The invention belongs to the technical field of water pollution detection, and particularly relates to an efficient sampling device for detecting pollutants at different depths in water, the efficient sampling device comprises a floating frame and a sampling box, a winding roller is rotatably mounted on the floating frame, and the sampling box is hung on a rope wound by the winding roller; the interior of the sampling box is divided into a plurality of independent sampling units provided with independent water inlet pipes and water outlet pipes, a sealing control assembly is arranged on each water inlet pipe, a first taper pipe and a second taper pipe are arranged at the two ends of a sealing cavity respectively, and small ports of the first taper pipe and the second taper pipe are in sealed connection with the water inlet pipes and the air inlet hoses respectively through connecting pipes; a first open hole is formed in one side wall of the taper pipe, a second open hole is formed in the side wall of the sealing cavity, the two ends of the sampling pipe are connected with the first open hole and the second open hole in a sealed mode respectively, a floating sealing plug is arranged in the sealing cavity, and a compression spring is arranged in the first taper pipe. Water sample mixing is prevented, and the sampling efficiency is high.
本发明属于水污染检测技术领域,具体涉及一种水中不同深度污染物检测用高效取样装置,包括有漂浮架、取样箱,所述漂浮架上转动安装有绕线辊,取样箱吊接在绕线辊缠绕的绳索上,所述取样箱内分隔为多个设有独立的进水管和排水管的独立采样单元,所述进水管上设置有密封控制组件,且密封腔体两端部分别设置有锥管一、二,所述锥管一、二的小端口通过连接管分别与所述进水管和进气软管密封连接,锥管一侧壁上设有开孔一,所述密封腔体侧壁上设有开孔二,取样管的两端分别与所述开孔一、开孔二密封连接,所述密封腔体内设有浮动的密封塞,所述锥管一内设有压缩弹簧,本发明结构简单,可连续对不同深度的水进行精准取样,防止水样混合,取样效率高。
Efficient sampling device for detecting pollutants at different depths in water
一种水中不同深度污染物检测用高效取样装置
2023-06-27
Patent
Elektronische Ressource
Chinesisch
IPC: | G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS , Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen |
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