阅读说明：本技术 一种遥控直升机 (Remote control helicopter ) 是由 支敏之 于 2019-02-28 设计创作，主要内容包括：本发明的一种遥控直升机的机身采用两种不同的材料构成,机身由上机架和下机架组成,在用塑料加工上机架的同时加工出安置电机、舵机、电调传动轴、齿轮、等器件的位置形状,使上机架的体积缩小、并减轻重量。下机架用碳纤维板构成,并在碳纤维板上用塑料加工出和其连成一体的加强筋、凹槽、定位孔等部件,减少了对这些部件的加工麻烦,提高了下机架的加工速度。机身采用这样的加工方法,机身重量轻、体积小、安装其它设备和器件方便、降低了机身制造的成本,提高了遥控直升机的飞行性及生产的经济效益。(The body of the remote control helicopter is made of two different materials, the body is composed of an upper frame and a lower frame, and the position shapes of a motor, a steering engine, an electrically-controlled transmission shaft, a gear and other devices are processed while the upper frame is processed by plastic, so that the volume of the upper frame is reduced, and the weight is reduced. The lower frame is made of carbon fiber plates, and parts such as reinforcing ribs, grooves, positioning holes and the like which are connected with the carbon fiber plates are processed on the carbon fiber plates by plastics, so that the processing trouble of the parts is reduced, and the processing speed of the lower frame is improved. The fuselage adopts such a processing method, the fuselage is light in weight, small, and convenient to install other equipment and devices, reduces the manufacturing cost of the fuselage, and improves the flyability and the economic benefits of production of the remote control helicopter.)

1. A remote controlled helicopter comprising a fuselage, characterized in that: the machine body is made of two different materials, the machine body is made of an upper machine frame and a lower machine frame, the upper machine frame is made of plastic materials in a processing mode, and the upper machine frame comprises a first support and a second support;

the lower rack is formed by processing carbon fiber plate materials, and comprises a first carbon fiber support plate and a second carbon fiber support plate.

2. A remote helicopter according to claim 1, further comprising: open grooves A are formed in the upper portions of the front sides of the first support and the second support, covers are arranged on the closed portions of the two open grooves A, the surfaces of the first support and the second support on the two sides of each cover are rhombic, hollow portions A are arranged below the covers, semicircular grooves A are formed in the rear side portions of the hollow portions A, and fixing grooves A which are spaced at a certain distance are formed below the semicircular grooves A;

a narrowing part is arranged at the rear side of each semicircular groove A of the first support and the second support, a semicircular groove B is arranged at each narrowing part, fixing grooves B are arranged on two sides of each semicircular groove B, a hollow part B is arranged on the lower side of each semicircular groove B, and a fixing groove C is arranged on one side of each hollow part B;

the rear side of each semicircular groove B of the first support and the second support is provided with an outward-protruding oblique through hole, the outer side of each oblique through hole is provided with a cover plate A, the rear side of each oblique through hole is provided with a square hole, the outer side of each square hole is provided with a cover plate B, the upper side of each square hole is provided with a guide groove, each guide groove is connected with a cross guide plate, the rear side of each square hole is provided with a platform, the closed part of the platform is provided with a cover plate C, and the lower side of each platform is provided with a tail pipe seat;

corresponding pay-off grooves with transverse and vertical directions are arranged on the inner sides of the first support and the second support;

the base of the fixing seat is arranged outside the lower sides of the hollow parts A of the first support and the second support, and at least two screw holes are formed in the lower side parts of the base.

3. A remote helicopter according to claim 1, further comprising: the upper side parts of the first carbon fiber support plate and the second carbon fiber support plate are provided with covers G which are processed by plastics and are connected with the covers G into a whole and correspond to the fixed seats of the base of the fixed seats;

the front sides of the lower sides of the first carbon fiber support plate and the second carbon fiber support plate are provided with support legs, each support leg is provided with a reinforcing rib which is processed by plastics and is connected with the support leg into a whole, each reinforcing rib is provided with a positioning hole, and each positioning hole is connected with a positioning shaft;

grooves O which are processed by plastics and are connected with the first carbon fiber support plate and the second carbon fiber support plate into a whole are formed in the inner sides of the first carbon fiber support plate and the second carbon fiber support plate;

the front side parts of the first carbon fiber support plate and the second carbon fiber support plate are provided with machine head sockets which are processed by plastics and are connected into a whole, the inner sides of the sockets are provided with at least two inclined surfaces, the machine head is provided with a plug, and the plug is provided with an inclined surface B corresponding to the inclined surface A arranged on the machine head socket.

4. A remote helicopter according to claim 1, further comprising: and the first carbon fiber support plate and the second carbon fiber support plate are provided with through holes T corresponding to the screw holes formed in the lower sides of the first support and the second support.

5. A remote helicopter according to claim 1, further comprising: the rear sides of the first carbon fiber support plate and the second carbon fiber support plate are provided with fixing seats D, supporting plates are arranged on the rear sides of the support plates on two sides of each fixing seat D and provided with fixing feet, through holes are formed in the fixing feet, a cross beam is arranged between the supporting plates and provided with screw holes K, and screw holes L corresponding to the screw holes K are formed in the opposite positions of the screw holes K.

Technical Field

The invention relates to the field of remote control helicopters, in particular to the field of manufacturing of remote control helicopters.

Background

The remote control helicopter is a helicopter flying by using a power device to drive a rotor wing as main lifting force and propelling force, and can vertically rise and fall and fly forwards, backwards, leftwards and rightwards. The helicopter mainly comprises a body, a lift force (including a rotor wing and a tail rotor), a power system, a transmission system, airborne flight equipment and the like. The rotor wing can be driven by a turbine shaft engine or a piston engine through a mechanical transmission system composed of a transmission shaft, a speed reducer and the like, and can also be driven by the reaction force generated by the blade tip jet. Most of the helicopters are single-rotor helicopters and dual-rotor helicopters which are driven by a mechanical transmission device through a motor, and the single-rotor helicopters are more in practical use at present. The remote control helicopter can remotely control the flight. Remote control helicopters can be classified into toys, aeromodelling, civilian use, military use, and the like. The most common is a model airplane remote control helicopter which is used for model airplane sports, competitions, simulated flight training and flight entertainment, and people hope that the remote control helicopter can stay in the air for a long time in flight. Therefore, new technology and new material are adopted for manufacturing the remote control helicopter, so that the power ratio of the remote control helicopter is increased, and the weight of each part of the remote control helicopter is reduced or the volume of some parts is reduced.

With the progress of technology, the existing remote control helicopters are developed towards miniaturization, light weight and high power, the fuselage is made smaller and smaller, in order to improve the flight performance and the use function of the remote control helicopters, more and more application equipment are carried on the narrow fuselage, so that the manufacturing technology of the fuselage needs to be improved, and the fuselage is manufactured by adopting a new technology, so that the fuselage is light in weight, small in volume and convenient to process. Meanwhile, equipment and devices are carried in a small space with a small appearance and a narrow interior, the equipment and the devices can be conveniently installed on the helicopter body, the use function is increased, and the flight performance of the remote control helicopter is improved. For this reason, new requirements are placed on the manufacturing techniques of the fuselage of the remote control helicopter, so that the fuselage is manufactured using new manufacturing techniques and processes.

Disclosure of Invention

The invention provides a remote control helicopter which is simple in structure, convenient to process, small in size of a helicopter body, multiple in installation devices and light in weight and is formed by processing two different materials.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a remote control helicopter comprises a helicopter body, wherein the helicopter body is made of two different materials, the helicopter body is composed of an upper frame and a lower frame, the upper frame is made of a plastic material, and the upper frame comprises a first support and a second support; the lower rack is formed by processing carbon fiber plate materials, and comprises a first carbon fiber support plate and a second carbon fiber support plate.

Furthermore, open grooves A are formed in the upper portions of the front sides of the first support and the second support, a cover is arranged on the upper portion of the closed portion of the two open grooves A, the surfaces of the first support and the second support on the two sides of the cover are rhombic, hollow portions A are arranged below the cover, a semicircular groove A is formed in the rear side portion of each hollow portion A, and fixing grooves A which are separated by a certain distance are formed below each semicircular groove A; a narrowing part is arranged at the rear side of each semicircular groove A of the first support and the second support, a semicircular groove B is arranged at each narrowing part, fixing grooves B are arranged on two sides of each semicircular groove B, a hollow part B is arranged on the lower side of each semicircular groove B, and a fixing groove C is arranged on one side of each hollow part B;

the rear side of each semicircular groove B of the first support and the second support is provided with an outward-protruding oblique through hole, the outer side of each oblique through hole is provided with a cover plate A, the rear side of each oblique through hole is provided with a square hole, the outer side of each square hole is provided with a cover plate B, the upper side of each square hole is provided with a guide groove, the guide groove is connected with a cross guide plate, the rear side of each square hole is provided with a platform, the closed part of the platform is provided with a cover plate C, and the lower side of each platform is provided with a tail pipe seat; corresponding pay-off grooves with transverse and vertical directions are arranged on the inner sides of the first support and the second support; the base of the fixing seat is arranged outside the lower sides of the hollow parts A of the first support and the second support, and at least two screw holes are formed in the lower side parts of the base.

Furthermore, the upper side parts of the first carbon fiber support plate and the second carbon fiber support plate are provided with a cover G which is processed by plastics and is connected with the cover G into a whole and corresponds to the fixed seat of the base of the fixed seat; the front sides of the lower sides of the first carbon fiber support plate and the second carbon fiber support plate are provided with support legs, each support leg is provided with a reinforcing rib which is processed by plastics and is connected with the support leg into a whole, each reinforcing rib is provided with a positioning hole, and each positioning hole is connected with a positioning shaft; grooves O which are processed by plastics and are connected with the first carbon fiber support plate and the second carbon fiber support plate into a whole are formed in the inner sides of the first carbon fiber support plate and the second carbon fiber support plate; the front side parts of the first carbon fiber support plate and the second carbon fiber support plate are provided with machine head sockets which are processed by plastics and are connected into a whole, the inner side of each machine head socket is provided with at least two inclined surfaces, the machine head is provided with a plug, and the plug is provided with an inclined surface B corresponding to the inclined surface A arranged on the machine head socket.

Furthermore, the first carbon fiber support plate and the second carbon fiber support plate are provided with through holes T corresponding to the screw holes formed in the lower sides of the first support and the second support.

Furthermore, fixing seats D are arranged on the rear sides of the first carbon fiber support plate and the second carbon fiber support plate, supporting plates are arranged on the rear sides of the two side support plates of the fixing seats D, fixing feet are arranged on the supporting plates, through holes are formed in the fixing feet, a cross beam is arranged between the supporting plates and provided with screw holes K, and screw holes L corresponding to the screw holes K are formed in the opposite positions of the screw holes K.

The invention has the beneficial effects that: the fuselage adopts the material processing of two kinds of different materials to constitute, and the last frame adopts plastics one shot forming processing, and processing is convenient, and process velocity is fast, can reduce the processing cost of fuselage like this, and the position that simultaneously goes up the frame and can install various devices is arranged compactly through plastics processing, makes the fuselage accomplish the miniaturization, again can compactly install the various devices that the remote control helicopter needs down. The lower frame is made of a light carbon fiber plate material, and the lower frame of the carbon fiber plate and the upper frame of the plastic are combined to form the light frame, so that the weight of the remote control helicopter is reduced. The weight of the machine body becomes light, the flying time of the remote control helicopter in the air is increased, and the flying performance and the flying time of the remote control helicopter are improved.

The opening groove, the through hole, the square hole and the hollow part on the miniaturized machine body can be conveniently provided with various devices and can be conveniently detached from the devices. The time for installing or disassembling equipment and devices in the remote control helicopter is saved, meanwhile, the assembling time of the remote control helicopter is reduced, the production efficiency is improved, and the economic benefit of a production enterprise for producing the remote control helicopter is increased.

Drawings

Fig. 1 is a schematic view of the general structure of the present invention.

Fig. 2 is a schematic structural view of the upper frame.

Fig. 3 is a schematic structural view of the lower frame.

Fig. 4 is a schematic structural diagram of the fixing base.

Fig. 5 is a schematic view of the structure of the handpiece.

Detailed Description

As shown in fig. 1 to 5, an embodiment of a remote helicopter of the present invention. A remote control helicopter 100 comprises a helicopter body 1, wherein the helicopter body 1 is made of two different materials, the helicopter body 1 is made of an upper frame 2 and a lower frame 3, the upper frame 2 is made of a plastic material, and the upper frame 2 comprises a first support 4 and a second support 5; open grooves A01 are formed in the upper portions of the front sides of the first support 4 and the second support 5, and after the first support 4 and the second support 5 are connected in a closed mode, covers 02 are arranged on the upper portions of the two open grooves A01. When the cover is fixedly connected with the upper electric regulator, the upper electric regulator is arranged at the position of the open slot A, and the cover is fixedly connected with the first support and the second support.

The surfaces of the first support 4 and the second support 5 on two sides of the cover 02 are rhombic surfaces 03, a hollow-out part A04 is arranged below each opening groove A01, a semicircular groove A05 is arranged at the rear side of each hollow-out part A04, and fixing grooves A06 which are spaced at a certain distance are arranged below each semicircular groove A05. When the first support and the second support are connected in a closed mode, the groove A is used for accommodating the motor, and meanwhile each fixing groove A is connected with a fixing seat of the motor; the rear side of each semicircular groove A05 in the first support 4 and the second support 5 is provided with a narrowing part 07, the position of each narrowing part 07 is provided with a semicircular groove B08, two sides of each semicircular groove B08 are provided with fixing grooves B09, the lower side of each semicircular groove B08 is provided with a hollowed-out part B010, and one side of each hollowed-out part B010 is provided with a fixing groove C011. After the first support and the second support are connected in a closed mode, bearings are arranged in the grooves B and the grooves C and are connected with the transmission shaft, the cross-shaped disc mechanism is arranged in the middle of the upper side of the transmission shaft, and a connecting rod in the cross-shaped disc mechanism is connected with a rotor in the rotor mechanism arranged at the top end of the transmission shaft. The hollow part B is provided with a gearwheel, the lower side part of the transmission shaft is connected with the gearwheel, and the gearwheel is meshed with a pinion arranged on a motor arranged in the connecting groove A. The motor drives the pinion to drive the bull gear in the transmission shaft to rotate, the transmission shaft drives the rotor wing to rotate, and the cross plate controls the direction change of the rotor wing, so that the remote control helicopter flies; the rear side of each semicircular groove B08 of the first support 4 and the second support 5 is provided with an outward-protruding oblique through hole 012, the outer side of each oblique through hole 012 is provided with a cover plate A0121, the rear side of each oblique through hole 012 is provided with a square hole 013, and the outer side of each square hole 013 is provided with a cover plate B131. The upper side of each square hole 013 is provided with a guide groove 014, and the rear side of each square hole 013 is provided with a platform 016. After the first support 4 and the second support 5 are connected in a closed manner, the guide groove 014 is connected with the cross guide plate 15. And a cover plate C017 is arranged at the part of the two platforms 016 after being closed. And a tail pipe seat 018 is arranged at the lower part of the rear side of each platform 016. And when the first support and the second support are connected in a closed mode, the platform is used for mounting the electronic device and covers the cover plate C. The tail pipe seat is connected with a tail pipe, and the tail wing mechanism is arranged at the rear end part of the tail pipe; and the inner parts of the first support 4 and the second support 5 are provided with corresponding pay-off grooves 019 with transverse planes and vertical directions. Connecting wires of the motor, the steering engine, the electric controller and other devices are wired through the wire releasing grooves, so that the wires are hidden in the machine body; the base 61 of the fixing seat 6 is arranged outside the lower side of the hollow part a04 of the first support 4 and the second support 5, and the lower side part of the base is provided with at least two screw holes 7.

The lower frame 3 is made of a carbon fiber plate material, and the lower frame 3 includes a first carbon fiber support plate 31 and a second carbon fiber support plate 32. The first carbon fiber plate 31 and the second carbon fiber plate 32 are provided with at least three hollowed-out portions L30 with different shapes.

The upper side parts of the first carbon fiber support plate 31 and the second carbon fiber support plate 32 are provided with a cover G62 which is made of plastic and is integrated with the cover and corresponds to the fixed seat 6 of the base 61 of the fixed seat 6. The upper side parts of the first carbon fiber support plate 31 and the second carbon fiber support plate 32 are provided with through holes T8 corresponding to the screw holes 7 arranged at the lower sides of the first bracket 4 and the second bracket 5. After the through hole T is sleeved with the screw hole 7 through a screw, the base cover G of the fixed base is covered to form an integral fixed base, the wire joint arranged in the fixed base is fixed, and meanwhile, the joint is convenient to disassemble; the front side parts of the first carbon fiber support plate 31 and the second carbon fiber support plate 32 are provided with a machine head socket 9 which is processed by plastics and is connected with the first carbon fiber support plate and the second carbon fiber support plate into a whole, the inner side of the machine head socket 9 is provided with at least two inclined surfaces A91, the machine head 10 is provided with a plug 101, and the plug 101 is provided with an inclined surface B102 corresponding to the inclined surface A91 arranged on the machine head socket 9. The shape surface of the machine head 10 is a plurality of rhombic surfaces M103, and the lower side part of the machine head 10 is connected with a bottom plate 11; the front sides of the lower sides of the first carbon fiber support plate 31 and the second carbon fiber support plate 32 are provided with support legs 12, each support leg 12 is provided with a reinforcing rib 13 which is processed by plastics and is connected with the support leg into a whole, each reinforcing rib 13 is provided with a positioning hole 14, and each positioning hole 14 is connected with a positioning shaft 15. The inner sides of the first carbon fiber support plate 31 and the second carbon fiber support plate 32 are provided with grooves O16 which are processed by plastic and are connected with the first carbon fiber support plate and the second carbon fiber support plate into a whole.

The foot rest 17 is fixedly connected with the lower parts of the rear sides of the first carbon fiber support plate 31 and the second carbon fiber support plate 32. Fixing seats D18 are arranged on the rear sides of the first carbon fiber support plate 31 and the second carbon fiber support plate 32, supporting plates 181 are arranged on the rear sides of the support plates 180 on two sides of the fixing seat D18, fixing feet 182 are arranged on the supporting plates 181, through holes 183 are formed in the fixing feet 182, a cross beam 184 is arranged between the supporting plates 181, a screw hole K185 is formed in the cross beam 184, and a screw hole L186 corresponding to the screw hole K185 is formed in the opposite position of the screw hole K185. After the fixed foot in the fixing seat is respectively connected with the rear side parts of the first carbon fiber support plate and the second carbon fiber support plate, a steering engine for controlling the tail wing mechanism arranged at the rear end of the tail pipe is arranged in the fixing seat, the steering engine is fixed through a screw hole K and a screw hole L, so that the steering engine is arranged outside the machine body, the operation and adjustment of the steering engine are convenient, the connecting rod in the tail wing mechanism is connected with the operation support arm in the steering engine conveniently, and the connecting rod is detached from the operation support arm conveniently.

After the through holes T formed in the first carbon fiber support plate 31 and the second carbon fiber support plate 32 and the screw holes formed in the first support 4 and the second support 5 are fixedly connected by screws, when the front side portions of the first carbon fiber support plate 31 and the second carbon fiber support plate 32 and the front side portions of the first support 4 and the second support 5 are connected with the handpiece 10, a battery is arranged on a bottom plate 11 arranged on the handpiece 10 and inserted into a groove O16 formed in the inner sides of the first carbon fiber support plate 31 and the second carbon fiber support plate 32, and an inclined surface a91 in the handpiece socket 9 and an inclined surface B101 in the plug 10 are matched and abutted to be fixed.

When the steering engine is arranged in the oblique through hole and the square hole, the upper cover plate A and the cover plate B of the steering engine are fixed, the operation support arms of the steering engines are positioned outside the machine body, so that the operation support arms of the steering engines are also convenient to disassemble and assemble to connect other connecting rods to be connected, for example, the operation support arms of the steering engines in the oblique through hole are connected with the connecting rod of the cross plate, the connection or the disassembly is carried out outside the machine body, the connection and the disassembly are both convenient, and the operation of adjusting the steering engines is also convenient. More importantly, the whole size and the weight of the helicopter body are reduced, the flight time of the remote control helicopter is greatly improved, and various devices are conveniently arranged in the narrow helicopter body, so that the production efficiency of the remote control helicopter is improved. (some of the prior art is not shown here).