip microcontroller,
Warning lamp does not work at this time, and ventilation fan does not work, and valve execution module is in normally open state, can only close gas valve, needs to beat
It if opening, needs can be manually rotated gas valve, could open, turn on the gas-fire valve to prevent automatically controlled error signal.
When the gas concentration in a confined space reaches a certain concentration, single-chip microcontroller will work, at this point, light-emitting diodes
Guan Liang, buzzer warning open kitchen ventilation fan to achieve the purpose that ventilation, and micromotor rotates at the same time, and first
Gear 2 moves, and drives second gear 3, and second gear 3 drives fan rotation axis 4 and third gear 5 simultaneously by screw rod, so that
Fan rotation axis 4 drives the air moving fans 8 of top to be rotated, and the air in kitchen accelerates flowing, is conducive to air stream
Dynamic, auxiliary air in kitchen fans work.Third gear 5 drives the mechanical main shaft 6 of top, and mechanical main shaft 6 drives the 4th tooth on right side
Wheel 7, the 4th gear 7 is coaxially connected with claw clip, for clamping gas valve, drives gas valve rotation, closes gas valve.Afterwards, such as
Fruit needs to open gas valve, rotates gas valve manually, and the 4th gear 7 rotates synchronously, and turn on the gas-fire valve, does not influence normal use,
Coal gas detection simultaneously is lasting to be carried out.
Technical parameter：
MQ135 air quality sensor：
Input voltage：DC 5V power consumption (electric current)：150mA
DO output：TTL digital quantity 0 and 1 (0.1 and 5V)
AO output：0.1-0.3V (relatively pollution-free), maximum concentration voltage 4V or so
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out is used, or without changing
It is within the scope of the present invention into the conception and technical scheme of the invention are directly applied to other occasions.This hair
Bright protection scope should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of coal gas detects occluding device, which is characterized in that held including reduction voltage circuit, coal gas detection module, single-chip microcontroller, valve
Row module and warning circuit, the input terminal of reduction voltage circuit connect 220V household electric, by reduction voltage circuit export 5V voltage rating to
Device is powered, and coal gas detection module selects air quality sensor, and No. 21 of air quality sensor connection single-chip microcontroller are drawn
Foot, the output connecting valve execution module and warning circuit of single-chip microcontroller, valve execution module, which is mounted on gas piping, engages coal
Air valve drives gas valve rotation.
2. coal gas according to claim 1 detects occluding device, which is characterized in that be equipped with transformer in the reduction voltage circuit
The input terminal of T1, transformer T1 connect socket P1, connect 220V household electric, and the output end of reduction voltage circuit connects bridge-type rectified current
Road, be connected with capacitor C1 between the both ends of the output bridge arm of bridge rectifier, and the both ends of capacitor C1, which are parallel with, to be serially connected
Resistance R1 and hydrolysis capacitor C3, the both ends of capacitor C1 are connected with voltage regulator circuit, export 5V voltage rating.
3. coal gas according to claim 1 detects occluding device, which is characterized in that the warning circuit includes illuminating circuit
And buzz circuit, illuminating circuit are equipped with the light emitting diode as warning lamp, the buzzer as alarm bell are equipped in buzz circuit.
4. coal gas leakage detection, alarm according to claim 3 and automatic occluding device, which is characterized in that the illuminating circuit by
Concatenated resistance R3 and Light-emitting diode LED 1 form.
5. coal gas according to claim 1 detects occluding device, which is characterized in that be connected on the pin of the single-chip microcontroller
Reset circuit and crystal oscillating circuit.
6. coal gas according to claim 1 detects occluding device, which is characterized in that the valve execution module includes micro-
Type motor and driving section, micromotor are connected to the output end of single-chip microcontroller, and motor drives driving section rotation, and driving section is fastened on coal
On air valve, gas valve one-directional rotation is driven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810540999.7A CN108826375A (en) | 2018-05-30 | 2018-05-30 | A kind of coal gas detection occluding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810540999.7A CN108826375A (en) | 2018-05-30 | 2018-05-30 | A kind of coal gas detection occluding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108826375A true CN108826375A (en) | 2018-11-16 |
Family
ID=64147007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810540999.7A Pending CN108826375A (en) | 2018-05-30 | 2018-05-30 | A kind of coal gas detection occluding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108826375A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651911A (en) * | 2005-02-07 | 2005-08-10 | 邱柏康 | Gas leakage alarm closer |
| CN204961968U (en) * | 2015-08-18 | 2016-01-13 | 肖洋 | Intelligence remote control gas closing device |
| JP2016091381A (en) * | 2014-11-06 | 2016-05-23 | 新コスモス電機株式会社 | Detector |
| CN206093084U (en) * | 2016-10-19 | 2017-04-12 | 吕文孝 | Pipeline gas intelligent security control valve |
| CN206757850U (en) * | 2017-06-09 | 2017-12-15 | 周静远 | A kind of local-style dwelling houses combustion gas safety-protection system |
-
2018
- 2018-05-30 CN CN201810540999.7A patent/CN108826375A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651911A (en) * | 2005-02-07 | 2005-08-10 | 邱柏康 | Gas leakage alarm closer |
| JP2016091381A (en) * | 2014-11-06 | 2016-05-23 | 新コスモス電機株式会社 | Detector |
| CN204961968U (en) * | 2015-08-18 | 2016-01-13 | 肖洋 | Intelligence remote control gas closing device |
| CN206093084U (en) * | 2016-10-19 | 2017-04-12 | 吕文孝 | Pipeline gas intelligent security control valve |
| CN206757850U (en) * | 2017-06-09 | 2017-12-15 | 周静远 | A kind of local-style dwelling houses combustion gas safety-protection system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109714856A (en) | Three primary colours multi color temperature LED street lamp intelligent control based on environment measuring | |
| CN101835306B (en) | Led lamp control circuit and led lamp | |
| CN108826375A (en) | A kind of coal gas detection occluding device | |
| CN204591745U (en) | A kind of Intelligent electric fan based on infrared control | |
| CN109526110A (en) | The three primary colours multi color temperature LED street lamp intelligent control of ZigBee group-net communication | |
| CN211085671U (en) | Valve locked rotor detection circuit based on AD voltage sampling | |
| CN203288022U (en) | Spatial fire early-warning device based on solar blind ultraviolet technology | |
| CN105050258A (en) | Single-live line time delay switch with fire protection forced startup function | |
| CN204906775U (en) | Delay switch that single live wire area fire control was opened by force | |
| CN104596903A (en) | Solar energy-based PM2.5 detection system | |
| CN204652759U (en) | A kind of SCM Based indoor intelligent light control system | |
| CN206400059U (en) | Compressor fault indicating circuit based on refrigerator frequency conversion electrical control integrated board | |
| CN207625577U (en) | Radio transmission control system based on bluetooth | |
| CN205830102U (en) | A kind of Intelligent eyeshield lamp system | |
| CN104730972A (en) | Drinking water treatment control device for large-scale breeding of livestock | |
| CN211718725U (en) | Indoor power supply control system based on raspberry group | |
| CN208269965U (en) | Screw air compressor status monitoring and protective device | |
| CN208175056U (en) | A kind of LED driver of band PM2.5 detection | |
| CN204101931U (en) | Large-scale cultivation poultry drinking water treatment control device | |
| CN209686022U (en) | A kind of peristaltic pump oil supply system on no shuttle narrow fabric loom | |
| CN203025577U (en) | Temperature control device based on single chip microcomputer | |
| CN206118112U (en) | Lamp controller is bred to high -power LED poultry | |
| CN207673529U (en) | A kind of efficiency Internet of Things monitoring device of air compressor machine | |
| CN206036368U (en) | Limit structure of executor output shaft | |
| CN205539161U (en) | High tension transmission line loses electric warning circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |