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CN-224231384-U - Atmospheric sample collection device in carbon sink forestation area

CN224231384UCN 224231384 UCN224231384 UCN 224231384UCN-224231384-U

Abstract

The utility model relates to the technical field of atmospheric sample collection, in particular to an atmospheric sample collection device in a carbon afforestation area, which comprises a collection box and a top cover and is characterized by further comprising a switching mechanism and a collection mechanism, wherein the switching mechanism comprises an air inlet, a rotating assembly and a plurality of limiting assemblies, the collection mechanism comprises a plurality of collection bottles, a plurality of partition plates, a plurality of plug-in assemblies and a plurality of gas transmission assemblies, the rotating plate is rotated at different positions through replacement, the air inlet formed on the surface of the rotating plate is driven to rotate at different positions, the air inlet formed on the rotating plate enters different air inlet channels, gas samples at different positions are guided into different collection bottles for storage, the atmospheric gases at different carbon afforestation areas are collected, and errors caused by uneven distribution in the carbon afforestation area can be effectively reduced through the samples at a plurality of points, so that the accuracy is improved.

Inventors

  • LV YULONG
  • SHI YONGJUN
  • ZHOU YUFENG
  • FU XIN
  • ZHENG XULI

Assignees

  • 安吉县林业局(安吉县森林碳汇管理局)
  • 浙江农林大学

Dates

Publication Date
20260512
Application Date
20250529

Claims (7)

  1. 1. The atmospheric sample collecting device in the carbon sequestration forestation area comprises a collecting box (1) and a top cover (2) and is characterized by further comprising a switching mechanism and a collecting mechanism, wherein the top cover (2) is fixedly arranged above the collecting box (1); The switching mechanism comprises an air inlet (3), a rotating assembly and a plurality of limiting assemblies, wherein the rotating assembly is arranged above the top cover (2), the air inlet (3) is formed in the rotating assembly, and the limiting assemblies are arranged on the rotating assembly; The collection mechanism comprises a plurality of collection bottles (4), a plurality of partition plates (9), a plurality of plug-in components and a plurality of gas transmission components, wherein each plug-in component is arranged on the inner wall of the collection box (1), each collection bottle (4) is arranged in one plug-in component, the plurality of partition plates (9) are arranged on the rotating component, and each gas transmission component is arranged on one collection bottle (4).
  2. 2. The atmospheric sample collection device in a carbon afflux forestation area according to claim 1, wherein the rotating assembly comprises a rotating plate (5), an air duct (6) and a rotating groove (8), the rotating groove (8) is formed in the top of the top cover (2), the air duct (6) is fixedly arranged between the collecting box (1) and the top cover (2), the rotating plate (5) is rotatably arranged above the air duct (6), and the air inlet (3) is formed in the top of the rotating plate (5).
  3. 3. The atmospheric sample collection device in a carbon afflux forestation area according to claim 2, wherein each limiting component comprises a limiting groove (10), a sliding rail (11), a spring (12), a sliding plate (13) and balls (14), the sliding rail (11) is arranged on one side of the rotating plate (5), the limiting groove (10) is arranged on the outer wall surface of the air duct (6), the sliding plate (13) is arranged in the sliding rail (11) in a sliding manner, two ends of the spring (12) are fixedly connected with one side of the sliding plate (13) and one end of the sliding rail (11) respectively, and the balls (14) are arranged on one end, away from the spring (12), of the sliding plate (13) in a rotating manner.
  4. 4. The atmosphere sample collection device in a carbon afflux forestation area according to claim 3, wherein each gas transmission component comprises a gas transmission pipe (15), a gas transmission hole (16), a gas inlet pipe (17), a gas pump (18), a gas outlet pipe (19), a support frame (20) and a gas outlet (21), the gas transmission hole (16) is positioned between every two partition boards (9) and is formed in the gas transmission pipe (6), the gas inlet pipe (17) is arranged on one side of the collecting bottle (4), one end of the gas transmission pipe (15) is fixedly connected with the gas transmission hole (16), one end of the gas transmission pipe (15) far away from the gas transmission hole (16) is detachably connected with one end of the gas outlet pipe (19), the gas outlet (21) is formed in the top of the collecting bottle (4), the support frame (20) is fixedly arranged above the collecting bottle (4), the gas inlet end of the gas pump (18) is communicated with the gas outlet (21), one end of the gas outlet pipe (19) is fixedly connected with the gas outlet end of the gas pump (18), and one end of the gas outlet pipe (19) far away from the top cover (2) passes through one side of the top cover (2).
  5. 5. The atmospheric sample collection device in a carbon afforestation area according to claim 4, wherein each plugging assembly comprises a socket (22), a clamping groove (23) and a clamping block (24), each socket (22) is fixedly arranged above the inside of the collection box (1), the clamping block (24) is fixedly arranged above the socket (22), and the clamping groove (23) is arranged below the collection bottle (4).
  6. 6. The atmospheric sample collection device in a carbon sequestration forestation area according to claim 5, wherein the top of the air duct (6) is provided with an annular guide rail (25), the bottom surface of the rotating plate (5) is provided with an annular groove (26), and the annular groove (26) is slidably connected with the annular guide rail (25).
  7. 7. An atmospheric sample collection device in a carbon sequestration forestation area as in claim 6 wherein a handle (27) is provided above the top cover (2).

Description

Atmospheric sample collection device in carbon sink forestation area Technical Field The utility model relates to the technical field of atmospheric sample collection, in particular to an atmospheric sample collection device in a carbon sequestration forestation area. Background The atmospheric sample collection device in the forestation area of carbon sink is a special device for monitoring the carbon fixation capacity of a forest ecosystem, and scientific data support is provided for carbon sink accounting and ecological benefit evaluation by dynamically collecting and analyzing the greenhouse gas concentration (such as CO 2) in the atmosphere of the forestation area; The existing atmospheric sample collection device in the carbon afforestation area can only collect atmospheric samples at one position generally during operation, and can only collect a group of samples, and because the gas concentration at different positions in the carbon afforestation area is generally unevenly distributed, and differences exist, when the atmospheric samples at one position are collected, multiple groups of samples cannot be collected, the samples at multiple points cannot be collected, the regional representativeness of data cannot be improved, and the sample detection result is affected. Disclosure of utility model The utility model aims to provide an atmospheric sample collection device in a carbon afflux forestation area, so as to solve the problems in the background art. In order to achieve the above purpose, the present utility model provides the following technical solutions: The atmospheric sample collecting device in the carbon collection forestation area comprises a collecting box and a top cover, and is characterized by further comprising a switching mechanism and a collecting mechanism, wherein the top cover is fixedly arranged above the collecting box; The switching mechanism comprises an air inlet, a rotating assembly and a plurality of limiting assemblies, the rotating assembly is arranged above the top cover, the air inlet is formed in the rotating assembly, and the limiting assemblies are arranged on the rotating assembly; the collection mechanism comprises a plurality of collection bottles, a plurality of partition plates, a plurality of plug-in components and a plurality of gas transmission components, wherein each plug-in component is arranged on the inner wall of the collection box, each collection bottle is arranged in one plug-in component, the plurality of partition plates are arranged on the rotating component, and each gas transmission component is arranged on one collection bottle. As a further scheme of the utility model, the rotating assembly comprises a rotating plate, an air duct and a rotating groove, wherein the rotating groove is formed in the top of the top cover, the air duct is fixedly arranged between the collecting box and the top cover, the rotating plate is rotatably arranged above the air duct, and the air inlet is formed in the top of the rotating plate. As a further scheme of the utility model, each limiting component comprises a limiting groove, a sliding track, a spring, a sliding plate and balls, wherein the sliding track is arranged on one side of the rotating plate, the limiting groove is arranged on the outer wall surface of the air duct, the sliding plate is arranged in the sliding track in a sliding way, two ends of the spring are fixedly connected with one side of the sliding plate and one end of the sliding track respectively, and the balls are rotatably arranged at one end of the sliding plate far away from the spring. As a further scheme of the utility model, each gas transmission assembly comprises a gas transmission pipe, a gas transmission hole, a gas inlet pipe, a gas pump, a gas outlet pipe, a support frame and a gas outlet, wherein the gas transmission hole is positioned between every two partition boards and is formed in the gas transmission pipe, the gas inlet pipe is arranged on one side of the collecting bottle, one end of the gas transmission pipe is fixedly connected with the gas transmission hole, one end of the gas transmission pipe, which is far away from the gas transmission hole, is detachably connected with one end of the gas outlet pipe, the gas outlet is formed in the top of the collecting bottle, the support frame is fixedly arranged above the collecting bottle, the gas pump is fixedly arranged on the support frame, the gas inlet end of the gas pump is communicated with the gas outlet, one end of the gas outlet pipe is fixedly connected with the gas outlet end of the gas pump, and one end of the gas outlet pipe, which is far away from the gas pump, passes through one side of the top cover and is fixedly connected with the top cover. As a further scheme of the utility model, each plug-in component comprises a bearing seat, a clamping groove and a clamping block, wherein each bearing seat is fixedly arranged above the inside of the collecting box,