Polyethylene pipe convenient to disassemble and assemble and use method thereof

Abstract

The invention relates to the technical field of polyethylene pipes, and discloses a polyethylene pipe convenient to disassemble and assemble and a using method thereof.The polyethylene pipe comprises two pipe bodies, the joint of the two pipe bodies is movably sleeved with a sealing ring, the two ends of each pipe body are each fixedly provided with a threaded ring and two limiting rings, and each threaded ring is provided with an outer cover in a threaded mode. The movable clamp is moved out of the inner sides of the two limiting rings by screwing the screw handle, the mounting ring is moved, the mounting ring drives the extrusion ring to move away from the outer cover, the extrusion ring drives the sealing sleeve to move, the outer cover is screwed, the sealing ring is moved away from the joint of the two pipe bodies, and disassembly and assembly are completed only by moving the sealing ring to the joint and moving the outer cover. And the extrusion ring is used for fixing, so that a tool does not need to be used for screwing the fastener in the disassembly and assembly process, disassembly and assembly work does not need to be carried out through a large amount of labor, and disassembly and assembly are convenient.

Description

Technical Field

[0001] The invention relates to the technical field of polyethylene pipes, and in particular to a polyethylene pipe that is convenient to disassemble and assemble and a use method thereof. Background Art

[0002] Polyethylene pipe is a plastic pipe made of polyethylene material, which is widely used in municipal water supply, gas transmission, agricultural irrigation, chemical transportation, etc. As a thermoplastic, polyethylene has excellent chemical stability, corrosion resistance, low friction coefficient, good toughness and processability.

[0003] Polyethylene pipes may leak, become clogged or have other faults during use, requiring workers to disassemble the polyethylene pipes for inspection and subsequent installation. However, the polyethylene pipes in the prior art are fixed by multiple mounting bolts, which will gradually rust over time, making it inconvenient to disassemble and install them. In addition, the sealing of the polyethylene pipe connection may be reduced due to the influence of disassembly and assembly. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a polyethylene pipe that is easy to disassemble and assemble and a method of using the same.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A polyethylene pipe that is easy to disassemble and assemble comprises two pipe bodies. A sealing ring is movably sleeved at the connection of the two pipe bodies. A threaded ring and two limiting rings are fixedly mounted at both ends of each pipe body. An outer cover is threadedly mounted on each threaded ring. The outer cover and the sealing ring are pressed against each other. A mounting mechanism is movably mounted between every two limiting rings. A supporting mechanism is arranged on the mounting mechanism, and the supporting mechanism abuts against the outer cover to support the outer cover.

[0007] Furthermore, the sealing ring is made of rubber and has a certain toughness.

[0008] Furthermore, the mounting mechanism comprises a mounting ring movably mounted between the two limiting rings at corresponding positions, the mounting ring is provided with a plurality of movable grooves, and a plurality of threaded blocks are fixedly mounted on the mounting ring at positions corresponding to the movable grooves.

[0009] Furthermore, the mounting mechanism also includes a movable clip arranged on the movable groove, each of the movable clips is connected to two first springs, and the two springs are connected to the inner wall of the movable groove at corresponding positions.

[0010] Furthermore, a round shell is fixedly mounted on each movable clamp, a round block is movably mounted on the inner side of the round shell, a screw handle is fixedly mounted on the round block, and the screw handle is threadedly connected to the threaded block at the corresponding position.

[0011] Furthermore, the support mechanism comprises a plurality of circular sleeves fixedly mounted on the mounting ring, a second spring is connected to the inner wall of each circular sleeve, and an end of the second spring is connected to a telescopic rod matched with the circular sleeve.

[0012] Furthermore, a fixing block is fixedly mounted on the end of each telescopic rod, and a pressing ring is fixedly mounted on the plurality of fixing blocks, and the pressing ring is in contact with the outer cover.

[0013] Furthermore, a sealing sleeve is movably mounted on the tube body, and the sealing sleeve is pressed against the pressing ring, and a pressing block is fixedly mounted on each telescopic rod, and a plurality of the pressing blocks are pressed against the sealing sleeve at corresponding positions together.

[0014] Furthermore, an inner ring is fixedly installed on the plurality of circular sleeves, two annular grooves are symmetrically provided on the inner ring, a swivel is movably installed on the inner sides of the two annular grooves, and the swivel is movably connected to the inner ring, two side blocks are symmetrically fixedly installed on the swivel, and a threaded rod is threadedly installed on the inner side of each side block.

[0015] The present invention also discloses a method for using a polyethylene pipe that is convenient for assembly and disassembly, comprising the following steps:

[0016] S1: Use a disassembly tool to screw the threaded rod out of the fixed position, and move the movable clamp out of the inner side of the two limit rings by twisting the screw handle. By moving the installation ring, the extrusion block no longer squeezes the sealing sleeve, and the extrusion ring no longer squeezes the outer cover. At the same time, the extrusion ring drives the sealing sleeve to move;

[0017] S2: rotating the outer cover so that the outer cover moves under the thread support of the threaded ring, so that the outer cover moves away from the sealing ring, and the sealing ring is moved away from the connection between the two pipe bodies, thereby completing the disassembly of the pipe body;

[0018] S3: When the maintenance work is completed, the movable clamp is moved to the inner side of the two limit rings by moving the installation ring and turning the screw handle, and the two pipe bodies are moved together for connection, and the threaded rod is inserted into the installation position for support;

[0019] S4: Move the extrusion ring and the sealing ring to the connection between the two pipe bodies at the same time, rotate the outer cover so that the outer cover squeezes and wraps the sealing ring, loosen the extrusion ring so that the extrusion ring squeezes the outer cover, and the extrusion block drives the sealing sleeve to seal the extrusion ring, and the installation work is completed.

[0020] The beneficial effects of the present invention are:

[0021] 1. The polyethylene pipe convenient for disassembly and assembly and the method for using the same described in the present invention comprises the following steps: by twisting the screw handle to move the movable clamp out of the inner sides of the two limit rings, moving the installation ring, causing the installation ring to drive the extrusion ring to move away from the outer cover, causing the extrusion ring to drive the sealing sleeve to move, twisting the outer cover to move the sealing ring away from the connection between the two pipe bodies, and completing the disassembly; during installation, only the sealing ring needs to be moved to the connection, the outer cover needs to be moved, and the extrusion ring needs to be used to fix it, so that during the disassembly and assembly process, there is no need to use tools to screw the fasteners, and there is no need to perform the disassembly and assembly work through a large amount of labor, thereby facilitating the disassembly and assembly.

[0022] 2. The polyethylene tube that is easy to disassemble and assemble and the method of using the polyethylene tube described in the present invention use an outer cover and a sealing sleeve to seal the connection of the tube body, and increase the sealing performance of the tube body connection through a multi-layer sealing structure.

[0023] 3. The polyethylene pipe that is easy to disassemble and assemble and the method of using the same described in the present invention can be easily installed on the ground, on the wall or upside down by rotating the swivel, thereby using a threaded rod, thereby facilitating diversified installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall structure of a polyethylene pipe that is easy to disassemble and assemble proposed by the present invention;

[0025] Figure 2 This is a schematic diagram of the cross-sectional structure of a polyethylene pipe that is easy to disassemble and assemble proposed by the present invention;

[0026] Figure 3 This is a schematic diagram of the three-dimensional structure of a polyethylene pipe that is easy to disassemble and assemble proposed by the present invention;

[0027] Figure 4 This is a schematic diagram of the explosion structure of a threaded ring of a polyethylene pipe that is easy to disassemble and assemble proposed by the present invention;

[0028] Figure 5 A schematic diagram of the explosion structure of the outer cover of a polyethylene pipe that is easy to disassemble and assemble proposed by the present invention;

[0029] Figure 6 This is a schematic diagram of a circular sleeve explosion structure of a polyethylene pipe that is easy to disassemble and assemble proposed by the present invention;

[0030] Figure 7 This is a schematic diagram of the explosion structure of a mounting ring of a polyethylene pipe that is convenient for disassembly and assembly proposed by the present invention;

[0031] Figure 8 This is a schematic diagram of the explosion structure of a movable clamp for polyethylene pipes that is easy to disassemble and assemble proposed by the present invention;

[0032] Fig. 9 The present invention is a schematic diagram of a swivel explosion structure of a polyethylene pipe that is easy to disassemble and assemble.

[0033] In the figure: 1, tube body; 101, sealing ring; 2, threaded ring; 3, limiting ring; 4, outer cover; 5, mounting ring; 6, first spring; 7, movable clamp; 8, round shell; 9, round block; 10, screw handle; 11, threaded block; 12, round sleeve; 13, second spring; 14, telescopic rod; 15, fixed block; 16, extrusion ring; 17, sealing sleeve; 18, extrusion block; 19, inner ring; 20, ring groove; 21, swivel; 22, side block; 23, threaded plug rod. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0035] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0036] Embodiment 1

[0037] Please refer to the attached Figure 1 -Attached Fig. 9A polyethylene pipe that is easy to disassemble and assemble, comprising two pipe bodies 1, a sealing ring 101 is movably sleeved at the connection between the two pipe bodies 1, a threaded ring 2 and two limiting rings 3 are fixedly installed at both ends of each pipe body 1, an outer cover 4 is threadedly installed on each threaded ring 2, the outer cover 4 is squeezed with the sealing ring 101, a mounting mechanism is movably installed between each two limiting rings 3, a supporting mechanism is provided on the mounting mechanism, and the supporting mechanism abuts against the outer cover 4 to support the outer cover 4, the sealing ring 101 is made of rubber and has a certain toughness, the mounting mechanism comprises a mounting ring 5 movably installed between the two limiting rings 3 at corresponding positions, a plurality of movable grooves are opened on the mounting ring 5, a plurality of threaded blocks 11 are fixedly installed at the positions corresponding to the movable grooves on the mounting ring 5, the mounting mechanism It also includes an active clamp 7 arranged on the active groove, each of which is connected to two first springs 6, and the two springs are connected to the inner wall of the active groove at the corresponding position, each of which is fixedly installed with a round shell 8, and a round block 9 is movably installed on the inner side of the round shell 8, a screw handle 10 is fixedly installed on the round block 9, and the screw handle 10 is threadedly connected to the threaded block 11 at the corresponding position, and the supporting mechanism includes a plurality of round sleeves 12 fixedly installed on the mounting ring 5, each of which is connected to a second spring 13 on the inner wall of the round sleeve 12, and a telescopic rod 14 adapted to the round sleeve 12 is connected to the end of the second spring 13, and a fixed block 15 is fixedly installed on the end of each of the telescopic rods 14, and an extrusion ring 16 is fixedly installed on the plurality of fixed blocks 15, and the extrusion ring 16 abuts against the outer cover 4.

[0038] In the actual application of this embodiment, the staff twists the screw handle 10 to make the screw handle 10 move under the thread support of the threaded block 11, so that the screw handle 10 drives the movable clamp 7 to move through the round block 9 and the round block 9, so that the movable clamp 7 moves out of the inner side of the two limit rings 3, moves the installation ring 5, and drives the extrusion ring 16 to move away from the outer cover 4 through the round sleeve 12, the second spring 13, the telescopic rod 14 and the fixed block 15, twists the outer cover 4, and moves the outer cover 4 under the thread support of the threaded ring 2, so that the sealing ring 101 is exposed to the outside, and the outer cover 4 is twisted. The sealing ring 101 is moved away from the connection between the two tube bodies 1 to complete the disassembly. During installation, it is only necessary to move the sealing ring 101 to the connection between the two tube bodies 1, move the outer cover 4 so that the two outer covers 4 abut against each other to wrap the sealing ring 101, move the installation ring 5, and drive the movable clamp 7 to move between the two limit rings 3 by twisting the screw handle 10 with the support of the elastic force of the first spring 6, and use the extrusion ring 16 to squeeze the outer cover 4 to fix it, so that there is no need to use tools to tighten the fasteners during the disassembly and assembly process, and there is no need to perform disassembly and assembly work through a lot of labor, which makes disassembly and assembly easy.

[0039] In a preferred embodiment, a sealing sleeve 17 is movably mounted on the tube body 1, and the sealing sleeve 17 is squeezed with the squeezing ring 16, and an squeezing block 18 is fixedly mounted on each telescopic rod 14, and a plurality of the squeezing blocks 18 are jointly squeezed with the sealing sleeve 17 at the corresponding position.

[0040] In actual application of this embodiment, the sealing sleeve 17 is made of rubber material and has a certain toughness. The sealing sleeve 17 is moved to the outside of the extrusion ring 16 and the tube body 1, and the sealing sleeve 17 is squeezed and fixed by the extrusion block 18. The connection between the tube body 1 is sealed by the outer cover 4 and the sealing sleeve 17, and the sealing performance of the connection of the tube body 1 is increased by the multi-layer sealing structure.

[0041] In a preferred embodiment, an inner ring 19 is fixedly installed on the plurality of circular sleeves 12, two annular grooves 20 are symmetrically provided on the inner ring 19, a swivel 21 is movably installed on the inner sides of the two annular grooves 20, and the swivel 21 is movably connected to the inner ring 19, two side blocks 22 are symmetrically fixedly installed on the swivel 21, and a threaded rod 23 is threadedly installed on the inner side of each side block 22.

[0042] In actual application of this embodiment, the staff rotates the swivel 21, thereby using the threaded rod 23 to facilitate the ground, wall and upside-down installation of the pipe body 1, aligns the threaded rod 23 with the installation position, and uses a tool to screw the threaded rod 23 into the installation position, so that the threaded rod 23 supports the pipe body 1 through the side block 22, the swivel 21, the inner ring 19 and the round sleeve 12. While facilitating diversified installation, it is convenient for the staff to support the pipe body 1 when performing connection work, and further facilitates disassembly and assembly.

[0043] Embodiment 2

[0044] This embodiment provides a method for using a polyethylene pipe that is easy to assemble and disassemble, comprising the following steps:

[0045] S1: Use a disassembly tool to screw the threaded rod 23 out of the fixed position, and move the movable clamp 7 out of the inner side of the two limit rings 3 by twisting the screw handle 10. By moving the mounting ring 5, the extrusion block 18 no longer squeezes the sealing sleeve 17, and the extrusion ring 16 no longer squeezes the outer cover 4. At the same time, the extrusion ring 16 drives the sealing sleeve 17 to move;

[0046] S2: rotating the outer cover 4 so that the outer cover 4 moves under the thread support of the threaded ring 2, so that the outer cover 4 moves away from the sealing ring 101, and the sealing ring 101 is moved away from the connection between the two pipe bodies 1, thereby completing the disassembly of the pipe body 1;

[0047] S3: When the maintenance work is completed, the movable clamp 7 is moved to the inner side of the two limit rings 3 by moving the installation ring 5 and screwing the screw handle 10, and the two pipe bodies 1 are moved together for connection, and the threaded rod 23 is inserted into the installation position for support;

[0048] S4: Move the extrusion ring 16, and at the same time, move the sealing ring 101 to the connection between the two tube bodies 1, rotate the outer cover 4, so that the outer cover 4 extrude and wrap the sealing ring 101, loosen the extrusion ring 16, so that the extrusion ring 16 extrude the outer cover 4, and make the extrusion block 18 drive the sealing sleeve 17 to seal the extrusion ring 16, and the installation work can be completed.

[0049] The working principle of the present invention is as follows: the staff uses a disassembly tool to screw the threaded rod 23 out of the fixed position, and moves the movable clamp 7 out of the inner side of the two limit rings 3 by twisting the screw handle 10, and moves the extrusion ring 16 away from the outer cover 4 by moving the installation ring 5. At the same time, the extrusion ring 16 drives the sealing sleeve 17 to move, and rotates the outer cover 4, so that the outer cover 4 moves under the thread support of the threaded ring 2, so that the outer cover 4 moves away from the sealing ring 101, and the sealing ring 101 is moved away from the connection between the two pipe bodies 1, thereby completing the disassembly of the pipe body 1, and performing maintenance. When the maintenance After the repair work is completed, by moving the installation ring 5 and twisting the screw handle 10, the movable clamp 7 is moved to the inner side of the two limit rings 3, the two pipe bodies 1 are moved together for connection, and the threaded rod 23 is inserted into the installation position for support, and the extrusion ring 16 is moved. At the same time, the sealing ring 101 is moved to the connection between the two pipe bodies 1, and the outer cover 4 is rotated to make the two outer covers 4 abut against each other, and the extrusion ring 16 is loosened so that the extrusion ring 16 squeezes the outer cover 4, and the extrusion block 18 drives the sealing sleeve 17 to seal the extrusion ring 16, and the installation work is completed.

[0050] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A polyethylene pipe that is easy to disassemble and assemble, comprising two pipe bodies (1), characterized in that: A sealing ring (101) is movably sleeved at the connection between the two tube bodies (1); a threaded ring (2) and two limiting rings (3) are fixedly mounted at both ends of each tube body (1); an outer cover (4) is threadedly mounted on each threaded ring (2); the outer cover (4) and the sealing ring (101) are pressed against each other; a mounting mechanism is movably mounted between each two limiting rings (3); a supporting mechanism is arranged on the mounting mechanism, and the supporting mechanism abuts against the outer cover (4) to support the outer cover (4).

2. The polyethylene pipe that is easy to disassemble and assemble according to claim 1, characterized in that: The sealing ring (101) is made of rubber and has a certain toughness.

3. The polyethylene pipe that is easy to disassemble and assemble according to claim 2, characterized in that: The mounting mechanism comprises a mounting ring (5) movably mounted between two limiting rings (3) at corresponding positions, a plurality of movable grooves being provided on the mounting ring (5), and a plurality of threaded blocks (11) being fixedly mounted on the mounting ring (5) at positions corresponding to the movable grooves.

4. The polyethylene pipe that is easy to disassemble and assemble according to claim 3, characterized in that: The mounting mechanism also includes an active clamp (7) arranged on the active groove, each of the active clamps (7) is connected to two first springs (6), and the two springs are connected to the inner wall of the active groove at corresponding positions.

5. The polyethylene pipe that is easy to disassemble and assemble according to claim 4, characterized in that: A round shell (8) is fixedly mounted on each movable clamp (7), a round block (9) is movably mounted inside the round shell (8), a screw handle (10) is fixedly mounted on the round block (9), and the screw handle (10) is threadedly connected to the threaded block (11) at the corresponding position.

6. The conveniently disassembled polyethylene pipe according to claim 5, characterized in that: The support mechanism comprises a plurality of circular sleeves (12) fixedly mounted on the mounting ring (5), a second spring (13) being connected to the inner wall of each circular sleeve (12), and a telescopic rod (14) matching the circular sleeve (12) being connected to the end of the second spring (13).

7. The conveniently disassembled polyethylene pipe according to claim 6, characterized in that: A fixing block (15) is fixedly mounted on the end of each telescopic rod (14), and a pressing ring (16) is fixedly mounted on a plurality of the fixing blocks (15), and the pressing ring (16) is in contact with the outer cover (4).

8. The conveniently disassembled polyethylene pipe according to claim 7, characterized in that: A sealing sleeve (17) is movably mounted on the tube body (1), and the sealing sleeve (17) is pressed against the pressing ring (16); an pressing block (18) is fixedly mounted on each telescopic rod (14), and a plurality of the pressing blocks (18) are pressed against the sealing sleeve (17) at corresponding positions.

9. The conveniently disassembled polyethylene pipe according to claim 8, characterized in that: An inner ring (19) is fixedly mounted on the plurality of circular sleeves (12), two annular grooves (20) are symmetrically provided on the inner ring (19), a rotating ring (21) is movably mounted on the inner sides of the two annular grooves (20), and the rotating ring (21) is movably connected to the inner ring (19), two side blocks (22) are symmetrically fixedly mounted on the rotating ring (21), and a threaded rod (23) is threadedly mounted on the inner side of each side block (22).

10. A method for using a polyethylene pipe that is easy to disassemble and assemble, characterized in that: A polyethylene pipe that is convenient for assembly and disassembly as described in any one of claims 1 to 9, comprising the following steps: S1: Use a disassembly tool to screw the threaded rod (23) out of the fixed position, and move the movable clamp (7) out of the inner side of the two limit rings (3) by twisting the screw handle (10). By moving the mounting ring (5), the extrusion block (18) no longer presses the sealing sleeve (17), and the extrusion ring (16) no longer presses the outer cover (4). At the same time, the extrusion ring (16) drives the sealing sleeve (17) to move; S2: rotating the outer cover (4) so ​​that the outer cover (4) moves under the support of the threads of the threaded ring (2), so that the outer cover (4) moves away from the sealing ring (101), and the sealing ring (101) is moved away from the connection between the two tube bodies (1), thereby completing the disassembly of the tube body (1); S3: When the maintenance work is completed, the mounting ring (5) is moved, the screw handle (10) is turned, and the movable clamp (7) is moved to the inner side of the two limiting rings (3), the two pipe bodies (1) are moved together for connection, and the threaded rod (23) is inserted into the mounting position for support; S4: Move the extrusion ring (16) and at the same time, move the sealing ring (101) to the connection point between the two tube bodies (1), rotate the outer cover (4) so ​​that the outer cover (4) extrudes and wraps the sealing ring (101), loosen the extrusion ring (16), and make the extrusion ring (16) extrudes the outer cover (4), so that the extrusion block (18) drives the sealing sleeve (17) to seal the extrusion ring (16), and the installation work is completed.

Images