CN217843001U

CN217843001U - High-linearity low-expansion-coefficient PE plastic pipe

Info

Publication number: CN217843001U
Application number: CN202222038966.7U
Authority: CN
Inventors: 万斌; 万铁; 汤正邦
Original assignee: Wuhan Mingshuo Pipe Industry Co ltd
Current assignee: Wuhan Mingshuo Pipe Industry Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-18
Anticipated expiration: 2032-08-04

Abstract

The utility model provides a low coefficient of expansion PE plastic tubing of high linearity relates to plastic tubing technical field, including the pipeline body, a plurality of thread grooves have been seted up along the circumferencial direction equidistance in the inside of pipeline body, and is a plurality of the inside of thread groove all is provided with the wire, the bottom of pipeline body is provided with the butt joint pipe, the surface of pipeline body is close to both ends edge and the surface of butt joint pipe and all is fixed with the connection flange dish near top edge, butt joint through connecting the flange dish between pipeline body and the butt joint pipe each other, the utility model discloses, through set up the thread groove inside at the PE plastic tubing to set up the wire inside the thread groove, make the anti coefficient of expansion that can increase PE plastic tubing pipe wall, solved the most inside fluid pressure when connecting of current PE plastic tubing can not undulate too big, otherwise lead to the surface fracture of PE plastic tubing very easily, thereby lead to the PE plastic tubing to produce the problem of leaking the phenomenon.

Description

High-linearity low-expansion-coefficient PE plastic pipe

Technical Field

The utility model relates to a plastic tubing technical field especially relates to a low coefficient of expansion PE plastic tubing of high linearity.

Background

PE is polyethylene, and the application range of a common PE pipe water supply pipeline is lower than 40 ℃, so that the PE pipe water supply pipeline cannot be used for a hot water conveying pipeline. PE pipe is a highly crystalline, non-polar thermoplastic resin. The appearance of the original HDPE is milky white, and the micro-thin section is semitransparent to a certain degree. PE has excellent resistance to most domestic and industrial chemicals.

At present, when the PE plastic pipe is used, the internal liquid pressure of the existing PE plastic pipe cannot fluctuate too much mostly during connection, otherwise, the outer surface of the PE plastic pipe is easy to crack, and the PE plastic pipe leaks.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

The utility model aims at, through seting up the thread groove in that the PE plastic tubing is inside to set up the wire in that the thread groove is inside, make the anti expansion coefficient that can increase the PE plastic tubing pipe wall, it is too big to have solved the most inside fluid pressure of connecting of current PE plastic tubing, otherwise leads to the surface fracture of PE plastic tubing very easily, thereby leads to the PE plastic tubing to produce the problem of leakage phenomenon.

Technical scheme

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a high linearity low expansion coefficient PE plastic tubing, includes the pipeline body, a plurality of thread grooves have been seted up along the circumferencial direction equidistance in the inside of pipeline body, and is a plurality of the inside of thread groove all is provided with the wire, the bottom of pipeline body is provided with the butt joint pipe, the surface of pipeline body is close to both ends edge and the surface of butt joint pipe and is close to top edge and all is fixed with the connection flange dish, dock each other through the connection flange dish between pipeline body and the butt joint pipe, and is a plurality of the inside at the pipeline body is all fixed at the both ends of wire.

Preferably, a compression ring is fixed between the inner walls of the pipeline body and close to the edge of the bottom, and an annular opening is formed in the bottom of the compression ring.

Preferably, the top of the butt joint pipe is close to the edge of the inner wall and is provided with a mounting groove, a limiting ring is fixed inside the mounting groove, and the inner wall of the limiting ring is flush with the inner wall of the butt joint pipe.

Preferably, the bottom of the pipeline body is provided with a butt joint groove, and a sealing ring is fixed at the top of the connecting flange plate on the butt joint pipe.

Preferably, the sealing washer block is in the inside of butt joint groove, the spacing ring extends to annular opening's inside, the inner wall of spacing ring flushes each other with the inner wall of clamping ring.

Preferably, the top of pipeline body has seted up the ring channel, the top of clamping ring is close to inner wall edge and is the slope form.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

1. the utility model discloses in, when using this device, set up a plurality of thread grooves through the inside at the pipeline body to all set up the wire in the inside of a plurality of thread grooves, make the anti expansion coefficient that can increase pipeline body pipe wall, it is too big to have solved the most inside fluid pressure when connecting of current pipeline body can not the volatility, otherwise leads to the surface fracture of pipeline body very easily, thereby leads to the pipeline body to produce the problem of leakage phenomenon.

2. The utility model discloses in, will dock pipe and pipeline body each other through the flange plate when the butt joint, then through sealing washer and the mutual block of butt joint groove at the butt joint in-process, make and locate outmost formation in butt joint sealed, inside through the annular opening with the extension of spacing ring to the clamping ring when the butt joint, make the surface of spacing ring laminate with annular opening's inner wall each other, thereby it is sealed to form at the inlayer of butt joint, set up the ring channel at the top of pipeline body, make can conveniently lead spacingly when the butt joint with outside pipeline, be convenient for follow-up carry out the seal installation operation in butt joint, prevent to produce when the installation and rock.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic view of a main perspective three-dimensional structure of a high-linearity low-expansion coefficient PE plastic pipe of the present invention;

FIG. 2 is a schematic view of a cross-sectional three-dimensional structure of a high-linearity low-expansion-coefficient PE plastic pipe according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.

Illustration of the drawings: 1. a pipe body; 2. connecting a flange plate; 3. butt-joint pipes; 4. an annular groove; 5. a thread groove; 6. a metal wire; 7. pressing a ring; 8. an annular opening; 9. a seal ring; 10. mounting grooves; 11. a butt joint groove; 12. a limit ring.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Embodiment 1, as shown in fig. 1-3, the utility model provides a high linearity low expansion coefficient PE plastic pipe technical scheme: including pipeline body 1, a plurality of thread grooves 5 have been seted up along the circumferencial direction equidistance in the inside of pipeline body 1, the inside of a plurality of thread grooves 5 all is provided with wire 6, the bottom of pipeline body 1 is provided with butt joint pipe 3, the surface of pipeline body 1 is close to both ends edge and the surface of butt joint pipe 3 is close to top edge and all is fixed with flange 2, dock each other through flange 2 between pipeline body 1 and the butt joint pipe 3, the inside at pipeline body 1 is all fixed at the both ends of a plurality of wire 6.

The effect that its whole embodiment 1 reaches does, when using this device, set up a plurality of thread grooves 5 through the inside at pipeline body 1, and all set up wire 6 in the inside of a plurality of thread grooves 5, make the anti expansion coefficient that can increase pipeline body 1 pipe wall, it is too big to have solved the most inside fluid pressure of connecting of current pipeline body 1 can not undulate, otherwise lead to pipeline body 1's surface fracture very easily, thereby lead to pipeline body 1 to produce the problem of leakage phenomenon.

Embodiment 2, as shown in fig. 1-3, be close to bottom edge between the inner wall of pipeline body 1 and be fixed with clamping ring 7, annular opening 8 has been seted up to clamping ring 7's bottom, the top of butt joint pipe 3 has been close to inner wall edge and has been seted up mounting groove 10, the inside of mounting groove 10 is fixed with spacing ring 12, the inner wall of spacing ring 12 flushes with the inner wall of butt joint pipe 3 each other, butt joint groove 11 has been seted up to pipeline body 1's bottom, it is fixed with sealing washer 9 to be located the top of connecting flange dish 2 on butt joint pipe 3, the inside at butt joint groove 11 of sealing washer 9 block, spacing ring 12 extends to annular opening 8's inside, the inner wall of spacing ring 12 flushes with the inner wall of clamping ring 7 each other, annular groove 4 has been seted up at pipeline body 1's top, the top of clamping ring 7 is close to inner wall edge and is the slope form.

The effect that its whole embodiment 2 reaches does, and will dock pipe 3 and pipeline body 1 mutual butt joint through connecting flange dish 2 when the butt joint, then through sealing washer 9 and the mutual block of butt joint groove 11 in the butt joint in-process, make and form sealedly at the outmost formation of butt joint department, through inside the annular opening 8 with the extension of spacing ring 12 to the clamping ring 7 on when the butt joint, make the surface of spacing ring 12 laminate each other with the inner wall of annular opening 8, thereby the inlayer at the butt joint forms sealedly, set up annular groove 4 at the top of pipeline body 1, make can conveniently lead spacingly when butting with the outside pipeline, be convenient for follow-up seal installation operation at the butt joint, prevent to produce when the installation and rock.

The working principle is as follows: when the device is used, a plurality of thread grooves 5 are formed in the pipeline body 1, metal wires 6 are arranged in the thread grooves 5, the expansion coefficient of the pipe wall of the pipeline body 1 can be increased, butt joint pipes 3 and the pipeline body 1 are butted through connecting flanges 2 during butt joint, then sealing rings 9 and butt joint grooves 11 are clamped with each other in the butt joint process, the outermost layer of the butt joint is sealed, the limiting rings 12 extend into annular openings 8 on the pressing rings 7 during butt joint, the outer surfaces of the limiting rings 12 and the inner walls of the annular openings 8 are attached to each other, the inner layers of the butt joint are sealed, the annular grooves 4 are formed in the top of the pipeline body 1, guiding and limiting can be conveniently conducted during butt joint with an external pipeline, sealing installation operation can be conveniently conducted at the butt joint, and shaking during installation is prevented.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a high linearity low expansion coefficient PE plastic tubing, includes pipeline body (1), its characterized in that: a plurality of thread grooves (5) have been seted up along the circumferencial direction equidistance in the inside of pipeline body (1), and is a plurality of the inside of thread groove (5) all is provided with wire (6), the bottom of pipeline body (1) is provided with butt joint pipe (3), the surface of pipeline body (1) is close to both ends edge and the surface of butt joint pipe (3) is close to top edge and all is fixed with connection flange dish (2), dock each other through connecting flange dish (2) between pipeline body (1) and butt joint pipe (3), and is a plurality of the inside at pipeline body (1) is all fixed at the both ends of wire (6).

2. A high linearity low expansion coefficient PE plastic pipe according to claim 1, characterized in that: be close to bottom edge between the inner wall of pipeline body (1) and be fixed with clamping ring (7), annular opening (8) have been seted up to the bottom of clamping ring (7).

3. A high linearity low expansion coefficient PE plastic pipe as claimed in claim 2, wherein: the top of butt joint pipe (3) is close to inner wall edge and has seted up mounting groove (10), the inside of mounting groove (10) is fixed with spacing ring (12), the inner wall of spacing ring (12) and the inner wall of butt joint pipe (3) flush each other.

4. A high linearity low expansion coefficient PE plastic pipe as claimed in claim 3, wherein: the bottom of the pipeline body (1) is provided with a butt joint groove (11), and a sealing ring (9) is fixed at the top of the butt joint pipe (3) connected with the flange (2).

5. A high linearity low expansion coefficient PE plastic pipe according to claim 4, wherein: sealing washer (9) block is in the inside of butt joint groove (11), spacing ring (12) extend to the inside of annular opening (8), the inner wall of spacing ring (12) flushes each other with the inner wall of clamping ring (7).

6. A high linearity low expansion coefficient PE plastic pipe according to claim 5 wherein: the top of pipeline body (1) has seted up ring channel (4), the top of clamping ring (7) is close to inner wall edge and is the slope form.