CN211455333U - Mobile drag chain cable - Google Patents
Mobile drag chain cable Download PDFInfo
- Publication number
- CN211455333U CN211455333U CN201921636196.8U CN201921636196U CN211455333U CN 211455333 U CN211455333 U CN 211455333U CN 201921636196 U CN201921636196 U CN 201921636196U CN 211455333 U CN211455333 U CN 211455333U
- Authority
- CN
- China
- Prior art keywords
- cable
- insulation core
- woven fabrics
- conductor
- cladding
- 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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Links
- 239000004020 conductor Substances 0.000 claims abstract description 30
- 238000009413 insulation Methods 0.000 claims abstract description 26
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 21
- 238000005253 cladding Methods 0.000 claims abstract description 10
- 229920000742 Cotton Polymers 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims abstract description 5
- 230000017105 transposition Effects 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 9
- 238000005452 bending Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 239000002480 mineral oil Substances 0.000 description 2
- 235000010446 mineral oil Nutrition 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Images
Classifications
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- 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
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- Insulated Conductors (AREA)
Abstract
The utility model belongs to the cable conductor field, concretely relates to tow chain cable is used in removal, including a plurality of insulation core, wrapping around a plurality of insulation core's non-woven fabrics, cladding at the outside restrictive coating of non-woven fabrics and fill the cotton rope between a plurality of insulation core and non-woven fabrics, a plurality of insulation core transposition stranding cable, insulation core is including being used for electrically conductive conductor and cladding in the insulating layer of conductor. The scheme adopts the structure and the materials, improves the severe environment resistance and the bending resistance of the cable, prolongs the service life and the reliability of the cable, and reduces the maintenance frequency and the maintenance cost.
Description
Technical Field
The utility model belongs to the cable conductor field, concretely relates to tow chain cable for removal.
Background
The drag chain cable is a high-flexibility special cable which can move back and forth along with the drag chain and is not easy to wear, and is called a drag chain cable, generally called a drag cable, and a tank chain cable, and is applied to occasions with severe environmental conditions or frequent movement.
The conventional towline cable adopts common conductors, insulating materials and sheath materials, and the conductors are easy to break in the frequent moving process, so that signal transmission is interrupted, and faults are caused; the insulation and jacket materials have poor environmental resistance, such as high temperature, low temperature and acid and base resistance, resulting in rapid aging during use, short cable life, frequent repairs, increased repair costs, and more importantly, possible accidents. The invention aims to improve the environmental resistance and the bending resistance of the cable, prolong the service life and the reliability of the cable and reduce the frequency and the cost of maintenance.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's not enough, the utility model aims to provide a tow chain cable is used in removal, including a plurality of insulation core, wrapping around a plurality of insulation core's non-woven fabrics, cladding at the outside restrictive coating of non-woven fabrics and fill the cotton rope between a plurality of insulation core and non-woven fabrics, a plurality of insulation core transposition stranding is cabled, and insulation core is including being used for electrically conductive conductor and cladding in the insulating layer of conductor. The scheme adopts the structure and the materials, improves the severe environment resistance and the bending resistance of the cable, prolongs the service life and the reliability of the cable, and reduces the maintenance frequency and the maintenance cost.
The purpose of the utility model is realized by adopting the following technical scheme:
the mobile towline cable comprises a plurality of insulating wire cores, a plurality of non-woven fabrics wrapping the insulating wire cores, a plurality of sheath layers wrapping the non-woven fabrics and filled with the non-woven fabrics, wherein the insulating wire cores are twisted into a cable and comprise conductors used for conducting electricity and insulating layers wrapping the conductors.
Furthermore, the conductors are formed by stranding a plurality of 0.08mm anaerobic copper wire bundles.
Furthermore, the insulating layer and the sheath layer are both made of polyvinyl chloride.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a tow chain cable is used in removal, including a plurality of insulation core, wrapping around a plurality of insulation core's non-woven fabrics, cladding at the outside restrictive coating of non-woven fabrics and fill the cotton rope between a plurality of insulation core and non-woven fabrics, a plurality of insulation core transposition stranding cable, insulation core is including being used for electrically conductive conductor and cladding in the insulating layer of conductor. The scheme adopts the structure and the materials, improves the severe environment resistance and the bending resistance of the cable, prolongs the service life and the reliability of the cable, and reduces the maintenance frequency and the maintenance cost.
Drawings
Fig. 1 is a cross-sectional view of a preferred embodiment of a mobile towline cable of the present invention.
In the figure: 1. a mobile towline cable; 2. an insulated wire core; 21. a conductor; 22. an insulating layer; 3. cotton thread rope; 4. non-woven fabrics; 5. a sheath layer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
The utility model discloses it is shown in fig. 1 that tow chain cable 1 is used in the removal, including a plurality of insulation core 2, wrap around a plurality of insulation core 2's non-woven fabrics 4, cladding at the outside restrictive coating 5 of non-woven fabrics 4 and fill cotton rope 3 between a plurality of insulation core 2 and non-woven fabrics 4, a plurality of insulation core 2 transposition stranding, insulation core 2 is including being used for electrically conductive conductor 21 and cladding in conductor 21's insulating layer 22. The scheme adopts the structure and the materials, improves the severe environment resistance and the bending resistance of the cable, prolongs the service life and the reliability of the cable, and reduces the maintenance frequency and the maintenance cost.
The cross-sectional shape of the cable in this embodiment is circular. Wherein the conductor 21 is made of oxygen-free copper, and is made into 0.08mm copper wire by refining by upward drawing method, wire drawing, etc., then several copper wires are combined into a strand, and several strands are twisted into the required conductor 21, such as conductor with nominal section of 0.2mm2The conductor 21 consists of 40 copper wires of 0.08mm, and during manufacturing, 5 single copper wires of 0.08mm are twisted into strands in the right direction and then 8 strands are twisted into strands in the left direction, wherein the required nominal section is 0.2mm2The conductor 21 of (a). The conductor is formed by processing a 0.08mm copper wire made of oxygen-free copper through wire bundling and compound stranding, wherein the elongation of the copper wire is not less than 25%, so that the tensile capacity and the bending resistance of the conductor 21 are ensured.
In this embodiment, a layer of high-temperature and low-temperature resistant polyvinyl chloride is extruded outside the conductor 21 to serve as the insulating layer 22, and the polyvinyl chloride is a soft elastomer, has the characteristics of stability, difficulty in corrosion by acid and alkali, and high heat resistance, and is suitable for severe environments. Several such insulated wire cores 2 are then stranded into a cable. In the cabling process, the paying-off device adopts a device for actively paying off, completely untwisting and automatically controlling the paying-off tension so as to ensure that the tension of each insulating layer 22 is consistent in the twisting process and eliminate the stress generated by twisting with the insulating layers 22; during twisting, the gaps between the insulated wire cores 2 and the non-woven fabric 4 are filled with cotton ropes, so that the whole roundness of the cable core and the insulating layer 22 are ensured not to run off in the use process. After the stranding and cabling, a layer of thin and soft non-woven fabric 4 is wrapped outside the cable core. And finally, extruding a layer of polyvinyl chloride with high and low temperature resistance, acid and alkali resistance and mineral oil resistance as a sheath on the wrapped cable core to improve the environment resistance of the cable, and meanwhile, adopting an extrusion process to tightly coat the insulating layer 22 to prevent the insulating layer 22 from generating adverse factors such as moving in the use process.
The scheme is characterized in that the conductor is formed by bundling and complex stranding a 0.08mm copper wire made of oxygen-free copper, wherein the elongation of the copper wire is not less than 25%, so that the tensile capacity and the bending resistance of the conductor 21 are ensured; the insulating layer 22 and the sheath layer 5 are made of high-temperature-resistant and low-temperature-resistant soft elastomer polyvinyl chloride materials, so that the flexibility of the cable is improved, and the high-temperature-resistant and low-temperature-resistant capabilities of the cable are improved; the sheath material also has the characteristics of mineral oil resistance, acid and alkali resistance and ultraviolet light resistance, and the environment resistance of the cable is enhanced. By the improvement of the conductor 21 and the improvement of the insulating and sheathing materials, the service life of the cable is prolonged, and the reliability of the product is improved.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (3)
1. A mobile drag chain cable is characterized in that: including a plurality of insulation core, wrapping a plurality of the non-woven fabrics of insulation core, cladding are in the outside restrictive coating of non-woven fabrics and fill in a plurality of insulation core with cotton rope between the non-woven fabrics, it is a plurality of insulation core transposition stranding, insulation core including be used for electrically conductive conductor and cladding in the insulating layer of conductor.
2. The towline cable for mobile according to claim 1, wherein: the conductors are formed by stranding a plurality of 0.08mm anaerobic copper wire bundles.
3. The towline cable for mobile according to claim 1, wherein: the insulating layer and the sheath layer are both made of polyvinyl chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636196.8U CN211455333U (en) | 2019-09-27 | 2019-09-27 | Mobile drag chain cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636196.8U CN211455333U (en) | 2019-09-27 | 2019-09-27 | Mobile drag chain cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211455333U true CN211455333U (en) | 2020-09-08 |
Family
ID=72302213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921636196.8U Active CN211455333U (en) | 2019-09-27 | 2019-09-27 | Mobile drag chain cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211455333U (en) |
-
2019
- 2019-09-27 CN CN201921636196.8U patent/CN211455333U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |