CN215496073U

CN215496073U - Flame-retardant cable with high shielding performance

Info

Publication number: CN215496073U
Application number: CN202121186125.XU
Authority: CN
Inventors: 林朝前; 徐刚; 冯光辉; 张哲梦
Original assignee: Sichuan Wan Yang Cable Co ltd
Current assignee: Sichuan Wan Yang Cable Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-11
Anticipated expiration: 2031-05-28

Abstract

The utility model relates to the technical field of cables, and particularly discloses a flame-retardant cable with high shielding performance, which comprises wires, an inner sheath and an outer shielding layer, wherein the inner side of the outer shielding layer is provided with an outer insulating layer, the inner side of the outer insulating layer is provided with a flame-retardant filling layer, a plurality of wires are arranged in the flame-retardant filling layer, the outer side of each wire is provided with the inner sheath, the outer side of the outer shielding layer is provided with the outer flame-retardant layer, the outer side of the outer flame-retardant layer is provided with a waterproof layer, the outer side of the waterproof layer is provided with an anticorrosive layer, and the outer side of the anticorrosive layer is provided with a wear-resistant layer; the top and the bottom of wearing layer all are provided with the extrusion piece, and one of them extrusion piece sets up on the bottom plate, and another extrusion piece sets up in the bottom of roof, and the equal vertical bracing piece that is provided with in top both ends of bottom plate, bracing piece run through the roof setting. Through the outer shielding layer, the outer flame-retardant layer, the inner shielding layer and the inner flame-retardant layer, the shielding performance and the flame-retardant performance of the cable are improved, and the inner lead is protected.

Description

Flame-retardant cable with high shielding performance

Technical Field

The utility model relates to the technical field of cables, in particular to a flame-retardant cable with high shielding performance.

Background

The cable is an electric energy or signal transmission device, comprises several or several groups of wires usually, does not set up fire-retardant material in the cable of current, can not be better carry out fire-retardant to the cable, has reduced fire-resistant effect, causes the inside wire of cable to damage easily, and during the cable installation, need use other instruments, brings inconvenience for the installation work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flame-retardant cable with high shielding performance so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the flame-retardant cable with high shielding performance comprises wires, an inner sheath and an outer shielding layer, wherein an outer insulating layer is arranged on the inner side of the outer shielding layer, a flame-retardant filling layer is arranged on the inner side of the outer insulating layer, a plurality of wires are arranged in the flame-retardant filling layer, the inner sheath is arranged on the outer side of each wire, an outer flame-retardant layer is arranged on the outer side of the outer shielding layer, a waterproof layer is arranged on the outer side of the outer flame-retardant layer, an anti-corrosion layer is arranged on the outer side of the waterproof layer, and a wear-resistant layer is arranged on the outer side of the anti-corrosion layer; the top and the bottom of wearing layer all are provided with the extrusion piece, and one of them extrusion piece sets up on the bottom plate, and another extrusion piece sets up in the bottom of roof, and the equal vertical bracing piece that is provided with in top both ends of bottom plate, bracing piece run through the roof setting.

Preferably, the inner sheath includes internal insulation layer, internal shield layer and internal flame retardant coating, and the outside of internal insulation layer is provided with the internal shield layer, and the outside on internal shield layer is provided with the internal flame retardant coating, superposes formula structure as an organic whole from inside to outside in proper order between internal insulation layer, internal shield layer and the internal flame retardant coating.

Preferably, each supporting rod is provided with a plurality of connecting holes, the top plate is longitudinally provided with a plurality of pin holes connected with the connecting pins, and the connecting holes are connected with the connecting pins.

Preferably, the two ends of the bottom plate are vertically provided with mounting holes, the extrusion blocks on the bottom plate and the top plate are of rubber material structures, and one ends of the extrusion blocks are of arc structures.

Preferably, superpose formula structure as an organic whole in proper order between outer insulating layer, outer shielding layer, outer flame retardant coating, waterproof layer and the anticorrosive coating, and be connected with many damping spring between anticorrosive coating and the wearing layer.

Compared with the prior art, the utility model has the beneficial effects that: through the outer shielding layer, outer flame retardant coating, internal shield layer and the internal flame retardant coating that set up, increased the shielding performance and the flame retardant property of this cable, protected inside wire, the decline of rethread roof extrudees this cable until the extrusion piece, is connected with pinhole and connecting hole through the connecting pin, fixes the roof, and the convenience is fixed to the cable extrusion, offers convenience for the fixed of cable.

Drawings

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

FIG. 2 is a front view of the mount of the present invention;

fig. 3 is a schematic structural view of the inner sheath of the present invention.

In the figure: 1. a wire; 2. an inner sheath; 3. a flame retardant filler layer; 4. an outer insulating layer; 5. an outer shield layer; 6. an outer flame retardant layer; 7. a waterproof layer; 8. an anticorrosive layer; 9. a damping spring; 10. a wear layer; 11. a base plate; 12. a support bar; 13. a top plate; 14. extruding the block; 15. connecting holes; 16. mounting holes; 17. a connecting pin; 21. an inner insulating layer; 22. an inner shield layer; 23. an inner flame retardant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: the flame-retardant cable with high shielding performance comprises wires 1, an inner sheath 2 and an outer shielding layer 5, wherein an outer insulating layer 4 is arranged on the inner side of the outer shielding layer 5, a flame-retardant filling layer 3 is arranged on the inner side of the outer insulating layer 4, a plurality of wires 1 are arranged in the flame-retardant filling layer 3, the inner sheath 2 is arranged on the outer side of each wire 1, an outer flame-retardant layer 6 is arranged on the outer side of the outer shielding layer 5, a waterproof layer 7 is arranged on the outer side of the outer flame-retardant layer 6, an anticorrosive layer 8 is arranged on the outer side of the waterproof layer 7, and a wear-resistant layer 10 is arranged on the outer side of the anticorrosive layer 8; the top and the bottom of wearing layer 10 all are provided with extrusion piece 14, and one of them extrusion piece 14 sets up on bottom plate 11, and another extrusion piece 14 sets up in the bottom of roof 13, and the top both ends of bottom plate 11 are all vertical to be provided with bracing piece 12, and bracing piece 12 runs through roof 13 and sets up.

The inner sheath 2 comprises an inner insulating layer 21, an inner shielding layer 22 and an inner flame-retardant layer 23, the inner shielding layer 22 is arranged on the outer side of the inner insulating layer 21, the inner flame-retardant layer 23 is arranged on the outer side of the inner shielding layer 22, and the inner insulating layer 21, the inner shielding layer 22 and the inner flame-retardant layer 23 are sequentially overlapped into an integral structure from inside to outside.

Each support rod 12 is provided with a plurality of connecting holes 15, the top plate 13 is longitudinally provided with a plurality of pin holes connected with connecting pins 17, and the connecting holes 15 are connected with the connecting pins 17.

Both ends of the bottom plate 11 are vertically provided with mounting holes 16, the extrusion blocks 14 on the bottom plate 11 and the top plate 13 are both of rubber material structures, and one ends of the extrusion blocks 14 are both of arc structures.

Overlap formula structure as an organic whole in proper order between outer insulating layer 4, outer shielding layer 5, outer flame retardant coating 6, waterproof layer 7 and the anticorrosive coating 8, and be connected with many damping spring 9 between anticorrosive coating 8 and the wearing layer 10.

The working principle is as follows: during the use, constitute inner sheath 2 by inner insulation layer 21, inner shield layer 22 and interior fire-retardant layer 23, then inner sheath 2 sets up in the outside of wire 1, outer insulation layer 4, outer shield layer 5, outer fire-retardant layer 6, waterproof layer 7 and anticorrosive coating 8 superpose in proper order and set up, then set up fire-retardant filling layer 3 in outer insulation layer 4, set up wire 1 in fire-retardant filling layer 3 again, damping spring 9 sets up the outside at inoxidizing coating 8, then install wearing layer 10, put this cable on the extrusion piece 14 of bottom plate 11, roof 13 runs through bracing piece 12, extrude on this cable until the extrusion piece 14 extrusion of roof 13 bottom, connecting pin 17 passes the pinhole and is connected with connecting hole 15, fix roof 13, rethread mounting hole 16 fixes bottom plate 11.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Fire-retardant type cable that shielding performance is high, including wire (1), inner sheath (2) and outer shielding layer (5), its characterized in that: an outer insulating layer (4) is arranged on the inner side of the outer shielding layer (5), a flame-retardant filling layer (3) is arranged on the inner side of the outer insulating layer (4), a plurality of wires (1) are arranged in the flame-retardant filling layer (3), an inner sheath (2) is arranged on the outer side of each wire (1), an outer flame-retardant layer (6) is arranged on the outer side of the outer shielding layer (5), a waterproof layer (7) is arranged on the outer side of the outer flame-retardant layer (6), an anticorrosive layer (8) is arranged on the outer side of the waterproof layer (7), and a wear-resistant layer (10) is arranged on the outer side of the anticorrosive layer (8); the top and the bottom of wearing layer (10) all are provided with extrusion piece (14), and one of them extrusion piece (14) sets up on bottom plate (11), and another extrusion piece (14) set up in the bottom of roof (13), and the top both ends of bottom plate (11) are all vertical to be provided with bracing piece (12), and bracing piece (12) run through roof (13) and set up.

2. The flame-retardant cable with high shielding performance according to claim 1, wherein: the inner sheath (2) comprises an inner insulating layer (21), an inner shielding layer (22) and an inner flame-retardant layer (23), wherein the inner shielding layer (22) is arranged on the outer side of the inner insulating layer (21), the inner flame-retardant layer (23) is arranged on the outer side of the inner shielding layer (22), and the inner insulating layer (21), the inner shielding layer (22) and the inner flame-retardant layer (23) are sequentially overlapped into an integral structure from inside to outside.

3. The flame-retardant cable with high shielding performance according to claim 1, wherein: each supporting rod (12) is provided with a plurality of connecting holes (15), the top plate (13) is longitudinally provided with a plurality of pin holes connected with connecting pins (17), and the connecting holes (15) are connected with the connecting pins (17).

4. The flame-retardant cable with high shielding performance according to claim 1, wherein: both ends of the bottom plate (11) are vertically provided with mounting holes (16), the extrusion blocks (14) on the bottom plate (11) and the top plate (13) are both of rubber material structures, and one ends of the extrusion blocks (14) are both of arc structures.

5. The flame-retardant cable with high shielding performance according to claim 1, wherein: overlap formula structure as an organic whole in proper order between outer insulating layer (4), outer shielding layer (5), outer flame retardant coating (6), waterproof layer (7) and anticorrosive coating (8), and be connected with many damping spring (9) between anticorrosive coating (8) and wearing layer (10).