CN217468282U - Modularized permanent magnetic circuit breaker with manual switching-on function - Google Patents
Modularized permanent magnetic circuit breaker with manual switching-on function Download PDFInfo
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- CN217468282U CN217468282U CN202221417583.4U CN202221417583U CN217468282U CN 217468282 U CN217468282 U CN 217468282U CN 202221417583 U CN202221417583 U CN 202221417583U CN 217468282 U CN217468282 U CN 217468282U
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- extension spring
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Abstract
The utility model provides a modularization permanent magnetism formula circuit breaker with manual combined floodgate function, install the module support in the circuit breaker originally internally, the energy storage axle is rotated and is installed on the module support, the extension spring upper end in the module support outside articulates in module support upper end, the extension spring lower extreme passes through the linking arm off-centre of energy storage axle tip and articulates in energy storage axle tip, the operating axis is located the below of energy storage axle and the unidirectional rotation mode is installed on the module support, the operating axis is connected through installing the epaxial drive assembly adaptation of energy storage with the energy storage axle, after rotating operating axis drive energy storage axle and making energy storage spring stretch to the energy release position, drive the energy storage axle by extension spring and continue to rotate to make the main drive shaft rotate the combined floodgate operation of realization circuit breaker after the epaxial action piece of energy storage stirs the crank action of main drive shaft. The utility model provides a cause the unable normal combined floodgate of circuit breaker problem after the control circuit outage of controller, guarantee the normal work of permanent magnetism type circuit breaker, improve the reliability of circuit breaker work.
Description
Technical Field
The utility model belongs to the technical field of high voltage circuit breaker, concretely relates to modularization permanent magnetism type circuit breaker with manual combined floodgate function.
Background
With the continuous improvement of the technical level of the vacuum circuit breaker, the vacuum circuit breaker is used as a switch device for controlling and distributing power, is more and more widely applied to a power system, and the use department also puts higher requirements on the vacuum circuit breaker. The permanent magnet circuit breaker realizes the switching on and off functions of the circuit breaker by charging a capacitor and then controlling the discharge condition of the capacitor through a controller to drive a permanent magnet mechanism; when the control circuit of the controller is powered off, the controller cannot work normally, which will cause the circuit breaker to be closed normally.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a modularization permanent magnetism type circuit breaker with manual combined floodgate function, through the manual combined floodgate function module that removable installation is used for controlling the switching-on operation that realizes the circuit breaker after the drive main shaft rotates in circuit breaker body, the problem that causes the unable normal combined floodgate of circuit breaker after the control circuit outage of controller has been solved, guarantee permanent magnetism type circuit breaker normal work, improve the reliability of circuit breaker work, simple structure is compact, easy dismounting, easy operation, fail safe nature is good.
The utility model adopts the technical proposal that: the modularized permanent magnetic circuit breaker with the manual closing function comprises a circuit breaker body and a manual closing function module detachably arranged on the right side in the circuit breaker body, wherein the manual closing function module comprises a module support, an extension spring, an energy storage shaft and an operating shaft, the module support is detachably arranged in the circuit breaker body, the energy storage shaft is rotatably arranged on the module support, the upper end of the extension spring positioned on the outer side of the module support is hinged to the upper end of the module support, the lower end of the extension spring is eccentrically hinged to the end part of the energy storage shaft through a connecting arm fixed on the end part of the energy storage shaft, the operating shaft is positioned below the energy storage shaft and is arranged on the module support in a unidirectional rotation mode, the operating shaft and the energy storage shaft are in adaptive connection through a transmission assembly arranged on the energy storage shaft, and after the operating shaft is rotated to drive the energy storage shaft to stretch the energy storage spring to an energy release position, the extension spring drives the energy storage shaft to continue rotating until the action piece on the energy storage shaft stirs the crank arm on the driving main shaft to act, and meanwhile, the driving main shaft rotates, and then the switching-on operation of the circuit breaker is realized.
The transmission assembly comprises a gear and a spline wheel, the gear is rotatably mounted on the energy storage shaft through a bearing, the spline wheel is fixed on the energy storage shaft, spline teeth on the outer wall of a spline block fixed on the end face of the gear are meshed with spline teeth on the outer wheel face of the spline wheel, and the gear is meshed with the spline teeth on the outer circumferential face of the corresponding position of the operating shaft.
Furthermore, the action part adopts a cam which is fixed on the energy storage shaft and corresponds to the crank arm on the driving main shaft in position.
Furthermore, the operating shaft is arranged on the module bracket in a unidirectional rotation mode through a unidirectional bearing.
Furthermore, the upper end and the lower end of the extension spring are both fixed with a connecting plate which is vertically arranged and is provided with a through hole on the plate surface, the upper end of the module bracket is fixed with a shaft pin which penetrates through the through hole on the connecting plate at the upper end of the extension spring and is hinged with the upper end of the extension spring, the outer end part of the connecting arm is fixed with a connecting pin which penetrates through the through hole on the connecting plate at the lower end of the extension spring and is hinged with the lower end of the extension spring, and the connecting pin and the annular grooves at the end part of the shaft pin are both provided with retaining rings for a shaft.
Further, the energy release position of the extension spring is a position after the extension spring is extended to the longest state and the energy storage shaft is rotated to pass through the axial center line of the energy storage shaft.
The utility model has the advantages compared with the prior art:
1. according to the technical scheme, the manual switching-on function module for controlling the driving main shaft to rotate and then realizing the switching-on operation of the circuit breaker is detachably mounted in the circuit breaker body, so that the problem that the circuit breaker cannot be normally switched on after a control loop of a controller is powered off is solved, the normal work of the permanent magnet circuit breaker is ensured, and the working reliability of the circuit breaker is improved;
2. according to the technical scheme, the operating shaft is arranged on the module bracket in a unidirectional rotation mode through the unidirectional bearing, the operating shaft can be prevented from rotating reversely in the operation process, the driving effectiveness of the energy storage shaft is ensured, and the cam smoothly stirs a crank arm on the driving main shaft to act and enables the driving main shaft to rotate to complete the switching-on operation of the circuit breaker;
3. the technical scheme has the advantages of simple and compact structure, novel design, convenience in disassembly and assembly, simplicity in operation, good safety and reliability and higher use value.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is the structure schematic diagram of the manual switching-on functional module of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1-2 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that, in this document, 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. Without further limitation. The use of the phrase "comprising one of the elements" does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
A modularized permanent magnet circuit breaker with a manual closing function is shown in figure 1-2 and comprises a circuit breaker body 1 and a manual closing function module detachably arranged on the right side in the circuit breaker body 1, wherein the manual closing function module comprises a module support 2, an extension spring 3, an energy storage shaft 4 and an operation shaft 5, the module support 2 is detachably arranged in the circuit breaker body 1, the energy storage shaft 4 is rotatably arranged on the module support 2, the upper end of the extension spring 3 positioned on the outer side of the module support 2 is hinged to the upper end of the module support 2, the lower end of the extension spring 3 is eccentrically hinged to the end part of the energy storage shaft 4 through a connecting arm 12 fixed on the end part of the energy storage shaft 4, the operation shaft 5 is positioned below the energy storage shaft 4 and is arranged on the module support 2 in a unidirectional rotating mode, and the operation shaft 5 and the energy storage shaft 4 are in adaptive connection through a transmission assembly arranged on the energy storage shaft 4, after the operating shaft 5 is rotated to drive the energy storage shaft 4 to stretch the energy storage spring 3 to an energy release position, the energy storage shaft 4 is driven by the extension spring 3 to continue to rotate until an action piece on the energy storage shaft 4 stirs a crank arm on the driving main shaft 6 to act and simultaneously the driving main shaft 6 rotates, so that the closing operation of the circuit breaker is realized; in the structure, the manual switching-on function module for controlling the driving main shaft 6 to rotate and then realizing the switching-on operation of the circuit breaker is detachably mounted in the circuit breaker body 1, so that the problem that the circuit breaker cannot be normally switched on after a control circuit of a controller is powered off is solved, the normal work of the permanent magnet circuit breaker is ensured, and the working reliability of the circuit breaker is improved;
the specific structure of the transmission assembly is as follows: the transmission assembly comprises a gear 7 and a spline wheel 8, the gear 7 is rotatably installed on the energy storage shaft 4 through a bearing, the spline wheel 8 is fixed on the energy storage shaft 4, spline teeth on the outer wall of a spline block 9 fixed on the end face of the gear 7 are meshed with spline teeth on the outer wheel face of the spline wheel 8, and the gear 7 is meshed with the spline teeth on the outer circumferential face of the corresponding position of the operating shaft 5.
Wherein, the action part adopts a cam 10 which is fixed on the energy storage shaft 4 and corresponds to the crank arm position on the driving main shaft 6.
The unidirectional rotation mounting structure of the operating shaft 5 on the module bracket 2 is as follows: the operating shaft 5 is arranged on the module bracket 2 in a unidirectional rotation mode through a unidirectional bearing 11; in the structure, the operation shaft 5 is arranged on the module bracket 2 in a unidirectional rotation mode through the unidirectional bearing 11, so that the operation shaft 5 can be prevented from rotating reversely in the operation process, the driving effectiveness of the energy storage shaft 3 is ensured, and the cam 10 can smoothly stir a crank arm on the driving main shaft 6 to act and simultaneously drive the driving main shaft 6 to rotate to complete the switching-on operation of the circuit breaker;
the specific mounting structure of the tension spring 3 on the module holder 2 is as follows: connecting plates 13 which are vertically arranged and provided with through holes on the plate surface are fixed at the upper end and the lower end of the extension spring 3, a shaft pin 14 which penetrates through the through hole on the connecting plate 13 at the upper end of the extension spring 3 and is hinged with the upper end of the extension spring 3 is fixed at the upper end of the module support 2, a connecting pin 15 which penetrates through the through hole on the connecting plate 13 at the lower end of the extension spring 3 and is hinged with the lower end of the extension spring 3 is fixed at the outer end of the connecting arm 12, and shaft check rings are installed in annular grooves at the end parts of the connecting pin 15 and the shaft pin 14.
The energy release position of the extension spring 3 is a position where the extension spring 3 is extended to the longest state and the energy storage shaft 4 is rotated to pass through the axial center line of the energy storage shaft.
The working principle is as follows: when the circuit breaker executes manual closing operation, the operating shaft 5 is operated anticlockwise, the gear 7 is further driven to rotate clockwise (note: the one-way bearing 11 can ensure that the operating shaft 5 is operated discontinuously but not reversely), the gear 7 drives the spline wheel 8 to rotate synchronously through the spline block 9, the spline wheel 8 and the energy storage shaft 4 further rotate, the tension spring 3 is further pulled to be in a slowly stretching state through the energy storage shaft 4, when the tension spring 3 stretches to a longest state and passes through the axial central line of the energy storage shaft 4, elastic potential energy of the tension spring 3 is converted into kinetic energy under the influence of self performance, the energy storage shaft 4 further rotates clockwise rapidly, the cam 10 rotates rapidly, the circuit breaker drives the main shaft 6 to rotate, and the circuit breaker is closed.
The technical scheme has the advantages of simple and compact structure, novel design, convenience in disassembly and assembly, simplicity in operation, good safety and reliability and higher use value.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. Modularization permanent magnetism formula circuit breaker with manual combined floodgate function, its characterized in that: the manual switching-on function module comprises a circuit breaker body (1) and a manual switching-on function module which is detachably arranged on the right side inside the circuit breaker body (1), wherein the manual switching-on function module comprises a module support (2), an extension spring (3), an energy storage shaft (4) and an operating shaft (5), the module support (2) is detachably arranged in the circuit breaker body (1), the energy storage shaft (4) is rotatably arranged on the module support (2), the upper end of the extension spring (3) positioned outside the module support (2) is hinged to the upper end of the module support (2), the lower end of the extension spring (3) is eccentrically hinged to the end part of the energy storage shaft (4) through a connecting arm (12) fixed at the end part of the energy storage shaft (4), the operating shaft (5) is positioned below the energy storage shaft (4) and is arranged on the module support (2) in a unidirectional rotation mode, and the operating shaft (5) is connected with the energy storage shaft (4) in an adaptive manner through a transmission assembly arranged on the energy storage shaft (4), after the operating shaft (5) is rotated to drive the energy storage shaft (4) to enable the extension spring (3) to extend to an energy release position, the extension spring (3) drives the energy storage shaft (4) to continue to rotate to an action piece on the energy storage shaft (4) to stir a crank arm on the driving main shaft (6) to move, and meanwhile the driving main shaft (6) rotates, and then the switching-on operation of the circuit breaker is achieved.
2. The modular permanent magnet circuit breaker with manual closing function according to claim 1, wherein: the transmission assembly comprises a gear (7) and a spline wheel (8), the gear (7) is rotatably mounted on the energy storage shaft (4) through a bearing, the spline wheel (8) is fixed on the energy storage shaft (4), spline teeth on the outer wall of a spline block (9) fixed on the end face of the gear (7) are meshed with spline teeth on the outer wheel face of the spline wheel (8), and the gear (7) is meshed with the spline teeth on the outer circumferential face of the corresponding position of the operating shaft (5).
3. The modular permanent magnet circuit breaker with manual closing function according to claim 1, wherein: the action part adopts a cam (10) which is fixed on the energy storage shaft (4) and corresponds to the crank arm position on the driving main shaft (6).
4. The modular permanent magnet circuit breaker with manual closing function according to claim 1, wherein: the operating shaft (5) is arranged on the module bracket (2) in a unidirectional rotation mode through a unidirectional bearing (11).
5. The modular permanent magnet circuit breaker with a manual closing function according to any one of claims 1 to 4, wherein: connecting plates (13) which are vertically arranged and provided with through holes are fixed at the upper end and the lower end of the extension spring (3), a shaft pin (14) which penetrates through the through hole in the connecting plate (13) at the upper end of the extension spring (3) and is hinged with the upper end of the extension spring (3) is fixed at the upper end of the module support (2), a connecting pin (15) which penetrates through the through hole in the connecting plate (13) at the lower end of the extension spring (3) and is hinged with the lower end of the extension spring (3) is fixed at the outer end of the connecting arm (12), and shaft check rings are arranged in annular grooves at the end parts of the connecting pin (15) and the shaft pin (14).
6. The modular permanent magnet circuit breaker with manual closing function according to claim 5, wherein: the energy release position of the extension spring (3) is the position after the extension spring (3) is extended to the longest state and the energy storage shaft (4) rotates to pass through the axial center line of the extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221417583.4U CN217468282U (en) | 2022-06-08 | 2022-06-08 | Modularized permanent magnetic circuit breaker with manual switching-on function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221417583.4U CN217468282U (en) | 2022-06-08 | 2022-06-08 | Modularized permanent magnetic circuit breaker with manual switching-on function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217468282U true CN217468282U (en) | 2022-09-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221417583.4U Active CN217468282U (en) | 2022-06-08 | 2022-06-08 | Modularized permanent magnetic circuit breaker with manual switching-on function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217468282U (en) |
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2022
- 2022-06-08 CN CN202221417583.4U patent/CN217468282U/en active Active
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