Lead-acid storage battery solution volume detection equipment fixing structure and detection line

The utility model relates to a lead-acid storage battery solution volume detection equipment fixing structure and a detection line, the fixing structure comprises a battery supporting structure corresponding to one side surface of a battery to be detected and a fixing frame corresponding to the other side surface of the battery to be detected, the fixing frame is provided with an air cylinder power group, and the air cylinder power group comprises more than two air cylinders; the end part of a piston rod of each air cylinder is directly or indirectly connected with a fixing bracket for mounting a capacitance detection module; a mounting position for mounting a control module matched with the capacitance detection module is also arranged on the fixing bracket on the side surface of the air cylinder power group; the battery supporting structure comprises a vertical frame part and a horizontal frame part connected to the end part of the vertical frame part, and the end face of the horizontal frame part comprises