Expansion ground is drilled and is rammed auxiliary device who cuts native diameter

The utility model relates to an electric power mechanical device field discloses an expansion ground is drilled and is rammed auxiliary device who cuts native diameter, and this auxiliary device includes a plurality of tooth and a plurality of connecting plates of expanding, and wherein a plurality...

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Hauptverfasser: BAI YAWEI, WU XIAOJUAN, ZHOU LAIHONG, SU WENJUN, AN XIANG, LIU QI, HAO WEI, HU JUN, ZHANG XUAN, WANG GANG, ZHOU SHIYI, WANG MINHANG, YANG QIWEI, XU YUEFENG, ZHANG YUNLI, ZHOU QIN, DOU JUAN, LI XINCHENG, WU XINGMIN, XUE JING, LI XIA, WANG HUA, XIA JUN, SONG TONGYOU, ZHOU ZIXUAN, MA JIANGTAO, ZHOU WANLAN, JI TUO, WANG QING, DING HONG, YANG JIE
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model relates to an electric power mechanical device field discloses an expansion ground is drilled and is rammed auxiliary device who cuts native diameter, and this auxiliary device includes a plurality of tooth and a plurality of connecting plates of expanding, and wherein a plurality of connecting plate branch multilayers are fixed in the ground and drill and ram circumference on the surface, and the connecting plate dislocation distribution between layer and the layer, every expands the tooth and contains a base of tool and a plurality of cutter, and wherein the one end of every base of tool is installed through the bolt and the cooperation of nut on the connecting plate, install a plurality of cutters on the other end of every base of tool lower surface in proper order, can according to the ground drill the diameter the size and select to increase, the ground that does not need again reserve multiple model rammers of drilling reduces use cost, the management of being convenient for is simulta