JPH0656377A - Sill groove foreign matter mixing preventer of elevator - Google Patents

Sill groove foreign matter mixing preventer of elevator

Info

Publication number
JPH0656377A
JPH0656377A JP20483792A JP20483792A JPH0656377A JP H0656377 A JPH0656377 A JP H0656377A JP 20483792 A JP20483792 A JP 20483792A JP 20483792 A JP20483792 A JP 20483792A JP H0656377 A JPH0656377 A JP H0656377A
Authority
JP
Japan
Prior art keywords
door
foreign matter
groove
sill groove
elevator
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
Application number
JP20483792A
Other languages
Japanese (ja)
Inventor
Iwao Okawachi
巌 大川内
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
Mitsubishi Electric Building Solutions Corp
Original Assignee
Mitsubishi Electric Corp
Mitsubishi Electric Building Techno Service Co Ltd
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, Mitsubishi Electric Building Techno Service Co Ltd filed Critical Mitsubishi Electric Corp
Priority to JP20483792A priority Critical patent/JPH0656377A/en
Publication of JPH0656377A publication Critical patent/JPH0656377A/en
Pending legal-status Critical Current

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  • Elevator Door Apparatuses (AREA)

Abstract

PURPOSE:To obviate any foreign matter from penetrating a door sill groove and keep off any possible failure to open or close the door due to foreign matter as well as to dispense with trouble for maintenance such as inspection work and cleaning in the still groove. CONSTITUTION:An end part of a blocking belt 13 consisting of a rubber belt or the like is clamped to the lower end of a door 1a on one side, while this blocking belt 13 is wrapped on a sheave 12a at the lower end of a door 1b on the other, and at the time of door opening, the blocking belt 13 is installed in a sill groove 3a, making it so as to close the groove 3a. In addition, a weight 14 is hung down from the other end of the blocking belt 13 wrapped on another sheave 12b, and tension is given to the blocking belt 13 while the blocking belt 13 is made so as to be stored at the side of the door 1b by weight of the weight 14 at the time of door closing.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は、かごや乗場の戸の敷
居溝に異物が混入するのを防止するためのエレベーター
の敷居溝異物混入防止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 an elevator sill groove foreign matter mixture preventing device for preventing foreign matter from entering a sill groove of a car or a door of a hall.

【0002】[0002]

【従来の技術】図7は例えば特開平3−138290号
公報に示された従来のエレベーターの戸の下端部を示す
斜視図である。図において、戸1は、出入口上部の案内
レール(図示せず)に往復動自在に吊り下げられてい
る。戸1の下端部には、ガイドシュー2が下方へ突出し
て取り付けられている。敷居3には、敷居溝3aが設け
られており、この敷居溝3aには、戸1の開閉を案内す
るためガイドシュー2が挿入されている。
2. Description of the Related Art FIG. 7 is a perspective view showing a lower end portion of a conventional elevator door disclosed in, for example, Japanese Patent Laid-Open No. 3-138290. In the figure, the door 1 is movably suspended on a guide rail (not shown) above the doorway. A guide shoe 2 is attached to the lower end of the door 1 so as to project downward. The sill 3 is provided with a sill groove 3a, and a guide shoe 2 for guiding opening and closing of the door 1 is inserted into the sill groove 3a.

【0003】戸1の下端部の出入口側端部、即ちガイド
シュー2の先行位置には、異物検知ガイドシュー4が取
り付けられている。この異物検知ガイドシュー4は、敷
居溝3a内に挿入されており、戸1の開閉方向に移動可
能になっている。さらに、戸1の下端部には、異物検知
ガイドシュー4に連動するリミットスイッチ5が設けら
れている。
A foreign matter detection guide shoe 4 is attached to the doorway end of the lower end of the door 1, that is, the leading position of the guide shoe 2. The foreign matter detection guide shoe 4 is inserted in the sill groove 3a and is movable in the opening / closing direction of the door 1. Further, a limit switch 5 that interlocks with the foreign matter detection guide shoe 4 is provided at the lower end of the door 1.

【0004】次に、動作について説明する。敷居溝3a
内に小石等の異物が混入していると、戸1の動作に合わ
せて異物検知ガイドシュー4が異物に当たり、溝方向に
後退する。これによりリミットスイッチ5が動作して、
異物の混入を電気信号として検出する。この異物混入の
検出信号をエレベーター集中管理室等に送り、表示器に
より表示するなどの適宜な処理することにより、敷居溝
3aへの異物の混入を保守点検者に知らせ点検作業を実
行することとなる。
Next, the operation will be described. Threshold groove 3a
When foreign matter such as pebbles is mixed in the foreign matter, the foreign matter detection guide shoe 4 hits the foreign matter in accordance with the operation of the door 1 and retracts in the groove direction. This activates the limit switch 5,
Detection of foreign matter as an electric signal. By sending this detection signal of foreign matter mixture to the centralized control room of the elevator, etc., and performing appropriate processing such as displaying on a display, it is possible to notify maintenance personnel of the contamination of foreign matter into the sill groove 3a and perform inspection work. Become.

【0005】[0005]

【発明が解決しようとする課題】上記のように構成され
た従来の敷居溝異物検出装置においては、敷居溝3aへ
の異物の混入を検出することはできるものの、異物混入
そのものを防止することができないため、異物混入が検
出される度に点検作業を実行しなければならず、また敷
居溝3a内をいつも清掃することが必要であるなどの問
題点があった。
In the conventional sill groove foreign matter detecting device configured as described above, although foreign matter can be detected to enter the sill groove 3a, it is possible to prevent foreign matter from entering. Therefore, there is a problem that the inspection work must be performed every time foreign matter is detected, and the inside of the threshold groove 3a needs to be constantly cleaned.

【0006】この発明は、上記のような問題点を解決す
ることを課題としてなされたものであり、敷居溝内への
異物の混入を未然に防止することができ、敷居溝内の点
検作業や清掃などの保守の手間を省くことができるエレ
ベーターの敷居溝異物混入防止装置を得ることを目的と
する。
The present invention has been made to solve the above problems, and it is possible to prevent foreign matter from entering the sill groove in advance, and to perform inspection work in the sill groove and It is an object of the present invention to provide a device for preventing foreign matter from entering a sill groove of an elevator that can save the labor of maintenance such as cleaning.

【0007】[0007]

【課題を解決するための手段】この発明に係るエレベー
ターの敷居溝異物混入防止装置は、戸開時に出入口の敷
居溝内に敷設され敷居溝を閉塞する帯状の閉塞帯と、こ
の閉塞帯が巻き掛けられた滑車と、閉塞帯の端部に吊り
下げられ、戸開時に閉塞帯に張力を与えるとともに、戸
閉時にはその重量により閉塞帯を滑車側に収納する重り
とを備えたものである。
SUMMARY OF THE INVENTION An elevator sill groove foreign matter mixture prevention device according to the present invention is a strip-shaped closing band which is laid in a sill groove of an entrance when a door is opened and closes the sill groove, and the closing band. It is provided with a hooked pulley and a weight that is hung at the end of the closing band to apply tension to the closing band when the door is open and that stores the closing band on the pulley side due to its weight when the door is closed.

【0008】[0008]

【作用】この発明においては、エレベーターの戸の開閉
に連動し、戸開時は閉塞帯により敷居溝を閉塞して異物
の混入を防止し、戸閉時は重りの重量により閉塞帯を収
納する。
In this invention, interlocking with opening and closing of the door of the elevator, when the door is open, the closing groove is closed by the closing band to prevent foreign matter from entering, and when the door is closed, the closing band is stored by the weight of the weight. .

【0009】[0009]

【実施例】以下、この発明の実施例を図について説明す
る。 実施例1.図1はこの発明の一実施例によるエレベータ
ーの敷居溝異物混入防止装置を示す正面図、図2は図1
の要部拡大図、図3は図1の敷居の断面図、図4は図1
の要部平面図であり、図7と同一又は相当部分には同一
符号を付し、その説明を省略する。
Embodiments of the present invention will be described below with reference to the drawings. Example 1. FIG. 1 is a front view showing an elevator sill groove foreign matter mixture prevention device according to an embodiment of the present invention, and FIG.
1 is an enlarged view of a main part of FIG. 3, FIG. 3 is a sectional view of the threshold of FIG. 1, and FIG.
FIG. 8 is a plan view of relevant parts, and the same or corresponding parts as in FIG.

【0010】図において、一方の戸1aの下端部には、
取付片11が固定されており、この取付片11の下端部
は敷居溝3a内に挿入されている。他方の戸1bの下端
部には、回転自在の滑車12aが取り付けられており、
この滑車12aの下端部は敷居溝3a内に位置してい
る。また、戸1bの上部には、回転自在の滑車12bが
取り付けられている。
In the figure, at the lower end of one door 1a,
The mounting piece 11 is fixed, and the lower end of the mounting piece 11 is inserted into the threshold groove 3a. A rotatable pulley 12a is attached to the lower end of the other door 1b,
The lower end of the pulley 12a is located in the threshold groove 3a. A rotatable pulley 12b is attached to the upper portion of the door 1b.

【0011】取付片11の下端部には、ゴムベルト等か
らなる閉塞帯13の一端部が固定されている。この閉塞
帯13は、敷居溝3a内に敷設され、さらに滑車12
a,12bに巻き掛けられている。滑車12bに巻き掛
けられた閉塞帯13の他端部には、重り14が吊り下げ
られており、これにより閉塞帯13に張力が与えられて
いる。閉塞帯13の敷居溝3aの底面に対向する面に
は、多数の突条13aが横断している。
One end of a closed band 13 made of a rubber belt or the like is fixed to the lower end of the mounting piece 11. The closing band 13 is laid in the threshold groove 3a, and further, the pulley 12
It is wrapped around a and 12b. A weight 14 is hung on the other end of the closing band 13 wound around the pulley 12b, whereby tension is applied to the closing band 13. A large number of ridges 13a cross the surface of the closed band 13 that faces the bottom surface of the threshold groove 3a.

【0012】次に、動作について説明する。戸1a,1
bが開き始めると、一方の戸1aの下端部に固定された
閉塞帯13が滑車12a,12bのガイドで戸1b側か
ら引き出され、重り14による張力を保ちながら出入口
の敷居溝3aを閉塞する。図1はこの戸開時の状態を示
している。この状態から戸1a,1bが閉まり始める
と、閉塞帯13は滑車12a,12bのガイド及び重り
8の重力により戸1b側に収納されていく。
Next, the operation will be described. Door 1a, 1
When b starts to open, the closing band 13 fixed to the lower end of one door 1a is pulled out from the door 1b side by the guides of the pulleys 12a and 12b, and closes the sill groove 3a of the doorway while maintaining the tension by the weight 14. . FIG. 1 shows the state when the door is open. When the doors 1a and 1b start to close from this state, the closing band 13 is stored on the door 1b side by the gravity of the weights 8 and the guides of the pulleys 12a and 12b.

【0013】このような敷居溝異物混入防止装置では、
戸開時に閉塞帯13により出入口の敷居溝3aが閉塞さ
れるので、小石等の異物が敷居溝13に混入するのが未
然に防止される。また、戸開時に閉塞帯13上に落ちた
異物は、戸閉時、即ち閉塞帯13の収納時に敷居溝3a
外へ出される。従って、敷居溝3a内の点検作業や清掃
などの保守の手間が軽減されることになる。さらに、閉
塞帯13は、敷居3aの上面より僅かに下に位置してい
るので、乗客の出入りの妨げとなることはない。
In such a device for preventing foreign matter from entering the threshold groove,
Since the sill groove 3a at the entrance is closed by the closing band 13 when the door is opened, foreign matter such as pebbles can be prevented from entering the sill groove 13 in advance. In addition, the foreign matter that has fallen onto the obstruction band 13 when the door is open, is protected by the threshold groove 3a when the door is closed, that is, when the obstruction band 13 is stored.
To get out. Therefore, maintenance work such as inspection work and cleaning in the threshold groove 3a is reduced. Further, since the closing band 13 is located slightly below the upper surface of the threshold 3a, it does not hinder passengers from entering and leaving.

【0014】実施例2.なお、上記実施例1では両側開
きの戸を示したが、片側開きの戸にもこの発明は適用で
き、戸の枚数も限定されない。例えば図5は1枚戸片側
開きの例であり、閉塞帯13の一端部を戸の下端部では
なく戸当たり側に固定している。他の部分は実施例1と
同様である。このような敷居溝異物混入防止装置におい
ても、上記実施例1と同様の効果が得られる。
Example 2. In the first embodiment described above, a door that opens on both sides is shown, but the present invention can be applied to a door that opens on one side, and the number of doors is not limited. For example, FIG. 5 shows an example of opening one door on one side, and one end of the closing band 13 is fixed not to the lower end of the door but to the door contact side. Other parts are the same as in the first embodiment. Even in such a sill groove foreign matter mixture prevention device, the same effect as that of the first embodiment can be obtained.

【0015】また、上記実施例2では閉塞帯13の一端
部を戸当たり側に固定し、他端部に重り14を吊り下げ
たが、例えば図6に示すように、閉塞帯13の一端部を
戸1の下端部の取付片11に固定し、敷居3の端部に設
けた滑車12を経て昇降路内に位置する他端部に重り1
4を吊り下げてもよい。
In the second embodiment, one end of the closing band 13 is fixed to the door stop side and the weight 14 is hung at the other end. However, for example, as shown in FIG. Is fixed to the attachment piece 11 at the lower end of the door 1, and the weight 1 is attached to the other end located in the hoistway via the pulley 12 provided at the end of the sill 3.
4 may be suspended.

【0016】このような構成によれば、敷居溝3a内へ
の異物の混入を防止できる上に、閉塞帯13上に付着し
た異物があれば、昇降路内に落として自浄することがで
きるという効果が得られる。
According to this structure, it is possible to prevent foreign matter from entering the threshold groove 3a and, if there is foreign matter adhering to the obstruction band 13, drop it into the hoistway for self-cleaning. The effect is obtained.

【0017】[0017]

【発明の効果】以上説明したように、この発明のエレベ
ーターの敷居溝異物混入防止装置は、戸開時に敷居溝内
に閉塞帯を敷設して敷居溝を閉塞するようにしたので、
小石等の異物が敷居溝内に混入するのを未然に防止する
ことができ、小石等の異物と戸のガイドシューとの接触
により戸の開閉ができなくなるのを防止できるととも
に、敷居溝内の点検作業や清掃などの保守の手間を省く
ことができるなどの効果を奏する。
As described above, the elevator sill groove foreign matter mixture prevention device of the present invention occupies the sill groove by laying a closing band inside the sill groove when the door is opened.
It is possible to prevent foreign matter such as pebbles from entering the sill groove, prevent the foreign matter such as pebbles from contacting the guide shoe of the door, and prevent the door from opening and closing. This has the effect of eliminating the need for maintenance such as inspection work and cleaning.

【図面の簡単な説明】[Brief description of drawings]

【図1】この発明の一実施例によるエレベーターの敷居
溝異物混入防止装置を示す正面図である。
FIG. 1 is a front view showing a device for preventing foreign matter from entering a threshold groove of an elevator according to an embodiment of the present invention.

【図2】図1の要部拡大図である。FIG. 2 is an enlarged view of a main part of FIG.

【図3】図1の敷居の断面図である。3 is a cross-sectional view of the threshold of FIG.

【図4】図1の要部平面図である。FIG. 4 is a plan view of an essential part of FIG.

【図5】この発明の他の実施例を示す正面図である。FIG. 5 is a front view showing another embodiment of the present invention.

【図6】この発明のさらに他の実施例を示す正面図であ
る。
FIG. 6 is a front view showing still another embodiment of the present invention.

【図7】従来のエレベーターの戸の下端部の一例を示す
斜視図である。
FIG. 7 is a perspective view showing an example of a lower end portion of a conventional elevator door.

【符号の説明】[Explanation of symbols]

1 戸 1a 戸 1b 戸 3a 敷居溝 12 滑車 12a 滑車 12b 滑車 13 閉塞帯 14 重り 1 unit 1a unit 1b unit 3a threshold groove 12 block 12a block 12b block 13 blockage band 14 weight

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 戸開時に出入口の敷居溝内に敷設され上
記敷居溝を閉塞する帯状の閉塞帯と、この閉塞帯が巻き
掛けられた滑車と、上記閉塞帯の端部に吊り下げられ、
戸開時に上記閉塞帯に張力を与えるとともに、戸閉時に
はその重量により上記閉塞帯を上記滑車側に収納する重
りとを備えていることを特徴とするエレベーターの敷居
溝異物混入防止装置。
1. A strip-shaped closing band that is laid in a sill groove of an entrance when closing a door to close the sill groove, a pulley around which the closing band is wound, and is hung from an end of the closing band.
An elevator sill groove foreign matter contamination prevention device, comprising: a tension that applies tension to the closing band when the door is opened and a weight that stores the closing band on the pulley side when the door is closed.
JP20483792A 1992-07-31 1992-07-31 Sill groove foreign matter mixing preventer of elevator Pending JPH0656377A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20483792A JPH0656377A (en) 1992-07-31 1992-07-31 Sill groove foreign matter mixing preventer of elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20483792A JPH0656377A (en) 1992-07-31 1992-07-31 Sill groove foreign matter mixing preventer of elevator

Publications (1)

Publication Number Publication Date
JPH0656377A true JPH0656377A (en) 1994-03-01

Family

ID=16497213

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20483792A Pending JPH0656377A (en) 1992-07-31 1992-07-31 Sill groove foreign matter mixing preventer of elevator

Country Status (1)

Country Link
JP (1) JPH0656377A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1321875C (en) * 1996-05-28 2007-06-20 科恩股份公司 Threshood device for lift cage
JP2013119448A (en) * 2011-12-06 2013-06-17 Mitsubishi Electric Building Techno Service Co Ltd Elevator door device
JP2017218320A (en) * 2016-06-10 2017-12-14 三菱電機ビルテクノサービス株式会社 Elevator
JP2021147171A (en) * 2020-03-18 2021-09-27 フジテック株式会社 elevator
CN113460840A (en) * 2021-07-09 2021-10-01 四川省特种设备检验研究院 Elevator door guide rail groove shielding device
JP2021181353A (en) * 2020-05-18 2021-11-25 フジテック株式会社 Elevator door device and elevator

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1321875C (en) * 1996-05-28 2007-06-20 科恩股份公司 Threshood device for lift cage
JP2013119448A (en) * 2011-12-06 2013-06-17 Mitsubishi Electric Building Techno Service Co Ltd Elevator door device
JP2017218320A (en) * 2016-06-10 2017-12-14 三菱電機ビルテクノサービス株式会社 Elevator
JP2021147171A (en) * 2020-03-18 2021-09-27 フジテック株式会社 elevator
JP2021181353A (en) * 2020-05-18 2021-11-25 フジテック株式会社 Elevator door device and elevator
CN113460840A (en) * 2021-07-09 2021-10-01 四川省特种设备检验研究院 Elevator door guide rail groove shielding device

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