CN213192507U

CN213192507U - Manual remote control flying wing for teaching

Info

Publication number: CN213192507U
Application number: CN202022293048.XU
Authority: CN
Inventors: 罗翌铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-05-14
Anticipated expiration: 2030-10-15

Abstract

The utility model provides a manual remote control flying wing for teaching, which comprises two main wing plates, wherein the two main wing plates are spliced to form a main wing, a propeller is arranged at the tail end of the main wing, the rear edge of the main wing plate is locally cut to form an aileron, and the aileron is connected with the rear edge of the main wing plate and can be turned over up and down; a wingtip winglet is vertically arranged at the wingtip of the outer end of the main wing plate, the front end of the wingtip winglet is triangular, and the rear end of the wingtip winglet is in a dovetail shape; the power-driven airplane further comprises an engine, a steering engine and a battery, wherein the engine is installed on the main wing and used for providing power for the propeller, the steering engine is used for providing power for turning the ailerons, and the battery is used for providing a power supply. The utility model has the characteristics of simple structure is ingenious, the equipment is simple and convenient, flight stability is good, flight speed is fast.

Description

Manual remote control flying wing for teaching

Technical Field

The utility model belongs to the technical field of the unmanned air vehicle technique and specifically relates to a teaching is with manual remote control all-wing aircraft is related to.

Background

The traditional fixed wing unmanned plane mainly comprises a plane body, a main wing and a tail wing, wherein the tail wing comprises a horizontal tail wing and a vertical tail wing, the long plane body can be used as a container for containing a payload and also can be used as a stable platform for installing the main wing and the tail wing, and the tail wing enables the plane to have better stability during flying. However, both the fuselage and the tail wing require a large amount of material and also take up a large amount of weight, resulting in inefficient loading of the wing. Therefore, the flying wing type unmanned aerial vehicle (flying wing for short) is invented, only the main wing is reserved, the tail wing is omitted, and meanwhile, the length of the fuselage is shortened to be matched with the size of the main wing. However, because of the absence of the tail, the flying wing has much lower stability during flying, which makes the flying control of the flying wing difficult.

In the prior art, a plurality of types of model airplanes for student teaching are generally traditional fixed-wing airplanes, and have the following problems: (1) the manual assembly of teachers for teaching students is complicated; (2) an engine and a propeller of a traditional fixed wing aircraft are arranged in front of an aircraft body, so that potential safety hazards exist; (3) under the same hardware condition, the lift is small, and the difficulty of learning, flying and operating of students is higher.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a teaching is with manual all-wing aircraft, have simple structure ingenious, the equipment is simple and convenient, flight stability is good, flight speed is fast characteristics.

In order to solve the technical problem, the utility model provides a manual remote control flying wing for teaching, which comprises two main wing plates, wherein the two main wing plates are spliced to form a main wing, a propeller is arranged at the tail end of the main wing, the rear edge of the main wing plate is partially cut to form an aileron, and the aileron is connected with the rear edge of the main wing plate and can be turned over up and down; a wingtip winglet is vertically arranged at the wingtip of the outer end of the main wing plate, the front end of the wingtip winglet is triangular, and the rear end of the wingtip winglet is in a dovetail shape; the power-driven airplane further comprises an engine, a steering engine and a battery, wherein the engine is installed on the main wing and used for providing power for the propeller, the steering engine is used for providing power for turning the ailerons, and the battery is used for providing a power supply.

Preferably, the flying wing wireless control system further comprises an engine speed regulator for controlling the rotating speed of an engine motor and a wireless receiver for achieving flying wing wireless control, wherein the wireless receiver is electrically connected with the steering engine and the engine speed regulator, and the battery is electrically connected with the engine speed regulator.

Preferably, the shape of the main wing plate is a trapezoid.

Preferably, the wing root chord of the two wing plates of the main engine is fixed by adhering after being matched, spliced and spliced.

Preferably, the wing plate of the main machine and the winglet are formed by cutting light plates, and carbon fiber sheets with reinforcing functions are attached to the top surface and the bottom surface of the wing plate of the main machine.

Preferably, the trailing edge of the main wing panel is cut to extend from the wing tip chord to the wing root chord to form an aileron.

As preferred mode, the outside level in wingtip chord edge of host wing board extends and forms the picture peg, the front end of wingtip winglet set up with the jack of picture peg adaptation, the wingtip winglet with the host wing panel is pegged graft, the front end point portion of wingtip winglet aligns with the front edge of the wingtip chord of host wing panel.

Preferably, the tip winglet has a length 2.5 times the tip chord length of the main wing panel and a width equal to the tip chord length of the main wing panel.

Preferably, the engine is installed at the tail part of the splicing seam of the two main wing plates, and the engine speed regulator, the receiver and the battery are installed at the front part and/or the middle part of the splicing seam so as to balance the gravity center of the flying wing.

As a preferred mode, the two steering engines are installed on two main engine wing plates, and linkage is achieved through the connecting rods and the ailerons.

The utility model relates to a manual remote control all-wing aircraft is used in teaching compares with current design, and its advantage lies in: the fuselage wing is based on simple geometric shape, reasonable in design, makes things convenient for student's manual work, and the equipment is simple and convenient, is applicable to teaching work. The design of wingtip winglet size and shape weakens the wingtip vortex of the flying wing, reduces flight resistance, improves flight speed, and can also play a role in strengthening flight stability. Under the condition of the same total weight, the flying wing design can obtain larger lift area, which means that the aircraft can obtain larger lift. The propeller is arranged at the tail part of the main wing, so that the safety of a user can be improved.

Drawings

Fig. 1 is a schematic view of the manual remote control flying wing for teaching of the utility model.

Fig. 2 is a schematic diagram two of the manual remote control flying wing for teaching of the utility model.

Fig. 3 is an exploded schematic view of the manual remote control flying wing for teaching of the utility model.

Fig. 4 is a schematic view of the main wing of the manual remote control flying wing for teaching of the present invention.

Detailed Description

The invention is described in detail below with reference to the drawings and specific examples.

The utility model relates to a manual remote control flying wing for teaching, as shown in figures 1-3, comprising two spliced main wing plates 1, wherein the main wing plates 1 are spliced to form a main wing which is used as a main source of the lifting force of the flying wing; the rear end of the splicing part of the two main machine wing plates 1 is provided with a propeller 2, and the propeller 2 can provide flight power; an aileron 11 is arranged at the rear end of the wing plate 1 of the main machine and is used for controlling the lifting action of the unmanned aerial vehicle; the wingtip winglets 3 are vertically arranged at the wingtips of the outer ends of the wing plates 1 of the main machine, and the wingtips winglets 3 are used for improving the flight stability of the flying wing, weakening the eddy current of the wingtips and reducing the resistance; the aircraft further comprises an engine 4 which is arranged at the rear end of the main wing and used for providing power for the propeller 2, a steering engine 5 which provides power for the ailerons, an engine speed regulator 6, a radio receiver 7, a battery 8 and a remote controller.

As shown in fig. 4, the shape of the main wing panel 1 is substantially trapezoidal. The aspect ratio of the wing plate 1 of the main engine is 4:1, and the sweepback angle alpha of the wing is 20 degrees. The wing root chords of the two wing plates 1 of the main wing are spliced and then are bonded and fixed by using transparent adhesive tapes to form the complete main wing. Preferably, the wing root chords of the two main wing plates 1 are inserted in a concave-convex fit manner. And extending the trailing edge of the main wing plate 1 from the wing tip chord to the wing root chord, and cutting to form the aileron 11, wherein the length of the aileron 11 accounts for 5/6 of the wing span of the main wing plate 1, and the width of the aileron 11 is 1/4 of the wing tip chord of the main wing plate 1. The front part of the wing tip chord edge of the main wing plate 1 extends outwards horizontally to form an elongated insertion plate 12.

The wingtip winglet 3 is approximately in a long strip plate shape, the front end of the wingtip winglet is triangular, the rear end of the wingtip winglet is in a dovetail shape, and two sides of the middle section of the wingtip winglet are parallel. The length of the wingtip winglet 3 is 2.5 times the original length of the wingtip chord of the main wing panel 1 before cutting, the width of the wingtip winglet 3 is equal to the original length of the wingtip chord of the main wing panel 1, and the front tip of the wingtip winglet 3 is aligned with the front edge of the wingtip chord of the main wing panel 1.

The front end of the wingtip winglet 3 is positioned at the central line and provided with a strip-shaped jack 31 which is sleeved on the inserting plate 12 of the wing plate 1 in an adaptive manner, so that the wingtip winglet 3 is vertically arranged at the wingtip chord of the wing plate 1 of the main machine.

In a preferred embodiment, the main wing panel 1 and the winglet 3 are cut from a foam or KT sheet or other lightweight sheet material, and the aileron 11 is cut from the rear end of the main wing panel 1. In order to overcome the problem of insufficient strength of the main wing, carbon fiber sheets are adhered to the top surface and the bottom surface of the main wing plate 1.

The engine 4 is arranged at the tail part of the splicing seam of the two main wing plates 1, and the engine speed regulator 6, the receiver 7 and the battery 8 are arranged at the front part of the splicing seam so as to balance the gravity center of the flying wing. Two steering engines 5 are installed on two main wing plates 1, are linked with the ailerons 11 through connecting rods and are used for controlling the ailerons 11 to rotate, the rotating angle is +/-45 degrees, and the steering engines 5 are electrically connected with the radio receiver 7 to obtain remote control signals. The engine 4 is electrically connected with the motor speed regulator 6, and the motor speed regulator 6 is electrically connected with the radio receiver 7. The battery 8 is electrically connected with the engine governor 6.

As a preferred embodiment, the 4-inch propeller 2 is used in a dry stock 4045. The engine 4 adopts an Dongxingwei 2204 motor. Steering engine 5 adopts a silver swallow 9251 steering engine. The motor speed regulator 6 adopts a big-good 30A fixed wing electric regulation. The radio receiver 7 employs si a 6B. The battery 8 is a 800mah 12V lithium battery.

The utility model provides a manufacturing method of manual remote control flying wing for teaching as follows:

1. and cutting the main wing plate into two blocks by a laser cutting machine according to the size proportion of 60cm wingspan, 15cm wingtip chord and 25cm wingroot chord by adopting a foam plate. The wingtip winglet is cut, and the length is 37.5cm, and the width is 15 cm.

2. And cutting the rear edge of the wing plate of the main machine to form an aileron, and forming a gap on the rear edge of the wing plate of the main machine after cutting.

3. Splicing the two cut main wing plates, sticking and fixing the spliced main wing plates by using transparent glue to form a complete main wing, and then sticking a layer of carbon fiber sheet on the front side and the back side of the main wing respectively for reinforcement.

4. And (4) installing the ailerons to the rear edge gap of the cut main wing panel, and bonding by using transparent adhesive.

5. The wingtip winglet is vertically mounted to the wingtip chord edge of the main wing panel.

6. A steering engine is arranged on the main wing, and the main wing is connected to the ailerons through a connecting rod and used for controlling the ailerons to rotate. The wires of the steering engine are connected to a radio receiver to obtain remote control signals.

7. The brushless motor and the propeller of the engine are arranged at the rear end of the center line of the main wing, and the electric wire is connected to the motor speed regulator and then connected to the radio receiver through the electric wire.

8. And installing a lithium battery to the front edge of the central line of the main wing, balancing the gravity center of the flying wing, and connecting the flying wing with a motor speed regulator through an electric wire.

Right the utility model provides a manual remote control all-wing aircraft and fixed wing aircraft (model sisna 60) that have the same span size are carried out the performance contrast test to the teaching, and test method is: the maximum throttle is released from the starting point of the hectometer runway to control the airplane to fly linearly, a timer is used for timing, the average flying speed of 100 meters is calculated, 12 times of repeated tests are carried out, finally, a lowest value and a highest value are removed, the average value of the flying speed is obtained, and the test results are shown in the following table 1.

TABLE 1

The data of table 1 shows that the flight speed of the manual remote control flying wing for teaching of the utility model is improved by about 18 percent compared with the traditional fixed wing airplane.

Claims

1. The utility model provides a manual remote control all-wing aircraft for teaching which characterized in that: the aircraft wing assembly comprises two main wing plates (1), the two main wing plates (1) are spliced to form a main wing, a propeller (2) is installed at the tail end of the main wing, the rear edge of the main wing plate (1) is locally cut to form an auxiliary wing (11), and the auxiliary wing (11) is connected with the rear edge of the main wing plate (1) and can be turned over up and down; wingtip winglets (3) are vertically arranged at wingtips of the outer ends of the wing plates (1) of the main machine, the front ends of the wingtip winglets (3) are triangular, and the rear ends of the wingtip winglets (3) are in a dovetail shape; the power-driven airplane wing is characterized by further comprising an engine (4) which is arranged on the back face of the main wing and used for providing power for the propeller (2), a steering engine (5) which is used for providing power for overturning the aileron (11), and a battery (8) which is used for providing a power supply.

2. A teaching hand-operated remote control flying wing according to claim 1, characterized in that: the flying wing wireless control system is characterized by further comprising an engine speed regulator (6) used for controlling the rotating speed of a motor of the engine (4) and a radio receiver (7) used for achieving wireless control of flying wings, wherein the radio receiver (7) is electrically connected with the steering engine (5) and the engine speed regulator (6), and the battery is electrically connected with the engine speed regulator (6).

3. A teaching hand-operated remote control flying wing according to claim 1, characterized in that: the main machine wing plate (1) is trapezoidal in shape.

4. A teaching hand-operated remote control flying wing according to claim 1, characterized in that: the wing root chord of the two wing plates (1) of the main engine is spliced and fixed after being matched in a concave-convex way.

5. A teaching hand-operated remote control flying wing according to any one of claims 1-4, characterized in that: the wing plate (1) of the main machine and the winglet (3) at the wing tip are formed by cutting light plates, and carbon fiber sheets with reinforcing effect are pasted on the top surface and the bottom surface of the wing plate (1) of the main machine.

6. A teaching hand-operated remote control flying wing according to claim 5, characterized in that: the rear edge of the main wing plate (1) extends from the wing tip chord to the wing root chord as a starting point and is cut to form an aileron (11).

7. A teaching hand-operated remote control flying wing according to claim 6, characterized in that: the outside level in wingtip chord edge of host computer pterygoid lamina (1) extends and forms picture peg (12), the front end of wingtip winglet (3) set up with jack (31) of picture peg (12) adaptation, wingtip winglet (3) with host computer pterygoid lamina (1) is pegged graft, the front end point portion of wingtip winglet (3) aligns with the leading edge of the wingtip chord of host computer pterygoid lamina (1).

8. A teaching hand-operated remote control flying wing according to claim 1, characterized in that: the length of the wingtip winglet (3) is 2.5 times of the wing tip chord length of the main wing plate (1), and the width of the wingtip winglet is equal to the wing tip chord length of the main wing plate (1).

9. A teaching hand-operated remote control flying wing according to claim 1, characterized in that: the engine (4) is arranged at the tail part of the splicing seam of the two main wing plates (1), and the engine speed regulator (6), the receiver (7) and the battery (8) are arranged at the front part and/or the middle part of the splicing seam to balance the gravity center of the flying wing.

10. A teaching hand-operated remote control flying wing according to claim 1, characterized in that: two steering engines (5) are arranged on two main wing plates (1) and are linked with the ailerons (11) by using a connecting rod.