CN213459122U

CN213459122U - Cable with anti-aging function

Info

Publication number: CN213459122U
Application number: CN202022580317.0U
Authority: CN
Inventors: 姜元豪
Original assignee: Yuanxin Wire & Cable Co ltd
Current assignee: Yuanxin Wire & Cable Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-06-15
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a cable that possesses ageing resistance function, including sinle silk and second functional layer, the surface cladding of sinle silk has first functional layer, and first functional layer includes copper strip shielding layer, crosslinked polyethylene insulating layer and polyethylene waterproof layer, and the second functional layer includes polyurethane waterproof tape layer, PVC oleamen coating, fluororubber layer and butadiene acrylonitrile rubber layer, is provided with the filling layer between the surface of first functional layer and the internal surface of second functional layer. The utility model discloses a set up the polyethylene waterproof layer for the cable has possessed certain waterproof performance, through setting up the waterproof band layer of polyurethane, has excellent waterproof performance, tensile strength and weather resistance, through setting up PVC oleamen coating, has further improved the waterproof performance of cable, through setting up the fluororubber layer, has good heat resistance, oxidation resistance, oil resistance, corrosion resistance and atmospheric ageing resistance, through setting up the butyronitrile rubber layer, has further improved the ageing resistance of cable.

Description

Cable with anti-aging function

Technical Field

The utility model relates to the technical field of cables, specifically be a cable that possesses ageing resistance function.

Background

The cable is made of one or more mutually insulated conductors and an outer insulation protective layer, and a wire for transmitting electric power or information from one place to another place is increased along with the development of the society, the number of cables serving as transmission media is increased, and the requirements on the cable are higher and higher.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a cable that possesses ageing resistance function to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cable that possesses ageing resistance function, includes sinle silk and second functional layer, the surface cladding of sinle silk has first functional layer, first functional layer includes copper strips shielding layer, crosslinked polyethylene insulating layer and polyethylene waterproof layer, the second functional layer includes waterproof band layer of polyurethane, PVC oleamen coating, fluororubber layer and butadiene acrylonitrile rubber layer.

Preferably, a filling layer is arranged between the outer surface of the first functional layer and the inner surface of the second functional layer, and the filling layer is made of glass fibers.

Preferably, the copper strip shielding layer is coated on the surface of the wire core, the crosslinked polyethylene insulating layer is coated on the outer surface of the copper strip shielding layer, and the polyethylene waterproof layer is coated on the outer surface of the crosslinked polyethylene insulating layer.

Preferably, the polyurethane waterproof belt layer is coated on the outer surface of the filling layer, the PVC factice coating is coated on the outer surface of the polyurethane waterproof belt layer, the fluororubber layer is coated on the outer surface of the PVC factice coating, and the nitrile rubber layer is coated on the outer surface of the fluororubber layer.

Preferably, the thicknesses of the copper strip shielding layer, the cross-linked polyethylene insulating layer and the polyethylene waterproof layer are the same, and the thicknesses of the polyurethane waterproof belt layer, the fluororubber layer and the nitrile rubber layer are the same.

(III) advantageous effects

Compared with the prior art, the utility model provides a cable that possesses ageing resistance function possesses following beneficial effect:

the utility model discloses a copper strips shielding layer and crosslinked polyethylene insulating layer's cooperation, make the cable possess shielding property and insulating properties respectively, through setting up the polyethylene waterproof layer, make the cable possess certain waterproof performance, through setting up the waterproof band layer of polyurethane, excellent waterproof performance has, tensile strength and weather resistance, through setting up PVC oleamen coating, the waterproof performance of cable has further been improved, through setting up the fluororubber layer, good heat resistance has, oxidation resistance, oil resistance, corrosion resistance and atmospheric aging resistance, through setting up the butyronitrile rubber layer, the ageing resistance of cable has further been improved, it is poor to have solved current cable not only ageing resistance, and waterproof performance is also not good, thereby lead to the cable to damage easily and the short circuit, the inconvenient problem of using.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional structure diagram of the first functional layer of the present invention;

fig. 3 is a schematic view of a sectional structure of a second functional layer according to the present invention.

In the figure: 1. a wire core; 2. a first functional layer; 21. a copper strip shielding layer; 22. a crosslinked polyethylene insulating layer; 23. a polyethylene waterproof layer; 3. a second functional layer; 31. a polyurethane waterproof tape layer; 32. PVC factice coating; 33. a fluororubber layer; 34. a nitrile rubber layer; 4. and (5) filling the 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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be 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.

The utility model discloses a sinle silk 1, first functional layer 2, copper strips shielding layer 21, crosslinked polyethylene insulating layer 22, polyethylene waterproof layer 23, second functional layer 3, the waterproof band layer 31 of polyurethane, PVC oleamen coating 32, fluororubber layer 33, butadiene

acrylonitrile rubber layer

34 and 4 parts of filling layer are the parts that general standard spare or technical personnel in the field know, and its structure and principle all are this technical personnel all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a cable with anti-aging function includes a wire core 1 and a second functional layer 3, the outer surface of the wire core 1 is coated with a first functional layer 2, a filling layer 4 is disposed between the outer surface of the first functional layer 2 and the inner surface of the second functional layer 3, the filling layer 4 is glass fiber, the first functional layer 2 includes a copper tape shielding layer 21, a crosslinked polyethylene insulating layer 22 and a polyethylene waterproof layer 23, the copper tape shielding layer 21 is coated on the surface of the wire core 1, the crosslinked polyethylene insulating layer 22 is coated on the outer surface of the copper tape shielding layer 21, the polyethylene waterproof layer 23 is coated on the outer surface of the crosslinked polyethylene insulating layer 22, the cable has shielding performance and insulating performance by the cooperation of the copper tape shielding layer 21 and the crosslinked polyethylene insulating layer 22, the cable has a certain waterproof performance by the polyethylene waterproof layer 23, the second functional layer 3 comprises a polyurethane waterproof belt layer 31, a PVC factice coating 32, a fluororubber layer 33 and a nitrile rubber layer 34, the polyurethane waterproof belt layer 31 is coated on the outer surface of the filling layer 4, the PVC factice coating 32 is coated on the outer surface of the polyurethane waterproof belt layer 31, the fluororubber layer 33 is coated on the outer surface of the PVC factice coating 32, the nitrile rubber layer 34 is coated on the outer surface of the fluororubber layer 33, the polyurethane waterproof belt layer 31 is excellent in waterproof performance, tensile performance and weather resistance, the PVC factice coating 32 is arranged to further improve the waterproof performance of the cable, the fluororubber layer 33 is good in heat resistance, oxidation resistance, oil resistance, corrosion resistance and atmospheric aging resistance, the nitrile rubber layer 34 is arranged to further improve the aging resistance of the cable, and the thicknesses of the copper strip shielding layer 21, the crosslinked polyethylene insulating layer 22 and the polyethylene waterproof layer 23 are the same, the thicknesses of the polyurethane waterproof tape layer 31, the fluororubber layer 33 and the nitrile rubber layer 34 are the same.

When using, through the cooperation of copper strips shielding layer 21 and crosslinked polyethylene insulating layer 22, make the cable possess shielding property and insulating properties respectively, through setting up polyethylene waterproof layer 23, make the cable possess certain waterproof performance, through setting up polyurethane waterproof tape layer 31, excellent waterproof performance has, tensile property and weather resistance, through setting up PVC oleamen coating 32, the waterproof performance of cable has further been improved, through setting up fluororubber layer 33, good heat resistance, oxidation resistance, oil resistance, corrosion resistance and atmospheric aging resistance, through setting up butyronitrile rubber layer 34, the ageing resistance of cable has further been improved, it is poor not only to have solved current cable ageing resistance, and waterproof performance is also not good, thereby lead to easy damage of cable and short circuit, the inconvenient problem of using.

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

Claims

1. The utility model provides a cable that possesses ageing resistance function, includes sinle silk (1) and second functional layer (3), its characterized in that: the outer surface cladding of sinle silk (1) has first functional layer (2), first functional layer (2) include copper tape shielding layer (21), crosslinked polyethylene insulating layer (22) and polyethylene waterproof layer (23), second functional layer (3) include polyurethane waterproof belt layer (31), PVC oleamen coating (32), fluororubber layer (33) and butadiene acrylonitrile rubber layer (34).

2. The cable with anti-aging function according to claim 1, wherein: a filling layer (4) is arranged between the outer surface of the first functional layer (2) and the inner surface of the second functional layer (3), and the filling layer (4) is made of glass fibers.

3. The cable with anti-aging function according to claim 1, wherein: the copper strip shielding layer (21) is coated on the surface of the wire core (1), the cross-linked polyethylene insulating layer (22) is coated on the outer surface of the copper strip shielding layer (21), and the polyethylene waterproof layer (23) is coated on the outer surface of the cross-linked polyethylene insulating layer (22).

4. The cable with anti-aging function according to claim 1, wherein: the waterproof polyurethane belt layer (31) is coated on the outer surface of the filling layer (4), the PVC factice coating (32) is coated on the outer surface of the waterproof polyurethane belt layer (31), the fluororubber layer (33) is coated on the outer surface of the PVC factice coating (32), and the nitrile rubber layer (34) is coated on the outer surface of the fluororubber layer (33).

5. The cable with anti-aging function according to claim 1, wherein: the copper strip shielding layer (21), the cross-linked polyethylene insulating layer (22) and the polyethylene waterproof layer (23) are the same in thickness, and the polyurethane waterproof belt layer (31), the fluororubber layer (33) and the nitrile rubber layer (34) are the same in thickness.