DE10204964A1 - Transmission for operating e.g. blinds or shutters, has end of drive shaft held inside sleeve by cylindrical catch part cooperating with radial bore in sleeve - Google Patents

Transmission for operating e.g. blinds or shutters, has end of drive shaft held inside sleeve by cylindrical catch part cooperating with radial bore in sleeve

Info

Publication number
DE10204964A1
DE10204964A1 DE10204964A DE10204964A DE10204964A1 DE 10204964 A1 DE10204964 A1 DE 10204964A1 DE 10204964 A DE10204964 A DE 10204964A DE 10204964 A DE10204964 A DE 10204964A DE 10204964 A1 DE10204964 A1 DE 10204964A1
Authority
DE
Germany
Prior art keywords
drive shaft
sleeve
bore
blind
power transmission
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.)
Withdrawn
Application number
DE10204964A
Other languages
German (de)
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.)
Gerhard Geiger GmbH and Co
Original Assignee
Gerhard Geiger GmbH and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gerhard Geiger GmbH and Co filed Critical Gerhard Geiger GmbH and Co
Priority to DE10204964A priority Critical patent/DE10204964A1/en
Publication of DE10204964A1 publication Critical patent/DE10204964A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
    • F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
    • F16D3/38—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
    • F16D3/382—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another constructional details of other than the intermediate member
    • F16D3/387—Fork construction; Mounting of fork on shaft; Adapting shaft for mounting of fork
    • 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
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68—Operating devices or mechanisms, e.g. with electric drive
    • 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
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68—Operating devices or mechanisms, e.g. with electric drive
    • E06B9/76—Operating devices or mechanisms, e.g. with electric drive using crank handles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
    • F16D1/108—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)

Abstract

The catch part (9) for releasably holding the opposite end of the drive shaft (6) to the blind in the working position is cylindrical-shaped and has a head (10) with a shape corresponding to that of the radial bore (4) in the sleeve (2) used to receive this end of the shaft. The catch part is held inside a radial blind-drilled hole (8) in the drive shaft by a spring (11). The diameter of the catch part is greater than that of the radial bore in the sleeve. The drive shaft is connected to the blind at one end and the other end is releasably held inside a sleeve connected to a crank.

Description

Die Erfindung betrifft eine Kraftübertragungsvorrichtung für die Betätigung z. B. einer Jalousie, Rolladen, etc. gemäß dem Oberbegriff des Anspruchs 1. The invention relates to a power transmission device for actuating z. B. a blind, roller shutters, etc. according to the preamble of claim 1.

Eine derartige Kraftübertragungsvorrichtung ist durch die DE-A1-198 07 050 bekannt, bei der als Sperrmittel eine ringförmige Einschnürung im Endbereich der in den Körper eingeführten Antriebswelle, eine in die Bohrung des Körpers eingesetzte Kugel und ein auf den Körper aufgeschobener, die Bohrung abdeckender Befestigungsring verwendet werden. Der Körper ist dabei Teil eines Kardangelenks. Eine derartige Sperrmittelanordnung hat die Nachteile, dass beim Auftreten größerer Scherkräfte die Antriebswelle aus dem Körper herausgerissen werden kann oder sich der Befestigungsring leicht lösen kann; beides kann auch zum Verlust der Kugel führen, so dass die mögliche Indstandsetzung mühsam ist. Such a power transmission device is described in DE-A1-198 07 050 is known in which an annular constriction in the end region as a blocking means the drive shaft inserted into the body, one in the bore of the body inserted ball and a hole pushed onto the body covering fastening ring can be used. The body is part of one Universal joint. Such a locking means arrangement has the disadvantages that when larger shear forces occur, the drive shaft out of the body can be torn out or the mounting ring can easily come loose; Both can also result in the loss of the bullet, making the possible Maintenance is tedious.

Die Aufgabe der Erfindung besteht darin eine Kraftübertragungsvorrichtung der im Oberbegriff des Anspruchs 1 genannten Art zu schaffen, die eine gegen Scherkräfte widerstandsfähige Sperrmittelanordnung aufweist. The object of the invention is a power transmission device in the preamble of claim 1 to create the one against Shear forces resistant barrier arrangement.

Diese Aufgabe wird mit den Merkmalen des Anspruchs 1 gelöst. This object is achieved with the features of claim 1.

Diese Kraftübertragungsvorrichtung hat die Vorteile, dass sie einfach aufgebaut ist, eine sichere Verbindung der Antriebswelle mit dem Körper ermöglicht, diese Verbindung leicht lösbar ist und keine Sperrmittelteile verloren gehen können. Gemäß einer weiteren Ausbildung der Erfindung ist das Sperrglied als Hülse und die Feder als Schraubenfeder ausgebildet, die in der Hülse aufgenommen ist. Dadurch wird Raum für die Anordnung der Feder geschaffen. This power transmission device has the advantages that it is simple in construction is, a secure connection of the drive shaft to the body enables this Connection is easily detachable and no locking agent parts can be lost. According to a further embodiment of the invention, the locking member is a sleeve and the spring is designed as a helical spring which is received in the sleeve. This creates space for the arrangement of the spring.

Gemäß einer weiteren Ausbildung der Erfindung ist die Einführungsöffnung des Körpers für die Antriebswelle angefast. Daher kann die Antriebswelle mit dem Sperrglied besonders leicht in den Körper eingeführt werden. According to a further embodiment of the invention, the insertion opening of the Chamfered body for the drive shaft. Therefore, the drive shaft with the Locking element can be inserted particularly easily into the body.

Gemäß einer weiteren Ausbildung der Erfindung ist die Bohrung im Körper durchgehend, so dass das Einrasten des Sperrglieds in den Körper bereits nach maximal einer halben Drehung des Körpers bzw. der Antriebswelle möglich ist. According to a further embodiment of the invention, the bore is in the body continuously, so that the locking member already snaps into the body a maximum of half a turn of the body or the drive shaft is possible.

Gemäß einer weiteren Ausbildung der Erfindung ist die Bohrung außen angefast. Das Einführen eines Stiftes in diese Bohrung zum Lösen der Verbindung wird daher erleichtert. According to a further embodiment of the invention, the bore is outside chamfered. Inserting a pin into this hole to release the connection is therefore relieved.

Die Erfindung wird nun anhand eines Ausführungsbeispiels näher erläutert. Es zeigen: The invention will now be explained in more detail using an exemplary embodiment. It demonstrate:

Fig. 1 einen Längsschnitt durch einen Teil einer Kraftübertragungsvorrichtung gemäß der Erfindung, wobei der Teil eine Antriebswelle und den oberen Abschnitt eines Kardangelenks umfasst, in das die Antriebswelle gerade eingesetzt wird, und Fig. 1 shows a longitudinal section through a part of a power transmission device according to the invention wherein the part is a drive shaft and the top portion includes a universal joint, in which the drive shaft is being used, and

Fig. 2 einen der Fig. 1 ähnlichen Längsschnitt mit am Kardangelenk verriegelter Antriebswelle. Fig. 2 is a longitudinal section similar to FIG. 1 with the drive shaft locked on the universal joint.

In den Figuren ist ein oberer Abschnitt 1 eines nicht weiter dargestellten Kardangelenks gezeigt, das in nicht dargestellter Weise (in der Zeichenebene nach unten) mit einer nicht dargestellten Handkurbel verbunden ist. Der Abschnitt 1 läuft nach oben in einen hülsenförmigen Körper 2 aus, der mit einem Gegenhaltebund 3 und einer darunter angeordneten, durchgehenden, radialen Bohrung 4 versehen ist. Eine Einführungsöffnung 5 des Körpers 2 für die Einführung einer Antriebswelle 6 ist angefast. Die Antriebswelle 6 ist in nicht dargestellter Weise mit einer Jalousie, Rolladen, etc. verbunden. Die durchgehende Bohrung 4 ist an ihren Außenöffnungen beidseitig angefast. Alternativ ist die Bohrung 4 nur einmal in der Wandung des Körpers 2 vorgesehen. In the figures, an upper section 1 of a universal joint, not shown, is shown, which is connected in a manner not shown (downwards in the plane of the drawing) to a hand crank, not shown. The section 1 runs upwards into a sleeve-shaped body 2 , which is provided with a counter-holding collar 3 and a continuous radial bore 4 arranged underneath. An insertion opening 5 of the body 2 for the insertion of a drive shaft 6 is chamfered. The drive shaft 6 is connected to a blind, roller shutters, etc. in a manner not shown. The through hole 4 is chamfered on both sides at its outer openings. Alternatively, the bore 4 is provided only once in the wall of the body 2 .

Im jalousiefernen Endbereich der Antriebswelle 6 ist eine radiale Sackbohrung 8 angeordnet, in die ein Sperrglied 9 gleitend sitzt. Das Sperrglied 9 ist hülsenförmig ausgebildet und hat einen runden Kopf 10, der in die Bohrung 4 passt und für die Aufnahme in dieser Bohrung vorgesehen ist. Dabei ist der Durchmesser des Sperrglieds 9 größer als der Durchmesser der Bohrung 4. In das hülsenförmige Sperrglied 9 ist eine Schraubenfeder 11 eingesetzt, die sich am Boden der Sackbohrung 8 abstützt. A radial blind bore 8 is arranged in the end region of the drive shaft 6 , in which a locking element 9 slides. The locking member 9 is sleeve-shaped and has a round head 10 which fits into the bore 4 and is provided for receiving in this bore. The diameter of the locking member 9 is larger than the diameter of the bore 4th In the sleeve-shaped locking member 9 , a coil spring 11 is inserted, which is supported on the bottom of the blind bore 8 .

In Fig. 1 ist der Zustand gezeigt, in dem die Antriebswelle 6 gerade in den Körper 2 eingesetzt wird. Die angefaste Einführungsöffnung 5 ermöglicht ein Gleiten des Sperrglieds 9 in die Sachbohrung 8 hinein. In Fig. 1 shows the state in which the drive shaft being inserted into the body 2 6. The chamfered insertion opening 5 enables the locking member 9 to slide into the material bore 8 .

In Fig. 2 ist der Zustand gezeigt, in dem der Kopf 10 des Sperrglieds 9 i~ die Bohrung 4 unter dem Druck der Schraubenfeder 11 eingerastet ist. Dabei schlägt das Sperrglied aufgrund des größeren Durchmessers von innen am Körper 2 an. Zum Lösen der Verbindung kann ein nicht dargestellter Stift verwendet werden, der aufgrund der Anfasung der Bohrung 7 leicht in diese eingeführt werden kann. Das Sperrglied wird dabei zurückgeschoben, und die Antriebswelle 6 kann dann aus dem Körper 2 herausgezogen werden. In Fig. 2 the state is shown in which the head 10 of the locking member 9 i ~ the bore 4 is locked under the pressure of the coil spring 11 . The locking member strikes the body 2 from the inside due to the larger diameter. A pin (not shown) can be used to release the connection, which can be easily inserted into the bore 7 due to the chamfering thereof. The locking member is pushed back, and the drive shaft 6 can then be pulled out of the body 2 .

Claims (5)

1. Kraftübertragungsvorrichtung für die Betätigung einer Jalousie, Rolladen, etc. mit einer mit der Jalousie, Rolladen, etc. verbundenen Antriebswelle und einem mit einer Kurbel verbundenen, hülsenförmigen Körper, in den das jalousieferne Ende der Antriebswelle in der Betriebsposition mittels Sperrmitteln lösbar verbunden ist, wobei die Sperrmittel eine radiale Bohrung im Körper und ein in diese Bohrung eingreifendes Sperrglied umfassen, dadurch gekennzeichnet, dass das Sperrglied (9) zylinderförmig ausgebildet, mit einem in die radiale Bohrung (4) passenden Kopf (10) versehen und in einer radialen Sackbohrung (8) der Antriebswelle (2) unter Einwirkung eines federnden Elementes (11) angeordnet ist, wobei der Durchmesser des Sperrglieds (9) größer als der Durchmesser der Bohrung (4) ist. 1. Power transmission device for the actuation of a blind, roller shutters, etc. with a drive shaft connected to the blind, roller shutters, etc. and a sleeve-shaped body connected to a crank, in which the blind end of the drive shaft in the operating position is detachably connected by means of locking means , wherein the locking means comprise a radial bore in the body and a locking member engaging in this bore, characterized in that the locking member ( 9 ) is cylindrical, provided with a head ( 10 ) fitting into the radial bore ( 4 ) and in a radial blind bore ( 8 ) the drive shaft ( 2 ) is arranged under the action of a resilient element ( 11 ), the diameter of the locking member ( 9 ) being larger than the diameter of the bore ( 4 ). 2. Kraftübertragungsvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass das Sperrglied (9) als Hülse und die Feder (11) als Schraubenfeder ausgebildet ist, die in der Hülse aufgenommen ist. 2. Power transmission device according to claim 1, characterized in that the locking member ( 9 ) is designed as a sleeve and the spring ( 11 ) as a helical spring which is received in the sleeve. 3. Kraftübertragungsvorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die Einführungsöffnung (5) des Körpers (2) für die Antriebswelle (6) angefast ist. 3. Power transmission device according to claim 1 or 2, characterized in that the insertion opening ( 5 ) of the body ( 2 ) for the drive shaft ( 6 ) is chamfered. 4. Kraftübertragungsvorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Bohrung (4) im Körper (2) durchgehend ist. 4. Power transmission device according to one of claims 1 to 3, characterized in that the bore ( 4 ) in the body ( 2 ) is continuous. 5. Kraftübertragungsvorrichtung nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die Bohrung (4) außen angefast ist. 5. Power transmission device according to one of claims 1 to 4, characterized in that the bore ( 4 ) is chamfered on the outside.
DE10204964A 2002-02-06 2002-02-06 Transmission for operating e.g. blinds or shutters, has end of drive shaft held inside sleeve by cylindrical catch part cooperating with radial bore in sleeve Withdrawn DE10204964A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE10204964A DE10204964A1 (en) 2002-02-06 2002-02-06 Transmission for operating e.g. blinds or shutters, has end of drive shaft held inside sleeve by cylindrical catch part cooperating with radial bore in sleeve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10204964A DE10204964A1 (en) 2002-02-06 2002-02-06 Transmission for operating e.g. blinds or shutters, has end of drive shaft held inside sleeve by cylindrical catch part cooperating with radial bore in sleeve

Publications (1)

Publication Number Publication Date
DE10204964A1 true DE10204964A1 (en) 2003-08-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE10204964A Withdrawn DE10204964A1 (en) 2002-02-06 2002-02-06 Transmission for operating e.g. blinds or shutters, has end of drive shaft held inside sleeve by cylindrical catch part cooperating with radial bore in sleeve

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DE (1) DE10204964A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006117419A1 (en) * 2005-04-28 2006-11-09 Gaviota Simbac, S.L. Coupling means for accessories used to operate roller blinds
FR3063764A1 (en) * 2017-03-08 2018-09-14 Zurfluh Feller KNEE AND DEVICE FOR MANEUVERING A WINCH COMPRISING SUCH A KNEE

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3230364C2 (en) * 1982-08-14 1991-06-13 Oris-Metallbau Kg Hans Riehle, 7141 Moeglingen, De
DE4016325C1 (en) * 1990-05-21 1991-08-14 Antriebstechnik Gerhard Geiger Gmbh & Co., 7120 Bietigheim-Bissingen, De Crank mechanism for blind - has swivelling joint with stop and safety mechanism in form of axially movable sleeve
DE4221976A1 (en) * 1992-07-04 1994-01-13 Deutsche Aerospace Device for guiding plug of module docked with space vehicle - has telescopic tube with link fixed to module, at point of which plug is located in further link
DE19532777C1 (en) * 1995-09-05 1996-12-19 Daimler Benz Ag Automatic fuel dispenser to fill-up motor vehicles
DE19634985A1 (en) * 1996-08-29 1998-03-05 Engelbert Gmeilbauer Screwdriver-type tool
DE19700127A1 (en) * 1996-12-04 1998-06-10 Stefan Kisling Pedal for bicycle, or to operate cranked drive
DE19703704A1 (en) * 1997-01-21 1998-07-23 Siemens Ag Moving device for low-voltage circuit breakers
DE19807050A1 (en) * 1997-02-19 1998-08-20 Cherubini Italo Power transmission system used for drawing curtain
EP0949402A1 (en) * 1998-04-09 1999-10-13 Storatex AG Safety device for a crank shaft for actuating roller blinds and stores
DE69618315T2 (en) * 1995-10-26 2002-08-14 Technal Toulouse Removable handle for doors or windows, especially in metal profiles

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3230364C2 (en) * 1982-08-14 1991-06-13 Oris-Metallbau Kg Hans Riehle, 7141 Moeglingen, De
DE4016325C1 (en) * 1990-05-21 1991-08-14 Antriebstechnik Gerhard Geiger Gmbh & Co., 7120 Bietigheim-Bissingen, De Crank mechanism for blind - has swivelling joint with stop and safety mechanism in form of axially movable sleeve
DE4221976A1 (en) * 1992-07-04 1994-01-13 Deutsche Aerospace Device for guiding plug of module docked with space vehicle - has telescopic tube with link fixed to module, at point of which plug is located in further link
DE19532777C1 (en) * 1995-09-05 1996-12-19 Daimler Benz Ag Automatic fuel dispenser to fill-up motor vehicles
DE69618315T2 (en) * 1995-10-26 2002-08-14 Technal Toulouse Removable handle for doors or windows, especially in metal profiles
DE19634985A1 (en) * 1996-08-29 1998-03-05 Engelbert Gmeilbauer Screwdriver-type tool
DE19700127A1 (en) * 1996-12-04 1998-06-10 Stefan Kisling Pedal for bicycle, or to operate cranked drive
DE19703704A1 (en) * 1997-01-21 1998-07-23 Siemens Ag Moving device for low-voltage circuit breakers
DE19807050A1 (en) * 1997-02-19 1998-08-20 Cherubini Italo Power transmission system used for drawing curtain
EP0949402A1 (en) * 1998-04-09 1999-10-13 Storatex AG Safety device for a crank shaft for actuating roller blinds and stores

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006117419A1 (en) * 2005-04-28 2006-11-09 Gaviota Simbac, S.L. Coupling means for accessories used to operate roller blinds
FR3063764A1 (en) * 2017-03-08 2018-09-14 Zurfluh Feller KNEE AND DEVICE FOR MANEUVERING A WINCH COMPRISING SUCH A KNEE

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