CN219958614U - Multilayer composite shielding cable - Google Patents
Multilayer composite shielding cable Download PDFInfo
- Publication number
- CN219958614U CN219958614U CN202321101624.3U CN202321101624U CN219958614U CN 219958614 U CN219958614 U CN 219958614U CN 202321101624 U CN202321101624 U CN 202321101624U CN 219958614 U CN219958614 U CN 219958614U
- Authority
- CN
- China
- Prior art keywords
- layer
- woven mesh
- insulating
- cable
- shielded 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.)
- Active
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 239000003063 flame retardant Substances 0.000 claims abstract description 14
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002390 adhesive tape Substances 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- 239000004020 conductor Substances 0.000 claims description 11
- 239000011888 foil Substances 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910052731 fluorine Inorganic materials 0.000 claims description 4
- 239000011737 fluorine Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229920006334 epoxy coating Polymers 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 239000004809 Teflon Substances 0.000 abstract description 6
- 229920006362 Teflon® Polymers 0.000 abstract description 6
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 239000003822 epoxy resin Substances 0.000 abstract description 3
- 229920000647 polyepoxide Polymers 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to a multilayer composite shielding cable which comprises a plurality of insulating cable cores, wherein the outer sides of the insulating cable cores are sequentially coated with a Teflon adhesive tape, a semiconductive shielding layer, a composite rubber layer, a reinforced spring tube, an armor layer and an outer sheath, the outer sides of the outer sheath are coated with a flame-retardant epoxy resin coating, and a flame-retardant filling layer is filled between the insulating cable cores and the Teflon adhesive tape. The utility model has simple structure and reasonable design, improves the shielding performance and anti-interference performance of the cable through the multi-layer composite design, can well shield electromagnetic waves with low and high frequencies, improves the anti-electromagnetic interference performance of the sheath, prolongs the service life of the cable and improves the service efficiency.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a multi-layer composite shielding cable.
Background
The cable, which is typically a rope-like cable formed by twisting several or groups of mutually insulated wires around a center, is covered with a highly insulating coating over the entire outer surface, and has the characteristics of inner energizing and outer insulation. The cables are broadly classified into power cables, control cables, compensation cables, shield cables, signal cables, coaxial cables, fire-resistant cables, aluminum alloy cables, etc., and are widely used in power systems, information transmission and instrument systems for connecting circuits, electric appliances, etc. The shielding cable in the prior art has poor shielding resistance, signals are easy to be interfered, the tensile property is poor, the strength is low, the weight is large, the requirements of moving and long-length vertical laying are difficult to be met, and the service life of the cable is shortened.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a multi-layer composite shielding cable.
The utility model adopts the following technical scheme to realize the aim: the utility model provides a compound shielded cable of multilayer, includes a plurality of insulating cable cores, and a plurality of insulating cable core outsides cladding have special fluorine dragon adhesive tape, semiconductive shield layer, compound rubber layer, reinforcing spring pipe, armor and oversheath in proper order, and the oversheath outside is scribbled fire-retardant epoxy coating, and it has fire-retardant filling layer to fill between insulating cable core and the special fluorine dragon adhesive tape.
Further, the insulating cable core comprises a conductor, and a first insulating layer, a conductor shielding layer and a second insulating layer are sequentially coated on the outer side of the conductor.
Further, the outer sheath sequentially comprises an aluminum foil woven net, a metal woven net and a woven mesh cloth from inside to outside.
Further, the metal woven mesh is a tinned copper woven mesh.
Further, the aluminum foil woven net is a composite structure formed by sticking aluminum foil and a soft nylon woven net with fireproof property.
Further, the woven mesh cloth is compact nylon woven mesh cloth with flame retardant property.
The beneficial effects of the utility model are as follows: the utility model has simple structure and reasonable design, improves the shielding performance and anti-interference performance of the cable through the multi-layer composite design, can well shield electromagnetic waves with low and high frequencies, improves the anti-electromagnetic interference performance of the sheath, prolongs the service life of the cable and improves the service efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of an outer sheath;
in the figure: 1-insulating cable cores; 2-Teflon adhesive tape; 3-a semiconductive shield; 4-a composite rubber layer; 5-reinforcing the spring tube; 6-armor layer; 7-an outer sheath; 8-a flame retardant epoxy coating; 9-a flame retardant filler layer; 11-conductors; 12-a first insulating layer; 13-a conductor shield layer; 14-a second insulating layer; 71-aluminum foil woven mesh; 72-metal woven mesh; 73-knitting mesh cloth;
the drawings in the present utility model are schematic, and their sizes do not represent actual dimensions;
the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1-2, a multi-layer composite shielded cable comprises a plurality of insulated cable cores 1, wherein each insulated cable core 1 comprises a conductor 11, and a first insulating layer 12, a conductor shielding layer 13 and a second insulating layer 14 are sequentially coated on the outer side of the conductor 11. The outer side of the insulating cable core 1 is sequentially coated with a Teflon adhesive tape 2, a semiconductive shielding layer 3, a composite rubber layer 4, a reinforced spring tube 5, an armor layer 6 and an outer sheath 7, the outer sheath 7 sequentially comprises an aluminum foil woven mesh 71, a metal woven mesh 72 and a woven mesh 73 from inside to outside, the metal woven mesh 72 is a tinned copper woven mesh, the aluminum foil woven mesh 71 is a composite structure of aluminum foil and a soft nylon woven mesh with fireproof characteristics, and the woven mesh 73 is a compact nylon woven mesh with flame retardant characteristics. The outer side of the outer sheath 7 is coated with a flame-retardant epoxy resin coating 8, and a flame-retardant filling layer 9 is filled between the insulating cable core 1 and the Teflon adhesive tape 2.
The utility model relates to a multilayer composite shielding cable, which is suitable for various cable occasions, and a Teflon adhesive tape 2 can play a role in resisting high temperature; by arranging the reinforced spring tube 6, the function of increasing the overall strength of the cable can be achieved; the outer sheath 7 adopts a double-layer shielding structure of an aluminum foil woven net 71 and a metal woven net 72, so that the anti-interference performance is greatly improved, the oxidation resistance and the tearing resistance are enhanced, and the service life of the cable is prolonged; the flame-retardant epoxy resin coating 8 can effectively separate flame from the internal components of the cable, so that the integrity of the performance of the cable can be effectively ensured.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is intended to cover various modifications, either made by the method concepts and technical solutions of the utility model, or applied directly to other applications without modification, within the scope of the utility model.
Claims (6)
1. The utility model provides a compound shielded cable of multilayer, its characterized in that, including a plurality of insulating cable core (1), a plurality of insulating cable core (1) outsides cladding in proper order have special fluorine dragon adhesive tape (2), semiconductive shield layer (3), compound rubber layer (4), strengthen spring pipe (5), armor (6) and oversheath (7), and flame retardant epoxy coating (8) are scribbled in oversheath (7) outside, and it has fire-retardant filling layer (9) to fill between insulating cable core (1) and special fluorine dragon adhesive tape (2).
2. The multi-layer composite shielded cable according to claim 1, wherein the insulated cable core (1) comprises a conductor (11), and the outer side of the conductor (11) is sequentially coated with a first insulating layer (12), a conductor shielding layer (13) and a second insulating layer (14).
3. A multi-layer composite shielded cable according to claim 2, wherein the outer sheath (7) comprises, in order from inside to outside, an aluminum foil woven mesh (71), a metal woven mesh (72) and a woven mesh cloth (73).
4. A multi-layer composite shielded cable according to claim 3, wherein the metal braid (72) is a tin-plated copper braid.
5. The multi-layer composite shielded cable according to claim 4, wherein the aluminum foil woven mesh (71) is a composite structure in which aluminum foil and a soft nylon woven mesh having fireproof characteristics are adhered together.
6. A multi-layer composite shielded cable according to claim 5, wherein the woven mesh (73) is a compact nylon woven mesh having flame retardant properties.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321101624.3U CN219958614U (en) | 2023-05-10 | 2023-05-10 | Multilayer composite shielding cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321101624.3U CN219958614U (en) | 2023-05-10 | 2023-05-10 | Multilayer composite shielding cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219958614U true CN219958614U (en) | 2023-11-03 |
Family
ID=88554806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321101624.3U Active CN219958614U (en) | 2023-05-10 | 2023-05-10 | Multilayer composite shielding cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219958614U (en) |
-
2023
- 2023-05-10 CN CN202321101624.3U patent/CN219958614U/en active Active
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