A kind of arrester automatic detecting platform
Technical field
The present invention relates to arrester automatic detection field, in particular it relates to a kind of arrester automatic detecting platform.
Background technology
Arrester is Hyper-Voltage of Power Systems protection device, also known as overvoltage limiter.In a power distribution system, arrester energy
Prevent from induced lightening, the direct lightning strike of overhead line and hinder for some reason or the caused overvoltage of operation well.Ensure equipment safety fortune
Row and normal power supply.Power distribution network arrester structure is divided to two kinds of porcelain bushing type lightning arrestor and composite housing type lightning arrester.Current distribution
Widely used is composite sheath formula Zinc-Oxide Arrester.It has preferable valve characteristic, and it presents very big under power-frequency voltage
Resistance;And the very little that its resistance becomes under overvoltage, can release lightning current well.
If there is the danger defect such as humidified insulation or valve block aging inside arrester, these defects can not be by outer
See and check discovery.If arrester continues longtime running, the accident such as misoperation and blast may occur in operation.
Existing a variety of zinc oxide arrester testers, can be carried out to the defect that arrester inside is present in the market
Detection.Such as type detector of zinc oxide arrester of SCYB-II, dedicated for detection 10kV and following power system gapless oxygen
Between change zinc arrester MOA valve electricity under the internal flaw of loose contact, the DC reference voltage (U1mA) and 0.75U1mA that measure MOA
Leakage current.DC high-voltage power supply, measurement and control system are constituted one, whole elements by the zinc oxide arrester tester
It is concentrated in a cabinet, with small volume, the features such as lightweight.
But each wiring of the detecting instrument can only detect an arrester, and test platform needs testing crew to build.Every
During secondary spring inspection, autumn inspection prerun, censorship arrester enormous amount, daily detection limit is at 500 to 600.Testing crew needs weight
Multiple wiring, test, take out stitches, one one carry out operation detection repeatedly causes huge workload to testing crew.And examination
The frequent contact test line of personnel is tested, the mode of connection is changed, maloperation easily occurs for switch test power supply.Testing equipment output electricity
Pressure is up to 27kV or so, once huge harm can all be caused to personnel and equipment by occurring accident.
In summary, present inventor has found above-mentioned technology extremely during the present application technical scheme is realized
There is following technical problem less:
In the prior art, to there is security risk big for former detection method, during detection personnel and detection discharge voltage distance compared with
Closely, operating personnel's electric shock is easily caused;It is ageing low, often detect that takes around a flower through this detection method of test data analyzer
Take 2-3 minutes, have a strong impact on operating efficiency, and detection device installs cumbersome;Poor reliability, is carried out according to this detection method
Detection, due to there is staff's participation, is easily caused when staff's long-term work to the judgement that test data carries out mistake
Erroneous judgement to unit check result, therefore, it is relatively low and hidden in the presence of safety to there is detection efficiency in existing arrester checks mode
The technical problem of trouble.
The content of the invention
The invention provides a kind of arrester automatic detecting platform, solve existing arrester checks mode and there is detection
Technical problem that is less efficient and there is potential safety hazard, it is higher to realize arrester checks efficiency, the preferable technology effect of security
Really.
In order to solve the above technical problems, this application provides a kind of arrester automatic detecting platform, the platform includes:
Steelframe agent structure, and be fixed in steelframe agent structure:Mechanical transmission mechanism, manipulator, control module,
Testing equipment, picture recognition module, wherein, mechanical transmission mechanism is connected with manipulator, and picture recognition module is used for acquisition platform
In arrester to be detected image, and identify the position of arrester and the angle with horizontal plane, and the information that will identify that is passed
Control module is passed, control module is controlled based on the information that picture recognition module is transmitted to mechanical transmission mechanism and manipulator
System, grabs testing equipment by arrester to be detected and is detected.
By the research to different types of Zinc-Oxide Arrester, find the arrester of model even of the same race due to factory
Family, the difference of batch, there is also larger difference for its size, shape.Testing jig exists during being identified and capturing
Bigger difficulty.The difference of shape, the difference of size allow even if putting consistent arrester also without identical spacing and can
The position of blessing.Testing jig Scanning Detction one by one in arrester test process is carried out so is required, to determine arrester
Actual position and the central point that can be captured.Because traditional infrared, the equidistant sensor of ultrasonic wave detection speed is slow, by environment
Interference is big, and the arrester scanning in the case where carrying out complex environment fast, accurately can not position arrester, it is necessary to using detection speed
Degree faster, the higher detection means of discrimination, therefore, accurately captured using image recognition in the application.Simultaneously lightning-arrest
During the crawl of device, it is understood that there may be arrester is not in horizontal level, the state tilted at a certain angle, so it is conventional directly to
The gripper of lower crawl is difficult to capture the arrester under this state, and picture recognition module identify arrester position and with
The angle of horizontal plane, the crawl angle to manipulator is adjusted, so as to realize accurate crawl, and platform is to simulate human hand
Multi-joint gripper captured, the stability and accuracy of crawl are improved.
Further, the mechanical transmission mechanism includes:Motor, pulley, motor and power supply and control module
It is all connected with, steelframe agent structure is provided with slide rail, pulley insertion slide rail, and motor is connected with pulley drive, pulley and machine
Tool hand is connected.
Further, described image identification module includes:First camera group, second camera group, processor, first takes the photograph
As head group, second camera group gather the image information of arrester, image information is passed into processor, processor is according to image
The position of information analysis acquisition arrester, the central point that can be gripped and the angle with horizontal plane, when arrester is successfully captured
Afterwards, name plate information scanning is carried out to arrester to be detected by second camera group, processor show that this is kept away after image recognition
The specification information of thunder device.
Further, specification information Control experiment equipment of the control module based on arrester produce to should model test
Voltage, to carry out Hi-pot test.
Further, after the completion of test, control module reads the value of the voltage, electric current, alarm lamp of testing equipment simultaneously
Judge the quality of arrester to be measured, if being judged as qualified, by arrester and be placed in certified products case, it is on the contrary then be placed on not
In certified products case;Test information of the arrester to be measured in test, including:Voltage, electric current and warning message, test information transmission
Stored to memory, and print examining report.
Further, platform is provided with measuring tank to be checked, the qualified case of detection, the unqualified case of detection, 1 of above-mentioned 3 casings
Side is equipped with an import and export, is equipped with spacing neck on 3 sides in addition.
Further, the testing process of the platform is:
First, the beginning is established on platform by cable;Then, platform configuration is initialized;Then, order to be launched is waited;Then, Platform Machinery
Reset;Then, picture recognition module scans arrester to be detected;Then, manipulator crawl arrester, the machinery if failure is captured
Crawl;Firing test equipment carries out Hi-pot test to arrester to be detected after capturing successfully, if test result is qualified, will be lightning-arrest
Device is put into qualified case, if detection is unqualified, is put into unqualified case.
One or more technical schemes that the application is provided, have at least the following technical effects or advantages:
The detection platform controls detection platform by testing crew before computer, completely isolated with high-tension apparatus, than equal
The tester of rank, method security are higher;With higher operating efficiency, 5 were improved compared to former test method efficiency
To 6 times;With easier mode of operation, testing crew need to only click on start button, and equipment will be automatically performed detection work;
Test method than before has higher reliability, does not have testing crew directly to participate in experimental result in experimentation
Judge, it carries out directly judging to avoid the artificial error for carrying out judging to cause using chip software, realize it is required can
By property, its automaticity is higher than general testing equipment.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention;
Fig. 1 is the composition schematic diagram of arrester automatic detecting platform in the application;
Fig. 2 is the testing process schematic diagram of arrester automatic detecting platform in the application.
Embodiment
The invention provides a kind of arrester automatic detecting platform, solve existing arrester checks mode and there is detection
Technical problem that is less efficient and there is potential safety hazard, it is higher to realize arrester checks efficiency, the preferable technology effect of security
Really.
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting mutually, the application's
Feature in embodiment and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
Implemented with the other modes in the range of being different from being described herein using other, therefore, protection scope of the present invention is not by under
The limitation of specific embodiment disclosed in face.
To simplify work, reducing workload, elimination hidden danger, this programme combination type Zinc-Oxide Arresters of SCYB-II
Detector devises a kind of automatic batch detection arrester complete set of equipments.10kV Zinc-Oxide Arrester automatic detections are realized, automatically
The fine or not arrester of sorting, records the function of every test of lightning arrester data automatically.The instrument can greatly improve arrester checks effect
Rate, it is ensured that the personal safety of experimenter.
Fig. 1-Fig. 2 is refer to, this application provides a kind of arrester automatic detecting platform, the platform includes:
Steelframe agent structure, and be fixed in steelframe agent structure:Mechanical transmission mechanism, manipulator, control module,
Testing equipment, picture recognition module, wherein, mechanical transmission mechanism is connected with manipulator, and picture recognition module is used for acquisition platform
In arrester to be detected image, and identify the position of arrester and the angle with horizontal plane, and the information that will identify that is passed
Control module is passed, control module is controlled based on the information that picture recognition module is transmitted to mechanical transmission mechanism and manipulator
System, grabs testing equipment by arrester to be detected and is detected.
Put and differ for this arrester, the environment to be measured that pattern differs, the camera using two groups of high definitions is schemed
As collection, the position that arrester to be measured is fast, accurately extracted by image recognition and the central point that can be gripped.Scheme is used
Samsung Exynos4412 embeded processors, the high-definition camera with 500W pixels uses the image recognition based on Android system
Built-in function, accurately identifies the positional information and model specification parameter of arrester.The multi-joint gripper of human hand is simulated, can
It is freely rotatable in space., can be quick after the grasping center point information that processor extracts arrester, accurately from lightning-arrest
The central point normal direction crawl arrester of device.After arrester is successfully captured, name plate information scanning is carried out by auxiliary camera.
Processor draws the specification information of the arrester after image recognition, then controls high voltage testing device to produce to should model
Test voltage, to carry out Hi-pot test.
After the completion of test, the value of voltage, electric current, alarm lamp that master controller passes through serial data line read test instrument
And internally judge the quality of arrester to be measured, if it is considered to it is mobile after qualified and be placed in certified products case, on the contrary it is unqualified
Just it is placed in defective work case.Voltage, electric current and the warning message of arrester to be measured in test etc. is passed by RS485 buses
It is defeated to arrive computer, and the quality of current arrester to be measured is recorded simultaneously, and recorded by daemon software, gather dependency number
According to;
Integrated testability frame made using aluminium alloy+line slide rail, greatly improves the rigid and X-axis of testing jig
The speed of service.The axles of X two use the step motor control of gear+57, and movement velocity is accelerated in the case where ensureing torque.
For ease of operation, testing jig control employs upper computer software and is controlled.Computer turns RS485 buses by USB
It is connected to equipment.Open after upper computer software, port numbers setting is carried out first, then click on connection equipment, you can be connected to and set
It is standby to be controlled.Software contains the size setting of casing to be measured and start position setting to be measured.Normal feelings are connected in equipment
The motion control of manual mode can be carried out under condition.Mechanical arm present co-ordinate position and zinc oxide can be shown after connection equipment success
The information such as voltage, the electric current of arrester tester.Upper computer software is provided simultaneously with test report printing function, by every arrester
Name plate information and test data automatically generate test report and print.
1st, area to be checked and collecting region
Area to be checked uses Special lightning arrester placing box.The Zinc-Oxide Arrester detected by preliminary outward appearance is put into arrester
In placing box, it is pushed into by arrester placing box in area to be checked.Collecting region is equally placed Special lightning arrester placing box and collected through inspection
Survey unqualified and qualified arrester.Each area to be checked and collecting region indicate title, to be properly placed the arrester of difference in functionality
Placing box.Each area's one side sets out entrance, facilitates arrester placing box push-in with pulling out.Another three face is limited a neck, convenient lightning-arrest
Device placing box is fixed on same position.
2nd, arrester placing box
Due to needing to carry out automatic charging to measure, so arrester to be tested is preferably carried out according to certain rules
Put.This programme design arrester may have certain angle and place, and can still be grabbed after manipulator amendment crawl angle
Take, but grasp speed can be influenceed.Arrester can carry out multiple rows of overlapping put.Based on above reason, a collection of chest is customized, has been allowed
Its width is as the length of arrester, the height highly stacked in 4-5 arrester, length and the width of 10 arresters side by side
Degree is consistent.The chest that operator need to only will be equipped with arrester to be tested is positioned over position specified by equipment, and specified
Put the chest of sky in position, it is possible to opening device, allow equipment to carry out sorting test automatically.
3rd, arrester is captured
Whole running part, is made up of parallel linear slide unit with anthropomorphic many shutdown manipulators.Slide unit is along X-axis shown in Fig. 1
It is linear mobile.Anthropomorphic many shutdown manipulators are arranged on slide unit.Under single-chip microcomputer control, parallel linear slide unit and anthropomorphic many passes
Machine manipulator aggregate motion, the ability for enabling gripper to capture X, Y, Z axis arbitrary coordinate.Gripper is by arrester to be checked from treating
Inspection area is picked up, and is put into pressue device, qualified area or unqualified area are respectively put into according to inspection result.
4th, image recognition section
The design carries out IMAQ using the camera of two groups of high definitions, is fast, accurately extracted by image recognition
The position of arrester to be measured and the central point that can be gripped.Scheme uses the embeded processors of Samsung Exynos 4412, with 500W pictures
The high-definition camera of element, using the image recognition built-in function based on Android system, accurately calculates the putting position of arrester
Information.After the grasping center point information that processor extracts arrester, control anthropomorphic manipulator is accurately from the center of arrester
Point normal direction crawl arrester.After arrester is successfully captured, name plate information scanning is carried out by auxiliary camera.Processor is passed through
Cross after image recognition and extract the related specification information of the arrester,.
5th, high-potting part
High-potting part is to be transformed the type detector of zinc oxide arrester of existing SCYB-II, by programming core
Piece automatically controls detector and starts to test and stop experiment.Test data and result are analyzed by control chip automatic data collection.Experiment
Electrode is integrated on arrester Special experimental apparatus, and arrester Special experimental apparatus is put it into after gripper picks up arrester
Upper beginning applied voltage test.
Because the manual zinc oxide arrester tester of script employs static charactron display mode, for ease of main control
Device reads the parameter informations such as voltage, electric current, and string and data conversion plate are with the addition of inside it, serial number is converted parallel data into
According to, and master controller is transferred to by light-coupled isolation.Master controller communicates hard using the isolation RS 485 of standard with upper computer software
Part interface, with reference to CRC16 data checks, it is ensured that the security reliability of data transfer.
6th, equipment is automatically controlled
A whole set of automatic batch detection means is by single-chip microcomputer control, using core of the STM32F1 systems single-chip microcomputer as system.
Stepper motor+personification multifunction manipulator is controlled by single-chip microcomputer, X/Y/Z movements is carried out, is carried out with 4mm proximity switch spacing
Control, with prevent motor stall, lack pulse and cause and collide.The accurate location letter that single-chip microcomputer is provided by image recognition
Breath, automatically controls crawl and sorting that gripper completes arrester, and the control type arrester checks of SCYB-II instrument carries out detection and kept away
Thunder device.Gather the leakage current under the DC reference voltage (U1mA) and 0.75U1mA of the type arrester checks of SCYB-II instrument output
Numerical value, records each test data.Control system increase sound and light alarm prompting, is sky when detecting area to be detected, or wait to put
Qualified, the unqualified case entered carries out acousto-optic hint and suspended when full, point out operator to need to change chest, or pass hull closure.
Technical scheme in above-mentioned the embodiment of the present application, at least has the following technical effect that or advantage:
The detection platform controls detection platform by testing crew before computer, completely isolated with high-tension apparatus, than equal
The tester of rank, method security are higher;With higher operating efficiency, 5 were improved compared to former test method efficiency
To 6 times;With easier mode of operation, testing crew need to only click on start button, and equipment will be automatically performed detection work;
Test method than before has higher reliability, does not have testing crew directly to participate in experimental result in experimentation
Judge, it carries out directly judging to avoid the artificial error for carrying out judging to cause using chip software, realize it is required can
By property, its automaticity is higher than general testing equipment.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.