CN217037589U - Electric vehicle controller - Google Patents
Electric vehicle controller Download PDFInfo
- Publication number
- CN217037589U CN217037589U CN202220416695.1U CN202220416695U CN217037589U CN 217037589 U CN217037589 U CN 217037589U CN 202220416695 U CN202220416695 U CN 202220416695U CN 217037589 U CN217037589 U CN 217037589U
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- CN
- China
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- electric vehicle
- vehicle controller
- metal plate
- wire holder
- bottom plate
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- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses an electric vehicle controller, comprising: casing and the bottom plate of setting on the casing are provided with the control panel in the casing, and the control panel includes: the control circuit board is provided with at least one row of power devices and a plurality of wire holders or/and a plurality of connectors; the shell is provided with a wire holder mounting opening or/and a connector mounting opening, the inner side edge openings of the wire holder and the corresponding wire holder mounting opening or/and the inner side edge openings of the connector and the corresponding connector mounting opening are/is provided with a sealing ring, and the back surface of the power device is attached to the shell through a heat-conducting insulating pad; the bottom plate includes: the metal plate and the cladding body cladding the metal plate in the metal plate are arranged on the bottom plate, and the bottom plate is provided with protruding supporting parts which are opposite to each row of power devices in a one-to-one correspondence manner; the inner side of the coating body is provided with a plurality of pressing pad columns used for pressing the sealing rings at the connector mounting opening or/and the wire holder mounting opening. The electric vehicle controller can be widely applied to controllers of various electric vehicles.
Description
Technical Field
The utility model relates to a controller, in particular to an electric vehicle controller.
Background
As shown in fig. 1, a base plate 4 of a conventional electric vehicle controller is generally cut and stamped from a galvanized sheet. In the long-term use process, the section of the iron plate formed by cutting is exposed outside, and the iron plate is very easy to corrode and rust, so that the appearance and the service life of the product are influenced. Of course, secondary galvanization may be performed after the press forming, but this greatly increases the manufacturing cost. In addition, after the control panel 2 is installed, the bottom plate 4 can be fixed on the shell 1 only after the soft rubber pad 3 needs to be placed accurately, and the assembly is very troublesome; moreover, as the soft rubber cushion 3 is soft and easy to deform, when the assembling personnel mount the controller, if the flattening of the controller cannot be guaranteed, the tightness of the whole controller can be affected after the bottom plate 4 is fastened, so that outside dust and water vapor enter the controller, components on the control panel 2 are damaged due to corrosion, and the reliability and stability of the controller are reduced.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: provided is an electric vehicle controller which can be easily assembled and can greatly improve the corrosion resistance of a base plate.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: an electric vehicle controller comprising: casing and the bottom plate of setting on the casing, the casing in be provided with the control panel, the control panel includes: the control circuit board is provided with at least one row of power devices, a plurality of wire holders or/and a plurality of connectors; the shell is provided with wire holder mounting openings which are in one-to-one correspondence with the wire holders or/and connector mounting openings which are in one-to-one correspondence with the connectors, the wire holders penetrate through the corresponding wire holder mounting openings or/and the connectors penetrate through the corresponding connector mounting openings, in addition, the wire holders are sleeved with sealing rings which are pressed against the inner side edge openings of the corresponding wire holder mounting openings or/and the connector sleeves are sleeved with sealing rings which are pressed against the inner side edge openings of the corresponding connector mounting openings, the back surfaces of the power devices are attached to the shell through heat-conducting insulating pads; the bottom plate includes: the metal plate and the cladding body cladding the metal plate in the metal plate, the cladding body forms a soft cushion layer on the inner side of the metal plate, and the bottom plate is provided with convex supporting parts which are opposite to each row of power devices in a one-to-one correspondence manner, so that the corresponding surfaces of the power devices are abutted against the corresponding convex supporting parts; and a plurality of pressing cushion columns used for pressing the sealing rings at the connector mounting port or/and the wire holder mounting port are arranged on the cushion layer of the coating body.
As a preferable aspect, in the electric vehicle controller, the cover is a soft rubber cover.
As a preferable scheme, in the electric vehicle controller, the soft rubber coating is a rubber coating or a silica gel coating.
As a preferable scheme, in the electric vehicle controller, the metal plate is provided with a plurality of through glue through holes.
Preferably, in the controller for an electric vehicle, the metal plate is an iron plate, an aluminum plate or a steel plate.
In the electric vehicle controller, preferably, the inner side of the housing is provided with a heat dissipation platform facing the power devices on the control circuit board, and the back surfaces of all the power devices are attached to the heat dissipation platform through a heat conductive insulating film.
As a preferable scheme, in the electric vehicle controller, a plurality of heat dissipation fins are arranged on the outer side of the housing corresponding to the heat dissipation platform.
As a preferable scheme, in the controller for electric vehicle, the power device is a power MOS transistor.
The utility model has the beneficial effects that: the metal plate is wrapped in the soft rubber to form the bottom plate of the integrated structure, so that the soft rubber positioned on the inner side forms the soft cushion which cannot be deformed, the mounting process of the controller is simplified, the working efficiency is improved, and the labor cost is reduced; the sealing effect of the electric vehicle controller is ensured, the waterproof grade is improved, the corrosion and damage of dust and water vapor to components of the controller can be effectively prevented, and the reliability and stability of the controller are improved; in addition, the heat dissipation effect of the power device is improved by arranging the heat dissipation platform on the inner side of the shell and arranging the heat dissipation fins on the outer side of the shell.
Drawings
Fig. 1 is a schematic diagram of an explosive structure of the controller in the background art.
The reference numerals in fig. 1 are respectively: 1. the device comprises a shell, 2, a control panel, 3, a soft rubber cushion, 4 and a bottom plate.
Fig. 2 is a schematic diagram of an exploded structure of the controller according to the present invention.
Fig. 3 is a partially sectional schematic diagram of an explosive structure of the controller according to the present invention.
Fig. 4 is a second schematic diagram of the explosion structure of the controller in partial section.
Reference numerals in fig. 2 to 4 are respectively; 1. the connector comprises a shell, 11, a first connector mounting port, 12, a second connector mounting port, 13, a third connector mounting port, 14, a first wire holder mounting port, 15, a second wire holder mounting port, 18, a radiating fin, 2, a control panel, 20, a control circuit board, 21, an 8-core socket, 211, a first sealing ring, 22, a 16-core socket, 221, a second sealing ring, 23, a 6-core socket, 231, a third sealing ring, 24, a two-hole wire holder, 241, a fourth sealing ring, 25, a three-hole wire holder, 251, a fifth sealing ring, 28, a power MOS (metal oxide semiconductor) tube, 4, a bottom plate, 40, a metal plate, 401, a glue through hole, 41, a soft glue coating body, 411, a compression pad column, 412, a protrusion supporting part, 5 and a heat-conducting insulating pad.
Detailed Description
The following describes in detail an embodiment of an electric vehicle controller according to the present invention with reference to the accompanying drawings:
example 1:
as shown in fig. 2, an electric vehicle controller according to the present invention includes: casing 1, the bottom plate 4 of setting on casing 1, casing 1 in be provided with control panel 2, control panel 2 includes: a control circuit board 20, wherein the control circuit board 20 is provided with a row of power MOS transistors 28, a two-hole wire holder 24, a three-hole wire holder 25, an 8-core socket 21, a 16-core socket 22 and a 6-core socket 23, and the housing 1 is provided with a first wire holder mounting port 14 corresponding to the two-hole wire holder 24, a second wire holder mounting port 15 corresponding to the three-hole wire holder 25, a first connector mounting port 11 corresponding to the 8-core socket 21, a second connector mounting port 12 corresponding to the 16-core socket 22 and a third connector mounting port 13 corresponding to the 6-core socket 23; the two-hole wire holder 24 is sleeved with a fourth sealing ring 241 and then penetrates through a first wire holder mounting opening 14 on the housing 1 (belonging to the conventional technology in the field and not described herein), the three-hole wire holder 25 is sleeved with a fifth sealing ring 251 and then penetrates through a second wire holder mounting opening 15 on the housing 1 (belonging to the conventional technology in the field and not described herein), the 8-core socket 21 is sleeved with a first sealing ring 211 and then penetrates through a first connector mounting opening 11 on the housing 1 (belonging to the conventional technology in the field and not described herein), the 16-core socket 22 is sleeved with a second sealing ring 221 and then penetrates through a second connector mounting opening 12 on the housing 1 (belonging to the conventional technology in the field and not described herein), the 6-core socket 23 is sleeved with a third sealing ring 231 and then penetrates through a third connector mounting opening 13 on the housing 1 (belonging to the conventional technology in the field, not described herein); the inner side of the casing 1 is provided with a heat dissipation platform (belonging to the conventional technology in the field and not described herein) facing the power MOS transistors 28 on the control circuit board 20, the back surfaces of the row of power MOS transistors 28 are attached to the heat dissipation platform (belonging to the conventional technology in the field and not described herein) on the inner side of the casing 1 through the heat-conducting insulating pad 5, and the outer side of the casing 1 is provided with a plurality of heat dissipation fins 18 corresponding to the heat dissipation platform; as shown in fig. 3, the base plate 4 includes: the metal plate 40 and the soft glue coating body 41 coating the metal plate 40 therein, the soft glue coating body 41 forms a soft cushion layer on the inner side of the metal plate 40, and the bottom plate 4 is provided with a convex supporting part 412 which is opposite to the row of power MOS tubes 28, so that the front surface of the row of power MOS tubes 28 is abutted against the convex supporting part 412; the cushion layer of the soft rubber coating body 41 is provided with a plurality of pressing pad columns 411 which are used for pressing a first sealing ring 211 at the inner edge opening of the first connector mounting opening 11, a second sealing ring 221 at the inner edge opening of the second connector mounting opening 12, a third sealing ring 231 at the inner edge opening of the third connector mounting opening 13, a fourth sealing ring 241 at the inner edge opening of the first wire holder mounting opening 14 and a fifth sealing ring 251 at the inner edge opening of the second wire holder mounting opening 15.
Example 2:
as shown in fig. 4, the other structure of the controller for electric vehicle according to the present invention is completely the same as that of embodiment 1 except that a plurality of glue passing through holes 401 are formed on the metal plate 40, and is not repeated herein.
In practical applications, the metal plate 40 is usually made of an iron plate, an aluminum plate or a steel plate; the soft rubber coating 41 is a rubber coating or a silica gel coating.
Therefore, the utility model is not limited to the specific embodiments, but rather, all changes and modifications that can be made without departing from the spirit and scope of the utility model are intended to be embraced by the appended claims.
Claims (9)
1. An electric vehicle controller comprising: casing, the bottom plate of setting on the casing, the casing in be provided with the control panel, the control panel includes: the control circuit board is provided with at least one row of power devices and a plurality of wire holders or/and a plurality of connectors; the shell is provided with wire holder mounting openings which are in one-to-one correspondence with the wire holders or/and connector mounting openings which are in one-to-one correspondence with the connectors, the wire holders penetrate through the corresponding wire holder mounting openings or/and the connectors penetrate through the corresponding connector mounting openings, in addition, the wire holders are sleeved with sealing rings which are pressed against the inner side edge openings of the corresponding wire holder mounting openings or/and the connector sleeves are sleeved with sealing rings which are pressed against the inner side edge openings of the corresponding connector mounting openings, the back surfaces of the power devices are attached to the shell through heat-conducting insulating pads; it is characterized in that the bottom plate comprises: the metal plate and the cladding body cladding the metal plate in the metal plate form a soft cushion layer on the inner side of the metal plate, and the bottom plate is provided with convex supporting parts which are opposite to each row of power devices in a one-to-one correspondence manner, so that the corresponding surfaces of the power devices are abutted against the corresponding convex supporting parts; and a plurality of pressing cushion columns used for pressing the sealing rings at the connector mounting port or/and the wire holder mounting port are arranged on the cushion layer of the coating body.
2. The electric vehicle controller of claim 1, wherein the cover is a soft gel cover.
3. The electric vehicle controller of claim 2, wherein the soft gel coating is a rubber coating or a silicone coating.
4. The electric vehicle controller according to claim 1, wherein the metal plate has a plurality of through-holes for glue passage.
5. The electric vehicle controller according to claim 1, wherein the metal plate is an iron plate, an aluminum plate, or a steel plate.
6. The electric vehicle controller according to any one of claims 1 to 5, characterized in that an inner side of the housing is provided with a heat dissipation platform facing the power devices on the control circuit board, and the back surfaces of all the power devices are abutted against the heat dissipation platform through a thermally conductive insulating film.
7. The electric vehicle controller according to claim 6, wherein a plurality of heat dissipating fins are provided on an outer side of the housing corresponding to the heat dissipating platform.
8. The electric vehicle controller of claim 7, wherein the power device is a power MOS transistor.
9. The electric vehicle controller of claim 6, wherein the power device is a power MOS transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220416695.1U CN217037589U (en) | 2022-02-26 | 2022-02-26 | Electric vehicle controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220416695.1U CN217037589U (en) | 2022-02-26 | 2022-02-26 | Electric vehicle controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217037589U true CN217037589U (en) | 2022-07-22 |
Family
ID=82451076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220416695.1U Active CN217037589U (en) | 2022-02-26 | 2022-02-26 | Electric vehicle controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217037589U (en) |
-
2022
- 2022-02-26 CN CN202220416695.1U patent/CN217037589U/en active Active
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