EP1478003B1 - Leistungsschalter - Google Patents
Leistungsschalter Download PDFInfo
- Publication number
- EP1478003B1 EP1478003B1 EP04090114A EP04090114A EP1478003B1 EP 1478003 B1 EP1478003 B1 EP 1478003B1 EP 04090114 A EP04090114 A EP 04090114A EP 04090114 A EP04090114 A EP 04090114A EP 1478003 B1 EP1478003 B1 EP 1478003B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- switching
- enclosure
- circuit breaker
- pole
- fastening means
- 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 - Lifetime
Links
- 238000005192 partition Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/025—Constructional details of housings or casings not concerning the mounting or assembly of the different internal parts
- H01H71/0257—Strength considerations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1009—Interconnected mechanisms
-
- 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
- H01H2003/326—Driving mechanisms, i.e. for transmitting driving force to the contacts using bearings
Definitions
- the invention relates to a circuit breaker with in the The preamble of claim 1 mentioned features (DE 197 39 702 C1 and EP-A-0859387).
- circuit breakers such as gas pressure and current grinding forces, on.
- circuit breakers such as gas pressure and current grinding forces, on.
- a housing construction with steel components or the like is in addition to the problems of required isolation no longer up-to-date, uneconomical and difficult to handle.
- the object of the invention is therefore the disadvantages of the known Prior art to avoid and a circuit breaker which can be achieved by an easily realizable, low-deformation structure distinguishes and a high Surge current carrying capacity with low required contact forces having.
- This object is achieved in that at least a first and a second respectively for connecting the two housing shells serving fasteners respectively on the one hand on the second housing shell and on the other one of the control shaft bearing is supported.
- a Design of the power flow is thus on the second housing shell and the fastening means directly into the Shaft bearing and the selector shaft.
- the bending strength the shift shaft thus contributes to the relief of the first housing shell at, so that this first housing shell accordingly formed less massive compared to the second housing shell can be.
- the low Deformability ensures a high surge current carrying capacity, with low contact forces are required.
- the second housing shell is ribbed. To this Way, the deformability of the second housing shell and thus the other directly or indirectly connected with it Components reduced, reducing the surge current capability is increased.
- FIG. 1 shows a detail of a representation of a Circuit breaker 10 according to the invention.
- the circuit breaker 10 is a multi-part switching pole housing 14, from which only one designed as a front wall first housing shell 16 is visible, three switching poles 22, a switching shaft 12 and shaft bearings 18, 20 constructed. Between Switching chambers of the switching poles 22 extend Poltrennclaim 30th such that each of the switching poles 22 in a switching pole chamber is included. To form the outer Wennpolhuntn In addition, from the two housing shells 16, 24 formed outer side walls 31 at.
- FIG. 2 shows a section through the circuit breaker 10 in FIG Figure 1 along the distance B-B, which is one of the switch shaft bearing 20 cuts and passes through a pole partition wall 30, demonstrated.
- the tie rods and stem bearings 20 are each connected by a screw 28.
- On the opposite side of each of the switch shaft bearing 20 has the circuit breaker 10 another screw 28th for connecting the shaft bearing 20 with the first housing shell 16 on.
- the switching shaft bearing 20 is the Switching shaft 12 is subjected to bending, wherein the power flow via the second housing shell 24, the fastening means 26 and the screw 28 in the thread of the control shaft bearings 20 and finally takes place in the switching shaft 12. Thereby If a discharge of the first housing shell 16 is achieved, Which for geometric reasons not as massive as the second housing shell 24 can be performed.
- Low-deformation design of the circuit breaker 10 becomes a high surge current carrying capacity at low Contact forces reached.
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Breakers (AREA)
Description
- Figur 1
- einen Leistungsschalter mit Schaltwellenlagern und
- Figur 2
- den Leistungsschalter gemäß der Figur 1 im Schnitt.
Claims (4)
- Leistungsschalter (10) mit einem Schaltpol-Gehäuse (14) zur Aufnahme zumindest eines Schaltpoles (22), dessen Schaltkontakte (11, 13) bei geschlossener Stellung in einer vorgegebenen Kontaktebene (15) aneinander anliegen, und mit einer Schaltwelle (12) zur Übertragung von Antriebskräften auf den zumindest einen Schaltpol, bei dem das Schaltpol-Gehäuse (14) eine erste und eine zweite Gehäuseschale (16, 24) aufweist, die entlang einer im wesentlichen parallel zu der Kontaktebene (15) verlaufenden Teilungsfuge (17) aneinander anliegen und bei dem die Schaltwelle (12) mittels zumindest zweier an der ersten Gehäuseschale (16) gehaltenen Schaltwellenlager (20) gelagert ist,
dadurch gekennzeichnet dass,
zumindest ein erstes und ein zweites jeweils zum Verbinden der beiden Gehäuseschalen dienendes Befestigungsmittel (26) jeweils einerseits an der zweiten Gehäuseschale (24) und andererseits an einem der Schaltwellenlager (20) abgestützt ist. - Leistungsschalter nach Anspruch 1,
dadurch gekennzeichnet dass,
die zweite Gehäuseschale (24) verrippt ist. - Leistungsschalter nach einem der vorhergehenden Ansprüche, bei dem das Schaltpol-Gehäuse (14) zur räumlichen Trennung benachbarter Schaltpole Poltrennwände (30) aufweist und bei dem die beiden Gehäuseschalen (16, 24) äußere Seitenwände bilden
dadurch gekennzeichnet dass,
sich zumindest eines der Befestigungsmittel (26) in einer der Poltrennwände (30) und/oder einer der Seitenwände (31) erstreckt. - Leistungsschalter nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet dass,
als Befestigungsmittel (26) Zuganker vorgesehen sind.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10323094 | 2003-05-16 | ||
DE10323094A DE10323094B3 (de) | 2003-05-16 | 2003-05-16 | Leistungsschalter |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1478003A1 EP1478003A1 (de) | 2004-11-17 |
EP1478003B1 true EP1478003B1 (de) | 2005-10-26 |
Family
ID=32695251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04090114A Expired - Lifetime EP1478003B1 (de) | 2003-05-16 | 2004-03-19 | Leistungsschalter |
Country Status (3)
Country | Link |
---|---|
US (1) | US6972388B2 (de) |
EP (1) | EP1478003B1 (de) |
DE (2) | DE10323094B3 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109036982A (zh) * | 2018-10-16 | 2018-12-18 | 中欧电气有限公司 | 一种插接式小型断路器 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3569652A (en) | 1968-10-24 | 1971-03-09 | Westinghouse Electric Corp | Cam operated circuit breaker with single stroke manual spring charging means |
US4218596A (en) * | 1978-01-16 | 1980-08-19 | Gould Inc. | Circuit breaker molded housing |
US4598186A (en) | 1983-05-09 | 1986-07-01 | Square D Company | Vent arrangement for high amperage molded case circuit breaker |
DE3431288A1 (de) * | 1984-08-23 | 1986-03-06 | Siemens AG, 1000 Berlin und 8000 München | Kontaktanordnung fuer niederspannungs-leistungsschalter mit einem zweiarmigen kontakthebel |
DE3542746A1 (de) * | 1985-11-29 | 1987-06-04 | Siemens Ag | Leistungsschalter mit einer antriebsvorrichtung und einem energiespeicher |
DE3544666A1 (de) * | 1985-12-13 | 1987-06-19 | Siemens Ag | Hebelanordnung zur uebertragung begrenzter schwenkbewegungen |
FR2624649B1 (fr) | 1987-12-10 | 1990-04-06 | Merlin Gerin | Disjoncteur multipolaire de calibre eleve constitue par deux boitiers accoles |
US4899253A (en) * | 1988-09-19 | 1990-02-06 | Siemens Energy & Automation, Inc. | Molded case circuit breaker housing reinforcement |
IT1289483B1 (it) | 1996-12-20 | 1998-10-15 | Sace Spa | Interruttore elettrico con mezzi per la regolazione dei contatti |
IT1289484B1 (it) * | 1996-12-20 | 1998-10-15 | Sace Spa | Interruttore di bassa tensione |
DE19739702C1 (de) * | 1997-09-04 | 1998-12-10 | Siemens Ag | Niederspannungs-Leistungsschalter mit einer Schaltwelle |
US5981888A (en) * | 1998-01-14 | 1999-11-09 | General Electric Company | Closing spring lock-out mechanism for an industrial rated circuit breaker |
US6249197B1 (en) * | 1999-08-27 | 2001-06-19 | Eaton Corporation | Circuit interrupter providing improved securement of an electrical terminal within the housing |
DE19948716C1 (de) * | 1999-09-30 | 2000-12-07 | Siemens Ag | Anordnung zur Lagerung der Schaltwelle eines Niederspannungs-Leistungsschalters und mehrpoliger Niederspannungs-Leistungsschalter mit eienr Anordnung zur Lagerung der Schaltwelle |
JP2002231111A (ja) * | 2001-01-31 | 2002-08-16 | Mitsubishi Electric Corp | 開閉器操作装置の駆動力蓄勢装置 |
DE20103230U1 (de) * | 2001-02-16 | 2002-06-20 | Siemens AG, 80333 München | Niederspannungs-Leistungsschalter mit einer Lageranordnung für die Schaltwelle |
CN1268050C (zh) * | 2001-04-23 | 2006-08-02 | 西门子公司 | 带有一根主动轴和一个防止该主动轴被操作的闭锁机构的电开关 |
DE10129505C1 (de) * | 2001-06-19 | 2002-10-10 | Moeller Gmbh | Mehrpoliges Schaltgerät mit Zweifachgehäuse |
-
2003
- 2003-05-16 DE DE10323094A patent/DE10323094B3/de not_active Expired - Fee Related
-
2004
- 2004-03-19 EP EP04090114A patent/EP1478003B1/de not_active Expired - Lifetime
- 2004-03-19 DE DE502004000115T patent/DE502004000115D1/de not_active Expired - Fee Related
- 2004-05-14 US US10/845,420 patent/US6972388B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6972388B2 (en) | 2005-12-06 |
EP1478003A1 (de) | 2004-11-17 |
DE10323094B3 (de) | 2004-08-12 |
DE502004000115D1 (de) | 2005-12-01 |
US20040226811A1 (en) | 2004-11-18 |
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