EP1118576B1 - Kabinenschürze für Aufzug - Google Patents

Kabinenschürze für Aufzug Download PDF

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Publication number
EP1118576B1
EP1118576B1 EP01101225A EP01101225A EP1118576B1 EP 1118576 B1 EP1118576 B1 EP 1118576B1 EP 01101225 A EP01101225 A EP 01101225A EP 01101225 A EP01101225 A EP 01101225A EP 1118576 B1 EP1118576 B1 EP 1118576B1
Authority
EP
European Patent Office
Prior art keywords
cage
car
guard
toe
apron
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
EP01101225A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1118576A3 (de
EP1118576A2 (de
Inventor
Günther Dr. Reuter
Wolfgang Meissner
Helmut Schlecker
Gerhard Thumm
Peter Dr. Führmann
Karl Schopp
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.)
ThyssenKrupp Aufzugswerke GmbH
Original Assignee
ThyssenKrupp Aufzugswerke GmbH
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 ThyssenKrupp Aufzugswerke GmbH filed Critical ThyssenKrupp Aufzugswerke GmbH
Publication of EP1118576A2 publication Critical patent/EP1118576A2/de
Publication of EP1118576A3 publication Critical patent/EP1118576A3/de
Application granted granted Critical
Publication of EP1118576B1 publication Critical patent/EP1118576B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
    • B66B13/28—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between car or cage and wells
    • B66B13/285—Toe guards or apron devices

Definitions

  • the present invention relates to an elevator car with one arranged in the threshold area, facing down Car apron.
  • the car apron prevents a personal crash in the Shaft, for example, when power failure caused stop the car above a floor floor passengers try to open yourself by opening the car door and the Freeing the landing door and climbing out of the car.
  • the feet swing under the car into the void and find no way the Support so that a crash between the car door sill and shaft door threshold threatens through the shaft.
  • a car apron is known, as a sheet of sheet metal from the car door sill extends vertically downwards, with a lower section Beveled or angled towards the interior of the elevator shaft is.
  • apron in the angled section air-permeable openings such as holes, slots and like that.
  • the vertical length (height) of the car apron is according to the rule at least 750 mm.
  • the adjoining Sloping at the bottom section of the car apron to prevent foot crushing / injuries Entrance of the car into the stop with opening door has a slope of about 30 ° (to the vertical).
  • at the entrance of the car is in the lowest station thus a shaft depth necessary, at least the length corresponds to the car apron.
  • the pit pit depth a value, in addition to the apron length nor the underpass (flush position of the car to Hit the buffer), the buffer stroke, the crush distance when staying in the pit (about 100 mm) and possibly includes a shaft tolerance.
  • an elevator car with the features of claim 1 proposed. Accordingly, at least one first car apron at the bottom of the car arranged and reduced in height.
  • the car in addition to the height reducable, removable or swiveling big car apron even a smaller one second car apron on the back, in front of or above the large car apron is located at the car sill and in the area of Stops to avoid foot injuries in the case of inaccurate holding or driving with opening Door in the stop.
  • the first larger apron at least before entering the car in the lowest Stop made dependent or removable trained.
  • the first car apron can be folded or retracted trained be, wherein the collapse / retraction by means of a Four-bar joint (pantograph), a knee joint, a running track, a curve rail or the like can.
  • the running rail can be vertical or horizontal or also parallel to the car door threshold.
  • the Running track can either be at the bottom of the car or in the area of the lowest station in the shaft be.
  • the first car apron according to the invention can in its front surface be formed in one or more parts and off one or more flat sheets or plates or roller blind slats, one or more lattice or mesh-like elements or a mixture of these Parts exist. It is also possible to have the first car apron of two or more to form scissors joints to make crossed struts that are in advantageous Continuing education with a foil, a blind or The like can be covered.
  • the first car apron designed as a telescopic apron, whose individual components when hitting the pit floor or with Help particular drives into each other or side by side be moved.
  • the car is raised again fall the individual parts either by gravity, by spring action or by other known operations back to her extended position.
  • the first car apron in one piece and substantially rigid trained and is in the downward movement of the car in the bottom stops of a holding device held and removed from their seat / anchorage on the car, so that the car is the bottom stop without Car apron reached.
  • Figure 1a shows a section of a car 120, with a Car floor 122, a car door opening 124 and a Car door threshold 126.
  • a first car apron 110 according to the invention arranged in the area of the car door sill 126.
  • the first car apron 110 consists essentially from a flat plate 112, which is substantially vertically down from the edge of the car door sill 126.
  • the edges of the plate 112 are for stabilization folded over the plate to side walls 114.
  • the bottom edge 116 of the plate 112 is chamfered to - as already above explained - Foot injuries of passengers, the when a gap arises carelessly put her foot in the gap have prevented.
  • the first car apron 110 comprises at her the lower edge 116 opposite upper edge two laterally cantilevered pin 118, which is a substantially trapezoidal cross-section with downward (i.e., in the direction of gravity) possess pointing rejuvenation.
  • the cones 118 engage in complementary trained recesses 129th in support members 128 in the area of the car door sill 126 perpendicular to the car door level of the car 120 stand out, and are in these recesses 129 against easy lifting locked.
  • this pin can also be another suspension, for example two superimposed bolts, or vertical plate pieces or the like can be selected in the case of a horizontal application of force from the stop from a yielding the first apron prevented.
  • the first car apron 110 adjusts in a known manner Protection both against foot injuries and crashes in the Shaft is when appropriate situations occur those between car door threshold 126 and the landing door threshold the assigned floor creates a gap and the doors of the elevator, i. the car door and the Shaft door, are open. Such situations are for example - As already described above - the retraction of the car to the stop with the door opening or personal exemption, for example in the event of a power failure.
  • the presentation of the Car doors and landing doors are omitted and it was the Car and the stop indicated only strongly schematized.
  • a second, smaller car apron 140 arranged.
  • the second Car apron 140 is particularly fixed to the car door sill 126 arranged and consists essentially of a flat plate 142, the lower edge 144 to avoid bevelled by injuries, especially foot injuries is.
  • the height of the smaller car apron 140 is chosen so that they are decisive in the downward travel unlocking corresponds to, and is max. 350 mm (this Value therefore results that the readjustment in the stop and retracting with opening door in elevator systems in a range of maximum 350 mm above and below the Binstituiveaus is allowed).
  • the size of the second smaller apron to the given ratios of the permissible Adjust unlocking zone.
  • the second smaller skirt 140 may have a height, which at reduced shaft pit depth is no longer complete in the pit can be accommodated when the car Approach the flush position in the lowest stop would like to.
  • the second car apron be designed in one piece or in several parts displaceable for example by means of oblong holes or telescopic displacement, or otherwise removed from the tread area be, for example, by folding away or pushing.
  • FIG. 2a shows a second embodiment of the invention Car aprons.
  • the in the figure 2 and all others Figures illustrated inventive first car aprons are between an extended active position (shown in Figures 2a, 2b, 3a, 3b, 4a, 4b, 5a, 5b; 6a, 6b and 7a, 7b) and a retracted position for the lowest station (shown in FIGS. 2c, 3c, 4c, 5c, 6c and 7c) pivotable, movable, adjustable, rotatable, etc.
  • the retracted / folded position for the bottom stop is referred to below as "pit position" designated.
  • FIG 2a shows a perspective view already mentioned first car apron 210 according to a second embodiment the invention.
  • the first car apron 210 is below a car floor 222 and its associated car door threshold 226 by means of a so-called four-joint (Pantographs) 250, 252 fixed (see also Figures 2b and 2c).
  • the first car apron 210 consists essentially of a grid 212 with upper and lower crossbars 213 and a plurality of longitudinal struts 215 connecting the transverse struts 213.
  • the hinge elements 250, 252 of the four-bar linkage are in the illustrated embodiment plate-shaped elements, to form the lower hinge axes between the two middle longitudinal struts 215 of the grille 212 of the car apron 210 are articulated. With their opposite Ends are the hinge elements 250, 252 at the bottom the car floor 222 hinged (see Figure 2b).
  • the first car apron 210 at the entrance of the invention with the first car apron 210 equipped car in the lowest station is the first car apron 210 by means of the four-bar link 250, 252 as shown in Figure 2c in a pit position pivoted, in which the grid 212 is substantially horizontal and plan at the bottom of the car floor 222 is applied.
  • Equivalent can also horizontal lattice struts with appropriate Joint arrangement or arranged right and left Four-bar struts are used.
  • a second smaller Car skirt 240 extending from the car door sill 226 extends substantially vertically downwards and a flat plate 242 with a beveled lower edge 244 exists.
  • the mode of action of the second smaller car apron 240 is - as already above described therein, injuries in the area of the unlocking zone to prevent. This feature occurs in particular at the entrance to the lowest station, However, it is also available in all other stops because in the illustrated embodiment, the first car apron 210 is not vertical and flat from the car door sill extends downwards but slightly oblique and with its upper portion spaced to the car door level is arranged.
  • the first car apron 210 according to the second Embodiment of the invention is thus no longer the Dual function - prevention of injury and avoidance crashes into the shaft - too, but only the latter function. It is also sufficient, the first car apron 210, as shown in the figure, as Form grid 212, the struts set sufficiently tight are to a falling of people and in particular To prevent children.
  • the front of the first car apron 210 be formed in other ways, for example by a grid with cross struts, which serve as a climbing aid for out of the Car can serve climbing persons.
  • the first car apron of the second embodiment may Of course, also be designed as a flat surface, such as this in the third embodiment of Figures 3a, 3b and 3c.
  • the basic operation the first car apron 310 shown in Figure 3a according to a third embodiment of the invention substantially corresponds that of the first car apron 210 of the second Embodiment.
  • the first car apron 310 according to the third embodiment of the invention a planar design. This includes the first car apron 310 two plate-shaped elements 312a, 312b, the their longitudinal edges by means of hinges 317 hinged together are connected.
  • the first plate 312a is provided with a lower transverse strut 313 provided by means of longitudinal struts 315 is connected to the four-bar 350, 352.
  • the second Plate 312b is in an area below the car door sill 326 and behind a second smaller apron 340 hinged.
  • the skirt 310 may also consist of more than two Be assembled plate parts.
  • the first apron 310 - As already described above - means of the four-bar 350, 352 in a plan at the bottom the car floor 322 adjacent pit position pivoted, wherein the two plates 312a, 312b in a pivoted and folded on top of each other.
  • the plates 312a, 312b as shown in Figure 3a, central recesses 319a, 319b, in which folded in Condition the four-bar brace 350 can lay.
  • first apron 310 not on the use of plate-shaped Limited to elements or sheets. Rather, for a planar design of the first car apron 310 also fixed Sheets, nets or the like can be used.
  • Figure 4 shows a fourth embodiment of the invention, a first Car apron 410, which is based on the Scherengelenktama.
  • the first car apron 410 according to the invention comprises two cross struts 412a, 412b attached to her Crossing point 417 pivotally connected to each other are. There may be other horizontal struts and / or more Shears are arranged.
  • first transverse strut 413 and a second Cross strut 415 provided.
  • the first cross strut 413 is on the underside of the car floor 422 in the area of the car door sill 426 arranged.
  • one end of the scissor strut 412a is hinged, while the second end of the crossbar 413 as a guide groove is formed, in which the upper end of the second scissor strut 412b is guided horizontally displaceable.
  • the crossbar 415 is levitating parallel to the first one Cross strut 413 at the opposite ends of the two scissor struts 412a, 412b arranged. This is the Scissor strut 412b hinged at one end of the transverse strut 415, while the scissor strut 412a with its free end in a guide groove 462 of the cross member 415 horizontally displaceable is arranged.
  • the first car apron 410 During operation of the invention with the first car apron 410 equipped car is the first car apron 410 before or at the entrance to the lowest stop by Collapsing the scissor-like arranged scissor struts 412a, 412b up to the bottom of the car floor 422 and behind a second smaller car apron 440 folded (see Figures 4b and 4c).
  • FIG. 5a shows a first car apron 510 according to a fifth car Embodiment of the invention.
  • the first car apron 510 exists essentially a grid 512, which consists of two Cross struts 513 and more, the two cross struts 513 connecting longitudinal struts 515, 515 'is formed, wherein the both outer longitudinal struts 515 'over the upper of the two Cross struts out are extended.
  • a car floor 522 At the bottom of a car floor 522 are two guide rails 560 provided in the edge area of the Car floor 522 from its car door sill 526 in FIG extend substantially perpendicular to the car door plane to the rear.
  • each one Rolling element 517 arranged at the upper ends of the two above the upper crossbar 513 extended longitudinal struts 515 'are each one Rolling element 517 arranged.
  • the rolling elements 517 are each in one of the guide rails 560 stored rolling so that the grid 512 of the first car apron 510 along the guide rails 560 in one direction movable and adjustable perpendicular to the plane of the car door is.
  • the roller guide can also be a sliding guide be used.
  • the first car apron comprises 510 pivot arms 550, which have a first end on longitudinal struts of the grid 512 (in the example shown to the outer longitudinal struts 515 ') and with its opposite End in a below the car door threshold 526 located Section of the guide rails 560 on pivot axes 551 are articulated.
  • the first car apron 510 Before or when entering the bottom stop is the first car apron 510 according to the invention from its operative position to avoid falling into the hoistway moved into a raised pit position, in the they (as shown in Figure 5c) substantially plan the bottom of the car floor 522 is applied. Also at This embodiment is a second smaller car apron 540 designed to prevent injury, such as they already related to previous embodiments was explained.
  • Figure 6a shows a first car apron 610 according to a sixth Embodiment of the invention.
  • the first invention Car skirt 610 includes a flat plate 612 that extends substantially vertically from the car door sill 626 flat extends down.
  • the lateral (vertical) Edges of the plate 612 are folded over to side walls 614, and a lower edge 616 is to prevent injury beveled.
  • the plate 612 is at the bottom of the car door sill 626 hinged so that they from their operative position, in they are essentially vertical from the car door sill 626 extends down into a substantially horizontal chess pit position is pivotable in the it rests against the underside of the car floor 622 (cf. Figure 6c).
  • roller pairs 652, 654 are provided in a lower area of the Side walls 614.
  • the Roller pairs 652, 654 cooperate with cam rails 660, in the car slot in the area of the lowest station, especially in the pit, are arranged.
  • one equipped with the first apron 610 according to the invention Cars affect the pairs of rollers 652, 654 with the rails 660 together as follows:
  • the rollers 654 are included the further downward movement of the car through the curved path the cam rails 660 in a horizontal movement deflected, whereby the knee joints 650 through the lower kinked lever (upwards) buckle and the plate 612 at its upper linkage 619 at the bottom of Car door sill 626 is pivoted to the shaft.
  • the knee joint consists of an upper straight and one lower cranked lever.
  • the beveled section 644 lies behind the plate 612, when these are in their vertical active position is located (see dashed line of section 644 in Figure 6b), and is exposed, when the plate 612 is pivoted to the rear. In This uncovered position serves the beveled section 644 - as already explained above - to avoid from injuries.
  • FIG. 7 a shows a further first elevator apron 710 according to FIG Seventh embodiment of the invention.
  • the illustrated in Figure 7a first car apron 710 corresponds in its operation essentially the first car apron shown in FIG. 6a 610 according to the sixth embodiment of the invention.
  • the difference between these two car aprons is that the first shown in Figure 7a Car apron 710 a two-part plate 712 for forming the vertical apron surface comprises.
  • the two lamellar superimposed partial plates 712a, 712b are parallel to the apron area extending horizontal axis pivotally connected to each other. Coaxial to this pivot axis are on the side the plate 712 additional rollers 756 arranged.
  • the advantage of dividing the first apron plate into several superimposed partial plates is that the first apron area at the departure of the car not abruptly, but successively / in sections from bottom to bottom is reduced above, so that always the largest possible Protection is given.
  • a skirt concept is proposed, the at least one if necessary deactivatable first Apron covered.
  • the deactivation of the at least one first Apron is made by removing, retracting, pivoting, Twisting, compression etc. part of the apron concept according to the invention is further that the two protective measures a conventional car apron, namely the avoidance injuries in the area of the unlocking zones and avoiding crashes into the pit be in a first apron, as described if necessary is deactivatable, and a second smaller one Apron that is conventionally but greatly shortened is located at the car door sill and itself a short distance (depending on the height of the unlocking zone) extends under the car door sill.
  • the guides on the right and left can also be used together be locked, this lock by a correspondingly attached element when hitting a deactivation device successively or simultaneously can be solved.
  • the so-called deactivation of the first apron includes any Type of removal of the first apron, height shiftability, the twisting, the pivoting etc.
  • the (smaller) second Schürzen height adjustable for example can be achieved by means of vertically arranged slots can.
  • the smaller apron may be at a pure height shift but not higher than the shaft pit depth be, otherwise a tripping edge arises.
  • the first car apron advantageously a circular segment shape, in particular Quarter circle segment shape.
  • the first apron also with a corresponding displacement mechanism to the side or with bipartite after both Pages are pushed.
  • the first car apron to avoid from crashing into the manhole also as manually hitched Sheet metal, mesh, slope, chute or the like executed be.
  • this apron arranged at the bottom of the car door sill and removed after completion of the exemption and in near the elevator under lock or stored in the shaft.
  • a self-liberation of the im Car by a car door lock be prevented.
  • the big first apron parts always in pit position (i.e. deactivated and in a substantially horizontal Alignment).
  • This can be in any mechanical or electrical manner, for example by means of a Holding magnet can be realized. This is to it make sure that trained skirt parts only in case of need be activated, for example by the Gravity, or in that a used holding magnet switched off.
  • the large first aprons invention can depending on the design with different grid shapes and as needed in addition with means to increase safety (nets, films etc.). Another type is further conceivable, the aprons in the form of one or a number of Sheet metal, in particular roller blind, available put.

Landscapes

  • Elevator Door Apparatuses (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Body Structure For Vehicles (AREA)
EP01101225A 2000-01-21 2001-01-19 Kabinenschürze für Aufzug Expired - Lifetime EP1118576B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10002525 2000-01-21
DE10002525 2000-01-21

Publications (3)

Publication Number Publication Date
EP1118576A2 EP1118576A2 (de) 2001-07-25
EP1118576A3 EP1118576A3 (de) 2002-04-10
EP1118576B1 true EP1118576B1 (de) 2005-04-06

Family

ID=7628284

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01101225A Expired - Lifetime EP1118576B1 (de) 2000-01-21 2001-01-19 Kabinenschürze für Aufzug

Country Status (4)

Country Link
EP (1) EP1118576B1 (es)
AT (1) ATE292597T1 (es)
DE (1) DE50105795D1 (es)
ES (1) ES2240244T3 (es)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011051638U1 (de) 2011-10-14 2011-11-16 Aufzugteile Bt Gmbh Absturzschutz für Aufzugsanlagen
US11161716B2 (en) 2018-02-23 2021-11-02 Otis Elevator Company Elevator car toe guard system
US11267679B2 (en) 2018-08-10 2022-03-08 Otis Elevator Company Elevator car apron

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US6095288A (en) 1999-04-22 2000-08-01 Otis Elevator Company Pit-less elevator
SE523919C2 (sv) * 2000-08-31 2004-06-01 Motala Hissar Ab Anordning vid hiss innefattande en vid hisskorgens dörrsida nedåt utskjutande skärm
FI20002743A (fi) * 2000-12-14 2002-06-15 Kone Corp Jalkasuojus
DE10065101A1 (de) * 2000-12-28 2002-07-18 Logos Innovationen Gmbh Aufzug mit einer Schutzvorrichtung
WO2002060802A2 (en) * 2001-01-31 2002-08-08 Otis Elevator Company Moveable toe guard assembly for elevators
DE10115990C1 (de) * 2001-03-30 2002-10-10 Reinhard Muth Sicherheitssystem für einen Fahrstuhl
DE60308684T2 (de) * 2003-10-13 2007-08-16 Lm Liftmaterial Gmbh Aufzugssystem
FI118220B (fi) 2004-06-07 2007-08-31 Kone Corp Hissin oviaukon turvajärjestely
FI20040776A (fi) * 2004-06-07 2005-08-19 Kone Corp Hissijärjestely
DE102005047498B3 (de) * 2005-10-04 2007-04-19 Wittur Ag Faltbare selbsthemmende Fahrkorbschürze
DE102006022407B3 (de) * 2006-05-13 2007-08-23 W & W Aufzugs- Und Industriekomponenten Gmbh & Co. Kg Dreiteilige Teleskop-Fahrkorbschürze
FR2912390B1 (fr) * 2007-02-13 2009-04-17 Lyonnaise De Construction De M Dispositif de protection pour un ascenseur et ascenseur comportant un tel dispositif
FR2951148B1 (fr) * 2009-10-09 2012-09-07 Prudhomme Sa Chasse pieds pour ascenseur et son procede de deploiement
ES2926908T3 (es) * 2011-03-22 2022-10-31 Otis Elevator Co Conjunto de protección de los dedos de los pies para un sistema de ascensor
US9428365B2 (en) * 2011-04-05 2016-08-30 Otis Elevator Company Toe guard assembly for an elevator system
CN102701057B (zh) * 2012-03-13 2014-04-09 西子奥的斯电梯有限公司 一种可旋转轿厢护脚板
CN104326320A (zh) * 2014-10-29 2015-02-04 康力电梯股份有限公司 一种伸缩轿厢护脚板
CN208150738U (zh) * 2017-11-09 2018-11-27 浙江西子重工机械有限公司 一种高度可调节的护脚板装置
CN110407065B (zh) * 2018-04-28 2022-04-29 中国建筑科学研究院有限公司建筑机械化研究分院 护脚板高度可调整装置及电梯装置系统
CN108946389B (zh) * 2018-08-31 2023-12-15 黄河科技学院 一种双户使用的多层楼房改造用电梯
WO2020260046A1 (de) 2019-06-28 2020-12-30 Inventio Ag Aufzugsanlage mit einer an führungsschienen abstützbaren kabinenschürze
EP4038006A1 (de) 2019-09-30 2022-08-10 Inventio AG Aufzugsanlage
CN114531871B (zh) * 2019-09-30 2023-11-17 因温特奥股份公司 电梯设备

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CH431864A (de) * 1966-03-09 1967-03-15 Inventio Ag Schutzvorrichtung an einem Aufzug
JPS5347650A (en) * 1976-10-14 1978-04-28 Mitsubishi Electric Corp Apron of elevator cage
JPS60102386A (ja) * 1983-11-04 1985-06-06 株式会社日立製作所 エレベ−タ−かごの前だれ装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011051638U1 (de) 2011-10-14 2011-11-16 Aufzugteile Bt Gmbh Absturzschutz für Aufzugsanlagen
EP2581334A1 (de) 2011-10-14 2013-04-17 Aufzugteile BT GmbH Absturzschutz für Aufzugsanlagen
US11161716B2 (en) 2018-02-23 2021-11-02 Otis Elevator Company Elevator car toe guard system
US11267679B2 (en) 2018-08-10 2022-03-08 Otis Elevator Company Elevator car apron

Also Published As

Publication number Publication date
EP1118576A3 (de) 2002-04-10
DE50105795D1 (de) 2005-05-12
ATE292597T1 (de) 2005-04-15
EP1118576A2 (de) 2001-07-25
ES2240244T3 (es) 2005-10-16

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