CN104318985A

CN104318985A - Fireproof abrasion-resistant antioxidant insulation cable

Info

Publication number: CN104318985A
Application number: CN201410565186.5A
Authority: CN
Inventors: 巫小兵; 吴显玉; 朱后武; 黄立群
Original assignee: ANHUI HUANYU CABLE GROUP Co Ltd
Current assignee: ANHUI HUANYU CABLE GROUP Co Ltd
Priority date: 2014-10-22
Filing date: 2014-10-22
Publication date: 2015-01-28

Abstract

The invention discloses a fireproof abrasion-resistant antioxidant insulation cable which comprises a cable body, a conductor, an insulation wire core and an outer sheath. An aluminum alloy metal flexible pipe is arranged in the cable body, the conductor is arranged on the outside of the aluminum alloy metal flexible pipe, the insulation wire core is arranged in the conductor, a water resistant filling belt and the aluminum alloy metal flexible pipe which are arranged on the outside of the conductor are tangent, an insulation layer wraps the outside of the conductor in an extruding mode, a filling layer and a plurality of reinforcing cores are arranged in a gap between the insulation layer and the conductor, a glass fiber layer is arranged in the insulation layer, a shielding layer wraps the outside of the insulation layer in an extruding mode, a stainless steel woven armored protection layer and an armored layer are arranged on the shielding layer from the inside to the outside, an inner sheath and the outer sheath are sequentially arranged on the armored layer from the inside to the outside, and a fireproof mica tape is arranged between the inner sheath and the outer sheath. The insulation wire core arranged in the cable body is formed by stranding multiple silvering copper cores. The cable has excellent conductive performance and has higher stability during work of the cable body.

Description

A kind of fireproof wear-resisting damages anti-oxidant insulated cable

Technical field

The present invention relates to field of cables, particularly relate to a kind of fireproof wear-resisting and damage anti-oxidant insulated cable.

Background technology

At present, along with socioeconomic development, electric wire consumption increases rapidly, the quality requirement of people to cable also constantly improves, such as in aviation, the cable used in the fields such as electric power, people just require that cable used in these areas has the performances such as fireproof wear-resisting damage, but existing cable is because its structural design is unreasonable or the problem such as material, can not use in these comparatively rugged environment, these environment are very serious to the erosion of cable, long-time use, sheath wearing and tearing and the oxidation of cable can be made, thus give the subsequent maintenance of people or the use of industrial equipment brings incalculable damage, have a strong impact on work in these fields and benefit and safety.

Summary of the invention

In order to overcome the defect of above-mentioned prior art, the object of this invention is to provide a kind of fireproof wear-resisting and damaging anti-oxidant insulated cable.

The present invention takes following technical scheme to realize: a kind of fireproof wear-resisting damages anti-oxidant insulated cable, and it comprises cable body, conductor, insulated wire cores and oversheath, is provided with Al-alloy metal flexible pipe in described cable body; Described Al-alloy metal flexible pipe is outside equipped with conductor; Insulated wire cores is provided with in described conductor; What described conductor was arranged outward block water filling tape and Al-alloy metal flexible pipe tangent; A layer insulating is extruded outside described conductor; Gap portion between described insulating barrier and conductor is provided with packed layer and some strengthening cores; Described insulating barrier inside is provided with layer of glass layer; Screen is extruded with outside described insulating barrier; Described screen is respectively arranged with stainless steel wire braiding armour protective layer and armour from inside to outside; Described armour is disposed with inner sheath and oversheath from inside to outside; Fire-resistant isinglass belt is filled with between described inner sheath and oversheath; The number of conductors arranged in described cable body is 9; The stainless steel wire count of described stainless steel wire braiding armouring anticorrosioning sheath is no less than 90%; In described conductor, insulated wire cores forms by multiply silver-plated copper core is stranded; Described insulating barrier is that low smoke halogen-free flame-retardant polyolefin insulating material or cross-linking polyethylene materials are made; Described strengthening core is made up of multiply annealed wire outsourcing steel wire; Described insulating barrier, screen and stainless steel wire braiding armouring anticorrosioning sheath is all evenly distributed to outdiffusion centered by Al-alloy metal flexible pipe; Described armour forms by many mild steel wires are wrapped; Described oversheath is made up of the butyronitrile material adding containing antioxidant

Owing to have employed such scheme, compared with the prior art, the present invention has following beneficial effect:

1, the insulated wire cores arranged in described cable body forms by multiply silver-plated copper core is stranded, thus have excellent electric conductivity, and have stronger stability when cable body is worked.

2, described insulating layer material is that the fire retardant polyolefin insulating material of low smoke and zero halogen or cross-linking polyethylene materials are made; not only make the good insulating of cable body; and the condition of HTHP can be born, and can not Yin Gaowen and produce the material harmful to the Nature, effectively protect environment.

3, be provided with the strengthening core of the outer coppered wire composition of some annealed wires in described cable body, substantially increase the intensity of body, can not damage easily, make its longer service life.

4, described armour forms by multiply low-carbon (LC) copper wire is wrapped, is closely extruded in the periphery of stainless steel wire braiding armouring anticorrosioning sheath, can not only increases the intensity of cable body, also can play the effect of oxidation-resistant corrosion-resistant, make the use of cable body more stable.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention.

Wherein: 1, cable body; 2, conductor; 3, insulated wire cores; 4, block water filling tape; 5, Al-alloy metal flexible pipe; 6, packed layer; 7, strengthening core; 8, glass layer; 9, insulating barrier; 10, screen; 11, stainless steel wire braiding armouring anticorrosioning sheath; 12, armour; 13, inner sheath; 14, fire-resistant isinglass belt; 15, oversheath.

Embodiment

As shown in Figure 1, a kind of fireproof wear-resisting damages anti-oxidant insulated cable, and it comprises cable body 1, conductor 2, insulated wire cores 3 and oversheath 15, is provided with Al-alloy metal flexible pipe 5 in described cable body 1; Described Al-alloy metal flexible pipe 5 is outside equipped with conductor 2; Insulated wire cores 3 is provided with in described conductor 2; The outer filling tape 4 that blocks water arranged of described conductor 2 is tangent with Al-alloy metal flexible pipe 5; A layer insulating 9 is extruded outside described conductor 2; Gap portion between described insulating barrier 9 and conductor 2 is provided with packed layer 6 and some strengthening cores 7; Described insulating barrier 9 inside is provided with layer of glass layer 8; Screen 10 is extruded with outside described insulating barrier 9; Described screen 10 is respectively arranged with stainless steel wire braiding armour protective layer 11 and armour 12 from inside to outside; Described armour 12 is disposed with inner sheath 13 and oversheath 15 from inside to outside; Fire-resistant isinglass belt 14 is filled with between described inner sheath 13 and oversheath 15.

The insulated wire cores 3 stranded by multiply silver-plated copper core arranged in described cable body 1 has stronger conductivity, thus makes the operating efficiency of cable body 1 higher, has good stability; The outer filling tape 4 that blocks water arranged of described conductor 2 not only plays the effect of protection conductor 2, also can effectively prevent moisture in air from entering in cable body 1, make the waterproof of cable body 1 and moisture effect better; The Al-alloy metal flexible pipe 5 arranged in described cable body 1, when cable body 1 is subject to larger pressure, described Al-alloy metal flexible pipe 5 improves the tensile resistance of cable body 1; The packed layer 6 arranged between described insulating barrier 9 and conductor 2 and strengthening core 7, effectively can prevent cable body 1 wear and rupture, makes its transmission quality more stable; The glass layer 8 that described insulating barrier 9 inside is arranged and insulating barrier 9 cooperatively interact, and described insulating barrier 9 is made for low smoke halogen-free flame-retardant polyolefin insulating material or cross-linking polyethylene materials, insulating properties and the anti-interference of cable body 1 can be substantially increased, can not disturb by external environment; The screen 10 of described insulating barrier 9 outer cladding improves the shield effectiveness of cable body 1; The stainless steel wire count of the stainless steel wire braiding armouring anticorrosioning sheath 11 arranged in described cable body 1 is no less than 90%, and the armour 12 wrapped by many mild steel wires extruded outside stainless steel wire braiding armouring anticorrosioning sheath 11 can improve the stretch-proof performance of cable body 1 greatly, also there is anti-oxidant, the anti-interference and anti-advantage such as to pull simultaneously; Described armour 12 is outside equipped with inner sheath 13 and oversheath 15, described oversheath 15 is made up of the butyronitrile material adding containing antioxidant, can make cable body 1 also can steady operation in rugged environment, can not damage easily, also improve the antioxygenic property of cable body 1; The fire-resistant isinglass belt 14 arranged between described oversheath 15 and inner sheath 13, can make cable body 1 can bear higher temperature, can not Yin Wendu too high and damage, reduce maintenance rate, also substantially increase the useful life of cable body 1.

The above is the embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in the present patent application scope change or modify, and are included in patent claim of the present invention.

Claims

1. fireproof wear-resisting damages an anti-oxidant insulated cable, and it comprises cable body, conductor, insulated wire cores and oversheath, it is characterized in that: be provided with Al-alloy metal flexible pipe in described cable body; Described Al-alloy metal flexible pipe is outside equipped with conductor; Insulated wire cores is provided with in described conductor; What described conductor was arranged outward block water filling tape and Al-alloy metal flexible pipe tangent; A layer insulating is extruded outside described conductor; Gap portion between described insulating barrier and conductor is provided with packed layer and some strengthening cores; Described insulating barrier inside is provided with layer of glass layer; Screen is extruded with outside described insulating barrier; Described screen is respectively arranged with stainless steel wire braiding armour protective layer and armour from inside to outside; Described armour is disposed with inner sheath and oversheath from inside to outside; Fire-resistant isinglass belt is filled with between described inner sheath and oversheath.

2. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: the number of conductors arranged in described cable body is 9.

3. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: the stainless steel wire count of described stainless steel wire braiding armouring anticorrosioning sheath is no less than 90%.

4. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: in described conductor, insulated wire cores forms by multiply silver-plated copper core is stranded.

5. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: described insulating barrier is that low smoke halogen-free flame-retardant polyolefin insulating material or cross-linking polyethylene materials are made.

6. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: described strengthening core is made up of multiply annealed wire outsourcing steel wire.

7. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: described insulating barrier, screen and stainless steel wire braiding armouring anticorrosioning sheath is all evenly distributed to outdiffusion centered by Al-alloy metal flexible pipe.

8. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: described armour forms by many mild steel wires are wrapped.

9. a kind of fireproof wear-resisting according to claim 1 damages anti-oxidant insulated cable, it is characterized in that: described oversheath is made up of the butyronitrile material adding containing antioxidant.