CN201222454Y - Spring operation mechanism for miniaturisation vacuum circuit-breaker - Google Patents
Spring operation mechanism for miniaturisation vacuum circuit-breaker Download PDFInfo
- Publication number
- CN201222454Y CN201222454Y CNU2008201030447U CN200820103044U CN201222454Y CN 201222454 Y CN201222454 Y CN 201222454Y CN U2008201030447 U CNU2008201030447 U CN U2008201030447U CN 200820103044 U CN200820103044 U CN 200820103044U CN 201222454 Y CN201222454 Y CN 201222454Y
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- spring
- energy storage
- connecting lever
- combined floodgate
- switching
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Abstract
The utility model discloses a spring actuating mechanism of a miniaturized vacuum circuit breaker, which comprises a gear driving system, an energy-storage and maintaining system and a closing turn arm interconnected system. The gear driving system comprises a pair of gears, an energy-storage gear and a pinion. The energy-storage and maintaining system comprises an energy-storage turn arm, a closing spring and an energy-storage and maintaining fastener. The closing turn arm interconnected system comprises a separating spring, a closing turn arm and a closing maintaining fastener. A first end of the closing spring is connected with the energy-storage turn arm and the first end of the separating spring is connected with the closing turn arm. A second end of the closing spring and the second end of the separating spring are coaxial. The structure of the spring actuating mechanism is simplified, spare parts are reduced, the structure is compact, the space is greatly saved, and the outer shape size of the spring actuating mechanism is greatly reduced.
Description
Technical field
The utility model relates to a kind of spring actuating mechanism of vacuum circuit-breaker of miniaturization.
Background technology
The spring operating mechanism of existing circuit breaker is please referred to Fig. 1, and switching-in spring 16 1 ends of this spring operating mechanism connect energy storage connecting lever 12, the second ends and connect hanging spring shaft; Tripping spring 20 1 ends connect combined floodgate connecting lever 22, the second ends connection spring bearer plate and are locked by nut.Energy storage connecting lever 12 rotates counterclockwise and drives switching-in spring 16 downward stretching energy storage, and energy storage puts in place and maintains behind the switching-in spring 16 mistake dead point certain angles.During combined floodgate, switching-in spring 16 energy discharge, and drive cams 14 by energy storage connecting lever 12 and rotate counterclockwise, and drive combined floodgate connecting lever 22 and clockwise rotate, and are installed in tripping spring pull bar 26 on the combined floodgate connecting lever 22 and move upward and make the tripping spring compressed energy-storage.Wherein, 10 is the energy storage gear, and 12 are the energy storage connecting lever, and 14 is cam, and 16 is switching-in spring, and 18 is that energy storage keeps fastener, and 20 is tripping spring, and 22 is the combined floodgate connecting lever, and 24 is that combined floodgate maintenance fastener 24,26 is the tripping spring pull bar.
Because this switching-in spring 16 and tripping spring 20 are arranged in upper and lower, therefore greatly taken the space of short transverse, spring operating mechanism is taken up room greatly.
The utility model content
The utility model provides a kind of spring actuating mechanism of vacuum circuit-breaker of miniaturization, and it has overcome the existing big deficiency that takes up room of spring operating mechanism of background technology circuit breaker.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of spring actuating mechanism of vacuum circuit-breaker of miniaturization, it comprises: a gear train assembly, an energy storage and maintenance system and a combined floodgate connecting lever interconnected system.
This gear train assembly, it comprises a pair of gear, energy storage gear and pinion.
This energy storage and maintenance system, it comprises: an energy storage connecting lever, a switching-in spring and an energy storage keep fastener.This energy storage connecting lever, it is by being connected the energy storage gear with its coaxial ratchet.This switching-in spring, its first end connects the energy storage connecting lever.This energy storage keeps fastener, and it is selected: when energy storage puts in place, keep fastener to keep by this energy storage, this switching-in spring is in the energy storage state; Perhaps, open the maintenance that this energy storage keeps fastener, the switching-in spring energy is discharged, and drive combined floodgate connecting lever rotation combined floodgate.
This combined floodgate connecting lever interconnected system, it comprises: a tripping spring, a combined floodgate connecting lever and close a floodgate and keep fastener.This tripping spring, its first end connects the combined floodgate connecting lever.This combined floodgate connecting lever, its connects first end of tripping spring, and can be by be in transmission connection switching-in spring and can compress tripping spring make its compressed energy-storage in rotation process of cam and energy storage connecting lever.This closes a floodgate and keeps fastener, and it is selected: close a floodgate when putting in place, keep fastener to keep by this combined floodgate, make mechanism be in "on" position; Perhaps, open this combined floodgate and keep fastener, make combined floodgate connecting lever counter-rotation under the effect of tripping spring, mechanism's separating brake.
Second end of this switching-in spring and second end of this tripping spring are coaxial.
In the preferred embodiment of the present utility model, second end of this switching-in spring and the shared hanging spring shaft of second end of this tripping spring.
In the preferred embodiment of the present utility model, also be provided with a cam that can be in transmission connection the combined floodgate connecting lever on the axle at this energy storage connecting lever place.
In the preferred embodiment of the present utility model, the upper and lower end of this switching-in spring is respectively this first end, second end; The upper and lower end of this tripping spring is respectively this first end, second end.
In the preferred embodiment of the present utility model, also comprise pedestal, this gear train assembly, energy storage and maintenance system and combined floodgate connecting lever interconnected system are installed in this pedestal.
The technical program is compared with background technology: because the shared hanging spring shaft of second end of second end of this switching-in spring and this tripping spring, therefore simplify the structure of spring operating mechanism, reduce parts, and compact conformation, greatly save the space, dwindle the overall dimension of spring operating mechanism greatly.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 has illustrated the principle schematic of the spring operating mechanism of background technology.
Fig. 2 has illustrated the principle schematic of the spring operating mechanism of a preferred embodiment, and it is in not energy storage state of separating brake.
Fig. 3 has illustrated the principle schematic of the spring operating mechanism of a preferred embodiment, and it is in separating brake energy storage state.
Fig. 4 has illustrated the principle schematic of the spring operating mechanism of a preferred embodiment, and it is in the not energy storage state that closes a floodgate.
Fig. 5 has illustrated the principle schematic of the spring operating mechanism of a preferred embodiment, and it is in combined floodgate energy storage state.
Embodiment
Please refer to Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of spring actuating mechanism of vacuum circuit-breaker of miniaturization, it comprises: a pedestal, this pedestal comprises two mechanism's mounting panels 32, set firmly at interval between this two mechanisms mounting panel 32, a gear train assembly, an energy storage and maintenance system, a combined floodgate connecting lever interconnected system, a hanging spring shaft 28 etc. are installed between this two mechanisms mounting panel 32.
This gear train assembly, it comprises a pair of gear, energy storage gear 10 and pinion, pinion is installed on the motor output shaft, and unilateral bearing is installed, and make switching-in spring when the distortion compression, gear drive can not make the reaction force of switching-in spring cause the gear counter-rotating because of the motor outage.
This energy storage and maintenance system, it comprises: an energy storage connecting lever 12, a switching-in spring 16, a cam 14, an energy storage keep fastener 18.This energy storage connecting lever 12, this cam 14 are all coaxial with energy storage gear 10, and energy storage gear 10 drives cam 14 by ratchet, ratchet and energy storage connecting lever 12 rotates.
This switching-in spring 16, its upper end connects hanging spring shaft 28, and the lower end connects energy storage connecting lever 12, and this energy storage connecting lever 12 rotates counterclockwise and drives switching-in spring 16 stretching energy storage.This energy storage keeps fastener 18 to select: when energy storage puts in place, keep fastener to keep by this energy storage, make switching-in spring 16 be in the energy storage state; Perhaps, open this energy storage and keep fastener, the switching-in spring energy is discharged, drive the combined floodgate connecting lever and rotate combined floodgate.
This combined floodgate connecting lever interconnected system comprises: a combined floodgate connecting lever 22, a tripping spring 20, tripping spring pressing plate 30 and close a floodgate and keep fastener 24.The upper end of this tripping spring 20 also is connected hanging spring shaft 28, and the lower end is connected this combined floodgate connecting lever 22 by tripping spring pressing plate 30, and carries out compressed energy-storage by the rotation of combined floodgate connecting lever.This combined floodgate keeps fastener 24 to select: close a floodgate when putting in place, keep fastener to keep by this combined floodgate, make mechanism be in "on" position; Perhaps, open this combined floodgate and keep fastener, make combined floodgate connecting lever counter-rotation under the effect of tripping spring, mechanism's separating brake.During combined floodgate, this combined floodgate connecting lever 22 clockwise rotates and drives tripping spring 20 compressed energy-storages under the effect of switching-in spring power.During separating brake, this tripping spring 20 is released and can and be promoted combined floodgate connecting lever 22 and rotate counterclockwise.
The shared hanging spring shaft 28 in above-mentioned switching-in spring 16 upper ends and tripping spring 20 upper ends.
This energy storage gear 10 rotates counterclockwise, drive cam 14 and rotate counterclockwise, switching-in spring 16 pulls down under the effect of energy storage connecting lever 12 and puts in capable energy storage, after switching-in spring 16 is crossed the dead point, roller on the cam 14 withstands energy storage and keeps fastener 18, and switching-in spring 16 energy storage also are held.After receiving switching signal, this energy storage keeps being opened, that is to say that energy storage keeps fastener 18 to keep being opened, this cam 14 rotates counterclockwise under the effect of switching-in spring 16, promotes combined floodgate connecting lever 22 and clockwise rotates, after turning over certain angle, combined floodgate connecting lever 22 is closed a floodgate keeps fastener 24 to withstand, and combined floodgate puts in place and is held like this, and tripping spring pull bar 26 moves upward under the drive of combined floodgate connecting lever 22 simultaneously, tripping spring 20 is compressed energy storage, for separating brake is got ready.After receiving sub-gate signal, closing a floodgate keeps fastener 24 combined floodgates to keep being opened, and tripping spring 20 energy stored discharge, and drive combined floodgate connecting lever 22 and rotate counterclockwise mechanism's separating brake.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (5)
1. the spring actuating mechanism of vacuum circuit-breaker of a miniaturization, it comprises:
One gear train assembly, it comprises a pair of gear, energy storage gear and pinion;
One energy storage and maintenance system, it comprises:
One energy storage connecting lever, it connects the energy storage gear;
One switching-in spring, its first end connects the energy storage connecting lever; And
One energy storage that can make switching-in spring remain on the energy storage state when energy storage puts in place keeps fastener; And
One combined floodgate connecting lever interconnected system, it comprises:
One tripping spring, its first end connects the combined floodgate connecting lever;
One can by cam and energy storage connecting lever be in transmission connection switching-in spring and in rotation process, can compress the combined floodgate connecting lever that tripping spring makes its compressed energy-storage, its connects first end of tripping spring;
One combined floodgate that can make mechanism remain on "on" position when combined floodgate puts in place keeps fastener;
It is characterized in that:
Second end of this switching-in spring and second end of this tripping spring are coaxial.
2. the spring actuating mechanism of vacuum circuit-breaker of a kind of miniaturization according to claim 1 is characterized in that: second end of this switching-in spring and the shared hanging spring shaft of second end of this tripping spring.
3. the spring actuating mechanism of vacuum circuit-breaker of a kind of miniaturization according to claim 2 is characterized in that: also be provided with a cam that can be in transmission connection the combined floodgate connecting lever on the axle at this energy storage connecting lever place.
4. the spring actuating mechanism of vacuum circuit-breaker of a kind of miniaturization according to claim 3, it is characterized in that: the upper and lower end of this switching-in spring is respectively this first end, second end; The upper and lower end of this tripping spring is respectively this first end, second end.
5. the spring actuating mechanism of vacuum circuit-breaker of a kind of miniaturization according to claim 4, it is characterized in that: also comprise pedestal, this gear train assembly, energy storage and maintenance system and combined floodgate connecting lever interconnected system are installed in this pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201030447U CN201222454Y (en) | 2008-07-11 | 2008-07-11 | Spring operation mechanism for miniaturisation vacuum circuit-breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201030447U CN201222454Y (en) | 2008-07-11 | 2008-07-11 | Spring operation mechanism for miniaturisation vacuum circuit-breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201222454Y true CN201222454Y (en) | 2009-04-15 |
Family
ID=40575957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201030447U Expired - Lifetime CN201222454Y (en) | 2008-07-11 | 2008-07-11 | Spring operation mechanism for miniaturisation vacuum circuit-breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201222454Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543501A (en) * | 2011-12-02 | 2012-07-04 | 万控集团有限公司 | Circuit-breaker spring actuating mechanism |
| CN102904166A (en) * | 2011-11-23 | 2013-01-30 | 许继集团有限公司 | Spring operating mechanism for switch cabinet |
| CN106158501A (en) * | 2016-08-31 | 2016-11-23 | 陕西西高开关有限责任公司 | A kind of 35KV indoor-side device formula vacuum breaker device and method |
| CN106449313A (en) * | 2016-09-13 | 2017-02-22 | 泰豪科技(深圳)电力技术有限公司 | Circuit breaker |
-
2008
- 2008-07-11 CN CNU2008201030447U patent/CN201222454Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102904166A (en) * | 2011-11-23 | 2013-01-30 | 许继集团有限公司 | Spring operating mechanism for switch cabinet |
| CN102904166B (en) * | 2011-11-23 | 2016-06-15 | 许继集团有限公司 | A kind of switching cabinet spring operating mechanism |
| CN102543501A (en) * | 2011-12-02 | 2012-07-04 | 万控集团有限公司 | Circuit-breaker spring actuating mechanism |
| CN102543501B (en) * | 2011-12-02 | 2013-02-06 | 万控集团有限公司 | Circuit-breaker spring actuating mechanism |
| CN106158501A (en) * | 2016-08-31 | 2016-11-23 | 陕西西高开关有限责任公司 | A kind of 35KV indoor-side device formula vacuum breaker device and method |
| CN106449313A (en) * | 2016-09-13 | 2017-02-22 | 泰豪科技(深圳)电力技术有限公司 | Circuit breaker |
| CN106449313B (en) * | 2016-09-13 | 2018-04-10 | 泰豪科技(深圳)电力技术有限公司 | Breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090415 |