CN201419624Y

CN201419624Y - Double-bypass propeller aerocar capable of vertical taking off and landing

Info

Publication number: CN201419624Y
Application number: CN2009200535650U
Authority: CN
Inventors: 谢雁洲
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-27
Filing date: 2009-03-27
Publication date: 2010-03-10
Anticipated expiration: 2019-03-27

Abstract

The utility model relates to aircraft technical field, in particular to a double-bypass propeller aerocar capable of vertically taking off and landing; the aerocar comprises a car body and bypass propellers respectively and fixedly connected with the front and rear ends of the car body, each bypass propeller comprises a bypass, a bypass propeller positioned in the bypass and a bracket for supporting the propeller; the rotary shaft of each propeller is arranged vertically; the propellers are driven by an engine on the car body, the rotation directions of the two propellers are opposite; the brackets are fixed in the corresponding bypasses; the double-bypass propeller aerocar can realize taking off and landing on road and has strong practicality; the double-bypass propeller aerocar regulatesthe lifting force ratio of the two bypass propellers to realize the taking off, landing, hovering and advancing and regressing of the aerocar, and has good manipulation property; the propellers are protected by the bypasses and the pedestrians are also protected by the bypasses, the propellers are prevented from injuring pedestrians, and the safety of the aerocar is improved.

Description

But two shrouded propeller vertical take-off and landing flying cars

Technical field:

The utility model relates to the vehicle technology field, but particularly two shrouded propeller vertical take-off and landing flying car.

Background technology:

The method that existing helicopter adopts pitch-changing mechanism to change the rotor blade angle of attack and then change rotor pitch is controlled lift, make rotor paddle complex structure, rotor general structural strength, fiduciary level are not high, unsuitable high speed revolution, and its rotating speed is generally about 200 rev/mins; And having only the major diameter of employing rotor in order to obtain big lift, this has determined general helicopter and can not travel " Heliflying automobile " of helicopter type rotor and automobile assembling combination at surface road owing to its rotor that spreads.

Shrouded propeller is the fabricate block of duct and screw propeller, and its pneumatic efficiency height, safety performance are good; The isolated screw propeller of same diameter can produce bigger lift, and the screw propeller ring is drawn together in duct, both can stop that the pneumatic sound of screw propeller outwards propagated, compact conformation, safe again can construct the aircraft of multiple small-sized vertical takeoff and landing as lifting surface and flight control surfaces.Be promptly to disclose a kind of two ducted fan one-seater vertically taking off and landing flyer that vert in 200310105538.0 the Chinese patent application document as application number, this aircraft mainly includes the load framework, passenger cabin and a piston aviation engine are installed on the load framework, the short-tail beam is installed on the load framework of passenger cabin back, the tail end of short-tail beam is installed vertical tail, tailplane, yaw rudder and elevating rudder, short wing is installed respectively on the load framework of both sides, passenger cabin bottom, skid formula alighting gear is installed in the passenger cabin bottom, install respectively on the load framework of passenger cabin both sides and can adopt rocking arm to connect between two ducted fans and control ducted fan synchronization action in level forward and the ducted fan that verts greater than the scope inter-syncs of 90 degree on the direction that makes progress.

Still there is following defective in above-mentioned two ducted fan one-seater vertically taking off and landing flyer that vert: 1, its ducted fan is installed in the body both sides, causes the wider width of aircraft, is unsuitable in travels down; 2, the afterbody of this aircraft is equipped with vertical tail, tailplane, yaw rudder and elevating rudder, complex structure, and operation inconvenience, practicality is not strong.

The utility model content:

But the purpose of this utility model is to provide a kind of pair of shrouded propeller vertical take-off and landing flying car at the deficiencies in the prior art, and this hovercar width is little, is suitable for vertical takeoff and landing flight on road, and is practical, handling good, safe.

For achieving the above object, the utility model adopts following technical scheme:

But two shrouded propeller vertical take-off and landing flying cars, it comprises car body, the car body middle part is provided with drives the cabin; The car body front-end and back-end are connected with shrouded propeller respectively, and each described shrouded propeller includes duct, is positioned at the screw propeller of duct, and the support of support helix oar; The S. A. of described screw propeller is vertical setting; Screw propeller is by the engine drive on the car body, and the hand of rotation of two screw propellers is opposite; Described support is fixed in the corresponding duct.

Described car body bottom is provided with traveling portion.

Wherein, described traveling portion can for wheel to, crawler belt, also can comprise a pair of sledge plate and be arranged on the sledge plate propelling unit of rear vehicle.

Each described screw propeller is respectively by engine drive independently, and two self-contained engines are separately positioned on the duct support of the duct support of car body front end and car body rear end.

Or described screw propeller is by the engine drive of the described traveling of driving portion, and two screw propellers are connected with the output shaft of described driving engine respectively by universal-joint.Wherein, two described screw propeller rotations synchronously under engine drive; The blade of described screw propeller can rotate around its longitudinal axis.

Further, be provided with the parachute case in the driving cabin of described car body.

The utility model beneficial effect is: adopt the utility model, can provide lift by described two vertical shrouded propeller rotations, make car body realize vertical takeoff and landing flight; Because the pneumatic efficiency of shrouded propeller is higher than general screw propeller, so can be less with its diameter under the equipower, and described shrouded propeller is arranged on the front-end and back-end of car body, so width of the present utility model can be roughly the same with existing automobile width, can be implemented in the landing on the road, practical; Landing of the present utility model, hover, advance and retreat and realize by the lift ratio of regulating two shrouded propellers, handling good; Duct has been protected screw propeller, has also protected the pedestrian simultaneously, avoids the pedestrian to be subjected to the injury of screw propeller, and it is safe.

Description of drawings:

Accompanying drawing 1 is the structural representation of utility model;

Accompanying drawing 2 is structural representations of the utility model embodiment 2 screw propellers

The specific embodiment:

Below in conjunction with accompanying drawing the utility model is further described.

Embodiment 1

See shown in the accompanying drawing 1, but two shrouded propeller vertical take-off and landing flying car, it comprises car body 1, car body 1 middle part is provided with drives cabin 11; Car body 1 front-end and back-end are connected with shrouded propeller respectively, and each described shrouded propeller includes duct 21, is positioned at the screw propeller 22 of duct 21, and the support 23 of support helix oar 22; The S. A. 221 of described screw propeller 22 is vertical setting; Screw propeller 22 is driven by the driving engine on the car body 13, and the hand of rotation of two screw propellers 22 is opposite; Described support 23 is fixed in the corresponding duct 21.

Wherein, each described screw propeller 22 is driven by driving engine independently 3 respectively, and two self-contained engines 3 are separately positioned on duct 21 supports 23 of duct 21 supports 23 of car body 1 front end and car body 1 rear end.Also that is to say that be connected with a driving engine 3 on the support 23 in the described duct 21 of present embodiment, the output shaft of driving engine 3 is connected with the S. A. 221 of described screw propeller 22, support 23 plays support driving engine 3 and screw propeller 22.Two driving engines 3 that drive screw propeller 22 respectively all have the control desk in the described driving cabin 11 to control, and can make the rotating speed of two screw propellers 22 identical, promptly rotate synchronously, also can make the rotating speed difference of two screw propellers 22.

Wherein, described two screw propeller 22 specifications of present embodiment are identical, and hand of rotation is opposite; Promptly screw propeller 22 clickwises cut air, when producing lift, also produce the anti-clockwise moment of torsion to car body 1; 22 left-hand revolutions of another screw propeller when producing lift, also produce car body 1 clockwise moment of torsion; Like this, the moment of torsion of 22 pairs of car bodies 1 of two screw propellers is cancelled out each other, and car body 1 is rotated, and the lift combined action of two screw propellers 22 is on car body 1, thereby realizes the vertical rise of car body 1.

The described hovercar of present embodiment starts two described driving engines 3 in use, and driving engine 3 drives screw propeller 22 respectively and rotates in duct 21, produces vertical lift, thereby drives car body 1 vertical uplift; After car body 1 rises and hangs in the sky, by driving the horsepower output ratio of two driving engines 3 of control desk change in the cabin 11, thereby change the lift ratio that screw propeller 22 cutting air produce lift, thereby car body 1 relative horizontal surface is tilted, specifically, be the lift that lift that the screw propeller 22 of car body 1 front end produces is produced less than the screw propeller 22 of car body 1 rear end, thereby make car body 1 front portion sink and tilt, after car body 1 tilts, the lift of two screw propeller 22 generations then can resolve into the vertical component and the thrust of horizontal direction, its vertical force component makes car body 1 break away from terrestrial attraction and hang in the sky, and the thrust of its horizontal direction then promotes car body 1 and advances.

Present embodiment is owing to adopted shrouded propeller; screw propeller 22 rotates in duct 21; the isolated screw propeller 22 of same diameter can produce bigger lift; and screw propeller 22 rings are drawn together in duct 21; both can stop that the pneumatic sound of screw propeller 22 outwards propagated, compact conformation again, duct 21 has been protected screw propeller 22; simultaneously also protect the pedestrian, avoided the pedestrian to be subjected to the injury of screw propeller 22.

The described car body of present embodiment 1 bottom is provided with traveling portion 12.Described traveling portion 12 is used to drive car body 1 travels on the road surface, and like this, this hovercar both can fly, and can travel on the ground again, and Applicable scope is wider.

Wherein, described traveling portion 12 can be right for taking turns, and is consistent with the operation of general-utility car when hovercar travels on the ground like this; Certainly, sail for this hovercar is applicable in that special ground is up, described traveling portion 12 can be a crawler belt also, or comprises a pair of sledge plate and be arranged on the sledge plate propelling unit at car body 1 rear portion.The traveling portion 12 of the above-mentioned type is ripe prior art, repeats no more here.

Be provided with the parachute case in the driving cabin 11 of the described car body 1 of present embodiment, be provided with parachute in this parachute case, and the parachute feedway, so that upwards open umbrella fast with pressurized air or the blast of combustion medicine during the emergency state aloft, prevent hovercar crash and personnel's tumble injury; Further improved safety of the present utility model.

Embodiment 2

See shown in accompanying drawing 1 and the accompanying drawing 2 that as different from Example 1, the described screw propeller 22 of present embodiment is by the engine drive of the described traveling of driving portion 12, two screw propellers 22 are connected with the output shaft of described driving engine respectively by universal-joint.

See shown in the accompanying drawing 2 that the blade 222 of the described screw propeller 22 of present embodiment can rotate around its longitudinal axis; Two described screw propeller 22 rotations synchronously under engine drive.

The described hovercar of present embodiment by the engine output power that drives traveling portion 12 in the car body 1, and passes to the S. A. 221 of screw propeller 22 after with the power steering of being exported by universal-joint when rising, drive screw propeller 22 rotations; Two screw propellers 22 are done synchronous backward and are rotated under the drive of driving engine, that is to say that the rotating speed of two screw propellers 22 is identical, direction of rotation; In the process of hovercar landing, make blade 222 inclination angles of two screw propellers 22 identical, thereby hovercar is risen reposefully; In the time of need advancing after aircraft rises, change blade 222 inclination angles of one of them screw propeller 22, thereby change the lift size that this screw propeller 22 produces, reach inclination car body 1, the purpose of impelling car body 1 to advance.

The even embodiment of present embodiment remainder 1 is identical, repeats no more here.

The above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.

Claims

But 1, two shrouded propeller vertical take-off and landing flying cars, it comprises car body (1), car body (1) middle part is provided with drives cabin (11); It is characterized in that: car body (1) front-end and back-end are connected with shrouded propeller respectively, and each described shrouded propeller includes duct (21), is positioned at the screw propeller (22) of duct (21), and the support (23) of support helix oar (22); The S. A. (221) of described screw propeller (22) is vertical setting; Screw propeller (22) is driven by the driving engine (3) on the car body (1), and the hand of rotation of two screw propellers (22) is opposite; Described support (23) is fixed in the corresponding duct (21).
But 2, according to claim 1 pair of shrouded propeller vertical take-off and landing flying car is characterized in that: described car body (1) bottom is provided with traveling portion (12).
But 3, according to claim 2 pair of shrouded propeller vertical take-off and landing flying car is characterized in that: described traveling portion (12) is right for wheel.
But 4, according to claim 2 pair of shrouded propeller vertical take-off and landing flying car is characterized in that: described traveling portion (12) is a crawler belt.
But 5, according to claim 2 pair of shrouded propeller vertical take-off and landing flying car is characterized in that: described traveling portion (12) comprises a pair of sledge plate and is arranged on the sledge plate propelling unit at car body (1) rear portion.
But 6, according to claim 2 pair of shrouded propeller vertical take-off and landing flying car, it is characterized in that: each described screw propeller (22) is driven by driving engine (3) independently respectively, and two self-contained engines (3) are separately positioned on the support (23) of the support (23) of car body (1) front end and car body (1) rear end.
But 7, according to claim 2 pair of shrouded propeller vertical take-off and landing flying car, it is characterized in that: described screw propeller (22) drives by the driving engine (3) that drives described traveling portion (12), and two screw propellers (22) are connected with the output shaft of described driving engine (3) respectively by universal-joint.
But 8, according to claim 7 pair of shrouded propeller vertical take-off and landing flying car is characterized in that: two described screw propellers (22) are rotation synchronously under driving engine (3) drives.
But 9, according to claim 8 pair of shrouded propeller vertical take-off and landing flying car is characterized in that: the blade (222) of described screw propeller (22) can rotate around its longitudinal axis.
But 10,, it is characterized in that: be provided with the parachute case in the driving cabin (11) of described car body (1) according to any described pair of shrouded propeller vertical take-off and landing flying car of claim 1～9.