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CN-122016583-A - Ground-inserted spray quality parameter real-time detection device

CN122016583ACN 122016583 ACN122016583 ACN 122016583ACN-122016583-A

Abstract

The invention relates to the technical field of agriculture, in particular to a ground-inserted type real-time detection device for spray quality parameters, which comprises a ground-inserted fixed support, a spraying system and a detection system, wherein the spraying system comprises a charging barrel, an extension shaft rod and a spiral interface, a first rotating seat is coaxially and rotatably arranged at the top end of the charging barrel, a spray head is arranged on the first rotating seat, a shaft sleeve coaxially sleeved outside the extension shaft rod is arranged in the charging barrel, the shaft sleeve is coaxially connected with the first rotating seat, a spiral blade attached to the inner wall of the charging barrel is arranged on the peripheral side of the shaft sleeve, the detection system comprises a second rotating seat, a laser diffraction sensor and a transmission system connected with the first rotating seat and the second rotating seat in a transmission way, the detection system is integrally arranged at the upper end of the spraying system, and the transmission system is used for realizing automatic rotary scanning during spraying operation, so that the measurement deviation caused by rotor airflow disturbance, body shielding and manual holding of an unmanned aerial vehicle is thoroughly, and detection data truly reflects the original flow state of spraying.

Inventors

  • GONG XUEQIN
  • LI CHAOYING
  • YANG JINWEI

Assignees

  • 梓潼县农业农村局(梓潼县乡村振兴局)
  • 岳池县植保植检站

Dates

Publication Date
20260512
Application Date
20260319

Claims (10)

  1. 1. The ground-inserted type spray quality parameter real-time detection device is characterized by comprising a ground-inserted fixed support (1), a spraying system (2) and a detection system (3), wherein the spraying system (2) comprises a feed cylinder (2 a) and an extension shaft rod (2 a 1) coaxially arranged with the feed cylinder (2 a), a spiral interface (2 a 2) is arranged on one side of the feed cylinder (2 a), a first rotating seat (2 b) is coaxially rotatably arranged at the top end of the feed cylinder (2 a), a spraying head (2 c) is arranged on the first rotating seat (2 b), a shaft sleeve (2 d) coaxially sleeved outside the extension shaft rod (2 a 1) is arranged in the feed cylinder (2 a), the shaft sleeve (2 d) is coaxially connected with the first rotating seat (2 b), spiral blades (2 d 1) attached to the inner wall of the feed cylinder (2 a) are arranged on the periphery of the shaft sleeve (2 d), and the spiral blades (2 d 1) are arranged above the spiral interface (2 a 2); The detection system (3) comprises a second rotating seat (3 a) coaxially and rotatably arranged at the top of the extension shaft rod (2 a 1), a laser diffraction sensor (3 b) arranged on the second rotating seat (3 a), and a transmission system (4) in transmission connection with the first rotating seat (2 b) and the second rotating seat (3 a), wherein the transmission system (4) rotates and sprays the spray system (2) to drive the laser diffraction sensor (3 b) to rotate around the axis of the extension shaft rod (2 a 1) for full-scale scanning detection.
  2. 2. The ground-inserted spray quality parameter real-time detection device according to claim 1, wherein the transmission system (4) comprises a reduction gear set (4 a) and a fixed seat (4 b), the fixed seat (4 b) is fixedly arranged on an extension shaft rod (2 a 1), a tooth groove (2 b 1) surrounding the peripheral side of the outer wall is arranged at the top end of the first rotating seat (2 b), a driven gear (4 a 1) arranged at the input end of the reduction gear set (4 a) is in meshed connection with the tooth groove (2 b 1), a transmission shaft (4 a 2) is coaxially arranged at the output end of the reduction gear set (4 a), and the transmission shaft (4 a 2) is parallel to the extension shaft rod (2 a 1); The utility model discloses a lifting device is characterized in that a lifting plate (3 c) is rotatably arranged on a second rotating seat (3 a), a driven shaft (3 c 1) coaxially arranged with a transmission shaft (4 a 2) is rotatably arranged on the lifting plate (3 c), the driven shaft (3 c 1) is in transmission connection with the second rotating seat (3 a) through a synchronous belt (3 c 2), a transmission system (4) is provided with an electric push rod (4 b 1) for driving the lifting plate (3 c) to move along the axis of an extension shaft lever (2 a 1), and the electric push rod (4 b 1) drives the lifting plate (3 c) to descend to enable the driven shaft (3 c 1) to synchronously rotate along with the transmission shaft (4 a 2) when the driven shaft (3 c 1) is attached to the transmission shaft (4 a 2).
  3. 3. The ground-inserted spray quality parameter real-time detection device according to claim 2, wherein the top end of the transmission shaft (4 a 2) is eccentrically provided with a plug hole (4 a 3), the axis of the plug hole (4 a 3) is parallel to the axis of the transmission shaft (4 a 2), the bottom end of the driven shaft (3 c 1) is provided with a mounting hole (3 c 3) coaxial with the plug hole (4 a 3), the mounting hole (3 c 3) is internally coaxially provided with a plug post (3 c 4) and a spring (3 c 5), and the elastic force of the spring (3 c 5) enables the plug post (3 c 4) to protrude out of the lower surface of the lifting plate (3 c).
  4. 4. A real-time detection device for quality parameters of ground-engaging spray according to claim 2, characterized in that the diameter of the engaging post (3 c 4) is not greater than the inner diameter of the engaging hole (4 a 3).
  5. 5. The ground-inserted spray quality parameter real-time detection device according to claim 2, wherein a horizontal positioning bolt (4 b 2) is inserted on the fixed seat (4 b), the positioning bolt (4 b 2) passes through a radial hole (2 a 3) arranged on the extension shaft rod (2 a 1), and a locking nut (4 b 3) is spirally arranged on the positioning bolt (4 b 2).
  6. 6. The ground-inserted spray quality parameter real-time detection device according to claim 2, wherein the fixed seat (4 b) is provided with an independent power supply for supplying power to the laser diffraction sensor (3 b) and the electric push rod (4 b 1).
  7. 7. The ground-inserted spray quality parameter real-time detection device according to claim 1, wherein the spray head (2 c) is provided with a communicating pipe (2 c 1) communicated to the inside of the first rotary seat (2 b).
  8. 8. Ground-engaging spray quality parameter real-time detection device according to claim 1, characterized in that the junction of the extension shaft (2 a 1) and the shaft sleeve (2 d) is coaxially provided with a number of bearings (2 d 2).
  9. 9. A ground-engaging spray quality parameter real-time detection device according to claim 1, characterized in that the ground-engaging fixed bracket (1) comprises a vertically downwardly extending insert rod (1 a) and a horizontal stabilizing plate (1 b), the insert rod (1 a) has a downward narrowing taper, and the ground-engaging fixed bracket (1) is inserted into the stabilizing plate (1 b) to engage the ground surface.
  10. 10. The ground-inserted spray quality parameter real-time detection device according to claim 9, wherein a plurality of supporting pieces (2 a 4) connected with the stabilizing plate (1 b) are arranged on the outer wall of the charging barrel (2 a), and the supporting pieces (2 a 4) are distributed around the outer wall of the charging barrel (2 a) at equal angles.

Description

Ground-inserted spray quality parameter real-time detection device Technical Field The invention relates to the technical field of agriculture, in particular to a ground-inserted spray quality parameter real-time detection device. Background In agricultural practice, the ground-inserted sprayer has been widely applied to foliar fertilization scenes of orchards, tea gardens and facility agriculture by virtue of the advantages of fixed installation, wind resistance stability, uniform operation and the like. The spray quality parameters such as droplet volume median diameter VMD, distribution uniformity, deposition density and drift proportion directly determine fertilizer utilization rate and environmental safety, and high-efficiency and reliable on-site detection technology is needed to support operation optimization. The mainstream detection mode in the current industry relies on manual handheld sensor fixed-point sampling or adopts unmanned aerial vehicle carried sensors to perform idle dynamic scanning on a spraying area. However, the manual detection efficiency is low, the coverage is limited, subjective errors are easy to introduce, while the unmanned aerial vehicle detection improves the automation level, strong downward washing air flow is generated due to the high-speed rotation of the rotor wing, the natural flow state of a spray field is severely disturbed, the mist drop track is forced to deviate, the cloud cluster structure is compressed or diffused, and the deposition distribution distortion and the drift proportion are abnormally increased. The obtained parameters cannot truly guide the regulation and control of the spraying parameters, so that not only are fertilizer waste and potential phytotoxicity risks caused, but also the upgrading of the fertilization operation to intelligent agriculture is restricted. Disclosure of Invention The invention aims to provide a ground-inserted type spray quality parameter real-time detection device, which comprises a ground-inserted fixed support, a spraying system and a detection system, wherein the spraying system comprises a charging barrel, an extension shaft rod coaxially arranged with the charging barrel, a spiral interface is arranged on one side of the charging barrel, a first rotating seat is coaxially rotatably arranged at the top end of the charging barrel, a spray head is arranged on the first rotating seat, a shaft sleeve coaxially sleeved on the outer side of the extension shaft rod is arranged in the charging barrel, the shaft sleeve is coaxially connected with the first rotating seat, a spiral blade attached to the inner wall of the charging barrel is arranged on the circumferential side of the shaft sleeve, the spiral blade is positioned above the spiral interface, the detection system comprises a second rotating seat coaxially rotatably arranged at the top of the extension shaft rod, a laser diffraction sensor arranged on the second rotating seat, and a transmission system which is in transmission connection with the first rotating seat and the second rotating seat, and the transmission system rotates the spraying system to enable the laser diffraction sensor to be driven to rotate around the extension shaft rod to perform full scanning detection. In order to realize the switching of the static detection mode and the dynamic detection mode of the detection system, the detection system is characterized in that the transmission system comprises a reduction gear set and a fixed seat, the fixed seat is fixedly arranged on an extension shaft rod, a tooth groove surrounding the peripheral side of the outer wall is formed in the top end of a first rotating seat, a driven gear arranged at the input end of the reduction gear set is connected with the tooth groove in a meshed mode, a transmission shaft is coaxially arranged at the output end of the reduction gear set and is parallel to the extension shaft rod, a second rotating seat is rotatably arranged on a lifting plate, a driven shaft coaxially arranged with the transmission shaft is rotatably arranged on the lifting plate, the driven shaft is in transmission connection with a second rotating seat through a synchronous belt, and an electric push rod for driving the lifting plate to move along the axis of the extension shaft rod is arranged in the transmission system. Preferably, the top end of the transmission shaft is eccentrically provided with a plug hole, the axis of the plug hole is parallel to the axis of the transmission shaft, the bottom end of the driven shaft is provided with a mounting hole coaxial with the plug hole, a plug column and a spring are coaxially arranged in the mounting hole, and the plug column protrudes out of the lower surface of the lifting plate by the elastic force of the spring. In order to ensure that the plug-in post can be quickly inserted into the plug-in hole, the plug-in post is characterized in that the diameter of the plug-in post is not larger than the inne