CN214312686U

CN214312686U - Cable capable of being quickly flame-retardant

Info

Publication number: CN214312686U
Application number: CN202120506958.3U
Authority: CN
Inventors: 窦国祥
Original assignee: Jiangsu Hongyun Cable Co ltd
Current assignee: Jiangsu Hongyun Cable Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-09-28
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a cable that can be quick fire-retardant relates to electric energy transmission technical field, for solving the current poor problem of cable heat resistance. The utility model provides a can quick fire-retardant cable, includes first zinc-plated wire rope, first zinc-plated wire rope's diameter is five millimeters, four insulating covers along annular evenly distributed are seted up to first zinc-plated wire rope's outside, the thickness of insulating cover is two millimeters, the inside of insulating cover is provided with the sinle silk, the diameter of sinle silk is forty millimeters, the outside of insulating cover is provided with insulating filler, the outside of insulating filler is provided with first sheath, the thickness of first sheath is two millimeters, the outside of first sheath is provided with fire-resistant sheath, the thickness of fire-resistant sheath is four millimeters, the outside of fire-resistant sheath is provided with waterproof film, waterproof film's outside is provided with the second sheath.

Description

Cable capable of being quickly flame-retardant

Technical Field

The utility model relates to an electric energy transmission technical field specifically is a cable that can be quick fire-retardant.

Background

The cable is an electric energy or signal transmission device, and generally comprises several or several groups of conducting wires, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.

However, the existing cable is poor in heat resistance, and the protective sleeve outside the cable is easy to melt under high heat generated by electric energy transmission to bring danger, so that the existing requirement is not met, and a cable capable of quickly resisting flame is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can quick fire-retardant cable to solve the poor problem of cable heat resistance that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can quick fire-retardant cable, includes first zinc-plated wire rope, first zinc-plated wire rope's diameter is five millimeters, four insulating covers along annular evenly distributed are seted up to first zinc-plated wire rope's outside, the thickness of insulating cover is two millimeters, the inside of insulating cover is provided with the sinle silk, the diameter of sinle silk is forty millimeters, the outside of insulating cover is provided with insulating filler, the outside of insulating filler is provided with first sheath, the thickness of first sheath is two millimeters, the outside of first sheath is provided with fire-resistant sheath, the thickness of fire-resistant sheath is four millimeters, the outside of fire-resistant sheath is provided with waterproof film, waterproof film's outside is provided with the second sheath.

Preferably, the outside of the insulating sleeve is provided with first bumps uniformly distributed along a ring shape, and the first bumps are located between the insulating filler and the insulating sleeve.

Preferably, the first bump and the insulating sleeve are integrally formed.

Preferably, the fire-resistant sheath is internally provided with a plurality of reinforcing steel wires which are uniformly distributed along the ring, the reinforcing steel wires are externally provided with four second convex blocks which are uniformly distributed along the environment, the fire-resistant sheath is internally provided with a plurality of grooves, and the grooves are matched with the second convex blocks.

Preferably, the thickness of the waterproof film is one millimeter.

Preferably, the thickness of the second sheath is four millimeters.

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

1. the utility model discloses an offer four insulating covers along annular evenly distributed in first galvanized steel wire rope's outside, insulating cover is the fluororubber material, fluororubber's electrical property is better, the moisture absorption is lower than other elastomers, can regard as better electrical insulation material, the inside sinle silk that is provided with of insulating cover, four first lugs along annular evenly distributed are offered to the outside of insulating cover, the outside of insulating cover is provided with insulating filler, insulating filler is the insulating cement, the insulating cement is heat-resisting, electrical properties is excellent, with the heat resistance of reinforcing cable, improve the fire resistance, play insulating effect simultaneously.

2. The utility model discloses an outside at insulating filler is provided with first sheath, first sheath plays parcel and guard action to insulating filler, the outside of first sheath is provided with fire-resistant sheath, a plurality of reinforcement steel wires along annular evenly distributed are seted up to fire-resistant sheath's inside, it provides striking resistance and toughness for the cable to consolidate the steel wire, in order to prevent that external acting force from damaging the sinle silk, bring danger, four second lugs along annular evenly distributed are seted up to the outside of consolidating the steel wire, the recess looks adaptation of second lug and the inside setting of fire-resistant sheath, in order to make the stability of consolidating the steel wire in fire-resistant sheath portion, thereby improve the protection to the cable.

3. The utility model discloses a be provided with water proof membrane in fire-resistant sheath's outside, water proof membrane is the polytetrafluoroethylene material, and the polytetrafluoroethylene material is one kind and uses the tetrafluoroethylene as the macromolecular polymer that monomer polymerization made, and heat-resisting, cold resistance are good, further provide the fire resistance for the cable, and fire-resistant sheath's outside is provided with the second sheath, and the second sheath plays the effect of protection cable to prevent that the cable from receiving wearing and tearing life reduction.

Drawings

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

fig. 2 is a partially enlarged view of the area a in fig. 1 according to the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a first galvanized steel wire rope; 2. an insulating sleeve; 3. a first bump; 4. a wire core; 5. a first sheath; 6. a refractory sheath; 7. reinforcing the steel wire; 8. a waterproof film; 9. a second sheath; 10. a second bump; 11. a groove; 12. and (4) insulating filler.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a can quick fire-retardant cable, including first zinc-plated wire rope 1, first zinc-plated wire rope 1's diameter is five millimeters, four insulating cover 2 along annular evenly distributed are seted up to first zinc-plated wire rope 1's outside, the thickness of insulating cover 2 is two millimeters, the inside of insulating cover 2 is provided with sinle silk 4, sinle silk 4's diameter is forty millimeters, the outside of insulating cover 2 is provided with insulating filler 12, the outside of insulating filler 12 is provided with first sheath 5, the thickness of first sheath 5 is two millimeters, the outside of first sheath 5 is provided with fire-resistant sheath 6, the thickness of fire-resistant sheath 6 is four millimeters, the outside of fire-resistant sheath 6 is provided with water proof film 8, water proof film 8's outside is provided with second sheath 9, first zinc-plated wire rope 1 provides good toughness and elasticity for the cable.

Further, the outside of the insulating sleeve 2 is provided with first protruding blocks 3 uniformly distributed along the ring shape, and the first protruding blocks 3 are located between the insulating filler 12 and the insulating sleeve 2, so as to enhance the stability of the connection between the insulating sleeve 2 and the insulating filler 12.

Further, the first bump 3 and the insulating sleeve 2 are integrally formed, so that the first bump 3 and the insulating sleeve 2 are stably connected.

Further, the internally mounted of fire-resistant sheath 6 has a plurality of reinforcement steel wires 7 along annular evenly distributed, consolidates the outside of steel wire 7 and offers four second lugs 10 along environment evenly distributed, and the inside of fire-resistant sheath 6 is provided with a plurality of recesses 11, and recess 11 and second lug 10 looks adaptation to make the stability of reinforcing steel wire 7 in fire-resistant sheath 6 portion, thereby improve the protection to the cable.

Furthermore, the thickness of the waterproof film 8 is one millimeter, the waterproof film 8 is made of polytetrafluoroethylene, the polytetrafluoroethylene is a high molecular polymer prepared by polymerization of tetrafluoroethylene serving as a monomer, the heat resistance and the cold resistance are excellent, and the flame retardance is further provided for the cable.

Further, the thickness of the second sheath 9 is four millimeters, and the second sheath 9 plays a role of protecting the cable to prevent the cable from being worn and reducing the life.

The working principle is as follows: when the cable is used, the first galvanized steel wire rope 1 is arranged in the middle of the inside of the cable, the first galvanized steel wire rope 1 provides good toughness and elasticity for the cable, the four insulating sleeves 2 uniformly distributed along the ring shape are arranged outside the first galvanized steel wire rope 1, the insulating sleeves 2 are made of fluororubber, the fluororubber has good electrical property and low moisture absorption compared with other elastomers and can be used as a good electrical insulating material, the wire cores 4 are arranged inside the insulating sleeves 2, the four first lugs 3 uniformly distributed along the ring shape are arranged outside the insulating sleeves 2, the insulating filler 12 is insulating glue, the insulating glue is heat-resistant and has excellent electrical property, the heat resistance of the cable is enhanced, the flame retardance is improved, the insulating effect is achieved at the same time, the first sheath 5 is arranged outside the insulating filler 12, and the first sheath 5 plays a role in wrapping and protecting the insulating filler 12, the fire-resistant sheath 6 is arranged outside the first sheath 5, a plurality of reinforcing steel wires 7 which are uniformly distributed along the ring shape are arranged inside the fire-resistant sheath 6, the reinforcing steel wires 7 provide the shock resistance and the toughness for the cable so as to prevent the wire core 4 from being damaged by external acting force and bring danger, four second convex blocks 10 which are uniformly distributed along the ring shape are arranged outside the reinforcing steel wires 7, the second convex blocks 10 are matched with a groove 11 arranged inside the fire-resistant sheath 6 so as to ensure the stability of the reinforcing steel wires 7 at the fire-resistant sheath 6 part and improve the protection for the cable, a waterproof film 8 is arranged outside the fire-resistant sheath 6, the waterproof film 8 is made of polytetrafluoroethylene, the polytetrafluoroethylene is a high polymer prepared by polymerizing tetrafluoroethylene as a monomer, the fire-resistant sheath 6 is excellent in heat resistance and cold resistance, further provides fire resistance for the cable, and a second sheath 9 is arranged outside the fire-resistant sheath 6, the second sheath 9 serves to protect the cable from wear and reduced life.

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. A cable capable of being quickly flame-retardant comprises a first galvanized steel wire rope (1) and is characterized in that: the diameter of the first galvanized steel wire rope (1) is five millimeters, four insulating sleeves (2) which are uniformly distributed along the annular shape are arranged outside the first galvanized steel wire rope (1), the thickness of the insulating sleeve (2) is two millimeters, a wire core (4) is arranged inside the insulating sleeve (2), the diameter of the wire core (4) is forty millimeters, the insulation filler (12) is arranged outside the insulation sleeve (2), a first sheath (5) is arranged outside the insulating filler (12), the thickness of the first sheath (5) is two millimeters, a fireproof sheath (6) is arranged outside the first sheath (5), the thickness of the fireproof sheath (6) is four millimeters, the fireproof protective sleeve is characterized in that a waterproof film (8) is arranged outside the fireproof protective sleeve (6), and a second protective sleeve (9) is arranged outside the waterproof film (8).

2. A cable capable of fast flame retardancy according to claim 1, wherein: first protruding blocks (3) which are uniformly distributed along the annular shape are arranged outside the insulating sleeve (2), and the first protruding blocks (3) are located between the insulating filler (12) and the insulating sleeve (2).

3. A cable capable of fast flame retardancy according to claim 2, wherein: the first bump (3) and the insulating sleeve (2) are integrally formed.

4. A cable capable of fast flame retardancy according to claim 1, wherein: the fire-resistant sheath is characterized in that a plurality of reinforcing steel wires (7) which are uniformly distributed along the ring shape are arranged inside the fire-resistant sheath (6), four second convex blocks (10) which are uniformly distributed along the ring shape are arranged outside the reinforcing steel wires (7), a plurality of grooves (11) are arranged inside the fire-resistant sheath (6), and the grooves (11) are matched with the second convex blocks (10).

5. A cable capable of fast flame retardancy according to claim 1, wherein: the thickness of the waterproof film (8) is one millimeter.

6. A cable capable of fast flame retardancy according to claim 1, wherein: the thickness of the second sheath (9) is four millimeters.