阅读说明：本技术 一种节能节药型农用无人机 (Energy-saving and pesticide-saving agricultural unmanned aerial vehicle ) 是由 岳林 于 2019-10-10 设计创作，主要内容包括：本发明公开了一种节能节药型农用无人机,包括机体,所述机体上固定连接有桶架,所述桶架上设有抖动机构,所述桶架底部设有限位机构,所述限位机构上连接有矩形框架,所述储液桶底部固定连接有压杆,所述桶架底部设有齿轮齿条机构和步进往返装置,所述齿轮齿条机构通过储液桶和压杆连接于抖动机构和步进往返装置之间,所述齿轮齿条机构连接于矩形框架底部,所述步进往返装置的输出端上连接有节水装置,本发明采用多级节能机构,将风能转化为间隙喷洒的机械能,通过风力实现喷头的间隙喷洒,间隙喷洒相比传统的持续性喷洒,从而实现一级节能,在喷洒的同时利用了第三弹簧上下运动配合实现气-液的混合,从而实现二级节能。(The invention discloses an energy-saving and pesticide-saving agricultural unmanned aerial vehicle, which comprises a machine body, wherein a barrel frame is fixedly connected to the machine body, a shaking mechanism is arranged on the barrel frame, a limiting mechanism is arranged at the bottom of the barrel frame, a rectangular frame is connected to the limiting mechanism, a pressure rod is fixedly connected to the bottom of a liquid storage barrel, a rack-and-pinion mechanism and a stepping reciprocating device are arranged at the bottom of the barrel frame, the rack-and-pinion mechanism is connected between the shaking mechanism and the stepping reciprocating device through the liquid storage barrel and the pressure rod, the rack-and-pinion mechanism is connected to the bottom of the rectangular frame, and a water-saving device is connected to the output end of the stepping reciprocating device. Thereby realizing secondary energy conservation.)

1. An energy-saving and pesticide-saving agricultural unmanned aerial vehicle comprises a machine body (1) and is characterized in that a barrel frame (14) is fixedly connected onto the machine body (1), a shaking mechanism (4) is arranged on the barrel frame (14), a liquid storage barrel (15) is arranged on the shaking mechanism (4), a liquid inlet pipe (8) is connected onto the liquid storage barrel (15), the other end of the liquid inlet pipe (8) is connected with an air inlet pipe (9) and a liquid outlet pipe (10), a support (13) is fixedly connected onto the bottom of the barrel frame (14), nozzles (12) are arranged on two sides of the machine body (1), a liquid conveying pipe (11) is connected onto each nozzle (12), the other end of the liquid conveying pipe (11) is connected onto the liquid outlet pipe (10), a limiting mechanism (2) is arranged on the bottom of the barrel frame (14), a rectangular frame (3) is connected onto each limiting mechanism (2), and a pressure lever, the automatic shaking and reciprocating device is characterized in that a gear rack mechanism (5) and a stepping reciprocating device (6) are arranged at the bottom of the barrel frame (14), the gear rack mechanism (5) is connected between the shaking mechanism (4) and the stepping reciprocating device (6) through a liquid storage barrel (15) and a pressure rod (16), the gear rack mechanism (5) is connected to the bottom of the rectangular frame (3), and a water saving device (7) is connected to the output end of the stepping reciprocating device (6).

2. The agricultural unmanned aerial vehicle of claim 1, wherein the limiting mechanism (2) comprises a first fixing plate (21), a telescopic rod (22) and a second fixing plate (23), the first fixing plate (21) is fixedly connected to the barrel rack (14), the second fixing plate (23) is fixedly connected to the rectangular frame (3), and two ends of the telescopic rod (22) are fixedly connected between the first fixing plate (21) and the second fixing plate (23).

3. The agricultural unmanned aerial vehicle of claim 1, wherein the shaking mechanism (4) comprises a third fixing plate (41), a first spring (42) and a fourth fixing plate (43), the third fixing plate (41) is fixedly connected to the liquid storage barrel (15), the fourth fixing plate (43) is connected to the barrel frame (14), and two ends of the first spring (42) are fixedly connected between the third fixing plate (41) and the fourth fixing plate (43).

4. An energy-saving and pesticide-saving agricultural unmanned aerial vehicle as claimed in claim 3, wherein the gear-rack mechanism (5) comprises a first gear rack (51), a first gear (52), a second gear (53) and a second gear rack (54), both ends of the first gear rack (51) are fixedly connected between the pressure lever (16) and the rectangular frame (3), the first gear rack (52) and the second gear (53) are coaxially and rotatably connected to the barrel frame (14), the second gear rack (54) is connected to the input end of the stepping reciprocating device (6), the first gear rack (51) is meshed with the second gear rack (53), and the second gear rack (54) is meshed with the first gear rack (52).

5. the energy-saving and drug-saving agricultural unmanned aerial vehicle as claimed in claim 4, wherein the step-by-step reciprocating device (6) comprises a first limiting block (61), a second limiting block (62), a concave toothed stick (63), a convex toothed stick (64), a third limiting block (65) and a spring return mechanism, the first limiting block (61), the second limiting block (62) and the third limiting block (65) are fixedly connected to the barrel frame (14), the concave toothed stick (63) is slidably connected to the first limiting block (61) and the second limiting block (62), the concave toothed stick (63) is fixedly connected to one end of the second rack (54), the convex toothed stick (64) is slidably connected to the third limiting block (65), the convex toothed stick (64) is meshed with the concave toothed stick (63), and the spring return mechanism is connected to the third limiting block (65).

6. The agricultural unmanned aerial vehicle of claim 5, wherein the spring return mechanism comprises a fifth fixing plate (66), a second spring (67) and a sixth fixing plate (68), the fifth fixing plate (66) is fixedly connected to the toothed bar (64), the sixth fixing plate (68) is fixedly connected to the third limiting block (65), the second spring (67) is sleeved on the toothed bar (64), and the second spring (67) is fixedly connected between the fifth fixing plate (66) and the sixth fixing plate (68).

7. The energy-saving and pesticide-saving agricultural unmanned aerial vehicle as claimed in claim 1, wherein the water-saving device (7) comprises a piston cylinder (71), a connecting rod (72), a piston (73), a third spring (74), a liquid inlet (75), a gas inlet (76) and a liquid blocking block (77), the piston cylinder (71) is slidably connected in the liquid outlet pipe (10), the connecting rod (72) is slidably connected on the piston cylinder (71), the top of the connecting rod (72) is fixedly connected to the bottom of the toothed rod (64), the piston (73) is fixedly connected to the bottom of the connecting rod (72), the two sides of the piston cylinder (71) are respectively provided with the liquid inlet (75) and the gas inlet (76), the bottom of the piston (73) is fixedly connected with the third spring (74), and the bottom of the third spring (74) is fixedly connected with the liquid blocking block (77).

8. an energy and pesticide saving agricultural unmanned aerial vehicle according to claim 7, wherein the outer diameter of the piston (73) is equal to the inner diameter of the piston cylinder (71).

9. An energy and pesticide saving agricultural unmanned aerial vehicle according to claim 1, wherein the air inlet (76) is provided with two rubber sheets with openings facing the inside of the piston cylinder (71).

Technical Field

The invention relates to the technical field of agricultural unmanned aerial vehicles, in particular to an energy-saving and pesticide-saving agricultural unmanned aerial vehicle.

Background

Along with the development of science and technology, the production mode of agricultural has also taken place huge change, and work efficiency is higher than the manual work than many high-tech mechanical equipment, has slowly begun to replace traditional manpower and animal-drawn work, and agricultural unmanned aerial vehicle is exactly one kind of numerous high-tech equipment, and agricultural unmanned aerial vehicle is commonly used in the agricultural field of spouting, carries the liquid reserve tank on agricultural unmanned aerial vehicle, utilizes the advantage of unmanned aerial vehicle flight, sprays the pesticide fast. But current agricultural unmanned aerial vehicle, owing to the spraying medicine of beginning work back shower nozzle continuation, be spaced between the farmland, and the liquid medicine lasts when spraying, can cause the medicine to spray excessively like this, under the conventional conditions, the pesticide that sprays of reasonable volume, crops all can absorb a small amount of pesticide, if spray the excessive, crops can be excessive and absorb the pesticide for remaining pesticide on the agricultural product exceeds standard, and can not get rid of through simple washing by the absorptive pesticide of agricultural product, people can cause harm to self health after eating.

Disclosure of Invention

The invention aims to solve the problem that an agricultural unmanned aerial vehicle can spray excessive pesticide in the pesticide spraying process in the prior art, and provides an energy-saving and pesticide-saving agricultural unmanned aerial vehicle.

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

An energy-saving and pesticide-saving agricultural unmanned aerial vehicle comprises a machine body, wherein a barrel frame is fixedly connected to the machine body, a shaking mechanism is arranged on the barrel frame, a liquid storage barrel is arranged on the shaking mechanism, a liquid inlet pipe is connected to the liquid storage barrel, the other end of the liquid inlet pipe is connected with an air inlet pipe and a liquid outlet pipe, a support is fixedly connected to the bottom of the barrel frame, nozzles are arranged on two sides of the machine body, a liquid conveying pipe is connected to the nozzles, the other end of the liquid conveying pipe is connected to the liquid outlet pipe, a limiting mechanism is arranged at the bottom of the barrel frame, a rectangular frame is connected to the limiting mechanism, a pressure rod is fixedly connected to the bottom of the liquid storage barrel, a gear rack mechanism and a stepping reciprocating device are arranged at the bottom of the barrel frame, the gear rack mechanism is connected, the output end of the stepping reciprocating device is connected with a water-saving device.

Preferably, stop gear includes first fixed plate, telescopic link and second fixed plate, first fixed plate fixed connection is on the bucket rack, second fixed plate fixed connection is on rectangular frame, telescopic link both ends fixed connection is between first fixed plate and second fixed plate.

Preferably, the shaking mechanism comprises a third fixing plate, a first spring and a fourth fixing plate, the third fixing plate is fixedly connected to the liquid storage barrel, the fourth fixing plate is connected to the barrel frame, and two ends of the first spring are fixedly connected between the third fixing plate and the fourth fixing plate.

Preferably, the rack-and-pinion mechanism includes a first rack, a first gear, a second gear and a second rack, two ends of the first rack are fixedly connected between the pressure lever and the rectangular frame, the first gear and the second gear are coaxially and rotatably connected to the rectangular frame, the second rack is connected to an input end of the stepping reciprocating device, the first rack is meshed with the second gear, and the second rack is meshed with the first gear.

preferably, step-by-step device that comes and goes includes first stopper, second stopper, concave tooth rod, protruding tooth rod, third stopper and spring answer mechanism, the equal fixed connection of first stopper, second stopper and third stopper is on the bucket rack, concave tooth rod sliding connection is in first stopper and second stopper, concave tooth rod fixed connection is in the one end of second rack, protruding tooth rod sliding connection is on the third stopper, protruding tooth rod meshes in concave tooth rod, spring answer mechanism connects on the third stopper.

Preferably, the spring return mechanism comprises a fifth fixing plate, a second spring and a sixth fixing plate, the fifth fixing plate is fixedly connected to the toothed bar, the sixth fixing plate is fixedly connected to the third limiting block, the second spring is sleeved on the toothed bar, and the second spring is fixedly connected between the fifth fixing plate and the sixth fixing plate.

Preferably, water saving fixtures includes piston cylinder, connecting rod, piston, third spring, inlet, air inlet and stifled liquid piece, piston cylinder sliding connection is in the drain pipe, connecting rod sliding connection is on piston cylinder, connecting rod top fixed connection is in protruding tooth rod bottom, piston fixed connection is in the connecting rod bottom, piston cylinder both sides are equipped with inlet and air inlet respectively, piston bottom fixedly connected with third spring, third spring bottom fixedly connected with stifled liquid piece.

Preferably, the piston outer diameter is equal to the piston cylinder inner diameter.

Preferably, the air inlet is provided with two rubber sheets with openings facing the outside of the piston cylinder.

The invention has the following advantages:

The invention utilizes the shaking of the machine body during working, the rectangular frame drives the shaking mechanism to shake through the gravity of the liquid storage barrel and the liquid medicine in the barrel, then the vertical movement is converted into the horizontal movement through the gear rack mechanism, and then the shaking of the output end of the stepping reciprocating device drives the water saving device to shake, when the protruding tooth stick moves upwards, the liquid inlet pipe of the spray head is blocked, the liquid medicine can not enter the liquid outlet pipe and can not be sprayed, when the liquid inlet reaches the horizontal plane of the liquid inlet pipe and the air inlet reaches the horizontal plane of the air inlet pipe, the liquid medicine in the liquid inlet pipe and the air in the air inlet pipe enter the piston barrel together due to the pressure difference, when the protruding tooth stick moves downwards, the liquid can enter the liquid outlet pipe due to the loosening of the liquid blocking block, and then the spraying can be carried out, thereby realizing the intermittent water supply to the spray head and effectively saving a certain liquid medicine, avoiding the waste of continuous spraying of the liquid medicine.

According to the invention, the third spring is adopted on the piston in the piston cylinder on the water-saving device, when the liquid medicine in the liquid inlet pipe and the air in the air inlet pipe enter the piston cylinder, the third spring plays a role in stirring the liquid medicine and the air due to the up-and-down movement of the third spring, so that the liquid medicine and the air are mixed, and the liquid medicine and the air enter the liquid outlet pipe together, thereby further saving 10% -30% of the liquid medicine.

In conclusion, the invention adopts a multistage energy-saving mechanism, converts wind energy into mechanical energy for intermittent spraying, realizes the intermittent spraying of the spray head through wind power, and realizes the first-stage energy saving by comparing the intermittent spraying with the traditional continuous spraying, thereby effectively solving the problem that the liquid medicine is easy to be excessively sprayed and causes waste in the traditional technology.

Drawings

Fig. 1 is a schematic structural diagram of an energy-saving and pesticide-saving agricultural unmanned aerial vehicle provided by the invention;

Fig. 2 is an enlarged schematic view of a part a of an energy-saving and pesticide-saving agricultural unmanned aerial vehicle provided by the invention;

Fig. 3 is an enlarged schematic view of a water saving device of an energy-saving and pesticide-saving agricultural unmanned aerial vehicle provided by the invention;

Fig. 4 is an enlarged schematic view of a shaking mechanism of the energy-saving and pesticide-saving agricultural unmanned aerial vehicle provided by the invention.

In the figure: 1 machine body, 2 limiting mechanisms, 21 first fixing plates, 22 telescopic rods, 23 second fixing plates, 3 rectangular frames, 4 shaking mechanisms, 41 third fixing plates, 42 first springs, 43 fourth fixing plates, 5 gear-rack mechanisms, 51 first racks, 52 first gears, 53 second gears, 54 second racks, 6 step-by-step reciprocating devices, 61 first limiting blocks, 62 second limiting blocks, 63 concave-tooth sticks, 64 convex-tooth sticks, 65 third limiting blocks, 66 fifth fixing plates, 67 second springs, 68 sixth fixing plates, 7 water-saving devices, 71 piston cylinders, 72 connecting rods, 73 pistons, 74 third springs, 75 liquid inlets, 76 gas inlets, 77 liquid blocking blocks, 8 liquid inlet pipes, 9 gas inlet pipes, 10 liquid outlet pipes, 11, 12 spray heads, 13 supports, 14 barrel supports, 15 liquid storage barrels and 16 pressure rods.

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.