The invention discloses an anaerobic inner circulation reflux type immobilized microorganism fluidized bed reactor. The reactor body, followed by the bottom is provided with a precipitation zone, reaction zone, subsidence, subsidence area is arranged in the sludge bucket, the sludge bucket is arranged above the water distributor, the water distributor is arranged on the support tube, the support tube is arranged on the upper end of the reflecting plate in the reaction zone with immobilized microorganisms packing, the inner circulation pipe, the inner circulation the tube is arranged on the upper end of the first and second funnel shaped baffle, funnel-shaped baffle and the connecting position of the first reactor body wall is provided with a three-phase separator, the gas chamber and second exhaust pipes, second gas rotameter and second needle valve, water seal box is connected with the outer wall of the body of the reactor is provided with a plurality of sampling ports, reactor through the U tube and the upper part of the body the water outlet pipe, liquid rotor flowmeter, second cut-off valve, the water tank is connected, the invention is applicable to the immobilized anaerobic microbial filler treatment sewage, without power operation, pollution degradation The dye can be efficiently removed, and the sampling is convenient.
【技术实现步骤摘要】
【技术保护点】
一种厌氧型内循环回流式固定化微生物流化床反应器，其特征在于，它具有反应器本体，反应器本体由下至上依次设有沉淀区（９）、反应区（３）、沉降区（１８），沉降区（１８）内设有污泥斗（２０），污泥斗（２０）上方设有布水器（１９），布水器上设支撑管（１７），支撑管上端设有反射板（１６），反应区（３）内有固定化微生物填料（４）、内循环回流管（１５），内循环回流管（１５）通过内循环回流管支撑柱（２）与反应器本体相接，内循环回流管（１５）上端设有第二漏斗状挡板（１４）、第二漏斗状挡板（１４）上方设有第一漏斗状挡板（１３），反应器本体污泥斗（２０）底部与第一截止阀（２１）、排泥管（２２）相接，布水器（１９）通过进水管（５）与水泵（３４）相接，水泵（３４）放置在进水水箱（３２）内，反应器本体外壁设多个取样口（１２），第一漏斗状挡板（１３）与反应器本体壁连接处设有三相分离器（１０），三相分离器（１０）下部有气室（１），气室（１）通过第二排气管（２７）与第二气体转子流量计（２９）、第二针阀（３１）、水封箱（３３）相接，反应器本体上部通过Ｕ型管（８）与出水管（２３）、液体转子流量计（２４）、第二截止阀（２５）、...
【技术特征摘要】
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