CN211788227U - Armored cable for two-core aluminum alloy flexible conductor photovoltaic power generation system - Google Patents
Armored cable for two-core aluminum alloy flexible conductor photovoltaic power generation system Download PDFInfo
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- CN211788227U CN211788227U CN202020182298.3U CN202020182298U CN211788227U CN 211788227 U CN211788227 U CN 211788227U CN 202020182298 U CN202020182298 U CN 202020182298U CN 211788227 U CN211788227 U CN 211788227U
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- aluminum alloy
- power generation
- double
- generation system
- photovoltaic power
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- 239000004020 conductor Substances 0.000 title claims abstract description 42
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 31
- 238000010248 power generation Methods 0.000 title claims abstract description 16
- 238000002955 isolation Methods 0.000 claims abstract description 19
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims abstract description 6
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229920000098 polyolefin Polymers 0.000 claims description 13
- 230000005855 radiation Effects 0.000 claims description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 238000004132 cross linking Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 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 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to an armored cable for a two-core aluminum alloy soft conductor photovoltaic power generation system, which is provided with an aluminum alloy soft conductor, a double-color insulating layer, an isolation sleeve, an armor layer and an outer sheath; the aluminum alloy soft conductor comprises two parallel conductors, and two-color insulating layers extruded at the same time are coated on the two conductors; talcum powder is coated on the outer side of the double insulating layers; the isolation sleeve is coated on the surface of the double-insulation layer in an extrusion manner, and the surface of the isolation sleeve is covered with an armor layer and an outer sheath from inside to outside. The utility model discloses a soft conductor structure of light-duty aluminum alloy can effectively reduce cable unit weight to adopt two core conductors to crowd insulating layer, separation sleeve in step, have advantages such as production efficiency height, material consumption are few, with low costs, product bending nature is good.
Description
Technical Field
The utility model belongs to the technical field of wire and cable, in particular to two core aluminum alloy soft conductor armoured cable for photovoltaic power generation system.
Background
With the vigorous development of new energy industries such as photovoltaic, wind energy and the like, new energy power generation enterprises have higher and higher requirements on photovoltaic cable products, and the purchasing cost is expected to be reduced while the cables are required to have excellent performance requirements such as electrical performance, mechanical and physical properties, low smoke, zero halogen and flame retardance and the like.
The traditional two-core cable process for the photovoltaic power generation system generally adopts a tinned stranded copper conductor, is extruded with irradiation cross-linked polyolefin for insulation, is cabled at a certain pitch, is added with fillers to ensure the cable to be round, is wound outside a cable core with a halogen-free flame-retardant wrapping tape, is extruded with irradiation cross-linked polyolefin inner sheath, is armored with a double-layer steel tape, and is extruded with an irradiation cross-linked polyolefin sheath. The photovoltaic cable of this kind of structure has disadvantages such as purchasing cost height, weight are heavy, production cycle is long, production efficiency is poor.
Disclosure of Invention
The utility model aims at overcoming the defect that prior art exists, providing a light-duty aluminum alloy soft conductor structure, effectively reducing cable unit weight to adopt two core conductors to crowd insulating layer, separation sleeve in step, have that production efficiency is high, the material consumes few, with low costs, the product is the armoured cable for soft conductor photovoltaic power generation system of two core aluminum alloy of advantages such as good of crookedness.
Realize the utility model discloses the technical scheme of purpose is: a two-core aluminum alloy soft conductor armored cable for a photovoltaic power generation system comprises an aluminum alloy soft conductor, a double-color insulating layer, an isolating sleeve, an armor layer and an outer sheath; the aluminum alloy soft conductor comprises two parallel conductors, and two-color insulating layers extruded at the same time are coated on the two conductors; talcum powder is coated on the outer side of the double insulating layers; the isolation sleeve is coated on the surface of the double-insulation layer in an extrusion manner, and the surface of the isolation sleeve is covered with an armor layer and an outer sheath from inside to outside.
According to the technical scheme, the nominal thickness of the double-color insulating layer is 0.80mm, and the thinnest point is not less than 0.62 mm.
According to the technical scheme, the nominal thickness of the isolation sleeve is 1.0mm, and the thickness of the thinnest point is not less than 0.70 mm.
The armor layer in the technical scheme is a 0.20mm double-layer galvanized steel strip, and the clearance rate of the armor layer is not more than 50%.
According to the technical scheme, the nominal thickness of the outer sheath is 1.0mm, and the thinnest point is not less than 0.60 mm.
The double-color insulating layer in the technical scheme is a 125 ℃ irradiation cross-linked polyolefin insulating layer.
The outer sheath in the technical scheme is a 125 ℃ radiation-resistant cross-linked polyolefin sheath layer.
The armor layer in the technical scheme is a polyolefin armor layer capable of resisting 125 ℃ irradiation crosslinking.
After the technical scheme is adopted, the utility model discloses following positive effect has:
(1) the utility model discloses a mode of two-core insulation, separation sleeve series production is in order to improve production efficiency, has improved the mode that traditional cable needs two-core insulation to extrude alone to delete the stranding, fill, around processes such as package, directly with the closely knit crowded package of extrusion formula production technology with the separation sleeve in two-core insulating surface.
(2) The utility model discloses a soft conductor structure of light-duty aluminum alloy can effectively reduce cable unit weight to adopt two core conductors to crowd insulating layer, separation sleeve in step, have advantages such as production efficiency height, material consumption are few, with low costs, product bending nature is good.
(3) The utility model discloses a heat-resisting aluminum alloy wire stranded conductor technology of high strength, this aluminum alloy wire have better heat-resisting creep resistance and high pliability can, and simultaneously, mechanical strength is about 1.3 times of ordinary aluminum wire, guarantees that the conductor is effective temperature resistant, intensity is high and easy bending characteristic.
(4) The product of the utility model has low cost, and the price is 30-50% cheaper than that of the copper core cable under the same current-carrying capacity; the product has light weight, and the weight is 15 to 35 percent lighter than that of a copper-core cable under the same current-carrying capacity; the production period is short and is shortened by about 30 percent compared with the production period of the traditional cable.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic structural view of the present invention;
the reference numbers in the drawings are as follows: the double-color flexible aluminum alloy cable comprises an aluminum alloy flexible conductor 1, a double-color insulating layer 2, an isolating sleeve 3, an armor layer 4 and an outer sheath 5.
Detailed Description
As shown in figure 1, the utility model is provided with an aluminum alloy soft conductor 1, a bicolor insulating layer 2, an isolation sleeve 3, an armor layer 4 and an outer sheath 5; the aluminum alloy soft conductor 1 comprises two parallel conductors, and two-color insulating layers 2 extruded at the same time are coated on the two conductors; talcum powder is coated on the outer side of the double insulating layer 2; the isolation sleeve 3 is coated on the surface of the double-insulation layer 2 through extrusion, and the surface of the isolation sleeve 3 is covered with an armor layer 4 and an outer sheath 5 from inside to outside.
The aluminum alloy soft conductor 1 adopts 37 aluminum alloy wires with phi of 0.45mm, meets the technical requirements specified in the GB/T30552-2014 standard, and the conductor resistance meets the requirements specified in the GB/T3956 standard.
The double-color insulating layer 2 is a 125 ℃ radiation cross-linked polyolefin insulating layer, the nominal thickness of the double-color insulating layer 2 is 0.80mm, and the thinnest point is not less than 0.62 mm.
The nominal thickness of the isolation sleeve 3 is 1.0mm, the thickness of the thinnest point is not less than 0.70mm, and the surface is ensured to be flat.
The armor layer 4 is a polyolefin armor layer which can resist 125 ℃ irradiation and is crosslinked, the armor layer 4 is a 0.20mm double-layer galvanized steel strip, the gap rate of the steel strip is not more than 50 percent, and the phenomenon of bag leakage cannot occur.
The outer sheath 5 is a 125 ℃ radiation-resistant crosslinked polyolefin sheath layer, the nominal thickness of the outer sheath 5 is 1.0mm, the thinnest point is not less than 0.60mm, and comprehensive performances such as rounding and smooth surface of the cable are guaranteed.
During production, the isolation sleeve 3 and the double-color insulating layer 2 are produced simultaneously in a series connection mode, a phi 90 plastic extruder is connected in series behind a cooling water tank of a phi 45 injection machine and a phi 70 extruder, the double-color insulating wire core is extruded and cooled by the water tank, talcum powder is coated, the isolation sleeve 3 enters the phi 90 plastic extruder and is extruded out, the isolation sleeve 3 adopts an extrusion process, the isolation sleeve 3 is densely filled on the surface of the double-color insulating layer 2 by adopting irradiation cross-linked polyolefin, and the phenomenon of adhesion between the isolation sleeve 3 and the double-color insulating layer 2 cannot occur.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides a two core aluminum alloy soft conductor armoured cable for photovoltaic power generation system which characterized in that: the cable is provided with an aluminum alloy soft conductor (1), a double-color insulating layer (2), an isolation sleeve (3), an armor layer (4) and an outer sheath (5); the aluminum alloy soft conductor (1) comprises two conductors which are arranged in parallel, and two-color insulating layers (2) extruded at the same time are coated on the two conductors; talcum powder is coated on the outer side of the double-color insulating layer (2); the isolation sleeve (3) is coated on the surface of the double-insulation layer (2) in an extrusion manner, and the surface of the isolation sleeve (3) is covered with an armor layer (4) and an outer sheath (5) from inside to outside.
2. The armored cable for the two-core aluminum alloy flexible conductor photovoltaic power generation system according to claim 1, wherein: the nominal thickness of the double-color insulating layer (2) is 0.80mm, and the thinnest point is not less than 0.62 mm.
3. The armored cable for the two-core aluminum alloy flexible conductor photovoltaic power generation system according to claim 1, wherein: the nominal thickness of the isolation sleeve (3) is 1.0mm, and the thickness of the thinnest point is not less than 0.70 mm.
4. The armored cable for the two-core aluminum alloy flexible conductor photovoltaic power generation system according to claim 1, wherein: the armor layer (4) is a 0.20mm double-layer galvanized steel strip, and the clearance rate of the armor layer is not more than 50%.
5. The armored cable for the two-core aluminum alloy flexible conductor photovoltaic power generation system according to claim 1, wherein: the nominal thickness of the outer sheath (5) is 1.0mm, and the thinnest point is not less than 0.60 mm.
6. The armored cable for the two-core aluminum alloy flexible conductor photovoltaic power generation system according to claim 1 or 2, wherein: the double-color insulating layer (2) is a 125 ℃ irradiation cross-linked polyolefin insulating layer.
7. The armored cable for the two-core aluminum alloy flexible conductor photovoltaic power generation system according to claim 1 or 5, wherein: the outer sheath (5) is a 125 ℃ radiation-resistant cross-linked polyolefin sheath layer.
8. The armored cable for the two-core aluminum alloy flexible conductor photovoltaic power generation system according to claim 1 or 4, wherein: the armor layer (4) is a polyolefin armor layer capable of resisting irradiation crosslinking at 125 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020182298.3U CN211788227U (en) | 2020-02-18 | 2020-02-18 | Armored cable for two-core aluminum alloy flexible conductor photovoltaic power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020182298.3U CN211788227U (en) | 2020-02-18 | 2020-02-18 | Armored cable for two-core aluminum alloy flexible conductor photovoltaic power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211788227U true CN211788227U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020182298.3U Active CN211788227U (en) | 2020-02-18 | 2020-02-18 | Armored cable for two-core aluminum alloy flexible conductor photovoltaic power generation system |
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| Country | Link |
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| CN (1) | CN211788227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376728A (en) * | 2022-08-08 | 2022-11-22 | 双登电缆股份有限公司 | Aluminum alloy conductor dual-core dual-steel-tape armored photovoltaic cable and manufacturing method thereof |
-
2020
- 2020-02-18 CN CN202020182298.3U patent/CN211788227U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376728A (en) * | 2022-08-08 | 2022-11-22 | 双登电缆股份有限公司 | Aluminum alloy conductor dual-core dual-steel-tape armored photovoltaic cable and manufacturing method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" | ||
| CP03 | "change of name, title or address" |
Address after: No.999, Shuangdeng Avenue, Jiangyan District, Taizhou City, Jiangsu Province Patentee after: Shuangdeng Cable Co., Ltd Address before: 225526 Liangxu Shuangdeng science and Technology Park, Jiangyan District, Taizhou City, Jiangsu Province Patentee before: JIANGSU SHUANGDENG POWER TECHNOLOGY Co.,Ltd. |