CN204030948U - A kind of DC-DC modular power source insulation, shielding gasket - Google Patents
A kind of DC-DC modular power source insulation, shielding gasket Download PDFInfo
- Publication number
- CN204030948U CN204030948U CN201420405285.2U CN201420405285U CN204030948U CN 204030948 U CN204030948 U CN 204030948U CN 201420405285 U CN201420405285 U CN 201420405285U CN 204030948 U CN204030948 U CN 204030948U
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- leg
- insulating barrier
- screen
- retainer plate
- power source
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- 238000009413 insulation Methods 0.000 title claims abstract description 12
- 230000004888 barrier function Effects 0.000 claims abstract description 32
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011889 copper foil Substances 0.000 claims abstract description 5
- 239000004065 semiconductor Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model relates to a kind of DC-DC modular power source insulation, shielding gasket, it comprises shim body (1), described shim body (1) is three-decker, be followed successively by insulating barrier (2) from top to bottom, screen (3) and lower insulating barrier (4), one side of screen (3) is set side by side with leg A(5) and leg B(6), and by screen (3), leg A(5) and leg B(6) be enclosed between insulating barrier (2) and lower insulating barrier (4), leg A(5) on, be provided with dead ring (7), dead ring (7) inner side is inlaid with retainer plate A(8), leg B(6) on, be provided with retainer plate B(9).The utility model has the advantage of: simple in structure, production cost is low; Screen is Copper Foil, has heat conduction function, and radiating rate is fast: by retainer plate A, be fixed on circuit board, retainer plate B is connected with the ground of metal-oxide-semiconductor, easy for installation.
Description
Technical field
The utility model relates to electronic technology field, particularly a kind of DC-DC modular power source insulation, shielding gasket.
Background technology
DC-DC modular power source is widely used in the communications fields such as switching equipment, access device, mobile communication, microwave communication, light transmission, router, and the field such as automotive electronics, Aero-Space.In use, system, according to the operating voltage of circuit, is selected the number of coupling DC-DC modular power source, by a plurality of DC-DC modular power sources, is grouped together, and forms the power module that power density is high, conversion efficiency is high, its compact conformation.
Metal-oxide-semiconductor is conventional device in DC-DC modular power source, in working order, metal-oxide-semiconductor has the characteristic of high electric current, low-voltage, and high electric current causes electromagnetic interference more serious, if metal-oxide-semiconductor is not shielded, the electromagnetic interference that metal-oxide-semiconductor produces will affect peripheral electric current and normally work.Under non operating state, metal-oxide-semiconductor is because input impedance is high, thus in transportation, storage, leading foot short circuit to must be packed with metallic shield, to prevent that external induced potential is by gate breakdown.
Utility model content
The purpose of this utility model is to overcome the shortcoming of prior art, provide a kind of simple in structure, there is heat conduction function and DC-DC modular power source easy for installation insulation, shielding gasket.
The purpose of this utility model is achieved through the following technical solutions: a kind of DC-DC modular power source insulation, shielding gasket, it comprises shim body, described shim body is three-decker, be followed successively by insulating barrier from top to bottom, screen and lower insulating barrier, one side of screen is set side by side with leg A and leg B, the edge of the edge of upper insulating barrier and lower insulating barrier is adhered to one, and by screen, leg A and leg B are enclosed between insulating barrier and lower insulating barrier, on leg A, be provided with dead ring, dead ring inner side is inlaid with retainer plate A, on leg B, be provided with retainer plate B.
Described screen is Copper Foil.
The upper surface of described dead ring is connected with upper insulating barrier, and lower surface is connected with lower insulating barrier.
Described retainer plate B is copper ring.
The utlity model has following advantage:
1, the utility model is three-decker, and screen is between upper insulating barrier and lower insulating barrier, and it is simple in structure, and production cost is low.
2, screen is Copper Foil, has good thermal conduction characteristic, and the heat that metal-oxide-semiconductor can be given out is discharged in time.
3, the side at screen is set up in parallel leg A and leg B, and on a leg, the retainer plate that cover has dead ring is set therein, is convenient to shim body to insulate and be fixed on circuit board, and another retainer plate is connected with the ground of metal-oxide-semiconductor, easy for installation, simple.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A-A sectional structure schematic diagram in Fig. 1;
In figure: 1-shim body, the upper insulating barrier of 2-, 3-screen, insulating barrier under 4-, 5-leg A, 6-leg B, 7-dead ring, 8-retainer plate A, 9-retainer plate B.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described, but protection range of the present utility model is not limited to the following stated.
As depicted in figs. 1 and 2, a kind of DC-DC modular power source insulation, shielding gasket, it comprises shim body 1, described shim body 1 is three-decker, be followed successively by insulating barrier 2 from top to bottom, screen 3 and lower insulating barrier 4, one side of screen 3 is set side by side with leg A5 and leg B6, leg A5 and leg B6 and screen 3 are one-body molded, the edge of the edge of upper insulating barrier 2 and lower insulating barrier 4 is adhered to one, and by screen 3, leg A5 and leg B6 are enclosed between insulating barrier 2 and lower insulating barrier 4, on leg A5, be provided with dead ring 7, dead ring 7 inner sides are inlaid with retainer plate A8, on leg B6, be provided with retainer plate B9.
Further, described screen 3 is Copper Foil, realizes heat conduction function.
Further, the upper surface of described dead ring 7 is connected with upper insulating barrier 2, and lower surface is connected with lower insulating barrier 4, by dead ring 7, screen 3 is kept apart with retainer plate A8, can guarantee the linking intensity of retainer plate A8, can realize insulation again.
Further, described retainer plate B9 is copper ring.
Screen 3 is connected with the ground of metal-oxide-semiconductor by retainer plate B9, realizes function of shielding, and retainer plate A8 is fixing via hole, and shim body 1 is fixed on circuit board.
Claims (4)
1. a DC-DC modular power source insulation, shielding gasket, it comprises shim body (1), it is characterized in that: described shim body (1) is three-decker, be followed successively by insulating barrier (2) from top to bottom, screen (3) and lower insulating barrier (4), one side of screen (3) is set side by side with leg A(5) and leg B(6), the edge of the edge of upper insulating barrier (2) and lower insulating barrier (4) is adhered to one, and by screen (3), leg A(5) and leg B(6) be enclosed between insulating barrier (2) and lower insulating barrier (4), leg A(5) on, be provided with dead ring (7), dead ring (7) inner side is inlaid with retainer plate A(8), leg B(6) on, be provided with retainer plate B(9).
2. a kind of DC-DC modular power source insulation according to claim 1, shielding gasket, is characterized in that: described screen (3) is Copper Foil.
3. a kind of DC-DC modular power source insulation according to claim 1, shielding gasket, is characterized in that: the upper surface of described dead ring (7) is connected with upper insulating barrier (2), and lower surface is connected with lower insulating barrier (4).
4. a kind of DC-DC modular power source insulation according to claim 1, shielding gasket, is characterized in that: be described retainer plate B(9) copper ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405285.2U CN204030948U (en) | 2014-07-22 | 2014-07-22 | A kind of DC-DC modular power source insulation, shielding gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405285.2U CN204030948U (en) | 2014-07-22 | 2014-07-22 | A kind of DC-DC modular power source insulation, shielding gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030948U true CN204030948U (en) | 2014-12-17 |
Family
ID=52070773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420405285.2U Active CN204030948U (en) | 2014-07-22 | 2014-07-22 | A kind of DC-DC modular power source insulation, shielding gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204030948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121253A (en) * | 2018-02-06 | 2019-08-13 | 善元科技股份有限公司 | Electromagnetic shielding component, electromagnetic interference and lightning stroke suppression module, power supply unit |
| CN113500839A (en) * | 2021-07-16 | 2021-10-15 | 京东方科技集团股份有限公司 | Chip protection film material, electronic equipment assembling method and electronic equipment |
-
2014
- 2014-07-22 CN CN201420405285.2U patent/CN204030948U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121253A (en) * | 2018-02-06 | 2019-08-13 | 善元科技股份有限公司 | Electromagnetic shielding component, electromagnetic interference and lightning stroke suppression module, power supply unit |
| CN110121253B (en) * | 2018-02-06 | 2021-01-19 | 善元科技股份有限公司 | Electromagnetic shielding assembly, electromagnetic interference and lightning stroke suppression module and power supply |
| CN113500839A (en) * | 2021-07-16 | 2021-10-15 | 京东方科技集团股份有限公司 | Chip protection film material, electronic equipment assembling method and electronic equipment |
| CN113500839B (en) * | 2021-07-16 | 2023-08-18 | 京东方科技集团股份有限公司 | Chip protection film material, electronic equipment assembling method and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170816 Address after: 610000 Sichuan city of Chengdu province Chenghua District two East 3rd Ring Rd section of Longtan Industrial Park Patentee after: SICHUAN SHENGHUA POWER SUPPLY TECHNOLOGY CO., LTD. Address before: 610065, No. 11, unit 51, 7 Taiwan Street, Jinjiang District, Sichuan, Chengdu Patentee before: Yang Yanping |
|
| TR01 | Transfer of patent right |