CN217767951U - Environment-friendly aluminum alloy core flame-retardant power cable - Google Patents
Environment-friendly aluminum alloy core flame-retardant power cable Download PDFInfo
- Publication number
- CN217767951U CN217767951U CN202221309759.4U CN202221309759U CN217767951U CN 217767951 U CN217767951 U CN 217767951U CN 202221309759 U CN202221309759 U CN 202221309759U CN 217767951 U CN217767951 U CN 217767951U
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- China
- Prior art keywords
- aluminum alloy
- environment
- power cable
- flame
- retardant power
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- 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.)
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 29
- 239000003063 flame retardant Substances 0.000 title claims abstract description 21
- 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 18
- 239000004020 conductor Substances 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000000779 smoke Substances 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 238000004132 cross linking Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims 2
- 239000004719 irradiation crosslinked polyethylene Substances 0.000 abstract description 7
- 230000017105 transposition Effects 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 238000012856 packing Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000036963 noncompetitive effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Classifications
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- 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
Abstract
The utility model discloses an environment-friendly aluminum alloy core flame-retardant power cable, including insulated wire core, filling rope, around covering and overcoat, set up inside the covering after insulated wire core and filling rope transposition, be provided with the overcoat outside the covering; the insulation wire core comprises an irradiation crosslinked polyethylene insulation layer and an aluminum alloy conductor, and the aluminum alloy conductor is arranged inside the irradiation crosslinked polyethylene insulation layer. The effective stable transportation of data can be realized under special environment, the life of cable in special environment is effectively guaranteed simultaneously.
Description
Technical Field
The utility model relates to a fire-retardant power cable of environment-friendly aluminum alloy core belongs to communication transmission technical field.
Background
The main material of the traditional cable is copper. With the continuous expansion of the social demand for cables, the renewable speed of copper resources cannot meet the increasing social demand, and the shortage of copper resources becomes a non-competitive fact.
Meanwhile, most of the traditional power cables are made of sheath materials, and the flame retardant property of the sheath materials needs to be further improved. A large amount of dense smoke, toxic and corrosive gas can be released during combustion, and the secondary pollution easily causes casualties, influences evacuation of disaster relief personnel and corrodes various equipment. Therefore, in order to change the adverse factors of the power cable generated in the fire environment and create time for escape and rescue, the cable material and mechanism are improved so as to be used in more occasions.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide a fire-retardant power cable of environment-friendly aluminum alloy core, can realize the effective stable transportation of data under special environment, effectively guarantee the life of cable in special environment simultaneously.
In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:
the utility model discloses an environment-friendly aluminum alloy core flame-retardant power cable, including insulating core, packing rope, around covering and overcoat, insulating core and packing rope transposition back set up inside around the covering, be provided with the overcoat around the covering outside;
the insulation wire core comprises an irradiation cross-linked polyethylene insulation layer and an aluminum alloy conductor, and the aluminum alloy conductor is arranged inside the irradiation cross-linked polyethylene insulation layer.
Further, the number of the filling ropes is at least two.
Further, the filling rope is a flame-retardant twisted rope.
Further, the wrapping layer comprises a halogen-free rubberized glass ribbon.
Further, the outer jacket layer comprises a halogen-free low-smoke polyolefin jacket material.
Furthermore, the number of the insulated wire cores is at least 1.
Compared with the prior art, the utility model discloses the beneficial effect who reaches:
the utility model discloses an environment-friendly aluminum alloy core fire-retardant power cable, the insulating core adopts aluminum alloy conductor to replace the copper conductor, has lightened the whole weight of cable for simple to operate; meanwhile, the corrosion resistance of the aluminum alloy is superior to that of copper, and the service life is prolonged. The packing rope of inside packing and outside have further improved the fire behaviour of cable around covering and overcoat layer, can satisfy the demand of long-term use in special environment, keep original power cable's stable transmission performance simultaneously.
Drawings
FIG. 1 is a schematic view of an environment-friendly aluminum alloy core flame-retardant power cable;
in the figure: 1. an insulated wire core; 101. an aluminum alloy conductor; 102. irradiating the crosslinked polyethylene insulating layer; 2. filling a rope; 3. wrapping a covering; 4. and an overcoat layer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Examples
The embodiment discloses an environment-friendly aluminum alloy core flame-retardant power cable which comprises an insulated wire core 1, a filling rope 2, a wrapping layer 3 and an outer sleeve layer 4, wherein the insulated wire core 1 and the filling rope 2 are twisted and then arranged inside the wrapping layer 3, and the outer sleeve layer 4 is arranged outside the wrapping layer 3;
the insulated wire core 1 comprises an irradiation crosslinked polyethylene insulating layer 102 and an aluminum alloy conductor 101, wherein the aluminum alloy conductor 101 is arranged inside the irradiation crosslinked polyethylene insulating layer 102.
Specifically, the number of the insulated wire cores 1 is at least 1. The insulated wire core 1 adopts the aluminum alloy conductor 101 to replace a copper conductor, so that on one hand, the corrosion resistance of the aluminum alloy is superior to that of the copper, the problem of long-term electrochemical corrosion at a joint is solved, and the service life is prolonged; on the other hand, the whole weight of the cable is reduced, so that the installation is convenient; meanwhile, the aluminum alloy conductor 101 has better tensile strength and bending property, and the stability and reliability of the cable are greatly improved.
The insulating core 1 adopts the irradiation crosslinked polyethylene insulating layer 102 as the insulating layer, because the polyethylene is the plastic with the best electrical insulating property, and becomes the thermosetting material after crosslinking, therefore, the electrical property is good, the mechanical property and the heat resistance are good, and the insulating core can be suitable for various voltage levels of 6-330 kilovolts.
The packing rope 2 in this embodiment is closely knit to be filled in the clearance between insulating sinle silk 1 and between the covering 3, and evenly distributed. Wherein, the filling rope 2 can be selected from flame-retardant rope strands, and the number of the filling rope 2 is at least two, thereby further improving the flame retardant property.
It is emphasized that the wrapping layer 3 may be selected from a non-halogen rubberized glass ribbon. The outer jacket layer 4 can be made of halogen-free low-smoke polyolefin sheath material. The environment-friendly and flame-retardant performance of the cable is further enhanced, and the cable is suitable for being used in high-rise buildings, subways, power stations, markets, railways, mines and other places with dense personnel.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (6)
1. The environment-friendly aluminum alloy core flame-retardant power cable is characterized by comprising an insulating wire core (1), a filling rope (2), a wrapping layer (3) and an outer sleeve layer (4), wherein the insulating wire core (1) and the filling rope (2) are twisted and then arranged inside the wrapping layer (3), and the outer sleeve layer (4) is arranged outside the wrapping layer (3);
the insulation wire core (1) comprises a radiation crosslinking polyethylene insulation layer (102) and an aluminum alloy conductor (101), wherein the aluminum alloy conductor (101) is arranged inside the radiation crosslinking polyethylene insulation layer (102).
2. The environment-friendly aluminum alloy core flame-retardant power cable as claimed in claim 1, wherein the number of the filling ropes (2) is at least two.
3. The environment-friendly aluminum alloy core flame-retardant power cable as claimed in claim 1, wherein the filling rope (2) is a flame-retardant rope.
4. The environment-friendly aluminum alloy core flame-retardant power cable as claimed in claim 1, wherein the wrapping layer (3) comprises halogen-free rubberized glass ribbon.
5. The environment-friendly aluminum alloy core flame-retardant power cable according to claim 1, wherein the outer jacket layer (4) comprises a halogen-free low-smoke polyolefin jacket material.
6. The environment-friendly aluminum alloy core flame-retardant power cable according to claim 1, wherein the number of the insulated wire cores (1) is at least 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221309759.4U CN217767951U (en) | 2022-05-27 | 2022-05-27 | Environment-friendly aluminum alloy core flame-retardant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221309759.4U CN217767951U (en) | 2022-05-27 | 2022-05-27 | Environment-friendly aluminum alloy core flame-retardant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217767951U true CN217767951U (en) | 2022-11-08 |
Family
ID=83888353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221309759.4U Active CN217767951U (en) | 2022-05-27 | 2022-05-27 | Environment-friendly aluminum alloy core flame-retardant power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217767951U (en) |
-
2022
- 2022-05-27 CN CN202221309759.4U patent/CN217767951U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240117 Address after: 214000, No. 58 Mashan Hushan Road, Binhu District, Wuxi City, Jiangsu Province Patentee after: Hongtu Optoelectronic Cable (Wuxi) Co.,Ltd. Address before: No. 11, Xinke 4th Road, Jiangbei New District, Nanjing City, Jiangsu Province, 210000 Patentee before: JIANGSU HITEKER Co.,Ltd. |
|
| TR01 | Transfer of patent right |