CN110568130A - Full-automatic multichannel particulate matter resuspension device that carries out - Google Patents
Full-automatic multichannel particulate matter resuspension device that carries out Download PDFInfo
- Publication number
- CN110568130A CN110568130A CN201910961427.0A CN201910961427A CN110568130A CN 110568130 A CN110568130 A CN 110568130A CN 201910961427 A CN201910961427 A CN 201910961427A CN 110568130 A CN110568130 A CN 110568130A
- Authority
- CN
- China
- Prior art keywords
- sampling
- resuspension
- sample
- platform
- channel
- 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.)
- Pending
Links
- 239000013618 particulate matter Substances 0.000 title claims abstract description 8
- 238000005070 sampling Methods 0.000 claims abstract description 113
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000002699 waste material Substances 0.000 claims description 18
- 238000007664 blowing Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 description 36
- 238000000034 method Methods 0.000 description 12
- 238000005259 measurement Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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
- G01N1/28—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
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0011—Sample conditioning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0029—Cleaning of the detector
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a full-automatic multichannel particulate matter resuspension device, which relates to the technical field of atmospheric environment monitoring and protection and comprises a sample inlet, a sample introduction channel, a resuspension tank and a sampling platform; the sampling platform is connected with the bottom end of the resuspension tank in a sealing way; the sampling platform is provided with a sampling head, the lower end of the sampling platform is provided with an upper film barrel, a storage barrel and a film changing mechanical arm, a plurality of sampling films are placed in the upper film barrel, the sampling films are stored in the storage barrel to complete sampling, and the film changing mechanical arm is used for unloading the upper films of the sampling films. The invention has high automation degree and various sample types, and can greatly improve the work efficiency of particle resuspension.
Description
Technical Field
The invention relates to the technical field of atmospheric environment monitoring and protection, in particular to a full-automatic multi-channel particulate resuspension device.
Background
At present, each large environmental monitoring station and colleges in China need to research the environmental air particulate matters after sampling and resuspending every year, and thus, the nation invests a great deal of capital for the research. At present, the resuspension device used in most areas is generally a semi-automatic device or a single-channel device, consumes a large amount of manpower and material resources, has low working efficiency and consumes a large amount of time.
Disclosure of Invention
The invention aims to provide a full-automatic multi-channel particulate resuspension device, which is used for solving the problems in the prior art, has high automation degree and various sample types, and can greatly improve the working efficiency of particulate resuspension.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a full-automatic multi-channel particle resuspension device, which comprises a sample inlet, a sample introduction channel, a resuspension tank and a sampling platform, wherein the sample inlet is communicated with the sample introduction channel; the sampling platform is connected with the bottom end of the resuspension tank in a sealing way; the sampling platform is provided with a sampling head, the lower end of the sampling platform is provided with an upper film barrel, a storage barrel and a film changing mechanical arm, a plurality of sampling films are placed in the upper film barrel, the sampling films are stored in the storage barrel to complete sampling, and the film changing mechanical arm is used for unloading the upper films of the sampling films.
Preferably, the sample inlet is connected to a blowing sample pump, and the blowing sample pump is connected to the plurality of sample inlets through a plurality of solenoid valves.
preferably, the sample introduction channel is connected with a first waste sample collecting bottle, and a first air pump is arranged between the first waste sample collecting bottle and the sample introduction channel.
Preferably, the bottom end of the resuspension tank is connected with a second waste sample collection bottle through a second air pump.
Preferably, the upper film barrel and the storage barrel are made of plastic materials and are fixed at the lower end of the sampling platform through a metal frame.
Preferably, the lower end of the sampling platform is connected with an automatic lifting frame for realizing automatic lifting of the sampling platform.
Preferably, the automatic lifting frame is connected with a lifting motor.
Preferably, the sampling platform is connected with a third air pump.
Compared with the prior art, the invention has the following technical effects:
The invention realizes the full-automatic continuous resuspension process of multi-channel and multi-sample, reduces the process of human participation, and simultaneously increases the exhaust gas pump and greatly increases the accuracy of measurement. This patent can liberate the manpower widely, improves the work efficiency of particulate matter resuspension again.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a fully automatic multi-channel particulate resuspension device of the present invention;
FIG. 2 is a schematic structural diagram of a sampling platform according to the present invention;
Wherein, 1, sample entry, 2, first aspiration pump, 3, second aspiration pump, 4, the useless appearance receiving flask of second, 5, go up the membrane bucket, 6, the bucket, 7, trade membrane arm, 8, sampling platform, 9, third aspiration pump, 10, blow in the sample pump, 11, solenoid valve, 12, the useless appearance receiving flask of first, 13, resuspension jar, 14, automatic crane, 15, elevator motor, 16, mounting platform.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
As shown in fig. 1-2, the embodiment provides a full-automatic multi-channel particulate resuspension device, which includes a sample inlet 1, a sample introduction channel, a resuspension tank 13 and a sampling platform 8; a resuspension tank 13, a tank body for resuspending particulate matter; the sample inlets 1 are provided with a plurality of particle samples for storing and entering various or a plurality of particle samples, so that the automatic entering of the plurality of particle samples is realized; the sample inlets 1 are communicated with the top end of the resuspension tank 13 through the sample feeding channel, the sampling platform 8 is arranged on a mounting platform 16, and the mounting platform 16 is hermetically connected with the bottom end of the resuspension tank 13; be provided with the sampling head on the sampling platform 8, the lower extreme is provided with membrane bucket 5, bucket 6 and trades membrane arm 7, be used for placing many sampling membranes in going up membrane bucket 5, be used for the storage to accomplish the sampling membrane of sampling in the bucket 6, it unloads the membrane to trade the last membrane that membrane arm 7 is used for realizing the sampling membrane.
In this embodiment, the sample inlet 1 is connected to a blowing sample pump 10 for blowing the sample into the resuspension tank 13 rapidly; the blowing sample pump 10 is connected to the plurality of sample inlets 1 through a plurality of electromagnetic valves 11, and switching of sample introduction is realized by opening and closing each electromagnetic valve 11. Specifically, the blowing sample pump 10 is connected with the electromagnetic valve 11 through a rubber hose, and the electromagnetic valve 11 is connected with the sample inlet 1 through a teflon hose or an acrylic pipe.
In this embodiment, the sample introduction channel is connected with a first waste sample collection bottle 12, and a first air pump 2 is arranged between the first waste sample collection bottle 12 and the sample introduction channel; in order to ensure accurate data, after a sample enters the resuspension tank 13 and the sample introduction channel is closed, the first air pump 2 is opened to draw out waste samples in the sample introduction channel and the waste samples are collected by the first waste sample collecting bottle 12; wherein the air pump and the waste sample collecting bottle are hard connected by a plastic pipe, the following steps are the same.
In this embodiment, the bottom end of the resuspension tank 13 is connected to a second waste sample collection bottle 4 through a second air pump 3; after the resuspension is completed, in order to ensure that the data is accurate and the previous process sample is not left in the resuspension tank 13, after the previous suspension process is finished, the second air pump 3 is opened, the waste sample in the tank body is pumped out, and the waste sample is collected by the second waste sample collecting bottle 4, so that the accuracy is improved. Specifically, the air pump is a common industrial air pump, and the second air pump 3 is a powerful air pump.
In this embodiment, the upper film barrel 5 and the storage barrel 6 are made of plastic materials and are fixed at the lower end of the sampling platform 8 through a metal frame; the film feeding barrel 5 can be used for placing a plurality of sampling films, and when the sampling film feeding barrel is used, the sampling films are placed on the sampling platform 8 through the mechanical arm, so that the automatic film feeding process is realized; storage bucket 6, after the sampling, through the arm with the sampling membrane storage on the sampling platform 8 in this bucket, realize many automatic storage functions of sample.
In this embodiment, trade membrane arm 7 and be a rotatory liftable hydraulic stem, lie in storage bucket 6 and the minimum of last membrane bucket 5 during normal sampling, before the sampling begins, trade the lifting of membrane arm 7, take out the sampling membrane from last membrane bucket 5 and place sampling platform 8 on, after the sampling, the hydraulic stem lifting to sampling platform 8 takes off the sampling membrane rotatory to storage bucket 6, moves to initial lowest position after putting down the diaphragm. The above steps are repeated after sampling.
In this embodiment, the lower end of the sampling platform 8 is connected with an automatic lifting frame 14 for realizing automatic lifting of the sampling platform 8, so as to facilitate placement and replacement of the sampling membrane; the automatic lifting frame 14 is connected with a lifting motor 15. The automatic lifting frame 14 is a support which is driven by a driving motor and can stretch up and down, and mainly has the effect that the sampling platform 8 moves up and down, and the automatic lifting frame 14 is welded at the bottommost part of the mounting platform 16.
In this embodiment, the sampling platform 8 is connected to a third air pump 9, and the particulate matter in the resuspension tank 13 is pumped to a sampling membrane of the sampling platform 8 for sampling; the sampling platform 8 is directly welded on the mounting platform 16, and the sampling head on the sampling platform can be replaced at will according to needs, and is preferably used for sampling various types of particulate matters such as PM10, PM2.5 and the like.
Specifically, the sampling platform 8 is an existing special platform for manually sampling particulate matters, the upper part of the sampling platform determines the sampling type, such as PM10 or PM2.5, through combination of different sampling heads, the lower end of the sampling platform 8 is provided with a port which is directly connected with an air suction pump, and the air suction pump can provide different flow rates as required.
In this embodiment, the sample introduction channel and the resuspension tank 13 are made of stainless steel and are directly connected to each other.
The full-automatic multichannel particulate matter resuspension device that carries out in this embodiment's working process is as follows:
During the use, will descend automatic lifting frame 14 earlier, with the sampling membrane respectively put into a plurality of last membrane buckets 5 back (go up membrane bucket 5 and bucket 6 and be provided with the multiunit), will rise automatic lifting frame 14 to with 13 zonulae occludens prevent gas leakage again, and place required PM10, PM2.5 sampling head on sampling platform 8.
respectively putting samples to be suspended into the sample inlets 1 of A-G numbers, starting the sample blowing pump 10 and the electromagnetic valve 11, controlling the different electromagnetic valves 11 to feed the samples in different channels into and out of the sample feeding channel in a grading way, simultaneously opening the body of the resuspension tank 13, and closing the body of the resuspension tank 13 after waiting for 2-3 minutes. And opening the first air pump 2, and pumping the residual particle sample in the sample feeding channel to the first waste sample collecting bottle 12 for collection.
After entering the resuspension tank 13, the sample is naturally settled for 5-10 minutes to be naturally settled on the sampling platform 8, then the air pump is opened to pump the sample to the sampling membrane of the sampling platform 8 as much as possible, then the membrane replacing mechanical arm 7 can place the sampling membrane of the sampling platform 8 in the storage tank, and the new sampling membrane is taken out from the upper membrane tank 5 and is placed at the sampling platform 8 after the connection between the sampling tank body (resuspension tank 13) and the sampling platform 8 is closed. The second suction pump 3 is then turned on to draw the residual sample from the canister into the second waste collection bottle 4. The method is a suspension sampling process of one sample, and a plurality of samples only need to be circulated in the process.
As shown in fig. 2, different sampling heads (PM10, PM2.5, which is prior art) can be placed on the sampling platform 8, but only one sampling head can be placed on each individual sampling platform 8. 8 left sides of sampling platform are membrane bucket 5, and the sampling membrane is placed in membrane bucket 5 before the sampling, can convey sampling membrane 8 in the membrane bucket 5 through trading membrane arm 7 before the appearance of advance. The right side of the sampling platform 8 is provided with a storage barrel 6, after sampling is finished at each time, the sampling membrane of the sampling platform 8 is conveyed to the storage barrel 6 through the membrane replacing mechanical arm 7, and the process is finished. Two sides of the whole mounting platform 16 are designed to be sealing rubber pads, so that the mounting platform 16 is directly and tightly connected with the tank body, no air leakage exists, and the accuracy of sampling data is ensured. (wherein the top mold barrel 5, the storage barrel 6 and the sampling platform 8 are of equal size, as shown in FIG. 2 for ease of visualization)
In addition, the inlet of the resuspension tank 13 and the port of the sampling platform 8 can be selected to be in a cabin door form or a switch valve, so long as the opening and the closing can be realized.
the multi-channel sample inlet 1 is added, so that the full-automatic resuspension process of a plurality of samples can be realized, and the participation of manpower is not needed; the first air pump 2 is added, so that residual waste samples in the sample feeding channel can be effectively cleaned, and the measurement precision of the samples is improved; the second air pump 3 is added, so that residual particles in the resuspension tank 13 can be effectively cleaned, and the measurement accuracy can be effectively improved; the film feeding barrel 5, the storage barrel 6 and the film changing mechanical arm 7 are additionally arranged, so that the automatic sampling and storage of the sampling film can be realized, the efficiency is greatly improved, and the full-automatic sampling and storage are realized.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. The utility model provides a full-automatic multichannel particulate matter resuspension device that carries out which characterized in that: comprises a sample inlet, a sample introduction channel, a resuspension tank and a sampling platform; the sampling platform is connected with the bottom end of the resuspension tank in a sealing way; the sampling platform is provided with a sampling head, the lower end of the sampling platform is provided with an upper film barrel, a storage barrel and a film changing mechanical arm, a plurality of sampling films are placed in the upper film barrel, the sampling films are stored in the storage barrel to complete sampling, and the film changing mechanical arm is used for unloading the upper films of the sampling films.
2. The fully automated multi-channel particulate resuspension device of claim 1, wherein: the sample inlet is connected with a blowing sample pump, and the blowing sample pump is respectively connected with the plurality of sample inlets through a plurality of electromagnetic valves.
3. The fully automated multi-channel particulate resuspension device of claim 1, wherein: the sampling channel is connected with a first waste sample collecting bottle, and a first air pump is arranged between the first waste sample collecting bottle and the sampling channel.
4. A device for full-automatic multi-channel particulate resuspension as in claim 3, wherein: the bottom of resuspension jar is connected with the useless sample receiving flask of second through the second aspiration pump.
5. the fully automated multi-channel particulate resuspension device of claim 1, wherein: the upper film barrel and the storage barrel are made of plastic materials and are fixed at the lower end of the sampling platform through a metal frame.
6. The fully automated multi-channel particulate resuspension device of claim 5, wherein: the lower extreme of sampling platform is connected with automatic crane for realize the automatic rising of sampling platform.
7. The fully automated multi-channel particulate resuspension device of claim 6, wherein: the automatic lifting frame is connected with a lifting motor.
8. The fully automated multi-channel particulate resuspension device of claim 7, wherein: and the sampling platform is connected with a third air pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910961427.0A CN110568130A (en) | 2019-10-11 | 2019-10-11 | Full-automatic multichannel particulate matter resuspension device that carries out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910961427.0A CN110568130A (en) | 2019-10-11 | 2019-10-11 | Full-automatic multichannel particulate matter resuspension device that carries out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110568130A true CN110568130A (en) | 2019-12-13 |
Family
ID=68784650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910961427.0A Pending CN110568130A (en) | 2019-10-11 | 2019-10-11 | Full-automatic multichannel particulate matter resuspension device that carries out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110568130A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN203785914U (en) * | 2014-04-22 | 2014-08-20 | 陕西正大电子科技有限公司 | Particulate matter resuspension sampling device |
| CN204988958U (en) * | 2015-07-22 | 2016-01-20 | 王加奥 | Atmospheric particulates monitoring devices |
| CN206583655U (en) * | 2017-01-23 | 2017-10-24 | 安徽蓝盾光电子股份有限公司 | A kind of ambient air particulate matter Automatic change film sampling apparatus |
| CN210803414U (en) * | 2019-10-11 | 2020-06-19 | 天津市生态环境监测中心 | Full-automatic multichannel particulate matter resuspension device that carries out |
-
2019
- 2019-10-11 CN CN201910961427.0A patent/CN110568130A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN203785914U (en) * | 2014-04-22 | 2014-08-20 | 陕西正大电子科技有限公司 | Particulate matter resuspension sampling device |
| CN204988958U (en) * | 2015-07-22 | 2016-01-20 | 王加奥 | Atmospheric particulates monitoring devices |
| CN206583655U (en) * | 2017-01-23 | 2017-10-24 | 安徽蓝盾光电子股份有限公司 | A kind of ambient air particulate matter Automatic change film sampling apparatus |
| CN210803414U (en) * | 2019-10-11 | 2020-06-19 | 天津市生态环境监测中心 | Full-automatic multichannel particulate matter resuspension device that carries out |
Non-Patent Citations (1)
| Title |
|---|
| 钟琪等: "新型大气颗粒物自动换膜采样装置研究", 《电子测量与仪器学报》, vol. 32, no. 4, 30 April 2018 (2018-04-30), pages 8 - 9 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210803414U (en) | Full-automatic multichannel particulate matter resuspension device that carries out | |
| CN112094839B (en) | Automatic cell magnetic sorting method and device | |
| WO2023284580A1 (en) | Quantitative, sterile and disposable automatic cell sampling device and method | |
| CN110568130A (en) | Full-automatic multichannel particulate matter resuspension device that carries out | |
| CN212159203U (en) | Sampling device for liquid repeatable sterilization | |
| CN211069216U (en) | Multi-connected vacuum suction filter | |
| CN208223742U (en) | A kind of sealing test equipment | |
| CN205019802U (en) | A vacuum suction device | |
| CN209619328U (en) | A kind of biologic medical liquid relief workbench | |
| CN102049397A (en) | Method and device for cleaning capillary of automatic sampler | |
| CN209322849U (en) | A kind of separating extraction device and separation and Extraction system | |
| CN103878061A (en) | Full-automatic magnetic separation device | |
| CN216747039U (en) | Full-automatic sample pretreatment device | |
| CN215727009U (en) | Device for moving liquid sample | |
| CN212459005U (en) | Automatic sampling device for liquid samples | |
| CN101972618A (en) | Device for adding powdery material into reactor | |
| CN210796476U (en) | Automatic liquid treatment workstation system for PCR product purification | |
| CN213327623U (en) | Automatic enrichment liquid manufacturing device for microbial cultivation | |
| CN114166609A (en) | Full-automatic sample pretreatment device | |
| CN203683543U (en) | Downward liquid discharging type disposable multifunctional microorganism sampler | |
| CN202105666U (en) | Biosafety cabinet | |
| CN201815294U (en) | Device for adding powdered material in reactor | |
| CN210922975U (en) | Tool for detecting air tightness of plate-fin heat exchanger | |
| CN217981373U (en) | Extraction device for sample pretreatment | |
| CN219400216U (en) | Automatic pipetting device |
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 |