JPS63166574U - - Google Patents
Info
- Publication number
- JPS63166574U JPS63166574U JP1987042634U JP4263487U JPS63166574U JP S63166574 U JPS63166574 U JP S63166574U JP 1987042634 U JP1987042634 U JP 1987042634U JP 4263487 U JP4263487 U JP 4263487U JP S63166574 U JPS63166574 U JP S63166574U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- differential amplifier
- amplifier circuit
- motor
- output
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000007257 malfunction Effects 0.000 description 1
Landscapes
- Elevator Door Apparatuses (AREA)
- Control Of Electric Motors In General (AREA)
Description
第１図はこの考案の一実施例を示すエレベータ
戸の制御装置の構成を示すブロツク図、第２図は
第１図の装置の正常運転時の主要構成回路の出力
波形による動作説明図、第３図は同じく戸開待機
中に差動増幅回路が故障した場合の動作説明図、
第４図同じく戸開動作中に差動増幅回路が故障し
た場合の動作説明図、第５図は従来のエレベータ
戸の制御装置の構成を示すブロツク図、第６図は
第５図の装置の正常運転時の主要構成回路の出力
波形による動作説明図、第７図は従来の装置の戸
開動作中における不具合例の動作説明図である。
図において、１はモータ、２は速度発電機、３
は速度指令回路、４は差動増幅回路、５は電流増
幅回路、６は電圧レベル検出回路、７は積分回
路、８は電圧レベル検出回路、９は出力遮断回
路、１０は全開位置信号、１１はＡＮＤ回路であ
る。なお、図中同一符号は同一又は相当部分であ
る。
Fig. 1 is a block diagram showing the configuration of an elevator door control device showing one embodiment of this invention; Figure 3 is an explanatory diagram of the operation when the differential amplifier circuit fails while waiting for the door to be opened.
Figure 4 is also an explanatory diagram of the operation when the differential amplifier circuit fails during door opening operation, Figure 5 is a block diagram showing the configuration of a conventional elevator door control device, and Figure 6 is a diagram of the system shown in Figure 5. FIG. 7 is an explanatory diagram of the operation based on the output waveforms of the main component circuits during normal operation, and FIG. 7 is an explanatory diagram of the operation of an example of a malfunction during the door opening operation of the conventional device. In the figure, 1 is a motor, 2 is a speed generator, and 3
4 is a speed command circuit, 4 is a differential amplifier circuit, 5 is a current amplifier circuit, 6 is a voltage level detection circuit, 7 is an integration circuit, 8 is a voltage level detection circuit, 9 is an output cutoff circuit, 10 is a fully open position signal, 11 is an AND circuit. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
モータの回転速度に対応した信号と上記扉の開閉
位置に応じた速度指令信号との偏差信号を出力す
る差動増幅回路と、この差動増幅回路の出力に接
続する電圧レベル検出回路を介して上記差動増幅
回路の出力を積分回路に入力し、その積分値が所
定以上になると上記モータの通電々流を遮断する
制御回路とを備えた制御装置において、 上記電圧レベル検出回路と上記積分回路との間
に設けられ、上記扉の全開位置信号の指令により
上記差動増幅回路の出力を上記積分回路に接続す
るＡＮＤ回路を設けたことを特徴とするエレベー
タ戸の制御装置。[Scope of claim for utility model registration] A motor that drives the opening and closing of elevator doors, and a differential amplifier circuit that outputs a deviation signal between a signal corresponding to the rotational speed of this motor and a speed command signal corresponding to the opening/closing position of the door. Then, the output of the differential amplifier circuit is input to the integrating circuit via a voltage level detection circuit connected to the output of the differential amplifier circuit, and when the integrated value exceeds a predetermined value, the current flowing through the motor is cut off. and a control circuit, the AND circuit is provided between the voltage level detection circuit and the integration circuit, and connects the output of the differential amplifier circuit to the integration circuit in response to a command of the fully open position signal of the door. An elevator door control device characterized by being provided with a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987042634U JPH0647884Y2 (en) | 1987-03-25 | 1987-03-25 | Control device for elevator doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987042634U JPH0647884Y2 (en) | 1987-03-25 | 1987-03-25 | Control device for elevator doors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63166574U true JPS63166574U (en) | 1988-10-31 |
| JPH0647884Y2 JPH0647884Y2 (en) | 1994-12-07 |
Family
ID=30858731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987042634U Expired - Lifetime JPH0647884Y2 (en) | 1987-03-25 | 1987-03-25 | Control device for elevator doors |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0647884Y2 (en) |
-
1987
- 1987-03-25 JP JP1987042634U patent/JPH0647884Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0647884Y2 (en) | 1994-12-07 |
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