Abstract: A hinge includes a hinge arm (1) and a hinge base (6) fitting with the hinge arm. A support (2) is disposed between the hinge arm (1) and the hinge base. A first end of the support is movably connected to the hinge arm, and a second end is movably disposed with the hinge base (6). A locking position (12) is disposed on the hinge arm. A connecting piece (4) is disposed in fitting with the locking position. A first end of the connecting piece is movably connected to the body of the support, and a second end is movably connected to a first end of a rocking bar (7). The body portion of the rocking bar (7) is movably connected coaxially to a second end of the support (2) and the hinge base (6). A connecting shaft (72) is disposed on a second end of the rocking bar. A first end of a spring (3) is hung to the connecting shaft, and the other end of the spring is hung to a hanging shaft (62) that is disposed fixedly with the hinge base.

Abstract: The utility model provides a hinge, including a hinge base (1), a hinge arm (2) movably arranged with the hinge base (1), and a supporting frame (3) and a bracket (5) arranged between the hinge base (1) and the hinge arm (2), wherein a rocker arm (6) and a spring connecting rod (8) are arranged in cooperation with the bracket (5), a first spring (7) is arranged between the rocker arm (6) and the bracket (5), a second spring (9) is sleeved on the spring connecting rod (8), a roller (61) is arranged in cooperation with the rocker arm (6), and clamping positions (21) which are mutually clamped when the rocker arm (6) and the hinge arm (2) are located at first limit positions and side faces of the hinge arm (2) which are mutually propped when the rocker arm (6) and the hinge arm (2) are located at second limit positions are arranged on the hinge arm (2) in cooperation with the roller (61).