CN212954496U

CN212954496U - Novel denitrification biochemical reaction device

Info

Publication number: CN212954496U
Application number: CN202021644160.7U
Authority: CN
Inventors: 陈晓华
Original assignee: Xiangtan Jianyuan Biotechnology Development Co ltd
Current assignee: Xiangtan Jianyuan Biotechnology Development Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-13
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a novel denitrification biochemical reaction device, the main content is: the reaction tank body is installed in the tank body backup pad, the inlet tube left end passes through three way connection and advances water piping connection with owner, the water intaking valve is installed on the inlet tube, the water distributor is installed in the mounting hole that is close to the bottom in the reaction tank body left side, the outlet pipe is installed and is installed the outlet valve on reaction tank body right side water outlet department and outlet pipe, the perforation aeration pipe is installed in the mounting hole that is close to the bottom in the reaction tank body rear side and the perforation aeration pipe passes through right angle joint and main intake-tube connection, the intake pipe front end is installed and is passed through three way connection and main intake-tube connection in reaction. The utility model discloses having combined EMO compound fungus biotechnology and proprietary microorganism carrier fixed technology, having guaranteed sufficient microorganism volume, having adjusted the mode of intaking, changed bottom aeration system, improved the operating efficiency of device.

Description

Novel denitrification biochemical reaction device

Technical Field

The utility model relates to a sewage treatment technical field, specifically speaking, in particular to novel denitrification biochemical reaction device.

Background

Along with the increase of the national requirement on total nitrogen in the discharge standard of sewage treatment plants, the denitrification tank is widely applied with unique advantages. The denitrification tank has the advantages of simple process flow, stable effect, good effluent quality and low energy consumption. The denitrification tank mainly utilizes denitrifying bacteria to utilize a carbon source in water to convert nitrate nitrogen into nitrogen gas first, so as to complete the removal of total nitrogen in the sewage. The operation cost and the denitrification effect are directly influenced by the adding amount and the accuracy of the carbon source in the denitrification tank.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed at, disclose a novel denitrification biochemical reaction device, it has combined EMO compound fungus biotechnology and proprietary microorganism carrier fixed technology, has guaranteed sufficient microbial biomass, has adjusted the mode of intaking, has changed bottom aeration system, has improved the operating efficiency of device.

The utility model provides a technical scheme that its technical problem adopted is: a novel denitrification biochemical reaction device comprises support legs, a reaction tank body, a tank body supporting plate, connecting rib plates, water distribution pipes, a first valve, a main water inlet pipe, a water inlet valve, a water inlet pipe, a water outlet valve, a water outlet pipe, a second valve, a main air inlet pipe, an air inlet valve, an air inlet pipe and a perforated aeration pipe, wherein 2 or 4 support legs are uniformly distributed at the bottom of the tank body supporting plate along the circumferential direction, the reaction tank body is fixedly arranged on the tank body supporting plate, the connecting rib plates are arranged between the reaction tank body and the tank body supporting plate, the left end of the water inlet pipe is connected with the main water inlet pipe through a three-way joint, the right end of the water inlet pipe is arranged at the water inlet at the left side of the reaction tank body, the water distribution pipes are arranged in a mounting hole close to the bottom of the left side of the reaction tank body, the perforation aeration pipe is installed in the mounting hole that reaction cell body rear side is close to the bottom and the perforation aeration pipe passes through right angle joint and main intake-tube connection, the intake pipe front end is installed and is passed through three way connection and main intake-tube connection in reaction cell body rear side gas inlet department and intake pipe rear end the admission valve is installed in the intake pipe, first valve is installed on main inlet tube, the second valve is installed in main inlet tube.

As a preferred embodiment of the utility model, the water inlet on the left side of the reaction tank body is higher than the highest liquid level in the reaction tank body with the water inlet on the left side of the reaction tank body.

As a preferred embodiment of the utility model, the air inlet at the rear side of the reaction tank body is higher than the highest liquid level in the reaction tank body with the air inlet at the rear side of the reaction tank body.

As a preferred embodiment of the utility model, the water distribution pipe is provided with front and back symmetrical through holes on the inner part of the reaction tank body.

As a preferred embodiment of the utility model, the perforated aeration pipe is positioned in the reaction tank body and is provided with through holes which are staggered from front to back and inclined downwards by 45 degrees.

The water inlet of the water inlet pipe with the same height as the reaction tank body of the utility model is higher than the highest liquid level in the reaction tank body, thus effectively preventing the wastewater from flowing backwards; the water distribution pipe is arranged at the bottom of the reaction tank body, and the wastewater is uniformly distributed at each position of the bottom of the reaction tank body under the action of the water distribution pipe, so that short flow is effectively prevented; the water distribution pipe is symmetrically perforated left and right; the air inlet pipe is as high as the reaction tank body, and the air inlet is higher than the highest liquid level in the reaction tank body, so that the wastewater can be prevented from flowing backwards into the air inlet pipe; an aeration system is arranged below the water distribution pipe at the bottom of the reaction tank body, air enters the perforated aeration pipe from the bottom of the reaction tank body, and oxygen is provided for microorganisms in the wastewater through the perforated aeration pipe; the perforated aeration pipes are staggered left and right and are obliquely opened downwards at 45 degrees; the water outlet of the water outlet pipe adopts a self-flowing mode. Compared with the traditional activated sludge method, the EMO compound bacteria microbial technology has the following advantages: (1) the microorganism has complete varieties and sufficient quantity, so that the decomposition of various organic matters which are extremely complex and difficult to treat can be smoothly completed; (2) the microorganism has various types, can adapt to toxic environment, can work and cooperate to exert full strength and complete difficult tasks; (3) the microbial decomposition capability is very strong, so that the odor can be eliminated, the solid amount is reduced, and the sludge is greatly reduced, so that the treatment cost and the operation difficulty can be reduced; (4) compared with the traditional biological method matched with a physical and chemical method, the decolorizing capacity is more than 10 times. (5) Processing power and results have broken the traditional notion of many biological methods.

The utility model discloses the theory of operation: combines the EMO compound bacteria microorganism technology and the special microorganism carrier fixing technology; wastewater enters the reaction tank body from a water inlet pipe which is at the same height as the reaction tank body through a main water inlet pipe, and simultaneously the wastewater is uniformly supplemented with water and distributed to the bottom of the reaction tank body through a water distribution pipe; air enters the reaction tank body from an air inlet pipe which is at the same height as the reaction tank body through a main air inlet pipe, and simultaneously oxygen uniformly overflows into wastewater in a small amount through a perforated aeration pipe to provide a facultative environment for microorganisms; the retention time of the wastewater in the denitrification tank is 24 hours, and most of the total nitrogen is removed.

Compared with the prior art, the utility model has the following advantage: the EMO composite bacteria microorganism technology and the special microorganism carrier fixing technology are combined, sufficient microorganism amount is guaranteed, the water inlet mode is adjusted, the bottom aeration system is changed, and the operation efficiency of the device is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure A-A of the present invention;

FIG. 3 is a sectional view of the structure of the utility model B-B;

FIG. 4 is a schematic structural view of the present invention;

fig. 5 is a schematic structural diagram of the present invention.

Description of reference numerals:

1: leg, 2: reaction tank body, 3: cell body backup pad, 4: connecting rib plates, 5: water distribution pipe, 6: first valve, 7: main inlet tube, 8: inlet valve, 9: inlet tube, 10: outlet valve, 11: water outlet pipe, 12: second valve, 13: main intake pipe, 14: intake valve, 15: intake pipe, 16: a perforated aeration pipe.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:

it should be noted that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy that the present invention can produce and the purpose that the present invention can achieve.

Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 1-5, which illustrate a specific embodiment of the present invention, as shown in the figure, the present invention discloses a novel denitrification biochemical reaction device, which comprises support legs 1, a reaction tank 2, a tank support plate 3, connection rib plates 4, a water distribution pipe 5, a first valve 6, a main water inlet pipe 7, a water inlet valve 8, a water inlet pipe 9, a water outlet valve 10, a water outlet pipe 11, a second valve 12, a main air inlet pipe 13, an air inlet valve 14, an air inlet pipe 15 and a perforated aeration pipe 16, wherein 2 or 4 support legs 1 are uniformly distributed along the circumferential direction at the bottom of the tank support plate 3, the reaction tank 2 is fixedly installed on the tank support plate 3, the connection rib plates 4 are installed between the reaction tank 2 and the tank support plate 3, the left end of the water inlet pipe 9 is connected with the main water inlet pipe 7 through a tee joint, and the right end of, water intaking valve 8 installs on inlet tube 9, water distributor 5 installs in the mounting hole that is close to the bottom in 2 left sides of reaction cell body and water distributor 5 is connected with main inlet tube 7 through right angle joint, outlet pipe 11 installs and installs outlet valve 10 on 2 right sides of reaction cell body outlet department and outlet pipe 11, perforation aeration pipe 16 installs in the mounting hole that is close to the bottom in 2 rear sides of reaction cell body and perforation aeration pipe 16 passes through right angle joint and is connected with main intake pipe 13, the 15 front ends of intake pipe are installed and are passed through three way connection and main inlet tube 13 in 2 rear sides gas inlet departments of reaction cell body and the 15 rear ends of intake pipe, intake valve 14 is installed in intake pipe 15, first valve 6 is installed on main inlet tube 7, second valve 12 is installed on main inlet tube 13.

Preferably, the water inlet on the left side of the reaction tank body 2 is as high as the water inlet on the left side of the reaction tank body 2, and the water inlet on the left side of the reaction tank body 2 is higher than the highest liquid level in the reaction tank body 2. The water inlet is higher than the highest liquid level in the reaction tank body 2, so that the waste water can be effectively prevented from flowing backwards.

Preferably, the rear side gas inlet of the reaction tank body 2 is as high as the reaction tank body 2, and the rear side gas inlet of the reaction tank body 2 is higher than the highest liquid level in the reaction tank body 2. The air inlet is higher than the highest liquid level in the reaction tank body 2, so that the wastewater can be prevented from flowing backwards into the air inlet pipe 15.

Preferably, the water distribution pipe 5 is provided with front and back symmetrical through holes in the reaction tank body 2.

Preferably, the perforated aeration pipe 16 is provided with through holes which are staggered from front to back and inclined downwards by 45 degrees and are positioned in the reaction tank body 2.

The utility model combines the EMO compound bacteria microorganism technology and the special microorganism carrier fixing technology; wastewater enters the reaction tank body 2 from a water inlet pipe 9 which is at the same height as the reaction tank body 2 through a main water inlet pipe 7, and simultaneously the wastewater is uniformly supplemented with water and distributed to the bottom of the reaction tank body 2 through a water distribution pipe 5; air enters the reaction tank body 2 from an air inlet pipe 15 which is at the same height as the reaction tank body 2 through a main air inlet pipe 13, and meanwhile, oxygen uniformly overflows into the wastewater in a small amount through a perforated aeration pipe 16, so that a facultative environment is provided for microorganisms; the retention time of the wastewater in the denitrification tank is 24 hours, and most of the total nitrogen is removed.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.

Claims

1. A novel denitrification biochemical reaction device is characterized in that: the water inlet valve is arranged on the water inlet pipe, the water distribution pipe is arranged in a mounting hole close to the bottom of the left side of the reaction tank body, the water distribution pipe is connected with the main water inlet pipe through a right-angle joint, the water outlet pipe is arranged at a water outlet on the right side of the reaction tank body, and a water outlet valve is arranged on the water outlet pipe, the perforation aeration pipe is installed in the mounting hole that reaction cell body rear side is close to the bottom and the perforation aeration pipe passes through right angle joint and main intake-tube connection, the intake pipe front end is installed and is passed through three way connection and main intake-tube connection in reaction cell body rear side gas inlet department and intake pipe rear end, the admission valve is installed in the intake pipe, first valve is installed on main inlet tube, the second valve is installed in main intake pipe.

2. The novel denitrification biochemical reaction device according to claim 1, wherein: the water inlet on the left side of the reaction tank body is as high as the water inlet on the left side of the reaction tank body, and the water inlet on the left side of the reaction tank body is higher than the highest liquid level in the reaction tank body.

3. The novel denitrification biochemical reaction device according to claim 1, wherein: the gas inlet at the rear side of the reaction tank body is as high as the gas inlet at the rear side of the reaction tank body, and the gas inlet at the rear side of the reaction tank body is higher than the highest liquid level in the reaction tank body.

4. The novel denitrification biochemical reaction device according to claim 1, wherein: the water distribution pipe is provided with front and back symmetrical through holes in the reaction tank body.

5. The novel denitrification biochemical reaction device according to claim 1, wherein: the perforated aeration pipe is positioned in the reaction tank body and is provided with through holes which are staggered from front to back and inclined downwards by 45 degrees.