CN220208584U - Environment-friendly halogen-free low-smoke flame-retardant fireproof crosslinked polyethylene insulated polyolefin sheath cable - Google Patents
Environment-friendly halogen-free low-smoke flame-retardant fireproof crosslinked polyethylene insulated polyolefin sheath cable Download PDFInfo
- Publication number
- CN220208584U CN220208584U CN202321404186.8U CN202321404186U CN220208584U CN 220208584 U CN220208584 U CN 220208584U CN 202321404186 U CN202321404186 U CN 202321404186U CN 220208584 U CN220208584 U CN 220208584U
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- China
- Prior art keywords
- cable
- retardant
- flame
- cable body
- crosslinked polyethylene
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 53
- 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 36
- 229920000098 polyolefin Polymers 0.000 title claims abstract description 29
- 239000000779 smoke Substances 0.000 title claims abstract description 23
- 229920003020 cross-linked polyethylene Polymers 0.000 title claims abstract description 22
- 239000004703 cross-linked polyethylene Substances 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000003365 glass fiber Substances 0.000 claims abstract description 7
- 238000005192 partition Methods 0.000 claims description 20
- 239000004020 conductor Substances 0.000 claims description 15
- 230000009970 fire resistant effect Effects 0.000 claims description 12
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 10
- 239000004917 carbon fiber Substances 0.000 claims description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- RJDOZRNNYVAULJ-UHFFFAOYSA-L [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] RJDOZRNNYVAULJ-UHFFFAOYSA-L 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 6
- 239000010931 gold Substances 0.000 claims description 6
- 229910052737 gold Inorganic materials 0.000 claims description 6
- 239000004519 grease Substances 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 230000009977 dual effect Effects 0.000 abstract description 3
- 238000005253 cladding Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002265 prevention Effects 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 an environment-friendly halogen-free low-smoke flame-retardant fireproof cross-linked polyethylene insulated polyolefin sheath cable, which comprises a cable body and an outer sheath, wherein a single core body is uniformly fixed in the cable body. According to the utility model, the cable body, the outer sheath and the like are arranged, so that the structure of the cable product is optimized, on one hand, the outer sheath is arranged on the outer side wall of the cable body, and is made of the high-flame-retardant low-smoke halogen-free polyolefin sheath material, so that the flame-retardant environment-friendly effect of the outer wall of the cable product is improved, and on the other hand, the flame-retardant fireproof protection of the inner side wall of the outer component of the cable body is improved by additionally arranging the flame-retardant wrapping layer made of the high-flame-retardant glass fiber tape on the side wall of the outer component of the cable body, so that the dual flame-retardant protection function of the outer protection component of the cable body is realized, and the multi-stage fireproof protection function of the outer component of the cable product is realized.
Description
Technical Field
The utility model relates to the technical field of cable products, in particular to an environment-friendly halogen-free low-smoke flame-retardant fireproof cross-linked polyethylene insulated polyolefin sheath cable.
Background
With the development of the communication industry, the demand of the cable is also increasing, the cable is used for transmitting power and transmitting signals or realizing electromagnetic energy conversion, and the cable belongs to an electrical product, however, the cable has some defects when being particularly used.
The cable product often consists of a single inner conductor and an outer insulating sleeve, and under the structure, the inner assembly and the outer assembly of the cable product have the problem of poor flame retardant and fire resistant effects, so that the cable product has poor safety effect and is not easy to popularize; further, the cable product has low heat conduction and dissipation properties, and the internal conductor structure thereof is liable to accumulate heat, which affects its service life.
Disclosure of Invention
The utility model aims to provide an environment-friendly halogen-free low-smoke flame-retardant fireproof cross-linked polyethylene insulated polyolefin sheath cable so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an environment-friendly halogen-free low smoke flame retardant fire-resistant crosslinked polyethylene insulation polyolefin sheath cable, includes cable body and oversheath, the inside of cable body evenly is fixed with single core, the inside of cable body is provided with single core assorted interior partition seat, the oversheath is fixed in cable body's lateral wall, be provided with on the inboard cable body of oversheath and separate oxygen inlayer, it has fire-retardant cladding to separate to bond on the cable body of oxygen inlayer inboard, the inside wall that oversheath, oxygen inlayer and fire-retardant cladding all is fixed with the metal shielding net layer around the inside wall of cladding, the inside sealing filling layer that is provided with of cable body outside single core, interior insulating sleeve, fire-resistant inlayer and inner conductor have set gradually from outside to in the single core.
Preferably, 3 single-core bodies are arranged, and the inner conductor is made of oxygen-free copper, so that the circuit capacity of the cable product is enlarged.
Preferably, the material of interior partition seat is carbon fiber, evenly be provided with on the interior partition seat with single core assorted separate the strip, both promoted the structural strength of cable body through built-in carbon fiber bearing structure, through evenly separating three single core again, promoted cable body inner structure's homogeneity, avoid single core to pile up the heat conduction effect that causes together poor.
Preferably, the outer sheath is a high-flame-retardance low-smoke halogen-free polyolefin sheath material, and the sealing filling layer is made of heat-conducting silicone grease, so that heat-conducting and heat-radiating protection of the single core is improved.
Preferably, the oxygen-isolation inner layer is made of ceramic polyolefin material, and the inner insulating sleeve is made of crosslinked polyethylene insulating material, so that independent insulating protection of a single-core body is improved, and the risk of electric leakage is reduced.
Preferably, the material of fire-retardant around the covering is high fire-retardant glass fiber tape, fire-resistant inlayer is the synthetic mica tape of gold for single core itself has had better fire resistance.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the environment-friendly halogen-free low-smoke flame-retardant fireproof cross-linked polyethylene insulated polyolefin sheath cable, the cable body, the outer sheath and the like are arranged, so that the cable product optimizes the structure of the cable product, on one hand, the outer side wall of the cable body is provided with the outer sheath, the outer sheath is made of high-flame-retardant low-smoke halogen-free polyolefin sheath material, the flame-retardant environment-friendly effect of the outer wall of the cable product is improved, and on the other hand, the flame-retardant fireproof protection of the inner side wall of the outer assembly of the cable body is improved by adding the flame-retardant wrapping layer made of the high-flame-retardant glass fiber tape into the side wall of the outer assembly of the cable body, the cable body outer protection assembly achieves the dual flame-retardant protection function, the outer assembly of the cable product achieves the multistage fireproof protection function, and the inner oxygen-insulating layer is additionally arranged in the side wall of the outer assembly of the cable body, is made of ceramic polyolefin material, and the oxygen-insulating protection function of the cable product is improved;
(2) According to the environment-friendly halogen-free low-smoke flame-retardant fireproof cross-linked polyethylene insulated polyolefin sheath cable, the single core body, the sealing filling layer and the like are arranged, so that the cable product optimizes the performance of the cable product, on one hand, the inner partition seat made of carbon fiber materials matched with the single core body is arranged at the middle position inside the cable body, and three partition strips are arranged on the edge of the inner partition seat and used for separating the three single core bodies, so that the structural strength of the cable body is improved through the inner carbon fiber supporting structure, the three single core bodies are uniformly partitioned, the uniformity of the inner structure of the cable body is improved, the poor heat conducting effect caused by stacking the single core bodies is avoided, the practicability of the cable product is enhanced, and on the other hand, the sealing filling layer made of heat conducting silicone grease is filled inside the cable body, the heat conducting and heat dissipation protection of the single core body is improved, heat is prevented from being accumulated on an inner conductor inside the single core body, and the service life of the inner conductor is prolonged.
(3) This fire-retardant fire-resistant crosslinked polyethylene insulating polyolefin sheath cable of environmental protection type halogen-free low smoke passes through installing fire-resistant inlayer and interior insulating cover etc for when the cable product specifically utilizes, on the one hand through being provided with interior insulating cover at the lateral wall of single core, and interior insulating cover is crosslinked polyethylene insulating material, has promoted the independent insulation protection to single core, has alleviateed the risk of electric leakage, on the other hand is equipped with fire-resistant inlayer through adding in the inside of single core lateral wall, and fire-resistant inlayer is the synthetic mica tape of gold, makes single core self possess better fire resistance.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic diagram of a side view partially in cross section of the cable body of the present utility model;
FIG. 3 is a schematic side view of a single-core structure of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a cable body; 2. a single core body; 3. an inner partition seat; 4. an outer sheath; 5. an oxygen barrier inner layer; 6. flame-retardant wrapping layer; 7. an inner insulating sleeve; 8. a refractory inner layer; 9. an inner conductor; 10. sealing the filling layer; 11. a separator bar; 12. a metal shielding net layer.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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, an embodiment of the present utility model is provided: the environment-friendly halogen-free low-smoke flame-retardant fireproof cross-linked polyethylene insulated polyolefin sheath cable comprises a cable body 1 and an outer sheath 4, wherein a single core body 2 is uniformly fixed in the cable body 1;
an inner partition seat 3 matched with the single core body 2 is arranged in the cable body 1, and an outer sheath 4 is fixed on the outer side wall of the cable body 1;
an oxygen-insulating inner layer 5 is arranged on the cable body 1 at the inner side of the outer sheath 4, a flame-retardant wrapping layer 6 is adhered to the cable body 1 at the inner side of the oxygen-insulating inner layer 5, and metal shielding net layers 12 are fixed on the inner side walls of the outer sheath 4, the oxygen-insulating inner layer 5 and the flame-retardant wrapping layer 6; the cable has a multistage shielding anti-interference structure, and the use effect of the cable product is optimized;
the cable body 1 outside the single core body 2 is internally provided with a sealing filling layer 10, and the single core body 2 is sequentially provided with an inner insulating sleeve 7, a fireproof inner layer 8 and an inner conductor 9 from outside to inside;
3 single-core bodies 2 are arranged, and the inner conductor 9 is made of oxygen-free copper;
when in use, the three single-core bodies 2 made of oxygen-free copper are arranged in the cable body 1, so that the circuit capacity of the cable product is enlarged;
the inner partition seat 3 is made of carbon fiber, and partition strips 11 matched with the single core body 2 are uniformly arranged on the inner partition seat 3;
when the cable is used, the middle position inside the cable body 1 is provided with the inner partition seat 3 made of carbon fiber materials matched with the single-core bodies 2, and the edge of the inner partition seat 3 is provided with the three partition strips 11 for separating the three single-core bodies 2, so that the structural strength of the cable body 1 is improved through the inner carbon fiber supporting structure, the three single-core bodies 2 are uniformly separated, the uniformity of the inner structure of the cable body 1 is improved, poor heat conduction effect caused by stacking the single-core bodies 2 is avoided, and the practicability of a cable product is enhanced;
the outer sheath 4 is made of high-flame-retardance low-smoke halogen-free polyolefin sheath material, and the sealing filling layer 10 is made of heat-conducting silicone grease;
when the cable is used, on one hand, the outer side wall of the cable body 1 is provided with the outer sheath 4, the outer sheath 4 is made of high flame-retardant low-smoke halogen-free polyolefin sheath material, the flame-retardant environment-friendly effect of the outer wall of a cable product is improved, and on the other hand, the inner part of the cable body 1 is filled with the sealing filling layer 10 made of heat-conducting silicone grease, so that the heat conduction and heat dissipation protection of the single-core body 2 is improved, heat is prevented from being accumulated on the inner conductor 9 in the single-core body 2, and the service life of the inner conductor 9 is prolonged;
the oxygen-isolating inner layer 5 is made of ceramic polyolefin material, and the inner insulating sleeve 7 is made of crosslinked polyethylene insulating material;
when the cable is used, on one hand, the oxygen-insulating inner layer 5 is additionally arranged in the side wall of the outer assembly of the cable body 1, and the oxygen-insulating inner layer 5 is made of ceramic polyolefin material, so that the oxygen-insulating protection function of a cable product is improved, and on the other hand, the inner insulating sleeve 7 is arranged on the outer side wall of the single-core body 2, and the inner insulating sleeve 7 is made of crosslinked polyethylene insulating material, so that the independent insulating protection of the single-core body 2 is improved, and the risk of electric leakage is reduced;
the flame-retardant wrapping layer 6 is made of a high flame-retardant glass fiber tape, and the fireproof inner layer 8 is a gold synthetic mica tape;
during the use, on the one hand through add the fire-retardant around the covering 6 that is the high fire-retardant glass fiber tape of material in the lateral wall of the outer subassembly of cable body 1, promoted the fire-retardant fire prevention protection of the outer subassembly inside wall of cable body 1, on the other hand is equipped with fire-resistant inlayer 8 through adding in the inside of single core body 2 lateral wall, and fire-resistant inlayer 8 is the synthetic mica tape of gold for single core body 2 self has possessed better fire resistance.
When the embodiment of the application is used, the following steps are adopted: when the cable body 1 is installed and particularly utilized, on one hand, the outer side wall of the cable body 1 is provided with the outer sheath 4, the outer sheath 4 is made of high-flame-retardant low-smoke halogen-free polyolefin sheath material, the flame-retardant and environment-friendly effects of the outer wall of a cable product are improved, on the other hand, the flame-retardant wrapping layer 6 made of a high-flame-retardant glass fiber tape is additionally arranged in the side wall of the outer component of the cable body 1, the flame-retardant and fireproof protection of the inner side wall of the outer component of the cable body 1 is improved, the cable body 1 outer protection component realizes a dual flame-retardant protection function, the cable product outer component further realizes a multi-stage fireproof protection function, the oxygen-insulating inner layer 5 is additionally arranged in the side wall of the outer component of the cable body 1, the oxygen-insulating inner layer 5 is made of ceramic polyolefin material, the oxygen-insulating protection function of the cable product is improved, and meanwhile, on the one hand, the inner insulating sleeve 7 is arranged on the outer side wall of the single core body 2, the inner insulating sleeve 7 is made of crosslinked polyethylene insulating material, the independent insulating protection to the single core body 2 is improved, the risk of electric leakage is reduced, on the other hand, the fireproof inner layer 8 is additionally arranged in the side wall of the single core body 2, and the fireproof inner layer 8 is a gold synthetic mica tape, so that the single core body 2 has better fireproof performance, on the other hand, the inner partition seat 3 made of carbon fiber matched with the single core body 2 is arranged in the middle position in the cable body 1, three partition strips 11 are arranged on the edge of the inner partition seat 3 and used for partitioning the three single core bodies 2, the structural strength of the cable body 1 is improved through the built-in carbon fiber supporting structure, the uniformity of the inner structure of the cable body 1 is improved through uniformly partitioning the three single core bodies 2, the heat conduction effect that the single core body 2 is avoided piling up together to cause is poor, has strengthened the practicality of cable product, and on the other hand has promoted the heat conduction heat dissipation protection to single core body 2 through the inside packing of cable body 1 has the sealed filling layer 10 that the material is heat conduction silicone grease, avoids the heat to accumulate on the inside inner conductor 9 of single core body 2, is favorable to prolonging the life of inner conductor 9.
Claims (6)
1. The utility model provides an environment-friendly halogen-free low smoke fire-retardant fire-resistant crosslinked polyethylene insulation polyolefin sheath cable, its characterized in that, including cable body (1) and oversheath (4), the inside of cable body (1) evenly is fixed with single core (2), the inside of cable body (1) is provided with interior partition seat (3) with single core (2) assorted, oversheath (4) are fixed in the lateral wall of cable body (1), be provided with on cable body (1) of oversheath (4) and separate oxygen inlayer (5), bond on cable body (1) of oxygen inlayer (5) inboard and have fire-retardant around covering (6), the inside wall of oversheath (4), oxygen inlayer (5) and fire-retardant around covering (6) all is fixed with metal shielding net layer (12), the inside packing layer (10) that is provided with of cable body (1) outside single core (2), from outside to interior insulating cover (7), fire-resistant inlayer (8) and inner conductor (9) have set gradually on single core (2).
2. The environmentally friendly halogen-free low smoke flame retardant crosslinked polyethylene insulated polyolefin jacketed cable of claim 1, wherein: the single-core body (2) is provided with 3, and the material of inner conductor (9) is oxygen-free copper.
3. The environmentally friendly halogen-free low smoke flame retardant crosslinked polyethylene insulated polyolefin jacketed cable of claim 1, wherein: the material of interior partition seat (3) is carbon fiber, evenly be provided with on interior partition seat (3) with single core (2) assorted separate strip (11).
4. The environmentally friendly halogen-free low smoke flame retardant crosslinked polyethylene insulated polyolefin jacketed cable of claim 1, wherein: the outer sheath (4) is a high-flame-retardance low-smoke halogen-free polyolefin sheath material, and the sealing filling layer (10) is made of heat-conducting silicone grease.
5. The environmentally friendly halogen-free low smoke flame retardant crosslinked polyethylene insulated polyolefin jacketed cable of claim 1, wherein: the oxygen-isolation inner layer (5) is made of ceramic polyolefin material, and the inner insulating sleeve (7) is made of crosslinked polyethylene insulating material.
6. The environmentally friendly halogen-free low smoke flame retardant crosslinked polyethylene insulated polyolefin jacketed cable of claim 1, wherein: the flame-retardant wrapping layer (6) is made of a high flame-retardant glass fiber belt, and the fireproof inner layer (8) is a gold synthetic mica tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321404186.8U CN220208584U (en) | 2023-06-05 | 2023-06-05 | Environment-friendly halogen-free low-smoke flame-retardant fireproof crosslinked polyethylene insulated polyolefin sheath cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321404186.8U CN220208584U (en) | 2023-06-05 | 2023-06-05 | Environment-friendly halogen-free low-smoke flame-retardant fireproof crosslinked polyethylene insulated polyolefin sheath cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220208584U true CN220208584U (en) | 2023-12-19 |
Family
ID=89141684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321404186.8U Active CN220208584U (en) | 2023-06-05 | 2023-06-05 | Environment-friendly halogen-free low-smoke flame-retardant fireproof crosslinked polyethylene insulated polyolefin sheath cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220208584U (en) |
-
2023
- 2023-06-05 CN CN202321404186.8U patent/CN220208584U/en active Active
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