| 摘要 |
A blind hinge structure used for furniture, comprising a movable cup seat provided on the furniture door body, a regulating base provided on the main body of furniture, a rotary arm connected between the movable cup seat and the regulating base, an elastic element which is designed to generate start-stop acting force on the movable cup seat at least, wherein the front of the rotary arm is designed as “” shaped structure, the arm lever at its small end is hinged with the movable cup seat through pin shaft and forms an arc-shaped surface which is connected with the elastic member; The top surface of its big end is a plane, and regulating components are provided on the plane and are in coordinated connection with the regulating base; fasteners are provided on the regulating base and are used in coordination with the regulating components for positioning. |
| 主权项 |
1. A blind hinge structure used for furniture, comprising a movable cup seat (1) provided on a furniture door body, a regulating base provided on a main body of furniture, a rotary arm connected between the movable cup seat (1) and the regulating base as well as an elastic member which is designed to generate start-stop acting force on the movable cup seat (1) at least, wherein an arm lever at a small end is hinged with the movable cup seat (1) through a pin shaft and forms an arc-shaped surface (2.1) which is connected with the elastic member; a top surface of a big end of the arm lever is a plane, regulating components are provided on the plane and are in coordinated connection with the regulating base wherein two boss steps (1.2) are provided at a bottom wall of the movable cup seat (1), wherein, the elastic element is two torsion springs respectively mounted on a notch (1.1) on both sides at the bottom of the movable cup seat (1), wherein each torsion spring (5) at least comprises a first supporting leg (5.1) with one end extending into the cup body of the movable cup seat (1) and being connected with it as well as a second supporting leg (5.2) with another end acting on the movable cup seat (1), wherein the free end of the second supporting leg (5.1) is bent, a step (1.2) is provided at the bottom wall of the movable cup seat (1) correspondingly, and the second supporting leg (5.2) is carried on the step (1.2), wherein a sleeve part (8) is provided on the first supporting leg (5.1), the first supporting leg (5.1) is in coordinated connection with the arc-shaped surface (2.1) through the sleeve part (8); the sleeve part (8) is in open sleeve form or closed sleeve form and is made from plastic or rubber, wherein the regulating base is a movable plate (3), the regulating components include a regulating screw (6) and an eccentric regulating rivet (7); the rotary arm (2) is connected with the movable plate (3) through the regulating screw (6) and the eccentric regulating rivet (7), so as to realize a two-dimensional regulation of the furniture door body; wherein one or more fasteners (4) are provided at the bottom of the movable plate (3) and are in coordinated positioning with the eccentric regulating rivet (7). |
