Device facilitating recycling of whiteboard pen

The utility model relates to the technical field of writing tools, in particular to a device facilitating recycling of a whiteboard pen. The device facilitating recycling of the whiteboard pen is composed of the ink adding device, the whiteboard pen, the telescopic rod and the reset spring, a plurality of ink supplementing devices are arranged on the inner bottom face of the containing cavity, ink supplementing holes are formed in the bottom of the containing module, and the ink supplementing devices supplement ink to the whiteboard pen through the ink supplementing holes. Meanwhile, the storage module facilitates storage of the whiteboard pen; an ink outlet port is formed in the center of the bottom of the bottle body, a hose is arranged in the containing block, one end of the telescopic rod is in threaded connection with the piston through a through hole of the bottle cap, the telescopic rod pushes the piston downwards, and the ink supplementing bottle is conveniently controlled to add ink to the whiteboard