CN212847796U - Novel concentric coaxial force cable - Google Patents
Novel concentric coaxial force cable Download PDFInfo
- Publication number
- CN212847796U CN212847796U CN202022197709.9U CN202022197709U CN212847796U CN 212847796 U CN212847796 U CN 212847796U CN 202022197709 U CN202022197709 U CN 202022197709U CN 212847796 U CN212847796 U CN 212847796U
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- Prior art keywords
- conductor
- shielding
- wrapping
- layer
- shielding metal
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- 239000004020 conductor Substances 0.000 claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 22
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 14
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000956 alloy Substances 0.000 claims abstract description 7
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 9
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 8
- -1 polyethylene Polymers 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims description 8
- 229920000728 polyester Polymers 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052802 copper Inorganic materials 0.000 abstract description 3
- 239000010949 copper Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005253 cladding Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract description 2
- 230000017105 transposition Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Insulated Conductors (AREA)
- Communication Cables (AREA)
Abstract
The utility model provides a novel concentric coaxial force cable, include conductor, insulation core, shielding metal level, around covering, oversheath, its characterized in that, the conductor is formed or 1 by the monofilament transposition of a plurality of roots. The insulated wire core consists of the conductor and an insulated layer coated on the conductor; the shielding metal layer is formed by uniformly arranging a plurality of shielding wires and is stranded on the insulating wire core or a shielding conductor formed by uniformly arranging and stranding two or more than two insulating wire cores which are arranged in parallel; the wrapping layer is formed by wrapping one or more layers of wrapping tapes outside the shielding conductor; the oversheath is in shielding metal level or around the outside of the outer cladding of covering, compare with prior art, the utility model discloses following beneficial effect has: the shielding metal wire is made of aluminum or aluminum alloy materials, but not copper wires; the cable has compact structure, less manufacturing procedures, reduced manufacturing cost and convenient laying.
Description
Technical Field
The utility model belongs to the mechanical equipment field, in particular to novel concentric coaxial power cable.
Background
For the wire and cable industry, the most obvious material replacement is to replace the copper material with aluminum or aluminum alloy material. The cable is easy to be punctured in the actual production process of the aluminum or aluminum alloy shielding wire, the resistance and the coverage rate of the shielding wire are not easy to be qualified, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel concentric coaxial power cable to solve the problem of proposing among the above-mentioned background art.
The technical scheme of the utility model is realized like this: a novel concentric coaxial force cable comprises a conductor, an insulating wire core, a shielding metal layer, a wrapping layer and an outer sheath, wherein the conductor is formed by twisting a plurality of monofilaments or is formed by twisting one monofilament.
The insulated wire core consists of a conductor and an insulated layer coated on the conductor;
the shielding metal layer is formed by uniformly arranging a plurality of shielding wires, and is twisted on the insulating wire cores or the shielding conductors formed by uniformly arranging and twisting two or more than two insulating wire cores in parallel;
the wrapping layer is formed by wrapping one or more layers of wrapping tapes outside the shielding conductor;
the outer sheath is outside at shielding metal level or the outer cladding of lapping layer.
In a preferred embodiment, the conductor material is aluminum or an aluminum alloy material.
In a preferred embodiment, the insulating layer of the insulated wire core is made of one of polyethylene, crosslinked polyethylene and polyvinyl chloride, and the insulated wire core is a single core or more than two cores.
In a preferred embodiment, the shielding wire in the shielding metal layer is made of aluminum or aluminum alloy, and the shielding wire is a heat-treated monofilament with a tensile strength of (9 to 9) MPa.
As a preferred embodiment, the raw material used for the wrapping layer is a polyester tape or a non-woven fabric material.
In a preferred embodiment, the outer sheath is made of one of polyethylene, cross-linked polyethylene and polyvinyl chloride.
After the technical scheme is adopted, the beneficial effects of the utility model are that: the shielding metal wire is made of aluminum or aluminum alloy materials, but not copper wires; the cable has compact structure, less manufacturing procedures, reduced manufacturing cost and convenient laying.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is the single core overall structure schematic diagram of the present invention.
Fig. 2 is a schematic view of the whole structure of the multi-core of the present invention.
In the figure, 1-conductor, 2-insulating layer, 3-shielding metal layer, 4-wrapping layer and 5-outer sheath.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a novel concentric coaxial force cable comprises a conductor 1, an insulation wire core, a shielding metal layer 3, a wrapping layer 4 and an outer sheath 5, wherein the conductor 1 is formed by twisting a plurality of monofilaments or is formed by twisting one monofilament.
The insulated wire core consists of a conductor 1 and an insulated layer 2 coated on the conductor;
the shielding metal layer 3 is formed by uniformly arranging a plurality of shielding wires, and is twisted on the insulating wire cores or the shielding conductors formed by uniformly arranging and twisting two or more than two insulating wire cores in parallel;
the wrapping layer 4 is formed by wrapping one or more layers of wrapping tapes outside a shielding conductor;
the outer sheath 5 is arranged on the outer side of the shielding metal layer 3 or the wrapping layer 4.
As an embodiment of the present invention, the conductor 1 is made of aluminum or aluminum alloy material.
As an embodiment of the present invention, the raw material of the insulating layer 2 in the insulating core is one of polyethylene, crosslinked polyethylene and polyvinyl chloride, and the insulating core is a single core or more than two cores.
As an embodiment of the present invention, the shielding wire in the shielding metal layer 3 is made of aluminum or aluminum alloy, and the shielding wire is a heat-treated monofilament with a tensile strength of (59-159) MPa.
As an embodiment of the invention, the raw material used around the covering 4 is a polyester tape or a non-woven material.
As an embodiment of the present invention, the raw material used for the outer sheath 5 is one of polyethylene, cross-linked polyethylene, and polyvinyl chloride.
As an embodiment of the present invention, the following manufacturing method is adopted, and the manufacturing method includes the following steps:
firstly, manufacturing a single wire in a conductor 1, and drawing an aluminum rod, an aluminum wire, an aluminum alloy rod or an aluminum alloy wire into the single wire;
secondly, twisting the conductor 1, and twisting a plurality of monofilaments into the conductor 1;
thirdly, placing the conductor 1 in a heat treatment device, and setting appropriate temperature and time to obtain a qualified conductor 1;
extruding the insulating layer 2 in the insulating wire core, mixing polyethylene, cross-linked polyethylene and polyvinyl chloride, extruding the insulating layer 2 on the conductor 1, setting the temperature of the raw materials by an extruding machine, and selecting a die suitable for extrusion to obtain the insulating layer 2;
fifthly, the insulating layer 2 in the insulated wire core is made of cross-linked polyethylene material, and the insulated wire core is subjected to cross-linking treatment;
sixthly, drawing a single wire in the shielding metal layer 3, and drawing an aluminum rod, an aluminum wire, an aluminum alloy rod or an aluminum alloy wire into a shielding wire;
seventhly, carrying out heat treatment on the shielding wire in the shielding metal layer 3, placing the shielding wire in a heat treatment device, and setting appropriate temperature and time to obtain a qualified shielding wire;
eighthly, twisting the shielding metal layer 3, uniformly arranging a plurality of shielding wires outside the parallel arrangement of the insulated wire cores or the insulated wire cores with two or more than two cores, wherein the twisting direction is opposite to or the same as the twisting direction of the conductor to obtain a shielding conductor;
ninthly, wrapping one or more layers of wrapping tapes outside the shielding conductor by the wrapping layer 4;
tentacle 5 is the outer sheath layer extruded outside the shielding metal layer 3 or the wrapping layer 4, polyethylene, cross-linked polyethylene and polyvinyl chloride materials are adopted, the temperature of the raw materials is set by an extruding machine, and an extruding die is selected to reach the tentacle 5.
As an embodiment of the present invention, the shielding conductor twisted in step eight is formed by controlling the diameter, number and pitch of the shielding wires to meet the requirements of the shielding resistance and coverage rate of the concentric coaxial cable, so as to obtain a qualified shielding conductor.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A novel concentric coaxial force cable comprises a conductor (1), an insulating wire core, a shielding metal layer (3), a wrapping layer (4) and an outer sheath (5), and is characterized in that the conductor (1) is formed by twisting a plurality of monofilaments or one monofilament;
the insulated wire core consists of the conductor (1) and an insulating layer (2) coated on the conductor;
the shielding metal layer (3) is formed by uniformly arranging a plurality of shielding wires, and is stranded on the insulating wire cores or a shielding conductor formed by uniformly arranging and stranding two or more than two insulating wire cores which are arranged in parallel;
the wrapping layer (4) is formed by wrapping one or more layers of wrapping tapes outside the shielding conductor;
the outer sheath (5) is arranged on the outer side of the outer covering of the shielding metal layer (3) or the wrapping layer (4).
2. A novel concentric coaxial force cable according to claim 1, wherein: the conductor (1) is made of aluminum or aluminum alloy materials.
3. A novel concentric coaxial force cable according to claim 1, wherein: the insulating layer (2) in the insulating wire core is made of one of polyethylene, cross-linked polyethylene and polyvinyl chloride, and the insulating wire core is a single core or more than two cores.
4. A novel concentric coaxial force cable according to claim 1, wherein: the shielding wire in the shielding metal layer (3) is made of aluminum and aluminum alloy materials, is a heat-treated monofilament and has the tensile strength of (59-159) MPa.
5. A novel concentric coaxial force cable according to claim 1, wherein: the wrapping layer (4) is made of polyester tapes or non-woven fabrics.
6. A novel concentric coaxial force cable according to claim 1, wherein: the outer sheath (5) is made of one of polyethylene, cross-linked polyethylene and polyvinyl chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022197709.9U CN212847796U (en) | 2020-09-30 | 2020-09-30 | Novel concentric coaxial force cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022197709.9U CN212847796U (en) | 2020-09-30 | 2020-09-30 | Novel concentric coaxial force cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212847796U true CN212847796U (en) | 2021-03-30 |
Family
ID=75150500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022197709.9U Active CN212847796U (en) | 2020-09-30 | 2020-09-30 | Novel concentric coaxial force cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212847796U (en) |
-
2020
- 2020-09-30 CN CN202022197709.9U patent/CN212847796U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 451200 Yongan Road Industrial Park, Gongyi City, Zhengzhou City, Henan Province Patentee after: Henan Huaxing Cable Co.,Ltd. Country or region after: China Address before: 451200 Yongan Road Industrial Park, Gongyi City, Zhengzhou City, Henan Province Patentee before: HENAN HUAXING WIRES AND CABLES Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |