CN219437360U - Mounting structure of control panel in power type controller - Google Patents
Mounting structure of control panel in power type controller Download PDFInfo
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- CN219437360U CN219437360U CN202320315597.3U CN202320315597U CN219437360U CN 219437360 U CN219437360 U CN 219437360U CN 202320315597 U CN202320315597 U CN 202320315597U CN 219437360 U CN219437360 U CN 219437360U
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- shell
- control board
- upper shell
- mounting structure
- lower shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model discloses a mounting structure of a control board in a power type controller, which comprises the following components: a housing comprising upper and lower housings joined together, and a control board disposed in the housing, the control board comprising: a printed wiring board, and at least one row of power devices arranged on the printed wiring board; a support is arranged between the lower shell and the printed circuit board, a heat dissipation platform corresponding to the heat dissipation surface of each row of power devices is arranged in the upper shell, and a supporting protruding part corresponding to the other surface of each row of power devices is arranged on the lower shell; the annular bonding surfaces of the upper shell and the lower shell which are mutually bonded are closed-loop and continuous planes, a dispensing groove is formed in the annular bonding surface of the upper shell, an annular sealing rib corresponding to the dispensing groove is arranged on the annular bonding surface of the lower shell, and the annular sealing rib is inserted into the dispensing groove. The mounting structure of the control board of the present utility model can be widely applied to various power controllers such as electric vehicle controllers.
Description
Technical Field
The utility model relates to a power controller, in particular to a mounting structure of a control board in the power controller.
Background
Currently, various power controllers such as conventional electric vehicle controllers generally include: the shell and set up the control panel in the shell, the control panel include: a printed wiring board, and at least one row of power devices arranged on the printed wiring board; the shell includes: the upper shell and the lower shell which are arranged together in a involution way are specifically installed in the following way: the upper shell and the lower shell are provided with annular bonding surfaces which are bonded with each other, the annular bonding surface of the upper shell is provided with annular dispensing grooves, the annular bonding surface of the lower shell is provided with annular sealing ribs corresponding to the dispensing grooves, and the annular sealing ribs are inserted into the dispensing grooves after dispensing the dispensing grooves. Because there is the breach (be provided with corresponding bellying on the lower casing) in the annular laminating face of last casing, when gluing to the point in the gluey recess, glue forms the fall in this breach department to flow downwards under its self gravity's effect, make upper and lower casing glue less in this breach department, thereby influenced the sealed effect between whole upper and lower casing. In addition, the lower shell is directly pressed on the power device, so that most of the power device needs to extend out of the printed circuit board, the size of the shell is increased, the manufacturing cost is increased, the shell is not beneficial to miniaturization, and the power device cannot be applied to occasions with limited installation space. In addition, some flexible pads such as rubber pads are usually arranged between the printed circuit board and the lower shell in the traditional electric vehicle controller, so that the difficulty in installation and positioning is increased, and the assembly efficiency is affected.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the mounting structure of the control panel in the power controller has small volume, good sealing effect and can improve the assembly efficiency.
In order to solve the technical problems, the utility model adopts a technical scheme that: a mounting structure for a control board in a power controller, comprising: the shell and set up the control panel in the shell, the control panel include: the plastic package body of each row of power devices is abutted in a corresponding area on the surface of one side of the printed circuit board facing the upper shell; the shell includes: an upper shell and a lower shell which are arranged together in a involution way; a support is arranged between the lower shell and the printed circuit board, so that the control board is clamped between the upper shell and the lower shell, a heat dissipation platform corresponding to the heat dissipation surface of each row of power devices is arranged in the upper shell, a supporting protruding part corresponding to a corresponding area on the printed circuit board is arranged on the lower shell, and the heat dissipation surface of each row of power devices is abutted against the corresponding heat dissipation platform of the upper shell under the abutting pressure of the corresponding supporting protruding part on the lower shell through an aluminum substrate or an insulating film; the upper shell and the lower shell are respectively provided with annular bonding surfaces which are mutually bonded, the annular bonding surfaces on the upper shell and the lower shell are closed loops and continuous planes, closed-loop dispensing grooves are formed in the annular bonding surfaces of the upper shell along the circumferential direction, annular sealing ribs corresponding to the dispensing grooves are arranged on the annular bonding surfaces of the lower shell, and the annular sealing ribs on the lower shell are inserted into the dispensing grooves of the upper shell.
In one preferable scheme, in the mounting structure of the control board in the power controller, the support is provided with an extending platform matched with the supporting protruding part on the lower shell, and the supporting protruding part on the lower shell is propped against the printed circuit board through the extending platform of the support.
In one preferable scheme, in the mounting structure of the control board in the power controller, at least two positioning columns are arranged on the support, positioning holes corresponding to the positioning columns on the support are arranged on the printed circuit board, and the positioning columns on the support are inserted into the corresponding positioning holes on the printed circuit board.
In one preferable scheme, in the mounting structure of the control board in the power controller, at least one bulge which bulges upwards is arranged on the upper shell, and a glue injection hole is formed in the top wall of the bulge.
In one preferable mode, in the mounting structure of the control board in the power controller, the upper shell is further provided with an exhaust hole.
In one preferable scheme, in the mounting structure of the control board in the power controller, at least two bulges rising upwards are arranged on the upper shell, and the glue injection hole and the air exhaust hole are respectively arranged on the top wall of the corresponding bulge.
As a preferred aspect, in the mounting structure of the control board in the power controller, the control board further includes: and an electrolytic capacitor matched with the corresponding bulge, so that the electrolytic capacitor is arranged in the corresponding bulge.
As a preferred aspect, in the mounting structure of the control board in the power type controller, the control board further includes: the connector comprises at least one wiring seat and at least one connector which are arranged on a printed circuit board, wherein the upper shell is provided with mounting through holes corresponding to the wiring seat and the connector, and the wiring seat and the connector penetrate out of the corresponding mounting through holes on the upper shell.
As a preferable mode, in the mounting structure of the control board in the power type controller, the upper and lower housings are made of metal materials; the support is an insulating support.
In a preferred embodiment, in the mounting structure of the control board in the power controller, the bracket is a plastic bracket.
The beneficial effects of the utility model are as follows: according to the utility model, the annular joint surfaces of the upper shell and the lower shell are set to be a closed-loop continuous plane, so that the glue can completely fill the glue dispensing groove when the glue is dispensed into the glue dispensing groove, and the sealing effect between the whole upper shell and the whole lower shell is ensured; in addition, the supporting protruding part on the lower shell is supported on the power device through the printed circuit board, so that the corresponding part of the power device does not extend out of the printed circuit board, the size of the shell is reduced, the manufacturing cost is reduced, and the application occasions of the shell are widened. In addition, because the support is adopted to support the printed circuit board, the functions of isolating the lower shell from the printed circuit board and supporting the printed circuit board are realized simultaneously, and the support can not deform like a flexible pad, so that the installation and positioning are simpler, and the assembly efficiency is improved.
Drawings
Fig. 1 is a schematic diagram of a power controller according to the present utility model.
FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1.
Fig. 3 is a schematic view of an exploded view of a power controller according to the present utility model.
Fig. 4 is a schematic diagram of an exploded view of another view of the power controller according to the present utility model.
Fig. 5 is a schematic view of the structure of fig. 4 with the lower housing and four screws removed.
The reference numerals in fig. 1 to 5 are respectively: 1. the power MOS tube comprises 100 parts of an aluminum substrate, 2 parts of a control panel, 20 parts of a printed circuit board, 21 parts of a double-position wiring seat, 22 parts of a three-position wiring seat, 23 parts of a double-row eight-core connector, 24 parts of a double-row sixteen-core connector, 25 parts of a double-row six-core connector, 3 parts of an upper shell, 301 parts of a dispensing groove, 302 parts of a heat dissipation platform, 31 parts of a first mounting through hole, 32 parts of a second mounting through hole, 33 parts of a third mounting through hole, 34 parts of a fourth mounting through hole, 35 parts of a fifth mounting through hole, 37 parts of a cylindrical bulge, 371 parts of a glue injection hole, 38 parts of a cylindrical bulge, 381 parts of an exhaust hole, 39 parts of a heat dissipation fin, 4 parts of a lower shell, 401 parts of an annular sealing rib, 402 parts of a support bulge, 49 parts of a heat dissipation fin, 5 parts of a support, 501 parts of a positioning column, 51 parts of an extension platform, 7 parts of a first protection cover, 8 parts of a second protection cover.
Detailed Description
Hereinafter, a specific embodiment of a mounting structure of a control board in a power type controller according to the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, 2 and 4, the mounting structure of a control board in a power controller according to the present utility model includes: a housing formed by upper and lower shells 3 and 4 which are combined together, and a control board 2 arranged in the housing, wherein the control board 2 comprises: a printed circuit board 20, a row of power MOS tubes 1 (power MOS tubes 1 are adopted as power devices) arranged on the printed circuit board 20, a two-position wire holder 21, a double-row eight-core connector 23, a double-row sixteen-core connector 24, a double-row six-core connector 25 and a three-position wire holder 22, wherein a plastic package body of the row of power MOS tubes 1 is abutted against one surface of the printed circuit board 20 facing the upper shell 3, namely, in a corresponding area on the upper surface of the printed circuit board 20, the upper parts of the two-position wire holder 21 are penetrated out of a first mounting through hole 31 on the upper shell 3, the upper parts of the three-position wire holder 22 are penetrated out of a second mounting through hole 32 on the upper shell 3, the upper parts of the double-row eight-core connector 23 are penetrated out of a third mounting through hole 33 on the upper shell 3, the upper parts of the double-row eight-core connector 24 are penetrated out of a fourth mounting through hole 34 on the upper shell 3, and the upper parts of the six-core connector 25 are penetrated out of a fifth mounting through hole 34 on the upper shell 3, and the conventional control board 4 is not penetrated out of a fifth mounting through hole 35 on the upper shell 3, which is further extended between the printed circuit board and a conventional control board and a carrier 4 and a carrier 5 in the technical field which is not developed in the field; the support 5 is provided with at least two positioning columns 501, the printed circuit board 20 is provided with positioning holes corresponding to the positioning columns 501 on the support 5, and the positioning columns 501 on the support 5 are inserted into the corresponding positioning holes on the printed circuit board 20 (which belongs to the conventional technology in the art and is not described herein); the upper housing 3 is provided with a heat dissipation platform 302 corresponding to the heat dissipation surface of the row of power MOS tubes 1, the lower housing 4 is provided with a support protrusion 402 corresponding to a corresponding area where the plastic package body of the row of power MOS tubes 1 is attached to the upper surface of the printed circuit board 20, as shown in fig. 2 and 5, the support 5 is provided with an extension platform 51 matched with the support protrusion 402 on the lower housing 4, and the support protrusion 402 on the lower housing 4 is pressed against the plastic package body of the power MOS tube 1 through the extension platform 51 of the support 5 and the printed circuit board 20, namely: the supporting boss 402 of the lower housing 4 abuts against the protruding platform 51 of the bracket 5, and the protruding platform 51 of the bracket 5 abuts against the surface of the printed circuit board 20 facing the lower housing 4, i.e. the area on the lower surface of the printed circuit board 20 corresponding to the corresponding area where the plastic package body of the row of power MOS tubes 1 abuts against, namely: the extended platform 51 of the bracket 5 is attached to the back surface of the corresponding area of the plastic package body of the row of power MOS tubes 1; the radiating surfaces of the row of power MOS tubes 1 are arranged on the aluminum substrate 100, and the aluminum substrate 100 is abutted against the radiating platform 302 of the upper shell 3; annular bonding surfaces which are mutually bonded are respectively arranged on the upper shell 3 and the lower shell 4, the annular bonding surfaces of the upper shell 3 and the lower shell 4 are closed-loop and continuous planes, a closed-loop dispensing groove 301 is formed in the annular bonding surface of the upper shell 3 along the circumferential direction, an annular sealing rib 401 corresponding to the dispensing groove 301 is arranged on the annular bonding surface of the lower shell 4, and after dispensing is performed in the dispensing groove 301, the annular sealing rib 401 on the lower shell 4 is inserted into the dispensing groove 301 of the upper shell 3; in this embodiment, the upper casing 3 on be provided with two upward uplifted cylindricality bulges 37 and 38, glue injection hole 371 has been seted up on the roof of cylindricality bulge 37, vent 381 has been seted up on the roof of cylindricality bulge 38, control panel 2 still including: electrolytic capacitors that cooperate with the cylindrical bumps 37 and 38 such that portions of the electrolytic capacitors are disposed in the corresponding cylindrical bumps 37 and 38 (as is conventional in the art and will not be described herein).
In practical application, in order to better dissipate heat, the upper and lower shells 3 and 4 are made of metal materials, a plurality of heat dissipation fins 39 are arranged on the surface of the upper shell 3, and a plurality of heat dissipation fins 49 are arranged on the surface of the lower shell 4; because the lower housing 4 is made of metal, the bracket 5 is a plastic bracket, so that the lower housing 4 is insulated from the printed circuit board 20. The heat dissipation surface of the row of power MOS tubes 1 may also be attached to the heat dissipation platform 302 of the upper housing 3 through an insulating film (which belongs to a conventional technology in the art and will not be described herein). The two-position wire holder 21 is provided with a first protective cover 7, and the three-position wire holder 22 is provided with a second protective cover 8.
In the actual production process, after the whole power controller is assembled, glue can be injected into the shell through the glue injection holes 371, so that the two-position wire holder 21, the double-row eight-core connector 23, the double-row sixteen-core connector 24, the double-row six-core connector 25 and the three-position wire holder 22 form a seal with the corresponding first mounting through holes 31, the third mounting through holes 33, the fourth mounting through holes 34, the fifth mounting through holes 35 and the second mounting through holes 32 on the upper shell 3.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, but rather the equivalent variations and modifications in shape, construction, characteristics and spirit according to the scope of the claims should be construed to be included in the scope of the claims.
Claims (10)
1. A mounting structure for a control board in a power controller, comprising: the shell and set up the control panel in the shell, its characterized in that, the control panel include: the plastic package body of each row of power devices is abutted against the corresponding area on one surface of the printed circuit board facing the upper shell; the shell includes: an upper shell and a lower shell which are arranged together in a involution way; a bracket is arranged between the lower shell and the printed circuit board, so that the control board is clamped between the upper shell and the lower shell, a heat dissipation platform corresponding to the heat dissipation surface of each row of power devices is arranged in the upper shell, a supporting protruding part corresponding to the corresponding area on the printed circuit board is arranged on the lower shell, and the heat dissipation surface of each row of power devices is abutted with the corresponding heat dissipation platform on the upper shell under the abutting pressure of the corresponding supporting protruding part on the lower shell through an aluminum substrate or an insulating film; the upper shell and the lower shell are respectively provided with annular bonding surfaces which are mutually bonded, the annular bonding surfaces on the upper shell and the lower shell are closed loops and continuous planes, a closed-loop dispensing groove is formed in the annular bonding surface of the upper shell along the circumferential direction, and annular sealing ribs corresponding to the dispensing groove are arranged on the annular bonding surface of the lower shell, and the annular sealing ribs on the lower shell are inserted into the dispensing groove of the upper shell.
2. The mounting structure of a control board in a power type controller according to claim 1, wherein the bracket is provided with an extension platform which is matched with the support boss on the lower housing, and the support boss on the lower housing is pressed against the printed wiring board by the extension platform of the bracket.
3. The mounting structure of a control board in a power controller according to claim 2, wherein at least two positioning posts are provided on the bracket, positioning holes corresponding to the positioning posts on the bracket are provided on the printed wiring board, and the positioning posts on the bracket are inserted into the corresponding positioning holes on the printed wiring board.
4. The mounting structure of a control board in a power type controller according to claim 1, wherein at least one bulge protruding upwards is arranged on the upper shell, and a glue injection hole is formed in the top wall of the bulge.
5. The mounting structure of a control board in a power type controller according to claim 4, wherein the upper housing is further provided with an exhaust hole.
6. The mounting structure of a control board in a power type controller according to claim 5, wherein at least two bulges protruding upwards are arranged on the upper shell, and the glue injection hole and the air exhaust hole are respectively arranged on the top wall of the corresponding bulge.
7. The mounting structure of a control board in a power type controller according to claim 6, wherein said control board further comprises: and an electrolytic capacitor matched with the corresponding bulge, so that the electrolytic capacitor is arranged in the corresponding bulge.
8. The mounting structure of a control board in a power type controller according to claim 1, wherein said control board further comprises: the connector comprises at least one wiring seat and at least one connector which are arranged on a printed circuit board, wherein the upper shell is provided with mounting through holes corresponding to the wiring seat and the connector, and the wiring seat and the connector penetrate out of the corresponding mounting through holes on the upper shell.
9. The mounting structure of a control board in a power type controller according to any one of claims 1 to 8, wherein the upper and lower housings are each made of a metal material; the support is an insulating support.
10. The mounting structure for a control board in a power type controller according to claim 9, wherein the bracket is a plastic bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320315597.3U CN219437360U (en) | 2023-02-25 | 2023-02-25 | Mounting structure of control panel in power type controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320315597.3U CN219437360U (en) | 2023-02-25 | 2023-02-25 | Mounting structure of control panel in power type controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219437360U true CN219437360U (en) | 2023-07-28 |
Family
ID=87335051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320315597.3U Active CN219437360U (en) | 2023-02-25 | 2023-02-25 | Mounting structure of control panel in power type controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219437360U (en) |
-
2023
- 2023-02-25 CN CN202320315597.3U patent/CN219437360U/en active Active
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