CN106546453A - A kind of sampling apparatuses for obtaining different wind strong persistence organic pollutions - Google Patents
A kind of sampling apparatuses for obtaining different wind strong persistence organic pollutions Download PDFInfo
- Publication number
- CN106546453A CN106546453A CN201610947717.6A CN201610947717A CN106546453A CN 106546453 A CN106546453 A CN 106546453A CN 201610947717 A CN201610947717 A CN 201610947717A CN 106546453 A CN106546453 A CN 106546453A
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- China
- Prior art keywords
- air
- housing
- chamber
- chute
- deep bead
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
Abstract
The invention discloses a kind of sampling apparatuses for obtaining different wind strong persistence organic pollutions, including housing, inlet air passage is provided with housing, inlet air channel connection adjusts chamber, chamber connection air-out passage is adjusted, adsorbed film in air-out passage, is fixed with, the exit of air-out passage is hinged with one-way cock；Adjust intracavity and be provided with regulation plug, housing is provided with the first chute, and first adjusting rod one end adjusts plug through the connection of the first chute, and the other end is connected with deep bead, and deep bead slides and is fixed on sliding bar；Sliding bar two ends are fixed on housing by montant；Sliding bar right-hand member is the end of thread, and the end of thread is threaded with adjustable plate, and spring is arranged with sliding bar, and spring is between deep bead and adjustable plate.The pollutant collected according to wind scale in air that the present invention can be oriented such that it is able to determine pollutant come to region and then drawing the information such as corresponding concentration and species, and solve the problems, such as that active sampler easily receives windage.
Description
Technical field
The invention belongs to atmosphere environment supervision technical field, more particularly to a kind of different wind strong persistence organic contaminations of acquisition
The sampling apparatuses of thing.
Background technology
Carry out with industrialized, especially air is contaminated serious for environment.People are generally outstanding in air by gathering
Its pollutant is analyzing the concentration information of test substance in air.And conventional harvester is divided into passive sampling apparatus and active
Sampling apparatuses.Wherein passive sampling apparatus collection flows through the aerial sample of its sampling film, and the wind direction of air, wind are strong etc. often
Change, therefore existing passive sampling apparatus cannot distinguish between the derived region of pollutant.
And existing active sampling apparatuses, air extractor is typically set so that air at the uniform velocity flows through sampling film by force, from
And the pollutant in air are sampled, the dense of pollutant in unit volume is measured in air by the volume of absorption air
Degree.But in the weather of strong wind, the thief hatch of sampler, can be due to blast so that into the sky of sampler just to wind direction
The flow velocity of gas is larger with the flow velocity difference of actual design, and easily affected by wind speed change so that into the air of sampler
Flow velocity is not uniform enough, so that experimental result deviation is larger.And it is uniform in order to sample, existing active sampling apparatuses will enter
Air port down or upward, although so reducing the impact of wind-force, can not orient sampling.
The content of the invention
To solve the above problems, the invention provides a kind of sampling cartridge for obtaining different wind strong persistence organic pollutions
Put.The present invention can orient according to wind scale collect air in pollutant such that it is able to determine pollutant come to
Region further draws the information such as corresponding concentration and species, and solves the problems, such as that active sampler easily receives windage.
To reach above-mentioned technique effect, the technical scheme is that：
A kind of sampling apparatuses for obtaining different wind strong persistence organic pollutions, including housing, are provided with inlet air and lead in housing
Road, inlet air channel connection adjust chamber, adjust chamber connection air-out passage, be fixed with adsorbed film in air-out passage, and air-out passage goes out
One-way cock is hinged with mouthful.
Adjust intracavity and be provided with regulation plug, housing is provided with the first chute, and first adjusting rod one end connects through the first chute
Regulation plug is connect, the other end is connected with deep bead, and deep bead slides and is fixed on sliding bar；Sliding bar two ends are solid by montant
It is scheduled on housing；Sliding bar right-hand member is the end of thread, and the end of thread is threaded with adjustable plate, spring, spring are arranged with sliding bar
Between deep bead and adjustable plate.
It is further to improve, slidable adjustment cylinder is provided with the air-out passage, housing is provided with the second chute, and second is adjusted
Bar connects the middle part of slidable adjustment cylinder through the second chute；Second adjusting rod outer end is threaded with secured adjusted nut.
Further to improve, the first chute side is provided with the first scale mark；Second chute side was provided with for the second quarter
Scale designation.
Further to improve, the deep bead is dome shape.
It is further to improve, the guide post through deep bead is fixed between the montant.
Further to improve, the deep bead both sides are protruding with the dome shape coordinated with inlet air passage and air-out passage respectively
It is raised.
It is further to improve, slideway is provided with the housing, draw runner in slideway, is provided with, draw runner and the first adjusting rod are fixed and are connected
Connect so that in the first adjusting rod sliding process, the first chute is blocked by draw runner with the space for adjusting chamber.
A kind of sampling apparatuses for obtaining different wind strong persistence organic pollutions, including housing, are provided with inlet air and lead in housing
Road, inlet air channel connection adjust chamber, adjust chamber connection air-out passage, be fixed with adsorbed film in air-out passage, and air-out passage goes out
Mouth is connected with air exhauster；The radical length for adjusting chamber forms dash adjustment chamber more than the radical length of inlet air passage, adjusts to entering
The air in section chamber enters row buffering；Adjust intracavity and be provided with the first airflow-distribution board and the second airflow-distribution board, the first airflow-distribution board
Air-permeating hole is equipped with the second airflow-distribution board；The air-permeating hole of the air-permeating hole of the first airflow-distribution board and the second airflow-distribution board
It is crisscross arranged；
Adjust intracavity and be provided with regulation plug, housing is provided with the first chute, and first adjusting rod one end connects through the first chute
Regulation plug is connect, the other end is connected with deep bead, and deep bead slides and is fixed on sliding bar；Sliding bar two ends are solid by montant
It is scheduled on housing；Sliding bar right-hand member is the end of thread, and the end of thread is threaded with adjustable plate, spring, spring are arranged with sliding bar
Between deep bead and adjustable plate.
It is further to improve, slideway is provided with the housing, draw runner in slideway, is provided with, draw runner and the first adjusting rod are fixed and are connected
Connect so that in the first adjusting rod sliding process, the first chute is blocked by draw runner with the space for adjusting chamber.
Further to improve, housing is provided with the rain shade for air exhauster rain cover.
The pollutant collected according to wind scale in air that the present invention can be oriented such that it is able to determine coming for pollutant
The information such as corresponding concentration and species are drawn further to region, and solve active sampler easily asked by windage
Topic.
Description of the drawings
Top view cross section structural representations of the Fig. 1 for embodiment one；
Longitudinal cross-section structural representations of the Fig. 2 for embodiment one；
Fig. 3 is the mounting structure schematic diagram of the second adjusting rod；
Top view cross section structural representations of the Fig. 4 for embodiment three；
Fig. 5 is the structure chart of the first airflow-distribution board.
Specific embodiment
Below by way of specific embodiment and combine accompanying drawing technical scheme is illustrated.
Embodiment 1
A kind of sampling apparatuses of acquisition difference wind strong persistence organic pollution as shown in Figure 1, including housing 1, housing 1
Inlet air passage 2 is inside provided with, the connection of inlet air passage 2 adjusts chamber 3, adjusts the connection of chamber 3 air-out passage 4, it is fixed in 4 passage of air-out passage
The exit for having adsorbed film 17, air-out passage 4 is hinged with one-way cock 5.
Adjust and in chamber 3, be provided with regulation plug 6, housing 1 is provided with the first chute 7, and 8 one end of the first adjusting rod is slided through first
The connection of groove 7 adjusts plug 6, and the other end is connected with deep bead 9, and deep bead 9 slides and is fixed on sliding bar 10；10 two ends of sliding bar
It is fixed on housing 1 by montant 16；10 right-hand member of sliding bar is the end of thread 101, and the end of thread 101 is threaded with adjustable plate
11, spring 12 is arranged with sliding bar 10, spring 12 is between deep bead 9 and adjustable plate 11.
The action principle of the present invention is that spring 12 has thrust to deep bead 9, so as to the wind for needing some strength can just make
Obtain the regulation plug 6 being connected with deep bead 9 to separate with inlet air passage 2, make wind enter air-out passage 4, in the absorption wind of adsorbed film 17
Pollutant.If the abatement of wind is to given threshold, adjusts plug 6 and again inlet air passage 2 is blocked.By adjusting adjustable plate 11
The thrust of spring 12 is adjusted, so as to adjust the size of sampling wind-force.
Sampling cartridge can just be blown to by the wind of certain grade as the pollutant away from sampling apparatuses present position only have
Put location, it is possible to direction and the scope of polluter are can determine that according to this principle, that is, obtain surrounding area to adopting
The influence degree of the air pollution of sampling device location.And according to the wind scale for arranging and wait gas locus model, you can
Obtain accurate pollutant sources scope.
As shown in Fig. 2 slideway 20 is provided with housing 1, draw runner 21 in slideway 20, is provided with, draw runner 21 and the first adjusting rod 8 are solid
Fixed to connect so that in 8 sliding process of the first adjusting rod, the first chute 7 is blocked by draw runner 21 with the space for adjusting chamber 3.
Embodiment 2
As shown in figures 1 and 3 on the basis of embodiment 1, in order to limit the scope of the wind-force into air-out passage 4, go out
Slidable adjustment cylinder 13 is provided with wind passage 4, housing 1 is provided with the second chute 15, and the second adjusting rod 14 connects through the second chute 15
Connect the middle part of slidable adjustment cylinder 13；Second adjusting rod, 14 outer end is threaded with secured adjusted nut 18.So by adjusting cunning
Dynamic adjustment barrel 13, can adjust the spacing of air-out passage 4 and inlet air passage 2 so that when wind-force reaches certain upper limit, adjust plug
6 driven by deep bead 9 after move, until block air-out passage 4.So cause that the absorption of adsorbed film 17 obtains for certain wind scale
In the range of pollutant, so that it is determined that the pollutant sources situation in certain area coverage.
In order to accurately be adjusted, first slide solution 7 side of groove is provided with the first scale mark, for indicate adjust plug 6 from
Open the wind scale of inlet air passage 2；Second chute, 15 side is provided with the second scale mark 22, for indicate slidable adjustment cylinder 13 with
The distance between inlet air passage 2, so that it is determined that adjusting the wind scale that plug 6 blocks inlet air passage 2.
Deep bead 9 is dome shape.The guide post 19 through deep bead 9 is fixed between montant 16.Distinguish 9 both sides of deep bead
It is protruding with the dome shape projection 91 coordinated with inlet air passage 2 and air-out passage 4.
Embodiment 3
On the basis of embodiment 1, remove one-way cock 5, as shown in figure 4, design is a kind of to obtain different wind strong persistences
The active sampling apparatuses of organic pollution, including housing 1, are provided with inlet air passage 2 in housing 1, the connection of inlet air passage 2 adjusts chamber 3,
The connection of chamber 3 air-out passage 4 is adjusted, adsorbed film 17 in 4 passage of air-out passage, is fixed with, the outlet of air-out passage 4 is connected with convulsion
Machine 22；The radical length for adjusting chamber 3 forms dash adjustment chamber more than the radical length of inlet air passage 2, to entering the sky for adjusting chamber 3
Gas enters row buffering；Adjust in chamber 3 and be provided with the first airflow-distribution board 23 and the second airflow-distribution board 24,23 He of the first airflow-distribution board
Air-permeating hole 25 is equipped with second airflow-distribution board 24；The air-permeating hole 25 of the first airflow-distribution board 23 and the second airflow-distribution board 24
Air-permeating hole 25 be crisscross arranged；
Adjust and in chamber 3, be provided with regulation plug 6, housing 1 is provided with the first chute 7, and 8 one end of the first adjusting rod is slided through first
The connection of groove 7 adjusts plug 6, and the other end is connected with deep bead 9, and deep bead 9 slides and is fixed on sliding bar 10；10 two ends of sliding bar
It is fixed on housing 1 by montant 16；10 right-hand member of sliding bar is the end of thread 101, and the end of thread 101 is threaded with adjustable plate
11, spring 12 is arranged with sliding bar 10, spring 12 is between deep bead 9 and adjustable plate 11.
Certain negative pressure is kept by air exhauster 22 so, when wind-force reaches predetermined level, inlet air passage 2 is opened, air-flow
Enter row buffering into chamber 3 is adjusted, the first airflow-distribution board 23 and the second airflow-distribution board 24 further enter row buffering to air-flow, from
And ensure the uniformity of air sample introduction in air-out passage 4.
Housing 1 is provided with the rain shade 26 for 22 rain cover of air exhauster.
The sampling apparatuses of embodiment 1-3, can arrange 4 or 8, pointing direction, so as to the pollutant to all directions
It is monitored.
A concrete guiding embodiment of the present invention is above are only, but the design concept of the present invention is not limited thereto,
All changes for carrying out unsubstantiality using this design to the present invention, all should belong to the behavior for invading protection scope of the present invention.
Claims (10)
1. a kind of sampling apparatuses for obtaining different wind strong persistence organic pollutions, it is characterised in that including housing (1), housing
(1) inlet air passage (2) is provided with, inlet air passage (2) connection adjusts chamber (3), adjusts chamber (3) connection air-out passage (4), and air-out is led to
Adsorbed film (17) is fixed with road (4) passage, the exit of air-out passage (4) is hinged with one-way cock (5)；
Adjust and in chamber (3), be provided with regulation plug (6), housing (1) is provided with the first chute (7), and the first adjusting rod (8) one end passes through
First chute (7) connection adjusts plug (6), and the other end is connected with deep bead (9), and deep bead (9) slides and is fixed on sliding bar
(10) on；Sliding bar (10) two ends are fixed on housing (1) by montant (16)；Sliding bar (10) right-hand member is the end of thread
(101), the end of thread (101) is threaded with adjustable plate (11), and spring (12) is arranged with sliding bar (10), and spring (12) is in
Between deep bead (9) and adjustable plate (11).
2. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 1, it is characterised in that described
Slidable adjustment cylinder (13) is provided with air-out passage (4), housing (1) is provided with the second chute (15), and the second adjusting rod (14) is passed through
The middle part of the second chute (15) connection slidable adjustment cylinder (13)；Second adjusting rod (14) outer end is threaded with secured adjusted nut
(18)。
3. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 2, it is characterised in that described
First chute (7) side is provided with the first scale mark；Second chute (15) side is provided with the second scale mark (22).
4. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 1, it is characterised in that described
Deep bead (9) is dome shape.
5. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 1, it is characterised in that described
The guide post (19) through deep bead (9) is fixed between montant (16).
6. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 1, it is characterised in that described
Deep bead (9) both sides are protruding with dome shape projection (91) coordinated with inlet air passage (2) and air-out passage (4) respectively.
7. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 1, it is characterised in that described
It is provided with housing (1) in slideway (20), slideway (20) and is provided with draw runner (21), draw runner (21) is fixedly connected with the first adjusting rod (8),
So that in the first adjusting rod (8) sliding process, the first chute (7) is blocked by draw runner (21) with the space for adjusting chamber (3).
8. a kind of sampling apparatuses for obtaining different wind strong persistence organic pollutions, it is characterised in that including housing (1), housing
(1) inlet air passage (2) is provided with, inlet air passage (2) connection adjusts chamber (3), adjusts chamber (3) connection air-out passage (4), and air-out is led to
Adsorbed film (17) is fixed with road (4), the outlet of air-out passage (4) is connected with air exhauster (22)；Adjust the radical length of chamber (3)
Dash adjustment chamber is formed more than the radical length of inlet air passage (2), enters row buffering to entering the air for adjusting chamber (3)；Adjust chamber
(3) the first airflow-distribution board (23) and the second airflow-distribution board (24), the first airflow-distribution board (23) and the second air-flow are provided with
Air-permeating hole (25) is equipped with distribution grid (24)；The air-permeating hole (25) of the first airflow-distribution board (23) and the second airflow-distribution board
(24) air-permeating hole (25) is crisscross arranged；
Adjust and in chamber (3), be provided with regulation plug (6), housing (1) is provided with the first chute (7), and the first adjusting rod (8) one end passes through
First chute (7) connection adjusts plug (6), and the other end is connected with deep bead (9), and deep bead (9) slides and is fixed on sliding bar
(10) on；Sliding bar (10) two ends are fixed on housing (1) by montant (16)；Sliding bar (10) right-hand member is the end of thread
(101), the end of thread (101) is threaded with adjustable plate (11), and spring (12) is arranged with sliding bar (10), and spring (12) is in
Between deep bead (9) and adjustable plate (11).
9. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 8, it is characterised in that described
It is provided with housing (1) in slideway (20), slideway (20) and is provided with draw runner (21), draw runner (21) is fixedly connected with the first adjusting rod (8),
So that in the first adjusting rod (8) sliding process, the first chute (7) is blocked by draw runner (21) with the space for adjusting chamber (3).
10. the sampling apparatuses of different wind strong persistence organic pollutions are obtained as claimed in claim 8, it is characterised in that shell
Body (1) is provided with the rain shade (26) for air exhauster (22) rain cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947717.6A CN106546453B (en) | 2016-11-02 | 2016-11-02 | A kind of sampling apparatus obtaining different wind strong persistence organic pollutants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947717.6A CN106546453B (en) | 2016-11-02 | 2016-11-02 | A kind of sampling apparatus obtaining different wind strong persistence organic pollutants |
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| Publication Number | Publication Date |
|---|---|
| CN106546453A true CN106546453A (en) | 2017-03-29 |
| CN106546453B CN106546453B (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610947717.6A Active CN106546453B (en) | 2016-11-02 | 2016-11-02 | A kind of sampling apparatus obtaining different wind strong persistence organic pollutants |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738243A (en) * | 2019-01-26 | 2019-05-10 | 吉首大学 | A kind of high-altitude sampler for the acquisition of black carbon |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1437733A1 (en) * | 1987-04-20 | 1988-11-15 | Предприятие П/Я В-2343 | Isokinetic sampling device |
| CN205175879U (en) * | 2015-09-21 | 2016-04-20 | 劲天环境科技（上海）有限公司 | Tuber pipe formula dust sensor |
| CN105865852A (en) * | 2016-03-30 | 2016-08-17 | 中国科学院城市环境研究所 | Vectored flow sampler |
-
2016
- 2016-11-02 CN CN201610947717.6A patent/CN106546453B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1437733A1 (en) * | 1987-04-20 | 1988-11-15 | Предприятие П/Я В-2343 | Isokinetic sampling device |
| CN205175879U (en) * | 2015-09-21 | 2016-04-20 | 劲天环境科技（上海）有限公司 | Tuber pipe formula dust sensor |
| CN105865852A (en) * | 2016-03-30 | 2016-08-17 | 中国科学院城市环境研究所 | Vectored flow sampler |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738243A (en) * | 2019-01-26 | 2019-05-10 | 吉首大学 | A kind of high-altitude sampler for the acquisition of black carbon |
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| Publication number | Publication date |
|---|---|
| CN106546453B (en) | 2019-01-01 |
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