High-stability vertical plastic cultivation frame applied to seedling raising greenhouse

The utility model belongs to the technical field of soilless culture application. The utility model particularly discloses a high-stability vertical plastic cultivation frame applied to a seedling raising greenhouse. The device comprises a conical base, a circular vertical positioning sleeve, a first internal thread connecting screw groove, an external thread vertical supporting column, a circularpositioning ring, a second internal thread connecting screw groove, a plurality of cultivation grooves, a plurality of water outlet holes, an auxiliary positioning ring, a third internal thread connecting screw groove, an auxiliary internal thread positioning sleeve and an auxiliary external thread positioning rod. Compared with the prior art, the high-stability vertical plastic cultivation frameapplied to the seedling cultivation greenhouse has the advantages that the design structure is reasonable, the stability of the whole structure is high after assembly, adaptive vertical space liftingadjustment operation can b