CN220488601U

CN220488601U - PE pipe fitting connection structure

Info

Publication number: CN220488601U
Application number: CN202321771892.6U
Authority: CN
Inventors: 王雷; 包炜; 包海初
Original assignee: Jingjiang Haihong Plastics & Rubbers Science And Technology Co ltd
Current assignee: Jingjiang Haihong Plastics & Rubbers Science And Technology Co ltd
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2024-02-13
Anticipated expiration: 2033-07-07

Abstract

The utility model discloses a PE pipe fitting connecting structure, which relates to the technical field of PE pipe fitting connection and comprises a connecting piece, wherein sleeves are fixedly arranged at two ends of the connecting piece, one side of the outer surface of each sleeve is provided with first threads, the inner wall of each sleeve is provided with a sealing groove, the inside of each sealing groove is provided with a sealing ring, the inner wall of one side of each sleeve connected with the connecting piece is provided with an adhesion groove, the inside of each adhesion groove is provided with a sealing gasket, and the outer side of each sealing gasket is filled with an adhesive. This PE pipe fitting connection structure compares with current ordinary PE pipe fitting connection, inserts the sleeve with the PE pipe body again in, places the adhesive in the adhesion groove in the sleeve before the installation, then extrudees PE pipe body one end into inside the adhesion groove, tightly wraps up the PE pipe body through the inside sealing ring of seal groove to cooperate with sealed pad, can play sealed effect, can carry out the adhesion with the PE pipe body after the inside adhesive in adhesion groove solidifies simultaneously, play the loose effect of placing the PE pipe body.

Description

PE pipe fitting connection structure

Technical Field

The utility model relates to the technical field of PE pipe fitting connection, in particular to a PE pipe fitting connection structure.

Background

At present, the PE pipe fitting adopts a plurality of modes of hot-melt socket connection and hot-melt butt connection, the two modes have higher requirements on equipment and personnel operation, if the PE pipe fitting is improperly cut, the PE pipe fitting is easy to deform and even leak water and burst pipes due to pressure in the use process, and the service life is influenced; at present, some cold connecting pipes exist, but when the PE pipe is installed, the PE pipe is not easy to position when being inserted into two ends of the connecting pipe, so that the insertion depth of the PE pipe is not easy to control, the construction is inconvenient, the installation reliability is insufficient, the sealing performance at the connecting position of the pipeline is poor, and the integral use effect of the pipeline is affected. Meanwhile, in the use process of the PE pipe fitting, two or more PE composite pipes are connected to form a mutually communicated guide pipe. However, the conventional pipeline connecting piece is easy to deform due to PE pipeline during fastening, so that gaps are easily generated in connection, the sealing is unstable, water leakage is caused, and the fastening operation is laborious

The utility model discloses a PE pipe fitting connecting structure, which comprises a connector, wherein connecting sleeves are fixedly connected to two ends of the connector, sealing rings which are arranged at equal intervals are fixedly connected to the inside of the connecting sleeves, inner clamping heads are fixedly connected to the inside of the connecting sleeves, an external thread groove is formed in an external lathe of the connecting sleeves, and a tightening assembly is connected to the external thread groove in a threaded mode. According to the PE pipe body clamping device, the connecting head is used as the connecting main body, the pipeline is respectively inserted into the two connecting sleeves, the two tightening assemblies are sleeved on the outer sides of the pipeline, the pipeline and the inner clamping head are clamped into the pipeline, then the tightening assemblies on the outer thread grooves are screwed, the tightening assemblies squeeze the rubber pads to clamp the pipeline and apply force to the inner parts of the connecting sleeves, and therefore the PE pipe body clamping device has the advantages of being stable in connection, capable of avoiding deformation of the pipeline and saving water leakage, and convenient and labor-saving in fastening operation.

Accordingly, in view of the above, an improvement of the conventional structure is proposed.

Disclosure of Invention

The present utility model is directed to a PE pipe connection structure, so as to solve the problems set forth in the foregoing background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PE pipe fitting connection structure, includes the connecting piece, connecting piece both ends fixed mounting has the sleeve, and sleeve surface one side is provided with first screw thread, the seal groove has been seted up to the sleeve inner wall, and seal groove internally mounted has the sealing ring, the adhesion groove has been seted up to sleeve and connecting piece one side inner wall, and adhesion groove internally mounted has sealed the pad, sealed pad outside is filled with the adhesive.

Preferably, the PE pipe body is arranged in the sleeve, and a connecting cover is arranged on the outer side of the PE pipe body and is in sliding connection with the PE pipe body.

Preferably, a thread groove is formed in one side of the inside of the connecting cover, the thread groove is meshed with the first thread, and the inner wall of the side edge of the thread groove is tightly attached to the outer surface of the side edge of the first thread.

Preferably, the through slot is formed in the other side of the inside of the connecting cover, the through slot is in sliding connection with the PE pipe body, the PE pipe body is in movable connection with the thread groove, and the PE pipe body penetrates through the thread groove to enter the sleeve.

Preferably, the inner wall of the penetrating groove is provided with a filling groove, a filling hole is formed above the filling groove, the bottom of the filling hole is in penetrating connection with the top of the filling groove, and the bottom of the filling groove is opposite to the outer surface of the PE pipe body.

Preferably, a dust cover is arranged above the filling hole, a blocking block is fixedly arranged on the outer surface of one side of the dust cover, and the dust cover is made of rubber materials.

Preferably, the outer surface of the other side of the dust cover is provided with an opening and closing groove, and the opening and closing groove is arranged in the middle of the dust cover.

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

1. according to the PE pipe connecting device, the connecting cover is sleeved on the outer side of the PE pipe body through the through slot, the PE pipe body is inserted into the sleeve, the adhesive is placed in the adhesion slot in the sleeve before installation, one end of the PE pipe body is extruded into the adhesion slot, the PE pipe body is tightly wrapped by the sealing ring in the sealing slot and matched with the sealing gasket, so that the PE pipe connecting device has a sealing effect, and meanwhile, after the adhesive in the adhesion slot is solidified, the PE pipe body can be adhered, so that the PE pipe body is placed loose;

2. according to the PE pipe connecting device, through the arrangement of the filling grooves, after the PE pipe body is connected with the sleeve, the connecting cover is moved to one side of the sleeve, the connecting cover is fixedly connected with the sleeve through the engagement of the threaded grooves of the connecting cover and the first threads on the outer side of the sleeve, then the dustproof cover is opened by the opening and closing grooves, the adhesive is extruded into the filling grooves from the filling holes, the PE pipe body and the connecting cover are fixed through the adhesive, and the PE pipe body is placed for a long time to fall off;

3. according to the PE pipe body, the dust cover is arranged, after the adhesive is injected into the filling groove, the dust cover is installed through the opening and closing groove, the filling hole is sealed through the blocking block, and the blocking block is fixed through the redundant adhesive in the filling hole, so that the dust cover is fixed, the dust cover can be prevented from falling off to cause corrosion of the adhesive by external air for a long time, and the PE pipe body is loosened due to falling of the adhesive.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the sleeve according to the present utility model;

FIG. 3 is a schematic perspective view of a connecting cover according to the present utility model;

fig. 4 is a schematic view showing the internal structure of the connecting cover of the present utility model.

In the figure: 1. a connecting piece; 2. a sleeve; 3. a first thread; 4. sealing grooves; 5. a seal ring; 6. an adhesion groove; 7. a sealing gasket; 8. an adhesive; 9. a PE pipe body; 10. a connection cover; 11. a thread groove; 12. inserting slots; 13. filling the groove; 14. filling the hole; 15. a dust cover; 16. a blocking block; 17. and an opening and closing groove.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a PE pipe fitting connection structure, including connecting piece 1, connecting piece 1 both ends fixed mounting has sleeve 2, and sleeve 2 surface one side is provided with first screw thread 3, sleeve 2 inner wall has seted up seal groove 4, and seal groove 4 internally mounted has sealing ring 5, sleeve 2 has seted up adhesion groove 6 with connecting piece 1 connection one side inner wall, and adhesion groove 6 internally mounted has sealed pad 7, sealed pad 7 outside is filled with adhesive 8, cover 10 cover is in PE pipe body 9 outside, insert PE pipe body 9 in sleeve 2 again, place adhesive 8 in the adhesion groove 6 in sleeve 2 before the installation, then extrude PE pipe body 9 one end into adhesion groove 6 inside, tightly wrap up PE pipe body 9 through seal groove 4 inside sealing ring 5, and cooperate with sealed pad 7, can play sealed effect, can adhere PE pipe body 9 after adhesion groove 6 inside adhesive 8 solidifies simultaneously, play the effect of placing PE pipe body 9 loose.

Referring to fig. 1-4, when the PE pipe body 9 is inserted into the sleeve 2, the diameter of the sealing ring 5 is smaller than that of the PE pipe body 9, and the PE pipe body 9 is tightly wrapped by the elastic feature of the sealing ring 5, so that the PE pipe body 9 has a sealing function, and the PE pipe body 9 is limited to move.

Next, referring to fig. 1, 2 and 4, the dust cap 15 is opened by the opening and closing groove 17, the adhesive 8 is pushed into the filling groove 13 from the filling hole 14, and the PE pipe body 9 and the connection cap 10 are fixed by the adhesive 8, so that the PE pipe body 9 is placed for a long time and is detached.

In addition, referring to fig. 4, after the injection of the adhesive 8 into the filling groove 13 is completed, the dust cap 15 is installed through the opening and closing groove 17, the filling hole 14 is sealed through the blocking block 16, and when the excessive adhesive 8 in the filling hole 14 is used for fixing the blocking block 16, the dust cap 15 is fixed, and the effect that the external air corrodes the adhesive 8 due to the falling of the dust cap 15 can be prevented for a long time, so that the PE pipe body 9 is loosened due to the falling of the adhesive 8 is prevented.

Working principle: when the PE pipe fitting connecting structure is used, firstly, the connecting cover 10 is sleeved on the outer side of the PE pipe body 9 through the through slot 12, then the PE pipe body 9 is inserted into the sleeve 2, the adhesive 8 is placed in the adhesion groove 6 in the sleeve 2 before installation, then one end of the PE pipe body 9 is extruded into the adhesion groove 6, the PE pipe body 9 is tightly wrapped by the sealing ring 5 in the sealing groove 4 and matched with the sealing gasket 7, the sealing effect can be achieved, meanwhile, after the adhesive 8 in the adhesion groove 6 is solidified, the PE pipe body 9 can be adhered, the loose effect of placing the PE pipe body 9 is achieved, after the PE pipe body 9 is connected with the sleeve 2, the connecting cover 10 is moved to one side of the sleeve 2, the first threads 3 on the outer side of the sleeve 2 are meshed through the thread groove 11 of the connecting cover 10, therefore, the connecting cover 10 and the sleeve 2 are fixedly connected, the dustproof cover 15 is opened by the opening and closing groove 17, the adhesive 8 is extruded into the filling groove 13 from the filling hole 14, the PE pipe body 9 and the connecting cover 10 are fixed by the adhesive 8, the PE pipe body 9 is placed for a long time to fall off, after the adhesive 8 is injected into the filling groove 13, the dustproof cover 15 is installed by the opening and closing groove 17, the filling hole 14 is sealed by the plugging block 16, the plugging block 16 is fixed by the redundant adhesive 8 in the filling hole 14, thereby fixing the dustproof cover 15, the external air is prevented from corroding the adhesive 8 due to the falling of the dustproof cover 15 for a long time, and the PE pipe body 9 is loosened due to the falling of the adhesive 8.

Claims

1. The utility model provides a PE pipe fitting connection structure, includes connecting piece (1), its characterized in that, connecting piece (1) both ends fixed mounting has sleeve (2), and sleeve (2) surface one side is provided with first screw thread (3), seal groove (4) have been seted up to sleeve (2) inner wall, and seal groove (4) internally mounted have sealing ring (5), adhesion groove (6) have been seted up to sleeve (2) and connecting piece (1) connection one side inner wall, and adhesion groove (6) internally mounted have sealed pad (7), sealed pad (7) outside is filled there is adhesive (8).

2. The PE pipe fitting connecting structure according to claim 1, wherein the PE pipe body (9) is installed inside the sleeve (2), a connecting cover (10) is arranged on the outer side of the PE pipe body (9), and the connecting cover (10) is in sliding connection with the PE pipe body (9).

3. The PE pipe connection structure according to claim 2, wherein a thread groove (11) is formed on one side of the inside of the connection cover (10), the thread groove (11) is engaged with the first thread (3), and the inner wall of the side edge of the thread groove (11) is tightly attached to the outer surface of the side edge of the first thread (3).

4. A PE pipe connection structure according to claim 3, characterized in that the other side of the inside of the connection cover (10) is provided with a penetrating slot (12), the penetrating slot (12) is in sliding connection with the PE pipe body (9), the PE pipe body (9) is in movable connection with the thread groove (11), and the PE pipe body (9) penetrates through the thread groove (11) to enter the inside of the sleeve (2).

5. The PE pipe fitting connecting structure according to claim 4, wherein a filling groove (13) is formed in the inner wall of the penetrating groove (12), a filling hole (14) is formed above the filling groove (13), the bottom of the filling hole (14) is in penetrating connection with the top of the filling groove (13), and the bottom of the filling groove (13) is opposite to the outer surface of the PE pipe body (9).

6. The PE pipe fitting connecting structure according to claim 5, wherein a dust cover (15) is arranged above the filling hole (14), a blocking block (16) is fixedly arranged on the outer surface of one side of the dust cover (15), and the dust cover (15) is made of rubber materials.

7. The PE pipe fitting connecting structure according to claim 6, wherein an opening and closing groove (17) is formed in the outer surface of the other side of the dust cover (15), and the opening and closing groove (17) is formed in the middle of the dust cover (15).