CN2887007Y - Shielding structure for electronic device - Google Patents
Shielding structure for electronic device Download PDFInfo
- Publication number
- CN2887007Y CN2887007Y CN 200520139681 CN200520139681U CN2887007Y CN 2887007 Y CN2887007 Y CN 2887007Y CN 200520139681 CN200520139681 CN 200520139681 CN 200520139681 U CN200520139681 U CN 200520139681U CN 2887007 Y CN2887007 Y CN 2887007Y
- Authority
- CN
- China
- Prior art keywords
- shielding structure
- electronic installation
- lid
- framework
- frame
- 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.)
- Expired - Fee Related
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Abstract
Disclosed is a shielding structure for electronic apparatuses; the shielding structure consists of a frame and a cover arranged on the frame. The frame consists of a top wall and side walls and the top wall is provided with plural matching holes; the cover consists of an upper plate and clasp wings formed by folding vertically the sides of the upper plate and the clasp wing is provided with a clasp and an intervention block. In the process of assembly, the frame is covered on the electronic apparatus on a circuit board and the cover is arranged on the frame; the clasps slide along the side walls of the frame and clasp the kidney slots to fix the cover on the frame to shield the electronic inside the frame. In the process of detaching the cover, gaps between the cover and the side walls of the frame formed by the match of intervention blocks and the side walls make it easy to detach the cover and the frame.
Description
[technical field]
The utility model relates to a kind of shielding structure of electronic installation, relates in particular to a kind of shielding structure of detachable electronic installation.
[background technology]
Electromagnetic interference is one of common problem of electronic equipment, and circuit all can generate electromagnetic waves in application usually, and influences the signal transmission and the service behaviour of other electronic installation.For reducing this kind annoyance level, can will a cover body of being made by electric conducting material be set around the electronic installation, this cover body can be eliminated accumulation of static electricity, and can absorb electromagnetic field, therefore can realize the function of electromagnetic shielding.Related art can be consulted United States Patent (USP) the 5th, 400, and 949,5,365,410 and 5,742, No. 488 etc.But, these existing shielding structures are generally integral type and are welded on the circuit board, when if electronic component that this shield member shielded or electronic installation need be changed or repair, then need by the fusing operation removing shield member, its process is very loaded down with trivial details and be unfavorable for operation readiness.
For addressing the above problem, also have shielding structure is divided into two separate type members, relevant patent can be consulted Chinese patent CN 2514579Y number of on October 2nd, 2002 bulletin, the shielding structure of the electronic installation that this patent discloses comprises a underframe and a loam cake, this underframe is arranged on the electronic component that will shield with the frame residence on the circuit board, this underframe comprises some sidewalls, and on sidewall, be provided with some through holes, this loam cake comprises that top board reaches from the vertically disposed lappet of top board week side, wherein this lappet is provided with several projectioies, when this loam cake group was located on the underframe, the projection of correspondence position engaged mutually and loam cake is retained on the lower frame body on the through hole of underframe and the loam cake lappet.So be provided with, when taking out loam cake,, be unfavorable for dismounting because the projection on the loam cake lappet and the through hole of underframe closely cooperate.
Therefore, be necessary the shielding structure of existing electronic installation is improved to overcome described defective of the prior art.
[utility model content]
The purpose of this utility model is to provide a kind of shielding structure of electronic installation, and it is convenient to maintenance and dismounting.
The purpose of this utility model is achieved through the following technical solutions: a kind of shielding structure of electronic installation, be installed in electronic installation on the circuit board in order to be assembled on the circuit board with shielding, comprise framework and buckle lid on framework, wherein framework is provided with sidewall, lid then comprises upper plate and the holding wing that bends from upper plate, be respectively equipped with the button and the mating holes that cooperatively interact on described frame side wall and the holding wing, described frame side wall or holding wing are provided with can corresponding holding wing or the frame side wall interference piece that contacts and cooperate, and interfering between piece and sidewall or holding wing contact matching assurance lid and frame side wall has a gap.
Compared with prior art, the some holding wings of the utility model are provided with the interference piece, when taking out lid, owing to interfere piece and sidewall contact matching to make between lid and frame side wall certain clearance are arranged, thereby make lid be easy to dismantle from framework.
[description of drawings]
Fig. 1 is a three-dimensional combination figure of the present utility model.
Fig. 2 is the three-dimensional combination figure of another angle of Fig. 1.
Fig. 3 is a three-dimensional exploded view of the present utility model.
Fig. 4 is the partial sectional view of the mating holes of the button of holding wing among Fig. 1 and sidewall along the A-A direction.
Fig. 5 interferes piece and the sidewall partial sectional view along the B-B direction among Fig. 1.
[embodiment]
See also Fig. 1 to shown in Figure 5, the shielding structure 1 of the utility model electronic installation, comprise framework 10 and buckle lid 11 on framework 10, wherein framework 10 and lid 11 are metal material and make, described framework 10 comprises roof 100 and the some sidewalls 101 that vertically bend from roof 100 lateral margins, described roof 100 is provided with some first openings 103, between adjacent two openings 103, be provided with the midfeather 104 that two openings 103 can be separated, described opening 103 encloses to form with midfeather 104 and sidewall 101 and contains the space that is installed in the electronic installation (not shown) on the circuit board (not shown), and described sidewall 101 is provided with some mating holess that run through 102; Lid 11 comprises with the combined upper plate 110 of framework 10 and from the some discontinuous holding wing 111 of the vertical bending of upper plate 110 lateral margins, holding wing 111 is corresponding with the sidewall 101 of framework 10, described upper plate 110 is provided with second opening 115 and some through holes 112, and some holding wings 111 inboards are provided with the hemisphere button 114 that hemisphere is interfered piece 113 and matched with mating holes 102.
When being located at 1 group of the shielding structure of this electronic installation on the circuit board, earlier 10 groups of frameworks are located at the electronic installation periphery that needs shielding on the circuit board, and be connected with grounding path on the circuit board, then the upper set of lid 11 from framework 10 is set on the framework 10, button 114 by holding wing 111 closely engages with framework 10 sidewalls 101 mating holess 102, and lid 11 is retained on the framework 10, and realization is to the function of shielding of electronic installations in the framework 10; Simultaneously, interfere piece 113 and sidewall 101 contact matching to guarantee between lid 11 inboards and framework 10 sidewalls 101 outsides certain clearance is arranged; In addition, button 114 adopts the circular arc design in order to the compactness that engages and hold.
When taking out lid 11, owing to interfere piece 113 and sidewall 101 contact matching to make between lid 11 and framework 10 sidewalls 101 certain clearance is arranged, be beneficial to described button 114 and on framework 10 sidewalls 101, slide, thereby lid 11 is easy to from framework 10 dismountings.
Really, above-mentioned execution mode also can be provided with hemisphere and interfere piece 113 on the sidewall 101 of framework 10, on the holding wing 111 of lid 11, be provided with and sidewall 101 mating holess 102 button 114 of buckle mutually, during assembling, the upper set of lid 11 from framework 10 is set on the framework 10, and the button 114 by holding wing 111 engages with the mating holes 102 of framework 10 sidewalls 101; Simultaneously, the interference piece 113 of sidewall 101 and corresponding holding wing 111 contact matching guarantee the gap of 101 of lid 11 and framework 10 sidewalls, can reach the purpose of this utility model equally.
In addition, above-mentioned execution mode also can be provided with button 114 on the sidewall 101 of framework 10, and the mating holes 102 of depression is set on the holding wing 111 of lid 11, hemisphere is set on the sidewall 101 of framework 10 interferes piece 113, when being located at 1 group of the shielding structure of this electronic installation on the circuit board, earlier 10 groups of frameworks are located at the electronic installation periphery that needs shielding on the circuit board, and be connected with grounding path on the circuit board, then the upper set of lid 11 from framework 10 is set on the framework 10, mating holes 102 by holding wing 111 engages with the button 114 of framework 10 sidewalls 101, and lid 11 is retained on the framework 10, simultaneously, the interference piece 113 of sidewall 101 and corresponding holding wing 111 contact matching guarantee the gap of 101 of lid 11 and framework 10 sidewalls, make lid 11 be easy to dismantle from framework 10.
Above-mentioned execution mode also can be provided with button 114 on the sidewall 101 of framework 10, some holding wings 111 are provided with the mating holes 102 that hemisphere is interfered piece 113 and matched with hemisphere button 114, mating holes 102 by holding wing 111 engages with the button 114 of framework 10 sidewalls 101, and lid 11 is retained on the framework 10, simultaneously, the interference piece 113 of holding wing 111 and corresponding sidewall 101 contact matching guarantee the gap of 101 of lid 11 and framework 10 sidewalls, can reach the purpose of this utility model equally.
Claims (10)
1. the shielding structure of an electronic installation, be installed in electronic installation on the circuit board in order to be assembled on the circuit board with shielding, comprise framework and buckle lid on framework, wherein framework is provided with sidewall, lid then comprises upper plate and the holding wing that bends from upper plate, be respectively equipped with the button and the mating holes that cooperatively interact on described frame side wall and the holding wing, it is characterized in that: described frame side wall or holding wing are provided with can corresponding holding wing or the frame side wall interference piece that contacts and cooperate, and interfering between piece and sidewall or holding wing contact matching assurance lid and frame side wall has a gap.
2. the shielding structure of electronic installation as claimed in claim 1, it is characterized in that: described interference piece is located on the frame side wall, and this interferes piece and holding wing contact matching.
3. the shielding structure of electronic installation as claimed in claim 1, it is characterized in that: described interference piece is located on the holding wing, and this interferes piece and frame side wall contact matching.
4. the shielding structure of electronic installation as claimed in claim 1, it is characterized in that: described button is arranged on the holding wing, mating holes is arranged on the frame side wall.
5. the shielding structure of electronic installation as claimed in claim 1, it is characterized in that: described button is arranged on the frame side wall, mating holes is arranged on the holding wing.
6. the shielding structure of electronic installation as claimed in claim 1, it is characterized in that: described button is a hemisphere, lid can be fastened in the mating holes button by sliding type.
7. the shielding structure of electronic installation as claimed in claim 6, it is characterized in that: described interference piece is a hemisphere, and its size is less than the size of button.
8. as the shielding structure of any described electronic installation in the claim 1 to 7, it is characterized in that: the lid upper plate is provided with several through holes.
9. the shielding structure of electronic installation as claimed in claim 1, it is characterized in that: the button of described holding wing closely is sticked in the frame side wall mating holes.
10. the shielding structure of electronic installation as claimed in claim 1, it is characterized in that: described framework and lid are metal material and make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520139681 CN2887007Y (en) | 2005-12-09 | 2005-12-09 | Shielding structure for electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520139681 CN2887007Y (en) | 2005-12-09 | 2005-12-09 | Shielding structure for electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2887007Y true CN2887007Y (en) | 2007-04-04 |
Family
ID=37962093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520139681 Expired - Fee Related CN2887007Y (en) | 2005-12-09 | 2005-12-09 | Shielding structure for electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2887007Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102238859A (en) * | 2010-04-29 | 2011-11-09 | 深圳富泰宏精密工业有限公司 | Electromagnetic shielding cover |
| CN101652057B (en) * | 2008-08-13 | 2012-12-19 | 深圳富泰宏精密工业有限公司 | Shielding case structure |
-
2005
- 2005-12-09 CN CN 200520139681 patent/CN2887007Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101652057B (en) * | 2008-08-13 | 2012-12-19 | 深圳富泰宏精密工业有限公司 | Shielding case structure |
| CN102238859A (en) * | 2010-04-29 | 2011-11-09 | 深圳富泰宏精密工业有限公司 | Electromagnetic shielding cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070404 Termination date: 20101209 |