CN107265222B - Elevator maintenance device and elevator maintenance control method - Google Patents
Elevator maintenance device and elevator maintenance control method Download PDFInfo
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- CN107265222B CN107265222B CN201710405137.9A CN201710405137A CN107265222B CN 107265222 B CN107265222 B CN 107265222B CN 201710405137 A CN201710405137 A CN 201710405137A CN 107265222 B CN107265222 B CN 107265222B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses an elevator maintenance device, which is used for maintaining the car top of an elevator and comprises a second switch, an operator for inputting a distance parameter and a time parameter, a first maintenance switch for inputting a starting instruction of the elevator maintenance device, a car door monitoring mechanism for generating a car door action instruction, a distance monitoring mechanism for generating a car moving instruction and controlling an elevator car to move downwards by a distance limited by the distance parameter through an elevator control system, and a time monitoring mechanism for timing, monitoring the communication state of the second maintenance switch, generating a car recovery instruction and controlling the elevator car to recover to a running position through the elevator control system. By using the elevator maintenance device, a maintainer can operate the elevator to move to a maintenance position by a single person and restore the elevator to a normal operation state after the operation is finished, so that the elevator maintenance device is safer and has higher efficiency.
Description
Technical Field
The invention relates to the field of elevators, in particular to an elevator overhauling device and an elevator overhauling control method.
Background
When the elevator needs to be overhauled, maintenance personnel need to go to the car top to maintain the elevator. In the prior art, two persons are needed to cooperate, one person operates an elevator operating system in a machine room, and the other person conducts command through an intercom system to enable a lift car to slowly descend to a proper position and then open a hoistway door, so that the lift car climbs a lift car roof for maintenance work. Because need two people cooperations, troublesome poeration, efficiency is lower, under the circumstances of guaranteeing safety and accord with the national regulation, if only need a maintenance personal just steerable elevator to accomplish relevant work, will very big promotion work efficiency.
Disclosure of Invention
The invention aims to provide an elevator maintenance device, which can automatically switch an elevator between a maintenance state and a normal working state when needed.
Another object of the invention is to provide a method of elevator service control.
The invention provides an elevator maintenance device, which is used for maintaining the top of an elevator, wherein the elevator comprises an elevator car, a main board and an elevator control system arranged on the main board, and is characterized in that: the elevator maintenance device comprises a first maintenance switch, a car door monitoring mechanism, a distance monitoring mechanism, a time monitoring mechanism, a second maintenance switch and an operator,
the first maintenance switch is connected with the car door monitoring mechanism through a circuit, the car door monitoring mechanism is respectively connected with the distance monitoring mechanism and the time monitoring mechanism through a circuit, the time monitoring mechanism is connected with the second maintenance switch through a circuit, the operator is respectively connected with the distance monitoring mechanism and the time monitoring mechanism through a circuit, the car door monitoring mechanism, the distance monitoring mechanism and the time monitoring mechanism are respectively connected with the elevator control system through circuits,
the first maintenance switch is used for inputting a starting instruction of the elevator maintenance device;
the car door monitoring mechanism is used for receiving the starting instruction, generating a car door action instruction, transmitting the car door action instruction to the elevator control system, and transmitting the starting instruction to the distance monitoring mechanism and the time monitoring mechanism respectively;
the operator is used for inputting a distance parameter and a time parameter;
the distance monitoring mechanism is used for receiving the starting command, generating a car moving command and transmitting the car moving command to the elevator control system;
the time monitoring mechanism is used for receiving the starting command, timing, monitoring the communication state of the second overhaul switch, generating a car recovery command and transmitting the car recovery command to the elevator control system.
The car door action command is a command for controlling car doors of the elevator car to open and close successively, the car movement command is a command for controlling the elevator car to move downwards by a distance limited by the distance parameter, and the car recovery command is a command for controlling the elevator to perform quality inspection and then controlling the elevator car to move to the nearest floor.
Preferably, the elevator car door monitoring system further comprises a position monitoring mechanism, wherein the position monitoring mechanism is respectively connected with the first maintenance switch and the car door monitoring mechanism through circuits; the position monitoring mechanism is used for receiving the starting command, monitoring the position of the elevator car and transmitting the starting command to the car door monitoring mechanism. The position detection mechanism includes a position sensor that detects a position at which a car of the elevator is located.
Preferably, the first service switch is disposed within the elevator car.
Further preferably, be equipped with in the elevator car and control the panel, first maintenance switch sets up on the control panel, make full use of current device, the structure is pleasing to the eye, convenient operation.
Preferably, the second service switch is located on the top of the elevator car.
Preferably, the first maintenance switch is a self-resetting key switch, so that the identity of the elevator maintenance device can be verified through a key, and the current communication state of the elevator maintenance device can be changed in an unlocking mode, so that the purpose of generating a starting signal is achieved. The key switch with the self-resetting function is selected, so that after the elevator maintenance device is started, the switch automatically restores to the initial state without extra recovery work of maintenance personnel.
Further preferably, the position monitoring mechanism, the car door monitoring mechanism, the distance monitoring mechanism and the time monitoring mechanism are connected to the main board.
The elevator maintenance control device provided by the invention comprises the following steps when in elevator maintenance control:
(71) The maintainer inputs the distance parameter to the distance monitoring mechanism by using the operator and inputs the time parameter to the time monitoring mechanism;
(72) A service person stops the elevator car at any floor except the lowest floor;
(73) A maintainer is communicated with the first maintenance switch, and the first maintenance switch generates the starting instruction;
(74) The car door monitoring mechanism receives the starting instruction, generates a car door action instruction and transmits the car door action instruction to the elevator control system, the elevator control system opens a car door of the elevator car for an operator to leave, and then the elevator control system closes the car door of the elevator car;
(75) The car door monitoring mechanism transmits the starting instruction to the distance monitoring mechanism and the time monitoring mechanism respectively, and steps (76) and (761) are executed;
(76) The distance monitoring mechanism generates a car moving command and transmits the car moving command to the elevator control system, the elevator control system controls the elevator car to move downwards by a distance defined by the distance parameter, and the step (77) is executed;
(761) The time monitoring mechanism starts to time and monitors the connection state of the second maintenance switch, and within the time limited by the time parameter,
(7611) When the connection state of the second maintenance switch is not changed, the time monitoring mechanism generates a car recovery instruction and transmits the car recovery instruction to the elevator control system, the elevator control system controls the elevator to perform self-detection, the elevator car is translated to a layer close to the elevator car, and the elevator recovers to run;
(7612) When the connection state of the second maintenance switch is changed, the time monitoring mechanism is used for ending timing, and continuously monitoring the connection state of the second maintenance switch, and executing the step (7613);
(7613) When the connection state of the second maintenance switch is changed, continuing to execute the step (761);
(77) The maintainers open the hall door, enter the car top position, change the communication state of the second maintenance switch and start maintenance work;
(78) And after the maintenance is finished, the communication state of the second maintenance switch is changed again by a maintenance person, the elevator maintenance device executes the step (761), and the maintenance person leaves the maintenance working position within the time interval limited by the time parameter.
In the elevator maintenance control method, a maintainer executes the steps (71), (72) and (73) in sequence, at the moment, an elevator car door is opened, the maintainer leaves the elevator, and the step (77) is executed; and (4) after the maintenance work is finished, executing the step (78), and automatically completing other works by the elevator maintenance device.
The other elevator maintenance device provided by the invention comprises the following steps when in elevator maintenance control:
(81) The maintainer inputs the distance parameter to the distance monitoring mechanism by using the operator and inputs the time parameter to the time monitoring mechanism;
(82) The maintainer is communicated with the first maintenance switch;
(83) The position monitoring means monitors whether the elevator car is in a position at the lowest floor,
when the position is the bottommost layer, no operation is performed;
when the position is not the bottom-most layer, performing step (84);
(84) The position monitoring mechanism transmits the starting instruction to the car door monitoring mechanism;
(85) The car door monitoring mechanism receives the starting instruction, generates a car door action instruction and transmits the car door action instruction to the elevator control system, the elevator control system opens a car door of the elevator car for an operator to leave, and then the elevator control system closes the car door of the elevator car;
(86) The car door monitoring mechanism transmits the starting instruction to the distance monitoring mechanism and the time monitoring mechanism respectively, and steps (87) and (871) are executed;
(87) The distance monitoring mechanism generates a car moving command and transmits the car moving command to the elevator control system, the elevator control system controls the elevator car to move downwards by a distance defined by the distance parameter, and the step (88) is executed;
(871) The time monitoring mechanism starts to time and monitors the connection state of the second maintenance switch, and within the time defined by the time parameter,
(8711) When the communication state of the second overhaul switch is not changed, the time monitoring mechanism generates a car recovery command and transmits the car recovery command to the elevator control system, the elevator control system controls the elevator to carry out self-detection, the elevator car is translated to a near layer, and the elevator recovers operation;
(8712) When the connection state of the second maintenance switch is changed, the time monitoring mechanism finishes timing, continues to monitor the connection state of the second maintenance switch, and executes the step (8713);
(8713) When the connection state of the second maintenance switch is changed, continuing to execute the step (871);
(88) The maintenance personnel open the hall door, enter the car top position, change the communication state of the second maintenance switch and start maintenance work;
(89) And after the overhaul is finished, the overhaul personnel change the communication state of the second overhaul switch again, the elevator overhaul device executes the step (871), and the maintenance personnel leave the working overhaul position in the time interval limited by the time parameter.
In the elevator maintenance control method, a maintainer executes the steps (81) and (82) in sequence, if the elevator maintenance device does not execute the step (84), the maintainer needs to stop the elevator at any floor except the bottommost floor, then the step (82) is executed, at the moment, an elevator car door is opened, the maintainer walks out of the elevator, and the step (88) is executed; and (5) after the maintenance work is finished, executing the step (89), wherein the elevator maintenance device can automatically finish other works.
The invention has the following beneficial effects:
by utilizing the elevator maintenance device, a maintainer can operate the elevator to move to a maintenance position by one person and easily reach the top of the elevator car, and the elevator is restored to a normal running state after maintenance is finished without the cooperation of other people, so that the elevator maintenance device is safer and has higher efficiency.
Furthermore, after the position monitoring mechanism is added, unnecessary accidents caused by the fact that the elevator maintenance device controls the elevator car to move downwards when the elevator is at the bottommost layer can be avoided.
The invention will be further described with reference to the drawings and the following detailed description.
Drawings
Fig. 1 is a schematic view showing a connection mode of each functional module of an elevator inspection apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic view of the connection mode of the second functional module of the elevator inspection device of the present invention.
Fig. 3 is a schematic view of an operating panel in a car of an elevator inspection device of the present invention.
Fig. 4 presents a schematic view of an elevator car controlled by the elevator inspection device of the invention in a normal operating position.
Fig. 5 is a schematic view of the position of an elevator car controlled by the elevator inspection device of the present invention in an inspection condition.
In the drawings, 1: a hoistway; 2: an elevator car; 3: a car roof; 4: a hall door; 5: a first service switch; 6: a position monitoring mechanism; 7: a car door monitoring mechanism; 8: a distance monitoring mechanism; 9: a time monitoring mechanism; 10: a second service switch; 11: a control panel; 12: an operator; 13: an elevator control system.
Detailed Description
The present invention will be further understood from the specific examples given below, which are not intended to limit the present invention. Portions of the embodiments not specifically described are obtained using techniques well known in the art and industry standards.
Example one
As shown in fig. 1 and fig. 3 to 5, an elevator maintenance device is used for controlling the position of an elevator car 2 running in a hoistway 1 during elevator maintenance, and further comprises a main board and an elevator control system 13 arranged on the main board, the elevator maintenance device of the embodiment comprises an operator 12, a first maintenance switch 5, a second maintenance switch 10, a car door monitoring mechanism 7, a distance monitoring mechanism 8 and a time monitoring mechanism 9, wherein the car door monitoring mechanism 7, the distance monitoring mechanism 8 and the time monitoring mechanism 9 are arranged on the main board, the operator 12 is arranged in a machine room of the elevator and is connected with the distance monitoring mechanism 8 and the time monitoring mechanism 9 through circuits, the first maintenance switch 5 is arranged in the elevator car 2 and is connected with the car door monitoring mechanism 7 through circuits, the car door monitoring mechanism 7 is connected with the distance monitoring mechanism 8 and the time monitoring mechanism 9 through circuits, the time monitoring mechanism 9 is connected with the second maintenance switch 10 through circuits, and the car door monitoring mechanism 7, the distance monitoring mechanism 8 and the time monitoring mechanism 9 are connected with the elevator control system 13 through circuits; the second maintenance switch 10 is arranged on the car roof 3 (not shown in the figure), the operating panel 11 is arranged in the elevator car 2, and the first maintenance switch 5 is arranged on the operating panel 11, so that the existing device is fully utilized, the structure is attractive, and the operation is convenient.
Further, the first maintenance switch 5 is a self-reset key switch, comprises two gears, namely an open position "ON" and a closed position "OFF", when the switch is located at the position of "ON", the first maintenance switch 5 is in a connected state, a starting signal of the elevator maintenance device is generated, and then the elevator maintenance device is automatically reset to the position of "OFF", so that the maintenance personnel are not required to perform extra reset work, and the next operation is facilitated.
The method for controlling the elevator maintenance by using the elevator maintenance device in the embodiment comprises the following steps:
(71) Inputting distance parameters to the distance monitoring mechanism 8 and time parameters to the time monitoring mechanism 9 by using the operator 12;
(72) Stopping the elevator car 2 at any floor other than the bottommost floor, say floor 2;
(73) The first maintenance switch 5 is communicated to generate a starting instruction;
(74) The car door monitoring mechanism 7 receives the starting instruction, generates a car door action instruction and transmits the car door action instruction to the elevator control system 13, the elevator control system 13 opens the car door of the elevator car 2 for an operator to leave, and then the elevator control system 13 closes the car door of the elevator car 2;
(75) The car door monitoring mechanism 7 transmits the starting instruction to the distance monitoring mechanism 8 and the time monitoring mechanism 9 respectively, and steps (76) and (761) are executed;
(76) The distance monitoring mechanism 8 generates a car moving command and transmits the car moving command to the elevator control system 13, the elevator control system 13 controls the elevator car 2 to move downwards by the distance defined by the distance parameter, and the step (77) is executed;
(761) The time monitoring means 9 start timing and monitor the connection state of the second service switch 10 and, within the time defined by said time parameter,
(7611) When the connection state of the second overhaul switch 10 is not changed, the time monitoring mechanism 9 generates a car recovery instruction and transmits the car recovery instruction to the elevator control system 13, the elevator control system 13 controls the elevator to perform self-detection, the elevator car 2 is translated to the near floor, and the elevator recovers to run;
(7612) When the connection state of the second maintenance switch 10 is changed, timing is ended, the connection state of the second maintenance switch 10 is continuously monitored, and the step (7613) is executed;
(7613) When the connection state of the second maintenance switch 10 is changed, continuing to execute the step (761);
(77) The maintainer opens the hall door 4, enters the position of the car roof 3, changes the communication state of the second maintenance switch 10 and starts maintenance work;
(78) After the maintenance is finished, the connection state of the second maintenance switch 10 is changed again, and the elevator maintenance device performs step (761) in which the maintenance person leaves the maintenance work position within the time interval defined by the time parameter.
In the elevator maintenance control method, a maintainer executes the steps (71), (72) and (73) in sequence, at the moment, a door of the elevator car 2 is opened, the maintainer walks out of the elevator car 2, and the step (77) is executed; and (4) after the maintenance work is finished, executing the step (78), and automatically completing other works by the elevator maintenance device.
Example two
As shown in fig. 2 to 5, an elevator maintenance device, which is used for controlling the position of an elevator car 2 running in a hoistway 1 during elevator maintenance, includes a first maintenance switch 5, a position monitoring mechanism 6, a car door monitoring mechanism 7, a distance monitoring mechanism 8, a time monitoring mechanism 9, a second maintenance switch 10 and an operator 12, wherein the operator 12 is disposed in a machine room of the elevator and is connected to the distance monitoring mechanism 8 and the time monitoring mechanism 9 through a line, the first maintenance switch 5 is disposed in the elevator car 2 and is connected to the position monitoring mechanism 6 through a line, the position monitoring mechanism 6 is connected to the car door monitoring mechanism 7 through a line, the car door monitoring mechanism 7 is connected to the distance monitoring mechanism 8 and the time monitoring mechanism 9 through a line, and the time monitoring mechanism 9 is connected to the second maintenance switch 10 through a line; the second maintenance switch 10 is arranged on the car roof 3 (not marked in the figure), the operating panel 11 is arranged in the elevator car 2, and the first maintenance switch 5 is arranged on the operating panel 11, so that the existing device is fully utilized, the structure is attractive, and the operation is convenient.
Further, the first maintenance switch 5 is a self-reset key switch, comprises two gears, namely an open position "ON" and a closed position "OFF", when the switch is located at the position of "ON", the first maintenance switch 5 is in a connected state, a starting signal of the elevator maintenance device is generated, and then the elevator maintenance device is automatically reset to the position of "OFF", so that the maintenance personnel are not required to perform extra reset work, and the next operation is facilitated.
The method for controlling the elevator maintenance by using the elevator maintenance device in the embodiment comprises the following steps:
(81) Inputting distance parameters to the distance monitoring mechanism 8 and time parameters to the time monitoring mechanism 9 by using the operator 12;
(82) The first maintenance switch 5 is communicated;
(83) The position monitoring mechanism 6 monitors whether the position of the elevator car 2 is at the lowest floor, and when the position is at the lowest floor, no operation is performed; when the position is not the bottom-most layer, e.g., layer 2, performing step (84);
(84) The position monitoring mechanism 6 transmits a starting instruction to the car door monitoring mechanism 7;
(85) The car door monitoring mechanism 7 receives the starting instruction, generates a car door action instruction and transmits the car door action instruction to the elevator control system 13, the elevator control system 13 opens the car door of the elevator car 2 for an operator to leave, and then the elevator control system 13 closes the car door of the elevator car 2;
(86) The car door monitoring mechanism 7 transmits the starting instruction to the distance monitoring mechanism 8 and the time monitoring mechanism 9 respectively, and the steps (87) and (871) are executed;
(87) Generating a car moving command by the distance monitoring mechanism 8 and transmitting the car moving command to the elevator control system 13, controlling the elevator control system 13 to move the elevator car 2 downwards by a distance defined by the distance parameter, and executing the step (88);
(871) The time monitoring means 9 start timing and monitor the connection status of the second service switch 10 and, within the time defined by said time parameter,
(8711) When the connection state of the second overhaul switch 10 is not changed, the time monitoring mechanism 9 generates a car recovery instruction and transmits the car recovery instruction to the elevator control system 13, the elevator control system 13 controls the elevator to perform self-detection, the elevator car 2 is translated to the near floor, and the elevator recovers to run;
(8712) When the connection state of the second maintenance switch 10 is changed, timing is ended, the connection state of the second maintenance switch 10 is continuously monitored, and the step (8713) is executed;
(8713) When the connection state of the second maintenance switch 10 is changed, continuing to execute the step (871);
(88) The maintainer opens the hall door 4, enters the position of the car roof 3, changes the communication state of the second maintenance switch 10 and starts maintenance work;
(89) And after the maintenance is finished, the communication state of the second maintenance switch 10 is changed again, the elevator maintenance device executes the step (871), and the maintenance personnel leave the maintenance working position within the time interval defined by the time parameter.
In the elevator maintenance control method, a maintainer executes the steps (81) and (82) in sequence, if the elevator maintenance device does not execute the step (84), the maintainer needs to stop the elevator car 2 at any floor except the bottommost floor, and then executes the step (82), at the moment, a door of the elevator car 2 is opened, the maintainer leaves the elevator, and then the step (88) is executed; and (5) after the maintenance work is finished, executing the step (89), wherein the elevator maintenance device can automatically finish other works.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.
Claims (7)
1. The utility model provides an elevator overhauls device uses when carrying out the sedan-chair top to the elevator and overhauls, the elevator includes elevator car, mainboard and sets up elevator control system on the mainboard, its characterized in that: the elevator maintenance device comprises a first maintenance switch, a car door monitoring mechanism, a distance monitoring mechanism, a time monitoring mechanism, a second maintenance switch and an operator,
the first maintenance switch is arranged in the elevator car, a control panel is arranged in the elevator car, the first maintenance switch is arranged on the control panel, the first maintenance switch is connected with the car door monitoring mechanism through a circuit, the car door monitoring mechanism is respectively connected with the distance monitoring mechanism and the time monitoring mechanism through circuits, the time monitoring mechanism is connected with the second maintenance switch through a circuit, the operator is respectively connected with the distance monitoring mechanism and the time monitoring mechanism through circuits, the car door monitoring mechanism, the distance monitoring mechanism and the time monitoring mechanism are respectively connected with the elevator control system through circuits,
the first maintenance switch is used for inputting a starting instruction of the elevator maintenance device;
the car door monitoring mechanism is used for receiving the starting instruction, generating a car door action instruction, transmitting the car door action instruction to the elevator control system, and transmitting the starting instruction to the distance monitoring mechanism and the time monitoring mechanism respectively;
the operator is used for inputting a distance parameter and a time parameter;
the distance monitoring mechanism is used for receiving the starting command, generating a car moving command and transmitting the car moving command to the elevator control system;
the time monitoring mechanism is used for receiving the starting command, timing, monitoring the communication state of the second maintenance switch, generating a car recovery command and transmitting the car recovery command to the elevator control system;
the elevator overhauls device still includes position monitoring mechanism, position monitoring mechanism pass through the circuit respectively with first maintenance switch reaches sedan-chair door monitoring mechanism connects, position monitoring mechanism is used for receiving start instruction and monitoring elevator car's position when elevator car's position is arbitrary floor outside the bottom, position detection mechanism is used for with start instruction transmits for sedan-chair door monitoring mechanism.
2. The elevator service apparatus of claim 1, wherein: the first maintenance switch is a self-resetting key switch.
3. The elevator service apparatus of claim 1, wherein: the second service switch is located on a top of the elevator car.
4. The elevator service apparatus of claim 1, wherein: the position monitoring mechanism, the car door monitoring mechanism, the distance monitoring mechanism and the time monitoring mechanism are connected to the mainboard.
5. The elevator service apparatus of claim 1, wherein: the operator is disposed in a machine room of the elevator.
6. A method for performing elevator service control using the elevator service apparatus of claim 1, comprising the steps of:
(71) A maintainer inputs the distance parameter to the distance monitoring mechanism and inputs the time parameter to the time monitoring mechanism by using the operator;
(72) A service person stops the elevator car at any floor except the bottommost floor;
(73) A maintainer is communicated with the first maintenance switch, the first maintenance switch generates the starting instruction, the first detection switch is arranged in an elevator car, an operation panel is arranged in the elevator car, and the first maintenance switch is arranged on the operation panel;
(74) The car door monitoring mechanism receives the starting instruction, generates a car door action instruction and transmits the car door action instruction to the elevator control system, the elevator control system opens a car door of the elevator car for an operator to leave, and then the elevator control system closes the car door of the elevator car;
(75) The car door monitoring mechanism transmits the starting instruction to the distance monitoring mechanism and the time monitoring mechanism respectively, and steps (76) and (761) are executed;
(76) The distance monitoring mechanism generates a car moving command and transmits the car moving command to the elevator control system, the elevator control system controls the elevator car to move downwards for a distance defined by the distance parameter, and the step (77) is executed;
(761) The time monitoring mechanism starts to time and monitors the connection state of the second maintenance switch, and within the time limited by the time parameter,
(7611) When the connection state of the second maintenance switch is not changed, the time monitoring mechanism generates a car recovery instruction and transmits the car recovery instruction to the elevator control system, the elevator control system controls the elevator to perform self-detection, the elevator car is translated to a layer close to the elevator car, and the elevator recovers to run;
(7612) When the connection state of the second maintenance switch is changed, the time monitoring mechanism finishes timing, continues to monitor the connection state of the second maintenance switch, and executes the step (7613);
(7613) When the connection state of the second maintenance switch is changed, continuing to execute the step (761);
(77) The maintainers open the hall door, enter the car top position, change the communication state of the second maintenance switch and start maintenance work;
(78) And after the maintenance is finished, the communication state of the second maintenance switch is changed again by a maintenance person, the elevator maintenance device executes the step (761), and the maintenance person leaves the maintenance working position within the time interval limited by the time parameter.
7. A method for performing elevator service control using the elevator service apparatus of claim 1, comprising the steps of:
(81) The maintainer inputs the distance parameter to the distance monitoring mechanism by using the operator and inputs the time parameter to the time monitoring mechanism;
(82) The maintainer is communicated with the first maintenance switch;
(83) The position monitoring means monitors whether the elevator car is in a position at the lowest floor,
when the position is the bottommost layer, no operation is performed;
when the position is not the bottom layer, executing step (84);
(84) The position monitoring mechanism transmits the starting instruction to the car door monitoring mechanism;
(85) The car door monitoring mechanism receives the starting instruction, generates a car door action instruction and transmits the car door action instruction to the elevator control system, the elevator control system opens a car door of the elevator car for an operator to leave, and then the elevator control system closes the car door of the elevator car;
(86) The car door monitoring mechanism transmits the starting instruction to the distance monitoring mechanism and the time monitoring mechanism respectively, and the steps (87) and (871) are executed;
(87) The distance monitoring mechanism generates a car moving command and transmits the car moving command to the elevator control system, the elevator control system controls the elevator car to move downwards for a distance defined by the distance parameter, and the step (88) is executed;
(871) The time monitoring mechanism starts to time and monitors the connection state of the second maintenance switch, and within the time limited by the time parameter,
(8711) When the communication state of the second overhaul switch is not changed, the time monitoring mechanism generates a car recovery command and transmits the car recovery command to the elevator control system, the elevator control system controls the elevator to carry out self-detection, the elevator car is translated to a near layer, and the elevator recovers operation;
(8712) When the connection state of the second maintenance switch is changed, the time monitoring mechanism finishes timing, continues to monitor the connection state of the second maintenance switch, and executes the step (8713);
(8713) When the connection state of the second maintenance switch is changed, continuing to execute the step (871);
(88) The maintenance personnel open the hall door, enter the car top position, change the communication state of the second maintenance switch and start maintenance work;
(89) After the overhaul is finished, the overhaul personnel change the communication state of the second overhaul switch again, the elevator overhaul device executes the step (871), and the maintenance personnel leave the working overhaul position in the time interval defined by the time parameter;
the overhaul personnel successively execute the steps (81) and (82), if the elevator overhaul device does not execute the step (84), the overhaul personnel need to stop the elevator car at any floor except the bottommost floor, then the step (82) is executed, at the moment, the door of the elevator car is opened, the overhaul personnel walk out of the elevator, and the step (88) is executed; and (89) after the maintenance work is finished.
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| CN114644262B (en) * | 2022-03-17 | 2023-08-01 | 上海三菱电梯有限公司 | Elevator system and elevator system control method |
| CN115009947B (en) * | 2022-06-20 | 2024-01-23 | 永大电梯设备（中国）有限公司 | Protection method for repairing and resetting elevator car roof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2003002553A (en) * | 2001-06-15 | 2003-01-08 | Mitsubishi Electric Building Techno Service Co Ltd | Operation device and its operation method for maintenance of elevator |
| CN201942374U (en) * | 2010-12-31 | 2011-08-24 | 上海永大电梯设备有限公司 | Automatic positioning operation control device for elevator |
| JP5982157B2 (en) * | 2012-04-06 | 2016-08-31 | 株式会社日立製作所 | Elevator with operation switching system |
| CN204384640U (en) * | 2014-12-17 | 2015-06-10 | 西子奥的斯电梯有限公司 | A kind of Novel car top repair and maintenance system |
| CN206088633U (en) * | 2016-02-23 | 2017-04-12 | 广东日创电梯有限公司 | Infrared elevator cab space operation safety protection system |
| CN205527222U (en) * | 2016-04-19 | 2016-08-31 | 山东博尔特电梯有限公司 | Elevator car roof maintenance device |
| CN206901519U (en) * | 2017-05-31 | 2018-01-19 | 江南嘉捷电梯股份有限公司 | A kind of overhauling elevator device |
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