Patent ID: 8910783

Claim:
An electronic cigarette case, comprising a box body ( 1 ), a box cover ( 2 ) hinged to the box body ( 1 ), and an opening and closing mechanism, the opening and closing mechanism including a spring piece ( 31 ) built in the box body ( 1 ) and an arc-shaped bulge ( 33 ) formed on the box cover ( 2 ), the arc-shaped bulge ( 33 ) clamped between the spring piece ( 31 ) and an inner wall of the box body ( 1 ) and slidingly contacting with the spring piece ( 31 ); wherein when the box cover ( 2 ) rotates a first predetermined angle relative to said box body ( 1 ), the spring piece ( 31 ) pushes the arc-shaped bulge ( 33 ), which makes the arc-shaped bulge ( 33 ) slidingly contacting relative to the spring piece ( 31 ) until the box cover ( 2 ) is fully open; when the box cover ( 2 ) rotates a second predetermined angle relative to the box body ( 1 ), the spring piece ( 31 ) pushes the arc-shaped bulge ( 33 ), which makes the arc-shaped bulge ( 33 ) slidingly contacting relative to the spring piece ( 31 ) until the box cover ( 2 ) is fully closed; said opening and closing mechanism further comprises a spring ( 32 ) built in the box body ( 1 ) horizontally, and two ends of the spring ( 32 ) are fixed to the box body ( 1 ) and the spring piece ( 31 ) respectively; and the spring piece ( 31 ) comprises a bending part ( 311 ), a part of said bending part ( 311 ) protrudes to form a bridge-shaped fixing position ( 312 ), and an end of the spring ( 32 ) passes through the bending part ( 311 ) and is secured to the spring piece ( 31 ).