CN208360499U - A kind of electronic empennage mechanism of agricultural plant protection unmanned plane - Google Patents
A kind of electronic empennage mechanism of agricultural plant protection unmanned plane Download PDFInfo
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- CN208360499U CN208360499U CN201821031836.8U CN201821031836U CN208360499U CN 208360499 U CN208360499 U CN 208360499U CN 201821031836 U CN201821031836 U CN 201821031836U CN 208360499 U CN208360499 U CN 208360499U
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Abstract
A kind of electronic empennage mechanism of agricultural plant protection unmanned plane, including tail pipe, motor, motor rack, empennage, first connecting rod mechanism, first steering engine, motor is connected with power supply, the output shaft of motor is horizontal direction, empennage is connected on motor output shaft, motor is fixedly connected on motor rack, motor rack terminal horizontal is hinged on the tail pipe of unmanned plane, pivoted arm one is fixedly connected on motor rack, pivoted arm one is connect with one end of first connecting rod mechanism, the other end of first connecting rod mechanism is fixedly connected with the first steering engine and by the first servo driving, vertical direction is provided with the vertical plate of tail below tail pipe, the upper end of the vertical plate of tail is rotatably connected under tail pipe by rotation axis horizontal direction, pivoted arm two is fixedly connected in rotary shaft, pivoted arm two is connect with one end of second connecting rod mechanism.The utility model has certain oil-saving effect, and empennage is smaller to the flow perturbation effect below fuselage.
Description
Technical field
The utility model relates to a kind of unmanned airplane empennage mechanisms, and in particular to a kind of electronic empennage machine of agricultural plant protection unmanned plane
Structure belongs to agricultural plant protection unmanned plane field.
Background technique
Agricultural plant protection unmanned plane is achieved in current agriculture scale application and is widely applied, and installation drives to divide,
Agricultural helicopter has electronic and oily dynamic helicopter, due to electric helicopter voyage and load-carrying both limited by its carry electric power storage
Pond, so it is not suitable for working continuously on a large scale, the dynamic helicopter of oil is used for the most common or oily dynamic single rotor of agricultural plant protection
Helicopter, this helicopter are configured with empennage in tail, then engine is by wearing to overcome that main rotor generates from spin
The synchronous belt driving empennage being located in tail pipe rotates, and also has pulp distance varying mechanism, this empennage driving mechanism and machinery on empennage
Mechanism is complex, and to simplify empennage drive system, Chinese Patent Application No. 2012105971559,2015106863358 is equal
It proposes using motor-driven independent tail-rotor, this mode can reduce the complexity of empennage drive system, but specific
In agricultural plant protection application, due to the droplet very little (usual fogdrop diameter is 70-180 microns) generated when sprinkling, need very short
Crop surface is reached in time or will be evaporated, and the downward wind field that wherein main rotor rotation generates is to guarantee that droplet is quick
The effective way of crop surface is reached, however although the gas field that current empennage generates when rotated balances main rotor spin,
But the part disorder of downward airflow field is also resulted in simultaneously, flow-disturbing can be generated to the air-flow of lower section when empennage rotates, thus shadow
Ring plant protection effect.
Summary of the invention
The purpose of this utility model is that a kind of electronic empennage mechanism of agricultural plant protection unmanned plane is designed, to overcome or alleviated by
The flow-disturbing phenomenon that lower section air-flow is generated when empennage rotates.
The technical solution of the utility model is as follows: a kind of electronic empennage mechanism of agricultural plant protection unmanned plane, including tail pipe, electricity
Mechanical, electrical rack, empennage, first connecting rod mechanism, the first steering engine, the motor are connected with power supply, connect in the control circuit of motor
There is electron speed regulator, the output shaft of motor is horizontal direction, and empennage is connected on motor output shaft, the Plane of rotation and electricity of empennage
Machine output shaft is vertical, and the motor is fixedly connected on motor rack, and motor rack terminal horizontal is hinged on the tail pipe of unmanned plane, electricity
Pivoted arm one is fixedly connected in rack, pivoted arm one is connect with one end of first connecting rod mechanism, the other end of first connecting rod mechanism with
First steering engine is fixedly connected and by the first servo driving, and motor rack can rotate in the horizontal plane under the driving of the first steering engine；Institute
It states vertical direction below tail pipe and is provided with the vertical plate of tail, the upper end of the vertical plate of tail is rotatably connected on tail pipe by rotation axis horizontal direction
Under, pivoted arm two is fixedly connected in rotary shaft, pivoted arm two is connect with one end of second connecting rod mechanism, second connecting rod mechanism it is another
End is fixedly connected with the second steering engine and by the second servo driving, and the vertical plate of tail rotates under the second servo driving around rotary shaft；
Further, the tail pipe is axial and motor output shaft to angle between 90 ~ 180 degree；
Further, the rotational angle of the vertical plate of the tail is between 0 ~ 90 degree.
The positive advantageous effects of the utility model are: the first steering engine passes through first connecting rod mechanism driving-motor frame band
Dynamic motor is rotated relative to tail pipe, and then empennage Plane of rotation is driven to rotate relative to tail pipe, and the rotation of one side empennage generates
Thrust or pulling force can offset generated when the rotation of unmanned plane main rotor from spin；Another aspect empennage is far from fuselage, to fuselage
Following flow perturbation effect becomes smaller, to facilitate unmanned plane plant protection operation；When tail rotor turns to helicopter rear portion,
Empennage can not generate the wind-force offset from spin again, and at this moment the second steering engine drives the vertical plate rotation of tail by second connecting rod mechanism,
Tail hang down plate rotation adjust wind direction can produce offset main rotor generate from spin, so as to make the separate machine of empennage greater angle
Body can generate bigger forward thrust component to fuselage when empennage rotates, to facilitate unmanned plane flight forward, have certain
Oil-saving effect, and empennage to below fuselage flow perturbation effect it is smaller.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of the utility model.
The schematic diagram of one angle of empennage portion of Fig. 2 the utility model.
The schematic diagram of another angle of the empennage portion of Fig. 3 the utility model.
Specific embodiment
In order to more fully explain the implementation of the utility model, the embodiment of the utility model is provided.The embodiment
It is only the elaboration to the utility model, does not limit the scope of the utility model.
In conjunction with attached drawing to the further details of explanation of the utility model, respectively marked in attached drawing are as follows: 1: fuselage；2: main rotor；
3: tail pipe；4: empennage；5: motor rack；6: motor rack is rotatably connected on the axis on tail pipe；7: the first steering engines；8: first connecting rod machine
Structure；81: connecting rod one；82: articulated shaft one；83: connecting rod two；84: articulated shaft two；85: pivoted arm one；9: second connecting rod mechanism；91: even
Bar three；82: articulated shaft three；83: connecting rod four；84: articulated shaft four；85: pivoted arm two；10: tail hangs down plate；11: the second steering engines；12: rotation
Shaft.
As shown in the picture, a kind of electronic empennage mechanism of agricultural plant protection unmanned plane, in figure, 1 is the fuselage of unmanned plane；Based on 2
Rotor, including tail pipe 3, motor, motor rack 5, empennage 4, first connecting rod mechanism 8, the first steering engine 7, motor are located in motor rack,
Motor is not shown in figure, the motor is connected with power supply, electron speed regulator, electronic speed regulation are connected in the control circuit of motor
Device is device mature at present, has mature application on electronic unmanned plane, and the output shaft of motor is horizontal direction, and empennage connects
It connects on motor output shaft, 4 show empennage, and the Plane of rotation of empennage is vertical with motor output shaft, and the motor is fixedly connected
On motor rack, motor rack terminal horizontal is rotatably connected on the tail pipe of unmanned plane, and 6, which show motor rack, is rotatably connected on tail pipe
On axis, be fixedly connected with pivoted arm 1 on motor rack, pivoted arm one is connect with one end of first connecting rod mechanism, first connecting rod mechanism
The other end be fixedly connected with the first steering engine and by the first servo driving, motor rack can be in horizontal plane under the driving of the first steering engine
Interior rotation；The tail pipe is axial when rotation and motor output shaft to angle it is adjustable between 90 ~ 180 degree；As shown in Figure 2,
First connecting rod mechanism includes connecting rod 1 and connecting rod 2 83, and one end of connecting rod one is fixedly connected on the output shaft of the first steering engine,
The other end and connecting rod two are hinged by articulated shaft 1, and the other end of connecting rod two between articulated shaft 2 84 and pivoted arm one by cutting with scissors
It connects, articulated shaft one can be fixedly connected with one in connecting rod one, connecting rod two；Articulated shaft two can be with connecting rod two, pivoted arm one
One of them is fixedly connected, and vertical direction is provided with the vertical plate 10 of tail below the tail pipe, and the upper end of the vertical plate 10 of tail passes through rotary shaft
12 horizontal directions are rotatably connected under tail pipe, and pivoted arm 2 85, pivoted arm two and second connecting rod mechanism are fixedly connected in rotary shaft
One end connection, the other end of second connecting rod mechanism are fixedly connected with the second steering engine and by the second servo drivings, and tail hangs down plate second
It is rotated under servo driving around rotary shaft, as shown in Figure 3, second connecting rod mechanism includes connecting rod 3 91 and connecting rod 4 93, connecting rod three
One end be fixedly connected on the output shaft of the second steering engine, the other end and connecting rod four are hinged by articulated shaft 3 92, connecting rod three
The other end passes through between articulated shaft 4 85 and pivoted arm 2 85 hingedly, and articulated shaft two can be solid with one in connecting rod three, connecting rod four
Fixed connection；Articulated shaft four can be fixedly connected with one of connecting rod four, pivoted arm two, the tail hang down plate rotational angle 0 ~
Between 90 degree.It is to hold very much because steering engine is the application component of mature and reliable on unmanned plane using the first steering engine and the second steering engine
It is easy to install, and steering engine can rotate to set angle after can lock angle.Power supply can use battery in the application, can
Generator is connected on the engine of helicopter to charge the battery to be the power supply of empennage motor to use.
When unmanned plane takes off, main rotor rotation generates upward pulling force, it is assumed that main rotor rotates clockwise, and generates
It is anticlockwise from spin, the first steering engine makes motor output shaft and tail pipe hang down by first connecting rod mechanism driving-motor frame at this time
Directly, at this time empennage rotate, by electron speed regulator adjust empennage revolving speed make its generate thrust and spin dynamic balance, at this time nobody
Machine takes off；To flight forward after taking off, on the one hand forward pulling force, another party can be generated by adjusting the blade angle of main rotor
Face can increase the angle of empennage motor output shaft and tail pipe by the first servo driving, be larger than 90 degree, produce empennage rotation
Before death to thrust component, while rotating by the second servo driving tail plate that hangs down and move an angle, generation can offset main rotor
The air-flow from spin, on the other hand the utility model can make empennage far from fuselage, reduce to the interference in air flow below fuselage, together
When empennage can produce it is preceding to thrust.
Claims (3)
1. a kind of electronic empennage mechanism of agricultural plant protection unmanned plane, it is characterised in that: including tail pipe, motor, motor rack, empennage,
One link mechanism, the first steering engine, the motor are connected with power supply, electron speed regulator, motor are connected in the control circuit of motor
Output shaft be horizontal direction, empennage is connected on motor output shaft, and the Plane of rotation of empennage is vertical with motor output shaft, described
Motor is fixedly connected on motor rack, and motor rack terminal horizontal is hinged on the tail pipe of unmanned plane, is fixedly connected on motor rack
Pivoted arm one, pivoted arm one are connect with one end of first connecting rod mechanism, and the other end of first connecting rod mechanism is fixedly connected with the first steering engine
And by the first servo driving, motor rack can rotate in the horizontal plane under the driving of the first steering engine；Vertical side below the tail pipe
To the vertical plate of tail is provided with, the upper end of the vertical plate of tail is rotatably connected under tail pipe by rotation axis horizontal direction, fixed in rotary shaft to connect
It is connected to pivoted arm two, pivoted arm two is connect with one end of second connecting rod mechanism, and the other end of second connecting rod mechanism is fixed with the second steering engine
Connect and by the second servo driving, tail hammer under the second servo driving around rotary shaft rotate.
2. a kind of electronic empennage mechanism of agricultural plant protection unmanned plane according to claim 1, it is characterised in that: the tail pipe axis
To and motor output shaft to angle between 90 ~ 180 degree.
3. a kind of electronic empennage mechanism of agricultural plant protection unmanned plane according to claim 2, it is characterised in that: the tail hangs down plate
Rotational angle between 0 ~ 45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821031836.8U CN208360499U (en) | 2018-07-02 | 2018-07-02 | A kind of electronic empennage mechanism of agricultural plant protection unmanned plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821031836.8U CN208360499U (en) | 2018-07-02 | 2018-07-02 | A kind of electronic empennage mechanism of agricultural plant protection unmanned plane |
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| CN208360499U true CN208360499U (en) | 2019-01-11 |
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| CN201821031836.8U Active CN208360499U (en) | 2018-07-02 | 2018-07-02 | A kind of electronic empennage mechanism of agricultural plant protection unmanned plane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271668A (en) * | 2019-06-18 | 2019-09-24 | 深圳高度创新技术有限公司 | Rescue unmanned plane in waters |
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2018
- 2018-07-02 CN CN201821031836.8U patent/CN208360499U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271668A (en) * | 2019-06-18 | 2019-09-24 | 深圳高度创新技术有限公司 | Rescue unmanned plane in waters |
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