CN113484100A - Greenhouse gas collecting device - Google Patents
Greenhouse gas collecting device Download PDFInfo
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- CN113484100A CN113484100A CN202110753779.4A CN202110753779A CN113484100A CN 113484100 A CN113484100 A CN 113484100A CN 202110753779 A CN202110753779 A CN 202110753779A CN 113484100 A CN113484100 A CN 113484100A
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- collecting pipe
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- floating plate
- kickboard
- water
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- 239000005431 greenhouse gas Substances 0.000 title claims abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000007789 gas Substances 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims description 23
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 description 16
- 238000009792 diffusion process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000001272 nitrous oxide Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model belongs to the technical field of the technique of gas collection and specifically relates to a greenhouse gas collection device is related to, a greenhouse gas collection device, it is including being used for floating the kickboard on the water top layer, slide on the kickboard and wear to be equipped with the collecting pipe that is used for collecting gas, the one end that the collecting pipe passed the kickboard is located the water, the one end of keeping away from the water on the collecting pipe is equipped with the valve, coaxial driven gear that is provided with on the collecting pipe, be equipped with the motor on the kickboard, be provided with the driving gear in the pivot of motor, driving gear and driven gear meshing. The method and the device have the advantage of being capable of improving the accuracy of detecting the greenhouse gases diffused in the water body.
Description
Technical Field
The application relates to the technical field of gas collection, in particular to a greenhouse gas collecting device.
Background
With the development of socio-economy, environmental problems are becoming more prominent, and the greenhouse effect is also enhanced as greenhouse gases in the atmosphere increase year by year, and global warming caused by the greenhouse effect has become a focus of international social attention.
Greenhouse gases mainly comprise carbon dioxide, nitrous oxide and methane, and researches show that greenhouse gases generated in high anaerobic environments such as sediments at the bottom of rivers and oceans account for a large proportion of natural emission. In order to detect greenhouse gases emitted from a water body, a water-gas interface gas flux observation method is commonly used at present, wherein a box body is placed on the surface of the water body to collect gases diffused in the water body, and the box body is fixed in a detection area so as to detect the gases in the box body regularly. And the box is fixed in detection area for the water body scope that the box covered is certain, when meetting the water body that mobility is relatively poor, is difficult to guarantee the accuracy that detects.
Disclosure of Invention
In order to improve the accuracy that detects the greenhouse gas of diffusion in the water, this application provides a greenhouse gas collection device.
The application provides a greenhouse gas collection device adopts following technical scheme: the utility model provides a greenhouse gas collection device, is including being used for floating the kickboard on the water top layer, and the collecting pipe that is used for collecting gas is worn to be equipped with in the kickboard that slides, and the collecting pipe passes the one end of kickboard and is located the water, and the one end of keeping away from the water on the collecting pipe is equipped with the valve, and the coaxial driven gear that is provided with on the collecting pipe is equipped with the motor on the kickboard, is provided with the driving gear in the pivot of motor, driving gear and driven gear meshing.
Through adopting above-mentioned technical scheme, the motor can rotate through driving gear drive driven gear to drive the collecting pipe and rotate, can cause the disturbance to a certain extent to the water around the bottom when the collecting pipe rotates, the mobility that has improved the water is favorable to the diffusion of greenhouse gas in the water, and the greenhouse gas of being convenient for gets into in the collecting pipe, and then reaches the effect that improves the accuracy of greenhouse gas detection.
The present application may be further configured in a preferred example to: the collecting pipe is connected with a plurality of branch pipes, one ends of the branch pipes are communicated with the collecting pipe, and the other ends of the branch pipes extend to one end far away from the floating plate.
Through adopting above-mentioned technical scheme, many spinal branchs pipe can follow the rotation of collecting pipe and rotate, has improved the stirring degree to kickboard below water for greenhouse gas in the water diffuses more easily, and many spinal branchs pipe can collect greenhouse gas, is favorable to promoting the accuracy of greenhouse gas testing result.
The present application may be further configured in a preferred example to: the end of the branch pipe far away from the collecting pipe is provided with a stirring sheet.
Through adopting above-mentioned technical scheme, the setting up of stirring piece can improve the stirring degree to the water to be favorable to greenhouse gas's diffusion.
The present application may be further configured in a preferred example to: the distance between one end of the branch pipe far away from the floating plate and the floating plate is larger than the distance between one end of the collecting pipe far away from the floating plate and the floating plate.
Through adopting above-mentioned technical scheme, the branch pipe bottom is located the below of collecting pipe bottom in vertical direction for many branch pipes can stir the water of collecting pipe bottom when rotating, have improved greenhouse gas's diffusion effect to a certain extent, thereby promote the accuracy to greenhouse gas detection result.
The present application may be further configured in a preferred example to: the collecting pipe and the branch pipe are provided with a mask extending cover at one end far away from the floating plate.
Through adopting above-mentioned technical scheme, the area of coverage to the water can be increased in the setting of diffuser cover to be favorable to more greenhouse gas to get into collecting pipe and branch pipe, make the accuracy that detects the result to greenhouse gas higher.
The present application may be further configured in a preferred example to: a filter screen is arranged at one end of the flaring cover far away from the floating plate.
Through adopting above-mentioned technical scheme, the setting of filter screen can filter the bottom of collecting pipe and branch pipe, reduces the possibility that debris got into the collecting pipe top.
The present application may be further configured in a preferred example to: two valves are arranged on the collecting pipe at intervals, and one section between the two valves on the collecting pipe is a collecting section.
Through adopting above-mentioned technical scheme, two valves can seal the collection section on the collecting pipe, and the greenhouse gas that will collect when being convenient for detect lets in the collection section earlier and keeps in, detects the greenhouse gas in the collection section again, is favorable to reducing the influence of impurity such as steam to the testing result.
The present application may be further configured in a preferred example to: the floating plate is provided with a water seal bearing coaxial with the collecting pipe, and the collecting pipe is fixed with an inner ring of the water seal bearing.
Through adopting above-mentioned technical scheme, the setting of water seal bearing can reduce the collecting pipe when rotating and the floating plate between the friction, can also reduce the greenhouse gas of floating plate below and follow the possibility that overflows between collecting pipe and the floating plate.
The present application may be further configured in a preferred example to: be provided with the reinforcing plate on the kickboard, the one end and the kickboard of reinforcing plate are fixed, and the other end and the collecting pipe butt of reinforcing plate.
Through adopting above-mentioned technical scheme, the setting of reinforcing plate can provide certain support between collecting pipe and the kickboard to reduce the possibility that takes place the slope between collecting pipe and the kickboard, so that the lower extreme of collecting pipe and branch pipe is collected greenhouse gas.
The present application may be further configured in a preferred example to: the edge of kickboard is provided with many fixed ropes, and the one end of keeping away from the kickboard on the fixed rope is provided with the dead lever.
Through adopting above-mentioned technical scheme, the setting of dead lever is convenient for insert on the riverbed or the seabed of water bottom with it, is convenient for fix the kickboard through fixed rope for the whole difficult emergence of device removes, so that regularly detects the gas of collecting in the collecting tube.
To sum up, the application comprises the following beneficial technical effects:
1. the collecting pipe is controlled to rotate by the motor, so that the bottom of the collecting pipe can be disturbed after extending into the water body, the mobility of the water body around the bottom of the collecting pipe can be improved when the greenhouse gas is collected in the water body with poor mobility, the greenhouse gas in the water body is easier to diffuse, the greenhouse gas can enter the collecting pipe conveniently, and the accuracy of the greenhouse gas in the subsequent detection process is improved;
2. a plurality of branch pipes on the collecting pipe can rotate simultaneously with the collecting pipe, so that the stirring degree of the water body is improved, and the greenhouse gas in the water body around the bottom of the collecting pipe is easier to diffuse;
3. the stirring sheet on the branch pipe further improves the stirring degree of the water body, and the stirring sheet is positioned below the bottom of the collecting pipe, so that the stirring sheet can stir the water body below the bottom of the collecting pipe more easily, and the diffusion of the water body around the bottom of the collecting pipe is facilitated to a certain extent.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is a schematic view of the overall structure of another angle in the embodiment of the present application.
Description of reference numerals: 1. a floating plate; 11. a motor; 111. a driving gear; 12. a reinforcing plate; 13. a water seal bearing; 14. fixing a rope; 141. fixing the rod; 2. a collection pipe; 21. a valve; 22. a driven gear; 23. a collection section; 24. a branch pipe; 241. a stirring sheet; 25. a mask expanding cover; 251. filtering with a screen; 26. a rubber plug; 261. and an air outlet.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a greenhouse gas collecting device, as shown in figure 1, the greenhouse gas collecting device comprises a floating plate 1 and a collecting pipe 2 which is slidably arranged in the middle of the floating plate 1 in a penetrating manner, wherein the floating plate 1 can float on the water surface so as to collect greenhouse gas in a water body through the collecting pipe 2; the four corners of kickboard 1 all is connected with fixed rope 14, and the one end of keeping away from kickboard 1 on fixed rope 14 is fixed with dead lever 141 to insert dead lever 141 and fix on riverbed or the seabed when the device is placed on detection area's water top layer.
As shown in fig. 1 and 2, one end of the collecting pipe 2 located below the floating plate 1 is used for extending into a water body to collect greenhouse gases, and one end of the collecting pipe 2 located above the floating plate 1 is used for temporarily storing greenhouse gases so as to facilitate extraction during detection.
Two valves 21 are arranged at intervals on a section of the collecting pipe 2 above the floating plate 1, a collecting section 23 is arranged between the two valves 21, and the collecting section 23 on the collecting pipe 2 can be sealed by the valves 21; so in the greenhouse gas who collects in the collecting pipe 2 lets in the section of collection 23 earlier when examining, treat that the greenhouse gas in the section of collection 23 is stable the back discharge and detect, can reduce debris such as steam among the greenhouse gas to the influence of testing result, improved the accuracy that detects greenhouse gas to a certain extent.
The collecting pipe 2 is located the one end tip of kickboard 1 top and installs rubber buffer 26, has seted up gas outlet 261 on the rubber buffer 26 to it is fixed to insert gas outlet 261 with the last trachea that is used for gathering gas of detection device during the detection, and rubber buffer 26 can also reduce greenhouse gas's when gathering and spill over.
A motor 11 is arranged on the floating plate 1, a driving gear 111 is arranged on a rotating shaft of the motor 11, a driven gear 22 is arranged on a section of the collecting pipe 2 above the floating plate 1, and the driven gear 22 is coaxial with the collecting pipe 2; the driven gear 22 is engaged with the driving gear 111, so that the driving gear 111 is driven to rotate by the motor 11, thereby driving the driven gear 22 to rotate, and further driving the collecting pipe 2 to rotate.
One section that lies in the 1 below of kickboard when collecting pipe 2 rotates can cause the disturbance to a certain extent to the water of kickboard 1 bottom, is favorable to the greenhouse gas's in the water around the collecting pipe 2 bottom diffusion to be convenient for collect greenhouse gas, improved the accuracy that detects greenhouse gas to a certain extent.
The mid-mounting of kickboard 1 has water seal bearing 13, and water seal bearing 13's outer lane is fixed with kickboard 1, and collecting pipe 2 outer wall is fixed with water seal bearing 13's inner circle to take place the friction with kickboard 1 when reducing collecting pipe 2 and rotate and lead to impaired possibility, can also reduce the possibility that greenhouse gas in the water of kickboard 1 below spills over from between kickboard 1 and collecting pipe 2 simultaneously.
Reinforcing plate 12 is installed to 1 bottom of kickboard, the one end of reinforcing plate 12 is fixed with 1 bottom of kickboard, the other end and the collecting pipe 2 outer wall butt of reinforcing plate 12, reinforcing plate 12 distributes along collecting pipe 2's circumference equidistance has four, thereby can be for providing certain support between kickboard 1 and the collecting pipe 2, the impaired possibility of kickboard 1 and collecting pipe 2 has been reduced, make difficult emergence slope between collecting pipe 2 and the kickboard 1, so that collecting pipe 2 bottom can continuously collect greenhouse gas.
Collecting pipe 2 is located and installs branch pipe 24 on one section of kickboard 1 below, and branch pipe 24 has six along collecting pipe 2's circumference equidistance distribution, and branch pipe 24 and collecting pipe 2 communicate to be convenient for collect the greenhouse gas in the water simultaneously, be convenient for simultaneously follow collecting pipe 2 and rotate, thereby improved the degree of stirring to the 1 below water of kickboard, make the greenhouse gas in the water diffuse more easily, improved the accuracy that detects greenhouse gas to a certain extent.
Keep away from the one end of collecting pipe 2 on the branch pipe 24 and extend the setting to the direction of keeping away from kickboard 1, the one end of keeping away from collecting pipe 2 on the branch pipe 24 is greater than the interval of keeping away from kickboard 1 one end and kickboard 1 on the collecting pipe 2 with the interval of kickboard 1, make branch pipe 24 bottom surpass the collecting pipe 2 bottom, in order to disturb the water around the collecting pipe 2 bottom, make greenhouse gas in the collecting pipe 2 bottom water get into in the collecting pipe 2 more easily, thereby improve the accuracy that greenhouse gas detected.
Keep away from the one end of collecting pipe 2 on the branch pipe 24 and be fixed with stirring piece 241, stirring piece 241 all has the installation in collecting pipe 2 relative both sides to can stir the water through stirring piece 241 when the branch pipe 24 rotates, make compare in stir the effect better to the water through branch pipe 24, thereby improved the diffusion effect of greenhouse gas in the water, be favorable to improving the accuracy that detects greenhouse gas.
The end parts of the branch pipes 24, which are far away from the collecting pipe 2, and the end parts of the collecting pipe 2, which are far away from the floating plate 1, are provided with the mask expanding covers 25, and the mask expanding covers 25 can increase the coverage area of the water body, so that more greenhouse gases in the water body can be collected, and the accuracy of greenhouse gas detection is improved to a certain extent; the filter screen 251 is installed at the bottom of the mask expanding cover 25, the filter screen 251 can block and filter sundries in the water body, the possibility that the sundries enter the collecting pipe 2 is reduced, and therefore the accuracy of greenhouse gas detection is improved to a certain extent.
The implementation principle of the embodiment of the application is as follows: before detection, the whole device is conveyed to a water area to be detected, one end of the collecting pipe 2, which is far away from the valve 21, extends into the water body until the bottom of the floating plate 1 is contacted with the surface layer of the water body, so that the whole device floats on the water body. After the device is stabilized, the diving personnel insert the fixing rods 141 at the four corners of the floating plate 1 into the riverbed or seabed for fixing, so that the device is integrally fixed. When collecting greenhouse gas, starter motor 11 makes motor 11 drive collecting pipe 2 rotate, and the collecting pipe 2 lower extreme rotates the in-process and can stir the water of 1 bottom of kickboard, and six branch pipes 24 that cooperate 2 circumference of collecting pipe to distribute stir the water simultaneously to and stirring piece 241 on the branch pipe 24 also can stir the water. The water body below the floating plate 1 is stirred to enable greenhouse gases in the water body to be easily diffused, the diffused greenhouse gases finally enter the collecting pipe 2 through the collecting pipe 2 and the collecting cover at the bottom of the branch pipe 24, and the greenhouse gases entering the collecting pipe 2 are concentrated below the valve 21. When greenhouse gases need to be detected, the motor 11 is firstly closed to stop the collecting pipe 2 from rotating, the valve 21 close to the floating plate 1 in the two valves 21 on the collecting pipe 2 is opened, the gases collected at the bottom of the collecting pipe 2 enter the collecting section 23 of the collecting pipe 2, and then the valve 21 close to the floating plate 1 in the two valves 21 is closed, so that the greenhouse gases are allowed to stand in the collecting pipe 2 between the two valves 21. The greenhouse gases can be detected after a period of time, the valve 21 far away from the floating plate 1 in the two valves 21 is opened during detection, and after a part of gases are discharged, a gas pipe on the detection device is inserted into the gas outlet 261 of the rubber plug 26 at the top of the collecting pipe 2, so that the detection can be carried out.
In summary, the present application has: can improve the detection accuracy of the greenhouse gas diffused in the water body.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A greenhouse gas collection device, characterized in that: including being used for floating in kickboard (1) on water top layer, sliding on kickboard (1) is worn to be equipped with collecting pipe (2) that are used for collecting gas, collecting pipe (2) pass the one end of kickboard (1) and are located the water, the one end of keeping away from the water on collecting pipe (2) is equipped with valve (21), coaxial driven gear (22) that is provided with on collecting pipe (2), be equipped with motor (11) on kickboard (1), be provided with driving gear (111) in the pivot of motor (11), driving gear (111) and driven gear (22) meshing.
2. The greenhouse gas collection apparatus of claim 1, wherein: the collecting pipe (2) is connected with a plurality of branch pipes (24), one ends of the branch pipes (24) are communicated with the collecting pipe (2), and the other ends of the branch pipes (24) extend to one end far away from the floating plate (1).
3. The greenhouse gas collection apparatus of claim 2, wherein: and a stirring sheet (241) is arranged at one end of the branch pipe (24) far away from the collecting pipe (2).
4. The greenhouse gas collection apparatus of claim 2, wherein: the distance between one end of the branch pipe (24) far away from the floating plate (1) and the floating plate (1) is larger than the distance between one end of the collecting pipe (2) far away from the floating plate (1) and the floating plate (1).
5. The greenhouse gas collection apparatus of claim 2, wherein: and the collecting pipe (2) and one end of the branch pipe (24) far away from the floating plate (1) are provided with a mask expanding cover (25).
6. The greenhouse gas collection apparatus of claim 5, wherein: a filter screen (251) is arranged at one end of the mask expanding cover (25) far away from the floating plate (1).
7. The greenhouse gas collection apparatus of claim 1, wherein: two valves (21) are arranged on the collecting pipe (2) at intervals, and one section between the two valves (21) on the collecting pipe (2) is a collecting section (23).
8. The greenhouse gas collection apparatus of claim 1, wherein: the floating plate (1) is provided with a water seal bearing (13) coaxial with the collecting pipe (2), and the collecting pipe (2) is fixed with an inner ring of the water seal bearing (13).
9. The greenhouse gas collection apparatus of claim 1, wherein: the floating plate (1) is provided with a reinforcing plate (12), one end of the reinforcing plate (12) is fixed with the floating plate (1), and the other end of the reinforcing plate (12) is abutted against the collecting pipe (2).
10. The greenhouse gas collection apparatus of claim 1, wherein: the edge of the floating plate (1) is provided with a plurality of fixing ropes (14), and one end, far away from the floating plate (1), of each fixing rope (14) is provided with a fixing rod (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110753779.4A CN113484100A (en) | 2021-07-03 | 2021-07-03 | Greenhouse gas collecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110753779.4A CN113484100A (en) | 2021-07-03 | 2021-07-03 | Greenhouse gas collecting device |
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| CN113484100A true CN113484100A (en) | 2021-10-08 |
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| CN202110753779.4A Pending CN113484100A (en) | 2021-07-03 | 2021-07-03 | Greenhouse gas collecting device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519395A (en) * | 2023-06-21 | 2023-08-01 | 四川发展环境科学技术研究院有限公司 | Greenhouse gas collection device |
| CN116539361A (en) * | 2023-05-10 | 2023-08-04 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Passive sampling device for floating mercury release flux in water |
| CN116539382A (en) * | 2023-05-24 | 2023-08-04 | 重庆师范大学 | Collecting device and measuring method for greenhouse gas transport flux of different water layers of lake |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116539361A (en) * | 2023-05-10 | 2023-08-04 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Passive sampling device for floating mercury release flux in water |
| CN116539361B (en) * | 2023-05-10 | 2024-05-14 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Passive sampling device for floating mercury release flux in water |
| CN116539382A (en) * | 2023-05-24 | 2023-08-04 | 重庆师范大学 | Collecting device and measuring method for greenhouse gas transport flux of different water layers of lake |
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| CN116519395B (en) * | 2023-06-21 | 2023-09-19 | 四川发展环境科学技术研究院有限公司 | Greenhouse gas collection device |
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