WO2023029357A1 - 一种用于mbbr填料富集厌氧氨氧化的反应器 - Google Patents

一种用于mbbr填料富集厌氧氨氧化的反应器 Download PDF

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WO2023029357A1
WO2023029357A1 PCT/CN2022/072052 CN2022072052W WO2023029357A1 WO 2023029357 A1 WO2023029357 A1 WO 2023029357A1 CN 2022072052 W CN2022072052 W CN 2022072052W WO 2023029357 A1 WO2023029357 A1 WO 2023029357A1
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reactor
riser
fixedly arranged
inner cavity
enrichment
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PCT/CN2022/072052
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English (en)
French (fr)
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黄翀
黄东辉
蒋永丰
凌锐
徐静斌
申晨希
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江苏裕隆环保有限公司
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Publication of WO2023029357A1 publication Critical patent/WO2023029357A1/zh

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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/28—Anaerobic digestion processes
    • C02F3/2853—Anaerobic digestion processes using anaerobic membrane bioreactors
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia

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  • the invention relates to the technical field of sewage treatment, in particular to a reactor for MBBR filler enrichment anaerobic ammonium oxidation.
  • Anaerobic ammonia oxidation process is a new type of biological denitrification technology developed by Delft University of Technology in the Netherlands in the early 21st century. Under anoxic conditions, NO2--N is used as an oxidant to oxidize NH4+-N to N2; or NH4+-N is used as The biological reaction in which the electron donor reduces NO2--N to N2 is called anaerobic ammonia oxidation. Microorganisms capable of performing anammox are called anammox bacteria. Anammox is a brand-new biological reaction.
  • the object of the present invention is to provide a kind of reactor that is used for the enrichment of anammox in MBBR filler, to solve the enrichment of anammox bacteria in the above-mentioned background technology is limited, and extra strain is then easy to lose, can't make anammox
  • a reactor for MBBR filler enrichment anaerobic ammonium oxidation comprising:
  • a reactor the bottom of the reactor is fixedly provided with feet, and the feet are fixedly arranged on the top side of the base;
  • the water inlet pipe is arranged on the top side of the reactor;
  • the injection port is set on the other side of the top of the reactor;
  • a stirring mechanism arranged in the inner cavity of the reactor
  • a nitrogen aeration assembly is arranged on one side of the reactor;
  • the air lift mechanism is arranged on one side of the inner cavity of the reactor;
  • the biochemical pool is fixedly arranged on the other side of the top of the base.
  • the nitrogen aeration assembly includes: a nitrogen generator, fixedly arranged on the top side of the base; a gas supply pipeline, screwed to the gas outlet of the nitrogen generator; a gas diffuser, the gas supply One end of the gas pipeline extends into the inner cavity of the reactor and is fixedly provided with a gas diffuser.
  • the stirring mechanism includes: a driving motor fixedly arranged on the top of the reactor; a stirring rod, the output end of the driving motor extends into the inner cavity of the reactor and is locked by a coupling A rod; a stirring paddle arranged on the outer wall of the stirring rod.
  • the air lifting mechanism includes: a cylindrical barrel fixedly arranged on one side of the inner wall of the reactor; a first riser fixedly arranged at the bottom end of one side of the outer wall of the cylindrical barrel, and the first lifting pipe
  • the pipe communicates with the inner cavity of the cylindrical barrel;
  • the second riser is fixedly arranged on the top of the inner wall of the reactor, and one end of the second riser extends into the inner cavity of the cylindrical barrel;
  • the liquid outlet pipe It is fixedly arranged on the outside of the reactor and is screwed to one end of the second riser.
  • the air lift mechanism further includes: a first inlet pipe, one end of which extends into the inner chamber of the reactor; a tap, fixedly arranged at one end of the first inlet pipe; Two air intake pipes are interference fit with one end of the tap, and the other end of the second air intake pipe extends into the inner chamber of the first riser; the third air intake pipe passes through one end of the tap joint and the other end of the third air intake pipe extends into the cylindrical barrel and into the inner chamber of the second riser pipe.
  • one end of the second air intake pipe is located at the bottom end of the cavity of the first riser pipe.
  • one end of the third air intake pipe is located at the bottom end of the cavity of the second riser pipe.
  • a kind of reactor that is used for MBBR filler enrichment anaerobic ammonium oxidation that the present invention proposes, beneficial effect is:
  • the present invention adopts MBBR filler as the carrier for the enrichment of anammox bacteria, and places the MBBR filler in a flow-measuring culture reactor for strain enrichment and cultivation, so that the MBBR filler is enriched with anammox bacteria, enriched
  • the MBBR filler of anammox bacteria is moved into the mainstream biochemical tank through the filler transfer device, so that the mainstream biochemical tank maintains a high total amount of anammox bacteria.
  • the lifting mechanism can transfer the filler together with the water in the reactor to the biochemical pool, and the lifting height is high and easy to use.
  • Fig. 1 is a structural representation of the present invention
  • Fig. 2 is the explosion structure schematic diagram of reactor of the present invention
  • Fig. 3 is the structural representation of airlift mechanism of the present invention.
  • Fig. 4 is a schematic diagram of the explosion structure of the gas mechanism of the present invention.
  • a reactor for MBBR filler enrichment anaerobic ammonium oxidation including: base 1, reactor 2, foot 3, water inlet pipe 4, dosing port 5.
  • Stirring mechanism 6, nitrogen aeration assembly 7, air lift mechanism 8 and biochemical tank 9 the bottom of the reactor 2 is fixedly provided with a foot 3, and the foot 3 is fixedly arranged on the top side of the base 1, and the water inlet pipe 4 is set on one side of the top of the reactor 2, and the dosing port 5 is set on the other side of the top of the reactor 2, and the dosing port 5 can add the anammox bacteria and provide other nutrients for the anammox bacteria
  • the anaerobic ammonium oxidation strain is a solid strain or a bacterial liquid, and the dosage is that the initial strain concentration in the reactor is 5-20ppm after the strain is put into the reactor.
  • the amount of nitrite added is to make the ratio of ammonia nitrogen concentration to nitrite nitrogen concentration in the reactor always close to 1, and the stirring mechanism 6 is set in the reactor 2, the nitrogen aeration assembly 7 is arranged on one side of the reactor 2, the air lift mechanism 8 is arranged on one side of the inner chamber of the reactor 2, and the biochemical pool 9 is fixedly arranged on the other side of the top of the base 1.
  • the nitrogen aeration assembly 7 includes: a nitrogen generator 71, a gas supply pipeline 72 and a gas diffuser 73, the nitrogen generator 71 is fixedly arranged on the top side of the base 1, the gas supply pipeline 72 is connected with the nitrogen gas The gas outlet of the generator 71 is screwed, and one end of the gas supply pipeline 72 extends into the inner cavity of the reactor 2 and is fixedly provided with a gas diffuser 73.
  • the nitrogen aeration assembly can protect the anaerobic ammonium oxidation strain cultivation environment, To reduce the contact between bacteria and oxygen, the nitrogen aeration rate per cubic meter of effective pool volume is 1-2m3/h.
  • the stirring mechanism 6 includes: a driving motor 61, a stirring rod 62, and a stirring paddle 63, the driving motor 61 is fixedly arranged on the top of the reactor 2, and the output end of the driving motor 61 extends into the reactor 2 The cavity is locked with a stirring rod 62 through a coupling, and the stirring paddle 63 is arranged on the outer wall of the stirring rod 62 to fully mix the filler and the mixed liquid in the reactor.
  • the stirring adopts a vertical mixer or a submersible mixer, and the power density of the vertical mixer is Choose an effective pool volume of 10-15W/m3, and a speed of 35-80rpm; use a submersible mixer to choose an effective pool volume of 5-8W/m3, and a speed of 35-70rpm.
  • the air lift mechanism 8 includes: a cylindrical barrel 81, a first riser 82, a second riser 83 and a liquid outlet pipe 84, the cylindrical barrel 81 is fixedly arranged on one side of the inner wall of the reactor 2, and the second A riser 82 is fixedly arranged at the bottom end of one side of the outer wall of the cylindrical barrel 81, and the first riser 82 communicates with the inner cavity of the cylindrical barrel 81, and the second riser 83 is fixedly arranged at the top of the inner wall of the reactor 2, and the second riser 82 communicates with the inner cavity of the cylindrical barrel 81.
  • One end of the riser pipe 83 extends into the inner chamber of the cylindrical barrel 81, and the liquid outlet pipe 84 is fixedly arranged on the outside of the reactor 2 and is screwed with one end of the second riser pipe 83, and the liquid can be carried out twice by being provided with the cylindrical barrel 81. boost.
  • the gas lift mechanism 8 also includes: a first air inlet pipe 85, a tap 86, a second air inlet pipe 87 and a third air inlet pipe 88, and one end of the first air inlet pipe 81 extends into the reactor 2 Inner cavity, the tap 86 is fixedly arranged at one end of the first air intake pipe 85, the second air intake pipe 87 has an interference fit with one end of the tap joint 86, and the other end of the second air intake pipe 87 extends into the inside of the first riser pipe 82 cavity, the gas passing through the second air inlet pipe 87 can be neutralized with the liquid, so that the gas drives the liquid to lift up into the cylindrical barrel 81 through the first riser pipe 82, and the third air inlet pipe 88 is in interference fit with one end of the tap 86, and The other end of the third air intake pipe 88 extends into the cylinder barrel 81 and into the inner cavity of the second riser pipe 83 .
  • one end of the second air inlet pipe 87 is located at the bottom end of the inner chamber of the first riser pipe 82 , so that the gas and liquid are lifted into the cylindrical barrel 81 through the bottom end of the second air inlet pipe 87 .
  • one end of the third air inlet pipe 88 is located at the bottom end of the inner cavity of the second riser pipe 83 , so that gas and liquid can be input into the liquid pipe 84 through the bottom end of the second riser pipe 83 .
  • Step 1 The MBBR filler without film is injected into the reactor 2 through the injection port 5;
  • Step 2 The sludge fermentation supernatant enters the reactor 2 through the water inlet pipe 4, fills it up, and continues to feed water.
  • Step 3 After the reactor 2 is full of water, connect the external power supply of the drive motor 61, control the drive motor 61 to start, so that the stirring rod 62 drives the stirring paddle 63 to rotate, the liquid in the reactor 2 can be stirred, and the nitrogen gas can be controlled.
  • the generator 71 is started, so that nitrogen enters the reactor 2 through the gas supply pipeline 72 and the gas diffuser 73, and the anammox bacteria are added, and the nitrite substrate and nutrients are continuously added at a certain flow rate.
  • Step 4 Observe the enrichment of the bacteria on the MBBR filler every day. After 7 days, start microscopic examination to observe the biofilm on the MBBR filler. Generally, the enrichment of the bacteria can be completed in 12-15 days;
  • Step 5 confirm the filler enriched with bacteria, connect the air pump with the first air inlet pipe 85, so that the gas can be injected into the first air inlet pipe 85, and can be respectively input into the second air inlet pipe 87 and the third air inlet pipe 87 through the tap 86.
  • the gas is injected into the first riser 82 through the second intake pipe 87, so that the gas and the liquid are neutralized, and the gas drives the liquid to be lifted upward into the cylindrical barrel 81 through the first riser 82, and passed through the first riser 82.
  • the gas of the three inlet pipes 88 is input into the second riser 83, and the liquid in the cylinder barrel 81 is lifted into the liquid outlet pipe 84 through the second riser 83, and flows into the biochemical pool 9 through the liquid outlet pipe 84, thereby The filler can be transferred to the biochemical pool 9 together with the water in the reactor 2 .
  • Step 6 Carry out the next round of enrichment culture.

Abstract

本发明公开了一种用于MBBR填料富集厌氧氨氧化的反应器，包括：底座；反应器，所述反应器的底端固定设置有底脚，且所述底脚固定设置在所述底座的顶端一侧；进水管，设置在所述反应器的顶端一侧；投药口，设置在所述反应器的顶端另一侧；搅拌机构，设置在所述反应器的内腔；氮气曝气组件，设置在所述反应器的一侧；气提机构，设置在所述反应器的内腔一侧；生化池，固定设置在所述底座的顶端另一侧。该用于MBBR填料富集厌氧氨氧化的反应器，可使主流生化池维持较高的厌氧氨氧化菌总量，同时培菌池进行下一轮菌种富集，通过设置有气提机构可将填料与反应器内的水一起转移到生化池内，且提升高度较高，使用方便。

Description

一种用于MBBR填料富集厌氧氨氧化的反应器 技术领域
本发明涉及污水处理技术领域，具体为一种用于MBBR填料富集厌氧氨氧化的反应器。
背景技术
厌氧氨氧化工艺是荷兰Delft工业大学于21世纪初开发的一种新型生物脱氮技术，在缺氧条件下以NO2--N作为氧化剂将NH4+-N氧化为N2；或者以NH4+-N作为电子供体将NO2--N还原成N2的生物反应，称为厌氧氨氧化。能够进行厌氧氨氧化的微生物，称为厌氧氨氧化菌。厌氧氨氧化是一个全新的生物反应，与硝化作用相比，它以NO2--N取代氧气，改变了末端电子受体；与反硝化作用相比，它以NH4+-N取代有机物，改变了电子供体。因厌氧氨氧化去除污水中总氮的过程，无需有机物参与，对于低碳氮比的污水，厌氧氨氧化作用池存在可以减少传统反硝化脱氮时碳源的投入，减少污水处理过程中二氧化碳的排放，有利于实现碳中和。
技术问题
在目前常规市政污水处理生化系统中，厌氧氨氧化菌的富集有限，外加菌种则易于流失，因此如何采用一定的方法使厌氧氨氧化菌能在生化系统中富集，是目前所需要解决的问题。
技术解决方案
本发明的目的在于提供一种用于MBBR填料富集厌氧氨氧化的反应器，以解决上述背景技术中厌氧氨氧化菌的富集有限，外加菌种则易于流失，无法使厌氧氨氧化菌能在生化系统中富集的问题。
为实现上述目的，本发明提供如下技术方案：一种用于MBBR填料富集厌氧氨氧化的反应器，包括：
底座；
反应器，所述反应器的底端固定设置有底脚，且所述底脚固定设置在所述底座的顶端一侧；
进水管，设置在所述反应器的顶端一侧；
投药口，设置在所述反应器的顶端另一侧；
搅拌机构，设置在所述反应器的内腔；
氮气曝气组件，设置在所述反应器的一侧；
气提机构，设置在所述反应器的内腔一侧；
生化池，固定设置在所述底座的顶端另一侧。
优选的，所述氮气曝气组件包括：氮气发生器，固定设置在所述底座的顶端一侧；供气管路，与所述氮气发生器的出气口相螺接；气体扩散器，所述供气管路的一端延伸进所述反应器的内腔并固定设置有气体扩散器。
优选的，所述搅拌机构包括：驱动电机，固定设置在所述反应器的顶端；搅拌杆，所述驱动电机的输出端延伸进所述反应器的内腔并通过联轴器锁紧有搅拌杆；搅拌桨，设置在所述搅拌杆的外壁。
优选的，所述气提机构包括：圆柱桶，固定设置在所述反应器的内壁一侧；第一提升管，固定设置在所述圆柱桶的外壁一侧底端，且所述第一提升管与所述圆柱桶的内腔相通；第二提升管，固定设置在所述反应器的内壁顶端，且所述第二提升管的一端延伸进所述圆柱桶的内腔；出液管，固定设置在所述反应器的外侧并与所述第二提升管的一端相螺接。
优选的，所述气提机构还包括：第一进气管，所述第一进气管的一端延伸进所述反应器的内腔；分接头，固定设置在所述第一进气管的一端；第二进气管，与所述分接头的一端过盈配合，且所述第二进气管的另一端延伸进所述第一提升管的内腔；第三进气管，与所述分接头的一端过盈配合，且所述第三进气管的另一端延伸进所述圆柱桶内并延伸进所述第二提升管的内腔。
优选的，所述第二进气管的一端位于所述第一提升管的内腔底端。
优选的，所述第三进气管的一端位于所述第二提升管的内腔底端。
有益效果
本发明提出的一种用于MBBR填料富集厌氧氨氧化的反应器，有益效果在于：
本发明采用MBBR填料作为厌氧氨氧化菌富集的载体，将MBBR填料放置于测流的培菌反应器中进行菌种富集培养，使MBBR填料上富集厌氧氨氧化菌，富集厌氧氨氧化菌的MBBR填料通过填料转移装置移入主流生化池，使主流生化池维持较高的厌氧氨氧化菌总量，同时培菌池进行下一轮菌种富集，通过设置有气提机构可将填料与反应器内的水一起转移到生化池内，且提升高度较高，使用方便。
附图说明
图1为本发明的结构示意图；
图2为本发明反应器的爆炸结构示意图；
图3为本发明气提机构的结构示意图；
图4为本发明气体机构的爆炸结构示意图。
图中：1、底座，2、反应器，3、底脚，4、进水管，5、投药口，6、搅拌机构，61、驱动电机，62、搅拌杆，63、搅拌桨，7、氮气曝气组件，71、氮气发生器，72、供气管路，73、气体扩散器，8、气提机构，81、圆柱桶，82、第一提升管，83、第二提升管，84、出液管，85、第一进气管，86、分接头，87、第二进气管，88、第三进气管，9、生化池。
本发明的实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
请参阅图1-4，本发明提供一种技术方案：一种用于MBBR填料富集厌氧氨氧化的反应器，包括：底座1、反应器2、底脚3、进水管4、投药口5、搅拌机构6、氮气曝气组件7、气提机构8和生化池9，反应器2的底端固定设置有底脚3，且底脚3固定设置在底座1的顶端一侧，进水管4设置在反应器2的顶端一侧，投药口5设置在反应器2的顶端另一侧，投药口5可对厌氧氨氧化菌种投加，及为厌氧氨氧化菌提供其它营养元素，厌氧氨氧化菌种为固体菌种或菌液，投加量为投入菌种后反应器内初始菌种浓度在5-20ppm。投加营养物质包括亚硝酸盐基质及必要的其它营养元素等，投加亚硝酸盐的量为使反应器内氨氮浓度与亚硝氮浓度的比值始终接近为1，搅拌机构6设置在反应器2的内腔，氮气曝气组件7设置在反应器2的一侧，气提机构8设置在反应器2的内腔一侧，生化池9固定设置在底座1的顶端另一侧。
作为优选方案，更进一步的，氮气曝气组件7包括：氮气发生器71、供气管路72和气体扩散器73，氮气发生器71固定设置在底座1的顶端一侧，供气管路72与氮气发生器71的出气口相螺接，供气管路72的一端延伸进反应器2的内腔并固定设置有气体扩散器73，氮气 曝气组件可对厌氧氨氧化菌种培养环境进行保护，减小菌种与氧气的接触，每立方米有效池容的氮气曝气量为1-2m3/h。
作为优选方案，更进一步的，搅拌机构6包括：驱动电机61、搅拌杆62、搅拌桨63，驱动电机61固定设置在反应器2的顶端，驱动电机61的输出端延伸进反应器2的内腔并通过联轴器锁紧有搅拌杆62，搅拌桨63设置在搅拌杆62的外壁，使填料和反应器内混合液充分混合，搅拌采用立式搅拌机或潜水搅拌机，采用立式搅拌机功率密度选择在10-15W/m3有效池容，转速35-80rpm；采用潜水搅拌机功率密度选择在5-8W/m3有效池容，转速35-70rpm。作为优选方案，更进一步的，气提机构8包括：圆柱桶81、第一提升管82、第二提升管83和出液管84，圆柱桶81固定设置在反应器2的内壁一侧，第一提升管82固定设置在圆柱桶81的外壁一侧底端，且第一提升管82与圆柱桶81的内腔相通，第二提升管83固定设置在反应器2的内壁顶端，且第二提升管83的一端延伸进圆柱桶81的内腔，出液管84固定设置在反应器2的外侧并与第二提升管83的一端相螺接，通过设置有圆柱桶81可对液体进行二次提升。
作为优选方案，更进一步的，气提机构8还包括：第一进气管85、分接头86、第二进气管87和第三进气管88，第一进气管81的一端延伸进反应器2的内腔，分接头86固定设置在第一进气管85的一端，第二进气管87与分接头86的一端过盈配合，且第二进气管87的另一端延伸进第一提升管82的内腔，通过第二进气管87的气体可与液体中和，使气体带动液体通过第一提升管82向上提升进圆柱桶81内，第三进气管88与分接头86的一端过盈配合，且第三进气管88的另一端延伸进圆柱桶81内并延伸进第二提升管83的内腔。
作为优选方案，更进一步的，第二进气管87的一端位于第一提升管82的内腔底端，以使气体与液体通过第二进气管87底端提升至圆柱桶81内。
作为优选方案，更进一步的，第三进气管88的一端位于第二提升管83的内腔底端，以使气体和液体通过第二提升管83底端输入进出液管84内。
其详细连接手段，为本领域公知技术，下述主要介绍工作原理以及过程，具体工作如下。
步骤一：未挂膜MBBR填料通过投药口5投加入反应器2内；
步骤二：污泥发酵上清液通过进水管4进入反应器2内，注满，并继续进水。
步骤三：反应器2满水后，接通驱动电机61的外接电源，控制驱动电机61启动，以使搅拌杆62带动搅拌桨63进行转动，可对反应器2内的液体进行搅拌，控制氮气发生器71启动，以使氮气通过供气管路72和气体扩散器73进入到反应器2内，投加厌氧氨氧化菌种，并按一定流量持续投加亚硝酸盐基质及营养元素。
步骤四，每日观察MBBR填料上菌种富集情况，7日后开始镜检观察MBBR填料上生物膜，一般12-15日可完成菌种富集；
步骤五：确认富集了菌种的填料，将气泵与第一进气管85连接，从而可向第一进气管85内注入气体，通过分接头86可分别输入进第二进气管87和第三进气管88内，气体通过第二进气管87注入到第一提升管82内后，以使气体与液体中和，使气体带动液体通过第一提升管82向上提升进圆柱桶81内，通过第三进气管88的气体输入进第二提升管83内，并将圆柱桶81内的液体通过第二提升管83提升进出液管84内，并通过出液管84流入进生化池9内，从而可将填料与反应器2内的水一起转移到生化池9内。
步骤六：进行下一轮富集培养。
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。

Claims (7)

  1. 一种用于MBBR填料富集厌氧氨氧化的反应器，其特征在于，包括：
    底座(1)；
    反应器(2)，所述反应器(2)的底端固定设置有底脚(3)，且所述底脚(3)固定设置在所述底座(1)的顶端一侧；
    进水管(4)，设置在所述反应器(2)的顶端一侧；
    投药口(5)，设置在所述反应器(2)的顶端另一侧；
    搅拌机构(6)，设置在所述反应器(2)的内腔；
    氮气曝气组件(7)，设置在所述反应器(2)的一侧；
    气提机构(8)，设置在所述反应器(2)的内腔一侧；
    生化池(9)，固定设置在所述底座(1)的顶端另一侧。
  2. 根据权利要求1所述的一种用于MBBR填料富集厌氧氨氧化的反应器，其特征在于：所述氮气曝气组件(7)包括：
    氮气发生器(71)，固定设置在所述底座(1)的顶端一侧；
    供气管路(72)，与所述氮气发生器(71)的出气口相螺接；
    气体扩散器(73)，所述供气管路(72)的一端延伸进所述反应器(2)的内腔并固定设置有气体扩散器(73)。
  3. 根据权利要求1所述的一种用于MBBR填料富集厌氧氨氧化的反应器，其特征在于：所述搅拌机构(6)包括：
    驱动电机(61)，固定设置在所述反应器(2)的顶端；
    搅拌杆(62)，所述驱动电机(61)的输出端延伸进所述反应器(2)的内腔并通过联轴器锁紧有搅拌杆(62)；
    搅拌桨(63)，设置在所述搅拌杆(62)的外壁。
  4. 根据权利要求1所述的一种用于MBBR填料富集厌氧氨氧化的反应器，其特征在于：所述气提机构(8)包括：：
    圆柱桶(81)，固定设置在所述反应器(2)的内壁一侧；
    第一提升管(82)，固定设置在所述圆柱桶(81)的外壁一侧底端，且所述第一提升管(82)与所述圆柱桶(81)的内腔相通；
    第二提升管(83)，固定设置在所述反应器(2)的内壁顶端，且所述第二提升管(83)的一端延伸进所述圆柱桶(81)的内腔；
    出液管(84)，固定设置在所述反应器(2)的外侧并与所述第二提升管(83)的一端相螺接。
  5. 根据权利要求4所述的一种用于MBBR填料富集厌氧氨氧化的反应器，其特征在于：所述气提机构(8)还包括：
    第一进气管(85)，所述第一进气管(81)的一端延伸进所述反应器(2)的内腔；
    分接头(86)，固定设置在所述第一进气管(85)的一端；
    第二进气管(87)，与所述分接头(86)的一端过盈配合，且所述第二进气管(87)的另一端延伸进所述第一提升管(82)的内腔；
    第三进气管(88)，与所述分接头(86)的一端过盈配合，且所述第三进气管(88)的另一端延伸进所述圆柱桶(81)内并延伸进所述第二提升管(83)的内腔。
  6. 根据权利要求5所述的一种用于MBBR填料富集厌氧氨氧化的反应器，其特征在于：所述第二进气管(87)的一端位于所述第一提升管(82)的内腔底端。
  7. 根据权利要求5所述的一种用于MBBR填料富集厌氧氨氧化的反应器，其特征在于：所述第三进气管(88)的一端位于所述第二提升管(83)的内腔底端。
PCT/CN2022/072052 2021-09-01 2022-01-14 一种用于mbbr填料富集厌氧氨氧化的反应器 WO2023029357A1 (zh)

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