Classifications

• • 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
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
  • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
  • B66B5/0087—Devices facilitating maintenance, repair or inspection tasks

Definitions

• the invention relates to an elevator with a cabin which can be moved in a lift shaft according to the preamble of claim 1.
• the cabin has a maintenance platform which can be arranged in at least two different positions on the cabin, a number of advantages result.
• the maintenance platform is versatile and flexible in use.
• the maintenance platform with a corresponding configuration of receiving means for the arrangement of the maintenance platform on the cabin, be arranged in a working position in such a relation to a roof top of the cabin roof to, for example, at least 30 cm elevated position.
• the maintenance platform In the working position, the maintenance platform is in a position in which the maintenance platform is accessible with regard to the necessary work.
• the maintenance platform is preferably oriented horizontally; the tread is thus on a horizontal plane.
• the maintenance platform can have a tread surface of at least 0.1 m 2 , wherein the tread should at least normally not exceed 1 m 2 .
• the accessibility Even from otherwise difficult to reach places, for example, areas in the shaft head close to the shaft ceiling can be ensured with little effort.
• the maintenance platform can be placed in the working position (as a first position) on the cab so that, for example, the upper parts of a speed limiter close to the shaft cover can be easily and safely maintained thanks to their easy accessibility.
• the maintenance platform could also be used to mount elevator components in the elevator shaft.
• the second position may for example be a rest position in which the maintenance platform - when not in use - can be arranged on the cabin, so that the maintenance platform does not interfere with or no longer restrict the accessibility of the cabin roof.
• the mentioned two different positions can also refer to two working positions, for example if several elevator components to be positioned in different locations have to be mounted with the same maintenance platform.
• the cab includes a cab body for receiving passengers and goods, and a catch frame including an upper yoke for supporting the cab body
• the upper yoke has means for receiving the maintenance platform. Thanks to this recording means, the maintenance platform can be temporarily arranged at the top yoke, if necessary, at least for the required work.
• the catch frame may have a lower yoke or other support structure on which the cabin body is truncated.
• the catch frame may also have side plates that connect the lower yoke with the upper yoke.
• the aforementioned components of the catch frame can be designed in several parts.
• the upper yoke can be formed, for example, of two yoke parts and each side shield of two or possibly even more shield parts.
• a support could be provided in the region of the support of the cabin body.
• the maintenance platform may be vertical Swivel axis to be pivotally mounted on the upper yoke.
• the vertical pivot allows pivoting the maintenance platform from a rest position to a working position.
• the maintenance platform can be aligned in a rest position along a main profile direction of the upper yoke and after a pivoting movement in a working position transversely and preferably approximately at right angles to the main profile direction of the upper yoke.
• the maintenance platform can - if it is in the working position (or in a pivoted position) - be entered by a person; a person standing on it can then carry out work such as maintenance, repair or assembly work.
• In the rest position results in a maximum overlap area between maintenance platform and upper yoke in the plan view and in vertical direction of the cabin roof.
• the maintenance platform In the rest position, the maintenance platform can be parked in the optimum way, so that trouble-free working on the cab roof remains possible.
• the accessibility of the cabin roof is not practically limited.
• the upper yoke of the catching frame of the elevator car can have at least two and preferably four docking points to which the maintenance platform can be docked in a respective working position.
• the accessibility can be increased again.
• the upper yoke can preferably have at least two and preferably four insertion openings for forming docking points, via which the maintenance platform can be fastened or detachably fastened to the upper yoke.
• the maintenance platform can have, for example, insertion tongues which correspond to the insertion openings and which fit into the insertion openings.
• Locking means may be, for example, latching noses and receptacles for producing a latching connection. As a locking but also safety bolts, screws or other means come into question.
• a platform receptacle is mounted on the cab roof for take the maintenance platform is provided in a rest position
• the platform receiving can be configured such that the maintenance platform can be accommodated in the vertical direction in the platform recording.
• Such a maintenance platform parked in the rest position hardly restricts the accessibility of the cabin roof.
• the platform receptacle can be arranged next to a reinforcement on the cabin roof such that the maintenance platform accommodated in the platform receptacle is aligned plane-parallel to the separation plane defined by the barrier. In this arrangement, there is virtually no impairment of the accessible area on the cabin roof.
• Fig. 4 is a perspective view of a car for a lift according to the embodiment of Fig. 2, and
• Fig. 5 the cabin of Fig. 4 with developed maintenance platform.
• Fig. 1 shows a generally designated 1 elevator for the vertical conveyance of persons or goods.
• the elevator 1 comprises a movable in an elevator shaft 2
• the elevator shaft 2 is arranged in a multi-storey building.
• the vertically up and down movable cabin 3 is movable by means of a drive unit 9.
• the elevator 1 is embodied in FIG. 1 as a so-called machine-room-less elevator.
• Machine-room-less elevators are elevator systems in which the drive units are no longer in a separate engine room, but are arranged on the zugsschacht 2.
• the drive unit 9 is positioned at the top, ie in the region of the shaft head of the hoistway 2.
• the movement of the car 3 takes place by way of example by means of suspension (not shown), such as carrying cables or carrying belts, which carry the car 3 in an understretched manner.
• the cabin 3 has a cabin body S and a catch frame 4 for supporting the cabin body S.
• the cabin body S which forms an interior space for the persons and goods to be transported, comprises a cabin floor, sidewalls and a canopy denoted 7. The interior is closed on one side by a car door 24.
• the catch frame 4 comprises an upper yoke 6, which extends above the cabin roof 7 in the horizontal direction.
• the catch frame 4, which is familiar to those skilled in the term "support frame”, forms the support structure for the cabin body S.
• On catch frame 4 (not shown here) guide shoes for guiding the cabin and a (not shown) safety gear, in an emergency for example, a speed limiter operating on the pendulum lever principle is provided for monitoring the speed of the car 3 or of the counterweight 1.
• a deflection roller designated by 8 is shown symbolically in Fig. 1.
• the movement of the car or counterweight is transmitted by means of a limiter rope (not shown) to the speed limiter 8.
• the limiter rope extends over the entire shaft height and is also deflected at the lower end of the shaft by means of a deflection pulley
• k can be parts of the overspeed governor 8 near arranged on a shaft ceiling 20 of the hoistway. 2
• the cabin 3 is located in an upper cabin position in FIG. 1, the cabin position shown here being provided for work on the cabin roof 7 in the region of the shaft head.
• the car 3 is secured in this car position by means of a locking device (not shown).
• a person, and in particular maintenance personnel can reach the cabin roof 7 from the top floor via the top landing door 25 or drive up into this cabin position from below via a special driving mode.
• On the canopy 7 standing maintenance personnel can perform most of the repair and maintenance from here.
• a maintenance platform 10 arranged on the upper yoke 6 is used, which is opposite the roof top side of the cabin roof 7 by a vertical distance of, for example, 30 cm or
• the elevated maintenance platform 10 the person can also perform work on the speed limiter 8 and other parts in otherwise difficult or difficult to reach places near the shaft ceiling 20. Further details on the design of the maintenance platform 10 and its arrangement on the catch frame 4 are shown in the following FIGS. 2 to 5 in detail.
• Catch frame 4 is arranged and extends transversely to the profile main direction of the upper yoke 6.
• a coordinate system with x-y axes is shown in Fig. 2.
• the named profile main direction runs in the x direction; the transverse direction or direction along which the maintenance platform 10 extends extends in the y-direction.
• Fig. 2 is located, corresponds to a first working position.
• the maintenance platform 10 may be removed from the upper yoke 4 and placed at other locations on the upper yoke 4.
• the maintenance platform 10 can be optionally arranged at three further positions on the upper yoke 4.
• the maintenance platform 10 in the three further working positions designated by ⁇ , ⁇ and (3) is indicated by dashed rectangles.
• a guardrail for preventing fall comprising two protective parts 26, 27.
• platform receptacle 16 On the car roof 7 a direction indicated by dashed lines platform receptacle 16 is further arranged, in which the maintenance platform 10 can be placed when not in use to create a rest position. By positioning the platform receptacle 16 directly behind the barrier, it is achieved that the maintenance platform accommodated in the platform receptacle 16 can be parked in a space-saving manner.
• the Maintenance platform 10 can be received in the rest position in the vertical direction extending in the platform receptacle 16, wherein the maintenance platform 10 is aligned plane-parallel to the defined by the barrier 26 separation plane.
• FIG. 3 shows an alternative embodiment of an elevator 1 with a car 3 having a maintenance platform 10 which can be arranged in different positions.
• the maintenance platform 10 is pivotally mounted on the upper yoke 6, wherein the pivot axis is designated S. In the rest position shown in Fig. 3, the maintenance platform 10 extends along the upper yoke 6. The maintenance platform 10 is thus aligned as the upper yoke 6 in the direction of the x-axis. To create the working position, the maintenance platform 10 is swung out by a pivoting angle of 90 °. The maintenance platform 10 in the swung-out position or in the working position is shown in phantom by dashed lines.
• FIGS. 4 and 5 Details of a cab 3 with a maintenance platform 10 according to the invention can be taken from FIGS. 4 and 5.
• FIG. This embodiment is a constructive implementation of the variant according to FIG. 2.
• FIG. 4 shows a perspective view of the cab 3 for an elevator, in which the maintenance platform 10 is in a first working position.
• the exemplary embodiment shown in FIGS. 4 and 5 relates to an elevator configuration with a direct suspension, in which the suspension elements 21, which are configured as suspension cables by way of example here, are connected to the upper yoke 6.
• the cabin body 5 comprises a cabin floor 12, side walls 11 and the cabin roof 7.
• the catch frame 4 consists of the upper yoke 6, the side plates 13 and the lower yoke 14.
• the respective elements 4, 13, 14 are each designed in two parts; the upper yoke 6 consists for example of the two yoke parts 19 and 19 *.
• Each yoke part 19, 19 ' is in each case equipped with two insertion openings IS, IS ", IS', 15 '" (see FIG. 5).
• These insertion openings IS, IS ', IS ", 15"' define four docking points for the maintenance platform 10. In the working position, the maintenance platform 10 is evidently oriented horizontally.
• the maintenance platform 10 consists of a tread area 18 and an adjoining area for attachment to the upper yoke 6.
• the attachment region of the maintenance platform 10 is presently formed by an insertion tongue 17.
• the insertion tongue 17 fits into the respective insertion openings IS and is dimensioned for secure holding of the maintenance platform 10 in such a way that in the inserted position (see Fig. 4) the insertion tongue 17 is separated both from the front insertion opening 15 "and from the associated rear insertion opening IS '.
• other detachable connections are also conceivable.

Landscapes

• Engineering & Computer Science (AREA)
• Civil Engineering (AREA)
• Mechanical Engineering (AREA)
• Structural Engineering (AREA)
• Maintenance And Inspection Apparatuses For Elevators (AREA)
• Cage And Drive Apparatuses For Elevators (AREA)

Priority Applications (2)

Applications Claiming Priority (2)

Publications (1)

Family

ID=54364181

Family Applications (1)

Country Status (3)

Families Citing this family (1)

Citations (3)

Family Cites Families (6)

• 2016
  • 2016-10-27 CN CN201680062940.0A patent/CN108349701B/zh not_active Expired - Fee Related
  • 2016-10-27 DE DE112016004937.4T patent/DE112016004937A5/de not_active Withdrawn
  • 2016-10-27 WO PCT/EP2016/075980 patent/WO2017072255A1/de active Application Filing

Patent Citations (3)

Non-Patent Citations (2)

Also Published As

Similar Documents

Legal Events