CN204614461U - A kind of novel power cable with cross-linked polyethylene insulation - Google Patents
A kind of novel power cable with cross-linked polyethylene insulation Download PDFInfo
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- CN204614461U CN204614461U CN201520312820.4U CN201520312820U CN204614461U CN 204614461 U CN204614461 U CN 204614461U CN 201520312820 U CN201520312820 U CN 201520312820U CN 204614461 U CN204614461 U CN 204614461U
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Abstract
The utility model relates to a kind of novel power cable with cross-linked polyethylene insulation, it comprises oxygen-free copper conductor, conductor shield is provided with in described oxygen-free copper conductor outside, insulating barrier is provided with in described conductor shield outside, insulation screen is provided with in described insulating barrier outside, described conductor shield, insulating barrier and insulation screen is three-layer co-extruded forms, described oxygen-free copper conductor, conductor shield, insulating barrier and insulation screen composition conductive unit, described conductive unit is at least provided with two, packed layer is provided with in described conductive unit outside, Ceramic silicon rubber lapping layer is provided with in described packed layer outside, aluminium-plastic tape is provided with in described Ceramic silicon rubber lapping layer outside, pvc sheath layer is provided with in described aluminium-plastic tape outside, they form cable body, described conductive unit diameter accounts for the 1/4-1/2 of cable body diameter.The utility model vibrational power flow is reasonable, and good stability, bulk strength is high, and insulation effect is good, long service life.
Description
Technical field
The utility model relates to a kind of cable, is specifically related to a kind of insulated power cable.
Background technology
Along with the fast development of national economy, as the aortal electric wire of national economy, its consumption and the scope of application increasing.In recent years, the industries such as power plant, transformer station, smelting and petrochemical industry, very big to the demand of cable.At present, the cable on market is various, and they are applied in various different occasion.But most of cable all exists instability, conductive unit performance is general, the problems such as insulation effect is bad, and bulk strength is poor, and fail safe is low, and useful life is short.
Summary of the invention
Goal of the invention: the purpose of this utility model is to overcome deficiency of the prior art, provide a kind of vibrational power flow reasonable, good stability, bulk strength is high, and insulation effect is good, the novel power cable with cross-linked polyethylene insulation of long service life.
Technical scheme: in order to solve the problems of the technologies described above, the novel power cable with cross-linked polyethylene insulation of one described in the utility model, it comprises oxygen-free copper conductor, conductor shield is provided with in described oxygen-free copper conductor outside, insulating barrier is provided with in described conductor shield outside, insulation screen is provided with in described insulating barrier outside, described conductor shield, insulating barrier and insulation screen is three-layer co-extruded forms, described oxygen-free copper conductor, conductor shield, insulating barrier and insulation screen composition conductive unit, described conductive unit is at least provided with two, packed layer is provided with in described conductive unit outside, Ceramic silicon rubber lapping layer is provided with in described packed layer outside, aluminium-plastic tape is provided with in described Ceramic silicon rubber lapping layer outside, pvc sheath layer is provided with in described aluminium-plastic tape outside, they form cable body, described conductive unit diameter accounts for the 1/4-1/2 of cable body diameter.
Described conductive unit is provided with three altogether.
Described packed layer is filling polyurethane layer or silicon carbide compound packed layer or alkali-free glass rope packed layer.
Described insulating barrier is crosslinked polyetylene insulated layer.
The thickness of described pvc sheath layer is between 1.8-2.7mm.
The thickness of described insulating barrier is between 2.5-3.2mm.
Described conductive unit diameter accounts for 1/3 of cable body diameter.
Beneficial effect: the utility model compared with prior art, its remarkable advantage is: the utility model overall structure arranges rationally, adopt oxygen-free copper conductor, compare fine copper, fine aluminium cable is more stable, conductivity is higher, adopt the crosslinked polyetylene insulated layer between 2.5-3.2mm, ensure good insulation effect, described conductor shield, insulating barrier and insulation screen is three-layer co-extruded forms, the bulk strength of effective raising product, adopt aluminium-plastic tape, the bulk strength of further raising product, adopt Ceramic silicon rubber lapping layer, ensure good wrapped effect, described conductive unit diameter accounts for 1/3 of cable body diameter, again by each layer with the use of, conductive unit runs the most reliable, result of use is the most desirable, adopt the pvc sheath layer between 1.8-2.7mm, travelling performance is superior, various instructions for use can be met, adopt high-quality packed layer, ensure good filling effect, this Total Product long service life, realistic instructions for use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, the novel power cable with cross-linked polyethylene insulation of one described in the utility model, it comprises oxygen-free copper conductor 1, conductor shield 2 is provided with in described oxygen-free copper conductor 1 outside, insulating barrier 3 is provided with in described conductor shield 2 outside, insulation screen 4 is provided with in described insulating barrier 3 outside, described conductor shield 2, insulating barrier 3 and insulation screen 4 is three-layer co-extruded forms, described oxygen-free copper conductor 1, conductor shield 2, insulating barrier 3 and insulation screen 4 form conductive unit, packed layer 5 is provided with in described conductive unit outside, Ceramic silicon rubber lapping layer 6 is provided with in described packed layer 5 outside, aluminium-plastic tape 7 is provided with in described Ceramic silicon rubber lapping layer 6 outside, pvc sheath layer 8 is provided with in described aluminium-plastic tape 7 outside, they form cable body, described conductive unit diameter accounts for 1/3 of cable body diameter, described conductive unit is provided with three altogether, described packed layer 5 is filling polyurethane layer or silicon carbide compound packed layer or alkali-free glass rope packed layer, described insulating barrier 3 is crosslinked polyetylene insulated layer, the thickness of described pvc sheath layer 8 is between 1.8-2.7mm, the thickness of described insulating barrier 3 is between 2.5-3.2mm.The utility model overall structure arranges rationally, adopt oxygen-free copper conductor, compare fine copper, fine aluminium cable is more stable, conductivity is higher, adopt the crosslinked polyetylene insulated layer between 2.5-3.2mm, ensure good insulation effect, described conductor shield, insulating barrier and insulation screen is three-layer co-extruded forms, the bulk strength of effective raising product, adopt aluminium-plastic tape, the bulk strength of further raising product, adopt Ceramic silicon rubber lapping layer, ensure good wrapped effect, described conductive unit diameter accounts for 1/3 of cable body diameter, again by each layer with the use of, conductive unit runs the most reliable, result of use is the most desirable, adopt the pvc sheath layer between 1.8-2.7mm, travelling performance is superior, various instructions for use can be met, adopt high-quality packed layer, ensure good filling effect, this Total Product long service life, realistic instructions for use.
The utility model provides a kind of thinking and method; the method and access of this technical scheme of specific implementation is a lot; the above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art, under the prerequisite not departing from the utility model principle, some improvements and modifications can also be made; these improvements and modifications also should be considered as protection range of the present utility model, and all available prior art of each part not clear and definite in the present embodiment is realized.
Claims (7)
1. a novel power cable with cross-linked polyethylene insulation, it is characterized in that: it comprises oxygen-free copper conductor (1), conductor shield (2) is provided with in described oxygen-free copper conductor (1) outside, insulating barrier (3) is provided with in described conductor shield (2) outside, insulation screen (4) is provided with in described insulating barrier (3) outside, described conductor shield (2), insulating barrier (3) and insulation screen (4) is three-layer co-extruded forms, described oxygen-free copper conductor (1), conductor shield (2), insulating barrier (3) and insulation screen (4) composition conductive unit, described conductive unit is at least provided with two, packed layer (5) is provided with in described conductive unit outside, Ceramic silicon rubber lapping layer (6) is provided with in described packed layer (5) outside, aluminium-plastic tape (7) is provided with in described Ceramic silicon rubber lapping layer (6) outside, pvc sheath layer (8) is provided with in described aluminium-plastic tape (7) outside, they form cable body, described conductive unit diameter accounts for the 1/4-1/2 of cable body diameter.
2. novel power cable with cross-linked polyethylene insulation according to claim 1, is characterized in that: described conductive unit is provided with three altogether.
3. novel power cable with cross-linked polyethylene insulation according to claim 1, is characterized in that: described packed layer (5) is filling polyurethane layer or silicon carbide compound packed layer or alkali-free glass rope packed layer.
4. novel power cable with cross-linked polyethylene insulation according to claim 1, is characterized in that: described insulating barrier (3) is crosslinked polyetylene insulated layer.
5. novel power cable with cross-linked polyethylene insulation according to claim 1, is characterized in that: the thickness of described pvc sheath layer (8) is between 1.8-2.7mm.
6. novel power cable with cross-linked polyethylene insulation according to claim 1, is characterized in that: the thickness of described insulating barrier (3) is between 2.5-3.2mm.
7. novel power cable with cross-linked polyethylene insulation according to claim 1, is characterized in that: described conductive unit diameter accounts for 1/3 of cable body diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312820.4U CN204614461U (en) | 2015-05-14 | 2015-05-14 | A kind of novel power cable with cross-linked polyethylene insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312820.4U CN204614461U (en) | 2015-05-14 | 2015-05-14 | A kind of novel power cable with cross-linked polyethylene insulation |
Publications (1)
| Publication Number | Publication Date |
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| CN204614461U true CN204614461U (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520312820.4U Active CN204614461U (en) | 2015-05-14 | 2015-05-14 | A kind of novel power cable with cross-linked polyethylene insulation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606981A (en) * | 2016-03-17 | 2016-05-25 | 中国南方电网有限责任公司电网技术研究中心 | Sample for evaluating the electrical performance of crosslinked cable material, and preparation method thereof |
| CN106297958A (en) * | 2015-05-14 | 2017-01-04 | 无锡市苏南电缆有限公司 | A kind of novel power cable with cross-linked polyethylene insulation |
-
2015
- 2015-05-14 CN CN201520312820.4U patent/CN204614461U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106297958A (en) * | 2015-05-14 | 2017-01-04 | 无锡市苏南电缆有限公司 | A kind of novel power cable with cross-linked polyethylene insulation |
| CN105606981A (en) * | 2016-03-17 | 2016-05-25 | 中国南方电网有限责任公司电网技术研究中心 | Sample for evaluating the electrical performance of crosslinked cable material, and preparation method thereof |
| CN105606981B (en) * | 2016-03-17 | 2019-01-22 | 中国南方电网有限责任公司电网技术研究中心 | For evaluating the sample and preparation method thereof of crosslinked cable shielding material electric property |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |