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CN-117451441-B - Small-scale farmer forestry carbon sink accounting and monitoring system

CN117451441BCN 117451441 BCN117451441 BCN 117451441BCN-117451441-B

Abstract

The invention relates to the technical field of forestry carbon sinks, in particular to a small-scale agricultural household forestry carbon sink accounting and monitoring system which comprises an unmanned aerial vehicle body, a multispectral camera, a fixing frame and a shielding sheet, wherein the multispectral camera is fixedly arranged at the bottom end of the unmanned aerial vehicle body, the fixing frame is fixedly arranged on the right side of the multispectral camera, the shielding unit is arranged around the gas collecting assembly, the gas collecting assembly and the fertilizer feeding assembly are both arranged on the fixing frame, the fertilizer feeding assembly is arranged on the right side of the gas collecting assembly, and the buffering assembly is arranged below the gas collecting assembly and the fertilizer feeding assembly.

Inventors

  • CHEN HONG
  • PENG XU
  • MA WANQI
  • LONG RUYIN
  • LI QIANWEN
  • WU JIAN

Assignees

  • 江南大学

Dates

Publication Date
20260512
Application Date
20231023

Claims (6)

  1. 1. The utility model provides a small-scale peasant household forestry carbon sink accounting and monitoring system, including unmanned aerial vehicle body (1), multispectral camera (2), mount (3) and shelter from unit (4), wherein including gas acquisition subassembly (5), buffer module (7) and fertilizer throwing component (6), multispectral camera (2) fixed mounting is in unmanned aerial vehicle body (1) bottom, mount (3) fixed mounting is on multispectral camera (2) right side, gas acquisition subassembly (5) that can change different operating conditions are installed in mount (3) left side, gas acquisition subassembly (5) upper end is installed and is used for gas acquisition subassembly (5) during operation stable air current shelter from unit (4), gas acquisition subassembly (5) right side is installed and is cooperated gas acquisition subassembly (5) to realize collecting fertilizer throwing subassembly (6) that carries out fertilization to the woodland after accomplishing, gas acquisition subassembly (5) are installed to the buffer module (7) that cooperated gas acquisition subassembly (5) realization is collected residual waste gas in gas acquisition subassembly (5) below; The gas collection assembly (5) comprises an air pump (51), an air pipe (52), a collection box (56), an exhaust box (513), a collection port (59), a baffle plate (55), a coil spring (53), a limiting plate (54), a clamping block (511), a mounting ring (57), a limiting groove (510), a limiting block (512) and a rotating ring (58), wherein the air pump (51) is fixedly arranged at the bottom end of the unmanned aerial vehicle body (1), the air pipe (52) is fixedly arranged on the air pump (51), the coil spring (53) for providing power for the rotating ring (58) is rotatably arranged on the fixing frame (3), the outer circumferential surface of the rotating ring (58) far away from the fixing frame (3) is provided with a limiting block (512), one end bottom surface of the limiting block (511) for clamping the rotating ring (58) is fixedly arranged, the inner side of the mounting ring (57) is provided with the limiting groove (510) matched with the limiting block (512), the outer circumferential surface of the mounting ring (57) is provided with a plurality of the exhaust boxes (513) in an equal interval, a limiting plate (54) for enabling an air outlet to be aligned to an acquisition port (59) is arranged on one side of the inside of the acquisition box (56) and one side of the inside of the waste gas box (513), a first baffle plate (55) connected with the limiting plate (54) is slidably arranged in the acquisition box (56) and the inside of the waste gas box (513), an air inlet for enabling waste gas to enter a buffer assembly is formed in the left side of the waste gas box (513), and the acquisition port (59) is formed in one end, far away from a mounting ring, of the acquisition box (56) and the waste gas box (513); The fertilizer feeding group comprises a charging box (61), a second baffle (62), a second mounting ring (65), a second rotating ring (67), a second limiting block (66), a second limiting groove (64), a second clamping block (63) and a connecting column, the second rotating ring (67) is rotatably mounted on the fixed frame (3), the second baffle (62) which is used for enabling the second rotating ring (67) to rotate stably is fixedly mounted on the outer circumferential surface of the second rotating ring (67) far away from the fixed frame (3), a second clamping block (63) which is used for preventing the charging box (61) from moving left and right is fixedly mounted on the bottom surface of one end of the second limiting block (66), a second limiting groove (64) matched with the second limiting block (66) is formed in the inner side of the second mounting ring (65), the charging box (61) is mounted on the outer circumferential surface of the second mounting ring (65) at equal intervals, the second baffle (62) which is used for blocking fertilizer is mounted on one end of the second rotating ring (67) far away from the fixed frame (3), and the side surface of the second baffle (61) is fixedly mounted with a gas feeding component (5) which is connected with the gas collecting component (5) and can rotate along with the gas collecting component (5).
  2. 2. The system for accounting and monitoring carbon sinks of small-scale farmers and forestry according to claim 1, wherein a filter screen for enabling gas to be collected to uniformly enter the collection box (56) is arranged at the gas transmission pipe (52) and the gas outlet pipe, the mesh number of the filter screen is 0.45 μm, and a check valve (514) for assisting the filter screen to enable the gas to uniformly enter the collection box (56) is arranged in the collection port (59).
  3. 3. The small-scale farmer forestry carbon sequestration and monitoring system according to claim 1, wherein the shielding unit (4) is matched with an air pump (51) to stabilize air flow in a region to be collected, the aperture ratio of an air inlet pipe to an air outlet pipe of the air pump (51) is 2:1, and the aperture ratio of the air outlet pipe of the air pump (51) to a collection port (59) is 2:1.
  4. 4. The small-scale farmer forestry carbon collection accounting and monitoring system according to claim 1, wherein a clamping block for clamping the first baffle (55) is arranged at the lower end of the first baffle (55), the arranged clamping block is matched with a one-way valve (514) of a collection port (59) for partition collection, and the thickness of the clamping block is 1-3cm.
  5. 5. The small-scale farmer forestry carbon collection accounting and monitoring system according to claim 1, wherein a fixed plate is arranged at the lower end of the fixed frame (3), an interception block (68) for blocking a second baffle plate (62) is arranged at the lower end of the fertilizer box, the arranged interception block (68) is in a trapezoid shape with a groove, the second baffle plate (62) can be blocked in the groove of the interception block (68), and the second baffle plate (62) is matched with the fixed plate to automatically open the charging box (61).
  6. 6. The small-scale peasant household forestry carbon collection accounting and monitoring system according to claim 1, wherein the buffer assembly (7) comprises an air bag (72), a conveying pipe (71), a landing gear (74) and a partition plate (73), the landing gear (74) is fixedly installed below the unmanned aerial vehicle body (1), the bottom end of the landing gear (74) is hollow, the air bag (72) used for protecting the gas collection assembly (5) is installed in the landing gear (74) internally, the conveying pipe (71) is installed on two sides of the air bag (72), an air inlet of the conveying pipe (71) is matched with an air inlet formed in the gas collection assembly (5), the partition plate (73) is fixedly installed below the air bag (72), a pressure release valve is fixedly installed on the air bag (72), the shielding unit (4) comprises a shielding cover (42) and an electric push rod (41), the shielding cover (42) matched with the gas collection assembly (5) to stably take the air current of the collection area is installed at the bottom end of the unmanned aerial vehicle body (1), the shielding cover (42) is a shielding cover (42), and one end of the electric push rod (41) is far away from the unmanned aerial vehicle body (1).

Description

Small-scale farmer forestry carbon sink accounting and monitoring system Technical Field The invention relates to the technical field of forestry carbon sinks, in particular to a small-scale farmer forestry carbon sink accounting and monitoring system. Background The carbon sink accounting and monitoring system for small-scale farmers and forestry is used for monitoring and measuring the forest land of the small-scale farmers by means of modern technology and method to know the vegetation growth and soil carbon stock condition of the forest land, so that the carbon sink capacity of the forest land is accurately calculated, and a scientific management scheme is formulated for the farmers to promote the stability and development of the ecological system of the forest land. The ground observation technology mainly monitors indexes such as the concentration of atmospheric CO 2, the emission rate of soil CO 2, the evaporation capacity of water, the photosynthesis rate and the like in a forest ecological system from the ground through installing observation points, observation towers, meteorological stations and the like to accurately evaluate the carbon reserve change of the forest system, wherein the mode of monitoring the concentration of CO 2 in the atmosphere is to collect gas samples of a peasant household forest land, process the collected gas to enable the gas to meet the requirement of being capable of being analyzed, then send the processed gas samples into an analysis instrument for analysis to obtain the concentration and the change trend of other gases such as CO 2, finally integrate the analysis result into a monitoring system for data integration and analysis to obtain the change trend of carbon sink of the peasant household forest land, the carbon reserve and the like, and the dynamic monitoring and management of the peasant household forest land carbon circulation can be realized through the technology. Peasant household forestry carbon collection monitoring gathers gaseous in-process and receives different periods, different weather and lead to the surrounding environment different, and environmental factor includes temperature, gas flow rate, gas content etc. at this moment can not control whether the absorption gas is the average value on the day through gas monitoring, and then can influence the accuracy to forestry carbon collection monitoring, can remain partial gas in the collector after the multitime detects simultaneously, and then can mix the gas of new collection when using next time, further influences the accuracy to forestry carbon collection monitoring. In view of the above, the present invention provides a small-scale system for estimating and monitoring carbon sinks of farmers and forestry, which solves the above technical problems. Disclosure of Invention The invention aims to provide a small-scale farmer forestry carbon sink estimation and monitoring system which improves the accuracy of forestry carbon sink monitoring, and the change trend and carbon reserves of project carbon sink are obtained through analysis by monitoring greenhouse gas increment of biomass on the ground in different periods of time, so that the aim is achieved. The utility model provides a small-scale peasant household forestry carbon is assembled and is calculated and monitored control system, includes unmanned aerial vehicle body, multispectral camera, mount and shelter from the unit, including gaseous collection subassembly, buffer module and fertilizer throwing component, unmanned aerial vehicle can receive external factor's influence at woodland aerial flight and lead to unmanned aerial vehicle paddle to receive the influence, consequently install the protection casing on unmanned aerial vehicle paddle, and then play the guard action to unmanned aerial vehicle's paddle, multispectral camera fixed mounting is in unmanned aerial vehicle body bottom, and then realizes that unmanned aerial vehicle carries out data collection such as area, vegetation coverage rate, vegetation growth state to woodland when carrying out gas collection in woodland air, mount fixed mounting is in the unmanned aerial vehicle body bottom on multispectral camera right side, shelter from unit fixed mounting around gaseous collection subassembly, and then guaranteed the stability of gaseous collection subassembly at the gaseous in-process air current, gaseous collection subassembly and fertilizer throwing component all rotate and install on the mount, fertilizer throwing component installs on gaseous collection subassembly right side, gaseous collection subassembly and fertilizer subassembly cooperate, and then realized carrying out the area, vegetation coverage rate, thereby realize that take off the aerial vehicle is carried out in the aerial vehicle and take off in the aerial vehicle at the woodland and take off the place at the time of the aerial vehicle, and the time of the stable in-plane is guaranteed to take off the aerial