CN110745244A - Seeding unmanned aerial vehicle - Google Patents

Seeding unmanned aerial vehicle Download PDF

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Publication number
CN110745244A
CN110745244A CN201910940404.1A CN201910940404A CN110745244A CN 110745244 A CN110745244 A CN 110745244A CN 201910940404 A CN201910940404 A CN 201910940404A CN 110745244 A CN110745244 A CN 110745244A
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China
Prior art keywords
feeding
component
medicament
seed
unmanned aerial
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CN201910940404.1A
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CN110745244B (en
Inventor
沈泉涌
刘成尧
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Zhejiang Industry Polytechnic College
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Zhejiang Industry Polytechnic College
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Priority to CN201910940404.1A priority Critical patent/CN110745244B/en
Publication of CN110745244A publication Critical patent/CN110745244A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
    • B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
    • B64D1/18—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • A01C1/06—Coating or dressing seed
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/20—Parts of seeders for conducting and depositing seed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/10—Rotorcrafts

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  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Pest Control & Pesticides (AREA)
  • Mechanical Engineering (AREA)
  • Remote Sensing (AREA)
  • Sowing (AREA)

Abstract

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.

Description

Seeding unmanned aerial vehicle
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.
Example one
As shown in fig. 1 and 2, a seeding unmanned aerial vehicle includes an unmanned aerial vehicle 1, and further 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 cylinder a31 mounted on the mounting frame 21, a control module a32 sliding up and down along the length direction of the feeding cylinder a31, an elastic module a33 fixedly arranged on the side wall of the feeding cylinder a31 and matched with the control module a32, and a medicament supply module a34 arranged on the mounting frame 21 and positioned on one side of the feeding cylinder a31, wherein the medicament supply module a34 is communicated with the medicament storage bin 23;
the second mixing mechanism 4 comprises a feeding cylinder b41 mounted on the mounting frame 21, a control module b42 sliding up and down along the length direction of the feeding cylinder b41, an elastic module b43 fixedly arranged on the side wall of the feeding cylinder b41 and matched with the control module b42, and a medicine supply module b44 arranged on the mounting frame 21 and positioned on one side of the feeding cylinder b41, wherein the medicine supply module b44 is communicated with the medicine storage bin 23;
a driving mechanism 5, wherein the driving mechanism 5 is mounted on the mounting frame 21, one end of the driving mechanism 5 drives the feeding of the control module a32 and the feeding of the medicine replenishing module a34, and simultaneously the other end of the driving mechanism 5 drives the discharging of the control module b42 and the discharging of the medicine replenishing module b 44; and
and the spraying mechanism 6 is arranged in communication with the output ends of the feed cylinder a31 and the feed cylinder b 41.
In the embodiment, the driving mechanism 5 is arranged to drive the first mixing mechanism 3 and the second mixing mechanism 4 to move relatively, so that the first mixing mechanism 3 and the second mixing mechanism 4 can automatically switch between feeding work and discharging work, and continuous aerial seeding work is completed; in addition, the discharging of quantitative control seed and the discharging of coating agent mix after accurate ratio, improve the quality of seed, save the cost, its degree of automation is high, uses extensively.
In addition, the spraying mechanism 6 is arranged to be matched with the driving mechanism 5, the 4V motor 51 of the driving mechanism 5 is used for rotating forward and backward, the scattering work of the spraying mechanism 6 on the seeds which are fully mixed with the coating agent is achieved, the uniform and flying seeding work of the seeds is completed, and the utilization rate is high.
Further, as shown in fig. 5, the feed cylinder a31 and the feed cylinder b41 are vertically divided into three sections, the upper portion 311 and the lower portion 313 thereof are arranged in a cylindrical structure, the middle portion 312 thereof is in an elliptical structure and is in transitional connection with the upper portion 311 and the lower portion 313, and the horizontal widths of the upper portion 311 and the lower portion 313 are lower than the horizontal width of the middle portion 312.
In this embodiment, by sliding the disc 322 back and forth only between the upper portion 311 and the middle portion 312, and by using the matching arrangement with the upper portion 311, when the disc 322 is located at the upper portion 311, seeds are stored above the disc 322, and when the disc 322 moves upward, the diameter of the middle portion 312 is larger than that of the upper portion 311, so that the seeds can gradually fall to the lower portion 313 at a constant speed.
Further, as shown in fig. 6, the control assembly a32 and the control assembly b42 each include:
the seed feeding holes 321 are respectively formed in the side walls of the feeding cylinder a31 and the feeding cylinder b41 and are arranged in an arc-shaped structure;
a disc 322, wherein the disc 322 is arranged in the upper part 311 and the lower part 313 in a matching way, and the upper surface of the disc 322 is upwards protruded in a conical shape; and
and the ejector rod 323 is connected with the upper surface of the disc 322 and is arranged on one side of the seed feeding hole 321 in a sliding manner, and the width of the ejector rod 323 is smaller than that of the seed feeding hole 321.
In this embodiment, the opening and closing of the seed feed port 321 is controlled by arranging the ejector rod 323 and matching the material baffle 333, when the ejector rod 323 pushes up, the material baffle 333 is lifted above the seed feed port 321, the seed feed port 321 is opened, and the seed feeding work is completed; on the contrary, when the ejector rod 323 moves downwards, the material blocking plate 333 resets to one side of the seed feeding hole 321 to complete the material blocking work of the seed feeding hole 321, and the quantitative transmission work of the seeds is realized by using the fixed working time and trace of each time.
In addition, the upper surface of the disk 322 is upwardly convex in a conical shape so that the seeds automatically fall along the convex slope using their gravitational potential energy when the disk 322 enters the middle portion 312.
Further, as shown in fig. 3, the discharge port 221 of the seed storage bin 22 is respectively communicated with the seed feed ports 321 of the feed cylinder a31 and the feed cylinder b 41.
Further, as shown in fig. 6, each of the elastic members a33 and b43 includes:
the connecting plate 331 is fixed on the side walls of the feed cylinder a31 and the feed cylinder b41 respectively and is positioned above the seed feed port 321;
the spring 332 is arranged along the vertical direction and is fixedly connected with the lower end of the connecting plate 331, and the spring 332 is sleeved outside the telescopic rod; and
the striker plate 333, the striker plate 333 with the other end fixed connection of spring 332 and with feed cylinder a31 and feed cylinder b41 lateral wall laminating setting, this striker plate 333 cambered surface area is not less than seed feed inlet 321 side arc area.
In detail, when the disc 322 in the first mixing mechanism 3 is lifted, the ejector rod 323 pushes up, the spring 332 compresses, the baffle plate 333 is lifted above the seed feed inlet 321, and the seeds enter the feed cylinder a31 from the seed feed inlet 321 to realize the feeding of the seeds; meanwhile, the disc 322 in the second material mixing mechanism 4 moves downwards, the ejector rod 323 moves downwards, the spring 332 resets, the material blocking plate 333 moves downwards to block the seed feeding hole 321, and the disc 322 moves downwards to the middle part 312 of the feeding barrel b41, so that the seeds are discharged.
On the contrary, when the disc 322 in the first mixing mechanism 3 moves downwards, the operation is reversed, and details are not described again.
Further, as shown in fig. 7, each of the medicine replenishment assemblies a34 and b44 includes:
a transfer box 341;
a connecting pipe 342, one end of the transfer box 341 is communicated with the transfer box 341 and the other end is communicated with the drug storage bin 23, and a one-way valve is arranged on the connecting pipe 342;
a sleeve 343, wherein the sleeve 343 is sleeved on the lower part 313 and is communicated with the lower part 313, and the sleeve 343 is communicated with the transfer box 341 through a connecting channel 345 and is fixedly connected; and
a piston rod 344, the piston rod 344 sliding along a vertical direction and being fittingly disposed within the transfer case 341;
the feed cylinder a31 and the feed cylinder b41 are provided with a plurality of groups of discharge holes 345 at equal intervals on the circumference of the contact part of the sleeve 343.
In this embodiment, the medicine replenishing assembly a34 is provided to cooperate with the switching assembly a53, so that the rack 531 reciprocates under the action of the gear 52, and moves up and down in the transfer box 341 by the linkage of the piston rod 344, thereby quantitatively storing the coating agent from the medicine storage bin 23 into the transfer box 341 and timely outputting the coating agent quantitatively.
It should be noted that the cooperation of the medicine supply assembly b44 and the switching assembly b54 is the same as the cooperation of the medicine supply assembly a34 and the switching assembly a53, which is not described herein again.
It should be noted that the connecting tube 342 is provided with a one-way valve, so that the coating agent can only enter the transfer case 341 from the drug storage bin 23 under pressure, but cannot flow back to the drug storage bin 23 from the transfer case 341.
In addition, a valve is further arranged on the connecting channel 345, the opening and closing of the valve is controlled by the remote control of the unmanned aerial vehicle 1, when the disc 322 in the feed cylinder a31 is lifted, the unmanned aerial vehicle 1 receives a signal to close the valve through the remote control, and conversely, when the disc 322 in the feed cylinder a31 moves downwards, the unmanned aerial vehicle 1 receives a signal to open the valve through the remote control.
Further, as shown in fig. 8 and 9, the drive mechanism 5 includes:
a 4V motor 51;
the gear 52 is coaxial and fixedly connected with the output end of the 4V motor 51;
a switching assembly a53, the switching assembly a53 being matched with the gear 52 to slide up and down along the vertical direction; and
a switch assembly b54, the switch assembly b54 is arranged symmetrically with the switch assembly a53 on the other side of the gear 52 relative to the switch assembly a 53.
In the embodiment, the gear 52 is driven by the 4V motor 51 to rotate forward and backward, so that the switching assembly a53 and the switching assembly b54 move relatively in the vertical direction, and the gear 52 is driven by the 4V motor 51 to rotate forward and backward by 360 degrees.
It is emphasized that the driving of the 4V motor 51 is controlled by the remote control of the drone 1.
Further, as shown in fig. 8, the switching assembly a53 and the switching assembly b54 each include:
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 manner through a sliding block;
one end of the connecting rod a532 is fixedly connected with the rack 531, and the other end of the connecting rod a532 is fixedly connected with the disc 322; and
a connecting rod b533, one end of the connecting rod b533 being fixedly connected with the connecting rod a532 and the other end being fixedly connected with the piston rod 344.
In this embodiment, by providing the connecting rod a532 and the connecting rod b533, the rack 531 synchronously drives the disc 322 and the piston rod 344 to ascend and descend, so that on one hand, the work synchronism is high, and the discharging or feeding work of the seeds and the feeding or discharging work of the coating agent are closely related; on the other hand, the power is shared, and extra power output is saved.
Example two
As shown in fig. 9 and 10, the same or corresponding components as those in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and only the differences from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment in that:
further, as shown in fig. 9 and 10, the spraying mechanism 6 includes:
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
and the balance rod 64 is rotatably arranged on the discharging barrel 61 and is horizontally arranged, and one end of the balance rod 64 is hinged with the other end of the transmission rod 62.
It should be noted here that the rotating shaft 63 connected to the transmission rod 62 is eccentrically disposed on the gear 52, so as to achieve the lifting of the transmission rod 62, and the lifting of the transmission rod 62 is utilized to achieve the horizontal tilting swing of the balance bar 64, so as to fully disperse the seeds on the balance bar 64, and make the seeds uniformly sprayed out from the material spraying hole 611.
Further, as shown in fig. 7, the discharging barrel 61 is provided with a step structure, and a plurality of groups of material spraying holes 611 are formed at the bottom of the discharging barrel at equal intervals.
In this embodiment, the discharging barrel 61 is arranged in a circular truncated cone structure, so that the discharging pressure of the discharging barrel 61 is increased, and the material is uniformly sprayed from the material spraying holes 611.
The working process is as follows:
firstly, seeds are placed into a seed storage bin 22, then a coating agent is placed into a medicament storage bin 23, then an unmanned aerial vehicle 1 remotely controls a 4V motor 51 to rotate positively, a rack 531 of a first mixing mechanism 3 moves upwards, meanwhile, a connecting rod a532 drives a push rod 323 on a disc 322 to move upwards, the push rod 323 jacks up a material baffle 333, a discharge port 221 of the seed storage bin 22 is communicated with a feeding cylinder a31, the seeds flow into an upper portion 311 along the trend, meanwhile, a piston rod 344 is pulled upwards along with the connecting rod b533, at the moment, a connecting channel 345 is in a closed state through a valve, and the coating agent in the medicament storage bin 23 enters a transfer box 341 through a connecting pipe 342;
meanwhile, the rack 531 of the second material mixing mechanism 4 moves downwards, the connecting rod a532 drives the disc 322 to synchronously move downwards along with the ejector rod 323 on the disc 322, the striker plate 333 is reset under the action of the spring 332 to block the seed feed port 321, the disc 322 is positioned in the middle part 312, seeds above the middle part 312 fall into the lower part 313 along the gap of the middle part 312, in addition, the piston rod 344 is pushed downwards along the connecting rod b533, at the moment, the connecting channel 345 is in an open state through the valve, the coating agent enters the sleeve 343 through the connecting channel 345 under extrusion, and is sprayed outwards along the feeding cylinder b41 to be mixed with the seeds;
the seeds mixed with the coating agent enter the discharging barrel 61, the transmission rod 62 rotates along with the rack 531, the balance rod 64 is swung, and the seeds are sprayed outwards from the material spraying holes 611;
finally, the unmanned aerial vehicle 1 controls the 4V motor 51 to rotate reversely in a remote mode, and then all the work is repeatedly circulated and worked, which is not described in detail herein.
In the description of the present invention, it is to be understood that the terms "front-back", "left-right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the invention.
Of course, in this disclosure, those skilled in the art will understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more," i.e., in one embodiment, a number of an element may be one, and in another embodiment, a number of the element may be plural, and the terms "a" and "an" should not be interpreted as limiting the number.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily made by those skilled in the art in light of the technical teaching of the present invention should be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

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.
CN201910940404.1A 2019-09-30 2019-09-30 Seeding unmanned aerial vehicle Active CN110745244B (en)

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CN203243688U (en) * 2013-04-17 2013-10-23 浙江工商职业技术学院 Feeding and discharging system of width-adjustable interplanting seeder
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