CN218826337U

CN218826337U - Plastic insulation flame-retardant control cable

Info

Publication number: CN218826337U
Application number: CN202222872353.3U
Authority: CN
Inventors: 王小琴
Original assignee: Jiangsu Lianpu Cable Co ltd
Current assignee: Jiangsu Lianpu Cable Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-04-07
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a plastic insulation flame-retardant control cable, which comprises three cable cores, wherein the three cable cores are provided with multifunctional components, the multifunctional components are provided with flame-retardant components, and the flame-retardant components are provided with sheaths; the multifunctional assembly includes the insulating layer all fixed with three cable core surface, and is three the butt has the buffering post between the insulating layer, and is three insulating layer surface mounting's shielding layer, the surface mounting of shielding layer has the buffer layer, the surface mounting of buffer layer has the waterproof layer, the surface mounting of sheath has the wearing layer. This fire-retardant control cable of plastics insulation is equipped with multifunctional component, and multifunctional component passes through insulating layer, buffering post, shielding layer, buffer layer and waterproof layer, can make the cable have insulating, buffering and waterproof performance to let the function of cable diversified, compare in traditional cable, the function is more comprehensive, makes its practicality higher, and the application range is more extensive.

Description

Plastic insulation flame-retardant control cable

Technical Field

The utility model relates to the technical field of cables, specifically a plastic insulation flame retardant control cable.

Background

A cable is an electric power or signal transmission device, generally consisting of several or several groups of wires, the manufacture of which is totally different from the way in which most electromechanical products are produced, which generally use the assembly of parts into parts and the re-assembly of several parts into a single product, the products being measured in units or numbers.

With the development of the times, the types of cables are also various, and the application range of the cables is wider and wider, but the cables in the market at present have some defects, the existing cables have single functionality, and when the cables are used in some special environments, such as high temperature and other environments, the insulating property and the flame retardant property are difficult to meet the requirements, so that the cables cannot obtain the expected effect when used, and the service life of the cables is also influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an insulating fire-retardant control cable of plastics possesses advantages such as function diversification, has solved the problem of cable function singleness.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic insulation flame-retardant control cable comprises three cable cores, wherein a multifunctional assembly is arranged on the three cable cores, a flame-retardant assembly is arranged on the multifunctional assembly, and a sheath is arranged on the flame-retardant assembly;

the multifunctional assembly comprises an insulating layer fixed with the outer surfaces of three cable cores, the insulating layer is in butt joint with the insulating layer and is provided with a buffer column and a buffer layer, the insulating layer is in outer surface fixing, the outer surface of the buffer layer is provided with a buffer layer, and the outer surface of the buffer layer is provided with a waterproof layer.

Further, the flame-retardant component comprises a high-temperature-resistant layer fixed on the outer surface of the waterproof layer, a fireproof layer is fixed on the outer surface of the high-temperature-resistant layer, a flame-retardant layer is fixed on the outer surface of the fireproof layer, and a flame-retardant layer is fixed on the outer surface of the flame-retardant layer.

Furthermore, the outer surface of the sheath is fixed with a wear-resistant layer, the wear-resistant layer is a polyurethane wear-resistant layer, and the shielding layer is filled with glass fibers.

Furthermore, the insulating layer is a cross-linked polyethylene insulating layer, and the shielding layer is a winding copper strip shielding layer or a weaving copper wire shielding layer.

Further, the buffer layer is the natural rubber buffer layer, the waterproof layer is the polyethylene waterproof layer.

Further, the high-temperature resistant layer is a polyether sulfone high-temperature resistant layer, and the fireproof layer is a chlorinated paraffin fireproof layer.

Further, the flame-retardant layer is an asbestos, magnesium hydroxide or aluminum hydroxide flame-retardant material layer, the flame-retardant layer is a vermiculite flame-retardant layer, and the outer surface of the flame-retardant layer is fixed with the inner wall of the sheath.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this fire-retardant control cable of plastics insulation is equipped with multifunctional component, and multifunctional component passes through insulating layer, buffering post, shielding layer, buffer layer and waterproof layer, can make the cable have insulating, buffering and waterproof performance to let the function of cable diversified, compare in traditional cable, the function is more comprehensive, makes its practicality higher, and the application range is more extensive.

2. This insulating fire-retardant control cable of plastics is equipped with fire-retardant subassembly, and fire-retardant subassembly can make the cable have high temperature resistant, fire prevention, fire-retardant and fire-resistant performance through high temperature resistant layer, flame retardant coating and flame retardant coating to let the flame retardant properties of cable stronger, compare in traditional cable, the fire resistance is stronger, and the range of application is wider.

Drawings

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

FIG. 2 is a schematic view of the multifunctional assembly of the present invention;

fig. 3 is a schematic structural view of the flame retardant assembly of the present invention.

In the figure: the cable comprises a cable core 1, a multifunctional component 2, an insulating layer 201, a buffer column 202, a shielding layer 203, a buffer layer 204, a waterproof layer 205, a flame-retardant component 3, a high-temperature-resistant layer 301, a fire-retardant layer 302, a flame-retardant layer 303, a flame-retardant layer 304 and a sheath 4.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1, a plastic insulation flame-retardant control cable in this embodiment, including three cable core 1, be equipped with multifunctional assembly 2 on the three cable core 1, multifunctional assembly 2 makes the function of cable become diversified, and the function is stronger, be equipped with flame-retardant assembly 3 on multifunctional assembly 2, flame-retardant assembly 3 makes the flame retardant property of cable stronger, the practicality is higher, be equipped with sheath 4 on flame-retardant assembly 3, sheath 4 protects cable core 1, avoid cable core 1 to receive the damage, the surface mounting of sheath 4 has the wearing layer, and the wearing layer is the wear-resistant layer of polyurethane, it is a macromolecular compound, polyurethane bullet is resistant oily, wear-resisting, low temperature resistant, ageing-resistant, hardness is high and flexible, make the wear resistance of cable better.

Please refer to fig. 1 and fig. 2, in order to make the cable function more diversified, the multifunctional component 2 in this embodiment includes an insulating layer 201 fixed to the outer surface of three cable cores 1, the insulating layer 201 can improve the insulating property of the cable cores 1, the insulating layer 201 is a cross-linked polyethylene insulating layer, XLPE of a mesh three-dimensional structure has very excellent heat resistance, XLPE maintains the original good insulating property of PE, and the insulation resistance is further increased, XLPE has strong acid-base resistance and oil resistance, a buffer column 202 is abutted between the three insulating layers 201, the buffer column 202 can buffer the cable cores 1, protect the cable cores 1, a shielding layer 203 fixed to the outer surface of the three insulating layers 201, the shielding layer 203 is a wound copper tape shielding layer or a braided copper wire shielding layer, the outer surface of the shielding layer 203 is fixed with a buffer layer 204, the buffer layer 204 can protect the cable cores 1, the buffer layer 204 is a natural rubber buffer layer, which can play a role of buffering, and can effectively relieve the external pressure, the outer surface of the buffer layer 204 is fixed with a waterproof layer 205, and the waterproof layer 205 can improve the waterproof effect of the cable.

The glass fiber is filled in the shielding layer 203, the glass fiber is used as an inorganic non-metallic material with excellent performance, the insulation performance is good, the heat resistance is strong, the corrosion resistance is good, the waterproof layer 205 is a polyethylene waterproof layer, the water absorption performance is low, the waterproof performance is superior, the moisture can be effectively prevented from entering, and the damage to the inside of the cable caused by the moisture in a humid environment is prevented.

In this embodiment, the insulating layer 201, the buffer column 202, the shielding layer 203, the buffer layer 204 and the waterproof layer 205 can provide the cable with insulating, buffering and waterproof properties, so as to diversify the functions of the cable.

Referring to fig. 1 and 3, in order to make the cable have a stronger flame retardant property, the flame retardant assembly 3 in this embodiment includes a high temperature resistant layer 301 fixed to an outer surface of a waterproof layer 205, the high temperature resistant layer 301 enhances the high temperature resistant property of the cable, a flame retardant layer 302 is fixed to an outer surface of the high temperature resistant layer 301, the flame retardant layer 302 improves the fire retardant effect of the cable, a flame retardant layer 303 is fixed to an outer surface of the flame retardant layer 302, the flame retardant layer 303 enhances the flame retardant effect of the cable, the flame retardant layer 303 is a flame retardant material layer of asbestos, magnesium hydroxide or aluminum hydroxide, which can be flame retardant, and has stable performance and no pollution, a flame retardant layer 304 is fixed to an outer surface of the flame retardant layer 303, the flame retardant layer 304 enhances the fire retardant effect of the cable, the flame retardant layer 304 is a fire retardant layer of vermiculite, which has good electrical insulation property, and is widely used for heat insulating materials and fire-retardant materials, and the outer surface of the flame retardant layer 304 is fixed to an inner wall of a sheath 4.

Meanwhile, the high temperature resistant layer 301 is a polyether sulfone high temperature resistant layer, is a thermoplastic high polymer material with excellent comprehensive performance, has excellent heat resistance, physical and mechanical properties, insulating property and the like, can be continuously used at high temperature and can still keep stable performance in an environment with rapidly changed temperature, and the like, the fireproof layer 302 is a chlorinated paraffin fireproof layer, the chlorinated paraffin is an organic matter, and a chlorinated derivative of paraffin has the advantages of low volatility, flame retardance, good electrical insulation, low price and the like, and can be used as a flame retardant and a polyvinyl chloride auxiliary plasticizer.

In this embodiment, the high temperature resistant layer 301, the fireproof layer 302, the flame retardant layer 303 and the flame retardant layer 304 can make the cable have high temperature resistant, fireproof, flame retardant and fireproof performances, so that the flame retardant performance of the cable is stronger.

The working principle of the above embodiment is as follows:

(1) Through insulating layer 201, buffering post 202, shielding layer 203, buffer layer 204 and waterproof layer 205, insulating layer 201 is the crosslinked polyethylene insulating layer, its netted spatial structure's XLPE has very excellent heat resistance, XLPE has kept the original good insulating properties of PE, and insulation resistance further increases, XLPE has stronger acid and alkali-resistance and oil resistance, buffering post 202 can cushion cable core 1, protect cable core 1, buffer layer 204 is the natural rubber buffer layer, can play the buffering effect, external pressure can effectively be alleviated, waterproof layer 205 is the polyethylene waterproof layer, its hydroscopicity is little, it is waterproof superior, can effectively prevent moisture entering, prevent the harm that moisture led to the fact under the humid environment to the cable inside, can make the cable have the insulation, buffering and waterproof performance, thereby let the function diversification of cable.

(2) The high-temperature resistant layer 301 is a polyether sulfone high-temperature resistant layer, is a thermoplastic high polymer material with excellent comprehensive performance and has excellent heat resistance, physical and mechanical properties, insulating property and the like, the fireproof layer 302 is a chlorinated paraffin fireproof layer, chlorinated paraffin is an organic matter, chlorinated derivatives of paraffin have the advantages of low volatility, flame retardance, good electrical insulation property, low price and the like, the flame retardant layer 303 is an asbestos, magnesium hydroxide or aluminum hydroxide flame retardant material layer, can retard flame, is stable in performance and free of pollution, the flame retardant layer 304 is a vermiculite flame retardant layer, and vermiculite has good electrical insulation property and can be widely used for heat insulating materials and fireproof materials, so that the cable has the properties of high temperature resistance, fire prevention, flame retardance and fire resistance, and the flame retardant property of the cable is stronger.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

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 fire-retardant control cable of plastic insulation, includes three cable core (1), its characterized in that: the three cable cores (1) are provided with multifunctional components (2), the multifunctional components (2) are provided with flame-retardant components (3), and the flame-retardant components (3) are provided with sheaths (4);

multifunctional component (2) include with three cable core (1) surface all fixed insulating layer (201), three the butt has buffer column (202), three between insulating layer (201) surface fixation's shielding layer (203), the surface fixation of shielding layer (203) has buffer layer (204), the surface fixation of buffer layer (204) has waterproof layer (205).

2. The plastic insulated flame retardant control cable according to claim 1, wherein: the flame-retardant component (3) comprises a high-temperature-resistant layer (301) fixed to the outer surface of a waterproof layer (205), a fireproof layer (302) is fixed to the outer surface of the high-temperature-resistant layer (301), a flame-retardant layer (303) is fixed to the outer surface of the fireproof layer (302), and a flame-retardant layer (304) is fixed to the outer surface of the flame-retardant layer (303).

3. The plastic insulated flame retardant control cable according to claim 1, wherein: the outer surface of the sheath (4) is fixed with a wear-resistant layer, the wear-resistant layer is a polyurethane wear-resistant layer, and the shielding layer (203) is filled with glass fibers.

4. The plastic insulated flame retardant control cable of claim 1, wherein: the insulating layer (201) is a cross-linked polyethylene insulating layer, and the shielding layer (203) is a winding copper strip shielding layer or a weaving copper strip shielding layer.

5. The plastic insulated flame retardant control cable according to claim 1, wherein: the buffer layer (204) is a natural rubber buffer layer, and the waterproof layer (205) is a polyethylene waterproof layer.

6. The plastic insulated flame retardant control cable according to claim 2, wherein: the high-temperature resistant layer (301) is a polyether sulfone high-temperature resistant layer, and the fireproof layer (302) is a chlorinated paraffin fireproof layer.

7. The plastic insulated flame retardant control cable according to claim 2, wherein: the flame-retardant layer (303) is a flame-retardant material layer of asbestos, magnesium hydroxide or aluminum hydroxide, the flame-retardant layer (304) is a vermiculite flame-retardant layer, and the outer surface of the flame-retardant layer (304) is fixed with the inner wall of the sheath (4).