CN209880190U - Environment-friendly flame-retardant medium-voltage crosslinked cable - Google Patents
Environment-friendly flame-retardant medium-voltage crosslinked cable Download PDFInfo
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- CN209880190U CN209880190U CN201920579801.6U CN201920579801U CN209880190U CN 209880190 U CN209880190 U CN 209880190U CN 201920579801 U CN201920579801 U CN 201920579801U CN 209880190 U CN209880190 U CN 209880190U
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- Prior art keywords
- layer
- cable
- retardant
- rubber layer
- polyurethane
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 37
- 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 21
- 239000010410 layer Substances 0.000 claims abstract description 137
- 229920001971 elastomer Polymers 0.000 claims abstract description 38
- 239000005060 rubber Substances 0.000 claims abstract description 38
- 239000011527 polyurethane coating Substances 0.000 claims abstract description 24
- XENVCRGQTABGKY-ZHACJKMWSA-N chlorohydrin Chemical compound CC#CC#CC#CC#C\C=C\C(Cl)CO XENVCRGQTABGKY-ZHACJKMWSA-N 0.000 claims abstract description 21
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 18
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 18
- 239000004814 polyurethane Substances 0.000 claims abstract description 16
- 229920002635 polyurethane Polymers 0.000 claims abstract description 16
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 14
- 239000011241 protective layer Substances 0.000 claims abstract description 13
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical compound C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000007613 environmental effect Effects 0.000 claims abstract description 7
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 12
- 238000005984 hydrogenation reaction Methods 0.000 abstract description 7
- 230000032683 aging Effects 0.000 description 9
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- ZEGCGUNSDMAYRF-UHFFFAOYSA-N 2-methylidenehexanenitrile Chemical compound CCCCC(=C)C#N ZEGCGUNSDMAYRF-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- -1 acryl Chemical group 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
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- Insulated Conductors (AREA)
- Organic Insulating Materials (AREA)
Abstract
The utility model discloses an environmental protection fire-retardant type middling pressure crosslinked cable, including the cable body, the inner chamber swing joint of cable body has the cable core, the fire-retardant layer of outside fixedly connected with of cable body, fire-retardant layer includes hydrogenation butadiene acrylonitrile rubber layer, chlorohydrin rubber layer and EP rubbers layer, the outside fixedly connected with protective layer on fire-retardant layer, the protective layer includes acrylic resin layer, polyurethane coating layer and polyurethane. The utility model discloses a cooperation that sets up cable body, fire-retardant layer, hydrogenation butadiene acrylonitrile rubber layer, chlorohydrin rubber layer, EP rubbers layer, protective layer, acrylic resin layer, polyurethane coating layer, polyurethane layer and cable core is used, has solved current cable when using, and often the internal current during operation can produce high temperature, and long-time use can make the cable age, and the problem of life step-down has made things convenient for user's use, has improved the practicality of cable.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be an environmental protection fire-retardant type middling pressure crosslinked cable.
Background
Cables, which are generally composed of several or groups of wires, include power cables, control cables, compensation cables, shielded cables, high-temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, aluminum alloy cables, and the like, and are composed of single-strand or multi-strand wires and insulating layers for connecting circuits, electric appliances, and the like.
The cable all uses widely in daily life, and current cable is when using, and often the internal current during operation can produce high temperature, and long-time use can make the cable ageing, and the life step-down to inconvenient user's use has reduced the practicality of cable, for this reason, we have provided an environmental protection fire-retardant type middling pressure crosslinked cable and have solved above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an environmental protection fire-retardant type middling pressure crosslinked cable possesses advantages such as flame retardant efficiency is good, has solved the not good problem of current middling pressure crosslinked cable flame retardant efficiency when using.
(II) technical scheme
For realizing the good purpose of above-mentioned flame retardant efficiency, the utility model provides a following technical scheme: the utility model provides an environmental protection fire-retardant type middling pressure crosslinked cable, includes the cable body, the inner chamber swing joint of cable body has the cable core, the fire-retardant layer of outside fixedly connected with of cable body, fire-retardant layer includes hydrogenation butadiene acrylonitrile rubber layer, chlorohydrin rubber layer and EP rubbers layer, the outside fixedly connected with protective layer on fire-retardant layer, the protective layer includes acryl resin layer, polyurethane coating layer and polyurethane layer.
Preferably, the hydrogenated nitrile rubber layer is positioned on top of the chlorohydrin rubber layer, the chlorohydrin rubber layer is positioned on top of the ethylene propylene rubber layer, the acrylic resin layer is positioned on top of the polyurethane coating layer, and the polyurethane coating layer is positioned on top of the polyurethane coating layer (302).
Preferably, the thickness of the hydrogenated nitrile rubber layer is 0.1-0.2 mm, the thickness of the chlorohydrin rubber layer is 0.15-0.22 mm, and the thickness of the ethylene propylene rubber layer is 0.1-0.25 mm.
Preferably, the thickness of the acrylic resin layer is 0.1mm to 0.23mm, the thickness of the polyurethane coating layer is 0.15mm to 0.24mm, and the thickness of the polyurethane layer is 0.15mm to 0.3 mm.
Preferably, the number of cable cores is five, and the shape size of a plurality of cable cores is the same, the cable core is the inner chamber that encircles the distribution at the cable body.
(III) advantageous effects
Compared with the prior art, the utility model provides an environmental protection fire-retardant type middling pressure crosslinked cable possesses following beneficial effect:
1. the utility model discloses a cooperation that sets up cable body, fire-retardant layer, hydrogenation butadiene acrylonitrile rubber layer, chlorohydrin rubber layer, EP rubbers layer, protective layer, acrylic resin layer, polyurethane coating layer, polyurethane layer and cable core is used, has solved current cable when using, and often the internal current during operation can produce high temperature, and long-time use can make the cable age, and the problem of life step-down has made things convenient for user's use, has improved the practicality of cable.
2. The utility model discloses a set up hydrogenation butyl acrylonitrile rubber layer, hydrogenation butyl acrylonitrile rubber layer possesses good heat-resisting and ozone-resistant, weather-resistant ageing behavior.
3. The utility model discloses a set up chlorohydrin rubber layer, chlorohydrin rubber layer has resistant oil, grease proofing agent, acid and alkali-resistance, ozone-resistant, fire-resistant, atmospheric ageing resistance is good.
4. The utility model discloses a set up the EP rubbers layer, EP rubbers layer has ozone-resistant, heat-resisting, ageing resistance such as resistant time nature excellence, has good chemical resistance, electrical insulation performance, impact elasticity, low temperature performance, low density and high filling nature and hot water resistance and water vapor resistance etc..
5. The utility model discloses a set up the acrylic resin layer, acrylic resin layer heat resistance, water proofness, solvent resistance, it is more excellent to wear-resisting resistant drawing nature, still has excellent resilience performance simultaneously.
6. The utility model discloses a set up the polyurethane dope layer, the polyurethane dope layer has green, and is nontoxic tasteless, pollution-free environment, and the weatherability is good, and excellent ageing resistance can resistant oily, wear-resisting, resistant ozone, acid and alkali-resistance erosion, has characteristics such as intensity height, elongation are big, water resistance is good.
7. The utility model discloses a set up the polyurethane layer, the polyurethane layer has good chemical resistance, oil resistance, wearability and adhesive force, and paint film toughness and electrical insulation are all better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the structural flame retardant layer of the present invention;
fig. 3 is a cross-sectional view of the structure protection layer of the present invention.
In the figure: the cable comprises a cable body 1, a flame-retardant layer 2, a hydrogenated butadiene-acrylonitrile rubber layer 201, a chlorohydrin rubber layer 202, an ethylene propylene rubber layer 203, a protective layer 3, an acrylic resin layer 301, a polyurethane coating layer 302, a polyurethane layer 303 and a cable core 4.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, an environment-friendly flame-retardant medium-voltage cross-linked cable comprises a cable body 1, wherein a cable core 4 is movably connected to an inner cavity of the cable body 1, the number of the cable cores 4 is five, the cable cores 4 are identical in shape and size, the cable cores 4 are distributed around the inner cavity of the cable body 1, a flame-retardant layer 2 is fixedly connected to the outer side of the cable body 1, the flame-retardant layer 2 comprises a hydrogenated nitrile rubber layer 201, a chlorohydrin rubber layer 202 and an ethylene propylene rubber layer 203, a protective layer 3 is fixedly connected to the outer side of the flame-retardant layer 2, the protective layer 3 comprises an acrylic resin layer 301, a polyurethane coating layer 302 and a polyurethane layer 303, the hydrogenated nitrile rubber layer 201 is located at the top of the chlorohydrin rubber layer 202, the chlorohydrin rubber layer 202 is located at the top of the ethylene propylene rubber layer 203, the thickness of the hydrogenated nitrile rubber layer 201 is 0.1 mm-0.2 mm, the thickness, the thickness of the ethylene propylene rubber layer 203 is 0.1 mm-0.25 mm, the hydrogenated nitrile rubber layer 201 has good heat resistance, ozone resistance and weather aging resistance by arranging the hydrogenated nitrile rubber layer 201, the chlorohydrin rubber layer 202 has good oil resistance, acid and alkali resistance, ozone resistance, flame resistance and atmospheric aging resistance by arranging the chlorohydrin rubber layer 202, the ethylene propylene rubber layer 203 has excellent ozone resistance, heat resistance, weather resistance and other aging resistance, and has good chemical resistance, electric insulation performance, impact elasticity, low-temperature performance, low density, high filling performance, hot water resistance, water vapor resistance and the like by arranging the ethylene propylene rubber layer 203, the acrylic resin layer 301 is positioned at the top of the polyurethane coating layer 302, the polyurethane coating layer 302 is positioned at the top of the polyurethane coating layer 302, the thickness of the acrylic resin layer 301 is 0.1 mm-0.23 mm, the thickness of the polyurethane coating layer 302 is 0.15 mm-0.24 mm, the thickness of the polyurethane layer 303 is 0.15 mm-0.3 mm, by arranging the acrylic resin layer 301, the acrylic resin layer 301 is more excellent in heat resistance, water resistance and solvent resistance, and is more excellent in wear resistance and scratch resistance, and meanwhile, the polyurethane coating layer 302 is excellent in resilience performance, and by arranging the polyurethane coating layer 302, the polyurethane coating layer 302 is environment-friendly, nontoxic and odorless, free of environmental pollution, good in weather resistance, excellent in ageing resistance, oil resistance, wear resistance, ozone resistance and acid and alkali erosion resistance, and has the characteristics of high strength, high elongation, good water resistance and the like.
When using, the utility model discloses a set up cable body 1, fire-retardant layer 2, hydrogenation butadiene acrylonitrile rubber layer 201, chlorohydrin rubber layer 202, EP rubbers layer 203, protective layer 3, acrylic resin layer 301, polyurethane coating layer 302, polyurethane layer 303 and cable core 4's cooperation is used, current cable has been solved when using, often the internal current during operation can produce high temperature, long-time use can make the cable age, the problem of life step-down, user's use has been made things convenient for, the practicality of cable has been improved.
In conclusion, the environment-friendly flame-retardant medium-voltage cross-linked cable solves the problem that the flame-retardant effect of the existing medium-voltage cross-linked cable is poor in use by matching the cable body 1, the flame-retardant layer 2, the hydrogenated nitrile rubber layer 201, the chlorohydrin rubber layer 202, the ethylene propylene rubber layer 203, the protective layer 3, the acrylic resin layer 301, the polyurethane coating layer 302, the polyurethane layer 303 and the cable core 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an environmental protection fire-retardant type middling pressure crosslinked cable, includes cable body (1), its characterized in that: the cable comprises a cable body (1), and is characterized in that a cable core (4) is movably connected to an inner cavity of the cable body (1), a flame-retardant layer (2) is fixedly connected to the outer side of the cable body (1), the flame-retardant layer (2) comprises a hydrogenated butadiene-acrylonitrile rubber layer (201), a chlorohydrin rubber layer (202) and an ethylene propylene rubber layer (203), a protective layer (3) is fixedly connected to the outer side of the flame-retardant layer (2), and the protective layer (3) comprises an acrylic resin layer (301), a polyurethane coating layer (302) and a polyurethane layer (303).
2. The environment-friendly flame-retardant medium-voltage crosslinked cable according to claim 1, characterized in that: the hydrogenated nitrile rubber layer (201) is positioned on top of the chlorohydrin rubber layer (202), the chlorohydrin rubber layer (202) is positioned on top of the ethylene propylene rubber layer (203), the acrylic resin layer (301) is positioned on top of the polyurethane coating layer (302), and the polyurethane coating layer (302) is positioned on top of the polyurethane coating layer (302).
3. The environment-friendly flame-retardant medium-voltage crosslinked cable according to claim 1, characterized in that: the thickness of the hydrogenated butadiene-acrylonitrile rubber layer (201) is 0.1-0.2 mm, the thickness of the chlorohydrin rubber layer (202) is 0.15-0.22 mm, and the thickness of the ethylene propylene rubber layer (203) is 0.1-0.25 mm.
4. The environment-friendly flame-retardant medium-voltage crosslinked cable according to claim 1, characterized in that: the thickness of the acrylic resin layer (301) is 0.1-0.23 mm, the thickness of the polyurethane coating layer (302) is 0.15-0.24 mm, and the thickness of the polyurethane layer (303) is 0.15-0.3 mm.
5. The environment-friendly flame-retardant medium-voltage crosslinked cable according to claim 1, characterized in that: the number of cable core (4) is five, and the shape size of a plurality of cable cores (4) is the same, cable core (4) are the inner chamber that encircles distribution at cable body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579801.6U CN209880190U (en) | 2019-04-26 | 2019-04-26 | Environment-friendly flame-retardant medium-voltage crosslinked cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579801.6U CN209880190U (en) | 2019-04-26 | 2019-04-26 | Environment-friendly flame-retardant medium-voltage crosslinked cable |
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| Publication Number | Publication Date |
|---|---|
| CN209880190U true CN209880190U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920579801.6U Expired - Fee Related CN209880190U (en) | 2019-04-26 | 2019-04-26 | Environment-friendly flame-retardant medium-voltage crosslinked cable |
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| CN (1) | CN209880190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111540531A (en) * | 2020-05-21 | 2020-08-14 | 晋江联盈电缆有限公司 | Flexible anti-fracture photoelectric composite cable |
-
2019
- 2019-04-26 CN CN201920579801.6U patent/CN209880190U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111540531A (en) * | 2020-05-21 | 2020-08-14 | 晋江联盈电缆有限公司 | Flexible anti-fracture photoelectric composite cable |
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| 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: 20191231 |