PROBLEM TO BE SOLVED: To make load hardly applied on a fixing member that fixes a shaft and anti-loosening member.SOLUTION: An elevator drive device includes: a hoist to which a shaft 230 having a drive sheave is attached; a bearing; a hollow shaft 261 attached to the hoist and the bearing; and the anti-loosening member 280 attached to an end part 231 of the shaft 230, where a clearance is provided between the anti-loosening member 280 and at least one of the hollow shaft 261 on a side of the hoist and the hollow shaft on a side of the bearing.SELECTED DRAWING: Figure 4
【課題】シャフトと抜止め部材とを固定している固定部材に対して、負荷がかかり難くする。【解決手段】駆動シーブを有するシャフト230が取り付けられる巻上機及び軸受を備えるエレベータ駆動装置であって、巻上機及び軸受に取付けられる中空軸261と、シャフト230の端部231に取付けられる抜止め部材280とを備え、抜止め部材280と、巻上機側の中空軸261及び軸受側の中空軸の少なくともいずれか一方と、の間に隙間が設けられる。【選択図】図4
ELEVATOR DRIVE DEVICE
エレベータ用駆動装置
2017-11-16
Patent
Elektronische Ressource
Japanisch
IPC: | B66B Aufzüge , ELEVATORS |