CN208093236U - A kind of power cable of fire-retardant pressure resistance - Google Patents
A kind of power cable of fire-retardant pressure resistance Download PDFInfo
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- CN208093236U CN208093236U CN201820704482.2U CN201820704482U CN208093236U CN 208093236 U CN208093236 U CN 208093236U CN 201820704482 U CN201820704482 U CN 201820704482U CN 208093236 U CN208093236 U CN 208093236U
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Abstract
The utility model discloses a kind of power cables of fire-retardant pressure resistance, including cable inner core, cable inner core is internally provided with conductor wire core, conductor wire core outer wall applies insulating layer coating, and insulating layer outer wall is equipped with traction-resistant fibre layer, and traction-resistant fibre layer outer wall is equipped with glass layer, glass layer outer wall is equipped with shake-resistance pressure-reducing layer, shake-resistance pressure-reducing layer outer wall is equipped with flame retardant coating, and flame retardant coating outer wall is equipped with fire clay layer, and fire clay layer outer wall is equipped with epoxy anti-rust paint.The utility model increases the insulation performance of cable by multiple insulating layers, traction-resistant fibre layer can effectively improve the tensile property of cable, and glass layer is resistant to 500 DEG C -800 DEG C of high temperature, this allows the cable to be used in applied at elevated temperature environment, and fire clay layer keeps cable flexibility good, has the advantages that insulation and fire prevention, diepoxy antirust paint then further enhances the erosion-resisting ability of cable, so can effectively extend the service life of cable entirety.
Description
Technical field
The utility model is related to power cable fields, and in particular to a kind of power cable of fire-retardant pressure resistance.
Background technology
With the rapid development of the national economy, the dosage and use scope of power cable as national economy aorta are got over
Come bigger.Power cable is the cable for being used for transmission and distributing electric energy.Be usually used in Urban Underground power grid, power station lead-out wire
Road, the in-line power of industrial and mining enterprises and crossing river and sea submarine transmission line, the basic structure of power cable by core (conductor),
Insulating layer, shielded layer and four part of protective layer composition.Core is the current-carrying part of power cable, is electric power for conveying electric energy
The major part of cable.Insulating layer is will to be electrically isolated from each other between core and the earth and out of phase core, ensures electricity
It can convey, be indispensable component part in power cable structure.But the pressure-resistant degree of existing power cable is relatively low, holds
Easily when being squeezed, so that protective case and internal structure is damaged, reduce the service life of cable, and its fire retardant performance is deposited
In certain vulnerability.
Utility model content
Above-mentioned in order to solve the problems, such as, the utility model provides a kind of power cable of fire-retardant pressure resistance.
The utility model is achieved through the following technical solutions：
A kind of power cable of fire-retardant pressure resistance, including cable inner core, the cable inner core is internally provided with conductor wire core, described
Conductor wire core outer wall applies insulating layer coating, and the insulating layer outer wall is equipped with traction-resistant fibre layer, and the traction-resistant fibre layer outer wall is equipped with glass
Glass fibrous layer, the glass layer outer wall are equipped with shake-resistance pressure-reducing layer, and the shake-resistance pressure-reducing layer outer wall is equipped with outer wall and is equipped with fire resisting
Layer, the flame retardant coating outer wall are equipped with fire clay layer, and the fire clay layer outer wall is equipped with epoxy anti-rust paint.
Preferably, the traction-resistant fibre layer is made of more traction-resistant fibres.
Preferably, the glass layer is formed by fiberglass braided.
Preferably, the flame retardant coating is made of ceramic fibre material.
Preferably, the epoxy anti-rust paint thickness is 0.2mm-0.3mm.
Compared with prior art, the utility model has the beneficial effects that：The utility model is increased by multiple insulating layers
The insulation performance of cable, traction-resistant fibre layer can effectively improve the tensile property of cable, and glass layer is resistant to
500 DEG C -800 DEG C of high temperature, this allows the cable to be used in applied at elevated temperature environment, and fire clay layer, makes cable
Flexibility is good, has the advantages that insulation and fire prevention, diepoxy antirust paint then further enhance the erosion-resisting energy of cable
Power, so can effectively extend the service life of cable entirety.
Description of the drawings
Fig. 1 is the schematic diagram of structure described in the utility model.
In figure：It is conductor wire core 1, insulating layer 2, traction-resistant fibre layer 3, glass layer 4, shake-resistance pressure-reducing layer 5, flame retardant coating 6, resistance to
Fiery argillic horizon 7, epoxy anti-rust paint 8.
Specific implementation mode
The utility model is described in further detail with specific implementation mode below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of power cable of fire-retardant pressure resistance, including cable inner core, the cable inner core, which is internally provided with, leads
Wire core 1,1 outer wall of the conductor wire core apply insulating layer coating 2, and 2 outer wall of the insulating layer is equipped with traction-resistant fibre layer 3, the tension
3 outer wall of fibrous layer is equipped with glass layer 4, and 4 outer wall of the glass layer is equipped with shake-resistance pressure-reducing layer 5, the shake-resistance pressure-reducing layer 5
Outer wall is equipped with outer wall and is equipped with flame retardant coating 6, and 6 outer wall of the flame retardant coating is equipped with fire clay layer 7, and 7 outer wall of fire clay layer is set
There is epoxy anti-rust paint 8.
The traction-resistant fibre layer 3 is made of more traction-resistant fibres.
The glass layer 4 is formed by fiberglass braided.
The flame retardant coating 6 is made of ceramic fibre material.
8 thickness of the epoxy anti-rust paint is 0.2mm-0.3mm.
Operation principle：The utility model increases the heat-resisting quantity of cable by seven protective layers of 1 outer end of conductor wire core
Energy, respectively insulating layer 2, traction-resistant fibre layer 3, glass layer 4, shake-resistance pressure-reducing layer 5, flame retardant coating 6, fire clay layer 7, epoxy
Antirust paint 8, and nine kinds of protective layers also have other functions.Insulating layer 2 improves the insulating properties of cable, more pacifies thereby using getting up
Entirely；Traction-resistant fibre layer 3 increases the strength and toughness of cable, such cable not cracky；Glass layer 4 is compiled by glass fibre
It knits, is resistant to 500 DEG C -800 DEG C of high temperature, this allows the cable to be used in applied at elevated temperature environment, expands
The scope of application；Shake-resistance pressure-reducing layer 5 has relieving impact pressure, has preferable shake-resistance pressure-reducing ability；Flame retardant coating 6 is fine using ceramics
Dimension is made, and ceramic fibre is a kind of fibrous light refractory material, has light-weight, high temperature resistant, thermal stability good, barrier fire
Source；Fire clay layer 7 keeps cable flexibility good, has the advantages that insulation and fire prevention, epoxy anti-rust paint 8 also further strengthen
The erosion-resisting ability of cable.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of power cable of fire-retardant pressure resistance, including cable inner core, it is characterised in that：The cable inner core is internally provided with conduction
Core (1), conductor wire core (1) outer wall apply insulating layer coating (2), and insulating layer (2) outer wall is equipped with traction-resistant fibre layer (3),
Traction-resistant fibre layer (3) outer wall is equipped with glass layer (4), and glass layer (4) outer wall is equipped with shake-resistance pressure-reducing layer
(5), shake-resistance pressure-reducing layer (5) outer wall is equipped with flame retardant coating (6), and flame retardant coating (6) outer wall is equipped with fire clay layer (7), institute
It states fire clay layer (7) outer wall and is equipped with epoxy anti-rust paint (8).
2. a kind of power cable of fire-retardant pressure resistance according to claim 1, it is characterised in that：The traction-resistant fibre layer (3)
It is made of more traction-resistant fibres.
3. a kind of power cable of fire-retardant pressure resistance according to claim 1, it is characterised in that：The glass layer (4)
Be to be formed by fiberglass braided.
4. a kind of power cable of fire-retardant pressure resistance according to claim 1, it is characterised in that：The flame retardant coating (6) is pottery
Porcelain fibrous material is made.
5. a kind of power cable of fire-retardant pressure resistance according to claim 1, it is characterised in that：The epoxy anti-rust paint (8)
Thickness is 0.2mm-0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820704482.2U CN208093236U (en) | 2018-05-13 | 2018-05-13 | A kind of power cable of fire-retardant pressure resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820704482.2U CN208093236U (en) | 2018-05-13 | 2018-05-13 | A kind of power cable of fire-retardant pressure resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208093236U true CN208093236U (en) | 2018-11-13 |
Family
ID=64053094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820704482.2U Expired - Fee Related CN208093236U (en) | 2018-05-13 | 2018-05-13 | A kind of power cable of fire-retardant pressure resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208093236U (en) |
-
2018
- 2018-05-13 CN CN201820704482.2U patent/CN208093236U/en not_active Expired - Fee Related
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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: 20181113 Termination date: 20200513 |