CN213655849U

CN213655849U - Valve electric actuator with corrosion-resistant shell

Info

Publication number: CN213655849U
Application number: CN202022168993.7U
Authority: CN
Inventors: 蒋征华
Original assignee: Changzhou Aoneng Automation Equipment Co ltd
Current assignee: Changzhou Aoneng Automation Equipment Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-07-09
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a valve electric actuator with corrosion-resistant casing, including actuating mechanism, actuating mechanism's upper end fixed mounting has control button, actuating mechanism's outer end fixed mounting has the fixed plate, the lower extreme fixed mounting of fixed plate has corrosion-resistant shell, the outer end of actuating mechanism is located the upside fixed mounting of fixed plate and has the liquid filler, the lower extreme fixed mounting of corrosion-resistant shell has the valve body, the lower extreme fixed mounting of valve body has lower shrouding. This valve electric actuator with corrosion-resistant casing, the valve body during operation is steady, corrosion-resistant shell structural connection is stable, the corrosion resisting property of device is good, life and precision are high, convenience and practicality are strong, when the staff pushes down the pressing plate, expanding spring warp downwards, drive the inside that the prevention of seepage passes through the lug and breaks away from the oil inlet, thereby lubricating oil can fall to the filter screen on from the oil inlet, and in the filter screen gets into the lubricating tube, the leakproofness and the maneuverability of device are high.

Description

Valve electric actuator with corrosion-resistant shell

Technical Field

The utility model relates to a valve electric actuator technical field specifically is a valve electric actuator with corrosion-resistant casing.

Background

The electric valve is generally connected with a valve by an electric actuating mechanism, and becomes the electric valve after installation and debugging, and the electric valve uses electric energy as power to switch on the electric actuating mechanism to drive the valve, so that the opening and closing and adjusting actions of the valve are realized, the opening and closing or adjusting purposes of a pipeline medium are achieved, and the application field is wide.

However, the conventional valve electric actuator is low in stability and corrosion resistance, low in practicability, short in service life, poor in precision and convenience, poor in sealing property and low in operability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve electric actuator with corrosion-resistant casing to propose present valve electric actuator commonly used in solving above-mentioned background art, the stability and the corrosion resistance of device are not high, and the practicality is not strong, and life is low, and precision and convenience are poor, problem that maneuverability is low.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve electric actuator with corrosion-resistant casing, includes actuating mechanism, actuating mechanism's upper end fixed mounting has control button, actuating mechanism's outer end fixed mounting has the fixed plate, the lower extreme fixed mounting of fixed plate has corrosion-resistant shell, actuating mechanism's outer end is located the upside fixed mounting of fixed plate has the liquid filler, the lower extreme fixed mounting of corrosion-resistant shell has the valve body, the lower extreme fixed mounting of valve body has lower shrouding.

Preferably, the outer end fixed mounting of actuating mechanism transmission end has the shaft coupling, actuating mechanism's transmission end passes through shaft coupling fixedly connected with valve rod, the outer end fixed mounting of valve rod has the bearing.

Preferably, the fixed slide that is provided with in inner of corrosion-resistant shell, the outer end fixed mounting of valve rod has the connecting plate, the connecting plate extends to the outer end of valve body, the connecting plate is the equidistance in the outer end of valve body and distributes, connecting plate and slide looks adaptation.

Preferably, the outer end fixed mounting of liquid filler has the fixed block, the liquid filler passes through fixed block and actuating mechanism fixed connection, the fixed intercommunication of lower extreme of liquid filler has lubricated pipe, the outer end that the upside of connecting plate is located corrosion-resistant shell runs through and is provided with the intercommunication mouth, lubricated pipe and intercommunication mouth looks adaptation, the fixed connector that is provided with in outer end of corrosion-resistant shell, actuating mechanism's lower extreme fixed mounting has the connecting seat, connecting seat and connector threaded connection.

Preferably, the fixed oil inlet that is provided with in upper end of liquid filler, the oil inlet is the equidistance in the upper end of liquid filler and distributes, the liquid filler includes the spring chamber, the inside fixed mounting in spring chamber has expanding spring, expanding spring's upper end fixed mounting has a press platen, press platen extends to the upper end of liquid filler.

Preferably, the outer end fixed mounting who presses the clamp plate has the filter screen, the upper end fixed mounting of filter screen has the prevention of seepage and passes through the lug, the prevention of seepage passes through lug and oil inlet looks adaptation.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the valve electric actuator with the corrosion-resistant shell, the corrosion-resistant shell is made of polytetrafluoroethylene resin, so that the valve electric actuator has excellent chemical stability, corrosion resistance, sealing property, lubrication non-sticking property and ageing resistance, and can well protect the connecting part of the actuator;

2. according to the valve electric actuator with the corrosion-resistant shell, the friction factor can be reduced by installing the bearing, the rotation precision of the valve rod is improved, the service life and the precision of the device are greatly improved, the connecting seat is in threaded connection with the connecting head, the corrosion-resistant shell can be conveniently detached after the lubricating pipe is drawn out, so that the valve body can be maintained, and the convenience of the device is greatly improved;

3. this valve electric actuator with corrosion-resistant casing, set up the oil inlet through installation liquid filler and its upper end equidistance, be convenient for directly add lubricating oil and get into inside the valve body through lubricated pipe, thereby needn't often dismantle shell structure and carry out lubricated work, so as not to influence life, the practicality of device has been improved greatly, through installing the filter screen, when the staff pushes down the press platen, expanding spring warp downwards, press the inside that the platen drives the prevention of seepage and passes through the lug and break away from the oil inlet, thereby lubricating oil can fall to the filter screen on from the oil inlet, and in the filter screen gets into the lubricating tube, the leakproofness and the maneuverability of device have been improved greatly.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the corrosion-resistant housing of the present invention;

FIG. 4 is a schematic sectional view of the present invention;

fig. 5 is an enlarged schematic view of the pressing plate structure of the present invention.

In the figure: 1. an actuator; 2. a control button; 3. a fixing plate; 4. a corrosion resistant housing; 5. a liquid feeder; 6. a valve body; 7. a lower sealing plate; 8. a coupling; 9. a valve stem; 10. a bearing; 11. a slideway; 12. a connecting plate; 13. a fixed block; 14. a lubrication tube; 15. a communication port; 16. a connector; 17. a connecting seat; 18. an oil inlet; 19. a spring cavity; 20. a tension spring; 21. a pressing plate; 22. a filter screen; 23. the bumps are impervious.

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. 1-5, the present invention provides a technical solution: the utility model provides a valve electric actuator with corrosion-resistant casing, includes actuating mechanism 1, and actuating mechanism 1's upper end fixed mounting has control button 2, and actuating mechanism 1's outer end fixed mounting has fixed plate 3, and the lower extreme fixed mounting of fixed plate 3 has corrosion-resistant shell 4, and actuating mechanism 1's outer end is located the upside fixed mounting of fixed plate 3 and has liquid filler 5, and the lower extreme fixed mounting of corrosion-resistant shell 4 has valve body 6, and the lower extreme fixed mounting of valve body 6 has lower shrouding 7.

Further, the outer end fixed mounting of actuating mechanism 1 transmission end has shaft coupling 8, and actuating mechanism 1's transmission end passes through shaft coupling 8 fixedly connected with valve rod 9, and the outer end fixed mounting of valve rod 9 has bearing 10, through installing shaft coupling 8, can make actuating mechanism 1's drive more stable effective, through installing bearing 10, can reduce friction factor to improve the gyration precision of valve rod 9, improved the life and the accuracy of device greatly.

Further, the fixed slide 11 that is provided with in inner of corrosion-resistant shell 4, the outer end fixed mounting of valve rod 9 has connecting plate 12, connecting plate 12 extends to the outer end of valve body 6, connecting plate 12 is the equidistance in the outer end of valve body 6 and distributes, connecting plate 12 and slide 11 looks adaptation, through installing corrosion-resistant shell 4, and its material is polytetrafluoroethylene resin, possess outstanding chemical stability, corrosion resistance, the leakproofness, lubricated non-adhesion, and ageing resistance, the connecting portion of protection executor that can be fine, connecting plate 12 is the equidistance in the outer end of valve body 6 and distributes, and with slide 11 looks adaptation, thereby guaranteed the steady and the corrosion-resistant shell 4 structure of valve body 6 during operation stable in connection, the corrosion resisting property of device and the stability of structure have been improved greatly.

Further, the outer end fixed mounting of liquid charger 5 has fixed block 13, liquid charger 5 passes through fixed block 13 and actuating mechanism 1 fixed connection, the fixed intercommunication of lower extreme of liquid charger 5 has lubricated pipe 14, the upside of connecting plate 12 is located corrosion-resistant shell 4's outer end and runs through and is provided with intercommunication mouth 15, lubricated pipe 14 and intercommunication mouth 15 looks adaptation, the fixed connector 16 that is provided with in outer end of corrosion-resistant shell 4, actuating mechanism 1's lower extreme fixed mounting has connecting seat 17, connecting seat 17 and connector 16 threaded connection, through making connecting seat 17 and connector 16 threaded connection, be convenient for take lubricated pipe 14 back out, thereby can dismantle corrosion-resistant shell 4 conveniently and overhaul valve body 6, the convenience of device has been improved greatly.

Furthermore, the upper end of the liquid filler 5 is fixedly provided with an oil inlet 18, the oil inlet 18 is equidistantly distributed at the upper end of the liquid filler 5, the liquid filler 5 comprises a spring cavity 19, an expansion spring 20 is fixedly arranged in the spring cavity 19, a pressing plate 21 is fixedly arranged at the upper end of the expansion spring 20, the pressing plate 21 extends to the upper end of the liquid filler 5, the oil inlet 18 is arranged at the upper end of the liquid filler 5 in an equidistant mode, lubricating oil can be conveniently and directly added into the valve body 6 through the lubricating pipe 14, and therefore the shell structure does not need to be frequently disassembled to perform lubricating work, the service life is not affected, and the practicability of the device is greatly improved.

Further, press the outer end fixed mounting of clamp plate 21 to have filter screen 22, filter screen 22's upper end fixed mounting has the prevention of seepage and passes through lug 23, the prevention of seepage passes through

lug

23 and 18 looks adaptations of oil inlet, pass through the prevention of seepage and pass through

lug

23 and 18 looks adaptations of oil inlet, the leakproofness of liquid filler 5 when not using has been guaranteed, through installation filter screen 22, when the staff pushes down press plate 21, expanding spring 20 is down out of shape, press plate 21 to drive the prevention of seepage and pass through lug 23 and break away from the inside of oil inlet 18, thereby lubricating oil can fall to filter screen 22 from oil inlet 18, and in filter screen 22 gets into lubricated pipe 14, the leakproofness and the maneuverability of device have been improved greatly.

The working principle is as follows: firstly, the control button 2 is started, the device starts to operate, the shaft coupling 8 enables the driving of the actuating mechanism 1 to be more stable and effective, the bearing 10 can reduce the friction factor of the valve rod 9 and improve the rotation precision of the valve rod, the high service life and the high precision of the device are ensured, then the corrosion-resistant shell 4 is made of polytetrafluoroethylene resin and has excellent chemical stability, corrosion resistance, sealing property, lubrication non-adhesiveness and ageing resistance, the connecting part of the actuator can be well protected, the connecting plates 12 are distributed at the outer end of the valve body 6 at equal intervals and are matched with the slide rail 11, so that the stability of the valve body 6 in working and the stability of the structure of the corrosion-resistant shell 4 are ensured, then when lubricant needs to be added, the pressing plate 21 is pressed downwards, the expansion spring 20 deforms downwards, the pressing plate 21 drives the anti-permeation lug 23 to be separated from the inner part of the oil inlet 18, and the lubricant can fall onto the filter, and get into in the lubricated pipe 14 through filter screen 22, improved the leakproofness and the maneuverability of device greatly, when needing to overhaul valve body 6 at last, take out lubricated pipe 14 to dismantle corrosion-resistant shell 4 conveniently, the holistic convenience of device is high.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. An electric actuator for a valve with a corrosion-resistant housing, comprising an actuator (1), characterized in that: the upper end fixed mounting of actuating mechanism (1) has control button (2), the outer end fixed mounting of actuating mechanism (1) has fixed plate (3), the lower extreme fixed mounting of fixed plate (3) has corrosion-resistant shell (4), the upside fixed mounting that the outer end of actuating mechanism (1) is located fixed plate (3) has liquid filler (5), the lower extreme fixed mounting of corrosion-resistant shell (4) has valve body (6), the lower extreme fixed mounting of valve body (6) has lower shrouding (7).

2. The electrically actuated valve actuator of claim 1 having a corrosion resistant housing, wherein: the outer end fixed mounting of actuating mechanism (1) transmission end has shaft coupling (8), the transmission end of actuating mechanism (1) passes through shaft coupling (8) fixedly connected with valve rod (9), the outer end fixed mounting of valve rod (9) has bearing (10).

3. The valve electrical actuator having a corrosion resistant housing of claim 2, wherein: the fixed slide (11) that is provided with in inner of corrosion-resistant shell (4), the outer end fixed mounting of valve rod (9) has connecting plate (12), connecting plate (12) extend to the outer end of valve body (6), connecting plate (12) are the equidistance in the outer end of valve body (6) and distribute, connecting plate (12) and slide (11) looks adaptation.

4. The valve electrical actuator having a corrosion resistant housing of claim 3, wherein: the outer end fixed mounting of liquid feeder (5) has fixed block (13), liquid feeder (5) are through fixed block (13) and actuating mechanism (1) fixed connection, the fixed intercommunication of lower extreme of liquid feeder (5) has lubricated pipe (14), the outer end that the upside of connecting plate (12) is located corrosion-resistant shell (4) runs through and is provided with intercommunication mouth (15), lubricated pipe (14) and intercommunication mouth (15) looks adaptation, the outer end of corrosion-resistant shell (4) is fixed and is provided with connector (16), the lower extreme fixed mounting of actuating mechanism (1) has connecting seat (17), connecting seat (17) and connector (16) threaded connection.

5. The electrically actuated valve actuator of claim 1 having a corrosion resistant housing, wherein: the fixed oil inlet (18) that is provided with in upper end of liquid filler (5), oil inlet (18) are the equidistance and distribute in the upper end of liquid filler (5), liquid filler (5) are including spring chamber (19), the inside fixed mounting in spring chamber (19) has expanding spring (20), the upper end fixed mounting of expanding spring (20) has and presses clamp plate (21), press clamp plate (21) to extend to the upper end of liquid filler (5).

6. The valve electrical actuator having a corrosion resistant housing of claim 5, wherein: the outer end fixed mounting of pressing board (21) has filter screen (22), the upper end fixed mounting of filter screen (22) has prevention of seepage and passes through lug (23), prevention of seepage passes through lug (23) and oil inlet (18) looks adaptation.