CN212910500U - Integrated water-cooling/air-cooling heat dissipation system of motor controller - Google Patents
Integrated water-cooling/air-cooling heat dissipation system of motor controller Download PDFInfo
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- CN212910500U CN212910500U CN202020388425.5U CN202020388425U CN212910500U CN 212910500 U CN212910500 U CN 212910500U CN 202020388425 U CN202020388425 U CN 202020388425U CN 212910500 U CN212910500 U CN 212910500U
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Abstract
The utility model provides a motor controller integrated water-cooling/air-cooling heat dissipation system, which comprises a controller box body, wherein a power board, a shielding board and a main control board are sequentially arranged in the controller box body from the bottom to the top at intervals in a stacking way, and a main power device and a water-cooling radiator are arranged between the bottom side of the power board and the bottom of the controller box body; the shielding plate is arranged on the power board and can perform blowing and heat dissipation on the power board through the fan arranged on the shielding plate, and an airflow exchange port is formed between the edge of the shielding plate and the inner wall of the controller box body; the main control board is arranged on the shielding board, an opening formed in the main control board is communicated with the air inlet end of the fan, and air above the main control board can be conveyed to the fan. The utility model discloses a mode that air-cooled system and water-cooled system combined together provides a machine controller water-cooling/air-cooling integration heat dissipation scheme.
Description
Technical Field
The utility model relates to a machine controller's cooling system structure.
Background
In recent years, the whole new energy automobile industry has a vigorous development situation under the support of a policy of vigorously advocating the development of new energy automobiles in China. The electric drive system as a power output unit of the whole vehicle determines the power performance of the electric vehicle, so the electric drive system is called as the heart of a new energy vehicle, and the importance of the electric drive system is remarkable. For the development work of the motor controller structure, the quality of a heat dissipation system is directly related to the stability of product performance and the safety of a vehicle form. Accordingly, the design of heat dissipation systems has been attracting increasing attention of practitioners in its dominant position.
Regarding the heat dissipation requirement, the components requiring heat dissipation inside the motor controller include: the power supply comprises a main power device, a high-current PCB, other electronic devices (such as a power supply inductance device, a support capacitor, a bleeder resistor and the like) and the like. However, the existing cooling system schemes for the motor controller mostly focus on heat dissipation of the main power device and the support capacitor, that is, heat dissipation is performed in a water cooling manner. However, for some motor controllers with PCB and its accompanying components heat dissipation requirements, there is often no good solution. The heat dissipation scheme of the common PCB and the attached devices is as follows: the heat of the heat dissipation part is transferred to nearby metal shell accessories through heat-conducting media (Gapfiller, heat-conducting pads and the like) so as to achieve the purpose of fixed-point heat dissipation. However, this approach often has insurmountable problems: 1) a heat dissipation base body matched with fixed-point heat dissipation is difficult to design on the metal box body; 2) under the condition of high-voltage devices or PCB heat dissipation, the heat dissipation structure is difficult to realize reliable insulation; 3) devices needing heat dissipation are not distributed in a centralized mode, and the disordered heat source distribution causes difficulty for a structure dissipating heat at a given point.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a machine controller integration water-cooling/air-cooling system, under the prerequisite that keeps efficient water-cooling heat dissipation, increase the air-cooling heat dissipation in the system to solve as above present technical scheme's defect provides the integrated machine controller heat dissipation scheme that the radiating efficiency is high, the heat dissipation is comprehensive, easily realize for machine controller development personnel.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a machine controller integration water-cooling/forced air cooling system which characterized in that: including the controller box to stack the interval by bottom to top in proper order and install power board, shield plate and main control board in the controller box, wherein:
a main power device and a water-cooling radiator are arranged between the bottom side of the power board and the bottom of the controller box body, and the water-cooling radiator can radiate the main power device;
the shielding plate is arranged on the power board and can perform blowing and heat dissipation on the power board through the fan arranged on the shielding plate, and an airflow exchange port is formed between the edge of the shielding plate and the inner wall of the controller box body;
the main control board is arranged on the shielding board, the periphery of the main control board and the inner wall of the controller box body are not sealed, an opening is formed in the main control board, the opening is communicated with the air inlet end of the fan, and air above the main control board can be conveyed to the fan.
The integrated water-cooling/air-cooling heat dissipation system of the motor controller is characterized in that: the main control board is provided with devices needing heat dissipation, and heat dissipation fins are added on the devices needing heat dissipation and are positioned above the main control board.
The integrated water-cooling/air-cooling heat dissipation system of the motor controller is characterized in that: the device requiring heat dissipation is a master chip.
The integrated water-cooling/air-cooling heat dissipation system of the motor controller is characterized in that: box body radiating fins are arranged on the inner wall of the controller box body corresponding to the air flow exchange ports.
The integrated water-cooling/air-cooling heat dissipation system of the motor controller is characterized in that: the controller box body is made of metal materials.
The integrated water-cooling/air-cooling heat dissipation system of the motor controller is characterized in that: one or more of a capacitor, an inductor, a resistor and a PCB are mounted on the power board.
The integrated water-cooling/air-cooling heat dissipation system of the motor controller is characterized in that: the fan is installed in the central position of shield plate, the opening of main control board arranges the central position of main control board.
The integrated water-cooling/air-cooling heat dissipation system of the motor controller is characterized in that: the shielding plate is rectangular, and the air flow exchange port is formed between the midpoint position of each side of the shielding plate and the inner wall of the controller box body.
The utility model has the advantages of as follows:
1. the utility model provides a water cooling/air cooling integrated heat dissipation scheme of a motor controller by combining an air cooling system and a water cooling system;
2. the power board and the main control board are symmetrically arranged on two sides of the shielding board, and the shielding board has the functions of electromagnetic shielding, fan installation, airflow circulation path planning and the like;
3. the inner wall of the controller box is provided with box body radiating fins, so that a good system convection heat exchange effect can be achieved;
4. the utility model discloses a main control board is arranged and the peripheral air current exchange mouth design of shield plate with the symmetry of power board, has realized that the air current flows at main control board and power board advection, can reach high-efficient even radiating effect.
Drawings
Fig. 1 is a schematic diagram of a half-section structure of an integrated water-cooling/air-cooling heat dissipation system of a motor controller.
Fig. 2 is a top view of the integrated water-cooling/air-cooling heat dissipation system of the motor controller provided by the present invention.
Fig. 3 is an air circulation schematic diagram of the integrated water-cooling/air-cooling heat dissipation system of the motor controller provided by the present invention.
Fig. 4 is a schematic diagram of an internal structure of a controller box of the integrated water-cooling/air-cooling heat dissipation system of the motor controller.
Fig. 5 is a schematic diagram of a power board structure of the integrated water-cooling/air-cooling heat dissipation system of the motor controller provided by the present invention.
Description of reference numerals: a controller case 1; 1-1 of box body radiating fins; 1-2 of a water-cooled radiator; a fan 2; a main control board 3; 3-1 of radiating fins; a main chip 3-2; a shield plate 4; a power board 5; a capacitor 5-1; 5-2 of an inductor; 5-3 of a resistor; 5-4 of PCB; main power device 6
Detailed Description
The utility model is directed to the above problem, a integrated machine controller heat dissipation scheme that the radiating efficiency is high, the heat dissipation is comprehensive, easily realize is provided.
As shown in fig. 1 and fig. 2, the utility model provides a motor controller integrated water-cooling/air-cooling heat dissipation system mainly includes controller box 1 to by bottom to top in controller box 1 stack gradually the interval install power board 5, shield plate 4 and main control board 3, and seal the open-top with roof (not shown in fig. 1), wherein:
a main power device 6 and a water-cooling radiator 1-2 are arranged between the bottom side of the power board 5 and the bottom of the controller box 1, the main power device 6 arranged on the radiating surface of the water-cooling radiator 1-2 can be radiated, and for some schemes, a supporting capacitor can also be radiated;
the power board 5 is typically structured as shown in fig. 5, the mounted devices needing heat dissipation are a capacitor 5-1, an inductor 5-2, a resistor 5-3 and a PCB5-4, the power board 5 is arranged on the main power device 6, and a heat dissipation system is required to actively dissipate heat of the PCB5-4 and the attached devices thereon;
the shielding plate 4 has an electromagnetic shielding function, is arranged on the power plate 5, and performs blowing and heat dissipation on the power plate 5 through the fan 2 arranged at the center position of the shielding plate 4, an airflow exchange port is formed between each edge center position of the shielding plate 4 and the inner wall of the controller box 1, and when the fan 2 starts to work, the airflow exchange port is used as an interaction port for air at the upper side and the lower side of the shielding plate 4;
the main control board 3 is arranged on the shielding board 4, the periphery of the main control board is not sealed with the inner wall of the controller box 1, the main control board and the shielding board 5 form a shape of a Chinese character 'hui', an opening is arranged at the center of the main control board 3, and the opening is communicated with the air inlet end of the fan 2 so as to convey air above the main control board 3 to the fan 2; the main control board 3 is also provided with devices (such as a main chip 3-2 and the like) which need heat dissipation, so that the main control board 3 can be also subjected to heat dissipation by the advective wind above the main control board 3, and it needs to be noted that in order to obtain a better heat dissipation effect, the heat dissipation fins 3-1 can be added for the devices (such as the main chip 3-2) with conditions, so that the heat dissipation effect of the devices can be greatly increased;
meanwhile, in order to better dissipate heat of the circulating airflow, box body heat dissipation fins 1-1 can be additionally arranged on the inner wall of the controller box body 1 corresponding to each airflow exchange port; when the air current flows through the case body heat dissipation fins 1-1, the heat of the air current is efficiently transferred to the controller case body 1, and the heat is transferred to the environment through the outer surface of the controller case body 1, and of course, the material of the controller case body 1 is preferably made of a metal material so as to facilitate heat dissipation.
As shown in fig. 3, which is a schematic diagram of a heat dissipation airflow circulation path of the present invention, when the fan 2 operates, the fan blows downward onto the upper surface of the power board 5, and forms a laminar airflow from the center to the periphery on the upper surface of the power board 5, so as to take away the heat of the electronic component on the power board 5, and then flows upward through the airflow exchange port between the power board 5 and the inner wall of the controller case 1, at the airflow exchange port, the case heat dissipation fins 1-1 transfer the heat in the airflow to the controller case 1, and then the heat is transferred to the outside air by the outer wall of the controller case 1 to be dissipated, and the airflow passing through the airflow exchange port crosses the main control board 3, changes into a laminar flow, collects the heat on the main control board 3, collects the airflow by the opening at the center of the main control board 3 to be supplied to the fan 2, and blows again to the power board 5 by the fan 2, the above steps are repeated to form a heat dissipation airflow circulation.
It is thus clear that the utility model has the advantages of as follows:
1. the utility model provides a water cooling/air cooling integrated heat dissipation scheme of a motor controller by combining an air cooling system and a water cooling system;
2. the power board and the main control board are symmetrically arranged on two sides of the shielding board, and the shielding board has the functions of electromagnetic shielding, fan installation, airflow circulation path planning and the like;
3. the inner wall of the controller box is provided with box body radiating fins, so that a good system convection heat exchange effect can be achieved;
4. the utility model discloses a main control board is arranged and the peripheral air current exchange mouth design of shield plate with the symmetry of power board, has realized that the air current flows at main control board and power board advection, can reach high-efficient even radiating effect.
The foregoing description is intended to be illustrative, rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations, or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. The utility model provides a machine controller integration water-cooling/forced air cooling system which characterized in that: including the controller box to stack the interval by bottom to top in proper order and install power board, shield plate and main control board in the controller box, wherein:
a main power device and a water-cooling radiator are arranged between the bottom side of the power board and the bottom of the controller box body, and the water-cooling radiator can radiate the main power device;
the shielding plate is arranged on the power board and can perform blowing and heat dissipation on the power board through the fan arranged on the shielding plate, and an airflow exchange port is formed between the edge of the shielding plate and the inner wall of the controller box body;
the main control board is arranged on the shielding board, the periphery of the main control board and the inner wall of the controller box body are not sealed, an opening is formed in the main control board, the opening is communicated with the air inlet end of the fan, and air above the main control board can be conveyed to the fan.
2. The integrated water-cooling/air-cooling heat dissipation system of the motor controller according to claim 1, characterized in that: the main control board is provided with devices needing heat dissipation, and heat dissipation fins are added on the devices needing heat dissipation and are positioned above the main control board.
3. The integrated water-cooling/air-cooling heat dissipation system of the motor controller according to claim 2, characterized in that: the device requiring heat dissipation is a master chip.
4. The integrated water-cooling/air-cooling heat dissipation system of the motor controller according to claim 1, characterized in that: box body radiating fins are arranged on the inner wall of the controller box body corresponding to the air flow exchange ports.
5. The integrated water-cooling/air-cooling heat dissipation system of the motor controller according to claim 1, characterized in that: the controller box body is made of metal materials.
6. The integrated water-cooling/air-cooling heat dissipation system of the motor controller according to claim 1, characterized in that: one or more of a capacitor, an inductor, a resistor and a PCB are mounted on the power board.
7. The integrated water-cooling/air-cooling heat dissipation system of the motor controller according to claim 1, characterized in that: the fan is installed in the central position of shield plate, the opening of main control board arranges the central position of main control board.
8. The integrated water-cooling/air-cooling heat dissipation system of the motor controller according to claim 1, characterized in that: the shielding plate is rectangular, and the air flow exchange port is formed between the midpoint position of each side of the shielding plate and the inner wall of the controller box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020388425.5U CN212910500U (en) | 2020-03-24 | 2020-03-24 | Integrated water-cooling/air-cooling heat dissipation system of motor controller |
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| CN202020388425.5U CN212910500U (en) | 2020-03-24 | 2020-03-24 | Integrated water-cooling/air-cooling heat dissipation system of motor controller |
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| CN212910500U true CN212910500U (en) | 2021-04-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405817A (en) * | 2020-03-24 | 2020-07-10 | 北京稳力科技有限公司 | Integrated water-cooling/air-cooling heat dissipation system of motor controller |
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- 2020-03-24 CN CN202020388425.5U patent/CN212910500U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405817A (en) * | 2020-03-24 | 2020-07-10 | 北京稳力科技有限公司 | Integrated water-cooling/air-cooling heat dissipation system of motor controller |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210622 Address after: 527326 Building 2, area o, Foshan (Yunfu) industrial transfer park, Silao Town, Yuncheng district, Yunfu City, Guangdong Province Patentee after: Steady Power (Guangdong) Technology Co.,Ltd. Address before: 100176 8th floor, guipai building, 51-2 Jingyuan North Street, Yizhuang Economic and Technological Development Zone, Daxing District, Beijing Patentee before: BEIJING WENLI TECH Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210929 Address after: Room 101, 1f, building 5, yard 9, Fengyuan street, Daxing District, Beijing 100162 Patentee after: BEIJING WENLI TECH Co.,Ltd. Address before: 527326 Building 2, area o, Foshan (Yunfu) industrial transfer park, Silao Town, Yuncheng district, Yunfu City, Guangdong Province Patentee before: Steady Power (Guangdong) Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
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Effective date of registration: 20220624 Address after: 527326 Building 2, area o, Foshan (Yunfu) industrial transfer park, Silao Town, Yuncheng district, Yunfu City, Guangdong Province Patentee after: Steady Power (Guangdong) Technology Co.,Ltd. Address before: Room 101, 1f, building 5, yard 9, Fengyuan street, Daxing District, Beijing 100162 Patentee before: BEIJING WENLI TECH Co.,Ltd. |