EP1276692B1 - Device for carrying out work in an elevator shaft - Google Patents

Device for carrying out work in an elevator shaft Download PDF

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Publication number
EP1276692B1
EP1276692B1 EP00915086A EP00915086A EP1276692B1 EP 1276692 B1 EP1276692 B1 EP 1276692B1 EP 00915086 A EP00915086 A EP 00915086A EP 00915086 A EP00915086 A EP 00915086A EP 1276692 B1 EP1276692 B1 EP 1276692B1
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EP
European Patent Office
Prior art keywords
maintenance platform
platform
maintenance
elevator car
ceiling
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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
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EP00915086A
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German (de)
French (fr)
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EP1276692A1 (en
Inventor
Marcel Schneider
Urs Ammon
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Inventio AG
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Inventio AG
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Publication of EP1276692A1 publication Critical patent/EP1276692A1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02—Cages, i.e. cars
    • B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
    • B66B11/0246—Maintenance features

Definitions

  • the invention relates to a maintenance platform for executing Working in an elevator shaft in which an elevator car can be moved with the maintenance platform from which the work are executable according to the preamble of claim 1.
  • Such a maintenance platform is known from JP-A-09263372.
  • a disadvantage of the known device is that the cabin wall supporting the platform is mechanically reinforced must be and also fittings for folding and locking of the pedestal are necessary on which the elevator users get caught with clothing or objects because the platform is in the lounge area of the Elevator user is located.
  • a disadvantage of the known device is that a complex mechanism for lowering and lifting is necessary and must be carried with the elevator car. Further the disadvantage is that the maintenance personnel to operate the Mechanics and for access to the work platform on the Elevator car must rise, which presents significant dangers connected is.
  • the invention seeks to remedy this.
  • the invention as characterized in claim 1 solves the problem to avoid the disadvantages of the known device and a facility for working in an elevator shaft too create that neither for the maintenance staff nor for the Elevator users in the elevator car pose a danger.
  • the advantages achieved by the invention are in essential to see that for the Elevator cabin users are at no risk of sticking to parts to injure the maintenance platform because the maintenance platform itself outside the lounge area i.e. above the Headroom of the elevator car user. Furthermore there are no points of attack for on the cabin walls Vandalism such as edges, hinges, joints, etc.
  • the cabin interior is through the maintenance platform not affected. That is sales strategy aesthetic presentation of the cabin interior of large economic importance.
  • the inventive Maintenance platform meets this requirement, for example the invisible arrangement under the light ceiling or through a seamless fit of the maintenance platform in the ceiling fully opposed.
  • the ceiling is during maintenance work protected against dirt and / or damage.
  • the Maintenance personnel only enter those during normal Driving operation invisible top of the ceiling.
  • the Maintenance platform according to the invention also has an elevated Load capacity, so that to be installed in the shaft or disassembled parts temporarily stored on the maintenance platform can be.
  • the position of the hatch or the ceiling opening in the Roof of the elevator car to carry out the work in the Elevator shaft can be chosen so that the hatch is not dominated by shaft equipment arranged in the shaft head being, the maintenance platform in the projection of the hatch and there is also a sufficiently large stand area Has.
  • 1 is an elevator shaft referred to, in which an elevator car 2 can be moved.
  • a traction sheave 5 arranged with a drive, not shown, is connected.
  • the Traction sheave 5 is, for example, from a wall bracket 6 carried.
  • the counterweight side one over the Traction sheave 5 running carrying rope 7 with a 2: 1 Rope course is 7.1 and the cabin side of the suspension rope 7 is designated 7.2. Ends on the counterweight side the suspension cable at a first fixed point 8.
  • On the The cabin side is the rope 7.2 via a bottom block 9 designated first role and not over a second shown bottom bottle led and does not end at one shown second fixed point.
  • the 2: 1 rope guide is suitable especially shown for the machine room-less Elevator disposition, wherein the elevator car 2 of the two bottom bottles 9 is worn and almost to the arranged in the shaft 1 drive unit is movable.
  • a maintenance platform labeled 10 is above one Luminous ceiling 11 arranged.
  • 1 and 2 show the maintenance platform 10 according to the invention at rest. Close the platform 12 with the flap 13 a hatch or a ceiling opening 15 and form one Part of the ceiling 14. The location and size of the Ceiling opening 15 is selected so that the ceiling opening 15 not from shaft equipment arranged in the shaft head 3 such as being towered over by the drive.
  • Suspensions 16 arranged hangers 17 are folded. Arrows with broken lines L1, L2 show the movement the hanger 17 from the rest position to that in FIG. 3 illustrated working position, in the one at the bottom of the platform 12 arranged ladder 18 folded down is.
  • the hangers 17 are not shown connecting Struts that stabilize the maintenance platform 10.
  • the hangers 17 can be replaced by ropes.
  • Stabilization of the maintenance platform 10 are then as in Fig. 2 shown with 12.1 designated from the platform 12 to Extending boom wall extending from the platform 12 or moved out.
  • the maintenance platform 10 has neither Flap 13 still conductor 18. In this case, access is given to the maintenance platform 10 directly or by means of a fixed ladder from the Floor door or from the cabin door.
  • the maintenance platform according to the invention is equipped with the following Steps set up or from that in FIGS. 1 and 2 shown rest position in the shown in Fig. 3 Brought to work position.
  • a first step the Illuminated ceiling 11 disassembled.
  • the hangers 17 like with arrows and broken line shown in vertical Situation.
  • the ladder 18 follows the ascent to the platform 12 folded down and the flap 13 folded up.
  • the flap 13 is by means of a handle 20 closed so that the entire Platform area is available as a working platform.
  • the Maintenance platform according to the invention is reversed Order of the working position shown in Fig. 3 in brought the rest position shown in Fig. 1 and 2.
  • Fig. 4 shows a further embodiment of the Maintenance platform 10, which essentially consists of a cover 22, a platform 12 and a step part 23 with steps 24 consists.
  • Lid 22, pedestal 12 and step part 23 are on the Points S can be folded, for example, by means of hinges.
  • the cover 22 closes the ceiling opening 15 and forms part of the ceiling 14.
  • Podium 12 and Step part 23 are then folded and are on the lid 22.
  • the cover 22 is folded down and the platform 12 and the step part 23 opened. Access to the platform 12 takes place from the floor 25 over the steps 24.
  • supports or struts or articulated arms intended. Folding aids are also in the form of feathers or gas pressure springs conceivable.
  • the Step part 23 according to FIG. 4 consists of FIGS. 5 and 6 a foldable two-part conductor 23 "or three-part Head 23 'which hinges at points S for folding the Has conductor 23.
  • a telescopic ladder can also be provided.
  • Levels 24 of the 4 are in FIGS. 5 and 6 as ladder rungs 24 ' educated.
  • An articulated arm 30 "stabilizes the conductor 23 opposite the platform 12 or 12 '. 5 is the pedestal 12 arranged on a carriage 31, which at Collapse the maintenance platform 10 along the cover 22 is pushed up until the platform 12 is flush with the Edge of the lid is.
  • An articulated arm 30 connects the cover 22 with an upper cabin frame 32, the Is part of the ceiling 14 and on which the side walls of the Elevator car are arranged.
  • the articulated arms 30, 30 ', 30 " are preferably designed and effect as a toggle lever a rigid connection of cover 22, platform 12 or 12 ' and conductors 23 'and 23 "with each other and with the Cabin frame 32.
  • the ceiling 14 itself is shown in FIG. 5 and 6 not shown.
  • On the articulated arm 30 of the cover 22 attacks a spring 33, the other ends with a support 34 is connected. Support 34 and cabin frame 32 are connected by means of a strut 35.
  • the force of the spring 33 is such that the maintenance platform 10 with little force can be raised and brought into the rest position.
  • the Maintenance platform 10 can be on one or both sides Articulated arms 30, spring 33, support 34 and strut 35 be equipped.
  • the Ceiling opening 15 is completed by a cover that one Forms part of the ceiling 14 and at the same time as a platform 12 is usable.
  • the Lid manually removed from the ceiling 14 and for example on the handrails arranged on opposite walls applied and if necessary by means of supports in height customized.
  • the Maintenance platform or parts of the maintenance platform for example also housed in a closet next to a landing door his. She hangs or puts it to work Maintenance personnel stowed in the cabin and stowed away and parts not necessary for the construction of the maintenance platform for example in the same closet.
  • the machine room-less elevator disposition shown offers with its shortened shaft head 3 for the maintenance of Canopy from insufficient height H for one Correct crossing (distance between cabin ceiling 14 and manhole cover 21) of, for example, one meter.
  • the required crossing Ü is reached because no more the distance between the cabin ceiling 14 and the Shaft cover 21 is decisive, but the distance between the platform 12 and the manhole cover 21 and because no shaft equipment in the shaft head 3 the ceiling opening 15 towers.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Heat Treatment Of Articles (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Types And Forms Of Lifts (AREA)

Abstract

According to the invention, the maintenance scaffold ( 10 ) is assembled as follows: in a first step, an illuminated ceiling, which lies below the collapsed maintenance scaffold ( 10 ), is taken down. Suspension members ( 17 ) are then brought into a vertical position. The platform ( 12 ) and flap ( 13 ) are lowered vertically until they reach the bearings ( 19 ) of the suspension members ( 17 ). Before mounting the platform ( 12 ), the maintenance personnel must unfold the ladder ( 18 ) and open the flap ( 13 ) upwards. Once the personnel has mounted the platform ( 12 ), the flap is closed ( 13 ) by means of a handle, in such a way that the entire platform can be used as a working scaffold. With the maintenance scaffold ( 10 ) in the working position, the height for a regulatory passage (U) is maintained, as determined by the distance between the cabin ceiling ( 14 ) and the platform ( 12 ).

Description

Die Erfindung betrifft eine Wartungsbühne zur Ausführung von Arbeiten in einem Aufzugsschacht, in dem eine Aufzugskabine mit der Wartungsbühne verfahrbar ist, von der aus die Arbeiten ausführbar sind gemäβ dem Oberbegriff von Anspruch 1.The invention relates to a maintenance platform for executing Working in an elevator shaft in which an elevator car can be moved with the maintenance platform from which the work are executable according to the preamble of claim 1.

Eine derartige Wartungsbühne ist aus der JP-A-09263372 bekannt.Such a maintenance platform is known from JP-A-09263372.

Aus der Schrift JP 05097357 ist eine Einrichtung für den Unterhalt von Schachtausrüstung einer Aufzugsanlage bekannt geworden. In einer Aufzugskabine ist ein aus der Kabinenwand klappbares Podest vorgesehen, das als Standfläche für das Unterhaltspersonal während den Unterhaltsarbeiten dient. Im Dach der Aufzugskabine ist eine mittels Deckel verschliessbare Luke vorgesehen, die den Zugang zur Schachtausrüstung gewährt. Das Unterhaltspersonal stellt sich auf das Podest und kann mit aus der Kabine ragendem Oberkörper die Arbeiten im Schacht ausführen.From the document JP 05097357 is a device for the Maintenance of shaft equipment of an elevator system known become. In an elevator car there is one out of the Cabin wall folding platform provided that as Stand space for the maintenance staff during the Serves maintenance work. In the roof of the elevator car a hatch that can be closed by means of a lid is provided granted access to the shaft equipment. The Maintenance personnel stand on the pedestal and can join in work in the shaft protruding from the cabin To run.

Ein Nachteil der bekannten Einrichtung liegt darin, dass die das Podest tragende Kabinenwand mechanisch verstärkt werden muss und zudem Beschläge zum Klappen und Feststellen des Podests notwendig sind, an denen die Aufzugsbenutzer mit Kleidungsstücken oder Gegenständen hängen bleiben können, weil das Podest sich im Aufenthaltsbereich der Aufzugsbenutzer befindet.A disadvantage of the known device is that the cabin wall supporting the platform is mechanically reinforced must be and also fittings for folding and locking of the pedestal are necessary on which the elevator users get caught with clothing or objects because the platform is in the lounge area of the Elevator user is located.

Aus der Schrift JP 09263372 ist eine Aufzugskabine mit einer absenkbaren Decke bekannt geworden, die dem Wartungspersonal als Arbeitspodest für Unterhaltsarbeiten im Aufzugsschacht dient. Die Kabinendecke ist je Ecke an einem Seil aufgehängt, wobei je Seite der Aufzugskabine eine Seiltrommel zur Aufnahme der Seile einer Seite vorgesehen ist. Die Seiltrommeln sind mittels einer Achse verbunden. Zum Senken und Heben der Kabinenedecke werden die Seiltrommeln mittels einer Handkurbel in Drehbewegung versetzt. Die Bedienung der Seiltrommeln sowie der Zugang zum Arbeitspodest erfolgt von ausserhalb der Aufzugskabine.From the document JP 09263372 is an elevator car with a retractable ceiling that the Maintenance personnel as a work platform for maintenance work serves in the elevator shaft. The cabin ceiling is on at each corner suspended on a rope, with each side of the elevator car a Rope drum provided to hold the ropes on one side is. The cable drums are connected by an axis. To lower and raise the cabin ceiling, the Rope drums rotating by means of a hand crank added. The operation of the rope drums and the access to the work platform is from outside the elevator car.

Ein Nachteil der bekannten Einrichtung liegt darin, dass eine aufwendige Mechanik zum Senken und Heben notwendig ist und mit der Aufzugskabine mitgeführt werden muss. Weiter nachteilig ist, dass das Wartungspersonal zur Bedienung der Mechanik und für den Zugang zum Arbeitspodest auf die Aufzugskabine steigen muss, was mit erheblichen Gefahren verbunden ist.A disadvantage of the known device is that a complex mechanism for lowering and lifting is necessary and must be carried with the elevator car. Further the disadvantage is that the maintenance personnel to operate the Mechanics and for access to the work platform on the Elevator car must rise, which presents significant dangers connected is.

Hier will die Erfindung Abhilfe schaffen. Die Erfindung, wie sie in Anspruch 1 gekennzeichnet ist, löst die Aufgabe, die Nachteile der bekannten Einrichtung zu vermeiden und eine Einrichtung für Arbeiten in einem Aufzugsschacht zu schaffen, die weder für das Unterhaltspersonal noch für die Aufzugsbenutzer in der Aufzugskabine eine Gefahr darstellt. The invention seeks to remedy this. The invention, as characterized in claim 1 solves the problem to avoid the disadvantages of the known device and a facility for working in an elevator shaft too create that neither for the maintenance staff nor for the Elevator users in the elevator car pose a danger.

Die durch die Erfindung erreichten Vorteile sind im wesentlichen darin zu sehen, dass für die Aufzugskabinenbenutzer keine Gefahr besteht, sich an Teilen der Wartungsbühne zu verletzen, weil die Wartungsbühne sich ausserhalb des Aufenthaltsbereiches d.h. oberhalb der Kopfhöhe der Aufzugskabinenebenutzer befindet. Ausserdem gibt es an den Kabinenwänden keine Angriffspunkte für Vandalismus wie beispielsweise Kanten, Scharniere, Fugen, etc.. Das Kabineninterieur wird durch die Wartungsbühne nicht beeinträchtigt. Verkaufsstrategisch ist die ästhetische Aufmachung des Kabineninterieurs von grosser wirtschaftlicher Bedeutung. Die erfindungsgemässe Wartungsbühne kommt dieser Forderung beispielsweise durch die unsichtbare Anordnung unter der Leuchtdecke oder durch eine fugenlose Einpassung der Wartungsbühne in der Decke voll und ganz entgegen. Die Decke ist bei Wartungsarbeiten vor Verschmutzung und/oder Beschädigung geschützt. Das Unterhaltspersonal betritt nur die während des normalen Fahrbetriebes unsichtbare Oberseite der Decke. Die erfindungsgemässe Wartungsbühne hat auch eine erhöhte Tragfähigkeit, sodass im Schacht zu montierende oder demontierte Teile auf der Wartungsbühne zwischengelagert werden können. Die Lage der Luke bzw. der Deckenöffnung im Dach der Aufzugskabine zur Ausführung der Arbeiten im Aufzugsschacht kann so gewählt werden, dass die Luke nicht von im Schachtkopf angeordneter Schachtausrüstung überragt wird, wobei die Wartungsbühne in der Projektion der Luke liegt und ausserdem eine ausreichend grosse Standfläche hat. Die Lage der Luke, die ausreichende Standfläche und die erhöhte Tragfähigkeit der Wartungsbühne gewährleisten die Sicherheit des Unterhaltspersonal.The advantages achieved by the invention are in essential to see that for the Elevator cabin users are at no risk of sticking to parts to injure the maintenance platform because the maintenance platform itself outside the lounge area i.e. above the Headroom of the elevator car user. Furthermore there are no points of attack for on the cabin walls Vandalism such as edges, hinges, joints, etc. The cabin interior is through the maintenance platform not affected. That is sales strategy aesthetic presentation of the cabin interior of large economic importance. The inventive Maintenance platform meets this requirement, for example the invisible arrangement under the light ceiling or through a seamless fit of the maintenance platform in the ceiling fully opposed. The ceiling is during maintenance work protected against dirt and / or damage. The Maintenance personnel only enter those during normal Driving operation invisible top of the ceiling. The Maintenance platform according to the invention also has an elevated Load capacity, so that to be installed in the shaft or disassembled parts temporarily stored on the maintenance platform can be. The position of the hatch or the ceiling opening in the Roof of the elevator car to carry out the work in the Elevator shaft can be chosen so that the hatch is not dominated by shaft equipment arranged in the shaft head being, the maintenance platform in the projection of the hatch and there is also a sufficiently large stand area Has. The location of the hatch, the sufficient footprint and ensure the increased load capacity of the maintenance platform the safety of maintenance personnel.

Im folgenden wird die Erfindung anhand von ein Ausführungsbeispiel darstellenden Zeichnungen näher erläutert. In the following the invention is based on a Exemplary embodiment drawings more closely explained.

Es zeigen:Show it:

Fig. 1Fig. 1
eine schematische Darstellung einer auf der obersten Haltestelle stehenden Aufzugskabine in einem Aufzugsschacht mit verkürztem Schachtkopf,a schematic representation of one on the top elevator car in an elevator shaft with a shortened shaft head,
Fig. 2Fig. 2
eine Draufsicht der Aufzugskabine,a top view of the elevator car,
Fig. 3Fig. 3
die Aufzugskabine der Fig. 1 und 2 mit einer erfindungsgemässen Wartungsbühne in Arbeitsstellung,1 and 2 with a maintenance platform according to the invention in Working position,
Fig. 4Fig. 4
eine Ausführungsvariante der Wartungsbühne unda variant of the maintenance platform and
Fig. 5 und Fig. 65 and 6
Einzelheiten der Ausführungsvariante gemäss Fig. 4.Details of the variant 4.

In den Fig. 1 bis 3 ist mit 1 ein Aufzugsschacht bezeichnet, in dem eine Aufzugskabine 2 verfahrbar ist. Im Schachtkopf 3 ist oberhalb einer Führungsschiene 4 für die Aufzugskabine 2 eine Treibscheibe 5 angeordnet, die mit einem nicht dargestellten Antrieb in Verbindung steht. Die Treibscheibe 5 ist beispielsweise von einer Wandkonsole 6 getragen. Die Gegengewichtsseite eines über die Treibscheibe 5 laufenden Tragseiles 7 mit einem 2:1 Seilverlauf ist mit 7.1 und die Kabinenseite des Tragseiles 7 ist mit 7.2 bezeichnet. Auf der Gegengewichtsseite endet das Tragseil an einem ersten Festpunkt 8. Auf der Kabinenseite ist das Seil 7.2 über eine als Unterflasche 9 bezeichnete erste Rolle und über eine zweite nicht dargestellte Unterflasche geführt und endet an einem nicht dargestellten zweiten Fixpunkt. Die 2:1 Seilführung eignet sich besonders für die gezeigte maschienenraumlose Aufzugsdisposition, wobei die Aufzugskabine 2 von den beiden Unterflaschen 9 getragen wird und bis knapp an die im Schacht 1 angeordnete Antriebseinheit verfahrbar ist. 1 to 3, 1 is an elevator shaft referred to, in which an elevator car 2 can be moved. in the Well head 3 is above a guide rail 4 for the Elevator car 2 a traction sheave 5 arranged with a drive, not shown, is connected. The Traction sheave 5 is, for example, from a wall bracket 6 carried. The counterweight side one over the Traction sheave 5 running carrying rope 7 with a 2: 1 Rope course is 7.1 and the cabin side of the suspension rope 7 is designated 7.2. Ends on the counterweight side the suspension cable at a first fixed point 8. On the The cabin side is the rope 7.2 via a bottom block 9 designated first role and not over a second shown bottom bottle led and does not end at one shown second fixed point. The 2: 1 rope guide is suitable especially shown for the machine room-less Elevator disposition, wherein the elevator car 2 of the two bottom bottles 9 is worn and almost to the arranged in the shaft 1 drive unit is movable.

Eine mit 10 bezeichnete Wartungsbühne ist oberhalb einer Leuchtdecke 11 angeordnet. Eine Standfläche von der aus die Arbeiten im Aufzugsschacht 1 ausgeführt werden ist im weiteren mit Podest 12 bezeichnet. Das mit einer Klappe 13 versehene Podest 12 bildet einen Teil der Kabinendecke 14. Fig. 1 und 2 zeigen die erfindungsgemässe Wartungsbühne 10 in Ruhestellung. Das Podest 12 mit der Klappe 13 schliessen eine Luke bzw. eine Deckenöffnung 15 ab und bilden einen Teil der Decke 14. Die Lage und die Grösse der Deckenöffnung 15 ist so gewählt, dass die Deckenöffnung 15 nicht von im Schachtkopf 3 angeordneter Schachtausrüstung wie beispielsweise vom Antrieb überragt wird. An Aufhängungen 16 angeordnete Hänger 17 sind eingeklappt. Pfeile mit unterbrochenen Linien L1,L2 zeigen die Bewegung der Hänger 17 von der Ruhestellung in die in Fig. 3 dargestellte Arbeitsstellung, in der eine an der Unterseite des Podestes 12 angeordnete Leiter 18 nach unten geklappt ist. Nicht dargestellt sind die Hänger 17 verbindende Streben, die der Wartungsbühne 10 stabilisieren.A maintenance platform labeled 10 is above one Luminous ceiling 11 arranged. A stand from which the Work in elevator shaft 1 is to be carried out in further designated with platform 12. That with a flap 13 Provided platform 12 forms part of the cabin ceiling 14. 1 and 2 show the maintenance platform 10 according to the invention at rest. Close the platform 12 with the flap 13 a hatch or a ceiling opening 15 and form one Part of the ceiling 14. The location and size of the Ceiling opening 15 is selected so that the ceiling opening 15 not from shaft equipment arranged in the shaft head 3 such as being towered over by the drive. On Suspensions 16 arranged hangers 17 are folded. Arrows with broken lines L1, L2 show the movement the hanger 17 from the rest position to that in FIG. 3 illustrated working position, in the one at the bottom of the platform 12 arranged ladder 18 folded down is. The hangers 17 are not shown connecting Struts that stabilize the maintenance platform 10.

Die Hänger 17 können durch Seile ersetzt werden. Zur Stabilisierung der Wartungsbühne 10 werden dann wie in Fig. 2 gezeigt mit 12.1 bezeichnete vom Podest 12 bis zur Kabinenwand reichende Ausleger vom Podest 12 ausgeklappt oder ausgezogen.The hangers 17 can be replaced by ropes. to Stabilization of the maintenance platform 10 are then as in Fig. 2 shown with 12.1 designated from the platform 12 to Extending boom wall extending from the platform 12 or moved out.

In einer weiteren Variante hat die Wartungsbühne 10 weder Klappe 13 noch Leiter 18. In diesem Fall erfolgt der Zugang zur Wartungsbühne 10 direkt oder mittels Bockleiter von der Stockwerktür bzw. von der Kabinentür her.In a further variant, the maintenance platform 10 has neither Flap 13 still conductor 18. In this case, access is given to the maintenance platform 10 directly or by means of a fixed ladder from the Floor door or from the cabin door.

Die erfindungsgemässe Wartungsbühne wird mit folgenden Schritten eingerichtet bzw. von der in Fig. 1 und 2 gezeigten Ruhestellung in die in Fig. 3 gezeigte Arbeitsstellung gebracht. In einem ersten Schritt wird die Leuchtdecke 11 demontiert. Dann werden die Hänger 17 wie mit Pfeilen und unterbrochener Linie gezeigt in vertikale Lage gebracht. Danach wird das Podest 12 mit der Klappe 13 bis zu Auflagern 19 der Hänger 17 vertikal abgesenkt. Vor dem Aufstieg auf das Podest 12 wird die Leiter 18 nach unten geklappt und die Klappe 13 nach oben geklappt. Nach dem Betreten des Podestes 12 wird die Klappe 13 mittels eines Handgriffes 20 geschlossen, sodass die gesamte Podestfläche als Arbeitsbühne zur Verfügung steht. Die erfindungsgemässe Wartungsbühne wird in umgekehrter Reihenfolge von der in Fig. 3 gezeigten Arbeitsstellung in die in Fig. 1 und 2 gezeigte Ruhestellung gebracht.The maintenance platform according to the invention is equipped with the following Steps set up or from that in FIGS. 1 and 2 shown rest position in the shown in Fig. 3 Brought to work position. In a first step, the Illuminated ceiling 11 disassembled. Then the hangers 17 like with arrows and broken line shown in vertical Situation. Then the platform 12 with the flap 13 up to supports 19 of the hanger 17 lowered vertically. In front the ladder 18 follows the ascent to the platform 12 folded down and the flap 13 folded up. To entering the platform 12, the flap 13 is by means of a handle 20 closed so that the entire Platform area is available as a working platform. The Maintenance platform according to the invention is reversed Order of the working position shown in Fig. 3 in brought the rest position shown in Fig. 1 and 2.

Fig. 4 zeigt eine weitere Ausführungsvariante der Wartungsbühne 10, die im wesentlichen aus einem Deckel 22, einem Podest 12 und einem Stufenteil 23 mit Stufen 24 besteht. Deckel 22, Podest 12 und Stufenteil 23 sind an den Punkten S beispielsweise mittels Scharnieren klappbar. In der Ruhestellung schliesst der Deckel 22 die Deckenöffnung 15 ab und bildet einen Teil der Decke 14. Podest 12 und Stufenteil 23 sind dann zusammengeklappt und befinden sich auf dem Deckel 22. Zur Ausführung von Arbeiten im Aufzugsschacht 1 wird der Deckel 22 nach unten geklappt und das Podest 12 und der Stufenteil 23 aufgeklappt. Der Zugang zum Podest 12 erfolgt vom Stockwerk 25 her über die Stufen 24. Zur Gewährleistung der notwendigen Stabilität der Wartungsbühne 10 sind Stützen, bzw. Streben, bzw. Knickarme vorgesehen. Auch sind Klapphilfen in der Form von Federn oder Gasdruckfedern denkbar. Fig. 4 shows a further embodiment of the Maintenance platform 10, which essentially consists of a cover 22, a platform 12 and a step part 23 with steps 24 consists. Lid 22, pedestal 12 and step part 23 are on the Points S can be folded, for example, by means of hinges. In In the rest position, the cover 22 closes the ceiling opening 15 and forms part of the ceiling 14. Podium 12 and Step part 23 are then folded and are on the lid 22. To carry out work in the Elevator shaft 1, the cover 22 is folded down and the platform 12 and the step part 23 opened. Access to the platform 12 takes place from the floor 25 over the steps 24. To ensure the necessary stability of the Maintenance platform 10 are supports or struts or articulated arms intended. Folding aids are also in the form of feathers or gas pressure springs conceivable.

Die Seitenrisse der Fig. 5 und 6 zeigen Einzelheiten der Ausführungsvariante der Fig. 4 in Arbeitsstellung. Der Stufenteil 23 gemäss Fig. 4 besteht in den Fig. 5 und 6 aus einer faltbaren zweiteiligen Leiter 23" bzw. dreiteiligen Leiter 23', die an den Punkten S Scharniere zum Klappen der Leiter 23 aufweist. Anstelle der klappbaren Leiter kann auch eine Teleskopleiter vorgesehen sein. Die Stufen 24 der Fig. 4 sind in den Fig. 5 und 6 als Leitersprossen 24' ausgebildet. Ein Knickarm 30" stabilisiert die Leiter 23 gegenüber dem Podest 12 bzw. 12'. In Fig. 5 ist das Podest 12 auf einem Schlitten 31 angeordnet, der beim Zusammenklappen der Wartungsbühne 10 dem Deckel 22 entlang hochgeschoben wird, bis das Podest 12 bündig mit der Deckelkante ist. Schlitten 31 und Podest 12 bzw. 12' sind mit einem Knickarm 30' verbunden. Ein Knickarm 30 verbindet den Deckel 22 mit einem oberen Kabinenrahmen 32, der Bestandteil der Decke 14 ist und an dem die Seitenwände der Aufzugskabine angeordnet sind. Die Knickarme 30, 30', 30" sind vorzugsweise als Kniehebel ausgebildet und bewirken eine starre Verbindung von Deckel 22, Podest 12 bzw. 12' und Leiter 23' bzw. 23" untereinander und mit dem Kabinenrahmen 32. Die Decke 14 an sich ist in den Fig. 5 und 6 nicht dargestellt. Am Knickarm 30 des Deckels 22 greift eine Feder 33 an, die anderenends mit einer Stütze 34 verbunden ist. Stütze 34 und Kabinenrahmen 32 sind mittels einer Strebe 35 verbunden. Die Kraft der Feder 33 ist derart, dass die Wartungsbühne 10 mit kleiner Kraft angehoben und in die Ruhestellung gebracht werden kann. Die Wartungsbühne 10 kann auf einer oder auf beiden Seiten mit Knickarmen 30, Feder 33, Stütze 34 und Strebe 35 ausgerüstet sein.5 and 6 show details of the 4 in the working position. The Step part 23 according to FIG. 4 consists of FIGS. 5 and 6 a foldable two-part conductor 23 "or three-part Head 23 'which hinges at points S for folding the Has conductor 23. Instead of the foldable ladder a telescopic ladder can also be provided. Levels 24 of the 4 are in FIGS. 5 and 6 as ladder rungs 24 ' educated. An articulated arm 30 "stabilizes the conductor 23 opposite the platform 12 or 12 '. 5 is the pedestal 12 arranged on a carriage 31, which at Collapse the maintenance platform 10 along the cover 22 is pushed up until the platform 12 is flush with the Edge of the lid is. Carriage 31 and platform 12 and 12 'are connected with an articulated arm 30 '. An articulated arm 30 connects the cover 22 with an upper cabin frame 32, the Is part of the ceiling 14 and on which the side walls of the Elevator car are arranged. The articulated arms 30, 30 ', 30 " are preferably designed and effect as a toggle lever a rigid connection of cover 22, platform 12 or 12 ' and conductors 23 'and 23 "with each other and with the Cabin frame 32. The ceiling 14 itself is shown in FIG. 5 and 6 not shown. On the articulated arm 30 of the cover 22 attacks a spring 33, the other ends with a support 34 is connected. Support 34 and cabin frame 32 are connected by means of a strut 35. The force of the spring 33 is such that the maintenance platform 10 with little force can be raised and brought into the rest position. The Maintenance platform 10 can be on one or both sides Articulated arms 30, spring 33, support 34 and strut 35 be equipped.

In einer weiteren Ausführungsvariante wird die Deckenöffnung 15 von einem Deckel abgeschlossen, der einen Teil der Decke 14 bildet und gleichzeitig als Podest 12 verwendbar ist. Bei Arbeiten im Aufzugsschacht 1 wird der Deckel von der Decke 14 manuell gelöst und beispielsweise auf die an gegenüberliegenden Wänden angeordneten Handläufe aufgelegt und falls nötig mittels Stützen in der Höhe angepasst.In a further embodiment variant, the Ceiling opening 15 is completed by a cover that one Forms part of the ceiling 14 and at the same time as a platform 12 is usable. When working in elevator shaft 1, the Lid manually removed from the ceiling 14 and for example on the handrails arranged on opposite walls applied and if necessary by means of supports in height customized.

In einer weiteren Ausführungsvariante können die Wartungsbühne oder Teile der Wartungsbühne beispielsweise auch in einem Schrank neben einer Schachttür untergebracht sein. Zum Arbeiten hängt oder stellt sie das Unterhaltspersonal in die Kabine und verstaut abgenommene und für den Aufbau der Wartungsbühne nicht notwendige Teile beispielsweise im selben Schrank.In a further embodiment variant, the Maintenance platform or parts of the maintenance platform, for example also housed in a closet next to a landing door his. She hangs or puts it to work Maintenance personnel stowed in the cabin and stowed away and parts not necessary for the construction of the maintenance platform for example in the same closet.

Die gezeigte maschienenraumlose Aufzugsdisposition bietet mit ihrem verkürztem Schachtkopf 3 für die Wartung vom Kabinendach aus nicht genügend Höhe H für eine vorschriftsmässige Überfahrt (Distanz zwischen Kabinendecke 14 und Schachtdecke 21) von beispielsweise einem Meter. Mit der erfindungsgemässen Wartungsbühne 10 in Arbeitsstellung wird die geforderte Überfahrt Ü erreicht, weil nicht mehr die Distanz zwischen der Kabinendecke 14 und der Schachtdecke 21 bestimmend ist, sondern die Distanz zwischen dem Podest 12 und der Schachtdecke 21 und weil keine Schachtausrüstung im Schachtkopf 3 die Deckenöffnung 15 überragt.The machine room-less elevator disposition shown offers with its shortened shaft head 3 for the maintenance of Canopy from insufficient height H for one Correct crossing (distance between cabin ceiling 14 and manhole cover 21) of, for example, one meter. With the maintenance platform 10 according to the invention in the working position the required crossing Ü is reached because no more the distance between the cabin ceiling 14 and the Shaft cover 21 is decisive, but the distance between the platform 12 and the manhole cover 21 and because no shaft equipment in the shaft head 3 the ceiling opening 15 towers.

Claims (10)

  1. Maintenance platform for carrying out work in an elevator shaft (1), in which an elevator car (2) with the maintenance platform (10) can be caused to travel from which the work can be carried out,
    characterized in that
    the maintenance platform (10) is situated outside the area occupied by the users of the elevator car, and for the purpose of carrying out the work in the elevator shaft (1) has a stage (12) within the elevator car (2) as a surface to stand on, the stage (12) being accessible from within the area occupied by the users of the elevator car.
  2. Maintenance platform according to Claim 1,
    characterized in that
    the maintenance platform (10) is located on the ceiling of the elevator car (2) or forms a part of the ceiling (14).
  3. Maintenance platform according to Claim 1 or 2,
    characterized in that
    the maintenance platform (10) is fastened to the ceiling (14) by suspension means (16, 17, 22).
  4. Maintenance platform according to Claim 3,
    characterized in that
    the maintenance platform (10) has a stage (12) which can be lowered into the elevator car (2) and which in its out-of-use position closes an opening in the ceiling (15).
  5. Maintenance platform according to Claim 4,
    characterized in that
    the stage (12) has a flap (13) and a foldable ladder (18) which when the flap (13) is open provides access to the stage (12).
  6. Maintenance platform according to one of Claims 1 to 3
    characterized in that
    the maintenance platform (10) has a stage (12) and a step unit (23) which can be folded into the elevator car (2), the stage (12) being accessible via the step unit (23) and being fastened to a cover (22) on which in the out-of-use position the stage (12) and the step unit (23) rest.
  7. Maintenance platform according to one of the foregoing Claims,
    characterized in that
    the step unit (23) is a foldable or telescopic ladder (23', 23").
  8. Maintenance platform according to one of the foregoing Claims,
    characterized in that
    on the roof of the elevator car (2) there is a support (34) attached to which is a spring (33) for raising the maintenance platform (10) or cover (22) respectively.
  9. Maintenance platform according to one of the foregoing Claims,
    characterized in that
    in its unfolded working position the maintenance platform (10) consists of parts (12, 22, 23) which are rigidly connected to each other.
  10. Maintenance platform according to one of the foregoing Claims,
    characterized in that
    in the working position the stage (12) is held at a height at which an overtravel (Ü) according to regulations is assured.
EP00915086A 2000-04-20 2000-04-20 Device for carrying out work in an elevator shaft Expired - Lifetime EP1276692B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CH2000/000228 WO2001081229A1 (en) 2000-04-20 2000-04-20 Device for carrying out work in an elevator shaft

Publications (2)

Publication Number Publication Date
EP1276692A1 EP1276692A1 (en) 2003-01-22
EP1276692B1 true EP1276692B1 (en) 2003-10-15

Family

ID=4358068

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US (1) US6880678B1 (en)
EP (1) EP1276692B1 (en)
JP (1) JP2003533416A (en)
AT (1) ATE252048T1 (en)
AU (2) AU3652800A (en)
BR (1) BR0017217A (en)
DE (1) DE50004116D1 (en)
DK (1) DK1276692T3 (en)
ES (1) ES2208293T3 (en)
HK (1) HK1054730B (en)
MX (1) MXPA02010315A (en)
NZ (1) NZ522082A (en)
PT (1) PT1276692E (en)
WO (1) WO2001081229A1 (en)

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Also Published As

Publication number Publication date
AU2000236528B2 (en) 2006-07-20
WO2001081229A1 (en) 2001-11-01
EP1276692A1 (en) 2003-01-22
AU3652800A (en) 2001-11-07
US6880678B1 (en) 2005-04-19
HK1054730A1 (en) 2003-12-12
DK1276692T3 (en) 2004-02-16
HK1054730B (en) 2004-03-05
JP2003533416A (en) 2003-11-11
ES2208293T3 (en) 2004-06-16
PT1276692E (en) 2004-03-31
ATE252048T1 (en) 2003-11-15
BR0017217A (en) 2003-02-25
DE50004116D1 (en) 2003-11-20
NZ522082A (en) 2004-04-30
MXPA02010315A (en) 2004-08-12

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