Cable protection tube structure

Abstract

The utility model discloses a cable protection tube structure, comprising a structure main body, the structure main body comprises an external protection tube and a cable arranged in the external protection tube; a plurality of groups of slow pressure through holes are formed in the external protection tube, and a plurality of supporting sheets which are distributed circumferentially are arranged on the inner side of the external protection tube; the cable is composed of a cable core and a surface layer arranged on the surface layer of the cable core in a wrapping mode, a braid layer is arranged on the surface layer of the surface layer, a flame-retardant layer is arranged on the surface layer of the braid layer, and the supporting piece is connected with the flame-retardant layer in an abutting mode. According to the invention, the external protection tube is arranged to protect the cable, the external protection tube is provided with the pressure-relieving through holes and the supporting sheets, so that the cable has pressure-resisting and pressure-relieving effects and plays a role in supporting and protecting the cable, and the braid layer is arranged to further protect the cable, so that the cable is prevented from being broken in the bending process, and the service life of the cable is prolonged. And the service life of the cable is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of cable protection pipes, and particularly relates to a cable protection pipe structure. Background Art

[0002] A cable is a device for transmitting electric energy or signals, usually composed of several or several groups of wires, with the characteristics of internal power conduction and external insulation. Cable protection pipes are mainly installed in sections where communication cables cross power lines to prevent short-circuit accidents caused by broken power lines, protect the communication cables and steel wire ropes from being electrified, protect the cables, switches, and circuit boards, and even the whole machine from being burned out, and also play a certain role in isolating the magnetic field interference of the power lines.

[0003] The existing protection structures on the market are simple in structure and poor in protection performance. During the use of cables, they are often squeezed and bent. When in a squeezed and bent state for a long time, the cables will break and be damaged, resulting in a short service life of the cables and affecting the normal use of the cables. Content of the Utility Model

[0004] The purpose of the utility model is to solve the above problems, and provide a cable protection pipe structure.

[0005] The utility model realizes the above purpose through the following technical solutions. A cable protection pipe structure includes a structural main body, and the structural main body includes an external protection pipe and a cable arranged inside the external protection pipe;

[0006] A plurality of pressure relief through holes are arranged inside the external protection pipe, and a plurality of supporting pieces distributed in a circumferential manner are arranged on the inner side of the external protection pipe;

[0007] The cable consists of a cable core and an epidermal layer wrapped around the surface layer of the cable core. A braided layer is arranged on the surface layer of the epidermal layer, a flame retardant layer is arranged on the surface layer of the braided layer, and the supporting piece is in contact connection with the flame retardant layer.

[0008] Preferably, the supporting piece and the external protection pipe are integrally formed.

[0009] Preferably, the braided layer is tightly wound around the outside of the epidermal layer, and the braided layer is a cloth braided layer.

[0010] Preferably, the external protection pipe is a hollow cylindrical structure, and a plurality of pressure relief through holes are distributed in a circumferential manner on the external protection pipe.

[0011] Preferably, a gap is left between a plurality of the supporting pieces.

[0012] Preferably, the flame retardant layer is a glass fiber flame retardant layer.

[0013] The beneficial effects of the utility model are:

[0014] 1. The setting of the external protection tube plays a role in protecting the cable. By setting pressure relief through-holes and support pieces on the external protection tube, it has the effects of compression resistance and pressure relief, and plays a role in supporting and protecting the cable.

[0015] 2. The setting of the flame-retardant layer plays a role in fire prevention and flame retardancy.

[0016] 3. The setting of the braided layer further protects the cable, avoids breakage during long-term bending, and improves the service life of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 One of the overall structural schematic diagrams of the cable protection tube structure of the present utility model;

[0018] Figure 2 Another of the overall structural schematic diagrams of the cable protection tube structure of the present utility model;

[0019] Figure 3 The cross-sectional view of the cable protection tube structure of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] As Figures 1-3 shown:

[0022] In this embodiment, a cable protection pipe structure includes a structural main body. The structural main body includes an external protection pipe 1 and a cable disposed inside the external protection pipe 1. The cable is inserted into the external protection pipe 1, and the cable is protected by the external protection pipe 1. A plurality of pressure relief through holes 2 are provided inside the external protection pipe 1. Among them, the pressure relief through holes 2 are vacuum-sealed structures. A number of support pieces 3 are arranged in a circumferential distribution on the inner side of the external protection pipe 1. The setting of the pressure relief through holes 2 plays a role in resisting and relieving pressure. Through the setting of the support pieces 3, the plurality of support pieces 3 are arranged in a circumferential distribution, playing a role in supporting the cable. The cable consists of a cable core 7 and an epidermis layer 6 wrapped around the surface layer of the cable core 7. A braided layer 5 is provided on the surface layer of the epidermis layer 6, and a flame retardant layer 4 is provided on the surface layer of the braided layer 5. The support piece 3 is in contact connection with the flame retardant layer 4. Through the setting of the flame retardant layer 4, a fireproof and flame retardant effect is achieved. Through the setting of the braided layer 5, a further effect of protecting the cable is achieved, avoiding breakage during long-term bending.

[0023] Among them, the support piece 3 and the external protection pipe 1 are integrally formed, improving the structural stability of the external protection pipe 1. And there are gaps between a number of the support pieces 3, having a certain heat dissipation effect, avoiding heat accumulation and affecting the service performance of the cable. The braided layer 5 is tightly wound around the outside of the epidermis layer 6, and the braided layer 5 is a cloth braided layer. The external protection pipe 1 is a hollow cylindrical structure. A plurality of the pressure relief through holes 2 are arranged in a circumferential distribution on the external protection pipe 1, having an effect of relieving and resisting pressure. The flame retardant layer 4 is a glass fiber flame retardant layer, having a fireproof and flame retardant effect.

[0024] Working principle:

[0025] Through the setting of the external protection pipe 1, the cable is protected. And by setting the pressure relief through holes 2 and the support pieces 3 on the external protection pipe 1, it has the effects of resisting and relieving pressure, playing a role in supporting and protecting the cable. Through the setting of the flame retardant layer 4, a fireproof and flame retardant effect is achieved. Through the setting of the braided layer 5, a further effect of protecting the cable is achieved, avoiding breakage during long-term bending and improving the service life of the cable.

[0026] It is obvious to those skilled in the art that the present utility model is not limited to the details of the above-described exemplary embodiments, and that the present utility model can be implemented in other specific forms without departing from the spirit or essential characteristics of the present utility model. Therefore, in any regard, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Accordingly, all changes that fall within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims concerned.

[0027] In addition, it should be understood that although this specification is described in terms of embodiments, not every embodiment only contains an independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A cable protection tube structure, characterized in that: It comprises a structural body, the structural body comprising an external protection tube (1) and a cable arranged inside the external protection tube (1); The outer protection tube (1) is provided with a plurality of groups of pressure-relieving through holes (2), and the inner side of the outer protection tube (1) is provided with a plurality of supporting sheets (3) distributed in a circumferential manner; The cable comprises a cable core (7) and a skin layer (6) which is arranged on the surface of the cable core (7) in a sheathing manner; the surface of the skin layer (6) is provided with a braided layer (5); the surface of the braided layer (5) is provided with a flame retardant layer (4); and the support sheet (3) is connected to the flame retardant layer (4) in a contacting manner.

2. A cable protection tube structure according to claim 1, characterized in that: The support sheet (3) and the external protection tube (1) are integrally formed.

3. A cable protection tube structure according to claim 1, characterized in that: The braided layer (5) is tightly wound around the outside of the epidermis layer (6), and the braided layer (5) is a cloth braided layer.

4. A cable protection tube structure according to claim 1, characterized in that: The external protection tube (1) is a hollow cylindrical structure, and a plurality of groups of pressure-relieving through holes (2) are distributed circumferentially on the external protection tube (1).

5. The cable protection tube structure according to claim 1, characterized in that: Gaps are left between the plurality of support sheets (3).

6. A cable protection tube structure according to claim 1, characterized in that: The flame retardant layer (4) is a glass fiber flame retardant layer.

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