CN211693609U

CN211693609U - Pneumatic valve

Info

Publication number: CN211693609U
Application number: CN202020092445.8U
Authority: CN
Inventors: 杨庆余; 官锡交; 王敏科
Original assignee: Shenzhen Huatian Shengshi Technology Co ltd
Current assignee: Shenzhen Huatian Shengshi Technology Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-16
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a pneumatic valve, including the main valve body, spheroid and valve rod, the main valve body passes through the nut and the bolt is in the same place with left valve body installation, and main valve body right side is provided with the passageway, and main valve body top is connected with linking bridge, and main valve body below is connected with material receiving box, left side valve body left side is connected with the passageway, linking bridge fixes in pneumatic executive device bottom, and indicator and hand wheel are installed to pneumatic executive device top, be provided with seal structure between spheroid and the main valve body, both sides are connected with valve rod and rolling ball respectively about the spheroid, and the spheroid left and right sides all is provided with the disk seat, the cover is equipped with second gasket, pressure sleeve and adapter sleeve on the valve rod, material receiving box passes through runner and the internal. The pneumatic valve is reasonable in structure setting, the rotating ball is arranged below the ball valve, the pressure of fluid on the ball body is dispersed to the valve body through the rotating ball, meanwhile, the gravity of the ball body is transferred to the rotating ball from the valve rod, and the resistance of the valve rod during rotation is reduced.

Description

Pneumatic valve

Technical Field

The utility model relates to a valve gear technical field specifically is a pneumatic valve.

Background

The valve is a common fitting in daily life and various devices, controls the passing and blocking of media, is driven by compressed air, can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil crystals, liquid metal, radioactive media and the like, and has various gate valves, throttle valves, ball valves, butterfly valves, diaphragm valves, plunger valves, plug valves and the like, the ball valve is widely applied, the pneumatic ball valve in the current market is usually opened and closed by driving the ball body to rotate by the valve rod, the valve rod is required to bear the resistance from the ball body and the pressure of fluid on the ball body when rotating, and the fluid flows from the same side for a long time, therefore, when the pneumatic valve is used, the valve rod is stressed and uneven for a long time, the valve rod is damaged, and the normal use of the pneumatic valve is influenced.

In order to overcome the defects existing in the current market, the technology of improving the pneumatic valve device is urgently needed, the safe operation of the pneumatic valve can be better ensured, and the development of the valve device industry is promoted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic valve to the slip voussoir that proposes in solving above-mentioned background art and safety tongs direct contact, therefore use back voussoir wearing and tearing comparatively seriously for a long time, if not change fixed voussoir and slip voussoir, can influence the normal use scheduling problem of safety tongs.

In order to achieve the above object, the utility model provides a following technical scheme: the pneumatic valve comprises a main valve body, a ball body and a valve rod, wherein the main valve body is installed together with a left valve body through a nut and a bolt, a first gasket is arranged on the inner side of the joint of the main valve body and the left valve body, a channel is arranged on the right side of the main valve body, a connecting support is connected above the main valve body, a material receiving box is connected below the main valve body, a channel is connected on the left side of the left valve body, a left interface is arranged at the left end of the channel on the left side, a right interface is arranged at the right end of the channel on the right side, the connecting support is fixed at the bottom of a pneumatic execution device, an indicating piece and a hand wheel are installed above the pneumatic execution device, the indicating piece is sleeved outside the hand wheel, the ball body is, The valve rod outer side between the second gasket and the pressure sleeve is filled with packing, and the material receiving box is communicated with the interior of the main valve body through a flow passage.

Preferably, the left end of the main valve body is in threaded connection with a left valve body, the right end of the main valve body is provided with a channel, a connecting support is connected to the upper portion of the main valve body, a material receiving box is arranged below the main valve body, a ball body is installed inside the main valve body, and the ball body can rotate inside the main valve body.

Preferably, the left valve body left end is provided with the passageway, and left valve body and main valve body junction internally mounted have annular first gasket, and the passageway left end of being connected with left valve body is provided with left interface, and the passageway right-hand member of being connected with the main valve body is provided with right interface, and the passageway is the hollow cylinder that the level was placed.

Preferably, the spheroid top is connected with the valve rod, and the spheroid bottom is inlayed and is equipped with half rolling ball, and half rolling ball is installed on the internal wall of main valve, all installs the disk seat in the main valve body of both sides about the spheroid, all is provided with seal structure between both ends and the internal wall of main valve about the spheroid, and the through-hole has been seted up at the inboard middle part of spheroid.

Preferably, the valve seats are symmetrically arranged on two sides of the sphere, and the left end of the left valve seat is connected with the first gasket.

Preferably, the material receiving box is arranged at the bottom of the main valve body, the rotating ball is arranged right above the material receiving box, flow passages are formed in the main valve body on the left side and the right side of the rotating ball, the flow passages are Y-shaped, and the flow passages are communicated with the main valve body and the material receiving box.

Preferably, the valve rod is installed together with the pneumatic actuator through a connecting sleeve, a pressing sleeve is sleeved on the valve rod below the connecting sleeve, a filler is arranged below the pressing sleeve, and the bottom of the filler is connected with the second gasket.

Preferably, the hand wheel is fixed with the pneumatic execution device, an indicating piece is arranged at the joint of the hand wheel and the pneumatic execution device, and the indicating piece rotates along with the hand wheel when the hand wheel rotates.

Compared with the prior art, the beneficial effects of the utility model are that: this pneumatic valve, the structure sets up rationally, through set up the turning ball below the spheroid, pass through the turning ball dispersion with the fluid to spheroidal pressure to the valve body on, transfer spheroid self gravity from the valve rod to the turning ball simultaneously, alleviate the resistance that the valve rod received when rotating, set up material receiving box bottom the valve body, pass through the runner with the hydrops that produces in the valve body and flow into material receiving box, avoid long-term hydrops to cause the influence to the valve, the safe operation of assurance pneumatic valve that can be better, promote the development of valving trade.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a front view showing the structure of the present invention.

In the figure: 1. a main valve body; 2. a channel; 3. a right interface; 4. an indicator; 5. a hand wheel; 6. a pneumatic actuator; 7. connecting a bracket; 8. a left interface; 9. a left valve body; 10. a nut; 11. a bolt; 12. a first gasket; 13. a valve seat; 14. a flow channel; 15. rotating the ball; 16. a material receiving box; 17. connecting sleeves; 18. a sphere; 19. a second gasket; 20. a valve stem; 21. a sealing structure; 22. a filler; 23. and (5) pressing the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a pneumatic valve comprises a main valve body 1, a ball 18 and a valve rod 20, wherein the main valve body 1 is installed with a left valve body 9 through a nut 10 and a bolt 11, a first gasket 12 is arranged on the inner side of the joint of the main valve body 1 and the left valve body 9, the first gasket 12 can make the joint of the valve bodies completely sealed, a channel 2 is arranged on the right side of the main valve body 1, a connecting support 7 is connected above the main valve body 1, a material receiving box 16 is connected below the main valve body 1, the left end of the main valve body 1 is in threaded connection with the left valve body 9, the right end of the main valve body 1 is provided with the channel 2, the connecting support 7 is connected above the main valve body 1, the material receiving box 16 is arranged below the main valve body 1, the ball 18 is installed inside the main valve body 1, the ball 18 can rotate inside the main valve body 1, the left side of the left valve body 9 is connected with, a channel 2 is arranged at the left end of a left valve body 9, an annular first gasket 12 is arranged inside the joint of the left valve body 9 and a main valve body 1, a left connector 8 is arranged at the left end of the channel 2 connected with the left valve body 9, a right connector 3 is arranged at the right end of the channel 2 connected with the main valve body 1, the channel 2 is in a hollow cylindrical shape which is horizontally placed, a connecting bracket 7 is fixed at the bottom of a pneumatic execution device 6, an indicating piece 4 and a hand wheel 5 are arranged above the pneumatic execution device 6, the indicating piece 4 is sleeved outside the hand wheel 5, the hand wheel 5 is fixed with the pneumatic execution device 6, the indicating piece 4 is arranged at the joint of the hand wheel 5 and the pneumatic execution device 6, the indicating piece 4 rotates along with the hand wheel 5 when the hand wheel 5 rotates, a ball 18 is arranged inside the main valve body 1, a sealing structure 21 is arranged between the ball 18 and the main valve body 1, the valve seats 13 are symmetrically arranged on two sides of the ball 18, the left end of the left valve seat 13 is connected with the first gasket 12, the top of the ball 18 is connected with the valve rod 20, the bottom of the ball 18 is embedded with a half rotating ball 15, the other half of the rotating ball 15 is arranged on the inner wall of the main valve body 1, the valve seats 13 are arranged in the main valve body 1 on the left side and the right side of the ball 18, sealing structures 21 are arranged between the left end and the right end of the ball 18 and the inner wall of the main valve body 1, a through hole is arranged in the middle of the inner side of the ball 18, the structure is reasonable, the rotating ball 15 is arranged below the ball 18, the pressure of fluid on the ball 18 is dispersed on the valve body through the rotating ball 15, meanwhile, the self gravity of the ball 18 is transferred to the rotating ball 15 from the valve rod 20, the resistance on the valve rod 20 during rotation is reduced, the valve rod 20 is sleeved with the second, the valve rod 20 is installed together with the pneumatic actuator 6 through the connecting sleeve 17, the pressing sleeve 23 is sleeved on the valve rod 20 below the connecting sleeve 17, the packing 22 is arranged below the pressing sleeve 23, the bottom of the packing 22 is connected with the second gasket 19, the material receiving box 16 is communicated with the inside of the main valve body 1 through the flow channel 14, the material receiving box 16 is installed at the bottom of the main valve body 1, the rotating ball 15 is arranged right above the material receiving box 16, the flow channel 14 is formed in the main valve body 1 on the left side and the right side of the rotating ball 15, the flow channel 14 is in a Y shape, the flow channel 14 is communicated with the main valve body 1 and the material receiving box 16, the material receiving box 16 is arranged at the bottom of the valve body, accumulated liquid generated in the valve body flows into the material receiving box 16 through the flow channel 14, influence of the accumulated liquid.

The working principle is as follows: when the pneumatic valve is used, the pneumatic valve is assembled according to the figure 2, the assembled pneumatic valve is installed at a specified position through the right interface 3 and the left interface 8, when liquid is allowed to circulate, the valve rod 20 is rotated through the pneumatic actuator 6, the valve rod 20 drives the ball 18 to rotate, the through hole of the ball 18 is located in a horizontal transverse state, the liquid flows through the through hole of the ball 18 from the left channel 2 to the right channel 2, when the liquid is not allowed to circulate, the pneumatic actuator 6 rotates the valve rod 20 to drive the ball 18 to rotate ninety degrees, the through hole of the ball 18 faces the front and back directions, the liquid is blocked at the left channel 2, if the pneumatic actuator 6 fails, remote control cannot be achieved, manual rotation can be conducted through the hand wheel 5 for switching, the indicating piece 4 can display a rotation angle, and the whole working process of the pneumatic valve is achieved.

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. A pneumatic valve comprising a main valve body (1), a ball (18) and a stem (20), characterized in that: the main valve body (1) is installed together with a left valve body (9) through a nut (10) and a bolt (11), a first gasket (12) is arranged on the inner side of the joint of the main valve body (1) and the left valve body (9), a channel (2) is arranged on the right side of the main valve body (1), a connecting support (7) is connected above the main valve body (1), a material receiving box (16) is connected below the main valve body (1), the left side of the left valve body (9) is connected with the channel (2), the left end of the left channel (2) is provided with a left interface (8), the right end of the right channel (2) is provided with a right interface (3), the connecting support (7) is fixed at the bottom of a pneumatic execution device (6), an indicating piece (4) and a hand wheel (5) are installed above the pneumatic execution device (6), the indicating piece (4) is sleeved on the outer side of the hand wheel (5), and, be provided with seal structure (21) between spheroid (18) and the main valve body (1), both sides are connected with valve rod (20) and rolling ball (15) respectively about spheroid (18), and the spheroid (18) left and right sides all is provided with disk seat (13), the cover is equipped with second gasket (19), pressure cover (23) and adapter sleeve (17) on valve rod (20), and the packing (22) are filled to valve rod (20) outside between second gasket (19) and pressure cover (23), connect magazine (16) through runner (14) and the inside intercommunication of the main valve body (1).

2. A pneumatic valve as set forth in claim 1, further characterized by: the left end of the main valve body (1) is connected with a left valve body (9) in a threaded mode, a channel (2) is arranged at the right end of the main valve body (1), a connecting support (7) is connected to the upper portion of the main valve body (1), a material receiving box (16) is arranged below the main valve body (1), a ball body (18) is installed inside the main valve body (1), and the ball body (18) can rotate inside the main valve body (1).

3. A pneumatic valve as set forth in claim 1, further characterized by: the left end of the left valve body (9) is provided with a channel (2), an annular first gasket (12) is arranged at the joint of the left valve body (9) and the main valve body (1), a left connector (8) is arranged at the left end of the channel (2) connected with the left valve body (9), a right connector (3) is arranged at the right end of the channel (2) connected with the main valve body (1), and the channel (2) is horizontally arranged and is in a hollow cylindrical shape.

4. A pneumatic valve as set forth in claim 1, further characterized by: the valve is characterized in that a valve rod (20) is connected to the top of the ball body (18), a half rotating ball (15) is embedded into the bottom of the ball body (18), the other half of the rotating ball (15) is installed on the inner wall of the main valve body (1), valve seats (13) are installed in the main valve body (1) on the left side and the right side of the ball body (18), sealing structures (21) are arranged between the left end and the right end of the ball body (18) and the inner wall of the main valve body (1), and a through hole is formed in the middle of.

5. A pneumatic valve as set forth in claim 1, further characterized by: the valve seats (13) are symmetrically arranged on two sides of the sphere (18), and the left end of the left valve seat (13) is connected with the first gasket (12).

6. A pneumatic valve as set forth in claim 1, further characterized by: the receiving box (16) is arranged at the bottom of the main valve body (1), a rotating ball (15) is arranged right above the receiving box (16), flow channels (14) are formed in the main valve body (1) on the left side and the right side of the rotating ball (15), the flow channels (14) are Y-shaped, and the flow channels (14) are communicated with the main valve body (1) and the receiving box (16).

7. A pneumatic valve as set forth in claim 1, further characterized by: the pneumatic control valve is characterized in that the valve rod (20) is installed together with the pneumatic execution device (6) through a connecting sleeve (17), a pressing sleeve (23) is sleeved on the valve rod (20) below the connecting sleeve (17), a filler (22) is arranged below the pressing sleeve (23), and the bottom of the filler (22) is connected with the second gasket (19).

8. A pneumatic valve as set forth in claim 1, further characterized by: the hand wheel (5) is fixed with the pneumatic execution device (6), the indicating piece (4) is arranged at the joint of the hand wheel (5) and the pneumatic execution device (6), and when the hand wheel (5) rotates, the indicating piece (4) rotates along with the hand wheel.