EP0747559B1 - Winde - Google Patents

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Publication number
EP0747559B1
EP0747559B1 EP96401174A EP96401174A EP0747559B1 EP 0747559 B1 EP0747559 B1 EP 0747559B1 EP 96401174 A EP96401174 A EP 96401174A EP 96401174 A EP96401174 A EP 96401174A EP 0747559 B1 EP0747559 B1 EP 0747559B1
Authority
EP
European Patent Office
Prior art keywords
axis
rotation
winch
pawl
arm lever
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.)
Expired - Lifetime
Application number
EP96401174A
Other languages
English (en)
French (fr)
Other versions
EP0747559A1 (de
Inventor
Erhard Rothgangl
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP0747559A1 publication Critical patent/EP0747559A1/de
Application granted granted Critical
Publication of EP0747559B1 publication Critical patent/EP0747559B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • A62C2/24—Operating or controlling mechanisms
    • A62C2/246—Operating or controlling mechanisms having non-mechanical actuators
    • A62C2/247—Operating or controlling mechanisms having non-mechanical actuators electric
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/72—Power-operated mechanisms for wings with automatic actuation responsive to emergency conditions, e.g. fire
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/02—Closers or openers for wings, not otherwise provided for in this subclass gravity-actuated, e.g. by use of counterweights
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/214—Disengaging means
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/218—Holders
    • E05Y2201/22—Locks
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/23—Actuation thereof
    • E05Y2201/244—Actuation thereof by manual operation
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/23—Actuation thereof
    • E05Y2201/246—Actuation thereof by auxiliary motors, magnets, springs or weights
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/404—Function thereof
    • E05Y2201/422—Function thereof for opening
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/46—Magnets
    • E05Y2201/462—Electromagnets
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/50—Weights
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/60—Suspension or transmission members; Accessories therefor
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/644—Flexible elongated pulling elements
    • E05Y2201/654—Cables
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/60—Suspension or transmission members; Accessories therefor
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/658—Members cooperating with flexible elongated pulling elements
    • E05Y2201/664—Drums
    • 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
    • E05Y2900/148—Windows

Definitions

  • the object of the invention is a winch intended in particular for close and open the mobile ventilation opening panels.
  • a winch containing a load-bearing structure to which is fixed in rotation of a stool whose axis is parallel to the fixing plane of the winch on the wall.
  • a cable which passes through a pulley system and is used to open and close the movable panel of the ventilation opening.
  • the drum is connected to a worm wheel coupled with a worm screw.
  • the axis of the worm is fixed in a bracket which can be tilted relative to the worm wheel.
  • the caliper is locked in the clutch position using a lever to an arm held by a flat spring.
  • To disengage the system we uses a two-arm lever locked in the clutch position by a second flat spring.
  • the clutch is released by overcoming the resistance of said second spring by the action on a push button manual.
  • the declutching can also take place under the action of a electromagnet, using an additional lever.
  • the invention proposes a new winch according to the part Characterizing of claim 1.
  • the winch according to the invention also contains a drum with coiled cable, drum housed in a carcass and driven by a worm wheel secured to it and coupled with a worm screw, fixed in a tilting stirrup and driven using a crank.
  • the caliper is held in the clutch position by means of a ratchet.
  • the essence of the solution according to the invention consists in that the declutching system is constituted by a lever with two arms, intended for manual or pneumatic action and whose axis of rotation belongs to the space limited by two planes parallel, perpendicular to the fixing surface of the winch and crossing one - the axis of rotation of the worm wheel, the other - the axis of inclination of the caliper.
  • the axis of rotation of the two-arm lever is preferably identical to the axis of rotation of the caliper.
  • the winch can have, as an option, in the declutching system, a one-arm lever intended for an electromagnetic action, located on a plane parallel to the main surface of the two-arm lever and having an axis of rotation identical to the axis screw wheel rotation
  • the two-arm lever releasing the pawl has a support element for pneumatic disengagement, an element capable of being pushed by the piston rod of the pneumatic cylinder whose cylinder is fixed to the bearing construction.
  • the two-arm lever also has a manual release element, located opposite the pneumatic release support element.
  • the lever with one arm has a fork recess on the side of the axis of rotation and the second end of the lever with one arm has a lug capable of working with a locking plate which constitutes the intermediate element between the lever with one arm and the electromagnet.
  • the locking plate is fixed in rotation on the support of the electromagnet, support fixed to the supporting construction, and has two perpendicular surfaces between them, one of which constitutes a support for the lever with one arm and the other has a frame. , likely to work with the electromagnet.
  • the locking plate has a small spring fixed at one end to the locking plate and at the other end to the support of the electromagnet.
  • the elastic element which pulls the lever with one arm up to the position of action on the lever with two arms and until the release of the pawl by the lever with two arms consists of the helical spring, fixed by one end to the lever on one arm and on the other end with hook on the supporting structure.
  • the tilting pawl, supporting the stirrup is held in the clutch position by an elastic element constituted by the helical spring.
  • the elastic element which pulls the lever to the disengaged position consists of a helical spring, fixed at one end to the stirrup and at the other end to the hook on the supporting structure and located obliquely, at an angle acute, relative to the axis of the worm.
  • the worm is fixed in a tilting bracket whose axis of rotation is located in a space limited by two parallel planes, perpendicular to the fixing surface of the winch and passing through one - l one axis of rotation of the worm wheel, the other - the axis of rotation of the worm in the clutch position.
  • the worm is tightened to the worm wheel in the clutch position by a tilting pawl supporting the stirrup and having an extension arm in the form of a lever with two arms perpendicular to each other.
  • the element releasing the pawl is a second lever with two arms perpendicular to each other and whose axis of rotation is identical with the axis of rotation of the stirrup.
  • the stirrup has a lug with a bearing surface, located opposite, along the diagonal, relative to the axis of rotation of the stirrup.
  • the pawl fixed in rotation on its axis, has the shape of a U-shaped profile and is equipped with rollers fixed inside the profile and pressing on the bearing surface of the lug of the stirrup.
  • the worm is fixed in a tilting bracket whose axis of rotation is located outside the space limited by two parallel planes, perpendicular to the fixing surface of the winch and passing through the 'one - the axis of rotation of the worm wheel, the other - the axis of rotation of the worm in the clutch position.
  • the worm is tightened to the worm wheel in the clutch position by a tilting pawl supporting the stirrup and having an extension arm in the form of a lever with one arm.
  • the element which releases the pawl is a lever with two arms located in line.
  • the pawl has the shape of a U-shaped profile connected to a T-shaped profile and is fixed, with the extension arm, in rotation on the axis formed by a bolt.
  • the pawl has two perpendicular bearing surfaces, one of which is defined by the front surface of the U-shaped profile and the other by the front surface of one of the arms of the T-shaped profile, this arm being located parallel to the mentioned front surface of the U-profile.
  • the stirrup has rollers pressing on the bearing surfaces of the pawl, the axis of rotation of the rollers being situated perpendicular to the axis of rotation of the worm.
  • the advantage of the solution according to the invention consists in simplicity of construction and the resulting infallibility of clutch and clutch of the worm gear system and the worm wheel.
  • the declutching system can be composed choice which allows to create different versions of the winch: with manual declutching, with manual and pneumatic declutching, with declutching manual and electromagnetic or with manual, pneumatic and electromagnetic.
  • figure no 1 represents the winch seen from side
  • figure no 2 the winch seen in longitudinal section
  • figure no 3 the winch seen from above
  • figure no 4 the lever with two arms seen from the side
  • figure no 5 the lever with one arm seen from the side
  • the figure no 6 the locking plate seen from the side
  • figure no 7 - a version of the winch seen from the side
  • figure no 8 this same version in longitudinal section.
  • the drum 4 In the box 1 of the winch containing the supporting construction 2, is rotatably fixed in the carcass 3 the drum 4 with the cable wound 5 passing through the sleeve 6.
  • the drum 4 is connected to the screw wheel without end 7 fixed on the same axis as this and working with the screw worm 8.
  • the axis of worm 8 has a hexagonal bit the crank.
  • the worm 8 is fixed in rotation in the stirrup 9.
  • the stirrup 9 is mounted in a tiltable manner relative to the worm wheel 7.
  • the axis of rotation of the stirrup 9 is located in the space limited by two parallel planes, perpendicular to the plane of attachment of the winch and through, one - the axis of rotation of the worm wheel 7, the other - the axis of rotation of the worm 8 in the clutch position.
  • the stirrup 9 has a lug 10 with the bearing surface "a", located opposite, along the diagonal, with respect to the axis of rotation of the stirrup 9.
  • the axis of rotation of the bracket 9 is constituted by bolt 11.
  • the worm 8, fixed in the tilting stirrup 9, is tightened to the worm wheel 7 in the clutch position using a tilting ratchet 12 supporting the stirrup 9 by the bearing surface "a" of lug 10.
  • the pawl 12 is mounted on the bolt 13 which constitutes its axis of rotation.
  • the pawl 12 is constituted by the U-shaped section with the extension arm 14.
  • the extension arm 14 of the pawl 12 has the form of a lever with two arms perpendicular to each other.
  • the pawl 12 has rollers 15, fixed inside, pressing on the bearing surface "a" of the lug 10 of the caliper 9.
  • the axis of rotation of the rollers 15 is located perpendicular to the axis of rotation of the worm 8.
  • the pawl 12 is held in the clutch position by the elastic element which consists of the first helical spring 16.
  • the elastic element which pulls the stirrup 9 up to the declutching position consists of the second helical spring 17, fixed by one end to the stirrup 9 and by the other end to the supporting construction 2, and located obliquely, at an acute angle, relative to the axis of the worm 8.
  • On the axis 18 is located in a tiltable manner the lever 19 with two arms, the end of which rests on the extension arm 14 of the pawl 12.
  • the lever 19 with two arms has the shape of a flat with the arms perpendicular between them.
  • the axis 18 of rotation of the lever 19 with two arms is identical with the axis of rotation of the stirrup 9.
  • the extension arm 14 and the lever 19 constitute a system of two two-arm levers in the shape of the letter L.
  • the lever 19 with two arms which releases the pawl 12 via the extension arm 14 has a support element 20 whose surface is perpendicular to the main surface of the lever 19 and whose edge is preferably parallel to the main edge of the dish.
  • the support element 20 can work with the piston rod 21 of the pneumatic cylinder, the cylinder 22 of which is fixed to the supporting construction 2.
  • the lever 24 can be fixed to one arm, the axis of rotation of which is identical to the axis of rotation of the wheel to worm 7 which can actuate the support element 20 of the lever 19.
  • the elastic element which pulls the lever 24 with one arm up to the position of action on the lever 19 with two arms consists of the third helical spring 25 fixed at one end to the lever to an arm 24 and at the other end to the hook in the supporting construction 2.
  • the lever 24 with one arm has a fork recess "b" on the side of the axis of rotation.
  • the second end of the lever 24 with one arm has a lug 26 capable of working with the locking plate 27.
  • the locking plate 27 has two surfaces perpendicular to each other. It constitutes an intermediate element between the lever 24 with one arm and the electromagnet 29.
  • the locking plate 27 is situated in rotation on the support 28 of the electromagnet 29, fixed to the supporting construction 2.
  • One of the surfaces of the locking plate 27 constitutes the support for the lever 24 with one arm and the other has a frame 30 working with the electromagnet 29.
  • the elastic element which pulls the locking plate 27 up to the position allowing the clutch consists of a small helical spring 31, fixed by one end to the locking plate 27 and by the other to the support 28 of the electromagnet 29.
  • the element 23 of the lever 19 After pulling towards you, by hand, the element 23 of the lever 19 with two arms, the second end of the lever presses on the extension arm 14 of the pawl 12, overcoming the resistance of the first spring 16.
  • the pawl 12 rotates on the bolt 13 and its rollers 15 move away from the bearing surface "a" of the lug 10.
  • the stirrup 9 turns on the bolt 11 and moves away from the worm wheel 7.
  • the disengaging of the worm system 8 and the worm wheel 7 then takes place. Thereafter, the cable 5 can unwind freely from the drum 4, releasing the blockage of the ventilation opening panel.
  • the ventilation opening panel opens, for example under the action of a gas spring.
  • the piston rod 21 presses on the support element 20 of the lever 19 with two arms which, by turning, releases via the extension arm 14 the pawl 12, which disengages the worm gear system 8 and the worm wheel 7.
  • the electromagnet 29 which can be mounted on the winch at the same time as the lever 24 with one arm and the locking plate 27, after the interruption of the current, the armature 30 of the plate lock 27 is released and the lug 26 of the lever 24 to one arm is released. Under the action of the third spring 25 takes place the rotation of the lever 24 with one arm and the recoil of the locking plate 27.
  • the lever 24 with one arm by pressing on the support element 20 of the lever 19 in two arm, in turn causes rotation of the lever 19 with two arms and, by means of the extension arm 14 of the pawl 12, the disengagement of the worm screw system 8 and the worm wheel 7.
  • the locking plate 27 remains in the retracted position, under the action of the small spring 31, which allows the clutch to be engaged again.
  • the worm gear 8 and the worm wheel 7 are again clutched using the crank after having overcome the resistance of the second spring 17.
  • the winch declutching system can be composed as desired. he contains, in each case, the lever 19 with two arms working with the extension arm 14 of the pawl 12.
  • the system can include the pneumatic declutching elements, constituted by the cylinder 22 and the piston rod 21 of the pneumatic cylinder as well as the power supply or the electromagnetic clutch release components of the electromagnet 29, of the lever 24 with one arm and of the plate of locking 27. It is possible to mount the elements at the same time pneumatic and electromagnetic clutch release.
  • the element which releases the stirrup 109 from the worm 108 to the declutching position consists of a lever 119 with two arms located in line, fixed on the axis 118.
  • the axis 118 of rotation of the lever 119 with two arms is located in the space limited by two parallel planes, perpendicular to the fixing surface of the winch and crossing the axis of rotation of the worm wheel 107 as well as the 'axis of the inclination of the stirrup 109, constituted by the bolt 111.
  • the end of the lever 119 with two arms rests on the extension arm 114 of the pawl 112.
  • the lever 119 with two arms has a recess on the arm acting on the extension arm 114 of the pawl 112.
  • the stirrup 109 is closed by the connector 110.
  • the stirrup 109 is fixed in a tilting manner relative to the worm wheel 107 on the bolt 111.
  • the worm 108 fixed in the tilting stirrup 109 is tightened to the worm wheel 107 by the tilting pawl 112 supporting the connector 110 of the stirrup 109.
  • the pawl 112 is located on the bolt 113 which constitutes its axis of rotation.
  • the pawl 112 is constituted by the U-shaped profile connected with the T-profile which partially closes it.
  • the pawl 112 has two perpendicular bearing surfaces, one of which is defined by the front surface "a1" of the U-profile and the other by the front surface "a2" of one of the arms of the T-profile , arm located parallel to the front surface "a1".
  • On the bolt 113 is fixed the lever arm 114 in the form of a lever to an arm working with the pawl 112.
  • the pawl 112 works with the rollers 115 fixed in the connector 110 and which, in the clutch position, are blocked by the bearing surfaces "a1” and "a2” of the pawl 112.
  • the axis of rotation of the rollers 115 is located perpendicularly to the axis of rotation of the endless screw 108.
  • the pawl 112 is held in the clutch position by the elastic element constituted by the first helical spring 116.
  • the disengaging of the winch takes place in a manner analogous to the first version, with use of the lever with one arm 124.
  • the declutching system can be made up as desired also in the case of this second version. It contains, in each case, the lever 119 with two arms working with the extension arm 114.
  • the system can include the elements of the pneumatic clutch or the elements of the electromagnetic clutch. It is also possible to mount the pneumatic and electromagnetic release elements at the same time.

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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Jib Cranes (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
  • Braking Arrangements (AREA)

Claims (14)

  1. Winde zum Schließen und Öffnen von beweglichen Klappen von Lüftungsöffnungen, enthaltend das die Trommel (4) mit aufgewickeltem Seil (5) einschließende Gehäuse (1), die im Körper (3) gelagerte Trommel, welche durch das mit ihr verbundene Schneckenrad (7) und die mit ihm in Verbindung stehende Schnecke (8) angetrieben wird, die im schwenkbaren Bügel (9) gelagerte und mit einer Handkurbel angetriebene Schnecke (8), welche durch einen Satz von Hebeln und Federn mit dem Schneckenrad (7) in Eingriff gebracht und aus dem Eingriff gelöst wird, weiter enthaltend das erwähnte, im eingekuppelten Zustand mittels der Sperrklinke (12) gehaltene Schneckenrad (8) und die auskuppelnde und den zweiarmigen Hebel (19) umfassende Baugruppe, dadurch gekennzeichnet, dass die Drehachse (18) dieses zweiarmigen Hebels (19) zum durch zwei parallele und zur Windenbefestigungsfläche senkrechte Flächen begrenzten Raum gehört, wobei eine dieser Flächen die Achse des Schneckenrads (7) und die zweite die Schwenkachse des Bügels (9) enthält.
  2. Winde gemäss Patentanspruch 1 gekennzeichnet dadurch, dass die Drehachse (18) des zweiarmigen Hebels mit der Schwenkachse des Bügels (9) zusammenfällt.
  3. Winde gemäss Patentanspruch 1 oder 2 gekennzeichnet dadurch, dass die auskuppelnde Baugruppe zusätzlich den einarmigen Hebel (24) enthält, der in einer parallel zur Hauptfläche des zweiarmigen Hebels (19) befindlichen Fläche liegt und dessen Drehachse sich mit der Drehachse des Scheckenrads (7) deckt.
  4. Winde gemäss jedem der Patentansprüche 1 bis 3 dadurch gekennzeichnet, dass der die Sperrklinke (12) lösende zweiarmige Hebel (19) ein zum pneumatischen Auskuppeln dienendes Stützelement (20) hat, welches mit der Kolbenstange (21) des Druckluftstellers mit an der tragenden Stütze (2) befestigtem Zylinder (22) zusammenwirkt und das zum manuellem Auskuppeln dienendes Element (23) aufweist, welches sich gegenüber dem Stützelement (20) befindet.
  5. Winde gemäss jedem der Patentansprüche 1 bis 4 dadurch gekennzeichnet, dass der einarmige Hebel (24) seitens der Drehachse ein gabeliges Endstuck ("b") besitzt und am anderen Ende einen Vorstand (26) aufweist, der mit der Schnappplatte (27) zusammenwirkt, die ein Bindeglied zwischen dem einarmigen Hebel (24) und dem Elektromagnet (29) bildet.
  6. Winde gemäss Patentanspruch 5 dadurch gekennzeichnet, dass die Schnappplatte (27) drehbar an der Konsole (28) des an der Tragstütze (2) befestigten Elektromagnets (29) angebaut ist und zwei gegeneinander senkrechte Flächen aufweist, von denen eine die Abstützung des einarmigen Hebels (24) bildet und die zweite mit dem Anker (30) für den Elektromagnet (29) versehen ist, und außerdem die Schnappplatte mit der Feder (31) verbunden ist, die am einem Ende an der Schnappplatte (27) und am zweiten Ende an der Konsole (28) des Elektromagnets (29) befestigt ist.
  7. Winde gemäss Patentanspruch 5 oder 6 dadurch gekennzeichnet, dass der den einarmigen Hebel (24) in die Einwirkungslage zum zweiarmigen Hebel (19) ziehende und zum Lösen der Sperrklinke (12) durch den zweiarmigen Hebel (19) dienende elastische Bauteil eine Spiralfeder (25) ist, die an einem Ende am einarmigen Hebel (24) und am anderen am Daumen der Tragstütze (2) befestigt ist.
  8. Winde gemäss jedem der Patentansprüche 1 bis 7 dadurch gekennzeichnet, dass die den Bügel (9) abstützende ausschwenkbare Sperrklinke (12) in der eingekuppelten Stellung durch einen elastischen Bauteil gehalten wird, den die erste Spiralfeder (16) bildet und das der elastische Bauteil zum Abziehen des Bügels (9) in die ausgekuppelte Lage eine zweite Spiralfeder (17) ist, die an einem Ende am Bügel (9) und am arideren Ende am Daumen der Tragstütze (2) befestigt und im scharfen Winkel gegenüber der Schneckenachse (8) geneigt ist.
  9. Winde gemäss jedem der Patentansprüche 1 bis 8 dadurch gekennzeichnet, dass die Schnecke (8) im schwenkbaren Bügel (9) gelagert ist, dessen Drehachse innerhalb des durch zwei parallele und zur Windenbefestigungsfläche senkrechte Flächen gebildeten Raum liegt, wobei eine dieser Flächen die Drehachse der des Schneckenrads (7) und die zweite die Drehachse der Schnecke (8) im eingekuppelten Zustand enthält, und dabei die Schnecke (8) an das Schneckenrad (7) in eingekuppelter Stellung durch die den Bügel (9) unterstützende, ausschwenkbare Klinke (12) gedrückt wird, wobei die Sperrklinke einen Ausleger (14) in Gestalt eines zweiarmigen Hebels mit gegeneinander senkrechten Armen aufweist, dagegen das die Klinke (12) lösende Element der zweiarmige Hebel (19) mit gegenseitig senkrechten Armen ist, dessen Drehachse (18) sich mit der Drehachse des Bügels (9) deckt.
  10. Winde gemäss Patentanspruch 9 dadurch gekennzeichnet, dass der Bügel (9) einen Vorstand (10) mit einer Stützfläche (a) aufweist, die diagonal gegenüber der Drehachse des Bügels (9) liegt.
  11. Winde gemäss jedem der Patentansprüche 9 und 10 dadurch gekennzeichnet, dass die Klinke (12) die Gestalt eines U-Profils hat und mit im Inneren des U-Profils befindliche Rollen (15) ausgestattet ist, die mit der Stützfläche (a) des Vorstands (10) des Bügels (9) zusammenwirken, wobei die Klinke drehbar auf der Achse (13) sitzt.
  12. Winde gemäss jedem der Patentansprüche 1 bis 8 dadurch gekennzeichnet, dass die Schnecke (108) im schwenkbaren Bügel (109) gelagert ist, dessen Drehachse außerhalb des durch zwei parallele Flächen begrenzten Raumes liegt, die senkrecht zur Befestigungsfläche der Winde stehen und von denen eine die Drehachse des Schneckenrads (107) und die zweite die Drehachse der Schnecke (108) in eingekuppelter Lage enthält, wobei die Schnecke an das Schneckenrad (107) in eingekuppelter Lage durch eine schwenkbare Klinke (112) gedrückt wird, die den Bügel (109) abstützt und einen Ausleger (114) in Gestalt eines einarmigen Hebels aufweist, dagegen der die Klinke (122) losende Bauteil ein Hebel (119) mit gegenseitige Verlängerungen bildenden Armen ist.
  13. Winde gemäss Patentanspruch 12 dadurch gekennzeichnet, dass die Klinke (112) die Gestalt eines mit einem T-Profil verbunden U-Profils aufweist und samt dem Ausleger (114) drehbar auf einer durch den Bolzen (113) gebildeten Achse sitzt, wobei die Klinke (112) zwei gegenseitig senkrechte Druckflächen hat, von denen eine durch die Stirn ("a1") des U-Profils und die zweite durch die Stirn ("a2") eines der Arme des T-Profils gebildet wird und der letztgenannte Arm parallel zur erwähnten Stirn ("a1") des U-Profils liegt.
  14. Winde gemäss jedem der Patentansprüche 12 und 13 dadurch gekennzeichnet, dass der Bügel (109) mit Rollen (115) versehen ist, deren Drehachse senkrecht zur Drehachse der Schnecke (108) gerichtet ist und die sich auf den Stützflächen ("a1"), ("a2") der Klinke (112) bewegen.
EP96401174A 1995-06-07 1996-05-31 Winde Expired - Lifetime EP0747559B1 (de)

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PL10279995 1995-06-07
PL10279995 1995-06-07
PL10382495 1995-11-30
PL10382495 1995-11-30

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EP0747559A1 EP0747559A1 (de) 1996-12-11
EP0747559B1 true EP0747559B1 (de) 2002-05-15

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FR2778648B1 (fr) * 1998-05-15 2000-08-04 Materiel Et Outillage Rationne Treuil pour la traction d'un cable d'un ensemble tel qu'ouvrant, dispositif de securite et installation munis du treuil
CN112697106B (zh) * 2020-12-21 2023-03-28 西北工业大学 一种吊放绞车用电缆缆位倾斜角实时测量装置

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FR2605620B1 (fr) * 1986-10-24 1989-06-23 Dupuy Claude Treuil pour le deplacement automatique d'un panneau mobile

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EP0747559A1 (de) 1996-12-11
ATE217676T1 (de) 2002-06-15
HU9600152V0 (en) 1996-07-29
BG100601U (en) 1997-04-30
HU1479U (en) 1999-01-28
BG207Y1 (bg) 1998-03-31
DE69621187D1 (de) 2002-06-20
CZ5411U1 (cs) 1996-11-27

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