公开(公告)号：US20230235528A1

公开(公告)日：2023-07-27

申请号：US17717660

申请日：2022-04-11

Applicant: Jiangsu XCMG Construction Machinery Research Institute Ltd.

Inventor： Hongfeng MA ,  Penglong HOU ,  Le GAO

IPC: E02F3/80 ,  E02F3/76 ,  E02F3/84

CPC classification number: E02F3/80 ,  E02F3/764 ,  E02F3/844 ,  E02F3/7645 ,  E02F3/7659

Abstract: The present disclosure discloses a rotary frame and a grader, and relates to the field of a grader. The rotary frame includes: a rotary ring, provided with a recessed portion and an opening; a first connecting piece fixed at the periphery of the rotary ring, one end of the first connecting piece being attached to the periphery of the rotary ring and the other end of the first connecting piece being separated from the periphery of the rotary ring; a second connecting piece, the second connecting piece being also fixed at the periphery of the rotary ring, and one end of the second connecting piece being attached to the periphery of the rotary ring and the other end of the second connecting piece being separated from the periphery of the rotary ring; a supporting base fixed on an inner wall of the rotary ring and located in the recessed portion.