CN207966965U - A kind of electric machine controller and vehicle - Google Patents
A kind of electric machine controller and vehicle Download PDFInfo
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- CN207966965U CN207966965U CN201820356539.4U CN201820356539U CN207966965U CN 207966965 U CN207966965 U CN 207966965U CN 201820356539 U CN201820356539 U CN 201820356539U CN 207966965 U CN207966965 U CN 207966965U
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- electronic component
- cooling duct
- plate
- mounting section
- electric machine
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Abstract
The utility model is related to technical field of vehicle, more particularly to a kind of electric machine controller and vehicle.The electric machine controller includes plate-like mounting section, the first electronic component, the second electronic component and cover board；The first cooling duct is formed between plate-like mounting section and cover board；The first through hole for being provided through its thickness on cover board and being in fluid communication with the first cooling duct；It is formed with the second cooling duct being in fluid communication with the first cooling duct between plate-like mounting section and the second electronic component, and is provided with the second through-hole being in fluid communication with the second cooling duct on plate-like mounting section.The electric machine controller can cool down thin-film capacitor and IGBT by the first cooling duct, the second cooling duct for being arranged in plate-like mounting section both sides, the heat of thin-film capacitor and IGBT generations to be taken away, and then the operating ambient temperature of electric machine controller can be reduced, to solve the problems, such as that existing electric machine controller high temperature resistance is poor.
Description
Technical field
The utility model is related to technical field of vehicle, more particularly to a kind of electric machine controller and vehicle.
Background technology
Currently, thin-film capacitor obtains in the electric machine controller of electric vehicle (EV) and hybrid vehicle (HEV/PHEV)
Extensive use.IGBT (Insulated Gate Bipolar Transistor, the insulated gate being set in electric machine controller
Bipolar transistor) because calorific value is big become important heat source, simultaneously because the building ring of electric vehicle and hybrid vehicle
Border temperature is at 70 DEG C or more, and therefore, existing thin-film capacitor is faced with the challenge of hot environment in the application of automobile.
The environment temperature scope of design of general electric machine controller is -40 DEG C~85 DEG C.But with the continuous development of technology
And the growth requirement of high power density, severeer requirement is proposed to the operating temperature of electric machine controller, needs motor control
Device can work normally within the temperature range of -40 DEG C~105 DEG C.So the low high-temperature stability of existing thin-film capacitor and
The calorific value of IGBT is larger to become the heat safe short slab of electric machine controller.
Utility model content
The utility model provides a kind of electric machine controller and vehicle, which can be pacified by setting in plate
The first cooling duct, the second cooling duct of dress portion both sides respectively cool down thin-film capacitor and IGBT, to solve existing electricity
The problem of machine controller high temperature resistance difference.
In order to achieve the above objectives, the utility model provides following technical scheme：
A kind of electric machine controller, including plate-like mounting section, the plate-like mounting section are provided with first surface and deviate from institute
The second surface for stating first surface, further include be installed on the first surface the first electronic component and the second electronic component, with
And it is installed on the second surface and the cover board opposite with first positions of electronic parts；
The first cooling duct is formed between the plate-like mounting section and the cover board；It is provided with and passes through on the cover board
The first through hole worn its thickness and be in fluid communication with first cooling duct；
It is formed between the plate-like mounting section and second electronic component and connects with first cooling duct fluid
The second logical cooling duct, and be provided through on the plate-like mounting section its thickness and with second cooling duct fluid
Second through-hole of connection.
Preferably, the second surface setting is fluted, and the groove forms first cooling duct.
Preferably, the first surface is provided with the flange for installing second electronic component, the flange and institute
It states the cavity that plate-like mounting section and second electronic component surround and forms second cooling duct.
Preferably, the plate-like mounting section is provided through the third through-hole of its thickness, first cooling duct and institute
It states and is in fluid communication by the third through-hole between the second cooling duct.
Preferably, the first through hole and the third through-hole be set to the opposite both ends in first cooling duct and
The third through-hole and second through-hole both ends that be set to second cooling duct opposite.
Preferably, it is fixedly connected between the cover board and the plate-like mounting section, and pacifies in the cover board and the plate
It is both provided with sealing element between dress portion and between second electronic component and the plate-like mounting section.
Preferably, it is welded to connect between the cover board and the plate-like mounting section.
Preferably, it when second electronic component is provided with two or more, is arranged parallel between second electronic component
Row；Second electronic component is provided with multiple needle-shaped wings for heat dissipation in the side surface towards second cooling duct
Piece.
Preferably, first electronic component is thin-film capacitor；Second electronic component is IGBT.
In addition, the utility model additionally provides a kind of vehicle, which includes any one that above-mentioned technical proposal provides
Electric machine controller.
Compared with prior art, the utility model has the advantages that：
Electric machine controller provided by the utility model is provided with interconnected first on two surfaces of plate-like mounting section
Cooling duct and the second cooling duct, and the second through-hole in the first through hole and plate-like mounting section on cover board forms cooling lead to
The entrance in road, the cooling medium by flowing through entrance take away the heat that the electronic components such as thin-film capacitor, IGBT generate, with
It realizes the cooling to electronic components such as thin-film capacitor and IGBT, while reducing the operating ambient temperature of electric machine controller, can make
Electric machine controller works in the normal temperature range, and then improves the stability and reliability of vehicle.Therefore, the electric machine controller
The electronic components such as thin-film capacitor and IGBT can be cooled down respectively by the first and second cooling duct added, by film
The heat that the electronic components such as capacitance and IGBT generate is taken away, and then reduces the operating ambient temperature of electric machine controller, existing to solve
There is the problem of electric machine controller high temperature resistance difference.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the side for electric machine controller that the utility model embodiment provides；
Fig. 2 is the structural schematic diagram of the other side of the electric machine controller provided in Fig. 1；
Fig. 3 is the structural schematic diagram of the side of the plate-like mounting section provided in Fig. 1；
Fig. 4 is the structural schematic diagram of the other side of the plate-like mounting section provided in Fig. 1；
Fig. 5 is the structural schematic diagram of the cover board of the electric machine controller provided in Fig. 1.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model embodiment provides a kind of electric machine controller and vehicle, and the electric machine controller is by being arranged in plate
The first cooling duct, the second cooling duct of mounting portion both sides respectively cool down the first and second electronic component, by first,
The heat that two electronic components generate is taken away, and then can reduce the operating ambient temperature of electric machine controller.First and second electronic component
Can be the electronic components such as thin-film capacitor, IGBT.
Wherein, it please refers to Fig.1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the motor control that a kind of embodiment of the utility model provides
Device 1, the electric machine controller 1 include plate-like mounting section, and plate-like mounting section is provided with first surface 111 and deviates from first surface
111 second surface 112, further include be installed on first surface 111 the first electronic component 12 and the second electronic component 13 and
It is installed on second surface 112 and cover board corresponding with 12 position of the first electronic component 14；As shown in Fig. 1 and Fig. 2 structures, motor
Controller 1 includes shell 11, and plate-like mounting section is a part for shell 11, and plate-like mounting section side is provided with first surface
111, and the other side of plate-like mounting section is provided with second surface 112, first surface 111 is disposed opposite to each other with second surface 112,
I.e. first surface 111 and second surface 112 are separately positioned on the both sides of plate-like mounting section, are mounted on the first table of plate-like mounting section
First electronic component 12 and three the second electronic components 13 in face 111, are also covered on the second surface 112 of plate-like mounting section
Cover board 14, one, two, three or more can be arranged in the second electronic component 13, and particular number can be according to actual needs
It is configured, when two or more second electronic components 13 are arranged on plate-like mounting section, the second electronic component 13 is simultaneously
Row arrangement or array distribution plate-like mounting section first surface 111, to facilitate cooling and heat dissipation to the second electronic component 13；
The installation position of first electronic component 12 and the second electronic component 13 can be interchanged, and can also be adjusted, be not limited in Fig. 1
Distribution form；Plate-like mounting section can be platy structure, can also be provided with and be provide with the first electronic component 12 and the second electronics member
The cover of part 13；First electronic component can be the electronic components such as thin-film capacitor, IGBT；Second electronic component may be film
The electronic components such as capacitance, IGBT.
The first cooling duct 15 is formed between plate-like mounting section and cover board 14；Its thickness is provided through on cover board 14
Degree and the first through hole 141 being in fluid communication with the first cooling duct 15；As shown in Fig. 2, Fig. 4 and Fig. 5 structure, with setting the
The second surface 112 that the first surface 111 of the plate-like mounting section of one electronic component 12 and the second electronic component 13 is away from each other is arranged
There is cover board 14, for being radiated, being cooled down to the first electronic component 12 is formed between plate-like mounting section and cover board 14
One cooling duct 15, as shown in Fig. 4 structures, the first cooling duct 15 can be by being arranged the second surface 112 in plate-like mounting section
Groove formed, naturally it is also possible to the first cooling duct 15 is formed in side of the cover board 14 towards plate-like mounting section, and unlimited
Structure type in Fig. 4；Meanwhile in order to realize the circulation of cooling medium in the first cooling duct 15, such as Fig. 2 and Fig. 5 structures
First through hole 141 that is shown, being provided through on cover board 14, it is cold to make cooling medium stream enter first by first through hole 141
But channel 15 or from the first cooling duct 15 flow out；
Second be in fluid communication with the first cooling duct 15 is formed between plate-like mounting section and the second electronic component 13
Cooling duct 16, and be provided through its thickness on plate-like mounting section and lead to the second cooling duct 16 is in fluid communication second
Hole 113.As shown in Fig. 3 structures, the first surface 111 of plate-like mounting section is provided with the second cooling duct 16, the second cooling is logical
Road 16 is surrounded by the flange 115, plate-like mounting section and the second electronic component 13 for protruding from the first surface 111 of plate-like mounting section
It is formed, and the opening of the second electronic component of direction 13 of the second cooling duct 16 is sealed by the second electronic component 13, to pass through
Cooling medium and the second electronic component 13 carry out heat exchange, realize the cooling to the second electronic component 13；In order to simplify heat dissipation knot
Structure, the first cooling duct 15 and the second cooling duct 16 are interconnected, and second be provided through on plate-like mounting section is logical
Hole 113, to make cooling medium stream enter the second cooling duct 15 or be flowed out from the second cooling duct 15 by the second through-hole 113；Such as
Shown in Fig. 3 and Fig. 4 structures, the first cooling duct 15 can be passed through with the second cooling duct 16 by what is be arranged on plate-like mounting section
The third through-hole 115 worn realizes connection, at this point it is possible to the entrance by the first through hole 141 on cover board 14 as cooling medium, and
Outlet by the second through-hole 113 on plate-like mounting section as cooling medium, vice versa, passes through first through hole 141 and second
Through-hole 113 makes cooling medium stream through the first cooling duct 15 and the second cooling duct 16, by the first electronic component 12 and the second electricity
Heat caused by subcomponent 13 is taken away by cooling medium, realizes the cooling to electric machine controller 1.
Above-mentioned electric machine controller 1 during the work time, lead to by the first electronic component 12 and the second electronic component 13 normal work
One in the second through-hole 113 crossed in the first through hole 141 and plate-like mounting section being set on cover board 14 make cooling medium into
Enter the first cooling duct 15 and the second cooling duct 16, then cools down medium in the first cooling duct 15 and the second cooling duct 16
After carrying out heat exchange, from another outflow in first through hole 141 and the second through-hole 113, moves in circles, complete to the first electricity
Cooling, the cooling of subcomponent 12 and the second electronic component 13, while the operating ambient temperature of electric machine controller 1 is reduced, it can make
Electric machine controller 1 works in the normal temperature range, and then improves the stability and reliability of vehicle.
Therefore, which can be cold by the way that the first cooling duct 15, second in plate-like mounting section both sides is arranged
But channel 16 respectively cools down the first electronic component 12 and the second electronic component 13, by the first electronic component 12 and second
The heat that electronic component 13 generates is taken away, and then reduces the operating ambient temperature of electric machine controller 1, is controlled with solving existing motor
The problem of device 1 high temperature resistance difference.
In a kind of specific embodiment, as shown in Fig. 4 structures, the second surface 112 of plate-like mounting section be arranged it is fluted,
Groove forms the first cooling duct 15.
As shown in Fig. 4 structures, the first cooling duct 15 can be by being arranged the groove in the second surface 112 of plate-like mounting section
It is formed, naturally it is also possible to the first cooling duct 15 is formed in side of the cover board 14 towards plate-like mounting section, however it is not limited in Fig. 4
Structure type.Simultaneously as the first cooling duct 15 is formed by the groove for being set to plate-like mounting section, motor control can be reduced
The thickness of device 1 processed, and then reduce the volume of electric machine controller 1, the occasion of narrow space can be suitable for.
Specifically, the first surface 111 of plate-like mounting section is provided with the flange 114 for installing the second electronic component 13,
The cavity that flange 114 is surrounded with plate-like mounting section and the second electronic component 13 forms the second cooling duct 16.Such as Fig. 1 structures institute
Show, is installed there are three the second electronic component 13 in the first surface 111 of plate-like mounting section, the second electronic component 13 can be arranged one
A, two, three or more, particular number can be configured according to actual needs, when the setting two on plate-like mounting section
Or when multiple second electronic components 13, the second electronic component 13 is parallel arranged or array distribution the first of plate-like mounting section
Surface 111, to facilitate cooling and heat dissipation to the second electronic component 13；First electronic component 12 and the second electronic component 13 are set
Seated position can be interchanged, and can also be adjusted, the distribution form being not limited in Fig. 1.
As shown in Fig. 3 structures, the second cooling duct 16 by protrude from the first surface 111 of plate-like mounting section flange 115,
Plate-like mounting section and the second electronic component 13, which surround, to be formed, and the second electronic component of direction 13 of the second cooling duct 16
Opening is sealed by the second electronic component 13, to carry out heat exchange by cooling medium and the second electronic component 13, is realized to second
The cooling of electronic component 13；In order to realize the sealing to the second cooling duct 16, between the second electronic component 13 and flange 115
The sealing elements such as gasket can be provided with, with prevent the cooling medium in the second cooling duct 16 by the second electronic component 13 with
Gap leakage between flange 115.
Further, as shown in Fig. 3 and Fig. 4 structures, plate-like mounting section is provided through the third through-hole of its thickness
115, it is in fluid communication by third through-hole 115 between the first cooling duct 15 and the second cooling duct 16.Third through-hole 115 can be with
It it is one, or multiple.
In order to improve heat transfer effect, as shown in Fig. 2 and Fig. 3 structures, first through hole 141 and third through-hole 115 are set to the
To be set to the second cooling duct 16 opposite two for the opposite both ends in one cooling duct 15 and third through-hole 115 and the second through-hole 113
End.
In order to improve the sealing effect of the first cooling duct 15 and the second cooling duct 16, the leakage of cooling medium is prevented,
Be fixedly connected between cover board 14 and plate-like mounting section, and between cover board 14 and plate-like mounting section and each second electronics member
It is both provided with sealing element between part 13 and plate-like mounting section.Between cover board 14 and plate-like mounting section can by being welded to connect,
It can achieve a fixed connection by bonding connection, or by fasteners such as screws.Sealing element can be gasket, sealing ring etc.
Arbitrary sealing structure.
As shown in Fig. 1 structures, when the second electronic component 13 being set on plate-like mounting section is two or more, the second electricity
Parallel arranged between subcomponent 13.Due to parallel arranged, the thickness of entire electric machine controller 1 between the second electronic component 13
Reach minimum, therefore, it is possible to reduce the thickness of electric machine controller 1, and then reduces the volume of electric machine controller 1, make above-mentioned motor
Controller 1 can be installed on the occasion of narrow space.
On the basis of above-mentioned various embodiments, in order to further increase the heat dissipation effect of the second electronic component 13 and prevent
It damages because of overheat, is provided with towards a side surface of the second cooling duct 16 for radiating in each second electronic component 13
Multiple pin fins (Pin-fin).It, not only can be in the second electronics in order to improve the heat exchanger effectiveness of the second electronic component 13
One side surface of element 13 towards the second cooling duct 16 is provided with multiple pin fins, and cooling fin, heat pipe etc. can also be arranged
Any other type of radiator structure makes in order to accelerate cooling efficiency by the heat exchange of radiator structure and cooling medium
Cooling medium takes away more heats, to ensure that the second electronic component 13 can be operated in normal temperature range, further carries
The functional reliability of high electric machine controller 1.
In the specific use process, the first electronic component 12 can be thin-film capacitor；Second electronic component 13 can be
IGBT；Certainly, the first electronic component 12 and the second electronic component 13 are not limited to thin-film capacitor and IGBT mentioned above, may be used also
Think any other electronic component.
In addition, the utility model additionally provides a kind of vehicle, which includes any one electricity that above-described embodiment provides
Machine controller 1.Above-mentioned vehicle can be electric vehicle, hybrid vehicle, or general-utility car.
Obviously, those skilled in the art the utility model embodiment can be carried out various modification and variations without departing from
The spirit and scope of the utility model.In this way, if these modifications and variations of the present invention belong to the utility model right
It is required that and its within the scope of equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of electric machine controller, including plate-like mounting section, the plate-like mounting section is provided with first surface and away from described
The second surface of first surface, which is characterized in that further include the first electronic component and the second electricity for being installed on the first surface
Subcomponent and it is installed on the second surface and the cover board opposite with the position of the first electronic component；
The first cooling duct is formed between the plate-like mounting section and the cover board；It is provided through it on the cover board
Thickness and the first through hole being in fluid communication with first cooling duct；
It is formed between the plate-like mounting section and second electronic component and is in fluid communication with first cooling duct
Second cooling duct, and be provided through its thickness on the plate-like mounting section and be in fluid communication with second cooling duct
The second through-hole.
2. electric machine controller according to claim 1, which is characterized in that the second surface setting is fluted, described recessed
Slot forms first cooling duct.
3. electric machine controller according to claim 1, which is characterized in that the first surface is provided with described for installing
The flange of second electronic component, the cavity that the flange is surrounded with the plate-like mounting section and second electronic component are formed
Second cooling duct.
4. electric machine controller according to claim 1, which is characterized in that the plate-like mounting section is provided through its thickness
Third through-hole, be in fluid communication by the third through-hole between first cooling duct and second cooling duct.
5. electric machine controller according to claim 4, which is characterized in that the first through hole is arranged with the third through-hole
It is logical with second through-hole it to be set to second cooling in the opposite both ends in first cooling duct and the third through-hole
The opposite both ends in road.
6. electric machine controller according to claim 1, which is characterized in that solid between the cover board and the plate-like mounting section
Fixed connection, and installed between the cover board and the plate-like mounting section and in second electronic component and the plate
Sealing element is both provided between portion.
7. electric machine controller according to claim 6, which is characterized in that welded between the cover board and the plate-like mounting section
It connects in succession.
8. electric machine controller according to claim 1, which is characterized in that there are two the second electronic component settings or more
When a, parallel arranged between second electronic component；Second electronic component is towards the one of second cooling duct
Side surface is provided with multiple pin fins for heat dissipation.
9. according to claim 1-8 any one of them electric machine controllers, which is characterized in that first electronic component is film
Capacitance；Second electronic component is IGBT.
10. a kind of vehicle, which is characterized in that including such as claim 1-9 any one of them electric machine controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820356539.4U CN207966965U (en) | 2018-03-15 | 2018-03-15 | A kind of electric machine controller and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820356539.4U CN207966965U (en) | 2018-03-15 | 2018-03-15 | A kind of electric machine controller and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207966965U true CN207966965U (en) | 2018-10-12 |
Family
ID=63743773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820356539.4U Active CN207966965U (en) | 2018-03-15 | 2018-03-15 | A kind of electric machine controller and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207966965U (en) |
-
2018
- 2018-03-15 CN CN201820356539.4U patent/CN207966965U/en active Active
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