CN216721785U - Controller with good heat dissipation function - Google Patents
Controller with good heat dissipation function Download PDFInfo
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- CN216721785U CN216721785U CN202123452422.7U CN202123452422U CN216721785U CN 216721785 U CN216721785 U CN 216721785U CN 202123452422 U CN202123452422 U CN 202123452422U CN 216721785 U CN216721785 U CN 216721785U
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- heat dissipation
- aluminum plate
- controller
- dissipation aluminum
- screw hole
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Abstract
The utility model discloses a controller with a good heat dissipation function, which belongs to the field of controllers and comprises a plastic shell, a heat dissipation aluminum plate and a control plate, wherein the plastic shell is provided with an installation inner cavity, the heat dissipation aluminum plate and the control plate are installed in the installation inner cavity, the heat dissipation aluminum plate is arranged between the control plate and the inner wall of the plastic shell, a power device of the control plate is arranged on one side facing the heat dissipation aluminum plate, heat dissipation silica gel is arranged between the heat dissipation aluminum plate and the control plate, the heat dissipation silica gel is respectively in contact with the heat dissipation aluminum plate and the power device, a hollow part is arranged in the middle of the plastic shell, the local heat dissipation aluminum plate is exposed from the hollow part, when the power device of the control plate generates heat, the heat can be transferred to the heat dissipation aluminum plate and dissipated from the hollow part in the middle of the plastic shell without being conducted to the shell through the heat dissipation aluminum plate, the heat dissipation effect is better, and the controller is more direct and efficient. And the shell is made of plastic materials, so that the cost is lower compared with the traditional aluminum shell.
Description
Technical Field
The utility model relates to the field of controllers, in particular to a controller with a good heat dissipation function.
Background
The controller inevitably generates heat in the working process, so the heat needs to be quickly conducted to the outside in time through the heat dissipation structure, otherwise, the functions of related electronic elements of the controller are affected, and even the related electronic elements of the controller are burnt, and finally, the controller cannot work.
At present, most of heat dissipation methods of a power device part (mos tube) of a control board in a controller are that an aluminum substrate is directly pasted on a heating source, then the aluminum substrate is pasted on a shell, the shell is made of an aluminum material, and after the mos tube of the control board generates heat, the heat can be transmitted to the aluminum shell through the aluminum substrate and dissipated.
For example, a six-tube controller structure of an electric vehicle with publication number CN208001413U, includes a heat dissipation case, a bottom plate and a pcb board therebetween, wherein a power tube is disposed on a side of the pcb board close to the heat dissipation case, a heat dissipation surface of the power tube faces the heat dissipation case, an aluminum substrate having heat conduction and insulation functions is disposed on the heat dissipation surface in a contact manner, and the aluminum substrate and the heat dissipation case are in contact heat conduction.
However, in the existing controller, one control board is generally configured on one aluminum shell, and a pair of aluminum shells needs to be opened again for control boards with different size changes, so that the cost is high, and the heat dissipation effect is not good due to the heat dissipation mode of transmitting the heat to the aluminum shells through the aluminum substrate, which is not beneficial to the heat dissipation of the controller.
Disclosure of Invention
The utility model aims to provide a controller with good heat dissipation function.
The technical scheme of the utility model is as follows: controller with good heat dissipation function, its characterized in that, including plastic casing, heat dissipation aluminum plate and control panel, the plastic casing has the installation inner chamber, heat dissipation aluminum plate and control panel are installed in the installation inner chamber, heat dissipation aluminum plate establishes between the inner wall of control panel and plastic casing, and the power device of control panel establishes on one side towards heat dissipation aluminum plate, is equipped with heat dissipation silica gel between heat dissipation aluminum plate and the control panel, and heat dissipation silica gel touches with heat dissipation aluminum plate and power device respectively and connects, the centre of plastic casing is equipped with fretwork department, and local heat dissipation aluminum plate exposes from fretwork department.
The further optimization scheme of the utility model is as follows: and a placement groove for placing a power device is formed in one side of the heat dissipation aluminum plate facing the control plate.
The further optimization scheme of the utility model is as follows: the edge of the hollow-out part of the plastic shell is provided with a blocking edge, and the heat dissipation aluminum plate is contacted and connected with the rear part of the blocking edge.
The further optimization scheme of the utility model is as follows: the plastic shell is provided with an opening for installing the heat dissipation aluminum plate and the control panel into the installation inner cavity.
The further optimization scheme of the utility model is as follows: the inner wall of the plastic shell is provided with a threaded hole, the heat dissipation aluminum plate is provided with a first screw hole, the control panel is provided with a second screw hole, the threaded hole is in butt joint with the first screw hole, the first screw hole and the second screw hole, and the screw penetrates through the second screw hole and the first screw hole to be connected with the threaded hole in the plastic shell.
The further optimization scheme of the utility model is as follows: all be equipped with the support on four angles of heat dissipation aluminum plate, the support is used for supporting the control panel, wherein be equipped with above-mentioned screw hole one on the support at two diagonal angles.
The further optimization scheme of the utility model is as follows: the heat dissipation aluminum plate is provided with a protruding part which is inserted into the hollow part and exposed outside the plastic shell.
The further optimization scheme of the utility model is as follows: and a plurality of radiating fins are arranged on the part of the convex part exposed outside the plastic shell.
The further optimization scheme of the utility model is as follows: and a plurality of radiating grooves are arranged on the end surface of the exposed end of the raised part.
Compared with the prior art, the plastic shell has the advantages that the heat dissipation aluminum plate is arranged between the control plate and the inner wall of the plastic shell, the power device of the control plate is arranged on one side facing the heat dissipation aluminum plate, the heat dissipation silica gel is arranged between the heat dissipation aluminum plate and the control plate and is respectively in contact with the heat dissipation aluminum plate and the power device, the hollow part is arranged in the middle of the plastic shell, the local heat dissipation aluminum plate is exposed out of the hollow part, when the power device of the control plate generates heat, the heat can be transferred to the heat dissipation aluminum plate and is dissipated out of the hollow part in the middle of the plastic shell, the heat does not need to be conducted to the shell through the heat dissipation aluminum plate and is dissipated out, the heat dissipation effect is better, and the heat dissipation effect is more direct and efficient. And the shell is made of plastic materials, so that the cost is lower compared with the traditional aluminum shell.
Drawings
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the background art and explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.
Fig. 1 is a first structural diagram of the present invention.
FIG. 2 is a second schematic structural diagram of the present invention.
Fig. 3 is an exploded view of the present invention.
Fig. 4 is a schematic diagram of the control board structure.
Fig. 5 is a schematic structural diagram of the heat dissipating aluminum plate.
Fig. 6 is a schematic structural view of the plastic case.
FIG. 7 is a cut-away view of the first embodiment of the present invention.
FIG. 8 is a second cut away view of the present invention.
In the figure: 1. a control panel; 2. a second screw hole; 3. a plastic shell; 4. a threaded hole; 5. hollowing out; 6. a heat dissipation aluminum plate; 7. a heat sink; 8. a heat dissipating fin; 9. a support; 10. a first screw hole; 11. a placing groove; 12. a raised portion; 13. blocking edges; 14. a power device; 15. installing an inner cavity; 16. and (4) opening.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the utility model.
It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined or explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element which is referred to must have a specific orientation, be constructed in a specific orientation and operation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 8, the controller with good heat dissipation function includes a plastic housing 3, a heat dissipation aluminum plate 6 and a control board 1, the plastic housing 3 has an installation cavity 15, and the heat dissipation aluminum plate 6 and the control board 1 are installed in the installation cavity 15.
Fig. 7 shows, heat dissipation aluminum plate 6 establishes between the inner wall of control panel 1 and plastic casing 3, power device 14 of control panel 1 establishes on one side towards heat dissipation aluminum plate 6, be equipped with heat dissipation silica gel between heat dissipation aluminum plate 6 and the control panel 1, heat dissipation silica gel touches with heat dissipation aluminum plate 6 and power device 14 respectively, heat dissipation silica gel has low thermal resistance, high heat conductivility and high compliance, heat dissipation silica gel's high compliance can reduce required pressure between power device 14, thereby can fully contact with power device 14 and improve heat conduction efficiency simultaneously, power device 14 of control panel 1 includes the mos pipe, when control panel 1 starts work, the mos pipe is as the main source that generates heat of control panel 1, the mos pipe can produce a large amount of heats, the heat can be conducted on heat dissipation aluminum plate 6 through heat dissipation silica gel.
Preferably, a placement groove 11 for placing the power device 14 is formed in one side of the heat-radiating aluminum plate 6 facing the control board 1, and when the heat-radiating aluminum plate 6 and the control board 1 are sequentially installed in the plastic shell 3, the power device 14 on the control board 1 is located in the placement groove 11, so that the structure is more compact.
As shown in fig. 1 to 3, a hollow portion 5 is provided in the middle of the plastic casing 3, and a local heat dissipation aluminum plate 6 leaks from the hollow portion 5.
Radiating aluminum plate 6 has good heat conductivity and radiating effect, and at the controller during operation, the mos pipe on control panel 1 produces a large amount of heats, and on heat led radiating aluminum plate 6 fast through heat dissipation silica gel, radiating aluminum plate 6 dispelled the heat from fretwork department 5 again, realizes the quick heat dissipation of controller.
As shown in fig. 7, the edge of the hollow-out portion 5 of the plastic shell 3 is provided with a rib 13, the ribs 13 are arranged at the edges of two opposite sides of the hollow-out portion 5 of the plastic shell 3, and the left and right sides of the heat-dissipating aluminum plate 6 are respectively in contact with the rear portions of the ribs 13 at the two sides.
Fig. 8 shows, be equipped with screw hole 4 on the inner wall of plastic casing 3, be equipped with screw hole one 10 on the heat dissipation aluminum plate 6, be equipped with screw hole two 2 on the control panel 1, two liang of hole site docks of screw hole 4 and screw hole one 10, screw hole one 10 and screw hole two 2, and the screw passes screw hole two 2 and screw hole one 10 and is connected with screw hole 4 on the plastic casing 3, directly fixes heat dissipation aluminum plate 6 and control panel 1 together in the installation inner chamber 15 of plastic casing 3 through the screw.
Preferably, screw hole 4, screw hole 10 and screw hole two 2 all are equipped with two, and two screw holes 4 are established on two diagonal angles in plastic housing 3, and two screw holes 4 are established on the inner wall of both sides shelves 13, and two screw holes 10 are established on two diagonal angles of heat dissipation aluminum plate 6, and two screw holes two 2 are established on two diagonal angles of control panel 1.
As shown in fig. 3, in addition, four corners of the aluminum heat dissipation plate 6 are provided with supports 9, the supports 9 are used for supporting the control panel 1, the top surfaces of the four supports 9 are highly flush, the surface of the control panel 1 is in contact with the top surfaces of the four supports 9, and the two first screw holes 10 are arranged on the two diagonal supports 9.
As shown in fig. 5, 7 and 8, the heat-dissipating aluminum plate 6 is provided with a protruding portion 12 inserted into the hollow portion 5 and exposed outside the plastic shell 3, so that the heat-dissipating aluminum plate 6 can be fully contacted with the outside air, and the heat conducted to the heat-dissipating aluminum plate 6 can be dissipated conveniently.
The part of the convex part 12 exposed outside the plastic shell 3 is provided with a plurality of radiating fins 8, the end face of the exposed end of the convex part 12 is provided with a plurality of radiating grooves 7, and the radiating fins 8 and the radiating grooves 7 increase the radiating area of the convex part 12 exposed outside the plastic shell 3, so that the radiating effect is better.
The back of plastic casing 3 is equipped with opening 16 and is arranged in packing into installation inner chamber 15 with heat dissipation aluminum plate 6 and control panel 1, and the bore of opening 16 is greater than heat dissipation aluminum plate 6 and control panel 1's size, conveniently installs heat dissipation aluminum plate 6 and control panel 1 in installation inner chamber 15.
The plastic case 3 does not have a heat dissipation effect.
The controller with good heat dissipation function provided by the present invention is described in detail above, and the principle and the implementation of the present invention are explained in detail herein by using specific examples, and the above descriptions of the examples are only used to help understanding the present invention and the core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (9)
1. Controller with good heat dissipation function, its characterized in that, including plastic casing, heat dissipation aluminum plate and control panel, the plastic casing has the installation inner chamber, heat dissipation aluminum plate and control panel are installed in the installation inner chamber, heat dissipation aluminum plate establishes between the inner wall of control panel and plastic casing, and the power device of control panel is established on one side towards heat dissipation aluminum plate, is equipped with heat dissipation silica gel between heat dissipation aluminum plate and the control panel, and heat dissipation silica gel touches with heat dissipation aluminum plate and power device respectively and connects, the centre of plastic casing is equipped with fretwork department, and local heat dissipation aluminum plate exposes from the fretwork department.
2. The controller with good heat dissipation function according to claim 1, wherein a placement groove for placing a power device is provided on a side of the heat dissipation aluminum plate facing the control board.
3. The controller with good heat dissipation function according to claim 1, wherein a rib is arranged at the edge of the hollowed-out part of the plastic shell, and the heat dissipation aluminum plate is in contact with the rear of the rib.
4. The controller with good heat dissipation function as claimed in claim 1, wherein the plastic shell is provided with an opening for installing the heat dissipation aluminum plate and the control board into the installation cavity.
5. The controller with good heat dissipation function according to claim 1, wherein a threaded hole is formed in the inner wall of the plastic shell, a first screw hole is formed in the heat dissipation aluminum plate, a second screw hole is formed in the control plate, the threaded hole is in butt joint with the first screw hole, the first screw hole and the second screw hole, and a screw penetrates through the second screw hole and the first screw hole to be connected with a threaded hole in the plastic shell.
6. The controller with good heat dissipation function as claimed in claim 5, wherein four corners of the aluminum heat dissipation plate are respectively provided with a support for supporting the control board, and the first screw holes are provided on two diagonal supports.
7. The controller with good heat dissipation function according to claim 1, wherein the heat dissipation aluminum plate is provided with a protruding portion inserted into the hollow portion and exposed outside the plastic shell.
8. The controller with good heat dissipation function as claimed in claim 7, wherein a plurality of heat dissipation fins are provided on a portion of the protruding portion exposed outside the plastic case.
9. The controller with excellent heat dissipation function as claimed in claim 7, wherein a plurality of heat dissipation grooves are formed on an end surface of the exposed end of the protruding portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123452422.7U CN216721785U (en) | 2021-12-30 | 2021-12-30 | Controller with good heat dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123452422.7U CN216721785U (en) | 2021-12-30 | 2021-12-30 | Controller with good heat dissipation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216721785U true CN216721785U (en) | 2022-06-10 |
Family
ID=81889972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123452422.7U Active CN216721785U (en) | 2021-12-30 | 2021-12-30 | Controller with good heat dissipation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216721785U (en) |
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2021
- 2021-12-30 CN CN202123452422.7U patent/CN216721785U/en active Active
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