The invention discloses a helicopter with four spiral wings. The helicopter comprises a bottom frame, an undercarriage is fixed to the lower portion of the bottom frame through a welded first connecting piece, a cockpit is arranged on the upper portion of the bottom frame, a tail is connected to one side of the cockpit through a first connecting part, a cabin is arranged above the first connectingpart, a cabin door is arranged on one side of the cabin, and windows are arranged on the two sides of the cabin door at equal intervals. Four propeller mechanisms are symmetrically arranged on the two sides of the cabin, each propeller mechanism comprises a protective cover, a transmission beam is arranged in each protective cover, one end of each transmission beam is connected with a second connecting part through a bearing, the other end of each transmission beam is connected with a second gearbox through a threaded rod, and the spiral wings are welded to the second connecting parts. Compared with helicopters in the prior art, the helicopter of the invention has the following advantages: the four propeller mechanisms are arranged, so the power and the overall safety of the helicopter are remarkably improved, the overall structure is simple and exquisite, the use requirements for helicopters under various different conditions are met, and the helicopter can be widely applied to the fields of fire protection, medical treatment, disaster relief, commercial use and the like and is attractive and elegant in appearance and convenient to drive.
本发明公开了一种四螺旋翼直升机,包括底架,底架下部通过焊接的连接件一固定有起落架,上部设有驾驶舱,驾驶舱一侧通过连接部一连接有机尾,连接部一上方设有机舱,机舱一侧设有舱门,舱门两侧等距设有窗口;机舱两侧对称设有四个螺旋桨机构,螺旋桨机构包括保护罩,保护罩内设有传动梁,传动梁一端通过轴承连接有连接部二,另一端通过螺纹杆与齿轮箱二相连,连接部二上焊接有旋翼。本发明与现有技术相比的优点在于:设有四个螺旋桨机构,其动力及整体安全性有了显著提高,整体结构简单精巧,符合多种不同情况下对直升机的使用要求,可广泛应用于消防、医疗、救灾、商用等领域,外形美观大方,便于驾驶。
Helicopter with four spiral wings
一种四螺旋翼直升机
2020-07-31
Patent
Electronic Resource
Chinese
IPC: | B64C AEROPLANES , Flugzeuge |
Autogiro : rotary wings before the helicopter
TIBKAT | 2009
|COMPOUND HELICOPTER WITH BRACED WINGS IN JOINED-WING CONFIGURATION
European Patent Office | 2022
|Compound helicopter with braced wings in joined-wing configuration
European Patent Office | 2024
|Helicopter with butt joint type externally-hung stub wings and connecting method of helicopter
European Patent Office | 2024
|