Hinge structure

An electronic device, comprising:

• a first part;
• a second part;
• a hinge structure, comprising:
• a first fixing base, connected to the first part;
• a second fixing base, connected to the second part, and comprising a first locking structure;
• and a rotating element, comprising a second locking structure, wherein an end of the rotating element rotatably and movably connects to the first fixing base along an axial direction, and another end of the rotating element engages with the first locking structure through the second locking structure;
• and
• a third part, comprising:
• a groove, located on a side of the third part facing the second part;
• and
• a sliding element, pivotally connected to the second part, disposed in the groove along a first direction, and comprising a third locking structure;
• and a positioning element, movably disposed in the groove along a second direction, and comprising a fourth locking structure configured to engage with the third locking structure.