CN209305328U - A kind of cooling system and the vehicle with the cooling system - Google Patents
A kind of cooling system and the vehicle with the cooling system Download PDFInfo
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- CN209305328U CN209305328U CN201822058875.3U CN201822058875U CN209305328U CN 209305328 U CN209305328 U CN 209305328U CN 201822058875 U CN201822058875 U CN 201822058875U CN 209305328 U CN209305328 U CN 209305328U
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- radiator
- cooling system
- thermal component
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Abstract
The utility model discloses a kind of cooling system, including with radiator connect to thermal component by the circulation loop that radiates, for providing the electronic water pump of circulation power and for the electronic fan for radiator heat-dissipation for the circulation loop that radiates；It further include the processor for obtaining the Current Temperatures to thermal component, processor is connect with electronic fan, for controlling the revolving speed of electronic fan according to Current Temperatures.The revolving speed for providing the electronic fan of heat dissipation in cooling system provided by the utility model for radiator is adjustable, processor is by obtaining the Current Temperatures to thermal component, revolving speed adjustment is carried out according to the height of Current Temperatures or eustasy control electronic fan, to adjust electronic fan to radiator heat-dissipation intensity, to realize accurately heat dissipation and energy-efficient purpose.Disclosed herein as well is a kind of vehicles including above-mentioned cooling system.
Description
Technical field
The utility model relates to Car design technical fields, more specifically to a kind of cooling system.In addition, this reality
A kind of vehicle including above-mentioned cooling system is further related to novel.
Background technique
All it is cast with cooling jacket on the cylinder cover and cylinder block of conventional diesel car engine, water pump is by coolant liquid from radiator
Middle suction is simultaneously pressurizeed, and coolant liquid absorbs the heat of cylinder block, is increased water temperature, is then flowed to cylinder head water jacket, air is by forward direction
High speed is by radiator afterwards, and after flowing through the process of radiator, heat is dispersed into atmosphere the coolant liquid after being heated, and makes to cool down
Liquid is cooled down, and cooled coolant liquid is flow back into engine again again under the action of water pump, is thus constantly recycled, is made in height
The components to work under the conditions of temperature are continuously available cooling.
With slowly popularizing for new-energy automobile, motor is instead of fuel engines, current overwhelming majority pure electric automobiles
The cooling system used is so that electronic fan is worked by electric energy, and the electricity such as driving motor, controller are given after water pump waterway circulating
Dynamic component is cooled down.
However, the revolving speed energy consumption of the electronic fan of the cooling radiating mode of above-mentioned pressure is more, it can not accomplish energy conservation.
In conclusion how to provide one kind can be realized energy-efficient cooling system, be current those skilled in the art urgently
It solves the problems, such as.
Utility model content
In view of this, the cooling system can be stablized realizing the purpose of the utility model is to provide a kind of cooling system
Cooling effect while realize the course of work energy conservation.
The another object of the utility model is to provide a kind of vehicle including above-mentioned cooling system.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of cooling system, including with to thermal component by radiate circulation loop connect radiator, be used for be described
The circulation loop that radiates provides the electronic water pump of circulation power and for the electronic fan for the radiator heat-dissipation；It further include being used for
The processor of the Current Temperatures to thermal component is obtained, the processor is connect with the electronic fan, for according to institute
State the revolving speed that Current Temperatures control the electronic fan.
Preferably, the controller and the electronic fan for controlling the radiator work are integrated in the heat dissipation
Device, and at least four buffering stands for connection body are provided on the radiator.
Preferably, the buffering stand includes for connecting the first fixing piece of the radiator, for connecting the vehicle
Second fixing piece of body and connect first fixing piece and second fixing piece, flexible connecting component.
Preferably, the electronic water pump is set to the water outlet of the radiator, and the highest face of the electronic water pump is low
In the minimum level of the radiator.
Preferably, it is provided with expansion tank on the radiator, the expansion tank is equipped with to be connected to the radiator
Water inlet, water outlet, overflow hole and gas vent, expansion tank position in the heat dissipation circulation loop are higher than to radiating part
Part.
Preferably, the connection water pipe in the heat dissipation circulation loop includes steel pipe, sebific duct and for connecting the steel pipe
With the A type worm transmission type flexible pipe hoop of the sebific duct.
Preferably, the processor connection is described to thermal component, to obtain the temperature to thermal component, alternatively,
The processor connection is for detecting the temperature sensor to thermal component temperature.
Preferably, described to thermal component includes motor and electric machine controller, and the Current Temperatures are the motor and institute
The temperature of one of temperature height in electric machine controller is stated, or, Current Temperatures institute of the revolving speed of the electronic fan for the motor
Need higher one in revolving speed corresponding to the Current Temperatures of corresponding revolving speed and the electric machine controller.
Preferably, described to thermal component further includes Three-in-one controller, described in the water inlet connection of the electronic water pump
The water outlet of the lower outlet of radiator, the electronic water pump connects the Three-in-one controller, the Three-in-one controller
Water outlet connects the water inlet of the electric machine controller, and the water outlet of the electric machine controller connects the water inlet of the motor,
The water inlet of the motor connects the upper water inlet of the radiator.
A kind of vehicle, including cooling system, the cooling system are cooling system described in any of the above embodiments.
The revolving speed for providing the electronic fan of heat dissipation in cooling system provided by the utility model for radiator is adjustable, processor
By obtaining the Current Temperatures to thermal component, revolving speed is carried out according to the height of Current Temperatures or eustasy control electronic fan
Adjustment, to adjust electronic fan to radiator heat-dissipation intensity, to realize accurately heat dissipation and energy-efficient purpose.
Present invention also provides a kind of vehicles including above-mentioned cooling system.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of cooling system provided by the utility model；
Fig. 2 is that cooling system provided by the utility model is installed on the structural schematic diagram on vehicle frame.
In Fig. 1-2:
1- gearbox, 2- motor, the left vehicle frame of 3-, 4- electric machine controller, 5- electronic water pump, 6- Intelligence Cooling System, 7- are swollen
Under the fixed bracket of swollen water tank, 8- expansion tank, 9- Three-in-one controller, the right vehicle frame of 10-, 11- electronic water pump bracket, 12-ATS
The upper left mounting bracket of left mounting bracket, 13-ATS, the upper right mounting bracket of 13-1-ATS, 14- Intelligence Cooling System ECU controller,
15- connection water pipe, 16- electronic fan.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of cooling system, which can realize stable cooling effect
While realize the course of work energy conservation.
Another core of the utility model is to provide a kind of vehicle including above-mentioned cooling system.
Fig. 1 to Fig. 2 is please referred to, Fig. 1 is the structural schematic diagram of cooling system provided herein；Fig. 2 is that this is practical new
Cooling system provided by type is installed on the structural schematic diagram on vehicle frame.
This application provides a kind of cooling systems, mainly include radiator, electronic water pump 5, electronic fan 16 in structure
And controller, wherein radiator is connect with to thermal component by the circulation loop that radiates, and electronic water pump 5 is used for as heat dissipation circulation
Circuit provides circulation power, and electronic fan 16 is used to be radiator heat-dissipation.It further include for obtaining the current temperature to thermal component
The processor of degree, processor are connect with electronic fan 16, for controlling the revolving speed of electronic fan 16 according to Current Temperatures.
It should be noted that including being followed to thermal component, radiator and for the water of radiator in above-mentioned heat dissipation circulation loop
Ring provides the electronic water pump 5 of power, and to form the complete circuit to cool down to thermal component, electronic fan 16 can be scattered
Hot device cools down, due to the duty ratio of electronic fan 16 be it is adjustable, processor adjustable control electricity can be passed through
The revolving speed of sub- fan 16.
Specifically, processor is used to obtain the Current Temperatures to thermal component, and controls electricity by the height of Current Temperatures
The revolving speed of sub- fan 16.When the Current Temperatures of thermal component are higher than preset value, processor controls the revolving speed of electronic fan 16
It is promoted, when the Current Temperatures of thermal component are lower than preset value, the revolving speed that processor controls electronic fan 16 is reduced.
Cooled down to thermal component by radiator, temperature change is usually continuous, when to thermal component temperature
When raising, the temperature of radiator also increases immediately, and use intensity increases simultaneously.The electronic fan 16 for its heat dissipation is thus needed to mention
Revolving speed is risen, to make radiator keep normal working condition.It is corresponding, when the reduction of the temperature of thermal component, heat dissipation
The temperature of device reduces to a certain degree, and strength reduction, can be saving electron wind by way of reducing the revolving speed of electronic fan 16
The electricity consumption of fan 16, to realize energy-efficient purpose.
The revolving speed for providing the electronic fan of heat dissipation in cooling system provided herein for radiator is adjustable, and processor is logical
The Current Temperatures obtained to thermal component are crossed, revolving speed is carried out according to the height of Current Temperatures or eustasy control electronic fan 16
Adjustment, to adjust electronic fan 16 to radiator heat-dissipation intensity, to realize accurately heat dissipation and energy-efficient purpose.
On the basis of above-described embodiment, the controller and electronic fan 16 for controlling radiator work are integrated
At least four buffering stands for connection body are provided in radiator, and on radiator.
It should be noted that the radiator in the application can be Intelligence Cooling System 6, i.e. ATS (Auto
Temperature Control System Of Engine, Intelligence Cooling System), which uses smart electronics cooling fan
Mode radiates to thermal component, and the controller of control radiator work can be Intelligence Cooling System ECU controller 14, asks
With reference to Fig. 1 and Fig. 2, wherein electronic fan 16 and Intelligence Cooling System controller 14 are installed in Intelligence Cooling System 6.When
So, the cooling system that can also be radiated using other using electronic fan 16.
The water inlet of Intelligence Cooling System 6 connects the water outlet to thermal component, intelligent cooling system by connection water pipe 15
The water outlet of system 6 connects electronic water pump 5 by connection water pipe 15, or directly by connection water pipe 15 connect to thermal component into
The mouth of a river.The above Intelligence Cooling System 6 is to realize connection by connection water pipe 15, not and to thermal component or electronic water pump 5
It is directly connected to, thus it not will receive the influence to properties such as 5 temperature of thermal component or electronic water pump.
Moreover, be provided at least four buffering stands for connection body on radiator, the form of buffering stand can be with
With reference to structures such as suspensions, buffering connection is realized by elastic component.
Optionally, at least two buffering stands are separately positioned on the two sides of radiator, for example, being separately positioned on radiator
Upper and lower part, to be connect with underlying body construction with being located above respectively, realization can be protected when vehicle jolts
Card radiator will not be hit by hardness and is destroyed.It is of course also possible to be arranged in radiator horizontal direction two sides or its
His position.
On the basis of above-described embodiment, buffering stand includes for connecting the first fixing piece of radiator, for connecting
Pick up the second fixing piece and the first fixing piece of connection and the second fixing piece, flexible connecting component of body.
It should be noted that the connecting component of elasticity can be spring, torsional spring or other components with elastic-restoring force.
Referring to FIG. 1, buffering stand specifically includes left mounting bracket 12 and installation under the ATS for being mounted on ATS left lower
Radiator is mounted on left vehicle frame 3 by the left mounting bracket 13 on the ATS of ATS left upper portion, the two.It should be noted that ATS
Right side be additionally provided with the upper right mounting bracket 13-1 of ATS and radiator is installed on right vehicle frame by ATS lower right mounting bracket, the two
On 10, but since attached drawing angle causes not show.
On the basis of any one above-mentioned embodiment, electronic water pump 5 is set to the water outlet of radiator, and electronic water
The highest face of pump 5 is lower than the minimum level of radiator.
It should be noted that the minimum level of radiator does not imply that the liquid level in current radiators, and refer to radiator
Therefore no matter whether the minimum level of middle permission have liquid in radiator, the minimum level of radiator is all to define clearly.
The highest face of electronic water pump 5 is lower than the minimum level of radiator, so that electronic water pump 5 will not dally during the work time.In addition,
Electronic water pump 5 can choose the water pump with functions such as rotation-clogging protection, idle running protection, constant power outputs.
Optional above-mentioned electronic water pump 5 can be mounted on left vehicle frame 3 by electronic water pump bracket 11,
On the basis of above-described embodiment, expansion tank 8 is provided on above-mentioned radiator, expansion tank 8 is equipped with and dissipates
Water inlet, water outlet, overflow hole and the gas vent of hot device connection, expansion tank 8 are higher than wait dissipate position in heat dissipation circulation loop
Thermal part.
Expansion tank 8 can be mounted on vehicle frame by the fixed bracket 7 of expansion tank, or be installed on a heat sink.
In the cooling scheme of the application, expansion tank 8 has and ATS intelligent temperature control using automobile special water box
Therefore overflow hole, gas vent, water outlet, water inlet that energy-saving cooling system communicates etc. should be arranged and be higher than institute's heat dissipation electricity in need
On dynamic component.
In any one above-mentioned embodiment, the connection water pipe 15 in the circulation loop that radiates includes steel pipe, sebific duct and use
In the A type worm transmission type flexible pipe hoop of joint steel pipe and sebific duct.
Optionally, the connection water pipe 15 in above-mentioned any embodiment can also be other forms, and shape or material are not yet
It is limited by above-described embodiment.
Preferably, it can move towards to realize to radiator and to thermal component by adjusting the length of connection water pipe 15, bending
Spacing, position adjustment.
On the basis of any one above-mentioned embodiment, processor connection is to thermal component, to obtain to thermal component
Temperature, alternatively, processor connection is for detecting temperature sensor to thermal component temperature.
Wherein, to thermal component can for heat producing components arbitrary in vehicle structure, conducting-heat elements or other need to carry out
The component of heat dissipation is connection status with ECU controller if it is the main function components in vehicle, is controlled in existing ECU
Usually with the associated components of detection part temperature in device structure.Therefore, the processor in the application can be ECU controller
A part or ECU controller, by being connect with to thermal component, to obtain the thermometric knot to thermal component itself
Fruit.Certainly, processor may be other kinds of controller, by connect temperature sensor, with temperature sensor obtain to
The temperature of thermal component.
It include motor 2 and electric machine controller 4 to thermal component, currently on the basis of any one above-mentioned embodiment
Temperature is the temperature of one of temperature height in motor 2 and electric machine controller 4, or, the revolving speed of electronic fan 16 is the current of motor 2
Higher one in revolving speed corresponding to the Current Temperatures of corresponding revolving speed and electric machine controller 4 needed for temperature.
It it should be noted that the motor 2 in the application can be the motor of gearbox 1, or is other structures on vehicle
Motor.
It should be noted that in his the specific embodiment of the application, it can be for not just for one to thermal component
It is a, and when for two or more, need according to demand stronger one the revolving speed of electronic fan 16 is adjusted.Example
Such as when thermal component is motor 2 and electric machine controller 4, the temperature of the two can be directly obtained, the temperature of temperature the higher person is passed through
The adjustment of angle value progress revolving speed.Certainly, when this is that the temperature based on the two is consistent with required revolving speed requirement, if the two to temperature with
When revolving speed matching requires inconsistent, revolving speed will can be matched respectively by the temperature of the two, and choose the higher one of revolving speed
Tachometer value, for controlling electronic fan 16 with the value.Above-mentioned revolving speed is also possible to 16 duty ratio of electronic fan.
It further include Three-in-one controller 9, electronic water to thermal component on the basis of any one above-mentioned embodiment
The lower outlet of the water inlet connection radiator of pump 5, the water outlet of electronic water pump 5 connect Three-in-one controller 9, three-in-one control
The water inlet of the water outlet connection electric machine controller 4 of device 9, the water inlet of the water outlet connection motor 2 of electric machine controller 4, motor 2
Water inlet connection radiator upper water inlet.
Electronic water pump 5 in the application can be centrifugal electronic water pump.In addition, the quantity of above-mentioned electronic fan 16 can
Think one, two or more.
In a specific embodiment provided by the utility model, radiator is a part of radiating module, radiating mould
Block includes the structures such as radiator and wind shelling cover, and wherein radiator can be Intelligence Cooling System 6.It further include electronic fan 16, control
Device module processed, expansion tank 8, centrifugal electronic water pump, Three-in-one controller 9, motor 2, electric machine controller 4, connection water pipe 15
Deng.
Wherein, radiating module, electronic fan 16 and Intelligence Cooling System ECU controller 14 installation be integrated, and with wait dissipate
Thermal part is relatively distant from, and is connected by connection water pipe 15.In addition, being fixed on vehicle frame by flexible cushion, cushion
Adjustable structure, not only easy for installation, craftsmanship is good, and can accomplish good buffer function, avoids being rigidly connected, reach
To the soft purpose connected and noise is small.
Electronic water pump 5 can be using the centrifugal electronic water pump of Special vehicle-mounted water circulation circulation.Expansion tank 8 can use
Automobile dedicated canteen.
In above-mentioned cooling system, processor can be electronic control unit ECU, by read CAN bus motor 2,
The temperature of the electrical components such as electric machine controller 4, Three-in-one controller 9, using PWM mode of frequency regulation, closed-loop system, according to pre-
If strategy control the variable speed of the electronic fan 16 of two 500W, so as to real-time control motor 2, electric machine controller 4,
The temperature of the electrical components such as Three-in-one controller 9, guarantee electrical components work in optimum temperature, can satisfy in this way vehicle,
When thermal component, environmental change, stepless linear regulation is realized, reach many demands such as constant temperature, energy-saving and environmental protection.
Specific adjustable strategies can be allocated as explained below: can read working as motor 2 by CAN controller
Preceding temperature；
When the temperature of motor 2 rises to 65 DEG C, electronic fan 16 is set as 30% duty ratio；
When 2 temperature of motor is 100 DEG C, electronic fan 16 is set as 80% duty ratio；
When 2 temperature of motor is 110 DEG C, electronic fan 16 is set as 90% duty ratio；
Wherein, the setting of no less than 5 grades speed regulation can also be arranged in the temperature of motor 2 between 65 DEG C to 100 DEG C.It needs
Bright, at 65-100 DEG C, 100-110 DEG C, 65 DEG C or less and 110 DEG C or more, the adjusting of duty ratio can be discrete value, or
Person is continuous adjusted value, which can be corresponding with the linear function of duty ratio or other functions for temperature
Relationship.
Furthermore it is possible to read the Current Temperatures of electric machine controller 4 by CAN controller；
When the temperature of electric machine controller 4 is 50 DEG C, electronic fan 16 is set as 30% duty ratio；
When the temperature of electric machine controller 4 is 60 DEG C, electronic fan 16 is set as 80% duty ratio；
When the temperature of electric machine controller 4 is 63 DEG C, electronic fan 16 is set as 90% duty ratio.
Analogously, at 50-60 DEG C, 60-63 DEG C, 50 DEG C or less and 63 DEG C or more, the adjusting of duty ratio can be from
Dissipate value, perhaps for the continuous adjusted value continuously adjustable mode can be temperature and duty ratio linear function or other
Function corresponding relationship.
Optionally, when 2 temperature of motor is lower than 55 ° and electric machine controller temperature is lower than 45 °, electronic fan 16 stops work
Make.It should be noted that above-mentioned temperature and 16 revolving speed of electronic fan or the matching relationship of duty ratio are according to thermal component etc.
Factor setting.
In addition to the primary structure and connection relationship of cooling system provided by above-mentioned each embodiment, the utility model is also mentioned
For a kind of vehicle including above-mentioned cooling system, refer to the prior art for the structure of other each sections of the vehicle, herein no longer
It repeats.
In scheme provided by the present application, after cooling system is arranged on upper vehicle, radiator is located at opposite to thermal component
By the position of near-car head, the object of radiator effect --- it is located at one close to the position of parking stall, so as in vehicle to thermal component
In moving process, reach optimal cooling purpose.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Vehicle provided by the utility model and cooling system are described in detail above.It is used herein specifically
A example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand originally
The method and its core concept of utility model.It should be pointed out that for those skilled in the art, not departing from
Under the premise of the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It falls into the protection scope of the utility model claims.
Claims (10)
1. a kind of cooling system, which is characterized in that including with to thermal component by radiate circulation loop connect radiator, use
In providing the electronic water pump (5) of circulation power and for the electronic fan for the radiator heat-dissipation for the heat dissipation circulation loop
(16)；It further include the processor for obtaining the Current Temperatures to thermal component, the processor and the electronic fan
(16) it connects, for controlling the revolving speed of the electronic fan (16) according to the Current Temperatures.
2. cooling system according to claim 1, which is characterized in that for control the controller of radiator work with
And the electronic fan (16) is integrated in the radiator, and at least four are provided on the radiator for connection body
Buffering stand.
3. cooling system according to claim 2, which is characterized in that the buffering stand includes for connecting the heat dissipation
First fixing piece of device, the second fixing piece for connecting the car body and connection first fixing piece and described second are consolidated
Determine part, flexible connecting component.
4. cooling system according to claim 1, which is characterized in that the electronic water pump (5) is set to the radiator
Water outlet, and the highest face of the electronic water pump (5) be lower than the radiator minimum level.
5. cooling system according to claim 1, which is characterized in that be provided with expansion tank (8), institute on the radiator
It states expansion tank (8) and is equipped with water inlet, water outlet, overflow hole and the gas vent being connected to the radiator, the expansion tank
Position is higher than to thermal component in (8) described heat dissipation circulation loop.
6. cooling system according to claim 1, which is characterized in that the connection water pipe (15) in the heat dissipation circulation loop
Including steel pipe, sebific duct and A type worm transmission type flexible pipe hoop for connecting the steel pipe and the sebific duct.
7. cooling system according to claim 1, which is characterized in that processor connection is described to thermal component, with
The temperature to thermal component is obtained, alternatively, processor connection is for detecting the temperature to thermal component temperature
Sensor.
8. cooling system according to any one of claims 1 to 7, which is characterized in that described to thermal component includes motor
(2) and electric machine controller (4), the Current Temperatures are one of temperature height in the motor (2) and the electric machine controller (4)
Temperature, or, the revolving speed of the electronic fan (16) be the motor (2) Current Temperatures needed for corresponding revolving speed and the electricity
Higher one in revolving speed corresponding to the Current Temperatures of machine controller (4).
9. cooling system according to claim 8, which is characterized in that described to thermal component further includes Three-in-one controller
(9), the water inlet of the electronic water pump (5) connects the lower outlet of the radiator, and the water outlet of the electronic water pump (5) connects
It connects the Three-in-one controller (9), the water outlet of the Three-in-one controller (9) connects the water inlet of the electric machine controller (4)
Mouthful, the water outlet of the electric machine controller (4) connects the water inlet of the motor (2), and the water inlet of the motor (2) connects institute
State the upper water inlet of radiator.
10. a kind of vehicle, including cooling system, which is characterized in that the cooling system is that claim 1-9 is described in any item
Cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058875.3U CN209305328U (en) | 2018-12-05 | 2018-12-05 | A kind of cooling system and the vehicle with the cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058875.3U CN209305328U (en) | 2018-12-05 | 2018-12-05 | A kind of cooling system and the vehicle with the cooling system |
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| CN209305328U true CN209305328U (en) | 2019-08-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109367377A (en) * | 2018-12-05 | 2019-02-22 | 安徽华菱汽车有限公司 | A kind of cooling system and the vehicle with the cooling system |
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2018
- 2018-12-05 CN CN201822058875.3U patent/CN209305328U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109367377A (en) * | 2018-12-05 | 2019-02-22 | 安徽华菱汽车有限公司 | A kind of cooling system and the vehicle with the cooling system |
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