CN108332995A - Sampler - Google Patents
Sampler Download PDFInfo
- Publication number
- CN108332995A CN108332995A CN201710051657.4A CN201710051657A CN108332995A CN 108332995 A CN108332995 A CN 108332995A CN 201710051657 A CN201710051657 A CN 201710051657A CN 108332995 A CN108332995 A CN 108332995A
- Authority
- CN
- China
- Prior art keywords
- sampler
- gas passage
- ontology
- container
- sampling
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- 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
-
- 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
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- 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
- G01N1/34—Purifying; Cleaning
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1445—Overpressure, pressurisation at sampling point
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1445—Overpressure, pressurisation at sampling point
- G01N2001/1463—Injector; Air-lift
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of samplers, it includes the container and a sampler for absorbing or discharging gas for smashing sample, the container includes an ontology, the ontology is provided with a gas passage and a sampling channel, wherein, the sampler is connected to the gas passage, and absorbs or discharge the gas in the container by the gas passage.It is deflated and is arranged by the suction of sampler, the amount of sample outflow can be accurately controlled.This programme compact overall structure, it is easily stored, it can also accurate convenient automatic sampling in family.
Description
Technical field
The present invention relates to a kind of samplers.
Background technology
Currently, food security is increasingly taken seriously.Can there are additive, residue etc. in usual food, and detect this
A little substances usually require to be sampled detection by the laboratory of profession.For average family, have no idea into accommodating and
Accurate sampling and detection.
Invention content
The technical problem to be solved by the present invention is in order to overcome the prior art can not facilitate at home and accurate sampling with
The problem of detecting food, provides a kind of sampler.
The present invention is to solve above-mentioned technical problem by following technical proposals:
A kind of sampler, feature are comprising a container and a sampler for absorbing or discharging gas,
The container includes an ontology, and the ontology is provided with a gas passage and a sampling channel, wherein the sampler and institute
Gas passage connection is stated, and the gas in the container is absorbed or discharge by the gas passage.
The part-structure for smashing the container of sample can be that common crush such as blender, ultrasonic grinder is tied
Structure can play the role of smashing sample.
When sampling, gas is discharged into container by gas passage for sampler, at this point, the sample to be sampled in container
It is under pressure, thus sample will pass through the outflow of sampling channel.At this point, sampler is by gas passage air-breathing, sample at this time
It will stop flowing out under negative pressure.It is deflated and is arranged by the suction of sampler, the amount of sample outflow can be accurately controlled.We
Case compact overall structure, it is easily stored, it can also accurate convenient automatic sampling in family.
Preferably, the gas passage includes interior connector and outer connector, the sampler and the outer connector
Connection.
Preferably, the interior connector is located at the upper end of the ontology, the sampling channel is located at the lower end of the ontology.
Interior connector is arranged in the top of ontology, and sample just may not flow into gas passage and cause to reveal as a result,.In addition, sampling channel is set
It sets and is conducive to the outflow of sample in the lower end of ontology.
Preferably, the outer connector is located at the bottom end of the ontology.Outer connector setting is conducive to take in ontology bottom end
The arrangement of sampling device.
Preferably, the sampler is connected to by tracheae with the outer connector.
Preferably, the sampler is a two-way air pump, the two-way air pump is connected to the gas passage.Two-way gas
Pump can be realized simultaneously pumping and deflation, to realize the control of sample.
Preferably, the sampler includes an asepwirator pump and a go out air pump, the asepwirator pump and the go out air pump with
The gas passage connection.By the switching of asepwirator pump and go out air pump, the switching for being evacuated and deflating may be implemented, to realize sample
The control of product sampling.
Preferably, the gas passage and the sampling channel are oppositely disposed at the both ends of the ontology.This setting
Optimize the gas pressure distribution inside container so that the pressure difference between sampling channel and gas passage is sufficiently large, is conducive to the stream of sample
Go out and stops.
Preferably, the container further includes a grinder, the grinder is located at the center of the container.Grinder can be with
It is common blender, can also be ultrasonic grinder etc..
Preferably, the container further includes an isolation filter bowl, the isolation filter bowl is located at the outside of the grinder.By
This, the bulky grain sample of crushing is blocked in isolation filter bowl, ensure that the mobility of the sample of outflow and fine.In addition, gas
Body can also be flowed directly out and be flowed into around isolation filter bowl, play the role of pressurization and decompression.
Preferably, the sampling channel is provided with plug valve, the plug valve is used to open or closes the sampling channel.
Preferably, the sampler includes sampling needle tubing, the sampling needle tubing is connected to the sampling channel, and passes through institute
It states plug valve and opens the sampling channel.
Preferably, the plug valve includes spool and spring, the sampling needle tubing contradicts and pushes the spool, the spring
For applying a restoring force to the spool.
Preferably, the sampler is air pump or liquid pump.
On the basis of common knowledge of the art, above-mentioned each optimum condition can be combined arbitrarily to get each preferable reality of the present invention
Example.
The positive effect of the present invention is that:It is deflated and is arranged by the suction of sampler, sample can be accurately controlled
The amount of outflow.This programme compact overall structure, it is easily stored, it can also accurate convenient automatic sampling in family.
Description of the drawings
Fig. 1 is the sampler overall structure diagram of present pre-ferred embodiments.
Fig. 2 is the sampler overlooking structure diagram of present pre-ferred embodiments.
Fig. 3 is the sampler internal structure schematic diagram of present pre-ferred embodiments.
The plug valve structural schematic diagram of the positions Fig. 4 present pre-ferred embodiments.
Fig. 5 is the gas passage internal structure schematic diagram of present pre-ferred embodiments.
Fig. 6 is the bottom structures schematic diagram of present pre-ferred embodiments.
Fig. 7 is the isolation filter bowl structural schematic diagram of present pre-ferred embodiments.
Reference sign
Ontology 1
Gas passage 11
Interior connector 111
Outer connector 112
Sample channel 12
Sample needle tubing 2
Sample cup 3
Go out air pump 41
Asepwirator pump 42
Motor 5
Spool 6
Spring 7
Filter bowl 8 is isolated
Grinder 9
Specific implementation mode
It is further illustrated the present invention below by the mode of embodiment, but does not therefore limit the present invention to the reality
It applies among a range.In the following examples, the experimental methods for specific conditions are not specified, according to conventional methods and conditions, or according to quotient
Product specification selects.
As shown in Fig. 1-Fig. 7, present embodiment discloses a kind of samplers comprising one for smash the container 1 of sample with
An and sampler for absorbing or discharging gas.
As shown in Figure 1, container includes an ontology 1, ontology 1 is provided with a gas passage 11 and one sampling channel 12, wherein
The sampler is connected to gas passage 11, and absorbs or discharge the gas in container by gas passage 11.
As shown in Figures 2 and 3, the part-structure for smashing the container of sample can be such as blender, ultrasonic grinder
Structure is crushed Deng common, can play the role of smashing sample.A grinder 9, grinder 9 is used to be located at institute in the present embodiment
State the center of container.Wherein, grinder 9 is driven by underlying motor 5, to rotary motion.Certainly, grinder 9
It can be common blender, can also be ultrasonic grinder etc..
As shown in Figure 5 and Figure 6, gas passage 11 include interior connector 111 and outer connector 112, outer connector 112 with take
Sampling device is connected to.
Interior connector 111 is located at the upper end of ontology 1, and sampling Channel 12-Bit is in the lower end of ontology 1.Interior connector 111 is arranged
In the top of ontology 1, sample just may not flow into gas passage 11 and cause to reveal as a result,.In addition, sampling channel 12 is arranged in ontology
1 lower end is conducive to the outflow of sample.
Outer connector 112 is located at the bottom end of ontology 1.Outer connector 112 is arranged is conducive to sampler in the bottom end of ontology 1
Arrangement.
As shown in figure 3, the sampler includes an asepwirator pump 42 and a go out air pump 41, go out air pump 41 and asepwirator pump 42 are
Air pump or liquid pump.Asepwirator pump 42 and go out air pump 41 are connected to gas passage 11.Pass through cutting for asepwirator pump 42 and go out air pump 41
It changes, the switching for being evacuated and deflating may be implemented, to realize the control of sample.
Specifically, asepwirator pump 42 and go out air pump 41 can be connected to by tracheae with outer connector 112.
In other embodiments, can also be the sampler it is a two-way air pump, the two-way air pump and the gas
Body channel is connected to.Two-way air pump can be realized simultaneously pumping and deflation, to realize the control of sample.
As shown in Fig. 2, gas passage 11 and sampling channel 12 are oppositely disposed at the both ends of ontology 1.This setting optimizes
Gas pressure distribution inside container so that the pressure difference between sampling channel 12 and gas passage 11 is sufficiently large, is conducive to the stream of sample
Go out and stops.
As shown in fig. 7, container further includes an isolation filter bowl 8, isolation filter bowl 8 is located at the outside of grinder 9.Powder as a result,
Broken bulky grain sample is blocked in isolation filter bowl 8, ensure that the mobility of the sample of outflow and fine.In addition, gas
It can flow directly out and flow into around isolation filter bowl 8, play the role of pressurization and decompression.
As shown in figure 4, sampling channel 12 is provided with plug valve, plug valve is used to open or closes sampling channel 12.The sampling
Machine further includes sampling needle tubing 2, and sampling needle tubing 2 is connected to sampling channel 12, and opens sampling channel 12 by plug valve.
Plug valve includes spool 6 and spring 7, and sampling needle tubing 2 contradicts and push spool 6, spring 7 to be used to apply one to spool 6
Restoring force.As shown in figure 4, when spool 6 is open, sample just flows into sampling along the gap between spool 6 and sampling channel 12
Needle tubing 2, to realize sample-adding.
When sampling, gas is discharged into container by gas passage 11 for go out air pump 41, at this point, the sample to be sampled in container
Product are under pressure, and thus sample will pass through sampling channel 12 and flow out.At this point, asepwirator pump 42 is by 11 air-breathing of gas passage, at this time
Sample will stop flowing out under negative pressure.It is deflated and is arranged by the suction of sampler, sample outflow can be accurately controlled
Amount.This programme compact overall structure, it is easily stored, it can also accurate convenient automatic sampling in family.
The positive effect of the present invention is that:.It is deflated and is arranged by the suction of sampler, sample can be accurately controlled
The amount of outflow.This programme compact overall structure, it is easily stored, it can also accurate convenient automatic sampling in family.
Claims (14)
1. a kind of sampler, which is characterized in that it includes a container and a sampler for absorbing or discharging gas, institute
State container include an ontology, the ontology be provided with a gas passage and one sampling channel, wherein the sampler with it is described
Gas passage is connected to, and absorbs or discharge the gas in the container by the gas passage.
2. sampler as described in claim 1, which is characterized in that the gas passage includes interior connector and outer connector,
The sampler is connected to the outer connector.
3. sampler as claimed in claim 2, which is characterized in that the interior connector is located at the upper end of the ontology, described
Sampling channel is located at the lower end of the ontology.
4. sampler as claimed in claim 3, which is characterized in that the outer connector is located at the bottom end of the ontology.
5. sampler as claimed in claim 4, which is characterized in that the sampler is connected by tracheae and the outer connector
It is logical.
6. sampler as described in claim 1, which is characterized in that the sampler is a two-way air pump, the two-way gas
Pump is connected to the gas passage.
7. sampler as described in claim 1, which is characterized in that the sampler includes an asepwirator pump and a go out air pump,
The asepwirator pump and the go out air pump are connected to the gas passage.
8. sampler as described in claim 1, which is characterized in that the gas passage and the sampling channel are oppositely disposed
At the both ends of the ontology.
9. the sampler as described in claim 1-8 any one, which is characterized in that the container further includes a grinder, institute
State the center that grinder is located at the container.
10. sampler as claimed in claim 9, which is characterized in that the container further includes an isolation filter bowl, the isolation filter
It is located at the outside of the grinder.
11. the sampler as described in claim 1-8 any one, which is characterized in that the sampling channel is provided with plug valve, institute
It states plug valve and is used to open or closes the sampling channel.
12. sampler as claimed in claim 11, which is characterized in that the sampler includes sampling needle tubing, the sampling probe
Pipe is connected to the sampling channel, and opens the sampling channel by the plug valve.
13. sampler as claimed in claim 12, which is characterized in that the plug valve includes spool and spring, the sampling probe
Pipe contradicts and pushes the spool, the spring to be used to apply a restoring force to the spool.
14. the sampler as described in claim 1-8 any one, which is characterized in that the sampler is air pump or liquid pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710051657.4A CN108332995A (en) | 2017-01-20 | 2017-01-20 | Sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710051657.4A CN108332995A (en) | 2017-01-20 | 2017-01-20 | Sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108332995A true CN108332995A (en) | 2018-07-27 |
Family
ID=62922393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710051657.4A Withdrawn CN108332995A (en) | 2017-01-20 | 2017-01-20 | Sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108332995A (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1484074A (en) * | 1975-07-01 | 1977-08-24 | British Petroleum Co | Liquid sampling apparatus |
| US4831887A (en) * | 1986-01-14 | 1989-05-23 | Thames Water Authority | Automatic sampling machine |
| US5201232A (en) * | 1988-12-29 | 1993-04-13 | Technicon Instruments Corporation | Integrated sampler for closed and open sample containers |
| JPH07181116A (en) * | 1993-12-24 | 1995-07-21 | Bridgestone Corp | Sampling apparatus |
| JP2001116666A (en) * | 1999-10-18 | 2001-04-27 | Eikomu:Kk | Automatic sampling device for biological fluid |
| CN1435687A (en) * | 2002-01-29 | 2003-08-13 | 株式会社岛津制作所 | Automatic sampling machine |
| KR20040059205A (en) * | 2002-12-28 | 2004-07-05 | 주식회사 포스코 | Apparatus for automatic preprocessing volatile organic compound |
| JP2006071455A (en) * | 2004-09-02 | 2006-03-16 | Matsushita Electric Ind Co Ltd | Sampling device and allergen measuring device |
| CN203551338U (en) * | 2013-10-29 | 2014-04-16 | 郑州光力科技股份有限公司 | Gas sampling mechanism for measuring device and measuring device with gas sampling mechanism |
| CN104040330A (en) * | 2012-01-13 | 2014-09-10 | 株式会社岛津制作所 | Autosampler |
| CN203916216U (en) * | 2014-06-25 | 2014-11-05 | 浙江华峰热塑性聚氨酯有限公司 | A kind of basket filter |
| CN204188404U (en) * | 2014-11-19 | 2015-03-04 | 许昌学院 | The quantitative automatic taking device of a kind of solid sample |
| CN104634621A (en) * | 2015-02-15 | 2015-05-20 | 中国石油大学(北京) | High-pressure trace gas sampling analyzer |
| CN205037639U (en) * | 2015-09-17 | 2016-02-17 | 安徽美芝精密制造有限公司 | Reservoir |
| US20160076977A1 (en) * | 2013-04-30 | 2016-03-17 | Freeslate, Inc. | Methods for sampling from non-atmospheric vessels in a parallel reactor system |
| CN205749306U (en) * | 2016-07-06 | 2016-11-30 | 山东嘉源检测技术有限公司 | Dining room food inspection device |
| CN106289873A (en) * | 2015-05-22 | 2017-01-04 | 中国石油化工股份有限公司 | For to the sampler of the fluid sampling in container and using method thereof |
| CN206531678U (en) * | 2017-01-20 | 2017-09-29 | 上海溯源生物技术有限公司 | Sampler |
-
2017
- 2017-01-20 CN CN201710051657.4A patent/CN108332995A/en not_active Withdrawn
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1484074A (en) * | 1975-07-01 | 1977-08-24 | British Petroleum Co | Liquid sampling apparatus |
| US4831887A (en) * | 1986-01-14 | 1989-05-23 | Thames Water Authority | Automatic sampling machine |
| US5201232A (en) * | 1988-12-29 | 1993-04-13 | Technicon Instruments Corporation | Integrated sampler for closed and open sample containers |
| JPH07181116A (en) * | 1993-12-24 | 1995-07-21 | Bridgestone Corp | Sampling apparatus |
| JP2001116666A (en) * | 1999-10-18 | 2001-04-27 | Eikomu:Kk | Automatic sampling device for biological fluid |
| CN1435687A (en) * | 2002-01-29 | 2003-08-13 | 株式会社岛津制作所 | Automatic sampling machine |
| KR20040059205A (en) * | 2002-12-28 | 2004-07-05 | 주식회사 포스코 | Apparatus for automatic preprocessing volatile organic compound |
| JP2006071455A (en) * | 2004-09-02 | 2006-03-16 | Matsushita Electric Ind Co Ltd | Sampling device and allergen measuring device |
| CN104040330A (en) * | 2012-01-13 | 2014-09-10 | 株式会社岛津制作所 | Autosampler |
| US20160076977A1 (en) * | 2013-04-30 | 2016-03-17 | Freeslate, Inc. | Methods for sampling from non-atmospheric vessels in a parallel reactor system |
| CN203551338U (en) * | 2013-10-29 | 2014-04-16 | 郑州光力科技股份有限公司 | Gas sampling mechanism for measuring device and measuring device with gas sampling mechanism |
| CN203916216U (en) * | 2014-06-25 | 2014-11-05 | 浙江华峰热塑性聚氨酯有限公司 | A kind of basket filter |
| CN204188404U (en) * | 2014-11-19 | 2015-03-04 | 许昌学院 | The quantitative automatic taking device of a kind of solid sample |
| CN104634621A (en) * | 2015-02-15 | 2015-05-20 | 中国石油大学(北京) | High-pressure trace gas sampling analyzer |
| CN106289873A (en) * | 2015-05-22 | 2017-01-04 | 中国石油化工股份有限公司 | For to the sampler of the fluid sampling in container and using method thereof |
| CN205037639U (en) * | 2015-09-17 | 2016-02-17 | 安徽美芝精密制造有限公司 | Reservoir |
| CN205749306U (en) * | 2016-07-06 | 2016-11-30 | 山东嘉源检测技术有限公司 | Dining room food inspection device |
| CN206531678U (en) * | 2017-01-20 | 2017-09-29 | 上海溯源生物技术有限公司 | Sampler |
Non-Patent Citations (1)
| Title |
|---|
| 梁志荣;李忠诚;刘江;李伟;魏祥;: "三轴水泥土搅拌桩深层取样装置研制及其应用", 地下空间与工程学报, no. 2, pages 1741 - 1745 * |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180727 |