CN107393270A - A kind of portable vision inspection device and method for electric meter detection - Google Patents
A kind of portable vision inspection device and method for electric meter detection Download PDFInfo
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- CN107393270A CN107393270A CN201710616219.8A CN201710616219A CN107393270A CN 107393270 A CN107393270 A CN 107393270A CN 201710616219 A CN201710616219 A CN 201710616219A CN 107393270 A CN107393270 A CN 107393270A
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- mobile device
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/20—Checking timed patrols, e.g. of watchman
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The invention discloses a kind of portable vision inspection device and method for electric meter detection, equipment includes Surveillance center and mobile device, mobile device is divided into visual information collecting unit, information processing and controlling unit, wireless communication unit, positioner and power set, mobile device is moved by the slide rail laid in advance, when being moved to certain electrical equipment, pass through visual information collecting unit acquisition instrument or switching-state information, and information is delivered into information processing and controlling unit and carries out information processing, the information handled is delivered to Surveillance center and carries out information monitoring by wireless communication unit, so as to realize to extensive electric meter group progress inspection and failure be carried out quick, the target being accurately positioned.Present invention eliminates a large amount of cumbersome instrument failure monitorings, operating efficiency is improved, realizes extensive electric meter group malfunction monitoring automation.
Description
Technical field
The present invention relates to a kind of portable vision inspection device and method for electric meter detection, belong to instrument detection
Technical field.
Background technology
In the Monitoring Data gatherer process of extensive electric meter group, a large amount of pointer instruments be present and without interface digital display
The straight explicit instrument such as formula instrument, because its data directly can not use artificial reading more by computer acquisition, traditional reading mode.
But artificial reading have the shortcomings that intensity is big, cost is high, it is ageing it is not strong, monitoring cycle is long, influence the progress of monitoring.
Image processing techniques is applied in the digital independent and state recognition work of all kinds of instrument, realizes instrument detection automation, no
The degree of accuracy of verification is improve only, and improves operating efficiency.
The content of the invention
The technical problems to be solved by the invention are the defects of overcoming prior art, there is provided one kind is used for electric meter and detected
Portable vision inspection device and method, inspection can be carried out to extensive electric meter group and failure is carried out it is quick, accurate
Positioning.
Set in order to solve the above technical problems, the present invention provides a kind of portable vision inspection for electric meter detection
It is standby, including mobile device and Surveillance center；The Surveillance center is using server as platform, for carrying out data storage and providing people
Machine interactive interface；The mobile device includes information processing and controlling unit, positioner, wireless communication unit, power
Device and visual information collecting unit；
The visual information collecting unit output end access information processing and control unit input, the positioner with
Power set are connected with information processing and controlling unit, and the Surveillance center passes through wireless communication unit and information processing
And control unit is in communication with each other；
The each unit of the mobile device and device are mounted on a mobile platform moved along slide rail；
The power set provide power support for mobile platform；
The positioner is used to obtain mobile device and the relative position of slide rail；
The visual information collecting unit is used to carry out visual information collection to the instrument in the range of inspection；
Described information processing and control unit are handled it after obtaining visual sensing information from visual information collecting unit, are known
Instrument and identification meter reading or instruction state are whether there is in the other visual field, and identification information is passed through on wireless communication unit
Surveillance center is reached, while receives the instruction that Surveillance center sends, the movement of mobile device is controlled by power set.
Foregoing slide rail takes Double-axis guide rail, is layed in advance within detected place.
Foregoing power set include DC servo motor, motor-drive circuit and decelerator, the motor-drive circuit
Receive information processing and the control signal of control unit, control the velocity of rotation of servomotor, and the servomotor is exported to subtracting
Fast device, the power output exported as power set of decelerator.
Foregoing positioner uses absolute type encoder；The absolute type encoder is engaged in the decelerator of power set
Output, output speed is worked out in the form of stream of pulses, absolute type decelerator often rotates an angle, and encoder can export
One level pulse, information processing and controlling center count to pulse number, judge the distance of mobile device traveling.
Foregoing visual information collecting unit uses single image sensor, and is equipped with light projector.
Foregoing information processing and controlling unit includes high speed processing chip and DDR, clock circuit, hardware reset electricity
Road.
For the method for inspecting of the portable vision inspection device of electric meter detection, comprise the following steps：
（1）Surveillance center sends instruction to mobile device by the timing of wireless communication unit and starts inspection, or passes through people
Sent for operation and start inspection instruction；
（2）Information processing and controlling unit in mobile device receive start inspection instruction after, by visual information collecting unit,
Power set and positioner start inspection by Low-power-consumptiodormancy dormancy mode wakeup；
（3）Information processing and controlling unit is controlled along the slide rail laid in advance by power set and moved, while visual information is adopted
Collect unit collection information；
（4）When identifying the instrument in course in detection range, mobile device motion stops, visual information collecting unit
Acquisition instrument still image and sending to information processing and controlling unit is handled, and identifies meter reading or instruction state；
（5）Information processing and controlling unit sends the meter reading or instruction state of instrument still image and automatic identification to prison
Control center, Surveillance center store information into database；
（6）Mobile device continues motion and repeat step（3）To step（5）；While mobile device moves, information processing and control
Unit processed obtains the relative position with slide rail by positioner in real time；
（7）Mobile device is moved to the origin that sets out, and stop motion, sends inspection to Surveillance center and completes information, while at information
Reason and control unit control positioner, visual information collecting unit and power set enter park mode.
Foregoing inspection device can be realized to electric switch class, electric indicator lamp, pointer instrument and digital display instrument
Identification, specific identification process are as follows：
The basis of characterization of electric switch class switchs the position of various states, and information processing and controlling unit gathers single to visual information
The image that member obtains carries out image preprocessing, morphologic detection positioning and rim detection, and the switch of cabinet is examined automatically
Measure, and use Hough transform, judge the angle of switch, so as to identify that the state of switch is opening or closure, and incite somebody to action
The state sends to Surveillance center, Surveillance center and is contrasted its state with preset state, so as to judge whether failure, output
Fault message；
The color and flicker state, information processing and controlling unit of the basis of characterization lamp of electric indicator lamp gather to visual information
The image that unit obtains carries out image preprocessing, and then carrying out Hough transformation to pretreatment image carries out loop truss, so that it is determined that
The region of indicator lamp, and the pixel value in the region is carried out detecting the color for determining indicator lamp, referred to by contrasting different images frame
Show that the color change of lamp determines the flicker state of indicator lamp, be not changed into not flashing, when be changed into quick flashing and sparkle, last control unit will be known
The state transfer not gone out to Surveillance center, Surveillance center is contrasted itself and preset state, judges whether equipment breaks down,
Export fault message；
Pointer instrument identification is mainly that automatic interpretation gauge pointer shows finger, and information processing and controlling unit gathers to visual information
The image that unit obtains is handled, by circular, fan-shaped dial plate by coordinate translation, be converted into rectangle, recycling rectangle
The linear scanning that dial plate image is carried out from top to bottom obtains the positional information of graduation mark and pointer, true by the comparison of positional information
Determine meter reading, meter reading is finally delivered into Surveillance center, Surveillance center judges that equipment is by the contrast with preset state
No failure, export fault message；
Digital display instrument is identified by Number character recognition and carrys out reading numerical values, and numerical value is delivered into Surveillance center, and Surveillance center leads to
Cross the contrast with preset state and judge whether equipment breaks down, export fault message.
The invention has the advantages that：
（1）The present invention utilizes mobile device, to the occasion that needs to carry out extensive electric meter inspection in a manner of visual pattern
Automatic detection and identification are carried out, the transmission of visual information and Meter recognition information is realized by wireless network, can be achieved to failure
The fast and accurately identification and positioning of instrument and equipment；
（2）The present invention reaches purpose of the equipment by the progress inspection of regulation path using the form of slide rail, suitable for a variety of electric instrument
The occasion of table group, there is stronger occasion versatility.
Brief description of the drawings
Fig. 1 is the portable vision inspection device block diagram that the present invention is used for electric meter detection.
Embodiment
The invention will be further described below.Following examples are only used for the technical side for clearly illustrating the present invention
Case, and can not be limited the scope of the invention with this.
As shown in figure 1, the present invention be used for electric meter detection portable vision inspection device include mobile device and
Surveillance center.
Using server as platform, monitoring center software realizes data base administration, the effect of human-computer interaction interface for Surveillance center.
Mobile device, including information processing and controlling unit, positioner, wireless communication unit, power set, regard
Feel information acquisition unit,
The output end access information processing of visual information collecting unit and the input of control unit, positioner and power set
It is connected with information processing and controlling unit, Surveillance center passes through wireless communication unit and information processing and controlling unit phase
Mutual communication.
The each unit of mobile device and device are mounted on a mobile platform moved along slide rail, and slide rail takes twin shaft
Heart guide rail, it is layed in advance within detected place, guide device moving direction.
Power set provide power support for mobile platform, and power set include DC servo motor, motor-drive circuit
And decelerator, wherein, the control signal of the processing of motor-drive circuit receive information and control unit, control the rotation of servomotor
Speed, servomotor are exported to decelerator, the power output of the output of decelerator as power set, and the way of output is for example but not
It is limited to wheeled and crawler type.
Using absolute type encoder as positioner, encoder is engaged in the decelerator output of power set, will export
Rotating speed is worked out in the form of stream of pulses.Decelerator often rotates an angle, and encoder can export a level pulse.Information
Processing and control centre pulse number is counted, can determine whether mobile device traveling distance, with this obtain mobile device with
The relative position of slide rail, realizes positioning function.
Using single image sensor as visual information collecting unit, visual information is carried out to the instrument in the range of inspection
Collection, and it is equipped with light projector auxiliary visual sensing function.Image sensor is such as, but not limited to area array CCD, digital camera
Machine.
Information processing and controlling unit is the processing center of mobile device, and visual sensing is obtained from visual information collecting unit
It is handled after information, identifies instrument and identification meter reading or instruction shape are whether there is in the visual field by visual sensing information
State, and identification information is uploaded to Surveillance center by wireless communication unit, while the instruction that Surveillance center sends is received,
The movement of mobile device is controlled by power set.
Information processing and controlling unit includes a chip with high speed processing function to meet visual sensing information processing
Demand, and DDR, clock circuit, hardware reset circuit.High speed processing chip is such as, but not limited to fpga chip, insertion declines
Processor and digital signal processor.
Mobile set is used as transmission medium between device and Surveillance center by the way of Wi-Fi communication, meets big flow
Image transmitting demand.
The method that inspection is carried out using apparatus of the present invention, it is comprised the following steps that：
（1）Surveillance center sends instruction to mobile device by the timing of wireless communication unit and starts inspection, can also pass through people
Sent for operation and start inspection instruction；
（2）Information processing and controlling unit in mobile device receive start inspection instruction after, by visual information collecting unit,
Power set and positioner start inspection by Low-power-consumptiodormancy dormancy mode wakeup；
（3）Information processing and controlling unit is controlled along the slide rail laid in advance by power set and moved, while visual information is adopted
Collect unit collection information；
（4）When identifying the instrument in course in detection range, mobile device motion stops, visual information collecting unit
Acquisition instrument still image and sending to information processing and controlling unit is handled, and identifies meter reading or instruction state；
（5）Information processing and controlling unit sends the meter reading or instruction state of instrument still image and automatic identification to prison
Control center, Surveillance center store information into database；
（6）Mobile device continues motion and repeat step（3）To step（5）；While mobile device moves, information processing and control
Unit processed obtains the relative position with slide rail by positioner in real time；
（7）Mobile device is moved to the origin that sets out, and stop motion, sends inspection to Surveillance center and completes information, while at information
Reason and control unit control positioner, visual information collecting unit and power set enter park mode, reduce idle power consumption.
Apparatus of the present invention can realize the detection to all kinds of instrument, and the detection method of all kinds of instrument is as follows：
The identification Main Basiss of electric switch class switch the position of various states, and information processing and controlling unit is adopted to visual information
Collect the image that unit obtains and carry out image preprocessing, morphologic detection positioning and rim detection, by the switch of cabinet certainly
It is dynamic to detect, and use Hough transform, judge the angle switched, so as to identify that the state of switch is opening or closure,
And send the state to Surveillance center, Surveillance center is contrasted its state with preset state, so as to judge whether failure,
Export fault message.
The identification of electric indicator lamp is mainly that the color of foundation lamp and flicker state, electric LED status typically have
It is bright, go out, slow flash sparkles, fast flicker, red, green etc..Flash state recognition mainly between different images frame lamp color distortion as according to
According to.Generally circular, the image progress that information processing and controlling unit obtains to visual information collecting unit of indicator lamp
Image preprocessing, it is enhancing, denoising, smooth, Hough transformation then is carried out to pretreatment image and carries out loop truss, so that it is determined that instruction
The region of lamp, and the pixel value in the region is carried out detecting the color for determining indicator lamp, by contrasting different images frame indicator lamp
Color change determine the flicker state of indicator lamp, be not changed into not flashing, when be changed into quick flashing and sparkle.Last control unit will identify that
State transfer to Surveillance center, Surveillance center itself and preset state are contrasted, judge whether equipment breaks down, export
Fault message.
Pointer instrument identification is mainly that automatic interpretation gauge pointer shows finger.Information processing and controlling unit is to visual information
The image that collecting unit obtains is handled, and circular, fan-shaped dial plate is converted into rectangle, then identify pointer position by straight-line detection
Put, show finger so as to calculate gauge pointer.The conversion of dial plate is mainly realized by coordinate translation, upset.The identification of pointer position
The main linear scanning carried out from top to bottom using rectangle dial plate image obtains the positional information of graduation mark and pointer, passes through position
The comparison of information determines meter reading.Meter reading is finally delivered into Surveillance center, Surveillance center passes through pair with preset state
Than judging whether equipment breaks down, fault message is exported.
Digital display instrument is identified mainly by Number character recognition come reading numerical values, and numerical value is delivered into Surveillance center,
Surveillance center judges whether equipment breaks down by the contrast with preset state, exports fault message.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these are improved and deformation
Also it should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of portable vision inspection device for electric meter detection, it is characterised in that including mobile device and monitoring
Center；The Surveillance center is using server as platform, for carrying out data storage and providing human-computer interaction interface；The mobile dress
Put and gather list including information processing and controlling unit, positioner, wireless communication unit, power set and visual information
Member；
The visual information collecting unit output end access information processing and control unit input, the positioner with
Power set are connected with information processing and controlling unit, and the Surveillance center passes through wireless communication unit and information processing
And control unit is in communication with each other；
The each unit of the mobile device and device are mounted on a mobile platform moved along slide rail；
The power set provide power support for mobile platform；
The positioner is used to obtain mobile device and the relative position of slide rail；
The visual information collecting unit is used to carry out visual information collection to the instrument in the range of inspection；
Described information processing and control unit are handled it after obtaining visual sensing information from visual information collecting unit, are known
Instrument and identification meter reading or instruction state are whether there is in the other visual field, and identification information is passed through on wireless communication unit
Surveillance center is reached, while receives the instruction that Surveillance center sends, the movement of mobile device is controlled by power set.
A kind of 2. portable vision inspection device for electric meter detection according to claim 1, it is characterised in that
The slide rail takes Double-axis guide rail, is layed in advance within detected place.
A kind of 3. portable vision inspection device for electric meter detection according to claim 1, it is characterised in that
The power set include DC servo motor, motor-drive circuit and decelerator, at the motor-drive circuit receive information
The control signal of reason and control unit, controls the velocity of rotation of servomotor, and the servomotor is exported to decelerator, decelerator
Power output of the output as power set.
A kind of 4. portable vision inspection device for electric meter detection according to claim 1, it is characterised in that
The positioner uses absolute type encoder；The absolute type encoder is engaged in the decelerator output of power set, will be defeated
Go out rotating speed to be worked out in the form of stream of pulses, absolute type decelerator often rotates an angle, and encoder can export a level
Pulse, information processing and controlling center count to pulse number, judge the distance of mobile device traveling.
A kind of 5. portable vision inspection device for electric meter detection according to claim 1, it is characterised in that
The visual information collecting unit uses single image sensor, and is equipped with light projector.
A kind of 6. portable vision inspection device for electric meter detection according to claim 1, it is characterised in that
Described information processing and control unit include high speed processing chip and DDR, clock circuit, hardware reset circuit.
7. based on patrolling for the portable vision inspection device for being used for electric meter detection described in claim 1 to 6 any one
Detecting method, it is characterised in that comprise the following steps：
（1）Surveillance center sends instruction to mobile device by the timing of wireless communication unit and starts inspection, or passes through people
Sent for operation and start inspection instruction；
（2）Information processing and controlling unit in mobile device receive start inspection instruction after, by visual information collecting unit,
Power set and positioner start inspection by Low-power-consumptiodormancy dormancy mode wakeup；
（3）Information processing and controlling unit is controlled along the slide rail laid in advance by power set and moved, while visual information is adopted
Collect unit collection information；
（4）When identifying the instrument in course in detection range, mobile device motion stops, visual information collecting unit
Acquisition instrument still image and sending to information processing and controlling unit is handled, and identifies meter reading or instruction state；
（5）Information processing and controlling unit sends the meter reading or instruction state of instrument still image and automatic identification to prison
Control center, Surveillance center store information into database；
（6）Mobile device continues motion and repeat step（3）To step（5）；While mobile device moves, information processing and control
Unit processed obtains the relative position with slide rail by positioner in real time；
（7）Mobile device is moved to the origin that sets out, and stop motion, sends inspection to Surveillance center and completes information, while at information
Reason and control unit control positioner, visual information collecting unit and power set enter park mode.
8. method for inspecting according to claim 7, it is characterised in that the inspection device can realize to electric switch class,
The identification of electric indicator lamp, pointer instrument and digital display instrument, specific identification process are as follows：
The basis of characterization of electric switch class switchs the position of various states, and information processing and controlling unit gathers single to visual information
The image that member obtains carries out image preprocessing, morphologic detection positioning and rim detection, and the switch of cabinet is examined automatically
Measure, and use Hough transform, judge the angle of switch, so as to identify that the state of switch is opening or closure, and incite somebody to action
The state sends to Surveillance center, Surveillance center and is contrasted its state with preset state, so as to judge whether failure, output
Fault message；
The color and flicker state, information processing and controlling unit of the basis of characterization lamp of electric indicator lamp gather to visual information
The image that unit obtains carries out image preprocessing, and then carrying out Hough transformation to pretreatment image carries out loop truss, so that it is determined that
The region of indicator lamp, and the pixel value in the region is carried out detecting the color for determining indicator lamp, referred to by contrasting different images frame
Show that the color change of lamp determines the flicker state of indicator lamp, be not changed into not flashing, when be changed into quick flashing and sparkle, last control unit will be known
The state transfer not gone out to Surveillance center, Surveillance center is contrasted itself and preset state, judges whether equipment breaks down,
Export fault message；
Pointer instrument identification is mainly that automatic interpretation gauge pointer shows finger, and information processing and controlling unit gathers to visual information
The image that unit obtains is handled, by circular, fan-shaped dial plate by coordinate translation, be converted into rectangle, recycling rectangle
The linear scanning that dial plate image is carried out from top to bottom obtains the positional information of graduation mark and pointer, true by the comparison of positional information
Determine meter reading, meter reading is finally delivered into Surveillance center, Surveillance center judges that equipment is by the contrast with preset state
No failure, export fault message；
Digital display instrument is identified by Number character recognition and carrys out reading numerical values, and numerical value is delivered into Surveillance center, and Surveillance center leads to
Cross the contrast with preset state and judge whether equipment breaks down, export fault message.
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| CN112240796A (en) * | 2019-07-16 | 2021-01-19 | 张力 | Monitoring management system for device state |
| CN110440764A (en) * | 2019-08-19 | 2019-11-12 | 广东电网有限责任公司 | A kind of secondary alignment methods of meter detection holder, device and equipment |
| CN110440764B (en) * | 2019-08-19 | 2021-07-09 | 广东电网有限责任公司 | Meter detection cradle head secondary alignment method, device and equipment |
| CN112180922A (en) * | 2020-09-24 | 2021-01-05 | 南京苏美达智能技术有限公司 | Self-walking equipment identification method based on optics and self-walking equipment |
| CN113627400A (en) * | 2021-10-12 | 2021-11-09 | 成都川江信息技术有限公司 | Industrial instrument video identification system |
| CN115205997A (en) * | 2022-07-14 | 2022-10-18 | 西安建筑科技大学 | Heating ventilation air conditioner room unmanned inspection system and method based on artificial intelligence |
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