Lower wall cushion layer structure for building wall body

The utility model discloses a lower wall cushion layer structure for a building wall body, which relates to the technical field of building wall bodies and is characterized by comprising a building bottom layer and a damp-proof layer, a treatment block is fixedly connected to the upper portion of the building bottom layer, a supporting block is fixedly connected to the upper portion of the treatment block, and the damp-proof layer is fixedly connected to the upper portion of the supporting block. A ventilation channel is formed among the damp-proof layer, the supporting block and the processing block; a groove is formed in the upper surface of the treatment block, the groove communicates with the ventilation channel, and a discharge hole is formed in the side wall of the groove, so that by arranging the ventilation channel, moisture diffusion is facilitated, and moisture is prevented from being condensed at the bottom of the damp-proof layer. 本实用新型公开了一种建筑墙体用下墙垫层结构，涉及建筑墙体技术领域，其技术方案要点包括建筑底层和防潮层；所述建筑底层的上方固定连接有处理