CN113860109B - Elevator remote rescue method and remote rescue system - Google Patents
Elevator remote rescue method and remote rescue system Download PDFInfo
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- CN113860109B CN113860109B CN202111210386.5A CN202111210386A CN113860109B CN 113860109 B CN113860109 B CN 113860109B CN 202111210386 A CN202111210386 A CN 202111210386A CN 113860109 B CN113860109 B CN 113860109B
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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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/027—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door
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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)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The invention discloses an elevator remote rescue method and an elevator remote rescue system, wherein when a car is trapped, an elevator remote alarm system is triggered or an elevator internet of things system sends out a report, and an elevator remote rescue platform judges whether rescue is needed according to the running state of an elevator. If rescue is needed, the elevator remote rescue platform sends a rescue command or transmits the rescue command to the maintenance terminal to be sent after confirmation, the rescue command is transmitted to the monitoring device through the communication network, and the monitoring device judges whether to start an emergency power supply according to the rescue command and sends the rescue command to the elevator control device. The elevator control device implements a corresponding rescue scheme according to the rescue command, and controls the car to safely move under the condition of judging the safety of the elevator. In the whole operation process, the elevator internet of things system feeds back the real-time state of the elevator to the elevator remote rescue platform, and the elevator remote rescue platform or the maintenance terminal judges whether to implement further rescue according to feedback information.
Description
Technical Field
The invention relates to an elevator control technology, in particular to an elevator remote rescue method and a remote rescue system.
Background
With the development of society, elevators have become necessary vertical vehicles for people to travel daily. In order to realize safe riding of the elevator, countries and many areas have increasingly high requirements on rescue after the elevator is trapped. Generally, elevator maintenance service regulations require that emergency rescue of an elevator requires maintenance personnel to arrive at the site for no more than 30 minutes, and some areas even require trapped personnel to be rescued within 30 minutes, which is a great challenge for elevator maintenance units.
In order to solve the problem, some elevator companies put forward a scheme of themselves, reasonably arrange maintenance stations and efficiently allocate maintenance personnel by utilizing the technology of the Internet of things. There are also elevator companies that propose a solution for remote rescue, but the solution is not associated with an elevator remote alarm system, an elevator internet of things system. The trapped personnel are needed to participate, rescue can not be actively implemented, the implemented process is not scientific, the whole process of monitoring and communication can not be obtained, and safety and humanization are not enough.
Disclosure of Invention
One of the technical problems to be solved by the invention is to provide an elevator remote rescue method aiming at the problems that the existing elevator rescue scheme needs trapped personnel to participate, the rescue can not be actively implemented and the rescue implementation process is not scientific, so that the feasibility and the safety of the elevator remote rescue can be realized as a whole, and the maintenance unit is greatly facilitated.
The second technical problem to be solved by the invention is to provide an elevator remote rescue system for realizing the elevator remote rescue method.
In order to achieve the above purpose, the invention provides an elevator remote rescue method, which specifically comprises the following steps: when the elevator normally operates, the monitoring device and the elevator control device transmit real-time elevator operation data to the elevator alarm signal analysis and rescue task dispatching device and the maintenance terminal through the communication network; when the elevator car is trapped, the elevator alarm device is triggered and sends out a person-related report message to be transmitted to the elevator alarm signal collecting device and the maintenance terminal through the communication network, or the monitoring device monitors that a person exists in the elevator car and the elevator stops at a non-gate area and sends out a person-related report message to be transmitted to the elevator alarm signal collecting device and the maintenance terminal through the communication network; the elevator alarm signal collecting device sends the collected elevator alarm signals to the elevator alarm signal analysis and rescue task dispatching device; the elevator alarm signal analysis and rescue task allocation device judges whether rescue is needed according to the elevator alarm signal; if rescue is needed, the elevator alarm signal analysis and rescue task allocation device generates a rescue instruction according to the elevator alarm signal and sends the rescue instruction to the monitoring device or pushes the rescue instruction to the maintenance terminal, the rescue instruction is confirmed on the maintenance terminal by a rescue organization, if the rescue instruction is a remote rescue instruction, the rescue instruction is sent to the monitoring device, and if the rescue instruction is not the remote rescue instruction, the maintenance terminal carries out rescue by enabling a rescue worker to arrive at the scene; when the rescue command is a remote rescue command, the monitoring device controls the emergency power supply or/and the elevator control device to implement remote rescue according to the remote rescue command; the elevator control device implements a corresponding rescue scheme according to the remote rescue instruction; in the whole remote rescue process, the monitoring device and the elevator control device feed back the real-time state of the elevator to the elevator alarm signal analysis and rescue task dispatching device and the maintenance terminal, and the elevator alarm signal analysis and rescue task dispatching device and the maintenance terminal judge whether to implement further rescue according to the real-time state feedback information of the elevator.
In a preferred embodiment of the invention, when the elevator alarm signal analysis and rescue task allocation device judges that the current power supply is abnormal, the elevator alarm signal analysis and rescue task allocation device generates rescue instructions according to the elevator alarm signals to contain information for starting an emergency power supply;
when the elevator alarm signal analysis and rescue task dispatching device judges that the current fault is a fault which can be cleared remotely, the elevator alarm signal analysis and rescue task dispatching device makes rescue instructions containing information of clearing the fault remotely according to the elevator alarm signal;
when the elevator alarm signal analysis and rescue task allocation device judges that the current fault is the action of a hoistway safety switch and rescue can be implemented through emergency electric operation, a rescue instruction is pushed to a maintenance terminal, and the maintenance terminal manually judges whether remote rescue is implemented or not;
when the elevator alarm signal analysis and rescue task allocation device judges that the current fault can be rescue through maintenance operation, a rescue instruction is pushed to the maintenance terminal, and the maintenance terminal manually judges whether remote rescue is implemented or not;
when the elevator alarm signal analysis and rescue task dispatching device judges that power is cut and the emergency power supply is only used for releasing a main machine brake or the current fault is judged to be that the control device cannot control the elevator main machine, the rescue command contains remote brake release information.
In a preferred embodiment of the invention, the elevator control device controls the safe movement of the elevator car according to the remote rescue command under the condition of judging the safety of the elevator; when rescue information in the remote rescue command is four rescue schemes of automatically recovering to operate to a door zone after the fault is cleared remotely, remotely starting an emergency power supply to operate to the door zone, remotely emergency electric operating to the door zone and remotely overhauling to operate to the door zone, an original control system of the elevator control device can control an elevator to operate at a set speed, and the operation speed of a lift car is controllable; when the scheme of releasing passengers by remote brake release is adopted, the elevator car is moved mainly according to the unbalance of the elevator car and the elevator counterweight; if not, the car speed at this time is not controllable due to the imbalance amount. At this time, the elevator control device controls opening and closing of the main machine brake and/or the elevator main machine three-phase seal star according to the speed of the car: when the moving speed of the lift car is smaller than a threshold value 1, the lift control device controls a main machine brake and/or a main machine three-phase star sealing device to be opened, so that the moving speed of the lift car is increased; when the moving speed of the lift car exceeds a threshold value 2, the lift control device controls the main machine brake and/or the main machine three-phase star sealing to be closed, so that the moving speed of the lift car is reduced. Through the control, the moving speed of the car is ensured to be in a certain range, and the safety of passengers is protected;
when the scheme of releasing passengers by remote brake release is adopted, if under the conditions of brake release and star seal opening, the speed of the lift car is zero or very small due to the fact that the unbalance amount of the lift car and the lift balancing weight is small, at the moment, the lift state is transmitted to the lift alarm signal analysis and rescue task dispatching device and the maintenance terminal through a communication network, and a rescue organization or maintenance personnel judges whether further rescue is carried out.
In a preferred embodiment of the invention, the further rescue is to implement a different rescue protocol, live rescue or other rescue method.
In a preferred embodiment of the invention, the elevator control controls the closing of the door and the opening of the door to release the passengers when the car is detected in the door zone position. In the whole rescue process, a rescue organization can be connected with the audio and video of passengers in the car through an elevator remote alarm system, an elevator Internet of things system or a maintenance terminal, rescue is implemented under the condition that the safety of the passengers in the car is ensured, and the passengers in the car are calmed.
The invention discloses an elevator remote rescue system for realizing the elevator remote rescue method, which comprises the following steps:
the elevator remote rescue platform is provided with an elevator alarm signal analysis and rescue task dispatching device, and the elevator alarm signal analysis and rescue task dispatching device can analyze the received elevator alarm signal, judge whether rescue is needed or not and select a rescue mode according to an analysis result, and implement autonomous rescue or dispatch rescue tasks to the outside according to the selected rescue mode;
the elevator alarm signal collecting device is used for collecting elevator alarm signals and sending the collected elevator alarm signals to the elevator alarm signal analysis and rescue task dispatching device;
the elevator alarm device is connected with the elevator alarm signal collecting device through a communication network, and is triggered and sends a person-related report message to the elevator alarm signal collecting device when an alarm is required;
the monitoring device is connected with the elevator alarm signal collecting device through a communication network, is also connected with the elevator control device through signals and monitors whether someone exists in the elevator car; the elevator control device is in control connection with the elevator host and the host brake to control the running state of the elevator host and the braking and opening state of the host brake.
In a preferred embodiment of the invention, the elevator control device, the elevator alarm signal analysis and rescue task dispatching device, the elevator alarm device and the monitoring device are connected through a communication network to realize data transmission.
In a preferred embodiment of the invention, the elevator warning signal collection device is arranged in the elevator remote rescue platform or integrated in the elevator remote rescue platform.
In a preferred embodiment of the invention, the monitoring device is integrated in the elevator control.
In a preferred embodiment of the invention, the elevator warning device comprises a car warning device, a transmitting device and a talking device; when the elevator alarm device is triggered, the sending device sends corresponding person-related information to the elevator alarm signal collecting device.
In a preferred embodiment of the present invention, the communication network is an elevator remote alarm network or an elevator internet of things network, and the two networks may be separately arranged or may share one communication network.
In a preferred embodiment of the present invention, the monitoring device further comprises an emergency power supply, and the monitoring device is connected with the emergency power supply in a control manner, and the emergency power supply can select whether to attach or not and attach power according to actual situations.
By adopting the technical scheme, the invention integrally realizes the feasibility and the safety of the remote rescue of the elevator, and is greatly convenient for maintenance units.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the following brief description of the drawings is given for the purpose of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without the need for inventive work for a person skilled in the art.
Fig. 1 is a schematic structural view of the elevator remote rescue system of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, an elevator remote rescue system is shown, which includes an elevator remote rescue platform 100, which may be an elevator enterprise platform or an elevator industry platform.
The elevator remote rescue platform 100 has an elevator alarm signal analysis and rescue task allocation device 101 capable of analyzing the received elevator alarm signal, judging whether rescue is required and selecting which rescue mode according to the analysis result, and implementing autonomous rescue or allocating rescue tasks to the outside according to the selected rescue mode.
Also included are an elevator alert signal collection device 102 and an elevator alert device, the elevator alert signal collection device 102 being configured to collect elevator alert signals and send the collected elevator alert signals to the elevator alert signal analysis and rescue task allocation device 101. The elevator alert signal collection device 102 is configured in the elevator remote rescue platform 100 or integrated in the elevator remote rescue platform 100.
The elevator alarm device comprises a machine room alarm device 201, a car alarm device 202, a sending device and a calling device. The machine room alarm device 201, the car alarm device 202, the transmitting device and the calling device can be directly connected with the elevator alarm signal collecting device 102 through the communication network 103, so that the information transmission and the calling function are realized. When the elevator alarm device is triggered, the transmitter transmits corresponding person-related information to the elevator alarm signal collection device 102.
The elevator car monitoring system further comprises a monitoring device 104, wherein the monitoring device 104 is connected with the elevator alarm signal collecting device 102 through the communication network 103, and the monitoring device 104 is also connected with the elevator control device 301 in a signal manner and used for monitoring whether people exist in the elevator car.
The monitoring device 104 may be integrated in the elevator control 301. In addition, the monitoring device 104 may also be part of an elevator alarm device.
The communication network 103 is an elevator remote alarm network or an elevator internet of things network, and the elevator remote alarm network and the elevator internet of things network can be arranged separately or can share one communication network, so that an elevator remote alarm system can be formed by the elevator alarm device, the elevator alarm signal collecting device 102 and the communication network 103; the monitoring device 104, the communication network 103 and the elevator alarm signal collection device 102 can also form an elevator internet of things system, that is, the elevator remote alarm system and the elevator internet of things system can be shared or integrated together.
The elevator maintenance system further comprises a maintenance terminal 500, wherein the maintenance terminal 500 is used for elevator maintenance, and the maintenance terminal 500 is connected with the elevator control device 301, the elevator alarm signal analysis and rescue task dispatching device 101, the elevator alarm device and the monitoring device 104 through the communication network 103 to realize data transmission. That is, the elevator remote alarm system, the elevator internet of things system, the maintenance terminal 500 and the elevator control device 301 are connected through the communication network 103.
The elevator control 301 controls the rotation of the elevator main body 401 and the opening and closing of the main body brake 402. The elevator main machine 401 rotates to drive the car 404 to run in the hoistway. The elevator main frame 401 is attached with a main frame brake 402, and the opening and closing, i.e. opening and closing, of the main frame is controlled by the elevator control device 301. The emergency power supply 302 is an emergency power supply for power failure, and is configured according to actual needs.
The monitoring device 104 is in control connection with the emergency power supply 302, and the emergency power supply 302 can select whether to attach or not and attach power according to actual conditions.
The invention discloses an elevator remote rescue method based on the elevator remote rescue system, which specifically comprises the following steps: when the elevator operates normally, the monitoring device 104 and the elevator control device 301 transmit elevator real-time operation data to the elevator alarm signal analysis and rescue task allocation device 101 and the maintenance terminal 500 through the communication network 103, namely an elevator internet of things system.
When the car 404 is trapped, the elevator alarm device, namely the elevator remote alarm system, is triggered and sends out a person-related report message to be transmitted to the elevator alarm signal collection device 102 and the maintenance terminal 500 through the communication network 103, or the monitoring device 104 monitors that a person is in the car 404 and the elevator stops at a non-gate area and sends out a person-related report message to be transmitted to the elevator alarm signal collection device 102 and the maintenance terminal 500 through the communication network 103; the elevator alarm signal collection device 102 sends the collected elevator alarm signal to the elevator alarm signal analysis and rescue task allocation device 101; the elevator alarm signal analysis and rescue task allocation device 101 determines whether rescue is required based on the elevator alarm signal.
If rescue is needed, the elevator alarm signal analysis and rescue task allocation device 101 generates a rescue instruction according to the elevator alarm signal and sends the rescue instruction to the monitoring device 104 or pushes the rescue instruction to the maintenance terminal 500, the rescue organization confirms the rescue instruction on the maintenance terminal 500, if the rescue instruction is a remote rescue instruction, the rescue instruction is sent to the monitoring device 104, and if the rescue instruction is not the remote rescue instruction, the maintenance terminal 500 carries out rescue by enabling a rescue person to arrive at the scene.
The elevator alarm signal analysis and rescue task allocation device 101 makes rescue instructions according to the real-time state information of the elevator, and the information reported by the relatives is specifically:
when the elevator alarm signal analysis and rescue task allocation device 101 judges that the current power supply is abnormal, the elevator alarm signal analysis and rescue task allocation device 101 generates a rescue instruction according to the elevator alarm signal to contain information for starting the emergency power supply 302;
when the elevator alarm signal analysis and rescue task dispatching device 101 judges that the current fault is a fault which can be cleared remotely, the elevator alarm signal analysis and rescue task dispatching device 101 makes rescue instructions containing information of clearing the fault remotely according to the elevator alarm signal;
when the elevator alarm signal analysis and rescue task allocation device 101 judges that the current fault is the action of a hoistway safety switch and rescue can be implemented by emergency electric operation, a rescue instruction is pushed to the maintenance terminal 500, and the maintenance terminal 500 manually judges whether remote rescue is implemented or not;
when the elevator alarm signal analysis and rescue task allocation device 101 judges that the current fault can be rescue through maintenance operation, a rescue instruction is pushed to the maintenance terminal 500, and the maintenance terminal 500 manually judges whether remote rescue is implemented;
when the elevator alarm signal analysis and rescue task allocation device 101 determines that the power is cut and the emergency power supply 302 is only used for releasing the main machine brake 402, or the current fault is determined that the control device cannot control the elevator main machine, the rescue command contains remote brake release information.
When the rescue command is a remote rescue command, the monitoring device 104 controls the emergency power supply 302 or/and the elevator control device 301 to implement remote rescue according to the remote rescue command; the elevator control device 301 implements a corresponding rescue scheme according to the remote rescue command, specifically as follows:
the elevator control device 301 controls the car 404 to safely move under the condition that the elevator is judged to be safe according to the remote rescue command; when the rescue information in the remote rescue command is three rescue schemes of automatically recovering to operate to the door zone after the fault is cleared remotely, remotely starting the emergency power supply 302 to operate to the door zone and remotely emergently operating to the door zone, the original control system of the elevator control device 301 can control the elevator to operate at a set speed, and the operation speed of the elevator car 404 is controllable; when a scheme of releasing passengers remotely is adopted, the elevator car 404 is moved mainly according to unbalance of the elevator counterweight 405 and the elevator car 404; if not, the speed of the car 404 at this time is not controllable due to the amount of imbalance. At this time, the elevator control device 301 controls the opening and closing of the three-phase seal of the main machine brake 403 and/or the elevator main machine 401 according to the speed of the car 404: when the moving speed of the car 404 is smaller than the threshold value 1, the elevator control device 301 controls the main machine brake 403 and/or the main machine 401 to open three-phase star sealing, so as to increase the moving speed of the car 404; when the moving speed of the car 404 exceeds the threshold 2, the elevator control device 301 controls the main machine brake 403 and/or the main machine 401 to close the three-phase seal star, and reduces the moving speed of the car 404. By such control, the moving speed of the car 404 is ensured to be within a certain range, and the safety of passengers is protected.
When the scheme of releasing passengers by remote brake release is adopted, if under the condition of opening the brake and the star seal, the unbalance amount of the car 404 and the elevator counterweight 405 may deviate less, so that the speed of the car 404 is zero or small, at this time, the elevator state is transmitted to the elevator alarm signal analysis and rescue task allocation device 101 and the maintenance terminal 500 through the communication network 103, and whether further rescue is carried out is determined by a rescue organization or a maintenance person. In the whole remote rescue process, the monitoring device 104 and the elevator control device 301 feed back the real-time state of the elevator to the elevator alarm signal analysis and rescue task dispatching device 101 and the maintenance terminal 500, and the elevator alarm signal analysis and rescue task dispatching device 101 and the maintenance terminal 500 judge whether to implement further rescue according to the real-time state feedback information of the elevator.
The above further rescue means to implement different rescue schemes, on-site rescue or other rescue methods. When it is detected that the car 404 is at the door zone position, the elevator control device 301 controls the closing and opening of the door to release the passenger. In the whole rescue process, a rescue organization can be connected with the voice and video of the passengers in the car 404 through an elevator remote alarm system, an elevator Internet of things system or a maintenance terminal 500, rescue is implemented under the condition that the safety of the passengers in the car is ensured, and the passengers in the car 404 are calmed.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the invention.
Claims (11)
1. A remote rescue method for an elevator is characterized in that: when the elevator normally operates, the monitoring device and the elevator control device transmit real-time elevator operation data to the elevator alarm signal analysis and rescue task dispatching device and the maintenance terminal through a communication network; when the elevator car is trapped, the elevator alarm device is triggered and sends out a person-related report message to be transmitted to the elevator alarm signal collecting device and the maintenance terminal through the communication network, or the monitoring device monitors that a person exists in the elevator car and the elevator stops at a non-gate area and sends out a person-related report message to be transmitted to the elevator alarm signal collecting device and the maintenance terminal through the communication network; the elevator alarm signal collecting device sends the collected elevator alarm signals to the elevator alarm signal analysis and rescue task dispatching device; the elevator alarm signal analysis and rescue task allocation device judges whether rescue is needed according to the elevator alarm signal; if rescue is needed, the elevator alarm signal analysis and rescue task allocation device generates a rescue instruction according to the elevator alarm signal and sends the rescue instruction to the monitoring device or pushes the rescue instruction to the maintenance terminal, the rescue instruction is confirmed on the maintenance terminal by a rescue organization, if the rescue instruction is a remote rescue instruction, the rescue instruction is sent to the monitoring device, and if the rescue instruction is not the remote rescue instruction, the maintenance terminal carries out rescue by enabling a rescue worker to arrive at the scene; when the rescue command is a remote rescue command, the monitoring device controls the emergency power supply or/and the elevator control device to implement remote rescue according to the remote rescue command; the elevator control device implements a corresponding rescue scheme according to the remote rescue instruction; in the whole remote rescue process, the monitoring device and the elevator control device feed back the real-time state of the elevator to the elevator alarm signal analysis and rescue task dispatching device and the maintenance terminal, and the elevator alarm signal analysis and rescue task dispatching device and the maintenance terminal judge whether to implement further rescue according to the real-time state feedback information of the elevator;
when the elevator alarm signal analysis and rescue task dispatching device judges that the current power supply is abnormal, the elevator alarm signal analysis and rescue task dispatching device generates rescue instructions according to the elevator alarm signals to contain information for starting an emergency power supply;
when the elevator alarm signal analysis and rescue task dispatching device judges that the current fault is a fault which can be cleared remotely, the elevator alarm signal analysis and rescue task dispatching device makes rescue instructions containing information of clearing the fault remotely according to the elevator alarm signal;
when the elevator alarm signal analysis and rescue task allocation device judges that the current fault is the action of a hoistway safety switch and rescue can be implemented through emergency electric operation, a rescue instruction is pushed to a maintenance terminal, and the maintenance terminal manually judges whether remote rescue is implemented or not;
when the elevator alarm signal analysis and rescue task allocation device judges that the current fault can be rescue through maintenance operation, a rescue instruction is pushed to the maintenance terminal, and the maintenance terminal manually judges whether remote rescue is implemented or not;
when the elevator alarm signal analysis and rescue task dispatching device judges that power is cut and the emergency power supply is only used for releasing a main machine brake or the current fault is judged to be that the control device cannot control the elevator main machine, the rescue command contains remote brake release information.
2. The elevator remote rescue method as defined in claim 1, wherein: the elevator control device controls the safe movement of the elevator car according to the remote rescue command under the condition of judging the safety of the elevator; when rescue information in the remote rescue command is four rescue schemes of automatically recovering to operate to a door zone after the fault is cleared remotely, remotely starting an emergency power supply to operate to the door zone, remotely emergency electric operating to the door zone and remotely overhauling to operate to the door zone, an original control system of the elevator control device can control an elevator to operate at a set speed, and the operation speed of a lift car is controllable; when the scheme of releasing passengers by remote brake release is adopted, the elevator car is moved mainly according to the unbalance of the elevator car and the elevator counterweight; if the control is not performed, the speed of the car is uncontrollable due to the fact that the unbalance amount is not constant; at this time, the elevator control device controls opening and closing of the main machine brake and/or the elevator main machine three-phase seal star according to the speed of the car: when the moving speed of the lift car is smaller than the threshold value 1, the lift control device controls a main machine brake and/or a main machine three-phase star sealing device to be opened, so that the moving speed of the lift car is increased; when the moving speed of the lift car exceeds a threshold value 2, the lift control device controls a main machine brake and/or a main machine three-phase star sealing device to be closed, so that the moving speed of the lift car is reduced, the moving speed of the lift car is ensured to be in a certain range through the control, and the safety of passengers is protected;
when the scheme of releasing passengers by remote brake release is adopted, if under the conditions of brake release and star seal opening, the speed of the lift car is zero or very small due to the fact that the unbalance amount of the lift car and the lift balancing weight is small, at the moment, the lift state is transmitted to the lift alarm signal analysis and rescue task dispatching device and the maintenance terminal through a communication network, and a rescue organization or maintenance personnel judges whether further rescue is carried out.
3. The elevator remote rescue method as defined in claim 2, wherein: the further rescue refers to implementing different rescue schemes, on-site rescue or other rescue methods.
4. A remote rescue method for an elevator as defined in claim 3, wherein: when the elevator car is detected to be in the door zone position, the elevator control device controls the switch-on and the door opening to release passengers, and in the whole rescue process, rescue organizations can keep audio and video connection with passengers in the elevator car through an elevator remote alarm system, an elevator Internet of things system or a maintenance terminal, rescue is implemented under the condition that the safety of the passengers in the elevator car is ensured, and passengers in the elevator car are calmed.
5. An elevator remote rescue system implementing the elevator remote rescue method according to any one of claims 1 to 4, characterized by comprising:
the elevator remote rescue platform is provided with an elevator alarm signal analysis and rescue task dispatching device, and the elevator alarm signal analysis and rescue task dispatching device can analyze the received elevator alarm signal, judge whether rescue is needed or not and select a rescue mode according to an analysis result, and implement autonomous rescue or dispatch rescue tasks to the outside according to the selected rescue mode;
the elevator alarm signal collecting device is used for collecting elevator alarm signals and sending the collected elevator alarm signals to the elevator alarm signal analysis and rescue task dispatching device;
the elevator alarm device is connected with the elevator alarm signal collecting device through a communication network, and is triggered and sends a person-related report message to the elevator alarm signal collecting device when an alarm is required;
the monitoring device is connected with the elevator alarm signal collecting device through a communication network, is also connected with the elevator control device through signals and monitors whether someone exists in the elevator car; the elevator control device is in control connection with the elevator host and the host brake to control the running state of the elevator host and the braking and opening state of the host brake.
6. The elevator remote rescue system of claim 5, further comprising a maintenance terminal, wherein the maintenance terminal is connected with the elevator control device, the elevator alarm signal analysis and rescue task allocation device, the elevator alarm device and the monitoring device through a communication network to realize data transmission.
7. Elevator remote rescue system according to claim 6, characterized in that the elevator alarm signal collection device is arranged in the elevator remote rescue platform or integrated in the elevator remote rescue platform.
8. Elevator remote rescue system as defined in claim 7, characterized in that the monitoring device is integrated in the elevator control.
9. The elevator remote rescue system of claim 8, wherein the elevator alert device comprises a car alert device, a messaging device, and a call device; when the elevator alarm device is triggered, the sending device sends corresponding person-related information to the elevator alarm signal collecting device.
10. Elevator remote rescue system according to claim 9, characterized in that the communication network is an elevator remote alarm network or an elevator internet of things network, which are separately arranged or share one communication network.
11. The elevator remote rescue system of claim 10, further comprising an emergency power supply, wherein the monitoring device is in control connection with the emergency power supply, and wherein the emergency power supply selects whether to attach and attach power based on actual conditions.
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| CN202111210386.5A CN113860109B (en) | 2021-10-18 | 2021-10-18 | Elevator remote rescue method and remote rescue system |
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| CN202111210386.5A CN113860109B (en) | 2021-10-18 | 2021-10-18 | Elevator remote rescue method and remote rescue system |
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| CN113860109B true CN113860109B (en) | 2023-05-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2014172707A (en) * | 2013-03-08 | 2014-09-22 | Hitachi Building Systems Co Ltd | Remote monitoring system for elevator |
| CN108750849A (en) * | 2018-06-05 | 2018-11-06 | 上海舒上智能科技有限公司 | A kind of Internet of Things information interaction system based on lift car display screen |
| CN108821051B (en) * | 2018-06-25 | 2019-10-29 | 中联重科股份有限公司 | The long-range rescue mode of elevator passenger and system |
| CN110589653A (en) * | 2019-09-20 | 2019-12-20 | 广东亚太西奥电梯有限公司 | Intelligent escaping elevator, independent escaping device thereof and intelligent elevator escaping method |
| CN110775764A (en) * | 2019-11-06 | 2020-02-11 | 辽宁时拓检测服务有限公司 | Elevator remote rescue device and rescue method |
| CN111762652B (en) * | 2020-07-14 | 2024-01-02 | 快意电梯股份有限公司 | Elevator trapped person message notification device and method based on Internet of things system |
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