CN215955523U - Shielding hard cable assembly - Google Patents
Shielding hard cable assembly Download PDFInfo
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- CN215955523U CN215955523U CN202122266263.5U CN202122266263U CN215955523U CN 215955523 U CN215955523 U CN 215955523U CN 202122266263 U CN202122266263 U CN 202122266263U CN 215955523 U CN215955523 U CN 215955523U
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Abstract
The utility model relates to a shielded hard cable assembly which comprises a conductive copper bar and an insulating shell, wherein a shielding structure made of metal or conductive materials is arranged outside the insulating shell, the shielding structure comprises a first shielding layer and a second shielding layer, the first shielding layer covers two opposite surfaces of the insulating shell, the second shielding layer covers the other two opposite surfaces of the insulating shell, and the two first shielding layers are in conductive connection through the second shielding layer so as to realize the conduction of a shielding link. The shielding structure designed by the utility model is a coating structure, can realize the link conduction of shielding layers of different layers, and can play good functions of shielding electromagnetic radiation, resisting electromagnetic wave interference and static electricity.
Description
Technical Field
The utility model belongs to the field of hard cable structure design, and particularly relates to a shielded hard cable assembly.
Background
At present, a copper bar type cable assembly is generally insulated by adopting a PET (polyethylene terephthalate) film or paint powder spraying process, and an end joint of the copper bar type cable assembly, the front end of which is used for realizing electrical connection with a contact element inside a connector, is in contact conduction through modes such as welding and the like. The PET membrane pressfitting is inside to have the bubble to produce, and cuts the sealed effect of section department very poor after the PET membrane pressfitting, generally needs to seal glue all around after the pressfitting insulating, and the thickness of dusting is then hardly dusted to the management and control of dusting insulating then, and to several copper bar superposes shape and size control PET membrane of pressfitting together and dusting all be difficult to reach the high requirement of product size precision, PET membrane and dusting generally are applicable to the insulating processing of single copper bar. In some special occasions, the hard cable assembly is required to have a strong anti-interference function, a shielding structure is required to be arranged on the assembly, and otherwise, the use requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a shielding hard cable assembly, and the shielding structure has a strong electromagnetic shielding function.
In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a shielding stereoplasm cable subassembly, includes conductive copper bar and insulating housing, and insulating housing is equipped with the shielding structure who makes by metal or conducting material outward, and shielding structure includes first shielding layer and second shielding layer, and the cladding of first shielding layer is on two relative surfaces of insulating housing, and the cladding of second shielding layer is on two relative surfaces in addition of insulating housing, and two first shielding layers on the surface pass through second shielding layer conductive connection to realize that the shielding link switches on.
As a first option, the first shielding layer is a metal plate, a plurality of via holes are densely distributed along the length of the metal plate on both sides of the metal plate, the via holes penetrate through the metal plate along the thickness direction of the metal plate, the via holes on the two metal plates correspond to each other up and down, and a conductive material is plated or filled in the via holes to form the second shielding layer.
Further, the inner diameter of each through hole is larger than 0.2mm, and the edge distance between every two adjacent through holes in the same metal plate is larger than 0.2 mm.
As a second option, the first shielding layer is a conductive layer film, and the second shielding layer is a conductive coating formed by spraying or a conductive plating formed by electroplating.
Furthermore, the conductive layer film is a conductive coating formed by spraying a conductive coating on the surface of the insulating shell or a conductive coating formed by electroplating on the surface of the insulating shell.
As a third option, the first shielding layer is a metal panel, the second shielding layer is a metal side plate, the metal panels on the two surfaces of the insulating shell are in conductive connection through the metal side plates, and the metal panel and the metal side plates enclose a metal cover wrapping the insulating shell; the connection mode of the metal cover and the insulating shell is buckling, riveting, welding, screw installation or forced installation.
As a fourth option, the first shielding layer is a metal mesh or a metal foil, and the second shielding layer is a metal mesh or a metal foil integrated with the first shielding layer; or the second shielding layer is a metal net or a metal foil which is separated from the first shielding layer, and the first shielding layer and the second shielding layer are mutually overlapped.
On the basis of the above embodiments, the shielding structure is further covered with an insulating protection layer.
Furthermore, the part of the conductive copper bar exposed out of the insulating shell is provided with a bending structure meeting the requirements of the installation environment.
Still further, the bending structures at the two ends of the conductive copper bar are respectively provided with a horizontal installation surface and a vertical installation surface, and the horizontal installation surface and the vertical installation surface are respectively provided with an installation hole.
Furthermore, rivet pressing screws are riveted in the mounting holes on the horizontal mounting surface or the vertical mounting surface.
Furthermore, the shielding hard cable assembly further comprises a connector integrated at one end of the conductive copper bar, and the press-riveting screw is arranged in the mounting hole at the other end of the copper bar.
The utility model has the beneficial effects that: the shielding structure designed by the utility model is a coating structure, can realize the link conduction of shielding layers of different layers, and can play good functions of shielding electromagnetic radiation, resisting electromagnetic wave interference and static electricity.
The utility model also arranges the insulating layer outside the shielding layer, which can protect the product and has good insulating, voltage-resisting and salt-fog-resisting properties.
The bending structures at the two ends of the conductive copper bar can be prefabricated according to actual conditions, and can effectively adapt to different installation environments and installation sizes. And the end part of the conductive copper bar is respectively provided with a horizontal mounting surface and a vertical mounting surface, so that the floating in the horizontal direction and the vertical direction can be realized when the copper bar is mounted. After the screws are pressed and riveted in the mounting holes on the mounting surface, the screws do not need to be additionally provided in the mounting process, the rapid mounting can be realized, and the assembly efficiency is improved. The utility model also integrates the required connector on the cable assembly in advance, and the connector and one end of the conductive copper bar are connected into an integral structure, thereby reducing the problem of reliability failure caused by switching during installation.
Drawings
Fig. 1 is a schematic structural view of the present invention in embodiment 1.
FIG. 2 is a schematic cross-sectional view of the embodiment of example 1.
Fig. 3 is a schematic structural view in embodiment 2 of the present invention.
FIG. 4 is a schematic cross-sectional view of the embodiment described in example 2.
Fig. 5 is a schematic structural view in embodiment 3 of the present invention.
Fig. 6 is a schematic structural view in embodiment 4 of the present invention.
Fig. 7 is a schematic structural view in embodiment 5 of the present invention.
Fig. 8 is a schematic structural view in embodiment 6 of the present invention.
Fig. 9 is an exploded view of the structure of example 6.
Fig. 10 is a schematic structural view in example 7 of the present invention.
Fig. 11 is an exploded view of the connection of the copper conductive bar and the connector in embodiment 7.
Fig. 12 is a schematic view of an installation of the present invention in installation use.
Fig. 13 is another installation schematic of the utility model in installation use.
The labels in the figure are: 1. conductive copper bar, 2, metal sheet, 3, via hole, 4, mounting hole, 5, first insulating layer, 6, second insulating layer, 7, conductive film, 8, conductive coating or cladding, 9, insulating housing, 10, metal covering, 11, lock keyway, 12, metal mesh, 13, metal foil, 14, horizontal installation face, 15, vertical installation face, 16, rivet screw, 17, connector, 18, connector mounting hole, 19, stereoplasm cable subassembly body, 20, connect the inserted sheet, 21, construction bolt, 22, equipment mounting panel, 23, equipment machine case, 24, piece formula contact pin.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the utility model is not limited thereto.
Example 1: as shown in fig. 1 and 2, a shielded hard cable assembly comprises two parallel conductive copper bars 1 arranged side by side, wherein the two conductive copper bars 1 are arranged on the same horizontal plane at intervals, and an intermediate insulator is arranged between the two conductive copper bars 1; the main body parts of the two conductive copper bars 1 are externally coated with an insulating shell, the insulating shell is formed by two first insulating layers 5 and two second insulating layers 6 in a surrounding mode, the two first insulating layers 5 are respectively positioned at the upper side and the lower side of the conductive copper bars 1, the two second insulating layers 6 are respectively positioned at the outer sides of the two conductive copper bars 1, and the first insulating layers 5 and the second insulating layers 6 are of an integral structure or are fixedly connected in a fixed connection mode; be equipped with metal sheet 2 or metal foil at the surface of first insulating layer 5, what this embodiment adopted is metal sheet 2, and it has a plurality of via holes 3 to gather at two long border intervals of metal sheet 2, via hole 3 runs through the thickness direction of metal sheet 2, and the via hole 3 of two upper and lower metal sheets 2 corresponds the arrangement from top to bottom one to one, and corresponding is equipped with the through-hole that runs through from top to bottom in second insulating layer 6, and the via hole 3 of two metal sheets 2 passes through the through-hole intercommunication of second insulating layer 6, and it has conductive material to pack or electroplate in via hole 3 and through-hole, and the conductive material in a plurality of via holes 3 and the through-hole forms the structure of grid form, as the second shielding layer to the realization is as switching on of two metal sheets 2 of first shielding layer, and then realizes switching on of shielding link.
Further, the inner diameter of each through hole 3 is larger than 0.2mm, and the margin between adjacent through holes 3 on the same metal plate 2 is larger than 0.2 mm.
Example 2: as shown in fig. 3 and 4, the arrangement and the structural form of the copper busbar 1 and the insulating housing in this embodiment are the same as those in embodiment 1, and the description is not repeated. In this embodiment, a conductive film 7 is disposed on an outer surface of the first insulating layer 5 as a first shielding layer, a conductive coating or plating layer 8 is disposed on an outer surface of the second insulating layer 6 as a second shielding layer, the conductive coating is formed by spraying a conductive paint, the conductive plating layer is formed by electroplating a conductive paint, the conductive film 7 may also be a conductive coating or a conductive plating layer, and the conductive coatings of the first shielding layer and the second shielding layer are overlapped with each other to achieve conduction of the shielding link.
The conductive coating or the conductive coating in the embodiment has good conductivity and firm adhesion, and can play a good role in shielding electromagnetic radiation, resisting electromagnetic wave interference and preventing static electricity.
Example 3: as shown in fig. 5, the arrangement and the structural form of the copper busbar 1 and the insulating housing 9 in this embodiment are the same as those in embodiment 1, and the description is not repeated. In this embodiment, a metal cover 10 is covered outside the insulating housing 9, the metal cover 10 forms a shield, the metal cover 10 is formed by connecting two metal panels and two metal side plates, the two metal panels are used as first shielding layers and are respectively in contact with the upper and lower surfaces of the insulating housing 9, and the two metal side plates are used as second shielding layers and are respectively in contact with two side surfaces of the insulating housing 9. When the metal cover 10 is installed, the connection mode of the metal cover 10 and the insulating shell 9 is buckling, riveting, welding, screw installation or forced installation, and the like, and when the metal cover 10 and the insulating shell 9 are in interference fit; when the metal cover 10 is buckled, a buckling key groove 11 is formed on the metal cover, and the buckling key groove 11 is buckled and connected with a buckling key on the insulating shell 9.
Example 4: the arrangement mode and the structural form of the conductive copper bar 1 and the insulating shell in this embodiment are the same as those in embodiment 1, and the description is not repeated. In this embodiment, the metal meshes 12 are respectively disposed on the upper and lower surfaces of the insulating housing as first shielding layers, the metal meshes 12 of the same specification or different specifications are respectively disposed on two side surfaces of the insulating housing as second shielding layers, and the metal meshes 12 of the first shielding layers and the metal meshes 12 of the second shielding layers are overlapped with each other to implement conduction of the shielding links.
As a variation of this embodiment, the metal mesh 12 of the first shielding layer and the metal mesh 12 of the second shielding layer may also be an integral structure, that is, one metal mesh 12 is wrapped around the surface of the insulating housing, and two ends of the metal mesh 12 may be fixed by using adhesive or tape, or by bundling, and a good shielding effect may also be achieved, as shown in fig. 6.
Example 5: this embodiment is similar to embodiment 4 except that the metal mesh 12 in embodiment 4 is replaced with a metal foil 13, and the insulating case is completely wrapped with the metal foil 13 as shown in fig. 7.
Example 6: as shown in fig. 8 and 9, in this embodiment, on the basis of embodiment 1, a bending structure meeting the requirement of an installation environment is provided at a portion of the conductive copper bar 1 exposed out of the insulating housing, a horizontal installation surface 14 and a vertical installation surface 15 are provided at ends of the bending structure, and the horizontal installation surface 14 and the vertical installation surface 15 are respectively located at two ends of the conductive copper bar 1 and can float in the horizontal direction and the vertical direction when being installed. The rivet pressing screw 16 is further arranged in the mounting hole of the vertical mounting surface 15, so that an additional screw is not needed to be used during mounting, quick mounting can be realized, and the assembly efficiency is improved.
It is understood that, although the present embodiment is a further improvement on the basis of embodiment 1, the improved matters, including the bending structure of the end of the copper busbar 1, the orientation design of the mounting surface, and the arrangement of the clinch screw, can be used in other embodiments. In addition, an insulating protective layer is further covered on the surface of the shielding layer of the hard cable assembly in each embodiment, so that the hard cable assembly can protect a product and has good insulating voltage resistance and salt spray resistance.
Example 7: as shown in fig. 10 and 11, in this embodiment, the solution described in the above embodiments is further extended, the conductive copper bar 1 at one end of the rigid cable assembly body 19 is integrated with the connector 17, and the end of the conductive copper bar 1 is provided with the connecting insertion piece 20 inserted into the connector 17, so that the bolt adapter is not needed, and the problem of reliability failure caused by the adapter is reduced. The connector 17 can be directly mounted on the device through the connector mounting hole 18.
Example 8: as shown in fig. 12 and 13, fig. 12 is a schematic view illustrating an installation of the hard cable assembly and the equipment according to any one of embodiments 1 to 6, in fig. 12, a horizontal installation surface at one end of a hard cable assembly body 19 is installed in an equipment cabinet through an installation bolt 21, and a vertical installation surface at the other end is connected with an equipment installation plate 22 through a clinch screw 16; fig. 13 is a schematic view illustrating an installation of the hard cable assembly according to any one of embodiments 1 to 6 and another device, in fig. 13, a horizontal installation surface at one end of a hard cable assembly body 19 is connected to a sheet type pin 24 in a connector 17 through an installation bolt 21, the connector 17 is installed in a device case 23, and a vertical installation surface at the other end is connected to a device installation plate 22 through a clinch screw 16.
The above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and it should be understood by those of ordinary skill in the art that the specific embodiments of the present invention can be modified or substituted with equivalents with reference to the above embodiments, and any modifications or equivalents without departing from the spirit and scope of the present invention are within the scope of the claims to be appended.
Claims (12)
1. The utility model provides a shield stereoplasm cable subassembly, includes conductive copper bar and insulating casing, its characterized in that: the insulating housing is externally provided with a shielding structure made of metal or conductive materials, the shielding structure comprises a first shielding layer and a second shielding layer, the first shielding layer is coated on two opposite surfaces of the insulating housing, the second shielding layer is coated on the other two opposite surfaces of the insulating housing, and the first shielding layers on the two surfaces are conductively connected through the second shielding layer so as to realize conduction of a shielding link.
2. The shielded rigid cable assembly of claim 1, wherein: the first shielding layer is a metal plate, a plurality of through holes are densely distributed on two sides of the metal plate along the length of the metal plate, the through holes penetrate through the metal plate along the thickness direction of the metal plate, the through holes on the two metal plates correspond up and down, and conductive materials are electroplated or filled in the through holes to form the second shielding layer.
3. A shielded rigid cable assembly according to claim 2, wherein: the inner diameter of each through hole is larger than 0.2mm, and the edge distance between adjacent through holes in the same metal plate is larger than 0.2 mm.
4. The shielded rigid cable assembly of claim 1, wherein: the first shielding layer is a conductive layer film, and the second shielding layer is a conductive coating formed by spraying or a conductive coating formed by electroplating.
5. The shielded rigid cable assembly of claim 4, wherein: the conductive layer film is a conductive coating formed by spraying a conductive coating on the surface of the insulating shell or a conductive coating formed by electroplating on the surface of the insulating shell.
6. The shielded rigid cable assembly of claim 1, wherein: the first shielding layer is a metal panel, the second shielding layer is a metal side plate, the metal panels on the two surfaces of the insulating shell are in conductive connection through the metal side plates, and the metal panel and the metal side plates enclose a metal cover wrapping the insulating shell; the connection mode of the metal cover and the insulating shell is buckling, riveting, welding, screw installation or forced installation.
7. The shielded rigid cable assembly of claim 1, wherein: the first shielding layer is a metal net or a metal foil, and the second shielding layer is a metal net or a metal foil integrated with the first shielding layer; or the second shielding layer is a metal net or a metal foil which is separated from the first shielding layer, and the first shielding layer and the second shielding layer are mutually overlapped.
8. A shielded rigid cable assembly according to any one of claims 1 to 7, wherein: and an insulating protective layer is covered outside the shielding structure.
9. The shielded rigid cable assembly of claim 8, wherein: the part of the conductive copper bar exposed out of the insulating shell is provided with a bending structure meeting the requirement of the installation environment.
10. The shielded rigid cable assembly of claim 9, wherein: the bending structures at the two ends of the conductive copper bar are respectively provided with a horizontal mounting surface and a vertical mounting surface, and the horizontal mounting surface and the vertical mounting surface are respectively provided with a mounting hole.
11. The shielded rigid cable assembly of claim 10, wherein: and riveting screws are riveted in the mounting holes on the horizontal mounting surface or the vertical mounting surface.
12. The shielded rigid cable assembly of claim 11, wherein: the connector is integrated at one end of the conductive copper bar, and the press riveting screw is arranged in the mounting hole at the other end of the copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122266263.5U CN215955523U (en) | 2021-09-18 | 2021-09-18 | Shielding hard cable assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122266263.5U CN215955523U (en) | 2021-09-18 | 2021-09-18 | Shielding hard cable assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215955523U true CN215955523U (en) | 2022-03-04 |
Family
ID=80426755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122266263.5U Active CN215955523U (en) | 2021-09-18 | 2021-09-18 | Shielding hard cable assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215955523U (en) |
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2021
- 2021-09-18 CN CN202122266263.5U patent/CN215955523U/en active Active
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