EP3042382B1 - Vorrichtung zur bereitstellung einer fluiddichten verbindung mit verbesserter betriebssicherheit - Google Patents

Vorrichtung zur bereitstellung einer fluiddichten verbindung mit verbesserter betriebssicherheit Download PDF

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Publication number
EP3042382B1
EP3042382B1 EP14759136.6A EP14759136A EP3042382B1 EP 3042382 B1 EP3042382 B1 EP 3042382B1 EP 14759136 A EP14759136 A EP 14759136A EP 3042382 B1 EP3042382 B1 EP 3042382B1
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EP
European Patent Office
Prior art keywords
door
flange
rotation
locking
securing
Prior art date
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Active
Application number
EP14759136.6A
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English (en)
French (fr)
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EP3042382A1 (de
Inventor
Christophe Dufour
Julien FELIX
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.)
Getinge Life Science France SAS
Original Assignee
Getinge la Calhene SAS
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Publication of EP3042382A1 publication Critical patent/EP3042382A1/de
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Publication of EP3042382B1 publication Critical patent/EP3042382B1/de
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F7/00—Shielded cells or rooms
    • G21F7/005—Shielded passages through walls; Locks; Transferring devices between rooms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups

Definitions

  • the present invention relates to a sealed connection device with improved operational safety.
  • Such a double door device provided with a multi-security control is for example known from the document FR 2,695,343 .
  • Each volume is closed by a door mounted in a flange.
  • Each door is secured to its flange by a bayonet connection and the two flanges are intended to be secured to one another by a bayonet connection.
  • the transfer is carried out as follows.
  • the flange of the container has on its outer periphery ears intended to cooperate with an impression of the flange of the glove box.
  • the flange of the container is introduced into the flange of the glove box, the container is oriented so as to match the ears with the impression.
  • a first rotation of the container along the axis of its door makes it possible to secure the flange of the container to the flange of the glove box by the bayonet connection.
  • the container door is pivoted relative to the container, ensuring both a connection by another bayonet connection with the door of the glove box and a separation of the new assembly formed by the two doors contiguous vis-à-vis the door flanges and glove box .
  • a handle control located in the glove box makes it possible to unlock a security mechanism and release the passage between the two volumes.
  • the outer faces of the two doors being in contact with one another in a sealed manner, they can not contaminate the interior of the volumes.
  • US5139318 discloses a sealed connection device between two closed volumes.
  • the object of the present invention is achieved by a device for sealing connection between a first and a second closed volume, each closed volume having an opening flanked by a flange and closed by a door, the device comprising means for securing the two doors and a lock so as to prevent the separation of the two doors when the connection between the two closed volumes is established, said latch being activated automatically by securing the two doors.
  • the securing means are of bayonet type and comprise a plate mounted to rotate on the outer face of one of the doors and intended to cooperate with corresponding impressions on the outer face of the other door, the lock is activated when the disk has rotated a certain angle to ensure the joining of the two doors.
  • the lock comprises a locking finger configured to occupy a first unlocking position by contacting the two doors and a locking position when the two doors are secured to one another.
  • the lock is simple in design, robust and very safe. In addition, it is easily adaptable to different types of waterproof connection device.
  • connection devices that do not require relative rotation of the closed volumes to establish the sealed connection.
  • connection is provided by relative rotation of the closed volumes.
  • the joining of the two flanges is carried out by a bayonet connection by rotating the two volumes in relative rotation, the joining of the two doors is then obtained by rotating the plate, the latch then being activated by rotation of the plate.
  • connection means comprise, for example, means for securing the two flanges and a control ring mounted outside the first closed volume around the flange, the control ring controlling means for securing the two doors. and unlocking the door of the second volume, the release means of the other door and the opening of the two doors for the sealed communication between the two volumes.
  • the securing means of the two flanges and the control ring are movable in rotation relative to the closed volumes and by their rotation ensure all the steps required to obtain a tight connection and this without rotating one of the closed volumes.
  • the securing means of the two flanges are formed by a fastening ring concentric with the control ring.
  • the means for actuating the control ring and / or the means for actuating the securing means of the two flanges are located outside the closed volumes. These actuating means are therefore accessible.
  • connection device may also advantageously comprise means for axially holding the two flanges prior to the actuation of the securing means in order to facilitate subsequent maneuvers.
  • connection device may also advantageously comprise means for axially holding the two flanges prior to the actuation of the securing means in order to facilitate subsequent maneuvers.
  • it is one or more snap devices.
  • the subject of the present invention is therefore a device for sealing connection between a first and a second closed volume, the first closed volume comprising a first flange and a first door sealingly closing an opening delimited by the first flange, and the second closed volume.
  • the connecting device having a second flange and a second door sealingly closing a second opening delimited by the second flange, said connecting device being mounted on a wall of the first closed volume and comprising first fastening means first and second flanges to one another, second securing means of the second door and the first door sealingly and separating the second door of the second flange, the third means of releasing the first door relative to the first flange, fourth means for opening a passage between the first and second closed volume, said device also comprising means for locking the second securing means of the second door and the first door preventing the separation of the first and second doors as long as the connection between the two closed volumes is effective, said locking means being automatically activated by the actuation of the second securing means.
  • the second securing means comprise a securing plate mounted to rotate on an outer face of the first door about the longitudinal axis and adapted to be secured to an outer face of the second door by a bayonet connection , the locking means being configured to limit the rotation of the plate in both directions of rotation when the first door and the second door are secured.
  • the locking means comprise a finger mounted movably in the securing plate, said finger being adapted to be retracted into the securing plate when the second door is disposed against the first door and adapted to protrude from the securing plate when the securing plate secures the first and second doors, the finger blocking with a stop the rotation of the second door relative to the first door.
  • the finger may comprise a roller, said locking means comprising a cam carried by an outer face of the first door ensuring the return to the retracted position of the finger in the securing plate in the separation phase of the first and second closed volumes.
  • a first part of the rotational movement of the securing plate secures the first door and the second door and that a second part of the rotational movement of the locking plate unlocks the second door relative to the second. flange.
  • the connection device may comprise control means of the first, second, third and fourth means for the sealed connection between the two closed volumes without rotation of the first and / or second closed volume.
  • control means may comprise a control ring adapted to be rotated about a longitudinal axis, the rotation of said control ring operating at minus the second, third and fourth means, a first device for actuating said control ring and a second device for actuating the first securing means.
  • the second means comprise at least one pinion meshing with a toothed actuating sector carried by the control ring, a rotational displacement of the control ring causing rotation of the securing plate.
  • the second means may comprise a gear train coupled to the securing plate to rotate it, said gear train being driven by said pinion.
  • the second means comprise a pinion with straight teeth meshing with the first toothed sector and a bevel gear.
  • the first actuator and the second actuator are disposed outside the first closed volume.
  • control ring is disposed outside the first volume and surrounds the first flange.
  • the second, third and fourth means are disposed at the periphery of the first flange around the control ring.
  • the third means comprise a locking cam and a locking roller adapted to take a position in which it cooperates with the locking cam preventing the opening of the first door and a second position in which it is removed from the cam locking, the passage from the first to the second position and the second position to the first position being caused by the rotation of the control ring.
  • an actuating roller cooperates with a radial cam surface of the control ring, causing the pivoting of the locking roller.
  • This locking cam can be secured to the first door and the locking roller is rotatably mounted on the first flange about an axis parallel to the longitudinal axis.
  • the fourth means may comprise at least one pinion meshing with another tooth sector actuating the crown control, said pinion being coupled to said hinge, the rotational movement of the control ring causing a rotation of the first door around the hinge.
  • the actuation of the second, third and fourth means in view of a sealed connection between the two closed volumes is obtained by a unidirectional rotation of the control ring.
  • the control ring comprises for example a drive tooth sector cooperating with a pinion of the second actuating means.
  • the first actuator also forms the second actuator.
  • the first and / or second actuating means can be motorized.
  • connection device comprises a system for axially holding the second flange on the first flange, prior to the joining by the first means.
  • the first means may comprise a securing ring rotatably mounted relative to the first flange about the longitudinal axis and comprise bayonet connection means for immobilizing the second flange relative to the first flange.
  • upstream and downstream are considered in the sense of setting up the container in the connection device.
  • the two closed volumes that are to be connected by means of a double-door sealed connection device provided with the control mechanism according to the invention respectively correspond to a control cell.
  • the invention is also applicable in the case where the closed volumes are for example one for a glove box and the other a container or two glove boxes.
  • FIG 12 a schematic representation of the cell 10 and the container 12 in a connected state and in a disconnected state can be seen.
  • the cell 10 is delimited by a wall 14 of which only a part is visible on the figure 12 . It is equipped, conventionally, remote manipulation means such as remote manipulators and / or gloves (not shown) integral with the wall 14.
  • the container 12 is also delimited by a wall 16, as illustrated in particular by the figure 12 .
  • the cell comprises a cell flange 18 sealingly mounted in a wall 14 of the cell and defining an opening 20 sealingly closed by a removable door 22, said cell door or door.
  • the container includes a reservoir 24 and a container flange 26 sealingly closed by a removable door 28.
  • the container door 28 will be referred to as a "container lid” or “lid” to clearly distinguish it from the cell door.
  • the reservoir 24, the container flange 26 and the cover 28 delimit a sealed volume.
  • the lid 28 is secured to the container flange by a bayonet connection 29.
  • the sealed connection device comprises the cell flange 18, the container flange 26, the cell door 22 and the container cover 28.
  • the cell door 22 is hinged to the cell flange 18 by a hinge 30 of axis Y orthogonal to the longitudinal axis X.
  • the axial direction corresponds to the axis of the cell flange 18 and the door 22, and that of the container flange 26 and the lid 28 when they are secured to the cell.
  • the axial direction is represented by the axis X which is the axis of the connection device.
  • the sealed connection device comprises means allowing a sealed connection of the container and the enclosure and a latch of the securing means of the cell door 18 and the cover 28.
  • means allowing a sealed connection of the container and the enclosure and a latch of the securing means of the cell door 18 and the cover 28 In the following description, an example Particular embodiment of the means allowing a tight connection without rotation of the container will be described. But it will be understood that a sealed connection device in which the connection is obtained at least in part by relative rotation of the enclosure and the container is not beyond the scope of the present invention.
  • connection device is mounted on the wall of the cell around the opening 20.
  • the connection device is movable relative to the wall of the cell 14.
  • connection device comprises first fastening means A of the container flange 26 on the cell flange 18.
  • the container flange 26 has four lugs 32 arranged at 90 ° from each other projecting radially outwardly of the container flange 26.
  • the container flange 26 could comprise two ears, three ears or more than four ears, in addition the angular disposition is not limiting.
  • the first means A comprise a fastening ring 100 mounted coaxially with the cell flange 18 on the outer face thereof and pivotable relative thereto about the longitudinal axis X.
  • the securing ring 100 comprises four cavities 102 intended to each receive an ear 32 of the container flange 26.
  • the rotation of the locking ring 100 in the counterclockwise direction ensures a bayonet connection between the flange. of the container 26 and the securing ring 100 and thus between the container flange 26 and the cell flange 18.
  • the cavities 102 have a first axially extending portion 102.1 allowing the insertion and removal of the lugs 32 in an axial direction and a second portion 102.2 extending laterally with respect to the axial portion in a downstream zone.
  • the second part 102.2 receives the lugs 32 when the fastening ring 100 has pivoted, providing axial retention of the lugs 32 and therefore of the container flange 28 with respect to the cell flange 18.
  • the securing ring 100 is rotatably mounted on the cell flange 18 by means of four rollers 106. It will be understood that the number of rollers is not limiting.
  • sensors are provided to know the different states of the system: closed door, door open, door being opened or being closed ..., for example by detecting the displacement and / or the position of the crown of solidarization, more particularly in a motorized embodiment and in an embodiment in which the operator would not be able to visually identify what state the system is in.
  • the control mechanism comprises an actuating device 108 of the fastening ring 100 rotated about the longitudinal axis X.
  • the actuating device 108 is advantageously arranged outside the cell so that it can be activated by the operator from the outside.
  • this actuating device 108 comprises a crank 110. Any other mechanical actuation device is conceivable.
  • the motorized means could then be located inside the cell.
  • the securing ring 100 has a radially outer toothed sector 112 which is engaged by a pinion 114 of the actuating device 108.
  • This actuating device is simple and robust. Other means of transmitting the movement between the actuating means and the securing ring could be provided.
  • the sealed connection device comprises a system for axially holding the container against the wall of the cell.
  • this holding system comprises at least one axial locking device 34 for axially holding the container flange 26 relative to the cell flange 18, as shown in FIGS. Figures 1 to 4E .
  • This device hereinafter referred to as a snap-in device, is intended to be implemented prior to the joining of the two flanges 18, 26 by the securing ring 100.
  • the device is particularly advantageous for ensuring the maintenance of the container on the wall 14 of the cell when the container is intended to be positioned horizontally for example for the transfer.
  • This snap device then makes the assembly of the container on the cell easier for the operator since it is no longer required to maintain for example at arm's length the container until the container flange 26 is secured. at the cell flange 18 by the securing ring 100.
  • connection device comprises a snap device at two diametrically opposed lugs 32 of the container flange 26.
  • the snap-fasteners 34 are located diametrically opposite on the cell flange 18.
  • the latching device 34 comprises a base 36 fixed on the cell flange 18 at the periphery of the opening 20, an actuating rod 38 articulated in rotation on the base 36 about an axis Y1 perpendicular to the axial direction and in the diametrical direction of the cell flange 18.
  • the latching device 34 also comprises a locking link 40 articulated in rotation on the base 36 around an axis Y2 parallel to the axis Y1, and a return means 42 of the locking link 40 to an unlocked position.
  • the return means 42 is fixed to the base and to the locking link 40.
  • the actuating link 38 and the locking link 40 are in contact by one of their ends 38.1, 40.1 respectively, so that a pivoting of the actuating rod 38 in the clockwise direction causes a rotation of the locking rod 40 in the clockwise direction.
  • the ends 38.2, 40.2 of the rods are located on the side of the opening 20.
  • the latching device 34 also comprises locking means for locking in a locked state the locking link 40.
  • the locking means comprise a finger 44 articulated in rotation on the base 36 about an axis perpendicular to the axes Y1 and Y2 so that one end of the finger 44 can move closer and away from the locking link 40.
  • An elastic return means such as a spring (not visible) pushes the finger 44 towards the link.
  • the finger 44 may be formed of a blade that elastically deforms in flexion and incorporates the elastic return means.
  • the operation of the snap-in device is as follows and is shown on the Figures 4D and 4E .
  • An ear 32 of the container flange 28 is approached in the direction of the arrow F towards the snap-in device, until it comes into contact with a first transverse face against the actuating link 38.
  • the connecting rod actuator 38 pivots about its axis Y1 clockwise, causing clockwise rotation of the locking link 40 about its axis Y2.
  • the locking link 40 is then supported by its other end 40.2 against a second transverse face 32.2 of the lug 32 opposite the first transverse face 32.1.
  • the lug 32 is then held axially against the cell flange 18.
  • the pivoting of the locking link 40 in the clockwise direction is such that the finger 44 passes over the end 40.2 of the locking link 40 locking the lock against the ear 32.
  • the finger 44 is pivoted away from the end 40.2 of the locking link 40 to release it. This release takes place when it is desired to separate the container from the cell flange.
  • the pivoting of the finger 44 can be obtained by means of an actuator (not shown) or a slight rotation of the container.
  • FIG. 14A to 14F Another particularly advantageous embodiment of a latching device 34 'is shown, which differs from the device 34 in that it implements a locking cam, which reduces the number of moving parts, increasing the reliability of the device and simplifying its manufacture.
  • the latching device 34 ' has a base 36' fixed to the cell flange 18 at the periphery of the opening 20, a locking cam 40 'articulated in rotation on the base 36' about an axis Y2 'perpendicular to the axial direction and the diametral direction of the flange 18, and a return means 42 'of the locking cam 40' to an unlocked position.
  • the return means 42 ' is fixed to the base and to the locking cam 40'.
  • the locking cam has on one side facing the longitudinal axis of the device a downstream zone 40.1 'in the direction of insertion of the flange in the latching means forming an actuating zone and an upstream zone 40.2' forming a stop.
  • the actuating zone 40.1 ' forms a cam surface projecting inwardly from the device in the unlocked position so that when the container flange is brought closer to the detent means one of its lugs 32 comes into contact with the 40.1 'cam surface causing its pivoting and having the stop zone 40.2' facing the rear face of the ear, preferably in contact therewith, preventing the removal of the ear.
  • the latching device 34 ' also comprises locking means for locking in a locked state the locking cam 40'.
  • the locking means comprise a finger 44 'articulated in rotation on the base 36' about an axis perpendicular to the axis Y2 'so that one end of the finger 44' can move closer and away from the cam locking 40 '.
  • An elastic return means such as a spring (not visible) pushes the finger 44 'towards the cam 40'.
  • the finger 44 ' may be formed of a blade that deforms elastically in flexion and incorporates the elastic return means.
  • the finger 44' In order to release the locking cam 40 ', the finger 44' is moved away from the stop zone. This release takes place when it is desired to separate the container from the cell flange.
  • the pivoting of the finger 44 ' can be obtained by means of an actuator (not shown) or a slight rotation of the container.
  • a single axial snap-fastening device and instead of the second snap-in device a base comprising a groove in the form of an arc of a circle opening radially towards the longitudinal axis X capable of housing an ear 32 and maintain it axially.
  • a base comprising a groove in the form of an arc of a circle opening radially towards the longitudinal axis X capable of housing an ear 32 and maintain it axially.
  • One ear is then engaged in the groove, ensuring its axial retention, then the other lug 32 is engaged in the snap device.
  • the axial retention system could implement magnetic means, the cell flange 18 and the container flange 26 would then be held by magnetization.
  • the axial locking device is located in the lower zone of the cell flange and the base provided with the groove is located in the upper zone of the flange of the cell. cell.
  • the snap-in device or devices cooperate with the securing ring 100.
  • the snap-in devices are located downstream of two radially opposite fingerprints of the fastening ring 100, in the direction of insertion of the ears 32 into the fastening ring 100.
  • the end 40.2 of the locking link 40 is in the upper area of the first portion 102.1 of the window 102 when no container is in place and enters a notch 102.3 made in the first part 102.
  • the locking rods 40 also provide locking rotation of the fastening ring 100 in the absence of a container. Thus any manipulation of the crown 100 to the absence of the container is avoided.
  • the container flange 26 is held axially by the snap-on device (s) 34 and then the cell flange 18 and the container flange 26 are secured by the securing ring 100.
  • the snap-fastening devices are very advantageous especially when the cell wall is in a vertical or inclined plane, so when the container is held by the means 34, the operator can easily operate the first means A.
  • the sealed connection device also comprises second means B for securing the container cover 28 and the cell door 22, these second means also ensure the unlocking of the cover relative to the container flange after the door and the cover have been closed.
  • the connection device also comprises locking means 118 and securing means B preventing the separation of the cell door 22 and the cover 28 when the passage between the inside of the container and the The inside of the cell is open, ie when the door and cover assembly is in the unstuck position of the cell and container flanges.
  • connection device also has third means C for releasing the cell door from the cell flange, and fourth means D for releasing the passage between the interior of the container and the interior of the cell.
  • the sealed connection device advantageously has a common system for actuating the second and third means.
  • the common actuating system is formed by a control ring 48 rotatably mounted on the cell flange 18 around the axial direction and disposed outside the cell in the example shown.
  • the control ring 48 is a ring gear whose teeth are oriented radially outwardly of the control ring 48.
  • the common actuating system comprises an actuating device for rotating the control ring 48 about the longitudinal axis X.
  • the actuating device is formed by the actuating device 108 of the fastening ring 100, which simplifies the structure and reduce its cost. Alternatively, a separate actuator may be provided.
  • the ring gear 48 can be seen. It is mounted upstream of the securing ring 100 in the direction of positioning of the container and has an inside diameter greater than the outside diameter of the fastening ring 100 to allow penetration. the container flange 28 in the fastening ring 100.
  • connection device can be seen from inside the cell, the protective cover being shown in transparency.
  • the control ring 48 has a drive toothing 48.1 meshing with the pinion 52 which ensures its rotation and toothed sectors for actuating the various means of the connection device.
  • the toothed sector 48.1 extends over only a part of the periphery of the control crown 48, the angle over which the drive sector extends is determined to enable the actuation of the various means. B, C, D.
  • a drive sector could cover the entire periphery of the control ring 100.
  • control ring 48 is advantageously held axially and radially by rollers 54 which allow rotation of the ring gear 48 around the axial direction while limiting the friction.
  • the second B, third C and fourth D means are disposed on the periphery of the ring gear 48 and are actuated successively by rotating the crown.
  • the second securing means B of the cell door 22 and the lid of the container 28 comprise a designated inter-door interlocking plate 80.
  • the inter-door securing plate 80 is rotatably mounted on the door 22.
  • the locking of the cell door 22 and the container lid 28 is obtained by a bayonet connection.
  • the securing plate 80 has four lugs 82 projecting radially outwardly and the cover 28 has a cavity recess provided with four radially outer notches for receiving the lugs of the securing plate 80 and a peripheral groove connecting the notches.
  • a relative rotation of the securing plate 80 and the lid 26 ensures at least partial masking of the lugs of the securing plate 80 forming an axial stop for the lugs 82 and an axial connection of the securing plate and the lid
  • the securing plate 80 is rotated by the actuation of the control ring 48.
  • the second means B comprise a pinion 62 with straight teeth meshing with a first tooth sector 48.2 of the crown 48, a conical pinion 64 integral in rotation with the pinion 62. In the example shown, they are located at both ends of the same axis.
  • the bevel gear 64 meshes with a bevel gear 65 which forms the input of a chain of gears, the gears being designated 66, 68, 70, 72, 74, 76, 77.
  • the pinion 77 meshes with a toothed sector or rack 78 integral in rotation with the inter-door interlocking plate 80 as can be seen on the figure 6 .
  • the assembly formed by the pinions 62, 64 and the gear chain makes it possible to reduce the torque of rotation of the handle and to facilitate manipulation by the operator.
  • the gear chain makes it possible to rotate the securing plate 80.
  • the gear chain is received in a cowling 81 which is also visible on the Figures 6-8 and 10, providing the sealed passage between the outside and the inside of the cell.
  • the cowling comprises three parts 81.1, 81.2, 81.3 articulated with respect to each other in a sealed manner by means of seals 69.
  • Parts 81.1 and 81.3 referred to as blocks, are identical. Part 81.2 disposed between parts 81.1 and 81.3 is called "arm”.
  • the articulation between the two blocks 81.1, 81.3 and the arm 81.2 allows the opening of the door of the cell 22.
  • the rotation is provided by bearings. Alternatively, bearings could be implemented.
  • Block 81.1 receives a portion of the gear chain controlling the inter-door plate 80.
  • the block 81.3 receives the opening means D.
  • the block 81.1 includes a sleeve 81.11 surrounding the axis connecting the pinions 62 and 64.
  • Block 81.3 also has a sleeve 81.31 ( Figure 13B ).
  • the arm 81.2 surrounds the axis connecting the pinions 76 and 77.
  • the sleeves 81.11 and 81.21 pass through the cell flange and the door 22 respectively, static seals are interposed between the sleeves 81.11, 81.31 and the cell flange. between the sleeve 81.21 and the door 22.
  • the cowling comprises only a block and an arm, the opening means D being then combined with the securing means B in this case, it can be provided that the block is made in one piece with the flange which allows not to have to use seals to achieve sealing between the block and the flange.
  • the gear chain has two larger axes 67, 73 between the gears 65 and 66 and between the gears 72 and 74 respectively.
  • these axes with their gears could be replaced by chain sprockets or pulleys with a system of belts or chains.
  • a first phase of the rotation of the inter-door securing plate 80 ensures the axial locking of the door 22 and the cover 28 and a second phase of rotation of the securing plate 80 rotates the cover 28 relative to the container flange. 26 and ensures unlocking of the cover 28 with respect to the container flange 26.
  • An exemplary embodiment of the means 118 is visible on the figure 7 and in section on the figure 9 .
  • the locking means 118 are arranged between the upstream face of the cell door and the downstream face of the plate 80.
  • the locking means 118 comprise a finger 120 projecting radially from the plate 80 in an area between two lugs of the plate 80.
  • the finger 120 is able to be retracted axially inside the plate.
  • An elastic means 122 for example a helical spring in the example shown, removes the finger towards the outside of the plate 80 upstream. The finger is visible on the figure 2 .
  • the locking means comprise a roller support 124, carrying the finger 120, which is arranged between the door 22 and the plate 80 and a roller 126 capable of rolling about an axis perpendicular to the longitudinal axis X.
  • the locking means 118 also comprise a frame 128 fixed on the plate 80 which carries an axis 130 parallel to the longitudinal axis X on which is mounted able to slide the roller support 124.
  • the spring 122 is mounted in compression between the roller support 124 and the frame 128 around the axis 130.
  • the locking means 118 also comprise a cam 132 formed by a ramp fixed on the upstream face of the cell door, the cam 132 having the shape of an arc of a circle centered on the longitudinal axis X.
  • the locking means comprise also abutments 134 located opposite the ends of the ramp 132.
  • the stops 134 are formed by rods parallel to the longitudinal axis and fixed to the cell door.
  • the operation of the locking means 118 is as follows.
  • the ears of the container cover 28 are placed between the ears 82 of the securing plate 80, one of them comes into contact with the finger 120 and because of the axial displacement of the container pushes the finger 120 which enters the plate 80 against the return force of the spring 122.
  • the roller 126 is released from the cam 132 and one of the stops 134.
  • a new rotation of the ring gear 48 causes a rotation of the plate, the roller 126 is also rotated and rolls on the cam 132 until the roller 126 is positioned in the lower part of the cam 132 ( figure 8 ).
  • the finger has then pivoted enough to be no longer facing the ear 82 of the plate 80. However, because of the restoring force of the spring 122, the finger is pushed towards the outside of the disc and forms a stop in rotation for the ear which is thus locked between the finger 120 and one of the abutments 134.
  • the locking means are activated automatically when the door and the lid are secured.
  • This embodiment of the locking means of the inter-door connection is very advantageous because the connection is made using the ring gear which also actuates the means C and D, which simplifies the entire device connection.
  • the connection is obtained without relative rotation of the cell and the container.
  • the securing means could be activated by actuating means other than the means C and D.
  • the present invention also applies in the case of a device where the joining of the two flanges is obtained by relative rotation of the enclosure and the container, in particular by rotating the container relative to the cell.
  • a first rotation ensures the joining of the two flanges by means of a bayonet connection and a second rotation ensures a connection of the door and the cover by a bayonet connection, which also ensures an unlocking of the cover relative to the flange. container.
  • the securing of the two flanges can be ensured by rotation of the container with respect to the enclosure and the securing of the door and the lid is obtained by rotation of the inter-door locking plate 80 and the locking of this fastening. is obtained separately.
  • the actuation of the securing means is independent.
  • the actuation can be manual or motorized.
  • the actuating means may be arranged inside the enclosure. It should be noted that the actuation of the securing means B before the joining of the two flanges is not possible since the finger prevents the rotation of the tray. And in any case their actuation has no consequence, since it does not ensure the opening of the door 18.
  • the third means C for keeping the door of the cell closed against the cell flange 18 are visible for example on the figure 8 in the closed position and on the figure 10 in open position.
  • the door 22 is locked in the closed position on the cell flange 18 by means of a locking cam 84 which is fixed on the inner face of the cell door 22 and a locking roller 86.
  • the locking roller 86 is rotatably mounted on the cell flange 18 about an axis parallel to the axial direction X between a locking position in which the locking roller 86 is in contact with the locking cam 84 and locks the door in the closed position against the cell flange 18, and an unlocking position, in which the locking roller 86 is spaced from the locking cam, and allows disengagement of the cell door from the cell flange 18.
  • the locking roller 86 is carried by a roller holder whose axial end comprises an actuating roller 88 which cooperates with a radial cam surface 48.3 of the toothed wheel 48.
  • the locking roller holder has a pinion meshing with a toothed sector of the toothed wheel.
  • the locking cam 84 cooperates with safety means mounted on the inner face of the door in order to detect the locked position of the cam 84.
  • the third means D to open the door 22 and the cover 28 and thus allow the sealed transfer between the container and the cell, are visible on the figures 7 and 11 .
  • the opening means D rotate the cell door 22 and the cover 28 secured to one another by the securing plate 80 around the hinge 30.
  • the means D comprise a first right toothed gear 90 meshing with a second toothed sector 48.4 of the ring gear 48 a conical pinion 92 integral in rotation with the pinion 90. In the example shown, they are located at both ends of the same axis.
  • the bevel gear 92 meshes with a pinion conical 94 coaxial with the axis of the hinge 30 and is integral in rotation thereof.
  • the ring gear 48 by driving the pinion 90, causes a rotation of the bevel gear 94 which drives the cell door 22 in rotation about its hinge 30 and allows the transfer between the inside of the container and the inside of the cell .
  • Seals are provided between the lid and the container flange, between the cell door and the cell flange and between the outer faces of the cell door and the lid so as to provide a sealed contact between the door 22 and the lid. 28 and ensure a confinement of these faces which are in contact with the external environment when they are not in contact.
  • the ring gear 48 is composed of several angular actuating sectors, each controlling different means. Depending on the angle of rotation of the ring gear, a pinion is meshing with the ring gear driving means given. The means are not actuated simultaneously but successively and in an order given by the arrangement of the angular sectors in a given direction of rotation.
  • the actuating tooth sectors are arranged in distinct planes perpendicular to the longitudinal axis X, which are distinct from the plane containing the drive tooth sector.
  • the container flange 26, in which the lid 28 is disposed, is inserted into the securing ring 100, the lugs 32 of the container flange 26 penetrate into the fingerprints 104.
  • One of the ears pushes the finger 120.
  • two diametrically opposed lugs 32 come into contact with the actuating rods 38, causing their pivoting in the clockwise direction and the pivoting of the locking links 40.
  • the finger 42 blocks the locking links 40 in position.
  • the container flange 26 is then held against the wall 14 of the cell. The operator can release the container.
  • the container flange 26 is then secured to the cell flange 18.
  • the operator further turns the crank 108 clockwise, the toothed sector 48.2 away from the pinion 62 and the radial cam path meets the actuating roller 88 causing a pivoting of the roller holder and a spacing of the locking roller 86 of the locking cam 84.
  • the door 22 is then released from the cell flange 18.
  • the cover can not be separated from the door because of the presence of the finger 120.
  • the movement of an ear of the cover 28 is limited by the finger 120 and a stop 134.
  • the cover 26 can not rotate sufficiently with respect to the door 22 to separate them.
  • the retraction of the finger 120 is only possible by rotating the plate in the opposite direction. solidarization 80, or this rotation in opposite direction is possible only after closing the access between the two volumes. Therefore, the separation of the lid and the door is prevented when the passage between the cell and the container is open. Thus there is no risk of pollution of the interior of one or other volume by the outer faces of the cell and the container.
  • connection device allows a connection between a container and a cell, without rotation of the container, which simplifies the operations for the operator and makes it possible to handle fragile objects contained in the container.
  • connection device may offer greater ease of cleaning since it may have no element inside the cell.
  • the whole mechanism is outside the cell.
  • the external control offers greater maneuverability for the operator.
  • connection device according to the particular embodiment described furthermore makes it possible to improve the closure / opening rates per day, allowing a gain in productivity, all the transfer steps being carried out by the manipulation of the external crank or activation of the engine.
  • the actuating means it also has maintenance and repair facilitated because of its simple structure, especially when its actuating means are located outside the cell. Furthermore, the arrangement of the actuating means to the outside allows a motorization of the device in a very simple manner. By arranging the actuating means outside the cell, it is no longer in contact with the sterilizing agent, which reduces the risk of damage and malfunction.
  • the safety is improved, since in the case of actuation from the outside, it is no longer necessary to access the interior of the cell by means of gloves mounted tightly through a wall of the cell to operate the mechanism, nor for maintenance.
  • the fastening ring 100 is rotated via the ring gear 48, the ring gear would then be the sole control member of all the steps.

Claims (17)

  1. Anordnung, umfassend ein erstes geschlossenes Volumen und eine Vorrichtung zur dichten Verbindung, die dazu ausgelegt ist, das erste und ein zweites geschlossenes Volumen dicht zu verbinden, wobei das erste geschlossene Volumen einen ersten Flansch (18) und eine erste Tür (22) umfasst, die eine Öffnung dicht verschließt, die durch den ersten Flansch (18) begrenzt ist, und wobei das zweite geschlossene Volumen einen zweiten Flansch (26) und eine zweite Tür (28) umfasst, die eine zweite Öffnung dicht verschließt, die durch den zweiten Flansch (26) begrenzt ist, wobei die Verbindungsvorrichtung an einer Wand des ersten geschlossenen Volumens montiert ist und umfasst:
    - erste Verbindungsmittel (A), die dazu ausgelegt sind, den ersten und den zweiten Flansch miteinander zu verbinden,
    - zweite Verbindungs- und Trennmittel (B), die dazu ausgelegt sind, die zweite Tür und die erste Tür dicht zu verbinden, und die zweite Tür von dem zweiten Flansch zu trennen,
    - dritte Freigabemittel (C), die dazu ausgelegt sind, die erste Tür bezüglich des ersten Flanschs (18) freizugeben,
    - vierte Öffnungsmittel (D), die dazu ausgelegt sind, einen Durchgang zwischen dem ersten und dem zweiten geschlossenen Volumen zu öffnen,
    wobei die Anordnung dadurch gekennzeichnet ist, dass die Vorrichtung ferner Verriegelungsmittel (118) umfasst, die dazu ausgelegt sind, die zweiten Verbindungs- und Trennmittel (B) zu verriegeln, was die Separierung der ersten und der zweiten Tür verhindert, solange die Verbindung zwischen den zwei geschlossenen Volumina wirksam ist, wobei die Verriegelungsmittel automatisch durch die Betätigung der zweiten Verbindungsmittel (B) aktiviert werden.
  2. Anordnung nach Anspruch 1, bei der die zweiten Verbindungsmittel (B) eine Verbindungsplatte (80) umfassen, die drehbeweglich auf einer Außenfläche der ersten Tür (22) um die Längsachse (X) herum montiert und dazu ausgelegt sind, sich mit einer Außenfläche der zweiten Tür (28) durch eine Bajonettverbindung zu verbinden, wobei die Verriegelungsmittel derart konfiguriert sind, dass sie die Drehung der Platte in den zwei Drehrichtungen begrenzen, wenn die erste Tür und die zweite Tür miteinander verbunden sind.
  3. Anordnung nach Anspruch 2, bei der die Verriegelungsmittel (118) einen Finger (120) umfassen, der bewegbar in der Verbindungsplatte (80) montiert ist, wobei der Finger (120) dazu ausgelegt ist, in die Verbindungsplatte (80) eingefahren zu werden, wenn die zweite Tür (28) gegen die erste Tür (22) angeordnet ist, und dazu ausgelegt ist, von der Verbindungsplatte (80) vorzustehen, wenn die Verbindungsplatte (80) die erste (22) und die zweite (28) Tür verbindet, wobei der Finger (120) mit einem Anschlag (134) die Drehung der zweiten Tür (28) bezüglich der ersten Tür (22) blockiert, wobei vorzugsweise der Finger (120) eine Rolle (126) umfasst, und die Verriegelungsmittel (118) einen Nocken (132) umfassen, der durch eine Außenfläche der ersten Tür (22) getragen ist, was die Rückkehr des Fingers in eine eingefahrene Position in der Verbindungsplatte in der Phase der Separation des ersten und des zweiten geschlossenen Volumens sicherstellt.
  4. Anordnung nach Anspruch 2 oder 3, bei der ein erster Teil der Drehverlagerung der Verbindungsplatte (80) dazu ausgelegt ist, die erste Tür (22) und die zweite Tür (18) miteinander zu verbinden, und ein zweiter Teil der Drehverlagerung der Verbindungsplatte (80) dazu ausgelegt ist, die zweite Tür (28) bezüglich des zweiten Flansch (26) zu entriegeln.
  5. Anordnung nach einem der Ansprüche 1 bis 4, umfassend Mittel zur Steuerung der ersten (A), der zweiten (B), der dritten (C) und der vierten (D) Mittel zum Ermöglichen der dichten Verbindung zwischen den zwei geschlossenen Volumina ohne Drehung des ersten und/oder des zweiten geschlossenen Volumens.
  6. Anordnung nach Anspruch 5, bei der die zweite Tür (28) mit dem zweiten Flansch (26) durch eine Bajonettverbindung verbunden ist, und bei der die Steuermittel umfassen:
    - einen Steuerkranz (48), der dazu ausgelegt ist, in Drehung um eine Längsachse (X) herum versetzt zu werden, wobei die Drehung des Steuerkranzes (48) wenigstens die zweiten (B), die dritten (C) und die vierten (D) Mittel betätigt,
    - eine erste Vorrichtung zur Betätigung des Steuerkranzes,
    - eine zweite Vorrichtung zur Betätigung der ersten Verbindungsmittel.
  7. Anordnung nach Anspruch 6, bei der die zweiten Mittel (B) wenigstens ein Ritzel umfassen, das mit einem Zahnbetätigungssektor (48.2) kämmt, der durch den Steuerkranz (48) getragen ist, wobei eine Drehverlagerung des Steuerkranzes (48) eine Drehung der Verbindungsplatte (80) bewirkt, wobei die zweiten Mittel (B) vorzugsweise ein Räderwerk umfassen, das mit der Verbindungsplatte (80) gekoppelt ist, um sie in Drehung zu versetzen, wobei das Räderwerk durch das Ritzel angetrieben wird, und wobei die zweiten Mittel (B) vorzugsweise ein Ritzel mit Geradverzahnung umfassen, das in den ersten Zahnsektor eingreift, sowie ein Winkelgetriebe.
  8. Anordnung nach Anspruch 6 oder 7, bei der die erste Betätigungsvorrichtung und die zweite Betätigungsvorrichtung außerhalb des ersten geschlossenen Volumens angeordnet sind.
  9. Anordnung nach einem der Ansprüche 6 bis 8, bei der der Steuerkranz (48) außerhalb des ersten Volumens angeordnet ist und den ersten Flansch (18) umgibt, wobei der Steuerkranz (48) vorzugsweise einen Zahnantriebssektor (48.1) umfasst, der mit einem Ritzel der zweiten Betätigungsmittel (108) zusammenwirkt, und wobei die zweiten (B), die dritten (C) und die vierten (D) Mittel vorzugsweise an der Peripherie des ersten Flanschs (18) um den Steuerkranz (48) herum angeordnet sind.
  10. Anordnung nach einem der Ansprüche 6 bis 9, mit der die dritten Mittel (C) einen Verriegelungsnocken (84) und eine Verriegelungsrolle (86) umfassen, die dazu ausgelegt ist, eine Position einzunehmen, in der sie mit dem Verriegelungsnocken (84) zusammenwirkt, was das Öffnen der ersten Tür (22) verhindert, und eine zweite Position, in der sie von dem Verriegelungsnocken (84) beabstandet ist, wobei der Übergang von der ersten zur zweiten Position und von der zweiten Position zur ersten Position durch die Drehung des Steuerkranzes (48) bewirkt wird, wobei eine Betätigungsrolle vorzugsweise mit einer radialen Nockenoberfläche des Steuerkranzes (48) zusammenwirkt, was die Schwenkung der Verriegelungsrolle (86) bewirkt.
  11. Anordnung nach Anspruch 10, bei der der Verriegelungsnocken (84) mit der ersten Tür (22) verbunden ist, und die Verriegelungsrolle (86) drehbeweglich an dem ersten Flansch (18) um eine Achse parallel zur Längsachse (X) herum montiert ist.
  12. Anordnung nach einem der Ansprüche 6 bis 11, bei der die erste Tür (18) bezüglich des ersten Flanschs um ein Scharnier (30) mit einer Achse (Y) orthogonal zur Längsachse (X) angelenkt ist, und bei der die vierten Mittel (D) wenigstens ein Ritzel umfassen, das in einen anderen Zahnbetätigungssektor (48.4) des Steuerkranzes (48) eingreift, wobei das Ritzel mit dem Scharnier (30) gekoppelt ist, wobei die Drehverlagerung des Steuerkranzes (48) eine Drehung der ersten Tür (18) um das Scharnier (30) bewirkt.
  13. Anordnung nach einem der Ansprüche 6 bis 12, bei der die Betätigung der zweiten (B), der dritten (C) und der vierten (D) Mittel im Hinblick auf eine dichte Verbindung zwischen den zwei geschlossenen Volumina durch eine unidirektionale Drehung des Steuerkranzes (48) erhalten wird.
  14. Anordnung nach einem der Ansprüche 6 bis 13, bei der die erste Betätigungsvorrichtung auch die zweite Betätigungsvorrichtung bildet, und/oder die ersten und/oder die zweiten Betätigungsmittel motorisiert sind, und/oder die Anordnung ein System zum axialen Halt des zweiten Flanschs (26) an dem ersten Flansch (18) vor der Verbindung durch die ersten Mittel (A) umfasst.
  15. Anordnung nach einem der Ansprüche 1 bis 14, bei der die ersten Mittel (A) einen Verbindungskranz (100) umfassen, der drehbeweglich bezüglich des ersten Flanschs (18) um die Längsachse (X) herum montiert ist, und Bajonettverbindungsmittel umfassen, um den zweiten Flansch (26) bezüglich des ersten Flanschs (18) zu immobilisieren.
  16. Verfahren zur dichten Verbindung eines ersten geschlossenen Volumens und eines zweiten geschlossenen Volumens, das die Anordnung nach einem der Ansprüche 1 bis 15 verwendet, sowie ein zweites geschlossenes Volumen, umfassend einen zweiten Flansch und eine zweite Tür, die eine zweite Öffnung dicht verschließt, die durch den zweiten Flansch begrenzt ist, umfassend die Schritte:
    - Inkontaktbringen der ersten und der zweiten Tür,
    - Verbinden des ersten und des zweiten Flanschs,
    - Verbinden der ersten und der zweiten Tür und automatisches Verriegeln der ersten und der zweiten Tür durch die Verbindung,
    - Entriegeln der zweiten Tür bezüglich des zweiten Flanschs,
    - Entriegeln der ersten Tür bezüglich des ersten Flanschs,
    - Öffnen des Durchgangs zwischen dem ersten und dem zweiten geschlossenen Volumen.
  17. Verfahren zur dichten Trennung eines ersten geschlossenen Volumens und eines zweiten geschlossenen Volumens, das die Anordnung nach einem der Ansprüche 1 bis 15 verwendet, sowie ein zweites geschlossenes Volumen, umfassend einen zweiten Flansch und eine zweite Tür, die eine zweite Öffnung dicht verschließt, die durch den zweiten Flansch begrenzt ist, umfassend die Schritte:
    - Schließen des Durchgangs zwischen dem ersten und dem zweiten geschlossenen Volumen,
    - Verriegeln der ersten Tür bezüglich des ersten Flanschs,
    - Verriegeln der zweiten Tür bezüglich des zweiten Flanschs,
    - automatisches Entriegeln zwischen der ersten und der zweiten Tür durch Trennen der ersten und der zweiten Tür,
    - Beabstanden der ersten und der zweiten Tür voneinander.
EP14759136.6A 2013-09-03 2014-09-01 Vorrichtung zur bereitstellung einer fluiddichten verbindung mit verbesserter betriebssicherheit Active EP3042382B1 (de)

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FR1358410A FR3010119A1 (fr) 2013-09-03 2013-09-03 Dispositif de connexion etanche a securite de fonctionnement amelioree
PCT/EP2014/068479 WO2015032713A1 (fr) 2013-09-03 2014-09-01 Dispositif de connexion etanche a securite de fonctionnement amelioree

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CN105518803A (zh) 2016-04-20
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JP6479012B2 (ja) 2019-03-06
US20160201382A1 (en) 2016-07-14
FR3010119A1 (fr) 2015-03-06
CN105518803B (zh) 2018-09-07
AU2014317255B2 (en) 2019-02-14
RU2664779C2 (ru) 2018-08-23

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