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WO2020030205A1 - Dispositif de commutation pour la commutation commandée d'une liaison électrique et procédé de commutation commandée d'une liaison électrique - Google Patents

Dispositif de commutation pour la commutation commandée d'une liaison électrique et procédé de commutation commandée d'une liaison électrique Download PDF

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Publication number
WO2020030205A1
WO2020030205A1 PCT/DE2018/100695 DE2018100695W WO2020030205A1 WO 2020030205 A1 WO2020030205 A1 WO 2020030205A1 DE 2018100695 W DE2018100695 W DE 2018100695W WO 2020030205 A1 WO2020030205 A1 WO 2020030205A1
Authority
WO
WIPO (PCT)
Prior art keywords
state
connecting element
power connection
switching device
blocking element
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.)
Ceased
Application number
PCT/DE2018/100695
Other languages
German (de)
English (en)
Inventor
Reinhold HAMMERL
Jörg Lippmann
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.)
Lisa Draexlmaier GmbH
Original Assignee
Lisa Draexlmaier 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 Lisa Draexlmaier GmbH filed Critical Lisa Draexlmaier GmbH
Priority to EP18759025.2A priority Critical patent/EP3834221B1/fr
Priority to CN201880096447.XA priority patent/CN112753087B/zh
Priority to PCT/DE2018/100695 priority patent/WO2020030205A1/fr
Publication of WO2020030205A1 publication Critical patent/WO2020030205A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/32—Latching movable parts mechanically
    • H01H50/321—Latching movable parts mechanically the mechanical latch being controlled directly by the magnetic flux or part of it
    • 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
    • H01H1/20—Bridging contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/32—Latching movable parts mechanically

Definitions

  • the present invention relates to a switching device for controlled switching of an electrical connection.
  • the present invention further relates to a corresponding method.
  • the present invention is described below mainly in connection with electrical connections in vehicles. However, it goes without saying that the present invention can be used in any application in which electrical connections must be securely closed and disconnected.
  • the electric motors in such vehicles can be operated with voltages of up to 800 V or more. Accordingly, batteries are also installed in such vehicles as energy storage devices, which have high rated voltages of up to 800 V and more.
  • contactors In order to be able to switch the currents in the vehicle safely, for example in the event of a fault, so-called contactors are usually used. These contactors can have a spring-loaded armature with a contact bridge, which is opposed by an electromagnet Spring force is pressed onto the corresponding connection terminals, thereby electrically connecting them.
  • the electrical contact In the de-energized state of the electromagnet, the electrical contact is kept open by the spring preload of the armature. In the event of an unfavorably directed force, in particular in the direction of the armature, the cumulative inertia of the armature and the contact bridge can be sufficient to overcome the spring force and to close the contact.
  • a switching device for controlled switching of an electrical connection has a positive power connection and a negative one
  • a switching device To electrically couple the power connection to one another and to electrically separate the positive power connection and the negative power connection from one another in a second state. Furthermore, a switching device according to the invention has a locking element which is designed to block the connecting element in the second state in a non-activated state, and in a activated state
  • a method for controlled switching of an electrical connection has the following steps: driving a blocking element to release a connecting element and setting the connecting element into a first state in which a positive power connection and a negative power connection are electrically coupled to one another in order to make the electrical connection conclude. Furthermore, the method has the following steps: ending the actuation of the blocking element and placing the connecting element in a second state in which the positive power connection and the negative power connection are electrically separated from one another in order to separate the electrical connection. It goes without saying that the sequence of the steps for closing the electrical connection or for opening the electrical connection can in each case be interchanged.
  • the present invention is based on the finding that the assembly of
  • Flochvolts in electric vehicles could be simplified if the Flochvolts were better protected against the effects of accelerations or vibrations.
  • the present invention therefore provides the switching device which is protected against unwanted closing due to accelerations or vibrations.
  • a positive power connection and a negative power connection can be electrically connected to one another in a controlled manner via a connecting element or can be electrically separated from one another.
  • the connecting element can therefore be switched between a first state and a second state.
  • the connecting element couples the positive power connection to the negative power connection.
  • the positive power connection is electrically isolated from the negative power connection or is not connected to it.
  • the connecting element can, for example, have an armature which is pretensioned by a spring, so that it assumes the position of the second state without further actuation.
  • the connecting element can furthermore have, for example, a magnetic coil which, when appropriately controlled, generates a magnetic field and moves the armature into the position of the first state. If the current supply to the coil is interrupted, the spring-loaded armature consequently automatically moves back into the position of the second state.
  • the switching device provides the blocking element, which in an uncontrolled state blocks the connecting element in the second state. In a controlled state, however, the locking element releases the connecting element.
  • the non-activated state of the blocking element denotes a state in which there is no activation of the blocking element. So it is e.g. no active control signal for the blocking element. In contrast, in the controlled state there is one
  • the control signal can e.g. be designed as a control voltage or a control current.
  • control signal can also be present in the non-activated state, but this characterizes the non-activated state.
  • a control signal can e.g. be a digital control signal, which can identify the non-activated state by a logical "0" and the activated state by a logical "1", for example.
  • control inputs can be provided for the connecting element and the blocking element, even if these are not explicitly mentioned here.
  • Control inputs can be controlled by external units, such as control devices in vehicles, in order to control the locking element and to switch the connecting element between the first state and the second state.
  • external units such as control devices in vehicles
  • disconnection of an electrical connection between the positive power connection and the negative power connection can be ensured.
  • the switching device or several switching devices When installing or assembling the switching device or several switching devices, e.g. in a positive voltage branch and a negative voltage branch, there is therefore no need to pay attention to the installation direction of the switching devices. Consequently, the switching devices can be installed side by side in the same direction. This enables a very efficient and quick assembly, which e.g. can also be done automatically with the help of robots.
  • the locking element for locking the connecting element can positively engage in the connecting element and block it.
  • a positive connection means that the locking element or a component or element of the locking element engages positively in the connecting element or a component or element of the connecting element.
  • the positive connection cannot be released by excessive forces. The locking of the connecting element is thus permanently ensured.
  • the positive connection can e.g. be produced by a pawl, a locking lug, a pin or the like, which in a corresponding recess or
  • a positive connection can, for example, by a type of coupling, such as a
  • the blocking element can have a movably mounted blocking element, which can be moved in a controlled manner into the travel path of the connecting element and / or can be moved out of the travel path of the connecting element.
  • the blocking element can e.g. be designed as a pawl, a latch, a pin, a piston or the like.
  • the blocking element can be activated by an actuator, e.g. a coil, a motor such as a servo motor or the like can be moved into or out of the travel path of the connecting element.
  • an actuator e.g. a coil, a motor such as a servo motor or the like can be moved into or out of the travel path of the connecting element.
  • the blocking element can be moved into the travel path of the connecting element, that is to say into a corresponding recess or undercut. The connecting element is thus blocked in the second state.
  • the blocking element can be moved out of the travel path, that is to say the recess or undercut.
  • the connecting element is therefore no longer blocked and can change to the first state. It goes without saying that a further actuator can be provided for the connecting element.
  • the blocking element can be spring-loaded and can be pretensioned with a pretensioning force in the direction of the travel path of the connecting element.
  • traveling path of the connecting element is to be understood as the travel path of the element which is movably mounted and changes its position when changing from the first state to the second state or back, by the electrical contact between the positive power connection and the negative Establish or interrupt power connection.
  • the biasing force moves the blocking element into the position of the non-activated state. In the non-activated state, the blocking element blocks this
  • Connection element may lie.
  • the blocking element can have an actuator, which can be designed to move the blocking element out of the travel path of the connecting element in a controlled state.
  • the actuator can be any type of electrically controllable actuator which is
  • Blockade element can move.
  • Such an actuator can e.g. be a coil.
  • Other possible forms for actuators are e.g. Electric motors, such as servos, or the like.
  • elements made of bimetal can be used, which heat up and deform when energized.
  • the actuator can be a reversible actuator.
  • a reversible actuator is understood to mean that the actuator does this in the de-energized or non-activated state
  • Blocking element not actively braking or blocked.
  • a blocking element preloaded by a spring force can consequently be actuated by the actuator in the non-activated state
  • the blocking element can be designed in such a way that it enables the connecting element to be changed from the first state to the second state in the non-activated state.
  • the first state of the connecting element identifies the state of the switching element in which the positive power connection and the negative power connection are electrically coupled to one another.
  • the second state identifies the state of the connecting element
  • the blocking element or the blocking element can positively engage in the connecting element in the non-activated state.
  • the electrical connection between the positive power connection and the negative power connection should be safely disconnected if e.g. the control of the switching device fails.
  • the blocking element or the blocking element it may be necessary to move this out of the travel path of the connecting element.
  • Blocking element are carried out in such a way that the movement of the connecting element in the second state remains possible, that is to say also in the non-activated state of the blocking element.
  • connection element and / or be secured to the locking element can slide along one another on such active surfaces.
  • the connecting element can move the locking element counter to the spring force that prestresses the locking element. If the connecting element is then in the second state, the blocking element or the blocking element can slide back into the non-activated one.
  • the connecting element can have a spring-loaded anchor, which has a contact bridge at a first end for connecting the positive power connection and the negative power connection, and which has a flinter cut, in particular a mushroom head, at a second end.
  • the spring force can be designed to pull the armature into the second state, in which the positive power connection and the negative power connection are electrically separated from one another.
  • the locking element can have a spring-loaded pawl which is biased by the spring force in the direction of the mushroom head and in the non-activated state of the locking element and the second state of the
  • connection element contacted and blocked the mushroom head.
  • the locking element can have an electromagnet or a magnetic coil, which can be designed to pull the pawl out of the travel path of the mushroom head in the activated state.
  • the connecting element can e.g. be designed similar to an anchor, as used in conventional high-voltage relays.
  • anchors have no way of fixing them.
  • the armature of the switching device according to the present invention can be provided with an undercut.
  • an undercut e.g. in form of
  • Mushroom head is used for the form-fitting fixation of the anchor by the locking element. If the locking element engages in the undercut, it reliably prevents the armature from moving.
  • an electrical actuator e.g. an electromagnet or a magnetic coil may be provided.
  • the armature can be moved into the first position via such an electromagnet when the electromagnet is actuated.
  • the spring force automatically moves it to the second position when the electromagnet is not activated.
  • the mushroom head can be designed in such a way that a tip of the mushroom head moves past the pawl when the armature moves from the first state to the second state and an outer surface of the mushroom head which is inclined to the direction of movement pushes the pawl back when the jack is in the non-activated state.
  • one end of the anchor is designed as a mushroom head, it tapers from the undercut to the end.
  • the conical outer surface of the mushroom head consequently forms an oblique surface to the direction of movement of the armature. When moving from the first position to the second position, this inclined surface can slide along the pawl and push it back. If the outer circumference of the mushroom head passes the pawl, it can move back into the non-controlled position and blocks the anchor with a positive fit.
  • This design of the anchor with mushroom head consequently enables the anchor to move into the second position even when the pawl is not activated.
  • the switching device can have a state sensor, which can be designed to detect the state of the connecting element and / or the blocking element and to output a corresponding sensor signal.
  • the condition sensor can be used as a mechanical sensor, e.g. a switch-based sensor, or as a contactless sensor, e.g. a Hall sensor or the like.
  • condition sensor e.g. the position of the locking element can be detected and the control of the connecting element or an error detection can be carried out accordingly. Additionally or alternatively, the position of the connecting element can also be detected.
  • Locking element and / or the connecting element can e.g. are transmitted to a control unit, which the control signals for the locking element and
  • the switching device can have control electronics which can be designed to control the connecting element and / or the blocking element based on corresponding input signals.
  • the control electronics can have a passive circuit, which e.g. Has capacitors, diodes, coils and the like. Control signals to the actuator of the blocking element or the actuator of the connecting element can be forwarded to the respective actuator via the control electronics. Thus, with such a circuit e.g. Overvoltages and other interference are suppressed, and adjusted control signals are forwarded to the actuator of the blocking element or the actuator of the connecting element.
  • a passive circuit e.g. Has capacitors, diodes, coils and the like.
  • control electronics e.g. Voltage signals are used, that is, a signal with a predetermined voltage value for actuating the respective actuator.
  • a separate input signal can be provided for each of the actuators.
  • the signals of the state sensor can be output directly by the latter.
  • the control electronics can have signal processing for the sensor signals and output them.
  • control electronics can have a single signal input, via which a single control signal for closing the electrical
  • control electronics can be individually
  • Control signal generate two signals, one of which controls the actuator of the locking element or the actuator of the connecting element.
  • the actuator of the locking element or the actuator of the connecting element.
  • Control electronics in this embodiment have a delay element which delays the signal for the actuator of the connecting element compared to the signal for the actuator of the blocking element. This ensures that the connecting element is released before its actuator is activated.
  • a capacitor circuit can be provided as the delay element, which detects the voltage rise of the signal delayed for the actuator of the connecting element. It goes without saying that a digital circuit can alternatively also be provided.
  • control electronics can be a digital control unit, e.g. have a controller.
  • a digital control unit can e.g. the
  • Analog control signals, as described above, or digital control signals can serve as the input signal of the control electronics.
  • Digital control signals can e.g. be serial or parallel digital signals.
  • the control electronics can have a bus interface via which digital signals can be exchanged.
  • a bus interface can e.g. be designed as a CAN interface, a LIN interface, a FlexRay interface, a network interface or the like.
  • the digital control unit can consequently receive control signals and control the actuator of the blocking element or the actuator of the connecting element based on the sensor signals. Furthermore, the digital control unit can output corresponding status information via the digital interface, which e.g. can be evaluated by a control unit in a vehicle.
  • FIG. 1 shows a block diagram of an exemplary embodiment of a switching device according to the present invention
  • Figure 2 is a plan view of another embodiment of a switching device
  • Figure 3 is a sectional view of the embodiment of a switching device according to
  • FIG. 4 shows a detailed view of an armature of an exemplary embodiment of a switching device according to FIG. 2,
  • Figure 5 is a flowchart of an embodiment of a method according to the present invention.
  • FIG. 1 shows a block diagram of a switching device 100.
  • the switching device 100 has a positive power connection 101 and a negative power connection 102. Furthermore, the switching device 100 has a connecting element 103 and a blocking element 104.
  • the connecting element 103 is shown in a second state in which it does not couple the positive power connection 101 and the negative power connection 102 to one another. If the connecting element 103 is set or moved in a first state (indicated by an arrow), the two stamps of the
  • Connection element 103 each on the positive power connection 101 and the negative power connection 102 and establish an electrical connection between them.
  • the connecting element 103 has on the power connections 101, 102
  • one end of the locking element 104 lies in the recess 105 and blocks movement of the connecting element 103.
  • the blocking element 104 In order to establish the electrical connection between the positive power connection 101 and the negative power connection 102, the blocking element 104 must consequently be removed from the travel path of the connecting element 103 (indicated by an arrow). Although it is not explicitly shown in FIG. 1, it goes without saying that an actuator can be provided for the blocking element 104, which actuator can be activated in order to To remove or withdraw blocking element 104 from the travel path of connecting element 103.
  • the connecting element 103 can be brought into the first position by a further actuator (not explicitly shown), so that the power connections 101, 102 are electrically coupled to one another.
  • FIG. 2 shows a top view of a further switching device 200, in which the individual elements are arranged in the housing 208.
  • the locking element is formed by a pawl 210, which is formed by two springs 21 1, 212 in
  • the armature 216 of the connecting element projects through a recess in the pawl 210 between the counter bearing 213 and the springs 21 1, 212.
  • the armature 216 has a mushroom head 217 at its end. It can be seen in FIG. 2 that an edge of the pawl 210 projects into an undercut in the mushroom head 217. Movement of the armature 216 downward, ie into the image plane, is consequently prevented by the pawl 210 in a form-fitting manner.
  • a magnet coil 214 is also arranged in the switching device 200 in such a way that, when energized, it releases the pawl 210 from the travel path or the undercut of the
  • the magnet coil 214 If the magnet coil 214 is energized, the armature 216 can consequently be moved into the first position by appropriately actuating the magnet coil 225 (see FIG. 3).
  • Connection terminals 218, 219, 220, 221 are provided to control the magnetic coil 214 or the magnetic coil 225.
  • the magnetic coils 214, 225 can be controlled directly via these connection terminals 218, 219, 220, 221, for example.
  • the Connection terminals 218, 219, 220, 221 can also be coupled to control electronics (not shown separately). The control electronics can then control the solenoids 214, 225 in accordance with the control signals received.
  • the switching device 200 also has a state sensor 215.
  • the condition sensor 215 is used to detect the position of the pawl 210. It is understood that the
  • State sensor 215 can additionally or alternatively also detect the position of armature 216.
  • the information about the position of the pawl 210 can e.g. to the one mentioned above
  • Control electronics are transmitted. There this information can be processed or e.g. be transmitted to a control unit. Alternatively, this information can also be output directly via the connection terminals 218, 219, 220, 221.
  • connection terminals 218, 219, 220, 221 e.g. one connection terminal can be the ground connection, another connection terminal can be the data line of the
  • another connection terminal can be the control line for the solenoid 214 and one the control line for the solenoid 225.
  • a control device or a control unit can consequently close the electrical connection between the power connections 201, 202 (see FIG. 3) by first actuating the solenoid coil 214 in order to move the pawl 210 out of the travel path of the armature 216.
  • the control unit then actuates the solenoid 225 in order to press the armature 216 onto the power connections (see, for example, FIG. 3).
  • FIG. 3 shows a sectional view of the switching device 200 along the section “E” shown in FIG. 2. It can be seen in the sectional view that the housing 208 is divided by an intermediate wall 209, so that two chambers 206, 207 are formed.
  • the power connections 201, 202 are located on the side of the first chamber 206 opposite the intermediate wall 209.
  • the armature 216 is movably mounted in the first chamber 206 with a contact bridge 223, a spring 224 being arranged between the contact bridge 223 and the intermediate wall 209 and the armature 216 encloses.
  • the spring 224 can also be referred to as a so-called bounce spring 224.
  • Components which are usually present in a contactor are shown in FIG. 3 for the sake of clarity in the form of a circuit diagram.
  • Bouncing spring 224 can therefore be housed in a rectangular metal housing in one embodiment.
  • This metal housing can be fixedly attached to the armature 216 and can have elongated hole cutouts at the level of the contact bridge 223. Lugs located on the contact bridge 223 can engage in these elongated holes.
  • the contact bridge 223 is therefore not permanently connected to the armature, but has about 2 mm of clearance in the longitudinal direction of the armature via the lugs running in the elongated holes. It is preloaded in the housing by the bounce spring. This construction prevents or at least dampens the bouncing of the contacts that occurs when the contacts close under a high current load.
  • a magnet coil 225 is arranged in the second chamber 207 around the armature 216.
  • An anchor biasing spring which is not shown in FIG. 3 for reasons of simplification, can be accommodated in the second chamber 207 with the magnet coil 225.
  • This armature pretensioning spring can enclose the armature 216 within the magnet coil 225 and can be separated from the magnet coil 225 by a protective sleeve.
  • the magnet coil 225 is designed such that it presses the armature 216 or the contact bridge 223 onto the power connections 201, 202 when it is energized. Will the
  • Solenoid 225 is not energized, the contact bridge 223 is therefore automatically
  • the mushroom head 217 can also be seen at the end of the armature 216, which in the second state of the armature 216 shown is positively fixed by the pawl 210.
  • the section which shows the mushroom head 217 is shown enlarged in FIG. It goes without saying that the dimensions, angles and other dimensions shown only describe one exemplary embodiment and that other dimensions are possible in other exemplary embodiments.
  • the mushroom head 217 is conical and has a cone angle of 70 °.
  • the cone underside 226 forms a ring around the shaft 227 of the armature 216.
  • the pawl 210 has a surface as a counter bearing 228 for the cone underside 226. In the non-activated state of the magnetic coil 214, the cone underside 226 and the counter bearing 228 consequently overlap, so that a movement of the armature 216 in the direction of the counter bearing 228 is blocked in a form-fitting manner.
  • the pawl 210 further has an inclined surface 229, which extends from the end of the counter bearing 228 in such a way that it forms a pair of active surfaces with the outer surface of the mushroom head 217. If the armature 216 is in the first state and the pawl 210 is in the non-activated state, the outer surface of the mushroom head 217 lies over the inclined surface 229. If the energization of the magnet coil 225 is now interrupted, the armature 216 moves back to the second position (for example due to the force generated by the above-mentioned armature preload spring).
  • FIGS. 1-4 For ease of understanding, the reference numbers for FIGS. 1-4 are retained in the following description as a reference.
  • FIG. 5 shows a flow chart of an exemplary embodiment of a method for controlled switching of an electrical connection.
  • a blocking element 104 is activated to release a connection element 103.
  • the connecting element 103 is controlled in a first state. In this first state, the positive power connection 101, 201 and the negative power connection 102, 202 are electrically coupled to one another.
  • a third step S3 of relocating the connecting element 103 is placed in a second state in which the positive power connection 101, 201 and the negative power connection 102, 202 are electrical are separated from each other.
  • a fourth step S4 of termination activation of the blocking element 104 is ended.
  • step S4 can take place before step S3.
  • Interlock locking element 104 in a form-locking manner in control element 103 and block it.
  • the blocking element is moved into the travel path of the connecting element 103.
  • the blocking element can e.g. be spring-loaded and be biased with a biasing force in the direction of the travel of the connecting element 103.
  • corresponding actuator 214 of the blocking element 104 can e.g. move the blocking element out of the travel path of the connecting element 103 in a controlled state. In the non-activated state, the blocking element can nevertheless enable the connection element 103 to change from the first state to the second state.
  • control electronics can control the connecting element 103 and / or the blocking element 104 based on corresponding input signals.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Electromagnets (AREA)
  • Power Conversion In General (AREA)

Abstract

La présente invention concerne un dispositif de commutation (100, 200) destiné à la commutation commandée d'une liaison électrique. Le dispositif de commutation (100, 200) comporte une borne de puissance positive (101, 201) et une borne de puissance négative (102, 202). En outre, le dispositif de commutation (100, 200) comporte un élément de liaison (103) qui est conçu pour coupler électriquement de manière commandable la borne de puissance positive (101, 201) et la borne de puissance négative (102, 202) l'une à l'autre dans un premier état et pour séparer électriquement la borne de puissance positive (101, 201) et la borne de puissance négative (102, 202) l'une de l'autre dans un deuxième état, et un élément de blocage (104) qui est conçu, dans un état non commandé, pour bloquer l'élément de liaison (103) dans le deuxième état et, dans un état commandé, pour libérer l'élément de liaison (103). La présente invention concerne en outre un procédé correspondant.
PCT/DE2018/100695 2018-08-07 2018-08-07 Dispositif de commutation pour la commutation commandée d'une liaison électrique et procédé de commutation commandée d'une liaison électrique Ceased WO2020030205A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP18759025.2A EP3834221B1 (fr) 2018-08-07 2018-08-07 Dispositif de commutation pour la commutation commandée d'une liaison électrique et procédé de commutation commandée d'une liaison électrique
CN201880096447.XA CN112753087B (zh) 2018-08-07 2018-08-07 用于对电连接进行受控切换的开关设备和用于对电连接进行受控切换的方法
PCT/DE2018/100695 WO2020030205A1 (fr) 2018-08-07 2018-08-07 Dispositif de commutation pour la commutation commandée d'une liaison électrique et procédé de commutation commandée d'une liaison électrique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2018/100695 WO2020030205A1 (fr) 2018-08-07 2018-08-07 Dispositif de commutation pour la commutation commandée d'une liaison électrique et procédé de commutation commandée d'une liaison électrique

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WO2020030205A1 true WO2020030205A1 (fr) 2020-02-13

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PCT/DE2018/100695 Ceased WO2020030205A1 (fr) 2018-08-07 2018-08-07 Dispositif de commutation pour la commutation commandée d'une liaison électrique et procédé de commutation commandée d'une liaison électrique

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EP (1) EP3834221B1 (fr)
CN (1) CN112753087B (fr)
WO (1) WO2020030205A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023025794A1 (fr) * 2021-08-25 2023-03-02 Elpro Gmbh Dispositif de commutation

Citations (6)

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Publication number Priority date Publication date Assignee Title
DE19625657A1 (de) * 1996-06-26 1998-01-02 Euchner & Co Elektrischer Hubankermagnet
WO2005059939A1 (fr) * 2003-12-15 2005-06-30 Siemens Aktiengesellschaft Appareil de coupure electromagnetique
FR2875638A1 (fr) * 2004-09-22 2006-03-24 Cartier Technologies Soc Par A Actionneur bistable
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