Sand washing drilling and milling integrated device for workover operations in oil field

The invention relates to an oil well matching device, in particular to a sand washing drilling and milling integrated device for workover operations in an oil field. According to the technical schemeof the invention, the sand washing drilling and milling integrated device for the workover operations in the oil field comprises an upper support body assembly, a turbine assembly(turbine assemblies),a lower support body assembly, multiple connecting cylinders and a sand washing drill bit; the turbine assembly is arranged by one or more; the upper support body assembly, the turbine assembly(turbine assemblies) and the lower support body assembly are sequentially connected into a whole by the multiple connecting cylinders; the upper support body assembly is connected with the lower end of a drill pipe or oil pipe; and the sand washing drill bit is installed at the lower end of the lower support body assembly. The sand washing drilling and milling integrated device for the workover operations in the oil field provid