EP1382049B1 - Mecanisme de verrouillage destine au verrouillage d'un accumulateur a ressorts - Google Patents
Mecanisme de verrouillage destine au verrouillage d'un accumulateur a ressorts Download PDFInfo
- Publication number
- EP1382049B1 EP1382049B1 EP02732358A EP02732358A EP1382049B1 EP 1382049 B1 EP1382049 B1 EP 1382049B1 EP 02732358 A EP02732358 A EP 02732358A EP 02732358 A EP02732358 A EP 02732358A EP 1382049 B1 EP1382049 B1 EP 1382049B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- lever
- auxiliary lock
- lock
- auxiliary
- pawl
- 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
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3031—Means for locking the spring in a charged state
Definitions
- the invention is in the field of electrical switches, the with a spring drive for actuating contacts are equipped, and is in the structural design to use a latching mechanism for latching a spring accumulator.
- auxiliary pawl and the main pawl on each other associated work surfaces about the position of the main pawl when swinging the auxiliary pawl can be influenced (DE 44 16 088 C1).
- this first position is a stop forming Half-wave from the main pawl under spring preload locked.
- a second trained as a recessed edge Working surface which is also assigned to the role, gives the main pawl free at the end of the clamping process, so that on the one hand the main paw under the power of her assigned Return spring in overstroke behind the half-wave and on the other hand the released half-wave due to their spring preload into the movement path of the main pawl. Both Pivoting operations must be completed before the main pawl Decoupling of the lever system of the rotary drive under the Force of the spring accumulator in the opposite direction swings.
- a display organ is coupled for the state of the spring accumulator is at the same time it is expedient with regard to display reliability, that the main pawl just before the decoupling of the lever system from the rotary drive in overstroke behind the half-wave swings. These are especially with a high energy content of the spring accumulator rapid movements of the switch mechanism required.
- the main pawl associated return spring a provide correspondingly high restoring force. This restoring force is then again in the design of the Switch mechanism with regard to their power reduction and in the embodiment of the release force for release the latching mechanism.
- this object is achieved in that the auxiliary pawl and the main pawl each at least two Have work surfaces, wherein in a first pivot phase the auxiliary pawl each first of the two work surfaces together abut and wherein in a second pivot phase the second work surfaces gear-like nachumbled together issue.
- An expedient development of the new switching mechanism provides that on the one hand, the first working surface of the auxiliary pawl from a transversely projecting to the pivot plane pin the Auxiliary pawl and the second working surface of the auxiliary pawl of a concave shaped portion of the peripheral edge of the Auxiliary pawl are formed and that on the other hand the first work surface the main pawl of a nose of the main pawl and the second work surface of a held on the main pawl Roll are formed.
- auxiliary pawl may be in addition to the first driver and the control lever a second to the Be provided lever system coupled driver, the Stretching the lever system over a portion of its trajectory abuts a second driving surface of the auxiliary pawl.
- the first driver is formed by the hinge pin of the lever system, wherein the hinge pin a nose-like approach of the control lever than whose first lever arm is associated and wherein on the second Lever arm of the control lever, a pin is formed, the in a trained near the pivot point of the auxiliary pawl slot engages, the inner edge of the first driving surface forms.
- the second driver can be designed as a bolt be that of the knee joint of a coupled to the lever system Toggle joint forms, wherein the second driving surface from another section of the circumferential edge of the Auxiliary pawl is formed.
- Figures 1 to 7 show a in a drive device integrated for a low-voltage circuit breaker Switch lock.
- the drive device used for actuation a switching contact arrangement not shown in the figures serves, points to provide the actuation energy designed as a helical compression spring spring accumulator 1 on.
- To tension the spring accumulator 1 is in this Drive device by means of a rotary drive designed stretchable lever system, for locking the Switch lock is used.
- the lever system is one of them a cam follower 2 carrying roller lever 3, one on the spring accumulator 1 hinged clamping lever 4 and a roller lever 3 with the tensioning lever 4 connecting coupling member 5 is formed.
- the roller lever 3 is on a first bearing pin 6 and the Tensioning lever 4 rotatably mounted on a second bearing pin 7.
- roller lever 3 and the coupling member 5 by means of a first hinge pin 8 and the clamping lever 4 and the coupling member 5 is connected by means of a second hinge pin 9.
- the tensioning lever 4 is designed as a two-armed lever, wherein one arm on the coupling member 5 and the other arm is hinged to the spring accumulator 1. From the rotary drive, the For example, electric motor and / or a hand lever can be operated is in the figures 1 to 7 respectively only a clockwise rotatable clamping shaft 10 and a fixed shown on the clamping shaft 10 arranged cam 11.
- the cam 11 and the lever system 3, 4 and 5 are for Transmission of the driving force of the rotary drive coupled, as soon as the scanning roller 2 carried by the roller lever 3 at the circumferential edge of the cam 11 abuts.
- the switch lock has on the one hand to lock the lever system a trained as a roller 12 support element, one order a third bearing pin 13 pivotable auxiliary pawl 14, a pivotable about the first bearing pin 6 main pawl 16 as well one of the main pawl 16 associated stop 17 and on the other for controlling the feeding movement of the auxiliary pawl 14 one formed by the first hinge pin 8 of the lever system first driver - the via a two-armed control lever 19 acts on a first driving surface 20 of the auxiliary pawl 14 - And the knee joint one to the lever system coupled toggle connection 21 forming the second driver 22 - the directly on a second driving surface 23 of the Auxiliary pawl 14 attacks - on.
- the lever system 3, 4 and 5 is locked as soon as the support element forming roller 12, the arranged on the first hinge pin 8 of the lever system is, at a second concave shaped portion 28 of the circumferential Edge of the auxiliary pawl, the first concave shaped Section 25 of the auxiliary pawl on the roller 27 of the main pawl and the main pawl 16 on the trained as a half-wave stop 17 abut.
- an indicator 29 coupled, which signals the state of the spring accumulator.
- a trained at the main paw attacks Pin 30 in a curved slot 31 of the display member 29th such that the indicator member upon pivoting of the auxiliary pawl 16 mitschwenkt.
- FIG. 1 shows the switching mechanism before the beginning of the clamping process.
- the cam 11 is located in its initial position and carried by the roller lever 3 cam follower 2 is located at the circumferential edge of the cam 11 on.
- the lever system 3, 4 and 5 is located in a first Position in which the spring accumulator 1 is completely relaxed is.
- the main pawl 16 is supported on a stop pin 32, the auxiliary pawl 14 by means of a roller 27 of the main pawl 16 adjacent straight section 33 of its peripheral edge on the main pawl 16 and the coupled to the lever system 3, 4 and 5, the Support member forming roller 12 at a third concave shaped Section 34 of the peripheral edge of the auxiliary pawl from.
- a portion 35 of the peripheral edge of the main pawl 16 is so below the half-wave 17 that the half-wave 17 - the trigger mechanisms not shown further against the force of a likewise not shown Return spring is rotatable - under spring preload is held.
- This first Subregion 37 signals that the spring accumulator 1 is not completely tense.
- a suitable symbol is For example, a relaxed pressure spring. To that in FIG. 1, neither the first driver is located 18 on the control lever 19 nor the second driver 22nd on the second driving surface 23 of the auxiliary pawl.
- first pivoting phase respectively the first working surfaces 24 and 26 of the auxiliary pawl and the main latch on each other. They are at the transition in a second pivot phase of the auxiliary pawl - in accordance with Figures 5 and 6, the second work surfaces 25 and 27th tooth-like abutting against each other - from each other decoupled.
- this second pivot phase of the auxiliary pawl reaches the stop associated with the section 45 of the rotating Edge of the main pawl in overstroke behind the stop 17 shortly before the cam follower 2 of the roller lever 3 of the circumferential edge of the cam 11 is decoupled.
- the switch lock at fully tensioned and latched spring accumulator 1 shows supports the decoupled from the rotary actuator lever system under the force of the spring accumulator 1 via the coupled to the lever system Support member 12 on the third concave-shaped portion 34th the peripheral edge of the auxiliary pawl, the auxiliary pawl 14 on the second work surfaces 25 and 27 on the main pawl 16 and the main pawl on the stop 17 from.
- At this time is located on the main pawl coupled indicator 29 in a second position, at the viewing window a second portion 38 of the display surface 36 is opposite. This second portion 38 signals that the spring accumulator 1 is fully tensioned.
- a suitable one For example, symbol is a cocked one Spring.
- the auxiliary pawl and the main pawl as low as possible can hold, for example, at the main paw attacking Be provided spring.
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Mechanisms For Operating Contacts (AREA)
- Transmission Devices (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Claims (7)
- Mécanisme de verrouillage pour verrouiller par encliquetage un ressort accumulateur (1) d'un commutateur électrique qui est tendu au moyen d'un entraínement (10, 11) en rotation et d'un système (3, 4, 5) déployable de leviers,dans lequel le système (3, 4, 5) déployable de leviers, lorsque le ressort accumulateur (1) est tendu, est bloqué au moyen d'un élément (12) de soutien, d'un cliquet (14) auxiliaire et d'un cliquet (16) principal, ainsi que d'une butée (17) associée au cliquet principal,le cliquet (14) auxiliaire peut être pivoté en déployant le système de levier, etle cliquet auxiliaire et le cliquet principal comportent des surfaces de travail mutuellement associées, par l'intermédiaire desquelles la position du cliquet principal peut être modifiée lors du pivotement du cliquet auxiliaire,en ce que le cliquet (14) auxiliaire et le cliquet (16) principal comportent chacun au moins deux surfaces de travail (respectivement 24, 25 et 26, 27),dans une première phase de pivotement du cliquet auxiliaire, des premières surfaces (24, 26) de travail respectives s'appliquent l'une contre l'autre,et dans une deuxième phase de pivotement du cliquet auxiliaire, les deuxièmes surfaces (25, 27) de travail s'appliquent l'une contre l'autre par engagement postérieur à la manière d'un engrenage.
- Mécanisme de verrouillage suivant la revendication 1, caractérisé en ce que la première surface (24) de travail du cliquet (14) auxiliaire est formée par un tenon du cliquet auxiliaire qui fait saillie transversalement au plan de pivotement, et la deuxième surface (25) de travail du cliquet auxiliaire est formée par une partie de forme concave de l'arête de pourtour du cliquet auxiliaire,
et en ce que la première surface (26) de travail du cliquet (16) principal est formée par un bec du cliquet principal, et la deuxième surface (27) de travail par un galet maintenu sur le cliquet principal. - Mécanisme de verrouillage suivant la revendication 1 ou 2, caractérisé en ce que, dans la position bloquée du système (3, 4, 5) de leviers, un galet formant l'élément (12) de soutien, qui est disposé sur un axe (8) d'articulation du système de leviers, s'applique contre une deuxième partie (28) de forme concave de l'arête de pourtour du cliquet auxiliaire.
- Mécanisme de verrouillage suivant l'une des revendications 1 à 3, caractérisé en ce que, pour commander le mouvement de pivotement du cliquet (14) auxiliaire, il est prévu un entraíneur (8) couplé au système de leviers et un levier (19) pivotant de commande à deux bras,
le premier bras (41) de levier du levier (19) de commande dépasse dans une partie finale de la trajectoire de déplacement de l'entraíneur (8) et le deuxième bras (42) de levier est associé à une surface (20) entraíneuse du cliquet (14) auxiliaire. - Mécanisme de verrouillage suivant l'une des revendication 1 à 4, caractérisé en ce que, pour commander le mouvement de pivotement du cliquet (14) auxiliaire, il est prévu un deuxième entraíneur (22) qui est couplé au système de leviers et qui, lors du déploiement du système de leviers, s'applique sur une partie de sa trajectoire de déplacement contre une deuxième surface (23) entraíneuse du cliquet auxiliaire.
- Mécanisme de verrouillage suivant la revendication 4 ou 5, caractérisé en ce que le premier entraíneur est formé par l'axe (8) d'articulation du système de leviers,
un appendice du genre bec du levier de commande étant associé, en tant que premier bras (41) de levier de ce levier de commande, à l'axe (8) d'articulation,
et un tenon (43) étant formé sur le deuxième bras (42) de levier du levier de commande, tenon qui s'engage dans un trou (44) oblong, formé à proximité du centre de rotation du cliquet auxiliaire, dont le bord intérieur constitue la première surface (20) entraíneuse. - Mécanisme de verrouillage suivant la revendication 5 ou 6, caractérisé en ce que le deuxième entraíneur (22) est réalisé sous forme d'axe qui constitue l'articulation à genouillère d'une liaison (21) à genouillère couplée au système de levier,
et en ce que la deuxième surface (23) entraíneuse est formée par une autre partie de l'arête de pourtour du cliquet auxiliaire.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10120783A DE10120783C1 (de) | 2001-04-23 | 2001-04-23 | Schaltschloss zum Verklinken eines Federspeichers |
DE10120783 | 2001-04-23 | ||
PCT/DE2002/001156 WO2002086926A1 (fr) | 2001-04-23 | 2002-03-26 | Mecanisme de verrouillage destine au verrouillage d'un accumulateur a ressorts |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1382049A1 EP1382049A1 (fr) | 2004-01-21 |
EP1382049B1 true EP1382049B1 (fr) | 2005-12-21 |
Family
ID=7683008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02732358A Expired - Fee Related EP1382049B1 (fr) | 2001-04-23 | 2002-03-26 | Mecanisme de verrouillage destine au verrouillage d'un accumulateur a ressorts |
Country Status (7)
Country | Link |
---|---|
US (1) | US6870113B2 (fr) |
EP (1) | EP1382049B1 (fr) |
JP (1) | JP2004527083A (fr) |
CN (1) | CN1252759C (fr) |
DE (2) | DE10120783C1 (fr) |
HK (1) | HK1061920A1 (fr) |
WO (1) | WO2002086926A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008008032A1 (de) | 2008-02-06 | 2009-08-13 | Siemens Aktiengesellschaft | Auslöseeinheit für einen elektrischen Schalter |
DE102010011997A1 (de) | 2010-03-18 | 2011-09-22 | Siemens Aktiengesellschaft | Antriebsvorrichtung für eine Spannwelle eines Federkraftantriebes eines elektrischen Schalters sowie elektrischer Schalter mit einer derartigen Antriebsvorrichtung |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004021455B4 (de) | 2003-05-16 | 2005-10-27 | Siemens Ag | Niederspannungs-Leistungsschalter |
DE10343770B4 (de) * | 2003-09-16 | 2005-09-29 | Siemens Ag | Elektrischer Schalter mit einem Schaltschloss |
DE10344318B3 (de) * | 2003-09-19 | 2004-07-01 | Siemens Ag | Elektrischer Schalter |
DE102004061281A1 (de) * | 2004-12-14 | 2006-06-29 | Siemens Ag | Schaltvorrichtung mit erhöhter Leerschaltfestigkeit und entsprechendes Verfahren |
DE102006006907A1 (de) * | 2006-02-09 | 2007-08-16 | Siemens Ag | Anordnung insbesondere zum Betätigen einer Transportklinke und Spannvorrichtung für einen Federspeicher eines elektrischen Schalters mit einer derartigen Anordnung |
DE102006012125B3 (de) * | 2006-03-09 | 2007-11-15 | Siemens Ag | Elektrisches Schaltgerät |
US7449653B2 (en) * | 2007-03-29 | 2008-11-11 | Eaton Corporation | Positive resetting close latch for closing electrical switching apparatus |
US8058580B2 (en) * | 2009-09-16 | 2011-11-15 | Eaton Corporation | Electrical switching apparatus and linking assembly therefor |
US8063328B2 (en) | 2009-09-16 | 2011-11-22 | Eaton Corporation | Electrical switching apparatus and charging assembly therefor |
US10199182B1 (en) | 2017-10-31 | 2019-02-05 | Siemens Aktiengesellschaft | Switch, in particular low-voltage circuit breaker, in plug-in technology with automatic unloading of the force store during withdrawal |
GB2605822B (en) * | 2021-04-15 | 2023-05-31 | Eaton Intelligent Power Ltd | Operating mechanism |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2943163A (en) * | 1959-03-09 | 1960-06-28 | Gen Electric | Interlock arrangement for a circuit breaker having a stored-energy closing device |
US3778568A (en) * | 1972-08-21 | 1973-12-11 | Ite Imperial Corp | Draw out switchgear-compartment shutter |
US3773995A (en) * | 1972-10-27 | 1973-11-20 | Westinghouse Electric Corp | Motor advanced spring charging pawl and ratchet mechanism with spring assist |
US3810222A (en) * | 1972-11-06 | 1974-05-07 | Seiko Koki Kk | Switching device for electronic shutter |
US3839826A (en) * | 1973-05-15 | 1974-10-08 | R Ries | Power or manually operable gate |
JPS5266010A (en) * | 1975-11-29 | 1977-06-01 | Citizen Watch Co Ltd | Printer |
US4141165A (en) * | 1977-07-26 | 1979-02-27 | Colt Industries Operating Corp. | Double action revolver apparatus and method |
US4209676A (en) * | 1978-01-16 | 1980-06-24 | Gould Inc. | Compact racking mechanism for circuit breaker |
US4429556A (en) * | 1981-08-13 | 1984-02-07 | Brink Locking Systems, Inc. | Lock mechanism |
US4443676A (en) * | 1981-11-18 | 1984-04-17 | General Electric Company | Interchangeable shield arrangement for a circuit breaker compartment |
JPS58113943U (ja) | 1982-01-28 | 1983-08-04 | 三菱電機株式会社 | 気中しや断器 |
FI74838C (fi) | 1986-05-08 | 1988-03-10 | Stroemberg Oy Ab | Laosmekanism foer styranordningen i en elbrytare. |
CA1308150C (fr) * | 1986-08-08 | 1992-09-29 | Lawrence W. Lazar | Mecanisme de commande d'un appareillage electrique |
US4933519A (en) * | 1988-08-31 | 1990-06-12 | Westinghouse Electric Corp. | Contact structure for grounding switch |
DE4404073A1 (de) * | 1994-02-09 | 1995-08-10 | Kloeckner Moeller Gmbh | Niederspannungs-Leistungsschalter mit Relativ-Hilfsschalter |
DE4416088C1 (de) * | 1994-04-20 | 1995-06-14 | Siemens Ag | Hebelanordnung zur Übertragung einer Antriebskraft |
US5836441A (en) * | 1996-04-08 | 1998-11-17 | Square D Company | Circuit breaker accessory module actuators |
US5711110A (en) * | 1996-08-23 | 1998-01-27 | Williams; J. Marlis | Vehicle parking barrier |
FR2777695B1 (fr) * | 1998-04-17 | 2000-05-26 | Schneider Electric Ind Sa | Disjoncteur debrochable comportant un levier de commande de l'ouverture et de la fermeture de poles |
US6015959A (en) * | 1998-10-30 | 2000-01-18 | Eaton Corporation | Molded case electric power switches with cam driven, spring powered open and close mechanism |
-
2001
- 2001-04-23 DE DE10120783A patent/DE10120783C1/de not_active Expired - Fee Related
-
2002
- 2002-03-26 CN CNB028086945A patent/CN1252759C/zh not_active Expired - Fee Related
- 2002-03-26 US US10/475,609 patent/US6870113B2/en not_active Expired - Fee Related
- 2002-03-26 DE DE50205348T patent/DE50205348D1/de not_active Expired - Fee Related
- 2002-03-26 WO PCT/DE2002/001156 patent/WO2002086926A1/fr active IP Right Grant
- 2002-03-26 EP EP02732358A patent/EP1382049B1/fr not_active Expired - Fee Related
- 2002-03-26 JP JP2002584350A patent/JP2004527083A/ja active Pending
-
2004
- 2004-07-07 HK HK04104925A patent/HK1061920A1/xx not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008008032A1 (de) | 2008-02-06 | 2009-08-13 | Siemens Aktiengesellschaft | Auslöseeinheit für einen elektrischen Schalter |
DE102010011997A1 (de) | 2010-03-18 | 2011-09-22 | Siemens Aktiengesellschaft | Antriebsvorrichtung für eine Spannwelle eines Federkraftantriebes eines elektrischen Schalters sowie elektrischer Schalter mit einer derartigen Antriebsvorrichtung |
DE102010011997B4 (de) | 2010-03-18 | 2023-02-02 | Siemens Aktiengesellschaft | Antriebsvorrichtung für eine Spannwelle eines Federkraftantriebes eines elektrischen Schalters sowie elektrischer Schalter mit einer derartigen Antriebsvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
EP1382049A1 (fr) | 2004-01-21 |
DE50205348D1 (de) | 2006-01-26 |
DE10120783C1 (de) | 2002-11-14 |
JP2004527083A (ja) | 2004-09-02 |
US20040144629A1 (en) | 2004-07-29 |
CN1503979A (zh) | 2004-06-09 |
HK1061920A1 (en) | 2004-10-08 |
WO2002086926A1 (fr) | 2002-10-31 |
US6870113B2 (en) | 2005-03-22 |
CN1252759C (zh) | 2006-04-19 |
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