CN212516957U - Energy storage device of circuit breaker - Google Patents
Energy storage device of circuit breaker Download PDFInfo
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- CN212516957U CN212516957U CN202021404594.XU CN202021404594U CN212516957U CN 212516957 U CN212516957 U CN 212516957U CN 202021404594 U CN202021404594 U CN 202021404594U CN 212516957 U CN212516957 U CN 212516957U
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Abstract
The utility model provides a be applied to circuit breaker technical field's circuit breaker energy memory, circuit breaker energy memory's energy storage motor (1) be connected through big sprocket (4) on chain (2) and energy storage axle (3), set up round pin axle (5) on big sprocket (4), pawl (6) on round pin axle (5) and drive wheel (7) meshing on energy storage axle (3), gear wheel (8) on big sprocket (4) and pinion (10) meshing on manual transmission shaft (9), set up manual energy storage dish (11) on manual transmission shaft (9), circuit breaker energy memory, simple structure, can convenient and reliable realize the manual and electronic energy storage of circuit breaker mechanism, energy storage mechanism part is small in quantity, manual energy storage can not reverse slip, can not cause mechanical damage because of the jamming, manual energy storage is light laborsaving, makes the circuit breaker energy storage more reliable.
Description
Technical Field
The utility model belongs to the technical field of the circuit breaker, more specifically say, relate to a circuit breaker energy memory.
Background
The circuit breaker can be used for distributing electric energy and protecting a power supply line, a motor and the like, can automatically cut off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and generally does not need to change parts after fault current is cut off. The circuit breaker can not only cut off or close the no-load current and the load current in the high-voltage circuit, but also cut off the overload current and the short-circuit current through the action of the relay protection device when the system has a fault, and has quite perfect arc extinguishing structure and enough current breaking capacity. In the prior art, the mechanism energy storage device generally has the advantages of large quantity of transmission parts, high part processing requirement, high failure rate and poor reliability, is only suitable for the cabinet width of 800mm or more, and has less relation to the cabinet width below 800 mm.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the circuit breaker energy storage device is simple in structure, manual and electric energy storage of the circuit breaker mechanism can be conveniently and reliably achieved, the number of parts of the energy storage mechanism is small, manual energy storage cannot slip reversely, mechanical damage cannot be caused due to clamping stagnation, manual energy storage is easy and labor-saving, and the circuit breaker energy storage is more reliable.
To solve the technical problem, the utility model discloses the technical scheme who takes does:
the utility model relates to a circuit breaker energy memory, including the energy storage motor, the energy storage motor passes through the chain and is connected with the epaxial big sprocket of energy storage, sets up the round pin axle on the big sprocket, and epaxial pawl of round pin meshes with the epaxial drive wheel of energy storage, and big epaxial gear wheel of chain wheel and the epaxial little gear engagement of manual transmission set up manual energy storage dish on the manual transmission.
The energy storage shaft is provided with a crank arm, one end of an energy storage spring is connected with the crank arm, and the other end of the energy storage spring is connected with the breaker frame.
The big chain wheel is fixedly connected with the big gear through a plurality of screws.
The energy storage motor is fixedly arranged on the breaker frame, and the energy storage shaft and the manual transmission shaft are respectively and movably arranged on the breaker frame.
The big gear is connected with the energy storage shaft through a one-way deep groove ball bearing.
The manual energy storage disc is connected with the manual transmission shaft through a one-way bearing.
The energy storage motor is provided with a small chain wheel, and the chain is sleeved on the small chain wheel.
The driving wheel is assembled on the energy storage shaft through a flat key.
The pinion is arranged on the manual energy storage shaft through a flat key.
Adopt the technical scheme of the utility model, can obtain following beneficial effect:
breaker energy memory, when improving breaker energy memory's structure for energy memory realizes power transmission through the control to the energy storage motor on the one hand, the power of energy storage motor drives the energy storage axle and rotates, thereby use energy storage spring, realize electronic energy storage operation, on the other hand, through manual operation manual energy storage dish, drives the action of manual transmission shaft, thereby drive energy storage axle and rotate, thereby use energy storage spring, realize manual energy storage operation. Like this, device simple structure can convenient and reliable realize the manual and electronic energy storage of circuit breaker mechanism, and energy storage mechanism part is small in quantity, and manual energy storage can not backward skid, can not cause mechanical damage because of the jamming, and manual energy storage is light laborsaving, makes the circuit breaker energy storage more reliable.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic structural diagram of a circuit breaker energy storage device according to the present invention;
fig. 2 is a schematic structural view of a large gear of the energy storage device of the circuit breaker according to the present invention;
in the drawings, the reference numbers are respectively: 1. an energy storage motor; 2. a chain; 3. an energy storage shaft; 4. a large sprocket; 5. a pin shaft; 6. a pawl; 7. a driving wheel; 8. a bull gear; 9. a manual transmission shaft; 10. a pinion gear; 11. a manual energy storage disc; 12. a crank arm; 13. an energy storage spring; 14. a circuit breaker frame; 15. a one-way deep groove ball bearing; 16. a screw; 17. a small chain wheel.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes, structures, mutual positions and connection relations of the components, the functions and operation principles of the components, and the like:
as shown in the attached drawings 1 and 2, the utility model relates to a circuit breaker energy storage device, including energy storage motor 1, energy storage motor 1 passes through chain 2 and is connected with the epaxial big sprocket 4 of energy storage, sets up round pin axle 5 on the big sprocket 4, and the epaxial pawl 6 of round pin 5 meshes with the epaxial drive wheel 7 of energy storage, and the gear wheel 8 on the big sprocket 4 meshes with the pinion 10 on the manual transmission shaft 9, sets up manual energy storage dish 11 on the manual transmission shaft 9. Breaker energy memory, when improving breaker energy memory's structure for energy memory realizes power transmission through the energy storage motor on the one hand, drives the energy storage axle and rotates, thereby uses the energy storage spring, realizes electronic energy storage operation, on the other hand, through manual operation manual energy storage dish, drives manual transmission shaft action, thereby drives the energy storage axle and rotates, thereby uses the energy storage spring, realizes manual energy storage operation. Like this, device simple structure can convenient and reliable realize the manual and electronic energy storage of circuit breaker mechanism, and energy storage mechanism part is small in quantity, and manual energy storage can not backward skid, can not cause mechanical damage because of the jamming, and manual energy storage is light laborsaving, makes the circuit breaker energy storage more reliable.
The energy storage shaft 3 is provided with a crank arm 12, one end of an energy storage spring 13 is connected with the crank arm 12, and the other end of the energy storage spring 13 is connected with a breaker frame 14. According to the structure, the energy storage shaft can rotate under the action of external force applied by the energy storage motor or the manual energy storage disc, so that power is transmitted to the crank arm, and the crank arm acts on the energy storage spring again to drive the energy storage spring to store energy.
The big chain wheel 4 is fixedly connected with the big gear wheel 8 through a plurality of screws 16. By the structure, the large chain wheel and the large gear are connected into a whole, and the energy storage device keeps consistent action during working.
The energy storage motor 1 is fixedly arranged on the breaker frame 14, and the energy storage shaft 3 and the manual transmission shaft 9 are respectively and movably arranged on the breaker frame 14. Above-mentioned structure, energy storage motor passes through bolt and circuit breaker frame fixed connection, and ensures that the chain reliably connects energy storage motor and big sprocket. Therefore, power transmission can be conveniently and reliably realized, and electric energy storage of the energy storage device is realized.
The gearwheel 8 is connected with the energy storage shaft 3 through a one-way deep groove ball bearing 15. Above-mentioned structure, the one-way deep groove ball bearing of installation cup joints on the energy storage is epaxial in the big sprocket, and the setting of one-way deep groove ball bearing for the energy storage axle can only clockwise rotate all the time, prevents the reversal of energy storage axle.
The manual energy storage disc 11 is connected with the manual transmission shaft 9 through a one-way bearing. According to the structure, the one-way bearing is arranged in the manual energy storage disc, and energy can be manually stored only anticlockwise during manual energy storage.
The energy storage motor 1 is provided with a small chain wheel 17, and the chain 2 is sleeved on the small chain wheel 17.
The driving wheel 7 is assembled on the energy storage shaft 3 through a flat key. In the structure, the driving wheel is fixedly connected with the energy storage shaft, so that reliable force transmission is realized. The pinion 10 is mounted on the manual energy storage shaft 9 through a flat key. According to the structure, the pinion is fixedly connected with the manual energy storage shaft.
The utility model discloses a circuit breaker energy memory, including energy storage motor, the energy storage axle, the transmission shaft, install little sprocket on the energy storage motor, little sprocket passes through the chain and constitutes chain drive with big sprocket, install big sprocket on the energy storage axle, be equipped with the round pin axle on the big sprocket, connect the pawl on the round pin axle, under the effort of torsional spring, the claw end lock joint of pawl is on the drive wheel, the drive wheel assembles on the energy storage axle through the parallel key, big sprocket passes through the screw simultaneously and assembles together with the gear wheel, form a whole, still install the turning arm on the energy storage axle, be connected with the energy storage spring on the turning arm, drive the turning arm through the parallel key and rotate when the energy storage axle rotates, stretch the energy storage spring (spring) in the process that the turning arm rotates, realize the mechanism; one-way deep groove ball bearing in the big sprocket cup joints on the energy storage shaft, and one-way deep groove ball bearing makes the energy storage shaft can only clockwise rotate, and the gear wheel of fixed connection on the big sprocket is connected with the pinion engagement on the manual transmission axle, and the pinion cup joints on manual energy storage shaft through the parallel key, and the manual energy storage dish of end-to-end connection of manual energy storage shaft installs one-way bearing in the manual energy storage dish for can only anticlockwise manual energy storage during manual energy storage. When the energy storage device is used, the small chain wheel rotates clockwise by controlling the rotation of the energy storage motor, the large chain wheel is driven by the chain to rotate clockwise, the large gear assembled with the large chain wheel also rotates clockwise simultaneously, the electric energy storage is realized, and the overall control is reliable and simple. And during manual energy storage, the small gear is driven to rotate anticlockwise by shaking the manual energy storage disc, the large gear can simultaneously rotate clockwise, the pawl is arranged on the large chain wheel, the pawl is guaranteed to buckle the driving wheel all the time under the action of the torsional spring, and the driving wheel is connected with the energy storage shaft through the flat key, so that the energy storage shaft is driven to rotate clockwise. The crank arm is connected with the energy storage shaft through a flat key, so that the crank arm is driven to rotate clockwise, and the spring is pulled to realize mechanism energy storage. In the mechanism energy storage process, the one-way deep groove ball bearing ensures that the energy storage shaft can only rotate clockwise, and prevents the large chain wheel from reversing. When the energy is stored manually, the transmission ratio of the small gear and the large gear is large, and the manual energy storage is labor-saving.
Breaker energy memory, when improving breaker energy memory's structure for energy memory realizes power transmission through the control to the energy storage motor on the one hand, the power of energy storage motor drives the energy storage axle and rotates, thereby use energy storage spring, realize electronic energy storage operation, on the other hand, through manual operation manual energy storage dish, drives the action of manual transmission shaft, thereby drive energy storage axle and rotate, thereby use energy storage spring, realize manual energy storage operation. Like this, device simple structure can convenient and reliable realize the manual and electronic energy storage of circuit breaker mechanism, and energy storage mechanism part is small in quantity, and manual energy storage can not backward skid, can not cause mechanical damage because of the jamming, and manual energy storage is light laborsaving, makes the circuit breaker energy storage more reliable.
The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the present invention can be implemented in various ways without modification, and the present invention is not limited by the above embodiments.
Claims (9)
1. A circuit breaker energy storage device characterized in that: the energy storage device comprises an energy storage motor (1), wherein the energy storage motor (1) is connected with a large chain wheel (4) on an energy storage shaft (3) through a chain (2), a pin shaft (5) is arranged on the large chain wheel (4), a pawl (6) on the pin shaft (5) is meshed with a driving wheel (7) on the energy storage shaft (3), a large gear (8) on the large chain wheel (4) is meshed with a small gear (10) on a manual transmission shaft (9), and a manual energy storage disc (11) is arranged on the manual transmission shaft (9).
2. The circuit breaker energy storage device of claim 1, wherein: energy storage axle (3) on set up crank arm (12), energy storage spring (13) one end is connected with crank arm (12), energy storage spring (13) other end is connected with circuit breaker frame (14).
3. A circuit breaker energy storage device as claimed in claim 1 or 2, wherein: the large chain wheel (4) is fixedly connected with the large gear (8) through a plurality of screws (16).
4. A circuit breaker energy storage device as claimed in claim 1 or 2, wherein: the energy storage motor (1) is fixedly arranged on the breaker frame (14), and the energy storage shaft (3) and the manual transmission shaft (9) are respectively and movably arranged on the breaker frame (14).
5. A circuit breaker energy storage device as claimed in claim 1 or 2, wherein: the large gear (8) is connected with the energy storage shaft (3) through a one-way deep groove ball bearing (15).
6. The circuit breaker energy storage device of claim 5, wherein: the manual energy storage disc (11) is connected with the manual transmission shaft (9) through a one-way bearing.
7. A circuit breaker energy storage device as claimed in claim 1 or 2, wherein: the energy storage motor (1) is provided with a small chain wheel (17), and the chain (2) is sleeved on the small chain wheel (17).
8. A circuit breaker energy storage device as claimed in claim 1 or 2, wherein: the transmission wheel (7) is assembled on the energy storage shaft (3) through a flat key.
9. A circuit breaker energy storage device as claimed in claim 1 or 2, wherein: the pinion (10) is arranged on the manual energy storage shaft (9) through a flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021404594.XU CN212516957U (en) | 2020-07-16 | 2020-07-16 | Energy storage device of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021404594.XU CN212516957U (en) | 2020-07-16 | 2020-07-16 | Energy storage device of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212516957U true CN212516957U (en) | 2021-02-09 |
Family
ID=74437338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021404594.XU Active CN212516957U (en) | 2020-07-16 | 2020-07-16 | Energy storage device of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212516957U (en) |
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2020
- 2020-07-16 CN CN202021404594.XU patent/CN212516957U/en active Active
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