EP0777246B1 - Interrupteur électrique - Google Patents

Interrupteur électrique Download PDF

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Publication number
EP0777246B1
EP0777246B1 EP96118968A EP96118968A EP0777246B1 EP 0777246 B1 EP0777246 B1 EP 0777246B1 EP 96118968 A EP96118968 A EP 96118968A EP 96118968 A EP96118968 A EP 96118968A EP 0777246 B1 EP0777246 B1 EP 0777246B1
Authority
EP
European Patent Office
Prior art keywords
switching
switching ring
contact
contact element
actuating member
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
Application number
EP96118968A
Other languages
German (de)
English (en)
Other versions
EP0777246A2 (fr
EP0777246A3 (fr
Inventor
Rainer Kizele
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.)
Marquardt GmbH
Original Assignee
Marquardt GmbH
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 Marquardt GmbH filed Critical Marquardt GmbH
Publication of EP0777246A2 publication Critical patent/EP0777246A2/fr
Publication of EP0777246A3 publication Critical patent/EP0777246A3/fr
Application granted granted Critical
Publication of EP0777246B1 publication Critical patent/EP0777246B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/20—Driving mechanisms

Definitions

  • the invention relates to an electrical switch according to the Preamble of claim 1.
  • Such electrical switches are used as pressure switches for switching an electrical circuit used.
  • pressure switches in motor vehicles, for example Operation of interior lights or the like, find use.
  • From DE-OS 42 02 214 is an electrical switch with an as Knife trained actuator known.
  • the im essentially linearly movable actuator is a compression spring to generate a restoring force in connection.
  • the Actuator acts on a contact bridge, so that the Contact bridge is movable into a switch position. In the Switch position bridges the contact bridge to two fixed contacts Establish an electrical connection so that the switch is switched on.
  • the known switch has a relatively large stroke for the actuator between the on and off position. Thereby the switch requires a large housing with a corresponding one Installation space in the associated electrical device.
  • the installation space is so limited that the known switches can no longer be used.
  • at some applications require a shorter stroke.
  • the invention is therefore based on the object of an electrical Develop switch such that the switch with a small Housing manages and switches safely despite a short stroke.
  • the switch according to the invention has a small number of parts. In order to the manufacturing and assembly costs are reduced.
  • the switch is can be used as an on / off switch and can also be flexibly switched on Convert changeover switch by simply adding another fixed contact in the Housing is to be attached.
  • the switch is also simple To be illuminated in such a way by optionally using a lamp is placed centrally in the middle of the housing. Consequently, the Manufacture in larger quantities, which is what the switch makes it cheaper.
  • the handle in the same position as in the off state. So that the switch can be provided with a panel on the electrical device that the Lever is flush in the bezel, which is particularly the case with Applications in the motor vehicle may be desirable. This allows the handle also acts as a cover for the switch housing train, so that no additional cover is necessary, which the required number of parts further reduced.
  • an electrical switch 1 is in Longitudinal section shown.
  • the switch 1 has an open top Approximately cup-shaped housing 2, which has a base 3 at the bottom is closed. Is located on the upper side of the housing 2 a flange 4 which is provided with through holes 5 so that the electrical switch 1, for example by means of screws in one electrical device is attachable.
  • the base 3 is from the electrical connections 6 for the switch 1, in which Inside the housing 2 at the connections 6 fixed contacts 11 are located.
  • the actuator 7 has on his upper part a cross section that is essentially the cross section corresponds to the upper opening of the housing 2. So that forms Actuator 7 at the same time the upper end of the housing 2, so that there is no need for a separate cover.
  • a cap 13 At the top of the Actuator 7 is a cap 13 for actuating the Switch 1 put on by the user.
  • a compression spring 8 which with one end abuts the actuator 7 so that the actuator 7 is movable against a restoring force.
  • a switching ring 9 which is located in the housing 2.
  • the Switch ring 9 is designed such that this due to Action of the actuator 7 is limited Can perform linear motion. With further influence by the linear movement of the actuator 7 then leads the switching ring 9 a rotary motion.
  • the switching ring 9 acts during this rotary movement then continue on a contact bridge that consists of a rotatably mounted
  • contact element 10 for movement into a switching position, in which the contact bridge electrically bridges the fixed contacts 11.
  • the switching ring 9 has approximately the shape of a cylinder.
  • cavity 12 In the interior of the cylinder there is a in Fig. 1st shown cavity 12 with an approximately circular cross section.
  • a part 14 on the actuating member 7 projects into this cavity 12.
  • This part 14 also has an approximately circular shape Cross-section.
  • the switching ring 9 On part 14 of actuator 7 and in cavity 12 the switching ring 9 has a toothing 15 with which the Actuator 7 acts on the switching ring 9.
  • the switching ring 9 has a toothing 15 with which the Actuator 7 acts on the switching ring 9.
  • At least part of the Teeth 15 is inclined so that the Linear movement of the actuator 7 in a rotary movement of the Switching rings 9 is convertible.
  • the toothing 15 is as spiral groove 16 on the circumference of part 14 on the actuator 7 in trained like a screw thread while on the wall of the cavity 12 a corresponding spiral, in the groove 16th engaging approach 17 is attached.
  • the spiral attachment 17 instead of the spiral attachment 17, for example to arrange a simple, straight protruding pin.
  • Guide means are attached to the switching ring 9, which with a Interact switch 1 located stop.
  • the attack is on and / or arranged in the housing 2 and is shown in the embodiment formed by a groove wall 18 of a groove 19 which is located in the housing 2 switch 1 is located.
  • the guide means is present as one Approach 20 engaging in the groove 19 on the switching ring 9. If the actuator 7 is moved, it is due to the toothing 15 the switching ring 9 moves linearly until the neck 20 on the Groove wall 18 is present. This causes a further linear movement of the Switch ring 9 prevented and this is due to the oblique running toothing 15 then rotated, the projection 20 on the Groove wall 18 slides along.
  • the size of the groove 19 is dimensioned that both the required linear and rotary movement of the Switch ring 9 can be done.
  • the contact element 10 is designed in the manner of a disc, such as the Fig. 2 can be seen in more detail.
  • This disc is in one plane running approximately parallel to the fixed contacts 11 arranged.
  • the switch contacts are located on the circumference of the disc 21.
  • the switching contacts 21 are expediently in one piece with the Washer formed by the switching contacts 21 partially from the Disc cut out and bent from this as you can 3 in particular.
  • the switch contacts 21 have at least one extending in the plane of the fixed contacts 11 Contact surface 22, which in turn can be seen in more detail in FIG. 2.
  • the means for rotating the contact element 10 are also shown in FIG. 2 shown. These means consist of at least one cam 23 and a corresponding receptacle 24.
  • the cam 23 is on Switch ring 9 on the side facing the contact element 10 arranged and protruding approximately wedge-shaped from the switching ring 9 educated.
  • the receptacle 24 is located on the switching ring 9 facing side of the contact element 10 and has an edge 25. The cam 23 arrives with the linear movement of the switching ring 9 its steep surface 26 of the wedge engages with the edge 25 the recording 24.
  • the cam 23 is on a spring arm 27 of the Switch rings 9.
  • the spring arm 27 is in one piece by a partial Free cut 28 connected to the switching ring 9. So with the Rotary movement of the contact element 10 no one-sided forces on the Contact element 10 can be exerted on the switching ring 9 optionally two diametrically opposite spring arms 27 be with cam 23.
  • Appropriately located on a spring arm 27 at least two cams 23, 23 'with approximately a distance corresponding to half the distance of the switching contacts 21 on the side of the switching ring 9 assigned to the contact element 10 are arranged.
  • the switching positions of the contact element 10 as Rest positions are formed.
  • a locking curve 29 on the base 3 of the housing 2.
  • the Latching curve 29 engages a surface 30 on the contact element 10 springy.
  • the surface 30 can optionally be adjacent to the Be contact surface 22 on the switching contact 21.
  • the locking curve 29 has expediently such an area that a for the user Actuation of the switch 1 noticeable pressure point when moving the Contact element 10 is generated.
  • the to generate the restoring force for the actuator 7, serving compression spring 8 is at its other end on the Contact element 10 arranged.
  • the compression spring 8 exercises at the same time the contact force with which the switching contact 21 on the fixed contact 11th can be created from. Since the switch contact 21, which is 30 engages in the locking curve 29, is located on the contact element 10, is also the spring force for the compression spring 8 Detent and the creation of pressure point causes.
  • the switch 1 can be designed to be illuminated in a simple manner become.
  • the actuator 7 has an approximate arranged concentrically to the cavity 12 of the switching ring 9 inner Cavity 31, which can be seen in FIG. 1, and the contact element 10 a central opening 32 shown in Fig. 3 in the inner Cavity 31 and the central opening 32 is a lamp 33, for example an incandescent lamp or a light emitting diode, for lighting of the actuator 7 can be used.
  • the contact surfaces can also be tangential to the circumference of the contact element and the fixed contacts on the side Housing wall can be arranged instead of on the base.
  • a switch can also easily be produced by a further fixed contact is arranged, so that in a further switching position the contact element establishes electrical connection to the further fixed contact.
  • the switch can also be arranged appropriately for several fixed contacts be designed as a switch for several circuits or the like.

Landscapes

  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)

Claims (10)

  1. Commutateur électrique comportant un organe d'actionnement (7) pouvant être déplacé de façon généralement linéaire contre une force de rappel, qui agit sur un pont de contact pour le déplacer dans une position de commutation, le pont de contact reliant électriquement, dans la position de commutation, des contacts fixes (11),
    caractérisé en ce que l'organe d'actionnement (7) agit par coopération de formes et/ou sous l'influence d'une force sur une bague de commutation (9), en ce que la bague de commutation (9) est réalisée de sorte que la bague de commutation (9), en raison de l'action de l'organe d'actionnement (7), peut effectuer simplement un déplacement linéaire limité et, lors d'un actionnement ultérieur, effectue un mouvement rotatif, en ce que le pont de contact constitué d'un élément de contact (10) monté de façon rotative, et en ce que, sur la bague de commutation (9) et l'élément de contact (10), sont agencés des moyens qui peuvent être amenés en liaison active ensemble par le déplacement linéaire de la bague de commutation (9), de sorte que, lors du mouvement rotatif de la bague de commutation (9), l'élément de contact (10) peut être tourné dans la position de commutation.
  2. Commutateur électrique selon la revendication 1,
    caractérisé en ce que l'organe d'actionnement (7) agit sur la bague de commutation (9) au moyen d'une denture (15), une partie de la denture (15) étant agencée sur l'organe d'actionnement (7) et l'autre partie de la denture (15) sur la bague de commutation (9), et en ce que, avantageusement, au moins une partie de la denture (15) est réalisée en s'étendant de façon inclinée, en particulier la partie s'étendant de façon inclinée de la denture (15) étant agencée sous forme de spirale ou d'hélice.
  3. Commutateur électrique selon la revendication 1 ou 2,
    caractérisé en ce que la bague de commutation (9) présente une cavité (12), en particulier ayant une section transversale sensiblement circulaire, une partie (14) sur l'organe d'actionnement (7), en particulier ayant une section transversale sensiblement circulaire, pénétrant dans cette cavité (12) et, avantageusement la denture (15) étant réalisée comme rainure (16) en forme de spirale à la périphérie de l'organe d'actionnement (7) à la manière d'un filet de vis, et, encore avantageusement, une pièce rapportée (17) s'engageant dans la rainure (16) étant agencée sur la paroi de la cavité (12).
  4. Commutateur électrique selon la revendication 1, 2 ou 3,
    caractérisé en ce que, pour limiter le déplacement linéaire de la bague de commutation (9), des moyens de guidage sont agencés sur la bague de commutation (9), lesquels coopèrent avec une butée se trouvant sur le commutateur (1), qui est agencée en particulier sur et/ou dans le boítier (2) du commutateur (1), la butée étant formée avantageusement par une paroi (18) d'une rainure (19) dans le boítier (2), et, encore avantageusement, une pièce rapportée (20) servant de moyen de guidage sur la bague de commutation (9) s'engageant dans la rainure (19).
  5. Commutateur électrique selon une des revendications 1 à 4,
    caractérisé en ce que l'élément de contact (10) est réalisé à la manière d'un disque à la périphérie duquel sont agencés les contacts de commutation (21), le disque étant agencé avantageusement dans un plan s'étendant sensiblement parallèlement aux contacts fixes (11) et les contacts de commutation (21) possédant au moins une surface de contact (22) s'étendant dans le plan des contacts fixes (11), en ce que, en particulier, les contacts de commutation (21) réalisés en une pièce avec le disque sont découpés partiellement du disque et courbés à partir de celui-ci.
  6. Commutateur électrique selon une des revendications 1 à 5,
    caractérisé en ce que les moyens pour faire tourner l'élément de contact (10) sont constitués d'au moins un ergot (23) et d'un récepteur (24) correspondant à celui-ci, qui sont agencés sur la bague de commutation (9) ainsi que sur l'élément de contact (10), en ce que, avantageusement, l'ergot (23) est réalisé en faisant saillie sensiblement en forme de coin de la bague de commutation (9), et en ce que, encore avantageusement, le récepteur (24) est constitué d'un bord (25) sur le contact de commutation (21) sur le côté en regard de la bague de commutation (9), l'ergot (23), en particulier par la surface escarpée (26) du coin, pouvant être amené en engagement avec le récepteur (24) par le déplacement linéaire de la bague de commutation (9).
  7. Commutateur électrique selon la revendication 6,
    caractérisé en ce que l'ergot (23) est agencé sur un bras élastique (27) de la bague de commutation (9), qui est relié en particulier en une pièce par une découpe partielle (28) avec la bague de commutation (9), deux bras élastiques (27) opposés diamétralement l'un à l'autre avec des ergots (23) pouvant se trouver le cas échéant sur la bague de commutation (9), et en ce que, avantageusement, au moins deux ergots (23, 23') sont agencés sur le côté, associé à l'élément de contact (10), de la bague de commutation (9) avec un écartement correspondant sensiblement au demi-écartement des contacts de commutation (21).
  8. Commutateur électrique selon une des revendications 1 à 7,
    caractérisé en ce que la position de commutation de l'élément de contact (10) est réalisée comme position d'encliquetage, une came d'encliquetage (29) étant avantageusement agencée sur le boítier (2) pour créer la position d'encliquetage, came dans laquelle, à chaque fois, une surface (30) sur l'élément de contact (10), qui est le cas échéant voisine de la surface de contact (22) sur le contact de commutation (21), s'engage de façon élastique, et, encore avantageusement, la came d'encliquetage (22) possédant une surface engendrant un point de pression lors du déplacement de l'élément de contact (10).
  9. Commutateur électrique selon une des revendications 1 à 8,
    caractérisé en ce que, pour engendrer la force de rappel pour l'organe d'actionnement (7), un ressort de pression (8) est agencé, par une extrémité, sur l'élément d'actionnement (7) et, par l'autre extrémité, sur l'élément de contact (10), de sorte que le ressort de pression (8) fournit simultanément la force de contact avec laquelle le contact de commutation (21) peut être appliqué contre le contact fixe (11), et la force élastique pour l'encliquetage ainsi que pour engendrer le point de pression.
  10. Commutateur électrique selon une des revendications 1 à 9,
    caractérisé en ce que l'organe d'actionnement (7) possède une cavité interne (31) agencée de façon sensiblement concentrique à la cavité (12) de la bague de commutation (9) et l'élément de contact (10) possède une ouverture centrale (32), de sorte que, dans la cavité interne (31) et dans l'ouverture centrale (32), un moyen lumineux (33) peut être monté pour éclairer l'organe d'actionnement (7), pour l'affichage fonctionnel de la position de commutation ou analogue.
EP96118968A 1995-11-30 1996-11-27 Interrupteur électrique Expired - Lifetime EP0777246B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19544702A DE19544702A1 (de) 1995-11-30 1995-11-30 Elektrischer Schalter
DE19544702 1995-11-30

Publications (3)

Publication Number Publication Date
EP0777246A2 EP0777246A2 (fr) 1997-06-04
EP0777246A3 EP0777246A3 (fr) 1998-06-17
EP0777246B1 true EP0777246B1 (fr) 2002-10-09

Family

ID=7778849

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96118968A Expired - Lifetime EP0777246B1 (fr) 1995-11-30 1996-11-27 Interrupteur électrique

Country Status (2)

Country Link
EP (1) EP0777246B1 (fr)
DE (2) DE19544702A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19802292C1 (de) * 1998-01-22 1999-08-26 Rafi Gmbh & Co Kg Elektrotechn Drucktaste
WO2000045402A1 (fr) 1999-01-26 2000-08-03 Siemens Aktiengesellschaft Interrupteur a pression et a tirage
CN101986404B (zh) * 2010-11-15 2012-11-07 中国科学院长春光学精密机械与物理研究所 旋转电限位机构
EP3005038A2 (fr) * 2013-04-10 2016-04-13 Miles, Vennootschap Onder Firma Dispositif de commutation
CN108453500B (zh) * 2017-02-17 2024-02-23 浙江正泰电器股份有限公司 开关下座装配设备和装配方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE480911C (de) * 1929-08-10 Hugo Krieger Fa Fussbodenschalter, insbesondere fuer Fernsprechzellen
DE443930C (de) * 1925-08-01 1927-05-12 Siemens Schuckertwerke G M B H Drehschalter mit Steilgewindespindel
DE1011751B (de) * 1955-05-27 1957-07-04 Kostal Fa Leopold Fussabblendschalter fuer Kraftfahrzeuge
FR1355599A (fr) * 1963-01-18 1964-03-20 Cem Comp Electro Mec Perfectionnements aux blocs contacts auxiliaires
DE3022404C2 (de) * 1980-06-14 1982-09-02 Fa. Leopold Kostal, 5880 Lüdenscheid Elektrischer Drucktastenschalter
DE3032964A1 (de) * 1980-09-02 1982-04-15 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Drucktastenschalter mit drehbarem schaltelement
DE4202214A1 (de) * 1992-01-28 1993-07-29 Marquardt Gmbh Elektrischer schalter

Also Published As

Publication number Publication date
EP0777246A2 (fr) 1997-06-04
EP0777246A3 (fr) 1998-06-17
DE19544702A1 (de) 1997-06-05
DE59609774D1 (de) 2002-11-14

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