CN102687711B - Electrostatic spraying type unmanned helicopter pesticide applying system - Google Patents
Electrostatic spraying type unmanned helicopter pesticide applying system Download PDFInfo
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- CN102687711B CN102687711B CN201210182807.2A CN201210182807A CN102687711B CN 102687711 B CN102687711 B CN 102687711B CN 201210182807 A CN201210182807 A CN 201210182807A CN 102687711 B CN102687711 B CN 102687711B
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- 238000007590 electrostatic spraying Methods 0.000 title abstract 5
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 239000007921 spray Substances 0.000 claims description 61
- 230000003068 static effect Effects 0.000 claims description 46
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Abstract
The invention discloses an electrostatic spraying type unmanned helicopter pesticide applying system. The system comprises an unmanned helicopter having a landing gear, a supporting frame, a storage battery, a high voltage electrostatic generator, an electric diaphragm pump, a pesticide box and two sets of electrostatic spraying devices, wherein the supporting frame and the landing gear are fixed; the storage battery, the high voltage electrostatic generator, the electric diaphragm pump and the pesticide box are fixed on the supporting frame; the electrostatic spraying devices are symmetrically arranged on both sides of the unmanned helicopter; and a liquid outlet of the pesticide box is communicated with a liquid inlet of the electric diaphragm pump, and a liquid outlet of the electric diaphragm pump is communicated with the liquid inlets of the electrostatic spraying devices by a tee joint respectively. The system has the advantages that the size of the sprayed charged droplets is quite small, so the droplets are high in deposition effect and uniformly distributed, in particularly, the droplets can be attached to the back surfaces of leaves of plants, the effective utilization rate of pesticide is guaranteed and the drift loss of pesticide is lowered; and the spraying amount can be remotely controlled, so the spraying amount of the system can be changed along with the change of the flying speed.
Description
Technical field
The present invention relates to agricultural aviation equipment for plant protection equipment technology, relate in particular to a kind of remotely pilotless helicopter system that adopts electrostatic spray structure to carry out dispenser, to increase the tack of droplet on crop, improve dispenser efficiency.
Background technology
Aviation is sprayed insecticide and be can be widely used in the damage by disease and insect grass control of forestry, land for growing field crops cereal crops, and when sudden disaster is arrived, aviation dispenser control has the irreplaceable convenient, fast effect of other any facility especially.And unmanned remote controlled helicopter has that operation height is low, drift is few, can hovering, the downdraught that produces without special-purpose landing airport, rotor contributes to increase spray to plurality of advantages such as the penetrability of crop, control efficiency height, and can operate by long-distance remote control, make spraying operation personnel avoid being exposed to the danger of agricultural chemicals, improved spraying operation safety.The remotely pilotless helicopter of usining has become the trend of agricultural plant protection as the extreme low-altitude low amount aviation dispenser of dispenser equipment carrier.
The atomising device of using on the equipment of remotely pilotless helicopter dispenser at present mainly be take centrifugal atomizing nozzle as main, on 3-5 meter high-altitude, fly and spray insecticide, but due to reasons such as upper air current are large, mist droplet particle size is less, easily cause large, the actual lip-deep effective droplet of the plant situation seldom that drops on of agricultural chemicals drift, do not reach due extermination of disease and insect pest effect; In addition, because unmanned remote controlled helicopter is when turning operation or the gradient operation, flying speed can change, and makes the pesticide spraying amount in these regions excessive or too small, causes waste agricultural chemicals or pesticide spraying quantity not sufficient.
Summary of the invention
Goal of the invention: the mist droplet deposition effect that existing unmanned plane device for administration of drugs exists is bad in order to overcome, the immutable present situation of discharge rate, the invention provides a kind of remotely pilotless helicopter system that adopts electrostatic spray structure to carry out dispenser, charged droplets particle diameter after atomization is less, deposition effect is good, be evenly distributed, especially at the plant leaf blade back side, also can adhere to droplet, guarantee the effective rate of utilization of agricultural chemicals, reduce the drift losses amount of agricultural chemicals; And spray amount adjustable structure can be set, the spray amount that system is produced can change along with the variation of flying speed.
Technical scheme: for achieving the above object, the technical solution used in the present invention is:
Electrostatic spray formula depopulated helicopter dispenser system, comprises depopulated helicopter, bracing frame, accumulator, HV generator, electric diaphragm pump, medicine-chest and two electrostatic atomizers that overlap with static nozzle with undercarriage; Support frame as described above and undercarriage are fixed, and accumulator, HV generator, electric diaphragm pump, medicine-chest are fixed on bracing frame, and two cover electrostatic atomizers are arranged on undercarriage 2, are positioned in the symmetric position of depopulated helicopter both sides; The inlet of the liquid outlet access electric diaphragm pump of medicine-chest, the liquid outlet of electric diaphragm pump accesses respectively the inlet of two cover electrostatic atomizers by A threeway; The power supply access port of electric diaphragm pump and HV generator connects accumulator, the high-field electrode of the static generation termination static nozzle of HV generator.
The depopulated helicopter dispenser system of said structure, has broken traditional use centrifugal atomizing formula structure, and has adopted electrostatic spray formula structure; During specific works, first liquid from medicine-chest is atomized into droplet by fluid power, then after the electric field region that droplet produces through high-field electrode, sensed upper electric charge becomes charged droplets, charged droplets along power line towards plant target travel, arrives the front and back of blade under the effect of electrostatic force; Guarantee the effective rate of utilization of liquid, reduced drift losses amount.
Described medicine-chest can be selected two, is separately fixed at the both sides of bracing frame, can keep the balance of aircraft, and every cover electrostatic atomizer can arrange two static nozzles.The power that the electric diaphragm pump that can select that volume is little, atomisation pressure can reach 6Mpa left and right is carried as liquid; The size of the connecting pipe between all parts is difference to some extent, such as the caliber of the pipeline being connected with electric diaphragm pump is 6mm, the caliber of the pipeline being connected with static nozzle is 4mm etc., need to adopt corresponding joint to connect, between each segment pipe, can adopt plastics quick connector to be connected, because plastics quick connector has multiple series, the different plastics quick connector of the choice of diameter that can convert as required.
Preferably, this system also comprises shunting device, between the inlet of described shunting device and liquid outlet, is provided with flow control valve structure; The liquid outlet of medicine-chest accesses respectively the inlet of electric diaphragm pump and shunting device by B threeway, the inlet of the liquid outlet access medicine-chest of shunting device.Concrete, described flow control valve structure comprises micro speed reducing dc motor and right angle choke valve, the output shaft of described micro speed reducing dc motor screws in the adjusting valve port of right angle choke valve by helicitic texture.In addition, described flow control valve structure can also comprise that restriction right angle choke valve is along the position limiting structure of output shaft shaft orientation moving range, and described position limiting structure comprises upper limit stop and lower limit stop.
Described shunting device and electric diaphragm pump are parallel-connection structures, to the liquid flowing out from medicine-chest, can play the effect of by-pass shunt, the structure that certainly can realize shunting is many, this case only provides a kind of being illustrated, the mode that this case is provided, owing to connecting by helicitic texture between output shaft and right angle choke valve, by micro speed reducing dc motor, can rotate by driver output axle, because output shaft only produces, rotatablely move and do not produce movement, thereby order about right angle choke valve and produce relative displacement, when right angle choke valve moves to micro speed reducing dc motor direction, Flow-rate adjustment valve port reduces, flow also just reduces, otherwise flow increases, in order to prevent right angle choke valve displacement transition, design position limiting structure ，Ruo right angle choke valve and reached spacing position, force output shaft to stop operating, the project organization of position limiting structure is also many, can adopt sensor to carry out spacing, also can adopt mechanical switch to carry out spacing, can select according to concrete structure.
This system also comprises remote control, described remote control comprises electric diaphragm pump control channel, HV generator control channel and flow control valve structure control channel, and wherein flow control valve structure control channel comprises that flow increases control channel and flow reduces control channel.According to the size of helicopter flight speed, can regulate bypass flow by remote control, thereby change the flow of electrostatic atomizer.
Preferably, described electrostatic atomizer comprises water-supply-pipe, static nozzle, spray boom, deep bead and rotation support device, and the inlet of described water-supply-pipe is as the inlet of electrostatic atomizer, and the delivery port of water-supply-pipe connects the inlet of static nozzle; Described rotation support device comprises the stopping means of fixture, tumbler and restriction tumbler slewing area, and static nozzle and deep bead are fixed on spray boom, and spray boom and tumbler fix, and fixture and undercarriage are fixed.Concrete, the tumbler of described rotation support device comprises two composite bearings and spring arch clasp, fixture comprises bearing block and bearing cap; The inner ring of described two composite bearings is sleeved on spray boom and by spring arch clasp to be fixed, and outer ring is fixed on bearing block; Described bearing cap is fixed undercarriage and bearing block by bolt.Preferably, described spray boom is carbon fiber material.
Described rotation support device is for supporting and fixedly static nozzle and water-supply-pipe, and spray boom preferably forms right-angled intersection fixed structure by bearing and undercarriage, guarantee to connect reliably; Under the effect of deep bead, can make spray boom together with static nozzle along with the direction of helicopter flight and the variation of speed and rotate, object is to adjust the angle of static nozzle, the synthesis gas flow path direction that the air-flow that the air-flow producing while making helicopter flight as far as possible produces with screw forms is parallel with static nozzle axis, and through the high-field electrode of static nozzle front end, reach better electrostatic spray effect.
Preferably, described static nozzle comprises sprayer body, nozzle body, cap of spraying nozzle, spray nozzle sheet and the high-field electrode with structure of relief valve, on nozzle body, be provided with electrode supporting seat, high-field electrode is embedded in electrode supporting seat, and the high-field electrode external part of high-field electrode with the static of HV generator, end occurs and is connected; The inlet of described sprayer body, as the inlet of static nozzle, connects by screwing joint between sprayer body and nozzle body, and cap of spraying nozzle is fixed on spray nozzle sheet the oral area of nozzle body.Employing screws joint and connects sprayer body and nozzle body, can make connection more convenient, reliable, can also adapt to the alternative replacing of sprayer body and the nozzle body of different structure simultaneously; The aperture of spray nozzle sheet can need to specifically be selected according to operation, and the aperture of different spray nozzle sheets can form the droplet of different-grain diameter.
Described high-field electrode preferably adopts stainless pipe electrode, thickness is most preferred configuration at the stainless pipe electrode of 0.5 ~ 0.7mm, to stainless pipe electrode, need carry out polishing, improving its charging performance, reduce charged loss, be beneficial to the stroke of electrostatic spray; Between HV generator and high-field electrode, should adopt high-voltage conducting wires to connect, concrete, connected mode between high-voltage conducting wires and high-field electrode adopts inserts formula insulated terminal combination, be electrode external part for inserting the formula insulation male terminal of colding pressing, and high-voltage conducting wires is first fixed on and inserts formula insulation and cold pressing on female terminal, to insert formula insulation colds pressing on female terminal reeve male terminal, to be easy for installation and removal again; If in whole system, the spacing between two adjacent electrostatic shower nozzles is fixed, and high-voltage conducting wires and slotting formula insulated terminal can adopt standardized designs.The material of described static nozzle preferably adopts the firm import reworked material of match, and it has the characteristic of resist chemical, shock resistance, wear-resisting, not yielding, resistance to 350 ℃ of above high temperature, plasticity and the service life that can greatly strengthen electrostatic atomiser.
Beneficial effect: electrostatic spray formula depopulated helicopter dispenser system provided by the invention, charged droplets particle diameter after atomization is less, and deposition effect is good, be evenly distributed, and especially at the plant leaf blade back side, also can adhere to droplet, guarantee the effective rate of utilization of agricultural chemicals, reduce the drift losses amount of agricultural chemicals; And can remote control adjustment spray amount size, the spray amount that system is produced can change along with the variation of flying speed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of flow control valve structure;
Fig. 3 is the structural representation of electrostatic atomizer;
Fig. 4 is the structural representation of rotation support device;
Fig. 5 is the structural representation of static nozzle.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
Be illustrated in figure 1 a kind of electrostatic spray formula depopulated helicopter dispenser system, comprise that depopulated helicopter 1, undercarriage 2, bracing frame 8, accumulator 5, HV generator 12, electric diaphragm pump 9, two 5L medicine-chests 3, two covers are with electrostatic atomizer 13, shunting device 10 and the remote controls of two static nozzles 14, described undercarriage 2 is fixed on depopulated helicopter 1, and is provided with undercarriage cross bar 27 on undercarriage 2.
Support frame as described above 8 adopts stainless steel Welding Structure, fixing by the structures such as snap ring, bolt and undercarriage 2, the critical pieces such as accumulator 5, HV generator 12, electric diaphragm pump 9, medicine-chest 3, shunting device 10 are fixed on bracing frame 8, during concrete installation, need guarantee the balance of assembly structure, accumulator 5, HV generator 12, electric diaphragm pump 9 can be fixed on to the centre position of bracing frame 8, two medicine-chests 3 are separately fixed at the two ends of bracing frame 8; Two cover electrostatic atomizers 13 are arranged on undercarriage 2, are positioned in the symmetric position of depopulated helicopter 1 both sides.
Between the inlet of described shunting device 10 and liquid outlet, be provided with flow control valve structure, wherein flow control valve structure comprises micro speed reducing dc motor 36, right angle choke valve 39 and position limiting structure as shown in Figure 2; The output shaft 37 of described micro speed reducing dc motor 36 screws in the adjusting valve port of right angle choke valve 39 by helicitic texture, position limiting structure is used for limiting right angle choke valve 39 along output shaft 37 shaft orientation moving ranges, and position limiting structure comprises upper limit stop 38 and lower limit stop 40; Described micro speed reducing dc motor 36 is provided with flow, and to increase control end 42(be motor forward control end) and a flow to reduce control end 41(be motor reversal control end).During motor forward, the flow that output shaft 37 stretches into the degree of depth Bian great ， right angle choke valve of right angle choke valve 39 reduces, and the medicinal liquid flow that enters like this electric diaphragm pump 9 increases; During motor reversal, the degree of depth that output shaft 37 stretches into right angle choke valve 39 diminishes, and the flow of right angle choke valve increases, and the medicinal liquid flow that enters like this electric diaphragm pump 9 reduces.
Described electrostatic atomizer 13 as shown in Figure 3, comprise water-supply-pipe 7, static nozzle 14, spray boom 20, deep bead 18 and rotation support device 21, the inlet of described water-supply-pipe 7 is as the inlet of electrostatic atomizer 13, the delivery port of water-supply-pipe 7 connects the inlet of static nozzle 14, and static nozzle 14 and deep bead 18 are fixed on spray boom 20; Described rotation support device 21 as shown in Figure 4, comprises the stopping means of fixture, tumbler and restriction tumbler slewing area, and wherein tumbler comprises two composite bearings 22 and spring arch clasp 25, and fixture comprises bearing block 23 and bearing cap 24; The inner ring of described two composite bearings 22 is sleeved on spray boom 20, also by spring arch clasp 25, fixes, and outer ring is fixed on bearing block 23; Described bearing cap 24 is fixing with bearing block 23 by undercarriage cross bar 27 by bolt 26.
In this case, the diameter of water-supply-pipe 7 is 4mm, and the length of spray boom 20 is 700mm, and diameter is 10mm, in order to alleviate its weight, selects carbon fibre material to make spray boom 20; Two static nozzles 14 are received on water-supply-pipe 7 by D threeway 19He right angle logical 15 respectively; The spacing of two static nozzles 14 is 400mm, and deep bead 18 is fixed between two static nozzles 14 by two retainer rings 17, and the lateralarea of deep bead 18 is 600mm
2; Stopping means adopts spacer pin structure.When depopulated helicopter 1 is when flying, due to the effect of air-flow to deep bead 18, make deep bead 18 drive spray boom 20, static nozzle 14 to rotate together, and the corner that passes through spacer pin structural limitations deep bead 18 is within the scope of 45 °, make air-flow parallel with the direction of static nozzle 14, allow droplet better through sensed upper electric charge after the electric field region of high-field electrode generation, obtain better charged effect.Rotation support device 21 adopts bearing arrangement transition, can make spray boom 20 rotate more flexibly; At spray boom 20, rotate on the basis of design, can also design the structure that spray boom 20 possesses level simultaneously or vertically packs up, like this, after spraying operation completes, can electrostatic atomizer 13 be packed up by spray boom 20.
Described static nozzle 14 as shown in Figure 5, comprise sprayer body 29, nozzle body 32, cap of spraying nozzle 35, spray nozzle sheet and high-field electrode 34 with structure of relief valve 28, on nozzle body 32, be provided with electrode supporting seat 33, high-field electrode 34 is embedded in electrode supporting seat 33, and the high-field electrode external part 32 of high-field electrode 34 with the static of HV generator 12, end occurs and is connected; The inlet of described sprayer body 29, as the inlet of static nozzle 14, connects by screwing joint 30 between sprayer body 29 and nozzle body 32, and cap of spraying nozzle 35 is fixed on spray nozzle sheet the oral area of nozzle body 32.
In this case, sprayer body 29 is preferably processed to integrative-structure with structure of relief valve 28, in structure of relief valve 28, spring is installed, under certain pressure, can open spring sprays, can also prevent the spill and leakage after spraying simultaneously, preferably can be at the interior screen pack that arranges of sprayer body 29, with anti-clogging; By screwing structure 30, connect, can improve convenience and the reliability of connection; The pore size of spray nozzle sheet can specifically be selected, to meet the demand of mist droplet particle size; High-field electrode 34 adopts pipe electrode, adopt the stainless steel that thickness is 0.5 ~ 0.7mm to make, be made of one with high-field electrode external part 32, high-voltage conducting wires 4 is connected with high-field electrode external part 32 by inserting the combination of formula insulated terminal, reaches the object to high-field electrode 34 chargings; Nozzle body 32 preferably adopts the firm import reworked material of match, and it has the characteristic of resist chemical, shock resistance, wear-resisting, not yielding, resistance to 350 ℃ of above high temperature, plasticity and the service life that can greatly strengthen nozzle body 32.This case designing requirement: the pressure of static nozzle is 0.1 ~ 0.5MPa, flow is 0.1 ~ 0.6L/min, and the spraying that static nozzle produces is ultra low volume spray, and spray particle diameter is 40 ~ 120 μ m.
Described remote control comprises electric diaphragm pump control channel, HV generator control channel and flow control valve structure control channel, and wherein flow control valve structure control channel comprises that flow increases control channel and flow reduces control channel; By electric diaphragm pump control channel, can control the keying of electric diaphragm pump 9, by HV generator control channel, can control the keying of HV generator 12, by flow, increase control channel and can control micro speed reducing dc motor 36 forwards, by flow, reduce control channel and can control 36 reversions of micro speed reducing dc motor.
This case Ye road is connected to: after the liquid outlet of two medicine-chests 3 converges by a C threeway, by a B threeway, access respectively again the inlet of electric diaphragm pump 9 and shunting device, the liquid outlet of electric diaphragm pump 9 accesses respectively the inlet of two cover electrostatic atomizers 13 by A threeway 11, the inlet of the liquid outlet access medicine-chest 3 of shunting device 10; In electrostatic atomizer 13, liquid is linked in static nozzle 14 by water-supply-pipe 7.
The circuit of this case is connected to: described accumulator 5 provides 12V voltage, as the power supply of electric diaphragm pump 9, HV generator 12 and shunting device 10, there is end and adopt slotting formula insulated terminal combination to connect high-field electrode external part 32 by high-voltage conducting wires 4 in the static of HV generator 12.
During work, depopulated helicopter 1, in state of flight, is set level spray boom 20, opens the power switch switch of accumulator 5; Electric diaphragm pump control channel by remote control starts electric diaphragm pump 9, like this from the liquid of medicine-chest 3 after C threeway is converged, by B threeway, access respectively again the inlet of electric diaphragm pump 9 and shunting device, the liquid outlet of electric diaphragm pump 9 accesses respectively the inlet of two cover electrostatic atomizers 13 by A threeway 11, the inlet of the liquid outlet access medicine-chest 3 of shunting device 10; By HV generator control channel, start HV generator 12, the high-pressure electrostatic that HV generator 12 is produced passes to high-field electrode 34 by high-voltage conducting wires 4, and making to be atomized into droplet sensed upper electric charge after the electric field region of high-field electrode generation by fluid power becomes charged droplets.The air-flow producing during depopulated helicopter 1 flight simultaneously blows deep bead 18, and drive the spray boom 20 of two cover electrostatic atomizers 13, static nozzle 14 to rotate, make the air-flow of flight generation and the synthesis gas flow path direction of the lower rotational gas flow formation that screw produces be parallel to static nozzle 14, prevent that charged droplets from contacting with high-field electrode 34, guarantees charged effect.During when aircraft turning or in climbing state, flying speed slows down, and reduces control channel control 36 reversions of micro speed reducing dc motor by flow, increases the flow of shunting device 10, reduces mist flow; Otherwise, when aircraft speedup, by flow, increase control channel and control micro speed reducing dc motor 36 forwards, reduce the flow of shunting device 10, increase mist flow.When operation completes, vertically pack up spray boom 20.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. electrostatic spray formula depopulated helicopter dispenser system, is characterized in that: this system comprises the electrostatic atomizer (13) with static nozzle (14) with the depopulated helicopter of undercarriage (2) (1), bracing frame (8), accumulator (5), HV generator (12), electric diaphragm pump (9), medicine-chest (3) and two covers; Support frame as described above (8) is fixing with undercarriage (2), accumulator (5), HV generator (12), electric diaphragm pump (9), medicine-chest (3) are fixed on bracing frame (8), and two cover electrostatic atomizers (13) are arranged on undercarriage (2), are positioned in the symmetric position of depopulated helicopter (1) both sides; The inlet of the liquid outlet access electric diaphragm pump (9) of medicine-chest (3), the liquid outlet of electric diaphragm pump (9) accesses respectively the inlet of two cover electrostatic atomizers (13) by A threeway (11); The power supply access port of electric diaphragm pump (9) and HV generator (12) connects accumulator (5), the high-field electrode (34) of the static generation termination static nozzle (14) of HV generator (12);
Described static nozzle (14) comprises sprayer body (29), nozzle body (32), cap of spraying nozzle (35), spray nozzle sheet and the high-field electrode (34) with structure of relief valve (28), on nozzle body (32), be provided with electrode supporting seat (33), high-field electrode (34) is embedded in electrode supporting seat (33), and the high-field electrode external part (32) of high-field electrode (34) with the static of HV generator (12), end occurs and is connected; The inlet of described sprayer body (29), as the inlet of static nozzle (14), connects by screwing joint (30) between sprayer body (29) and nozzle body (32), and cap of spraying nozzle (35) is fixed on spray nozzle sheet the oral area of nozzle body (32).
2. electrostatic spray formula depopulated helicopter dispenser system according to claim 1, is characterized in that: this system also comprises shunting device (10), between the inlet of described shunting device (10) and liquid outlet, is provided with flow control valve structure; The liquid outlet of medicine-chest (3) accesses respectively the inlet of electric diaphragm pump (9) and shunting device (10) by B threeway, the inlet of the liquid outlet access medicine-chest (3) of shunting device (10).
3. electrostatic spray formula depopulated helicopter dispenser system according to claim 2, it is characterized in that: this system also comprises remote control, described remote control comprises electric diaphragm pump control channel, HV generator control channel and flow control valve structure control channel, and wherein flow control valve structure control channel comprises that flow increases control channel and flow reduces control channel.
4. electrostatic spray formula depopulated helicopter dispenser system according to claim 2, it is characterized in that: described flow control valve structure comprises micro speed reducing dc motor (36) and right angle choke valve (39), the output shaft (37) of described micro speed reducing dc motor (36) screws in the adjusting valve port of right angle choke valve (39) by helicitic texture.
5. electrostatic spray formula depopulated helicopter dispenser system according to claim 4, it is characterized in that: described flow control valve structure also comprises that restriction right angle choke valve (39) is along the position limiting structure of output shaft (37) shaft orientation moving range, and described position limiting structure comprises upper limit stop (38) and lower limit stop (40).
6. electrostatic spray formula depopulated helicopter dispenser system according to claim 1, it is characterized in that: described electrostatic atomizer (13) comprises water-supply-pipe (7), static nozzle (14), spray boom (20), deep bead (18) and rotation support device (21), the inlet of described water-supply-pipe (7) is as the inlet of electrostatic atomizer (13), and the delivery port of water-supply-pipe (7) connects the inlet of static nozzle (14); Described rotation support device (21) comprises the stopping means of fixture, tumbler and restriction tumbler slewing area, static nozzle (14) and deep bead (18) are fixed on spray boom (20), spray boom (20) fixes with tumbler, and fixture and undercarriage (2) are fixing.
7. electrostatic spray formula depopulated helicopter dispenser system according to claim 6, it is characterized in that: the tumbler of described rotation support device (21) comprises two composite bearings (22) and spring arch clasp (25), fixture comprises bearing block (23) and bearing cap (24); It is upper, also fixing by spring arch clasp (25) that the inner ring of described two composite bearings (22) is sleeved on spray boom (20), and outer ring is fixed on bearing block (23); Described bearing cap (24) is fixing by undercarriage (2) and bearing block (23) by bolt (26).
8. electrostatic spray formula depopulated helicopter dispenser system according to claim 6, is characterized in that: described spray boom (20) is carbon fiber material.
9. electrostatic spray formula depopulated helicopter dispenser system according to claim 1, is characterized in that: described medicine-chest (3) is two, is separately fixed at symmetrical position, bracing frame (8) both sides; Every cover electrostatic atomizer (13) comprises two static nozzles (14).
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| CN201210182807.2A CN102687711B (en) | 2012-06-05 | 2012-06-05 | Electrostatic spraying type unmanned helicopter pesticide applying system |
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| CN201210182807.2A CN102687711B (en) | 2012-06-05 | 2012-06-05 | Electrostatic spraying type unmanned helicopter pesticide applying system |
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| CN102687711B true CN102687711B (en) | 2014-01-15 |
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| DE102021001701A1 (en) | 2021-04-01 | 2022-10-06 | Airial Robotics GmbH | Unmanned aircraft for agricultural spraying operations with a high payload-to-weight ratio |
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| CH707436B1 (en) * | 2013-01-09 | 2017-04-28 | Fenaco Genossenschaft | Ball launcher. |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1899700A (en) * | 2006-07-19 | 2007-01-24 | 陈平 | Electrostatic sprayer |
| CN201395248Y (en) * | 2009-05-18 | 2010-02-03 | 张�杰 | Ultralow-volume spraying system of remote control helicopter for aviation plant protection |
| CN202136444U (en) * | 2011-07-12 | 2012-02-08 | 秦管林 | Automatic spray immunization machine for young fowls |
| CN102357436B (en) * | 2011-08-08 | 2013-06-05 | 顾星 | Electrostatic atomizer |
-
2012
- 2012-06-05 CN CN201210182807.2A patent/CN102687711B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021001701A1 (en) | 2021-04-01 | 2022-10-06 | Airial Robotics GmbH | Unmanned aircraft for agricultural spraying operations with a high payload-to-weight ratio |
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