Bolt tension detection device

The utility model discloses a bolt tension detection device, which comprises an upper fixing mechanism, a lower fixing mechanism and a tension mechanism, the tension mechanism drives the lower fixing mechanism to move up and down, the lower fixing mechanism comprises a sliding mechanism, a connecting body and a step-shaped groove, the connecting body is arranged on the sliding mechanism, the step-shaped groove is arranged on the connecting body, and the step-shaped groove is arranged on the connecting body. Compared with the prior art, connection is convenient, and adaptability is improved. 本实用新型公开了一种螺栓拉力检测装置，包括上固定机构、下固定机构、和拉力机构，所述拉力机构驱动下固定机构上下运动，所述下固定机构包括滑动机构、连接体和台阶状凹槽，所述滑动机构上设有连接体，所述连接体上设有台阶状凹槽，与现有技术相比，能够连接方便，提高适应性。