CN211808877U

CN211808877U - Semi-split type flying automobile

Info

Publication number: CN211808877U
Application number: CN201922033771.1U
Authority: CN
Inventors: 申镇; 朱清华; 李宜恒
Original assignee: Nanjing Huahang Wing Aircraft Technology Co ltd
Current assignee: Nanjing Huahang Wing Aircraft Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-10-30
Anticipated expiration: 2029-11-22

Abstract

The utility model provides a semi-split type flying automobile, which comprises an automobile body and a general flying module, wherein the flying module is positioned above the automobile body, and the automobile body and the flying module are connected by two connection modes, namely a separable rigid mechanical structure connection and a flexible cable connection; the flight module include central connecting mechanism and distribute a plurality of rotor lift devices around connecting mechanism, the rotor bilateral symmetry distributes, the difference in height of position about adjacent or two rotors in front and back exist, every can wholly fold the intermediate position to two rotors of bilateral symmetry, form single coaxial rotor. The utility model provides a contradiction between organism size and pneumatic efficiency, possess the ability that ground traveled, air flight and VTOL, can take off and descend in narrow and small space, power load and pneumatic efficiency are higher, have higher voyage and flight efficiency.

Description

Semi-split type flying automobile

Technical Field

The utility model relates to an aviation aircraft field specifically is an air-ground amphibious can VTOL's half split type hovercar.

Background

The hovercar refers to a vehicle having air flight capability and ground driving capability, is similar to an aircraft during air flight, is similar to a common automobile during ground driving, and can be freely switched between a flight mode and a ground mode. Therefore, the composite material has great civil and military value.

The concept of hovercar was introduced as early as 1917, and through the development of more than 100 years, although various hovercars have been subjected to flight tests, none of them has been commercialized. Flying vehicle concepts that have emerged during this time include the classes of fixed wing aircraft in combination with automobiles, autogyroplanes in combination with automobiles, helicopters in combination with automobiles, ducted aircraft in combination with automobiles. The existing fixed wing type and autorotation rotor type flying automobiles need runways when taking off and landing, and have high requirements on the field, so that the fixed wing type and autorotation rotor type flying automobiles have no practical significance; the existing helicopter type, multi-rotor type or duct type flying automobile has the defects that although the rotor wings can be folded, the size is still large when the automobile is lifted and landed, the influence on surrounding vehicles is great, and the automobile cannot directly take off in a congested road section in a city; or the size of the rotor wing is small, the requirement on a power device is high, the economy and the safety are poor, the practical significance is small, the market is almost unavailable, and the mass production and the commercialization are difficult to realize.

In 2017, an airbus company proposed a flying car named PopUp, which comprises three parts, namely a flying module, a cockpit module and a driving module. The cabin module is combined with the flight module during air flight, and the cabin module is combined with the traveling module during ground traveling. The scheme has certain innovativeness, but the size of the airplane during taking off and landing is still large, and a cockpit module is separated from a driving module during flying, so that the airplane can be only applied to a specific air route and a specific region, and the flying range and the application are greatly limited.

Similarly, the existing flying automobile-related patents basically combine various aircrafts and automobiles simply, which is difficult to avoid the above disadvantages, so that the practical meaning is very small.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the contradiction between organism size and pneumatic efficiency, provide a semi-split type hovercar, possess the ability that ground traveles, air flight and VTOL, can take off and descend in narrow and small space, power load and pneumatic efficiency are higher, have higher voyage and flight efficiency.

The utility model provides a semi-split flying automobile, which comprises an automobile body and a general flying module, wherein the flying module is positioned above the automobile body, and the automobile body and the flying module are connected by two connection modes, namely, separable rigid mechanical structure connection and flexible cable connection; the flight module include central authorities coupling mechanism and distribute a plurality of rotor lift devices around coupling mechanism, a plurality of rotors pass through flip structure and link to each other with coupling mechanism, rotor bilateral symmetry distributes, adjacent about or around two rotors have the difference in height of upper and lower position, every can wholly fold the intermediate position to two rotors of bilateral symmetry, form single coaxial rotor.

In a further improvement, the separable rigid mechanical structure connection adopts a rod-cone type butt joint mechanism.

The improved structure is characterized in that the rotor wing is connected with the turnover mechanism through the rotating mechanism, and the rotor wing tilts through the rotating mechanism during flying to serve as a thrust propeller.

The improved automobile has the advantages that the automobile body is made of high-strength light materials, a plurality of wheels are mounted below the automobile body, the power device is mounted at the bottom of the automobile body, the passenger cabin is arranged in the middle of the automobile body, and the upper portion of the automobile body is connected with a plurality of hanging cables, cables for transmitting control signals and electric energy and a connecting mechanism for connecting a flight module.

The automobile body is further improved to be in a conventional shape, and the foldable wings are arranged on the side of the automobile body.

The automobile body is further improved, the appearance of the automobile body is of a lifting body structure, a control surface for controlling aerodynamic force is arranged at the tail of the lifting body, a vertical tail wing is arranged above the control surface, and a duck wing is arranged on the side of the front part of the lifting body and is mainly used for long-distance flight tasks.

In a further improvement, the power device drives a generator in the vehicle body to generate electricity, and the electricity controls the rotation of wheels, and meanwhile, the electricity is transmitted to a rotor motor on the flight module through a cable to drive a rotor to work.

Further improved, the automobile body is provided with a whole automobile parachute.

The flight control method of the semi-split type flying automobile comprises the following steps of taking off and landing control under different working conditions:

1) when the aerocar takes off and lands in a narrow place, the aerocar takes off and lands in an air crane mode: when the flying automobile lands, firstly, the flying automobile hovers over a landing point, the automobile body is disconnected from the flying module in a rigid connection mode, the automobile body is placed on the ground through a cable, then a plurality of rotors of the flying module are folded into a plurality of longitudinal coaxial rotors to reduce the transverse size, the lift force of the flying module is provided by the coaxial rotors, then the flying module lands on the top of the automobile body and is in rigid connection with the top of the automobile body, and finally the flying automobile runs on the ground in an automobile mode, and the takeoff process is opposite to the landing process;

2) when the aerocar takes off and lands in a spacious place, a conventional taking off and landing mode is adopted: during take-off and landing, the flight module and the vehicle body always keep the rigid connection of the structure, during take-off, the flight module unfolds the rotors to the periphery, and after landing, the rotors are folded into a plurality of coaxial rotors to reduce the transverse size;

3) when the flying automobile flies for a short distance, the automobile body adopts a conventional automobile body, and the air flying mode adopts a conventional flying mode: the flight module is rigidly connected with the automobile body and flies and operates in a conventional multi-rotor mode;

4) when the aerocar is used for air flight at a relatively high speed and a long distance, the car body adopts a lifting body structure, and the air flight comprises two optional flight modes: one is a multi-rotor flight mode for low speed, short time or short distance air flight; the other is a fixed-wing flight mode: after taking off, along with the increase of flying speed, the rotor verts into thrust screw, and the lift body automobile body produces the lift before the high-speed flies, and this mode is used for the air flight of faster speed and long distance.

The safety measures of the aerocar in the air flight include: the mechanical connection between the vehicle body and the hanging cable and between the vehicle body and the flying module can be automatically or manually disconnected when the vehicle body is in danger and then the vehicle body returns to the ground through the parachute; when the vehicle body adopts a lifting body structure, the vehicle body can also safely return to the ground in a gliding way.

The utility model has the advantages that:

1. the semi-split type flying automobile solves the contradiction between the size of the aircraft body and the pneumatic efficiency, can take off and land in a narrow space, and has almost no influence on surrounding vehicles if the aircraft can take off or land directly in an outdoor parking space or a city traffic jam road section.

2. The aerocar has larger paddle disk area and smaller paddle disk load during flying, so that the power load and the pneumatic efficiency are higher.

3. When the automobile body adopts a lifting body, the automobile can fly in a fixed wing mode, so that the flying speed is higher. And when flying at a high speed, the lifting body can generate lifting force to overcome self gravity, so that the power consumption is reduced, and the voyage and the flying efficiency are improved.

Drawings

FIG. 1 is a diagram of a semi-split flying vehicle in a multi-rotor mode.

Fig. 2 is a semi-split flying automobile universal flying module.

Fig. 3 is a conventional body of a semi-split hovercar.

Fig. 4 is a semi-split type aerocar lifting body.

Fig. 5 is a three-view of a semi-split aerocar lifting body.

FIG. 6 is a diagram of the semi-split hovercar hovering state.

FIG. 7 is a semi-split hovercar module with the body suspended to the ground by cables.

Figure 8 is a semi-split hovercar flight module rotor folded state.

Fig. 9 shows the ground running state of the semi-split type aerocar.

Fig. 10 is a three-view of the ground running state of the semi-split type aerocar.

Fig. 11 is a schematic view of a semi-split type hovercar adopting a lifting body in a fixed wing mode in a high-speed forward flight state.

Fig. 12 is a schematic view of a semi-split type hovercar adopting a fixed-wing aircraft type body in a high-speed forward flight state.

In the figure, a general flight module 1, an automobile body 2, wheels 3, a rotor wing 4, a rod type active docking mechanism 5, a passenger cabin 6, a duck wing 7, a vertical tail wing 8, a cable 9, a foldable wing 10 and a foldable tail wing 11 are shown.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Example 1

The semi-split type flying automobile consists of an automobile body 2 (shown in figure 3) and a flying module 1 (shown in figure 2), and has the capabilities of ground driving, air flying and vertical take-off and landing. Wherein the car body is used for ground traveling, the flight module (fig. 2) can provide lift and pull force for taking off and landing and flying in the air, and the flight module is positioned above the car body (fig. 1).

The automobile body and the flight module adopt two connection modes simultaneously, one mode is rigid connection of a separable mechanical structure (figure 6), and the other mode is cable connection (figure 7). Preferably, the rigid connection and butt joint mechanism of the automobile body and the flight module can adopt a rod-cone type butt joint mechanism, wherein the top of the automobile body is provided with a rod type active butt joint mechanism 5, and the bottom of the flight module 1 is provided with a cone type passive butt joint mechanism. During butt joint, the rod type active butt joint mechanism is in contact collision with the conical guide groove at the bottom of the flight module, the butt joint rod slides into the conical bottom along the conical surface, and the connection process is completed through locking.

Preferably, the flight module uses four-axis four-rotor or four-axis eight-rotor as the lift device. The rotors 4 are symmetrically distributed left and right, the height difference of the upper position and the lower position exists between the adjacent left and right rotors or between the adjacent front and back rotors, and each pair of the bilaterally symmetrical two rotors can be integrally folded to the middle position to form a single coaxial double rotor or a coaxial four rotor (figures 8 and 9). And a plurality of winches are arranged at the lower part of the flight module and used for hanging and lifting the vehicle body.

The vehicle body structure adopts high-strength light materials, a plurality of wheels 3 are installed below the vehicle body, the middle part of the vehicle body is a passenger cabin 6, the upper part of the vehicle body is connected with a plurality of hanging cables 9 and cables for transmitting control signals and electric energy, and the vehicle body structure is also provided with a connecting mechanism for connecting a flight module.

The car body adopts a modularized design, can adopt the appearance (figure 3) of a conventional car body similar to that of a common car, and is suitable for urban traffic transportation with ground driving as a main part and low-speed short-distance flight as an auxiliary part.

The main power device is positioned in the automobile body, and the rotor of the flight module is driven by a motor. When the vehicle runs on the ground, the main power device is used for driving the wheels 3 to run on the ground; during air flight, the main power device drives the generator in the vehicle body to generate electricity, and electric energy generated by the generator is transmitted to the rotor motor on the flight module through the cable to drive the rotor 4 to work.

To above-mentioned half split type hovercar, the utility model also provides its flight control method.

The taking-off and landing modes of the aerocar comprise an aerial crane type taking-off and landing mode and a conventional taking-off and landing mode.

When the aerocar takes off and lands in a narrow place, the aerocar takes off and lands in an air crane mode: when the aerocar is landing, it first hovers over the landing site (fig. 6), the car body is disconnected from the flying module, the car body is placed on the ground by means of cables (fig. 7), then the rotors of the flying module are folded into longitudinal coaxial rotors to reduce the transverse dimension, at which time the lift of the flying module is provided by the coaxial rotors (fig. 8), then the flying module is dropped on top of the car body and rigidly connected thereto, and finally it is driven on the ground in the car mode (fig. 9). The take-off process is the reverse of the landing process.

When the aerocar takes off and lands in a spacious place, a conventional taking off and landing mode is adopted: during take-off and landing, the flight module and the vehicle body always keep the rigid connection of the structure, and during take-off, the flight module spreads the rotors all around (figure 6). After descent, the rotors are folded into coaxial rotors to reduce the transverse dimension (fig. 10).

The air flight mode can adopt a conventional flight mode: the flight module is rigidly connected to the car body and flies and maneuvers in the conventional multi-rotor manner (fig. 6). In order to ensure the safety of the aerocar during flying in the air, the whole parachute is arranged on the car body, when danger occurs, the mechanical connection between the car body and the hanging cable and between the car body and the flying module can be automatically or manually disconnected, and then the car body returns to the ground through the parachute.

Example 2

The aerocar body can adopt a lifting body structure, the aerocar body is in the shape of a lifting body (shown in figures 4 and 5), and the front part and the tail part of the aerocar body are provided with a canard wing 7 and a vertical tail wing 8 for controlling aerodynamic force. The air flight then comprises two alternative flight modes: one is a conventional multi-rotor flight mode, which is used for low speed, short time or short distance air flight. The other is a fixed-wing flight mode: after takeoff, the rotor wing tilts into a thrust propeller along with the increase of the flying speed, and the lift body generates lift force when flying at a high speed, and the mode is used for air flight at a faster speed and a long distance (figure 11). The vehicle body can safely return to the ground in a gliding way besides using the parachute.

Example 3

The lift device of the aerocar flight module can adopt a cross flow fan type rotor wing, a shaftless ducted rotor wing, a lift fan or a jet engine and the like besides a common rotor wing.

Example 4

According to the utility model provides a flying automobile's theory of operation, mode of taking off and land and flight mode can be with other surface of water or ground vehicle such as amphibious car (ship), pleasure boat, small-size hovercraft, hydrofoil boat, ground effect aircraft, fixed wing formula flying automobile (as figure 12, automobile body side is provided with collapsible wing 10, and the automobile body afterbody is provided with collapsible fin 11) with the car automobile body replacement of this flying automobile, makes it have the ability of vertical take-off to become the triphibian of water ground sky or the amphibious vehicle of water air.

The utility model discloses the concrete application way is many, and the above-mentioned only is the preferred embodiment of the utility model, should point out, to ordinary skilled person in this technical field, under the prerequisite that does not deviate from the utility model discloses the principle, can also make a plurality of improvements, and these improvements also should be regarded as the utility model discloses a scope of protection.

Claims

1. A semi-split hovercar is characterized in that: the flying module is positioned above the automobile body, and the automobile body and the flying module are connected in two connection modes, namely, separable rigid mechanical structure connection and flexible cable connection; the flight module include central authorities coupling mechanism and distribute a plurality of rotor lift devices around coupling mechanism, a plurality of rotors pass through flip structure and link to each other with coupling mechanism, rotor bilateral symmetry distributes, adjacent about or around two rotors have the difference in height of upper and lower position, every can wholly fold the intermediate position to two rotors of bilateral symmetry, form single coaxial rotor.

2. The semi-split flying automobile of claim 1, wherein: the separable rigid mechanical structure adopts a rod-cone type butt joint mechanism.

3. The semi-split flying automobile of claim 1, wherein: the rotor pass through rotary mechanism and be connected with tilting mechanism, the rotor verts through rotary mechanism as the thrust screw during flight.

4. The semi-split flying automobile of claim 1, wherein: the automobile body is made of high-strength light materials, a plurality of wheels are mounted below the automobile body, the power device is mounted at the bottom of the automobile body, a passenger cabin is arranged in the middle of the automobile body, and the upper portion of the automobile body is connected with a plurality of hanging cables, cables for transmitting control signals and electric energy and a connecting mechanism for connecting a flight module.

5. The semi-split flying automobile of claim 4, wherein: the appearance of the automobile body is conventional, foldable wings are arranged on the side of the automobile body, and foldable tail wings are arranged at the tail of the automobile body.

6. The semi-split flying automobile of claim 4, wherein: the automobile body is in a lifting body configuration, a control surface for controlling aerodynamic force is arranged at the tail of the lifting body, a vertical tail wing is arranged above the control surface, and a duck wing is arranged on the lateral side of the front part of the lifting body and is mainly used for long-distance flight tasks.

7. The semi-split flying automobile of claim 4, wherein: the power device drives a generator positioned in the vehicle body to generate electricity, the electric control wheels rotate, and meanwhile, the electric control wheels are transmitted to a rotor motor on the flight module through cables to drive the rotor to work.

8. The semi-split flying automobile of claim 4, wherein: the automobile body is provided with an entire parachute.