CN220456102U - Wear-resistant polyvinyl chloride cable - Google Patents
Wear-resistant polyvinyl chloride cable Download PDFInfo
- Publication number
- CN220456102U CN220456102U CN202320691923.0U CN202320691923U CN220456102U CN 220456102 U CN220456102 U CN 220456102U CN 202320691923 U CN202320691923 U CN 202320691923U CN 220456102 U CN220456102 U CN 220456102U
- Authority
- CN
- China
- Prior art keywords
- layer
- polyvinyl chloride
- protective layer
- groups
- 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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Links
- 229920000915 polyvinyl chloride Polymers 0.000 title claims abstract description 40
- 239000004800 polyvinyl chloride Substances 0.000 title claims abstract description 40
- 239000011241 protective layer Substances 0.000 claims abstract description 61
- 239000010410 layer Substances 0.000 claims abstract description 47
- 239000002184 metal Substances 0.000 claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003063 flame retardant Substances 0.000 abstract description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 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 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration 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
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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)
Abstract
The utility model relates to a wear-resistant polyvinyl chloride cable, which comprises a plurality of groups of cable conductors, wherein the plurality of groups of cable conductors are arranged in an inner protective layer, a filling layer is arranged on the outer side of the cable conductors in the inner protective layer, a grounding wire is arranged between the plurality of groups of inner protective layers, two layers of polyvinyl chloride protective layers are arranged on the outer sides of the plurality of groups of inner protective layers, reinforcing steel armor is arranged between the two layers of polyvinyl chloride protective layers, a waterproof layer is arranged on the outer sides of the outermost polyvinyl chloride protective layers, an outer protective layer is arranged on the outer sides of the waterproof layer, a plurality of groups of metal net ropes are arranged between the outer protective layer and the waterproof layer, the two groups of metal net ropes are twisted by a plurality of metal net wires, and a wear-resistant layer is arranged between the metal net ropes and the outer protective layer and comprises bulges and grooves, so that the wear-resistant performance is improved, and the polyvinyl chloride protective layer has good insulation and flame-retardant effects.
Description
Technical Field
The utility model relates to the field of cables, in particular to a wear-resistant polyvinyl chloride cable.
Background
A power cable is a cable for transmitting and distributing electrical energy. The cable is used for urban underground power grid, leading-out line of power station, internal power supply of industrial and mining enterprises and underwater power transmission line crossing river and sea, in the power line, the proportion of the cable is gradually increased, and the cable is transported. In the installation and use process, the surface is continuously worn, the service life of the cable is shortened for a long time, and the electricity safety is affected, so that the wear-resistant polyvinyl chloride cable is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a wear-resistant polyvinyl chloride cable, which solves the problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wear-resisting polyvinyl chloride cable, includes a plurality of cable conductors of group, and a plurality of cable conductors of group set up in the inside of interior protective layer, are provided with the earth connection between the protective layer in a plurality of groups, and the outside of protective layer is provided with two-layer polyvinyl chloride protective layer in a plurality of groups, is provided with the enhancement steel armor between the two-layer polyvinyl chloride protective layer, and the outside that is located outermost polyvinyl chloride protective layer is provided with the waterproof layer, the outside of waterproof layer is provided with outer protective layer, be provided with multiunit metal mesh rope between outer protective layer and the waterproof layer.
Preferably, a filling layer is arranged in the inner protective layer and positioned on the outer side of the cable conductor, the inner protective layer is made of polyvinyl chloride, and the filling layer is a carbon fiber layer.
Preferably, the cable conductors of the plurality of groups are circumferentially wound around the ground wire as a center and are distributed on the outer side of the ground wire at equal intervals.
Preferably, a plurality of groups of elastic ropes which are distributed in an annular mode at equal intervals are arranged between the innermost polyvinyl chloride protective layer and the plurality of groups of inner protective layers, and gaps are reserved between the elastic ropes and the inner protective layers.
Preferably, the wear-resisting layer comprises protrusions and grooves, the outer layer of the outer protective layer is provided with a plurality of protrusions at equal intervals in an annular shape, grooves are formed between adjacent protrusions, and a wavy structure is formed between the protrusions and the grooves.
Preferably, the two groups of metal net ropes are formed by twisting a plurality of metal net wires, and the twisting directions of the two groups of metal net ropes are opposite.
Compared with the prior art, the utility model provides a wear-resistant polyvinyl chloride cable, which has the following advantages:
this wear-resisting polyvinyl chloride insulated cable, the filling layer has played better insulation and fire-retardant effect with two sets of polyvinyl chloride protective layers, be provided with the reinforcing steel armour between two sets of polyvinyl chloride protective layers, through reinforcing the holistic intensity of steel armour reinforcing cable, thereby improve the holistic stretch-proofing performance of cable, protruding and recess formation wave structure that set up on the outer protective layer have not only played the pull resistance, the area of contact of cable surface has been increased simultaneously, thereby wear resistance has been improved, through the setting of two-layer reverse torsion's metal mesh rope, through opposite torsion power mutual resistance, good pull resistance has been played, make the cable possess certain waterproof effect through the setting of waterproof layer, prevent that water from entering into the inside of earth connection and cable conductor, cause the harm of cable.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the outer protective layer of the present utility model.
In the figure: 1. a ground wire; 2. a cable conductor; 3. a filling layer; 4. an inner protective layer; 5. an elastic rope; 6. a polyvinyl chloride protective layer; 7. reinforcing steel armor; 8. an outer protective layer; 9. a protrusion; 10. a metal mesh rope; 11. a groove; 12. and a waterproof layer.
Detailed Description
The utility model provides a wear-resisting polyvinyl chloride cable, includes four sets of cable conductor 2, and four sets of cable conductor 2 set up in the inside of interior protective layer 4, are provided with earth connection 1 between four sets of interior protective layers 4, and the outside of four sets of interior protective layers 4 is provided with two-layer polyvinyl chloride protective layer 6, is provided with between two-layer polyvinyl chloride protective layer 6 and strengthens steel armour 7, and the outside that is located outermost polyvinyl chloride protective layer 6 is provided with waterproof layer 12, and the outside of waterproof layer 12 is provided with outer protective layer 8, is provided with multiunit metal mesh rope 10 between outer protective layer 8 and the waterproof layer 12.
Further, the inner protection layer 4 is provided with a filling layer 3 on the outer side of the cable conductor 2, the inner protection layer 4 is made of polyvinyl chloride, and the filling layer 3 is a carbon fiber layer, so that the cable has certain flame retardant capability and ductility.
Further, the four groups of cable conductors 2 are circumferentially wound around the ground wire 1 as a center and are equally spaced outside the ground wire 1.
Further, four groups of equidistant elastic ropes 5 distributed in a ring shape are arranged between the innermost polyvinyl chloride protective layer 6 and the four groups of inner protective layers 4, gaps are reserved between the elastic ropes 5 and the inner protective layers 4, and the overall tensile property of the cable is improved.
Further, the wearing layer includes protruding 9 and recess 11, and the outer layer of outer protective layer 8 is annular equidistant a plurality of protruding 9 of being provided with, has seted up recess 11 between the adjacent protruding 9, forms wave structure between protruding 9 and the recess 11, has not only played the pull resistance, has increased the area of contact of cable surface simultaneously to wear resistance has been improved.
Further, the two groups of metal net ropes 10 are formed by twisting a plurality of metal net wires, and the twisting directions of the two groups of metal net ropes 10 are opposite, so that when the cable is torn, the two groups of metal net ropes are mutually resisted by opposite twisting forces, and good tensile property is achieved.
During the use, filling layer 3 has played better insulation and fire-retardant effect with two sets of polyvinyl chloride protective layer 6, be provided with between two sets of polyvinyl chloride protective layer 6 and strengthen steel armour 7, through strengthening the holistic intensity of steel armour 7 reinforcing cable, thereby improve the holistic stretch-proofing performance of cable, protruding 9 and recess 11 formation wave structure that set up on the outer protective layer 8, make the cable have certain wear resistance when using, set up through two-layer reverse torsion's metal mesh rope 10, further improved the holistic tensile property of cable and wear resistance, make the cable possess certain water-proof effects through waterproof layer 12's setting, prevent that water from entering into the inside of earth connection 1 and cable conductor 2, cause the harm of cable.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A wear resistant polyvinyl chloride cable comprising a plurality of sets of cable conductors (2), characterized in that: the cable conductor (2) of a plurality of groups set up in the inside of interior protective layer (4), are provided with earth connection (1) between a plurality of groups of interior protective layer (4), and the outside of a plurality of groups of interior protective layer (4) is provided with two-layer polyvinyl chloride protective layer (6), is provided with between two-layer polyvinyl chloride protective layer (6) and strengthens steel armor (7), and the outside that is located outermost polyvinyl chloride protective layer (6) is provided with waterproof layer (12), the outside of waterproof layer (12) is provided with outer protective layer (8), be provided with multiunit metal mesh rope (10) between outer protective layer (8) and waterproof layer (12).
2. A wear resistant polyvinyl chloride cable according to claim 1, wherein: the inside of interior protective layer (4) is provided with filling layer (3) in the outside of cable conductor (2), interior protective layer (4) are polyvinyl chloride material, filling layer (3) are carbon fiber layer.
3. A wear resistant polyvinyl chloride cable according to claim 1, wherein: the cable conductors (2) of the plurality of groups are wound around the ground wire (1) as a center and are distributed on the outer side of the ground wire (1) at equal intervals.
4. A wear resistant polyvinyl chloride cable according to claim 1, wherein: a plurality of groups of equidistant elastic ropes (5) which are distributed in a ring shape are arranged between the innermost polyvinyl chloride protective layer (6) and a plurality of groups of inner protective layers (4), and gaps are reserved between the elastic ropes (5) and the inner protective layers (4).
5. A wear resistant polyvinyl chloride cable according to claim 1, wherein: the outer layer of the outer protective layer (8) is provided with a plurality of bulges (9) at equal intervals in an annular shape, grooves (11) are formed between every two adjacent bulges (9), a wavy structure is formed between each bulge (9) and each groove (11), and the bulges (9) and the grooves (11) form a wear-resistant layer.
6. A wear resistant polyvinyl chloride cable according to claim 1, wherein: the two groups of metal net ropes (10) are formed by twisting a plurality of metal net wires, and the twisting directions of the two groups of metal net ropes (10) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320691923.0U CN220456102U (en) | 2023-03-31 | 2023-03-31 | Wear-resistant polyvinyl chloride cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320691923.0U CN220456102U (en) | 2023-03-31 | 2023-03-31 | Wear-resistant polyvinyl chloride cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220456102U true CN220456102U (en) | 2024-02-06 |
Family
ID=89725833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320691923.0U Active CN220456102U (en) | 2023-03-31 | 2023-03-31 | Wear-resistant polyvinyl chloride cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220456102U (en) |
-
2023
- 2023-03-31 CN CN202320691923.0U patent/CN220456102U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |