CN212625424U - Automatic reclosing molded case circuit breaker - Google Patents
Automatic reclosing molded case circuit breaker Download PDFInfo
- Publication number
- CN212625424U CN212625424U CN202021974217.XU CN202021974217U CN212625424U CN 212625424 U CN212625424 U CN 212625424U CN 202021974217 U CN202021974217 U CN 202021974217U CN 212625424 U CN212625424 U CN 212625424U
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- circuit breaker
- casing
- lug
- operating handle
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Abstract
The utility model relates to an automatic reclosing plastic shell circuit breaker, including circuit breaker main part, the electric operating mechanism of setting in the circuit breaker main part, electric operating mechanism include the casing, set up framework, electric drive subassembly, intelligent control circuit board in the casing, set up on the framework and with the binding post of intelligent control circuit board electricity connection, the upper cover of circuit breaker main part be provided with casing assorted lug, the casing block on the lug, and the motor department that corresponds electric drive subassembly on the lug is provided with the groove of stepping down, the lower part of motor extend at the inslot of stepping down, the framework on be that the rectangle array is provided with a plurality of fasteners, and a plurality of fasteners are connected respectively on the lug of upper cover. The utility model has the advantages of simple structure, stable and reliable performance, safe and reliable, small, the assembly is convenient.
Description
Technical Field
The utility model relates to a circuit breaker technical field, concretely relates to automatic reclosing plastic case circuit breaker.
Background
The breaker is a distribution electrical appliance used in the power grid, and can connect, bear and break the current under normal circuit conditions, and also can connect, bear and break the current for a certain time under the specified abnormal conditions (such as overload, short circuit, undervoltage and single-phase earth fault). The electric operating mechanism is a special accessory for the plastic shell type circuit breaker, and can electrically close, open and detain the circuit breaker again in a long distance after being matched with the circuit breaker so as to realize the centralized and automatic control of the power transmission and distribution network. With the development of electric power utilities, the operation mechanism of the molded case circuit breaker has gradually become the mainstream of the current development, and the design is developed towards miniaturization and intellectualization. The existing automatic reclosing molded case circuit breaker comprises a molded case circuit breaker and an electric operating mechanism arranged on the molded case circuit breaker, however, the structural design of the existing automatic reclosing molded case circuit breaker is unreasonable, and the automatic reclosing molded case circuit breaker has the defects of complex structure, large volume and unreliable performance.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a simple structure, stable performance is reliable, safe and reliable, small, assemble convenient auto-reclosing moulded case circuit breaker.
For realizing the above-mentioned purpose, the utility model discloses an automatic reclosing plastic shell circuit breaker, including circuit breaker main part, the electric operating mechanism of setting in the circuit breaker main part, electric operating mechanism include the casing, set up framework, electric drive subassembly, intelligent control circuit board in the casing, set up on the framework and with the binding post of intelligent control circuit board electricity connection, the upper cover of circuit breaker main part be provided with casing assorted lug, the casing block on the lug, and the motor department that corresponds electric drive subassembly on the lug is provided with the groove of stepping down, the lower part of motor extend at the inslot of stepping down, the framework on be that rectangular array is provided with a plurality of fasteners, and a plurality of fasteners are connected respectively on the lug of upper cover.
The beneficial effect of above-mentioned structure is: the upper cover of circuit breaker main part is provided with the lug with electric operating mechanism's casing looks block, thereby be convenient for circuit breaker main part and electric operating mechanism's assembly, be favorable to improving assembly efficiency, and be provided with the groove of stepping down on the lug, motor extensible is at the inslot of stepping down, thereby can reduce this electric operating mechanism's overall height, be favorable to realizing this automatic reclosing lock circuit breaker's miniaturization, thereby this automatic reclosing lock circuit breaker has simple structure, stable performance is reliable, safety and reliability, small, the convenient advantage of assembly moulded case.
Particularly, the shell is provided with a slot, an operating handle is arranged in the slot, a clamping hook is arranged on the shell corresponding to the operating handle, the clamping hook is clamped on one end of the operating handle, and the shell is in clamping fit with the operating handle. The operating handle is clamped in the slot of the shell, so that the operating handle can be prevented from falling off and losing.
Particularly, the operating handle is L-shaped, and one end of the operating handle is wrapped with a sheath. The operating handle is wrapped with the sheath, so that the operating handle is beneficial to improving the operating hand feeling of the operating handle, and the use by a user is convenient.
Particularly, the casing on be provided with the apron of shroud on binding post, be provided with a plurality of interval arrangement's through wires hole on one side of apron, and the one end of apron is provided with the lockhole, the casing on be provided with the locking plate with lockhole matched with, the lockhole block on the locking plate, and be provided with the locking hole on the locking plate. The cover plate can prevent the wiring terminal from being exposed, the locking hole is formed in the locking plate, and a user can penetrate a lead seal or a padlock in the locking hole, so that the cover can be prevented from being opened by others at will to realize private wiring and wire removal.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a perspective view of the electric operating mechanism according to the embodiment of the present invention.
Fig. 3 is a perspective view of a circuit breaker main body according to an embodiment of the present invention.
Fig. 4 is a perspective view of the operation handle according to the embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 4, an embodiment of the present invention is an automatic reclosing molded case circuit breaker, including a circuit breaker main body 10, an electric operating mechanism 20 disposed on the circuit breaker main body 10, the electric operating mechanism 20 comprises a shell 21, a machine frame 22 arranged in the shell 21, an electric driving assembly 23, an intelligent control circuit board, and a connecting terminal arranged on the machine frame 21 and electrically connected with the intelligent control circuit board, the upper cover 11 of the breaker main body 10 is provided with a projection 111 matched with the shell 21, the shell 21 is clamped on the projection 111, and the bump 111 is provided with a relief groove 112 corresponding to the motor 231 of the electric driving assembly 23, the lower part of the motor 231 extends into the receding slot 112, the mechanism frame 22 is provided with a plurality of fasteners 221 in a rectangular array, and the fasteners 221 are respectively connected to the bumps 111 of the upper cover 11.
The shell 21 is provided with a slot 211, the slot 211 is internally provided with an operating handle 25, the shell 21 is provided with a hook 212 corresponding to the operating handle 25, and the hook 212 is clamped on one end of the operating handle 25 and forms clamping fit of the shell 21 and the operating handle 25. The operating handle is clamped in the slot of the shell, so that the operating handle can be prevented from falling off and losing. The operating handle 25 is L-shaped, and one end of the operating handle 25 is wrapped with a sheath 251. The operating handle is wrapped with the sheath, so that the operating handle is beneficial to improving the operating hand feeling of the operating handle, and the use by a user is convenient.
As shown in fig. 1, the housing 21 is provided with a cover plate 26 covering the connection terminal, one side of the cover plate 26 is provided with a plurality of threading holes 261 arranged at intervals, one end of the cover plate 26 is provided with a locking hole 262, the housing 21 is provided with a locking plate 213 engaged with the locking hole 262, the locking hole 262 is engaged with the locking plate 213, and the locking plate 213 is provided with a locking hole 214. The cover plate can prevent the wiring terminal from being exposed, the locking hole is formed in the locking plate, and a user can penetrate a lead seal or a padlock in the locking hole, so that the cover can be prevented from being opened by others at will to realize private wiring and wire removal.
The upper cover of circuit breaker main part is provided with the lug with electric operating mechanism's casing looks block, thereby be convenient for circuit breaker main part and electric operating mechanism's assembly, be favorable to improving assembly efficiency, and be provided with the groove of stepping down on the lug, motor extensible is at the inslot of stepping down, thereby can reduce this electric operating mechanism's overall height, be favorable to realizing this automatic reclosing lock circuit breaker's miniaturization, thereby this automatic reclosing lock circuit breaker has simple structure, stable performance is reliable, safety and reliability, small, the convenient advantage of assembly moulded case.
Claims (4)
1. The utility model provides an automatic reclosing moulded case circuit breaker, includes circuit breaker main part, sets up the electric operating mechanism in the circuit breaker main part, electric operating mechanism include the casing, set up at casing internal frame, electric drive subassembly, intelligent control circuit board, set up on the frame and with the binding post of intelligent control circuit board electricity connection, its characterized in that: the upper cover of circuit breaker main part on be provided with casing assorted lug, the casing block on the lug, and the motor department that corresponds electric drive assembly on the lug is provided with the groove of stepping down, the lower part of motor extend at the inslot of stepping down, the framework on be the rectangle array and be provided with a plurality of fasteners, and a plurality of fasteners are connected respectively on the lug of upper cover.
2. The auto-reclosing molded case circuit breaker of claim 1, wherein: the shell is provided with a slot, an operating handle is arranged in the slot, a clamping hook is arranged on the shell corresponding to the operating handle, and the clamping hook is clamped on one end of the operating handle and forms clamping fit of the shell and the operating handle.
3. The auto-reclosing molded case circuit breaker of claim 2, wherein: the operating handle is L-shaped, and one end of the operating handle is wrapped with a sheath.
4. The auto-reclosing molded case circuit breaker according to claim 1 or 2, characterized in that: the casing on be provided with the apron of shroud on binding post, be provided with a plurality of interval arrangement's through wires hole on one side of apron, and the one end of apron is provided with the lockhole, the casing on be provided with lockhole matched with locking plate, the lockhole block on the locking plate, and be provided with the locking hole on the locking plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974217.XU CN212625424U (en) | 2020-09-10 | 2020-09-10 | Automatic reclosing molded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974217.XU CN212625424U (en) | 2020-09-10 | 2020-09-10 | Automatic reclosing molded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212625424U true CN212625424U (en) | 2021-02-26 |
Family
ID=74704724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021974217.XU Active CN212625424U (en) | 2020-09-10 | 2020-09-10 | Automatic reclosing molded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212625424U (en) |
-
2020
- 2020-09-10 CN CN202021974217.XU patent/CN212625424U/en active Active
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