CN208157095U - A kind of multi-core controlled cable - Google Patents

Abstract

The utility model discloses a kind of multi-core controlled cables; including cable body, inner sleeve, inorganic insulation layer; the inside of cable body is equipped with filler; and filler insertion is arranged in cable body; the internal layer of filler is equipped with steel wire cover; and steel wire cover is fitted closely with filler, the inside of inner sleeve is equipped with aluminium conductor, and aluminium conductor insertion is arranged in inner sleeve.This kind of multi-core controlled cable, asbestos are that have high-tensile, chemically-resistant and thermal etching, the material with good electrical insulating property, effective solution existing cable is easy different by external environment soda acid degree, the problem of leading to corrosion and damage, play the role of filled cable, extend the service life of cable, and then improves the use quality of cable.

Description

A kind of multi-core controlled cable

Technical field

The utility model relates to field of cable technology, specially a kind of multi-core controlled cable.

Background technique

Cable（electric cable；power cable）：Usually by several or several groups of conducting wires form, by one or The conductor and external insulating protective layer of more mutually insulateds are made, and electric power or information are transferred to the conducting wire at another place from one. Usually by several or several groups of conducting wires（Every group at least two）The cable for the similar rope being twisted, between every group of conducting wire mutually Insulation, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.Cable has interior energization, outer exhausted The feature of edge.Cable has power cable, control cable, compensating cable, shielded cable, high-temperature cable, computer cable, signal electricity Cable, coaxial cable, fire-resisting cable, cable for ship, mine cable, aluminium alloy cable etc..They are led by sub-thread or multiply Line and insulating layer composition, for connecting circuit, electric appliance etc..

But existing cable design is not reasonable, cable when underground is buried, due to environment reason cable be easy by Corrosion and damage, and existing cable-flame retardant effect is poor, when encountering fire source, easily there is a situation where burning, so that existing electricity Cable is much unable to satisfy the requirement of current people.

So how to design a kind of multi-core controlled cable, becoming us will currently be solved the problems, such as.

Utility model content

The purpose of this utility model is to provide a kind of multi-core controlled cables, to solve electricity mentioned above in the background art Cable is when underground is buried, the problem of being easy due to environment reason cable by corrosion and damage.

To achieve the above object, the utility model provides the following technical solutions：A kind of multi-core controlled cable, including cable sheet Body, inner sleeve, inorganic insulation layer, the inside of the cable body is equipped with filler, and filler insertion is arranged in cable In ontology, the internal layer of the filler is equipped with steel wire cover, and the steel wire cover is fitted closely with filler, described interior The inside of casing is equipped with aluminium conductor, and aluminium conductor insertion is arranged in inner sleeve, and the outside of the aluminium conductor is led equipped with copper Body, and the copper conductor is fitted closely with aluminium conductor, the outside of the copper conductor is equipped with cable core, and the cable core is led with copper Body fits closely.

Further, the inside of the guide hole is equipped with asbestos, and the asbestos insertion is arranged in guide hole.

Further, though the inside of the steel wire cover is equipped with steel wire, the steel wire insertion is arranged in steel wire cover In.

Further, insulating resin is installed, the insulating resin insertion is arranged in cable core on the cable core.

Further, 4 detectors are installed, and the detector and inorganic insulation layer are electrical on the inorganic insulation layer Connection.

Further, the outer surface of the cable body is equipped with one layer of outer protective jacket, and the outer protective jacket is embedding to be set on On cable body.

Compared with prior art, the utility model has the beneficial effects that：This kind of multi-core controlled cable, using the design of innovation The advantages of scheme, other comprehensive cables, by solving original electricity under outer protective jacket, steel wire cover and asbestos collective effect Cable designs not reasonable problem, and since the cable is equipped with outer protective jacket, outer protective jacket uses halogen-free and low-smoke flame-retardant polyolefin Restrictive coating is hardly damaged, and is had good anti-flammability, is effectively reduced since cable-flame retardant effect is poor, when encountering fire source, Yi Fa The case where raw burning, the effect of cable-flame retardant is substantially increased, to extend the service life of cable, and the cable is also pacified Equipped with asbestos, asbestos are that have high-tensile, chemically-resistant and thermal etching, the material with good electrical insulating property, effective to solve The problem of existing cable of having determined is easy to be different by external environment soda acid degree, leads to corrosion and damage, play the work of filled cable With extending the service life of cable, and then improve the use quality of cable.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model.

Fig. 2 is the cable core partial structural diagram of the utility model.

Fig. 3 is the guide hole partial structural diagram of the utility model.

In figure：1- cable body；2- inner sleeve；3- detector；4- inorganic insulation layer；5- asbestos；The outer protective jacket of 101-； 102- filler；103- steel wire cover；104- steel wire；201- guide hole；202- aluminium conductor；203- copper conductor；204- cable core； 205- insulating resin.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution：A kind of multi-core controlled cable, including cable body 1, inner sleeve 2, inorganic insulation layer 4, the inside of cable body 1 is equipped with filler 102, and the insertion of filler 102 is arranged in cable In ontology 1, the internal layer of filler 102 is equipped with steel wire cover 103, and steel wire cover 103 is fitted closely with filler 102, The inside of inner sleeve 2 is equipped with aluminium conductor 202, and the insertion of aluminium conductor 202 is arranged in inner sleeve 2, and the outside of aluminium conductor 202 is equipped with Copper conductor 203, and copper conductor 203 is fitted closely with aluminium conductor 202, the outside of copper conductor 203 is equipped with cable core 204, and cable Core 204 is fitted closely with copper conductor 203.

Further, the inside of guide hole 201 is equipped with asbestos 5, and the insertion of asbestos 5 is arranged in guide hole 201, and asbestos 5 are that have Filled cable is played the role of in high-tensile, chemically-resistant and thermal etching, the material with good electrical insulating property, improves cable Use quality, extend the service life of cable.

Further, though the inside of steel wire cover 103 is equipped with steel wire 104, the insertion of steel wire 104 setting is protected in steel wire In sheath 103, it is uniformly provided with steel wire 104 in steel wire cover 103, substantially increases the intensity of cable entirety, makes cable not It is easily damaged.

Further, the inside of cable core 204 is equipped with insulating resin 205, and the insertion of insulating resin 205 is arranged in cable core In 204, insulating resin 205 is made of polypropylene-based modified resin, improves the wearability and peeling of cable.

Further, 4 detectors 3 are installed, and detector 3 electrically connects with inorganic insulation layer 4 on inorganic insulation layer 4 It connects, the detector 10 has detection positioning action, the detection cable working condition of detector 3 constantly, when cable work process In when breaking down, detector 3 sends information to backstage, that section of cable breaks down, need repairing.

Further, the outer surface of cable body 1 is equipped with one layer of outer protective jacket 101, and outer protective jacket 101 is embedding to be set on electricity On cable ontology 1, outer protective jacket 101 uses halogen-free and low-smoke flame-retardant polyolefin sheathed layer, has good anti-flammability, substantially increases The effect of cable-flame retardant, to extend the service life of cable.

Working principle：When using this kind of multi-core controlled cable, staff checks each portion of the multi-core controlled cable first Connected between separation structure it is whether normal, it is to be detected it is errorless after, cable body 1 is firmly installed in specified work by staff On position, aluminium conductor 202 and copper conductor 203 are installed inside cable core 204, copper conductor 203 has inoxidizability, welding performance And the advantages of good conductivity, aluminium conductor 202 is cheap, density is small, and the two combines, the anti-flammability of cable is effectively raised, It will be clear that the cable is equipped with outer protective jacket 101, outer protective jacket 101 is using halogen-free and low-smoke flame-retardant polyolefin sheathed Layer, is hardly damaged, and has good anti-flammability, effectively reduces since cable-flame retardant effect is poor, when encountering fire source, easily fire The case where burning, the effect of cable-flame retardant is substantially increased, to extend the service life of cable.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of multi-core controlled cable, including cable body（1）, inner sleeve（2）, inorganic insulation layer（4）, it is characterised in that：Institute State cable body（1）Inside be equipped with filler（102）, and the filler（102）Insertion is arranged in cable body（1）In, The filler（102）Internal layer be equipped with steel wire cover（103）, and the steel wire cover（103）With filler（102）Tightly Closely connected conjunction, the inner sleeve（2）Inside be equipped with aluminium conductor（202）, and the aluminium conductor（202）Insertion is arranged in inner sleeve （2）In, the aluminium conductor（202）Outside be equipped with copper conductor（203）, and the copper conductor（203）With aluminium conductor（202）Closely Fitting, the copper conductor（203）Outside be equipped with cable core（204）, and the cable core（204）With copper conductor（203）Closely Fitting.

2. a kind of multi-core controlled cable according to claim 1, it is characterised in that：The steel wire cover（103）It is interior Though portion is equipped with steel wire（104）, the steel wire（104）Insertion is arranged in steel wire cover（103）In.

3. a kind of multi-core controlled cable according to claim 1, it is characterised in that：The cable core（204）Inside peace Equipped with insulating resin（205）, the insulating resin（205）Insertion is arranged in cable core（204）In.

4. a kind of multi-core controlled cable according to claim 1, it is characterised in that：The inorganic insulation layer（4）Upper installation There are 4 detectors（3）, and the detector（3）With inorganic insulation layer（4）It is electrically connected.

5. a kind of multi-core controlled cable according to claim 1, it is characterised in that：The cable body（1）Outer surface Equipped with one layer of outer protective jacket（101）, the outer protective jacket（101）It is embedding to be set on cable body（1）On.