CN206541644U - A kind of fire-retardant irradiation electric wire of nuclear-grade - Google Patents
A kind of fire-retardant irradiation electric wire of nuclear-grade Download PDFInfo
- Publication number
- CN206541644U CN206541644U CN201720323673.XU CN201720323673U CN206541644U CN 206541644 U CN206541644 U CN 206541644U CN 201720323673 U CN201720323673 U CN 201720323673U CN 206541644 U CN206541644 U CN 206541644U
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- China
- Prior art keywords
- insulating barrier
- soft copper
- nuclear
- electric wire
- copper conductor
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of fire-retardant irradiation electric wire of nuclear-grade, including soft copper conductor and insulating barrier, the insulating barrier includes the first insulating barrier and the second insulating barrier, the quantity of soft copper conductor is tangent for multiple and multiple soft copper conductors, first insulating barrier is enclosed in the outside of soft copper conductor by extruding technology, second insulating barrier is enclosed in the outside of the first insulating barrier, and the first insulating barrier is made using IXPE material, and the second insulating barrier is made using nuclear-grade cross-linking radiation polyolefine material.The insulating barrier that the product makes by using environment-friendly materials, anti-wear performance, pressure-resistant performance, fracture resistance and high mechanical strength, LSZH during burning, the harm to environment is smaller, meets environmental requirement, good heat-insulation effect；The product improves the current-carrying capacity of electric wire, reduces customer using cost；The operating temperature of the product is more than 125 degrees Celsius, and short-circuit temperature is improved to 300 degrees Celsius, and good insulation preformance, service life is long.
Description
Technical field
The utility model is related to a kind of electric wire, specifically a kind of fire-retardant irradiation electric wire of nuclear-grade.
Background technology
Electric wire is made up of one or a few soft wire, and outer bread is used with light and soft sheath, conduction electric energy
Carrier, electric wire is a kind of accessory commonly used in electrical equipment, is also common article in life.The house ornamentation of general prevalence in the market
Largely produced with electric wire using common PVC, the material has serious contaminative, manufacture, using and offal treatment process
It is middle the harmful substances such as a large amount of lead, cadmium, halide occur, pollution is caused to environment；During the use of electric wire, common PVC
Electric wire does not reach 70 years service lifes that firmly portion of building is required, these directly result in use cost increase, and these are all for people's
Using bringing inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of nuclear-grade fire-retardant irradiation electric wire, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical scheme：
A kind of fire-retardant irradiation electric wire of nuclear-grade, including soft copper conductor and insulating barrier, the insulating barrier include the first insulating barrier
With the second insulating barrier, the quantity of soft copper conductor is that multiple and multiple soft copper conductors are tangent, and the first insulating barrier is by extruding technology
The outside of soft copper conductor is enclosed in, the second insulating barrier is enclosed in the outside of the first insulating barrier, and the first insulating barrier uses cross-linking radiation
Polythene material is made, and the second insulating barrier is made using nuclear-grade cross-linking radiation polyolefine material.
It is used as further program of the utility model：The thickness of first insulating barrier is 0.1mm, and the external diameter of the first insulating barrier is
2.75-2.85mm, the external diameter of soft copper conductor is 2.58-2.62mm, and the thickness of the second insulating barrier is 0.8mm, the second insulating barrier
External diameter is 4.4mm.
It is used as further program of the utility model：The quantity of soft copper conductor is 15-28 roots.
Compared with prior art, the beneficial effects of the utility model are：The product by using environment-friendly materials make it is exhausted
Edge layer, anti-wear performance, pressure-resistant performance, fracture resistance and high mechanical strength, LSZH during burning, the harm to environment is smaller,
Meet environmental requirement, good heat-insulation effect；The product improves the current-carrying capacity of electric wire, reduces customer using cost；The product
Operating temperature is more than 125 degrees Celsius, and short-circuit temperature is improved to 300 degrees Celsius, and good insulation preformance, service life is long.
Brief description of the drawings
Fig. 1 is the structural representation of the fire-retardant irradiation electric wire of nuclear-grade.
Wherein：1- soft copper conductors, the insulating barriers of 2- first, the insulating barriers of 3- second.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Referring to Fig. 1, a kind of fire-retardant irradiation electric wire of nuclear-grade, including soft copper conductor 1 and insulating barrier, the insulating barrier includes
First insulating barrier 2 and the second insulating barrier 3, the quantity of soft copper conductor 1 are tangent for multiple and multiple soft copper conductors 1, the first insulation
Layer 2 is enclosed in the outside of soft copper conductor 1 by extruding technology, and the second insulating barrier 3 is enclosed in the outside of the first insulating barrier 2, first
Insulating barrier 2 is made using IXPE material, and the second insulating barrier 3 uses nuclear-grade cross-linking radiation polyolefine material system
Make.The thickness of first insulating barrier 2 is 0.1mm, and the external diameter of the first insulating barrier 3 is 2.75-2.85mm, and the external diameter of soft copper conductor 1 is
2.58-2.62mm, the thickness of the second insulating barrier 3 is 0.8mm, and the external diameter of the second insulating barrier 3 is 4.4mm.The quantity of soft copper conductor 1
For 15-28 roots.
Operation principle of the present utility model is：Soft copper conductor 1 is stranded using 19 0.52mm monofilament, stranded to use 8 times
Pitch, stranded rear conductor is more soft, and the first insulating barrier 2 is closely extruded on soft copper conductor 1, and the first insulating barrier 2 is handed over using irradiation
Join polythene material to make, operating temperature is improved to 150 degree from 90, and short-circuit temperature is improved to 300 degree or so, with excellent electricity
Insulating properties, dielectricity, chemical stability and lower temperature resistance.Second insulating barrier 3 uses nuclear-grade cross-linking radiation polyolefine material system
Make, electrical property meets or exceeds crosslinked polyethylene, improves the insulating properties of the material, heat-resist, normal operating temperatures can
Up to 125 DEG C, with Halogen, low-smoke, high fire-retardance, thermoplastics type polyolefin injection molding material, preferable physical and mechanical properties and good
Good fire resistance, elongation at break is high, and resistance to cracking can be good, and processing characteristics is particularly excellent.Polyethylene and polyolefin have compared with
Strong acid and alkali-resistance and oil resistivity, its combustion product are mainly water and carbon dioxide, and the harm to environment is smaller, low-smoke non-halogen flame-retardant
Polyolefin Halogen, low-smoke, high fire-retardance, smoke is light and few during burning, and the stink of the chlorine of PVC-free, TPE is free of halogen, no
Containing adjacent benzene 16P, without nonyl phenol NP, without polycyclic aromatic hydrocarbon race Pahs, meet RoHS, REACH, EN71 environmental protection tests are met
Modern fire safety and the requirement of environmental protection, therefore the operation steady in a long-term of cable can be ensured.By test, the direct current of the product
Resistance is not more than 4.61 Ω/km at 20 degrees Celsius, and insulaion resistance is not less than 10000M Ω km at 20 degrees Celsius.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (3)
1. a kind of fire-retardant irradiation electric wire of nuclear-grade, it is characterised in that including soft copper conductor and insulating barrier, the insulating barrier includes the
One insulating barrier and the second insulating barrier, the quantity of soft copper conductor are tangent for multiple and multiple soft copper conductors, and the first insulating barrier passes through
The technology of extruding is enclosed in the outside of soft copper conductor, and the second insulating barrier is enclosed in the outside of the first insulating barrier, and the first insulating barrier is used
IXPE material is made, and the second insulating barrier is made using nuclear-grade cross-linking radiation polyolefine material.
2. the fire-retardant irradiation electric wire of nuclear-grade according to claim 1, it is characterised in that the thickness of first insulating barrier is
0.1mm, the external diameter of the first insulating barrier is 2.75-2.85mm, and the external diameter of soft copper conductor is 2.58-2.62mm, the second insulating barrier
Thickness is 0.8mm, and the external diameter of the second insulating barrier is 4.4mm.
3. the fire-retardant irradiation electric wire of nuclear-grade according to claim 1 or 2, it is characterised in that the quantity of the soft copper conductor
For 15-28 roots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720323673.XU CN206541644U (en) | 2017-03-30 | 2017-03-30 | A kind of fire-retardant irradiation electric wire of nuclear-grade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720323673.XU CN206541644U (en) | 2017-03-30 | 2017-03-30 | A kind of fire-retardant irradiation electric wire of nuclear-grade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206541644U true CN206541644U (en) | 2017-10-03 |
Family
ID=59943355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720323673.XU Expired - Fee Related CN206541644U (en) | 2017-03-30 | 2017-03-30 | A kind of fire-retardant irradiation electric wire of nuclear-grade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206541644U (en) |
-
2017
- 2017-03-30 CN CN201720323673.XU patent/CN206541644U/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 |
Granted publication date: 20171003 Termination date: 20200330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |