CN220108493U - Shell with grounding device - Google Patents
Shell with grounding device Download PDFInfo
- Publication number
- CN220108493U CN220108493U CN202321616891.4U CN202321616891U CN220108493U CN 220108493 U CN220108493 U CN 220108493U CN 202321616891 U CN202321616891 U CN 202321616891U CN 220108493 U CN220108493 U CN 220108493U
- Authority
- CN
- China
- Prior art keywords
- shaped
- circuit board
- bottom plate
- strip
- grounding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009434 installation Methods 0.000 claims abstract description 16
- 229910002601 GaN Inorganic materials 0.000 claims description 6
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model discloses a shell with a grounding device, which comprises a U-shaped bottom plate and an n-shaped top cover, wherein a circuit board is arranged on the U-shaped bottom plate, and two screw hole columns are integrally formed on the bottom wall of the U-shaped bottom plate; a strip-shaped clamping groove is formed in the inner wall of the U-shaped bottom plate; one edge of the circuit board is inserted and clamped in the strip-shaped clamping groove, and the other edge of the circuit board is attached to the top surfaces of the two screw hole columns and fixed through screws; the bottom of the outer wall of one vertical part of the n-shaped top cover is integrally formed with a grounding lug which is bent outwards; the grounding lugs are attached to the top surface of the circuit board, and the screws penetrate through the grounding lugs and are fixedly connected with the screw hole columns. The utility model has reasonable structure arrangement, is favorable for preventing the collapse of the circuit board, ensures the installation stability of the circuit board, can quickly realize the installation and positioning of the circuit board by arranging the grounding lugs at the bottom of the side wall of the n-shaped top cover, and can realize the grounding of the n-shaped top cover through the grounding lugs and the screw hole columns, thereby being favorable for improving the use safety, and having strong applicability and good practicability.
Description
Technical Field
The utility model belongs to the technical field of switching power supplies, and particularly relates to a shell with a grounding device.
Background
The switch power supply and other structures are more common structures in the LED lamp, the switch power supply and other structures generally comprise a bottom box and a top cover, a circuit board is arranged between the bottom box and the top cover, a corresponding circuit is arranged on the circuit board, in the prior art, the circuit board is positioned between a bottom plate and the top cover, most of the circuit board is fixed on the bottom box through screws at the opposite corners of the circuit board, although the use requirements can be met, the situation that the circuit board is loose exists in the use process, so that the use stability and reliability of the circuit board are affected, in addition, the top cover in the prior art is also of a metal structure, and the top cover is not of a corresponding grounding structure, so that the use safety is also affected, and the applicability and the practicability are limited.
Disclosure of Invention
The utility model aims to provide a shell with a grounding device, which is reasonable in structural arrangement and beneficial to improvement of safety.
The technical proposal for realizing the aim of the utility model is a shell with a grounding device, which comprises a U-shaped bottom plate and an n-shaped top cover, wherein two vertical parts of the n-shaped top cover are positioned at two ends of a concave area of the U-shaped bottom plate, a circuit board is arranged on the U-shaped bottom plate,
two screw hole columns are integrally formed on the bottom wall of the U-shaped bottom plate;
a strip-shaped clamping groove is formed in the inner wall of the U-shaped bottom plate, and the connecting line of the two screw hole columns is parallel to the strip-shaped clamping groove;
one edge of the circuit board is inserted and clamped in the strip-shaped clamping groove, and the other edge of the circuit board is attached to the top surfaces of the two screw hole columns and fixed through screws;
the bottom of the outer wall of one vertical part of the n-shaped top cover is integrally formed with a grounding lug which is bent outwards;
the grounding lugs are attached to the top surface of the circuit board, the screws penetrate through the grounding lugs and are fixedly connected with the screw hole columns, and the grounding lugs are grounded through the screws and the screw hole columns.
Further preferred are: the bottom wall of the U-shaped bottom plate is provided with an insulating gasket, the edge of the insulating gasket is integrally formed with a supporting bulge, and the edge of the bottom surface of the circuit board is abutted to the upper limit of the top surface of the supporting bulge.
Further preferred are: the height of the supporting bulge is the same as that of the screw hole column, and the height of the screw hole column is the same as that of the strip-shaped clamping groove.
Further preferred are: the width of the strip-shaped clamping groove is the same as the thickness of the circuit board.
Further preferred are: the bottom surface of the circuit board is fixed with a heat conducting block for heat dissipation, and the bottom surface of the heat conducting block is adhered with heat conducting glue.
Further preferred are: the heat conducting block is a gallium nitride heat conducting block.
Further preferred are: the top of the symmetrical inner wall of the U-shaped bottom plate is provided with a mounting strip-shaped groove, and the symmetrical edge of the n-shaped top cover is integrally formed with a mounting strip-shaped protrusion for being clamped into the mounting strip-shaped groove;
the U-shaped bottom plate is combined with the n-shaped top cover, and the installation strip-shaped protrusions are inserted and clamped in the installation strip-shaped grooves to limit.
Further preferred are: the U-shaped bottom plate and the n-shaped top cover are all aluminum structural bodies.
Further preferred are: and the side wall of the U-shaped bottom plate is provided with a heat radiation hole.
The utility model has the positive effects that: the utility model has reasonable structural arrangement, two screw hole columns are integrally formed on the bottom wall of the U-shaped bottom plate, meanwhile, the strip-shaped clamping groove is formed on the inner wall of the U-shaped bottom plate, when the circuit board is installed, one side edge of the circuit board can be fixed through two screws, meanwhile, the other side edge of the circuit board is positioned in the strip-shaped clamping groove, so that the circuit board is prevented from collapsing, the installation stability of the circuit board can be ensured, the bottom of the side wall of the n-shaped top cover is provided with the grounding support lugs, and when the circuit board is installed, the screws penetrate through the grounding support lugs and the circuit board and are fixed with the screw hole columns, so that the installation and the positioning of the circuit board can be realized quickly, the n-shaped top cover can be grounded through the grounding support lugs and the screw hole columns, the use safety is improved, and the applicability is strong and the practicability is good.
And be fixed with the gallium nitride heat conduction piece in the bottom surface of circuit board, be favorable to improving the radiating effect of circuit board to can improve the life of circuit board, the suitability is strong and the practicality is good.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings, in which:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
FIG. 3 is a schematic diagram of a specific circuit structure of the present utility model;
fig. 4 is a schematic structural diagram of a circuit board according to the present utility model.
Reference numerals: the heat-conducting plate comprises a U-shaped bottom plate 1, an n-shaped top cover 2, a circuit board 3, heat dissipation holes 4, a heat-conducting block 5, heat-conducting glue 6, screw hole columns 7, strip-shaped clamping grooves 8, grounding lugs 9, an insulating gasket 10, supporting protrusions 11, mounting strip-shaped grooves 12, mounting strip-shaped protrusions 13 and screws 14.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Fig. 1 to 4 show that, for convenience of explanation, fig. 2 only shows the circuit board, and the electronic components are not shown, and the specific circuit board is shown in fig. 4.
The shell with the grounding device comprises a U-shaped bottom plate 1 and an n-shaped top cover 2, wherein two vertical parts of the n-shaped top cover are positioned at two ends of a concave area of the U-shaped bottom plate, a circuit board 3 is arranged on the U-shaped bottom plate, and in the embodiment, the circuit board is of a conventional structure in the prior art, so the structure is not described in detail, and meanwhile, the U-shaped bottom plate and the n-shaped top cover are all aluminum structures. In order to improve the heat dissipation performance, the side wall of the U-shaped bottom plate is provided with heat dissipation holes 4. The bottom surface of the circuit board is fixed with a heat conducting block 5 for heat dissipation, and the bottom surface of the heat conducting block is adhered with heat conducting glue 6. The heat conducting block is a gallium nitride heat conducting block. The gallium nitride heat conducting block is adopted, so that the heat conducting and radiating performance can be greatly improved.
In the practical application process, two screw hole columns 7 are integrally formed on the bottom wall of the U-shaped bottom plate; a strip-shaped clamping groove 8 is formed in the inner wall of the U-shaped bottom plate, and the connecting line of the two screw hole columns is parallel to the strip-shaped clamping groove; in the practical application process, the height of the supporting protrusion is the same as that of the screw hole column, and the height of the screw hole column is the same as that of the strip-shaped clamping groove. By adopting the structure, the circuit board can be ensured to be positioned on the same plane when being installed, and is not easy to shake or collapse, and the width of the strip-shaped clamping groove is the same as the thickness of the circuit board. The width of the strip-shaped clamping groove is the same as the thickness of the circuit board, so that the strip-shaped clamping groove cannot loosen or shift after being installed, and the use stability and reliability are improved.
When in installation, one edge of the circuit board is inserted and clamped in the strip-shaped clamping groove, and the other edge is attached to the top surfaces of the two screw hole columns and fixed through the screw 14;
in order to ensure the grounding effectiveness of the n-shaped top cover, the bottom of the outer wall of one vertical part of the n-shaped top cover is integrally formed with a grounding lug 9 which is bent outwards; the grounding lugs are attached to the top surface of the circuit board, the screws penetrate through the grounding lugs and are fixedly connected with the screw hole columns, and the grounding lugs are grounded through the screws and the screw hole columns. By adopting the structure, the convenience of installation can be improved, the grounding lugs, the circuit board and the screw hole columns are matched, and the effectiveness of grounding can be ensured.
An insulating gasket 10 is arranged on the bottom wall of the U-shaped bottom plate, a supporting protrusion 11 is integrally formed on the edge of the insulating gasket, and the edge of the bottom surface of the circuit board is abutted to the upper limit of the top surface of the supporting protrusion. And the circuit boards are matched, so that the circuit boards can be further prevented from collapsing or moving, and the use stability and reliability of the circuit boards are ensured.
The top of the symmetrical inner wall of the U-shaped bottom plate is provided with a mounting strip groove 12, and the symmetrical edge of the n-shaped top cover is integrally formed with a mounting strip protrusion 13 for being clamped into the mounting strip groove; the U-shaped bottom plate is combined with the n-shaped top cover, and the installation strip-shaped protrusions are inserted and clamped in the installation strip-shaped grooves to limit. In this embodiment, adopt above-mentioned structure, can improve the convenience of U-shaped bottom plate and n shape top cap installation, also be favorable to improving the installation stationarity moreover, at last through ground connection journal stirrup and screw post fix can, the practicality is strong.
The utility model has the positive effects that: the utility model has reasonable structural arrangement, two screw hole columns are integrally formed on the bottom wall of the U-shaped bottom plate, meanwhile, the strip-shaped clamping groove is formed on the inner wall of the U-shaped bottom plate, when the circuit board is installed, one side edge of the circuit board can be fixed through two screws, meanwhile, the other side edge of the circuit board is positioned in the strip-shaped clamping groove, so that the circuit board is prevented from collapsing, the installation stability of the circuit board can be ensured, the bottom of the side wall of the n-shaped top cover is provided with the grounding support lugs, and when the circuit board is installed, the screws penetrate through the grounding support lugs and the circuit board and are fixed with the screw hole columns, so that the installation and the positioning of the circuit board can be realized quickly, the n-shaped top cover can be grounded through the grounding support lugs and the screw hole columns, the use safety is improved, and the applicability is strong and the practicability is good.
And be fixed with the gallium nitride heat conduction piece in the bottom surface of circuit board, be favorable to improving the radiating effect of circuit board to can improve the life of circuit board, the suitability is strong and the practicality is good.
The standard components used in this embodiment may be purchased directly from the market, but the nonstandard structural components described in the specification may also be obtained directly by unambiguous processing according to the common general knowledge in the prior art, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that no specific description will be made here.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While those obvious variations or modifications which come within the spirit of the utility model remain within the scope of the utility model.
Claims (9)
1. The utility model provides a take earthing device's shell, includes U-shaped bottom plate and n shape top cap, two vertical portions of n shape top cap are in the concave region both ends of U-shaped bottom plate, be provided with the circuit board on the U-shaped bottom plate, its characterized in that:
two screw hole columns are integrally formed on the bottom wall of the U-shaped bottom plate;
a strip-shaped clamping groove is formed in the inner wall of the U-shaped bottom plate, and the connecting line of the two screw hole columns is parallel to the strip-shaped clamping groove;
one edge of the circuit board is inserted and clamped in the strip-shaped clamping groove, and the other edge of the circuit board is attached to the top surfaces of the two screw hole columns and fixed through screws;
the bottom of the outer wall of one vertical part of the n-shaped top cover is integrally formed with a grounding lug which is bent outwards;
the grounding lugs are attached to the top surface of the circuit board, the screws penetrate through the grounding lugs and are fixedly connected with the screw hole columns, and the grounding lugs are grounded through the screws and the screw hole columns.
2. A housing with grounding device as defined in claim 1, wherein: the bottom wall of the U-shaped bottom plate is provided with an insulating gasket, the edge of the insulating gasket is integrally formed with a supporting bulge, and the edge of the bottom surface of the circuit board is abutted to the upper limit of the top surface of the supporting bulge.
3. A housing with grounding device as defined in claim 2, wherein: the height of the supporting bulge is the same as that of the screw hole column, and the height of the screw hole column is the same as that of the strip-shaped clamping groove.
4. A housing with grounding device as in claim 3, wherein: the width of the strip-shaped clamping groove is the same as the thickness of the circuit board.
5. A housing with grounding device as defined in claim 1, wherein: the bottom surface of the circuit board is fixed with a heat conducting block for heat dissipation, and the bottom surface of the heat conducting block is adhered with heat conducting glue.
6. A housing with grounding device as defined in claim 5, wherein: the heat conducting block is a gallium nitride heat conducting block.
7. A housing with grounding device as defined in claim 1, wherein: the top of the symmetrical inner wall of the U-shaped bottom plate is provided with a mounting strip-shaped groove, and the symmetrical edge of the n-shaped top cover is integrally formed with a mounting strip-shaped protrusion for being clamped into the mounting strip-shaped groove;
the U-shaped bottom plate is combined with the n-shaped top cover, and the installation strip-shaped protrusions are inserted and clamped in the installation strip-shaped grooves to limit.
8. A housing with grounding device as defined in claim 1, wherein: the U-shaped bottom plate and the n-shaped top cover are all aluminum structural bodies.
9. A housing with grounding device as defined in claim 1, wherein: and the side wall of the U-shaped bottom plate is provided with a heat radiation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616891.4U CN220108493U (en) | 2023-06-25 | 2023-06-25 | Shell with grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616891.4U CN220108493U (en) | 2023-06-25 | 2023-06-25 | Shell with grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220108493U true CN220108493U (en) | 2023-11-28 |
Family
ID=88846383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321616891.4U Active CN220108493U (en) | 2023-06-25 | 2023-06-25 | Shell with grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220108493U (en) |
-
2023
- 2023-06-25 CN CN202321616891.4U patent/CN220108493U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |