CN117267436A - Intelligent electric actuating mechanism for electromagnetic desulfurization system - Google Patents

Abstract

The invention discloses an intelligent electric actuating mechanism for an electromagnetic desulfurization system, which relates to the technical field of valve control structures and is characterized by comprising a shell and a valve body connected with the shell, wherein a cavity is formed in the shell, an actuating structure and a magnetic control clutch are arranged in the cavity, the actuating structure is connected with a valve control, a valve plate connected with the valve control is arranged in the valve body, the actuating structure is used for controlling the opening and closing of the valve plate, the magnetic control clutch comprises a magnetic control assembly and a clutch core, the magnetic control assembly is used for controlling the separation of the clutch core and the control assembly, a locking structure is also arranged in the cavity, and the locking structure is used for locking the clutch core and the valve control when the clutch core is separated from the control assembly. The invention provides an intelligent electric actuator for an electromagnetic desulfurization system, which has the effects of quick response and accurate control of opening and closing of a valve body so as to control flow.

Description

Intelligent electric actuating mechanism for electromagnetic desulfurization system

Technical Field

The invention relates to the technical field of valve control structures, in particular to an intelligent electric actuator for an electromagnetic desulfurization system.

Background

The actuating mechanism is a control mechanism for controlling the opening and closing of the valve body to adjust the opening of various fluid flows or dampers, generally comprises a driving motor, a gear transmission mechanism and a connecting rod, the driving motor drives the gear transmission mechanism to control the rotation of the connecting rod to adjust the opening, and the actuating mechanism is regulated and controlled in a signal control mode and a manual adjustment mode, wherein the electric actuating mechanism formed by the signal control is widely applied.

The Chinese patent with the prior grant publication number of CN102588653B discloses a universal multi-rotation electric actuator, which comprises a shell, a motor, a speed reducer, a manual wheel and an output shaft, and is characterized in that: the shell is of a T-shaped structure, the motor and the manual wheel are respectively arranged at the front port and the upper port of the shell, a speed controller and an operation panel are arranged at one side port of the shell, a wiring terminal is arranged at the other side port of the shell, and the lower port of the shell is an output end; a undisturbed switching structure is arranged between the speed reducer and the manual wheel; the electric actuator further comprises an output shaft angular displacement detection device formed by a position transmission shaft and an absolute position encoder.

Although the electric actuating mechanism disclosed in the prior art can realize the opening and closing speed of the valve body according to the speed of the motor and control the opening and closing angle of the valve body through the gear transmission mechanism, the transmission mode of the gear can appear when the motor stops rotating, and the buffer rotation exists because the output shaft of the motor does not stop immediately, so that the gear transmission mechanism is continuously driven to control the valve body to rotate, and the opening and closing degree of the valve body can not be controlled accurately, and the electric actuating mechanism can not be influenced in partial use environments, but in some use environments needing precise control, errors in the opening and closing of the valve body can seriously influence the use of the whole system, particularly in the desulfurization process, high-temperature high-pressure fluid or gas is generated during desulfurization treatment, and the opening and closing degree of the valve body needs to be controlled accurately through the actuating mechanism.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide an intelligent electric actuator for an electromagnetic desulfurization system, which has the effects of quick response and accurate control of opening and closing of a valve body so as to control flow.

In order to achieve the above purpose, the present invention provides the following technical solutions:

an intelligent electric actuator for an electromagnetic desulfurization system, comprising:

a housing having a chamber formed therein;

the execution structure is arranged in the cavity and comprises a control component and a valve control, wherein the valve control is connected with a valve plate, the shell is also connected with a valve body, the valve plate is arranged in the valve body, and the control component is used for controlling the valve control to rotate so as to drive the valve plate to control the valve body to open and close;

the magnetic control clutch comprises a switch component, a magnetic control component and a clutch core body, wherein the switch component is arranged in the cavity, the clutch core body is used for connecting a valve control and a control component, and the switch component is used for controlling the magnetic control component to provide electromagnetic force so as to control the separation of the clutch core body and the control component;

and the locking structure is connected with the clutch core body and used for locking the clutch core body when the clutch core body is separated from the control assembly so as to lock the valve control.

As a further improvement of the invention, the control assembly comprises a driving motor, a turbine part and a transmission worm, wherein the driving motor is arranged in the cavity, the output end of the driving motor is coaxially and fixedly connected with the transmission worm, a turbine bracket is arranged in the cavity, the turbine part is arranged in the turbine bracket and meshed with the transmission worm, and the turbine part and the valve control are coaxially arranged.

As a further improvement of the invention, the magnetic control assembly comprises a control core magnet and a movable core, wherein a magnetic control bracket is arranged in the cavity, the control core magnet is arranged in the magnetic control bracket and is coaxially arranged with the valve control, the movable core is arranged in the control core magnet and is coaxially and fixedly connected with the clutch core, the control core magnet is used for providing electromagnetic force for driving the movable core to axially move along the control core magnet, and the movable core is driven by the electromagnetic force to separate the clutch core from the control assembly.

As a further improvement of the invention, the switch component comprises a pneumatic piece and a magnetic control switch, wherein the pneumatic piece is arranged on the inner wall of the cavity, the magnetic control switch is electrically connected with the core control magnet, and the magnetic control magnet is controlled to generate electromagnetic force to act on the movable core when the pneumatic piece touches the magnetic control switch.

As a further improvement of the clutch core, the clutch core comprises a core shaft and a core disc, wherein the inner wall of the cavity is provided with a chute along the axial direction of the valve control, a disc seat is connected in the chute in a sliding manner, a rotating groove is formed in the disc seat, the core disc is fixedly connected with the core shaft coaxially, the movable core is connected with the core disc, spline grooves for inserting the core shaft are respectively formed in the valve control and the turbine part, and when the movable core is acted by electromagnetic force, acting force is exerted on the core disc to push the disc seat to slide along the inner wall of the cavity and drive the core shaft to separate from the spline grooves in the turbine part.

As a further improvement of the invention, the two sides of the rotating part of the core disc, which are positioned on the disc seat, are also respectively provided with balls.

As a further improvement of the invention, a reset component is also arranged in the sliding groove, the reset component comprises a reset elastic piece and a telescopic sleeve, the telescopic sleeve is connected with the bottom wall of the sliding groove and the disc seat, and the reset elastic piece is sleeved outside the telescopic sleeve and deforms to store force when the disc seat slides along the disc seat under the action of external force.

As a further improvement of the invention, the locking structure comprises a locking seat, a locking switch, a locking magnet and a locking control piece, wherein the core disc is also connected with the locking disc, the locking seat is fixed with the inner wall of the cavity, a locking cavity for the locking disc to rotate is formed in the locking seat, the locking switch is arranged on the inner wall of one side of the locking cavity, the locking magnet is arranged on one side of the locking disc, which is away from the locking switch, the locking control piece is arranged in the locking control magnet, and when the mandrel is separated from a spline groove in the turbine piece, the core disc drives the locking disc to move and touch the locking control piece, and the locking control piece is driven by the locking control magnet to clamp the locking disc by electromagnetic force so as to fix the locking disc.

As a further improvement of the invention, the lock disk is provided with meshing tooth grooves, and the lock control is provided with lock teeth meshed with the meshing tooth grooves.

As a further improvement of the invention, the invention further comprises an index plate, wherein a tray frame is arranged in the cavity, the tray frame and the valve control are coaxially arranged, the index plate is arranged in the tray frame, and the valve control is provided with a pointer.

The invention has the beneficial effects that:

1. the valve control is controlled to rotate through the control component in the execution structure, and the valve control is connected with the valve plate, so that the valve plate is driven to rotate to realize opening and closing control when the valve control rotates, and when the rotation is required to be stopped, the switch component controls the magnetic control component to drive the clutch core to be separated from the control component and lock the valve control under the action of the locking structure, so that the opening and closing position of the valve plate is fixed, and the opening and closing of the valve plate is accurately controlled;

2. the clutch core body is connected with the valve control and the control component, so that the control component rotates to drive the valve control to synchronously rotate under the connection state, thereby achieving the opening and closing control of the valve plate, and the magnetic control component provides electromagnetic force to quickly drive the clutch core body to separate from the control component, thereby realizing quick breaking and fixing the position of the valve plate, and further achieving the effect of accurately controlling the opening and closing of the valve plate so as to control the flow in the valve body.

Drawings

FIG. 1 is a schematic perspective view of an electric actuator;

FIG. 2 is a schematic view in partial cross-section of an implement in a housing;

FIG. 3 is a schematic cross-sectional view of the internal housing execution, magnetic clutch and lockup configuration;

FIG. 4 is an exploded view of the electric actuator;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a schematic structural view of a mandrel connecting a turbine member and a valve control;

FIG. 7 is an exploded view of the clutch core and disc seat;

FIG. 8 is a schematic view of the structure of the switch assembly inside the housing;

fig. 9 is a system composition diagram of the controller.

Reference numerals: 1. a housing; 11. a chamber; 12. a chute; 13. a tray seat; 14. a rotating groove; 15. a tray rack; 16. an index plate; 2. executing a structure; 3. a control assembly; 31. a drive motor; 32. a turbine member; 33. a drive worm; 34. a turbine support; 4. a valve control; 41. a pointer; 5. a magnetic control clutch; 6. a switch assembly; 61. a pneumatic member; 62. a magnetic control switch; 7. a magnetic control assembly; 71. a core control magnet; 72. a movable core; 73. a magnetic control bracket; 8. a clutch core; 81. a mandrel; 82. a core plate; 83. spline grooves; 84. locking a disc; 85. engaging the tooth slot; 86. a relief gap; 9. a locking structure; 91. a locking seat; 92. a lock control switch; 93. a lock control magnet; 94. a lock control; 95. locking teeth; 10. a valve body; 20. a valve plate; 30. a reset assembly; 301. a return elastic member; 302. a telescoping sleeve; 40. roller bearings.

Detailed Description

The invention will now be described in further detail with reference to the drawings and examples. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Referring to fig. 1 to 9, a specific implementation manner of an intelligent electric actuator for an electromagnetic desulfurization system according to the present invention includes a housing 1 and a valve body 10 connected with the housing 1, a cavity 11 is formed in the housing 1, an actuating structure 2, a magnetic control clutch 5 and a locking structure 9 are disposed in the cavity 11, the actuating structure 2 includes a control component 3 and a valve control 4, the magnetic control clutch 5 includes a switch component 6, a magnetic control component 7 and a clutch core 8, the locking structure 9 is used for providing a locking force for locking the clutch core 8, the clutch core 8 is connected with the control component 3 and the valve control 4, a valve plate 20 for controlling the opening and closing of the valve body 10 is disposed in the valve body 10, the valve plate 20 is connected with the valve control 4, so that under the action of the control component 3, the valve core 8 is driven to rotate synchronously, thereby driving the valve plate 20 to achieve the effect of controlling the opening and closing of the valve, the switch component 6 is used for controlling the magnetic control component 7 to provide electromagnetic force, the magnetic control component 7 acts on the clutch core 8 when the magnetic control component 7 generates electromagnetic force, and controls the clutch core 8 to separate from the control component 3, so that when the preset valve plate 20 rotates to the control core 8, the valve plate 20 is controlled to rotate, and the accurate opening and closing of the valve control 4 is controlled, thereby achieving the accurate locking and closing effect of the valve control structure, and the valve control 4 is achieved.

The control assembly 3 comprises a driving motor 31, a turbine piece 32 and a driving worm 33, wherein a motor seat is arranged in the cavity 11, the driving motor 31 is arranged on the motor seat and is coaxially and fixedly connected with the driving worm 33, one end, far away from the driving motor 31, of the driving worm 33 is sleeved with a roller bearing 40, a bearing cavity for installing the roller bearing 40 is formed in the shell 1, so that the rotating friction force of the driving worm 33 is reduced when the driving motor 31 drives the driving worm 33 to rotate, a turbine bracket 34 is further arranged in the cavity 11, the turbine piece 32 is arranged in the turbine bracket 34 and is meshed with the driving worm 33, and the roller bearing 40 is also arranged at the connecting position of the turbine piece 32 and the turbine bracket 34 so as to reduce the rotating friction force of the turbine piece 32.

The clutch core body 8 comprises a core shaft 81 and a core disc 82, the core shaft 81 is fixedly connected with the core disc 82 coaxially, the magnetic control assembly 7 comprises a core control magnet 71 and a movable core 72, the switch assembly 6 comprises a pneumatic piece 61 and a magnetic control switch 62, the pneumatic piece 61 is arranged on the inner wall of the cavity 11, the magnetic control switch 62 is electrically connected with the core control magnet 71, the magnetic control magnet 71 is controlled to generate electromagnetic force and act on the movable core 72 when the pneumatic piece 61 touches the magnetic control switch 62, a magnetic control bracket 73 is arranged in the cavity 11, the core control magnet 71 is arranged in the magnetic control bracket 73 and is coaxially arranged with the valve control 4, the movable core 72 is arranged in the core control magnet 71 and is fixedly connected with the core disc 82 in the clutch core body 8 coaxially, the core shaft 81 is used for connecting the valve control 4 and the turbine piece 32, spline grooves 83 are respectively arranged at the ends of the turbine piece 32 and the valve control 4, the core shaft 81 is spliced with the spline grooves 83, and when the core shaft 81 is connected with the valve control 4, a clearance 86 is formed between the end of the core shaft 81 and the bottom wall of the spline groove 83 in the valve control 4, when the opening and closing control of the valve plate 20 is performed, the driving motor 31 drives the transmission worm 33 to rotate so as to drive the turbine part 32 to rotate, and the valve control 4 is synchronously driven to rotate under the action of the core shaft 81 so as to control the opening and closing control of the valve plate 20, when the position of the valve plate 20 needs to be fixed, the pneumatic part 61 starts and touches the magnetic control switch 62, at this time, the core magnet 71 is electrified and rapidly generates electromagnetic force, the movable core 72 is rapidly pushed out and pushes the core 72 to move under the action of the electromagnetic force, thereby driving the core 72 to move axially and separate from the spline groove 83 on the turbine part 32, because the clearance 86 is formed between the spline groove 83 on the valve control 4 and the core shaft 81, so that the core shaft 81 moves along the clearance 86 when the core shaft 81 is separated from the turbine part 32, the core shaft 81 is kept connected with the valve control 4, therefore, when the locking structure 9 provides locking force on the clutch core 8, the valve control 4 is synchronously locked, positioning and fixing of the position of the valve plate 20 are realized, and the spindle 81 is separated from the turbine part 32, so that the valve plate 20 is not easy to be driven to rotate even if the driving motor 31 is not completely stopped to rotate, and the problem of deviation of the valve plate 20 is reduced.

The inner wall of the chamber 11 is also provided with a sliding groove 12 along the axial direction of the valve control 4, the sliding groove 12 is slidably connected with a disc seat 13, the disc seat 13 comprises two annular seat bodies which are connected with each other, the annular seat bodies are fixedly connected through screws, so that when the disc seat 13 is formed by connection, a rotating groove 14 is formed in the disc seat 13, the periphery of the core disc 82 is positioned in the disc seat 13, the two sides of the core disc 82 positioned in the disc seat 13 are respectively provided with a ball, so that the core 72 disc is synchronously driven to rotate along the rotating groove 14 when the turbine part 32 drives the core 72 shaft to rotate, friction force when the core disc 82 rotates is reduced under the action of the balls, a reset assembly 30 is arranged in the sliding groove 12, the reset assembly 30 comprises a reset elastic part 301 and a telescopic sleeve 302, the reset elastic part 301 is a spring, the telescopic sleeve 302 is connected with the bottom wall of the sliding groove 12 and the disc seat 13, the reset elastic piece 301 is sleeved outside the telescopic sleeve 302, two ends of the reset elastic piece 301 respectively collide with the bottom wall of the disc seat 13 and the bottom wall of the sliding groove 12, when the reset elastic piece 301 is in an original length state, the disc seat 13 collides with the top wall of the sliding groove 12, two ends of the mandrel 81 are respectively inserted into the spline grooves 83 of the turbine piece 32 and the spline grooves 83 of the valve control piece 4, so that the mandrel 81 is kept stably connected with the turbine piece 32 and the valve control piece 4, when the mandrel 82 is pushed by the driven core 72 to drive the core 72 shaft to be separated from the turbine piece 32, the disc seat 13 moves along the sliding groove 12 and drives the telescopic sleeve 302 to be shortened, at the moment, the reset elastic piece 301 compresses and deforms under the action of external force, and when the mandrel 82 is not acted by external force, the reset elastic piece 301 releases the elastic force to drive the core 72 disc to reset and drive the core 72 shaft to be inserted with the turbine piece 32, the effect of the reset assembly 30 is realized that the core 72 shaft is driven to be connected with the turbine piece 32 and the valve control piece 4 when the locking of the clutch core 8 is released, so that valve plate 20 can be rotated again by control unit 3 to control opening and closing.

The locking structure 9 comprises a locking seat 91, a locking switch 92, a locking magnet 93 and a locking control 94, the locking seat 91 is fixedly connected with the inner wall of the chamber 11, a locking cavity for the locking disc 84 to rotate is formed in the locking seat 91, a moving gap is formed between the locking disc 84 and the locking cavity, the locking switch 92 is arranged on the inner wall of one side of the locking cavity, the locking magnet 93 is arranged on one side of the locking disc 84, which is away from the locking switch 92, the locking control 94 is arranged in the locking magnet 93, when the spindle 81 is separated from the turbine part 32, the locking disc 84 is driven to move along the moving gap and touch the locking switch 92, when the locking disc 84 touches the locking switch 92, electromagnetic force is generated by the locking magnet 93 to drive the locking control 94 to move towards the locking disc 84, locking control 94 is provided with locking teeth 95 towards one side of the locking disc 84, and the locking disc 84 is provided with meshing teeth 85 for the locking teeth 95 to mesh with the locking control 94 under the action of the locking magnet 93, so that the locking control 94 meshes with the meshing teeth 85, and tooth grooves under the action of the locking magnet 93, and thus the spindle 81 is fixed, and the spindle 82 is fixed, and the spindle 81 is fixed, and the valve plate 20 is fixed, and the position of the spindle is fixed.

A tray 15 is further arranged in the chamber 11, the tray 15 and the valve control 4 are coaxially arranged, an index plate 16 is arranged in the tray 15, and a pointer 41 is arranged on the valve control 4, so that when the valve control 4 rotates, the opening and closing angle of the valve plate 20 is indicated through the position of the pointer 41 in the index plate 16.

The electric actuating mechanism further comprises a controller, the controller comprises an actuating module and a clutch module, the actuating module is used for controlling the actuating structure 2 to control the valve control 4 to rotate so as to control the opening and closing degree of the valve plate 20, and the clutch module is used for controlling the magnetic control clutch 5 to control the separation of the clutch core 8 and the control assembly 3 and controlling the locking structure 9 to lock the clutch core 8 and the valve control 4 when the clutch core 8 is separated from the valve control 4.

The disc frame 15 is further provided with a vision camera, the vision camera is used for monitoring the position indicated by the pointer 41 in the index disc 16, the execution module comprises a monitoring unit and a control unit, the monitoring unit is used for monitoring the fluid flow flowing through the valve body 10, opening and closing control of the valve plate 20 is determined according to the fluid flow, opening and closing angles are obtained, meanwhile, the angle indicated by the pointer 41 on the index disc 16 is monitored to determine whether the valve plate 20 meets the opening and closing angle corresponding to the fluid flow requirement, and the control unit is used for feeding back the actual opening and closing angle of the valve plate 20 according to the monitoring unit so as to control the valve plate 20 to achieve the opening and closing angle corresponding to the fluid flow requirement.

The monitoring unit is internally provided with monitoring logic, and the monitoring logic comprises:

the method comprises the steps of adjusting the type of the valve body 10 and the fluid flow rate of the input end of the valve body 10, obtaining the fluid flow rate requirement of the output end, determining the through flow section required to be provided by the valve body 10 according to the fluid flow rate of the input end and the fluid flow rate of the output end, adjusting the area of the through flow section in the fully opened state of the valve body 10 and the area of the through flow section required to be provided to calculate the opening and closing angle required to be opened by the valve plate 20 and recording the opening and closing angle as a preset opening and closing angle, controlling a vision camera to photograph the position of the pointer 41 and the dividing disc 16 to form a real-time image after the preset opening and closing angle required to be opened by the valve plate 20 is obtained, obtaining the shadow of the pointer 41 in the real-time image, and determining the real-time opening and closing angle of the valve plate 20 according to the position of the dividing disc 16 at the shadow of the pointer 41.

The control unit is internally provided with execution logic, and the execution logic comprises:

the real-time opening and closing angle and the preset opening and closing angle are adjusted, difference processing is carried out to generate an angle difference value, the deflection direction is determined according to the angle difference value, the deflection direction comprises a clockwise direction and a counterclockwise direction, if the angle difference value is positive, the real-time opening and closing angle is represented to be larger than the preset opening and closing angle, the deflection direction is clockwise, if the angle difference value is negative, the real-time opening and closing angle is represented to be smaller than the preset opening and closing angle, the deflection direction is counterclockwise, the driving motor 31 is controlled to drive the transmission worm 33 to rotate according to the angle difference value and the deflection direction, the control piece is driven to rotate through the turbine piece 32 to adjust the valve plate 20 to rotate to the preset opening and closing angle, and a core control signal is generated when the valve plate 20 is at the preset opening and closing angle.

The clutch module comprises a core control unit, wherein magnetic control logic is configured in the core control unit, and the magnetic control logic comprises:

the pneumatic member 61 and the driving motor 31 respectively receive the separation signals, and the pneumatic member 61 is started and touches the magnetic control switch 62 after receiving the separation signals, so that the core control magnet 71 is electrified and provides electromagnetic force for driving the moving core 72 to move, the driving motor 31 is stopped after receiving the separation signals, and a breaking signal is generated when the mandrel 81 is separated from the turbine member 32.

The clutch module further includes a locking unit, wherein locking logic is configured in the locking unit, and the locking logic includes:

and receiving a breaking signal, detecting whether the lock disk 84 touches the lock control switch 92 and generating a locking signal when the breaking signal is received, controlling the lock control magnet 93 to be electrified and generating electromagnetic force to push the lock control 94 to clamp the lock disk 84 if the locking signal is detected, generating a reinspection signal if the locking signal is not detected, detecting whether the mandrel 81 is separated from the turbine part 32 according to the reinspection signal, generating a forced signal if the mandrel 81 is separated from the turbine part 32, and controlling the lock control magnet 93 to be electrified and generating electromagnetic force to push the lock control 94 to clamp the lock disk 84.

And the core control unit is also internally provided with a combination control logic, and the combination control logic comprises:

when the angle difference is detected after the lock control 94 clamps the lock disc 84, it is determined that deflection control is required for the valve plate 20, at this time, a shaft closing signal is generated, and the lock control magnet 93 and the core control magnet 71 are controlled to be powered off according to the shaft closing signal, so that the reset elastic member 301 releases elastic force to drive the core 72 to perform shaft reset motion to be inserted with the turbine part 32, and an execution signal is generated when the mandrel 81 is inserted with the turbine part 32, and the driving motor 31 is controlled to start to drive the driving worm 33 according to the execution signal, so as to drive the valve control 4 to rotate to adjust the opening and closing angle of the valve plate 20.

Working principle and effect:

the controller arranged in the cavity 11 is used for monitoring the position of the valve plate 20 and carrying out adjustment control, when the valve plate 20 is detected to be adjusted, the driving motor 31 is started to drive the transmission worm 33 to rotate, the turbine part 32 is driven to rotate due to the fact that the transmission worm 33 is meshed with the turbine part 32, the turbine part 32 is coaxially inserted with the mandrel 81, the other end of the mandrel 81 is further connected with the valve control 4, and the mandrel 81 is connected with the turbine part 32 and the valve control 4 in a spline groove 83 manner, so that relative rotation is not easy to occur, the mandrel 81 is realized to drive the valve control 4 to synchronously rotate, and the opening and closing angle adjustment of the valve plate 20 is achieved. When the valve plate 20 is adjusted to a preset opening and closing angle, the pneumatic piece 61 starts and touches the micro-control switch, so that the electromagnetic force is provided on the core control magnet 71 to push the movable core 72 to move along the axial direction of the valve control 4, and the core 72 disc and the core shaft 81 are driven to move, so that the core shaft 81 is separated from the turbine piece 32, the core shaft 81 can be quickly responded to the breaking of the core shaft 81 and the turbine piece 32 under the action of the electromagnetic force, and the lock disc 84 touches the lock control switch 92 when the core shaft 81 and the turbine piece 32 are broken, so that the lock control magnet 93 is provided with the electromagnetic force to push the lock control 94 to clamp the lock disc 84, the action of locking the core disc 82 is achieved, and the position of the core shaft 81 is fixed due to the locking of the core disc 82, so that the effect of locking the position of the valve plate 20 is achieved, and the effects of quickly controlling the breaking of the core shaft 81 and the locking and fixing the position of the valve control 4 are achieved under the action of the electromagnetic force.

When the opening and closing angle of the valve plate 20 needs to be adjusted again, through the power-off of the core control magnet 71 and the lock control magnet 93, at the moment, the electromagnetic force applied to the lock control 94 and the movable core 72 disappears, and meanwhile, the elastic member 301 is released to release the elastic force, so that the core 72 shaft and the core disc 82 are quickly pushed to perform reset motion, the mandrel 81 and the spline groove 83 of the turbine part 32 are inserted, and the valve control 4 can be synchronously driven to rotate by driving the turbine part 32 when the driving motor 31 is started, so that the effect of controlling the valve plate 20 is achieved. When the mandrel 81 is inserted into the spline groove 83 in the turbine part 32, the turbine part 32 may still rotate slightly after the power-off of the driving motor 31 due to the fact that the mandrel 81 and the turbine part 32 are disconnected, so that the turbine part 32 is driven by the driving worm 33 to rotate slightly, when the mandrel 81 and the turbine part 32 are plugged again, the situation that the mandrel 81 and the spline groove 83 are offset and cannot be plugged can occur, at the moment, because the reset elastic piece 301 is in a state of not recovering the reset length, an elastic force is continuously provided for the mandrel 81, when the driving motor 31 is started and drives the turbine part 32 to rotate, when the mandrel 81 corresponds to the spline groove 83 on the turbine part 32 in position, the mandrel 81 and the turbine part 32 are plugged under the action of the elastic force, and therefore the mandrel 81 can be plugged again after the mandrel 81 is disconnected from the turbine part 32.

According to the invention, the valve control 4 is controlled to rotate by the control component 3 in the execution structure 2, and the valve control 4 is connected with the valve plate 20, so that the valve plate 20 is driven to rotate to realize opening and closing control when the valve control 4 rotates, and when rotation is required to be stopped, the switch component 6 controls the magnetic control component 7 to drive the clutch core 8 to be separated from the control component 3 and lock the valve control 4 under the action of the locking structure 9, so that the opening and closing position of the valve plate 20 is fixed, and the opening and closing of the valve plate 20 is accurately controlled; the clutch core 8 is connected with the valve control 4 and the control component 3, so that in a connection state, the control component 3 rotates to drive the valve control 4 to synchronously rotate, thereby achieving the opening and closing control of the valve plate 20, the magnetic control component 7 provides electromagnetic force to quickly drive the clutch core 8 to be separated from the control component 3, quick breaking is realized, the position of the valve plate 20 is fixed, and the effect of accurately controlling the opening and closing of the valve plate 20 is achieved, so as to control the flow in the valve body 10.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.

Claims (10)

1. An intelligent electric actuator for an electromagnetic desulfurization system, comprising:

a housing (1), wherein a chamber (11) is formed in the housing (1);

the device comprises an execution structure (2), wherein the execution structure (2) is arranged in a cavity (11), the execution structure (2) comprises a control component (3) and a valve control (4), the valve control (4) is connected with a valve plate (20), the shell (1) is also connected with a valve body (10), the valve plate (20) is arranged in the valve body (10), and the control component (3) is used for controlling the valve control (4) to rotate so as to drive the valve plate (20) to control the opening and closing of the valve body (10);

the magnetic control clutch (5), the magnetic control clutch (5) comprises a switch component (6), a magnetic control component (7) and a clutch core body (8), the switch component (6) is arranged in a cavity (11), the clutch core body (8) is used for connecting a valve control (4) and a control component (3), and the switch component (6) is used for controlling the magnetic control component (7) to provide electromagnetic force so as to control the separation of the clutch core body (8) and the control component (3);

the locking structure (9), the locking structure (9) is connected with separation and reunion core (8), locking structure (9) are used for locking separation and reunion core (8) when separation and reunion core (8) and control assembly (3) separate to locking valve control (4).

2. An intelligent electric actuator for an electromagnetic desulfurization system as defined in claim 1, wherein: the control assembly (3) comprises a driving motor (31), a turbine part (32) and a transmission worm (33), wherein the driving motor (31) is arranged in the cavity (11), the output end of the driving motor (31) is coaxially and fixedly connected with the transmission worm (33), a turbine support (34) is arranged in the cavity, the turbine part (32) is arranged in the turbine support (34) and meshed with the transmission worm (33), and the turbine part (32) and the valve control (4) are coaxially arranged.

3. An intelligent electric actuator for an electromagnetic desulfurization system as claimed in claim 2, wherein: the magnetic control assembly (7) comprises a control core magnet (71) and a movable core (72), a magnetic control bracket (73) is arranged in the cavity (11), the control core magnet (71) is arranged in the magnetic control bracket (73) and is coaxially arranged with the valve control (4), the movable core (72) is arranged in the control core magnet (71) and is coaxially and fixedly connected with the clutch core (8), the control core magnet (71) is used for providing electromagnetic force for driving the movable core (72) to axially move along the control core magnet (71), and the movable core (72) is acted by electromagnetic force to drive the clutch core (8) to be separated from the control assembly (3).

4. An intelligent electric actuator for an electromagnetic desulfurization system according to claim 3, characterized in that: the switch assembly (6) comprises a pneumatic piece (61) and a magnetic control switch (62), the pneumatic piece (61) is arranged on the inner wall of the cavity (11), the magnetic control switch (62) is electrically connected with a core control magnet (71), and the core control magnet (71) is controlled to generate electromagnetic force to act on the movable core (72) when the pneumatic piece (61) touches the magnetic control switch (62).

5. An intelligent electric actuator for an electromagnetic desulfurization system according to claim 3, characterized in that: the clutch core body (8) comprises a core shaft (81) and a core disc (82), a sliding groove (12) is formed in the inner wall of the cavity (11) along the axis direction of the valve control (4), a disc seat (13) is connected in the sliding groove (12) in a sliding manner, a rotating groove (14) is formed in the disc seat (13), the core disc (82) is fixedly connected with the core shaft (81) coaxially, a movable core (72) is connected with the core disc (82), spline grooves (83) for inserting the core shaft (81) are formed in the valve control (4) and the turbine part (32) respectively, the core (72) is acted on the core disc (82) by electromagnetic force to exert acting force, and the disc seat (13) is pushed to slide along the inner wall of the cavity (11) and drive the core shaft (81) to be separated from the spline grooves (83) in the turbine part (32).

6. An intelligent electric actuator for an electromagnetic desulfurization system as defined in claim 5, wherein: the two sides of the rotating part of the core disc (82) positioned on the disc seat (13) are also respectively provided with balls.

7. An intelligent electric actuator for an electromagnetic desulfurization system as defined in claim 5, wherein: still be provided with reset assembly (30) in spout (12), reset assembly (30) are including reset elastic component (301) and telescopic tube (302), telescopic tube (302) connect spout (12) diapire and dish seat (13), reset elastic component (301) cover is located outside telescopic tube (302) and is received deformation power storage when external force effect slides along dish seat (13) in dish seat (13).

8. An intelligent electric actuator for an electromagnetic desulfurization system as defined in claim 7, wherein: the locking structure (9) comprises a locking seat (91), a locking switch (92), a locking magnet (93) and a locking control (94), the locking disc (84) is further connected to the core disc (82), the locking seat (91) is fixed to the inner wall of the cavity (11), a locking cavity for the locking disc (84) to rotate is formed in the locking seat (91), the locking switch (92) is arranged on one side inner wall of the locking cavity, the locking magnet (93) is arranged on one side, deviating from the locking switch (92), of the locking disc (84), the locking control (94) is arranged in the locking magnet (93), the core disc (82) drives the locking disc (84) to move and touch the locking switch (92) when the spline groove (83) in the turbine part (32) is separated, and the locking control magnet (93) is controlled to drive the locking control (94) to clamp the locking disc (84) so as to fix the locking disc (84).

9. The intelligent electric actuator for an electromagnetic desulfurization system of claim 8, wherein: the lock disk (84) is provided with a meshing tooth socket (85), and the lock control (94) is provided with a lock tooth (95) meshed with the meshing tooth socket (85).

10. An intelligent electric actuator for an electromagnetic desulfurization system according to any one of claims 1-9, characterized in that: still include graduated disk (16), be provided with dish frame (15) in cavity (11), dish frame (15) set up with valve control (4) coaxial, graduated disk (16) set up in dish frame (15), be provided with pointer (41) on valve control (4).