CN206378330U - A kind of secondary suspension of particulate matter, grading sampling device - Google Patents
A kind of secondary suspension of particulate matter, grading sampling device Download PDFInfo
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- CN206378330U CN206378330U CN201621482523.5U CN201621482523U CN206378330U CN 206378330 U CN206378330 U CN 206378330U CN 201621482523 U CN201621482523 U CN 201621482523U CN 206378330 U CN206378330 U CN 206378330U
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- particulate matter
- cyclone separator
- suspension
- sampling device
- grading
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Abstract
A kind of secondary suspension of particulate matter, grading sampling device, in environmental monitoring, including cyclone separator, suspension box and sampler, air compressor is connected on cyclone separator cavity wall, top is provided with sample funnel, and cyclone separator carries out scalping to particulate matter, and suspension box is used to carry out secondary grading to particulate matter, using secondary levigation, bulky grain dust is filtered out, prevents bulky grain dust from blocking sampling head, the utility model is simple in construction, it is easy to operate, it is adaptable to industrialized production.
Description
Technical field
The utility model is related to a kind of Environmental Monitoring Experiment device, and in particular to primary particulate is secondary to suspend, is classified and adopts
Sampling device.
Background technology
In recent years, the air dirt based on haze is increasingly severe, or even causes industry stopping production, school closure, serious shadow
Economic development and daily life are rung, haze turns into the environmental problem for being badly in need of solving.Primary particulate is the main shape of haze
Into thing.Different regions, different discharge of pollutant sources primary particulate composition difference it is huge, these primary particles mainly include industry
Coal-fired (villages within the city's heating) flue dust of coal-burning boiler (thermal power plant) flyash, uncontrollable discharge, motor vehicle (family saloon) tail gas, work
Industry (cement plant) dust, building airborne dust etc..Realize the further investigation to haze, the gatherer process of Atmospheric particulates and once
The settling flux sample grading of grain thing is all essential link.
At present, the device gathered for Atmospheric particulates can realize the direct collection to different diameter airborne particle substantially.
However, because primary particulate scope is wide, low intensity, easily by such environmental effects, it is more difficult to be directly separated and collect different-grain diameter
Aerosol sample, therefore, is analyzed the classification process of primary particulate as research primary particulate property and toxic component
It is crucial.
Utility model content
There is provided a kind of secondary suspension of particulate matter, grading sampling device, Yi An for the defect of prior art for the utility model
Dress, it is easy to operate, facilitate disassembly, cleaning.
Technical problem described in the utility model is solved by following technical problem：
A kind of secondary suspension of particulate matter, grading sampling device, including suspension box and sampler, sampler are arranged on suspension box
Bottom, sets up cyclone separator, and the cyclone separator includes depositing dust funnel and cyclone separator cavity, and depositing dust funnel is arranged on
Air compressor is connected on cyclone separator cavity bottom, cyclone separator cavity wall, top is provided with sample funnel, whirlwind point
Suspension box is connected by pipeline from device.
The above-mentioned secondary suspension of particulate matter, grading sampling device, the housing bottom of suspension box is bottom plate, and case top is circle
Top plate, middle part is provided with plate washer in the suspension box, plate washer suspension box be divided into above and below two parts, provided with sampling in the suspension box of bottom
Head, lower housing portion is provided with suction opeing.
The above-mentioned secondary suspension of particulate matter, grading sampling device, the plate washer be divided into above and below two layers, its at the middle and upper levels on plate washer
It is even be dispersed with diameter be respectively 5mm, interval be respectively 20mm circular hole, be uniform-distribution with lower floor's plate washer diameter be respectively 3mm,
Interval is respectively 15mm circular hole, and the distance between two layers plate washer is 45mm up and down.
4 sampling head open-works, 4 sampling heads are set on the above-mentioned secondary suspension of particulate matter, grading sampling device, the bottom plate
Open-work is distributed on bottom plate.
The above-mentioned secondary suspension of particulate matter, grading sampling device, the circular top plate are provided with wind-supplying mouth, circular top plate bottom
Fan is set.
The above-mentioned secondary suspension of particulate matter, grading sampling device, the sample funnel bottom are provided with conduit, and the outlet of conduit is set
Put in the middle part of cyclone separator cavity.
Set at the top of filter membrane, filter membrane and set at the top of the above-mentioned secondary suspension of particulate matter, grading sampling device, the air compressor
Put spinner flowmeter.
The above-mentioned secondary suspension of particulate matter, grading sampling device, the sample funnel are provided with regulating valve.
The utility model has advantages below：
The utility model is provided with cyclone separator, baffle plate, it is possible to achieve the filtering to larger particles, protects sampling cartridge
Put, it is to avoid block；The design of cyclone separator bottom depositing dust funnel can realize regathering for sample, the bulky grain thing sample of collection
Product are tested available for other, also polished can be continued on for this experiment and be used, and by setting cyclone separator, realization is once hanged
It is floating, scalping is carried out to particulate matter, fan is installed in suspension box, particulate matter can be made to realize even suspension in suspension box,
And extend suspension time, improve particulate cascade sampling efficiency.The utility model is suitable for different experiments requirement, can be by changing
The cutter of sampling apparatus meets the demand of different diameter airborne particle collection, simple and convenient easy to operate.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is cyclone separator structure schematic diagram；
Fig. 3 is suspension box circular top plate schematic diagram；
Fig. 4 is suspension box bottom plate schematic diagram；
Fig. 5 is suspension box internal baffles schematic diagram；
The label of each in figure is expressed as：1st, air compressor, 2, spinner flowmeter, 3, filter membrane, 4, cyclone separator,
5th, pipeline, 6, fan, 7, motor, 8, housing, 9, plate washer, 10, sampler, 11, sample funnel, 12, injection port, 13, regulating valve,
14th, conduit, 15, cyclone separator cavity, 16, depositing dust funnel, 17, cyclone separator air inlet, 18, cyclone separator outlet
Mouthful, 19, circular top plate, 20, air inlet, 21, wind-supplying mouth, 22, suction opeing, 23, bottom plate, 24, support, 25, electric wire open-work, 26,
Sampling head open-work, 27, suspension box, 28, sampling head.
Embodiment
Refering to accompanying drawing 1,2, the utility model includes suspension box 27 and sampler 10, and sampler 10 is arranged on the bottom of suspension box 27
Portion, sets up cyclone separator 4, and the cyclone separator 4 includes depositing dust funnel 16 and cyclone separator cavity 15, depositing dust funnel 16
Connection air compressor 1 on the bottom of cyclone separator cavity 15, the side wall of cyclone separator cavity 15 is arranged on, top is provided with sample introduction
Funnel 11, cyclone separator 4 connects suspension box 27 by pipeline 5, sets cyclone separator 4 to be used to once divide particulate matter
Level, isolates the big particulate matter of particle diameter, sets suspension box 27 to be used to carry out secondary grading to particulate matter, isolates particle diameter larger
Particulate matter, to prevent the particulate matter of big particle diameter from blocking sampling head, sample air enters cyclone separator cavity by sample funnel 11
15, under the blasting action of air compressor 1, sample air rotation classification in the cyclone separator 4, the big particulate matter of particle diameter by
It is more than upward buoyancy in downward gravity and is gathered in depositing dust funnel 16, on the contrary the less particulate matter of particle diameter can enter with air-flow
Enter suspension box 27, carry out secondary grading.4 samplers 10 are respectively mounted different-grain diameter (PM1, PM2.5, PM10 or TSP etc.)
Sampling head realizes the collection to different diameter airborne particle respectively, and the particulate matter of collection is attached on sampling film next to carry out
The analysis of step.When needing to be acquired other particles things, the sampling head of sampling apparatus can be directly changed, to meet not
The demand gathered with particles things
The bottom of housing 8 of suspension box 27 is bottom plate 23, and the top of housing 8 is circular top plate 19, and circular top plate bottom sets wind
Middle part is provided with plate washer 9 in fan 6, the suspension box 27, and 27 points suspension box of plate washer 9 is in two parts up and down, bottom suspension box 27
Provided with sampling head 28, lower housing portion is provided with suction opeing 22.Fan 6 can help particulate matter that even suspension is better achieved.
Refering to accompanying drawing 1,5,9 points of the plate washer is two layers up and down, and it is uniform-distribution with diameter on plate washer 9 at the middle and upper levels and is respectively
5mm, interval are respectively to be uniform-distribution with diameter on 20mm circular hole, lower floor's plate washer 9 to be respectively 3mm, be spaced respectively 15mm
Circular hole, the distance between two layers plate washer 9 is 45mm up and down.Plate washer 9 can filter the larger particulate matter of particle diameter, it is to avoid block sampling
The sampling head 28. of device.4 sampling head open-works, 26,4 sampling head open-works 26 are set to be distributed on bottom plate 23 on the bottom plate 23
On, uniform sampling head realizes uniform sampling.
The top of air compressor 1 sets filter membrane 3, and the top of filter membrane 3 sets spinner flowmeter 2, and spinner flowmeter 2 is used for
Make air inflow stable.
The bottom of sample funnel 11 is provided with conduit 14, and the outlet of conduit 14 is arranged on the middle part of cyclone separator cavity 15,
Cyclone separator air inlet 17 is arranged on the bottom of cyclone separator cavity 15, the top of depositing dust funnel 16, cyclone separator outlet
Mouth 18 is arranged on the top of separator cavity 15, is arranged on the outlet of the conduit 14 at the middle part of cyclone separator cavity 15, with whirlwind point
Appropriate vertical range is produced from device air inlet 17, cyclone separator gas outlet 18, the separation of large and small particulate matter is easy to implement.
The sample funnel 11 is provided with regulating valve 13, and the top of circular top plate 19 is provided with wind-supplying mouth 21, works as inlet air flow
When measuring unstable, wind-supplying mouth 21 is opened, is ventilated into suspension box 27, it is to avoid causes to bear in suspension box body when charge flow rate is unstable
Pressure is higher and sampler is caused to damage.
This new cascade sampling by particulate matter, in order to study different diameter airborne particle physicochemical properties,
Biological effectiveness and the extent of injury.
Claims (8)
1. a kind of secondary suspension of particulate matter, grading sampling device, including suspension box (27) and sampler (10), sampler (10) are set
Put in suspension box (27) bottom, it is characterised in that set up cyclone separator (4), the cyclone separator (4) includes depositing dust funnel
(16) with cyclone separator cavity (15), depositing dust funnel (16) is arranged on cyclone separator cavity (15) bottom, cyclone separator
Air compressor (1) is connected on the wall of cavity (15) side, top is provided with sample funnel (11), and cyclone separator (4) passes through pipeline (5)
Connect suspension box (27).
2. the secondary suspension of a kind of particulate matter according to claim 1, grading sampling device, it is characterised in that suspension box
(27) it is that middle part is set in circular top plate (19), the suspension box (27) at the top of bottom plate (23), housing (8) that housing (8) bottom, which is,
Have a plate washer (9), plate washer (9) suspension box (27) be divided into above and below two parts, be provided with sampling head (28), shell in bottom suspension box (27)
Body bottom is provided with suction opeing (22).
3. the secondary suspension of a kind of particulate matter according to claim 2, grading sampling device, it is characterised in that the plate washer
(9) two layers above and below being divided into, its be uniform-distribution with the middle and upper levels on plate washer (9) diameter be respectively 5mm, interval be respectively 20mm circle
It is respectively 3mm, interval respectively 15mm circular hole that diameter is uniform-distribution with hole, lower floor's plate washer (9), up and down two layers of plate washer (9)
The distance between be 45mm.
4. the secondary suspension of a kind of particulate matter according to claim 3, grading sampling device, it is characterised in that the bottom plate
(23) 4 sampling head open-works (26) are set on, and 4 sampling head open-works (26) are distributed on bottom plate (23).
5. the secondary suspension of a kind of particulate matter according to claim 4, grading sampling device, it is characterised in that the circle
Top plate (19) is provided with wind-supplying mouth (21), and circular top plate (19) bottom sets fan (6).
6. the secondary suspension of a kind of particulate matter according to claim 5, grading sampling device, it is characterised in that the sample introduction
Funnel (11) bottom is provided with conduit (14), and the outlet of conduit (14) is arranged in the middle part of cyclone separator cavity (15).
7. the secondary suspension of a kind of particulate matter according to claim 6, grading sampling device, it is characterised in that the air
Set at the top of compressor (1) and spinner flowmeter (2) is set at the top of filter membrane (3), filter membrane (3).
8. the secondary suspension of a kind of particulate matter according to claim 7, grading sampling device, it is characterised in that the sample introduction
Funnel (11) is provided with regulating valve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621482523.5U CN206378330U (en) | 2016-12-30 | 2016-12-30 | A kind of secondary suspension of particulate matter, grading sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621482523.5U CN206378330U (en) | 2016-12-30 | 2016-12-30 | A kind of secondary suspension of particulate matter, grading sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378330U true CN206378330U (en) | 2017-08-04 |
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ID=59408292
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621482523.5U Active CN206378330U (en) | 2016-12-30 | 2016-12-30 | A kind of secondary suspension of particulate matter, grading sampling device |
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| CN (1) | CN206378330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461609A (en) * | 2020-11-20 | 2021-03-09 | 常熟市顺欣仪器仪表有限公司 | Cyclone separator for air sampler |
-
2016
- 2016-12-30 CN CN201621482523.5U patent/CN206378330U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461609A (en) * | 2020-11-20 | 2021-03-09 | 常熟市顺欣仪器仪表有限公司 | Cyclone separator for air sampler |
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