Groove type water tank plate and water tank

The utility model discloses a groove type water tank plate and a water tank, which belong to the technical field of water tanks, the water tank plate comprises a stainless steel plate body, the middle position of the stainless steel plate body is concavely provided with a 90-degree groove type part, the two ends of the plate body are inwards bent to be provided with connecting parts convenient for splicing and welding of the stainless steel plate body, and the length value of the connecting parts is smaller than the depth of the groove type part. The water tank comprises a tiled bottom plate, tank columns are upwards arranged at the four corners of the tiled bottom plate, tank face frames are arranged at the tops of the tank columns, vertical face side plates are arranged between every two adjacent tank columns, and the vertical face side plates comprise groove-shaped water tank plates which are upwards arranged side by side. The plate-shaped block is simple in structure and free of middle transverse splicing