CN108051269A - A kind of liquid concentration measuring device and method based on atomising device - Google Patents
A kind of liquid concentration measuring device and method based on atomising device Download PDFInfo
- Publication number
- CN108051269A CN108051269A CN201711453967.5A CN201711453967A CN108051269A CN 108051269 A CN108051269 A CN 108051269A CN 201711453967 A CN201711453967 A CN 201711453967A CN 108051269 A CN108051269 A CN 108051269A
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- atomization
- cup
- sample introduction
- introduction needle
- sample
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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
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of liquid concentration measuring devices and method based on atomising device.Atomizing cup one side is provided with sample introduction needle mounting hole in the present invention, and detection module side is provided with sample introduction needle；Sample introduction needle mounting hole cooperation installation in sample introduction needle and atomizing cup on detection module.Detection module includes using the gas-detecting device with sample introduction needle, air pump and gas analysis instrument.In sample to be tested liquid injection atomizing cup, the gas of corresponding concentration is formed in cup chamber by atomization, aperture is left in cup body, for being inserted into sample introduction needle, the substance can be sampled by sample introduction needle and pass through detecting instrument and detect the material concentration.The present invention realizes the measurement of concetration of not volatile liquid so that detectable liquid range expands.Its core component is only an atomizing cup, simple in structure, of low cost.The design of cavity causes the fluid to be measured flow speed stability after atomization simultaneously, convenient for detection.
Description
Technical field
The invention belongs to the measurement of concetration technical fields of liquid, are related to a kind of strength of fluid measurement dress based on atomising device
It puts and method.
Background technology
The area researches such as biochemistry deepen continuously, and have expedited the emergence of the appearance of a collection of biochemical analyzer, wherein, gas phase sample
The biochemical analyzer of product occupies suitable proportion.For same fluid sample, when being detected with liquid biochemical analyzer, sample
Product preprocessor is complicated, and detection speed is slower, and is detected by gas biochemical analyzer, and sample pretreatment is simple, detection
Speed.If being intended to detect fluid sample with gas biochemical analyzer, the volatility of liquid sample is limited to, it is right
In much not volatile liquid, it is difficult to be tested and analyzed to it.The introducing of atomising device of the present invention can be by will not be volatile
Fluid sample atomization for gas, so as to which gas biochemical analyzer is used to detect so that gas biochemical analyzer
Detection range greatly increases, and has broad application prospects in the biochemistry detection field of gas and liquid.
The content of the invention
It is an object of the invention to provide a kind of liquid concentration measuring devices and method based on atomising device.
A kind of strength of fluid measuring method based on atomising device, comprises the following steps in the present invention：
Step 1: open detection module switch, preheater apparatus；Quantitative not volatile testing sample solution is taken with injector,
Not volatile testing sample solution is injected with aperture of the injector on lid, not volatile testing sample solution enters adsorption material
In material, under the chromatography effect of sorbing material, solution is uniformly spread.
Step 2: after solution is uniformly spread, automation controller part control atomization performer starts to be atomized；Atomization starts
Afterwards, sample solution in sorbing material is touched by being atomized performer, so as to which sample solution be atomized.It is atomized by adjusting
Control device voltage can adjust atomization power, and then adjust atomization rates.Not volatile testing sample solution touches atomization
It is atomized after performer, the sample after atomization enters atomization gas storage chamber, is formed corresponding with liquid sample concentration
Gas phase sample to be measured.
Step 3: observing the atomization process in atomization gas storage chamber by transparent cup body, not volatile sample to be tested is molten
Liquid slowly flows after being atomized along atomization gas storage chamber, and gas phase sample to be measured is exported from atomization cavity to flow out so that atomization
Gas flows in atomization gas storage chamber.Atomization cavity outlet atomization gas is observed, after the slow Uniform Flow of sample to be atomized,
Sample introduction is carried out from the sample introduction needle of sample introduction needle mounting hole insertion detection module.It is evacuated by the air pump in programme-control detection module,
Gas is pumped into analytical instrument, so as to which analytical instrument starts sample introduction and detection and analysis.
Step 4: in waiting step three sampling terminate, at this time not volatile testing sample solution completely into cup body by mist
After changing performer atomization, automation controller part control atomization performer terminates to be atomized.
It Step 5: atomization gas storage chamber opening is connected air pump, is evacuated for several times, until without last time detectable substance matter in cup chamber
Residual.It extracts the residual gas of cup intracavitary out, cleans cup chamber and wall of cup.Air pump is connected in atomization gas storage chamber perforate, it is specific to walk
It is rapid as follows：The sample introduction needle of detection module is taken out into sample introduction needle mounting hole sample introduction needle mounting hole and connects air pump；Or pull out suction interface
On plug, air pump is connected by the suction interface on cup body；Or atomization cavity outlet 13 is connected into air pump.
Based on the above method, there is a kind of following liquid concentration measuring device based on atomising device, including atomizing cup and inspection
Survey module.Atomizing cup one side is provided with sample introduction needle mounting hole, and detection module one side is provided with sample introduction needle；On detection module into
Sample pin is installed with the sample introduction needle mounting hole cooperation on atomizing cup.Detection module is included using band sample introduction needle, air pump and gas analysis
The gas-detecting device of instrument.It is characterized in that：The atomizing cup includes sample introduction needle mounting hole, cup body, cup lid, adsorption material
Material, automation controller part, atomization performer, atomization gas storage chamber, power interface placing groove and atomization cavity outlet.
The cup body is transparent material；Cup lid is provided on cup body, cup lid is fixedly connected with cup body, cup lid bottom surface with
Cup body upper surface touches；Cup lid upper surface is provided with sorbing material mounting hole, and lid, lid are provided with above sorbing material mounting hole
Aperture is provided in the middle part of top surface.Cup body inner cavity top is provided with automation controller part mounting groove and atomization performer mounting groove；Atomization
Control device mounting groove and the upper surface of atomization performer mounting groove and cup body upper surface flush；Automation controller part and atomization
Performer is separately positioned on automation controller part mounting groove with being atomized in performer mounting groove.Automation controller part and atomization
Performer is connected by wired or wireless signal；Cup body inner cavity, which is provided with automation controller part mounting groove side roof part and is provided with power supply, to be connect
Mouth placing groove, the power interface of automation controller part mounting groove are arranged in power interface placing groove.
The sorbing material bottom surface is touched with atomization performer upper surface, and top surface passes perpendicularly through cup on sorbing material
Lid is touched with cap top.Cup body intracavity bottom atomization performer mounting groove lower surface is provided with atomization gas storage chamber；Mist
Change gas storage chamber upper top and touched with the atomization performer bottom surface being placed in atomization performer mounting groove, atomization gas
Body storage chamber bottom is arranged on cup body and is provided with power interface placing groove side, for open outlet, is exported as atomization cavity.Into
Sample pin mounting hole is arranged on cup body one side, and sample introduction needle mounting hole is connected with atomization gas storage chamber.
The sorbing material is cylindric, and lid is the cylindrical type of hollow no bottom surface.
The cup lid and cup body is screwed.
The cup body is integrally formed by the way of pouring.
The sorbing material is that can disposably throw.
The atomization gas storage chamber cross section is L-type.
The side of the cup body is provided with suction interface, and suction interface is connected with atomization gas storage chamber, suction interface
On be provided with plug.Suction interface and sample introduction needle mounting hole can be multiplexed same hole and can also leave and take respectively.
For the present invention compared to traditional strength of fluid detection scheme, detectable liquid need not be volatile, realizes and is not easy
The measurement of concetration of volatilised liq so that detectable liquid range expands.Its core component is only an atomizing cup, simple in structure,
It is of low cost.The design of cavity causes the fluid to be measured flow speed stability after atomization simultaneously, convenient for detection.In the liquid of biochemistry detection
Concentration Testing field has broad application prospects.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the structure diagram of atomizing cup in Fig. 1；
Fig. 3 is the part-structure sectional view of atomizing cup；
Fig. 4 is automation controller part and the structure diagram for being atomized performer；
Fig. 5 is the structure diagram of detection module 2 in Fig. 1.
Specific embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in detail, but is not the limitation present invention.
As shown in Figure 1, a kind of liquid concentration measuring device based on atomising device, including atomizing cup 1 and detection module 2.
1 one side of atomizing cup is provided with sample introduction needle mounting hole 3, and 2 one side of detection module is provided with sample introduction needle 4；Sample introduction on detection module
Pin is installed with the sample introduction needle mounting hole cooperation on atomizing cup so that atomizing cup 1 and detection module 2 connect.Detection module 2 is using existing
Gas-detecting device of some with sample introduction needle 4, air pump and gas analysis instrument 14.
As shown in Figure 2-5, atomizing cup 1 includes sample introduction needle mounting hole 3, cup body 5, cup lid 6, sorbing material 7, atomization control
Device 8, atomization performer 9, atomization gas storage chamber 10, power interface placing groove 12 and atomization cavity outlet 13.
Cup lid 6 is provided on cup body 5,6 bottom surface of cup lid is touched with 5 upper surface of cup body；6 upper surface of cup lid is provided with adsorption material
Expect mounting hole, lid 6-1 is provided with above sorbing material mounting hole, aperture is provided in the middle part of cap top.Sorbing material 7 is cylinder
Shape, lid are the cylindrical type of hollow no bottom surface.Cup lid 6 and cup body 5 are screwed.Cup body 5 uses transparent material, using pouring
The mode built is integrally formed.Sorbing material 7 needs replacing can disposably to throw after one-shot measurement.
5 inner cavity top of cup body is provided with automation controller part mounting groove 5-1 and atomization performer mounting groove 5-2；Atomization control
Device mounting groove 5-1 processed and the upper surface of atomization performer mounting groove 5-2 and 5 upper surface flush of cup body；Automation controller part 8
It is separately positioned on atomization performer 9 in automation controller part mounting groove 5-1 and atomization performer mounting groove 5-2.Atomization
Control device 8 is connected with atomization performer 9 by wired or wireless signal, realizes the control of atomization performer 9；Atomization is held
Not volatile liquid is atomized by row device 9, is detected convenient for passing through detection module 2.5 inner cavity of cup body is provided with automation controller part peace
Tankage 5-1 side roof parts are provided with power interface placing groove 12, and the power interface of automation controller part mounting groove 5-1 is arranged on power supply and connects
In mouth placing groove 12.
7 bottom surface of sorbing material is touched with 9 upper surface of atomization performer, and top surface passes perpendicularly through cup lid 6 on sorbing material 7
It is touched with cap top.5 intracavity bottom of cup body atomization performer mounting groove 5-2 lower surfaces are provided with atomization gas storage chamber
10；10 cross section of atomization gas storage chamber is L-type, and 10 upper top of atomization gas storage chamber is with being placed on atomization performer installation
9 bottom surface of atomization performer in slot 5-2 touches, and 10 bottom of atomization gas storage chamber, which is arranged on cup body 5 and is provided with power supply, to be connect
For open outlet, 13 are exported as atomization cavity for 12 side of mouth placing groove.Sample introduction needle mounting hole 3 is arranged on 5 one side of cup body,
Sample introduction needle mounting hole 3 is connected with atomization gas storage chamber 10 so that sample introduction needle can be sampled into atomization gas storage chamber 10.Cup
The another side of body 5 is provided with suction interface 11, and suction interface 11 is connected with atomization gas storage chamber 10, is set on suction interface 11
It is equipped with plug 12；After completing gas sampling detection, corkage 12 is used to extract gas in atomization gas storage chamber 10 out.Pumping connects
Mouth 11 and sample introduction needle mounting hole 3 can be multiplexed same hole and can also leave and take respectively.
Based on above device, there is a kind of following strength of fluid measuring method based on atomising device：
Step 1: opening detection module 2 switchs preheater apparatus；Quantitative not volatile testing sample solution is taken with injector,
Not volatile testing sample solution is injected with aperture of the injector on lid 6-1, not volatile testing sample solution enters suction
In enclosure material 2, under the chromatography effect of sorbing material, solution is uniformly spread.
Step 2: after solution is uniformly spread, the control atomization performer 9 of automation controller part 8 starts to be atomized；Atomization starts
Afterwards, sample solution in sorbing material 2 is touched by being atomized performer 9, so as to which sample solution be atomized.By adjusting mist
Atomization power can be adjusted by changing control device voltage, and then adjust atomization rates.Not volatile testing sample solution touches mist
It is atomized after changing performer, the sample after atomization enters atomization gas storage chamber 10, is formed opposite with liquid sample concentration
The gas phase sample to be measured answered.
Step 3: the atomization process in atomization gas storage chamber 10, not volatile sample to be tested are observed by transparent cup body 5
Solution slowly flows after being atomized along atomization gas storage chamber 10, and gas phase sample to be measured makes from 13 outflow of atomization cavity outlet
Obtain atomization gas flowing in atomization gas storage chamber 10.It observes atomization cavity and exports 13 atomization gas, sample to be atomized is slow
After Uniform Flow, the sample introduction needle 4 that detection module 2 is inserted into from sample introduction needle mounting hole 3 carries out sample introduction.Pass through programme-control detection module
In air pump pumping, by gas be pumped into analytical instrument 14, so as to analytical instrument 14 start sample introduction with detection and analysis.
Step 4: in waiting step three sampling terminate, at this time not volatile testing sample solution completely into cup body by mist
After changing the atomization of performer 9, the control atomization performer 9 of automation controller part 8 terminates atomization.
Step 5: the sample introduction needle 4 of detection module 2 is taken out 3 sample introduction needle mounting hole 3 of sample introduction needle mounting hole connects air pump；Or
The plug 12 on suction interface 11 is pulled out, air pump is connected by the suction interface on cup body；Or atomization cavity outlet 13 is connected
Air pump；It is evacuated for several times, until being remained in cup chamber without last time detectable substance matter.It extracts the residual gas of cup intracavitary out, cleans cup chamber and cup
Wall.
Claims (9)
1. a kind of strength of fluid measuring method based on atomising device, it is characterised in that：Comprise the following steps：
Step 1: open detection module switch, preheater apparatus；Take quantitative not volatile testing sample solution with injector, with into
Aperture of the sample device on lid injects not volatile testing sample solution, and not volatile testing sample solution enters sorbing material
In, under the chromatography effect of sorbing material, solution is uniformly spread；
Step 2: after solution is uniformly spread, automation controller part control atomization performer starts to be atomized；After atomization starts, lead to
It crosses atomization performer and touches sample solution in sorbing material, so as to which sample solution be atomized；By adjusting atomization control
Device voltage can adjust atomization power, and then adjust atomization rates；Not volatile testing sample solution touches atomization and performs
It is atomized after device, the sample after atomization enters atomization gas storage chamber, is formed corresponding to be measured with liquid sample concentration
Gas phase sample；
Step 3: the atomization process in atomization gas storage chamber, not volatile testing sample solution quilt are observed by transparent cup body
It is slowly flowed along atomization gas storage chamber after atomization, gas phase sample to be measured is exported from atomization cavity to flow out so that atomization gas
It is flowed in atomization gas storage chamber；Observe atomization cavity outlet atomization gas, after the slow Uniform Flow of sample to be atomized, from into
The sample introduction needle of sample pin mounting hole insertion detection module carries out sample introduction；It is evacuated by the air pump in programme-control detection module, by gas
Body is pumped into analytical instrument, so as to which analytical instrument starts sample introduction and detection and analysis；
Step 4: sampling terminates in waiting step three, not volatile testing sample solution is atomized completely into cup body at this time holds
After the atomization of row device, automation controller part control atomization performer terminates to be atomized；
It Step 5: atomization gas storage chamber opening is connected air pump, is evacuated for several times, until residual without last time detectable substance matter in cup chamber
It stays；It extracts the residual gas of cup intracavitary out, cleans cup chamber and wall of cup.
2. a kind of strength of fluid measuring method based on atomising device as described in claim 1, it is characterised in that：It is described
Atomization gas storage chamber perforate connects air pump, is as follows：
The sample introduction needle of detection module is taken out into sample introduction needle mounting hole sample introduction needle mounting hole and connects air pump；Or it pulls out on suction interface
Plug connects air pump by the suction interface on cup body；Or atomization cavity outlet 13 is connected into air pump.
3. a kind of liquid concentration measuring device based on atomising device, including atomizing cup and detection module；Atomizing cup one side is opened
There is sample introduction needle mounting hole, detection module one side is provided with sample introduction needle；The sample introduction in sample introduction needle and atomizing cup on detection module
The cooperation installation of pin mounting hole；Detection module includes using the gas-detecting device with sample introduction needle, air pump and gas analysis instrument；Its
It is characterized in that：The atomizing cup is held including sample introduction needle mounting hole, cup body, cup lid, sorbing material, automation controller part, atomization
Row device, atomization gas storage chamber, power interface placing groove and atomization cavity outlet；
The cup body is transparent material；Cup lid is provided on cup body, cup lid is fixedly connected with cup body, cup lid bottom surface and cup body
Upper surface touches；Cup lid upper surface is provided with sorbing material mounting hole, and lid, cap top are provided with above sorbing material mounting hole
Middle part is provided with aperture；Cup body inner cavity top is provided with automation controller part mounting groove and atomization performer mounting groove；Atomization control
Device mounting groove and the upper surface of atomization performer mounting groove and cup body upper surface flush；Automation controller part is performed with atomization
Device is separately positioned on automation controller part mounting groove with being atomized in performer mounting groove；Automation controller part is performed with atomization
Device is connected by wired or wireless signal；Cup body inner cavity, which is provided with automation controller part mounting groove side roof part and is provided with power interface, puts
Slot is put, the power interface of automation controller part mounting groove is arranged in power interface placing groove；
The sorbing material bottom surface is touched with atomization performer upper surface, on sorbing material top surface pass perpendicularly through cup lid with
Cap top touches；Cup body intracavity bottom atomization performer mounting groove lower surface is provided with atomization gas storage chamber；Atomization gas
Body storage chamber upper top is touched with the atomization performer bottom surface being placed in atomization performer mounting groove, and atomization gas is deposited
It puts bottom of chamber portion and is arranged on cup body and be provided with power interface placing groove side, for open outlet, exported as atomization cavity；Sample introduction needle
Mounting hole is arranged on cup body one side, and sample introduction needle mounting hole is connected with atomization gas storage chamber.
4. a kind of liquid concentration measuring device based on atomising device as described in claim 1, it is characterised in that：The suction
Enclosure material is cylindric, and lid is the cylindrical type of hollow no bottom surface.
5. a kind of liquid concentration measuring device based on atomising device as described in claim 1, it is characterised in that：The cup
Lid and cup body are screwed.
6. a kind of liquid concentration measuring device based on atomising device as described in claim 1, it is characterised in that：The cup
Body is integrally formed by the way of pouring.
7. a kind of liquid concentration measuring device based on atomising device as described in claim 1, it is characterised in that：The suction
Enclosure material is that can disposably throw.
8. a kind of liquid concentration measuring device based on atomising device as described in claim 1, it is characterised in that：The mist
It is L-type to change gas storage chamber cross section.
9. a kind of liquid concentration measuring device based on atomising device as described in claim 1, it is characterised in that：The cup
The side of body is provided with suction interface, and suction interface is connected with atomization gas storage chamber, and plug is provided on suction interface；Pumping
Interface and sample introduction needle mounting hole are multiplexed same hole or leave and take respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711453967.5A CN108051269B (en) | 2017-12-28 | 2017-12-28 | Liquid concentration measuring device and method based on atomization device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711453967.5A CN108051269B (en) | 2017-12-28 | 2017-12-28 | Liquid concentration measuring device and method based on atomization device |
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| Publication Number | Publication Date |
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| CN108051269A true CN108051269A (en) | 2018-05-18 |
| CN108051269B CN108051269B (en) | 2020-04-28 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554939A (en) * | 2003-12-23 | 2004-12-15 | 清华大学 | Method for detecting organic molecule in solution by nano material catalytic light emitting and detector |
| CN102172504A (en) * | 2011-01-31 | 2011-09-07 | 中国人民解放军防化指挥工程学院 | Liquid organic atomization and gasification device |
| CN202453310U (en) * | 2012-03-19 | 2012-09-26 | 上海海事大学 | Solution atomization and flash evaporation experimental testing device |
| CN102788740A (en) * | 2012-08-09 | 2012-11-21 | 天津开发区合普工贸有限公司 | Volatile gas diffusion detecting equipment with accurate concentration control |
| CN202778307U (en) * | 2012-07-30 | 2013-03-13 | 天津开发区合普工贸有限公司 | Concentration-precisely-controlled ultra-small-grain-diameter aerosol generation equipment |
-
2017
- 2017-12-28 CN CN201711453967.5A patent/CN108051269B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554939A (en) * | 2003-12-23 | 2004-12-15 | 清华大学 | Method for detecting organic molecule in solution by nano material catalytic light emitting and detector |
| CN102172504A (en) * | 2011-01-31 | 2011-09-07 | 中国人民解放军防化指挥工程学院 | Liquid organic atomization and gasification device |
| CN202453310U (en) * | 2012-03-19 | 2012-09-26 | 上海海事大学 | Solution atomization and flash evaporation experimental testing device |
| CN202778307U (en) * | 2012-07-30 | 2013-03-13 | 天津开发区合普工贸有限公司 | Concentration-precisely-controlled ultra-small-grain-diameter aerosol generation equipment |
| CN102788740A (en) * | 2012-08-09 | 2012-11-21 | 天津开发区合普工贸有限公司 | Volatile gas diffusion detecting equipment with accurate concentration control |
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Application publication date: 20180518 Assignee: Taizhou huapin Intelligent Technology Co.,Ltd. Assignor: RESEARCH INSTITUTE OF ZHEJIANG University TAIZHOU Contract record no.: X2022980021170 Denomination of invention: A liquid concentration measuring device and method based on atomization device Granted publication date: 20200428 License type: Common License Record date: 20221110 |