CN220488571U

CN220488571U - Leak-proof connector for PE pipe butt joint

Info

Publication number: CN220488571U
Application number: CN202321767435.XU
Authority: CN
Inventors: 谷来纯
Original assignee: Jiangsu Tonghui Pipe Industry Co ltd
Current assignee: Jiangsu Tonghui Pipe Industry Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-02-13
Anticipated expiration: 2033-07-06

Abstract

The utility model relates to the technical field of pipeline connectors, and particularly discloses a leakage-proof connector for butt joint of PE (polyethylene) pipes, which comprises a first PE pipe and a second PE pipe, wherein the end part of the first PE pipe is connected with a connecting cylinder through a connecting seat; according to the utility model, personnel can flexibly adjust the connector according to the distribution of the external pipelines, so that the connector has better adaptability in actual use, namely, the defect of poor adaptability in use caused by the fact that the connector cannot turn in the traditional scheme is overcome, and meanwhile, when the pipelines are dismounted in the follow-up process, the personnel can recycle the rest parts and can conveniently dismount the rest parts, thereby being convenient for the personnel to carry out part maintenance in the follow-up process, and further reducing the waste of resources.

Description

Leak-proof connector for PE pipe butt joint

Technical Field

The utility model relates to the technical field of pipeline connectors, in particular to a leakage-proof connector for PE pipe butt joint.

Background

The prior application number is: the PE pipe quick connector of 202020515360.6 comprises a body, wherein an external thread, a sealing ring and a conical pipe are sequentially arranged at the end part of the body; the sealing ring is arranged between the conical tube and the external thread; the device also comprises a fastening nut connected with the external thread; the tightening nut is provided with a tightening sleeve, and the tightening sleeve is provided with a conical ring.

In the using process of the technology, although the sealing water leakage prevention effect is realized to a certain extent, the technology is limited by the structure, and the technology cannot have a turning effect during installation, so that the technology cannot be conveniently adapted to PE pipe installation and connection in different conditions in the actual using process; therefore, in order to solve the above technical problems, we propose a leak-proof connector for butt joint of PE pipes.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a leakage-proof connector for PE pipe butt joint.

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

the utility model provides a PE tubular product is leak protection connector for butt joint, includes first PE pipe and second PE pipe, the tip of first PE pipe is connected with the connecting cylinder through the connecting seat, the tip of second PE pipe is connected with the bulb pole through the installation head, the inside that first PE pipe one end was kept away from to the connecting cylinder is equipped with the ball groove, install sealed the pad on the inner wall of ball groove, the one end that the second PE pipe was kept away from to the bulb pole is bulb end and rotates the butt at sealed pad surface, the outer anchor clamps of bulb end outer anchor clamps of bulb pole are equipped with the tensioning frame, the outer anchor clamps of connecting cylinder and tensioning frame all are equipped with a plurality of thread bush, locking bolt fastening between the thread bush of the outer anchor clamps of connecting cylinder and the thread bush that corresponds.

Preferably, a first thread cylinder is fixed in the connecting seat far away from one end of the first PE pipe, and the first thread cylinder is in threaded connection with the end part of the connecting cylinder.

Preferably, the connecting seat is provided with a sealing ring corresponding to the end part of the connecting cylinder, and one end, far away from the connecting cylinder, of the connecting seat is welded with the end part of the first PE pipe.

Preferably, a second thread cylinder is fixed in the mounting head far away from one end of the second PE pipe, and the second thread cylinder is in threaded connection with the end part of the ball head rod.

Preferably, a sealing ring is arranged between the inside of the mounting head and the end part of the ball head rod, and one end of the mounting head, which is far away from the ball head rod, is welded with the second PE pipe.

Preferably, the circulation hole inside the ball head rod penetrates through two ends of the ball head rod, and one end, close to the sealing pad, of the circulation hole is in an outward expansion state.

Preferably, the outer ring surfaces of the connecting seat and the mounting head are respectively provided with a hexagonal contact surface, and each locking bolt is distributed in a triangular mode.

The utility model provides a leakage-proof connector for PE pipe butt joint, which has the beneficial effects that:

1: according to the utility model, the tensioning frame pushes the ball head end of the ball head rod to tightly extrude on the surface of the sealing gasket, connection between pipelines is completed at the moment, namely, a medium in one pipeline flows into the other pipeline sequentially through the connecting cylinder and the ball head rod, in the process, if two pipelines are not in the same straight line, namely, a certain included angle exists between the pipelines, a person can unscrew the tensioning frame first, then the ball head rod is rotated until one end of the ball head rod far away from the sealing gasket can point to the end part of the pipeline, and at the moment, the ball head rod can be fixed again through the locking bolt.

2: when the included angle between the pipelines is limited, a person can realize the connection effect by changing different ball head rods, namely, the connector can have more flexible angle adjusting effect when in use by matching the bent ball head rods with the tensioning frame; meanwhile, when the connector is connected with an external pipeline through the arrangement of the connecting seat and the mounting head, only the connecting seat and the mounting head are fixedly connected with the pipeline, namely, when the pipeline is dismounted in the follow-up process, the rest parts can be recycled by personnel, and the parts can be maintained in a convenient dismounting mode conveniently by personnel in a targeted way, so that the resource waste is reduced, and the sealing gaskets, the sealing rings and the sealing rings are arranged, so that the leakage-proof effect of the connector is improved; the arrangement of the contact surface is convenient for people to apply force to the contact surface through an external wrench.

Drawings

FIG. 1 is a schematic view of a leak-proof joint for PE pipe butt joint according to the present utility model;

FIG. 2 is a schematic view of a leak-proof joint for PE pipe butt joint according to another embodiment of the present utility model;

FIG. 3 is a cross-sectional view of the leak-proof connector for PE pipe butt joint according to the utility model;

fig. 4 is a schematic diagram illustrating the structural disassembly of the leak-proof connector for butt joint of PE pipes according to the present utility model;

FIG. 5 is a schematic diagram showing the turning of the leak-proof joint for PE pipe butt joint according to the present utility model;

fig. 6 is a bending schematic diagram of a ball rod of a leak-proof connector for butt joint of PE pipes according to the present utility model.

In the figure: 1. a connecting cylinder; 2. a sealing gasket; 3. a ball head rod; 4. tensioning the rack; 5. a locking bolt; 6. a connecting seat; 7. a seal ring; 8. a first thread cylinder; 9. a mounting head; 10. a second thread cylinder; 11. a seal ring; 12. a first PE tube; 13. and a second PE pipe.

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.

Example 1

Referring to fig. 1-6, a leak-proof connector for butt joint of PE pipes comprises a first PE pipe 12 and a second PE pipe 13, the end part of the first PE pipe 12 is connected with a connecting cylinder 1 through a connecting seat 6, the end part of the second PE pipe 13 is connected with a ball head rod 3 through a mounting head 9, a ball groove is arranged in the connecting cylinder 1 far away from one end of the first PE pipe 12, a sealing gasket 2 is arranged on the inner wall of the ball groove, one end of the ball head rod 3 far away from the second PE pipe 13 is a ball head end and is rotationally abutted to the surface of the sealing gasket 2, a tensioning frame 4 is arranged on the outer annular surface sliding clamp of the ball head end of the ball head rod 3, locking bolts 5 corresponding to the outer annular surface of the connecting cylinder 1 and the tensioning frame 4 are respectively arranged between the locking bolts 5, and the connecting seat 6 and the mounting head 9 are arranged through the connecting seat 6, when two ends of an external pipe are pure pipe bodies, the connecting seat 6 and the mounting head 9 and the pipe ends are welded together so as to facilitate mounting of subsequent corresponding parts, and if the external pipe ends are provided with corresponding internal threads or inner threads, the corresponding to enable the connecting threads or the inner threads to be directly connected with the inner threads of the pipe ends to be directly connected with the inner threads 1 and the pipe ends through the connecting head 1.

Example 2

Referring to fig. 1 to 6, in the case where the other portions are the same as in embodiment 1, this embodiment differs from embodiment 1 in that:

the first thread cylinder 8 is fixed in the connecting seat 6 far away from one end of the first PE pipe 12, the first thread cylinder 8 is connected with the end part of the connecting cylinder 1 in a threaded manner, and the first thread cylinder 8 is arranged so as to enable the connecting seat 6 to be connected with the connecting cylinder 1 stably; the sealing ring 7 is arranged at the end part of the connecting seat 6 corresponding to the connecting cylinder 1, and the sealing ring 7 is arranged between the end of the connecting seat 6 far away from the connecting cylinder 1 and the end part of the first PE pipe 12, so that the sealing performance of the connector in use is convenient to be improved, and leakage is prevented; the second thread cylinder 10 is fixed in the inner part of one end, far away from the second PE pipe 13, of the mounting head 9, the second thread cylinder 10 is in threaded connection with the end part of the ball head rod 3, and the arrangement of the second thread cylinder 10 is convenient for enabling the mounting head 9 to be stably connected with the ball head rod 3; a sealing ring 11 is arranged between the inside of the mounting head 9 and the end part of the ball head rod 3, and one end of the mounting head 9 far away from the ball head rod 3 is welded with the second PE pipe 13, and the sealing ring 11 is arranged so as to facilitate the improvement of the tightness between the ball head rod 3 and the mounting head 9; the circulation holes inside the ball head rod 3 penetrate through the two ends of the ball head rod 3, one end of the circulation holes, which is close to the sealing gasket 2, is in an outward expansion state, and the outward expansion circulation holes are convenient for the medium flowing through the ball head rod 3 to stably circulate when the ball head rod rotates; the outer ring surfaces of the connecting seat 6 and the mounting head 9 are respectively provided with a hexagonal contact surface, each locking bolt 5 is distributed in a triangular mode, and the contact surfaces are arranged so that people can apply force to the locking bolts through external wrenches.

The use principle and the advantages are that: in the use process of the utility model, when two PE pipes (hereinafter referred to as pipelines) are required to be connected, a person firstly installs the connecting cylinder 1 at the end part of one pipeline, sleeves the tensioning frame 4 outside the ball head rod 3 and connects the end part of the ball head rod 3 with the end part of the other pipeline, then the person can firstly unscrew the tensioning frame 4 through threaded holes to be meshed with each locking bolt 5 on the connecting cylinder 1, and along with the rotation of the locking bolts 5, the tensioning frame 4 moves towards the connecting cylinder 1 until the ball head end of the ball head rod 3 is pushed by the final tensioning frame 4 to be tightly pressed on the surface of the sealing pad 2, at this time, the connection between the pipelines is completed, namely, the medium in one pipeline flows into the other pipeline sequentially through the connecting cylinder 1 and the ball head rod 3, and in the process, if the two pipelines are not in the same straight line, namely, a certain included angle is formed between the pipelines, the person can unscrew the tensioning frame 4 at this time, then rotate the ball head rod 3 until one end of the ball head rod 3 is far away from the end part of the sealing pad 2 can point to the pipeline, and the ball head rod 3 can be pressed towards the end part of the pipeline again through the locking bolts 5, thus the connecting head rod 3 can be fixed by the locking bolts 5, and the joint can not be well adapted to the traditional scheme in the use process, thus the situation is better, and the problem can be solved, and the problem is solved.

Further, in the use process of the scheme, a plurality of ball rods 3 with different shapes can be prepared, namely, the ball rods 3 can be straight cylinders or have a certain angle (the angle is larger than 0 and smaller than 150 degrees), namely, two ends of the ball rods 3 can be positioned on the same axis or have a certain included angle, so that when the included angle between pipelines is limited, a person can realize a connecting effect by changing different ball rods 3, namely, through the cooperation of the bent ball rods 3 and the tensioning frame 4, the connector can have a more flexible angle adjusting effect when in use; meanwhile, when the connector is connected with an external pipeline through the arrangement of the connecting seat 6 and the mounting head 9, only the connecting seat 6 and the mounting head 9 are fixedly connected with the pipeline, namely, when the pipeline is dismounted in the follow-up process, the rest parts can be recycled by personnel, and the parts can be maintained in a convenient and quick dismounting mode, so that the personnel can conveniently and pertinently maintain the parts, the waste of resources is reduced, and the sealing gaskets 2, the sealing rings 7 and the sealing rings 11 are arranged, so that the leakage-proof effect of the connector is improved; the arrangement of the contact surface is convenient for people to apply force to the contact surface through an external wrench.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a PE tubular product is leak protection connector for butt joint, includes first PE pipe (12) and second PE pipe (13), its characterized in that, the tip of first PE pipe (12) has connecting cylinder (1) through connecting seat (6) threaded connection, the tip of second PE pipe (13) is connected with bulb pole (3) through installation head (9), the inside that first PE pipe (12) one end was kept away from to connecting cylinder (1) is equipped with the ball groove, install sealed pad (2) on the inner wall in ball groove, the one end that second PE pipe (13) was kept away from to bulb pole (3) is bulb end and rotates the butt at sealed pad (2) surface, bulb end outer anchor ring slip card of bulb pole (3) is equipped with taut frame (4), the outer anchor ring of connecting cylinder (1) and taut frame (4) all is equipped with a plurality of thread bush, fix through locking bolt (5) between the thread bush of the outer anchor ring of connecting cylinder (1) and the thread bush that the outer anchor ring of taut frame (4) corresponds.

2. The leak-proof connector for butt joint of PE pipes according to claim 1, wherein a first thread cylinder (8) is fixed inside one end of the connecting seat (6) far away from the first PE pipe (12), and the first thread cylinder (8) is in threaded connection with the end part of the connecting cylinder (1).

3. The leak-proof connector for butt joint of PE pipes according to claim 1, wherein the connecting seat (6) is provided with a sealing ring (7) corresponding to the end part of the connecting cylinder (1), and one end of the connecting seat (6) far away from the connecting cylinder (1) is welded with the end part of the first PE pipe (12).

4. The leak-proof connector for butt joint of PE pipes according to claim 1, wherein a second thread cylinder (10) is fixed in the interior of one end of the mounting head (9) far away from the second PE pipe (13), and the second thread cylinder (10) is in threaded connection with the end part of the ball head rod (3).

5. The leak-proof connector for butt joint of PE pipes according to claim 1, wherein a sealing ring (11) is jointly arranged between the inside of the mounting head (9) and the end part of the ball head rod (3), and one end of the mounting head (9) far away from the ball head rod (3) is welded with the second PE pipe (13).

6. The leakproof connector for butt joint of PE pipes according to claim 1, wherein the circulation holes inside the ball head rod (3) penetrate through two ends of the ball head rod (3), and one end of the circulation holes, which is close to the sealing gasket (2), is in an outwards expanded state.

7. The leak-proof connector for butt joint of PE pipes according to claim 1, wherein the outer ring surfaces of the connecting seat (6) and the mounting head (9) are respectively provided with a hexagonal contact surface, and each locking bolt (5) is distributed in a triangular shape.