EP2666939A2 - Serrure pour une porte - Google Patents

Serrure pour une porte Download PDF

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Publication number
EP2666939A2
EP2666939A2 EP13002041.5A EP13002041A EP2666939A2 EP 2666939 A2 EP2666939 A2 EP 2666939A2 EP 13002041 A EP13002041 A EP 13002041A EP 2666939 A2 EP2666939 A2 EP 2666939A2
Authority
EP
European Patent Office
Prior art keywords
lock
slider
drive wheel
slide
cam
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.)
Granted
Application number
EP13002041.5A
Other languages
German (de)
English (en)
Other versions
EP2666939B1 (fr
EP2666939A3 (fr
Inventor
Kai Gröne
Marc-André Schneider
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.)
Dormakaba Deutschland GmbH
Original Assignee
Dorma Deutschland 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 Dorma Deutschland GmbH filed Critical Dorma Deutschland GmbH
Publication of EP2666939A2 publication Critical patent/EP2666939A2/fr
Publication of EP2666939A3 publication Critical patent/EP2666939A3/fr
Application granted granted Critical
Publication of EP2666939B1 publication Critical patent/EP2666939B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/02—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
    • E05B47/026—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means the bolt moving rectilinearly
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
    • E05B47/0603—Controlling mechanically-operated bolts by electro-magnetically-operated detents the detent moving rectilinearly
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B55/00—Locks in which a sliding latch is used also as a locking bolt
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/10—Bolts of locks or night latches
    • E05B15/102—Bolts having movable elements
    • E05B2015/105—Two pivoting latch elements with opposite inclined surfaces mounted on one slidable main latch-piece
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B2047/0014—Constructional features of actuators or power transmissions therefor
    • E05B2047/0018—Details of actuator transmissions
    • E05B2047/0024—Cams
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B59/00—Locks with latches separate from the lock-bolts or with a plurality of latches or lock-bolts

Definitions

  • the invention relates to a lock for a door.
  • the lock has a lock housing, a lock latch movable between a closed position and an open position, a slider mounted translationally movable, and a lock mechanism for transmitting movement of the slider to the lock latch.
  • the lock has a motor-gear unit for driving a drive shaft rotatably mounted about a rotation axis, wherein an engagement means is arranged eccentrically to the rotation axis of the drive wheel and wherein the engagement means is formed such that upon rotation of the drive wheel, the engagement means the displacement the slide performs a slide contact surface, wherein during the displacement of a contact contour of the engagement device slides along the slider contact surface.
  • Such door locks are widely known. That is, there are a variety of slide-controlled door locks on the market. In these door locks, the "control" of the processes in the door lock takes place via a slide. In such Torschlössem the movably mounted slider is moved via a motor-gear unit. That is, the engine-transmission unit is responsible for unlocking the door lock by lifting the slider.
  • the slider 10 is taken in known door locks by a mandrel 92, which is located on a worm wheel 91 of the motor-gear unit, see Fig. 3 , The disadvantage here is that when hitting the dome 92 on the slide 10, an unfavorable Hebelverphaselfinis is present.
  • the object of the invention is a lock for a door, with a lock housing, a movable between a closed position and an open position latch, a translationally movable slider, a locking mechanism for blocking or releasing a movement of the lock latch, and a motor-gear unit for driving a drive wheel rotatably mounted about an axis of rotation, wherein an engagement device is arranged eccentrically to the axis of rotation on the drive wheel and wherein the engagement device is designed such that during a rotational movement of the drive wheel, the engagement device performs the displacement of the slider via a slider contact surface, wherein during the displacement a contact contour of the engagement device slides along the Schieberfulnessfizze solved.
  • the lock is further characterized in that the engagement means is cam-shaped.
  • Such a lock for a door allows in a cost effective, energy efficient and easy way unlocking a door lock, in particular a latch of the door lock.
  • the door lock has a translationally mounted slide.
  • the slider is advantageously movably mounted in the lock housing of the door lock.
  • the latch of the door lock is movable between a Sch concentratedposftionion and an open position.
  • the latch which may be designed in particular as a cross latch, projects out of the door lock, in particular the lock housing, so as to engage in a lock latch receptacle of a door frame.
  • the lock latch In the open position, the lock latch is pushed in to release the door in the door lock or the lock housing through the door.
  • the latch can be pivoted between the two positions.
  • the latch bolt between the open position and the closed position is mounted linearly movable.
  • the lock has a locking mechanism, also referred to as a hinge mechanism on.
  • the locking mechanism is configured to block or release movement of the latch.
  • the latch is not actively retracted by the locking mechanism, but is either blocked or released by the locking mechanism.
  • the locking mechanism may, for example, a clamping plate, a spring element and / or one or more toggle lever.
  • the locking mechanism is coupled to the slider. Depending on the position of the slide, the locking mechanism is brought into a position in which it blocks or releases a movement of the lock latch.
  • the direction of movement of the latch advantageously extends inclined, in particular vertically inclined, to the direction of movement of the slide.
  • the motor-gear unit is used to drive a rotatably mounted about a rotational axis drive wheel.
  • an engagement device is arranged eccentrically to the axis of rotation of the drive wheel, in particular fixed.
  • the engagement device is designed such that during a rotational movement of the drive wheel, the engagement means the displacement of the slider via a slider contact surface, that is, by contacting the slider contact surface of the slider, performs.
  • the slide contact surface slides along the engagement device or the contact contour of the engagement device:
  • the engagement means comes into contact with the slider upon rotation of the drive wheel and takes it with the rotation.
  • the slider is thereby moved within the door lock or the lock housing, in particular moved linearly.
  • the engagement means or the contact contour of the engagement means is cam-shaped, the leverage ratios of the engagement means can be adapted to the required power requirement for moving the slider, in particular for unlocking the lock.
  • it can be ensured by a cam-like engagement means that the lever arm between the contact point between the engagement means and the slide contact surface and the contact point between the drive wheel and a transmission element of the motor-gear unit during the stroke of the slide, in particular at the moment of unlocking the lock latch, as low as possible.
  • the door lock according to the invention ensures a minimization and a constant maintenance or an approximate constant maintenance of the operating torque of the motor-gear unit of the door lock.
  • the door lock according to the invention ensures that during the displacement of the slide by the Eindffs worn to the transmission of the motor-gear unit, a low, in particular approximately constant low, load is exercised.
  • the engine / transmission unit or the engine of the engine / transmission unit requires less energy and can be made smaller and less expensive than in known door locks with a motor-gear unit.
  • the torque that has to apply the motor-gear unit for moving the slider can, through the cam-like shape of the engagement device or the contact contour of the engagement means on the entire stroke of the slider are kept constant or relatively constant.
  • the engaging means is preferably cam-shaped such that the lever arm between the point of contact between the engaging means and the slider and the axis of rotation of the drive wheel is then low, when an increased force for displacement of the slider is required, for example for unlocking the locking mechanism. That is, the cam-like engagement means is adapted to the force required to displace the slider.
  • the cam-like engagement device is in particular designed such that the lever arm between the contact point between the engagement device and the slider and the axis of rotation of the drive wheel is then low when the applied force to move the slider is large, and then larger when the applied force to shift the slider is low. In this way, a constant or approximately constant torque can be ensured on the motor-gear unit over the entire stroke of the slide.
  • the lever arm between the contact point between the stop contour of the engagement device which is in particular designed as a cam, and the slider contact surface of the slider and the axis of rotation of the drive wheel at the beginning of the displacement of the slider low, in the course of the displacement the slider slightly larger and at the end of the shift of the slider is low again.
  • the special cam-like configuration of the engagement device or cam-like configuration of the contact contour of the engagement means that the lever arm is always kept low when an increased force to move the slider, for unlocking the locking mechanism of the door lock or unlocking a bolt of the Door lock, is required.
  • the engagement means between the edge of the drive wheel and the center of the drive wheel is arranged.
  • the stop contour of the engagement device extends from the edge of the drive wheel to approximately the center of the drive wheel, that is, to approximately the axis of rotation of the drive wheel.
  • the strength of the curvature of the cam-like engagement device or the cam-like abutment contour of the engagement device can preferably increase from the outside inwards. That is, preferably, the strength of the curvature of the cam-like engagement device or the cam-like contact contour increases in the direction of the center of the drive wheel.
  • the engagement device as a cam
  • the Eingrififs worn by two or more mandrels is formed, which are arranged at different distances far from the axis of rotation of the drive wheel on the drive wheel, wherein the mandrels are arranged angularly offset from one another. That is, the two or more mandrels are mounted along a curved path on the drive wheel.
  • the cam-like engagement device or the cam-like abutment contour is formed by all mandrels.
  • the second mandrel adjacent the first mandrel can come into contact with the slide contact surface and then the next mandrel until the outermost mandrel contacts the slide contact surface.
  • a door lock that is rotatably mounted around each mandrel, a sleeve, wherein the outer circumferential surfaces of the sleeves of the mandrels form the contact contour.
  • the sleeves are advantageously arranged rotatably around the mandrels. This ensures that the sleeves roll in contacting the slider contact surface along this. As a result, friction on the abutment contour of the engagement device during the lifting of the slider by the engagement device can be prevented or at least reduced.
  • the engagement device may be formed, for example, of metal, during which the drive wheel may be made of plastic or an organic material. Furthermore, a door lock is preferred in the engagement device is integrally formed, in particular monolithic, with the drive wheel. This ensures a permanently secure arrangement of the engagement means on the drive wheel.
  • the engagement means is attached to one side of the drive wheel.
  • the engine-transmission unit of the door lock has a motor, a transmission and a transmission element.
  • the transmission transmits the force of the motor to the transmission element, which is in operative contact, in particular in direct engagement with the drive wheel.
  • the drive wheel is advantageously designed as a gear, in particular as a worm wheel, or as a toothed belt.
  • the transmission element for driving the drive wheel in particular of the drive wheel designed as a worm wheel, can be designed as a screw conveyor.
  • the motor transmits its power via the transmission to the transmission element, which rotates the drive wheel and thus rotates the engagement device attached to the drive wheel to raise the slide of the door lock.
  • the slide contact surface is flat.
  • the slider contact surface is formed by the slider itself. This means that the slider contact surface is part of the slider.
  • the slider preferably has a flat or largely planar base body.
  • the slider contact surface is formed by a portion of the edge of the main body of the slider.
  • Particularly preferred may be provided in a door lock that the Slider contact surface is arranged on a slider wing of the slider, wherein the slider contact surface is perpendicular or approximately perpendicular to a direction of displacement of the slider.
  • the displacement direction of the slider is preferably linear. This and the cam-like shape of the engagement device ensure that a constant or relatively constant and at the same time relatively low engine torque is required to move the slider.
  • the engagement device can be ensured that the lever arm is then low when an increased force required to move the slider.
  • the engagement device may have such a cam-like stop contour that the lever ratios are adapted to the required power requirement for unlocking the locking mechanism of the door lock. As a result, small engines can be used with a low power consumption in the door lock.
  • the slider is movably mounted in the gate lock, in particular in the lock housing of the door lock.
  • the slider is guidably mounted in a guide slot.
  • Preferred is a door lock, in which the slide is mounted linearly displaceable in the lock housing.
  • a follower in the lock housing of the door lock a follower is rotatably disposed about an actuating axis, wherein on the follower an actuating arm is arranged, wherein the actuating arm is designed such that during a rotational movement of the Drückernuss the actuator arm performs the displacement of the slider upper a second slider contact surface.
  • the actuating arm of the door lock is designed such that during a rotational movement of the follower the Betuschistsam performs the displacement of the slider via a slide contact surface. This means that the actuating arm for moving the slider on a slider contact surface the slider attacks and this translational, in particular linear, moves due to its movement.
  • a pusher can be inserted in the pusher handle for manual operation of the door lock.
  • the slide contact surface on a projecting from a main body of the slide contact element, in particular contact plate is arranged.
  • the engagement device and thus the abutment contour are preferably arranged for actuating the slider in a plane to the protruding contact element, in particular contact plate.
  • a door lock having a movably mounted latch which is coupled to the slider such that during a movement of the slider, the bolt between a locking position and an unlocking position is movable.
  • a door lock is preferred in which the movement of the bolt is coupled to the movement of the slider such that at the beginning of the movement, in particular the displacement of the slider, the bolt is transferred by the movement of the slider from the locking position to the unlocked position.
  • the bolt can via a bolt in a slotted guide be guided in the slide, in particular in the main body of the slide.
  • Fig. 1 schematically shows a perspective view of an interior view of a lock 1 for a door, which is formed according to the inventive design principle.
  • a pusher nut 3 is rotatable about an actuating axis in the door lock. 1 or the lock housing 2 of the door lock 1 is arranged.
  • an actuating arm 5 is attached.
  • the actuating arm 5 may be fixed non-positively or positively to the follower 3.
  • the actuating arm 5 is integrally formed, in particular monolithic, with the follower 3.
  • the provision of a pusher nut 3 and of an actuation arm 5 can be provided in the door lock 1 according to the invention be, but not mandatory.
  • the slider 10 is operatively connected to a locking mechanism 30 and can block or release it by its movement.
  • the slider 10 is translationally movable, in particular linearly movable, in the door lock 1, in particular in the lock housing 2, stored.
  • the door lock 1 also has a motor-gear unit 90 for driving a rotatably mounted about a rotation axis 97 drive wheel 91.
  • the motor-gear unit 90 serves to unlock the locking mechanism 30.
  • the motor-gear unit 90 has a motor 93, a gear 94 and a transmission element 95.
  • the transmission 94 transmits the force of the motor 93 to the transmission element 95, which is in operative contact with the drive wheel 91.
  • the transmission element 95 is designed here as a drive worm. Of course, the transmission element 95 may also be designed differently.
  • the drive wheel 91 which is preferably designed as a gear wheel, in particular as a worm gear, can be rotated about its axis of rotation 97.
  • a cam-like engagement device 92 is arranged eccentrically to the rotation axis 97 of the drive wheel 91.
  • the cam-like engagement device 92 is designed such that during a rotational movement of the drive wheel 91, the engagement device 92 performs the displacement of the slider 10 via a slide contact surface 16 of the slider 10. That is, during the displacement of the slider 10 slides the slider contact surface 16 on the cam-like engagement device 92 and the cam-like abutment contour 96 of the engagement device 92 along.
  • the engaging means 92 is formed as a cam.
  • the cam-like engagement device 92 or the cam-like abutment contour 96 of the engagement device 92 is designed such that the lever ratios of the engagement device 92 to the required power to move the slider 10, in particular for unlocking the lock, adapt.
  • the stop contour 96 of the engagement device 92 designed as a cam extends from the edge of the drive wheel 91 toward the center of the drive wheel 91, that is, toward the axis of rotation 97 of the drive wheel 91.
  • the engagement device 92 or the stop contour 96 of the engagement device 92 has a curved course. In particular, the magnitude of the curvature of the abutment contour 96 of the engagement means 92 increases from outside to inside.
  • the abutment contour 96 of the Eingrififs Republic 92 has a direction of rotation 97 toward stronger curvature. In this way, it can be ensured that upon actuation of the motor 93 of the motor-gear unit 90 and an associated rotational movement of the drive wheel 91, first the part of the cam 92 facing the rotation axis 97 strikes against the slider contact surface 16. As a result, the distance between the contact point between the abutment contour 96 of the cam-like engagement device 92 and the slider contact surface 16 and the rotation axis 97 of the drive wheel 91 can be kept low. The engine only needs to apply a relatively small engine torque in order to displace the slider 10 via the cam-like engagement device 92.
  • the cam-like contact contour 96 of the engagement device 92 can advantageously extend over half, preferably over more than two-thirds, of the radius of the drive wheel 91.
  • the door lock 1 according to the invention ensures a minimization of the actuation torques of the motor-gear unit 90 of the door lock 1 when the motor-gear unit 90 is actuated.
  • the door lock 1 according to the invention ensures that during the displacement of the slide 10 by the cam-like engagement device 92 on the gear 94 of the motor-gear unit 90 a small load is applied. As a result, the motor-gear unit 90 requires less energy and can thus be formed and no cost.
  • the door lock 1 also has a lock cylinder 40, a latch 50 and an additional latch 60.
  • the lock cylinder 40 is so with the Slider 10 in operative connection, that is displaced upon actuation of the lock cylinder 40 by a key of the slider 10. By moving the slider 10, the latch 50 of the door lock 1 can be actuated.
  • Fig. 2 is a schematic perspective view of the slider 10, a follower 3 and the drive wheel 91 with the formed as a cam engaging means 92 of the door lock 1 according to Fig. 1 shown.
  • the drive wheel 91 is rotated such that the area of the cam-like abutment contour 96 is in contact with the slider contact surface 16, which has the low curvature.
  • the caused by the drive wheel 91 and the cam 92 stroke of the slider 10 is approximately maximum.
  • the cam 92 of the lever arm L1 between the contact point of the abutment contour 96 of the cam 92 and the slider contact surface 16 of the slider 10 and the rotation axis 97 of the drive wheel 91 is low.
  • the motor-gear unit 90 or the motor 93 and / or the gear 94 can be dimensioned quite small, as they have to raise relatively low engine torque due to the over the entire stroke of the slider 10 low lever arm and associated therewith a relatively lower energy consumption.
  • the slider contact surface 16 of the slider 10 is disposed on a slider 15 of the slider 10.
  • Fig. 3 schematically shows in a side view of a drive wheel 91 with a trained as a mandrel engagement device 92 according to the prior art.
  • the slider blade 15 of the slider 10 is indicated by dashed lines.
  • the mandrel 92 bears against the slider contact surface 16 of the slider blade 15.
  • the lever arm L1 between the contact point of the abutment contour 96 of the cam 92 and the slider contact surface 16 of the slider 10 and the axis of rotation 97 of the drive wheel 91 is large, since the cam 92 and thus the abutment contour 96 are arranged near the outer edge of the drive wheel 91.
  • the lever arm L1 for moving the slider 10 by means of the cam 92 is thereby large, so that here a high Engine torque must be applied by the motor 93 of the motor-gear unit 90.
  • the motor 93 and the gearbox of the motor-gear unit 90 therefore have to be dimensioned relatively large, which in turn is associated with increased costs.
  • the first cam-like engagement device 92 is formed by three pins 92a, 92b, 92c.
  • the cam-like EingrifiFs adopted 92 and the cam-like stopper contour 96 is formed by all three pins 92a, 92b, 92c.
  • One or two mandrels 92a, 92b, 92c contact the slider contact surface 16 during displacement of the slider 10.
  • the three mandrels 92a, 92b, 92c are arranged at different distances from the axis of rotation 97 of the drive wheel 91 on the drive wheel 91, wherein the mandrels 92a, 92b, 92c are arranged at an angle to each other. That is, the three pins 92a, 92b, 92c are fixed to the drive gear 91 along a curved path.
  • the mandrel 92c When raising the slide 10 of the door lock 1, the mandrel 92c initially comes into contact with the slide contact surface 16, which is arranged closest to the axis of rotation 97 of the drive wheel 91.
  • a sleeve can be rotatably mounted around each mandrel 92a, 92b, 92c, in which case the outer circumferential surfaces of the sleeves of the mandrels 92a, 92b, 92c form the contact contour 96.
  • the sleeves are advantageously rotatably disposed about the mandrels 92a, 92b, 92c. This ensures that the sleeves on contacting the slider contact surface 16 of the slider 10 roll along this. As a result, friction on the abutment contour 96 of the engagement device 92 during the lifting of the slider 10 by the engagement device 92 can be avoided or kept low.
  • Fig. 5 shows in a side view of a drive wheel 91 with a cam according to the invention designed as the second engagement means 92.
  • the stop contour 96 extends from the edge of the drive wheel 91 to the center of the drive wheel 91, that is to the axis of rotation 97 of the drive wheel 91st
  • the magnitude of the curvature of the stop contour 96 increases from the outside to the inside. That is, the magnitude of the curvature of the abutment contour 96 increases in the direction of the center of the drive wheel 91.
  • the lever arm L1 between the contact point of the abutment contour 96 of the cam 92 and the slider contact surface 16 and the axis of rotation 97 of the drive wheel 91 can be relatively low over the entire stroke of the slider 10.
  • the cam 92 is formed such that the lever arm L1 is small when a larger force for displacement of the slider 10 is required, for example, when the lock mechanism 30 has to be unlocked by the slider 10. Thereby, the motor torque of the motor 93 required for moving the slider 10 can be kept constant low.
  • the transmission element 95 for driving the drive wheel 91 is in the 4 and 5 designed as a worm wheel.
  • the motor 93 transmits its power via the gear 94 to the transmission element 95, which Drive wheel 91 rotates and thus rotates the attached to the drive wheel 91 engaging means 92 to lift the slider 10 of the door lock 1.
  • Fig. 6 is a torque-stroke curve for a door lock with an engagement device according to Fig. 4 , for a door lock with an engagement device according to Fig. 5 as well as for a door lock according to Fig. 3 and a force-stroke curve for the slide of a door lock according to the invention. shown.
  • a dome 92c as engagement means 92 according to the known prior art
  • the required torque over the stroke of the slider 10 of a door lock 1 is greatest. If the mandrel 92c according to Fig. 3 closer to the axis of rotation 97 of the drive wheel 91, the torque applied by the motor 93 could be reduced. However, the stroke of the slider 10 would be disadvantageously reduced thereby.
  • the torque to be applied by the motor 93 is significantly lower than the stroke of the slider 10 of the door lock 1.
  • this increases applied torque is not as strong as when using only a dome 92c.
  • three 92a, 92b, 92c form the contact contour 96, two jumps arise in the applied torque, namely the transition from the first mandrel 92c to the second mandrel 92b and the second mandrel 92b to the third mandrel 92a.
  • the best torque curve is given. That is, the torque to be applied by the motor 93 is the lowest and most likely constant when using a cam 92.
  • both inventive engagement means 92 that is, the engagement means according to the 4 and 5 .
  • the leverage ratios are adapted to the required power requirement for unlocking the door lock 1.
  • smaller motors 93 can be used with a lower power consumption.
  • the sudden increase in the torques can be explained by the fact that the torque is particularly dependent on the counterforce applied to the slider 10, for example by the locking mechanism 30, from a specific stroke of the slider 10.
  • the shape of the cam-like engagement means 92 and the position of the cam-like engagement means 92 on the drive wheel 91 is so matched to the forces acting on the slider 10 counter forces that the required torque of the motor 93 over the entire stroke of the slider 10 is constant or approximately constant low can be held.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Lock And Its Accessories (AREA)
EP13002041.5A 2012-05-24 2013-04-18 Serrure pour une porte Active EP2666939B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012104510A DE102012104510A1 (de) 2012-05-24 2012-05-24 Schloss für eine Tür

Publications (3)

Publication Number Publication Date
EP2666939A2 true EP2666939A2 (fr) 2013-11-27
EP2666939A3 EP2666939A3 (fr) 2017-12-27
EP2666939B1 EP2666939B1 (fr) 2020-07-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP13002041.5A Active EP2666939B1 (fr) 2012-05-24 2013-04-18 Serrure pour une porte

Country Status (3)

Country Link
EP (1) EP2666939B1 (fr)
CN (1) CN103422724B (fr)
DE (1) DE102012104510A1 (fr)

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CN104818904A (zh) * 2015-04-24 2015-08-05 浙江宏泰电子设备有限公司 嵌入式电机防盗锁
CN111411831A (zh) * 2019-01-07 2020-07-14 奥普道斯公司 用于控制闩锁致动机电装置的方法

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DE102013226726B4 (de) 2013-12-19 2018-12-20 Kendrion Kuhnke Automation Gmbh Verriegelungsvorrichtung mit einer motorisch angetriebenen Verriegelungskulisse
FI126771B (fi) * 2015-04-21 2017-05-15 Abloy Oy Lukkorunko
EP3543439B1 (fr) * 2018-03-22 2024-01-24 dormakaba Deutschland GmbH Procédé pour un ensemble serrure
CN110509757A (zh) * 2019-09-12 2019-11-29 博众精工科技股份有限公司 斜块顶升式解锁机构

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EP2666939B1 (fr) 2020-07-08
EP2666939A3 (fr) 2017-12-27
CN103422724B (zh) 2017-11-03
CN103422724A (zh) 2013-12-04

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