CN102687711A - Electrostatic spraying type unmanned helicopter pesticide applying system - Google Patents
Electrostatic spraying type unmanned helicopter pesticide applying system Download PDFInfo
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- CN102687711A CN102687711A CN2012101828072A CN201210182807A CN102687711A CN 102687711 A CN102687711 A CN 102687711A CN 2012101828072 A CN2012101828072 A CN 2012101828072A CN 201210182807 A CN201210182807 A CN 201210182807A CN 102687711 A CN102687711 A CN 102687711A
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- 238000007590 electrostatic spraying Methods 0.000 title abstract 5
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- 238000005507 spraying Methods 0.000 claims abstract description 14
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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 the electrostatic spray structure to carry out dispenser,, improve dispenser efficient to increase the tack of droplet on crop.
Background technology
The damage by disease and insect grass control that aviation is sprayed insecticide and can be widely used in forestry, land for growing field crops cereal crops, when sudden disaster was arrived, aviation dispenser control had the irreplaceable convenient, fast effect of other any facility especially.And but unmanned remote controlled helicopter has that operation height is low, the few hovering of drift, need not downdraught that special-purpose landing airport, rotor produce and help 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 the spraying operation personnel avoid being exposed to the danger of agricultural chemicals, improved the spraying operation safety.Become the trend of agricultural plant protection as the extreme low-altitude low amount aviation dispenser of dispenser equipment carrier with remotely pilotless helicopter.
It is main with the centrifugal atomizing shower nozzle mainly that the equipment of remotely pilotless helicopter dispenser is at present gone up the atomising device that uses; On the high-altitude of 3-5 rice, fly and spray insecticide; But owing to reasons such as upper air current are big, mist droplet particle size is less; Be prone to cause big, 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 gradient operation, flying speed can change, and makes that these regional pesticide spraying amounts are excessive or too small, causes waste agricultural chemicals or pesticide spraying quantity not sufficient.
Summary of the invention
Goal of the invention: in order to overcome bad, the immutable present situation of discharge rate of mist droplet deposition effect that existing unmanned plane device for administration of drugs exists; The present invention provides a kind of remotely pilotless helicopter system that adopts the electrostatic spray structure to carry out dispenser; Charged droplets particle diameter after the atomizing is less, and deposition effect is good, be evenly distributed, and especially also can adhere to droplet at the plant leaf blade back side; Guarantee the effective rate of utilization of agricultural chemicals, reduce the drift losses amount of agricultural chemicals; And the 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 realizing above-mentioned purpose, the technical scheme that the present invention adopts is:
Electrostatic spray formula depopulated helicopter dispenser system comprises that the depopulated helicopter, bracing frame, accumulator, HV generator, electric diaphragm pump, medicine-chest and two covers that have undercarriage have the electrostatic atomizer of static nozzle; Support frame as described above and undercarriage are fixed, and accumulator, HV generator, electric diaphragm pump, medicine-chest are fixed on the bracing frame, and two cover electrostatic atomizers are installed on the undercarriage 2, are positioned on the symmetric position of depopulated helicopter both sides; The liquid outlet of medicine-chest inserts the inlet of electric diaphragm pump, and the liquid outlet of electric diaphragm pump inserts the inlet of two cover electrostatic atomizers respectively through the 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 concrete work; Soup from medicine-chest at first is atomized into droplet by fluid power; Gone up electric charge by induction behind the electric field region that droplet process high-field electrode produces then and become charged droplets; Charged droplets under the effect of electrostatic force along power line towards the plant target travel, arrive the front and back of blade; Guarantee the effective rate of utilization of soup, reduced the drift losses amount.
Said medicine-chest can be selected two for use, is separately fixed at the both sides of bracing frame, can keep the balance of aircraft, and every cover electrostatic atomizer can be provided with two static nozzles.Can select that volume is little for use, atomisation pressure can reach the power that the electric diaphragm pump about 6Mpa is carried as soup; The size of the connection pipeline between each parts is difference to some extent; Caliber such as the pipeline that links to each other with electric diaphragm pump is 6mm; The caliber of the pipeline that links to each other with static nozzle is 4mm etc., needs to adopt corresponding joint to connect, and can adopt the plastics quick connector to link to each other between each segment pipe; Because the plastics quick connector has multiple series, the caliber of conversion is selected the different plastics quick connector as required.
Preferably, this system also comprises shunting device, is provided with flow control valve structure between the inlet of said shunting device and the liquid outlet; The liquid outlet of medicine-chest inserts the inlet of electric diaphragm pump and shunting device respectively through the B threeway, and the liquid outlet of shunting device inserts the inlet of medicine-chest.Concrete, said flow control valve structure comprises miniature decelerating direct current motive machine and right angle choke valve, the output shaft of said miniature decelerating direct current motive machine screws in the adjusting valve port of right angle choke valve through helicitic texture.In addition, said flow control valve structure can also comprise the position limiting structure of restriction right angle choke valve along the output shaft shaft orientation moving range, and said position limiting structure comprises upper limit stop and lower limit stop.
Said shunting device and electric diaphragm pump are parallel-connection structures, can play the effect of by-pass shunt to the soup that flows out from medicine-chest, can realize that certainly the structure of shunting is many; This case only provides a kind of specifying, and the mode that this case is provided is owing to connect through helicitic texture between output shaft and the right angle choke valve; Can drive output shaft through miniature decelerating direct current motive machine rotates; Because output shaft only produces and rotatablely moves and do not produce mobilely, thereby order about the right angle choke valve and produce relative displacement, when right angle choke valve during to miniature decelerating direct current motive machine direction motion; The Flow-rate adjustment valve port reduces, and flow also just reduces; Otherwise flow increases; In order to prevent right angle choke valve displacement transition, designed position limiting structure, if the right angle choke valve reaches spacing position, force output shaft to stop operating; The project organization of position limiting structure is also many, and it is spacing to adopt sensor to carry out, and it is spacing also can to adopt mechanical switch to carry out, and can select according to concrete structure.
This system also comprises remote control; Said 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 through remote control, thereby change the flow of electrostatic atomizer.
Preferably, said electrostatic atomizer comprises water-supply-pipe, static nozzle, spray boom, deep bead and rotation support device, and the inlet of said water-supply-pipe is as the inlet of electrostatic atomizer, and the delivery port of water-supply-pipe connects the inlet of static nozzle; Said rotation support device comprises the stopping means of fixture, tumbler and qualification tumbler slewing area, and static nozzle and deep bead are fixed on the spray boom, and spray boom and tumbler fix, and fixture and undercarriage are fixed.Concrete, the tumbler of said rotation support device comprises two composite bearings and spring arch clasp, fixture comprises bearing block and bearing cap; The inner ring of said two composite bearings is sleeved on the spray boom and through spring arch clasp to be fixed, and the outer ring is fixed on the bearing block; Said bearing cap is fixed undercarriage and bearing block through bolt.Preferably, said spray boom is the carbon fiber material.
Said rotation support device is used for supporting and fixedly static nozzle and water-supply-pipe, and spray boom preferably forms the right-angled intersection fixed structure through bearing and undercarriage, guarantee to connect reliably; Under the effect of deep bead; Can make spray boom together with static nozzle along with the variation of the direction of helicopter flight and speed and rotate; Purpose is the angle of adjustment static nozzle; Synthetic air direction and static nozzle parallel axes that the air-flow that the air-flow that produces when making helicopter flight as far as possible and screw produce forms, and pass the high-field electrode of static nozzle front end, reach better electrostatic spray effect.
Preferably; Said static nozzle comprises sprayer body, nozzle body, cap of spraying nozzle, spray nozzle sheet and the high-field electrode that has structure of relief valve; Nozzle body is provided with the electrode supporting seat; High-field electrode is embedded in the electrode supporting seat, and the high-field electrode external part of high-field electrode with the static of HV generator end takes place and is connected; The inlet of said sprayer body connects through screwing joint between sprayer body and the nozzle body as the inlet of static nozzle, and cap of spraying nozzle is fixed on spray nozzle sheet the oral area of nozzle body.Employing is screwed joint and is connected sprayer body and nozzle body, can make connection more convenient, reliable, can also adapt to the alternative replacing of the sprayer body and the nozzle body of different structure simultaneously; The aperture of spray nozzle sheet can specifically be selected according to the operation needs, and the aperture of different spray nozzle sheets can form the droplet of different-grain diameter.
Said high-field electrode preferably adopts the stainless pipe electrode; Thickness is most preferred configuration at the stainless pipe electrode of 0.5 ~ 0.7mm; Need carry out polishing to the stainless pipe electrode, to improve its charging performance, reduce charged loss, to be beneficial to the stroke of electrostatic spray; Should adopt high-voltage conducting wires to connect between HV generator and the high-field electrode; Concrete; Connected mode between high-voltage conducting wires and the high-field electrode adopts inserts formula insulated terminal compound mode, and promptly the electrode external part is for inserting the formula insulation male terminal of colding pressing, and high-voltage conducting wires is fixed in the formula insulation of inserting earlier and colds pressing on the female terminal; To insert the formula insulation female terminal of colding pressing again injects on the male terminal, to be easy for installation and removal; If in the whole system, the spacing between two adjacent electrostatic shower nozzles is fixed, and then high-voltage conducting wires and slotting formula insulated terminal can adopt standardized designs.The material of said static nozzle preferably adopts the firm import reworked material of match, and it has resist chemical, shock resistance, wear-resisting, not yielding, the anti-characteristic of high temperature more than 350 ℃, the plasticity and the service life that can strengthen electrostatic atomiser greatly.
Beneficial effect: electrostatic spray formula depopulated helicopter dispenser provided by the invention system; Charged droplets particle diameter after the atomizing is less, and deposition effect is good, be evenly distributed, and especially also can adhere to droplet at the plant leaf blade back side; Guarantee the effective rate of utilization of agricultural chemicals, reduce the drift losses amount of agricultural chemicals; And can the remote control adjustment spray amount size, the spray amount that system is produced can change along with the variation of flying speed.
Description of drawings
Fig. 1 is a 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 done explanation further.
Be illustrated in figure 1 as 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 have electrostatic atomizer 13, shunting device 10 and the remote control of two static nozzles 14; Said undercarriage 2 is fixed on the depopulated helicopter 1, and undercarriage 2 is provided with undercarriage cross bar 27.
Support frame as described above 8 adopts the stainless steel Welding Structure; Fixing through structure such as snap ring, bolt and undercarriage 2; Critical pieces such as accumulator 5, HV generator 12, electric diaphragm pump 9, medicine-chest 3, shunting device 10 are fixed on the bracing frame 8; Need guarantee the balance of assembly structure during concrete the installation, can accumulator 5, HV generator 12, electric diaphragm pump 9 be fixed on 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 installed on the undercarriage 2, are positioned on the symmetric position of depopulated helicopter 1 both sides.
Be provided with flow control valve structure between the inlet of said shunting device 10 and the liquid outlet, wherein flow control valve structure miniature decelerating direct current motive machine 36, right angle choke valve 39 and the position limiting structure of comprising as shown in Figure 2; The output shaft 37 of said miniature decelerating direct current motive machine 36 screws in the adjusting valve port of right angle choke valve 39 through helicitic texture; Position limiting structure is used to limit 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; Said miniature decelerating direct current motive machine 36 is provided with a flow increase control end 42 (being that motor is just changeing control end) and a flow reduces control end 41 (being motor counter-rotating control end).When motor was just changeing, the degree of depth that output shaft 37 stretches into right angle choke valve 39 became big, and the flow of right angle choke valve reduces, and the medicinal liquid flow that gets into electric diaphragm pump 9 like this increases; During the motor counter-rotating, 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 gets into electric diaphragm pump 9 like this reduces.
Said electrostatic atomizer 13 is 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 said 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 is fixed on the spray boom 20 with deep bead 18; Said rotation support device 21 is as shown in Figure 4, comprises the stopping means of fixture, tumbler and qualification 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 said two composite bearings 22 is sleeved on the spray boom 20, also fixes through spring arch clasp 25, and the outer ring is fixed on the bearing block 23; Said bearing cap 24 is fixing with bearing block 23 with undercarriage cross bar 27 through 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 for use carbon fibre material to make spray boom 20; Two static nozzles 14 are received on the water-supply-pipe 7 through D threeway 19 and 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 through two retainer rings 17, and the lateralarea of deep bead 18 is 600mm
2Stopping means adopts the spacer pin structure.When depopulated helicopter 1 in when flight; Because air-flow is to the effect of deep bead 18; Make that deep bead 18 drives spray boom 20, static nozzle 14 rotates together, and the corner that passes through spacer pin structural limitations deep bead 18 makes air-flow parallel with the direction of static nozzle 14 in 45 ° of scopes; Gone up electric charge by induction after letting droplet better pass the electric field region that high-field electrode produces, obtain better charged effect.Rotation support device 21 adopts the bearing arrangement transition, can make spray boom 20 rotate more flexibly; Rotate on the basis of design at spray boom 20, can also design the structure that spray boom 20 possesses level simultaneously or vertically packs up, like this, after the spraying operation is accomplished, can electrostatic atomizer 13 be packed up through spray boom 20.
Said static nozzle 14 is as shown in Figure 5; Comprise the sprayer body 29, nozzle body 32, cap of spraying nozzle 35, spray nozzle sheet and the high-field electrode 34 that have structure of relief valve 28; Nozzle body 32 is provided with electrode supporting seat 33; High-field electrode 34 is embedded in the 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 takes place and is connected; The inlet of said sprayer body 29 connects through screwing joint 30 between sprayer body 29 and the nozzle body 32 as the inlet of static nozzle 14, 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 the structure of relief valve 28 spring is installed; Under certain pressure, can open spring sprays; Spill and leakage after simultaneously can also preventing to spray preferably can be provided with screen pack, with anti-clogging in sprayer body 29; Connect through screwing structure 30, can improve the convenience and the reliability of connection; The pore size of spray nozzle sheet can specifically be selected, to satisfy the demand of mist droplet particle size; High-field electrode 34 adopts the pipe electrode; Adopting thickness is the stainless steel making of 0.5 ~ 0.7mm; 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 through inserting the combination of formula insulated terminal, reaches the purpose to high-field electrode 34 chargings; The preferred firm import reworked materials of match that adopt of nozzle body 32, it has resist chemical, shock resistance, wear-resisting, not yielding, the anti-characteristic of high temperature more than 350 ℃, the plasticity and the service life that can strengthen nozzle body 32 greatly.This case designing requirement: the pressure of static nozzle is 0.1 ~ 0.5MPa, and flow is 0.1 ~ 0.6L/min, and the spraying that static nozzle produces is a ultra low volume spray, and spray particle diameter is 40 ~ 120 μ m.
Said 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; Can control the keying of electric diaphragm pump 9 through electric diaphragm pump control channel; Can control the keying of HV generator 12 through HV generator control channel; Can control miniature decelerating direct current motive machine 36 through flow increase control channel is just changeing, and reduces control channel through flow and can control miniature decelerating direct current motive machine 36 counter-rotatings.
The liquid road of this case is connected to: after the liquid outlet of two medicine-chests 3 converges through a C threeway; Insert the inlet of electric diaphragm pump 9 and shunting device more respectively through a B threeway; The liquid outlet of electric diaphragm pump 9 inserts the inlet of two cover electrostatic atomizers 13 respectively through A threeway 11, and the liquid outlet of shunting device 10 inserts the inlet of medicine-chest 3; In electrostatic atomizer 13, soup is linked in the static nozzle 14 through water-supply-pipe 7.
The circuit of this case is connected to: said accumulator 5 provides 12V voltage; As the power supply of electric diaphragm pump 9, HV generator 12 and shunting device 10, end takes place and adopts slotting formula insulated terminal compound mode to connect high-field electrode external part 32 through high-voltage conducting wires 4 in the static of HV generator 12.
During work, depopulated helicopter 1 is in state of flight, sets level spray boom 20, opens the power switch switch of accumulator 5; Electric diaphragm pump control channel through remote control starts electric diaphragm pump 9; Like this from the soup of medicine-chest 3 after the C threeway is converged; Insert the inlet of electric diaphragm pump 9 and shunting device more respectively through the B threeway; The liquid outlet of electric diaphragm pump 9 inserts the inlet of two cover electrostatic atomizers 13 respectively through A threeway 11, and the liquid outlet of shunting device 10 inserts the inlet of medicine-chest 3; Start HV generator 12 through HV generator control channel; The high-pressure electrostatic that HV generator 12 is produced passes to high-field electrode 34 through high-voltage conducting wires 4, makes to be atomized into by fluid power to be gone up electric charge by induction behind the electric field region that droplet produces through high-field electrode and become charged droplets.The air-flow that produces during depopulated helicopter 1 flight simultaneously blows deep bead 18; And the spray boom 20, the static nozzle 14 that drive two cover electrostatic atomizers 13 rotate; Make the air-flow of flight generation and the synthetic air direction of the following 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.When aircraft turns or when being in climbing state, flying speed is slowed down, and reduces control channel through flow and controls miniature decelerating direct current motive machine 36 counter-rotatings, increases the flow of shunting device 10, reduces mist flow; Otherwise, when the aircraft speedup, control miniature decelerating direct current motive machine 36 through flow increase control channel and just changeing, reduce the flow of shunting device 10, increase mist flow.When operation is accomplished, vertically pack up spray boom 20.
The above only is a preferred implementation of the present invention; Be noted that for those skilled in the art; Under the prerequisite that does not break away from the principle of the invention, can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (10)
1. electrostatic spray formula depopulated helicopter dispenser system is characterized in that: this system comprises that the depopulated helicopter (1), bracing frame (8), accumulator (5), HV generator (12), electric diaphragm pump (9), medicine-chest (3) and two covers that have undercarriage (2) have the electrostatic atomizer (13) of static nozzle (14); 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 the bracing frame (8), and two cover electrostatic atomizers (13) are installed in undercarriage (2) and go up, are positioned on the symmetric position of depopulated helicopter (1) both sides; The liquid outlet of medicine-chest (3) inserts the inlet of electric diaphragm pump (9), and the liquid outlet of electric diaphragm pump (9) inserts the inlet of two cover electrostatic atomizers (13) respectively through 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).
2. electrostatic spray formula depopulated helicopter dispenser according to claim 1 system, it is characterized in that: this system also comprises shunting device (10), is provided with flow control valve structure between the inlet of said shunting device (10) and the liquid outlet; The liquid outlet of medicine-chest (3) inserts the inlet of electric diaphragm pump (9) and shunting device (10) respectively through the B threeway, and the liquid outlet of shunting device (10) inserts the inlet of medicine-chest (3).
3. electrostatic spray formula depopulated helicopter dispenser according to claim 2 system; It is characterized in that: this system also comprises remote control; Said 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 according to claim 2 system; It is characterized in that: said flow control valve structure comprises miniature decelerating direct current motive machine (36) and right angle choke valve (39), and the output shaft (37) of said miniature decelerating direct current motive machine (36) screws in the adjusting valve port of right angle choke valve (39) through helicitic texture.
5. electrostatic spray formula depopulated helicopter dispenser according to claim 4 system; It is characterized in that: said flow control valve structure also comprises the position limiting structure of restriction right angle choke valve (39) along output shaft (37) shaft orientation moving range, and said position limiting structure comprises upper limit stop (38) and lower limit stop (40).
6. electrostatic spray formula depopulated helicopter dispenser according to claim 1 system; It is characterized in that: said 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 said 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); Said rotation support device (21) comprises the stopping means of fixture, tumbler and qualification tumbler slewing area; Static nozzle (14) and deep bead (18) are fixed on the spray boom (20); Spray boom (20) fixes with tumbler, and fixture and undercarriage (2) are fixing.
7. electrostatic spray formula depopulated helicopter dispenser according to claim 6 system; It is characterized in that: the tumbler of said rotation support device (21) comprises two composite bearings (22) and spring arch clasp (25), and fixture comprises bearing block (23) and bearing cap (24); The inner ring of said two composite bearings (22) is sleeved on spray boom (20) and goes up, also fixes through spring arch clasp (25), and the outer ring is fixed on the bearing block (23); Said bearing cap (24) is fixing with undercarriage (2) and bearing block (23) through bolt (26).
8. electrostatic spray formula depopulated helicopter dispenser according to claim 6 system is characterized in that: said spray boom (20) is the carbon fiber material.
9. electrostatic spray formula depopulated helicopter dispenser according to claim 1 system; It is characterized in that: said static nozzle (14) comprises sprayer body (29), nozzle body (32), cap of spraying nozzle (35), spray nozzle sheet and the high-field electrode (34) that has structure of relief valve (28); Nozzle body (32) is provided with electrode supporting seat (33); High-field electrode (34) is embedded in the 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 takes place and is connected; The inlet of said sprayer body (29) connects through screwing joint (30) between sprayer body (29) and the nozzle body (32) as the inlet of static nozzle (14), and cap of spraying nozzle (35) is fixed on spray nozzle sheet the oral area of nozzle body (32).
10. electrostatic spray formula depopulated helicopter dispenser according to claim 1 system, it is characterized in that: said 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210182807.2A CN102687711B (en) | 2012-06-05 | 2012-06-05 | Electrostatic spraying type unmanned helicopter pesticide applying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210182807.2A CN102687711B (en) | 2012-06-05 | 2012-06-05 | Electrostatic spraying type unmanned helicopter pesticide applying system |
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| Publication Number | Publication Date |
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| CN102687711A true CN102687711A (en) | 2012-09-26 |
| CN102687711B CN102687711B (en) | 2014-01-15 |
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| CN201210182807.2A Expired - Fee Related CN102687711B (en) | 2012-06-05 | 2012-06-05 | Electrostatic spraying type unmanned helicopter pesticide applying system |
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| CN107725310A (en) * | 2017-11-09 | 2018-02-23 | 农业部南京农业机械化研究所 | A kind of plant protection unmanned plane dispenser pump and its control method |
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| CN108477109A (en) * | 2018-01-24 | 2018-09-04 | 倪惠芳 | A kind of crop pest control equipment based on unmanned plane |
| CN108271755A (en) * | 2018-01-30 | 2018-07-13 | 江苏大学 | A kind of big load single rotor unmanned plane liquid spraying method |
| CN109466773A (en) * | 2018-11-12 | 2019-03-15 | 四川赛诺利尔航空科技有限公司 | A kind of agricultural plant protection unmanned plane of static electrification atomizing function |
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Application publication date: 20120926 Assignee: NANTONG GUANGYI MACHINERY AND ELECTRONIC Co.,Ltd. Assignor: Nanjing Forestry University Contract record no.: 2018320000357 Denomination of invention: Electrostatic spraying type unmanned helicopter pesticide applying system Granted publication date: 20140115 License type: Common License Record date: 20181128 |
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