JPH05162937A - Elevator shaft maintenance device - Google Patents
Elevator shaft maintenance deviceInfo
- Publication number
- JPH05162937A JPH05162937A JP3335049A JP33504991A JPH05162937A JP H05162937 A JPH05162937 A JP H05162937A JP 3335049 A JP3335049 A JP 3335049A JP 33504991 A JP33504991 A JP 33504991A JP H05162937 A JPH05162937 A JP H05162937A
- Authority
- JP
- Japan
- Prior art keywords
- car
- approach
- weight
- alarm
- hoistway
- 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.)
- Pending
Links
- 238000012423 maintenance Methods 0.000 title claims description 21
- 238000013459 approach Methods 0.000 claims abstract description 37
- 230000001174 ascending effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 13
- 238000007689 inspection Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005281 excited state Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、エレベータ昇降路の
最上下部に接近するかごとおもりを警報する昇降路保守
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 hoistway maintenance device for warning a car and a weight approaching the uppermost lower part of an elevator hoistway.
【０００２】[0002]
【従来の技術】エレベータ昇降路の点検に関しては、従
来から保守員が昇降路保守装置を用いて定期的な点検作
業を行っている。この昇降路の点検作業は、通常２名の
保守員で行われ、２名がかご上に乗り合わせた運転点検
作業、１名はかご上に乗り１名がかご内にいる運転点検
作業、１名は昇降路底部（ピット）に入り、１名がかご
内で昇降運転作業、或は時として前記の複合した運転点
検作業等が行われている。2. Description of the Related Art Maintenance of an elevator hoistway has conventionally been performed by a maintenance worker using a hoistway maintenance device. This hoistway inspection work is usually carried out by two maintenance personnel, two people are driving and inspecting the car, one is on the car and one is in the car. Enters the bottom of the hoistway (pit), and one person is performing hoisting operation work in the car, or sometimes the above-mentioned combined operation and inspection work.
【０００３】上記、それぞれの運転点検作業において
は、作業の安全を維持するのに必要な保守用運転装置を
使用する。時としてエレベータの動特性点検作業などで
は高速運転が行われている。したがって、保守員の安全
作業面から種々の共通した保守装置や、専用の保守装置
が活用される。このエレベータ保守装置の中には、従来
技術として以下に説明するものがある。In each of the above-mentioned operation inspection works, a maintenance operation device necessary for maintaining the safety of the work is used. At times, high-speed operation is carried out for inspection of the dynamic characteristics of elevators. Therefore, various common maintenance devices and dedicated maintenance devices are used from the viewpoint of the safety work of maintenance personnel. Some of these elevator maintenance devices are described below as prior art.
【０００４】例えば、昇降路においてかごの上部接近を
警報する装置（特開平3−46985号公報参照）、かごとお
もりが接近すると警報する装置（実開昭62−47580号公
報参照）、かごが終端附近にくるとエネルギー波で検出
する装置（実開昭61−116674号公報参照）が開示されて
いる。For example, a device for warning the approach of the upper part of a car in a hoistway (see Japanese Patent Laid-Open No. 3-46985), a device for warning when a car and a weight approach (see Japanese Utility Model Laid-Open No. 62-47580), and a car There is disclosed a device (see Japanese Utility Model Laid-Open No. 61-116674) that detects an energy wave near the end.
【０００５】点検運転作業では、かごとおもりの接近、
頂部や隣接の十分な注意を必要とするため、上記技術等
が示されている。しかしながら、いずれにおいても、警
報の報知形態例えばその音響が類似していたので、特に
ピット内に入っていると、かごとおもりとの接近があ
り、警報表示の音響が類似していると、かごの接近とお
もりの接近とを判別しなければならなかった。In the inspection and operation work, the approach of the basket and the weight,
The above techniques, etc. are shown because they require careful attention to the top and adjacencies. However, in both cases, the alarm notification form, for example, the sound is similar, so if the car is particularly close to the car and the weight when the car is in the pit, the sound of the alarm display is similar. It was necessary to distinguish between the approach of the weight and the approach of the weight.
【０００６】[0006]
【発明が解決しようとする課題】従来の保守点検装置は
以上のように、警報音の音響や警報表示の表示形態が、
かごの接近と、おもりの接近とで類似していたので、ピ
ット内に入っていると、かごの接近と、おもりの接近と
を目視にて判別しなければならないといった煩わしさが
あるとともに、判別を怠ると重大な事故につながる恐れ
があった。As described above, in the conventional maintenance / inspection device, the sound of the alarm sound and the display form of the alarm display are as follows.
Since the approach of the car and the approach of the weight were similar, if there is a car in the pit, the approach of the car and the approach of the weight have to be visually discriminated, and it is difficult to determine. Failure to do so could lead to a serious accident.
【０００７】この発明は上記のような問題点を解消する
ためになされたもので、警報音をかごとおもりの接近で
は別々の響きに変えて、かごの接近とおもりの接近とを
別に警報する昇降路保守装置を提供することを目的とす
る。The present invention has been made in order to solve the above problems. When the approach sound of the car and the weight is changed to different sounds, the warning sound is changed to give a warning of the approach of the car and the approach of the weight. An object is to provide a hoistway maintenance device.
【０００８】[0008]
【課題を解決するための手段】この発明に係る昇降路保
守装置は、エレベータ昇降路側壁に設けられ、エレベー
タかごの上昇接近、下降接近およびかご釣り合い用のお
もりの下降接近をそれぞれ検出する接近検出手段と、前
記かご及び前記おもりの接近状態を接近物に応じた報知
形態で警報する警報手段とで構成したものである。A hoistway maintenance device according to the present invention is provided on a side wall of an elevator hoistway and detects approaching and descending approaches of an elevator car, and approaching and descending approaches of a car balancing weight. And a warning means for warning the approaching state of the car and the weight in a notification form according to the approaching object.
【０００９】[0009]
【作用】この発明における警報手段は、昇降路ピット部
において、かごが下降接近した場合とおもりが下降接近
した場合とで異なる音響で接近を警報する。また、かご
上昇運転で上部に接近すると、かご上で警報が発せられ
る。また昇降中、中間部においてかごと、おもりとが互
いに接近すると、かご上で警報が発せられる。In the hoistway pit portion, the warning means warns the approach with different sounds depending on whether the car is descending or approaching and the weight is approaching or descending. In addition, when the car approaches the upper part of the car ascending operation, an alarm is issued on the car. In addition, when the car and the weight come close to each other in the middle part during lifting and lowering, an alarm is issued on the car.
【００１０】[0010]
実施例１．次に、この発明の一実施例を図について説明
する。図１はこの発明の一実施例を示す概略構成図であ
る。図１において、１は昇降路、２は昇降路１内を移動
するかご、３は一端でかご２を支持する主策、４は主策
３の他端に支持された釣り合い用のおもり、５は昇降路
１のピット部、６は昇降路１の上部機械室に設置される
制御手段、７ａ〜７ｃは昇降路１内に引き通された伝送
線である。Example 1. Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention. In FIG. 1, 1 is a hoistway, 2 is a car moving in the hoistway 1, 3 is a main measure for supporting the car 2 at one end, 4 is a balance weight supported by the other end of the main measure 3, 5 Is a pit portion of the hoistway 1, 6 is a control means installed in the upper machine room of the hoistway 1, and 7a to 7c are transmission lines drawn through the hoistway 1.
【００１１】図１において、昇降路１の側壁に検出スイ
ッチ８ａ〜８ｄが適所に配設され、伝送線７ｃを介して
制御装置６に接続される。検出スイッチ８ａ〜８ｄを作
動させるカム９がおもり４の対面側に係着される。かご
警報装置１０がかご２に外設され、伝送線７ａを介して
制御装置６に接続される。またピット警報装置１１がピ
ット内５に内設され、伝送線７ｂを介して制御装置６に
接続される。検出スイッチ８ａ〜８ｄ及びカム９は接近
検出手段を構成する。In FIG. 1, detection switches 8a to 8d are arranged at appropriate positions on the side wall of the hoistway 1 and are connected to the control device 6 via a transmission line 7c. A cam 9 that operates the detection switches 8a to 8d is attached to the facing surface of the weight 4. A car alarm device 10 is provided outside the car 2 and is connected to the control device 6 via a transmission line 7a. Further, a pit alarm device 11 is provided inside the pit 5 and is connected to the control device 6 via a transmission line 7b. The detection switches 8a to 8d and the cam 9 constitute an approach detection means.
【００１２】かご警報装置１０は、警報を発する手段
と、連続音を発する手段とを有し、ピット警報装置１１
は、警報を発する手段と、断続音を発する手段を有して
いる。検出スイッチ８ａ〜８ｄのいずれかが、カム９に
より作動されて接点がオンすると、警報装置１０，１１
は音響を発し、所定時間音響発生を継続する。The car alarm device 10 has means for issuing an alarm and means for emitting a continuous sound.
Has means for issuing an alarm and means for emitting an intermittent sound. When any of the detection switches 8a to 8d is actuated by the cam 9 to turn on the contact, the alarm devices 10 and 11 are released.
Emits sound and continues to generate sound for a predetermined time.
【００１３】図２は、この発明の昇降路保守装置の要部
をリレー回路で構成した回路図である。図２において、
９ａ〜９ｄは検出スイッチ８ａ〜８ｄの閉成によって励
磁されるリレー、１０ａ〜１０ｄはリレー９ａ〜９ｄの
励磁状態を所定時間維持する下降、或は上昇運転記憶
部、９ａ1〜９ｄ1，９ｄ2は上記リレー９ａ〜９ｄの常
開接点である。FIG. 2 is a circuit diagram in which the essential parts of the hoistway maintenance device of the present invention are constituted by relay circuits. In FIG.
9a~9d the relay is energized by the closing of the detection switch 8 a to 8 d, 10 a to 10 d is lowered to maintain the excited state of the relay 9a~9d predetermined time, or increasing operation storage unit, 9a 1 ~9d 1, 9d Reference numeral 2 is a normally open contact of the relays 9a to 9d.
【００１４】次に上述した構成に従って本実施例の動作
を説明する。まず、保守員が制御手段６をオンすると保
守運転が開始され、かご２が上部に接近すると、カム９
により検出スイッチ８ｄがオン動作してリレー９ｄを励
磁する。この結果、リレー接点９ｄ1が上昇運転記憶制
御部１０ｄの記憶動作のもと一定時間オンし、かご警報
装置１０が付勢されて連続音が発生する。更におもり４
側ではリレー９ｄの接点９ｄ2がオンすることによりピ
ット警報装置１１が断続音を発する。Next, the operation of this embodiment will be described according to the above-mentioned configuration. First, when the maintenance person turns on the control means 6, the maintenance operation is started, and when the car 2 approaches the upper part, the cam 9
This turns on the detection switch 8d to excite the relay 9d. As a result, the relay contact 9d 1 is turned on for a certain period of time under the storage operation of the ascending operation storage control unit 10d, the car alarm device 10 is energized, and a continuous sound is generated. Further weight 4
On the side, the contact 9d 2 of the relay 9d is turned on, so that the pit alarm device 11 emits an intermittent sound.
【００１５】一方、かご２が最下部に接近すると、カム
９により検出スイッチ８ａがオン動作してリレー９ａを
励磁する。この結果、リレー接点９ａ1が下降運転記憶
制御部１０ａの記憶動作のもとに一定時間オンし、かご
警報装置１０を付勢して連続音を発する。また、昇降路
１の中間部において、かご２とおもり４とが接近する
と、上昇時は検出スイッチ８ｂのオン動作に連動して接
点９ｂ1がオンし、また下降時は検出スイッチ８ｃのオ
ン動作に連動して接点９ｃ1がオンする。これらオン状
態を上昇運転記憶部１０ｂ、または下降運転記憶部１０
ｃのもとに一定時間維持している状態で、かご警報装置
１０を付勢して連続音を発する。この時ピット５は警報
しない。On the other hand, when the car 2 approaches the lowermost portion, the cam 9 turns on the detection switch 8a to excite the relay 9a. As a result, the relay contact 9a 1 is turned on for a certain period of time under the storage operation of the descending operation storage control unit 10a, and the car alarm device 10 is energized to emit a continuous sound. When the car 2 and the weight 4 approach each other in the middle part of the hoistway 1, the contact 9b 1 is turned on in association with the ON operation of the detection switch 8b when rising and the ON operation of the detection switch 8c when descending. The contact 9c 1 is turned on in conjunction with. These ON states are stored in the ascending operation storage unit 10b or the descending operation storage unit 10
Under the condition of being maintained for a certain time under c, the car alarm device 10 is energized to emit a continuous sound. At this time, pit 5 does not warn.
【００１６】上記の如く、警報の表示形態が変わるか
ら、かご２上にいる保守員は、かご２の上部接近を知
り、またピット５内にいる保守員は、かご２の接近と、
おもり４の接近とを分別することができる。したがっ
て、保守員が昇降路１でかご２とおもり４との両接近の
警報を瞬時に分別して聞きとることができる。As described above, since the alarm display mode is changed, the maintenance personnel on the car 2 knows that the upper portion of the car 2 is approaching, and the maintenance personnel in the pit 5 is approaching the car 2 when
It can be distinguished from the approach of the weight 4. Therefore, the maintenance staff can instantly distinguish and hear the warnings of both approaching the car 2 and the weight 4 in the hoistway 1.
【００１７】[0017]
【発明の効果】以上のように、本発明によればエレベー
タ昇降路側壁に設けられ、エレベータかごの上昇接近、
下降接近およびかご釣り合い用のおもりの下降接近をそ
れぞれ検出する接近検出手段と、前記かご及び前記おも
りの接近状態を接近物に応じた報知形態で警報する警報
手段とを備え、かごとおもりとの接近並びにかごが最上
部、或は最下部、かごの最上部接近に従っておもりがピ
ットに接近したことが検出されると、各々の接近形態に
応じて異なった警報が発せられるようにしたので、保守
員は接近物を目視することなく接近物毎の接近状態を確
実に知ることができる。As described above, according to the present invention, the elevator car is provided on the side wall of the elevator hoistway, and the elevator car approaches and rises.
The car and the weight are provided with approach detection means for respectively detecting a descent approach and a descent approach of the car balance weight, and an alarm means for warning the approach state of the car and the weight in a notification form according to an approaching object. When it is detected that the weight approaches the pit when the car approaches the top or the bottom or the car approaches the top, different alarms are issued depending on the approach mode. The worker can surely know the approach state of each approaching object without visually observing the approaching object.
【図１】この発明の一実施例を示す概略構成図である。FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention.
【図２】この発明の一実施例の要部をリレー回路で示す
回路図である。FIG. 2 is a circuit diagram showing a main part of an embodiment of the present invention as a relay circuit.
１ 昇降路 ２ かご ４ おもり ５ ピット ８ａ〜８ｄ 検出スイッチ ９ カム １０ かご警報装置 １１ ピット警報装置 1 hoistway 2 car 4 weight 5 pit 8a-8d detection switch 9 cam 10 car alarm device 11 pit alarm device
Claims (1)
ベータかごの上昇接近、下降接近およびかご釣り合い用
のおもりの下降接近をそれぞれ検出する接近検出手段
と、前記かご及び前記おもりの接近状態を接近物に応じ
た報知形態で警報する警報手段とを備えたことを特徴と
する昇降路保守装置。1. An approach detecting means provided on a side wall of an elevator hoistway for respectively detecting ascending approach, descending approach of an elevator car, and descending approach of a car balancing weight, and an approaching object for indicating an approaching state of the car and the weight. A hoistway maintenance device, comprising: a warning unit that gives a warning in a notification form according to the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3335049A JPH05162937A (en) | 1991-12-18 | 1991-12-18 | Elevator shaft maintenance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3335049A JPH05162937A (en) | 1991-12-18 | 1991-12-18 | Elevator shaft maintenance device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05162937A true JPH05162937A (en) | 1993-06-29 |
Family
ID=18284175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3335049A Pending JPH05162937A (en) | 1991-12-18 | 1991-12-18 | Elevator shaft maintenance device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05162937A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6230846B1 (en) * | 1998-06-16 | 2001-05-15 | Mitsubishi Denki Kabushiki Kaisha | Elevator apparatus with control panel located within elevator hoistway |
| KR100351279B1 (en) * | 1999-09-09 | 2002-09-09 | 엘지 오티스 엘리베이터 유한회사 | Elevator |
| JP2014015300A (en) * | 2012-07-09 | 2014-01-30 | Mitsubishi Electric Building Techno Service Co Ltd | Work time safety ensuring device and work time safety ensuring method for elevator |
| JP2015231896A (en) * | 2014-06-10 | 2015-12-24 | 東芝エレベータ株式会社 | Elevator car upper-work time notification device |
| JP2020007078A (en) * | 2018-07-05 | 2020-01-16 | 東芝エレベータ株式会社 | Notification apparatus and notification method |
-
1991
- 1991-12-18 JP JP3335049A patent/JPH05162937A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6230846B1 (en) * | 1998-06-16 | 2001-05-15 | Mitsubishi Denki Kabushiki Kaisha | Elevator apparatus with control panel located within elevator hoistway |
| KR100351279B1 (en) * | 1999-09-09 | 2002-09-09 | 엘지 오티스 엘리베이터 유한회사 | Elevator |
| JP2014015300A (en) * | 2012-07-09 | 2014-01-30 | Mitsubishi Electric Building Techno Service Co Ltd | Work time safety ensuring device and work time safety ensuring method for elevator |
| JP2015231896A (en) * | 2014-06-10 | 2015-12-24 | 東芝エレベータ株式会社 | Elevator car upper-work time notification device |
| JP2020007078A (en) * | 2018-07-05 | 2020-01-16 | 東芝エレベータ株式会社 | Notification apparatus and notification method |
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