A kind of device and method of batch testing Electric control or monitoring and metering instrument
Technical field
The present invention relates to the field of test technology of electric-power metering instrument, in particular to a kind of batch testing Electric control or prison
Survey the device and method of measuring instrument.
Background technique
With the continuous development of China's electric power energy, electric system digitizes direction and quickly grows to intelligence, electric power city
The functional requirements such as the system integration, electric parameter acquisition, power parameter display, calculating on field increasingly increase, currently, electric power instrument
Surface faces that product type is more, and quantity is big, and testing process is cumbersome, and means of testing, which is rested on, has a single function each by manual type
The problem of test, causes product test to lag, and testing efficiency is low, influences product quality and delivery cycle.
Summary of the invention
In view of the above-mentioned problems, the present invention proposes that one kind is time saving, convenient, high degree of automation, high reliablity can be widely applied
In the device and method for the batch testing Electric control or monitoring and metering instrument produced in enormous quantities to electric-power metering instrument and tested.
To solve the technical problem, the invention adopts the following technical scheme: a kind of batch testing Electric control or monitoring
The device of measuring instrument, including PC machine, batch testing controller, signal source generator, automatic positioning component and serial server
Component, the batch testing controller include CPU card, open into feature card, outlet feature card and semiotic function plug-in unit, institute
It states PC machine to be connected with the CPU card in batch testing controller by 232 communication interfaces, in the batch testing controller
CPU card is respectively connected with opening into feature card, outlet feature card, semiotic function plug-in unit, the automatic positioning component with criticize
Opening in amount test controller is respectively connected with into feature card, outlet feature card, semiotic function plug-in unit, is automatically positioned component packet
Bottom plate, localization tool, gland, gland component and cover buckle component are included, is set on the bottom plate there are two avoid holes, each avoid holes are equal
Probe card for connecting the terminal after meters under test is installed, localization tool is fixed on bottom plate by column, and positioning is controlled
Tool is located at the top of avoid holes;The gland component and cover buckle component are separately positioned on the two sides of localization tool, gland component packet
Intermediate plate, support plate and guiding axis are included, intermediate plate is fixed on bottom plate, and support plate and intermediate plate pass through two guiding axis connections,
And guiding axis is cased with spring on the axis body between support plate and intermediate plate, the lower end of guiding axis is equipped with stopper, one of them
The stopper lower end of guiding axis is correspondingly provided with touch-switch, and gland is hingedly arranged on the supporting plate by shaft;Cover buckle component includes
Pillar and clinching for compressing gland, pillar are fixed on bottom plate, and the top of pillar is arranged in clinching;The signal source hair
Raw device is connected with semiotic function plug-in unit, and tested measuring instrument is placed in automatic positioning component, and tested measuring instrument passes through
485 communication interfaces are connected with serial port service device assembly, and the serial port service device assembly is connected with PC machine.
As the further improvement of a kind of batch testing Electric control of the present invention or the device of monitoring and metering instrument, the string
Mouth server component is equipped with n serial server, and the serial server has 16 road serial communication interfaces, and wherein n is positive whole
Number.
As the further improvement of a kind of batch testing Electric control of the present invention or the device of monitoring and metering instrument, the letter
Number feature card is equipped with the output of 16 road electric currents of control and 32 tunnels of 16 tunnel voltage outputs insert relay.
As the further improvement of a kind of batch testing Electric control of the present invention or the device of monitoring and metering instrument, the letter
Number feature card is equipped with the output of the control road 16n electric current and the road 32n of the road 16n voltage output inserts relay;It is described to open into function
Plug-in unit is provided with the control road 80n and opens 16n+5 inserting relay into signal;The outlet feature card is provided with control 32n
16n+2 inserting relay of way outlet signal.
As the further improvement of a kind of batch testing Electric control of the present invention or the device of monitoring and metering instrument, it is described from
The intermediate plate of dynamic positioning component is " T " shape structure, and the avoid holes two sides of the automatic positioning component have for probe card installation
Mounting hole, the probe on the probe card of the automatic positioning component is elastic probe, the bottom plate of the automatic positioning component
Four angles are equipped with through-hole.
It is described as the further improvement of a kind of batch testing Electric control of the present invention or the device of monitoring and metering instrument
CPU card is using exectorial STC single-chip microcontroller is issued after the communication data and parsing for receiving upper computer software, wherein communication connects
Mouth is 232 interface of standard.
The present invention also provides a kind of batch testing Electric control or the methods of monitoring and metering instrument, applied to above-mentioned batch
Test the device of Electric control or monitoring and metering instrument, the method packet of the batch testing Electric control or monitoring and metering instrument
Include following steps:
Step 1: meters under test is placed in automatic positioning component, connected by automatic positioning component gland fastening whole
Guiding axis, which extends downwardly, while a test device opens the touch-switch of lower section;
Step 2: PC machine described in touch-switch control issues the selection for executing order and carrying out test function to CPU card
With execution;
It opens into feature card and outlet feature card Step 3: the CPU card successively controls respectively to 16n group instrument to be measured
Opening for table is tested into function and output function, while being controlled signal plug-in unit and being exported Current Voltage to tested measuring instrument;
Step 4: the test result of meters under test is transferred to PC machine by the serial port service device assembly, it will be each by PC machine
The all of instrument open into showing with outputing test result, while voltage, electric current, power factor characteristic being shown, and
Judge whether meters under test measurement error exceeds error criterion value according to input standard value, each meters under test is exported by PC machine
The judging result of various functions test.
The method of a kind of batch testing Electric control of the present invention or monitoring and metering instrument further comprises: the signal source hair
Raw device passes through to signal plug-in unit offer electric current 1-5A, voltage phase voltage 220V, the signal circuit of line voltage 380V, signal plug-in unit
The road 32n inserts relay, the output of the control road 16n electric current and the road 16n voltage output.
The method of a kind of batch testing Electric control of the present invention or monitoring and metering instrument further comprises: described to open into function
The road 16n 24V is provided inside plug-in unit and combines signal, using 16n+5 inserting relay, the road 80n is controlled and opens into signal testing, 16n+
16n relay for matching meters under test, open by 5 tunnels that other 5 relays correspond to meters under test in 5 control relays
Enter, any one control meters under test relay closure, corresponding to 5 tunnels open into 5 relays just open incoming interface with it
It contacts and tests.
The method of a kind of batch testing Electric control of the present invention or monitoring and metering instrument further comprises: the outlet function
The road 16n 5V is provided inside plug-in unit and combines signal, using 16n+2 inserting relay, controls 32n way outlet signal testing, 16n+2
For 16n relay for matching meters under test, other 2 relays correspond to tested measuring instrument in a control relay
2 way outlets, any one control the relay closure of tested measuring instrument, 2 relays corresponding to 2 way outlets just with
Its discharge coupling is contacted and is tested.
Beneficial effect
1. the present invention is by being tested correcting current, voltage calibration, the power factor calibration of measuring instrument to 16n group, opening
The integrated test for entering functional test, exporting functional test, is effectively reduced the mean test time of tested measuring instrument, mentions
High production efficiency, saves a large amount of labor costs;
2. the present invention by inserting relay can in the tested measuring instrument of 16n group any metrology instrument open into,
Outlet is tested, and can accurately be determined by each test result real-time display of each tested measuring instrument in PC machine
The place of position defect, improves the reliability of electric-power metering Meter Test, while improving subsequent overhaul efficiency;
3. the present invention, can be real by adjusting probe card by the way that adjustable probe card is arranged behind automatic positioning component
Now to the test of the electric-power metering instrument of different model, need to change not when avoiding the electric-power metering Meter Test to different model
With positioning component the shortcomings that, and be automatically positioned the back side probe card probe automatically retractable of component, probe is in tested metering
Instrument can be pushed out when being put into positioning component to be contacted with the subsequent signal wire of positioning component, avoids people during the test and strong
The possibility of electrical contact thoroughly guarantees the personal safety of tester, greatly improves testing efficiency and guarantees product quality, operation side
Just and high degree of automation, while cost is saved.
Detailed description of the invention
Fig. 1 is the system structure flow chart of the device of a kind of batch testing Electric control of the present invention or monitoring and metering instrument;
Fig. 2 is the method testing software flow pattern of a kind of batch testing Electric control of the present invention or monitoring and metering instrument;
Fig. 3 be the automatic positioning component of the device of a kind of batch testing Electric control of the present invention or monitoring and metering instrument just
Face structural schematic diagram;
Fig. 4 is the back of the automatic positioning component of the device of a kind of batch testing Electric control of the present invention or monitoring and metering instrument
Face structural schematic diagram;
Fig. 5 is the pressure of the automatic positioning component of the device of a kind of batch testing Electric control of the present invention or monitoring and metering instrument
Structural schematic diagram after covering;
Marked in the figure: 1, bottom plate, 2, localization tool, 3, gland, 4, avoid holes, 5, probe card, 6, meters under test, 7, vertical
Column, 8, intermediate plate, 9, support plate, 10, guiding axis, 11, spring, 12, touch-switch, 13, pillar, 14, clinching, 15, through-hole.
Specific embodiment
Shown in Fig. 1: the device of a kind of batch testing Electric control or monitoring and metering instrument, including PC machine, batch testing control
Device processed, signal source generator, automatic positioning component and serial port service device assembly, the batch testing controller include CPU card,
It opens into feature card, outlet feature card and semiotic function plug-in unit, the serial port service device assembly is equipped with n serial server,
The serial server has 16 road serial communication interfaces, and wherein n is positive integer, and the semiotic function plug-in unit is equipped with control 16n
The road 32n of the output of road electric current and the road 16n voltage output inserts relay;It is described open into feature card be provided with control the road 80n open
Enter 16n+5 inserting relay of signal;The 16n+2 that the outlet feature card is provided with control 32n way outlet signal is a to be inserted
Relay is filled, the CPU card uses the communication data for receiving upper computer software and issues exectorial STC monolithic after parsing
Machine, wherein communication interface is 232 interface of standard, and the PC machine is connect with the CPU card in batch testing controller by 232 communications
Mouthful be connected, CPU card in the batch testing controller respectively with open into feature card, outlet feature card, semiotic function
Plug-in unit is connected, opening into feature card, outlet feature card, signal function in the automatic positioning component and batch testing controller
Energy plug-in unit is respectively connected with, and the signal source generator is connected with semiotic function plug-in unit, and tested measuring instrument is placed on automatic fixed
In hyte part, it is measured instrument and is connected by 485 communication interfaces with serial port service device assembly, the serial port service device assembly and PC
Machine is connected.The measuring instrument quantity that the present invention tests simultaneously can do adjustment appropriate according to needs of production.
The PC machine is selected by test software and the matched product type of tested measuring instrument, voltage, current class,
Phase angle, no-load voltage ratio, the CPU card receive the order that PC machine is conveyed by 232 communication interfaces and control each feature card, and CPU is inserted
Part issues control signal, and semiotic function plug-in unit issues corresponding rated current, voltage after receiving control signal, opens and insert into function
Part receive control signal after by adjust 16n+5 inserting relay in match open into 5 relays, it is to be measured to 16n group
5 tunnels of any metrology instrument in instrument 6 are opened into testing one by one, other 16n relay for matching meters under test 6, open into
Feature card realizes that the test into signal is opened on the control road 80n by 16n+5 inserting relay, and outlet feature card receives control
2 relays for matching outlet after signal processed in 16n+2 inserting relay by adjusting, to appointing in 16n group meters under test 6
2 way outlets of one measuring instrument are tested one by one, other 16n relay passes through for matching meters under test 6, outlet feature card
16n+2 inserting relay realizes the test of control 32n way outlet signal.
Shown in Fig. 2: the test software flow chart of a kind of batch testing Electric control or the device of monitoring and metering instrument is opened
Test software starting test, system enter system initialization, and whether the parameter mainly initialized has 16 tunnel communication interfaces normal, control
Whether device communication processed is normal, and the entered function selecting unit if normal, function selection is selected according to the self-characteristic of meters under test 6
Corresponding function is selected, there is product type, current class, voltage class, phase angle, the functions such as no-load voltage ratio selection, after the completion of selection
Starting test, system enter test phase, and entire test phase is not necessarily to manual intervention, can be by test result reality in test process
When display in lists, after test system prompt test terminate.Entire test process is completed.
As shown in Fig. 3,4,5: the automatic positioning component of a kind of batch testing Electric control or the device of monitoring and metering instrument,
Including bottom plate 1, localization tool 2, gland 3, gland component and cover buckle component, is set on the bottom plate 1 there are two avoid holes 4, avoided
Hole 4 is rectangle for the installation of probe card 5, and probe card 5 is moved in avoid holes 4 and is in contact with the terminal after meters under test 6,
And the probe on probe card 5 is elastic probe, 1 four angles of the bottom plate are respectively provided with a through-hole 15;A left side up and down for localization tool 2
Right four sides pass through column 7 and bottom plate 1 is fixed, and localization tool 2 is in the top of two avoid holes 4;Gland component and cover buckle component
Respectively in the two sides of localization tool 2, gland component includes intermediate plate 8, support plate 9, guiding axis 10, and intermediate plate 8 and bottom plate 1 are solid
Fixed, intermediate plate 8 is " T " shape structure, and support plate 9 is connect with intermediate plate 8 by two guiding axis 10, and is cased with bullet on guiding axis 10
Spring 11, the lower end of guiding axis 10 are equipped with stopper, and the position that the lower end of right side guiding axis 10 corresponds to bottom plate 1 is equipped with touch-switch 12,
Gland 3 is hingedly arranged in support plate 9 by shaft, and spring 11 touches the pressure of right side guiding axis 10 under 3 closed state of gland
Touch-switch 12, circuit is closed automatically;Cover buckle component includes pillar 13 and the clinching 14 for compressing gland 3, pillar 13 with
Bottom plate 1 is fixed, and the top of pillar 13 is equipped with clinching 14.
The beneficial effects of the present invention are by correcting current to 16n group electric-power metering instrument, voltage calibration, power because
The integrated test into functional test, outlet functional test is opened in number calibration, is effectively reduced the average survey of tested measuring instrument
The time is tried, production efficiency is improved, saves a large amount of labor costs, to any metrology instrument in 16n group electric-power metering instrument
Open into, outlet tested, can be by each test result real-time display of each electric-power metering instrument in PC machine, Neng Goujing
The place for determining position defect, improves the reliability of electric-power metering Meter Test, while improving subsequent overhaul efficiency, can lead to
It crosses and adjustable probe card 5 is set behind automatic positioning component, it can be by adjusting the realization of probe card 5 to the electric power of different model
The test of measuring instrument needs to change lacking for different positioning components when avoiding the electric-power metering Meter Test to different model
Point, and it is automatically positioned the probe automatically retractable of the back side probe card 5 of component, probe is when meters under test 6 is put into positioning component
It can be pushed out and be contacted with the subsequent signal wire of positioning component, avoid the possibility that people contacts with forceful electric power during the test, thoroughly
The personal safety for guaranteeing tester greatly improves testing efficiency and guarantees product quality, easy to operate and high degree of automation,
Cost is saved simultaneously.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
It is right according to the technical essence of the invention for the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention
Any simple modification, equivalent change and modification made by above embodiments, all of which are still within the scope of the technical scheme of the invention.