Novel drum brake for electric vehicle

• Main Authors: CHEN SHUDONG, YANG CHONG
• Format: Patent
• Language: Chinese; English
• Published: 12.06.2020
• Subjects: BLASTING; BRAKES; CLUTCHES; COUPLINGS FOR TRANSMITTING ROTATION; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a novel drum brake for an electric vehicle. The device comprises a shell and a rotating shaft, the left end of the upper portion of an inner cavity of the shell is rotationally connected with a first brake span through a rotating shaft. The right end of the lower part in the shell is rotationally connected with a second brake span through a rotating shaft; brake pads are fixedly connected to the left side of the first brake span and the right side of the second brake span, a first electric telescopic rod is fixedly installed on the lower portion of an inner cavity of the shell, the left end of the first electric telescopic rod is movably connected with the first brake span through a hinge, and a second electric telescopic rod is fixedly installed on the upper portion of the inner cavity of the shell. According to the utility model, the high-temperature-resistant layer, the corrosion-resistant layer, the wear-resistant layer, the motor, the fan blades, the temperature sensor and the