Temperature-adjustable bolt

The utility model discloses a temperature-adjustable bolt, which relates to the technical field of connecting parts and comprises a bolt body and an end cap arranged on the bolt body, a temperature adjusting part used for adjusting temperature is arranged in the bolt body, and a power source contact point used for communicating a power source with the temperature adjusting part is arranged on the end cap. The temperature of the bolt is controlled, so that the connecting strength of the bolt can be effectively enhanced, the bolt is suitable for precise connection, the structure is simple, and engineering can be realized. 本实用新型公开了一种温度可调的螺栓，涉及连接零件技术领域，包括螺栓本体和设置于螺栓本体上的端帽，所述螺栓本体内设有用于调节温度的调温件，所述端帽上设有用于将电源与调温件连通的电源接触点；本实用新型通过对螺栓进行温度控制，能有效的增强螺栓连接强度，适应精密连接，结构简单，能够实现工程化。