Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
  • E05D15/00—Suspension arrangements for wings
  • E05D15/02—Suspension arrangements for wings for revolving wings
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
  • E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
  • E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
  • E05C17/46—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means in which the wing or a member fixed thereon is engaged by a movable fastening member in a fixed position; in which a movable fastening member mounted on the wing engages a stationary member
  • E05C17/52—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means in which the wing or a member fixed thereon is engaged by a movable fastening member in a fixed position; in which a movable fastening member mounted on the wing engages a stationary member comprising a snap, catch, or the like
• • 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
  • E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
  • E06B11/08—Turnstiles; Gates for control of entry or exit of persons, e.g. in supermarkets
• • 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
  • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
  • E06B3/90—Revolving doors; Cages or housings therefor
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
  • E05Y2900/13—Type of wing
  • E05Y2900/132—Doors
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/40—Application of doors, windows, wings or fittings thereof for gates

Definitions

• Safety device for a device which can be pivoted or rotated about an axis
• the present invention relates to a
• Safety device for a device pivotable or rotatable about an axis as described in claim 1.
• Twisting the device This applies in particular to door leaves and revolving doors with pivoting rotating leaves, in which the proposed securing device can be used as a storm protection device.
• At least one anti-rotation sensor on each wing is intended to prevent the wing from opening due to wind loads.
• Wind pressure protection has the disadvantage that due to the Frictional wear of the slip clutches the setting at which they are supposed to trigger cannot be maintained in the long term and the setting value thus decreases in an uncontrolled manner.
• toothed clutches since these are usually pressed against one another by disc springs or similar springs and can only be disengaged if the spring force is overcome. An exact setting of a preselected value is also not possible.
• Clutch i.e. it is no longer possible, for example, to turn a revolving door when the safety device is switched on.
• the proposed fuse should in particular damage to the bearing parts and / or the glass parts of the
• Prevent device whereby it should be ensured that the proposed safety device does not prevent actuation of the device in dangerous situations.
• Stop device on the holding device predetermined force has reached such a size that a pivoting of the device is made possible.
• the device is pivoted by a
• Device arranged and. especially firmly attached to the device.
• the stop device cooperates with the holding device regardless of the direction of rotation of the device, so that the forces acting on the axis of the device from different directions
• Safety device is effective. A pivoting of the device is accordingly prevented, regardless of whether, for example, a wind pressure makes a right turn, for example one
• the stop device has at least two stop points, the directional independence of the acting forces can be established in a simple manner.
• the attachment points are advantageously spaced apart from one another in order to allow a limited, free play of the device between the attachment points. Due to this play or the resulting activation angle, the device is not firmly clamped by the securing device, but allows unimpeded pivoting of the device by a limited distance, so that, for example, in
• the holding device can be swung away from the stop device without any special effort, in order to thereby pivot the device
• the holding device automatically swings away from the stop device, so that damage is prevented by the now possible pivoting of the device.
• the attachment points are as cams of a cam disk
• stop points are preferably curved or rounded, a certain stop point does not have to be suddenly overcome, as would be the case, for example, with an edge-like configuration of the stop surfaces.
• this is preferably from the axis of the Device, for example from the axis of one
• the stop device is preferably a stop pin, in particular in the form of a roller, which is arranged on the holding device.
• the stop pin is preferably a stop pin, in particular in the form of a roller, which is arranged on the holding device.
• the stop pin is arranged between the stop points.
• the desired activation angle of the holding device turns out to be the distance that the roller between the system on the respective cam
• the stop pin is advantageously arranged at a distance from the stop device.
• Such a holding device ensures, for example, that at least part of the
• Holding device can pivot away from the stop device, so that in order to pivot the device
• At least four articulation points are provided in the holding device, the start and end articulations of which are arranged so that they cannot move.
• the holding device thus represents a type of four-bar joint with two movable and two fixed joints.
• the holding device is preferably over one
• Clamping device in particular in the form of a tension spring, can be brought into contact with a first stop in order to
• the rest position represents the functional position of the holding device, the spring force of the tension spring only having to be so great that the holding device can be fed to the first stop.
• Holding device pivots to pivot the
• the spring force of the tension spring should not hinder the pivoting away of the holding device or a part of the holding device.
• At least part of the holding device is preferably held immovably in the rest position by an adjustable second stop in connection with the first stop.
• the adjustability of the second stop is preferably made possible in that the second stop consists of a movable stop part, in particular a bearing block, which is held pivotably via an immovable joint.
• the pivoting of the stop part can be controlled automatically via a pivoting device.
• the automatic pivoting of the stop part ensures that the holding device can be made ineffective if necessary, namely when the stop part is pivoted away from the individual part of the holding device.
• Such pivoting away of the stop part is particularly important in the event of danger, e.g. in case of fire, possible to
• the pivoting device preferably consists of a longitudinally displaceable, articulated to the stop part
• Intervention For example, with one Power interruption in the event of danger ensures that the stop part is not in contact with the holding device in order to override the holding device in the event of danger.
• the rod of the electric lifting magnet has a tension spring.
• the tension spring ensures that the stop part is always pivoted in the desired manner.
• a stop element in particular in the form of a pressure roller, is provided for holding the individual part of the holding device.
• the pressure roller works silently in interaction with the individual part of the holding device and can be brought into position with the individual part or pivoted away without substantial friction.
• Stop element in the engaged state of the stop part with the holding device is arranged in the region of the free end of the corresponding individual part of the holding device that even a slight displacement of the stop part due to an inactivity of the pivoting device overrides the holding device by the pivoting which is thus made possible. If, for example, the tension spring of the rod of the electric lifting magnet merely ensures that the stop part moves slightly away, this is sufficient to enable the holding device to pivot away from the stop part.
• the design of the stop element as a pressure roller also contributes to this. To ensure that the pivoting device is not pivoted towards the holding device when it is not in its rest position, the
• the pivoting device can only be activated when the stop pin of the holding device is arranged in the area between the stop points of the stop device.
• This additional securing can be made possible by means of a corresponding circuit, in which it is determined, for example with the aid of a sensor, that the stop pin is actually located in the area between the stop points of the stop device.
• the corresponding individual part of the holding device will rest against the first stop due to the tension spring, so that the movable stop part can hold its position to hold the corresponding individual part
• Swiveling device and the holding device avoided, which can occur when the swiveling device or the movable stop part is pivoted in contact with parts of the holding device and causes damage by the resulting contact.
• At least one further individual part of the holding device is preferably elastically deformable in its rest position by the predetermined force of the stop device
• Holding device is pivotable away from the stop device, which prevents pivoting of the device.
• a part of the holding device which is designed as a four-bar joint with a non-displaceable starting and end joint, is fixed, the four-bar joint or a part of the same only move in that another or further individual part of the holding device is deformable. Only through this configuration it is possible that the part of the holding device
• Holding device can be pivoted away from the stop device, which prevents the pivoting of the device itself.
• the further individual part is preferably an elastically deformable rod, in particular a compression spring rod.
• the compression spring rod remains stable against lateral buckling and can only reliably in
• the spring force of the compression spring rod is advantageously adjustable, in particular automatically adjustable. This allows the force at which the holding device in
• the proposed securing device can thus be used in a wide variety of rotatable or pivotable devices.
• the predetermined force can also be changed after assembly.
• the spring force of the compression spring rod can be adjusted in a simple manner by means of a clamping bolt, which can be adjusted in particular by means of an Allen screw or a linear motor.
• the holding device is an advantageous one
• the tension spring which is the
• the area of the connection point is the most favorable area for a force application to guide the holding device into its rest position.
• the figure shows a top view of the structure of the
• a safety device 2 with an axis of a rotatable device 4, for example a revolving door, not shown.
• a stop device 6 Arranged at a distance from the axis 2 is a stop device 6 in the form of a cam disk 14.
• the stop device 6 has two stop points spaced apart from one another in the form of cams 10 and 12, the stop surfaces 16, 18 of the cams 10, 12 being of rounded design.
• a roller 20 of a holding device 8 is arranged in the area between the cams 10 and 12. The stop device 6 is firmly attached to the device 4.
• the holding device 8 is constructed in the manner of a four-bar linkage and consists of a plate 60 which has the roller 20 and is movably held via a fixed starting link 22.
• a joint 24 is attached to the plate 60
• Compression spring rod 52 articulated.
• the other end of the compression spring rod 52 opposite the joint 24 is also articulated to a lever 58 via a further joint 26.
• the lever 58 in turn is attached via a fixed end joint 28.
• the holding device 8 thus represents a four-bar joint, each consisting of a fixed start or end joint 22, 28 and two movable joints 24, 26 arranged in between. If the holding device 8 is not prevented from moving by any stop, the
• the holding device 8 To prevent the device 4 from pivoting about the axis 2, the holding device 8 must take certain measures
• Swinging out of the holding device 8 is prevented. Swinging out without a disability is considered as
• the holding device 8 is fixed via a first stop 32 and a second stop 34
• Holding device 8 is guided to the first stop 32 via a tension spring 30, which is arranged at the connection point between the plate 60 and the compression spring 52, the other end of the tension spring 30 being fixedly arranged on a pin 62, for example.
• the spring force of the tension spring 30 only has to be designed so that the tension spring 30 leads the holding device 8 securely up to a contact with the first stop 32.
• the anchor device 8 lies on a cantilever finger 64 on the first stop 32, which is designed, for example, as a bolt. Accordingly, there is a kind of pretensioning of the holding device 8 on the first stop 32 due to the tension spring 30. As can be seen from the figure, the first prevents
• Stop 32 a powerless pivoting away of the holding device 8 when the device 4 moves in the direction of arrow A.
• the roller 20 abuts the cam 12, the holding device 8 by the first
• Stop 32 initially prevents further rotation of the device 4 in the direction of arrow A.
• a second stop 34 is provided, which rests on the lever 58 in the region of the free end 50 of the lever 58 via a pressure roller 48 as a stop element.
• the holding device 8 is a
• Prevent predetermined force acting on the holding device 8 via the roller 20 If the force exceeds the predetermined force, at least part of the
• Dodge holding device 8 so that the roller 20 can slide over one of the two cams 10, 12, thereby
• Holding device 8 or a part of the holding device 8 is made possible by the compression spring rod 52 which, depending on the direction of rotation of the device 4, either compresses or pulls apart. For a certain amount of shortening or lengthening of the pressure rod 52, the roller 20 can one of the two cams 10, 12th exceed and thus allow the pivoting movement of the device 4.
• the setting of the spring force of the compression spring 52 takes place via a clamping bolt 54, which by means of a
• Allen screw 56 can be adjusted. However, it is also possible to operate the clamping bolt 54 via a linear motor, so that the adjustment of the spring force of the
• Compression spring 52 can be done automatically instead of manually.
• the holding device 8 must not hinder or complicate the pivoting of the device 4 in the event that a person is not recognized by the person, for example
• the second stop 34 is designed as a movable stop in order to allow the device 4 to pivot freely in the direction of the arrow B.
• the second stop 34 consists of a displaceable bearing block 36, at the end of which, facing the lever 58, a pressure roller 48 is fastened.
• Swinging away of the bearing block 36 is made possible by a rod 42 which is connected to it in an articulated manner.
• the rod 42 is part of a pivoting device 40, which from the aforementioned rod 42 and an electric solenoid 44.
• the electric lifting magnet only moves the rod 42 in the direction of the lever 58 in the activated state, so as to bring the bearing block 36 or the pressure roller 48 into engagement with the lever 58.
• An extension of the rod 42 only in the activated state of the electric solenoid 54 is therefore provided that in the event of a power failure
• Electric solenoid 44 is by a tension spring 46
• the pressure roller 48 is like this
• the center of the pressure roller 48 is only a short distance from the free end 50 of the lever 58. As soon as pressure is exerted on the free end 50 of the lever 58 on the pressure roller 48 and the latter moves only a little in the direction of the electric lifting magnet 44, the holding device 8 can be pivoted without force by being at the
• the electric lifting magnet 44 can only be activated when the roller 20 is located between the cams 10 and 12. This can be ensured by a simple circuit with, for example, a sensor.
• the roller 20 is arranged at a distance from the stop device 6 or the cam disk 14.
• the activation angle resulting from the spacing of the cams 10 and 12 ensures that the
• Device 4 is not held completely immobile by the holding device 8.
• the device 4 can start moving a certain amount before the bearing pin 20 hits the cam 12.
• the device 4 can be accelerated and a greater force can be exerted on the holding device 8 and thus the device 4 can also be pivoted in an emergency in spite of the activated holding device 8. This applies equally to the case that the second stop 34 cannot be pivoted out of the stop position with the lever 58 due to certain circumstances.
• the holding device 8 can be activated automatically via the electric lifting magnet 44.
• the second stop 34 it is not necessary for the second stop 34 to be brought into engagement with the lever 58. But as soon as a certain one
• the safety device can be activated via an electrical circuit by pivoting the bearing block 36 into its position shown in the figure.
• a detected wind speed can be used, for example, as a function of the distance or force, to adjust the linear motor for adjusting the spring force of the compression spring 52 via a wind meter

Landscapes

• Engineering & Computer Science (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Mechanical Engineering (AREA)
• Closing And Opening Devices For Wings, And Checks For Wings (AREA)
• Extensible Doors And Revolving Doors (AREA)
• Power-Operated Mechanisms For Wings (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=6418575

Family Applications (1)

Country Status (4)

Cited By (3)

Families Citing this family (4)

Citations (4)

• 1990
  • 1990-11-19 DE DE19904036881 patent/DE4036881A1/de active Granted
• 1991
  • 1991-11-19 WO PCT/EP1991/002183 patent/WO1992008865A1/de active IP Right Grant
  • 1991-11-19 JP JP4500295A patent/JP2652815B2/ja not_active Expired - Fee Related
  • 1991-11-19 EP EP91920457A patent/EP0511357B1/de not_active Expired - Lifetime

Patent Citations (4)

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