CN221101985U - Electric operating mechanism - Google Patents
Electric operating mechanism Download PDFInfo
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- CN221101985U CN221101985U CN202322800269.5U CN202322800269U CN221101985U CN 221101985 U CN221101985 U CN 221101985U CN 202322800269 U CN202322800269 U CN 202322800269U CN 221101985 U CN221101985 U CN 221101985U
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- padlock
- matched
- switching
- piece
- micro switch
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- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 238000003756 stirring Methods 0.000 claims description 28
- 239000004576 sand Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model relates to an electric operating mechanism, which comprises a shell, a machine frame, a motor, a manual operating shaft and a padlock component, wherein the padlock component comprises a supporting plate, a hanging plate, a micro-switch, a tension spring, a switching pulling plate and an electric micro-switch, one end of the padlock is provided with a locking part inserted into a locking hole of the shell, the locking part is provided with a hanging hole, one end of the switching pulling plate is provided with a shielding part matched with the manual operating shaft, the shielding part can be shielded on the operating hole of the manual operating shaft along with the action of the switching pulling plate, the other end of the switching pulling plate is provided with a limiting groove matched with the padlock, the hanging plate is provided with a limiting convex strip matched with the limiting groove, and the hanging plate is provided with a convex block matched with the micro-switch, and the convex block moves along with the padlock and can trigger the micro-switch to realize the connection or disconnection of the micro-switch. The utility model has the advantages of simple structure, stable and reliable performance, convenient operation and convenient assembly.
Description
Technical Field
The utility model relates to an electric operating mechanism, in particular to an electric operating mechanism for a molded case circuit breaker.
Background
The circuit breaker is a switching device which is used for a power distribution electrical appliance 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 grounding faults). 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. With the development of the electric power industry, an electric operating mechanism of a molded case circuit breaker has become a mainstream of current development, and the design is developed towards miniaturization and intellectualization. In order to ensure the safety of maintenance personnel, most of the existing electric operating mechanisms are provided with padlock components, and the padlock components can lock the electric and manual functions of the electric operating mechanisms during maintenance, so that the electric operating mechanisms can be operated at will by other people, and the personal safety of the maintenance personnel is ensured. However, the existing padlock device has the defects of complex structural design and inconvenient operation.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides an electric operating mechanism which is simple in structure, stable and reliable in performance, convenient to operate and convenient to assemble.
In order to achieve the above purpose, the utility model adopts an electric operating mechanism, which comprises a shell, a machine frame arranged in the shell, a motor arranged on the machine frame, a manual operation shaft arranged on the machine frame in a rotating way, and a padlock component arranged on the machine frame corresponding to the manual operation shaft, wherein the padlock component comprises a support plate arranged on the machine frame, a hanging lock plate arranged on the support plate in a sliding way, a micro switch arranged on the support plate and used for controlling the on-off of a motor power supply, a tension spring arranged between the hanging lock plate and the support plate, a switching pulling plate arranged on the shell and matched with the manual operation shaft, and an electric micro switch matched with the switching pulling plate, one end of the padlock is provided with a locking part inserted in a locking hole of the shell, a hanging lock hole is arranged on the locking part, one end of the switching pulling plate is provided with a shielding part matched with the manual operation shaft, the shielding part can act on the operation hole of the manual operation shaft along with the switching pulling plate, the other end of the switching pulling plate is provided with a limit groove matched with the padlock, the hanging switch is provided with a limit protruding lug matched with the limit groove, and the micro switch is matched with the micro switch to be switched on or off along with the micro switch.
The beneficial effects of the structure are as follows: the padlock component is simple in structural design, convenient to operate, and capable of reliably locking an electric operation function and a manual operation function of the electric operation mechanism, and the safety performance of the electric operation mechanism can be effectively improved. When the device is operated, the switching pulling piece is firstly pulled to the electric operation position, the shielding part of the switching pulling piece is shielded on the operation hole of the manual operation shaft, the padlock is pulled out of the locking hole, the padlock is hung on the padlock hole, the micro switch loses the limit of the protruding block, the micro switch is disconnected, the power supply of the motor is disconnected, the electric operation function is locked, the electric operation is not performed, the limiting protruding strip of the padlock piece is clamped in the limiting groove of the switching pulling piece, so that the switching pulling piece can be locked by the hanging piece, the switching pulling piece is shielded on the manual operation shaft, and the manual operation is not performed. Therefore, the electric operating mechanism has the advantages of simple structure, stable and reliable performance, convenient operation and convenient assembly.
Particularly, the manual operation shaft is provided with an opening and closing indicating disc in a linkage way, a closing micro switch is arranged on the mechanism frame corresponding to the opening and closing indicating disc, a protruding part matched with the closing micro switch is arranged on the opening and closing indicating disc, and when the manual operation shaft rotates to a closing position, the protruding part is abutted against a contact piece of the closing micro switch to realize the closing of the closing micro switch. Be provided with on the mechanism frame with divide-shut brake indicating dial matched with closing micro-gap switch, when manual operation axle rotates to the closing position, divide-shut brake indicating dial can trigger closing micro-gap switch, and closing micro-gap switch can monitor manual operation axle and rotate to the closing position, and closing micro-gap switch accessible circuit board sends the signal of closing in place to the backstage to be favorable to improving this electric operation mechanism's operational reliability.
Particularly, a sliding groove matched with a padlock piece is formed in the supporting plate, one end of the padlock piece is provided with a guide part matched with the sliding groove, and the guide part is arranged in the sliding groove in a sliding way and forms sliding connection fit between the guide part and the supporting plate. The hanging lock plate is assembled with the supporting plate in a sliding connection matching mode, so that the assembling efficiency of the hanging lock plate and the supporting plate is higher, and the reliable action of the hanging lock plate on the supporting plate can be ensured.
Particularly, the other end of the switching pulling piece is provided with a protruding block part corresponding to the limiting groove, the protruding block part acts along with the switching pulling piece and can trigger the electric micro switch, and the electric micro switch is switched on or off. The lug part triggers the electric micro-switch along with the action of the switching pulling piece, the lug part can reliably drive the electric micro-switch, and the switching of the electric operation function and the manual operation function of the electric operation mechanism can be realized through sliding the switching pulling piece, so that the working reliability of the locking assembly is improved.
Particularly, the switching plectrum on be provided with and stir the piece, the casing on correspond and stir piece department and be provided with and stir the hole, stir the piece and slide and set up in stirring the hole, and constitute the sliding connection cooperation of switching plectrum and casing, and stir the piece and have a plurality of anti-skidding sand grip that expose outside the casing. The stirring block of the switching stirring piece is arranged in the stirring hole of the shell in a penetrating way, so that a user can conveniently stir the switching stirring piece, and the operation is more convenient.
Drawings
Fig. 1 is a perspective view of an embodiment of the present utility model.
Fig. 2 is an exploded view of an embodiment of the present utility model.
Fig. 3 is an internal structural diagram of an embodiment of the present utility model.
Detailed Description
As shown in fig. 1 to 3, an embodiment of the present utility model is an electric operating mechanism, including a housing 10, a mechanism frame 11 disposed in the housing 10, a motor 12 disposed on the mechanism frame 11, a manual operation shaft 13 disposed on the mechanism frame 11 in a rotating manner, and a padlock assembly 20 disposed on the mechanism frame 11 corresponding to the manual operation shaft 13, wherein the padlock assembly 20 includes a support plate 21 disposed on the mechanism frame 11, a padlock piece 22 disposed on the support plate 21 in a sliding manner, a micro switch 23 disposed on the support plate 21 and used for controlling the on/off of the power supply of the motor 12, a tension spring 24 disposed between the padlock piece 22 and the support plate 21, a switch dial 25 disposed on the housing 10 and matched with the manual operation shaft 13, and an electric micro switch 26 matched with the switch dial 25, one end of the padlock piece 22 has a locking hole 222 inserted in a locking hole 101 of the housing 10, one end of the switch dial 25 has a shielding part 251 matched with the manual operation shaft 13, the shielding part 251 can shield the manual operation shaft 13 along with the switch dial 25, the switch dial piece 22 has a limit tab 23 matched with the other end of the micro switch 23, and a limit tab 252 matched with the limit tab 23 is disposed on the other end of the limit tab 252.
As shown in fig. 2 and 3, the manual operation shaft 13 is provided with a switch-off indication disc 14 in a linkage manner, the mechanism frame 11 is provided with a switch-on micro switch 15 corresponding to the switch-off indication disc 14, the switch-off indication disc 14 is provided with a protruding portion 141 matched with the switch-on micro switch 15, and when the manual operation shaft 13 rotates to a switch-on position, the protruding portion 141 is abutted against a contact piece 151 of the switch-on micro switch 15 to realize switch-on of the switch-on micro switch 15. Be provided with on the mechanism frame with divide-shut brake indicating dial matched with closing micro-gap switch, when manual operation axle rotates to the closing position, divide-shut brake indicating dial can trigger closing micro-gap switch, and closing micro-gap switch can monitor manual operation axle and rotate to the closing position, and closing micro-gap switch accessible circuit board sends the signal of closing in place to the backstage to be favorable to improving this electric operation mechanism's operational reliability. The support plate 21 is provided with a sliding groove 211 matched with the lock plate 22, one end of the lock plate 22 is provided with a guide part 225 matched with the sliding groove 211, and the guide part 225 is slidably arranged in the sliding groove 211 and forms a sliding connection fit between the guide part 225 and the support plate 21. The hanging lock plate is assembled with the supporting plate in a sliding connection matching mode, so that the assembling efficiency of the hanging lock plate and the supporting plate is higher, and the reliable action of the hanging lock plate on the supporting plate can be ensured. The other end of the switching pulling piece 25 is provided with a bump 253 corresponding to the limit groove 252, the bump 253 acts along with the switching pulling piece 25 and can trigger the electric micro switch 26, and the electric micro switch 26 is switched on or switched off. The lug part triggers the electric micro-switch along with the action of the switching pulling piece, the lug part can reliably drive the electric micro-switch, and the switching of the electric operation function and the manual operation function of the electric operation mechanism can be realized through sliding the switching pulling piece, so that the working reliability of the locking assembly is improved. The switching plectrum 25 on be provided with and stir the piece 254, the casing 10 on stir piece 254 department and be provided with and stir the hole 102, stir the piece 254 slide and set up in stirring the hole 102, and constitute the sliding connection cooperation of switching plectrum 25 and casing 10, and stir the piece 254 and have a plurality of anti-skidding sand grip 255 that expose outside the casing 10. The stirring block of the switching stirring piece is arranged in the stirring hole of the shell in a penetrating way, so that a user can conveniently stir the switching stirring piece, and the operation is more convenient.
The padlock component is simple in structural design, convenient to operate, and capable of reliably locking an electric operation function and a manual operation function of the electric operation mechanism, and the safety performance of the electric operation mechanism can be effectively improved. When the device is operated, the switching pulling piece is firstly pulled to the electric operation position, the shielding part of the switching pulling piece is shielded on the operation hole of the manual operation shaft, the padlock is pulled out of the locking hole, the padlock is hung on the padlock hole, the micro switch loses the limit of the protruding block, the micro switch is disconnected, the power supply of the motor is disconnected, the electric operation function is locked, the electric operation is not performed, the limiting protruding strip of the padlock piece is clamped in the limiting groove of the switching pulling piece, so that the switching pulling piece can be locked by the hanging piece, the switching pulling piece is shielded on the manual operation shaft, and the manual operation is not performed. Therefore, the electric operating mechanism has the advantages of simple structure, stable and reliable performance, convenient operation and convenient assembly.
Claims (5)
1. The utility model provides an electric operating mechanism, includes the casing, sets up the mechanism frame in the casing, sets up the motor on the mechanism frame, rotates the manual operation axle that sets up on the mechanism frame, corresponds manual operation axle department and sets up the padlock subassembly on the mechanism frame, its characterized in that: the padlock component comprises a supporting plate arranged on a framework, a hanging lock plate arranged on the supporting plate in a sliding manner, a micro switch arranged on the supporting plate and used for controlling the on-off of a motor power supply, a tension spring arranged between the hanging lock plate and the supporting plate, a switching lock plate arranged on a shell and matched with a manual operation shaft, and an electric micro switch matched with the switching lock plate, wherein one end of the padlock plate is provided with a locking part inserted into a locking hole of the shell, the locking part is provided with a padlock hole, one end of the switching lock plate is provided with a shielding part matched with the manual operation shaft, the shielding part can be shielded on the operation hole of the manual operation shaft along with the action of the switching lock plate, the other end of the switching lock plate is provided with a limiting groove matched with the padlock plate, the hanging lock plate is provided with a lug matched with the micro switch, and the lug moves along with the hanging lock plate and can trigger the micro switch to switch on or off the micro switch.
2. The electric operating mechanism of claim 1, wherein: the manual operation shaft is provided with an opening and closing indicating disc in a linkage way, a closing micro switch is arranged on the mechanism frame corresponding to the opening and closing indicating disc, a protruding portion matched with the closing micro switch is arranged on the opening and closing indicating disc, and when the manual operation shaft rotates to a closing position, the protruding portion is abutted to a contact piece of the closing micro switch, so that the closing of the closing micro switch is realized.
3. An electrically operated mechanism according to claim 1 or 2, characterized in that: the support plate is provided with a sliding groove matched with the padlock piece, one end of the padlock piece is provided with a guide part matched with the sliding groove, and the guide part is arranged in the sliding groove in a sliding way and forms sliding connection fit between the guide part and the support plate.
4. An electrically operated mechanism according to claim 1 or 2, characterized in that: the other end of the switching pulling piece is provided with a bump part corresponding to the limit groove, the bump part acts along with the switching pulling piece and can trigger the electric micro switch, and the electric micro switch is switched on or off.
5. An electrically operated mechanism according to claim 1 or 2, characterized in that: the switching plectrum on be provided with and stir the piece, the casing on correspond and stir piece department and be provided with and stir the hole, stir the piece slide and set up in stirring the hole, and constitute the sliding connection cooperation of switching plectrum and casing, and stir the piece and have a plurality of anti-skidding sand grip that expose outside the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322800269.5U CN221101985U (en) | 2023-10-18 | 2023-10-18 | Electric operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322800269.5U CN221101985U (en) | 2023-10-18 | 2023-10-18 | Electric operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221101985U true CN221101985U (en) | 2024-06-07 |
Family
ID=91310153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322800269.5U Active CN221101985U (en) | 2023-10-18 | 2023-10-18 | Electric operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221101985U (en) |
-
2023
- 2023-10-18 CN CN202322800269.5U patent/CN221101985U/en active Active
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