三问三解 | 汽车门把手

Core Viewpoint - The rise of hidden door handles in the automotive industry has sparked discussions about their safety and usability, particularly in emergency situations where they may fail to operate as intended [4][8][26]. Group 1: Hidden Door Handles Overview - Hidden door handles have become a standard feature in many vehicles, designed to enhance aesthetics and reduce wind resistance, thereby improving energy efficiency [4][6]. - Various designs of hidden door handles exist, including manual pop-out and electric pop-out mechanisms, which can lead to confusion for first-time users [6][11]. - The transition to hidden door handles has been driven by market competition and the desire for modern, sleek vehicle designs [4][6]. Group 2: Safety Concerns - Incidents have been reported where hidden door handles failed to open during emergencies, raising concerns about their reliability [8][19]. - The design of door locks, whether traditional or electronic, can impact the ability to open doors after a collision, with electronic locks being more susceptible to failure if power is lost [21][19]. - Current and upcoming safety standards in China are addressing the need for door handles to remain operable after collisions, emphasizing the importance of mechanical redundancy in their design [24][32]. Group 3: Regulatory Developments - The Ministry of Industry and Information Technology in China is working on new mandatory standards for automotive door handles, focusing on safety, reliability, and user accessibility [32][33]. - Proposed regulations include requirements for mechanical release functions in door handles to ensure they can be operated without external tools in case of power failure [33]. - The standards aim to enhance the structural integrity and operational space of door handles, ensuring they can withstand significant force without failure [33].