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CN-121983735-A - Unmanned aerial vehicle intelligent external battery continuous voyage lifting device

CN121983735ACN 121983735 ACN121983735 ACN 121983735ACN-121983735-A

Abstract

The invention discloses an unmanned aerial vehicle intelligent external battery endurance lifting device which comprises a tray base, wherein a U-shaped stabilizer is integrally formed at the top of the tray base, mounting grooves are formed in the U-shaped stabilizer at equal intervals along the length direction, a silica gel buffer pad is adhered to the inner wall of each mounting groove, the thickness of each buffer pad is 3-5mm, anti-skid lines are formed on the surfaces of the buffer pads, batteries are sequentially arranged in the mounting grooves, the U-shaped stabilizer is internally provided with a hollow cavity, electronic fluorinated liquid is filled in the cavity, radiating fins are welded on the outer side wall of the U-shaped stabilizer, the radiating fins are equidistantly distributed along the length direction of the U-shaped stabilizer, the quantity of the radiating fins is not less than 6 groups, a protective cover can be detachably connected to the upper side of the tray base, second side plates are integrally formed at two ends of the protective cover, second connecting holes are formed in the surface of each second side plate, first side plates are integrally formed at two ends of the tray base, and the surfaces of each first side plate are provided with first connecting holes, and the heat dissipation structure of the electronic fluorinated liquid is used for circulating and radiating fins and convection ventilation holes is used for rapidly radiating high load of the batteries, so that the influence of triple endurance heat is avoided.

Inventors

  • LU JUNYU

Assignees

  • 广州市长健农业发展有限公司

Dates

Publication Date
20260505
Application Date
20260211

Claims (8)

  1. 1. An intelligent external battery endurance lifting device of an unmanned aerial vehicle comprises a tray base (1) and is characterized in that U-shaped stabilizing frames (2) are integrally formed at the top of the tray base (1), mounting grooves (3) are formed in the U-shaped stabilizing frames (2) at equal intervals along the length direction, silica gel buffer pads are adhered to the inner walls of the mounting grooves (3), the thickness of the buffer pads is 3-5mm, anti-skid lines are formed on the surfaces of the buffer pads, batteries are sequentially arranged in the mounting grooves (3), hollow cavities are formed in the U-shaped stabilizing frames (2), electronic fluorinated liquid is filled in the cavities, heat dissipation fins are welded on the outer side walls of the U-shaped stabilizing frames (2), the heat dissipation fins are equidistantly distributed along the length direction of the U-shaped stabilizing frames (2) and are not less than 6 in number, a protective cover (6) is detachably connected above the tray base (1), second side plates (7) are integrally formed at two ends of the protective cover (6), second connecting holes (8) are formed in the surface of the second side plates (7), the two ends of the protective cover (1) are integrally formed with the first connecting holes (4), the first connecting holes (9) are formed in the first connecting holes (9) through the first connecting holes (9) and the first connecting holes (9) are formed in the first connecting holes (5), the device comprises a tray base (1), a protective cover (6), a buffer plate (10), buffer springs (11), an intelligent battery management module (12), a wire or wireless communication connection, wherein the aperture is 2-4mm, the gap between the height of the inside of the protective cover (6) and the height of a battery is 1-2mm, the buffer plate (10) is arranged below the tray base (1), the buffer springs (11) are fixedly connected to four end corners of the top of the buffer plate (10), the tops of the buffer springs (11) are welded with the bottom of the tray base (1), the elastic coefficient of the buffer springs (11) is 5-8N/mm, and the intelligent battery management module (12) is fixed on one side of the tray base (1) and is connected with a battery and an unmanned aerial vehicle main control through wires or wireless communication respectively.
  2. 2. The intelligent external battery cruising and lifting device of the unmanned aerial vehicle is characterized in that the intelligent battery management module (12) comprises a Battery Management System (BMS), a temperature sensor (13), an electric quantity sensor (14), a communication module (15) and a control chip (16), the temperature sensor (13) is embedded into a hollow cavity of the U-shaped stabilizing frame (2) and the inner wall of the mounting groove (3) and is used for monitoring the temperature of an electronic fluorinated liquid and the surface temperature of the battery in real time, the electric quantity sensor (14) is electrically connected with the anode and the cathode of the battery and is used for monitoring the residual electric quantity and the charging and discharging current of the battery, the communication module (15) supports Bluetooth/BLE/Wi-Fi communication and can bidirectionally transmit data with a main control or ground terminal of the unmanned aerial vehicle, and the control chip (16) is electrically connected with the temperature sensor (13), the electric quantity sensor (14) and the communication module (15) and is used for regulating and controlling a heat dissipation strategy and a charging and discharging state.
  3. 3. The intelligent external battery cruising and lifting device for the unmanned aerial vehicle is characterized in that a micro circulating pump (17) is arranged in a hollow cavity of the U-shaped stabilizing frame (2), the micro circulating pump (17) is electrically connected with a control chip (16) and used for driving electronic fluorinated liquid to circularly flow, a diversion trench (18) is formed in the inner side wall of the U-shaped stabilizing frame (2), the diversion trench (18) is communicated with the hollow cavity to form a closed circulation channel, the radiating fins are made of aluminum alloy, the thickness is 1-2mm, the distance between every two adjacent fins is 5-8mm, and an anodic oxidation coating is arranged on the surfaces of the fins.
  4. 4. The intelligent external battery cruising and lifting device of the unmanned aerial vehicle is characterized in that an anti-falling locking mechanism (19) is arranged at the opening of the mounting groove (3), the anti-falling locking mechanism (19) comprises an elastic buckle and an unlocking button, the elastic buckle is hinged to the edge of the mounting groove (3), the elastic buckle is buckled at the top of the battery in a natural state, the buckle can be opened by pressing the unlocking button, a conductive contact piece (20) is arranged in the silica gel buffer pad, the conductive contact piece (20) is matched with the anode and the cathode of the battery, a gold plating layer is plated on the surface of the contact piece, and the contact resistance is reduced.
  5. 5. The intelligent external battery cruising and lifting device of the unmanned aerial vehicle is characterized in that an adjustable connecting seat (21) is fixedly connected to the bottom of the tray base (1), the adjustable connecting seat (21) comprises a fixed bottom plate and a movable connecting plate, the movable connecting plate is connected with the fixed bottom plate in a sliding mode through a sliding groove and fixed in position through a locking bolt, a quick-dismantling interface (22) is arranged at the bottom of the movable connecting plate, and the quick-dismantling interface (22) is matched with an external mounting structure of the main-flow unmanned aerial vehicle and supports quick dismantling within 30 seconds.
  6. 6. The intelligent external battery cruising and lifting device for the unmanned aerial vehicle is characterized in that the protective cover (6) is made of flame-retardant ABS plastic, a flame-retardant cotton layer is adhered to the inside of the protective cover, the thickness of the protective cover is 2-3mm, a dust screen is arranged on the inner side of an air hole (9) of the protective cover (6), the dust screen is formed by weaving stainless steel wires, the aperture of the dust screen is 0.5-1mm, the buffer plate (10) is made of 304 stainless steel, an anti-corrosion coating is sprayed on the surface of the buffer plate, and an anti-skid rubber pad is arranged at the bottom of the buffer plate (10).
  7. 7. The intelligent external battery endurance lifting device of the unmanned aerial vehicle is characterized in that the intelligent battery management module (12) is further integrated with an overcharge protection unit, an overdischarge protection unit, a short circuit protection unit and an equalizing charge unit, the overcharge protection unit cuts off a charge loop when the battery voltage reaches 4.2V +/-0.05V, the overdischarge protection unit cuts off a discharge loop when the battery voltage is lower than 3.0V +/-0.05V, and the equalizing charge unit can automatically adjust the voltage difference of each battery cell to ensure consistency to be less than or equal to 0.02V.
  8. 8. The intelligent external battery cruising and lifting device for the unmanned aerial vehicle is characterized in that a telescopic protective sleeve is sleeved on the outer side of the buffer spring (11), the protective sleeve is made of corrugated rubber, two ends of the protective sleeve are respectively adhered to the bottom of the tray base (1) and the top of the buffer plate (10), and sealing end covers are arranged at two ends of the U-shaped stabilizing frame (2) and are detachably connected through threads, so that electronic fluorinated liquid can be replaced conveniently.

Description

Unmanned aerial vehicle intelligent external battery continuous voyage lifting device Technical Field The invention relates to the field of batteries, in particular to an intelligent external battery endurance lifting device of an unmanned aerial vehicle. Background With the development of unmanned aerial vehicle technology, the application scene is increasingly wide, but the duration is still the core bottleneck that restricts unmanned aerial vehicle operation scope. The externally hung battery is used as key equipment for expanding endurance, and needs to meet the requirements of reliability in fixing, high efficiency in heat dissipation, safety, stability and the like. The existing unmanned aerial vehicle externally-hung battery device has the following remarkable defects: The heat dissipation efficiency is low, namely the heat dissipation efficiency is low, the heat dissipation efficiency is only dependent on natural heat dissipation of electronic fluorinated liquid and simple air holes, and a large amount of heat generated by high-load discharge of a battery can not be rapidly dissipated when the unmanned aerial vehicle flies, so that the temperature rise of the battery is easily too high, and the cruising and the cycle life are influenced; The intelligent management is lacking, the battery state monitoring and regulating functions are not available, parameters such as electric quantity, temperature and the like cannot be mastered in real time, charge-discharge balance and overheat protection cannot be realized, and potential safety hazards such as overcharge, overdischarge and short circuit exist; The fixing reliability is insufficient, namely the unmanned aerial vehicle is only connected and fixed with the bolts through the mounting grooves, and the battery is easy to loosen, rub and even fall off due to high-frequency vibration in the flight process of the unmanned aerial vehicle, so that the flight safety is influenced; The adaptability is limited, the structure is fixed, unmanned aerial vehicles and batteries with different models and different sizes cannot be compatible, and the universality is poor; The safety protection is single, and the battery is easy to cause safety accidents when in fault due to lack of multiple protection such as flame retardance, short circuit prevention, anti-falling locking and the like. Disclosure of Invention The invention aims to solve the defects in the prior art, and provides an intelligent external battery endurance lifting device for an unmanned aerial vehicle. In order to achieve the aim, the intelligent external battery cruising and lifting device of the unmanned aerial vehicle adopts the following technical scheme that the intelligent external battery cruising and lifting device of the unmanned aerial vehicle comprises a tray base, wherein a U-shaped stabilizing frame is integrally formed at the top of the tray base, mounting grooves are formed in the U-shaped stabilizing frame at equal intervals along the length direction, a silica gel buffer pad is adhered to the inner wall of the mounting groove, the thickness of the buffer pad is 3-5mm, and anti-skid lines are formed on the surface of the buffer pad; the intelligent battery management device comprises a mounting groove, a U-shaped stabilizing frame, a protective cover, a buffer plate, a buffer spring, a first side plate, an air vent, a buffer plate, an intelligent battery management module and an intelligent battery management module, wherein batteries are sequentially arranged in the mounting groove, a hollow cavity is arranged in the U-shaped stabilizing frame, electronic fluorinated liquid is filled in the cavity, radiating fins are welded on the outer side wall of the U-shaped stabilizing frame, the radiating fins are distributed at equal intervals along the length direction of the U-shaped stabilizing frame, the quantity of the radiating fins is not less than 6 groups, the protective cover can be detachably connected to the upper portion of the tray base, the two ends of the protective cover are integrally formed with the second side plate, a second connecting hole is formed in the surface of the second side plate, the two ends of the tray base are integrally formed with the first side plate, the surface of the first side plate is provided with the first connecting hole, the first connecting hole is detachably connected with the second connecting hole through bolts, the surface of the protective cover is uniformly provided with the air vent, the air vent is of a shutter type structure, the aperture is 2-4mm, gaps between the inner height of the protective cover and the batteries are 1-2mm, buffer plates are arranged below the tray base, buffer plates are fixedly connected to the four end corners of the top of the buffer plate, the buffer spring, the top of the buffer plate and the bottom of the tray base are welded, the bottom of the buffer plate, the buffer plate is 5-8N/8/N/mm, the intelligent batt