Graded water sample pretreatment device

• Main Author: JIN YANZHI
• Format: Patent
• Language: Chinese; English
• Published: 21.02.2020
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses a graded water sample pretreatment device. The device comprises a first-stage cyclone desander, a second-stage degassing silt precipitator and a third-stage fine filter, the primary cyclone desander comprises a cyclone grit chamber, a filter and a conical pipeline valve; the rotational flow grit chamber is formed by assembling an upper part and a lower part; a Y-shapedfilter is installed on a water outlet pipeline arranged in the middle of the top of the first-stage cyclone desander, a water outlet in the top of the first-stage cyclone desander is connected with awater inlet in the lower end of a partition bin on the left side of the second-stage degassing silt precipitator through a pipeline, an isolation bin is arranged at the lower right corner of the third-stage fine filter, and a filter membrane is arranged on the upper end face. The staged water sample pretreatment device can be used for carrying out staged treatment such as desanding, filtering andprecipitating on water samp