CN205845569U - A kind of rated voltage 1kv and the six core extrusion insulating power cables of 3kv - Google Patents
A kind of rated voltage 1kv and the six core extrusion insulating power cables of 3kv Download PDFInfo
- Publication number
- CN205845569U CN205845569U CN201620660914.5U CN201620660914U CN205845569U CN 205845569 U CN205845569 U CN 205845569U CN 201620660914 U CN201620660914 U CN 201620660914U CN 205845569 U CN205845569 U CN 205845569U
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- exhausting pipe
- fire
- coated
- rated voltage
- power cables
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Abstract
This utility model relates to field of cables, discloses the six core extrusion insulating power cables of a kind of rated voltage 1kv and 3kv, including six roots of sensation single, nylon rope, 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；Centered by nylon rope, single is wound in nylon rope 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；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.Six 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 six 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 six cores of a kind of rated voltage 1kv and 3kv and extrudes absolutely
Edge power cable.Six 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 six core extruded insulation electric power electricity of 3kv
Cable, it is characterised in that: include six roots of sensation single, nylon rope, obturator, fire-retardant band, waterproof ventilated membrane, outer heat exhausting pipe and outer
Sheath；Described single is made up of copper conductor and the insulating barrier being coated on described copper conductor outer surface；Centered by described nylon rope,
Described single is wound in nylon rope outer surface；Described fire-retardant band is coated on single outer surface；Described obturator is filled in fire-retardant
Space between band and single, nylon rope；Described waterproof ventilated membrane is coated on fire-retardant band outer surface, described outer heat extraction pipe box
It is located at waterproof and breathable film outer surface；Described oversheath is coated on outer heat exhausting pipe outer surface；Described outer heat exhausting pipe is provided with heat extraction hole.
When cable vertical hanging, need to bear the weight of self, the hot strength of cable itself is required the highest, setting of nylon rope
Put, it is possible to strengthen the hot strength of cable, prevent fracture.
This utility model is provided with outer heat exhausting pipe, it is possible to play the effect of heat extraction, when cable operates the big calorimetric of generation for a long time
After amount, heat is derived by heat extraction hole, and then is dispersed into Exterior cable.The setting of waterproof ventilated membrane, it is possible to keeping water proofing property
On the basis of, it is ensured that the breathability within cable, improves 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 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.Work as cable
When ground is drawn, wear-resistant pressure-resistant bar directly contacts with ground, it is possible to prevent cable main to be worn；When cable is squeezed
Time, wear-resistant pressure-resistant bar can cushioning effect；The rubbing when setting of wear-resistant pressure-resistant bar can also increase several cables binding in addition
Wiping power, 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: six 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, obturator 4, fire-retardant band 5, waterproof ventilated membrane 6, outer row
Heat pipe 7, oversheath 8, heat extraction hole 9, wear-resistant pressure-resistant bar 10.
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 six core extrusion insulating power cables of 3kv, including six roots of sensation single, one
Root nylon rope 3, obturator 4, fire-retardant band 5, waterproof ventilated membrane 6, outer heat exhausting pipe 7 and oversheath 8.
Described single is made up of copper conductor 1 and the insulating barrier 2 being coated on described copper conductor outer surface.With described nylon rope it is
Center, described single is wound in nylon rope outer surface；Described fire-retardant band is coated on single outer surface；Described obturator is filled in
Space between fire-retardant band and single, nylon rope；Described waterproof ventilated membrane is coated on fire-retardant band outer surface, described outer heat extraction
Pipe box is located at waterproof and breathable film outer surface；Described oversheath is coated on outer heat exhausting pipe outer surface；Described outer heat exhausting pipe is provided with row
Hot hole 9.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.Described outer row
The outer surface of heat pipe is corrugated.The outer surface of oversheath is provided with six directions and cable wear-resistant pressure-resistant bar 10 in the same direction.Described
Wear-resistant pressure-resistant bar is elastomeric material, and wear-resistant pressure-resistant bar is uniformly distributed in the circumferential surface of oversheath.
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 (6)
1. rated voltage 1kv and the six core extrusion insulating power cables of 3kv, it is characterised in that: include six roots of sensation single, one
Nylon rope (3), obturator (4), fire-retardant band (5), waterproof ventilated membrane (6), outer heat exhausting pipe (7) and oversheath (8)；Described single
By copper conductor (1) be coated on the insulating barrier (2) of described copper conductor outer surface and constitute；Centered by described nylon rope, described list
Core is wound in nylon rope outer surface；Described fire-retardant band is coated on single outer surface；Described obturator be filled in fire-retardant band with
Space between single, nylon rope；Described waterproof ventilated membrane is coated on fire-retardant band outer surface, and described outer heat exhausting pipe is sheathed on anti-
Water ventilated membrane outer surface；Described oversheath is coated on outer heat exhausting pipe outer surface；Described outer heat exhausting pipe is provided with heat extraction hole (9).
A kind of rated voltage 1kv the most as claimed in claim 1 and the six 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 six core extrusion insulating power cables of 3kv, it is characterised in that
The outer surface of described outer heat exhausting pipe is corrugated.
4. a kind of rated voltage 1kv as described in one of claim 1-3 and the six 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 (10) in the same direction.
A kind of rated voltage 1kv the most as claimed in claim 4 and the six 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 4 and the six 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 |
|---|---|---|---|
| CN201620660914.5U CN205845569U (en) | 2016-06-24 | 2016-06-24 | A kind of rated voltage 1kv and the six core extrusion insulating power cables of 3kv |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620660914.5U CN205845569U (en) | 2016-06-24 | 2016-06-24 | A kind of rated voltage 1kv and the six core extrusion insulating power cables of 3kv |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205845569U true CN205845569U (en) | 2016-12-28 |
Family
ID=57621451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620660914.5U Expired - Fee Related CN205845569U (en) | 2016-06-24 | 2016-06-24 | A kind of rated voltage 1kv and the six core extrusion insulating power cables of 3kv |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205845569U (en) |
-
2016
- 2016-06-24 CN CN201620660914.5U patent/CN205845569U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20200624 |