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EP1329411B1 - Ascenseur - Google Patents

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Publication number
EP1329411B1
EP1329411B1 EP00961031A EP00961031A EP1329411B1 EP 1329411 B1 EP1329411 B1 EP 1329411B1 EP 00961031 A EP00961031 A EP 00961031A EP 00961031 A EP00961031 A EP 00961031A EP 1329411 B1 EP1329411 B1 EP 1329411B1
Authority
EP
European Patent Office
Prior art keywords
driving machine
elevator apparatus
hoistway
machine base
landing
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
EP00961031A
Other languages
German (de)
English (en)
Other versions
EP1329411A1 (fr
EP1329411A4 (fr
Inventor
S. c/o Mitsubishi Electric Engin. Co Ltd MIZUNO
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1329411A1 publication Critical patent/EP1329411A1/fr
Publication of EP1329411A4 publication Critical patent/EP1329411A4/fr
Application granted granted Critical
Publication of EP1329411B1 publication Critical patent/EP1329411B1/fr
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
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/0035—Arrangement of driving gear, e.g. location or support
    • B66B11/0045—Arrangement of driving gear, e.g. location or support in the hoistway
    • 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
    • B66B11/04—Driving gear ; Details thereof, e.g. seals
    • B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators

Definitions

  • the present invention relates to an elevator apparatus.
  • a driving machine for raising/lowering a car and a counterweight is arranged at an upper portion within a hoistway.
  • the driving machine is large, there may be a case where the driving machine can not be arranged within the hoistway.
  • part of a wall portion 1a of a hoistway 1 is overhung to the outside to thereby form a recessed portion 2.
  • a driving machine 3 is arranged inside the recessed portion 2.
  • the entrance of the recessed portion 2 needs to be large enough to allow maintenance personnel to enter.
  • equipment such as a rail is located in front of the entrance
  • the recessed portion 2 needs to be still larger in order to avoid the equipment.
  • building costs are increased.
  • a machine base 4 for supporting the driving machine 3 also becomes large.
  • WO 99/43596 discloses such an elevator apparatus falling within the scope of the preamble of claim 1.
  • an elevator apparatus comprising: a hoistway including a front wall located within a landing; a car that ascends/descends inside the hoistway, a driving machine including a drive sheave for raising/lowering the car; and a main rope wound around the drive sheave for suspending the car, wherein the front wall is provided with an opening portion by which an upper portion of the landing communicates with the hoistway, the landing side and the hoistway side of the opening portion are respectively fitted with a removable soundproof/fireproof cover, and the driving machine is arranged within an installation space surrounded by the soundproof/fireproof cover, characterised in that the driving machine is capable of being displaced from a normal installation position to the landing side at the time of maintenance and inspection.
  • the present invention has been made with the view of solving the above-mentioned problems attendant in the prior art, and an advantage achievable with embodiments of the present invention is to provide an elevator apparatus that allows the installation space for a driving machine to be reduced and facilitates maintenance and inspection of the driving machine.
  • Fig. 1 is a longitudinal sectional view of an elevator apparatus according to a first example useful for understanding, but not forming part of, the present invention
  • Fig. 2 is a plan view showing the elevator apparatus of Fig. 1
  • Fig. 3 is an enlarged view of a main portion of Fig. 1 .
  • a hoistway 11 includes a front wall 11a located within a landing 12, a rear wall 11b opposing this front wall 11a and a pair of side walls 11c, 11d.
  • a landing entrance 13 is provided within the front wall 11a.
  • the front wall 11a at a landing 12 at the top floor is provided with an opening portion 14 by which the upper portion of the landing 12 communicates with the hoistway 11.
  • the opening portion 14 is located above the landing entrance 13 in the top floor.
  • the landing 12 side and the hoistway 11 side of the opening portion 14 are fitted with respective removable soundproof/fireproof covers 15 and 16. These soundproof/fireproof covers 15 and 16 are fitted to a ceiling portion 18 and the front wall 11a by a plurality of mounting fittings 17.
  • the soundproof/fireproof cover 15 on the landing 12 side is capable of being divided in half in the center, and the dividing portion is connected using a fastener 19.
  • a machine base 21 is fixed within an installation space 20 surrounded by the soundproof/fireproof covers 15, 16.
  • a driving machine (hoisting machine) 23 is supported through a plurality of rubber pads 22.
  • the driving machine 23 includes a drive sheave 24.
  • a pair of car guide rails 25 and a pair of counterweight guide rails 26 are installed within the hoistway 11.
  • a car 27 is raised/lowered within the hoistway 11 guided by the car guide rails 25 by means of the driving machine 23.
  • a counterweight 28 is also raised lowered within the hoistway 11 guided by the counterweight guide rails 26 by means of the driving machine 23.
  • Support beams 29 are fixed to the upper end portions of the guide rails 25 and 26.
  • the support beams 29 abut with the rear wall 11b, and support a car-side sheave 30 and a counterweight-side sheave 31.
  • Connection frames 32 for transmitting horizontal forces applied to the machine base 21 to the support beam 29 are connected between the support beams 29 and the machine base 21.
  • a pair of car suspension sheaves 33 are provided at the bottom portion of the car 27.
  • a counterweight suspension sheave 34 is provided at the top portion of the counterweight 28.
  • a main rope 35 for suspending the car 27 and the counterweight 28 winds around the drive sheave 24.
  • the soundproof/fireproof cover 16 on the hoistway 11 side is provided with a plurality of holes 16a through which the main rope 35 passes.
  • One end portion of the main rope 35 is connected with a rope stop (not shown) at the upper portion of the hoistway 11, and then is wound around the car suspension sheave 33, the car-side sheave 30, the drive sheave 24, the counterweight-side sheave 31 and the counterweight suspension sheave 34 in this order.
  • the other end portion thereof is connected with the rope stop (not shown) at the upper portion of the hoistway 11.
  • the opening portion 14 is provided in the front wall 11a of the hoistway 11, the landing 12 side and the hoistway 11 side of the opening portion 14 are fitted with the removable soundproof/fireproof covers 15 and 16, and the driving machine 23 is arranged within the installation space 20 surrounded by the soundproof/fireproof covers 15 and 16.
  • the soundproof/fireproof cover 15 it becomes possible to perform maintenance and inspection of the driving machine 23 from the landing 12 side.
  • connection frames 32 are provided between the machine base 21 and the support beams 29, the horizontal force applied to the machine base 21 is transmitted to the wall portion of the hoistway 11, namely the rear wall 11b here, through the connection frames 32 and the support beams 29. Therefore, it becomes possible to simplify support construction of the machine base 21.
  • FIG. 4 is a longitudinal sectional view of an elevator apparatus according to a second example useful for understanding, but not forming part of, the present invention
  • Fig. 5 is a plan view showing the elevator apparatus of Fig. 4
  • Fig. 6 is an enlarged view of a main portion of Fig. 4 .
  • a machine base 41 is fixed within an installation space 20. With the machine base 41, a thin type driving machine 42 is horizontally mounted through a plurality of rubber pads 22.
  • the driving machine 42 includes a drive sheave 43.
  • the drive sheave 43 rotates about a vertical rotational axis. The remaining constructions are the same as that in the first example.
  • Fig. 7 is a longitudinal sectional view showing a main portion of an elevator apparatus according to Embodiment 1 of the present invention.
  • a machine base 44 for supporting a driving machine 23 is capable of rotating about a shaft pin 45.
  • a screw receiver 46 is fixed to the machine base 44, and a screw bar 47 is bolted and fitted in the screw receiver 46.
  • a bracket with an angular aperture 48 is provided at the end portion of the screw bar 47.
  • the machine base 44 is rotated about the shaft pin 45 by rotating the screw bar 47. In this way, the driving machine 23 is moved from a normal installation position to a landing 12 side.
  • the remaining constructions are the same as that in the first example.
  • Fig. 8 is a longitudinal sectional view showing a state at the time of maintenance and inspection of the driving machine 23 shown in Fig. 7 .
  • soundproof/fireproof covers 15, 16 are removed (it is also possible to only remove the soundproof/fireproof cover 15), and the screw bar 47 is rotated by means of a handle 49.
  • the driving machine 23 is moved to a position where work can be easily performed.
  • Fig. 9 is a longitudinal sectional view showing a main portion of an elevator apparatus according to Embodiment 2 of the present invention.
  • a machine base 44 is supported by a slide member 51 through a shaft pin 45.
  • the slide member 51 is slidably supported from the ceiling portion 18 along a slide guide 52.
  • a screw bar 53 is bolted and fitted in the slide member 52.
  • a bracket with an angular aperture 54 is provided at the end portion of the screw bar 53.
  • the slide member 52 is moved along the slide guide 52 by rotating the screw bar 53. In this way, a driving machine 23 is moved from a normal installation position to a landing 12 side.
  • the remaining constructions are the same as that in Embodiment 1.
  • Fig. 10 is a longitudinal sectional view showing a state at the time of maintenance and inspection of the driving machine 23 shown in Fig. 9 .
  • soundproof/fireproof covers 15, 16 are removed, and the screw bars 47, 53 are rotated by means of a handle 49.
  • the driving machine 23 is moved to a position where work can be easily performed.
  • Fig. 11 is a longitudinal sectional view showing a main portion of an elevator apparatus according to Embodiment 3 of the present invention.
  • a machine base 55 for supporting a thin type driving machine 42 is fitted on a front wall 11a, being rotatable about a shaft pin 56.
  • a screw receiver 57 in which a screw bar 58 is bolted and fitted.
  • the end portion of the screw bar 58 is provided with a bracket with an angular aperture 59.
  • the machine base 55 is fitted with a guide pipe 60 serving as a rope jump prevention means for preventing changes in the approach angle of main rope 35 to drive sheave 43 due to displacement of the driving machine 42.
  • the machine base 55 is rotated about the shaft pin 56 by rotating the screw bar 58. In this way, the driving machine 42 moves from a normal installation position to a landing 12 side.
  • the remaining constructions are the same as that in the second example.
  • Fig. 12 is a longitudinal sectional view showing a state at the time of maintenance and inspection of the driving machine 42 shown in Fig. 11 .
  • soundproof/fireproof covers 15, 16 are removed, and the screw bar 58 is rotated by means of a handle 49.
  • the driving machine 42 is moved to a position where work can be easily performed.
  • Fig. 13 is a longitudinal sectional view showing a main portion of an elevator apparatus according to Embodiment 4 of the present invention.
  • a machine base 61 for supporting a driving machine 42 is capable of moving diagonally along a slide guide 62 to a landing 12 side.
  • a screw bar 63 is bolted and fitted in the machine base 61.
  • the end portion of the screw bar 63 is provided with a bracket with an angular aperture 64.
  • the machine base 61 is fitted with a guide pipe 65 serving as a rope jump prevention means for preventing changes in the approach angle of main rope 35 to drive sheave 43 due to displacement of the driving machine 42.
  • the remaining constructions are the same as that in Embodiment 3.
  • Fig. 14 is a longitudinal sectional view showing a state at the time of maintenance and inspection of the driving machine 42 shown in Fig. 13 .
  • soundproof/fireproof covers 15 and 16 are removed, and the screw bar is 63 rotated by means of a handle 49.
  • the driving machine 42 is moved to a position where work can be easily performed.
  • the machine base 61 is provided with the guide pipe 65, changes in the approach angle of the main rope 35 to the drive sheave 43 due to the displacement of the driving machine 42 are prevented, thereby preventing the main rope 35 from jumping off the drive sheave 43.
  • Embodiments 1 - 4 rope tension is acting on the driving machines 23 and 42.
  • a large amount of force is applied to the screw bars 47, 53, 58 and 63, and thus it is difficult to move the driving machines 23 and 42.
  • the car 27 and the counterweight 28 are supported at a position of a certain height within the hoistway 11 and the screw bars 47, 53, 58 and 63 are rotated after reducing the rope tension, whereby it becomes easy to displace the driving machines 23, 42.
  • the positions of the driving machines 23, 42 are fixed by fixtures (not shown) such as fixing bolts, and then the fixtures are released at the time of the maintenance and inspection to thereby displace the driving machines 23, 42.
  • Fig. 15 is a side view showing a state at the time of maintenance and inspection of an elevator apparatus according to a third example useful for understanding, but not forming part of, the present invention
  • Fig. 16 is a perspective view showing a main portion of Fig. 15 viewed from a landing side
  • Fig. 17 is an exploded perspective view showing a scaffolding device of Fig. 15 .
  • a scaffolding hanging frame 71 is fixed to a landing 12 side of a front wall 11a.
  • a scaffolding device 72 onto which maintenance personnel stand at the time of maintenance and inspection of driving machine 42 is hung on the scaffolding hanging frame 71 to be supported.
  • the scaffolding device 72 includes a folding scaffolding frame 73 and a plurality of scaffolding panels 74.
  • the scaffolding frame 73 includes: a pair of lower frames 75; a linkage link 76 for linking the lower frames 75; a pair of longitudinal frames 77; a pair of first handrail links 78; a pair of second handrail links 79; a pair of first handrail support links 80 which are linked between the lower frame 75 and the first handrail link 78; a pair of second handrail support links 81 which are linked between the lower frame 75 and the second handrail link 79; a linkage handrail 82 which is linked between the second handrail support links 81; a pair of first slant links 83 which are linked between the longitudinal frame 77 and the first handrail link 78; and a pair of second slant links 84 which are linked between the first handrail link 78 and the lower frame 75.
  • a stopper for the handrail support link 85 is provided at the tip end portion of each lower frame 75.
  • a hanging fitting 86 which is hung on the scaffolding hanging frame 71 is fixed to the upper end portion of each longitudinal frame 77.
  • a plurality of hooks 74a engaging with the lower frame 75 are provided in each scaffolding panel 74.
  • a ladder 87 reaches between the floor of the landing 12 and the scaffolding device 72.
  • the scaffolding device 72 is fitted in the vicinity of the opening portion 14, workability and safety of the maintenance and inspection operations are enhanced. Further, the scaffolding device 72 is capable of being divided into the folding scaffolding frame 73 and the plurality of scaffolding panels 74. Therefore, it is easy to store and convey the scaffolding device 72.
  • Fig. 18 is a longitudinal sectional view showing a main portion of an elevator apparatus according to a fourth example useful for understanding, but not forming part of, the present invention
  • Fig. 19 is a plan view showing the elevator apparatus of Fig. 18 .
  • a control panel 91 for controlling operation of the elevator apparatus is fixed to an outer peripheral portion of a soundproof/fireproof cover 15 on a landing 12 side. By sliding a cover 92 of the control panel 91, the control panel 91 opens from the landing 12 side.
  • the other constructions are the same as that in the second example.
  • control panel 91 is fixed to the outer peripheral portion of the soundproof/fireproof cover 15.
  • the control panel 91 is fixed to the outer peripheral portion of the soundproof/fireproof cover 15.
  • maintenance and inspection operation of the control panel 91 can be easily performed on the landing 12 side.
  • Fig. 20 is a longitudinal sectional view showing a main portion of an elevator apparatus according to a fifth example useful for understanding, but not forming part of, the present invention
  • Fig. 21 is a plan view showing the elevator apparatus of Fig. 20 .
  • a control panel 91 is accommodated within an installation space 20 of a driving machine 42.
  • the control panel 91 is, as shown in Fig. 22 , capable of being pulled out to a landing 12 side along a slide guide 93.

Landscapes

  • 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)

Claims (5)

  1. Ascenseur comprenant :
    une gaine (11) comprenant une paroi avant (11a) située à l'intérieur d'un palier (12) ;
    une cabine (27) qui monte / descend à l'intérieur de la gaine ;
    une machine d'entraînement (23) comprenant une poulie motrice (24) pour faire monter / descendre la cabine (27) ; et
    un câble principal (35) enroulé autour de la poulie motrice (24) pour suspendre la cabine (27),
    dans lequel la paroi avant (11a) est prévue avec une partie d'ouverture (14) grâce à laquelle une partie supérieure du palier (12) communique avec la gaine (11), le côté du palier et le côté de la gaine de la partie d'ouverture (14) sont respectivement équipés d'un couvercle amovible insonorisé / résistant au feu (15, 16) et la machine d'entraînement est agencée à l'intérieur d'un espace d'installation (20) entouré par le couvercle insonorisé / résistant au feu (15, 16) ;
    caractérisé en ce que :
    la machine d'entraînement (23) peut être déplacée d'une position d'installation normale jusqu'au côté de palier au moment de l'entretien et du contrôle.
  2. Ascenseur selon la revendication 1, comprenant en outre : une base de machine (44, 55, 61) fixée à l'intérieur de l'espace d'installation (20) pour supporter la machine d'entraînement (23) ; et un châssis de raccordement (32) prévu entre une partie de paroi (116) de la gaine (11) et la base de machine (44, 55, 61) pour transmettre à la partie de paroi, une force horizontale appliquée à la base de machine.
  3. Ascenseur selon la revendication 1 ou 2, comprenant en outre des moyens anti-saut de câble (60, 65) pour empêcher des changements d'un angle d'approche du câble principal (35) par rapport à la poulie motrice (24) dus au déplacement de la machine d'entraînement (23).
  4. Ascenseur selon la revendication 3, dans lequel la machine d'entraînement. (23) est supportée par une base de machine (55, 61) pouvant être déplacée, et les moyens anti-saut de câble (60, 65) sont montés sur la base de machine (55, 61) et limitent le déplacement du câble principal (35) par rapport à la base de machine (55, 61) lorsque la base de machine est déplacée.
  5. Ascenseur selon l'une quelconque des revendications précédentes, comprenant en outre un dispositif d'échafaudage (72) pouvant être monté à proximité de la partie d'ouverture (14) pendant l'entretien et le contrôle.
EP00961031A 2000-09-14 2000-09-14 Ascenseur Expired - Lifetime EP1329411B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2000/006322 WO2002022487A1 (fr) 2000-09-14 2000-09-14 Ascenseur

Publications (3)

Publication Number Publication Date
EP1329411A1 EP1329411A1 (fr) 2003-07-23
EP1329411A4 EP1329411A4 (fr) 2006-05-31
EP1329411B1 true EP1329411B1 (fr) 2009-01-14

Family

ID=11736459

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00961031A Expired - Lifetime EP1329411B1 (fr) 2000-09-14 2000-09-14 Ascenseur

Country Status (5)

Country Link
EP (1) EP1329411B1 (fr)
JP (1) JPWO2002022487A1 (fr)
CN (1) CN1178845C (fr)
DE (1) DE60041420D1 (fr)
WO (1) WO2002022487A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007129385A1 (fr) * 2006-05-01 2007-11-15 Mitsubishi Denki Kabushiki Kaisha Dispositif de monte-charge
WO2010065040A1 (fr) 2008-12-05 2010-06-10 Otis Elevator Company Système d'ascenseur et procédé d'installation
WO2010065039A2 (fr) 2008-12-05 2010-06-10 Otis Elevator Company Système élévateur comprenant des circuits électroniques de commande portés par un support de machine élévatrice
KR101226976B1 (ko) 2008-12-05 2013-01-28 오티스 엘리베이터 컴파니 엘리베이터 기계 지지체
CN109399423A (zh) * 2018-11-29 2019-03-01 苏州江南嘉捷电梯有限公司 一种钢带曳引机的安装布置方式

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999043596A2 (fr) * 1998-02-26 1999-09-02 Otis Elevator Company Systeme d'ascenseurs dont le moteur d'entrainement est adjacent a la porte paliere

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60167072U (ja) * 1984-04-16 1985-11-06 三菱電機株式会社 エレベ−タ装置
JPH0631145B2 (ja) * 1986-04-01 1994-04-27 三菱電機株式会社 エレベ−タ装置
FI98209C (fi) * 1994-05-04 1997-05-12 Kone Oy Vetopyörähissi, nostoyksikkö ja koneistotila
FI94123C (fi) 1993-06-28 1995-07-25 Kone Oy Vetopyörähissi
ATE306455T1 (de) * 1999-08-19 2005-10-15 Inventio Ag Aufzugsanlage mit einer in einem aufzugsschacht angeordneten antriebseinheit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999043596A2 (fr) * 1998-02-26 1999-09-02 Otis Elevator Company Systeme d'ascenseurs dont le moteur d'entrainement est adjacent a la porte paliere

Also Published As

Publication number Publication date
CN1178845C (zh) 2004-12-08
EP1329411A1 (fr) 2003-07-23
WO2002022487A1 (fr) 2002-03-21
CN1390183A (zh) 2003-01-08
EP1329411A4 (fr) 2006-05-31
JPWO2002022487A1 (ja) 2004-01-22
DE60041420D1 (de) 2009-03-05

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