CN216279834U

CN216279834U - Steel band enhancement mode HDPE double-walled bellows

Info

Publication number: CN216279834U
Application number: CN202120435756.4U
Authority: CN
Inventors: 朱颂阳; 王永超; 夏艳锋; 郝彦春
Original assignee: Henan Changsu Pipe Industry Co ltd
Current assignee: Henan Changsu Pipe Industry Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2022-04-12
Anticipated expiration: 2031-02-26

Abstract

The utility model relates to a steel strip enhanced HDPE double-wall corrugated pipe which comprises a pipe body, wherein the pipe body is of a hollow cylinder structure, the pipe body comprises a pipe wall, the outer side surface of the pipe wall is sleeved with an outer wall, the outer side surface of the outer wall is provided with an outer bulge, the outer bulge is of a thread structure and is wound on the outer side surface of the outer wall, the outer side surface of the pipe wall is provided with an inner bulge, the inner bulge is of a thread structure and is wound on the outer side surface of the pipe wall, a cavity structure is formed between the outer bulge and the outer side surface of the pipe wall, the inner bulge is arranged in a cavity formed between the outer bulge and the pipe wall, the inner bulge is of a bulge structure, the bulge faces the outer wall direction, and the horizontal section of the inner bulge is semicircular; the utility model has the advantages of simple structure, strong pressure resistance and reasonable structure.

Description

Steel band enhancement mode HDPE double-walled bellows

Technical Field

The utility model belongs to the technical field of corrugated pipes, and particularly relates to a steel strip enhanced HDPE double-wall corrugated pipe.

Background

The outer wall of the corrugated pipe in the prior art is of an annular corrugated structure, the annular rigidity of the pipe is greatly enhanced, and therefore the resistance of the pipeline to soil load is enhanced, but aiming at different adaptive environments, the structure needs to be continuously optimized to further improve the compressive capacity, and in order to improve the compressive capacity, structures also appear in the prior art, but more or less defects exist, for example, the structure becomes complicated, the manufacturing cost is high, and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide the steel strip reinforced HDPE double-wall corrugated pipe which is simple in structure, strong in pressure resistance and reasonable in structure.

The purpose of the utility model is realized as follows: the utility model provides a steel band enhancement mode HDPE double-walled bellows, it includes the pipeline body, the pipeline body is hollow cylinder structure, the pipeline body includes the pipe wall, the lateral surface cover of pipe wall is provided with the outer wall, be provided with outer arch on the lateral surface of outer wall, outer arch is the helicitic texture, and the winding is on the lateral surface of outer wall, be provided with interior arch on the lateral surface of pipe wall, interior arch is the helicitic texture, and the winding is on the lateral surface of pipe wall, outer arch be and the pipe wall between the lateral surface be the cavity structure, interior arch sets up in the cavity that forms between outer arch and the pipe wall.

The inner bulge is of a bulge structure, the bulge faces the direction of the outer wall, and the horizontal cross section of the inner bulge is semicircular.

The inner bulge is internally provided with a steel belt, the steel belt is arranged along the inner bulge, and the direction of the steel belt is vertical to the axis direction of the pipeline body.

The number of the steel belts is two, and the steel belts are horizontally arranged.

The outer bulges and the inner bulges are in one-to-one correspondence.

The utility model has the beneficial effects that: compared with the prior art, the utility model has the advantages that the compression resistance is further improved, the steel belt is arranged in the inner bulge, the compression resistance is improved by adopting the principle of steel belt reinforcement, in addition, the connectivity between the whole is improved, and other beneficial effects are described in detail in the specific embodiment.

Drawings

Fig. 1 is a front view of a steel strip reinforced HDPE double-wall corrugated pipe of the present invention.

Figure 2 is a cross-sectional view of figure 1 taken along the axis of the pipe body.

Fig. 3 is a partially enlarged view of fig. 2.

In the figure: 1. a pipe body; 2. an outer protrusion; 3. a tube wall; 4. an inner bulge; 5. a steel belt; 6. an outer wall.

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, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, and terms such as "and/or" as used herein include any and all combinations of one or more of the associated listed items; in addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Examples

As shown in fig. 1-3, a steel strip 5 enhanced HDPE double-wall corrugated pipe comprises a pipe body 1, wherein the pipe body 1 is of a hollow cylinder structure, the pipe body 1 comprises a pipe wall 3, an outer wall is sleeved on the outer side surface of the pipe wall 3, an outer protrusion 2 is arranged on the outer side surface of the outer wall, the outer protrusion 2 is of a thread structure and is wound on the outer side surface of the outer wall, an inner protrusion 4 is arranged on the outer side surface of the pipe wall 3, the inner protrusion 4 is of a thread structure and is wound on the outer side surface of the pipe wall 3, a cavity structure is arranged between the outer protrusion 2 and the outer side surface of the pipe wall 3, the inner protrusion 4 is arranged in a cavity formed between the outer protrusion 2 and the pipe wall 3, the inner protrusion 4 is of a protrusion structure, the protrusion faces the outer wall direction, the horizontal cross section of the inner protrusion 4 is semicircular, and the steel strip 5 is arranged inside the inner protrusion 4, the steel strips 5 are arranged along the direction of the inner bulges 4, the direction of the steel strips is vertical to the axial direction of the pipeline body 1, the number of the steel strips 5 is two, the steel strips are horizontally arranged, and the outer bulges 2 correspond to the inner bulges 4 one by one.

The cross-section of steel band 5 in this embodiment is circular structure, and set up along the direction of interior arch 4, arch 4's inside including setting up, be similar to the steel wire structure, improve holistic compressive capacity, arch 4's inside sets up two steel bands 5 in every, and the level sets up, improve the compressive capacity of horizontal direction, compare the 5 structures of steel band of vertical setting, the resistance to compression face covers great, in addition, arch 4 in the cavity between outer arch 2 and pipe wall 3, the structure of two bellyings, also be for improving compressive capacity and bending resistance equally.

The present invention is further described in the detailed description, rather than by limitation, and it will be apparent to those skilled in the art that numerous changes in structure may be made without departing from the spirit and scope of the utility model, all of which are intended to be covered by the appended claims.

Claims

1. The utility model provides a steel band enhancement mode HDPE double-walled bellows, it includes the pipeline body, the pipeline body is hollow cylinder structure, its characterized in that: the pipeline body comprises a pipe wall, an outer wall is arranged on the outer side face of the pipe wall in a sleeved mode, an outer protrusion is arranged on the outer side face of the outer wall and wound on the outer side face of the outer wall, an inner protrusion is arranged on the outer side face of the pipe wall and wound on the outer side face of the pipe wall, the outer protrusion is of a cavity structure between the outer protrusion and the outer side face of the pipe wall, and the inner protrusion is arranged in a cavity formed between the outer protrusion and the pipe wall.

2. The steel strip reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein: the inner bulge is of a bulge structure, the bulge faces the direction of the outer wall, and the horizontal cross section of the inner bulge is semicircular.

3. The steel strip reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein: the inner bulge is internally provided with a steel belt, the steel belt is arranged along the inner bulge, and the direction of the steel belt is vertical to the axis direction of the pipeline body.

4. The steel strip reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein: the number of the steel belts is two, and the steel belts are horizontally arranged.

5. The steel strip reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein: the outer bulges and the inner bulges are in one-to-one correspondence.