CN109823137A - Coach air conditioner - Google Patents
Coach air conditioner Download PDFInfo
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- CN109823137A CN109823137A CN201910069987.5A CN201910069987A CN109823137A CN 109823137 A CN109823137 A CN 109823137A CN 201910069987 A CN201910069987 A CN 201910069987A CN 109823137 A CN109823137 A CN 109823137A
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Abstract
The present invention provides a kind of built-in coach air conditioner, comprising: frame structure (1), the frame structure (1) are built in car boot；The frame structure (1) includes superstructure (2) and understructure (3)；The superstructure (2) is equipped with towards the air outlet and return air inlet (6) in compartment, and the air outlet into compartment for blowing, and the return air inlet (6) is for sucking air in a car compartment；The understructure (3) is equipped with towards the thermovent (7) outside car body.Coach air conditioner provided by the invention, it is compact-sized using modular construction, effectively lower coach air conditioner weight and vehicle height, is conducive to the exploitation of car vehicle modeling.Air-conditioning is built in car boot, does not block car rear window, does not influence the daylighting of passenger car, and built-in design can also lower the probability of sundries entrance, reduces failure rate.
Description
Technical field
The invention belongs to vehicle air conditioning technical fields, and in particular to a kind of coach air conditioner.
Background technique
Coach air conditioner is mainly overhead type or back-positioned type in the prior art.
Overhead type air-conditioning is mounted to the roof of car, and condensation return air, air outlet are respectively positioned on roof, and sleet sky is easy to influence
Outer blower work, and be easily accessible sundries and cause failure.Due to the internally positioned car body top of the air outlet of evaporator, hot wind is not
It is easy to blow downwards, upper heat and lower cold, heating effect are poor in compartment when winter.And prominent roof after top-mounted air conditioner installation, and
Vehicle height is increased, driving windage is increased, is also had an impact to the external styling of car.The unit of back-positioned type air-conditioning is larger,
Whole tailstock spaces are often occupied, the rear window of car is blocked, and influences daylighting and permeability.
Overhead type and back-positioned type air-conditioning are all blown using single air duct, and winter heating uses upper air supply pattern, heating effect
Difference influences ride comfort.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that providing a kind of coach air conditioner, modularized design is compact-sized,
It is built in car tail portion, does not block rear window.
To solve the above-mentioned problems, the present invention provides a kind of coach air conditioner, comprising:
Frame structure, frame structure are built in car boot；
Frame structure is for installing coach air conditioner ontology.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
Preferably, frame structure includes superstructure and understructure；Superstructure is equipped with the air outlet in open car
And return air inlet, air outlet into compartment for blowing, and return air inlet is for sucking air in a car compartment；
Understructure is equipped with the thermovent outside connection car body.
Preferably, air outlet includes refrigeration air outlet and heating air outlet；The court of superstructure is arranged in refrigeration air outlet
To on the upper side in coach roof direction；And/or heating air outlet be arranged in superstructure towards before car headstock direction
On side.
Preferably, refrigeration air outlet is connected to the upper air duct on passenger car top by transition air duct；And/or heating outlet air
Mouth 5 is connected to the lower air duct of passenger car lower parts.
Preferably, return air inlet is arranged on the leading flank towards car headstock direction of superstructure.
Preferably, thermovent be arranged in understructure along the two sides of car width direction；And/or understructure
The bottom surface towards car bottom on.
Preferably, freeze there are two air outlets, be separately positioned on the upper side of superstructure along car width direction
Both ends；And/or there are two heating air outlets, it is separately positioned on the both ends along car width direction of the leading flank of superstructure；
And/or the middle part of leading flank is arranged in return air inlet.
Preferably, two refrigeration air outlets pass through the first air-valve, the second air-valve independent control outlet air respectively, and two heat out
Air port passes through third air-valve, the 4th air-valve independent control outlet air respectively.
Preferably, the lower section of car end row's seat is arranged in frame structure.
Preferably, coach air conditioner ontology includes the interior heat transfer cabin being arranged in superstructure, electrical control cabin；Further include
Heat transfer cabin outside vehicle in understructure, compressor room are set.
Preferably, electrical control cabin includes drive control device, power module, electric controller, and the setting of electrical control cabin exists
Between return air inlet and interior heat transfer cabin.
Preferably, interior heat exchanger, evaporation fan are equipped in interior heat transfer cabin, interior heat exchanger is arranged in electrical control cabin
Between evaporation fan.
Preferably, the outer heat transfer cabin of vehicle includes vehicle external heat exchanger, condensation fan, and condensation fan setting is changed outside thermovent and vehicle
Between hot device.
Preferably, compressor room includes compressor, four-way valve, electric expansion valve, compressor, four-way valve, electric expansion valve
It is mounted on vehicle bottom steelframe.
Preferably, the front towards headstock direction of superstructure is arranged in electrical control cabin, and interior heat transfer cabin setting exists
The rear portion towards headstock direction of superstructure；And/or the outer heat transfer cabin of vehicle be arranged in understructure towards behind headstock direction
The front towards headstock direction of understructure is arranged in portion, compressor room.
Preferably, interior heat exchanger, vehicle external heat exchanger, compressor are respectively connected to four-way valve, vehicle external heat exchanger and car
Heat exchanger is connected by electric expansion valve.
Preferably, understructure is additionally provided with motor heat pipe stowing, and the side of heat transfer cabin outside vehicle is arranged in motor heat pipe stowing,
For in a heating mode, recycling motor heat enhancing coach air conditioner ontology to heat.
Preferably, motor heat pipe stowing includes water cooling heat exchanger, motor radiator, water pump, expansion tank.
Preferably, vehicle external heat exchanger and electronic expansion valve series connect and compose condensation branch, a heat exchange of water cooling heat exchanger
The both ends of pipeline are separately connected the both ends of condensation branch, and another heat exchanging pipe and the motor radiator of water cooling heat exchanger are connected in parallel
Constitute motor radiating branch, motor radiating branch be connected in series water pump, motor, electric machine controller, motor radiating branch also with it is swollen
Swollen water tank connection.
Coach air conditioner provided by the invention at least have it is following the utility model has the advantages that
Coach air conditioner provided by the invention, using modular construction, vehicle total height is constant after installation, is formed and is united with car
One entirety, it is compact-sized, interior space is not influenced, space utilization rate is improved, and facilitate installation maintenance, effectively lowers
Coach air conditioner weight and vehicle height are conducive to the exploitation of car vehicle modeling.Air-conditioning is built in car boot, does not block car
Rear window does not influence the daylighting of passenger car, and built-in design can also lower the probability of sundries entrance, reduces failure rate.
Detailed description of the invention
Fig. 1 is the structure and scheme of installation of the coach air conditioner of the embodiment of the present invention；
Fig. 2 is the coach air conditioner structure front view of the embodiment of the present invention；
Fig. 3 is the coach air conditioner internal structure side view of the embodiment of the present invention；
Fig. 4 is the coach air conditioner superstructure schematic diagram of the embodiment of the present invention；
Fig. 5 is the coach air conditioner understructure schematic diagram of the embodiment of the present invention；
Fig. 6 is the coach air conditioner working principle diagram of the embodiment of the present invention.
Appended drawing reference indicates are as follows:
1, frame structure；2, superstructure；3, understructure；4, freeze air outlet；5, air outlet is heated；6, return air inlet；
7, thermovent；8, the first air-valve；9, the second air-valve；10, third air-valve；11, the 4th air-valve；12, end row seat；13, car changes
Hot cabin；14, electrical control cabin；15, the outer heat transfer cabin of vehicle；16, compressor room；17, vehicle external heat exchanger；18, condensation fan；19, it presses
Contracting machine；20, gas-liquid separator；21, evaporation fan；22, four-way valve；23, electric expansion valve；24, motor heat pipe stowing；25, water
Cold heat exchanger；26, motor radiator；27, water pump；28, expansion tank；30, motor；31, electric machine controller；32, water cooling throttles
Valve；33, interior heat exchanger；34, vehicle bottom steelframe；35, transition air duct；36, upper air duct；37, lower air duct；38, evaporation fan
Mounting rack；39, condensation fan mounting rack.
Specific embodiment
In conjunction with referring to shown in Fig. 1 to Fig. 6, a kind of coach air conditioner, comprising: frame structure 1, frame structure 1 are built in car
In boot；Frame structure 1 is for installing coach air conditioner ontology.
Car boot is the intracorporal cabin of car tail portion lower half vehicle, positioned at the portion of the lower section of car vehicle rear window to car bottom plate
Position, may extend into forward the rear wall in compartment or the lower section of vehicle seat.
Coach air conditioner provided in an embodiment of the present invention, using modular construction, vehicle total height is constant after installation, with car
Unified entirety is formed, it is compact-sized, interior space is not influenced, improves space utilization rate, and facilitate installation maintenance, effectively
Ground lowers coach air conditioner weight and vehicle height, is conducive to the exploitation of car vehicle modeling.Air-conditioning is built in car boot, is not hidden
Car rear window is kept off, does not influence the daylighting of passenger car, built-in design can also lower the probability of sundries entrance, reduce failure
Rate.
Frame structure 1 includes superstructure 2 and understructure 3；The air outlet and return that superstructure 2 is equipped in open car
Air port 6, air outlet into compartment for blowing, and return air inlet 6 is for sucking air in a car compartment；Understructure 3 is equipped with connection car body
Outer thermovent 7.
In the present embodiment, air outlet includes refrigeration air outlet 4 and heating air outlet 5；The setting of air outlet 4 of freezing is tied on upper layer
On the upper side towards coach roof direction of structure 2；And/or heating air outlet 5 be arranged in superstructure 2 towards passenger car
On the leading flank in head direction.
Further, refrigeration air outlet 4 is connected to the upper air duct 36 on passenger car top by transition air duct 35, passes through upper air duct
36 provide cold wind to entire compartment.The lower air duct 37 that air outlet 5 is connected to passenger car lower part is heated, by lower air duct 37 to entire
Compartment provides hot wind.It, can one centrifugation of setting behind driver position if headstock air output is less than normal since air outlet is arranged in the tailstock
Blower enhances wind pressure, increases compartment front air output.
Double air ducts of the present embodiment are divulged information, and adjust air-out direction, winter heating's pattern switching lower air duct according to different mode
Air-supply, reduces the interior temperature difference, and cooling in summer pattern switching upper air duct is sent point, utilizes limited space, improves vehicle interior temperature and be distributed
Uniformity solves the problems, such as temperature distributing disproportionation, and head of passenger and foot's temperature difference are can be controlled within 2 DEG C, logical compared to single air duct
The car of wind has preferable ride comfort.
Further, freeze air outlet 4 there are two, be separately positioned on the upper side of superstructure 2 along car width side
To both ends；And/or heating air outlet 5 there are two, be separately positioned on the leading flank of superstructure 2 along car width direction
Both ends.Two refrigeration air outlets 4 pass through the first air-valve 8, the 9 independent control outlet air of the second air-valve, two heating air outlets 5 respectively
Pass through third air-valve 10, the 11 independent control outlet air of the 4th air-valve respectively.
The present embodiment can realize individually control to the air-valve of left and right four, realize that difference is sent up and down under different operating conditions
Wind especially can effectively improve winter quantity of hot air and concentrate on that compartment top, compartment temperature of lower is low, the head of passenger foot temperature difference is big
The problem of.
It is accustomed in conjunction with Duct design in car, the junction in the air duct inside air-conditioner air outlet can be set in air-valve, in this way
Air outlet is changed to two by four air outlets in left and right, and heating refrigeration mode unifies air outlet, by the open and close control of air-valve in air duct
It is said from upper air duct or leeward, the present invention can also be used in the car of not upper and lower Duct design in this way.
In the present embodiment, return air inlet 6 is arranged on the leading flank towards car headstock direction of superstructure 2, it is preferred that
The middle part of leading flank is arranged in return air inlet 6.Return air stream is back in return air inlet 6 in the middle part of car, with upper air duct 36 or leeward
Road 37 forms good internal circulation system.
In the present embodiment, the lower section of car end row's seat 12 is arranged in frame structure 1, does not influence seat arrangement in compartment
In the case of realize completely concealed installation.If 17 volume of vehicle external heat exchanger is too small to cause heat pump ability inclined since space is limited
It is small, the lower edge of 1 height of frame structure to end row's seat 12 can be increased, end row's seat 12 is directly installed in frame structure 1,
The height that end row's seat 12 can also suitably be increased, to increase the volume of vehicle external heat exchanger 17.
In the present embodiment, coach air conditioner ontology includes the interior heat transfer cabin 13 being arranged in superstructure 2, electrical control cabin
14；It further include that setting understructure 3 includes vehicle outer heat transfer cabin 15, compressor room 16.Electrical control cabin 14 is arranged in superstructure 2
The front towards headstock direction, the rear portion towards headstock direction of superstructure 2 is arranged in interior heat transfer cabin 13；And/or vehicle
The rear portion towards headstock direction of understructure 3 is arranged in outer heat transfer cabin 15, and the direction of understructure 3 is arranged in compressor room 16
The front in headstock direction.
Electrical control cabin 14 includes drive control device, power module, electric controller, and electrical control cabin 14 is arranged in return air
Between mouth 6 and interior heat transfer cabin 13.Indoor wind passes through electrical control cabin 14 by return air inlet 6, is electric-controlled using remaining cooling capacity
Cabin 14 processed cools down.Interior heat exchanger 33, evaporation fan 21 are equipped in interior heat transfer cabin 13, interior heat exchanger 33 is arranged in electric-controlled
Between cabin 14 processed and evaporation fan 21.Evaporation fan 21 is mounted on evaporation fan mounting rack 38.The outer heat transfer cabin 15 of vehicle includes vehicle
External heat exchanger 17, condensation fan 18, condensation fan 18 are arranged between thermovent 7 and vehicle external heat exchanger 17.
Thermovent 7 be arranged in understructure 3 along the two sides of car width direction and/or the direction of understructure 3
On the bottom surface of car bottom.Condensation fan 18 is arranged in the case where vehicle external heat exchanger 17 is from the tailstock to vehicle and two sides heat dissipation.Condensation fan
18 are mounted on condensation fan mounting rack 39.Air flows through the vehicle external heat exchanger 17 on rear side of vehicle external heat exchanger 17, using
Condensation fan 18 is blown out, and is radiated by the thermovent 7 of lower part and two sides to outside vehicle.Compared to condensation fan 18 to vehicle external heat exchanger
The radiating modes of 17 blowings, more evenly, heat dissipation effect is more preferable, can reach for 17 Temperature Distribution of vehicle external heat exchanger in the present embodiment
Reduce the purpose of energy consumption.
In the present embodiment, compressor room 16 includes compressor 19, gas-liquid separator 20, four-way valve 22, electric expansion valve 23,
Compressor 19, gas-liquid separator 20, four-way valve 22, electric expansion valve 23 are mounted on vehicle bottom steelframe 34.Utilize car body bottom
Space between portion's steelframe 34 is as large area air-out passage.For winter ultralow-temperature operation conditions, is enhanced using enthalpy-increasing compressor and made
Thermal energy power.
In the present embodiment, interior heat exchanger 33, vehicle external heat exchanger 17, compressor 19, gas-liquid separator 20 are respectively connected to
Four-way valve 22, vehicle external heat exchanger 17 and interior heat exchanger 33 are connected by electric expansion valve 23, compressor 19 and gas-liquid separator
20 connections.
In the present embodiment, understructure 3 is additionally provided with motor heat pipe stowing 24, and the setting of motor heat pipe stowing 24 exchanges heat outside vehicle
The side in cabin 15.Motor water cooling cooling system, motor heat pipe stowing 24 and the outer heat transfer cabin 15 of vehicle are placed in motor heat pipe stowing 24
Block form arrangement is compact, the car boot installation requirement suitable for narrow space.And may be implemented to concentrate heat management, in visitor
Vehicle air-conditioning is under heating mode, and recycling motor heat enhances coach air conditioner ontology heating capacity, and reaching reduces energy consumption, reduces knot
White frequency improves the purpose of vehicle continuation of the journey.Motor water cooling cooling system also is used as secondary vehicle external heat exchanger, further increases outside vehicle
The front face area of heat exchanger 17 enhances refrigerating capacity.
In preferred embodiment, motor heat pipe stowing 24 includes water cooling heat exchanger 25, motor radiator 26, water pump 27, swollen
Swollen water tank 28.Vehicle external heat exchanger 17 and electric expansion valve 23, which are connected in series, constitutes condensation branch, a heat exchange of water cooling heat exchanger 25
The both ends of pipeline be separately connected condensation branch both ends, and by water cooling throttle valve 32 control on-off, water cooling heat exchanger 25 it is another
One heat exchanging pipe and motor radiator 26, which are connected in parallel, constitutes motor radiating branch, motor radiating branch series connection water pump 27,
Motor 30, electric machine controller 31, motor radiating branch are also connect with expansion tank 28.
Under refrigeration mode, refrigerant is swollen by electronics from the process four-way valve 22 of compressor 19 to 17 heat release of vehicle external heat exchanger
Swollen valve 23 returns to interior heat exchanger 33 and freezes to car.First air-valve 8, the second air-valve 9 are closed, third air-valve 10, the 4th air-valve
11 open, and cold air blows to upper air duct 36 from refrigeration air outlet 4, and by upper air duct 36, cold air is blown from roof into compartment, and freeze body
It tests preferably.
Under heating mode, refrigerant comes out from compressor 19, arrives interior heat exchanger 33 by four-way valve 22 and heats to car.
First air-valve 8, the second air-valve 9 are opened, and third air-valve 10, the 4th air-valve 11 are closed, and hot gas comes out from interior heat exchanger 33 to be passed through
Heating air outlet 5 is blown into lower air duct 37.By lower air duct 37, hot gas is blown to car from compartment bottom, realizes ground heating type heating.
In order to enhance heating capacity, it is divided into two-way after can also coming out refrigerant from interior heat exchanger 33, all the way directly
It is exchanged heat by economizer, another way reaches economizer heat exchange after throttling by electric expansion valve 23, enter increasing by tonifying Qi circuit
Second-compressed is carried out after enthalpy compressor and refrigerant gas combination cooling, heating capacity can be increased, reduces discharge superheat,
To enhance heating capacity.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.Above only
It is the preferred embodiment of the present invention, it is noted that for those skilled in the art, do not departing from this hair
Under the premise of bright technical principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as guarantor of the invention
Protect range.
Claims (19)
1. a kind of coach air conditioner characterized by comprising
Frame structure (1), the frame structure (1) are built in car boot；
The frame structure (1) is for installing coach air conditioner ontology.
2. coach air conditioner according to claim 1, which is characterized in that the frame structure (1) include superstructure (2) and
Understructure (3)；
The superstructure (2) is equipped with air outlet and return air inlet (6) in open car, and the air outlet into compartment for sending
Wind, the return air inlet (6) is for sucking air in a car compartment；
The understructure (3) is equipped with the thermovent (7) outside connection car body.
3. coach air conditioner according to claim 1, which is characterized in that the air outlet includes refrigeration air outlet (4) and makes
Hot air outlet (5)；Upper side towards coach roof direction of refrigeration air outlet (4) setting in the superstructure (2)
On；And/or heating air outlet (5) is arranged on the leading flank towards car headstock direction of the superstructure (2).
4. coach air conditioner according to claim 2, which is characterized in that the refrigeration air outlet (4) passes through transition air duct
(35) it is connected to the upper air duct (36) on passenger car top；And/or under heating air outlet (5) connection passenger car lower part
Air duct (37).
5. coach air conditioner according to claim 1, which is characterized in that the return air inlet (6) is arranged in the superstructure
(2) on the leading flank towards car headstock direction.
6. coach air conditioner according to claim 1, which is characterized in that the thermovent (7) is arranged in the understructure
(3) along the two sides of car width direction；And/or on the bottom surface towards car bottom of the understructure (3).
7. coach air conditioner according to claim 2, which is characterized in that there are two the refrigeration air outlets (4), is respectively set
At the both ends along car width direction of the upper side of the superstructure (2)；And/or the heating air outlet (5) has two
It is a, it is separately positioned on the both ends along car width direction of the leading flank of the superstructure (2)；And/or the return air inlet
(6) middle part of the leading flank is set.
8. coach air conditioner according to claim 6, which is characterized in that described two refrigeration air outlets (4) are respectively by the
One air-valve (8), the second air-valve (9) independent control outlet air, two heating air outlets (5) pass through third air-valve (10), the 4th respectively
Air-valve (11) independent control outlet air.
9. coach air conditioner according to claim 1, which is characterized in that frame structure (1) setting arranges seat at car end
The lower section of chair (12).
10. -8 any coach air conditioner according to claim 1, which is characterized in that the coach air conditioner ontology includes setting
Interior heat transfer cabin (13), electrical control cabin (14) in the superstructure (2)；It further include being arranged in the understructure
(3) in includes vehicle outer heat transfer cabin (15), compressor room (16).
11. coach air conditioner according to claim 9, which is characterized in that the electrical control cabin (14) includes drive control
Device, power module, electric controller, electrical control cabin (14) setting is in the return air inlet (6) and the interior heat transfer cabin
(13) between.
12. coach air conditioner according to claim 9, which is characterized in that changed in the car heat transfer cabin (13) equipped with car
Hot device (33), evaporation fan (21), the car heat exchanger (33) are arranged in the electrical control cabin (14) and the evaporation wind
Between machine (21).
13. coach air conditioner according to claim 9, which is characterized in that the outer heat transfer cabin (15) of the vehicle includes exchanging heat outside vehicle
Device (17), condensation fan (18), the condensation fan (18) setting the thermovent (7) and the vehicle external heat exchanger (17) it
Between.
14. coach air conditioner according to claim 9, which is characterized in that the compressor room (16) include compressor (19),
Four-way valve (22), electric expansion valve (23), the compressor (19), four-way valve (22), electric expansion valve (23) are mounted on car body
In bottom steel frame (34).
15. any coach air conditioner of 0-13 according to claim 1, which is characterized in that electrical control cabin (14) setting
In the front towards headstock direction of the superstructure (2), the car heat transfer cabin (13) is arranged in the superstructure (2)
The rear portion towards headstock direction；And/or the vehicle outer heat transfer cabin (15) setting in the understructure (3) towards headstock
The rear portion in direction, the compressor room (16) are arranged in the front towards headstock direction of the understructure (3).
16. coach air conditioner according to claim 14, which is characterized in that the car heat exchanger (33), vehicle external heat exchanger
(17), compressor (19) is respectively connected to the four-way valve (22), the vehicle external heat exchanger (17) and the interior heat exchanger
(33) it is connected by the electric expansion valve (23).
17. coach air conditioner according to claim 14, which is characterized in that the understructure (3) is additionally provided with motor heat pipe
The side of heat transfer cabin (15) is arranged outside the vehicle in stowing (24), the motor heat pipe stowing (24), is used in a heating mode,
Recycle the enhancing coach air conditioner ontology heating of motor heat.
18. coach air conditioner according to claim 16, which is characterized in that the motor heat pipe stowing (24) includes that water cooling is changed
Hot device (25), motor radiator (26), water pump (27), expansion tank (28).
19. coach air conditioner according to claim 17, which is characterized in that the vehicle external heat exchanger (17) and the electronics are swollen
Swollen valve (23), which is connected in series, constitutes condensation branch, and the both ends of a heat exchanging pipe of the water cooling heat exchanger (25) are separately connected described
The both ends of branch are condensed, another heat exchanging pipe of the water cooling heat exchanger (25) and the motor radiator (26) are connected in parallel structure
At motor radiating branch, water pump (27), motor (30), electric machine controller (31), motor radiating is connected in series in motor radiating branch
Branch is also connect with expansion tank (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910069987.5A CN109823137B (en) | 2019-01-24 | 2019-01-24 | Air conditioner for passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910069987.5A CN109823137B (en) | 2019-01-24 | 2019-01-24 | Air conditioner for passenger car |
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| CN109823137B CN109823137B (en) | 2021-06-15 |
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ID=66862492
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| CN201910069987.5A Active CN109823137B (en) | 2019-01-24 | 2019-01-24 | Air conditioner for passenger car |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109733159A (en) * | 2019-02-19 | 2019-05-10 | 珠海格力电器股份有限公司 | Built-in air conditioner inside the vehicle |
| CN111674236A (en) * | 2020-06-29 | 2020-09-18 | 珠海格力电器股份有限公司 | Air conditioning duct system, air conditioning system and transportation tool |
| CN111942104A (en) * | 2020-08-10 | 2020-11-17 | 珠海格力电器股份有限公司 | Air duct conversion structure, air supply system, automobile air conditioner, control method of automobile air conditioner and automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109733159A (en) * | 2019-02-19 | 2019-05-10 | 珠海格力电器股份有限公司 | Built-in air conditioner inside the vehicle |
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| CN111942104A (en) * | 2020-08-10 | 2020-11-17 | 珠海格力电器股份有限公司 | Air duct conversion structure, air supply system, automobile air conditioner, control method of automobile air conditioner and automobile |
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