CN219082557U

CN219082557U - Plastic pipeline's connection structure

Info

Publication number: CN219082557U
Application number: CN202223317625.XU
Authority: CN
Inventors: 马成蒙; 李首赢; 黄文泉
Original assignee: Shandong Reid Pipe Industry Co ltd
Current assignee: Shandong Reid Pipe Industry Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-26
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a connecting structure of a plastic pipeline, which comprises a plastic pipe body, a connecting sleeve, an outer sleeve and an inner sleeve, wherein the inner sleeve capable of being controlled by sliding and pulling is arranged in the outer sleeve, the connecting sleeve is arranged at the end part of the inner sleeve through a clamping sleeve, a clamping block is arranged at the outer side of the outer sleeve, a flange plate is arranged at the end part of the outer sleeve, and the outer sleeve is sleeved at the end part of the plastic pipe body. The utility model is provided with the outer sleeve, the inner liner capable of being pulled and detached is embedded in the outer sleeve, the inner liner is arranged on the inner side wall of the inner liner, a connector at one end of the plastic pipe main body can be inserted and fixed through the inner liner, the end part of the outer sleeve is provided with the connecting sleeve, the connecting sleeve can be fixed with an external thread at the outer side of a port of the plastic pipe main body through threads, the assembly of the plastic pipe main body is convenient, and the installation and the fixation of the plastic pipe main body are firmer through the double fixing of the threads and the embedding; the end part of the outer sleeve is provided with a flange plate, and two pipelines are conveniently connected through the flange plate.

Description

Plastic pipeline's connection structure

Technical Field

The utility model relates to the related field of plastic pipelines, in particular to a connecting structure of plastic pipelines.

Background

The plastic pipeline connecting structure facilitates the assembly of the plastic pipeline, and the plastic pipeline refers to the common name of a pipe made of plastic materials. The plastic pipeline has the characteristics of light dead weight, sanitation, safety, small water flow resistance, energy and metal saving, living environment improvement, long service life, safety, convenience and the like, and is favored by the pipeline engineering industry;

for example, patent publication number CN210219024U (connection structure of plastic pipe): the plastic pipeline connecting device comprises a first pipeline and a second pipeline, wherein internal threads are arranged on the inner side of the left end of the first pipeline, a first fixing plate is fixedly arranged on the outer side of the left end of the first pipeline in a surrounding mode, a gap is formed between the first fixing plate and the leftmost end of the first pipeline, a plurality of bolt holes are formed in the first fixing plate, the second pipeline comprises a connecting part and a pipeline part, a second fixing plate is fixedly arranged on the connecting part in a surrounding mode at the connecting part of the connecting part and the pipeline part, external threads are arranged on the outer side of the connecting part, the external threads of the connecting part are matched with the internal threads on the inner side of the left end of the first pipeline, a plurality of bolt holes and fixing grooves are formed in the second fixing plate, the fixing grooves are matched with the leftmost end of the first pipeline at intervals, a layer of sealing glue layer is also arranged on one side of the second fixing plate, which is close to the connecting part, and the sealing glue layer is also arranged on the surface of the fixing grooves, so that the plastic pipeline connecting device has the advantages of good sealing performance, stable connection and high reliability and is suitable for the plastic pipeline field;

therefore, the plastic pipeline connecting process at the current stage cannot fix the pipeline at two positions, the pipeline is fixed in a single mode, the pipeline is assembled unstably, the self-sealing of the joint cannot be carried out after the assembly, the reinforced sealing is required by virtue of the sealing structure, and the use is inconvenient.

Disclosure of Invention

The utility model aims to provide a connecting structure of plastic pipelines, which solves the problems that the plastic pipeline connecting process proposed in the background art cannot fix two positions of the pipelines, the pipeline is not stable enough to assemble, the joint cannot self-seal after assembling, the reinforced sealing is needed by virtue of a sealing structure, and the use is inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a connection structure of plastic pipe, includes plastic pipe main part, adapter sleeve, overcoat and inner liner, the inside of overcoat is equipped with the inner liner of slidable pull control, the tip of inner liner is equipped with the adapter sleeve through the cutting ferrule, the outside of overcoat is equipped with the fixture block, the tip of overcoat is equipped with the flange board, the overcoat suit is in the tip of plastic pipe main part.

In a further embodiment, an external thread is arranged on the outer side of the port of the plastic pipe body, a connector is arranged at the end part of the plastic pipe body, and a sealing ring is arranged at the end part of the connector.

In a further embodiment, a plurality of clamping blocks are arranged on the outer side of the outer sleeve, and the clamping blocks are inlaid and fixed with clamping grooves on the clamping sleeve.

In a further embodiment, the inner side wall of the inner liner is provided with an inner liner, and the inner liner is connected with the inner side wall of the outer sleeve in a sliding inlaid manner.

In a further embodiment, the inner side of the connecting sleeve is provided with an internal thread, and the connecting sleeve is in threaded connection with an external thread on the plastic pipe body.

In a further embodiment, the connector is inserted into the interior of the inner liner and is sealed by the inner liner on the inside of the connector.

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

1. the utility model is provided with the outer sleeve, the inner liner capable of being pulled and detached is embedded in the outer sleeve, the inner liner is arranged on the inner side wall of the inner liner, the connector at one end of the plastic pipe main body can be inserted and fixed through the inner liner, the connecting sleeve is arranged at the end part of the outer sleeve, and the connecting sleeve can be fixed with the external thread at the outer side of the port of the plastic pipe main body through threads, so that the assembly of the plastic pipe main body is convenient, and the installation and the fixation of the plastic pipe main body are firmer through the double fixing of the threads and the embedding.

2. The flange plate is arranged at the end part of the outer sleeve, two pipelines are conveniently connected through the flange plate, the clamping block is arranged at the outer side of the outer sleeve, the clamping sleeve is provided with the clamping groove, the clamping block and the clamping groove are embedded and fixed, the assembling of the folded connecting sleeve and the outer sleeve is convenient, the mounting and the fixing are firm, the self-sealing of the mounted connecting head can be carried out through the inner liner layer at the inner side of the inner liner, and the leakage protection can be carried out after the pipeline is assembled.

Drawings

FIG. 1 is a schematic structural view of a plastic pipe connection structure according to the present utility model;

FIG. 2 is a schematic view of the inner liner and outer jacket assembly of the present utility model;

FIG. 3 is a schematic structural view of the jacket of the present utility model;

FIG. 4 is a schematic view of the construction of the inner liner of the present utility model;

fig. 5 is a schematic structural view of the plastic tube body of the present utility model.

In the figure: 1. a plastic tube body; 2. connecting sleeves; 3. a jacket; 4. a flange plate; 5. a cutting sleeve; 6. a clamping block; 7. a clamping groove; 8. an inner liner; 9. an inner liner layer; 10. an external thread; 11. a connector; 12. and (3) sealing rings.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-5, an embodiment of the present utility model is provided: the utility model provides a plastic pipe's connection structure, includes plastic tubing main part 1, adapter sleeve 2, overcoat 3 and inner liner 8, and the inside of overcoat 3 is equipped with slidable pull control's inner liner 8, and the tip of inner liner 8 is equipped with adapter sleeve 2 through cutting ferrule 5, and the outside of overcoat 3 is equipped with fixture block 6, and the tip of overcoat 3 is equipped with flange board 4, and the suit of overcoat 3 is at the tip of plastic tubing main part 1.

The connecting sleeve 2 is used for assisting in installation through the inner bushing 8, is used for being inlaid and fixed with a connector 11 at the end part of the plastic pipe main body 1, is used for reinforcing and sealing the connection of the pipe body through the outer sleeve 3, and is convenient to lock the end part of the connecting sleeve 2 and the outer sleeve 3 through the clamping sleeve 5.

Further, the port outside of plastic tubing main part 1 is equipped with external screw thread 10, and the end of plastic tubing main part 1 is equipped with connector 11, and the tip of connector 11 is equipped with sealing washer 12, conveniently fixes plastic tubing main part 1 and adapter sleeve 2 screw thread through external screw thread 10, can strengthen the sealing to the connection of connector 11 and inner liner 8 through sealing washer 12.

Further, the outside of overcoat 3 is equipped with a plurality of fixture blocks 6, and a plurality of fixture blocks 6 inlay fixedly with draw-in groove 7 on the cutting ferrule 5, conveniently with the draw-in groove 7 card solid on the overcoat 3 through a plurality of fixture blocks 6.

Further, the inside wall of the inner liner 8 is provided with an inner liner 9, the inner liner 8 is connected with the inside wall of the outer sleeve 3 in a sliding embedded manner, and the sealing performance of the connection head 11 connected with the inner liner 8 can be improved through the inner liner 9.

Further, the inner side of the connecting sleeve 2 is provided with an internal thread, and the connecting sleeve 2 is in threaded fixation with an external thread 10 on the plastic pipe main body 1, so that the connecting sleeve 2 is convenient to connect with the plastic pipe main body 1.

Further, the joint 11 is inserted into the inner liner 8, and the joint 11 is sealed by the inner liner 9 inside thereof.

Working principle: during the use, embed interior bush 8 in the inside of overcoat 3 to make cutting ferrule 5 and overcoat 3 port department of interior bush 8 tip inlay, make fixture block 6 and draw-in groove 7 inlay fixedly, external screw thread 10 screw thread fixing on through adapter sleeve 2 and plastic tubing main part 1, and make connector 11 and interior bush 8 inner chamber of plastic tubing main part 1 one end inlay, and carry out reinforcing seal protection through inner liner 9 of interior bush 8 inside wall, can carry out flange equipment with two plastic tubing main parts 1 through flange board 4 of overcoat 3 tip, be used for strengthening the leakproofness of plastic tubing main part 1 and overcoat 3 equipment through connector 11 and the sealing washer 12 of its end department.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a connection structure of plastic pipe, includes plastic tubing main part (1), adapter sleeve (2), overcoat (3) and inner liner (8), its characterized in that: the inside of overcoat (3) is equipped with inside lining (8) of slidable pull control, the tip of inside lining (8) is equipped with adapter sleeve (2) through cutting ferrule (5), the outside of overcoat (3) is equipped with fixture block (6), the tip of overcoat (3) is equipped with flange board (4), the tip at plastic tubing main part (1) of overcoat (3) suit.

2. A plastic pipe connection according to claim 1, wherein: the outer side of the port of the plastic pipe main body (1) is provided with an external thread (10), the end part of the plastic pipe main body (1) is provided with a connector (11), and the end part of the connector (11) is provided with a sealing ring (12).

3. A plastic pipe connection according to claim 1, wherein: the outside of overcoat (3) is equipped with a plurality of fixture blocks (6), and a plurality of fixture blocks (6) inlay fixedly with draw-in groove (7) on cutting ferrule (5).

4. A plastic pipe connection according to claim 1, wherein: the inner side wall of the inner lining (8) is provided with an inner lining layer (9), and the inner lining (8) is connected with the inner side wall of the outer sleeve (3) in a sliding embedded mode.

5. A plastic pipe connection according to claim 1, wherein: the inner side of the connecting sleeve (2) is provided with an internal thread, and the connecting sleeve (2) is in threaded fixation with an external thread (10) on the plastic pipe main body (1).

6. A plastic pipe connection according to claim 2, characterized in that: the connector (11) is inserted into the inner bushing (8), and the connector (11) is reinforced and sealed through the inner liner (9) at the inner side of the connector.