CN105173948A - Elevator controller condition monitoring system and method - Google Patents
Elevator controller condition monitoring system and method Download PDFInfo
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- CN105173948A CN105173948A CN201510684760.3A CN201510684760A CN105173948A CN 105173948 A CN105173948 A CN 105173948A CN 201510684760 A CN201510684760 A CN 201510684760A CN 105173948 A CN105173948 A CN 105173948A
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Abstract
The invention discloses an elevator controller condition monitoring system and method. Through the adoption of the combination of an embedded treating system and the image processing and mode recognition technology, the condition of an elevator controller is monitored in real time, safe operation of the elevator is ensured, and elevator safety accidents are avoided. Through the arrangement of a communication module, a third-party monitoring environment is provided, maintenance and monitoring operations on lots of old elevators without fixed maintenance staff can be assisted, the elevator operation condition can be remotely monitored, manual field inspection is not needed, the workload and the human resource cost are reduced, and the operation is convenient, effective and flexible. Besides, a camera is adopted for image collection, and the elevator controller is monitored by utilizing the image recognition technology in a non-contact manner, so that the conventional elevator controller does not need to be changed, only the embedded treating system needs to be added outside the elevator controller, and the mounting and use are very simple and convenient.
Description
Technical field
The invention belongs to elevator faults detection technique field, be specifically related to a kind of electric life controller condition monitoring system and monitoring method.
Background technology
Along with the continuous growth of urban population, the land resources of the land resources especially central area of large-and-medium size cities is most valuable.And land resources is as non-renewable resources, its total quantity is limited, and this just makes the building of heart band in these build higher and higher.Since developing on a large scale from the mid-80 Chinese city, countless high building is built up in these nearly 30 years Chinese each large-and-medium size cities, and these high buildings are very strong to the dependence of elevator.The news that domestic elevator accident is reported in media gets more and more, and illustrates that the elevator in the high building built up in early days has entered the replacement phase, there is larger potential safety hazard.
An important all the more safety problem to the maintenance of elevator, renewal and the replacement, and this wherein can only depend on hand inspection to the inspection follow-up work of elevator, not only not in time but also dumb, for the hidden danger elevator of substantial amounts, existing elevator examination maintenance team was also very not enough.Also have a lot of elevator not to be that regular company produces, there is no regular maintenance team, so be extremely necessary the tool system of an appearance energy elevator convenient to check and maintenance at all.
Therefore, in view of above problem, be necessary to propose a kind of device effectively can monitoring elevator operation, realize carrying out Real-Time Monitoring to the state of electric life controller, ensure the safe operation of elevator, avoid occurring elevator safety accident.And without the need to manual site's inspection, reduce work capacity and cost of human resources, easily and effectively and flexibly.
Summary of the invention
In view of this, the invention provides a kind of electric life controller condition monitoring system and the monitoring method that effectively can monitor elevator operation, by adopting embedded processing systems combining image process and mode identification technology, realize carrying out Real-Time Monitoring to the state of electric life controller, ensure the safe operation of elevator, avoid occurring elevator safety accident.And can remote monitor and control by arranging communication module, without the need to manual site's inspection, reduce work capacity and cost of human resources, easily and effectively and flexibly.
A kind of electric life controller condition monitoring system that object according to the present invention proposes, described electric life controller condition monitoring system comprises the embedded processing systems being arranged at elevator outside, described electric life controller side is provided with the image capturing system for taking display on electric life controller, and described image capturing system is electrically connected with described embedded processing systems;
Described embedded processing systems is embedded scm, comprise for extract image capturing system gather the characteristic extracting module of image, the sort module of process of being carried out by the characteristic information extracted classifying and control to detect the system control module of frequency and each intermodule co-ordination;
Image capturing system carries out Real-time Collection to the information that the signal lamp on electric life controller and numerical digit shield, and signal transmission to embedded processing systems is carried out feature extraction and classification process, embedded processing systems judges elevator operation according to the information of image capturing system.
Preferably, described electric life controller condition monitoring system also comprises the monitoring terminal be connected with embedded processing systems.
Preferably, described embedded processing systems also comprises communication module, and described embedded processing systems realizes radio communication by communication module and monitoring terminal.
Preferably, described communication module utilizes wifi technology, ZigBee technology or Bluetooth technology by identifying that the elevator status data obtained is uploaded to internet, realizes remote monitor and control.
Preferably, described embedded processing systems is ARM9 flush bonding processor.
Preferably, the black and white camera of described image capturing system to be the resolution that gathers electric life controller gray level image be 1280*1024.
Preferably, camera relative elevator controller is fixed, and obtains the coordinate that signal lamp and numerical digit shield each pixel, judge image monitoring region by camera.
A kind of electric life controller state monitoring method, adopt electric life controller condition monitoring system, wherein image capturing system is camera, and concrete steps are as follows:
S1: camera is certain relative to electric life controller position, can pre-determine scope to be monitored, monitoring camera can obtain the corresponding coordinate that signal lamp to be monitored and numerical digit shield each pixel, obtains image monitoring region;
S2: in the scope cover each signal lamp, all pixels are averaging gray value, in the scope cover bar line every in numerical digit screen, all pixels are averaging gray value; And gray value and threshold value are contrasted, draw the light and shade state that signal lamp and numerical digit are shielded;
S3: the signal monitored is uploaded to embedded processing systems, characteristic extracting module and sort module identify information respectively, carry out judgement process according to monitor signal to elevator running state and place floor;
S4: monitor signal is uploaded to Internet surveillance terminal, judge elevator whether fault, non-et out of order then continues monitoring, as et out of order then carries out maintenance process according to elevator Problems existing and place floor.
Compared with prior art, the advantage of electric life controller condition monitoring system disclosed by the invention and monitoring method is:
By adopting embedded processing systems combining image process and mode identification technology, realizing carrying out Real-Time Monitoring to the state of electric life controller, ensureing the safe operation of elevator, avoiding occurring elevator safety accident.
By arranging communication module, provide a third-party monitoring of environmental, can help do not had the old elevator of fixed maintenance personnel to carry out safeguarding monitoring in a large number, can remote monitor and control elevator operation, check without the need to manual site, reduce work capacity and cost of human resources, easily and effectively and flexibly.
In addition, adopt camera acquisition image, the monitoring electric life controller utilizing image recognition technology contactless, so just do not need to change existing electric life controller, only need to add embedded processing systems in outside, install and use very easy.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is electric life controller monitoring system constructional drawing disclosed by the invention.
Fig. 2 is electric life controller monitoring diagram of circuit.
Fig. 3 is image processing flow figure.
Detailed description of the invention
In prior art to the maintenance of elevator, check that follow-up work can only depend on hand inspection, not only not in time but also dumb, for the hidden danger elevator of substantial amounts, existing elevator examination maintenance team was also very not enough.Also have a lot of elevator not to be that regular company produces, there is no regular maintenance team, so be extremely necessary the tool system of an appearance energy elevator convenient to check and maintenance at all.
The present invention is directed to deficiency of the prior art, provide a kind of electric life controller condition monitoring system and the monitoring method that effectively can monitor elevator operation, by adopting embedded processing systems combining image process and mode identification technology, realize carrying out Real-Time Monitoring to the state of electric life controller, ensure the safe operation of elevator, avoid occurring elevator safety accident.And can remote monitor and control by arranging communication module, without the need to manual site's inspection, reduce work capacity and cost of human resources, easily and effectively and flexibly.
To be clearly and completely described technical scheme of the present invention by detailed description of the invention below.Obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, as shown in the figure, a kind of electric life controller condition monitoring system, in order to detect the running state of electric life controller in real time, electric life controller is for controlling the central controller of elevator motion and record state of elevator in elevator, running state and the failure condition of elevator tentatively can be judged, to make maintenance process from electric life controller.Electric life controller condition monitoring system comprises the embedded processing systems being arranged at elevator outside, and electric life controller side is provided with the image capturing system for taking display on electric life controller, and image capturing system is electrically connected with embedded processing systems; By image capturing system, the signal on electric life controller is gathered, and this signal transmission is processed to embedded processing systems, to judge the running state of electric life controller, reach the object of Real-Time Monitoring.
Embedded system is nowadays very popular technology.Along with the development of internet, its coverage is increasing, and be not only confined to, on PC, becomes the developing direction that internet is new from mobile Internet to Internet of Things.This development comes based on development of embedded system just.Embedded system refers to using microprocessor as process core, the computer system that can adapt to various application scenarios that arrange in pairs or groups other assemblies modular and peripheral circuit are formed jointly.In the present invention, embedded processing systems is the MCU and the minimum system (system comprises various transformation, mu balanced circuit, crystal oscillator, reset circuit etc.) that carry M4 kernel.Other hardware componenies in the present invention also have camera, Zigbee communication chip, extend out SRAM, GPIO bus etc.
Image recognition, refers to and utilizes computing machine to process image, analyze and understand, to identify the target of various different mode and the technology to picture.Image recognition technology utilizes Iamge Segmentation, feature extraction, and pattern-recognition can identify special characteristic from an image, to the information that can obtain image expression after these tagsorts.Image recognition technology is utilized to be realize contactless key method in the present invention.
Embedded processing systems in the application is ARM9 flush bonding processor, comprise for extract image capturing system gather the characteristic extracting module of image, the sort module of process of being carried out by the characteristic information extracted classifying and control to detect the system control module of frequency and each intermodule co-ordination.
The black and white camera of image capturing system to be the resolution that gathers electric life controller gray level image be 1280*1024, for gathering the gray level image of electric life controller.Camera relative elevator controller is fixed, and obtains the coordinate that signal lamp and numerical digit shield each pixel, judge image monitoring region by camera.
Usually, the left end of electric life controller is the lampet in vertical arrangement, and these lampets have recorded the real time status of elevator, tentatively can judge the service condition of this elevator by observing these lampets.The numerical digit screen of top have recorded elevator operation and the position number of plies, is one of content identified equally.
See Fig. 3, because camera is fixed so can pre-determine monitored area relative to electric life controller position.Each signal lamp has respective coordinates in the image of camera collection, can find corresponding pixel in the picture and try to achieve the gray value of corresponding pixel points according to this coordinate.The scope of the about 40*40 pixel of covering of each lamp.Ask the aviation value of gray value can obtain the gray value of this lamp to the pixel within the scope of this.If this gray value is greater than threshold value, illustrate that this lamp is not bright, otherwise illustrate that this lamp is bright, so just can record the light and shade state of signal lamp.
Numerical digit screen for upside also can adopt similar mode.Have 3 in numerical digit screen, each is all made up of 7 lines, and the lines light and shade on each combines the information that just can represent this.First service direction representing elevator, only has three kinds of situations, and upwards, lower three bright expressions of line are downward in upper 3 bright expressions of line, entirely secretly represents static.The rear two bit representation decimal scale two figure place, each can represent 0 to 9.Use the method introduced can judge the bright dark state of each line above, after each line numbering, each all can represent with 7 bits, the bright dark corresponding bit of each line.So just obtain the information in image.The running state of elevator and place floor just can be judged according to these three binary numbers.
Characteristic extracting module radical function is exactly utilize these two parts to the electric life controller that camera is taken of the Feature Extraction Technology in image recognition technology to carry out feature extraction, completes the first treatment of the electric life controller image for camera shooting.
Sort module refers to, after obtaining extracting by characteristic extracting module the characteristics of image obtained, can obtain the information expressed in characteristics of image according to feature after classifying.
System control module is in order to control to detect frequency, and controlling other each module coordination work, is the core of whole embedded processing systems.
The data of camera collection are kept in internal memory by characteristic extracting module and MCU, then extract from assigned address the data that we will identify.Sort module is exactly that MCU obtains by a series of computing the information that in data, we pay close attention to.Information is uploaded by Zigbee chip by communication module exactly.And system control module is exactly the dispatcher's control of MCU to whole system.
Image capturing system carries out Real-time Collection to the information that the signal lamp on electric life controller and numerical digit shield, and signal transmission to embedded processing systems is carried out feature extraction and classification process, embedded processing systems judges elevator operation according to the information of image capturing system.
Image recognition is combined with embedded processing systems by the present invention, utilizes the monitoring of feature realization to a large amount of elevator of the small and exquisite light weight of embedded processing systems, effectively monitors the safety that elevator operating troubles ensures passenger while facilitating elevator mainte-nance personnel to monitor.One aspect of the present invention provides a third-party monitoring of environmental, and can help has not had the old elevator of fixed maintenance personnel to carry out safeguarding monitoring in a large number.Be the monitoring electric life controller utilizing image recognition technology contactless on the other hand, so just do not need to change existing electric life controller, only need to add this embedded processing systems in outside, install and use very easy.
Wherein, electric life controller condition monitoring system also comprises the monitoring terminal be connected with embedded processing systems.Embedded processing systems also comprises communication module, and described embedded processing systems realizes radio communication by communication module and monitoring terminal.Described communication module utilizes wifi technology, ZigBee technology or Bluetooth technology by identifying that the elevator status data obtained is uploaded to internet, realizes remote monitor and control.
As shown in Figure 2, a kind of electric life controller state monitoring method, adopt electric life controller condition monitoring system, wherein image capturing system is camera, and concrete steps are as follows:
S1: camera is certain relative to electric life controller position, can pre-determine scope to be monitored, monitoring camera can obtain the corresponding coordinate that signal lamp to be monitored and numerical digit shield each pixel, obtains image monitoring region;
S2: in the scope cover each signal lamp, all pixels are averaging gray value, in the scope cover bar line every in numerical digit screen, all pixels are averaging gray value; And gray value and threshold value are contrasted, draw the light and shade state that signal lamp and numerical digit are shielded;
S3: the signal monitored is uploaded to embedded processing systems, characteristic extracting module and sort module identify information respectively, carry out judgement process according to monitor signal to elevator running state and place floor;
S4: monitor signal is uploaded to Internet surveillance terminal, judge elevator whether fault, non-et out of order then continues monitoring, as et out of order then carries out maintenance process according to elevator Problems existing and place floor.
The invention discloses a kind of electric life controller condition monitoring system and monitoring method, by adopting embedded processing systems combining image process and mode identification technology, realize carrying out Real-Time Monitoring to the state of electric life controller, ensure the safe operation of elevator, avoid occurring elevator safety accident.
By arranging communication module, provide a third-party monitoring of environmental, can help do not had the old elevator of fixed maintenance personnel to carry out safeguarding monitoring in a large number, can remote monitor and control elevator operation, check without the need to manual site, reduce work capacity and cost of human resources, easily and effectively and flexibly.
In addition, adopt camera acquisition image, the monitoring electric life controller utilizing image recognition technology contactless, so just do not need to change existing electric life controller, only need to add embedded processing systems in outside, install and use very easy.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. an electric life controller condition monitoring system, it is characterized in that, described electric life controller condition monitoring system comprises the embedded processing systems being arranged at elevator outside, described electric life controller side is provided with the image capturing system for taking display on electric life controller, and described image capturing system is electrically connected with described embedded processing systems;
Described embedded processing systems is embedded scm, comprise for extract image capturing system gather the characteristic extracting module of image, the sort module of process of being carried out by the characteristic information extracted classifying and control to detect the system control module of frequency and each intermodule co-ordination;
Image capturing system carries out Real-time Collection to the information that the signal lamp on electric life controller and numerical digit shield, and signal transmission to embedded processing systems is carried out feature extraction and classification process, embedded processing systems judges elevator operation according to the information of image capturing system.
2. electric life controller condition monitoring system as claimed in claim 1, it is characterized in that, described electric life controller condition monitoring system also comprises the monitoring terminal be connected with embedded processing systems.
3. electric life controller condition monitoring system as claimed in claim 2, it is characterized in that, described embedded processing systems also comprises communication module, and described embedded processing systems realizes radio communication by communication module and monitoring terminal.
4. electric life controller condition monitoring system as claimed in claim 3, is characterized in that, described communication module utilizes wifi technology, ZigBee technology or Bluetooth technology by identifying that the elevator status data obtained is uploaded to internet, realizes remote monitor and control.
5. electric life controller condition monitoring system as claimed in claim 1, it is characterized in that, described embedded processing systems is ARM9 flush bonding processor.
6. electric life controller condition monitoring system as claimed in claim 1, is characterized in that, the black and white camera of described image capturing system to be the resolution that gathers electric life controller gray level image be 1280*1024.
7. electric life controller condition monitoring system as claimed in claim 6, it is characterized in that, camera relative elevator controller is fixed, and obtains the coordinate that signal lamp and numerical digit shield each pixel, judge image monitoring region by camera.
8. an electric life controller state monitoring method, is characterized in that, adopt the electric life controller condition monitoring system described in any one of claim 1-7, wherein image capturing system is camera, and concrete steps are as follows:
S1: camera is certain relative to electric life controller position, can pre-determine scope to be monitored, monitoring camera can obtain the corresponding coordinate that signal lamp to be monitored and numerical digit shield each pixel, obtains image monitoring region;
S2: in the scope cover each signal lamp, all pixels are averaging gray value, in the scope cover bar line every in numerical digit screen, all pixels are averaging gray value; And gray value and threshold value are contrasted, draw the light and shade state that signal lamp and numerical digit are shielded;
S3: the signal monitored is uploaded to embedded processing systems, characteristic extracting module and sort module identify information respectively, carry out judgement process according to monitor signal to elevator running state and place floor;
S4: monitor signal is uploaded to Internet surveillance terminal, judge elevator whether fault, non-et out of order then continues monitoring, as et out of order then carries out maintenance process according to elevator Problems existing and place floor.
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| CN105800411A (en) * | 2016-04-14 | 2016-07-27 | 上海之跃信息科技有限公司 | Device, method and system for measuring elevator motion |
| CN106494959A (en) * | 2016-12-06 | 2017-03-15 | 宁波永良电梯技术发展有限公司 | The control method of elevator device |
| CN109791397A (en) * | 2016-09-23 | 2019-05-21 | 昕诺飞控股有限公司 | Building automation system with maintenance beacon |
| CN110217658A (en) * | 2018-03-02 | 2019-09-10 | 奥的斯电梯公司 | The stop identifying system referred to for determining the building stop of elevator |
| CN111392540A (en) * | 2020-03-25 | 2020-07-10 | 广州启慧教育科技有限公司 | Non-contact feedback monitoring method and device for equipment running state |
| CN113581956A (en) * | 2021-07-19 | 2021-11-02 | 浙江新再灵科技股份有限公司 | Elevator noise level monitoring method and system based on audio signal |
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| CN105800411A (en) * | 2016-04-14 | 2016-07-27 | 上海之跃信息科技有限公司 | Device, method and system for measuring elevator motion |
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| CN111392540A (en) * | 2020-03-25 | 2020-07-10 | 广州启慧教育科技有限公司 | Non-contact feedback monitoring method and device for equipment running state |
| CN113581956A (en) * | 2021-07-19 | 2021-11-02 | 浙江新再灵科技股份有限公司 | Elevator noise level monitoring method and system based on audio signal |
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Application publication date: 20151223 |