WO2002053484A1 - Car upper handrail device of elevator - Google Patents

Car upper handrail device of elevator Download PDF

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Publication number
WO2002053484A1
WO2002053484A1 PCT/JP2000/009425 JP0009425W WO02053484A1 WO 2002053484 A1 WO2002053484 A1 WO 2002053484A1 JP 0009425 W JP0009425 W JP 0009425W WO 02053484 A1 WO02053484 A1 WO 02053484A1
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WO
WIPO (PCT)
Prior art keywords
car
handrail
handrails
elevator
rotating
Prior art date
Application number
PCT/JP2000/009425
Other languages
French (fr)
Japanese (ja)
Inventor
Takao Nishida
Hideaki Kodera
Wim Offerhaus
Lidewy Van Wagensveld
Jan Aernoud Brouwers
Original Assignee
Mitsubishi Denki Kabushiki Kaisha
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 Denki Kabushiki Kaisha filed Critical Mitsubishi Denki Kabushiki Kaisha
Priority to CN00819195.6A priority Critical patent/CN1289377C/en
Priority to EP00985997A priority patent/EP1346942B1/en
Priority to JP2002554610A priority patent/JP4694096B2/en
Priority to PCT/JP2000/009425 priority patent/WO2002053484A1/en
Priority to DE60040100T priority patent/DE60040100D1/en
Publication of WO2002053484A1 publication Critical patent/WO2002053484A1/en

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Classifications

    • 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
    • B66B5/0043—Devices enhancing safety during maintenance
    • B66B5/005—Safety of maintenance personnel
    • B66B5/0081—Safety of maintenance personnel by preventing falling by means of safety fences or handrails, being operable or not, mounted on top of the elevator car

Definitions

  • the present invention relates to a car handrail device that is provided on a car and surrounds a work area for maintenance and inspection work on the car.
  • a worker rides on the car and performs maintenance and inspection work on equipment in the hoistway and on-car equipment.
  • a car handrail device is generally provided on the car.
  • the car In order to make the gap between the car and the hoistway ceiling when stopped on the top floor as small as possible, and to reduce the amount of the hoistway top protruding from the top of the building, the car must physically move past the top floor It is necessary that the equipment on the car does not collide with the ceiling of the hoistway when moving to the highest position where it can be ascended, and that the safety of workers when working on the basket must be ensured.
  • FIG. 10 is a perspective view showing a conventional car railing device of the related art shown in, for example, Japanese Utility Model Publication No. 2-4-2704, and FIG. FIG. 12 is a side view showing the handrail device, and FIG. 12 is a side view showing a state where the car handrail device of FIG. 11 is folded.
  • the car handrail device 2 provided on the car 1 is assembled at the time of maintenance and inspection.
  • the car handrail device 2 is folded down and its height is reduced, as shown in FIG.
  • the present invention has been made to solve the above-described problems, and can prevent interference with beams and equipment located above a car, and can reduce costs with a simple structure.
  • the aim is to obtain an evening car railing device.
  • An elevator car handrail device is provided on a car and surrounds a work area for maintenance and inspection work on the car, and is spaced apart from each other in a width direction of the car.
  • a pair of fixed handrails and a pair of fixed handrails which are erected at the top of the car, one end of which is located near the front end of the car, and the other end of which is located in the middle of the car in the depth direction.
  • FIG. 1 is a side view showing a car handrail device of an elevator in accordance with Embodiment 1 of the present invention
  • FIG. 2 is a sectional view taken along the line I I—II of FIG. 1,
  • FIG. 3 is a side view showing a state in which the rotating handrail of FIG. 1 is rotated to the open position
  • FIG. 4 is a cross-sectional view taken along the line IV-IV in FIG. 3,
  • FIG. 5 is a side view showing an elevator car handrail device according to Embodiment 2 of the present invention.
  • FIG. 6 is a sectional view taken along the line VI-VI of FIG. 5,
  • FIG. 7 is a plan view showing a main part of a car handrail device for an elevator in accordance with Embodiment 3 of the present invention.
  • FIG. 8 is a plan view showing a main part of a car handrail device for an elevator in accordance with Embodiment 4 of the present invention.
  • FIG. 9 shows a main part of a car handrail device for an elevator in accordance with Embodiment 5 of the present invention. Plan view,
  • FIG. 10 is a perspective view showing an example of a conventional elevator handrailing device for an elevator.
  • FIG. 11 is a side view showing the car handrail device of FIG. 10,
  • FIG. 12 is a side view showing a state where the car handrail device of FIG. 11 is folded.
  • FIG. 1 is a side view showing an elevator car handrail device according to Embodiment 1 of the present invention
  • FIG. 2 is a cross-sectional view taken along the line II-II of FIG.
  • a pair of guide rails 12 are provided in a hoistway 11.
  • the car 13 is moved up and down in the hoistway 11 by being guided by the guide rails 12.
  • car doors 14 and 15 are provided before and after the car 13, respectively.
  • landing doors 16 and 17 are provided opposite the car doors 14 and 15.
  • a building beam 18 used to lift equipment during the installation of the elevator.
  • the car handrail device 20 On the car 13, a car handrail device 20 surrounding work areas A and B for maintenance and inspection work on the car 13 is provided.
  • the car handrail device 20 has a pair of fixed handrails 21 and 22 and a pair of rotating handrails 23 and 24.
  • the fixed handrails 21 and 22 are erected at the upper part of the car 13 at an interval in the width direction of the car 13 (vertical direction in FIG. 2).
  • One end of the fixed handrails 21 and 22 is located near the front end of the car 13.
  • the other ends of the fixed handrails 21 and 22 are located in the middle of the car 13 in the depth direction (the left-right direction in FIG. 2).
  • the pivoting handrails 23 and 24 extend from the other end of the pair of fixed handrails 21 and 22 along the width direction of the car 13 and close the other end, as shown in FIGS. 3 and 4.
  • the pair of fixed handrails 21 and 22 are rotatable (double door type) between the other end of the pair of handrails 21 and an open position extending along the depth direction of the car 13.
  • the car handrail device 20 it is possible to prevent the car handrail device 20 from interfering with the beam 18 and the equipment located above the car 13.
  • the work areas A and B can be switched simply by rotating the handrails 23 and 24, and at the same time, interference with the beams 18 and equipment can be avoided. Therefore, costs can be reduced with a simple structure, and maintenance work time can be reduced. Can be prevented from becoming longer.
  • the lifting beam 18 used during the installation of the elevator can be removed after the installation, but in that case, it takes time.
  • the car handrail device 20 since the car handrail device 20 does not interfere with the beam 18, the beam 18 can be left, and labor for removal can be saved. Can be.
  • FIG. 5 is a side view showing a car handrail device for an elevator in accordance with a second embodiment of the present invention
  • FIG. 6 is a sectional view taken along the line VI-VI of FIG.
  • the car door 14 is provided only on the front side of the car 13.
  • a rear handrail 25 is arranged at the rear end of the car 13 so as to connect the front ends of the rotating handrails 23, 24 when in the open position.
  • Other configurations are the same as those of the first embodiment.
  • FIG. 7 is a plan view showing a main part of a car handrail device of an elevator according to Embodiment 3 of the present invention.
  • the stoppers 26, 27, which restrict the pivoting handrails 23, 24 from turning in the opening direction by the contact of the tips of the pivoting handrails 23, 24, are provided with the rear handrail 2 5 are provided at both ends.
  • Other configurations are the same as those of the second embodiment.
  • FIG. 8 is a plan view showing a main part of a car handrail device of an elevator according to Embodiment 4 of the present invention.
  • the rotating handrails 23 and 24 are held in a closed position by a set screw 28 as a holding means for connecting them. Further, the rotating handrails 23, 24 are constantly biased in the direction of rotating to the position by the torsion coil springs 29, 30 as biasing means.
  • the rotating handrails 23, 24 are urged by the torsion coil springs 29, 30, the rotating handrails 23, 24 can be easily moved to the open position simply by removing the set screw 28. It can be rotated, and workability can be improved.
  • the holding means is not limited to the set screw 28, but may be, for example, a rotating handrail.
  • holding means May be a combination of a permanent magnet and a magnetic plate fixed to the rotating handrails 23 and 24 and attracted to each other. Further, the holding means may be a one-way wire or the like that is connected between the rotating handrails 23 and 24.
  • the urging means is not limited to the torsion coil springs 29, 30.
  • FIG. 9 is a plan view showing a main part of a car handrail device for an elevator in accordance with Embodiment 5 of the present invention.
  • a microswitch 31 is disposed between the rotating handrails 23 and 24 as detecting means for detecting whether the rotating handrails 23 and 24 are in the closed position.
  • the microswitch 31 is mounted on one of the handrails 23 and is operated by the other handrail 24.
  • the detection signal from the microswitch 31 is output to a control device (not shown) for controlling the operation of the elevator.
  • a control device for controlling the operation of the elevator.
  • normal operation is possible when the rotating handrail 24 is in the closed position.
  • the rotating handrail 24 is not in the closed position, it is considered that there is a possibility of interference with the beams 18 and the like, and the ascending range of the car 13 is limited.
  • the provision of the microswitch 31 more reliably prevents the rotating handrails 23, 24 from interfering with the beams 18, devices, etc. above the car 13. be able to.
  • the detection means is not limited to the microswitch 31, but another mechanical switch, an optical switch, a proximity sensor, or the like can be used.

Landscapes

  • Cage And Drive Apparatuses For Elevators (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

A car upper handrail device of an elevator, wherein a pair of fixed handrails are installed vertically on the upper part of a car at an interval in lateral direction of the car, one end part of the fixed handrail is positioned near the front end part of the car and the other end part is positioned at the intermediate part of the car in longitudinal direction, and a pair of rotating handrails are formed to be rotatable between a closed position extending from the other end part of the pair of the fixed handrails along the lateral direction of the car to close a space between the one end part and the other end part and an open position extending from the other end part of the pair of the fixed handrails along the longitudinal direction of the car.

Description

明 細 書 エレべ一夕のかご上手摺装置  Handrail device for the elevator
技術分野 Technical field
この発明は、 かご上に設けられ、 かご上での保守点検作業のための作業領域を 囲むエレべ一夕のかご上手摺装置に関するものである。  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a car handrail device that is provided on a car and surrounds a work area for maintenance and inspection work on the car.
背景技術 Background art
従来、 エレべ一夕の保守点検時には、 作業員がかご上に乗って、 昇降路内の機 器やかご上機器に対する保守点検作業が行われる。 このようなかご上での作業時 の作業員の安全のために、 かご上にはかご上手摺装置が設けられるのが一般的で める。  Conventionally, at the time of maintenance and inspection of the elevator, a worker rides on the car and performs maintenance and inspection work on equipment in the hoistway and on-car equipment. For the safety of workers when working on such a car, a car handrail device is generally provided on the car.
また、 最上階に停止したときのかごと昇降路天井との間の隙間を可能な限り小 さくし、 昇降路頂部が建物の上部から突き出す量を小さくするためには、 かごが 最上階を行き過ぎて物理的に上昇可能な最上位置まで移動したときに、 かご上機 器が昇降路天井に衝突せず、 かっかご上作業時の作業員の安全が確保されている 必要がある。  In order to make the gap between the car and the hoistway ceiling when stopped on the top floor as small as possible, and to reduce the amount of the hoistway top protruding from the top of the building, the car must physically move past the top floor It is necessary that the equipment on the car does not collide with the ceiling of the hoistway when moving to the highest position where it can be ascended, and that the safety of workers when working on the basket must be ensured.
しかし、 かごの上方に建物の梁やエレべ一夕の機器が存在している場合、 かご 上に必要な高さ （例えば 7 5 0〜9 0 0 mm) の手摺を設けると、 かごと昇降路 天井との間の隙間を小さくすることができない。  However, when building beams and elevators are present above the car, if a handrail of the required height (for example, 750 to 900 mm) is provided on the car, The gap between the road and the ceiling cannot be reduced.
これに対し、 図 1 0は例えば実公平 2— 4 2 7 0 4号公報に示された従来のェ レべ一夕のかご上手摺装置を示す斜視図、 図 1 1は図 1 0のかご上手摺装置を示 す側面図、 図 1 2は図 1 1のかご上手摺装置を折り畳んだ状態を示す側面図であ る。 かご 1上に設けられたかご上手摺装置 2は、 図 1 0及び図 1 1に示すように、 保守点検時に組み立てられる。 一方、 通常運転時には、 かご上手摺装置 2は、 図 1 2に示すように、 折り畳まれて高さが低くされる。  On the other hand, FIG. 10 is a perspective view showing a conventional car railing device of the related art shown in, for example, Japanese Utility Model Publication No. 2-4-2704, and FIG. FIG. 12 is a side view showing the handrail device, and FIG. 12 is a side view showing a state where the car handrail device of FIG. 11 is folded. As shown in FIGS. 10 and 11, the car handrail device 2 provided on the car 1 is assembled at the time of maintenance and inspection. On the other hand, during normal operation, the car handrail device 2 is folded down and its height is reduced, as shown in FIG.
しかし、 上記のような従来の折り畳み式のかご上手摺装置 2では、 構造が複雑 で部品点数が多く、 コストが高くなつてしまう。 また、 保守点検時に手摺の組立 及び折り畳みを行う必要があり、 保守点検作業の時間が長くなり、 エレべ一夕の 稼動効率が低下してしまう。 However, in the conventional folding car handrail device 2 as described above, the structure is complicated, the number of parts is large, and the cost is high. In addition, handrails are assembled during maintenance and inspection. In addition, it is necessary to perform folding and folding, and the maintenance and inspection work takes a long time, and the operating efficiency of the elevator decreases.
発明の開示 Disclosure of the invention
この発明は、 上記のような課題を解決するためになされたものであり、 かごの 上方に位置する梁や機器との干渉を避けることができるとともに、 簡単な構造で コストを低減できるエレべ一夕のかご上手摺装置を得ることを目的とする。  SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and can prevent interference with beams and equipment located above a car, and can reduce costs with a simple structure. The aim is to obtain an evening car railing device.
この発明によるエレべ一夕のかご上手摺装置は、 かご上に設けられ、 かご上で の保守点検作業のための作業領域を囲むものであって、 かごの幅方向に互いに間 隔をおいてかごの上部に立設されており、 かつ一端部がかごの前端部近傍に位置 し、 他端部がかごの奥行き方向の中間部に位置している一対の固定手摺、 及び一 対の固定手摺の他端部からかごの幅方向に沿って延び他端部間を閉じる閉位置と、 一対の固定手摺の他端部からかごの奥行き方向に沿って延びる開位置との間でそ れそれ回動可能な一対の回動手摺を備えたものである。 図面の簡単な説明  An elevator car handrail device according to the present invention is provided on a car and surrounds a work area for maintenance and inspection work on the car, and is spaced apart from each other in a width direction of the car. A pair of fixed handrails and a pair of fixed handrails, which are erected at the top of the car, one end of which is located near the front end of the car, and the other end of which is located in the middle of the car in the depth direction. Between the closed position extending from the other end of the car along the width direction of the car and closing the other end, and the open position extending from the other end of the pair of fixed handrails along the depth direction of the car. It is provided with a pair of movable handrails. BRIEF DESCRIPTION OF THE FIGURES
図 1はこの発明の実施の形態 1によるエレべ一夕のかご上手摺装置を示す側面 図、  FIG. 1 is a side view showing a car handrail device of an elevator in accordance with Embodiment 1 of the present invention,
図 2は図 1の I I— I I線に沿う断面図、  FIG. 2 is a sectional view taken along the line I I—II of FIG. 1,
図 3は図 1の回動手摺を開位置に回動させた状態を示す側面図、  FIG. 3 is a side view showing a state in which the rotating handrail of FIG. 1 is rotated to the open position,
図 4は図 3の I V— I V線に沿う断面図、  FIG. 4 is a cross-sectional view taken along the line IV-IV in FIG. 3,
図 5はこの発明の実施の形態 2によるエレべ一夕のかご上手摺装置を示す側面 図、  FIG. 5 is a side view showing an elevator car handrail device according to Embodiment 2 of the present invention,
図 6は図 5の V I— V I線に沿う断面図、  FIG. 6 is a sectional view taken along the line VI-VI of FIG. 5,
図 7はこの発明の実施の形態 3によるエレべ一夕のかご上手摺装置の要部を示 す平面図、  FIG. 7 is a plan view showing a main part of a car handrail device for an elevator in accordance with Embodiment 3 of the present invention.
図 8はこの発明の実施の形態 4によるエレべ一夕のかご上手摺装置の要部を示 す平面図、  FIG. 8 is a plan view showing a main part of a car handrail device for an elevator in accordance with Embodiment 4 of the present invention.
図 9はこの発明の実施の形態 5によるエレべ一夕のかご上手摺装置の要部を示 す平面図、 FIG. 9 shows a main part of a car handrail device for an elevator in accordance with Embodiment 5 of the present invention. Plan view,
図 1 0は従来のエレべ一夕のかご上手摺装置の一例を示す斜視図、  FIG. 10 is a perspective view showing an example of a conventional elevator handrailing device for an elevator.
図 1 1は図 1 0のかご上手摺装置を示す側面図、  FIG. 11 is a side view showing the car handrail device of FIG. 10,
図 1 2は図 1 1のかご上手摺装置を折り畳んだ状態を示す側面図である。 発明を実施するための最良の形態  FIG. 12 is a side view showing a state where the car handrail device of FIG. 11 is folded. BEST MODE FOR CARRYING OUT THE INVENTION
以下、 この発明の好適な実施の形態について図面を参照して説明する。  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.
実施の形態 1 . Embodiment 1
図 1はこの発明の実施の形態 1によるエレべ一夕のかご上手摺装置を示す側面 図、 図 2は図 1の I I— I I線に沿う断面図である。 図において、 昇降路 1 1内 には、 一対のガイドレール 1 2が設けられている。 かご 1 3は、 ガイドレール 1 2に案内されて昇降路 1 1内を昇降される。 かご 1 3の前後には、 それそれかご の戸 1 4， 1 5が設けられている。  FIG. 1 is a side view showing an elevator car handrail device according to Embodiment 1 of the present invention, and FIG. 2 is a cross-sectional view taken along the line II-II of FIG. In the figure, a pair of guide rails 12 are provided in a hoistway 11. The car 13 is moved up and down in the hoistway 11 by being guided by the guide rails 12. Before and after the car 13, there are provided car doors 14 and 15, respectively.
乗場側には、 かごの戸 1 4 , 1 5に対向する乗場の戸 1 6， 1 7が設けられて いる。 昇降路 1 1内のかご 1 3の上方には、 エレべ一夕の据付時に機器を揚重す るために用いられる建物の梁 1 8が配置されている。  On the landing side, landing doors 16 and 17 are provided opposite the car doors 14 and 15. Above the car 13 in the hoistway 11 is placed a building beam 18 used to lift equipment during the installation of the elevator.
かご 1 3上には、 かご 1 3上での保守点検作業のための作業領域 A, Bを囲む かご上手摺装置 2 0が設けられている。 かご上手摺装置 2 0は、 一対の固定手摺 2 1， 2 2と一対の回動手摺 2 3 , 2 4とを有している。  On the car 13, a car handrail device 20 surrounding work areas A and B for maintenance and inspection work on the car 13 is provided. The car handrail device 20 has a pair of fixed handrails 21 and 22 and a pair of rotating handrails 23 and 24.
固定手摺 2 1 , 2 2は、 かご 1 3の幅方向 （図 2の上下方向） に互いに間隔を おいてかご 1 3の上部に立設されている。 また、 固定手摺 2 1 , 2 2の一端部は、 かご 1 3の前端部近傍に位置している。 固定手摺 2 1， 2 2の他端部は、 かご 1 3の奥行き方向 （図 2の左右方向） の中間部に位置している。  The fixed handrails 21 and 22 are erected at the upper part of the car 13 at an interval in the width direction of the car 13 (vertical direction in FIG. 2). One end of the fixed handrails 21 and 22 is located near the front end of the car 13. The other ends of the fixed handrails 21 and 22 are located in the middle of the car 13 in the depth direction (the left-right direction in FIG. 2).
回動手摺 2 3， 2 4は、 一対の固定手摺 2 1 , 2 2の他端部からかご 1 3の幅 方向に沿つて延び他端部間を閉じる閉位置と、 図 3及び図 4に示すように一対の 固定手摺 2 1， 2 2の他端部からかご 1 3の奥行き方向に沿って延びる開位置と の間でそれそれ回動可能 （観音開き式） になっている。  The pivoting handrails 23 and 24 extend from the other end of the pair of fixed handrails 21 and 22 along the width direction of the car 13 and close the other end, as shown in FIGS. 3 and 4. As shown in the figure, the pair of fixed handrails 21 and 22 are rotatable (double door type) between the other end of the pair of handrails 21 and an open position extending along the depth direction of the car 13.
このようなかご上手摺装置 2 0では、 保守点検時に、 かご 1 3の前側 （図 1及 び図 2の左側） の乗場からかご 1 3上に作業員が乗り込む。 回動手摺 2 3 , 2 4 が閉位置にあるときは、 作業領域 A内での作業が行われる。 また、 作業領域 Bに 作業員が移動するときには、 図 3及び図 4に示すように、 回動手摺 2 3 , 2 4が 梁 1 8と干渉しない位置までかご 1 3を下降させた状態で、 回動手摺 2 3 , 2 4 が開位置に回動される。 With such a car handrail device 20, an operator gets into the car 13 from the landing in front of the car 13 (left side in FIGS. 1 and 2) during maintenance and inspection. Rotating handrail 2 3, 2 4 When is in the closed position, work is performed in work area A. Also, when the worker moves to the work area B, as shown in FIGS. 3 and 4, the car 13 is lowered to a position where the rotating handrails 23 and 24 do not interfere with the beam 18. The rotating handrails 23 and 24 are rotated to the open position.
通常運転時には、 回動手摺 2 3 , 2 4を閉位置に回動しておくことにより、 図 1に示すように、 かご 1 3の上方に位置する梁 1 8や機器に回動手摺 2 3 , 2 4 が干渉することはない。  During normal operation, by rotating the handrails 23 and 24 to the closed position, as shown in Fig. 1, the handrails 18 and equipment located above the car 13 , 2 4 do not interfere.
即ち、 かご 1 3の上方に位置する梁 1 8や機器にかご上手摺装置 2 0が干渉す るのを避けることができる。 また、 回動手摺 2 3 , 2 4を回動させるだけで作業 領域 A, Bを切り換え、 同時に梁 1 8や機器との干渉を避けられるため、 簡単な 構造でコストを低減でき、 保守作業時間が長くなるのも防止できる。  That is, it is possible to prevent the car handrail device 20 from interfering with the beam 18 and the equipment located above the car 13. In addition, the work areas A and B can be switched simply by rotating the handrails 23 and 24, and at the same time, interference with the beams 18 and equipment can be avoided. Therefore, costs can be reduced with a simple structure, and maintenance work time can be reduced. Can be prevented from becoming longer.
また、 エレべ一夕据付時に使用する揚重用の梁 1 8は、 据付後に取り外すこと もできるが、 その場合、 手間がかかってしまう。 これに対し、 実施の形態 1の構 成によれば、 かご上手摺装置 2 0が梁 1 8と干渉しないため、 梁 1 8を残してお くことができ、 撤去のための手間を省くことができる。  The lifting beam 18 used during the installation of the elevator can be removed after the installation, but in that case, it takes time. On the other hand, according to the configuration of the first embodiment, since the car handrail device 20 does not interfere with the beam 18, the beam 18 can be left, and labor for removal can be saved. Can be.
さらに、 梁 1 8を残しておくことにより、 かご 1 3を吊り下げる主索 （図示せ ず） の交換時に、 梁 1 8からかご 1 3を吊り下げることができ、 新たな揚重箇所 を設ける手間を省くことができ、 保守作業の作業性を向上させることができる。 実施の形態 2 .  In addition, leaving the beam 18 allows the car 13 to be suspended from the beam 18 when a main rope (not shown) for suspending the car 13 is replaced, and a new lifting point is provided. The labor can be saved, and the workability of the maintenance work can be improved. Embodiment 2
次に、 図 5はこの発明の実施の形態 2によるエレべ一夕のかご上手摺装置を示 す側面図、 図 6は図 5の V I— V I線に沿う断面図である。 実施の形態 2では、 かご 1 3の前側のみにかごの戸 1 4が設けられている。 かご 1 3上の後端部には、 開位置にあるときの回動手摺 2 3， 2 4の先端部間を結ぶように後部手摺 2 5が 配置されている。 他の構成は、 実施の形態 1と同様である。  Next, FIG. 5 is a side view showing a car handrail device for an elevator in accordance with a second embodiment of the present invention, and FIG. 6 is a sectional view taken along the line VI-VI of FIG. In the second embodiment, the car door 14 is provided only on the front side of the car 13. A rear handrail 25 is arranged at the rear end of the car 13 so as to connect the front ends of the rotating handrails 23, 24 when in the open position. Other configurations are the same as those of the first embodiment.
このように、 かご 1 3の後側にかごの戸がない場合、 かご 1 3上の後端部にも 後部手摺 2 5を配置しておく必要がある。 このとき、 通常運転時に梁 1 8や昇降 路機器と干渉しない位置に後部手摺 2 5を固定しておき、 回動手摺 2 3 , 2 4を 開位置に回動させたときに回動手摺 2 3 , 2 4と後部手摺 2 5とが連続されるよ うにしたので、 かご 1 3の上方に位置する梁 1 8や機器との干渉を避けることが でき、 かつ簡単な構造でコストを低減でき、 保守作業時間が長くなるのも防止で きる。 実施の形態 3 . Thus, when there is no car door behind the car 13, it is necessary to arrange the rear handrail 25 also at the rear end on the car 13. At this time, the rear handrail 25 is fixed at a position that does not interfere with the beam 18 and the hoistway equipment during normal operation, and when the turning handrails 23 and 24 are turned to the open position, the turning handrail 2 3, 2 4 and rear handrail 2 5 are connected As a result, it is possible to avoid interference with the beam 18 and the equipment located above the car 13, reduce the cost with a simple structure, and prevent a long maintenance work time. Embodiment 3.
次に、 図 7はこの発明の実施の形態 3によるエレべ一夕のかご上手摺装置の要 部を示す平面図である。 この例では、 回動手摺 2 3 , 2 4の先端部が当接するこ とにより回動手摺 2 3 , 2 4の開方向への回動を規制するストッパ 2 6 , 2 7が、 後部手摺 2 5の両端部に設けられている。 他の構成は、 実施の形態 2と同様であ る  Next, FIG. 7 is a plan view showing a main part of a car handrail device of an elevator according to Embodiment 3 of the present invention. In this example, the stoppers 26, 27, which restrict the pivoting handrails 23, 24 from turning in the opening direction by the contact of the tips of the pivoting handrails 23, 24, are provided with the rear handrail 2 5 are provided at both ends. Other configurations are the same as those of the second embodiment.
このようなかご上手摺装置では、 簡単な構成により回動手摺 2 3 , 2 4の回動 を規制することができ、 回動手摺 2 3 , 2 4がかご上機器等に干渉するのを防止 することができる。 実施の形態 4 .  In such a car handrail device, the rotation of the handrails 23, 24 can be restricted by a simple configuration, and the handrails 23, 24 are prevented from interfering with the equipment on the car. can do. Embodiment 4.
次に、 図 8はこの発明の実施の形態 4によるエレべ一夕のかご上手摺装置の要 部を示す平面図である。 図において、 回動手摺 2 3 , 2 4は、 これらを互いに連 結する保持手段としての止めねじ 2 8により、 閉位置に保持されている。 また、 回動手摺 2 3 , 2 4は、 付勢手段としての捻りコイルばね 2 9， 3 0により閧位 置へ回動する方向へそれそれ常時付勢されている。  Next, FIG. 8 is a plan view showing a main part of a car handrail device of an elevator according to Embodiment 4 of the present invention. In the figure, the rotating handrails 23 and 24 are held in a closed position by a set screw 28 as a holding means for connecting them. Further, the rotating handrails 23, 24 are constantly biased in the direction of rotating to the position by the torsion coil springs 29, 30 as biasing means.
このようなかご上手摺装置では、 止めねじ 2 8により回動手摺 2 3 , 2 4が閉 位置に保持されるため、 通常運転時に回動手摺 2 3， 2 4が振動等により開位置 に回動されるのが防止され、 回動手摺 2 3 , 2 4がかご 1 3の上方の梁 1 8や機 器等と干渉するのをより確実に防止することができる。  In such a car handrail device, since the rotating handrails 23 and 24 are held in the closed position by the set screw 28, the rotating handrails 23 and 24 are rotated to the open position by vibration or the like during normal operation. The handrails 23 are prevented from being moved, and the rotating handrails 23 and 24 can be more reliably prevented from interfering with the beams 18 and devices above the car 13.
また、 捻りコイルばね 2 9， 3 0により回動手摺 2 3 , 2 4が付勢されている ため、 止めねじ 2 8を外すだけで、 回動手摺 2 3 , 2 4を容易に開位置に回動さ せることができ、 作業性を向上させることができる。  In addition, since the rotating handrails 23, 24 are urged by the torsion coil springs 29, 30, the rotating handrails 23, 24 can be easily moved to the open position simply by removing the set screw 28. It can be rotated, and workability can be improved.
なお、 保持手段は、 止めねじ 2 8に限定されるものではなく、 例えば回動手摺 The holding means is not limited to the set screw 28, but may be, for example, a rotating handrail.
2 3 , 2 4間に掛けられるフック等の係合部材であってもよい。 また、 保持手段 は、 回動手摺 2 3， 2 4にそれぞれ固定され互いに吸着される永久磁石と磁性板 との組み合わせであってもよい。 さらに、 保持手段は、 回動手摺 2 3 , 2 4間に 結び付けられる口一プゃ針金等であってもよい。 An engaging member such as a hook hung between 23 and 24 may be used. Also, holding means May be a combination of a permanent magnet and a magnetic plate fixed to the rotating handrails 23 and 24 and attracted to each other. Further, the holding means may be a one-way wire or the like that is connected between the rotating handrails 23 and 24.
また、 付勢手段も、 捻りコイルばね 2 9 , 3 0に限定されるものではない。 実施の形態 5 .  Further, the urging means is not limited to the torsion coil springs 29, 30. Embodiment 5
次に、 図 9はこの発明の実施の形態 5によるエレべ一夕のかご上手摺装置の要 部を示す平面図である。 図において、 回動手摺 2 3， 2 4間には、 回動手摺 2 3 , 2 4が閉位置にあるかどうかを検出する検出手段としてのマイクロスィヅチ 3 1 が配置されている。 具体的には、 マイクロスィッチ 3 1は、 一方の回動手摺 2 3 に搭載され、 他方の回動手摺 2 4により操作される。  Next, FIG. 9 is a plan view showing a main part of a car handrail device for an elevator in accordance with Embodiment 5 of the present invention. In the figure, a microswitch 31 is disposed between the rotating handrails 23 and 24 as detecting means for detecting whether the rotating handrails 23 and 24 are in the closed position. Specifically, the microswitch 31 is mounted on one of the handrails 23 and is operated by the other handrail 24.
マイクロスィツチ 3 1からの検出信号は、 エレべ一夕の運転を制御する制御装 置 （図示せず） に出力される。 制御装置では、 回動手摺 2 4が閉位置にあるとき には通常運転が可能となる。 しかし、 回動手摺 2 4が閉位置にないときには、 梁 1 8等との干渉の恐れがあるとみなし、 かご 1 3の上昇範囲が制限される。  The detection signal from the microswitch 31 is output to a control device (not shown) for controlling the operation of the elevator. In the control device, normal operation is possible when the rotating handrail 24 is in the closed position. However, when the rotating handrail 24 is not in the closed position, it is considered that there is a possibility of interference with the beams 18 and the like, and the ascending range of the car 13 is limited.
このようなかご上手摺装置では、 マイクロスィツチ 3 1を設けたことにより、 回動手摺 2 3 , 2 4がかご 1 3の上方の梁 1 8や機器等と干渉するのをより確実 に防止することができる。  In such a car handrail device, the provision of the microswitch 31 more reliably prevents the rotating handrails 23, 24 from interfering with the beams 18, devices, etc. above the car 13. be able to.
なお、 検出手段は、 マイクロスィッチ 3 1に限定されるものではなく、 他の機 械的スィッチ、 光学式スィッチ、 近接センサ等を使用することもできる。  Note that the detection means is not limited to the microswitch 31, but another mechanical switch, an optical switch, a proximity sensor, or the like can be used.

Claims

請求の範囲 The scope of the claims
1 . かご上に設けられ、 上記かご上での保守点検作業のための作業領域を囲むェ レぺ一夕のかご上手摺装置であって、 1. An elevator car railing device provided on a car and surrounding a work area for maintenance and inspection work on the car,
上記かごの幅方向に互いに間隔をおいて上記かごの上部に立設されており、 か つ一端部が上記かごの前端部近傍に位置し、 他端部が上記かごの奥行き方向の中 間部に位置している一対の固定手摺、 及び  The car is erected at the upper part of the car at an interval in the width direction of the car, and one end is located near the front end of the car, and the other end is a middle part in the depth direction of the car. A pair of fixed handrails located at
上記一対の固定手摺の他端部から上記かごの幅方向に沿って延び上記他端部間 を閉じる閉位置と、 上記一対の固定手摺の他端部から上記かごの奥行き方向に沿 つて延びる開位置との間でそれそれ回動可能な一対の回動手摺  A closed position extending from the other end of the pair of fixed handrails along the width direction of the car to close the other end, and an open position extending from the other end of the pair of fixed handrails along the depth direction of the car. A pair of pivoting handrails, each pivotable between positions
を備えているエレべ一夕のかご上手摺装置。  The handrail device on the car that is equipped with an elevator.
2 . 上記閧位置にあるときの上記回動手摺の先端部間を結ぶように、 上記かごの 後端部に配置されている後部手摺をさ に備えている請求項 1記載のエレべ一夕 のかご上手摺装置。 2. The elevator according to claim 1, further comprising a rear handrail arranged at a rear end of the car so as to connect a front end of the rotating handrail at the above-mentioned position. Basket railing device.
3 . 上記後部手摺には、 上記回動手摺の先端部が当接することにより上記回動手 摺の回動を規制するストッパが設けられている請求項 2記載のエレべ一夕のかご 上手摺装置。 3. The elevator handrail device according to claim 2, wherein the rear handrail is provided with a stopper for restricting the rotation of the rotating handrail by abutting the tip of the rotating handrail. .
4 . 上記一対の回動手摺を互いに連結することにより上記回動手摺を上記閉位置 に保持する保持手段をさらに備えている請求項 1記載のエレべ一夕のかご上手摺 4. The elevator handrail of claim 1, further comprising holding means for holding the rotating handrail in the closed position by connecting the pair of rotating handrails to each other.
5 . 上記開位置へ回動する方向へ上記回動手摺を付勢する付勢手段をさらに備え ている請求項 4記載のエレべ一夕のかご上手摺装置。 5. The car handrail device according to claim 4, further comprising an urging means for urging the rotating handrail in a direction of rotating to the open position.
6 . 上記回動手摺が閉位置にあるかどうかを検出し、 エレべ一夕の運転を制御す る制御装置に検出信号を出力する検出手段をさらに備えている請求項 1記載のェ レべ一夕のかご上手摺装置。 6. The method according to claim 1, further comprising detecting means for detecting whether the handrail is in the closed position and outputting a detection signal to a control device for controlling the operation of the elevator. A handrail device on the basket for the night.
PCT/JP2000/009425 2000-12-28 2000-12-28 Car upper handrail device of elevator WO2002053484A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN00819195.6A CN1289377C (en) 2000-12-28 2000-12-28 Car upper handrail device of elevator
EP00985997A EP1346942B1 (en) 2000-12-28 2000-12-28 Car upper handrail device of elevator
JP2002554610A JP4694096B2 (en) 2000-12-28 2000-12-28 Elevator car handrail device
PCT/JP2000/009425 WO2002053484A1 (en) 2000-12-28 2000-12-28 Car upper handrail device of elevator
DE60040100T DE60040100D1 (en) 2000-12-28 2000-12-28 UPPER CABIN MOORDER FOR ELEVATOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2000/009425 WO2002053484A1 (en) 2000-12-28 2000-12-28 Car upper handrail device of elevator

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Publication Number Publication Date
WO2002053484A1 true WO2002053484A1 (en) 2002-07-11

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JP (1) JP4694096B2 (en)
CN (1) CN1289377C (en)
DE (1) DE60040100D1 (en)
WO (1) WO2002053484A1 (en)

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NL1030867C2 (en) * 2006-01-06 2007-07-09 Melker B V De Safety construction is for lift and comprises at least two uprights, at least one horizontal piece connected with uprights, devices for fixture of construction to lift cage, at least one bolting component for securing the construction
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JP2005247453A (en) * 2004-03-01 2005-09-15 Toshiba Elevator Co Ltd Working table device of observation elevator
JP4619016B2 (en) * 2004-03-01 2011-01-26 東芝エレベータ株式会社 View elevator equipment platform
JP2017013998A (en) * 2015-07-06 2017-01-19 三菱電機株式会社 Car device for elevator
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EP1346942A4 (en) 2006-04-26
CN1437556A (en) 2003-08-20
JPWO2002053484A1 (en) 2004-04-30
CN1289377C (en) 2006-12-13
JP4694096B2 (en) 2011-06-01
EP1346942B1 (en) 2008-08-27
DE60040100D1 (en) 2008-10-09
EP1346942A1 (en) 2003-09-24

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