CN204669811U - A kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic - Google Patents
A kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic Download PDFInfo
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- CN204669811U CN204669811U CN201520412678.0U CN201520412678U CN204669811U CN 204669811 U CN204669811 U CN 204669811U CN 201520412678 U CN201520412678 U CN 201520412678U CN 204669811 U CN204669811 U CN 204669811U
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Abstract
The utility model discloses a kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic, comprise matrix and cover plate, matrix is provided with aviation network interface plug, the coaming plate that a circle is externally given prominence to is provided with in the top of matrix, the inner side of coaming plate is provided with a circle beryllium copper reed, cover plate contacts with beryllium copper elasticity of spring leaf, and the side seam junction of matrix is provided with bending edges.The bending edges of all side seam junctions of matrix all carries out pressure melting welding with adjacent side plate, forms an entirety; Determine bending edges length according to cut-off waveguide principle, guarantee the shield effectiveness of matrix; Coaming plate and matrix carry out pressure melting welding, convenient fixing conducting resinl reed and cover plate; The gap of cover plate and matrix junction, is completed by the place mat of beryllium copper reed.The monolithic case of aviation network interface plug is metal alloy, realizes metal and Metal Contact with the faying face of matrix, ensures the conductivity of faying face, solves the shielding properties of network interface.
Description
Technical field
The utility model relates to panel beating shielding box, particularly relates to a kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic.
Background technology
Electromagnetic shielding box is the shield of the various shape such as shell, plate utilizing conduction or permeability magnetic material to make, electromagnetic capability is limited within the scope of certain space the metallic object being used for suppressing radiated interference, and the equipment that realizes providing glitch-free test environment to tested wireless telecommunications system is processed to conduction and radiation.
At present, more common electromagnetic shielding box is single-casting form, overall milling part form or panel beating integral solder part form substantially.Single-casting and overall milling part form good to effectiveness, but it is with high costs, and processing technology is complicated; Panel beating integral solder part form is welded or full weld entirely to connecting hole seam usually, the phenomenon such as distortion, distortion is there is like this for the shielding box of thin-walled feature is as easy as rolling off a log, cause open defect, and weld seam ratio is easier to occur rosin joint, sealing-off etc., causes not visible gap to exist.
Utility model content
The purpose of this utility model is to provide a kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic, solves the shortcoming that prior art exists.
The utility model adopts following technical scheme to realize:
A kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic, it is characterized in that, comprise a top and there is the matrix 1 of opening and the cover plate 4 of a movable folding, matrix 1 is provided with aviation network interface plug 5, the coaming plate 2 that a circle is externally given prominence to is provided with in the top of described matrix 1, the inner side of described coaming plate 2 is provided with a circle beryllium copper reed 3, and described cover plate 4 and beryllium copper reed 3 Elastic Contact, be provided with bending edges 6 in the side seam junction of matrix 1.
Further, the correspondence position of coaming plate 2 and cover plate 4 is provided with fixing threaded hole.
Advantageous Effects of the present utility model is: the bending edges of all side seam junctions of matrix all carries out pressure melting welding with adjacent side plate, panel beating is made to produce plastic deformation, recrystallization and diffusion, the atom on two surfaces be separated is made to be close to lattice distance, form metallic bond, combine formation entirety.Determine bending edges length according to cut-off waveguide principle, guarantee the shield effectiveness of matrix; Coaming plate and matrix carry out pressure melting welding, convenient fixing conducting resinl reed and cover plate, and overall appearance is beautiful does not have solder joint, can also shield the wing that matrix and cover plate are connected to form; The gap of cover plate and matrix junction, is completed by the place mat of beryllium copper reed, and the limit of coaming plate is provided with fixing hole, makes matrix and cover plate realize being flexible coupling by screw lock.The monolithic case of aviation network interface plug is metal alloy, realizes metal and Metal Contact with the faying face of matrix, ensures the conductivity of faying face, solves the shielding properties of network interface.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model panel beating shielding box.
Fig. 2 is the basal body structure Local map of panel beating shielding box.
Fig. 3 is the partial enlarged drawing of the matrix bending edges junction of panel beating shielding box.
Fig. 4 is the partial side view of panel beating shielding box basal body structure.
Fig. 5 is that the A-A of Fig. 4 is to cutaway view.
Fig. 6 is the partial sectional view of Fig. 5.
Embodiment
By below to the description of embodiment; to more contribute to public understanding the utility model; but the restriction that the specific embodiment given by applicant can't be considered as technical solutions of the utility model, any definition to parts or technical characteristic change and/or to overall structure do form and immaterial conversion all should be considered as the protection range that the technical solution of the utility model limits.
(Fig. 3 is the partial enlarged drawing in I portion in Fig. 2 as shown in Figures 1 to 6, Fig. 6 is the partial enlarged drawing in II portion in Fig. 5), panel beating shielding box comprises a top and has the matrix 1 of opening and the cover plate 4 of a movable folding, matrix 1 is provided with aviation network interface plug 5, the coaming plate 2 that a circle is externally given prominence to is provided with in the top of matrix 1, the inner side of coaming plate 2 is provided with a circle beryllium copper reed 3, the correspondence position of coaming plate 2 and cover plate 4 is provided with fixing threaded hole, cover plate 4 and beryllium copper reed 3 Elastic Contact, be provided with bending edges 6 in the side seam junction of matrix 1.The bending edges of all side seam junctions of matrix 1 all carries out pressure melting welding with adjacent side plate, panel beating is made to produce plastic deformation, recrystallization and diffusion, make the atom on two surfaces be separated be close to lattice distance, form metallic bond, combine formation entirety.Determine the length of bending edges 6 according to cut-off waveguide principle, guarantee the shield effectiveness of matrix 1.Coaming plate 2 and matrix 1 carry out pressure melting welding, convenient fixing beryllium copper reed 3 and cover plate 4, and overall appearance is beautiful does not have solder joint, can also shield matrix 1 and cover plate 4 is interconnected formed wing.Cover plate 4 is filled by the place mat of beryllium copper reed 3 with the gap of matrix 1 junction, and the limit of coaming plate 2 is provided with fixing hole, makes matrix 1 and cover plate 4 realize being flexible coupling by screw lock.The monolithic case of aviation network interface plug 5 is metal alloy, realizes metal and Metal Contact with the faying face of matrix 1, ensures the conductivity of faying face, solves the shielding properties of network interface.
Further improvement can also be made: beryllium copper reed comprises rubber slab body and conductive metal sheet on the basis of above-described embodiment, conductive metal sheet fits tightly on the side on rubber slab body, the another side of rubber slab body is plane, the surface that rubber slab body fits with conductive metal sheet is provided with projection, protruding height is 0.5-1mm, wide is 1-1.5mm, and the spacing often between adjacent two projections equals the 8-10 of height of projection doubly, and its protrusions is arc-shaped.Conductive metal sheet is close on rubber slab body, and electric current passes through very easily; By conducting performance test, its indices all satisfies the demands, and rubber slab body and conductive metal sheet match, and the effect can either playing shielding electromagnetic pulse can make again matrix 1 realize soft contact with cover plate 4.Improvement to aviation network interface plug: aviation plug is all wrapped up by shell under normal circumstances, to prevent the radiation of internal electrical magnetic energy or to receive external electromagnetic field interference, but aviation plug is used for outdoor, the junction of plug and socket and all easily intaking after a long time use with electric wire connection point, burning out aviation plug causes circuit to damage, there is very large potential safety hazard, therefore provide a connection special-purpose water-proof type aviation plug in another embodiment, in this embodiment, aviation network interface plug comprises the plug and socket that buckle connects, plug and electric wire connection point are provided with a fixture, the upper end of fixture arranges the Tapered Cup of fitting with electric wire, fixture lower end arranges umbrella shape watertight composition, the shell of umbrella shape watertight composition and plug fits, the junction of plug and socket arranges elastic water-proof film, elastic water-proof film is close to the outside of plug and socket, elastic water-proof film is provided with leg-of-mutton projection.The technique effect of the present embodiment is: the bullet of fixture and electric wire compact siro spinning technology, the shell of plug and socket is close in umbrella shape watertight composition bottom, when running into overcast and rainy, rainwater stays along Tapered Cup surface and umbrella shape watertight composition surface, can not assemble for a long time and enter plug and socket inside from junction.Simultaneously, in the junction of plug and socket, elastic water-proof film is set, elastic water-proof film is also provided with triangle projection, elastic water-proof film is close to plug and socket shell, avoid rainwater to enter from plug and socket junction, easy to install, good water-proof effect, effectively prevents the damage of power consumption equipment, improves the fail safe of aviation network interface plug.
Certainly; the utility model can also have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection range that all should belong to the claim appended by the utility model.
Claims (2)
1. the panel beating shielding box for the pulse of network interface protection high-power electromagnetic, it is characterized in that, comprise a top and there is the matrix (1) of opening and the cover plate (4) of a movable folding, matrix (1) is provided with aviation network interface plug (5), the coaming plate (2) that a circle is externally given prominence to is provided with in the top of described matrix (1), the inner side of described coaming plate (2) is provided with a circle beryllium copper reed (3), described cover plate (4) and beryllium copper reed (3) Elastic Contact, the side seam junction of matrix (1) is provided with bending edges (6).
2. the panel beating shielding box for network interface protection high-power electromagnetic pulse according to claim 1, is characterized in that, the correspondence position of coaming plate (2) and cover plate (4) is provided with fixing threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520412678.0U CN204669811U (en) | 2015-06-15 | 2015-06-15 | A kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520412678.0U CN204669811U (en) | 2015-06-15 | 2015-06-15 | A kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic |
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| CN204669811U true CN204669811U (en) | 2015-09-23 |
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| CN201520412678.0U Active CN204669811U (en) | 2015-06-15 | 2015-06-15 | A kind of panel beating shielding box for the pulse of network interface protection high-power electromagnetic |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107580448A (en) * | 2017-08-02 | 2018-01-12 | 深圳天珑无线科技有限公司 | A kind of preparation method of electromagnetic shielding case, terminal and electromagnetic shielding case |
| CN109640611A (en) * | 2018-12-21 | 2019-04-16 | 中国航天科工集团八五研究所 | The reliable signal processing cabinet of electromagnetic compatibility |
-
2015
- 2015-06-15 CN CN201520412678.0U patent/CN204669811U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107580448A (en) * | 2017-08-02 | 2018-01-12 | 深圳天珑无线科技有限公司 | A kind of preparation method of electromagnetic shielding case, terminal and electromagnetic shielding case |
| CN109640611A (en) * | 2018-12-21 | 2019-04-16 | 中国航天科工集团八五研究所 | The reliable signal processing cabinet of electromagnetic compatibility |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: North Fourth Ring Road 100083 Beijing Haidian District City 229 Haitai building room 928 Patentee after: Aerospace long Screen Technology Co., Ltd. Address before: North Fourth Ring Road 100083 Beijing Haidian District City 229 Haitai building room 928 Patentee before: Changping (Beijing) Electromagnetic Protection Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 101-10, Floor 6, Building 20, No. 1 Hospital, Baosheng South Road, Haidian District, Beijing, 100192 Patentee after: Aerospace long Screen Technology Co., Ltd. Address before: Room 928, Haitai Building, 229 North Fourth Ring Road, Haidian District, Beijing 100083 Patentee before: Aerospace long Screen Technology Co., Ltd. |
|
| CP02 | Change in the address of a patent holder |