CN218414454U - Electric operating device and electric control device for circuit breaker - Google Patents

Abstract

The utility model discloses a circuit breaker electrically operated device and electric control device, wherein circuit breaker electrically operated device includes motor, connecting rod, rocking arm, first trigger component and second trigger component, the input of connecting rod and the output shaft cooperation of motor, the output fixed connection key body of connecting rod, the motor drives connecting rod clockwise and anticlockwise rotation. The rocker arm drives the breaker to close and open, a chute for the pin body to slide in a reciprocating manner is arranged on the rocker arm, an articulated shaft is arranged on the rocker arm, and the rocker arm rotates around the articulated shaft. When the rocker arm rotates to a first preset position, the rocker arm touches the first trigger element, and the handle controls the circuit breaker to be switched on. The first trigger element and the second trigger element are respectively positioned on two opposite sides of the rocker arm, when the rocker arm rotates to a second preset position, the rocker arm touches the second trigger element, and the handle controls the opening of the circuit breaker. This application circuit breaker electrically-operated apparatus's production efficiency improves.

Description

Electric operating device and electric control device for circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field, in particular to circuit breaker electrically-operated apparatus. The utility model discloses still relate to an electric control device including above-mentioned circuit breaker electrically operated apparatus.

Background

Along with the development of society, photovoltaic power generation is more and more common, and photovoltaic grid-connected box quantity is also more and more, and electric operation module's application guarantees electric power system's steady operation, owing to can remote control, the personal safety who engages in electric power industry staff who also guarantees greatly.

At present, an electric operation module drives a rocker arm to move by parts such as a motor, a transmission gear, a handle slider and the like, so that the rocker arm drives the opening and closing, and the whole height of the circuit breaker is high.

Because the inside drive gear that relates to of electrically-operated module, the structure is complicated, and parts machining is difficult, and the cost of labor increases, and production efficiency is lower.

Therefore, how to improve the production efficiency of the electric operating device of the circuit breaker is a technical problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a circuit breaker electrically operated device, this circuit breaker electrically operated device's production efficiency improves. Another object of the utility model is to provide an electric control device including above-mentioned circuit breaker electrically-operated apparatus.

In order to achieve the above object, the utility model provides a circuit breaker electrically-operated device, include:

a motor;

the input end of the connecting rod is matched with the output shaft of the motor, the output end of the connecting rod is fixedly connected with the pin body, and the motor drives the connecting rod to rotate clockwise and anticlockwise;

the rocker arm drives the breaker to switch on and switch off, a chute for the pin body to slide in a reciprocating manner is arranged on the rocker arm, an articulated shaft is arranged at the upper end of the rocker arm, and the rocker arm rotates around the articulated shaft;

the rocker arm is connected with the first trigger element in a touch mode, and the handle is connected with the rocker arm and controls a breaker to be switched on;

and the first trigger element and the second trigger element are respectively positioned on two opposite sides of the rocker arm, and when the rocker arm rotates to a second preset position, the rocker arm touches the second trigger element and controls the opening of the breaker by a handle connected with the rocker arm.

Optionally, in the above electric operating device for a circuit breaker, two opposite sides of the rocker arm are respectively provided with a first limiting part and a second limiting part, when the rocker arm rotates forward to a first preset position, the motor stops rotating by touching the first trigger element of the first limiting part, and when the rocker arm rotates backward to a second preset position, the motor stops rotating by touching the second trigger element of the second limiting part.

Optionally, in the above electric operating device for a circuit breaker, the electric operating device further includes a fixing plate, the hinge shaft is mounted on the fixing plate, the connecting rod and the rocker arm are located on a first side of the fixing plate, the main machine of the motor is located on a second side of the fixing plate, and the first side of the fixing plate and the second side of the fixing plate are opposite sides of the fixing plate.

Optionally, in the electric operating device for a circuit breaker, the first triggering element and the second triggering element are located at a second side of the fixing plate, a through hole through which the first limiting part and the second limiting part pass is formed in the fixing plate, so that the first limiting part and the second limiting part can respectively trigger the first triggering element and the second triggering element which are installed at the other side of the fixing plate, and the first triggering element and the second triggering element are located at two opposite ends of the through hole respectively.

Optionally, in the electric operating device for a circuit breaker, the pin body includes an intermediate rod and a limiting plate, one end of the intermediate rod is connected to the connecting rod, and the other end of the intermediate rod is connected to the limiting plate; the middle rod penetrates through the sliding groove and is in clearance fit with the sliding groove; and a gap for installing the rocker arm is formed between the side edge of the limiting plate and the connecting rod, and the limiting plate and the rocker arm partially coincide in projection along the axial direction of the hinge shaft.

Optionally, in the above electric operating device for a circuit breaker, the through hole has a circular arc-shaped hole body structure.

Optionally, in the above electric operating apparatus for a circuit breaker, the fixing plate includes a bottom plate and a side plate disposed perpendicular to the bottom plate, the bottom plate is fixedly connected to the side plate, the bottom plate of the fixing plate is provided with a mounting hole connected to the circuit breaker, and the motor, the connecting rod and the rocker arm are all mounted on the side plate of the fixing plate.

Optionally, in the above electric operating device for a circuit breaker, a controller for controlling the rotation of the motor is further included.

Alternatively, in the above-described electric operating device for a circuit breaker, a position on the swing arm connected to the handle and the hinge shaft are located at opposite ends of the slide groove.

The utility model provides an electric control device, includes the circuit breaker and installs the circuit breaker electrically-operated device on the circuit breaker, and circuit breaker electrically-operated device is above-mentioned arbitrary circuit breaker electrically-operated device, the rocking arm with the handle of circuit breaker is connected, circuit breaker electrically-operated device installs the side of circuit breaker.

In the technical scheme, the utility model provides a circuit breaker electrically operated device includes motor, connecting rod, rocking arm, first trigger element and second trigger element, the input of connecting rod and the output shaft cooperation of motor, the output fixed connection key body of connecting rod, the motor drives connecting rod clockwise and anticlockwise rotation. The rocker arm drives the breaker to close and open, a chute for the pin body to slide in a reciprocating manner is arranged on the rocker arm, an articulated shaft is arranged on the rocker arm, and the rocker arm rotates around the articulated shaft. When the rocker arm rotates to a first preset position, the rocker arm touches the first trigger element, and a handle connected with the rocker arm controls the breaker to be switched on. The first trigger element and the second trigger element are respectively positioned on two opposite sides of the rocker arm, when the rocker arm rotates to a second preset position, the rocker arm touches the second trigger element, and a handle connected with the rocker arm controls the circuit breaker to be opened.

According to the circuit breaker electric operating device, the connecting rod is driven to rotate through the motor, the connecting rod rotates to drive the rocker arm to swing, then the first trigger element and the second trigger element are touched to conduct relevant operation, gear transmission and assembly are not involved in the transmission structure of the circuit breaker electric operating device, the structure of the circuit breaker electric operating device is simplified, and production efficiency of the circuit breaker electric operating device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a three-dimensional structural view of an electric operating device of a circuit breaker according to an embodiment of the present invention;

fig. 2 is a front view of an electric operating device of a circuit breaker according to an embodiment of the present invention;

fig. 3 is a rear view of the electrically operated device of the circuit breaker of fig. 2;

fig. 4 is a side view of the electrically operated device of the circuit breaker of fig. 2;

fig. 5 is a schematic structural diagram of a connecting rod according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a rocker arm according to an embodiment of the present invention.

Wherein in FIGS. 1-6: 1-motor, 2-first trigger element, 3-second trigger element, 4-first trigger point, 5-second trigger point, 6-first connecting piece, 7-rocker arm, 8-first side edge, 9-second side edge, 10-second limiting piece, 11-first limiting piece, 12-fixing plate, 13-hinged shaft, 14-pin body, 15-second connecting piece, 16-mounting hole, 17-through hole, 18-sliding groove, 19-connecting rod and 20-handle.

Detailed Description

The core of the utility model is to provide a circuit breaker electric operating means, this circuit breaker electric operating means's production efficiency improves. The other core of the utility model is to provide an electric control device including above-mentioned circuit breaker electrically-operated apparatus.

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention is further described in detail with reference to the accompanying drawings and embodiments.

Please refer to fig. 1 to fig. 6.

In one embodiment, the present invention provides an electric operating device for a circuit breaker, which includes a motor 1, a connecting rod 19, a rocker arm 7, a first trigger element 2, and a second trigger element 3. In particular, the first and second triggering elements 2, 3 may be microswitches or travel switches. The rocker arm 7 is connected with a handle 20 of the circuit breaker, and the movement stroke of the rocker arm 7 determines the movement stroke of the handle 20, so that the switching-on and switching-off of the circuit breaker are finally realized.

Wherein, the input of connecting rod 19 and the output shaft cooperation of motor 1, specifically, the input of connecting rod 19 is equipped with the mounting hole with output shaft complex, output shaft and connecting rod 19 fixed connection. The connection is connected to the output shaft through a second connection member 15, and the second connection member 15 may be a rivet. A handle 20 connected to the rocker arm 7 controls the opening of the circuit breaker.

The output end of the connecting rod 19 is fixedly connected with the pin body 14, and in particular, the pin body 14 can be a pin installed on the connecting rod 19.

The motor 1 drives the connecting rod 19 to rotate clockwise and anticlockwise, and the motor 1 rotates to drive the connecting rod 19 and the rocker arm 7 to move. In particular, the first triggering element 2 and the second triggering element 3 are connected to the electric motor 1.

Preferably, the rocker arm 7 is provided with a sliding slot 18 for the pin body 14 to slide back and forth, and specifically, the length of the sliding slot 18 is determined according to the sliding stroke of the connecting rod 19. The link 19 rotates and, while the pin 14, which is mounted in the slide groove 18, slides in the slide groove, the link 19 gives a force to the rocker arm 7, thereby rotating the rocker arm 7.

In view of the stability of the connection of the connecting rod 19 with the swing arm 7 and the motor 1, it is preferable that the width of the connecting rod 19 at the connecting position of the two ends with the swing arm 7 and the motor 1 is larger than the width of the connecting rod 19 at the middle position.

In order to improve the processing efficiency, the link 19 is preferably formed integrally, and the rocker arm 7 may be formed integrally as needed.

The rocker arm 7 is provided with a hinge shaft 13, specifically, the hinge shaft 13 is close to the sliding groove 18, the rocker arm 7 rotates around the hinge shaft 13, and two opposite sides of the rocker arm 7 are respectively provided with a first limiting part 11 and a second limiting part 10. Preferably, the first limiting member 11 and the second limiting member 10 are symmetrically arranged on two opposite sides of the rocker arm 7. The rocker arm 7 is controlled by the first trigger element 2, the handle 20 connected with the rocker arm 7 drives closing, the rocker arm 7 is controlled by the second trigger element 3, and the handle 20 connected with the rocker arm 7 drives opening.

Specifically, when the rocker arm 7 rotates to a first preset position, the first limiting member 11 touches the first trigger element 2, the handle 20 controls the circuit breaker to close, and at this time, the motor 1 may stop rotating. Or after the first limiting part 11 touches the first trigger element 2 for a preset time, the motor 1 stops rotating.

The first trigger element 2 and the second trigger element 3 are respectively located on two opposite sides of the rocker arm 7, when the rocker arm 7 rotates to a second preset position, the second trigger element 3 is touched by the second limiting part 10, the handle 20 controls the circuit breaker to open, and at this time, the motor 1 can stop rotating. Or after the second limiting member 10 touches the second trigger element 3 for a preset time, the motor 1 stops rotating.

Specifically, the free end of the first limiting member 11 may touch the first trigger element 2, and the free end of the second limiting member 10 may touch the second trigger element 3.

It can be known from the above description that in the circuit breaker electrically-operated device that this application embodiment provided, drive connecting rod 19 through motor 1 and rotate, connecting rod 19 rotates and drives rocking arm 7 swing, and then touches first trigger component 2 and second trigger component 3 and carry out relevant operation, do not relate to gear drive and equipment in circuit breaker electrically-operated device's the transmission structure, overall structure is simple, and processing is convenient, and then has simplified circuit breaker electrically-operated device structure, has improved circuit breaker electrically-operated device's production efficiency, practices thrift the cost of labor.

This application circuit breaker electrically operated device can brake closing of brake control handle through simple structure, and the extensive using widely of being convenient for.

In a specific embodiment, the electric operating device of the circuit breaker further includes a fixing plate 12, and the fixing plate 12 is provided with a through hole 17 in clearance fit with the first limiting member 11 and the second limiting member 10. The first limiting member 11 and the second limiting member 10 swing in an arc shape along the through hole 17. Preferably, the through hole 17 has a circular arc-shaped hole structure. Specifically, the through hole 17 may be a kidney-shaped hole.

The first triggering element 2 and the second triggering element 3 are located at opposite ends of the through hole 17, respectively. Preferably, the first triggering element 2 and the second triggering element 3 are both mounted on the fixed plate 12. The through-hole 17 facilitates the position determination of the first triggering element 2 and the second triggering element 3, and at the same time, a stable pivoting of the rocker arm 7 is achieved.

Preferably, the hinge shaft 13 is installed on the fixed plate 12, and particularly, for convenience of installation, the hinge shaft 13 is preferably a pin or a screw fastener. The connecting rod 19 and the rocker arm 7 are positioned on the first side of the fixing plate 12, the main machine of the motor 1 is positioned on the second side of the fixing plate 12, and the first side of the fixing plate 12 and the second side of the fixing plate 12 are two sides of the fixing plate 12 which are arranged back to back.

In one embodiment, the pin body 14 comprises an intermediate rod and a limit plate, the intermediate rod is connected to the connecting rod 19 at one end and to the limit plate at the other end; the intermediate rod passes through the slide groove 18 and is in clearance fit with the slide groove 18. A gap for mounting the rocker arm 7 is formed between the side edge of the limiting plate and the connecting rod 19, the projection is along the axial direction of the hinge shaft 13, and the partial projection of the limiting plate and the rocker arm 7 is superposed. Preferably, the clearance is slightly larger than the thickness of the rocker arm 7. Through setting up the limiting plate, reduce rocking of rocking arm 7 in articulated shaft 13 axis direction.

The first trigger element 2 and the second trigger element 3 are located on the second side of the fixing plate 12, and the first limiting member 11 and the second limiting member 10 extend out to the second side of the fixing plate 12. The installation convenience of the electric operating device of the circuit breaker is improved by integrally installing a plurality of components on the fixing plate 12.

The motor 1 is mounted on the fixed plate 12. Specifically, the motor 1 is mounted on the fixing plate 12 through the first connecting member 6, and preferably, the motor 1 is detachably connected to the fixing plate 12. The first connector 6 may be a rivet or a threaded fastener.

As shown in fig. 1, the fixing plate 12 includes a bottom plate and a side plate perpendicular to the bottom plate, the bottom plate is fixedly connected to the side plate, the bottom plate of the fixing plate 12 is provided with a mounting hole 16 connected to the circuit breaker, and the motor 1, the connecting rod 19 and the rocker arm 7 are all mounted on the side plate of the fixing plate 12. Specifically, the fixing plate 12 may be an L-shaped plate, and the bottom plate is provided with a mounting hole 16 connected to the circuit breaker. Specifically, the circuit breaker is installed on the fixed plate 12, and the assembly of the circuit breaker and the circuit breaker electric operating device is realized.

When the rocker arm is specifically machined, the waist-shaped hole, the length and the angle meet the stroke of the rocker arm 7.

Specifically, the first limiting member 11 is configured to contact the first trigger point 4 of the first trigger element 2, and the second limiting member 10 is configured to contact the second trigger point 5 of the second trigger element 3. The rocker arm 7 rotates a contact triggering element for controlling the operation of the motor 1.

When the device works specifically, the motor 1 rotates to drive the connecting rod 19 to rotate clockwise or anticlockwise along the center of the output shaft of the motor 1, the rocker arm 7 is riveted on the fixing plate 12 through the hinge shaft 13, the connecting rod 19 drives the rocker arm to rotate clockwise or anticlockwise along the hinge shaft 13, the second limiting piece 10 and the first limiting piece 11 can swing clockwise or anticlockwise along the hinge shaft 13 in the through hole 17, the connecting rod 19 and the rocker arm 7 are in transmission connection through the pin 14, the pin 14 can apply pressure to the second side edge 9 of the sliding groove 18 in the clockwise direction, the pin 14 moves upwards in the sliding groove 18 to drive the rocker arm 7 to rotate along with the thumb pin, and when the second limiting piece 10 contacts the second trigger point 5 connected with the second trigger element 3, the motor 1 stops rotating. When the first limit part 11 contacts the first trigger point 4 of the first trigger element 2, the motor 1 stops rotating.

Optionally, the circuit breaker electric operating apparatus further comprises a controller for controlling the motor to rotate, wherein the controller is used for controlling the motor 1 to rotate forward and backward. Specifically, the first trigger element 2 and the second trigger element 3 are both connected with the controller, and when the controller works specifically, trigger signals of the first trigger element 2 and the second trigger element 3 are fed back to the controller to control the motor 1 to rotate. During specific work, the motor 1 receives a counterclockwise or clockwise rotation signal (wherein, the counterclockwise or clockwise rotation signal may be an external control signal, when a sampling signal meets a set value, or a controller autonomously sends a signal), and then performs forward rotation or reverse rotation.

During specific work, the motor 1 receives a control signal of the controller and rotates clockwise → the first limiting part 11 triggers the first trigger point 4 → the first trigger element 2 feeds back a signal to the controller, the motor 1 stops rotating clockwise, the handle 20 drives the circuit breaker to close a switch → the motor 1 receives a control signal controlled by the controller and rotates anticlockwise → the second limiting part 10 touches the second trigger point 5, the second trigger element 3 feeds back a signal to the controller, the controller can control the motor 1 to stop rotating, and the handle 20 drives the circuit breaker to open a switch.

The opening and closing can also be controlled by a program timing:

the motor 1 receives a control signal of the controller and rotates clockwise → the first limiting part 11 triggers the first trigger point 4 → the first trigger element 2 feeds back a signal to the controller, the controller controls the motor 1 to stop rotating clockwise, the handle 20 drives the breaker to be switched on → a few seconds later, the motor 1 receives a control signal controlled by the controller and rotates anticlockwise → the second limiting part 10 touches the second trigger point 5, the second trigger element 3 feeds back a signal to the controller, the controller can control the motor 1 to stop rotating anticlockwise, and the handle 20 drives the breaker to be switched off.

Or, the motor 1 receives the control signal of the controller and rotates clockwise → the first limiting part 11 triggers the first trigger point 4 → the first trigger element 2 feeds back a signal to the controller, the motor 1 stops rotating clockwise, the handle 20 drives the circuit breaker to be switched on → after a few seconds, the motor 1 receives the control signal controlled by the controller and rotates counterclockwise → the second limiting part 10 touches the second trigger point 5, the second trigger element 3 feeds back a signal to the controller, the controller controls the motor 1 to stop rotating, and the handle 20 drives the circuit breaker to be switched off. After a few seconds or hours that the motor 1 stops rotating anticlockwise, the motor 1 rotates clockwise again, and the steps are repeated to perform switching-on and switching-off once.

The application provides a pair of electric control device, including the circuit breaker and install the circuit breaker electrically-operated device on the circuit breaker, wherein circuit breaker electrically-operated device is any kind of circuit breaker electrically-operated device of the aforesaid, has narrated the concrete structure about circuit breaker electrically-operated device in the foregoing, and this application includes above-mentioned circuit breaker electrically-operated device, has above-mentioned technological effect equally. The rocker arm 7 is connected to the handle of the circuit breaker.

When the electric motor works, the motor 1 drives the connecting rod 19 to move, the connecting rod 19 drives the rocker arm 7 to move, and the rocker arm 7 drives the handle 20 to move.

In order to reduce the overall height of the electric control device, it is preferable that the circuit breaker electric operation device is installed at a side end of the circuit breaker, and in particular, the swing arm 3 is installed at a side end of the circuit breaker. The height of the circuit breaker is not increased by the electric operating device of the side-mounted circuit breaker, the height of the photovoltaic grid-connected net cage is not changed, and the cost of the grid-connected net cage is not changed. Meanwhile, the side-mounted circuit breaker electric operating device is convenient for observing the indicating state of the circuit breaker, is convenient for maintenance, and protects the personal safety of maintenance power personnel.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. An electrically operated device for a circuit breaker, comprising:

a motor (1);

the input end of the connecting rod (19) is matched with the output shaft of the motor (1), the output end of the connecting rod (19) is fixedly connected with the pin body (14), and the motor (1) drives the connecting rod (19) to rotate clockwise and anticlockwise;

the rocker arm (7) drives the circuit breaker to be switched on and switched off, a sliding groove (18) for the pin body (14) to slide in a reciprocating mode is formed in the rocker arm (7), a hinge shaft (13) is arranged on the rocker arm (7), and the rocker arm (7) rotates around the hinge shaft (13);

the circuit breaker comprises a first trigger element (2), wherein when the rocker arm (7) rotates to a first preset position, the rocker arm (7) touches the first trigger element (2), and a handle (20) connected with the rocker arm (7) controls a circuit breaker to be switched on;

and the second trigger element (3), the first trigger element (2) and the second trigger element (3) are respectively located on two opposite sides of the rocker arm (7), when the rocker arm (7) rotates to a second preset position, the rocker arm (7) touches the second trigger element (3), and the handle (20) connected with the rocker arm (7) controls the opening of the circuit breaker.

2. The electric operating device of the circuit breaker according to claim 1, wherein a first limiting member (11) and a second limiting member (10) are respectively disposed on two opposite sides of the rocker arm (7), when the rocker arm (7) rotates forward to a first preset position, the first limiting member (11) touches the first trigger element (2), the motor (1) stops rotating, and when the rocker arm (7) rotates backward to a second preset position, the second limiting member (10) touches the second trigger element (3), the motor (1) stops rotating.

3. The circuit breaker electric operating device according to claim 2, characterized in that it further comprises a fixed plate (12), said hinge shaft (13) being mounted on said fixed plate (12), said connecting rod (19) and said rocker arm (7) being located on a first side of said fixed plate (12), said main machine of said electric machine (1) being located on a second side of said fixed plate (12), said first side of said fixed plate (12) and said second side of said fixed plate (12) being opposite sides of said fixed plate (12).

4. The electrical operating device of the circuit breaker according to claim 3, wherein the first triggering element (2) and the second triggering element (3) are located at a second side of the fixing plate (12), a through hole (17) for the first limiting member (11) and the second limiting member (10) to pass through is formed in the fixing plate (12), so that the first limiting member (11) and the second limiting member (10) can trigger the first triggering element (2) and the second triggering element (3) installed at the other side of the fixing plate (12) respectively, and the first triggering element (2) and the second triggering element (3) are located at two opposite ends of the through hole (17) respectively.

5. The circuit breaker electric operating device according to claim 3, characterized in that the pin body (14) comprises an intermediate rod and a limit plate, wherein one end of the intermediate rod is connected with the connecting rod (19), and the other end is connected with the limit plate; the intermediate rod passes through the sliding groove (18) and is in clearance fit with the sliding groove (18); a gap for mounting the rocker arm (7) is formed between the side edge of the limiting plate and the connecting rod (19), the projection is along the axial direction of the hinge shaft (13), and the partial projection of the limiting plate and the partial projection of the rocker arm (7) are overlapped.

6. The circuit breaker electric operating device according to claim 4, characterized in that the through hole (17) is a circular arc shaped hole body structure.

7. The circuit breaker electric operating device according to claim 3, characterized in that the fixing plate (12) comprises a bottom plate and a side plate arranged perpendicular to the bottom plate, the bottom plate is fixedly connected with the side plate, the bottom plate of the fixing plate (12) is provided with a mounting hole (16) connected with the circuit breaker, and the motor (1), the connecting rod (19) and the rocker arm (7) are all mounted on the side plate of the fixing plate (12).

8. The circuit breaker electrically operated device of claim 3, further comprising a controller that controls rotation of the motor.

9. The circuit breaker electrically operated device according to any of claims 1-8, characterized in that the location of the connection with the handle (20) on the rocker arm (7) and the hinge axis (13) are located at opposite ends of the chute (18).

10. An electric control device comprising a circuit breaker and an electric operating device of the circuit breaker mounted on the circuit breaker, characterized in that the electric operating device of the circuit breaker is the electric operating device of the circuit breaker according to any one of claims 1-9, the rocker arm (7) is connected with a handle (20) of the circuit breaker, and the rocker arm is mounted at a side end of the circuit breaker.

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