CN207294537U - A kind of sewage purification biological reaction pool - Google Patents

Abstract

The utility model discloses a biological reaction tank for sewage purification, which comprises a reaction tank, a sludge pump is fixedly connected to the bottom of one end of the reaction tank through a pipeline, and an aquatic plant cultivation frame is hung on the top of one side of the steel wire mesh. An aeration tube is provided at the bottom of the aeration tube, and the bottom end of the middle part of the aeration tube is fixedly connected with the top of the air intake pipe. One side of the aquatic plant cultivation frame is fixed with a honeycomb ceramic filter net, and one side of the baffle is provided with a microporous filter membrane. In the utility model, a steel wire mesh is fixed on one side of the reaction pool to initially filter the sewage and remove relatively large impurities. The utility model is equipped with an aquatic plant cultivation frame, and the bottom of the aquatic plant cultivation frame is provided with an aeration tube. Aquatic plants with obvious denitrification and phosphorus removal effects can be cultivated in the frame, which can absorb eutrophication substances in the water. The baffle is equipped with a ceramic filter with a porous structure, and the ceramic filter is filled with biological enzymes. , using the decomposition effect of biological enzymes to enhance the purification effect of sewage.

Description

A biological reaction tank for sewage purification

technical field

The utility model relates to the technical field of sewage treatment, in particular to a biological reaction tank for sewage purification.

Background technique

With the rapid development of social economy, the industrialization and urbanization of human society are intensifying, water pollution is becoming more and more serious, and even untreated sewage is directly discharged into rivers and lakes, which gradually pollutes rivers and lakes, and makes the water quality of rivers and lakes in my country Pollution control is extremely difficult. People have begun to pay attention to the treatment of various sewage, including the water environment of rivers and lakes, and reuse it as much as possible.

At present, the devices for treating urban domestic sewage can be roughly divided into activated sludge filter tanks, biological reaction filter tanks, biological contact oxidation filter towers, etc. The biological reaction filter tanks use biological fillers to fully contact sewage to produce biological reactions. , so that the sewage can be purified. Most of the current biological reaction filter tanks have defects such as large construction area, large investment, complicated operation and management, and high maintenance costs, which make the sewage treatment system unable to meet the needs of the social environment, and the sewage treatment process is complicated and the construction period The long cycle of large sums seriously restricts the development of the current urban sewage treatment work. At present, for the treatment of rivers and lakes with huge flows, the existing treatment processes and treatment equipment also have problems such as large area, high investment costs, high operation and maintenance costs, so we make improvements to this and propose a A biological reaction tank for sewage purification.

Utility model content

In order to solve the defects of unsatisfactory water treatment effect, complex structure and high cost in the prior art, the utility model provides a biological reaction tank for sewage purification.

In order to solve the above technical problems, the utility model provides the following technical solutions:

The utility model relates to a biological reaction tank for sewage purification, comprising a reaction tank, a water inlet pipe is arranged in the middle of one end of the reaction tank, and a sludge pump is fixedly connected to the bottom of one end of the reaction tank through a pipeline. The side is fixed with a steel wire mesh, and the top of one side of the steel mesh is hung with an aquatic plant cultivation frame, and the bottom of the aquatic plant cultivation frame is provided with an aeration pipe, and the bottom end of the middle part of the aeration pipe is connected with the air intake pipe. The top end is fixedly connected, the bottom end of the air inlet pipe is fixedly connected with the air outlet of the blower, one side of the aquatic plant cultivation frame is fixedly provided with a honeycomb ceramic filter net, and one side of the honeycomb ceramic filter net is provided with several baffles. each of the baffles is fixed in the baffle groove opened on the front or back of the reaction tank, one side of the baffle is provided with a microporous filter membrane, and the top of the other end of the reaction tank is provided with an outlet pipe, Both the sludge pump and the blower are electrically connected to an external power supply through a switch.

Further, the two ends of the aquatic plant cultivation frame are provided with hooks.

Further, the inside of the outlet pipe is provided with double-layer steel wire mesh, and an activated carbon layer is arranged between the double-layer steel wire mesh.

Further, the dry baffles are arranged alternately, and the baffles are ceramic filter screens with a porous structure, and the ceramic filter screens are filled with biological enzymes.

Further, the aeration pipe is provided with several through holes.

Further, the air inlet of the blower is equipped with a dust-proof net.

Compared with the prior art, the utility model has the following beneficial effects: this kind of sewage purification biological reaction tank, by fixing a steel wire mesh on one side of the reaction tank, the sewage is pre-filtered to remove relatively large debris, and through the design There is an aquatic plant cultivation frame, and the bottom of the aquatic plant cultivation frame is equipped with an aeration tube, and the aquatic plants with obvious denitrification and phosphorus removal effects are cultivated in the cultivation frame, which can absorb eutrophication substances in the water. The plate is a ceramic filter with a porous structure, and the ceramic filter is filled with biological enzymes, which can use the decomposition effect of biological enzymes to enhance the purification effect of sewage. There are hooks at both ends of the aquatic plant cultivation frame, which is easy to take. Aquatic plant cultivation frame, replace aquatic plants.

Description of drawings

Fig. 1 is the structural representation of a kind of sewage purification bioreactor of the utility model;

Fig. 2 is a top view of a biological reaction tank for sewage purification according to the utility model.

In the figure: 1. Reaction tank; 2. Water inlet pipe; 3. Sludge pump; 4. Steel wire mesh; 5. Aquatic plant cultivation frame; 6. Aeration pipe; Ceramic filter screen; 10, baffle; 11, microporous filter membrane; 12, outlet pipe; 13, baffle groove; 14, hook; 15, activated carbon layer.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

As shown in Figure 1-2, a biological reaction tank for sewage purification includes a reaction tank 1, a water inlet pipe 2 is provided in the middle of one end of the reaction tank 1, and a sludge pump 3 is fixedly connected to the bottom of one end of the reaction tank 1 through a pipeline. One side of the reaction tank 1 is fixed with a steel wire mesh 4, and the top of the steel mesh 4 side is hung with an aquatic plant cultivation frame 5, and the bottom of the aquatic plant cultivation frame 5 is provided with an aeration pipe 6, and the bottom of the aeration pipe 6 middle part The end is fixedly connected with the top of the air inlet pipe 7, and the bottom end of the air inlet pipe 7 is fixedly connected with the air outlet of the blower 8, and one side of the aquatic plant cultivation frame 5 is fixedly provided with a honeycomb ceramic filter screen 9, and one side of the honeycomb ceramic filter screen 9 Several baffles 10 are provided, and each baffle 10 is fixed in the baffle groove 13 provided on the front or back of the reaction tank 1. One side of the baffle 10 is provided with a microporous filter membrane 11, and the other end of the reaction tank 1 is The top is provided with an outlet pipe 12, and the sludge pump 3 and the blower 8 are electrically connected to an external power supply through a switch.

Wherein, the two ends of the aquatic plant cultivation frame 5 are provided with hooks 14, which are convenient to take the aquatic plant cultivation frame 5 and replace the aquatic plants.

Wherein, the inside of the water outlet pipe 12 is provided with a double-layer steel wire mesh, and an activated carbon layer 15 is arranged between the double-layer steel wire mesh to absorb the odor in the water.

Among them, several baffles 10 are arranged alternately, and the baffles 10 are ceramic filter screens with a porous structure, and the ceramic filter screens are filled with biological enzymes, and the decomposition effect of biological enzymes is used to enhance the purification effect of sewage.

Wherein, the aeration pipe 6 is provided with several through holes to enhance the aeration effect and enhance the water to dissolve more oxygen.

Wherein, the air inlet of the blower 8 is equipped with a dust-proof net to prevent dust from entering the reaction pool 1 and causing pollution.

It should be noted that the utility model is a biological reaction tank for sewage purification. Specifically, the sewage enters the reaction tank 1 through the water inlet pipe 2, and the sludge is filtered through the steel wire mesh 4, and the sludge pump switch is turned on to discharge the sewage. The mud is pumped out through the sludge pump 3, the switch of the blower 8 is turned on, the blower 8 runs, and a steady stream of upward airflow is provided through the aeration pipe 6 to accelerate the absorption of eutrophic substances in the water by aquatic plants, and then the sewage continues to flow into the baffle Near 10, because the baffles 10 are staggered, the baffles 10 are ceramic filter screens with a porous structure, and the ceramic filter screens are filled with biological enzymes, and the decomposition effect of biological enzymes is used to enhance the purification effect of sewage , and then the sewage passes through the microporous filter membrane 11 to filter out fine particle impurities, and finally the treated sewage is discharged through the outlet pipe 12, because the outlet pipe 12 is provided with a double-layer steel mesh inside, and an activated carbon layer 15 is arranged between the double-layer steel mesh , to further absorb the odor in the water.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of sewage purification biological reaction pool, including reaction tank (1), it is characterised in that the middle part of described reaction tank (1) one end Equipped with water inlet pipe (2), the bottom of described reaction tank (1) one end is fixedly connected with by pipeline takes out sludge pump (3), the reaction tank (1) side is fixed with steel wire (4), and the top-hung of steel wire (4) side is equipped with water plant culturing rack (5), institute The bottom for stating water plant culturing rack (5) is equipped with aeration tube (6), the bottom in the middle part of the aeration tube (6) and the top of air inlet pipe (7) End is fixedly connected, and the bottom of the air inlet pipe (7) is fixedly connected with the air outlet of air blower (8), the water plant culturing rack (5) side is fixed with honeycomb ceramic filter net (9), and the side of the honeycomb ceramic filter net (9) is equipped with several baffles (10), each baffle (10) is each attached in the baffle plate groove (13) that reaction tank (1) front or the back side open up, the baffle (10) side is equipped with miillpore filter (11), and the top of reaction tank (1) other end is equipped with outlet pipe (12), the pumping sludge (3) and air blower (8) is pumped to be electrically connected by switch and external power supply.

A kind of 2. sewage purification biological reaction pool according to claim 1, it is characterised in that the water plant culturing rack (5) both ends are equipped with hook (14).

3. a kind of sewage purification biological reaction pool according to claim 1, it is characterised in that the outlet pipe (12) is internal Equipped with clad steel silk screen, active carbon layer (15) is equipped between the clad steel silk screen.

A kind of 4. sewage purification biological reaction pool according to claim 1, it is characterised in that several described baffles (10) It is staggered, the baffle (10) is the foam ceramic filter with poroid structure, and biology is filled with the foam ceramic filter Enzyme.

5. a kind of sewage purification biological reaction pool according to claim 1, it is characterised in that the aeration tube is set on (6) There are several through holes.

A kind of 6. sewage purification biological reaction pool according to claim 1, it is characterised in that the air blower (8) into Air port is provided with Air Filter.