CN210986880U - Stainless steel bending electromagnetic shielding case with high electromagnetic compatibility - Google Patents
Stainless steel bending electromagnetic shielding case with high electromagnetic compatibility Download PDFInfo
- Publication number
- CN210986880U CN210986880U CN201921971102.2U CN201921971102U CN210986880U CN 210986880 U CN210986880 U CN 210986880U CN 201921971102 U CN201921971102 U CN 201921971102U CN 210986880 U CN210986880 U CN 210986880U
- Authority
- CN
- China
- Prior art keywords
- plate
- stainless steel
- bottom plate
- curb plate
- electromagnetic compatibility
- 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.)
- Active
Links
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 25
- 239000010935 stainless steel Substances 0.000 title claims abstract description 25
- 238000005452 bending Methods 0.000 title claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 6
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 210000003141 lower extremity Anatomy 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model provides a high electromagnetic compatibility's stainless steel electromagnetic shield machine case of bending, include apron, bottom plate and center on a plurality of curb plates that the bottom plate set up, each the lower limb of curb plate with bottom plate edge coincidence and connection, bottom plate and all curb plate integrated into one piece, each the top edge leanin of curb plate is bent and is formed the heavy limit, arbitrary adjacent two the side coincidence of curb plate is connected with full weld, makes all heavy limits connect gradually and form and inlay the entry, the apron embedding inlay the entry, form the closed machine case. The utility model has the advantages that: the gap between the curb plate is filled to the welding seam, avoids forming the magnetic leakage gap, and the sunken edge formation of curb plate upper edge inlays the mouth, and the apron design is embedded installation, reduces apron and electromagnetic gap all around, forms the closed shielding body of a completion, and shielding performance is good, is applicable to electron, the electrical equipment that require relatively high to the electromagnetic compatibility.
Description
Technical Field
The utility model relates to an electromagnetic shield technical field especially relates to a stainless steel electromagnetic shield case of bending of high electromagnetic compatibility.
Background
Electronic devices are particularly sensitive to electromagnetic interference, which is very harmful to the electromagnetic interference, and easily causes damage to the electronic devices and loss of data. Similarly, the amount of magnetic recording data of various modern electronic devices is increasing, but the electromagnetic shielding performance of the current electronic devices is very weak, so it is important to make the electronic devices operate normally for a long time without being interfered by electromagnetic interference from different directions. The electromagnetic shielding case can effectively shield the magnetic field aiming at the electromagnetic interference caused by overlarge external magnetic field, over-strong heat source or strong vibration source, thereby the operation and the preservation of the electronic equipment are more effective. Most of the existing electromagnetic shielding cases are metal plate bending cases which are directly obtained by bending metal plates, and then the side faces of the electromagnetic shielding cases can form magnetic leakage gaps due to gaps formed by bending, so that magnetism is easily exposed, the overall electromagnetic shielding effect of the electromagnetic shielding cases is influenced, and the use requirements of high-precision electronic and electrical equipment with high electromagnetic compatibility requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a stainless steel electromagnetic shield case of bending of high electromagnetic compatibility.
An embodiment of the utility model provides a high electromagnetic compatibility's stainless steel electromagnetic shield machine case of bending, include apron, bottom plate and center on a plurality of curb plates that the bottom plate set up, each the lower limb of curb plate with bottom plate edge coincidence and connection, bottom plate and all curb plate integrated into one piece, each the top edge leanin of curb plate is bent and is formed the heavy limit, arbitrary adjacent two the side coincidence of curb plate is connected with full weld, makes all heavy limits connect gradually and form and inlay the mouth, the apron embedding inlay the mouth, form the closed machine case.
Furthermore, the bottom plate and all the side plates are integrally formed by a stainless steel plate, the middle part of the stainless steel plate is the bottom plate, and the edges of the stainless steel plate are cut and bent to form the side plates.
Furthermore, the bottom plate, the side plates and the cover plate are rectangular plates, the number of the side plates is four, the side plates and the bottom plate enclose a cuboid without an upper end face, and the embedding opening is shaped like a Chinese character 'hui'.
Furthermore, a plurality of fixing holes are formed in the bottom plate and used for fixing electronic and electrical equipment.
Furthermore, the side plate is provided with heat dissipation holes.
Furthermore, an external socket is arranged on the side plate.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the utility model discloses a high electromagnetic compatibility's stainless steel electromagnetic shield case of bending, bottom plate and curb plate integrated into one piece, full weld between the curb plate is connected, and the clearance between the curb plate is filled to the welding seam, avoids forming the magnetic leakage gap, and the sunken limit of curb plate upper edge forms and inlays the entry, and the apron design is embedded installation, reduces apron and electromagnetic gap all around, forms the closed shielding body of a completion, and shielding property is good, is applicable to the higher electron of requirement to electromagnetic compatibility, electrical equipment.
Drawings
Fig. 1 is an internal schematic view of a stainless steel bending electromagnetic shielding case with high electromagnetic compatibility according to the present invention;
fig. 2 is a top view of the bottom plate and the side plate of the stainless steel bending electromagnetic shielding case with high electromagnetic compatibility according to the present invention;
fig. 3 is a top view of the stainless steel bending electromagnetic shielding case with high electromagnetic compatibility of the present invention.
In the figure: 1-bottom plate, 2-side plate, 3-cover plate, 4-sunk edge, 5-welding seam, 6-fixing hole, 7-heat dissipation hole and 8-external socket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Please refer to fig. 1 and 3, an embodiment of the present invention provides a high electromagnetic compatibility stainless steel bending electromagnetic shielding case, which includes a cover plate 3, a bottom plate 1 and a plurality of side plates 2 surrounding the bottom plate 1, each of the lower edges of the side plates 2 coincides with the edge of the bottom plate 1 and is connected to the edge, the bottom plate 1 and all the side plates 2 are integrally formed, each of the upper edges of the side plates 2 is inwardly inclined and bent to form a sunk edge 4, any two adjacent side edges of the side plates 2 coincide and are fully welded to connect, so that all the sunk edges 4 are sequentially connected to form an embedded opening, and the cover plate 3 is embedded into the embedded opening to form a closed case.
Specifically, referring to fig. 1 and 3, in this embodiment, the electromagnetic shielding case is a rectangular case body, and is composed of the bottom plate 1, four side plates 2, and the cover plate 3, where the bottom plate 1, four side plates 2, and the cover plate 3 are all rectangular plates.
Referring to fig. 1 and 2, the bottom plate 1 and all the side plates 2 are integrally formed by a stainless steel plate, the middle of the stainless steel plate is the bottom plate 1, and the bottom plate 1 is rectangular. Two long sides of the bottom plate 1 are respectively used for cutting two rectangles outwards to form two side plates 2 which are symmetrical relative to the bottom plate 1, and two wide sides of the bottom plate 1 are respectively used for cutting two rectangles outwards to form the other two side plates 2 which are symmetrical relative to the bottom plate 1. And then bending the four side plates 2 upwards respectively to ensure that each side plate 2 is perpendicular to the bottom plate 1 and the side edges of two adjacent side plates 2 are superposed.
The upper edge of each side plate 2 is bent inwards to form a sunk edge 4, the sunk edges 4 are inclined inwards to form a slope, in order to ensure that the sunk edges 4 of the adjacent side plates 2 are overlapped, chamfers can be arranged at two corners of the upper edge of each side plate 2, and thus the sunk edges 4 of all the side plates 2 are contacted in sequence. And fully welding the overlapped side edges of the adjacent side plates 2 and the overlapped edge of the sunken edge 4 to form a welding line, so as to form a box body with an upper end opening, wherein the upper end opening is a zigzag embedded opening. The weld fills the gap between adjacent side plates 2.
Referring to fig. 3, the cover plate 3 covers the upper port of the box body and is embedded into the embedding opening to seal the upper port of the box body. The countersink 4 has a slope to facilitate the insertion of the cover 3.
Further, referring to fig. 1, a plurality of fixing holes 6 are disposed on the bottom plate 1, and the fixing holes 6 are used for fixing electronic and electrical devices. In order to solve the problem of heat dissipation of electronic and electrical equipment in the case, heat dissipation holes 7 are formed in two oppositely-arranged side plates 2 and are formed according to the requirement of the national military standard 151B, so that the requirement of electromagnetic shielding is met. And a plurality of external jacks 8 are formed in the other side plate 2, and the external jacks 8 are used for fixing joints and interfaces of limiting electronic and electrical equipment.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a high electromagnetic compatibility's stainless steel electromagnetic shield machine case of bending which characterized in that: the bottom plate and all the side plates are integrally formed, the upper edges of the side plates are inwards inclined and bent to form sunk edges, any two adjacent side plates are overlapped and connected in a full-welding mode, all the sunk edges are sequentially connected to form an embedded opening, and the cover plate is embedded into the embedded opening to form a closed case.
2. The high electromagnetic compatibility stainless steel bent electromagnetic shielding case of claim 1, wherein: the bottom plate and all the side plates are integrally formed by a stainless steel plate, the middle part of the stainless steel plate is the bottom plate, and the edges of the stainless steel plate are cut and bent to form the side plates.
3. The high electromagnetic compatibility stainless steel bent electromagnetic shielding case of claim 1, wherein: the bottom plate, curb plate with the apron is the rectangular plate, the quantity of curb plate is four, four the curb plate with the bottom plate encloses into the cuboid that does not have the up end, inlay the mouth and be the font of returning.
4. The high electromagnetic compatibility stainless steel bent electromagnetic shielding case of claim 1, wherein: the bottom plate is provided with a plurality of fixing holes, and the fixing holes are used for fixing electronic and electrical equipment.
5. The high electromagnetic compatibility stainless steel bent electromagnetic shielding case of claim 1, wherein: the side plate is provided with heat dissipation holes.
6. The high electromagnetic compatibility stainless steel bent electromagnetic shielding case of claim 1, wherein: and the side plate is provided with an external socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921971102.2U CN210986880U (en) | 2019-11-14 | 2019-11-14 | Stainless steel bending electromagnetic shielding case with high electromagnetic compatibility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921971102.2U CN210986880U (en) | 2019-11-14 | 2019-11-14 | Stainless steel bending electromagnetic shielding case with high electromagnetic compatibility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210986880U true CN210986880U (en) | 2020-07-10 |
Family
ID=71421249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921971102.2U Active CN210986880U (en) | 2019-11-14 | 2019-11-14 | Stainless steel bending electromagnetic shielding case with high electromagnetic compatibility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210986880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462890A (en) * | 2020-12-29 | 2021-03-09 | 成都达士通科技有限公司 | PXI shielding case and PXI backboard |
-
2019
- 2019-11-14 CN CN201921971102.2U patent/CN210986880U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462890A (en) * | 2020-12-29 | 2021-03-09 | 成都达士通科技有限公司 | PXI shielding case and PXI backboard |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11670895B2 (en) | Electrical connector and electronic device | |
| US20180269617A1 (en) | Electrical connector | |
| US8888510B2 (en) | Single-piece shield can | |
| CN210986880U (en) | Stainless steel bending electromagnetic shielding case with high electromagnetic compatibility | |
| CN108226585B (en) | Emergency electromagnetic shielding room and testing device thereof | |
| CN206163807U (en) | High voltage connector seal assembly and high voltage connector | |
| TWI292242B (en) | Shielded electrical connector for mounting on a circuit board | |
| CN108093615B (en) | Emergency electromagnetic shielding room | |
| US9980417B1 (en) | Magnetic electromagnetic interference gasket | |
| CN203423896U (en) | Shielding device | |
| KR101773502B1 (en) | Receptacle connector | |
| WO2018094941A1 (en) | Connector interface and mobile terminal | |
| CN210806217U (en) | Electrical connector | |
| CN209982918U (en) | Novel electronic information equipment case | |
| US9980418B2 (en) | RF shield assembly | |
| CN204145985U (en) | A kind of electromagnetic shield module box | |
| CN219534214U (en) | Transformer shell, transformer and electric product | |
| CN205509147U (en) | Take shielding layer connector component | |
| CN105430979A (en) | Box body with electromagnetic shielding function | |
| CN206181708U (en) | Circuit structure and electronic product | |
| CN2414587Y (en) | Electromagnetic interference shielding apparatus | |
| CN213594771U (en) | Shielding case protecting device | |
| CN109068557A (en) | A kind of liquid crystal display mounting structure of shield cover | |
| CN203800278U (en) | Improved connector iron shell structure | |
| CN112399768B (en) | Shielding cover, circuit board assembly and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A High Electromagnetic Compatibility Stainless Steel Bending Electromagnetic Shielding Case Effective date of registration: 20231226 Granted publication date: 20200710 Pledgee: Wuhan area branch of Hubei pilot free trade zone of Bank of China Ltd. Pledgor: WUHAN XINGTU XINKE ELECTRONIC Co.,Ltd. Registration number: Y2023980073771 |