Trolley

Abstract

Disclosed herein is a trolley having a liftable frame. The frame includes an upper frame, a lower frame, a support mechanism, a lift adjustment member and a lift adjustment unlocking member. The support mechanism includes a first support and a second support pivotally connected to each other. The lift adjustment member is slidably arranged on the upper frame and switchable between a locked state and an unlocked state. The lift adjustment unlocking member is configured to be operable to switch the lift adjustment member from the locked state to the unlocked state. One of the first support and the second support is pivotally connected to the lift adjustment member, and the other of the first support and the second support is pivotally connected to the upper frame. When the lift adjustment member is in the locked state, sliding of the lift adjustment member relative to the upper frame is restricted, and when the lift adjustment member is in the unlocked state, the sliding of the lift adjustment member relative to the upper frame is allowed.

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