JPS59146363U - Hydraulic elevator safety device - Google Patents
Hydraulic elevator safety deviceInfo
- Publication number
- JPS59146363U JPS59146363U JP3776583U JP3776583U JPS59146363U JP S59146363 U JPS59146363 U JP S59146363U JP 3776583 U JP3776583 U JP 3776583U JP 3776583 U JP3776583 U JP 3776583U JP S59146363 U JPS59146363 U JP S59146363U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic elevator
- safety device
- oil leakage
- hydraulic
- elevator safety
- 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
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Emergency Alarm Devices (AREA)
- Level Indicators Using A Float (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の一実施例の安全装置を備えた油圧エ
レベータを示す概略縦断面図、第２図および第３図は上
記実施例の漏油異常検出装置の漏油量が正常な状態およ
び漏油量が異常な状態をそれぞれ示す側断面図、第４図
は上記実施例の制御回路を示す回路図である。
１・・・昇降路、２ａ、 ２ｂ・・・乗場、３・・・油
圧ジヤツキ、４・・・かご、５・・・シリンダ、６・・
・シリンダヘッド部、１・・・プランジャ、９・・・油
圧パワーユニット、１０・・・油タンク、１２・・・漏
油回収管、１３・・・漏油異常検出装置、１６・・・レ
ベルスイッヂ、１８・・・浮子、２３・・・安全リレー
接点回路、２４・・・安全回路リレー、２８・・・メモ
リ消去回路、３０・・・警報灯、３１・・・警報器。な
お、図中同一部分は同一符号により示す。Fig. 1 is a schematic vertical sectional view showing a hydraulic elevator equipped with a safety device according to an embodiment of this invention, and Figs. 2 and 3 show a state in which the oil leakage abnormality detection device of the above embodiment has a normal oil leakage amount. FIG. 4 is a side sectional view showing a state in which the amount of oil leaked is abnormal, and FIG. 4 is a circuit diagram showing a control circuit of the above embodiment. 1... Hoistway, 2a, 2b... Landing, 3... Hydraulic jack, 4... Car, 5... Cylinder, 6...
・Cylinder head part, 1... Plunger, 9... Hydraulic power unit, 10... Oil tank, 12... Oil leak recovery pipe, 13... Oil leak abnormality detection device, 16... Level switch, 18... Float, 23... Safety relay contact circuit, 24... Safety circuit relay, 28... Memory erase circuit, 30... Warning light, 31... Alarm device. Note that the same parts in the figures are indicated by the same reference numerals.
Claims (1)
う油圧エレベータにおいて、上記油圧ジヤツキのバッキ
ングシール部からの漏油を検出する漏油異常検電装置と
、この異常検出装置の漏油か許容値を越えたことの検出
信号で警報を発すると共にかごを最下階へ誘導して運転
を停止させる制御回路とを備えたことを特徴とする油圧
エレベ・−夕の安全装置。In a hydraulic elevator that raises and lowers a car by raising and lowering the plunger of a hydraulic jack, there is an oil leakage abnormality detection device that detects oil leakage from the backing seal part of the hydraulic jack, and an oil leakage tolerance of this abnormality detection device. A safety device for a hydraulic elevator, characterized by comprising a control circuit that issues an alarm in response to a detection signal of overstepping, guides the car to the lowest floor, and stops operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3776583U JPS59146363U (en) | 1983-03-16 | 1983-03-16 | Hydraulic elevator safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3776583U JPS59146363U (en) | 1983-03-16 | 1983-03-16 | Hydraulic elevator safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59146363U true JPS59146363U (en) | 1984-09-29 |
Family
ID=30168455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3776583U Pending JPS59146363U (en) | 1983-03-16 | 1983-03-16 | Hydraulic elevator safety device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59146363U (en) |
-
1983
- 1983-03-16 JP JP3776583U patent/JPS59146363U/en active Pending
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