CN220232773U

CN220232773U - High-temperature cable

Info

Publication number: CN220232773U
Application number: CN202321911758.1U
Authority: CN
Inventors: 王旭生; 王昊男; 张建永; 王文安; 樊光达
Original assignee: Great Wall Cable Co ltd
Current assignee: Great Wall Cable Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2023-12-22
Anticipated expiration: 2033-07-20

Abstract

The utility model discloses a high temperature cable, which comprises: copper wire, the surface fixedly connected with insulating layer No. one of copper wire, the surface fixedly connected with inoxidizing coating of insulating layer No. one, the surface swing joint of inoxidizing coating has the conducting layer, the surface of conducting layer is provided with conductive contact, conductive contact's one end fixedly connected with wire, the surface fixedly connected with fire-resistant layer No. two of wire, the surface fixedly connected with insulating layer No. two of fire-resistant layer, the surface fixedly connected with winding band of insulating layer No. two, the surface fixedly connected with waterproof layer of winding band, the surface fixedly connected with sheath of waterproof layer, through installing triangle-shaped's inoxidizing coating and copper wire additional, make it when receiving the extrusion, can reduce the area when copper wire receives the extrusion, be favorable to protecting inside copper wire, and through installing conducting layer additional, wire and conductive contact, detect the wire at the cable terminal, can detect the condition that the cable has the electric leakage.

Description

High-temperature cable

Technical Field

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

Background

The high-temperature cable is a cable with a plurality of soft copper conductors. The heat and high temperature resistance of wires and cables is generally determined by two requirements. The first is that the environment temperature of the electric wire and the cable is higher, and the cable can normally transmit signals or electric energy at high temperature for a long time; the other is a power transmission cable, mainly for the main purpose of increasing the intercepting capability. At present, most high temperature cables are through elastic protection sleeve, buffering guard plate, first telescopic spring and second telescopic spring, the life of this cable has been promoted greatly, but this device is when receiving the extrusion, the copper wire receives extrusion area great, inside wearing and tearing are serious for a long time, and this device can't detect the condition of the electric leakage of inside cable fast, chinese patent discloses a "high temperature cable" application number is "CN201820906603.1" it through the strengthening rib, protector, aluminium oxide insulating coating, waterproof protection sleeve, the copper core, epoxy antistatic coating and heat abstractor, the life of this cable has been promoted greatly, help improving the practicality of this cable, but this device can't reduce copper wire extrusion area, and this device can't detect whether the cable is electric leakage.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a high-temperature cable, which can reduce the area of a copper wire when the copper wire is extruded by adding a triangular protective layer and the copper wire, is beneficial to protecting the internal copper wire, and can detect whether the cable has electric leakage or not by adding a conductive layer, the wire and a conductive contact and detecting the wire at a cable terminal.

The utility model also provides a high-temperature cable comprising the above components: copper wire, the surface fixedly connected with insulating layer No. one of copper wire, the surface fixedly connected with inoxidizing coating of insulating layer No. one, the surface swing joint of inoxidizing coating has the conducting layer, the surface of conducting layer is provided with conductive contact, conductive contact's one end fixedly connected with wire, the surface fixedly connected with fire-resistant layer No. two of wire, the surface fixedly connected with insulating layer No. two of fire-resistant layer, the surface fixedly connected with winding band of insulating layer No. two, the surface fixedly connected with waterproof layer of winding band, the surface fixedly connected with sheath of waterproof layer.

According to the high-temperature cable disclosed by the utility model, the cross section of the protective layer is triangular, and the filling ropes are arranged in the protective layer. The inside of the device is more stable, and the shaking is reduced.

According to the high-temperature cable disclosed by the utility model, the first fireproof layer is fixedly connected with the outer surface of the conductive layer, and the first fireproof layer is flame-retardant polyolefin. So that the high temperature resistance is greatly improved.

According to the high-temperature cable disclosed by the utility model, the conducting wire is arc-shaped, and the outer surface of the conducting wire is fixedly connected with the first fireproof layer. So as to realize the effects of flame retardance and high temperature resistance.

According to the high-temperature cable disclosed by the utility model, the sheath is made of polyethylene, and the outer surface of the sheath is of a net-shaped structure. The structure is more stable, high temperature resistant and extrusion resistant.

According to the high-temperature cable disclosed by the utility model, the conducting layer is made of carbon fiber, and the conducting wire is made of copper. The conductive effect is better.

According to the high-temperature cable disclosed by the utility model, the conductive layer is communicated with the lead through the conductive contact, and the inner wall of the conductive layer is a smooth surface. The device can detect whether electric leakage exists in the inner part, and the smooth surface can reduce abrasion of the protective layer during extrusion.

According to the high-temperature cable disclosed by the utility model, the outer surface of the waterproof layer is provided with the polyurethane waterproof coating. So that the waterproof effect is better and the water inlet inside can be avoided.

Advantageous effects

Compared with the prior art, the triangular protective layer and the copper wire are additionally arranged on the high-temperature cable, so that the area of the copper wire when being extruded can be reduced when the copper wire is extruded, and the protection of the copper wire inside is facilitated.

Compared with the prior art, the high-temperature cable has the advantages that the conducting layer, the conducting wire and the conducting contact are additionally arranged, the conducting wire is detected at the cable terminal, and whether the cable has electric leakage or not can be detected.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is an overall block diagram of a high temperature cable of the present utility model;

FIG. 2 is a schematic block diagram of the shield connection of the high temperature cable of the present utility model;

FIG. 3 is a schematic diagram of the connection of the conductive layers of the high temperature cable of the present utility model;

fig. 4 is a side view of the high temperature cable of the present utility model.

Legend description:

1. a copper wire; 2. an insulating layer I; 3. a protective layer; 4. a conductive layer; 5. a conductive contact; 6. a wire; 7. a first fireproof layer; 8. a second fireproof layer; 9. a second insulating layer; 10. winding a wrapping belt; 11. a waterproof layer; 12. and (3) a sheath.

Description of the embodiments

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1 to 4, a high temperature cable according to an embodiment of the present utility model includes: a copper wire 1 for realizing the conductive effect, a first insulating layer 2 fixedly connected with the outer surface of the copper wire 1, the insulating layer 2 is fixedly connected with a protective layer 3 on the outer surface of the insulating layer 2 for preventing the cable from being crashed and extruded, the protective layer 3 is triangular in cross section, a filling rope is arranged in the protective layer 3, the outer surface of the protective layer 3 is movably connected with a conductive layer 4, the conductive layer 4 is communicated with the conducting wire 6 through the conductive contact 5, the inner wall of the conductive layer 4 is a smooth surface, the conductive layer 4 is made of carbon fiber, the conducting wire 6 is made of copper, the outer surface of the conductive layer 4 is fixedly connected with a first fireproof layer 7, for realizing the fireproof effect, the first fireproof layer 7 is flame-retardant polyolefin, the outer surface of the conductive layer 4 is provided with a conductive contact 5, one end of the conductive contact 5 is fixedly connected with a wire 6 for facilitating conduction, the wire 6 is arc-shaped, the outer surface of the wire 6 is fixedly connected with a first fireproof layer 7, the outer surface of the wire 6 is fixedly connected with a second fireproof layer 8, is used for realizing the effects of fire prevention and flame retardance, the outer surface of the second fireproof layer 8 is fixedly connected with a second insulating layer 9, is used for realizing the insulation effect, avoiding the occurrence of the condition of electric leakage, the outer surface of the second insulating layer 9 is fixedly connected with a winding belting 10, is used for fixing the inner cable, preventing the inner from shaking and wearing greatly during extrusion, the outer surface of the winding bag belt 10 is fixedly connected with a waterproof layer 11, for realizing the waterproof effect, the outer surface of the waterproof layer 11 is provided with polyurethane waterproof paint, the outer surface of the waterproof layer 11 is fixedly connected with a sheath 12, for protecting the internal cable, the sheath 12 is made of polyethylene, and the outer surface of the sheath 12 is of a net structure.

Working principle: firstly, the copper wire 1 is connected with the first insulating layer 2, the first insulating layer 2 is connected with the protective layer 3, the extrusion area of the copper wire 1 can be reduced, then the protective layer 3 is connected with the conductive layer 4, the conductive layer 4 is connected with the conductive contact 5, the conductive contact 5 is connected with the wire 6, the wire 6 is connected with the terminal of the electric box, the situation of electric leakage can be detected, then the conductive layer 4 is connected with the first fireproof layer 7, the first fireproof layer 7 is connected with the wire 6, the fireproof effect is realized, then the wire 6 is connected with the second fireproof layer 8, the second fireproof layer 8 is connected with the second insulating layer 9, the insulating effect is realized, then the second insulating layer 9 is connected with the winding tape 10, the waterproof layer 11 is connected with the winding tape 11, the waterproof layer 11 is realized, and finally the waterproof layer 11 is connected with the sheath 12, so that the internal cable can be protected.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A high temperature cable comprising:

copper wire (1), the surface fixedly connected with insulating layer (2) of copper wire (1), the surface fixedly connected with inoxidizing coating (3) of insulating layer (2), the surface swing joint of inoxidizing coating (3) has conducting layer (4), the surface of conducting layer (4) is provided with conductive contact (5), the one end fixedly connected with wire (6) of conductive contact (5), the surface fixedly connected with fire-resistant layer (8) No. two of wire (6), the surface fixedly connected with insulating layer (9) No. two of fire-resistant layer (8), the surface fixedly connected with winding band (10) of insulating layer (9) No. two, the surface fixedly connected with waterproof layer (11) of winding band (10), the surface fixedly connected with sheath (12) of waterproof layer (11).

2. A high temperature cable according to claim 1, characterized in that the protective layer (3) has a triangular cross-sectional shape, and that the protective layer (3) is internally provided with a filling rope.

3. A high temperature cable according to claim 1, characterized in that the outer surface of the conductive layer (4) is fixedly connected with a first fire-resistant layer (7), the first fire-resistant layer (7) being a flame-retardant polyolefin.

4. A high temperature cable according to claim 1, wherein the conductor (6) is arc-shaped, and the outer surface of the conductor (6) is fixedly connected with a fire-proof layer (7).

5. A high temperature cable according to claim 1, wherein the sheath (12) is made of polyethylene, and the outer surface of the sheath (12) is a mesh structure.

6. A high temperature cable according to claim 1, wherein the conductive layer (4) is carbon fiber and the conductive wire (6) is copper.

7. A high temperature cable according to claim 1, characterized in that the conductive layer (4) is in communication with the wires (6) via conductive contacts (5), the inner wall of the conductive layer (4) being smooth.

8. A high temperature cable according to claim 1, characterized in that the outer surface of the waterproof layer (11) is provided with a polyurethane waterproof coating.