CN201345303Y - Energy storing structure of breaker spring operating mechanism - Google Patents
Energy storing structure of breaker spring operating mechanism Download PDFInfo
- Publication number
- CN201345303Y CN201345303Y CNU2008202295905U CN200820229590U CN201345303Y CN 201345303 Y CN201345303 Y CN 201345303Y CN U2008202295905 U CNU2008202295905 U CN U2008202295905U CN 200820229590 U CN200820229590 U CN 200820229590U CN 201345303 Y CN201345303 Y CN 201345303Y
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- China
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- disengaging type
- energy storage
- disc cam
- axle
- operating mechanism
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Abstract
The utility model relates to an energy storing structure of a breaker spring operating mechanism, which comprises an energy storing shaft, a switching shaft and a spring. A clutch-type disc cam is movably embedded on the energy storing shaft along the axial direction; the energy storing shaft is sleeved with a clutch-type transmission pinion; the connection surface of the clutch-type disc cam and the clutch-type transmission pinion is provided with a meshing bulge correspondingly; the outer edge of the clutch-type disc cam is a bevel edge; the clutch-type transmission pinion meshes with an energy storing big gear wheel which is connected with the switching shaft; one end of the spring is arranged on the switching shaft; and the energy storing big gear wheel is provided with a top wheel and a master wheel. The utility model has the advantages of simple structure, small bulk and reliable operation.
Description
Technical field
The utility model relates to circuit breaker, is the main element in the power switchgear, relates in particular to the energy storing structure of the spring operating mechanism of circuit breaker.
Technical background
Combined floodgate of circuit breaker (connection circuit) or separating brake (open circuit) are to rely on its operating mechanism to realize.Spring operating mechanism is a kind of pattern of breaker operation mechanism, also is topmost, most widely used a kind of operating mechanism.The spring operating mechanism of circuit breaker passes to spring with mechanical energy (manpower is manual), electric energy (motor drags) and stores, and spring is the provider of breaker closing merit.The transmission of spring energy, storage and release are three groundwork modes of operating mechanism.Therefore energy-storage units (parts) is important in the spring operating mechanism, indispensable.Ratchet, sprocket wheel and gear have been used in the energy storage of existing numerous spring mechanisms, complex structure, take bigger installing space and in the insecure shortcoming of contact of energy delivery, storage and release link.
Summary of the invention
The utility model provides a kind of dependable performance, can realize the transmission of circuit breaker institute energy requirement, the energy storing structure of the spring operating mechanism of the circuit breaker of storage, release and the circulation of transmitting again.
The utility model is by the following technical solutions: the energy storing structure of spring operating mechanism comprises the energy storage axle, axle closes a floodgate, spring, wherein the axial activity of the disc cam of disengaging type is entrenched on the energy storage axle, be arranged with the transmission pinion of disengaging type on the energy storage axle, the joint face correspondence of the transmission pinion of the disc cam of disengaging type and disengaging type is provided with Eat and closes projection, the cam outward flange of the disc cam of disengaging type is a hypotenuse, the transmission pinion of disengaging type and the engagement of energy storage gear wheel, the energy storage gear wheel is connected with the axle that closes a floodgate, spring one end is located on the axle that closes a floodgate, and the energy storage gear wheel is provided with top wheel and sincere the wheel.
When above-mentioned energy storage axle rotates, the disc cam that drives disengaging type rotates, the disc cam of disengaging type drives the transmission pinion of disengaging type, the transmission pinion of disengaging type drives the energy storage gear wheel and rotates, the cam face that slips into the disc cam of disengaging type along the outer peripheral hypotenuse of cam of the disc cam of disengaging type is taken turns on top on the energy storage gear wheel, and the disc cam of jack-up disengaging type moves vertically.
The disc cam of above-mentioned disengaging type is provided with the elastic recoil structure.
Above-mentioned energy storage axle is provided with that fixing pin cooperates on the disc cam of holddown groove and disengaging type, forms axial movable fixed structure.
Above-mentioned energy storage gear wheel is connected by rotation axis with the axle that closes a floodgate.
The transmission pinion of above-mentioned disengaging type is provided with position limiting structure.
The utility model adopts above structure, when the operating mechanism energy storage, rotate (the manual or motor powered of manpower) energy storage axle, the disc cam that is embedded in the disengaging type on the energy storage axle rotates thereupon, close the transmission pinion that projection drives disengaging type by Eat, the transmission pinion of disengaging type drives the engagement of energy storage gear wheel, the axle rotation of closing a floodgate has been drawn in the rotation of energy storage gear wheel, close a floodgate the circumgyration stretch spring of axle and energy storage, thus mechanical energy (manually) or electric energy (motor) are passed to the potential energy that spring becomes spring.When the energy storage gear wheel turns over certain angle, when extension spring satisfies the energy storage requirement, top wheel on the energy storage gear wheel goes to the disc cam of disengaging type and contacts, the disc cam that promotes disengaging type moves vertically, the disc cam of disengaging type separates with the transmission pinion of disengaging type, the transmission pinion of disengaging type separates with the energy storage axle, has finished a circulation of energy delivery, energy storage, separation in the spring operating mechanism.Sincere wheel the on the energy storage gear wheel is used to keep spring energy-storage, transmits released state, and it links to each other with sincere son in the switching-on mechanism.When breaker closing, sincere son separates with sincere the wheel, the spring of energy storage releases energy to the axle that closes a floodgate, the parts action that links with it, finish the combined floodgate of switch, after spring discharged, the energy storage gear wheel was together with the top wheel and sincerely take turns reduction, the transmission pinion Eat that the disc cam of disengaging type is axially retracted with disengaging type closes, and prepares the spring energy-storage process of a beginning new round.So circulate repeatedly, by transmission, storage, release and the again circulation of transmission of side to realize circuit breaker institute energy requirement of automatic clutch.
Description of drawings
Now in conjunction with the accompanying drawings the utility model is further elaborated:
Fig. 1 is the energy storing structure schematic diagram of energy storage state not of the utility model spring operating mechanism;
Fig. 2 is the schematic diagram of the energy storing structure energy storage state of the utility model spring operating mechanism.
Embodiment
See also shown in Fig. 1 or 2, the utility model comprises energy storage axle 1, axle 2, spring 3 close a floodgate, wherein the disc cam 4 axial activities of disengaging type are entrenched on the energy storage axle 1, energy storage axle 1 is provided with that fixing pin 41 cooperates on the disc cam 4 of holddown groove 11 and disengaging type, form axial movable fixed structure, the disc cam 4 of disengaging type is provided with elastic recoil structure 9.Be arranged with the transmission pinion 5 of disengaging type on the energy storage axle 1, the joint face correspondence of the disc cam 4 of disengaging type and the transmission pinion 5 of disengaging type is provided with Eat and closes projection 42,51, the cam outward flange of the disc cam 4 of disengaging type is a hypotenuse 43, the transmission pinion 5 of disengaging type can be provided with position limiting structure 6, the transmission pinion 5 of disengaging type and 7 engagements of energy storage gear wheel, energy storage gear wheel 7 is connected by rotation axis 8 with the axle 2 of closing a floodgate, spring 3 one ends 31 are located on the axle 2 that closes a floodgate, and energy storage gear wheel 7 is provided with top wheel 71 and sincerely takes turns 72.When energy storage axle 1 rotates, the disc cam 4 that drives disengaging type rotates, the disc cam 4 of disengaging type drives the transmission pinion 5 of disengaging type, the transmission pinion 5 of disengaging type drives energy storage gear wheel 7 and rotates, top on the energy storage gear wheel 7 wheel 71 slips into the cam face 44 of cam 4 of the disc cam of disengaging type along the cam 4 outer peripheral hypotenuses 43 of the disc cam of disengaging type, the disc cam 4 of jack-up disengaging type moves vertically.
As shown in Figure 1, when the operating mechanism energy storage, energy storage axle 1 (the manual or motor powered of manpower) rotates, the disc cam 4 that is embedded in the disengaging type of axial activity on energy storage axle 1 rotates thereupon, close the transmission pinion 5 that projection has driven disengaging type by Eat, the transmission pinion 5 of disengaging type and energy storage gear wheel 7 engagements that are installed on the axle 2 that closes a floodgate, axle 2 rotations of closing a floodgate have been drawn in the rotation of energy storage gear wheel 7, close a floodgate the circumgyration stretch spring 3 of axle 2 and energy storage, thereby mechanical energy (manually) or electric energy (motor) are passed to spring 3, becoming the potential energy of spring 3, is exactly the required closing function of circuit breaker.
As shown in Figure 2, energy storage gear wheel 7 turns over certain angle, when extension spring 3 satisfies the energy storage requirement, top wheel 71 on the energy storage gear wheel 7 goes to the disc cam 4 of disengaging type and contacts, top wheel 71 turns to disc cam 4 end faces 44 of disengaging type along hypotenuse 43, the disc cam 4 that promotes disengaging type moves vertically, and the disc cam 4 of disengaging type separates with the transmission pinion 5 of disengaging type, has finished a circulation of energy delivery, energy storage, separation in the spring operating mechanism.
Claims (6)
1, the energy storing structure of the spring operating mechanism of circuit breaker, comprise the energy storage axle, axle closes a floodgate, spring, it is characterized in that: the axial activity of the disc cam of disengaging type is entrenched on the energy storage axle, be arranged with the transmission pinion of disengaging type on the energy storage axle, the joint face correspondence of the transmission pinion of the disc cam of disengaging type and disengaging type is provided with Eat and closes projection, the cam outward flange of the disc cam of disengaging type is a hypotenuse, the transmission pinion of disengaging type and the engagement of energy storage gear wheel, the energy storage gear wheel is connected with the axle that closes a floodgate, spring one end is located on the axle that closes a floodgate, and the energy storage gear wheel is provided with top wheel and sincere the wheel.
2, the energy storing structure of the spring operating mechanism of circuit breaker according to claim 1, it is characterized in that: when its energy storage axle rotates, the disc cam that drives disengaging type rotates, the disc cam of disengaging type drives the transmission pinion of disengaging type, the transmission pinion of disengaging type drives the energy storage gear wheel and rotates, the cam face that slips into the disc cam of disengaging type along the outer peripheral hypotenuse of cam of the disc cam of disengaging type is taken turns on top on the energy storage gear wheel, and the disc cam of jack-up disengaging type moves vertically.
3, the energy storing structure of the spring operating mechanism of circuit breaker according to claim 1 and 2 is characterized in that: the disc cam of its disengaging type is provided with the elastic recoil structure.
4, the energy storing structure of the spring operating mechanism of circuit breaker according to claim 1 and 2 is characterized in that: its energy storage axle is provided with that fixing pin cooperates on the disc cam of holddown groove and disengaging type, forms axial movable fixed structure.
5, the energy storing structure of the spring operating mechanism of circuit breaker according to claim 1 and 2 is characterized in that: its energy storage gear wheel is connected by rotation axis with the axle that closes a floodgate.
6, the energy storing structure of the spring operating mechanism of circuit breaker according to claim 1 and 2 is characterized in that: the transmission pinion of its disengaging type is provided with position limiting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202295905U CN201345303Y (en) | 2008-12-29 | 2008-12-29 | Energy storing structure of breaker spring operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202295905U CN201345303Y (en) | 2008-12-29 | 2008-12-29 | Energy storing structure of breaker spring operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201345303Y true CN201345303Y (en) | 2009-11-11 |
Family
ID=41276889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202295905U Expired - Lifetime CN201345303Y (en) | 2008-12-29 | 2008-12-29 | Energy storing structure of breaker spring operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201345303Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101770876A (en) * | 2008-12-29 | 2010-07-07 | 福建中能电气股份有限公司 | Energy storing structure of circuit-breaker spring operating mechanism |
| CN103098163A (en) * | 2010-09-22 | 2013-05-08 | 赖茵豪森机械制造公司 | Energy store for an on-load tap changer |
| CN103681022A (en) * | 2013-12-11 | 2014-03-26 | 浙江电器开关有限公司 | Frame breaker energy storage transmission device |
-
2008
- 2008-12-29 CN CNU2008202295905U patent/CN201345303Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101770876A (en) * | 2008-12-29 | 2010-07-07 | 福建中能电气股份有限公司 | Energy storing structure of circuit-breaker spring operating mechanism |
| CN101770876B (en) * | 2008-12-29 | 2013-09-04 | 福建中能电气股份有限公司 | Energy storing structure of circuit-breaker spring operating mechanism |
| CN103098163A (en) * | 2010-09-22 | 2013-05-08 | 赖茵豪森机械制造公司 | Energy store for an on-load tap changer |
| CN103681022A (en) * | 2013-12-11 | 2014-03-26 | 浙江电器开关有限公司 | Frame breaker energy storage transmission device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20091111 Effective date of abandoning: 20081229 |
|
| RGAV | Abandon patent right to avoid regrant |