CN217356134U

CN217356134U - Anti-corrosion high-abrasion-resistance pipe

Info

Publication number: CN217356134U
Application number: CN202123264942.5U
Authority: CN
Inventors: 刘凡; 闫文科; 闫宇; 郝鹏飞; 张胜忠
Original assignee: Tianxin Pipe Technology Group Co ltd
Current assignee: Tianxin Pipe Technology Group Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-09-02
Anticipated expiration: 2031-12-23

Abstract

The utility model relates to the technical field of pipelines, and provides an anti-corrosion high-wear-resistance pipe, which comprises an outer protection pipe, a protection layer, a fixed block, a damping layer and a PE pipe body, wherein the protection layer is embedded in the outer protection pipe, the fixed block is embedded in the protection layer, the PE pipe body is embedded in the inner side of the fixed block, and the damping layer is embedded in the outer part of the PE pipe body, the utility model provides external protection for the pipeline, thereby improving the durability of the PE pipe, when the PE pipe body is buried and affected by external force, the PE pipe is not easy to break, the leakage of the pipeline caused by external damage can be avoided, the service life of the pipeline can be effectively prolonged, the front end through setting up pipe joint is tubaeform setting for the pipeline is when the junction of carrying liquid process pipeline, and outside blowout promotes the velocity of flow of liquid, reduces the frictional force of liquid and body inner wall.

Description

Anti-corrosion high-wear-resistance pipe

Technical Field

The utility model relates to the technical field of pipelines, especially, relate to an anticorrosive high wear-resisting pipe.

Background

The pipeline corrosion prevention refers to a measure for slowing down or preventing the pipeline from being corroded and deteriorated under the chemical and electrochemical actions of internal and external media or by the metabolic activity of microorganisms, and a protection technology for preventing the pipeline from being corroded by soil, air and a conveying medium is adopted, most pipelines for conveying oil and gas are in a complex soil environment, and the conveyed medium is also corrosive, so that the inner wall and the outer wall of the pipeline can be corroded, once the pipeline is corroded and perforated, the oil and gas leakage is caused, the transportation is interrupted, and the environment can be polluted;

researches show that the existing pipeline has the following defects:

due to the fact that pipelines are buried underground and have a single pipeline structure, the pipelines are easily corroded by complex soil environments, long-distance pipelines are damaged, large-scale leakage accidents occur, and conveying work is affected;

because the diameter of joint junction and pipeline is the same, leads to when carrying liquid, the velocity of flow of liquid is in steady state, and when liquid was shoved in the pipeline, because the gap between the pipe connection is outside, liquid rubs with the gap easily, leads to the liquid flow at the joint to be obstructed, has increased the frictional force of liquid and body joint department inner wall, leads to the pipeline wearability relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing an anti-corrosion high-abrasion-resistance pipe.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-corrosion high-wear-resistance pipe comprises an outer protection pipe, a protection layer, a fixing block, a damping layer and a PE pipe body, wherein the protection layer is embedded in the outer protection pipe;

the one end of PE pipe body is installed and is promoted the liquid velocity of flow and can reduce the coupling assembling of the frictional force of liquid and body inner wall in the junction.

Preferably, coupling assembling includes pipe joint and links up the piece, pipe joint installs the one end at the PE pipe body, it sets up the inside at pipe joint to link up the piece.

Preferably, the pipe joint is in a double-section type arrangement, the front end of the pipe joint is in a horn-shaped arrangement, and the rear end of the pipe joint is in a cylindrical arrangement.

Preferably, the pipe joint has a diameter larger than the outer protection pipe and the PE pipe body.

Preferably, the connection block is arranged in a circular ring shape, and the connection block is matched with the outer protection pipe.

Preferably, the joining block is arranged in a double-section manner, the front end and the rear end of the joining block are both in a circular ring shape, and the front end and the rear end of the joining block are arranged in a stepped manner.

Preferably, a cavity is formed in the middle of the outer protection tube and the PE tube body, and the fixing block is welded in the cavity of the outer protection tube and the PE tube body.

Preferably, a cavity is formed between the outer protection tube and the PE tube body at intervals through fixing blocks.

Has the advantages that:

1, cavities are formed between the outer protection pipe and the PE pipe body at intervals through fixing blocks, so that after the outer protection pipe is damaged, the PE pipe body is not easy to be influenced by inward erosion, the pipeline cannot be directly contacted with external force, external protection is provided for the pipeline, and the durability of the PE pipe is improved;

2, the fixed block is integrally surrounded at the outer end of the PE pipe body in a circular ring shape, the outer protection pipe and the cavity of the PE pipe body can provide space for deformation of the fixed block for buffering, when the PE pipe body is buried and affected by external force, the PE pipe body is not easy to break, leakage of the pipeline due to external damage can be avoided, and the service life of the pipeline can be effectively prolonged;

and 3, the front end of the pipeline joint is arranged in a horn shape, so that the pipeline is sprayed outwards when liquid is conveyed to pass through the joint of the pipeline, the flow rate of the liquid is improved, and the friction force between the liquid and the inner wall of the pipe body is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the middle section structure of the present invention;

FIG. 3 is a schematic view of the connection structure between the outer protection tube and the PE tube body;

fig. 4 is a schematic view of the installation structure of the present invention.

Illustration of the drawings: 1-an outer protective tube; 2-a protective layer; 3, fixing blocks; 4-a shock-absorbing layer; 5-PE pipe body; 6-pipe joint; 7-joining block.

Detailed Description

Referring to fig. 1-4, an anti-corrosion high-wear-resistance pipe comprises an outer protection pipe 1, a protection layer 2, a fixing block 3, a damping layer 4 and a PE pipe body 5, wherein the protection layer 2 is embedded in the outer protection pipe 1, the fixing block 3 is embedded in the protection layer 2 of the outer protection pipe 1, the PE pipe body 5 is embedded in the inner side of the fixing block 3 of the outer protection pipe 1, and the damping layer 4 is embedded in the outer part of the PE pipe body 5;

the coupling assembling that promotes the liquid velocity of flow and can reduce the frictional force of liquid and body inner wall is installed at the junction to the one end of PE pipe body 5.

In the embodiment, the connecting assembly comprises a pipe joint 6 and an engaging block 7, the pipe joint 6 is installed at one end of the PE pipe body 5, and the engaging block 7 is arranged inside the pipe joint 6.

In the embodiment, the pipe joint 6 is provided in a double-stage manner, the front end of the pipe joint 6 is provided in a horn shape, and the rear end of the pipe joint 6 is provided in a cylindrical shape.

Wherein the diameter of the front end of the pipe joint 6 is smaller than the diameter of the rear end of the pipe joint 6.

In the embodiment, the pipe joint 6 has a diameter larger than the outer protection pipe 1 and the PE pipe body 5.

In the embodiment, the connecting block 7 is arranged in a circular ring shape, and the connecting block 7 is matched with the outer protection tube 1.

In the embodiment, the linking block 7 is a double-section type, both ends all are the ring form around the linking block 7, and both ends are cascaded setting around the linking block 7.

In the embodiment, a cavity is arranged between the outer protection tube 1 and the PE tube body 5, and the fixing block 3 is welded in the cavity of the outer protection tube 1 and the PE tube body 5.

In the embodiment, a cavity is formed between the outer protection pipe 1 and the PE pipe body 5 at intervals through the fixing block 3.

The working principle is as follows:

when the PE pipe is used, the protective layer 2 is wrapped on the inner wall of the outer protection pipe 1 to reinforce the strength of the outer protection pipe 1, so that the outer protection pipe 1 is not easily influenced by external force to cause damage and fracture, a cavity is formed between the outer protection pipe 1 and the PE pipe body 5 at intervals through the fixing blocks 3, after the outer protection pipe 1 is damaged, the PE pipe body 5 is not easily influenced by inward erosion, a pipeline cannot be directly contacted with the external force, external protection is provided for the pipeline, and the durability of the PE pipe is improved;

the fixing block 3 is fixed between the outer protection tube 1 and the PE tube body 5 through fusion welding, when the outer protection tube 1 is influenced by external force, the outer protection tube 1 is damaged by the external force, the force is delayed through the shock absorption layer 2 and then reaches the fixing block 3, the fixing block 3 on the periphery of the PE tube body 5 can provide protection for the PE tube body 5, when the external force acts on the fixing block 3, the fixing block 3 can deform after being stressed, so that the external force is reduced and offset, the fixing block 3 integrally surrounds the outer end of the PE tube body 5 in a circular ring shape, a space can be provided for deformation of the fixing block 3 by the cavities of the outer protection tube 1 and the PE tube body 5, and buffering is performed, the strength of the tube is greatly improved, when the PE tube body 5 is buried and influenced by the external force, the tube is not prone to fracture, leakage caused by external damage can be avoided, and the service life of the tube can be effectively prolonged;

the connecting assembly is arranged at one end of the PE pipe body 5 and comprises the pipeline joint 6 and the connecting block 7, one end of the PE pipe body 5 is inserted into the pipeline joint 6 to be connected before use to form a whole, one end of the PE pipe body 5 is inserted into the connecting block 7 to enable the pipelines to be communicated, the pipeline joint 6 is arranged in a double-section mode, the front end of the pipeline joint 6 is arranged in a horn shape, the rear end of the pipeline joint 6 is arranged in a cylindrical shape, the thickness of the rear end of the pipeline joint is larger than that of the pipeline, the pipeline can be wrapped, and the stability of pipeline connection is improved;

and the front end of the pipeline joint 6 is in a horn shape, so that the pipeline is sprayed outwards when liquid is conveyed to the joint of the pipeline, the flow rate of the liquid is improved, and the friction force between the liquid and the inner wall of the pipe body is reduced.

Claims

1. An anticorrosive high wear-resisting pipe which characterized in that: comprises that

The protective device comprises an outer protective tube (1), wherein a protective layer (2) is embedded in the outer protective tube (1);

the outer protection tube (1) is positioned inside the protective layer (2) and is embedded with the fixed block (3);

the outer protection tube (1) is positioned on the inner side of the fixing block (3) and is embedded with the PE tube body (5);

the outer part of the PE pipe body (5) is nested with the damping layer (4);

the one end of PE pipe body (5) is installed and is promoted the coupling assembling of the liquid velocity of flow and can reduce the frictional force of liquid and body inner wall in the junction.

2. The corrosion-resistant and high-wear-resistant pipe according to claim 1, wherein: the connecting assembly comprises a pipeline joint (6) and a connecting block (7), the pipeline joint (6) is installed at one end of the PE pipe body (5), and the connecting block (7) is arranged inside the pipeline joint (6).

3. The corrosion-resistant and high-wear-resistant pipe according to claim 2, wherein: the pipeline joint (6) is arranged in a double-section mode, the front end of the pipeline joint (6) is arranged in a horn shape, and the rear end of the pipeline joint (6) is arranged in a cylindrical shape.

4. The corrosion-resistant and high-wear-resistant pipe according to claim 2, wherein: the diameter of the pipeline joint (6) is larger than the diameters of the outer protection pipe (1) and the PE pipe body (5).

5. The corrosion-resistant and high-wear-resistant pipe according to claim 2, wherein: the connecting block (7) is arranged in a circular ring shape, and the connecting block (7) is matched with the outer protection tube (1).

6. The corrosion-resistant and high-wear-resistant pipe according to claim 5, wherein: the connecting block (7) is arranged in a double-section mode, the front end and the rear end of the connecting block (7) are both in a circular ring shape, and the front end and the rear end of the connecting block (7) are arranged in a stepped mode.

7. The corrosion-resistant and high-wear-resistant pipe according to claim 1, wherein: the middle of outer protection tube (1) and PE pipe body (5) is provided with the cavity, and fixed block (3) butt fusion is in outer protection tube (1) and PE pipe body (5) cavity.

8. The corrosion-resistant and high-wear-resistant pipe according to claim 7, wherein: and a cavity is formed between the outer protection tube (1) and the PE tube body (5) at intervals through the fixing blocks (3).