CN208008542U - A kind of anaerobe reactor - Google Patents

Abstract

The utility model discloses an anaerobic microbial reactor. The lower part of the casing of the utility model is provided with a water inlet, and a hydrophilic-hydrophobic integrated membrane assembly is installed in the casing. The hydrophilic membrane and the hydrophobic membrane in the hydrophilic-hydrophobic membrane module are arranged alternately, the water production pipe of the hydrophilic membrane is connected to the water production main pipe, the water production port of the water production main pipe passes through the shell, and the gas production pipe of the hydrophobic film is connected to the water production main pipe. The gas production main pipe is connected, and the gas production port of the gas production main pipe passes through the shell. The utility model is a closed system, which prevents the peculiar smell and combustible gas from the anaerobic process from being directly discharged into the atmosphere. The higher anaerobic sludge concentration obtained by using the utility model endows the anaerobic process with a higher COD removal rate.

Description

An anaerobic microbial reactor

technical field

The utility model relates to the field of sewage treatment systems, in particular to an anaerobic microbial reactor.

Background technique

For all kinds of organic wastewater, anaerobic microbial treatment process is an essential treatment process. Existing anaerobic microbial reactors mainly include UASB type and its enhanced IC type reactor. Three-phase separators are used in existing anaerobic microbial reactors for the separation of solid phase (activated sludge), liquid phase (water) and gas phase (biogas). The use of existing anaerobic microbial reactors has the problems of low separation efficiency, poor water quality and high water content in the gas.

Utility model content

The technical problem to be solved by the utility model is to provide an anaerobic microbial reactor by overcoming the deficiencies in the prior art.

The utility model is an anaerobic microbial reactor, which is realized through the following technical scheme. The lower part of the housing is provided with a water inlet, and a hydrophilic-hydrophobic integrated membrane assembly is installed in the housing. The hydrophilic-hydrophobic integrated membrane assembly is composed of a hydrophilic The membrane module made of membrane and the membrane module made of hydrophobic membrane are assembled. The hydrophilic membrane and the hydrophobic membrane in the hydrophilic-hydrophobic membrane module are arranged alternately. The water production pipe of the hydrophilic membrane is connected to the water production main pipe to produce The water production port of the water main pipe passes through the shell, the gas production pipe of the hydrophobic membrane is connected with the gas production main pipe, and the gas production port of the gas production main pipe passes through the shell.

The hydrophilic-hydrophobic integrated membrane module is composed of a single hydrophilic membrane module and a single hydrophobic membrane module.

The hydrophilic-hydrophobic integrated membrane module is composed of multiple hydrophilic membrane components and multiple hydrophobic membrane components.

Compared with the prior art, the beneficial effects of the utility model are:

1. The utility model is a closed system, which prevents the odor and flammable gas from the anaerobic process from being directly discharged into the atmosphere.

2. The use of the hydrophilic membrane of the utility model endows the produced water with better water quality.

3. The characteristics of the hydrophobic membrane in the utility model are breathable and impervious to water, which can effectively purify flammable gases such as methane produced in the anaerobic process.

4. Using the utility model to obtain higher anaerobic sludge concentration endows the anaerobic process with a higher COD removal rate.

Description of drawings

Fig. 1 is one of the structural schematic diagrams of the anaerobic microbial reactor provided by the utility model.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figure 1, a water inlet 2 is provided at the lower part of the housing 1, and a hydrophilic-hydrophobic integrated membrane module prepared by integrating three hydrophilic membrane modules and three hydrophobic membrane modules is installed in the housing. The hydrophilic membrane 3 and the hydrophobic membrane 4 in the membrane module are arranged alternately, the lower end of each hydrophilic membrane module is respectively connected to the water production pipe 5 and merged through the water production main pipe, and the water production port of the water production main pipe passes through the lower end surface of the shell; each hydrophobic The upper ends of the membrane modules are respectively connected to the gas production pipes and converged through the gas production main pipe 6, and the gas production port of the gas production main pipe passes through the upper end surface of the shell.

The utility model uses a hydrophilic-hydrophobic integrated membrane module to replace the original three-phase separator, and obtains a novel anaerobic microbial reactor with higher integration and anaerobic sludge concentration. Through the application of integrated membrane modules, the anaerobic microbial reactor is made into a fully closed system, and only the water production port of the hydrophilic membrane and the gas production port of the hydrophobic membrane are reserved.

Example 1

The activated sludge concentration in the anaerobic microbial reactor provided by the utility model can reach 200g/L. Using this anaerobic microbial reactor to treat 2000mg/l COD tannery wastewater, the suspended solids concentration ss in the product water is 5mg/L, and the purity of CH ₄ in the generated biogas reaches 89%, and there is no water vapor in the biogas.

Comparative Example 1

The concentration of activated sludge in the traditional anaerobic microbial reactor-upflow anaerobic sludge bed is 100g/L. Using this anaerobic microbial reactor to treat 2000mg/l COD tannery wastewater, the suspended solids concentration ss in the product water is 60mg/L, the purity of CH ₄ in the generated biogas is 60%, and the biogas contains 30% water vapor.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made, these Improvement and retouching should also be regarded as the protection scope of the present utility model.

Claims (3)

1. a kind of anaerobe reactor, characterized in that water inlet is arranged in lower part of the housing, and hydrophilic-hydrophobic collection is installed in shell At membrane module, the hydrophilic-hydrophobic membrane module is membrane module made of the membrane module made of hydrophilic film and hydrophobic membrane through set It forms, the hydrophilic film and hydrophobic membrane in the hydrophilic-hydrophobic membrane module are spaced, and the water producing pipe connection production water of hydrophilic film is total Pipe, the production mouth of a river for producing supply mains are pierced by shell, and the generating tube of hydrophobic membrane is connect with aerogenesis manifold, and the aerogenesis mouth of aerogenesis manifold is pierced by Shell.

2. anaerobe reactor according to claim 1, characterized in that the hydrophilic-hydrophobic, which integrates membrane module, is Single Zhi Qinshui membrane modules are formed with single branch hydrophobic membrane assembly set.

3. anaerobe reactor according to claim 1, characterized in that the hydrophilic-hydrophobic, which integrates membrane module, is Branched hydrophilic membrane module is formed with branched hydrophobic membrane assembly set.