CN220268555U

CN220268555U - Double-seal valve

Info

Publication number: CN220268555U
Application number: CN202321930992.9U
Authority: CN
Inventors: 孙虎
Original assignee: Yancheng Baodi Valve Co ltd
Current assignee: Yancheng Baodi Valve Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2023-12-29
Anticipated expiration: 2033-07-21

Abstract

The utility model relates to the field of valves, and particularly discloses a double-seal valve which comprises a pipe body, wherein the top of the pipe body is connected with a connecting pipe, a groove is formed in the inner bottom of the connecting pipe, a connecting hole is formed in the inner bottom of the groove, the connecting hole is communicated with the inside of the pipe body, limit grooves are formed in the connecting hole and the inner wall of the pipe body, a protective cover is arranged at the top of the connecting pipe, a fixing ring is arranged on the inner wall of the protective cover, the bottom end of the fixing ring is positioned in the connecting pipe, a fixing groove is formed in the bottom of the outer wall of the fixing ring, and a sealing ring is arranged on the inner wall of the fixing groove. The rubber ring is positioned between the inner wall of the pipe body and the outer wall of the conveying pipe, and can achieve a good sealing effect between the pipe body and the conveying pipe.

Description

Double-seal valve

Technical Field

The utility model relates to the technical field of valves, in particular to a double-seal valve.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium. Depending on their function, they can be classified into shutoff valves, check valves, regulating valves, etc. The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. Valves for fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are quite diverse in variety and specification.

When the existing valve is used, the valve is required to be connected with an external conveying pipe, gaps can be formed in the connecting positions of the valve and the conveying pipe, and when the valve conveys conveyed gas or liquid, the gas or liquid in the valve can leak through the connecting gaps of the valve and the conveying pipe, and a good sealing effect cannot be achieved on the valve when the valve is used.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a double-seal valve.

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

the utility model provides a double seal valve, includes the body, the top of body is connected with the connecting pipe, and the recess has been seted up to the interior bottom of connecting pipe, and the connecting hole has been seted up to the interior bottom of recess, and the connecting hole communicates each other with the inside of body, and the spacing groove has all been seted up to the inner wall of connecting hole and body, and the visor is installed at the top of connecting pipe, installs the retainer plate on the inner wall of visor, and the bottom of retainer plate is located the inside of connecting pipe, and the fixed slot has been seted up to the outer wall bottom of retainer plate, installs the sealing washer on the inner wall of fixed slot.

Preferably, the outer wall of sealing washer and the inner wall butt of connecting pipe, the screw has been seted up at the top of visor, and the threaded rod is installed to the screw internal thread, and the regulating disk is installed on the top of threaded rod, and the baffle is installed in the bottom rotation of threaded rod, installs the spacing collar on the outer wall of baffle.

Preferably, the baffle slidable mounting is in the connecting hole, and spacing collar slidable mounting is in the spacing groove, and the bottom of baffle is located the inside of body, and the top of baffle is located the recess.

Preferably, the first connecting ring and the second connecting ring are respectively arranged on the outer walls of one ends of the connecting pipe and the protective cover, which are close to the opposite surfaces, and the tops of the first connecting ring and the second connecting ring are respectively provided with mutually matched mounting holes, and bolts are arranged in the mounting holes in a threaded manner.

Preferably, the mounting groove has all been seted up at the inner wall both ends of body, installs the rubber circle on the inner wall of mounting groove, and two rubber circles are located the both ends of baffle respectively.

Preferably, the mounting rings are arranged at the two ends of the pipe body, and a plurality of through holes are formed in the side faces of the mounting rings.

Preferably, the bottom thread of the bolt is provided with an internal thread block, and the internal thread block is positioned at the bottom of the first connecting ring.

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

1. in the utility model, the rubber ring is positioned between the inner wall of the pipe body and the outer wall of the conveying pipe, and the rubber ring can have a good sealing effect between the pipe body and the conveying pipe. The sealing ring located on the outer wall of the fixing ring is abutted with the inner wall of the connecting pipe, when the sealing ring is used, the gap between the connecting pipe and the fixing ring can be sealed, water inside the pipe body is prevented from flowing to the inside of the connecting pipe, and overflows to the outside through between the connecting pipe and the protective cover, and a good sealing effect can be achieved on the pipe body when the sealing ring is used.

2. According to the utility model, when a worker installs the protective cover, the fixing ring can play a better guiding role on the movement of the protective cover, so that the protective cover has better stability in use, and the protective cover is more convenient for the worker to install and detach in use. The limit ring and the limit groove are mutually matched, so that the baffle is more stable when moving, and the baffle has better blocking effect on the inside of the pipe body.

Drawings

FIG. 1 is a perspective view of a dual seal valve according to the present utility model;

FIG. 2 is a cross-sectional view of a tube of a dual seal valve according to the present utility model;

FIG. 3 is a schematic view of a baffle structure of a dual seal valve according to the present utility model;

fig. 4 is a schematic view of a retainer ring structure of a double seal valve according to the present utility model.

In the figure: 1. a tube body; 2. a connecting pipe; 3. a first connection ring; 4. a protective cover; 5. a second connection ring; 6. a mounting ring; 7. a threaded rod; 8. an adjusting plate; 9. a screw hole; 10. a through hole; 11. a mounting hole; 12. a bolt; 13. a limit groove; 14. a baffle; 15. a groove; 16. a mounting groove; 17. a rubber ring; 18. a limit ring; 19. a fixing ring; 20. a fixing groove; 21. and (3) sealing rings.

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.

Referring to fig. 1-4, a double-seal valve comprises a pipe body 1, a connecting pipe 2 is connected to the top of the pipe body 1, a groove 15 is formed in the inner bottom of the connecting pipe 2, a connecting hole is formed in the inner bottom of the groove 15, the connecting hole is communicated with the inside of the pipe body 1, a limit groove 13 is formed in the connecting hole and the inner wall of the pipe body 1, a protective cover 4 is arranged at the top of the connecting pipe 2, a fixing ring 19 is arranged on the inner wall of the protective cover 4, the bottom end of the fixing ring 19 is located in the connecting pipe 2, a fixing groove 20 is formed in the bottom of the outer wall of the fixing ring 19, and a sealing ring 21 is arranged on the inner wall of the fixing groove 20.

As a technical optimization scheme of the utility model, the outer wall of the sealing ring 21 is abutted against the inner wall of the connecting pipe 2, the top of the protective cover 4 is provided with the screw hole 9, the screw hole 9 is internally provided with the threaded rod 7 in a threaded manner, the top end of the threaded rod 7 is provided with the adjusting disc 8, the bottom end of the threaded rod 7 is rotatably provided with the baffle 14, the outer wall of the baffle 14 is provided with the limit ring 18, and the limit ring 18 and the limit groove 13 are mutually matched, so that the baffle 14 is more stable in moving.

As a technical optimization scheme of the utility model, the baffle plate 14 is slidably arranged in the connecting hole, the limit ring 18 is slidably arranged in the limit groove 13, the bottom end of the baffle plate 14 is positioned in the pipe body 1, the top end of the baffle plate 14 is positioned in the groove 15, and when in use, a worker can adjust the position of the baffle plate 14 through the threaded rod 7.

As a technical optimization scheme of the utility model, the outer walls of one ends of the connecting pipe 2 and the protective cover 4, which are close to opposite surfaces, are respectively provided with the first connecting ring 3 and the second connecting ring 5, the tops of the first connecting ring 3 and the second connecting ring 5 are respectively provided with the mutually matched mounting holes 11, the mounting holes 11 are internally provided with bolts 12 in a threaded manner, and when in use, workers can connect and fix the first connecting ring 3 and the second connecting ring 5 through the bolts 12.

As a technical optimization scheme of the utility model, the two ends of the inner wall of the pipe body 1 are provided with the mounting grooves 16, the inner wall of the mounting groove 16 is provided with the rubber rings 17, the two rubber rings 17 are respectively positioned at the two ends of the baffle 14, the rubber rings 17 can better seal the joint of the pipe body 1 and the external conveying pipe,

as a technical optimization scheme of the utility model, the two ends of the pipe body 1 are provided with the mounting rings 6, the side surfaces of the mounting rings 6 are provided with a plurality of through holes 10, and when in use, workers can connect and fix the mounting rings 6 and the flange on the conveying pipe through the adjusting bolts and the through holes 10.

As a technical optimization scheme of the utility model, the bottom thread of the bolt 12 is provided with the internal thread block, the internal thread block is positioned at the bottom of the first connecting ring 3, and when in use, a worker can assemble and disassemble the protective cover 4 through the internal thread block and the bolt 12 according to the use condition.

When the utility model is used, a worker inserts one end of two outside conveying pipes close to the pipe body 1 into the two ends of the pipe body 1 respectively, and when the utility model is used, the rubber ring 17 is positioned between the inner wall of the pipe body 1 and the outer wall of the conveying pipe, and the rubber ring 17 can have a good sealing effect between the pipe body 1 and the conveying pipe. After the conveying pipe and the pipe body 1 are connected by the staff, the mounting ring 6 and the flange on the conveying pipe can be connected and fixed by the staff through the adjusting bolts and the through holes 10, so that the pipe body 1 and the conveying pipe are connected more stably and firmly.

When the device is used, a worker can rotate the adjusting disc 8, the adjusting disc 8 can drive the threaded rod 7 to rotate in the threaded hole 9 and move up and down, and when the threaded rod 7 moves, the baffle 14 can be driven to move, the baffle 14 can be blocked in the pipe body 1 when the device is used, the pipe body 1 is disconnected and conveyed, the top end of the baffle 14 can be moved to the inside of the groove 15, the baffle 14 can be disconnected and blocked in the pipe body 1, and when the device is used, the conveying speed and the flow control of the pipe body 1 can be realized through the adjustment of the position of the baffle 14.

The inside of connecting pipe 2 is inserted to the retainer plate 19 bottom that is located the visor 4 inside when using, and the sealing washer 21 that is located on the retainer plate 19 outer wall and the inner wall butt of connecting pipe 2, and the gap between retainer plate 19 can be sealed to connecting pipe 2 when using to the sealing washer 21, prevents that the inside rivers of body 1 from flowing to the inside of connecting pipe 2 to spill over to the external world through between connecting pipe 2 and the visor 4, can play better sealed effect to body 1 when using. When the protection cover 4 is installed by a worker, the fixing ring 19 can play a better guiding role on the movement of the protection cover 4, and meanwhile, the protection cover 4 has better stability in use.

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 double seal valve, includes body (1), its characterized in that, the top of body (1) is connected with connecting pipe (2), recess (15) have been seted up to the interior bottom of connecting pipe (2), the connecting hole has been seted up to the interior bottom of recess (15), the connecting hole communicates each other with the inside of body (1), spacing groove (13) have all been seted up to the inner wall of connecting hole and body (1), visor (4) are installed at the top of connecting pipe (2), install retainer plate (19) on the inner wall of visor (4), the bottom of retainer plate (19) is located the inside of connecting pipe (2), fixed slot (20) have been seted up to the outer wall bottom of retainer plate (19), install sealing washer (21) on the inner wall of fixed slot (20).

2. The double-seal valve according to claim 1, wherein the outer wall of the sealing ring (21) is abutted against the inner wall of the connecting pipe (2), a screw hole (9) is formed in the top of the protective cover (4), a threaded rod (7) is installed in the screw hole (9) in a threaded manner, an adjusting disc (8) is installed at the top end of the threaded rod (7), a baffle plate (14) is installed at the bottom end of the threaded rod (7) in a rotating manner, and a limit ring (18) is installed on the outer wall of the baffle plate (14).

3. A double seal valve according to claim 2, wherein the baffle plate (14) is slidably mounted in the connecting hole, the limit ring (18) is slidably mounted in the limit groove (13), the bottom end of the baffle plate (14) is located in the pipe body (1), and the top end of the baffle plate (14) is located in the groove (15).

4. The double-seal valve according to claim 1, wherein the outer walls of one ends, close to opposite surfaces, of the connecting pipe (2) and the protective cover (4) are respectively provided with a first connecting ring (3) and a second connecting ring (5), the tops of the first connecting ring (3) and the second connecting ring (5) are respectively provided with mutually matched mounting holes (11), and bolts (12) are mounted in the mounting holes (11) in a threaded manner.

5. The double-seal valve according to claim 2, wherein the two ends of the inner wall of the pipe body (1) are provided with mounting grooves (16), rubber rings (17) are mounted on the inner wall of the mounting grooves (16), and the two rubber rings (17) are respectively positioned at the two ends of the baffle plate (14).

6. The double-seal valve according to claim 1, wherein the two ends of the pipe body (1) are provided with mounting rings (6), and a plurality of through holes (10) are formed in the side surfaces of the mounting rings (6).

7. A double seal valve according to claim 4, wherein the bottom end thread of the bolt (12) is provided with an internally threaded block located at the bottom of the first coupling ring (3).