CN209912534U

CN209912534U - High-performance insulating sheath for synthetic rubber cable

Info

Publication number: CN209912534U
Application number: CN201920922779.0U
Authority: CN
Inventors: 王祖军
Original assignee: Anhui Jiehao Electric Co Ltd
Current assignee: Anhui Jiehao Electric Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-01-07
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses an insulating sheath for high-performance synthetic rubber cable, which belongs to the technical field of cable, and comprises a sheath, a fireproof wrapping layer, a water-blocking wrapping layer, a rubber isolating block and an oxygen-free copper wire, wherein the inner wall of the sheath is sleeved with the fireproof wrapping layer, the inner wall of the fireproof wrapping layer is sleeved with the water-blocking wrapping layer, the water-blocking wrapping layer is sleeved with the rubber isolating block, the oxygen-free copper wire is arranged in a groove arranged on the rubber isolating block, a rubber filling block is arranged between the oxygen-free copper wire and the rubber isolating block, the utility model has scientific and reasonable structural design, the sheath is made of low-smoke polyolefin thermoplastic material and has the advantages of no halogen, low smoke, no toxicity and no corrosion, the fireproof wrapping layer is a synthetic mica tape which is a national standard A type fireproof layer and has fireproof efficacy, and the rubber isolating block is made of imported silicon rubber, has excellent insulating effect.

Description

High-performance insulating sheath for synthetic rubber cable

Technical Field

The utility model relates to the technical field of cables, specifically be a high performance is insulating sheath for synthetic rubber cable.

Background

At present, in some important places such as high-rise buildings, large market markets, entertainment places, large venues, school hospitals and the like, which are dense in indoor population and closed in space, due to the importance and safety of the places, the requirement on the quality of the cable is high, the requirement on the configuration is high, once a fire disaster occurs, life and property loss and unreasonable consequences can be caused, and the common cable in the market has poor waterproof, fireproof and corrosion-resistant effects, so that an insulating sheath for a high-performance synthetic rubber cable is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high performance is insulating sheath for synthetic rubber cable to solve above-mentioned background art waterproof, fire prevention and corrosion resistance effect all than relatively poor problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high performance is insulating sheath for synthetic rubber cable, includes sheath, fire prevention around the covering, blocks water around covering, rubber spacer, anaerobic copper wire, the sheath inner wall cup joints fire prevention around the covering, fire prevention cup joints around the covering inner wall block water around the covering, block water and cup joint around the covering inner wall rubber spacer, place in the recess that rubber spacer seted up anaerobic copper wire, anaerobic copper wire with rubber spacer's clearance installation rubber filling block.

Preferably, the middle of the sheath is provided with filling ropes with equal spacing.

Preferably, the surface layer of the anaerobic copper wire is sleeved with an insulating leather sheath.

Preferably, the sheath is made of a halogen-free low-smoke polyolefin thermoplastic material.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of high performance insulating sheath for synthetic rubber cable, sheath adopt halogen-free low smoke polyolefin thermoplastic material to make and have no halogen, low smoke, nontoxic noncorrosive advantage, fire prevention is synthetic mica tape for national standard A class flame retardant coating around the covering, has the fire prevention efficiency, blocks water and is constituteed around the covering carbon fiber and wire, has water-proof effects, and the rubber spacing block is that import silicon rubber combined material makes, has high-quality insulating effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 100 sheaths, 110 filling ropes, 200 fireproof wrapping layers, 300 water-blocking wrapping layers, 400 rubber isolating blocks, 410 rubber filling blocks and 500 anaerobic copper wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an insulating sheath for high-performance synthetic rubber cable, which has the advantages of stable structure and light weight, and as shown in figure 1, comprises a sheath 100, a fireproof wrapping layer 200, a water-blocking wrapping layer 300, a rubber isolating block 400 and an oxygen-free copper wire 500;

referring to fig. 1, the sheath 100 is sleeved on the fireproof wrapping layer 200, specifically, the sheath 100 is made of a halogen-free low-smoke polyolefin thermoplastic material, has the characteristics of being non-flammable when on fire, does not contain halogen elements, is non-toxic and harmless, and has a protection effect on the oxygen-free copper wire 500.

Referring to fig. 1 again, the fire-proof wrapping layer 200 is sleeved on the water-blocking wrapping layer 300, specifically, the fire-proof wrapping layer 200 is a synthetic mica tape, specifically, a class a fire-proof layer, and is characterized in that the flame temperature is 950 ~ 1000 ℃ and the fire supply time is 90min, the fire-proof wrapping layer 200 does not break down, and the fire-proof wrapping layer 200 has a protective effect on the oxygen-free copper wire 500.

Referring to fig. 1, the water-blocking wrapping layer 300 is sleeved on the rubber isolation block 400, specifically, the water-blocking wrapping layer 300 is composed of carbon fibers and metal wires, and after water is encountered, a pad tape in the structure of the water-blocking wrapping layer 300 and a wrapping tape on the metal wires are used as water absorbing tapes to compress the metal wires to achieve a water-blocking effect, and the water-blocking wrapping layer 300 has a protection effect on the oxygen-free copper wires 500.

Referring to fig. 1 again, the groove formed in the rubber isolation block 400 separates the anaerobic copper wire 500, specifically, the rubber isolation block 400 is made of an imported silicon rubber composite material and mainly separates the anaerobic copper wire 500 to facilitate arrangement management of the anaerobic copper wire 500, the rubber filling block 410 is installed in a gap between the rubber isolation block 400 and the rubber filling block 410, and the rubber filling block 410 is made of a halogen-free synthetic rubber material and has a protective effect on the anaerobic copper wire 500.

Referring to fig. 1, the oxygen-free copper wire 500 is pure copper without oxygen and any deoxidizer residue, and according to the standard, the oxygen content is not more than 0.003%, the total impurity content is not more than 0.05%, the purity of copper is more than 99.95%, the conductivity is excellent, the price is low, the oxygen-free copper wire 500 is a high-quality material for making cable cores, and the oxygen-free copper wire 500 is used for electrical transmission.

The sheath 100, the fireproof wrapping layer 200 and the rubber isolation block 400 are made of synthetic materials.

When the fireproof wrapping layer is used specifically, the sheath 100 is externally extruded with the fireproof wrapping layer 200, the fireproof wrapping layer 200 is externally extruded with the waterproof wrapping layer 300, the waterproof wrapping layer 300 is externally extruded with the rubber isolation block 400, the groove formed in the rubber isolation block 400 is used for separating a copper wire group formed by anaerobic copper wires 500, and the rubber filling block 410 is filled between the rubber isolation block 400 and the anaerobic copper wires 500.

In order to make the protective cover have a certain toughness, the middle of the protective cover 100 is provided with filling ropes 110 with equal spacing, and the filling ropes 110 are specifically 20 steel wires with the diameter of 3.15mm, and have a certain toughness for the protective cover 100.

Referring to fig. 1, in order to prevent the anaerobic copper wire 500 from contacting during alignment, an insulating leather sheath is sleeved on the surface layer of the anaerobic copper wire 500, and the insulating leather sheath is made of synthetic rubber and has an insulating effect on the anaerobic copper wire 500.

Referring to fig. 1, in order to prevent the sheath 100 from being easily aged, the sheath 100 is made of a halogen-free low-smoke polyolefin thermoplastic material, which is halogen-free, non-toxic and non-corrosive.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a high performance is insulating sheath for synthetic rubber cable which characterized in that: including sheath (100), fire prevention around covering (200), block water around covering (300), rubber spacer (400), anaerobic copper wire (500), sheath (100) inner wall cup joints fire prevention around covering (200), fire prevention cup joints around covering (200) inner wall block water around covering (300), block water cup joints around covering (300) endotheca rubber spacer (400), place in the recess that rubber spacer (400) were seted up anaerobic copper wire (500), anaerobic copper wire (500) with rubber spacer (400)'s clearance installation rubber filling block (410).

2. The insulating sheath for high-performance synthetic rubber cable according to claim 1, characterized in that: the middle of the sheath (100) is provided with filling ropes (110) with equal spacing.

3. The insulating sheath for high-performance synthetic rubber cable according to claim 1, characterized in that: and the surface layer of the anaerobic copper wire (500) is sleeved with an insulating leather sheath.

4. The insulating sheath for high-performance synthetic rubber cable according to claim 1, characterized in that: the sheath (100) is made of halogen-free low-smoke polyolefin thermoplastic material.