CN209895796U - Flame-retardant cable - Google Patents
Flame-retardant cable Download PDFInfo
- Publication number
- CN209895796U CN209895796U CN201920425667.4U CN201920425667U CN209895796U CN 209895796 U CN209895796 U CN 209895796U CN 201920425667 U CN201920425667 U CN 201920425667U CN 209895796 U CN209895796 U CN 209895796U
- Authority
- CN
- China
- Prior art keywords
- layer
- fire
- wall
- retardant
- pressfitting
- 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
- 239000003063 flame retardant Substances 0.000 title claims abstract description 41
- 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 title claims description 27
- 239000000835 fiber Substances 0.000 claims abstract description 27
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 239000004519 grease Substances 0.000 claims abstract description 17
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 17
- 229920002239 polyacrylonitrile Polymers 0.000 claims abstract description 16
- 229920001721 polyimide Polymers 0.000 claims abstract description 15
- 239000004744 fabric Substances 0.000 claims abstract description 12
- 239000003513 alkali Substances 0.000 claims abstract 4
- 239000010410 layer Substances 0.000 claims description 73
- 239000000853 adhesive Substances 0.000 claims description 15
- 230000001070 adhesive effect Effects 0.000 claims description 15
- 239000004952 Polyamide Substances 0.000 claims description 11
- 229920002647 polyamide Polymers 0.000 claims description 11
- 239000011241 protective layer Substances 0.000 claims description 9
- 230000009970 fire resistant effect Effects 0.000 claims description 7
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 claims description 6
- 239000005995 Aluminium silicate Substances 0.000 claims 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims 1
- 229910000323 aluminium silicate Inorganic materials 0.000 claims 1
- 235000012211 aluminium silicate Nutrition 0.000 claims 1
- 238000010292 electrical insulation Methods 0.000 abstract description 15
- 230000007797 corrosion Effects 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 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 description 8
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229920000592 inorganic polymer Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 2
- 239000000391 magnesium silicate Substances 0.000 description 2
- 229910052919 magnesium silicate Inorganic materials 0.000 description 2
- 235000019792 magnesium silicate Nutrition 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000012985 polymerization agent Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
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- Insulated Conductors (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a fire-retardant type cable, including the sinle silk, the outer wall pressfitting of sinle silk has the insulating layer, the insulating layer includes the polyimide film layer, and the inboard and the sinle silk pressfitting of polyimide film layer are in the same place, the outer wall pressfitting of polyimide film layer has no alkali cloth filling layer, the outer wall of no alkali cloth filling layer is paintd electrical insulation silicone grease coating, the outer wall pressfitting of electrical insulation silicone grease coating has fire-retardant layer, fire-retardant layer includes modified polyacrylonitrile fibre filling layer, the inboard and the electrical insulation silicone grease coating of modified polyacrylonitrile fibre filling layer are in the same place. This fire-retardant type cable can make fire-retardant type cable have basic electrical insulation and fire resistance when, has good anticorrosive water-proof effects, prevents to receive external influence and causes cable corrosion damage or intake after using for a long time, avoids the cable short circuit, ensures that the cable normally works, is favorable to extensively promoting.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a fire-retardant type cable.
Background
The cable is made by one or more mutual insulated conductors and outsourcing insulating protective layer, with electric power or information transmission to the wire of another department from one, fire-retardant type cable is used for transmitting and the cable of distribution electric energy, be used for urban underground electric wire netting, the interior power supply of drawing forth the circuit and industrial and mining enterprises of power station, but current fire-retardant type cable simple structure, the function is single, anticorrosive waterproof effect is poor, receive external influence long-term after using, cause cable corrosion damage or intake easily, lead to the cable short circuit, influence the cable and normally work, be unfavorable for extensively promoting.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire-retardant type 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: the flame-retardant cable comprises a wire core, wherein an insulating layer is pressed on the outer wall of the wire core, the insulating layer comprises a polyimide film layer, the inner side of the polyimide film layer is pressed together with the wire core, an alkali-free cloth filling layer is pressed on the outer wall of the polyimide film layer, an electric insulating silicone grease coating is coated on the outer wall of the alkali-free cloth filling layer, a flame-retardant layer is pressed on the outer wall of the electric insulating silicone grease coating, the flame-retardant layer comprises a modified polyacrylonitrile fiber filling layer, the inner side of the modified polyacrylonitrile fiber filling layer is pressed together with the electric insulating silicone grease coating, an aluminum silicate flame-retardant layer is pressed on the outer wall of the modified polyacrylonitrile fiber filling layer, a flame-retardant adhesive is coated on the outer wall of the aluminum silicate flame-retardant layer, a protective layer is pressed on the outer wall of the flame-retardant adhesive, the protective layer comprises a polyamide fiber layer, and the inner, the outer wall of the polyamide fiber layer is coated with a perchloroethylene coating.
Preferably, the electrical insulating silicone grease coating is prepared by thickening modified silicone oil by an inorganic thickening agent and adding various additives such as oxidation resistance, corrosion resistance and the like.
Preferably, the modified polyacrylonitrile fiber filling layer is a synthetic fiber made of acrylonitrile copolymer with the acrylonitrile mass percentage content of 35% -85%.
Preferably, the flame-retardant adhesive is an inorganic polymer adhesive formed by polymerizing inorganic raw materials such as aluminum phosphate, magnesium silicate, sodium silicate, a fire retardant, an inorganic polymer polymerization agent and the like at high temperature and high pressure.
Compared with the prior art, the beneficial effects of the utility model are that: the flame-retardant cable has the advantages that the polyimide film layer, the alkali-free cloth filling layer and the electrical insulation silicone grease coating layer enable the wire core to have good high temperature resistance, chemical corrosion resistance and electrical insulation performance, the alkali-free cloth filling layer enables the wire core to have good bending resistance and tensile resistance, the modified polyacrylonitrile fiber filling layer, the aluminum silicate fire-resistant layer and the flame-retardant adhesive enable the wire core to have good high temperature resistance, high strength, compressibility, rebound resilience, flame retardance and self-extinguishing performance, meanwhile, the aluminum silicate fire-resistant layer enables the wire core to have corrosion resistance and oxidation resistance, the polyamide fiber layer enables the wire core to have good heat resistance, wear resistance and flame retardance, the perchloroethylene coating layer enables the wire core to have good weather resistance, acid resistance and water resistance, and therefore, the flame-retardant cable has basic electrical insulation performance and flame retardance, the cable has good corrosion-resistant and waterproof effects, prevents the cable from being corroded and damaged or entering water due to long-term use of the cable under the influence of the outside, avoids short circuit of the cable, ensures normal work of the cable, and is favorable for wide popularization.
Drawings
FIG. 1 is a schematic sectional view of the front view of the present invention;
FIG. 2 is a schematic sectional view of the insulating layer of the present invention;
FIG. 3 is a schematic sectional view of the flame retardant layer of the present invention;
fig. 4 is a schematic view of a front sectional structure of the protective layer of the present invention.
In the figure: 1. the cable comprises a cable core, 2, an insulating layer, 201, a polyimide film layer, 202, an alkali-free cloth filling layer, 203, an electrical insulation silicone grease coating, 3, a flame-retardant layer, 301, a modified polyacrylonitrile fiber filling layer, 302, an aluminum silicate flame-retardant layer, 303, a flame-retardant adhesive, 4, a protective layer, 401, a polyamide fiber layer, 402 and a perchloroethylene coating.
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. 1-4, the present invention provides a technical solution: a flame-retardant cable comprises a wire core 1, an insulating layer 2 is pressed on the outer wall of the wire core 1, the insulating layer 2 comprises a polyimide film layer 201, the inner side of the polyimide film layer 201 is pressed with the wire core 1, the polyimide film layer 201 has excellent high temperature resistance, chemical corrosion resistance and electrical insulation performance, the coverage of a use temperature range is wider, an alkali-free cloth filling layer 202 is pressed on the outer wall of the polyimide film layer 201, the alkali-free cloth filling layer 202 is an insulator and has good folding and tensile strength, an electrical insulation silicone grease coating 203 is coated on the outer wall of the alkali-free cloth filling layer 202, the electrical insulation silicone grease coating 203 is made of inorganic thickening agent thickening modified silicone oil and is added with various additives such as oxidation resistance, corrosion resistance and the like, the electrical insulation silicone grease coating 203 has excellent electrical insulation performance and chemical stability, is nontoxic and tasteless, ozone resistance and weather resistance, the outer wall of the electrical insulation silicone grease coating 203 is pressed with a flame retardant layer 3, the flame retardant layer 3 comprises a modified polyacrylonitrile fiber filling layer 301, the inner side of the modified polyacrylonitrile fiber filling layer 301 is pressed with the electrical insulation silicone grease coating 203, the modified polyacrylonitrile fiber filling layer 301 is made of synthetic fibers made of acrylonitrile copolymer with the acrylonitrile mass percent of 35% -85%, the modified polyacrylonitrile fiber filling layer 301 has the advantages of anti-combustion performance, good flexibility and easy dyeing, the outer wall of the modified polyacrylonitrile fiber filling layer 301 is pressed with an aluminum silicate fire-resistant layer 302, the aluminum silicate fire-resistant layer 302 has excellent compressibility, rebound resilience, high temperature resistance, corrosion resistance, oxidation resistance and softness, the outer wall of the aluminum silicate fire-resistant layer 302 is coated with a flame retardant adhesive 303, and the flame retardant adhesive 303 is made of inorganic raw materials such as aluminum phosphate, magnesium silicate, sodium silicate, fire-proof agent and inorganic high polymer agent, the inorganic polymer adhesive is formed by high-temperature and high-pressure polymerization, the flame-retardant adhesive 303 has good flame retardance and self-extinguishing property, the protective layer 4 is pressed on the outer wall of the flame-retardant adhesive 303, the protective layer 4 comprises a polyamide fiber layer 401, the polyamide fiber layer 401 has good heat resistance, wear resistance, chemical resistance and self-lubricating property, the friction coefficient is low, and the flame retardance is certain, the inner side of the polyamide fiber layer 401 is pressed with the flame-retardant adhesive 303, the outer wall of the polyamide fiber layer 401 is coated with a perchloroethylene coating 402, and the perchloroethylene coating 402 has good weather resistance, acid resistance and water resistance.
Claims (1)
1. The utility model provides a fire-retardant type cable, includes sinle silk (1), its characterized in that: the outer wall pressfitting of sinle silk (1) has insulating layer (2), insulating layer (2) include polyimide film layer (201), and the inboard and sinle silk (1) pressfitting of polyimide film layer (201) are in the same place, the outer wall pressfitting of polyimide film layer (201) has alkali cloth filling layer (202), the outer wall of alkali cloth filling layer (202) is paintd electrically insulating silicone grease coating (203), the outer wall pressfitting of electrically insulating silicone grease coating (203) has fire-retardant layer (3), fire-retardant layer (3) are including modified polyacrylonitrile fibre filling layer (301), the inboard and the electrically insulating silicone grease coating (203) pressfitting of modified polyacrylonitrile fibre filling layer (301) are in the same place, the outer wall pressfitting of modified polyacrylonitrile fibre filling layer (301) has silicate fire-resistant layer (302), the outer wall paintd fire-retardant adhesive (303) of aluminium silicate fire-resistant layer (302), the outer wall of the flame-retardant adhesive (303) is pressed with a protective layer (4), the protective layer (4) comprises a polyamide fiber layer (401), the inner side of the polyamide fiber layer (401) is pressed with the flame-retardant adhesive (303), and the outer wall of the polyamide fiber layer (401) is coated with a perchloroethylene coating (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425667.4U CN209895796U (en) | 2019-03-31 | 2019-03-31 | Flame-retardant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425667.4U CN209895796U (en) | 2019-03-31 | 2019-03-31 | Flame-retardant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209895796U true CN209895796U (en) | 2020-01-03 |
Family
ID=68998297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920425667.4U Expired - Fee Related CN209895796U (en) | 2019-03-31 | 2019-03-31 | Flame-retardant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209895796U (en) |
-
2019
- 2019-03-31 CN CN201920425667.4U patent/CN209895796U/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 |