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1. (WO2017031946) MULTI-SHAFT UNMANNED AIRCRAFT

Pub. No.:    WO/2017/031946    International Application No.:    PCT/CN2016/072098
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Wed Jan 27 00:59:59 CET 2016
IPC: B64D 35/00
B64C 27/04
B64C 27/12
B64C 27/08
Applicants: SUN HAWK(HENAN) AVIATION INDUSTRY CO., LTD.
河南三和航空工业有限公司
Inventors: TAO, Liang
陶亮
SHEN, Shoujian
申守健
QIN, Lixin
秦立新
Title: MULTI-SHAFT UNMANNED AIRCRAFT
Abstract:
Provided is a multi-shaft unmanned aircraft, comprising: a machine frame (1), and a power generation apparatus (2), power transmission apparatus (3), variable-pitch apparatus (4), control apparatus (5), and plurality of rotor apparatuses (6) arranged on the machine frame; the power generation apparatus (2) is connected to the power transmission apparatus (3) and is used for providing power for flight; the power transmission apparatus (3) comprises a transmission belt (301), driveshaft (302), and gearbox (303), connected in sequence; the transmission belt (301) is connected to the power generation apparatus (2), and the gearbox (303) is connected to the rotor apparatuses (6); a rotor apparatus (6) comprises a rotor head (601), a blade damper (602), and a rotor blade (603), and the rotor head (601) is connected to the gearbox (303); the variable-pitch apparatus (4) comprises a variable-pitch rod (402) and a steering motor (401); the variable-pitch rod (402) is connected to the rotor head (601) and the steering motor (401) is connected to the gearbox (303); the control apparatus (5) is separately connected to the power generation apparatus (2), the power transmission apparatus (3), the rotor apparatuses (6), and the variable-pitch apparatus (4). The multi-shaft unmanned aircraft has a simple structure and a low manufacturing cost.