CN215568312U - Base type angle stroke electric actuating mechanism - Google Patents

Abstract

The application provides a base formula angle stroke electric actuator belongs to angle stroke electric actuator technical field. The base type angular travel electric actuating mechanism comprises a support, a manual piece and an electric piece. The support comprises a shell, a first bearing sleeve is arranged in the shell, the manual piece comprises a support plate, a locking plate, a fixing shaft and a first gear, the support plate is connected with the shell in a sliding mode, one side of the support plate penetrates through one side of the shell, and the support plate is connected with the shell through bolts. Through the design of the device, when the angle stroke electric actuating mechanism is used and power failure occurs, the angle stroke electric actuating mechanism can be continuously used without delaying normal use, manual operation and electric operation can not be delayed, the limitation of the whole design is reduced, the application range of the whole design is expanded, and the design of the conventional angle stroke electric actuating mechanism is optimized.

Description

Base type angle stroke electric actuating mechanism

Technical Field

The application relates to the technical field of angle stroke electric actuating mechanisms, in particular to a base type angle stroke electric actuating mechanism.

Background

At present, an angular travel electric actuator is an important driving device and a control device of an electric valve in an industrial control valve, a driving device capable of providing linear or rotary motion refers to the design of a conventional angular travel electric actuator, generally only has a single electric control mode, when the power failure condition is met, the whole device can not be used basically, and the whole design has certain limitation.

SUMMERY OF THE UTILITY MODEL

In order to make up for above not enough, this application provides a base formula angle stroke electric actuator, aims at improving angle stroke electric actuator, when meetting the outage condition, the whole unable use basically of device, has certain limitation problem.

The embodiment of the application provides a base type angular travel electric actuator, which comprises a support, a manual piece and an electric piece.

The support comprises a shell, a first bearing sleeve is arranged in the shell, the manual part comprises a support plate, a locking plate, a fixed shaft and a first gear, the support plate is connected in the shell in a sliding mode and fixedly connected with the locking plate, one side of the locking plate penetrates through the upper surface of the shell, the locking plate is connected to the upper surface of the shell in a pin mode, the fixed shaft is connected to one side of the support plate in a rotating mode, one end of the fixed shaft penetrates through one side of the shell and extends to the outside, a second bearing sleeve is fixedly connected to the bottom of the support plate, the second bearing sleeve is connected to the outside of the fixed shaft in a sleeved mode, the first gear is fixedly connected to the outside of the fixed shaft in a sleeved mode, the electric part comprises a rotating shaft, a second gear, a motor and a clamping pipe, the clamping pipe is fixedly connected to the output shaft end of the motor, the clamping pipe is clamped with the rotating shaft, and the rotating shaft penetrates through the first bearing sleeve and one side of the shell, and one end of the rotating shaft penetrates through one side of the shell, the second gear is fixedly sleeved outside the rotating shaft and is meshed with the first gear, the bottom of the motor is fixedly connected with a supporting plate, the supporting plate is connected with the shell in a sliding mode, one side of the supporting plate penetrates through one side of the shell, and the supporting plate is connected with the shell through bolts.

In the implementation process, the motor drives the clamping tube to rotate, the clamping tube drives the rotating shaft to rotate through the clamping design of the clamping tube and the rotating shaft, the stability of the rotating shaft in rotation is enhanced through the first bearing sleeve, when the rotating shaft is driven to rotate through the motor, the support plate is driven to slide upwards through the locking plate, the fixed shaft, the second bearing sleeve and the first gear are respectively driven to ascend through the upward sliding of the support plate, the limit fixing of the support plate is integrally realized through the pin joint of the locking plate and the limit block, the first gear and the second gear are not meshed, the motor is not hindered to drive the rotating shaft to rotate as a whole, when the manual operation is carried out, the bolt fixing of the support plate is released through the design of the bolt joint of the support plate and the shell, the motor and the clamping tube are driven to slide through the sliding design of the support plate, the space between the fixed block and the shell is clamped through the cushion block, the final purpose is that the motor cannot slide, at the moment, the pin joint design of the locking plate is adopted, the pin joint is removed, the locking plate and the support plate move downwards, the support plate moves downwards to respectively drive the fixed shaft, the second bearing sleeve and the first gear to descend, the fixed shaft is rotated through the meshing of the first gear and the second gear, the first gear is driven to rotate through the fixed shaft, the second gear and the rotating shaft are respectively driven to rotate through the first gear without driving the motor and the clamping pipe to rotate.

In a specific embodiment, the bracket further comprises a bottom plate, wherein a bottom frame is fixedly connected to the upper surface of the bottom plate, and the bottom frame is fixedly connected with the shell.

In the implementation process, the device is supported by the bottom plate, the shell is supported by the chassis, and the bottom plate is matched with the chassis to support the device.

In a specific embodiment, a bottom block is fixedly connected to the outer wall of the first bearing sleeve, and the bottom of the bottom block is fixedly connected with the inner bottom surface of the shell.

In the implementation process, the first bearing sleeve is supported and fixed through the bottom block, and the stability of the rotating shaft is enhanced through the design of the first bearing sleeve.

In a specific embodiment, the shell upper surface symmetry is provided with the stopper, the locking plate pin joint in between the stopper, the stopper with symmetry fixedly connected with piece between the casing.

In the implementation process, the support of the limiting block is achieved through the supporting block, the pin joint locking of the locking plate is achieved through the limiting block, and the limiting of the supporting plate and the fixing shaft is achieved through the design of the locking plate.

In a specific embodiment, the rotating shaft is located at the position close to the outer wall of one end of the motor and is distributed with clamping blocks at intervals, clamping grooves are distributed at intervals in the clamping pipe, and the clamping blocks are in clearance fit with the clamping grooves.

In the implementation process, the clamping design between the motor and the rotating shaft is realized through the clamping block and the clamping groove clearance fit design, so that the motor and the rotating shaft are detachably designed, and the motor and the rotating shaft are detached and separated when power failure occurs, and the rotating shaft is rotated in a manual mode.

In a specific embodiment, a side plate is fixedly connected to the upper surface of the supporting plate, and one side of the side plate is fixedly connected with one side of the motor.

In the implementation process, the motor is stably strengthened through the design of the side plates, meanwhile, the motor is convenient to fix, and the motor is required to be locked when the motor works in an electrified mode or when the motor works in a manual mode when the motor works in an unpowered mode and the motor and the rotating shaft are detached and separated.

In a specific implementation scheme, a fixing block is fixedly connected to one side of the side plate, one side of the fixing block penetrates through one side of the shell, and the fixing block is connected with the outer wall of the shell through bolts.

In the implementation process, the fixing block is connected with the outer wall of the shell through bolts, the motor is integrally fixed, and the motor can be rapidly detached when the motor and the rotating shaft are detached and separated conveniently due to the bolt connection.

In a specific embodiment, one end of the fixed shaft, which is positioned outside the shell, is fixedly connected with a handle, and bolt holes are symmetrically formed in one side of the shell, which is positioned at the bolt connecting position of the fixed block.

In the implementation process, when the handle is used for facilitating manual work, the fixed shaft is driven to rotate, the rotating shaft is driven to rotate through the meshing design of the first gear and the second gear, and the bolt fixing between the shell and the fixed block is achieved through the arrangement of the bolt holes.

In a specific embodiment, one end of the fixed shaft is rotatably connected with a turntable, one side of the turntable is fixedly connected with a fixed plate, and the fixed plate is fixedly connected to the bottom of the support plate.

In the implementation process, the fixed plate supports the rotary table, and the rotary table is rotationally connected with one end of the fixed shaft, so that the rotary connection design of the fixed shaft is realized.

In a specific embodiment, a sliding block is fixedly connected to the bottom of the supporting plate, a sliding groove is formed in the shell, and the sliding block is slidably connected to the sliding groove.

In the above-mentioned realization process, through slider sliding connection in design in the spout, realize that the layer board drives motor sliding connection design, when needs are to dismantle the separation between motor and the pivot, at first dismantle the fixed block with between the casing, secondly drive curb plate, layer board and motor through the fixed block and slide, wholly realize dismantling the separation between motor and the pivot, at last through the cushion to the fixed block with keep apart between the casing, whole purpose is when rotating through manual, motor and card pipe and pivot break away from the connection.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic front view of an embodiment of the present disclosure;

FIG. 2 is a schematic view of a fixed shaft structure provided in an embodiment of the present application;

fig. 3 is a schematic structural diagram of a motor according to an embodiment of the present disclosure;

fig. 4 is a schematic view of a connection structure between a rotating shaft and a clamping tube according to an embodiment of the present disclosure.

In the figure: 100-a scaffold; 110-a housing; 111-a first bearing sleeve; 1111-bottom block; 112-a stopper; 1121-branch block; 120-a backplane; 121-a chassis; 200-a hand piece; 210-a support plate; 211-a second bearing sleeve; 212-a turntable; 2121-fixing the plate; 220-a locking plate; 230-a fixed shaft; 231-a handle; 240-a first gear; 300-an electric motor; 310-a rotating shaft; 311-a fixture block; 320-a second gear; 330-a motor; 331-a pallet; 3311-side plate; 3312-fixed block; 340-clamping the tube; 341-card slot.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a base type angular travel electric actuator, which includes a bracket 100, a manual part 200, and an electric part 300.

The device is supported by the bracket 100, the manual function of the device is realized by the manual part 200, the electric function of the device is realized by the electric part 300, and the manual function and the electric function are not interfered with each other.

Referring to fig. 1 and 2, the bracket 100 includes a housing 110, a first bearing sleeve 111 is disposed in the housing 110, the bracket 100 further includes a bottom plate 120, a bottom frame 121 is fixedly connected to an upper surface of the bottom plate 120, the bottom frame 121 is fixedly connected to the housing 110, the device is supported by the bottom plate 120, the housing 110 is supported by the bottom frame 121, the support of the device is realized by the cooperation of the bottom plate 120 and the bottom frame 121, a bottom block 1111 is fixedly connected to an outer wall of the first bearing sleeve 111, a bottom of the bottom block 1111 is fixedly connected to an inner bottom surface of the housing 110, the first bearing sleeve 111 is supported and fixed by the bottom block 1111, and stability of the rotating shaft 310 is enhanced by the design of the first bearing sleeve 111.

Referring to fig. 1, 2, 3 and 4, the hand piece 200 includes a support plate 210, a locking plate 220, a fixed shaft 230 and a first gear 240, the support plate 210 is slidably connected in the housing 110 and fixedly connected with the locking plate 220, one side of the locking plate 220 penetrates through the upper surface of the housing 110, the locking plate 220 is pinned on the upper surface of the housing 110, the upper surface of the housing 110 is symmetrically provided with limit blocks 112, the locking plate 220 is pinned between the limit blocks 112, support blocks 1121 are symmetrically and fixedly connected between the limit blocks 112 and the housing 110, the support blocks 112 are supported by the support blocks 1121, the limit blocks 112 are used for pinning and locking the locking plate 220, the limit of the support plate 210 and the fixed shaft 230 is realized by the locking plate 220, the fixed shaft 230 is rotatably connected to one side of the support plate 210, one end of the fixed shaft 230 is rotatably connected with a rotary table 212, one side of the rotary table 212 is fixedly connected with a fixed plate 2121, the fixed plate 2121 is fixedly connected to the bottom of the support plate 210, the rotating disc 212 is supported by the fixing plate 2121, the rotating disc 212 is rotatably connected to one end of the fixing shaft 230, the fixing shaft 230 is rotatably connected to the fixing shaft 212, one end of the fixing shaft 230 penetrates through one side of the casing 110 and extends to the outside, the fixing shaft 230 is located at one end of the outside of the casing 110 and is fixedly connected with the handle 231, bolt holes are symmetrically formed in the bolt connection position of the fixing block 3312 on one side of the casing 110, manual work is facilitated through the handle 231, the fixing shaft 230 is driven to rotate, the first gear 240 and the second gear 320 are meshed, the rotating shaft 310 is driven to rotate, bolt fixing between the casing 110 and the fixing block 3312 is achieved through the bolt holes, the second bearing sleeve 211 is fixedly connected to the bottom of the support plate 210, the second bearing sleeve 211 is sleeved outside the fixing shaft 230, and the first gear 240 is fixedly sleeved outside the fixing shaft 230.

Referring to fig. 1, 2, 3 and 4, the electric element 300 includes a rotating shaft 310, a second gear 320, a motor 330 and a clamping tube 340, the clamping tube 340 is fixedly connected to an output shaft end of the motor 330, the clamping tube 340 is clamped with the rotating shaft 310, clamping blocks 311 are distributed on the outer wall of the rotating shaft 310 near one end of the motor 330 at intervals, clamping grooves 341 are distributed in the clamping tube 340 at intervals, the clamping blocks 311 are in clearance fit with the clamping grooves 341, the clamping design between the motor 330 and the rotating shaft 310 is realized by the design of clearance fit between the clamping blocks 311 and the clamping grooves 341, the clamping design is detachable, when power is off, the motor 330 and the rotating shaft 310 are detached and separated, and the rotating shaft 310 is rotated manually.

When the device is specifically arranged, the rotating shaft 310 penetrates through the first bearing sleeve 111 and one side of the shell 110, one end of the rotating shaft 310 penetrates through one side of the shell 110, the second gear 320 is fixedly sleeved outside the rotating shaft 310, the second gear 320 is meshed with the first gear 240, the bottom of the motor 330 is fixedly connected with the supporting plate 331, the upper surface of the supporting plate 331 is fixedly connected with the side plate 3311, one side of the side plate 3311 is fixedly connected with one side of the motor 330, the stability of the motor 330 is enhanced through the design of the side plate 3311, and the motor 330 is convenient to be fixed, no matter when the motor 330 is needed to work or when the motor 330 is not needed to be disassembled and separated from the rotating shaft 310, the motor 330 needs to be locked through a manual mode, one side of the side plate 3311 is fixedly connected with the fixing block 3312, one side of the fixing block 3312 penetrates through one side of the shell 110, and the fixing block 3312 is connected with the outer wall of the shell 110 through the fixing block 3312, the motor 330 is integrally fixed, and the design of bolt connection is convenient for detaching and separating the motor 330 and the rotating shaft 310, the disassembly can be realized rapidly, the supporting plate 331 is connected with the shell 110 in a sliding way, one side of the supporting plate 331 penetrates through one side of the shell 110, the supporting plate 331 is connected with the shell 110 through bolts, the bottom of the supporting plate 331 is fixedly connected with a sliding block, a sliding groove is arranged in the shell 110, the sliding block is connected with the sliding groove in a sliding way, the design that the supporting plate 331 drives the motor 330 to slide and connect is realized through the design that the sliding block is connected in the sliding groove in a sliding way, when the motor 330 and the rotating shaft 310 need to be disassembled, firstly the fixing block 3312 and the housing 110 are disassembled, secondly, the side plate 3311, the supporting plate 331 and the motor 330 are driven by the fixing block 3312 to slide, so that the motor 330 and the rotating shaft 310 are integrally detached from each other, and finally the fixing block 3312 and the housing 110 are isolated from each other by the cushion blocks.

Specifically, the working principle of the base type angular travel electric actuating mechanism is as follows: the device mainly adopts an electric or manual operation mode, when the device is operated electrically, referring to figure 3, a motor 330 drives a clamping tube 340 to rotate, the clamping tube 340 and a rotating shaft 310 are clamped, the clamping tube 340 drives the rotating shaft 310 to rotate, the stability of the rotating shaft 310 during rotation is enhanced through a first bearing sleeve 111, when the rotating shaft 310 is driven to rotate through the motor 330, a support plate 210 is driven to slide upwards through a locking plate 220, a fixed shaft 230, a second bearing sleeve 211, a first gear 240, a rotary disc 212 and a fixed plate 2121 are respectively driven to ascend through the upward sliding of the support plate 210, the locking plate 220 and a limiting block 112 are in pin joint, the limiting and fixing of the support plate 210 are integrally realized, the first gear 240 and a second gear 320 are not meshed, the whole does not hinder the motor 330 from driving the rotating shaft 310 to rotate, when the device is operated manually, referring to figure 2, the bolt fixing between a separation fixed block 3312 and a shell 110 is detached, and the sliding design is realized through a supporting plate 331, the fixing block 3312 is manually driven to move, the fixing block 3312 respectively drives the side plate 3311, the supporting plate 331, the motor 330 and the clamping tube 340 to slide, the fixing block 3312 and the housing 110 are clamped by the cushion block, and the motor 330 is not slid in the final purpose, at this time, the pin joint is released by the pin joint design of the locking plate 220 and the limiting block 112, the locking plate 220 and the supporting plate 210 move downwards, the supporting plate 210 moves downwards to respectively drive the fixing shaft 230, the second bearing sleeve 211, the first gear 240, the rotary disc 212 and the fixing plate 2121 to descend, the first gear 240 is meshed with the second gear 320, the handle 231 is rotated to drive the fixing shaft 230 and the first gear 240 to rotate, the second gear 320 and the rotary shaft 310 are respectively driven by the first gear 240 to rotate without driving the motor 330 and the clamping tube 340 to rotate, through the design of the device, the whole device can continuously use the angular stroke electric actuator without delaying the normal use when the angular stroke electric actuator is in power failure, and manual operation and electric operation can not delay, the limitation of the whole design is reduced, the application range of the electric actuator is expanded, and the design of the conventional angular travel electric actuator is optimized.

It should be noted that the specific model specification of the motor 330 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the motor 330 and its principle will be clear to a person skilled in the art and will not be described in detail here.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A base type angular travel electric actuating mechanism is characterized by comprising

The support (100), the support (100) comprises a shell (110), and a first bearing sleeve (111) is arranged in the shell (110);

the hand-operated piece (200) comprises a support plate (210), a locking plate (220), a fixed shaft (230) and a first gear (240), the support plate (210) is connected in the shell (110) in a sliding mode and fixedly connected with the locking plate (220), one side of the locking plate (220) penetrates through the upper surface of the shell (110), the locking plate (220) is connected to the upper surface of the shell (110) in a pin mode, the fixed shaft (230) is connected to one side of the support plate (210) in a rotating mode, one end of the fixed shaft (230) penetrates through one side of the shell (110) and extends to the outside, a second bearing sleeve (211) is fixedly connected to the bottom of the support plate (210), the second bearing sleeve (211) is sleeved outside the fixed shaft (230), and the first gear (240) is fixedly sleeved outside the fixed shaft (230);

the electric motor piece (300), the electric motor piece (300) includes a rotating shaft (310), a second gear (320), a motor (330) and a clamping pipe (340), the clamping pipe (340) is fixedly connected with the output shaft end of the motor (330), the clamping pipe (340) is clamped with the rotating shaft (310), the rotating shaft (310) penetrates through the first bearing sleeve (111) and one side of the shell (110), one end of the rotating shaft (310) penetrates through one side of the shell (110), the second gear (320) is fixedly sleeved outside the rotating shaft (310), the second gear (320) is meshed with the first gear (240), the bottom of the motor (330) is fixedly connected with a supporting plate (331), the supporting plate (331) is connected with the shell (110) in a sliding manner, and one side of the supporting plate (331) penetrates through one side of the shell (110), and the supporting plate (331) is connected with the shell (110) through bolts.

2. The base-type angular travel electric actuator of claim 1, wherein the support frame (100) further comprises a bottom plate (120), a bottom frame (121) is fixedly connected to the upper surface of the bottom plate (120), and the bottom frame (121) is fixedly connected to the housing (110).

3. The electrical actuator of claim 1, wherein a bottom block (1111) is fixedly connected to the outer wall of the first bearing sleeve (111), and the bottom of the bottom block (1111) is fixedly connected to the inner bottom surface of the housing (110).

4. The base type angular travel electric actuator according to claim 1, wherein the housing (110) is symmetrically provided with limit blocks (112) on the upper surface, the locking plate (220) is pinned between the limit blocks (112), and support blocks (1121) are symmetrically and fixedly connected between the limit blocks (112) and the housing (110).

5. The base type angular travel electric actuator according to claim 1, wherein the rotating shaft (310) is located near an outer wall of one end of the motor (330) and is distributed with clamping blocks (311) at intervals, the clamping tube (340) is distributed with clamping grooves (341) at intervals, and the clamping blocks (311) are in clearance fit with the clamping grooves (341).

6. The electric actuator of claim 1, wherein a side plate (3311) is fixedly connected to the upper surface of the supporting plate (331), and one side of the side plate (3311) is fixedly connected to one side of the motor (330).

7. The base type angular travel electric actuator according to claim 6, wherein a fixing block (3312) is fixedly connected to one side of the side plate (3311), one side of the fixing block (3312) penetrates through one side of the housing (110), and the fixing block (3312) is bolted to the outer wall of the housing (110).

8. The base type angular travel electric actuator according to claim 7, wherein a handle (231) is fixedly connected to one end of the fixed shaft (230) located outside the housing (110), and bolt holes are symmetrically formed in one side of the housing (110) located at the bolt connection position of the fixed block (3312).

9. The base type angular travel electric actuator according to claim 1, wherein one end of the fixed shaft (230) is rotatably connected with a rotary plate (212), one side of the rotary plate (212) is fixedly connected with a fixed plate (2121), and the fixed plate (2121) is fixedly connected with the bottom of the support plate (210).

10. The electric actuator of claim 1, wherein a sliding block is fixedly connected to the bottom of the supporting plate (331), a sliding slot is formed in the housing (110), and the sliding block is slidably connected to the sliding slot.

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