CN210868205U - Water-resistant flame-retardant aluminum sheath heating cable - Google Patents
Water-resistant flame-retardant aluminum sheath heating cable Download PDFInfo
- Publication number
- CN210868205U CN210868205U CN201921888958.3U CN201921888958U CN210868205U CN 210868205 U CN210868205 U CN 210868205U CN 201921888958 U CN201921888958 U CN 201921888958U CN 210868205 U CN210868205 U CN 210868205U
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- CN
- China
- Prior art keywords
- water
- layer
- heating cable
- resistant flame
- aluminum
- 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
- 238000010438 heat treatment Methods 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 239000003063 flame retardant Substances 0.000 title claims abstract description 18
- 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 abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 239000004703 cross-linked polyethylene Substances 0.000 claims abstract description 9
- 229920003020 cross-linked polyethylene Polymers 0.000 claims abstract description 9
- 229920001179 medium density polyethylene Polymers 0.000 claims abstract description 9
- 239000004701 medium-density polyethylene Substances 0.000 claims abstract description 9
- 239000004065 semiconductor Substances 0.000 claims abstract description 9
- BLDFSDCBQJUWFG-UHFFFAOYSA-N 2-(methylamino)-1,2-diphenylethanol Chemical compound C=1C=CC=CC=1C(NC)C(O)C1=CC=CC=C1 BLDFSDCBQJUWFG-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 8
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 8
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003365 glass fiber Substances 0.000 claims abstract description 7
- 238000005253 cladding Methods 0.000 claims abstract description 3
- 230000002265 prevention Effects 0.000 claims abstract description 3
- 238000004804 winding Methods 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000009941 weaving Methods 0.000 claims description 6
- 229910000914 Mn alloy Inorganic materials 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- UTICYDQJEHVLJZ-UHFFFAOYSA-N copper manganese nickel Chemical compound [Mn].[Ni].[Cu] UTICYDQJEHVLJZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Abstract
The utility model discloses a water-fast fire-retardant type aluminum sheath heating cable, include the heating conductor and in proper order the cladding is in the outside XLPE insulating layer of heating conductor, PET semiconductor are around band layer, metallic shield layer, water blocking layer, fire prevention glass fiber tape around covering, aluminum alloy sheath and CPE oversheath, the water blocking layer blocks water the outer co-extrusion shaping of LDPE that the inlayer and the outside are blocked water by inboard MDPE, aluminum alloy sheath's cross section is the gear shape. The heating cable takes the aluminum material as the heating electric sheath, optimizes the section structure, greatly improves the heat efficiency, prolongs the service life, and has high water resistance and flame retardant property.
Description
Technical Field
The utility model relates to a geocable technical field especially relates to a waterproof fire-retardant type aluminum sheath heating cable.
Background
A heating cable is a special form of heating appliance, and is manufactured to be the best heating device in combination with the special needs of various aspects of industry, agriculture, building industry and the like. The problem of dry cooling or wet cooling in winter can be solved no matter in south or north in the family life, and the heating cable can be used for warming our house winter. At present, various heating cables are various and generally made of non-metallic materials, so that after the cables are used for a long time, the insulating sheaths of the cables are easy to age gradually, and the cables are slow in heat dissipation, low in thermal efficiency and short in service life.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art not enough, the technical problem that solve provides a waterproof fire-retardant type aluminum sheath heating cable to the aluminium material is as heating the electric sheath, optimizes the cross-sectional structure, and increasing the heat efficiency by a wide margin, increase of service life, and have high water-fast and fire-retardant characteristic.
The utility model discloses a make above-mentioned technical problem solve through following technical scheme.
The waterproof flame-retardant aluminum sheath heating cable comprises a heating conductor, an XLPE insulating layer, a PET semiconductor winding band layer, a metal shielding layer, a water blocking layer, a fireproof glass fiber band winding layer, an aluminum alloy sheath and a CPE outer sheath, wherein the XLPE insulating layer, the PET semiconductor winding band layer, the metal shielding layer, the water blocking layer, the fireproof glass fiber band winding layer, the aluminum alloy sheath and the CPE outer sheath are sequentially coated on the heating conductor, the water blocking layer is formed by co-extruding an MDPE water blocking inner layer on the inner side and an.
Preferably, the thickness ratio of the MDPE water-blocking inner layer to the LDPE water-blocking outer layer is from 1:10 to 1: 12.
Preferably, the metal shielding layer is formed by spirally winding and weaving polyester fiber copper foil filaments and tin-plated copper monofilaments in opposite directions.
Preferably, the metal shielding layer is formed by spirally winding and weaving double-layer tin-plated copper monofilaments.
Preferably, the helix angle is 40 to 55 degrees.
Preferably, the thickness of the PET semiconductor wrapping tape layer is 0.2mm to 0.5 mm.
Preferably, the heating conductor is formed by twisting copper-nickel-manganese alloy wires.
Preferably, the thickness of the XLPE insulating layer is 1mm to 3 mm.
The utility model has the advantages that:
1. the cross-sectional structure of the aluminum alloy sheath is optimized to be gear-shaped, so that the aging life of the aluminum alloy sheath is greatly prolonged, the surface area is increased by more than 2-4 times compared with the circular surface area, the heating efficiency is improved in multiples, the heat energy efficiency of the cable after heating is quickly dissipated into the air, the energy consumption is reduced, and the service life of the cable is prolonged by several times compared with that of a common heating cable.
2. The water-blocking layer is an MDPE water-blocking inner layer and an LDPE water-blocking outer layer double-layer co-extrusion molding structure, the thickness proportion of the inner layer and the outer layer is optimally designed, and even if the cable encounters an environment with high humidity, the water-blocking layer can effectively prevent moisture from invading the interior, so that the insulation electrical characteristics of the cable are protected, and the service life is prolonged.
3. The fireproof glass fiber tape wrapping layer and the CPE outer sheath form fireproof and flame-retardant effects, and safe and normal operation of the cable is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic cross-sectional structure diagram of an embodiment of the present application.
Reference numerals: the heat-insulation PET heat-insulation composite material comprises a 1-heating conductor, a 2-XLPE insulation layer, a 3-PET semiconductor winding tape layer, a 4-metal shielding layer, a 5-water-resistant layer, a 51-MDPE water-resistant inner layer, a 52-LDPE water-resistant outer layer, a 6-fireproof glass fiber tape winding layer, a 7-aluminum alloy sheath and an 8-CPE outer sheath.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses waterproof fire-retardant type aluminum sheath heating cable of embodiment, include heating conductor 1 and the cladding in proper order the external XLPE insulating layer 2 of heating conductor 1, PET semiconductor are around band layer 3, metallic shield layer 4, water blocking layer 5, fire prevention glass fiber tape around covering 6, aluminum alloy sheath 7 and CPE oversheath 8, wherein, heating conductor 1 forms for the transposition of copper nickel manganese alloy silk. The thickness of the XLPE insulating layer 2 is preferably 1mm to 3 mm. The thickness of the PET semiconductor wrapping tape layer 3 is preferably 0.2mm to 0.5 mm. The metal shielding layer 4 may be formed by spirally winding and weaving polyester fiber copper foil wires and tin-plated copper monofilaments in opposite directions, or formed by spirally winding and weaving double-layer tin-plated copper monofilaments, wherein the spiral angle is 40-55 degrees. The waterproof layer 5 is formed by co-extruding an MDPE waterproof inner layer 51 on the inner side and an LDPE waterproof outer layer 52 on the outer side, and further the thickness ratio of the MDPE waterproof inner layer 51 to the LDPE waterproof outer layer 52 is 1: 10-1: 12. The cross section of the aluminum alloy sheath 7 is in a gear shape.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. Waterproof fire-retardant type aluminium sheath heating cable of water-fast, characterized by: including heating conductor (1) and cladding in proper order heating conductor (1) outside XLPE insulating layer (2), PET semiconductor are around band layer (3), metallic shield layer (4), water blocking layer (5), fire prevention glass fiber tape around covering (6), aluminum alloy sheath (7) and CPE oversheath (8), water blocking layer (5) are blocked water inlayer (51) and the LDPE in the outside and are blocked water skin (52) coextrusion molding by the MDPE of inboard, the cross section of aluminum alloy sheath (7) is gear shape.
2. The water-resistant flame-retardant aluminum-sheathed heating cable according to claim 1, wherein: the thickness ratio of the MDPE water-blocking inner layer (51) to the LDPE water-blocking outer layer (52) is from 1:10 to 1: 12.
3. The water-resistant flame-retardant aluminum-sheathed heating cable according to claim 1, wherein: the metal shielding layer (4) is formed by spirally winding and weaving polyester fiber copper foil filaments and tin-plated copper monofilaments in opposite directions.
4. The water-resistant flame-retardant aluminum-sheathed heating cable according to claim 1, wherein: the metal shielding layer (4) is formed by spirally winding and weaving double-layer tin-plated copper monofilaments.
5. The water-resistant flame-retardant aluminum-sheathed heating cable according to claim 3 or 4, wherein: the helix angle is 40 to 55 degrees.
6. The water-resistant flame-retardant aluminum-sheathed heating cable according to claim 1, wherein: the thickness of the PET semiconductor wrapping tape layer (3) is 0.2mm to 0.5 mm.
7. The water-resistant flame-retardant aluminum-sheathed heating cable according to claim 1, wherein: the heating conductor (1) is formed by twisting copper-nickel-manganese alloy wires.
8. The water-resistant flame-retardant aluminum-sheathed heating cable according to claim 1, wherein: the thickness of the XLPE insulating layer (2) is 1mm to 3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921888958.3U CN210868205U (en) | 2019-11-05 | 2019-11-05 | Water-resistant flame-retardant aluminum sheath heating cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921888958.3U CN210868205U (en) | 2019-11-05 | 2019-11-05 | Water-resistant flame-retardant aluminum sheath heating cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210868205U true CN210868205U (en) | 2020-06-26 |
Family
ID=71292800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921888958.3U Expired - Fee Related CN210868205U (en) | 2019-11-05 | 2019-11-05 | Water-resistant flame-retardant aluminum sheath heating cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210868205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112512145A (en) * | 2020-12-08 | 2021-03-16 | 芜湖市恒鑫电缆有限责任公司 | 24V self-temperature-limiting flame-retardant temperature-control heating cable special for automobile |
-
2019
- 2019-11-05 CN CN201921888958.3U patent/CN210868205U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112512145A (en) * | 2020-12-08 | 2021-03-16 | 芜湖市恒鑫电缆有限责任公司 | 24V self-temperature-limiting flame-retardant temperature-control heating cable special for automobile |
| CN112512145B (en) * | 2020-12-08 | 2022-09-16 | 山东鲁城电缆有限公司 | 24-volt self-temperature-limiting flame-retardant temperature-control heating cable special for automobile |
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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 |
Granted publication date: 20200626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |