Automatic circulating device of mud jacking U type pipe and detecting tube at stake end

The utility model relates to a bored concrete pile foundation construction discloses automatic circulating device of mud jacking U type pipe and detecting tube at stake end, including the water storage bucket, the circulating pump is connected to water storage bucket downside, and circulating pump one side is equipped with the circulating pump outlet pipe, and water piping connection mud jacking U type nest of tubes one end is pumped in the circulation, water storage bucket upside is equipped with return water filter equipment, and the mud jacking U type nest of tubes other end is connected with the one end of wet return, and return water filter equipment is connected to the other end of wet return, being equipped with interim storage inder pot on one side of the water storage bucket, storing up the inder pot temporarily and link to each other with return water filter equipment, be equipped with the water storage bucket on the storage inder pot lateral wall and arrange the sediment device, the storage inder pot passes through water storage bucket row sediment device and is connected with the water storage bucket. Water or the grout introduction return water filter equipment of wet return in with the mud jacking U type nest of tubes, the filter sieve elimination water or the body of the sediment in the grout among the return water filter equipment, the sediment body flows in through row sediment device and stores up the inder pot temporarily along the filter sieve of slope, reach at the bottom of the pile foundation stake after mud jacking U type pipe and detecting tube prevent the technological effect of blocking up.