CN107494493B - A kind of sprayer based on magnetorheological fluid - Google Patents
A kind of sprayer based on magnetorheological fluid Download PDFInfo
- Publication number
- CN107494493B CN107494493B CN201710635640.3A CN201710635640A CN107494493B CN 107494493 B CN107494493 B CN 107494493B CN 201710635640 A CN201710635640 A CN 201710635640A CN 107494493 B CN107494493 B CN 107494493B
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- nozzle
- shell
- magnetorheological fluid
- sprayer
- elastic cavity
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- 239000012530 fluid Substances 0.000 title claims abstract description 60
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 230000001681 protective effect Effects 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 26
- 238000000889 atomisation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 239000000575 pesticide Substances 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000006115 industrial coating Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0025—Mechanical sprayers
- A01M7/0032—Pressure sprayers
- A01M7/0042—Field sprayers, e.g. self-propelled, drawn or tractor-mounted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
- B64D1/18—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pest Control & Pesticides (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Insects & Arthropods (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Special Spraying Apparatus (AREA)
Abstract
The invention discloses a kind of sprayers based on magnetorheological fluid, it include: shell, nozzle assembly, field generator for magnetic and the internal elastic cavity with magnetorheological fluid, inlet and liquid outlet are provided on the shell, the elastic cavity is disposed in the housing, and fluid flow paths are formed between the shell, the fluid flow paths respectively with the inlet, the liquid outlet connection, the nozzle assembly is set on the shell and has the atomizing nozzle being connected to the liquid outlet, the field generator for magnetic has the coil being disposed in the housing and the control assembly being electrically connected with the coil, the control assembly generates different magnetic field strengths for controlling the coil.Continuously adjusting for fluid flow may be implemented in the present invention, so as to improve atomization characteristics, improves variable and sprays operating efficiency.
Description
Technical field
The present invention relates to sprayer technical fields, and in particular to a kind of sprayer based on magnetorheological fluid.
Background technique
Sprayer is that liquid medicine or other liquid are become misty using suction effect, is equably ejected on other objects
Utensil is usually to be made of the device, tubule and nozzle etc. of compressed air, has been widely used in agricultural plant protection and has sprayed work
In industry.
Traditional agricultural plant protection sprayer is broadly divided into compression sprayer, centrifugal atomizer, swirl-spray device, electrostatic spray
Anti- drift sprayer of device, ultrasonic atomization sprayer, bubble etc..Wherein compression sprayer and centrifugal atomizer are the most commonly used.Pressure
Sprayer mainly achievees the effect that atomization by generating high pressure in nozzle exit, and structure is simple, low in cost, therefore uses
Extensively.Droplet is thrown away atomizer by the rotation of internal brushless motor and reaches atomizing effect by centrifugal atomizer, is sprayed compared to pressure
Its output droplet size of mouth is smaller, and spectrum of fog drop is narrower, therefore has relatively good atomizing effect, and but its structure is complex, cost
It is higher, while anti-drift ability is poor, and it is also relatively difficult that loss maintenance occurs.
Although above-mentioned sprayer can obtain preferable atomizing effect, sprayed in operation in agricultural plant protection, ground
Face spray pattern is still low, and with the development of technology, and aerial pesticide technology, especially unmanned plane pesticide application technology be in recent years
It is rapidly developed.
Aviation plant protection operation is more accurate to nozzle flow requirement, and different environment, field and crop are required not
Same sprays flow.Therefore variable sprays the inevitable requirement that technology develops at agricultural unmanned plane pesticide application technology.At present for nothing
Man-machine variable is sprayed the most commonly used is the variable spraying system based on PWM, by sky than adjustable pulse signal, passes through no line number
Transmission module transmitting terminal realizes that the pulsewidth modulation to airborne spraying system interval membrane pump adjusts the speed, thus change system pressure and flow,
Realize that the variable of unmanned plane sprays operation.However take pulsewidth modulation to adjust the speed diaphragm pump motor, it is in direct current power source voltage
In the case where remaining unchanged, change the diaphragm pump motor turn-on and turn-off time by changing PWM duty cycle, thus adjust every
The average voltage at membrane pump motor both ends, and which to spray in operation in variable into the adjusting of the fluid flow of nozzle
Therefore not totally continuous process will affect atomization characteristics.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of sprayers based on magnetorheological fluid, with reality
Existing fluid flow continuously adjusts, and so as to improve atomization characteristics, improves variable and sprays operating efficiency.
The technical solution that the present invention solves above-mentioned technical problem is:
A kind of sprayer based on magnetorheological fluid, comprising: shell, nozzle assembly, field generator for magnetic and inside have
The elastic cavity of magnetorheological fluid, is provided with inlet and liquid outlet on the shell, the elastic cavity be disposed in the housing and with institute
It states and forms fluid flow paths between shell, the fluid flow paths are connected to the inlet, the liquid outlet respectively, institute
Nozzle assembly is stated on the shell and there is the atomizing nozzle being connected to the liquid outlet, the field generator for magnetic, which has, to be set
In the control assembly shell intracorporal coil and be electrically connected with the coil, the control assembly is produced for controlling the coil
Raw different magnetic field strength.
Preferably, the sprayer based on magnetorheological fluid further includes being fixed on the intracorporal mounting rack of the shell,
The mounting rack has the clamping part for clamping the elastic cavity.
Preferably, the elastic cavity includes the upper elastic cavity being sequentially communicated, non-deformable connecting cavity and lower bullet
Property chamber, the big cavity body structure in intermediate small both sides is formed between the connecting cavity and the upper elastic cavity, the lower elastic cavity;It is described
Field generator for magnetic also has a protective cover for the outer wall for being socketed on the connecting cavity, the coil be set to the connecting cavity with it is described
Between protective cover;The clamping part is connect with the outer wall of the protective cover.
Preferably, the field generator for magnetic also has the annular magnet being fixed in the protective cover, described
Coil is wound on the annular magnet.
Preferably, the mounting rack also has the fixed part connecting with the clamping part, the fixed part installation
In the top in the shell and positioned at the elastic cavity, the clamping part is stretched out by the bottom surface of the fixed part, the fixation
The annular through-hole for being connected to the inlet and the fluid flow paths is provided in portion.
Preferably, the nozzle assembly includes the rotating disk being articulated on the shell, is fixed on the rotation
Rotation control mechanism and the nozzle being arranged along the axially spaced-apart of the rotating disk on disk, the rotation control mechanism is for driving
Make the rotating disk rotation to drive a nozzle in the nozzle to dock with the liquid outlet, the nozzle degree of lip-rounding of the nozzle
At the atomizing nozzle.
Preferably, the shell include cricoid body and removably sealing cover in the body two
The first end cover and second end cover at end, the first end cover are equipped with the inlet, and the second end cover goes out equipped with described in
Liquid mouth, the rotating disk are articulated in the second end cover.
Preferably, the rotation control mechanism include with the rotating disk be drivingly connected motor and with institute
The signal transmitting and receiving processor of motor electrical connection is stated, the signal transmitting and receiving processor controls the electricity according to the control command received
Machine drives the rotating disk rotation.
Preferably, the nozzle is using one or more of Hydrodynamic nozzle, aspiration nozzle and swirl nozzle.
Preferably, filling opening is additionally provided on the elastic cavity;
Alternatively, the control assembly is set to the outside of the shell, the shell is equipped with for connecting the control assembly
The opening passed through with the electric wire of the coil.
The present invention have compared with prior art it is below the utility model has the advantages that
The present invention makes the elastic cavity and institute by the way that the elastic cavity with magnetorheological fluid is arranged in the shell
The fluid flow paths that connection inlet and liquid outlet is formed between shell are stated, in this way, flowing into the liquid from the inlet
The liquid of circulation passage will flow into the nozzle assembly by the liquid outlet, and become misty ejection.And during this, due to
The magnetic field strength of the magnetorheological fluid generated by the field generator for magnetic is influenced, and the variation occurred is continuous and reversible
, that is, when magnetic field strength enhancing, the magnetorheological fluid in the elastic cavity can gradually become viscosity very from the liquid of sticky very little
Big class solid;When magnetic field strength weakens, the magnetorheological fluid can gradually become liquid from class solid.Correspondingly, macroscopically
The volume for showing as the elastic cavity become larger or gradually become smaller, and the intracorporal volume of shell be it is certain, therefore, described
When the volume of elastic cavity gradually changes, continuous variation also occurs accordingly for the volume of the fluid flow paths, thus
The fluid flow for entering the spray assembly is continuously adjusted, to improve atomization characteristics, variable is improved and sprays operating efficiency.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the sprayer of the invention based on magnetorheological fluid;
Fig. 2 is the explosive view of the sprayer of the invention based on magnetorheological fluid;
Fig. 3 is the cross-sectional view of the main view direction of the sprayer of the invention based on magnetorheological fluid;
Fig. 4 is the cross-sectional view of the left view direction of the sprayer of the invention based on magnetorheological fluid;
Wherein, 1, shell;11, first end cover;12, body;13, second end cover;14, inlet;15, liquid outlet;2, it sprays
Nozzle assembly;21, rotating disk;22, rotation control mechanism;23, nozzle;3, field generator for magnetic;31, coil;32, protective cover;33,
Annular magnet;34, electric wire;35, rotary shaft;4, elastic cavity;41, upper elastic cavity;42, connecting cavity;43, lower elastic cavity;44, liquid feeding
Mouthful;5, fluid flow paths;6, mounting rack;61, clamping part;62, fixed part;621, annular through-hole;7, dust plug;8, antidrip pad
Circle;9, nozzle card cap.
Specific embodiment
Present invention will now be described in further detail with reference to the embodiments and the accompanying drawings, but embodiments of the present invention are unlimited
In this.
Referring to Fig. 1 to Fig. 4, a kind of sprayer based on magnetorheological fluid of the preferred embodiment of the present invention, including shell 1, spray
Nozzle assembly 2, field generator for magnetic 3 and elastic cavity 4, wherein inlet 14 and liquid outlet 15 are provided on the shell 1, it is described
Inlet 14 can be connected to perfusion tube, be transported in the shell 1 in order to which unmanned plane is sprayed liquid used in operation;Institute
Elastic cavity 4 is stated to be set in the shell 1 and form fluid flow paths 5, the fluid flow paths 5 between the shell 1
It is connected to respectively with the inlet 14, the liquid outlet 15, in this way, entering the liquid in the shell 1 along the inlet 14
It will be flowed out along the fluid flow paths 5 by the liquid outlet 15.And the nozzle assembly 2 is equipped on the shell 1, and
The spray assembly has the atomizing nozzle being connected to the liquid outlet 15, described spraying so as to be flowed by the liquid outlet 15
The liquid of component becomes misty and sprays from the atomizing nozzle.
Magnetorheological fluid is equipped in the elastic cavity 4 in the present embodiment, which is by the magnetic polarization of micron-scale
Particle is scattered in the suspension formed in non magnetic liquid (mineral oil, silicone oil etc.).In null field, magnetorheological fluid performance
For the good liquid of mobile performance, apparent viscosity very little;The magnetorheological fluid can be in short time (millisecond under strong magnetic field action
Grade) interior apparent viscosity increases by two orders of magnitude or more, and class solid property is presented;And it is this variation be it is continuous, reversible,
It is restored to original state again after removing magnetic field.Illustratively, filling opening 44 can be opened up on the elastic cavity 4, in order to
The magnetorheological fluid is packed into the elastic cavity 4.
In order to which with the magnetorheological fluid phase separation in the elastic cavity 4, the field generator for magnetic 3 in the present embodiment has
Coil 31 in the shell 1 and the control assembly being electrically connected with the coil 31, and the control assembly is for controlling
The coil 31 generates different magnetic field strengths, so that the magnetorheological fluid in the elastic cavity 4 changes.Illustratively, institute
Stating control assembly can be by adjusting voltage or electric current so that magnetic field strength caused by the coil 31 to be adjusted.Such as institute
D.C. regulated power supply can be used by stating control assembly, and voltage regulation limits can be set to 0-30V.
Since the magnetorheological fluid by magnetic field strength when being influenced, occur variation be it is continuous and reversible, therefore, when
When magnetic field strength enhances, the magnetorheological fluid in the elastic cavity 4 can gradually become the very big class of viscosity from the liquid of sticky very little
Solid;And when magnetic field strength weakens, the magnetorheological fluid can gradually become liquid from class solid.Correspondingly, table macroscopically
Now become larger or gradually become smaller for the volume of the elastic cavity 4, and the volume in shell 1 be it is certain, therefore, in the bullet
Property chamber 4 volume when gradually changing, continuous variation also occurs accordingly for the volume of the fluid flow paths 5, thus
The fluid flow for entering the spray assembly is continuously adjusted, to improve atomization characteristics, variable is improved and sprays operating efficiency.
It, illustratively, can also be in the shell 1 in order to which the elastic cavity 4 to be smoothly fixed in the shell 1
A mounting rack 6 is fixed, and the mounting rack 6 can have the clamping part 61 for clamping the elastic cavity 4, to avoid the elastic cavity
4 there is apparent shake and damage, to improve the service life of the sprayer.
Certainly, the mounting rack 6 also has the fixed part 62 that connect with the clamping part 61, in order to by the mounting rack
6 are fixed in the shell 1.Illustratively, the fixed part 62 can be installed in the shell 1 and is located at the bullet
Property chamber 4 top, and the clamping part 61 by the fixed part 62 bottom surface stretch out.In addition, can be on the fixed part 62
The annular through-hole 621 for being connected to the inlet 14 and the fluid flow paths 5 is opened up, in order to flow from the inlet 14
The liquid entered is steady and balanced to be transported in the fluid flow paths 5, to be further ensured that the outflow liquid outlet 15
The continuity of the adjustment process of liquid.
The elastic cavity 4 may include the upper elastic cavity 414 being sequentially communicated, non-deformable connecting cavity 42 and lower elastic cavity
434, and the big cavity in intermediate small both sides is formed between the connecting cavity 42 and the upper elastic cavity 414, the lower elastic cavity 434
Structure, in this way, chucking power can be applied to the elastic cavity 4 in order to the clamping part 61.Preferably, can be by the coil 31
As in the protective cover 32 in the field generator for magnetic 3, and the protective cover 32 can be socketed on the outer of the connecting cavity 42
Wall, to make the coil 31 between the connecting cavity 42 and the protective cover 32, in order to the field generator for magnetic 3
The magnetic field strength generated on the elastic cavity 4 is balanced, so that suffered by the magnetorheological fluid in the elastic cavity 4 everywhere
To the influence in magnetic field be balanced.And the clamping part 61 can be connect with the outer wall of the protective cover 32, to realize to institute
State the fixation of elastic cavity 4.In addition, the non-deformable of the connecting cavity 42 can also guarantee the coil 31 to the elastic cavity
It, will not be due to the volume of the elastic cavity 4 increases by deformed damaged when the magnetic field strength of 4 application equilibriums.
It is, of course, also possible to add annular magnet 33 in the protective cover 32, and the coil 31 is wound in the ring
On shape magnet 33, to enhance magnetic field.
The control assembly can be illustratively set to described by the damage in order to avoid liquid to the control assembly
The outside of shell 1, and open up on the shell 1 and opened for what the electric wire 34 for connecting the control assembly and the coil 31 passed through
Mouthful.
In order to make the spray apparatus for different spray nozzles 23, job requirements, the nozzle are sprayed to adapt to different variables
Component 2 may include the rotating disk 21 being articulated on the shell 1, be fixed on rotation control mechanism 22 in the rotating disk 21,
And the nozzle 23 of the axially spaced-apart setting along the rotating disk 21, and the nozzle 23 can be different types of nozzle 23, such as
This, the rotation control mechanism 22 can drive the rotating disk 21 rotation with drive a nozzle 23 in the nozzle 23 with
The liquid outlet 15 docks, thus by changing different nozzles 23 to meet different job requirements.It is understood that working as
It, will be by this by the liquid that the liquid outlet 15 flows out when a nozzle 23 in the nozzle 23 is docked with the liquid outlet 15
23 mouthfuls of nozzle ejections of nozzle 23, and 23 mouthfuls of the nozzle is also formed the atomizing nozzle of the spray assembly.
The rotating disk 21 and assembly and disassembly maintenance is carried out to the sprayer in order to facilitate the installation of, illustratively, the shell 1
May include cricoid body 12 and removably sealing cover in the first end cover 11 and second at the both ends of the body 12
End cap 13, wherein the inlet 14 can be arranged in the first end cover 11, in the second end cover 13 described in setting
Liquid outlet 15, and the rotating disk 21 can be articulated in the second end cover 13 by rotary shaft 35.
The rotation control mechanism 22 may include with the rotating disk 21 be drivingly connected motor and with the motor
The signal transmitting and receiving processor of electrical connection, in this way, the signal transmitting and receiving processor can receive control by wirelessly or non-wirelessly mode
Instruction, and the rotating disk 21 according to the control command control motor driven received rotates, in order to operation people
Member is adjusted 23 type of nozzle of the sprayer, sprays job requirements with the variable for meeting different in time.
It is understood that current atomization shape nozzle mainly includes Hydrodynamic nozzle, aspiration nozzle and three kinds of swirl nozzle
Nozzle.And the nozzle 23 in the sprayer in the present embodiment can use the Hydrodynamic nozzle, the aspiration nozzle and institute
State one or more of swirl nozzle, naturally it is also possible to use other kinds of nozzle.It is described in the nozzle of these three types
Hydrodynamic nozzle reaches as most common bleed type, by liquid in the nozzle exit aperture high pressure generated that sharply becomes smaller
Atomizing effect.Such nozzle atomization effect is moderate, and spray angle is larger, but is easy loss;Aspiration nozzle side is provided with stomata
Enter for air, air is mixed in nozzle interior with liquid, finally sprays the droplet wrapped up by bubble.Such nozzle can effectively be prevented
Drift, but it is larger to generate droplet;The swirl nozzle is improved by industrial coating nozzle, through liquid in built-in eddy flow slot
Be rotated up to atomizing effect.Such nozzle spray angle is relatively small, but atomizing effect is more satisfactory.
In addition, the spray core of all nozzles 23 can be all made of stainless steel spray core, to guarantee its durability to greatest extent, thus
Improve the service life of the sprayer.It is, of course, also possible to add dust plug 7, antidrip washer 8 and nozzle card cap 9 etc. to change
The air-tightness being apt between the nozzle 23 and other component and bonding strength etc..
Above-mentioned is the preferable embodiment of the present invention, but embodiments of the present invention are not limited by the foregoing content,
His any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention, should be
The substitute mode of effect, is included within the scope of the present invention.
Claims (8)
1. a kind of sprayer based on magnetorheological fluid characterized by comprising shell, nozzle assembly, field generator for magnetic and
Inside has the elastic cavity of magnetorheological fluid, and inlet and liquid outlet are provided on the shell, and the elastic cavity is set to the shell
It is interior and fluid flow paths are formed between the shell, the fluid flow paths respectively with the inlet, it is described go out liquid
Mouth connection, the nozzle assembly are set on the shell and have the atomizing nozzle being connected to the liquid outlet, and the magnetic field occurs
Device has the coil being disposed in the housing and the control assembly being electrically connected with the coil, and the control assembly is for controlling
The coil generates different magnetic field strengths;
The sprayer based on magnetorheological fluid further includes being fixed on the intracorporal mounting rack of the shell, and the mounting rack has clamping
The clamping part of the elastic cavity;
The elastic cavity includes the upper elastic cavity being sequentially communicated, non-deformable connecting cavity and lower elastic cavity, the connecting cavity with
The big cavity body structure in intermediate small both sides is formed between the upper elastic cavity, the lower elastic cavity;The field generator for magnetic also has
There is the protective cover for the outer wall for being socketed on the connecting cavity, the coil is set between the connecting cavity and the protective cover;It is described
Clamping part is connect with the outer wall of the protective cover.
2. as described in claim 1 based on the sprayer of magnetorheological fluid, which is characterized in that the field generator for magnetic also has
The annular magnet being fixed in the protective cover, the coil are wound on the annular magnet.
3. as claimed in claim 2 based on the sprayer of magnetorheological fluid, which is characterized in that the mounting rack also have with it is described
The fixed part of clamping part connection, the fixed part are installed on the top in the shell and being located at the elastic cavity, the clamping
Portion is stretched out by the bottom surface of the fixed part, is provided with the ring for being connected to the inlet and the fluid flow paths on the fixed part
Shape through-hole.
4. as described in claim 1 based on the sprayer of magnetorheological fluid, which is characterized in that the nozzle assembly also has pivot joint
In on the shell rotating disk, be fixed in the rotating disk rotation control mechanism and between the axial direction of the rotating disk
Every the nozzle of setting, the rotation control mechanism is for driving the rotating disk rotation to drive a nozzle in the nozzle
It is docked with the liquid outlet, the jet hole of the nozzle forms the atomizing nozzle.
5. as claimed in claim 4 based on the sprayer of magnetorheological fluid, which is characterized in that the shell includes cricoid body
And removably sealing cover is in the first end cover and second end cover at the both ends of the body, the first end cover is equipped with institute
Inlet is stated, the second end cover is equipped with the liquid outlet, and the rotating disk is articulated in the second end cover.
6. as claimed in claim 5 based on the sprayer of magnetorheological fluid, which is characterized in that the rotation control mechanism include with
The motor that the rotating disk is drivingly connected and the signal transmitting and receiving processor being electrically connected with the motor, at the signal transmitting and receiving
The rotating disk rotation according to the control command control motor driven received of reason device.
7. as claimed in claim 4 based on the sprayer of magnetorheological fluid, which is characterized in that the nozzle using Hydrodynamic nozzle,
One or more of aspiration nozzle and swirl nozzle.
8. as described in claim 1 based on the sprayer of magnetorheological fluid, which is characterized in that be additionally provided with liquid feeding on the elastic cavity
Mouthful;
Alternatively, the control assembly is set to the outside of the shell, the shell is equipped with for connecting the control assembly and institute
State the opening that the electric wire of coil passes through.
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CN201710635640.3A CN107494493B (en) | 2017-07-28 | 2017-07-28 | A kind of sprayer based on magnetorheological fluid |
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CN107494493B true CN107494493B (en) | 2019-09-10 |
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CN109757459B (en) * | 2019-02-22 | 2024-02-13 | 农业农村部南京农业机械化研究所 | Plant protection unmanned aerial vehicle fogdrop particle size and spray amount regulating and controlling device and method |
CN110013925A (en) * | 2019-05-22 | 2019-07-16 | 杭州沃凌的机电有限公司 | A kind of adjustable speed fluid tip structure |
US20220354618A1 (en) * | 2019-08-20 | 2022-11-10 | Koninklijke Philips N.V. | Method and system for magnetorheological control of personal care device orifices |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203857101U (en) * | 2014-04-21 | 2014-10-01 | 吉林大学 | Bidirectional flow control valve |
CN204412514U (en) * | 2015-01-26 | 2015-06-24 | 厦门理工学院 | Liquid droplet injection apparatus |
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2017
- 2017-07-28 CN CN201710635640.3A patent/CN107494493B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203857101U (en) * | 2014-04-21 | 2014-10-01 | 吉林大学 | Bidirectional flow control valve |
CN204412514U (en) * | 2015-01-26 | 2015-06-24 | 厦门理工学院 | Liquid droplet injection apparatus |
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