CN107024597A - A kind of Full-automatic quantitative injector - Google Patents
A kind of Full-automatic quantitative injector Download PDFInfo
- Publication number
- CN107024597A CN107024597A CN201610068679.7A CN201610068679A CN107024597A CN 107024597 A CN107024597 A CN 107024597A CN 201610068679 A CN201610068679 A CN 201610068679A CN 107024597 A CN107024597 A CN 107024597A
- Authority
- CN
- China
- Prior art keywords
- carrier gas
- interface
- valve body
- quantitative
- full
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
- G01N35/1016—Control of the volume dispensed or introduced
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A kind of Full-automatic quantitative injector.Including injector point auto injection component, quantitative ring assemblies, three parts of correction component, it is characterised in that：Auto injection component is connected by screw rod with the quantitative cylinder bar in valve body, standard intake interface and lower standard intake interface are respectively equipped with the left of valve body, carrier gas interface and lower carrier gas interface are respectively equipped with the right side of valve body, the baroceptor that valve body side is provided with, TEMP has air pressure collecting equipment, Temperature sampler to be connected with correction component respectively, and lower carrier gas interface is connected with detector one end.Compared with prior art, described a kind of Full-automatic quantitative injector, it realizes auto injection by synchronous motor rotation, and during sample introduction, the volume to quantitative loop is corrected in real time, so as to improve its dosing accuracy.
Description
Technical field
A kind of Full-automatic quantitative injector of the present invention, refers to sample introduction quantitative technique field, main
The sample introduction that be applied to gas is quantified.
Background technology
Traditional gas quantitative loop typically uses 6 port valve principles, and 6 port valves are manually switched to sample introduction
Position, from injection port air inlet, gas enters quantitative loop, is manually switched to uses position afterwards.Gas
From sample introduction position be switched to sample bits be gas circuit have beat change, flowed fluctuation in gas circuit can be caused,
Big influence can be caused during to analysis；Six-way valve can only connect a quantitative loop every time, such as need to change
The volume of quantitative loop, needs the quantitative loop more renewed manually.
The content of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide one kind design
Rationally, it is simple in construction, rotated using synchronous motor, realize that one kind of auto injection and correction is complete
Automatic quantitative sample device.
What this technology was realized in：Including injector point auto injection component, quantitative ring assemblies,
Correct three parts of component, it is characterised in that：Auto injection component by screw rod and valve body in
The connection of quantitative cylinder bar, be respectively equipped with standard intake interface on the left of valve body and lower standard entered
Carrier gas interface and lower carrier gas interface are respectively equipped with the right side of gas interface, valve body, valve body side is set
Some baroceptors, TEMP in correction component respectively with having air pressure collecting equipment, temperature to adopt
Storage is connected, and lower carrier gas interface is connected with detector one end；
Described auto injection component is by air pressure acquisition, Temperature sampler, stepper motor by leading
Line is even formed, and is connected with main control singlechip,
Synchronous driving wheel is fixed with described stepper motor, by timing belt with being provided with screw rod
Synchronous follower connection,
It is respectively separated and is provided with and upper carrier gas interface and lower carrier gas interface, upper standard on described valve rod
The passage that intake interface and lower standard intake interface are communicated is in 8-15, interchannel sealing ring
Isolation.
Implementing obvious advantage and effect after the technology is：Compared with prior art, it is described
A kind of Full-automatic quantitative injector, it realizes auto injection by synchronous motor rotation, in sample introduction
During, the volume to quantitative loop is corrected in real time, so as to improve its dosing accuracy.
Brief description of the drawings
Fig. 1 is main view cross section structure diagram of the invention,
Wherein, the quantitative ring assemblies of 1-, 2- auto injection components, 3- correction components, the synchronous electricity of 4-
Machine, 5- synchronization driving wheels, 6- synchronization followers, 7- timing belts, 8- screw rods, 9- valve bodies, 10-
Standard intake interface, the upper carrier gas of 13- under quantitative cylinder bar, the upper standard intake interfaces of 11-, 12-
Carrier gas interface under interface, 14-, 15- main control singlechips, 16- air pressure collecting equipments, 17- temperature is adopted
Storage, 20- baroceptors, 21- temperature sensors, 22- detectors, 23- sealing rings, 24-
Passage.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described：
As shown in Figure 1, injector point auto injection component 2, quantitative ring assemblies 1, correction
3 three parts of component are constituted.
Auto injection component 2 passes through screw rod 8 and the quantitative cylinder bar 10 being fixed in valve body 9
Connection, the left side of valve body 9 is respectively equipped with standard intake interface 11 and lower standard intake interface
12, the right side of valve body 9 is respectively equipped with carrier gas interface 13 and lower carrier gas interface 14, valve body 9
The baroceptor 20 being provided with, TEMP 21 in correction component 3 respectively with having air pressure to adopt
Storage 16, Temperature sampler 17 are connected, and lower carrier gas interface 14 is connected with the one end of detector 22；
Described auto injection component 2 is by air pressure collecting equipment 16, Temperature sampler 17, stepping
Motor 4 is even formed by wire, and is connected with main control singlechip 15,
Synchronous driving wheel 5 is fixed with described stepper motor 4, by timing belt 7 with being provided with
The synchronous follower 6 of screw rod 8 is connected,
Be respectively separated on described valve rod 8 provided with upper carrier gas interface 13 and lower carrier gas interface 14,
The passage 24 that upper standard intake interface 11 and lower standard intake interface 12 are communicated has 10, leads to
Isolated between road 24 with sealing ring 23.
See accompanying drawing 1, be that main control singlechip 15 starts first, manipulate whole injector, it is synchronous
Motor 4 is rotated, and drives synchronous driving wheel 5, and spiral shell one is driven by timing belt 7, synchronous follower 6
Bar 8 rotates, the rotation of screw rod 8, moves the quantitative cylinder bar 10 of quantitative ring assemblies 1,
Standard intake interface 11 and lower standard intake interface 12 and upper carrier gas interface 13 are with in connection
Carrier gas interface 14, calibrating gas passes into quantitative cylinder bar 10 by upper standard intake interface 11
Passage 24, discharged by lower standard intake interface 12, with moving again for quantitative cylinder bar 10
Dynamic, the calibrating gas in passage 24 enters upper carrier gas interface 13 and the lower passage of carrier gas interface 14
24, and the gas mixing entered with upper carrier gas interface 13, detection is sent into by lower carrier gas interface 14
Device 22 is detected.At the same time, the main control singlechip 15 on correction component 3 will be collected
Temperature, air pressure, by calculating, instruction correction component 3 accurately corrected to determined volume.
Claims (4)
1. a kind of Full-automatic quantitative injector, including injector point auto injection component, quantitative ring assemblies,
Correct three parts of component, it is characterised in that：Auto injection component passes through in screw rod and valve body
Quantitative cylinder bar is connected, and standard intake interface and lower standard air inlet are respectively equipped with the left of valve body
Carrier gas interface and lower carrier gas interface are respectively equipped with the right side of interface, valve body, valve body side is provided with
Baroceptor, TEMP respectively with correction component in have air pressure collecting equipment, temperature acquisition
Device is connected, and lower carrier gas interface is connected with detector one end.
2. a kind of Full-automatic quantitative injector according to claim 1, it is characterised in that：It is described
Auto injection component by air pressure acquisition, Temperature sampler, stepper motor by wire even form,
And be connected with main control singlechip.
3. a kind of Full-automatic quantitative injector according to claim 1, it is characterised in that：It is described
Stepper motor on be fixed with synchronous driving wheel, by timing belt with provided with screw rod it is synchronous passively
Wheel connection.
4. a kind of Full-automatic quantitative injector according to claim 1, it is characterised in that：It is described
Valve rod on be respectively separated provided with and upper carrier gas interface and lower carrier gas interface, upper standard intake interface
The passage communicated with lower standard intake interface is at 8-15, and interchannel is isolated with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068679.7A CN107024597B (en) | 2016-02-01 | 2016-02-01 | A kind of Full-automatic quantitative sample injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068679.7A CN107024597B (en) | 2016-02-01 | 2016-02-01 | A kind of Full-automatic quantitative sample injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107024597A true CN107024597A (en) | 2017-08-08 |
| CN107024597B CN107024597B (en) | 2019-01-18 |
Family
ID=59524840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610068679.7A Active CN107024597B (en) | 2016-02-01 | 2016-02-01 | A kind of Full-automatic quantitative sample injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107024597B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108061590A (en) * | 2018-01-29 | 2018-05-22 | 淮阴工学院 | Vapour-pressure type imbibition detector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004104576A1 (en) * | 2003-05-23 | 2004-12-02 | Sensatronic Gmbh | Device for conveying a fluid volume, device and method for the analysis thereof |
| CN1818661A (en) * | 2006-01-16 | 2006-08-16 | 西安交通大学 | Fast On-line sampler with sample feeding for multi-channel gas and catalyst performance determining system |
| US20080216591A1 (en) * | 2006-02-17 | 2008-09-11 | Ryan M Cathryn | Method and system for sampling dissolved gas |
| CN103512779A (en) * | 2013-07-17 | 2014-01-15 | 多氟多化工股份有限公司 | Sampler and sampling tube thereof |
| CN204203177U (en) * | 2014-11-14 | 2015-03-11 | 江苏省质量安全工程研究院 | A kind of mass spectrometer gasometry automatic sampling apparatus |
| CN205562580U (en) * | 2016-02-01 | 2016-09-07 | 上海景瑞阳实业有限公司 | Full -automatic quantitative injector |
-
2016
- 2016-02-01 CN CN201610068679.7A patent/CN107024597B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004104576A1 (en) * | 2003-05-23 | 2004-12-02 | Sensatronic Gmbh | Device for conveying a fluid volume, device and method for the analysis thereof |
| CN1818661A (en) * | 2006-01-16 | 2006-08-16 | 西安交通大学 | Fast On-line sampler with sample feeding for multi-channel gas and catalyst performance determining system |
| US20080216591A1 (en) * | 2006-02-17 | 2008-09-11 | Ryan M Cathryn | Method and system for sampling dissolved gas |
| CN103512779A (en) * | 2013-07-17 | 2014-01-15 | 多氟多化工股份有限公司 | Sampler and sampling tube thereof |
| CN204203177U (en) * | 2014-11-14 | 2015-03-11 | 江苏省质量安全工程研究院 | A kind of mass spectrometer gasometry automatic sampling apparatus |
| CN205562580U (en) * | 2016-02-01 | 2016-09-07 | 上海景瑞阳实业有限公司 | Full -automatic quantitative injector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108061590A (en) * | 2018-01-29 | 2018-05-22 | 淮阴工学院 | Vapour-pressure type imbibition detector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107024597B (en) | 2019-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2121188B1 (en) | Rotary injection valve for a chromatography system | |
| CN201191278Y (en) | Polypropylene on-line gas analysis system | |
| CN107024597A (en) | A kind of Full-automatic quantitative injector | |
| CN204988699U (en) | Gas proportional valve test equipment | |
| CN101639469A (en) | Gas displacement and dynamic compensation sampling method in headspace analysis | |
| CN106501539A (en) | A kind of sampling system and sample injection method for reducing dead volume liquid | |
| WO2020155577A1 (en) | Full-two-dimensional gas chromatograph and modulation method | |
| CN103513011A (en) | Automatic calibration device for gas in transformer oil | |
| CN203405748U (en) | Gas sample introduction flow control system of mass spectrometer | |
| CN203241406U (en) | Coal dust methane gas diffusion measuring device | |
| CN205562580U (en) | Full -automatic quantitative injector | |
| CN106345142A (en) | Solid phase extracting device | |
| CN105865844B (en) | A kind of crude oil sampling system for preventing oil product from condensing | |
| CN102445498B (en) | Automatic calibration method of process chromatograph | |
| US20130091935A1 (en) | Liquid chromatograph and pump unit for liquid chromatograph | |
| CN203745436U (en) | Chromatographic instrument sample introduction system for gas analysis | |
| CN103267551B (en) | Variable volume accurate measuring device | |
| CN207520642U (en) | It is a kind of to match liquid layer analysis system online | |
| CN104965003A (en) | Trace VOCs gas detection system based on four-wire type sensor | |
| CN204694639U (en) | The T-valve measuring apparatus of water quality on-line monitoring instrument | |
| CN110219699B (en) | Device and method for measuring effective influence radius of gas extraction drill hole | |
| CN102645494B (en) | Internal heating device for clinical sample machine of glycosylated hemoglobin analyzer | |
| CN102680280A (en) | Liquid sampling device | |
| CN203405367U (en) | Ion migration spectrum detection system | |
| CN207457159U (en) | More flux liquid-phase chromatographic column circle irrigation systems |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |