CN210634370U - Gas quality detection device for automobile air conditioner - Google Patents
Gas quality detection device for automobile air conditioner Download PDFInfo
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- CN210634370U CN210634370U CN201920420503.2U CN201920420503U CN210634370U CN 210634370 U CN210634370 U CN 210634370U CN 201920420503 U CN201920420503 U CN 201920420503U CN 210634370 U CN210634370 U CN 210634370U
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Abstract
The utility model discloses a gas quality detection device of an automobile air conditioner, which comprises a main control device, a sensing device, a gas filtering mechanism, a refrigerating device, a heating device, an air inlet and an air outlet, the air inlet and the air outlet are connected through a pipeline, a refrigerating device and a heating device are sequentially arranged between the air inlet and the air outlet, the refrigerating device and the heating device are both in contact connection with the outer wall of the pipeline, the air inlet is provided with a switch device, the air outlet is provided with a sensing device, the air inlet comprises an inner circulation air inlet and an outer circulation air inlet, the outer circulation air inlet is provided with sensing equipment, and the external circulation air inlet is connected with the gas filtering mechanism, and the sensing equipment, the gas filtering mechanism, the refrigerating device, the heating device and the switch equipment are all electrically connected with the main control device, so that the external circulation air inlet has the beneficial effect of effectively adjusting the air in the automobile.
Description
Technical Field
The utility model relates to the field of automotive technology, concretely relates to gaseous quality detection device of vehicle air conditioner.
Background
The automobile air conditioning system is a device for refrigerating, heating, ventilating and purifying air in a carriage, can provide comfortable riding environment for passengers, reduces the fatigue strength of drivers and improves the driving safety.
Each vehicle is provided with an air conditioning system which is divided into an external circulation and an internal circulation, the external circulation is used for sucking air from the outside of the vehicle, guiding the air to the air conditioning system for heating or refrigerating and then blowing out the air from an air outlet, the external circulation is used for supplementing fresh air, the quality of the air in the vehicle is improved, and the internal circulation is mainly used for effectively preventing external dust and harmful gas from entering the vehicle in time. The warm car of winter heaies up fast, and the cooling is also faster when opening the air conditioner summer, also can use in haze day moreover, and the inner loop is exactly air cycle in the car, the temperature in the car that keeps that can be better. In order to provide a comfortable environment, people have continuously developed a detection mechanism, which is provided by the jeli automobile company in CN 207328048U, an air detection structure on a main unit of an automobile air conditioner, a CN 208359872U air treatment system of the automobile air conditioner and an automobile, and utilizes detected data to control an ion mechanism to improve the gas environment, and a detection reminding device is provided by the baowu automobile (china) limited company in CN 206124666U air conditioner, an air quality detection system thereof and an automobile, an external environment detection mechanism is provided in an automobile air quality management system of Changhu (Guangzhou) electronics Limited CN 108177500A, and an in-automobile air quality control method and system of Huizhou Huayang general electronics Limited CN 103950364A not only provide an indoor and outdoor environment detection mechanism, but also disclose that a circulating air door can be adjusted.
But present inside and outside selection of circulation of car is by the driver and passenger, it is not enough to detect the utilization of atmospheric data to the sensor, and even if detect the interior gas of car and have a problem, also can not utilize filter equipment to handle, the ionic gas processing apparatus consumes energy the high price and is expensive, and not good maintenance, if the air is turbid in the sensation car, the driver and passenger that the people are uncomfortable will manually open the extrinsic cycle, if the outside haze of sensation is great will open the intrinsic cycle, this kind of sensation is different people's sensibility difference is obvious, and can not select suitable inside and outside gas proportion according to the circumstances, even if adopted the sensor to test the pollution situation, also can not take a breath under the energy-conserving circumstances as far as possible through the method of overall coordination.
Disclosure of Invention
In view of this, the utility model provides a gaseous quality detection device of vehicle air conditioner has the beneficial effect of effectively adjusting the interior air of car.
The utility model provides a gaseous quality testing device of vehicle air conditioner, it includes master control set, sensing equipment, gas filtration mechanism, refrigerating plant, heating device, air intake and air outlet pass through the pipe connection, refrigerating plant and heating device have set gradually between air intake and the air outlet, refrigerating plant and heating device all are connected with the contact of pipeline outer wall, be provided with switchgear on the air intake, be provided with sensing equipment on the air outlet, the air intake includes inner loop air intake and extrinsic cycle air intake, be provided with sensing equipment on the extrinsic cycle air intake, just the extrinsic cycle air intake is connected with gas filtration mechanism, sensing equipment, gas filtration mechanism, refrigerating plant, heating device and switchgear all are connected with the master control set electricity.
The external circulation air inlet comprises a first external circulation air inlet and a second external circulation air inlet.
The sensing equipment comprises a first particulate matter sensor, a second particulate matter sensor, a third particulate matter sensor, a first nitrogen oxide sensor, a second nitrogen oxide sensor, a temperature sensor and a VOC sensor, wherein the first particulate matter sensor, the first nitrogen oxide sensor, the temperature sensor and the VOC sensor are all arranged on the air outlet, the second particulate matter sensor and the second nitrogen oxide sensor are all arranged on the second external circulation air inlet, and the third particulate matter sensor is arranged on the first external circulation air inlet.
The gas filtering mechanism comprises an air inlet fan, a three-way electromagnetic valve and a filter box, an air inlet pipe and an air outlet pipe are arranged on the filter box, the air inlet of the three-way electromagnetic valve is connected with the air inlet fan, a first air outlet of the three-way electromagnetic valve is connected with a first external circulation air inlet, a second air outlet of the three-way electromagnetic valve is connected with the air inlet pipe on the filter box, and the air outlet pipe on the filter box is connected with a second external circulation air inlet
The three-way electromagnetic valve is electrically connected with the main control device, filtrate is arranged in the filter box, a bottom air pipe is arranged at the bottom end of the filter box, the bottom air pipe is connected with an air inlet pipe of the filter box, and air flow micropores are formed in the bottom air pipe.
The refrigerating device comprises a refrigerating exchanger and a compressor, the refrigerating exchanger is connected with the compressor, and the compressor is electrically connected with the main control device.
The heating device comprises a heating heat exchanger, an automobile water tank and heating wires, wherein the heating heat exchanger is connected with the automobile water tank, the heating wires are arranged in the automobile water tank, and the heating wires are electrically connected with the main control device.
The switching device is a solenoid valve.
The main control device comprises a single chip microcomputer and a switch driving module, the output end of the single chip microcomputer is connected with the switch driving module, and the sent switch driving module is connected with the switch equipment.
The switch driving module comprises a relay and a driving triode, the output end of the single chip microcomputer is connected with the driving triode, and the driving triode is connected with a coil pin of the relay.
The utility model provides a gaseous quality detection device of vehicle air conditioner utilizes interior sensor constantly to detect the interior air state, nitrogen oxygen sensor can detect interior oxygen and nitrogen oxide concentration, the VOC sensor can detect the concentration of organic gas in the car, temperature sensor can detect the temperature in the car, can confirm whether to change the gas in the car through the parameter that each sensor returns, if the gas is good in the car or needs slight adjustment, adjust the three-way solenoid valve, close the extrinsic cycle or add the circulation after purifying the little flow extrinsic air through the filtrate, not only save the energy, but also can add the extrinsic haze air as little as possible, avoid the problem that the extrinsic polluted air enters the circulation filtration pressure, if the extrinsic air is fresh and good after the rain or in the morning, directly send the air to the air outlet through refrigeration heat exchanger and heating heat exchanger through the electromagnetic three-way valve, the air conditioner has wide applicability in the field of automobile air conditioners.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an automotive air conditioning gas quality detection device.
Fig. 2 is a schematic structural diagram of the air outlet sensing device.
Fig. 3 is a schematic circuit diagram of the master control device.
Wherein the reference numerals are as follows:
1. an air inlet fan, 2, a three-way electromagnetic valve, 3, an air inlet pipe, 4, a filter box, 5, filtrate, 6, a bottom air pipe, 7, a gas filtering mechanism, 8, a first external circulation air inlet, 9, a second particulate matter sensor, 10, a third particulate matter sensor, 11, a second oxynitride sensor, 12, a second external circulation air inlet, 13, a switch device, 14, an internal circulation air inlet, 15, an external circulation air inlet, 16, an air inlet, 17, a pipeline, 18, a main control device, 19, a refrigeration exchanger, 20, a compressor, 21, a refrigeration device, 22, a heating heat exchanger, 23, an automobile water tank, 24, a heating device, 25, an air outlet, 26, a first particulate matter sensor, 27, a first oxynitride sensor, 28, a temperature sensor, 29, a VOC sensor, 30. the single chip microcomputer 31, the switch driving module 32, the driving triode 33 and the relay.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiment examples are only a part of the embodiment examples of the present invention, and not all embodiment examples, and all other embodiment examples obtained by a person of ordinary skill in the art without any creative work belong to the protection scope of the present invention based on the embodiment examples of the present invention.
As shown in fig. 1-3, a gas quality detection device for an automobile air conditioner comprises a main control device 18, a sensing device, a gas filtering mechanism 7, a refrigerating device 21, a heating device 24, an air inlet 16 and an air outlet 25, the air inlet 16 and the air outlet 25 are connected through a pipeline 17, a refrigerating device 21 and a heating device 24 are sequentially arranged between the air inlet 16 and the air outlet 25, the refrigerating device 21 and the heating device 24 are both in contact connection with the outer wall of the pipeline 17, the air inlet 16 is provided with a switch device 13, the air outlet 25 is provided with a sensing device, the air inlet 16 comprises an inner circulation air inlet 14 and an outer circulation air inlet 15, the outer circulation air inlet 15 is provided with a sensing device, and the external circulation air inlet 15 is connected with the gas filtering mechanism 7, and the sensing equipment, the gas filtering mechanism 7, the refrigerating device 21, the heating device 24 and the switch equipment 13 are all electrically connected with the main control device 18.
The external circulation air inlet 15 comprises a first external circulation air inlet 8 and a second external circulation air inlet 12.
The sensing equipment comprises a first particulate matter sensor 26, a second particulate matter sensor 9, a third particulate matter sensor 10, a first nitrogen oxide sensor 27, a second nitrogen oxide sensor 11, a temperature sensor 28 and a VOC sensor 29, wherein the first particulate matter sensor 26, the first nitrogen oxide sensor 27, the temperature sensor 28 and the VOC sensor 29 are all arranged on the air outlet 25, the second particulate matter sensor 9 and the second nitrogen oxide sensor 11 are all arranged on the second external circulation air inlet 12, and the third particulate matter sensor 10 is arranged on the first external circulation air inlet 8.
The three-way electromagnetic valve 2 is electrically connected with the main control device 18, filtrate 5 is arranged in the filter box 4, a bottom air pipe 6 is arranged at the bottom end of the filter box 4, the bottom air pipe 6 is connected with a filter box air inlet pipe 3, and air flow micropores are arranged on the bottom air pipe 6 and enable air to be in full contact with the filtrate.
The refrigerating device 21 comprises a refrigerating exchanger 19 and a compressor 20, wherein the refrigerating exchanger 19 is connected with the compressor 20, and the compressor 20 is electrically connected with the main control device 18.
The heating device 24 comprises a heating heat exchanger 22, an automobile water tank 23 and heating wires, wherein the heating heat exchanger 22 is connected with the automobile water tank 23, the heating wires are arranged in the automobile water tank 23, and the heating wires are electrically connected with the main control device 18.
The switching device 13 is a solenoid valve.
The main control device 18 is composed of a single chip microcomputer 30 and a switch driving module 31, the output end of the single chip microcomputer 30 is connected with the switch driving module 31, and the switch driving module 31 is connected with the switch device 13.
The switch driving module 31 comprises a relay 33 and a driving triode 32, the output end of the single chip microcomputer 30 is connected with the driving triode 32, and the driving triode 32 is connected with a coil pin of the relay 33.
The working process of the automobile air conditioner gas quality detection device is as follows: after the automobile air-conditioning switch is turned on, the sensor at the air outlet 25 continuously detects the gas state at the air outlet, namely the gas state in the automobile, the first particulate matter sensor 26 detects whether the particulate matter in the air in the automobile exceeds the standard, the first nitrogen oxide sensor 27 detects whether the oxygen concentration in the automobile is lower and the nitrogen concentration is higher, the temperature sensor 28 detects the temperature in the automobile and the VOC sensor 29 detects whether the volatile organic matter exceeds the standard, the standard value of the particulate matter in the automobile, the standard value of the oxygen concentration, the standard value of the nitrogen oxide concentration, the standard value of the temperature and the standard value of the volatile organic compound are all stored in the main control device 18, namely, in the storage area of the singlechip, the state value of the gas in the vehicle detected by the sensor is compared with each stored standard value, the real-time acquisition value of the sensor is compared with a standard value stored in a single chip microcomputer, and the technical means is the prior art for a person skilled in the art.
If the gas particulate matter in the vehicle exceeds the standard, the oxygen concentration is lower, the nitrogen oxide concentration is higher or any volatile organic species exceeds the standard, the main control device 18 outputs a high level signal to drive the switch device 13 on the external circulation air inlet 15 to be opened, at the moment, the air inlet fan 1 sucks in the external air, the external air is sent into the first external circulation air inlet 8 through the first air outlet of the three-way electromagnetic valve 2 to be connected, the third particulate matter sensor 10 entering the first external circulation air inlet 8 detects the particulate matter concentration in the air and transmits the particulate matter concentration into the main control device 18, if the particulate matter concentration exceeds the standard, the main control device 18 controls the valve core of the three-way electromagnetic valve 2 to rotate, so that the first air outlet of the three-way electromagnetic valve 2 is closed, the second air outlet of the three-way electromagnetic valve 2 is opened, at the external air sucked by the air inlet fan 1 is sent into the filter box 4, and enters the second external circulation air inlet 12 from the air outlet of the filter box 3.
The second external circulation air inlet 12 detects the concentration of particulate matters and the concentration of nitrogen oxides in the air through the second particulate matter sensor 9 and the second nitrogen oxide sensor 11, if the particulate matters and the nitrogen oxides are qualified, the air enters the pipeline 17 through the external circulation air inlet 15, and the main control device 18 adjusts the compressor 20 or the automobile water tank 23 to perform cooling or heating adjustment according to the temperature value detected by the temperature sensor 28, so that the air outlet 25 sends out air with proper temperature.
The filtrate 5 in the filter box 3 needs to be replaced regularly for better air handling.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (10)
1. The utility model provides a gaseous quality detection device of vehicle air conditioner which characterized in that: it comprises a main control device (18), a sensing device, a gas filtering mechanism (7), a refrigerating device (21), a heating device (24), an air inlet (16) and an air outlet (25), wherein the air inlet (16) and the air outlet (25) are connected through a pipeline (17), the refrigerating device (21) and the heating device (24) are sequentially arranged between the air inlet (16) and the air outlet (25), the refrigerating device (21) and the heating device (24) are both in contact connection with the outer wall of the pipeline (17), a switch device (13) is arranged on the air inlet (16), the sensing device is arranged on the air outlet (25), the air inlet (16) comprises an inner circulation air inlet (14) and an outer circulation air inlet (15), the sensing device is arranged on the outer circulation air inlet (15), and the outer circulation air inlet (15) is connected with the gas filtering mechanism (7), the sensing equipment, the gas filtering mechanism (7), the refrigerating device (21), the heating device (24) and the switch equipment (13) are all electrically connected with the main control device (18).
2. A gas quality detecting apparatus for an automotive air conditioner according to claim 1, characterized in that: the external circulation air inlet (15) comprises a first external circulation air inlet (8) and a second external circulation air inlet (12).
3. A gas quality detecting apparatus for an automotive air conditioner according to claim 2, characterized in that: the sensing equipment comprises a first particulate matter sensor (26), a second particulate matter sensor (9), a third particulate matter sensor (10), a first nitrogen oxide sensor (27), a second nitrogen oxide sensor (11), a temperature sensor (28) and a VOC sensor (29), wherein the first particulate matter sensor (26), the first nitrogen oxide sensor (27), the temperature sensor (28) and the VOC sensor (29) are all arranged on an air outlet (25), the second particulate matter sensor (9) and the second nitrogen oxide sensor (11) are all arranged on a second external circulation air inlet (12), and the third particulate matter sensor (10) is arranged on a first external circulation air inlet (8).
4. A gas quality detecting apparatus for an automotive air conditioner according to claim 2, characterized in that: gas filtering mechanism (7) are including admitting air fan (1), three solenoid valve (2) and rose box (4), be provided with intake pipe (3) and outlet duct on rose box (4), the air inlet and the inlet fan (1) of three solenoid valve (2) are connected, the first gas outlet and the first extrinsic cycle air intake (8) of three solenoid valve (2) are connected, the second gas outlet of three solenoid valve (2) is connected with intake pipe (3) on the rose box, and the outlet duct and second extrinsic cycle air intake (12) on rose box (4) are connected.
5. An apparatus for detecting gas quality of an air conditioner for a vehicle according to claim 4, wherein: the three-way electromagnetic valve (2) is electrically connected with a main control device (18), filtrate (5) is arranged in the filter box (4), a bottom air pipe (6) is arranged at the bottom end of the filter box (4), the bottom air pipe (6) is connected with a filter box air inlet pipe (3), and air flow micropores are formed in the bottom air pipe (6).
6. A gas quality detecting apparatus for an automotive air conditioner according to claim 1, characterized in that: the refrigerating device (21) comprises a refrigerating exchanger (19) and a compressor (20), the refrigerating exchanger (19) is connected with the compressor (20), and the compressor (20) is electrically connected with the main control device (18).
7. A gas quality detecting apparatus for an automotive air conditioner according to claim 1, characterized in that: the heating device (24) comprises a heating heat exchanger (22), an automobile water tank (23) and a heating wire, wherein the heating heat exchanger (22) is connected with the automobile water tank (23), the heating wire is arranged in the automobile water tank (23), and the heating wire is electrically connected with the main control device (18).
8. A gas quality detecting apparatus for an automotive air conditioner according to claim 1, characterized in that: the switching device (13) is an electromagnetic valve.
9. A gas quality detecting apparatus for an automotive air conditioner according to claim 1, characterized in that: the main control device (18) comprises a single chip microcomputer (30) and a switch driving module (31), the output end of the single chip microcomputer (30) is connected with the switch driving module (31), and the switch driving module (31) is connected with the switch equipment (13).
10. A gas quality detecting apparatus for an automotive air conditioner according to claim 9, characterized in that: the switch driving module (31) comprises a relay (33) and a driving triode (32), the output end of the single chip microcomputer (30) is connected with the driving triode (32), and the driving triode (32) is connected with a coil pin of the relay (33).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920420503.2U CN210634370U (en) | 2019-03-29 | 2019-03-29 | Gas quality detection device for automobile air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920420503.2U CN210634370U (en) | 2019-03-29 | 2019-03-29 | Gas quality detection device for automobile air conditioner |
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| CN210634370U true CN210634370U (en) | 2020-05-29 |
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| CN201920420503.2U Active CN210634370U (en) | 2019-03-29 | 2019-03-29 | Gas quality detection device for automobile air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112406472A (en) * | 2020-12-04 | 2021-02-26 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Control system and control method for integrated-prevention and purification air conditioner |
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2019
- 2019-03-29 CN CN201920420503.2U patent/CN210634370U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112406472A (en) * | 2020-12-04 | 2021-02-26 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Control system and control method for integrated-prevention and purification air conditioner |
| CN112406472B (en) * | 2020-12-04 | 2024-05-03 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Air conditioner control system with anti-purification function and control method thereof |
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