CN219510355U

CN219510355U - Pipe fitting joint connecting piece for valve

Info

Publication number: CN219510355U
Application number: CN202320392719.9U
Authority: CN
Inventors: 战庆卢
Original assignee: Dalian Hualian Electric Control Technology Co ltd
Current assignee: Dalian Hualian Electric Control Technology Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-11
Anticipated expiration: 2033-03-06

Abstract

The utility model relates to the technical field of pipe fittings, in particular to a pipe fitting joint connecting piece for a valve. Can make the pipe fitting connect and drive in the circular groove that first sealing washer enters into the ring flange, can initially improve the leakproofness between pipe fitting joint and the ring flange through first sealing washer like this, the retaining ring also can support the second sealing washer tightly through the elasticity effect of spring simultaneously, and then can further improve the leakproofness of second pipeline and ring flange junction through the second sealing washer, avoids taking place to reveal the phenomenon.

Description

Pipe fitting joint connecting piece for valve

Technical Field

The utility model relates to the technical field of pipe fittings, in particular to a pipe fitting connector for a valve.

Background

The valve is a basic component in a pipeline system, and can be connected with an external pipeline through a pipe joint connector for use.

A connector for a double seal valve fitting, such as the grant publication CN 218063782U, includes a connector. According to the utility model, the first sealing ring, the second sealing ring and the elastic rod are arranged, the elastic rod at the inner side of the fixed block is used for supporting the first sealing ring, so that the elasticity and sealing effect of the first sealing ring are improved, the service life of the first sealing ring is prolonged, the left end of the connector is sealed by using the second sealing ring to seal a connected pipeline, the installation tightness of the connector is improved, and the phenomenon of water seepage at the later stage is avoided.

Disclosure of Invention

The utility model aims to solve the problem that water flowing through a valve and a connector in the above-mentioned comparison patent overflows from a sliding groove where a sliding rod is in sliding connection with a fixed ring and the connector and then flows out from a through hole of the fixed rod, so that the integral sealing performance of the pipe joint connector is not good, and provides the pipe joint connector for the valve.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a pipe fitting joint connecting piece that valve used, includes valve body and first pipeline, the right side rigid coupling of valve body has first pipeline, the right side rigid coupling of first pipeline has the ring flange, connecting device is installed on the right side of ring flange, sealing device is installed in connecting device's outside.

Preferably, the connecting device comprises a second pipeline, the second pipeline is positioned on the right side of the flange plate, a pipe fitting joint is fixedly connected on the left side of the second pipeline, a first sealing ring is fixedly connected at an arc-shaped groove of the pipe fitting joint, the outer wall of the first sealing ring is tightly attached to the inner wall of a circular groove of the flange plate, and a disc connecting piece is fixedly connected on the middle outer wall of the second pipeline.

Preferably, a check ring is arranged on the left side of the disc connecting piece, and the inner wall of the check ring is in clearance fit with the outer wall of the second pipeline.

Preferably, the sealing device comprises a second sealing ring, the second sealing ring is sleeved on the outer wall of the second pipeline, the outer walls of the left side and the right side of the second sealing ring are respectively attached to the outer walls of the flange plate and the retainer ring, the right side of the second sealing ring is provided with a plurality of cross rods, the left sides of the cross rods are fixedly connected with the retainer ring, the right side outer wall of the cross rods is provided with a cylinder body, the inner wall of the opening of the cylinder body is in clearance fit with the outer wall of the cross rod, and the outer wall of the cylinder body is fixedly connected with the inner part of the disc connecting piece.

Preferably, the right side of the cross rod is fixedly connected with a stop block, and the outer wall of the stop block is in clearance fit with the inner wall of the cylinder body.

Preferably, a spring is arranged in the right side of the cylinder, and two ends of the spring are fixedly connected with the stop block and the cylinder respectively.

The pipe fitting joint connecting piece for the valve has the beneficial effects that: can drive pipe fitting joint etc. through the second pipeline and remove, make pipe fitting joint drive first sealing washer enter into the circular slot of ring flange, can initially improve the leakproofness between pipe fitting joint and the ring flange through first sealing washer like this, simultaneously after the outer wall of second sealing washer and the outer wall laminating of ring flange, the ring flange can block the retaining ring through the second sealing washer, the retaining ring blocks the horizontal pole again, and the second pipeline can continue to drive the barrel through the disc connecting piece and remove to the left side, thereby barrel cooperation dog and horizontal pole alright extrude the spring, the retaining ring also can support the second sealing washer tightly through the elasticity effect of spring simultaneously, and then can further improve the leakproofness of second pipeline and ring flange junction through the second sealing washer, avoid taking place to reveal the phenomenon, finally connect fixed with the ring flange of disc connecting piece through corresponding structure can.

Drawings

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

FIG. 2 is a partial exploded view of FIG. 1;

FIG. 3 is a schematic view of the first seal ring, the second seal ring and the pipe fitting joint of FIG. 1;

fig. 4 is a schematic view of the structure of the screw, nut and cross bar of fig. 1.

In the figure: 1. valve body, 2, first pipeline, 3, connecting device, 301, second pipeline, 302, pipe fitting joint, 303, first sealing washer, 304, disc connecting piece, 3A1, screw rod, 3A2, gasket, 3A3, nut, 4, sealing device, 401, second sealing washer, 402, horizontal pole, 403, barrel, 5, ring flange, 6, retaining ring, 7, dog, 8, spring.

The specific embodiment is as follows:

the utility model is further described below with reference to the accompanying drawings:

example 1:

referring to fig. 1-4, in this embodiment, a pipe fitting joint connector for a valve includes a valve body 1 and a first pipe 2, the right side of the valve body 1 is fixedly connected with the first pipe 2, the right side of the first pipe 2 is fixedly connected with a flange 5, a through hole and a circular groove are machined in the middle of the inside of the flange 5, a connecting device 3 is installed on the right side of the flange 5, and a sealing device 4 is installed on the outer side of the connecting device 3.

Referring to fig. 1-3, the connecting device 3 comprises a second pipeline 301, a pipe fitting joint 302, a first sealing ring 303 and a disc connecting piece 304, wherein the second pipeline 301 is positioned on the right side of the flange plate 5, the left side of the second pipeline 301 is fixedly connected with the pipe fitting joint 302, an arc-shaped groove is processed on the middle outer wall of the pipe fitting joint 302, the first sealing ring 303 is fixedly connected at the arc-shaped groove of the pipe fitting joint 302, the outer wall of the first sealing ring 303 is tightly attached to the inner wall of the circular groove of the flange plate 5, the connecting part of the pipe fitting 302 and the flange plate 5 can be sealed through the first sealing ring 303, the disc connecting piece 304 is fixedly connected on the middle outer wall of the second pipeline 301, through holes are processed in the upper part and the lower part of the disc connecting piece 304, a retainer ring 6 is arranged on the left side of the disc connecting piece 304, and the inner wall of the retainer ring 6 is in clearance fit with the outer wall of the second pipeline 301;

the pipe fitting joint 302 and the like can be driven to move through the second pipeline 301, so that the pipe fitting joint 302 drives the first sealing ring 303 to enter the circular groove of the flange 5, and the tightness between the pipe fitting joint 301 and the flange 5 can be primarily improved through the first sealing ring 303.

Referring to fig. 1-4, the sealing device 4 comprises a second sealing ring 401, a cross rod 402 and a cylinder 403, the second sealing ring 401 is sleeved on the outer wall of the second pipeline 301, the outer walls of the left side and the right side of the second sealing ring 401 are respectively attached to the outer walls of the flange 5 and the retainer ring 6, the tightness between the second pipeline 301 and the flange 5 can be improved through the second sealing ring 401, 2 cross rods 402 are arranged on the right side of the second sealing ring 401, the left side of the cross rod 402 is fixedly connected with the retainer ring 6, the retainer ring 6 can be driven to move through the cross rods 402, the cylinder 403 is mounted on the right outer wall of the cross rod 402, an opening is formed in the left side of the cylinder 403, the inner wall of the opening of the cylinder 403 is in clearance fit with the outer wall of the cross rod 402, the outer wall of the cylinder 403 is fixedly connected with the inner part of the disc connecting piece 304, the cylinder 403 can be driven to move through the disc connecting piece 304, a stop 7 is fixedly connected to the right side of the cross rod 402, the outer wall of the stop 7 is in clearance fit with the inner wall of the cylinder 403, the stop 7 is matched with the cylinder 403 to limit the cross rod 402, the spring 8 is internally mounted on the right side of the cross rod 402, and two ends of the spring 8 are fixedly connected with 7 and 7 respectively;

after the outer wall of second sealing washer 401 and the outer wall laminating of ring flange 5, ring flange 5 can block retaining ring 6 through second sealing washer 401, retaining ring 6 blocks horizontal pole 402 again, and second pipeline 301 can continue to drive barrel 403 through disc connecting piece 304 and remove to the left side, thereby barrel 403 cooperation dog 7 and horizontal pole 402 alright extrude spring 8, the spring effect that simultaneously retaining ring 6 passes through spring 8 also can support second sealing washer 401 tightly, and then can further improve the leakproofness of second pipeline 301 and ring flange 5 junction through second sealing washer 401, avoid taking place to reveal the phenomenon, finally connect fixed with disc connecting piece 304 and ring flange 5 through corresponding structure can.

In this embodiment, when the operator needs to use the pipe fitting connector used by the valve, firstly, the operator can drive the pipe fitting connector 302 through the second pipe 301 to move, so that the pipe fitting connector 302 drives the first sealing ring 303 to enter the circular groove of the flange 5, thus the tightness between the pipe fitting connector 301 and the flange 5 can be primarily improved through the first sealing ring 303, meanwhile, after the outer wall of the second sealing ring 401 is attached to the outer wall of the flange 5, the flange 5 can block the check ring 6 through the second sealing ring 401, the check ring 6 can block the cross rod 402, and the second pipe 301 can continuously drive the cylinder 403 to move leftwards through the disc connector 304, and accordingly the cylinder 403 can press the spring 8 by matching with the check block 7 and the cross rod 402, meanwhile, the sealing property of the joint of the second pipe 301 and the flange 5 can be further improved through the second sealing ring 401, the leakage phenomenon is avoided, and finally, the disc connector 304 and the flange 5 can be connected and fixed through the corresponding structure.

Example 2:

referring to fig. 1-4, in this embodiment, the present utility model provides a technical solution: the connecting device 3 can further comprise a screw rod 3A1, a gasket 3A2 and a nut 3A3, wherein the left side of the upper screw rod 3A1 and the lower screw rod 3A1 are connected with the internal threads of the flange 5, the screw rod 3A1 can be installed and detached on the flange 5, so that the valve is more convenient to use, the right outer wall of the screw rod 3A1 is in clearance fit with the inner wall of the through hole of the disc connecting piece 304, the disc connecting piece 304 can be limited by the screw rod 3A1, the gasket 3A2 is installed on the right outer wall of the screw rod 3A1, the inner wall of the gasket 3A2 is in clearance fit with the outer wall of the screw rod 3A1, the nut 3A3 is attached to the right side of the gasket 3A2, the inner part of the nut 3A3 is connected with the threads of the screw rod 3A1, and the nut 3A3 can move on the screw rod 3A 1;

when the second pipeline 301 drives the disc connecting piece 304 to move, the screw rod 3A1 can enter the through hole of the disc connecting piece 304, after the position of the disc connecting piece 304 is determined, the gasket 3A2 and the nut 3A3 can be sequentially installed on the screw rod 3A1, so that the positions of the second pipeline 301 and the disc connecting piece 304 can be fixed by matching the nut 3A3 and the gasket 3A2 with the flange 5 and the like, and the installation work is more convenient to carry out.

In this embodiment, when the operator needs to use the pipe fitting joint connector used by the valve, when the second pipe 301 drives the disc connector 304 to move, the screw 3A1 can enter the through hole of the disc connector 304, and after the position of the disc connector 304 is determined, the gasket 3A2 and the nut 3A3 can be sequentially installed on the screw 3A1, so that the positions of the second pipe 301 and the disc connector 304 can be fixed by matching the nut 3A3 and the gasket 3A2 with the flange 5 and the like, thereby facilitating the installation work.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a pipe fitting joint connecting piece that valve used, includes valve body (1) and first pipeline (2), the right side rigid coupling of valve body (1) has first pipeline (2), its characterized in that: the right side rigid coupling of first pipeline (2) has ring flange (5), connecting device (3) are installed on the right side of ring flange (5), sealing device (4) are installed in the outside of connecting device (3).

2. A pipe joint connection for a valve as defined in claim 1, wherein: the connecting device (3) comprises a second pipeline (301), the second pipeline (301) is located on the right side of the flange plate (5), a pipe fitting joint (302) is fixedly connected to the left side of the second pipeline (301), a first sealing ring (303) is fixedly connected to an arc-shaped groove of the pipe fitting joint (302), the outer wall of the first sealing ring (303) is tightly attached to the inner wall of a circular groove of the flange plate (5), and a disc connecting piece (304) is fixedly connected to the middle outer wall of the second pipeline (301).

3. A pipe joint connection for a valve as defined in claim 2, wherein: the left side of disc connecting piece (304) is equipped with retaining ring (6), and the inner wall of retaining ring (6) and the outer wall clearance fit of second pipeline (301).

4. A pipe joint connection for a valve as defined in claim 1, wherein: sealing device (4) are including second sealing washer (401), second sealing washer (401) cup joint in the outer wall of second pipeline (301), and the left and right sides outer wall of second sealing washer (401) laminate with the outer wall of ring flange (5) and retaining ring (6) respectively, the right side of second sealing washer (401) is equipped with a plurality of horizontal poles (402), and the left side of horizontal pole (402) is with retaining ring (6) looks rigid coupling, barrel (403) are installed to the right side outer wall of horizontal pole (402), and the opening part inner wall and the outer wall clearance fit of horizontal pole (402) of barrel (403), the outer wall of barrel (403) is with the inside looks rigid coupling of disc connecting piece (304).

5. A pipe joint connection for a valve as defined in claim 4, wherein: the right side of the cross bar (402) is fixedly connected with a stop block (7), and the outer wall of the stop block (7) is in clearance fit with the inner wall of the cylinder body (403).

6. A pipe joint connection for a valve as defined in claim 4, wherein: the right side of the cylinder body (403) is internally provided with a spring (8), and two ends of the spring (8) are fixedly connected with the stop block (7) and the cylinder body (403) respectively.