CN211293267U

CN211293267U - Unmanned aerial vehicle positioner based on solar energy

Info

Publication number: CN211293267U
Application number: CN201921971438.9U
Authority: CN
Inventors: 赵中营; 赵桂云; 郝一腾; 王伟; 衡磊; 吴苑
Original assignee: Jiangsu Polytechnic College of Agriculture and Forestry
Current assignee: Jiangsu Polytechnic College of Agriculture and Forestry
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-08-18
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses an unmanned aerial vehicle positioner based on solar energy, including cylindrical cage body and gasbag, the gasbag is connected on cylindrical cage body, still including setting up the solar cell panel in cylindrical cage body, orientation module, the lithium cell, data transmission module and control module, the built-in gyroscope of control module, can judge the aircraft gesture, open the gasbag when judging the aircraft accident, when judging the aircraft accident this device landing and being in relative quiescent condition, select the power supply mode according to the state of solar cell panel and lithium cell, and send orientation module's locating signal through data transmission module. This device is firm, protective properties is good and have the field location ability of overlength continuation of the journey, can regularly send positioning information for a long time, greatly reduced the degree of difficulty of looking for the aircraft, and the at utmost reduces the loss of unmanned aerial vehicle after accident.

Description

Unmanned aerial vehicle positioner based on solar energy

Technical Field

The utility model relates to an unmanned aerial vehicle positioner especially relates to an unmanned aerial vehicle positioner based on solar energy.

Background

Unmanned aerial vehicle, english abbreviation UAV. Originally drones traced back to the first world war in 1914, and were limited to military aspects. Through the development of more than one hundred years, the unmanned aerial vehicle is widely applied in different fields at present. When the unmanned aerial vehicle executes a task, a task load is required to be carried, and a preset target is completed through the task load. Because unmanned aerial vehicle carries on the difference of task load quality, size, shape and can cause the change of unmanned focus and pneumatic appearance, in addition the time of endurance of battery, unstable air current and some models itself just are difficult to take off and land scheduling problem, all can cause unmanned aerial vehicle to take place the accident when the execution task. Today, the expensive cost of the industrial unmanned aerial vehicle and the task load and the derivative value generated by the task execution will generate huge loss once a flight accident happens. It would be of great value if the debris of an aircraft could be found and the data collected retrieved after an accident. At present, the power supply of a data transmission module in the civil unmanned aerial vehicle basically depends on a flight battery, even if the aircraft is not disassembled after accident, the aircraft is not found before the battery in the aircraft is exhausted, and then the accident aircraft can not be found basically. At present, unmanned aerial vehicles in the market basically do not have long-time positioning device after accident, and it is crucial to design a clearance sending positioning device that can be long-term.

Disclosure of Invention

The purpose of the invention is as follows: the to-be-solved technical problem of the utility model is to provide an unmanned aerial vehicle positioner based on solar energy, solved present unmanned aerial vehicle and lost be difficult to the location and look for not enough after the affairs, designed the device that can send positional information based on solar energy's long-term intermittent type nature, its simple structure is firm, and the protective measure is good, is difficult for breaking, and the durability is good, and duration is strong, is favorable to helping people to find the aircraft in the longer time after unmanned aerial vehicle loses affairs.

The technical scheme is as follows: unmanned aerial vehicle positioner based on solar energy, including cylindrical cage body and gasbag, the gasbag is connected on cylindrical cage body, still including setting up the solar cell panel in cylindrical cage body, orientation module, the lithium cell, number biography module and control module, the built-in gyroscope of control module, can judge the aircraft gesture, open the gasbag when judging the aircraft accident, when judging that the aircraft accident is afterwards this device landing and being in relative quiescent condition, select the power supply mode according to the state of solar cell panel and lithium cell, and send orientation module's orientation signal through number biography module.

Further, cylindrical cage includes 2 discs, and the disc center sets up the pivot, and gasbag fixed connection can be rotatory for the disc through the pivot in the pivot, and 2 discs pass through first connecting rod, second connecting rod, third connecting rod and fourth connecting rod fixed connection, and the first connecting rod sets up on the top of disc circumference, and the fourth connecting rod sets up in the bottom of disc circumference, and second connecting rod, third connecting rod set up on the lower semicircle of circumference.

Furthermore, the solar cell panel is fixedly arranged between the second connecting rod and the third connecting rod, the lithium battery, the data transmission module and the control module are arranged below the solar cell panel, and the positioning module is arranged above the solar cell panel.

Furthermore, the antenna device also comprises an antenna connected with the data transmission module, and the antenna is arranged on the first connecting rod.

Further, still include positive electrode and the negative electrode that is used for connecting unmanned aerial vehicle power source, positive electrode and negative electrode set up on the fourth connecting rod.

Further, including being used for connecting the flight control electrode of unmanned aerial vehicle flight control system interface, the flight control electrode sets up on the fourth connecting rod.

Furthermore, the air bag comprises a high-pressure air bottle arranged therein, an electromagnetic valve is arranged on the high-pressure air bottle, the control module opens the high-pressure air bottle through the control electromagnetic valve, and the high-pressure air bottle releases high-pressure air to fill the air bag.

Has the advantages that: the device has the following advantages:

(1) the gyroscope is arranged in the device, so that the motion state of the airplane can be judged, if the airplane is judged to be out of service, the power is supplied to the high-pressure gas cylinder electromagnetic valve rapidly, the air bag is filled rapidly within 1-2 seconds, the resistance can be increased and the impact force when the air bag is full of air, and the safety of internal elements is protected;

(2) the cylindrical cage-shaped body can rotate freely around the rotating shaft, the solar cell panel is arranged at a lower position in the cylindrical cage-shaped body, so that the gravity center of the cage-shaped body is deviated, and heavier equipment such as the control module, the data transmission module, the lithium battery and the like are arranged on the back surface of the solar cell panel, so that the light-sensitive surface of the solar cell panel is always upward to absorb sunlight due to the gravity center deviation, and the power generation efficiency of the solar cell panel is improved;

(3) the solar energy is converted into electric energy through the solar cell panel and stored in the lithium battery, the control module can ensure that the lithium battery cannot be overcharged or overdischarged, the control module intelligently detects the voltages of the solar cell panel and the lithium battery, if the voltages meet a set value, the control module supplies power to the data transmission module and transmits a positioning signal outwards, and when the voltage of the lithium battery is reduced to the set value or the positioning information is completely transmitted, the control module automatically stops supplying power to the data transmission module to save energy and wait for the next transmission;

therefore, this device is firm, protective properties is good and have the field positioning ability of overlength continuation of the journey, and this device can regularly send positioning information for a long time, greatly reduced the degree of difficulty of looking for the aircraft, and the at utmost reduces the loss of unmanned aerial vehicle after accident.

Drawings

Fig. 1 is a perspective view of a positioning device in the present embodiment;

FIG. 2 is a front view of the positioning device in this embodiment;

FIG. 3 is a plan view of the positioning device in this embodiment;

fig. 4 is a bottom view of the positioning device in the present embodiment;

FIG. 5 is a schematic view of the positioning device of the present embodiment after the airbag has been deployed;

fig. 6 is a block diagram of the positioning device according to the present embodiment.

Detailed Description

Unmanned aerial vehicle positioner based on solar energy among this embodiment includes rigid structure's cylindrical cage 1 and gasbag 9, and gasbag 9 is connected on cylindrical cage 1, and gasbag 9 is the compression form before not aerifing all the time. The inside module of this device is as shown in fig. 6, sets up solar cell panel 2, orientation module 3, lithium cell 4, number biography module 5 and control module 6 in cylindrical cage body 1, and control module 6 is connected with gasbag 9, number biography module 5, solar cell panel 2 and lithium cell 4, and the data of orientation module 3 can be read to number biography module 5, and the electric energy that solar cell panel 2 produced is stored in lithium cell 4 through control module. The control module 6 is internally provided with a gyroscope which can judge the airplane attitude. The principle of the gyroscope is that when a carrier rotates at a high speed, the gyroscope is always regulated by self, so that the original balance of a rotor is kept, the attitude of the aircraft can be judged, and the electronic gyroscope is used. When the gyroscope judges that the unmanned aerial vehicle is in the accident state, the control module 6 opens the air bag 9, the air bag 9 is rapidly inflated to increase the volume and further increase the wind blocking area, so that the descending speed is reduced, the air bag compresses the air bag to make a bounce protection action due to the impact force of the ground contact when impacting the ground, the impact force applied to the equipment is reduced, the equipment is protected to be intact, and the opened state of the air bag is shown in fig. 5. When the device lands after the aircraft is determined to be in a relatively static state, the power supply mode is selected according to the states of the solar cell panel 2 and the lithium battery 4, and the positioning signal of the positioning module 3 is sent through the data transmission module 5. This kind of power supply mode can be, control module 6 can real-time supervision measure lithium cell 4 and solar cell panel 2's voltage, and the voltage can not exceed 4.2V when lithium cell 4 charges, and discharge voltage can not hang down excessively, generally can not be less than 3.0V yet, otherwise can cause permanent damage. When the sunlight is sufficient, the solar cell panel 2 generates sufficient power, the control module 6 directly uses the electric energy to supply power for the data transmission module 5 so as to transmit data in a clearance mode, redundant electric energy is used for charging the lithium battery 4, and when the data transmission module 5 does not work, the power generated by the solar cell panel is directly supplied to the lithium battery for charging until the voltage of the lithium battery exceeds 4.2V. When sunshine is insufficient, the generated energy of the solar cell panel 2 is insufficient to supply power to the data transmission module 5, the lithium battery 2 is used for storing electric quantity to carry out interval data transmission, but when the voltage of the lithium battery is reduced to 3V, the control module 6 cuts off the power supply to the data transmission module 5 until the voltage meets the requirement again.

As a preference, as shown in fig. 1 to 4, the cylindrical cage 1 has a structure comprising 2

disks

101 and 4 connecting rods connecting the disks, all of which are made of a carbon fiber material having a light weight and a strong strength. The center of the disc 101 is provided with a rotating shaft 7, the air bag 9 is fixedly connected on the rotating shaft 7, and the cylindrical cage-shaped body 1 can freely rotate 360 degrees around the rotating shaft 7. The 2 discs 101 are fixedly connected by a first connecting rod 102, a second connecting rod 103, a third connecting rod 104 and a fourth connecting rod 105. The first connecting rod 102 is disposed at the top end of the circumference of the disc 101, and the fourth connecting rod 105 is disposed at the bottom end of the circumference of the disc 101, i.e., the connecting point of the first connecting rod 102 and the fourth connecting rod 105 is at both ends of the diameter of the circumference of the disc. The second connecting rod 103 and the third connecting rod 104 are arranged on the lower semi-circle of the circumference, i.e. the connection point of the second connecting rod 103 and the third connecting rod 104 are closer to the connection point of the fourth connecting rod 105. Solar cell panel 2 is fixed to be set up between second connecting rod 103 and third connecting rod 104, lithium cell 4, data transmission module 5 and control module 6 set up the back at solar cell panel 2, lithium cell 4 can choose for use lithium polymer battery, this kind of battery has light in weight, capacious and internal resistance advantage such as little, orientation module 3 sets up in solar cell panel 2 top (photosurface), orientation module 3 adopts big dipper navigation chip, compatible GPS, glonass navigation system signal. Solar cell panel 2, control module 6, number pass module 5 etc. install in the position that cylindrical cage body 1 circumference is inclined to the lower, and the purpose causes the shift of cage body focus to let it can do free rotation around the pivot to make 2 photosurfaces of solar cell panel up all the time, orientation module 3 also up all the time simultaneously, be convenient for it to receive satellite positioning signal. The first connecting rod 102 can be provided with the antenna 10 for transmitting signals by the data transmission module 5, and after the ground is stable, the antenna 10 can be always kept right above the cylindrical cage-shaped body 1, so that the shielding of the antenna can be reduced, and the signal transmission is facilitated. In order to utilize the power supply of the unmanned aerial vehicle in the normal flight process of the unmanned aerial vehicle, a positive electrode 11 and a negative electrode 12 which are connected with a power interface of the unmanned aerial vehicle can be further arranged, and a flight control electrode 13 which is used for being connected with an interface of a flight control system of the unmanned aerial vehicle can be further arranged, so that the unmanned aerial vehicle can also send flight control data through the data transmission module 5 in the normal flight process. Positive electrode 11, negative electrode 12 and flight control electrode 13 set up on fourth connecting rod 105, conveniently are connected with unmanned aerial vehicle.

Preferably, the air bag 9 comprises a high-pressure air bottle 8 arranged therein, a solenoid valve 81 is arranged on the high-pressure air bottle 8, the control module 6 opens the high-pressure air bottle 8 through controlling the solenoid valve 81, and the high-pressure air bottle 8 releases high-pressure air to fill the air bag 9. The high-pressure gas cylinder 8 is made of aviation aluminum, has the characteristics of small volume, light weight, good pressure resistance, high safety factor and the like, and can instantly discharge gas which is more than dozens of times of the volume of the high-pressure gas cylinder. When the gyroscope judges that the unmanned aerial vehicle is in the accident state, the control module 6 supplies power to the electromagnetic valve 81 of the high-pressure gas bottle 8, and releases high-pressure gas to fill the gas bag 9.

This device can load and use in unmanned aerial vehicle's cabin, also can set up the draw-in groove on unmanned aerial vehicle, with three connecting rods of the downside of the cylindrical cage body joint unmanned aerial vehicle respectively on, install three electrode on the fourth connecting rod 105 and be connected with unmanned aerial vehicle power source and flight control interface respectively, utilize aircraft power to launch through data transmission module 5 with flight control data during normal work.

The theory of operation of this device does, and unmanned aerial vehicle normal during operation, the data transmission module is supplied power by the aircraft power, and when unmanned aerial vehicle lost things, the gyroscope judged that aircraft gesture is unusual after control module for the solenoid valve circular telegram, and compressed gas in the quick release high-pressure gas cylinder is full of the gasbag in 1-2 seconds, and this device makes buffering spring when contact ground with protection device. This device falls to the ground the back, and cylindrical cage body is because of the focus skew, and under the effect of earth's gravity, solar cell panel's photosurface can openly up, and the storage of electric energy is converted into with more light energy as far as possible in the lithium cell, and control module intelligent management data passes the power supply of module, regularly sends positioning signal.

The embodiment also comprises a control method of the unmanned aerial vehicle positioning device based on solar energy, and the control method comprises the following steps based on the device:

(1) when the unmanned aerial vehicle fails, the control module judges that the attitude of the aircraft is abnormal and opens the air bag;

(2) after the unmanned aerial vehicle lands, the control module judges that the device lands and is in a relatively static state, and the step (3) is carried out;

(3) control module real-time supervision lithium cell and solar cell panel's voltage, when solar cell panel is enough to supply power for the number transmission module, the electric energy that uses the panel sends positioning signal through the number transmission module intermittent type nature, when solar cell panel is not enough to supply power for the number transmission module, control solar cell panel charges for the lithium cell, if the lithium cell is enough to give the number transmission module power supply, the electric energy that uses the lithium cell sends positioning signal through the number transmission module intermittent type nature, control solar cell panel and charge for the lithium cell when the number transmission module is out of work.

Claims

1. The utility model provides an unmanned aerial vehicle positioner based on solar energy which characterized in that: including cylindrical cage body (1) and gasbag (9), gasbag (9) are connected on cylindrical cage body (1), still including setting up solar cell panel (2) in cylindrical cage body (1), orientation module (3), lithium cell (4), data transmission module (5) and control module (6), control module (6) embeds the gyroscope, can judge the aircraft gesture, open gasbag (9) when judging the aircraft accident, when judging that the aircraft accident is not after this device lands and has been in relative quiescent condition, select the power supply mode according to the state of solar cell panel (2) and lithium cell (4), and send the locating signal of orientation module (3) through data transmission module (5).

2. The solar-based drone positioning device of claim 1, wherein: cylindrical cage body (1) includes 2 disc (101), disc (101) center sets up pivot (7), gasbag (9) fixed connection is on pivot (7) and can be rotatory for disc (101) through pivot (7), 2 disc (101) are through first connecting rod (102), second connecting rod (103), third connecting rod (104) and fourth connecting rod (105) fixed connection, first connecting rod (102) set up the top at disc (101) circumference, fourth connecting rod (105) set up the bottom at disc (101) circumference, second connecting rod (103), third connecting rod (104) set up on the lower semicircle of circumference.

3. The solar-based drone positioning device of claim 2, wherein: solar cell panel (2) is fixed to be set up between second connecting rod (103) and third connecting rod (104), and lithium cell (4), number pass module (5) and control module (6) set up in solar cell panel (2) below, and orientation module (3) set up in solar cell panel (2) top.

4. The solar-based drone positioning device of claim 2, wherein: the antenna (10) is connected with the data transmission module (5), and the antenna (10) is arranged on the first connecting rod (102).

5. The solar-based drone positioning device of claim 2, wherein: still including being used for connecting unmanned aerial vehicle power interface's positive electrode (11) and negative electrode (12), positive electrode (11) and negative electrode (12) set up on fourth connecting rod (105).

6. The solar-based drone positioning device of claim 2, wherein: including being used for connecting the flight control electrode (13) of unmanned aerial vehicle flight control system interface, flight control electrode (13) set up on fourth connecting rod (105).

7. The solar-based drone positioning device of claim 1, wherein: the air bag (9) comprises a high-pressure air bottle (8) arranged in the air bag, an electromagnetic valve (81) is arranged on the high-pressure air bottle (8), the control module (6) opens the high-pressure air bottle (8) through the control electromagnetic valve (81), and the high-pressure air bottle (8) releases high-pressure air to fill the air bag (9).