CN220829922U - Automatic closing mechanism for realizing self-clutch of molded case circuit breaker - Google Patents
Automatic closing mechanism for realizing self-clutch of molded case circuit breaker Download PDFInfo
- Publication number
- CN220829922U CN220829922U CN202322618400.6U CN202322618400U CN220829922U CN 220829922 U CN220829922 U CN 220829922U CN 202322618400 U CN202322618400 U CN 202322618400U CN 220829922 U CN220829922 U CN 220829922U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- shell
- connector
- closing mechanism
- automatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 19
- 230000033001 locomotion Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 8
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses an automatic closing mechanism for realizing self-clutch of a molded case circuit breaker, which comprises a shell and the circuit breaker, wherein a closing mechanism is arranged in an inner cavity of the shell, an electrical component is arranged on the surface of the shell, the closing mechanism comprises a connector, and a fixed plate is fixedly connected to the bottom of the inner cavity of the shell. This realize moulded case circuit breaker is from automatic closing mechanism of separation and reunion, through after breaker and connector disconnection, because the reciprocativity of spring, drive the connector motion to with the fixed plate perpendicularly, when needing automatic closing, start cylinder drive connector motion, the connector drives the spring and is in tensile state for fixed plate and connector are the horizontality, the connector contacts with the circuit breaker once more, thereby can not cause the damage to the electrical component of automatic closing when the circuit current that is connected with moulded case circuit breaker is automatic to break, and the process of automatic breaking also can not receive the hindrance.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to an automatic closing mechanism for realizing self-clutch of a molded case circuit breaker.
Background
The circuit breaker is a power distribution electrical appliance used in a power grid, can be used for switching on, carrying and breaking current under normal circuit conditions, and can also be used for switching on, carrying for a certain time and breaking current under specified abnormal conditions (such as overload, short circuit, undervoltage and single-phase earth fault); the electric operating mechanism is a special accessory of the molded case circuit breaker, and can be electrically closed, opened and re-buckled with the circuit breaker in a long distance after being matched with the circuit breaker so as to realize centralized and automatic control of the transmission and distribution network.
According to the search of Chinese invention publication number: CN218676995U adopts a reclosing moulded case circuit breaker, including the circuit breaker main part, divide-shut brake mechanism includes the shell frame, electric operating mechanism, handle arm-tie and linkage, the handle arm-tie can be used to drive the handle and carry out the divide-shut brake action, the handle arm-tie passes through the linkage and drives, the linkage has involved the clutch pulley during operation and is used for the switching-on power to the rack on the linkage, the clutch pulley itself then links with the gear train, the gear train is connected with the motor, when receiving the separating brake or the switching-on signal, through the motor action, realize reliable conduction to carry out corresponding divide-shut brake action on the handle arm-tie, can integrate electric operating mechanism through the shell frame, realize electric operating mechanism's modularization, when needing to realize automatic reclosing function on moulded case circuit breaker, can be through installing this modularized structure additional in, compared its design mode and structure installation simplification, moreover, the steam generator is rationally laid out, stable performance safe and reliable.
However, when the above technical scheme is implemented, there are the following problems: the mode of sampling motor action, although can lead to the handle arm-tie and carry out corresponding divide-shut brake action, but when the circuit current that is connected with the moulded case circuit breaker is too big the circuit breaker automatic disconnection, the sudden motion of connector can cause the damage to the motor to the process of automatic disconnection also can be hindered, has influenced the normal operating of circuit breaker, and for this reason, the utility model provides the automatic closing mechanism that realizes moulded case circuit breaker self-clutching.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides an automatic closing mechanism for realizing the self-clutch of the molded case circuit breaker, and solves the problem that the motor is damaged due to the sudden movement of a connector when the circuit current connected with the molded case circuit breaker is excessively large and the circuit breaker is automatically disconnected.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the automatic closing mechanism comprises a shell and a circuit breaker, wherein a closing mechanism is arranged in an inner cavity of the shell, an electrical component is arranged on the surface of the shell, the closing mechanism comprises a connector, a fixing plate is fixedly connected to the bottom of the inner cavity of the shell, a horizontal mounting plate is fixedly connected to the surface of the fixing plate, a vertical mounting plate is fixedly connected to the surface of the connector, an F-shaped plate is rotatably connected to the surface of the vertical mounting plate, a rotating plate is rotatably connected to the surface of the horizontal mounting plate, a rotating shaft is fixedly connected to one end of the rotating plate, a driving plate is rotatably connected to the surface of the fixing plate, a connecting shaft is fixedly connected to the surface of the connecting shaft through an elastic component and is connected to the rotating shaft, a connecting rod component is connected to the surface of the connector, an air cylinder is fixedly connected to the surface of the outer shell, and the surface of the automatic block is connected to the outer shell through a sliding component.
Preferably, the elastic component comprises a left elastic block, the surface of the rotating shaft is rotationally connected with a right elastic block, and the surface of the left elastic block is fixedly connected with a spring.
Preferably, the stabilizing assembly comprises a stabilizing plate, one end of the stabilizing plate is rotationally connected with the surface of the vertical mounting plate, and the other end of the stabilizing plate is fixedly connected with a stabilizing bolt.
Preferably, the connecting rod assembly comprises a connecting rod, one end of the connecting rod is rotationally connected with the surface of the connector, and the other end of the connecting rod is rotationally connected with an automatic rod.
Preferably, the sliding assembly comprises a sliding block, the surface of the sliding block is fixedly connected with the surface of the automatic block, and a sliding groove is formed in the top of the inner cavity of the shell.
Preferably, the electrical component comprises a control box, the surface of the control box is fixedly connected with the surface of the shell, a wiring groove is formed in the surface of the shell, and a binding post is fixedly connected with the inner surface of the wiring groove.
Advantageous effects
The utility model provides an automatic closing mechanism for realizing self-clutch of a molded case circuit breaker. Compared with the prior art, the method has the following beneficial effects:
(1) This realize moulded case circuit breaker is from automatic closing mechanism of separation and reunion, through after breaker and connector disconnection, because the reciprocativity of spring drives the connector motion to with the fixed plate perpendicularly, when needing automatic closing, start cylinder drives the connector motion, the connector drives the spring and is in tensile state for fixed plate and connector are the horizontality, the connector contacts with the circuit breaker once more, thereby can not cause the damage to the electrical component of automatic closing when the circuit current that is connected with moulded case circuit breaker is too big automatic disconnection, and the process of automatic disconnection also can not receive the hindrance.
(2) This realize moulded case circuit breaker from automatic closing mechanism of separation and reunion drives through the connector and erects the mounting panel motion, erects the mounting panel and drives F shaped plate and firm board motion, and firm board drives the connecting axle motion, and the connecting axle drives right elasticity piece motion, and right elasticity piece drives the spring and is in tensile state, and F shaped plate drives the rotor plate motion simultaneously to can ensure at the in-process fixed plate of automatic closing and connector final removal be the horizontality, the connector must be able to contact with the circuit breaker promptly.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic front view of a connector according to the present utility model;
FIG. 3 is a schematic top view of the connector of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 2a according to the present utility model.
In the figure: 1-shell, 2-circuit breaker, 3-closing mechanism, 31-connector, 32-fixed plate, 33-horizontal mounting plate, 34-vertical mounting plate, 35-F shaped plate, 36-elastic component, 361-left elastic block, 362-right elastic block, 363-spring, 37-firm component, 371-firm plate, 372-firm bolt, 38-connecting rod component, 381-connecting rod, 382-automatic rod, 39-sliding component, 391-sliding block, 392-sliding groove, 310-rotating plate, 311-rotating shaft, 312-driving plate, 313-connecting shaft, 314-automatic block, 315-cylinder, 4-electric component, 41-control box, 42-wiring groove and 43-wiring post.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution:
The automatic closing mechanism for realizing the self-clutch of the molded case circuit breaker comprises a shell 1 and a circuit breaker 2, wherein the circuit breaker 2 is connected with an external power supply, is a power distribution electrical appliance used in a power grid, can switch on, bear and break current under normal circuit conditions, and can switch on and bear the current for a certain time and break the current under specified abnormal conditions (such as overload, short circuit, undervoltage and single-phase grounding faults), the surface of the circuit breaker 2 is fixedly connected with the bottom of the inner cavity of the shell 1, the inner cavity of the shell 1 is provided with a closing mechanism 3, the surface of the shell 1 is provided with an electrical component 4, the electrical component 4 comprises a control box 41, the control box 41 is connected with the external power supply, can control all electrical elements in the device, the surface of the control box 41 is fixedly connected with the surface of the shell 1, the surface of the shell 1 is provided with a wiring groove 42, the internal surface of the wiring groove 42 is fixedly connected with a wiring post 43, the wiring post 43 is electrically connected with the control box 41 and is used for connecting an external electric wire, the closing mechanism 3 comprises a connector 31, the connector 31 is electrically connected with the circuit breaker 2, the electromagnetic force between the connector and the circuit breaker 2 is larger than the elastic force of a spring 363, the bottom of the inner cavity of the shell 1 is fixedly connected with a fixed plate 32, the surface of the fixed plate 32 is fixedly connected with a horizontal mounting plate 33, the surface of the connector 31 is fixedly connected with a vertical mounting plate 34, the surface of the vertical mounting plate 34 is rotationally connected with an F-shaped plate 35, the surface of the horizontal mounting plate 33 is rotationally connected with a rotating plate 310, one end of the rotating plate 310 is fixedly connected with a rotating shaft 311, the surface of the rotating shaft 311 is rotationally connected with one end of the F-shaped plate 35, the surface of the fixed plate 32 is rotationally connected with a driving plate 312, one end of the driving plate 312 is rotationally connected with the surface of the F-shaped plate 35, the surface of the driving plate 312 is fixedly connected with a connecting shaft 313, the surface of the connecting shaft 313 is connected with the rotating shaft 311 through an elastic component 36, the elastic component 36 comprises a left elastic block 361, the surface of the left elastic block 361 is rotationally connected with the surface of the connecting shaft 313, the surface of the rotating shaft 311 is rotationally connected with a right elastic block 362, the surface of the left elastic block 361 is fixedly connected with a spring 363, the spring 363 is in an unstressed state when the fixed plate 32 and the connector 31 are in a mutually vertical state, the other end of the spring 363 is fixedly connected with the surface of the right elastic block 362, the surface of the vertical mounting plate 34 is connected with the driving plate 312 through a stabilizing component 37, the stabilizing component 37 comprises a stabilizing plate 371, one end of the stabilizing plate 371 is rotationally connected with the surface of the vertical mounting plate 34, the other end of the stabilizing plate 371 is fixedly connected with a stabilizing bolt 372, the surface of the stabilizing bolt 372 is rotationally connected with the surface of the driving plate 312, the vertical mounting plate 34 is driven to move through the connector 31, the vertical mounting plate 34 drives the F-shaped plate 35 and the stabilizing plate 371 to move, the stabilizing plate 371 drives the connecting shaft 313 to move, the connecting shaft 313 drives the right elastic block 362 to move, the right elastic block 362 drives the spring 363 to be in a stretched state, and the F-shaped plate 35 drives the rotating plate 310 to move, so that the final movement of the fixed plate 32 and the connector 31 is in a horizontal state in the automatic closing process, namely, the connector 31 can be contacted with the circuit breaker 2, the surface of the connector 31 is connected with the automatic block 314 through the connecting rod assembly 38, the connecting rod assembly 38 comprises the connecting rod 381, one end of the connecting rod 381 is rotationally connected with the surface of the connector 31, the other end of the connecting rod 381 is rotationally connected with the automatic rod 382, one end of the automatic rod 382 is rotationally connected with the surface of the automatic block 314, the inner wall of the shell 1 is fixedly connected with the air cylinder 315, the air cylinder 315 is electrically connected with an external power supply, the surface of the automatic block 314 is connected with the shell 1 through the sliding assembly 39, the sliding component 39 comprises a sliding block 391, the surface of the sliding block 391 is fixedly connected with the surface of the automatic block 314, a sliding groove 392 is formed in the top of the inner cavity of the shell 1, the surface of the sliding block 391 is slidably connected with the inner surface of the sliding groove 392, after the circuit breaker 2 is disconnected with the connector 31, the connector 31 is driven to move to be perpendicular to the fixed plate 32 due to the reciprocability of the spring 363, when automatic closing is needed, the connector 31 is driven by the starting cylinder 315 to move, the connector 31 drives the spring 363 to be in a stretching state, the fixed plate 32 and the connector 31 are in a horizontal state, the connector 31 is contacted with the circuit breaker 2 again, therefore, when the circuit breaker connected with the molded case circuit breaker is automatically disconnected due to overlarge circuit current, the electric elements for automatic closing cannot be damaged, and the automatic opening process cannot be hindered.
When the automatic switch-on device is used, an operator connects an external wire with the wiring terminal 43, after the circuit breaker 2 and the connector 31 are disconnected, the connector 31 is driven to move to be perpendicular to the fixed plate 32 due to the reciprocativity of the spring 363, when automatic switch-on is needed, the air cylinder 315 is started by controlling the control box 41, one end of a piston rod of the air cylinder 315 is contacted with the automatic block 314 to drive the automatic block 314 to move leftwards, the automatic block 314 drives the sliding block 391 to slide along the inner surface of the sliding groove 392, the automatic block 314 drives the automatic rod 382 to move, the automatic rod 382 drives the connecting rod 381 to move, the connecting rod 381 drives the connector 31 to move, the connector 31 drives the vertical mounting plate 34 to move, the vertical mounting plate 34 drives the F-shaped plate 35 and the stable plate 371 to move, the F-shaped plate 35 drives the driving plate 312 to move, the stable plate 371 simultaneously drives the stable bolt 372 to move, the stable bolt 372 is assisted to drive the driving plate 312 to move, the connecting shaft 313 to drive the right elastic block 362 to move, the right elastic block 362 drives the spring 363 to be in a stretching state, and the F-shaped plate 35 drives the rotating plate 310 to move, the fixed plate 32 and the connector 31 to be in a horizontal state, and the connector 31 is in a horizontal state, and the electromagnetic force between the connector 31 and the connector 31 is contacted with the connector 2 and the circuit breaker 2 and the stable switch-off 2 is in a state, and the electromagnetic force between the two is in the electromagnetic force and the electromagnetic force.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Realize automatic closing mechanism of moulded case circuit breaker from separation and reunion, including shell (1) and circuit breaker (2), its characterized in that: the inner cavity of the shell (1) is provided with a closing mechanism (3), and the surface of the shell (1) is provided with an electrical component (4);
The utility model provides a closing mechanism (3) includes connector (31), the bottom fixedly connected with fixed plate (32) of shell (1) inner chamber, the fixed surface of fixed plate (32) is connected with horizontal mounting panel (33), the fixed surface of connector (31) is connected with erects mounting panel (34), the surface rotation of erects mounting panel (34) is connected with F shaped plate (35), the surface rotation of horizontal mounting panel (33) is connected with rotating plate (310), the one end fixedly connected with axis of rotation (311) of rotating plate (310), the surface rotation of fixed plate (32) is connected with drive board (312), the fixed surface of drive board (312) is connected with connecting axle (313), the surface of connecting axle (313) is connected with axis of rotation (311) through elastic component (36), the surface of erects mounting panel (34) is connected with drive board (312) through firm subassembly (37), the surface of connector (31) is connected with automatic piece (314) through link assembly (38), the inner wall fixedly connected with automatic piece (315) of shell (1), surface through slip subassembly (39) and shell (39).
2. The automatic closing mechanism for realizing self-clutch of molded case circuit breaker according to claim 1, wherein: the elastic component (36) comprises a left elastic block (361), the surface of the rotating shaft (311) is rotationally connected with a right elastic block (362), and the surface of the left elastic block (361) is fixedly connected with a spring (363).
3. The automatic closing mechanism for realizing self-clutch of molded case circuit breaker according to claim 1, wherein: the stabilizing assembly (37) comprises a stabilizing plate (371), one end of the stabilizing plate (371) is rotationally connected with the surface of the vertical mounting plate (34), and the other end of the stabilizing plate (371) is fixedly connected with a stabilizing bolt (372).
4. The automatic closing mechanism for realizing self-clutch of molded case circuit breaker according to claim 1, wherein: the connecting rod assembly (38) comprises a connecting rod (381), one end of the connecting rod (381) is rotatably connected with the surface of the connector (31), and the other end of the connecting rod (381) is rotatably connected with an automatic rod (382).
5. The automatic closing mechanism for realizing self-clutch of molded case circuit breaker according to claim 1, wherein: the sliding assembly (39) comprises a sliding block (391), the surface of the sliding block (391) is fixedly connected with the surface of the automatic block (314), and a sliding groove (392) is formed in the top of the inner cavity of the shell (1).
6. The automatic closing mechanism for realizing self-clutch of molded case circuit breaker according to claim 1, wherein: the electrical component (4) comprises a control box (41), the surface of the control box (41) is fixedly connected with the surface of the shell (1), a wiring groove (42) is formed in the surface of the shell (1), and a binding post (43) is fixedly connected with the inner surface of the wiring groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322618400.6U CN220829922U (en) | 2023-09-26 | 2023-09-26 | Automatic closing mechanism for realizing self-clutch of molded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322618400.6U CN220829922U (en) | 2023-09-26 | 2023-09-26 | Automatic closing mechanism for realizing self-clutch of molded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220829922U true CN220829922U (en) | 2024-04-23 |
Family
ID=90725513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322618400.6U Active CN220829922U (en) | 2023-09-26 | 2023-09-26 | Automatic closing mechanism for realizing self-clutch of molded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220829922U (en) |
-
2023
- 2023-09-26 CN CN202322618400.6U patent/CN220829922U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2418349C2 (en) | Electric motor of spring setting device in air automatic switch | |
| CN105185668A (en) | Miniature circuit breaker control structure and miniature circuit breaker control device comprising same | |
| CN220829922U (en) | Automatic closing mechanism for realizing self-clutch of molded case circuit breaker | |
| CN212570882U (en) | Circuit breaker with electric operating device | |
| CN211208317U (en) | Isolated vacuum circuit breaker | |
| CN103065884B (en) | automatic reclosing controller | |
| CN219303578U (en) | Electrical engineering distribution circuit breaker | |
| CN216818249U (en) | Automatic reclosing device with built-in electric leakage release | |
| CN216648096U (en) | Intelligent electric control device for disconnecting switch opening and closing | |
| CN112863951B (en) | Electrical engineering distribution circuit breaker | |
| CN219778760U (en) | Small-size grounding knife for high-explosion switch | |
| CN111900055A (en) | Electric operating mechanism | |
| CN214477296U (en) | Moving contact system of circuit breaker | |
| CN213124278U (en) | Vacuum load switch with high reliability | |
| CN109950101B (en) | Operating mechanism of outdoor high-voltage circuit breaker, outdoor high-voltage circuit breaker and use method | |
| CN213242444U (en) | Breaker operating device separating brake interlocking gear | |
| CN211859264U (en) | Automatic cut-off and power-transmission AC low-voltage power distribution cabinet | |
| CN216288215U (en) | Intelligent circuit breaker | |
| CN219267578U (en) | Electric operating mechanism | |
| CN220691946U (en) | Special circuit breaker of photovoltaic | |
| CN220474555U (en) | Circuit breaker with wiring protection structure | |
| CN214797281U (en) | Breaker switch state collector for Internet of things | |
| CN217009108U (en) | Circuit breaker with reasonable design | |
| CN212967556U (en) | High temperature resistant type circuit breaker shell | |
| CN215731540U (en) | Intelligent residual current circuit breaker with electric reclosing mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |