CN107135909A - A kind of municipal gardens watering device - Google Patents
A kind of municipal gardens watering device Download PDFInfo
- Publication number
- CN107135909A CN107135909A CN201710322322.1A CN201710322322A CN107135909A CN 107135909 A CN107135909 A CN 107135909A CN 201710322322 A CN201710322322 A CN 201710322322A CN 107135909 A CN107135909 A CN 107135909A
- Authority
- CN
- China
- Prior art keywords
- spoke
- cylinder
- wheel
- retainer plate
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/047—Spraying of liquid fertilisers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/09—Watering arrangements making use of movable installations on wheels or the like
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B37/00—Wheel-axle combinations, e.g. wheel sets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Soil Sciences (AREA)
- Combustion & Propulsion (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a kind of municipal gardens watering device, including vehicle frame, the vehicle frame both sides are respectively provided with two driving wheel apparatus, the driving wheel apparatus includes wheel, axletree, bearing, the support of bearing, first motor, first cylinder and the second cylinder, described axletree one end connects the wheel, the other end is connected to by gimbal coupling on the output shaft of first motor, the outer ring of the axletree and the bearing phase tight fit, the bearing radially provided with two rotating shafts, the rotating shaft is symmetrically set on the outer ring of the bearing, the other end of the rotating shaft is on the support of bearing, the rear end of first motor is provided with first cylinder, the output shaft of the output shaft of first cylinder and first motor is located on same axis.The present invention can adjust vehicle height, reasonable in design, simple operation, with practicality by adjusting the angle of inclination of wheel.
Description
Technical field
The present invention relates to technical field of vehicle, a kind of municipal gardens watering device is particularly related to.
Background technology
The watering device of prior art is complicated in the regulation of vehicle height, and practicality is low, it is necessary to improve.
The car wheel structure of the watering device of prior art is made up of wheel hub and tire mostly, and wheel hub uses and is integrally formed formula system
Technique is made, function is single, it is difficult to adapt to multiple road situation, have much room for improvement.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of municipal gardens watering device, to solve in the prior art
Watering device it is complicated in the regulation of vehicle height, wheel hub function is single in addition, it is difficult to adapt to multiple road situation
Technical problem.
In order to solve the above technical problems, embodiments of the invention provide a kind of municipal gardens watering device, including vehicle frame,
The vehicle frame both sides are respectively provided with two driving wheel apparatus, and the driving wheel apparatus includes wheel, axletree, bearing, the support of bearing, the
One motor, the first cylinder and the second cylinder, described axletree one end connect the wheel, and the other end is connected by gimbal coupling
In on the output shaft of first motor, the outer ring of the axletree and the bearing phase tight fit, the bearing are radially set
There are two rotating shafts, the rotating shaft is symmetrically set on the outer ring of the bearing, the other end of the rotating shaft is located at the support of bearing
On, the rear end of first motor is provided with first cylinder, and the output shaft of first cylinder is defeated with first motor
Shaft is located on same axis, and the side wall of first cylinder is connected to the vehicle frame by second cylinder being vertically arranged
On, second cylinder drives first cylinder vertically moving, and first cylinder drives the first motor edge
The axial movement of first motor output shaft；
The rear end of the vehicle frame is provided with watering device, and the watering device includes storage tank, base, rotating cylinder and axis,
The base is on storage tank, and the storage tank is installed on vehicle frame, and the base is provided with limbers, and the rotating cylinder is in
Axle is rotatably connected on the base, and the rotating cylinder is hollow structure, and the outer face of the rotating cylinder to be at where axle center
The center of circle is evenly equipped with four outer circle holes, and the rotating cylinder with place where axle center is that the center of circle is evenly equipped with four inner circles close to the inner face of base
Hole, the outer circle hole and the homogeneous correspondence of interior circular hole are coaxially disposed, and each outer circle hole is misplaced in 90 ° by flexible pipe connection with it
Circular hole；The base, which has to enclose between four support arms being connected on its madial wall, four support arms, constitutes described lead to
Water hole, the junction of four support arms is provided with centre bore, and the centre bore is used to penetrate the axis.
Wherein, the wheel includes wheel hub and tire, and it is solid that the wheel hub includes the wheel hub fixed plate that is connected with axletree, spoke
Fixed circle and spoke, the spoke retainer plate are vertically connected at outside the outer rim of wheel hub fixed plate, the two ends of the spoke retainer plate
Multiple spokes are hinged with edge, circumferencial direction of the spoke along spoke retainer plate outer rim positioned at homonymy is uniformly arranged, and institute
State spoke to be arranged in pairs at the two ends outer rim of spoke retainer plate, a tire, institute are installed at the outer end of each pair spoke
The elastic inflated tire that tire is bar shaped is stated, the spoke retainer plate is provided with sliding groove, the sliding groove and is provided with a cunning
Moving-coil, the sliding ring is coaxially disposed with spoke retainer plate, and the circle of the sliding ring, which is passed through, is more than spoke retainer plate, each pair spoke it
Between be provided with the inside of a drive rod, the spoke and be provided with T-slot along its length, the two ends of the drive rod are provided with T connector, and point
In the T-slot for not being installed on corresponding spoke, the middle part vertical direction of the drive rod is connected with a guide rod, the fortune of the guide rod
It is dynamic to be limited in a guide groove, guide rod is moved in its longitudinal direction, the guide groove is fixed on spoke retainer plate, the guide rod
Lower end be hinged with a connecting rod, the other end of the connecting rod is articulated with sliding ring, is additionally provided with always on the spoke retainer plate
Line motor, the linear electric motors driving sliding ring moves back and forth along sliding groove, and the sliding groove drives drive rod edge by connecting rod
The radial motion of wheel hub.
Wherein, the power of the linear electric motors and the first motor is by lithium battery power supply.
Wherein, the vehicle of the lithium battery car is highly height of the wheel in vertical direction.
The above-mentioned technical proposal of the present invention has the beneficial effect that：
In such scheme, the present invention can adjust vehicle highly by adjusting the angle of inclination of wheel, reasonable in design,
Simple operation, with practicality.
The wheel of the present invention is installed on axletree, when path formation, drives the moving mass on linear electric motors to left movement,
Sliding ring is driven to left movement, so as to drive drive rod to be moved to the direction away from hub axis by connecting rod, so that will correspondence
Spoke group it is close to each other, single tire is become waist-drum-shaped, so that the frictional force with ground is reduced, when road is rugged and rough
When, driving linear electric motors on moving mass move right, drive sliding ring move right so that by connecting rod drive drive rod to
Moved close to the direction of hub axis, so that spoke be strutted to both sides, single tire is become flat, so as to increase contact
Area, improves stability.The present invention has a wide range of application, it is adaptable to multiple road situation, with practicality.Additionally, due to a car
Wheel is made up of multiple small tires, after one of them small damaged tyres, it is not necessary to whole giant tyre is changed as prior art, only
Small tire need to be changed, cost is saved.
Brief description of the drawings
Fig. 1 is structure chart of the invention.
Fig. 2 is in the schematic diagram of vertical state for the wheel of the present invention.
Fig. 3 is located at the schematic diagram of heeling condition for the wheel of the present invention.
Fig. 4 is the structure chart of the gimbal coupling of the present invention.
Fig. 5 is the structure chart of the wheel of the present invention.
Fig. 6 is the spoke and the matching chart of drive rod of the wheel of the present invention.
Fig. 7 is the stereoscopic figure of the wheel of the present invention.
Fig. 8 is the sectional view of the watering device of the present invention.
Fig. 9 is the top view of the rotating cylinder of the watering device of the present invention.
Figure 10 is the stereogram of the base of the watering device of the present invention.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
As shown in Figure 1 to Figure 3, the embodiment of the present invention provides a kind of municipal gardens watering device, including vehicle frame 30, described
The both sides of vehicle frame 30 are respectively provided with two driving wheel apparatus, and the position of four groups of driving wheel apparatus is similar to common car car wheel structure
Installation site, both sides are symmetrical, each one before and after every side, and the driving wheel apparatus includes wheel 13, axletree 2, bearing 31, bearing
Support 32, the first motor 33, the first cylinder 34 and the second cylinder 35, described one end of axletree 2 connect wheel 13, and the other end passes through ten thousand
It is connected to section shaft coupling 36 on the output shaft of the first motor 33, outer ring and the phase tight fit of bearing 31, the axle of the axletree 2
Hold 31 radially provided with two rotating shafts 37, the rotating shaft 37 is symmetrically set on the outer ring of bearing 31, the rotating shaft 37 it is another
End on the support of bearing 32, therefore the bearing 31 can around the shaft 37 axial rotation, the rear end of first motor 33 is set
There is first cylinder 34, the output shaft of the output shaft of first cylinder 34 and the first motor 33 is located on same axis, institute
The side wall for stating the first cylinder 34 is connected on vehicle frame 30 by the second cylinder 35 being vertically arranged, second cylinder 35 driving the
One cylinder 34 is vertically moving, and first cylinder 34 drives the first motor 33 to be transported along the axial direction of the output shaft of the first motor 33
It is dynamic.
As shown in figure 4, the gimbal coupling 36 includes the first universal-joint fork 61, the second universal-joint fork 62 and cross axle
63, one end of first universal-joint fork 61 is connected by the cross axle 63 with one end of the second universal-joint fork 62.Described
The other end of one universal-joint fork 61 connects the output shaft of the first motor 33, the other end connection axletree of second universal-joint fork 62
2。
The vehicle of watering device of the present invention is highly height of the wheel 13 in vertical direction, i.e., by becoming wheel change
The adjustable vehicle height of scheduling is tilted, vehicle is allowed by the low barrier of ground clearance so as to realize, because the present invention can be set
The small-sized electric telecar of close copy car is calculated as, therefore barrier can be this short space in desk bottom, also may be used certainly
To be other barriers in similar this short space.The vehicle height adjustment of the present invention is as follows：As shown in Fig. 2 first
Under beginning state, the first cylinder and the second cylinder are locked so as to remain relatively unchanged over, axial direction and the horizontal plane formation one of the first motor
Angle, the output shaft of the first motor is connected with axletree by gimbal coupling, axletree is kept horizontality, therefore wheel is protected
Hold in vertical state, the first electric motor starting passes through gimbal coupling output torque, driving moment motion.When need reduce vehicle
During height, as shown in figure 3, the take-off lever elongation of the first cylinder, the take-off lever of the second cylinder shrinks, make the output shaft of the first motor
Drive axletree to rotate around the axis by gimbal coupling, make the outer end of axletree, i.e., one end updip being connected with wheel, now car
Wheel has angle with horizontal plane shape, so that the vehicle height reduction of the present invention.
As shown in Figures 5 to 7, the wheel 13 includes wheel hub and tire 1, and the wheel hub includes the wheel being connected with axletree 2
Hub fixed plate 3, spoke retainer plate 4 and spoke 5, the spoke retainer plate 4 are vertically connected at the outer rim of wheel hub fixed plate 3, institute
State and multiple spokes 5 are hinged with the two ends outer rim of spoke retainer plate 4, the spoke 5 positioned at homonymy is along the outer rim of spoke retainer plate 4
Circumferencial direction be uniformly arranged, and the spoke 5 is arranged in pairs at the two ends outer rim of spoke retainer plate 4, each pair spoke 5 it is outer
One tire 1 is installed, the tire 1 is the elastic inflated tire of bar shaped, the two ends difference of tire length direction at end
At the outer end for being fixed on correspondence spoke 5, the spoke retainer plate 4 is provided with sliding groove 6, the sliding groove 6 and is provided with a cunning
Moving-coil 7, the sliding ring 7 is coaxially disposed with spoke retainer plate 4, and the circle of the sliding ring 7, which is passed through, is more than spoke retainer plate 4, each pair
A drive rod 8 is provided between spoke 5, the inner side of spoke 5 is provided with T-slot 501, the two ends of the drive rod 8 along its length
Provided with T connector 81, and it is respectively arranged in the T-slot 501 of corresponding spoke 5, the middle part vertical direction connection of the drive rod 8
There is a guide rod 9, the limitation of movement of the guide rod 9 makes guide rod 9 move in its longitudinal direction in guide groove 10, the guide groove 10
It is fixed on spoke retainer plate 4, the lower end of the guide rod 9 is hinged with a connecting rod 11, and the other end of the connecting rod 11 is articulated with cunning
On moving-coil 7, a linear electric motors 12 are additionally provided with the spoke retainer plate 4, the linear electric motors 12 drive sliding ring 7 along sliding groove
6 move back and forth, and the sliding groove 6 drives radial motion of the drive rod 8 along wheel hub by connecting rod 11.The connecting rod 11 and wheel hub
Axially have angle setting, to ensure the transmission of power.Control to linear electric motors can also be realized by remote control device.
The drive rod 8 is parallel with the axial direction of spoke retainer plate 4, and the length of the drive rod 8 is more than spoke retainer plate 4
Axial length.
, can be according to the differences of application scenarios in actual use, the quantity to spoke and corresponding tire is adjusted, can be with
6 groups, 8 groups, 12 groups, 20 groups etc. are set to, when path formation, the moving mass on driving linear electric motors is to the left movement (left side in Fig. 5
Edge direction), sliding ring is driven to left movement, so that drive drive rod to be moved to the direction away from hub axis by connecting rod, from
And corresponding spoke group is close to each other, single tire is become waist-drum-shaped, so that the frictional force with ground is reduced, when road is rugged
It is rugged that not usually the moving mass on driving linear electric motors is moved right in (the right direction in Fig. 5), drives sliding ring to move right,
So as to drive drive rod to be moved to the direction close to hub axis by connecting rod, so that spoke be strutted to both sides, make single wheel
Tire becomes flat, so as to increase contact area, improves stability.The similar balloon of deformation principle of the single tire of bar shaped.
The power of the linear electric motors and the first motor is by lithium battery power supply (not shown).
As shown in Fig. 1, Fig. 8, Fig. 9 and Figure 10, the rear end of the vehicle frame 30 is provided with watering device, and the watering device includes
Storage tank 85, base 71, rotating cylinder 72 and axis 73, the base 71 is on storage tank 85, and the storage tank 85 is installed on
On vehicle frame 30, the base 71 is provided with limbers 711, and the rotating cylinder 72 is rotatably connected at the base 71 by axis 73
On, the rotating cylinder 72 is hollow structure, and the outer face of the rotating cylinder 72 is that the center of circle is evenly equipped with four outer circle holes with place where axle center
721, the rotating cylinder 72 with place where axle center is evenly equipped with four interior circular holes 722 close to the inner face of base 71 for the center of circle, it is described outside
Circular hole 721 and interior circular hole 722 are corresponded and are coaxially disposed, and each outer circle hole 721 is misplaced 90 ° by the connection of flexible pipe 74 with it
Interior circular hole 722.
The base 71 has to be enclosed between four support arms 712 being connected on its madial wall, four support arms 712
The limbers 711 is constituted, the junction of four support arms 712 is provided with centre bore 713, and the centre bore 713 is used to wear
Enter the axis 73.The upper surface and lower surface of the rotating cylinder 72 are used for through the axis 73 provided with central shaft hole 723.
During implementation agricultural chemicals or chemical fertilizer of sprinkling etc. will be needed to be pressurized by water pump in storage tank, be then connected with base, water
Stream passes sequentially through limbers on base and flexible pipe sprays away, and because flexible pipe is distorted shape, current are flow direction that can be to rotate
Ejected from flexible pipe, and produce rotating reactive force, and rotating cylinder is produced rotation relative to base, form spray area larger
The current of rotating-spray, improve operating efficiency, and do not need extra motor to drive, and energy-conserving and environment-protective alleviate equipment weight
Amount.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (4)
1. a kind of municipal gardens watering device, including vehicle frame, the vehicle frame both sides are respectively provided with two driving wheel apparatus, its feature
It is, the driving wheel apparatus includes wheel, axletree, bearing, the support of bearing, the first motor, the first cylinder and the second cylinder, institute
State axletree one end and connect the wheel, the other end is connected to by gimbal coupling on the output shaft of first motor, institute
State the outer ring of axletree and the bearing phase tight fit, the bearing radially provided with two rotating shafts, the rotating shaft is symmetrically set in
On the outer ring of the bearing, the other end of the rotating shaft is on the support of bearing, and the rear end of first motor is provided with institute
The first cylinder is stated, the output shaft of the output shaft of first cylinder and first motor is located on same axis, described first
The side wall of cylinder is connected on the vehicle frame by second cylinder being vertically arranged, the second cylinder driving described first
Cylinder is vertically moving, and first cylinder drives first motor to be transported along the axial direction of first motor output shaft
It is dynamic；
The rear end of the vehicle frame is provided with watering device, and the watering device includes storage tank, base, rotating cylinder and axis, described
Base is on storage tank, and the storage tank is installed on vehicle frame, and the base is provided with limbers, and the rotating cylinder can by axis
Be rotationally connected with the base, the rotating cylinder be where hollow structure, the outer face of the rotating cylinder using axle center at as the center of circle
It is evenly equipped with four outer circle holes, the rotating cylinder with place where axle center is that the center of circle is evenly equipped with four interior circular holes close to the inner face of base,
The outer circle hole and the homogeneous correspondence of interior circular hole are coaxially disposed, and each outer circle hole is connected and its 90 ° of inner circle of misplacing by flexible pipe
Hole；The base, which has, encloses the composition water flowing between four support arms being connected on its madial wall, four support arms
Hole, the junction of four support arms is provided with centre bore, and the centre bore is used to penetrate the axis.
2. municipal gardens watering device according to claim 1, it is characterised in that the wheel includes wheel hub and wheel
Tire, the wheel hub includes wheel hub fixed plate, spoke retainer plate and the spoke being connected with axletree, and the spoke retainer plate vertically connects
It is connected at the outer rim of wheel hub fixed plate, the two ends outer rim of the spoke retainer plate and is hinged with multiple spokes, positioned at homonymy
Circumferencial direction of the spoke along spoke retainer plate outer rim is uniformly arranged, and the spoke is paired at the two ends outer rim of spoke retainer plate
Set, a tire is installed at the outer end of each pair spoke, the tire is the elastic inflated tire of bar shaped, the spoke
Retainer plate is provided with sliding groove, the sliding groove and is provided with a sliding ring, and the sliding ring is coaxially disposed with spoke retainer plate,
The circle of the sliding ring, which passes through to be more than between spoke retainer plate, each pair spoke, is provided with a drive rod, along length side on the inside of the spoke
T connector is provided with to the two ends provided with T-slot, the drive rod, and is respectively arranged in the T-slot of corresponding spoke, it is described to drive
The middle part vertical direction of lever is connected with a guide rod, and the limitation of movement of the guide rod makes guide rod in its length side in a guide groove
Motion upwards, the guide groove is fixed on spoke retainer plate, and the lower end of the guide rod is hinged with a connecting rod, the connecting rod it is another
End is articulated with sliding ring, and a linear electric motors are additionally provided with the spoke retainer plate, and the linear electric motors driving sliding ring edge is sliding
Dynamic groove moves back and forth, and the sliding groove drives radial motion of the drive rod along wheel hub by connecting rod.
3. municipal gardens watering device according to claim 2, it is characterised in that the linear electric motors and the first motor
Power by lithium battery power supply.
4. municipal gardens watering device according to claim 3, it is characterised in that the vehicle height of the lithium battery car
For wheel vertical direction height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322322.1A CN107135909A (en) | 2017-05-09 | 2017-05-09 | A kind of municipal gardens watering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322322.1A CN107135909A (en) | 2017-05-09 | 2017-05-09 | A kind of municipal gardens watering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107135909A true CN107135909A (en) | 2017-09-08 |
Family
ID=59778258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710322322.1A Withdrawn CN107135909A (en) | 2017-05-09 | 2017-05-09 | A kind of municipal gardens watering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107135909A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107554752A (en) * | 2017-09-21 | 2018-01-09 | 宋萍萍 | A kind of municipal afforestation unmanned plane of taking photo by plane |
| CN107618666A (en) * | 2017-09-21 | 2018-01-23 | 林建民 | A kind of afforestation agricultural watering unmanned plane |
| CN111266374A (en) * | 2020-03-05 | 2020-06-12 | 惠安先锋机械有限公司 | Stainless steel reation kettle's wiper mechanism |
| CN112243638A (en) * | 2020-11-13 | 2021-01-22 | 广西科技师范学院 | Particulate matter hole sowing device with wheel pitch adjusting mechanism and using method |
-
2017
- 2017-05-09 CN CN201710322322.1A patent/CN107135909A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107554752A (en) * | 2017-09-21 | 2018-01-09 | 宋萍萍 | A kind of municipal afforestation unmanned plane of taking photo by plane |
| CN107618666A (en) * | 2017-09-21 | 2018-01-23 | 林建民 | A kind of afforestation agricultural watering unmanned plane |
| CN111266374A (en) * | 2020-03-05 | 2020-06-12 | 惠安先锋机械有限公司 | Stainless steel reation kettle's wiper mechanism |
| CN112243638A (en) * | 2020-11-13 | 2021-01-22 | 广西科技师范学院 | Particulate matter hole sowing device with wheel pitch adjusting mechanism and using method |
| CN112243638B (en) * | 2020-11-13 | 2024-03-01 | 广西科技师范学院 | Particulate matter hill-drop device with wheel tread adjusting mechanism and use method |
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Application publication date: 20170908 |