CN218916964U

CN218916964U - Carbon dioxide gas collection system in soil

Info

Publication number: CN218916964U
Application number: CN202223039572.XU
Authority: CN
Inventors: 孙华明; 郭安; 陈熠聪; 叶丽琦; 张婷婷
Original assignee: Hangzhou Tianliang Detection Technology Co ltd
Current assignee: Hangzhou Tianliang Detection Technology Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-04-25
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a device for collecting carbon dioxide gas in soil, which relates to the technical field of collecting devices and comprises an air suction cover and a collecting bag; the top of cover is connected with the dead lever, the top of dead lever is connected with the backup pad, the central point department at backup pad top is fixed with driving motor in a detachable way, driving motor's output has the dwang through the coupling joint, the one end that driving motor was kept away from to the dwang runs through backup pad, dead lever and cover is inhaled and extends to the below of cover is inhaled in proper order, be connected with rotor blade on the periphery of dead lever lower half. The utility model has reasonable structure, the rotating rod is driven to rotate by the driving motor, so that the spiral rotating blades on the rotating rod turn over soil, the suction hood is convenient to permeate into the soil, the rotating rod and the rotating blades are not required to be taken out, the carbon dioxide can be directly collected, and the collection efficiency of the collection device is improved.

Description

Carbon dioxide gas collection system in soil

Technical Field

The utility model relates to the technical field of acquisition devices, in particular to a device for acquiring carbon dioxide gas in soil.

Background

The release of carbon dioxide in the soil is an important component of the carbon cycle of the terrestrial ecosystem. Global soil is a vast carbon reservoir with carbon storage of about 1500pg,1 pg=1015 g, two and three times that of land vegetation and the atmosphere, respectively. It is estimated that global soil releases 68-77 Pg of carbon to the atmosphere each year, more than ten times the amount of carbon emitted by fossil fuels. Even small changes in the release of carbon dioxide from the soil will equal or exceed the annual input of carbon dioxide into the atmosphere due to land use changes and/or fossil fuel combustion.

Carbon dioxide in soil is generally collected through a gas collection device, an in-situ collection device studied at present is generally only provided with a gas collection function and is limited to collect release of surface soil and vegetation gas, when the release characteristics of carbon dioxide at different depths of soil are required to be collected and observed, equipment is often required to be drilled firstly, after the gas collection depth is reached, the equipment is taken out and put into the collection device, and the whole process is very complicated.

Accordingly, the present application provides a carbon dioxide gas collection device in soil to meet the demand.

Disclosure of Invention

An object of the application is to provide a carbon dioxide gas collection system in soil, drive the dwang through driving motor and rotate for helical rotor blade on the dwang turns soil, in the cover infiltration soil of conveniently breathing in, need not to take out dwang and rotor blade, can directly carry out carbon dioxide's collection, improves collection device's collection efficiency.

In order to achieve the above purpose, the present application provides the following technical solutions: a device for collecting carbon dioxide in soil comprises an air suction cover and a collecting bag;

the top of cover is connected with the dead lever, the top of dead lever is connected with the backup pad, the central point department at backup pad top is fixed with driving motor in a detachable way, driving motor's output has the dwang through the coupling joint, the one end that driving motor was kept away from to the dwang runs through backup pad, dead lever and cover is inhaled and extends to the below of cover is inhaled in proper order, be connected with rotor blade on the periphery of dead lever lower half.

Preferably, the outside of the suction hood is provided with gas separation equipment, one side of the gas separation equipment, which is far away from the suction hood, is provided with a vacuum pump, a suction pipe on the vacuum pump is connected with a gas outlet end of the gas separation equipment, a gas outlet pipe on the vacuum pump is connected with a connecting pipe in a threaded manner, and the other end of the connecting pipe is communicated with a gas inlet on the collecting bag.

Preferably, the air inlet end of the air separation device is connected with an air duct with a valve, one end of the air duct, which is far away from the air separation device, is communicated with a connector, and an air outlet pipe which is matched with the connector is communicated with a through hole formed in the outer wall of the air suction cover.

Preferably, the inner wall of the air outlet pipe is provided with internal threads, and the connecting end of the connector is provided with external threads which are connected with the internal threads in a matching way.

Preferably, the bottom of the rotating rod is provided with a conical structure, and the rotating blades are spirally arranged.

Preferably, the check valve is installed to the periphery of connecting pipe, the collection bag sets up to spherical structure.

Preferably, the outer wall of the fixed rod is connected with a fixed handle, and the periphery of the fixed handle is sleeved with a rubber sleeve.

Preferably, the air duct is provided as a hose.

In summary, the utility model has the technical effects and advantages that:

1. the utility model has reasonable structure, the rotating rod is driven to rotate by the driving motor, so that the spiral rotating blades on the rotating rod turn over soil, the suction hood is convenient to permeate into the soil, the rotating rod and the rotating blades are not required to be taken out, the carbon dioxide can be directly collected, and the collection efficiency of the collection device is improved.

2. According to the utility model, the vacuum pump forms negative pressure to adsorb the gas in the suction hood and the soil into the gas separation equipment, the gas separation equipment separates the carbon dioxide, and the vacuum pump guides the carbon dioxide into the collecting bag, so that the collecting quality of the carbon dioxide is improved, and the mixing of other gases and the carbon dioxide is avoided.

3. According to the utility model, the connector and the air outlet pipe are assembled or disassembled through the matched connection of the internal thread and the external thread, so that the fixing rod, the air suction cover, the air separation arrangement and the vacuum pump are conveniently placed respectively, and the movable carrying is convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a carbon dioxide gas collection device in soil in a partially cut-away perspective;

FIG. 2 is a longitudinal cross-sectional view of the suction hood;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is a schematic view of the combination of the connection tube, the check valve and the collection bag.

In the figure: 1. a fixed rod; 2. an air suction cover; 3. a support plate; 4. a driving motor; 5. a fixed handle; 6. a rotating lever; 7. rotating the blade; 8. an air duct; 9. a gas separation device; 10. a vacuum pump; 11. a collection bag; 12. a valve; 13. a connector; 14. an external thread; 15. an internal thread; 16. a connecting pipe; 17. a one-way valve; 18. and an air outlet pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1 to 4, a device for collecting carbon dioxide gas in soil comprises a suction hood 2 and a collecting bag 11; the top of cover 2 is connected with dead lever 1, be connected with fixed handle 5 on the outer wall of dead lever 1, and fixed handle 5's periphery cover is equipped with the rubber sleeve, through fixed handle 5's setting, make operating personnel through the mode of holding, stability when guaranteeing the device collection, simultaneously conveniently carry, the top of dead lever 1 is connected with backup pad 3, the central point department at backup pad 3 tops can dismantle and be fixed with driving motor 4, driving motor 4's output has dwang 6 through the coupling joint, the one end that driving motor 4 was kept away from to dwang 6 runs through backup pad 3 in proper order, dead lever 1 and cover 2 of breathing in just extend to the below of cover 2 of breathing in, be connected with rotor blade 7 on the periphery of dead lever 1 lower half, the bottom of dead lever 1 is provided with the toper structure, rotor blade 7 is the spiral setting, be the toper form through dwang 6 bottom, simultaneously, make the device permeate into in the soil carry out carbon dioxide's collection, it rotates to drive dwang 6 through driving motor 4, make the helical rotating blade 7 on the dwang 6 permeate soil, conveniently permeate into soil, cover 2 and directly take out the collection efficiency of collecting device with carbon dioxide, it can be improved to take out the device to gather.

In this embodiment, as shown in fig. 1 and 4, the outside of the suction hood 2 is provided with a gas separation device 9, one side of the gas separation device 9 away from the suction hood 2 is provided with a vacuum pump 10, a suction pipe on the vacuum pump 10 is connected with an air outlet end of the gas separation device 9, an air outlet pipe on the vacuum pump 10 is connected with a connecting pipe 16 in a threaded manner, the other end of the connecting pipe 16 is communicated with an air inlet on a collecting bag 11, a one-way valve 17 is installed on the periphery of the connecting pipe 16, the collecting bag 11 is in a spherical structure, carbon dioxide collected by the collecting bag 11 is conveniently discharged through the arrangement of the one-way valve 17, the suction hood 2 and the gas in soil are adsorbed into the gas separation device 9 through the vacuum pump 10 to separate the carbon dioxide, the carbon dioxide is guided into the collecting bag 11 through the vacuum pump 10, the collecting quality of the carbon dioxide is improved, and other gases and the carbon dioxide are prevented from being mixed.

In this embodiment, as shown in fig. 1 and 3, the air inlet end of the air separation device 9 is connected with the air duct 8 with the valve 12, the air duct 8 is set as a hose, one end of the air duct 8 away from the air separation device 9 is communicated with the connector 13, the through hole formed in the outer wall of the air suction cover 2 is communicated with the air outlet pipe 18 matched with the connector 13, the inner wall of the air outlet pipe 18 is provided with the internal thread 15, the connecting end of the connector 13 is provided with the external thread 14 matched and connected with the internal thread 15, and the connector 13 and the air outlet pipe 18 are connected through the matching of the internal thread 15 and the external thread 14, so that the fixing rod 1, the air suction cover 2, the air separation device and the vacuum pump 10 are conveniently placed respectively, and the moving and the carrying are convenient.

The working principle of the utility model is as follows: when the device is used, the connector 13 and the air outlet pipe 18 are connected through the matching connection of the internal thread 15 and the external thread 14, the rotary rod 6 is driven to rotate through the driving motor 4, the spiral rotary blade 7 on the rotary rod 6 turns over soil, the suction hood 2 is convenient to infiltrate into the soil, the one-way valve 17 and the valve 12 are opened, the vacuum pump 10 is used for forming negative pressure to absorb the suction hood 2 and the gas in the soil into the gas separation equipment 9, the gas separation equipment 9 is used for separating carbon dioxide, the vacuum pump 10 is used for guiding the carbon dioxide into the collecting bag 11, the one-way valve 17 and the valve 12 are closed, the connecting pipe 16 is screwed, and the collecting bag 11 for collecting the carbon dioxide is collected and placed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The device for collecting carbon dioxide gas in soil comprises an air suction cover (2) and a collecting bag (11);

the method is characterized in that: the top end of the air suction cover (2) is connected with a fixed rod (1), the top of the fixed rod (1) is connected with a supporting plate (3), a driving motor (4) is detachably fixed at the center position of the top of the supporting plate (3), the output end of the driving motor (4) is connected with a rotating rod (6) through a coupling, one end of the rotating rod (6) far away from the driving motor (4) sequentially penetrates through the supporting plate (3), the fixing rod (1) and the air suction cover (2) and extends to the lower part of the air suction cover (2), and the periphery of the lower half part of the fixing rod (1) is connected with rotating blades (7).

2. A device for collecting carbon dioxide gas in soil according to claim 1, wherein: the outside of suction hood (2) is provided with gas separation equipment (9), one side that suction hood (2) was kept away from to gas separation equipment (9) is provided with vacuum pump (10), the last breathing pipe of vacuum pump (10) is connected with the end of giving vent to anger of gas separation equipment (9), the last outlet duct threaded connection of vacuum pump (10) has connecting pipe (16), the other end of connecting pipe (16) is linked together with gathering the air inlet on bag (11).

3. A device for collecting carbon dioxide gas in soil according to claim 2, wherein: the gas-suction end of the gas separation equipment (9) is connected with the gas guide pipe (8) with the valve (12), one end, far away from the gas separation equipment (9), of the gas guide pipe (8) is communicated with the connector (13), and the through hole formed in the outer wall of the gas suction cover (2) is communicated with the gas outlet pipe (18) matched with the connector (13).

4. A carbon dioxide gas collection device in soil according to claim 3, wherein: an inner thread (15) is arranged on the inner wall of the air outlet pipe (18), and an outer thread (14) which is connected with the inner thread (15) in a matching way is arranged at the connecting end of the connector (13).

5. A device for collecting carbon dioxide gas in soil according to claim 1, wherein: the bottom of the rotating rod (6) is provided with a conical structure, and the rotating blades (7) are spirally arranged.

6. A device for collecting carbon dioxide gas in soil according to claim 2, wherein: the periphery of the connecting pipe (16) is provided with a one-way valve (17), and the collecting bag (11) is of a spherical structure.

7. A device for collecting carbon dioxide gas in soil according to claim 1, wherein: the outer wall of the fixed rod (1) is connected with a fixed handle (5), and the periphery of the fixed handle (5) is sleeved with a rubber sleeve.

8. A carbon dioxide gas collection device in soil according to claim 3, wherein: the air duct (8) is arranged as a hose.