CN208171696U - The automatic atmosphere sampler of multichannel high tower gradient - Google Patents
The automatic atmosphere sampler of multichannel high tower gradient Download PDFInfo
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- CN208171696U CN208171696U CN201820675035.9U CN201820675035U CN208171696U CN 208171696 U CN208171696 U CN 208171696U CN 201820675035 U CN201820675035 U CN 201820675035U CN 208171696 U CN208171696 U CN 208171696U
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Abstract
A kind of automatic atmosphere sampler of multichannel high tower gradient, pipe is adopted including gradient, buffer gas tank and multichannel collecting end, its cardinal principle is to open large-flow air pump gas on high tower is introduced laboratory, the three-way magnetic valve on sampling pipe is controlled by procedure control unit to select mining height degree and height of sampling to switch the frequency, the flow velocity of air-flow is reduced using buffering gas tank and stablizes air pressure, by the multichannel collecting end being mounted on buffering gas tank, gas is directed respectively into different analysis channels, analysis detection is carried out to the Multiple components of atmosphere pollution.The device can effectively reduce man power and material's consumption of high tower observation.
Description
Technical field
The utility model relates to environmental monitoring technology fields, relate more specifically to a kind of automatic atmosphere of multichannel high tower gradient
Sampling apparatus.
Background technique
Further investigation discovery to atmosphere pollution, dual shadow of the formation of atmosphere pollution by local discharge and area transmissions
It rings, therefore is only no longer satisfied the demand of Polluted areaization research in the observation that earth's surface carries out atmosphere pollution, however aircraft
Be tethered at the use of ship since cost is excessively high, operating condition is harsh, can't be as the observation method of routine.Relative to aircraft and
It is tethered at ship, although high tower position is fixed, observed altitude can be chosen at random, and observation data steady in a long-term can be obtained,
Have become the main means that atmosphere pollution is observed in city canopy at present.However, on the high tower that height is 200-300m
Placement instrument also couples there is narrow space, disadvantage difficult in maintenance, and part analyzing of organic composition instrument to be had at prime
Instrument is managed, and is not suitable for and is placed on high tower.Therefore, it is necessary to develop one kind stratification of hot gas on high tower can be introduced into indoor and energy
From the high tower gradient gas acquisition device of different pollutant analysis instrument docking.
Utility model content
In view of this, the main purpose of the utility model is to provide a kind of automatic atmospheric sampling dresses of multichannel high tower gradient
It sets, the gas of different height can be introduced into laboratory automatically under setting condition, and introduce gas into corresponding gas as needed
Road is trapped and is handled accordingly, and relevant environment gas data can be directly obtained, and can also be docked with gas analysis instrument
Or carry out atmospheric sample collection.
To achieve the goals above, the utility model provides a kind of automatic atmosphere sampler of multichannel high tower gradient,
Including：
Vertical gradient adopts pipe, buffering gas tank, sampling pump and control unit；
Wherein, the gradient adopts pipe and different height is provided with sampling branch pipe, and the sampling branch pipe passes through independent control respectively
The triple valve of system adopts pipe with the gradient and is connected, for sampling in different height；
One end of the buffering gas tank is connected with the bottom end that the gradient adopts pipe, and the other end and the sampling pump pass through pipe
Road is connected, and is provided with multichannel collecting port on the buffering gas tank, for acquiring the gaseous sample of different component, each adopts
Collection port is provided with flow controller and solenoid valve；
Described control unit is for controlling the triple valve, flow controller and the solenoid valve.
Preferably, the gradient is adopted pipe and is arranged on high tower, and the height of the high tower is greater than 100m.
Preferably, filter screen is provided on the thief hatch of the sampling branch pipe.
Preferably, an acquisition port in the multichannel collecting port is connected with one or more gas sensors,
For monitoring the concentration of different height Atmospheric components.
Preferably, the gas sensor includes carbon monoxide transducer, ozone sensor, in NOx sensor
It is one or more.
Preferably, an acquisition port in the multichannel collecting port is provided with particulate matter filter membrane.
Preferably, the acquisition port is connected with gas concentration unit, for detecting Trace Organic Gases in Atmosphere.
Preferably, an acquisition port in the multichannel collecting port is provided with particulate matter cutting head, for acquiring
The Atmospheric particulates of different-grain diameter.
Preferably, the multichannel collecting port includes a spare acquisition port, the acquisition port and alternate channel
It is connected.
Preferably, the buffering gas tank, the flow controller of the multichannel collecting port and solenoid valve are integrated in case
In vivo, the surface of the cabinet is arranged in described control unit.
Preferably, the surface of the cabinet is provided with display, for showing sample information.
Preferably, it is the stainless steel of inner surface silanization that the gradient, which adopts the material of pipe and the buffering gas tank,.
Based on the above-mentioned technical proposal it is found that the utility model has the advantages that：Suitable for high tower different height gas
The acquisition and analysis of body；It can be to CO, O in selected high air3, NOxEqual pollutants are constantly detected, can be to selected height gas
PM2.5/PM10 particulate matter is acquired in body, can be acquired to organic principle in selected high air, and and analysis instrument
Docking；Can be with exchange-column shift difference height of sampling, while obtaining different height continuous gas sample or corresponding pollutant component
Data；CO, O in fixed height gas can also be monitored3, NOxConcentration variation passes through the ladder of the concentration threshold starting setting of setting
Sampling analysis program is spent, the acquisition of PM2.5/PM10 particulate matter gradient or organic principle gradient analysis are carried out.
The utility model main device is integrated in cabinet, is furnished with integrated control software, is convenient for height of sampling, analyte
The setting of the parameters such as kind, concentration threshold and the gradient frequency is with operation, it can be achieved that more height, several species atmosphere pollution are automatic continuous
Monitoring；Gaseous sample on high tower is introduced laboratory by the utility model, is docked by multiple sample collection terminals with analysis instrument, can
To effectively reduce man power and material's consumption of high tower observation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the automatic atmosphere sampler of multichannel high tower gradient of the utility model.
The reference numerals are as follows in figure：
1, branch pipe is sampled；2, gradient adopts pipe；3,4,5, three-way magnetic valve；6, gas tank is buffered；7,8,9,10, solenoid valve；
11, sensor group；12, PM2.5/PM10 cutting head；13, PM2.5 filter membrane；14,15,16, flow controller；17, PM sampling connects
Mouthful；18, analyzing of organic composition interface；19, spare interface；20, big flow sampling pump；21, control panel and display；22, case
Body.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is described in further detail.
The utility model discloses a kind of automatic atmosphere sampler of multichannel high tower gradient, which includes that gradient is adopted
Pipe, buffers gas tank and multichannel collecting end, and cardinal principle is to open large-flow air pump gas on high tower is introduced experiment
Room controls the three-way magnetic valve on sampling pipe by procedure control unit to select mining height degree and height of sampling to switch the frequency, then
The flow velocity of air-flow is reduced by buffering gas tank and stablizes air pressure, by being mounted on the multichannel collecting end buffered on gas tank,
Gas is directed respectively into different analysis channels, analysis detection is carried out to the Multiple components of atmosphere pollution.
As shown in Figure 1, the automatic atmosphere sampler of multichannel high tower gradient of the utility model, including：Gradient adopts pipe 2,
Different height is provided with multiple sampling branch pipes 1, height of sampling is controlled by three-way magnetic valve 3,4,5；Gas tank 6 is buffered, is used
In stable and balance gas flow rates；Multichannel collecting end can select the acquisition and analysis mode of gas on demand.
Wherein gradient adopts the inner surface silanization stainless steel material that pipe 2 is 1/2 inch of internal diameter, is located at high tower (H > 150m)
On.Gradient adopts pipe 2 equipped with multiple three-way magnetic valves 3,4,5 (height is optional), to select height of sampling, three solenoid valve difference
It works independently.The gas production mouth for sampling branch pipe 1 fills filter screen, to prevent foreign matters from being blocked sampling pipe；End is adopted equipped with big flow gas
Sample pump 20.
Buffering gas tank 6 be located between the last one solenoid valve 5 and big flow gas samping pump 20, buffer gas tank 6 and
Gas circuit directly connects, and centre is not provided with electromagnetic switch, and tank is inner surface silanization stainless steel material, and volume 3L buffers air storage
Tank keeps gas to stablize for reducing the flow velocity of gas in gas circuit.
Buffering gas tank 6 is provided with multichannel collecting end, positioned at the four sides of gas tank.
The multichannel collecting end shares 1-4 acquisition port, and each port is equipped with solenoid valve 7,8,9,10, respectively
Detection for different constituent of atomsphere samples.
One of acquisition port is connected to flow controller 14 and gas sensor group 11 (CO, O3, NOx), for supervising
Survey the concentration variation of different height Atmospheric components.
Preferably, gas sensor type can according to need replacement.
Another acquisition port is connected to PM filter membrane 13 and flow controller 15, which can be used for directly collecting big gas sample
This, can also be directly connected with gas concentration instrument by analyzing of organic composition interface 18, carry out trace organic principle in atmosphere
Analysis.
Another acquisition port is connected to flow controller 16 and PM2.5 cutting head 12, and PM Sampling Interface 17 is in atmosphere
The collection of aerosol sample.
Another acquisition port is only connected to flow controller, which is used for alternate channel as spare interface 19.
The buffering gas tank, multichannel collecting end and all solenoid valves, flow controller are integrated in cabinet 22.
Preferably, circuit integration is on circuit boards, controller 21 is arranged in tank surface；
Preferably, tank surface can show height of sampling equipped with display, sensor corresponding data acquires work
Make the information such as port and flow.
As the other side of the utility model, it is automatically big that the utility model additionally provides a kind of multichannel high tower gradient
The gas method of sampling uses the automatic atmosphere sampler of multichannel high tower gradient as described above to the high tower different height
Gas carries out automatic (or trigger-type) sampling and analysis.
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is described in further detail.Where it is understood that preferred embodiment is only for illustrating this reality
With novel, rather than in order to limit the protection scope of the utility model.
Embodiment 1
As shown in Figure 1, a kind of automatic atmosphere sampler of multichannel high tower gradient, including gradient adopt pipe, gas tank is buffered
With multichannel collecting end.Its working method is to open big flow sampling pump, selects gradient monitoring by procedure control unit, if
Determine gradient switching time interval.Multichannel collecting port is selected by procedure control unit, flow is set, by acquisition port and gas
Body acquisition or analyzer connection.II, III connection of three-way magnetic valve 3 at this time, I, III connection of three-way magnetic valve 4,5, electromagnetism
Valve 7,8,9,10 is closed, and gas empties 2 minutes, cleans gas circuit；Then solenoid valve 7,8,9,10 is opened, and it is big to carry out first gradient
The sampling or analysis of gas pollutant.Setting gradient switching time arrives, and solenoid valve 7,8,9,10 is closed, the II of three-way magnetic valve 4,
III connection, I, III connection of three-way magnetic valve 3,5, gas empty 2 minutes, clean gas circuit；Then solenoid valve 7,8,9,10 dozens
It opens, carries out the sampling or analysis of the second gradient atmosphere pollution.Setting gradient switching time arrives, and solenoid valve 7,8,9,10 is closed,
II, III connection of three-way magnetic valve 5, I, III connection of three-way magnetic valve 3,4, gas empty 2 minutes, clean gas circuit；Then
Solenoid valve 7,8,9,10 is opened, and the sampling or analysis of 3rd gradient atmosphere pollution are carried out.Then it is repeated in the above operation, it is complete
At the acquisition and observation of the continuous atmosphere pollution of gradient.The sampling of different height can recycle progress, when gradient therein switches
Between can be 5min-1h, for example, as carry out Analysis of Organic Substances, gradient switching time can be a hour, such as carry out particulate matter
Analysis, gradient switching time can be 5-10min.
Embodiment 2
The present embodiment and the difference of embodiment 1 are only that：Fixed height monitoring, setting prison are selected by procedure control unit
It surveys, the acquisition and observation of fixed height atmosphere pollution.
Embodiment 3
The difference of the present embodiment and Examples 1 and 2 is only that：Trigger-type monitoring, setting are selected by procedure control unit
Then concentration threshold, observed altitude select observation mode (fixed height monitoring or gradient monitoring), observing port, setting observation
Condition.II, III connection of three-way magnetic valve 3 at this time, I, III connection of three-way magnetic valve 4,5, three-way magnetic valve 7 open, 8,
9, it 10 closes, using sensor to index species (CO, the O of atmosphere pollution3, NOx) be monitored.When the gas in sample port
When the concentration that body sensor detects reaches the threshold value of setting, instrument opens the working method of embodiment 1 or 2, realizes that atmosphere is dirty
The acquisition of trigger-type Atmospheric components and detection of dye tracking.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that the foregoing is merely specific embodiment of the utility model, are not limited to this reality
With novel, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all include
It is within the protection scope of the utility model.
Claims (10)
1. a kind of automatic atmosphere sampler of multichannel high tower gradient, which is characterized in that including：Vertical gradient adopts pipe, buffering
Gas tank, sampling pump and control unit；
Wherein, the gradient adopts pipe and different height is provided with sampling branch pipe, and the sampling branch pipe passes through independent control respectively
Triple valve adopts pipe with the gradient and is connected, for sampling in different height；
One end of the buffering gas tank is connected with the bottom end that the gradient adopts pipe, and the other end passes through pipeline phase with the sampling pump
Even, it is provided with multichannel collecting port on the buffering gas tank, for acquiring the gaseous sample of different component, each collection terminal
Mouth is provided with flow controller and solenoid valve；
Described control unit is for controlling the triple valve, flow controller and the solenoid valve.
2. the automatic atmosphere sampler of multichannel high tower gradient according to claim 1, wherein the gradient adopts pipe setting
On high tower, the height of the high tower is greater than 100m.
3. the automatic atmosphere sampler of multichannel high tower gradient according to claim 1, wherein the sampling branch pipe is adopted
Filter screen is provided on sample mouth.
4. the automatic atmosphere sampler of multichannel high tower gradient according to claim 1, wherein the multichannel collecting end
An acquisition port in mouthful is connected with one or more gas sensors, for monitoring the concentration of different height Atmospheric components.
5. the automatic atmosphere sampler of multichannel high tower gradient according to claim 4, wherein the gas sensor packet
Include one of carbon monoxide transducer, ozone sensor, NOx sensor or a variety of.
6. the automatic atmosphere sampler of multichannel high tower gradient according to claim 1, wherein the multichannel collecting end
An acquisition port in mouthful is provided with particulate matter filter membrane, and the acquisition port is connected with gas concentration unit, for detecting
Trace Organic Gases in Atmosphere.
7. the automatic atmosphere sampler of multichannel high tower gradient according to claim 1, wherein the multichannel collecting end
An acquisition port in mouthful is provided with particulate matter cutting head, for acquiring the Atmospheric particulates of different-grain diameter.
8. the automatic atmosphere sampler of multichannel high tower gradient according to claim 1, wherein the multichannel collecting end
Mouth includes a spare acquisition port, which is connected with alternate channel.
9. the automatic atmosphere sampler of multichannel high tower gradient according to claim 1, wherein the buffering gas tank,
The flow controller and solenoid valve of the multichannel collecting port are integrated in cabinet, and described control unit is arranged in the cabinet
Surface.
10. the automatic atmosphere sampler of multichannel high tower gradient according to claim 9, wherein the surface of the cabinet
It is provided with display, for showing sample information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820675035.9U CN208171696U (en) | 2018-05-08 | 2018-05-08 | The automatic atmosphere sampler of multichannel high tower gradient |
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| CN201820675035.9U CN208171696U (en) | 2018-05-08 | 2018-05-08 | The automatic atmosphere sampler of multichannel high tower gradient |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932401A (en) * | 2020-07-13 | 2022-01-14 | 海信（山东）空调有限公司 | Air conditioner based on fresh air function and control method |
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2018
- 2018-05-08 CN CN201820675035.9U patent/CN208171696U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932401A (en) * | 2020-07-13 | 2022-01-14 | 海信（山东）空调有限公司 | Air conditioner based on fresh air function and control method |
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