CN213347899U

CN213347899U - D-A2MBBR integration sewage treatment device degree of depth purification module

Info

Publication number: CN213347899U
Application number: CN202021937002.0U
Authority: CN
Inventors: 周志明; 周志伟; 龙顺文; 胡海珏; 李文涛
Original assignee: Yunnan Dianqing Environmental Technology Co ltd
Current assignee: Yunnan Dianqing Environmental Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-06-04
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a D-A2MBBR integration sewage treatment device deep purification module, which comprises a housin, the top has the upper shield through the bolt fastening on the casing, and the connecting pipe of intaking is installed to the upper shield top left side position, installs the inlet tube on the connecting pipe of intaking, and parallel connection has the emergent pipe of passing through simultaneously on the inlet tube, the upper shield top right side position is installed and is arranged the sediment connecting pipe, installs the backwash scum pipe on arranging the sediment connecting pipe, and parallel connection has the air lift pipe simultaneously on the backwash scum pipe, installs backwash air lift solenoid valve on the air lift pipe, the upper shield intermediate position is installed the backwash intake pipe that extends casing bottom position, installs backwash air intake solenoid valve in the backwash intake pipe. The utility model provides a D-A2MBBR integration sewage treatment device deep purification module, the structure sets up ingeniously, and rationally distributed, and its play water will directly pass through to the delivery port when the soft filler that inside set up takes place under the dirty stifled condition, can not cause the risk of system's series flow.

Description

D-A2MBBR integration sewage treatment device degree of depth purification module

Technical Field

The utility model relates to a sewage treatment device technical field specifically is a D-A2MBBR integration sewage treatment device deep purification module.

Background

In the D-A2MBBR integrated activated sludge process sewage treatment process, the further separation of sludge and supernatant in mixed liquor can be realized only by the mixed sewage after biochemical treatment through a precipitation process, and radial-flow precipitation, vertical-flow precipitation and baffled precipitation process technologies appear, however, the above precipitation process technologies can not completely realize the complete separation of sludge and supernatant in the sludge mixed liquor, and the sludge leakage phenomenon still exists in the system effluent. Some researchers can also input the effluent into the pressure filtering equipment for further treatment by adding a pressurizing device at the water outlet end, but a series of problems such as dirt blocking backwashing, equipment failure, energy consumption increase, regular manual control and the like are generated, and the investment cost is increased. Therefore, the deep purification module of the D-A2MBBR integrated sewage treatment equipment is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a D-A2MBBR integration sewage treatment device deep purification module to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a D-A2MBBR integrated sewage treatment equipment deep purification module comprises a shell, wherein an upper cover is fixed at the upper top of the shell through bolts, a water inlet connecting pipe is installed at the left side of the top of the upper cover, a water inlet pipe is installed on the water inlet connecting pipe, an emergency crossing pipe is simultaneously connected onto the water inlet pipe in parallel, a residue discharging connecting pipe is installed at the right side of the top of the upper cover, a backwashing residue discharging pipe is installed on the residue discharging connecting pipe, an air stripping pipe is simultaneously connected onto the backwashing residue discharging pipe in parallel, an air stripping electromagnetic valve is installed on the air stripping pipe, a backwashing air inlet pipe extending to the bottom of the shell is installed at the middle position of the upper cover, and a backwashing air inlet electromagnetic valve is installed on;

the improved backwash water distributor is characterized in that soft fillers are filled in the shell, a lower cover is fixed at the upper bottom of the shell through bolts, a bottom water outlet is reserved at the bottom of the lower cover, a cross fixing frame is fixed at the upper bottom of the upper cover, a backwash air distribution pipe tightly attached to the soft fillers is fixed on the cross fixing frame, the backwash air distribution pipe is communicated with a backwash air inlet pipe, water distribution plates are respectively installed on the upper side and the lower side of the shell and comprise an upper water inlet distribution plate located in the upper cover and a lower water outlet distribution plate located in the lower cover, and water permeable holes are uniformly formed in the water distribution plates.

As a further aspect of the present invention: the water inlet pipe is DN 65-150.

As a further aspect of the present invention: the emergency crossing pipe is DN65-150, and the height of the pipe orifice of the emergency crossing pipe is 30-50mm higher than that of the water inlet pipe.

As a further aspect of the present invention: the backwashing air inlet pipe is DN15-25, and the aperture of the backwashing air distribution pipe is 1-2 mm.

As a further aspect of the present invention: and the backwashing slag discharge pipe is DN 65-100.

As a further aspect of the present invention: the particle size of the soft filler is 20-30 mm.

Compared with the prior art, the utility model has the advantages of following several aspects:

the utility model realizes the continuous back washing state of the deep purification module of the whole sewage treatment system under the condition of a single air source, greatly solves the pollution and blockage problem of the deep purification module, and ensures the long-term operation stability and low consumption and high efficiency of the deep purification module; the backwashing action process under the normal water inlet state enables the water inlet-backwashing dynamic balance of the deep purification module to be interdependent, thereby improving the operation stability and the service life of the deep purification module.

The utility model discloses in, take place its play water under the dirty stifled condition and will directly pass through to the delivery port when soft filler, can not cause the risk of system's series flow.

The utility model discloses in, its mud pipe bottom portion is the negative pressure state under normal backwash state for soft filler, can further ensure the stable smooth and easy of row's mud, and can not exert an influence to normal water purification process in the system.

Drawings

Fig. 1 is a schematic diagram of the structure of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a bottom view of the middle upper cover of the present invention.

Fig. 4 is a bottom view of the middle lower cover of the present invention.

Fig. 5 is a schematic diagram of the structure of the middle water distribution plate of the present invention.

In the figure: 1. a housing; 2. an upper cover; 3. a water inlet connecting pipe; 4. a water inlet pipe; 5. an emergency crossing pipe; 6. backwashing the air inlet electromagnetic valve; 7. backwashing the air inlet pipe; 8. backwashing the slag discharge pipe; 9. backwashing the gas stripping electromagnetic valve; 10. a gas stripping tube; 11. a slag discharge connecting pipe; 12. a soft filler; 13. a lower cover; 14. backwashing the gas distribution pipe; 15. a cross-shaped fixing frame; 16. a bottom water outlet; 17. a water distribution plate; 18. and (6) water permeable holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, a D-A2MBBR integrated deep purification module for sewage treatment equipment comprises a housing 1, an upper cover 2 is fixed on the top of the housing 1 through bolts, a water inlet connecting pipe 3 is installed at the left side of the top of the upper cover 2, a water inlet pipe 4 is installed on the water inlet connecting pipe 3, an emergency crossing pipe 5 is connected in parallel to the water inlet pipe 4 for emergency use, a residue discharge connecting pipe 11 is installed at the right side of the top of the upper cover 2, a backwash residue discharge pipe 8 is installed on the residue discharge connecting pipe 11, an air stripping pipe 10 is connected in parallel to the backwash residue discharge pipe 8, an air stripping backwash electromagnetic valve 9 is installed on the air stripping pipe 10, a backwash air inlet pipe 7 extending to the bottom of the housing 1 is installed at the middle position of the upper cover 2, a backwash air inlet 6 is installed on the backwash electromagnetic valve 7, a soft filler 12 is filled in the housing 1, a lower cover 13 is fixed at the upper bottom of the shell 1 through bolts, and a bottom water outlet 16 is reserved at the bottom of the lower cover 13;

a cross fixing frame 15 is fixed at the upper bottom of the upper cover 2, a backwashing air distribution pipe 14 tightly attached to the soft filler 12 is fixed on the cross fixing frame 15, the backwashing air distribution pipe 14 is communicated with a backwashing air inlet pipe 7, water distribution plates 17 are respectively installed on the upper side and the lower side of the shell 1, the water distribution plates 17 comprise an upper water inlet distribution plate positioned in the upper cover 2 and a lower water outlet distribution plate positioned in the lower cover 13, and water permeable holes 18 are uniformly formed in the water distribution plates 17;

the water inlet pipe 4 is DN65-150, the emergency crossing pipe 5 is DN65-150, the height of the pipe orifice of the emergency crossing pipe 5 is 30-50mm higher than that of the pipe orifice of the water inlet pipe 4, the backwashing air inlet pipe 7 is DN15-25, the pore diameter of the backwashing air distribution pipe 14 is 1-2mm, the backwashing slag discharge pipe 8 is DN65-100, and the particle diameter of the soft filler 12 is 20-30 mm.

The utility model discloses a theory of operation is: the utility model provides a D-A2MBBR integration sewage treatment device deep purification module, the structure sets up ingeniously, and it is rationally distributed, the during operation is in entering into upper shield 2 by the sewage after the process of the last way deposits through inlet tube 4, on leaking to the soft filler 12 in the casing 1 under the effect of upper portion water distribution board sewage is even, hold back the filtration by soft filler 12, carry out further filtration and purification to sewage, along with the mud impurity who is detained increases gradually, influence filtration flow and speed and make it reduce, the electromagnetic flowmeter who sets up through business turn over water this moment can feed back business turn over discharge to PLC control system, it is through business turn over discharge deviation instruction (Q discharge deviation instruction) to pass through (Q)_{Go out}＞Q_Into) Carry out signal feedback and realize that PLC control system controls backwash air inlet solenoid valve 6 and open, utilize aeration fan to send the air under pressure to backwash gas distribution pipe 14 from the backwash air inlet pipe, and act on the soft packing layer of its top position, a large amount of bubbles will be attached to the mud on soft packing 12 surface and blow off to the upper shield 2 in, PLC control system control backwash air outlet solenoid valve 9 opens this moment, the negative pressure environment that forms under the gas action will follow the mud mixed liquid that soft packing 12 surface was peeled off and discharge from backwash slag discharge pipe 8, and return to the end of intaking of sedimentation tank again through the return line and carry out the precipitation separation once more, guaranteed the continuous noncongestion of the inside rivers of deep purification module from this.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A D-A2MBBR integrated sewage treatment equipment deep purification module comprises a shell (1), it is characterized in that an upper cover (2) is fixed at the upper top of the shell (1) through bolts, a water inlet connecting pipe (3) is arranged at the left side position of the upper top of the upper cover (2), a water inlet pipe (4) is arranged on the water inlet connecting pipe (3), an emergency crossing pipe (5) is simultaneously connected in parallel on the water inlet pipe (4), a slag discharge connecting pipe (11) is arranged at the right side position of the upper top of the upper cover (2), a backwashing slag discharge pipe (8) is arranged on the slag discharge connecting pipe (11), an air stripping pipe (10) is simultaneously connected in parallel on the backwashing slag discharge pipe (8), a backwashing air stripping electromagnetic valve (9) is arranged on the air stripping pipe (10), a backwashing air inlet pipe (7) extending to the bottom of the shell (1) is arranged in the middle of the upper cover (2), and a backwashing air inlet electromagnetic valve (6) is arranged on the backwashing air inlet pipe (7);

the novel backwash air distribution device is characterized in that a soft filler (12) is filled in the shell (1), a lower cover (13) is fixed to the upper bottom of the shell (1) through bolts, a bottom water outlet (16) is reserved at the bottom of the lower cover (13), a cross fixing frame (15) is fixed to the upper bottom of the upper cover (2), a backwash air distribution pipe (14) tightly attached to the soft filler (12) is fixed to the cross fixing frame (15), the backwash air distribution pipe (14) is communicated with a backwash air inlet pipe (7), water distribution plates (17) are respectively installed on the upper side and the lower side of the shell (1), the water distribution plates (17) comprise an upper water inlet distribution plate located in the upper cover (2) and a lower water outlet plate located in the lower cover (13), and water permeable holes (18) are uniformly formed in the water.

2. The D-A2MBBR integrated sewage treatment equipment deep purification module according to claim 1, wherein DN65-150 is selected as the water inlet pipe (4).

3. The D-A2MBBR integrated sewage treatment equipment deep purification module according to claim 1, wherein DN65-150 is selected as the emergency crossing pipe (5), and the height of the pipe orifice of the emergency crossing pipe (5) is 30-50mm higher than that of the pipe orifice of the water inlet pipe (4).

4. The D-A2MBBR integrated sewage treatment equipment deep purification module according to claim 1, wherein DN15-25 is selected as the backwashing air inlet pipe (7), and the aperture of the backwashing air distribution pipe (14) is 1-2 mm.

5. The D-A2MBBR integrated sewage treatment equipment deep purification module according to claim 1, wherein DN65-100 is selected as the backwashing slag discharge pipe (8).

6. The D-A2MBBR integrated sewage treatment equipment deep purification module according to claim 1, wherein the soft filler (12) has a particle size of 20-30 mm.