CN110294380A - A kind of elevator brake band-type brake response performance monitoring method and monitoring device based on data-driven - Google Patents
A kind of elevator brake band-type brake response performance monitoring method and monitoring device based on data-driven Download PDFInfo
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- CN110294380A CN110294380A CN201910616690.6A CN201910616690A CN110294380A CN 110294380 A CN110294380 A CN 110294380A CN 201910616690 A CN201910616690 A CN 201910616690A CN 110294380 A CN110294380 A CN 110294380A
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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
Abstract
The present invention discloses a kind of elevator brake band-type brake response performance monitoring method and monitoring device based on data-driven, comprising: vibrating sensor is fixed on elevator brake center, vibration signal when acquiring elevator brake opened/closed；Voltage signal collector accesses in elevator brake control loop；Voltage signal collector acquires brake coil voltage signal；Data processing module stores and processs vibration signal and voltage signal；The data that data processing module is handled are reached data platform by GPRS digital transmission module.Beneficial effect is the installation settings such as vibrating sensor need to only be fixed on elevator brake center, and unrelated distance and axis are concentric, realizes that simple installation cost is low；Simultaneously, compared with real-time vibration signal and brake power failure state signal are uploaded to data service and carry out analysis comprehensively with passing lateral data and longitudinal data by big data by GPRS digital transmission module, the monitoring with the mode of thinking of big data management to brake response performance is realized.
Description
Technical field
The invention belongs to elevators to examine detection technique field, more particularly to a kind of elevator brake based on data-driven
Band-type brake response performance monitoring method and monitoring device.
Background technique
With the fast development of economic construction of China, high-rise building is rapidly built, and elevator also has become the people just
The vertical transportation instrument of benefit trip, plays an irreplaceable role, reliability of operation is also increasingly subject in daily life
The attention of administrative department and the people.Elevator brake is to ensure that the important safety component that elevator is operated normally and acted frequently
One of, elevator safety work and brake operation situation are closely related.Standard GB/T/T24478-2009 " elevator traction
Machine " the 4.2.2.3 articles regulation: the brake apparatus braking response time is not more than 0.5s.It is worked normally in timing in elevator, works as elevator
It is out of service, after driver detects zero-speed signal, it is delayed according to the arrester close of setting, when brake reaches application position
After remove enabled, but when the brake response time is too long, when not matching, it will cause elevators to fall for arrester close delay setting
It draws, car slipping phenomenon, cause casualties accident.Elevator accident statistical analysis show rushed to summit with elevator or crouching bottom it is tight
Weight safety accident majority fails from elevator brake.Therefore, the detection of brake is also those skilled in the art's research
Key issues.
Existing Publication No. 107215735A discloses the detection method of elevator brake braking response time a kind of, the party
Method is surveyed using the time difference strained between minimal instant that the braking response time of brake is power-off signal to resistance strain gage
The elevator brake response time is measured, the detection technique of brake has progress, but there is also following deficiencies for the detection method:
Though 1, the detection device can be more conveniently mounted on drum brake, it is not easy to be mounted on block brake, dish-style
Brake, disk brake tripping spring on；
2, this method needs operator to carry out execute-in-place and reads data, can not history of forming monitoring record.
Summary of the invention
It is at low cost, versatile the technical problem to be solved by the invention is to provide a kind of simple installation, it can be efficient
Detect the monitoring method and monitoring device of the degeneration of elevator brake braking response time and the asynchronous abnormal conditions of band-type brake.
The technical scheme adopted by the invention is that a kind of elevator brake band-type brake response performance monitoring based on data-driven
Method, comprising the following steps:
(1) data acquire, and acquire elevator traction machine vibration signal Tz1/Tz2With brake power loss band-type brake signal TB；
(2) data upload, by the signal T of acquisitionz1/Tz2/TBIt is uploaded to data service platform；
(3) data processing obtains band-type brake and responds average time T01, the nonsynchronous maximum time difference T of band-type brake in monitoring cycle02；
(4) data judging, data judging include comparing brake response time, the asynchronous abnormal, transverse direction of brake
Data analysis and longitudinal data analysis；
(5) qualification continues to use or problem stops terraced maintenance.
Step 1 signal acquisition is carried out by the center that vibrating sensor is arranged in elevator machine brake；
Voltage signal collector accesses in elevator brake control loop, monitors brake coil voltage signal；
When brake, vibration signal amplitude reaches maximum value, will form two peak values when band-type brake is asynchronous, when acquiring peak value
Carve Tz1 /Tz2, T when band-type brake is synchronousz1 =Tz2；Take (Tz1+ Tz2)/2 are used as band-type brake finish time；
Brake power loss band-type brake, voltage signal collector collect brake power failure state signal, record band-type brake start time TB；
Real-time vibration signal and brake power failure state signal are uploaded to data service and put down by the step 2 GPRS digital transmission module
Platform；
Affiliated step 3 data service platform is calculated by data algorithm obtains elevator brake band-type brake response average time T01=
(Tz1+ Tz2)/2-TB, the nonsynchronous maximum time difference T of band-type brake in monitoring cycle02=Tz2-Tz1；
Step 4 brake responds average time T01With TMarkCompare, TMark=0.5s；
The judgement of the asynchronous abnormal conditions of brake, data service platform pass through the available elevator brake of data algorithm
The nonsynchronous abnormal conditions of band-type brake export the nonsynchronous maximum time difference T of band-type brake in monitoring cycle02=Tz2-Tz1, and to exception
Situation is determined；
Lateral data compare, and obtain most after carrying out the monitoring of brake response time to the elevator of same type identical parameters
The band-type brake response time T of whole brake11、T21…Tn1, by T01Respectively with T11、T21…Tn1It is analyzed and is compared；
Longitudinal data compares, the brake response time history output data T periodically monitored to elevator11 ,、T21 ,…
Tn1 ,, by T01Respectively with T11 ,、T21 ,…Tn1 ,It is analyzed and is compared；
The step 5 brake response time does not meet the significantly different step of standard sex determination, brake, brake
Apparent degeneration occurs for the response time, then elevator needs to stop using at once and related personnel is notified to repair as early as possible；Conversely, then electric
Ladder can continue normal use.
The brake response time complies with standard in sex determination, if T01>TMark, then when determining brake response
Between it is abnormal；
In the judgement of the asynchronous abnormal conditions of the brake, T is enabled2=(T12+T22+…Tn2)/n, if T02>1.5T2, then sentence
Determine the significantly different step of brake；
The brake response time transverse direction data relatively in, enable T1=( T11+T21+…+Tn1)/n, if T01> 1.5T1,
Then determine that apparent degenerate occurs for the brake response time；
The brake response time longitudinal data relatively in, enable T1 ’=( T11 ,+T21 ,+…+Tn1 ,)/n, if T01> 1.5
T1 ’, then determine that apparent degenerate occurs for the brake response time.
Elevator brake band-type brake response performance monitoring device based on data-driven, including, vibrating sensor, voltage signal
Collector, data processing module and GPRS digital transmission module；The vibrating sensor is fixed on elevator brake center, acquisition
Vibration signal when elevator brake opened/closed；In the voltage signal collector access elevator brake control loop, vibration
The signal output port of dynamic sensor and voltage signal collector is attached with data processing module respectively；The GPRS number
Transmission module is connected with data processing module；The voltage signal collector is for acquiring brake coil voltage signal；The number
According to processing module for storing and processing vibration signal and voltage signal；The GPRS digital transmission module is used for data processing mould
The resulting data of block processing reach data service platform.
The invention has the advantages that vibrating sensor only needs to be fixed on elevator brake center, it is not necessarily to distance
With axis with one heart etc. installation settings, realize the low beneficial effect of simple installation cost；Simultaneously as GPRS digital transmission module will shake in real time
Dynamic signal and brake power failure state signal are uploaded to data service platform and pass through big data and passing lateral data and indulge
It can be analyzed comprehensively to data progress and compare the degeneration of elevator brake braking response time and the asynchronous abnormal conditions of band-type brake, realized
Monitoring with the mode of thinking of big data management to brake response performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of detection device of the present invention；
Fig. 2 is elevator brake response performance monitoring method flow chart of the present invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and detailed description:
As depicted in figs. 1 and 2, a kind of elevator brake band-type brake response performance monitoring method based on data-driven of the present invention, packet
Include following steps:
(1) elevator traction machine vibration signal T is acquiredz1/Tz2With brake power loss band-type brake signal TB；
Signal acquisition is carried out by the center that vibrating sensor is arranged in elevator machine brake；
Voltage signal collector accesses in elevator brake control loop, monitors brake coil voltage signal；
When brake, vibration signal amplitude reaches maximum value, will form two peak values when band-type brake is asynchronous, when acquiring peak value
Carve Tz1 /Tz2, T when band-type brake is synchronousz1 =Tz2；Take (Tz1+ Tz2The band-type brake finish time of)/2；
When elevator is out of service, brake power loss band-type brake, voltage signal collector collects brake power failure state signal, record
Band-type brake start time TB；
(2) data upload, and real-time vibration signal and brake power failure state signal are uploaded to data service by GPRS digital transmission module
Platform；Data monitoring and uplink time are set in data processing module, e.g., choose daily 19 (monitoring elevator operations when 20
Rush hour section) it is monitored, and data are uploaded when the same day 23, realize the periodical monitoring of brake response performance；
Periodically monitoring is the monitoring in daily set time section, and rush hour section can be run according to elevator and be set；
(3) data processing, data service platform is calculated by data algorithm obtains elevator brake band-type brake response average time T01
=(Tz1+ Tz2)/2-TB, the nonsynchronous maximum time difference T of band-type brake02=Tz2-Tz1；
(4) data judging；Data judging includes comparing brake response time, the asynchronous abnormal, transverse direction of brake
Data analysis and longitudinal data analysis；
Data service platform may be monitored the elevator brake band-type brake response time in the period by data algorithm, calculate flat
Band-type brake response time T of the mean value as final brake01；The brake response time complies with standard sex determination, according to country
Standard GB/T24478-2009 " elevator traction machine " regulation: the brake apparatus braking response time is not more than TMark=0.5s, by T01With TMark
It is compared judgement；
The judgement of the asynchronous abnormal conditions of brake, data service platform pass through the available elevator brake of data algorithm
The nonsynchronous abnormal conditions of band-type brake export the nonsynchronous maximum time difference T of band-type brake in monitoring cycle02=Tz2 -Tz1, and to different
Reason condition is determined；
Lateral data compare, and obtain most after carrying out the monitoring of brake response time to the elevator of same type identical parameters
The band-type brake response time T of whole brake11、T21…Tn1, by T01Respectively with T11、T21…Tn1It is analyzed and is compared；
Lateral data analysis is to calculate average value as final braking to the elevator brake band-type brake response time in monitoring cycle
The band-type brake response time T of device01；
Longitudinal data compares, the brake response time history output data T periodically monitored to elevator11 ,、T21 ,…
Tn1 ,, by T01Respectively with T11 ,、T21 ,…Tn1 ,It is analyzed and is compared；
(5) qualification continues to use or problem is repaired.
The brake response time complies with standard in sex determination, if T01>TMark, then determine that the brake response time is different
Often；
In the judgement of the asynchronous abnormal conditions of brake, T is enabled2=(T12+T22+…Tn2)/n, if T02>1.5T2, then determine to make
The dynamic significantly different step of device band-type brake；
Brake response time transverse direction data relatively in, enable T1=( T11+T21+…+Tn1)/n, if T01> 1.5T1, then sentence
Determine the apparent degeneration of brake response time generation；
Brake response time longitudinal data relatively in, enable T1 ’=( T11 ,+T21 ,+…+Tn1 ,)/n, if T01> 1.5 T1 ’,
Then determine that apparent degenerate occurs for the brake response time.
If one of following situations occurs in elevator: it is obvious that the brake response time does not meet standard sex determination, brake
Apparent degeneration (transverse direction/longitudinal data compares) occurs for asynchronous, the brake response time, then elevator needs to stop at once
Using and notify related personnel to repair as early as possible；Conversely, then elevator can continue normal use.
As shown in Figure 1, a kind of elevator brake band-type brake response performance monitoring device based on data-driven of the present invention, packet
It includes, vibrating sensor, voltage signal collector, data processing module and GPRS digital transmission module；The vibrating sensor is fixed on
Elevator brake center can be used the form of gluing or is adsorbed on elevator brake using magnetic support, and elevator system is acquired
Vibration signal when dynamic device opened/closed；In the voltage signal collector access elevator brake control loop, vibrating sensing
The signal output port of device and voltage signal collector is attached with data processing module respectively；The GPRS digital transmission module
It is connected with data processing module；The voltage signal collector is for acquiring brake coil voltage signal；The data processing
Module is for storing and processing vibration signal and voltage signal；The GPRS digital transmission module is for handling data processing module
Resulting data reach data service platform.
Embodiment:
A., data monitoring and uplink time are set in data processing module, and choosing daily 19, (monitoring elevator operation is high when 20
Peak time section) it is monitored, and data are uploaded when the same day 23, realize the periodical monitoring of brake response performance.
B. pass through monitoring elevator traction machine vibration signal Tz1/Tz2And brake power loss band-type brake signal TB, carry out in data
It passes and handles, obtain brake response average time T01=0.245s, band-type brake nonsynchronous maximum time in monitoring cycle
Poor T02=0.005s。
C. the asynchronous history output data of the brake elevator periodically monitored: 0.004s, 0.005s,
0.006s。
D. lateral data compare, and obtain after carrying out the monitoring of brake response time to the elevator of same type identical parameters
The band-type brake response time of the final brake arrived: 0.232s, 0.246s, 0.250s.
E. longitudinal data compares, the brake response time history output data periodically monitored to the elevator:
0.243s、0.251s、0.242s。
F. it is complied with standard in sex determination in the brake response time, T01=0.245s < 0.5s then determines that brake is embraced
The lock response time complies with standard.
G. in the judgement of the asynchronous abnormal conditions of brake, T2=(0.004+0.005+0.006)/3=0.005s,
T02=0.005s< 1.5T2, then determine that significantly different step does not occur for brake.
H. lateral data relatively in, T1=(0.232+0.246+0.250)/3=0.243s, T01=0.245s<1.5 T1,
Then determine that the brake response time does not occur significantly to degenerate.
I. longitudinal data relatively in, T1 ’=(0.243+0.251+0.242)/3=0.245s, T01< 1.5T1 ’, then determine
The brake response time does not occur significantly to degenerate.
Compared by standard value and the horizontal and vertical comparison of big data, determines that the elevator brake response time meets
Significantly different step does not occur for standard, brake, and the brake response time does not occur significantly to degenerate, which can be after
Continuous normal use.
It is worth noting that protection scope of the present invention is not limited to above-mentioned specific example mode, it is according to the present invention
Basic fundamental design, it is also possible to which the purpose of the present invention may be implemented in basically same structure, as long as those of ordinary skill in the art
Creative work is needed not move through, the embodiment that can be associated all belongs to the scope of protection of the present invention.
Claims (4)
1. a kind of elevator brake band-type brake response performance monitoring method based on data-driven, which is characterized in that including following step
It is rapid:
(1) data acquire, and acquire elevator traction machine vibration signal Tz1/Tz2With brake power loss band-type brake signal TB；
(2) data upload, by the signal T of acquisitionz1/Tz2/TBIt is uploaded to data service platform；
(3) data processing obtains band-type brake and responds average time T01, the nonsynchronous maximum time difference T of band-type brake in monitoring cycle02；
(4) data judging, data judging include comparing brake response time, the asynchronous abnormal, transverse direction of brake
Data analysis and longitudinal data analysis；
(5) qualification continues to use or problem stops terraced maintenance.
2. the elevator brake band-type brake response performance monitoring method according to claim 1 based on data-driven, feature
It is, step 1 signal acquisition is carried out by the center that vibrating sensor is arranged in elevator machine brake；
Voltage signal collector accesses in elevator brake control loop, monitors brake coil voltage signal；
When brake, vibration signal amplitude reaches maximum value, will form two peak values when band-type brake is asynchronous, when acquiring peak value
Carve Tz1 /Tz2, T when band-type brake is synchronousz1 =Tz2；Take (Tz1+ Tz2)/2 are used as band-type brake finish time；
Brake power loss band-type brake, voltage signal collector collect brake power failure state signal, record band-type brake start time TB；
Real-time vibration signal and brake power failure state signal are uploaded to data service and put down by the step 2 GPRS digital transmission module
Platform；
Affiliated step 3 data service platform is calculated by data algorithm obtains elevator brake band-type brake response average time T01=
(Tz1+ Tz2)/2-TB, the nonsynchronous maximum time difference T of band-type brake in monitoring cycle02=Tz2-Tz1；
Step 4 brake responds average time T01With TMarkCompare, TMark=0.5s；
The judgement of the asynchronous abnormal conditions of brake, data service platform pass through the available elevator brake of data algorithm
The nonsynchronous abnormal conditions of band-type brake export the nonsynchronous maximum time difference T of band-type brake in monitoring cycle02=Tz2-Tz1, and to exception
Situation is determined；
Lateral data compare, and obtain most after carrying out the monitoring of brake response time to the elevator of same type identical parameters
The band-type brake response time T of whole brake11、T21…Tn1, by T01Respectively with T11、T21…Tn1It is analyzed and is compared；
Longitudinal data compares, the brake response time history output data T periodically monitored to elevator11 ,、T21 ,…
Tn1 ,, by T01Respectively with T11 ,、T21 ,…Tn1 ,It is analyzed and is compared；
The step 5 brake response time does not meet the significantly different step of standard sex determination, brake, brake
Apparent degeneration occurs for the response time, then elevator needs to stop using at once and related personnel is notified to repair as early as possible；Conversely, then electric
Ladder can continue normal use.
3. the elevator brake band-type brake response performance monitoring method according to claim 2 based on data-driven, feature
It is, the brake response time complies with standard in sex determination, if T01>TMark, then determine the brake response time
It is abnormal；
In the judgement of the asynchronous abnormal conditions of the brake, T is enabled2=(T12+T22+…Tn2)/n, if T02>1.5T2, then sentence
Determine the significantly different step of brake；
The brake response time transverse direction data relatively in, enable T1=( T11+T21+…+Tn1)/n, if T01> 1.5T1, then
Determine that apparent degenerate occurs for the brake response time；
The brake response time longitudinal data relatively in, enable T1 ’=( T11 ,+T21 ,+…+Tn1 ,)/n, if T01> 1.5
T1 ’, then determine that apparent degenerate occurs for the brake response time.
4. realize the device of the elevator brake band-type brake response performance monitoring method described in claim 1 based on data-driven,
It is characterised in that it includes vibrating sensor, voltage signal collector, data processing module and GPRS digital transmission module；The vibration
Sensor is fixed on elevator brake center, acquires vibration signal when elevator brake opened/closed；The voltage letter
In number collector access elevator brake control loop, the signal output port point of vibrating sensor and voltage signal collector
It is not attached with data processing module；The GPRS digital transmission module is connected with data processing module；The voltage signal acquisition
Device is for acquiring brake coil voltage signal；The data processing module is for storing and processing vibration signal and voltage letter
Number；The GPRS digital transmission module reaches data service platform for data processing module to be handled resulting data.
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| CN201910616690.6A CN110294380B (en) | 2019-07-09 | 2019-07-09 | Elevator brake band-type brake response performance monitoring method and monitoring device based on data driving |
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| CN201910616690.6A CN110294380B (en) | 2019-07-09 | 2019-07-09 | Elevator brake band-type brake response performance monitoring method and monitoring device based on data driving |
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Cited By (4)
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| CN112630654A (en) * | 2020-12-11 | 2021-04-09 | 广东博智林机器人有限公司 | Band-type brake detection system and method |
| CN114044417A (en) * | 2021-12-03 | 2022-02-15 | 未来物语(深圳)科技有限公司 | Method and system for monitoring working state of elevator band-type brake |
| CN114483838A (en) * | 2020-10-26 | 2022-05-13 | 上海三菱电梯有限公司 | Brake band-type brake clearance detection system and method |
| CN117434878A (en) * | 2023-12-22 | 2024-01-23 | 山东朝辉自动化科技有限责任公司 | Monitoring device for digital stock ground intelligent control equipment based on unmanned aerial vehicle |
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| CN117434878A (en) * | 2023-12-22 | 2024-01-23 | 山东朝辉自动化科技有限责任公司 | Monitoring device for digital stock ground intelligent control equipment based on unmanned aerial vehicle |
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