CN214382044U - Shielding case and electronic product adopting same - Google Patents
Shielding case and electronic product adopting same Download PDFInfo
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- CN214382044U CN214382044U CN202120566814.7U CN202120566814U CN214382044U CN 214382044 U CN214382044 U CN 214382044U CN 202120566814 U CN202120566814 U CN 202120566814U CN 214382044 U CN214382044 U CN 214382044U
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- shielding
- shell
- shielding case
- pin
- loosening
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Abstract
The utility model provides a shielding case and an electronic product adopting the shielding case, which comprises a shielding case shell and a PCB (printed Circuit Board) adapting hole, wherein one side of the shielding case shell is open, and the side wall of the open opening of the shielding case shell is provided with an anti-loosening pin or an anti-disengaging pin or an anti-loosening pin and an anti-disengaging pin; the anti-loosening pin extends from the side wall of the open opening of the shield shell to one side departing from the shield shell, and first bulges are arranged on two sides of the anti-loosening pin; the anticreep foot is from the shield cover casing open-ended lateral wall to the one side that deviates from the shield cover casing extend, just be provided with barb structure on the anticreep foot. Install on the PCB board through the shield cover casing that forms with integrated into one piece preparation, form the shielding to electronic components on the PCB board, and realize the fastening installation with the help of the cooperation of anti-loosening foot and anticreep foot and PCB fixed slot, help improving the stability of shield cover casing installation, and simple structure, low cost.
Description
Technical Field
The utility model relates to a shield cover design technical field specifically, relates to a shield cover and adopt electronic product of this shield cover.
Background
The PCB, i.e. a printed circuit board, called a printed board for short, is one of important components in the electronic industry, is a support for electronic components, and is also a carrier for electrical interconnection of electronic components.
The existing chinese patent with publication number CN211931186U discloses a shield cover for a PCB and a PCB using the same, wherein the PCB is provided with a slot, the shield cover for the PCB comprises a first shield plate and a second shield plate, the cross section of which is U-shaped, the first shield plate or the second shield plate is provided with a pin, the pin is provided with a first connecting portion, the second shield plate or the first shield plate is provided with a second connecting portion corresponding to the first connecting portion, the pin is used for passing through the slot and connecting with the second connecting portion, and a shield cavity is formed on the PCB.
The inventor thinks that the shielding cover in the prior art is formed by splicing a plurality of shielding plates, has a complex structure and high cost, and has a part to be improved.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing an electronic product shield cover and adopt electronic product of this shield cover.
According to the utility model provides a shielding cover, which comprises a shielding cover shell, wherein one side of the shielding cover shell is open, and the side wall of the open side of the shielding cover shell is provided with an anti-loosening pin and/or an anti-loosening pin; the anti-loosening pin extends from the side wall of the open opening of the shield shell to one side departing from the shield shell, and first bulges are arranged on two sides of the anti-loosening pin; the anticreep foot is from the shield cover casing open-ended lateral wall to the one side that deviates from the shield cover casing extend, just be provided with barb structure on the anticreep foot.
Preferably, the shield shell comprises a tinplate shell, a cupronickel shell and a stainless steel shell.
Preferably, the anti-loosening pins are of a sheet structure, the two side walls of the anti-loosening pins are respectively provided with one first bulge, and the two first bulges are arranged in a staggered mode.
Preferably, the barb structure includes the flexure strip, the one side of shield casing is kept away from at the anticreep foot to the flexure strip setting, just the flexure strip is the setting that leans out from the side of keeping away from the shield casing to the one side that is close to the shield casing.
Preferably, a second protrusion is arranged on the inner wall of the anti-dropping foot.
Preferably, the shape of the shield shell is approximately rectangular, one anti-loosening pin is arranged on any one group of side walls which are oppositely arranged on the shield shell, and one anti-loosening pin is arranged on the other group of side walls which are oppositely arranged on the shield shell.
Preferably, be provided with ground contact on the lateral wall that shield cover casing opens mouth department, ground contact opens mouthful lateral wall to the one side that deviates from the shield cover casing and extends, just ground contact and anti-loosening foot and anticreep foot both are the interval setting.
According to the utility model provides a pair of electronic product still includes the PCB board, the week side of PCB board is provided with the PCB fixed slot, the PCB fixed slot is interference fit with anti-loosening foot and anti-disengaging foot two.
Preferably, the periphery side of the PCB board is provided with a ground pad, and the ground pad is in contact fit with the ground contact.
Preferably, the outer side of the inner wall of the PCB fixing groove is covered with a copper layer.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a shield cover casing that forms with the integrated into one piece preparation is installed on the PCB board, forms the shielding to the PCB board, and realizes the fastening installation with the help of the cooperation of anti-loosening foot and anticreep foot and PCB fixed slot, helps improving the stability of shield cover casing installation, and simple structure, low cost.
2. The utility model discloses a cover the copper layer on the inner wall of PCB fixed slot to set up yielding first arch on preventing loosing the foot, thereby make shield cover casing when the installation, first arch produces stress deformation, thereby make prevent loosing foot and PCB fixed slot formation interference fit, help improving shield cover casing's locking performance.
3. The utility model discloses a set up the flexure strip on the anticreep foot, with the help of the elastic action of flexure strip self material, after shield casing installation targets in place, the flexure strip produces the barb structure with the cooperation of anticreep foot to the reduction is when receiving strong external force and vibration, and the condition that the shield casing drops takes place.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic front view of the overall structure of the housing of the shield according to the present invention;
fig. 2 is a schematic side view of the overall structure of the housing of the shield according to the present invention;
fig. 3 is a plan view of the present invention mainly showing the overall structure of the PCB.
Graphic notation:
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
As shown in fig. 1, according to the utility model provides a pair of shield cover, including shield cover casing 1, shield cover casing 1 is the tinplate casing, and the tinplate has corrosion-resistant, nontoxic, the intensity is high, the good characteristic of ductility. The shape of the shield case 1 is approximately a rectangular frame, and the lower side of the shield case 1 is open.
Integrated into one piece has anti-loosening foot 2 and anticreep foot 3 on the lateral wall that shield cover casing 1 opened mouth department, and anti-loosening foot 2 and anticreep foot 3 all extend to one side that deviates from shield cover casing 1 from the open-ended lateral wall of shield cover casing 1, and anti-loosening foot 2 and anticreep foot 3 are thin wall sheet structure.
Integrated into one piece has first arch 4 on anti-loosening foot 2, and first arch 4 is oval arch, and first arch 4 homogeneous body shaping has one on the both sides wall of anti-loosening foot 2, and two first archs 4 are the dislocation set. With the help of the ductility of the tinplate, when the shield shell 1 is installed, the first bulge 4 on the anti-loosening pin 2 is easy to deform, so that the installation stability of the shield shell 1 is improved, and the anti-loosening effect is achieved.
Furthermore, the anti-loosening pins 2 are integrally formed on any one group of side walls which are oppositely arranged on the shield shell 1, and the anti-loosening pins 2 are oppositely arranged, so that the anti-loosening effect of the installation of the shield shell 1 is further improved. The anti-loosening pin 2 made of tinplate has conductivity, and electromagnetic static electricity generated outside the shielding case shell 1 is led out through the anti-loosening pin 2, so that the static electricity shielding effect is achieved.
As shown in fig. 2, integrated into one piece has the barb structure on the anticreep foot 3, and the barb structure is flexure strip 5, and flexure strip 5 is located anticreep foot 3 and keeps away from one side of shield shell 1, and flexure strip 5 keeps away from the side and the 3 fixed connection of anticreep foot of shield shell 1, and flexure strip 5 is the setting that leans out from the side of keeping away from shield shell 1 to the one side that is close to shield shell 1. The elastic piece 5 is connected with one piece on both sides of the anti-falling foot 3. By means of the elasticity of the tinplate in a sheet structure, when the shield shell 1 is installed, the two elastic sheets 5 are compressed; after the installation targets in place, two flexure strips 5 are opened and are formed the tight fit installation under the effect of self elasticity to can play the effect of anticreep, and the electromagnetic static of 1 external production of shield cover casing derives through anticreep foot 3, thereby plays static and covers latent effect.
Integrated into one piece has the protruding 6 of second on the inner wall of anticreep foot 3, and the protruding 6 of second is oval arch, and in the installation, the protruding 6 easy productions of second are deformed, have improved the stability of the 3 installations of anticreep foot.
Further, anticreep foot 3 is one on the relative lateral wall that sets up of another group of being of shield cover casing 1 homogeneous body shaping, is two anticreep feet 3 of relative setting, has further improved shield cover casing 1's anticreep performance.
As shown in fig. 1 and fig. 2, a ground contact 7 is further integrally formed on the side wall of the opening of the shield case housing 1, and the ground contact 7 extends from the side wall of the opening of the shield case housing 1 to a side away from the shield case housing 1. The ground contact 7 is located on the open side wall of the shield housing 1. The number of the ground contacts 7 is three between the two anti-release pins 3 and one anti-release pin 2, and the number of the ground contacts 7 is two between the two anti-release pins 3 and the other anti-release pin 2. The shield case 1 is grounded by the ground contact 7, thereby improving the safety of use of the shield case 1.
As shown in fig. 3, according to the utility model provides a pair of electronic product still includes PCB board 8, PCB board 8's shape and shield cover casing 1's shape phase-match, and PCB board 8 has seted up a PCB fixed slot 9 all around respectively, and four PCB fixed slots 9 are the one-to-one setting with two anti-loosening feet 2 and two anti-loosening feet 3.
The outer sides of the inner walls of the four PCB fixing grooves 9 are covered with copper layers, and the worker presses and installs the shield case body 1 on the PCB board 8 by applying external force. In two anti-loosening pins 2 inserted the PCB fixed slot 9 that corresponds with it respectively, four first archs 4 all produced stress deformation in the in-process of installation to make anti-loosening pin 2 be interference fit with the copper layer on the 9 inner walls of PCB fixed slot that correspond, thereby play locking effect.
In two anticreep feet 3 inserted the PCB fixed slot 9 that corresponds with it respectively, in the installation, the second on two anticreep feet 3 is protruding 6 and all produces stress deformation to make the copper layer on anticreep foot 3 and the PCB fixed slot 9 inner wall that corresponds be interference fit, realize the fastening installation. After the installation is in place, any elastic piece 5 on two anticreep feet 3 supports tightly PCB fixed slot 9 outward flange and forms barb locking structure with the help of the elasticity of tinplate self to the function of anticreep has been realized.
The periphery of the PCB board 8 is further provided with a grounding pad 10, the grounding pad 10 and the grounding contact 7 are correspondingly arranged, and any grounding pad 10 is in contact fit and welded connection with the corresponding grounding contact 7, so that the grounding connection of the shield case housing 1 is realized. Electromagnetic static electricity generated outside the shield shell 1 is led out through the grounding contact 7, so that the function of static electricity shielding is achieved.
Modification example 1
The shield case 1 may be a metal case having a shielding function, such as a cupronickel case or a stainless steel case.
Principle of operation
In the work, the staff is earlier with two anti-loosening pins 2 and two anticreep feet 3 on the shield cover casing 1 respectively with four PCB fixed slots 9 of PCB board 8 week side corresponding to make arbitrary ground contact 7 all with the ground connection pad 10 one-to-one on the PCB board 8, exert external force again and press shield cover casing 1, until two anti-loosening pins 2 on the shield cover casing 1, two anticreep feet 3 and a plurality of ground contact 7 all install in place.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. The shielding case is characterized by comprising a shielding case shell (1), wherein one side of the shielding case shell (1) is opened, and an anti-loosening pin (2) and/or an anti-falling pin (3) are/is arranged on the side wall of the opened side of the shielding case shell (1); the anti-loosening pin (2) extends from the side wall of the open opening of the shield shell (1) to one side departing from the shield shell (1), and first bulges (4) are arranged on two sides of the anti-loosening pin (2);
anticreep foot (3) are from shield cover casing (1) open mouth's lateral wall to the one side that deviates from shield cover casing (1) extend, just be provided with barb structure on anticreep foot (3).
2. A shielding cage according to claim 1, characterized in that the cage shell (1) comprises a tinplate shell, a cupronickel shell and a stainless steel shell.
3. The shielding case according to claim 1, wherein the anti-loose leg (2) is of a thin-plate structure, the first protrusion (4) is disposed on each of two side walls of the anti-loose leg (2), and the two first protrusions (4) are disposed in a staggered manner.
4. The shielding case according to claim 1, wherein the anti-falling foot (3) is of a thin plate structure, the barb structure comprises an elastic piece (5), the elastic piece (5) is disposed on a side of the anti-falling foot (3) away from the shielding case body (1), and the elastic piece (5) is inclined outwards from a side edge away from the shielding case body (1) to a side close to the shielding case body (1).
5. A shielding cage according to claim 1, characterized in that the inner wall of the anti-slip leg (3) is provided with a second protrusion (6).
6. A shielding cage according to claim 1, wherein the shielding cage body (1) is approximately rectangular in shape, the anti-loosening legs (2) are provided one on any one set of oppositely disposed side walls of the shielding cage body (1), and the anti-loosening legs (3) are provided one on the other set of oppositely disposed side walls of the shielding cage body (1).
7. A shielding cage according to claim 1, wherein the side wall of the opening of the shielding cage body (1) is provided with a grounding contact (7), the grounding contact (7) extends from the side wall of the opening of the shielding cage body (1) to the side away from the shielding cage body (1), and the grounding contact (7) is arranged at a distance from the locking pin (2) and the anti-dropping pin (3).
8. An electronic product, comprising the shielding case of claims 1-7, further comprising a PCB (8), wherein the periphery of the PCB (8) is provided with a PCB fixing groove (9), and the PCB fixing groove (9) is in interference fit with both the anti-loose pin (2) and the anti-loose pin (3).
9. An electronic product according to claim 8, wherein the periphery of the PCB board (8) is provided with a ground pad (10), and the ground pad (10) is in contact fit with the ground contact (7).
10. An electronic product as claimed in claim 8, wherein the outer side of the inner wall of the PCB fixing groove (9) is covered with a copper layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120566814.7U CN214382044U (en) | 2021-03-19 | 2021-03-19 | Shielding case and electronic product adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120566814.7U CN214382044U (en) | 2021-03-19 | 2021-03-19 | Shielding case and electronic product adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214382044U true CN214382044U (en) | 2021-10-08 |
Family
ID=77973231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120566814.7U Active CN214382044U (en) | 2021-03-19 | 2021-03-19 | Shielding case and electronic product adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214382044U (en) |
-
2021
- 2021-03-19 CN CN202120566814.7U patent/CN214382044U/en active Active
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