CN108872050A - A kind of integrated environment analog machine - Google Patents
A kind of integrated environment analog machine Download PDFInfo
- Publication number
- CN108872050A CN108872050A CN201810689851.XA CN201810689851A CN108872050A CN 108872050 A CN108872050 A CN 108872050A CN 201810689851 A CN201810689851 A CN 201810689851A CN 108872050 A CN108872050 A CN 108872050A
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- Prior art keywords
- control module
- analog machine
- humidity
- integrated environment
- test
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
Abstract
The present invention is for constructing required test environment, in particular to a kind of integrated environment analog machine.The equipment is mainly made of seven parts, is test chamber, humidity control module, temperature control modules, gas mixing, pressure control module, power-supply controller of electric, testboard respectively.Humidity control module and gas mixing are set on the outside of test chamber；Portion's setting temperature control modules and testboard in the cavity；Pressure control module is set on the outside of cavity.The equipment can realize the target of the complex environment reliability test of electronic material and device in a certain range by the regulation to electronic material and device application environment one-parameter condition or multi-parameter condition.In addition to this, the equipment is integrally small and exquisite practical, easy to operate, the true application environment of numerous electronic materials and device is simulated by parameter setting, to extend electric path by external connection, realizes the test and evaluation to electronic material under simulated conditions and device electric property.
Description
Technical field
The invention belongs to the testing equipment fields of electronic material and device especially to relate to for constructing required test environment
And a kind of integrated environment analog machine.
Background technique
Currently, environment locating for electronic device becomes increasingly complex, usually extreme temperature, extreme humidity, air pressure change and
There are working under the complex environment of mixed gas, these external factor can be had an impact the performance of electronic device.For this purpose, needing
The performance of electronic material or device is evaluated in various applications environment.Currently, the temperature of electronic device, wet
The tests such as degree, air pressure, mixed gas are all to separate progress, can not comprehensively consider influencing each other between each Testing factors and cooperate with
Effect, this is but also final test result may there are large errors between actual performance.
With advances in technology with the development of modern industrial or agricultural technology, the measurement of temperature and humidity and control are daily to the mankind
Life, industrial production, weather forecast, goods and materials storage etc. will all play increasingly important role.In traditional temperature and humidity measurement
In be respectively adopted temperature sensor and humidity sensor temperature collection and moisture signal, and by arranging a large amount of cable or wire
Carry out wire transmission.
Under normal conditions, the mixing of gas is to be relatively easy to, but in certain special occasions, the mixing of gas is but given
People bring difficulty, such as：It when molecular weight and mixing ratio differ greatly, is mixed with blending tank, volume is big, especially to molecule
The objective layering differed greatly is measured, is directly mixed with pipeline, the few Louis of combined amount occurs vapour lock and (causes to be not pressurized and not enter
System is gone, and pressurization can then destroy system pressure again).The above problem is more prominent in the case where tiny flow quantity.
In addition to this, according to the regulation of related Regulations, the development of integrated environment test is very important.Currently,
As disclosed in Chinese utility model patent CN205642440U and it is a kind of for environmental reliability test temperature and humidity simulation test
Equipment；A kind of SCM Based chamber humidity controller as disclosed in Chinese invention patent application CN104133405A；As in
A kind of electronic equipment integrated environment accelerated storage test device etc. disclosed in state application for a patent for invention CN103344862A.Above
Device all only only accounts for temperature, humidity, temperature-humidity.But there has been no a kind of humidity-temperature-barometric-mixed gas
Integrated environment analog machine.
In conclusion there are some drawbacks in terms of the test to electronic device at present：Wherein examined to various factors
Consider excessively single；In terms of warm and humid control, it is difficult to effectively accurately be regulated and controled；In terms of gas mixing, it is primarily present point
Son amount great disparity or the small immiscible problem of stream.
Summary of the invention
The object of the invention is based on both at home and abroad in the complex conditions such as electronic device temperature, humidity, complicated gaseous environment, tester
Device is expensive and function is unsatisfactory for the status of requirement of experiment, and humidity, the room temperature of 0~100%RH can be provided simultaneously by providing one kind
~200 DEG C of temperature, 10-4Pa~2.02 × 106Pa air pressure, mixed gas test environment integrated environment analog machine.
What the present apparatus was formed by：A kind of integrated environment analog machine, including test chamber, humidity control module, temperature
This seven parts of control module, gas mixer module, pressure control module, power-supply controller of electric, testboard.The test chamber point
For upper and lower (or inside and outside) part, humid control and test module and gas mixer module is arranged in top (or outside portion)；In chamber
External side and cavity bottom setting temperature control modules and testboard；In cavity lower part (or outside), pressure control module is set.
Wherein, the test chamber is divided into (inside and outside) two parts up and down, enters in upper top (or outside portion) setting humidity channel
Mouth and mixed gas entrance, and test chamber is passed through by Y-pipe, pumping outlet is set in lower part (or outside portion), in bottom
Heating plate is arranged in (or outside).
Wherein, the humidity control module includes humidity generator, humidity channel, hygrometer (sensor), controller.
1) technical grade humidity generator is used, excellent system accuracies realize reliable moisture probe calibration；
The quick moisture stable time, improve calibration efficiency；Support scene, the calibration of multiple spot moisture probe；It is compact-sized, again
It measures light, easy to carry；
2) steam that humidity generator generates enters test chamber by humidity channel, is evenly distributed in test chamber；
3) hygrometer is using technical grade mechanical indicating pointer hygrometer, and 1 grade of accuracy class, moisture measurement range 0~
100%RH；
4) humidity, which reaches, requires to be issued signal by controller, and control humidity generator stops generating steam.
Wherein, the temperature control modules include bottom hot plate and digital display temperature-control instrument.The temperature control instrument uses
Be program mode heating method, temperature test range is room temperature~200 DEG C, to achieve the purpose that accurate temperature controlling.
Wherein, the gas mixer module, is made of flowmeter, air inlet, mixing chamber, gas outlet.
The mixing chamber.It is characterized in that, entire mixing chamber plays the role of mixed uniformly, obtaining stable has one
The mixed gas of certainty ratio.
Wherein, the pressure control module, including pressurization, dropping equipment and pressure testing device.The dropping equipment,
It is characterized in that, by the pumping outlet connection vacuum pump or booster pump of test chamber lower layer, to reach the mesh of pressurization decompression
's.
The pressure testing device, which is characterized in that by the barometric baroceptor of pointer-type or air pressure sensing
Device is placed in the inside of test chamber, then gauge outfit is placed in the outside of test chamber, plays the role of measuring air pressure.
The pressurization, dropping equipment, which is characterized in that it is 10-4Pa~2.02 × 106Pa that it, which is pressurized decompression range,.
Wherein, the power-supply controller of electric, by humid control and test module, temperature control modules, gas mixer module,
The power supply of pressure control module is integrated, and is uniformly operated, and achievees the purpose that the system integration.
Wherein, the testboard, X-Y mobile foundation use coaxial adjustment structure, can fast accurate ground assignment test sample.
Mountable 4 fine-tuning feeler arms, it is mobile and be accurately positioned that the probe on each feeler arm can be carried out 3 dimension directions.Except this
Except, testboard fixed sample by the way of vacuum suction.
The vacuum suction mode, which is characterized in that drill out an aperture in testboard center, connection is external small-sized
Vacuum pump forms sample upper and lower surface pressure difference when vacuum pump work and reaches absorption fixed effect.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Compared with prior art, the present invention has following usefulness：
Temperature-humidity-air pressure of the invention-mixed gas integrated environment analog machine, this equipment are comprehensive by various factors
It is combined, is tested in test chamber.Test chamber is used to adjust therein space temperature, humidity, air pressure, mixed gas,
And pass through the effect of other modules, and the variation of relevant temperature, humidity, air pressure, mixed gas is also passed in test chamber, it can
With quick and uniformly adjust various change.The test being close with actual harsh environments is provided for electronic device
Environment, simulation effect is true, improves the accuracy of test result.In addition to this, it can carry out simultaneously on the same device
The testing time is shortened in multinomial test, reduces drain on manpower and material resources.
Detailed description of the invention
Fig. 1 is equipment schematic diagram：
Fig. 2 is cavity schematic diagram：
In figure, 1- power-supply controller of electric, 2- flowmeter, 3- air inlet, 4- mixing chamber, 5- test chamber, 6- heating plate, 7- switching
Mouthful, 8- testboard, the gas outlet 9- (bleeding point), 10- air valve, 11- probe, 12- vacuum pump (booster pump), 13- air gauge, 14-
Baroceptor, 15- humidity sensor, 16- thermocouple temperature sensor, 17- humidity channel, 18- humidity generator, 19- control
Device, 20- temperature control instrument, 21- secure component, 22- handle.
Specific embodiment
Purposes, technical schemes and advantages in order to better illustrate the present invention, below in conjunction with specific embodiments and the drawings pair
The present invention is described further.
Specific embodiment 1
1. the preparation stage
With washes of absolute alcohol testboard and probe is wiped before test, checks whether outside line is good.
2. being switched on
Then booting preheating, and testboard is fixed, probe is regulated, measurement circuit is connected.
3. placing sample
Sample is placed on testboard, and rotates up and down adjustment knob, probe tip is adjusted and is pressing against sample surfaces
Electrode shuts sealing cover.
4. condition is arranged
After shutting sealing cover, present apparatus power supply is opened, opens air inlet valve, closes gas outlet (bleeding point) valve.
40 DEG C of temperature (setting 40 DEG C of heating temperature → setting soaking time → operation) is set, and setting humidity 80%RH (opens humidity hair
Raw device, which starts to generate steam → reach requirement of experiment → controller and issues signal → humidity generator stops working →, closes air inlet
Mouth valve), air pressure standard atmospheric pressure.To all setup parameters stabilizations and then carry out in next step.
5. test and data processing
By the external ferroelectricity analyzer (RT6000S) of the converting interface of device, later according to the working specification of ferroelectricity analyzer
It is operated.After the completion of test, terminating when test result occurs in program interface.
6. shutting down
After the completion of last entire test process, device is closed, temperature opens sealing cover after dropping to room temperature, moves up spy
Needle takes out sample.Software is closed, shuts down computer, cuts off the power, tidy up laboratory clean it up.
Specific embodiment 2
1. the preparation stage
With washes of absolute alcohol testboard and probe is wiped before test, checks whether outside line is good.
2. being switched on
Then booting preheating, and testboard is fixed, probe is regulated, measurement circuit is connected.
3. placing sample
Sample is placed on testboard, and rotates up and down adjustment knob, probe tip is adjusted and is pressing against sample surfaces
Electrode shuts sealing cover.
4. condition is arranged
After shutting sealing cover, present apparatus power supply is opened, opens air inlet valve, closes gas outlet (bleeding point) valve.
80 DEG C of temperature (setting 80 DEG C of heating temperature → setting soaking time → operation) is set, and setting humidity 40%RH (opens humidity hair
Raw device, which starts to generate steam → reach requirement of experiment → controller and issues signal → humidity generator stops working →, closes air inlet
Mouth valve).Air pressure standard atmospheric pressure.To all setup parameters stabilizations and then carry out in next step.
5. test and data processing
By the external semiconductor analysis instrument (B1500A+EB8) of the converting interface of device, later according to the behaviour of semiconductor analysis instrument
Make specification to be operated.After the completion of test, terminating when test result occurs in program interface.
6. shutting down
After the completion of last entire test process, device is closed, temperature opens sealing cover after dropping to room temperature, moves up spy
Needle takes out sample.Software is closed, shuts down computer, cuts off the power, tidy up laboratory clean it up.
Claims (10)
1. a kind of integrated environment analog machine, including test chamber, humidity control module, temperature control modules, gas mixing,
Pressure control module, power-supply controller of electric and testboard, which is characterized in that humidity control module and gas are set on the outside of test chamber
Mixing module, portion's setting temperature control modules and testboard, are arranged pressure control module on the outside of cavity in the cavity.
2. integrated environment analog machine according to claim 1, which is characterized in that humidity control module includes that humidity passes
Sensor, humidity channel, humidity generator and controller；Temperature control modules include heating plate, thermocouple temperature sensor and digital display
Temperature control instrument；Gas mixing includes flowmeter, air inlet, mixing chamber and gas outlet；Pressure control module includes, including
Supercharging device, dropping equipment and pressure testing device.
3. integrated environment analog machine according to claim 1, which is characterized in that the test chamber is divided into up and down or inside and outside
Two parts are exported in top or outside setting humidity feeder connection and mixed gas entrance in lower part or outside setting pumping,
Heating plate is arranged in bottom.
4. integrated environment analog machine according to claim 1, which is characterized in that the entire cavity external form of test chamber is in cylinder
Shape is rectangular, but be not limited to include other shapes design structure.
5. integrated environment analog machine according to claim 1, which is characterized in that the cavity of the test chamber closes mode
It is closed using open-close type mechanical vacuum, but is not limited to include other vacuum sealing forms.
6. integrated environment analog machine according to claim 2, which is characterized in that the pressure control module passes through
Chamber pumping outlet connection vacuum pump or booster pump are tested, up to the purpose of pressurization, decompression.
7. integrated environment analog machine according to claim 6, which is characterized in that the pressure control module increases
It is 10 that range is pressed in pressure drop-4Pa~2.02 × 106Pa。
8. integrated environment analog machine according to claim 2, which is characterized in that the pressure test device will refer to
The barometric baroceptor of pin type or baroceptor are placed in the inside of test chamber, then gauge outfit is placed in the outer of test chamber
Measuring air pressure is played the role of in portion.
9. integrated environment analog machine according to claim 1, which is characterized in that the testboard, X-Y mobile foundation
Using coaxial adjustment structure, mountable 4 fine-tuning feeler arms, the probe on each feeler arm be can be carried out on 3 dimension directions
Positioning, testboard fixed sample by the way of vacuum suction.
10. integrated environment analog machine according to claim 9, which is characterized in that drilled out in testboard center
One aperture connects external minipump, extracts certain air and changes air pressure, to have the function that absorption.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810689851.XA CN108872050A (en) | 2018-06-28 | 2018-06-28 | A kind of integrated environment analog machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810689851.XA CN108872050A (en) | 2018-06-28 | 2018-06-28 | A kind of integrated environment analog machine |
Publications (1)
| Publication Number | Publication Date |
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| CN108872050A true CN108872050A (en) | 2018-11-23 |
Family
ID=64296421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810689851.XA Pending CN108872050A (en) | 2018-06-28 | 2018-06-28 | A kind of integrated environment analog machine |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935147A (en) * | 2019-03-26 | 2019-06-25 | 长春大学 | A kind of bladder environment simulator |
| CN110118909A (en) * | 2019-06-11 | 2019-08-13 | 北京清大天达光电科技股份有限公司 | A kind of test device being switched fast temperature and pressure |
| TWI690702B (en) * | 2019-04-11 | 2020-04-11 | 京元電子股份有限公司 | Hygrometer test module and test system thereof |
| CN111504671A (en) * | 2019-01-30 | 2020-08-07 | 株洲中车时代电气股份有限公司 | Temperature and air pressure composite environment test device and method for converter water cooling system |
| CN112816397A (en) * | 2020-12-30 | 2021-05-18 | 浙江禾欣新材料有限公司 | PU leather vulcanization test equipment |
| CN114002136A (en) * | 2021-11-02 | 2022-02-01 | 中国人民解放军61846部队 | Comprehensive complex environment integrated simulation equipment for environmental reliability test |
| CN114153255A (en) * | 2021-12-07 | 2022-03-08 | 南京理工大学 | Temperature and humidity pressure test box control method and system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504671A (en) * | 2019-01-30 | 2020-08-07 | 株洲中车时代电气股份有限公司 | Temperature and air pressure composite environment test device and method for converter water cooling system |
| CN111504671B (en) * | 2019-01-30 | 2023-01-20 | 株洲中车时代电气股份有限公司 | Temperature and air pressure composite environment test device and method for converter water cooling system |
| CN109935147A (en) * | 2019-03-26 | 2019-06-25 | 长春大学 | A kind of bladder environment simulator |
| TWI690702B (en) * | 2019-04-11 | 2020-04-11 | 京元電子股份有限公司 | Hygrometer test module and test system thereof |
| CN110118909A (en) * | 2019-06-11 | 2019-08-13 | 北京清大天达光电科技股份有限公司 | A kind of test device being switched fast temperature and pressure |
| CN112816397A (en) * | 2020-12-30 | 2021-05-18 | 浙江禾欣新材料有限公司 | PU leather vulcanization test equipment |
| CN114002136A (en) * | 2021-11-02 | 2022-02-01 | 中国人民解放军61846部队 | Comprehensive complex environment integrated simulation equipment for environmental reliability test |
| CN114002136B (en) * | 2021-11-02 | 2024-03-08 | 中国人民解放军61846部队 | Integrated simulation equipment for comprehensive complex environment for environment reliability test |
| CN114153255A (en) * | 2021-12-07 | 2022-03-08 | 南京理工大学 | Temperature and humidity pressure test box control method and system |
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