CN212827912U - Unmanned aerial vehicle is wireless charging platform device independently - Google Patents

Unmanned aerial vehicle is wireless charging platform device independently Download PDF

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CN212827912U
CN212827912U CN202021171044.8U CN202021171044U CN212827912U CN 212827912 U CN212827912 U CN 212827912U CN 202021171044 U CN202021171044 U CN 202021171044U CN 212827912 U CN212827912 U CN 212827912U
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wireless charging
module
unmanned aerial
aerial vehicle
charging platform
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朱东山
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Lanzhou Institute of Technology
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

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Abstract

The utility model discloses an unmanned aerial vehicle is wireless charging platform device independently. The device comprises a wireless charging platform body and a wireless charging receiving module, wherein the wireless charging platform body comprises a wireless charging platform controller, a power supply and a wireless charging transmitting module, and the wireless charging platform controller, the power supply and the wireless charging transmitting module are mutually connected; the wireless charging platform controller is respectively connected with the charging monitoring module, the sound-light alarm module and the heat dissipation module; the wireless charging receiving module is connected with the unmanned aerial vehicle controller through the battery electric quantity monitoring module, the unmanned aerial vehicle controller is connected with the image recognition module, and the image recognition module is electrically connected with the wireless charging platform body; the wireless charging transmitting module is connected with the wireless charging receiving module. The device is based on an electromagnetic induction resonant wireless charging technology, converts magnetic energy into electric energy, realizes a wireless charging function, reduces manual operation and reduces labor cost.

Description

Unmanned aerial vehicle is wireless charging platform device independently
Technical Field
The utility model belongs to the technical field of the wireless technique of charging and specifically relates to an unmanned aerial vehicle is wireless charging platform device independently.
Background
At present domestic consumption unmanned aerial vehicle market fire heat, the understanding and the demand of the general public to unmanned aerial vehicle rise gradually, and unmanned aerial vehicle's market demand is bigger and bigger, but unmanned aerial vehicle duration is short, can't realize long time or long distance flight, is limiting unmanned aerial vehicle's development always. For example, the low endurance of unmanned aerial vehicle can lead to its only low-altitude flight, and the monitoring coverage when reconnaissance is little, can't continuously obtain the information, can't adapt to the needs of modern war. Secondly, the civil unmanned aerial vehicle can not meet various requirements in the civil field with the cruising ability of less than one hour. Therefore, it is necessary to increase the cruising ability of the drone. The approaches can be mainly divided into two types: carrying more electric energy or supplying the electric energy for multiple times. However, because the structure and the volume of the unmanned aerial vehicle limit the volume of the battery, and further limit the battery capacity, the method of prolonging the dead time is difficult and heavy by improving the battery capacity. With the second method, if charging is done at a fixed location as is conventional, more problems will arise, such as more manpower management is required, and returning to the fixed location multiple times will cause the drone to consume additional power. If use wireless charging technology, at the outdoor installation platform that charges that distributes, can fly to nearest platform when unmanned aerial vehicle does not have the electricity soon and charge, through setting up suitable voltage electric current, can let unmanned aerial vehicle accomplish in shorter time and charge, as long as can all install the platform that charges in certain spaced apart distance in addition, just can strengthen unmanned aerial vehicle's time of endurance greatly, can let unmanned aerial vehicle engage in more remote and lasting work. .
Disclosure of Invention
An object of the utility model is to provide an unmanned aerial vehicle is wireless charging platform device independently to unmanned aerial vehicle is the wireless power transmission technology who independently charges as the basis, through establishing unmanned aerial vehicle wireless power transmission model, utilizes power electronic converter technique and sensor monitoring technology, builds unmanned aerial vehicle and independently wireless charging platform, realizes that unmanned aerial vehicle independently wirelessly charges.
In order to achieve the above purpose, the autonomous wireless charging platform device for the unmanned aerial vehicle of the utility model comprises a wireless charging platform body and a wireless charging receiving module, wherein the wireless charging platform body comprises a wireless charging platform controller, a power supply and a wireless charging transmitting module, and the wireless charging platform controller, the power supply and the wireless charging transmitting module are connected with each other; the wireless charging receiving module is arranged on the unmanned aerial vehicle body;
the wireless charging platform controller is respectively connected with the charging monitoring module, the sound-light alarm module and the heat dissipation module;
the wireless charging receiving module is connected with the unmanned aerial vehicle controller through the battery electric quantity monitoring module, the unmanned aerial vehicle controller is connected with the image recognition module, and the image recognition module is electrically connected with the wireless charging platform body;
the wireless charging transmitting module is connected with the wireless charging receiving module.
The wireless charging and transmitting module comprises a power supply, a transmitting end rectifier, a transmitting end inverter and a transmitting coil, and the power grid is sequentially connected with the transmitting end rectifier, the transmitting end inverter and the transmitting coil; the wireless charging receiving module comprises a receiving coil, a receiving end rectifier, a BUCK converter and an unmanned aerial vehicle battery, wherein the unmanned aerial vehicle battery is sequentially connected with the BUCK converter, the receiving end rectifier and the receiving coil, and the receiving coil is magnetically coupled with the transmitting coil.
The image identification module is a CCD camera and an image programming control module, and the CCD camera is connected with the image programming control module.
The CCD camera is installed below the unmanned aerial vehicle body.
The wireless charging platform controller is an STM32 singlechip.
On being provided with the parking apron on the wireless charging platform body, the wireless charging platform body position of image recognition module discernment, on the unmanned aerial vehicle body descending parking apron.
Unmanned aerial vehicle is wireless charging platform device independently, its beneficial effect lies in:
(1) image recognition technology based on CCD camera: aiming at the recognition of the charging platform by the unmanned aerial vehicle in the flying process, the position of the parking apron is accurately recognized, and the flying posture of the unmanned aerial vehicle can be adjusted in real time according to the position, so that the autonomous taking-off and landing function is achieved; the unmanned aerial vehicle accurately approaches and stops above a target; (2) charging task based on STM32 single chip microcomputer system: the method comprises the steps that the position of the unmanned aerial vehicle on an apron is identified, the starting/stopping state of the wireless charging function is mainly controlled, and a corresponding sound-light alarm and heat dissipation system is provided in an auxiliary mode in the charging process; (3) based on the wireless charging technology of electromagnetic induction resonant mode: the charging stability converts magnetic energy into electric energy to supply the battery module to charge, realize the wireless function of charging, reduce the manual operation, reduce the cost of labor.
Drawings
FIG. 1 is a block diagram of the present invention;
fig. 2 is the utility model discloses wireless transmitting module and the wireless receiving module circuit schematic diagram that charges.
Detailed Description
Example 1
As shown in fig. 1 and 2, the autonomous wireless charging platform device for unmanned aerial vehicles of the present invention comprises a wireless charging platform body and a wireless charging receiving module, wherein the wireless charging platform body comprises a wireless charging platform controller, a power supply and a wireless charging transmitting module, and the wireless charging platform controller, the power supply and the wireless charging transmitting module are connected with each other; the wireless charging receiving module is arranged on the unmanned aerial vehicle body;
the wireless charging platform controller is respectively connected with the charging monitoring module, the sound-light alarm module and the heat dissipation module;
the wireless charging receiving module is connected with the unmanned aerial vehicle controller through the battery electric quantity monitoring module, the unmanned aerial vehicle controller is connected with the image recognition module, and the image recognition module is electrically connected with the wireless charging platform body;
the wireless charging transmitting module is connected with the wireless charging receiving module.
The wireless charging and transmitting module comprises a power supply, a transmitting end rectifier, a transmitting end inverter and a transmitting coil, and the power grid is sequentially connected with the transmitting end rectifier, the transmitting end inverter and the transmitting coil; the wireless charging receiving module comprises a receiving coil, a receiving end rectifier, a BUCK converter and an unmanned aerial vehicle battery, wherein the unmanned aerial vehicle battery is sequentially connected with the BUCK converter, the receiving end rectifier and the receiving coil, and the receiving coil is magnetically coupled with the transmitting coil. The image identification module is a CCD camera and an image programming control module, and the CCD camera is connected with the image programming control module. The CCD camera is installed below the unmanned aerial vehicle body. The wireless charging platform controller is an STM32 singlechip. On being provided with the parking apron on the wireless charging platform body, the wireless charging platform body position of image recognition module discernment, on the unmanned aerial vehicle body descending parking apron.
When the unmanned aerial vehicle is used, the direct-current output voltage of the wireless charging platform body is 20V, the direct-current output current is 1A, an alarm is given when the battery power of the unmanned aerial vehicle is insufficient, the wireless charging platform body can be identified through the image identification module, the flight attitude can be automatically corrected through the image identification module, and the unmanned aerial vehicle can independently and stably land on an apron; monitoring the state of the unmanned aerial vehicle on the wireless charging platform body by using an STM32 single-chip microcomputer wireless charging platform controller; when the charging monitoring module monitors that the unmanned aerial vehicle is on the parking apron, the wireless charging platform body automatically charges the unmanned aerial vehicle, and the heat dissipation module and the acousto-optic alarm module are started to visually display the charging state; when the electric quantity of the battery of the unmanned aerial vehicle reaches a preset value, the charging task is completed, and an audible and visual alarm prompt is provided. The circuit schematic diagram of the unmanned aerial vehicle is shown in fig. 2, the position of an apron is accurately identified based on the image identification technology of a CCD camera, and the flight attitude of the unmanned aerial vehicle can be adjusted in real time according to the position, so that the starting/stopping state of the wireless charging function is controlled based on an STM32 single chip microcomputer by the autonomous lifting function, and corresponding acousto-optic alarm and heat dissipation functions are provided in an auxiliary manner in the charging process; based on the electromagnetic induction resonant wireless charging technology, the quality of electric energy is guaranteed, the charging time is shortened, and the wireless charging efficiency is improved.
The transmitting end rectifier is an uncontrolled full bridge rectifier consisting of four diodes, can realize the AC/DC function of changing alternating current input into direct current output, inputs a single-phase 220V alternating current power grid, and obtains an output direct current voltage of 310V.
The transmitting end inverter is a fully-controlled H-bridge inverter consisting of 4 switching tubes, the direct current is converted into alternating current, the inversion function is realized, the obtained high-frequency alternating current is output to a transmitting coil part, the switching frequency is 100KHZ, and the control adopts PWM with 50% duty ratio.
The resonance part is divided into a transmitting part and a receiving part, the resonance frequency of the two parts of coils and the resonance capacitor of the two parts of coils is 100KHZ, high transmission efficiency can be obtained between the two coils when resonance occurs, and long-distance energy transmission is realized. Since the resonance frequency is:
Figure BDA0002550031380000041
when the selected capacitance value is 1 μ f, the coil inductance can be calculated as:
Figure BDA0002550031380000042
a receiving end rectifier: an uncontrolled rectifier bridge consisting of four diodes can realize the AC/DC function of changing alternating current input into direct current output; the high-frequency alternating current output by the receiving coil is input, and the direct current with higher voltage is output. The voltage of its output is too high for the unmanned aerial vehicle battery, so can not directly charge to unmanned aerial vehicle.
The BUCK converter is a receiving end step-down transformer: the BUCK direct current BUCK converter composed of a switching tube, a diode and the like changes higher input voltage into lower voltage suitable for the unmanned aerial vehicle, and can freely control charging current and voltage.

Claims (6)

1. The utility model provides an unmanned aerial vehicle is wireless charging platform device independently, includes wireless charging platform body and the wireless receiving module that charges, its characterized in that: the wireless charging platform body comprises a wireless charging platform controller, a power supply and a wireless charging transmitting module, and the wireless charging platform controller, the power supply and the wireless charging transmitting module are mutually connected; the wireless charging receiving module is arranged on the unmanned aerial vehicle body;
the wireless charging platform controller is respectively connected with the charging monitoring module, the sound-light alarm module and the heat dissipation module;
the wireless charging receiving module is connected with the unmanned aerial vehicle controller through the battery electric quantity monitoring module, the unmanned aerial vehicle controller is connected with the image recognition module, and the image recognition module is electrically connected with the wireless charging platform body;
the wireless charging transmitting module is connected with the wireless charging receiving module.
2. The unmanned aerial vehicle autonomous wireless charging platform device of claim 1, characterized in that: the wireless charging and transmitting module comprises a power supply, a transmitting end rectifier, a transmitting end inverter and a transmitting coil, wherein the power supply is sequentially connected with the transmitting end rectifier, the transmitting end inverter and the transmitting coil; the wireless charging receiving module comprises a receiving coil, a receiving end rectifier, a BUCK converter and an unmanned aerial vehicle battery, wherein the unmanned aerial vehicle battery is sequentially connected with the BUCK converter, the receiving end rectifier and the receiving coil, and the receiving coil is magnetically coupled with the transmitting coil.
3. The unmanned aerial vehicle autonomous wireless charging platform device of claim 1, characterized in that: the image identification module is a CCD camera and an image programming control module, and the CCD camera is connected with the image programming control module.
4. The unmanned aerial vehicle autonomous wireless charging platform device of claim 3, characterized in that: the CCD camera is installed below the unmanned aerial vehicle body.
5. The unmanned aerial vehicle autonomous wireless charging platform device of claim 1, characterized in that: the wireless charging platform controller is an STM32 singlechip.
6. The unmanned aerial vehicle autonomous wireless charging platform device of claim 4, characterized in that: be provided with the air park on the wireless charging platform body, image recognition module discerns wireless charging platform body position, on the air park was descended to the unmanned aerial vehicle body.
CN202021171044.8U 2020-06-22 2020-06-22 Unmanned aerial vehicle is wireless charging platform device independently Active CN212827912U (en)

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