CN211649447U

CN211649447U - PE straight wall pipe connection structure

Info

Publication number: CN211649447U
Application number: CN201922346450.7U
Authority: CN
Inventors: 夏红花
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-10-09
Anticipated expiration: 2029-12-24

Abstract

The utility model provides a PE straight wall union coupling structure belongs to PE technical field, including the body, the bottom position fixing of body cup joints reinforcing ring and spiral head, and the top position fixing of body cup joints go-between and flange, and the top fixed connection flange of go-between passes through outside fixed screw through connection between the flange when connecting, and the embedding sets up the rubber seal ring between the flange, and flange's inside embedding sets up the plastic inner ring, fixed connection spring post between plastic inner ring and the flange. Through the spring post, provide stable contractility for the plastic inner ring, reach good sealed effect, simultaneously when receiving tension and atress, the expansibility is good, through port closed ring, when the user connects two sections bodys, connects the closure between the effectual reinforcing body, and both ends outside surface that leans out increases thickness, prevents that the body expend with heat and contract with cold from leading to the body to break.

Description

PE straight wall pipe connection structure

Technical Field

The utility model relates to a PE technical field, more specifically relates to a PE straight wall union coupling structure.

Background

PE is polyethylene plastic, and the PE material is widely applied to the field of water supply and drainage manufacturing due to the characteristics of high strength, high temperature resistance, corrosion resistance, no toxicity, wear resistance and the like, and the PE water supply and drainage pipe cannot rust and is an ideal pipe for replacing a common iron water supply and drainage pipe.

The straight wall pipe has strong pressure bearing capacity, is a special pipeline for a large-scale drainage and sewage pipe network, the connection strength between the pipelines is an important index for ensuring the effective work of a drainage and sewage system, and the PE100 pipe is a high polyethylene pipe with the material grade of 100 grade, and has good bearing performance and poor toughness bearing performance. Because the toughness of the PE100 pipe is poor, after the PE100 pipes are fixedly connected with each other, when the PE100 pipes are used for dealing with the phenomenon of expansion with heat and contraction with cold, particularly, when the pipes contract with each other with cold, the pipes are easy to be connected and broken, and thus the leakage of the drain pipe is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background to provide a PE straight wall union coupling structure.

In order to achieve the above object, the utility model provides a following technical scheme: the connecting device comprises a pipe body, wherein a reinforcing ring and a spiral head are fixedly sleeved at the bottom end of the pipe body, a connecting ring and a connecting flange are fixedly sleeved at the top end of the pipe body, the connecting flange is fixedly connected with the top end of the connecting ring, the connecting flange is connected with each other through an external fixing screw in a penetrating manner, a rubber sealing ring is embedded between the connecting flanges, a plastic inner ring is arranged in the connecting flange in an embedded manner, a spring column is fixedly connected between the plastic inner ring and the connecting flange, and a port sealing ring is fixedly sleeved at the connecting position of two sections of the pipe

Preferably, the connecting flange and the connecting ring are arranged in a double mode and are respectively connected with the two sections of pipe bodies.

Preferably, the plastic inner ring main body is composed of a plurality of sections, each section is connected through a rubber spring layer, and the plastic inner ring is connected with the connecting flange through a spring column.

Preferably, the spring column is a rubber spring column, and is arranged by separating the spring layer of the plastic inner ring.

Preferably, the embedded laminating body setting of port closed ring, and both ends surface is the slope setting upwards, and the totality is hourglass form.

Preferably, the surfaces of the two ends of the port closing ring are provided with threads, and the inner side surface of the connecting flange is correspondingly provided with connecting threads.

The utility model provides a PE straight wall union coupling structure has following beneficial effect:

1. this kind of straight wall tubular connection structure of PE through the plastic inner ring, when the body embedding is in flange, the plastic inner ring expands the shrink, and the reinforcing closure when laminating body surface reaches spacing fixed.

2. This kind of straight wall tubular connection structure of PE through the spring post, provides stable contractility for the plastic inner ring, reaches good sealed effect, and simultaneously when receiving tension and atress, the expansibility is good.

3. This kind of straight wall union coupling structure of PE through the port seal ring, when the user connects two sections bodys, connects the closure between the effectual reinforcing body, and both ends lean out's outside surface, increases thickness, prevents that the body expend with heat and contract with cold from leading to the body to break.

Drawings

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

Fig. 2 is a plan view of the overall structure of the present invention.

Fig. 3 is a top view of the inner structure of the connecting flange of the present invention.

Fig. 4 is a cross-sectional view of the internal structure of the port sealing ring of the present invention.

In FIGS. 1-4: the pipe comprises a pipe body 1, a reinforcing ring 2, a spiral head 3, a connecting ring 4, a connecting flange 5, a rubber sealing ring 6, a port sealing ring 7, a plastic inner ring 8, a spring column 9 and a pipe cavity 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 to 4, in an embodiment of the present invention, a PE straight wall pipe connection structure, including a pipe body 1, a reinforcing ring 2 and a screw head 3 are sleeved to the bottom position fixing of the pipe body 1, a connecting ring 4 and a connecting flange 5 are fixed to the top position fixing of the pipe body 1, a top fixing connecting flange 5 of the connecting ring 4, a connection is performed between the connecting flanges 5 through an external fixing screw through connection, a rubber sealing ring 6 is embedded between the connecting flanges 5, a plastic inner ring 8 is arranged to the inside embedding of the connecting flanges 5, a spring column 9 is fixed between the plastic inner ring 8 and the connecting flange 5, a port sealing ring 7 is fixed to the connecting position fixing of the two pipe bodies 1

In this embodiment, the connecting flange 5 and the connecting ring 4 are disposed in a pair to connect the two segments of the pipe body 1, respectively.

In this embodiment, 8 main parts of plastic inner ring comprise the multistage, connect through the rubber spring layer between every section, and the plastic inner ring 8 passes through spring post 9 and connects flange 5, through plastic inner ring 8, when body 1 imbeds in flange 5, the plastic inner ring expands the shrink, and laminating body 1 surface strengthens the closure when reaching spacing fixed.

In this embodiment, spring post 9 is the rubber spring post, and separates the setting of the spring layer of plastic inner ring 8, through spring post 9, provides stable contractility for plastic inner ring 8, reaches good sealed effect, and when receiving tension and atress, the expansibility is good simultaneously.

In this embodiment, the embedded laminating body 1 of port seal ring 7 sets up, and both ends surface is the slope setting upwards, and the totality is hourglass form.

In this embodiment, port position surface sets up the screw thread, and flange 5's inboard surface corresponds and sets up connecting thread simultaneously, and through port closed ring 7, when the user connects two sections bodys 1, connect the closure between the effectual reinforcing body 1, and both ends outside surface that leans out increases thickness, prevents that body 1 expend with heat and contract with cold from resulting in body 1 to break.

Use the utility model relates to a during straight wall union coupling structure of PE, at first, the user butt joint two sections outer end positions of body 1, make end position and port seal ring 7 cup joint, later the user is the rubber seal ring 6 that is in proper order cup joints between flange 5, the user passes through outside screw after that, connect two sections flange 5, in the time of in the outer end embedding flange 5 of body 1, plastic inner ring 8 contracts, the surface position of laminating body 1, the reinforcing closure, when the user goes on port seal ring 7 and body 1 connects simultaneously, the both ends of port seal ring 7 are to carrying out screwed connection with flange 5 inboard position.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a straight wall union coupling structure of PE, includes body (1), its characterized in that: fixed the cup jointing of bottom position of body (1) adds ringlet (2) and spiral head (3), the top position of body (1) is fixed cup joints go-between (4) and flange (5), the top fixed connection flange (5) of go-between (4), pass through outside fixed screw through connection when connecting between flange (5), the embedding sets up rubber closed ring (6) between flange (5), the inside embedding of flange (5) sets up plastic inner ring (8), fixed connection spring post (9) between plastic inner ring (8) and flange (5), the fixed cover of the hookup location of two sections bodies (1) has connect port closed ring (7).

2. The PE straight-walled pipe connection structure according to claim 1, wherein: the connecting flange (5) and the connecting ring (4) are arranged in a double mode and are respectively connected with the two sections of pipe bodies (1).

3. The PE straight-walled pipe connection structure according to claim 1, wherein: the plastic inner ring (8) main body is composed of a plurality of sections, each section is connected with the other section through a rubber spring layer, and the plastic inner ring (8) is connected with the connecting flange (5) through a spring column (9).

4. The PE straight-walled pipe connection structure according to claim 1, wherein: the spring column (9) is a rubber spring column and is arranged on a spring layer separating the plastic inner ring (8).

5. The PE straight-walled pipe connection structure according to claim 1, wherein: the embedded laminating body (1) of port seal ring (7) sets up, and both ends surface is the slope setting that inclines upward, and the totality is hourglass form.

6. The PE straight-walled pipe connection structure according to claim 1, wherein: the surface of the two ends of the port sealing ring (7) is provided with threads, and the inner side surface of the connecting flange (5) is correspondingly provided with connecting threads.