CN101625185B - Dewatering mildew-proof device of vehicle air-condition evaporator and dewatering mildew-proof method thereof - Google Patents
Dewatering mildew-proof device of vehicle air-condition evaporator and dewatering mildew-proof method thereof Download PDFInfo
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- CN101625185B CN101625185B CN2009101443951A CN200910144395A CN101625185B CN 101625185 B CN101625185 B CN 101625185B CN 2009101443951 A CN2009101443951 A CN 2009101443951A CN 200910144395 A CN200910144395 A CN 200910144395A CN 101625185 B CN101625185 B CN 101625185B
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- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 230000004087 circulation Effects 0.000 claims abstract description 10
- 238000004378 air conditioning Methods 0.000 claims description 81
- 239000002184 metal Substances 0.000 claims description 37
- 229910052751 metal Inorganic materials 0.000 claims description 37
- 239000002826 coolant Substances 0.000 claims description 28
- 239000000853 adhesive Substances 0.000 claims description 11
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000000110 cooling liquid Substances 0.000 abstract 3
- 238000010438 heat treatment Methods 0.000 description 12
- 238000005057 refrigeration Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Air-Conditioning For Vehicles (AREA)
Abstract
The invention relates to a dewatering mildew-proof device of a vehicle air-condition evaporator; and the non-ventilation surface of the vehicle air-condition evaporator is provided with a dewatering mildew-proof device which is formed by pipelines. The invention also discloses a dewatering mildew-proof method of the dewatering mildew-proof device of the vehicle air-condition evaporator. The dewatering mildew-proof device is arranged on the non-ventilation surface of the vehicle air-condition evaporator, circular flow high-temperature engine cooling liquid flows through the dewatering mildew-proof device, the circulation of the engine cooling liquid is controlled by a vehicle body controller in real time, heat of the engine cooling liquid is transferred to the vehicle air-condition evaporator to evaporate surface condensate water of the vehicle air-condition evaporator in a heat absorption mode, and the surface condensate water of the vehicle air-condition evaporator is removed in time to prevent mildew.
Description
Technical field
The present invention relates to a kind of car air-conditioner evaporimeter, especially a kind of dewater the mildew-resistant device and the mold-proof method that dewaters thereof of car air-conditioner evaporimeter.
Background technology
Automotive air-conditioning system can be divided into refrigeration system, warm air system, ventilating system, control control system and 5 elements of air cleaning system by its function.Wherein, refrigeration system is to taking advantage of room air or take advantage of indoor fresh air to cool off by the outside entering, realizing reducing the purpose of taking advantage of indoor temperature.As the evaporimeter of low-temperature receiver, its temperature is lower than the dew-point temperature of air, therefore, and the effect that refrigeration system also has dehumidifying and purifies air.Warm air system generally is the cooling fluid of engine to be introduced take advantage of in the household heater, through air blast heated air is blown into and takes advantage of indoorly, takes advantage of the temperature of room air with raising.Can also defrost simultaneously to windscreen, demist.
Air conditioning for automobiles is when refrigeration; Because the temperature of A/C evaporator lower (0～3 degree); The surface of A/C evaporator a large amount of globule that can condense is though heating ventilation and air-conditioning unit HVAC (Heating, Ventilation and Air Conditioning Unit) are provided with drainage arrangement; Yet because the absorption affinity of heating ventilation and air-conditioning unit HVAC, the globule above the A/C evaporator can't in time be drained fully.Simultaneously, because air filter has certain limitation to air filtration, the A/C evaporator of having condensate is easy to adsorb booties such as dust; After air-conditioning was closed, chemical reaction will take place in the residual globule and dust adsorbed, especially in summer; Vehicle interior temperature is higher, and chemical reaction is very fast, when opening air-conditioning once more; The wind that first few minutes blows out has one musty, has had a strong impact on the comfortableness of car load.
Summary of the invention
Primary and foremost purpose of the present invention provides a kind of mildew-resistant device that dewaters of car air-conditioner evaporimeter, and it is simple in structure, can in time remove the lip-deep condensed water of A/C evaporator, prevents the generation of going mouldy effectively, improves the comfort level of air conditioning for automobiles.
For realizing above-mentioned purpose; The present invention has adopted following technical scheme: a kind of mildew-resistant device that dewaters of car air-conditioner evaporimeter; The mildew-resistant device that dewaters that is made up of pipeline is set on the non-ventilating surface of automobile air-conditioning evaporator, constitutes circulation thermal source medium in the pipeline of the mildew-resistant device that dewaters; The described mildew-resistant device that dewaters is that metal tubes is connected in parallel in the automobile engine cooling circuit around the metal tubes that is arranged in the non-ventilating surface periphery of automobile air-conditioning evaporator, and the thermal source medium that circulates in this metal tubes is an engine coolant; The outlet pipe of radiator links to each other with the water inlet pipe of water pump; The outlet pipe of water pump links to each other with the inlet opening of engine cylinder block; The outlet pipe of engine cylinder cap links to each other with the water inlet pipe of radiator, the water inlet pipe of air conditioning for automobiles heater, the outlet pipe of outlet pipe difference sending and receiving engine cylinder lid and the water inlet pipe of radiator, and the engine coolant that flows out from engine refluxes through the air conditioning for automobiles heater; The water inlet of automobile air-conditioning evaporator is communicated with the water inlet pipe of air conditioning for automobiles heater; Arrange magnetic valve in the water inlet of metal tubes, the delivery port of metal tubes is communicated with the outlet pipe of air conditioning for automobiles heater, the engine coolant of circulation high temperature in this metal tubes.
Another object of the present invention is to provide a kind of mold-proof method that dewaters of the mildew-resistant device that dewaters of car air-conditioner evaporimeter, this method comprises the step of following order:
(1) car body controller BCM detection of engine tach signal, automobile air conditioner compressor adhesive signal and remove the switching signal of taps; If detect engine rotational speed signal more than or equal to idling, not adhesive of automobile air conditioner compressor and the switch closure that dewaters, then engine coolant gets into the mildew-resistant device that dewaters;
(2) if the testing result of step (1) for not, is then returned step (1).
Can know by technique scheme; The present invention arranges the mildew-resistant device that dewaters on the non-ventilating surface of the automobile air-conditioning evaporator of common usefulness, the high-temperature engine cooling fluid that circulates flows through in this device, and the present invention controls the circulation of engine coolant in real time through car body controller; Heat transferred automobile air-conditioning evaporator with engine coolant; Make the condensed water heat absorption evaporation on automobile air-conditioning evaporator surface, in time remove the condensed water on automobile air-conditioning evaporator surface, prevent to go mouldy.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is control circuit figure of the present invention.
The specific embodiment
A kind of mildew-resistant device that dewaters of car air-conditioner evaporimeter is provided with the mildew-resistant device that dewaters that is made up of pipeline on the non-ventilating surface of automobile air-conditioning evaporator, constitute circulation thermal source medium in the pipeline of the mildew-resistant device that dewaters.The described mildew-resistant device that dewaters is that metal tubes is connected in parallel in the automobile engine cooling circuit around the metal tubes that is arranged in the non-ventilating surface periphery of automobile air-conditioning evaporator, and the thermal source medium that circulates in this metal tubes is an engine coolant, and is as shown in Figure 1.
In conjunction with Fig. 1, the automobile engine cooling circuit is following: the outlet pipe of radiator links to each other with the water inlet pipe of water pump, and the outlet pipe of water pump links to each other with the inlet opening of engine cylinder block, and the outlet pipe of engine cylinder cap links to each other with the water inlet pipe of radiator.The outlet pipe of the water inlet pipe of air conditioning for automobiles heater, outlet pipe difference sending and receiving engine cylinder lid and the water inlet pipe of radiator; The engine coolant 21 that flows out from engine refluxes through the air conditioning for automobiles heater; The mildew-resistant device 20 that dewaters is set on the non-ventilating surface of automobile air-conditioning evaporator 10; The dewater two ends of mildew-resistant device 20 connect water inlet pipe, the outlet pipe of air conditioning for automobiles heater respectively, and engine coolants 21 flow in the mildew-resistant device 20 that dewaters.As shown in Figure 1, heat through 21 pairs of automobile air-conditioning evaporators 10 of engine coolant, utilized the waste heat of engine dexterously, more energy-conserving and environment-protective.Heating ventilation and air-conditioning unit HVAC (Heating; Ventilation and Air Conditioning Unit) set inside air conditioning for automobiles heater, automobile air-conditioning evaporator 10 etc.; Wherein, the air conditioning for automobiles heater is used for heating, and automobile air-conditioning evaporator 10 is used for refrigeration; When automobile air-conditioning evaporator 10 refrigeration, this device is failure to actuate.
In conjunction with Fig. 1; The described mildew-resistant device 20 that dewaters is around the metal tubes 22 that is arranged in automobile air-conditioning evaporator 10 non-ventilating surface peripheries; The water inlet 23 of metal tubes 22 is communicated with the water inlet pipe of air conditioning for automobiles heater; Be furnished with magnetic valve 24 in the water inlet 23 of metal tubes 22, the delivery port 25 of metal tubes 22 is communicated with the outlet pipe of air conditioning for automobiles heater, and engine coolant 21 flows in this metal tubes 22.Because existing air conditioning for automobiles heater is on every side around the pipeline that can supply engine coolant to flow through; Water inlet 23, the delivery port 25 of metal tubes 22 directly are connected on this pipeline; Make the air conditioning for automobiles heater parallelly connected, can shorten pipeline, save cost with automobile air-conditioning evaporator 10; Engine coolant 21 is introduced in the metal tubes 22, let the engine coolant 21 of the metal tubes 22 the insides circulation high temperature around the automobile air-conditioning evaporator 10.When air conditioner refrigerating is closed, utilize engine coolant 21 heating automobile air-conditioning evaporators 10, remove the condensed water on it, play the effect of mildew-resistant, in addition, this structure is comparatively simple, and cost is low, is easy to realize.
From the above; What the metal tubes 22 around the automobile air-conditioning evaporator 10 connected is the engine coolant circulation line; Engine coolant 21 is flowed through automobile air-conditioning evaporator 10 metal tubes 22 on every side exactly in order to give when automobile air-conditioning evaporator 10 stops to freeze to automobile air-conditioning evaporator 10 heating, the utilization ratio of increase engine exhaust heat.Automobile air-conditioning evaporator 10 is in refrigeration; The surface has condensed water; Condensed water is most of can to flow out by the osculum below HVAC, but some is adsorbed on automobile air-conditioning evaporator 10 surfaces, adds the wind that air-conditioning is drawn into from the outside and also has impurity such as dust; Be attached to automobile air-conditioning evaporator 10 surfaces, the time has been grown and will go mouldy.The temperature of engine coolant 21 probably has eight or nine ten degree; And automobile air-conditioning evaporator 10 is metals; It is fine to conduct heat; Engine coolant 21 is flowed through automobile air-conditioning evaporator 10 all around just to automobile air-conditioning evaporator 10 heating, and automobile air-conditioning evaporator 10 temperature raise, and the condensed water above it will evaporate very soon.In addition, the ventilating surface of automobile air-conditioning evaporator 10 mainly is to flow through air, the air cooling that when flowing through automobile air-conditioning evaporator 10, is cooled; If metal tubes 22 is arranged in the ventilating surface of automobile air-conditioning evaporator 10, will reduce the draught area of automobile air-conditioning evaporator 10, reduce the blowing amount of air-conditioning; And ventilating surface mainly is fin, and is thinner, and heat-transfer effect is bad; Therefore; Metal tubes 22 is arranged in the non-ventilating surface of automobile air-conditioning evaporator 10, avoids influence to ventilate, heat transfer efficiency is high.
In conjunction with Fig. 2, the output of air-conditioner controller 30 is connected with the input of car body controller BCM 40, and the output of car body controller BCM 40 is connected with the coil of magnetic valve 24, and magnetic valve 24 adopts normally closed solenoid valve.Normally closed solenoid valve is closed condition when outage, when coil electricity, produce electromagnetic force, makes iron core overcome spring force with the direct open valve of static iron core adhesive, and medium is path; Electromagnetic force disappears when coil blackout, and moving iron core resets under the effect of spring force, direct close port, and medium is obstructed.Here, magnetic valve 24 is exactly a kind of control valve, can stop or allow engine coolant 21 circulations, and in addition, magnetic valve 24 is directly by car body controller BCM 40 controls.When work; Car body controller BCM 40 detection of engine tach signals, automobile air conditioner compressor adhesive signal and remove the switching signal of taps; If detect engine rotational speed signal more than or equal to idling, not adhesive of automobile air conditioner compressor and the switch closure that dewaters; Then engine coolant 21 gets into the mildew-resistant device 20 that dewaters, and promptly the water inlet 23 by metal tubes 22 gets in the metal tubes 22; Otherwise returning car body controller BCM 40 continues to detect.Heat automobile air-conditioning evaporator 10, automobile air-conditioning evaporator 10 is dewatered to guarantee being when automobile air conditioner compressor is out-of-work; The automobile air conditioner compressor work in case this is; Air-conditioning begins refrigeration; It is very low that the temperature of automobile air-conditioning evaporator 10 can become, and at this moment 10 heating can reduce refrigeration to automobile air-conditioning evaporator.Method with magnetic valve 24 control is very convenient, as long as car body controller BCM 40 receives the adhesive signal of automobile air conditioner compressor, will let magnetic valve 24 close, and forbids or stops the heating to automobile air-conditioning evaporator 10.Automobile air conditioner compressor has two critical functions as the core component of automobile air conditioning refrigerating system: the one, and make and produce low pressure in the system, the 2nd, be compressed to high pressure to gaseous refrigerant from low pressure, and its temperature is improved.Automobile air conditioner compressor is the conversion equipment of refrigeration system mesolow and high pressure, low temperature and high temperature, realizes the necessary condition of heat exchange during its operate as normal.
Be further described below in conjunction with Fig. 1,2 couples of the present invention.
This device is made up of a general automobile air-conditioning evaporator 10, a metal tubes 22 and a magnetic valve 24.During work, car body controller BCM 40 detection of engine tach signals, automobile air conditioner compressor adhesive signal and remove the switching signal of taps; Magnetic valve 24 closures under the normality, when pressing except that taps, engine speed is more than or equal to idling, and not adhesive of automobile air conditioner compressor is satisfied simultaneously, and then magnetic valve 24 is opened, and the engine coolant 21 of high temperature gets into metal tubes 22, begins to dewater; Otherwise do not work.
In removal process, press once more except that taps, can close magnetic valve 24; During tail-off, magnetic valve 24 cuts out; During the automobile air conditioner compressor adhesive, magnetic valve 24 cuts out.
After using air-conditioning, car gets into the garage or cuts out at once and stop for a long time, closing automobile compressor of air conditioner then, and idling is opened magnetic valve 24 and is opened the air-conditioning blowing, a few minutes mildew-resistant that then can more effectively dewater.
In sum, core of the present invention is to utilize engine coolant 21 heating, increases the utilization of engine exhaust heat, energy-conserving and environment-protective; Can in time remove the condensed water on automobile air-conditioning evaporator 10 surface, the generation that prevents to go mouldy has improved the comfortableness of air-conditioning; Cost is low, is easy to realize.
Claims (5)
1. the mildew-resistant device that dewaters of a car air-conditioner evaporimeter is characterized in that: the mildew-resistant device that dewaters that is made up of pipeline is set on the non-ventilating surface of automobile air-conditioning evaporator, constitutes circulation thermal source medium in the pipeline of the mildew-resistant device that dewaters;
The described mildew-resistant device that dewaters is that metal tubes is connected in parallel in the automobile engine cooling circuit around the metal tubes that is arranged in the non-ventilating surface periphery of automobile air-conditioning evaporator, and the thermal source medium that circulates in this metal tubes is an engine coolant;
The outlet pipe of radiator links to each other with the water inlet pipe of water pump; The outlet pipe of water pump links to each other with the inlet opening of engine cylinder block; The outlet pipe of engine cylinder cap links to each other with the water inlet pipe of radiator, the water inlet pipe of air conditioning for automobiles heater, the outlet pipe of outlet pipe difference sending and receiving engine cylinder lid and the water inlet pipe of radiator, and the engine coolant that flows out from engine refluxes through the air conditioning for automobiles heater; The water inlet of automobile air-conditioning evaporator is communicated with the water inlet pipe of air conditioning for automobiles heater; Arrange magnetic valve in the water inlet of metal tubes, the delivery port of metal tubes is communicated with the outlet pipe of air conditioning for automobiles heater, the engine coolant of circulation high temperature in this metal tubes.
2. the mildew-resistant device that dewaters of car air-conditioner evaporimeter according to claim 1; It is characterized in that: the output of air-conditioner controller is connected with the input of car body controller BCM; The output of car body controller BCM is connected with the coil of magnetic valve, and magnetic valve adopts normally closed solenoid valve.
3. the mold-proof method that dewaters of the mildew-resistant device that dewaters of a car air-conditioner evaporimeter as claimed in claim 1, this method comprises the step of following order:
(1) car body controller BCM detection of engine tach signal, automobile air conditioner compressor adhesive signal and remove the switching signal of taps; If detect engine rotational speed signal more than or equal to idling, not adhesive of automobile air conditioner compressor and the switch closure that dewaters, then engine coolant gets into the mildew-resistant device that dewaters;
(2) if the testing result of step (1) for not, is then returned step (1).
4. the mold-proof method that dewaters of the mildew-resistant device that dewaters of car air-conditioner evaporimeter according to claim 3; It is characterized in that: the described mildew-resistant device that dewaters is around the metal tubes that is arranged in the non-ventilating surface periphery of automobile air-conditioning evaporator; The water inlet of metal tubes is communicated with the water inlet pipe of air conditioning for automobiles heater; Arrange magnetic valve in the water inlet of metal tubes, the delivery port of metal tubes is communicated with the outlet pipe of air conditioning for automobiles heater, and engine coolant flows in this metal tubes.
5. the mold-proof method that dewaters of the mildew-resistant device that dewaters of car air-conditioner evaporimeter according to claim 4; It is characterized in that: the output of air-conditioner controller is connected with the input of car body controller BCM; The output of car body controller BCM is connected with the coil of magnetic valve, and magnetic valve adopts normally closed solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101443951A CN101625185B (en) | 2009-08-06 | 2009-08-06 | Dewatering mildew-proof device of vehicle air-condition evaporator and dewatering mildew-proof method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101443951A CN101625185B (en) | 2009-08-06 | 2009-08-06 | Dewatering mildew-proof device of vehicle air-condition evaporator and dewatering mildew-proof method thereof |
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| Publication Number | Publication Date |
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| CN101625185A CN101625185A (en) | 2010-01-13 |
| CN101625185B true CN101625185B (en) | 2012-08-22 |
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| CN2009101443951A Active CN101625185B (en) | 2009-08-06 | 2009-08-06 | Dewatering mildew-proof device of vehicle air-condition evaporator and dewatering mildew-proof method thereof |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003777B (en) * | 2010-12-24 | 2013-06-12 | 奇瑞汽车股份有限公司 | Condensation water recycling device for roof mounted automobile air conditioner |
| CN110282527B (en) * | 2019-06-28 | 2024-04-05 | 广州广日电梯工业有限公司 | Elevator air purification system and using method thereof |
| CN110925914B (en) * | 2019-11-15 | 2020-11-24 | 珠海格力电器股份有限公司 | Water circulation system for air conditioner, temperature control method, controller and air conditioner |
| CN112032967A (en) * | 2020-08-25 | 2020-12-04 | 海信（山东）空调有限公司 | Control method of air conditioner |
| CN113203125B (en) * | 2021-06-04 | 2022-06-03 | 安徽江淮松芝空调有限公司 | Mould removing system and method for vehicle air conditioner evaporator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2892555Y (en) * | 2005-12-08 | 2007-04-25 | 上海苍穹环保技术有限公司 | Inserting vehicular air conditioner matched tube pin-electrode electrostatic degerming device |
| CN1979037A (en) * | 2005-12-05 | 2007-06-13 | 乐金电子(天津)电器有限公司 | Mildew-proof control method for evaporator of air-conditioner indoor unit |
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2009
- 2009-08-06 CN CN2009101443951A patent/CN101625185B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1979037A (en) * | 2005-12-05 | 2007-06-13 | 乐金电子(天津)电器有限公司 | Mildew-proof control method for evaporator of air-conditioner indoor unit |
| CN2892555Y (en) * | 2005-12-08 | 2007-04-25 | 上海苍穹环保技术有限公司 | Inserting vehicular air conditioner matched tube pin-electrode electrostatic degerming device |
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