CN109910549A - A kind of air-conditioning system for electric vehicle - Google Patents
A kind of air-conditioning system for electric vehicle Download PDFInfo
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- CN109910549A CN109910549A CN201910267063.6A CN201910267063A CN109910549A CN 109910549 A CN109910549 A CN 109910549A CN 201910267063 A CN201910267063 A CN 201910267063A CN 109910549 A CN109910549 A CN 109910549A
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- air
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- conditioning system
- carbon fiber
- electric vehicle
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Abstract
The invention discloses a kind of air-conditioning systems for electric vehicle, including rack, evaporator, heater and exhaust fan, the rack is equipped with the installation cavity with the air inlet and vertically disposed air outlet being obliquely installed, evaporator and heater are tilted respectively and are vertically disposed in installation cavity, and respectively correspond the inside side for being fitted in air inlet and air outlet, exhaust fan is placed on the outside of installation cavity, and the air inlet of exhaust fan is fitted in the outside side of the air outlet.The present invention uses based on carbon fiber heating material, and carbon fiber heaters itself possess higher heating efficiency, and it is few to consume energy, and comprehensive energy efficiency ratio reaches above, and heating unit meets the heat demand of vehicle according to vehicle and heating capacity size design matching carbon fiber power.Evaporator is in tilted layout by the present invention, can effectively less installation space so that the structure of entire air-conditioning system is more compact.
Description
Technical field:
The present invention relates to a kind of air-conditioning systems for electric vehicle.
Background technique:
Orthodox car heating is to make main heating source with cooling water of internal combustion engine.Now the automobile driven using motor is to motor
Cooling is to use natural cooling or water-cooling system, but cooling water temperature, substantially between 40-55 degrees Celsius, such temperature is to electronic
Automobile winter compartment warm wind is difficult to realize, therefore changes in temperature one air-conditioning has biggish necessity to electric car use in winter, from
And improve passenger comfort and windshield water mist phenomenon raising vehicle safety.
Pure electric automobile heater is all heated using PTC in addition to motor water cooling formula to warm oneself at present.And it is electrically heated
Power is substantially all in 3KW or more, and power consumption heating continuous in this way substantially reduces the continual mileage of ground electric car, approaches
The 20% of clear consumption total electricity.Although compartment heating is resolved, this electric vehicle important indicator of continual mileage is unable to reach maximum
Change, and use independent burning formula heating installation, purpose reaches, can pollutant produce, to not meet environmental requirement.Separately
Outside, the evaporator in pure electric automobile is the structure arranged vertically at present, and evaporator is that required installation space is big, causes structure
It is not compact.
Summary of the invention:
The present invention is to provide a kind of air-conditioning system for electric vehicle to solve the above-mentioned problems of the prior art.
The technical solution adopted in the present invention has: a kind of air-conditioning system for electric vehicle, including rack, evaporator, heating
Device and exhaust fan, the rack are equipped with the installation cavity with the air inlet and vertically disposed air outlet being obliquely installed, evaporation
Device and heater are tilted respectively and are vertically disposed in installation cavity, and respectively correspond the inside one for being fitted in air inlet and air outlet
Side, exhaust fan is placed on the outside of installation cavity, and the air inlet of exhaust fan is fitted in the outside side of the air outlet;The heater
Including heat dissipation element, carbon fiber heating silk, ceramic substrate and high temperature wire, the ceramic substrate is equipped with sky
Chamber, carbon fiber heating silk is placed in the cavity and both ends are drawn outside ceramic substrate, carbon fiber heating silk and ceramic base
Piece forms a heating unit, is arranged in the installation cavity of rack to several heat dissipation element parallel side-by-sides, heating unit is connected to two
Carbon fiber heating silk between adjacent heat radiation element, and in heating unit is electrically connected to each other by high temperature wire.
Further, the air of the air-conditioning system heating or refrigeration passes through air inlet sucking, sucks air through evaporating
Cooling air, is discharged into electric car by the channel in heater by exhaust fan by device refrigeration;Or sucking air passes through steaming
The channel in device is sent out, the air of heating is discharged into electric car by heated device heating by exhaust fan.
Further, the both ends of the installation cavity are arranged in the air inlet in the rack and air outlet, between the two shape
Be in line channel, and the height of installation cavity is adapted with heater height.
Further, the rack includes upper housing and the lower case that is connected to below upper housing, upper housing and lower case
Between form the installation cavity;The lower case side is inclined surface, which is equipped with the first rectangular notch, the first rectangle
The air inlet being obliquely installed described in notch and upper housing respective side composition;It is opposite with air inlet on the upper housing and lower case
Side on be respectively equipped with the second rectangular notch and third rectangular notch, described in the second rectangular notch and third rectangular notch are constituted
Vertically disposed air outlet.
Further, the upper housing is equipped with confined planes, is equipped with condensed water guidance cavity, and lower case in lower case bottom end
Correspond to the first rectangular notch position on bottom face equipped with the limiting stand for evaporator positioning, upper housing and the fixed company of lower case
After connecing, confined planes contact at evaporator on limiting stand.
Further, the ceramic substrate is made of the plate body that two pieces of one sides are respectively equipped with vallecular cavity, and two boards
Vallecular cavity on body is symmetrical arranged, and after there is two boards body the side of vallecular cavity to be bonded to each other, two vallecular cavities form the cavity.
Further, the vallecular cavity is rectangle vallecular cavity, and rectangle vallecular cavity upper end is equipped with two leads being connected to rectangle vallecular cavity
Chamber;Carbon fiber heating silk in each ceramic substrate is introduced outside rectangle vallecular cavity by two lead chambers, and in rectangle vallecular cavity
The wavy bending of carbon fiber.
Further, the heat dissipation element is made of aluminium alloy screen.
Further, it is fixedly connected between the heat dissipation element and ceramic substrate by heat-conducting glue.
Further, the heater further includes installation frame, and heat dissipation element and heating unit are both secured to installation frame
It is interior;Installation frame be it is rectangular-shaped, installation frame and be located at exhaust fan suction opening side be equipped with several air-out grooves;In installing frame
The outer wall of frame is equipped with fixed ear.
The invention has the following beneficial effects:
1) evaporator is in tilted layout by the present invention, exists so that at the top of evaporator and bottom is corresponding at the top of heater and bottom
In same plane, can effectively less installation space so that the structure of entire air-conditioning system is more compact.
2) cold air duct is integrated in together with hot-flow flue in air-conditioning system of the present invention, using a channel, realizes sucking air
Refrigeration or heating so that structure is more compact.
3) present invention uses based on carbon fiber heating material, and carbon fiber heaters itself possess higher heating efficiency, and
And energy consumption is few, comprehensive energy efficiency ratio reaches above, and heating unit is full according to vehicle and heating capacity size design matching carbon fiber power
The heat demand of sufficient vehicle.
4) carbon fiber heating silk is done thermally conductive by heat dispersion substrate of ceramics and aluminium alloy screen, ceramic substrate not only heat transfer
The thermal efficiency is high, and insulated enclosure is preferable, and high temperature resistant, service life is also higher, and cost and manufacturing process are lower safe and reliable,
It can make the control of air-conditioner air outlet temperature between 27 DEG C~55 DEG C when heating, the temperature for making compartment temperature control be suitable in human body glue
In range.
5) efficiency of the present invention is relatively high, and the power consumption of heating capacity 3000W is in 400W or so, and comprehensive energy efficiency ratio is 6 or more.
Detailed description of the invention:
Fig. 1 and Fig. 2 is structure of the invention figure.
Fig. 3 and Fig. 4 is the structure chart of rack in the present invention.
Fig. 5 is the structure chart of heater in the present invention.
Fig. 6 is the structure chart of carbon fiber heating silk in the present invention.
Fig. 7 is structure chart of the carbon fiber heating silk in ceramic substrate in the present invention.
Fig. 8 is the structure chart of installation frame in the present invention.
Specific embodiment:
The present invention will be further described below with reference to the drawings.
Such as Fig. 1 to Fig. 8, a kind of air-conditioning system for electric vehicle of the present invention, including rack 6, evaporator 7, heater and pumping
Blower 8, rack 6 are equipped with installation cavity 60, are respectively equipped with air inlet and air outlet on two opposite sides in rack 6, into
Air port is obliquely installed, and air outlet is vertically arranged.Evaporator 7 and heater are tilted and are vertically disposed in installation cavity 60 respectively, and
Evaporator 7 and heater respectively correspond the inside side for being fitted in air inlet and air outlet, and exhaust fan 8 is placed in outside installation cavity 60
Side, and the air inlet of exhaust fan is fitted in the outside side of the air outlet.
(center of air inlet and the center of air outlet exist on beeline channel for air inlet and air outlet setting in rack 6
On sustained height).The height of installation cavity 60 is adapted with heater height, the inclination fitting air outlet setting of evaporator 7.
Rack 6 includes upper housing 61 and the lower case 62 for being connected to the lower section of upper housing 61, upper housing 61 and lower case 62 it
Between form the installation cavity 60.
The one side of lower case 62 is bevel structure, and the first rectangular notch 600, the first rectangular notch are equipped on inclined-plane
600 constitute the air inlet being obliquely installed with 61 respective side of upper housing.The upper housing 61 and lower case 62 opposite with air inlet
The second rectangular notch and third rectangular notch of rectangle are respectively equipped on side, the second rectangular notch and third rectangular notch are constituted
The vertically disposed air outlet.
Upper housing 61 and lower case are connected by fixed block 63, and fixed block 63 is placed in the combination of upper housing 61 and lower case 62
Place is threadedly coupled screw in fixed block 63, upper housing 61 is fixedly connected with lower case 62.
Confined planes 610 are equipped on upper housing 61, which constitutes the inclination with the first rectangular notch 600 and set
The air inlet set.Limiting stand 620 is equipped in the inner chamber bottom surface of lower case 62, after upper housing 61 is fixedly connected with lower case 62,
Confined planes 610 contact at evaporator 7 on limiting stand 620.Evaporator 7 is bonded inclined-plane setting, and the bottom end of evaporator 7 contacts at down
On shell 62, top is contacted on upper housing 61.
It is equipped with condensed water guidance cavity 625 in 62 bottom end of lower case, which is cone-shaped structure, cold
Condensate guidance cavity 625 connects a guiding tube.
The air of air-conditioning system heating or refrigeration passes through air inlet sucking, and sucking air freezes through evaporator 7, by adding
Cooling air is discharged into electric car by the channel in hot device by exhaust fan 8;Or sucking air passes through leading in evaporator 7
The air of heating is discharged into electric car by road, heated device heating by exhaust fan 8.
Cold air duct is integrated in together with hot-flow flue in air-conditioning system of the present invention, using a channel, realizes sucking air
Refrigeration or heating, so that structure is more compact.
Since the present invention is heated using carbon fiber heating silk 21, calorific value is big, as long as therefore the size of heater accomplish
180x143x33mm then leads to the system of evaporator 7 if being made into the size of evaporator 7 as the size of heater
Cold effect is not achieved required by use, therefore the size of evaporator 7 is significantly larger than the size of heater.When installing evaporator 7, this
Evaporator 7 is in tilted layout by invention, so that 7 top of evaporator and bottom correspondence are at the top of heater and bottom same flat
In face, can effectively less installation space so that the structure of entire air-conditioning system is more compact.
Heater in the present invention includes that heat dissipation element 1, carbon fiber heating silk 21, ceramic substrate 3 and high temperature are led
Line 4.It is equipped with cavity in ceramic substrate 3, carbon fiber heating silk 21 is placed in the cavity and ceramic substrate 3 is drawn at both ends
Outside, carbon fiber heating silk 21 and ceramic substrate 3 collectively constitute heating unit 2.Several 1 parallel side-by-sides of heat dissipation element it is arranged
In installation cavity 60, and it is adjacent between heat dissipation element 1 and is formed with installation gap, a heating is set in each installation gap
Unit 2, the carbon fiber heating silk 21 between adjacent heating unit 2 are mutually concatenated by high temperature wire 4.
The plate body that ceramic substrate 3 in the present invention is respectively equipped with vallecular cavity 30 by two pieces forms, the slot on two boards body
Chamber 30 is symmetrical arranged, and after there is two boards body the side of vallecular cavity 30 to be bonded to each other, two vallecular cavities 30 form the cavity.
Vallecular cavity 30 is rectangle vallecular cavity 30, and 30 upper end of rectangle vallecular cavity is equipped with two lead chambers being connected to rectangle vallecular cavity 30;Often
Carbon fiber heating silk 21 in one ceramic substrate 3 is introduced outside rectangle vallecular cavity 30 by two lead chambers, and in rectangle vallecular cavity 30
The wavy bending of carbon fiber.
The present invention can also set a carbon fiber heating silk 21 in every plate body, form ceramic base in plate body in this way
After piece 3, just there are two separate insulation with insulated paint between two carbon fiber heating silks 21 of carbon fiber heating silk 21(for cavity), in this way
Calorific value can be further increased.
Carbon fiber heating silk 21 is sealed in ceramic substrate 3, between ceramic substrate 3 and carbon fiber heating silk 21
There is no an air gap, guarantee the possibility of non-oxidation when 21 heating temperature of carbon fiber heating silk is excessively high, heat by ceramic substrate 3 and
Heat-conducting glue is transferred on heat dissipation element 1, then the release of even heat passes through the exhausting of PWM control on entire heating unit 2
Heat is transported to interior by machine 8.
Heat dissipation element 1 is grid plate structure, is made of aluminium alloy, good heat dissipation effect.It is equipped on the outer wall of heat dissipation element 1
Temperature sensor.Heating unit 2 is monitored by temperature sensor.
To be easily installed, heater is provided with installation frame 5, and heat dissipation element 1 and heating unit 2 are both secured to installation frame
In 5.Installation frame 5 be it is rectangular-shaped, on the outer wall of installation frame 5 be equipped with fixed ear 51.In installation frame 5 and it is located at exhaust fan
8 suction opening side is equipped with several air-out grooves 50.
The present invention uses based on carbon fiber heating material, and carbon fiber heaters itself possess higher heating efficiency, and
Energy consumption is few, and comprehensive energy efficiency ratio reaches 6 or more.Heating unit 2 is full according to vehicle and heating capacity size design matching carbon fiber power
The heat demand of sufficient vehicle.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
It for member, can also make several improvements without departing from the principle of the present invention, these improvement also should be regarded as of the invention
Protection scope.
Claims (10)
1. a kind of air-conditioning system for electric vehicle, it is characterised in that: including rack (6), evaporator (7), heater and exhaust fan
(8), the rack (6) is equipped with the installation cavity (60) with the air inlet and vertically disposed air outlet being obliquely installed, evaporation
Device (7) and heater are tilted and are vertically disposed at respectively in installation cavity (60), and are respectively corresponded and be fitted in air inlet and air outlet
Inside side, exhaust fan (8) is placed on the outside of installation cavity (60), and the air inlet of exhaust fan (8) is fitted in the air outlet
Outside side;The heater includes that heat dissipation element (1), carbon fiber heating silk (21), ceramic substrate (3) and high temperature are led
Line (4), the ceramic substrate (3) are equipped with cavity, and carbon fiber heating silk (21) is placed in the cavity and pottery is drawn at both ends
Outside, carbon fiber heating silk (21) and ceramic substrate (3) composition one heating unit (2), several heat dissipations are first for porcelain conductive substrate (3)
Part (1) parallel side-by-side it is arranged in the installation cavity (60) of rack (6), heating unit (2) is connected to two adjacent heat dissipation elements (1)
Between, and the carbon fiber heating silk (21) in heating unit (2) is electrically connected to each other by high temperature wire (4).
2. air-conditioning system for electric vehicle as described in claim 1, it is characterised in that: the air-conditioning system heating or refrigeration
Air passes through air inlet sucking, and sucking air freezes through evaporator (7), will by exhaust fan (8) by the channel in heater
Cooling air is discharged into electric car;Or sucking air, by the channel in evaporator (7), heated device heating is by exhausting
The air of heating is discharged into electric car by machine (8).
3. air-conditioning system for electric vehicle as described in claim 1, it is characterised in that: air inlet on the rack (6) and
The both ends of the installation cavity are arranged in air outlet, form beeline channel, and the height and heater of installation cavity (60) between the two
Height is adapted.
4. air-conditioning system for electric vehicle as described in claim 1, it is characterised in that: the rack (6) includes upper housing
(61) and the lower case (62) that is connected to below upper housing (61), the installation is formed between upper housing (61) and lower case (62)
Chamber (60);Lower case (62) side is inclined surface, which is equipped with the first rectangular notch (600), the first rectangular channel
The air inlet being obliquely installed described in mouth (600) and upper housing (61) respective side composition;The upper housing (61) and lower case
(62) the second rectangular notch and third rectangular notch, the second rectangular notch and are respectively equipped on the side opposite with air inlet
Three rectangular notches constitute the vertically disposed air outlet.
5. air-conditioning system for electric vehicle as claimed in claim 4, it is characterised in that: the upper housing (61) is equipped with limit
Face (610) is equipped with condensed water guidance cavity in lower case (62) bottom end, and corresponds to the first rectangular channel on lower case (62) bottom face
Mouth (600) position is equipped with the limiting stand (620) for evaporator (7) positioning, and upper housing (61) is fixedly connected with lower case (62)
Afterwards, confined planes (610) contact at evaporator (7) on limiting stand (620).
6. air-conditioning system for electric vehicle as described in claim 1, it is characterised in that: the ceramic substrate (3) is by two
Block one side is respectively equipped with the plate body composition of vallecular cavity (30), and the vallecular cavity (30) on two boards body is symmetrical arranged, two boards body tool
After having the side of vallecular cavity (30) to be bonded to each other, two vallecular cavities (30) form the cavity.
7. air-conditioning system for electric vehicle as claimed in claim 6, it is characterised in that: the vallecular cavity (30) is rectangle vallecular cavity
(30), and rectangle vallecular cavity (30) upper end is equipped with two lead chambers being connected to rectangle vallecular cavity (30);In each ceramic substrate
Carbon fiber heating silk (21) introduces rectangle vallecular cavity (30) outside by two lead chambers, and the carbon fiber in rectangle vallecular cavity (30) is in wave
Shape bending.
8. air-conditioning system for electric vehicle as described in claim 1, it is characterised in that: the heat dissipation element (1) is by aluminium alloy
Screen is made.
9. air-conditioning system for electric vehicle as described in claim 1, it is characterised in that: the heat dissipation element (1) is led with ceramics
Hot radical piece is fixedly connected between (3) by heat-conducting glue.
10. air-conditioning system for electric vehicle as described in claim 1, it is characterised in that: the heater further includes installing frame
Frame (5), heat dissipation element (1) and heating unit (2) are both secured in installation frame (5);Installation frame (5) be it is rectangular-shaped, pacifying
Frame up frame (5) and be located at exhaust fan (8) suction opening side be equipped with several air-out grooves (50);On the outer wall of installation frame (5)
Equipped with fixed ear (51).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910267063.6A CN109910549A (en) | 2019-04-03 | 2019-04-03 | A kind of air-conditioning system for electric vehicle |
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CN201910267063.6A CN109910549A (en) | 2019-04-03 | 2019-04-03 | A kind of air-conditioning system for electric vehicle |
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CN109910549A true CN109910549A (en) | 2019-06-21 |
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CN201910267063.6A Pending CN109910549A (en) | 2019-04-03 | 2019-04-03 | A kind of air-conditioning system for electric vehicle |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1530247A (en) * | 2003-03-14 | 2004-09-22 | 三电有限公司 | Air-conditioner for vehicle |
CN103123153A (en) * | 2012-11-15 | 2013-05-29 | 柳州易舟汽车空调有限公司 | Mini-type mobile machinery shop air-conditioner |
CN103277831A (en) * | 2013-04-27 | 2013-09-04 | 薛玉起 | Single-pipe series-connection electric-heating carbon fiber infrared-radiation intelligent heating system |
CN103762397A (en) * | 2014-01-21 | 2014-04-30 | 安徽江淮汽车股份有限公司 | Battery cooling and heating device for electric automobile |
FR3001184A1 (en) * | 2013-01-24 | 2014-07-25 | Valeo Systemes Thermiques | Heating, ventilating and/or air conditioning device for providing cooling air for car's passenger compartment, has composite material maintaining rigid structure, and including material forming structure for support of phase change material |
CN104129256A (en) * | 2013-11-17 | 2014-11-05 | 柳州易舟汽车空调有限公司 | Electric automobile air conditioner |
CN106658783A (en) * | 2016-12-28 | 2017-05-10 | 平湖市科苑技术服务有限公司 | Heating device of instant-heating carbon fiber electric heating air conditioner |
CN209756717U (en) * | 2019-04-03 | 2019-12-10 | 嘉远新能源技术有限公司 | Air conditioning system for electric automobile |
-
2019
- 2019-04-03 CN CN201910267063.6A patent/CN109910549A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1530247A (en) * | 2003-03-14 | 2004-09-22 | 三电有限公司 | Air-conditioner for vehicle |
CN103123153A (en) * | 2012-11-15 | 2013-05-29 | 柳州易舟汽车空调有限公司 | Mini-type mobile machinery shop air-conditioner |
FR3001184A1 (en) * | 2013-01-24 | 2014-07-25 | Valeo Systemes Thermiques | Heating, ventilating and/or air conditioning device for providing cooling air for car's passenger compartment, has composite material maintaining rigid structure, and including material forming structure for support of phase change material |
CN103277831A (en) * | 2013-04-27 | 2013-09-04 | 薛玉起 | Single-pipe series-connection electric-heating carbon fiber infrared-radiation intelligent heating system |
CN104129256A (en) * | 2013-11-17 | 2014-11-05 | 柳州易舟汽车空调有限公司 | Electric automobile air conditioner |
CN103762397A (en) * | 2014-01-21 | 2014-04-30 | 安徽江淮汽车股份有限公司 | Battery cooling and heating device for electric automobile |
CN106658783A (en) * | 2016-12-28 | 2017-05-10 | 平湖市科苑技术服务有限公司 | Heating device of instant-heating carbon fiber electric heating air conditioner |
CN209756717U (en) * | 2019-04-03 | 2019-12-10 | 嘉远新能源技术有限公司 | Air conditioning system for electric automobile |
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