CN218499475U - Double-sided cooling structure for motor controller - Google Patents
Double-sided cooling structure for motor controller Download PDFInfo
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- CN218499475U CN218499475U CN202222010459.2U CN202222010459U CN218499475U CN 218499475 U CN218499475 U CN 218499475U CN 202222010459 U CN202222010459 U CN 202222010459U CN 218499475 U CN218499475 U CN 218499475U
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- cooling
- cooling structure
- motor controller
- cooling channel
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Abstract
The utility model provides a two-sided cooling structure for machine controller, include: the cooling structure body is arranged on the motor controller and is internally provided with a cooling channel; the rear connecting end part is arranged on the cooling structure body; the front liquid port end part is provided with a liquid inlet and a liquid outlet which are respectively communicated with two ends of the cooling channel; wherein, the inlet is used for leading-in heat transfer medium, the liquid outlet is used for deriving heat transfer medium, be equipped with flow distribution plate and baffle in the cooling channel, the flow distribution plate is used for making cooling channel to be separated into a plurality of subchannels, the baffle is used for with the cooling channel is separated into the U-shaped and is in order to realize two-sided cooling. The utility model discloses a set up the flow distribution plate in cooling channel, can avoid the heat transfer medium only along the problem of flowing bottom the flow path that the heat transfer medium that leads to because of acceleration of gravity, therefore improved the heat exchange efficiency of this equipment substantially.
Description
Technical Field
The utility model relates to a high-speed rotating electrical machines controller of hydrogen fuel cell system especially relates to a two-sided cooling structure for machine controller.
Background
With the increasing shortage of global energy and the high-speed development of the automobile industry, new energy automobiles gradually come into the lives of people. New energy vehicles mainly include pure electric vehicles, hybrid electric vehicles and fuel vehicles. Since the former two have short endurance, fuel automobiles are expected to be thick.
At present, a motor applied to driving an air compressor on a hydrogen fuel cell system has a high rotating speed which can reach hundreds of thousands of revolutions; the great challenges brought to the switching frequency and the thermal design of the motor controller are limited by the factors of the space and the volume of the hydrogen fuel cell BOP, and if the power devices (SiC, DC-Link, and the like) in the controller are not reasonably and effectively designed for heat dissipation, the controller is inevitably heated to a high degree, the performance is weakened if the temperature is low, and safety accidents occur if the temperature is high.
When the existing controller cooling structure works, a heat exchange medium in the existing controller cooling structure can only flow along the bottom of a flow channel under the action of gravity acceleration, and dead zones are generated on the flow channel, so that the controller can not be effectively cooled.
In view of this, the utility model discloses it is special.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two-sided cooling structure for machine controller to solve the technical problem who exists among the prior art.
A dual sided cooling structure for a motor controller comprising:
the cooling structure body is arranged on the motor controller and is internally provided with a cooling channel;
the rear connecting end part is arranged on the cooling structure body;
the front liquid port end part is provided with a liquid inlet and a liquid outlet which are respectively communicated with two ends of the cooling channel;
wherein, the inlet is used for leading-in heat transfer medium, the liquid outlet is used for deriving heat transfer medium, be equipped with flow distribution plate and baffle in the cooling channel, the flow distribution plate is used for making cooling channel to be separated into a plurality of subchannels, the baffle is used for with the cooling channel is separated into the U-shaped and is in order to realize two-sided cooling.
In this scheme, the inlet all links to each other with cooling system with the liquid outlet, the heat transfer medium after the leading-in cooling system cooling of inlet, cooling system is derived to the heat transfer medium after the liquid outlet absorbs the heat with cooling structure, through setting up the cooling structure body on motor controller, the cooling to motor controller can be realized to the heat absorption of the heat transfer medium that flows in the cooling channel, the rethread sets up the flow distribution plate in cooling channel, the problem of the heat transfer medium only follow runner bottom of can avoiding heat transfer medium to lead to because of acceleration of gravity is walked, therefore the heat exchange efficiency of this equipment has been improved substantially.
In a further aspect of the present invention, the rear connection end portion and the front liquid port end portion are all provided with a connection lug for fixing the cooling structure.
In a further aspect of the present invention, the cooling structure body is provided with a limiting groove, the limiting groove is cylindrical, and is used for connecting with the motor controller.
The utility model discloses an in the further scheme, this internal cooling chamber that is equipped with of cooling structure, cooling channel comprises the cooling chamber, be equipped with the baffle in the cooling chamber, it is a plurality of divide the passageway quilt the baffle is kept apart and is the U-shaped.
In a further aspect of the present invention, the two ends of the branch channel are connected to the inlet and the outlet respectively.
In a further aspect of the present invention, a seal groove is provided on the front liquid port end for installing a seal ring.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a make inlet and liquid outlet all link to each other with cooling system, the heat transfer medium after the leading-in cooling system cooling of inlet, cooling system is derived to the heat transfer medium after the liquid outlet absorbs the heat with cooling structure, through setting up the cooling structure body on machine controller, the heat transfer medium that flows in the cooling channel can realize the cooling to machine controller to the machine controller heat absorption, the rethread sets up the flow distribution plate in cooling channel, the problem of the heat transfer medium only bottom the flow distribution plate of following that can avoid heat transfer medium to lead to because of gravity acceleration, therefore the heat exchange efficiency of this equipment has been improved substantially, can realize two-sided cooling through the baffle in order to realize this structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a double-sided cooling structure for a motor controller according to an embodiment of the present invention;
FIG. 2 is a schematic view of a structure inside a cooling chamber according to one embodiment of the present invention
Fig. 3 is a schematic structural diagram of a cooling channel according to an embodiment of the present invention; reference numerals
100. Double-sided cooling structure for motor controller
1. Sealing ring groove 2 and liquid inlet
3. Liquid outlet 4 and front liquid outlet end
5. Cooling structure body 6, rear connection end portion
8. Connecting lug 9 and flow distribution plate
10. Partition board
Detailed Description
In order to make the above and other features and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings. It is understood that the specific embodiments described herein are for purposes of illustration only and are not intended to be limiting.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
A first aspect of the present invention provides a double-sided cooling structure 100 for a motor controller, comprising:
the cooling structure body 5 is arranged on the motor controller and is internally provided with a cooling channel;
a rear connection end portion 6 provided on the cooling structure body 5;
the front liquid port end part 4 is provided with a liquid inlet 2 and a liquid outlet 3 which are respectively communicated with two ends of the cooling channel;
the liquid inlet 2 is used for leading in a heat exchange medium, the liquid outlet 3 is used for leading out the heat exchange medium, and a flow distribution plate 9 is arranged in the cooling channel and used for enabling the cooling channel to be divided into a plurality of sub-channels.
In this scheme, inlet 2 and liquid outlet 3 all link to each other with cooling system, the heat transfer medium after 2 leading-in cooling system cooling of inlet, cooling system is derived to the heat transfer medium after 3 with the cooling structure heat absorption of liquid outlet, through setting up cooling structure body 5 on motor controller, the heat transfer medium that flows in the cooling channel can realize the cooling to motor controller to the motor controller heat absorption, the rethread sets up flow distribution plate 9 in cooling channel, the problem of the only flow channel bottom of heat transfer medium that can avoid the heat transfer medium to lead to because of gravity acceleration is walked, therefore the heat exchange efficiency of this equipment has been improved substantially.
In a further aspect of the present invention, the rear connection end portion 6 and the front liquid port end portion 4 are all provided with a connection lug 8 for fixing the cooling structure.
In a further aspect of the present invention, the cooling structure body 5 is provided with a limiting groove, which is cylindrical, for connecting with the motor controller.
In a further aspect of the present invention, a cooling cavity is provided in the cooling structure body 5, a partition 10 is provided in the cooling cavity, and the partition is divided into a plurality of channels and separated by the partition 10 into U-shaped channels.
In a further aspect of the present invention, the two ends of the branch channel are connected to the inlet 2 and the outlet 3 respectively.
In a further aspect of the present invention, a sealing ring groove 1 is provided on the front liquid port end portion 4 for installing a sealing ring.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a make inlet 2 and liquid outlet 3 all link to each other with cooling system, the leading-in heat transfer medium after the cooling system cooling of inlet 2, cooling system is derived to the heat transfer medium after liquid outlet 3 absorbs the heat with the cooling structure, through setting up cooling structure body 5 on motor controller, the cooling to motor controller can be realized to the heat absorption of the heat transfer medium that flows in the cooling channel to motor controller heat absorption, the rethread sets up flow distribution plate 9 in cooling channel, the problem that the cooling that can avoid heat transfer medium to lead to because of gravitational acceleration only walks along the runner bottom, therefore the heat exchange efficiency of this equipment has been improved substantially.
In the utility model, the double-sided water cooler is compatible with the heat dissipation design of two rows of SiC at the same time; the cooling flow channel is composed of 2 parallel flow guide grooves, each unit is formed by combining the same number of flow channels, and the sectional areas of the flow channels are different; the cooling area is provided with a slope behind the liquid inlet, so that dead zones caused by sudden increase of the drainage area are effectively avoided; the cooling area is also provided with a slope in front of the liquid outlet, so that the water resistance caused by the sudden reduction of the watershed interface can be effectively avoided from being greatly increased, and the corner structures of the cooling area are all in a round angle shape, so that the water resistance of a cooling water channel can be effectively reduced.
Further, it should be understood by those skilled in the art that if the embodiment of the present invention provides a double-sided cooling structure for a motor controller, all or part of the sub-modules involved are combined and replaced by fusing, simple changing, mutual changing, etc., such as placing and moving positions of the components; or the products formed by the components are integrally arranged; or a detachable design; any combined component can form a device/apparatus/system with specific function, and such a device/apparatus/system is used to replace the corresponding component in the present invention.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. A dual sided cooling structure for a motor controller, comprising:
the cooling structure body is arranged on the motor controller and is internally provided with a cooling channel;
the rear connecting end part is arranged on the cooling structure body;
the front liquid port end part is provided with a liquid inlet and a liquid outlet which are respectively communicated with two ends of the cooling channel;
the liquid inlet is used for leading in heat exchange media, the liquid outlet is used for leading out heat exchange media, a flow distribution plate and a partition plate are arranged in the cooling channel, the flow distribution plate is used for enabling the cooling channel to be divided into a plurality of sub-channels, and the partition plate is used for dividing the cooling channel into U-shaped parts to achieve double-sided cooling.
2. The double-sided cooling structure for the motor controller according to claim 1, wherein the rear connection end portion and the front liquid port end portion are provided with connection lugs for fixing the cooling structure.
3. The double-sided cooling structure for the motor controller according to claim 2, wherein a limiting groove is formed in the cooling structure body, and the limiting groove is cylindrical and used for being connected with the motor controller.
4. The double-sided cooling structure for a motor controller according to claim 3, wherein a plurality of the subchannels are partitioned by the partition in a U-shape.
5. The double-sided cooling structure for the motor controller according to claim 4, wherein two ends of the sub-channel are respectively connected with the liquid inlet and the liquid outlet.
6. The double-sided cooling structure for the motor controller according to claim 5, wherein a seal ring groove is provided on the front liquid port end portion for mounting a seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222010459.2U CN218499475U (en) | 2022-08-02 | 2022-08-02 | Double-sided cooling structure for motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222010459.2U CN218499475U (en) | 2022-08-02 | 2022-08-02 | Double-sided cooling structure for motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218499475U true CN218499475U (en) | 2023-02-17 |
Family
ID=85186020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222010459.2U Active CN218499475U (en) | 2022-08-02 | 2022-08-02 | Double-sided cooling structure for motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218499475U (en) |
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2022
- 2022-08-02 CN CN202222010459.2U patent/CN218499475U/en active Active
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