CN201250224Y - Air-lift reactor for cultivating aerobic microbe inocula - Google Patents

Abstract

The utility model discloses an air-lift type reactor for cultivating aerobic inocula, which comprises a tank body, wherein an air inlet and a discharge hole are arranged on the bottom end of the tank body, and an inoculating port, a supplementing hole and an exhaust port are arranged on the top of the tank body, an inner cylinder is arranged inside the tank body, a connecting bar is arranged between the outer surface of the inner cylinder and the inner surface of the tank body, an electrode hole is arranged on the top of the tank body, and the diameter of the upper portion of the tank body is larger than the diameter of the middle lower portion of the tank body, a first observation port is arranged on the upper portion of the tank body, and a second observation port is arranged on the middle lower portion of the tank body. A bracket is connected on the top end of a heating rod, the bracket is connected with a facing bar, and the facing bar is movably connected with the exhaust port, an electrode port is arranged on the middle portion of the tank body, and an insulating wire tube is wound on the outer surface of the tank body. The air-lift reactor has simple structure, low cost and high efficiency in cultivating aerobic microbe inocula, and provides favorable foundation for the application of microbe inocula in sewage treatment.

Description

Translated fromChinese

用于好氧微生物菌剂培养的气升式反应器Airlift Reactor for Aerobic Microbial Culture

技术领域technical field

本实用新型涉及一种气升式反应器，特别是涉及一种用于好氧微生物菌剂培养的气升式反应器。The utility model relates to an air-lift reactor, in particular to an air-lift reactor used for cultivating aerobic microbial agent.

背景技术Background technique

现有的微生物培养主要在价格昂贵的发酵罐中进行，因此造成微生物培养成本增加。对于污水处理领域这种昂贵的菌剂生产成本阻碍了微生物菌剂的推广应用。所以，应该结合污水处理微生物菌剂应用的特点，研究适宜的大规模培养装置及培养方法。Existing microbial cultivation is mainly carried out in expensive fermenters, which increases the cost of microbial cultivation. For the field of sewage treatment, the expensive production cost of bacterial agents hinders the popularization and application of microbial bacterial agents. Therefore, suitable large-scale culture devices and culture methods should be studied in combination with the characteristics of the application of microbial agents in sewage treatment.

中国专利ZL02294424.9公开了一种气升式反应器，它由二块平板和边框构成，平板或边框上装有进气口、出液口、排气口、接种口和仪器探头口，中间有隔流块。该反应器主要适用于螺旋藻等藻类和需光照的植物细胞的培养，另外在平板和边框的结合部附近易造成死角，造成发酵条件不统一，影响发酵效率。Chinese patent ZL02294424.9 discloses a kind of airlift reactor, and it is made of two flat plates and frame, and air inlet, liquid outlet, exhaust port, inoculation port and instrument probe port are housed on flat plate or frame, and there is Isolation block. This reactor is mainly suitable for the cultivation of algae such as spirulina and plant cells that need light. In addition, dead angles are easily formed near the junction of the plate and the frame, resulting in inconsistent fermentation conditions and affecting fermentation efficiency.

实用新型的内容Contents of utility models

本实用新型的目的是克服现有技术中的不足，提供一种用于好氧微生物菌剂培养的气升式反应器。The purpose of the utility model is to overcome the deficiencies in the prior art and provide an air-lift reactor for aerobic microbial agent cultivation.

本实用新型的技术方案概述如下：The technical scheme of the utility model is summarized as follows:

用于好氧微生物菌剂培养的气升式反应器，包括罐体，所述罐体的底端设置有进气口和出料口，所述罐体的顶设置有接种口、补料口和排气口，所述罐体的内部设置有内筒，所述内筒的外表面与所述罐体的内表面之间设置有连接杆，所述罐体的顶设置有电极孔，所述罐体的上部的直径大于罐体中下部的直径，所述罐体的上部设置有第一观察孔，所述罐体的中下部设置有第二观察孔，加热棒的顶端连接有支架，所述支架与支撑板连接，所述支撑板与所述排气口活动连接，所述罐体的中部设置有电极口，所述罐体的外表面缠绕设置有保温线管。An air-lift reactor for the cultivation of aerobic microbial agents, including a tank, the bottom of the tank is provided with an air inlet and a discharge port, and the top of the tank is provided with an inoculation port and a feeding port and an exhaust port, the inside of the tank is provided with an inner cylinder, a connecting rod is provided between the outer surface of the inner cylinder and the inner surface of the tank, and an electrode hole is provided on the top of the tank, so The diameter of the upper part of the tank body is larger than the diameter of the lower part of the tank body, the upper part of the tank body is provided with a first observation hole, the middle and lower part of the tank body is provided with a second observation hole, and the top end of the heating rod is connected with a bracket, The bracket is connected to the support plate, the support plate is movably connected to the exhaust port, the middle part of the tank body is provided with an electrode port, and the outer surface of the tank body is wound with an insulation line tube.

本实用新型的一种用于好氧微生物菌剂培养的气升式反应器结构简单，用于好氧微生物菌剂培养时价格低廉、高效，为微生物菌剂在污水处理方面的应用奠定良好的基础，由于本实用新型外观为圆筒状，因此反应器内发酵条件统一。The air-lift reactor of the utility model for the cultivation of aerobic microbial agents has a simple structure, is cheap and efficient when used for the cultivation of aerobic microbial agents, and lays a good foundation for the application of microbial agents in sewage treatment. Basically, since the appearance of the utility model is cylindrical, the fermentation conditions in the reactor are uniform.

采用该气升式生物反应器培养的菌种的浓度可以达到10亿个/ml。实际现场投加结果证明该反应器培养得到的菌种具有较高的活性，现场降解能力较强。The concentration of bacteria cultured by the airlift bioreactor can reach 1 billion/ml. The actual on-site dosing results prove that the strains cultivated in the reactor have high activity and strong on-site degradation ability.

附图说明Description of drawings

图1为本实用新型的反应器的结构示意图；Fig. 1 is the structural representation of the reactor of the present utility model;

图2为本实用新型的反应器内部结构示意图；Fig. 2 is a schematic diagram of the internal structure of the reactor of the utility model;

图3为本实用新型的反应器B-B剖面图；Fig. 3 is reactor B-B sectional view of the utility model;

图4为用为本实用新型的的反应器培养的菌种投入河水中对河水的降解情况。Fig. 4 is dropped into the river water to the degradation situation of river water with the strain that is cultured in the reactor of the utility model.

具体实施方式Detailed ways

下面结合附图对本实用新型作进一步的说明(见图1-图3)。Below in conjunction with accompanying drawing, the utility model is described further (see Fig. 1-Fig. 3).

用于好氧微生物菌剂培养的气升式反应器，包括罐体1，罐体的底端设置有进气口2和出料口3，罐体的顶设置有接种口4、补料口5和排气口6，罐体的内部设置有内筒10，内筒的外表面与罐体的内表面之间设置有连接杆11，罐体的顶设置有电极孔7，罐体的上部的直径大于罐体中下部的直径，罐体的上部设置有第一观察孔8，罐体的中下部设置有第二观察孔9，加热棒12的顶端连接有支架13，支架与支撑板17连接，支撑板与排气口活动连接，罐体的中部设置有电极口14和取样口16，罐体的外表面缠绕设置有保温线管15。An air-lift reactor for the cultivation of aerobic microbial agents, including a tank 1, the bottom of the tank is provided with an air inlet 2 and a discharge port 3, and the top of the tank is provided with an inoculation port 4 and a feeding port 5 and exhaust port 6, the inside of the tank is provided with an inner cylinder 10, a connecting rod 11 is provided between the outer surface of the inner cylinder and the inner surface of the tank, the top of the tank is provided with an electrode hole 7, and the upper part of the tank is The diameter is greater than the diameter of the lower part of the tank body, the upper part of the tank body is provided with afirst observation hole 8, the lower part of the tank body is provided with asecond observation hole 9, the top of the heating rod 12 is connected with a bracket 13, the bracket and the support plate 17 connection, the support plate is movably connected with the exhaust port, the middle part of the tank body is provided with an electrode port 14 and asampling port 16, and the outer surface of the tank body is wound with an insulation line pipe 15.

第一观察孔和第二观察孔的设置便于观察容器内菌体的生长情况。The arrangement of the first observation hole and the second observation hole facilitates the observation of the growth of bacteria in the container.

罐体的中部设置的电极口和取样口，可以随时取样检测培养液中各指标是否正常。The electrode port and sampling port set in the middle of the tank can take samples at any time to check whether the indicators in the culture medium are normal.

保温线管的设置可以保持好氧微生物菌剂在培养过程中恒定的温度。温度范围选择要根据所培养微生物的特性决定。The setting of the insulation line pipe can keep the constant temperature of the aerobic microbial agent in the cultivation process. The choice of temperature range should be determined according to the characteristics of the cultured microorganisms.

排气口孔径的设计要以加热棒能够顺利插入和拔出为依据，当需要加热进行灭菌时，将加热棒放入罐体内，通过支撑板支撑在排气口上，灭菌结束进行发酵时，可将支撑板连同支架和加热棒从排气口中拔出来，排气口再与排气管连接，保证培养过程中产生的废气能够及时排出。The design of the aperture of the exhaust port should be based on the smooth insertion and extraction of the heating rod. When heating is required for sterilization, put the heating rod into the tank and support it on the exhaust port through the support plate. , the support plate together with the bracket and the heating rod can be pulled out from the exhaust port, and the exhaust port is then connected to the exhaust pipe to ensure that the exhaust gas generated during the cultivation process can be discharged in time.

罐体的顶设有减压阀、压力表。The top of the tank body is provided with a pressure reducing valve and a pressure gauge.

进气口上设置有止回阀。A check valve is arranged on the air inlet.

图4为将培养得到的微生物菌剂投加在天津市某河道里时污染物的降解情况。从图上可以进一步说明，该气升式反应器培养得到的菌剂具有较高的活性，对原水具有较好的降解能力。Figure 4 shows the degradation of pollutants when the cultured microbial agent was added to a river in Tianjin. It can be further illustrated from the figure that the bacterial agent cultivated in the airlift reactor has higher activity and better degradation ability to raw water.

Claims (1)

Translated fromChinese

1.用于好氧微生物菌剂培养的气升式反应器，包括罐体，所述罐体的底端设置有进气口和出料口，所述罐体的顶设置有接种口、补料口和排气口，所述罐体的内部设置有内筒，所述内筒的外表面与所述罐体的内表面之间设置有连接杆，其特征是所述罐体的顶设置有电极孔，所述罐体的上部的直径大于罐体中下部的直径，所述罐体的上部设置有第一观察孔，所述罐体的中下部设置有第二观察孔，加热棒的顶端连接有支架，所述支架与支撑板连接，所述支撑板与所述排气口活动连接，所述罐体的中部设置有电极口，所述罐体的外表面缠绕设置有保温线管。1. The air-lift reactor for the cultivation of aerobic microbial bacterial agent comprises a tank body, the bottom end of the tank body is provided with an air inlet and a discharge port, and the top of the tank body is provided with an inoculation port, a supplementary A feed port and an exhaust port, the inside of the tank is provided with an inner cylinder, and a connecting rod is provided between the outer surface of the inner cylinder and the inner surface of the tank, and the feature is that the top of the tank is arranged There is an electrode hole, the diameter of the upper part of the tank body is larger than the diameter of the middle and lower part of the tank body, the upper part of the tank body is provided with a first observation hole, the middle and lower part of the tank body is provided with a second observation hole, the heating rod The top is connected with a bracket, the bracket is connected with the support plate, the support plate is movably connected with the exhaust port, the middle part of the tank body is provided with an electrode port, and the outer surface of the tank body is wound with an insulation line pipe .

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