CN210378564U

CN210378564U - Novel high-temperature-resistant, fireproof and waterproof cable for metallurgical industry

Info

Publication number: CN210378564U
Application number: CN201920900123.9U
Authority: CN
Inventors: 蒋国君; 李春辉; 唐芸; 陆正荣
Original assignee: Jiangsu Weida Cable Co ltd; Samson Cable Co ltd
Current assignee: Jiangsu Weida Cable Co ltd; Samson Cable Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-04-21
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a novel metallurgical industry with high temperature resistant fire prevention waterproof cable. The conductor is formed by regularly twisting tinned round copper wires; 4 layers of calcined mica tapes are lapped outside the conductor in an overlapping way; the insulation is extruded by ceramic silicon rubber; the cabling pitch-diameter ratio is controlled to be 20-35; the cabling gap is filled by adopting a low-smoke halogen-free filling strip; 2 layers of glass fiber tapes are lapped and wound after cabling; the inner sheath is extruded by ceramic silicon rubber; 1 layer of semi-conductive buffer water-blocking tape is adopted outside the inner sheath for overlapping wrapping; the water-blocking tape is externally extruded with a layer of corrugated aluminum sleeve; the outer sheath is extruded by ceramic silicon rubber.

Description

Novel high-temperature-resistant, fireproof and waterproof cable for metallurgical industry

Technical Field

The utility model relates to the technical field of cables, specifically be a novel metallurgical industry with high temperature resistant fire prevention waterproof cable.

Background

Many production posts in the metallurgical industry are in environments of high temperature, high humidity, open fire and the like all the year round. Power machines currently cannot be taken off of electric support. However, the ordinary cable cannot be normally used in the special environment at all, and is easy to have the problems of electric leakage, power failure, water inflow and the like, and more serious fire can be caused. The damage to individuals and the loss to enterprises are caused; the purpose of the invention is as follows: in order to realize the normal operation of enterprise production in the above severe environment, a novel high-temperature-resistant, fireproof and waterproof cable for the metallurgical industry is provided. The power transmission can be better carried out, and the development of social production is promoted.

Disclosure of Invention

An object of the utility model is to provide a novel metallurgical industry with high temperature resistant fire prevention waterproof cable structure to solve the easy condition of occurence of failure of the ordinary cable in adverse circumstances who proposes in the above-mentioned background art, provide a safe, stable electric power transmission network.

The technical scheme is as follows: in order to achieve the above object, the utility model provides a novel metallurgical industry with high temperature resistant fire prevention waterproof cable. The high-temperature resistant layer is formed by combining the tinned conductor (1), the ceramic silicon rubber insulating layer (3), the ceramic silicon rubber inner sheath layer (6) and the ceramic silicon rubber outer sheath layer (9), and has the function of high temperature resistance. The fireproof layer is composed of a calcination type mica tape wrapping layer (2), a ceramic silicon rubber insulating layer (3), a glass fiber tape wrapping layer (5), a ceramic silicon rubber inner sheath layer (6) and a ceramic silicon rubber outer sheath layer (9) together, and the fireproof effect is achieved. The waterproof layer formed by combining the semi-conductive buffer water-blocking tape wrapping layer (7) and the corrugated aluminum sleeve (8) plays a role in waterproofing.

The design principle of the utility model is that: the cable is combined by adopting high-temperature-resistant, fireproof and waterproof materials and a reasonable cable structure.

Preferably, the high-temperature resistant layer formed by combining the tinned conductor (1), the ceramic silicon rubber insulating layer (3), the ceramic silicon rubber inner sheath layer (6) and the ceramic silicon rubber outer sheath layer (9) plays a role of high temperature resistance.

Preferably, the fireproof layer is formed by the calcination type mica tape wrapping layer (2), the ceramic silicon rubber insulating layer (3), the glass fiber tape wrapping layer (5), the ceramic silicon rubber inner sheath layer (6) and the ceramic silicon rubber outer sheath layer (9) together, and the fireproof effect is achieved.

Preferably, the semi-conductive buffer water-blocking tape is a waterproof layer formed by combining the wrapping layer (7) and the corrugated aluminum sleeve (8), and plays a waterproof role.

Compared with the prior art, the utility model discloses beneficial effect is: this cable structure, structural design is reasonable, adopts the combination of pottery silicon rubber material and calcination type mica tape not only to make the cable possess high temperature resistance effect, has also played the effect of fire prevention simultaneously. Adopt low smoke and zero halogen filler strip not only to guarantee the circularity of cable as the filler material of cable, also guaranteed simultaneously that a large amount of smog and poisonous gas can not appear when meetting the naked light burning, thereby this can effectual increase the visual degree on the scene of the conflagration taking place the conflagration and increase the rescued probability of the personnel of suffering a disaster. The combination of the corrugated aluminum sleeve and the semi-conductive buffering water-blocking tape not only enables the cable to have a waterproof effect, but also ensures that the material structure in the cable is not damaged due to high strength, so that the service life of the cable is prolonged. The whole product structure ensures that the cable has stable transmission performance, excellent physical performance, high integral tensile strength and long service life, can better transmit power, and promotes the development of the metallurgy industry with high efficiency.

Drawings

In order that the present invention may be more clearly understood, the following detailed description of the present invention is provided in terms of specific examples taken in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

in the figure: 1. tinned conductors; 2. a calcination type mica tape lapping layer; 3. a ceramic silicon rubber insulating layer; 4. a filling layer; 5. a glass fiber tape wrapping layer; 6. a ceramic silicon rubber inner sheath layer; 7. the semi-conductive buffer water-blocking tape is wrapped; 8. wrinkling the aluminum sleeve; 9. and (3) a ceramic silicon rubber outer sheath layer.

Detailed Description

The present invention will be further clarified by the following description with reference to the attached drawings and specific examples, which should be understood as being merely illustrative of the present invention and not limiting the scope of the present invention, and modifications of various equivalent forms of the present invention by those skilled in the art after reading the present invention, all fall within the scope defined by the appended claims of the present application.

As shown in figure 1, the utility model provides a novel high temperature resistant fireproof waterproof cable for metallurgical industry. The conductor is formed by regularly twisting tinned round copper wires; 4 layers of calcined mica tapes are lapped outside the conductor in an overlapping way; the insulation is extruded by ceramic silicon rubber; the cabling pitch-diameter ratio is controlled to be 20-35; the cabling gap is filled by adopting a low-smoke halogen-free filling strip; 2 layers of glass fiber tapes are lapped and wound after cabling; the inner sheath is extruded by ceramic silicon rubber; 1 layer of semi-conductive buffer water-blocking tape is adopted outside the inner sheath for overlapping wrapping; the water-blocking tape is externally extruded with a layer of corrugated aluminum sleeve; the outer sheath is extruded by ceramic silicon rubber.

The working principle is as follows: when the novel high-temperature-resistant, fireproof and waterproof cable for the metallurgical industry is used, the cable body is firstly connected. The installation and connection use of the cable is consistent with that of a common cable in principle, and the installation and connection use is not different. And the tinned conductor (1), the ceramic silicon rubber insulating layer (3), the ceramic silicon rubber inner sheath layer (6) and the ceramic silicon rubber outer sheath layer (9) are combined to form a high-temperature-resistant layer, so that the high-temperature-resistant effect is achieved. The fireproof layer is composed of a calcination type mica tape wrapping layer (2), a ceramic silicon rubber insulating layer (3), a glass fiber tape wrapping layer (5), a ceramic silicon rubber inner sheath layer (6) and a ceramic silicon rubber outer sheath layer (9) together, and the fireproof effect is achieved. The waterproof layer formed by combining the semi-conductive buffer water-blocking tape wrapping layer (7) and the corrugated aluminum sleeve (8) plays a role in waterproofing. The requirements of high temperature resistance, water resistance and fire resistance required by the cable in design are met by combining and using the parts of different materials. The whole process of the novel high-temperature-resistant, fireproof and waterproof cable structure for the metallurgical industry is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel metallurgical industry with high temperature resistant fire prevention waterproof cable which characterized in that: comprising a tin-plated conductor (1): the cable is formed by regularly twisting tinned copper wires, and the tinned layer on the surface of the copper wires can well protect the copper wires from being oxidized in severe environments such as high temperature and the like, so that the service life of the cable is prolonged; and (3) winding a calcination type mica tape wrapping layer (2): overlapping and lapping 4 layers of calcined mica tapes, wherein the average lapping rate of the lapping layers is not less than 50%; ceramic silicone rubber insulating layer (3): ceramic silicon rubber is adopted for insulation extrusion; filling layer (4): filling the cabling gap by adopting a low-smoke halogen-free filling strip; glass fiber tape wrapping layer (5): after cabling, lapping two layers of glass fiber tapes in an overlapped mode, wherein the average lapping rate of the lapping layers is not less than 25%; ceramic silicon rubber inner sheath layer (6): adopting ceramic silicon rubber to extrude the inner sheath; the semi-conductive buffer water-blocking tape wrapping layer (7): 1 layer of semi-conductive buffer water-blocking tape is adopted outside the inner sheath for overlapping wrapping, and the average covering rate of the wrapping layer is not less than 25%; corrugated aluminum sleeve (8): a layer of corrugated aluminum sleeve is extruded outside the semi-conductive buffer water-blocking tape; ceramic silicon rubber outer sheath layer (9): and ceramic silicon rubber is adopted for extruding and wrapping the outer sheath.

2. The novel high-temperature-resistant, fireproof and waterproof cable for the metallurgical industry as claimed in claim 1, is characterized in that: the high-temperature resistant layer formed by combining the tinned conductor (1), the ceramic silicon rubber insulating layer (3), the ceramic silicon rubber inner sheath layer (6) and the ceramic silicon rubber outer sheath layer (9) plays a role of high temperature resistance.

3. The novel high-temperature-resistant, fireproof and waterproof cable for the metallurgical industry as claimed in claim 1, is characterized in that: the fire-proof layer is formed by the calcination type mica tape wrapping layer (2), the ceramic silicon rubber insulating layer (3), the glass fiber tape wrapping layer (5), the ceramic silicon rubber inner sheath layer (6) and the ceramic silicon rubber outer sheath layer (9) together, and the fire-proof effect is achieved.

4. The novel high-temperature-resistant, fireproof and waterproof cable for the metallurgical industry as claimed in claim 1, is characterized in that: the waterproof layer formed by combining the semi-conductive buffer water-blocking tape wrapping layer (7) and the corrugated aluminum sleeve (8) plays a role in waterproofing.