Lifting type water retaining device

The utility model discloses a lifting type water retaining device which comprises a door frame formed by lap joint of a left stand column, a right stand column and a cross beam and a water retaining plate stretching across the left stand column and the right stand column, and the water retaining plate moves up and down along a left sliding groove in the inner side of the left stand column and a right sliding groove in the inner side of the right stand column. The advertising board further comprises at least one advertising board arranged between the left stand column and the right stand column. The device is simple in structure, low in manufacturing cost and good in economic benefit, capital concern can be reduced when an owner uses the device, advertising benefits can be obtained through the advertising board installed in the device to achieve cost recovery, the problem that existing underground buildings such as underground garages and tunnels are frequently flooded and are difficult to transform is well so