CN214624505U

CN214624505U - Low-temperature-resistant flame-retardant composite cable for electric power and computer

Info

Publication number: CN214624505U
Application number: CN202121189937.XU
Authority: CN
Inventors: 朱从林; 陆秀国; 李正宝; 刘芳; 王莉莉
Original assignee: Tianchang Huiling Electric Appliance Meter Factory
Current assignee: Tianchang Huiling Electric Appliance Meter Factory
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-05
Anticipated expiration: 2031-05-31

Abstract

The utility model relates to the technical field of cables, and a fire-retardant electric power of low temperature resistant and composite cable for computer is disclosed, conductor including a plurality of symmetry settings, the lateral wall of a plurality of conductors all wraps up and is provided with the insulating layer, the outside of a plurality of insulating layers is equipped with first solid fixed ring and the solid fixed ring of second respectively, first solid fixed ring is located inside a plurality of conductors, and be located the solid fixed ring's of second inside, the solid fixed ring's of second lateral wall fixedly connected with shielding layer, the lateral wall fixedly connected with low temperature resistant restrictive coating of shielding layer, a plurality of heat insulating holes have been seted up to the inside of low temperature resistant restrictive coating, a plurality of heat insulating holes are the setting of annular symmetry, the inside in a plurality of heat insulating holes all is equipped with the insulating layer, the lateral wall of a plurality of insulating layers is connected with the internal surface fixed of a plurality of heat insulating holes respectively. The utility model discloses carry out resistance to compression protection to the cable when can make the cable have good low temperature resistant and flame retardant ability.

Description

Low-temperature-resistant flame-retardant composite cable for electric power and computer

Technical Field

The utility model relates to the technical field of cables, especially, relate to a fire-retardant electric power of low temperature resistant and composite cable for computer.

Background

The cable is an electric energy or signal transmission device, and generally consists of several or several groups of wires, and in the existing power and computer field, the cable is required to be matched for stable transmission of power and information.

Wherein patent number is CN204130221U discloses fire-retardant electric power of low temperature resistant and computer composite cable, this cable conductor periphery cladding has the cold-resistant insulating layer of computer cable, the periphery cladding has the polyester in-band to weave the sinle silk shielding layer around covering and copper wire in proper order after two computer cable insulation sinle silks are twisted each other, two computer cable shielding sinle silks are twisted each other and gap department packs and is filled the core with computer cable polypropylene, the periphery of computer cable core has the polyester outband to weave the cable core shielding layer around covering and copper wire and constitute computer cable, but this cable has certain defect when using:

the cable is poor in flame retardant effect, and is prone to being crushed by an internal conductor due to external extrusion in the using process, so that stable use of the cable is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art cable flame retardant efficiency relatively poor, and easily receive outside extrusion when using and lead to the inner conductor to produce the problem of crushing, and the fire-retardant electric power of a low temperature resistant and composite cable for computer that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a low-temperature-resistant flame-retardant composite cable for electric power and computers comprises a plurality of symmetrically-arranged conductors, insulating layers are wrapped on the outer side walls of the conductors, first fixing rings and second fixing rings are arranged on the outer sides of the insulating layers respectively, the first fixing rings are located inside the conductors and inside the second fixing rings, the outer side walls of the second fixing rings are fixedly connected with shielding layers, and the outer side walls of the shielding layers are fixedly connected with low-temperature-resistant sheath layers;

a plurality of thermal-insulated holes have been seted up to low temperature resistant restrictive coating's inside, and is a plurality of thermal-insulated hole is the annular symmetry and sets up, and is a plurality of thermal-insulated hole's inside all is equipped with the insulating layer, and is a plurality of the lateral wall of insulating layer is respectively with a plurality of the internal surface fixed connection in thermal-insulated hole.

Preferably, a plurality of first placing grooves symmetrically arranged are formed in the outer side wall of the first fixing ring, a plurality of second placing grooves symmetrically arranged are formed in the inner side wall of the second fixing ring, and the outer side wall of the insulating layer is respectively in contact with the first placing grooves and the second placing grooves.

Preferably, be equipped with the connecting rod that a plurality of symmetries set up between the solid fixed ring of first solid fixed ring and second, the both ends of connecting rod respectively with first solid fixed ring and second fixed ring fixed connection.

Preferably, the outer surface of the low temperature resistant sheath layer is wrapped with a belting layer.

Preferably, the outer surface of the belting layer is coated with a fire-retardant coating.

Preferably, the first fixing ring, the second fixing ring and the connecting rod are made of polyvinyl chloride resin.

Compared with the prior art, the utility model provides a fire-retardant electric power of low temperature resistant and composite cable for computer possesses following beneficial effect:

1. this fire-retardant electric power of low temperature resistant and composite cable for computer through the low temperature resistant restrictive coating that is equipped with, individual insulating layer in insulated hole, can make the cable have good low temperature resistant ability and fire-retardant ability.

2. This fire-retardant electric power of low temperature resistant and composite cable for computer through the solid fixed ring of first solid fixed ring, the solid fixed ring of second, first standing groove, second standing groove and the connecting rod that is equipped with, wraps up the protection to the cable inner conductor, prevents that the conductor from receiving the extrusion production and crushing, has improved the stability in use of cable.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can make the cable have better low temperature resistant and fire-retardant ability, protects the inner conductor simultaneously, prevents to receive outside extrusion and leads to the damage, has improved the stability in use of cable.

Drawings

Fig. 1 is a schematic structural view of a low temperature resistant and flame retardant composite cable for power and computers according to the present invention;

FIG. 2 is a schematic top view of the structure of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: 1 conductor, 2 insulating layers, 3 first solid fixed ring, 4 solid fixed ring, 5 shielding layers, 6 low temperature resistant restrictive coating, 7 heat-proof hole, 8 insulating layers, 9 first standing groove, 10 second standing groove, 11 connecting rods, 12 band layers, 13 fire protection coating.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a low temperature resistant and flame retardant composite cable for electric power and computers comprises a plurality of symmetrically arranged conductors 1, and is characterized in that the outer side walls of the plurality of conductors 1 are all wrapped with insulating layers 2, the outer sides of the plurality of insulating layers 2 are respectively provided with a first fixing ring 3 and a second fixing ring 4, the first fixing ring 3 is positioned inside the plurality of conductors 1 and inside the second fixing ring 4, the outer side wall of the second fixing ring 4 is fixedly connected with a shielding layer 5, and the outer side wall of the shielding layer 5 is fixedly connected with a low temperature resistant sheath layer 6, so that the low temperature resistant effect of the cable is better;

a plurality of thermal-insulated holes 7 have been seted up to low temperature resistant restrictive coating 6's inside, and a plurality of thermal-insulated holes 7 are the annular symmetry and set up, and the inside in a plurality of thermal-insulated holes 7 all is equipped with insulating layer 8, and the lateral wall of a plurality of insulating layers 8 is connected with the internal fixed surface in a plurality of thermal-insulated holes 7 respectively for the cable has good flame retardant property.

The first standing groove 9 that a plurality of symmetries set up is seted up to the lateral wall of first solid fixed ring 3, and the second standing groove 10 that a plurality of symmetries set up is seted up to the inside wall of the solid fixed ring 4 of second, and the lateral wall of insulating layer 2 sets up with first standing groove 9 and the contact of second standing groove 10 respectively, wraps up the protection to conductor 1, prevents to receive outside crushing, has improved the stability when conductor 1 uses.

Be equipped with the connecting rod 11 that a plurality of symmetries set up between the solid fixed ring of first solid fixed ring 3 and the solid fixed ring of second 4, the both ends of connecting rod 11 respectively with the solid fixed ring of first solid fixed ring 3 and the solid fixed ring of second 4 fixed connection, through the setting of connecting rod 11, confirm the solid fixed ring of first solid fixed ring 3 and the solid fixed ring of second 4's position.

The outer surface of the low temperature resistant sheath layer 6 is wrapped with a belting layer 12.

The outer surface of belting layer 12 is scribbled fire protection coating 13, through the setting of belting layer 12 and fire protection coating 13, further improves the fire-retardant ability in the cable use.

The first fixing ring 3 and the second fixing ring 4 and the connecting rod 11 are made of polyvinyl chloride resin, so that the flame-retardant rubber has good flame retardancy.

In the utility model, when the cable is used, the low temperature resistant sheath layer 6 arranged outside the conductor 1 ensures that the cable has good low temperature resistant capability and can be matched with the inner heat insulation hole 7 and the heat insulation layer 8 to ensure that the cable has flame retardant capability, and the wrapping layer 12 and the fireproof coating 13 are arranged outside the cable to further improve the flame retardant capability of the cable, meanwhile, during the use process of the cable, through the use of the first fixing ring 3 and the second fixing ring 4 and the connecting rod 11, the conductor 1 is positioned in the first placing groove 9 and the second placing groove 10, the position of the conductor 1 is determined, and when the cable is extruded from the outside, the conductor 1 cannot be directly crushed through the fixed support of the first fixing ring 3 and the second fixing ring 4, therefore, the use stability of the conductor 1 in the cable is improved, and the use effect of the whole cable is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The composite cable comprises a plurality of symmetrically arranged conductors (1), and is characterized in that the outer side walls of the plurality of conductors (1) are wrapped with insulating layers (2), the outer sides of the plurality of insulating layers (2) are respectively provided with a first fixing ring (3) and a second fixing ring (4), the first fixing ring (3) is positioned inside the plurality of conductors (1) and inside the second fixing ring (4), the outer side wall of the second fixing ring (4) is fixedly connected with a shielding layer (5), and the outer side wall of the shielding layer (5) is fixedly connected with a low-temperature-resistant sheath layer (6);

a plurality of heat insulation holes (7) have been seted up to the inside of low temperature resistant restrictive coating (6), and are a plurality of heat insulation hole (7) are the annular symmetry and set up, and are a plurality of the inside of heat insulation hole (7) all is equipped with insulating layer (8), and is a plurality of the lateral wall of insulating layer (8) is respectively with a plurality of the internal surface fixed connection of heat insulation hole (7).

2. The low-temperature-resistant and flame-retardant composite cable for the electric power and the computer as claimed in claim 1, wherein a plurality of first placing grooves (9) are symmetrically formed in the outer side wall of the first fixing ring (3), a plurality of second placing grooves (10) are symmetrically formed in the inner side wall of the second fixing ring (4), and the outer side wall of the insulating layer (2) is respectively in contact with the first placing grooves (9) and the second placing grooves (10).

3. The low temperature resistant and flame retardant composite cable for electric power and computers as claimed in claim 1, wherein a plurality of symmetrically arranged connecting rods (11) are arranged between the first fixing ring (3) and the second fixing ring (4), and both ends of the connecting rods (11) are respectively fixedly connected with the first fixing ring (3) and the second fixing ring (4).

4. The low temperature resistant and flame retardant composite cable for power and computers as claimed in claim 1, wherein the outer surface of said low temperature resistant sheath layer (6) is wrapped with a wrapping layer (12).

5. The composite cable for electric power and computers with low temperature resistance and flame retardancy as claimed in claim 4, wherein the outer surface of the wrapping layer (12) is coated with a fire retardant coating (13).

6. The low temperature resistant and flame retardant composite cable for electric power and computers according to claim 1, wherein the first fixing ring (3) and the second fixing ring (4) and the connecting rod (11) are made of polyvinyl chloride resin.