CN218602149U

CN218602149U - Anti-bending cable

Info

Publication number: CN218602149U
Application number: CN202223153248.0U
Authority: CN
Inventors: 柯江华; 柯孟华
Original assignee: Shenzhen Xinsheng Hongyun Technology Co ltd
Current assignee: Shenzhen Xinsheng Hongyun Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-10
Anticipated expiration: 2032-11-25

Abstract

The utility model provides an anti-bending cable belongs to wire and cable technical field. The anti-bending cable comprises a protective layer and an anti-bending layer. The inoxidizing coating includes restrictive coating and corrosion-resistant layer, the internal surface fixed of restrictive coating has the waterproof layer, corrosion-resistant layer is fixed in one side of waterproof layer, bending-resistant layer includes enhancement layer and resistance to compression piece, the enhancement layer is fixed in one side of corrosion-resistant layer, resistance to compression piece is fixed in one side of enhancement layer, one side of corrosion-resistant layer is fixed with fire-retardant layer, resistance to compression piece is located fire-retardant layer's inside, fire-retardant layer's inside is provided with the heart yearn. The utility model discloses increased the anti extrusion and the anti-bending effect of cable, increased the whole fire prevention effect of cable simultaneously and be favorable to improving the holistic security of cable and the life-span of using.

Description

Anti-bending cable

Technical Field

The utility model relates to a wire and cable technical field particularly, relates to an anti-bending cable.

Background

The wire and cable is used for transmitting electric energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation.

At present, the inside anti-bending and anti-extrusion structure of current cable is mostly the insulating layer and around the covering, leads to the cable anti-bending and anti-extrusion effect under certain crookedness condition relatively poor like this, causes the damage to its inside easily under the extrusion of pressure to influence its life at the in-process that uses, it is very necessary to provide an anti-bending cable for this reason.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides an anti-bending cable aims at improving that its inside anti-bending extrusion structure of current cable is mostly the insulating layer and around the covering, leads to the anti-bending of cable under certain crookedness condition like this and anti extrusion effect relatively poor, causes the damage to its inside easily under the extrusion of pressure to influence its life's problem at the in-process that uses.

The utility model discloses a realize like this:

the utility model provides an anti-bending cable, including inoxidizing coating and anti-bending layer.

The inoxidizing coating includes restrictive coating and corrosion-resistant layer, the internal surface of restrictive coating is fixed with the waterproof layer, the corrosion-resistant layer is fixed in one side of waterproof layer, the bending-resistant layer includes enhancement layer and resistance to compression piece, the enhancement layer is fixed in one side of corrosion-resistant layer, the resistance to compression piece is fixed in one side of enhancement layer, one side of corrosion-resistant layer is fixed with fire-retardant layer, the resistance to compression piece is located the inside on fire-retardant layer, the inside on fire-retardant layer is provided with the heart yearn.

In an embodiment of the present invention, a filler is filled between the fire-proof layer and the inner protective layer.

The utility model has the advantages that: the utility model discloses an anti-bending cable that above-mentioned design obtained, during the use, through the anti-extrusion ring with be that setting up of circumference distribution in the inside reinforcing plate of anti-extrusion ring has further increased the anti extrusion and the anti-bending effect of cable, setting through horizontal steel wire and vertical steel wire has further increased holistic stretch-proofing effect again, setting through fire-retardant sponge layer and fire-retardant strip can increase the fire prevention effect of cable, the whole fire prevention effect of cable can further be increased through setting up of flame retardant coating and filler simultaneously, be favorable to improving the holistic security of cable and the life-span of use.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings used in the embodiments will be briefly described below.

Fig. 1 is a schematic view of a first perspective cross-sectional structure of an anti-bending cable according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second view angle part of the anti-bending cable according to the embodiment of the present invention;

fig. 3 is a schematic structural view of a corrosion-resistant layer of an anti-bending cable according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a bending-resistant cable reinforcing layer according to an embodiment of the present invention;

fig. 5 is a schematic structural view of an anti-bending cable compression part according to an embodiment of the present invention.

In the figure: 100-protective layer; 110-a jacket layer; 111-fluorescent indication line; 120-waterproof layer; 130-a corrosion resistant layer; 131-transverse tinned copper wire; 132-longitudinal tinned copper wire; 200-a bending resistant layer; 210-a reinforcement layer; 211-transverse steel wires; 212-longitudinal steel wires; 220-compression resistance parts; 221-an anti-extrusion ring; 222-a reinforcement plate; 300-a flame retardant layer; 310-a flame retardant sponge layer; 320-flame retardant strips; 330-inner sheath layer; 400-core wire; 410-a conductor; 420-an insulating layer; 430-a fire barrier layer; 500-filling.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the 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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a bending-resistant cable comprises a protective layer 100 and a bending-resistant layer 200.

Referring to fig. 1 to 3, the protective layer 100 includes a sheath layer 110 and a corrosion-resistant layer 130, the inner surface of the sheath layer 110 is fixed with a waterproof layer 120, and the corrosion-resistant layer 130 is fixed on one side of the waterproof layer 120, where the waterproof layer 120 is a PE waterproof film layer.

The surface of the sheath layer 110 is fixed with fluorescent marking lines 111, the fluorescent marking lines 111 are circumferentially distributed along the surface of the sheath layer 110, and the cables can be conveniently identified and observed through the arrangement of the fluorescent marking lines 111; the corrosion-resistant layer 130 comprises a transverse tinned copper wire 131 and a longitudinal tinned copper wire 132, the transverse tinned copper wire 131 and the longitudinal tinned copper wire 132 are mutually perpendicular and fixed, the transverse tinned copper wire 131 and the longitudinal tinned copper wire 132 are fixed on one side of the waterproof layer 120, the corrosion-resistant effect of the cable is enhanced through the arrangement of the transverse tinned copper wire 131 and the longitudinal tinned copper wire 132, and the improvement of safety and the service life are facilitated.

Referring to fig. 1 and 5, the anti-bending layer 200 includes a reinforcing layer 210 and a compression resistant member 220, the reinforcing layer 210 is fixed to one side of the corrosion-resistant layer 130, the compression resistant member 220 is fixed to one side of the reinforcing layer 210, the flame retardant layer 300 is fixed to one side of the corrosion-resistant layer 130, the compression resistant member 220 is located inside the flame retardant layer 300, and a core wire 400 is disposed inside the flame retardant layer 300.

The reinforcing layer 210 comprises a transverse steel wire 211 and a longitudinal steel wire 212, the transverse steel wire 211 and the longitudinal steel wire 212 are mutually and vertically fixed, the transverse steel wire 211 and the longitudinal steel wire 212 are fixed on one side of a transverse tinned copper wire 131 and one side of a longitudinal tinned copper wire 132, and the overall tensile and anti-bending effects of the cable can be enhanced through the arrangement of the transverse steel wire 211 and the longitudinal steel wire 212; the compression-resistant part 220 comprises a compression-resistant ring 221 and a reinforcing plate 222, the compression-resistant ring 221 is fixed on one side of the transverse steel wire 211 and one side of the longitudinal steel wire 212, the reinforcing plate 222 is circumferentially fixed inside the compression-resistant ring 221, the compression-resistant ring 221 is distributed on the cable at equal intervals, the overall compression-resistant effect of the cable can be increased through the arrangement of the compression-resistant ring 221 and the reinforcing plate 222, and the compression-resistant part is beneficial to handling larger pressure impact, so that the use safety is improved, and the service life is prolonged.

The flame-retardant layer 300 comprises a flame-retardant sponge layer 310, the flame-retardant sponge layer 310 is fixed on one side of the transverse steel wire 211 and one side of the longitudinal steel wire 212, the anti-extrusion ring 221 and the reinforcing plate 222 are inlaid in the surface of the flame-retardant sponge layer 310, the flame-retardant strips 320 are inlaid in the flame-retardant sponge layer 310, the flame-retardant strips 320 are circumferentially distributed along the flame-retardant sponge layer 310, an inner protective layer 330 is fixed on one side of the flame-retardant sponge layer 310, and the overall flame-retardant effect of the cable can be improved through the arrangement of the flame-retardant sponge layer 310 and the flame-retardant strips 320, so that the core wire 400 can be better protected;

the core wire 400 comprises a conductor 410, an insulating layer 420 is sleeved on the surface of the conductor 410, a fire-proof layer 430 is fixed on the surface of the insulating layer 420, the fire-proof layer 430 is ceramic silicon rubber, and after the fire-proof layer 430 burns, a hard ceramic shell is formed by residues and covers the surface of the insulating layer 420 to further protect the conductor 410; the filler 500 is filled between the fireproof layer 430 and the inner protective layer 330, and the filler 500 is an aluminum silicate fiber cotton filler, which is beneficial to further enhancing the fireproof effect.

Specifically, the working principle of the bending-resistant cable is as follows: during the use, through the anti-extrusion ring 221 with be that circumference distributes in the setting of the inside reinforcing plate 222 of anti-extrusion ring 221 has further increased the anti-extrusion and the bending resistance effect of cable, the setting through horizontal steel wire 211 and vertical steel wire 212 has further increased holistic stretch-proofing effect again, setting through fire-retardant sponge layer 310 and fire-retardant strip 320 can increase the water-proof effects of cable, the whole fire prevention effect of cable can further be increased through setting up of flame retardant coating 430 and filler 500 simultaneously, be favorable to improving the holistic security of cable and the life-span of using.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-bending cable is characterized by comprising

The protective layer (100) comprises a sheath layer (110) and a corrosion-resistant layer (130), a waterproof layer (120) is fixed on the inner surface of the sheath layer (110), and the corrosion-resistant layer (130) is fixed on one side of the waterproof layer (120);

the anti-bending layer (200), the anti-bending layer (200) includes enhancement layer (210) and resistance to compression piece (220), the enhancement layer (210) are fixed in one side of corrosion-resistant layer (130), resistance to compression piece (220) are fixed in one side of enhancement layer (210), one side of corrosion-resistant layer (130) is fixed with fire-retardant layer (300), resistance to compression piece (220) are located the inside of fire-retardant layer (300), the inside of fire-retardant layer (300) is provided with heart yearn (400).

2. The bending-resistant cable according to claim 1, wherein a fluorescent marker (111) is fixed on the surface of the sheath layer (110), and the fluorescent marker (111) is circumferentially distributed along the surface of the sheath layer (110).

3. A bend-resistant cable according to claim 1, wherein the corrosion-resistant layer (130) comprises transverse tinned copper wires (131) and longitudinal tinned copper wires (132), the transverse tinned copper wires (131) and the longitudinal tinned copper wires (132) being fixed perpendicular to each other, the transverse tinned copper wires (131) and the longitudinal tinned copper wires (132) being fixed to one side of the waterproof layer (120).

4. A bend-resistant cable according to claim 3, wherein the reinforcing layer (210) comprises transverse steel wires (211) and longitudinal steel wires (212), the transverse steel wires (211) and the longitudinal steel wires (212) are fixed perpendicular to each other, and the transverse steel wires (211) and the longitudinal steel wires (212) are fixed on one side of the transverse tinned copper wires (131) and the longitudinal tinned copper wires (132).

5. A bend-resistant cable according to claim 4, wherein the compression-resistant member (220) comprises a compression-resistant ring (221) and a reinforcing plate (222), the compression-resistant ring (221) is fixed on one side of the transverse wires (211) and the longitudinal wires (212), and the reinforcing plate (222) is circumferentially fixed inside the compression-resistant ring (221).

6. The bending-resistant cable according to claim 5, wherein the flame-retardant layer (300) comprises a flame-retardant sponge layer (310), the flame-retardant sponge layer (310) is fixed on one side of the transverse steel wires (211) and one side of the longitudinal steel wires (212), the anti-extrusion rings (221) and the reinforcing plates (222) are embedded in the surface of the flame-retardant sponge layer (310), flame-retardant strips (320) are embedded in the flame-retardant sponge layer (310), the flame-retardant strips (320) are circumferentially distributed along the flame-retardant sponge layer (310), and an inner protective layer (330) is fixed on one side of the flame-retardant sponge layer (310).

7. The bend-resistant cable according to claim 6, wherein the core wire (400) comprises a conductor (410), an insulating layer (420) is sleeved on the surface of the conductor (410), and a fire-proof layer (430) is fixed on the surface of the insulating layer (420).

8. A bend-resistant cable according to claim 7, wherein a filler (500) is filled between the fire-resistant layer (430) and the inner sheath layer (330).