阅读说明：本技术 一种播种无人机 (Seeding unmanned aerial vehicle ) 是由 沈泉涌 刘成尧 于 2019-09-30 设计创作，主要内容包括：本发明涉及一种播种无人机,包括无人机,还包括：支撑机构,支撑机构包括安装架、种子存储仓和药剂存储仓；第一混料机构,第一混料机构包括进料筒a、控制组件a、弹性组件a和药剂补给组件a,药剂补给组件a与药剂存储仓连通设置；第二混料机构,第二混料机构包括进料筒b、控制组件b、弹性组件b和药剂补给组件b,药剂补给组件b与药剂存储仓连通设置；驱动机构,该驱动机构一端驱动控制组a进料及药剂补给组件a的进料,且同时该驱动机构另一端驱动控制组b出料及药剂补给组件b的出料；以及喷洒机构；本发明解决了无法直接进行包衣剂与种子高效定量配比,并及时输出进行飞播工作的技术问题。(The invention relates to a sowing unmanned aerial vehicle, which comprises an unmanned aerial vehicle and further comprises: the supporting mechanism comprises a mounting frame, a seed storage bin and a medicament storage bin; the first mixing mechanism comprises a feeding barrel a, a control assembly a, an elastic assembly a and a medicament supply assembly a, and the medicament supply assembly a is communicated with the medicament storage bin; the second mixing mechanism comprises a feeding cylinder b, a control assembly b, an elastic assembly b and a medicament supply assembly b, and the medicament supply assembly b is communicated with the medicament storage bin; one end of the driving mechanism drives the control group a to feed and the medicament replenishing assembly a to feed, and the other end of the driving mechanism drives the control group b to discharge and the medicament replenishing assembly b to discharge; and a spraying mechanism; the invention solves the technical problems that the coating agent and the seeds can not be directly proportioned in a high-efficiency and quantitative manner and can not be output in time for the aerial seeding work.)

1. The utility model provides a seeding unmanned aerial vehicle, includes unmanned aerial vehicle (1), its characterized in that still includes:

the supporting mechanism (2) comprises a mounting frame (21) fixedly connected with the lower end of the unmanned aerial vehicle (1), a seed storage bin (22) installed on the mounting frame (21), and a medicament storage bin (23) installed on the mounting frame (21);

the first mixing mechanism (3) comprises a feeding barrel a (31) installed on the mounting frame (21), a control component a (32) which slides up and down along the length direction of the feeding barrel a (31), an elastic component a (33) which is fixedly arranged on the side wall of the feeding barrel a (31) and matched with the control component a (32), and a medicament replenishing component a (34) which is arranged on the mounting frame (21) and positioned on one side of the feeding barrel a (31), wherein the medicament replenishing component a (34) is communicated with the medicament storage bin (23);

the second mixing mechanism (4) comprises a feeding barrel b (41) mounted on the mounting frame (21), a control component b (42) which slides up and down along the length direction of the feeding barrel b (41), an elastic component b (43) which is fixedly arranged on the side wall of the feeding barrel b (41) and matched with the control component b (42), and a medicament replenishing component b (44) which is arranged on the mounting frame (21) and positioned on one side of the feeding barrel b (41), wherein the medicament replenishing component b (44) is communicated with the medicament storage bin (23);

the driving mechanism (5), the driving mechanism (5) is installed on the mounting frame (21), one end of the driving mechanism (5) drives the feeding of the control component a (32) and the feeding of the medicine replenishing component a (34), and simultaneously the other end of the driving mechanism (5) drives the discharging of the control component b (42) and the discharging of the medicine replenishing component b (44); and

and the spraying mechanism (6) is communicated with the output ends of the feeding cylinder a (31) and the feeding cylinder b (41).

2. The sowing unmanned aerial vehicle of claim 1, wherein the feeder cylinder a (31) and the feeder cylinder b (41) are vertically divided into three sections, the upper part (311) and the lower part (313) of the three sections are arranged in a cylindrical structure, the middle part (312) of the three sections is in an elliptical structure and is in transitional connection with the upper part (311) and the lower part (313), and the horizontal widths of the upper part (311) and the lower part (313) are equal to the horizontal width of the middle part (312).

3. A sowing drone according to claim 2, characterised in that the control component a (32) and the control component b (42) each comprise:

the seed feeding holes (321) are respectively formed in the side walls of the feeding cylinder a (31) and the feeding cylinder b (41) and are arranged in an arc-shaped structure;

the disc (322), the disc (322) is matched and arranged in the upper part (311) and the lower part (313), and the upper surface of the disc (322) is upwards protruded to form a cone shape; and

the push rod (323), the push rod (323) with the upper surface of disc (322) is connected the setting and the slip setting in one side of seed feed inlet (321), the width of push rod (323) is less than the width of seed feed inlet (321).

4. A sowing drone according to claim 3, characterised in that the discharge outlet (221) of the seed storage bin (22) is in communication with the seed inlet (321) of the feed cylinder a (31) and the feed cylinder b (41), respectively.

5. A sowing drone according to claim 3, wherein the elastic assemblies a (33) and b (43) each comprise:

the connecting plates (331) are respectively fixed on the side walls of the feeding cylinder a (31) and the feeding cylinder b (41) and are positioned above the seed feeding holes (321);

the spring (332), the said spring (332) sets up and fixedly connects with lower end of the said tie plate (331) along the vertical direction, the spring (332) is fitted over the said telescopic link; and

striker plate (333), striker plate (333) with the other end fixed connection of spring (332) and with feed cylinder a (31) and feed cylinder b (41) lateral wall laminating setting, this striker plate (333) cambered surface area is not less than seed feed inlet (321) side arc area.

6. A sowing drone according to claim 2, wherein the chemical supply assembly a (34) and the chemical supply assembly b (44) each comprise:

a transfer box (341);

one end of the transfer box (341) is communicated with the transfer box (341) and the other end is communicated with the medicament storage bin (23), and a one-way valve is arranged on the connecting pipe (342);

the sleeve (343), the said sleeve (343) is fitted over the said inferior part (313) and set up with the said inferior part (313) communication, the said sleeve (343) and said transit box (341) communicate and connect the arrangement fixedly through the connecting channel (345); and

a piston rod (344), the piston rod (344) sliding along the vertical direction and being arranged in the transfer box (341) in a matching manner;

the contact part of the feed cylinder a (31) and the feed cylinder b (41) and the sleeve (343) is provided with a plurality of groups of discharge holes (345) at equal intervals on the circumference.

7. A sowing drone according to claim 6, characterized in that the drive mechanism (5) comprises:

a 4V motor (51);

the gear (52) is coaxial and fixedly connected with the output end of the 4V motor (51);

a switching component a (53), wherein the switching component a (53) is matched with the gear (52) to slide up and down along the vertical direction; and

a switching component b (54), wherein the switching component b (54) is arranged symmetrically with the switching component a (53) on the other side of the gear (52) relative to the switching component a (53).

8. A sowing drone according to claim 7, characterised in that the switching assembly a (53) and the switching assembly b (54) each comprise:

the rack (531) is meshed with the gear (52), the upper end of the rack is fixedly connected with the mounting rack (21) through an elastic piece, and the rack (531) is arranged in a sliding groove of the mounting rack (21) in a sliding mode through a sliding block;

one end of the connecting rod a (532) is fixedly connected with the rack (531), and the other end of the connecting rod a (532) is fixedly connected with the disc (322); and

a connecting rod b (533), one end of the connecting rod b (533) is fixedly connected with the connecting rod a (532) and the other end is fixedly connected with the piston rod (344).

9. A sowing drone according to claim 7, characterized in that the spraying mechanism (6) comprises:

a discharge barrel (61);

the transmission rod (62) is fixed through a rotating shaft (63) and is eccentrically arranged on the side face of the gear (52); and

the balance rod (64) is rotatably arranged on the discharging barrel (61) and horizontally arranged, and one end of the balance rod (64) is hinged with the other end of the transmission rod (62).

10. A sowing unmanned aerial vehicle according to claim 9, wherein the discharging barrel (61) is of a ladder-type structure and has a plurality of groups of material spraying holes (611) arranged at equal intervals on the bottom.

Technical Field

The invention relates to the technical field of unmanned aerial vehicles, in particular to a sowing unmanned aerial vehicle.

Background

The unmanned plane is called unmanned plane for short, is an unmanned plane operated by radio remote control equipment and a self-contained program control device, and can be defined as follows from the technical point of view: unmanned fixed wing aircraft, unmanned VTOL aircraft, unmanned dirigible, unmanned helicopter, unmanned many rotor crafts, unmanned parachute-wing aircraft etc. unmanned aerial vehicle according to the application, can divide into military use and civilian use. For military use, unmanned aerial vehicle divide into reconnaissance aircraft and target drone, and in civilian aspect, unmanned aerial vehicle + trade are used, are the real just needs of unmanned aerial vehicle.

Patent document CN2016214940479 discloses an aerial seeding unmanned aerial vehicle; including the unmanned aerial vehicle organism, the setting is at unmanned aerial vehicle organism top a plurality of connecting rod all around, the tip of connecting rod passes through the unmanned aerial vehicle motor and links to each other with the screw, the bottom of unmanned aerial vehicle organism is equipped with four supports all around, the bottom of two supports of homonymy is equipped with the unmanned aerial vehicle undercarriage, install on the bottom intermediate position of unmanned aerial vehicle organism and store up kind of bucket, be equipped with the bracing piece between the unmanned aerial vehicle undercarriage middle part, be equipped with the remote control motor of installing on the bracing piece on the corresponding position in bottom of storing up kind of bucket, the main shaft of remote control motor links to each other with the dish of flying to broadcast, the top of the dish of.

However, in the actual use process, the inventor finds that the efficient quantitative proportioning of the coating agent and the seeds cannot be directly carried out on the unmanned aerial vehicle, and the coating agent and the seeds are timely output for the aerial seeding work.

Disclosure of Invention

Aiming at the defects of the prior art, the first material mixing mechanism and the second material mixing mechanism are driven to move relatively by the driving mechanism, so that the first material mixing mechanism and the second material mixing mechanism can automatically switch between feeding work and discharging work, and continuous flying seed sowing work is completed; in addition, the ejection of compact of quantitative control seed and the ejection of compact of coating agent mix after the accurate ratio, improve the quality of seed to solved and can't directly carry out the high-efficient ration ratio of coating agent and seed on unmanned aerial vehicle, and in time output carries out the technical problem of flying seeding work.

Aiming at the technical problems, the technical scheme is as follows: a seeding unmanned aerial vehicle, includes unmanned aerial vehicle, still includes:

the supporting mechanism comprises a mounting frame fixedly connected with the lower end of the unmanned aerial vehicle, a seed storage bin installed on the mounting frame and a medicament storage bin installed on the mounting frame;

the first mixing mechanism comprises a feeding barrel a installed on the mounting frame, a control component a sliding up and down along the length direction of the feeding barrel a, an elastic component a fixedly arranged on the side wall of the feeding barrel a and matched with the control component a, and a medicament replenishing component a arranged on the mounting frame and positioned on one side of the feeding barrel a, wherein the medicament replenishing component a is communicated with the medicament storage bin;

the second mixing mechanism comprises a feeding barrel b installed on the mounting frame, a control component b capable of sliding up and down along the length direction of the feeding barrel b, an elastic component b fixedly arranged on the side wall of the feeding barrel b and matched with the control component b, and a medicament supply component b arranged on the mounting frame and positioned on one side of the feeding barrel b, wherein the medicament supply component b is communicated with the medicament storage bin;

the driving mechanism is arranged on the mounting frame, one end of the driving mechanism drives the feeding of the control group a and the feeding of the medicament replenishing assembly a, and meanwhile, the other end of the driving mechanism drives the discharging of the control group b and the discharging of the medicament replenishing assembly b; and

and the spraying mechanism is communicated with the output ends of the feeding cylinder a and the feeding cylinder b.

Preferably, the feeding cylinder a and the feeding cylinder b are divided into three sections along the vertical direction, the upper part and the lower part of the feeding cylinder a are arranged in a cylindrical structure, the middle part of the feeding cylinder a is in an elliptical structure and is in transition connection with the upper part and the lower part, and the horizontal width of the upper part and the lower part is lower than that of the middle part.

Preferably, the control assembly a and the control assembly b each include:

the seed feeding holes are respectively formed in the side walls of the feeding cylinder a and the feeding cylinder b and are arranged in an arc-shaped structure;

the discs are arranged in the upper part and the lower part in a matching way; and

the ejector rod is connected with the upper surface of the disc and arranged on one side of the seed feeding hole in a sliding mode, and the width of the ejector rod is smaller than that of the seed feeding hole.

Preferably, the discharge hole of the seed storage bin is respectively communicated with the seed feed holes of the feed cylinder a and the feed cylinder b.

Preferably, the elastic component a and the elastic component b each comprise:

the connecting plates are respectively fixed on the side walls of the feeding cylinder a and the feeding cylinder b and are positioned above the seed feeding holes;

the spring is arranged along the vertical direction and is fixedly connected with the lower end of the connecting plate, and the spring is sleeved outside the telescopic rod; and

the striker plate, the striker plate with the other end fixed connection of spring and with feed cylinder a and the laminating of feed cylinder b lateral wall set up, this striker plate cambered surface area is not less than seed feed inlet side arc area.

Preferably, the drug supply assembly a and the drug supply assembly b each include:

a transfer box;

one end of the transfer box is communicated with the transfer box, the other end of the transfer box is communicated with the medicament storage bin, and a one-way valve is arranged on the connecting pipe;

the sleeve is sleeved on the lower part and communicated with the lower part, and the sleeve is communicated with the transfer box and fixedly connected with the transfer box; and

the piston rod slides along the vertical direction and is arranged in the transfer box in a matching manner;

and a plurality of groups of discharge holes are circumferentially arranged on the contact parts of the feed cylinder a and the feed cylinder b and the sleeve at equal intervals.

Preferably, the drive mechanism includes:

a 4V motor;

the gear is coaxial and fixedly connected with the output end of the 4V motor;

the switching component a is matched with the gear to slide up and down along the vertical direction; and

and the switching component b is arranged on the other side of the gear relative to the switching component a and is symmetrical to the switching component a.

Preferably, the switching component a and the switching component b each include:

the rack is meshed with the gear, the upper end part of the rack is fixedly connected with the mounting rack through an elastic piece, and the rack is arranged in a sliding groove of the mounting rack in a sliding manner through a sliding block;

one end of the connecting rod a is fixedly connected with the rack, and the other end of the connecting rod a is fixedly connected with the disc; and

and one end of the connecting rod b is fixedly connected with the connecting rod a, and the other end of the connecting rod b is fixedly connected with the piston rod.

Preferably, the spraying mechanism comprises:

a discharging barrel;

the transmission rod is fixed through a rotating shaft and is eccentrically arranged on the side face of the gear; and

the balance rod is rotatably arranged on the discharge barrel and horizontally arranged, and one end of the balance rod is hinged with the other end of the transmission rod.

Preferably, the discharging barrel is of a step structure, and a plurality of groups of material spraying holes are formed in the bottom of the discharging barrel at equal intervals.

The invention has the beneficial effects that:

(1) according to the invention, the driving mechanism is arranged to drive the first material mixing mechanism and the second material mixing mechanism to move relatively, so that the first material mixing mechanism and the second material mixing mechanism can automatically switch between feeding work and discharging work, and continuous flying seed sowing work is completed; in addition, the discharging of the seeds and the discharging of the coating agent are quantitatively controlled, and the seeds are mixed after being accurately proportioned, so that the quality of the seeds is improved, the cost is saved, the automation degree is high, and the application is wide;

(2) according to the invention, the spraying mechanism is matched with the driving mechanism, and the 4V motor of the driving mechanism is used for rotating forward and backward, so that the spraying mechanism can break up the seeds which are fully mixed with the coating agent, the uniform flying sowing work of the seeds is completed, and the utilization rate is high;

(3) according to the invention, the opening and closing of the seed feeding hole are controlled by arranging the ejector rod and matching with the baffle plate, when the ejector rod pushes upwards, the baffle plate is lifted above the seed feeding hole, the seed feeding hole is opened, and the seed feeding work is completed; on the contrary, when the ejector rod moves downwards, the baffle plate is reset to one side of the seed feeding hole to complete the blocking work of the seed feeding hole, and the quantitative transmission work of the seeds is realized by utilizing the fact that the working time and the trace of each work are constant;

(4) according to the invention, the medicament supply assembly a and the switching assembly a are arranged in a matched manner, the rack moves back and forth under the action of the gear, and simultaneously moves up and down in the transfer box through the linkage of the piston rod and the gear, so that the coating agent is quantitatively stored in the transfer box from the medicament storage bin and is quantitatively output in time.

To sum up, this equipment has simple structure, quantitative ratio's advantage, is particularly useful for unmanned aerial vehicle technical field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a sowing unmanned aerial vehicle.

Fig. 2 is a schematic structural diagram II of the sowing unmanned aerial vehicle.

Fig. 3 is a schematic partial cross-sectional view of a sowing unmanned aerial vehicle.

Fig. 4 is a schematic partial sectional view of a sowing unmanned aerial vehicle.

Fig. 5 is a schematic cross-sectional view of the feeder cylinders a and b.

Fig. 6 is a schematic cross-sectional view of the control assembly a.

Fig. 7 is a schematic sectional view of the drug replenishment assembly a.

Fig. 8 is a schematic view of the structure of the drive mechanism and the spray mechanism.

Fig. 9 is a schematic structural view of the spraying mechanism.

Fig. 10 is an operation diagram of the flying state of the spraying mechanism.

Detailed Description

The technical scheme in the embodiment of the invention is clearly and completely explained by combining the attached drawings.