CN2274810Y - Vacuum switch controlled with spring energy from manpower turning - Google Patents
Vacuum switch controlled with spring energy from manpower turning Download PDFInfo
- Publication number
- CN2274810Y CN2274810Y CN 95211963 CN95211963U CN2274810Y CN 2274810 Y CN2274810 Y CN 2274810Y CN 95211963 CN95211963 CN 95211963 CN 95211963 U CN95211963 U CN 95211963U CN 2274810 Y CN2274810 Y CN 2274810Y
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- CN
- China
- Prior art keywords
- torsionspring
- main shaft
- pedestal
- energy storage
- hinged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a vacuum load switch which accumulates energy in the mode of operating torsional springs by manpower. The utility model is composed of a basic frame, a three phase isolating switch, an upper operating mechanism, a three phase vacuum arc-extinguishing tube, a torsional spring control mechanism with the function of switching and tripping, etc., wherein the torsional spring mechanism which operates the vacuum arc-extinguishing tube is composed of a main spindle, a ratchet wheel, a rotating frame, the torsional springs, a cam, corresponding transmission parts, etc.; an external control mechanism is manually operated to complete four processes of the switch, such as switching energy storage, switching, tripping energy storage and tripping to realize the switching and the tripping processes of the switch. The utility model has the advantages of simple structural design and convenient processing, assembly and maintenance; the change of an energy storage mode reduces impact force in the process of the energy storage and raises the stability and the reliability of the mechanism.
Description
The utility model relates to the vacuum load switch of the manually operated torsionspring energy storage of manpower, is applicable to that 6-10KV is defeated, distribution line cut-offs usefulness as on-load.
Vacuum load switch is to fail, do to cut-off in the distribution line main device of usefulness, former construction of switch is too complicated, all bring difficulty for processing, assembling, maintenance, and the energy storage position is unstable, in making process cam and roller bigger impulsive force is arranged, that can't satisfy the vacuum extinction pipe closes, divides requirement, and stability and reliability are relatively poor.
The purpose of this utility model is to overcome the defective of prior art and a kind of simple in structure, vacuum load switch of being convenient to the dependent manual operation torsionspring energy storage of processing, assemble, keeping in repair is provided, and to reduce impulsive force, improves mechanism stability and reliability.
The purpose of this utility model is finished like this: be fixed with three-phase isolation switch on the switch pedestal, handle the last operating mechanism of isolating switch, three-phase vacuum extinction pipe and switch close, the operating mechanism of separating brake, described operating mechanism is the torsionspring operating mechanism, and it comprises the torsionspring combined floodgate energy storage component that is located on the main shaft (24), be located at the little axle I (15) of main shaft below and the torsionspring combined floodgate parts on the output shaft (14), be located at the torsionspring separating brake energy storage component of main shaft (24) left end, be located at main shaft (24) top, the torsionspring on the both sides of little axle II (3) and output shaft (14) right side, main shaft below divides floodgate part.Torsionspring by energy storage releases energy, and provides to satisfy the energy that switch is involutory, separating brake is required, realizes that by the driving parts of the energy storage of positive and negative operational motion mat combined floodgate, combined floodgate, separating brake energy storage, each parts of separating brake switch closes, the separating brake task.
The utility model is compared with known technology, simplifies the structure, and helps processing, and assembling and maintenance by changing the energy storage mode, have reduced the impulsive force that thermal energy storage process produced, and have improved mechanism stability and reliability.
In conjunction with following accompanying drawing embodiment the utility model is further elaborated.
Fig. 1 is an overall structure schematic diagram of the present utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the B-B cutaway view of Fig. 1.
Fig. 4 is the C-C cutaway view of Fig. 1.
The pedestal (1) of the vacuum load switch of dependent manual operation torsionspring energy storage (referring to Fig. 1-4) is the weldment of frame structure, be fixed with three-phase isolation switch (2) on the pedestal, handle last operating mechanism, the three-phase vacuum extinction pipe (32) of isolating switch and switch closes, the torsionspring operating mechanism of separating brake, it comprises that torsionspring combined floodgate energy storage component, torsionspring combined floodgate parts, torsionspring separating brake energy storage component, torsionspring divide floodgate part.
The torsionspring combined floodgate energy storage component that is located on the main shaft (24) comprises the main shaft (24) that is arranged on pedestal (1) both sides, and the main shaft left end has two corresponding holes by the fixing ratchet (16) of pin on the ratchet ring flange; Main shaft right-hand member sky is overlapping rotating cam (8), it is bearing in bearing pedestal (6) bearing, and bearing pedestal is fixed on the pedestal, two corresponding holes are arranged on the cam ring flange equally, ratchet is provided with the torsionspring (13) of two big or small suits between cam, and insert respectively in the ring flange hole of ratchet and cam at two of torsionspring, and the ratchet (37) of restriction ratchet one-way rotation is hinged on the pedestal, and the bottom roller (9) of cam below restriction cam rotation is hinged with lower link (10).
The little axle I (15) and the torsionspring combined floodgate parts on the output shaft (14) that are located at the main shaft below comprise that main shaft left end, ratchet pass on left the fixing swivel mount (21) of pin, the eccentric part of swivel mount ring flange is fixed a small column (19), below the main shaft and little axle I (15) two supports of parallel main axis on pedestal, little axle I left end is fixing connecting lever I (17), slide block I (18) is hinged on the pedestal by pin, little axle I right-hand member and lower link are hinged, and lower link is hinged with bottom roller again; Cam on the main shaft is connected with eccentric part (7) by pin, the eccentric part outside is hinged with pull bar (11) upper end, pull bar lower end and connecting lever II (12) are hinged, connecting lever II is enclosed within on the output shaft (14), output shaft is parallel with main shaft and be bearing in the pedestal both sides, insulated tension pole (38) one ends are connected with connecting lever II, the other end is connected with connecting lever III (35), connecting lever III is hinged in the lower carriage, the other end of connecting lever III with close, divide the moving contact (34) of vacuum extinction pipe (32) to connect, the vacuum extinction pipe is by last, lower carriage (30), (33) be connected with pedestal with insulator (31).
The torsionspring separating brake energy storage component that is located at main shaft (24) left end comprises fixes a screw (20) on the swivel mount (21), this screw can be stirred plectrum (22) with main axis rotation, and plectrum is connected with spring (23) one ends, and the other end of spring is connected with pedestal; The swivel mount upper surface has elongated slot, and this elongated slot and latch (25) match and can insert latch, is with stage clip (27) on the latch.
Be located at main shaft (24) top, the torsionspring on the both sides of little axle II (3) and output shaft (14) right side, main shaft below divides floodgate part to comprise to be provided with by pin with the fixing swivel mount top of main shaft and is hinged on slide block II (26) on the pedestal, the main shaft top is provided with the little axle II (3) that is bearing in the pedestal both sides in parallel equally, the fixing connecting lever I (29) that goes up of little axle II left end, the fixing connecting rod (4) of going up of right-hand member, hinged with upper roller (5), spacing behind the cam Rotate 180 ° by bottom roller, hinged with eccentric part and pull bar that cam is fixing, pull bar lower end and connecting lever II are hinged, connecting lever II is enclosed within on the output shaft, output shaft is parallel with main shaft and be bearing in the pedestal both sides, in lower carriage, the other end of connecting lever III with close, divide the moving contact of vacuum extinction pipe to connect, the vacuum extinction pipe is by last, lower carriage is connected with pedestal with insulator: the slide block II that is contained in the main shaft top extracts latch by the fork (28) of latch top in the swivel mount elongated slot, plectrum resets and blocks latch.
Main shaft in this mechanism (24), little axle I (15), little axle II (3), output shaft (14) (see figure 1) that is provided with parallel to each other, and little axle I (15), little axle II (3) and main shaft (24) are in (see figure 3) on the same central plane, and little axle I (15), little axle II (3) are bearing on pedestal (1) home record.In addition, last connecting rod (4) and lower link (10), upper roller (5) and bottom roller (9), go up connecting lever I (29) and following connecting lever I (17) and be other part of shape identical two.
Dynamic structure of the present utility model is as follows: the outer operating mechanism of manpower manual operation is by operation link rod and a pair of bevel gear (not shown) driving main shaft (24) rotation, ratchet (16) the drive torsionspring (13) of being done one-way movement by ratchet (37) restriction rotates to predetermined angular and energy storage, and right-hand member is pinned by bottom roller (9) owing to cam (8), it is motionless that torsionspring keeps, and finishes thermal energy storage process.Release can the time ratchet motionless, and cam is because the triping of bottom roller, cam is driven by torsionspring and makes fast quick-release and can rotate.
When torsionspring (13) when reaching combined floodgate institute energy requirement, continue rotary main shaft, small column (19) compressing slide block I (18) on the main axis rotation frame (21) is moved downward, slide block I drives down, and connecting lever I (17) passes through little axle I (15), lower link (10) makes bottom roller (9) pendulum from the home position, triggering cam (8) threads off, do and release and to rotate, cam interlock eccentric part (7) quick rotation certain angle, by pull bar (11), connecting lever II (12), output shaft (14), insulated tension pole (36), move on the moving contact (34) of connecting lever III (35) drive vacuum extinction pipe, finish the making process of switch.
Making process carries out the separating brake energy storage after finishing.Continue rotary main shaft, after turning over predetermined angular, screw (20) on the swivel mount (21) is stirred by the plectrum (22) of spring (23) tension and is left the home position, and spring is elongated, and latch (25) is under stage clip (27) effect, move down into the swivel mount surface, after running into the swivel mount elongated slot, latch falls into elongated slot and runs into cell wall, has limited main shaft (24) rotation, this moment, the operating grip operation was motionless, and the separating brake energy storage finishes.
Reverse turn operation handle during separating brake, drive main shaft (24), swivel mount (21) backward rotation, stir slide block II (26) move upward then drive go up connecting lever I (29), little axle II (3), go up connecting rod (4), upper roller (5) rotates, cam (8) is threaded off, 180 ° of quick rotation are spacing by bottom roller (9) under torsionspring (13) effect, the moving contact (34) of cam driven eccentric part (7), pull bar (11), connecting lever II (12), output shaft (14), insulated tension pole (36), connecting lever III (35) and vacuum extinction pipe moves downward, and finishes the separating brake process of switch.Slide block II (26) drive fork (28) moves upward during separating brake, fork drives latch (25) and extracts in swivel mount (21) long slot bore, compression press spring (27), plectrum (22) resets under spring (23) effect, retaining is in the lower end of latch, make it not influence the rotation of swivel mount, for main shaft is realized closing once more, the separating brake rotation is got ready.
After three-phase vacuum extinction pipe separating brake disconnects, can operate operating mechanism and disconnect isolating switch (2), make whole switch have tangible isolation fracture, be convenient to observe switch and whether be in gate-dividing state.
Claims (5)
1. the vacuum load switch of dependent manual operation torsionspring energy storage, comprise switch pedestal (1), be fixed with three-phase isolation switch (2) on the pedestal, handle the last operating mechanism of isolating switch, three-phase vacuum extinction pipe (32) and switch branch, the operating mechanism that closes a floodgate, it is characterized in that described operating mechanism is the torsionspring operating mechanism, it comprises the torsionspring combined floodgate energy storage component that is located on the main shaft (24), be located at the little axle I (15) of main shaft below and the torsionspring combined floodgate parts on the output shaft (14), be located at the torsionspring separating brake energy storage component of main shaft (24) left end, be located at main shaft (24) top, the torsionspring on the both sides of little axle II (3) and output shaft (14) right side, main shaft below divides floodgate part.
2. the vacuum load switch of dependent manual operation torsionspring as claimed in claim 1 energy storage, it is characterized in that described torsionspring combined floodgate energy storage component comprises the main shaft (24) that is arranged on pedestal (1) both sides, the main shaft left end has two corresponding holes by the fixing ratchet (16) of pin on the ratchet ring flange; Main shaft right-hand member sky is overlapping rotating cam (8), it is bearing in bearing pedestal (6) bearing, two corresponding holes are arranged on the cam ring flange equally, ratchet is provided with the torsionspring (13) of two big or small suits between cam, and insert respectively in the ring flange hole of ratchet and cam at two of torsionspring, the ratchet (37) of restriction ratchet one-way rotation is hinged on the pedestal (1), and the bottom roller (9) of cam below restriction cam rotation is hinged with lower link (10).
3. the vacuum load switch of dependent manual operation torsionspring as claimed in claim 1 energy storage, it is characterized in that described torsionspring combined floodgate parts comprise the main shaft left end, ratchet passes on left the fixing swivel mount (21) of pin, the eccentric part of swivel mount ring flange is fixed a small column (19), below the main shaft and little axle I (15) two supports of parallel main axis on pedestal, little axle I left end is fixing connecting lever I (17), slide block I (18) is hinged on the pedestal by pin, little axle I right-hand member and lower link (10) are hinged, lower link is hinged with bottom roller (9) again: the cam on the main shaft is connected with eccentric part (7) by pin, the eccentric part outside is hinged with pull bar (11) upper end, pull bar lower end and connecting lever II (12) are hinged, connecting lever II is enclosed within on the output shaft (14), output shaft is parallel with main shaft and be bearing in the pedestal both sides, insulated tension pole (36) one ends are connected with connecting lever II, the other end is connected with connecting lever III (35), connecting lever III is hinged in the lower carriage (33), the other end of connecting lever III and branch, the moving contact (34) that closes vacuum extinction pipe (32) connects, and the vacuum extinction pipe is by last, lower carriage (30), (33) be connected with pedestal with insulator (31).
4. the vacuum load switch of dependent manual operation torsionspring as claimed in claim 1 energy storage, it is characterized in that described torsionspring separating brake energy storage component comprises fixes a screw (20) on the swivel mount (21), this screw can be stirred plectrum (22) with main axis rotation, plectrum is connected with spring (23) one ends, and the other end of spring is connected with pedestal; The swivel mount upper surface has elongated slot, and this elongated slot and latch (25) match and can insert latch, is with stage clip (27) on the latch.
5. the vacuum load switch of dependent manual operation torsionspring as claimed in claim 1 energy storage, it is characterized in that described torsionspring divides floodgate part to comprise to be provided with by pin with the fixing swivel mount top of main shaft is hinged on slide block II (26) on the pedestal, the main shaft top is provided with the little axle II (3) that is bearing in the pedestal both sides in parallel equally, the fixing connecting lever I (29) that goes up of little axle II left end, the fixing connecting rod (4) of going up of right-hand member, hinged with upper roller (5), spacing behind the cam Rotate 180 ° by bottom roller, hinged with the eccentric part (7) that cam is fixing with pull bar (11), pull bar lower end and connecting lever II (12) are hinged, connecting lever II is enclosed within on the output shaft (14), output shaft is parallel with main shaft and be bearing in the pedestal both sides, in lower carriage, the other end of connecting lever III (35) with close, divide the moving contact (34) of vacuum extinction pipe (32) to connect, the vacuum extinction pipe is by last, lower carriage is connected with pedestal with insulator (31); The slide block II (26) that is contained in the main shaft top extracts latch by the fork (28) of latch (25) top in the swivel mount elongated slot, plectrum (22) resets and blocks latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95211963 CN2274810Y (en) | 1995-05-23 | 1995-05-23 | Vacuum switch controlled with spring energy from manpower turning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95211963 CN2274810Y (en) | 1995-05-23 | 1995-05-23 | Vacuum switch controlled with spring energy from manpower turning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2274810Y true CN2274810Y (en) | 1998-02-18 |
Family
ID=33862294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95211963 Expired - Fee Related CN2274810Y (en) | 1995-05-23 | 1995-05-23 | Vacuum switch controlled with spring energy from manpower turning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2274810Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102598174A (en) * | 2009-11-03 | 2012-07-18 | Abb技术有限公司 | A spring operated actuator for an electrical switching apparatus |
| CN108321003A (en) * | 2018-02-12 | 2018-07-24 | 浙江紫光电器有限公司 | A kind of operating mechanism of high-voltage vacuum load switch |
| CN109586266A (en) * | 2018-12-20 | 2019-04-05 | 国网新疆电力有限公司经济技术研究院 | A kind of safe and efficient electrical equipment high-voltage and current-limitation device |
-
1995
- 1995-05-23 CN CN 95211963 patent/CN2274810Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102598174A (en) * | 2009-11-03 | 2012-07-18 | Abb技术有限公司 | A spring operated actuator for an electrical switching apparatus |
| CN102598174B (en) * | 2009-11-03 | 2016-06-01 | Abb技术有限公司 | For the actuator that the spring of power switchgear operates |
| CN108321003A (en) * | 2018-02-12 | 2018-07-24 | 浙江紫光电器有限公司 | A kind of operating mechanism of high-voltage vacuum load switch |
| CN108321003B (en) * | 2018-02-12 | 2024-02-20 | 浙江紫光电器有限公司 | Operating mechanism of high-voltage vacuum load switch |
| CN109586266A (en) * | 2018-12-20 | 2019-04-05 | 国网新疆电力有限公司经济技术研究院 | A kind of safe and efficient electrical equipment high-voltage and current-limitation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |