JPH05105350A - Automatic drainage system for elevator - Google Patents
Automatic drainage system for elevatorInfo
- Publication number
- JPH05105350A JPH05105350A JP3267573A JP26757391A JPH05105350A JP H05105350 A JPH05105350 A JP H05105350A JP 3267573 A JP3267573 A JP 3267573A JP 26757391 A JP26757391 A JP 26757391A JP H05105350 A JPH05105350 A JP H05105350A
- Authority
- JP
- Japan
- Prior art keywords
- pit
- water
- drain
- elevator
- drainage pump
- 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
Landscapes
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】この発明はエアコン設置エレベー
タの自動排水装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic drainage device for an air conditioner installed elevator.
【0002】[0002]
【従来の技術】かごにエアコンを設置した従来のエレベ
ータにおける、エアコン排水の昇降路外への排水方法
は、かごから排水を一旦ピット内に設けられたドレンタ
ンクに溜め、溜まった水を、エレベータの保守点検日に
エレベータかごを途中階に止め、バケツなどで水を汲み
上げ、水が無くなるまで排水作業を行っていた。2. Description of the Related Art In a conventional elevator having an air conditioner installed in a car, the drainage method of the air conditioner drainage to the outside of the hoistway is to collect the drainage from the car in a drain tank provided in the pit, On the day of maintenance and inspection, the elevator car was stopped on the middle floor, water was pumped up with a bucket, and drainage work was performed until the water ran out.
【0003】ときには、ピットにドレンタンクがない建
物もあり、その場合もピット内に溜まった水をバケツで
汲み上げ、ピット内に水が無くなるまでの大変な作業を
行っていた。At times, there are buildings without drain tanks in the pits, and even in that case, the water accumulated in the pits was pumped up by a bucket, and a lot of work was done until the water in the pits was exhausted.
【0004】なお、特殊な例としては、ピット内のドレ
ンタンクからピット外へ排水管を設け、自動排水するこ
ともあった。As a special example, a drain pipe is provided from the drain tank in the pit to the outside of the pit to automatically drain water.
【0005】この場合にはピット内に穴明け貫通部が出
てしまうため逆止弁などの水の逆流防止装置が必要であ
った。In this case, since a hole-penetrating portion is formed in the pit, a check valve or other water backflow prevention device is required.
【0006】[0006]
【発明が解決しようとする課題】このようなエアコン設
置エレベータの排水方法には次のような問題点がある。The drainage method of such an air conditioner-equipped elevator has the following problems.
【0007】先ず、ドレンタンク或いはピットに溜まっ
た水を汲み出す場合にはエレベータの点検日などに限ら
れ、エレベータを停止させないと汲み出すことができな
かった。その労力や時間も大変なものであった。First, when the water collected in the drain tank or the pit is pumped out, it is limited to the day when the elevator is inspected, and it cannot be pumped out unless the elevator is stopped. The effort and time were also great.
【0008】ピット内のドレンタンクからピット外へ排
水管を設ける場合も、ピット内に穴明けによる貫通部が
出来てしまうため、ピット内への水の侵入を完全に遮断
することが出来ず、ピット内に水が逆流することもあ
り、これを防止する逆止弁が必要となっていた。Even when a drain pipe is provided from the drain tank in the pit to the outside of the pit, a penetration portion is formed in the pit due to a hole, so that water cannot be completely prevented from entering the pit. Water could flow back into the pit, and a check valve was needed to prevent this.
【0009】本発明はこの問題点を解決するためになさ
れたもので、エレベータを停止させないで、ピット内ド
レンタンクに水が溜まった時点で何時でも排水すること
ができるようにするものである。The present invention has been made to solve this problem, and it is possible to drain water at any time when water is accumulated in the drain tank in the pit without stopping the elevator.
【0010】又、ピット内に穴明けすることなく水の侵
入を完全に防止するエアコン設置エレベータを提供する
ことにある。Another object of the present invention is to provide an air conditioner-equipped elevator that completely prevents water from entering without making a hole in the pit.
【0011】[0011]
【課題を解決するための手段】本発明は昇降路内ピット
に、水位の上限と下限の夫々にレベルセンサーを付けた
ピットドレンタンクを設置し、更に、これにピット上方
の最下階から排水管を配管し、排水ポンプを設ける。According to the present invention, a pit drain tank having level sensors at the upper and lower limits of the water level is installed in the hoistway pit, and drainage is provided from the lowest floor above the pit. Pipe the pipe and install a drainage pump.
【0012】前記レベルセンサーの出力を前記排水ポン
プの駆動制御装置に入力し、センサー出力に応じて排水
ポンプの起動停止を制御する。The output of the level sensor is input to the drive control device of the drainage pump, and the start / stop of the drainage pump is controlled according to the sensor output.
【0013】[0013]
【作用】ピットドレンタンクに溜まった水が満水になっ
たとき、これを上限のレベルセンサーが検出すると、そ
の出力により排水ポンプが動作し、タンク内の水を自動
的に排水する。又、下限のレベルセンサーがタンク内の
水がなくなったことを検知すると、その出力により排水
ポンプが自動的に停止する。[Function] When the water accumulated in the pit drain tank becomes full, when the upper limit level sensor detects this, the output causes the drainage pump to operate, and the water in the tank is automatically drained. Further, when the lower limit level sensor detects that the water in the tank is exhausted, the output thereof automatically stops the drainage pump.
【0014】[0014]
【実施例】図1に示す実施例に基づいて本発明を説明す
る。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described based on the embodiment shown in FIG.
【0015】昇降路内ピット1に水位の上下限を検知す
るレベルセンサー2、2を設けたピットドレンタンク3
を設置し、ピット上方にある建屋の最下階天井部4に排
水管5を設ける。排水管5の途中に排水ポンプ6を設
け、更に、排水管の先を排水口7に接続する。Pit drain tank 3 provided with level sensors 2 and 2 for detecting upper and lower limits of water level in a pit 1 in a hoistway
Is installed, and a drainage pipe 5 is provided on the ceiling part 4 on the lowest floor of the building above the pit. A drainage pump 6 is provided in the middle of the drainage pipe 5, and the tip of the drainage pipe is connected to a drainage port 7.
【0016】レベルセンサー2の出力は排水ポンプ6の
駆動制御装置に入力して、センサー出力信号に応じて、
排水ポンプ6を起動、停止するようにする。The output of the level sensor 2 is input to the drive control device of the drainage pump 6, and according to the sensor output signal,
The drain pump 6 is started and stopped.
【0017】一方、かご8にはエアコン9が取付けら
れ、かごの下部にかごドレンタンク10があり、フロー
トスイッチ11によりかごドレンタンク10の満水を検
知し、その信号によりエアコン9を停止し、かご8を最
下階で止め、かごドレンタンク10に溜まった水を電磁
弁12を動作させてピットドレンタンク3に排水する。On the other hand, an air conditioner 9 is attached to the car 8, and a car drain tank 10 is provided at the bottom of the car. A float switch 11 detects that the car drain tank 10 is full, and the air conditioner 9 is stopped by the signal. 8 is stopped at the bottom floor, and the water accumulated in the car drain tank 10 is drained to the pit drain tank 3 by operating the solenoid valve 12.
【0018】このようにして溜められたピットドレンタ
ンク3内の排水の水位をレベルセンサー2で検知し自動
的に排水する。The level sensor 2 detects the water level of the waste water thus stored in the pit drain tank 3 and automatically drains it.
【0019】レベルセンサー2としては、磁石を有する
フロート式のレベル計をピットドレンタンクに取付け、
これに対してリードスイッチを上限水位と下限水位に設
けてレベルスイッチをセンサーとして用いる。As the level sensor 2, a float type level meter having a magnet is attached to the pit drain tank,
On the other hand, reed switches are provided at the upper limit water level and the lower limit water level, and the level switch is used as a sensor.
【0020】他の方法によるレベルセンサーとしては、
フロートスイッチ或いは電極式のレベル計、光センサー
などを用いても良い。As a level sensor by another method,
A float switch, an electrode type level meter, an optical sensor or the like may be used.
【0021】このように構成してあるのでピットドレン
タンクは水が溜まれば自動的に排水され、ピット内の排
水のため、エレベータを停止したりする必要がなくな
り、エレベータの保守点検が容易になる。With such a structure, the pit drain tank is automatically drained when water is accumulated, and there is no need to stop the elevator because of drainage in the pit, facilitating maintenance and inspection of the elevator. Become.
【0022】又、排水管をピット上方の最下階にから配
管するので、ピットに配管用の穴を設ける必要がなく、
ピット内への水の侵入を完全に遮断出来る。Since the drainage pipe is piped from the lowest floor above the pit, it is not necessary to provide a hole for piping in the pit,
It can completely block the entry of water into the pit.
【0023】[0023]
【発明の効果】本発明により昇降路ピット内のエアコン
排水を常時自動的に排水でき保守点検の手間が省け、
又、昇降路ピットを水浸しにするなどの不具合も解消さ
れる。According to the present invention, the drainage of the air conditioner in the hoistway pit can be automatically drained at all times, which saves the trouble of maintenance and inspection.
In addition, problems such as submerging the hoistway pit with water are also eliminated.
【図1】本発明によるエレベータの概略図である。1 is a schematic view of an elevator according to the present invention.
【符号の説明】 1…ピット 2…レベルセンサー 3…ピットドレンタンク 5…排水管 6…排水ポンプ[Explanation of symbols] 1 ... Pit 2 ... Level sensor 3 ... Pit drain tank 5 ... Drain pipe 6 ... Drain pump
Claims (1)
コンの排水を行うエレベータにおいて、 前記ピットに、上下限のレベルセンサーを有するピット
ドレンタンクを設け、このタンクにピット上方の最下階
から排水管を配管し、この配水管に接続して、前記レベ
ルセンサーの信号出力により起動・停止する排水ポンプ
を設けてなることを特徴としたエレベータの自動排水装
置。1. An elevator for draining an air conditioner installed in a car in a pit at the bottom of a hoistway, wherein a pit drain tank having upper and lower limit level sensors is provided in the pit, and the tank is at the lowest floor above the pit. An automatic drainage device for an elevator, characterized in that a drainage pipe is connected to the water distribution pipe, and a drainage pump is started and stopped by the signal output of the level sensor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3267573A JPH05105350A (en) | 1991-10-16 | 1991-10-16 | Automatic drainage system for elevator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3267573A JPH05105350A (en) | 1991-10-16 | 1991-10-16 | Automatic drainage system for elevator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH05105350A true JPH05105350A (en) | 1993-04-27 |
Family
ID=17446667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3267573A Pending JPH05105350A (en) | 1991-10-16 | 1991-10-16 | Automatic drainage system for elevator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH05105350A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0761743A (en) * | 1993-08-27 | 1995-03-07 | Kajima Corp | Method of and device for draining elevator air-conditioning device |
CN103064436A (en) * | 2012-12-26 | 2013-04-24 | 淮安万邦香料工业有限公司 | Liquid level control method of saline water storage device |
JP5665099B1 (en) * | 2013-12-27 | 2015-02-04 | 東芝エレベータ株式会社 | Passenger conveyor |
CN107724980A (en) * | 2017-09-30 | 2018-02-23 | 河南理工大学 | To drilling Auto-drainage equipment under one kind |
US10975583B2 (en) * | 2016-02-22 | 2021-04-13 | Zurn Industries, Llc | Elevator trench drain |
CN113830638A (en) * | 2021-10-19 | 2021-12-24 | 浙江省特种设备科学研究院 | A pit water level automated inspection and drainage device for elevartor shaft |
US11795703B2 (en) | 2021-02-04 | 2023-10-24 | Zurn Industries, Llc | Elevator trench drain |
-
1991
- 1991-10-16 JP JP3267573A patent/JPH05105350A/en active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0761743A (en) * | 1993-08-27 | 1995-03-07 | Kajima Corp | Method of and device for draining elevator air-conditioning device |
CN103064436A (en) * | 2012-12-26 | 2013-04-24 | 淮安万邦香料工业有限公司 | Liquid level control method of saline water storage device |
JP5665099B1 (en) * | 2013-12-27 | 2015-02-04 | 東芝エレベータ株式会社 | Passenger conveyor |
US10975583B2 (en) * | 2016-02-22 | 2021-04-13 | Zurn Industries, Llc | Elevator trench drain |
US11674320B2 (en) | 2016-02-22 | 2023-06-13 | Zurn Industries, Llc | Elevator trench drain |
CN107724980A (en) * | 2017-09-30 | 2018-02-23 | 河南理工大学 | To drilling Auto-drainage equipment under one kind |
US11795703B2 (en) | 2021-02-04 | 2023-10-24 | Zurn Industries, Llc | Elevator trench drain |
CN113830638A (en) * | 2021-10-19 | 2021-12-24 | 浙江省特种设备科学研究院 | A pit water level automated inspection and drainage device for elevartor shaft |
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