Hot dropout adjustment mechanism and circuit breaker

The utility model provides a hot dropout adjustment mechanism and circuit breaker relates to circuit component technical field, and hot dropout adjustment mechanism includes: pivot, eccentric shaft and release lever, the eccentric shaft is fixed to be cup jointed in the pivot, and the eccentric shaft is located to the dropout rod cover, the axis that the eccentric shaft can revolute the axle rotates, promotes the release lever motion to adjust the distance between release lever and the bimetallic strip. Through the utility model provides a technical problem of hot dropout time of inconvenientregulation among the prior art has been alleviated to hot dropout adjustment mechanism. 本实用新型提供了种热脱扣调节机构及断路器，涉及电路元件技术领域，热脱扣调节机构包括：转轴、偏心轴和脱扣杆；偏心轴固定套接于转轴，脱扣杆套设于偏心轴；偏心轴可绕转轴的轴线转动，推动脱扣杆运动，以调节脱扣杆与双金属片之间的距离。通过本实用新型提供的热脱扣调节机构，缓解了现有技术中不方便调节热脱扣时间的技术问题。