Environment-friendly civil house building

The utility model discloses an environment-friendly civil house building which comprises a house body, a plurality of photovoltaic cell panels are installed on the roof of the house body, a first transverse plate is fixedly installed at one end of the roof of the house body, and a first vertical plate is fixed to the end, away from the house body, of the first transverse plate. A first vertical plate is installed at one end of the roof of the house body, a second end plate and two first end plates are installed at the other end of the roof of the house body, a ball screw is rotatably installed between the first vertical plate and the second end plate, a second vertical plate is fixedly installed on a nut of the ball screw, and rainproof cloth is fixedly connected between the second vertical plate and the first vertical plate. According to the environment-friendly civil house building, the rainproof cloth is arranged, and a gear motor and a ball screw are matched to control the rainproof cloth to be unfolded o