Deformation joint waterproof structure

The utility model discloses a deformation joint waterproof structure which is characterized in that a waterproof plate is erected and covered on one side of an existing deformation joint, two sides of the waterproof plate are respectively connected with a joint forming component, the deformation joint is formed between the two joint forming components, the middle of the waterproof plate is provided with a drainage groove which is sunken towards the interior of the deformation joint in an arc shape, and two ends of the waterproof plate are respectively provided with a flow guide plate. The flow guide plate is of a stepped structure extending downwards. The rainwater guiding device is reasonable in structure and capable of guiding rainwater. 本实用新型公开了一种变形缝防水构造，防水板架设覆盖在现有的变形缝一侧，防水板两侧分别连接有成缝构体，两组成缝构体之间形成变形缝，防水板中部设有向变形缝内弧形凹陷的排水槽，防水板两端均设有导流板，导流板为阶梯式向下延伸的结构。本实用新型结构合理，能够对雨水导流。