CN106153408B - Oxygen purity on-line detecting system - Google Patents
Oxygen purity on-line detecting system Download PDFInfo
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- CN106153408B CN106153408B CN201610762326.7A CN201610762326A CN106153408B CN 106153408 B CN106153408 B CN 106153408B CN 201610762326 A CN201610762326 A CN 201610762326A CN 106153408 B CN106153408 B CN 106153408B
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- vasculum
- storehouse
- controller
- oxygen purity
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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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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
A kind of oxygen purity on-line detecting system includes collector, detector, and collector is connected to detector；The collector includes vasculum, and expansion tube is set in vasculum, and expansion tube is connected to by the first electronic valve with oxygen channel, it is connected to negative pressure pumping device by the second electronic valve, the vasculum is seal box, is connected in supercharging device and vasculum, vasculum surface is equipped with gas bleeder valve；The detector includes distribution bin, distribution bin is connected to by control valve with negative pressure pumping device, distribution bin is equipped at least two distribution electronic valves, each distribution electronic valve is connected to a liquid detecting storehouse by air inlet pipe, image acquisition device connect liquid detecting storehouse, image acquisition device with controller.It is an advantage of the current invention that quantitative on-line automatic progress oxygen purity detection, excludes interference of other conditions to detection data.
Description
Technical field
The present invention relates to oxygen purity detections, in particular to a kind of oxygen purity on-line detecting system.
Background technology
In the prior art, oxygen purity detection is typically all to be detected by sensing chamber, and specific method is in oxygen system processed
Enter laboratory by conduit taking-up portion gas in system to be detected, test data, disadvantage are then recorded by testing crew
It is to need manually to be operated, the result of detection is influenced by other conditions, and detection data is easily distorted.
Invention content
The purpose of the present invention is to provide a kind of oxygen purity on-line detecting systems, can quantify on-line automatic carry out oxygen
Purity detecting excludes interference of other conditions to detection data.
The present invention is in order to solve the above technical problems, used technical solution is：A kind of oxygen purity on-line detecting system
Including collector, detector, collector is connected to detector；
The collector includes vasculum, and expansion tube is set in vasculum, and expansion tube passes through the first electronic valve and oxygen hose
Road is connected to, and is connected to negative pressure pumping device by the second electronic valve, and the vasculum is seal box, supercharging device and vasculum
Interior connection, vasculum surface are equipped with gas bleeder valve；
The detector includes distribution bin, and distribution bin is connected to negative pressure pumping device by control valve, is set in distribution bin
There are at least two distribution electronic valves, each distribution electronic valve to be connected to, scheme by air inlet pipe with a liquid detecting storehouse
As collector alignment liquid detection storehouse, image acquisition device is connect with controller.
Further, system further includes air extractor, and air extractor is connected to distribution bin.
Further, electronic pressure gauge is equipped in vasculum, electronic pressure gauge is connect with controller.
Further, liquid detecting storehouse is located in the rotating disk driven by driving device.
Preferably, the rotating disk periphery be respectively arranged the clear water storehouse that one is controlled by the first force (forcing) pump and one by
The survey inspection liquid of second force (forcing) pump control fills storehouse.
Preferably, clear water Cang Chu is equipped with first close to device, and the detection liquid filling Cang Chu is equipped with second close to device；
Described first is connected to controller close to device, second close to device respectively, controller respectively with timer, first
Force (forcing) pump, the second force (forcing) pump, driving device connection.
It is an advantage of the invention that 1, realization automatic on-line detection；
2, the production process of oxygen preparation is not influenced；
3, same batch carries out two kinds of different inspections, improves the accuracy of inspection；
4, the volume examined every time is identical, reduces interference of the detecting system balance gas to detection.
Description of the drawings
Fig. 1 is a kind of oxygen purity on-line detecting system structural schematic diagram.
Fig. 2 is liquid detecting storehouse preferred structure schematic diagram.
Fig. 3 is the utility model control schematic diagram.
Fig. 4 is the preferred control schematic diagram in the utility model liquid detecting storehouse.
As figure, collector 1, detector 2, controller 3, air extractor 4, driving device 5, rotating disk 6, the first force (forcing) pump 7,
Clear water storehouse 8, the second force (forcing) pump 9, detection liquid filling storehouse 10, vasculum 11, expansion tube 12, the first electronic valve 13, the second electronics
Valve 14, negative pressure pumping device 15, supercharging device 16,17 distribution bin 21 of gas bleeder valve, 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.
Specific implementation mode
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1,3, a kind of oxygen purity on-line detecting system includes collector 1, detector 2, collector 1 and detection
Device 2 is connected to；
Collector 1 includes vasculum 11, it is preferred that be equipped with electronic pressure gauge 18 in vasculum 11, electronic pressure gauge 18 with
Controller 3 connects, and expansion tube 12 is set in vasculum 11, and expansion tube 11 is connected to by the first electronic valve 13 with oxygen channel, leads to
It crosses the second electronic valve 14 to be connected to negative pressure pumping device 15, vasculum 11 is seal box, in supercharging device 16 and vasculum 11
Connection, 11 surface of vasculum are equipped with gas bleeder valve 17, and the first electronic valve 13, negative pressure pumping device 15, increases second electronic valve 14
Pressure device 16, gas bleeder valve 17 are connect with controller 3；
Detector 2 includes distribution bin 21, it is preferred that air extractor 4 is connected to distribution bin 21, air extractor 4 and controller 3
Connection, distribution bin 21 are connected to by control valve 22 with negative pressure pumping device 15, and distribution bin 21 is equipped at least two distribution electricity
Sub- valve 23, each distribution electronic valve 23 are connected to a liquid detecting storehouse 24 by air inlet pipe, image acquisition device 25
Alignment liquid detects storehouse 24, and image acquisition device 25 is connect with controller 3.
Operation principle：Controller 3 to gas bleeder valve 17, the first electronic valve 13 to going out instruction, the gas in vasculum 11 from
It is discharged in gas bleeder valve 17, the purity oxygen in oxygen channel is entered by the first electronic valve 13 in expansion tube 11, and expansion tube 11 is opened
Begin to expand, size and the pressure correlation in vasculum 11 of expansion, controller 3, which passes through, controls gas bleeder valve 17 and supercharging device 16
Working condition, you can control to gas pressure size in vasculum 11 is realized, to realize control 11 expander of expansion tube
Long-pending size control, after inspection oxygen to be measured is collected into certain volume in expansion tube 11, controller 3 opens the second electronic valve
14, control valve 22 starts negative pressure pumping device by the gas suction distribution bin 21 in expansion tube 11,21 oxygen of distribution bin simultaneously
Drop of pressure is evenly distributed in distribution bin 21, and controller 3 starts distribution electronic valve 23 and will be waited in distribution bin 21 later
Oxygen determination gas introduces different liquid detecting storehouses 24, the different Concentration Testing liquid of device in different liquid detecting storehouses 24（Oxygen copper
Detection liquid in ammonium salt solution detection method）, after detection oxygen to be measured enters different liquid detecting storehouses 24, can make to be existed according to its purity
Detection liquid presents different, and the image after image acquisition device 25 changes the detection liquid of acquisition is conveyed to controller 3, control
After device 3 receives image, color difference analysis is carried out, you can complete detection, last controller 3 starts air extractor 4 will be in distribution bin 21
Gas is extracted out to form vacuum, and preparation detects next time.
In Fig. 2,4, liquid detecting storehouse 24 is located in the rotating disk 6 driven by driving device 5, on the rotating disk periphery
It is respectively arranged the clear water storehouse 8 and a detection liquid filling storehouse controlled by the second force (forcing) pump 9 that one is controlled by the first force (forcing) pump 7
10, clear water Cang8Chu are equipped with first close to device 31, survey inspection liquid filling Cang10Chu and are equipped with second close to device 32；
First is connected to controller 3 respectively close to device 31, second close to device 32, controller 3 respectively with timer 33,
First force (forcing) pump 7, the second force (forcing) pump 8, driving device 5 are connected to.
After the completion of detection, controller 3, which starts driving device 5, makes rotating disk 6 rotate, and liquid detecting storehouse 24 is made also to revolve together
Turn, liquid detecting storehouse 24 makes used liquid be poured out after rotating, and then driving device 5 continues that liquid detecting storehouse 24 is made to revolve
Turn, when liquid detecting storehouse 24 is close to first close to device 31, first starts to controller 3 close to device 31 and send out signal, controls
Device 3 processed starts the clear water in the first force (forcing) pump 7 driving clear water storehouse 8 and sprays to liquid detecting storehouse 24, while controller 3 stops driving dress
It sets 5 to stop rotating the rotation of disk 6, timer 33 starts timing, and 33 timing of timer reaches setting time, and controller 3 starts again
Starting driving device 5 makes rotating disk 6 rotate, and is simultaneously stopped the work of the first force (forcing) pump 7；When liquid detecting storehouse 24 close to second
When close to device 32, second starts to controller 3 close to device 32 and sends out signal, and controller 3 starts the driving inspection of the second force (forcing) pump 9
It surveys liquid filling storehouse 10 and fills new detection liquid to liquid detecting storehouse 24, while controller 3 stops driving device 5 and stops rotating disk 6
Rotation, timer 33 start timing, and 33 timing of timer reaches setting time, and controller 3, which starts restarting driving device 5, to be made
Rotating disk 6 rotates, and is simultaneously stopped the work of the second force (forcing) pump 9, and controller 3, which starts driving device 5, makes the liquid in rotating disk 6
It detects storehouse 24 and is directed at air inlet pipe, controller 3 stops driving device 5 and works.
Claims (6)
1. a kind of oxygen purity on-line detecting system, it is characterized in that:The system comprises collector, detector, collector and inspection
Survey device connection；
The collector includes vasculum, and expansion tube is set in vasculum, and expansion tube is connected by the first electronic valve and oxygen channel
It is logical, it is connected to negative pressure pumping device by the second electronic valve, the vasculum is seal box, is connected in supercharging device and vasculum
Logical, vasculum surface is equipped with gas bleeder valve；
The detector includes distribution bin, and distribution bin is connected to by control valve with negative pressure pumping device, and distribution bin is equipped with extremely
Few two distribution electronic valve, each distribution electronic valve are connected to a liquid detecting storehouse by air inlet pipe, and image is adopted
Storage alignment liquid detects storehouse, and image acquisition device is connect with controller.
2. a kind of oxygen purity on-line detecting system according to claim 1, it is characterised in that：The system also includes pumpings
Device of air, air extractor are connected to distribution bin.
3. a kind of oxygen purity on-line detecting system according to claim 1, it is characterised in that：It is equipped in the vasculum
Electronic pressure gauge, electronic pressure gauge are connect with controller.
4. a kind of oxygen purity on-line detecting system according to claim 1, it is characterised in that：The liquid detecting storehouse is set
In the rotating disk driven by driving device.
5. a kind of oxygen purity on-line detecting system according to claim 4, it is characterised in that：On the rotating disk periphery
It is respectively arranged the clear water storehouse that one is controlled by the first force (forcing) pump and the survey inspection liquid that one is controlled by the second force (forcing) pump fills storehouse.
6. a kind of oxygen purity on-line detecting system according to claim 5, it is characterised in that：The clear water Cang Chu is equipped with
First is equipped with second close to device close to device, the detection liquid filling Cang Chu；
Described first is connected to controller close to device, second close to device respectively, and controller pressurizes with timer, first respectively
Pump, the connection of the second force (forcing) pump, driving device.
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 |
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| CN106153408A CN106153408A (en) | 2016-11-23 |
| CN106153408B true CN106153408B (en) | 2018-08-28 |
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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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Families Citing this family (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 |
Citations (11)
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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 |
| 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 |
| CN206038384U (en) * | 2016-08-30 | 2017-03-22 | 宜昌市得心实用气体有限公司 | Oxygen purity on -line measuring system |
-
2016
- 2016-08-30 CN CN201610762326.7A patent/CN106153408B/en active Active
Patent Citations (11)
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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 |
| 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 |
| CN206038384U (en) * | 2016-08-30 | 2017-03-22 | 宜昌市得心实用气体有限公司 | Oxygen purity on -line measuring system |
Non-Patent Citations (1)
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| 《在线氧含量分析仪的选型与使用》;王仁旺.;《化工自动化及仪表》;20041231;第31卷(第2期);第73-75页 * |
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| CN106153408A (en) | 2016-11-23 |
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