CN218625957U

CN218625957U - PE pipe joint reducer union

Info

Publication number: CN218625957U
Application number: CN202223188955.3U
Authority: CN
Inventors: 陈吉林; 陈志松; 宋建军
Original assignee: Zhejiang Wanji Communication Equipment Co ltd
Current assignee: Zhejiang Wanji Communication Equipment Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-14
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a PE coupling reducing joint belongs to the reducing joint field, including first connecting pipe and second connecting pipe, first connecting pipe links together with the second connecting pipe, and the inside of first connecting pipe and second connecting pipe is equipped with the passageway, and the inside of first connecting pipe is provided with the sealed pad of second recess and second, and the position department that is close to first connecting pipe on the second connecting pipe is equipped with second hexagonal piece. Inside second recess and the sealed pad of second that sets up of first connecting pipe, first recess and the sealed use of filling up in the coupling assembling of cooperation, can guarantee the leakproofness behind the pipe connection, prevent the condition of seepage, set up first hexagonal piece and second hexagonal piece, can utilize conventional hexagonal spanner to carry out the installation of whole joint or dismantlement work, make the operation more simple and convenient, the selection to the instrument is diversified, set up the breach on the second connecting pipe, the plug-in work of carrying out the pipeline that can be quick, moreover, the steam generator is simple in structure, excellent in use effect.

Description

PE pipe joint reducer union

Technical Field

The utility model relates to a reducing joint field, in particular to PE coupling reducing joint.

Background

The PE pipe is a polyethylene pipe and a plastic pipeline, is mostly used in water pipelines and gas pipelines, and is an important structure for conveying water or gas. In the process of laying the PE pipelines, for the connection of the pipelines with different diameters, reducing is needed in the connection process, so that the reducing joint is used. The reducer union is a joint structure with different diameters at two ends, and when the pipelines are connected, the two ends of the reducer union are respectively connected with the pipelines with the adaptive diameters, so that the diameter change of the pipelines is realized. Among the prior reducing joint structure, at the in-process of connecting, although connecting inside and being provided with sealed the pad, but sealed pad is directly filled in and connects inside the use, the leakproofness is relatively poor, the condition of seepage still can appear after the pipe connection, and in the connection process who connects, only be provided with bellied rotatory strip on connecting, do not have other structures that can carry out the centre gripping, must use the pipe clamp spanner just can rotate, and can not use conventional hexagonal spanner to operate, there is the limitation to the use of instrument.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PE coupling reducing joint can effectively solve the problem in the background art.

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

the utility model provides a PE coupling reducer union, includes first connecting pipe and second connecting pipe, first connecting pipe links together with the second connecting pipe, and the inside of first connecting pipe and second connecting pipe is equipped with the passageway, the inside of first connecting pipe is provided with the sealed pad of second recess and second, the position department that is close to first connecting pipe on the second connecting pipe is equipped with second hexagonal piece, the tip of second connecting pipe is provided with coupling assembling, and coupling assembling includes adapter sleeve, sleeve pipe, first hexagonal piece and first sealed the pad, be connected between adapter sleeve and the sleeve pipe, and the adapter sleeve is connected on the second connecting pipe, first hexagonal piece sets up on the sleeve pipe, first sealed pad is located the adapter sleeve.

Preferably, integrated into one piece between first connecting pipe and the second connecting pipe, and the inside of first connecting pipe is provided with the internal thread, the inside at first connecting pipe is seted up to the second recess, the setting of second sealed pad is in the second recess.

Preferably, the end of the second connecting pipe is provided with external threads, the second connecting pipe is provided with notches, the notches are distributed on the second connecting pipe in an annular array, and the second hexagonal block is fixedly arranged on the second connecting pipe.

Preferably, the connecting assembly further comprises a threaded hole and a first groove, the connecting sleeve and the sleeve are fixedly connected, the threaded hole is formed in the connecting sleeve, and the connecting sleeve is fixedly connected to the second connecting pipe through the threaded hole and the external thread.

Preferably, the first groove is formed in the connecting sleeve, the first sealing gasket is arranged in the first groove in the connecting sleeve, and the first hexagonal block is fixedly connected with the sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has: this PE coupling reducer union, inside second recess and the sealed pad of second that sets up of first connecting pipe, first recess and the sealed use of filling up in the coupling assembling of cooperation, sealed pad is pegged graft in the recess, can guarantee the leakproofness behind the pipe connection, prevent the condition of seepage, set up first hexagonal piece and second hexagonal piece, can utilize conventional hexagonal spanner to carry out the installation of whole joint or dismantlement work, make the operation more simple and convenient, the selection to the instrument is diversified, set up the breach on the second connecting pipe, the plug-in work of carrying out the pipeline that can be quick, moreover, the steam generator is simple in structure, excellent in use effect.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural view of the reducing assembly of the present invention;

fig. 4 is a schematic structural view of the connection assembly of the present invention.

In the figure: 1. a first connecting pipe; 2. a second connecting pipe; 3. a channel; 4. a connecting assembly; 401. connecting sleeves; 402. a sleeve; 403. a threaded hole; 404. a first hexagonal block; 405. a first groove; 406. a first gasket; 5. a second groove; 6. a second gasket; 7. an internal thread; 8. an external thread; 9. a notch; 10. and a second hexagonal block.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 4, a reducing joint of a PE pipe joint includes a first connecting pipe 1 and a second connecting pipe 2, the first connecting pipe 1 is connected with the second connecting pipe 2, a channel 3 is provided inside the first connecting pipe 1 and the second connecting pipe 2, and a connecting assembly 4 is provided at an end of the second connecting pipe 2.

When carrying out the connection of pipeline, be connected to first connecting pipe 1 on the terminal nipple of thick PE pipeline, guarantee first connecting pipe 1 and thick PE pipeline between fixed connection, then establish coupling assembling 4 at the cover on thin PE pipeline, insert the passageway 3 in the second connecting pipe 2 with the end of thin PE pipeline, be connected to coupling assembling 4 and second connecting pipe 2 together, relative fixed connection between thin PE pipeline and the second connecting pipe 2 this moment, just so accomplished the reducing of PE pipeline and connected, can normal use after the PE pipe connection.

Through the above embodiment, a second groove 5 and a second sealing gasket 6 are arranged inside the first connecting pipe 1, a second hexagonal block 10 is arranged at a position on the second connecting pipe 2 close to the first connecting pipe 1, the first connecting pipe 1 and the second connecting pipe 2 are integrally formed, an internal thread 7 is arranged inside the first connecting pipe 1, the second groove 5 is arranged inside the first connecting pipe 1, the second sealing gasket 6 is arranged in the second groove 5, an external thread 8 is arranged at an end of the second connecting pipe 2, a notch 9 is arranged on the second connecting pipe 2, the notches 9 are distributed on the second connecting pipe 2 in an annular array, the second hexagonal block 10 is fixedly arranged on the second connecting pipe 2, the connecting assembly 4 comprises a connecting sleeve 401, a sleeve 402, a first hexagonal block 404 and a first sealing gasket 406, the connecting sleeve 401 is connected with the sleeve 402, and the connecting sleeve 401 is connected with the second connecting pipe 2, the first hexagonal block 404 is arranged on the sleeve 402, the first sealing gasket 406 is arranged in the connecting sleeve 401, the connecting assembly 4 further comprises a threaded hole 403 and a first groove 405, the connecting sleeve 401 and the sleeve 402 are fixedly connected, the threaded hole 403 is arranged in the connecting sleeve 401, the connecting sleeve 401 is fixedly connected to the second connecting pipe 2 through the threaded hole 403 and the external thread 8, the first groove 405 is arranged in the connecting sleeve 401, the first sealing gasket 406 is arranged in the first groove 405 on the connecting sleeve 401, the first hexagonal block 404 and the sleeve 402 are fixedly connected, the second groove 5 and the second sealing gasket 6 are arranged in the first connecting pipe 1, the first groove 405 and the first sealing gasket 406 in the connecting assembly 4 are matched for use, the sealing gaskets are inserted in the grooves, the sealing performance after the pipe connection can be ensured, the leakage situation can be prevented, the first hexagonal block 404 and the second hexagonal block 10 are arranged, can utilize conventional hexagonal spanner to carry out the installation of whole joint or dismantle work for it is more simple and convenient to operate, to the selection of instrument diversified, sets up breach 9 on the second connecting pipe 2, can be quick carry out the work of inserting of pipeline, simple structure, the result of use is excellent.

In the process of connecting the PE pipeline, the threaded joint at the tail end of the thicker PE pipeline is fixedly connected with the first connecting pipe 1 through the internal thread 7, at the moment, the end part of the thicker PE pipeline is abutted against the second sealing gasket 6 in the second groove 5, then the connecting assembly 4 is sleeved on the thinner PE pipeline, when the connecting assembly is sleeved, the connecting sleeve 401 and the sleeve 402 are sleeved on the thinner PE pipeline, then the tail end of the thinner PE pipeline is inserted into the second connecting pipe 2, then the connecting assembly 4 is moved until the connecting sleeve 401 contacts the second connecting pipe 2, the connecting sleeve 401 is fixed on the second connecting pipe 2 through the threaded connection of the threaded hole 403 and the external thread 8, in the process, the tail end of the second connecting pipe 2 is tightened due to the effect of the gap 9 so as to be clamped on the thinner PE pipeline, and along with the rotation of the connecting sleeve 401, the connecting sleeve 401 drives the sleeve 402 and the first sealing gasket 406 to move, until the first sealing gasket 406 in the first groove 405 is lowered to the end of the second connecting pipe 2, so that the fixing work of the thin PE pipeline is completed, after the PE pipeline is connected by using the reducer union, the PE pipeline is normally used, in the using process, the sealing performance of the joint can be ensured by the first sealing gasket 406 and the second sealing gasket 6 which are clamped, the sealing performance in the reducing connection of the PE pipeline is ensured, and further the leakage condition is prevented, when the reducer union needs to be disassembled, the thin PE pipeline is disassembled by screwing off the connecting assembly 4, then the first connecting pipe 1 is disassembled from the threaded joint at the tail end of the thick PE pipeline, in the reducing connection or disassembly process of the whole PE pipeline, a hexagonal wrench can be matched with the first hexagonal block 404 and the second hexagonal block 10 for operation, so that the purpose of assembly or disassembly can be realized without using a pipe clamp wrench, the selectable tools are diversified, so that the mounting and dismounting work is simpler and more convenient.

The foregoing has described the principles of use, features and advantages of the present invention. The above embodiments and the description describe the basic principles and features of the present invention, and the present invention can be modified in various ways according to the principles of the present invention, and all such modifications are intended to fall within the scope of the present invention as claimed.

Claims

1. The utility model provides a PE coupling reducing joint, includes first connecting pipe (1) and second connecting pipe (2), first connecting pipe (1) links together with second connecting pipe (2), and the inside of first connecting pipe (1) and second connecting pipe (2) is equipped with passageway (3), its characterized in that: the inside of first connecting pipe (1) is provided with second recess (5) and the sealed pad (6) of second, the position department that is close to first connecting pipe (1) on second connecting pipe (2) is equipped with second hexagonal piece (10), the tip of second connecting pipe (2) is provided with coupling assembling (4), and coupling assembling (4) are including adapter sleeve (401), sleeve pipe (402), first hexagonal piece (404) and first sealed pad (406), be connected between adapter sleeve (401) and sleeve pipe (402), and adapter sleeve (401) connect on second connecting pipe (2), first hexagonal piece (404) set up on sleeve pipe (402), first sealed pad (406) are located adapter sleeve (401).

2. The PE pipe coupling reducer according to claim 1, wherein: integrated into one piece between first connecting pipe (1) and second connecting pipe (2), and the inside of first connecting pipe (1) is provided with internal thread (7), the inside at first connecting pipe (1) is seted up in second recess (5), the sealed pad of second (6) sets up in second recess (5).

3. The PE pipe coupling reducer according to claim 2, wherein: the end of the second connecting pipe (2) is provided with an external thread (8), a notch (9) is formed in the second connecting pipe (2), the notch (9) is distributed on the second connecting pipe (2) in an annular array mode, and the second hexagonal block (10) is fixedly arranged on the second connecting pipe (2).

4. The PE pipe joint reducer according to claim 3, wherein: coupling assembling (4) still include screw hole (403) and first recess (405), fixed connection between adapter sleeve (401) and sleeve pipe (402), screw hole (403) are seted up in adapter sleeve (401), and adapter sleeve (401) are through screw hole (403), external screw thread (8) fixed connection on second connecting pipe (2).

5. The PE pipe coupling reducer according to claim 4, wherein: the first groove (405) is formed in the connecting sleeve (401), the first sealing gasket (406) is arranged in the first groove (405) on the connecting sleeve (401), and the first hexagonal block (404) is fixedly connected with the sleeve (402).