Drainage type paving brick

The utility model relates to a drainage type paving brick belongs to municipal construction technical field, and the brick body is hollow structure, by the upper wall, and the lower wall, left side wall and right side wall constitute, are provided with the support wall in hollow structure, support the upper wall and the lower wall of the wall connection brick body to it is parallel with left side wall and right side wall, and separate into two through-holes with the hollow structure of the brick body, the lower wall of the brick body is provided with a plurality of trompils, the left side wall, it is equal on support wall and the right side wall is provided with the water conservancy diversion hole of perpendicular to through-hole. The trompil that the lower wall set up can reduce the area of lower wall and ground contact, and it is steady to make the brick body lay more easily, firm, is having under the condition of ponding moreover, and when the brick body was trampled, the lower wall can not extrude ponding, and ponding can not the spill, the drain line can be made up into in the through-hole and the water conservancy diversion hole of the brick body, is the net formula pipeline that extends in all direction in addition, can in time remove ponding, facilitates for the trip