CN-117388434-B - Unmanned aerial vehicle assembled greenhouse gas monitoring devices

CN117388434BCN 117388434 BCN117388434 BCN 117388434BCN-117388434-B

Abstract

The invention relates to the field of gas monitoring, in particular to an unmanned aerial vehicle assembled greenhouse gas monitoring device. The invention provides an unmanned aerial vehicle assembled greenhouse gas monitoring device capable of reducing gas flow and guaranteeing data accuracy of greenhouse gas monitoring. The utility model provides an unmanned aerial vehicle assembled greenhouse gas monitoring devices, is including frame, upper and lower frame, C type supporting bar etc. is connected with upper and lower frame on the frame, and open the upside of upper and lower frame has the bolt hole for fix this device in unmanned aerial vehicle bottom, the middle part of upper and lower frame is connected with 8C type supporting bars. The wind isolating cover can effectively prevent the upper air and the lower air at the detecting head from flowing in the operation process of the unmanned aerial vehicle, so that the accuracy of monitoring can be ensured, meanwhile, the detecting head stretches out leftwards and is in contact with the magnetic ring to be in magnetic connection, so that the electric fan is driven to move together, and at the moment, the electric fan can blow left air rightwards to achieve the wind collecting effect, and further the monitoring efficiency is improved.

Inventors

LI PENG
LI DAN
XIAO ZHIMEI
YANG NING
XU HONG
LIU BIN
LI LIWEI
BI WENKAI
GAO JINGBIN
LI YUAN

Assignees

天津市生态环境监测中心

Dates

Publication Date: 20260512
Application Date: 20231011

Claims (5)

1. The utility model provides an unmanned aerial vehicle assembled greenhouse gas monitoring devices, a serial communication port, including frame (1), upper and lower frame (2), C type supporting bar (3), cross arm (4), center ring (5), monitoring mechanism (6) and wind collecting mechanism (7), be connected with upper and lower frame (2) on frame (1), open the upside of upper and lower frame (2) has the bolt hole, be used for fixing this device in unmanned aerial vehicle bottom, the middle part of upper and lower frame (2) is connected with 8C type supporting bar (3), the lower part of upper and lower frame (2) is connected with cross arm (4), the middle part of cross arm (4) is connected with center ring (5), be equipped with in center ring (5) and be used for carrying out monitoring mechanism (6) to greenhouse gas, be equipped with on upper and lower frame (2) and be used for concentrating the wind collecting mechanism (7) of monitoring to greenhouse gas. The monitoring mechanism (6) comprises a spherical motor (61), a gear (62), a connecting rod (63), a rear stabilizing plate (64), a rack (65) and a detection head (66), wherein the inner side of the center ring (5) is rotationally connected with the spherical motor (61), the gear (62) is connected to an output shaft of the spherical motor (61), the connecting rods (63) are connected to the front part and the rear part of the lower side of the spherical motor (61), the rear stabilizing plate (64) is connected between the lower sides of the connecting rods (63), the rack (65) is connected to the rear stabilizing plate (64) in a sliding mode, and the detection head (66) is connected to the left side of the rack (65); the wind collecting mechanism (7) comprises a wind isolating cover (71), a straight rail (72), a magnetic suction ring (73) and an electric fan (74), wherein the straight rail (72) is clamped on the left side of the upper and lower frames (2), the wind isolating cover (71) is connected to the straight rail (72), the electric fan (74) is connected to the lower portion of the straight rail (72) in a sliding mode, the magnetic suction ring (73) is connected to the right side of the electric fan (74), and the magnetic suction ring (73) is in adsorption fit with the detection head (66); Still including angle modulation mechanism (8), angle modulation mechanism (8) are including cylinder (81), push away first (82), straight cover in both sides (83), curved limit arc (84) and orbit determination arc (85), the left and right sides of frame (1) all is connected with cylinder (81), the flexible end of cylinder (81) all is connected with pushes away first (82), be connected with bilateral straight cover (83) between pushing away first (82), the middle part swing joint of bilateral straight cover (83) has curved limit arc (84), the downside of curved limit arc (84) is connected with spherical motor (61), the upside of cross arm (4) is connected with orbit determination arc (85), orbit determination arc (85) are connected with curved limit arc (84) slidingtype.
2. An unmanned aerial vehicle-mounted greenhouse gas monitoring device as claimed in claim 1, wherein the detection head (66) comprises a temperature sensor, a humidity sensor and a gas sensor.
3. The unmanned aerial vehicle assembled greenhouse gas monitoring device according to claim 2, further comprising a protection mechanism (9), wherein the protection mechanism (9) comprises an L lower arm (91), a long spring (92), a rotating arm (93) and an anti-fouling cover (94), the L lower arm (91) is connected to the left lower side of the rear stabilizing plate (64), the rotating arm (93) is connected to the left side of the L lower arm (91), the long spring (92) is connected between the rotating arm (93) and the L lower arm (91), the anti-fouling cover (94) for protecting the detection head (66) is connected to the upper portion of the rotating arm (93), and the anti-fouling cover (94) is in contact with the detection head (66).
4. The unmanned aerial vehicle assembled greenhouse gas monitoring device according to claim 3, further comprising a stabilizing mechanism (10), wherein the stabilizing mechanism (10) comprises a supporting column (101), clamping plates (102) and a fixed connecting rod (103), the supporting column (101) is connected to the outer frame (1), the clamping plates (102) are connected to the upper portions of the supporting column (101), and the fixed connecting rod (103) is connected between the two clamping plates (102) on the left side and the two clamping plates (102) on the right side.
5. The unmanned aerial vehicle assembled greenhouse gas monitoring device according to claim 4, further comprising a sampling mechanism (11), wherein the sampling mechanism (11) comprises a bottle body (111), an upper cover (112), a fixed fan door (113) and a movable fan door (114), 8 bottle bodies (111) are placed on the outer frame (1), the upper sides of the bottle bodies (111) are clamped with the upper cover (112), the lower sides of the bottle bodies (111) are connected with the fixed fan door (113), the movable fan door (114) is connected onto the fixed fan door (113) in a rotary mode, a small motor is connected onto the lower side of the fixed fan door (113), and an output shaft of the small motor is connected with the movable fan door (114).

Description

Unmanned aerial vehicle assembled greenhouse gas monitoring devices Technical Field The invention relates to the field of gas monitoring, in particular to an unmanned aerial vehicle assembled greenhouse gas monitoring device. Background Greenhouse gases refer to gases in the atmosphere that absorb long wave radiation reflected from the ground and re-emit radiation, such as water vapor, carbon dioxide, most refrigerants, etc. Their function is to make the earth's surface warmer, similar to the effect of a greenhouse to trap solar radiation and heat the air in the greenhouse. And the greenhouse gas monitoring has important significance for scientific evaluation of greenhouse gas emission and accurate positioning of the position of a greenhouse gas emission source. Thus requiring the use of a greenhouse gas monitoring device. Along with the development and progress of society, unmanned aerial vehicle application is also more and more extensive, utilizes unmanned aerial vehicle to monitor, possesses greenhouse gas near ground concentration and atmosphere vertical column concentration monitoring capability simultaneously to can effectively solve the complex topography that traditional monitoring method is difficult to cover and monitoring difficulties such as remote area. However, in the flight process of the unmanned aerial vehicle, the gas can be stirred to flow longitudinally, so that the concentration of greenhouse gases in the air is uneven, and inaccurate data of horizontal greenhouse gas monitoring can be caused. Therefore, there is a need to design an unmanned aerial vehicle-mounted greenhouse gas monitoring device capable of reducing gas flow and guaranteeing data accuracy of greenhouse gas monitoring. Disclosure of Invention In order to overcome the defect that the unmanned aerial vehicle can stir the gas flow direction in the flight process, so that the concentration of greenhouse gases in the air is uneven, and the data of horizontal greenhouse gas monitoring is inaccurate, the invention provides the unmanned aerial vehicle assembled greenhouse gas monitoring device capable of reducing the gas flow and ensuring the data accuracy of the greenhouse gas monitoring. The utility model provides an unmanned aerial vehicle assembled greenhouse gas monitoring devices, including the frame, go up lower carriage, C type supporting bar, the cross arm, the center ring, monitoring mechanism and wind collecting mechanism, be connected with on the frame and go up lower carriage, it has the bolt hole to go up the upside of lower carriage, be used for fixing this device in unmanned aerial vehicle bottom, the middle part of going up lower carriage is connected with 8C type supporting bars, the lower part of going up lower carriage is connected with the cross arm, the middle part of cross arm is connected with the center ring, be equipped with the monitoring mechanism that is used for monitoring greenhouse gas in the center ring, be equipped with the wind collecting mechanism that is used for monitoring greenhouse gas centralized monitoring on going up lower carriage. Preferably, the monitoring mechanism comprises a spherical motor, a gear, a connecting rod, a rear stabilizing plate, a rack and a detection head, wherein the inner side of the center ring is rotationally connected with the spherical motor, the gear is connected on an output shaft of the spherical motor, the connecting rods are connected at the front part and the rear part of the lower side of the spherical motor, the rear stabilizing plate is connected between the lower sides of the connecting rods, the rack is connected on the rear stabilizing plate in a sliding mode, and the detection head is connected on the left side of the rack. Preferably, the detection head includes a temperature sensor, a humidity sensor and a gas sensor. Preferably, the wind collecting mechanism comprises a wind isolating cover, a straight rail, a magnetic attraction ring and an electric fan, wherein the left side of the upper frame and the lower frame is clamped with the straight rail, the wind isolating cover is connected to the straight rail, the electric fan is connected to the lower portion of the straight rail in a sliding mode, the magnetic attraction ring is connected to the right side of the electric fan, and the magnetic attraction ring is in adsorption fit with the detection head. Preferably, the device further comprises an angle adjusting mechanism, wherein the angle adjusting mechanism comprises an air cylinder, push heads, two sides of the straight sleeve, a bending moment arc and a track fixing arc, the left side and the right side of the outer frame are respectively connected with the telescopic ends of the air cylinder, the push heads are respectively connected with the two sides of the straight sleeve, the middle part of the two sides of the straight sleeve is movably connected with the bending moment arc, the lower side of the bending moment arc is connected wit