Boomerang

Abstract

A boomerang includes a main housing, a bracket, a paddle, a main control board, a power supply, a motor and a lamp strip; the housing is spherical with an accommodation space therein and multiple holes thereon, the multiple holes are communicated with the accommodation space. The bracket is mounted in the accommodation space, the bracket provides a shaft, a central of the shaft coincides with a center of the main housing. The paddle is located in the accommodating space and rotatably disposed on the shaft; the main control board, the power supply, the motor and the lamp strip are mounted on the bracket; the power supply, the motor and the lamp strip are electrically connected to the main control board, the motor drives the paddle to rotate.

1 . A boomerang, comprising a housing, a bracket, a paddle, a main control board, a power supply, a motor and a lamp strip;
 said housing is spherical, said housing is provided with an accommodation space therein and multiple holes communicated with said accommodation space thereon;   said bracket is mounted in said accommodation space, said bracket provides a shaft, a central of said shaft coincides with a center of said housing;   said paddle is located in said accommodating space and rotatably disposed on said shaft;   said main control board, said power supply, said motor and said lamp strip are mounted on said bracket; said power supply, said motor and said lamp strip are electrically connected with said main control board, said motor drives said paddle to rotate;   said bracket has a rack, both ends of said shaft are fixedly connected with an upper side and a bottom side of said housing, respectively; and both ends of said rack are sleeved at both ends of said shaft, respectively; said lamp strip is fixed on an outer surface of said rack.   
     
     
         2 . The boomerang according to  claim 1 , wherein said bracket includes a lower seat, a motor cover, an upper seat and a pressure cover; said motor cover is fixed with said lower seat to enclose a first cavity; said power supply and said motor are arranged in said first cavity; said upper seat is fixed on said motor cover; said pressure cover is fixed with one end of said rack and said upper seat to enclose a second cavity, said main control board is mounted in said second cavity; said shaft passes said first cavity and said second cavity. 
     
     
         3 . The boomerang according to  claim 2 , wherein a periphery of said lower seat provides a plurality of said first rotating blades spaced around a periphery of said shaft, with hollow areas between adjacent said rotating blades. 
     
     
         4 . The boomerang according to  claim 3 , wherein said paddle provides a plurality of said second rotating blades along an upper and down direction of said housing, said second rotating blades and said first rotating blades are arranged obliquely, respectively, and inclined directions of the first rotating blades and those of the second rotating blades are opposite. 
     
     
         5 . The boomerang, according to  claim 4 , wherein said second rotating, blades are arranged in a curved shape along said periphery of said shaft, and said plurality of said second rotating blades are curved in the same direction. 
     
     
         6 . The boomerang according to  claim 1 , wherein an outer surface of said rack is provided with a fixing groove, said lamp strip is soft LED lamp strip fixed in said fixing groove. 
     
     
         7 . The boomerang according to  claim 1 , wherein said shaft provides a drive gear, said paddle is fixedly sleeved with said drive gear, an output shaft of said motor is fixed with an active gear engaged with said drive gear. 
     
     
         8 . The boomerang according to  claim 1 , wherein said housing includes an upper cover and a lower cover, which are fastened and enclosed to form said accommodation space, said upper cover and said lower cover are hollow out to form said holes communicated with said accommodation space. 
     
     
         9 . The boomerang according to  claim 1 , wherein said main control board provides a main control chip connected with an acceleration sensor feedback signal to said main control chip, said main control chip controls said motor to rotate.