Patent ID: 11891892
Assignee: CHENGDU XINHAO FOUNDATION ENGINEERING CO., LTD.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 7:
8. The square pile drill bit of claim 6, wherein each of the second actuating components comprises a crawler-type driving wheel, a crawler-type driven wheel, a crawler chain rail, a second digging actuating element, a power plate and a driven shaft, the crawler-type driving wheel is connected with one end of a corresponding one of the first and second transmission shafts external to the box body, the driven shaft is rotatably connected with the left and right sides of the lower part of the box body, the driven shaft has front and rear ends connected with the crawler-type driven wheel, the crawler-type driving wheel and the crawler-type driven wheel are aligned, the crawler chain rail is between the crawler-type driving wheel and the crawler-type driven wheel, the crawler chain rail has an outer wall fixedly connected with the power plate, and the power plate has front and rear sides connected with the second digging actuating element.