EP1482528A2 - Anordnung zum Verriegeln eines beweglichen Kontaktstückes einer Schalteinrichtung - Google Patents
Anordnung zum Verriegeln eines beweglichen Kontaktstückes einer Schalteinrichtung Download PDFInfo
- Publication number
- EP1482528A2 EP1482528A2 EP04090174A EP04090174A EP1482528A2 EP 1482528 A2 EP1482528 A2 EP 1482528A2 EP 04090174 A EP04090174 A EP 04090174A EP 04090174 A EP04090174 A EP 04090174A EP 1482528 A2 EP1482528 A2 EP 1482528A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- movable contact
- locking
- contact piece
- coupling device
- switching
- 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.)
- Withdrawn
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/022—Details particular to three-phase circuit breakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/286—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a removable locking part acting directly on the operating part
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H2003/323—Driving mechanisms, i.e. for transmitting driving force to the contacts the mechanisms being adjustable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
- H01H2033/6667—Details concerning lever type driving rod arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/06—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H using tools as locking means
- H01H2300/066—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H using tools as locking means for locking a switch in a test or an "installation" position
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
Definitions
- the invention has for its object an arrangement for Locking a movable contact piece of a switching device specify with the most variable fixation possible of the movable contact piece of the switching device can be.
- this object is achieved by an arrangement for locking a movable contact piece Switching device with a base for the switching device, one via an actuating rod with the movable contact piece has connectable coupling device, and with a locking device fixed to the base, with which the coupling device for locking the Movable contact piece continuously in freely selectable positions is adjustable.
- the main advantage of such Arrangement is that hereby a movable contact piece in various freely selectable - i.e. variable - Positions can be fixed in a simple manner. hereby in particular when setting up a possibly Circuit breaker complex consisting of several individual switching poles a simple coordination of the drive mechanics of the respective switching poles one on top of the other Switching pole driving drive can be made.
- a pin for example, can serve as the setting element slidably guided in the guide and in freely selectable positions z. B. can be pinched. Can be particularly advantageous then an adjustment of the locking element be carried out if the guide has a threaded hole, in which an adjusting screw runs as an adjusting element. With the help of an adjusting screw, the stepless Setting the locking position of the movable Reaching the contact piece is particularly easy.
- a locking bolt can be inserted.
- the additional locking bolt can at least one predetermined fixed, d. H. Not freely selectable position (for example, an off position of the movable contact piece) can be fixed particularly securely, since the movable contact piece here both by the locking device as well as through the locking bolt can be held in this position.
- this combination is also that when used an arrangement according to the invention for locking the movable Contact piece by means of a continuously adjustable Locking device of the locking bolts without force and thus largely without mechanical damage or abrasion can be inserted into the locking hole.
- the arrangement also provides that the locking device is detachably connected to the base.
- the locking device can be in such a case also for example as a temporary transport lock use.
- FIG 1 is a switching pole S1, consisting of a switching device in the form of a vacuum circuit breaker 1a a fixed contact 3a and a movable contact 4a.
- the vacuum circuit breaker 1a is on an in Figure 1 dashed bordered base 2a arranged one Coupling device 6a having an actuating rod 5a of the movable contact 4a is connected.
- the Coupling device 6a has one about an axis of rotation 8a pivotable pawl lever 9a on a drive rod 7 can be moved.
- With the base is also also a locking device 12a fixedly connected with an adjusting element in the form of an adjusting screw 13a the ratchet lever 9a of the coupling device 6a in connection stands.
- FIG. 2 in addition to the switching pole S1, two further switching poles S2 and S3 with their respective switching devices in the form of vacuum circuit breakers 1a, 1b and 1c are attached to a common carrier frame 20.
- the vacuum circuit breakers 1a, 1b and 1c each also have a movable contact piece 4a, 4b and 4c. These movable contact pieces 4a, 4b and 4c can be adjusted between their closed and open positions by means of coupling devices 6a, 6b, 6c via actuating rods 5a, 5b, 5c.
- the actuating rods 5a, 5b, 5c are each guided through the common support frame 20 in bases 2a, 2b, 2c, which are assigned to the respective switching poles S1, S2 and S3.
- the coupling devices 6a, 6b, 6c are connected to a common drive rod 7 via ratchet levers 9a, 9b and 9c held on axes of rotation 8a, 8b and 8c.
- the pawl levers 9a, 9b and 9c can be pivoted about their respective axes of rotation 8a, 8b and 8c in the directions indicated by double arrows 11a, 11b and 11c.
- Vacuum circuit breakers 1a, 1b and 1c When switching poles S1, S2, S3 or the first time Vacuum circuit breakers 1a, 1b and 1c must be coordinated or adjustment of the individual coupling devices 6a, 6b, 6c made with the common drive rod 7 and the drive 10 become. It is useful if the moving Contact pieces 4a, 4b, 4c or the coupling devices 6a, 6b, 6c can be fixed in variable, freely selectable positions.
- 6a, 6b and 6c locking devices 12a, 12b and 12c are provided, which each have a set screw 13a, 13b and 13c, connected to the respective pawl levers 9a, 9b and 9c kick and thus in one by the respective Position of the set screw 13a, 13b and 13c fixed position fix.
- the movable contact pieces 4a, 4b and 4c namely, the vacuum circuit breakers 1a, 1b and 1c are inclined the pressure difference between the ambient pressure and that prevailing in vacuum circuit breakers 1a, 1b, 1c Negative pressure to move to its closed position.
- the respective pawl levers 9a, 9b move and 9c according to FIG. 2 clockwise on the respective Set screws 13a, 13b and 13c until they are in their further movement can be blocked.
- each of these latch levers Fix 9a, 9b, 9c in any position and then an adjustment of the different latch levers 9a, 9b, 9c to each other Carry out via the drive rod 7. You can do this for example, the individual switching poles S1, S2, S3 before final assembly moved slightly on the support frame 20 become.
- FIG. 3 shows a section of an individual switching pole, for example the switching pole S1 (see FIG. 1), with a Arrangement for locking his movable contact piece in any position.
- FIG vacuum circuit breaker 1a shown in the approach Heidelbergpoles S1 over a flange 14 with a support frame 2 connected. Through the flange 14 - is not shown in Figure 3 -
- An actuating rod see 5a in Figure 1) one Movable contact piece (see 4a in Figure 1) of the vacuum circuit breaker 1a in a base (cf. 2a in FIG. 1) with a coupling device partially surrounded by a housing 6a introduced.
- This coupling device 6a has on the outside of a pivotable about an axis of rotation 8a Pawl lever 9a, with the help of which the movable contact piece from the closed to the open position and vice versa can be moved.
- the pawl lever 9a is with a Drive rod 7 connected, similar to Figure 2 with others - but not shown in Figure 3 - switching poles (see S2 and S3 in Figure 2) can be connected.
- a locking device 12a is provided, which by means of two fastening screws 16 with the housing of the coupling device 6a is detachably connected as part of the base.
- the locking device 12a can also - analogously to the embodiment in Figure 1 - at an angle on the Base 2a (see FIG. 1) must be connected, it is important here only that the attachment is fixed.
- the locking device 12a has a guide a threaded hole on a set screw 13a on a End rests on the pawl lever 9a.
- the pawl lever 9a via the coupling device 6a from the movable contact piece pressed against the set screw 13a, since the movable Contact piece due to that in the vacuum circuit breaker 1a existing vacuum in its closed position want to move.
- By adjusting the set screw 13a the position of the ratchet lever 9a (at least in a certain range).
- the entire adjustment range by means of the adjusting screw 13a of the pawl lever 9a and cover the movable contact thus fix in any position.
- the pawl lever 9a also has a locking hole 17a, into which the latch lever 9a is locked in a predetermined position a locking bolt, not shown can be inserted.
- a locking bolt is inserted into both holes 17a and 17b and thus locks the pawl lever 9a in the preselected position.
- the bore 17b shown in FIG. 3 also further bores be provided to the pawl lever 9a by means of the locking bolt to lock in further positions.
- the one in figure 3 bore 17b shown can, for example, be complete correspond to the open position of the movable contact.
- another hole for locking of the pawl lever 9a provided at one point in the housing be the closed position of the movable contact piece equivalent.
- a stepless, freely selectable adjustment of the pawl lever 9a is alone with the locking bolt however not possible.
- the locking device 12a can also significantly simplify the handling of the locking bolt.
- the locking bolt can namely be particularly easily inserted into the locking bore 17a and the corresponding bore 17b in the housing of the coupling device 6a if the latch lever 9a is first brought into a position via the adjusting screw 13a of the locking device 12a in which the locking bore 17a and the corresponding one Bore 17b on the housing of the coupling device 6a are exactly congruent.
- the locking bolt can be inserted into the bores 17a, 17b without force.
- the adjusting screw 13a can be reset somewhat so that the locking bolt is firmly seated in the bores 17a, 17b.
- This setting can also be used, for example, to secure the movable contact piece in transit.
- the movable contact piece is held both by the locking bolt and the locking device 12a in its open position, for example, so that the movable contact piece cannot be damaged by vibrations or shocks during the transport of the switching pole S1.
- the bore 17b can instead of in the housing of the coupling device 6a also, for example, in one connected to the base Plate may be provided which is parallel to the swivel plane of the pawl lever 6a.
- the locking device 12a Since the locking device 12a according to Figure 3 by means of fastening screws 16 with the housing of the coupling device 6a, it can be easily installed or adjustment or transport of the corresponding Switch pole again from the housing of the coupling device 6a be removed and for example to adjust another Switch pole are used.
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Slide Switches (AREA)
- Push-Button Switches (AREA)
Abstract
Description
- Figur 1
- eine schematische Darstellung einer Anordnung zum Verriegeln eines beweglichen Kontaktstückes einer Schalteinrichtung, in
- Figur 2
- eine schematische Darstellung dreier Schalteinrichtungen mit Verriegelungseinrichtungen für deren Kontaktstücke und in
- Figur 3
- eine Anordnung zum Verriegeln eines beweglichen Kontaktstückes einer Schalteinrichtung in einer dreidimensionalen Ansicht
Bei Bewegung der gemeinsamen Antriebsstange 7 durch eine Antriebseinrichtung 10 können die Klinkenhebel 9a, 9b und 9c um ihre jeweilige Drehachse 8a, 8b und 8c in die durch Doppelpfeile 11a, 11b und 11c angegebenen Richtungen geschwenkt werden. Im Innern der Koppeleinrichtungen 6a, 6b und 6c wird die Drehbewegung der Drehachsen 8a, 8b und 8c derart in eine translatorische Bewegung der Betätigungsstangen 5a, 5b, 5c umgesetzt, dass hierdurch ein Öffnen bzw. Schließen der jeweiligen beweglichen Kontaktstücke 4a, 4b und 4c erfolgen kann.
Diese Einstellung kann beispielsweise auch zur Transportsicherung des beweglichen Kontaktstückes dienen. Das bewegliche Kontaktstück wird hierbei sowohl durch den Verriegelungsbolzen als auch die Verriegelungseinrichtung 12a beispielsweise in seiner geöffneten Position gehalten, so dass durch Vibrationen oder Erschütterungen während des Transportes des Schaltpols S1 keine Beschädigung des beweglichen Kontaktstückes erfolgen kann.
Claims (5)
- Schalteinrichtung (1a) miteinem beweglichen Kontaktstück,einem Sockel (2a), der eine über eine Betätigungsstange (5a) mit dem beweglichen Kontaktstück (4a) verbindbare Koppeleinrichtung (6a) zum Verstellen des beweglichen Kontaktstückes (4a) aufweist undeiner ortsfest mit dem Sockel (2a) verbundenen Fixiereinrichtung (12a), mit der die Koppeleinrichtung (6a) zum Fixieren des beweglichen Kontaktstückes (4a) innerhalb seines gesamten Verstellbereichs in frei wählbaren Positionen stufenlos einstellbar ist.
- Schalteinrichtung nach Anspruch 1,
dadurch gekennzeichnet, dassdie Koppeleinrichtung (6a) mittels eines in einer Führung verstellbaren Einstellelementes der Fixiereinrichtung (12a) stufenlos einstellbar ist. - Schalteinrichtung nach Anspruch 2,
dadurch gekennzeichnet, dassdie Führung eine Gewindebohrung aufweist, in der als Einstellelement der Fixiereinrichtung (12a) eine Stellschraube verläuft. - Schalteinrichtung nach einem der vorangehenden Ansprüche,
dadurch gekennzeichnet, dassdie Koppeleinrichtung (6a)auch eine Sperrbohrung (17a) aufweist, in die zum Sperren des beweglichen Kontaktstückes (4a) ein Sperrbolzen einschiebbar ist. - Schalteinrichtung nach einem der vorangehenden Ansprüche,
dadurch gekennzeichnet, dassdie Fixiereinrichtung (12a) mit dem Sockel lösbar verbunden ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10325141 | 2003-05-27 | ||
DE2003125141 DE10325141B3 (de) | 2003-05-27 | 2003-05-27 | Anordnung mit einem Vakuumleistungsschalter |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1482528A2 true EP1482528A2 (de) | 2004-12-01 |
EP1482528A3 EP1482528A3 (de) | 2006-08-23 |
Family
ID=33103674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04090174A Withdrawn EP1482528A3 (de) | 2003-05-27 | 2004-05-05 | Anordnung zum Verriegeln eines beweglichen Kontaktstückes einer Schalteinrichtung |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1482528A3 (de) |
DE (1) | DE10325141B3 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006131442A1 (de) * | 2005-06-07 | 2006-12-14 | Siemens Aktiengesellschaft | Antriebsanordnung mit einer antriebseinrichtung eines elektrischen schaltgerätes sowie verfahren zum betrieb der antriebsanordnung |
CN101887811A (zh) * | 2010-07-06 | 2010-11-17 | 杭州电力设备制造有限公司 | 一种机械防误闭锁机构 |
WO2011075931A1 (zh) * | 2009-12-21 | 2011-06-30 | 湖北盛佳电器设备有限公司 | 具有短路自锁功能的机械式高压断路器 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008008479A1 (de) * | 2008-02-08 | 2009-10-15 | Siemens Aktiengesellschaft | Anordnung mit einem bewegbaren Blockierelement |
DE202010016211U1 (de) * | 2010-11-30 | 2012-03-01 | Maschinenfabrik Reinhausen Gmbh | Umsteller |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7239854U (de) * | 1972-10-30 | 1973-02-08 | Licentia Gmbh | Arretiervorrichtung für Hochspannungs leistungsschalter |
DE4239419A1 (de) * | 1992-11-19 | 1994-05-26 | Siemens Ag | Leistungsschaltergehäuse |
US5563390A (en) * | 1994-02-01 | 1996-10-08 | Gec Alsthom T & D Inc. | Actuating mechanism for actuating a protective interrupting chamber |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD247101A1 (de) * | 1986-02-26 | 1987-06-24 | Liebknecht Transformat | Verriegelungsanordnung fuer druckmittelbetriebene hochspannungsschalter |
-
2003
- 2003-05-27 DE DE2003125141 patent/DE10325141B3/de not_active Expired - Fee Related
-
2004
- 2004-05-05 EP EP04090174A patent/EP1482528A3/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7239854U (de) * | 1972-10-30 | 1973-02-08 | Licentia Gmbh | Arretiervorrichtung für Hochspannungs leistungsschalter |
DE4239419A1 (de) * | 1992-11-19 | 1994-05-26 | Siemens Ag | Leistungsschaltergehäuse |
US5563390A (en) * | 1994-02-01 | 1996-10-08 | Gec Alsthom T & D Inc. | Actuating mechanism for actuating a protective interrupting chamber |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006131442A1 (de) * | 2005-06-07 | 2006-12-14 | Siemens Aktiengesellschaft | Antriebsanordnung mit einer antriebseinrichtung eines elektrischen schaltgerätes sowie verfahren zum betrieb der antriebsanordnung |
WO2011075931A1 (zh) * | 2009-12-21 | 2011-06-30 | 湖北盛佳电器设备有限公司 | 具有短路自锁功能的机械式高压断路器 |
CN101887811A (zh) * | 2010-07-06 | 2010-11-17 | 杭州电力设备制造有限公司 | 一种机械防误闭锁机构 |
Also Published As
Publication number | Publication date |
---|---|
DE10325141B3 (de) | 2004-12-02 |
EP1482528A3 (de) | 2006-08-23 |
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