EP2141717A2 - Dispositif de commutation doté d'un dispositif de déclenchement - Google Patents

Dispositif de commutation doté d'un dispositif de déclenchement Download PDF

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Publication number
EP2141717A2
EP2141717A2 EP09007564A EP09007564A EP2141717A2 EP 2141717 A2 EP2141717 A2 EP 2141717A2 EP 09007564 A EP09007564 A EP 09007564A EP 09007564 A EP09007564 A EP 09007564A EP 2141717 A2 EP2141717 A2 EP 2141717A2
Authority
EP
European Patent Office
Prior art keywords
control part
switch body
switching device
predetermined
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Withdrawn
Application number
EP09007564A
Other languages
German (de)
English (en)
Other versions
EP2141717A3 (fr
Inventor
Walter Rendgen
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.)
Robert Seuffer GmbH and Co KG
Original Assignee
Robert Seuffer GmbH and Co KG
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 Robert Seuffer GmbH and Co KG filed Critical Robert Seuffer GmbH and Co KG
Publication of EP2141717A2 publication Critical patent/EP2141717A2/fr
Publication of EP2141717A3 publication Critical patent/EP2141717A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • H01H9/24—Interlocking, locking, or latching mechanisms for interlocking two or more parts of the mechanism for operating 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures
    • 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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/58—Manual reset mechanisms which may be also used for manual release actuated by push-button, pull-knob, or slide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02—Details
    • H01H73/04—Contacts
    • H01H73/045—Bridging contacts

Definitions

  • the invention relates to a switching device, and in particular a switching device with a triggering device for the automatic triggering of the switching device.
  • Switching devices with a tripping device generally comprise the provision of electromagnetically controlled tripping devices for triggering the switching device, starting from a switched-on state and according to the detection of the presence of a predetermined tripping or switch-off condition.
  • a safe triggering (disconnection) of the switching device is not guaranteed, for example, in the case of an electromagnetic tripping device, the magnetic force applied by the triggering device is not sufficient to perform the shutdown or complete. This leads to a reduced reliability of the switching device.
  • the invention is based on the object, a switching device with a triggering device such that even with a triggering device with a reduced size and reduced power safe release of the switching device is guaranteed.
  • the switching device comprises a switching unit, which has a switching body which is movable between a first and a second position, with a plurality of contact elements arranged thereon, which in a movement from the first to the second position in contact with the plurality of contact elements opposite fixed contact elements be closed to close a circuit, and a relative to the switch body between a first and a second position movable control part for holding the switch body in its second position when the control part has reached its second position, and a trip unit for triggering the switching device, when the switch body and the control part are in their respective second position, and when a predetermined triggering condition exists, by moving the control part by means of an actuating device of the trip unit in the first position, whereby the Shift body placed in its first position and the circuit is opened, wherein the actuating device are spaced apart in the second position by a predetermined distance without the presence of the predetermined triggering condition and the control part.
  • the trip unit By activating the trip unit in the presence of the predetermined trip condition (detecting the presence of the predetermined trip condition), the trip unit in conjunction with its actuator sets the switch unit to the tripped state.
  • the trip unit the control part that holds the switch body of the switching unit in its second position and thus in the on state (closed circuit), in the first position of the control part of the switching unit, which also offset the switch body in its first position and the plurality of closed Contacts are opened, so that also the circuit is opened.
  • a sufficient amount of energy can be provided for offsetting the control part from the second position (holding the switch body in its second and thus switched-on position) to the first position a smaller dimensioned trip unit is able to bring the control part safely from its second position in its first position and thus safely trigger the switching unit and the entire switching device or turn off.
  • the switching device may comprise a trip unit in the form of an electromagnetically actuated trip unit.
  • the electromagnetically actuated trip unit may comprise at least one magnetic coil and at least one magnetic core.
  • the electromagnetically actuated trip unit may comprise at least one coil, which is supplied in response to the presence of the predetermined triggering signal, a current for energizing the coil, and at least one magnetic core, on which the actuating device is arranged, wherein the magnetic core with the actuating device in the excitation the coil moved in its direction of action is for displacing the control part of the switching unit from its second position to its first position.
  • the magnetic core in the presence of the predetermined triggering condition, can be moved with the actuator by at least the predetermined distance in the direction of the control part, so that a shock is applied to the control part of the switching unit, wherein the impact takes place with a predetermined kinetic energy.
  • the magnetic core and the actuator of the trip unit can be held in a rest position by spring force in the absence of the predetermined triggering condition, and can be accelerated in the direction of the control part to overcome the predetermined distance in the presence of the predetermined triggering condition.
  • the direction of movement of the control part between its first and second position, and the direction of movement of the switching body between its first and second position to each other form a predetermined angle.
  • This angle may preferably be 90 ° C.
  • the switch body of the switching unit may comprise a pin
  • the control part of the switching unit may have a predetermined depression, wherein the control part mechanically holds the switch body in its second position upon reaching its second position by the pin of the switch body in engagement with the recess of the control part arrives.
  • the switch body and the control part of the switching unit can each be pressed by spring force in their respective first position.
  • the trip unit may have a magnetic core formed as a flywheel, and it may be held in a predetermined rest position by means of a spring force, the magnetic core in the absence of the predetermined triggering condition.
  • the switching body of the switching unit may further comprise a pin, and it may be formed in the control part of the switching unit a backdrop, wherein upon movement of the control member between the first and second position and upon movement of the switch body between the first and second positions of the pin of the switch body is guided by the backdrop of the control part.
  • the gate in the control part of the switching unit can determine two rest positions for the pin of the switch body, which correspond to the respective first and second positions of the control part and the switch body of the switching unit.
  • Fig. 1 shows an overall view of the switching device according to the present invention, wherein the switching device comprises a switching unit SE and a trip unit AE.
  • the switching unit SE comprises a switch body 1, to which a key element 2 and a contact bridge carrier 3 are rigidly secured.
  • the contact bridge carrier 3 carries a contact bridge 4, are arranged on the contact elements 5.
  • the contact elements 5 are provided in the form of a plurality of contact elements (a plurality of contact elements) which are away from each other by an appropriate insulating distance.
  • the contact bridge electrically connects (galvanically) the plurality of or the plurality of contact elements.
  • the switching unit SE and thus the switching device are closed, so that a circuit is closed in the desired manner, then the plurality of contact elements 5, which are arranged on the contact bridge 4 of the switching unit SE, moved in a corresponding manner (in the Fig. 1 and 2 down) so that they come in contact with another plurality of fixed contact elements 6, which are arranged on respective fixed contact element carriers 7.
  • the respective contact elements 5 and 6 resiliently.
  • the key element 2, the switch body 1, the contact bridge carrier 3 and the contact bridge 4 with the plurality of contact elements 5 arranged thereon are essentially rigidly connected to one another.
  • the switching unit SE further comprises a control part 8, which is arranged in such a way at the switching body 1 of the switching unit SE that a mechanical operative connection can be formed.
  • the respective longitudinal axes (substantially symmetry axes) of the switch body 1 and the control part 8 of the switching unit SE can form a predetermined angle to each other, which is for example preferably 90 ° C.
  • the preferred angle of 90 ° C is given, wherein the arrangement of the switching unit SE is not fixed thereto.
  • the switch body 1 of the switching unit SE is in its longitudinal direction, the vertical direction in the Fig. 1 and 2 corresponds, by means of a first spring 9 in the illustration in the Fig. 1 and 2 biased upwards (pressed). Further, the control part 8 is biased by a second spring 10 in its longitudinal direction, which, as shown in the Fig. 1 and 2 towards the left.
  • the trip unit AE is in the present embodiment of the switching device according to the invention, for example, as an electromagnetic trip unit and comprises at least one magnetic core 11 which is inserted into at least one coil 12 (solenoid) in its longitudinal direction relative to the spool 12 movable and guided by guide elements, not shown ,
  • the coil 12 is supplied via corresponding electrical leads 13 with electrical power and in particular with an electrical current which generates a magnetic field in the coil 12.
  • the Fig. 1 and 2 For example, show an embodiment with a coil (magnetic coil) and a magnetic core, but also a plurality of coils or multi-part coil of the coil 12, and further may be provided as the magnetic core 11 more or more parts and interconnected Magnetkeme.
  • an actuator 14 is fixedly connected, which, upon supplying the current to the coil 12 via the leads 13 together with the magnetic core 11 performs a movement in the longitudinal direction of the magnetic core 11 and the actuator 14.
  • a third spring 15 is provided which exerts a bias on the magnetic core in the direction of its rest position.
  • the bias by the third spring 15 is carried out as shown in FIG Fig. 1 in the longitudinal direction of the magnetic core 11 and the actuator 14 to the left.
  • the switch body 1 in conjunction with the key element 2, the contact bridge carrier 3, the contact bridge 4 and the plurality of contact elements 5 and the control part 8 of the switching unit SE and the magnetic core 11 in conjunction with the actuator 14 of the trip unit AE perform movements along its longitudinal axis, wherein each by a spring (in the Fig. 1 and 2 a first spring 9 and a second spring 10 of the switching unit SE, and a third spring 15 of the trip unit AE) exerts a corresponding bias on the respective component in a preferred direction.
  • a spring in the Fig. 1 and 2 a first spring 9 and a second spring 10 of the switching unit SE, and a third spring 15 of the trip unit AE
  • the switching unit SE is shown in such an arrangement, in which the plurality of contact elements 5, which form by their arrangement on the contact bridge 4 and the contact bridge carrier 3, the switch body 1 and the key element 2, the movable contacts, from the fixed contact elements 6 to the fixed Kunststoffträgem 7 are separated.
  • the circuit is open in this case, and there are in terms of the possible movement in their respective longitudinal direction, both the switch body 1 (in conjunction with the key element 2, the contact bridge carrier 3 and the contact bridge 4) and the control part 8 in a respective first position ,
  • the first position of the switch body 1 in conjunction with the other components 2, 3, 4 and 5 attached thereto
  • the first position of the control part 8 is as shown in FIG Fig. 2 in the right position.
  • the switching device and in particular the switching unit SE is operated by a user to turn on (close) the circuit by the user to the key element 2 in Fig. 2 presses down against the biasing force of the first spring 9, then moves the arrangement of the switch body 1, the key element 2, the contact bridge carrier 3 and the contact bridge 4 with the associated contact elements 5 against the spring force or biasing force of the first spring 9 in the illustration in Fig. 2 down, so that the (movable) contact elements 5 come into contact with the fixed contact elements 6 and rest elastically or resiliently. In this way, the circuit is closed in the desired manner, and it has reached the switching body 1 with the other components arranged thereon its second position.
  • the pin 16 of the control part 8 passes through the respective longitudinal movements of the switch body 1 and the control part 8 in the recess 17 of the switch body 1, then the pin 16 in the recess 17 assumes a stable position, so that the switch body 1 with respect to his in the Fig. 1 and 2 in the vertical direction possible movement by the engagement of the pin 16 of the control part 8 and in conjunction with in the Fig. 1 and 2 is set and held to the left-acting biasing force of the second spring 10.
  • the switch body 1 and the control part 8 are mechanically locked against each other in this position, which is the respective second position for both components.
  • the switch body 1 and the control part 8 thus hold by the mechanical engagement of the pin 16 with the recess 17 and the respective biasing forces of the first and second springs 9 and 10 in their respective second position.
  • the switch body 1 With the further components arranged thereon and in particular the contact elements 5, maintains its position against the biasing force of the first spring 9, so that in a stable manner the circuit via the plurality of (movable) contact elements 5 and the fixed plurality of contact elements 6 is safely closed.
  • the coil 12 of the tripping unit AE is supplied with a corresponding electrical current via the electrical leads 13 so that the coil 12 is able to build up a corresponding magnetic field which acts directly on the magnetic core 11 and thus also on the actuating device 14.
  • the magnetic core 11 as shown in FIG Fig. 1 moved to the right, and thus likewise moves the actuator 14 to the right, then takes place an acceleration of the interconnected components (magnetic core 11 and actuator 14) in the direction of the control part 8 along the predetermined distance D.
  • the control member 8 is biased counter to the biasing force by the second spring 10 (preload direction to the left in FIGS Fig. 1 and 2 ) moved to the right or shifted so that due to the magnetic core 11 and the actuator 14 of the trip unit AE on the control part 8 transferred kinetic energy of the pin 16 of the control part 8 together with the control part 8 is able to leave the previously stable seat in the recess 17 of the switch body 1, after which the control part 8 as shown in the Fig. 1 and 2 moved right towards its first position.
  • the mechanical locking of the control part 8 is repealed with the switch body 1, moves by the biasing force of the first spring 9 of the switch body 1 in Connection with the contact bridge 4, the plurality of contact elements 5, the contact bridge carrier 3 and the key element 2 as shown in the Fig. 1 and 2 upward, so that the multiple (movable) contact elements 5 no longer touch the plurality of fixed contact elements 6 and thus the circuit is opened.
  • the switch body 1 with the further components arranged thereon thus again takes up its first position (switching unit SE switched off), the control part 8 likewise having its first position (on the right in FIGS Fig. 1 and 2 ) and in this position, the pin 16 of the control part 8 on one side of the switch body 1 by the bias of the second spring 10 is applied ( Fig. 2 ).
  • the switching unit SE which is in a stable locking state and in the switched-on state, is unlocked and thus triggered.
  • the circuit is opened.
  • the control part 8 and the switch body 1 return to their respective first position.
  • the control part 8 and the switch body 1 of the switching unit SE respective first and second positions, which are coupled together and accessible via relative movements to each other.
  • the trip unit AE Due to the predetermined distance D between the actuating device 14 of the trip unit AE and the control part 8 of the switching unit SE, it is possible, even with a provided for a lower power and with a smaller size and a smaller weight (dimensioned) trip unit AE safe switching or Triggering to ensure that by the predetermined distance D even with a weaker magnetic field of the coil 12, the trip unit AE is able to exert a sufficiently large impact on the control part 8 of the switching unit SE to trigger the switching unit SE.
  • the magnetic core 11 is preferably designed as a flywheel. Since the trip unit AE with the magnetic core 11, which has the function of a solenoid, is arranged such that the predetermined distance D between the actuator 14 and the control part 8, at the beginning of the movement of the magnetic core 11, only the flywheel of the magnetic core 11 including the actuator 14 must be accelerated by the formed in the coil 12 magnetic field, so that collected on the path of movement over the predetermined distance D (predetermined) kinetic Energy of the entire mass (flywheel) of the magnetic core 11 and the actuator 14 is able to trigger the control part 8 from its stable second position corresponding to a rest position, so that in the sequence of the switch body 1 also from its second position to its first position (in the Fig. 1 and 2 above), which opens the circuit.
  • a predetermined triggering condition (Abschaltbedingung) is detected. It must therefore be determined in detail whether the predetermined triggering condition exists when the switching device is in the on state. If the predetermined triggering condition prevails, then the coil 12 is supplied with current via the supply lines 13 for initiating the triggering process.
  • the triggering condition may be, for example, a predetermined fault, an overcurrent, an overvoltage or the like, wherein after detecting these faulty states of the coil 12 of the trip unit AE, a corresponding current for triggering the switching unit SE is supplied.
  • This corresponding current can thus have the function of a switch-off signal (OFF signal), and it serves the switching device as a circuit breaker.
  • the switching device according to the invention with the switching unit SE and the trip unit AE can also be provided in household appliances, such as washing machines or dryers, wherein after switching by the user by pressing the key element 2 of the switching device of the circuit and thus the entire device can be turned on. If, according to a predetermined operation of the device, the operation has ended or a certain measure has been completed, then the switching device with the switching unit SE can be triggered in an automatic manner and thus the power supply to the device can be switched off.
  • the switching device according to the invention in a household appliance, such as a washing machine or a tumble dryer, it is possible by the arrangement described above in detail in conjunction with the predetermined distance D provide a smaller-sized and thus less expensive trip unit AE, which nevertheless in is able to cause an effective triggering and thus a reliable shutdown of the device. This results in advantageously smaller dimensions of the entire switching device.
  • a triggering condition switch-off condition
  • another switching device pushbutton, not shown
  • the coil 12 of the triggering unit is predetermined after manual operation by the user
  • a current is supplied to AE, so that the above-described triggering operation with the device on (switch body 1 and control part 8 are in their respective second position) in addition to the above-described possibility of automatic shutdown can also be performed with a manual operation by a user.
  • a pulse size or pulse power which is exerted by the impact of the actuator 14 on the control part 8, on the way of the magnetic core 11 and the actuator 14 over the predetermined distance D in the direction of the control part 8 during acceleration (power supply through the Spool 12), wherein in conjunction with the path over at least the predetermined distance D for the acceleration of the Magnetkems 11 and the actuator 14, a smaller electrical power (current) is provided for the coil 12 of the trip unit AE.
  • this power or current supply to the coil 12 of the trip unit AE can last a predetermined time.
  • the accumulated kinetic energy during acceleration of the magnetic core 11 and the actuator 14 over at least the predetermined distance D is sufficient to effect an effective and safe triggering (disconnection) of the switching unit SE.
  • the magnet core 11, together with the actuating device 14 returns to its (in Fig. 1 on the left side) rest position back.
  • the switching unit SE is designed as a single pole for generating a connection or disconnection within a circuit.
  • the switching device according to the invention with the switching unit SE can also be multi-pole and thus designed for a variety of circuits.
  • a triggering criterion can be defined via the standby state control device, on the basis of which triggering of the switching device then takes place in the manner described above.
  • a standby state with a low power consumption for example, after a waiting period, an automatic transition to a de-energized state in which after the waiting time, the predetermined trigger condition (switch-off criterion) is present or fulfilled, so that an automatic triggering of the switching device is performed and the device is then switched to the de-energized state.
  • a triggering condition can also be generated in connection with a computer system (EDP, personal computer, host computer, server and the like) if, after the execution of a program or upon detection of a specific operating state of the computer or of the system to be monitored or controlled, an automatic Triggering (switching off) is required.
  • EDP personal computer, host computer, server and the like
  • the triggering can be performed reliably with the above-described switching device with the release unit AE with lower power.
  • the in the Fig. 3 and 4 specified components of the switching device with the switching unit SE and the trip unit AE are denoted by the same reference numerals like in the Fig. 1 and 2 referred to, provided that the corresponding components perform substantially the same function.
  • Fig. 3 shows an overall view of the switching device according to the invention according to the second embodiment with a switching unit SE and a trip unit AE.
  • the switching unit SE comprises a switch body 1 on which in its upper portion a key element 2 is arranged, which can be actuated by a user (actuation by depression of the key element 2).
  • a contact bridge 4 is connected, which carries a plurality of contact elements 5 in the same manner as in the first embodiment.
  • the plurality of contact elements 5, which are considered to be the movable contact elements, arrive at a closing of the switching device and in particular the switching unit SE in contact with fixed contact elements 6, which are fixed to a fixed contact element carrier 7.
  • Fig. 3 shows the state of the switching unit with closed circuit and thus the closed multiple contact elements 5 and 6.
  • a control part 8 is provided in a similar manner as in the first embodiment in the present second embodiment, which is in operative connection with the switch body 1 according to an arrangement still described below.
  • both the switch body 1 and the control part 8 to each other perform relative movements.
  • the switch body 1 can perform a running in its longitudinal direction movement, this according to the Fig. 3 and 4 takes place in the vertical direction.
  • the control part 8 is movable in a predetermined manner, wherein preferably the movements of the switch body 1 and the control part 8 substantially perpendicular to each other.
  • control part 8 and the switch body 1 are guided in a corresponding manner by mechanical elements, not shown, such that both components can perform a reciprocating (sliding) movement.
  • a biasing force in the upward direction is exerted by a first spring 9 on the switch body 1.
  • the tripping unit AE also comprises a arranged in a coil 12 and designed as a flywheel magnetic core 11, and a fixed thereto or integrally formed with the magnetic core 11 actuator 14. Via leads 13, the coil 12, a current or an electric power are supplied, so that the coil 12 can generate a corresponding magnetic field for actuating the magnetic core 11.
  • a predetermined rest position (the position as in Fig. 3 shown) occupies.
  • the operation of the trip unit AE is the same as that of the first embodiment, so that a further description of the function of the trip unit AE is omitted.
  • both the switch body 1 and the control part 8 take mechanically coupled positions with each other, wherein each of the components can take a first and a second position.
  • the switching unit SE is in an off state, in which both the switch body 1 and the control part 8 are in their respective first position and the movable multiple contact elements 5, on the electric conductive contact bridge 4 are arranged, are not in contact with the fixed plurality of contact elements 6 and thus the circuit is open.
  • the control part 8 in a region adjacent to the switch body 1 on a predetermined manner arranged backdrop, the positions and the movement (in the Fig. 3 and 4 a vertical movement) of the switch body 1 can influence.
  • the switch body 1 in the region of the arrangement of the link K on a pin S, wherein in the relative to each other taking place reciprocating movement of the control part 8 and the switch body 1 of the pin S moves within the predetermined backdrop K.
  • the gate defines K endpoints of the relative movement between the control part 8 and the switch body 1 and further defines two stable resting points, wherein a first point P1 is disposed at the upper end of the link K.
  • both the switch body 1 and the control part 8 are in their respective first position.
  • the arranged in the control part 8 backdrop K is also referred to as a heart curve.
  • the switch body 1 is moved upward as a result of a bias by a first spring 9, so that within the link K the pin S of the switch body 1 reaches a point P4, this point P4 is a stable rest point in the course of the backdrop K.
  • the reaching of the point P4 by the pin S represents both the switching body 1 and the control part 8 reaching the respective second position.
  • the point P4 within the path defined by the link K is a stable position, which for the switch body 1 and the control part 8, the respective second Position represents, and the point P1, which is identical to the point P5, represents the respective first position for the switch body 1 and the control part 8.
  • the contacts and thus the circuit are opened, while at the respective second position Position the plurality of contact elements 5 and 6 and thus the circuit is closed.
  • the switching device of the second embodiment possible that the user after switching on or off the switching device by re-pressing (depressing) of the key element 2 can set the respective associated reverse operating state of the switching device manually.
  • the actuating device 14 which is arranged on the magnetic core 11 or integrally formed therewith, has in the same manner as in the first embodiment in the idle state of the trip unit AE between the outer end of the actuator 14 and the control part 8, when this is in the second position , a predetermined distance D.
  • the switching unit SE is in the on state, that is, both the switch body 1 and the control part 8 are in their respective second position, in which the pin S of the switch body 1 is located at the stable point P4 of the link K, and is present the predetermined triggering condition (trip or switch-off) of the coil 12 of the trip unit AE via the leads 13 supplied an electric power or an electric current, then begins opposite to the biasing force by the third spring 15 of the magnetic core 11 in conjunction with the actuator 14, according to the representation in the Fig. 3 and 4 to move to the right to overcome at least the predetermined distance D and the control part 8 to give a (predominantly elastic) shock.
  • the magnetic core 11 in conjunction with the actuator 14 by the built-up in the coil 12 magnetic field kinetic energy by the magnetic core 11 and the actuator 14 are accelerated, so that in the movement after overcoming the predetermined distance D in the direction of the control part 8 of the magnetic core 11 and the actuator 14 have received such a (predetermined) kinetic energy that the force exerted on the control part 8 shock sufficient to the control part 8 by a small amount as shown in the Fig. 3 and 4 shift to the right, so that the pin S of the switch body 1 is no longer stable against the point P4 of the backdrop K, but within the backdrop K, starting offset from the point P4 to the left or moved. The switch body 1 is then no longer held by the control part 8 in conjunction with the pin S and the link K in its second position.
  • the switch body 1 By the action of the biasing force of the first spring 9, the switch body 1 is moved upward, so that moves in the gate K of the control part 8 of the pin S of the switch body 1 up to the point P5 or P1. During this movement, which was triggered by the (predominantly elastic) impact of the trigger unit AE on the control part 8, the previously in contact multiple contact elements 5 and 6 are separated and thus interrupted the circuit.
  • the predetermined release conditions are the same as those of the first embodiment, and also in the present case, an application in the industrial sector or in household appliances, such as washing machines or dryers, is possible. Also by means of triggering by the trip unit AE from a standby state with in some cases very low power consumption, a transition to a completely de-energized state (complete shutdown) of the device can be achieved.
  • the trip unit AE of the switching device according to the invention can also be activated by means of a controller of a control device or a personal computer by detecting the presence of the trigger condition and the coil 12 of the trip unit AE, a corresponding current is supplied.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Push-Button Switches (AREA)
  • Mechanisms For Operating Contacts (AREA)
EP09007564A 2008-06-30 2009-06-08 Dispositif de commutation doté d'un dispositif de déclenchement Withdrawn EP2141717A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200810030822 DE102008030822A1 (de) 2008-06-30 2008-06-30 Schaltvorrichtung mit Auslöseeinrichtung

Publications (2)

Publication Number Publication Date
EP2141717A2 true EP2141717A2 (fr) 2010-01-06
EP2141717A3 EP2141717A3 (fr) 2012-03-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP09007564A Withdrawn EP2141717A3 (fr) 2008-06-30 2009-06-08 Dispositif de commutation doté d'un dispositif de déclenchement

Country Status (5)

Country Link
EP (1) EP2141717A3 (fr)
JP (1) JP2010015987A (fr)
CN (1) CN101620960A (fr)
DE (1) DE102008030822A1 (fr)
TW (1) TW201009873A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008059057B4 (de) 2008-11-26 2018-10-11 Johnson Electric Germany GmbH & Co. KG Elektrisches Schaltgerät
DE102019107222A1 (de) * 2019-03-21 2020-09-24 Johnson Electric Germany GmbH & Co. KG Elektrischer Drucktastenschalter

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011087651A1 (de) * 2011-12-02 2013-06-06 Siemens Aktiengesellschaft Schaltgeräteauslöseeinrichtung
FR2998416B1 (fr) * 2012-11-19 2015-01-16 Schneider Electric Ind Sas Declencheur auxiliaire de declenchement d'un disjoncteur
DE102016203505B4 (de) 2016-03-03 2022-12-08 Siemens Aktiengesellschaft Auslösevorrichtung und elektromechanisches Schutzschaltgerät
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EP2141717A3 (fr) 2012-03-07
DE102008030822A1 (de) 2010-01-07
TW201009873A (en) 2010-03-01
CN101620960A (zh) 2010-01-06
JP2010015987A (ja) 2010-01-21

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