CN212624893U

CN212624893U - Corrosion-resistant cable

Info

Publication number: CN212624893U
Application number: CN202021012310.2U
Authority: CN
Inventors: 吴璐凯
Original assignee: Hebei Shenkai Cable Co ltd
Current assignee: Hebei Shenkai Cable Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-02-26
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a corrosion-resistant cable, including cable body, fire-retardant rubber cover and arc rubber pad, the material of cable body mainly comprises polytetrafluoroethylene rubber, polytetrafluoroethylene rubber's inner wall passes through the fire-retardant sealing layer of powerful gluey fixedly connected with second, the inner wall of the fire-retardant sealing layer of second is provided with polyether ester elastic fiber layer, the one end that the fire-retardant sealing layer of second was kept away from on polyether ester elastic fiber layer is provided with first fire-retardant sealing layer, the inner wall fixedly connected with first insulation layer of first fire-retardant sealing layer, the one end that first fire-retardant sealing layer was kept away from on the first insulation layer is provided with first filling layer, the inside on first insulation layer is provided with the cable core. The utility model discloses in, the cable body adopts the rubber that polytetrafluoroethylene material constitutes, and it is strong to have good chemical stability, corrosion resistance, has high temperature resistance ability simultaneously, and the rubber of making with polytetrafluoroethylene material is showing the life who improves the cable.

Description

Corrosion-resistant cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a corrosion-resistant cable.

Background

The cable is mainly used for electric energy transmission, is composed of one or more insulating wire cores and a coating layer, has the advantages of rapid development of the society, unsuitability for placing a plurality of cables in the air, and adopts a buried mode, so that the cables do not occupy space area, and has higher requirements on the selection of the materials of the cables due to long-time burying.

A plurality of cables are buried in various complex environments, the service life of the cables is influenced to a certain extent, part of the cables are placed under a road, trucks with different masses can extrude the cables when passing through the road, and the cables are easy to damage after being used for a long time, so that the electric leakage phenomenon is caused seriously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a corrosion-resistant cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a corrosion-resistant cable comprises a cable body (5), a flame-retardant rubber sleeve (1) and an arc-shaped rubber pad (11), the material of the cable body (5) mainly comprises polytetrafluoroethylene rubber (4), the inner wall of the polytetrafluoroethylene rubber (4) is fixedly connected with a second flame-retardant sealing layer (3) through super glue, the inner wall of the second flame-retardant sealing layer (3) is provided with a polyether ester elastic fiber layer (6), one end of the polyether ester elastic fiber layer (6) far away from the second flame-retardant sealing layer (3) is provided with a first flame-retardant sealing layer (2), the inner wall of the first flame-retardant sealing layer (2) is fixedly connected with a first insulating layer (7), one end, far away from the first flame-retardant sealing layer (2), of the first insulating layer (7) is provided with a first filling layer (9), and a cable core (8) is arranged inside the first insulating layer (7).

As a further description of the above technical solution:

the outer wall of the cable core (8) is provided with a second insulating layer (10), and the second insulating layer (10) is made of insulating rubber.

As a further description of the above technical solution:

and a second filling layer (12) is arranged on the outer wall of the second insulating layer (10), and a shielding layer is arranged inside the second filling layer (12).

As a further description of the above technical solution:

an arc-shaped rubber pad (11) is arranged inside the second filling layer (12), and one end, far away from the second insulating layer (10), of the arc-shaped rubber pad (11) is fixedly connected with a flame-retardant rubber sleeve (1).

As a further description of the above technical solution:

the outer wall of the flame-retardant rubber sleeve (1) is provided with a first filling layer (9).

As a further description of the above technical solution:

the arc-shaped rubber pads (11) are uniformly distributed on the inner wall of the flame-retardant rubber sleeve (1), and the distance between the arc-shaped rubber pads (11) is determined by the diameter of the flame-retardant rubber sleeve (1).

The utility model discloses following beneficial effect has:

1. the utility model discloses, the cable body adopts the rubber that the polytetrafluoroethylene material constitutes, and polytetrafluoroethylene rubber has good corrosion resistance and high temperature resistance, is showing the life who improves the cable, and polytetrafluoroethylene rubber's insulating nature and leakproofness are better simultaneously, the security of guarantee cable.

2. The utility model discloses, the outside of cable core is provided with the shielding layer, through the distribution of homogeneous electric field under shielding layer and the second insulating layer combined action, effectively prevents that external electromagnetic field from influencing the electromagnetic field production of cable core, and flame retardant rubber cover's inner wall fixedly connected with arc rubber pad effectively prevents that the cable body pressurized from leading to damaging the inside parcel layer of flame retardant rubber cover, further strengthens the protection to the cable core.

Drawings

Fig. 1 is a side view of a corrosion-resistant cable according to the present invention;

fig. 2 is a front view of a corrosion-resistant cable according to the present invention;

fig. 3 is a partial schematic view of a corrosion-resistant cable according to the present invention;

illustration of the drawings:

1. a flame-retardant rubber sleeve; 2. a first flame retardant sealing layer; 3. a second flame retardant sealing layer; 4. polytetrafluoroethylene rubber; 5. a cable body; 6. a polyetherester elastic fiber layer; 7. a first insulating layer; 8. a cable core; 9. a first filling layer; 10. a second insulating layer; 11. an arc-shaped rubber pad; 12. and a second filling layer.

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

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a corrosion-resistant cable comprises a cable body 5, a flame-retardant rubber sleeve 1 and an arc-shaped rubber pad 11, wherein the cable body 5 is mainly made of polytetrafluoroethylene rubber 4, the polytetrafluoroethylene rubber 4 has excellent corrosion resistance and high temperature resistance, the service life of the cable is obviously prolonged, meanwhile, the insulation property and the sealing property of the polytetrafluoroethylene rubber are good, the safety of the cable is guaranteed, the inner wall of the polytetrafluoroethylene rubber 4 is fixedly connected with a second flame-retardant sealing layer 3 through super glue, the flame-retardant sealing layer 3 has a certain flame-retardant effect, the inner wall of the second flame-retardant sealing layer 3 is provided with a polyether ester elastic fiber layer 6, the elastic recovery property of the polyether ester elastic fiber layer 6 is good, one end, far away from the second flame-retardant sealing layer 3, of the polyether ester elastic fiber layer 6 is provided with a first flame-retardant sealing layer 2, the inner wall of the first flame-retardant sealing layer 2 is fixedly connected with a first, the first insulating layer 7 is used as a second protective layer to effectively prevent electric leakage, a first filling layer 9 is arranged at one end, far away from the first flame-retardant sealing layer 2, of the first insulating layer 7, and a cable core 8 is arranged inside the first insulating layer 7.

The outer wall of cable core 8 is provided with second insulating layer 10, the material of second insulating layer 10 is insulating rubber, and second insulating layer 10 is first inoxidizing coating, the outer wall of second insulating layer 10 is provided with second filling layer 12, the inside of second filling layer 12 is provided with the shielding layer, the inside of second filling layer 12 is provided with arc rubber pad 11, the one end fixedly connected with flame retardant rubber cover 1 of second insulating layer 10 is kept away from to arc rubber pad 11, the outer wall of flame retardant rubber cover 1 is provided with first filling layer 9 arc rubber pad 11 evenly distributed is on flame retardant rubber cover 1's inner wall, and the interval between the arc rubber pad 11 is decided by flame retardant rubber cover 1's diameter size.

The working principle is as follows: in the utility model, because of social needs, the cable body 5 is generally buried under the ground, thereby saving a large amount of space, the polytetrafluoroethylene rubber 4 is selected as the material of the cable body 5, the polytetrafluoroethylene rubber 4 has excellent corrosion resistance and high temperature resistance, and simultaneously has good insulativity and sealing property, thereby obviously improving the service life and safety of the cable, the inner wall of the polytetrafluoroethylene rubber 4 is fixedly connected with the flame-retardant sealing layer, and the flame-retardant sealing layer has two layers, the polyether ester elastic fiber layer 6 is arranged between the flame-retardant sealing layer, thereby preventing the inner structure of the cable body 5 from being damaged due to the compression, the end of the first flame-retardant sealing layer 2 far away from the polyether ester elastic fiber layer 6 is fixedly connected with the first insulating layer 7, the first filling layer 9 is arranged between the first insulating layer 7 and the flame-retardant rubber sleeve 1, the inner wall of the flame-retardant rubber sleeve 1, the 11 intervals of adjacent arc rubber pad are less, and arc rubber pad 11 further prevents that cable core 8 from being extruded, and flame retardant rubber cover 1's inside is provided with shielding layer and second insulating layer 10, and the distribution of homogeneous electric field under shielding layer and the 10 layers combined action of second insulation, the inside parcel of second insulating layer 10 has cable core 8, and the transmission of multilayer parcel layer guarantee electric energy.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a corrosion-resistant cable, includes cable body (5), fire-retardant rubber cover (1) and arc rubber pad (11), its characterized in that: the cable comprises a cable body (5) and is characterized in that the material of the cable body (5) mainly comprises polytetrafluoroethylene rubber (4), the inner wall of the polytetrafluoroethylene rubber (4) is fixedly connected with a second flame-retardant sealing layer (3) through a super glue, the inner wall of the second flame-retardant sealing layer (3) is provided with a polyether ester elastic fiber layer (6), one end, away from the second flame-retardant sealing layer (3), of the polyether ester elastic fiber layer (6) is provided with a first flame-retardant sealing layer (2), the inner wall of the first flame-retardant sealing layer (2) is fixedly connected with a first insulating layer (7), one end, away from the first flame-retardant sealing layer (2), of the first insulating layer (7) is provided with a first filling layer (9), and the inside of the first insulating layer (7) is.

2. A corrosion resistant cable according to claim 1, wherein: the outer wall of the cable core (8) is provided with a second insulating layer (10), and the second insulating layer (10) is made of insulating rubber.

3. A corrosion resistant cable according to claim 2, wherein: and a second filling layer (12) is arranged on the outer wall of the second insulating layer (10), and a shielding layer is arranged inside the second filling layer (12).

4. A corrosion resistant cable according to claim 3, wherein: an arc-shaped rubber pad (11) is arranged inside the second filling layer (12), and one end, far away from the second insulating layer (10), of the arc-shaped rubber pad (11) is fixedly connected with a flame-retardant rubber sleeve (1).

5. A corrosion resistant cable according to claim 1, wherein: the outer wall of the flame-retardant rubber sleeve (1) is provided with a first filling layer (9).

6. A corrosion resistant cable according to claim 1, wherein: the arc-shaped rubber pads (11) are uniformly distributed on the inner wall of the flame-retardant rubber sleeve (1), and the distance between the arc-shaped rubber pads (11) is determined by the diameter of the flame-retardant rubber sleeve (1).