CN106932233B - Gas collection device - Google Patents
Gas collection device Download PDFInfo
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- CN106932233B CN106932233B CN201511024993.7A CN201511024993A CN106932233B CN 106932233 B CN106932233 B CN 106932233B CN 201511024993 A CN201511024993 A CN 201511024993A CN 106932233 B CN106932233 B CN 106932233B
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- pipe
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention provides a gas collecting device, which solves the problems that the existing flux box is of a cylindrical structure, is large in size, is not suitable for water surface operation and transportation, and is poor in stability under the condition of wind waves. The gas collecting device of the present invention comprises: a flux box, the flux box comprising: base structure and set up the bearing structure on base structure, bearing structure includes: a plurality of supports having the same structure, each support comprising: the supporting frames are arranged on the base structure, the supporting frames are arranged on the two sides of the base structure, and the supporting frames are arranged on the two sides of the base structure; the gas collecting structure comprises a gas guide tube and a gas production tube, and at least one part of the gas guide tube and the gas production tube is inserted in the flux box body. The flux box body of the embodiment of the invention can be folded, conveniently carried and operated in a water surface environment.
Description
Technical Field
The invention relates to the technical field of automobile tire design, in particular to a gas collecting device.
Background
The global warming caused by greenhouse gas emission also becomes a major environmental problem facing the world at present, with the deep research of greenhouse effect, the greenhouse gas emission amount of a water-vapor interface of a fresh water system also gets the worldwide attention, and Raymond and the like obtain the greenhouse gas flux emitted to the air interface by the global fresh water system every year, which is 2.1 multiplied by 1015gC, accounts for about 4 percent of the global net emission amount and is higher than the net emission amount generated by land heterotrophic respiration and fire every year through monitoring data of 6708 rivers and 7939 lake reservoirs all over the world.
The existing monitoring method for the greenhouse gas flux of the water-gas interface of the lake reservoir comprises a gradient method calculation method and an in-situ or off-line static box method actual measurement method, wherein the static flux box method used in combination with an on-line instrument is considered to be capable of measuring the gas diffusion change more truly, so that the method is widely used, and the design of the flux box becomes an important technical link influencing the water-gas interface observation work. From the technical development condition of the flux box, the existing lake reservoir water-air interface greenhouse flux box mainly refers to the design of land monitoring on grasslands, farmlands, wetlands and the like, and the existing flux box is of a cylindrical structure, is large in size, is not suitable for water surface operation and transportation, and has poor stability under the condition of stormy waves.
Disclosure of Invention
The invention aims to provide a gas collecting device, which is used for solving the problems that the existing flux box is of a cylindrical structure, is large in size, is not suitable for water surface operation and transportation and is poor in stability under the condition of wind waves.
In order to achieve the above object, the present invention provides a gas collecting device comprising:
a flux box, the flux box comprising: base structure and set up in structural supporting structure of base, supporting structure includes: a plurality of supports having the same structure, wherein each of the supports comprises: the supporting frame comprises two side pipes and connecting pipes, wherein the two side pipes are oppositely arranged, the connecting pipes are connected with the two side pipes, the connecting pipes are positioned at one ends of the two side pipes and are provided with connecting holes, the connecting pipes of the supporting frames are rotatably connected through the connecting holes, and one end, far away from the connecting pipes, of each side pipe is connected with the base structure;
the gas collection structure comprises a gas guide tube and a gas production tube, and at least one part of the gas guide tube and the gas production tube is inserted in the flux box body.
Wherein the support structure further comprises: and one end of each side pipe, which is far away from the connecting pipe, is connected with the base structure through the supporting seat.
The supporting seat is uniformly distributed with a plurality of first connecting block structures, and the first connecting block structures are connected with the side pipes in a one-to-one correspondence mode.
Wherein, above-mentioned gas collecting device still includes: a plurality of second connecting block structures evenly distributed along the edge of the supporting seat, wherein the supporting seat is connected with the base structure through the second connecting block structures.
Wherein, above-mentioned gas collecting device still includes: a fan disposed within the flux box.
Wherein, above-mentioned gas collecting device still includes: the electric appliance control box is arranged at one end of the flux box body and connected with the fan, and a battery for supplying power to the fan and a switch structure for controlling the working state of the fan are arranged in the electric appliance control box.
Wherein, above-mentioned gas collecting device still includes: and the waterproof outer cover is sleeved outside the flux box body.
One end of the waterproof outer cover is connected with the electric appliance control box through a first pipe hoop structure.
Wherein, above-mentioned gas collecting device still includes: the buoyancy device is sleeved outside the base structure.
Wherein, above-mentioned gas collecting device, buoyancy device with the base structure passes through the connection of second ferrule structure.
The embodiment of the invention has the following beneficial effects:
the flux box in the gas acquisition device of the embodiment of the invention comprises: base structure and set up in structural last supporting structure of base, every supporting structure includes: a plurality of support frames having the same structure, each of the support frames comprising: the flux box comprises two opposite side pipes and connecting pipes connected with the two side pipes, wherein the connecting pipes are located at one ends of the two side pipes and are provided with connecting holes, and the connecting pipes of the support frame are rotatably connected through the connecting holes, so that the flux box can be folded, carried and operated in a water surface environment.
Drawings
FIG. 1 is a schematic structural diagram of a gas collection device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a support frame in a gas acquisition apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a connecting pipe in a gas collecting apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic view of a support base of a gas collecting apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic view of a waterproof housing of a gas acquisition apparatus according to an embodiment of the present invention.
Description of reference numerals:
1-base structure, 2-support frame, 21-side tube, 22-connecting tube, 221-connecting hole, 23-support seat, 231-first connecting block structure, 232-second connecting block structure, 31-air duct, 32-air production tube, 4-electrical control box, 5-waterproof outer cover, 6-first pipe hoop structure, 7-buoyancy device, 8-second pipe hoop structure and 9-handle structure.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings.
The embodiment of the invention solves the problems that the existing flux box is of a cylindrical structure, has large volume, is not suitable for water surface operation and transportation and has poor stability under the condition of wind waves. An embodiment of the present invention provides a gas collecting device, as shown in fig. 1 and 2, including:
the flux box comprises a flux box body and a gas collecting structure, wherein the gas collecting structure comprises a gas guide pipe 31 and a gas production pipe 32, and at least one part of the gas guide pipe 31 and the gas production pipe 32 is inserted in the flux box body. The air duct 31 and the gas production pipe 32 are arranged in parallel, and are inserted into the flux box body from one end of the flux box body, and the interface is sealed by silica gel to prevent air leakage.
Further, the flux box includes: base structure 1 and set up in the last supporting structure of base structure 1, supporting structure includes: a plurality of supporting frames 2 having the same structure, wherein each of the supporting frames 2 includes: two side pipes 21 that set up relatively and connect the connecting pipe 22 of two side pipes 21, connecting pipe 22 is located the one end of two side pipes 21, just be provided with connecting hole 221 on the connecting pipe 22, it is a plurality of the connecting pipe 22 of support frame 2 passes through connecting hole 221 rotates to be connected, and every side pipe 21 keeps away from the one end of connecting pipe 22 all with base structure 1 connects. In the embodiment of the invention, the support frame is made of stainless steel materials to be standard pipe fittings, all side pipes and connecting pipes can be exchanged universally, and the support frame structure can be folded, so that the invention has the advantages of easy disassembly and assembly and convenient transportation, is convenient for field use, and in addition, the coating treatment is carried out in the box body to ensure the air tightness of the box body and reduce the gas adsorption influence on the inner wall of the box body to the maximum extent.
As shown in fig. 2, the side tube 21 is embodied in an L-shaped structure, the horizontal portions of the two side tubes 21 are connected together by a connecting tube 22 to form the support frame 2, as shown in fig. 3, the connecting tube 22 is provided with a plurality of connecting holes 221, for example, 3, the connecting holes of the connecting tubes 22 are aligned (for example, the connecting holes in the middle of the connecting tube 22 are aligned), and a bolt is inserted through the connecting holes 221 to realize the rotational connection of the connecting tubes 22, and the connecting tubes 22 can rotate around the central axis of the connecting holes 221. The flux box body of the embodiment of the invention specifically comprises three support frames 2, wherein an included angle of 120 degrees is formed between the three support frames when the flux box body is used, and when the flux box body is not used, the three support frames 2 are rotated to enable the included angle of the supports to be close to zero degree, so that the flux box body can be folded, carried conveniently and operated in a water surface environment.
Further, as shown in fig. 4, the support structure further includes: the supporting seat 23, every the one end that the connecting pipe 22 was kept away from to the side pipe 21 pass through the supporting seat 23 with base structure 1 is connected, and is concrete, this supporting seat 23 is a circular frame structure, and evenly distributed has a plurality of first connecting block structures 231 on this supporting seat 23, and first connecting block structure 231 is connected with side pipe 21 one-to-one, and this first connecting block structure 231 is a vertical plate structure, and is provided with the mounting hole on this vertical plate structure, every the one end that the connecting pipe 22 was kept away from to the side pipe 21 also is provided with the mounting hole, pass the mounting hole on the first connecting block structure 231 with the mounting hole on the side pipe 21 through the bolt, realize supporting seat 23 and side pipe 21's being connected. In addition, in the embodiment of the present invention, the plurality of second connecting block structures 232 are uniformly distributed along the edge of the supporting seat 23, the base structure 1 is a rectangular frame structure, the edge of the rectangular frame structure is provided with a plurality of connecting blocks, the connecting blocks are provided with threaded holes, the second connecting block structures 232 of the supporting seat 23 are correspondingly connected with the connecting blocks on the base structure 1 one by one, so as to realize the screw connection between the supporting seat 23 and the base structure 1, wherein the second connecting block structure 232 is a horizontal plate-shaped structure, the horizontal plate-shaped structure is provided with holes, in the embodiment of the present invention, the supporting frame 2 is connected with the supporting seat 23, the supporting seat 23 is connected with the base structure 1 through bolts, so that the gas collecting device of the present invention has the advantages of easy disassembly and assembly, and convenient transportation, and is convenient for field use.
Further, the gas collecting device of the embodiment of the present invention further includes: the fan (not shown in the figure) is arranged in the flux box, specifically, the fan is arranged at one end of the flux box, an electrical control box 4 is arranged at one end of the flux box, the fan is fixedly connected with the electrical control box 4, a threaded hole is formed in the bottom end of the electrical control box 4, and the fan penetrates through the threaded hole in the electrical control box 4 and connecting holes (such as two connecting holes 221 on two sides of the connecting pipe 22 shown in fig. 3) in the connecting pipe 22 of one support frame 2 through bolts to realize the connection between the electrical control box 4 and the flux box. And a battery for supplying power to the fan, a switch structure for controlling the working state of the fan, a temperature sensor and the like are arranged in the electric appliance control box 4.
Preferably, the gas collecting device of the embodiment of the present invention further includes: the cover is located the outside waterproof dustcoat 5 of flux box, the one end of waterproof dustcoat 5 through first ferrule structure 6 with electrical control box 4 is connected, just waterproof dustcoat 5's inside is provided with reflection of light thermal barrier coating, guarantees that gas volume in the box, the interior temperature of box do not receive the influence of sunshine direct injection when measuring. Specifically, as shown in fig. 5, the waterproof housing 5 includes a first portion sleeved outside the flux box and a second portion sleeved outside the electrical control box 4, the first portion is communicated with the second portion, the diameter of the first portion is larger than that of the second portion, elastic bands penetrate through the upper and lower ends of the first portion, the first portion is fixed on the flux box through the elastic bands, and one end of the second portion, which is far away from the first portion, is connected with the electrical control box 4 through a first pipe hoop structure 6. In addition, the waterproof cover 5 is made of a strong engineering cloth material.
Preferably, the gas collecting device of the embodiment of the present invention further includes: the buoyancy device 7 is sleeved outside the base structure 1, the buoyancy device 7 is connected with the base structure 1 through a second pipe hoop structure 8, and the buoyancy device 7 can be specifically a rubber tire. The buoyancy device can effectively guarantee the stability of the flux box body under the water surface (medium and small storms), the buoyancy device 7 and the support structure form an adjustable and conveniently-detachable connecting system, sampled tires can be deflated, the size is reduced, the transportation is facilitated, the height of the device on the water surface is adjusted, and meanwhile, the support structure can be connected with foam, standard marine life buoys and other substitute floating bodies so as to meet various field sampling conditions.
Preferably, in a specific embodiment of the present invention, the method further comprises: and the handle structure 9 is connected with the electric appliance control box 4 through a mounting hole formed in the cover of the electric appliance control box 4, and the handle structure 9 is convenient for a measurer to carry during measurement.
Before measurement, the device is installed, then the device is slowly placed on the water surface, after the air pressure inside the device is balanced with the atmospheric pressure through the air guide pipe 31, the fan is started to enable the air inside the flux box to be fully mixed evenly, if air bag collection is adopted, the air bag and the air production pipe are connected through the silicone tube, samples are collected through the three-way injector, if online instrument detection is adopted, the air production pipe 32 and the air guide pipe 31 of the flux box are respectively connected with the air inlet pipe and the exhaust pipe of the instrument, and online measurement is conducted.
The flux box in the gas acquisition device of the embodiment of the invention comprises: base structure and set up in structural last supporting structure of base, every supporting structure includes: a plurality of support frames having the same structure, each of the support frames comprising: the flux box comprises two opposite side pipes and connecting pipes connected with the two side pipes, wherein the connecting pipes are located at one ends of the two side pipes and are provided with connecting holes, and the connecting pipes of the support frame are rotatably connected through the connecting holes, so that the flux box can be folded, carried and operated in a water surface environment.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. A gas collection device, comprising:
a flux box, the flux box comprising: base structure (1) and set up in the bearing structure on base structure (1), bearing structure includes: a plurality of support frames (2) having the same structure, wherein each of the support frames (2) comprises: the supporting frame comprises two side pipes (21) and a connecting pipe (22) connected with the two side pipes (21), wherein the connecting pipe (22) is located at one end of each of the two side pipes (21), a connecting hole (221) is formed in each connecting pipe (22), the connecting pipes (22) of a plurality of supporting frames (2) are rotatably connected through the connecting holes (221), and one end, far away from the connecting pipe (22), of each side pipe (21) is connected with the base structure (1);
the gas collection structure comprises a gas guide tube (31) and a gas production tube (32), and at least one part of the gas guide tube (31) and the gas production tube (32) is inserted into the flux box body;
the support structure further comprises: the end, far away from the connecting pipe (22), of each side pipe (21) is connected with the base structure (1) through the supporting seat (23);
a plurality of first connecting block structures (231) are uniformly distributed on the supporting seat (23), and the first connecting block structures (231) are correspondingly connected with the side pipes (21) one by one;
the support structure further comprises: a plurality of second connecting block structures (232) uniformly distributed along the edge of the supporting seat (23), wherein the supporting seat (23) is connected with the base structure (1) through the second connecting block structures (232);
the supporting seat (23) is a circular frame structure, the first connecting block structure (231) is a vertical plate-shaped structure, mounting holes are formed in the vertical plate-shaped structure, one end, far away from the connecting pipe (22), of each side pipe (21) is provided with a mounting hole, bolts penetrate through the mounting holes in the first connecting structure (231) and the mounting holes in the side pipes (21), and the supporting seat (23) is connected with the side pipes (21); the second connecting block structure (232) is a horizontal plate-shaped structure, a hole is formed in the horizontal plate-shaped structure, a connecting block is arranged on the base structure (1), a threaded hole is formed in the connecting block, a bolt penetrates through the hole in the horizontal plate-shaped structure and the threaded hole, and the supporting seat (23) is connected with the base structure (1);
further comprising: a fan disposed within the flux box;
further comprising: the electric appliance control box (4) is arranged at one end of the flux box body and is connected with the fan, and a battery for supplying power to the fan and a switch structure for controlling the working state of the fan are arranged in the electric appliance control box (4); the bottom of the electrical appliance control box (4) is provided with a threaded hole, and the threaded hole in the electrical appliance control box (4) and a connecting hole in a connecting pipe (22) of a certain support frame (2) are penetrated through bolts.
2. The gas collection apparatus of claim 1, further comprising: and the waterproof outer cover (5) is sleeved outside the flux box body.
3. The gas collection device according to claim 2, wherein one end of the waterproof housing (5) is connected to the appliance control box (4) by a first pipe clamp structure (6).
4. The gas collection apparatus of claim 1, further comprising: the buoyancy device (7) is sleeved outside the base structure (1).
5. The gas collection device according to claim 4, wherein the buoyancy device (7) is connected to the base structure (1) by a second pipe clamp structure (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511024993.7A CN106932233B (en) | 2015-12-30 | 2015-12-30 | Gas collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511024993.7A CN106932233B (en) | 2015-12-30 | 2015-12-30 | Gas collection device |
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| Publication Number | Publication Date |
|---|---|
| CN106932233A CN106932233A (en) | 2017-07-07 |
| CN106932233B true CN106932233B (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511024993.7A Active CN106932233B (en) | 2015-12-30 | 2015-12-30 | Gas collection device |
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| CN (1) | CN106932233B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111398518B (en) * | 2019-10-16 | 2022-09-27 | 杭州超钜科技有限公司 | Gas flux continuous measurement system and measurement method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202267677U (en) * | 2011-10-19 | 2012-06-06 | 同济大学 | Portable static tank for determining greenhouse gas emission flux of water body |
| KR101228427B1 (en) * | 2012-05-09 | 2013-01-31 | 심수택 | Digital meter capable of modifying flow and automatic modifying system for the same digital meter |
| CN202770824U (en) * | 2012-09-10 | 2013-03-06 | 中国长江三峡集团公司 | Amphibious greenhouse gas emission measuring flux tank |
| CN103901177A (en) * | 2014-02-19 | 2014-07-02 | 河海大学 | Measuring box and method for measuring exhausting flux of greenhouse gas on water surface |
| CN204330429U (en) * | 2014-09-19 | 2015-05-13 | 北京工业大学 | Sewage treatment plant processing unit water surface N 2the gathering-device of O |
| CN204536068U (en) * | 2015-05-08 | 2015-08-05 | 中国长江三峡集团公司 | A kind of portable flux box being applicable to the greenhouse gases research of storehouse, lake |
| CN204666607U (en) * | 2015-06-11 | 2015-09-23 | 中国水利水电科学研究院 | A kind of portable greenhouse gas flux case |
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