Environment-friendly brick convenient to splice and install

The utility model discloses an environment-friendly brick convenient to splice and install, which structurally comprises a brick body, a separation brick layer structure, a pressure-resistant layer, a horizontal wall layer, a water permeable layer, a reinforcing layer, a guide and drainage layer and a bottom supporting layer, the separation brick layer structure with a central line groove is arranged on the surface of the brick body, and a linear wall is formed on the surface of the face brick layer. A first inclined sheet and a second inclined sheet are arranged at the upper part corresponding to the middle part, the first inclined sheet and the second inclined sheet are designed into an integrally formed layer sheet with an inclined break angle line on the surface, a joint center line is perpendicular to a groove separation line formed in a corresponding splicing groove, and the layer sheet is uniformly divided into two halves after the center line is broken; and a constructor can conveniently break and spl