CN204270714U - A kind of composite material shielding power cable - Google Patents
A kind of composite material shielding power cable Download PDFInfo
- Publication number
- CN204270714U CN204270714U CN201420511050.1U CN201420511050U CN204270714U CN 204270714 U CN204270714 U CN 204270714U CN 201420511050 U CN201420511050 U CN 201420511050U CN 204270714 U CN204270714 U CN 204270714U
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- China
- Prior art keywords
- shielding
- screen
- cable
- insulating barrier
- power cable
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of composite material shielding power cable, be divided into single core and multicore cable two class, single-core cable outer wrapping insulating barrier, insulating barrier outer wrapping composite material screen; Multicore cable arranges screen outside every core wire insulation; Or screen is set in protective layer; Or outside insulating barrier and in protective layer, screen is set simultaneously simultaneously.The utility model structure is simple, shielding material lightweight, effectively can strengthen the anti-electromagnetic interference capability of cable simultaneously, equalization potential, improves power supply quality, and lowers the electromagnetic environmental impact that electrified wire produces.
Description
Technical field
The utility model relates to power cable field, especially based on the power cable of composite material shielding.
Background technology
Along with Chinese Urbanization, industrialization, informationalized development, people grow with each passing day to electricity needs.Power cable is mainly used in transmitting and distributing the cable of electric energy, is usually used in the inside power supply circuit of underground electrical network, the lead line of power station and transformer station, submarine transmission line, industrial enterprise.Power cable is in order to transmission with distribute the cable product of high-power power in the main line of electric power system, comprising the various insulated power cables of 0 ~ 500kV and above.
Existing power cable is made transmission of electric energy and is used in AC and DC power circuit, and usual anti-electromagnetic interference capability is more weak, and forceful electric power is especially obvious to the interference of light current.Some use the cable of woven wire shielding, and cost is higher, and cable weightening finish is larger.
The utility model, except possessing the electricity characteristic of common plastics power cable, also has the characteristic lowering electromagnetic interference, anti-lightning and equalization potential, improve power supply quality, is more suitable for high-level environmental demand.In addition, cable weightening finish is less, cost is lower, can be widely used in the places such as Urban Underground electrical network, the common pipeline of forceful electric power light current, electric power machine room, computer center, Surveillance center.
Summary of the invention
The utility model is mainly through adding composite material screen on cable insulation surface, realize the function of shield electromagnetic, effectively can reduce circuit electromagnetic environmental impact to external world, prevent forceful electric power to the interference of light current, for electric power system, machine room, equipment center etc. provide the shielded type cable of lightweight.
technical scheme:
Composite material shielding power cable is made up of conductor, insulating barrier, screen, is divided into single core and multicore cable two class.Outside insulating layer of conductor, arrange composite material screen, insulating barrier adopts the one in polyvinyl chloride, polyethylene, crosslinked polyethylene, foamed polyethylene, fluoroplastics, polyamide, polypropylene and polyester plastics.Screen adopts composite shielding material, polymer emulsion, coupling molecule, dispersant to form.Polymer emulsion is the one in styrene-acrylate copolymer emulsion, pure acrylate emulsion or vinyl acetate-acrylate copolymer emulsion, polyurethane or epoxy resin.Shielding protection layer adopts the one in screen rubber, shielding polyvinyl chloride, shielding polyethylene, shielding crosslinked polyethylene, shielding foamed polyethylene, shielding fluoroplastics, shielding polyamide, shielding polypropylene or shielding polyester plastics.Single core shielded type cable is a cross section is that circular conductor is enclosed with insulating barrier, screen outward successively; Multicore every core shielded type cable be every heart yearn insulating barrier outside screen is set; The outer shielded type cable of multicore is add the shielding protection layer of composite shielding material formation with function of shielding in the outer layer protective sleeve of split conductor.Dual shield cable be every heart yearn of split conductor insulating barrier outside screen is set, and add composite shielding material in outer layer protective sleeve.
The utility model, by adopting technique scheme, reaches following beneficial effect:
1. effectively can reduce the impact of electromagnetic field that electric current in wire produces environment to external world;
2. effectively shield external electromagnetic signal, strengthen the antijamming capability of wire;
3. there is good anti-electromagnetic radiation function, reduce environment pollution with electromagnet;
4. be lighter than metal sheathed cable.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is single core shielded type cable schematic diagram of the present utility model.
Fig. 2 is multicore of the present utility model every core shielded type cable schematic diagram.
Fig. 3 is the outer shielded type cable schematic diagram of multicore of the present utility model.
Fig. 4 is multicore dual shield cable schematic diagram of the present utility model.
In Fig. 1,1 conductor, 2 insulating barriers, 3 screens;
In Fig. 2,1 conductor, 2 insulating barriers, 3 screens, 4 protective layers;
In Fig. 3,1 conductor, 2 insulating barriers, 5 shielding protection layers;
In Fig. 4,1 conductor, 2 insulating barriers, 3 screens, 5 shielding protection layers.
Embodiment
Composite material shielding power cable is formed primarily of conductor, insulating barrier, screen, and protective layer joined by part model cable.Single-core cable is at wire insulation outer wrapping screen; Multicore cable is at the insulating barrier outer wrapping screen of every core wire; Or shielding protection layer is set at the outer protective layer of multicore cable; Or at the insulating barrier outer wrapping screen of every core wire, and shielding protection layer is set at the outer protective layer of multicore cable, form dual shield layer.Single core shielding power cable, is made up of conductor 1, insulating barrier 2, screen 3.Insulating barrier 2 adopts the one in polyvinyl chloride, polyethylene, crosslinked polyethylene, foamed polyethylene, fluoroplastics, polyamide, polypropylene or polyester plastics; Screen 3 is made up of composite shielding material mixed polymer emulsion, coupling molecule, dispersants such as nano carbon particle, nano-graphene, ferroferric oxide particle, carbonyl iron nickel particle, carbonyl nickel particulate, Carbonyl iron particles and iron granules, polymer emulsion is the one in styrene-acrylate copolymer emulsion, pure acrylate emulsion, vinyl acetate-acrylate copolymer emulsion, polyurethane or epoxy resin, and screen 3 thickness is 10 ~ 500 μm.Multicore shielding power cable is made up of conductor 1, insulating barrier 2, screen 3, protective layer 4, and protective layer 4 adopts the one in rubber, polyvinyl chloride, polyethylene, crosslinked polyethylene, foamed polyethylene, fluoroplastics, polyamide, polypropylene or polyester plastics.Multicore skin shielding power cable is made up of conductor 1, insulating barrier 2, shielding protection layer 5; shielding protection layer 5 adopts the one in rubber, polyvinyl chloride, polyethylene, crosslinked polyethylene, foamed polyethylene, fluoroplastics, polyamide, polypropylene or polyester plastics, and adds nano carbon particle, nano-graphene, ferroferric oxide particle, carbonyl iron nickel particle, carbonyl nickel particulate, Carbonyl iron particles, iron granules, coupling molecule, dispersant.Multicore dual shield power cable is made up of 1 conductor, 2 insulating barriers, 3 screens, 5 shielding protection layers.
The utility model, by application composite shielding material, realizes the good electromagnetic shielding to power cable, reduces the electromagnetic effect of current versus circle environment, reduces environment pollution with electromagnet, effectively prevents the mutual interference of strong and weak electricity simultaneously.In addition, composite shielding material lighter weight, cable weightening finish is less.
Claims (5)
1. a composite material shielding power cable, is divided into single core or multicore cable two class, and single core shielding power cable, is made up of conductor (1), insulating barrier (2), screen (3); Multicore shielding power cable is made up of conductor (1), insulating barrier (2), screen (3), protective layer (4); Multicore skin shielding power cable is made up of conductor (1), insulating barrier (2), shielding protection layer (5); Multicore dual shield power cable is made up of conductor (1), insulating barrier (2), screen (3), shielding protection layer (5), it is characterized in that: single-core cable is at wire insulation outer wrapping screen; Multicore cable is at the insulating barrier outer wrapping screen of every core wire; Or shielding protection layer is set at the outer protective layer of multicore cable; Or at the insulating barrier outer wrapping screen of every core wire, and shielding protection layer is set at the outer protective layer of multicore cable, form dual shield layer.
2. composite material shielding power cable according to claim 1, is characterized in that: described insulating barrier (2) adopts the one in polyvinyl chloride, polyethylene, crosslinked polyethylene, foamed polyethylene, fluoroplastics, polyamide, polypropylene or polyester plastics.
3. composite material shielding power cable according to claim 1, is characterized in that: described protective layer (4) adopts the one in rubber, polyvinyl chloride, polyethylene, crosslinked polyethylene, foamed polyethylene, fluoroplastics, polyamide, polypropylene or polyester plastics.
4. composite material shielding power cable according to claim 1, is characterized in that: described shielding protection layer (5) adopts the one in screen rubber, shielding polyvinyl chloride, shielding polyethylene, shielding crosslinked polyethylene, shielding foamed polyethylene, shielding fluoroplastics, shielding polyamide, shielding polypropylene or shielding polyester plastics.
5. composite material shielding power cable according to claim 1, is characterized in that: described screen (3) thickness is 10 ~ 500 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420511050.1U CN204270714U (en) | 2014-05-22 | 2014-09-05 | A kind of composite material shielding power cable |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420262306 | 2014-05-22 | ||
| CN201420262306X | 2014-05-22 | ||
| CN201420511050.1U CN204270714U (en) | 2014-05-22 | 2014-09-05 | A kind of composite material shielding power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204270714U true CN204270714U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420511050.1U Expired - Fee Related CN204270714U (en) | 2014-05-22 | 2014-09-05 | A kind of composite material shielding power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204270714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183332A (en) * | 2014-05-22 | 2014-12-03 | 中国科学院城市环境研究所 | Composite material shielding power cable |
| CN106847393A (en) * | 2017-02-27 | 2017-06-13 | 合肥中科富华新材料有限公司 | A kind of high fire-retardance water-proof wire and preparation method |
-
2014
- 2014-09-05 CN CN201420511050.1U patent/CN204270714U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183332A (en) * | 2014-05-22 | 2014-12-03 | 中国科学院城市环境研究所 | Composite material shielding power cable |
| CN106847393A (en) * | 2017-02-27 | 2017-06-13 | 合肥中科富华新材料有限公司 | A kind of high fire-retardance water-proof wire and preparation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170303 Address after: 361000 Fujian city of Xiamen province Egret Island Siming District Lupuli Garden Mansion, 33 floor building A Patentee after: Zhongke Tianda (Xiamen) Technology Co., Ltd. Address before: 361021 Jimei Road, Fujian, Xiamen, No. 1799 Patentee before: Institute of Urban Environment, Chinese Academy of Sciences |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20170905 |