JPH04144891A - Elevator - Google Patents

Elevator

Info

Publication number
JPH04144891A
JPH04144891A JP26976990A JP26976990A JPH04144891A JP H04144891 A JPH04144891 A JP H04144891A JP 26976990 A JP26976990 A JP 26976990A JP 26976990 A JP26976990 A JP 26976990A JP H04144891 A JPH04144891 A JP H04144891A
Authority
JP
Japan
Prior art keywords
car
intermediate weight
vibration
sheave
support body
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.)
Granted
Application number
JP26976990A
Other languages
Japanese (ja)
Other versions
JP2653547B2 (en
Inventor
Toshiaki Nakagawa
俊明 中川
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP26976990A priority Critical patent/JP2653547B2/en
Publication of JPH04144891A publication Critical patent/JPH04144891A/en
Application granted granted Critical
Publication of JP2653547B2 publication Critical patent/JP2653547B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)

Abstract

PURPOSE:To improve the riding comfort of passengers by providing an intermediate weight on the cage frame of a cage through a vibration absorber, horizontally providing a support body on the intermediate weight through another vibration absorber, and mounting each car sheave on the support body by winding a lifting rope thereon. CONSTITUTION:An intermediate weight 20 is provided on the upper part of a case frame 8a through one vibration absorber 21, for example, by an elastic body such as rubber material, and a support body 10 is horizontally provided on the intermediate weight 20 through another vibration absorber 22. A pair of car sheaves 9a, 9b are installed on the support body 10 by winding a lifting rope 7 thereon. At the time of raising and lowering a cage 8, the vibration frequency of about 30-60Hz generated from a hoisting device formed of a driving motor, a hoisting drum, and baffle sheave in a machine room is damped by the vibration absorbers 21 22 and the intermediate weight 20, and a resonance phenomenon is resolved.

Description

【発明の詳細な説明】 〔発明の目的〕 (産業上の利用分野) 本発明は、例えば、高層建物における昇降路に沿って昇
降するエレベータに係り、特に、このエレベータにおけ
る乗りかごの制振装置に関する。
[Detailed Description of the Invention] [Object of the Invention] (Industrial Application Field) The present invention relates to an elevator that goes up and down along a hoistway in a high-rise building, for example, and particularly to a vibration damping device for a car in this elevator. Regarding.

(従来の技術) 既に提案されているこの種のトラクション式のエレベー
タのにおける乗りかごの制振装置は、第4図乃至第7図
に示されるように構成されている。
(Prior Art) A vibration damping device for a car in a traction type elevator of this kind that has already been proposed is constructed as shown in FIGS. 4 to 7.

即ち、第4図乃至第7図において、例えば、高層建物に
おける昇降路の上部には、床板1が敷設されており、こ
の床板1には、周知の機械室2が構成されている。又、
この機械室2には、駆動モータ3、巻上げドラム4及び
そらせシーブ5とで構成される巻上装置6が設置されて
おり、この巻上装置6の巻上げドラム4及びそらせシー
ブ5には、吊りロープ7が巻装されている。さらに、こ
の吊りロープ7の一端部7aは乗りかご8の各カーシー
ブ9a、9bを介して上記床板1の一側部に接続されて
おり、上記吊りロープ7の他端部7bは重錘14の各シ
ーブ15を介して上記床板1の他側部に接続されている
That is, in FIGS. 4 to 7, for example, a floor plate 1 is laid at the top of a hoistway in a high-rise building, and a well-known machine room 2 is constructed on this floor plate 1. or,
A hoisting device 6 composed of a drive motor 3, a hoisting drum 4, and a deflecting sheave 5 is installed in this machine room 2. A rope 7 is wrapped around it. Further, one end 7a of the hanging rope 7 is connected to one side of the floor plate 1 via each car sheave 9a, 9b of the car 8, and the other end 7b of the hanging rope 7 is connected to the weight 14. It is connected to the other side of the floor plate 1 via each sheave 15.

即ち、上記乗りかご8はかご枠8aにかご室8bを構成
しており、このかご枠8aの上部には、支持体10が、
例えば、ゴム材のような弾性体による吸振材11を介し
て水平に設けられている。
That is, the car 8 has a car chamber 8b in a car frame 8a, and a support 10 is provided on the upper part of the car frame 8a.
For example, it is provided horizontally via a vibration absorbing material 11 made of an elastic material such as a rubber material.

又、この支持体10には、各カーシーブ9 a s9b
が上記吊りロープ7を巻装して軸装されており、この各
カーシーブ9a、9bの各支軸12はU字状の各取付は
金具13で抜は出ないようにして設けられている。
Further, on this support body 10, each car sheave 9a s9b
The suspension rope 7 is wound around the shaft, and each support shaft 12 of each of the car sheaves 9a, 9b is mounted in a U-shape with a metal fitting 13 so that it cannot be removed.

従って、上述したエレベータのにおける乗りかごの制振
装置は、乗りかご8の昇降時、機械室2の駆動モータ3
、巻上げドラム4及びそらせシーブ5とで構成される巻
上装置6から発生する約30〜60Hz程度の振動周波
数を上記吸振材11によって制振するようにして乗客に
対する乗り心地を向上するようにしている。
Therefore, the vibration damping device for the car in the elevator described above is designed to prevent the drive motor 3 in the machine room 2 from moving when the car 8 is raised or lowered.
The vibration frequency of about 30 to 60 Hz generated from the hoisting device 6 composed of the hoisting drum 4 and the deflecting sheave 5 is damped by the vibration absorbing material 11 to improve ride comfort for passengers. There is.

即ち、第7図の振動伝達レベルと振動周波数とのグラフ
に示される曲線Aのa点は、駆動モータ3、巻上げドラ
ム4及びそらせシーブ5とで構成される巻上装置6から
発生する約30〜60Hz程度の振動周波数を上記吸振
材11によって制振するようにして、乗客に対する乗り
心地を向上するようにしている。
That is, point a of curve A shown in the graph of vibration transmission level and vibration frequency in FIG. The vibration frequency of approximately 60 Hz is damped by the vibration absorbing material 11, thereby improving the riding comfort for passengers.

(発明が解決しようとする課題) しかしながら、上述したエレベータのにおける乗りかご
の制振装置では、かご枠8aの支持体10や各カーシー
ブ9a、9bの質量が小さいとき、つまり、各カーシー
ブ9 a s 9 bの離間距離が小さく、支持体10
が短いとき、第7図の振動伝達レベルと振動周波数との
グラフに示される曲線Aからも明らかなように、共振現
象のために逆効果になるおそれもある。
(Problems to be Solved by the Invention) However, in the above-mentioned elevator car vibration damping device, when the mass of the support 10 of the car frame 8a and each car sheave 9a, 9b is small, that is, each car sheave 9 a s 9b is small, and the support 10
When is short, as is clear from curve A shown in the graph of vibration transmission level versus vibration frequency in FIG. 7, there is a risk of an adverse effect due to the resonance phenomenon.

本発明は、上述した事情に鑑みてなされたものであって
、機械室の駆動モータ、巻上げドラム及びそらせシーブ
とで構成される巻上装置から発生する約30〜60Hz
程度の振動周波数を中間重錘を各吸振材との間に介装す
ることにより、共振現象を解消して、乗客に対する乗り
心地を向上するようにしたエレベータにおける乗りかご
の割振装置を提供することを目的とする。
The present invention has been made in view of the above-mentioned circumstances, and is aimed at reducing the frequency of approximately 30 to 60 Hz generated from a hoisting device consisting of a drive motor in a machine room, a hoisting drum, and a deflection sheave.
To provide an allocating device for a car in an elevator, which improves riding comfort for passengers by eliminating a resonance phenomenon by interposing an intermediate weight between each vibration absorbing material to reduce the vibration frequency of approximately With the goal.

〔発明の構成〕[Structure of the invention]

(課題を解決するための手段) 本発明は、乗りかごのかご枠に中間重錘を吸振材を介し
て設け、この中間重錘に支持体を他の吸振材を介して水
平に設け、この支持体に各カーシーブを吊りロープを巻
装して軸装したものである。
(Means for Solving the Problems) The present invention provides an intermediate weight on the car frame of a passenger car through a vibration absorbing material, a support body horizontally provided on this intermediate weight through another vibration absorbing material, and Each car sheave is mounted on a support with a hanging rope wrapped around it.

(作 用) 本発明は、乗りかごの昇降時、駆動モータ、巻上げドラ
ム及びそらせシーブとで構成される巻上装置から発生す
る約30〜60Hz程度の振動周波数を各吸振材及び中
間重錘によって共振現象を解消して制振するようにし、
乗客に対する乗り心地を向上するようにしたものである
(Function) The present invention reduces vibration frequencies of about 30 to 60 Hz generated from a hoisting device composed of a drive motor, a hoisting drum, and a deflection sheave when a car is raised or lowered by each vibration absorbing material and an intermediate weight. To eliminate the resonance phenomenon and dampen the vibration,
This is designed to improve riding comfort for passengers.

(実施例) 以下、本発明を図示の一実施例について説明する。(Example) Hereinafter, the present invention will be described with reference to an illustrated embodiment.

なお、本発明は、上述した具体例と同一構成部材には、
同じ符号を付して説明する。
Note that the present invention includes the same constituent members as those in the above-mentioned specific example.
The same reference numerals will be used to explain.

第1図乃至第4FI!Jにおいて、符号1は、例えば、
高層建物における昇降路の上部に敷設された床板であっ
て、この床板床板1には、周知の機械室2が構成されて
いる。又、この機械室2には、駆動モータ3、巻上げド
ラム4及びそらせシーブ5とで構成される巻上装置6が
設置されており、この巻上装置6の巻上げドラム4及び
そらせシーブ5には、吊りロープ7が巻装されている。
Figures 1 to 4th FI! In J, the code 1 is, for example,
This is a floor plate laid on the upper part of a hoistway in a high-rise building, and a well-known machine room 2 is configured in this floor plate floor plate 1. Further, a hoisting device 6 consisting of a drive motor 3, a hoisting drum 4, and a deflecting sheave 5 is installed in this machine room 2. , a hanging rope 7 is wrapped around it.

さらに、この吊りロープ7の一端部7aは乗りかご8の
各カーシーブ9a、9bを介して上記床板1の一側部に
接続されており、上記吊りロープ7の他端部7bは重錘
14の各シーブ15を介して上記床板1の他側部に接続
されている。
Further, one end 7a of the hanging rope 7 is connected to one side of the floor plate 1 via each car sheave 9a, 9b of the car 8, and the other end 7b of the hanging rope 7 is connected to the weight 14. It is connected to the other side of the floor plate 1 via each sheave 15.

即ち、上記乗りかご8はかご枠8aにかご室8bを形成
しており、このかご枠8aの上部には、中間重錘(中間
ウェイト)20が、例えば、ゴム材のような弾性体によ
る一方の吸振材21を介して設けられており、この中間
重錘20には、支持体10が他の吸振材22を介して水
平に設けられている。又、この支持体10には、一対の
カーシーブ9a、9bが上記吊りロープ7を巻装して軸
装されており、この各カーシーブ9g、9bの各支軸1
2は各U字状の取付は金具13で抜は出ないようにして
設けられている。
That is, the car 8 has a car chamber 8b formed in a car frame 8a, and an intermediate weight 20 is mounted on the upper part of the car frame 8a. The support body 10 is provided horizontally on this intermediate weight 20 via another vibration absorbing material 22 . Further, a pair of car sheaves 9a and 9b are mounted on the support body 10 with the above-mentioned hanging rope 7 wound around them, and each support shaft 1 of each car sheave 9g and 9b is
2, each U-shaped attachment is provided with a metal fitting 13 so that it cannot be removed.

従って、乗りかご8の昇降時、機械室2の駆動モータ3
、巻上げドラム4及びそらせシーブ5とで構成される巻
上装置6から発生する約30〜60Hz程度の振動周波
数は、上記吸振材21.22及び中間重錘20によって
制振すると共に、共振現象を解消して乗客に対する乗り
心地を向上するようにしている。
Therefore, when the car 8 is raised or lowered, the drive motor 3 in the machine room 2
The vibration frequency of about 30 to 60 Hz generated from the hoisting device 6, which is composed of the hoisting drum 4 and the deflecting sheave 5, is damped by the vibration absorbing material 21, 22 and the intermediate weight 20, and the resonance phenomenon is suppressed. We are working to resolve this issue and improve ride comfort for passengers.

即ち、第7図の振動伝達レベルと振動周波数とのグラフ
に示される曲線Bのb点は、駆動モータ3、巻上げドラ
ム4及びそらせシーブ5とで構成される巻上装置6から
発生する約30〜60Hz程度の振動周波数を上記各吸
振材21.22及び中間重錘20によって制振すると共
に、共振現象を解消して、乗客に対する乗り心地を向上
するようにしている。
That is, point b of curve B shown in the graph of vibration transmission level and vibration frequency in FIG. The vibration frequency of about 60 Hz is damped by the vibration absorbing materials 21, 22 and the intermediate weight 20, and the resonance phenomenon is eliminated to improve the riding comfort for passengers.

特に、上記中間重錘20の重量比は、上記支持体10の
重量比の約1/100〜2倍程度にすることが望ましい
In particular, it is desirable that the weight ratio of the intermediate weight 20 be about 1/100 to 2 times the weight ratio of the support body 10.

次に、第3図に示される本発明の他の実施例は、上記中
間重錘20を二分割して短い各中間重錘23a、23b
にしたものであり、上述した具体例と同じ構成をなすも
のである。
Next, another embodiment of the present invention shown in FIG.
It has the same configuration as the specific example described above.

なお、本発明によれば、上記乗りかご8のかご枠8aの
上部に中間重錘20を吸振材21を介して設けたものに
ついて説明したけれども、本発明の要旨を変更しない範
囲内で、例えば、乗りかご8のかご枠8aの下部に中間
重錘20を吸振材21を介して設けるように設計変更す
ることは自由である。
Although the present invention has been described in which the intermediate weight 20 is provided on the upper part of the car frame 8a of the car 8 with the vibration absorbing material 21 interposed therebetween, for example, other modifications may be made without changing the gist of the present invention. , the design can be freely changed so that the intermediate weight 20 is provided at the lower part of the car frame 8a of the car 8 with a vibration absorbing material 21 interposed therebetween.

〔発明の効果〕〔Effect of the invention〕

以上述べたように本発明によれば、乗りかごのかご枠に
中間重錘を吸振材を介して設け、この中間重錘に支持体
を他の吸振材を介して水平に設け、この支持体に各カー
シーブを吊りロープを巻装して軸装しているので、駆動
モータ、巻上げドラム及びそらせシーブとで構成される
巻上装置から発生する約30〜60Hz程度の振動周波
数を各吸振材及び中間重錘によって制振すると共に、共
振現象を解消して、乗客に対する乗り心地を向上を図る
ことができるばかりでなく、既設の装置にも簡単に組込
むことができるし、構成も簡素であるから、組立て調整
や保守点検も容易にできる等の優れた効果を有する。
As described above, according to the present invention, an intermediate weight is provided on the car frame of a passenger car via a vibration absorbing material, a support is provided horizontally to this intermediate weight via another vibration absorbing material, and the support is Since each car sheave is mounted on a shaft with a hanging rope wrapped around it, vibration frequencies of approximately 30 to 60 Hz generated from the hoisting device consisting of a drive motor, a hoisting drum, and a deflection sheave are absorbed by each vibration absorbing material and Not only can it damp vibrations with the intermediate weight and eliminate resonance phenomena, improving ride comfort for passengers, but it can also be easily integrated into existing equipment and has a simple configuration. It has excellent effects such as easy assembly, adjustment, and maintenance/inspection.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は、本発明のエレベータにおける乗りかごの要部
を示す側面図、第2図は、第1図中の鎖線A−Aに沿う
断面図、第3図は、本発明の他の実施例を示す図、第4
図は、既に提案されているエレベータの線図、第5図は
、既に提案されているエレベータにおける乗りかごの要
部を示す側面図、第6図は、第5図中の鎖線B−Bに沿
う断面図、第7図は、振動伝達レベルと振動周波数との
グラフである。 1・・・床板、6・・・巻上げ装置、7・・・吊りロー
プ、8・・・乗りかご、8a・・・かご枠、9a、9b
・・・カーシーブ、10・・・支持体、20・・・中間
重錘、21.22・・・吸振材。
FIG. 1 is a side view showing the main parts of a car in an elevator according to the present invention, FIG. 2 is a sectional view taken along the chain line A-A in FIG. 1, and FIG. Figure 4 showing an example
The figure is a line diagram of an elevator that has already been proposed, FIG. 5 is a side view showing the main parts of a car in an elevator that has already been proposed, and FIG. The cross-sectional view, FIG. 7, is a graph of vibration transmission level versus vibration frequency. DESCRIPTION OF SYMBOLS 1... Floor board, 6... Hoisting device, 7... Hanging rope, 8... Car, 8a... Car frame, 9a, 9b
... Car sheave, 10... Support body, 20... Intermediate weight, 21.22... Vibration absorbing material.

Claims (1)

【特許請求の範囲】[Claims] 乗りかごのかご枠に吸振材を介して設けられた中間重錘
と、この中間重錘に他の吸振材を介して水平に設けられ
た支持体と、この支持体に吊りロープを巻装して軸装さ
れた各カーシーブとを具備したことを特徴とするエレベ
ータ。
An intermediate weight is provided on the car frame of the car via a vibration absorbing material, a support is provided horizontally to the intermediate weight via another vibration absorbing material, and a hanging rope is wound around this support. An elevator characterized in that each car sheave is equipped with a shaft.
JP26976990A 1990-10-08 1990-10-08 elevator Expired - Fee Related JP2653547B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26976990A JP2653547B2 (en) 1990-10-08 1990-10-08 elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26976990A JP2653547B2 (en) 1990-10-08 1990-10-08 elevator

Publications (2)

Publication Number Publication Date
JPH04144891A true JPH04144891A (en) 1992-05-19
JP2653547B2 JP2653547B2 (en) 1997-09-17

Family

ID=17476895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26976990A Expired - Fee Related JP2653547B2 (en) 1990-10-08 1990-10-08 elevator

Country Status (1)

Country Link
JP (1) JP2653547B2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490577A (en) * 1994-06-22 1996-02-13 Otis Elevator Company Flexible elevator hitch
US6443266B2 (en) * 1998-09-01 2002-09-03 Kabushiki Kaisha Toshiba Traction type elevator
US6640935B1 (en) * 1998-09-09 2003-11-04 Kabushiki Kaisha Toshiba Elevator having vibration damping to attenuate vibration transfer to an elevator cage
JP2004338907A (en) * 2003-05-16 2004-12-02 Toshiba Elevator Co Ltd Elevator car
US20110061978A1 (en) * 2008-08-01 2011-03-17 Franck Dominguez Vibration isolation assembly for an elevator system
CN102951518A (en) * 2011-08-25 2013-03-06 康力电梯股份有限公司 Damping device for elevator car top wheels

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG123668A1 (en) 2004-12-10 2006-07-26 Inventio Ag Pulley arrangement for elevators
CN103787169A (en) * 2012-11-02 2014-05-14 张利锋 Vibration attenuation mechanism for dragging of upper beam of lift car

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490577A (en) * 1994-06-22 1996-02-13 Otis Elevator Company Flexible elevator hitch
US6443266B2 (en) * 1998-09-01 2002-09-03 Kabushiki Kaisha Toshiba Traction type elevator
US6640935B1 (en) * 1998-09-09 2003-11-04 Kabushiki Kaisha Toshiba Elevator having vibration damping to attenuate vibration transfer to an elevator cage
JP2004338907A (en) * 2003-05-16 2004-12-02 Toshiba Elevator Co Ltd Elevator car
US20110061978A1 (en) * 2008-08-01 2011-03-17 Franck Dominguez Vibration isolation assembly for an elevator system
US8839912B2 (en) * 2008-08-01 2014-09-23 Otis Elevator Company Vibration isolation assembly for an elevator system
CN102951518A (en) * 2011-08-25 2013-03-06 康力电梯股份有限公司 Damping device for elevator car top wheels

Also Published As

Publication number Publication date
JP2653547B2 (en) 1997-09-17

Similar Documents

Publication Publication Date Title
EP0688735B1 (en) Elevator machinery and its installation
US5899301A (en) Elevator machinery mounted on a guide rail and its installation
JP4442941B2 (en) Elevator equipment
JP3428042B2 (en) Elevator anti-vibration device
KR100351275B1 (en) Machin room less elevator
JP2011140374A (en) Double-deck elevator
KR20030026368A (en) Elevator device
JPH04144891A (en) Elevator
JP2005511449A (en) Elevator noise / vibration isolation system
JP2760676B2 (en) High-speed elevator
JPH06239570A (en) Vibration preventing device for elevator
JP4519979B2 (en) Elevator hoisting device
CN107640680B (en) Elevator vibration-proof device
US5401103A (en) Guide seat for an elevator car for dampening of structure-borne noise
JP2003221177A (en) Hoisting machine device for elevator
KR200288349Y1 (en) Traction achine damping device for elevator
JP6243245B2 (en) Elevator equipment
JP4528017B2 (en) Elevator balancing rope damping device
JPS6346450Y2 (en)
JP2000118911A (en) Elevator
JP5102441B2 (en) Elevator equipment
JPH0295693A (en) Vibration absorbing device for elevator
KR100257356B1 (en) Apparatus of damping vibration for elevator governor
JPS6032050Y2 (en) Elevator main rope device
JPS6313909B2 (en)

Legal Events

Date Code Title Description
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20080523

Year of fee payment: 11

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090523

Year of fee payment: 12

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100523

Year of fee payment: 13

LAPS Cancellation because of no payment of annual fees