阅读说明：本技术 一种植保无人机的多向增压喷灌装置 (Plant protection unmanned aerial vehicle's multidirectional pressure boost sprinkling irrigation equipment ) 是由 帅永鑫 于 2021-07-08 设计创作，主要内容包括：一种植保无人机的多向增压喷灌装置,涉及喷灌装置领域,包括出液筒、蓄液筒、驱动组件、压力调节组件和混液组件、活塞板、进水管、出水管、喷灌头和控制器；压力调节组件和混液组件分别设置在调压室和混液室；活塞板与压力调节组件配合；进水管的连通混液室和调压室；出水管连通调压室和喷灌头；蓄液筒套在出液筒的外围。本发明设置多个独立的蓄液室,通过液位感应器作用,配合人工判断,实现现场配液,浓度精准,保证了灌溉的效果；设置驱动组件,实现压力调节组件和混液组件的同步工作,一方面对调压室内的压力进行调节,实现进液-出液的循环,同时保证了出液的压力和方向,达到高效、低能耗灌溉的目的。(A multidirectional pressurizing sprinkling irrigation device of a plant protection unmanned aerial vehicle relates to the field of sprinkling irrigation devices and comprises a liquid outlet cylinder, a liquid storage cylinder, a driving assembly, a pressure adjusting assembly, a liquid mixing assembly, a piston plate, a water inlet pipe, a water outlet pipe, a sprinkling irrigation head and a controller; the pressure regulating assembly and the liquid mixing assembly are respectively arranged in the pressure regulating chamber and the liquid mixing chamber; the piston plate is matched with the pressure regulating assembly; the water inlet pipe is communicated with the mixed liquid chamber and the pressure regulating chamber; the water outlet pipe is communicated with the pressure regulating chamber and the sprinkling irrigation head; the liquid storage cylinder is sleeved on the periphery of the liquid outlet cylinder. The invention is provided with a plurality of independent liquid storage chambers, and liquid is prepared on site through the action of the liquid level sensor and the cooperation of manual judgment, so that the concentration is accurate and the irrigation effect is ensured; the driving assembly is arranged to realize synchronous work of the pressure adjusting assembly and the liquid mixing assembly, on one hand, the pressure in the pressure adjusting chamber is adjusted, liquid inlet-liquid outlet circulation is realized, and simultaneously, the liquid outlet pressure and direction are ensured, and the purposes of high-efficiency and low-energy-consumption irrigation are achieved.)

1. A multidirectional pressurizing sprinkling irrigation device of a plant protection unmanned aerial vehicle is arranged on a mounting seat (2) at the bottom of the unmanned aerial vehicle (1), and is characterized by comprising a liquid outlet cylinder (3), a liquid storage cylinder (4), a driving assembly (10), a pressure adjusting assembly (11), a liquid mixing assembly (12), a piston plate (15), a water inlet pipe (17), a water outlet pipe (18), a sprinkling irrigation head (19) and a controller; the liquid outlet cylinder (3) is arranged at the bottom of the mounting seat (2), a horizontal partition plate (5) is arranged in the liquid outlet cylinder (3), and the liquid outlet cylinder is divided into a liquid mixing chamber (6) and a pressure regulating chamber (7); the pressure regulating assembly (11) and the liquid mixing assembly (12) are transmitted through the driving assembly (10) and are respectively arranged in the pressure regulating chamber (7) and the liquid mixing chamber (6); the piston plate (15) is matched with the pressure adjusting assembly (11) to realize up-and-down sliding in the pressure adjusting chamber (7); the upper end of the water inlet pipe (17) is communicated with the liquid mixing chamber (6), and the lower end is communicated with the bottom of the pressure regulating chamber (7); the upper end of the water outlet pipe (18) is communicated with the bottom of the pressure regulating chamber (7), and the lower end is communicated with the sprinkler irrigation head (19); a through groove is formed in the liquid storage cylinder (4), and the liquid storage cylinder is sleeved on the periphery of the liquid outlet cylinder (3) through the through groove and is communicated with the liquid mixing chamber (6);

the pressure regulating assembly (11) comprises a first rotating shaft (13) and a pushing piece (14); the first rotating shafts (13) are arranged in two groups, and the two groups of first rotating shafts (13) are arranged above the piston plate (15) and are rotationally connected with the inner wall of the liquid outlet cylinder (3); one end of the pushing piece (14) is connected with the first rotating shaft (13), and the other end of the pushing piece is connected with the piston plate (15) in a sliding mode;

the liquid mixing component (12) comprises a second rotating shaft (20) and a mixing paddle (21); the second rotating shaft (20) is rotatably arranged on the horizontal partition plate (5); the mixing paddle (21) is arranged on the second rotating shaft (20).

2. The plant protection unmanned aerial vehicle's multidirectional pressure boost sprinkling irrigation equipment of claim 1, characterized in that, there are check valves that stop the flow direction is opposite on inlet pipe (17) and outlet pipe (18); and the two groups of check valves with opposite flow stopping directions are in communication connection with the controller.

3. The plant protection unmanned aerial vehicle's multidirectional pressurized sprinkler irrigation device of claim 1, characterized by, that is provided with multiunit vertical baffle (8) in the liquid storage cylinder (4), divide the liquid storage cylinder (4) into a plurality of liquid storage chambers; a liquid level sensor is arranged in each liquid storage chamber; the liquid level sensor is in communication with the controller.

4. The plant protection unmanned aerial vehicle multi-directional pressurized sprinkler irrigation device as claimed in claim 1, wherein a plurality of sets of first valves (9) are arranged on the liquid storage cylinder (4); the first valves (9) are arranged in one-to-one correspondence with the liquid storage chambers, are communicated with the liquid mixing chamber (6), and are communicated with the controller.

5. A plant protection unmanned aerial vehicle's multidirectional pressurized sprinkler irrigation apparatus according to claim 1, characterized in that the surge chamber (7) is provided with an elastic return member (16); the upper end of the elastic reset piece (16) is connected with the top of the pressure adjusting chamber (7), and the lower end is connected with the piston plate (15).

6. A plant protection unmanned aerial vehicle's multidirectional pressure boost sprinkling irrigation equipment of claim 1, characterized in that, the sprinkling irrigation head (19) sets up multiunit, multiunit sprinkling irrigation head (19) radially set up on outlet pipe (18).

7. The plant protection unmanned aerial vehicle's multidirectional pressurized sprinkler irrigation device of claim 1, wherein the drive assembly (10) includes a drive motor (26), a lead screw (27), a lifting platform (28), a rack (29) and a second gear (30); a protective box (31) is arranged on the liquid outlet cylinder (3); the driving motor (26) is in communication connection with the controller; a lead screw (27) driven by a driving motor (26) is rotationally arranged in the protective box (31); a lifting platform (28) which moves up and down is in threaded connection with a lead screw (27); the racks (29) are arranged on two sides of the lifting platform (28); the two groups of first rotating shafts (13) extend into the protective box (31) from two sides of the lifting platform (28) and are in one-to-one correspondence with the second gears (30) and connected with the keys; the second gear (30) is meshed with the rack (29) on the corresponding side.

8. The plant protection unmanned aerial vehicle's multidirectional pressurized sprinkler irrigation apparatus of claim 7, wherein the drive assembly (10) further comprises gear three (22), gear four (23), shaft three (24), gear five (25) and gear six (32); one end of the rotating shaft III (24) extends into the liquid mixing chamber (6) and is connected with the gear IV (23) in a key mode, and the other end of the rotating shaft III extends into the protective box (31) through a sealing bearing and is connected with the gear V (25) in a key mode; the six (32) gear is connected with the lead screw (27) in a key way and is meshed with the five (25) gear at the same time; the third gear (22) is connected with the second rotating shaft (20) in a key mode and is meshed with the fourth gear (23) at the same time.

9. The multidirectional pressurized sprinkler irrigation device of a plant protection unmanned aerial vehicle of claim 1, wherein the controller is provided with a communication module and is in communication connection with the control center through the communication module; the control center is arranged on the ground.

Technical Field

The invention relates to the field of sprinkling irrigation devices, in particular to a multidirectional pressurizing sprinkling irrigation device of a plant protection unmanned aerial vehicle.

Background

Plant protection unmanned aerial vehicle, the unmanned vehicles of the name of is an unmanned aircraft for agriculture and forestry plant protection operation, the unmanned aircraft of the type comprises a flight platform, a fixed wing, a helicopter, a multi-axis aircraft, a navigation flight control part and a spraying mechanism, the spraying operation is realized through ground remote control or navigation flight control, and medicaments, seeds, powder and the like can be sprayed. Need install liquid reserve tank and unmanned aerial vehicle when plant protection unmanned aerial vehicle carries out the high altitude sprinkling irrigation to spout the inside liquid of liquid reserve tank through unmanned aerial vehicle control shower nozzle, however, traditional unmanned aerial vehicle shower nozzle when sprinkling irrigation scope and distance that the shower nozzle sprays are little, have reduced the efficiency of sprinkling irrigation.

Disclosure of Invention

Objects of the invention

In order to solve the technical problems in the background art, the invention provides a multidirectional pressurizing sprinkling irrigation device of a plant protection unmanned aerial vehicle. The invention is provided with a plurality of independent liquid storage chambers, and liquid is prepared on site through the action of the liquid level sensor and the cooperation of manual judgment, so that the concentration is accurate and the irrigation effect is ensured; the driving assembly is arranged to realize synchronous work of the pressure adjusting assembly and the liquid mixing assembly, on one hand, the pressure in the pressure adjusting chamber is adjusted, liquid inlet-liquid outlet circulation is realized, and simultaneously, the liquid outlet pressure and direction are ensured, and the purposes of high-efficiency and low-energy-consumption irrigation are achieved.

(II) technical scheme

In order to solve the problems, the invention provides a multidirectional pressurizing sprinkling irrigation device of a plant protection unmanned aerial vehicle, which is arranged on a mounting seat at the bottom of the unmanned aerial vehicle and comprises a liquid outlet cylinder, a liquid storage cylinder, a driving assembly, a pressure adjusting assembly, a liquid mixing assembly, a piston plate, a water inlet pipe, a water outlet pipe, a sprinkling irrigation head and a controller; the liquid outlet cylinder is arranged at the bottom of the mounting seat, and a horizontal partition plate is arranged in the liquid outlet cylinder to divide the liquid outlet cylinder into a liquid mixing chamber and a pressure regulating chamber; the pressure regulating assembly and the liquid mixing assembly are driven by the driving assembly and are respectively arranged in the pressure regulating chamber and the liquid mixing chamber; the piston plate is matched with the pressure regulating assembly to realize up-and-down sliding in the pressure regulating chamber; the upper end of the water inlet pipe is communicated with the liquid mixing chamber, and the lower end of the water inlet pipe is communicated with the bottom of the pressure regulating chamber; the upper end of the water outlet pipe is communicated with the bottom of the pressure regulating chamber, and the lower end of the water outlet pipe is communicated with the sprinkler irrigation head; a through groove is formed in the liquid storage cylinder, is sleeved on the periphery of the liquid outlet cylinder through the through groove and is communicated with the liquid mixing chamber; the pressure adjusting assembly comprises a first rotating shaft and a pushing piece; the first rotating shafts are arranged in two groups, are arranged above the piston plate and are in rotating connection with the inner wall of the liquid outlet cylinder; one end of the pushing piece is connected with the first rotating shaft, and the other end of the pushing piece is connected with the piston plate in a sliding mode; the liquid mixing component comprises a second rotating shaft and a mixing paddle; the second rotating shaft is rotatably arranged on the horizontal partition plate; the mixing paddle is arranged on the second rotating shaft.

Preferably, the water inlet pipe and the water outlet pipe are provided with one-way valves with opposite flow stopping directions; and the two groups of check valves with opposite flow stopping directions are in communication connection with the controller.

Preferably, a plurality of groups of vertical partition plates are arranged in the liquid storage cylinder to divide the liquid storage cylinder into a plurality of liquid storage chambers; a liquid level sensor is arranged in each liquid storage chamber; the liquid level sensor is in communication with the controller.

Preferably, a plurality of groups of valves I are arranged on the liquid storage cylinder; the first valves are arranged in one-to-one correspondence with the liquid storage chambers, communicated with the liquid mixing chamber and communicated with the controller.

Preferably, the pressure regulating chamber is provided with an elastic resetting piece; the upper end of the elastic reset piece is connected with the top of the surge chamber, and the lower end of the elastic reset piece is connected with the piston plate.

Preferably, the sprinkling irrigation heads are provided with a plurality of groups, and the plurality of groups of sprinkling irrigation heads are radially arranged on the water outlet pipe.

Preferably, the driving assembly comprises a driving motor, a lead screw, a lifting platform, a rack and a second gear; a protective box is arranged on the liquid outlet cylinder; the driving motor is in communication connection with the controller; the lead screw driven by the driving motor is rotationally arranged in the protective box; the lifting platform moving up and down is in threaded connection with a lead screw; the racks are arranged on two sides of the lifting platform; the two groups of rotating shafts extend into the protective box from two sides of the lifting platform, correspond to the gears II one by one and are in key connection; the second gear is meshed with the rack on the corresponding side.

Preferably, the driving assembly further comprises a gear three, a gear four, a rotating shaft three, a gear five and a gear six; one end of the rotating shaft III extends into the liquid mixing chamber and is connected with the four keys of the gear, and the other end of the rotating shaft III extends into the protective box through the sealing bearing and is connected with the five keys of the gear; the six-key connection of the gear is connected with the screw rod and is simultaneously meshed with the five gear; the three-key connection of gear is pivot two, simultaneously with gear four meshing.

Preferably, the controller is provided with a communication module and is in communication connection with the control center through the communication module; the control center is arranged on the ground.

The technical scheme of the invention has the following beneficial technical effects:

the liquid level sensor is provided with a plurality of independent liquid storage chambers, and liquid distribution on site is realized through the action of the liquid level sensor and the cooperation of manual judgment, so that the concentration is accurate, and the irrigation effect is ensured;

the invention is provided with a driving assembly to realize the synchronous work of the pressure adjusting assembly and the liquid mixing assembly, on one hand, a rotating shaft II and a mixing paddle in the liquid mixing assembly rotate to mix material and solution and ensure the uniformity of the solution, and on the other hand, the rotating shaft I and a pushing piece rotate to drive a piston plate to move up and down to adjust the pressure in a pressure adjusting chamber, thereby realizing the circulation of liquid inlet and liquid outlet, simultaneously ensuring the pressure and direction of the liquid outlet and achieving the purpose of high-efficiency and low-energy irrigation.

Drawings

Fig. 1 is a schematic view of an installation structure of a multidirectional pressurized sprinkler irrigation device of a plant protection unmanned aerial vehicle provided by the invention.

Fig. 2 is a schematic structural view of the multidirectional pressurized sprinkler irrigation device of the plant protection unmanned aerial vehicle provided by the invention.

Fig. 3 is a top view of the internal structures of a liquid outlet cylinder and a liquid storage cylinder in the multidirectional pressurized sprinkler irrigation device of the plant protection unmanned aerial vehicle provided by the invention.

Fig. 4 is a schematic view of the internal structure of a protection box in the multidirectional pressurizing and spraying filling device of the plant protection unmanned aerial vehicle provided by the invention.

Fig. 5 is a sectional view of the multidirectional pressurized sprinkler irrigation device of the plant protection unmanned aerial vehicle provided by the invention.

Fig. 6 is an enlarged schematic view of a portion a in fig. 5.

The attached drawings are marked as follows: 1. an unmanned aerial vehicle; 2. a mounting seat; 3. a liquid outlet cylinder; 4. a liquid storage cylinder; 5. a horizontal partition plate; 6. a liquid mixing chamber; 7. a pressure regulating chamber; 8. a vertical partition; 9. a first valve; 10. a drive assembly; 11. a pressure regulating assembly; 12. a liquid mixing component; 13. a first rotating shaft; 14. a pusher member; 15. a piston plate; 16. an elastic reset member; 17. a water inlet pipe; 18. a water outlet pipe; 19. a sprinkler head; 20. a second rotating shaft; 21. a mixing paddle; 22. a third gear; 23. a fourth gear; 24. a rotating shaft III; 25. a fifth gear; 26. a drive motor; 27. a lead screw; 28. a lifting platform; 29. a rack; 30. a second gear; 31. a protective box; 32. and a sixth gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the multidirectional pressurized sprinkler irrigation device of a plant protection unmanned aerial vehicle provided by the invention is arranged on a mounting base 2 at the bottom of an unmanned aerial vehicle 1, and comprises a liquid outlet cylinder 3, a liquid storage cylinder 4, a driving component 10, a pressure regulating component 11, a liquid mixing component 12, a piston plate 15, a water inlet pipe 17, a water outlet pipe 18, a sprinkler irrigation head 19 and a controller; the liquid outlet cylinder 3 is arranged at the bottom of the mounting seat 2, and a horizontal partition plate 5 is arranged in the liquid outlet cylinder 3 to divide the liquid outlet cylinder 3 into a liquid mixing chamber 6 and a pressure regulating chamber 7; the pressure regulating assembly 11 and the liquid mixing assembly 12 are driven by the driving assembly 10 and are respectively arranged in the pressure regulating chamber 7 and the liquid mixing chamber 6; the piston plate 15 is matched with the pressure adjusting assembly 11 to realize up-and-down sliding in the pressure adjusting chamber 7; the upper end of the water inlet pipe 17 is communicated with the liquid mixing chamber 6, and the lower end is communicated with the bottom of the pressure regulating chamber 7; the upper end of the water outlet pipe 18 is communicated with the bottom of the pressure regulating chamber 7, and the lower end is communicated with the sprinkler irrigation head 19; a through groove is arranged on the liquid storage cylinder 4, is sleeved on the periphery of the liquid outlet cylinder 3 through the through groove and is communicated with the liquid mixing chamber 6; the pressure regulating assembly 11 comprises a first rotating shaft 13 and a pushing member 14; the first rotating shafts 13 are arranged in two groups, and the first rotating shafts 13 are arranged above the piston plate 15 and are rotatably connected with the inner wall of the liquid outlet barrel 3; one end of the pushing piece 14 is connected with the first rotating shaft 13, and the other end of the pushing piece is connected with the piston plate 15 in a sliding mode; the liquid mixing component 12 comprises a second rotating shaft 20 and a mixing paddle 21; the second rotating shaft 20 is rotatably arranged on the horizontal partition plate 5; the mixing paddle 21 is arranged on the second rotating shaft 20.

In an alternative embodiment, the water inlet pipe 17 and the water outlet pipe 18 are provided with one-way valves with opposite flow stopping directions; and the two groups of check valves with opposite flow stopping directions are in communication connection with the controller.

In an alternative embodiment, a plurality of groups of vertical partition plates 8 are arranged in the liquid storage cylinder 4 to divide the liquid storage cylinder 4 into a plurality of liquid storage chambers; a liquid level sensor is arranged in each liquid storage chamber; the liquid level sensor is in communication with the controller.

In an alternative embodiment, a plurality of groups of valves I9 are arranged on the liquid storage cylinder 4; the first valves 9 are arranged in one-to-one correspondence with the liquid storage chambers, are communicated with the liquid mixing chamber 6 and are communicated with the controller.

In an alternative embodiment, pressure chamber 7 is provided with an elastic return member 16; the upper end of the elastic resetting piece 16 is connected with the top of the pressure adjusting chamber 7, and the lower end is connected with the piston plate 15.

In an alternative embodiment, the sprinklers 19 are arranged in a plurality of groups, the groups of sprinklers 19 being arranged radially on the outlet pipe 18.

In an alternative embodiment, the driving assembly 10 includes a driving motor 26, a lead screw 27, a lifting platform 28, a rack 29 and a second gear 30; the liquid outlet cylinder 3 is provided with a protective box 31; the driving motor 26 is in communication connection with the controller; a screw 27 driven by a driving motor 26 is rotatably provided inside the shield box 31; a lifting platform 28 which moves up and down is in threaded connection with a lead screw 27; racks 29 are provided on both sides of the elevating platform 28; the two groups of first rotating shafts 13 extend into the protective box 31 from two sides of the lifting platform 28 and are in one-to-one correspondence with the second gears 30 and are in key connection; the second gear 30 is engaged with the rack 29 on the corresponding side.

In an alternative embodiment, the drive assembly 10 further includes gear three 22, gear four 23, shaft three 24, gear five 25, and gear six 32; one end of the rotating shaft III 24 extends into the liquid mixing chamber 6 and is connected with the gear IV 23 key, and the other end of the rotating shaft III extends into the protective box 31 through a sealing bearing and is connected with the gear V25 key; the six 32-gear key is connected with the screw 27 and is meshed with the five 25-gear key; the third gear 22 is connected with the second rotating shaft 20 in a key mode and is meshed with the fourth gear 23.

In an optional embodiment, the controller is provided with a communication module and is in communication connection with the control center through the communication module; the control center is arranged on the ground.

The device comprises different raw material concentrated solutions and water which are respectively placed in different liquid storage chambers for storage before use, an unmanned aerial vehicle 1 flies above the land to be irrigated to observe the land condition and feed back the observation result to a control center, a worker in the control center selects a corresponding irrigation liquid formula and sends a liquid distribution command to a controller, corresponding materials enter a liquid mixing chamber 6 from the liquid storage chambers, liquid is accurately distributed under the action of a liquid level sensor, a driving assembly 10 works, a lead screw 27 is driven to rotate by a driving motor 26, a lifting platform 28 moves up and down, a rack 29 synchronously moves to enable a gear two 30, a gear three 22, a gear four 23, a gear five 25 and a gear six 32 to sequentially transmit, the work of a pressure adjusting assembly 11 and a liquid mixing assembly 12 is realized, a rotating shaft two 20 and a mixing paddle 21 in the liquid mixing assembly 12 rotate to mix material solutions, the first rotating shaft 13 and the pushing piece 14 rotate to drive the piston plate 15 to move up and down, under the flow limiting effect of the one-way valve, the piston plate 15 moves up, the pressure of the pressure regulating chamber 7 is reduced, the solution enters the pressure regulating chamber 7 from the water inlet pipe 17, the piston plate 15 moves down, the pressure of the pressure regulating chamber 7 is increased, and the solution enters the sprinkler irrigation head 19 from the water outlet pipe 18 and is sprayed out from multiple directions.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.