CN218414452U - Electric operating device and electric control device for circuit breaker - Google Patents
Electric operating device and electric control device for circuit breaker Download PDFInfo
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- CN218414452U CN218414452U CN202221749569.4U CN202221749569U CN218414452U CN 218414452 U CN218414452 U CN 218414452U CN 202221749569 U CN202221749569 U CN 202221749569U CN 218414452 U CN218414452 U CN 218414452U
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Abstract
The utility model discloses a circuit breaker electrically operated device and electric control device, wherein, circuit breaker electrically operated device includes motor, drive assembly, rocking arm, first trigger component and fixed plate. The transmission assembly comprises a first connecting rod fixedly connected with the output end of the motor and a second connecting rod in transmission connection with the first connecting rod, a first transmission shaft is arranged on the first connecting rod, and a first trigger position is arranged on the second connecting rod; the rocker arm is in transmission connection with the second connecting rod, a second transmission shaft is arranged on the rocker arm, a stroke hole is formed in the second connecting rod, one of the first transmission shaft and the second transmission shaft is hinged to the second connecting rod, the other transmission shaft is located in the stroke hole and can slide in the row Cheng Kong, the rocker arm is hinged to the fixing plate, the motor can rotate to drive the transmission assembly to rotate and the rocker arm to rotate, and therefore when the first trigger position touches the first trigger element, the rocker arm drives the handle to switch on or switch off. The production efficiency of the electric operating device of the circuit breaker is improved.
Description
Technical Field
The utility model relates to a circuit breaker technical field, in particular to circuit breaker electrically operated device. 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. Another object of the present invention is to provide an electric control device including the above circuit breaker electric operating device.
In order to achieve the above object, the utility model provides a circuit breaker electrically-operated device, include:
a motor;
the transmission assembly comprises a first connecting rod transmission assembly fixedly connected with the output end of the motor, the transmission assembly comprises a first connecting rod fixedly connected with the output end of the motor and a second connecting rod in transmission connection with the first connecting rod, the first connecting rod is provided with a first transmission shaft, and the second connecting rod is provided with a first trigger position;
the rocker arm is in transmission connection with the second connecting rod, a second transmission shaft is arranged on the rocker arm, a stroke hole is formed in the second connecting rod, one of the first transmission shaft and the second transmission shaft is hinged with the second connecting rod, and the other transmission shaft is positioned in the stroke hole and can slide in the stroke hole;
a first trigger element;
and the rocker arm is hinged to the fixed plate, and the motor can rotate to drive the transmission assembly and the rocker arm to move, so that when the first trigger position touches the first trigger element, the rocker arm drives the handle to switch on or switch off.
Optionally, in the above-mentioned circuit breaker electrically operated device, the fixed plate include first plate body and with first plate body fixed connection's second plate body, the rocking arm is including pressing from both sides and locating first plate body with first rocking plate between the second plate body and be used for the second rocking plate of being connected with the handle, first rocking plate with the top fixed connection of second rocking plate, first plate body with at least one of them of second plate body with the rocking arm is articulated, be equipped with on the first plate body and supply the hole of dodging that the second transmission shaft passes through, first trigger element installs the first side of first plate body, the second plate body is kept away from to the first side of first plate body, drive assembly and top motor are located the first side outside of first plate body.
Optionally, in the electric operating device for a circuit breaker, the motor is mounted on the first plate, the first link is provided with a limit pin, the first plate is provided with a first limit hole for limiting the stroke of the limit pin, and the first limit hole is provided with a first limit edge and a second limit edge for limiting two opposite ends of the stroke of the limit pin;
when the first trigger position contacts the first trigger element, the limiting pin is abutted against the first limiting edge.
Optionally, in the above electric operating device for a circuit breaker, the first limiting hole connects the first limiting edge and the second limiting edge through a first arc guiding edge, and a side wall of the limiting pin abuts against the first arc guiding edge.
Optionally, in the electric operating device for a circuit breaker, the second plate body includes a bottom plate and a side plate mounted on an upper surface of the bottom plate, the bottom plate is provided with a mounting hole for mounting the circuit breaker, and the first rocking plate is sandwiched between the first plate body and the side plate.
Alternatively, in the above-described electrically operated device for a circuit breaker, the connecting position of the first swing plate and the second swing plate may be located outside the end portion of the side plate.
Alternatively, in the above-described electric operating device for a circuit breaker, the output rotation center of the motor is offset from a housing center of the motor, which is located between the output rotation center of the motor and the rotation center of the swing arm.
Optionally, in the electric operating device for a circuit breaker, a second trigger element is further included, and a second trigger position is arranged on the second connecting rod; when the second trigger position contacts a second trigger element, the limiting pin is abutted against a second limiting edge of the first limiting hole, and after the motor drives the rocker arm to switch on or switch off, the output end of the motor can rotate in the opposite direction until the second trigger position touches the second trigger element, and the motor stops rotating;
the same end of the second link triggers the first trigger element and the second trigger element.
Optionally, in the above electric operating device for a circuit breaker, a controller for controlling forward rotation and reverse rotation of the motor is further included, and the first trigger element and the second trigger element are both connected to the controller.
An electric control device comprises the circuit breaker electric operating device and a circuit breaker installed on the circuit breaker electric operating device.
In the technical solution, the utility model provides a circuit breaker electrically operated device includes motor, drive assembly, rocking arm, first trigger element and fixed plate. The transmission assembly comprises a first connecting rod fixedly connected with the output end of the motor and a second connecting rod in transmission connection with the first connecting rod, a first transmission shaft is arranged on the first connecting rod, and a first trigger position is arranged on the second connecting rod; the rocker arm is in transmission connection with the second connecting rod, a second transmission shaft is arranged on the rocker arm, a stroke hole is formed in the second connecting rod, one of the first transmission shaft and the second transmission shaft is hinged to the second connecting rod, the other transmission shaft is located in the stroke hole and can slide in the row Cheng Kong, the rocker arm is hinged to the fixing plate, the motor can rotate to drive the transmission assembly and the rocker arm to move, and therefore when the first trigger position touches the first trigger element, the rocker arm drives the handle to be switched on or switched off.
According to the circuit breaker electric operating device, the motor drives the transmission assembly to rotate, the rocker arm is driven to rotate, automatic switching-on or switching-off of the handle is achieved, 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 schematic structural diagram of an electric operating device of a circuit breaker according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a transmission structure in an electric operating device of a circuit breaker according to an embodiment of the present invention in an initial state;
fig. 3 is a schematic structural diagram of the circuit breaker electric operating apparatus according to the embodiment of the present invention, in which the first trigger position touches the first trigger element;
fig. 4 is a schematic structural diagram of the circuit breaker electric operating apparatus according to the embodiment of the present invention, wherein the second trigger position touches the second trigger element;
fig. 5 is a schematic structural view of the circuit breaker electric operating device according to the embodiment of the present invention after the rocker arm is manually shifted;
fig. 6 is a three-dimensional structure diagram of an electric operating device of a circuit breaker according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a first plate according to an embodiment of the present invention;
fig. 8 is a three-dimensional structure diagram of a first plate according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a second plate according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of a second connecting rod according to an embodiment of the present invention;
fig. 11 is a schematic structural diagram of a rocker arm according to an embodiment of the present invention;
fig. 12 is a schematic structural diagram of a first connecting rod according to an embodiment of the present invention.
Wherein in FIGS. 1-12: 1-motor, 2-first connecting rod, 3-second connecting rod, 4-rocker arm, 5-second trigger element, 6-first trigger element, 7-first trigger point, 8-second trigger point, 9-first limit hole, 10-output shaft mounting hole, 11-limit pin, 12-first hinge shaft, 13-second transmission shaft, 14-first plate body, 15-first end, 16-second end, 17-second plate body, 18-handle, 19-first limit edge, 20-second limit edge, 21-first arc guide edge, 22-second swing plate, 23-first swing plate, 24-stroke hole, 25-second trigger position, 26-first trigger position, 27-first transmission shaft and 28-avoidance hole.
Detailed Description
The core of the utility model is to provide a circuit breaker electrically operated device, this circuit breaker electrically operated device's production efficiency. The other core of the utility model is to provide an electric control device including above-mentioned circuit breaker electrically operated device.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 to 12.
In a specific implementation manner, the utility model discloses specific embodiment provides a circuit breaker electrically-operated device includes motor 1, transmission assembly, rocking arm 4, first trigger component 6 and fixed plate, and preferably, motor 1 installs at the fixed plate.
The transmission assembly comprises a first connecting rod 2 and a second connecting rod 3 which are fixedly connected with the output end of the motor 1, and the first connecting rod 2 is in transmission connection with the second connecting rod 3. The second connecting rod 3 is provided with a first trigger position 26. The first connecting rod 2 is provided with a first transmission shaft 27.
The rocker arm 4 is provided with a second transmission shaft 13, and the rocker arm 4 is in transmission connection with the second connecting rod 3.
One of the first transmission shaft 27 and the second transmission shaft 13 is hinged to the second link 3, and the other is located in the stroke hole 24 and is slidable in the stroke hole 24. Specifically, the travel hole 24 is preferably a kidney-shaped hole.
In one embodiment, the first link 2 and the second link 3 are hinged by a first transmission shaft 27, and preferably, the first transmission shaft 27 is located at an end of the first link 2 and the second link 3. The first connecting rod 2 is provided with an output shaft mounting hole 10 for mounting an output shaft of the motor 1.
The rocker arm 4 is hinged to the fixed plate, in particular, the rocker arm 4 is hinged to the fixed plate through a first hinge shaft 12, and the second transmission shaft 13 slides in the travel hole 24. The edge of the first end 15 of the travel hole 24 may urge the rocker arm 4 to move.
Preferably, the connection position of the swing arm 4 to the handle 18 and the second transmission shaft 13 are located at opposite sides of the first hinge shaft 12, respectively.
It can be known from the above description that in the circuit breaker electrically operated device that this application embodiment provided, drive the transmission assembly through motor 1 and rotate, and then drive rocking arm 4 and rotate, realize that handle 18 closes a floodgate or separating brake automatically, do not relate to gear drive and equipment in circuit breaker electrically operated device's the transmission structure, and then simplified circuit breaker electrically operated device structure, improved circuit breaker electrically operated device's production efficiency.
In one embodiment, the fixing plate may be a separate plate structure, and in order to improve transmission stability, the fixing plate preferably includes a first plate 14 and a second plate 17 fixedly connected to the first plate 14.
The rocker arm 4 includes a first rocker plate 23 interposed between the first plate 14 and the second plate 17, and a second rocker plate 22 for connecting to the handle 18, and the first rocker plate 23 and the second rocker plate 22 are fixedly connected. Specifically, the first rocker plate 23 and the second rocker plate 22 have the same thickness.
At least one of the first plate body 14 and the second plate body 17 is hinged to the rocker arm 4, preferably, two ends of the first hinge shaft 12 are respectively connected to the first plate body 14 and the second plate body 17, and the rocker arm 4 is sleeved in the middle of the first hinge shaft 12.
The first plate 14 is provided with an avoiding hole for the second transmission shaft 13 to pass through, the first trigger element 6 and the second trigger element 5 are both installed on the first side surface of the first plate 14, the first side surface of the first plate 14 is far away from the second plate 17, and the transmission assembly and the motor 1 are located on the outer side of the first side surface of the first plate 14.
The motor 1 is installed on a first plate body 14, a limiting pin 11 is arranged on the first connecting rod 2, a first limiting hole 9 for limiting the stroke of the limiting pin 11 is formed in the first plate body 14, and a first limiting edge 19 and a second limiting edge 20 for limiting the opposite two ends of the stroke of the limiting pin 11 are arranged in the first limiting hole 9. In order to improve the rotational stability of the first connecting rod 2, preferably, a second limiting hole opposite to the first limiting hole 9 is formed in the second plate body 17, and one end, far away from the first limiting hole 9, of the limiting pin 11 extends into the second limiting hole.
When the first trigger position 26 contacts the first trigger element 6, the limit pin 11 abuts against the first limit edge 19 of the first limit hole 9.
When the second trigger position 25 contacts the second trigger element 5, the limit pin 11 abuts against the second limit edge 20 of the first limit hole 9.
Preferably, the end of the first transmission shaft 27 is also located in the first stopper hole 9, and when the stopper pin 11 abuts against the first stopper edge 19 of the first stopper hole 9, the first transmission shaft 27 abuts against the second stopper edge 20. When the stop pin 11 abuts against the second stop edge 20 of the first stop hole 9, the first transmission shaft 27 abuts against the first stop edge 19, that is, the first stop edge 19 and the second stop edge 20 can simultaneously stop the stop pin 11 and the first transmission shaft 27 on the first connecting rod 2.
The first limiting hole 9 is connected with a first limiting edge 19 and a second limiting edge 20 through a first arc guide edge 21, and the side wall of the limiting pin 11 is abutted to the first arc guide edge 21. The first arc guide edge 21 is abutted to the limit pin 11, so that the limit pin 11 slides stably. More preferably, the first limit hole 9 is connected to the first limit edge 19 and the second limit edge 20 through the second arc guide edge on the side opposite to the first arc guide edge 21, and the first transmission shaft 27 abuts against the second arc guide edge.
In order to further improve the transmission stability, preferably, the second plate body 17 is provided with a second limiting hole opposite to the first limiting hole 9, the second limiting hole and the first limiting hole are the same in shape, the edge projections are overlapped, and the end parts of the second hinge column and the limiting pin 11 penetrate into the second limiting hole. I.e. the second hinge post and the end of the stop pin 11 slide along the first stop hole 9 and the second stop hole simultaneously.
In one embodiment, the connection location of the first and second rocker plates 23, 22 is located outside the side plate ends. Preferably, the first rocker plate 23 and the second rocker plate 22 are disposed vertically.
The skew motor 1's of motor 1 output center of rotation shell center, motor 1's shell center is located between motor 1's output center of rotation and the center of rotation of rocking arm 4, and this application is passed through motor 1's shell center and is removed to fixed plate central direction for the center of rotation of first connecting rod 2, reduces whole length size.
The circuit breaker electric operating device further comprises a second trigger element 5, a second trigger position 25 is arranged on the second connecting rod 3, when the motor 1 drives the rocker arm 4 to be switched on or switched off, the output end of the motor 1 can rotate in the opposite direction, and when the second trigger position 25 touches the second trigger element 5, the motor 1 stops rotating.
In particular, the first and second triggering elements 6, 5 may be microswitches or travel switches.
Preferably, the same end of the second link 3 triggers the first triggering element 6 and the second triggering element 5, and the first triggering element 6 and the second triggering element 5 are mounted on opposite sides of the first end 15 of the second link 3. The first trigger position 26 and the second trigger position 25 are both located on the first end 15, and the first trigger position 26 and the second trigger position 25 are both arc-shaped surfaces.
The circuit breaker electric operating device also comprises a controller used for controlling the motor 1 to rotate forwards and backwards, and the first trigger element 6 and the second trigger element 5 are both connected with the controller. Specifically, the first trigger position 26 and the second trigger position 25 of the second link 3 are respectively and fully matched with the first trigger element 6 and the second trigger element 5, and the first trigger element 6 and the second trigger element 5 trigger signals and feed back the signals to the controller to control the motor 1 to rotate.
In a specific working process of the circuit breaker electric operating device, an output shaft of a motor 1 rotates along a rotation center of the motor 1, a limiting pin 11 is riveted on a first connecting rod 2, a first transmission shaft 27 rivets the first connecting rod 2 and a second connecting rod 3 together, the first connecting rod 2 can rotate around the rotation center of the motor 1 clockwise or anticlockwise, as shown in fig. 7, the first connecting rod 2 rotates clockwise and is limited by a second limiting edge 20, and the anticlockwise rotates and is limited by a first limiting edge 19. The first connecting rod 2 rotates to drive the second connecting rod 3 to rotate.
The first hinge shaft 12 rivets the swing arm 4 between the first fixing plate and the second fixing plate, and the swing arm 4 can rotate clockwise or counterclockwise along the first hinge shaft 12. The second transmission shaft 13 is riveted on the rocker arm 4, and the second transmission shaft 13 can slide leftwards or rightwards in the stroke hole 24 to drive the rocker arm 4 to move.
The stroke hole 24 has a sufficient margin so that the second transmission shaft 13 can slide inside. In particular use, the second transmission shaft 13 can maintain an idle stroke with the stroke hole 24, and the operator manually returns the rocker arm 4 to the initial position in use.
As shown in fig. 2, when the motor 1 receives a controller counterclockwise rotation signal (where the counterclockwise rotation signal may be an external control signal, and when a sampling signal meets a set value or the controller autonomously sends a signal), the first connecting rod 2 moves counterclockwise, the first end 15 of the stroke hole 24 pushes the second transmission shaft 13 to move rightward, the rocker arm 4 rotates counterclockwise along the first hinge shaft 12, and in a process that the first end 15 of the stroke hole 24 pushes the second transmission shaft 13, the rocker arm 4 goes over a dead point, the rocker arm 4 reaches a limit position, the motor 1 continues to drive the first connecting rod 2 to rotate counterclockwise, the second transmission shaft 13 continues to slide rightward under the push of the second connecting rod 3, the first trigger position 26 of the second connecting rod 3 contacts the first trigger point 7 of the first trigger element 6, the controller structure is a signal of the first trigger element 6, and the motor 1 receives the controller signal to stop rotating, and then moves to the state shown in fig. 3. After the motor 1 stops rotating, the controller gives a clockwise rotation signal to the motor 1, the motor 1 drives the first connecting rod 2 to rotate clockwise, the rocker arm 4 remains stationary, the stroke hole 24 slides leftwards on the second transmission shaft 13, when the second trigger position 25 of the second connecting rod 3 contacts the second trigger point 8 of the second trigger element 5, the controller receives the signal of the second trigger element 5, the motor 1 receives the signal of the controller to stop rotating, and at this time, the movement is as shown in fig. 4. The rocker arm 4 is manually pushed to rotate clockwise, and the motor 1 and the first connecting rod 2 are kept still. The second transmission shaft 13 of the rocker arm 4 slides in the stroke hole 24, the state of the rocker arm 4 moves from the position shown in fig. 4 to the position shown in fig. 5, the position of the rocker arm 4 is determined, the position of the second transmission shaft 13 is determined, and a certain idle stroke is left between the second transmission shaft and the stroke hole 24. When the motor 1 receives the controller anticlockwise rotation signal, the next cycle of anticlockwise movement of the motor 1 is started.
That is, the logic of the movement of the motor 1 of the circuit breaker electric operating device may be that the motor 1 receives the control signal of the controller to rotate counterclockwise → the first link 2 rotates counterclockwise → the second link 3 moves to the right → the rocker arm 4 rotates to a counterclockwise position → the second link 3 continues to move to trigger the first trigger element 6 → the controller controls the motor 1 to rotate clockwise → the first link 2 rotates clockwise → the second link 3 moves to the left → the second link 3 triggers the second trigger element 5 → the controller controls the motor 1 to stop rotating.
The application provides a motor control device, including circuit breaker electrically operated device and install the circuit breaker on circuit breaker electrically operated device. The circuit breaker electric operating device is any one of the circuit breaker electric operating devices, the specific structure of the circuit breaker electric operating device is described, and the circuit breaker electric operating device also has the technical effects.
In order to reduce the overall height of the electric control device, the motor 1, the rocker arm 4, the transmission assembly, the first triggering element 6 and the second triggering element 5 are preferably located at the side ends of the circuit breaker. The electric operating device of the side-mounted circuit breaker of the main part does not increase the height of the circuit breaker, the height of the photovoltaic grid-connected net cage is unchanged, and the cost of the grid-connected net cage is unchanged. 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.
By combining the above functions, the utility model can control the opening or closing of the handle 18 through a simple structure; the side-mounted circuit breaker electric operating device is convenient to observe the circuit breaker indicating state, is convenient to maintain, protects the personal safety of maintenance power personnel, does not increase the height of the circuit breaker, does not change the height of the photovoltaic grid-connected box, and does not change the cost of the grid-connected box.
The embodiments in the present description 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 transmission assembly comprises a first connecting rod (2) fixedly connected with the output end of the motor (1) and a second connecting rod (3) in transmission connection with the first connecting rod (2), a first transmission shaft (27) is arranged on the first connecting rod (2), and a first trigger position (26) is arranged on the second connecting rod (3);
the rocker arm (4) is in transmission connection with the second connecting rod (3), a second transmission shaft (13) is arranged on the rocker arm (4), a stroke hole (24) is formed in the second connecting rod (3), one of the first transmission shaft (27) and the second transmission shaft (13) is hinged to the second connecting rod (3), and the other one is located in the stroke hole (24) and can slide in the stroke hole (24);
a first triggering element (6);
and the rocker arm (4) is hinged to the fixing plate, the motor (1) can rotate to drive the transmission assembly and the rocker arm (4) to move, so that when the first trigger position (26) touches the first trigger element (6), the rocker arm (4) drives the handle (18) to switch on or off.
2. The circuit breaker electric operating device according to claim 1, wherein the fixed plate includes a first plate (14) and a second plate (17) fixedly connected to the first plate (14), the rocker arm (4) includes a first rocker plate (23) sandwiched between the first plate (14) and the second plate (17) and a second rocker plate (22) for connecting to the handle (18), the top end of the first rocker plate (23) is fixedly connected to the second rocker plate (22), at least one of the first plate (14) and the second plate (17) is hinged to the rocker arm (4), the first plate (14) is provided with a avoiding hole for the second transmission shaft (13) to pass through, the first trigger element (6) is mounted on a first side surface of the first plate (14), the first side surface of the first plate (14) is far away from the second plate (17), and the transmission assembly and the motor (1) are located outside the first side surface of the first plate (14).
3. The circuit breaker electric operating device according to claim 2, characterized in that the motor (1) is mounted on the first plate body (14), the first link (2) is provided with a limit pin (11), the first plate body (14) is provided with a first limit hole (9) for limiting the stroke of the limit pin (11), and the first limit hole (9) is provided with a first limit edge (19) and a second limit edge (20) for limiting the opposite ends of the stroke of the limit pin (11);
when the first trigger position (26) contacts the first trigger element (6), the limiting pin (11) is abutted with the first limiting edge (19).
4. An electric operating device for a circuit breaker according to claim 3, characterized in that the first limit hole (9) connects the first limit edge (19) and the second limit edge (20) by means of a first circular arc guide edge (21), the side wall of the limit pin (11) abutting against the first circular arc guide edge (21).
5. The circuit breaker electric operating apparatus according to claim 2, wherein the second plate (17) includes a bottom plate and a side plate attached to an upper surface of the bottom plate, the bottom plate is provided with a mounting hole for attaching a circuit breaker, and the first rocking plate (23) is interposed between the first plate (14) and the side plate.
6. The circuit breaker electrical operating apparatus of claim 5 wherein the location of attachment of the first rocker plate (23) and the second rocker plate (22) is outboard of the side plate ends.
7. An electric operating device of a circuit breaker according to claim 1, characterized in that the output rotation center of the motor (1) is offset from the housing center of the motor (1), the housing center of the motor (1) being located between the output rotation center of the motor (1) and the rotation center of the rocker arm (4).
8. The circuit breaker electric operating device according to claim 3 or 4, further comprising a second trigger element (5), wherein a second trigger position (25) is provided on the second connecting rod (3), when the second trigger position (25) contacts the second trigger element (5), the limit pin (11) abuts against the second limit edge (20) of the first limit hole (9), and when the motor (1) drives the rocker arm (4) to close or open, the output end of the motor (1) can rotate in the opposite direction until the second trigger position (25) contacts the second trigger element (5), the motor (1) stops rotating;
the same end of the second connecting rod (3) triggers the first triggering element (6) and the second triggering element (5).
9. Circuit breaker electrically operated device according to claim 8, characterized in that it further comprises a controller for controlling the forward and reverse rotation of the motor (1), to which the first triggering element (6) and the second triggering element (5) are connected.
10. An electric control apparatus comprising the circuit breaker electric operation apparatus according to any one of claims 1 to 9 and a circuit breaker mounted on the circuit breaker electric operation apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221749569.4U CN218414452U (en) | 2022-07-07 | 2022-07-07 | Electric operating device and electric control device for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221749569.4U CN218414452U (en) | 2022-07-07 | 2022-07-07 | Electric operating device and electric control device for circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218414452U true CN218414452U (en) | 2023-01-31 |
Family
ID=85012136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221749569.4U Active CN218414452U (en) | 2022-07-07 | 2022-07-07 | Electric operating device and electric control device for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218414452U (en) |
-
2022
- 2022-07-07 CN CN202221749569.4U patent/CN218414452U/en active Active
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