Novel carbon brush

• Main Authors: LI ZEXU, LI SHUXIN, WU MAOWEI
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2021
• Subjects: BASIC ELECTRIC ELEMENTS; CURRENT COLLECTORS; ELECTRICITY; LINE CONNECTORS

The utility model relates to the technical field of automobile electronic appliances, in particular to a novel carbon brush, which comprises a square carbon brush body, the inner end of the carbon brush body is connected with a compression spring, the outer end of the carbon brush body is contacted with the outer wall of a collector ring, the end face of the outer end of the carbon brush body is provided with a U-shaped groove, and the U-shaped groove penetrates through the two side walls of the carbon brush body. According to the utility model, the outer end of the carbon brush is provided with the U-shaped groove, so that the contact position of the carbon brush and the collector ring can be changed, the stress points of the carbon brush are changed to two sides of the U-shaped groove, the corresponding axial force is decomposed and reduced, and the risk of lighting caused by open circuit of a generator rotor excitation circuit is reduced. 本实用新型涉及汽车电子电器技术领域，尤其涉及一种新型碳刷，包括呈方形的碳刷本体，所述碳刷本体的内端连接有压缩弹簧，其外端与集电环的外壁接