CN211957216U

CN211957216U - Irradiation crosslinking polyolefin high temperature resistant special cable

Info

Publication number: CN211957216U
Application number: CN202021055436.8U
Authority: CN
Inventors: 李志成
Original assignee: Anhui Chengrui Electric Technology Co Ltd
Current assignee: Anhui Chengrui Electric Technology Co Ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2020-11-17
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a belong to cable technical field, specifically be a high temperature resistant special cable of irradiation crosslinked polyolefin, it includes: wire, radiation shield, heat conduction core, compressive layer and wearing layer, the wire outside is provided with the insulating layer, the insulating layer outside is provided with shielding layer, stranded the wire outside sets up the radiation shield, radiation shield inner chamber gap department is provided with the filling layer, set up a plurality of heat conduction cores in the filling layer, the radiation shield outside sets up the compressive layer, a plurality of heat insulating holes are seted up to the compressive layer inside, the compressive layer outside sets up the wearing layer, can utilize the hole to improve cable compressive capacity, improve the thermal-insulated effect of cable epidermis simultaneously, further improve the high temperature resistant effect of cable to, can dredge the local heat of cable and scatter, avoid the too high damage cable of local temperature.

Description

Irradiation crosslinking polyolefin high temperature resistant special cable

Technical Field

The utility model relates to the technical field of cables, specifically be a high temperature resistant special cable of irradiation crosslinked polyolefin.

Background

A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. In the electrical apparatus field of difference, require differently to the cable for the cable is of a great variety, and current irradiation cross-linked polyolefin high temperature resistant special cable is when using, and cable compressive capacity is relatively poor, can't kick-back after being flattened, and the thermal-insulated effect of cable epidermis is relatively poor, and simultaneously, the inside wire of cable is damaged easily to the local high temperature of being heated of cable.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The utility model discloses a problem that exists in the high temperature resistant special cable of above-mentioned and/or current irradiation cross-linking polyolefin has been proposed.

Therefore, the utility model aims at providing a high temperature resistant special cable of irradiation crosslinked polyolefin can utilize the hole to improve cable compressive capacity, can kick-back after the pressurized, improves the thermal-insulated effect of cable epidermis simultaneously, further improves the high temperature resistant effect of cable to, can dredge the local heat of cable and scatter, avoid local high temperature to damage the cable.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a radiation crosslinked polyolefin high temperature resistant specialty cable comprising: wire, radiation shield, heat conduction core, anti hot compress layer and wearing layer, the wire outside is provided with the insulating layer, the insulating layer outside is provided with the shielding layer, the stranded the wire outside sets up the radiation shield, radiation shield inner chamber gap department is provided with the filling layer, set up a plurality of heat conduction cores in the filling layer, the radiation shield outside sets up anti hot compress layer, a plurality of heat insulation holes are seted up to anti hot compress layer inside, the outside wearing layer that sets up of anti hot compress layer.

As an optimized scheme of the high temperature resistant special cable of irradiation crosslinked polyolefin, wherein: the heat insulation layer and the heat insulation sleeve are both made of asbestos.

As an optimized scheme of the high temperature resistant special cable of irradiation crosslinked polyolefin, wherein: the heat conducting cores are uniformly distributed in the filling layer.

As an optimized scheme of the high temperature resistant special cable of irradiation crosslinked polyolefin, wherein: the heat insulation holes are uniformly distributed in the compression-resistant layer.

As an optimized scheme of the high temperature resistant special cable of irradiation crosslinked polyolefin, wherein: the wear-resistant layer is made of rubber.

Compared with the prior art: can utilize the hole to improve cable compressive capacity, can kick-back after the pressurized, improve the thermal-insulated effect of cable epidermis simultaneously, further improve the high temperature resistant effect of cable to, can dredge the local heat of cable and scatter, avoid local high temperature to damage the cable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic structural diagram of the present invention.

In the figure: 100 wires, 110 insulation layers, 120 shielding layers, 200 insulation sleeves, 210 filling layers, 300 thermal conductive cores, 400 compression resistant layers, 410 insulation holes, 500 wear resistant layers.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a high temperature resistant special cable of irradiation crosslinked polyolefin can utilize the hole to improve cable compressive capacity, improves the thermal-insulated effect of cable epidermis simultaneously, further improves the high temperature resistant effect of cable to, can dredge the local heat of cable and scatter, avoid local high temperature to damage the cable, please refer to figure 1, include: the wire 100, the heat insulation sleeve 200, the heat conduction core 300, the compression-resistant layer 400 and the wear-resistant layer 500;

referring to fig. 1 again, the wire 100 includes a thermal insulation layer 110 and a shielding layer 120, specifically, the thermal insulation layer 110 is wrapped outside the wire 100, the shielding layer 120 is wrapped outside the thermal insulation layer 110, the thermal insulation layer 110 is used to insulate the wire, and the shielding layer 120 is used to shield external electromagnetic interference.

Referring to fig. 1 again, the heat insulation sleeve 200 includes a filling layer 210, specifically, the heat insulation sleeve 200 is disposed outside the wires 100 to wrap the four wires 100, the filling layer 210 is disposed at a connection gap between the heat insulation sleeve 200 and the wires 100, the filling layer 210 is used to fix the positions of the wires, and the heat insulation sleeve 200 is used to protect the cable from heat.

Referring to fig. 1 again, the heat conducting cores 300 are uniformly distributed inside the filling layer 210, and when the cable is locally heated, heat is dissipated through the heat conducting cores 300, so that the cable is prevented from being damaged due to heat concentration.

Referring to fig. 1 again, the compression-resistant layer 400 includes a heat insulation hole 410, specifically, the compression-resistant layer 400 is wrapped outside the heat insulation sleeve 200, the heat insulation hole 410 is uniformly distributed in the compression-resistant layer 400, the compression-resistant performance of the cable is improved by using the heat insulation hole 410, after the cable is compressed, the compression-resistant effect is improved by using the heat insulation hole 410, and meanwhile, a deformation space is provided by using the heat insulation hole 410, so that the damage of the skin caused by the expansion of the cable when heated is avoided.

Referring to fig. 1 again, the wear-resistant layer 500 is wrapped outside the compression-resistant layer 400, so that the wear-resistant effect of the cable exterior is improved by the wear-resistant layer 500, and the cable exterior is prevented from being worn and broken.

When specific use, utilize insulating layer 110 to insulate against heat the wire, utilize shielding layer 120 to shield outside electromagnetic interference, utilize filling layer 210 to fix the wire position, carry out thermal-insulated protection to the cable through radiation shield 200, utilize heat insulating hole 410 to improve the crushing resistance of cable, after the cable pressurized, improve the resistance to compression effect through heat insulating hole 410, and simultaneously, provide the deformation space through heat insulating hole 410, avoid the cable thermal expansion to cause the epidermis damaged, improve the outside wear-resisting effect of cable through wearing layer 500, avoid cable external wear to break.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A special cable with radiation crosslinking polyolefin and high temperature resistance is characterized by comprising: wire (100), radiation shield (200), heat conduction core (300), resistance to compression layer (400) and wearing layer (500), wire (100) outside is provided with insulating layer (110), insulating layer (110) outside is provided with shielding layer (120), the stranded wire (100) outside sets up radiation shield (200), radiation shield (200) inner chamber gap department is provided with filling layer (210), set up a plurality of heat conduction cores (300) in filling layer (210), radiation shield (200) outside sets up resistance to compression layer (400), a plurality of heat insulating holes (410) are seted up to resistance to compression layer (400) inside, resistance to compression layer (400) outside sets up wearing layer (500).

2. The special cable for radiation crosslinking polyolefin high temperature resistance according to claim 1, characterized in that the heat insulation layer (110) and the heat insulation sleeve (200) are both made of asbestos.

3. The special radiation-crosslinked polyolefin high-temperature-resistant cable as claimed in claim 1, wherein a plurality of the heat-conductive cores (300) are uniformly distributed in the filling layer (210).

4. The special radiation-crosslinked polyolefin high-temperature-resistant cable as claimed in claim 1, wherein a plurality of the thermal insulation holes (410) are uniformly distributed in the pressure-resistant layer (400).

5. The special radiation-crosslinked polyolefin high-temperature-resistant cable as claimed in claim 1, wherein the wear-resistant layer (500) is made of rubber.