阅读说明：本技术 一种植保用无人机 (Unmanned aerial vehicle for plant protection ) 是由 李海生 于 2020-06-28 设计创作，主要内容包括：本发明公开了一种植保用无人机,涉及无人机技术领域,针对现有的植保无人机施药箱内的药液晃动会影响无人机的稳定性,施药箱不便清洗和更换,且适用性差的问题,现提出如下方案,包括安装板,安装板为圆形板,圆形板的外侧周向安装有多个支架杆,支架杆远离安装板的一端连接有支撑外环,每个支架杆的上侧均安装有螺旋桨,安装板的底面固定安装有主机体,主机体的下侧设有施药箱体,施药箱体与安装板之间设有固定机构。本发明可快速完成施药箱体的安装与拆卸,便于对施药箱体的清洗和更换；减震效果好,提高了无人机的稳定性,喷药准确度更高,同时提高了使用的安全性；便于农药的及时补充,提高工作效率；适用于多种植间距的农作物。(The invention discloses an unmanned aerial vehicle for plant protection, relates to the technical field of unmanned aerial vehicles, and aims at solving the problems that the stability of an unmanned aerial vehicle is influenced by the shaking of liquid medicine in a pesticide application box of the existing unmanned aerial vehicle for plant protection, the pesticide application box is inconvenient to clean and replace, and the applicability is poor. The invention can rapidly complete the installation and the disassembly of the pesticide applying box body, and is convenient for cleaning and replacing the pesticide applying box body; the damping effect is good, the stability of the unmanned aerial vehicle is improved, the spraying accuracy is higher, and the use safety is improved; the pesticide can be supplemented in time, and the working efficiency is improved; is suitable for crops with various planting intervals.)

1. The utility model provides an unmanned aerial vehicle for plant protection, includes mounting panel (1), its characterized in that, mounting panel (1) is the circular slab, and a plurality of cradling pieces (2) that are radial distribution are installed to the outside circumference of circular slab, the one end that mounting panel (1) was kept away from in cradling piece (2) is connected with supports outer loop (3), and screw (4) are all installed to the upside of every cradling piece (2), and the bottom fixed mounting of mounting panel (1) has host computer body (5), the downside of host computer body (5) is equipped with the box of giving medicine to poor free of charge (6), be equipped with fixed establishment (7) between box of giving medicine to poor of charge (6) and mounting panel (1), the interior bottom fixed mounting of box of giving medicine to poor of charge (6) has medicine application pump (8), the liquid outlet of medicine application pump (8) is connected with drain pipe (9), the top of drain pipe (9) passes the, one ends, far away from the tee joint, of the two hoses (10) are connected with the pesticide application pipes (11), a plurality of spray heads are installed on the lower side face of each pesticide application pipe (11), and adjusting mechanisms (12) are arranged on the upper sides of the pesticide application pipes (11) and the support of the support rods (2).

2. The unmanned aerial vehicle for plant protection as claimed in claim 1, wherein the fixing mechanism (7) comprises two vertical rods (71) fixedly mounted on the pesticide application box body (6), the outer sides of the two vertical rods (71) are slidably connected with a U-shaped limiting frame (72), the two ends of the limiting frame (72) are fixed on the mounting plate (1), a clamping rod (73) is arranged between the two vertical rods (71), a through hole is formed in the middle of the clamping rod (73), a fixing column (74) is slidably connected in the through hole and fixed at the center of the top surface of the mounting plate (1), a pressing pipe (75) is slidably sleeved on the outer side of one end, penetrating through the clamping rod (73), of the fixing column (74), the bottom end of the pressing pipe (75) is fixedly connected with the clamping rod (73), clamping grooves matched with the clamping rod (73) are formed in the side surfaces of the two vertical rods (71), and the two clamping grooves are symmetrical with the center of the circle center, the internal threads of the two clamping grooves are connected with a connecting ring (76), and a limiting rod (77) is fixedly arranged in the connecting ring (76).

3. A plant protection drone according to claim 2, characterized in that both ends of the clamping bar (73) are equipped with threaded slots that cooperate with the connection ring (76).

4. The unmanned aerial vehicle for plant protection as claimed in claim 2, wherein the two sides of the fixed column (74) are provided with buffer mechanisms (78), each buffer mechanism (78) comprises a buffer ring (781) fixed on the top surface of the mounting plate (1), the two sides of the upper portion of each buffer ring (781) are fixedly provided with first elastic plates (782), the two first elastic plates (782) are arc plates with opposite openings, the outer walls of the two sides of each buffer ring (781) are provided with second elastic plates (789), the two second elastic plates (789) are arc plates with opposite openings, the inner top surface of each buffer ring (781) is provided with a detection insertion rod (783), the outer side of each detection insertion rod (783) is sleeved with a detection tube (784), one end of each detection insertion rod (783) extending to the detection tube (784) is provided with a top pressure plate (785), the inner bottom surface of each detection tube (784) is provided with a switch (786), and the upper surface of each top pressure sensor (787) is arranged on the top surface of each top, the output end of the pressure sensor (787) is connected with the input end of the processor in the main machine body (5).

5. A plant protection unmanned aerial vehicle according to claim 4, wherein the outside of the detection tube (784) is provided with a warning light (788) fixed on the mounting plate (1), and the input end of the warning light (788) is connected with the output end of the switch (786).

6. The unmanned aerial vehicle for plant protection as claimed in claim 1, wherein the adjusting mechanism (12) comprises a first sliding ring (121) slidably mounted on the outer supporting ring (3), a transverse plate (122) is fixedly mounted on the lower side of the first sliding ring (121), a second sliding ring (123) is fixedly mounted on the upper side of the other end of the transverse plate (122) far away from the first sliding ring (121), a supporting inner ring (124) is slidably connected in the second sliding ring (123), the supporting inner ring (124) is fixedly mounted on the bottom of the support rod (2), the lower side of one end of the transverse plate (122) where the first sliding ring (121) is mounted is hinged with one end of the pesticide applying pipe (11), a sleeve ring (125) is slidably connected with the other end of the pesticide applying pipe (11), an electric push rod (126) is hinged on the upper side of the sleeve ring (125), and the input end of the electric push rod (126) is connected, and the electric push rod (126) is fixedly arranged on the transverse plate (122).

7. An unmanned aerial vehicle for plant protection as claimed in claim 6, wherein arc-shaped first push rod (127) and second push rod (128) are arranged between the two second sliding rings (123), one ends of the first push rod (127) and the second push rod (128) far away from each other are respectively arranged on the two application pipes (11), the first push rod (127) and the second push rod (128) are coaxial with the mounting plate (1), a gear (129) is arranged between the first push rod (127) and the second push rod (128), the side surfaces of the first push rod (127) and the second push rod (128) are provided with tooth grooves matched with the gear (129), the top end of the gear (129) is fixedly provided with the adjusting motor (1210), the input end of the adjusting motor (1210) is connected with the output end of the processor in the main body (5), and the adjusting motor (1210) is fixedly arranged on the support rod (2).

8. The unmanned aerial vehicle for plant protection as claimed in claim 1, wherein a guide rod (13) is fixedly installed inside the pesticide application box body (6), an anti-shaking plate (14) is slidably connected to the guide rod (13) and the liquid outlet pipe (9), and a plurality of through holes are formed in the anti-shaking plate (14).

Technical Field

The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle for plant protection.

Background

The unmanned aerial vehicle is various remote control aircrafts without boarding and driving by a driver in a broad sense, and the unmanned aerial vehicle has the advantages of low flying height, small harm to a human body, hovering capability, no need of a special take-off and landing airport, high efficiency and the like, so that the unmanned aerial vehicle is widely applied to the field of agriculture.

The plant protection unmanned aerial vehicle can shake due to the reduction of the liquid medicine in the pesticide box during operation, which has adverse effects on the flying stability and efficiency of the unmanned aerial vehicle, and the pesticide application box is complex in installation mode, so that the pesticide application box is inconvenient to disassemble, clean and replace; in addition, when the unmanned aerial vehicle is used for pesticide application, the spraying width and angle of the pesticide application pipe can not be adjusted in real time according to the distribution of the terrain and crops, the applicability is poor, and therefore the unmanned aerial vehicle for plant protection is designed to solve the problems.

Disclosure of Invention

The unmanned aerial vehicle for plant protection provided by the invention solves the problems that the stability of the unmanned aerial vehicle is influenced by the shaking of the liquid medicine in the pesticide application box of the existing unmanned aerial vehicle for plant protection, the pesticide application box is inconvenient to clean and replace, and the applicability is poor.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an unmanned aerial vehicle is used in plant protection, includes the mounting panel, and the mounting panel is the circular slab, and a plurality of cradling pieces that are radial distribution are installed to the outside circumference of circular slab, the one end that the mounting panel was kept away from to the cradling piece is connected with the support outer loop, and the screw is all installed to the upside of every cradling piece, and the bottom surface fixed mounting of mounting panel has the host computer body, the downside of the host computer body is equipped with the box of giving medicine to the poor free of charge, be equipped with fixed establishment between box and the mounting panel of giving medicine to the poor free of charge, the liquid outlet of the pump of giving medicine to the poor free of charge is connected with the drain pipe, the box of giving medicine to the poor free of charge is passed on the top of drain pipe to there are two hoses through three way connection, and two hoses are kept.

Preferably, fixed establishment includes two montants of fixed mounting on the box of giving medicine to poor free of charge, two montant outside sliding connection have the spacing frame of U-shaped, and the both ends of spacing frame are fixed on the mounting panel, be equipped with the joint pole between two montants, the through-hole has been seted up at the middle part of joint pole, sliding connection has the fixed column in the through-hole, and the fixed column is fixed in the top surface center department of mounting panel, the one end outside that the fixed column passed the joint pole slides and has cup jointed the pressure pipe, and the bottom and the joint pole rigid coupling of pressure pipe, the draw-in groove that matches with the joint pole is seted up to the side of two montants, and two draw-in grooves are symmetrical about the centre of a.

Preferably, both ends of the clamping rod are provided with threaded slotted holes matched with the connecting rings.

Preferably, the both sides of fixed column all are equipped with buffer gear, buffer gear is including fixing the buffering circle at the mounting panel top surface, the equal fixed mounting in buffering circle upper portion both sides has first elastic plate, two first elastic plates are the arc that the opening carried on the back mutually, install the second elastic plate on the both sides outer wall of buffering circle, two second elastic plates are the arc that the opening carried on the back mutually, the interior top surface of buffering circle is installed and is detected the inserted bar, the outside that detects the inserted bar has cup jointed the detecting tube, the one end that the detecting tube extends to the inserted bar is equipped with the roof pressure board, the interior bottom surface mounting of detecting tube has the switch, the last surface mounting of roof pressure board has pressure sensor, pressure sensor's output links to each other with the input of the internal treater of host computer.

Preferably, the outside of detecting tube is equipped with the warning light of fixing on the mounting panel, and the input of warning light links to each other with the output of switch.

Preferably, adjustment mechanism includes the first sliding ring of slidable mounting on supporting the outer loop, the downside fixed mounting of first sliding ring has the diaphragm, the other end upside fixed mounting that first sliding ring was kept away from to the diaphragm has the second sliding ring, sliding connection has the support inner ring in the second sliding ring, and support inner ring fixed mounting in the bottom of cradling piece, the one end downside that first sliding ring was installed to the diaphragm is articulated with the one end of administering the pencil, the other end sliding connection of administering the pencil has the lantern ring, the upside of the lantern ring articulates there is electric putter, electric putter's input links to each other with the output of host computer in vivo treater, and electric putter fixed mounting is on the diaphragm.

Preferably, an arc-shaped first push rod and an arc-shaped second push rod are arranged between the two second slip rings, one ends, far away from each other, of the first push rod and the second push rod are respectively installed on the two pesticide applying pipes, the first push rod and the second push rod are coaxial with the installation plate, a gear is arranged between the first push rod and the second push rod, tooth grooves matched with the gear are formed in the side faces of the first push rod and the second push rod, an adjusting motor is fixedly installed at the top end of the gear, the input end of the adjusting motor is connected with the output end of the processor in the main machine body, and the adjusting motor is fixedly installed on the support rod.

Preferably, the inside fixed mounting of pesticide application box has the guide bar, and sliding connection has the anti-shaking board on guide bar and the drain pipe, and has seted up a plurality of through-holes on the anti-shaking board.

Compared with the prior art, the invention has the beneficial effects that:

1. when the pesticide application box body is installed, the pressing pipe is rotated and pressed downwards, the clamping rod is clamped in the clamping grooves of the two vertical rods, the limiting rod is screwed downwards until the connecting ring is screwed on the clamping plate, the pesticide application box body is installed, when the pesticide application box body is disassembled, the steps are directly and reversely carried out, the pesticide application box body can be installed and disassembled quickly, and the pesticide application box body is convenient to clean and replace;

2. according to the invention, after the pesticide application box body is installed, the arrangement of the buffer mechanism can reduce the vibration between the pesticide application box body and the installation plate in the flying process, the vibration generated by the liquid medicine in the pesticide application box body shaking and the vibration generated when the unmanned aerial vehicle falls down, the stability of the whole device is improved, the pesticide spraying accuracy is higher, and the working efficiency and the safety of the plant protection unmanned aerial vehicle are improved;

3. according to the invention, the buffering mechanism can be used for detecting the pharmaceutical quantity in the pesticide application box body, the warning lamp can be lightened to remind workers when the pharmaceutical quantity is too much, so that the problem that the propeller is burnt due to too high rotation speed is avoided, the service life of the device is prolonged, and the device can return to a starting point when the pharmaceutical quantity is too little, so that the pesticide can be supplemented in time, and the working efficiency is improved;

4. according to the invention, the gear can be driven by the adjusting motor to rotate clockwise or anticlockwise, and the gear is meshed with the first push rod and the second push rod, so that the two pesticide application pipes can move in the opposite directions or in the opposite directions, a worker can conveniently adjust the positions of the two pesticide application pipes in real time according to the terrain and the crop distribution of the land to be sprayed actually, and the pesticide application pipe is suitable for crops with multiple planting intervals;

5. according to the invention, the angle of the pesticide application pipe can be adjusted by controlling the extension of the piston rod in the electric push rod, so that a worker can adjust the angle of the pesticide application pipe in real time according to the spraying requirement when working, and the applicability of the device is further improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is an enlarged view of FIG. 3 at B;

FIG. 5 is an enlarged view at C in FIG. 3;

FIG. 6 is a side view of the cushioning mechanism of the present invention;

fig. 7 is a bottom view of the adjustment mechanism of the present invention.

Reference numbers in the figures: 1. mounting a plate; 2. a support rod; 3. a support outer ring; 4. a propeller; 5. a main body; 6. a pesticide application box body; 7. a fixing mechanism; 71. a vertical rod; 72. a limiting frame; 73. a clamping and connecting rod; 74. fixing a column; 75. pressing a pipe; 76. a connecting ring; 77. a limiting rod; 78. a buffer mechanism; 781. a buffer ring; 782. a first elastic plate; 783. detecting the inserted rod; 784. a detection tube; 785. a top pressing plate; 786. a switch; 787. a pressure sensor; 788. a warning light; 789. a second elastic plate; 8. an application pump; 9. a liquid outlet pipe; 10. a hose; 11. an application tube; 12. an adjustment mechanism; 121. a first slip ring; 122. a transverse plate; 123. a second slip ring; 124. a support inner ring; 125. a collar; 126. an electric push rod; 127. a first push rod; 128. a second push rod; 129. a gear; 1210. adjusting the motor; 13. a guide bar; 14. and an anti-shaking plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.