CN112125085A - Elevator safety performance automatic monitoring system - Google Patents
Elevator safety performance automatic monitoring system Download PDFInfo
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- CN112125085A CN112125085A CN202011012638.9A CN202011012638A CN112125085A CN 112125085 A CN112125085 A CN 112125085A CN 202011012638 A CN202011012638 A CN 202011012638A CN 112125085 A CN112125085 A CN 112125085A
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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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
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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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0037—Performance analysers
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses an automatic monitoring system for elevator safety performance, which comprises an automatic machine vibration monitoring unit, an online vibration analysis unit, a control system safety monitoring unit, an automatic safety component monitoring unit, a noise monitoring unit, a humidity monitoring unit, a temperature monitoring unit and a monitoring information feedback unit, wherein the automatic machine vibration monitoring unit is connected with the online vibration analysis unit; the system can monitor a plurality of safety parameters in the running process of the elevator in real time, the control system safety monitoring unit can effectively monitor malicious network connection or control behaviors, can also monitor voltage instability in the running process of the elevator in time, and can improve the running safety of the elevator through multi-aspect monitoring.
Description
Technical Field
The invention relates to the technical field of elevator safety monitoring, in particular to an automatic elevator safety performance monitoring system.
Background
In cities, high-rise buildings are scaled and compared, high-rise residences bloom all the time, elevators become indispensable transportation tools, even many old residences are additionally provided with elevators,
we are in a "elevator era" by nature. Every time the elevator is lifted, not only is the load of a common article borne, but also a valuable person. However, as can be seen from media reports, elevator failures all over the country are heard: button failure, variable speed operation, sudden shutdown, free falling of the lift car, sudden opening of the lift car door of the operating middle hall and the like. Therefore, the elevator safety management people can be reminded that the semiplegia is not good in the life-time.
The elevator car moves vertically in the elevator shaft, so the structural stability and the operation stability of the elevator are very important monitoring items, the current monitoring means generally utilizes manpower to detect the operation parameters of the elevator regularly, the danger coefficient of the monitoring mode in the detection process is high, and meanwhile, the monitoring period is in a fixed form, so that potential safety hazards which possibly exist cannot be monitored timely. Therefore, the invention provides an automatic monitoring system for elevator safety performance, which aims to overcome the defects in the prior art.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide an automatic monitoring system for elevator safety performance, which can monitor a plurality of safety parameters in the elevator operation process in real time, and a control system safety monitoring unit can effectively monitor malicious network connection or control behavior, and can also monitor voltage instability in the elevator operation process in time, and multi-directional monitoring can improve the elevator operation safety.
In order to realize the purpose of the invention, the invention is realized by the following technical scheme:
an automatic monitoring system for elevator safety performance comprises an automatic machine vibration monitoring unit, an online vibration analysis unit, a control system safety monitoring unit, a safety component automatic monitoring unit, a noise monitoring unit, a humidity monitoring unit, a temperature monitoring unit and a monitoring information feedback unit;
the automatic machine vibration monitoring unit is used for monitoring vibration parameters of the traction machine and the lift car and transmitting the monitored vibration parameters of the traction machine and the lift car back to the online vibration analysis unit in real time;
the vibration online analysis unit is used for receiving vibration parameters of the traction machine and the lift car, performing spectrum analysis on the vibration parameters of the traction machine and the lift car, judging vibration types of the vibration parameters of the traction machine and the lift car according to the spectrum analysis result, and transmitting the judgment result to the monitoring information feedback unit;
the control system safety monitoring unit is used for monitoring the network safety of the elevator operation control system, monitoring whether the elevator operation control system is subjected to malicious network connection or control, and transmitting the malicious network connection or control serving as alarm information to the monitoring information feedback unit in time;
the safety part automatic monitoring unit is used for monitoring the running safety of the door lock, the speed limiter, the safety gear and the buffer and transmitting an abnormal monitoring result to the monitoring information feedback unit in time;
the noise monitoring unit is used for monitoring machine room noise, car operation noise and elevator door opening and closing noise in the elevator operation process, judging various monitored noises, marking abnormal noise values in the noises, and timely transmitting the abnormal noise values to the monitoring information feedback unit;
the humidity monitoring unit is used for monitoring the air humidity of the installation environment of the internal elements of the elevator operation control system and the air humidity in the elevator shaft, and transmitting the monitoring data back to the monitoring information feedback unit in real time;
the temperature monitoring unit is used for monitoring the working temperature of the tractor and the environmental temperature of the installation environment of the internal elements of the elevator operation control system and transmitting the monitoring data back to the monitoring information feedback unit in real time;
the monitoring information feedback unit is arranged in the elevator car and used for displaying all monitoring data and abnormal data, and the monitoring information feedback unit is used for transmitting all monitoring data and abnormal data back to the management platform in real time.
The further improvement lies in that: the vibration types comprise vibration caused by motor magnetic poles, vibration caused by high-speed shaft dynamic unbalance, vibration caused by different shafts of a coupling, vibration caused by a worm gear pair, bearing vibration and vibration caused by wear of the worm gear pair and the bearing.
The further improvement lies in that: the vibration types further include vibration generated by operation of the traction machine, vibration caused by error of a rope groove of the traction sheave, vibration caused by deviation of the guide sheave, vibration caused by deviation of the diameter of the steel wire rope, vibration caused by uneven tension of the traction rope, vibration caused by mass of the guide rail and installation error thereof, vibration caused by shape and installation deviation of the guide shoe, and vibration caused by unbalance of the empty car.
The further improvement lies in that: the control system safety monitoring unit is also used for monitoring the stability of the power system in the running process of the elevator, monitoring whether a power line for running the elevator has a voltage instability phenomenon or not, and transmitting the voltage instability phenomenon to the monitoring information feedback unit in time.
The further improvement lies in that: when the safety component automatic monitoring unit monitors the door lock, the method specifically comprises the following steps: and monitoring whether an element of the electric safety device in the door leaf locking state is forcibly operated by the locking element or not, and transmitting the condition that the engagement depth of the mechanical lock is less than 7mm to the monitoring information feedback unit when monitoring whether the engagement depth of the mechanical lock is more than 7mm or not when the door lock is communicated with the electric contact.
The further improvement lies in that: the noise monitoring unit judges various monitored noises according to the following criteria:
a: for the noise of the machine room in the running process of the elevator, the running speed is less than 2.5m/s2When the noise value is less than 80 decibels, if the noise value exceeds 80 decibels, the abnormal noise value is considered to appear; the running speed is 2.5m/s2-6.0m/s2When the noise value is less than 85 decibels, if the noise value exceeds 85 decibels, the abnormal noise value is considered to appear;
b: for the running noise of the car, the running speed is lowAt 2.5m/s2When the noise value is less than 55 decibels, if the noise value exceeds 55 decibels, the abnormal noise value is considered to appear; the running speed is 2.5m/s2-6.0m/s2When the noise value is less than 60 decibels, if the noise value exceeds 60 decibels, the abnormal noise value is considered to appear;
c: for the noise of the elevator in the door opening and closing process, the noise value is less than 65 decibels, and if the noise value exceeds 65 decibels, an abnormal noise value is considered to appear.
The further improvement lies in that: the monitoring information feedback unit is embedded with a memory, and the memory is used for backing up and storing all monitoring data and abnormal data received by the monitoring information feedback unit according to a date division rule.
The invention has the beneficial effects that: the invention can monitor a plurality of safety parameters in the running process of the elevator in real time by utilizing the automatic monitoring unit of the machine vibration, the online analysis unit of the vibration, the safety monitoring unit of the control system, the automatic monitoring unit of the safety part, the noise monitoring unit, the humidity monitoring unit, the temperature monitoring unit and the monitoring information feedback unit, the safety monitoring unit of the control system can effectively monitor malicious network connection or control behaviors, can also monitor voltage instability in the running process of the elevator in time, and can improve the running safety of the elevator by monitoring in multiple directions, and the invention can facilitate a passenger to obtain the current running state of the elevator in time by arranging the monitoring information feedback unit which displays monitoring data and abnormal data in the elevator car, can facilitate the passenger to know related information in time when the elevator has potential safety hazards, and has important significance for ensuring the safety of the passenger, the system can monitor and feed back data in real time, and is safer and more reliable than the traditional method of monitoring the elevator regularly by using manpower.
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FIG. 1 is a schematic diagram of the system framework of the present invention.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
According to the illustration of fig. 1, the embodiment provides an automatic monitoring system for elevator safety performance, which comprises an automatic machine vibration monitoring unit, an online vibration analyzing unit, a control system safety monitoring unit, an automatic safety component monitoring unit, a noise monitoring unit, a humidity monitoring unit, a temperature monitoring unit and a monitoring information feedback unit;
the automatic machine vibration monitoring unit is used for monitoring vibration parameters of the traction machine and the lift car and transmitting the monitored vibration parameters of the traction machine and the lift car back to the online vibration analysis unit in real time;
the vibration online analysis unit is used for receiving vibration parameters of the traction machine and the lift car, performing spectrum analysis on the vibration parameters of the traction machine and the lift car, judging vibration types of the vibration parameters of the traction machine and the lift car according to the spectrum analysis result, and transmitting the judgment result to the monitoring information feedback unit;
the control system safety monitoring unit is used for monitoring the network safety of the elevator operation control system, monitoring whether the elevator operation control system is subjected to malicious network connection or control, and transmitting the malicious network connection or control serving as alarm information to the monitoring information feedback unit in time;
the safety part automatic monitoring unit is used for monitoring the running safety of the door lock, the speed limiter, the safety gear and the buffer and transmitting an abnormal monitoring result to the monitoring information feedback unit in time;
the noise monitoring unit is used for monitoring machine room noise, car operation noise and elevator door opening and closing noise in the elevator operation process, judging various monitored noises, marking abnormal noise values in the noises, and timely transmitting the abnormal noise values to the monitoring information feedback unit;
the humidity monitoring unit is used for monitoring the air humidity of the installation environment of the internal elements of the elevator operation control system and the air humidity in the elevator shaft, and transmitting the monitoring data back to the monitoring information feedback unit in real time;
the temperature monitoring unit is used for monitoring the working temperature of the tractor and the environmental temperature of the installation environment of the internal elements of the elevator operation control system and transmitting the monitoring data back to the monitoring information feedback unit in real time;
the monitoring information feedback unit is arranged in the elevator car and used for displaying all monitoring data and abnormal data, and the monitoring information feedback unit is used for transmitting all monitoring data and abnormal data back to the management platform in real time.
The vibration types comprise vibration caused by motor magnetic poles, vibration caused by high-speed shaft dynamic unbalance, vibration caused by different shafts of a coupling, vibration caused by a worm gear pair, bearing vibration and vibration caused by wear of the worm gear pair and the bearing.
The vibration types further include vibration generated by operation of the traction machine, vibration caused by error of a rope groove of the traction sheave, vibration caused by deviation of the guide sheave, vibration caused by deviation of the diameter of the steel wire rope, vibration caused by uneven tension of the traction rope, vibration caused by mass of the guide rail and installation error thereof, vibration caused by shape and installation deviation of the guide shoe, and vibration caused by unbalance of the empty car.
The control system safety monitoring unit is also used for monitoring the stability of the power system in the running process of the elevator, monitoring whether a power line for running the elevator has a voltage instability phenomenon or not, and transmitting the voltage instability phenomenon to the monitoring information feedback unit in time.
When the safety component automatic monitoring unit monitors the door lock, the method specifically comprises the following steps: and monitoring whether an element of the electric safety device in the door leaf locking state is forcibly operated by the locking element or not, and transmitting the condition that the engagement depth of the mechanical lock is less than 7mm to the monitoring information feedback unit when monitoring whether the engagement depth of the mechanical lock is more than 7mm or not when the door lock is communicated with the electric contact.
The noise monitoring unit judges various monitored noises according to the following criteria:
a: for the noise of the machine room in the running process of the elevator, the running speed is less than 2.5m/s2When the noise value is less than 80 decibels, if the noise value exceeds 80 decibels, the abnormal noise value is considered to appear; the running speed is 2.5m/s2-6.0m/s2When the noise value is less than 85 dB, if it exceeds 85 dB, it is considered that abnormal noise is producedA value;
b: for the running noise of the car, the running speed is less than 2.5m/s2When the noise value is less than 55 decibels, if the noise value exceeds 55 decibels, the abnormal noise value is considered to appear; the running speed is 2.5m/s2-6.0m/s2When the noise value is less than 60 decibels, if the noise value exceeds 60 decibels, the abnormal noise value is considered to appear;
c: for the noise of the elevator in the door opening and closing process, the noise value is less than 65 decibels, and if the noise value exceeds 65 decibels, an abnormal noise value is considered to appear.
The monitoring information feedback unit is embedded with a memory, and the memory is used for backing up and storing all monitoring data and abnormal data received by the monitoring information feedback unit according to a date division rule.
The invention can monitor a plurality of safety parameters in the running process of the elevator in real time by utilizing the automatic monitoring unit of the machine vibration, the online analysis unit of the vibration, the safety monitoring unit of the control system, the automatic monitoring unit of the safety part, the noise monitoring unit, the humidity monitoring unit, the temperature monitoring unit and the monitoring information feedback unit, the safety monitoring unit of the control system can effectively monitor malicious network connection or control behaviors, can also monitor voltage instability in the running process of the elevator in time, and can improve the running safety of the elevator by monitoring in multiple directions, and the invention can facilitate a passenger to obtain the current running state of the elevator in time by arranging the monitoring information feedback unit which displays monitoring data and abnormal data in the elevator car, can facilitate the passenger to know related information in time when the elevator has potential safety hazards, and has important significance for ensuring the safety of the passenger, the system can monitor and feed back data in real time, and is safer and more reliable than the traditional method of monitoring the elevator regularly by using manpower.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an elevator safety performance automatic monitoring system which characterized in that: the system comprises an automatic machine vibration monitoring unit, a vibration online analysis unit, a control system safety monitoring unit, a safety component automatic monitoring unit, a noise monitoring unit, a humidity monitoring unit, a temperature monitoring unit and a monitoring information feedback unit;
the automatic machine vibration monitoring unit is used for monitoring vibration parameters of the traction machine and the lift car and transmitting the monitored vibration parameters of the traction machine and the lift car back to the online vibration analysis unit in real time;
the vibration online analysis unit is used for receiving vibration parameters of the traction machine and the lift car, performing spectrum analysis on the vibration parameters of the traction machine and the lift car, judging vibration types of the vibration parameters of the traction machine and the lift car according to the spectrum analysis result, and transmitting the judgment result to the monitoring information feedback unit;
the control system safety monitoring unit is used for monitoring the network safety of the elevator operation control system, monitoring whether the elevator operation control system is subjected to malicious network connection or control, and transmitting the malicious network connection or control serving as alarm information to the monitoring information feedback unit in time;
the safety part automatic monitoring unit is used for monitoring the running safety of the door lock, the speed limiter, the safety gear and the buffer and transmitting an abnormal monitoring result to the monitoring information feedback unit in time;
the noise monitoring unit is used for monitoring machine room noise, car operation noise and elevator door opening and closing noise in the elevator operation process, judging various monitored noises, marking abnormal noise values in the noises, and timely transmitting the abnormal noise values to the monitoring information feedback unit;
the humidity monitoring unit is used for monitoring the air humidity of the installation environment of the internal elements of the elevator operation control system and the air humidity in the elevator shaft, and transmitting the monitoring data back to the monitoring information feedback unit in real time;
the temperature monitoring unit is used for monitoring the working temperature of the tractor and the environmental temperature of the installation environment of the internal elements of the elevator operation control system and transmitting the monitoring data back to the monitoring information feedback unit in real time;
the monitoring information feedback unit is arranged in the elevator car and used for displaying all monitoring data and abnormal data, and the monitoring information feedback unit is used for transmitting all monitoring data and abnormal data back to the management platform in real time.
2. The automatic monitoring system for the safety performance of the elevator according to claim 1, characterized in that: the vibration types comprise vibration caused by motor magnetic poles, vibration caused by high-speed shaft dynamic unbalance, vibration caused by different shafts of a coupling, vibration caused by a worm gear pair, bearing vibration and vibration caused by wear of the worm gear pair and the bearing.
3. The automatic monitoring system for the safety performance of the elevator according to claim 2, characterized in that: the vibration types further include vibration generated by operation of the traction machine, vibration caused by error of a rope groove of the traction sheave, vibration caused by deviation of the guide sheave, vibration caused by deviation of the diameter of the steel wire rope, vibration caused by uneven tension of the traction rope, vibration caused by mass of the guide rail and installation error thereof, vibration caused by shape and installation deviation of the guide shoe, and vibration caused by unbalance of the empty car.
4. The automatic monitoring system for the safety performance of the elevator according to claim 1, characterized in that: the control system safety monitoring unit is also used for monitoring the stability of the power system in the running process of the elevator, monitoring whether a power line for running the elevator has a voltage instability phenomenon or not, and transmitting the voltage instability phenomenon to the monitoring information feedback unit in time.
5. The automatic monitoring system for the safety performance of the elevator according to claim 1, characterized in that: when the safety component automatic monitoring unit monitors the door lock, the method specifically comprises the following steps: and monitoring whether an element of the electric safety device in the door leaf locking state is forcibly operated by the locking element or not, and transmitting the condition that the engagement depth of the mechanical lock is less than 7mm to the monitoring information feedback unit when monitoring whether the engagement depth of the mechanical lock is more than 7mm or not when the door lock is communicated with the electric contact.
6. The automatic monitoring system for the safety performance of the elevator according to claim 1, characterized in that: the noise monitoring unit judges various monitored noises according to the following criteria:
a: for the noise of the machine room in the running process of the elevator, the running speed is less than 2.5m/s2When the noise value is less than 80 decibels, if the noise value exceeds 80 decibels, the abnormal noise value is considered to appear; the running speed is 2.5m/s2-6.0m/s2When the noise value is less than 85 decibels, if the noise value exceeds 85 decibels, the abnormal noise value is considered to appear;
b: for the running noise of the car, the running speed is less than 2.5m/s2When the noise value is less than 55 decibels, if the noise value exceeds 55 decibels, the abnormal noise value is considered to appear; the running speed is 2.5m/s2-6.0m/s2When the noise value is less than 60 decibels, if the noise value exceeds 60 decibels, the abnormal noise value is considered to appear;
c: for the noise of the elevator in the door opening and closing process, the noise value is less than 65 decibels, and if the noise value exceeds 65 decibels, an abnormal noise value is considered to appear.
7. The automatic monitoring system for the safety performance of the elevator according to claim 1, characterized in that: the monitoring information feedback unit is embedded with a memory, and the memory is used for backing up and storing all monitoring data and abnormal data received by the monitoring information feedback unit according to a date division rule.
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| CN112902420A (en) * | 2021-04-12 | 2021-06-04 | 陕西省特种设备检验检测研究院 | Elevator comfort control system |
| CN115072513A (en) * | 2022-07-14 | 2022-09-20 | 启东大同电机有限公司 | Elevator maintenance analysis system based on distributed analysis of Internet of things |
| CN115072513B (en) * | 2022-07-14 | 2023-11-28 | 启东大同电机有限公司 | Elevator maintenance analysis system based on internet of things distributed analysis |
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