Chain drive elevation structure of photovoltaic board loading test device

The utility model relates to a chain drive elevation structure of photovoltaic board loading test device, including the clamp body, the clamp body includes the mount pad that links firmly with the lift bag carriage tip outside, the interior side -mounting support roll needle of lift bag carriage, the top of support roll needle and the inboard photovoltaic plate installation frame that supports of lift bag carriage, link firmly the extension board on the mount pad, two bulge on the extension board do not be articulated and articulated with the one side that clips the piece with the one end of board even, and even the other end of board is articulated with the middle part of folded plate, and the one end of folded plate is articulated with the opposite side that clips the piece, and the other end and the handle of folded plate link firmly. The utility model has the advantages of simple structure, through mount pad, extension board, board and clip lump formation linkage structure even, the centre gripping or when loosening only need push handle can, its is easy and simple to handle, set up the housing screw on cliping the piece, be convenient for adjust the clamping -force size, set up the kingpin structure, be convenient for remove photovoltaic plate installation frame, be convenient for adjust the mounted position.