CN215417633U - Novel high-temperature-resistant cable - Google Patents

Abstract

The utility model discloses a novel high-temperature-resistant cable, which comprises: a copper core; the first insulating layer wraps the outer side of the copper core; the mica tape layer is wrapped on the outer side of the first insulating layer; the inner shielding layer is wrapped on the outer side of the mica tape wrapping layer; the inner high-temperature-resistant layer wraps the outer side of the inner shielding layer; braided steel wires located between the inner high temperature resistant layers; the filling flame-retardant layer is filled between the outside of the inner high-temperature layer and the braided steel wire; an outer high temperature resistant layer wrapped outside the filled flame retardant layer; the anti-corrosion layer is wrapped on the outer side of the outer high-temperature-resistant layer; the outer shielding layer wraps the outer side of the anti-corrosion layer; a sheath wrapped around the outer side of the outer shield. The utility model has simple structure and convenient operation, reduces the labor intensity and improves the working efficiency.

Description

Novel high-temperature-resistant cable

Technical Field

The utility model belongs to the technical field of cables, and particularly relates to a novel high-temperature-resistant cable.

Background

With the rapid development of the economy of China, the cable serving as the 'main artery' cable of the economy of China has increasingly large using amount and application range, and in recent years, the demand of various industries on power cables and control cables is large, so that the cable is particularly used for special high-temperature cables in high-temperature resistant and other environmental occasions. In some industries in reality, because the temperature of the working environment is higher, the performance of the cable can be greatly influenced, unnecessary power utilization faults are easy to occur, and normal working production is further influenced.

Publication No. CN 203659464U discloses a novel high temperature resistant cable, include the polyvinyl chloride restrictive coating, around covering, filling layer, gather perfluor ethylene propylene insulating layer and copper conductor line, copper conductor line wraps up outward has and gathers perfluor ethylene propylene insulating layer, there is the filling layer around covering and between gathering perfluor ethylene propylene insulating layer, the crowded package has the polyvinyl chloride restrictive coating outside the covering, still includes high temperature resistant layer, high temperature resistant level is in gathering between perfluor ethylene propylene insulating layer and the copper conductor line. The cable is convenient to process, has low cost and excellent high-temperature resistance, reduces the influence of high temperature on the electrical performance of the cable, and ensures the stable production; the cable is only provided with a layer of heat-resistant material at the outer ring of the copper conductor, so that the protection performance of the copper conductor is insufficient, and the pressure resistance of the cable is poor.

Publication No. CN211181695 discloses a novel high-temperature-resistant cable, which comprises a cable body and a guide hole; the guide hole is arranged at the center of the interior of the cable body, the interior of the cable body is divided into an inner layer and an outer layer through a partition plate, and the inner layer comprises an inner heat insulation layer, a buffer layer and the guide hole; the outer lane of guide hole is provided with the shielding layer, and the inside packing of shielding layer has insulating material, and the outer lane of shielding layer is provided with the buffer layer, and the inside packing of buffer layer has buffering foam, and the outer lane of buffer layer is provided with interior heat insulating layer, and the inside packing of interior heat insulating layer has polytetrafluoroethylene, and the skin includes outer insulating layer, and the inner structure of outer insulating layer is the same with interior heat insulating layer.

The problems existing in the prior art are as follows: poor high temperature resistance and no good waterproof and tensile properties.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel high-temperature-resistant cable which is simple in structure and convenient to operate.

The utility model provides the following technical scheme: a novel high temperature resistant cable, comprising:

a copper core;

the first insulating layer wraps the outer side of the copper core;

the mica tape layer is wrapped on the outer side of the first insulating layer;

the inner shielding layer is wrapped on the outer side of the mica tape wrapping layer;

the inner high-temperature-resistant layer wraps the outer side of the inner shielding layer;

braided steel wires located between the inner high temperature resistant layers;

the filling flame-retardant layer is filled between the outside of the inner high-temperature layer and the braided steel wire;

an outer high temperature resistant layer wrapped outside the filled flame retardant layer;

the anti-corrosion layer is wrapped on the outer side of the outer high-temperature layer;

the outer shielding layer wraps the outer side of the anti-corrosion layer;

the sheath is wrapped on the outer side of the outer shielding layer;

the buffer layer wraps the outer side of the sheath.

The outer high temperature resistant layer is made of a silicone rubber material.

The buffer layer comprises a plurality of soft rubber layers and elastic bulges, the elastic bulges are connected with the sheath, and the soft rubber layers wrap the outer side of the sheath.

And a plurality of heat dissipation holes are formed in the soft rubber layer.

The sheath is composed of a waterproof material.

The utility model has the beneficial effects that: 1 has strong high temperature resistance, prolongs the service life of the cable under high temperature, and reduces potential safety hazards; 2, the cable has waterproof performance, so that electric leakage of the cable under the condition of water is avoided; 3, the buffer function is realized, the shock absorption and buffering functions can be realized in the using and transporting processes of the cable, and the internal structure of the cable is prevented from being damaged; 4 has good tensile property; 5 simple structure, convenient to use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

in the figure: 1 copper core, 2 first insulating layers, 3 mica tape layers, 4 inner shielding layers, 5 inner high temperature resistant layers, 6 filling flame retardant layers, 7 outer high temperature resistant layers, 8 braided steel wires, 9 anti-corrosion layers, 10 outer shielding layers, 11 sheaths, 12 buffer layers, 121 soft rubber layers, 122 elastic bulges and 123 heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments, and not all of the embodiments. Other embodiments, which can be derived by those skilled in the art from the embodiments given herein without inventive faculty, are within the scope of the utility model.

As shown in the figure, the present invention provides a technical solution: a novel high temperature resistant cable, comprising:

a copper core 1;

the first insulating layer 2 wraps the outer side of the copper cores 1, and the first insulating layer 2 can play a good insulating role to prevent the mutual interference among the copper cores 1;

the mica tape layer 3 is wrapped on the outer side of the first insulating layer 2, the mica tape layer has good high-temperature resistance and flexibility, and the mica tape layer 3 is a synthetic mica tape;

the inner shielding layer 4 is wrapped on the outer side of the mica tape layer 3, and the inner shielding layer 4 can play a role in shielding internal signals and prevent the signals among the copper core wires from interfering with each other;

the inner high temperature resistant layer 5 is wrapped on the outer side of the inner shielding layer 4 by the inner high temperature resistant layer 5;

the braided steel wire 8 is positioned between the inner high-temperature-resistant layers 5, the braided steel wire 8 can improve the tensile property of the cable, and the cable is prevented from being broken in the using process;

the filling flame-retardant layer 6 is filled between the outside of the inner high-temperature-resistant layer 5 and the braided steel wire 8, and the filling flame-retardant layer is composed of a flame-retardant material and a high-temperature-resistant material;

the outer high-temperature-resistant layer 7 wraps the outer part of the filling flame-retardant layer 6, and the outer high-temperature-resistant layer is made of a rubber-silica gel material and has good high-temperature resistance and low-temperature resistance.

The anti-corrosion layer 9 is wrapped on the outer side of the outer high-temperature-resistant layer 7, so that the cable is prevented from being corroded when in use and the normal work of the cable is prevented from being influenced;

the outer shielding layer 10 is wrapped on the outer side of the anti-corrosion layer 9, signals between the cables are shielded mutually, and normal operation of the cables is guaranteed;

the sheath 11 is wrapped on the outer side of the outer shielding layer 10, and the sheath 11 is made of waterproof materials and has good waterproof performance.

The buffer layer 12 is wrapped on the outer side of the sheath 11, the buffer layer 12 comprises a plurality of soft rubber layers 121 and elastic protrusions 122, the elastic protrusions 122 are connected with the sheath 11, the soft rubber layers 121 are wrapped on the outer side of the sheath 11, the soft rubber layers 121 can improve the flexibility of the cable and are matched with the elastic protrusions 122, and a good buffer effect can be achieved.

The soft rubber layer 121 is provided with a plurality of heat dissipation holes 123 for dissipating heat generated during cable operation.

Although the utility model has been described in terms of the above specific embodiments, the inventive concept is not limited to the present invention, and any modifications using the inventive concept are intended to be included within the scope of the appended claims.

Claims (5)

1. A novel high temperature resistant cable, comprising:

a copper core (1);

the first insulating layer (2), the first insulating layer (2) wraps the outer side of the copper core (1);

the mica tape layer (3), the mica tape layer (3) is wrapped on the outer side of the first insulating layer (2);

the inner shielding layer (4), the inner shielding layer (4) wraps the outer side of the mica tape wrapping layer (3);

the inner high-temperature-resistant layer (5), the inner high-temperature-resistant layer (5) wraps the outer side of the inner shielding layer (4);

braided steel wires (8), the braided steel wires (8) being located between the inner high temperature resistant layers (5);

a filling flame-retardant layer (6), wherein the filling flame-retardant layer (6) is filled between the outer part of the inner high-temperature-resistant layer (5) and the braided steel wire (8);

the outer high-temperature-resistant layer (7), the outer high-temperature-resistant layer (7) wraps the outside of the filling flame-retardant layer (6);

the anti-corrosion layer (9), the anti-corrosion layer (9) wraps the outer side of the outer high temperature resistant layer (7);

an outer shielding layer (10), wherein the outer shielding layer (10) wraps the outer side of the anti-corrosion layer (9);

a sheath (11), wherein the sheath (11) is wrapped on the outer side of the outer shielding layer (10);

the buffer layer (12), the buffer layer (12) wraps the outside of the sheath (11).

2. The novel high temperature resistant cable of claim 1, wherein: the outer high temperature resistant layer is made of a silicone rubber material.

3. The novel high temperature resistant cable of claim 1, wherein: the buffer layer (12) comprises a plurality of soft rubber layers (121) and a plurality of elastic protrusions (122), the elastic protrusions (122) are connected with the sheath (11), and the soft rubber layers (121) wrap the outer side of the sheath (11).

4. A novel high temperature resistant cable according to claim 3, characterized in that: the soft rubber layer (121) is provided with a plurality of heat dissipation holes (123).

5. The novel high temperature resistant cable of claim 1, wherein: the sheath (11) is made of a waterproof material.

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