The present invention relates to a pump structure of an electric integrated hydraulic brake device, and more particularly, to a pump structure of an electric integrated hydraulic brake device, which is applied to an inside of a motor having a hollow. The pump structure of an electric integrated hydraulic brake device includes a motor (100) provided with a hollow, a ball screw (120) provided inside the hollow and connected and rotated with a rotor of the motor (100), a ball nut (130) provided inside the hollow, connected with the ball screw (120), and moved in a reciprocal direction according to a rotational direction of the ball screw (120), a guide (140) provided inside the hollow, provided at one end portion of the ball nut (130) and configured to press an adjacent piston (180), and a supporter (150) formed in one end portion of the ball screw (120) to rotate together with the ball screw (120), and provided opposite the other end portion of the ball nut (130).
PUMP STRUCTURE OF ELECTRIC INTEGRATED HYDRAULIC BRAKE DEVICE
2016-09-22
Patent
Electronic Resource
English