EP3464762B1 - Vorrichtung zum verriegeln und entriegeln einer schachtabdeckung auf einem rahmen mittels eines schlüssels mit der option einer automatischen schlüssellosen verriegelung dieser schachtabdeckung auf dem rahmen - Google Patents

Vorrichtung zum verriegeln und entriegeln einer schachtabdeckung auf einem rahmen mittels eines schlüssels mit der option einer automatischen schlüssellosen verriegelung dieser schachtabdeckung auf dem rahmen Download PDF

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Publication number
EP3464762B1
EP3464762B1 EP17729185.3A EP17729185A EP3464762B1 EP 3464762 B1 EP3464762 B1 EP 3464762B1 EP 17729185 A EP17729185 A EP 17729185A EP 3464762 B1 EP3464762 B1 EP 3464762B1
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EP
European Patent Office
Prior art keywords
buffer
bolt
key
opening
rotor
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.)
Active
Application number
EP17729185.3A
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English (en)
French (fr)
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EP3464762A1 (de
Inventor
Sylvain Jean-Jacques Daniel Ghislain DEBUCHY
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EJ Emea SAS
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EJ Emea SAS
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Publication date
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Priority to PL17729185T priority Critical patent/PL3464762T3/pl
Publication of EP3464762A1 publication Critical patent/EP3464762A1/de
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Publication of EP3464762B1 publication Critical patent/EP3464762B1/de
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/006—Locks or fastenings for special use for covers or panels
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1427—Locking devices
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1481—Security devices, e.g. indicating unauthorised opening
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/14—Closures or guards for keyholes
    • E05B17/18—Closures or guards for keyholes shaped as lids or slides
    • E05B17/186—Closures or guards for keyholes shaped as lids or slides sliding
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C1/00—Fastening devices with bolts moving rectilinearly
    • E05C1/08—Fastening devices with bolts moving rectilinearly with latching action
    • E05C1/12—Fastening devices with bolts moving rectilinearly with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B35/00—Locks for use with special keys or a plurality of keys ; keys therefor
    • E05B35/008—Locks for use with special keys or a plurality of keys ; keys therefor for simple tool-like keys

Definitions

  • the present invention relates to a device for locking and unlocking by means of a key of a buffer or cover on a frame, in particular a manhole cover.
  • This lock comprises a rotor mounted for rotation in the buffer, accessible at one of its ends by the through opening and carrying at its opposite end the bolt formed by a substantially rectangular flat transverse arm so that the rotation of the rotor under the The action of the key causes the pivoting in its own plane of the bolt between its captive and disengaged positions in and from the keeper of the frame.
  • the through opening of the buffer coaxial with the end of the rotor which can be engaged with the end of the arm of the wrench, is closed by a stopper returned to bear under the buffer in its closed position.
  • opening through a return spring and the key when introduced into the through opening, causes the depression of the closing cap against the return force of the spring along the rotor whose end is in taken with the end of the wrench arm.
  • the through-opening closing plug prevents debris from passing through the through-opening of the pad which can reach some of the internal components of the lock and make it difficult for the key to pivot the bolt from its locking position of the pad to the frame. its unlocking position of the frame buffer.
  • the plug for closing the through opening of the buffer prevents debris from accumulating in the through opening and blocking it, otherwise the introduction of the key into the through opening of the buffer to operate the bolt. lock would be made impossible.
  • the object of the present invention is to remedy the above drawbacks.
  • the device for locking and unlocking using a key from a buffer on a frame comprising a lock adapted to be secured to the buffer which has a through opening for access to the lock for the key comprising an arm, one end of which allows the lock to be operated when the key is introduced into the opening of the buffer from a locking position in which a bolt of the lock is held captive by a keeper of the frame to lock the buffer in the frame to an unlocked position for which the bolt is disengaged from the strike to allow movement of the pad to its position disengaged from the opening of the frame
  • the lock comprising a drive mechanism connected to the bolt so as to allow the movement of the bolt under the action of the key between its captive positions and disengaged from the strike
  • the bolt of the lock comprising a rod returned to its position captive of the strike by an elastic return member and the drive mechanism cooperating with the bolt under the action of the key to move in translation against the return force of the return member the rod of the bolt to its position disengaged from the keeper
  • the drive mechanism comprises a rotor mounted for rotation in the buffer perpendicularly under the latter, accessible at one of its ends through the opening and a part forming a cam integral with the opposite end of the rotor and engaged in a recess of the rod of the bolt and cooperating with the part forming the cam of the rotor when the latter is operated by the key in engagement with the corresponding end of the rotor to move in translation against the return force of the rotor 'return member the bolt rod to its position released from the strike.
  • the rod of the bolt and the return member are coaxial and housed perpendicular to the rotor in a removable housing fixed under the buffer and the end part of the rotor comprising the cam passes through a wall of the housing located on the internal face of the buffer so that the cam engaged in the recess of the bolt rod is housed in the housing.
  • the rotor cam extends perpendicularly to the longitudinal direction of the bolt shank when the latter occupies its position trapped in the strike.
  • the bolt rod is supported by an internal face of its recess located on the return member side on a lateral face of the rotor adjacent to the cam when the bolt rod occupies its captive position in the keeper.
  • the bolt rod is flat and the housing comprises two removable parts attached to each other, respectively a first portion with a substantially ⁇ -shaped cross section with a flat bottom in which the bolt rod and the bolt are slidably housed. return member and a second part in the form of a flat plate constituting the aforementioned wall of the housing through which the cam passes and to which the two elongated lateral branches of the first part are detachably attached.
  • the second part of the housing comprises a plate secured to an edge of this second part so as to close the end opening of the first part opposite to that allowing the passage of the bevelled end of the rod of the bolt and on which plate rests on one end of the return member formed by a helical compression spring.
  • the second part of the case is removably fixed under the pad.
  • the through opening of the buffer is coaxial with the end of the rotor which can be engaged with the end of the arm of the wrench and in that the key, when introduced into the through opening, causes the plug to be pushed in. closing against the return force of the spring along the rotor whose end engages with the end of the arm of the wrench.
  • a cylindrical barrel fixed under the plug and comprising a transverse end wall through which is made the opening opening of the plug which comprises a circular central orifice and two diametrically opposed grooves opening into the circular central orifice and the closing plug is in the form of a cylindrical section mounted to slide guided in the cylindrical barrel and on the rotor of the lock and comprising two parts of cylindrical ends separated from each other by a flange which can slide in the cylindrical barrel, one of the end portions of the closure cap comprising two diametrically opposed tenons engaged respectively in the two grooves of the through opening with the flange resting under the transverse wall of the barrel when the closure cap occupies its position of closing the opening opening, the tenons of the closing cap being disengaged from the through opening when the arm of the key is engaged with the end of the latch rotor to rotate the rotor to its position at which the latch bolt is disengaged from the frame strike.
  • the closure cap is rotatably attached to the end of the rotor of the lock.
  • the return spring of the closing cap is housed in the cylindrical barrel by being mounted prestressed between the flange of the cylindrical stopper and an internal shoulder of the cylindrical barrel.
  • the transverse end wall of the cylindrical barrel is part of a cylindrical sleeve attached to the corresponding end portion of the cylindrical barrel.
  • the cylindrical barrel is integral with the second part in the form of a flat plate of the housing and perpendicular to the latter.
  • the key comprises at the tubular end of its arm two diametrically opposed lugs of a shape conjugated to the grooves of the through opening to allow engagement of the tubular end of the arm of the wrench through the through opening by pressing the closing cap in the cylindrical barrel against the return force of the spring and to a position in which the two pins of the key are brought to bear under the transverse wall of the cylindrical barrel by rotation of the key engaged with the rotor of the lock and held under this wall by the closing cap and the return force exerted by the spring on the collar of the closing cap.
  • the locking and unlocking device of the invention which will be described below is intended to equip a plug or cover 1 making it possible to close a frame or frame 2 delimiting the access opening in particular to a roadway or buried inspection manhole.
  • the locking and unlocking device can be operated by a key 3 as will be seen later to unlock the buffer 1 of the frame 2 and disengage it from this frame to access the manhole cover and, if necessary, lock it again to this frame.
  • the buffer 1 has a square shape and is housed in its closed position in a square opening of the frame 2, but the buffer 1 can be circular to ensure the closing of the circular opening of the corresponding frame 2. Any other form of buffer. manhole cover can be considered as rectangular or triangular.
  • the buffer 1 is pivotally mounted at one of its straight sides to one adjacent to the side walls 2a of the frame 2 about a hinge axis A as is known per se to allow the tilting of the buffer. 1 relative to the frame 2 between its open and closed positions of this frame and retain the buffer to the frame 2 when the buffer occupies its raised upright position for release from this opening.
  • the articulation of the pad 1 to the frame 2 may be of the type allowing the removal of the pad 1 from this frame to the raised upright position of the pad 1.
  • the pad 1 has its upper wall forming a substantially planar web 1a comprising on its outer face non-slip protruding elements 1b.
  • the buffer 1 further comprises an opening 4 opening outwards at the level of the flat upper face 1c of the wall 1a and allowing access by the key 3 to a lock 5 fixed under the wall 1a of the buffer 1.
  • the lock 5 is located opposite the side wall 2a of the frame 2 opposite to that of articulation of the buffer 1 to this frame. For a triangular buffer in particular, the lock will be located opposite a wall adjacent to that of the joint.
  • the key 3 comprises a longitudinal arm or rod 6, one end of which is provided with a socket 7 coaxial with the arm 6 and the opposite end is provided with an operating handle 8 extending perpendicularly on either side of the arm 6.
  • the socket 7 has an internal recess 9 making it possible to engage with a rotor 10 rotatably mounted in the pad 1 to maneuver the latch 5 from a locking position in which a bolt 11 of the latch 5 is held captive.
  • 'a keeper 12 of the frame 2 to lock the cover 1 to the frame 2 in an unlocking position for which the bolt 11 is released from the keeper 12 to allow the removal of the cover 1 from the frame 2.
  • the keeper 12 is formed by a recess made in an internal thickness of the side wall 2a of the frame opposite to the articulation axis A.
  • the rotor 10 of the lock 5 extends perpendicularly to the upper wall 1a of the cover 1 under the latter and is connected, at its end opposite to that intended to engage with the socket 7 of the key 3, to the bolt 11 of so as to allow the movement of the bolt 11 under the action of the key 3, when the socket 7 is engaged with the end 10b of the rotor 10, between its captive positions and released from the keeper 12 of the frame 2.
  • the reference V designates a jack for assisting the opening of the buffer and mounted articulated between the buffer 1 and the side wall 2a of the frame 1 provided with the articulation A.
  • the reference B designates a crutch for retaining the buffer 1 at its standing position of release of the opening of the frame 2 and having one of its ends hingedly connected to the side wall 2a of the frame 2 provided with the articulation A and its opposite end shaped and able to cooperate with a rib 1n of the buffer 1 under the latter to block the buffer 1 in its standing position.
  • An elastic support J is fixed under the buffer 1 and comes to bear on an internal peripheral nevure 2n of the frame 2 when the buffer 1 closes the frame 2.
  • This elastic support J can have a sealing function.
  • the bolt 11 of the latch 5 comprises a rod 11a, preferably constituted by an elongated flat bar, housed sliding guided in a housing 13 removably fixed under the cover 1, the rod 11a extending in a substantially direction. parallel to the upper wall 1a of the buffer 1 and transverse to the side wall 2a of the frame 2 provided with the articulation A when the latter is articulated.
  • the rod 11a of the bolt 11 is returned to its position of engagement in the keeper 12 of the frame 2 by an elastic member 14 preferably constituted by a helical compression spring housed in the housing 13 coaxially with the rod 11a of the bolt 11 and perpendicular to the rotor 10.
  • the housing 13 comprises two parts 15, 16 removably fixed to one another by fixing screws 17 and respectively comprising a first elongated part 15 with a substantially ⁇ -shaped cross section with a flat bottom 18 in which are slidably housed guided the rod 11a of the bolt 11 and the return member 14 and a second part in the form of a flat plate 16 under which the two elongated lateral flat branches 19 of the first part 15 by screws 17 anchored in threaded holes 20 of the second part 16.
  • the second part 16 preferably has a generally rectangular shape (depending on the ribbing of the cast iron on the underside buffer, this shape may be different).
  • the second part 16 of the housing 13 comprises a plate 21 integral with an edge of this second part perpendicular to the latter so as to close off the end opening of the first part 15 opposite to that allowing the passage of the end. bevelled 11b of the rod 11a of the bolt 11 and on which the plate 21 bears one end of the return member 14, the opposite end portion of which is housed in a U-shaped end notch of the rod 11a bolt 11.
  • the second part 16 of the housing 13 is removably attached to four feet 22 which may come from the foundry projecting under the upper wall 1a of the cover 1. More precisely, the substantially square flat plate of the second part 16 of the housing 13 comprises four holes 23. made at the four corners of this plate and allowing the passage of four screws 16a, which can be anchored respectively in four tapped holes formed in the end parts of the four feet 22 of the plug 1.
  • the rod 11a of the bolt 11 comprises a through recess 24 formed in the vicinity of the central part of this rod and the role of which will be explained below.
  • the rotor 10 comprises, integral with its end 10a opposite to the end 10b which can be engaged with the key 3, a part forming a cam 25 engaged in the recess 24 of the rod 11a of the bolt 11, which recess 24 is shaped for cooperate with the part forming the cam 25 of the rotor 10 when the latter is operated by the key 3 to translate the rod 11a of the bolt 11 in the housing 13 to its position released from the keeper 12 against the return force of the elastic return member 14.
  • the part forming the cam 25 of the rotor 10 has its actual cam 25a extending perpendicularly to the longitudinal direction of the rod 11a of the bolt 11 when the latter occupies its engaged position in the keeper 12.
  • the rod 11a of the bolt 11 is supported by an internal face 24a of its recess 24 located on the side of the return member 14 on a lateral face 25b of the part forming a cam 25 and adjacent to the cam 25a when the rod 11a of the bolt 11 occupies its engaged position in the keeper 12 to thereby constitute a stopper for retaining the rod 11a of the bolt 11 in this position under the action of the return member 14.
  • the end portion of the rotor 10 having the cam member end 10a 25 passes through the planar wall of the second portion 16 of the housing 13 as will be seen later so that the cam member 25 can be engaged in the recess. 24 of the rod of the bolt 11 and, consequently, is housed in the housing 13.
  • the lock 5 comprises a cylindrical barrel 26 secured to the upper face of the flat plate of the second part 16 of the housing 13 extending perpendicularly to this face so that the cylindrical barrel 26 extends in a fixed position perpendicular to the wall 1a of the buffer 1 below this wall.
  • the rotor 10 extends coaxially into the cylindrical barrel 26 with its smaller diameter lower cylindrical end portion passing through a lower central bore 27 of the cylindrical barrel 26 and the planar wall of the second portion 16 of the housing 13 so that the workpiece forming cam 25 is housed in the recess 24 of the rod of the bolt 11.
  • the rotor 10 can rotate under the action of the key 3 in the bore 27 of the cylindrical barrel 26 to angularly drive the part forming the cam 25 between its two positions of withdrawal of the rod 11a of the bolt 11 of the keeper 12 and of engagement of the rod 11a of the bolt 11 in this keeper.
  • opening 4 which comprises a circular central orifice 4a with a diameter slightly greater than the external diameter of the socket 7 of the key 3 and two diametrically opposed grooves 4b opening into the circular central orifice 4a.
  • the cylindrical sleeve 28 comprises, opposite its end wall 29, an annular base 30 comprising two diametrically opposed bores 31 in which two cylindrical pins 32 are engaged, such as for example grooved pins, force-fitted respectively in two bores 33 of the cylindrical barrel 26 to fix the cylindrical sleeve 28 to the cylindrical barrel 26 with the transverse end wall 29 resting on the annular end of the cylindrical barrel 26.
  • the lock 5 also comprises a plug 34 making it possible to close the through orifice 4.
  • the closing plug 34 is in the form of a cylindrical section comprising two parts of cylindrical ends 35, 36 separated from each other by a collar. 37 slidable in the cylindrical barrel 26, the upper one 35 of the parts cylindrical ends of the closure cap 34 comprising two diametrically opposed tenons 38 which can engage with the cylindrical end portion 35 in the circular central orifice 4a and the grooves 4b of the cylindrical sleeve 28 to close the through orifice 4 with the collar 37 resting under the transverse end wall 29 of the cylindrical sleeve 28.
  • a helical compression spring 39 is pre-stressed between the flange 37 of the closure cap 34 and an internal shoulder 40 of the cylindrical barrel 26 so as to exert a force to return the cap 34 to its position of closing the through opening 4
  • the plug 34 is made captive, that is to say that it cannot be removed from the plug 1.
  • the closure plug 34 can be axially guided in a guided manner along the larger diameter end portion 10b of the rotor 10 against the return force of the spring 39 when the socket 7 of the wrench 3 is inserted. through the through opening 4.
  • the closure plug 34 has a central through orifice 41 of a shape complementary to the external shape of the end part 10b of the rotor 10.
  • cylindrical end part 10b of the rotor 10 comprises a flat 10d extending all the way along the end part 10b which can cooperate with a flat 41a of the through orifice 41 of the closure plug 34.
  • D ' other forms of key fingerprints may exist.
  • end portion 10b of the rotor comprises a second flat 10e of lesser width than that of the flat 10d, connected to the latter and constituting a keying device cooperating with a second flat 41b of the orifice 41 of the closure plug 34.
  • closure plug 34 can slide axially along the rotor 10 against the return force of the spring 39 by being fixed in rotation to this end part.
  • the rotor 10 is axially held in the cylindrical barrel 26 by the part forming a cam 25 housed in the recess 24 of the bolt 11 between the bottom wall 18 of the first part 15 of the housing 13 and the lower end of the cylindrical barrel 26, while being able to turn at a limited angle in this barrel under the action of key 3.
  • the recess 9 of the socket 7 of the key 3 is of a shape complementary to that of the end part 10b of the rotor 10, that is to say in the example illustrated that the recess 9 comprises a flat 9a able to cooperate with the flat 10d of the end part 10b of the rotor 10 and a second flat of smaller width 9b able to cooperate with the flat 10e of the end part 10b of the rotor 10 together to constitute a foolproof means.
  • the socket 7 of the key 3 further comprises two diametrically opposed lugs 7a projecting on either side of this socket and of a shape corresponding respectively to the two diametrically opposed grooves 4b of the through opening 4.
  • the rotor 10 is engaged in the cylindrical barrel 26 without its camming part 25 so that its cylindrical lower end part 10a is engaged in the bore 27 of the cylindrical barrel 26 then the camming part 25 is fixed to the end of the rotor 10 by a central fixing screw, not shown.
  • the bolt 11 and the elastic return member 14 are mounted in the first part 15 of the housing 13 and the rotor 10 is engaged in the recess 24 of the bolt 11.
  • the first part 15 is then fixed by the fixing screws. 17 under the plate of the second part 16 of the housing 13 and the spring 39 is engaged in the cylindrical barrel 26.
  • the closing plug 34 is disposed above the spring 39 so that the collar 37 of this plug is in bearing on the upper end coil of this spring.
  • the cylindrical sleeve 28 is engaged on the upper end portion of the cylindrical barrel 26 by positioning the through orifice 4 so that the tenons 38 of the stopper 34 are engaged respectively in the two grooves 4b of the cylindrical sleeve 28 which is then fixed to the cylindrical barrel 26 by the cylindrical pins 32 passing through the bores 31 of the circular base 30 of the cylindrical sleeve 28 and the bores 33 of the cylindrical barrel 26.
  • the assembled assembly of the casing 13, cylindrical barrel 26, closure cap 34 and cylindrical sleeve 38 is engaged under the wall 1a of the buffer 1 so that the cylindrical sleeve 28 is engaged in the bore 1d of the wall 1a and the housing 13 is fixed by means of its second part 16 to the four feet 22 of the cover 1.
  • the bolt 11 occupies its position in which it is trapped, by its bevelled end 11a, of the keeper 12 of the frame 2 as is best seen from the figure 4 .
  • the end part 10b of the rotor 10 is coupled to the socket 7 of the key 3 which is then turned by about a quarter of a turn to also turn the plug 34 in the barrel 26 by a quarter of a turn so that the two pins 7a of the sleeve 7 can come to bear under the end wall 29 of the cylindrical sleeve 28 and are held under the latter by the return force exerted by the spring 39 on the flange 27 of the plug 34, the pins 7a thus being trapped between the wall 29 and collar 37, retaining key 3 to buffer 1.
  • the part forming the cam 25 causes by its cam 25a the guided translational movement of the rod 11a of the bolt 11 in the housing 13 against the return force of the elastic member 14 so as to disengage the bevelled end 11a of this rod from the keeper 12 of the frame 2.
  • the pressure exerted by the spring 39 on the cap 34 to retain the key 3 trapped in the buffer 1 is sufficient for the part forming the cam 25 of the rotor 10 to remain in its position for holding the rod 11a of the bolt 11 in its retracted position in the box 13 out of the strike 12.
  • the operator can then, using the key 3, lift the buffer 1 to disengage it from the frame 2 by pivoting around the articulation axis A.
  • the operator can remove the key 3 from this buffer by turning it a quarter of a turn so as to disengage the two pins 7a of the key 3 from the grooves 4b of the cylindrical sleeve 28 , then bringing the room forming a cam 25 of the rotor 10 in its position at which the rod 11a of the bolt 11 is returned by the elastic return member 14 to its position projecting from the housing 13.
  • the operator manually switches the pad 1 from its standing position.
  • the bevelled part 11a of the rod of the bolt 11 hits a face of a projecting part of the frame 2 located above the keep 12 to cause the translational movement of the rod 11a of the bolt 11 partly in the housing 13 against the return force of the elastic member 14 then this member returns the rod 11a of the bolt 11 to its position of engagement of the bevelled end 11b in the keeper 12 of frame 2 to re-lock buffer 1 to this frame.
  • buffer 1 is automatically locked to frame 2 without using key 3.
  • the key 3 can be held captive of this buffer and the operator can tilt the buffer to its position for closing the frame 1.
  • the operator turns the key 3 a quarter of a turn to cause the angular pivoting of the part forming the cam 25 to its position at which the elastic member 14 can return the rod of the bolt 11 to its position engaged in the strike 12 of frame 2 in order to lock the buffer 1 to this frame.
  • the rotor 10 and the part forming the cam 25 can be replaced by any other drive mechanism housed in the buffer 1 and which, under the action of the key 3, allows the translational movement of the bolt 11 between its engaged positions in the keeper 12 and released from it.
  • the device described above of the invention uses a lock which allows the automatic locking of the buffer 1 to the frame 2 during the tilting of this buffer to its closed position of the frame 2 without using the key to operate this lock. while ensuring the anti-fouling function of the access opening to this lock in the closed position of the frame 2 by the buffer 1.
  • the advantages of the invention are the possibility of quickly closing and locking the buffer in the frame and to prohibit the forgetting on the site of foreign bodies, such as a removable plug inserted in the through opening of the buffer and removed from this opening to access the rotor in order to unlock the buffer from the frame.

Claims (14)

  1. Vorrichtung zur Verriegelung und Entriegelung einer Schachtabdeckung (1) auf einem Rahmen (2) mithilfe eines Schlüssels (3), aufweisend eine Verriegelung (5), die eingerichtet ist, mit der Schachtabdeckung (1) fest verbunden zu sein und die eine Durchgangsöffnung (4) für den Schlüssel (3) zum Zugang zu der Verriegelung (5) aufweist, aufweisend einen Arm (6), dessen eines Ende (7) das Bewegen der Verriegelung (5), wenn der Schlüssel (3) in die Öffnung (4) der Schachtabdeckung (1) eingeführt wird, aus einer Verriegelungsposition ermöglicht, in der ein Riegel (11) der Verriegelung (5) von einem Schließblech (12) des Rahmens (2) zum Verriegeln gehalten wird, um die Schachtabdeckung (1) im Rahmen in einer Entriegelungsposition zu verriegeln, wofür der Riegel (11) von dem Schließblech (12) gelöst wird, um eine Verlagerung der Schachtabdeckung (1) in ihre von der Rahmenöffnung (2) gelöste Position zu ermöglichen, wobei die Verriegelung (5) einen derart mit dem Riegel (11) verbundenen Antriebsmechanismus (10, 25) aufweist, dass die Verlagerung des Riegels (11) zwischen seinen festgehaltenen und vom Schließblech (12) gelösten Positionen unter Einwirkung des Schlüssels (3) ermöglicht wird, wobei der Riegel (11) der Verriegelung (5) eine Stange (11a) aufweist, die in ihrer von dem Schließblech (12) gehaltenen Position von einer elastischen Vorspannungseinrichtung (14) und dem mit dem Riegel (11) zusammenwirkenden Antriebsmechanismus (10, 25) unter Einwirkung des Schlüssels (3) vorgespannt wird, zur translatorischen Verlagerung der Stange (11a) des Riegels (11) entgegen der Vorspannungskraft der Vorspannungseinrichtung (14) in ihre von dem Schließblech (12) gelöste Position, wobei der Riegel (11) der Verriegelung (5), wenn der Schlüssel (3) aus der Schachtabdeckung (1) in seine von der Öffnung des Rahmens (2) gelöste Position zurückgezogen wird, während der Einführung der Schachtabdeckung (1) in den Rahmen (2) die automatische Verriegelung der Schachtabdeckung (1) am Rahmen (2) mittels der elastischen Vorspannungseinrichtung (14) ermöglicht, wobei die Durchgangsöffnung (4) der Schachtabdeckung (1) von einem unverlierbaren Stopfen (34) blockiert wird, der in Anlage unter der Schachtabdeckung (1) mittels einer Vorspannungsfeder (39) in seine Schließposition der Durchgangsöffnung (4) vorgespannt ist, wobei der Antriebsmechanismus (10, 25) einen Rotor (10), der drehbar zu dieser Schachtabdeckung (1) senkrecht unter dieser gelagert ist, durch den eines (10b) seiner Enden durch die Öffnung (4) zugänglich ist, und ein Nockenstück (25) aufweist, das einstückig mit dem dem Rotor (10) gegenüberliegenden Ende (10a) ist und in einer Ausnehmung (24) der Stange (11a) des Riegels (11) eingesetzt wird und mit dem Nockenstück (25) des Rotors (10) zusammenwirkt, wenn Letzterer mittels des Schlüssels (3), der mit dem entsprechenden Ende (10b) des Rotors (10) in Eingriff steht, bewegt wird, um die Stange (11a) des Riegels (11) entgegen der Vorspannkraft der Vorspannungseinrichtung (14) translatorisch in ihre von dem Schließblech (12) gelöste Position zu verlagern.
  2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass die Stange (11a) des Riegels (11) und die Vorspannungseinrichtung (14) koaxial sind und senkrecht zum Rotor (10) in einem abnehmbar an der Schachtabdeckung (1) befestigten Gehäuse (13) aufgenommen sind, und wobei das Endstück (10a) des Rotors (10), das den Nocken (25) umfasst, eine Wandung (16) des Gehäuses (13) durchdringt, die innenseitig der Schachtabdeckung (1) liegt, so dass der Nocken (25), der in die Ausnehmung (24) der Stange (11a) des Riegels (11) eingreift, in dem Gehäuse (13) aufgenommen ist.
  3. Vorrichtung nach Anspruch 1 oder Anspruch 2, dadurch gekennzeichnet, dass sich der Nocken (25) des Rotors (11) senkrecht in Längsrichtung der Stange (11a) des Riegels (11) erstreckt, wenn letzterer seine vom Schließblech (12) festgehaltene Position einnimmt.
  4. Vorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Stange (11a) des Riegels (11) an einer Innenfläche (24a) ihrer Ausnehmung (24) anliegt, die sich seitens der Vorspannungseinrichtung (14) an einer Seitenfläche (10c) des Rotors (10) benachbart des Nockens (25) befindet, wenn die Stange (11a) des Riegels (11) in der Schließblech (12) ihre festgehaltene Position einnimmt.
  5. Vorrichtung nach Anspruch 2 oder Anspruch 3, dadurch gekennzeichnet, dass die Stange (11a) des Riegels (11) flach ist, und das Gehäuse (13) zwei Teile (15, 16) umfasst, die lösbar aneinander befestigt sind, einen ersten Teil (15) mit im wesentlich Ω-förmigen Querschnitt und flachem Boden (18), in dem gleitend geführt eine Stange (11a) des Riegels (11) und die Vorspannungseinrichtung (14) aufgenommen sind, und einen zweiten Teil (16) in Form einer ebenen Platte, welcher die besagte, von dem Nocken (25) durchquerte Wandung des Gehäuses (13) darstellt, und an dem zwei geradlinige Seitenarme (19) des ersten Teils (15) lösbar befestigt sind.
  6. Vorrichtung nach Anspruch 5, dadurch gekennzeichnet, dass der zweite Teil (16) des Gehäuses (13) eine mit einem Rand dieses zweiten Teils einstückige Platte (21) aufweist, so dass die Öffnung des Endes des ersten Teils (15), die jener, welche das Durchführen eines abgeschrägten Endes (11b) der Stange (11a) des Riegels (11) ermöglicht, gegenüberliegt, und auf welcher Platte (21) ein Ende der Vorspannungseinrichtung (14) aufliegt, die durch eine Schraubendruckfeder ausgebildet ist.
  7. Vorrichtung nach Anspruch 5 oder Anspruch 6, dadurch gekennzeichnet, dass der zweite Teil (16) des Gehäuses (13) abnehmbar an der Schachtabdeckung (1) befestigt ist.
  8. Vorrichtung nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass die Durchgangsöffnung (4) der Schachtabdeckung (1) koaxial mit dem Ende (10b) des Rotors (10) ist, das mit dem Ende (7) des Arms (6) des Schlüssels (3) in Eingriff stehen kann, und dass der Schlüssel (3), wenn er in die Durchgangsöffnung (4) eingeführt wird, das Einsinken des Verschlußstopfens (34) entgegen der Vorspannkraft der Feder (39) entlang des Rotors (10) bewirkt, dessen Ende (10b) mit dem Ende (7) des Arms (6) des Schlüssels (3) in Eingriff steht.
  9. Vorrichtung nach Anspruch 8, dadurch gekennzeichnet, dass sie ferner eine an der Schachtabdeckung (1) befestigte Zylinderhülse (26) aufweist und eine querverlaufende Endwandung (29) aufweist, durch die hindurch die Durchgangsöffnung (4) der Schachtabdeckung (1) ausgebildet ist, die eine mittige Kreisöffnung (4a) und zwei diametral gegenüberliegende Nuten (4b) umfasst, die in die mittige Kreisöffnung (4a) hervorstehen, und der Verschlußstopfen (34) die Form eines zylindrischen Abschnitts hat, der in der Zylinderhülse (26) und auf dem Rotor (10) der Verriegelung (5) verschiebbar geführt gelagert ist, und umfassend zwei zylindrische Endabschnitte (35, 36), die durch einen in der Zylinderhülse (26) verschiebbaren Kragen (37) getrennt sind, wobei der eine (35) der Endabschnitte des Verschlußstopfens (34) zwei diametral gegenüberliegende Nasen (38) aufweist, die jeweils in die zwei Nuten (4b) der Durchgangsöffnung (4) mit dem auf der Querwandung (19) der Hülse (26) aufliegenden Kragen (37) eingreifen, wenn der Verschlußstopfen (34) seine die Durchgangsöffnung (4) sperrende Position einnimmt, wobei die Nasen (38) des Verschlußstopfens (34) aus der Durchgangsöffnung (4) ausgreifen, wenn der Arm (6) des Schlüssels (3) mit dem Ende (10b) des Rotors (10) der Verriegelung (5) in Eingriff steht, um den Rotor (10) an seiner Position, in der der Riegel (11) der Verriegelung (5) vom Schließblech (12) des Rahmens (2) gelöst ist, in Drehung zu versetzen.
  10. Vorrichtung nach Anspruch 9, dadurch gekennzeichnet, dass der Verschlußstopfen (34) drehfest mit dem Ende (10b) des Rotors (10) der Verriegelung (5) ist.
  11. Vorrichtung nach Anspruch 9 oder Anspruch 10, dadurch gekennzeichnet, dass die Vorspannungsfeder (39) des Verschlußstopfens (34) in der Zylinderhülse (26) aufgenommen ist, indem sie zwischen dem Kragen (37) des Zylinderstopfens (34) und einer Innenschulter (40) der Zylinderhülse (26) vorgespannt montiert ist.
  12. Vorrichtung nach einem der Ansprüche 9 bis 11, dadurch gekennzeichnet, dass die querverlaufende Endwandung (29) der Zylinderhülse (26) ein Teil einer Zylindermuffe (28) ist, die an dem entsprechenden Endabschnitt der Zylinderhülse (26) befestigt ist.
  13. Vorrichtung nach einem der Ansprüche 9 bis 12, wenn in Kombination mit Anspruch 5 betrachtet, dadurch gekennzeichnet, dass die Zylinderhülse (26) fest mit dem zweiten Teil in Form einer flachen Platte (16) des Gehäuses (13) verbunden und senkrecht zu diesem ist.
  14. Anordnung, umfassend einen Schlüssel und eine Vorrichtung nach einem der Ansprüche 9 bis 13, dadurch gekennzeichnet, dass der Schlüssel (3) am röhrenförmigen Ende (7) seines Armes (6) zwei diametral gegenüberliegende Nasen (7a) aufweist, deren Form zu den Nuten (4b) der Durchgangsöffnung (4) passt, um den Eingriff des röhrenförmigen Endes (7) des Arms (6) des Schlüssels (3) durch die Durchgangsöffnung (4) hindurch unter Einsinken des Verschlussstopfens (34) in die Zylinderhülse (26) entgegen der Vorspannkraft der Feder (39) und bis zu einer Position zu ermöglichen, in der die zwei Nasen (7a) des Schlüssels (3) mittels der Drehung des mit dem Rotor (10) der Verriegelung (5) in Eingriff stehenden Schlüssels (3) in Anlage mit der querverlaufenden Wand (29) der Zylinderhülse (26) gelangen, und durch den Verschlußstopfen (34) und die durch die Feder (39) auf den Kragen (37) des Verschlussstopfens (34) aufgebrachte Vorspannkraft auf dieser Wand gesichert werden.
EP17729185.3A 2016-05-24 2017-05-22 Vorrichtung zum verriegeln und entriegeln einer schachtabdeckung auf einem rahmen mittels eines schlüssels mit der option einer automatischen schlüssellosen verriegelung dieser schachtabdeckung auf dem rahmen Active EP3464762B1 (de)

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PL17729185T PL3464762T3 (pl) 2016-05-24 2017-05-22 Urządzenie do ryglowania i odryglowywania, za pomocą klucza, pokrywy na ramie z możliwością automatycznego ryglowania, bez użycia klucza, tej pokrywy na ramie

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FR1654622A FR3051818B1 (fr) 2016-05-24 2016-05-24 Dispositif de verrouillage et de deverrouillage a l'aide d'une cle d'un tampon sur un cadre avec possibilite de verrouillage automatique sans cle de ce tampon sur le cadre
PCT/FR2017/051256 WO2017203148A1 (fr) 2016-05-24 2017-05-22 Dispositif de verrouillage et de déverrouillage à l'aide d'une clé d'un tampon sur un cadre avec possibilité de verrouillage automatique sans clé de ce tampon sur le cadre

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CN108360653B (zh) * 2018-05-14 2019-03-12 中国汽车工业工程有限公司 一种排水设备
GB2579212A (en) * 2018-11-23 2020-06-17 Flipfix Ltd Access hatch
IT201900003089A1 (it) * 2019-03-04 2020-09-04 Elesa Spa Dispositivo di serraggio di ante
US11920381B2 (en) 2020-04-22 2024-03-05 Channell Commercial Corporation Shielded self-latching locking assembly for a utility vault
US11898375B2 (en) * 2020-04-22 2024-02-13 Channell Commercial Corporation Shielded self-latching locking assembly for a utility vault
CH718074A1 (de) * 2020-11-18 2022-05-31 Renggli Werner Sperreinheit für ein mit einem Schachtdeckel verschliessbares Schachtbauwerk.

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JPH0392279U (de) * 1990-01-08 1991-09-19
JPH06257331A (ja) * 1993-03-04 1994-09-13 Takigen Seizo Kk 取外し型ロックハンドル装置
NL1034000C2 (nl) * 2006-10-10 2008-04-14 Tbs Soest B V Afsluitinrichting en werkwijze voor het afsluiten van een gat in de bodem.
JP2009114684A (ja) * 2007-11-05 2009-05-28 Miwa Lock Co Ltd マンホール蓋用錠前
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PT3464762T (pt) 2021-04-28
PL3464762T3 (pl) 2021-11-29
EP3464762A1 (de) 2019-04-10
MY192484A (en) 2022-08-23
SG11201810342WA (en) 2018-12-28
CN109154167B (zh) 2021-04-13
WO2017203148A1 (fr) 2017-11-30
FR3051818A1 (fr) 2017-12-01
ES2866897T3 (es) 2021-10-20
DK3464762T3 (da) 2021-04-12
CN109154167A (zh) 2019-01-04

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