CN114183617A

CN114183617A - PE pipe joint

Info

Publication number: CN114183617A
Application number: CN202111587016.3A
Authority: CN
Inventors: 谷来纯
Original assignee: Jiangsu Tonghui Pipe Industry Co ltd
Current assignee: Jiangsu Tonghui Pipe Industry Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-03-15

Abstract

The invention relates to the technical field of pipe joints, and discloses a PE pipe joint, which solves the problems that polyethylene PE pipes with different calibers are time-consuming and labor-consuming in connection, the PE pipes are not butted stably, and the connection stability of the polyethylene PE pipes is low; the pipeline I, the pipeline II, the sleeve and the clamping mechanism are arranged, so that the pipelines with different sizes can be clamped conveniently, and the pipelines can be fixed; through the design of sealed group, improved pipeline one and pipeline two be connected closely nature, realize simultaneously that fixture's sealed sheltering from, improved fixture to pipeline one and pipeline two's clamping stability, the effectual pipeline one of being connected with pipeline two that has improved stability.

Description

PE pipe joint

Technical Field

The invention belongs to the technical field of pipe joints, and particularly relates to a PE pipe joint.

Background

Polyethylene PE pipe is with polyethylene resin as the main raw materials, the water supply pipe material through extrusion molding, mainly apply to indoor, outer low temperature water supply pipe etc., P E application fields of the pipe are extensive, wherein water supply pipe and gas pipe are its two biggest application markets, P E resin, it is polymerized by monomer ethylene, because the polymerization reaction conditions such as pressure, temperature, etc. are different during polymerization, can obtain the resin of different density, therefore have the grade of high density polyethylene, medium density polyethylene and low density polyethylene, when processing different types of PE pipe material, according to its difference of application condition, choose the difference of the resin trade mark, the requirement to extruder and mould is also different at the same time.

In the existing market, polyethylene PE pipe connection is troublesome, and the polyethylene PE pipe connection with different calibers wastes time and energy, so that the PE pipe is unstable in butt joint, and the connection stability of the polyethylene PE pipe is low.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the PE pipe joint, which effectively solves the problems that the PE pipes with different calibers are time-consuming and labor-consuming in connection, so that the butt joint of the PE pipes is unstable, and the connection stability of the PE pipes is low in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a PE pipe joint, includes pipeline one and pipeline two, pipeline one is located the one end of pipeline two, and the outside cover of pipeline one and pipeline two is equipped with the sleeve pipe, is equipped with the fixture who is connected with pipeline one and pipeline two on the sleeve pipe, and sheathed tube outside is equipped with the sealed group of being connected with pipeline one and pipeline two.

Preferably, the seal group comprises a seal ring, a shielding ring, a first seal ring and a second seal ring, the seal ring is sleeved outside the sleeve, the shielding ring is arranged on one side of the outside of the seal ring and located outside the clamping mechanism, the inner wall of one seal ring is provided with the first seal ring connected with the second pipeline, and the second seal ring connected with the first pipeline is arranged outside the other seal ring.

Preferably, the outside both ends of sheathed tube all are equipped with the fillet of screw, and the thread groove with fillet of screw threaded connection is all seted up to the inner wall of two sealing washers.

Preferably, the sleeve is symmetrically provided with communicating grooves, and the cross section of each communicating groove is of a T-shaped structure.

Preferably, fixture includes an internal thread section of thick bamboo, thread block, catch bar and grip block, and the inside interlude in intercommunication groove has an internal thread section of thick bamboo, and the inside threaded connection of an internal thread section of thick bamboo has the thread block, and the one end of thread block is equipped with the catch bar, and the one end of catch bar is equipped with the grip block, and the grip block is connected with the outer wall of pipeline two and pipeline one, and the grip block is the arc structure.

Preferably, the outside of the internal thread cylinder is provided with a bearing connected with the inner wall of the communicating groove, one end of the internal thread cylinder is provided with a knob, and the knob is positioned inside the shielding ring.

Preferably, the limiting grooves are symmetrically formed in two sides of the push rod, the inner wall of the sleeve is provided with a connecting rod clamped with the limiting grooves, and the connecting rod is of an L-shaped structure.

Compared with the prior art, the invention has the beneficial effects that:

(1) during work, the pipeline I, the pipeline II, the sleeve and the clamping mechanism are arranged, so that the pipelines with different sizes can be clamped conveniently, and the pipelines can be fixed; through the design of sealed group, improved pipeline one and pipeline two be connected closely nature, realize simultaneously that fixture's sealed sheltering from, improved fixture to pipeline one and pipeline two's clamping stability, the effectual pipeline one of being connected with pipeline two that has improved stability.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic structural view of a clamping mechanism according to the present invention;

in the figure: 1. a first pipeline; 2. a second pipeline; 3. a sleeve; 4. a clamping mechanism; 5. a thread ring; 6. a seal ring; 7. a blocking ring; 8. a first sealing ring; 9. a thread groove; 10. a second sealing ring; 11. an internal threaded barrel; 12. a knob; 13. a bearing; 14. a thread block; 15. a push rod; 16. a connecting rod; 17. a clamping plate; 18. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 4, the pipe joint comprises a first pipe 1 and a second pipe 2, the first pipe 1 is located at one end of the second pipe 2, a sleeve 3 is sleeved outside the first pipe 1 and the second pipe 2, a clamping mechanism 4 connected with the first pipe 1 and the second pipe 2 is arranged on the sleeve 3, the first pipe 1 and the second pipe 2 can be clamped conveniently through the design of the clamping mechanism 4, the first pipe 1 and the second pipe 2 can be fixed further, the first pipe 1 and the second pipe 2 can be fixed conveniently through the design of the sleeve 3 and the clamping mechanism 4, the stability of butt joint of the first pipe 1 and the second pipe 2 is improved, a sealing group connected with the first pipe 1 and the second pipe 2 is arranged outside the sleeve 3, shielding of the clamping mechanism 4 is realized through the design of the sealing group, and stable connection of the first pipe 1 and the second pipe 2 is further realized.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, the sealing group includes a sealing ring 6, a shielding ring 7, a first sealing ring 8 and a second sealing ring 10, the sealing ring 6 is sleeved outside the sleeve 3, the shielding ring 7 is arranged on one side outside the sealing ring 6, the shielding ring 7 is located outside the clamping mechanism 4, the first sealing ring 8 connected with the second pipeline 2 is arranged on the inner wall of one sealing ring 6, the second sealing ring 10 connected with the first pipeline 1 is arranged outside the other sealing ring 6, both ends of the outside of the sleeve 3 are provided with threaded rings 5, and threaded grooves 9 in threaded connection with the threaded rings 5 are formed in the inner walls of the two sealing rings 6;

place sealing washer 6 in sleeve pipe 3's outside, and rotary seal 6, the thread groove 9 through the inner wall of sealing washer 6 and the threaded connection relation of the outside fillet of pipe 5 of sleeve pipe 3, realize sealing washer 6 and sleeve pipe 3's being connected, and then sealing washer 6 can drive and hide retaining ring 7 and remove to sleeve pipe 3's middle part, realize two in close contact with that hide retaining ring 7, and then hide retaining ring 7 and can realize the protection to fixture 4, one of them sealing washer 6 can drive sealing ring one 8 and cup joint the outside at pipeline two 2 simultaneously, wherein another sealing washer 6 can drive sealing ring two 10 and cup joint the outside at pipeline one 1, and then realize pipeline one 1 and pipeline two 2's stable connection.

In the third embodiment, on the basis of the first embodiment, as shown in fig. 2, 3 and 4, the sleeve 3 is symmetrically provided with communicating grooves, the cross section of each communicating groove is of a T-shaped structure, the clamping mechanism 4 comprises an internal thread cylinder 11, a thread block 14, a push rod 15 and a clamping plate 17, the internal thread cylinder 11 is inserted into the communicating grooves, the internal thread of the internal thread cylinder 11 is connected with the thread block 14, one end of the thread block 14 is provided with the push rod 15, one end of the push rod 15 is provided with the clamping plate 17, the clamping plate 17 is connected with the second pipeline 2 and the outer wall of the first pipeline 1, the clamping plate 17 is of an arc-shaped structure, the outer part of the internal thread cylinder 11 is provided with a bearing 13 connected with the inner wall of the communicating groove, one end of the internal thread cylinder 11 is provided with a knob 12, the knob 12 is located inside the blocking ring 7, the two sides of the push rod 15 are symmetrically provided with limiting grooves 18, the inner wall of the sleeve 3 is provided with connecting rods 16 clamped with the limiting grooves 18, the connecting rod 16 is of an L-shaped structure;

according to the external diameter size of pipeline 1 and pipeline two 2, and rotatory knob 12, it is rotatory to make knob 12 drive an internal thread section of thick bamboo 11, through the threaded connection relation of an internal thread section of thick bamboo 11 and screw block 14 and the slip joint relation of cooperation extension pole 16 and spacing groove 18, can make screw block 14 drive catch bar 15 steady movement, and then catch bar 15 can drive grip block 17 and remove, conveniently make grip block 17 and pipeline 1 and pipeline two 2's outer wall carry out the clamp operation, and then realize the fastening to pipeline 1 and pipeline two 2, the butt joint of pipeline 1 and pipeline two 2 has improved stability.

The working principle is as follows: when the pipeline clamping device works, a worker penetrates the first sealing ring 8 through the second pipeline 2, so that one sealing ring 6 and one shielding ring 7 are sleeved outside the second pipeline 2, then the second sealing ring 10 is sleeved outside the first pipeline 1, so that the other sealing ring 6 and the other shielding ring 7 are positioned outside the first pipeline 1, then the sleeve 3 is inserted between the two sealing rings 6, then the first pipeline 1 and the second pipeline 2 are butted, according to the outer diameter sizes of the first pipeline 1 and the second pipeline 2, the knob 12 is rotated to drive the internal thread cylinder 11 to rotate, the thread block 14 drives the push rod 15 to stably move through the threaded connection relation between the internal thread cylinder 11 and the thread block 14 and the sliding clamping relation between the matching connecting rod 16 and the limiting groove 18, so that the push rod 15 can drive the clamping plate 17 to move, and the clamping plate 17 is conveniently clamped with the outer walls of the first pipeline 1 and the second pipeline 2, and then realize the fastening to pipeline 1 and pipeline 2, the butt joint for pipeline 1 and pipeline 2 has improved stability, rotatory two sealing washer 6 after that, the thread groove 9 through the sealing washer 6 inner wall and the threaded connection relation of the outside fillet of thread 5 of sleeve pipe 3, can make sealing washer 6 cup joint in the outside of sleeve pipe 3, and then sealing washer 6 can drive and hide retaining ring 7 and remove, and make two hide retaining ring 7 and contact, the realization hides retaining ring 7 and shelters from knob 12, and then for grip block 17 to pipeline 1 and pipeline 2's centre gripping improved stability, sealing washer 6 passes through the effect of sealing ring 8 and sealing ring two 10 simultaneously, the effectual stability that has improved for pipeline 1 and pipeline two 2's connection.

Claims

1. A PE pipe joint comprises a first pipeline (1) and a second pipeline (2), and is characterized in that: pipeline one (1) is located the one end of pipeline two (2), and the outside cover of pipeline one (1) and pipeline two (2) is equipped with sleeve pipe (3), is equipped with fixture (4) of being connected with pipeline one (1) and pipeline two (2) on sleeve pipe (3), and the outside of sleeve pipe (3) is equipped with the sealed group of being connected with pipeline one (1) and pipeline two (2).

2. The PE pipe joint according to claim 1, wherein: the sealing group comprises a sealing ring (6), a blocking ring (7), a first sealing ring (8) and a second sealing ring (10), the sealing ring (6) is sleeved outside the sleeve (3), the blocking ring (7) is arranged on one side of the outside of the sealing ring (6), the blocking ring (7) is located outside the clamping mechanism (4), the first sealing ring (8) connected with the second pipeline (2) is arranged on the inner wall of one sealing ring (6), and the second sealing ring (10) connected with the first pipeline (1) is arranged outside the other sealing ring (6).

3. The PE pipe joint according to claim 1, wherein: the outside both ends of sleeve pipe (3) all are equipped with thread circle (5), and thread groove (9) with thread circle (5) threaded connection are all seted up to the inner wall of two sealing washer (6).

4. The PE pipe joint according to claim 1, wherein: the sleeve (3) is symmetrically provided with communicating grooves, and the cross sections of the communicating grooves are of T-shaped structures.

5. The PE pipe joint according to claim 1, wherein: fixture (4) are including an internal thread section of thick bamboo (11), screw thread piece (14), catch bar (15) and grip block (17), and the inside interlude in intercommunication groove has an internal thread section of thick bamboo (11), and the inside threaded connection of an internal thread section of thick bamboo (11) has screw thread piece (14), and the one end of screw thread piece (14) is equipped with catch bar (15), and the one end of catch bar (15) is equipped with grip block (17), and grip block (17) and the outer wall connection of pipeline two (2) and pipeline (1), and grip block (17) are the arc structure.

6. The PE pipe joint according to claim 5, wherein: the outer portion of the internal thread cylinder (11) is provided with a bearing (13) connected with the inner wall of the communicating groove, one end of the internal thread cylinder (11) is provided with a knob (12), and the knob (12) is located inside the shielding ring (7).

7. The PE pipe joint according to claim 5, wherein: limiting grooves (18) are symmetrically formed in two sides of the push rod (15), a connecting rod (16) clamped with the limiting grooves (18) is arranged on the inner wall of the sleeve (3), and the connecting rod (16) is of an L-shaped structure.