Strengthen fuel cell

The utility model provides a strengthen fuel cell, include: the casing of encapsulation fuel, casing include the reinforcement segment territory, and the reinforcement segment territory has two relative internal surfaces of coplane contact each other, and extending the mechanical fastening spare that passes two relative internal surfaces, mechanical fastening spare is including the first head thatis located the external concave in reinforcement segment territory. The utility model discloses still provide two kind other strengthen fuel cell. The utility model discloses a strengthen fuel cell can improve the structural integrity of fuel cell to improve the durability of fuel cell and reduce the possibility that the fuel cell warp. 本实用新型提供种加强燃料箱，包括：封装燃料的壳体，壳体包括加强区域，加强区域具有彼此共面接触的两个相对内表面；以及延伸穿过两个相对内表面的机械紧固件，机械紧固件包括位于加强区域的外部凹陷内的第头部。本实用新型还提供另外两种加强燃料箱。本实用新型的加强燃料箱能够提高燃料箱的结构完整性，从而提高燃料箱的耐久性以及减小燃料箱变形的可能性。