CN109179174B - Hoistway door mis-opening protection system and elevator - Google Patents

Hoistway door mis-opening protection system and elevator Download PDF

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Publication number
CN109179174B
CN109179174B CN201811287455.0A CN201811287455A CN109179174B CN 109179174 B CN109179174 B CN 109179174B CN 201811287455 A CN201811287455 A CN 201811287455A CN 109179174 B CN109179174 B CN 109179174B
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Prior art keywords
door
control module
elevator
car
protection
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CN109179174A (en
Inventor
陈锡强
廖鑫鑫
黄子良
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Homefriend and Fuji Elevator Co Ltd
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Homefriend and Fuji Elevator Co Ltd
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    • 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
    • B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
    • B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
    • B66B13/185—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors electrical

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Elevator Control (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

The invention discloses a protection system for mistakenly opening an elevator hall door and an elevator, which are provided with an elevator control module, a hall door control communication board, a car control communication board, an early warning prompt device and a protection device; the hall door control communication boards are arranged at the hall doors layer by layer and used for monitoring the floor addresses and the door opening and closing states of the hall doors in real time and feeding back the floor addresses and the door opening and closing states to the elevator control module; the car control communication board is arranged on the car and used for monitoring the floor address and the running state of the car in real time and feeding back the floor address and the running state to the elevator control module; the early warning prompting device is arranged at a floor outside the landing door, and the protective device is arranged at the elevator shaft wall at the lower side of each landing door; and the elevator control module controls the early warning prompt device and the protection device in real time according to the feedback result. And then the real-time monitoring of the hall door with the fault of mistakenly opening the door is obtained, and the effects of early warning prompt, timely starting of the protective device, timely early warning and effective protection of the safety of the user are achieved.

Description

Hoistway door mis-opening protection system and elevator
Technical Field
The invention relates to the field of elevator safety systems, in particular to a protection system for mistakenly opening an elevator hall door and an elevator.
Background
The elevator is inseparable in people daily work and life, and meanwhile, the safety problem of the elevator is always related to personal safety; among a plurality of elevator faults, a hall door is mistakenly opened, and the elevator car does not actually arrive, but the hall door is opened; meanwhile, with the acceleration of life rhythm, the phenomenon of head lowering is more and more prominent, and users of the head lowering often can not observe and directly enter after the hall door is opened in the process of waiting for taking the elevator; other users often have no time to react and directly enter the elevator shaft in the backroom door, and tragic elevator shaft drop events are caused.
Therefore, the prior art has defects and needs to be improved and developed.
Disclosure of Invention
The invention aims to solve the technical problem that in the prior art, the protection system for the mistaken opening of the elevator hall door and the elevator are provided, and the problem that in the prior art, the casualty accident occurs when the elevator hall door is mistakenly opened and then mistakenly enters the elevator shaft is solved.
The technical scheme adopted by the invention for solving the technical problem is as follows: a protection system for preventing elevator hall door from being opened by mistake comprises: the elevator control system comprises an elevator control module, a hall door control communication board, a car control communication board, an early warning prompting device and a protection device, wherein the hall door control communication board, the car control communication board, the early warning prompting device and the protection device are respectively connected with the elevator control module; the hall door control communication boards are arranged at the hall doors layer by layer and used for monitoring the floor addresses and the door opening and closing states of the hall doors in real time and feeding back the floor addresses and the door opening and closing states to the elevator control module; the car control communication board is arranged on the car and used for monitoring the floor address and the running state of the car in real time and feeding back the floor address and the running state to the elevator control module; the early warning prompting device is arranged at a floor outside the landing door, and the protection device is arranged at the elevator shaft wall at the lower side of each landing door; and the elevator control module controls the early warning prompt device and the protection device in real time according to the feedback result.
Furthermore, the elevator control module comprises an elevator main control module, a car control module, a hall door control module, an early warning control module and a protection control module; the car control module, the hall door control module, the early warning control module and the protection control module are respectively connected with the elevator main control module; the car control module is connected with the car control communication board and used for controlling the car control communication board and acquiring a floor address and an operation state of the car; the hall door control module is connected with the hall door control communication board and used for controlling the hall door control communication board and acquiring a floor address and a door opening and closing state of the hall door through the hall door control communication board; the early warning prompting module is connected with the early warning prompting device, and the protection control module is connected with the protection device; when the hall door is opened by mistake, the elevator main control module operates the early warning prompting device through the early warning prompting module; meanwhile, the elevator main control module operates the protection device through the protection control module.
Further, the running state of the car comprises a descending state, an ascending state and a stopping state; the door opening and closing state of the hall door comprises a door opening state and a door closing state, and the floor address of the hall door and the floor address of the lift car are coded according to the floor number; the early warning prompting device comprises a warning lamp and an audio device.
Further, the running state of the car comprises a descending state, an ascending state and a stopping state; the door opening and closing state of the hall door comprises a door opening state and a door closing state, and the floor address of the hall door and the floor address of the lift car are coded according to the floor number; the early warning prompting device comprises a warning lamp and an audio device; the protection device comprises a power device, a protection control communication board and a protection board, wherein the protection control communication board controls the power device to drive the protection board.
Further, the hall door control communication board feeds back information' NXT ' to hall door control module, wherein ' N ' is the floor address of the hall door and is an integer; the 'X' is the number of the hall door in the same floor and is a positive integer; "T" represents an open/close door state of the hall door, the "T" is "0" or "1", the "0" represents a closed door state, and the "1" represents an open door state; car control communication board feedback information MYZ "to car control module, where" M "is the floor address of the car, which is an integer; "Y" is the number of the car, which is a positive integer; "Z" represents the operating state of the car; the "Z" is any one of "-1", "0", or "1", where "— 1" represents a downlink state, "0" represents a stop state, and "1" represents an uplink state.
Furthermore, the elevator hall door false door opening protection system also comprises an address detection device, wherein the address detection device comprises a first information transmitter and a second information receiver which are arranged on the elevator car, and a second information transmitter and a first information receiver which are arranged on each floor of hall door; the first information transmitter and the second information transmitter transmit light information under the control of the elevator main module, and the first information receiver and the second information receiver receive the light information and feed the light information back to the elevator main control module.
Furthermore, the second information transmitter and the first information receiver carry out floor address coding according to the number of floors and pre-store the codes in the elevator main control module, the second information transmitter and the first information receiver are connected with the hall door control communication board, and the first information transmitter and the second information receiver are connected with the car control communication board; after receiving the optical information, the first information receiver feeds back a floor address and a door opening and closing state of the hall door to the elevator main control module; and after receiving the light information, the second information receiver feeds back the floor address and the running state of the car to the elevator main control module.
Further, the elevator main control module acquires the floor address of the hall door and the floor address of the car, and controls the early warning prompt device and the protection device to operate when the hall door is in a door opening state and the floor address of the hall door is different from the floor address of the car.
Furthermore, the warning lamps in the early warning prompting device are arranged on an upper floor outside the hall door, a lower bottom plate outside the hall door or the side wall of the hall door, and when the warning lamps are turned on, the warning lamps alternately flash among multiple colors of light; the warning sound box is arranged on the upper floor on the outer side of the hall door, and when the warning sound box is started, warning voice is played; and after the early warning prompting device operates, the elevator main control module controls the lift car to be in a stop state and synchronously sends early warning and help seeking information to a control room or automatically gives an early warning and an alarm.
Furthermore, the protection device comprises a plurality of groups, and the groups are arranged at the position of the elevator shaft wall at the lower side of each layer of the landing door one by one; the protection control module is connected with the protection control communication board through a communication cable or a wireless communication mode, and controls the power device to open the protection board through the protection control communication board; when the protection plate is not opened, the protection plate is folded and attached to the wall of the elevator shaft or is horizontally moved and stretched in a floor; when the protective plate is opened, the power device controls the protective plate to bounce or horizontally extend so as to form a supporting surface in the elevator shaft at the lower side of the hoistway door.
The invention also adopts another technical scheme to solve the technical problem as follows: an elevator comprises the elevator hall door false opening protection system.
Compared with the prior art, the elevator door mis-opening protection system crowded elevator provided by the invention adopts the elevator control module, the hall door control communication board, the car control communication board, the early warning prompting device and the protection device, wherein the hall door control communication board, the car control communication board, the early warning prompting device and the protection device are respectively connected with the elevator control module; the hall door control communication boards are arranged at the hall doors layer by layer and used for monitoring the floor addresses and the door opening and closing states of the hall doors in real time and feeding back the floor addresses and the door opening and closing states to the elevator control module; the car control communication board is arranged on the car and used for monitoring the floor address and the running state of the car in real time and feeding back the floor address and the running state to the elevator control module; the early warning prompting device is arranged at a floor outside the landing door, and the protection device is arranged at the elevator shaft wall at the lower side of each landing door; and the elevator control module controls the early warning prompt device and the protection device in real time according to the feedback result. And then the real-time monitoring of the hall door with the fault of mistakenly opening the door is obtained, and the effects of early warning prompt, timely starting of the protective device, timely early warning and effective protection of the safety of the user are achieved.
Drawings
Fig. 1 is a schematic diagram of the application of the protection system for preventing the mistaken opening of the elevator hall door.
FIG. 2 is a schematic view of the state of the change in FIG. 1 according to the present invention.
Fig. 3 is a flow chart of the control principle of the protection system for preventing the elevator hall door from being opened by mistake in the invention.
FIG. 4 is an enlarged view of portion A of FIG. 1 according to the present invention.
FIG. 5 is an enlarged view of the portion B of FIG. 2 according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2 and 3, a first embodiment of the present invention provides a protection system 10 for preventing a hoistway door 15 from being opened by mistake, which is used for sending an early warning message to remind a user when the hoistway door 15 is opened and a car 16 does not reach a floor where the hoistway door 15 is opened, synchronously opening a protection device 19, and sending a distress message and a control room or automatic alarm. The protection system 10 for preventing the elevator hall door 15 from being opened by mistake mainly comprises: an elevator control module 11, a hall door control communication board 12 and an early warning prompt device 14; the elevator control module 11 is respectively connected with the hall door control communication board 12 and the early warning prompting device 14 through wireless communication or cables; the elevator control module 11 is used for controlling the operation of the elevator, the elevator control module 11 is connected with the hall door control communication board 12, and monitors the floor address and the door opening and closing state of the hall door 15 in real time through the hall door control communication board 12 so as to acquire the door opening and closing state of the hall door 15 and the floor address of the hall door 15; when the hall door 15 is opened by mistake, the elevator control module 11 controls the early warning prompting device 14 to operate and timely sends out early warning information to remind a user, so that the probability that the user enters the elevator with the hall door 15 in a state of being opened by mistake is effectively reduced; effectively avoiding casualty accidents after hall door 15 is opened by mistake.
Specifically, the hall door control communication plates 12 are arranged at the hall doors 15 layer by layer, that is, the hall door control communication plates 12 are arranged in each floor, and the hall door control communication plates 12 in each floor monitor the floor addresses and the door opening and closing states of the hall doors 15 in the floor where the hall door control communication plates 12 are located in real time; further, the open/close state of the hall doors 15 includes an open state and a closed state.
Preferably, the system 10 for preventing the elevator hall door 15 from being opened by mistake further comprises a preventing device 19, wherein the preventing device 19 is connected to the elevator control module 11 and is controlled by the elevator control module 11; the protection devices 19 comprise a plurality of groups, and each floor is provided with one group of protection devices 19.
Referring to fig. 4 and 5, in detail, the protection device 19 includes a protection control communication board 191, a power device 192 and a protection board 193; the protective device 19 is arranged at the wall of the elevator shaft 17 below the landing door 15, and the power device 192 is arranged in the wall of the elevator shaft 17 or the floor plate; the protection plate 193 is folded and applied to the wall of the elevator shaft 17 or is translated and stretched in the floor plate, so that the protection plate 193 is effectively prevented from interfering the normal operation of the elevator car 16 in the elevator shaft 17. The protection control communication board 191 is connected with the elevator control module 11 through a communication cable or a wireless communication mode; meanwhile, under the control of the elevator control module 11, the power device 192 is controlled to open the protection plate 193 through the protection control communication board 191.
It can be understood that when the hoistway door 15 is opened by mistake, the elevator main control module controls the power device 192 to drive the protection plate 193 to open, and under the drive of the power device 192, the protection plate 193 is controlled to bounce or horizontally extend out, so as to form a supporting surface in the elevator hoistway 17 at the lower side of the hoistway door 15, so that a user is supported by the protection plate 193 after entering the hoistway door 15 by mistake, and under the protection of the protection device 19 and the early warning of the early warning prompting device, the user finds that the hoistway door 15 is opened by mistake, and after entering the elevator hoistway 17 by mistake, the user can timely move out of the elevator hoistway door 15 again, and safely reaches the floor outside the elevator hoistway 17. Obviously, by adopting the technical characteristics, timely and effective early warning and user protection are obtained, and the effect of falling casualty accidents caused by untimely user reaction is avoided.
Meanwhile, the protection system 10 for preventing the elevator hall door 15 from being opened by mistake further comprises a car control communication plate 13, the car control communication plate 13 is arranged on the car 16, the car control communication plate 13 is connected to the elevator control module 11, the car control communication plate 13 is used for detecting the floor address and the running state of the car 16 in real time, and the acquired floor address and running state of the car 16 are fed back to the elevator control module 11.
Further, the floor address of the hall door 15 and the floor address of the car 16 are encoded in advance according to the floor number, and the codes are stored in the elevator control module 11 in advance. Meanwhile, when a plurality of elevators are installed on the same floor, that is, when a plurality of hall doors 15 are installed on the same floor, the hall door control communication board 12 is connected to and controls the plurality of hall doors 15 on the same floor at the same time, numbers the plurality of hall doors 15 in advance, and pre-stores the numbers in the elevator control module 11; it can be understood that the hall doors 15 on different floors are numbered the same, and a plurality of hall doors 15 with the same number share one car 16; meanwhile, the number of the car 16 is set to be the same as the number of the hall door 15 corresponding thereto. The elevator control module 11 acquires the number, the floor address and the door opening and closing state of the hall door 15 through the hall door control communication plate 12; meanwhile, the elevator control module 11 obtains the number, the floor address and the running state of the car 16 through the car control communication board 13.
Specifically, the running state of the car 16 includes an ascending state, a stopped state, and an ascending state. It is understood that when a hall door 15 of a certain number is in the open state, the car 16 of the same number should also be at the hall door 15 of the open state of the floor, and the car 16 is in the stopped state; the elevator control module 11 judges whether the elevator hall door 15 has a fault of mistakenly opening the door by judging whether the floor address of the hall door 15 with the door opening state of a certain number is the same as the floor address of the numbered car 16; obviously, if the floor addresses of the hall door 15 and the car 16 with the same number in the door-open state are different, the hall door 15 has a false open failure. By adopting the technical scheme, the effect of timely and quickly detecting the error door opening fault of the hall door 15 is obtained; meanwhile, the effect of timely and quickly sending out early warning prompt information and avoiding casualty accidents is achieved.
Continuing to refer to fig. 3, in other embodiments, the elevator control module 11 includes an elevator main control module 111, a hall door control module 112, a car control module 113, an early warning control module 114, and a protection control module 15; the elevator main control module 111 is respectively connected with and controls the hall door control module 112, the car control module 113, the early warning control module 114 and the protection control module 15; the hall door control module 112 is connected to the hall door control communication board 12, and is configured to control the hall door control communication board 12, acquire the number, the floor address, and the door opening and closing state of the hall door 15 through the hall door control communication board 12, and feed back the information to the elevator main control module 111; the car control module 113 is connected with the car control communication board 13, and is used for controlling the car control communication board 13, acquiring the serial number, the floor address and the door opening and closing state of the car 16 through the car control communication board 13, and feeding back the information to the elevator main control module 111; the early warning control module 114 is connected to the early warning prompting device 14, and is configured to control the early warning prompting device 14; the protection control module 15 is connected with the protection device 19 and is used for controlling the protection device 19; when the hall door 15 is opened by mistake, the elevator main control module 111 operates the early warning prompting device 14 by the early warning prompting module 114, and controls the protection control module 15 to operate the protection device 19. By adopting the technical scheme, the real-time detection of the false door opening fault of the hall door 15 is obtained, and after the false door opening fault occurs, the early warning prompting device 14 and the protective device 19 are timely and effectively started, so that the user can be accurately and quickly warned, and the casualty accident can be effectively avoided.
In other preferred embodiments, hall control communication board 12 feeds back a message "NXT "to hall door control module 112, and the hall door control module 112 transmits the information" NXT' is fed back to the elevator main control module 11; wherein "N" is the floor address of hall door control communication board 12, and "N" is an integer; the "X" is a code of the hall door 15 in the same layer, and the "X" is a positive integer; the "T" is the open-close door state of the hall door 15; the "T" is either "0" or "1", the "0" indicates a door-closed state, and the "1" indicates a door-opened state.
Specifically, the hall door control communication board 12 monitors and feeds back the codes, the door opening and closing states and the floor addresses of the hall doors 15 in the floor where the hall door control communication board is located in real time. It can be understood that when hall door control communication board 12 feeds back a message "321' to hall door control module 112, after the hall door control module 112 receives the information, it can judge that 2 nd hall door 15 of 3 rd floor is in the door-open state; when the hall door control communication board 12 feeds back a message "320 "to hall door control module 112, soAfter the hall door control module 112 receives the information, it can determine that the 2 nd hall door 15 of the 3 rd floor is in a closed state; when the hall door control communication board 12 feeds back a message "311' to hall door control module 112, after the hall door control module 112 receives the information, it can judge that 1 st hall door 15 of 3 storied building is in a closed state; when the hall door control communication board 12 feeds back information' -111 "to hall door control module 112, and after the hall door control module 112 receives the information, it can determine that the 1 st hall door 15 of minus 1 floor is in the open state. It can be understood that due to the above technical features, the effect of accurate detection of the floor address, the door opening and closing state and the code of the hall door 15 is obtained.
Meanwhile, the car control communication board 13 feeds back a message "MYZ "to car control module 113, where" M "is the floor address of car 16, and" M "is an integer; the "Y" represents the coding of the car 16, the "Y" being a positive integer; the "Z" represents the operating state of the car 16; the 'Z' is any one of '-1, 0 or 1', wherein the-1 represents a downlink state, the 0 represents a stop state, and the 1 represents an uplink state.
Specifically, when the car control communication board 13 feeds back a message "321' to a car control module 113, wherein after receiving the information, the car control module 113 can judge that the car 16 corresponding to the 2 nd landing door 15 runs to the 3 rd floor and is in an ascending state; when the car control communication board 13 feeds back a message of "320' to the car control module 113, and after the car control module 113 receives the information, it can judge that the car 16 corresponding to the 2 nd landing door 15 runs to the 3 rd floor and is in a stop state; when the car control communication board 13 feeds back a message of "321' to the car control module 113, and after the car control module 113 receives the information, it can determine that the car 16 corresponding to the 2 nd landing door 15 runs to the 3 rd floor and is in a down-stopped state; when the car control communication board 13 feeds back a message of "311' to the car control module 113, and after the car control module 113 receives the information, it can judge that the car 16 corresponding to the 1 st landing door 15 is movingMoving to the 3 rd floor and being in a descending state; when the car control communication board 13 feeds back information' -111' to the car control module 113, and after the car control module 113 receives the information, it can determine that the car 16 corresponding to the 1 st landing door 15 runs to minus 1 st floor and is in a down-stopped state. It can be understood that due to the technical characteristics, the effect of accurate detection of the floor address, the running state and the code of the car 16 is obtained.
It should be noted that the car control module 113 and the hall door control module 112 feed back the received information to the elevator main control module 111, and the elevator main control module 111 receives and analyzes the information "NXT "and information" MYZ', if and only if X = Y, namely the number of the hoistway door 15 is the same as that of the car 16; the elevator main control module 111 determines the floor address and the open/close state of the hall door 15, and the floor address and the operating state of the car 16.
Specifically, if the numbers of the hoistway doors 15 and the numbers of the cars 16 are the same, namely the elevator cars 16 in the same elevator shaft 17 and the hoistway doors 15 of a plurality of different floors; the elevator main control module 111 detects and acquires all hall door 15 information "N" of T =1 in the current informationX1 ", that is, the hall door 15 in the door-open state, then acquires the floor address N of the hall door 15 in the door-open state, and then acquires the floor address M of the car 16. It can be understood that when the elevator is operated safely, the N = M; that is, when the hall door 15 is in the open state, the car 16 should be at the floor where the hall door 15 is located in the open state.
That is, when the elevator main control module 111 detects in the hoistway door 15 and the elevator car 16 in the same number, the N ≠ M; that is, when the elevator main control module 111 detects that the floor address M of the car 16 is different from the floor address N of the hall door 15 in the door-open state in the elevator hall door 15 and the elevator car 16 in the same number, it can be determined that the hall door 15 in the door-open state has a false door-open state.
Meanwhile, when the elevator operates normally and safely, only 1 landing door 15 in the door opening state can be arranged in the landing doors 15 with the same mark number; namely, the elevator main control module 111 can only receive the information that the open-close door state T in the label of one hall door 15 is 1 for the elevator hall doors 15 with the same label; it can be understood that when two or more hall information with the same mark received by the elevator main control module 111 are in the open state, it can be determined that the hall door 15 with the mark has the fault of mistakenly opening the door. It can be understood that by adopting the above technical features, the effect of accurately and quickly acquiring the hall door 15 with the wrong door opening failure is obtained; thereby providing a guarantee for quickly starting the early warning prompting device 14 and the protecting device 19.
When the elevator main control module 111 judges that the elevator hall door 15 has a fault of opening by mistake; a control message is sent to the warning control module 114, and the warning control module 114 turns on the warning prompting device 14.
Specifically, the warning prompting device 14 includes a warning light 141 and an audio device 142; the warning lamp 141 is arranged on the upper floor outside the hall door 15, the lower floor outside the hall door 15 or the side wall of the hall door 15; when the warning light 141 is turned on, the warning light 141 alternately flashes among lights of a plurality of colors. The sound equipment 142 is arranged on the floor on the outer side of the hall door 15, and when the sound equipment 142 is turned on, warning voice is played. By adopting the technical scheme, the effect that the protective device 19 is quickly opened after the hall door 15 is mistakenly opened is further obtained, and the probability that a user mistakenly enters the elevator shaft 17 in the hall door 15 is effectively reduced.
Meanwhile, when the elevator main control module 111 judges that the elevator hall door 15 has a fault of opening by mistake; a control message is sent to the protection control module 15, and the protection control module 15 turns on the protection device 19.
Specifically, when the hoistway door 15 is opened by mistake, the elevator main control module 111 sends a control signal to the protection control module 15, the elevator main control module 111 controls the power device 192 to drive the protection plate 193 to be opened, under the drive of the power device 192, the protection plate 193 is controlled to bounce or horizontally extend out to form a supporting surface in the elevator shaft 17 at the lower side of the hoistway door 15, so that a user is supported by the protection plate 193 after mistakenly entering the hoistway door 15, under the early warning of the protection and early warning prompting device of the protection device 19, the user finds that the hoistway door 15 is opened by mistake, and after the user mistakenly enters the elevator shaft 17, the user can move out of the elevator shaft 17 again through the hoistway door 15 in time, safely reaches the floor outside the elevator shaft 17, and then can save oneself in time.
It should be noted that the power device 192 includes a push rod or a personal wear motor, and the structure of the power device and the connection manner between the power device and the protection plate 193 are the prior art and are not described again. By adopting the technical scheme, the protective device 19 is quickly opened after the hall door 15 is mistakenly opened, a supporting surface is formed in the elevator shaft 17, and the effect of preventing the falling-down accident can be achieved even if a user mistakenly enters the elevator shaft 17 in the hall door 15. It can be understood that after the protection device 19 is opened, the protection plate 193 forms a supporting surface in the elevator shaft 17, and after the failure of the hall door 15 being opened by mistake is relieved, the power device 192 drives the protection plate 193 to be folded and applied on the wall of the elevator shaft 17 or horizontally stretched and retracted into the floor plate under the control of the elevator main control module 111; thereby avoiding affecting the normal operation of the car 16 in the hoistway 17. Through adopting above-mentioned technical scheme, obtained when effectively protecting the user, do not influence the effect of the normal operating of car 16 in elevartor shaft 17.
Further, the elevator main control module 111 sends a control message to the car control module 113, and the car control module 113 adjusts the running state of the car 16 to a pause state; then judging the floor address of the car 16 and the floor address of the landing door 15 which is opened by mistake by the landing door 15; according to the relation between the floor address of the lift car 16 and the floor address of the landing door 15 with the door opened by mistake, a floor address which does not pass through the landing door 15 with the door opened by mistake is searched, and a user moves out of the lift car 16; and then the running state of the car 16 is locked in a stopping state until the mistaken opening of the hall door 15 is cleared and then the locking is released. Through adopting above-mentioned technical characteristic, and then obtained and started early warning suggestion device 14 rapidly in the technique simultaneously, the effect that the car 16 was sent out fast to the user safety that will be in car 16 of quick accurate.
Referring to fig. 1, 3 and 4, in a second embodiment of the present invention, a hoistway door 15 false-opening protection system 10 is provided, which is different from hoistway door 15 false-opening protection system 10 in the first embodiment in that hoistway door 15 false-opening protection system 10 further includes an address detection device 18; the address detection device 18 is used for monitoring the address information of the hall door 15 and the car 16 in real time; the address detection device 18 includes an information transmitter (not shown) and an information receiver (not shown), the information transmitter transmits light information, and the information receiver receives the light information and feeds the light information back to the elevator main control module 111.
Specifically, the receiver includes a first information transmitter 181 provided on the car 16, and a second information transmitter 182 provided on the hall door 15; the information receiver includes a second information receiver 184 provided on the car 16, and a first information receiver 183 provided on the hall door 15; after the first information receiver 183 and the second information receiver 184 receive the light information, a piece of information is fed back to the elevator main control module 111.
Further, the second information transmitter 182 and the first information receiver 183 are connected to the hall control communication board 12, and each floor is provided with a group of the second information transmitter 182 and the first information receiver 183, and each group of the second information transmitter 182 and the first information receiver 183 performs floor address coding according to the number of floors, and pre-stores the coding in the elevator main control module 111; meanwhile, the first information transmitter 181 and the second information receiver 184 are disposed on the elevator car 16, and the first information transmitter 181 and the second information receiver 184 perform floor address coding according to floor information and pre-store the coding in the elevator main control module 111.
After the first information receiver 183 receives the light information from the first information transmitter 181, the floor address of the car 16 is fed back to the hall door control module 112 through the hall door control communication board 12, and then the floor address is collected to the elevator main control module 111 through the hall door control module 112; after the second information receives the light information of the second information transmitter 182, the floor address and the door opening and closing state of the hall door 15 are fed back to the car control module 113 through the car control communication board 13, and the floor address and the door opening and closing state are collected to the elevator main control module 111 through the car control module 113.
Preferably, the car control communication board 13 and the hall door control communication board 12 are communicated with the address detection device 18, the car control module 113 and the hall door control module 112 in a wireless communication manner or a wired communication manner.
Furthermore, the elevator main control module 111 controls the early warning prompting device 14 and the protection device 19, and simultaneously sends out early warning and help asking information to a control room or automatically gives an early warning. By adopting the characteristics, the effect of accurately and quickly acquiring the hall door 15 with the door opening error is obtained; meanwhile, the method also has the effect of timely and effectively reducing the possibility of casualty accidents of the user.
In a third embodiment of the present invention, there is provided an elevator comprising an elevator shaft, a car, a plurality of landing doors, a control room, and a power plant; the elevator is provided with the elevator hall door false opening protection system in the first and second embodiments of the invention; the hoistway door erroneous-opening prevention system can realize the functions as described in the first and second embodiments of the present invention.
In summary, the protection system for preventing the elevator hall door from being opened by mistake provided by the invention is provided with the elevator control module, the hall door control communication board, the car control communication board, the early warning prompting device and the protection device, wherein the hall door control communication board, the car control communication board, the early warning prompting device and the protection device are respectively connected with the elevator control module; the hall door control communication boards are arranged at the hall doors layer by layer and used for monitoring the floor addresses and the door opening and closing states of the hall doors in real time and feeding back the floor addresses and the door opening and closing states to the elevator control module; the car control communication board is arranged on the car and used for monitoring the floor address and the running state of the car in real time and feeding back the floor address and the running state to the elevator control module; the early warning prompting device is arranged at a floor outside the landing door, and the protection device is arranged at the elevator shaft wall at the lower side of each landing door; and the elevator control module controls the early warning prompt device and the protection device in real time according to the feedback result. And then the real-time monitoring of the hall door with the fault of mistakenly opening the door is obtained, and the effects of early warning prompt, timely starting of the protective device, timely early warning and effective protection of the safety of the user are achieved.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.

Claims (6)

1. The utility model provides a hoistway door mistake protection system that opens door which characterized in that includes: the elevator control system comprises an elevator control module, a hall door control communication board, a car control communication board, an early warning prompting device and a protection device, wherein the hall door control communication board, the car control communication board, the early warning prompting device and the protection device are respectively connected with the elevator control module; the hall door control communication boards are arranged at the hall doors layer by layer and used for monitoring the floor addresses and the door opening and closing states of the hall doors in real time and feeding back the floor addresses and the door opening and closing states to the elevator control module; the car control communication board is arranged on the car and used for monitoring the floor address and the running state of the car in real time and feeding back the floor address and the running state to the elevator control module; the early warning prompting device is arranged at a floor outside the landing door, and the protection device is arranged at the elevator shaft wall at the lower side of each landing door; the elevator control module controls the early warning prompt device and the protection device in real time according to a feedback result;
hall door control communication board feedback information' NXT ' to hall door control module, wherein ' N ' is the floor address of the hall door and is an integer; the 'X' is the number of the hall door in the same floor and is a positive integer; "T" represents an open/close door state of the hall door, the "T" is "0" or "1", the "0" represents a closed door state, and the "1" represents an open door state;
car control communication board feedback information MYZ ' to the car control module, wherein ' M ' is the carThe floor address of the car, which is an integer; "Y" is the number of the car, which is a positive integer; "Z" represents the operating state of the car; the "Z" is any one of "-1", "0", or "1", where "— 1" represents a downlink state, "0" represents a stop state, and "1" represents an uplink state.
2. The hoistway door open-door error protection system according to claim 1, wherein the elevator control module comprises an elevator main control module, a car control module, a hall door control module, an early warning control module and a protection control module; the car control module, the hall door control module, the early warning control module and the protection control module are respectively connected with the elevator main control module; the car control module is connected with the car control communication board and used for controlling the car control communication board and acquiring a floor address and an operation state of the car; the hall door control module is connected with the hall door control communication board and used for controlling the hall door control communication board and acquiring a floor address and a door opening and closing state of the hall door through the hall door control communication board; the early warning control module is connected with the early warning prompting device, and the protection control module is connected with the protection device; when the hall door is opened by mistake, the elevator main control module operates the early warning prompting device through the early warning control module; meanwhile, the elevator main control module operates the protection device through the protection control module.
3. The hoistway door open error protection system of claim 2, wherein the operating state of the car includes a down state, an up state, and a stopped state; the door opening and closing states of the hall door comprise a door opening state and a door closing state; the floor address of the hall door and the floor address of the lift car are coded according to the floor number; the early warning prompting device comprises a warning lamp and an audio device; the protection device comprises a power device, a protection control communication board and a protection board, wherein the protection control communication board controls the power device to drive the protection board.
4. The system for preventing the elevator hall door from being opened by mistake as claimed in claim 3, wherein the warning lamp in the early warning prompting device is arranged on an upper floor outside the hall door, a lower bottom plate outside the hall door or a side wall of the hall door, and the warning lamp alternately flickers among lights with various colors after the warning lamp is turned on; the sound equipment is arranged on the upper floor on the outer side of the hall door, and when the sound equipment is started, warning voice is played; and after the early warning prompting device operates, the elevator main control module controls the lift car to be in a stop state and synchronously sends early warning and help seeking information to a control room or automatically gives an early warning and an alarm.
5. The hoistway door open-door protection system according to claim 4, wherein the protection device comprises a plurality of groups, and the groups are arranged at the lower side of the elevator shaft wall of each floor of hoistway door one by one; the protection control module is connected with the protection control communication board through a communication cable or a wireless communication mode, and controls the power device to open the protection board through the protection control communication board; when the protection plate is not opened, the protection plate is folded and attached to the wall of the elevator shaft or is horizontally moved and stretched in a floor; when the protective plate is opened, the power device controls the protective plate to bounce or horizontally extend so as to form a supporting surface in the elevator shaft at the lower side of the hoistway door.
6. An elevator, characterized by comprising: the hoistway door false opening protection system of claim 5.
CN201811287455.0A 2018-10-31 2018-10-31 Hoistway door mis-opening protection system and elevator Active CN109179174B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100546896C (en) * 2007-03-13 2009-10-07 上海三菱电梯有限公司 The safety detection device of door of elevator waiting hall and method of inspection thereof
JP2011144039A (en) * 2010-01-12 2011-07-28 Yoshiaki Komiyama Safety device for elevator
JP2014091594A (en) * 2012-11-01 2014-05-19 Hitachi Building Systems Co Ltd Door opening and closing device for elevator
CN105129569A (en) * 2015-08-06 2015-12-09 孔幼娟 Elevator system having anti-falling safeguard function
CN206634883U (en) * 2017-03-23 2017-11-14 沧州市金田科贸工程有限公司 Elevator door opens by mistake drop preventer
CN108238523B (en) * 2018-03-15 2023-06-02 福建师范大学 False opening warning device for hoistway door
CN108545585A (en) * 2018-07-27 2018-09-18 重庆迈高电梯有限公司 A kind of elevator gapless sill structure

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