CN213899981U

CN213899981U - Novel three-way ball valve

Info

Publication number: CN213899981U
Application number: CN202021978357.4U
Authority: CN
Inventors: 胡木保; 王凯衡; 杨选文
Original assignee: Zhejiang Zhengpeng Valve Co ltd
Current assignee: Zhejiang Zhengpeng Valve Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-08-06
Anticipated expiration: 2030-09-11

Abstract

The utility model provides a novel tee bend ball valve relates to mechanical equipment technical field. This novel three-way ball valve, including the valve body, the left surface fixedly connected with right side valve port of valve body, the inside of valve body is provided with the disk seat, one side that the valve body was kept away from to the disk seat is rotated and is connected with the spheroid, the middle part of spheroid lower surface is provided with the pit, the lower fixed surface of valve body is connected with the base, the middle part of base is provided with the regulation hole, the lower part fixedly connected with connecting button of valve body. Can contact and play the supporting role with the spheroid through collar and disk seat, after pulling down the second sealing washer, seal, collar, valve rod, can pack into the spheroid or pull out the valve body, it is very convenient, by two sealing washers and sealing member effect, provide sealing performance, the vibrations that the spheroid rotated the in-process can be cut by the spring and subtract, fluid between spheroid and the valve body can get into connecting pipe, drainage channel through the inlet opening and flow again in the use.

Description

Novel three-way ball valve

Technical Field

The invention relates to the technical field of mechanical equipment, in particular to a novel three-way ball valve.

Background

The three-way ball valve has a T shape and an L shape, the T shape can enable three orthogonal pipelines to be mutually communicated and cut off a third channel to play a role in flow dividing and converging, and the L three-way ball valve can only be connected with two mutually orthogonal pipelines, cannot simultaneously keep the mutual communication of the third pipeline and only plays a role in distribution.

Because of the structural characteristics, certain fluid can silt up at the valve body bottom, and these fluid are difficult to discharge, and this just makes the fluid of silting up continuously cause the erosion to the valve body in the spheroid, only can discharge at the lid of opening the sealed spheroid, and is very troublesome, because the reason of sealed condition makes the spheroid adorn and become difficult.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a novel three-way ball valve, which solves the problems that fluid deposited in a valve body cannot be discharged during the use of the three-way ball valve, and a ball body is inconvenient to load.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a novel three-way ball valve comprises a valve body, wherein a right valve port is fixedly connected to the left side surface of the valve body, a valve seat is arranged inside the valve body, a ball body is rotatably connected to one side, away from the valve body, of the valve seat, a pit is arranged in the middle of the lower surface of the ball body, a base is fixedly connected to the lower surface of the valve body, an adjusting hole is formed in the middle of the base, a connecting button is fixedly connected to the lower portion of the valve body, a drainage channel is arranged inside the connecting button, a fixed plate is slidably connected to the lower portion of the valve body, a connecting pipe is fixedly connected to the middle of the valve body, a spring is arranged between the fixed plate and the connecting button, a fixed ball is fixedly connected to the upper end of the connecting pipe, the fixed ball is rotatably connected with the pit, a sealing ring, the left part of the valve body is connected with a mounting ring in a sliding way, the left part of the valve body is fixedly connected with a left valve port, the inner surface of the left valve port is fixedly connected with a sealing body, a first sealing ring is arranged between the sealing body and the mounting ring, the left side surface of the mounting ring is fixedly connected with a connecting rod, the left side surface of the sealing body in the middle is provided with a counter bore, the connecting rod passes through the first sealing ring and one end of the sealing body, which is positioned in the counter bore, is connected with a nut through a thread, the left part of the sealing body is provided with a second sealing ring, the upper surface of the valve body is fixedly connected with a connecting seat, the upper end surface of the connecting seat is fixedly connected with a boss, the upper end surface of the connecting seat is fixedly connected with an end cover, the ball valve is characterized in that a sealing element is arranged in the connecting seat, a valve rod is arranged in the sealing element, a cross plug is fixedly connected to the lower end of the valve rod, and the cross plug extends into the upper surface of the ball body.

Preferably, the spring is positioned on the outer surface of the connecting pipe, and one end of the connecting pipe, which is far away from the fixing ball, extends into the drainage channel.

Preferably, the sealing ring is in contact with the lower part of the valve body and is positioned below the water inlet hole.

Preferably, the counter bore is located on the left side of the nut, and connecting holes are formed in the outer edges, far away from the valve body, of the right valve port, the left valve port and the front valve port.

Preferably, a section of the valve stem with a small cross-sectional area passes through the end cap, and the upper part of the sealing element is positioned at the inner side of the boss.

Preferably, the valve seats are respectively arranged at the left part and the lower part of the inner surface of the valve body and at the inner side of the mounting ring.

Preferably, the water inlet hole is communicated with a drainage channel, and the drainage channel is communicated with the outer side.

The working principle is as follows: after the second sealing ring is taken down, the bolt and the nut which fix the sealing body and the left valve port are removed, the nut in the counter bore is unscrewed, the first sealing ring, the mounting ring and the valve seat which is in contact with the sealing body can be removed, the end cover is removed, then the valve rod is pulled to separate the cross plug and the ball body, the ball body can be taken out from the valve body, when the ball body is loaded, the ball body is pushed in, the pit is in contact with the fixed ball, the ball body is rotated to insert the cross plug and fix the end cover, then the valve seat, the first sealing ring and the sealing body which are in contact with the mounting ring and the mounting ring are loaded, the nut in the counter bore is screwed, the bolt and the nut are loaded and screwed, then the second sealing ring is loaded, after the connecting button is screwed, the outlet of the drainage channel is rotated to the outside of the valve body, and the fluid between the valve body and the ball body can flow out from the drainage channel through the water inlet hole and the connecting pipe, the vibration generated in the rotation process of the ball body can be transmitted to the spring for reduction.

(III) advantageous effects

The invention provides a novel three-way ball valve. The method has the following beneficial effects:

1. according to the invention, after the second sealing ring, the sealing body, the mounting ring and the valve rod are dismounted, the ball body can be mounted in or dismounted from the valve body, the mounting ring and the valve seat can be contacted with the ball body and play a supporting role, and the two sealing rings and the sealing element can provide good sealing performance.

2. The invention uses the fixed ball to support in the pit of the spheroid, this makes the vibrations that the spheroid produces can be cut off by the spring, lengthen its life, screw the connecting button downward, make the outlet port of the drainage channel reach the outside of valve block, so the fluid deposited can enter the connecting pipe, drainage channel and flow out again from the inlet opening, can carry on very conveniently during the use of the three-way ball valve.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is an enlarged view at B of FIG. 1;

fig. 5 is an enlarged view at C in fig. 1.

Wherein, 1, a valve body; 2. a valve seat; 3. a right valve port; 4. a base; 5. an adjustment hole; 6. a mounting ring; 7. a first seal ring; 8. a left valve port; 9. a second seal ring; 10. a counter bore; 11. a nut; 12. a connecting rod; 13. a sphere; 14. a connecting seat; 15. a boss; 16. an end cap; 17. a seal member; 18. A valve stem; 19. a front side valve port; 20. a pit; 21. fixing the ball; 22. a connecting pipe; 23. a fixing plate; 24. a spring; 25. a drainage channel; 26. a connecting button; 27. a water inlet hole; 28. a cross plug; 29. A seal ring; 30. and a sealing body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1-5, the embodiment of the present invention provides a novel three-way ball valve, which includes a valve body 1, a right side valve port 3 is fixedly connected to a left side surface of the valve body 1, a valve seat 2 is disposed inside the valve body 1 for supporting a ball 13, the ball 13 is rotatably connected to a side of the valve seat 2 away from the valve body 1, the inner structure of the valve body can be T-shaped or L-shaped, a concave pit 20 is disposed in the middle of the lower surface of the ball 13, a base 4 is fixedly connected to the lower surface of the valve body 1, an adjusting hole 5 is disposed in the middle of the base 4, a connecting button 26 is fixedly connected to the lower portion of the valve body 1, after screwing, fluid deposited in the valve body 1 can be discharged, a drainage channel 25 and a fluid discharge channel are disposed inside the connecting button 26, a fixing plate 23 is slidably connected to the lower portion of the valve body 1, a connecting pipe 22 is fixedly connected to the middle portion of the valve body 1, and a spring 24 is disposed between the fixing plate 23 and the connecting button 26, the connecting device is used for reducing vibration in the rotating process of a ball body 13, a fixed ball 21 is fixedly connected to the upper end of a connecting pipe 22, the fixed ball 21 is rotatably connected with a pit 20, a sealing ring 29 is arranged on the side wall of the connecting pipe 22 and located between the fixed ball 21 and a fixed plate 23, a water inlet 27 is arranged on the outer surface of the connecting pipe 22 and located on the upper side of the fixed plate 23, a fluid inlet is formed in the left portion of the connecting pipe 1, a mounting ring 6 is slidably connected to the left portion of the valve body 1 and used for pressing the ball body 13, a left valve port 8 is fixedly connected to the left portion of the valve body 1, a sealing body 30 is fixedly connected to the inner surface of the left valve port 8, a first sealing ring 7 is arranged between the sealing body 30 and the mounting ring 6 and plays a sealing role, a connecting rod 12 is fixedly connected to the left side face of the mounting ring 6, a counter bore 10 is arranged on the left side face of the sealing body 30 located in the middle portion and used for protecting the nut 11 conveniently, and the connecting rod 12 passes through the first sealing ring 7, One end threaded connection that the seal body 30 is located counter bore 10 has nut 11, the left part of seal body 30 is provided with second sealing washer 9, the last fixed surface of valve body 1 is connected with connecting seat 14, the up end fixedly connected with boss 15 of connecting seat 14, the up end fixedly connected with end cover 16 of connecting seat 14, the inside of connecting seat 14 is provided with sealing member 17, play sealed effect to valve rod 18, the inside of sealing member 17 is provided with valve rod 18, the lower extreme fixedly connected with cross plug 28 of valve rod 18, cross plug 28 stretches into the upper surface of spheroid 13, it rotates to be convenient for valve rod 18 to drive spheroid 13.

The spring 24 is located on the outer surface of the connecting tube 22, and the end of the connecting tube 22 remote from the fixing ball 21 extends into the drainage channel 25.

The sealing ring 29 is in contact with the lower portion of the valve body 1 and is located below the water inlet hole 27.

The counter bore 10 is located at the left side of the nut 11, and the outer edges of the right valve port 3, the left valve port 8 and the front valve port 19 which are far away from the valve body 1 are provided with connecting holes.

A small cross-sectional area section of the valve stem 18 passes through the end cap 16 and the upper portion of the seal 17 is located inside the boss 15.

The valve seat 2 is provided on the left and lower portions of the inner surface of the valve body 1 and on the inner side of the mounting ring 6.

The water inlet hole 27 communicates with the drain passage 25, and the drain passage 25 communicates with the outside.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel three-way ball valve, includes valve body (1), its characterized in that: the left side surface of the valve body (1) is fixedly connected with a right valve port (3), a valve seat (2) is arranged inside the valve body (1), one side, far away from the valve body (1), of the valve seat (2) is rotatably connected with a ball body (13), a pit (20) is arranged in the middle of the lower surface of the ball body (13), a base (4) is fixedly connected with the lower surface of the valve body (1), an adjusting hole (5) is arranged in the middle of the base (4), a connecting button (26) is fixedly connected with the lower portion of the valve body (1), a drainage channel (25) is arranged inside the connecting button (26), a fixing plate (23) is slidably connected with the lower portion of the valve body (1), a connecting pipe (22) is fixedly connected with the middle portion of the valve body (1), a spring (24) is arranged between the fixing plate (23) and the connecting button (26), and a fixing ball (21) is fixedly connected with the upper end of the connecting pipe (22), the fixed ball (21) is rotatably connected with the pit (20), a sealing ring (29) is arranged on the side wall of the connecting pipe (22) and is positioned between the fixed ball (21) and the fixed plate (23), a water inlet hole (27) is formed in the outer surface of the connecting pipe (22) and is positioned on the upper side of the fixed plate (23), a mounting ring (6) is slidably connected to the left portion of the valve body (1), a left valve port (8) is fixedly connected to the left portion of the valve body (1), a sealing body (30) is fixedly connected to the inner surface of the left valve port (8), a first sealing ring (7) is arranged between the sealing body (30) and the mounting ring (6), a connecting rod (12) is fixedly connected to the left side surface of the mounting ring (6), a counter bore (10) is formed in the left side surface of the sealing body (30) positioned in the middle portion, and the connecting rod (12) penetrates through the first sealing ring (7), One end threaded connection that seal (30) are located counter bore (10) has nut (11), the left part of seal (30) is provided with second sealing washer (9), the last fixed surface of valve body (1) is connected with connecting seat (14), the up end fixedly connected with boss (15) of connecting seat (14), the up end fixedly connected with end cover (16) of connecting seat (14), the inside of connecting seat (14) is provided with sealing member (17), the inside of sealing member (17) is provided with valve rod (18), the lower extreme fixedly connected with cross plug (28) of valve rod (18), cross plug (28) stretches into the upper surface of spheroid (13).

2. The novel three-way ball valve according to claim 1, characterized in that: the spring (24) is positioned on the outer surface of the connecting pipe (22), and one end, far away from the fixing ball (21), of the connecting pipe (22) extends into the drainage channel (25).

3. The novel three-way ball valve according to claim 1, characterized in that: the sealing ring (29) is in contact with the lower part of the valve body (1) and is positioned below the water inlet hole (27).

4. The novel three-way ball valve according to claim 1, characterized in that: the counter bore (10) is positioned on the left side of the nut (11), and the outer edges of the right side valve port (3), the left side valve port (8) and the front side valve port (19) far away from the valve body (1) are provided with connecting holes.

5. The novel three-way ball valve according to claim 1, characterized in that: the section with small cross section of the valve rod (18) penetrates through the end cover (16), and the upper part of the sealing element (17) is positioned on the inner side of the boss (15).

6. The novel three-way ball valve according to claim 1, characterized in that: the valve seat (2) is respectively arranged at the left part and the lower part of the inner surface of the valve body (1) and at the inner side of the mounting ring (6).

7. The novel three-way ball valve according to claim 1, characterized in that: the water inlet hole (27) is communicated with the drainage channel (25), and the drainage channel (25) is communicated with the outside.