CN208621718U - A kind of multi-functional automatic checkout system for insulating materials voltage-withstand test - Google Patents
A kind of multi-functional automatic checkout system for insulating materials voltage-withstand test Download PDFInfo
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- CN208621718U CN208621718U CN201820985963.5U CN201820985963U CN208621718U CN 208621718 U CN208621718 U CN 208621718U CN 201820985963 U CN201820985963 U CN 201820985963U CN 208621718 U CN208621718 U CN 208621718U
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Abstract
The utility model relates to a kind of multi-functional automatic checkout systems for insulating materials voltage-withstand test, and module, power amplifier module, boost module, test macro and sampling module occurs by industrial computer system, micro-control unit, programmable sine wave and constitutes.After detection parameters are set in industrial computer system and start detection, micro-control unit occurs module to programmable sine wave and sends control level, the sinusoidal voltage of generation reaches default amplitude and frequency after power amplification and boosting and is applied on tested insulating materials test product, and to test product voltage and current signal real-time detection and data are sent into industrial computer system by sampling module.Current sensor and controlled switch in test macro are responsible for the disconnecting circuit when test product punctures and notify industrial personal computer and micro-control unit measure to terminate.This system detection electric voltage frequency, amplitude, rate of pressure rise etc. can be adjusted arbitrarily in a big way；Waveform distortion factor is low, and detection accuracy is high；Automatically it can detect and record as a result, improving detection efficiency.
Description
Technical field
The utility model relates to a kind of automatic checkout systems, and in particular to a kind of more function for insulating materials voltage-withstand test
It can automatic checkout system.
Background technique
A large amount of insulating materials are applied in electric field, there are some special insulating materials not only to bear in application
AC or DC high pressure, it is also necessary to which bearing intermediate frequency or high frequency voltage, (the pressure-resistant performance difference of insulating materials is very under different frequency
Greatly), in the past when carrying out similar test, using conventional method, test device is only capable of exporting the height of one or several different frequencies
Pressure, and difficulty is adjusted, irregularity of wave form is big, and harmonic component is more, simultaneously because lacking automatic controls, introduces a large amount of people
Member's measurement error.For these problems, using new mentality of designing, the method combined by electronic circuit with high-tension circuit,
Devise digitized full-automatic adjustable frequency pressure-resistant test system.
Detection device of the existing Chinese patent document CN201721286376.9 for insulating materials parameter discloses one kind
For the detection device of insulating materials parameter, main technical schemes are as follows: for the detection device of insulating materials parameter, including it is defeated
Band, specimen holder and casing are sent, the conveyer belt can be by conveyer belt transmission and in casing through the bottom of casing, the specimen holder
Inside is mobile, and the conveyer belt keeps horizontal, and the both ends of the casing are set to inlet and outlet, if the import is designated as
The left side of casing, described to export the right side for being designated as casing, then the conveying direction of the transport platform is from left to right, in the casing
It is divided into five functional areas, the functional areas are divided into resistance test area, dielectric constant test section, resistance to electric arc test section, breakdown
Voltage tester area and resistance to combustion zone, the two neighboring function section are equipped with partition door, and the resistance test area is equipped with resistance measurement
Head, the dielectric constant test section are equipped with dual-port TTF transmission test facility, and the resistance to electric arc test section is surveyed equipped with stainless steel electrode
Head is tried, the breakdown voltage test section is equipped with breakdown voltage tester, and the resistance to combustion zone is equipped with igniter head and time set, institute
It states five functional areas to be powered by the motor outside casing, and test result is transmitted to by data analyzer by data line,
It is equipped with earth leakage protective device at the motor, is additionally provided with controller on the casing, the controller can control five function
The running parameter of equipment in energy area and start and stop.It is different from the utility model.
Utility model content
The purpose of this utility model is to solve the above problems, provide it is a kind of for insulating materials voltage-withstand test it is multi-functional from
Dynamic detection system can apply the parameters such as alive amplitude, frequency, rate of pressure rise with higher precision, convenient and fast setting, and
Detection efficiency is high.
To achieve the above object, the utility model provides the following technical solutions:
A kind of multi-functional automatic checkout system for insulating materials voltage-withstand test, including sequentially connected industrial personal computer system
Module, power amplifier module, boost module, test macro and sampling module occur for system, micro-control unit, programmable sine wave,
The test macro includes protective resistance, product to be tested, over-current sensor and controlled switch；
The industrial computer system is bi-directionally connected with micro-control unit, and the micro-control unit connects boost module, described to adopt
Egf block is separately connected micro-control module and industrial computer system；The industrial computer system is tied for the parameter setting of test, test
Fruit shows and data storage；The micro-control unit is used to receive the parameter setting information and converting analogue of industrial computer system transmission
Signal；The signal that module is used to receive micro-control unit transmission occurs for the programmable sine wave, generates sinusoidal voltage waveform.
Further, the power amplifier module, which is used to handle and amplify prime, may be programmed sine wave generation module output
Sine voltage signal, and generate the boost module that enough output powers are pushed to rear class；The test macro is used for prime
The high pressure sinusoidal signal for generating default amplitude is applied on product to be tested；The sampling module is used to monitor the reality on product to be tested
When voltage, current waveform and over-current sensor output signal waveform, and by above- mentioned information be uploaded to industrial computer system carry out
Storage, while the signal waveform that over-current sensor exports is sent to micro-control unit.
Preferably, the product to be tested is Kapton.
Preferably, the Kapton with a thickness of 0.1mm.
The utility model has the beneficial effects that:
Tthe utility model system detection electric voltage frequency, amplitude, rate of pressure rise etc. can be adjusted arbitrarily in a big way, be examined
It is high to survey parameter setting freedom degree；The voltage wave shape distortion rate being applied on product to be tested is low, and detection accuracy is high；It only needs to preset inspection
It surveys parameter and is not necessarily to manual intervention, all testing result automatic input industrial computer system numbers during stopping after detection starting to detection
According to library, it is not necessarily to manual record, and convenient for checking and backing up, greatly improves detection efficiency, reduces the workload of detection.
Detailed description of the invention
In order to illustrate more clearly of the utility model embodiment technical solution, will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model in order to more clearly
Illustrate the utility model embodiment or technical solution in the prior art, for those of ordinary skill in the art, is not paying
Out under the premise of creative work, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the system structure connection schematic diagram of the utility model.
Specific embodiment
A kind of multi-functional automatic checkout system for insulating materials voltage-withstand test as shown in Figure 1, including be sequentially connected
Industrial computer system, micro-control unit, programmable sine wave occur module, power amplifier module, boost module, test macro and
Sampling module, the test macro include protective resistance, product to be tested, over-current sensor and controlled switch；Industrial computer system
By communication interface bi-directional data between micro-control unit, to programmable sine module and boosting occur for micro-control unit
Module output level controls signal, and sampling module sends out collected test product voltage, electric current and controlled switch status information in real time
It send to industrial computer system and stores, while controlled switch status information is sent to micro-control unit.
The industrial computer system, is used for: test parameter setting, including be applied on product to be tested voltage magnitude, frequency,
The detection parameters such as rate of pressure rise and voltage application time；Test result shows, including the conclusion whether product to be tested punctures,
If breakdown is applied to instantaneous voltage, current waveform on product to be tested when occurring, breakdown is alive away from starting to apply when occurring
Apply the virtual value of voltage waveform when time and breakdown occur on product to be tested；Data storage, setting when including testing every time
Parameter and experimental result data.
The micro-control unit, is used for: receive industrial personal computer send parameter setting information, be converted into analog level signal and
Clock signal is sent to programmable sine wave and module occurs, generates the voltage waveform for meeting setting parameter request.
Module occurs for the programmable sine wave, is used for: level signal and clock signal that micro-control unit is sent are received,
Generate the sinusoidal voltage waveform of respective magnitudes and frequency.
The power amplifier module, is used for: processing and amplification prime may be programmed the sine electricity that module output occurs for sine wave
Signal is pressed, the boost module that enough output powers are pushed to rear class is generated.
The boost module: it is used for: the low pressure sinusoidal signal liter of prime is become to the high pressure sinusoidal signal of default amplitude.
The test macro: include protective resistance, product to be tested, over-current sensor and controlled switch, be used for prime
The high pressure sinusoidal signal for generating default amplitude is applied on product to be tested；When product to be tested punctures, over-current sensor
Detect that loop current increased dramatically, controlled switch disconnects rapidly measurement circuit；Protective resistance is for limiting product to be tested
Loop current when breakdown.
The sampling module: for monitoring the real-time voltage on product to be tested, current waveform and over-current sensor output
Signal waveform, the letter for and above- mentioned information being uploaded to industrial computer system and are stored, while also exporting over-current sensor
Number waveform is sent to microcontroller；When puncturing, stop this test.
The working principle of the utility model is:
The voltage magnitude being applied on product to be tested, frequency, rate of pressure rise and voltage are arranged in industrial computer system to apply
Detection parameters such as time and after starting detection, industrial computer system sends parameter setting information, micro-control unit to micro-control unit
Module occurs to programmable sine wave and sends control level signal, may be programmed sine wave module occurs and generate assigned frequency and specific
The sinusoidal voltage waveform of amplitude, the voltage wave signal is after power amplifier module carries out power amplification and the boosting of boosted module
Reach default amplitude, applies on tested insulating materials test product in a test system.When product to be tested punctures, overcurrent
Sensor detects that the electric current for flowing through product to be tested increased dramatically, and detection signal acts controlled switch.Sampling module is to quilt
Test article voltage, current signal and over-current sensor detection signal are measured in real time, and total data information is sent into work
Control machine system is stored, at the same by over-current sensor sample information be sent into a manner of level signal micro-control unit as
The signal that this detection stops, by micro-control unit by system reset.If product to be tested is not in predeterminated voltage application time
Puncture, then after reaching predeterminated voltage application time, by microcontroller by system reset, and will test Stop message hair
It send to industrial computer system.
The mode of operation of the utility model is:
Firstly, being arranged in industrial computer system and being applied on product to be tested after placing product to be tested in a test system
The parameters such as voltage magnitude, frequency, rate of pressure rise, voltage application time；Then starting detection, if when defined voltage applies
Between after, product to be tested does not puncture, then test macro will apply voltage amplitude zero setting, this test can be checked in industrial computer system
The test result that middle test product does not puncture；If in the detection process, product to be tested punctures, then system will apply voltage amplitude immediately and set
Zero, instantaneous voltage, the current waveform being applied on product to be tested when breakdown occurs can be checked in industrial computer system, breakdown occurs
When away from starting to apply the alive time and apply the virtual value of voltage waveform when breakdown occurs on product to be tested.Detection terminates every time
Afterwards, in the database that this test result data is included in industrial computer system together with parameter preset data, in case checking at any time.
Preferably, the product to be tested is Kapton, but to be not limited to polyimides thin for the utility model
The specific value parameter of film and act set forth below.
Firstly, selection is placed in test macro with a thickness of the Kapton of 0.1mm specification, set in industrial computer system
The voltage magnitude for setting product to be tested is 10kV, frequency 50Hz, rate of pressure rise 1kV/s, and voltage application time is 30s, and parameter is set
After the completion of setting, starting detection.Industrial computer system will test parameter and be sent to micro-control unit, and micro-control unit is to programmable sine
Wave occurs module and sends the clock signal that frequency is 50Hz and the analog level that initial magnitude is zero, climbing speed is 0.1V/s letter
Number, the programmable sine-wave generator generation frequency of control is 50Hz, initial virtual value is zero, virtual value climbing speed is 0.1V/s
Sinusoidal voltage waveform；After power amplifier module and boost module, form that frequency is 50Hz, initial virtual value is zero, is risen
Pressing rate is the high pressure sinusoidal voltage waveform of 1kV/s.If product to be tested punctures between voltage rising period, micro-control unit
By the over-current sensor sample information for receiving sampling module transmission, judge breakdown, and the analog level of output is believed
Number zero setting, the voltage zero applied on product to be tested；If product to be tested does not puncture between voltage rising period, microcontroller list
The analog level signal that member issues maintains 1V amplitude 30s, i.e., the voltage effective value applied on product to be tested is 10kV, and is continued
30s.If applying voltage in 10kV continues period, product to be tested punctures, then micro-control unit will receive sampling module hair
The over-current sensor sample information sent judges breakdown, and by the analog level signal zero setting of output；If product to be tested exists
10kV, which applies during voltage continues, not to be punctured, then after the 30s duration, micro-control unit is by the analog level of output
Signal zero setting, test terminate.
During the whole test, over-current sensor continues to monitor test macro loop current situation of change, once it is tested
Test product punctures, and over-current sensor controls controlled switch and disconnects test loop.
During the whole test, the voltage on sampling module real-time detection product to be tested, current waveform and overcurrent sensing
The signal waveform of device output, and above- mentioned information are uploaded to industrial computer system and are stored, while is also that over-current sensor is defeated
Signal waveform out is sent to microcontroller.
After entire test, analysis is received data by industrial computer system, if by product to be tested whether occur breakdown,
Away from starting to apply the alive time when instantaneous voltage that is applied on product to be tested when puncturing, current waveform, breakdown occur
Apply the data such as the virtual value of voltage waveform when occurring with breakdown on product to be tested and this detection parameters tested when starting is set
It sets and is simultaneously displayed on industrial personal computer interface, and input database stores.
Tthe utility model system detection electric voltage frequency, amplitude, rate of pressure rise etc. can be adjusted arbitrarily in a big way, be examined
It is high to survey parameter setting freedom degree；The voltage wave shape distortion rate being applied on product to be tested is low, and detection accuracy is high；It only needs to preset inspection
It surveys parameter and is not necessarily to manual intervention, all testing result automatic input industrial computer system numbers during stopping after detection starting to detection
According to library, it is not necessarily to manual record, and convenient for checking and backing up, greatly improves detection efficiency, reduces the workload of detection.
The content not being described in detail in the utility model is the prior art.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (4)
1. a kind of multi-functional automatic checkout system for insulating materials voltage-withstand test, which is characterized in that including sequentially connected
Industrial computer system, micro-control unit, programmable sine wave occur module, power amplifier module, boost module, test macro and adopt
Egf block, the test macro include protective resistance, product to be tested, over-current sensor and controlled switch；
The industrial computer system is bi-directionally connected with micro-control unit, and the micro-control unit connects boost module, the sampling mould
Block is separately connected micro-control module and industrial computer system；
Parameter setting, test result of the industrial computer system for test are shown and data storage；
The micro-control unit is used to receive the parameter setting information and converting analogue signals of industrial computer system transmission；
The signal that module is used to receive micro-control unit transmission occurs for the programmable sine wave, and generates sinusoidal voltage waveform.
2. a kind of multi-functional automatic checkout system for insulating materials voltage-withstand test according to claim 1, feature
It is, the power amplifier module, which is used to handle and amplify prime, may be programmed the sinusoidal voltage letter that module output occurs for sine wave
Number, and generate the boost module that enough output powers are pushed to rear class；
The high pressure sinusoidal signal that the test macro is used to generate prime default amplitude is applied to product to be tested；The sampling
Module is used to monitor the signal waveform that real-time voltage, current waveform and over-current sensor on product to be tested export, and will be upper
It states information and is uploaded to industrial computer system and stored, while the signal waveform that over-current sensor exports is sent to microcontroller list
Member.
3. a kind of multi-functional automatic checkout system for insulating materials voltage-withstand test according to claim 1 or 2, special
Sign is that the product to be tested is Kapton.
4. a kind of multi-functional automatic checkout system for insulating materials voltage-withstand test according to claim 3, feature
Be, the Kapton with a thickness of 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820985963.5U CN208621718U (en) | 2018-06-26 | 2018-06-26 | A kind of multi-functional automatic checkout system for insulating materials voltage-withstand test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820985963.5U CN208621718U (en) | 2018-06-26 | 2018-06-26 | A kind of multi-functional automatic checkout system for insulating materials voltage-withstand test |
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| CN208621718U true CN208621718U (en) | 2019-03-19 |
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| CN201820985963.5U Active CN208621718U (en) | 2018-06-26 | 2018-06-26 | A kind of multi-functional automatic checkout system for insulating materials voltage-withstand test |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259649A (en) * | 2019-07-31 | 2019-09-20 | 上海电气风电集团有限公司 | A kind of high-frequency impulse insulation performance testing device and its test method |
| CN116609578A (en) * | 2023-07-06 | 2023-08-18 | 深圳柯力三电科技有限公司 | High-precision digital current sensor and testing method thereof |
-
2018
- 2018-06-26 CN CN201820985963.5U patent/CN208621718U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259649A (en) * | 2019-07-31 | 2019-09-20 | 上海电气风电集团有限公司 | A kind of high-frequency impulse insulation performance testing device and its test method |
| CN116609578A (en) * | 2023-07-06 | 2023-08-18 | 深圳柯力三电科技有限公司 | High-precision digital current sensor and testing method thereof |
| CN116609578B (en) * | 2023-07-06 | 2024-04-16 | 深圳柯力三电科技有限公司 | High-precision digital current sensor and testing method thereof |
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