A clutch mechanism having a first clutch component and a second clutch component is provided. The first clutch component is disposed on a driving wheel of an action aid, and has a first slot and a first latch. The second clutch component is disposed on a body of the action aid, and has a second slot and a second latch. The first slot and the first latch of the first clutch component can be buckled and separated relative to the second latch and the second slot of the second clutch component respectively, and thus to complete a quick assembly or disassembly operation between the first clutch component and the second clutch component.