CN208189286U - A kind of power cable that the resistance to temperature difference is big - Google Patents
A kind of power cable that the resistance to temperature difference is big Download PDFInfo
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- CN208189286U CN208189286U CN201820745888.5U CN201820745888U CN208189286U CN 208189286 U CN208189286 U CN 208189286U CN 201820745888 U CN201820745888 U CN 201820745888U CN 208189286 U CN208189286 U CN 208189286U
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Abstract
The utility model provides a kind of power cable that the resistance to temperature difference is big, comprising: cable body, sheath, shielded layer, separation layer, insulating layer, conductor, strengthening core, filling；The outer layer of the cable body is sheath；Shielded layer is provided on the inside of the sheath；Separation layer is provided on the inside of the shielded layer；The separation layer is internally provided with conductor；Insulating layer is provided on the outside of the conductor；Filling is provided between the separation layer and insulating layer；The cable body is provided centrally with strengthening core；The utility model has reasonable in design by the improvement to power cable, the resistance to temperature difference is big, the advantages of capable of being used continuously within the temperature range of -85 DEG C~+200 DEG C, thus the problem of effective solution the utility model proposes in background technique one and deficiency.
Description
Technical field
The utility model relates to power cable technical fields, more specifically, more particularly to a kind of electric power that the resistance to temperature difference is big
Cable.
Background technique
With China's expanding economy, the fields such as the communication technology, radio and television, railway traffic, petrochemical industry, building also have
Biggish progress.Various wire and cables, communication cable etc. are commonly used in these areas, and are become essential
One of component part.
But common cable used at present, at low ambient temperatures, sheath and insulating layer are easy cracking, under high temperature environment,
Accelerate the aging of cable insulation and sheath, resistance to the temperature difference range is small.
In view of this, being studied improvement for existing problem, a kind of power cable that the resistance to temperature difference is big is provided, to solve
Presently, there are at low ambient temperatures, sheath and insulating layer are easy cracking, under high temperature environment, accelerate cable insulation and sheath
Aging, the small problem of resistance to the temperature difference range, it is intended to by the technology, achieve the purpose that solve the problems, such as with improve practical value.
Summary of the invention
The purpose of this utility model is to provide a kind of power cables that the resistance to temperature difference is big, to solve to mention in above-mentioned background technique
Out at low ambient temperatures, sheath and insulating layer are easy cracking, under high temperature environment, accelerate the old of cable insulation and sheath
Change, resistance to the temperature difference range small problem and deficiency.
To achieve the above object, the utility model provides a kind of power cable that the resistance to temperature difference is big, by technology in detail below
Means are reached:
A kind of power cable that the resistance to temperature difference is big, comprising: cable body, shielded layer, separation layer, sheath, conductor, adds sheath
Qiang Xin, filling；The outer layer of the cable body is sheath；Shielded layer is provided on the inside of the sheath；The shielded layer it is interior
Side is provided with separation layer；The separation layer is internally provided with conductor；Insulating layer is provided on the outside of the conductor；The isolation
Filling is provided between layer and insulating layer；The cable body is provided centrally with strengthening core.
As advanced optimizing for the technical program, sheath described in a kind of power cable that the resistance to temperature difference is big of the utility model is cut
The resemblance in face is annular in shape, and the material of sheath is F46 resin.
As advanced optimizing for the technical program, insulating layer described in a kind of power cable that the resistance to temperature difference is big of the utility model
The resemblance in section is annular in shape, and the material of insulating layer is F46 resin.
As advanced optimizing for the technical program, separation layer described in a kind of power cable that the resistance to temperature difference is big of the utility model
Be internally provided with six roots of sensation conductor, and six roots of sensation conductor circular array.
As advanced optimizing for the technical program, conductor described in a kind of power cable that the resistance to temperature difference is big of the utility model
Cross-sectional shape feature is rounded, and the material of conductor is copper wire.
As advanced optimizing for the technical program, separation layer described in a kind of power cable that the resistance to temperature difference is big of the utility model
Section resemblance it is annular in shape, and the material of separation layer be polytetrafluoroethylene (PTFE).
As advanced optimizing for the technical program, shielded layer described in a kind of power cable that the resistance to temperature difference is big of the utility model
Structure be dredge around brass wire shielding.
As advanced optimizing for the technical program, strengthening core described in a kind of power cable that the resistance to temperature difference is big of the utility model
Cross sectional shape be circle, and the material of strengthening core is aramid fiber, improves cable stretching resistance, while having softness.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
1, the utility model is annular in shape by the resemblance in sheath section, and the material of sheath is setting for F46 resin
It sets, has the advantages that the resistance to temperature difference is big, can be used continuously within the temperature range of -85 DEG C~+200 DEG C, the resistance to temperature difference is big.
2, the utility model is annular in shape by the resemblance of insulation layer cross section, and the material of insulating layer is F46 resin,
It is big with the resistance to temperature difference, there is preferable process industrial art performance.
3, the cross sectional shape that the utility model passes through strengthening core is circle, and the material of strengthening core is aramid fiber, is improved
Cable stretching resistance, while there is softness.
4, the utility model is by the improvement to power cable, has reasonable in design, and the resistance to temperature difference is big, can be at -85 DEG C
The advantages of being used continuously within the temperature range of~+200 DEG C, so that effective solution the utility model is in background technique one
The problem of proposition and deficiency.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross section structure schematic diagram of the utility model.
In figure: cable body 1, sheath 2, shielded layer 3, separation layer 4, insulating layer 5, conductor 6, strengthening core 7, filling 8.
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.
It should be noted that in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than a；The instructions such as term " on ", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion "
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance.
Meanwhile in the description of the present invention, unless otherwise clearly defined and limited, term " connected ", " connection "
It shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For the general of this field
For logical technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Referring to Figure 1 to Fig. 2, the utility model provides a kind of particular technique embodiment party of power cable that the resistance to temperature difference is big
Case:
A kind of power cable that the resistance to temperature difference is big, comprising: cable body 1, sheath 2, shielded layer 3, separation layer 4, insulating layer 5,
Conductor 6, strengthening core 7, filling 8；The outer layer of cable body 1 is sheath 2；The inside of sheath 2 is provided with shielded layer 3；Shielded layer 3
Inside is provided with separation layer 4；Separation layer 4 is internally provided with conductor 6；The outside of conductor 6 is provided with insulating layer 5；Separation layer 4 with
Filling 8 is provided between insulating layer 5；Cable body 1 is provided centrally with strengthening core 7.
Specifically, the resemblance in 2 section of sheath is annular in shape, and the material of sheath 2 is F46 resin, has the resistance to temperature difference
Big advantage can be used continuously within the temperature range of -85 DEG C~+200 DEG C, and resistance to the temperature difference range is big.
Specifically, the resemblance in 5 section of insulating layer is annular in shape, and the material of insulating layer 5 is F46 resin, is had resistance to
The temperature difference range is big, has preferable process industrial art performance.
Specifically, separation layer 4 is internally provided with six roots of sensation conductor 6, and 6 circular array of six roots of sensation conductor, multiply conductor 6 is more
It is flexible, it is not easily broken, adaptability is good.
Specifically, the cross-sectional shape feature of conductor 6 is rounded, and the material of conductor 6 is copper wire, and conductive resistance rate is small, leads
It is electrically good.
Specifically, the resemblance in the section of separation layer 4 is annular in shape, and the material of separation layer 4 is polytetrafluoroethylene (PTFE), is risen
Buffer action.
Specifically, the structure of shielded layer 3 is to dredge around brass wire shielding, it is caused electromagnetic-field-shielded in sheath when cable is powered
2 inside.
Specifically, the cross sectional shape of strengthening core 7 is circle, and the material of strengthening core 7 is aramid fiber, improves cable tension
Power, while there is softness.
Specific implementation step:
When using the device, the resemblance in 2 section of sheath is annular in shape, and the material of sheath 2 is F46 resin, tool
Have the advantages that the resistance to temperature difference is big, can be used continuously within the temperature range of -85 DEG C~+200 DEG C, resistance to the temperature difference range is big, insulate simultaneously
The resemblance of layer cross section is annular in shape, and the material of insulating layer is F46 resin, has resistance to the temperature difference range big, has preferable
Process industrial art performance, the structure of shielded layer 3 is to dredge around brass wire shielding, caused electromagnetic-field-shielded in sheath 2 when cable is powered
Inside, in addition the cross sectional shape of strengthening core 7 be circle, and the material of strengthening core 7 be aramid fiber, improve cable stretching resistance,
There is softness simultaneously.
In summary: a kind of power cable that the resistance to temperature difference is big, the resemblance by sheath section is annular in shape, and protects
The material of layer is the setting of F46 resin, has the advantages that the resistance to temperature difference is big, can be continuous within the temperature range of -85 DEG C~+200 DEG C
It uses, the resistance to temperature difference is big；Resemblance by the layer cross section that insulate is annular in shape, and the material of insulating layer is F46 resin, is had resistance to
The temperature difference is big, has preferable process industrial art performance；Cross sectional shape by strengthening core is circle, and the material of strengthening core is aramid fiber
Fiber improves cable stretching resistance, while having softness；By the improvement to power cable, have it is reasonable in design, it is resistance to
The advantages of temperature difference is big, can be used continuously within the temperature range of -85 DEG C~+200 DEG C, thus effective solution the utility model
The problem of being proposed in background technique one and deficiency.
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 (8)
1. a kind of power cable that the resistance to temperature difference is big, comprising: cable body (1), sheath (2), shielded layer (3), separation layer (4), absolutely
Edge layer (5), conductor (6), strengthening core (7), filling (8)；It is characterized by: the outer layer of the cable body (1) is sheath (2)；
Shielded layer (3) are provided on the inside of the sheath (2)；Separation layer (4) are provided on the inside of the shielded layer (3)；The isolation
Layer (4) is internally provided with conductor (6)；Insulating layer (5) are provided on the outside of the conductor (6)；The separation layer (4) and insulation
Filling (8) are provided between layer (5)；The cable body (1) is provided centrally with strengthening core (7).
2. a kind of big power cable of resistance to temperature difference according to claim 1, it is characterised in that: sheath (2) section
Resemblance is annular in shape, and the material of sheath (2) is F46 resin.
3. a kind of big power cable of resistance to temperature difference according to claim 1, it is characterised in that: insulating layer (5) section
Resemblance it is annular in shape, and the material of insulating layer (5) be F46 resin.
4. a kind of big power cable of resistance to temperature difference according to claim 1, it is characterised in that: the separation layer (4) it is interior
Portion is provided with six roots of sensation conductor (6), and six roots of sensation conductor (6) circular array.
5. a kind of big power cable of resistance to temperature difference according to claim 1, it is characterised in that: the section of the conductor (6)
Resemblance is rounded, and the material of conductor (6) is copper wire.
6. a kind of big power cable of resistance to temperature difference according to claim 1, it is characterised in that: the separation layer (4) is cut
The resemblance in face is annular in shape, and the material of separation layer (4) is polytetrafluoroethylene (PTFE).
7. a kind of big power cable of resistance to temperature difference according to claim 1, it is characterised in that: the knot of the shielded layer (3)
Structure is to dredge around brass wire shielding.
8. a kind of big power cable of resistance to temperature difference according to claim 1, it is characterised in that: the strengthening core (7) is cut
Face shape is circle, and the material of strengthening core (7) is aramid fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820745888.5U CN208189286U (en) | 2018-05-18 | 2018-05-18 | A kind of power cable that the resistance to temperature difference is big |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820745888.5U CN208189286U (en) | 2018-05-18 | 2018-05-18 | A kind of power cable that the resistance to temperature difference is big |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208189286U true CN208189286U (en) | 2018-12-04 |
Family
ID=64430916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820745888.5U Active CN208189286U (en) | 2018-05-18 | 2018-05-18 | A kind of power cable that the resistance to temperature difference is big |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208189286U (en) |
-
2018
- 2018-05-18 CN CN201820745888.5U patent/CN208189286U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 102488 Room 101, floor 1, building 2, yard 8, Yanzhong street, Fangshan District, Beijing Patentee after: BEIJING HEAVY CABLE WORKS Address before: 102400 Beijing City, Fangshan District Fangshan Industrial Park East Yan Fu Road No. 1 -6 Patentee before: BEIJING HEAVY CABLE WORKS |