Drainage vehicle special for flood seasons

A drainage vehicle special for a flood season comprises an electric vehicle body, a mounting platform is arranged at the rear end of the electric vehicle body, a diesel engine is arranged on the mounting platform and drives a water suction pump through a belt transmission mechanism, and the inlet end of the water suction pump is connected with a water suction pipe. The drainage end of the water pump is connected with a water outlet pipe; the water suction pipe comprises a hose section and a hard pipe section, and an anti-blocking suction head is arranged at the bottom end of the hard pipe section; an inverted-Z-shaped intercepting plate is arranged in the anti-blocking suction head and divides the anti-blocking suction head into a left area and a right area, and the left area and the rightarea are communicated through a transverse through hole in the vertical section of the inverted-Z-shaped intercepting plate. A filter membrane, a filter plate and a filter membrane are transversely arranged in the left area,