CN218038628U

CN218038628U - Cross-linked ethylene-tetrafluoroethylene copolymer thin-wall insulated wire and cable

Info

Publication number: CN218038628U
Application number: CN202221897054.9U
Authority: CN
Inventors: 穆腾飞; 叶宇; 韩兆晖; 沙宣扬; 钱玉珠
Original assignee: Anhui Xinte Huayu New Material Technology Co ltd
Current assignee: Anhui Xinte Huayu New Material Technology Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-12-13
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a crosslinked ethylene-tetrafluoroethylene copolymer thin-wall insulated wire and cable, which relates to the technical field of cables and comprises a support, wherein a plurality of guide ribs are arranged on the outer surface of the support at equal angles, a rubber ball is arranged inside each guide rib, a telescopic rib is arranged at the top of each rubber ball, and one end of each telescopic rib extends out of each guide rib and is connected with the inner wall of an insulating sleeve II; a core body is arranged between every two telescopic ribs, and a first insulating sleeve is wrapped outside the core body; this application is thermal insulation material through direction muscle and flexible muscle, through the setting of direction muscle and flexible muscle, can independently arrange in six spaces, can separate a plurality of cores, plays certain separation effect, avoids mutual interference, has increased the life of cable. Simultaneously through the setting of direction muscle, flexible muscle and rubber ball, the flexible muscle compression rubber ball of accessible cushions, protects the core, increases the life of cable.

Description

Cross-linked ethylene-tetrafluoroethylene copolymer thin-wall insulated wire and cable

Technical Field

The utility model relates to the technical field of cables, concretely relates to crosslinked ethylene-tetrafluoroethylene copolymer thin wall insulated wire and cable.

Background

The cable is an electric energy or signal transmission device, the cable with simple structure is generally composed of a cable core and an external insulating protective sleeve, the composite cable is an indispensable basic equipment for transmitting energy and information, the photoelectric composite cable is one of the most important basic products in economic construction from the present of social informatization and rapid development of electrification, and compared with an overhead line, the photoelectric composite cable has the advantages of optimized combination transmission of signals and electric power, small space distance between lines, small occupied space, underground laying without occupying space above the ground, no influence of pollution of the surrounding environment, high power transmission reliability and small interference to personal safety and the surrounding environment.

Disclosed in patent No. 2022201437010 is a composite cable, through setting up the waterproof layer in the insulating protective sheath outside, prevent effectively that the insulating protective sheath damage from leading to the problem of electric leakage, because the buffer layer has the second arc part of the first arc part of outside salient and indent, when composite cable pressurized, can play better cushioning effect, improve composite cable's safety protection performance, solve the easy damaged problem of insulating protective sheath on the composite cable among the prior art, but this cable still has following defect: the cores are placed together, and heat generated by the cores can interfere with each other, so that the service life of the cable is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crosslinked ethylene-tetrafluoroethylene copolymer thin wall insulation wire and cable solves following technical problem: the cores are placed together, and heat generated by the cores can interfere with each other, so that the service life of the cable is shortened.

The purpose of the utility model can be realized by the following technical proposal:

a crosslinked ethylene-tetrafluoroethylene copolymer thin-wall insulated wire and cable comprises a support, wherein a plurality of guide ribs are arranged on the outer surface of the support at equal angles, a rubber ball is arranged inside each guide rib, a telescopic rib is arranged at the top of each rubber ball, and one end of each telescopic rib extends out of each guide rib and is connected with the inner wall of an insulating sleeve II; a core body is arranged between every two telescopic ribs, and a first insulating sleeve is wrapped outside the core body.

As a further aspect of the present invention: the support is of a circular structure.

As a further aspect of the present invention: and a heat conduction layer is arranged between the two telescopic ribs and on one side close to the inner wall of the second insulating sleeve, and a gap is formed between the heat conduction layer and the second insulating sleeve.

As a further aspect of the present invention: and a plurality of outer wear-resistant layers are arranged on the outer surface of the second insulating sleeve at equal intervals.

As a further aspect of the present invention: the outer wear-resistant layer is of an inverted U-shaped structure.

As a further aspect of the present invention: an inverted U-shaped heat dissipation channel is formed in the outer wear-resistant layer, a guide channel is further formed in the outer wear-resistant layer, the guide channel extends into the second insulating sleeve, and the guide channel is perpendicular to the U-shaped heat dissipation channel.

As a further aspect of the present invention: through holes are formed in the telescopic ribs and located in the gaps.

The utility model has the advantages that:

this application is thermal insulation material through direction muscle and flexible muscle, through the setting of direction muscle with flexible muscle, can independently arrange in six spaces, can separate a plurality of cores, plays certain separation effect, avoids mutual interference, has increased the life of cable. Simultaneously through the setting of direction muscle, flexible muscle and rubber ball, the flexible muscle compression rubber ball of accessible cushions, protects the core, increases the life of cable.

This application is through the heat-conducting layer with the heat leading-in to the clearance in, then form air cycle through U type heat dissipation channel, direction passageway and clearance, be convenient for dispel the heat to the core.

Drawings

The present invention will be further described with reference to the accompanying drawings.

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

In the figure: 1. supporting; 2. a guide rib; 3. a rubber ball; 4. a telescopic rib; 5. a through hole; 6. a core body; 7. a first insulating sleeve; 8. a heat conductive layer; 9. a second insulating sleeve; 10. an outer wear layer; 11. a U-shaped heat dissipation channel; 12. and (4) a guide channel.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, the utility model relates to a crosslinked ethylene-tetrafluoroethylene copolymer thin-wall insulated wire and cable, including support 1, support 1 is circular structure, can be circular support member, has certain supporting effect, the surface of support 1 is equiangularly provided with a plurality of direction muscle 2, direction muscle 2 can be the support sleeve, plays the effect of direction, be provided with rubber ball 3 inside direction muscle 2, the top of rubber ball 3 is provided with flexible muscle 4, flexible muscle 4 is the backup pad, one end of flexible muscle 4 extends to outside direction muscle 2 and is connected with the inner wall of insulating sleeve two 9; a core body 6 is arranged between every two telescopic ribs 4, and a first insulating sleeve 7 is wrapped outside the core body 6. The first insulating sleeve 7 is made of cross-linked ethylene-tetrafluoroethylene copolymer and plays a good insulating role.

The direction muscle 2 and flexible muscle 4 are thermal insulation material, through the setting of direction muscle 2 and flexible muscle 4, can independently arrange in six spaces, can separate a plurality of cores 6, play certain separation effect, increase the life of cable. Simultaneously through the setting of direction muscle 2, flexible muscle 4 and rubber ball 3, the flexible muscle 4 compression rubber ball 3 of accessible cushions, protects core 6, increases the life of cable.

And a heat conduction layer 8 is arranged between the telescopic ribs 4 and on one side of the inner wall of the second insulating sleeve 9, and a gap is formed between the heat conduction layer 8 and the second insulating sleeve 9. The outer surface of the second insulating sleeve 9 is provided with a plurality of convex outer wear-resistant layers 10 at equal intervals, the cable is in a suspended state with the plane through the second insulating sleeve 9, when the cable is dragged, pulled or laid and then rubs with a fixed position, the convex outer wear-resistant layers 10 can play a first step of anti-wear effect, the second insulating sleeve 9 cannot directly contact and rub, accordingly, the second insulating sleeve 9 is protected, the second insulating sleeve 9 is guaranteed to have good insulating performance all the time, and the overall service life of the cable is prolonged. The outer wear-resistant layer 10 is of an inverted U-shaped structure. An inverted U-shaped heat dissipation channel 11 is formed in the outer wear-resistant layer 10, a guide channel 12 is further formed in the outer wear-resistant layer 10, the guide channel 12 extends into the second insulating sleeve 9, and the guide channel 12 is perpendicular to the U-shaped heat dissipation channel 11. Through holes 5 are formed in the telescopic ribs 4 and located in the gaps. Heat is conducted into the gap through the heat conduction layer 8, and then air circulation is formed through the U-shaped heat dissipation channel 11, the guide channel 12 and the gap, so that heat dissipation of the core 6 is facilitated.

The utility model discloses a theory of operation: direction muscle 2 and flexible muscle 4 are thermal insulation material, through the setting of direction muscle 2 with flexible muscle 4, can independently arrange in six spaces, can separate a plurality of cores 6, play certain separation effect, avoid mutual interference, have increased the life of cable. Simultaneously through the setting of direction muscle 2, flexible muscle 4 and rubber ball 3, the flexible muscle 4 compression rubber ball 3 of accessible cushions, protects core 6, increases the life of cable.

Heat is conducted into the gap through the heat conducting layer 8, and then air circulation is formed through the U-shaped heat dissipation channels 11, the guide channels 12 and the gap, so that the core 6 is conveniently dissipated.

Although an embodiment of the present invention has been described in detail, the description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The crosslinked ethylene-tetrafluoroethylene copolymer thin-wall insulated wire and cable is characterized by comprising a support (1), wherein a plurality of guide ribs (2) are arranged on the outer surface of the support (1) at equal angles, a rubber ball (3) is arranged inside each guide rib (2), a telescopic rib (4) is arranged at the top of each rubber ball (3), and one end of each telescopic rib (4) extends out of each guide rib (2) and is connected with the inner wall of a second insulating sleeve (9); a core body (6) is arranged between every two telescopic ribs (4), and a first insulating sleeve (7) is coated outside the core body (6).

2. The thin-walled insulated ethylene-tetrafluoroethylene copolymer wire and cable according to claim 1, wherein said support (1) has a circular structure.

3. The thin-walled insulated wire and cable of crosslinked ethylene-tetrafluoroethylene copolymer according to claim 1, wherein a heat conducting layer (8) is disposed between two said expansion ribs (4) and near the inner wall of the second insulating sleeve (9), and a gap is formed between the heat conducting layer (8) and the second insulating sleeve (9).

4. The thin-walled insulated wire and cable of crosslinked ethylene-tetrafluoroethylene copolymer as claimed in claim 1, wherein the outer surface of the second insulating sheath (9) is provided with a plurality of outer wear-resistant layers (10) at equal intervals.

5. The thin-walled insulated wire and cable of crosslinked ethylene-tetrafluoroethylene copolymer according to claim 4, wherein the outer abrasion-resistant layer (10) has an inverted U-shaped structure.

6. The thin-wall insulated electric wire and cable of crosslinked ethylene-tetrafluoroethylene copolymer according to claim 4, wherein the outer wear-resistant layer (10) is provided with an inverted U-shaped heat dissipation channel (11), the outer wear-resistant layer (10) is further provided with a guide channel (12), the guide channel (12) extends into the second insulating sleeve (9), and the guide channel (12) is perpendicular to the U-shaped heat dissipation channel (11).

7. The thin-walled insulated wire and cable of crosslinked ethylene-tetrafluoroethylene copolymer according to claim 3, wherein the expansion ribs (4) are provided with through holes (5) at the gaps.