CN206059003U - High-temperature-resistant power cable - Google Patents

Abstract

This utility model aims to provide the good power cable of a kind of high temperature resistant, mechanical property and decay resistance.The technical solution of the utility model is：High-temperature-resistant power cable, including：Peripheral cable, central cable and lapping layer, it is characterised in that：The peripheral cable includes peripheral conductors and peripheral insulative set, and peripheral insulative set parcel peripheral conductors, peripheral insulative cover the resin for POE and LLDPE binary blends, and peripheral insulative set contains aluminium hydroxide fire retardant；Central cable includes central insulation set and center conductor, central insulation set parcel center conductor；Lapping layer is fixed on the cable cluster periphery that central cable and multiple peripheral cables are formed, lapping layer inner homogeneous arrange inner armor line, inner armor line is polyether-ether-ketone resin fiber, and the little space inside lapping layer is packing layer, and packing layer is siliceous inorganic filler type fire retardant.

Description

High-temperature-resistant power cable

Technical field

This utility model is related to field of electrical equipment, more particularly to high-temperature-resistant power cable.

Background technology

At present, as the fields such as the development of science and technology, industry are also in rapid advances, what is brought therewith is cable consumption Increase, cable typically has the cable of several or at least two stranded similar ropes of several groups of per group of wires, every group of wire Between mutually insulated, and be often twisted into around a center, whole outside is surrounded by the coating of high-insulation, and the species of cable has very It is many, can apply in many fields and the use environment in different fields is different, therefore cable also be had not Same requirement, existing cable are unreasonable because of its structure design, can not meet needs, and general cable is in high temperature or generation fire During calamity, it is easy to the situation of burning occur, which can discharge the gas harmful to environment and human body, Er Qie electricity in combustion The damage of cable epidermis, can cause electrical fire, bring bigger loss.

In social life, fire is to threaten public safety, endangers one of disaster of people's lives and properties.Now, fire It is common wicked problems that the people of other countries are faced.It caused many life, property to human society Heavy losses.With the development of social productive forces, the wealth of society increasingly increases, and fire damage rises and fire hazard expanded range General trend be objective law.However, conventional power cable heatproof is low, fire protecting performance is poor, brings very to fire prevention rescue works Inconvenience more.

Polyether-ether-ketone, English name polyetheretherketone (abbreviation PEEK), it is to contain chain in molecular backbone The linear aromatic race macromolecular compound of section.Its component unit is oxygen-to phenylene-oxygen-carbonyl-to phenylene, be hemicrystalline, Thermoplastic.

Name of product：Polyether-ether-ketone (PEEK) resin is a kind of excellent performanceSpecial engineering plastics, with other extraordinary works Engineering plastics are compared with more significant advantages, and 260 degree of resistance to positive high temperature, mechanical performance are excellent, self lubricity is good, chemicals-resistant is rotten Erosion, fire-retardant, peel resistance, wearability, can be used for high-end machine intolerant to strong nitric acid, concentrated sulphuric acid, radioprotective, superpower mechanical performance The science and technology such as tool, nuclear engineering and aviation.

Polyimide fiber, elastic modelling quantity are only second to carbon fiber, used as high-temperature medium and the filtering material of radioactive substance With shellproof, fire-proof fabric.

Polyarylate be it is a kind of heat-resist, wider using temperature, can at -70-+180 DEG C life-time service, anti-flammability is good Engineering thermoplastic modeling.

Liquid crystal polymer fibre because which has high intensity, high rigidity, high temperature resistant, electrical insulating property etc. very excellent, by with In electronics, electrically, the field such as optical fiberss, automobile and aerospace.Fishing net, ballistic protective clothing, physical culture can be done with the fiber that liquid crystal is made A few display materials of articles for use, brake block, optical fiberss etc., may also be fabricated which thin film, for soft printed wire, packaging for foodstuff etc..Heat Cause liquid crystal polymer can also make polymer blending material with various plastics, liquid crystal polymer is played in these intermingling materialsFiber Enhanced effect, can greatly improve intensity, rigidity and thermostability of material etc..

Utility model content

In order to overcome above-mentioned technical problem, this utility model to aim to provide a kind of high-temperature-resistant power cable.This utility model Technical scheme be：High-temperature-resistant power cable, including：Peripheral cable, central cable and lapping layer, it is characterised in that：

The peripheral cable includes peripheral conductors and peripheral insulative set, peripheral insulative set parcel peripheral conductors, peripheral insulative Cover the resin for POE (polyethylene octene copolymer) and LLDPE (linear low density polyethylene) binary blend, peripheral insulative set Containing aluminium hydroxide fire retardant；

The central cable includes central insulation set and center conductor, central insulation set parcel center conductor, central insulation Cover the resin for POE (polyethylene octene copolymer) and LLDPE (linear low density polyethylene) binary blend, central insulation set Containing aluminium hydroxide fire retardant；

The lapping layer is fixed on the cable cluster periphery that central cable and multiple peripheral cables are formed, lapping layer inner homogeneous Arrangement inner armor line, inner armor line be polyether-ether-ketone (PEEK) resin fibre, the little space inside lapping layer be packing layer, filler Layer is siliceous inorganic filler type fire retardant；

The periphery of the lapping layer be armoured line, armoured line be polyether-ether-ketone (PEEK) resin fibre, armoured line Outside be oversheath, oversheath be POE (polyethylene octene copolymer) and LLDPE (linear low density polyethylene) binary blending The resin of thing, oversheath contain aluminium hydroxide fire retardant.

Further, the inner armor line is polyimide fiber.

Further, the armoured line is polyimide fiber.

Further, the inner armor line is polyarylate fiber.

Further, the armoured line is polyarylate fiber.

Further, the inner armor line is liquid crystal polymer fibre.

Further, the armoured line is liquid crystal polymer fibre.

Further, the siliceous inorganic filler type fire retardant is montmorillonite.

Further, the siliceous inorganic filler type fire retardant is kieselguhr.

Beneficial effect：

This utility model practicality thermoplastic engineering plastic can greatly improve high temperature resistant, the mechanics of cable as armoury wire Performance and decay resistance.

Description of the drawings

Fig. 1 is structure chart of the present utility model.

With reference to Fig. 1, concrete reference of the present utility model is as follows：

1- central cables, 2- central insulation sets, 3- peripheral conductors, 4- peripheral insulative sets, 5- peripheral cables, 6- are led at center Body, 7- inner armor lines, 8- lapping layers, the armoured lines of 9-, 10- oversheaths, 11- packing layers.

Specific embodiment

With reference to Fig. 1, specific embodiment of the present utility model is:

High-temperature-resistant power cable, including：Peripheral cable 5, central cable 1 and lapping layer 8, it is characterised in that：

The peripheral cable 5 includes peripheral conductors 3 and peripheral insulative set 4, and peripheral insulative set 4 wraps up peripheral conductors 3, periphery Insulation sleeve 4 is the resin of POE (polyethylene octene copolymer) and LLDPE (linear low density polyethylene) binary blend, peripheral Insulation sleeve 4 contains aluminium hydroxide fire retardant；

The central cable 1 includes central insulation set 2 and center conductor 6, and central insulation set 2 wraps up center conductor 6, center Insulation sleeve 2 is POE (polyethylene octene copolymer) and the resin of LLDPE (linear low density polyethylene) binary blend, center Insulation sleeve 2 contains aluminium hydroxide fire retardant；

The lapping layer 8 is fixed on the cable cluster periphery that central cable 1 and multiple peripheral cables 5 are formed, inside lapping layer 8 Inner armor line 7 is evenly arranged, inner armor line 7 is polyether-ether-ketone (PEEK) resin fibre, and the little space inside lapping layer 8 is filler Layer 11, packing layer 11 are siliceous inorganic filler type fire retardant；

The periphery of the lapping layer 8 is armoured line 9, and armoured line 9 is polyether-ether-ketone (PEEK) resin fibre, armoured The outside of line 9 is oversheath 10, and oversheath 10 is POE (polyethylene octene copolymer) and LLDPE (linear low density polyethylene) The resin of binary blend, oversheath 10 contain aluminium hydroxide fire retardant.

Further, the inner armor line 7 is polyimide fiber.

Further, the armoured line 9 is polyimide fiber.

Further, the inner armor line 7 is polyarylate fiber.

Further, the armoured line 9 is polyarylate fiber.

Further, the inner armor line 7 is liquid crystal polymer fibre.

Further, the armoured line 9 is liquid crystal polymer fibre.

Further, the siliceous inorganic filler type fire retardant is montmorillonite.

Further, the siliceous inorganic filler type fire retardant is kieselguhr.

Ultimate principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession The technical staff of industry it should be appreciated that this utility model is not restricted to the described embodiments, without departing from this utility model spirit and On the premise of scope, this utility model also has various changes and modifications, and these changes and improvements both fall within claimed sheet In the range of utility model.The claimed scope of this utility model is by appending claims and its equivalent thereof.

Claims (9)

1. high-temperature-resistant power cable, including：Peripheral cable (5), central cable (1) and lapping layer (8), it is characterised in that：

The peripheral cable (5) includes peripheral conductors (3) and peripheral insulative set (4), peripheral insulative set (4) parcel peripheral conductors (3), resin of the peripheral insulative set (4) for POE and LLDPE binary blends, peripheral insulative set (4) contain aluminium hydroxide flame-retardant Agent；

The central cable (1) includes central insulation set (2) and center conductor (6), central insulation set (2) parcel center conductor (6), resin of the central insulation set (2) for POE and LLDPE binary blends, central insulation set (2) contain aluminium hydroxide flame-retardant Agent；

The lapping layer (8) is fixed on the cable cluster periphery that central cable (1) and multiple peripheral cables (5) are formed, lapping layer (8) Inner homogeneous arrangement inner armor line (7), inner armor line (7) are polyether-ether-ketone resin fiber, and the internal little space of lapping layer (8) is Packing layer (11), packing layer (11) are siliceous inorganic filler type fire retardant；

The periphery of the lapping layer (8) is armoured line (9), and armoured line (9) is polyether-ether-ketone resin fiber, armoured line (9) outside is oversheath (10), and resin of the oversheath (10) for POE and LLDPE binary blends, oversheath (10) contain hydrogen Alumina fire retardant.

2. high-temperature-resistant power cable according to claim 1, it is characterised in that：The inner armor line (7) is polyimides Fiber.

3. high-temperature-resistant power cable according to claim 1, it is characterised in that：The armoured line (9) is polyimides Fiber.

4. high-temperature-resistant power cable according to claim 1, it is characterised in that：The inner armor line (7) is fine for polyarylate Dimension.

5. high-temperature-resistant power cable according to claim 1, it is characterised in that：The armoured line (9) is fine for polyarylate Dimension.

6. high-temperature-resistant power cable according to claim 1, it is characterised in that：The inner armor line (7) is polymerizable mesogenic Fibres.

7. high-temperature-resistant power cable according to claim 1, it is characterised in that：The armoured line (9) is polymerizable mesogenic Fibres.

8. high-temperature-resistant power cable according to claim 1, it is characterised in that：The siliceous inorganic filler type fire retardant is Montmorillonite.

9. high-temperature-resistant power cable according to claim 1, it is characterised in that：The siliceous inorganic filler type fire retardant is Kieselguhr.