CN110501192A - A kind of constant temperature, closed soil respiration collection device - Google Patents
A kind of constant temperature, closed soil respiration collection device Download PDFInfo
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- CN110501192A CN110501192A CN201910774302.7A CN201910774302A CN110501192A CN 110501192 A CN110501192 A CN 110501192A CN 201910774302 A CN201910774302 A CN 201910774302A CN 110501192 A CN110501192 A CN 110501192A
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- incubator
- fixedly connected
- constant temperature
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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
- G01N1/2294—Sampling soil gases or the like
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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
- G01N1/24—Suction devices
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- General Health & Medical Sciences (AREA)
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- Soil Sciences (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of constant temperature, closed soil respiration collection device, including incubator and pedestal, left side at the top of the heat preservation chamber interior wall is fixedly connected with collection box, the bottom of collection box inner wall is fixedly connected sequentially from front to back pressure sensor, atmospheric pump, small air pump and rack, it is fixedly connected with single-chip microcontroller on front side of collection box inner wall, the present invention relates to soil respiration collection device technical fields.The constant temperature, closed soil respiration collection device, outside air is pumped into incubator by setting atmospheric pump, recycle air pressure in pressure sensor and single-chip microcontroller cooperation detection incubator, it then can simply and easily detect incubator air-tightness, and it utilizes by the way that incubator to be arranged to two layers, centre there are cavity increase the heat insulation effect of incubator, directly gas collector is arranged inside incubator simultaneously, the air pressure change in incubator is not influenced when extracting air, it will not influence detection accuracy, it is simple and practical in structure.
Description
Technical field
The present invention relates to soil respiration collection device technical field, specially a kind of constant temperature, closed soil respiration are collected
Device.
Background technique
It is living to refer to that root system of plant, deposit feeder, fungi and bacterium in soil etc. carries out metabolism for soil respiration
Dynamic consumes organic matter, generates the process of carbon dioxide.The stricti jurise of soil respiration, which refers to, generates titanium dioxide in undisturbed soil
All metabolism of carbon include three biological processes, i.e. edaphon breathing, root system respiration and soil animal breathing,
And an abiology process, i.e. the chemical oxidation effect of carbon containing mineral matter.Soil respiration can be divided into autotrophic respiration and heterotrophism
Breathing, the former refers to root breath and rhizomicrobial respiration, and the latter refers to edaphon and animal breath.Autotrophic respiration consumption
Substrate is directed to the part that photosynthesis of plant product is distributed to underground, and heterotroph breathing is then using organic in soil
Or inorganic carbon.Intensity of soil respiration is usually used in measuring edaphon gross activity, also be used to evaluate soil fertility.Forest soil
Breathing is the pith of terrestrial ecosystems soil respiration, and dynamic change will generate far-reaching influence to Global carbon balance.
When the breathing of current closed static chamber-Soil by Gas Chromatography, it can be potentially encountered that the temperature inside the box is excessively high, cabinet
Airtightness not strong (especially in hillside fields), gas collection when because having extracted portion gas out, lead to soil respiration gas concentration wave
The problems such as dynamic, and then the problem for causing the detection data for the gas being collected into not accurate enough.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of constant temperature, closed soil respiration collection device, solves
When the breathing of current closed static chamber-Soil by Gas Chromatography, can be potentially encountered the temperature inside the box is excessively high, cabinet airtightness not
By force (especially in hillside fields), when gas collection because having extracted portion gas out, soil respiration gas concentration is led to problems such as to fluctuate,
The problem for keeping the detection data for the gas being collected into not accurate enough.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of constant temperature, closed soil respiration
Collection device, including incubator and pedestal, the left side kept the temperature at the top of chamber interior wall are fixedly connected with collection box, the collection box
The bottom of inner wall is fixedly connected sequentially from front to back pressure sensor, atmospheric pump, small air pump and rack, in the collection box
It is fixedly connected with single-chip microcontroller on front side of wall, the internal activity of the rack is connected with Storage Time in Gas Collecting Bag, and Storage Time in Gas Collecting Bag
Top is communicated with inlet cylinder, and the side of the inlet cylinder is communicated with suction nozzle, and the gas outlet of the small air pump is communicated with inflation master
It manages, is fixedly connected with divided flow box, and divided flow box between the left and right sides of the collection box inner wall and right above small air pump
Bottom be connected to the top of inflation supervisor, be communicated with inflation branch pipe on the right side of the divided flow box, and inflate branch pipe right end and
One end of suction nozzle is connected to, and the front of the collection box is fixedly connected with alarm, and the bottom of the pressure sensor is through receipts
Collect the bottom of box and extend to the lower section of collection box, the incubator includes outer housing and inner housing, the bottom of the outer housing
It is fixedly connected with the bottom of inner housing, and there are cavitys between outer housing and inner housing.
Preferably, there are four the inflation branch pipe and Storage Time in Gas Collecting Bag are respectively provided with, and the surface for inflating branch pipe is fixedly connected
There is solenoid valve.
Preferably, the inside of the inlet cylinder and be located at suction nozzle above slidably connect slider, the slider
The center of bottom is fixedly connected with pull rod, and the bottom end of pull rod is fixedly connected with piston.
Preferably, the inner surface of the inlet cylinder and be located at piston below be fixedly connected with partition, and the inside of partition
Offer through-hole compatible with piston.
Preferably, the top of the inlet cylinder, which is run through, compression bar, and the top of compression bar is fixedly connected with pressure cap, the pressure
The surface of bar is arranged with seal rubber sleeve.
Preferably, the lower section on the left of the heat preservation chamber interior wall and the upper right corner are fixedly connected to fixed frame, and fixed frame
Surface is fixedly connected with exhaust fan, the top of the incubator and is located at right above collection box and is connected with sealing cover.
Preferably, the air inlet of the atmospheric pump is communicated with air inlet pipe, and a left side for incubator is run through in the left end of the air inlet pipe
Wall and the outside for extending to incubator.
Preferably, card slot compatible with the bottom of incubator, the inside of the pedestal are offered at the top of the pedestal
And it is located at the outside of incubator through there is a fixed pillar, and fixed pillar is provided with the six roots of sensation.
Preferably, the output end of the single-chip microcontroller respectively with solenoid valve, atmospheric pump, small air pump, alarm and exhaust fan
Input terminal is electrically connected, and the output end of the pressure sensor and the input terminal of single-chip microcontroller are electrically connected.
(3) beneficial effect
The present invention provides a kind of constant temperature, closed soil respiration collection device.Compared with prior art, having following has
Beneficial effect:
(1), the constant temperature, closed soil respiration collection device, by the bottom of collection box inner wall from front to back successively
It is fixedly connected with pressure sensor, atmospheric pump, small air pump and rack, is fixedly connected with single-chip microcontroller on front side of collection box inner wall,
The internal activity of rack is connected with Storage Time in Gas Collecting Bag, and inlet cylinder is communicated at the top of Storage Time in Gas Collecting Bag, the side of inlet cylinder
It is communicated with suction nozzle, the gas outlet of small air pump is communicated with inflation and is responsible for, and between the left and right sides of collection box inner wall and is located at stingy
Divided flow box is fixedly connected with right above pump, and the bottom of divided flow box is connected to the top of inflation supervisor, is connected on the right side of divided flow box
It being connected with inflation branch pipe, and the right end for inflating branch pipe is connected to one end of suction nozzle, the front of collection box is fixedly connected with alarm,
The bottom of pressure sensor runs through the bottom of collection box and extends to the lower section of collection box, and incubator includes outer housing and inner casing
Body, the bottom of outer housing are fixedly connected with the bottom of inner housing, and there are cavitys between outer housing and inner housing, big by being arranged
Outside air is pumped into incubator by air pump, recycles air pressure in pressure sensor and single-chip microcontroller cooperation detection incubator, then can letter
Single convenient detection incubator air-tightness, and utilizing by the way that incubator to be arranged to two layers, it is intermediate there are cavity increase guarantor
The heat insulation effect of incubator, while directly gas collector being arranged inside incubator, it does not influence to keep the temperature when extracting air
Air pressure change in case will not influence detection accuracy, simple and practical in structure.
(2), the constant temperature, closed soil respiration collection device, by being provided in inflation branch pipe and Storage Time in Gas Collecting Bag
Four, and the surface for inflating branch pipe is fixedly connected with solenoid valve, the inside of inlet cylinder and being located above suction nozzle is slidably connected
Have a slider, the center of slider bottom is fixedly connected with pull rod, and the bottom end of pull rod is fixedly connected with piston, inlet cylinder it is interior
Surface and it is located at below piston and is fixedly connected with partition, and the inside of partition offers through-hole compatible with piston, passes through
Four groups of inflation branch pipes and Storage Time in Gas Collecting Bag are set, air can be collected in different time sections, and then detection accuracy can be improved, and it is sharp
With the cooperation of slider, pull rod and piston, when being charged into air, slider compression is larger, can the rising completion of automatic traction piston
Inflation, and after inflating, piston and slider can voluntarily block through-hole under self weight, and gas is avoided to leak, and structure simply makes
With conveniently.
(3), the constant temperature, closed soil respiration collection device, by the inside of inlet cylinder and positioned at the upper of suction nozzle
Side slidably connects slider, and the center of slider bottom is fixedly connected with pull rod, and the bottom end of pull rod is fixedly connected with piston,
The top of inlet cylinder, which is run through, compression bar, and the top of compression bar is fixedly connected with pressure cap, and the surface of compression bar is arranged with seal rubber sleeve,
Slider is pushed by setting compression bar, and using the frictional force of seal rubber sleeve, can avoid piston and loosen, in order to take out gas
The sealing of Storage Time in Gas Collecting Bag is kept when collection bag, it is easy to operate.
Detailed description of the invention
Fig. 1 is the integrally-built cross-sectional view of the present invention；
Fig. 2 is the right view of collection box internal structure of the present invention；
Fig. 3 is the cross-sectional view of air inlet barrel structure of the present invention；
Fig. 4 is the partial enlarged view in Fig. 1 of the present invention at A；
Fig. 5 is system principle diagram of the invention.
In figure, 1- incubator, 2- pedestal, 3- collection box, 4- pressure sensor, 5- atmospheric pump, the small air pump of 6-, 7- are placed
Frame, 8- single-chip microcontroller, 9- Storage Time in Gas Collecting Bag, 10- inlet cylinder, 11- suction nozzle, 12- slider, 13- pull rod, 14- piston, 15- every
The fixed pillar of piece, 16- through-hole, 17- compression bar, 18-, 19- pressure cap, 20- seal rubber sleeve, 21- inflation supervisor, 22- divided flow box,
It is close that 23- inflates branch pipe, 24- solenoid valve, 25- alarm, 26- outer housing, 27- inner housing, 28- fixed frame, 29- exhaust fan, 30-
Capping, 31- air inlet pipe, 32- card slot.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-5, the embodiment of the present invention provides a kind of technical solution: a kind of constant temperature, closed soil respiration are collected
Device, including incubator 1 and pedestal 2, lower section and the upper right corner on the left of 1 inner wall of incubator are fixedly connected to fixed frame 28, and
The surface of fixed frame 28 is fixedly connected with exhaust fan 29, the top of the incubator 1 and surface for being located at collection box 3 is connected with sealing
Lid 30, the top of pedestal 2 offer card slot 32 compatible with the bottom of incubator 1, the inside of pedestal 2 and are located at incubator 1
Outside through there is a fixed pillar 18, and fixed pillar 18 is provided with the six roots of sensation, and fixed pillar 18 is kept the temperature for fixing incubator 1
Left side at the top of 1 inner wall of case is fixedly connected with collection box 3, and the bottom of 3 inner wall of collection box is fixedly connected sequentially has pressure from front to back
Force snesor 4, atmospheric pump 5, small air pump 6 and rack 7, atmospheric pump 5, small air pump 6 are the air pump of type less than normal, but atmospheric pump 5
The small air pump of volume ratio 6 it is big, therefore named with size, pressure sensor 4 is PTG501 model pressure sensor, atmospheric pump 5
Air inlet is communicated with air inlet pipe 31, settable manually-operated gate or solenoid valve control folding, the left end of air inlet pipe 31 in air inlet pipe 31
Through incubator 1 left wall and extend to the outside of incubator 1, be fixedly connected with single-chip microcontroller 8 on front side of 3 inner wall of collection box, it is single
Piece machine 8 be ISP1161A1BM model single-chip microcontroller, the output end of single-chip microcontroller 8 respectively with solenoid valve 24, atmospheric pump 5, small air pump 6, report
The input terminal of alert device 25 and exhaust fan 29 is electrically connected, and the output end of pressure sensor 4 electrically connects with the input terminal of single-chip microcontroller 8
It connects, the internal activity of rack 7 is connected with Storage Time in Gas Collecting Bag 9, and the top of Storage Time in Gas Collecting Bag 9 is communicated with inlet cylinder 10, air inlet
Cylinder 10 inside and be located at suction nozzle 11 top slidably connect slider 12, the center of 12 bottom of slider is fixedly connected with
Pull rod 13, and the bottom end of pull rod 13 is fixedly connected with piston 14, the inner surface of the inlet cylinder 10 and lower section for being located at piston 14 is fixed
It is connected with partition 15, and the inside of partition 15 offers through-hole 16 compatible with piston 14, by the way that four groups of inflation branch pipes are arranged
23 and Storage Time in Gas Collecting Bag 9, air can be collected in different time sections, and then detection accuracy can be improved, and utilize slider 12, draw
The cooperation of bar 13 and piston 14, when being charged into air, slider 12 be pressurized it is larger, can automatic traction piston 14 rise complete fill
Gas, and after inflating, piston 14 and slider 12 can voluntarily block through-hole 16 under self weight, avoid gas from leaking, structure letter
Single easy to use, the top of inlet cylinder 10, which is run through, compression bar 17, and the top of compression bar 17 is fixedly connected with pressure cap 19, compression bar 17
Surface be arranged with seal rubber sleeve 20, by setting compression bar 17 push slider 12, and using seal rubber sleeve 20 frictional force, can
Piston 14 is avoided to loosen, in order to keep the sealing of Storage Time in Gas Collecting Bag 9, easy to operate, inlet cylinder when taking out Storage Time in Gas Collecting Bag 9
10 side is communicated with suction nozzle 11, and the gas outlet of small air pump 6 is communicated with inflation supervisor 21, the left and right sides of 3 inner wall of collection box
Between and be located at the surface of small air pump 6 and be fixedly connected with divided flow box 22, and the top of the bottom of divided flow box 22 and inflation supervisor 21
End connection, the right side of divided flow box 22 is communicated with inflation branch pipe 23, and the right end for inflating branch pipe 23 is connected to one end of suction nozzle 11,
There are four inflation branch pipe 23 and Storage Time in Gas Collecting Bag 9 are respectively provided with, and the surface for inflating branch pipe 23 is fixedly connected with solenoid valve 24, collects
The front of box 3 is fixedly connected with alarm 25, and the bottom of pressure sensor 4 runs through the bottom of collection box 3 and extends to collection box 3
Lower section, incubator 1 includes outer housing 26 and inner housing 27, and the bottom of outer housing 26 is fixedly connected with the bottom of inner housing 27,
And there are cavitys between outer housing 26 and inner housing 27, and outside air is pumped into incubator 1 by setting atmospheric pump 5, is recycled
Air pressure in pressure sensor 4 and the cooperation detection incubator 1 of single-chip microcontroller 8, then can simply and easily detect 1 air-tightness of incubator, and
Using by the way that incubator 1 is arranged to two layers, it is intermediate there are cavity increase the heat insulation effect of incubator 1, while directly general
Gas collector is arranged inside incubator 1, does not influence the air pressure change in incubator 1 when extracting air, will not influence
Detection accuracy, it is simple and practical in structure.
In use, fixed pillar 18 is squeezed into soil, incubator 1 is made to be placed on soil surface, the card slot at 2 top of pedestal
Entire incubator 1 is placed in card slot 32 after the water of 32 inner additions 1/2, single-chip microcontroller 8 is connected into power supply, controls 5 work of atmospheric pump
Make, outside air is extracted by air inlet pipe 31, and be discharged in incubator 1, pressure sensor 4 detects the gas in incubator 1
Pressure, and transfer data to single-chip microcontroller 8 and be analyzed and processed, if can reach 1.1 atmospheric pressure shows that airtightness is good, such as cannot
Reach requirement, then the alarm 25 that single-chip microcontroller 8 controls is alarmed, and is then again restored air pressure in cabinet to 1 atmospheric pressure, then close
Valve in intake pipe 31, and exhaust fan 29 is opened, exhaust fan 29 drives the air flowing in incubator 1, is distributed air
Uniformly, single-chip microcontroller 8 is set separately and controls stingy 6 starting of pump in 0,10,20,30min, extracts gas in incubator 1, and successively
Four solenoid valves 24 (primary only to open one, to close solenoid valve 24 after single sampling) is opened, it will using inflation supervisor 21
Air is discharged in divided flow box 22, then admits air into inlet cylinder 10 by inflating branch pipe 23, and air-flow pushes up slider 12, benefit
Piston 14 is pulled up with pull rod 13, piston 14 is made to be detached from through-hole 16, air enters in Storage Time in Gas Collecting Bag 9 across through-hole 16 to be received
Collection collects full 100ml and completes sampling, all after sampling, opens sealing cover 30, pinches inlet cylinder 10 and pushes four pressings
Cap 19 makes compression bar 17 glide, and compresses slider 12, and piston 14 is pressed in through-hole 16 indirectly, then will inflate branch pipe 23
It pulls up, takes out Storage Time in Gas Collecting Bag 9.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of constant temperature, closed soil respiration collection device, including incubator (1) and pedestal (2), the incubator (1) is interior
Left side at the top of wall is fixedly connected with collection box (3), it is characterised in that: the bottom of collection box (3) inner wall from front to back according to
It is secondary to be fixedly connected with pressure sensor (4), atmospheric pump (5), small air pump (6) and rack (7), collection box (3) inner wall
Front side is fixedly connected with single-chip microcontroller (8), and the internal activity of the rack (7) is connected with Storage Time in Gas Collecting Bag (9), and gas collecting
It is communicated with inlet cylinder (10) at the top of bag (9), the side of the inlet cylinder (10) is communicated with suction nozzle (11), the small air pump
(6) gas outlet is communicated with inflation and is responsible for (21), between the left and right sides of collection box (3) inner wall and is located at small air pump (6)
Surface be fixedly connected with divided flow box (22), and the bottom of divided flow box (22) with inflation supervisor (21) top be connected to, it is described
It is communicated with inflation branch pipe (23) on the right side of divided flow box (22), and inflates the right end of branch pipe (23) and one end company of suction nozzle (11)
Logical, the front of the collection box (3) is fixedly connected with alarm (25), and collection box is run through in the bottom of the pressure sensor (4)
(3) bottom and the lower section for extending to collection box (3), the incubator (1) include outer housing (26) and inner housing (27), described
The bottom of outer housing (26) is fixedly connected with the bottom of inner housing (27), and there are skies between outer housing (26) and inner housing (27)
Chamber.
2. a kind of constant temperature according to claim 1, closed soil respiration collection device, it is characterised in that: the inflation
There are four branch pipe (23) and Storage Time in Gas Collecting Bag (9) are respectively provided with, and the surface for inflating branch pipe (23) is fixedly connected with solenoid valve (24).
3. a kind of constant temperature according to claim 1, closed soil respiration collection device, it is characterised in that: the air inlet
Cylinder (10) inside and be located at suction nozzle (11) above slidably connect slider (12), in slider (12) bottom
The heart is fixedly connected with pull rod (13), and the bottom end of pull rod (13) is fixedly connected with piston (14).
4. a kind of constant temperature according to claim 3, closed soil respiration collection device, it is characterised in that: the air inlet
Cylinder (10) inner surface and be located at piston (14) below be fixedly connected with partition (15), and the inside of partition (15) offer with
The compatible through-hole (16) of piston (14).
5. a kind of constant temperature according to claim 1, closed soil respiration collection device, it is characterised in that: the air inlet
The top of cylinder (10), which is run through, to be had compression bar (17), and the top of compression bar (17) is fixedly connected with pressure cap (19), the compression bar (17)
Surface be arranged with seal rubber sleeve (20).
6. a kind of constant temperature according to claim 1, closed soil respiration collection device, it is characterised in that: the heat preservation
Lower section and the upper right corner on the left of case (1) inner wall are fixedly connected to fixed frame (28), and the surface of fixed frame (28) is fixedly connected
Have exhaust fan (29), the top of the incubator (1) and be located at collection box (3) right above be connected with sealing cover (30).
7. a kind of constant temperature according to claim 1, closed soil respiration collection device, it is characterised in that: the atmosphere
The air inlet of pump (5) is communicated with air inlet pipe (31), and the left end of the air inlet pipe (31) is run through the left wall of incubator (1) and extended to
The outside of incubator (1).
8. a kind of constant temperature according to claim 1, closed soil respiration collection device, it is characterised in that: the pedestal
(2) it offers card slot (32) compatible with the bottom of incubator (1) at the top of, the inside of the pedestal (2) and is located at heat preservation
The outside of case (1), which is run through, to be had fixed pillar (18), and fixed pillar (18) are provided with the six roots of sensation.
9. a kind of constant temperature according to claim 1, closed soil respiration collection device, it is characterised in that: the monolithic
The output end of machine (8) is defeated with solenoid valve (24), atmospheric pump (5), small air pump (6), alarm (25) and exhaust fan (29) respectively
Enter end to be electrically connected, the output end of the pressure sensor (4) and the input terminal of single-chip microcontroller (8) are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910774302.7A CN110501192B (en) | 2019-08-21 | 2019-08-21 | Constant-temperature and airtight soil respiration collection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910774302.7A CN110501192B (en) | 2019-08-21 | 2019-08-21 | Constant-temperature and airtight soil respiration collection device |
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| CN110501192A true CN110501192A (en) | 2019-11-26 |
| CN110501192B CN110501192B (en) | 2020-09-25 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111659497A (en) * | 2020-06-04 | 2020-09-15 | 柳州市彩之星印刷有限公司 | Raw materials grinder of printing ink production usefulness |
| CN114264779A (en) * | 2021-12-24 | 2022-04-01 | 四川航天职业技术学院(四川航天高级技工学校) | Closed space gas detection equipment based on Internet of things |
| CN115683756A (en) * | 2022-10-26 | 2023-02-03 | 塔里木大学 | Portable long-term continuous in-situ gas collection static box |
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| CN202814764U (en) * | 2012-09-18 | 2013-03-20 | 中国地质科学院地球物理地球化学勘查研究所 | Soil gas sampling device |
| CN204479102U (en) * | 2015-03-19 | 2015-07-15 | 清华大学 | A kind of Soil Trace Gases discharge and habitat integrated information collection device |
| CN205607705U (en) * | 2016-04-12 | 2016-09-28 | 山东省农业科学院农业资源与环境研究所 | Utilize sealed farmland greenhouse gases collection system of two -way silica gel ring |
| CN205679443U (en) * | 2016-06-20 | 2016-11-09 | 中国农业科学院草原研究所 | A kind of grassland soil greenhouse gases original-position collecting device |
| CN206756531U (en) * | 2017-04-22 | 2017-12-15 | 九江学院 | A kind of portable soil greenhouse gas collecting device |
| CN107389386A (en) * | 2017-09-06 | 2017-11-24 | 中国农业科学院草原研究所 | Soil Trace Gases harvester and method |
| CN108844789A (en) * | 2018-06-29 | 2018-11-20 | 农业部环境保护科研监测所 | Soil gas acquisition device and soil gas acquisition system |
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| CN111659497A (en) * | 2020-06-04 | 2020-09-15 | 柳州市彩之星印刷有限公司 | Raw materials grinder of printing ink production usefulness |
| CN114264779A (en) * | 2021-12-24 | 2022-04-01 | 四川航天职业技术学院(四川航天高级技工学校) | Closed space gas detection equipment based on Internet of things |
| CN115683756A (en) * | 2022-10-26 | 2023-02-03 | 塔里木大学 | Portable long-term continuous in-situ gas collection static box |
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