CN209071040U - A kind of low cigarette is without chimney power cable with cross-linked polyethylene insulation - Google Patents
A kind of low cigarette is without chimney power cable with cross-linked polyethylene insulation Download PDFInfo
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- CN209071040U CN209071040U CN201822089616.7U CN201822089616U CN209071040U CN 209071040 U CN209071040 U CN 209071040U CN 201822089616 U CN201822089616 U CN 201822089616U CN 209071040 U CN209071040 U CN 209071040U
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- layer
- metal cap
- outside
- insulating layer
- radiating fin
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Abstract
The utility model discloses a kind of low cigarettes without chimney power cable with cross-linked polyethylene insulation, including cable body, the inside of cable body is equipped with core, the outside of core is coated with the first insulating layer, the outside of first insulating layer is equipped with fixing layer, the outside of fixing layer is equipped with second insulating layer, the outside of second insulating layer is equipped with antistatic layer, the outside of antistatic layer is equipped with anti-corrosion layer, the outside of anti-corrosion layer is equipped with waterproof layer, the outer wall of waterproof layer is equipped with the first metal cap, the outside of first metal cap is equipped with the second metal cap, the outside of second metal cap is equipped with sunscreen layer, radiating fin is equipped between second metal cap and sunscreen layer, the bottom end of radiating fin is fixedly welded on the fascia edge of the second metal cap.Radiating fin in the utility model can shed the heat inside cable body, prevent cable body from generating overheat and burning, while when sunscreen layer can prevent sunlight to be radiated on cable body, to cause cable temperature to increase excessively high.
Description
Technical field
The utility model relates to power cable with cross-linked polyethylene insulation technical field, specially a kind of low cigarette is poly- without chimney crosslinking
Ethylene insulated power cable.
Background technique
In power circuit, cable proportion is just gradually increased.Power cable is in the basic routing line of electric system
Transmitting and distribute the cable product of high-power power, including 1-500KV and more than various voltage class, various insulation
Power cable, but it there are still following drawbacks in actual use:
Erecting cable will be subjected to being exposed to the sun for daylight in the air high for a long time in scorching summer in cable one day, thus
So that cable temperature increase it is excessively high, and it is exactly this when more, the current transmission of comparison that opens up of the cooling systems such as air-conditioning, fan
Excessively, cable itself can also generate heat, and when cable temperature is increased to the range that can bear beyond itself, cable will be burnt,
To influence to power.
For this purpose, we have proposed a kind of low cigarettes to solve above-mentioned drawback without chimney power cable with cross-linked polyethylene insulation.
Utility model content
The purpose of this utility model is to provide a kind of low cigarettes without chimney power cable with cross-linked polyethylene insulation, above-mentioned to solve
The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of low cigarette is crosslinked polyetylene insulated without chimney
The inside of power cable, including cable body, the cable body is equipped with core, and the outside of the core is coated with the first insulation
Layer, the outside of first insulating layer are equipped with fixing layer, and the outside of the fixing layer is equipped with second insulating layer, second insulation
The outside of layer is equipped with antistatic layer, and the outside of the antistatic layer is equipped with anti-corrosion layer, and the outside of anti-corrosion layer is equipped with waterproof layer,
The outer wall of waterproof layer is equipped with the first metal cap, and the outside of first metal cap is equipped with the second metal cap, second metal cap
Outside be equipped with sunscreen layer, radiating fin is equipped between second metal cap and sunscreen layer, the bottom end of the radiating fin is solid
Surely it is welded on the fascia edge of the second metal cap.
Preferably, the inside of the fixing layer is equipped with cavity, and the end face of the cavity is triangular structure, and the three of cavity
A side is connected to one end of fluting, and the other end of the fluting is in contact with the first insulating layer, second insulating layer.
Preferably, be fixed with support rod between second metal cap and the first metal cap, the support rod up and down
Surface is fixedly welded on the inner wall of the second metal cap and the outer wall of the first metal cap respectively.
Preferably, the support rod is wavelike structure, and the support rod is in equidistant in the fascia edge of the first metal cap
Annular array.
Preferably, the end face of the radiating fin is isosceles trapezoidal structure, and the radiating fin is equipped with multiple groups, described in multiple groups
Radiating fin is arranged in the fascia edge of the second metal cap in equidistant ring.
Compared with prior art, the utility model has the beneficial effects that the utility model structure setting is reasonable, it is functional
By force, it has the advantage that
1. the radiating fin in the utility model can shed the heat inside cable body, prevent cable body from generating
Heat and burn, while when sunscreen layer can prevent sunlight to be radiated on cable body, to cause cable temperature to increase excessively high；
2. being equipped with the support rod of arrangement wave-shaped between the first metal cap and the second metal cap in the utility model, branch
Strut may make the air interlayer for forming connection between the first metal cap and the second metal cap, air interlayer that can play thermal insulation separation
The effect of heat, slows down the rate that external heat is transmitted to inside cable body, so that cable body temperature be avoided to increase；
3. the inside of the fixing layer in the utility model is equipped with cavity, and three sides of cavity are mutually interconnected with fluting
Logical, the heat transfer so as to generate core itself is gone out.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram of support rod.
In figure: cable body 1, anti-corrosion layer 2, waterproof layer 3, sunscreen layer 4, the second metal cap 5, support rod 6, the first metal
Cover 7, radiating fin 8, core 9, cavity 10, antistatic layer 11, second insulating layer 12, the first insulating layer 13, fixing layer 14, fluting
15。
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1 to Fig. 2, the utility model provides a kind of technical solution: a kind of low cigarette is crosslinked polyetylene insulated without chimney
The inside of power cable, including cable body 1, cable body 1 is equipped with core 9, and the outside of core 9 is coated with the first insulating layer
13, the outside of the first insulating layer 13 is equipped with fixing layer 14, and the outside of fixing layer 14 is equipped with second insulating layer 12, second insulating layer 12
Outside be equipped with antistatic layer 11, the outside of antistatic layer 11 is equipped with anti-corrosion layer 2, and the outside of anti-corrosion layer 2 is equipped with waterproof layer
3, the outer wall of waterproof layer 3 is equipped with the first metal cap 7, and the outside of the first metal cap 7 is equipped with the second metal cap 5, the second metal cap 5
Outside is equipped with sunscreen layer 4, radiating fin 8 is equipped between the second metal cap 5 and sunscreen layer 4, the bottom end of radiating fin 8 is fixedly welded
In the fascia edge of the second metal cap 5.
Further, the inside of fixing layer 14 is equipped with cavity 10, and the end face of cavity 10 is triangular structure, and cavity 10
Three sides are connected to one end of fluting 15, and 15 other end of slotting is in contact with the first insulating layer 13, second insulating layer 12.
Further, support rod 6, the upper following table of support rod 6 are fixed between the second metal cap 5 and the first metal cap 7
Face is fixedly welded on the inner wall of the second metal cap 5 and the outer wall of the first metal cap 7 respectively.
Further, support rod 6 is wavelike structure, and support rod 6 is in equidistant ring in the fascia edge of the first metal cap 7
Arrangement.
Further, the end face of radiating fin 8 is isosceles trapezoidal structure, and radiating fin 8 is equipped with multiple groups, multiple groups radiating fin
8 the second metal cap 5 fascia edge in equidistant ring arrange.
Working principle: the radiating fin 8 in the utility model can shed the heat inside cable body 1, prevent cable
Ontology 1 generates overheat and burns, while sunscreen layer 4 can prevent sunlight from causing cable temperature to increase when being radiated on cable body 1
It is excessively high；
The support rod 6 of arrangement wave-shaped is equipped between the first metal cap 7 and the second metal cap 5 in the utility model,
Support rod 6 may make the air interlayer for forming connection between the first metal cap 7 and the second metal cap 5, air interlayer that can play
The effect of insulation slows down the rate that external heat is transmitted to inside cable body 1, to avoid 1 temperature liter of cable body
It is high；
The inside of fixing layer 14 in the utility model be equipped with cavity 10, and three sides of cavity 10 with 15 phases of slotting
Intercommunicated, the heat transfer so as to generate core 9 itself is gone out.
In conclusion the cable body 1 in the utility model can completely cut off outside heat while internal heat shedding, have
The temperature for reducing cable body 1 of effect, extends the service life of cable body 1, is suitble to promote.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of low cigarette is without chimney power cable with cross-linked polyethylene insulation, including cable body (1), it is characterised in that: the cable
The inside of ontology (1) is equipped with core (9), and the outside of the core (9) is coated with the first insulating layer (13), first insulating layer
(13) outside is equipped with fixing layer (14), and the outside of the fixing layer (14) is equipped with second insulating layer (12), second insulation
The outside of layer (12) is equipped with antistatic layer (11), and the outside of the antistatic layer (11) is equipped with anti-corrosion layer (2), anti-corrosion layer
(2) outside is equipped with waterproof layer (3), and the outer wall of waterproof layer (3) is equipped with the first metal cap (7), outside first metal cap (7)
Portion is equipped with the second metal cap (5), and the outside of second metal cap (5) is equipped with sunscreen layer (4), second metal cap (5) and
Radiating fin (8) are equipped between sunscreen layer (4), the bottom end of the radiating fin (8) is fixedly welded on the outer of the second metal cap (5)
Wall edge.
2. a kind of low cigarette according to claim 1 is without chimney power cable with cross-linked polyethylene insulation, it is characterised in that: described solid
The inside of given layer (14) is equipped with cavity (10), and the end face of the cavity (10) is triangular structure, and three sides of cavity (10)
Face is connected to one end of fluting (15), the other end and the first insulating layer (13), second insulating layer (12) of the fluting (15)
It is in contact.
3. a kind of low cigarette according to claim 1 is without chimney power cable with cross-linked polyethylene insulation, it is characterised in that: described
It is fixed between two metal caps (5) and the first metal cap (7) support rod (6), the upper and lower surface of the support rod (6) is solid respectively
Surely the inner wall of the second metal cap (5) and the outer wall of the first metal cap (7) are welded on.
4. a kind of low cigarette according to claim 3 is without chimney power cable with cross-linked polyethylene insulation, it is characterised in that: the branch
Strut (6) is wavelike structure, and the support rod (6) arranges in the fascia edge of the first metal cap (7) in equidistant ring.
5. a kind of low cigarette according to claim 1 is without chimney power cable with cross-linked polyethylene insulation, it is characterised in that: described to dissipate
The end face of hot fin (8) is isosceles trapezoidal structure, and the radiating fin (8) is equipped with multiple groups, and radiating fin (8) described in multiple groups is the
The fascia edge of two metal caps (5) is arranged in equidistant ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822089616.7U CN209071040U (en) | 2018-12-12 | 2018-12-12 | A kind of low cigarette is without chimney power cable with cross-linked polyethylene insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822089616.7U CN209071040U (en) | 2018-12-12 | 2018-12-12 | A kind of low cigarette is without chimney power cable with cross-linked polyethylene insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209071040U true CN209071040U (en) | 2019-07-05 |
Family
ID=67101614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822089616.7U Expired - Fee Related CN209071040U (en) | 2018-12-12 | 2018-12-12 | A kind of low cigarette is without chimney power cable with cross-linked polyethylene insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209071040U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111029015A (en) * | 2019-12-24 | 2020-04-17 | 安徽华能电缆股份有限公司 | Novel rat-proof power cable |
| CN112489868A (en) * | 2020-12-11 | 2021-03-12 | 国网河南省电力公司洛阳供电公司 | Sun-proof cable in many light areas |
-
2018
- 2018-12-12 CN CN201822089616.7U patent/CN209071040U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111029015A (en) * | 2019-12-24 | 2020-04-17 | 安徽华能电缆股份有限公司 | Novel rat-proof power cable |
| CN111029015B (en) * | 2019-12-24 | 2021-09-07 | 安徽华能电缆股份有限公司 | Novel rat-proof power cable |
| CN112489868A (en) * | 2020-12-11 | 2021-03-12 | 国网河南省电力公司洛阳供电公司 | Sun-proof cable in many light areas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190705 Termination date: 20191212 |