The invention discloses a bucket wheel excavator, including bucket wheel mechanism, feeding arm, L beam, discharge arm (4), travel agencies, large and small rotary rotary center center, bucket wheel mounted on the front end by the arm, the upper arm is hinged on the rear end of L beam, the discharge end of the arm support in heart small turning on the top, the other end is connected to the L beam through the pull rod, rotary center is installed between the L beam and the center frame, small rotary center installed in the center frame, bucket wheel mechanism and a hydraulic motor, bucket wheel reducer, bucket wheel shaft, wheel bucket body and a hopper, bucket wheel shaft installation between the two bearing seat by the material of the front arm, bucket wheel shaft is provided with a bucket wheel gear and hydraulic motor, the other end is provided with a bucket body, a fixed bucket wheel body. The power system of the bucket wheel excavator of the invention adopts the full hydraulic form. The utility model has the advantages of an engine, no power supply, high output value, wide application field, low noise, little pollution, freedom and flexibility.
【技术实现步骤摘要】
【技术保护点】
１．一种斗轮挖掘机，包括斗轮机构（１）、受料臂（２）、Ｌ梁（３）、排料臂（４）、行走机构、中心大回转（６）和中心小回转（７），所述斗轮机构（１）安装在受料臂（２）的前端，所述受料臂（２）后端铰接在Ｌ梁（３）的上部，所述排料臂（４）一端支撑在中心小回转（７）上，另一端通过拉杆连接在Ｌ梁（３）的顶部，所述中心大回转（６）安装在Ｌ梁（３）和中心车架之间，所述中心小回转（７）安装在中心车架上，其特征在于：所述斗轮机构（１）由液压马达（２０）、斗轮减速机（２１）、斗轮轴（１９）、斗轮体（２２）和料斗构成，所述斗轮轴（１９）安装在受料臂（２）前端的两个轴承座之间，所述斗轮轴（１９）一端安装有斗轮减速机（２１）和液压马达（２０），另一端安装有斗轮体（２２），斗轮体（２２）上固定有料斗。
【技术特征摘要】
【专利技术属性】
技术研发人员：刘本兴，付海滨，杨伦，宋小川，刘震，侯晓云，
申请(专利权)人：大连重工通用设备有限责任公司，
类型：发明
国别省市：91
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