CN214564593U - New forms of energy electric automobile front end cooling system - Google Patents
New forms of energy electric automobile front end cooling system Download PDFInfo
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- CN214564593U CN214564593U CN202120805565.2U CN202120805565U CN214564593U CN 214564593 U CN214564593 U CN 214564593U CN 202120805565 U CN202120805565 U CN 202120805565U CN 214564593 U CN214564593 U CN 214564593U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model discloses a new forms of energy electric automobile front end cooling system, including low temperature water tank and the condenser that is located the automobile body front deck, the condenser inserts vehicle air conditioner refrigerating system, and condenser one side is equipped with the electron fan, and low temperature water tank inserts motor and electrical control module cooling tube way, and inside coolant liquid passageway and the refrigerant passageway that contains interval arrangement of low temperature water tank, the inside coolant liquid passageway and the motor of low temperature water tank and electrical control module cooling tube way intercommunication, low temperature water tank refrigerant passageway insert vehicle air conditioner refrigerating system. The utility model provides a present low temperature water tank body amasss and occupies the problem that front end space and low temperature water tank body amasss little unable timely cooling to under the ultra-high temperature environment condition, can force the refrigeration cooling.
Description
Technical Field
The utility model relates to a new forms of energy electric automobile front end cooling system.
Background
At present, the front end cooling module of a new energy electric automobile mainly comprises: the electric vehicle runs for a long time, the low-temperature water tank is started and continuously passes through circulating cooling liquid, the circulating cooling liquid circularly flows through a cooling pipeline of the motor and electric appliance control module and the low-temperature water tank, the circulating cooling liquid absorbs heat generated by the work of the motor and electric appliance control module, and then the circulating cooling liquid exchanges heat with external air through the low-temperature water tank and enables the temperature of the vehicle to be constant.
According to the scheme, the low-temperature water tank meets the requirement that the electric automobile runs for a long time, because the temperature of the motor and the electric appliance control module is continuously increased, if the temperature reaches thermal balance, the required volume of the low-temperature water tank can occupy the front end space greatly, and if the volume of the low-temperature water tank is small, the motor and the electric appliance control module cannot be cooled in time, so that the electric automobile generates high-temperature alarm in the high-speed running process, and the automobile is limited in speed. Under the condition of ultra-high temperature in individual regions, the low-temperature water tank cannot effectively cool the motor and the control module and loses the function.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a new forms of energy electric automobile front end cooling system solves the problem that present low temperature water tank body is amasss to occupy front end space and the long-pending little unable timely cooling of low temperature water tank body to under the ultra-temperature environmental condition, can force the refrigeration cooling.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a new forms of energy electric automobile front end cooling system, is including low temperature water tank and the condenser that is located the automobile body front deck, and the condenser inserts vehicle air conditioner refrigerating system, and condenser one side is equipped with the electron fan, and low temperature water tank inserts motor and electrical control module cooling tube way, inside coolant liquid passageway and the refrigerant passageway that contains the interval arrangement of low temperature water tank, the inside coolant liquid passageway and the motor of low temperature water tank and electrical control module cooling tube way intercommunication, the inside refrigerant passageway of low temperature water tank inserts vehicle air conditioner refrigerating system.
Furthermore, the cooling pipeline of the motor and electric appliance control module comprises a main driving motor cooling branch and a rear driving motor cooling branch which are arranged in parallel, the main driving motor cooling branch comprises a main driving motor cooling water jacket and a main driving motor controller cooling water jacket which are communicated in sequence, the rear driving motor cooling branch comprises a rear driving motor cooling water jacket and a rear driving motor controller cooling water jacket which are communicated in sequence, outlet ends of the main driving motor cooling branch and the rear driving motor cooling branch are respectively connected with a cooling liquid inlet of a cooling liquid channel inside the low-temperature water tank, and inlet ends of the main driving motor cooling branch and the rear driving motor cooling branch are connected with a cooling liquid outlet of the cooling liquid channel inside the low-temperature water tank through a three-way valve.
Furthermore, the main driving motor cooling branch and the rear driving motor cooling branch are both provided with electronic water pumps.
Further, the automobile air-conditioning refrigeration system comprises an electric compressor, a refrigerant inlet of the electric compressor is communicated with a first port of a four-way valve a, a second port of the four-way valve a is communicated with a refrigerant outlet of a refrigerant channel in the low-temperature water tank, a third port of the four-way valve a is communicated with a first port of the four-way valve b through an electronic expansion valve, a fourth port of the four-way valve a is communicated with a refrigerant outlet of an evaporator, a refrigerant inlet of the evaporator is communicated with a fourth port of the four-way valve b through the electronic expansion valve, a refrigerant inlet of the refrigerant channel in the low-temperature water tank is communicated with a second port of the four-way valve b through the electronic expansion valve, a third port of the four-way valve b is communicated with a refrigerant outlet of a condenser, and a refrigerant inlet of the condenser is communicated with a refrigerant outlet of the electric compressor.
Furthermore, the automobile air-conditioning refrigeration system is coupled with a battery cooling pipeline through a battery cooler.
Furthermore, the battery cooler internally comprises a cooling liquid channel and a cooling medium channel which are arranged at intervals, the cooling liquid channel inside the battery cooler is connected to a battery cooling pipeline, and the cooling medium channel inside the battery cooler is connected to an automobile air conditioner refrigeration system.
Furthermore, a refrigerant inlet of a refrigerant channel inside the battery cooler is communicated with a first port of the four-way valve b through an electronic expansion valve, and a refrigerant outlet of the refrigerant channel inside the battery cooler is communicated with a third port of the four-way valve a.
Furthermore, the battery cooling pipeline comprises a water heating PTC, an electronic water pump and a power battery cooling water channel, a coolant outlet of a coolant channel in the battery cooler is communicated with a water inlet of the water heating PTC, a water outlet of the water heating PTC is communicated with a water inlet of the power battery cooling water channel through the electronic water pump, and a coolant outlet of the power battery cooling water channel is communicated with a coolant inlet of the coolant channel in the battery cooler.
Has the advantages that: by adopting the front-end cooling system of the new-energy electric automobile, the cooling pipelines of the motor and the electric appliance control module are coupled with the automobile air-conditioning refrigeration system through the low-temperature water tank, so that the refrigerant of the refrigerant channel in the low-temperature water tank is refrigerated forcibly, and the cooling liquid in the low-temperature water tank is cooled, thus the occupied space of the low-temperature water tank can be reduced, and the motor and the electric appliance control module can be effectively cooled; and the problem that the low-temperature water tank cannot effectively cool the motor and the control module under the condition of ultrahigh temperature in individual regions can be solved.
Drawings
Fig. 1 is a schematic structural view of a front end cooling system of a new energy electric vehicle according to the present invention;
fig. 2 is an appearance schematic diagram of the low temperature water tank.
In the figure: 1-four-way valve a; 2-a low-temperature water tank; 3-main driving motor cooling water jacket; 4-main drive motor controller cooling water jacket; 5, an electronic water pump; 6-rear driving motor cooling water jacket; 7-driving a motor controller cooling water jacket after the motor controller is started; 8-an electric compressor; 9-a condenser; 10-electronic fan; 11-four-way valve b; 12-an electronic expansion valve; 13-a battery cooler; 14-water heating PTC; 15-power battery cooling water channels; 16-coolant inlet; 17-a coolant outlet; 18-a refrigerant inlet; 19-refrigerant outlet; 20-three-way valve; 21-evaporator.
The specific implementation mode is as follows:
the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, the utility model discloses a new forms of energy electric automobile front end cooling system, including low temperature water tank 2 and the condenser 9 that is located the automobile body front deck, condenser 9 inserts vehicle air conditioner refrigerating system, and condenser 9 one side is equipped with electronic fan 10, and low temperature water tank 2 inserts motor and electrical control module cooling tube way, and low temperature water tank 2 is inside to contain interval arrangement's coolant liquid passageway and coolant channel, and the inside coolant liquid passageway of low temperature water tank communicates with motor and electrical control module cooling tube way, and the inside coolant channel of low temperature water tank inserts vehicle air conditioner refrigerating system.
The cooling pipeline of the motor and electrical appliance control module comprises a main driving motor cooling branch and a rear driving motor cooling branch which are arranged in parallel, the main driving motor cooling branch comprises a main driving motor cooling water jacket 3 and a main driving motor controller cooling water jacket 4 which are sequentially communicated, the rear driving motor cooling branch comprises a rear driving motor cooling water jacket 6 and a rear driving motor controller cooling water jacket 7 which are sequentially communicated, as shown in fig. 1 and 2, outlet ends of the main driving motor cooling branch and the rear driving motor cooling branch are respectively connected with a cooling liquid inlet 16 of a cooling liquid channel in the low-temperature water tank, and inlet ends of the main driving motor cooling branch and the rear driving motor cooling branch are connected with a cooling liquid outlet 17 of the cooling liquid channel in the low-temperature water tank through a three-way valve 20. And the electronic water pumps 5 are arranged on the main driving motor cooling branch and the rear driving motor cooling branch.
The automobile air-conditioning refrigeration system comprises an electric compressor 8, a refrigerant inlet of the electric compressor 8 is communicated with a first port of a four-way valve a1, a second port of the four-way valve a1 is communicated with a refrigerant outlet of a refrigerant channel in the low-temperature water tank 2, a third port of the four-way valve a1 is communicated with a first port of a four-way valve b11 through an electronic expansion valve 12, a fourth port of the four-way valve a1 is communicated with a refrigerant outlet of an evaporator 21, a refrigerant inlet of the evaporator 21 is communicated with a fourth port of a four-way valve b11 through the electronic expansion valve 12, a refrigerant inlet of the refrigerant channel in the low-temperature water tank 2 is communicated with a second port of a four-way valve b11 through the electronic expansion valve 12, a third port of the four-way valve b11 is communicated with a refrigerant outlet of a condenser 9, and a refrigerant inlet of the condenser 9 is communicated with a refrigerant outlet of the electric compressor 8.
The vehicle air conditioning refrigeration system is coupled to the battery cooling circuit via a battery cooler 13. The battery cooler 13 internally comprises a cooling liquid channel and a cooling medium channel which are arranged at intervals, the cooling liquid channel inside the battery cooler 13 is connected to a battery cooling pipeline, and the cooling medium channel inside the battery cooler 13 is connected to an automobile air-conditioning refrigeration system. The concrete connection structure is as follows: the refrigerant inlet of the refrigerant passage inside the battery cooler 13 is communicated with the first port of the four-way valve b11 through the electronic expansion valve 12, and the refrigerant outlet of the refrigerant passage inside the battery cooler 13 is communicated with the third port of the four-way valve a 1.
The battery cooling pipeline comprises a water heating PTC14, an electronic water pump 5 and a power battery cooling water channel 15, a coolant outlet of a coolant channel inside the battery cooler 13 is communicated with a water inlet of the water heating PTC14, a water outlet of the water heating PTC14 is communicated with a water inlet of the power battery cooling water channel 15 through the electronic water pump 5, and a water outlet of the power battery cooling water channel 15 is communicated with a coolant inlet of the coolant channel inside the battery cooler 13.
In the driving process of the electric automobile at normal temperature, the motor and the electric appliance control module are only cooled through the motor and the electric appliance control module cooling pipeline to dissipate heat, if the low-temperature water tank is too small in volume due to the space problem of the front cabin of the automobile body and cannot meet normal heat dissipation, the electric compressor 8 can be opened to allow a refrigerant to be introduced into a refrigerant channel inside the low-temperature water tank, and the cooling liquid inside the low-temperature water tank is cooled, so that the problem that the low-temperature water tank occupies large space can be solved, and the motor and the electric appliance control module can be effectively cooled.
In the running process of the electric automobile in a high-temperature environment, an automobile cockpit air conditioner is started, and an automobile air conditioner refrigeration system is started through an electronic expansion valve, so that the air conditioner refrigeration system works normally; the battery cooling pipeline is detected according to the internal temperature of the battery, the set temperature is reached, the automobile air-conditioning refrigeration system starts a refrigeration function through an electronic expansion valve, an electronic water pump of the battery cooling pipeline is started, the battery cooling pipeline starts to work, the water heating PTC does not work during the work, and only serves as a cooling liquid channel, and a refrigerant of the automobile air-conditioning refrigeration system is introduced into the cooling liquid channel inside the battery cooler to cool the cooling liquid inside the battery cooler; the motor and electric appliance control module cannot effectively reduce the temperature of the motor and electric appliance control module due to overhigh external temperature and heat exchange between the low-temperature water tank and the outside, and a cooling pipeline of the motor and electric appliance control module starts a refrigeration function through an electronic expansion valve; the refrigerant of the automobile air-conditioning refrigeration system is introduced into the refrigerant channel inside the low-temperature water tank to cool the cooling liquid inside the low-temperature water tank, so that the cooling effect is achieved, if the electric automobile without the refrigerant channel is difficult to run in a high-temperature environment for a long time, the automobile air-conditioning refrigeration system, the battery cooling pipeline, the motor and the electric appliance control module cooling pipeline control the three systems to work simultaneously through the electronic expansion valve, and the normal working mode of the three systems is achieved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a new forms of energy electric automobile front end cooling system, is including low temperature water tank and the condenser that is located the automobile body front deck, and the condenser inserts vehicle air conditioner refrigerating system, and condenser one side is equipped with the electron fan, and low temperature water tank inserts motor and electrical control module cooling pipeline, its characterized in that: the cooling system is characterized in that the low-temperature water tank internally comprises a cooling liquid channel and a refrigerant channel which are arranged at intervals, the cooling liquid channel in the low-temperature water tank is communicated with a cooling pipeline of the motor and the electric appliance control module, and the refrigerant channel in the low-temperature water tank is connected to the automobile air conditioner refrigeration system.
2. The front end cooling system of the new energy electric vehicle as claimed in claim 1, wherein: the cooling pipeline of the motor and electrical appliance control module comprises a main driving motor cooling branch and a rear driving motor cooling branch which are arranged in parallel, the main driving motor cooling branch comprises a main driving motor cooling water jacket and a main driving motor controller cooling water jacket which are communicated in sequence, the rear driving motor cooling branch comprises a rear driving motor cooling water jacket and a rear driving motor controller cooling water jacket which are communicated in sequence, the outlet ends of the main driving motor cooling branch and the rear driving motor cooling branch are respectively connected with a cooling liquid inlet of a cooling liquid channel inside the low-temperature water tank, and the inlet ends of the main driving motor cooling branch and the rear driving motor cooling branch are connected with a cooling liquid outlet of the cooling liquid channel inside the low-temperature water tank through a three-way valve.
3. The front end cooling system of the new energy electric vehicle as claimed in claim 2, wherein: and the main driving motor cooling branch and the rear driving motor cooling branch are both provided with electronic water pumps.
4. The front end cooling system of the new energy electric vehicle as claimed in claim 1, wherein: the automobile air conditioner refrigerating system comprises an electric compressor, wherein a refrigerant inlet of the electric compressor is communicated with a first port of a four-way valve a, a second port of the four-way valve a is communicated with a refrigerant outlet of a refrigerant channel in a low-temperature water tank, a third port of the four-way valve a is communicated with a first port of the four-way valve b through an electronic expansion valve, a fourth port of the four-way valve a is communicated with a refrigerant outlet of an evaporator, a refrigerant inlet of the evaporator is communicated with a fourth port of the four-way valve b through the electronic expansion valve, a refrigerant inlet of the refrigerant channel in the low-temperature water tank is communicated with a second port of the four-way valve b through the electronic expansion valve, a third port of the four-way valve b is communicated with a refrigerant outlet of a condenser, and a refrigerant inlet of the condenser is communicated with a refrigerant outlet of the electric compressor.
5. The front end cooling system of the new energy electric vehicle as claimed in claim 4, wherein: the automobile air conditioner refrigerating system is coupled with the battery cooling pipeline through the battery cooler.
6. The front end cooling system of the new energy electric vehicle as claimed in claim 5, wherein: the battery cooler is internally provided with a cooling liquid channel and a cooling medium channel which are arranged at intervals, the cooling liquid channel inside the battery cooler is connected to a battery cooling pipeline, and the cooling medium channel inside the battery cooler is connected to an automobile air conditioner refrigerating system.
7. The front end cooling system of the new energy electric vehicle as claimed in claim 6, wherein: and a refrigerant inlet of a refrigerant channel inside the battery cooler is communicated with a first port of the four-way valve b through an electronic expansion valve, and a refrigerant outlet of the refrigerant channel inside the battery cooler is communicated with a third port of the four-way valve a.
8. The front end cooling system of the new energy electric vehicle as claimed in claim 5, wherein: the battery cooling pipeline comprises a water heating PTC, an electronic water pump and a power battery cooling water channel, a cooling liquid outlet of a refrigerant channel in the battery cooler is communicated with a water inlet of the water heating PTC, a water outlet of the water heating PTC is communicated with a water inlet of the power battery cooling water channel through the electronic water pump, and a water outlet of the power battery cooling water channel is communicated with a cooling liquid inlet of the refrigerant channel in the battery cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120805565.2U CN214564593U (en) | 2021-04-19 | 2021-04-19 | New forms of energy electric automobile front end cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120805565.2U CN214564593U (en) | 2021-04-19 | 2021-04-19 | New forms of energy electric automobile front end cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214564593U true CN214564593U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120805565.2U Active CN214564593U (en) | 2021-04-19 | 2021-04-19 | New forms of energy electric automobile front end cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214564593U (en) |
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2021
- 2021-04-19 CN CN202120805565.2U patent/CN214564593U/en active Active
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