CN205827978U - Aluminium alloy conductor is pressed fire-resisting cable - Google Patents
Aluminium alloy conductor is pressed fire-resisting cable Download PDFInfo
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- CN205827978U CN205827978U CN201620588974.0U CN201620588974U CN205827978U CN 205827978 U CN205827978 U CN 205827978U CN 201620588974 U CN201620588974 U CN 201620588974U CN 205827978 U CN205827978 U CN 205827978U
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Abstract
A kind of aluminium alloy conductor presses fire-resisting cable, including multiply core, described core includes conductor, the center of described conductor is circular aluminium alloy conductor core, the circular aluminium alloy conductor core aluminium alloy monofilament trapezoidal with multiply presses and is twisted into conductor, the outside of conductor is provided with insulation, described insulation outside around being surrounded by metal screen layer, outside wrapped low smoke and zero halogen band after multiply core stranding, the outside of described low smoke and zero halogen band is extruded with flame retardant coating and oversheath successively, and is provided with armor between flame retardant coating and oversheath.This utility model uses the stranded conductor of aluminium alloy molded line, so that cable has good creep resistance, corrosion resistance, anti-outer impact property, while guarantee cable electrical property, can effectively reduce cable production cost.
Description
Technical field
This utility model relates to technical field of cable, presses fire-resisting cable in particularly a kind of aluminium alloy conductor.
Background technology
In recent years, along with the increase to aluminium alloy cable exploitation dynamics, increasing aluminium alloy cable is applied to respectively
In each industry of row, such as power transmission and distribution, iron and steel energy supply etc., the cable being directed to is mainly medium-low voltage power cable.Simultaneously
Require to improve the most therewith to cable fire-proof and fire resistance, but medium-pressure power cable in the market also exists conductor structure
Loose, external diameter is big, Heavy Weight, be vulnerable to the problems such as chemical attack, and the fire resistance rating of cable fire layer is not high enough, once fire
Burning will produce harmful gas, there is also cable bend poor performance, and the problem being easily deformed exists safety in architectural engineering
Hidden danger.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of fire-resistant, corrosion-resistant, resistance to compression is durable
Aluminium alloy conductor is pressed fire-resisting cable.
For achieving the above object, this utility model adopts the technical scheme that
Pressing fire-resisting cable in a kind of aluminium alloy conductor, including multiply core 10, described core 10 includes conductor 11, described in lead
The center of body 11 is circular aluminium alloy conductor core 1, and the aluminium alloy monofilament that circular aluminium alloy conductor core 1 is trapezoidal with multiply presses
Being twisted into conductor 11, the outside of conductor 11 is provided with three-layer co-extruded conductor shield 2, cross linked insulation layer 3 and insulation screen 4,
Described insulation screen 4 outside around being surrounded by metal screen layer 5, outside wrapped low smoke and zero halogen band 6, institute after multiply core 10 stranding
The outside stating low smoke and zero halogen band 6 is extruded with Ceramic silicon rubber flame retardant coating 7 and oversheath 9 successively, and at porcelain SiClx rubber
Aluminum alloy strip lock armo layer 8 it is provided with between flame retardant coating 7 and oversheath 9.
Optionally, described aluminium alloy conductor core 1 is a circular aluminium alloy monofilament.
Optionally, described aluminium alloy conductor core 1 is to be spliced by four fan-shaped aluminium alloy monofilament.
Optionally, including compenzine core 10, and core 10 is arranged in isosceles triangle.
Optionally, described cross linked insulation layer 3 is crosslinked polyetylene insulated layer.
Optionally, described metal screen layer 5 is the wrapped metal screen layer of soft copper band.
Optionally, described oversheath 9 is polrvinyl chloride oversheath.
Optionally, outside around being surrounded by low smoke and zero halogen band 6 after multiply core 10 stranding, and low smoke and zero halogen band 6 and core 10
Between be provided with the packed layer making low smoke and zero halogen band 6 profile rounding.
Aluminium alloy conductor of the present utility model is pressed the conductor that fire-resisting cable employing aluminium alloy molded line is stranded, so that cable
There is good creep resistance, corrosion resistance, anti-outer impact property, while guarantee cable electrical property, can effectively reduce electricity
Cable production cost.Additionally, by porcelain SiClx rubber flame retardant coating and aluminum alloy strip lock armo layer, both ensure that the normal transmission & distribution of cable
The basic function of electricity, while fire resistance, has again excellent economic performance and the mechanical performance of excellence, security performance, resistance to
Burn into acid and alkali-resistance, oil resistant, the multinomial characteristic such as fire-retardant.
Accompanying drawing explanation
Fig. 1 is the structural representation pressing a kind of embodiment of fire-resisting cable in aluminium alloy conductor of the present utility model；
Fig. 2 is the structural representation pressing fire-resisting cable another kind embodiment in aluminium alloy conductor of the present utility model.
In figure: 1-aluminium alloy conductor core, 2-conductor shield, 3-cross linked insulation layer, 4-insulation screen, 5-metallic shield
Layer, 6-low smoke and zero halogen band, 7-Ceramic silicon rubber flame retardant coating, 8-aluminum alloy strip lock armo layer, 9-oversheath, 10-core,
11-conductor.
Detailed description of the invention
Provide embodiment of the present utility model below in conjunction with attached Fig. 1 and 2, further illustrate aluminium alloy of the present utility model and lead
Body is pressed fire-resisting cable detailed description of the invention.Aluminium alloy conductor of the present utility model is pressed fire-resisting cable be not limited to following example
Description.
As it is shown in figure 1, aluminium alloy conductor of the present utility model is pressed fire-resisting cable, including multiply core 10, described core
10 include that conductor 11, the center of described conductor 11 are circular aluminium alloy conductor core 1, circular aluminium alloy conductor core 1 and multiply
Trapezoidal aluminium alloy monofilament presses and is twisted into conductor 11, and the outside of conductor 11 is provided with three-layer co-extruded conductor shield 2, crosslinking absolutely
Edge layer 3 and insulation screen 4, described insulation screen 4 outside around being surrounded by metal screen layer 5, after multiply core 10 stranding outside
Portion's wrapped low smoke and zero halogen band 6, the outside of described low smoke and zero halogen band 6 is extruded with Ceramic silicon rubber flame retardant coating 7 successively and protects outward
Set 9, and it is provided with aluminum alloy strip lock armo layer 8 between porcelain SiClx rubber flame retardant coating 7 and oversheath 9.This utility model is adopted
With the stranded conductor 11 of aluminium alloy molded line, so that cable has good creep resistance, corrosion resistance, anti-outer impact property,
While ensureing cable electrical property, can effectively reduce cable production cost.Additionally, by porcelain SiClx rubber flame retardant coating 7 and aluminum
Alloy strip lock armo layer 8, both ensure that the basic function of the normal power transmission and distribution of cable, while fire resistance, had again excellent
Economic performance and excellent mechanical performance, security performance, corrosion-resistant, acid and alkali-resistance, oil resistant, the multinomial characteristic such as fire-retardant.
The specific embodiment of aluminium alloy conductor core 1 of the present utility model as illustrated in fig. 1 and 2, the aluminum at conductor 11 center in Fig. 1
Alloy conductor core 1 is a circular aluminum alloy filaments；In Fig. 2, the aluminium alloy conductor core 1 at conductor 11 center is by four fan-shaped aluminum
The circular aluminum B alloy wire that alloy filaments is spliced.The specific embodiment of aluminium alloy conductor core 1 is not limited only to above-mentioned two situations,
As long as the shape of aluminium alloy monofilament meets the aluminium alloy conductor core 1 that can be spliced to form circle, described conductor 11 uses dilute
Soil aluminium alloy rod, by extrusion or drawing annealing, produces the high circle of conductivity, sector, trapezoidal aluminium alloy monofilament, and uses
Circular with trapezoidal or fan-shaped with trapezoidal aluminium alloy monofilament presses stranded forming, compact conformation, improves cross-sectional area of conductor the most sharp
By rate, reduce the external diameter of conductor, it is ensured that while current-carrying capacity of cable, reduce cable weight and cost.
Described conductor shield 2, cross linked insulation layer 3 and insulation screen 4 uses three-layer co-extruded structure, and dry type cross-links,
After multiply core 10 stranding outside around be surrounded by between low smoke and zero halogen band 6, and low smoke and zero halogen band 6 and core 10 be provided with make low cigarette without
The packed layer of halogen band 6 profile rounding, described porcelain SiClx rubber flame retardant coating 7 is made up of novel refractory Ceramic silicon rubber,
Novel fireproof Ceramic silicon rubber does flame retardant coating, can be effectively improved the fire resistance rating of cable, ceramic fire-resistant wire and cable silicon rubber
Glue, is a kind of novel polymer composite, it is possible in the case of 750 DEG C of flame ablations, do not burnt till powdery ashes, can
To become the armouring of ceramic-like, form one layer of hard protective layer, thus protection circuit is the most short-circuit, open circuit, have very well simultaneously
Fire-resistance property, can guarantee that cable safe and stable operation in large-scale construction engineering, and there is environmental protection characteristic.
Described aluminum alloy strip lock armo layer 8 can be effectively improved the bending property of cable, and bending radius effectively reduces, electricity
Cable is lightweight, is suitable for laying the place of limited space, simultaneously as metal level, itself does not burns, and has certain fire prevention merit
Can, it is possible to improve the fire resistance rating of cable.And arranging of aluminum alloy strip lock armo layer 8 can be effectively improved cable resistance to bend(ing)
Can, additionally, lock armo can disperse the lateral pressure of cable, it is ensured that cable is being bent, flatten, when torsion etc. deforms, core
Relative position between line and sheath keeps constant, will not produce short circuit, does not also interfere with electric property, also can improve electricity simultaneously
The fire resistance of cable.
A kind of specific embodiment that this utility model core is arranged is to include compenzine core 10, and core 10 is in isosceles triangle
Arrangement, cross linked insulation layer 3 is crosslinked polyetylene insulated layer, and metal screen layer 5 is the wrapped metal screen layer of soft copper band, oversheath 9
Being polrvinyl chloride oversheath, its temperature resistant grade is consistent with conductor Long-term service temperature, the outside of Ceramic silicon rubber flame retardant coating 7
Carry out self-locking lock armo in aluminum alloy strip.
Pressing fire-resisting cable in aluminium alloy conductor in this utility model is to supplement perfect to existing medium-pressure power cable, suitable
For requiring the place of higher fire-protection rating, reducing the cost of cable, this cable is particularly well-suited to large public building, to anti-
The occasion that fire class requirement is higher uses.
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to
Assert that of the present utility model being embodied as is confined to these explanations.Ordinary skill for this utility model art
For personnel, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should regard
For belonging to protection domain of the present utility model.
Claims (8)
1. aluminium alloy conductor is pressed a fire-resisting cable, including multiply core (10), it is characterised in that: described core (10) includes
Conductor (11), the center of described conductor (11) is circular aluminium alloy conductor core (1), and circular aluminium alloy conductor core (1) is with many
The trapezoidal aluminium alloy monofilament of stock presses and is twisted into conductor (11), and the outside of conductor (11) is provided with three-layer co-extruded conductor shield
(2), cross linked insulation layer (3) and insulation screen (4), described insulation screen (4) outside around being surrounded by metal screen layer (5),
Outside wrapped low smoke and zero halogen band (6) after multiply core (10) stranding, the outside of described low smoke and zero halogen band (6) is extruded with pottery successively
SiClx rubber flame retardant coating (7) and oversheath (9), and it is provided with aluminum between porcelain SiClx rubber flame retardant coating (7) and oversheath (9)
Alloy strip lock armo layer (8).
Aluminium alloy conductor the most according to claim 1 is pressed fire-resisting cable, it is characterised in that: described aluminium alloy conductor core
(1) it is a circular aluminium alloy monofilament.
Aluminium alloy conductor the most according to claim 1 is pressed fire-resisting cable, it is characterised in that: described aluminium alloy conductor core
(1) it is to be spliced by four fan-shaped aluminium alloy monofilament.
Aluminium alloy conductor the most according to claim 1 is pressed fire-resisting cable, it is characterised in that: include compenzine core (10),
And core (10) is arranged in isosceles triangle.
Aluminium alloy conductor the most according to claim 1 is pressed fire-resisting cable, it is characterised in that: described cross linked insulation layer (3)
It it is crosslinked polyetylene insulated layer.
Aluminium alloy conductor the most according to claim 1 is pressed fire-resisting cable, it is characterised in that: described metal screen layer (5)
It it is the wrapped metal screen layer of soft copper band.
Aluminium alloy conductor the most according to claim 1 is pressed fire-resisting cable, it is characterised in that: described oversheath (9) is poly-
Vinyl chloride oversheath.
Aluminium alloy conductor the most according to claim 1 is pressed fire-resisting cable, it is characterised in that: after multiply core (10) stranding
Low smoke and zero halogen band (6) is made to take turns outside around being surrounded by between low smoke and zero halogen band (6), and low smoke and zero halogen band (6) and core (10) to be provided with
The packed layer of wide rounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588974.0U CN205827978U (en) | 2016-06-16 | 2016-06-16 | Aluminium alloy conductor is pressed fire-resisting cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588974.0U CN205827978U (en) | 2016-06-16 | 2016-06-16 | Aluminium alloy conductor is pressed fire-resisting cable |
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| Publication Number | Publication Date |
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| CN205827978U true CN205827978U (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620588974.0U Active CN205827978U (en) | 2016-06-16 | 2016-06-16 | Aluminium alloy conductor is pressed fire-resisting cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110136870A (en) * | 2019-07-02 | 2019-08-16 | 东方交联电力电缆有限公司 | A kind of magnetic suspension system high direct voltage aluminium alloy cable |
-
2016
- 2016-06-16 CN CN201620588974.0U patent/CN205827978U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110136870A (en) * | 2019-07-02 | 2019-08-16 | 东方交联电力电缆有限公司 | A kind of magnetic suspension system high direct voltage aluminium alloy cable |
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| GR01 | Patent grant |