CN204178784U - A kind of refractory shielded cable - Google Patents
A kind of refractory shielded cable Download PDFInfo
- Publication number
- CN204178784U CN204178784U CN201420555125.6U CN201420555125U CN204178784U CN 204178784 U CN204178784 U CN 204178784U CN 201420555125 U CN201420555125 U CN 201420555125U CN 204178784 U CN204178784 U CN 204178784U
- Authority
- CN
- China
- Prior art keywords
- cable
- inner sheath
- layer
- outside
- cavity
- Prior art date
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- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229920002401 polyacrylamide Polymers 0.000 claims abstract description 5
- 239000000919 ceramic Substances 0.000 claims abstract description 4
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 4
- 239000004945 silicone rubber Substances 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 230000006750 UV protection Effects 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 229920000098 polyolefin Polymers 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 230000003746 surface roughness Effects 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 4
- 241000283984 Rodentia Species 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 235000015110 jellies Nutrition 0.000 description 2
- 239000008274 jelly Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of refractory shielded cable, comprise: the four large cable cores of bundle and four bundle small cable cores, inner sheath, described inner sheath limits a cavity, drain wire, described drain wire is embedded in described inner sheath, and extend along cable axle, fireprotection layer, be arranged in described cavity, each described chamber has been configured large cable core or small cable core, acrylamide polymer type water resistant yarn is filled at the remaining space of described chamber, and fire-resisting ceramic silicone rubber layer, outer shielding layer, steel-tape armouring layer and antiultraviolet oversheath are coated on the outside of described inner sheath from the inside to the outside successively, the utility model improves cable in prior art, and preparing can antiultraviolet, pliability is high, fire-resistant, resistance to wear is strong and shield effectiveness is good cable.
Description
Technical field
The utility model relates to electric wire field, is specially a kind of refractory shielded cable.
Background technology
Cable directly can be transferred to electric energy power consumption equipment from the distributor point of electric power system, has the functions such as measurement, control and signal transmission, is mainly used in industry and daily life.
Along with the fast development of China electric power industry, the requirement of power industry to cable is more and more higher, during traditional cable breaking out of fire, fire resistance period is short, is easy to breaking out of fire, also not wear-resisting, simultaneously along with industrial use is towards general purpose expansion, the electromagnetic wave leaked in cable usually can disturb the operation of other electronic equipment, more seriously, is in stronger electromagnetic wave for a long time, can work the mischief to health, traditional cable can not meet the needs of development; How cable in prior art is improved, prepare lightweight, that diameter is little, high temperature resistant, resistance to wear good and shield effectiveness is good cable, become this area technical issues that need to address.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of refractory shielded cable, this cable has that resistance to wear is high, shield effectiveness good, fire-resistant time limit for length, resist the advantage that ultraviolet is oxidized crust.
For achieving the above object, the technical scheme that the utility model provides is:
A kind of refractory shielded cable, comprising:
The four large cable cores of bundle and four bundle small cable cores, described large cable core and small cable core comprise many silver-plated soft circular copper wires, internal shields arranging from inside to outside, and described many silver-plated soft circular copper wires are mutually stranded, and described internal shield is set in outside described many silver-plated soft circular copper wires;
Inner sheath is alundum tube, and described inner sheath limits a cavity, and described cavity extends along cable axle;
Drain wire, described drain wire is embedded in described inner sheath, and extends along cable axle;
Fireprotection layer, be arranged in described cavity, described fireprotection layer defines at least part of wall described cavity being divided into multiple chamber, each described chamber has been configured large cable core or small cable core, acrylamide polymer type water resistant yarn is filled at the remaining space of described chamber, wherein, described fireprotection layer is flame-proof PVC band; And
Fire-resisting ceramic silicone rubber layer, outer shielding layer, steel-tape armouring layer and antiultraviolet oversheath are coated on the outside of described inner sheath from the inside to the outside successively;
Wherein, described outer shielding layer comprises transparent plate body and shielding part, and described shielding part is embedded in transparent plate body, and this shielding part comprises some horizontal lines of connection interlaced with each other and some ordinates.
Preferably, being also coated with insulating barrier outside described Hawser in-core screen, is thermoplasticity anti-electrostation material.
Preferably, described transparent plate body is made up of transparent plastic.
Preferably, described horizontal line and described ordinate are cross-linked place, and described ordinate runs through by described horizontal line.
Preferably, described antiultraviolet oversheath is made up of CMP level high flame resistance, low smoke Halogen cross-linked polyolefin, surface spraying one deck ultraviolet protection film.
Preferably, described internal shield is that heat ray-shielding material is made.
Preferably, in described silver-plated soft circular copper wire, silver-colored thickness is 2-2.4um, and described copper line surface roughness is less than 0.5um.
Refractory shielded cable described in the utility model, has following beneficial effect:
The first, surface of outer sheath is coated with ultraviolet protection film, can reach more than 96.3% to rate of ultraviolet shield, prevents ultraviolet to the corrosion of oversheath, becomes fragile, and increases the useful life of cable;
The second, outer shielding layer adopts transparent plate body and shielding part composition, and shielding part adopts crisscross mode to connect, and has both saved the use amount of shielding part material, has not also affected shield effectiveness;
Three, oversheath and steel-tape armouring layer have good protection against rodents property and resistance to wear;
Four, fill up acrylamide polymer type water resistant yarn at the vacant place of cable chamber, when cable meets water or moisture, can absorb moisture rapidly, form jelly sealing, water blocking rate is high, thus ensures the safe operation of cable;
Five, oversheath is made up of CMP level high flame resistance, low smoke Halogen cross-linked polyolefin, solves the problem of midium voltage cable fire resistance difference, and technique is more simple, also more cost-saving;
Six, in inner sheath, drain wire is added, thunder and lightning can be avoided directly to hit cable, the thunderbolt energy that thermal effect and mechanical effect produce on cable can be alleviated, even if thunder and lightning punctures soil, to cable discharge, drain wire can reduce the extent of damage of thunderbolt to cable, and reduces the lightning current flowing into cable;
Seven, adopt large small cable core and conductor to adopt silver-plated soft circular copper wire, increase the softness of cable, more easily regulate the shape of cable as required.
Accompanying drawing explanation
Fig. 1 is the structural representation of refractory shielded cable described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification word to make those skilled in the art.
As shown in Figure 1, a kind of refractory shielded cable, it by:
The large cable core 4 of four bundles and four bundle small cable cores 14 form, described large cable core 4 and small cable core 14 comprise the many silver-plated soft circular copper wires 3 stranded internal shield 1 be made up of heat ray-shielding material extending along cable axle and be set in outside many silver-plated soft circular copper wires 3 mutually arranged from inside to outside, wherein, also being coated with insulating barrier 2 outside large cable core 4 internal shield 1, is thermoplasticity anti-electrostation material.
In silver-plated soft circular copper wire 3, silver-colored thickness is 2-2.4um, and described copper line surface roughness is less than 0.5um;
Inner sheath 9 is alundum tube, and described inner sheath 9 limits a cavity extended along cable axle;
Drain wire 6, described drain wire is embedded in described inner sheath 9, and extend along cable axle, thunder and lightning can be avoided directly to hit cable, the thunderbolt energy that thermal effect and mechanical effect produce on cable can be alleviated, even if thunder and lightning punctures soil, to cable discharge, drain wire can reduce the extent of damage of thunderbolt to cable, and reduces the lightning current flowing into cable;
Fireprotection layer 5, be made up of flame-proof PVC band, be arranged in described cavity, described cavity be divided into 8 chambers, wherein 4 chamber configuration large cable core 4 other 4 chamber configuration small cable core 14, acrylamide polymer type water resistant yarn 7 is filled at the remaining space of described chamber, when cable meets water or moisture, moisture can be absorbed rapidly, form jelly sealing, water blocking rate is high, thus ensures the safe operation of cable;
And fire-resisting ceramic silicone rubber layer 10, outer shielding layer 11, steel-tape armouring layer 12 and antiultraviolet oversheath 13 are coated on the outside of described inner sheath 9 from the inside to the outside successively, oversheath and steel-tape armouring layer have good protection against rodents property and resistance to wear;
Wherein, described outer shielding layer 11 comprises the transparent plate body and shielding part be made up of transparent plastic, described shielding part is embedded in transparent plate body, this shielding part comprises some horizontal lines of connection interlaced with each other and some ordinates, described horizontal line and described ordinate are cross-linked place, described ordinate runs through by described horizontal line, has both saved the use amount of shielding part material, and has not also affected shield effectiveness.
Described antiultraviolet oversheath 13 is made up of CMP level high flame resistance, low smoke Halogen cross-linked polyolefin, solve the problem of midium voltage cable fire resistance difference, technique is simpler, also more cost-saving, surface spraying one deck ultraviolet protection film, can reach more than 96.3% to rate of ultraviolet shield, prevents ultraviolet to the corrosion of oversheath, become fragile, increase the useful life of cable.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification and execution mode utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (7)
1. a refractory shielded cable, is characterized in that, comprising:
The four large cable cores of bundle and four bundle small cable cores, described large cable core and small cable core comprise many silver-plated soft circular copper wires, internal shields arranging from inside to outside, and described many silver-plated soft circular copper wires are mutually stranded, and described internal shield is set in outside described many silver-plated soft circular copper wires;
Inner sheath is alundum tube, and described inner sheath limits a cavity, and described cavity extends along cable axle;
Drain wire, described drain wire is embedded in described inner sheath, and extends along cable axle;
Fireprotection layer, be arranged in described cavity, described fireprotection layer defines at least part of wall described cavity being divided into multiple chamber, each described chamber has been configured large cable core or small cable core, acrylamide polymer type water resistant yarn is filled at the remaining space of described chamber, wherein, described fireprotection layer is flame-proof PVC band; And
Fire-resisting ceramic silicone rubber layer, outer shielding layer, steel-tape armouring layer and antiultraviolet oversheath are coated on the outside of described inner sheath from the inside to the outside successively;
Wherein, described outer shielding layer comprises transparent plate body and shielding part, and described shielding part is embedded in transparent plate body, and this shielding part comprises some horizontal lines of connection interlaced with each other and some ordinates.
2. cable as claimed in claim 1, it is characterized in that, be also coated with insulating barrier outside described Hawser in-core screen, is thermoplasticity anti-electrostation material.
3. cable as claimed in claim 1, it is characterized in that, described transparent plate body is made up of transparent plastic.
4. cable as claimed in claim 3, it is characterized in that, described horizontal line and described ordinate are cross-linked place, and described ordinate runs through by described horizontal line.
5. cable as claimed in claim 1, it is characterized in that, described antiultraviolet oversheath is made up of CMP level high flame resistance, low smoke Halogen cross-linked polyolefin, surface spraying one deck ultraviolet protection film.
6. cable as claimed in claim 1, it is characterized in that, described internal shield is that heat ray-shielding material is made.
7. cable as claimed in claim 1, it is characterized in that, in described silver-plated soft circular copper wire, silver-colored thickness is 2-2.4um, and described copper line surface roughness is less than 0.5um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555125.6U CN204178784U (en) | 2014-09-25 | 2014-09-25 | A kind of refractory shielded cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555125.6U CN204178784U (en) | 2014-09-25 | 2014-09-25 | A kind of refractory shielded cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204178784U true CN204178784U (en) | 2015-02-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420555125.6U Expired - Fee Related CN204178784U (en) | 2014-09-25 | 2014-09-25 | A kind of refractory shielded cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204178784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508650A (en) * | 2020-04-26 | 2020-08-07 | 淮南文峰航天电缆有限公司 | Cold-resistant and anti-magnetic interference data transmission cable |
-
2014
- 2014-09-25 CN CN201420555125.6U patent/CN204178784U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508650A (en) * | 2020-04-26 | 2020-08-07 | 淮南文峰航天电缆有限公司 | Cold-resistant and anti-magnetic interference data transmission 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: 20150225 |