Bridge equipment comprises a base body, wherein a plurality of power supply devices are arranged in the base body and mutually separated by flat plates up and down; each power supply device comprises an accommodating cavity arranged in the base body and a hole groove formed in the right-end wall of the accommodating cavity; a mounting and connecting groove is formed in the upper end of each hole groove; a clamping rack is fixedly arranged on the wall of each mounting and connecting groove; a winding roll is mounted in each accommodating cavity in a revolving manner; a cable is mounted on each winding roll; a power strip is fixedly mounted at the tail end of each cable and clamped onto the corresponding clamping rack; sliding and connecting grooves are formed in the left-end wall of each accommodating cavity in an up-and-down corresponding manner; communicating through grooves are formed between the sliding and connecting grooves and the corresponding accommodating cavities; a baffle is arranged between every two corresponding sliding and connecting grooves; a magnetic induction device is fixedly arranged in each baffle; a sliding and connecting block is mounted in each sliding and connecting groove in an up-and-down sliding and connecting manner; and a regulation rod is arranged on the end surface, leaving the corresponding baffle, of each sliding and connecting block, runs through the corresponding through groove rightwards and penetrates into the corresponding accommodating cavity.