CN204516454U - A kind of power cable be applicable in hot environment - Google Patents
A kind of power cable be applicable in hot environment Download PDFInfo
- Publication number
- CN204516454U CN204516454U CN201520142012.8U CN201520142012U CN204516454U CN 204516454 U CN204516454 U CN 204516454U CN 201520142012 U CN201520142012 U CN 201520142012U CN 204516454 U CN204516454 U CN 204516454U
- Authority
- CN
- China
- Prior art keywords
- heat insulation
- insulation cylinder
- adapter plate
- cable core
- card adapter
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of power cable be applicable in hot environment, comprise: cable core, cable core comprises conductor and is coated on the insulating barrier of conductor periphery, screen and outer jacket from the inside to the outside successively, wherein, the outer peripheral face of outer jacket is provided with multiple groove, and groove all distributes along the peripheral annular of outer jacket; Also comprise heat insulation cylinder, heat insulation cylinder inner peripheral surface is provided with card adapter plate, and heat insulation cylinder by the connection that coordinate realization and cable core of card adapter plate with groove, and forms venting cavity between heat insulation cylinder and cable core; Also thermal insulation layer is provided with in heat insulation cylinder; Card adapter plate is provided with arranges air vent hole more, and the venting cavity of the both sides of card adapter plate is communicated with by air vent hole; The outer peripheral face of heat insulation cylinder is provided with the air admission hole with inner space.Heat can be intercepted in the outside of cable core by the cooperation of heat insulation cylinder, heat insulating mattress and venting cavity by the utility model, avoids outside heat to cable core transmission, prevents outer jacket by high temperature melt, extend cable operating time in hot environment.
Description
Technical field
The utility model relates to power transmission technology field, particularly relates to a kind of power cable be applicable in hot environment.
Background technology
In iron and steel processing industry, the stube cable of motor needs to bear high temperature resistant environment usually, and most of stube cable all cannot bear high-temperature baking, often occur external sheath layer gradually by high temperature the phenomenon of melting, cause circuit phase fault and shorted to earth fault, need frequently change.When stube cable is changed, just there will be to produce and stop work, the cost of replacing is also relatively high, causes enterprise to lose greatly.
Utility model content
Based on the technical problem that above-mentioned background technology exists; the utility model proposes a kind of power cable be applicable in hot environment; this power cable is in high-temperature work environment; can stop that outside heat is internally transmitted; protection cable inside does not affect by external high temperature, meanwhile, by coordinating with other equipment; cable surface temperature can also be reduced, increase the service life.
The utility model proposes a kind of power cable be applicable in hot environment, comprise: cable core, cable core comprises conductor and is coated on the insulating barrier of conductor periphery, screen and outer jacket from the inside to the outside successively, wherein, the outer peripheral face of outer jacket is provided with multiple groove, on the arbitrary cross section of power cable, groove all distributes along the peripheral annular of outer jacket; Also comprise heat insulation cylinder, heat insulation cylinder inner peripheral surface is provided with card adapter plate that is multiple and groove adaptation, and heat insulation cylinder by the connection that coordinate realization and cable core of card adapter plate with groove, and forms venting cavity between heat insulation cylinder and cable core; Also thermal insulation layer is provided with, on the inner peripheral surface that thermal insulation layer is fixed on heat insulation cylinder and the thickness of thermal insulation layer is less than the height of venting cavity in heat insulation cylinder; Card adapter plate is provided with arranges air vent hole more, and each row's air vent hole is along the radial distribution of heat insulation cylinder, and the venting cavity of the both sides of card adapter plate is communicated with by air vent hole; The outer peripheral face of heat insulation cylinder is provided with the air admission hole with inner space.
Preferably, the two ends of venting cavity are provided with sealing gasket.
Preferably, air admission hole is provided with multiple, and each air admission hole distributes along the length direction of heat insulation cylinder.
Preferably, heat-insulating plug is plugged with in air admission hole.
Preferably, thermal insulation layer is brushed in the one side of relative insulation cylinder tack coat, and thermal insulation layer is fixed on the inner peripheral surface of heat insulation cylinder by tack coat.
Preferably, card adapter plate and heat insulation cylinder are formed in one structure.
In the utility model, the outer peripheral face of outer jacket is provided with multiple groove, heat insulation cylinder inner peripheral surface is provided with card adapter plate that is multiple and groove adaptation, heat insulation cylinder is by the connection that coordinate realization and cable core of card adapter plate with groove, and between heat insulation cylinder and cable core, form venting cavity, in heat insulation cylinder, be also provided with thermal insulation layer; Heat can be intercepted in the outside of cable core by the cooperation of heat insulation cylinder, heat insulating mattress and venting cavity, avoid outside heat to cable core transmission, prevent outer jacket by high temperature melt, extend cable operating time in hot environment; Meanwhile, the utility model is also provided with the air admission hole with inner space on the outer peripheral face of heat insulation cylinder, can coordinate be blown into cold air with other equipment in heat insulation cylinder, reduces cable surface temperature, increases the service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of power cable be applicable in hot environment that the utility model proposes.
Embodiment
Below, by specific embodiment, the technical solution of the utility model is described in detail.
As shown in Figure 1, Fig. 1 is the structural representation of a kind of power cable be applicable in hot environment that the utility model proposes.
With reference to Fig. 1, a kind of power cable be applicable in hot environment that the utility model embodiment proposes, comprise: cable core 1, cable core 1 comprises conductor 11 and is coated on the insulating barrier 12 of conductor 11 periphery, screen 13 and outer jacket 14 from the inside to the outside successively, wherein, the outer peripheral face of outer jacket 14 is provided with multiple groove, and on the arbitrary cross section of power cable, groove all distributes along the peripheral annular of outer jacket 14; Also comprise heat insulation cylinder 2, one-body molded on heat insulation cylinder 2 inner peripheral surface have card adapter plate 21 that is multiple and groove adaptation, heat insulation cylinder 2 by the connection that coordinate realization and cable core 1 of card adapter plate 21 with groove, and forms venting cavity 3 between heat insulation cylinder 2 and cable core 1, and the two ends of venting cavity 3 are provided with sealing gasket; Also be provided with thermal insulation layer 4 in heat insulation cylinder 2, thermal insulation layer 4 is brushed in the one side of relative insulation cylinder 2 tack coat, and thermal insulation layer 4 to be fixed on the inner peripheral surface of heat insulation cylinder 2 by tack coat and the thickness of thermal insulation layer 4 is less than the height of venting cavity 3; Card adapter plate 21 is provided with many row's air vent holes 5, and each row's air vent hole 5 is along the radial distribution of heat insulation cylinder 2, and the venting cavity 3 of the both sides of card adapter plate 21 is communicated with by air vent hole 5; The outer peripheral face of heat insulation cylinder 2 is provided with the air admission hole 22 with inner space, and air admission hole 22 is provided with multiple, and each air admission hole 22 distributes along the length direction of heat insulation cylinder 2 and is all plugged with heat-insulating plug 6 in each air admission hole 22.
Heat in the course of the work, can be intercepted in the outside of cable core 1 by the cooperation of heat insulation cylinder 2, heat insulating mattress and venting cavity 3, avoid outside heat to transmit to cable core 1, prevent outer jacket 14 by high temperature melt, extend cable operating time in hot environment by this cable; Meanwhile, the utility model is also provided with the air admission hole 22 with inner space on the outer peripheral face of heat insulation cylinder 2, can coordinate be blown into cold air with other equipment in heat insulation cylinder 2, reduces cable surface temperature, increases the service life.
In addition, heat insulation cylinder 2, in normal temperature operational environment, can also be removed by this cable.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection range of the present utility model.
Claims (6)
1. one kind is applicable to the power cable in hot environment, it is characterized in that, comprise: cable core (1), cable core (1) comprises conductor (11) and is coated on the insulating barrier (12) of conductor (11) periphery, screen (13) and outer jacket (14) from the inside to the outside successively, wherein, the outer peripheral face of outer jacket (14) is provided with multiple groove, on the arbitrary cross section of power cable, groove all distributes along the peripheral annular of outer jacket (14); Also comprise heat insulation cylinder (2), heat insulation cylinder (2) inner peripheral surface is provided with card adapter plate (21) that is multiple and groove adaptation, heat insulation cylinder (2) by the connection that coordinate realization and cable core (1) of card adapter plate (21) with groove, and forms venting cavity (3) between heat insulation cylinder (2) and cable core (1); Thermal insulation layer (4) is also provided with, on the inner peripheral surface that thermal insulation layer (4) is fixed on heat insulation cylinder (2) and the thickness of thermal insulation layer (4) is less than the height of venting cavity (3) in heat insulation cylinder (2); Card adapter plate (21) is provided with arranges air vent hole (5) more, each row's air vent hole (5) is along the radial distribution of heat insulation cylinder (2), and the venting cavity (3) of the both sides of card adapter plate (21) is communicated with by air vent hole (5); The outer peripheral face of heat insulation cylinder (2) is provided with and the air admission hole of inner space (22).
2. the power cable be applicable in hot environment according to claim 1, is characterized in that, the two ends of venting cavity (3) are provided with sealing gasket.
3. the power cable be applicable in hot environment according to claim 1, is characterized in that, air admission hole (22) is provided with multiple, and each air admission hole (22) distributes along the length direction of heat insulation cylinder (2).
4. the power cable be applicable in hot environment according to claim 3, is characterized in that, is plugged with heat-insulating plug (6) in air admission hole (22).
5. the power cable be applicable in hot environment according to claim 1, it is characterized in that, thermal insulation layer (4) is brushed in the one side of relative insulation cylinder (2) 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 applicable in hot environment according to any one of claim 1-5, is characterized in that, card adapter plate (21) and heat insulation cylinder (2) are formed in one structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520142012.8U CN204516454U (en) | 2015-03-12 | 2015-03-12 | A kind of power cable be applicable in hot environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520142012.8U CN204516454U (en) | 2015-03-12 | 2015-03-12 | A kind of power cable be applicable in hot environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204516454U true CN204516454U (en) | 2015-07-29 |
Family
ID=53714402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520142012.8U Withdrawn - After Issue CN204516454U (en) | 2015-03-12 | 2015-03-12 | A kind of power cable be applicable in hot environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204516454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681196A (en) * | 2015-03-12 | 2015-06-03 | 安徽国华电缆集团有限公司 | Power cable suitable for high temperature environment |
-
2015
- 2015-03-12 CN CN201520142012.8U patent/CN204516454U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681196A (en) * | 2015-03-12 | 2015-06-03 | 安徽国华电缆集团有限公司 | Power cable suitable for high temperature environment |
| CN104681196B (en) * | 2015-03-12 | 2017-03-01 | 安徽国华电缆集团有限公司 | A kind of power cable be applied to hot environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |