CN209895806U - Cold-resistant cable - Google Patents
Cold-resistant cable Download PDFInfo
- Publication number
- CN209895806U CN209895806U CN201920426361.0U CN201920426361U CN209895806U CN 209895806 U CN209895806 U CN 209895806U CN 201920426361 U CN201920426361 U CN 201920426361U CN 209895806 U CN209895806 U CN 209895806U
- Authority
- CN
- China
- Prior art keywords
- layer
- cold
- wall
- resistant
- aramid fiber
- 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.)
- Expired - Fee Related
Links
- 239000010410 layer Substances 0.000 claims abstract description 74
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 22
- 239000004743 Polypropylene Substances 0.000 claims abstract description 14
- -1 polypropylene Polymers 0.000 claims abstract description 14
- 229920001155 polypropylene Polymers 0.000 claims abstract description 14
- 229920001971 elastomer Polymers 0.000 claims abstract description 9
- 239000011241 protective layer Substances 0.000 claims abstract description 9
- 239000000806 elastomer Substances 0.000 claims abstract description 8
- 239000005030 aluminium foil Substances 0.000 claims abstract description 6
- 239000003292 glue Substances 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims abstract description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 13
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 239000011888 foil Substances 0.000 claims description 7
- 229920005603 alternating copolymer Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- NAYYNDKKHOIIOD-UHFFFAOYSA-N phthalamide Chemical compound NC(=O)C1=CC=CC=C1C(N)=O NAYYNDKKHOIIOD-UHFFFAOYSA-N 0.000 claims description 3
- 239000002984 plastic foam Substances 0.000 claims description 3
- 229920002994 synthetic fiber Polymers 0.000 claims description 3
- 239000012209 synthetic fiber Substances 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- 239000005977 Ethylene Substances 0.000 claims description 2
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000009413 insulation Methods 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- Ropes Or Cables (AREA)
Abstract
The utility model discloses a cold-resistant cable, including three sinle silk and wire rope, wire rope pegs graft between three sinle silk, the outer wall complex of sinle silk has the insulating layer, the outer wall complex of insulating layer has the netted filling rope of polypropylene of mutual in close contact with, and the netted filling rope of polypropylene and wire rope in close contact with, the outside complex of the netted filling rope of polypropylene has aluminium foil paper layer, aluminium foil paper layer's outer wall complex has the protective layer, the protective layer includes the aramid fiber layer, the inner wall on aramid fiber layer is compound mutually with aluminium foil paper layer's outer wall, the outer wall complex on aramid fiber layer has the EVA layer, the outer wall complex on EVA layer has cold-resistant layer, the outer wall complex on cold-resistant layer has elastomer glue film. This cold-resistant cable to when the high and cold district transmits electricity, have powerful tensile ability, can not receive the gravity influence of ice-skating to cause the fracture to damage, prevent that sleet from getting into and causing the short circuit, make power transmission obtain the guarantee, avoided economic loss, more do benefit to the popularization.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a cold-resistant cable.
Background
The cable is made of one or more mutually insulated conductors and an outer insulation protection layer, and is used for transmitting power or information from one place to another place, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like for connecting circuits, electric appliances and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cold-resistant cable to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a cold-resistant cable comprises three wire cores and a steel wire rope, wherein the steel wire rope is inserted between the three wire cores, an insulating layer is compounded on the outer wall of each wire core, a polypropylene netted filling rope which is in close contact with each other is compounded on the outer wall of the insulating layer, the polypropylene netted filling rope is in close contact with the steel wire rope, an aluminum foil paper layer is compounded on the outer side of the polypropylene netted filling rope, and a protective layer is compounded on the outer wall of the aluminum foil paper layer;
the protective layer includes the aramid fiber layer, the inner wall on aramid fiber layer is compound mutually with the outer wall on aluminium foil paper layer, the outer wall complex on aramid fiber layer has the EVA layer, the outer wall complex on EVA layer has cold-resistant layer, the outer wall complex on cold-resistant layer has the elastomer glue film.
Preferably, the main component of the aramid fiber layer is benzenedicarboxamide, and the aramid fiber layer is a novel high-tech synthetic fiber.
Preferably, the EVA layer is a rubber-plastic foam material made of ethylene-vinyl acetate copolymer.
Preferably, the cold-resistant layer is an alternating copolymer of chlorotrifluoroethylene and ethylene.
Compared with the prior art, the beneficial effects of the utility model are that: this cold-resistant cable, tensile ability through wire rope high sinle silk, prevent that the sinle silk from receiving external signal interference under the parcel of aluminium foil paper layer, can improve cold-resistant layer through aramid fiber layer and EVC layer, the tensile ability of elastomer glue film, can prevent the low temperature fracture through cold-resistant layer and elastomer glue film, thereby when the high and cold district transmits electricity, have powerful tensile ability, can not receive the gravity influence of ice swift current and cause the fracture damage, prevent that sleet from getting into and causing the short circuit, make electric power transmission obtain the guarantee, economic loss has been avoided, more do benefit to the popularization.
Drawings
Fig. 1 is a sectional view of the present invention;
fig. 2 is a sectional view of the protective layer of the present invention.
In the figure: 1. the cable comprises a cable core, 2 parts of a steel wire rope, 3 parts of an insulating layer, 4 parts of a polypropylene reticular filling rope, 5 parts of an aluminum foil paper layer, 6 parts of a protective layer, 601 parts of an aramid fiber layer, 602 parts of an EVA layer, 603 parts of a cold-resistant layer, 604 parts of an elastomer glue layer.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a cold-resistant cable comprises three wire cores 1 and a steel wire rope 2, wherein the steel wire rope 2 has strong tensile capacity and can prevent the device from being torn off in the process of long-distance conveying, the steel wire rope 2 is inserted between the three wire cores 1, an insulating layer 3 is compounded on the outer wall of each wire core 1, the insulating layer 3 is made of insulating rubber and insulates the wire cores 1, polypropylene netted filling ropes 4 which are in close contact with each other are compounded on the outer wall of the insulating layer 3, the polypropylene netted filling ropes 4 are in close contact with the steel wire rope 2, gaps can be prevented from being generated through the polypropylene netted filling ropes 4, the stability among the three cable cores 1 is enhanced, the service life of each wire core 1 in the using process is prolonged, an aluminum foil paper layer 5 is compounded on the outer side of each polypropylene netted filling rope 4, interference of external electromagnetic waves and the like on the wire cores 1 can be;
the protective layer 6 comprises an aramid fiber layer 601, the main component of the aramid fiber layer 601 is benzenedicarboxamide, the aramid fiber layer is a novel high-tech synthetic fiber, and the aramid fiber layer has the excellent performances of ultrahigh strength, high modulus, light weight, insulation, ageing resistance, long life cycle and the like, and can further improve the insulation and tensile capacity of the cable core 1, the inner wall of the aramid fiber layer 601 is compounded with the outer wall of the aluminum foil paper layer 5, the outer wall of the aramid fiber layer 601 is compounded with an EVA layer 602, the EVA layer 602 is a rubber-plastic foam material made of ethylene-vinyl acetate copolymer, and the aramid fiber layer has the characteristics of good buffering, shock resistance, heat insulation, moisture resistance, chemical corrosion resistance, no toxicity, no water absorption and the like, and is used for protecting the cable core 1, the shock resistance and the like, the outer wall of the EVA layer 602 is compounded with a cold-resistant layer 603, and the cold-resistant layer 603 is an alternating copolymer, The cold-resistant layer 603 is compounded with an elastomer adhesive layer 604 on the outer wall, and the elastomer adhesive layer 604 has the properties of vapor permeability resistance, environmental stress crack resistance, impact resistance and cold resistance, so that the cold resistance is further improved, and cracking is prevented.
Claims (4)
1. The utility model provides a cold-resistant cable, includes three sinle silk (1) and wire rope (2), wire rope (2) are pegged graft between three sinle silk (1), its characterized in that: the cable comprises a cable core (1), an insulating layer (3) and a polypropylene netted filling rope (4), wherein the insulating layer (3) is compounded on the outer wall of the cable core, the polypropylene netted filling rope (4) is tightly contacted with the cable wire (2), an aluminum foil paper layer (5) is compounded on the outer side of the polypropylene netted filling rope (4), and a protective layer (6) is compounded on the outer wall of the aluminum foil paper layer (5);
protective layer (6) include aramid fiber layer (601), the inner wall on aramid fiber layer (6011) is compound mutually with the outer wall of aluminium foil paper layer (5), the outer wall complex on aramid fiber layer (601) has EVA layer (602), the outer wall complex on EVA layer (602) has cold-resistant layer (603), the outer wall complex on cold-resistant layer (603) has elastomer glue film (604).
2. The cold-resistant cable according to claim 1, wherein: the main component of the aramid fiber layer (601) is benzenedicarboxamide, and the aramid fiber layer is novel high-tech synthetic fiber.
3. The cold-resistant cable according to claim 1, wherein: the EVA layer (602) is a rubber-plastic foam material made of ethylene-vinyl acetate copolymer.
4. The cold-resistant cable according to claim 1, wherein: the cold-resistant layer (603) is an alternating copolymer of chlorotrifluoroethylene and ethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920426361.0U CN209895806U (en) | 2019-03-31 | 2019-03-31 | Cold-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920426361.0U CN209895806U (en) | 2019-03-31 | 2019-03-31 | Cold-resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209895806U true CN209895806U (en) | 2020-01-03 |
Family
ID=68998305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920426361.0U Expired - Fee Related CN209895806U (en) | 2019-03-31 | 2019-03-31 | Cold-resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209895806U (en) |
-
2019
- 2019-03-31 CN CN201920426361.0U patent/CN209895806U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 |