FLOOR HINGE

摘要

The present invention relates to a floor hinge which keeps constant a speed of closing the door, and prevents the hinge from being damaged to make preparation against a failure of an oil pressure. The floor hinge includes: a main body (10); a cylinder (14) having a first spring (12) inside; an anti-deviation cover (16) for preventing the first spring (12) of the cylinder (14) from being deviated; a weight- shaped turning unit (20) disposed at the other corner of the main body (10); a second spring (22) mounted within the turning unit (20); a roller guide (24) for opening or closing a door; an oil guide (26) for aiding the roller guide (24) to slowly turn; and an arc-shaped turning guide (28) disposed along an inner circumferential surface of the main body and aiding the turning unit to turn.