EP3498946A1 - Clé pour un dispositif de fermeture mécatronique et système de fermeture - Google Patents

Clé pour un dispositif de fermeture mécatronique et système de fermeture Download PDF

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Publication number
EP3498946A1
EP3498946A1 EP18153583.2A EP18153583A EP3498946A1 EP 3498946 A1 EP3498946 A1 EP 3498946A1 EP 18153583 A EP18153583 A EP 18153583A EP 3498946 A1 EP3498946 A1 EP 3498946A1
Authority
EP
European Patent Office
Prior art keywords
key
profile elements
release position
actuator
housing
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
EP18153583.2A
Other languages
German (de)
English (en)
Other versions
EP3498946B1 (fr
Inventor
Gerhard Hennecke
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.)
BKS GmbH
Original Assignee
BKS 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 BKS GmbH filed Critical BKS GmbH
Publication of EP3498946A1 publication Critical patent/EP3498946A1/fr
Application granted granted Critical
Publication of EP3498946B1 publication Critical patent/EP3498946B1/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
    • E05B19/00—Keys; Accessories therefor
    • E05B19/18—Keys adjustable before use
    • 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
    • E05B47/0001—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
    • E05B2047/002—Geared transmissions

Definitions

  • the invention relates to a key for a mechatronic locking device, comprising a housing forming a crayon, a key shaft extending therefrom with a locking coding for actuating tumblers of the locking device, wherein the housing is associated with an electronic control and an actuator.
  • the invention relates to a locking system with such a key and an associated mechatronic locking device.
  • Mechatronic lock cylinders are equipped with electronics and often also with batteries. Such lock cylinders must be protected against environmental influences such as moisture, heat, cold or aggressive media. For this purpose, such lock cylinders are, for example, sealed with seals and / or potting compound. In addition to the complex construction is problematic that the battery change is complex and often requires an expansion of the lock cylinder. Due to the complex construction, the production costs are comparatively high in such lock cylinders, moreover, such lock cylinder for outdoor use are only partially suitable. Also electronic and mechanical disturbances can not be excluded.
  • a mechatronic key is also in DE 10 2007 063 076 A1 described, which supports an operator in a closing operation by the key shaft can be rotated by motor drive relative to a moving part (handle).
  • the invention is based on the object with simple design means for mechatronic Closing devices to reduce maintenance and increase the weather resistance.
  • the key is characterized in that the closing coding is set up so that they occupy a release position (release profile of the closing coding) and a Tinkegabewolf (Nichtkegabeprofil the closing coding) can, wherein the closing coding is coupled via a (relative to the housing) movable drive element to the actuator, so that upon detection of a positive authentication by the controller, the closing coding by driving the actuator (by displacement of the drive element) from the non-release position in the release position can be brought or brought.
  • the tumblers of a lock cylinder of an associated mechatronic locking device can also be brought into the release position by the key, so that the lock cylinder is actuated, i. the lock core can be rotated relative to the cylinder housing.
  • "Associated" means that a key can be fitted in a lock cylinder so that the lock cylinder can be operated by the key.
  • the lock cylinder for lack of releasing alignment of the Tumblers are not operated by the key. A release is then not possible.
  • the fostkegabe ein the closing coding may be a starting position or a rest position of the Sch divided michigan.
  • the proposed embodiment has the advantage that the lock cylinder for the desired functionality requires no electronic components and can be configured as a conventional lock cylinder.
  • the electronic components such as control (electronics), energy storage (battery), actuator and / or electronic authentication are instead arranged in the key.
  • the lock cylinder is free of electronic components and free of a battery storage and must not be energized.
  • the release functions are in the key (two-stage release). This allows a structurally simple design of the lock cylinder and reduces its maintenance.
  • a two-stage release can, for example, be designed in such a way that, in a first step, the authentication takes place via a particularly active wireless communication element, for example an RFID element (active RFID tag), in the key.
  • a particularly active wireless communication element for example an RFID element (active RFID tag)
  • the lock cylinder can be arranged as a counterpart, in particular a passive wireless communication element, for example.
  • An RFID element passive RFID tag
  • a displaceable drive element eg coupled or integrated elements for actuating tumblers and to release the lock cylinder are moved by a motor.
  • the locking coding can have profiled elements mounted in the key shank, whereby the profiled elements can be displaced by displacing the drive element (likewise).
  • the displaceable profile elements in their entirety form the locking coding.
  • an adjustable locking coding is created with simple structural means, which can be operated by the key tumblers of a conventional lock cylinder.
  • the locking coding can be brought into the release position or into the non-release position.
  • the profile elements may be formed as in passages of the key shank profiled pins.
  • the profile elements may have a cylindrical, for example. Circular cylindrical shape.
  • the profile elements may have an individualized length for producing a variety of possible combinations.
  • the passages in the key shank can be designed, for example, as corresponding holes.
  • the passages are arranged in particular orthogonal to the longitudinal direction of the key shaft.
  • the profile elements can each have a shank portion and a head portion extended relative to the shank portion (outwards, eg radially), in particular (with respect to the key shank).
  • the shank portion can serve to guide the profile element in the key shank.
  • a profile element over the shank portion reach the end with a core pin of a tumbler in contact. Due to the extended head portion from falling out of the profile element can be prevented.
  • the head section with a passage, in particular by (radially) inside, tapering paragraph interact.
  • the section of the drive element facing the profile elements can be arranged in a channel formed in the key shank and preferably closed outwards. This ensures a secure, protected against manipulation and / or environmental influences arrangement of the relevant section of the drive element is realized.
  • the channel can also serve to guide the drive element.
  • the channel is oriented in particular in the longitudinal direction of the key shaft.
  • the passages for the profile elements open in each case with its inner end in this channel and with its outer end to the outside.
  • the profile elements by means of springs (compression springs) with respect to to be biased inside the key shaft.
  • the springs pull the profile elements into the interior of the key shaft.
  • the drive element in its profile elements facing the end region alternately contact portions and recesses.
  • a structurally simple design of the drive element and a simple actuation of the profile elements are created.
  • individual design of the contact portions and the recesses can be realized in a simple manner a variety of possible combinations.
  • the profile elements can also have an individualized length, as described above.
  • the profile elements in the non-release position in particular with their head portion, in each case rest in or on the recesses and / or the profile elements can rest in the release position, in particular with the head portion, respectively at the contact portions.
  • the closing coding can be easily determined by the Non-release order in the release order or vice versa spent.
  • an active RFID element (active RFID tag) interacting with the controller may be arranged on or in the housing, in particular on the side of the housing from which the key shaft extends.
  • the wireless communication element interacts with the controller for authentication purposes.
  • the wireless communication element can send a signal (request), possibly supplying energy to a further wireless communication element located within range and, if necessary, receiving a response.
  • the control can bring about the closing coding in the release position.
  • a wireless communication element may be used instead of an RFID element, a Bluetooth element, an NFC element or any other working wireless communication element.
  • an energy store battery or rechargeable battery, eg a button cell
  • a chemical in particular a chemical
  • the key can be operated independently of the mains without supplying external electrical energy.
  • a change of an energy storage can be done in a simple manner, eg. through a removable housing section on the key chalk.
  • the actuator can be coupled to the displaceable drive element by means of a transmission and / or the actuator can be designed as an electric motor, as a lift motor or as a piezomotor.
  • the transmission may be formed as a worm gear, in particular with a worm shaft to the actuator or electric motor, a mounted on or in the housing gear or worm wheel and / or a rack section on the drive element.
  • the displaceable drive element can be designed as a slide.
  • the slide is rod-shaped and only (translationally) relative to the housing or the key shank is moved.
  • the key shank of the key can have a longitudinal profile in order to increase the number of variants.
  • the key shank can have an individual longitudinal profiling that is selected from a large number of possible longitudinal profilings.
  • This locking system is in particular a combination consisting of the key as described above and an associated lock cylinder.
  • the arranged on or in the lock cylinder wireless communication element for example, an RFID element, as a passive communication element, for example.
  • an RFID element as a passive communication element, be formed. This does not require its own energy source and can be powered by the wireless communication element of the key (eg active RFID tag). As a result, the maintenance of the lock cylinder is considerably reduced, since no replacement of an energy storage must be done.
  • a wireless communication element may be used instead of an RFID element, a Bluetooth element, an NFC element or any other working wireless communication element.
  • the wireless communication element may be arranged on the side of the key insertion opening of the lock cylinder, on or in the cylinder housing of the lock cylinder). This contributes to a good communication connection between the key side wireless communication element and the cylinder-side wireless communication element. In addition, a relatively early communication setup between the wireless communication elements can take place with this arrangement relative to the insertion process of the key.
  • the lock cylinder may have a cylinder housing and a cylinder core rotatable in the cylinder housing.
  • the lock cylinder may have several tumblers, for example. Five tumblers. Each tumbler may have a core pin, a housing pin, a spring and / or a plug for closing the housing bore on the cylinder housing to the outside.
  • the lock cylinder can be designed in particular as a profile cylinder of German or European design.
  • FIG. 1 shows a key for a mechatronic locking device 80, which is generally designated by the reference numeral 10.
  • FIG. 1 a locking system with such a key 10 and an associated mechatronic locking device 80, wherein the locking system is designated overall by the reference numeral 100.
  • the key 10 has a housing 12 forming a key crayon and a key shank 16 extending therefrom along a longitudinal direction 14.
  • the key shaft 16 has a locking coding 18 for actuating tumblers 92 of the mechatronic locking device 80.
  • the housing 12 is associated with an electronic controller 20 and an actuator 22, which are arranged in particular in the housing 12.
  • the key shank 16 may have a longitudinal profile (not shown) to increase the variety of variants, as described above.
  • the closing code 18 is set up in such a way that it has a release position (see FIGS. 4 and 5 ) and a non-release order (see Figure 1 to 3 ) can take.
  • the closing code 18 is coupled to the actuator 22 via a displaceable drive element 24, which can be displaced relative to the housing 12 along the longitudinal direction 14.
  • the closing code 18 is shifted by driving the actuator 22 (whereby the driving member 24 is displaced by the distance "s" toward the free end of the key shaft 16; FIG. 1 ) of the non-release order (see Figure 1 to 3 ) into the release position (see FIG. 4 and 5 ).
  • the distance "s” can also be dimensioned such that it can be traveled twice or more times ("n times"). In this case, the length of the route would be 2 * s or n * s.
  • the locking coding 18 has profiled elements 26 mounted in the key shank 16, wherein the profiled elements 26 can likewise be displaced by displacing the drive element 24.
  • the displaceable profile elements 26 in their entirety form the locking coding 18.
  • the profile elements 26 are designed as profile rails 30 mounted in passages 28.
  • the passages 28 are oriented orthogonal to the longitudinal direction 14 of the key shaft 16.
  • the profile elements 26 each have a cylindrical shaft portion 32 and a relative to the shaft portion 32 radially expanded and relative to the key shank 16 inside head portion 34 (see FIG. 3 ).
  • the shank portion 32 serves in each case for guiding the profiled element 26 in the passage 28.
  • the profiled elements 26 each come into contact with a core pin 94 of the closing device 80 via the free end of the shank portion 32 (see FIG FIG. 5 ).
  • the profile elements 26 are biased by springs 40 (compression springs) with respect to the key shank 12 inwardly.
  • springs 40 compression springs
  • the springs 40 pull the profile elements 26 into the interior of the key shaft 16.
  • the locking coding 18 the profile elements 26 thus retracted into the key shank 16.
  • the drive element 24 has alternately contact sections 42 and recesses 44 in its section 36 facing the section 36 and the end region 36 facing.
  • the profile elements 26 are in the non-release position with the head portion 34 in the recesses 44 (see FIGS. 1 to 3 ). In the release position, the profile elements 26 are in each case with the head portion 34 at the contact portions 42 (see FIG. 4 and 5 ).
  • a cooperating with the controller 20 wireless communication element 46 is arranged, which is exemplified in the present embodiment as an RFID element 46 (active RFID tag) is formed.
  • the wireless communication element 46 or the RFID element 46 is located on the side of the housing 12, from which the key shank 16 extends.
  • a wireless communication element 46 instead of an RFID element, a Bluetooth element, an NFC element or an otherwise operating wireless communication element can be used, as described above.
  • a chemical energy store 48 in the form of a battery (button cell) is provided.
  • the actuator 22 is coupled to the displaceable drive element 24 by means of a gear 50.
  • the actuator 22 may be designed as an electric motor, as a lifting motor or as a piezomotor.
  • the transmission 50 is designed as a worm gear.
  • a worm shaft 52 is arranged, which is in contact with a gear or worm wheel 54 mounted on or in the housing 12.
  • the gear or worm wheel 54 is in contact with a toothed rack section 56 formed on the drive element 24.
  • the drive element 24 is designed as a slide.
  • the actuator 22 as a lifting motor or as a piezomotor can be dispensed with the gear 50. Due to the translational drive movement, the lifting motor or piezomotor can be coupled to the drive element 24 (not shown).
  • the locking system 100 has a key 10 as described above.
  • the locking system 100 has an associated mechatronic locking device 80 (see FIG. 1 ).
  • the locking device 80 has a mechanical lock cylinder 82 and a wireless communication element 84, which is formed here by way of example as an RFID element 84 (passive RFID tag).
  • the RFID element 84 is arranged on the side of the key insertion opening 86 of the lock cylinder 82.
  • a wireless communication element 84 instead of an RFID element, a Bluetooth element, an NFC element or other wireless communication element may be employed as described above.
  • the mechanical lock cylinder 82 has a cylinder housing 88 and a cylinder housing 90 rotatably mounted in the cylinder housing 88.
  • the lock cylinder 82 has a plurality of tumblers 92, namely five tumblers 92.
  • Each tumbler 92 has a core pin 94, a housing pin 96, a spring 97 and a plug 98 for closing the housing bore 99 for the tumblers.
  • the tumblers 92 When the key 10 is inserted into the keyway of the lock cylinder 82 via the key insertion opening 86, the tumblers 92 come into contact with the key shank 16 (see FIG FIG. 2 and 3 ). However, the tumblers 92 are thereby not brought into the release position (parting plane 95 between core pins 94 and Housing pins 96 is not on the lateral surface of the cylinder core 90), since this requires authentication.
  • an authentication check takes place, which, coordinated by the electronic control 20, via the RFID element 46 of the key 10 (active RFID tag 46) and the RFID element 84 of the locking device 80 (passive RFID Element 84). If the authentication test is positive (positive authentication), ie if RFID element 46 and RFID element 84 and thus also the key 10 and the locking device 80 match each other, the electronic control 20 activates the actuator or electric motor 22, so that it over the transmission 50 displaces the drive element 24 in the direction of the free end of the key shaft 16 (see distance "s" in FIG Fig.1 ).
  • the profile elements 26 come into contact with the contact sections 42 of the drive element 24 via their head section 34, so that the profile elements 26 project with their shaft section 32 out of the outer end of the passages 28 (closing coding 18 in the release position; FIG. 4 and 5 ).
  • the profile elements 26 actuate the tumblers 92 of the lock cylinder 82, to which the shaft portions 32 are each in contact with a core pin 94.
  • the tumblers 92 are actuated such that the parting plane 95 between the core pin 94 and housing pin 96th each located on the lateral surface of the cylinder core 90.
  • the cylinder core 90 can thus also be rotated by turning the key 10, so that the locking device 80 can be actuated and a release of the respective closing point is possible.
  • the cylinder for the desired functionality (apart from the RFID element 84) requires no electronic components and can be designed as a conventional lock cylinder (profile cylinder). All functions such as electronics, batteries, actuator, digital authentication, are in the key. As a result, the cylinder is free of electronics and battery and must not be energized. All release functionalities are in the key.
  • an authentication takes place via an active RFID tag on or in the key and a passive RFID tag on or in the lock cylinder.
  • a motorized process of the drive element (key half) with integrated elements (profile elements) takes place to release the cylinder.

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  • Lock And Its Accessories (AREA)
EP18153583.2A 2017-12-14 2018-01-26 Clé pour un dispositif de fermeture mécatronique et système de fermeture Active EP3498946B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17207383.5A EP3498945A1 (fr) 2017-12-14 2017-12-14 Clé pour un dispositif de fermeture mécatronique et système de fermeture

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EP3498946A1 true EP3498946A1 (fr) 2019-06-19
EP3498946B1 EP3498946B1 (fr) 2020-01-01

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ID=60673583

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Application Number Title Priority Date Filing Date
EP17207383.5A Withdrawn EP3498945A1 (fr) 2017-12-14 2017-12-14 Clé pour un dispositif de fermeture mécatronique et système de fermeture
EP18153583.2A Active EP3498946B1 (fr) 2017-12-14 2018-01-26 Clé pour un dispositif de fermeture mécatronique et système de fermeture

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Application Number Title Priority Date Filing Date
EP17207383.5A Withdrawn EP3498945A1 (fr) 2017-12-14 2017-12-14 Clé pour un dispositif de fermeture mécatronique et système de fermeture

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3119189B1 (fr) * 2021-01-25 2023-02-10 Raymond Morel Dispositif amovible de serrure à code pour barillet de serrure de porte

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849422A1 (fr) * 1996-12-17 1998-06-24 André Merle Boítier de commande, portable et motorisé pour serrure
DE102007063076A1 (de) 2007-11-07 2009-05-14 Harel, Henryk Schlüssel
KR20100095677A (ko) * 2009-02-23 2010-09-01 임헌수 열쇠
US20120222460A1 (en) * 2011-03-03 2012-09-06 Lessels Peter J Electronically-Configurable Key
CN206429060U (zh) * 2017-01-23 2017-08-22 遵义师范学院 一种通用型钥匙

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849422A1 (fr) * 1996-12-17 1998-06-24 André Merle Boítier de commande, portable et motorisé pour serrure
DE102007063076A1 (de) 2007-11-07 2009-05-14 Harel, Henryk Schlüssel
KR20100095677A (ko) * 2009-02-23 2010-09-01 임헌수 열쇠
US20120222460A1 (en) * 2011-03-03 2012-09-06 Lessels Peter J Electronically-Configurable Key
CN206429060U (zh) * 2017-01-23 2017-08-22 遵义师范学院 一种通用型钥匙

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Publication number Publication date
EP3498945A1 (fr) 2019-06-19
EP3498946B1 (fr) 2020-01-01

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