PROBLEM TO BE SOLVED: To avoid decrease of detection accuracy, due to blockage of a pipe element, by preventing the pipe element from being blocked with waste even if the waste intrudes into the inside of the pipe element connecting a nozzle and a flow amount sensor.SOLUTION: There is provided a threshing device 1 having a wind detecting device 71 detecting the wind velocity, wind amount and/or wind pressure at the predetermined place in the threshing device 1, with a flow amount sensor 74 communicated with a nozzle 72 positioned at the predetermined part through a pipe element 73, wherein, a waste accumulating part 73a projecting, to be a waste pool, from a pipe route connecting the nozzle 72 and the flow amount sensor 74, is set at an intermediate part of the pipe element 73.COPYRIGHT: (C)2013,JPO&INPIT【課題】ノズルと流量センサを繋ぐパイプ部材の内部に屑が侵入したとしても、パイプ部材が屑で詰まることを防止し、パイプ部材の詰まりによる検出精度の低下を回避する。【解決手段】脱穀装置1内の所定箇所における風速、風量及び/又は風圧を、前記所定箇所に配置したノズル72とパイプ部材73を介して連通される流量センサ74で検出する風検出装置71を備えた脱穀装置1において、パイプ部材73の中間部に、ノズル72と流量センサ74を繋ぐパイプ経路から突出して屑溜まりとなる屑溜まり部73aを設ける。【選択図】図4
