CN215950618U

CN215950618U - HDPE double-wall corrugated pipe capable of improving outer wall bearing capacity

Info

Publication number: CN215950618U
Application number: CN202122324918.XU
Authority: CN
Inventors: 刘煜明
Original assignee: Jiangsu Rilong Plastic Products Co ltd
Current assignee: Jiangsu Rilong Plastic Products Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-04
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of PE (polyethylene) pipes, in particular to a HDPE (high-density polyethylene) double-wall corrugated pipe for improving the bearing capacity of an outer wall. According to the utility model, the pressure bearing cavity is formed in the outer corrugated pipe, and the reinforcing elastic ribs are arranged in the pressure bearing cavity, so that the pressure bearing performance of the outer corrugated pipe can be improved, the device is more pressure-resistant, the stability, the strength and the toughness of the whole structure of the device can be improved by arranging the reinforcing pipe layer, the pressure bearing performance of the device is improved, and the service life of the device is prolonged.

Description

HDPE double-wall corrugated pipe capable of improving outer wall bearing capacity

Technical Field

The utility model relates to the technical field of PE (polyethylene) pipes, in particular to a HDPE (high-density polyethylene) double-wall corrugated pipe for improving the bearing capacity of the outer wall.

Background

A high-density polyethylene (HDPE) double-wall corrugated pipe is a novel pipe with an outer wall with an annular structure and a smooth inner wall, which is called PE corrugated pipe for short, is firstly developed and succeeded in Germany in the early 80 s, and is developed and perfected for more than ten years to form a complete product series from a single variety, the production process and the use technology are mature, and due to the excellent performance and the relatively economic manufacturing cost, has been greatly popularized and applied in developed countries such as Europe and America, the double-wall corrugated pipe is a novel light pipe which takes high-density polyethylene as raw material, has the characteristics of light weight, high pressure resistance, good toughness, fast construction, long service life and the like, compared with other structural pipes, the excellent pipe wall structure design greatly reduces the cost, is widely applied at home and abroad due to convenient and reliable connection, and can replace a large number of concrete pipes and cast iron pipes.

However, the existing HDPE double-wall corrugated pipe also has the technical problems of poor outer wall bearing capacity, poor ring rigidity, easiness in flattening and breaking and short service life. Accordingly, one skilled in the art provides a HDPE double-wall corrugated pipe with improved outer wall bearing capacity to solve the above-mentioned problems of the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an HDPE double-wall corrugated pipe for improving the bearing capacity of an outer wall, 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 HDPE double-wall corrugated pipe comprises an inner pipe body and an outer corrugated pipe, wherein the outer side wall of the inner pipe body is fixedly connected with a reinforcing pipe layer, the outer corrugated pipe is sleeved on the outer side wall of the reinforcing pipe layer and is fixedly connected with the reinforcing pipe layer, a pressure bearing cavity is formed in each wave crest section of the outer corrugated pipe, and reinforcing elastic ribs are fixedly connected in the pressure bearing cavities;

the reinforcing pipe layer comprises an inner adhesive layer, the inner adhesive layer is fixedly connected with the outer wall of the inner pipe body in a pasting mode, a glass fiber weaving layer is fixedly connected with the outer side wall of the inner adhesive layer in a sleeved mode, a nano carbon particle filling layer is fixedly connected with the outer side wall of the glass fiber weaving layer in a sleeved mode, a nylon fiber weaving layer is fixedly connected with the outer side wall of the nano carbon particle filling layer in a sleeved mode, the outer side wall of the nylon fiber weaving layer is fixedly connected with an outer adhesive layer in a sleeved mode, and the outer corrugated pipe is fixedly connected with the outer adhesive layer in a pasting mode.

As a still further scheme of the utility model: the inner pipe body and the outer corrugated pipe are both made of high-density polyethylene material components.

As a still further scheme of the utility model: the section of each elastic reinforcing rib is arranged in a rhombic shape, and an elastic buffer cavity is formed in each elastic reinforcing rib.

As a still further scheme of the utility model: the reinforced elastic ribs are made of high-elasticity rubber components.

As a still further scheme of the utility model: and the glass fiber woven layer, the nano carbon particle filling layer and the nylon fiber woven layer are fixedly connected in a bonding mode.

As a still further scheme of the utility model: the crest end section of the outer corrugated pipe is in isosceles trapezoid arrangement.

Compared with the prior art, the utility model has the beneficial effects that:

1. the pressure bearing cavity is formed in the outer corrugated pipe, the reinforced elastic ribs are arranged in the pressure bearing cavity, so that the pressure bearing performance of the outer corrugated pipe can be improved, the device is more pressure-resistant, the section of each reinforced elastic rib is arranged in a rhombic shape, the elastic buffer cavity is formed in each reinforced elastic rib, and the pressure-resistant elasticity of the outer corrugated pipe can be further improved.

2. Through set up the reinforcing pipe layer between body and the outer bellows including, glass fiber weaving layer, nanometer carbon particle filling layer and nylon fiber weaving layer, multiplicable this device overall structure's steadiness, intensity and toughness improve the pressure-bearing nature of this device, increase of service life.

Drawings

FIG. 1 is a schematic perspective view of a HDPE double-wall corrugated pipe for improving outer wall bearing capacity;

FIG. 2 is a schematic cross-sectional view of a HDPE double-wall corrugated pipe with improved outer wall bearing capacity;

FIG. 3 is a schematic cross-sectional view of a reinforced pipe layer in an HDPE double-wall corrugated pipe for improving the outer wall bearing capacity.

In the figure: 1. an inner tube body; 2. an outer bellows; 3. a reinforcing tube layer; 301. an inner adhesive layer; 302. a glass fiber braid layer; 303. a nano-carbon particle filling layer; 304. a nylon fiber woven layer; 305. an outer adhesive layer; 4. a pressure-bearing cavity; 5. reinforcing elastic ribs; 6. an elastic buffer cavity.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the utility model, an HDPE double-wall corrugated pipe for improving the outer wall bearing capacity comprises an inner pipe body 1 and an outer corrugated pipe 2, wherein the outer side wall of the inner pipe body 1 is fixedly connected with a reinforcing pipe layer 3, the outer corrugated pipe 2 is sleeved on the outer side wall of the reinforcing pipe layer 3 and is fixedly connected with the reinforcing pipe layer, pressure bearing cavities 4 are formed in the crest sections of the outer corrugated pipe 2, reinforcing elastic ribs 5 are fixedly connected in the pressure bearing cavities 4, pressure bearing cavities 4 are formed in the outer corrugated pipe 2, and the reinforcing elastic ribs 5 are arranged in the pressure bearing cavities 4, so that the pressure bearing capacity of the outer corrugated pipe 2 can be improved, and the device is more pressure-resistant;

the reinforcing tube layer 3 comprises an inner adhesive layer 301, the inner adhesive layer 301 is fixedly connected with the outer wall of the inner tube body 1 in a sticking mode, a glass fiber woven layer 302 is sleeved and fixedly connected on the outer side wall of the inner adhesive layer 301, a nano carbon particle filling layer 303 is sleeved and fixedly connected on the outer side wall of the glass fiber woven layer 302, a nylon fiber woven layer 304 is sleeved and fixedly connected on the outer side wall of the nano carbon particle filling layer 303, the glass fiber woven layer 302, the nano carbon particle filling layer 303 and the nylon fiber woven layer 304 can increase the stability, strength and toughness of the whole structure of the device, the pressure bearing performance of the device is improved, the service life is prolonged, an outer adhesive layer 305 is sleeved and fixedly connected on the outer side wall of the nylon fiber woven layer 304, the outer corrugated tube 2 is fixedly connected with the outer adhesive layer 305 in a sticking mode, and the adhesion is more firm;

in fig. 1: the inner pipe body 1 and the outer corrugated pipe 2 are both made of high-density polyethylene components, so that the inner corrugated pipe is long in service life, wear-resistant, corrosion-resistant and firm in structure;

in fig. 2: the section of the reinforcing elastic rib 5 is arranged in a diamond shape, and an elastic buffer cavity 6 is arranged in the reinforcing elastic rib 5, so that the pressure resistance elasticity of the outer corrugated pipe 2 can be further improved;

in fig. 2: the reinforcing elastic ribs 5 are made of high-elasticity rubber components, so that the elastic force is sufficient, and the pressure-bearing effect is good;

in fig. 3: the glass fiber woven layer 302, the nano carbon particle filling layer 303 and the nylon fiber woven layer 304 are fixedly connected in a bonding mode, so that the connection is firmer;

in fig. 2: the crest end tangent of the outer corrugated pipe 2 is in an isosceles trapezoid shape, so that the bearing and supporting effect is stronger.

The working principle of the utility model is as follows: in the device, a pressure bearing cavity 4 is formed in an outer corrugated pipe 2, and an elastic reinforcing rib 5 is arranged in the pressure bearing cavity 4, so that the pressure bearing performance of the outer corrugated pipe 2 can be improved, the device is more pressure-resistant, the section of the elastic reinforcing rib 5 is arranged in a rhombic shape, and an elastic buffer cavity 6 is formed in the elastic reinforcing rib 5, so that the pressure-resistant elasticity of the outer corrugated pipe 2 can be further improved;

set up between body 1 and outer bellows 2 reinforcing tube layer 3 including, glass fiber weaving layer 302, nanometer carbon particle filling layer 303 and nylon fiber weaving layer 304, the steadiness, intensity and the toughness of multiplicable this device overall structure improve the pressure-bearing nature of this device, increase of service life.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The HDPE double-wall corrugated pipe capable of improving the outer wall bearing capacity comprises an inner pipe body (1) and an outer corrugated pipe (2), and is characterized in that the outer side wall of the inner pipe body (1) is fixedly connected with a reinforcing pipe layer (3), the outer corrugated pipe (2) is sleeved on the outer side wall of the reinforcing pipe layer (3) and is fixedly connected with the reinforcing pipe layer, pressure bearing cavities (4) are formed in wave crest sections of the outer corrugated pipe (2), and reinforcing elastic ribs (5) are fixedly connected in the pressure bearing cavities (4);

the reinforcing pipe layer (3) comprises an inner adhesive layer (301), the inner adhesive layer (301) is fixedly connected with the outer wall of the inner pipe body (1) in a sticking mode, a glass fiber woven layer (302) is sleeved on the outer side wall of the inner adhesive layer (301) and fixedly connected with, a nano carbon particle filling layer (303) is sleeved on the outer side wall of the glass fiber woven layer (302), a nylon fiber woven layer (304) is sleeved on the outer side wall of the nano carbon particle filling layer (303) and fixedly connected with, an outer adhesive layer (305) is sleeved on the outer side wall of the nylon fiber woven layer (304) and fixedly connected with, and a fixed connection is pasted on the outer corrugated pipe (2) and the outer adhesive layer (305).

2. HDPE double-walled corrugated pipe for improving outer wall bearing capacity according to claim 1, characterized in that the inner pipe body (1) and the outer corrugated pipe (2) are made of high density polyethylene material.

3. HDPE double-wall corrugated pipe for improving outer wall bearing capacity according to claim 1, characterized in that the section of the elastic reinforcing ribs (5) is in a diamond shape, and elastic buffer cavities (6) are formed in the elastic reinforcing ribs (5).

4. HDPE double-wall corrugated pipe for improving outer wall bearing capacity according to claim 1, characterized in that the elastic reinforcing ribs (5) are made of high-elasticity rubber material.

5. HDPE double-wall corrugated pipe for improving the outer wall bearing capacity according to claim 1, wherein the glass fiber braided layer (302), the nano-carbon particle filling layer (303) and the nylon fiber braided layer (304) are fixedly connected by means of adhesion between each two adjacent layers.

6. HDPE double-wall corrugated pipe for improving outer wall bearing capacity according to claim 1, characterized in that the peak end section of the outer corrugated pipe (2) is in the shape of an isosceles trapezoid.