CN106153408A - Oxygen purity on-line detecting system - Google Patents
Oxygen purity on-line detecting system Download PDFInfo
- Publication number
- CN106153408A CN106153408A CN201610762326.7A CN201610762326A CN106153408A CN 106153408 A CN106153408 A CN 106153408A CN 201610762326 A CN201610762326 A CN 201610762326A CN 106153408 A CN106153408 A CN 106153408A
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- vasculum
- storehouse
- oxygen purity
- detecting system
- valve
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
- G01N21/783—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour for analysing gases
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Examining Or Testing Airtightness (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
A kind of oxygen purity on-line detecting system includes that harvester, harvester connect with detector；Described harvester includes vasculum, sets expansion tube in vasculum, and expansion tube is connected with oxygen channel by the first electronic valve, connected with negative pressure pumping device by the second electronic valve, described vasculum is seal box, increases device and connects with in vasculum, and vasculum surface is provided with gas bleeder valve；Described detector includes distribution bin, distribution bin connects with negative pressure pumping device by controlling valve, distribution bin is provided with at least two distribution electronic valves, each described distribution electronic valve and a liquid detecting storehouse are connected by air inlet pipe, liquid detecting storehouse, image acquisition device are connected by image acquisition device with controller.It is an advantage of the current invention that and the most on-line automatic carry out oxygen purity detection, get rid of the interference to detection data of other condition.
Description
Technical field
The present invention relates to oxygen purity detection, in particular to a kind of oxygen purity on-line detecting system.
Background technology
In prior art, oxygen purity detection is typically all and is detected by sensing chamber, and concrete grammar is in oxygen system processed
System takes out portion gas entrance test chamber by conduit detect, then by testing crew record test data, its shortcoming
Being to need manually to operate, the result of detection is affected by other condition, detects the easy distortion of data.
Summary of the invention
It is an object of the invention to provide a kind of oxygen purity on-line detecting system, the most on-line automatic can carry out oxygen
Purity detecting, gets rid of the interference to detection data of other condition.
The present invention solves above-mentioned technical problem, be the technical scheme is that a kind of oxygen purity on-line detecting system
Including harvester, harvester connects with detector；
Described harvester includes vasculum, sets expansion tube in vasculum, and expansion tube is by the first electronic valve with oxygen channel even
Logical, connected with negative pressure pumping device by the second electronic valve, described vasculum is seal box, increases device and connects in vasculum
Logical, vasculum surface is provided with gas bleeder valve；
Described detector includes distribution bin, distribution bin by control valve connect with negative pressure pumping device, distribution bin be provided with to
Few two are distributed electronic valves, and each described distribution electronic valve and a liquid detecting storehouse are connected by air inlet pipe, and image is adopted
Storage alignment liquid detection storehouse, image acquisition device is connected with controller.
Further, system also includes air extractor, and air extractor connects with distribution bin.
Further, being provided with electronic pressure gauge in vasculum, electronic pressure gauge is connected with controller.
Further, liquid detecting storehouse is provided with in the rotating disk driven by driving means.
Preferably, described rotating disk periphery be respectively arranged one by first force (forcing) pump control clear water storehouse and one by
The survey inspection liquid filling storehouse that second force (forcing) pump controls.
Preferably, clear water Cang Chu is provided with first close to device, and described detection liquid filling Cang Chu is provided with second close to device；
Described first close to device, second connect with controller respectively close to device, controller respectively with timer, the first pressurization
Pump, the second force (forcing) pump, driving means connect.
It is an advantage of the invention that 1, realize automatic on-line detection；
2, production process prepared by oxygen is not affected；
3, same batch carries out two kinds of different inspections, improves the accuracy of inspection；
4, the volume of inspection is identical every time, reduces the interference to detection of the detecting system balance gas.
Accompanying drawing explanation
Fig. 1 is a kind of oxygen purity on-line detecting system structural representation.
Fig. 2 is liquid detecting storehouse preferred structure schematic diagram.
Fig. 3 is that the present invention controls schematic diagram.
Fig. 4 is that fluid present invention detection storehouse preferably controls schematic diagram.
As figure, harvester 1, detector 2, controller 3, air extractor 4, driving means 5, rotating disk the 6, first force (forcing) pump 7,
Clear water storehouse the 8, second force (forcing) pump 9, detection liquid filling storehouse 10, vasculum 11, expansion tube the 12, first electronic valve the 13, second electronics
Valve 14, negative pressure pumping device 15, increase device 16, gas bleeder valve 17 distribution bin 21, control valve 22, distribution electronic valve 23,
Liquid detecting storehouse 24, image acquisition device 25, first are close to device 31, second close to device 32, timer 33.
Detailed description of the invention
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1,3, a kind of oxygen purity on-line detecting system includes that harvester 1, harvester 1 connect with detector 2；
Harvester 1 includes vasculum 11, it is preferred that be provided with electronic pressure gauge 18, electronic pressure gauge 18 and control in vasculum 11
Device 3 connects, and sets expansion tube 12 in vasculum 11, and expansion tube 11 is connected with oxygen channel by the first electronic valve 13, by the
Two electronic valves 14 connect with negative pressure pumping device 15, and vasculum 11 is seal box, increase device 16 and connect in vasculum 11,
Vasculum 11 surface is provided with gas bleeder valve 17, first electronic valve the 13, second electronic valve 14, negative pressure pumping device 15, increase dress
Put 16, gas bleeder valve 17 is connected with controller 3；
Detector 2 includes distribution bin 21, it is preferred that air extractor 4 connects with distribution bin 21, and air extractor 4 is with controller 3 even
Connecing, distribution bin 21 connects with negative pressure pumping device 15 by controlling valve 22, and distribution bin 21 is provided with at least two distribution electronics
Valve 23, each described distribution electronic valve 23 is connected by air inlet pipe with a liquid detecting storehouse 24, and image acquisition device 25 is right
Quasi-liquid detecting storehouse 24, image acquisition device 25 is connected with controller 3.
Operation principle: controller 3 to gas bleeder valve the 17, first electronic valve 13 to go out instruction, the gas in vasculum 11 from
Discharging in gas bleeder valve 17, the purity oxygen in oxygen channel enters in expansion tube 11 by the first electronic valve 13, and expansion tube 11 is opened
Beginning to expand, its size expanded and the pressure correlation in vasculum 11, controller 3 is by controlling gas bleeder valve 17 and increasing device 16
Duty, can realize the control of gas pressure size in vasculum 11, thus realize control expansion tube 11 expander
Long-pending size controls, and after inspection oxygen to be measured in expansion tube 11 collects certain volume, the second electronic valve opened by controller 3
14, control valve 22 and start negative pressure pumping device by the gas suction distribution bin 21 in expansion tube 11, distribution bin 21 oxygen simultaneously
Drop of pressure, is evenly distributed in distribution bin 21, and controller 3 starts distribution electronic valve 23 by treating in distribution bin 21 afterwards
Oxygen determination gas introduces different liquid detecting storehouses 24, Concentration Testing liquid (the oxygen copper that in different liquid detecting storehouses 24, device is different
Detection liquid in ammonium salt solution detection method), after detection oxygen to be measured enters different liquid detecting storehouses 24, can make to exist according to its purity
Detection liquid presents different, and the image after the detection liquid change that image acquisition device 25 will gather flows to controller 3, controls
After device 3 receives image, carrying out color difference analysis, can complete detection, last controller 3 starts air extractor 4 by distribution bin 21
Gas is extracted out and is formed vacuum, prepares to detect next time.
Such as Fig. 2, in 4, liquid detecting storehouse 24 is provided with in the rotating disk 6 driven by driving means 5, at described rotating disk periphery
It is respectively arranged a clear water storehouse controlled by the first force (forcing) pump 78 and a detection liquid filling storehouse controlled by the second force (forcing) pump 9
10, clear water Cang8Chu are provided with first and are provided with second close to device 32 close to device 31, survey inspection liquid filling Cang10Chu；
First connects with controller 3 close to device 31, second respectively close to device 32, controller 3 respectively with timer 33, first
Force (forcing) pump the 7, second force (forcing) pump 8, driving means 5 connect.
After having detected, controller 3 starts driving means 5 makes rotating disk 6 rotate, and makes liquid detecting storehouse 24 revolve the most together
Turning, liquid detecting storehouse 24 makes used liquid be poured out after rotating, and then driving means 5 continues to make liquid detecting storehouse 24 revolve
Turning, when liquid detecting storehouse 24 is close to first close to device 31, first starts close to device 31 and to send signal to controller 3, control
Device 3 processed starts the first force (forcing) pump 7 and drives the clear water in clear water storehouse 8 to spray to liquid detecting storehouse 24, and controller 3 stops driving dress simultaneously
Putting 5 dishes 6 that stop the rotation to rotate, timer 33 starts timing, and timer 33 timing reaches the setting time, and controller 3 starts again
Starting driving means 5 makes rotating disk 6 rotate, and stops the work of the first force (forcing) pump 7 simultaneously；When liquid detecting storehouse 24 is close to second
During close to device 32, second starts close to device 32 and to send signal to controller 3, and controller 3 starts the second force (forcing) pump 9 and drives inspection
Surveying liquid filling storehouse 10 and fill new detection liquid to liquid detecting storehouse 24, controller 3 stops driving means 5 and stops the rotation dish 6 simultaneously
Rotating, timer 33 starts timing, and timer 33 timing reaches the setting time, and controller 3 starts to restart driving means 5 to be made
Rotating disk 6 rotates, and stops the work of the second force (forcing) pump 9 simultaneously, and controller 3 starts driving means 5 makes the liquid in rotating disk 6
Detection storehouse 24 is directed at air inlet pipe, and controller 3 stops driving means 5 and works.
Claims (6)
1. an oxygen purity on-line detecting system, is characterized in that: described system includes harvester, and harvester is with detector even
Logical；
Described harvester includes vasculum, sets expansion tube in vasculum, and expansion tube is by the first electronic valve with oxygen channel even
Logical, connected with negative pressure pumping device by the second electronic valve, described vasculum is seal box, increases device and connects in vasculum
Logical, vasculum surface is provided with gas bleeder valve；
Described detector includes distribution bin, distribution bin by control valve connect with negative pressure pumping device, distribution bin be provided with to
Few two are distributed electronic valves, and each described distribution electronic valve and a liquid detecting storehouse are connected by air inlet pipe, and image is adopted
Storage alignment liquid detection storehouse, image acquisition device is connected with controller.
A kind of oxygen purity on-line detecting system the most according to claim 1, it is characterised in that: described system also includes taking out
Device of air, air extractor connects with distribution bin.
A kind of oxygen purity on-line detecting system the most according to claim 1, it is characterised in that: it is provided with in described vasculum
Electronic pressure gauge, electronic pressure gauge is connected with controller.
A kind of oxygen purity on-line detecting system the most according to claim 1, it is characterised in that: described liquid detecting storehouse sets
Have in the rotating disk driven by driving means.
A kind of oxygen purity on-line detecting system the most according to claim 4, it is characterised in that: at described rotating disk periphery
It is respectively arranged a clear water storehouse controlled by the first force (forcing) pump and a survey inspection liquid filling storehouse controlled by the second force (forcing) pump.
A kind of oxygen purity on-line detecting system the most according to claim 5, it is characterised in that: described clear water Cang Chu is provided with
First close to device, and described detection liquid filling Cang Chu is provided with second close to device；
Described first close to device, second connect with controller respectively close to device, controller respectively with timer, the first pressurization
Pump, the second force (forcing) pump, driving means connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610762326.7A CN106153408B (en) | 2016-08-30 | 2016-08-30 | Oxygen purity on-line detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610762326.7A CN106153408B (en) | 2016-08-30 | 2016-08-30 | Oxygen purity on-line detecting system |
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| Publication Number | Publication Date |
|---|---|
| CN106153408A true CN106153408A (en) | 2016-11-23 |
| CN106153408B CN106153408B (en) | 2018-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610762326.7A Active CN106153408B (en) | 2016-08-30 | 2016-08-30 | Oxygen purity on-line detecting system |
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| CN (1) | CN106153408B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132220A (en) * | 2017-06-20 | 2017-09-05 | 大连大学 | A kind of portable oxygen content high speed detector |
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| JPS5270888A (en) * | 1975-12-10 | 1977-06-13 | Iijima Kazuo | Measuring apparatus for oxygen concentration |
| US5099679A (en) * | 1989-10-09 | 1992-03-31 | Nestec S.A. | Measurement of oxygen and residual pressure of a package |
| US5212993A (en) * | 1992-04-20 | 1993-05-25 | Modern Controls, Inc. | Gas sampling system and method |
| CN2416502Y (en) * | 2000-03-05 | 2001-01-24 | 李长玉 | High pressure gas sampling device |
| CN200986501Y (en) * | 2006-12-19 | 2007-12-05 | 夏自强 | Portable gas vacuum sampling instrument capable of switching flow direction |
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| CN102589934A (en) * | 2011-11-01 | 2012-07-18 | 江苏江山制药有限公司 | Oxygen concentration measurement sampling flow compensation device of air flow conveying system |
| CN103759986A (en) * | 2014-01-06 | 2014-04-30 | 青岛恒远科技发展有限公司 | Air bag sampler for vacuum box |
| CN204758354U (en) * | 2015-04-23 | 2015-11-11 | 北京精诚石开仪器有限公司 | Volatile organic compounds's sampling system in waste gas |
| CN205067266U (en) * | 2015-10-09 | 2016-03-02 | 甘肃省医疗器械检验检测所 | Portable detection device of oxygen concentration chemistry volumetric method |
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-
2016
- 2016-08-30 CN CN201610762326.7A patent/CN106153408B/en active Active
Patent Citations (11)
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| US5099679A (en) * | 1989-10-09 | 1992-03-31 | Nestec S.A. | Measurement of oxygen and residual pressure of a package |
| US5212993A (en) * | 1992-04-20 | 1993-05-25 | Modern Controls, Inc. | Gas sampling system and method |
| CN2416502Y (en) * | 2000-03-05 | 2001-01-24 | 李长玉 | High pressure gas sampling device |
| CN200986501Y (en) * | 2006-12-19 | 2007-12-05 | 夏自强 | Portable gas vacuum sampling instrument capable of switching flow direction |
| CN101629879A (en) * | 2009-06-30 | 2010-01-20 | 青岛崂山应用技术研究所 | Cabin type gas sampler |
| CN102589934A (en) * | 2011-11-01 | 2012-07-18 | 江苏江山制药有限公司 | Oxygen concentration measurement sampling flow compensation device of air flow conveying system |
| CN103759986A (en) * | 2014-01-06 | 2014-04-30 | 青岛恒远科技发展有限公司 | Air bag sampler for vacuum box |
| CN204758354U (en) * | 2015-04-23 | 2015-11-11 | 北京精诚石开仪器有限公司 | Volatile organic compounds's sampling system in waste gas |
| CN205067266U (en) * | 2015-10-09 | 2016-03-02 | 甘肃省医疗器械检验检测所 | Portable detection device of oxygen concentration chemistry volumetric method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132220A (en) * | 2017-06-20 | 2017-09-05 | 大连大学 | A kind of portable oxygen content high speed detector |
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| Publication number | Publication date |
|---|---|
| CN106153408B (en) | 2018-08-28 |
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