Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
  • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
  • B66B13/02—Door or gate operation
  • B66B13/14—Control systems or devices
  • B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
  • B66B13/165—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position electrical
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
  • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
  • B66B13/02—Door or gate operation
  • B66B13/14—Control systems or devices

Definitions

• the present invention relates to an elevator control device.
• Fig. 1 the control of opening and closing the doors of the elevator car has been performed as shown in Fig. 1 when the landing position of the car is at a landing level, for example, 200 mm above and below the door position.
• the zone detection signal (DZ) 31 is output and the door opening permission zone detection signal (DZ) 31 is output
• the door opening position in the car or when the car is opened is operated.
• the door open command signal (DT) 32 is turned on and the door is opened.
• the door open confirmation signal (18 DS) 36 is output.
• the door opening command signal (DT) 32 turns off and the door closes.
• a door closing confirmation signal (DC) 37 is output.
• elevator cars usually have a door mechanism that holds the door closed to prevent passengers from opening the door and falling from the inside of the car during ascent / descent and emergency stop.
• a fetisher plate for preventing falling has been installed.
• a car door lock device is provided to prevent a door from being opened from inside a car in the event of an emergency stop during ascent / descent or between floors.
• An object of the present invention is to provide an elevator control device that unlocks a car door at times, locks the car door when the door is closed, and prevents passengers from falling off the door. Disclosure of the invention
• an elevator control device comprises:
• a car door lock device to prevent the car door from opening from inside the car and a car door lock device when the door is closed lock the car door, unlock the car door when the door is open, and Operation control device to control the operation of
• a car door lock device for preventing the door from being opened from the inside of the car, it is possible to prevent a dangerous situation such as a passenger falling from the door during elevating and emergency stop. Can be prevented.
• the operation control device if the operation control device cannot confirm that the car door has been completely opened even if the operation control device has moved the door for a predetermined time or more from the start of the door opening operation, it performs the door closing operation and tries the door opening operation again. It is characterized by the following.
• the operation control device cannot confirm that the car door has been completely closed even after a predetermined time period from the start of the door closing operation, the door opening operation is performed, and the door closing operation is performed again. Attempts are made specifically.
• ADVANTAGE OF THE INVENTION According to this invention, when the door closing operation of a car door cannot be performed normally, a door opening operation
• the operation control device does not raise or lower the elevator overnight if the lock of the car door cannot be confirmed.
• the present invention is characterized in that the elevator is not moved up and down when the operation control device confirms both locking and unlocking of the car door.
• the present invention raises and lowers the elevator even when the operation control device cannot confirm the lock of the car door or confirms both the lock and release of the car door during the inspection of the elevator. It is characterized by the following.
• the present invention is characterized in that, when an abnormality occurs in the car door lock device, a notification device is provided for notifying the passenger of the abnormality.
• Fig. 1 is a timing chart when a door is opened and closed in a slave.
• FIG. 2 is a diagram showing a schematic configuration of an elevator controller according to the first embodiment of the present invention.
• FIG. 3 is a diagram showing a circuit configuration of the car door lock device according to the first embodiment.
• FIG. 4 is a perspective view showing a state where the car door lock device is attached in the first embodiment.
• FIG. 5 is a timing chart at the time of opening and closing the door in the first embodiment.
• FIG. 6 is a diagram showing a schematic configuration of an elevator control device according to a seventh embodiment of the present invention.
• FIG. 2 shows a schematic configuration of the elevator control apparatus according to the first embodiment of the present invention.
• the elevator control device 10 of this embodiment includes a car 1 in which a fetisher plate for preventing passengers from falling is not installed, and a door from inside the car. It is provided with a car door lock device 2 for preventing the door from opening, an operation control device 3 for controlling the operation of the elevator, and a door opening permission zone detection signal generating device 5.
• FIG. 3 is a diagram showing a circuit configuration of the car door lock device 2.
• the car door lock device 2 has a contact 21 that closes with a door open permission zone detection signal (DZ) 3 1 and a relay that operates with a lock pin raising command signal (DL RY) 3 3
• a lock mechanism 26 comprising a solenoid (S OL) 24 and a lock pin 25; a limit switch (DL OLS) 27 for generating a lock release signal (DL OA);
• a limit switch (DLCLS) 28 for generating a lock confirmation signal (DL CA).
• FIG. 4 is a perspective view showing a state where the car door lock device 2 is attached.
• the car door lock device 2 is mounted on the upper portion of the car, and when the lock pin 25 falls, the brackets (L) 29 and the bracket (R) mounted on the left and right doors respectively. Locked to prevent the left and right doors from opening by passing through the hole provided in 30 and unlocking when the lock pin 25 was raised. It is configured so that the left and right doors can be opened.
• the car door lock device 2 releases the lock by pulling up the lock pin 25 by suction of the solenoid (SOL) 24, and when the door is closed (door open command signal is off), the door closes and is mechanically held. Is released and the lock pin 25 is mechanically lowered to lock.
• SOL solenoid
• the operation control device 3 Before the door is opened, the operation control device 3 outputs a door opening permission zone detection signal (DZ) 3 1 when the landing position of the car 1 is at a landing level within a range of, for example, 200 mm above and below the reference position.
• the contacts 21 of the car door lock device 2 are closed, the lock pin pull-up command signal (DL RY) 33 is output to the car door lock device 2, and the contact 23 is output by the relay 22. Is closed, and the lock pin 25 is pulled up by suction of the solenoid (S OL) 24.
• the lock release signal (DLOA) 34 is turned on, which confirms that the lock pin 25 has been lifted, the door opening operation is started by the door open command signal (DT) 32.
• the operation control device 3 turns off the door open command signal (DT) 32 and simultaneously outputs the lock pin pull-up command signal (DL RY) 33 to the car door opening device 2 to lock the door. Pin 25 falls and locks mechanically, lock is confirmed, signal (DL CA) 35 turns on.
• the door is locked by the car door opening device 2 so that the door is not opened except when landing and opening the door. It is possible to prevent the passenger from falling into a dangerous state such as falling from the door.
• the operation control device 3 if the operation control device 3 cannot confirm that the car door is completely opened, the operation control device 3 performs the door closing operation and reopens the door again. The opening operation is attempted.
• the operation control device 3 waits for a predetermined time (for example:! To 2 minutes) from the start of the door opening operation (lock pin pulling up, door open command signal (DT) 32 on output) (at point A in Fig. 5). However, if the signal (18 DS) 36 that confirms that the car door has been completely opened does not turn on, it is determined that an abnormality has occurred in the operation of releasing the car door lock, and the door closing finger is used. Turn off the command signal (DT) and close the door, then perform the door opening operation again. That is, after the door is closed, the lock pin pull-up command signal 33 (DLRY) is turned on again, the lock pin is pulled up, and the door opening operation is performed with the door open command signal (DT) 32 turned on again.
• a predetermined time for example:! To 2 minutes
• the third embodiment is different from the first embodiment in that, in the elevator control device 10 according to the first embodiment, when the operation control device 3 cannot confirm that the car door is completely closed, the door is opened. Work and try the door closing operation again.
• the operation control device 3 keeps the car door completely open even if it is ⁇ for a predetermined time (for example, 1 to 2 minutes) from the start of the door closing operation (door opening command signal (DT) 32 off) (at point B in FIG. If the signal (DC) 37 that confirms that the door is closed does not turn on, it is determined that an abnormality has occurred in the car door lock operation, and the door open command signal (DT) 32 is turned on and the door is opened. Perform the door closing operation again.
• a predetermined time for example, 1 to 2 minutes
• the operation control device 3 outputs a signal (DL CA) confirming that the car door is locked. If 35 does not turn on, do not raise or lower the elevator car. For example, if the lock pin 25 does not move, if the limit switch (DLCLS) 28 that generates the lock confirmation signal (DLCA) 35 fails, or if the signal line of the lock confirmation signal (DLCA) 35 breaks, The lock confirmation signal (DLCA) 35 does not turn on, so do not raise or lower the elevator.
• DL CA a signal
• passengers can be ascended or descended while the car door is always locked, so that passenger safety can be ensured.
• the car in the elevator control apparatus 10 of the first embodiment, the car is not moved up and down when the operation control apparatus 3 confirms that the car door is locked and unlocked.
• the operation control device 3 Judge that the lock device 2 has become normal, and do not raise or lower the elevator. For example, if both the limit switch (DLOLS) 27 that generates the lock release signal (DLOA) 3 and the limit switch (DLCLS) 28 that generates the lock confirmation signal (DLCA) 35 fail, or In the event of a failure, both the signal to confirm that the car door is locked (DLCA) 35 and the signal to confirm that the car door has been unlocked (DLOA) 34 may turn on, In this case, do not raise and lower the elevator.
• both the limit switch (DLOLS) 27 that generates the lock release signal (DLOA) 3 and the limit switch (DLCLS) 28 that generates the lock confirmation signal (DLCA) 35 fail, or In the event of a failure, both the signal to confirm that the car door is locked (DLCA) 35 and the signal to confirm that the car door has been unlocked (DLOA) 34 may turn on, In this case, do not raise and lower the elevator.
• FIGS. 2 to 5 used in the description of the first embodiment.
• the elevator control device 10 of the first embodiment is different from the operation control device 3 in that, when the elevator is inspected, the car door lock cannot be detected and the car door lock and release are both performed. Even if it is confirmed, it is possible to move up and down.
• the operation control device 3 confirms that the signal (DL CA) 35 that confirms that the car door has been locked does not turn on or that the car has been unlocked. Even if both the signal (DL CA) 3 5 and the signal (DL OA) 34 that confirms that the car door has been unlocked are turned on, the elevator is moved up and down overnight.
• FIG. 6 shows a schematic configuration of the seventh embodiment of the present invention.
• the notification device 4 is provided in the elevator control device 10 of the first embodiment.
• the elevator control device of the present invention it is possible to prevent a passenger from falling into a dangerous state such as falling from a door during ascent / descent and during an emergency stop.

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• Engineering & Computer Science (AREA)
• Automation & Control Theory (AREA)
• Elevator Door Apparatuses (AREA)
• Maintenance And Inspection Apparatuses For Elevators (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=32024893

Family Applications (1)

Country Status (5)

Cited By (1)

Families Citing this family (5)

Citations (6)

• 2002
  • 2002-09-18 JP JP2002271991A patent/JP2004107026A/ja active Pending
• 2003
  • 2003-09-03 TW TW092124360A patent/TWI249502B/zh not_active IP Right Cessation
  • 2003-09-05 KR KR10-2004-7011120A patent/KR20040083086A/ko not_active Application Discontinuation
  • 2003-09-05 CN CNA03804482XA patent/CN1671612A/zh active Pending
  • 2003-09-05 WO PCT/JP2003/011392 patent/WO2004026751A1/ja active Application Filing

Patent Citations (6)

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