CN202332374U - Shielding-strengthening type cable - Google Patents
Shielding-strengthening type cable Download PDFInfo
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- CN202332374U CN202332374U CN201120474245XU CN201120474245U CN202332374U CN 202332374 U CN202332374 U CN 202332374U CN 201120474245X U CN201120474245X U CN 201120474245XU CN 201120474245 U CN201120474245 U CN 201120474245U CN 202332374 U CN202332374 U CN 202332374U
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Abstract
The utility model provides a shielding-strengthening type cable comprising a conductor, an insulating layer, a metal shielding layer and an outer protection layer from inside to outside; and a semiconductive shielding layer is arranged at the inner side and the outer side of the insulating layer respectively. The inner semiconductive shielding layer and the outer semiconductive shielding layer are made of carbon fiber or graphite fiber. By arranging the semiconductive shielding layers at the inner side and the outer side of the insulating layer respectively, the cable has good electromagnetic shielding effects; and by adopting the carbon fiber or the graphite fiber to produce shielding layers, an electric field inside the conductor of the cable is even, the cable conductor and the insulating layer are protected from corrosion by external environment, and tensile stress of the cable is improved.
Description
Technical field
The utility model belongs to the cable technology field, is specifically related to a kind of shielding ruggedized cable.
Background technology
The screen of present cable conductor all adopts semiconductive polymer to extrude basically, also have to adopt semi-conductive tape wrapped, but wrapped product quality can not guarantee, and operation is complicated.Simultaneously, the anti-external environment of the conductor of this type cable and insulating barrier corrosion ability, tension, anti-are limited in one's ability.
The utility model content
The technical problem that the utility model solved is the above-mentioned deficiency that exists to prior art; A kind of shielding ruggedized cable is provided; This cable has advantages of favorable electromagnetic shielding effect; And can strengthen the corrosive power of conductor and the anti-external environment of insulating barrier, and the tension, the anti-Zhang Nengli that strengthen cable.
The technical scheme that solution the utility model technical problem is adopted is that this shielding ruggedized cable comprises conductor, insulating barrier, metal screen layer and outer jacket from inside to outside successively, respectively is provided with one deck semiconductive shielding layer in the insulating barrier inboard and the outside.
Wherein, being arranged on insulating barrier the semiconductive shielding layer inboard and outside is respectively inner semiconductor layer and out semiconductor layer, and said interior conductive shielding layer and out semiconductor layer adopt carbon fiber or graphite fibre to process.
According to the effect and the performance of semiconductive shielding layer, adopt carbon fiber or graphite fibre to make screen, and can play good electric screening action, have the effect that shielding is strengthened.
Because carbon fiber and graphite fibre not only have the intrinsic characteristic of material with carbon element; Have the soft machinability of textile fabric again concurrently; Have simultaneously that axial high strength and modulus height, no creep, fatigue durability are good, specific heat and conductivity between nonmetal and metal, advantage such as the density of little, the good corrosion resistance of thermal coefficient of expansion, fiber is low and the X ray permeability is good, the following advantage of screen that adopts carbon fiber or graphite fibre to process:
1. carbon fiber belongs to material with carbon element, and its chemical property is extremely stable, long-term contact with conductor also can not produce to conductor corrode, the while also can completely cut off the corrosion of external environment medium to conductor, can protect conductor not corroded effectively and damages;
2. (resistivity is 0.7-1.7 * 10 to the conductivity of carbon fiber
-3Ω cm) between nonmetal and metal, has good electrical conductivity, so can play the effect of good anti-electromagnetic shielding;
3. carbon fiber has excellent tensile properties (tensile strength 3.5-7.0GPa), can strengthen cable stretch-proof performance.
Preferably, said inner semiconductor layer and out semiconductor layer adopt the network structure that the braiding of bunchy carbon fibril is processed.
Preferably, said inner semiconductor layer and out semiconductor layer adopt that carbon-fiber cloth is wrapped to be processed.
Preferably, said inner semiconductor layer and out semiconductor layer adopt the winding of bunchy carbon fiber wire to process.
Preferably, said metal screen layer is the copper strips shielding.
Preferably, this cable also includes inner covering and armour, and said inner covering and armour are successively set between said copper strips shielding and the outer jacket.
Wherein, said armour adopts sheet metal strip or metal wire material is wrapped processes.
Preferably, said conductor is that copper, copper alloy, aluminum or aluminum alloy line form through the strand system; Said insulating barrier adopts crosslinked polyethylene or ethylene-propylene rubber material to process.
Wherein, said conductor adopts 1 core or 3 cored structures.
The utility model is provided with semiconductive shielding layer respectively through the inboard and the outside at insulating barrier, makes cable have advantages of favorable electromagnetic shielding effect.
The cable that the utility model provides; One deck semiconductive shielding layer is closely wrapped up in the inboard and the outside through wrapped or braiding structure insulating barrier in cable respectively; Because said semiconductive shielding layer adopts carbon fiber or graphite fibre to process, thereby semiconductive shielding layer has advantages of favorable electromagnetic shielding effect, makes the inner electric field of conductor even; Simultaneously can guard conductor and insulating barrier corroded and the tension, the anti-Zhang Nengli that strengthen cable by external environment.Based on carbon fiber and the good characteristics such as flexibility, conductivity, corrosion resistance and stretch-resistance of graphite fibre, can play the effect of electromagnetic shielding, homogenizing electric field, anticorrosion, tension to cable conductor, to guarantee that cable can long-term stability move reliably.
Description of drawings
Fig. 1 is the structural representation (single core unarmored cable) of shielding ruggedized cable among the utility model embodiment 1;
Fig. 2 is the structural representation (single core armoured cable) of shielding ruggedized cable among the utility model embodiment 2;
Fig. 3 is the structural representation (three core unarmored cables) of shielding ruggedized cable among the utility model embodiment 3;
Fig. 4 is the structural representation (three core armoured cables) of shielding ruggedized cable among the utility model embodiment 4.
Among the figure: the 1-conductor; The 2-inner semiconductor layer; The 3-insulating barrier; The 4-out semiconductor layer; The shielding of 5-copper strips; The 6-outer jacket; The 7-inner covering; The 8-armour; The 9-filler; The 10-lapping layer.
Embodiment
For making those skilled in the art understand the technical scheme of the utility model better, the utility model shielding ruggedized cable is described in further detail below in conjunction with accompanying drawing and embodiment.
A kind of shielding ruggedized cable, it comprises conductor, insulating barrier, metal screen layer and outer jacket from inside to outside successively, respectively is provided with one deck semiconductive shielding layer in the insulating barrier inboard and the outside.Conductive shielding layer and out semiconductor layer adopt carbon fiber or graphite fibre to process in said.
Embodiment 1:
As shown in Figure 1, in the present embodiment, this shielding ruggedized cable from inside to outside is followed successively by conductor 1, inner semiconductor layer 2, insulating barrier 3, out semiconductor layer 4, copper strips shielding 5 and outer jacket 6.
Wherein, said inner semiconductor layer 2 adopts carbon fiber or graphite fibre to process with out semiconductor layer 4.
In the present embodiment, the network structure that inner semiconductor layer 2 adopts the braiding of bunchy carbon fibrils to process, or adopt the bunchy carbon fiber wire to twine and process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of conductor 1 then; The network structure that out semiconductor layer 4 adopts the braiding of bunchy carbon fibrils to process, or adopt the bunchy carbon fiber wire to twine and process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of insulating barrier 3 then.
Described conductor 1 forms for copper cash strand system, also can form the 1st, 2 or 5 type of conductor structure among the conformance with standard GB/T 3956-2008 through the strand system for copper alloy, aluminum or aluminum alloy line.Said insulating barrier 3 is processed by cross-linking polyethylene materials, also can be processed by the ethylene-propylene rubber material.
Embodiment 2:
As shown in Figure 2, in the present embodiment, this cable from inside to outside is followed successively by conductor 1, inner semiconductor layer 2, insulating barrier 3, out semiconductor layer 4, copper strips shielding 5, inner covering 7, armour 8 and outer jacket 6.
Wherein, said inner semiconductor layer 2 adopts carbon fiber or graphite fibre to process with out semiconductor layer 4.
In the present embodiment, the network structure that inner semiconductor layer 2 adopts the braiding of bunchy carbon fibrils to process, or adopt the bunchy carbon fiber wire to twine and process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of conductor 1 then; Out semiconductor layer 4 network structure, or adopt the bunchy carbon fiber wire to twine and process for adopting the braiding of bunchy carbon fibril to process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of insulating barrier 3 then.
Said conductor 1 forms for copper alloy strand system, also can form described the 1st, the 2 or 5 type of conductor structure of conformance with standard GB/T 3956-2008 through the strand system for copper, aluminum or aluminum alloy line.Said insulating barrier 3 is processed by the ethylene-propylene rubber material, also can be processed by cross-linking polyethylene materials.
Embodiment 3:
As shown in Figure 3, the cable in the present embodiment is 3 core cables, promptly includes 3 conductors 1.This cable from inside to outside is followed successively by conductor 1, inner semiconductor layer 2, insulating barrier 3, out semiconductor layer 4, copper strips shielding 5, filler 9, lapping layer 10 and outer jacket 6.
Wherein, said inner semiconductor layer 2 adopts carbon fiber or graphite fibre to process with out semiconductor layer 4.
In the present embodiment, inner semiconductor layer 2 network structure, or adopt the bunchy carbon fiber wire to twine and process for adopting the braiding of bunchy carbon fibril to process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of conductor 1 then; Out semiconductor layer 4 network structure, or adopt the bunchy carbon fiber wire to twine and process for adopting the braiding of bunchy carbon fibril to process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of insulating barrier 3 then.
Said conductor 1 forms for aluminum steel strand system, also can form described the 1st, the 2 or 5 type of conductor structure of conformance with standard GB/T 3956-2008 through the strand system for copper, copper alloy or aluminium alloy wire.Said insulating barrier 3 is processed by cross-linking polyethylene materials, also can be processed by the ethylene-propylene rubber material.
Embodiment 4:
As shown in Figure 4, the cable in the present embodiment is 3 core cables, certainly, also can be the cable of 4 cores, 5 cores or 7 cored structures.This cable from inside to outside is followed successively by conductor 1, inner semiconductor layer 2, insulating barrier 3, out semiconductor layer 4, copper strips shielding 5, filler 9, lapping layer 10, inner covering 7, armour 8 and outer jacket 6.
Wherein, said inner semiconductor layer 2 adopts carbon fiber or graphite fibre to process with out semiconductor layer 4.
In the present embodiment, inner semiconductor layer 2 network structure, or adopt the bunchy carbon fiber wire to twine and process for adopting the braiding of bunchy carbon fibril to process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of conductor 1 then; Out semiconductor layer 4 network structure, or adopt the bunchy carbon fiber wire to twine and process for adopting the braiding of bunchy carbon fibril to process, or adopt that carbon-fiber cloth is wrapped to be processed, directly be coated on the surface of insulating barrier 3 then.
Described conductor 1 forms for copper alloy strand system, also can form described the 1st, the 2 or 5 type of conductor structure of conformance with standard GB/T 3956-2008 through the strand system for copper, aluminum or aluminum alloy line.Said insulating barrier 3 is processed by the ethylene-propylene rubber material, also can be processed by cross-linking polyethylene materials.
It is understandable that above execution mode only is the illustrative embodiments that adopts for the principle that the utility model is described, yet the utility model is not limited thereto.For the one of ordinary skilled in the art, under the situation of spirit that does not break away from the utility model and essence, can make various modification and improvement, these modification and improvement also are regarded as the protection range of the utility model.
Claims (10)
1. one kind shields ruggedized cable, and it comprises conductor, insulating barrier, metal screen layer and outer jacket from inside to outside successively, it is characterized in that: respectively be provided with one deck semiconductive shielding layer in the insulating barrier inboard and the outside.
2. shielding ruggedized cable according to claim 1; It is characterized in that: being arranged on insulating barrier the semiconductive shielding layer inboard and outside is respectively inner semiconductor layer and out semiconductor layer, and said interior conductive shielding layer and out semiconductor layer adopt carbon fiber or graphite fibre to process.
3. shielding ruggedized cable according to claim 2 is characterized in that: the network structure that said inner semiconductor layer and out semiconductor layer adopt the braiding of bunchy carbon fibril to process.
4. shielding ruggedized cable according to claim 2 is characterized in that: said inner semiconductor layer and out semiconductor layer adopt that carbon-fiber cloth is wrapped to be processed.
5. shielding ruggedized cable according to claim 2 is characterized in that: said inner semiconductor layer and out semiconductor layer adopt the bunchy carbon fiber wire to twine and process.
6. according to the described shielding ruggedized cable of one of claim 1-5, it is characterized in that: said metal screen layer is the copper strips shielding.
7. shielding ruggedized cable according to claim 6 is characterized in that: this cable also includes inner covering and armour, and said inner covering and armour are successively set between said copper strips shielding and the outer jacket.
8. shielding ruggedized cable according to claim 7 is characterized in that: said armour adopts sheet metal strip or metal wire material is wrapped processes.
9. according to the described shielding ruggedized cable of one of claim 1-5, it is characterized in that: said conductor is that copper, copper alloy, aluminum or aluminum alloy line form through the strand system; Said insulating barrier adopts crosslinked polyethylene or ethylene-propylene rubber material to process.
10. according to the described shielding ruggedized cable of one of claim 1-5, it is characterized in that: said conductor adopts 1 core or 3 cored structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120474245XU CN202332374U (en) | 2011-11-18 | 2011-11-18 | Shielding-strengthening type cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120474245XU CN202332374U (en) | 2011-11-18 | 2011-11-18 | Shielding-strengthening type cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202332374U true CN202332374U (en) | 2012-07-11 |
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ID=46444346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120474245XU Expired - Fee Related CN202332374U (en) | 2011-11-18 | 2011-11-18 | Shielding-strengthening type cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202332374U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426537A (en) * | 2013-07-03 | 2013-12-04 | 晶锋集团股份有限公司 | Semiconductor shielded cable |
| CN103839619A (en) * | 2014-02-18 | 2014-06-04 | 山东太平洋橡缆股份有限公司 | Anti-interference flexible cable of coal cutter |
| CN104299718A (en) * | 2014-11-12 | 2015-01-21 | 国家电网公司 | Anti-radiation high-voltage cable |
| CN104575732A (en) * | 2015-01-17 | 2015-04-29 | 中利科技集团股份有限公司 | Flame-retardant aluminum alloy flexible cable for communication power supply |
| CN105070388A (en) * | 2015-08-07 | 2015-11-18 | 江苏中煤电缆有限公司 | Cable for light underground coal mine shuttle |
| CN106782802A (en) * | 2016-12-15 | 2017-05-31 | 耒阳市诚松新材料有限公司 | A kind of metal carbon fiber composite shielding cable |
| CN107039115A (en) * | 2017-04-19 | 2017-08-11 | 安徽固齐线路器材有限公司 | A kind of high-intensity fiber Al-alloy power cable |
-
2011
- 2011-11-18 CN CN201120474245XU patent/CN202332374U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426537A (en) * | 2013-07-03 | 2013-12-04 | 晶锋集团股份有限公司 | Semiconductor shielded cable |
| CN103839619A (en) * | 2014-02-18 | 2014-06-04 | 山东太平洋橡缆股份有限公司 | Anti-interference flexible cable of coal cutter |
| CN104299718A (en) * | 2014-11-12 | 2015-01-21 | 国家电网公司 | Anti-radiation high-voltage cable |
| CN104575732A (en) * | 2015-01-17 | 2015-04-29 | 中利科技集团股份有限公司 | Flame-retardant aluminum alloy flexible cable for communication power supply |
| CN105070388A (en) * | 2015-08-07 | 2015-11-18 | 江苏中煤电缆有限公司 | Cable for light underground coal mine shuttle |
| CN106782802A (en) * | 2016-12-15 | 2017-05-31 | 耒阳市诚松新材料有限公司 | A kind of metal carbon fiber composite shielding cable |
| CN107039115A (en) * | 2017-04-19 | 2017-08-11 | 安徽固齐线路器材有限公司 | A kind of high-intensity fiber Al-alloy power cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20171118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |