CN110243626A - A kind of practical Atmospheric particulates sampling cutter system and application method - Google Patents
A kind of practical Atmospheric particulates sampling cutter system and application method Download PDFInfo
- Publication number
- CN110243626A CN110243626A CN201910442657.6A CN201910442657A CN110243626A CN 110243626 A CN110243626 A CN 110243626A CN 201910442657 A CN201910442657 A CN 201910442657A CN 110243626 A CN110243626 A CN 110243626A
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- China
- Prior art keywords
- filter membrane
- plate
- support plate
- membrane support
- atmospheric particulates
- 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.)
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Links
- 238000005070 sampling Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 130
- 239000002245 particle Substances 0.000 claims abstract description 25
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229920001971 elastomer Polymers 0.000 claims abstract description 6
- 239000005060 rubber Substances 0.000 claims abstract description 6
- 230000001186 cumulative effect Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 11
- 239000013618 particulate matter Substances 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011241 protective layer Substances 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
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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
The invention discloses a kind of practical Atmospheric particulates sampling cutter system and application methods: being made of Atmospheric particulates sampling cutter and filter membrane protection package; Atmospheric particulates sampling cutter includes particles collision plate and filter membrane support plate; particles collision plate and filter membrane support plate are fixed by rotary shaft; filter mantle is equipped at the top of rotary shaft, bottom particles collision flat plate bottom is equipped with support column；Each layer filter membrane support plate can rotate around the axis of rotation 180 °, each layer filter membrane support plate edge matches the flange buckle of adjustable compactness, each layer filter membrane support plate opens side edge and is respectively provided with outer casing, each outer casing inner surface lower edges are respectively provided with cushion rubber, and each layer filter membrane support plate is respectively provided with clamp aperture；It includes tin-foil plate and envelope that filter membrane, which protects package,.The present invention can not only easily replace filter membrane, improve working efficiency, and can reduce experimental data error, improve the accuracy of monitoring data.
Description
Technical field
The present invention relates to surrounding air fields, and more specifically, it relates to a kind of practical Atmospheric particulates sampling cuttings
Device system and application method.
Background technique
Currently, well known atmosphere particulate matter sampler passes through filter membrane weight method according to national regulation and industry standard specification
It traps environment total suspended particle (such as TSP, PM10, PM2.5, PM5).Meet GB/T15432-1995 surrounding air always to hang
The Intelligent air of the measurement gravimetric method of floating particles object, HJ/T374-2007 overall suspended pellet sampler technical requirements and detection method
Gas overall suspended pellet sampler is current widely used acquisition instrument, and atmosphere particulate matter cutter construction therein is
By cutter head-shield, particles collision plate and filter membrane the support plate of several different pore sizes are connected in series by screw threads for fastening.
Outdoors when collection in worksite Atmospheric particulates, needs to unscrew each atmosphere cutter for particles filter membrane support plate step by step, place
New filter membrane, after to be monitored, it is still necessary to unscrew each atmosphere cutter for particles filter membrane support plate taking-up step by step and be loaded with
The filter membrane of particulate matter, the filter membrane more renewed.When monitoring frequency height, when monitoring larger, replacement filter membrane will expend largely
Time reduces working efficiency, while being easy to obscure the number of each layer of filter membrane, and unscrewing each layer filter membrane support plate mistake
Cheng Shi, cutter are shaken, and the particulate matter in the cutting phase is shaken off to the particulate matter on filter membrane or on filter membrane and is more renewing filter
Shaken off when film, cause the error of experimental data, influences particle monitoring accuracy.
Summary of the invention
In order to overcome existing atmosphere particulate matter cutter replacement filter membrane inconvenience and easily cause experimental data error not
Foot proposes a kind of practical Atmospheric particulates sampling cutter system and application method, can not only easily replace filter membrane, mention
High working efficiency, and can reduce experimental data error, improve monitoring data accuracy.
The purpose of the present invention can be achieved through the following technical solutions.
The practical Atmospheric particulates sampling cutter system of the present invention, is protected by Atmospheric particulates sampling cutter and filter membrane
Package composition, the Atmospheric particulates sampling cutter includes the particles collision plate and filter membrane being longitudinally arranged alternately along coaxial line
Plate is supported, the quantity of the particles collision plate is greater than the quantity of filter membrane support plate, the particles collision plate and filter membrane
Support plate is fixed by the rotary shaft that edge longitudinal is arranged, and is fixedly installed filter mantle at the top of the rotary shaft, the bottom
Particles collision flat plate bottom is fixedly installed support column, the filter mantle, particles collision plate, filter membrane support plate and support column
Edge is coaxially set；The filter membrane support plate of each layer can rotate around the axis of rotation 180 °, and the filter membrane of each layer supports plate edge
It is provided with the flange buckle of adjustable compactness, and flange buckle is set to the opposite face of rotary shaft, the filter membrane support of each layer is flat
Plate opens side edge and is provided with outer casing, and each outer casing inner surface lower edges are provided with cushion rubber, each layer filter membrane support
Plate is provided with the clamp aperture of Convenient tweezers clamping filter membrane；
Filter membrane protection package includes tin-foil plate for wrapping up filter membrane and with markd envelope, the tin-foil plate patch
There is number.
The outer casing and filter membrane support plate one-pass molding.
The outer casing is set between flange buckle and rotary shaft.
Matcoveredn is set outside the rotary shaft.
The envelope front is printed on the essential attribute information of record sampling membrane, including when sample, operating condition, sampling
Between, cloud amount, mean temperature, relative humidity, atmospheric pressure, sampling people's name, date collected, cumulative volume and mark condition volume；It is described
Envelope reverse side is printed on the weight information table of record filter membrane before and after sampling.
The purpose of the present invention can be also achieved through the following technical solutions.
The application method of the practical Atmospheric particulates sampling cutter system of the present invention, comprising the following steps:
Step 1: rotary flange buckle unlocks filter membrane support plate, filter membrane support plate is rotated around the axis of rotation 180 °；
Step 2: taking out the filter membrane in filter membrane protection package in corresponding tin-foil plate with tweezers, it is placed on filter membrane in order
It supports on plate；
Step 3: rotation filter membrane supports 180 ° of plate, rotary flange buckle 6 is tightened, and places remaining after the same method
Several filter membranes；
Step 4: rotary flange buckle 6 unlocks filter membrane support plate, by filter membrane support plate around rotation after sampling
Shaft rotates 180 °；
Step 5: the tweezer point of tweezers is inserted into clamp aperture, filter membrane is picked up, is put back into corresponding tin in filter membrane protection package
In paillon, remaining several filter membranes are fetched after the same method；
Step 6: the essential attribute information of on-the-spot record acquisition sample, takes back laboratory weighing analysis for filter membrane.
Compared with prior art, the beneficial effects brought by the technical solution of the present invention are as follows:
The present invention can be buckled by flange and be unlocked, and rotation filter membrane supports plate, quick-replaceable filter membrane；It is weighted ahead of time
New filter membrane is directly replaced, and sample information directly fills in envelope of surface table.
The present invention is to increase the rotary shaft of Multi-stage rotary, Ke Yidan on the basis of existing Atmospheric particulates sampling cutter
Solely filter membrane support plate is rotated around the axis of rotation, is convenient for changing filter membrane；And by the outer casing outside filter membrane support plate
Cushion rubber and flange buckle guarantee atmosphere particulate matter sampler work when inner sealing, while filter membrane support plate open side
Equipped with small-sized clamp aperture, filter membrane is clamped for Convenient tweezers.Filter membrane after use will individually be sealed and protect in filter membrane
In package, filter membrane protection package outer surface can on-the-spot record sample essential information, prevent and treat each filter membrane and obscure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Atmospheric particulates sampling cutter in the present invention；
Fig. 2 is that filter membrane supports plate rotation profile in the present invention；
Fig. 3 is that filter membrane saves package front schematic view in the present invention；
Fig. 4 is that filter membrane saves package reverse side schematic diagram in the present invention.
Appended drawing reference: 1 protective layer, 2 rotary shafts, 3 cushion rubbers, 4 outer casings, 5 clamp apertures, 6 flanges buckle, 7 particles collisions
Plate, 8 filter membranes support plate, 9 filter mantles, 10 support columns.
Specific embodiment
The invention will be further described with reference to the accompanying drawing.
The practical Atmospheric particulates sampling cutter system of the present invention, is protected by Atmospheric particulates sampling cutter and filter membrane
Package composition.
As depicted in figs. 1 and 2, the Atmospheric particulates sampling cutter includes the particle being longitudinally arranged alternately along coaxial line
It collides plate 7 and filter membrane supports plate 8, the quantity of the particles collision plate 7 is greater than the quantity of filter membrane support plate 8, described
The rotary shaft 2 that particles collision plate 7 and filter membrane support plate 8 are arranged by edge longitudinal is fixed, is arranged outside the rotary shaft 2
Matcoveredn 1 is fixedly installed filter mantle 9 at the top of the rotary shaft 2, the particle of the bottom touches for wrapping up protection rotary shaft 2
It hits 7 bottom of plate and is fixedly installed support column 10, the filter mantle 9, particles collision plate 7, filter membrane support plate 8 and support column
10 edges are coaxially set.
The filter membrane support plate 8 of each layer can independently rotate around the axis of rotation 180 °, reduce in the past because filter membrane supports plate
Layer screw thread rotation improves the efficiency of replacement filter membrane to filter vibration of membrane.Filter membrane support 8 edge of plate of each layer is provided with adjustable
The flange buckle 6 of compactness, can adjusting elasticity degree according to the actual situation, for fastening filter membrane support plate 8, and flange buckles
6 are set to the opposite face of rotary shaft 2, and the filter membrane support plate 8 of each layer opens side edge and is provided with outer casing 4, the outer shield
Plate 4 is set between flange buckle 6 and rotary shaft 2, and the outer casing 4 supports 8 one-pass molding of plate with filter membrane.Each outer casing
4 inner surface lower edges are provided with an arcuation cushion rubber 3, for guaranteeing the inside when work of Atmospheric particulates sampling cutter
Leakproofness.Each layer filter membrane support plate 8 is provided with small-sized clamp aperture 5, and clamp aperture 5 is that filter membrane supports 8 edge of plate
Triangular gap clamps filter membrane for Convenient tweezers.
As shown in Figure 3 and Figure 4, filter membrane protection package includes tin-foil plate for wrapping up filter membrane and with markd letter
Envelope, the tin-foil plate post number.It weighs after filter membrane is dry, is wrapped in be placed in the numbered tin-foil plate of patch of sealing and has
It is saved in the envelope of label.
The envelope front is printed on the essential attribute information of record sampling membrane, including when sample, operating condition, sampling
Between, cloud amount, mean temperature, relative humidity, atmospheric pressure, sampling people's name, date collected, cumulative volume and mark condition volume etc..Institute
State the weight information table that envelope reverse side is printed on record filter membrane before and after sampling.Filter membrane in filter membrane protection package, which will be all sealed in, to be posted
In the tin-foil plate of M1, M2, M3.
The application method of the practical Atmospheric particulates sampling cutter system of the present invention, comprising the following steps:
Step 1: rotary flange buckle 6 unlocks filter membrane support plate 8, filter membrane support plate 8 is rotated around rotary shaft 2
180°；
Step 2: lightly taking out the filter membrane in filter membrane protection package in corresponding tin-foil plate with tweezers, place in order
On filter membrane support plate 8；
Step 3: rotation filter membrane supports 180 ° of plate, rotary flange buckle 6 is tightened, and places remaining after the same method
Several filter membranes；
Step 4: rotary flange buckle 6 unlocks filter membrane support plate 8 after sampling, filter membrane support plate 8 is surrounded
Rotary shaft 2 rotates 180 °；
Step 5: the tweezer point of tweezers is inserted into clamp aperture 5, filter membrane is lightly picked up, is put back into filter membrane protection package
In corresponding tin-foil plate, remaining several filter membranes are fetched after the same method；
Step 6: the essential attribute information of on-the-spot record acquisition sample, takes back laboratory weighing analysis for filter membrane.
Although above in conjunction with attached drawing, invention has been described, and the invention is not limited to above-mentioned, above-mentioned is specific
Embodiment is only schematical, rather than restrictive, and those skilled in the art under the inspiration of the present invention, go back
Many forms can be made, all of these belong to the protection of the present invention.
Claims (6)
1. a kind of practical Atmospheric particulates sampling cutter system protects package by Atmospheric particulates sampling cutter and filter membrane
Composition, which is characterized in that the Atmospheric particulates sampling cutter includes that the particles collision being longitudinally arranged alternately along coaxial line is put down
Plate (7) and filter membrane support plate (8), the quantity of the particles collision plate (7) are greater than the quantity of filter membrane support plate (8), institute
It is fixed to state the rotary shaft (2) that particles collision plate (7) and filter membrane support plate (8) are arranged by edge longitudinal, the rotary shaft
(2) top is fixedly installed filter mantle (9), and particles collision plate (7) bottom of the bottom is fixedly installed support column (10), institute
Filter mantle (9), particles collision plate (7), filter membrane support plate (8) and support column (10) edge is stated to be coaxially set；The filter of each layer
Film supports plate (8) can rotate 180 ° around rotary shaft (2), and filter membrane support plate (8) edge of each layer is provided with adjustable
The flange of compactness buckles (6), and flange buckle (6) is set to the opposite face of rotary shaft (2), and the filter membrane of each layer supports plate
(8) it opens side edge to be provided with outer casing (4), each outer casing (4) inner surface lower edges are provided with cushion rubber (3), respectively
Layer filter membrane support plate (8) is provided with the clamp aperture (5) of Convenient tweezers clamping filter membrane；
Filter membrane protection package includes tin-foil plate for wrapping up filter membrane and with markd envelope, and the tin-foil plate posts volume
Number.
2. practical Atmospheric particulates sampling cutter system according to claim 1, which is characterized in that the outer casing
(4) plate (8) one-pass molding is supported with filter membrane.
3. practical Atmospheric particulates sampling cutter system according to claim 1, which is characterized in that the outer casing
(4) it is set between flange buckle (6) and rotary shaft (2).
4. practical Atmospheric particulates sampling cutter system according to claim 1, which is characterized in that the rotary shaft
(2) external that matcoveredn (1) is set.
5. practical Atmospheric particulates sampling cutter system according to claim 1, which is characterized in that the envelope is just
Face is printed on the essential attribute information of record sampling membrane, including sample, operating condition, sampling time, cloud amount, mean temperature, phase
To humidity, atmospheric pressure, sampling people's name, date collected, cumulative volume and mark condition volume；The envelope reverse side is printed on record sampling
The weight information table of front and back filter membrane.
6. the user of practical Atmospheric particulates sampling cutter system described in a kind of any one of the claims 1 to 5
Method, which comprises the following steps:
Step 1: rotary flange buckle (6) unlocks filter membrane support plate (8), filter membrane support plate (8) is surrounded into rotary shaft (2)
180 ° of rotation；
Step 2: taking out the filter membrane in filter membrane protection package in corresponding tin-foil plate with tweezers, it is placed on filter membrane support in order
On plate (8)；
Step 3: rotation filter membrane supports (8) 180 ° of plate, rotary flange buckle (6) is tightened, and places remaining after the same method
Several filter membranes；
Step 4: rotary flange buckle (6) unlocks filter membrane support plate (8) after sampling, filter membrane support plate (8) is enclosed
180 ° are rotated around rotary shaft (2)；
Step 5: the tweezer point of tweezers is inserted into clamp aperture (5), filter membrane is picked up, is put back into corresponding tin in filter membrane protection package
In paillon, remaining several filter membranes are fetched after the same method；
Step 6: the essential attribute information of on-the-spot record acquisition sample, takes back laboratory weighing analysis for filter membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910442657.6A CN110243626A (en) | 2019-05-25 | 2019-05-25 | A kind of practical Atmospheric particulates sampling cutter system and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910442657.6A CN110243626A (en) | 2019-05-25 | 2019-05-25 | A kind of practical Atmospheric particulates sampling cutter system and application method |
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| Publication Number | Publication Date |
|---|---|
| CN110243626A true CN110243626A (en) | 2019-09-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910442657.6A Pending CN110243626A (en) | 2019-05-25 | 2019-05-25 | A kind of practical Atmospheric particulates sampling cutter system and application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021093975A1 (en) * | 2019-11-15 | 2021-05-20 | Nanopharm Limited | Apparatus for collection of particles of an inhalable formulation |
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| CN212110801U (en) * | 2020-04-21 | 2020-12-08 | 河北大学 | Atmospheric particulate collection device |
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| CN201508291U (en) * | 2009-04-21 | 2010-06-16 | 青岛崂山电子仪器总厂有限公司 | Cutter for particles |
| CN101692021A (en) * | 2009-10-21 | 2010-04-07 | 武汉市天虹仪表有限责任公司 | Single-channel multi-functional intermediate-volume atmospheric particulate cascade sampling cutter |
| CN102589937A (en) * | 2012-02-01 | 2012-07-18 | 武汉智迅创源科技发展股份有限公司 | Air monitoring and classified sampling method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114829898A (en) * | 2019-11-15 | 2022-07-29 | 纳米制药有限公司 | Apparatus for collecting particles of an inhalable formulation |
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