CN108910047A - A kind of flusher and the unmanned plane using the flusher - Google Patents
A kind of flusher and the unmanned plane using the flusher Download PDFInfo
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- CN108910047A CN108910047A CN201810797132.XA CN201810797132A CN108910047A CN 108910047 A CN108910047 A CN 108910047A CN 201810797132 A CN201810797132 A CN 201810797132A CN 108910047 A CN108910047 A CN 108910047A
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- China
- Prior art keywords
- output shaft
- driving motor
- end cap
- storage container
- water storage
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing or receiving articles, liquids, or the like, in flight
- B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
- B64D1/18—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Pest Control & Pesticides (AREA)
- Mechanical Engineering (AREA)
- Insects & Arthropods (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of flusher and the unmanned plane using the flusher, the flusher include driving motor and sprinkling disk, are fixedly connected between the output shaft and sprinkling disk of driving motor, casing is equipped on the outside of driving motor；It is characterized in that：Along the axial direction of the output shaft, water storage container is provided between the driving motor and sprinkling disk, water inlet and water outlet are offered on the wall of water storage container, the output shaft is arranged in water outlet, has the first spaced radial between the inner edge and output shaft of water outlet；Along the axial direction of the output shaft, an end cap is provided between the water storage container and driving motor, which covers the open top of water storage container, offers pilot hole on end cap, the output shaft is arranged in pilot hole；Along the axial direction of the output shaft, at least one barrier structure is arranged on the output shaft, barrier structure is located between driving motor and sprinkling disk；The flusher is provided on the unmanned plane.
Description
Technical field
The present invention relates to flusher and using the unmanned plane of the flusher.
Background technique
Referred to as " unmanned plane ", english abbreviation is " UAV " to UAV, is remote control distributor and/or autonomous control flight
Not manned aircraft.Unmanned plane does not need pilot and drives in cabin, and flight overall process is under the control of electronic equipment
It is automatically performed.Do not have to that any equipment related with pilot is installed on unmanned plane, it in this way can be heavier with vacating space and weight dress
The equipment wanted.It is divided by different using field, unmanned plane can be divided into military, civilian and consumer level three categories.For civilian nothing
It is man-machine, it takes photo by plane in video display, traditional agriculture and forestry, industrial operations, disaster assistance, public safety and consumer entertainment industry field combine
To extensive use.
Agricultural with unmanned plane is mainly used for that the application of pesticide/fertilizer due to the sprinkling of existing pesticide/fertilizer, can be made
Operating personnel is exposed in the environment of chemicals and causes the unnecessary injury to human body, thus is mounted with flusher
Nolo flight（UAV）Spray insecticide/fertilizer in the emerging trend that has become of use.
Unmanned plane is administered and is mainly realized by sprinkling system, currently on the market existing flusher, working method
Predominantly centrifugal atomizing and electro-hydrodynamic atomization, in order to mitigate the weight of whole system, unmanned plane sprinkling mostly uses centrifugal atomizing to spray greatly
Head drives showerhead electrode by generator on aircraft, medical fluid is thrown out, forms droplet.The size of droplet can pass through adjusting
Revolving speed and spray head turntable structure are realized.
Flusher on existing market, due to structure design the problem of, waterproofness is poor, be easy in use so that
Medical fluid during sprinkling enter motor, lead to the corrosion and short circuit of motor, significantly reduce flusher reliability and
Service life.
Summary of the invention
The present invention provides a kind of flusher and the unmanned plane using the flusher, and its object is to prevent liquid from entering
The gap of driving motor output shaft and cause even to burn or the consequences such as corrosion electrical motor into water, short circuit.
In order to achieve the above objectives, the first technical solution that the present invention uses is：A kind of flusher, including driving motor and
Disk is sprayed, is fixedly connected between the output shaft and sprinkling disk of driving motor, casing is equipped on the outside of driving motor；Its innovation is：
Along the axial direction of the output shaft, it is provided with water storage container between the driving motor and sprinkling disk, which is top
Portion's uncovered structure, open top are arranged towards the driving motor, and water inlet and water outlet are offered on the wall of water storage container,
The output shaft is arranged in water outlet, has the first spaced radial between the inner edge and output shaft of water outlet；
Along the axial direction of the output shaft, an end cap is provided between the water storage container and driving motor, which covers water storage
The open top of container offers pilot hole on end cap, the pilot hole along output shaft it is axial from close to driving motor one end to
It is tapered configuration far from driving motor one end, the output shaft is arranged in pilot hole, the inner edge at pilot hole osculum end and output
There is the second spaced radial between axis, there is third spaced radial between the inner edge and output shaft of pilot hole big opening end；
Along the axial direction of the output shaft, at least one barrier structure is arranged on the output shaft, barrier structure is located at driving electricity
Between machine and sprinkling disk.
In order to achieve the above objectives, the second technical solution that the present invention uses is：A kind of unmanned plane, innovation are：It is described
Flusher described in the first technical solution is provided on unmanned plane.
Related content in above-mentioned technical proposal is explained as follows：
In above-mentioned technical proposal, the barrier structure includes the first washer, which is set to end cap close to driving motor
Side, the first washer positioning are set to the big opening end on the output shaft and being located at pilot hole, and the first washer is on end cap
Axis projection cover the third spaced radial.
In above-mentioned technical proposal, the barrier structure includes second packing ring, which is set to end cap far from driving
Motor side, the second packing ring positioning are set to the osculum end on the output shaft and being located at pilot hole, and second packing ring is being held
The axis projection covered covers second spaced radial.
In above-mentioned technical proposal, the barrier structure can also be the resistance shifted to install in the axial direction and circumferential direction of output shaft
Block or barrier sheet etc., as long as liquid can be prevented along output shaft uplink.
In above-mentioned technical proposal, the water storage container has bottom and side wall, and open top is formed between bottom and side wall
Accommodating space, the water inlet is opened on side wall, and water outlet is opened in bottom；
Correspond to water inlet in the water storage container and be provided with block piece, which is set between water inlet and output shaft.
In above-mentioned technical proposal, the pilot hole is tapered configuration, its role is to：Convenient for liquid from end cap more rapidly
Ground passes back into water storage container, meanwhile, it is more concentrated so that liquid reflux obtains, prevents liquid splash, improve centrifugation spray effect.
In above-mentioned technical proposal, the end cap includes bottom plate, driving motor is provided with side on bottom plate, side is the bottom of along
Plate circumferentially, between side and bottom plate forms an accommodating space, can store liquid to a certain degree, even if liquid passes through assembly
Hole enters end cap, also can store in the accommodating space of end cap, prevent within a certain period of time liquid contact motor or into
Enter motor.
Axial spacing between first washer and driving motor is greater than or equal to 0 and is less than or equal to 1 millimeter, such as
Fruit has partially liq to enter in end cap by pilot hole, and small axial spacing can be into one between the first washer and driving motor
Step prevents liquid from entering driving motor from the small axial spacing.
In above-mentioned technical proposal, connection is fixed by the way that the first location structure is opposite between the end cap and water storage container；Institute
It states and fixes connection by the way that the second location structure is opposite between end cap and casing.
In above-mentioned technical proposal, locating slot can be used with the second location structure for first location structure and locating piece is mutually embedding
The structure that establishing is closed, the structure being perhaps clasped or the structure being threadedly engaged etc., as long as can be realized opposite between the two
Fixation, those skilled in the art can select suitable location structure according to actual needs.
In above-mentioned technical proposal, the bottom plate of the end cap towards correspond on the side of water storage container second packing ring be provided with it is convex
Platform, the boss circumferentially, reduce the contact area of the output shaft and liquid along the pilot hole；In practical applications, if
It is not provided with boss, by increasing the height of second packing ring, to reduce the axial direction between second packing ring and the water outlet of water storage container
Spacing also can reach desired waterproof effect.
In above-mentioned technical proposal, the water inlet is connected with conduit.
In above-mentioned technical proposal, a lid is equipped in the axial direction of the output shaft, between sprinkling disk and the water storage container
Disk is sprayed in body, lid covering, and the water outlet that water storage container is corresponded on lid offers a lid water inlet, lid water inlet
Opening size be greater than water outlet opening size；In practical application, it can also be not provided with lid, at this time water storage container water outlet
The liquid of outflow flows directly into sprinkling disk, and the liquid sprayed in disk runner in order to prevent is overflowed full of runner, directly from runner
And centrifugal effect is lost, it can be by the depth down of runner, so that more liquid can be stored in runner, even if at this time
It is not provided with lid also and preferable atomizing effect may be implemented.
Working principle of the present invention is：The present invention adds a water storage container between driving motor and sprinkling disk, in work shape
Under state, liquid enters water storage container from the water inlet of water storage container, and water storage container is fallen into after the blocking of block piece, and water storage holds
Liquid a part in device is flowed on sprinkling disk by water outlet, and driving motor drives sprinkling disc spins will be on sprinkling disk with this
Liquid is atomized into as drop；Another part liquid has little time to flow out from water storage container, along the output shaft uplink of driving motor,
During uplink, second packing ring, end cap and the first washer sequentially form three lines of defence, to prevent the liquid of uplink along output
Axis enters in driving motor；The present invention has thoroughly prevented liquid and has entered driving motor, effective protection driving motor, and structure is new
Grain husk is skillfully constructed, convenient for safeguarding, is suitable for promoting.
Detailed description of the invention
Fig. 1 is one decomposition side view of the embodiment of the present invention；
Fig. 2 is one stereogram exploded view of the embodiment of the present invention；
Fig. 3 is one assembled state cross-sectional view of the embodiment of the present invention；
Fig. 4 is one water storage container internal structure perspective view of the embodiment of the present invention；
Fig. 5 is one end cap perspective view of the embodiment of the present invention；
In the figures above：1, driving motor；12, output shaft；13, casing；14, mounting base；2, water storage container；21, bottom；211,
Water outlet；22, side wall；221, water inlet；23, block piece；24, conduit；3, disk is sprayed；4, end cap；41, bottom plate；411, it assembles
Hole；42, side；5, the first washer；6, second packing ring.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment one：
Referring to shown in Fig. 1 ~ 5, a kind of flusher, including driving motor 1 and sprinkling disk 3, driving motor 1 are set to a mounting base 14
On, it is fixedly connected between the output shaft 12 and sprinkling disk 3 of driving motor 1, casing 13 is equipped on the outside of driving motor 1.
Along the axial direction of the output shaft 12, it is provided with water storage container 2 between the driving motor 1 and sprinkling disk 3, the water storage
Container 2 has bottom 21 and side wall 22, the accommodating space of an open top is formed between bottom 21 and side wall 22, the accommodating space
Open top arranged towards the driving motor 1, water inlet 221, water storage container 2 are offered on the side wall 22 of water storage container 2
Bottom 21 offer water outlet 211, the output shaft 12 is arranged in water outlet 221, the inner edge of water outlet 221 and output shaft
There is the first spaced radial between 12.Those skilled in the art can according to need, the first radially spaced size of design, and first
Spaced radial is bigger, and the liquid in water storage container 2 is easier to enter sprinkling disk 3, and liquid is prevented to be jammed in water storage container.
It is shown in Figure 4, correspond to water inlet 221 in the water storage container 2 and be provided with block piece 23, which sets
Between water inlet 221 and output shaft 12, block piece 23 be flat member or block member, as long as can prevent liquid from into
The mouth of a river 221 directly contacts output shaft 12 when entering water storage container 2.The setting of block piece 23 can prevent liquid from entering
Output shaft 12 is directly contacted when water storage container 2, is avoided liquid along 12 uplink of output shaft and is entered in driving motor 1, certain journey
Water-proof function is also achieved on degree.
Along the axial direction of the output shaft 12, an end cap 4, the end cap are provided between the water storage container 2 and driving motor 1
The open top of 4 covering water storage containers 2, offers pilot hole 411 on end cap 4, the pilot hole 411 along output shaft 12 it is axial by
Close to 1 one end of driving motor to being tapered configuration far from 1 one end of driving motor, the output shaft 12 is arranged in pilot hole 411,
There is the second spaced radial, it is preferable that the second spaced radial is greater than 0 between the inner edge and output shaft 12 at 411 osculum end of pilot hole
And it is less than or equal to 1 millimeter, certainly, those skilled in the art can according to need, and designs the second radially spaced size, prevents
The friction of pilot hole 411 and output shaft 12, meanwhile, the second spaced radial as far as possible it is small, to avoid liquid between the second radial direction
Enter end cap 4 between；There is third spaced radial, third is radial between the inner edge and output shaft 12 of 411 big opening end of pilot hole
Interval is greater than the second spaced radial, to accelerate liquid reflux to enter in water storage container 2.
The barrier structure includes the first washer, which is set to end cap close to 1 side of driving motor, and first
Washer 5 positions the big opening end for being set on the output shaft 12 and being located at pilot hole 411, defeated between the first washer 5 and end cap 4
There is the first gap, to prevent the friction of the first washer 5 and end cap 4, the first gap is greater than or equal to 0 simultaneously in the axial direction of shaft 12
And it is less than or equal to 1 millimeter, those skilled in the art can according to actual needs set the first gap, it is preferable that the
One gap is 0.5 millimeter, it is preferable that the first gap is 0.3 millimeter, it is preferable that the first gap is 0.1 millimeter, as long as guaranteeing the
One gap as far as possible it is small but the first washer 5 will not be allowed to rub with end cap 4 again.First gap as far as possible it is small, to prevent
Only in liquid entry end lid 4.Optionally, when the first gap is equal to 0, the first washer 5 is contacted with end cap, needs to guarantee the at this time
The coefficient of friction of one washer 5 is lower, could work normally.Axis projection of first washer 5 on end cap 4 covers the third diameter
To interval, i.e. the maximum outside diameter of the first washer 5 is more than or equal to third spaced radial, so as to stop liquid using the first washer 5
Body enters in end cap 4, and liquid is avoided directly to enter end cap from the big opening end of pilot hole 411, to prevent liquid entry into driving electricity
In machine 1.
The barrier structure includes second packing ring 6, which is set to end cap far from 1 side of driving motor, and second
Washer 6 positions the osculum end for being set on the output shaft 12 and being located at pilot hole 411, defeated between second packing ring 6 and end cap 4
There is the second gap, to prevent the friction of second packing ring 6 Yu end cap 4, the second gap is greater than or equal to 0 simultaneously in the axial direction of shaft 12
And it is less than or equal to 1 millimeter, those skilled in the art can according to actual needs set the second gap, it is preferable that the
Two gaps are 0.6 millimeter, it is preferable that the second gap is 0.4 millimeter, it is preferable that the second gap is 0.1 millimeter, as long as guaranteeing the
Two gaps as far as possible it is small but second packing ring 6 and end cap 4 will not be allowed to rub again.First gap and the second gap can phases
Deng, it can also be unequal, it can be changed according to the design needs.Second gap as far as possible it is small, to prevent liquid along
Two gaps enter pilot hole 411 and enter in end cap.Optionally, when the second gap is equal to 0, second packing ring 5 is contacted with end cap,
It needs to guarantee that the coefficient of friction of second packing ring 5 is lower at this time, could work normally.Axis projection of the second packing ring 6 on end cap 4
Cover second spaced radial, i.e., the maximum outside diameter of second packing ring 6 is more than or equal to the second spaced radial, so as to utilize the
Two washers, 5 barrier liquid enters in pilot hole 411, and liquid is avoided directly to enter end cap, Jin Erjin from the osculum end of pilot hole 411
Enter in driving motor 1.
The barrier structure can only include first washer 5 or a second packing ring 6, and those skilled in the art
It can according to need, multiple first washers 5 or multiple second packing rings 6 are arranged in end cap side, to the first washer 5 and second packing ring
6 quantity with no restrictions, as long as liquid can be limited along 12 uplink of output shaft, it is preferable that can also simultaneously include set
The first washer 5 and second packing ring 6, axial direction of first washer 5 with second packing ring 6 along output shaft 12 being located on output shaft 12 set up separately
In the two sides of end cap 4, the waterproof effect played at this time is more preferable.
In the present embodiment, second packing ring 6 and the first washer 5 are arranged to same maximum outside diameter, manufacture easy to produce, but
In practice, the first washer 5 and second packing ring 6 of different maximum outside diameters also can be used, to achieve the purpose that waterproof, only
Guarantee the first washer 5 in the axis of axis projection covering third spaced radial and second packing ring 6 on end cap 4 on end cap 4
Second spaced radial is covered to projection, with no restrictions to the shape of the first washer 5 and second packing ring 6, material, ability
Field technique personnel, which can according to need, to be designed.
There is third space in the axial direction of output shaft 12, to avoid rotation between sprinkling disk 3 and the water storage container 2
The friction between disk 3 and fixed water storage container 2 is sprayed, which, which can according to need, is designed, and does not limit herein
System.
The pilot hole 411 is tapered configuration, its role is to：Storage is passed back into more quickly from end cap 4 convenient for liquid
In water container 2, meanwhile, it is more concentrated so that liquid reflux obtains, prevents liquid splash, improve centrifugation spray effect.Pilot hole 411
Big opening end is easy collecting liquid, so that liquid is quickly back in water storage container 2 along tapered configuration, concentrates on one at osculum end
It rises, prevents liquid splash.
Shown in Figure 5, the end cap 4 includes bottom plate 41, and driving motor 1 is provided with side 42, side on bottom plate 41
Side 42 circumferentially, forms an accommodating space along bottom plate 41 between side 42 and bottom plate 41, can store liquid to a certain degree, i.e.,
So that liquid is entered end cap 4 by pilot hole 411, also can store in the accommodating space of end cap 4, prevent within a certain period of time
Liquid contacts driving motor 1 or enters driving motor 1.The height of side can design, and the height of side is designed higher,
More liquid can be stored, liquid is further prevented to enter in driving motor 1.
Axial spacing between first washer 5 and driving motor 1 is greater than or equal to 0 and less than or equal to 1 millimeter,
Preferably, which is 0.2 millimeter, it is preferred that the spacing is 0.1 millimeter, and axial spacing is as small as possible herein, if there is part
Liquid is entered in end cap 4 by pilot hole 411, and small axial spacing can be further between the first washer 5 and driving motor 1
Prevent liquid from entering driving motor 1.Certainly, if the coefficient of friction of the first washer 5 is sufficiently small, 5 He of the first washer can be designed
Axial spacing between driving motor 1 is 0, in this way, neither interfering the rotation of output shaft 12, and can play better waterproof and make
With.
Connection is fixed by the way that the first location structure is opposite between the end cap 4 and water storage container 2.
Connection is fixed by the way that the second location structure is opposite between the end cap 4 and casing 13.By the first location structure and
Water storage container 2, end cap 4 are sealedly and fixedly connected in the axial direction of output shaft second location structure with casing 13.
Locating slot can be used with the second location structure for first location structure and locating piece is mutually embedded the structure of cooperation, or
Structure that person is clasped, or the structure being threadedly engaged etc., as long as can be realized relatively fixed between the two, this field
Technical staff can select suitable location structure according to actual needs.
The bottom plate 41 of the end cap 4 is provided with boss towards corresponding to second packing ring 6 on the side of water storage container 2, the boss
Circumferentially along the pilot hole 411, there is axial second gap, to prevent second packing ring 6 between boss and second packing ring 6
With the friction of boss, as hereinbefore, details are not described herein for the design in the second gap herein.The design of boss can reduce
Axial spacing between two washers 6 and the water outlet 211 of water storage container 2 reduces the contact area of output shaft 12 and liquid, makes
It obtains liquid as few as possible to enter along 12 uplink of output shaft in end cap 4, plays waterproof action.In practical applications, pass through
The height for increasing second packing ring 6, cooperates the boss of certain altitude, or be not provided with boss, directly increases the height of second packing ring 6
Degree, also can reduce the axial spacing between second packing ring 6 and the water outlet 211 of water storage container 2, also can reach desired waterproof
Effect.
The water inlet 221 is connected with conduit 24, and liquid enters water inlet 221 by conduit 24, holds hence into water storage
In device 2.
In the axial direction of the output shaft 12, a lid is equipped between the sprinkling disk 3 and water storage container 2, which covers
Lid sprays disk 3, and the water outlet 211 that water storage container 2 is corresponded on lid offers a lid water inlet, the opening of lid water inlet
Size is greater than the opening size of water outlet 211；In practical application, it can also be not provided with lid, at this time 2 water outlet of water storage container
The liquid of 211 outflows flows directly into sprinkling disk 3, sprays the liquid in 3 runner of disk in order to prevent and is full of runner, directly from runner
It overflows and loses centrifugal effect, it can be by the depth down of runner, so that more liquid can be stored in runner, at this time
Preferable atomizing effect may be implemented even if being not provided with lid also.
In the operating condition, liquid enters water storage container 2 from the water inlet 221 of water storage container 2, by the resistance of block piece 23
Water storage container 2 is fallen into after gear, liquid a part in water storage container 2 is flowed on sprinkling disk 3 by water outlet 211, driving motor 1
Drive the sprinkling rotation of disk 3 that liquid sprayed on disk 3 is atomized into as droplet with this；Another part liquid has little time from water storage container
Flowed out in 2, along 12 uplink of output shaft of driving motor 1, during uplink, second packing ring 6, end cap 4 and the first washer 5 according to
Secondary formation three lines of defence, to prevent the liquid of uplink from entering in driving motor 1 along output shaft 12；The present invention has thoroughly prevented liquid
Body enters driving motor 1, and effective protection driving motor 1, structure novel is skillfully constructed, convenient for safeguarding, is suitable for promoting.
In above embodiments, the end cap 4 and water storage container 2 are two independent components, in practical application, end cap 4 with
The open top that water storage container 2 or integral structure, i.e. end cap 4 are fixed on water storage container 2, to close water storage container 2
Open top.
Embodiment two：
A kind of unmanned plane is provided with flusher as described in the examples on the unmanned plane, including but not limited to below rotor
The flusher is set, flusher is opened during unmanned plane during flying and realizes spraying operation.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of flusher, including driving motor and sprinkling disk are fixedly connected between the output shaft and sprinkling disk of driving motor,
Casing is equipped on the outside of driving motor；It is characterized in that：
Along the axial direction of the output shaft, it is provided with water storage container between the driving motor and sprinkling disk, which is top
Portion's uncovered structure, open top are arranged towards the driving motor, and water inlet and water outlet are offered on the wall of water storage container,
The output shaft is arranged in water outlet, has the first spaced radial between the inner edge and output shaft of water outlet；
Along the axial direction of the output shaft, an end cap is provided between the water storage container and driving motor, which covers water storage
The open top of container offers pilot hole on end cap, the pilot hole along output shaft it is axial from close to driving motor one end to
It is tapered configuration far from driving motor one end, the output shaft is arranged in pilot hole, the inner edge at pilot hole osculum end and output
There is the second spaced radial between axis, there is third spaced radial between the inner edge and output shaft of pilot hole big opening end；
Along the axial direction of the output shaft, at least one barrier structure is arranged on the output shaft, barrier structure is located at driving electricity
Between machine and sprinkling disk.
2. flusher according to claim 1, it is characterised in that：The barrier structure includes the first washer, this first
Washer is set to end cap close to driving motor side, and the first washer positioning is set on the output shaft and is located at pilot hole
Big opening end, axis projection of first washer on end cap cover the third spaced radial.
3. flusher according to claim 1, it is characterised in that：The barrier structure includes second packing ring, this second
Washer is set to end cap far from driving motor side, and the second packing ring positioning is set on the output shaft and is located at pilot hole
Osculum end, axis projection of the second packing ring on end cap cover second spaced radial.
4. flusher according to claim 1, it is characterised in that：The water storage container has bottom and side wall, bottom
The accommodating space of open top is formed between side wall, the water inlet is opened on side wall, and water outlet is opened in bottom；
Correspond to water inlet in the water storage container and be provided with block piece, which is set between water inlet and output shaft.
5. flusher according to claim 1, it is characterised in that：The end cap includes bottom plate, direction driving on bottom plate
Motor is provided with side, and side circumferentially, between side and bottom plate forms an accommodating space along bottom plate.
6. flusher according to claim 1, it is characterised in that：Axial direction between first washer and driving motor
Spacing is greater than or equal to 0 and is less than or equal to 1 millimeter.
7. flusher according to claim 1, it is characterised in that：It is fixed by first between the end cap and water storage container
The relatively fixed connection of bit architecture, fixes connection by the way that the second location structure is opposite between the end cap and casing.
8. flusher according to claim 1, it is characterised in that：The bottom plate of the end cap is towards the side of water storage container
Upper corresponding second packing ring is provided with boss, the boss along the pilot hole circumferentially, the height and second packing ring of the boss
Height cooperation, to reduce the contact area of the output shaft and liquid.
9. flusher according to claim 1, it is characterised in that：In the axial direction of the output shaft, the sprinkling disk
A lid is equipped between water storage container, disk is sprayed in lid covering, and the water outlet that water storage container is corresponded on lid offers
One lid water inlet, the opening size of lid water inlet are greater than the opening size of water outlet mouth.
10. a kind of unmanned plane, it is characterised in that：Spray described in any one of claim 1 ~ 9 is provided on the unmanned plane
Spill device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810797132.XA CN108910047B (en) | 2018-07-19 | 2018-07-19 | Sprinkler and unmanned aerial vehicle adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810797132.XA CN108910047B (en) | 2018-07-19 | 2018-07-19 | Sprinkler and unmanned aerial vehicle adopting same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108910047A true CN108910047A (en) | 2018-11-30 |
| CN108910047B CN108910047B (en) | 2023-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810797132.XA Active CN108910047B (en) | 2018-07-19 | 2018-07-19 | Sprinkler and unmanned aerial vehicle adopting same |
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| CN (1) | CN108910047B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108910047B (en) | 2023-12-29 |
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