CN205845571U - A kind of rated voltage 1kV and the three core extrusion insulating power cables of 3kV - Google Patents
A kind of rated voltage 1kV and the three core extrusion insulating power cables of 3kV Download PDFInfo
- Publication number
- CN205845571U CN205845571U CN201620665396.6U CN201620665396U CN205845571U CN 205845571 U CN205845571 U CN 205845571U CN 201620665396 U CN201620665396 U CN 201620665396U CN 205845571 U CN205845571 U CN 205845571U
- Authority
- CN
- China
- Prior art keywords
- exhausting pipe
- heat exhausting
- rated voltage
- power cables
- insulating power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
This utility model relates to field of cables, discloses the three core extrusion insulating power cables of a kind of rated voltage 1kV and 3kV, including three singles, three nylon ropes, interior heat exhausting pipe, obturator, fire-retardant band, waterproof ventilated membrane, outer heat exhausting pipe and oversheath；Single is made up of copper conductor and the insulating barrier being coated on copper conductor outer surface；Single, nylon rope are wound in interior heat exhausting pipe outer surface；Fire-retardant band is coated on single outer surface；Obturator is filled in the space between fire-retardant band and single, nylon rope, interior heat exhausting pipe；Waterproof ventilated membrane is coated on fire-retardant band outer surface, and outer heat exhausting pipe is sheathed on waterproof and breathable film outer surface；Oversheath is coated on outer heat exhausting pipe outer surface；Outer heat exhausting pipe is provided with heat extraction hole.Three core extrusion insulating power cables of the present utility model are provided with heat abstraction structure, it is possible to are got rid of by the heat that cable self produces in time, reduce temperature, improve security performance；This cable can also anti-extrusion, rub resistance simultaneously.
Description
Technical field
This utility model relates to field of cables, particularly relates to the three core extruded insulation electric power of a kind of rated voltage 1kV and 3kV
Cable.
Background technology
In recent years, the electric utility development of China, the demand of cable is very big, simultaneously for cable requirement also
More and more higher.
The Chinese patent of Application No. 201320074018.7 discloses a kind of rated voltage 1kV copper clad aluminum conductor and extrudes absolutely
Edge power cable, including the sheath in outside, is followed successively by armor, belting layer, has four groups of tape insulations in belting layer inside sheath
The wire of layer, described often group wire is made up of the many copper cladding aluminum conductors pressing structure, and often organizes conductor cross-section in fan-shaped shape
Shape, the cross section of every copper cladding aluminum conductor is abnormity.Between internal compact, each wire of each conductor structure of cable of the present utility model
Tight, with aluminum for copper, amount of copper consuming little, low cost.
But above-mentioned cable there is also deficiency, cable, after working long hours, can produce amount of heat, owing to battery core is tight
Extruding, causes thermal accumlation to be difficult to disperse, it is easy to initiation fire.
The Chinese patent of Application No. 201220520006.8 discloses a kind of rated voltage 1kV high temperature resistant extruded insulation electricity
Power cable, including heart yearn and insulating barrier, outside heart yearn, tight coated insulation layer forms single-phase cable, and single-phase cable is three or four
Being combined into the high temperature resistant extrusion insulating power cable of 1kV, three or four single-phase cables are equilateral triangle or square arrangement, electricity
Power cable external spiral is wound with thermal insulation layer, and thermal insulation layer is externally provided with overcoat.This cable adds thermal insulation layer, it is to avoid high ambient temperature
Impact on insulating performance of cable, has simple in construction and the feature of length in service life, is suitable for using in high temperature place.
Though the thermal insulation layer that above-mentioned cable is arranged, its purpose Main Function is the heat outside isolation, and be not
Discharge the heat that cable self produces.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides three cores of a kind of rated voltage 1kV and 3kV and extrudes absolutely
Edge power cable.Three core extrusion insulating power cables of the present utility model are provided with heat abstraction structure, it is possible to produced by cable self in time
Raw heat is got rid of, and reduces temperature, improves security performance；This cable can also anti-extrusion, rub resistance simultaneously.
Concrete technical scheme of the present utility model is: a kind of rated voltage 1kV and the three core extruded insulation electric power electricity of 3kV
Cable, including three singles, three nylon ropes, interior heat exhausting pipe, obturator, fire-retardant band, waterproof ventilated membrane, outer heat exhausting pipes
And oversheath；Described single is made up of copper conductor and the insulating barrier being coated on described copper conductor outer surface；With described interior heat exhausting pipe
Centered by, described single, nylon rope are wound in interior heat exhausting pipe outer surface；Described fire-retardant band is coated on described single outer surface；
Described obturator is filled in the space between fire-retardant band and single, nylon rope, interior heat exhausting pipe；Described waterproof ventilated membrane is coated on
Fire-retardant band outer surface, described outer heat exhausting pipe is sheathed on waterproof and breathable film outer surface；Described oversheath is coated on outside outer heat exhausting pipe
Surface；Described outer heat exhausting pipe is provided with heat extraction hole.
This utility model is provided with interior heat exhausting pipe and outer heat exhausting pipe, it is possible to play the effect of heat extraction, when cable operates for a long time
After producing amount of heat, on the one hand, heat runs off from interior heat exhausting pipe, and on the other hand, heat is derived by heat extraction hole, and then dissipate
It is dealt into Exterior cable.The setting of waterproof ventilated membrane, it is possible on the basis of keeping water proofing property, it is ensured that the breathability within cable,
Improve radiating efficiency.
As preferably, described heat extraction hole is positioned at the aperture of outer heat exhausting pipe inner surface more than the hole being positioned at outer heat exhausting pipe outer surface
Footpath.In the aperture in heat extraction hole big outer the least, it is possible to play waterproof action.
As preferably, the diameter of described nylon rope is less than the diameter of single, and single, the alternate winding of nylon rope.
As preferably, the outer surface of described interior heat exhausting pipe is corrugated.Interior heat exhausting pipe outer surface is corrugated can be increased
Single and the nylon rope frictional force when being wound around, prevent battery core from loosening, improve anti-extrusion ability.
As preferably, the outer surface of described outer heat exhausting pipe is corrugated.Outer heat exhausting pipe outer surface is corrugated can be increased
And the frictional force between oversheath, prevents from loosening.
As preferably, the outer surface of described oversheath is provided with some directions and cable wear-resistant pressure-resistant bar in the same direction.
When cable is drawn on ground, wear-resistant pressure-resistant bar directly contacts with ground, it is possible to prevent cable main to be worn；When
When cable is squeezed, wear-resistant pressure-resistant bar can cushioning effect；In addition the setting of wear-resistant pressure-resistant bar can also increase several electricity
Frictional force during cable binding, is difficult to loosen.
As preferably, described wear-resistant pressure-resistant bar is elastomeric material.
As preferably, described wear-resistant pressure-resistant bar is uniformly distributed in the circumferential surface of oversheath.
Being compared with the prior art, the beneficial effects of the utility model are: three core extruded insulation electric power electricity of the present utility model
Cable is provided with heat abstraction structure, it is possible to is got rid of by the heat that cable self produces in time, reduces temperature, improves security performance；Should simultaneously
Cable can also anti-extrusion, rub resistance.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Reference is: copper conductor 1, insulating barrier 2, nylon rope 3, interior heat exhausting pipe 4, obturator 5, fire-retardant band 6, waterproof
Air film 7, outer heat exhausting pipe 8, oversheath 9, heat extraction hole 10, wear-resistant pressure-resistant bar 11.
Detailed description of the invention
Below in conjunction with embodiment, the utility model will be further described.Device involved in this utility model,
Connection structure and method, if without refering in particular to, being device well known in the art, connection structure and method.
Embodiment 1
As shown in Figure 1: a kind of rated voltage 1kV and the three core extrusion insulating power cables of 3kV, including three singles, three
3, interior heat exhausting pipe 4 of root nylon rope, obturator 5, fire-retardant band 6, waterproof ventilated membrane 7, outer heat exhausting pipe 8 and oversheath 9.
Described single is made up of copper conductor 1 and the insulating barrier 2 being coated on described copper conductor outer surface.With described interior heat exhausting pipe
Centered by, described single, nylon rope are alternate is wound in interior heat exhausting pipe outer surface, and the diameter of nylon rope is less than the diameter of single.Institute
State fire-retardant band and be coated on described single outer surface；Described obturator is filled in fire-retardant band and single, nylon rope, interior heat exhausting pipe
Between space；Described waterproof ventilated membrane is coated on fire-retardant band outer surface, and described outer heat exhausting pipe is sheathed on outside waterproof ventilated membrane
Surface.Described oversheath is coated on outer heat exhausting pipe outer surface.Described outer heat exhausting pipe is provided with heat extraction hole 10.Described heat extraction hole is positioned at
The aperture of outer heat exhausting pipe inner surface is more than the aperture being positioned at outer heat exhausting pipe outer surface.The outer surface of described oversheath is provided with 6 sides
To the wear-resistant pressure-resistant bar 11 with cable elastomeric material in the same direction.Described wear-resistant pressure-resistant bar is uniformly distributed in the circumference table of oversheath
Face.
Additionally, the outer surface of described interior heat exhausting pipe is corrugated.The outer surface of described outer heat exhausting pipe is corrugated.
Embodiment 2
In the present embodiment, the quantity of described wear-resistant pressure-resistant bar is 4.
Embodiment 3
In the present embodiment, the quantity of described wear-resistant pressure-resistant bar is 8.
The above, be only preferred embodiment of the present utility model, not impose any restrictions this utility model, every
Any simple modification, change and equivalent structure transformation above example made according to this utility model technical spirit, the most still
Belong to the protection domain of technical solutions of the utility model.
Claims (8)
1. rated voltage 1kV and the three core extrusion insulating power cables of 3kV, it is characterised in that: include three singles, three
Nylon rope (3), interior heat exhausting pipe (4), obturator (5), fire-retardant band (6), waterproof ventilated membrane (7), outer heat exhausting pipe (8) and outer
Sheath (9)；Described single is by copper conductor (1) and is coated on the insulating barrier (2) of described copper conductor outer surface and constitutes；With described interior row
Centered by heat pipe, described single, nylon rope are wound in interior heat exhausting pipe outer surface；Described fire-retardant band is coated on described single appearance
Face；Described obturator is filled in the space between fire-retardant band and single, nylon rope, interior heat exhausting pipe；Described waterproof ventilated membrane bag
Being overlying on fire-retardant band outer surface, described outer heat exhausting pipe is sheathed on waterproof and breathable film outer surface；Described oversheath is coated on outer heat extraction
Tube outer surface；Described outer heat exhausting pipe is provided with heat extraction hole (10).
A kind of rated voltage 1kV the most as claimed in claim 1 and the three core extrusion insulating power cables of 3kV, it is characterised in that
Described heat extraction hole is positioned at the aperture of outer heat exhausting pipe inner surface more than the aperture being positioned at outer heat exhausting pipe outer surface.
A kind of rated voltage 1kV the most as claimed in claim 1 and the three core extrusion insulating power cables of 3kV, it is characterised in that
The diameter of described nylon rope is less than the diameter of single, and single, the alternate winding of nylon rope.
A kind of rated voltage 1kV the most as claimed in claim 1 and the three core extrusion insulating power cables of 3kV, it is characterised in that
The outer surface of described interior heat exhausting pipe is corrugated.
5. a kind of rated voltage 1kV as described in one of claim 1-4 and the three core extrusion insulating power cables of 3kV, it is special
Levying and be, the outer surface of described outer heat exhausting pipe is corrugated.
6. a kind of rated voltage 1kV as described in one of claim 1-4 and the three core extrusion insulating power cables of 3kV, it is special
Levying and be, the outer surface of described oversheath is provided with some directions and cable wear-resistant pressure-resistant bar (11) in the same direction.
A kind of rated voltage 1kV the most as claimed in claim 6 and the three core extrusion insulating power cables of 3kV, it is characterised in that
Described wear-resistant pressure-resistant bar is elastomeric material.
A kind of rated voltage 1kV the most as claimed in claim 6 and the three core extrusion insulating power cables of 3kV, it is characterised in that
Described wear-resistant pressure-resistant bar is uniformly distributed in the circumferential surface of oversheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665396.6U CN205845571U (en) | 2016-06-24 | 2016-06-24 | A kind of rated voltage 1kV and the three core extrusion insulating power cables of 3kV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665396.6U CN205845571U (en) | 2016-06-24 | 2016-06-24 | A kind of rated voltage 1kV and the three core extrusion insulating power cables of 3kV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205845571U true CN205845571U (en) | 2016-12-28 |
Family
ID=57620623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620665396.6U Expired - Fee Related CN205845571U (en) | 2016-06-24 | 2016-06-24 | A kind of rated voltage 1kV and the three core extrusion insulating power cables of 3kV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205845571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492419A (en) * | 2017-08-04 | 2017-12-19 | 浙江雅迪机车有限公司 | One kind ventilation waterproof high-temperature electric cable and electric bicycle |
-
2016
- 2016-06-24 CN CN201620665396.6U patent/CN205845571U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492419A (en) * | 2017-08-04 | 2017-12-19 | 浙江雅迪机车有限公司 | One kind ventilation waterproof high-temperature electric cable and electric bicycle |
| CN107492419B (en) * | 2017-08-04 | 2024-03-01 | 浙江雅迪机车有限公司 | Ventilating waterproof high-temperature cable and electric bicycle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205609261U (en) | Resistant high low temperature and acid and alkali corrosion resistance's super gentle solar photovoltaic cable | |
| CN205845570U (en) | A kind of heat radiation Anti-pressure three core aluminium alloy power cable | |
| CN202258525U (en) | Fireproof and waterproof flexible direct-current power transmission cable | |
| CN108986959A (en) | A kind of armouring high-strength cable | |
| CN205845571U (en) | A kind of rated voltage 1kV and the three core extrusion insulating power cables of 3kV | |
| CN205645380U (en) | Open -air corrosion -resistant tension cable of environmental protection temperature resistant for engineer operation | |
| CN202855413U (en) | Single-core power cable used for offshore aerogenerator | |
| CN202887850U (en) | Multi-core power cable for offshore wind-driven generator | |
| CN202694975U (en) | Power cable special for oil well | |
| CN205845572U (en) | A kind of single extrusion insulating power cable of rated voltage 1kv and 3kv | |
| CN201222378Y (en) | Medium-pressure power cable with water tree resistance performance | |
| CN203607131U (en) | Novel soft wire cable | |
| CN203085203U (en) | A waterproof and fireproof cable | |
| CN106683782A (en) | Temperature reducing type electric power and signal composite cable | |
| CN205845569U (en) | A kind of rated voltage 1kv and the six core extrusion insulating power cables of 3kv | |
| CN205845547U (en) | A kind of heat radiation Anti-pressure single aluminium alloy power cable | |
| CN201758017U (en) | Low-smoke halogen-free environment-friendly flame-retardant intrinsic safety system control cable | |
| CN204375475U (en) | A kind of water-blocking moistureproof power cable | |
| CN2826627Y (en) | Nuclear island cable for nuclear power station | |
| CN209912578U (en) | Novel cold-resistant cable | |
| CN206489891U (en) | Tension graphene composite cable | |
| CN201893161U (en) | Soft type low smoke zero halogen cable for ship | |
| CN211208073U (en) | Power line with good insulating property | |
| CN104517676A (en) | Cold-resistant and twisting-resistant cable with copper-clad aluminum core | |
| CN204632410U (en) | Aluminium alloy conductor crosslinked polyetylene insulated aluminum alloy strip interlocking open armoring power cable |
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: 20161228 Termination date: 20200624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |