Bridge bottom concrete crack detection device

The invention relates to the field of bridge detection, and particularly discloses a bridge bottom concrete crack detection device which comprises a driving winding drum, a driven winding drum, a pulley block and a detection component, a traction driving belt is wound on the driving winding drum, bypasses the pulley block and is wound on the driven winding drum, and the detection component is arranged on the traction driving belt. The detection part is provided with a camera device, and the camera device is aligned with the bottom of the bridge. The invention aims to solve the technical problem of how to detect concrete cracks at the bottom of a bridge. 本发明涉及桥梁检测领域，具体公开了桥梁底部混凝土裂缝检测装置，包括主动卷筒、从动卷筒、滑轮组以及检测部件，所述主动卷筒上缠绕有牵引主动带，牵引主动带绕过滑轮组并缠绕在从动卷筒上，所述检测部件设置在牵引主动带上，所述检测部件上设置有摄像设备，所述摄像设备对准桥梁的底部。本发明的目的在于解决如何检测桥梁底部混凝土裂缝的技术问题。