CN207818240U - Low-smoke non-halogen flame-retardant cotton covered wire with the long-life - Google Patents

Abstract

The utility model discloses the low-smoke non-halogen flame-retardant cotton covered wires with the long-life, including main body, the outer surface of the main body is provided with nylon jacket, the first low smoke and zero halogen protective layer and the second low smoke and zero halogen protective layer are provided on the inside of the nylon jacket, the first low smoke and zero halogen protective layer outside curve is contacted with concave surface on the inside of nylon jacket, the second low smoke and zero halogen protective layer is fixedly mounted on the curved surface inside nylon jacket, and it is installed with layer of silica gel on the inside of the second low smoke and zero halogen protective layer, the inside of the layer of silica gel is installed with glass layer, insulated heat protective layer is installed on the inside of the glass layer, the insulated heat protective layer is internally provided with several copper wires, the copper wire does not contact between each other.The utility model is simple in structure, there is good electric conductivity and fire line, can effectively reduce the threat to life safety and property due to fire, while more durable.

Description

Low-smoke non-halogen flame-retardant cotton covered wire with the long-life

Technical field

The utility model is related to cotton covered wire technical fields, more particularly to the low-smoke non-halogen flame-retardant cotton covered wire with the long-life.

Background technology

With the fast development of China's economy, all trades and professions are all in development at full speed, industry, agricultural and each side to live Face has been directed to the utilization of electric power, and thus electric wire is indispensable, at home, existing common cotton covered wire operating temperature Usually between 70 DEG C -90 DEG C, although cross-linking polyolefin insulation electric wire maximum operating temperature can reach 150 DEG C, without these The fire resisting of grade or fire protecting performance add extrusion insulation or conductor, squeeze out insulation moreover, the typical structure of traditional cotton covered wire is conductor Add sheath.Traditional cotton covered wire is cheap, but over time, and either PVC wirings or PE wirings, material all can Harden embrittlement, and the aging of insulation is easy to cause the short circuit of sudden circuit, and fire caused by electric wire is countless, according to Incomplete statistics has one third to be because sucking electric wire is released when burning caused by electric wire in fire fatality personnel The halogen poison gas put and death by suffocation, flue gas bring very big obstruction to rescue work simultaneously, therefore drawn by electric wire The fire risen can not be ignored.

There is following problem in traditional device：1, electric wire is sometimes mounted in outdoor, expose to the weather long-term and Under the influence of winter temperature is lower, the outer layer of electric wire is easy to generation aging and easily causes fire to generate slight crack, reduces The service life of electric wire, while circle is all taken in outer surface, when electric wire to be fixedly mounted on wall, due to the surface of wall All it is plane, electric wire cannot be bonded with metope well, influence the aesthetics of metope entirety；2, when fire occurs, electricity Line is easy burning and generates the toxic gas containing halogen, very big to the harm of human body, while the smog that electric wire burning generates makes rescue The rescue of team is also hindered.

Utility model content

The purpose of this utility model is to provide the low-smoke non-halogen flame-retardant cotton covered wires with the long-life, to solve above-mentioned background The problem of being proposed in technology.

To achieve the above object, the utility model provides the following technical solutions：Low-smoke non-halogen flame-retardant cloth with the long-life The outer surface of electric wire, including main body, the main body is provided with nylon jacket, and the first low smoke and zero halogen is provided on the inside of the nylon jacket Protective layer and the second low smoke and zero halogen protective layer, the first low smoke and zero halogen protective layer outside curve are carried out with concave surface on the inside of nylon jacket Contact, the second low smoke and zero halogen protective layer is fixedly mounted on the curved surface inside nylon jacket, and second low smoke and zero halogen Layer of silica gel is installed on the inside of protective layer, the inside of the layer of silica gel is installed with glass layer, the glass fibers It is installed with insulated heat protective layer on the inside of dimension layer, the insulated heat protective layer is internally provided with several copper wires, The copper wire does not contact between each other.

Preferably, between the first low smoke and zero halogen protective layer and the second low smoke and zero halogen protective layer by several kellies and Card slot is fixedly connected, and the kelly and card slot are respectively and fixedly installed to the first low smoke and zero halogen protective layer and the second low smoke and zero halogen On protective layer, and the rubber that the kelly takes quality softer.

Preferably, the contact surface of the second low smoke and zero halogen protective layer and the first low smoke and zero halogen protective layer is set as plane, Other faces are curved surface.

Preferably, the layer of silica gel, glass layer and insulated heat protective layer are close to the first low smoke and zero halogen protective layer Side is disposed as plane.

Preferably, the insulated heat protective layer by can porcelain polymer insulation composite material and corresponding minerals it is heat-insulated Material is made.

Compared with prior art, the beneficial effects of the utility model are as follows：

1, the surface of the logical main body of the utility model is provided with nylon jacket, can be protected well to the internal part of electric wire Shield, can effectively reduce the influence exposed to the weather for a long time, can effectively prevent electric wire be mounted on it is outdoor in the case of due to It is too low in outside air temperature and the phenomenon that cause electric wire to become stiff easy fracture, increase the service life of electric wire, meanwhile, it is low first It is fixedly connected by several kellies and card slot between cigarette Halogen protective layer and the second low smoke and zero halogen protective layer, it can basis Different installation situations is to installing, when needing to be fixed on electric wire on metope, by the first low smoke and zero halogen protective layer from device In remove, the plane of the second low smoke and zero halogen protective layer is carried out with metope to be bonded fixation, so that electric wire is carried out with metope preferably solid It is fixed, keep metope more beautiful.

2, the utility model is in main body by being provided with the first low smoke and zero halogen protective layer and the second low smoke and zero halogen protective layer, The phenomenon that fire being effectively prevented and electric wire burning is caused to generate toxic halogen gas, is additionally provided with layer of silica gel, glass in device Glass fibrous layer and insulated heat protective layer can preferably protect electric wire, keep electric wire more safe at work, simultaneously It is provided with several copper wires in device, better conduction can be carried out, increases electric conductivity.

Description of the drawings

Fig. 1 is the agent structure schematic diagram of the utility model；

Fig. 2 is the front view of the main body of the utility model.

In figure：1- main bodys；2- nylon jackets；3- the first low smoke and zero halogen protective layers；4- the second low smoke and zero halogen protective layers；5- silica gel Layer；6- glass layers；7- insulated heat protective layers；8- copper wires；9- kellies；10- card slots.

Specific implementation mode

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 The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：Low-smoke non-halogen flame-retardant cloth electricity with the long-life The outer surface of line, including main body 1, the main body 1 is provided with nylon jacket 2, and the inside of the nylon jacket 2 is provided with the first low cigarette Halogen protective layer 3 and the second low smoke and zero halogen protective layer 4,3 outside curve of the first low smoke and zero halogen protective layer and 2 inside of nylon jacket Concave surface is contacted, and the second low smoke and zero halogen protective layer 4 is fixedly mounted on the curved surface inside nylon jacket 2, and described The inside of two low smoke and zero halogen protective layers 4 is installed with layer of silica gel 5, and the inside of the layer of silica gel 5 is installed with glass fibre Layer 6, the inside of the glass layer 6 is installed with insulated heat protective layer 7, the inside of the insulated heat protective layer 7 Several copper wires 8 are provided with, the copper wire 8 does not contact between each other.

Pass through several kellies 9 and card slot between the first low smoke and zero halogen protective layer 3 and the second low smoke and zero halogen protective layer 4 10 are fixedly connected, the kelly 9 and card slot 10 be respectively and fixedly installed to the first low smoke and zero halogen protective layer 3 and the second low cigarette without On halogen protective layer 4, and the rubber that the kelly 9 takes quality softer, it is low to be conducive to the first low smoke and zero halogen protective layer 3 and second Fixed installation and dismounting between cigarette Halogen protective layer 4 make the better electric wire of electric wire apply and different environment, increase device peace Fill performance；The contact surface of the second low smoke and zero halogen protective layer 4 and the first low smoke and zero halogen protective layer 3 is set as plane, other faces It is curved surface, is conducive to device indoors or the contact under other environment with wall, device and wall can be made to carry out more steady Fixed connection, while device also being made not interfere with indoor aesthetics after mounting；The layer of silica gel 5, glass layer 6 and insulation Thermal protection layer 7 is disposed as plane close to the side of the first low smoke and zero halogen protective layer 3, be conducive in device all parts it Between be stably connected with, ensure all parts between compactness；The insulated heat protective layer 7 by can porcelain polymer insulation answer Condensation material and corresponding minerals heat-barrier material are made, and are conducive to the insulation of device, can be effectively prevented the danger of electric leakage, together When be conducive to completely cut off the heat that copper wire 8 generates, so that device is had better electric conductivity, be also possible to prevent due to extraneous temperature Degree is higher, is had an impact to the electric conductivity of copper wire 8.

Operation principle：When in use, the nylon jacket 2 of outer layer can well protect the internal part of electric wire, can Effectively to reduce the influence exposed to the weather for a long time, can effectively prevent electric wire be mounted on it is outdoor in the case of due in outdoor Temperature is too low and the phenomenon that causing electric wire to become stiff easy fracture, increase the service life of electric wire, meanwhile, in the first low smoke and zero halogen It is fixedly connected by several kellies 9 and card slot 10 between protective layer 3 and the second low smoke and zero halogen protective layer 4, it can basis Different installation situations is to installing, when needing to be fixed on electric wire on metope, by the first low smoke and zero halogen protective layer 3 from device In remove, the plane of the second low smoke and zero halogen protective layer 4 is carried out with metope to be bonded fixation, so that electric wire is carried out with metope preferably solid It is fixed, keep metope more beautiful, the first low smoke and zero halogen protective layer 3 and the second low smoke and zero halogen protective layer 4 can be effectively prevented fire And the phenomenon that causing electric wire burning to generate toxic halogen gas, be additionally provided in device layer of silica gel 5, glass layer 6 and insulation every Thermal protection shield 7 can preferably protect electric wire, keep electric wire more safe at work, if while being provided in device Dry root copper wire 8 can carry out better conduction, increase electric conductivity.

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

Claims (5)

1. the low-smoke non-halogen flame-retardant cotton covered wire with the long-life, including main body (1), it is characterised in that：The appearance of the main body (1) Face is provided with nylon jacket (2), be provided on the inside of the nylon jacket (2) the first low smoke and zero halogen protective layer (3) and the second low cigarette without Halogen protective layer (4), the first low smoke and zero halogen protective layer (3) outside curve is contacted with concave surface on the inside of nylon jacket (2), described Second low smoke and zero halogen protective layer (4) is fixedly mounted on the internal curved surface of nylon jacket (2), and second low smoke and zero halogen is protected It is installed with layer of silica gel (5) on the inside of layer (4), the inside of the layer of silica gel (5) is installed with glass layer (6), institute It states and is installed with insulated heat protective layer (7) on the inside of glass layer (6), the inside of the insulated heat protective layer (7) Several copper wires (8) are provided with, the copper wire (8) does not contact between each other.

2. the low-smoke non-halogen flame-retardant cotton covered wire according to claim 1 with the long-life, it is characterised in that：Described first is low It is fixed by several kellies (9) and card slot (10) between cigarette Halogen protective layer (3) and the second low smoke and zero halogen protective layer (4) Connection, the kelly (9) and card slot (10) are respectively and fixedly installed to the first low smoke and zero halogen protective layer (3) and the second low smoke and zero halogen is protected On sheath (4), and the rubber that the kelly (9) takes quality softer.

3. the low-smoke non-halogen flame-retardant cotton covered wire according to claim 1 with the long-life, it is characterised in that：Described second is low Cigarette Halogen protective layer (4) and the contact surface of the first low smoke and zero halogen protective layer (3) are set as plane, and other faces are curved surface.

4. the low-smoke non-halogen flame-retardant cotton covered wire according to claim 1 with the long-life, it is characterised in that：The layer of silica gel (5), glass layer (6) and insulated heat protective layer (7) are disposed as putting down close to the side of the first low smoke and zero halogen protective layer (3) Face.

5. the low-smoke non-halogen flame-retardant cotton covered wire according to claim 1 with the long-life, it is characterised in that：It is described insulation every Thermal protection shield (7) by can porcelain polymer insulation composite material and corresponding minerals heat-barrier material be made.