CN222838590U - A highly flexible drag chain cable - Google Patents
A highly flexible drag chain cable Download PDFInfo
- Publication number
- CN222838590U CN222838590U CN202421769108.2U CN202421769108U CN222838590U CN 222838590 U CN222838590 U CN 222838590U CN 202421769108 U CN202421769108 U CN 202421769108U CN 222838590 U CN222838590 U CN 222838590U
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- Prior art keywords
- layers
- layer
- drag chain
- shielding layers
- insulating
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- 239000004020 conductor Substances 0.000 claims abstract description 30
- 238000004804 winding Methods 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 9
- 239000011810 insulating material Substances 0.000 claims description 7
- 229920000098 polyolefin Polymers 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 3
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims 2
- 239000012774 insulation material Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 abstract description 100
- 239000011241 protective layer Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 4
- 239000004800 polyvinyl chloride Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 3
- 239000004760 aramid Substances 0.000 description 2
- 229920003235 aromatic polyamide Polymers 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a high-flexibility towline cable which comprises a conductor, an insulating layer, an inner shielding layer and a total shielding layer, wherein a first insulating layer is coated on the outer layer of the conductor, an inner shielding layer is coated on the periphery of the insulating layer, a second insulating layer is filled between the conductor and the inner shielding layer, the total shielding layer is arranged on the periphery of the inner shielding layer, an inner protective layer is filled between the total shielding layer and the inner shielding layer, a sheath is coated on the surface of the total shielding layer, the total shielding layer is coated on the surface of the inner protective layer in a winding mode, four inner shielding layers are arranged in the inner protective layer, two conductors are arranged in each inner shielding layer, the first insulating layers on the upper surfaces of the two conductors are in mutual contact at intervals, the surfaces of the four inner shielding layers are in mutual contact, the arrangement of conductor wire bundles in the cable is optimized, the processing difficulty is reduced, and meanwhile, the electromagnetic shielding effect is excellent by adopting double-layer shielding layers.
Description
Technical Field
The utility model relates to the field of cables, in particular to a high-flexibility drag chain cable.
Background
The cable is a wire for transmitting power or information from one place to another place, and is generally manufactured by wrapping one or more conductors with an insulating layer to form an insulating core wire, twisting two or more insulating core wires into twisted pairs, twisting the twisted pairs into a cable core, and wrapping a shielding layer and a sheath layer outside the cable core in sequence from inside to outside. The flexible towline signal cable is used as a cable, is mainly used as a main carrier for intelligent machine energy transmission and signal transmission, and is required to have a good shielding effect in order to ensure stable signal transmission in an environment where intelligent machines are applied and complex electromagnetic interference is often present.
For example, patent with the publication number CN208368193U discloses a control cable for a bending fatigue resistant drag chain, which comprises, from inside to outside, a total twisting unit, an inner sheath, a tinned copper wire braid, a first outer sheath and a second outer sheath, wherein the total twisting unit is formed by twisting a plurality of single twisting units uniformly around a nylon rope filling core in the same direction, each single twisting unit is formed by twisting a plurality of insulating cable cores in the same direction, and the insulating cable cores are sequentially formed by twisting aramid yarns, a plurality of annealed copper wires around the conductor layers and insulating layers formed by twisting the aramid yarns from inside to outside.
The cable of the above patent has good flexibility, is not easy to damage and has strong environmental damage resistance, but the disadvantage of the above patent is that the shielding layer is easy to deform when being used for many times by adopting a single shielding layer, so that the shielding effect is reduced.
Therefore, there is a need for an improvement in such a structure to overcome the above-mentioned drawbacks.
Disclosure of utility model
The utility model aims to provide a high-flexibility drag chain cable so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A high-flexibility drag chain cable comprises conductors, insulating layers, inner shielding layers and total shielding layers, wherein the outer layers of the conductors are coated with first insulating layers, the peripheries of the insulating layers are further coated with inner shielding layers, second insulating layers are filled between the conductors and the inner shielding layers, the peripheries of the inner shielding layers are provided with total shielding layers, inner protecting layers are filled between the total shielding layers and the inner shielding layers, the surfaces of the total shielding layers are coated with sheaths, the total shielding layers are wrapped on the surfaces of the inner protecting layers in a winding mode, four inner shielding layers are arranged in the inner protecting layers, two conductors are arranged in each inner shielding layer, the first insulating layers on the upper surfaces of the two conductors are arranged at intervals and are not contacted with each other, the surfaces of the four inner shielding layers are mutually contacted, the inner protecting layers are filled between the surfaces of the total shielding layers and the four inner shielding layers, high-tensile fiber wires are filled in the inner sides of the four inner shielding layers, and serve as cable reinforcing wires, and the tensile strength of the whole cable is improved.
Further, the conductor is stranded bare copper wire, and can also be tinned copper wire.
Further, the first insulating layer is a crosslinked polyolefin insulating material, and the thickness of the first insulating layer is 0.5mm.
Further, the second insulating layer is made of TPE insulating materials.
Further, the inner shielding layer is formed by weaving silver-plated copper wires or tinned copper wires, and the diameter of a single copper wire is 0.15mm.
Further, the thickness of the thinnest part of the inner protective layer made of elastic PVC (polyvinyl chloride) material is 0.6mm.
Further, the total shielding layer is wrapped on the surface of the inner protective layer in a winding mode by silver-plated copper wires or tinned copper wires.
Further, the thickness of the sheath is 0.9mm, and the sheath is a crosslinked polyolefin insulating material.
Further, the high-tensile fiber line is specifically made of polypropylene fiber material or nylon rope.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model optimizes the arrangement of conductor wire bundles in the cable, adopts the inner shielding layer to limit the positions of two conductors, adopts the arrangement of the inner shielding layers which are clung to the surfaces of high-tensile fiber wires and clung to each other, reduces the processing difficulty, and adopts the double-layer shielding layer to realize more excellent electromagnetic shielding effect.
Drawings
Fig. 1 is a schematic structural view of a highly flexible drag chain cable.
Fig. 2 is a cross-sectional view of a highly flexible tow chain cable.
Fig. 3 is an elevation view of a highly flexible drag chain cable.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled 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.
Referring to fig. 1-3, a high-flexibility drag chain cable comprises a conductor 1, an insulating layer 2, an inner shielding layer 4 and a total shielding layer 6, wherein the outer layer of the conductor 1 is coated with the first insulating layer 2, the conductor 1 is stranded bare copper wires and can also be tinned copper wires, the first insulating layer 2 is a crosslinked polyolefin insulating material, the thickness of the first insulating layer 2 is 0.5mm, and the crosslinked polyolefin has the characteristics of high strength, high toughness and wear resistance;
The periphery of the insulating layer 2 is also coated with an inner shielding layer 4, the inner shielding layer 4 is formed by braiding silver-plated copper wires or tinned copper wires, the diameter of each copper wire is 0.15mm, the inner shielding layer has a shielding effect on an inner conductor, a second insulating layer 3 is filled between each conductor 1 and the inner shielding layer 4, the second insulating layer 3 is made of TPE insulating materials, the periphery of the inner shielding layer 4 is provided with a total shielding layer 6, an inner protective layer 5 is filled between the total shielding layer 6 and the inner shielding layer 4, the surface of the total shielding layer 6 is coated with a sheath 7, the material of the inner protective layer 5 is made of elastic PVC (polyvinyl chloride) material, the thinnest part of the inner protective layer 5 is 0.6mm, the thickness of the sheath 7 is 0.9mm, the inner shielding layer 5 is made of crosslinked polyolefin insulating materials, meanwhile, four inner shielding layers 4 are arranged in the inner shielding layer 5, two conductors 1 are arranged in each inner shielding layer, the upper surfaces of the two conductors 2 are not contacted with each other at intervals, the surfaces of the four inner shielding layers 4 are filled with the inner shielding layers 5, the inner side of the inner shielding layer 4 is filled with the inner shielding layer 6, the tensile strength of the four inner shielding layers 4 is high, and the inner shielding layer 4 is filled with the fiber layer 8,
The high-tensile fiber line 8 is used as a cable reinforcing line, so that the tensile strength of the whole cable is improved, and the high-tensile fiber line 8 is made of polypropylene fiber material or nylon rope;
the total shielding layer 6 is wrapped on the surface of the inner protective layer 5 in a winding mode by adopting silver-plated copper wires or tinned copper wires;
The minimum bending radius of the cable finished product in the scheme is 6D, namely 6 times of the outer diameter of the cable, the number of times of reciprocating bending of plus or minus 180 degrees can be born for not less than 500 ten thousand times, and meanwhile, the environment-friendly standard is a composite RoHS standard, so that the cable finished product can be suitable for control connection in a drag chain in a mechanical arm and an automatic assembly line;
the cable of this scheme can be at the surperficial cladding first insulating layer 2 of transposition bare copper line when production, then at the surperficial cladding second insulating layer 3 and the interior shielding layer 4 of two conductors that are attached with first insulating layer 2, hugs closely back cladding interior sheath 5, total shielding layer 6 and sheath again with four interior shielding layers 4 and a bundle high tensile fiber line 8.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "left", "right", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in place when the inventive product is used, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, terms such as "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection, may be a mechanical connection or an electrical connection, may be a direct connection, may be an indirect connection via an intermediary, or may be a communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Claims (9)
1. A high-flexibility drag chain cable comprises conductors, insulating layers, inner shielding layers and total shielding layers, wherein the outer layers of the conductors are coated with first insulating layers, the high-flexibility drag chain cable is characterized in that the peripheries of the insulating layers are further coated with inner shielding layers, second insulating layers are filled between the conductors and the inner shielding layers, the peripheries of the inner shielding layers are provided with the total shielding layers, inner protecting layers are further filled between the total shielding layers and the inner shielding layers, the surfaces of the total shielding layers are coated with sheaths, the total shielding layers are wrapped on the surfaces of the inner protecting layers in a winding mode, four inner shielding layers are arranged in the inner protecting layers, two conductors are arranged in each inner shielding layer, the first insulating layers on the upper surfaces of the two conductors are in mutual contact at intervals, the surfaces of the four inner shielding layers are in mutual contact, the inner protecting layers are filled between the surfaces of the total shielding layers and the surfaces of the four inner shielding layers, high-tensile fiber wires are filled inside the four inner shielding layers, and serve as cable reinforcing wires, and the overall tensile strength of the cable is improved.
2. The highly flexible drag chain cable of claim 1, wherein the conductor is stranded bare copper wire.
3. The high flexibility drag chain cable of claim 1, wherein the first insulation layer is a crosslinked polyolefin insulation material and the thickness of the first insulation layer is 0.5mm.
4. The highly flexible drag chain cable of claim 1, wherein the second insulating layer is TPE insulating material.
5. The highly flexible drag chain cable of claim 1, wherein the inner shield is woven from silver-plated copper wire or tin-plated copper wire, and the diameter of the individual copper wires is 0.15mm.
6. The highly flexible drag chain cable as claimed in claim 1, wherein the thickness of the thinnest portion of the inner sheath material which is an elastic PVC material is 0.6mm.
7. The highly flexible drag chain cable of claim 1, wherein the total shielding layer is wrapped around the surface of the inner sheath in a wound form with silver-plated copper wire or tin-plated copper wire.
8. The highly flexible drag chain cable as claimed in claim 1, wherein the sheath has a thickness of 0.9mm and is a crosslinked polyolefin insulation.
9. The highly flexible drag chain cable according to claim 1, wherein the high tensile fiber strand is embodied as a polypropylene fiber material or as a nylon rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421769108.2U CN222838590U (en) | 2024-07-25 | 2024-07-25 | A highly flexible drag chain cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421769108.2U CN222838590U (en) | 2024-07-25 | 2024-07-25 | A highly flexible drag chain cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222838590U true CN222838590U (en) | 2025-05-06 |
Family
ID=95531333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421769108.2U Active CN222838590U (en) | 2024-07-25 | 2024-07-25 | A highly flexible drag chain cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222838590U (en) |
-
2024
- 2024-07-25 CN CN202421769108.2U patent/CN222838590U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |