CN220020685U - Copper foil wire shielding flexible cable - Google Patents
Copper foil wire shielding flexible cable Download PDFInfo
- Publication number
- CN220020685U CN220020685U CN202321587057.7U CN202321587057U CN220020685U CN 220020685 U CN220020685 U CN 220020685U CN 202321587057 U CN202321587057 U CN 202321587057U CN 220020685 U CN220020685 U CN 220020685U
- Authority
- CN
- China
- Prior art keywords
- layer
- copper foil
- wire
- shielding
- flexible cable
- 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.)
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 239000011889 copper foil Substances 0.000 title claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 239000003292 glue Substances 0.000 claims abstract description 27
- 239000004020 conductor Substances 0.000 claims abstract description 16
- 238000005253 cladding Methods 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 8
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 229920005749 polyurethane resin Polymers 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 230000017105 transposition Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 67
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
- Communication Cables (AREA)
Abstract
The utility model relates to the technical field of cables, and provides a copper foil wire shielding flexible cable which comprises a copper foil wire conductor wire core, an insulating layer, an inner sheath layer, a shielding layer and a steel wire, wherein the number of the copper foil wire conductor wire core is at least one, the insulating layer is coated outside the copper foil wire conductor wire core, a wrapping layer is arranged outside the insulating layer, the shielding layer is coated outside the inner sheath layer, the outer surface of the shielding layer is covered with a conductive glue layer, the steel wire is formed by twisting a plurality of steel wires, the steel wire is arranged on the outer surface of the shielding layer along the axial direction of the copper foil wire shielding flexible cable, the shielding layer and the steel wire are bonded through the conductive glue layer, and the outer sheath layer is bonded and coated on the outer surface of the shielding layer through the conductive glue layer. Through the technical scheme, the problems that the mechanical strength of the copper foil wire cable is improved, the grounding operation of the shielding layer is complex, and the grounding wire is easy to loosen in the related technology are solved.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a copper foil wire shielding flexible cable.
Background
A copper foil wire shielded cable is a cable for transmitting signals and power. The copper foil shielding structure has two forms of copper foil shielding and copper wire woven mesh shielding. The copper foil wire shielding cable is widely applied to the fields of computer networks, communication transmission, control systems and the like. The shielding net can reduce the transmission loss of signals, shield external interference, reduce radiation, prevent information from being eavesdropped, enable the cable to have higher transmission rate, prevent electromagnetic interference in power supply transmission and improve transmission quality and stability. With the rapid development of industrial automation degree, in particular to a video data transmission system, an electronic robot and a robot arm control system of a high-rise building elevator, which are required to be provided with a shielding cable with high flexibility and bending resistance and capable of reciprocating and twisting, and certain requirements on the tensile strength and the torsional strength of the cable are met. If the copper foil wire shielded cable wants to achieve a good shielding effect, the shielding layer needs to be grounded, the copper foil wire shielding net is usually exposed, the shielding net is planed, the shielding net is pulled out of the cable for one section, the shielding net is gathered into one strand and then connected with the ground wire, the connection operation is complex, and the copper foil wire is easy to damage and loosen after being exposed for a long time.
Disclosure of Invention
The utility model provides a copper foil wire shielding flexible cable, which solves the problems that the mechanical strength of the copper foil wire cable is improved, the grounding operation of a shielding layer is complicated, and a grounding wire is easy to loosen in the related art.
The technical scheme of the utility model is as follows: the utility model provides a copper foil wire shielding flexible cable, including copper foil wire conductor core, the insulating layer, the inner sheath layer, the shielding layer, the steel wire, the oversheath layer, copper foil wire conductor core is one at least, copper foil wire conductor core cladding has the insulating layer outward, the insulating layer is provided with around the covering outward, the cladding has the shielding layer outward of inner sheath layer, the shielding layer outward facing covers has conductive glue layer, the steel wire is the transposition of a plurality of steel wires and constitutes, the steel wire is at least one, the steel wire is arranged in shielding layer outward facing along the axis direction of copper foil wire shielding flexible cable, shielding layer and steel wire pass through conductive glue layer bonding, the oversheath layer passes through conductive glue layer bonding cladding at shielding layer outward facing.
Preferably, the steel wire is spirally wound and adhered on the outer surface of the shielding layer, and the spiral angle of the steel wire is smaller than 20 degrees.
Preferably, the shielding layer is a copper foil wire woven mesh.
Preferably, the wrapping layer is a nonwoven fabric wound in the axial direction of the copper foil wire-shielded flexible cable.
Preferably, the copper foil wire conductor core is a tinned copper foil wire conductor core.
Preferably, the copper foil wire shielding flexible cable further comprises a wrapping layer and a filler, wherein the wrapping layer is wrapped outside the insulating layer in a wrapping mode, the filler is filled between the wrapping layer and the insulating layer, and an inner sheath layer is wrapped outside the wrapping layer.
Preferably, the insulating layer is made of polyvinyl chloride.
Preferably, the inner sheath and the outer sheath are made of polyether polyurethane.
Preferably, the conductive glue layer is conductive glue with polyurethane resin as a base material and copper powder particles as a filler, and the thickness of the conductive glue layer is not more than 0.1mm.
The working principle and the beneficial effects of the utility model are as follows:
according to the utility model, the steel wire is arranged in the outer sheath of the copper foil wire shielding flexible cable, so that the tensile strength of the copper foil wire shielding flexible cable is improved, and the steel wire is spirally wound and adhered on the outer surface of the shielding layer and forms a certain spiral angle with the axis of the copper foil wire shielding flexible cable, so that the torsional strength of the copper foil wire shielding flexible cable is improved.
The steel wire is adhered to the shielding layer through the conductive glue layer, so that the steel wire can be used as a lead for connecting a ground wire, and the shielding layer is grounded more conveniently and rapidly.
The outer surface of the shielding layer is covered with conductive glue, and the shielding layer, the steel wire and the outer sheath layer are tightly connected together, so that the structure of the copper foil wire shielding flexible cable is firmer and more stable.
The conductive glue covers the outer surface of the shielding layer, and the gaps of the shielding layer are filled with the conductive glue to form a continuous shielding layer, so that the electromagnetic shielding effect is improved, and meanwhile, the contact area can be increased by coating the conductive glue on the contact surface between the metal shielding cover and the electronic component, and the electromagnetic shielding effect is improved.
The surface of the steel wire is provided with the conductive glue, so that the contact area of the steel wire as the grounding wire is increased, the conductive glue has certain elasticity, the flexibility of the copper foil wire shielding flexible cable is improved, the copper foil wire shielding flexible cable can be well contacted with the ground wire, the grounding wire is not easy to loosen, and the induction current of the shielding layer is led out more easily.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a cross-sectional view of a copper foil wire-shielded flexible cable of the present utility model;
FIG. 2 is a schematic view of a copper foil wire-shielded flexible cable according to the present utility model;
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1-2, the embodiment provides a copper foil wire shielding flexible cable.
In this embodiment, copper foil wire shielding flexible cable includes copper foil wire conductor core 1, insulating layer 2, around covering 3, filler 4, inner sheath layer 5, shielding layer 6, wire 7, outer sheath layer 8, tinned copper foil wire conductor core 1 is 4, copper foil wire conductor core 1 outer cladding has polyvinyl chloride insulating layer 2, insulating layer 2 is provided with around covering 3 outward, around covering 3 with the mode cladding that the non-woven fabrics was wrapped along copper foil wire shielding flexible cable axis direction outside insulating layer 2, it has filler 4 to fill between around covering 3 and insulating layer 2, around covering 3 outer cladding has inner sheath layer 5, inner sheath layer 5 outer cladding has copper foil wire braided mesh structure's shielding layer 6, shielding layer 6 surface covers and has electrically conductive glue layer 9, electrically conductive glue layer 9 is polyurethane resin copper powder electrically conductive glue, electrically conductive glue layer 9's thickness is 0.1mm, a wire 7 that constitutes by 7 steel wire stranded wire in the axis direction of wire shielding layer 6, wire 7 spiral winding is at shielding layer 6's surface, wire 7 and copper foil shielding flexible cable axis are the angle of wire 7 and the outer surface of shielding layer 6 is the outer layer of polyurethane adhesive layer 9, the outer sheath layer of polyurethane is the outer sheath layer of hardness type of 8, the outer sheath layer of polyurethane is the outer sheath layer of 8, the outer layer of polyurethane is the hardness of the outer sheath layer is 85.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a copper foil wire shielding flexible cable, its characterized in that includes copper foil wire conductor core, insulating layer, inner sheath layer, shielding layer, oversheath layer, the shielding layer is copper foil wire mesh grid, copper foil wire conductor core cladding has outward the insulating layer, copper foil wire conductor core is one at least, still includes steel wire and conductive glue layer, the insulating layer is provided with the inner sheath layer outward, the cladding has outward the shielding layer, shielding layer outward the surface covers has conductive glue layer, the steel wire is a plurality of steel wire transposition constitution, the steel wire is at least one, the steel wire is followed copper foil wire shielding flexible cable's axis direction arrange in shielding layer outward the surface, the shielding layer with the steel wire passes through conductive glue layer bonds, the oversheath layer passes through conductive glue layer bonds and cladding shielding layer outward the surface.
2. The copper foil wire shielded flexible cable of claim 1, wherein the steel wire is spirally wound and adhered to the outer surface of the shielding layer, and the spiral angle of the steel wire is less than 20 °.
3. The copper foil wire shielded flexible cable of claim 2, wherein the conductive glue layer is a conductive glue with polyurethane resin as a substrate and copper powder particles as a filler, and the thickness of the conductive glue layer is not greater than 0.1mm.
4. The copper foil wire shielded flexible cable of claim 3 wherein the copper foil wire conductor core is a tin-plated copper foil wire conductor core.
5. The flexible cable of claim 4, wherein the inner and outer jackets are polyether polyurethane.
6. The copper foil wire shielded flexible cable of claim 5, further comprising a wrapping layer and a filler, wherein the wrapping layer is wrapped outside the insulating layer, the wrapping layer is wrapped outside the insulating layer by winding, the filler is filled between the wrapping layer and the insulating layer, and the inner sheath layer is wrapped outside the wrapping layer.
7. The copper foil wire-shielded flexible cable according to claim 6, wherein the wrapping layer is a nonwoven fabric wound in an axial direction of the copper foil wire-shielded flexible cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321587057.7U CN220020685U (en) | 2023-06-21 | 2023-06-21 | Copper foil wire shielding flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321587057.7U CN220020685U (en) | 2023-06-21 | 2023-06-21 | Copper foil wire shielding flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220020685U true CN220020685U (en) | 2023-11-14 |
Family
ID=88670517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321587057.7U Active CN220020685U (en) | 2023-06-21 | 2023-06-21 | Copper foil wire shielding flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220020685U (en) |
-
2023
- 2023-06-21 CN CN202321587057.7U patent/CN220020685U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |