CN209381735U - A kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner - Google Patents
A kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner Download PDFInfo
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- CN209381735U CN209381735U CN201822048618.1U CN201822048618U CN209381735U CN 209381735 U CN209381735 U CN 209381735U CN 201822048618 U CN201822048618 U CN 201822048618U CN 209381735 U CN209381735 U CN 209381735U
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Abstract
The utility model relates in a kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner embodiment, the pedestal including being divided into two chambers, the cold source circulatory system, electric-control system, blower fan system and the top cover being fixed on pedestal；The cold source circulatory system includes the horizontal type scroll frequency-changeable compressor connected by system pipeline, high-pressure pressure sensor, commutation four-way valve, outdoor heat exchanger, device for drying and filtering, expansion valve, indoor heat exchanger, low-pressure sensor and gas-liquid separator；Blower fan system includes the outdoor fan being equipped with outdoor heat exchanger, the indoor fan being equipped with indoor heat exchanger；Horizontal type scroll frequency-changeable compressor, commutation four-way valve, device for drying and filtering, expansion valve, gas-liquid separator and electric-control system are set to first chamber, and outdoor fan, indoor fan, outdoor heat exchanger and indoor heat exchanger are set to second chamber.High heat-transfer performance cold source can be applicable in by implementing the utility model, can be reduced the power consumption of air-conditioning, be improved the cruising ability of pure electric coach.
Description
Technical field
The utility model relates to integral new-energy passenger technical fields, more specifically to a kind of pure electric coach overhead type
Pump type heat convertible frequency air-conditioner.
Background technique
As the car of major public transportation tool, air-conditioning is typically mounted at car top position, so being also overhead type air-conditioning.
Traditional car, the power of air-conditioning are to provide by engine, then pass through pipeline for the compressor part of air-conditioning and overhead type air-conditioning
Other components connect to form interior circulation, realize the refrigeration of air-conditioning, dehumidify, change the functions such as wind.The overhead type air-conditioning of traditional car can
To realize refrigerating function, the function of heating but cannot achieve.Appearance of the country to new-energy automobile subsidy policy has also driven new
The fast development of energy automobile.Current, air-conditioning becomes standard configuration, pure electric coach air-conditioning substantially on pure electric coach
Power provided by pure electric coach power battery, it has also become the second largest energy consumption equipment except pure electric coach driving motor.
Therefore, higher requirement proposed to the power consumption of pure electric coach air-conditioning, the air-conditioning system of high weight and low-energy-efficiency can not
Adapt to the demand of pure electric coach.
Nowadays, domestic Ji Jia coach air conditioner producer releases the production of pure electric coach overhead type hot pump-type convertible frequency air-conditioner successively
Product, using existing R407C chiller refrigeration system, heat transfer property is poor, especially under worst cold case, refrigerant system unit
Volume refrigerating capacity has dropped.Existing R407C chiller refrigeration system product lacks Primary Component simultaneously, for high refrigerating capacity
The pure electric coach air-conditioning of demand can not require, while operation power consumption is also higher under high-frequency load.Equally in heating work
Under condition, traditional R407C refrigerant system heating capacity is unable to satisfy the demand of heating in passenger car, generally takes increasing in industry
Add the mode of PTC electricity auxiliary heating to heat is provided in passenger car, so that the power consumption of coach air conditioner increases, leads to pure electric vehicle
The course continuation mileage of car is decayed.
Utility model content
The technical problem to be solved by the present invention is to provide one for the above-mentioned prior art defect of the prior art
Kind pure electric coach overhead type hot pump-type convertible frequency air-conditioner.
The technical scheme adopted by the utility model to solve the technical problem is as follows: constructing a kind of pure electric coach overhead type hot
Pump-type convertible frequency air-conditioner is fixed on the cold source circulatory system on the pedestal, automatically controlled system including including being divided into the pedestals of two chambers
System, blower fan system and top cover；
The cold source circulatory system includes the horizontal type scroll frequency-changeable compressor connected by system pipeline, high-pressure sensing
Device, commutation four-way valve, outdoor heat exchanger, device for drying and filtering, expansion valve, indoor heat exchanger, low-pressure sensor and gas-liquid point
From device；The blower fan system includes the outdoor fan being equipped with the outdoor heat exchanger, is cooperated with the indoor heat exchanger
The indoor fan of setting；
The horizontal type scroll frequency-changeable compressor, commutation four-way valve, device for drying and filtering, expansion valve, gas-liquid separator and described
Electric-control system is set to first chamber, the outdoor fan, the indoor fan, the outdoor heat exchanger and the indoor heat exchange
Device is set to second chamber.
Preferably, the pedestal is integral aluminum alloy pedestal.
Preferably, the integral aluminum alloy pedestal is welded or riveted by lightweight aluminum profile and aluminium sheet.
Preferably, the outdoor heat exchanger uses integrated flat structure or V-type separate structure, the outdoor fan setting
At the top of V-type outdoor heat exchanger.
Preferably, the expansion valve includes external-balancing thermal expansion valve or electric expansion valve.
Preferably, the indoor heat exchanger is using windowing piece；And/or the outdoor heat exchanger uses corrugated plate.
Preferably, the outdoor fan and indoor fan are stepless speed regulation DC fan.
Preferably, the outdoor heat exchanger and/or the indoor heat exchanger use 7mm small caliber inner screw thread efficient heat conducting tube
And hydrophilic aluminium foil.
Preferably, the device for drying and filtering includes the filter of two-way flow.
Preferably, the horizontal type scroll frequency-changeable compressor, commutation four-way valve, gas-liquid separator, device for drying and filtering, expansion
Valve, outdoor heat exchanger and indoor heat exchanger be respectively use R410A refrigerant compressor, commutation four-way valve, gas-liquid separator,
Device for drying and filtering, expansion valve, outdoor heat exchanger and indoor heat exchanger.
A kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner for implementing the utility model, has the advantages that
It can be applicable in high heat-transfer performance cold source, the power consumption of air-conditioning can be reduced, improve the cruising ability of pure electric coach.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is a kind of structural schematic diagram of pure electric coach overhead type hot pump-type convertible frequency air-conditioner of the utility model；
Fig. 2 is a kind of first operation schematic diagram of pure electric coach overhead type hot pump-type convertible frequency air-conditioner of the utility model；
Fig. 3 is a kind of second operation schematic diagram of pure electric coach overhead type hot pump-type convertible frequency air-conditioner of the utility model；
Fig. 4 is a kind of diagrammatic cross-section of pure electric coach overhead type hot pump-type convertible frequency air-conditioner of the utility model.
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed
Illustrate specific embodiment of the present utility model.
As shown in Figure 1, Figure 2 and Figure 3, real in a kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner of the utility model
It applies in example, including including being divided into the pedestals 100 of two chambers, is fixed on the cold source circulatory system 200 on pedestal 100, automatically controlled system
System 300, blower fan system 400 and top cover 500；The cold source circulatory system 200 includes the horizontal type scroll frequency conversion connected by system pipeline
Compressor 201, high-pressure pressure sensor 202, commutation four-way valve 203, outdoor heat exchanger 204, device for drying and filtering 205, expansion valve
206 and indoor heat exchanger 207, low-pressure sensor 208 and gas-liquid separator 209；Blower fan system 400 includes changing with outdoor
The outdoor fan 402 that hot device 204 is equipped with, the indoor fan 401 being equipped with indoor heat exchanger 207；Horizontal type scroll becomes
Frequency compressor 201, commutation four-way valve 203, device for drying and filtering 205, expansion valve 206, gas-liquid separator 209 and electric-control system 300
It is set to first chamber 101, outdoor fan 402, indoor fan 401, outdoor heat exchanger 204 and indoor heat exchanger 207 are set to
Second chamber 102.Specifically, pedestal 100 can be divided into left and right two chambers, wherein electric-control system 300 and the cold source circulatory system
Horizontal type scroll frequency-changeable compressor 201, commutation four-way valve 203, gas-liquid separator 209, device for drying and filtering 205, expansion valve in 200
206 wait outdoor of the concentrated settings in a chamber of the side of pedestal 100, blower fan system 400 and the cold source circulatory system 200 to change
A chamber of the other side of pedestal 100 is arranged in hot device 204, indoor heat exchanger 207；The cold source circulatory system 200 is horizontal whirlpool
Revolve frequency-changeable compressor 201, commutation four-way valve 203, outdoor heat exchanger 204, indoor heat exchanger 207, device for drying and filtering 205, gas-liquid
It is linked together between 206 device of separator 209 and expansion valve by pipeline fitting and forms the following in its circulation for middle cold source
Loop back path.During operation of air conditioner, is switched by the movement for the four-way valve 203 that commutates, make indoor heat exchanger 207, mentioned in summer
Supply cold wind, winter provide hot wind, are transported in pure electric coach compartment by indoor fan 401, to realize air conditioner heat pump work
Energy.Horizontal type scroll frequency-changeable compressor 201 can be adapted for high performance refrigerant herein, this is sentenced compresses in horizontal type scroll frequency conversion
R410A refrigerant is used in machine 201；Commutation four-way valve 203, gas-liquid separator 209, device for drying and filtering in its circulation loop
205, expansion valve 206, outdoor heat exchanger 204 and indoor heat exchanger 207 are respectively the commutation four-way valve using R410A refrigerant
203, gas-liquid separator 209, device for drying and filtering 205, expansion valve 206, outdoor heat exchanger 204 and indoor heat exchanger 207.Commutation four
203 side of port valve is connected with 201 exhaust pipe of horizontal type scroll frequency-changeable compressor, 201 air-breathing of side and horizontal type scroll frequency-changeable compressor
Pipe is connected, and in addition two sides are connected with the inlet tube of outdoor heat exchanger 204 and indoor heat exchanger 207 respectively；Pedestal 100 is aluminium alloy
Skeleton and aluminium sheet assemble, and have the characteristics that light-weight.The corresponding position of indoor heat exchanger 207 and outdoor heat exchanger 204 point
It is not provided with indoor fan 401 and outdoor fan 402, indoor heat exchanger 207 and the combination of indoor fan 401 form in-vehicle air gas
Stream circulation, outdoor heat exchanger 204 and the combination of outdoor fan 402 form outdoor air airflow circulating.
Further, pedestal 100 is integral aluminum alloy pedestal.Specifically, pedestal 100 is carried out integrated design, have
Help reduce product weight and even volume out, meets pure electric coach technology development course.Further, integral aluminum alloy bottom
Seat is welded or riveted by lightweight aluminum profile and aluminium sheet.
Further, outdoor as shown in figure 4, outdoor heat exchanger 204 uses integrated flat structure or V-type separate structure
The top of V-type outdoor heat exchanger 204 is arranged in blower 402.Specifically, outside pure electric coach overhead type hot pump-type convertible frequency air-conditioner room
Heat exchanger 204V type design drawing.Pure electric coach overhead type hot pump-type convertible frequency air-conditioner is divided into external heat exchange by middle partition 501
System 505 (including outdoor heat exchanger 204 and outdoor fan 402) and inner thermal-exchange system 503 (including indoor heat exchanger 207
With indoor fan 401).Outdoor heat exchanger 204 in the cold source circulatory system 200 is arranged at V-shape, in V-shape outdoor heat exchanger
204 centre is provided with outdoor fan 402.
Further, expansion valve 206 includes external-balancing thermal expansion valve or electric expansion valve.Expansion valve 206 can pass through
Electric-control system 300 is driven to control the flowing velocity of cold source in the cold source circulatory system 200 so that temperature control is requiring
In range.
Further, indoor heat exchanger 207 is using windowing piece；And/or outdoor heat exchanger 204 uses corrugated plate.Specifically
The shape and structure of 204 fin of indoor heat exchanger 207 and outdoor heat exchanger through reasonable settings improves heat exchanger effectiveness.This
Outside, outdoor heat exchanger 204 and/or indoor heat exchanger 207 use 7mm small caliber inner screw thread efficient heat conducting tube, and fin can also be with
Using hydrophilic aluminium foil.
Further, outdoor fan 402 and indoor fan 401 are stepless speed regulation DC fan.Specifically, by outdoor
Blower 402 and the progress of indoor fan 401 can be energy saving to achieve the effect that with continuous speed adjustment.
Further, device for drying and filtering 205 includes the filter of two-way flow.
Referring to Fig. 2 and Fig. 3, a kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner of the utility model is carried out detailed
Job description.When needing cold wind in pure electric coach, the R410A refrigerant flow direction in the cold source circulatory system 200 is horizontal
In Scroll Inverter Compressor exhaust pipe-room commutation four-way valve 203- outdoor heat exchanger 204- device for drying and filtering 205- expansion valve 206-
Heat exchanger 207- commutates 201 air intake duct of four-way valve 203- horizontal type scroll frequency-changeable compressor, the R410A system in indoor heat exchanger 207
The expanded throttling of valve 206 of cryogen is the liquid of low-temp low-pressure, is carried out with the air in pure electric coach through indoor heat exchanger 207
Heat exchanges, and is transported in passenger car after the air cooling-down in car by indoor fan 401, to realize in passenger car
The effect of air cooling-down.When needing hot wind in pure electric coach, the R410A refrigerant flow direction in the cold source circulatory system 200 is
Horizontal type scroll frequency-changeable compressor exhaust pipe-commutation four-way valve 203- indoor heat exchanger 207- device for drying and filtering 205- expansion valve 206-
Outdoor heat exchanger 204- commutates 201 air intake duct of four-way valve 203- horizontal type scroll frequency-changeable compressor, in indoor heat exchanger 207
R410A refrigerant is that the gas of high temperature and pressure is exchanged by indoor heat exchanger 207 with the air progress heat in pure electric coach,
It is transported in passenger car after air heating in car by indoor fan 401, to realize air heating in passenger car
Effect.
Furthermore the work of blower fan system 400, when freezing to pure electric coach, atmospheric air by external air inlet 504 into
Enter by outdoor heat exchanger 204, pass through 402 row of outdoor fan into atmospheric air after carrying out heat exchange with outdoor heat exchanger 204,
The refrigerant in outdoor heat exchanger 204 becomes liquid from gas at this time.Inside air air inlet 502 in passenger car enters,
By indoor heat exchanger 207, in-vehicle air carries out heat with indoor evaporator and exchanges, and evaporation endothermic is realized in indoor evaporator,
401 row of indoor fan will be passed through after air cooling-down in passenger car into passenger car, to realize cooling in passenger car
Effect.When being heated to pure electric coach, atmospheric air by external air inlet into and through outdoor heat exchanger 204, with room
External heat exchanger 204 is evaporated heat absorption and is arranged Cryogenic air into atmosphere by outdoor fan 402, in outdoor heat exchanger 204
Refrigerant becomes gas from liquid.In the case where air-conditioning heating, the inside air air inlet in passenger car enters, by room
Interior heat exchanger 207, in-vehicle air carry out heat with indoor evaporator and exchange, and the high temperature in indoor evaporator is passed through indoor fan
401 are transported in passenger car, to realize the effect of heating in passenger car.
It should be understood that above embodiments only express preferred embodiments of the present invention, describe more specific
With it is detailed, but it should not be understood as limiting the scope of the patent of the utility model；It should be pointed out that for this field
Those of ordinary skill for, without departing from the concept of the premise utility, can to above-mentioned technical characterstic carry out freely
Combination, various modifications and improvements can be made, and these are all within the protection scope of the present invention；Therefore, all practical with this
The equivalents and modification that novel scope of the claims is done, should belong to the covering scope of the utility model claims.
Claims (10)
1. a kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner, which is characterized in that the pedestal including being divided into two chambers
(100), be fixed on the cold source circulatory system (200) on the pedestal (100), electric-control system (300), blower fan system (400) and
Top cover (500)；
The cold source circulatory system (200) includes the horizontal type scroll frequency-changeable compressor (201) connected by system pipeline, commutation four
Port valve (203), high-pressure pressure sensor (202), outdoor heat exchanger (204), device for drying and filtering (205), expansion valve (206), room
Interior heat exchanger (207), low-pressure sensor (208) and gas-liquid separator (209)；The blower fan system (400) includes and institute
State the outdoor fan (402) that outdoor heat exchanger (204) is equipped with, the interior being equipped with the indoor heat exchanger (207)
Blower (401)；
The horizontal type scroll frequency-changeable compressor (201), commutation four-way valve (203), device for drying and filtering (205), expansion valve (206),
Gas-liquid separator (209) and the electric-control system (300) are set to first chamber (101), the outdoor fan (402), described
Indoor fan (401), the outdoor heat exchanger (204) and the indoor heat exchanger (207) are set to second chamber (102).
2. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that the pedestal
It (100) is integral aluminum alloy pedestal.
3. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 2, which is characterized in that the monoblock type
Aluminum alloy base is welded or riveted by lightweight aluminum profile and aluminium sheet.
4. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that the outdoor is changed
Hot device (204) uses integrated flat structure or V-type separate structure, and the outdoor fan (402) is arranged in V-type outdoor heat exchanger
(204) top.
5. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that the expansion valve
It (206) include external-balancing thermal expansion valve or electric expansion valve.
6. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that the interior is changed
Hot device (207) is using windowing piece；And/or the outdoor heat exchanger (204) uses corrugated plate.
7. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that the outdoor wind
Machine (402) and indoor fan (401) are stepless speed regulation DC fan.
8. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that the outdoor is changed
Hot device (204) and/or the indoor heat exchanger (207) use 7mm small caliber inner screw thread efficient heat conducting tube and hydrophilic aluminium foil.
9. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that described dried
Filter (205) includes the filter of two-way flow.
10. pure electric coach overhead type hot pump-type convertible frequency air-conditioner according to claim 1, which is characterized in that described horizontal
Scroll Inverter Compressor (201), commutation four-way valve (203), gas-liquid separator (209), device for drying and filtering (205), expansion valve
(206), outdoor heat exchanger (204) and indoor heat exchanger (207) are respectively compressor, the commutation four-way using R410A refrigerant
Valve (203), gas-liquid separator (209), device for drying and filtering (205), expansion valve (206), outdoor heat exchanger (204) and indoor heat exchange
Device (207).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822048618.1U CN209381735U (en) | 2018-12-06 | 2018-12-06 | A kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822048618.1U CN209381735U (en) | 2018-12-06 | 2018-12-06 | A kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN209381735U true CN209381735U (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822048618.1U Active CN209381735U (en) | 2018-12-06 | 2018-12-06 | A kind of pure electric coach overhead type hot pump-type convertible frequency air-conditioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901335A (en) * | 2019-11-08 | 2020-03-24 | 珠海格力电器股份有限公司 | Variable frequency type parking air conditioner |
| CN111295084A (en) * | 2020-03-11 | 2020-06-16 | 西安工程大学 | Indirect evaporative cooling air conditioning unit using condenser and evaporator |
-
2018
- 2018-12-06 CN CN201822048618.1U patent/CN209381735U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901335A (en) * | 2019-11-08 | 2020-03-24 | 珠海格力电器股份有限公司 | Variable frequency type parking air conditioner |
| CN111295084A (en) * | 2020-03-11 | 2020-06-16 | 西安工程大学 | Indirect evaporative cooling air conditioning unit using condenser and evaporator |
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