Rail structure of show cupboard drawer

The utility model provides a rail structure of show cupboard drawer, including drawer body and two sets of rail, the rail includes sliding guide, fixed guide and buffer, and fixed guide is last to beprovided with two rows of gyro wheels, sliding guide slides and assembles between two rows of gyro wheels, is provided with concave spout on the gyro wheel, and sliding guide's both sides face is provided with bellied slide guide bar respectively, and sliding guide passes through slide guide bar is in do the relative slip in the concave spout of gyro wheel, fixed guide still installs the dog, andbuffer includes base, attenuator, reset spring and pothook, and the pothook is installed at the base, and the left end of pothook is connected with the attenuator, and the right -hand member of pothook is connected with the attenuator. The utility model discloses an install bottom surface under the drawer body with sliding guide for the drawer exposes from the both sides limit can not the slidingguide in prior art, but als