CN217880929U

CN217880929U - High-temperature cable for electric melting furnace of glass factory

Info

Publication number: CN217880929U
Application number: CN202221775565.3U
Authority: CN
Inventors: 王焱; 李文娟; 聂磊; 唐建业
Original assignee: Hunan Valin Wire and Cable Co Ltd
Current assignee: Hunan Valin Wire and Cable Co Ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-11-22
Anticipated expiration: 2032-07-11

Abstract

The utility model discloses a high temperature cable for electric smelting furnace of glass factory includes conductor unit, insulating layer, weaving layer, band layer and heat insulation sleeve pipe from inside to outside in proper order, the conductor unit is stranded for the soft monofilament conductor of stranded and forms, the insulating layer is platinum ceramic silicon rubber, the weaving layer is woven for the glass silk, heat insulation sleeve pipe is the fine high temperature resistant fire sleeve pipe of silica gel glass. The conductor unit is single-core or multi-core twisted. The thickness of the insulating layer is 2.0mm, and platinum is adopted for vulcanization. Can maintain better flexibility at the temperature lower than 280 ℃. The weaving density of the weaving layer is not less than 95%. The belting layer is formed by wrapping aerogel belting, and the wrapping overlapping rate is not less than 35%. The end of the conductor unit is coated with a paint layer. The coating layer is coated on the contact position of a copper nose, corrosion resistance can be carried out at the high temperature of 800 ℃ for a long time, and the glass fiber can resist the high temperature of 800 ℃ and can isolate part of temperature conduction. The problem of current cable can't be high temperature resistant for a long time, and connect local easy oxidation is solved.

Description

High-temperature cable for electric melting furnace of glass factory

Technical Field

The utility model relates to a high temperature resistant cable technical field especially relates to a glass factory is high temperature cable for electric smelting furnace.

Background

The electric wire and cable products are mainly divided into five major categories, namely bare wires and bare conductor products, electric power cables, electric wire and cables for electrical equipment, communication cables, optical fibers and electromagnetic wires. The power cable is mainly characterized in that an insulating layer is extruded outside a conductor, such as an overhead insulated cable, or a plurality of cores are twisted (corresponding to a phase line, a zero line and a ground wire of a power system), such as an overhead insulated cable with more than two cores, or a sheath layer is added, such as a plastic/rubber sleeve wire cable. However, the requirements of some industries on the high temperature resistance of electric wires and cables are higher and higher, the common multifunctional temperature-resistant cables adopt fluoroplastic and other materials as insulating and sheath materials, the materials are easy to rapidly and always in high temperature occasions until the cables break down, the operating environment temperature of some special industries such as electric melting furnaces of glass factories is 250-280 ℃ for a long time, certain requirements on the high temperature resistance of the cables are met, the common high temperature cables are carbonized early, and the contact parts of the common high temperature cables and copper noses are seriously corroded. Therefore, it is necessary to provide a cable that meets the requirements for use in high temperature environments.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature cable for electric smelting furnace of glass factory to solve current cable and can't be high temperature resistant for a long time, and connect the local problem of easily oxidizing.

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

the utility model provides a high temperature cable for electric smelting furnace of glass factory, includes conductor unit, insulating layer, weaving layer, band layer and heat insulating sleeve from inside to outside in proper order, the conductor unit is stranded soft monofilament conductor and forms, the insulating layer is platinum ceramic silicon rubber, the weaving layer is woven for the glass silk, heat insulating sleeve is the fine high temperature resistant fire sleeve of silica gel glass.

As a further improvement of the technical scheme:

the conductor units are single-core or multi-core twisted.

The thickness of the insulating layer is 2.0mm, and platinum is adopted for vulcanization. The insulating layer is made of platinum ceramic silicon rubber, and can keep better flexibility when the temperature is lower than 280 ℃.

The braided layer is woven by glass fiber, and the weaving density is not less than 95%.

The wrapping tape layer is aerogel wrapping tape, and the wrapping overlapping rate is not less than 35%.

The end of the conductor unit is coated with a paint layer. The coating layer is coated on the contact part of the copper nose, the thickness of the coating layer is 300 +/-20 microns, the coating layer is organic silicon resin paint, corrosion can be prevented at the high temperature of 800 ℃ for a long time, the glass fiber can resist the high temperature of 800 ℃, and partial temperature conduction can be isolated.

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

the utility model discloses a high temperature cable for electric smelting furnace of glass factory adopts the crowded package of platinum pottery silicon rubber to weave as insulation, glass silk and makes the cable use for a long time under 300 ℃'s temperature for a long time, and has used insulation support and aerogel band layer can prevent that the conductor from being in the high temperature for a long time, prevents the conductor oxidation, and paints organosilicon resin paint with the copper nose of conductor contact department can effectively prevent conductor and copper nose contact department oxidation and corruption.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic side view of the present invention.

Reference numerals are as follows: 1. a conductor unit; 2. an insulating layer; 3. weaving layer; 4. a belting layer; 5. a heat-insulating sleeve; 6. and (5) coating the layer.

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," "second," and the like 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, 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 as a specific case by those skilled in the art.

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.

Example 1

As shown in fig. 1, the high-temperature cable for the electric melting furnace in the glass factory according to the embodiment includes, from inside to outside, a conductor unit 1, an insulating layer 2, a braid layer 3, a belting layer 4, and a heat insulation sleeve 5 in sequence, wherein the conductor unit 1 is formed by twisting a plurality of strands of soft monofilament conductors, the insulating layer 2 is made of platinum ceramic silicon rubber, and the insulating layer 2 has a thickness of 2.0mm and is vulcanized by platinum. The platinum ceramic silicon rubber can keep better flexibility when the temperature is lower than 280 ℃, the weaving layer 3 is woven by glass wires, and the glass wires can resist the high temperature of 800 ℃ and can isolate part of temperature conduction. The heat insulation sleeve 5 is a silica gel glass fiber high-temperature-resistant fireproof sleeve. The heat insulation sleeve is made of a high-fluffiness glass fiber sleeve and is covered by thick iron oxide red silica gel.

The conductor unit 1 is stranded with a single core or multiple cores. The selection is carried out according to the requirements of the wire core, and the specification is not made here.

The glass fiber weaving density of the weaving layer 3 is not less than 95%.

The belting layer 4 is aerogel belting, and the lapping overlapping rate is not less than 35%.

Example 2

As shown in fig. 2, in order to prevent corrosion of the conductor and copper nose contacting ends, the end of the conductor unit 1 is coated with a paint layer 6. The paint layer is organic silicon resin paint which can be preserved for a long time at the high temperature of 800 ℃. Therefore, the condition that the joint end of the wire core is easy to oxidize and corrode is ensured.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the schemes is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a glass factory electric smelting furnace is with high temperature cable which characterized in that: include conductor unit (1), insulating layer (2), weaving layer (3), band layer (4) and heat insulating sleeve (5) from inside to outside in proper order, conductor unit (1) is stranded for the soft monofilament conductor of stranded and forms, insulating layer (2) are formed by the crowded package of platinum ceramic silicon rubber, weaving layer (3) are woven by the glass silk and form, heat insulating sleeve (5) are the fine high temperature resistant fire sleeve of silica gel glass.

2. The high temperature cable for electric melter of glass plant according to claim 1, wherein: the conductor unit (1) is stranded with a single core or multiple cores.

3. The high-temperature cable for electric melting furnaces of glass factories according to claim 2, characterized in that: the thickness of the insulating layer (2) is 2.0mm, and platinum is adopted for vulcanization.

4. The high temperature cable for electric melter of glass plant according to claim 3, wherein: the glass fiber weaving density of the weaving layer (3) is not less than 95%.

5. The high temperature cable for electric melter of glass plant according to claim 4, wherein: the wrapping tape layer (4) is formed by wrapping aerogel wrapping tapes, and the wrapping overlapping rate is not less than 35%.

6. The high temperature cable for electric melting furnaces of glass factories according to any one of claims 1 to 5, characterized in that: the end of the conductor unit (1) is coated with a paint layer (6).