Fixing structure, pen clipping set, and electronic device

A pen clipping set comprising:

• a pen, the pen comprising a slot;
• a main body, the main body comprising a slide slot and a opening;
• a slide piece, the slide piece capable of sliding in the slide slot, the slide piece comprising a first slide unit and a second unit, and the first slide unit comprising a first pressing element;
• a push module, the push module comprising a second pressing element, and the push module has a loose state and a tight state:
• when the push module is in the loose state, at least part of the first pressing element is deposited in the opening;
• when the push module is in the tight state, the second pressing element clips the second slide unit, and the first pressing element slips into the slot of the pen.

An electric device capable of connecting to a pen, the pen comprising a slot, the electric device comprising:

• a case;
• a fixing structure being connected to the case, and the fixing structure comprises;
• a main body, the main body comprising a slide slot and a opening;
• a slide piece, the slide piece capable of sliding into the slide slot, the slide piece comprising a first slide unit and a second unit, the first slide unit comprising a first pressing element;
• a push module, the push module comprising a second pressing element, and the push module has a loose state and a tight state:
• when the push module is in the loose state, at least part of the first pressing element is deposited in the opening;
• when the push module is in the tight state, the second pressing element clips the second slide unit, and the first pressing element slips into the slot of the pen.