CN211210268U - High-efficient heat dissipation controller - Google Patents
High-efficient heat dissipation controller Download PDFInfo
- Publication number
- CN211210268U CN211210268U CN201921235552.5U CN201921235552U CN211210268U CN 211210268 U CN211210268 U CN 211210268U CN 201921235552 U CN201921235552 U CN 201921235552U CN 211210268 U CN211210268 U CN 211210268U
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- controller
- block
- cover
- upper cover
- heat dissipation
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Abstract
The utility model discloses a high-efficient heat dissipation controller, including bottom plate radiator, upper cover, circuit board and radiating block, the bottom plate radiator with sealing connection between the upper cover, upper cover department has the opening, the opening part sealing connection of radiating block and upper cover, the power device has on the circuit board, the radiating block with the power device butt is used for doing the power device heat dissipation. The utility model discloses a controller radiating effect is good.
Description
Technical Field
The utility model relates to a controller field, concretely relates to high-efficient heat dissipation controller.
Background
The motor controller is an integrated circuit which controls the motor to work according to the set direction, speed, angle and response time through active work. In the electric vehicle, the motor controller is used for converting the electric energy stored in the power battery into the electric energy required by the driving motor according to instructions of gears, an accelerator, a brake and the like so as to control the running states of the electric vehicle such as starting operation, advancing and retreating speed, climbing force and the like, or assisting the electric vehicle to brake and storing part of brake energy into the power battery. It is one of the key components of an electric vehicle. The circuit board of the motor controller contains power devices, so that the heat productivity is large in the using process, and the heat dissipation of the controller can not meet the requirement although the traditional controller is provided with a heat dissipation plate, a heat dissipation block and other components.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at overcoming the defects of the prior art and providing a high-efficient heat dissipation controller.
The technical scheme is as follows: the utility model provides a high-efficient heat dissipation controller, includes bottom plate radiator, upper cover, circuit board and radiating block, the bottom plate radiator with sealing connection between the upper cover, upper cover department has the opening, the opening part sealing connection of radiating block and upper cover, the power device has on the circuit board, the radiating block with the power device butt is used for doing the power device heat dissipation.
Further, the bottom plate radiator is an aluminum profile radiating bottom plate, and the upper cover is a plastic upper cover.
Further, the lower surface of the bottom plate heat radiator is provided with a plurality of heat radiating fins, and the bottom plate heat radiator is also provided with a plurality of mounting holes.
Furthermore, one side of the upper cover is provided with a functional interface connected with the circuit board.
Furthermore, a sealing ring or sealing glue is arranged between the bottom plate radiator and the upper cover.
Further, the top of the upper cover is also provided with a dust cover, and the dust cover and the upper cover are connected through a buckle.
Furthermore, the opening of the upper cover is connected with the heat dissipation block in a sealing mode through a sealing ring or sealing glue.
Furthermore, the heat dissipation block comprises an abutting block and a cover-shaped block which is connected with the abutting block and used for being meshed with the opening of the upper cover, the cover-shaped block and the opening of the upper cover are in sealing connection through a sealing ring or sealant, and a plurality of grooves are formed in the top of the cover-shaped block; and a heat-conducting insulating silica gel sheet is clamped between the power device and the abutting block.
Further, the radiating block is made of die-casting aluminum and is integrally formed.
Further, the thickness of heat conduction insulating silica gel piece is 1mm, and coefficient of heat conductivity is 2.0.
Has the advantages that: the utility model discloses a controller, through relating to two heat dissipation units, one is that the whole heat dissipation to the circuit board is realized to the radiating bottom plate, and another carries out key heat dissipation to the power device on the circuit board through the radiating block to the promotion of the holistic radiating effect to the circuit board is realized. And the overall design performance of the controller is excellent, the layout is reasonable, and the square waterproof sealing performance is good.
Drawings
FIG. 1 is a schematic cross-sectional view of a controller;
FIG. 2 is a perspective view of the controller;
FIG. 3 is a first exploded view of the controller;
fig. 4 is a second exploded view of the controller.
Detailed Description
Reference numerals: 1, covering the cover; 1.1 dust cover; 2 a base plate radiator; 2.1 heat dissipation fins; 2.2 sealing rings; 2.3 installing holes; 3.1 a circuit board; 3.2 power devices; 3.3 function interface; 4, a heat dissipation block; 4.1 a cap-shaped block; 4.2 abutting the block; 4.3 heat-conducting insulating silica gel sheet.
The following is described in detail with reference to FIGS. 1-4: the utility model provides a high-efficient heat dissipation controller, includes bottom plate radiator 2, upper cover 1, circuit board 3.1 and radiating block 4, bottom plate radiator 2 with sealing connection between the upper cover 1, upper cover 1 department has the opening, the opening part sealing connection of radiating block 4 and upper cover 1, power device 3.2 has on the circuit board 3.1, radiating block 4 with power device 3.2 butt is used for doing power device 3.2 dispels the heat.
The bottom plate radiator 2 is an aluminum profile radiating bottom plate, and the upper cover 1 is a plastic upper cover. The lower surface of the bottom plate radiator 2 is provided with a plurality of radiating fins 2.1, and the bottom plate radiator 2 is also provided with a plurality of mounting holes 2.3. And a functional interface 3.3 connected with the circuit board is arranged on one side of the upper cover 1. And a sealing ring 2.2 or sealant is arranged between the bottom plate radiator 2 and the upper cover 1. The top of the upper cover 1 is also provided with a dust cover 1.1, and the dust cover 1.1 and the upper cover 1 are connected through a buckle. The opening of the upper cover 1 is hermetically connected with the heat dissipation block 4 through a sealing ring or sealant. The heat dissipation block comprises an abutting block and a cover-shaped block which is connected with the abutting block and used for being meshed with an opening of the upper cover, the cover-shaped block and the opening of the upper cover are connected in a sealing mode through a sealing ring or sealant, and a plurality of grooves are formed in the top of the cover-shaped block; and a heat-conducting insulating silica gel sheet 4.3 is clamped between the power device and the abutting block. The radiating block 4 is made of die-cast aluminum and is integrally formed. The thickness of the heat-conducting insulating silica gel sheet 4.3 is 1mm, and the heat conductivity coefficient is 2.0.
As shown in fig. 1-4, the utility model discloses a controller is at the in-process of work, and on the one hand the radiating bottom plate can dispel the heat to power device, and on the other hand, power device's heat can be transmitted to the radiating block, distributes away from the radiating block to the radiating block top has a plurality of recesses, and is similar with radiating fin's effect in fact, can play fine radiating effect, thereby carries out the ascending heat dissipation of two directions to power device, has increased the radiating effect. And have the dust cover, increase dustproof effect, the convenience of wiring has also been increased to the functional interface of upper cover one side.
Although the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.
Claims (10)
1. The utility model provides a high-efficient heat dissipation controller, its characterized in that, includes bottom plate radiator, upper cover, circuit board and radiating block, the bottom plate radiator with sealing connection between the upper cover, upper cover department has the opening, the opening part sealing connection of radiating block and upper cover, the power device has on the circuit board, the radiating block with the power device butt is used for doing the power device dispels the heat.
2. The controller of claim 1, wherein the base plate heat sink is an aluminum profile heat sink base plate and the top cover is a plastic top cover.
3. The controller of claim 1, wherein the bottom plate heat sink has a plurality of heat fins on a lower surface thereof and a plurality of mounting holes thereon.
4. The controller of claim 1, wherein a functional interface is mounted on one side of the top cover for connection to the circuit board.
5. The controller of claim 1, wherein a sealing ring or sealant is disposed between the base plate heat sink and the top cover.
6. The controller for efficient heat dissipation of claim 1, wherein the top of the top cover further comprises a dust cover, and the dust cover and the top cover are connected by a snap.
7. The controller for high efficiency heat dissipation of claim 1, wherein the opening of the top cover and the heat dissipation block are hermetically connected by a sealing ring or sealant.
8. The controller of claim 1, wherein the heat dissipation block comprises an abutting block and a cover block connected with the abutting block and used for being engaged with an opening of the upper cover, the cover block and the opening of the upper cover are connected in a sealing mode through a sealing ring or sealant, and a plurality of grooves are formed in the top of the cover block; and a heat-conducting insulating silica gel sheet is clamped between the power device and the abutting block.
9. The controller of claim 8, wherein the slug is die cast aluminum and is integrally formed.
10. The controller according to claim 8, wherein the thermally conductive and insulating silicone sheet has a thickness of 1mm and a thermal conductivity of 2.0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921235552.5U CN211210268U (en) | 2019-08-01 | 2019-08-01 | High-efficient heat dissipation controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921235552.5U CN211210268U (en) | 2019-08-01 | 2019-08-01 | High-efficient heat dissipation controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211210268U true CN211210268U (en) | 2020-08-07 |
Family
ID=71883862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921235552.5U Active CN211210268U (en) | 2019-08-01 | 2019-08-01 | High-efficient heat dissipation controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211210268U (en) |
-
2019
- 2019-08-01 CN CN201921235552.5U patent/CN211210268U/en active Active
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