CN108973656A - The cooling device of new-energy automobile - Google Patents
The cooling device of new-energy automobile Download PDFInfo
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- CN108973656A CN108973656A CN201810988754.0A CN201810988754A CN108973656A CN 108973656 A CN108973656 A CN 108973656A CN 201810988754 A CN201810988754 A CN 201810988754A CN 108973656 A CN108973656 A CN 108973656A
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- machine controller
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- 238000001816 cooling Methods 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 122
- 239000000498 cooling water Substances 0.000 claims description 24
- 230000005611 electricity Effects 0.000 claims description 11
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20872—Liquid coolant without phase change
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides a kind of cooling device of new-energy automobile, including water pump, radiator, motor cooling-part, electric machine controller cooling-part, fan, hydraulic motor, solenoid valve, motor temperature sensor, controller, dynamical element and electric machine controller temperature sensor；Hydraulic motor and fan are sequentially connected, and dynamical element is connect by solenoid valve with hydraulic motor transmission, and motor temperature sensor is arranged in motor cooling-part, and solenoid valve and motor temperature sensor are electrically connected with controller signals；The on-off for the temperature signal control solenoid valve that controller is detected according to motor temperature sensor and/or electric machine controller temperature sensor when use is to accordingly control starting and stopping for hydraulic motor and fan.The present invention makes it at work can be according to different road conditions using different cooling ways, the consumed energy, improves the course continuation mileage of new-energy automobile when so as to which the work of new-energy automobile cooling device is greatly reduced by integrally-built design.
Description
Technical field
The present invention relates to new-energy automobile fields, and in particular to a kind of cooling device of new-energy automobile.
Background technique
The cooling device of new-energy automobile is one of core composition part of new energy vehicle.Inside the motor of new-energy automobile
It is made of iron core and winding coil, fever phenomenon can be generated inside motor after electrical power operation.If cannot get inside motor
Effective cooling, the internal temperature of motor can be increased constantly, and excessively high temperature will cause motor Inside coil ablation and even result in
Coil short and make motor damage.The effect of electric machine controller is the exchange by the DC inverter of battery at driving motor
Electricity.If electric machine controller cannot be cooled down effectively, the output power of motor can be also reduced, therefore new-energy automobile is needed to electricity
The inside of machine controller and motor is cooled down.
As shown in Fig. 1, Fig. 3 and Fig. 7, existing new-energy automobile cooling device includes water pump 1, radiator 2, motor cooling
Component 3 and electric machine controller cooling-part 4.The water inlet of water pump 1 is connected to the water outlet of radiator 2, the water outlet of water pump 1 with
Electric machine controller cooling-part 4 is connected to；Electric machine controller cooling-part 4 is connected to motor cooling-part 3；Motor cooling-part 3
Water outlet be connected to the water inlet of radiator 2.Radiator 2 is arranged in the headstock position of vehicle, by natural wind to heat dissipation
Hot water in device 2 is cooled down.When new-energy automobile on flat road surface when driving, running resistance is smaller, motor and motor
The calorific value of controller is smaller；When new-energy automobile on the road surface of upward slope when driving, running resistance is larger, motor and motor control
The calorific value of device processed is big, at this moment needs to increase cooling dynamics.The cooling device of the new-energy automobile of the prior art can not be according to not
With motor and electric machine controller under working condition heat condition and use different cooling ways, the flow of such water pump and
The heat dissipation area of radiator can only be all designed according to the big operating condition of motor and electric machine controller calorific value, i.e., according to new energy
The operating condition that automobile travels on the road surface of upward slope is designed, and this design will lead to the cooling device consumption of new-energy automobile
The energy is excessive, to largely effect on the course continuation mileage of new-energy automobile.
Summary of the invention
The purpose of the present invention is: aiming at the problems existing in the prior art, providing one kind can be according under different working condition
Motor and electric machine controller heat condition and use different cooling ways new-energy automobile cooling device, by using
The consumed energy when device is to reduce the work of existing new-energy automobile cooling device, in the continuation of the journey for improving new-energy automobile
Journey.
The technical scheme is that the cooling device of new-energy automobile of the invention, including be respectively equipped with water inlet and
Water pump, radiator, motor cooling-part and the electric machine controller cooling-part of water outlet；The water inlet and radiator of above-mentioned water pump
Water outlet connection, the water outlet of water pump is connected to the water inlet of electric machine controller cooling-part；Above-mentioned electric machine controller is cooling
The water outlet of component is connected to the water inlet of above-mentioned motor cooling-part；The water inlet of the water outlet and radiator of motor cooling-part
Mouth connection；It is structurally characterized in that:
It further include fan, hydraulic motor, solenoid valve, motor temperature sensor, controller and dynamical element；Said fans and hydraulic
Motor is fixed in the rack of new-energy automobile, and fan in a manner of towards radiator be set to radiator by
Side；Hydraulic motor and fan are sequentially connected, and above-mentioned motor temperature sensor is arranged in motor cooling-part, above-mentioned solenoid valve,
Controller and dynamical element are set on the vehicle body of new-energy automobile；Dynamical element is connect by solenoid valve with hydraulic motor transmission；
Solenoid valve and motor temperature sensor are electrically connected with controller signals；Above controller is detected according to motor temperature sensor
The on-off of temperature signal control solenoid valve is to accordingly control starting and stopping for hydraulic motor and fan.
Further embodiment is: further including electric machine controller temperature sensor；Above-mentioned electric machine controller temperature sensor is set
In in above-mentioned electric machine controller cooling-part, electric machine controller temperature sensor is electrically connected with controller signals；Above controller
The on-off for the temperature signal control solenoid valve that can be also detected according to electric machine controller temperature sensor is to accordingly control hydraulic horse
It is started and stopped up to fan.
Further embodiment is: above-mentioned motor cooling-part includes motor inner casing and motor housing；Above-mentioned motor inner casing and
Motor housing is coaxially disposed and the outer peripheral surface of motor inner casing is matched with the inner wall of motor housing；Above-mentioned motor inner casing is equipped with interior
Shell water inlet, inner casing water outlet and cooling water channel, cooling water channel are connected to inner casing water inlet and inner casing water outlet；Above-mentioned motor
Shell is equipped with shell water inlet and shell water outlet；Above-mentioned shell water inlet is connected to inner casing water inlet；Above-mentioned shell water outlet
It is connected to inner casing water outlet；Above-mentioned electric machine controller cooling-part is connected to the shell water inlet of motor cooling-part；Above-mentioned electricity
The shell water outlet of machine cooling-part is connected to the water inlet of radiator.
Further embodiment is: the cooling water channel of above-mentioned motor inner casing be arranged in motor inner casing peripheral part annular it is logical
Road.
Further embodiment is: radiating ribs are equipped in the cooling water channel of above-mentioned motor inner casing.
Further embodiment is: above-mentioned electric machine controller cooling-part includes heat sink and heat sink cover board；Above-mentioned heat dissipation
Plate is fixedly connected with heat sink cover board, and one end of heat sink is equipped with electric machine controller water inlet, electric machine controller water outlet and electricity
Machine controller cooling water channel, electric machine controller cooling water channel connect with electric machine controller water inlet and electric machine controller water outlet
It is logical；The water outlet of above-mentioned water pump is connected to the electric machine controller water inlet of electric machine controller cooling-part；Above-mentioned electric machine controller
The electric machine controller water outlet of cooling-part is connected to the shell water inlet of motor cooling-part.
Further embodiment is: the shape of above-mentioned electric machine controller cooling water channel is the waveform of multilayer.
Further embodiment is: electric machine controller radiating ribs are equipped in above-mentioned electric machine controller cooling water channel.
Further embodiment is: above-mentioned dynamical element is accumulator.
Further embodiment is also: above-mentioned dynamical element is hydraulic pump.
The present invention has the effect of positive: new-energy automobile cooling device of the invention, by integrally-built design,
Make it at work can be according to motor of the new-energy automobile under different operating conditions (such as flat pavement running and up-hill journey) and motor control
The heat condition of device processed and use different cooling ways, thus the radiating surface of the flow of the water pump of new-energy automobile and radiator
Product all need to be only designed according to the small operating condition (flat pavement running) of motor and electric machine controller calorific value, i.e., according to new-energy automobile
Operating condition on flat road surface when driving is designed, and is disappeared when the work of new-energy automobile cooling device so as to be greatly reduced
The energy of consumption improves the course continuation mileage of new-energy automobile.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is hydraulic motor of the invention, solenoid valve, motor temperature sensor, controller, dynamical element and electric machine controller temperature
Spend the catenation principle schematic diagram of sensor；
Fig. 3 is the connection schematic diagram of electric machine controller cooling-part of the invention, electric machine controller and motor controller box body；
Fig. 4 is the structural schematic diagram of the heat sink in Fig. 3；
Fig. 5 is the left view schematic diagram of Fig. 4；
Fig. 6 is the enlarged diagram in Fig. 4 at A；
Fig. 7 is the connection schematic diagram of motor cooling-part and motor stator of the invention, and motor temperature sensing is also shown in figure
The installation relation of device and motor stator；
Fig. 8 is the structural schematic diagram of the motor inner casing in Fig. 7；
Fig. 9 is the structural schematic diagram of the motor housing in Fig. 7.
Appended drawing reference in above-mentioned attached drawing is as follows:
Water pump 1, radiator 2；
Motor cooling-part 3, motor inner casing 31, inner casing water inlet 31-1, inner casing water outlet 31-2, cooling water channel 31-3, heat dissipation
Muscle 31-4, motor housing 32；
Electric machine controller cooling-part 4, heat sink 41, electric machine controller water inlet 41-1, electric machine controller water outlet 41-2, electricity
Machine controller cooling water channel 41-3, heat sink cover board 42；
Fan 5, hydraulic motor 6, solenoid valve 7, motor temperature sensor 8, controller 9, dynamical element 10, electric machine controller temperature
Sensor 11；Electric machine controller 12.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
(embodiment 1)
See that Fig. 1 and Fig. 2, the cooling device of the new-energy automobile of the present embodiment are mainly cooling by water pump 1, radiator 2, motor
Component 3, electric machine controller cooling-part 4, fan 5, hydraulic motor 6, solenoid valve 7, motor temperature sensor 8, controller 9 and dynamic
Power element 10 forms.
Water pump 1, radiator 2, motor cooling-part 3 and electric machine controller cooling-part 4 are respectively equipped with water inlet and go out
The water inlet at the mouth of a river, water pump 1 is connected to the water outlet of radiator 2, water outlet and the electric machine controller cooling-part 4 of water pump 1
Water inlet connection；The water outlet of electric machine controller cooling-part 4 is connected to the water inlet of motor cooling-part 3；Motor cooling end
The water outlet of part 3 is connected to the water inlet of radiator 2.This part is the prior art, is not described further.
Fan 5 and hydraulic motor 6 are fixed in the rack of new-energy automobile, and fan 5 is with towards radiator 2
Mode is set to the inside on 2 side of radiator；Hydraulic motor 6 and fan 5 are sequentially connected, and the setting of motor temperature sensor 8 is cold in motor
But in component 3；Solenoid valve 7, controller 9 and dynamical element 10 are set on the vehicle body of new-energy automobile；Dynamical element 10 passes through electricity
Magnet valve 7 and hydraulic motor 6 are sequentially connected；Solenoid valve 7 and motor temperature sensor 8 are electrically connected with 9 signal of controller；Controller
The on-off of the 9 temperature signal control solenoid valves 7 detected according to motor temperature sensor 8 is to accordingly control hydraulic motor 6 and wind
Fan 5 starts and stops.
It is preferred that the cooling device of the new-energy automobile of the present embodiment further includes electric machine controller temperature sensor
11；Electric machine controller temperature sensor 11 is electrically connected with 9 signal of controller.
Controller 9 is built-in with motor temperature judgment threshold and electric machine controller temperature judgment threshold, in work, when motor temperature
The temperature for the electric machine controller that the motor temperature and/or electric machine controller temperature sensor 11 that degree sensor 8 detects detect reaches
When given threshold, controller 9 control solenoid valve 7 connect, dynamical element 10 start hydraulic motor 6, thus start fan 5 work into
Row cooling.
Hydraulic motor 6 has oil inlet；In the present embodiment, solenoid valve 7 uses model GDFW-03-2B11B-D24/50
Flame proof reversing solenoid valve, such as Fig. 2, solenoid valve 7 have oil inlet P mouth, execute mouth B mouthfuls and terminals K end.Hydraulic motor 6
B mouthfuls of execution mouth of oil inlet and solenoid valve 7 are connected to；The oil inlet P mouth of solenoid valve 7 is connected to dynamical element 10；It does not need to start
When fan 5, the oil inlet P mouth of solenoid valve 7 is not communicated with for mouth B mouthfuls with execution, when the end terminals K of solenoid valve 7 must be electric from controller 9
When, the oil inlet P mouth of solenoid valve 7 communicates for mouth B mouthfuls with execution, and hydraulic motor 6 starts.
As shown in Figure 7 to 9, motor cooling-part 3 includes motor inner casing 31 and motor housing 32；Motor inner casing 31 and electricity
The outer peripheral surface of the coaxial arrangement of machine shell 32 and motor inner casing 31 is matched with the inner wall of motor housing 32；Motor inner casing 31 is equipped with
Inner casing water inlet 31-1, inner casing water outlet 31-2 and cooling water channel 31-3, cooling water channel 31-3 and inner casing water inlet 31-1 and interior
Shell water outlet 31-2 is connected to；Motor housing 32 is equipped with shell water inlet 32-1 and shell water outlet 32-2；Shell water inlet 32-
1 is connected to inner casing water inlet 31-1；Shell water outlet 32-2 is connected to inner casing water outlet 31-2；Electric machine controller cooling-part 4
It is connected to the shell water inlet 32-1 of motor cooling-part 3；The shell water outlet 32-2 of motor cooling-part 3 and radiator 2
Water inlet connection.
It is preferred that cooling water channel 31-3 is the circular passage that 31 peripheral part of motor inner casing is arranged in.It in this way can be with
It is more uniform when heat dissipation.
Mode as a further preference, cooling water channel 31-3 is interior to be equipped with radiating ribs 31-4.It can make heat dissipation effect in this way
More preferably.
As shown in Figures 3 to 6, electric machine controller cooling-part 4 includes heat sink 41 and heat sink cover board 42；Heat sink 41
One end matched with heat sink cover board 42, and one end of heat sink 41 be equipped with electric machine controller water inlet 41-1, motor control
Device water outlet 41-2 and electric machine controller cooling water channel 41-3, electric machine controller cooling water channel 41-3 and electric machine controller water inlet
41-1 is connected to electric machine controller water outlet 41-2；The water outlet of water pump 1 and the motor control of electric machine controller cooling-part 4
Device water inlet 41-1 connection；The electric machine controller water outlet 41-2 of electric machine controller cooling-part 4 is outer with motor cooling-part 3
Shell water inlet 32-1 connection.
It is preferred that the shape of electric machine controller cooling water channel 41-3 is the waveform of multilayer.It can make to dissipate in this way
Thermal effect is more preferable.
Mode as a further preference, electric machine controller cooling water channel 41-3 is interior to be equipped with electric machine controller radiating ribs 41-
4.Heat dissipation effect can be made more preferable in this way.
Accumulator can be used in dynamical element 10；Hydraulic pump can also be used in dynamical element 10.
As shown in Figure 3 and Figure 7, in the use of the present invention, by one end of electric machine controller cooling-part 4 and electric machine controller
12 connections, the other end of electric machine controller cooling-part 4 are fixedly connected on the cabinet of electric machine controller 12.Motor is cooling
The motor inner casing 31 of component 3 is set in the outer peripheral surface of motor stator.Motor temperature sensor 8 and the periphery of motor stator are connect
Touching；Electric machine controller temperature sensor 11 is in contact with electric machine controller.
The working principle of the invention is summarized as follows:
When new-energy automobile on the road surface of upward slope when driving, running resistance is larger, and the calorific value of motor and electric machine controller is all
It is larger, when the motor temperature detected of motor temperature sensor 8 and/or the motor control of the detection of electric machine controller temperature sensor 11
When the temperature of device reaches the judgment threshold set in controller 9, controller 9 controls the connection of solenoid valve 7, and dynamical element 10 starts liquid
Pressure motor 6 simultaneously carries out the hot water in the radiator 2 of new-energy automobile by natural wind and fan to start the work of fan 5
Cooling down.
When new-energy automobile on flat road surface when driving, running resistance is smaller, the calorific value of motor and controller compared with
It is small, the electric machine controller that the motor temperature and/or electric machine controller temperature sensor 11 that motor temperature sensor 8 detects detect
Temperature cannot reach the judgment threshold set in controller 9, and hydraulic motor 6 and fan 5 do not start, by natural wind to new-energy automobile
Radiator 2 in hot water cooled down.
From the foregoing, it can be seen that the cooling device of new-energy automobile of the invention can be according to the electricity under different working conditions
The heat condition of machine and electric machine controller and use different cooling ways, thus the heat dissipation area of the flow of water pump and radiator
It all need to be only designed according to the small operating condition of motor and electric machine controller calorific value, i.e., according to new-energy automobile on flat road surface
On operating condition when driving be designed, the consumed energy, mentions when so as to which the work of new-energy automobile cooling device is greatly reduced
The course continuation mileage of high new-energy automobile.
Above embodiments are the explanations to a specific embodiment of the invention, rather than limitation of the present invention, related technology
The technical staff in field without departing from the spirit and scope of the present invention, can also make various transformation and variation and obtain
To corresponding equivalent technical solution, therefore all equivalent technical solutions should be included into patent protection model of the invention
It encloses.
Claims (10)
1. a kind of cooling device of new-energy automobile, including be respectively equipped with the water pumps (1) of inlet and outlet, radiator (2),
Motor cooling-part (3) and electric machine controller cooling-part (4)；The water inlet of the water pump (1) and the water outlet of radiator (2)
Connection, the water outlet of water pump (1) are connected to the water inlet of electric machine controller cooling-part (4)；The electric machine controller cooling end
The water outlet of part (4) is connected to the water inlet of the motor cooling-part (3)；The water outlet of motor cooling-part (3) and heat dissipation
The water inlet of device (2) is connected to；It is characterized by:
It further include fan (5), hydraulic motor (6), solenoid valve (7), motor temperature sensor (8), controller (9) and dynamical element
(10)；The fan (5) and hydraulic motor (6) are fixed in the rack of new-energy automobile, and fan (5) is dissipated with direction
The mode of hot device (2) is set to radiator (2) other inside；Hydraulic motor (6) and fan (5) are sequentially connected；The motor temperature
In motor cooling-part (3), the solenoid valve (7), controller (9) and dynamical element (10) are set to new for sensor (8) setting
On the vehicle body of energy automobile；Dynamical element (10) is sequentially connected by solenoid valve (7) and hydraulic motor (6)；Solenoid valve (7) and electricity
Machine temperature sensor (8) is electrically connected with controller (9) signal；The controller (9) is detected according to motor temperature sensor (8)
The on-off of temperature signal control solenoid valve (7) started and stopped to accordingly control hydraulic motor (6) and fan (5).
2. the cooling device of new-energy automobile according to claim 1, it is characterised in that: further include electric machine controller temperature
Sensor (11)；The electric machine controller temperature sensor (11) is set in the electric machine controller cooling-part (4), motor control
Device temperature sensor (11) processed is electrically connected with the controller (9) signal；Controller (9) can also be passed according to electric machine controller temperature
The on-off of temperature signal control solenoid valve (7) of sensor (11) detection is to accordingly control opening for hydraulic motor (6) and fan (5)
Dynamic and stopping.
3. the cooling device of new-energy automobile according to claim 1, it is characterised in that: the motor cooling-part (3)
Including motor inner casing (31) and motor housing (32)；In the motor inner casing (31) and motor housing (32) coaxial arrangement and motor
The outer peripheral surface of shell (31) is matched with the inner wall of motor housing (32)；The motor inner casing (31) is equipped with inner casing water inlet (31-
1), inner casing water outlet (31-2) and cooling water channel (31-3), cooling water channel (31-3) go out with inner casing water inlet (31-1) and inner casing
(31-2) is connected at the mouth of a river；The motor housing (32) is equipped with shell water inlet (32-1) and shell water outlet (32-2)；It is described
Shell water inlet (32-1) is connected to inner casing water inlet (31-1)；The shell water outlet (32-2) and inner casing water outlet (31-2)
Connection；The electric machine controller cooling-part (4) is connected to the shell water inlet (32-1) of motor cooling-part (3)；The electricity
The shell water outlet (32-2) of machine cooling-part (3) is connected to the water inlet of radiator (2).
4. the cooling device of new-energy automobile according to claim 3, it is characterised in that: the motor inner casing (31) it is cold
But water channel (31-3) is circular passage of the setting in motor inner casing (31) peripheral part.
5. the cooling device of new-energy automobile according to claim 4, it is characterised in that: the motor inner casing (31) it is cold
But radiating ribs (31-4) is equipped in water channel (31-3).
6. according to the cooling device of new-energy automobile described in claim 3 to 5 any one, it is characterised in that: the motor
Controller cooling-part (4) includes heat sink (41) and heat sink cover board (42)；The heat sink (41) and heat sink cover board
(42) it is fixedly connected, one end of heat sink (41) is equipped with electric machine controller water inlet (41-1), electric machine controller water outlet (41-
2) and electric machine controller cooling water channel (41-3), electric machine controller cooling water channel (41-3) and electric machine controller water inlet (41-1)
It is connected to electric machine controller water outlet (41-2)；The water outlet of the water pump (1) and the electricity of electric machine controller cooling-part (4)
Machine controller water inlet (41-1) connection；The electric machine controller water outlet (41-2) of the electric machine controller cooling-part (4) with
The shell water inlet (32-1) of motor cooling-part (3) is connected to.
7. the cooling device of new-energy automobile according to claim 6, it is characterised in that: the electric machine controller cooling water
The shape in road (41-3) is the waveform of multilayer.
8. the cooling device of new-energy automobile according to claim 7, it is characterised in that: the electric machine controller cooling water
Electric machine controller radiating ribs (41-4) is equipped in road (41-3).
9. the cooling device of new-energy automobile according to claim 1, it is characterised in that: the dynamical element (10) is to store
It can device.
10. the cooling device of new-energy automobile according to claim 1, it is characterised in that: the dynamical element (10) is
Hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810988754.0A CN108973656A (en) | 2018-08-28 | 2018-08-28 | The cooling device of new-energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810988754.0A CN108973656A (en) | 2018-08-28 | 2018-08-28 | The cooling device of new-energy automobile |
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| CN108973656A true CN108973656A (en) | 2018-12-11 |
Family
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| CN201810988754.0A Pending CN108973656A (en) | 2018-08-28 | 2018-08-28 | The cooling device of new-energy automobile |
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| CN208947083U (en) * | 2018-08-28 | 2019-06-07 | 常州科研试制中心有限公司 | A kind of cooling device of new-energy automobile |
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| CN208947083U (en) * | 2018-08-28 | 2019-06-07 | 常州科研试制中心有限公司 | A kind of cooling device of new-energy automobile |
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