EP1991997B1 - Automatisiertes steuermodul für stromabschaltvorrichtung und stromabschaltvorrichtung, die mit einem solchen steuermodul ausgestattet ist - Google Patents

Automatisiertes steuermodul für stromabschaltvorrichtung und stromabschaltvorrichtung, die mit einem solchen steuermodul ausgestattet ist Download PDF

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Publication number
EP1991997B1
EP1991997B1 EP07730925A EP07730925A EP1991997B1 EP 1991997 B1 EP1991997 B1 EP 1991997B1 EP 07730925 A EP07730925 A EP 07730925A EP 07730925 A EP07730925 A EP 07730925A EP 1991997 B1 EP1991997 B1 EP 1991997B1
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EP
European Patent Office
Prior art keywords
module according
control module
pawls
ratchet wheel
cut
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EP07730925A
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English (en)
French (fr)
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EP1991997A1 (de
Inventor
Jean-Luc Hamm
Jean-Pierre Frantzen
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Socomec SA
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Socomec SA
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    • 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
    • H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing

Definitions

  • the present invention relates to an automated control module for electrical switchgear apparatus, this electric switchgear device comprising a rotary control shaft, this control module comprising a housing in which is housed an automated actuation mechanism in rotation of said control axis. provided with at least one actuator in translation, a device for converting the translation movement of the actuator into a rotational movement and a device for transmitting the rotational movement to said control axis.
  • the present invention also relates to an electric switchgear equipped with such a control module.
  • the electrical switching devices of the invention are two-position switches 0-I, two-position switches I-II, three-position switches I-O-II, overlap switches I-I + II-II or similar.
  • These electrical cut-off devices usually include one or more stacked break modules.
  • the breaking modules are of known type and comprise movable contacts actuated by a rotary control shaft via a cam movement transformation mechanism or the like.
  • To perform a "switching" function in the case for example of a change of power source between the network and a backup group, two parallel cut-off modules are used, each connected to a power source, the control module being either manual or automated for large switches or switches industrial.
  • the automation is generally performed by means of an electric gear motor whose drive shaft is coupled by a transmission to the control axis of the breaking modules.
  • the publication DE-C-574 857 describes another technology applied to an oil bath switch for high voltage networks.
  • the control mechanism of this switch comprises a compressed air cylinder whose piston rod forms a rack meshing with a pinion coupled to the control axis of the switch by a ratchet wheel and ratchets allowing its training only in a direction of rotation, the piston rod being also subject to a return spring.
  • This type of pneumatic cylinder actuator has the major disadvantage of requiring a specific supply and regulated compressed air as well as connection and control means by solenoid valve which must also be controlled. Therefore, this control mechanism is very complex, expensive and not at all suitable for low and medium voltage electrical distribution and low caliber. In addition, the efficiency of this control mechanism is poor, its switching quality uncertain and its axial size very important.
  • the purpose of the present invention is to overcome the drawbacks mentioned above by providing an automated control module, which can be autonomous ie without specific power supply, simple, economical, compact, requiring a limited number of parts, without inertia therefore offering ultra-short response times, as well as very good performance, guaranteeing excellent switching reliability and allowing for multiple possible switching combinations and a wide range of applications.
  • the invention relates to a control module as defined in the preamble, characterized in that said actuator comprises at least one electromagnet, in that said motion transformation device comprises at least one slider coupled to said electromagnet, provided with a rack meshing with a motor pinion, said motor pinion being arranged to be coupled to said control pin, by said transmission device in at least one working position when the electromagnet is electrically powered, when said control module is assembled to said apparatus electric break.
  • the electromagnet advantageously comprises a plunger core coupled to said slider and biased by restoring means in the rest position when the electromagnet is not electrically powered, these biasing means being able to be arranged between the housing and the slider.
  • the rest position is a stable position maintained without energy.
  • the electromagnet can be electrically powered directly by the switchgear with which it is associated, thus ensuring its energy autonomy.
  • control module comprises a manual actuation mechanism, housed in said housing, in alignment with said automated actuation mechanism, this manual actuation mechanism being provided with a gripping member operable at the outside said housing by an operator and a transmission device to said drive pin.
  • This control module advantageously comprises automatic disengaging means to disengage the manual actuation mechanism when the automated actuation mechanism is in operation, and vice versa, without the intervention of an operator.
  • an electrical switching device characterized in that it comprises a control module as defined above.
  • the automated control module 10 is intended to equip electrical switching devices 1 of known type, such as switches with two positions 0-I, switches with two positions I-II, three-position switches I-0-II, overlap switches I-I + II-II or the like.
  • An example of a cut-off device 1 is illustrated by the figure 1 and comprises two stacking modules 2 stacked and associated with a control module 10.
  • the number of cutoff modules 2 may be different and depends on the use of the switching device 1.
  • the cutoff modules 2 comprise in a known manner mobile contacts and fixed contacts, the mobile contacts being actuated via a cam system, or any other equivalent system, by a rotary control shaft and through (not shown).
  • This control shaft is arranged to be coupled in rotation with the actuating mechanism of an automated and / or manual control module on the one hand, and with another control axis in the case of stacking modules 2 stacked with 'somewhere else.
  • the control axes of the breaking modules 2 are designed to be coupled in rotation with each other and with the control module 10 by means of a mechanical coupling part 3 of the Oldham® type. or similar, which has the advantage of being a simple and non-binding coupling in terms of alignment of the control axes.
  • the control module 10 comprises an actuating mechanism for automating the actuation of the control shaft and therefore the switching of the switching device 1 between its different states.
  • this control module 10 comprises a casing 11 of generally parallelepipedal shape and advantageously designed in a standard manner to be common to the different embodiments, the following description relating to a control module 10 for a switch with three stable positions I-0-II.
  • This housing 11 comprises two half-shells assembled by interlocking and screwing or the like, preferably made by molding electrically insulating synthetic materials. It comprises, on the front face, a cover 12, preferably translucent, pivotally mounted around a hinge 13 to access a key 14 making it possible to maneuver the control module 10, in manual mode, by introducing it into a housing 15 of a manual actuation mechanism 60, detailed below.
  • This key 14 can be replaced by any other equivalent gripping member such as an integrated handle or reported.
  • It also comprises, on the front face, a window 16 making it possible to display the switching state of the breaking device 1: I, 0 or II, namely the position of the contacts, a padlocking tab 17 making it possible to lock the control module 10 in one or the other state of switching of the switching device 1.
  • the cover 12 is also coupled to a microswitch (not shown) controlled by a pin 18 to prohibit the operation of the control module 10 , in automated mode, as long as the cover 12 is open. Any other equivalent means of security may be suitable.
  • This housing 11 also comprises a terminal block 19 for the electrical connection of the power supply and the control of the automated actuation mechanism 30 detailed below.
  • control module 10 comprises a first so-called “automated” actuating mechanism 30, intended to be coupled directly to the control axis of the breaking device 1 by means of a mechanical coupling 3, followed by a second so-called “manual” actuating mechanism 60 arranged in alignment with the first.
  • the automated actuation mechanism 30 comprises a translational actuator coupled to a device for converting the translational movement of the actuator into a rotational movement which will be transmitted to the control axis of the breaking device 1 by a device of transmission.
  • the actuator comprises two electromagnets 31, aligned and in opposition.
  • Each electromagnet 31 comprises in known manner an induction coil 32 electrically powered and a plunger 33 movable between an output position or rest position, when the induction coil 32 is not excited, and a retracted position or position of work, when the induction coil 32 is excited, the return to the extended position being provided by return means.
  • the induction coils 32 are advantageously supplied directly by the switching device 1 by means of specific voltage taps (not shown), guaranteeing the energy autonomy of the control module 10.
  • each electromagnet 31 is connected to a single slide 34 provided with a rack 35.
  • This slide 34 is movable in translation relative to the housing 11 between three positions: a stable central position C, when the electromagnets 31 are not electrically powered, a left position G when the electromagnet 31 on the left is excited and a straight position D when the electromagnet 31 on the right is excited.
  • At least the central position C is indexed by a lug 36 (cf. Fig. 5 ) provided on the side of the slide 34 cooperating with a V spring leaf (not shown) provided in the housing 11.
  • a lug 36 cf. Fig. 5
  • V spring leaf not shown
  • the biasing means of the plunger cores 33 in the extended position are, in the example shown, constituted by a compression coil spring 37 disposed between the housing 11 and the slider 34 (see FIG. Fig. 8 ) and remembers the slide 34 in its central position C when the electromagnets 31 are no longer excited.
  • These return means may be constituted by any other equivalent spring member disposed between the slide 34 and the housing 11, between the plunger cores 33 and the housing 11 or between the plunger cores 33 and the fixed part of the electromagnets 31.
  • Any other arrangement electromagnets 31 and the slide 34 may be suitable, knowing that the arrangement as illustrated makes it possible to limit the size and the dimensions of the control module 10.
  • the control module 10 may comprise only an electromagnet 31 coupled to the slider 34 in the case of a switchgear 1 with only one direction of rotation.
  • the device for converting the translation movement of the actuator into a rotational movement comprises the rack 35 provided on the slide 34 and meshing with a driving pinion 40.
  • this driving pinion 40 comprises a toothed sector 41, which extends over an angle of about 270 °, and a hollow body 42 extending over the remaining angle, in which are pivotally mounted two first pawls 43 arranged symmetrically with respect to a median plane passing through the axis of rotation of the driving pinion 40 and oriented in opposite directions.
  • the median plane of the driving pinion 40 passes through C.
  • first pawls 43 are biased towards a first ratchet wheel 51 by return members (not shown) and are movable between a passive position in which they are spaced apart from the first ratchet wheel 51 and an active position in which they bear against it under the action of the return members.
  • This driving pinion 40 comprises an end portion 44 provided with bosses forming first cams 45.
  • the device for transmitting the rotational movement of the motor pinion 40 to the control shaft comprises a rotary drive pin 50 housed in the housing 11 and intended to be aligned and coupled directly to the control shaft of the control unit. cut 1 by a mechanical coupling 3 at the output of this housing 11.
  • This drive pin 50 has a first portion A arranged to cooperate with the automated actuating mechanism 30 and a second portion M arranged to cooperate with the mechanism of manual actuation 60 (cf. Fig. 3 ).
  • the drive spindle 50 comprises a cylindrical section forming the first ratchet wheel 51 intended to cooperate with the first pawls 43 of the driving pinion 40 whose function is to rotate the drive pin 50 in the one or the other direction of rotation as a function of the electromagnet 31 excited and not to rotate it when the electromagnet 31 is no longer excited and the slider 34 automatically returns to its central position C through the spring 37
  • the first ratchet wheel 51 carries two pairs of teeth 51 'arranged symmetrically with respect to its median plane, coinciding with the median plane of the driving pinion 40 when the slider 34 is in its central position C and the breaking device 1 is in state 0.
  • the drive spindle 50 comprises, between the housing 11 and the first ratchet wheel 51, a coupling section 52 provided with two axial ribs 52 'diametrically opposite, adapted to be housed in the hub 81 a lock pad 80 to drive it in rotation.
  • This padlocking disc 80 which is detailed below, comprises an end portion 82 guided in rotation in a bore of the casing 11, provided with a groove 82 'adapted to receive the corresponding rib of a mechanical coupling piece 3 in to ensure a direct rotary connection with the control axis of the switchgear 1. Any other form of coupling is of course possible.
  • the manual actuating mechanism 60 comprises an input gear 61 provided with the housing 15 accessible on the front of the control module 10 under the hood 12 to accommodate the key 14 for the maneuver.
  • This input pinion 61 meshes with an output pinion 62 coaxial with the drive pin 50 in its second portion M.
  • These input and output gears 61 form a bevel gear.
  • the output gear 62 is formed of a toothed sector of about 150 ° integral with a sleeve 63 provided internally with axial ribs 64 and externally with two bosses forming second cams 65.
  • the output gear 62 transmits the rotation of the pinion 61 to the drive pin 50 via a torsion spring 66 mounted coaxially on a guide portion 53 of the drive pin 50, axially supported in a housing 55 "of a part 54.
  • This torsion spring 66 is part of a snap action system which ensures rapid switching of the cut-off device 1 in manual mode.It has two branches 66a and 66b bearing respectively radially against an axial rib 64 of FIG. sleeve 63 and in a housing 55 'of a radial wall 55 extending from the disc portion 54 away from the guide portion 53.
  • the snap action system comprises a delay device arranged to allow rotation of the spindle 50 only from a compression threshold of the torsion spring 66, which reaches from a predetermined stroke of the input 61 and output 62 gears.
  • This delay device comprises second pawls 67 pivotally mounted in an intermediate wall 70 fixed relative to the housing 11 and a second ratchet wheel.
  • This second ratchet wheel 68 is disposed between the intermediate wall 70 and the disc portion 54 of the drive pin 50 to which it is connected in rotation by notches 68 "nested on pads 56 provided on the disc portion 54 or the like It can also be integrated into the drive spindle 50 to form with it only one piece.
  • This second ratchet wheel 68 has three teeth 68 'distributed equidistantly, adapted to cooperate with the second pawls 67 which are four in number, distributed by pair of pawls oriented in opposite directions, symmetrically with respect to the pin of 50.
  • the second pawls 67 of the same pair are biased towards the second ratchet wheel 68 by a U-shaped leaf spring 69 housed in the intermediate wall 70 and are movable between a passive position in which they are separated from each other. the second ratchet wheel 68 and an active position in which they are supported on it under the action of the leaf spring 69.
  • each second pawl 67 has on its free edge cuts defining several sectors 67a-67c: the sector 67a forms a first wing to follow the second cams 65 of the output gear 62 causing the spacing of the second pawls 67 and releasing the rotation of the drive pin 50, the sector 67b forms a stop for the teeth 68 'of the second ratchet wheel 68 and prohibit the rotation of the drive pin 50 and the sector 67c forms a second wing to follow the first cams 45 of the drive pinion 40 causing the separation of the second clique ts 67 and releasing the rotation of the drive pin 50 during operation of the automated actuating mechanism 30.
  • the combination of the first cams 45 of the motor pinion 40 and the second pawls 67 thus makes it possible to automatically disengage the manual actuation mechanism 60 when the automated actuation mechanism 30 is in operation.
  • the drive spindle 50 can rotate freely without the torsion spring 66 being biased, the input 61 and output 62 gears being reversible.
  • the automated actuation mechanism 30 is automatically disengaged by means of a retaining lip 71 provided on the intermediate wall 70, forming a stop for the first pawls 43 moving them apart. of the first ratchet wheel 51.
  • This retaining lip 71 extends over an angular sector of about 90 ° and allows the drive pin 50 to rotate freely without the motor pinion 40 is biased.
  • the control module 10 comprises lockout means to prohibit the switching of the breaking device 1.
  • lockout means comprise the padlocking disc 80 integral in rotation with the drive pin 50, coupled directly to the axis of rotation. control of the switchgear 1, and provided with locking notches 83 adapted to receive the locking finger 84 of the lock tab 17 in the locked position to prevent its rotation.
  • This padlock tongue 17 is accessible on the front face of the housing 11 under the hood 12. It is movable in translation perpendicularly to the lockout disk 80 between a locked position, obtained by manual pulling on a handle 85 to remove it and make the hole accessible. lockout 86 (cf. Fig.
  • the padlocking disc 80 has three locking notches 83 oriented radially at an angle and passing through its peripheral wall. They are positioned to correspond to the three switching states of the switching device 1: I, 0, II in order to provide the possibility of padlocking the control module 10 in one of its states.
  • a safety ring 90 is provided inside the lockout disk 80 to prohibit the lockout in one or the other state of switching. For this purpose, it comprises a peripheral wall forming a mask 91 for closing one or the other locking notch 83.
  • the safety ring 90 is inoperative while in the figure 12B , it authorizes the lockout only in the central locking slot 83 corresponding to the state 0 of the cutoff device 1.
  • the lockout disk 80 may comprise on its peripheral wall, facing the window 16 opposite front of the housing 11, a marking (not shown) for indicating the switching state: I, 0, II, of the switching device 1 according to the angular position of the disk.
  • the control module 10 also comprises means for controlling the control of the electromagnets 31.
  • These control means comprise an indexing disc 95 mounted at the free end 57 of the drive pin 50 to which it is rotatably connected. by a complementary non-cylindrical interlocking shape.
  • This indexing disc 95 extends over an angular sector of about 180 ° and comprises markings such as notches 96 at the periphery cooperating with one or more detectors (not shown) provided in the housing 11 which sends the information to an electronic card managing the power supply of the electromagnets 31.
  • these notches 96 are three in number and correspond to the three switching states of the switching device 1.
  • These three switching states are also indexed mechanically by a spring blade V integral with the housing 11 adapted to fit into corresponding slots 98 provided in the hub 99 of the indexing disk 95.
  • the detectors operate as limit switches, by optical detection or otherwise, to cut the supply of the electromagnet 31 concerned as soon as the switching position to be reached is reached.
  • any other embodiment of indexing and detection the angular position of the drive pin 50, and therefore the switching state of the switching device 1, is conceivable.
  • this control module 10 is detailed in priority with reference to the Figures 8A-E which illustrate the automated actuation mechanism 30, seen from the end of the drive spindle 50, on the side of the cut-off device 1. They show the two electromagnets 31, the slide 34 and its rack 35, the driving pinion 40, the first ratchets 43 and the first ratchet wheel 51. They also show in broken lines the angular position of the control axis of the breaking device 1.
  • the automated actuation mechanism 30 is at rest and the cut-off device 1 is in state 0: no electromagnet 31 is powered, the plunger cores 33 are in the extended position, the slider 34 is in its central position C stable, its spring 37 is at rest, the rack 35 is meshing with the motor pinion 40 immobile, its median plane passing through C, the first pawls 43 are in the passive position, raised by the retaining lip 71, the pin of drive 50 is motionless, his middle plane passing through C.
  • the automated actuation mechanism 30 is in operation but the cut-off apparatus 1 is always in state 0: the electromagnet 31 on the left in the figures is electrically powered, the plunger core 33 begins to retract, causing the slider 34 to the left by compressing the spring 37, the rack 35 rotates the driving pinion 40 in the clockwise direction R by about 15 °; the first pawl 43 on the right leaves the retaining lip 71 to engage a tooth 51 'of the first ratchet wheel 51. Simultaneously, the first cams 45 of the motor pinion 40 raise the second pawls 67 concerned to release the rotation of the second wheel Ratchet 68.
  • the automated actuation mechanism 30 is still in operation and the switching device 1 has changed state by passing from state 0 to state I: the electromagnet 31 on the left is electrically powered, the plunger core 33 is retracted, the slider 34 is on the left G, the spring 37 is compressed, the rack 35 has rotated the driving pinion 40 in the clockwise direction R by approximately 45 ° by driving the first ratchet wheel 51 thanks to the first ratchet 43 of the right hand engaged with one of its teeth 51 ', the drive pin 50 directly transmits this rotation to the control axis of the switching device 1 which switches.
  • the automated actuation mechanism 30 is at rest but the cut-off device 1 has remained in the I state: the electromagnet 31 on the left is no longer powered, the spring 37 has relaxed bringing the slider 34 back into position. its center position C and the plunger cores 33 in the rest position, the rack 35 has rotated the driving pinion 40 in the opposite direction R 'to bring it back to its starting position ( Fig. 8A ), the first pawls 43 are spread by passing on the teeth 51 'of the first ratchet wheel 51 without driving, the drive pin 50 has not moved remaining in its angular position corresponding to the state I of the Figure 8C .
  • the automated actuation mechanism 30 is ready for a new cycle of operation. It allows electrically feeding the electromagnet 31 on the right to turn the first ratchet wheel 51 in the opposite direction R 'to change the state of the cut-off device 1 and bring it back to its state 0, then always activating the electromagnet 31 on the right to change its state again from state 0 to state II, as illustrated by FIG. figure 8E .
  • the operating phases described above are carried out in a very short period of time, of the order of a few milliseconds, the time of an electrical pulse.
  • This automated actuation mechanism 30 thus makes it possible to obtain electrical switching in the very fast breaking modules 2 and to get rid of of the snap system.
  • the electromagnets 31 are selectively controlled by an electronic card (not shown) integrated in the housing 11 and controlled by the control means as a function of the angular position of the drive pin 50.
  • This control module 10 thus allows using a monostable pulse control to control a switchgear 1 at three stable positions: I-0-II or I-I + II-II, or more. It also makes it possible to control a switching device 1 with two stable positions: I-0 or I-II.
  • the same result can be obtained with a control module 10 equipped with a single electromagnet 31.
  • the first ratchet wheel 51 is provided with teeth 51 'evenly distributed over its entire periphery to cooperate with a single first pawl 43 , so as to rotate the drive pin 50 in the same direction of rotation.
  • FIGS 11A-C illustrate the manual actuating mechanism 60. They show the second ratchet wheel 68, the second pawls 67, their leaf spring 69, the sleeve 63 and the second cams 65 of the output gear 62, and in phantom, the drive pin 50. They do not show the input pinion 61 or the key 14 to rotate it. Operation is also described with reference to Figures 10A-C which illustrate the torsion spring 66 of the snap action system. These figures show by transparency the sleeve 63 and its internal axial ribs 64, the torsion spring 66 and its branches 66a, 66b, the drive pin 50, its disc portion 54 and its radial wall 55.
  • the first pawls 43 are in the passive position, being kept away from the first ratchet wheel 51 by the retaining lip 71 of the intermediate wall 70.
  • the drive pin 50 can rotate freely without stressing the motor pinion 40 or the rack 35.
  • the manual actuating mechanism 60 is at rest and the breaking device 1 is in the 0 state: the output gear 62 is in its central position, the second pawls 67 bear against the sleeve 63 under the action of their leaf spring 69, the second pawls 67 on the left side being engaged with two teeth 68 'of the second ratchet wheel 68 blocking its rotation in both directions, the torsion spring 66 is not stressed, the drive spindle 50 is stationary.
  • the manual actuating mechanism 60 is at work and the cut-off apparatus 1 is always in the state 0: the output gear 62 has rotated to the left counter-clockwise R 'by an angle of approximately 60 ° under the manual action of an operator on the key 14 to turn the input pinion 61 by a corresponding angle, the second ratchet wheel 68 remains immobilized by the second pawls 67 in engagement with its teeth 68 ' , the torsion spring 66 is compressed, its branch 66a being led by the axial rib 64 of the sleeve 63, the other branch 66b remaining locked in the housing 55 'of the radial wall 55 of the drive pin 50 which remains stationary .
  • the second ratchets 67 on the right side are now engaged with the teeth 68 'of the second ratchet wheel 68, blocking its rotation in both directions, to allow the switching device of the state II to be switched to the state 0 by turning the output gear 62 in the opposite direction R by means of the key 14 and the pinion In this case, the torsion spring 66 is again biased to obtain rapid switching. These steps are not illustrated.
  • the manual actuating mechanism 60 is in operation and the breaking apparatus 1 is in the state 0: the output gear 62 has rotated to the right in the clockwise direction R by an angle of about 60 ° the manual action of an operator on the key 14 to turn the input gear 61 by a corresponding angle, the second ratchet wheel 68 remains immobilized by the second pawls 67 in engagement with the teeth 68 ', the spring of twist 66 is compressed; its branch 66b being led by the axial rib 64 of the sleeve 63, the other branch 66a remaining locked in the housing 55 "of the radial wall 55 of the drive pin 50 which remains stationary.
  • the manual actuating mechanism 60 is at work and the switching device 1 has changed state and has gone from state 0 to state I: the second cams 65 of the output gear 62 have raised the second pawls 67 which have released the ratchet wheel 68 allowing the rotation of the drive pin 50 in the same direction R under the effect of the torsion spring 66. This sudden rotation movement is transmitted directly to the control pin of the switching device 1 which switches quickly.
  • the second pawls 67 on the right side are again engaged with the teeth 68 'of the second ratchet wheel 68, blocking its rotation in both directions, to allow switching the switchgear from the state I to the state 0 by turning the output gear 62 in the opposite direction R 'through the key 14 and the input gear 61.
  • the torsion spring 66 is again biased to obtain a fast switching.
  • the control module 10 having only one electromagnet 31, the manual actuation mechanisms 60 and automated 30 are of course adapted, for example the number and the angular position of the teeth 68 'of the second ratchet wheel 68 being adapted to the switching angles.
  • the present invention also relates to the switching device 1 as such, equipped with a control module 10.
  • this control module is designed in a very simple, compact manner, with a limited number of parts and parts common to the embodiments for both bistable and tristable breaking devices, so at a very economical cost.
  • This control module is adaptable to any type of cut-off device 1 equipped with a control pin, and can equip already existing devices for after-sales or new equipment in the factory.
  • This control module makes it possible to achieve very high switching speeds by means of a single electrical pulse. It also allows use in manual mode without having to disengage the automatic mode, which allows for example to automatically engage and trigger manually or vice versa.
  • This control module also allows remote control and can be associated with any control equipment; fault detection, protection.

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  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Transmission Devices (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • External Artificial Organs (AREA)
  • Selective Calling Equipment (AREA)

Claims (21)

  1. Automatisiertes Steuermodul (10) für ein elektrisches Schaltgerät (1), wobei das Schaltgerät (1) eine drehbare Steuerachse aufweist, wobei das Steuermodul (10) ein Gehäuse (11) aufweist, in dem ein automatisierter Betätigungsmechanismus (30) um die Steuerachse drehbar angeordnet und mit einem translativ betätigbaren Stellglied (31) versehen ist, mit einer Vorrichtung (35,40) zur Umwandlung der Translationsbewegung des Stellgliedes in eine Drehbewegung und mit einer Vorrichtung (43,50) zur Übertragung der Drehbewegung auf die Steuerachse, dadurch gekennzeichnet, dass das Stellglied mindestens einen Elektromagneten (31) aufweist, wobei die Vorrichtung zur Umwandlung der Bewegung mindestens ein mit dem Elektromagneten (31) verbundenes Gleitstück (34) aufweist, welches mit einer Zahnstange (35) versehen ist, die ein Antriebsritzel (40) in Eingriff nimmt, wobei das Antriebsritzel (40) angeordnet ist, um über die Übertragungsvorrichtung (43,50) mit der Steuerachse verbunden zu werden, wenn das Steuermodul (10) mit dem Schaltgerät (1) zusammengebaut ist.
  2. Modul nach Anspruch 1, dadurch gekennzeichnet, dass der Elektromagnet (31) einen mit dem Gleitstück (34) verbundenen Tauchmagnetanker (33) aufweist, der in Ruhestellung mittels Rückholeinrichtungen (37) belastet ist, wenn der Elektromagnet (31) nicht mit Strom versorgt ist.
  3. Modul nach Anspruch 2, dadurch gekennzeichnet, dass die Rückholeinrichtungen (37) zwischen dem Gehäuse (11) und dem Gleitstück (34) angeordnet sind.
  4. Modul nach Anspruch 1, dadurch gekennzeichnet, dass der automatisierte Betätigungsmechanismus (30) zwei einander gegenüberliegend ausgerichtete Elektromagnete (31) aufweist, die mit demselben Gleitstück (34) verbunden sind.
  5. Modul nach Anspruch 1, dadurch gekennzeichnet, dass die Übertragungsvorrichtung einen Mitnehmerbolzen (50) aufweist, der angeordnet ist, um drehbar mit der Steuerachse verbunden zu werden, der ein erstes Sperrzahnrad (51) und mindestens eine erste Sperrraste (43) aufweist, die mit einem Rückholelement verbunden ist, welches fest mit dem Antriebsritzel (40) verbunden und angeordnet ist, um mit dem ersten Sperrzahnrad (51) so zusammenzuwirken, um es in mindestens einer Drehrichtung anzutreiben.
  6. Modul nach Anspruch 5, dadurch gekennzeichnet, dass die Übertragungsvorrichtung zwei erste Sperrrasten (43) aufweist, die in entgegengesetzten Richtungen ausgerichtet und angeordnet sind, um mit dem ersten Sperrzahnrad (51) so zusammenzuwirken, um es in den zwei Drehrichtungen anzutreiben.
  7. Modul nach Anspruch 1, dadurch gekennzeichnet, dass das Stellglied durch das Schaltgerät (1), mit dem es verbunden ist, direkt mit Strom versorgt wird.
  8. Modul nach Anspruch 5, dadurch gekennzeichnet, dass das Stellglied durch Steuereinrichtungen in Abhängigkeit von der Winkelstellung des Mitnehmerbolzens (50) gesteuert wird.
  9. Modul nach Anspruch 8, dadurch gekennzeichnet, dass die Steuereinrichtungen eine Indexierungsscheibe (95), die mit dem Mitnehmerbolzen (50) verbunden ist, die mit entsprechenden Markierungen versehen ist, die mit den Schaltzuständen des Schaltgerätes (1) übereinstimmen, und Einrichtungen zur Erkennung der Markierungen aufweisen.
  10. Modul nach Anspruch 5, dadurch gekennzeichnet, dass es eine mit dem Sperrzahnrad (50) verbundene Verriegelungsscheibe (80) und eine Verriegelungslasche (17) aufweist, die von außerhalb des Gehäuses (11) zugänglich ist, um manuell zwischen einer Verriegelungsposition, in der sie die Drehung der Verriegelungsscheibe (80) nicht zulässt, und einer Entriegelungsposition verschoben zu werden, in der sie dies zulässt.
  11. Modul nach Anspruch 10, dadurch gekennzeichnet, dass die Verriegelungsscheibe (80) Verriegelungskerben (83) aufweist, die mit den Schaltzuständen des Schaltgerätes (1) übereinstimmen, wobei die Verriegelungslasche (17) einen Verriegelungsfinger (84) aufweist, der angeordnet ist, um sich in der Verriegelungsposition in eine der Verriegelungskerben (83) einzupassen.
  12. Modul nach Anspruch 11, dadurch gekennzeichnet, dass es einen mit der Verriegelungsscheibe (80) verbundenen Sicherheitsring (90) aufweist, der mit einer Blende versehen ist, die angeordnet ist, um die eine oder die andere Verriegelungskerbe (83) in Abhängigkeit von der regelbaren Winkelstellung des Sicherheitsringes (90) im Verhältnis zu der Verriegelungsscheibe (80) abzudecken.
  13. Modul nach Anspruch 5, dadurch gekennzeichnet, dass es einen in dem Gehäuse (11) untergebrachten manuellen Betätigungsmechanismus (60) in der Ausrichtung des automatisierten Betätigungsmechanismus (30) aufweist, wobei der manuelle Betätigungsmechanismus (60) mit einem von außerhalb des Gehäuses (11) durch einen Bediener manövrierbaren Greifelement (14) und mit einer Übertragungsvorrichtung (61,62,66,68) zu dem Mitnehmerbolzen (50) versehen ist.
  14. Modul nach Anspruch 13, dadurch gekennzeichnet, dass die Übertragungsvorrichtung ein durch das Greifelement (14) gesteuertes Eingangsritzel (61) aufweist, welches in ein Ausgangsritzel (62) eingreift, welches durch ein Schnappsystem (66,68) mit dem Mitnehmerbolzen (50) verbunden ist, um das Schaltgerät (1) schnell zu schalten.
  15. Modul nach Anspruch 13, dadurch gekennzeichnet, dass das Schnappsystem eine koaxial zu dem Sperrzahnrad (50) angeordnete Spannfeder (66) aufweist, die in einer Hülse (63) angeordnet ist, die fest mit dem Ausgangsritzel (62) verbunden ist, wobei die Schenkel (66a,66b) der Spannfeder (66) auf Anschlägen (55,64) aufliegen, die auf dem Mitnehmerbolzen (50) und in der Hülse (63) vorgesehen sind.
  16. Modul nach Anspruch 15, dadurch gekennzeichnet, dass das Schnappsystem ein zweites Sperrzahnrad (68), welches mit dem Mitnehmerbolzen (50) verbunden ist, und mindestens zwei zweite Sperrrasten (67) aufweist, die mit einem Rückholelement (69) verbunden sind, die fest mit dem Gehäuse (11) verbunden, in entgegengesetzten Richtungen ausgerichtet und angeordnet sind, um mit dem zweiten Sperrzahnrad (68) zusammenzuwirken.
  17. Modul nach Anspruch 16, dadurch gekennzeichnet, dass die zweiten Sperrrasten (67) einen ersten Flügel (67a) aufweisen, der in der Lage ist, über einem zweiten Nocken (65) zu kreisen, der fest und derart mit dem Ausgangsritzel (62) verbunden ist, dass er die zweiten Sperrrasten (67) ausspart und die Drehung des Sperrzahnrades (68) freigibt.
  18. Modul nach Anspruch 16, dadurch gekennzeichnet, dass es eine Zwischenwand (70) aufweist, die in dem Gehäuse (11) angeordnet ist, von dem Mitnehmerbolzen (50) durchquert wird und angeordnet ist, um die zweiten Sperrrasten (67) und ihr Federelement (69) zu tragen.
  19. Modul nach Anspruch 18, dadurch gekennzeichnet, dass die Zwischenwand (70) eine Rückhaltelippe (71) aufweist, die angeordnet ist, um die ersten Sperrrasten (43) auszusparen und die Drehung des ersten Sperrzahnrades (51) so freizugeben, dass der automatisierte Betätigungsmechanismus (30) ausgerückt wird.
  20. Modul nach Anspruch 16, dadurch gekennzeichnet, dass die zweiten Sperrrasten (67) einen zweiten Flügel (67c) aufweisen, der in der Lage ist, über einem ersten Nocken (45) zu kreisen, der auf dem Antriebsritzel (40) derart vorgesehen ist, dass er die zweiten Sperrrasten (67) ausspart und die Drehung des Sperrzahnrades (68) so freigibt, dass der manuelle Betätigungsmechanismus (60) ausgerückt wird, wenn der automatisierte Betätigungsmechanismus (30) aktiviert ist.
  21. Elektrisches Schaltgerät (1) mit einer Drehachse, dadurch gekennzeichnet, dass es ein Steuermodul (10) nach einem der vorangegangenen Ansprüche aufweist.
EP07730925A 2006-03-03 2007-02-06 Automatisiertes steuermodul für stromabschaltvorrichtung und stromabschaltvorrichtung, die mit einem solchen steuermodul ausgestattet ist Active EP1991997B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0601902A FR2898212B1 (fr) 2006-03-03 2006-03-03 Module de commande automatise pour appareil de coupure electrique et appareil de coupure electrique equipe d'un tel module de commande
PCT/FR2007/000209 WO2007101920A1 (fr) 2006-03-03 2007-02-06 Module de commande automatise pour appareil de coupure electrique et appareil de coupure electrique equipe d'un tel module de commande

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EP1991997A1 EP1991997A1 (de) 2008-11-19
EP1991997B1 true EP1991997B1 (de) 2009-08-26

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US (1) US20090032379A1 (de)
EP (1) EP1991997B1 (de)
CN (1) CN101395685B (de)
AT (1) ATE441195T1 (de)
DE (1) DE602007002168D1 (de)
ES (1) ES2331591T3 (de)
FR (1) FR2898212B1 (de)
HK (1) HK1127959A1 (de)
WO (1) WO2007101920A1 (de)

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CN108376619A (zh) * 2018-03-20 2018-08-07 沈阳斯沃电器有限公司 一种自动转换开关电器的操作模块
CN108321056B (zh) * 2018-04-02 2024-05-03 浙江智美电气有限公司 一种用电磁铁推动的断路器
CN109412062A (zh) * 2018-12-19 2019-03-01 深圳昂泰智能有限公司 一种低压配电模块与系统
CN110824902A (zh) * 2019-11-29 2020-02-21 上海航天控制技术研究所 一种空间站对日定向太阳翼切换锁定控制系统及方法
CN112614712B (zh) * 2020-12-28 2024-03-08 施耐德万高（天津）电气设备有限公司 手自一体的双电源转换开关电器
CN114121514B (zh) * 2021-11-25 2024-03-12 上海纳杰电气成套有限公司 一种超快速双电源切换机构和切换方法
CN117524761B (zh) * 2024-01-05 2024-03-19 常州晶硕机电有限公司 一种中频炉换炉开关
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WO2023275716A1 (de) 2021-06-28 2023-01-05 Ean Elektroschaltanlagen Gmbh Antrieb zur betätigung einer elektrischen schalteinrichtung und vorrichtung zur netzumschaltung

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CN101395685B (zh) 2011-09-21
US20090032379A1 (en) 2009-02-05
EP1991997A1 (de) 2008-11-19
FR2898212B1 (fr) 2008-05-16
HK1127959A1 (en) 2009-10-09
FR2898212A1 (fr) 2007-09-07
ES2331591T3 (es) 2010-01-08
CN101395685A (zh) 2009-03-25
ATE441195T1 (de) 2009-09-15
WO2007101920A1 (fr) 2007-09-13
DE602007002168D1 (de) 2009-10-08

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