CN220672263U - High-temperature-resistant cable with long service life - Google Patents
High-temperature-resistant cable with long service life Download PDFInfo
- Publication number
- CN220672263U CN220672263U CN202322026058.0U CN202322026058U CN220672263U CN 220672263 U CN220672263 U CN 220672263U CN 202322026058 U CN202322026058 U CN 202322026058U CN 220672263 U CN220672263 U CN 220672263U
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- China
- Prior art keywords
- layer
- insulating layer
- wrapped
- high temperature
- cable
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- 239000010410 layer Substances 0.000 claims abstract description 129
- 239000000835 fiber Substances 0.000 claims abstract description 29
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000919 ceramic Substances 0.000 claims abstract description 15
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 15
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 15
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 15
- 239000011527 polyurethane coating Substances 0.000 claims abstract description 15
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 13
- 239000011707 mineral Substances 0.000 claims abstract description 13
- 229920003020 cross-linked polyethylene Polymers 0.000 claims abstract description 10
- 239000004703 cross-linked polyethylene Substances 0.000 claims abstract description 10
- 239000011241 protective layer Substances 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000004945 silicone rubber Substances 0.000 claims description 5
- 238000009413 insulation Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000009970 fire resistant effect Effects 0.000 description 4
- 229920000260 silastic Polymers 0.000 description 4
- 239000005995 Aluminium silicate Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 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
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a high-temperature-resistant cable with long service life, which comprises a copper wire core, wherein an insulating layer is arranged on the outer surface of the copper wire core, a heat insulation layer is wrapped on the outer surface of the insulating layer, the heat insulation layer comprises an aluminum silicate ceramic fiber layer and a fireproof fiber cotton layer, a silicon rubber layer is wrapped on the outer surface of the heat insulation layer, a protective layer is wrapped on the outer surface of the silicon rubber layer, the protective layer comprises a polytetrafluoroethylene layer and a polyurethane coating, and the insulating layer comprises a crosslinked polyethylene layer and a mineral substance insulating layer. According to the utility model, under the cooperation of the protective layer, the polyurethane coating, the polytetrafluoroethylene layer, the silicon rubber layer, the heat insulation layer, the aluminum silicate ceramic fiber layer and the fireproof fiber cotton layer, the wear resistance and the high temperature resistance of the cable in the use process are greatly improved, the damage probability caused by the influence of wear and high temperature in the use process is effectively reduced, and the whole service life is prolonged.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a high-temperature-resistant cable with long service life.
Background
The cable is typically a rope-like cable stranded from several wires or groups of wires (at least two per group), each group being insulated from each other and often twisted around a center, the entire outer face being covered with a highly insulating coating, the cable having an inner energized, outer insulation.
However, the traditional cable has poor surface abrasion resistance in the use process, is easy to be damaged due to abrasion, has poor overall high-temperature-resistant protection effect, and cannot meet the use requirement in a high-temperature environment.
Disclosure of Invention
The utility model aims to provide a high-temperature-resistant cable with long service life, which has the advantages of good wear resistance and high-temperature-resistant protection effect, and solves the problems that the traditional cable has poor surface wear resistance effect in the use process, is easy to damage due to wear and has poor overall high-temperature-resistant protection effect.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a long service life's high temperature resistant cable, includes the copper core, the surface of copper core is provided with the insulating layer, the surface parcel of insulating layer has the insulating layer, the insulating layer includes aluminium silicate ceramic fiber layer and fire-resistant fibre cotton layer, the surface parcel of insulating layer has the silastic-layer, the surface parcel of silastic-layer has the inoxidizing coating, the inoxidizing coating includes polytetrafluoroethylene layer and polyurethane coating.
Preferably, the insulating layer comprises a crosslinked polyethylene layer and a mineral insulating layer, the inner surface of the mineral insulating layer is coated on the surface of the copper wire core, and the inner surface of the crosslinked polyethylene layer is wrapped on the outer surface of the mineral insulating layer.
Preferably, the inner surface of the aluminum silicate ceramic fiber layer is wrapped on the outer surface of the refractory fiber cotton layer, and the thickness of the refractory fiber cotton layer is equal to that of the aluminum silicate ceramic fiber layer.
Preferably, the surface of the polyurethane coating is coated on the outer surface of the polytetrafluoroethylene layer, and the thickness of the polyurethane coating is one fourth of the thickness of the polytetrafluoroethylene layer.
As a preferable scheme, the surface of the silicon rubber layer is fixedly connected with a reinforced steel wire, and the surface of the silicon rubber layer is fixedly connected with a stainless steel wire net outside the reinforced steel wire.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, under the cooperation of the protective layer, the polyurethane coating, the polytetrafluoroethylene layer, the silicon rubber layer, the heat insulation layer, the aluminum silicate ceramic fiber layer and the fireproof fiber cotton layer, the wear resistance and the high temperature resistance of the cable in the use process are greatly improved, the damage probability caused by the influence of wear and high temperature in the use process is effectively reduced, and the whole service life is prolonged.
2. According to the utility model, through the arrangement of the insulating layer, as the crosslinked polyethylene layer and the mineral insulating layer in the insulating layer have good insulating properties, double-layer insulating protection is formed on the surface of the copper wire core, the insulating property of the cable is effectively improved, and through the arrangement of the reinforced steel wires and the stainless steel wire mesh, double-layer strength protection is formed in the silicon rubber layer, so that the possibility of breakage caused by stretching of the cable is effectively reduced, and the service life of the cable is ensured.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic view of the structure of the protective layer of the present utility model;
FIG. 3 is a schematic view of the heat insulating layer structure of the present utility model;
fig. 4 is a schematic view of an insulating layer structure according to the present utility model.
In the figure: 1. a protective layer; 11. a polyurethane coating; 12. a polytetrafluoroethylene layer; 2. a silicone rubber layer; 3. stainless steel wire mesh; 4. reinforcing steel wires; 5. a thermal insulation layer; 51. an aluminum silicate ceramic fiber layer; 52. a layer of fire resistant cellulosic cotton; 6. an insulating layer; 61. a crosslinked polyethylene layer; 62. a mineral insulating layer; 7. copper wire core.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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. 1-4, a high temperature resistant cable with long service life comprises a copper wire core 7, wherein an insulating layer 6 is arranged on the outer surface of the copper wire core 7, a heat insulation layer 5 is wrapped on the outer surface of the insulating layer 6, the heat insulation layer 5 comprises an aluminum silicate ceramic fiber layer 51 and a fireproof fiber cotton layer 52, a silicone rubber layer 2 is wrapped on the outer surface of the heat insulation layer 5, a protective layer 1 is wrapped on the outer surface of the silicone rubber layer 2, and the protective layer 1 comprises a polytetrafluoroethylene layer 12 and a polyurethane coating 11.
Through above-mentioned technical scheme, through under the complex effect between inoxidizing coating 1, polyurethane coating 11, polytetrafluoroethylene layer 12, silastic layer 2, insulating layer 5, aluminium silicate ceramic fiber layer 51 and fire-resistant fibre cotton layer 52, very big improvement wear resistance and the high temperature resistance in the use of this cable, effectually reduced the in-process and received wearing and tearing and high temperature influence and lead to the probability of damage, improved holistic life.
The insulating layer 6 includes a crosslinked polyethylene layer 61 and a mineral insulating layer 62, the inner surface of the mineral insulating layer 62 is coated on the surface of the copper wire core 7, and the inner surface of the crosslinked polyethylene layer 61 is wrapped on the outer surface of the mineral insulating layer 62.
Through above-mentioned technical scheme, through the setting of insulating layer 6, owing to crosslinked polyethylene layer 61 and mineral substance insulating layer 62 in insulating layer 6 all possess good insulating properties, have formed double-deck insulation protection on the surface of copper line core 7, the effectual insulating properties that improves the cable.
The inner surface of the aluminum silicate ceramic fiber layer 51 is wrapped on the outer surface of the refractory fiber cotton layer 52, and the thickness of the refractory fiber cotton layer 52 is equal to the thickness of the aluminum silicate ceramic fiber layer 51.
The surface of the polyurethane coating 11 is coated on the outer surface of the polytetrafluoroethylene layer 12, and the thickness of the polyurethane coating 11 is one fourth of the thickness of the polytetrafluoroethylene layer 12.
The surface of the silicon rubber layer 2 is fixedly connected with a reinforced steel wire 4, and the surface of the silicon rubber layer 2 is fixedly connected with a stainless steel wire net 3 outside the reinforced steel wire 4.
Through above-mentioned technical scheme, through the setting of strengthening steel wire 4 and stainless steel wire net 3, formed double-deck intensity protection in the inside of silastic layer 2, effectually reduced the cable and received tensile and cracked probability, guaranteed the life of cable.
The working principle of the utility model is as follows: through the setting of inoxidizing coating 1, because polyurethane coating 11 and polytetrafluoroethylene layer 12 in inoxidizing coating 1 all possess good wear resistance, double-deck wear-resisting protection has been formed at the surface of cable, the effectual wearing and tearing probability that receives in the cable use that has reduced, and very big improvement the wear resistance of cable, and through setting up of silastic layer 2 and insulating layer 5, because aluminum silicate ceramic fiber layer 51 and fire-resistant fiber cotton layer 52 in silastic layer 2 and insulating layer 5 possess good high temperature resistant and heat-proof properties respectively, multi-deck high temperature resistant and heat-proof protection has been formed in the inside of cable, the effectual influence that external high temperature led to the fact to the cable that has reduced, and very big improvement the high temperature resistant performance of cable, guaranteed the life of cable, very big improvement wear resistance and high temperature resistant performance in the cable use under the effect of whole cooperation, the effectual probability that receives wearing and tearing and high temperature influence and lead to damaging has improved holistic life.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (5)
1. The utility model provides a long service life's high temperature resistant cable, includes copper core (7), its characterized in that: the copper wire core is characterized in that an insulating layer (6) is arranged on the outer surface of the copper wire core (7), an insulating layer (5) is wrapped on the outer surface of the insulating layer (6), the insulating layer (5) comprises an aluminum silicate ceramic fiber layer (51) and a fireproof fiber cotton layer (52), a silicone rubber layer (2) is wrapped on the outer surface of the insulating layer (5), a protective layer (1) is wrapped on the outer surface of the silicone rubber layer (2), and the protective layer (1) comprises a polytetrafluoroethylene layer (12) and a polyurethane coating (11).
2. A high temperature resistant cable according to claim 1, wherein: the insulating layer (6) comprises a crosslinked polyethylene layer (61) and a mineral insulating layer (62), wherein the inner surface of the mineral insulating layer (62) is coated on the surface of the copper wire core (7), and the inner surface of the crosslinked polyethylene layer (61) is wrapped on the outer surface of the mineral insulating layer (62).
3. A high temperature resistant cable according to claim 1, wherein: the inner surface of the aluminum silicate ceramic fiber layer (51) is wrapped on the outer surface of the fireproof fiber cotton layer (52), and the thickness of the fireproof fiber cotton layer (52) is equal to that of the aluminum silicate ceramic fiber layer (51).
4. A high temperature resistant cable according to claim 1, wherein: the surface of the polyurethane coating (11) is coated on the outer surface of the polytetrafluoroethylene layer (12), and the thickness of the polyurethane coating (11) is one fourth of the thickness of the polytetrafluoroethylene layer (12).
5. A high temperature resistant cable according to claim 1, wherein: the surface of the silicon rubber layer (2) is fixedly connected with a reinforced steel wire (4), and a stainless steel wire net (3) is fixedly connected to the surface of the silicon rubber layer (2) and positioned on the outer side of the reinforced steel wire (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322026058.0U CN220672263U (en) | 2023-07-28 | 2023-07-28 | High-temperature-resistant cable with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322026058.0U CN220672263U (en) | 2023-07-28 | 2023-07-28 | High-temperature-resistant cable with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220672263U true CN220672263U (en) | 2024-03-26 |
Family
ID=90352979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322026058.0U Active CN220672263U (en) | 2023-07-28 | 2023-07-28 | High-temperature-resistant cable with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220672263U (en) |
-
2023
- 2023-07-28 CN CN202322026058.0U patent/CN220672263U/en active Active
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