CN204641643U - CO concentration detection apparatus in a kind of car - Google Patents
CO concentration detection apparatus in a kind of car Download PDFInfo
- Publication number
- CN204641643U CN204641643U CN201520195163.XU CN201520195163U CN204641643U CN 204641643 U CN204641643 U CN 204641643U CN 201520195163 U CN201520195163 U CN 201520195163U CN 204641643 U CN204641643 U CN 204641643U
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- circuit
- detection apparatus
- microprocessor
- concentration detection
- car
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Abstract
The utility model discloses CO concentration detection apparatus in a kind of car, comprise gas collecting circuit, signal conditioning circuit, microprocessor, temperature sensor, infrared sensor module, sound light alarming circuit and vehicle window driving circuit; The mouth of described gas collecting circuit is connected with the input end of sound light alarming circuit and vehicle window driving circuit respectively by the signal conditioning circuit that connects successively, microprocessor; Described temperature sensor is connected by the input end of microprocessor with vehicle window driving circuit; The mouth of described infrared sensor module is connected with the input end of microprocessor.The utility model structure is simple, and verification and measurement ratio is high, greatly can reduce the risk of carbon monoxide hazard, improve the safety in utilization of car owner.
Description
Technical field
The utility model belongs to gas detect and alarm field, particularly relates to CO concentration detection apparatus in a kind of car.
Background technology
Along with improving constantly of people's quality of life, car is more and more universal, and car is that the trip of people brings very large convenience and comfortable, and in hot summer and cold winter, the air-conditioning in car can both provide a more comfortable environment for car owner.In recent years, time have report, a lot of driver is had a rest in car owing to open air-conditioning, thus generation carbon monoxide poisoning event, this is that vehicle window is all be in closed condition due to when using air-conditioning in car, thus cause vehicle when stopping travelling, the concentration of the carbonic oxide of the operation generation of driving engine slowly increased along with the time, does not install any detection and warning reminding device, thus bring out intoxication accident in car.
Summary of the invention
In order to solve the problem, the purpose of this utility model is to provide a kind of device that can detect carbon-monoxide concentration in car, by the carbon-monoxide concentration in gas collecting circuit Real-Time Monitoring car, when exceeding the concentration threshold of setting, vehicle window driving circuit is driven to open vehicle window, accelerate air circulation, thus prevent the generation of poisoning.
The utility model adopts following technical scheme:
CO concentration detection apparatus in a kind of car, comprises gas collecting circuit, signal conditioning circuit, microprocessor, temperature sensor, infrared sensor module, sound light alarming circuit and vehicle window driving circuit; The mouth of described gas collecting circuit is connected with the input end of sound light alarming circuit and vehicle window driving circuit respectively by the signal conditioning circuit that connects successively, microprocessor; Described temperature sensor is connected by the input end of microprocessor with vehicle window driving circuit; The mouth of described infrared sensor module is connected with the input end of microprocessor.
Preferably, in described car, CO concentration detection apparatus also comprises gsm module, and the data transmission terminal of described gsm module is connected with the data transmission terminal of microprocessor.
Preferably, in described car, CO concentration detection apparatus also comprises rain sensor, and described rain sensor is arranged on outside automobile engines lid, and its mouth is connected with vehicle window driving circuit by microprocessor.
Preferably, described infrared sensor module comprises 4 infrared pickoffs, inside four car doors being arranged on automobile respectively.
Preferably, described gas collecting circuit comprises gas sensor QM-N10, the first resistance R1 and adjustable resistance RP; The described input electrode of gas sensor QM-N10 is all connected with direct supply with one end of heater strip, the other end of temperature booster is by the second resistance R2 ground connection, the output electrode of gas sensor QM-N10 is connected with one end of the first resistance R1, the other end of resistance R1 is connected with one end of adjustable resistance RP, the other end ground connection of adjustable resistance RP, the other end of resistance R1 is used for connection signal modulate circuit as the mouth of gas collecting circuit.
Preferably, described signal conditioning circuit comprises the integrated operational amplifier of series connection, A/D change-over circuit and filter circuit.
Preferably, described integrated operational amplifier is INA128.
The beneficial effects of the utility model:
The utility model is by arranging the carbon-monoxide concentration in gas collecting circuit collection compartment, when concentration exceedes setting threshold, warning reminding is sent by sound light alarming circuit, and by the form of short message, local information is sent to remote handset mobile device by gsm module and gets on, remote handset mobile device can realize remote operation to the utility model, realize double insurance, substantially increase safety.
Further, by arranging rain sensor, controlling the unlatching yardstick of vehicle window, avoiding rainwater to throw in car, causing environment inside car to pollute.
Further, the gas sensor QM-N10 that the utility model is selected and INA128 integrated operational amplifier, survey precision is high, and sensitieness is better.
Accompanying drawing explanation
Fig. 1 is the principle schematic of a kind of embodiment of the utility model;
Fig. 2 is the gas collecting circuit figure of a kind of embodiment of the utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
As illustrated in fig. 1 and 2, CO concentration detection apparatus in a kind of car of a kind of embodiment of the present utility model, comprises gas collecting circuit 1, signal conditioning circuit 2, microprocessor 3, temperature sensor 4, infrared sensor module 5, sound light alarming circuit 6 and vehicle window driving circuit 7; The mouth of described gas collecting circuit 1 is connected with the input end of sound light alarming circuit 6 and vehicle window driving circuit 7 respectively by the signal conditioning circuit 2 that connects successively, microprocessor 3; Described temperature sensor 4 is connected with the input end of vehicle window driving circuit 7 by microprocessor 3, realize when taking a breath, when the temperature in compartment exceeds setting range, automatically close vehicle window, that the temperature sensor 4 in the utility model adopts is DS18B20; The mouth of described infrared sensor module 5 is connected with the input end of microprocessor 3, for detecting in compartment whether have people, if someone, start the utility model, if nobody, then without the need to starting, this set greatly reduces unnecessary electric energy waste, and the infrared sensor module 5 in the utility model comprises 4 infrared pickoffs, inside four car doors being arranged on automobile respectively, effectively can improve accuracy of detection; Dual microprocessors SPCE061A selected by microprocessor 3 in the present embodiment.
The utility model also comprises gsm module 8, the data transmission terminal of described gsm module 8 is connected with the data transmission terminal of microprocessor 3, for local information is sent to long-range mobile terminal of mobile telephone by gsm module 8 with the form of short message, long-range mobile terminal of mobile telephone can be utilized to control mode of operation of the present utility model simultaneously, double insurance, greatly reduces and gassed risk occurs.
The utility model also comprises rain sensor 9, and described rain sensor 9 is arranged on outside automobile engines lid, and its mouth is connected with vehicle window driving circuit 7 by microprocessor 3.For gathering, whether car is outside rains and the size of rainfall rain sensor 9 of the present utility model, microprocessor 3 passes through the rainfall information of collection compared with the rainfall threshold value set in the utility model, and then control by vehicle window driving circuit 7 degree that vehicle window opens, when to prevent outside rain too large, throw in compartment.Rain sensor 9 in the present embodiment can adopt light rain sensor.
Gas collecting circuit 1 of the present utility model comprises gas sensor QM-N10, the first resistance R1 and adjustable resistance RP; The described input electrode of gas sensor QM-N10 is all connected with direct supply with one end of heater strip, the other end of temperature booster is by the second resistance R2 ground connection, the output electrode of gas sensor QM-N10 is connected with one end of the first resistance R1, the other end of resistance R1 is connected with one end of adjustable resistance RP, the other end ground connection of adjustable resistance RP, the other end of resistance R1 is used for connection signal modulate circuit 2 as the mouth of gas collecting circuit 1.Described signal conditioning circuit 2 comprises the integrated operational amplifier of series connection, A/D change-over circuit and filter circuit.Integrated operational amplifier of the present utility model is INA128.
In sum, principle of work of the present utility model is: when infrared pickoff detect in compartment have people time, then start detecting device of the present utility model; Utilize the carbon-monoxide concentration in gas collecting circuit collection compartment, when collection value is greater than the threshold value of default, reported to the police by sound light alarming circuit, and by gsm module, local information is sent to remote mobile terminal, when reminding occupant, automatically opening vehicle window and taking a breath, also being controlled the unlatching of vehicle window by remote terminal, realize double insurance, greatly reduce the probability occurring poisoning; And the degree size of vehicle window unlatching is controlled by arranging rain sensor, when ventilation, note rainwater not being thrown in car.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. a CO concentration detection apparatus in car, is characterized in that: comprise gas collecting circuit (1), signal conditioning circuit (2), microprocessor (3), temperature sensor (4), infrared sensor module (5), sound light alarming circuit (6) and vehicle window driving circuit (7); The mouth of described gas collecting circuit (1) is connected with the input end of sound light alarming circuit (6) and vehicle window driving circuit (7) respectively by the signal conditioning circuit (2) that connects successively, microprocessor (3); Described temperature sensor (4) is connected by the input end of microprocessor (3) with vehicle window driving circuit (7); The mouth of described infrared sensor module (5) is connected with the input end of microprocessor (3).
2. CO concentration detection apparatus in a kind of car according to claim 1, it is characterized in that: in described car, CO concentration detection apparatus also comprises gsm module (8), the data transmission terminal of described gsm module (8) is connected with the data transmission terminal of microprocessor (3).
3. CO concentration detection apparatus in a kind of car according to claim 1, it is characterized in that: in described car, CO concentration detection apparatus also comprises rain sensor (9), described rain sensor (9) is arranged on outside automobile engines lid, and its mouth is connected with vehicle window driving circuit (7) by microprocessor (3).
4. CO concentration detection apparatus in a kind of car according to claim 1, is characterized in that: described infrared sensor module (5) comprises 4 infrared pickoffs, inside four car doors being arranged on automobile respectively.
5. CO concentration detection apparatus in a kind of car according to claim 1, is characterized in that: described gas collecting circuit (1) comprises gas sensor QM-N10, the first resistance R1 and adjustable resistance RP; The described input electrode of gas sensor QM-N10 is all connected with direct supply with one end of heater strip, the other end of temperature booster is by the second resistance R2 ground connection, the output electrode of gas sensor QM-N10 is connected with one end of the first resistance R1, the other end of resistance R1 is connected with one end of adjustable resistance RP, the other end ground connection of adjustable resistance RP, the other end of resistance R1 is used for connection signal modulate circuit (2) as the mouth of gas collecting circuit (1).
6. CO concentration detection apparatus in a kind of car according to claim 1, is characterized in that: described signal conditioning circuit (2) comprises the integrated operational amplifier of series connection, A/D change-over circuit and filter circuit.
7. CO concentration detection apparatus in a kind of car according to claim 6, is characterized in that: described integrated operational amplifier is INA128.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195163.XU CN204641643U (en) | 2015-04-02 | 2015-04-02 | CO concentration detection apparatus in a kind of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195163.XU CN204641643U (en) | 2015-04-02 | 2015-04-02 | CO concentration detection apparatus in a kind of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204641643U true CN204641643U (en) | 2015-09-16 |
Family
ID=54094411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520195163.XU Expired - Fee Related CN204641643U (en) | 2015-04-02 | 2015-04-02 | CO concentration detection apparatus in a kind of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204641643U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106240511A (en) * | 2016-08-24 | 2016-12-21 | 无锡卓信信息科技股份有限公司 | A kind of anti-driver is the safety reminding device of sleeping poisoning in car |
| CN107521449A (en) * | 2017-08-23 | 2017-12-29 | 安徽信息工程学院 | A kind of intelligent vehicle-carried safety means |
-
2015
- 2015-04-02 CN CN201520195163.XU patent/CN204641643U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106240511A (en) * | 2016-08-24 | 2016-12-21 | 无锡卓信信息科技股份有限公司 | A kind of anti-driver is the safety reminding device of sleeping poisoning in car |
| CN107521449A (en) * | 2017-08-23 | 2017-12-29 | 安徽信息工程学院 | A kind of intelligent vehicle-carried safety means |
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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: 20150916 Termination date: 20160402 |