CN104681196B - A kind of power cable be applied to hot environment - Google Patents
A kind of power cable be applied to hot environment Download PDFInfo
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- CN104681196B CN104681196B CN201510109723.XA CN201510109723A CN104681196B CN 104681196 B CN104681196 B CN 104681196B CN 201510109723 A CN201510109723 A CN 201510109723A CN 104681196 B CN104681196 B CN 104681196B
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- heat insulation
- insulation cylinder
- cable core
- hot environment
- cable
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Abstract
The invention discloses a kind of power cable be applied to hot environment, including：Cable core, insulating barrier, screen layer and outer jacket that cable core includes conductor and is coated on conductor periphery from the inside to the outside successively, wherein, the outer peripheral face of outer jacket is provided with multiple grooves, and groove is distributed each along the peripheral annular of outer jacket；Also include heat insulation cylinder, heat insulation cylinder inner peripheral surface is provided with card adapter plate, heat insulation cylinder passes through the connection of the cooperation realization with groove for the card adapter plate and cable core, and forms venting cavity between heat insulation cylinder and cable core；It is additionally provided with thermal insulation layer in heat insulation cylinder；Card adapter plate is provided with multiple rows of passage, and the venting cavity of the both sides of card adapter plate is connected by passage；The outer peripheral face of heat insulation cylinder is provided with the air inlet with inner space.The cooperation that the present invention passes through heat insulation cylinder, heat insulating mattress and venting cavity can intercept heat in the outside of cable core, it is to avoid outside heat is transmitted to cable core, prevent outer jacket by high temperature melt, extend cable working time in hot environment.
Description
Technical field
The present invention relates to power transmission technology field, more particularly, to a kind of power cable be applied to hot environment.
Background technology
In iron and steel processing industry, the connection cable of motor typically requires bears high temperature resistant environment, and great majority connect electricity
Cable all cannot bear high-temperature baking, the phenomenon that external sheath layer is gradually melted by high temperature often, causes circuit phase fault
With shorted to earth fault, need to frequently change.When connection cable is changed, arise that production is stopped work, the cost of replacing
Relatively high, cause enterprise greatly to lose.
Content of the invention
The technical problem being existed based on above-mentioned background technology, the present invention proposes a kind of electricity of electric power be applied to hot environment
Cable, this power cable, in high-temperature work environment, can stop that outside heat is internally transmitted, and protect and be not subject to outside height inside cable
Temperature impact,, increases the service life moreover it is possible to reduce cable surface temperature by with other equipment cooperation meanwhile.
The present invention proposes a kind of power cable be applied to hot environment, including：Cable core, cable core include conductor and by
Interior to the outer insulating barrier being coated on conductor periphery successively, screen layer and outer jacket, wherein, the outer peripheral face of outer jacket is provided with multiple
Groove, on the arbitrary cross section of power cable, groove is distributed each along the peripheral annular of outer jacket；Also include heat insulation cylinder, every
Hot cylinder inner peripheral surface is provided with multiple card adapter plates being adapted to groove, and heat insulation cylinder passes through cooperation realization and the cable core of card adapter plate and groove
Connection, and between heat insulation cylinder and cable core formed venting cavity；It is additionally provided with thermal insulation layer, thermal insulation layer is fixed on heat-insulated in heat insulation cylinder
Cylinder inner peripheral surface on and thermal insulation layer thickness be less than venting cavity height；Card adapter plate is provided with multiple rows of passage, respectively arranges passage
Along the radial distribution of heat insulation cylinder, the venting cavity of the both sides of card adapter plate is connected by passage；The outer peripheral face of heat insulation cylinder be provided with
The air inlet of inner space.
Preferably, the two ends of venting cavity are provided with sealing gasket.
Preferably, air inlet be provided with multiple, each air inlet along heat insulation cylinder length direction distribution.
Preferably, it is plugged with heat-insulating plug in air inlet.
Preferably, thermal insulation layer relative insulation cylinder one side brush have tack coat, thermal insulation layer by tack coat be fixed on every
On the inner peripheral surface of hot cylinder.
Preferably, card adapter plate and heat insulation cylinder are formed in one structure.
In the present invention, multiple grooves are provided with the outer peripheral face of outer jacket, heat insulation cylinder inner peripheral surface are provided with multiple and recessed
The card adapter plate of groove adaptation, heat insulation cylinder passes through the connection of the cooperation realization with groove for the card adapter plate and cable core, and in heat insulation cylinder and cable
Form venting cavity between core, in heat insulation cylinder, be additionally provided with thermal insulation layer；Can be by heat by the cooperation of heat insulation cylinder, heat insulating mattress and venting cavity
Amount intercepts in the outside of cable core, it is to avoid outside heat is transmitted to cable core, prevents outer jacket by high temperature melt, extends cable in high temperature
Working time in environment；Meanwhile, the present invention is also provided with the air inlet with inner space on the outer peripheral face of heat insulation cylinder, can be with it
His equipment coordinates and is blown into cold air into heat insulation cylinder, reduces cable surface temperature, increases the service life.
Brief description
Fig. 1 is a kind of structural representation of power cable be applied to hot environment proposed by the present invention.
Specific embodiment
Below, by specific embodiment, technical scheme is described in detail.
As shown in figure 1, Fig. 1 is a kind of structural representation of power cable be applied to hot environment proposed by the present invention
Figure.
A kind of power cable be applied to hot environment proposing with reference to Fig. 1, the embodiment of the present invention, including：Cable core 1,
Cable core 1 includes conductor 11 and the insulating barrier 12 being coated on conductor 11 periphery from the inside to the outside successively, screen layer 13 and outer jacket 14, its
In, the outer peripheral face of outer jacket 14 is provided with multiple grooves, and on the arbitrary cross section of power cable, groove is each along outer jacket 14
Peripheral annular distribution；Also include heat insulation cylinder 2, integrally formed with multiple card adapter plates being adapted to groove on heat insulation cylinder 2 inner peripheral surface
21, heat insulation cylinder 2 passes through the connection of the cooperation realization with groove for the card adapter plate 21 and cable core 1, and between heat insulation cylinder 2 and cable core 1
Form venting cavity 3, the two ends of venting cavity 3 are provided with sealing gasket；It is additionally provided with thermal insulation layer 4, thermal insulation layer 4 is in relative insulation in heat insulation cylinder 2
Cylinder 2 one side brush have tack coat, thermal insulation layer 4 be fixed on the inner peripheral surface of heat insulation cylinder 2 by tack coat and thermal insulation layer 4 thickness
Height less than venting cavity 3；Card adapter plate 21 is provided with multiple rows of passage 5, respectively arranges passage 5 along the radial distribution of heat insulation cylinder 2,
The venting cavity 3 of the both sides of card adapter plate 21 is connected by passage 5；The outer peripheral face of heat insulation cylinder 2 is provided with the air inlet with inner space
22, air inlet 22 be provided with multiple, each air inlet 22 along heat insulation cylinder 2 length direction distribution and each air inlet 22 in be all plugged with
Heat-insulating plug 6.
Heat in the course of the work, can be intercepted by this cable by the cooperation of heat insulation cylinder 2, heat insulating mattress and venting cavity 3
The outside of cable core 1, it is to avoid outside heat is transmitted to cable core 1, prevents outer jacket 14 by high temperature melt, extends cable in hot environment
The middle working time；Meanwhile, the present invention is also provided with the air inlet 22 with inner space on the outer peripheral face of heat insulation cylinder 2, can be with it
His equipment coordinates and is blown into cold air into heat insulation cylinder 2, reduces cable surface temperature, increases the service life.
Additionally, this cable is in room temperature working environment, heat insulation cylinder 2 can also be removed.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (6)
1. a kind of power cable be applied to hot environment is it is characterised in that include：Cable core (1), cable core (1) includes conductor
(11) it is coated on and from the inside to the outside insulating barrier (12), screen layer (13) and the outer jacket (14) of conductor (11) periphery successively, wherein,
The outer peripheral face of outer jacket (14) is provided with multiple grooves, and on the arbitrary cross section of power cable, groove is each along outer jacket
(14) peripheral annular distribution；Also include heat insulation cylinder (2), heat insulation cylinder (2) inner peripheral surface is provided with multiple clampings being adapted to groove
Plate (21), heat insulation cylinder (2) passes through the connection of the cooperation realization with groove for the card adapter plate (21) and cable core (1), and in heat insulation cylinder (2)
Form venting cavity (3) and cable core (1) between；It is additionally provided with thermal insulation layer (4), thermal insulation layer (4) is fixed on heat insulation cylinder in heat insulation cylinder (2)
(2) on inner peripheral surface and thermal insulation layer (4) thickness be less than venting cavity (3) thickness；Card adapter plate (21) is provided with multiple rows of passage
(5), respectively row's passage (5) along the radial distribution of heat insulation cylinder (2), passage (5) is by the venting cavity of the both sides of card adapter plate (21)
(3) connect；The outer peripheral face of heat insulation cylinder (2) is provided with the air inlet (22) connecting with venting cavity (3).
2. the power cable be applied to hot environment according to claim 1 it is characterised in that venting cavity (3) two
End is provided with sealing gasket.
3. the power cable be applied to hot environment according to claim 1 is it is characterised in that air inlet (22) is provided with
Multiple, each air inlet (22) is along the length direction distribution of heat insulation cylinder (2).
4. the power cable be applied to hot environment according to claim 3 is it is characterised in that fill in air inlet (22)
There is heat-insulating plug (6).
5. the power cable be applied to hot environment according to claim 1 is it is characterised in that thermal insulation layer (4) is in phase
One side brushing to heat insulation cylinder (2) has tack coat, and thermal insulation layer (4) is fixed on the inner peripheral surface of heat insulation cylinder (2) by tack coat.
6. the power cable be applied to hot environment according to any one of claim 1-5 is it is characterised in that clamping
Plate (21) and heat insulation cylinder (2) are formed in one structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510109723.XA CN104681196B (en) | 2015-03-12 | 2015-03-12 | A kind of power cable be applied to hot environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510109723.XA CN104681196B (en) | 2015-03-12 | 2015-03-12 | A kind of power cable be applied to hot environment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104681196A CN104681196A (en) | 2015-06-03 |
| CN104681196B true CN104681196B (en) | 2017-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510109723.XA Active CN104681196B (en) | 2015-03-12 | 2015-03-12 | A kind of power cable be applied to hot environment |
Country Status (1)
| Country | Link |
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| CN (1) | CN104681196B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128584A (en) * | 2016-06-17 | 2016-11-16 | 方倩 | A kind of novel communication cable and assembling installation method thereof |
| CN108986977B (en) * | 2018-08-03 | 2019-11-08 | 蒙城县望槐信息科技有限责任公司 | A kind of aerospace line cable resistant to high temperature and production technology |
| CN112331398B (en) * | 2020-11-02 | 2022-08-02 | 国网安徽省电力有限公司 | Fireproof and heat-resistant power transmission line structure |
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| CN203013345U (en) * | 2012-12-03 | 2013-06-19 | 常州翰力信息科技有限公司 | Cable suitable for high temperature environments |
| CN203179589U (en) * | 2013-04-01 | 2013-09-04 | 琚长林 | Plant fiber composite cable protective pipe sleeve |
| CN204010785U (en) * | 2014-06-05 | 2014-12-10 | 安徽特力电缆有限公司 | A kind of heat radiation cable with cooling structure |
| CN204155636U (en) * | 2014-11-06 | 2015-02-11 | 浙江秦山电缆有限公司 | Constitutionally stable cable |
| CN204178796U (en) * | 2014-11-03 | 2015-02-25 | 广东电缆厂有限公司 | A kind of novel power cable |
| CN204516454U (en) * | 2015-03-12 | 2015-07-29 | 安徽国华电缆集团有限公司 | A kind of power cable be applicable in hot environment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008071525A (en) * | 2006-09-12 | 2008-03-27 | Auto Network Gijutsu Kenkyusho:Kk | Manufacturing method of shielded conductive path, manufacturing device of shielded conductive path, and shielded conductive path |
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2015
- 2015-03-12 CN CN201510109723.XA patent/CN104681196B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203013345U (en) * | 2012-12-03 | 2013-06-19 | 常州翰力信息科技有限公司 | Cable suitable for high temperature environments |
| CN203179589U (en) * | 2013-04-01 | 2013-09-04 | 琚长林 | Plant fiber composite cable protective pipe sleeve |
| CN204010785U (en) * | 2014-06-05 | 2014-12-10 | 安徽特力电缆有限公司 | A kind of heat radiation cable with cooling structure |
| CN204178796U (en) * | 2014-11-03 | 2015-02-25 | 广东电缆厂有限公司 | A kind of novel power cable |
| CN204155636U (en) * | 2014-11-06 | 2015-02-11 | 浙江秦山电缆有限公司 | Constitutionally stable cable |
| CN204516454U (en) * | 2015-03-12 | 2015-07-29 | 安徽国华电缆集团有限公司 | A kind of power cable be applicable in hot environment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104681196A (en) | 2015-06-03 |
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Effective date of registration: 20190916 Address after: 065800 Nanchao Village South, Longjie District, Sun's Town, Wen'an County, Langfang City, Hebei Province Patentee after: Hebei Yongbo Cable Co., Ltd. Address before: 238339 Anhui city of Wuhu province Wuwei County Gaogou Industrial Park Patentee before: ANHUI GUOHUA CABLE GROUP CO., LTD. |
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