CN220016381U

CN220016381U - Corrugated pipe with lining structure

Info

Publication number: CN220016381U
Application number: CN202321559141.8U
Authority: CN
Inventors: 沈永飞; 江志祥
Original assignee: Anhui Yitong Plastic Industry Co ltd
Current assignee: Anhui Yitong Plastic Industry Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-11-14
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a corrugated pipe with a lining structure, which comprises a corrugated pipe, wherein the left side of the inner wall of the corrugated pipe is fixedly connected with a lining pipe, the right side of the pipe wall of the lining pipe is fixedly connected with a fixed pipe, a cavity is formed in the fixed pipe, the inner wall of the cavity is slidably connected with a sliding pipe through a sliding mechanism, the right side of the inner wall of the corrugated pipe is fixedly connected with a fixed ring, the right side of the pipe wall of the sliding pipe is fixedly connected with a connecting ring, the surface of the connecting ring is fixedly connected with the inner wall of the fixed ring, a gap is formed between the lining pipe and the corrugated pipe when the corrugated pipe is deformed in the use process, liquid flowing through the lining pipe cannot permeate into the corrugated pipe, the situation that the liquid erodes the corrugated pipe is avoided, the corrugated pipe is protected, the service life of the corrugated pipe is prolonged, the liquid is further limited in the inner part of the lining pipe, and the liquid is prevented from overflowing into the corrugated pipe.

Description

Corrugated pipe with lining structure

Technical Field

The utility model belongs to the technical field of corrugated pipe lining devices, and particularly relates to a corrugated pipe with a lining structure.

Background

The metal corrugated pipe is a pipe with a regular wave-like shape, the common metal corrugated pipe is made of carbon steel, stainless steel, steel lined plastic, aluminum and the like, and is mainly used for non-concentric axial transmission with a small bending radius, irregular turning, expansion and contraction, absorption of thermal deformation of a pipeline and the like, or connection of the pipeline and the pipeline in a place where a fixed elbow is not convenient to install, or connection of the pipeline and equipment;

when the existing corrugated pipe is used, in order to prevent liquid flowing inside the corrugated pipe from corroding the corrugated pipe, the service life of the corrugated pipe is prolonged, the inner lining pipe is welded in the corrugated pipe, but in order not to influence compression and stretching of the corrugated pipe, the inner lining pipe is only welded and fixed with one side of the inner wall of the corrugated pipe, the other side is suspended, but once the inner lining pipe is suspended, gaps are formed between the inner lining pipe and the corrugated pipe when the corrugated pipe deforms, the liquid inside the corrugated pipe flows into the corrugated pipe along the gaps, corrosion is conducted on the corrugated pipe, normal use of the corrugated pipe is affected, and the service life of the corrugated pipe is shortened.

Disclosure of Invention

The utility model aims to provide a corrugated pipe with a lining structure, which aims to solve the problems that when the corrugated pipe is used, in order to prevent liquid flowing in the corrugated pipe from corroding the corrugated pipe, the service life of the corrugated pipe is prolonged, an inner lining pipe is welded in the corrugated pipe, but in order not to influence compression and stretching of the corrugated pipe, the inner lining pipe is welded and fixed on one side of the inner wall of the corrugated pipe, and the other side of the inner lining pipe is suspended, but once the inner lining pipe is suspended, a gap is generated between the inner lining pipe and the corrugated pipe when the corrugated pipe deforms, the liquid in the corrugated pipe flows into the corrugated pipe along the gap, the corrugated pipe is corroded, the normal use of the corrugated pipe is influenced, and the service life of the corrugated pipe is shortened.

In order to achieve the above purpose, the present utility model provides the following technical solutions: including the bellows, the bushing pipe is in the left side fixedly connected with of bellows inner wall, the fixed pipe of right side fixedly connected with of bushing pipe wall, the cavity has been seted up to the inside of fixed pipe, and slide mechanism sliding connection has the slip pipe to the inner wall of cavity, and the right side fixedly connected with solid fixed ring of bellows inner wall, the right side fixedly connected with go-between of slip pipe wall, go-between's surface and solid fixed ring's inner wall fixed connection.

Preferably, the sliding mechanism comprises a plurality of sliding grooves, the inner wall of the cavity is provided with a plurality of sliding grooves, the pipe wall of the sliding pipe is fixedly connected with a plurality of sliding blocks matched with the sliding grooves, and the surfaces of the sliding blocks are respectively in sliding connection with the inner walls of the corresponding sliding grooves.

Preferably, the left side of cavity inner wall fixedly connected with a plurality of buffer springs, the right side surface of a plurality of buffer springs is together with the left side surface fixed connection of slip pipe.

Preferably, the left side of the inner wall of the corrugated pipe is fixedly connected with the left side of the pipe wall of the lining pipe in a welding mode.

Preferably, the right side surface of the fixed pipe is fixedly connected with an annular impervious pad which is made of a softened rubber material.

Preferably, the left side surface and the right side surface of the corrugated pipe are fixedly connected with flange plates, and a plurality of fixing threaded holes are formed in the surfaces of the opposite sides of the two flange plates.

Compared with the prior art, the utility model has the beneficial effects that: 1. by arranging the corrugated pipe, the lining pipe, the fixed pipe, the cavity, the sliding pipe, the fixed ring, the connecting ring and the like, gaps are formed between the lining pipe and the corrugated pipe when the corrugated pipe is deformed in the use process, liquid flowing through the lining pipe cannot permeate into the corrugated pipe, the situation that the liquid erodes the corrugated pipe is avoided, the corrugated pipe is protected, and the service life of the corrugated pipe is prolonged;

2. by arranging the fixing pipe, the impervious pad and the like, liquid is further limited in the lining pipe, and is prevented from overflowing into the corrugated pipe.

Drawings

FIG. 1 is a schematic view of a bellows with a liner structure according to the present utility model;

FIG. 2 is a schematic perspective view of a bellows fixing tube with a lining structure according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a corrugated pipe with a liner structure according to the present utility model;

FIG. 4 is an enlarged view of the bellows A with liner structure according to the present utility model;

in the figure: 1. a bellows; 2. an inner liner tube; 3. a fixed tube; 4. a cavity; 5. a sliding tube; 6. a fixing ring; 7. a connecting ring; 8. a chute; 9. a slide block; 10. a buffer spring; 11. an annular impervious pad; 12. a flange plate; 13. and fixing the threaded holes.

Detailed Description

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.

Referring to fig. 1-4, the present utility model provides the following technical solutions: including bellows 1, the left side fixedly connected with inside lining pipe 2 of bellows 1 inner wall, the right side fixedly connected with fixed pipe 3 of inside lining pipe 2 pipe wall, cavity 4 has been seted up to the inside of fixed pipe 3, and slide mechanism sliding connection has slip pipe 5 to the inner wall of cavity 4, and the right side fixedly connected with solid fixed ring 6 of bellows 1 inner wall, the right side fixedly connected with go-between 7 of slip pipe 5 pipe wall, the surface of go-between 7 and the inner wall fixed connection of solid fixed ring 6.

In order to enable the sliding tube 5 to slide normally inside the fixed tube 3, in this embodiment, preferably, the sliding mechanism includes a plurality of sliding grooves 8, the inner wall of the cavity 4 is provided with a plurality of sliding grooves 8, the tube wall of the sliding tube 5 is fixedly connected with a plurality of sliding blocks 9 matched with the sliding grooves 8, and the surfaces of the sliding blocks 9 are respectively connected with the inner walls of the corresponding sliding grooves 8 in a sliding manner.

In order to enable the sliding tube 5 to stretch and compress along with the corrugated tube 1, in this embodiment, preferably, a plurality of buffer springs 10 are fixedly connected to the left side of the inner wall of the cavity 4, and the right side surfaces of the plurality of buffer springs 10 are fixedly connected to the left side surface of the sliding tube 5.

In order to fix the inner liner tube 2 to the corrugated tube 1, in this embodiment, the left side of the inner wall of the corrugated tube 1 is preferably fixedly connected to the left side of the wall of the inner liner tube 2 by welding.

In order to allow the liquid to permeate into the cavity 4 inside the fixing tube 3, in this embodiment, it is preferable that the ring-shaped impervious pad 11 is fixedly attached to the right side surface of the fixing tube 3, and the ring-shaped impervious pad 11 is made of a softened rubber material.

In order to enable the corrugated pipe 1 to be conveniently in butt joint with a pipeline, in this embodiment, preferably, the left side surface and the right side surface of the corrugated pipe 1 are fixedly connected with flange plates 12, and a plurality of fixing threaded holes 13 are formed in the opposite side surfaces of the two flange plates 12.

The working principle and the using flow of the utility model are as follows: the corrugated pipe 1 is butted into the pipeline through the flange plate 12 and the fixed threaded hole 13, and when the corrugated pipe 1 is drawn, the sliding pipe 5 is stretched and slid in the cavity 4 through the connecting ring 7 and the fixed ring 6, so that liquid in the lining pipe 2 is prevented from flowing into the corrugated pipe 1;

when the bellows 1 is compressed, the sliding tube 5 also compresses the buffer spring 10 toward the inside of the cavity 4, so that the sliding tube 5 can be compressed following the bellows 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Corrugated pipe with lining structure, comprising corrugated pipe (1), characterized in that: the left side fixedly connected with inside lining pipe (2) of bellows (1) inner wall, the right side fixedly connected with fixed pipe (3) of inside lining pipe (2) pipe wall, cavity (4) have been seted up to the inside of fixed pipe (3), the inner wall of cavity (4) is through slide mechanism sliding connection has slip pipe (5), the right side fixedly connected with solid fixed ring (6) of bellows (1) inner wall, the right side fixedly connected with go-between (7) of slip pipe (5) pipe wall, the surface of go-between (7) and the inner wall fixed connection of solid fixed ring (6).

2. A corrugated pipe with a lining structure according to claim 1, wherein: the sliding mechanism comprises a plurality of sliding grooves (8), the inner wall of the cavity (4) is provided with a plurality of sliding grooves (8), the pipe wall of the sliding pipe (5) is fixedly connected with a plurality of sliding blocks (9) matched with the sliding grooves (8), and the surfaces of the sliding blocks (9) are respectively in sliding connection with the inner wall of the corresponding sliding groove (8).

3. A corrugated pipe with a lining structure according to claim 1, wherein: the left side of cavity (4) inner wall fixedly connected with a plurality of buffer springs (10), a plurality of the right side surface of buffer springs (10) is together with the left side surface fixed connection of slip pipe (5).

4. A corrugated pipe with a lining structure according to claim 1, wherein: the left side of the inner wall of the corrugated pipe (1) is fixedly connected with the left side of the pipe wall of the lining pipe (2) in a welding mode.

5. A corrugated pipe with a lining structure according to claim 1, wherein: the right side surface of the fixed pipe (3) is fixedly connected with an annular impervious pad (11), and the annular impervious pad (11) is made of a softened rubber material.

6. A corrugated pipe with a lining structure according to claim 1, wherein: the left side surface and the right side surface of the corrugated pipe (1) are fixedly connected with flange plates (12), and a plurality of fixing threaded holes (13) are formed in the surfaces of the opposite sides of the two flange plates (12).