驅(qū)動(dòng)輪通過內(nèi)花鍵與花鍵軸一端相聯(lián),花鍵軸另一端與牽引行星減速器行星架內(nèi)花鍵相聯(lián),將行星架輸出動(dòng)力傳給驅(qū)動(dòng)輪?;ㄦI軸上設(shè)有扭矩槽,當(dāng)實(shí)際載荷大于額定載荷的2.8倍時(shí),花鍵軸從扭矩槽處斷裂,對(duì)采煤機(jī)機(jī)械傳動(dòng)件起到保護(hù)作用。根據(jù)需要該花鍵軸可以拆除,這樣,牽引動(dòng)力傳動(dòng)鏈被斷開,即可起到離合器的作用。
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