CN209938970U

CN209938970U - Hybrid unmanned aerial vehicle

Info

Publication number: CN209938970U
Application number: CN201920146040.5U
Authority: CN
Inventors: 孙伟; 崔磊
Original assignee: Henan Zhengda Aviation Industry Co Ltd
Current assignee: Henan Zhengda Aviation Industry Co Ltd
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-01-14
Anticipated expiration: 2029-01-28

Abstract

The utility model provides an oil-electricity hybrid unmanned aerial vehicle, including the frame, be equipped with screw, oil tank, engine and control system in the frame, the motor shaft that the screw set up is located same circumference, and the oil tank is located the centre of a circle of circumference. The frame includes level and parallel fixed connection's main frame and auxiliary frame, and the screw all passes through horn and main frame fixed connection, and oil tank and engine all are located the auxiliary frame, and engine and main frame are located the both sides of oil tank respectively. The heavy oil tank is arranged at the circle center of the circumference where the motor shaft is located, so that the overall gravity center of the unmanned aerial vehicle is close to the circumference surface where the motor shaft is located and the circle center of the circumference, and when the unmanned aerial vehicle steers and swings, the swinging moment of the gravity center is small and the swinging inertia is small, so that the unmanned aerial vehicle steers and moves swiftly, and the control is stable and convenient; in addition, because the oil tank is located the centre of a circle department of motor shaft place circumference, when the oil mass produced the change in the oil tank, it is less to the control influence of propeller, increases the stability of unmanned aerial vehicle flight.

Description

Hybrid unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned aerial vehicle, concretely relates to oil-electricity thoughtlessly moves unmanned aerial vehicle.

Background

In recent years, the unmanned aerial vehicle market is developed, and the small unmanned aerial vehicle is more and more widely used in the fields of consumption and industry due to the characteristics of low cost, easiness in use and the like. The structure is simple, the maintenance is easy, and the vertical lifting is convenient, so that the market acceptance can be rapidly obtained. At present many rotor unmanned aerial vehicle mainly use electronic as leading, and the low energy density of battery and shortcomings such as life are short have seriously restricted its in the development in fields such as electric power patrol and examine, commodity circulation transportation, policeman fire control, agricultural plant protection, survey and drawing. The utility model provides a hybrid unmanned aerial vehicle compares traditional battery powered, adopts hybrid to improve unmanned aerial vehicle's electrically driven accurate control greatly, brings extremely low use cost and overlength duration.

At present, oil-electricity hybrid unmanned aerial vehicle, frame, oil tank and the equal vertical setting of engine just are located same straight line, for the control system power supply after the engine obtains fuel in the oil tank, control system control screw rotates and makes unmanned aerial vehicle flight. In the flight process, when the unmanned aerial vehicle changes direction, the gravity center is positioned below the unmanned aerial vehicle, so that the unmanned aerial vehicle has larger inertia after the gravity center deflects when the unmanned aerial vehicle turns, and the unmanned aerial vehicle is not beneficial to control; in addition, the vertical structure needs to be disassembled to contact with the damaged parts after a plurality of external parts are disassembled during maintenance, and the disassembly and assembly are troublesome.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model provides an oil-electricity thoughtlessly moves unmanned aerial vehicle.

The utility model provides an oil-electricity hybrid unmanned aerial vehicle, includes the frame be equipped with screw, oil tank, engine and control system in the frame, its characterized in that: the motor shafts arranged on the propellers are positioned on the same circumference, and the oil tank is positioned on the circle center of the circumference.

Further comprises the following steps: the frame includes level and parallel fixed connection's main frame and subframe, the screw all through the horn with main frame fixed connection, oil tank and engine all are located on the subframe, the engine with the main frame is located respectively the both sides of oil tank.

Further comprises the following steps: the horn includes two short horns and two long horns, with the array orientation of main frame, oil tank and engine is the positive direction, remembers pass through in the positive direction the straight line of the centre of a circle is the central line, two short horns are the V style of calligraphy and set up the place ahead of main frame and about the central line symmetry sets up, two long horns are the V style of calligraphy and set up the rear of main frame and about the central line symmetry sets up.

Further comprises the following steps: the auxiliary frame comprises two cross rods, the two cross rods are located between the two long machine arms and symmetrically arranged about the central line, and the oil tank and the engine are fixedly arranged on the two cross rods.

Further comprises the following steps: the main frame comprises an upper main plate and a lower main plate, an arm pipe clamp is fixedly connected between the upper main plate and the lower main plate, the arm pipe clamp comprises a first pipe clamp and a second pipe clamp, the first pipe clamp comprises a square pipe clamp body, and a through hole matched with the short arm is formed in the middle of the pipe clamp body; the second pipe clamp comprises a first half cylindrical groove and a second half cylindrical groove which are arranged back to back, the two ends of the first half cylindrical groove and the second half cylindrical groove are fixedly connected through a first connecting plate and a second connecting plate respectively, and a reinforcing plate is fixedly connected between the first half cylindrical groove and the second half cylindrical groove;

the end parts of the two short machine arms are respectively provided with the first pipe clamp and penetrate through the through holes of the pipe clamp body, the pipe clamp body is fixedly provided with a convex block at the positions at two sides of the through holes, the through holes are respectively provided with a first arc-shaped buckle, the first arc-shaped buckles are buckled on the short machine arms, and the two ends of the first arc-shaped buckles are respectively fixedly connected with the convex blocks at two sides of the through holes; the upper end surface and the lower end surface of the pipe clamp body are fixedly connected with the upper main board and the lower main board respectively;

the end parts of the two long machine arms are respectively provided with the second pipe clamp and are positioned in the first semi-cylindrical groove, the two ends of the first semi-cylindrical groove are respectively provided with a second arc-shaped buckle, the second arc-shaped buckles are buckled on the long machine arms, and the two ends of the second arc-shaped buckles are respectively fixedly connected with the first semi-cylindrical groove; the inner ends of the two cross rods are respectively positioned in the second semi-cylindrical grooves in the second pipe clamp at the end parts of the two long machine arms; third arc-shaped buckles are arranged at two ends of the second half cylindrical groove and buckled on the cross rod and fixedly connected with the second half cylindrical groove; and the upper end faces and the lower end faces of the first connecting plate and the second connecting plate are respectively fixedly connected with the upper main plate and the lower main plate.

Further comprises the following steps: the oil tank is located between the two cross rods, clamping grooves are formed in the positions, corresponding to the cross rods, of the two side faces of the oil tank, and the cross rods are located in the clamping grooves and attached to the clamping grooves.

Further comprises the following steps: the buffer sleeve is fixedly sleeved at the position, located in the clamping groove, of the cross rod, and the buffer sleeve is attached to the clamping groove.

Further comprises the following steps: the engine is located between the two cross rods, support legs are fixedly arranged on the upper portion of the engine, the support legs are distributed on the periphery of the engine and located above the cross rods, support plates are fixedly arranged on the cross rods corresponding to the support legs, rubber piers are distributed between the support legs and the support plates, and the rubber piers are supported between the support legs and the support plates.

Further comprises the following steps: and a connecting rod is fixedly arranged between the two cross rods, and the connecting rod is arranged at the end part of the outer end of each cross rod.

Further comprises the following steps: the control system is arranged on the upper main board, and hoisting equipment comprising camera equipment, lighting equipment, electric power or pipeline inspection equipment and a laser radar is fixedly arranged on the lower main board; and a foot rest is fixedly arranged on the lower main board close to the oil tank.

The utility model discloses a utility model point and beneficial effect: the heavy oil tank is arranged at the circle center of the circumference where the motor shaft is located, so that the overall gravity center of the unmanned aerial vehicle is close to the circumference surface where the motor shaft is located and the circle center of the circumference, and when the unmanned aerial vehicle steers and swings, the swinging moment of the gravity center is small and the swinging inertia is small, so that the unmanned aerial vehicle steers and moves swiftly, and the control is stable and convenient; in addition, the oil tank is positioned at the circle center of the circumference where the motor shaft is positioned, so that when the oil quantity in the oil tank changes, the control influence on the propeller is small, and the flying stability of the unmanned aerial vehicle is improved; the main frame, the oil tank and the engine are sequentially and transversely arranged and are positioned in the circumferential surface of the circumference where the motor shaft is located, so that the integral gravity center is conveniently concentrated on the oil tank, when the propeller acts, the action feedback of the whole machine is quicker and more obvious when the main frame is driven by the machine arm, and when the hoisting equipment is added on the unmanned aerial vehicle, the influence on flight control steering after the hoisting equipment is added is small due to the lever effect of the hoisting equipment and the engine on the gravity center of the whole machine; all set up oil tank and engine on two horizontal poles, and the engine sets up at the horizontal pole tail end through gluing the mound, glues the mound and carries out the one-level shock attenuation of great degree to the vibration of engine, be the second grade shock attenuation behind the horizontal pole transmission, because contain liquid fuel in the oil tank, the shock attenuation of liquid is effectual, produces the tertiary shock attenuation of great degree to the horizontal pole after the oil tank is connected with the horizontal pole for vibration effect when horizontal pole and main frame are connected is minimum, thereby reduces the influence of engine to flying the accuse.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the midframe of the utility model;

FIG. 3 is an enlarged view of the structure of the area A in FIG. 2;

fig. 4 is a schematic structural view of a first pipe clamp of the present invention;

fig. 5 is a schematic structural view of a second pipe clamp according to the present invention;

FIG. 6 is a schematic view of the assembly structure of the middle oil tank on the frame according to the present invention;

FIG. 7 is a schematic view of an assembly structure of the middle oil tank and the buffer sleeve according to the present invention;

FIG. 8 is a schematic structural view of the middle support plate and the connecting rod of the present invention assembled on the frame;

FIG. 9 is an enlarged structural view of the area B in FIG. 8;

FIG. 10 is a schematic view of an assembly structure of the engine and the support legs of the present invention;

fig. 11 is a schematic structural view of the middle stop pin of the present invention.

In the figure, 11, an upper main board; 12. a lower main board; 13. a short horn; 131. a first pipe clamp; 1311. a tube clamp body; 1312. a through hole; 1313. a bump; 1314. a first arc-shaped buckle; 14. a long horn; 141. a second pipe clamp; 1411. a first connecting plate; 1412. a third arc-shaped buckle; 1413. a second half cylindrical groove; 1414. a reinforcing plate; 1415. a second connecting plate; 1416. a second arc-shaped buckle; 1417. a first semi-cylindrical groove; 15. a cross bar; 16. a support leg vertical bar; 17. a leg rail; 18. a soft sleeve; 2. an oil tank; 21. a buffer sleeve; 211. a sleeve; 212. an end edge; 22. a fuel tank cap; 23. an oil suction pipe inlet hole; 24. a wire passing hole; 25. a card slot; 26. a convex body; 31. a first pallet; 32. gluing piers; 33. a second pallet; 34. a limit pin; 341. a soft cushion; 342. a nail rod; 343. a nail plate; 35. a connecting rod; 36. a support; 4. an engine; 41. a fixing plate; 411. a support leg; 412. and (6) mounting holes for rubber piers.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings. It should be noted that the terms of orientation such as left, middle, right, up and down in the examples of the present invention are only relative to each other or are referred to the normal use status of the product, and should not be considered as limiting.

As shown in fig. 1, an oil-electricity hybrid unmanned aerial vehicle comprises a rack, wherein a propeller, an oil tank 2, an engine 4 and a control system are arranged on the rack, motor shafts of the propeller are located on the same circumference, and the oil tank 2 is located in the circle center of the circumference.

As shown in fig. 2 and 3, the frame includes a main frame and a subframe which are horizontally and fixedly connected in parallel, the propellers are fixedly connected to the main frame through a boom, the oil tank 2 and the engine 4 are both located on the subframe, and the engine 4 and the main frame are respectively located on two sides of the oil tank 2. The horn includes two short horns 13 and two long horns 14, and screw fixed mounting is at the outer tip of two short horns 13 and two long horns 14, with the array orientation of main frame, oil tank 2 and engine 4 is the positive direction, remembers pass through in the positive direction the straight line in the centre of a circle is the central line, two short horns 13 are the V style of calligraphy and set up the place ahead of main frame and about the central line symmetry sets up, two long horns 14 are the V style of calligraphy and set up the rear of main frame and about the central line symmetry sets up. The auxiliary frame comprises two cross rods 15 which are arranged in parallel, the two cross rods 15 are positioned between the two long machine arms 14 and are symmetrically arranged relative to the central line, and the oil tank 2 and the engine 4 are fixedly arranged on the two cross rods 15; the oil tank 2 is of a square body type, an oil tank cover 22 and an oil suction pipe inlet hole 23 are arranged at the upper part of the oil tank 2, a wire passing hole 24 is arranged at the middle part of the oil tank 2, and the wire passing hole 24 is used for penetrating through a circuit between the engine 4 and a control system;

the main frame comprises an upper main plate 11 and a lower main plate 12, wherein a machine arm pipe clamp is fixedly connected between the upper main plate 11 and the lower main plate 12, the machine arm pipe clamp comprises a first pipe clamp 131 and a second pipe clamp 141, as shown in fig. 4 and 5, the first pipe clamp 131 comprises a square pipe clamp body 1311, and a through hole 1312 matched with the short machine arm 13 is formed in the middle of the pipe clamp body 1311; the second pipe clamp 141 comprises a first half cylindrical groove 1417 and a second half cylindrical groove 1413 which are arranged back to back, two ends of the first half cylindrical groove 1417 and the second half cylindrical groove 1413 are fixedly connected through a first connecting plate 1411 and a second connecting plate 1415 respectively, and a reinforcing plate 1414 is fixedly connected between the first half cylindrical groove 1417 and the second half cylindrical groove 1413;

the end parts of the two short machine arms 13 are respectively provided with the first pipe clamp 131 and penetrate through a through hole 1312 of the pipe clamp body 1311, the pipe clamp body 1311 is fixedly provided with a bump 1313 at the positions on two sides of the through hole 1312, the through hole 1312 is provided with a first arc-shaped buckle 1314, the first arc-shaped buckle 1314 is buckled on the short machine arms 13, and the two ends of the first arc-shaped buckle 1314 are respectively fixedly connected with the bumps 1313 on two sides of the through hole 1312; the upper end surface and the lower end surface of the pipe clamp 1311 are fixedly connected with the upper main board 11 and the lower main board 12 respectively;

the end parts of the two long machine arms 14 are respectively provided with the second pipe clamps 141 and are respectively positioned in the first semi-cylindrical groove 1417, the two ends of the first semi-cylindrical groove 1417 are respectively provided with a second arc-shaped buckle 1416, the second arc-shaped buckle 1416 is buckled on the long machine arms 14, and the two ends of the second arc-shaped buckle 1416 are respectively fixedly connected with the first semi-cylindrical groove 1417; the inner ends of the two cross bars 15 are respectively positioned in the second semi-cylindrical grooves 1413 in the second pipe clamps 141 at the ends of the two long arms 14; both ends of the second semi-cylindrical groove 1413 are provided with third arc-shaped buckles 1412, and the third arc-shaped buckles 1412 are buckled on the cross rod 15 and are fixedly connected with the second semi-cylindrical groove 1413; the upper end surfaces and the lower end surfaces of the first connecting plate 1411 and the second connecting plate 1415 are fixedly connected with the upper main board 11 and the lower main board 12 respectively;

the control system is arranged on the upper main board 11, and hoisting equipment including camera equipment, lighting equipment, electric power or pipeline inspection equipment and a laser radar is fixedly arranged on the lower main board 12; the foot rest is fixedly arranged at a position, close to the oil tank 2, on the lower main board 12 and comprises a support leg vertical rod 16, a support leg transverse rod 17 and a soft sleeve 18, the upper end of the support leg vertical rod 16 is fixedly connected with the lower main board 12, the lower end of the support leg vertical rod 16 is fixedly connected with the middle part of the support leg transverse rod 17, and the soft sleeve is sleeved at two ends of the support leg transverse rod 17.

Referring to fig. 6 and 7, the oil tank 2 is located between the two cross bars 15, two side surfaces of the oil tank 2 corresponding to the cross bars 15 are provided with clamping grooves 25, and the cross bars 15 are located in the clamping grooves 25 and attached to the clamping grooves 25.

A buffer sleeve 21 is fixedly sleeved at the position of the cross rod 25 in the clamping groove 25, and the buffer sleeve 21 is attached to the clamping groove 25; the buffer sleeve 21 comprises a tube body 211 fixedly sleeved on the cross rod 15, and flanged end edges 212 are integrally arranged at two ends of the tube body 211, and the end edges 212 are arranged on the side surface of the oil tank 2 to prevent the oil tank 2 from moving on the buffer sleeve 21.

Referring to fig. 8, 9 and 10, the engine 4 is located between the two cross bars 15, a support leg 411 is fixedly arranged at the upper portion of the engine 4, the support legs 411 are distributed around the engine 4 and above the cross bars 15, support plates are fixedly arranged on the cross bars 15 corresponding to the support legs 411, each support plate includes a first support plate 31 and a second support plate 33, the end portions of the two cross bars 15 are respectively provided with the second support plate 33, the second support plate 33 is fixedly connected with the cross bars 15 through a support 36, the first support plate 31 is long and located at the middle portion of the two cross bars 15, the end portions of the two ends of the first support plate 31 are respectively fixedly connected with the cross bars 15 through the support 36, rubber piers 32 are distributed between the support legs 411 and the support plates, limit nails 34 are arranged between the support legs 411 and the support plates, referring to fig. 11, the limit nail 34 comprises a nail rod 342, the top of the nail rod 342 is fixedly connected with a support leg 411, the lower end of the nail rod 342 penetrates through a limit hole formed in the supporting plate, the limit hole is larger than the diameter of the nail rod 342, and a nail disc 343 is fixedly connected with the lower end of the nail rod 342, so that the nail rod 342 can have a certain moving range in the limit hole. A connecting rod 35 is fixedly arranged between the two cross rods 15, and the connecting rod 35 is arranged at the end part of the outer end of each cross rod 15.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an oil-electricity hybrid unmanned aerial vehicle, includes the frame be equipped with screw, oil tank, engine and control system in the frame, its characterized in that: the motor shafts arranged on the propellers are positioned on the same circumference, and the oil tank is positioned on the circle center of the circumference.

2. The hybrid electric unmanned aerial vehicle of claim 1, wherein: the frame includes level and parallel fixed connection's main frame and subframe, the screw all through the horn with main frame fixed connection, oil tank and engine all are located on the subframe, the engine with the main frame is located respectively the both sides of oil tank.

3. The hybrid electric unmanned aerial vehicle of claim 2, wherein: the horn includes two short horns and two long horns, with the array orientation of main frame, oil tank and engine is the positive direction, remembers pass through in the positive direction the straight line of the centre of a circle is the central line, two short horns are the V style of calligraphy and set up the place ahead of main frame and about the central line symmetry sets up, two long horns are the V style of calligraphy and set up the rear of main frame and about the central line symmetry sets up.

4. The hybrid electric unmanned aerial vehicle of claim 3, wherein: the auxiliary frame comprises two cross rods, the two cross rods are located between the two long machine arms and symmetrically arranged about the central line, and the oil tank and the engine are fixedly arranged on the two cross rods.

5. The hybrid electric unmanned aerial vehicle of claim 4, wherein: the main frame comprises an upper main plate and a lower main plate, an arm pipe clamp is fixedly connected between the upper main plate and the lower main plate, the arm pipe clamp comprises a first pipe clamp and a second pipe clamp, the first pipe clamp comprises a square pipe clamp body, and a through hole matched with the short arm is formed in the middle of the pipe clamp body; the second pipe clamp comprises a first half cylindrical groove and a second half cylindrical groove which are arranged back to back, the two ends of the first half cylindrical groove and the second half cylindrical groove are fixedly connected through a first connecting plate and a second connecting plate respectively, and a reinforcing plate is fixedly connected between the first half cylindrical groove and the second half cylindrical groove;

6. The hybrid electric unmanned aerial vehicle of claim 4 or 5, wherein: the oil tank is located between the two cross rods, clamping grooves are formed in the positions, corresponding to the cross rods, of the two side faces of the oil tank, and the cross rods are located in the clamping grooves and attached to the clamping grooves.

7. The hybrid electric unmanned aerial vehicle of claim 6, wherein: the buffer sleeve is fixedly sleeved at the position, located in the clamping groove, of the cross rod, and the buffer sleeve is attached to the clamping groove.

8. The hybrid electric unmanned aerial vehicle of claim 4 or 5, wherein: the engine is located between the two cross rods, support legs are fixedly arranged on the upper portion of the engine, the support legs are distributed on the periphery of the engine and located above the cross rods, support plates are fixedly arranged on the cross rods corresponding to the support legs, rubber piers are distributed between the support legs and the support plates, and the rubber piers are supported between the support legs and the support plates.

9. The hybrid unmanned aerial vehicle of claim 8, wherein: and a connecting rod is fixedly arranged between the two cross rods, and the connecting rod is arranged at the end part of the outer end of each cross rod.

10. The hybrid electric unmanned aerial vehicle of claim 5, wherein: the control system is arranged on the upper main board, and hoisting equipment comprising camera equipment, lighting equipment, electric power or pipeline inspection equipment and a laser radar is fixedly arranged on the lower main board; and a foot rest is fixedly arranged on the lower main board close to the oil tank.