EP3340271B1 - Ensemble de pièces de contact de commutation et commutateur auxiliaire le comprenant - Google Patents

Ensemble de pièces de contact de commutation et commutateur auxiliaire le comprenant Download PDF

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Publication number
EP3340271B1
EP3340271B1 EP17208586.2A EP17208586A EP3340271B1 EP 3340271 B1 EP3340271 B1 EP 3340271B1 EP 17208586 A EP17208586 A EP 17208586A EP 3340271 B1 EP3340271 B1 EP 3340271B1
Authority
EP
European Patent Office
Prior art keywords
contact
movable contact
change
piece assembly
contact piece
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.)
Active
Application number
EP17208586.2A
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German (de)
English (en)
Other versions
EP3340271A1 (fr
Inventor
Yang Wang
Xian SHEN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of EP3340271A1 publication Critical patent/EP3340271A1/fr
Application granted granted Critical
Publication of EP3340271B1 publication Critical patent/EP3340271B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H01H71/462—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts housed in a separate casing, juxtaposed to and having the same general contour as the main casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/225—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member the supporting member being pivotable
    • 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
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H01H2071/467—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts with history indication, e.g. of trip and/or kind of trip, number of short circuits etc.

Definitions

  • the present invention relates to the field of low-voltage electrics, and in particular to a contact piece assembly and an auxiliary switch having the change-over contact piece assembly.
  • EP 2 009 657 A2 discloses a contact piece assembly according to the first part of claim 1. Further contact piece assembly are known from WO 2010/052077 A1 and EP 0 667 630 A1 .
  • An object of the present invention is to provide a contact piece assembly for change-over which can ensure that a movable contact carrier applies the same contact piece pressure to stationary contact pieces on upper and lower sides to thereby ensure the stability of electrical contact between a movable contact and a stationary contact.
  • the object is met by a contact piece assembly according to claim 1 and an auxiliary switch according to claim 7 or 8. Preferred embodiments are disclosed in the subclaims.
  • the present invention provides a change-over contact piece assembly for achieving switching between different electrical circuits, the change-over contact piece assembly comprising: a first stationary contact piece with a first stationary contact provided thereon; a second stationary contact piece with a second stationary contact provided thereon; and a movable contact piece assembly comprising: a movable contact carrier connectable to a rotary member; a movable contact fixed on the movable contact carrier; and a reset member, with one end thereof being connected to the movable contact carrier, and the other end thereof being connected to the rotary member, wherein as the rotary member rotates, the movable contact can be driven into contact with the first stationary contact or the second stationary contact.
  • the movable contact carrier has a plate-like structure and has a thickness, and the movable contact carrier is provided with at least two clamping portions so as to be separately fitted with and clamped onto the rotary member.
  • the movable contact carrier has a large current-carrying section, which can not only improve a current-carrying capacity, but also effectively reduce an increase in temperature and power consumption.
  • the movable contact carrier comprises a first extension and a second extension, and the first extension and the second extension form an L-shaped structure, the movable contact being located at an end of the first extension.
  • a bent portion bent toward the first extension is further provided at an end of the second extension, and the rotary member is provided with an accommodation groove for accommodating the bent portion, such that the bent portion can be clamped in the accommodation groove.
  • the first extension is also provided with a first mounting groove
  • the rotary member is also provided with a clamping hook
  • the first mounting groove and the clamping hook can be fitted and clamped together.
  • the first extension is also provided with a second mounting groove
  • the rotary member is also provided with a mounting post, one end of the reset member being hooked in the second mounting groove, and the other end of the reset member being sleeved over the mounting post.
  • the rotary member is also provided with two locating protrusions for bearing the movable contact carrier, when the rotary member drives the movable contact carrier to rotate in a first direction and into place, the movable contact carrier takes a first locating protrusion as a rotation fulcrum, and when the rotary member drives the movable contact carrier to rotate in a second direction and into place, the movable contact carrier takes a second locating protrusion as the rotation fulcrum.
  • contact pressure reverses, so that when the movable contact is brought into contact with different stationary contacts, contact pressure is provided by the reset member, and the stability of the contact pressure is ensured.
  • the present invention also provides an auxiliary switch, a housing of the auxiliary switch being internally provided with at least one change-over contact piece assembly which has the above-mentioned structure and features or a combination thereof and which is located on at least one side of the housing.
  • the movable contact carrier of the change-over contact piece assembly is selectively connected to a rotating plate of the auxiliary switch.
  • the first stationary contact piece and the second stationary contact piece are each connected to two wiring terminals located on one side of the housing, and as the rotating plate rotates, the movable contact can be driven into contact with the first stationary contact or the second stationary contact so as to achieve switching between at least two electrical circuits.
  • the product structure is more compact, the movable contact carrier does not easily experience plastic deformation, and moreover, the stability of the electrical contact of the movable contact is better, the current-carrying capability is stronger, and at the same time, the increase in temperature and the power consumption are reduced.
  • the present invention also provides an auxiliary switch, a housing of which being internally provided with two change-over contact piece assemblies which have the above-mentioned structure and features or a combination thereof, and a first rotating plate and a second rotating plate which are arranged concentrically, wherein a first change-over contact piece assembly and a second change-over contact piece assembly are respectively located on two sides of the housing, the movable contact carrier of the first change-over contact piece assembly is connected to the first rotating plate of the auxiliary switch, and the movable contact carrier of the second change-over contact piece assembly is connected to the second rotating plate of the auxiliary switch, as the first rotating plate rotates, the movable contact can be driven into contact with the first stationary contact or the second stationary contact, and as the second rotating plate rotates, the movable contact can be driven into contact with the first stationary contact or the second stationary contact so as to achieve switching between four electrical circuits.
  • the product structure is more compact, the movable contact carrier does not easily experience plastic deformation, and moreover, the stability of the electrical contact of the movable contact is better, the current-carrying capability is stronger, and at the same time, the increase in temperature and the power consumption are reduced.
  • exemplary means “serving as an example, instance, or description,” and any illustration and embodiment described as “exemplary” herein should not be interpreted as a more preferred or a more advantageous technical solution.
  • the present invention relates to a change-over contact piece assembly which can be used for achieving switching between different electrical circuits.
  • the change-over contact piece assembly comprises a first stationary contact piece 81a; 81b, a second stationary contact piece 82a; 82b and a movable contact piece assembly 83a; 83b.
  • the first stationary contact piece is provided with a first stationary contact S2; S5.
  • the second stationary contact piece is provided with a second stationary contact S3; S6.
  • the movable contact piece assembly 83a; 83b comprises a movable contact 85a; 85b, a movable contact carrier 84a; 84b, and a reset member 86a; 86b, wherein the movable contact carrier 84a; 84b is connectable to a rotary member 60; 50 (equivalent to a second rotating plate 60 and a first rotating plate 50 described below).
  • the movable contact 85a; 85b is fixed on the movable contact carrier 84a; 84b.
  • One end of the reset member 86a; 86b is connected to the movable contact carrier 84a; 84b, and the other end of the reset member 86a; 86b is connected to the rotary member 60; 50.
  • the movable contact 85a; 85b can be driven into contact with the first stationary contact S2; S5 or the second stationary contact S3; S6 so as to achieve switching between different circuits.
  • the present invention further relates to an auxiliary switch 100, a housing 10 of which is internally provided with a change-over contact piece assembly having the above-mentioned structure and features or a combination thereof.
  • a structural schematic diagram of the interior of the auxiliary switch 100 of the present invention is shown.
  • Figs. 2 and 3 are respectively structural schematic diagrams of the interior of the auxiliary switch when an operating handle 101 is in an OFF position and in an ON position.
  • two mechanisms namely, an AS mechanism and an FC mechanism
  • the AS mechanism comprises an operating handle 101, a release assembly 20, a connection rod assembly 30, a first lock rod 40, and a first rotating plate 50.
  • the FC mechanism comprises an operating handle 101, a release assembly 20, a connection rod assembly 30, a first lock rod 40, a second lock rod 70, and a second rotating plate 60.
  • first rotating plate 50 and the second rotating plate 60 are arranged concentrically, the first rotating plate 50 can drive the second rotating plate 60 to rotate, and the AS mechanism and the FC mechanism share the operating handle 101, the release assembly 20, the first lock rod 40 and the connection rod assembly 30 therebetween.
  • Six wiring terminals T1, T2, T3, T4, T5 and T6 are arranged on two sides of the housing 10, three wiring terminals T1, T2, T3 and T4, T5, T6 being arranged on each side of the housing 10 so that four different electrical circuits can be formed inside the housing 10.
  • two change-over contact piece assemblies are arranged inside the housing 10. As shown in Figs. 1 to 3 , a first change-over contact piece assembly and a second change-over contact piece assembly are respectively located on the two sides of the housing 10, the movable contact carrier 84a of the first change-over contact piece assembly is connected to the second rotating plate 60 of the auxiliary switch 100, and the movable contact carrier 84b of the second change-over contact piece assembly is connected to the first rotating plate 50 of the auxiliary switch 100.
  • a pair of wiring terminals T1 and T4 away from the operating handle 101 are respectively electrically connected to the movable contact carrier 84a on the second rotating plate 60 and the movable contact carrier 84b on the first rotating plate 50 via flexible wires S7, S8, and respectively remain in a normally closed state.
  • the remaining two pairs of wiring terminals T2, T3, T5, T6 are respectively provided with two pairs of stationary contact pieces S2, S3, S5, S6.
  • only one change-over contact piece assembly may be provided inside the housing 10 of the auxiliary switch 100.
  • the movable contact carrier may be selectively connected to one of the rotating plates of the auxiliary switch 100, for example, same is connectable to the first rotating plate 50 or the second rotating plate 60.
  • the movable contact 85b or 85a on the corresponding side thereof can be driven into contact with the first stationary contact S2; S5 or the second stationary contact S3; S6 so as to achieve switching between at least two electrical circuits.
  • the movable contact carrier 84a has a plate-like structure and has a thickness
  • the movable contact carrier 84a is provided with at least two clamping portions 841a, 848a so as to be separately fitted with and clamped onto the second rotating plate 60.
  • the movable contact carrier 84b has a plate-like structure and has a thickness
  • the movable contact carrier 84b is provided with at least two clamping portions 841b, 848b so as to be separately fitted with and clamped onto the first rotating plate 50.
  • the movable contact carrier has a large current-carrying section, which can not only improve a current-carrying capacity, but also effectively reduce an increase in temperature and power consumption.
  • the movable contact carrier 84a comprises a first extension 843a and a second extension 842a.
  • the first extension 843a and the second extension 842a form an L-shaped structure, the movable contact 85a being located at an end of the first extension 843a.
  • a bent portion 844a bent toward the first extension 843a is further provided at an end of the second extension 842a.
  • the second rotating plate 60 is provided with an accommodation groove 601 for accommodating the bent portion 844a, such that the bent portion 844a can be clamped in the accommodation groove 601.
  • the movable contact carrier 84b comprises a first extension 843b and a second extension 842b.
  • the first extension 843b and the second extension 842b form an L-shaped structure, the movable contact 85b being located at an end of the first extension 843b.
  • a bent portion 844b bent toward the first extension 843b is further provided at an end of the second extension 842b.
  • the first rotating plate 50 is provided with an accommodation groove 501 for accommodating the bent portion 844b, such that the bent portion 844b can be clamped in the accommodation groove 501.
  • first extension 843a is also provided with a first mounting groove 845a
  • second rotating plate 60 is also provided with a clamping hook 602
  • first mounting groove 845a and the clamping hook 602 can be fitted and clamped together
  • first extension 843b is also provided with a first mounting groove 845b
  • the first rotating plate 50 is also provided with a clamping hook 502
  • the first mounting groove 845b and the clamping hook 502 can be fitted and clamped together.
  • the first extension 843a is also provided with a second mounting groove 846a
  • the second rotating plate 60 is also provided with a mounting post 603, one end of the reset member 86a being hooked in the second mounting groove 846a, and the other end of the reset member 86a being sleeved over the mounting post 603.
  • the first extension 843b is also provided with a second mounting groove 846b
  • the first rotating plate 50 is also provided with a mounting post 503, one end of the reset member 86b being hooked in the second mounting groove 846b, and the other end of the reset member 86b being sleeved over the mounting post 503.
  • the second rotating plate 60 is also provided with two locating protrusions 604, 605, and the first extension 843a can selectively abut against either one of the locating protrusions so that, when the second rotating plate 60 drives the movable contact carrier 84a to rotate in a first direction, the movable contact carrier 84a takes the first locating protrusion 604 as a rotation fulcrum, and when the second rotating plate 60 drives the movable contact carrier 84a to rotate in a second direction, the movable contact carrier 84a takes the second locating protrusion 605 as the rotation fulcrum.
  • the first rotating plate 50 is also provided with two locating protrusions 504, 505, and the first extension 843b can selectively abut against either one of the locating protrusions so that, when the first rotating plate 50 drives the movable contact carrier 84b to rotate in the first direction, the movable contact carrier 84b takes the first locating protrusion 504 as a rotation fulcrum, and when the rotary member 50 drives the movable contact carrier 84b to rotate in the second direction, the movable contact carrier 84b takes the second locating protrusion 505 as the rotation fulcrum.
  • contact pressure reverses, so that when the movable contact is brought into contact with different stationary contacts, contact pressure is provided by the reset member, and the stability of the contact pressure is ensured.
  • the contact pressure of the contact thereof is provided by the reset member, a tension action point is located on the movable contact piece close to a fulcrum, and the influence of the accumulated tolerance of parts on a reset force is reduced by a lever, therefore, the influence of the dimensional tolerance of the mechanical parts on the contact pressure of the contact can be effectively reduced. Since the reset member has a more stable pull force, the stability of the contact pressure can be ensured. With the change of the two fulcrums, the contact pressure reverses, so that when the movable contact is brought into contact with different stationary contacts, contact pressure is provided by the reset member, and a stable contact pressure is provided.
  • the movable contact carrier of the present invention has a large current-carrying section, the current-carrying capacity can be increased, and an increase in temperature and power consumption can be reduced.
  • the movable contact carrier has a short length, which can meet the requirements for the spatial compactness of a product. Since the movable contact carrier has a high degree of rigidity, plastic deformation cannot occur.
  • each embodiment does not only comprise an independent technical solution, and this narrative manner of the description is only for clarity.
  • the description shall be regarded as a whole, and the technical solution in each of the embodiments can also be suitably combined to form other implementations that can be understood by a person skilled in the art.

Landscapes

  • Breakers (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Manufacture Of Switches (AREA)

Claims (8)

  1. Ensemble de pièces de contact pour réaliser une communication entre différents circuits électriques, l'ensemble de pièces de contact comprenant
    une première pièce de contact fixe (81a ; 81b) dotée d'un premier contact fixe (S2 ; S5) ;
    une seconde pièce de contact fixe (82a ; 82b) dotée d'un second contact fixe (S3 ; S6) ; et
    un ensemble de pièces de contact mobile (83a ; 83b) comprenant :
    un porte-contact mobile (84a ; 84b) pouvant être connecté à un élément rotatif (60 ; 50) ;
    un contact mobile (85a ; 85b) fixé sur le porte-contact mobile (84a ; 84b) ; et
    un élément de réinitialisation (86a ; 86b), dont une extrémité est connectée au porte-contact mobile (84a ; 84b), et l'autre extrémité est connectée à l'élément rotatif (60 ; 50), l'élément de réinitialisation (86a ; 86b) convenant pour générer une pression de contact,
    dans lequel quand l'élément rotatif (60 ; 50) tourne, le contact mobile (85a ; 85b) peut être amené en contact avec le premier contact fixe (S2 ; S5) ou le second contact fixe (S3 ; S6) ;
    caractérisé en ce que
    l'ensemble de pièces de contact est un ensemble de pièces de contact de commutation,
    dans lequel l'élément rotatif (60 ; 50) est doté de deux protubérances de positionnement (604, 605 ; 504, 505) pour porter le porte-contact mobile (84a ; 84b), quand l'élément rotatif (60 ; 50) entraîne le porte-contact mobile (84a ; 84b) pour qu'il tourne dans un premier sens et se mette en place, le porte-contact mobile (84a ; 84b) utilise une première protubérance de positionnement (604 ; 504) comme appui de rotation, et quand l'élément rotatif (60 ; 50) entraîne le porte-contact mobile (84a ; 84b) pour qu'il tourne dans un second sens et se mette en place, le porte-contact mobile (84a ; 84b) utilise une seconde protubérance de positionnement (605 ; 505) comme appui de rotation, dans lequel avec le changement des deux appuis de rotation la pression de contact s'inverse, de telle sorte que quand le contact mobile (85a ; 85b) est amené en contact avec le premier contact fixe (S2 ; S5) ou le second contact fixe (S3 ; S6), la pression de contact est fournie par l'élément de réinitialisation (86a ; 86b) .
  2. Ensemble de pièces de contact de commutation selon la revendication 1, dans lequel le porte-contact mobile (84a ; 84b) a une structure en forme de plaque et une épaisseur, et le porte-contact mobile (84a ; 84b) est doté d'au moins deux parties de serrage (841a, 848a ; 841b, 848b) de manière à être ajusté séparément et serré sur l'élément rotatif (60 ; 50).
  3. Ensemble de pièces de contact de commutation selon la revendication 2, dans lequel le porte-contact mobile (84a ; 84b) comprend un premier prolongement (843a ; 843b) et un second prolongement (842a ; 842b), et le premier prolongement (843a ; 843b) et le second prolongement (842a ; 842b) forment une structure en forme de L, le contact mobile (85a ; 85b) étant placé à une extrémité du premier prolongement (843a ; 843b).
  4. Ensemble de pièces de contact de commutation selon la revendication 3, dans lequel une partie coudée (844a, 844b) coudée vers le premier prolongement (843a ; 843b) est fournie en outre à une extrémité du second prolongement (842a ; 842b), et l'élément rotatif (60 ; 50) est doté d'une rainure de réception (601 ; 501) destinée à recevoir la partie coudée (844a ; 844b), de telle sorte que la partie coudée (844a ; 844b) puisse être serrée dans la réunion de réception (601 ; 501).
  5. Ensemble de pièces de contact de commutation selon la revendication 3 ou 4, dans lequel le premier prolongement (843a ; 843b) est également doté d'une première réunion de montage (845a ; 845b), l'élément rotatif (60 ; 50) est également doté d'un crochet de serrage (602 ; 502), et la première rainure de montage (845a ; 845b) et le crochet de serrage (602 ; 502) peuvent être montés et serrés ensemble.
  6. Ensemble de pièces de contact de commutation selon la revendication 5, dans lequel le premier prolongement (843a ; 843b) est également doté d'une seconde rainure de montage (846a ; 846b), et l'élément rotatif (60 ; 50) est également doté d'un montant (603 ; 503), une extrémité de l'élément de réinitialisation (86a ; 86b) étant accrochée dans la seconde rainure de montage (846a ; 846b), et l'autre extrémité de l'élément de réinitialisation (86a ; 86b) étant emmanchée par-dessus le montant (603 ; 503).
  7. Commutateur auxiliaire (100), dont un boîtier (10) est doté intérieurement d'au moins un ensemble de pièces de contact de commutation selon l'une quelconque des revendications 1 à 6, dans lequel l'ensemble de pièces de contact de commutation est placé sur au moins un côté du boîtier (10), et le porte-contact mobile (84a ; 84b) de l'ensemble de pièces de contact de commutation est connecté sélectivement à une plaque de rotation (60 ; 50) du commutateur auxiliaire (100) ; la première pièce de contact fixe (81a ; 81b) et la seconde pièce de contact fixe (82a ; 82b) sont chacune connectées à deux bornes de câblage (T2, T3 ; T5, T6) situées sur un côté du boîtier (10) ; et quand la plaque de rotation (60 ; 50) tourne, le contact mobile (85a ; 85b) peut être amené en contact avec le premier contact fixe (S2 ; S5) ou le second contact fixe (S3 ; S6) de manière à réaliser une commutation entre au moins deux circuits électrique.
  8. Commutateur auxiliaire (100), dont un boîtier (10) est doté intérieurement de deux ensembles de pièces de contact de commutation selon l'une quelconque des revendications 1 à 6, et d'une première plaque de rotation (60) et d'une seconde plaque de rotation (50) qui sont agencées concentriquement, dans lequel un premier ensemble de pièces de contact de commutation et un second ensemble de pièces de contact de commutation sont respectivement placés sur deux côtés du boîtier (10), le porte-contact mobile (84a) du premier ensemble de pièces de contact de commutation est connecté à la première plaque de rotation (60) du commutateur auxiliaire (100), et le porte-contact mobile (84b) du second ensemble de pièces de contact de commutation est connecté à la seconde plaque de rotation (50) du commutateur auxiliaire (100), au fur et à mesure que la première plaque de rotation (60) tourne, le contact mobile (85a) peut être amené en contact avec le premier contact fixe (S2) ou le second contact fixe (S3), et au fur et à mesure que la seconde plaque de rotation (50) tourne, le contact mobile (85b) peut être amené en contact avec le premier contact fixe (S5) ou le second contact fixe (S6) de manière à réaliser une commutation entre quatre circuits électriques.
EP17208586.2A 2016-12-22 2017-12-19 Ensemble de pièces de contact de commutation et commutateur auxiliaire le comprenant Active EP3340271B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611199511.6A CN108231440B (zh) 2016-12-22 2016-12-22 转换触片组件及具有其的辅助开关

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EP3340271A1 EP3340271A1 (fr) 2018-06-27
EP3340271B1 true EP3340271B1 (fr) 2019-10-16

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ATE200364T1 (de) * 1994-02-11 2001-04-15 Siemens Ag Schalteinrichtung mit drehbarem tragkörper für kontaktträger
FR2777694B1 (fr) * 1998-04-17 2000-05-26 Schneider Electric Ind Sa Bloc auxiliaire de signalisation adaptable a un disjoncteur de protection
JP3930283B2 (ja) * 2001-10-15 2007-06-13 株式会社新愛知電機製作所 トグル機構を備えた電源切替開閉器
CN101335135B (zh) * 2007-06-29 2011-04-20 西门子公司 双转盘开关触头装置
CN101740273B (zh) * 2008-11-10 2013-04-10 西门子公司 开关装置
CN102426946B (zh) * 2011-11-15 2014-03-12 安徽鑫龙电器股份有限公司 一种用于低压电器的辅助触头结构
JP6415334B2 (ja) * 2015-01-23 2018-10-31 株式会社新愛知電機製作所 電源切替開閉器

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

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Publication number Publication date
CN108231440B (zh) 2020-01-07
EP3340271A1 (fr) 2018-06-27
CN108231440A (zh) 2018-06-29

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