CN223912203U

CN223912203U - A high-tensile-strength cable protection pipe

Info

Publication number: CN223912203U
Application number: CN202520369582.4U
Authority: CN
Inventors: 张鹏; 张海鹏
Original assignee: Hebei Chenxi Plastic Products Co ltd
Current assignee: Hebei Chenxi Plastic Products Co ltd
Priority date: 2025-03-04
Filing date: 2025-03-04
Publication date: 2026-02-13
Anticipated expiration: 2035-03-04

Abstract

The utility model discloses a tensile high-strength cable protection tube which comprises an outer protection tube, an inner protection tube and a filling layer filled between the outer protection tube and the inner protection tube, wherein the outer protection tube and the inner protection tube are connected through a connecting assembly, the connecting assembly comprises connecting pieces, a plurality of first connecting protrusions are formed at the inner wall end part of the outer protection tube inwards, one end of each connecting piece is fixedly connected with one first connecting protrusion, and the other end of each connecting piece is fixedly arranged on a second connecting protrusion formed at the outer wall end part of the inner protection tube. The cable protection tube is characterized in that the outer protection tube and the inner protection tube are connected at the end parts through the connecting sheet, a filling layer is filled between the outer protection tube and the inner protection tube to greatly strengthen the strength of the protection tube, the cable protection tube can have enough protection effect on the cable and has long service life, a stretching groove is further formed in the outer protection tube, and the tensile strength of the outer protection tube is improved through the deformation of the stretching groove and the cooperation of the protection block.

Description

Tensile high-strength cable protection tube

Technical Field

The utility model relates to the technical field of cable protection pipes, in particular to a cable protection pipe with high tensile strength.

Background

The cable protection tube is also called as a cable tube, a power cable tube, a cement cable tube, a power grid, a power cable protection tube and the like, and is mainly installed underground or on the ground surface and used for protecting a cable from being corroded and damaged and preventing short-circuit accidents caused by broken lines of power lines.

The existing cable protection tube has a single layer and a double layer, the protection strength of the double-layer cable protection tube is high, but the tensile strength of the outer side of the double-layer cable protection tube is weak and is easy to age, and the outer layer protection tube is easy to break after long-time use.

Therefore, there is an urgent need to design a cable protection tube with high tensile strength.

Disclosure of utility model

The utility model aims to provide a cable protection tube with high tensile strength, so as to solve the problems in the prior art, improve the tensile strength of the cable protection tube and prolong the service life of the cable protection tube.

In order to achieve the above purpose, the utility model provides a cable protection tube with high tensile strength, comprising:

An outer protection tube, an inner protection tube and a filling layer filled between the outer protection tube and the inner protection tube;

The outer protection tube and the inner protection tube are connected through a connecting component; the connecting assembly comprises connecting pieces, wherein a plurality of first connecting protrusions are formed at the inner wall end part of the outer protection tube, and a plurality of first connecting protrusions are formed inwards at the inner wall end part of the outer protection tube;

The surface of the outer protection tube is also provided with a protection block, and the protection block is of a strip-shaped structure.

Preferably, the protection blocks are arranged on the surface of the outer protection pipe at equal intervals, the protection blocks comprise a plurality of protection strips which are intermittently arranged, the outer surfaces of the protection strips are curved surfaces, the sections of the protection blocks are attached to the outer wall of the outer protection pipe, and the protection strips are arranged on the surface of the outer protection pipe through buffer components.

Preferably, the surface of the outer protection tube starts to be provided with a containing groove for installing the buffer assembly, the buffer assembly comprises a supporting seat, the supporting seat is fixedly installed on the end face of the protection strip and is arranged at the notch of the containing groove, the supporting seat is connected with a buffer ball through a connecting rod, and a buffer spring is sleeved outside the connecting rod.

Preferably, the first connecting protrusion and the second connecting protrusion have the same structure and are both conical sheet structures.

Preferably, a plurality of stretching grooves are formed in the outer protection tube at equal intervals along the circumferential direction, and the stretching grooves and the connecting components are distributed in a staggered mode.

Preferably, the filling layer is a rubber layer.

The cable protection tube has the following technical effects that the outer protection tube and the inner protection tube are connected at the end parts through the connecting sheet, the strength of the protection tube is greatly enhanced by filling the filling layer between the outer protection tube and the inner protection tube, the cable protection tube can have enough protection effect and has long service life, the outer protection tube is also internally provided with the stretching groove, and the tensile strength of the outer protection tube is improved through the deformation of the stretching groove and the cooperation of the protection block.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an end structure of a tensile high-strength cable protection tube according to the present utility model;

FIG. 2 is a schematic view of the internal cross-section structure of a tensile high-strength cable protection tube according to the present utility model;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present utility model;

wherein, 1, an outer protection tube, 2, an inner protection tube, 3, a filling layer, 4, a protection block, 5, a connecting sheet, 11, a stretching groove, 12, a first connecting bulge, 13, a connecting sheet, 14, a second connecting bulge, 41, a supporting seat, 42, a connecting rod, 43, a buffer ball, 44 and a buffer spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

The utility model provides a tensile high-strength cable protection tube, comprising:

An outer protection tube 1, an inner protection tube 2, and a filling layer 3 filled between the outer protection tube 1 and the inner protection tube;

The outer protection tube 1 and the inner protection tube 2 are connected through a connecting assembly, the connecting assembly comprises connecting pieces 13, a plurality of first connecting protrusions 12 are formed at the inner wall end part of the outer protection tube 1, a plurality of first connecting protrusions 12 are formed at the inner wall end part of the inner protection tube 2, one end of each connecting piece 13 is fixedly connected to each first connecting protrusion 12, the other end of each connecting piece 13 is fixedly arranged on a second connecting protrusion 14 formed at the outer wall end part of the inner protection tube 2, and the positions of the first connecting protrusions 12 and the second connecting protrusions 14 correspond to each other.

The surface of the outer protection tube 1 is also provided with a protection block 4, and the protection block 4 is in a strip-shaped structure.

The protection blocks 4 are arranged on the surface of the outer protection tube 1 at equal intervals, the protection blocks 4 comprise a plurality of protection strips which are intermittently arranged, the outer surfaces of the protection strips are curved surfaces, the sections of the protection blocks 4 are attached to the outer wall of the outer protection tube 1, and the protection strips are arranged on the surface of the outer protection tube 1 through buffer components.

The surface of the outer protection tube 1 is provided with an accommodating groove for installing a buffer assembly, the buffer assembly comprises a supporting seat 41, the supporting seat 41 is fixedly installed on the end face of the protection strip, the supporting seat 41 is arranged at the notch of the accommodating groove, the supporting seat 41 is connected with a buffer ball 43 through a connecting rod 42, and a buffer spring 44 is sleeved outside the connecting rod 42.

The first connecting protrusion 12 and the second connecting protrusion 14 have the same structure and are both tapered plate structures.

In one embodiment of the utility model, the first connecting protrusion 12 and the second connecting protrusion 14 connect the outer protection tube 1 and the inner protection tube 2 at the end parts to form a structure whole, and when the outer protection tube 1 is seriously damaged and the inner protection tube 2 is intact after long-term use, the outer protection tube 1 can be detached and replaced by a new outer protection tube 1, so that the inner protection tube 2 can be reused.

A plurality of stretching grooves 11 are formed in the outer protection tube 1 at equal intervals along the circumferential direction, and the stretching grooves 11 and the connecting components are distributed in a staggered mode.

The filling layer 3 is a rubber layer.

In one embodiment of the present utility model, as shown in fig. 2, the stretching groove 11 is a bar-shaped space in a normal state, and when the outer protection tube 1 is stretched, the external pressure applied to the outer protection tube 1 can be relieved by the deformation of the stretching groove 11.

Further, the stretching grooves 11 and the protection strips are staggered, so that the stretching pressure can be effectively equally divided.

In one embodiment of the present utility model, the protection strip connected to the buffer assembly is weakened or counteracted by the tensile pressure of the buffer balls 43 and the buffer springs 44 disposed in the receiving grooves, and the tensile strength of the outer protection tube 1 is improved while the outer protection tube 1 has high abrasion resistance.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A high-tensile-strength cable protection conduit, characterized in that it comprises:

Outer protective tube (1), inner protective tube (2) and filling layer (3) filled between the outer protective tube (1) and the inner protective tube;

The outer protective tube (1) and the inner protective tube (2) are connected by a connecting assembly; the connecting assembly includes a connecting piece (13), and a plurality of first connecting protrusions (12) are formed on the inner wall end of the outer protective tube (1) with the inner protective tube (2) forming inward; each of the first connecting protrusions (12) is fixedly connected to one end of the connecting piece (13), and the other end of the connecting piece (13) is fixedly installed on the second connecting protrusion (14) formed on the outer wall end of the inner protective tube (2); the first connecting protrusion (12) and the second connecting protrusion (14) are in corresponding positions;

The outer protective tube (1) is also provided with a protective block (4), which is a strip structure.

2. A high-tensile strength cable protection pipe according to claim 1, characterized in that: the protection block (4) is provided at equal intervals on the surface of the outer protection pipe (1), the protection block (4) includes a plurality of intermittently arranged protection strips; the outer surface of the protection strip is curved, the cross section of the protection block (4) is in contact with the outer wall of the outer protection pipe (1); the protection strip is installed on the surface of the outer protection pipe (1) through a buffer assembly.

3. A high-tensile-strength cable protection pipe according to claim 2, characterized in that: the outer protective pipe (1) has a receiving groove on its surface for installing the buffer assembly, the buffer assembly includes a support base (41), the support base (41) is fixedly installed on the end face of the protective strip; and the support base (41) is placed at the opening of the receiving groove; the support base (41) is connected to a buffer ball (43) through a connecting rod (42); and a buffer spring (44) is also sleeved on the outside of the connecting rod (42).

4. The high tensile strength cable protection pipe according to claim 1, characterized in that: the first connecting protrusion (12) and the second connecting protrusion (14) have the same structure, both being conical plate structures.

5. A high-tensile-strength cable protection pipe according to claim 1, characterized in that: a plurality of tensile grooves (11) are provided at equal intervals along the circumference of the outer protection pipe (1); the tensile grooves (11) are staggered with the connecting components.

6. The high tensile strength cable protection pipe according to claim 1, characterized in that: the filling layer (3) is a rubber layer.