Anti-blocking sewage sampling device

Este resumen hace referencia a un artículo escrito por Lv, Houjun que trata sobre un dispositivo usado como muestreador en tuberías de suministro de aguas residuales, en el que se detalla la composición del mismo, su funcionamiento y sus ventajas.

The anti-blocking sewage sampling device comprises a large-aperture circulating water supply pipe and a sampling pipe used for sampling the sewage in the circulating water supply pipe.  The sampling pipe is connected with the circulating water supply pipe.  A microporous filter for filtering off foreign matters is arranged at the junction of the sampling pipe and the circulating water supply pipe and comprises a tube body extending into the circulating water supply pipe, a sampling hole is formed at the end of the tube body in the circulating water supply pipe, a dredging rod is arranged inside the sampling hole and makes a reciprocating motion in the sampling hole, and a side hole is formed on the side wall of the tube body and communicated with the entrance of the sampling pipe.  The device has the advantages of low labor intensity, low failure rate, high reliability and good use effect. 

Faming Zhuanli Shenqing (2012), 

CN 102331359 A 20120125