CN217415397U - Variable cross-medium aircraft with foldable mechanical arm - Google Patents

Abstract

The utility model discloses a foldable mechanical arm type variant cross-medium aircraft, which comprises a base, two support legs are fixedly supported on the lower surface of the base, a watertight cabin cover is fixedly arranged on the upper surface of the base, a plurality of arms are arranged around the base and are rotatably connected with the base, a plurality of pressure-resistant watertight cabin bodies are further arranged at the lower sides of the plurality of arms, the plurality of pressure-resistant watertight cabin bodies are combined to form a pressure-resistant watertight cabin with a streamline structure, a first driving device is fixedly arranged at the end part of each arm, the aircraft further comprises two propeller thrusters, the two propeller thrusters are symmetrically arranged on the outer surface of the watertight cabin body of the multi-piece pressure-resistant watertight cabin, a control mechanism and power equipment are further arranged inside the watertight cabin cover, and the power equipment is used for supplying power to the propeller thrusters, the first driving device and the control mechanism, the control mechanism is used for controlling the propeller thruster and the first driving device; has the advantages of simple structure, strong practicability and the like.

Description

Variable cross-medium aircraft with foldable mechanical arm

Technical Field

The utility model relates to a multi-functional navigation ware technical field especially relates to a medium navigation ware is striden to collapsible mechanical arm type's variant.

Background

More and more people are beginning to focus on the development process of new concepts across media aircraft. Compared with the common aircraft with a single medium, the aircraft combines the functions of air flight, undersea underwater navigation and the like, so that the two media are continuously converted to achieve the aim, and the application prospect is very wide.

At present, the existing data refers that the current water-air amphibious aircraft is limited by insufficient lift force caused by short air-lag time and small wind area of wings of the unmanned aerial vehicle, and most of the current water-air amphibious aircraft adopt the layout of a rotor wing type aircraft, a fixed wing type aircraft or a flapping wing type aircraft and the like to make up the defects in the aspects. However, since the physical properties of air and water are different greatly, for example, the density is 900 times different, the kinematic viscosity coefficient is 100 times different, the viscosity coefficient is 56 times different, and the like. When the layout characteristics of the aircraft are adopted to enter the sea surface, the aircraft is limited by the huge resistance of the seawater, so that the power output of the aircraft is difficult, and the motion performance in the seawater is further reduced. Leading to a reduction in sensitivity of the aircraft and inability to fulfill the rapidity, flexibility requirements it confers. On the other hand, the strength and the corrosion resistance of the material of the aircraft body are improved to the resistance point which can be born by the aircraft body. These problems directly reduce the application efficiency and the value.

Therefore, the problem can be solved by providing a variable cross-medium aircraft with a foldable mechanical arm.

Disclosure of Invention

The technical problem to be solved by the utility model is that, current navigation ware sensitivity reduces, can not accomplish the requirement in the aspect of rapidity, the flexibility that it was endowed, leads to its application efficiency low, so provide the medium navigation ware is striden to the variant of a collapsible mechanical arm formula, the medium navigation ware is striden to the variant of collapsible mechanical arm formula includes:

the lower surface of the base is fixedly supported with two supporting legs, the upper surface of the base is fixedly provided with a watertight hatch cover, the device comprises a base, a plurality of machine arms, a plurality of pressure-resistant watertight cabin bodies and two propeller propellers, wherein the plurality of machine arms are arranged around the base and are rotatably connected with the base, the lower sides of the plurality of machine arms are also provided with the plurality of pressure-resistant watertight cabin bodies, the plurality of pressure-resistant watertight cabin bodies are closed to form a pressure-resistant watertight cabin with a streamline structure, the end parts of the plurality of machine arms far away from the base are fixedly provided with a first driving device, the two propeller propellers are symmetrically arranged on the outer surfaces of the plurality of pressure-resistant watertight cabin bodies, the inside of watertight hatch cover still is provided with control mechanism and power supply equipment, power supply equipment is used for the screw propeller, first drive arrangement with control mechanism supplies power, control mechanism is used for controlling the screw propeller with first drive arrangement.

Further, the horn is telescopic horn, the quantity of telescopic horn is 6.

Further, the number of the pressure-resistant watertight cabin bodies is the same as that of the telescopic type machine arms.

Further, the connecting wires of the propeller thruster, the control mechanism and the power supply equipment are arranged inside the pressure-resistant watertight cabin body.

Further, the first driving mechanism comprises a motor and a rotor, and the rotor is fixedly installed on a driving shaft of the motor.

Furthermore, the connecting wires of the motor, the control mechanism and the power supply equipment are arranged inside the pressure-resistant watertight cabin body.

Further, the watertight hatch cover is fixedly connected with the base through bolts.

Implement the utility model discloses, following beneficial effect has:

1. the utility model discloses the structure principle is simple, adopts hovering, nimble changeable advantage characteristics in the air of fixed wing aircraft overall arrangement to realize corresponding operation aloft, gets into and utilizes streamlined body structure deformation state after under water, upwards folds into a streamlined withstand voltage watertight cabin that sets up the perfection by 6 collapsible horn when the fixed wing overall arrangement. Thereby reducing the effect of the vortices or avoiding the formation of vortices, thereby greatly reducing the drag of the fluid on the aircraft and improving utility and utility value.

Drawings

FIG. 1 is a diagram of the state in the sky of the present invention;

fig. 2 is a structural view of the underwater state of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to the attached drawing 1, the technical problem to be solved in this embodiment is that the existing aircraft has reduced sensitivity, cannot meet the requirements of rapidity and flexibility, and is low in application efficiency, so that a variant cross-media aircraft with a foldable mechanical arm is provided, and the variant cross-media aircraft with the foldable mechanical arm comprises:

the device comprises a base 1, two supporting legs 2 are fixedly supported on the lower surface of the base 1, a watertight cabin cover 5 is fixedly arranged on the upper surface of the base 1, a plurality of machine arms are arranged around the base 1 and are rotatably connected with the base 1, a plurality of pressure-resistant watertight cabin bodies 4 are further arranged on the lower sides of the plurality of machine arms, rubber sealing layers are wrapped on the side surfaces of the pressure-resistant watertight cabin bodies 4, the plurality of pressure-resistant watertight cabin bodies 4 are folded to form a pressure-resistant watertight cabin with a streamline structure, first driving devices are fixedly arranged at the end parts, far away from the base 1, of the plurality of machine arms, two propeller propellers 3 are further included, the two propeller propellers 3 are symmetrically arranged on the outer surface of the plurality of pressure-resistant watertight cabin bodies 4, a control mechanism and power supply equipment are further arranged inside the watertight cabin cover 5, the power supply equipment is used for supplying power to the propeller propellers 3, the first driving devices and the control mechanism, and the control mechanism is used for controlling the propeller propellers 3 and the first driving devices, the control mechanism is a control system with STM32 as a chip.

The horn is telescopic horn 7, and the quantity of telescopic horn 7 is 6.

The number of the pressure-proof watertight cabin bodies 4 is the same as that of the telescopic type machine arms 7.

The connection lines of the propeller 3 to the control mechanism and the power supply device are arranged inside the pressure-resistant watertight cabin body 4.

First actuating mechanism 6 includes motor and rotor, and the rotor fixed mounting is on the drive shaft of motor.

The connecting wires of the motor, the control mechanism and the power supply equipment are arranged inside the pressure-proof watertight cabin body 4.

The watertight hatch 5 is fixedly connected with the base 1 through bolts.

The variant medium-crossing aircraft adopts the advantages of hovering and flexibility and changeability of a fixed wing aircraft layout to realize corresponding operation in the air, and utilizes the deformation state of a streamlined body structure after entering the water, and 6 foldable arms in the fixed wing layout are folded upwards to form a perfectly-arranged streamlined pressure-resistant watertight cabin. In this way the vortex action is reduced or vortex formation is avoided, whereby the drag of the fluid on the vehicle can be greatly reduced. Two propeller propellers 3 which are used for underwater diving and rotate by 360 degrees are arranged below two foldable arms; the top surfaces of the 6 foldable type horn arms are provided with a motor and a rotor wing which are required by air flight, and the rotor wing is arranged on a power output shaft of the motor; electronic components such as a control mechanism and the like, charging and discharging equipment for an aircraft and a battery are arranged in the unmanned aerial vehicle body in the streamlined pressure-resistant watertight cabin, namely in the air flight; the control mechanism is connected with the power supply equipment so as to control the mechanical dynamic variant of the unfolding of the mechanical arm and the working operation of the motor and the two-side propeller 3, and ensure the starting and stopping of the mechanical dynamic variant. In addition, the bottom of the aircraft is provided with supporting legs 2 required for taking off and landing so as to ensure the stability of the aircraft and avoid damage.

The watertight cabin cover 5 is arranged inside the pressure-resistant cabin; the periphery of the hatch cover is composed of a plurality of screws and screw holes, threads which are tightly matched with the screws are made in the screw holes according to the requirement of water tightness, and the screws are filled in the screw holes to ensure the tightness of the hatch cover. The watertight hatch 5 does not affect the folding and unfolding of the folding arm and is convenient to disassemble.

The main working process of the variant cross-medium aircraft is as follows: (1) during an air mode, the aircraft takes off and lifts off according to a normal take-off process of the unmanned aerial vehicle, the aircraft is of a multi-rotor-wing layout structure, motors and rotors are respectively installed on six aircraft arms, and the motor on the inner side of each aircraft arm is adjusted through an internal control mechanism, so that the rotating speed of the rotors is controlled to realize different flight states and postures of the aircraft in the air, and corresponding air work is completed. (2) In the underwater mode, the 6-bar arms are folded upwards simultaneously through the control mechanism, the variant cross-medium aircraft is changed into a streamline structure appearance, and the propeller propellers are rotated by 360 degrees at two sides of the arms to complete the underwater forward and backward, left and right, up and down, rolling and other actions so as to meet the requirement of underwater diving. Therefore, in the process of continuously crossing two media of water and air, different switching of the air and sea working modes is realized through opening and closing of the machine arm, and the aim is finally achieved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The variable cross-medium aircraft with the foldable mechanical arm is characterized by comprising a base, wherein two supporting legs are fixedly supported on the lower surface of the base, a watertight cabin cover is fixedly arranged on the upper surface of the base, a plurality of machine arms are arranged around the base and are rotatably connected with the base, a plurality of pressure-resistant watertight cabin bodies are further arranged on the lower sides of the plurality of machine arms, the plurality of pressure-resistant watertight cabin bodies are combined to form a pressure-resistant watertight cabin with a streamline structure, a first driving device is fixedly arranged at the end part, far away from the base, of the plurality of machine arms, the variable cross-medium aircraft further comprises two propeller thrusters, the two propeller thrusters are symmetrically arranged on the outer surfaces of the plurality of pressure-resistant watertight cabin bodies, a control mechanism and power supply equipment are further arranged inside the watertight cabin cover, and the power supply equipment is used for the propeller thrusters, The first driving device and the control mechanism are powered, and the control mechanism is used for controlling the propeller and the first driving device.

2. The variant cross-media vehicle of claim 1, wherein the horn is a telescoping horn, the number of telescoping horns being 6.

3. The variant cross-media vehicle of foldable mechanical arms of claim 2, characterized in that the number of pressure-tight watertight hull sections is the same as the number of telescopic arms.

4. The variant cross-media vehicle of claim 3, characterized in that the connection of the propeller thruster to the control mechanism and the power supply device is arranged inside the pressure-tight tank body.

5. The variant cross-media vehicle of claim 4, wherein the first drive mechanism comprises a motor and a rotor, the rotor being fixedly mounted on a drive shaft of the motor.

6. The variant cross-media vehicle of foldable mechanical arms of claim 5, characterized in that the connection of the motor to the control mechanism and the associated power supply device is arranged inside the pressure-tight tank hull.

7. The variant cross media vehicle of claim 6, wherein the watertight hatch is fixedly attached to the base by bolts.

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