CN207543498U - Quick detachable pcb board shielding case and pcb board - Google Patents
Quick detachable pcb board shielding case and pcb board Download PDFInfo
- Publication number
- CN207543498U CN207543498U CN201721713367.3U CN201721713367U CN207543498U CN 207543498 U CN207543498 U CN 207543498U CN 201721713367 U CN201721713367 U CN 201721713367U CN 207543498 U CN207543498 U CN 207543498U
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- CN
- China
- Prior art keywords
- shielding case
- pcb board
- frame
- overhead guard
- otic placode
- 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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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
Interference signal the utility model is related to electronic equipment shields field, it discloses a kind of quick detachable pcb board shielding case and the pcb board of the shielding case is installed, the shielding case includes frame and overhead guard, eyelet is both provided on the side wall of the frame surrounding, the one pair of which of frame is both provided with the first otic placode on the base of side wall；It is provided on the madial wall of the overhead guard surrounding and is closed on the frame by engaging enclosing cover of the salient point with eyelet with the one-to-one salient point of the eyelet, overhead guard, the second otic placode is both provided on the base of the overhead guard surrounding side wall；First otic placode and the second otic placode make the shielding case be threadedly coupled with pcb board for penetrating screw or bolt.The overhead guard and frame of shielding case are connected together by the matching relationship of salient point and eyelet, and then be fixedly connected respectively by bolt or screw with pcb board, when needing to test the electronic component under shielding case, bolt or screw are backed out, lower shielding case can be dismantled.
Description
Technical field
Interference signal the utility model is related to electronic equipment shields field more particularly to pcb board shielding case and is equipped with
The pcb board of the shielding case.
Background technology
With printed circuit board（PCB）On electronic component and the closeness of circuit be continuously increased, at work, respectively
Kind electronic component can generate electromagnetic interference between each other, can not work normally some or certain electronic components, so as to shadow
Ring the normal work of entire pcb board.
The prior art provides shielding case to solve the problems, such as interference thus, and shielding case is the PCB region that needs are shielded
Shielding is got up, and is avoided and interfering with each other between other circuits.Existing shielding case is directly welded on pcb board
, it is removed since the shielding case after welding is more difficult, when needing to test electronic component, it has to remove shielding by force
Cover, burn-ons, it appears be more troublesome again again after test.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of quick detachable pcb board shielding case and the screen is installed
The pcb board of cover is covered, what on the one hand shielding case can be stablized is mounted on pcb board, on the other hand can be torn open easily again when needing dismounting
Under.
Technical solution is used by the utility model solves its technical problem：Quick detachable pcb board shielding case, including frame
Frame and overhead guard are both provided with eyelet on the side wall of the frame surrounding, and the one pair of which of frame is respectively provided on the base of side wall
There is the first otic placode；Be provided on the madial wall of the overhead guard surrounding with the one-to-one salient point of the eyelet, overhead guard is convex by this
Engaging enclosing cover of the point with eyelet is closed on the frame, and the second ear is both provided on the base of the overhead guard surrounding side wall
Plate；First otic placode and the second otic placode make the shielding case be threadedly coupled with pcb board for penetrating screw or bolt.
Further, the notch for avoiding first otic placode is provided on the side wall of the overhead guard.
Further, the eyelet there are five each interval settings of two long side walls of the frame, two of frame are short
Respectively there are two the eyelets for interval setting for side wall.
Further, first otic placode is altogether four, is set to the bottom of two long side walls of frame two-by-two respectively
The both sides on side.
Further, second otic placode is altogether four, is separately positioned in the base of four side walls of overhead guard
Portion.
Further, the frame is provided with reinforcing rib.
Further, the material of the frame and overhead guard is foreign white copper.
The beneficial effects of the utility model are：First, the overhead guard of shielding case and frame are closed by the cooperation of salient point and eyelet
System is connected together and then is fixedly connected respectively by bolt or screw with pcb board, when needing to the electronics under shielding case
When either needing to remove shielding case due to other demands when component is tested, bolt or screw can be backed out, can be torn open
Shielding case is unloaded, is screwed on again after testing, therefore the shielding case of the utility model is relative to the shielding being welded to connect
For cover, dismounting is very convenient.
The utility model additionally provides a kind of pcb board, and the pcb board is equipped with above-mentioned shielding by screw or bolt
Cover.
Description of the drawings
Fig. 1 is the schematic diagram when shielding case of the utility model is installed with pcb board；
Fig. 2 is the front view of the utility model middle frame；
Fig. 3 is the stereogram of Fig. 2；
Fig. 4 is the front view of overhead guard in the utility model；
Fig. 5 is the stereogram of Fig. 4；
In figure label for：1- shielding cases, 2-PCB plates, 11- frames, 12- overhead guards, 111- eyelets, the first otic placodes of 112-,
113- reinforcing ribs, 121- salient points, the second otic placodes of 122-, 123- notches.
Specific embodiment
The utility model is described in further detail with reference to specific embodiment, but the embodiment party of the utility model
Formula is without being limited thereto.
As shown in Figure 1, Figure 2, it is a kind of quick detachable pcb board shielding case provided by the utility model shown in Fig. 3, Fig. 4 and Fig. 5,
It includes frame 11 and overhead guard 12.
Eyelet 111 is both provided on the side wall of 11 surrounding of frame, the one pair of which of frame 11 is on the base of side wall
It is both provided with the first otic placode 112；It is provided on the madial wall of 12 surrounding of overhead guard and the 111 one-to-one salient point of eyelet
121, overhead guard 12 is closed by engaging enclosing cover of the salient point 121 with eyelet 111 on the frame 11, the overhead guard 12 4
The second otic placode 122 is both provided on the base of all side walls；First otic placode 112 and the second otic placode 122 are used to penetrate screw
Or bolt makes the shielding case 1 be threadedly coupled with pcb board 2.
The notch 123 for avoiding first otic placode 112 is provided on the side wall of the overhead guard 12, when the lid of overhead guard 12 is closed in frame
When on frame 11, notch 123, which can avoid, opens the first otic placode 112, so that overhead guard 12 can smoothly engage on the frame 11.The frame
Frame 11 is provided with reinforcing rib 113.The material of the frame 11 and overhead guard 12 is foreign white copper.
In a kind of embodiment of the utility model, respectively there are five institutes for interval setting for two long side walls of the frame 11
The eyelet 111 stated, respectively there are two the eyelets 111 for interval setting for two short side walls of frame 11.
In another embodiment of the utility model, first otic placode 112 is altogether four, is set two-by-two respectively
In the both sides on the base of 11 two long side walls of frame.
In the another embodiment of the utility model, second otic placode 122 is altogether four, is separately positioned on institute
State the middle part on the base of 12 4 side walls of overhead guard.
Since the frame 11 and overhead guard 12 of shielding case 1 are threadedly coupled with pcb board 2, dismounting is very convenient, when
When either needing to remove shielding case 1 due to other demands when needing to test the electronic component under shielding case 1, back out
Bolt or screw can dismantle lower shielding case 1, be screwed on again after testing, very convenient.
Quick detachable pcb board shielding case based on above-mentioned offer, the utility model additionally provide a kind of pcb board, the pcb board
On above-mentioned shielding case is installed, referring to Fig. 1.
In a kind of embodiment of the pcb board, threaded hole is offered around the electronic component for needing to shield, it should
Threaded hole is corresponded with first otic placode 112 and the second otic placode 122, and the frame 11 and overhead guard 12 of shielding case pass through screw
It is connect with pcb board.
In the another embodiment of the pcb board, through-hole is offered around the electronic component for needing to shield, it should
Through-hole is corresponded with first otic placode 112 and the second otic placode 122, the frame 11 and overhead guard 12 of shielding case by bolt with
Pcb board connects, by nut check after connection.
Claims (8)
1. quick detachable pcb board shielding case, including frame（11）And overhead guard（12）, it is characterised in that：The frame（11）Surrounding
Side wall on be both provided with eyelet（111）, the one pair of which of frame (11) is both provided with the first otic placode on the base of side wall
（112）；The overhead guard（12）It is provided on the madial wall of surrounding and the eyelet（111）One-to-one salient point（121）, overhead guard
（12）Pass through the salient point（121）With eyelet（111）Engaging enclosing cover close in the frame（11）On, the overhead guard（12）
The second otic placode is both provided on the base of surrounding side wall（122）；First otic placode（112）With the second otic placode（122）For
Penetrating screw or bolt makes the shielding case（1）With pcb board（2）It is threadedly coupled.
2. quick detachable pcb board shielding case according to claim 1, it is characterised in that：The overhead guard（12）Side wall on
It is provided with and avoids first otic placode（112）Notch（123）.
3. quick detachable pcb board shielding case according to claim 1, it is characterised in that：The frame（11）It is two long
Respectively there are five the eyelets for interval setting for side wall（111）, frame（11）Two short side walls be respectively arranged at intervals that there are two described
Eyelet（111）.
4. quick detachable pcb board shielding case according to claim 1, it is characterised in that：First otic placode（112）Altogether
It is four, is set to the frame two-by-two respectively（11）The both sides on the base of two long side walls.
5. quick detachable pcb board shielding case according to claim 1, it is characterised in that：Second otic placode（122）Altogether
It is four, is separately positioned on the overhead guard（12）The middle part on the base of four side walls.
6. quick detachable pcb board shielding case according to claim 1, it is characterised in that：The frame（11）It is provided with
Reinforcing rib（113）.
7. the quick detachable pcb board shielding case according to any one in claim 1-6, it is characterised in that：The frame
（11）With overhead guard（12）Material be foreign white copper.
8.PCB plates, it is characterised in that：The pcb board（2）It is equipped with by screw or bolt any one in claim 1-7
Shielding case described in（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721713367.3U CN207543498U (en) | 2017-12-11 | 2017-12-11 | Quick detachable pcb board shielding case and pcb board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721713367.3U CN207543498U (en) | 2017-12-11 | 2017-12-11 | Quick detachable pcb board shielding case and pcb board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207543498U true CN207543498U (en) | 2018-06-26 |
Family
ID=62617951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721713367.3U Active CN207543498U (en) | 2017-12-11 | 2017-12-11 | Quick detachable pcb board shielding case and pcb board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207543498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933923A (en) * | 2019-12-11 | 2020-03-27 | 扬州鑫龙电器有限公司 | Modular but diversion installation shield cover |
-
2017
- 2017-12-11 CN CN201721713367.3U patent/CN207543498U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933923A (en) * | 2019-12-11 | 2020-03-27 | 扬州鑫龙电器有限公司 | Modular but diversion installation shield cover |
| CN110933923B (en) * | 2019-12-11 | 2021-06-29 | 扬州鑫龙电器有限公司 | Modular but diversion installation shield cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 room 1606, floor 16, unit 1, building 6, No. 366, Ronghua South Road, high tech Zone, Chengdu, Sichuan Patentee after: Chengdu Siyuan Zhizao Technology Co.,Ltd. Address before: 610000 room 1606, floor 16, unit 1, building 6, No. 366, Ronghua South Road, high tech Zone, Chengdu, Sichuan Patentee before: CHENGDU DYNASTY CONTROL TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |