CN215257955U

CN215257955U - Ball valve type shifting fork actuator

Info

Publication number: CN215257955U
Application number: CN202121712491.4U
Authority: CN
Inventors: 华峰; 牛壮
Original assignee: Jiangsu Brooke Automation Equipment Co ltd
Current assignee: Konian Automation Equipment Tianjin Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-21
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a ball valve formula shift fork executor, concretely relates to shift fork executor technical field, including the ball valve shell, there is actuating device in the top of ball valve shell through connector fixed mounting, actuating device's left side fixed mounting has the cylinder body module, actuating device's right side fixed mounting has the spring module, it is connected with the control shaft to rotate between ball valve shell and the actuating device, the swing groove has been seted up to actuating device's inside, logical groove has all been seted up to cylinder body module, actuating device and spring module's inside, just the inner wall sliding connection who leads to the groove has the removal axle, the fixed surface that the removal axle is located the swing inslot installs the dead lever, the fixed surface that the control shaft is located the swing inslot installs the fixing base. The utility model discloses a rotation of carousel can drive and remove the axle and remove to remove epaxial dead lever and can drive the control shaft and rotate, so fixed ball valve of control shaft connection can receive control.

Description

Ball valve type shifting fork actuator

Technical Field

The utility model relates to a shift fork executor technical field, more specifically say, the utility model relates to a ball valve formula shift fork executor.

Background

The pneumatic shifting fork executor is a stroke piston type executing mechanism suitable for the switching off and metering control of valves with 90 deg rotation angle, such as ball valve, butterfly valve and cock valve. The working principle is that the piston utilizes the design of a piston pin and a U-shaped groove of a shifting fork to convert the linear motion of the piston into the rotary motion of the shifting fork, and the shifting fork rotates to drive an output shaft to rotate, so that the valve is controlled.

However, in practice, further improvements are needed because of the inconvenience of controlling the valve in the conventional fork actuator.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned deficiencies of the prior art, embodiments of the present invention provide a ball valve type shift fork actuator to solve the problems set forth in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a ball valve type shifting fork actuator comprises a ball valve shell, wherein pipelines are fixedly arranged on two sides of the ball valve shell through connectors, an executing device is fixedly arranged above the ball valve shell through the connectors, a cylinder body module is fixedly arranged on the left side of the executing device, a spring module is fixedly arranged on the right side of the executing device, a control shaft is rotatably connected between the ball valve shell and the executing device, a ball valve mechanism is arranged inside the ball valve shell, a swing groove is formed inside the executing device, through grooves are formed inside the cylinder body module, the executing device and the spring module, a moving shaft is slidably connected to the inner wall of each through groove, a fixed rod is fixedly arranged on the surface of the moving shaft, which is located in the swing groove, a fixed seat is fixedly arranged on the surface of the control shaft, which is located in the swing groove, a limiting swing groove is formed inside the fixed seat, and the fixed rod slides in the limiting swing groove, and a transmission mechanism is arranged between the movable shaft and the spring module.

In order to control the movable shaft in the spring module, a sliding groove is formed in the spring module, a connector is fixedly mounted at one end of the movable shaft in the sliding groove, a limiting groove is formed in the connector, a limiting block is connected to the inner wall of the limiting groove in a clamped mode, the limiting block rotates in the limiting groove, an rotating shaft is fixedly connected to one side of the movable shaft and is far away from the limiting block, and one side of the movable shaft and is far away from the connector is penetrated through the rotating shaft.

In order to make the movement of the moving rod more convenient by utilizing threaded connection, the transmission mechanism comprises a threaded ring fixedly installed on the inner wall close to the right side of the sliding groove, a threaded ring is sleeved on the surface of the rotating shaft and is in threaded connection with the threaded ring, and a turntable is fixedly installed at one end of the right end of the spring module and penetrates through the rotating shaft.

In order to make removal axle and axis of rotation remain stable, the inner wall fixed mounting of sliding tray has the fixed block, through compression spring fixed connection between connector and the fixed block, just compression spring slides and cup joints the surface at the axis of rotation, the inside of fixed block is worn to locate by the axis of rotation.

In order to control the smooth rotation of the ball valve, the ball valve mechanism comprises a spherical groove arranged inside the ball valve shell, the spherical groove is connected with a ball valve in a sliding mode, and the top of the ball valve is fixedly connected with the control shaft.

In order to keep the moving shaft to move stably by utilizing the movement of the piston, a sliding groove is formed in the cylinder body module, a sliding piston is connected to the inner wall of the sliding groove in a sliding mode, one end of the moving shaft, which is arranged in the sliding groove in a penetrating mode, is fixedly connected with the sliding piston, and a supporting rod is fixedly connected between the sliding piston and the moving shaft.

In order to keep the sliding piston in the cylinder module stable when sliding, air holes are formed between the two sides of the cylinder module and the sliding groove.

The utility model discloses a technological effect and advantage:

1. compared with the prior art, rotation through the carousel can drive the axis of rotation and rotate, because the axis of rotation is epaxial threaded ring and the threaded ring threaded connection in the sliding tray, thereby the removal that can be stable in the sliding tray is rotated to the rotation of axis of rotation, utilize the stopper that the axis of rotation is fixed to remove the fixed connector internal rotation of axle, and the spacing groove joint in stopper and the connector, thereby the removal of axis of rotation drives and removes the axle and remove, thereby it can drive the fixing base swing to remove epaxial dead lever, because the fixing base is fixed on the control shaft, thereby the swing of fixing base drives the control shaft and rotates, therefore the fixed ball valve of control shaft connection can receive control.

2. Compared with the prior art, the sliding piston slides in the sliding groove, and air can be slowly released through the air holes formed in the two sides of the cylinder body module, so that the movement of the sliding piston can be kept stable, and the sliding piston can keep the movement of the moving shaft stable; through setting up compression spring, can make the axis of rotation remain stable when the sliding tray internal rotation and removal, therefore the practicality is stronger.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the schematic view of the sectional structure of the ball valve housing of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

Fig. 4 is an enlarged schematic structural diagram of the present invention at B in fig. 2.

Fig. 5 is a schematic diagram of the structure of the limit swing groove of the present invention.

The reference signs are: 1. a ball valve housing; 2. a pipeline; 3. an execution device; 4. a cylinder block module; 5. a spring module; 6. a control shaft; 7. a swing groove; 8. a through groove; 9. a movable shaft; 10. fixing the rod; 11. a fixed seat; 12. a sliding groove; 13. a linker; 14. a limiting groove; 15. a limiting block; 16. a rotating shaft; 17. a thread ring; 18. a threaded ring; 19. a turntable; 20. a fixed block; 21. a compression spring; 22. a spherical groove; 23. a ball valve; 24. a chute; 25. a sliding piston; 26. a support bar; 27. air holes; 28. and limiting the swinging groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The ball valve type shifting fork actuator shown in the attached

drawings

1, 2 and 5 comprises a ball valve shell 1, wherein pipelines 2 are fixedly arranged on two sides of the ball valve shell 1 through connectors, an executing device 3 is fixedly arranged above the ball valve shell 1 through the connectors, a cylinder module 4 is fixedly arranged on the left side of the executing device 3, a spring module 5 is fixedly arranged on the right side of the executing device 3, a control shaft 6 is rotatably connected between the ball valve shell 1 and the executing device 3, a ball valve mechanism is arranged in the ball valve shell 1, a swinging groove 7 is formed in the executing device 3, through grooves 8 are formed in the cylinder module 4, the executing device 3 and the spring module 5, a moving shaft 9 is slidably connected to the inner wall of each through groove 8, a fixing rod 10 is fixedly arranged on the surface of the moving shaft 9 in the swinging groove 7, and a fixing seat 11 is fixedly arranged on the surface of the control shaft 6 in the swinging groove 7, a limiting swing groove 28 is formed in the fixing seat 11, the fixing rod 10 slides in the limiting swing groove 28, and a transmission mechanism is arranged between the movable shaft 9 and the spring module 5.

In a preferred embodiment, as shown in fig. 2 and fig. 3, a sliding groove 12 is opened inside the spring module 5, a connector 13 is fixedly installed at one end of the movable shaft 9 located in the sliding groove 12, a limiting groove 14 is opened inside the connector 13, a limiting block 15 is connected to the inner wall of the limiting groove 14 in a clamped manner, the limiting block 15 rotates inside the limiting groove 14, a rotation shaft 16 is fixedly connected to one side of the limiting block 15 far away from the movable shaft 9, and the rotation shaft 16 penetrates through one side of the connector 13 far away from the movable shaft 9, so that the movable shaft 9 can be driven to move by the movement of the rotation shaft 16.

In a preferred embodiment, as shown in fig. 2 and fig. 4, the transmission mechanism includes a thread ring 17 fixedly installed near the inner wall of the right side of the sliding groove 12, a thread ring 18 is fixedly sleeved on the surface of the rotating shaft 16, and the thread ring 18 is in threaded connection with the thread ring 17, a rotating disc 19 is fixedly installed at one end of the rotating shaft 16 penetrating the right end of the spring module 5, so that the rotating shaft 16 can be driven to rotate by the rotation of the rotating disc 19, and since the thread ring 18 on the rotating shaft 16 is in threaded connection with the thread ring 17 in the sliding groove 12, the rotating shaft 16 can stably move in the sliding groove 12.

In a preferred embodiment, as shown in fig. 2 and 4, a fixed block 20 is fixedly mounted on an inner wall of the sliding groove 12, the connecting body 13 is fixedly connected with the fixed block 20 through a compression spring 21, the compression spring 21 is slidably sleeved on a surface of the rotating shaft 16, and the rotating shaft 16 is inserted into the fixed block 20, so that the rotating shaft 16 can be kept stable when rotating and moving in the sliding groove 12 by the compression spring 21.

In a preferred embodiment, as shown in fig. 1 and fig. 2, the ball valve mechanism includes a spherical groove 22 opened in the ball valve housing 1, and the spherical groove 22 is slidably connected to a ball valve 23, and the top of the ball valve 23 is fixedly connected to the control shaft 6 so as to be fixed to the control shaft 6 by the fixing base 11, so that the swing of the fixing base 11 drives the control shaft 6 to rotate, and thus the ball valve 23 connected to the control shaft 6 can be controlled.

In a preferred embodiment, as shown in fig. 2, a sliding groove 24 is formed in the cylinder module 4, a sliding piston 25 is slidably connected to an inner wall of the sliding groove 24, one end of the moving shaft 9 penetrating the sliding groove 24 is fixedly connected to the sliding piston 25, and a supporting rod 26 is fixedly connected between the sliding piston 25 and the moving shaft 9, so that the movement of the sliding piston 25 can be kept stable, and the sliding piston 25 can keep the movement of the moving shaft 9 stable.

In a preferred embodiment, as shown in fig. 1 and 2, air holes 27 are opened between both sides of the cylinder module 4 and the slide groove 24 so that air can be slowly released by the air holes 27 opened at both sides of the cylinder module 4, and thus the movement of the sliding piston 25 can be stably maintained.

The utility model discloses the theory of operation: when the ball valve is used, the rotating shaft 16 can be driven to rotate through the rotation of the rotary disc 19, the threaded ring 18 on the rotating shaft 16 is in threaded connection with the threaded ring 17 in the sliding groove 12, so that the rotating shaft 16 can stably move in the sliding groove 12, the limiting block 15 fixed by the rotating shaft 16 rotates in the connecting body 13 fixed by the moving shaft 9, the limiting block 15 is clamped with the limiting groove 14 in the connecting body 13, the moving shaft 16 drives the moving shaft 9 to move, the fixing rod 10 on the moving shaft 9 swings in the limiting swing groove 28 of the fixing seat 11, the fixing seat 11 is fixed on the control shaft 6, and the swing of the fixing seat 11 drives the control shaft 6 to rotate, so that the control of the ball valve 23 fixedly connected by the control shaft 6 is convenient; by arranging the sliding piston 25 to slide in the sliding chute 24, air can be slowly released due to the air holes 27 formed in the two sides of the cylinder module 4, so that the movement of the sliding piston 25 can be kept stable, and the sliding piston 25 can keep stable movement of the moving shaft 9; the compression spring 21 is provided to stabilize the rotation shaft 16 when it rotates and moves in the slide groove 12; in conclusion, the device has strong practicability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 ball valve formula shift fork executor, includes ball valve shell (1), its characterized in that: the pipeline-type ball valve is characterized in that pipelines (2) are fixedly arranged on two sides of the ball valve shell (1) through connectors, an executing device (3) is fixedly arranged above the ball valve shell (1) through connectors, a cylinder body module (4) is fixedly arranged on the left side of the executing device (3), a spring module (5) is fixedly arranged on the right side of the executing device (3), a control shaft (6) is rotatably connected between the ball valve shell (1) and the executing device (3), a ball valve mechanism is arranged in the ball valve shell (1), a swing groove (7) is formed in the executing device (3), through grooves (8) are formed in the cylinder body module (4), the executing device (3) and the spring module (5), a moving shaft (9) is slidably connected to the inner wall of the through grooves (8), and a fixing rod (10) is fixedly arranged on the surface of the moving shaft (9) in the swing groove (7), fixed surface that control shaft (6) are located swing groove (7) installs fixing base (11), spacing pendulum groove (28) have been seted up to the inside of fixing base (11), just dead lever (10) slide in the inside of spacing pendulum groove (28), be provided with drive mechanism between removal axle (9) and spring module (5).

2. A ball valve fork actuator as defined in claim 1, wherein: sliding tray (12) have been seted up to the inside of spring module (5), the one end fixed mounting that removes axle (9) and be located sliding tray (12) has connector (13), just spacing groove (14) have been seted up to the inside of connector (13), the inner wall joint of spacing groove (14) has stopper (15), just stopper (15) rotate in the inside of spacing groove (14), one side fixedly connected with axis of rotation (16) of removing axle (9) are kept away from in stopper (15), one side of removing axle (9) is kept away from in axis of rotation (13) is worn out in axis of rotation (16).

3. A ball valve fork actuator as claimed in claim 2, wherein: drive mechanism includes thread circle (17) that fixed mounting is close to sliding tray (12) right side inner wall, the fixed surface of axis of rotation (16) has cup jointed threaded ring (18), just threaded ring (18) and thread circle (17) threaded connection, the one end fixed mounting that spring module (5) right-hand member was worn out in axis of rotation (16) has carousel (19).

4. A ball valve fork actuator as claimed in claim 2, wherein: the inner wall fixed mounting of sliding tray (12) has fixed block (20), through compression spring (21) fixed connection between connector (13) and fixed block (20), just compression spring (21) slip cup joint the surface at axis of rotation (16), the inside of fixed block (20) is worn to locate in axis of rotation (16).

5. A ball valve fork actuator as defined in claim 1, wherein: the ball valve mechanism comprises a spherical groove (22) formed in the ball valve shell (1), the spherical groove (22) is connected with a ball valve (23) in a sliding mode, and the top of the ball valve (23) is fixedly connected with the control shaft (6).

6. A ball valve fork actuator as defined in claim 1, wherein: spout (24) have been seted up to the inside of cylinder body module (4), the inner wall sliding connection of spout (24) has sliding piston (25), one end and sliding piston (25) fixed connection in spout (24) are worn to locate by removal axle (9), fixedly connected with bracing piece (26) between sliding piston (25) and removal axle (9).

7. A ball valve fork actuator as claimed in claim 6, wherein: air holes (27) are formed between the two sides of the cylinder body module (4) and the sliding grooves (24).