CN207072229U - A kind of thermoelectricity warm air air-conditioning hot end heat exchanger - Google Patents

A kind of thermoelectricity warm air air-conditioning hot end heat exchanger Download PDF

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Publication number
CN207072229U
CN207072229U CN201720713147.4U CN201720713147U CN207072229U CN 207072229 U CN207072229 U CN 207072229U CN 201720713147 U CN201720713147 U CN 201720713147U CN 207072229 U CN207072229 U CN 207072229U
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air
heat exchanger
end heat
aquaporin
hot end
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CN201720713147.4U
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Chinese (zh)
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吴汀
柏胜强
宋君强
唐云山
陈立东
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Shanghai Institute of Ceramics of CAS
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Shanghai Institute of Ceramics of CAS
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Abstract

The utility model provides a kind of thermoelectricity warm air air-conditioning hot end heat exchanger that can quickly by thermo-electric device liberated heat by liquid in U-shaped aquaporin and fin heats aquaporin, including body and upper lid two parts；The body interior is provided with several U-shaped aquaporins, and the body exterior is provided with water route interface；The upper side being connected with the body of covering is provided with several fins, and when being assembled with body, each fin is respectively positioned on the centre in the U-shaped aquaporin in the gap of adjacent aquaporin respectively.

Description

A kind of thermoelectricity warm air air-conditioning hot end heat exchanger
Technical field
Air-conditioning technical field is the utility model is related to, is specifically related to a kind of thermoelectricity warm air air-conditioning hot end heat exchanger.
Background technology
China has turned into the maximum automobile production in the whole world and consumption market, the energy resource consumption and environment that auto industry is faced Pollution problem increasingly aggravates, and technology upgrading and energy-saving and emission-reduction are extremely urgent.Energy-efficient, environment-friendly automobiles, particularly new energy vapour Car（Pure electric automobile）It will be the important trend of following Domestic Automotive Industry development.Pure electric automobile driving dynamics all are from car Motor is carried, energy use efficiency is greatly improved, and can be up to 90%, more environmentally-friendly without emission, but it is existing that course continuation mileage is short There is the bottleneck of pure electric automobile popularization and application.In the winter time, particularly the northern area of China, because electric automobile does not have conventional internal combustion The waste heat of machine engine is poor as the heating effect of thermal source and compressor, to realize winter windshield quickly defrosting demisting and In-car heating, it is necessary to using high-power（More than 3kW）PTC（Positive Temperature Coefficient ）Heating system System, exacerbates automobile power consumption, and the PTC heating systems of high-power big density also increased as a high density thermal source it is electronic The potential safety hazard of car.
The function that thermo-electric device possesses fast-refrigerating and quickly heated, the especially ptc heater with simple resistance heating Compare, thermoelectricity heating element not only has the effect of resistance heating, while also has distinctive heat pump functional, its heating function COP（The Coefficient of Performance coefficients of performance）Can be more than 2.0, if added with thermo-electricity air conditioner technology substitution PTC Thermal technology, vehicle warm wind air-conditioning system power will decline 30%~50%, and effective course continuation mileage of electric automobile will be obviously improved.
The B of Authorization Notice No. CN 104048375 --- the China of the automobile local air environment adjustment system based on thermoelectricity Patent document discloses a kind of technical scheme, and multiple electrothermal modules are placed in appendix, and each electrothermal module is located at each two Between air outlet, insulating foam is provided between electrothermal module.During work, the advance air for freezing, heating is passed through into appendix, stream Through electrothermal module, according to the feedback of temperature control system, auxiliary adjustment is carried out to the air themperature flowed through by electrothermal module, finally Human pilot different parts are blowed to from air outlet.But gas transmission tube space is limited in the device, it is only suitable for that low power thermoelectricity is installed Module, high-power electrothermal module substitution PTC can not be used, and the heat on electrothermal module can not be pulled away rapidly.
The Chinese patent literature of patent No. ZL02224371.2 --- thermoelectrical vehicle air conditioner discloses a kind of technical side Case, thermoelectric chip hot junction is connect into hot side heat box, cold end connects cool side heat pipes box；Hot side heat box is placed in above automobile lamina tecti, Hot side heat is housed thereon, hot side fin is respectively arranged with each heat pipe；Cool side heat pipes box is placed in below automobile lamina tecti, is equipped with thereon Cool side heat pipes, hot side fin is respectively arranged with each heat pipe.Each part is coated in the inner by the upper and lower shell of air conditioner, upper shell The upper both sidewalls vertical with automobile direction of advance offer radiating air inlet and heat radiation air outlet respectively；Also distinguish on lower casing Air conditioner air outlet and return air inlet for air-conditioner are offered, an axial flow blower is set between cool side heat pipes and return air inlet for air-conditioner.But the dress It is larger to put volume, excessive interior space can be taken；The device needs to be arranged on automobile lamina tecti both sides, can influence the entirety of automobile Outward appearance, and tip position can only be mounted in, cause its air supply position limitation to be present, PTC heating systems can not be substituted.
Publication number US2009199572A1 --- the U.S. Patent Publication Document of in-car solar energy-thermoelectric airconditioner one kind Technical scheme, fin is installed into thermo-electric device both sides, and together load shell with fan, the side of shell is equipped with solar-electricity Pond plate, and fitted with vehicle glass, electric energy is first converted solar energy into, is available to blower fan and thermo-electric device, to reach Adjust the purpose of vehicle interior temperature.But the solar cell plate suqare of this air conditioner is smaller, very low power power supply can only be provided, and And used in the case of there can only be sunlight on daytime.
Utility model content
The purpose of this utility model is to provide a kind of thermoelectricity warm air air-conditioning hot end heat exchanger.
The utility model is achieved through the following technical solutions, and a kind of electric automobile thermoelectricity provided by the utility model warms up Wind air-conditioning,
Including body and upper lid two parts；
The body interior is provided with several U-shaped aquaporins, and the body exterior is provided with water route interface；
The upper side being connected with the body of covering is provided with several fins,
When being assembled with body, each fin is located in the U-shaped aquaporin in the gap of adjacent aquaporin respectively.
The utility model quickly can pass through thermo-electric device liberated heat in U-shaped aquaporin and fin heats aquaporin Liquid, liquid again bring heat to heater cores.Again because each fin is located at adjacent aquaporin in the U-shaped aquaporin respectively Gap in, thus the exchange capability of heat of hot end heat exchanger can be strengthened；
Preferably, the width of the U-shaped aquaporin and depth are 10-18mm.
It is respectively 4- to be preferably located at the upper thickness for covering the fin that side is connected with the body and height 6mm and 6-16mm.
Brief description of the drawings
Fig. 1 shows the schematic diagram of the thermoelectricity warm air air-conditioning according to the embodiment of the utility model one
Fig. 2 shows the schematic diagram of the thermo-electricity air conditioner cellular construction according to the embodiment of the utility model one
Fig. 3 shows the schematic diagram of the hot end heat exchanger structure according to the embodiment of the utility model one
Fig. 4 shows the schematic diagram of the cool end heat exchanger structure according to the embodiment of the utility model one
Reference：
1 thermoelectricity warm air air-conditioning
2 thermo-electricity air conditioner units
3 heater cores
4 air blowers
5 cool end heat exchangers
6 thermo-electric devices
7 hot end heat exchangers
8 vehicle-mounted cooling systems
9 bodies
10 water route interfaces
11 U-shaped aquaporins
Covered on 12
13 fins
14 bodies
15 water route interfaces
16 U-shaped aquaporins
Covered on 17
18 fins
19 fins.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
The purpose of this utility model is to provide a kind of thermoelectricity warm air air-conditioning hot end heat exchanger.
Thermoelectricity warm air air-conditioning is heated using electrothermal module to the liquid in hot end heat exchanger, and heat is passed by liquid Deliver to heater cores, then the air blown out by air blower brings interior space into after heater cores, it is simple in construction, energy consumption is low, It is adapted to high-power thermal source, the quickly defrosting demisting of windshield can be achieved, and comfortable seating environment is provided for passenger.Heat Electric warm air air-conditioning includes thermo-electricity air conditioner unit, air blower and heater cores；Wherein thermo-electricity air conditioner unit is by hot end heat exchanger, thermoelectricity Device and cool end heat exchanger composition.Hot end heat exchanger is connected with heater cores by pipeline, forms the first loop；Heater cores position In air-guiding aisle between air blower and in-car air outlet；Cool end heat exchanger is connected with the vehicle-mounted cooling system of electric automobile, Form second servo loop.
The utility model is a kind of adjustable electric automobile thermoelectricity warm air air-conditioning of temperature, as shown in figure 1, new according to this practicality The thermoelectricity warm air air-conditioning 1 of the embodiment of type one includes thermo-electricity air conditioner unit 2, air blower 4 and heater cores 3.Cool end heat exchanger 5, Thermo-electric device 6 and hot end heat exchanger 7 form thermo-electricity air conditioner unit 2.Specifically, the centre of thermo-electricity air conditioner unit 2 is that hot junction is changed Hot device 7, the both sides of hot end heat exchanger 7 are respectively arranged with thermo-electric device 6, and cool end heat exchanger 5 is installed in the outside of thermo-electric device 6 again.
Hot end heat exchanger 7 is connected the first loop of composition with heater cores 3 by pipeline.Heater cores 3 pass through air-guiding aisle It is connected with air blower 4, is finally connected with in-car air outlet.Wind-guiding of the heater cores 3 between air blower 4 and in-car air outlet In passage.Cool end heat exchanger 5 is connected with vehicle-mounted cooling system 8, forms second servo loop.By change thermo-electric device 6 voltage or Electric current, realize the regulation and control of air outlet temperature.By changing the voltage or electric current of the air blower, the tune of air outlet air quantity is realized Control.
Hot end heat exchanger 7 and cool end heat exchanger 5 surface is equipped with temperature sensor；Can be by changing the thermoelectricity The voltage or electric current of device, realize the regulation and control of air outlet temperature；It can be realized by changing the voltage or electric current of the air blower The regulation and control of air outlet air quantity.
The air blower 4 carries for on-board air conditioner.The heater cores 3 can be general-utility car water-cooling type heater cores.
As shown in Fig. 2 two according to the thermo-electricity air conditioner unit 2, wherein hot end heat exchanger 7 of the embodiment of the utility model one Side is equipped with thermo-electric device 6.Thermo-electric device 6 is to make framework with resin, and thermoelectric material is located in framework, two sides coating electrode, tool There is good anti-seismic performance.When applying electric current to thermo-electric device 6, thermo-electric device 6 will produce peltier effect, its both sides table Face produces heat absorption and exothermic effect respectively.
After thermo-electric device 6 is powered, the heat in cool end heat exchanger 5 is drawn in the outside of thermo-electric device 6, together with thermo-electric device 6 certainly Joule heat caused by body, is transferred to hot end heat exchanger 7 together, and the liquid in hot end heat exchanger 7 flows into heater cores after being heated 6, the air blown out by air blower is flowed through after heater cores 6 are heated, it is final import it is in-car.
That is, the heat delivery surface liberated heat of thermo-electric device 6 is first conducted to the both sides of hot end heat exchanger 7, then reach it Internal liquid, liquid are brought heat to heater cores 3 by the first loop；Air blower 4 passes through air-guiding aisle and heater cores 3 Connection, heat exchange is produced with it when the air that air blower 4 is blown out passes through heater cores 3, the air after heating is entered by air outlet Enter interior space, to play the effect of heating and defrosting-defogging.
The heat-absorbent surface of thermo-electric device 6 is bonded with cool end heat exchanger 5, at a temperature below cool end heat exchanger 5, cool end heat exchanger 5 Heat in the outer air of middle liquid and car conducts the heat delivery surface for the heat-absorbent surface of thermo-electric device 6, being finally carried to thermo-electric device 6. Cool end heat exchanger 5 is connected with vehicle-mounted cooling system 8 by pipeline, is formed second servo loop, can so be played heat pump functional, is inhaled Return the vehicle to the garage and knock off the heat carried in cooling system 8 and the outer air of car so that the COP of heating function saves energy consumption, and can drop more than 2.0 The temperature of low vehicle cooling system, improve cooling effect.
Hot end heat exchanger 7 as shown in Figure 3 is made up of body 9 and the two parts of upper lid 12.The inside of body 9 is provided with several U-shaped Aquaporin 11, in present embodiment, the width and depth of each aquaporin are 10-18mm, and the outside of body 9 is provided with two water routes Interface 10, hot end heat exchanger 7 is connected the first loop of composition with heater cores 3, so the one end of interface 10 is connected with aquaporin 11, separately One end is connected by pipeline with heater cores 3.In upper lid 12, the side being connected with body 9 is provided with several fins 13, with body group During dress, each fin 13 is located at the centre of U-shaped aquaporin 11 respectively, to strengthen the exchange capability of heat of hot end heat exchanger 7.This embodiment party In formula, the thickness and height of fin 13 are respectively 4-6mm and 6-16mm.When system works, heat is transferred to heat from thermo-electric device 6 Heat exchanger 7 is held, upper lid 12 and body 9 constitute hot end heat exchanger 7, and the above and below of thermo-electric device and hot end heat exchanger 7 all connects Touch, referring to Fig. 2, heated liquid by U-shaped aquaporin 11 and fin 13, liquid again brings heat to heater cores 3, heating stream The air of warp.
Cool end heat exchanger 5 as shown in Figure 4 is made up of body 14 and the two parts of upper lid 17.The inside of body 14 is provided with several U Type aquaporin 16, in present embodiment, the width and depth of each aquaporin are 10-18mm, and the outside of body 14 is provided with two water Road interface 15, cool end heat exchanger 5 are connected with vehicle-mounted cooling system 8, form second servo loop, so the one end of interface 15 and aquaporin 11 Connection, the other end are connected by pipeline with vehicle-mounted cooling system 8.The upper both sides of lid 17 are respectively equipped with several fins 18,19, with body During 14 assembling, each fin 18 that side is connected with body is located at the centre of U-shaped aquaporin 16 respectively.In present embodiment, wing The thickness and height of piece 18 are respectively 4-6mm and 6-16mm；The fin 19 and air contact of the upper opposite side of lid 17, to increase heat exchange Area.In present embodiment, the thickness of fin 19 is 1-3mm, is highly 5-30mm, the interval 1-5mm of two adjacent fins 19.System During system work, the heat in the outer air of vehicle-mounted cooling system 8 and car is entered by fin 18, U-shaped aquaporin 16 and fin 19 The heat-absorbent surface of thermo-electric device 6, it is finally transmitted to the heat delivery surface of thermo-electric device 6.Because the heat-absorbent surface temperature of thermo-electric device 6 is relatively low, So heat can enter cool end heat exchanger simultaneously from air and in the liquid of vehicle-mounted cooling system 8, then it is transferred to thermoelectricity device The heat-absorbent surface of part 6（It is exactly the contact surface of device and cool end heat exchanger）, eventually arrive at the heat delivery surface of thermo-electric device 6.In addition, thermoelectricity Device 6 contacts with the outer surface of body 14.
According to foregoing embodiment, inventor provides following test data, to illustrate the beneficial effects of the utility model：
With following data instance：The width and depth of U-shaped aquaporin 11 and U-shaped aquaporin 16 are 18mm；The He of fin 13 The thickness of fin 18 is 6mm, is highly 16mm；The thickness 2mm of fin 19, height 20mm, the interval of two adjacent fins 19 4mm；Water-carrying capacity is 230mL/s in the first loop that hot end heat exchanger 7 forms with heater cores 3；Cool end heat exchanger 5 with it is vehicle-mounted cold But water-carrying capacity is 350mL/s in the second servo loop that system 8 forms；The power invariability 1980W of thermo-electric device 6, the power invariability of air blower 4 35W, temperature changes with time on measurement thermoelectricity warm air air-conditioning air inlet, air outlet and heater cores 3 respectively, as shown in table 1：
Table 1.
The utility model can control heating system according to required temperature, blow out the heating of different temperatures, realize the winter Season vehicle interior temperature fast lifting and windshield quickly defrosting demisting.The utility model hot end heat exchanger and heater cores Connected, thermo-electric device liberated heat can be heated liquid in aquaporin by U-shaped aquaporin and fin, liquid by pipeline Body again brings heat to heater cores.

Claims (3)

  1. A kind of 1. thermoelectricity warm air air-conditioning hot end heat exchanger, it is characterised in that
    Including body and upper lid two parts；
    The body interior is provided with several U-shaped aquaporins, and the body exterior is provided with water route interface；
    The upper side being connected with the body of covering is provided with several fins,
    When being assembled with body, during each fin is respectively positioned in the U-shaped aquaporin in the gap of adjacent aquaporin respectively Between.
  2. A kind of 2. thermoelectricity warm air air-conditioning hot end heat exchanger as claimed in claim 1, it is characterised in that
    The width and depth of the U-shaped aquaporin are 10-18mm.
  3. A kind of 3. thermoelectricity warm air air-conditioning hot end heat exchanger as claimed in claim 1, it is characterised in that
    The thickness and height of the fin for being connected side with the body positioned at the upper lid are respectively 4-6mm and 6- 16mm。
CN201720713147.4U 2017-06-19 2017-06-19 A kind of thermoelectricity warm air air-conditioning hot end heat exchanger Active CN207072229U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720713147.4U CN207072229U (en) 2017-06-19 2017-06-19 A kind of thermoelectricity warm air air-conditioning hot end heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720713147.4U CN207072229U (en) 2017-06-19 2017-06-19 A kind of thermoelectricity warm air air-conditioning hot end heat exchanger

Publications (1)

Publication Number Publication Date
CN207072229U true CN207072229U (en) 2018-03-06

Family

ID=61513933

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720713147.4U Active CN207072229U (en) 2017-06-19 2017-06-19 A kind of thermoelectricity warm air air-conditioning hot end heat exchanger

Country Status (1)

Country Link
CN (1) CN207072229U (en)

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