Wastewater sampling device

The utility model discloses a wastewater sampling device which comprises a sampling main body, a water inlet and outlet structure connected with the sampling main body, a water inlet and outlet control structure connected with the sampling main body, and an extension structure, the sampling main body comprises an outer sampling cup body, an inner sampling cup body in threaded connection with the outer sampling cup body, and a grip fixedly connected to the outer side of the outer sampling cup body. According to the utility model, the defects in the prior art can be overcome, the structure is simple, the cleaning is convenient, the effect is better, the application range is wider, and the overall use effect and quality are improved. 本实用新型公开一种废水采样装置，包括取样主体、与所述取样主体连接的进出水结构、与所述取样主体连接的进出水控制结构、以及延伸结构，所述取样主体包括取样外杯体、与所述取样外杯体螺纹连接的取样内杯体、固定连接在所述取样外杯体外侧的握把。本实用新型能够解决现有技术中存在的不足之处，结构简单，清理方便且效果更好，应用范围更广，提高整体使用效果和质量。