Abstract: A cabinet drawer drivingly connected locking mechanism which can be synchronously driven along by the opening and closing operation of the top cover of the cabinet body to complete the locking and unlocking state of cabinet drawers, including a sliding seat, an engaging body having an engaging hole and an elastic element, when the top cover is pressed on the engaging body, an anchoring hole of the engaging body will press against the elastic element causing it to bend and store elasticity, the engaging hole will be moved downwards to engage with the locking element so as to complete the locking state of the drawer, when the top cover is opened, the depressing force of the engaging body is released, the restored elasticity of the elastic element is released and carries the engaging body and the engaging hole to move upwards back to its original position, thus unlocked the drawer.

Abstract: The present invention discloses a tool cabinet that can be pushed by users to a working site for maintenance or an assembling operation, and the carrying surface of a frame of the tool cabinet has at least one installing hole engaged by a protective sleeve, so that a long bar-shape hand tool can be isolated by the protective sleeve and inserted into the installing hole to protect the frame from being collided directly by the hand tool and prevent damages of the external look of the frame.

Abstract: The present invention discloses a tool cabinet fixing and supporting structure, which comprises at least one shelf, four corner bars disposed at the four corners of the shelf, and a positioning member disposed between the shelf and the corner bars; wherein the positioning member has a connecting surface being coupled to an installing surface of the corner bar and having a limit bolt for supporting a positioning hole disposed on a bottom plate of the shelf. Such an arrangement constitutes the fixing and supporting relation between the corner bars and the shelf. Further, positioning holes are disposed on the installing surface of the corner bar and a transversal board for passing the fastening member through the positioning holes to securely mount the shelf onto the corner bars, and thus constituting an easy-to install tool cabinet with a better supporting strength.