Movable pre-embedded sleeve capable of penetrating through floor slab

The utility model provides a movable floor-penetrating embedded sleeve which comprises a drainage vertical pipe, and a base plate is fixedly arranged on the outer side of the drainage vertical pipe in a surrounding mode. A plurality of gear teeth are arranged at the lower end of the chassis; the embedded base is internally provided with a through hole for the drainage vertical pipe to penetrate through, and the upper end face of the embedded base is further provided with a plurality of tooth grooves matched with the gear teeth; and the lower end of the chassis is meshed with the upper end of the embedded base. According to the utility model, the circle center of the vertical pipe can be rapidly and accurately adjusted, the alignment is rapid, the waterproof performance is effectively improved, tedious construction steps are omitted, manpower and material resources are greatly saved, the construction cost is reduced, and the construction efficiency is improved. 本实用新型提供的一种可移动穿楼板预埋套管，包括排水立管，外侧固定围设有底盘；所述底盘下端设置有多条