CN114135709A

CN114135709A - Butterfly valve driving device

Info

Publication number: CN114135709A
Application number: CN202011506229.4A
Authority: CN
Inventors: 聂鹏; 龚超; 柳进; 乔汉杰; 任龙
Original assignee: Aois Ocean Engineering Shanghai Co ltd
Current assignee: Aois Ocean Engineering Shanghai Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2022-03-04
Anticipated expiration: 2040-12-18
Also published as: CN114135709B

Abstract

The invention discloses a butterfly valve driving device, which relates to the technical field of butterfly valves and comprises a fixed disk, wherein the upper surface of the fixed disk is fixedly connected with a protective shell, the bottom surface of the fixed disk is fixedly connected with a valve cylinder, the inner top wall of the protective shell is fixedly connected with two protective boxes, a supporting plate matched with the protective boxes is arranged in each protective box, the upper surfaces of the two supporting plates are respectively provided with a sliding hole, the inner top wall of each protective box is fixedly connected with a supporting column, the bottom ends of the two supporting columns respectively penetrate through the two sliding holes and are fixedly connected with the inner bottom walls of the two protective boxes, the butterfly valve driving device realizes the rotation of a valve rod through the meshing of a servo motor, a rotating rod, a first gear and a second gear, realizes the rotation of the valve rod through the meshing of the first gear and a third gear, observes the rotation angle from an observation frame, and can more precisely control the rotation of the valve rod, the butterfly valve is controlled, and operation of workers is facilitated.

Description

Butterfly valve driving device

Technical Field

The invention relates to the technical field of butterfly valves, in particular to a butterfly valve driving device.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing part valve clack or a butterfly plate which is a disc and rotates around a valve shaft to open and close.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a butterfly valve driving device, which solves the problems that the conventional butterfly valve driving device lacks double-safety control, cannot be used once the driving device is damaged and can cause immeasurable consequences in an emergency.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a butterfly valve driving device comprises a fixed disc, wherein the upper surface of the fixed disc is fixedly connected with a protective shell, the bottom surface of the fixed disc is fixedly connected with a valve barrel, the inner top wall of the protective shell is fixedly connected with two protective cases, the inner part of each protective case is provided with a supporting plate matched with the protective case, the upper surfaces of the two supporting plates are provided with sliding holes, the inner top wall of each protective case is fixedly connected with a supporting column, the bottom ends of the two supporting columns respectively penetrate through the two sliding holes and are fixedly connected with the inner bottom walls of the two protective cases, the outer surfaces of the two supporting columns are sleeved with springs, the top end of each spring and the bottom end of each spring are respectively fixedly connected with the inner top wall of the protective case and the upper surface of the supporting plate, one side surface of the two protective cases, which are close to each other, is provided with a bayonet, and the inner parts of the two bayonets are both clamped with connecting rods, one ends, far away from each other, of the two connecting rods are fixedly connected with one side face, close to each other, of the two supporting plates respectively, one ends, close to each other, of the two connecting rods are fixedly connected with a connecting plate together, a first bearing is fixedly embedded on the upper surface of the connecting plate, a second bearing is fixedly embedded on the upper surface of the protective shell, a rotating rod is arranged above the protective shell, the bottom end of the rotating rod sequentially penetrates through the second bearing and the first bearing and extends to the lower portion of the connecting plate, two L-shaped clamping plates are fixedly connected with the inner top wall of the protective shell, two blocking rods are arranged inside the L-shaped clamping plates, one ends, close to each other, of the two blocking rods are fixedly connected with the outer surface of the rotating rod, a hexagonal sleeve is fixedly connected with the bottom end of the rotating rod, a third bearing is fixedly embedded on the bottom face of the protective shell, and a fourth bearing is fixedly embedded on the upper surface of the fixed disk, the valve comprises a valve barrel, a valve rod, a first gear, a sixth-edge clamping column matched with the sixth-edge sleeve, a servo motor, a rotating rod, a second gear matched with the first gear, a second gear meshed with the first gear, a third gear meshed with the first gear, a Y-shaped frame, a supporting rod, a third gear and a fourth gear, wherein the valve rod is arranged in the valve barrel, the top end of the valve rod sequentially penetrates through the fourth bearing and the third bearing and extends to the inside of a protective shell, the first gear is fixedly connected to the top end of the valve rod, the sixth-edge clamping column matched with the sixth-edge sleeve is fixedly connected to the upper surface of the first gear, the servo motor is arranged in the protective shell, the rotating rod is fixedly connected to the output end of the servo motor, the second gear matched with the first gear is fixedly connected to the right end of the rotating rod, the second gear is meshed with the first gear, the second gear is positioned on the left side of the first gear, the inner bottom wall of the protective shell is fixedly connected with the Y-shaped frame, the supporting rod is clamped in the inside of the Y-shaped frame, the supporting rod is fixedly connected with the third gear matched with the first gear, the left end of the supporting rod, the first gear is meshed with the first gear, and the right end of the supporting rod is fixedly connected with an instrument panel.

Preferably, the bottom surface of the servo motor is fixedly connected with a stabilizing block, and the bottom surface of the stabilizing block is fixedly connected with the inner bottom wall of the protective shell.

Preferably, the bottom end of the instrument panel is fixedly connected with a fixed block, and the bottom surface of the fixed block is fixedly connected with the inner bottom wall of the protective shell.

Preferably, the top end fixedly connected with handle of dwang, the surface fixedly connected with antiskid bump of handle.

Preferably, the outer surface of each supporting column is fixedly connected with a limiting plate, and the bottom surface of each limiting plate is fixedly connected with the inner bottom wall of the protective box.

Preferably, the right side of protective housing is fixed to be inlayed and is had the observation frame, the material of observation frame is the transparent material of high rigidity.

(III) advantageous effects

The invention provides a butterfly valve driving device. The method has the following beneficial effects:

(1) this butterfly valve drive arrangement through the meshing of servo motor and bull stick, first gear and the second gear that sets up, realizes the rotation to the valve rod, through the meshing of first gear and third gear, can follow observation frame department and observe the pivoted angle, and control valve rod that can be more accurate rotates, realizes the high accuracy control to the butterfly valve, the staff's of being convenient for operation.

(2) This butterfly valve drive arrangement, through the handle that sets up, when electric actuator became invalid or happened accident, can carry out manual operation, through rotating the handle, made six arris sleeves and six arris card post joint, realized the manual control to the butterfly valve, when rotating the handle in addition, can follow observation frame department and observe, realize more accurate control to the butterfly valve, can effectually avoid causing the problem of loss because of the special circumstances that the accident took place.

Drawings

FIG. 1 is a cross-sectional view in elevation of the protective case of the present invention;

FIG. 2 is a cross-sectional view of a front view of the protective enclosure of the present invention;

fig. 3 is a front view of the protective case of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. fixing the disc; 2. a second gear; 3. a stabilizing block; 4. a servo motor; 5. a rotating rod; 6. six-edge clamping columns; 7. a protective shell; 8. a protective box; 9. a handle; 10. rotating the rod; 11. a first gear; 12. a support bar; 13. a Y-shaped frame; 14. an instrument panel; 15. a fixed block; 16. a third gear; 17. a third bearing; 18. a valve barrel; 19. a fourth bearing; 20. a support plate; 21. a slide hole; 22. a spring; 23. a support pillar; 24. a bayonet; 25. a connecting rod; 26. a limiting plate; 27. an L-shaped clamping plate; 28. a second bearing; 29. a gear lever; 30. a connecting plate; 31. a hexagonal sleeve; 32. a first bearing; 33. a valve stem; 34. and (4) an observation frame.

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.

As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides a butterfly valve drive arrangement, including fixed disk 1, the last fixed surface of fixed disk 1 is connected with protective housing 7, the fixed embedding of right flank of protective housing 7 has observation frame 34, the material of observation frame 34 is the transparent material of high rigidity, it observes to be convenient for the staff, prevent the inside entering debris of protective housing 7, the bottom surface fixedly connected with valve section of thick bamboo 18 of fixed disk 1, two protective housing 8 of interior roof fixedly connected with of protective housing 7, every protective housing 8's inside all is equipped with the backup pad 20 with protective housing 8 looks adaptation, slide opening 21 has all been seted up to the upper surface of two backup pads 20, the equal fixedly connected with support column 23 of interior roof of every protective housing 8, the equal fixedly connected with limiting plate 26 of surface of every support column 23, the bottom surface of every limiting plate 26 all with protective housing 8's interior diapire fixed connection, prevent too much downward slip of backup pad 20, it is unexpected, the bottom of two support columns 23 run through two slide opening 21 respectively and with the interior diapire fixed connection of two protective housing 8 The outer surfaces of the two supporting columns 23 are respectively sleeved with springs 22, the top end of each spring 22 and the bottom end of each spring 22 are respectively fixedly connected with the inner top wall of each protective box 8 and the upper surface of each supporting plate 20, one side surface of each protective box 8, which is close to each other, is provided with a bayonet 24, the inside of each bayonet 24 is respectively clamped with a connecting rod 25, one end, which is far away from each other, of each connecting rod 25 is respectively fixedly connected with one side surface of each supporting plate 20, one end, which is close to each other, of each connecting rod 25 is jointly and fixedly connected with a connecting plate 30, the upper surface of each connecting plate 30 is fixedly embedded with a first bearing 32, the upper surface of the protective shell 7 is fixedly embedded with a second bearing 28, a rotating rod 10 is arranged above the protective shell 7, the top end of the rotating rod 10 is fixedly connected with a handle 9, the outer surface of the handle 9 is fixedly connected with anti-slip salient points, and the phenomenon caused when a worker rotates the handle 9 can be prevented, the bottom end of the rotating rod 10 sequentially penetrates through the second bearing 28 and the first bearing 32 and extends to the lower part of the connecting plate 30, the inner top wall of the protective shell 7 is fixedly connected with two L-shaped clamping plates 27, the inner parts of the two L-shaped clamping plates 27 are respectively provided with a blocking rod 29, the mutually adjacent ends of the two blocking rods 29 are respectively fixedly connected with the outer surface of the rotating rod 10, the bottom end of the rotating rod 10 is fixedly connected with a hexagonal sleeve 31, the bottom surface of the protective shell 7 is fixedly embedded with a third bearing 17, the upper surface of the fixed disk 1 is fixedly embedded with a fourth bearing 19, a valve rod 33 is arranged inside the valve barrel 18, the top end of the valve rod 33 sequentially penetrates through the fourth bearing 19 and the third bearing 17 and extends to the inner part of the protective shell 7, the top end of the valve rod 33 is fixedly connected with the first gear 11, the upper surface of the first gear 11 is fixedly connected with a hexagonal clamping column 6 matched with the hexagonal sleeve 31, the inner part of the protective shell 7 is provided with a servo motor 4, a stabilizing block 3 is fixedly connected to the bottom surface of a servo motor 4, the bottom surface of the stabilizing block 3 is fixedly connected to the inner bottom wall of a protective shell 7, the servo motor 4 can be stabilized to prevent accidents, a rotating rod 5 is fixedly connected to the output end of the servo motor 4, a second gear 2 matched with a first gear 11 is fixedly connected to the right end of the rotating rod 5, the second gear 2 is meshed with the first gear 11, the second gear 2 is positioned on the left side of the first gear 11, a Y-shaped frame 13 is fixedly connected to the inner bottom wall of the protective shell 7, a support rod 12 is clamped inside the Y-shaped frame 13, a third gear 16 matched with the first gear 11 is fixedly connected to the left end of the support rod 12, the third gear 16 is meshed with the first gear 11, the third gear 16 is positioned on the right side of the first gear 11, an instrument panel 14 is fixedly connected to the right end of the support rod 12, and a fixed block 15 is fixedly connected to the bottom end of the instrument panel 14, the bottom surface of the fixed block 15 is fixedly connected with the inner bottom wall of the protective shell 7, and plays a role in fixing and supporting the instrument panel 14.

When the butterfly valve is used, the servo motor 4 can be controlled to work remotely through a switch, the output end of the servo motor 4 is connected with the rotating rod 5 to enable the second gear 2 to rotate, the second gear 2 is meshed with the first gear 11 to enable the valve rod 33 to rotate, meanwhile, the supporting rod 12 drives the instrument panel 14 to rotate through the meshing of the first gear 11 and the third gear 16, the butterfly valve switch is controlled, the rotating angle of the valve rod 33 can be observed from the observation frame 34, when the electric control fails or is unexpected, the handle 9 is rotated to enable the blocking rod 29 to rotate to the gap between the two L-shaped blocking plates 27, the blocking rod 29 penetrates through the gap to move downwards to be separated from the two L-shaped blocking plates 27, the rotating rod 10 is driven to move downwards by the telescopic force of the spring 22 to clamp the six-edge blocking column 6 in the six-edge sleeve 31, then the handle 9 is rotated to enable the valve rod 33 to rotate, and meanwhile, the first gear 11 is meshed with the third gear 16, the support rod 12 is rotated to drive the instrument panel 14 to rotate, the instrument panel 14 is observed through the observation frame 34, and the opening and closing degree of the butterfly valve is controlled, so that the rotation control of the butterfly valve is realized.

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 butterfly valve drive device, includes fixed disk (1), its characterized in that: the upper surface of the fixed disc (1) is fixedly connected with a protective shell (7), the bottom surface of the fixed disc (1) is fixedly connected with a valve barrel (18), the inner top wall of the protective shell (7) is fixedly connected with two protective cases (8), the inner part of each protective case (8) is provided with a supporting plate (20) matched with the protective case (8), the upper surfaces of the two supporting plates (20) are provided with sliding holes (21), the inner top wall of each protective case (8) is fixedly connected with a supporting column (23), the bottom ends of the two supporting columns (23) respectively penetrate through the two sliding holes (21) and are fixedly connected with the inner bottom walls of the two protective cases (8), the outer surfaces of the two supporting columns (23) are respectively sleeved with springs (22), the top ends of the springs (22) and the bottom ends of the springs (22) are respectively fixedly connected with the inner top wall of the protective cases (8) and the upper surfaces of the supporting plates (20), bayonet socket (24) have all been seted up to a side that two protective housing (8) are close to each other, two the equal joint in inside of bayonet socket (24) has connecting rod (25), two one end that connecting rod (25) kept away from each other respectively with two backup pad (20) a side fixed connection that is close to each other, two the common fixedly connected with connecting plate (30) of one end that connecting rod (25) are close to each other, the fixed surface of connecting plate (30) inlays and has first bearing (32), the fixed surface of protective housing (7) inlays and has second bearing (28), the top of protective housing (7) is equipped with dwang (10), the bottom of dwang (10) runs through second bearing (28) and first bearing (32) in proper order and extends to the below of connecting plate (30), the interior fixed connection of protective housing (7) has two L type cardboard (27), the inside of two L type cardboard (27) all is equipped with shelves pole (29), two the one end that shelves pole (29) are close to each other all is connected with the external fixed surface of dwang (10), the bottom fixedly connected with hexagonal sleeve (31) of dwang (10), the bottom surface of protective housing (7) is fixed to be inlayed and is had third bearing (17), the fixed surface of fixed disk (1) is inlayed and is had fourth bearing (19), the inside of valve barrel (18) is equipped with valve rod (33), the top of valve rod (33) runs through fourth bearing (19) and third bearing (17) in proper order and extends to the inside of protective housing (7), the top fixedly connected with first gear (11) of valve rod (33), the upper surface fixedly connected with of first gear (11) has hexagonal card post (6) with hexagonal sleeve (31) looks adaptation, the inside of protective housing (7) is equipped with servo motor (4), output fixedly connected with bull stick (5) of servo motor (4), the right-hand member fixedly connected with of bull stick (5) and second gear (2) of first gear (11) looks adaptation, second gear (2) mesh with first gear (11) mutually, second gear (2) are located the left side of first gear (11), interior diapire fixedly connected with Y type frame (13) of protective housing (7), the inside joint of Y type frame (13) has bracing piece (12), the left end fixedly connected with of bracing piece (12) has third gear (16) with first gear (11) looks adaptation, third gear (16) mesh with first gear (11) mutually, third gear (16) are located the right side of first gear (11), the right-hand member fixedly connected with panel board (14) of bracing piece (12).

2. A butterfly valve drive device according to claim 1, characterized in that: the bottom surface of the servo motor (4) is fixedly connected with a stabilizing block (3), and the bottom surface of the stabilizing block (3) is fixedly connected with the inner bottom wall of the protective shell (7).

3. A butterfly valve drive device according to claim 1, characterized in that: the bottom end of instrument panel (14) is fixedly connected with fixed block (15), the bottom surface of fixed block (15) and the interior diapire fixed connection of protective housing (7).

4. A butterfly valve drive device according to claim 1, characterized in that: the top fixedly connected with handle (9) of dwang (10), the surface fixedly connected with antiskid bump of handle (9).

5. A butterfly valve drive device according to claim 1, characterized in that: the outer surface of each supporting column (23) is fixedly connected with a limiting plate (26), and the bottom surface of each limiting plate (26) is fixedly connected with the inner bottom wall of the protective box (8).

6. A butterfly valve drive device according to claim 1, characterized in that: the right flank of protective housing (7) is fixed to be inlayed and is had observation frame (34), the material of observation frame (34) is the transparent material of high rigidity.