CN219263525U

CN219263525U - PVC pipe joint with good leakage-proof effect

Info

Publication number: CN219263525U
Application number: CN202320880555.4U
Authority: CN
Inventors: 李建丰; 杨铭钢; 杨飞
Original assignee: Hangzhou Taide Electromechanical Co ltd
Current assignee: Hangzhou Taide Electromechanical Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-06-27
Anticipated expiration: 2033-04-19

Abstract

The utility model discloses a PVC pipe joint with good leakage prevention effect, which relates to the technical field of pipeline joints and comprises a PVC joint, wherein an end pipe is fixedly arranged at the end part of the PVC joint, a lining sealing ring is movably arranged in the end pipe, U-shaped fixing rods are fixedly arranged at the outer sides of the PVC joint, compression rods are movably arranged at the two ends of the U-shaped fixing rods, a first adjusting screw is movably connected between the two U-shaped fixing rods, a pressing sealing ring is arranged at the lower position of the inner side of the lining sealing ring, and an upper pressing sealing ring is arranged at the upper end of the lining sealing ring. The lining sealing ring with the lower pressing sealing ring and the upper pressing sealing ring is arranged in the end pipe, a good sealing effect can be achieved after one end of the PVC pipe is inserted between the lining sealing ring and the lower pressing sealing ring, the strength is increased for the connection between the PVC pipe and the end pipe by using the rubber material of the lining sealing ring, and the arrangement of the two U-shaped fixing rods is beneficial to the fixed connection between the end pipe and the PVC pipe.

Description

PVC pipe joint with good leakage-proof effect

Technical Field

The utility model relates to the technical field of pipeline connectors, in particular to a PVC pipe connector with good leakage-proof effect.

Background

PVC pipe, namely hard polyvinyl chloride pipe, is formed by extrusion molding of polyvinyl chloride resin with stabilizer, lubricant and the like by hot pressing method, is plastic pipe developed and applied at the earliest, and is generally used for drainage, waste water, chemicals, heating liquid and cooling liquid, food, ultrapure liquid, slurry, gas, compressed air and vacuum system;

the common drain pipe in our life is mostly a PVC pipe, and the pipeline is fixedly connected through a straight-through pipe or a multi-way pipe, the connection mode between the two is more glue-bonded connection or seal connection is carried out by means of a rubber ring, therefore, the whole drain pipe can be formed by connecting a plurality of PVC pipelines, the pipeline in a damaged area is generally cut when one section of pipeline is damaged and needs to be replaced, the fixing buckle of the pipeline to be maintained is loosened, and the joint is used for glue connection, so that the whole installation process becomes complicated, meanwhile, the connection strength between the PVC pipelines through the rubber ring seal connection is effective, gaps are easily formed between the joint and the PVC pipeline, and leakage is caused.

Disclosure of Invention

The utility model aims to provide a PVC pipe joint with good leakage-proof effect, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a effectual PVC coupling of leak protection, includes the PVC connects, PVC connects tip fixed mounting has the end pipe, the intraductal movable mounting of end has the inside lining sealing washer, PVC connects outside fixed mounting has the U-shaped dead lever, U-shaped dead lever both ends movable mounting has the depression bar, two swing joint has first adjusting screw between the U-shaped dead lever.

As a further preferable scheme of the utility model, a lower pressing sealing ring is arranged at the lower position of the inner side of the lining sealing ring, an upper pressing sealing ring is arranged at the upper end of the lining sealing ring, the lower pressing sealing ring and the upper pressing sealing ring are integrally injection molded, the upper pressing sealing ring is L-shaped, the lining sealing ring is installed on the inner side of the end pipe in a penetrating way, the upper pressing sealing ring is clamped at the upper end of the end pipe, and the lower end of the lower pressing sealing ring is attached to the inner bottom of the end pipe and the inner side of the PVC joint.

As a further preferable scheme of the utility model, the two ends of the U-shaped fixing rod are respectively provided with a fixing rod, the U-shaped fixing rod and the fixing rods are integrally bent and formed, a limiting rod is arranged between the two fixing rods, the two ends of the limiting rod are respectively and fixedly arranged at one end of the corresponding fixing rod in a welding mode, a first screw hole is formed in the center of the limiting rod, and a second adjusting screw is movably arranged in the first screw hole.

As a further preferable scheme of the utility model, sliding ports are formed at two ends of the pressure rod, a rotary groove is formed in the central position of one side of the pressure rod opposite to the limiting rod, and the pressure rod is installed between the two fixed rods in a penetrating manner through the sliding ports at the two ends.

As a further preferable scheme of the utility model, a rotating block is fixedly arranged at one end of the second adjusting screw, a first end block is fixedly arranged at the other end of the second adjusting screw, the second adjusting screw is in threaded connection with the first screw hole, and the rotating block is rotatably arranged in the rotating groove.

As a further preferable scheme of the utility model, one side of each U-shaped fixing rod is fixedly provided with a fixing block, the fixing blocks are internally provided with second screw holes, the outer sides of the first adjusting screws are respectively provided with left-handed threads and right-handed threads, the two ends of the first adjusting screws are respectively in threaded connection with the corresponding second screw holes, and the two ends of the first adjusting screws are also fixedly provided with second end blocks.

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

according to the PVC pipe joint with good leakage-proof effect, the lining sealing ring with the lower pressing sealing ring and the upper pressing sealing ring is arranged in the end pipe, so that a good sealing effect can be achieved after one end of a PVC pipe is inserted between the lining sealing ring and the lower pressing sealing ring, the strength of connection between the PVC pipe and the end pipe is increased by using rubber materials of the lining sealing ring, and the arrangement of the two U-shaped fixing rods is beneficial to the fixed connection between the end pipe and the PVC pipe.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a cross-sectional view of a PVC fitting of the present utility model;

fig. 3 is a schematic view of a U-shaped fixing rod according to the present utility model.

In the figure: 1. a PVC joint; 2. an end pipe; 3. lining a sealing ring; 4. a U-shaped fixing rod; 5. a compression bar; 6. a first adjusting screw; 7. pressing down the sealing ring; 8. pressing a sealing ring; 9. a fixed rod; 10. a limit rod; 11. a sliding port; 12. a rotary groove; 13. a first screw hole; 14. a second adjusting screw; 15. a rotating block; 16. a first end block; 17. a fixed block; 18. a second screw hole; 19. a second end block.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in figures 1-3, the PVC pipe joint with good leakage prevention effect provided by the utility model comprises a PVC joint 1, wherein an end pipe 2 is fixedly arranged at the end part of the PVC joint 1, a lining sealing ring 3 is movably arranged in the end pipe 2, two ends of a U-shaped fixing rod 4,U-shaped fixing rod 4 are movably arranged at the outer side of the PVC joint 1, and a compression bar 5 is movably arranged at the two ends of the U-shaped fixing rod 4, and a first adjusting screw 6 is movably connected between the two U-shaped fixing rods 4.

A lower pressing sealing ring 7 is arranged at the lower position of the inner side of the lining sealing ring 3, an upper pressing sealing ring 8 is arranged at the upper end of the lining sealing ring 3, the lower pressing sealing ring 7 and the upper pressing sealing ring 8 are integrally injection molded, the upper pressing sealing ring 8 is L-shaped, the lining sealing ring 3 is installed on the inner side of the end pipe 2 in a penetrating way, the upper pressing sealing ring 8 is clamped at the upper end of the end pipe 2, the lower end of the lower pressing sealing ring 7 is attached to the inner bottom of the end pipe 2 and the inner side of the PVC joint 1, and the lower pressing sealing ring 7 and the upper pressing sealing ring 8 at the two ends of the lining sealing ring 3 are utilized to play a bidirectional reinforcing sealing effect;

u-shaped dead lever 4 both ends all are equipped with dead lever 9,U shape dead lever 4 and dead lever 9 as an organic whole bending shaping, be equipped with gag lever post 10 between two dead levers 9, gag lever post 10 both ends are through welded mode fixed mounting respectively in corresponding dead lever 9 one end, first screw 13 has been seted up to gag lever post 10 central point put, movable mounting has second adjusting screw 14 in the first screw 13, slide 11 has all been seted up at depression bar 5 both ends, depression bar 5 has been seted up rotary groove 12 for gag lever post 10 one side central point put, depression bar 5 is installed between two dead levers 9 through the slide 11 interlude at both ends, second adjusting screw 14 one end fixed mounting has rotary block 15, second adjusting screw 14 other end fixed mounting has first end block 16, and second adjusting screw 14 threaded connection is in first screw 13, rotary block 15 rotation is installed in rotary groove 12, two U-shaped dead lever 4 one side respectively fixed mounting have fixed block 17, set up second screw 18 in the fixed block 17, first adjusting screw 6 outside is equipped with left-hand thread and right-hand thread respectively, and first adjusting screw 6 is connected at two ends corresponding to two ends of corresponding 6, two ends are in the second adjusting screw 1, seal joint 1 is further connected with PVC sealing washer 1, the sealing washer is further fixed with two ends of the second adjusting screw 14.

It should be noted that, the present utility model is a PVC pipe joint with good leakage-proof effect, when the PVC joint 1 is connected with an external pipe, one end of the pipe is inserted into the end pipe 2 at one end of the PVC joint 1, and the liner sealing ring 3 is placed between the end pipe 2 and the pipe, and one end of the pipe is inserted into the groove between the liner sealing ring 3 and the lower pressing sealing ring 7, the upper pressing sealing ring 8 is clamped at one end of the end pipe 2, the sealing effect of the liner sealing ring 3 is improved by the two-way enhancement seal of the lower pressing sealing ring 7 and the upper pressing sealing ring 8, then one of the U-shaped fixing rods 4 is inserted and installed at the outer side of the PVC joint 1, and the first end block 16 is rotated, then the first end block 16 drives the second adjusting screw 14 to rotate in the first screw hole 13, and the rotating block 15 at one end of the second adjusting screw 14 rotates in the rotating groove 12, and then presses the pressing rod 5 to one side of the PVC joint 1, and the U-shaped fixing rod 4 clamps the whole device at the outer side of the PVC joint 1, and then the other U-shaped fixing rod 4 is inserted into the two end pipe by the corresponding screw hole 17, and the two end blocks are screwed into the corresponding screw holes 17, and the two end blocks are fixed at the two ends of the pipe 3, and the two end blocks are screwed and the two end of the pipe is fixed by the corresponding screw thread-shaped fixing rod is fixed at the two ends of the pipe 3.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a PVC coupling that leak protection effect is good, includes PVC joint (1), PVC joint (1) tip fixed mounting has end pipe (2), its characterized in that: the novel PVC pipe is characterized in that a lining sealing ring (3) is movably mounted in the end pipe (2), a U-shaped fixing rod (4) is fixedly mounted on the outer side of the PVC joint (1), a compression rod (5) is movably mounted at two ends of the U-shaped fixing rod (4), and a first adjusting screw (6) is movably connected between the U-shaped fixing rods (4).

2. The PVC pipe joint with good leakage-proof effect according to claim 1, wherein: the lining sealing ring (3) is characterized in that a lower pressing sealing ring (7) is arranged at the lower position of the inner side of the lining sealing ring (3), an upper pressing sealing ring (8) is arranged at the upper end of the lining sealing ring (3), the lining sealing ring (3) and the lower pressing sealing ring (7) are integrally injection molded, the upper pressing sealing ring (8) is L-shaped, the lining sealing ring (3) is installed on the inner side of the end pipe (2) in a penetrating mode, the upper pressing sealing ring (8) is clamped at the upper end of the end pipe (2), and the lower end of the lower pressing sealing ring (7) is attached to the inner bottom of the end pipe (2) and the inner side of the PVC joint (1).

3. The PVC pipe joint with good leakage-proof effect according to claim 2, wherein: the utility model discloses a U-shaped dead lever, including dead lever (9), fixed lever (9), U-shaped dead lever (4) and dead lever (9) are bent as an organic whole shaping, two be equipped with gag lever post (10) between dead lever (9), fixed mounting is in corresponding dead lever (9) one end respectively through welded mode at gag lever post (10) both ends, first screw (13) have been seted up to gag lever post (10) central point put, movable mounting has second adjusting screw (14) in first screw (13).

4. A leak resistant PVC pipe joint as recited in claim 3, wherein: sliding ports (11) are formed in two ends of the pressing rod (5), a rotary groove (12) is formed in the center position of one side of the pressing rod (5) opposite to the limiting rod (10), and the pressing rod (5) is installed between the two fixing rods (9) in a penetrating mode through the sliding ports (11) in two ends.

5. The PVC pipe joint with good leakage-proof effect according to claim 4, wherein: the rotary block (15) is fixedly arranged at one end of the second adjusting screw (14), the first end block (16) is fixedly arranged at the other end of the second adjusting screw (14), the second adjusting screw (14) is in threaded connection with the first screw hole (13), and the rotary block (15) is rotatably arranged in the rotary groove (12).

6. The PVC pipe joint with good leakage prevention effect according to claim 5, wherein: two U-shaped dead lever (4) one side is fixed mounting respectively has fixed block (17), second screw (18) have been seted up in fixed block (17), first adjusting screw (6) outside is equipped with left-hand thread and right-hand thread respectively, just first adjusting screw (6) both ends threaded connection respectively in second screw (18) that correspond, first adjusting screw (6) both ends are still all fixed mounting have second end block (19).