CN109731704B - Discharge device, spraying equipment and aerial sprinkler - Google Patents
Discharge device, spraying equipment and aerial sprinkler Download PDFInfo
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- CN109731704B CN109731704B CN201910036036.8A CN201910036036A CN109731704B CN 109731704 B CN109731704 B CN 109731704B CN 201910036036 A CN201910036036 A CN 201910036036A CN 109731704 B CN109731704 B CN 109731704B
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- 239000007921 spray Substances 0.000 claims description 12
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- 238000007599 discharging Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
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- Electrostatic Spraying Apparatus (AREA)
Abstract
The application relates to the field of agricultural auxiliary equipment, in particular to a discharge device, spraying equipment and an aerial sprayer. The application provides a discharge device, which is suitable for a spraying device and comprises a power supply device, an electrostatic generator, a power supply part and an electrode part; the fog drops sprayed by the atomizing disk of the spraying device impact the power supply part and have positive charges or negative charges identical to those of the power supply part, after the fog drops are charged, the adhesion is enhanced, the fog drops are more stably and effectively attached to the surface of the target, and meanwhile, the fog drops are diffused in the air and can be effectively attached to the back of the target. The negative charge or the positive charge which is opposite to the positive charge or the negative charge which is carried by the power supply part can be further switched according to the positive charge or the negative charge which is carried by the target, so that the attachment rate is improved, and meanwhile, the drift can be improved; meanwhile, the power supply quantity of the power supply device can be adjusted, the potential difference between the power supply part and the electrode part is further adjusted, the size of charges carried by fog drops is further controlled, and different attachment rates are set.
Description
Technical Field
The application relates to the field of agricultural auxiliary equipment, in particular to a discharge device, spraying equipment and an aerial sprayer.
Background
The aerial pesticide spraying can be widely applied to the prevention and control of plant diseases and insect pests of forestry and field crops, the working efficiency is 30 times that of manual operation, meanwhile, the short-distance pesticide invasion to operators can be avoided, and the novel intelligent pesticide spraying device is novel. The unmanned remote control aircraft has the advantages of low operation height, less drift, capability of hovering in the air, no need of a special take-off and landing airport, capability of generating a downward pressure wind field by a rotor wing, contribution to increasing penetrability of fogdrops to crops, better control effect and the like, can remotely control operation, and improves the safety of operation spraying without exposing operators in the range of pesticides. Plant protection aircraft using remote control aircraft as pesticide application equipment has become a new trend for agricultural plant protection.
At present, an atomizing device is arranged on a plant protection aircraft, mainly a pressure nozzle or a centrifugal nozzle flies at a high altitude of 1-3 meters and sprays pesticides, but because the air flow in the high altitude is large, the viscosity of the mist drops is insufficient to resist disturbance of the air flow, so that the mist drops are easily stripped and rebound from a target, the attachment rate of the mist drops on the target is affected, and the attachment rate of the mist drops on the back surface is lower because of the indirect drug receiving surface on the back surface of the target; meanwhile, as the particle size of the fog drops is smaller, the fog drops are easy to be disturbed by cross wind to cause great drifting, the effective fog drops actually falling on the target surface are fewer, and unnecessary phytotoxicity is easier to cause, so that the purpose of preventing and controlling plant diseases and insect pests cannot be achieved.
Disclosure of Invention
The present application provides a discharge device, a spraying apparatus and an aerial sprinkler to ameliorate the above problems in the prior art.
In a first aspect, the present application provides a discharge device adapted for use in a spraying device, comprising a power supply device, an electrostatic generator, a power supply portion, and an electrode portion; the electrostatic generator is electrically connected with the power supply device, and is provided with a first terminal and a second terminal, wherein the first terminal is used for providing positive charge or negative charge, and the second terminal is used for providing negative charge or positive charge with the polarity opposite to that of the first terminal. The power supply portion is electrically connected to the first terminal, and is disposed in a spraying path of the spraying device so as to be impacted by mist droplets sprayed from the spraying device. The electrode portion is electrically connected to the second terminal. The power supply part and the electrode part are arranged at intervals and used for forming an electrostatic field after the power supply part and the electrode part are electrified.
The fog drops sprayed by the spraying device impact the power supply part, and have positive charges or negative charges identical to those of the power supply part, after the fog drops are charged, the adhesion is enhanced, the fog drops can be more stably and effectively attached to the surface of the target, and meanwhile, the fog drops are diffused in the air, so that the fog drops can be effectively attached to the back of the target. The negative charge or the positive charge which is opposite to the positive charge or the negative charge which is carried by the power supply part can be further switched according to the positive charge or the negative charge which is carried by the target, so that the attachment rate is improved, and meanwhile, the drift can be improved; in addition, the power supply quantity of the power supply device can be adjusted, the potential difference between the power supply part and the electrode part can be further adjusted, and the size of charges carried by fog drops can be further controlled, so that different attachment rates can be set according to the requirements of users.
In one embodiment of the application: the discharging device comprises a discharging part, wherein the discharging part comprises a body part and a conductive part arranged on the body part; the body portion is electrically connected with the second terminal. The electric charge is transferred to the air through the conductive part, so that the electric charge balance is convenient to realize. In the working process, after the mist drops are thrown out with positive charges or negative charges, the charges generated by the second terminal are required to be released due to the transfer of electrons, so that charge conservation is realized, and the electrode part is required to be conducted with the ground at the moment and can be applied to land equipment. However, when the atomizing device is operated in the air, grounding cannot be achieved. In this embodiment, the discharging portion is disposed to discharge the charges generated at the second terminal into the air, thereby achieving charge balance.
In one embodiment of the application: the conductive portion includes a plurality of discharge ends, and the discharge ends are provided in a tip shape. The discharge end is arranged to be in a tip shape, and the principle that charges are easily transferred to the tip is utilized, so that the discharge is conveniently realized, and the charge balance is further realized.
In one embodiment of the application: the conductive part is made of carbon fiber filaments, metal fibers or conductive fluff. The conductive part is made of carbon fiber wires, metal fibers or conductive fluff, so that discharge is conveniently realized, and charge balance is further realized.
In one embodiment of the application: the power supply part comprises a fluted disc, the fluted disc comprises a toothed ring and a plurality of gear teeth arranged on the toothed ring at intervals, and the toothed ring is arranged at a spraying opening of the spraying device so that sprayed fog drops collide with the gear teeth. Set up the fluted disc into including the ring gear and the interval set up in a plurality of fender teeth of ring gear, be convenient for make the fogdrop that throws away from the atomizing dish strike in keeping off the tooth, realize electrified, realize secondary atomizing simultaneously.
In one embodiment of the application: the electrode part is annular, the fluted disc and the electrode part are coaxially arranged, and the gear extends to one side close to the electrode part along the axial direction of the fluted disc. The electrode part is arranged in a ring shape and is coaxial with the electrode part, the blocking teeth extend along the axial direction of the fluted disc towards one side close to the electrode part, so that fog drops thrown out from the atomizing disc are impacted on the blocking teeth, electrification is realized, secondary atomization is realized, and atomization uniformity is realized.
In one embodiment of the application: the electrode part is arranged in a cylindrical shape, the fluted disc and the electrode part are coaxially arranged, and the electrode part is sleeved outside the fluted disc; the gear teeth extend along the axial direction of the fluted disc. The electrode part is arranged in a cylindrical shape, the bottom end of the electrode part can be flush with the power supply part, or extends upwards or downwards, so that the induction probability of fog drops and the power supply part can be increased, and the quantity of induction charges is improved. Meanwhile, the area of the cylindrical electrode part is larger, so that the charging effect can be improved, and the electrostatic effect is further improved.
In one embodiment of the application: an insulating layer is arranged outside the electrode part. An insulating layer is arranged on the outer side of the electrode part, so that conduction between the stop-preventing teeth and the electrode part is facilitated.
By the technical scheme provided by at least one embodiment of the application, at least the following beneficial effects can be realized:
Embodiments of the present application are implemented as follows: the application provides a discharge device, which is suitable for a spraying device and comprises a power supply device, an electrostatic generator, a power supply part and an electrode part; the first wiring end of the static generator is connected with the power supply part, the second wiring end of the static generator is connected with the electrode part, so that an electrostatic field is formed between the power supply part and the electrode part, mist drops sprayed by the spraying device collide with the power supply part and have positive charges or negative charges identical to those of the power supply part, after the mist drops are charged, the adhesion is enhanced, the mist drops are more stably and effectively attached to the surface of a target, and meanwhile, the mist drops are diffused in the air and can be effectively attached to the back surface of the target. The electrostatic generator can be controlled to switch the negative charge or the positive charge opposite to the positive charge carried by the power supply part according to the positive charge or the negative charge carried by the target, so that the attachment rate is improved, and meanwhile, the drift can be improved; in addition, the power supply quantity of the power supply device can be adjusted, the potential difference between the power supply part and the electrode part can be further adjusted, and the size of charges carried by fog drops can be further controlled, so that different attachment rates can be set according to the requirements of users.
In a second aspect, in a second embodiment of the application there is also provided a spraying device comprising a spraying means and the above-mentioned discharge means, the spraying means comprising an atomizing disk and a drive means; the driving device is in transmission connection with the atomizing disk and is used for driving the atomizing disk to rotate; the power supply portion is disposed in a spray path of the spray device so as to be impacted by mist droplets ejected from the spray device.
The spraying device provided by the application has the beneficial effects because the discharging device is included.
In a third aspect, there is also provided in a third embodiment of the application an aerial sprinkler comprising a flying apparatus and a sprinkler apparatus as described above; the spraying device is detachably connected to the flying apparatus.
The aerial sprinkler provided by the application has the beneficial effects as well due to the fact that the aerial sprinkler comprises the spraying equipment.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present application, the following description will briefly explain the drawings that need to be used in the embodiments. It is appreciated that the following drawings depict only certain embodiments of the application and are not therefore to be considered limiting of its scope. Other figures can be obtained from these figures without inventive effort for the person skilled in the art.
Fig. 1 is a schematic structural diagram of a discharging device provided in embodiment 1 of the present application when a power supply part is positively charged;
fig. 2 is a schematic structural diagram of the discharging device according to embodiment 1 of the present application when the power supply part is negatively charged;
FIG. 3 is a schematic diagram showing several different arrangements of the discharging portion of the discharging device according to embodiment 1 of the present application;
fig. 4 is a schematic structural diagram of the discharging device according to embodiment 2 of the present application when the power supply part is positively charged;
fig. 5 is a schematic view showing a partial structure of a spraying apparatus according to embodiment 3 of the present application;
fig. 6 is a partial schematic view of the structure of fig. 5 with the drive device and the bracket removed.
Icon: 10-a discharge device; 100-power supply device; 200-an electrostatic generator; 210-a first terminal; 220-a second terminal; 300-a power supply part; 310-fluted disc; 320-gear teeth; 400-electrode part; 500-discharge part; 510-a body portion; 520-conductive part; 20-spraying equipment; 600-spraying device; 610-an atomizing disk; 612-flow channel; 620-driving means; 630-cover plate; 632-liquid inlet; 700-bracket; 710-a securing ring; 720-fixing rod.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
Example 1:
Referring to fig. 1 to 3, an embodiment of the present application provides a discharging device 10, which is suitable for a spraying device 600, and includes a power supply device 100, an electrostatic generator 200, a power supply portion 300, and an electrode portion 400; the electrostatic generator 200 is electrically connected to the power supply device 100, the electrostatic generator 200 has a first terminal 210 and a second terminal 220, the first terminal 210 is used for providing positive charge or negative charge, and the second terminal 220 is used for providing negative charge or positive charge opposite to the polarity of the first terminal 210; the power supply part 300 is electrically connected to the first terminal 210, and the power supply part 300 is disposed at a spray path of the spraying device 600 so as to be impacted by mist sprayed from the spraying device 600; the electrode part 400 is electrically connected to the second terminal 220; the power supply unit 300 is spaced from the electrode unit 400, and is configured to form an electrostatic field between the power supply unit 300 and the electrode unit 400 after being energized.
In the embodiment of the present application, the power supply device 100 is configured as a dc power supply. The power supply device 100 is configured as a dc power supply, so as to provide dc power to the electrostatic generator 200 to generate a high voltage output.
In this embodiment, the discharging device 10 includes a discharging portion 500, where the discharging portion 500 includes a main body portion 510 and a conductive portion 520 disposed on the main body portion 510; the body portion 510 is electrically connected to the second terminal 220, and the conductive portion 520 is electrically connected by being in direct contact with the body portion 510. The charge is transferred to the air through the conductive portion 520, facilitating charge balancing. In the working process, after the mist drops are thrown out with positive charges or negative charges, the charges generated by the electrode part 400 need to be released due to the transfer of electrons, so that the conservation of charges is realized, and the electrode part 400 needs to be conducted with the ground at the moment, so that the mist drops can be applied to land equipment. However, when the atomizing device is operated in the air, grounding cannot be achieved. In this embodiment, the discharge unit 500 is provided to discharge the charges generated by the electrode unit 400 in the air, thereby achieving charge balance.
Illustratively, in the present embodiment, the body portion 510 is a conductor electrically connected to the second terminal 220, and may be a rectangular parallelepiped, a cylinder, a sheet, or the like, without limitation in shape; in this embodiment, the body portion 510 is formed in a sheet shape, and the sheet shape has good flatness, so that the contact area with the conductive portion 520 is increased, and the conductivity is improved.
Illustratively, in the present embodiment, the conductive part 520 includes a plurality of discharge ends, which are disposed in a tip shape. The discharge end is arranged to be in a tip shape, the principle that charges are easily transferred to the tip is utilized, the discharge is conveniently realized, the discharge effect is improved, and further, the charge balance is realized.
Illustratively, in the present embodiment, the conductive part 520 is made of carbon fiber, metal fiber, or conductive fluff. The conductive part 520 is made of carbon fiber wires, metal fibers or conductive fluff, so that the discharge is conveniently realized, the charge balance is further realized, and the conductive part 520 made of carbon fiber wires, metal fibers or conductive fluff is lighter in weight, convenient to carry and capable of reducing the load weight.
In this embodiment, the connection form between the conductive portion 520 and the body portion 510 is not limited, and the conductive portion 520 may be wound around the side wall of the body portion 510, may be attached to the side wall of the body portion 510, and may be parallel to the extending direction of the side wall, perpendicular to the extending direction of the side wall, or angled with respect to the extending direction of the side wall, so that the conductive portion 520 may partially extend out of the body portion 510 and contact with air.
Illustratively, in the embodiment of the present application, the power supply part 300 includes a toothed disc 310, and the toothed disc 310 includes a toothed ring and a plurality of blocking teeth 320 disposed on the toothed ring at intervals, and the toothed ring is disposed on the spraying opening of the spraying device 600, so that the sprayed mist drops strike the blocking teeth 320. Set up fluted disc 310 to including the ring gear and a plurality of interval set up in the fender tooth 320 of ring gear, be convenient for make the fogdrop that throws away from atomizing disk 610 strike in fender tooth 320, realize electrified, realize secondary atomizing simultaneously, further reduce the particle size of fogdrop, make fogdrop can disperse in the sky and fully contact with the target.
Illustratively, in the embodiment of the present application, the electrode part 400 is disposed in a ring shape, the tooth plate 310 is disposed coaxially with the electrode part 400, and the blocking tooth 320 extends toward a side close to the electrode part 400 along the axial direction of the tooth plate 310. The electrode part 400 is arranged in a ring shape and is arranged coaxially with the electrode part 400, and the blocking teeth 320 extend along the axial direction of the fluted disc 310 towards one side close to the electrode part 400, so that fog drops thrown out from the atomizing disc can conveniently collide with the blocking teeth 320, the collision rate is improved, electrification is realized, secondary atomization is realized, and uniformity of atomization is realized.
Illustratively, in the embodiment of the present application, a predetermined distance is provided between the teeth 320 and the electrode part 400. By setting different electric potentials on the electrode portion 400 and the fluted disc 310, a strong electrostatic field is formed between the blocking tooth 320 and the electrode portion 400 corresponding to the blocking tooth, and by controlling the preset distance and the voltage of the power supply device 100, discharge between the blocking tooth 320 and the electrode portion 400 is prevented.
Illustratively, in embodiments of the present application, there is a height difference h between the teeth 320 and the electrode portion 400 in the axial direction, and the diameter of the electrode portion 400 may be greater than, equal to, or less than the diameter of the toothed disc 310, i.e., the teeth 320 and the electrode portion 400 have a distance s in the radial direction, which may be positive, negative, or zero. By setting different electric potentials on the electrode part 400 and the teeth 320, different electrostatic fields are formed between the teeth 320 and their corresponding electrode parts 400, and by controlling the voltage, the height h, and the distance s, discharge between the teeth 320 and the electrode parts 400 is prevented. At the same time, the electrode part 400 and the blocking teeth 320 are prevented from colliding with each other at the time of driving.
Illustratively, in the embodiment of the present application, the blocking teeth 320 are disposed on the same horizontal plane as the periphery of the liquid outlet of the atomizing disk 610, or the blocking teeth 320 are disposed on the lower side of the periphery of the liquid outlet of the atomizing disk 610, so that the atomized liquid droplets can directly collide with the blocking teeth 320. The device is arranged at the lower side of the device, and the fogdrops can be directly blown downwards by a downward-pressing wind field generated by a rotor wing of the flying device, so that the secondary atomization rate is improved.
Illustratively, in the embodiment of the present application, an insulating layer (not shown in the drawings) is disposed outside the electrode part 400. An insulating layer is disposed on the outer side of the electrode part 400, so that conduction between the stop teeth 320 and the electrode part 400 is prevented, and electrostatic effect is affected.
It should be noted that the specific structure of the insulating layer is not limited herein, and it is understood that, in other specific embodiments, a person skilled in the art may set the insulating layer as an insulating sleeve sleeved on the electrode portion 400 according to actual needs, or may be coated with a layer of insulating material, for example, an oxide film, a ceramic film, or the like; is convenient for playing a certain insulating role and preventing the ion in the air or the blocking tooth 320 from contacting to discharge. It should be noted that the insulating layer is not completely insulated, so that the insulating layer has an insulating effect meeting the requirements of users.
Illustratively, in the embodiment of the present application, the electrode part 400 may be made of aluminum, copper, or the like, so as to improve the conductivity.
Illustratively, in the embodiment of the present application, the cross section of the electrode part 400 is set to be circular, and it should be noted that the shape of the cross section of the electrode part 400 is not limited herein, and in other specific embodiments, the shape of the cross section of the electrode part 400 may be set to be rectangular, square, oval, diamond, or the like according to the needs of those skilled in the art.
Illustratively, in the embodiment of the present application, the discharging device 10 further includes a high-voltage electrostatic indicator lamp (not shown in the figure), which is connected to the power supply part 300, and is configured to monitor whether the high-voltage electrostatic output is normal, so that the user can adaptively adjust the high-voltage electrostatic output according to the voltage output.
Embodiments of the present application are implemented as follows: the present application provides a discharge device 10, which is suitable for a spraying device 600, and comprises a power supply device 100, an electrostatic generator 200, a power supply part 300 and an electrode part 400; the first terminal 210 of the electrostatic generator 200 is connected to the power supply part 300, the second terminal 220 of the electrostatic generator 200 is connected to the electrode part 400, so that an electrostatic field is formed between the power supply part 300 and the electrode part 400, and the mist droplets sprayed from the atomizing disk 610 of the spraying device 600 collide with the power supply part 300 while being attached with the same positive or negative charges as the power supply part 300, so that the adhesion is enhanced after the mist droplets are charged, the mist droplets are more stably and effectively attached to the surface of the target, and meanwhile, the mist droplets can be diffused in the air due to the smaller particle size of the mist droplets, and can be effectively attached to the back surface of the target. The electrostatic generator 200 can be controlled to switch the negative charge or the positive charge opposite to the positive charge carried by the power supply part 300 according to the positive charge or the negative charge carried by the target, so that the attachment rate is accurately improved, electrostatic attraction is formed between the fog drops and the target, and the fog drops are directly dispersed towards the target, so that drift is improved; in addition, the power supply amount of the power supply device 100 can be adjusted, so that the potential difference between the power supply part 300 and the electrode part 400 can be adjusted, and the size of charges carried by mist drops can be controlled, so that different adhesion rates can be set according to the requirements of users.
Example 2:
Referring to fig. 4, embodiment 2 provided by the present application is substantially the same as embodiment 1, except that in the embodiment of the present application, the electrode portion 400 is configured as a cylinder, the fluted disc 310 and the electrode portion 400 are coaxially disposed, and the electrode portion 400 is sleeved on the fluted disc 310; the blocking teeth 320 extend along the axial direction of the toothed plate 310. The electrode part 400 is in a cylindrical shape, the bottom end of the electrode part 400 can be flush with the power supply part 300, or extend upwards or downwards, so that the induction probability of fog drops and the power supply part 300 can be increased, the quantity of induction charges is improved, and the fog drops move at a high speed due to the downward wind field of the rotor wing. Meanwhile, the area of the cylindrical electrode part 400 is larger, so that the charging effect can be improved, and the electrostatic effect can be further improved.
Example 3:
Referring to fig. 5 in combination with fig. 6, the present embodiment provides a spraying apparatus 20, where the spraying apparatus 20 includes a spraying device 600 and the above-mentioned discharging device 10, and the spraying device 600 includes an atomizing disk 610 and a driving device 620; the driving device 620 is in transmission connection with the atomizing disk 610, and is used for driving the atomizing disk 610 to rotate; the power supply part 300 is disposed at a spray path of the spraying device 600 so as to be impacted by mist droplets sprayed from the spraying device 600.
Illustratively, in this embodiment, a plurality of flow passages 612 are provided around the surface of the atomizing disk 610 at intervals for the mist to flow out.
Illustratively, in this embodiment, the spraying device 600 includes a cover plate 630 having a liquid inlet 632, the cover plate 630 is connected to the atomizing disk 610, the cover plate 630 is provided to effectively prevent liquid from overflowing, and the liquid inlet 632 is provided on the cover plate 630 to facilitate liquid to be added into the atomizing disk 610.
Illustratively, in this embodiment, the drive device 620 includes a motor.
Illustratively, in this embodiment, the spraying apparatus 20 further includes a bracket 700, and the electrode part 400 is fixed to the driving device 620 by the bracket 700.
It should be noted that the connection manner of the electrode part 400 and the spraying device 600 is not limited herein, and it is understood that in other embodiments, the electrode part 400 may be connected to the spraying device 600 in other manners according to the needs of the user.
In this embodiment, the bracket 700 includes a fixing ring 710 and at least two fixing rods 720 disposed at intervals on the fixing ring 710, wherein the fixing rods 720 are connected to the fixing ring 710, and the fixing ring 710 is sleeved on the driving device 620. One side of the fixing rod 720 is abutted against the electrode part 400.
Specifically, in the present embodiment, the bracket 700 includes three fixing bars 720 disposed at equal intervals. It should be noted that the number of the fixing bars 720 is not limited herein, and it is to be understood that in other embodiments, the number of the fixing bars 720 may be two, four, etc. according to the needs of the user.
The spraying device 20 provided by the application has the beneficial effects as described above due to the inclusion of the discharge means 10 as described above. The fog drops can be deposited on the back surface and the hidden part of the target under the action of electrostatic force, so that the spraying effect is greatly improved, and the pollution of pesticides to the environment is greatly reduced.
Example 4:
The present embodiment provides an aerial sprinkler comprising a flying device and the above-described sprinkler apparatus 20; the spraying device 20 is detachably connected to the flying apparatus.
The aerial sprinkler provided by the present application, by including the sprinkler apparatus 20 described above, also has the beneficial effects described above. When the aerial sprayer performs operation in the air, the downward wind field generated by the rotor wing is favorable for dispersing the fog drops towards the lower part of the operation position of the aerial sprayer, and meanwhile, the charged fog drops sprayed by the spraying equipment 20 are matched, so that the target hit rate of the fog drops can be effectively improved, and meanwhile, the fog drops can be permanently dispersed in the air and attached to the back of a target due to smaller particle size of the fog drops.
It is to be understood that the above examples of the present application are provided for clarity of illustration only and are not limiting of the embodiments of the present application. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the application are desired to be protected by the following claims.
Claims (9)
1. A discharge device adapted for use with a sprinkler, comprising:
A power supply device;
An electrostatic generator electrically connected to the power supply, the electrostatic generator having a first terminal for providing a positive or negative charge and a second terminal for providing a negative or positive charge of opposite polarity to the first terminal;
A power supply portion electrically connected to the first terminal, the power supply portion being disposed in a spray path of the spray device so as to be impinged by mist droplets ejected from the spray device;
an electrode portion electrically connected to the second terminal;
The power supply part and the electrode part are arranged at intervals and are used for forming an electrostatic field after being electrified;
The power supply part comprises a fluted disc, the fluted disc comprises a toothed ring and a plurality of gear teeth arranged on the toothed ring at intervals, and the toothed ring is arranged at a spraying opening of the spraying device so that sprayed fog drops collide with the gear teeth.
2. The discharge device of claim 1, wherein the discharge device comprises a discharge portion comprising a body portion and a conductive portion disposed on the body portion; the body portion is electrically connected with the second terminal.
3. The discharge device of claim 2, wherein the conductive portion includes a plurality of discharge ends, the discharge ends being disposed in a tip shape.
4. A discharge device according to claim 3, wherein the conductive portion is made of carbon fiber filaments or metal fibers.
5. The discharge device according to claim 1, wherein the electrode portion is provided in a ring shape, the tooth plate is provided coaxially with the electrode portion, and the stopper tooth extends toward a side close to the electrode portion along an axial direction of the tooth plate.
6. The discharge device of claim 1, wherein the electrode portion is configured as a cylinder, the fluted disc is coaxially disposed with the electrode portion, and the electrode portion is sleeved on the fluted disc; the gear teeth extend along the axial direction of the fluted disc.
7. The discharge device according to claim 1, wherein an insulating layer is provided outside the electrode portion.
8. A spraying device, characterized in that it comprises a spraying means and a discharge device according to any one of claims 1 to 7, the spraying means comprising an atomizing disk and a drive means; the driving device is in transmission connection with the atomizing disk and is used for driving the atomizing disk to rotate; the power supply portion is disposed in a spray path of the spray device so as to be impacted by mist droplets ejected from the spray device.
9. An aerial sprinkler comprising a flying device and the sprinkler apparatus of claim 8; the spraying device is detachably connected to the flying apparatus.
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| CN201910036036.8A CN109731704B (en) | 2019-01-15 | 2019-01-15 | Discharge device, spraying equipment and aerial sprinkler |
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| CN109731704B true CN109731704B (en) | 2024-04-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110721836A (en) * | 2019-10-23 | 2020-01-24 | 徐州科恒奥制冷设备有限公司 | High-voltage electrostatic generator |
| CN114082541A (en) * | 2020-08-06 | 2022-02-25 | 北京美爵信达科技有限公司 | Hotel epidemic prevention is electronic electrostatic spray rifle of hand-held type for disinfection |
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| CN109731704A (en) | 2019-05-10 |
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