CN219958632U

CN219958632U - High-temperature-resistant cable

Info

Publication number: CN219958632U
Application number: CN202321100628.XU
Authority: CN
Inventors: 周建栋; 李典红; 何永程; 黎期旺
Original assignee: Guangdong Zhongde Cable Co ltd
Current assignee: Guangdong Zhongde Cable Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-11-03
Anticipated expiration: 2033-05-09

Abstract

The utility model discloses a high-temperature-resistant cable which comprises wire cores arranged side by side, wherein insulating layers are arranged on the outer surfaces of the three wire cores. The high-temperature-resistant cable has the advantages that high temperature is generated through the heat effect of current passing through the wire core, the temperature is conducted to the first heat conducting ring through the insulating layer, the shielding layer, the glass fiber layer and the waterproof layer, heat on the first heat conducting ring is transmitted through the first heat conducting strip and the second heat conducting strip, heat on the surface of the first heat conducting strip is subjected to heat exchange and heat dissipation through the grooves and the air holes and outside air, heat on the surface of the second heat conducting strip is conducted to the steel wire through the second heat conducting ring, heat on the steel wire is subjected to heat exchange and heat dissipation through the heat dissipation silica gel sheet and outside air, the contact area with the outside air is increased under the effect of the heat dissipation silica gel sheet, the heat dissipation effect is improved, the high temperature of the traditional cable under the effect of current is avoided, even flame and flame environments are easy to generate, and once the flame is generated, the copper wires inside the wires and the cables are exposed, and short circuits are caused.

Description

High-temperature-resistant cable

Technical Field

The utility model relates to the technical field of cables, in particular to a high-temperature-resistant cable.

Background

The cable is typically a rope-like cable stranded from several wires or groups of wires (at least two in each group), each group being insulated from each other and often twisted around a center, with a highly insulating coating over the entire outer surface. The cable has the characteristics of inner power supply and outer insulation, but the conventional cable on the market still has the following problems:

when traditional cable uses, under the thermal effect of electric current, some cables can be in the higher environment of temperature always, produce the environment of flame, flame easily even, in case the burning appears, produces open fire, just causes the inside copper wire of electric wire, cable to expose, causes the short circuit to further initiate bigger potential safety hazard.

Disclosure of Invention

The utility model aims to provide a high-temperature-resistant cable, which solves the problems that the traditional cable provided in the background art has high temperature through the thermal effect of current, is easy to generate flame and flame, and causes the copper wires inside the wires and the cable to be exposed to cause short circuit once the flame is generated, thereby further causing larger potential safety hazard.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high temperature resistant cable, includes the sinle silk of arranging side by side, three the insulating layer is all installed to the surface of sinle silk, the surface mounting of insulating layer has the shielding layer, the surface mounting of shielding layer has the glass fiber layer, the surface mounting of glass fiber layer has the waterproof layer, and is three the surface mounting of waterproof layer has all first heat conduction ring, and three first heat conduction ring passes through first heat conduction strip fixed connection, the externally mounted of first heat conduction ring has the oversheath, the internally mounted of oversheath has the steel wire, the surface mounting of steel wire has the second heat conduction ring, and the second heat conduction ring passes through the installation of second heat conduction strip with first heat conduction ring, the breach has been seted up to the surface of oversheath, and the steel wire is located the inside of breach.

Preferably, the outer surface of the outer sheath is provided with a groove, and the first heat conducting strip is positioned in the groove.

Preferably, the outer surface of the first heat conducting strip is provided with air holes.

Preferably, a heat dissipation silica gel sheet is arranged in the notch, a fixing ring is arranged at the top end of the heat dissipation silica gel sheet, and one end of the heat dissipation silica gel sheet is inserted into the fixing ring in a rotating mode around the steel wire.

Preferably, the material of the fixed ring is rubber, and a double-sided adhesive tape is stuck on the outer surface of the fixed ring.

Preferably, a pull tab is mounted on the outer surface of the fixing ring.

Compared with the prior art, the utility model has the beneficial effects that: the high-temperature resistant cable is characterized in that,

the heat dissipation device has the advantages that the temperature is conducted to the first heat conduction ring through the insulating layer, the shielding layer, the glass fiber layer and the waterproof layer by the heat effect of the wire core through the current, heat on the first heat conduction ring is transmitted through the first heat conduction strip and the second heat conduction strip, heat on the surface of the first heat conduction strip is conducted to the steel wire through the groove and the air hole, heat on the steel wire is conducted to the external air through the second heat conduction ring, heat on the heat dissipation silica gel sheet and the external air are conducted to conduct heat dissipation, the contact area with the external air is increased under the effect of the heat dissipation silica gel sheet, the heat dissipation effect is improved, the problem that the traditional cable is high in temperature due to the heat effect of the current, even flame and flame are easy to generate is solved, once the flame is generated, the copper wire inside the wire and the cable is exposed to cause short circuit is further caused, and the potential safety hazard is further caused.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a heat dissipation silicone sheet according to the present utility model;

FIG. 3 is a schematic view of the inner structural surface of the outer sheath of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a steel wire; 2. an outer sheath; 3. a heat dissipation silica gel sheet; 4. a pull tab; 5. a double-sided adhesive tape; 6. a notch; 7. a groove; 8. a waterproof layer; 9. a second heat conducting ring; 10. a first heat conducting ring; 11. air holes; 12. a first heat conducting strip; 13. a second heat conducting strip; 14. a fixing ring; 15. a glass fiber layer; 16. a shielding layer; 17. an insulating layer; 18. a wire core.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, the present utility model provides a technical solution: the high temperature resistant cable comprises wire cores 18 which are arranged side by side, wherein an insulating layer 17 is arranged on the outer surfaces of the three wire cores 18, a shielding layer 16 is arranged on the outer surface of the insulating layer 17, a glass fiber layer 15 is arranged on the outer surface of the shielding layer 16, a waterproof layer 8 is arranged on the outer surface of the glass fiber layer 15, first heat conducting rings 10 are arranged on the outer surfaces of the three waterproof layers 8, the three first heat conducting rings 10 are fixedly connected through first heat conducting strips 12, an outer sheath 2 is arranged on the outer part of the first heat conducting rings 10, steel wires 1 are embedded in the outer sheath 2, a second heat conducting ring 9 is arranged on the outer surface of the steel wires 1, the second heat conducting rings 9 and the first heat conducting rings 10 are arranged through second heat conducting strips 13, a notch 6 is arranged on the outer surface of the outer sheath 2, the outer sheath 2 is provided with a groove 7, the first heat conducting strips 12 are arranged in the groove 7, the outer surface of the first heat conducting strip 12 is provided with an air hole 11, the inside of the notch 6 is provided with a heat radiating silica gel sheet 3, the top end of the heat radiating silica gel sheet 3 is provided with a fixed ring 14, one end of the heat radiating silica gel sheet 3 is inserted into the fixed ring 14 around the steel wire 1 in a rotating way, the tensile strength of a wire core 18 is improved through a glass fiber layer 15, the tensile strength of a flat cable is improved, the waterproof layer 8 is made of acrylic waterproof paint, the waterproof performance of the cable is improved conveniently, the wire core 18 has high temperature under the heat effect of current, the temperature is conducted to the first heat conducting ring 10 through an insulating layer 17, a shielding layer 16, the glass fiber layer 15 and the waterproof layer 8, the heat on the first heat conducting ring 10 is transmitted through the first heat conducting strip 12 and a second heat conducting strip 13, the heat on the surface of the first heat conducting strip 12 is subjected to heat exchange and heat dissipation with the outside air through the groove 7 and the air hole 11, the heat on the surface of the second heat conduction strip 13 is conducted to the steel wire 1 through the second heat conduction ring 9, the heat on the steel wire 1 is subjected to heat exchange and heat dissipation with external air through the heat dissipation silica gel sheet 3, the contact area with the external air is increased under the action of the heat dissipation silica gel sheet 3, and the heat dissipation effect is improved.

Referring to fig. 1 and 2, the material of the fixing ring 14 is rubber, and a double-sided adhesive tape 5 is adhered to the outer surface of the fixing ring 14, so that the fixing ring 14 and the heat dissipation silica gel sheet 3 are fixed, and the heat dissipation silica gel sheet 3 is convenient to assemble and disassemble, so that the heat dissipation silica gel sheet is convenient to use.

Referring to fig. 1 and 2, the pull tab 4 is mounted on the outer surface of the fixing ring 14, so that the fixing ring 14 is convenient for the grabbing operation.

Working principle: when the high-temperature-resistant cable is used, the tensile strength of the wire core 18 is improved through the glass fiber layer 15, the tensile capacity of the flat cable is improved, the waterproof layer 8 is made of acrylic waterproof paint, the waterproof performance of the cable is improved, the wire core 18 is high in temperature under the heat effect of current, the temperature is conducted to the first heat conducting ring 10 through the insulating layer 17, the shielding layer 16, the glass fiber layer 15 and the waterproof layer 8, heat on the first heat conducting ring 10 is transmitted through the first heat conducting strip 12 and the second heat conducting strip 13, heat on the surface of the first heat conducting strip 12 is conducted through the grooves 7 and the air holes 11 to conduct heat exchange and heat dissipation with external air, heat on the surface of the second heat conducting strip 13 is conducted to the steel wire 1 through the second heat conducting ring 9, heat on the steel wire 1 is conducted through the heat dissipation silica gel sheet 3 to conduct heat exchange and heat dissipation with external air, the contact area with external air is increased under the action of the heat dissipation silica gel sheet 3, and the heat dissipation effect is improved.

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

Claims

1. The utility model provides a high temperature resistant cable, includes sinle silk (18) of arranging side by side, its characterized in that: the three insulating layer (17) are all installed to the surface of sinle silk (18), the surface mounting of insulating layer (17) has shielding layer (16), the surface mounting of shielding layer (16) has glass fiber layer (15), the surface mounting of glass fiber layer (15) has waterproof layer (8), and is three the surface mounting of waterproof layer (8) has all first heat conduction ring (10), and three first heat conduction ring (10) pass through first heat conduction strip (12) fixed connection, the externally mounted of first heat conduction ring (10) has oversheath (2), steel wire (1) are installed to the inside mosaic of oversheath (2), the second heat conduction ring (9) are installed to the surface mounting of steel wire (1), and second heat conduction ring (9) are installed through second heat conduction strip (13) with first heat conduction ring (10), breach (6) are seted up to the surface of oversheath (2), and steel wire (1) are located the inside of breach (6).

2. A high temperature resistant cable according to claim 1, wherein: the outer surface of the outer sheath (2) is provided with a groove (7), and the first heat conducting strip (12) is positioned in the groove (7).

3. A high temperature resistant cable according to claim 2, wherein: the outer surface of the first heat conduction strip (12) is provided with air holes (11).

4. A high temperature resistant cable according to claim 3, wherein: the inside of breach (6) is provided with heat dissipation silica gel piece (3), solid fixed ring (14) are installed on the top of heat dissipation silica gel piece (3), and the inside of solid fixed ring (14) is inserted around wire (1) rotation to one end of heat dissipation silica gel piece (3).

5. The high temperature resistant cable of claim 4, wherein: the fixing ring (14) is made of rubber, and a double-sided adhesive tape (5) is adhered to the outer surface of the fixing ring (14).

6. The high temperature resistant cable of claim 5, wherein: the outer surface of the fixed ring (14) is provided with a pull tab (4).