CN211404103U

CN211404103U - Wear-resisting fireproof cable

Info

Publication number: CN211404103U
Application number: CN201921906897.9U
Authority: CN
Inventors: 刘君
Original assignee: People Electrical Appliance Group Shanghai Co Ltd
Current assignee: People Electrical Appliance Group Shanghai Co Ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-09-01
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a wear-resisting fireproof cable, including the polyolefin outer tube, the fixed surface of polyolefin outer tube installs the wave protection tube, the fixed surface of polyolefin outer tube installs the nylon weaving layer, the fixed surface of nylon weaving layer installs the endotheca protection tube, the fixed surface of endotheca protection tube installs insulating protective case, insulating protective case's fixed surface installs a plurality of copper core protective case, copper core protective case's fixed surface installs electrically conductive inner core. A wear-resisting fireproof cable, can wrap the protection entirely to the cable, make the cable more wear-resisting, improve life to and to the cable protection of preventing fires, can improve the toughness and the tensile strength of cable, make the cable more conveniently carry out the bending and drawing, thereby bend the use, brought the facility for the installation of cable different positions.

Description

Wear-resisting fireproof cable

Technical Field

The utility model relates to a cable field, in particular to wear-resisting fireproof cable.

Background

The cable is generally a cable similar to a rope and formed by twisting a plurality of or a plurality of groups of leads (at least two leads in each group), each group of leads are mutually insulated and are usually twisted around a center, a highly-insulated covering layer is wrapped outside the whole cable, the cable has the characteristics of internal electrification and external insulation, and is widely applied to power systems, information transmission and instrument systems, the wire and cable industry is the second major industry second to the automobile industry in China, and the product variety satisfaction rate and the domestic market share both exceed 90%. In the world, the total output value of the Chinese electric wires and cables exceeds the United states, the electric wires and cables become the first large electric wire and cable producing country in the world, along with the high-speed development of the Chinese electric wire and cable industry, the number of newly added enterprises is continuously increased, and the overall technical level of the industry is greatly improved, so that the continuous innovation and optimization of the electric wires and cables are required to meet the development and use requirements of the electric wires and cables; when the cable is used, the cable can not be prevented fire and is protected with wear-resisting effect, can not prevent fire, still reduces the life-span of long-time use, and simultaneously, weaving layer toughness in the cable is relatively poor, when the cable is crooked tensile, has leaded to bending that the cable can not be excessive, has brought inconvenience for the installation of cable different positions is used.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a wear-resisting fireproof cable can effectively solve and can't accomplish fire prevention and wear-resisting effect in the background art, the cable can not be excessive the problem of bending.

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

the utility model provides a wear-resisting fireproof cable, includes the polyolefin outer tube, the fixed surface of polyolefin outer tube installs the wave protection tube, the fixed surface of polyolefin outer tube installs the nylon weaving layer, the fixed surface of nylon weaving layer installs the endotheca protection tube, the fixed surface of endotheca protection tube installs insulating protective case, insulating protective case's fixed surface installs a plurality of copper core protective case, copper core protective case's fixed surface installs electrically conductive inner core.

Preferably, the wave protection pipe is designed for a metal structure, and is formed by overlapping and connecting a plurality of lantern rings.

Preferably, the polyolefin outer sleeve pipe and the inner sleeve protection pipe are the same in thickness, and are formed by integral forming and processing.

Preferably, the nylon woven layer is formed by overlapping and weaving glass fiber wires, and the thickness of the nylon woven layer is two millimeters.

Preferably, the number of the copper core protective sleeves is the same as that of the conductive inner cores, and the copper core protective sleeves and the conductive inner cores are circularly twisted to be installed on the inner surface of the insulating protective sleeve.

Preferably, the conductive inner core is designed to be a copper material structure, the conductive inner core is cylindrical, and the conductive inner cores are the same in size.

Compared with the prior art, the utility model discloses following beneficial effect has: this wear-resisting fireproof cable through polyolefin outer tube and the wave protection pipe that sets up, can wrap the protection entirely to the cable, makes the cable more wear-resisting, improves life to and carry out fire protection to the cable, through nylon weaving layer and the endotheca protection pipe that sets up, can improve the toughness and the tensile strength of cable, make the cable more conveniently carry out the bending and drawing, thereby bend the use, brought the facility for the installation and use of the different positions of cable.

Drawings

Fig. 1 is a schematic view of the overall structure of a wear-resistant fireproof cable of the present invention;

fig. 2 is a schematic view of the wave protection tube of the abrasion-resistant fireproof cable according to the present invention;

fig. 3 is the utility model relates to a wear-resisting fireproof cable's inside structure chart.

In the figure: 1. a polyolefin outer jacket; 2. a wave protection pipe; 3. a nylon braid layer; 4. sleeving a protection tube; 5. an insulating protective sleeve; 6. a copper core protective sleeve; 7. an electrically conductive core.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a wear-resistant fireproof cable includes a polyolefin outer sleeve 1, a wave protection tube 2 is fixedly mounted on an outer surface of the polyolefin outer sleeve 1, a nylon braid 3 is fixedly mounted on an inner surface of the polyolefin outer sleeve 1, an inner sleeve protection tube 4 is fixedly mounted on an inner surface of the nylon braid 3, an insulating protection sleeve 5 is fixedly mounted on an inner surface of the inner sleeve protection tube 4, a plurality of copper core protection sleeves 6 are fixedly mounted on an inner surface of the insulating protection sleeve 5, and a conductive inner core 7 is fixedly mounted on an inner surface of the copper core protection sleeve 6;

the wave protection pipe 2 is designed to be made of metal materials, and the wave protection pipe 2 is formed by overlapping and connecting a plurality of lantern rings; the polyolefin outer sleeve 1 and the inner sleeve protection tube 4 are the same in thickness, and the polyolefin outer sleeve 1 and the inner sleeve protection tube 4 are formed by integral forming; the nylon weaving layer 3 is formed by overlapping and weaving glass fiber wires, and the thickness of the nylon weaving layer 3 is two millimeters; the number of the copper core protective sleeves 6 is the same as that of the conductive inner cores 7, and the copper core protective sleeves 6 and the conductive inner cores 7 are circularly twisted to be installed on the inner surface of the insulating protective sleeve 5; the conductive inner core 7 is designed by a copper material structure, the conductive inner core 7 is cylindrical, and the conductive inner core 7 is identical in size.

It should be noted that, the utility model relates to a wear-resisting fireproof cable, the both ends of electrically conductive inner core 7 are used for connecting the equipment of transmission and receipt, transmit electric power, copper core protective case 6 is used for wrapping up every group of electrically conductive inner core 7, thereby insulate each other every group of electrically conductive inner core 7, insulating protective case 5 and endotheca protection tube 4 are used for insulating protection many copper core protective case 6 and electrically conductive inner core 7, polyolefin outer tube 1 has played the effect of shell fixed, polyolefin outer tube 1 passes through the material of polyolefin, play the effect of anti acid alkali resistance and anti organic solvent, when polyolefin outer tube 1 is used, wave protection pipe 2 of polyolefin outer tube 1 surface can carry out full wrap protection to polyolefin outer tube 1, construct through the material of wave protection pipe 2 metal, improve the whole wearability of cable, and keep apart the fire source, carry out the fire protection, wave protection pipe 2 overlaps to connect through a plurality of lantern rings simultaneously and constitutes, can cooperate the cable to carry out crooked, and nylon weaving layer 3 in the polyolefin outer tube 1, through glass fiber's material, it is high to have a mechanical strength, and toughness is good and higher tensile, compressive strength's advantage, when carrying out crooked tensile to the cable, makes things convenient for the crooked tensile use of cable through 3 parcel endotheca protection pipes 4 of nylon weaving layer.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wear-resisting fireproof cable which characterized in that: including polyolefin outer tube (1), the surface fixed mounting of polyolefin outer tube (1) has wave protection tube (2), the internal fixed surface of polyolefin outer tube (1) installs nylon weaving layer (3), the internal fixed surface of nylon weaving layer (3) installs endotheca protection tube (4), the internal fixed surface of endotheca protection tube (4) installs insulating protective case (5), the internal fixed surface of insulating protective case (5) installs a plurality of copper core protective case (6), the internal fixed surface of copper core protective case (6) installs electrically conductive inner core (7), wave protection tube (2) are the design of metal material structure, wave protection tube (2) are overlapped through a plurality of lantern rings and are connected the constitution.

2. A wear-resistant fireproof cable according to claim 1, wherein: the polyolefin outer sleeve (1) and the inner sleeve protection tube (4) are the same in thickness, and the polyolefin outer sleeve (1) and the inner sleeve protection tube (4) are formed by integral forming processing.

3. A wear-resistant fireproof cable according to claim 1, wherein: the nylon weaving layer (3) is formed by overlapping and weaving glass fiber wires, and the thickness of the nylon weaving layer (3) is two millimeters.

4. A wear-resistant fireproof cable according to claim 1, wherein: the number of the copper core protective sleeves (6) is the same as that of the conductive inner cores (7), and the number of the copper core protective sleeves (6) and the number of the conductive inner cores (7) are circularly twisted to form the round conductive protective sleeves which are arranged on the inner surface of the insulating protective sleeve (5).

5. A wear-resistant fireproof cable according to claim 1, wherein: the conductive inner core (7) is designed to be a copper material structure, the conductive inner core (7) is cylindrical and is multiple in shape, and the conductive inner core (7) is the same in size.