Bridge bottom construction maintenance equipment

The invention discloses bridge bottom construction maintenance equipment. The equipment comprises two fixing devices, two driving devices, a supporting device and a moving device, and the two fixing devices are fixed to the outer sides of the two sides, in the transverse direction, of a bridge correspondingly and overhung out of the outer side of the bridge; the two driving devices are respectively connected to the lower part of one of the fixing devices; the supporting device is hung on the fixing devices and located below the bottom of the bridge through the driving devices, and the drivingdevices drive the supporting device to move in the bridge direction and ascend and descend in the vertical direction; and the moving device is movably arranged on the supporting device and can move onthe supporting device in the transverse direction of the bridge. The equipment is used for bridge bottom construction. 本申请公开了一种桥梁底部施工维护设备，包括两组固定装置、两组驱动装置、支撑装置和移动装置，两组所述固定装置分别固定在桥梁上横桥向两边的外侧位置，并且从桥梁外侧悬挑出来；两组所述驱动装置分别连接在一组固定装置下方；