CN218440902U

CN218440902U - Multifunctional straight stroke actuator

Info

Publication number: CN218440902U
Application number: CN202222648180.7U
Authority: CN
Inventors: 唐勇彪
Original assignee: Wuxi Thomas Tang Intelligent Technology Co ltd
Current assignee: Wuxi Thomas Tang Intelligent Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-03
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a multifunctional straight stroke actuator, which comprises an actuator frame, a driving motor, a hand wheel and a valve connecting piece, wherein a driving shaft on the driving motor is matched with a first conical fluted disc and a second conical fluted disc in the actuator frame to generate a rotating acting force on a driving rod, and the two ends of the driving rod are respectively limited at the top end and the bottom end of the actuator frame, so that the stability of the vertical movement of the driving rod when the valve is matched and braked is kept, and the accuracy of valve control is improved; the bottom end of the driving rod is provided with a valve connecting piece fixed in a matched mode with a valve, the bottom end of the driving rod is used for being inserted into the valve through a connector on the valve connecting piece, a rubber plate at the tail end of the supporting screw rod is tightly attached to the inner wall of the valve, the connector is tightly fixed in the valve in a tensioning mode, fixed assembly of the connector and the valve is achieved, the driving rod is connected with the valves of different model sizes in a matched mode, and the application range of the actuator is improved.

Description

Multifunctional straight stroke actuator

Technical Field

The utility model belongs to the technical field of the executor, concretely relates to multi-functional straight stroke executor.

Background

The straight-moving actuator is mainly applied to automatic control of the valve, realizes the automatic control of the valve in situ or remotely through the straight-moving actuator, can only carry out matching control on the valve with the corresponding size due to the inconsistent diameters of the valves proportioned by the straight-moving actuator when in use, reduces the application range of the straight-moving actuator, realizes the control of the valve through the upward movement and the downward movement of the shaft lever, easily generates unstable problems of inclination and the like along with the driving acting force of a motor when the shaft lever runs, and influences the use effect of the straight-moving actuator;

therefore, the utility model provides a can a plurality of model valves of adaptation and to the high multi-functional straight stroke executor of valve control stability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional straight stroke executor to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multifunctional straight-stroke actuator comprises an actuator frame, a driving motor, a hand wheel and a valve connecting piece, wherein two ends of a driving rod vertically arranged in the actuator frame are respectively connected with bearing seats at the middle parts of the top end and the bottom end of the actuator frame;

a manual shaft lever is horizontally arranged on the U-shaped supporting seat on the left side in the actuator frame in a sliding mode, the hand wheel is arranged at the top end of the actuator frame and is connected with the top end of the manual shaft lever, and oblique teeth on the outer edge of a meshing fluted disc on the manual shaft lever are in threaded meshing transmission with the driving rod;

the valve connecting piece is including the fixed mount pad of locating the actuating lever bottom, locate the connector that mount pad bottom middle part and valve are connected, two support screw who locates in the connector and the terminal through the connector butt joint and run through the connector, with the horizontal tooth meshing of connector outer wall and locate the drive gear in the mount pad and to drive gear pivoted adjusting screw, support screw and connector spiro union and support screw's end are equipped with the rubber slab with the valve inner wall laminating.

Furthermore, the top end of the actuator frame is provided with a vertical screw barrel which is matched with the driving rod for limiting, and the limiting plate of the driving rod is screwed in the vertical screw barrel.

The vertical screw barrel is used for controlling, matching and guiding the driving rod to vertically move on the actuator frame so as to keep the driving rod to move up and down stably.

Furthermore, a horizontal support plate arranged above the first conical fluted disc is arranged on the inner right side of the actuator frame, the top end of the first conical fluted disc is meshed with teeth on a lug on the bottom surface of the horizontal support plate, and two ends of a shaft lever of the axis of the second conical fluted disc are respectively connected with the horizontal support plate and the bottom surface of the actuator frame in a rotating manner.

The horizontal support plate is used for limiting the rotation matching of the first conical fluted disc and the second conical fluted disc through the teeth on the convex plate and the shaft rod, and the stability of the rotation transmission of the first conical fluted disc and the second conical fluted disc to the driving rod is kept.

Furthermore, a horizontal sliding plate at the bottom end of the manual shaft lever is in sliding connection with the bottom surface of the U-shaped supporting seat.

According to the requirement on valve control, when the driving rod is driven by the hand wheel, the manual shaft rod moves towards the driving rod on the U-shaped supporting seat through the horizontal sliding plate, and the meshing fluted disc on the manual shaft rod is meshed with the threads on the outer wall of the driving rod.

Furthermore, the upper portion of the manual shaft lever is provided with a limiting plate which is arranged in a chute on the U-shaped supporting seat and is elastically connected with the left end in the chute through a reset spring, a positioning pin which is clamped at a clamping groove on the upper surface of the limiting plate at the tail end is arranged on the U-shaped supporting seat, and a spring which is fixed at the tail end and the top surface of the U-shaped supporting seat is arranged on the positioning pin.

When the hand wheel is not needed to brake the driving rod, the hand wheel moves towards the position of the sliding groove and is clamped into the left end of the sliding groove through the limiting plate, the positioning pin moves downwards through the spring and is clamped into the clamping groove in the upper surface of the limiting plate, and the position of the hand wheel is limited.

Furthermore, the tail end of the adjusting screw is rotatably connected with a rotating seat on the mounting seat.

The connecting cylinder connected between the two supporting screws is rotated through the driving gear on the adjusting screw, so that the supporting size of the supporting rubber plate can be adjusted relatively or backwards according to the inner diameter of the valve to be connected by the supporting screw.

Compared with the prior art, the utility model following technological effect and advantage have:

according to the multifunctional straight-stroke actuator, a driving shaft on a driving motor is matched with a first conical fluted disc and a second conical fluted disc to generate a rotating acting force on a driving rod in an actuator frame, the rotation of the first conical fluted disc and the second conical fluted disc is kept stable by matching with a horizontal support plate on the actuator frame, and two ends of the driving rod are respectively limited at the top end and the bottom end of the actuator frame, so that the stability of vertical movement of the driving rod when the driving rod is used for cooperatively braking a valve is kept, and the accuracy of valve control is improved;

the actuating lever bottom sets up the valve connecting piece fixed with the valve cooperation, be used for inserting inside the valve through the connector on the valve connecting piece, manual or through motor drive to adjusting screw, the connecting cylinder that the drive gear on the adjusting screw engaged when adjusting screw rotates produces the rotation, because two supporting screw are relative spiro union in the connecting cylinder, thereby realize that two supporting screw produce the back displacement along with the rotation of connecting cylinder, make terminal rubber slab of supporting screw closely laminate with the valve inner wall, rise to the connector and rise tightly to fix in the valve, realize the fixed mounting to connector and valve, thereby realize that the actuating lever is connected with the valve cooperation of different model sizes, improve the scope of using the executor.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

fig. 3 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. an actuator frame; 2. a drive motor; 3. a hand wheel; 4. a drive rod; 5. a bearing seat; 6. a motor base; 7. a drive shaft; 8. a first conical fluted disc; 9. a second conical fluted disc; 10. a U-shaped supporting seat; 11. a manual shaft lever; 12. meshing the fluted disc; 13. a mounting seat; 14. a connector; 15. a connecting cylinder; 16. a support screw; 17. a drive gear; 18. adjusting the screw rod; 19. a rubber plate; 20. a vertical screw cylinder; 21. a horizontal support plate; 22. a chute; 23. a return spring; 24. a limiting plate; 25. a card slot; 26. positioning a pin; 27. a spring.

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.

The utility model provides a as shown in fig. 1-3 multi-functional straight stroke executor, including executor frame 1, driving motor 2, hand wheel 3 and valve connecting piece, 4 both ends of the actuating lever of the inside vertical setting of executor frame 1 are connected with the bearing frame 5 at 1 top of executor frame and bottom middle part respectively, and 1 top of executor frame is equipped with and cooperates spacing vertical barrel 20 and the limiting plate 24 spiro union of actuating lever 4 in vertical barrel 20 to actuating lever 4. The vertical screw barrel 20 is used for controlling, matching and guiding the driving rod 4 to move vertically on the actuator frame 1 so as to keep the driving rod 4 moving stably up and down;

the driving motor 2 is fixedly arranged in a motor base 6 on the right side of the actuator frame 1, a driving shaft 7 on the driving motor 2 is arranged in the actuator frame 1, the outer edge of a first conical fluted disc 8 on the driving shaft 7 is in threaded engagement with a second conical fluted disc 9 arranged in the actuator frame 1 and meshed with the driving rod 4 through inclined teeth, a horizontal support plate 21 arranged above the first conical fluted disc 8 is arranged on the right side in the actuator frame 1, the top end of the first conical fluted disc 8 is meshed with teeth on a lug on the bottom surface of the horizontal support plate 21, and two ends of a shaft rod in the axis of the second conical fluted disc 9 are respectively in rotational connection with the horizontal support plate 21 and the bottom surface of the actuator frame 1. The horizontal support plate 21 is used for keeping the stability of the rotation transmission of the first conical fluted disc 8 and the second conical fluted disc 9 to the driving rod 4 through the teeth on the convex plate and the rotation matching limit of the shaft to the first conical fluted disc 8 and the second conical fluted disc 9.

Horizontal slip is equipped with manual axostylus axostyle 11 on the left U type supporting seat 10 in the executor frame 1, and hand wheel 3 is located 1 top of executor frame and is connected with 11 tops of manual axostylus axostyle, and the helical tooth of meshing fluted disc 12 outer fringe on the manual axostylus axostyle 11 and the driving lever 4 go up the screw-thread engagement transmission, the horizontal slide and the U type supporting seat 10 bottom surface sliding connection of 11 bottoms of manual axostylus axostyle. According to the requirement of valve control, when the hand wheel 3 drives the driving rod 4, the manual shaft lever 11 moves to the position of the driving rod 4 on the U-shaped supporting seat 10 through the horizontal sliding plate, so that the meshing fluted disc 12 on the manual shaft lever 11 is meshed with the thread on the outer wall of the driving rod 4;

11 upper portions of manual axostylus axostyle are equipped with locate U type supporting seat 10 go up in spout 22 and through reset spring 23 and spout 22 in left end elastic connection's limiting plate 24, limiting plate 24 is arranged in spout 22 for the level, manual axostylus axostyle 11 rotates with limiting plate 24 to be connected, be used for spacing manual axostylus axostyle 11 when being inside spout 22 through limiting plate 24 to manual axostylus axostyle 11, be equipped with terminal joint in the stop pin 26 of limiting plate 24 upper surface draw-in groove 25 on U type supporting seat 10, be equipped with terminal and the fixed spring 27 of U type supporting seat 10 top surface on the stop pin 26. When the driving rod 4 is not braked by the hand wheel 3, the hand wheel 3 moves the manual shaft lever 11 to the position of the sliding groove 22, the limiting plate 24 which is rotated and sleeved by the manual shaft lever 11 is clamped into the left end of the sliding groove 22, the positioning pin 26 moves downwards by the spring 27 and is clamped into the clamping groove 25 on the upper surface of the limiting plate 24, and the position of the manual shaft lever 11 is limited.

The valve connecting piece is including fixed mount pad 13 of locating the 4 bottoms of actuating lever, locate 13 bottoms of mount pad middle parts and the connector 14 that the valve is connected, two support screw 16 that locate in the connector 14 and the end runs through connector 14 through connecting cylinder 15 butt joint, drive gear 17 and drive gear 17 pivoted adjusting screw 18 that drive gear 17 pivoted in the mount pad 13 and locate with the meshing of the horizontal tooth of connecting cylinder 15 outer wall, adjusting screw 18's end rotates with the rotation seat on the mount pad 13 and is connected. The connecting cylinder 15 connected between the two supporting screws 16 is rotated through the driving gear 17 on the adjusting screw 18, so that the supporting size of the supporting rubber plate 19 is relatively or reversely adjusted by the supporting screws 16 according to the inner diameter of the valve to be connected;

the supporting screw 16 is in threaded connection with the connector 14, and a rubber plate 19 attached to the inner wall of the valve is arranged at the tail end of the supporting screw 16.

According to the multifunctional straight-stroke actuator, a first conical fluted disc 8 and a second conical fluted disc 9 are arranged in an actuator frame 1 and are matched with a driving shaft 7 on a driving motor 2 to generate rotating acting force on a driving rod 4, a horizontal support plate 21 on the actuator frame 1 is matched to keep stable rotation of the first conical fluted disc 8 and the second conical fluted disc 9, and two ends of the driving rod 4 are respectively limited at the top end and the bottom end of the actuator frame 1, so that the stability of vertical movement of the driving rod 4 during valve matching braking is kept, and the valve control precision is improved;

the bottom of the driving rod 4 is provided with a valve connecting piece fixed in a matched manner with a valve, the connecting piece 14 on the valve connecting piece is inserted into the valve, the adjusting screw 18 is driven manually or by a motor, when the adjusting screw 18 rotates, the connecting cylinder 15 meshed with the driving gear 17 on the adjusting screw 18 rotates, because the two supporting screws 16 are in threaded connection in the connecting cylinder 15, the two supporting screws 16 move backwards along with the rotation of the connecting cylinder 15, the rubber plate 19 at the tail end of the supporting screw 16 is tightly attached to the inner wall of the valve, the connecting piece 14 is tightly fixed in the valve in a tensioning manner, the fixed assembly of the connecting piece 14 and the valve is realized, the driving rod 4 is connected with the valves of different models and sizes in a matched manner, and the application range of the actuator is enlarged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a multi-functional straight stroke executor, includes executor frame (1), driving motor (2), hand wheel (3) and valve connecting piece, its characterized in that: two ends of a driving rod (4) vertically arranged in the actuator frame (1) are respectively connected with bearing seats (5) in the middle of the top end and the bottom end of the actuator frame (1), the driving motor (2) is fixedly arranged in a motor base (6) on the right side of the actuator frame (1), a driving shaft (7) on the driving motor (2) is arranged in the actuator frame (1), and the outer edge of a first conical fluted disc (8) on the driving shaft (7) is in threaded engagement with a second conical fluted disc (9) which is arranged in the actuator frame (1) and is in threaded engagement with the driving rod (4) through inclined teeth;

a manual shaft lever (11) is horizontally arranged on a U-shaped supporting seat (10) on the left side in the actuator frame (1) in a sliding mode, the hand wheel (3) is arranged at the top end of the actuator frame (1) and is connected with the top end of the manual shaft lever (11), and inclined teeth on the outer edge of a meshing fluted disc (12) on the manual shaft lever (11) are in threaded meshing transmission with the driving rod (4);

the valve connecting piece is including fixed mount pad (13) of locating actuating lever (4) bottom, locate connector (14) that mount pad (13) bottom middle part is connected with the valve, two support screw (16) of locating in connector (14) and end through connector (15) butt joint and running through connector (14), drive gear (17) and to drive gear (17) pivoted adjusting screw (18) in locating mount pad (13) with the horizontal tooth meshing of connector (15) outer wall, support screw (16) are equipped with rubber slab (19) with the valve inner wall laminating with the end of connector (14) spiro union and support screw (16).

2. A multi-functional linear actuator as defined in claim 1 wherein: the top end of the actuator frame (1) is provided with a vertical screw cylinder (20) which is matched and limited for the driving rod (4), and a limiting plate of the driving rod (4) is screwed in the vertical screw cylinder (20).

3. A multi-functional linear actuator as defined in claim 1 wherein: a horizontal support plate (21) arranged above the first conical fluted disc (8) is arranged on the right side in the actuator frame (1), the top end of the first conical fluted disc (8) is meshed with teeth on a lug on the bottom surface of the horizontal support plate (21), and two ends of a shaft lever of the axis of the second conical fluted disc (9) are respectively connected with the horizontal support plate (21) and the bottom surface of the actuator frame (1) in a rotating mode.

4. A multi-functional linear actuator as defined in claim 1 wherein: and a horizontal sliding plate at the bottom end of the manual shaft lever (11) is in sliding connection with the bottom surface of the U-shaped supporting seat (10).

5. A multi-functional linear actuator as defined in claim 1 wherein: manual axostylus axostyle (11) upper portion is equipped with locates in U type supporting seat (10) spout (22) and through reset spring (23) and spout (22) interior left end elastic connection's limiting plate (24), be equipped with terminal joint in locating pin (26) of limiting plate (24) upper surface draw-in groove (25) on U type supporting seat (10), be equipped with terminal and the fixed spring (27) of U type supporting seat (10) top surface on locating pin (26).

6. A multi-functional linear actuator as defined in claim 1 wherein: the tail end of the adjusting screw rod (18) is rotatably connected with a rotating seat on the mounting seat (13).