CN211733971U

CN211733971U - Domestic sewage treatment anaerobic tank

Info

Publication number: CN211733971U
Application number: CN201922174731.9U
Authority: CN
Inventors: 刘亚博
Original assignee: Hainan Taiya Environmental Protection Engineering Co ltd
Current assignee: Hainan Taiya Environmental Protection Engineering Co ltd
Priority date: 2019-12-07
Filing date: 2019-12-07
Publication date: 2020-10-23
Anticipated expiration: 2029-12-07

Abstract

The utility model belongs to the technical field of sewage treatment technique and specifically relates to a domestic sewage treatment anaerobism pond, it includes the cell body, the cell body comprises oil-water separation pond and anaerobic treatment pond, the utility model discloses an oil-water separation pond separates the profit earlier, and the water after the separation enters into the anaerobic treatment pond and carries out anaerobic treatment, and oil is separated in overflowing to the profit storage chamber and entering into oil-water separator through the fluid-discharge tube, and the water after the separation equally enters into the anaerobism pond and carries out anaerobic treatment, and oil-water separation pond carries out the preliminary separation to the profit through simple baffle setting, reduces oil-water separator's handling capacity, reduces the energy consumption; the anaerobic treatment pool forms grid chambers which are sequentially connected in series in the water flow direction through the baffle plate A, the baffle plate B, the baffle plate C, the baffle plate D and the baffle plate E which are arranged up and down, and the stirring devices in the grid chambers stir the sewage and the microbial population, so that the sewage and the microbial population fully react, and the structure is simple.

Description

Domestic sewage treatment anaerobic tank

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an anaerobic tank for domestic sewage treatment.

Background

Water is one of the essential resources in modern life, and people make a lot of domestic sewage in the life production process, therefore, need handle domestic sewage, make sewage reach the quality of water requirement of discharging into a certain water or reuse and purify its process, reduce the water source waste, alleviate water source pollution.

The anaerobic treatment is one of sewage treatment modes, and means that organic matters are hydrolyzed, acidified and methanated under the action of anaerobic bacteria, so that the organic matters in the wastewater are removed, the biodegradability of the sewage is improved, and the subsequent aerobic treatment is facilitated. Generally, sewage is sent into an anaerobic tank to react with anaerobic sludge in the anaerobic tank, the existing sewage treatment is that after the anaerobic tank sends the sewage, but domestic sewage contains a large amount of impurities, oil stains and the like, which all affect the reaction of anaerobic bacteria, so that the sewage is filtered and subjected to oil-water separation, and the existing anaerobic tank, such as the anaerobic tank for sewage treatment disclosed in Chinese patent, has the following application number: 201821448359.5, including the horizontally arranged tank, the front end of the tank is provided with a water inlet, the rear end is provided with a water outlet, a baffle is arranged near the front end in the tank, the bottom of the baffle is provided with a through hole, a filter basket is arranged in the tank, the filter basket is arranged between the front end and the baffle, the filter basket is filled with a filter material layer, a three-phase separator is arranged near the baffle in the tank, a water outlet pipe is connected with a water distributor through a hose, and a turntable is arranged at the bottom of the tank corresponding to the water distributor. The utility model discloses having divided into several parts with the anaerobism pond, adopting to strain basket and filtering material layer and filtering, most impurity of filtering, then accomplish the initial separation of water, gas, oil through the three-phase separator, will separate the sewage of gas, oil and send into and carry out anaerobic reaction in the anaerobic sludge blanket, improve work efficiency, still avoid the jam in water distribution hole through the carousel.

But still have the disadvantages: the sewage after passing through the filter basket enters a three-phase separator for water, gas and oil separation, the energy consumption required by the separation is large, and the sewage treatment efficiency is reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an energy-saving and high-efficiency domestic sewage treatment anaerobic tank.

The technical scheme of the utility model is that: the utility model provides a domestic sewage handles anaerobism pond which characterized in that: the anaerobic treatment pool comprises a pool body, wherein the pool body consists of an oil-water separation pool and an anaerobic treatment pool, a baffle A, a baffle B and a baffle C are arranged in the oil-water separation pool, a gap is reserved between the bottoms of the baffle A and the baffle C and the bottom of the oil-water separation pool, a gap is reserved between the top of the baffle B and the top of the oil-water separation pool, a water inlet pipe is arranged on the left side of the oil-water separation pool, a filter box is arranged on the left side of the baffle A, a baffle D is arranged on the right side of the baffle C, a water outlet pipe is arranged on the bottom of the right side of the oil-water separation pool, one end of the water outlet pipe extends into the anaerobic treatment pool, a baffle plate A, a baffle plate B and a baffle plate C which are arranged with gaps with the bottom of the anaerobic treatment pool are arranged in the anaerobic treatment pool, and a drain pipe is arranged on the right side wall of the anaerobic treatment tank.

Furthermore, the bottoms of the baffle plate A, the baffle plate B and the baffle plate C are arranged in a rightward bending mode.

Furthermore, a stirring device is arranged below the bending positions of the baffle plate A, the baffle plate B and the baffle plate C in the anaerobic treatment tank, the stirring device is composed of an oil stirring motor, a stirring shaft and stirring paddles, the output end of the stirring motor is connected with the stirring shaft through a coupler, the stirring shaft is arranged in the anaerobic treatment tank, the stirring paddles are arranged on the stirring shaft at equal intervals, and the stirring paddles are rod-shaped.

Furthermore, the right side of the baffle C, the top surface of the baffle B and the oil-water separation pool are surrounded to form an oil-water storage cavity, a liquid discharge pipe is arranged on the rear side wall of the oil-water storage cavity, the liquid discharge pipe is connected with the liquid inlet end of the oil-water separator, and the water outlet end of the oil-water separator is connected with the water inlet end of the anaerobic treatment pool.

Further, a layer of self-cleaning nano coating is coated on the inner wall of the oil-water storage cavity.

Furthermore, water pumps are arranged on the water inlet pipe and the liquid discharge pipe, electromagnetic valves are arranged on the water outlet pipe and the water discharge pipe, and a liquid level meter is arranged in the oil-water separation tank.

Furthermore, a plurality of layers of filter screen plates are arranged in the filter box, a filter screen A is arranged between the bottom of the baffle C and a gap of the oil-water separation tank, and a filter screen B is arranged on the right side of the baffle C.

Further, the position that oil water separating tank bottom is located between baffle B and the baffle C sets up for the circular arc, oil water separating tank's bottom still is provided with the blow off pipe, be provided with the valve on the blow off pipe, oil water separating tank's top is provided with pond lid A, articulated maintenance door is gone up with the corresponding position of rose box to pond lid A, is convenient for change the rose box, the top in anaerobic treatment pond is provided with pond lid B, pond lid B's top is provided with the branch pipe of giving vent to anger, the branch pipe of giving vent to anger is connected with the outlet duct, the outlet duct is connected with gas collecting device.

The utility model discloses a theory of operation:

sewage enters an oil-water separation tank from a water inlet pipe, flows downwards under the blockage of a baffle A, impurities such as solid particles and the like are filtered by a filter box, oil and water continuously flow downwards and then upwards under the blockage of the baffle B, flows into a space between the baffle B and the baffle C and is precipitated and separated, the oil floats on the water surface, when the liquid level crosses the baffle C, the oil and part of the water overflow to an oil-water storage cavity and is discharged to an oil-water separator for separation through a discharge pipe, the separated water flows into an anaerobic treatment tank for anaerobic treatment, the oil and the like are discharged for collection, the water at the lower layer of the oil and the water in the oil-water separation tank enters the anaerobic treatment tank through a discharge pipe after the solid impurities are filtered again through a filter screen A, and then passes through a baffle plate A, a baffle plate B, a baffle plate C, a baffle plate D and a baffle plate E which are, agitating unit in each check stirs sewage and microbial population, make sewage and microbial population fully react, rivers hold back microbial population and mud etc. through filter screen B at last, water after the processing is then discharged through the drain pipe, oil-water separation pond preseparation to the profit through simple baffle setting, reduce oil-water separator's handling capacity, reduce the energy consumption, and sewage treatment pond is then through the setting of baffling board, moreover, the steam generator is simple in structure, there is not the pipe blockage scheduling problem, not only the volume utilization in anaerobic treatment pond has been improved, and sewage treatment's effect has been strengthened and the steady operation has been guaranteed.

The utility model has the advantages that: the utility model discloses an oil-water separation pond separates the oil water earlier, and the water after the separation enters into the anaerobic treatment pond and carries out anaerobic treatment, and oil is separated in the oil water storage chamber and entering oil water separator through the fluid-discharge tube through overflowing, and the water after the separation equally enters into the anaerobic treatment pond and carries out anaerobic treatment, and oil water separation pond carries out the preliminary separation to the oil water through simple baffle setting, reduces oil water separator's handling capacity, reduces the energy consumption; thereby the anaerobic treatment pond forms the check room of establishing ties in proper order through baffling board A, baffling board B, baffling board C, baffling board D and the baffling board E that sets up from top to bottom in the rivers direction, and the agitating unit in each check room stirs sewage and microorganism population, makes sewage and microorganism population fully react, and simple structure does not have the pipe blockage scheduling problem, has not only improved the volume utilization ratio in anaerobic treatment pond, has strengthened sewage treatment's effect moreover and has guaranteed the steady operation.

Drawings

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

In the figure, 1, a pool body; 2. a baffle A; 3. a baffle B; 4. a baffle C; 5. a water inlet pipe; 6. a filter box; 7. a baffle plate D; 8. a water outlet pipe; 9. a baffle plate A; 10. a baffle plate B; 11. a baffle plate C; 12. a baffle plate D; 13. a baffle plate E; 14. a drain pipe; 15. a stirring device; 16. an oil-water storage chamber; 17. a liquid discharge pipe; 18. a filter screen A; 19. a filter screen B; 20. a blow-off pipe; 21. a valve; 22. a pool cover A; 23. a pool cover B; 24. an air outlet branch pipe; 25. an air outlet pipe; 101. an oil-water separation tank; 102. an anaerobic treatment tank.

Detailed Description

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

as shown in figure 1, the domestic sewage treatment anaerobic tank is characterized in that: the anaerobic treatment pool comprises a pool body 1, wherein the pool body 1 consists of an oil-water separation pool 101 and an anaerobic treatment pool 102, a baffle A2, a baffle B3 and a baffle C4 are arranged in the oil-water separation pool 101, a gap is reserved between the bottoms of the baffle A2 and the baffle C4 and the bottom of the oil-water separation pool 101, a gap is reserved between the top of the baffle B3 and the top of the oil-water separation pool 101, a water inlet pipe 5 is arranged on the left side of the oil-water separation pool 101, a filter box 6 is arranged on the left side of the baffle A2, a baffle D7 is arranged on the right side of the baffle C4, a water outlet pipe 8 is arranged on the right bottom of the oil-water separation pool 101, one end of the water outlet pipe 8 extends into the anaerobic treatment pool 102, a baffle A9, a baffle B10 and a baffle C11 which have gaps with the bottom of the anaerobic treatment pool 102 are arranged in the anaerobic treatment pool 102, and baffles D12 and E13 and E38 which have gaps, the right side wall of the anaerobic treatment tank 102 is provided with a drain pipe 14.

The bottoms of the baffle A9, the baffle B10 and the baffle C11 are arranged in a rightward bending mode.

The anaerobic treatment tank 102 is characterized in that a stirring device 15 is arranged below the bent parts of the baffle plate A9, the baffle plate B10 and the baffle plate C11, the stirring device 15 comprises an oil stirring motor, a stirring shaft and stirring paddles, the output end of the stirring motor is connected with the stirring shaft through a coupler, the stirring shaft is arranged in the anaerobic treatment tank 102, the stirring paddles are arranged on the stirring shaft at equal intervals, and the stirring paddles are rod-shaped.

The right side of the baffle C4, the top surface of the baffle B3 and the oil-water separation pool 101 enclose an oil-water storage cavity 16, a liquid discharge pipe 17 is arranged on the rear side wall of the oil-water storage cavity 16, the liquid discharge pipe 17 is connected with the liquid inlet end of the oil-water separator, and the water outlet end of the oil-water separator is connected with the water inlet end of the anaerobic treatment pool 102.

The inner wall of the oil-water storage cavity 16 is coated with a layer of self-cleaning nano coating, so that grease is prevented from being adhered to the inner wall.

The water-liquid separator is characterized in that water pumps are arranged on the water inlet pipe 5 and the liquid discharge pipe 17, the water outlet pipe 8 and the water discharge pipe 14 are provided with electromagnetic valves, the electromagnetic valves and the water pumps are controlled by a controller, a liquid level meter is arranged in the oil-water separation pool 101, the liquid level is monitored by the liquid level meter, and therefore the water flow speed is controlled by controlling the water pumps and the electromagnetic valves.

A plurality of layers of filter screen plates are arranged in the filter box 6, a filter screen A18 is arranged between the bottom of the baffle C4 and a gap of the oil-water separation tank 101, and a filter screen B19 is arranged on the right side of the baffle C11.

The position that oil water separating tank 101 bottom is located between baffle B3 and the baffle C4 sets up for the circular arc, the bottom of oil water separating tank 101 still is provided with blow off pipe 20, be provided with valve 21 on the blow off pipe 20 for the impurity of discharge sediment in the bottom, the top of oil water separating tank 101 is provided with pond lid A22, articulated maintenance door on the corresponding position of pond lid A22 and rose box 6, the top of anaerobic treatment pond 102 is provided with pond lid B23, 23 tops of pond lid B are provided with branch pipe 24 of giving vent to anger, branch pipe 24 of giving vent to anger is connected with outlet duct 25, outlet duct 25 is connected with gas collecting device, gas collecting device is methane gas collecting device.

The water pump in the embodiment adopts a ZWP self-suction type sewage pump produced by Zhejiang Jiujiang pump industry Co.

The solenoid valve in this embodiment is a DN40 solenoid valve manufactured by ningbo perfect pneumatic element manufacturing ltd.

The valve in this embodiment is an electric gate valve manufactured by shanghai le hui pump valve manufacturing limited.

The oil-water separator in this embodiment is a green-Yida oil-water separator produced by Jiangsu green-Yida environmental protection science and technology Limited.

The TL-136 drop-in level transmitter of the level gauge manufactured by Alison instruments, Inc. of Thai in this embodiment.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. The utility model provides a domestic sewage handles anaerobism pond which characterized in that: it includes cell body (1), cell body (1) comprises oil water separating tank (101) and anaerobic treatment pond (102), be provided with baffle A (2), baffle B (3) and baffle C (4) in oil water separating tank (101), the bottom of baffle A (2) and baffle C (4) leaves the clearance with the bottom of oil water separating tank (101), the top of baffle B (3) leaves the clearance with the top of oil water separating tank (101), the left side of oil water separating tank (101) is provided with inlet tube (5), the left side of baffle A (2) is provided with rose box (6), the right side of baffle C (4) is provided with baffle D (7), the right side bottom of oil water separating tank (101) is provided with outlet pipe (8), the one end of outlet pipe (8) stretches into in anaerobic treatment pond (102), be provided with in anaerobic treatment pond (102) and leave the baffling board A (9) of clearance with anaerobic treatment pond (102) bottom, The anaerobic treatment device comprises a baffle plate B (10) and a baffle plate C (11), baffle plates D (12) and E (13) which have gaps with the top of the anaerobic treatment tank (102) are arranged among the baffle plate A (9), the baffle plate B (10) and the baffle plate C (11), and a drain pipe (14) is arranged on the right side wall of the anaerobic treatment tank (102).

2. The anaerobic tank for domestic sewage treatment according to claim 1, wherein: the bottoms of the baffle plate A (9), the baffle plate B (10) and the baffle plate C (11) are arranged in a rightward bending mode.

3. The anaerobic tank for domestic sewage treatment according to claim 2, wherein: the anaerobic treatment device is characterized in that a stirring device (15) is arranged below the bending positions of the baffle plate A (9), the baffle plate B (10) and the baffle plate C (11) in the anaerobic treatment pool (102), the stirring device (15) comprises an oil stirring motor, a stirring shaft and stirring paddles, the output end of the stirring motor is connected with the stirring shaft through a coupler, the stirring shaft is arranged in the anaerobic treatment pool (102), the stirring paddles are arranged on the stirring shaft at equal intervals, and the stirring paddles are in a stick-hammer shape.

4. The anaerobic tank for domestic sewage treatment according to claim 3, wherein: the right side of baffle C (4), the top surface of baffle B (3) and oil water separation pond (101) enclose into an oil water storage chamber (16), be provided with fluid-discharge tube (17) on the back lateral wall of oil water storage chamber (16), fluid-discharge tube (17) are connected with oil water separator's feed liquor end, oil water separator's play water end is connected with the end of intaking of anaerobic treatment pond (102).

5. The anaerobic tank for domestic sewage treatment according to claim 4, wherein: the inner wall of the oil-water storage cavity (16) is coated with a layer of self-cleaning nano coating.

6. The anaerobic tank for domestic sewage treatment according to claim 5, wherein: the water inlet pipe (5) and the liquid discharge pipe (17) are provided with water pumps, the water outlet pipe (8) and the water discharge pipe (14) are provided with electromagnetic valves, and a liquid level meter is arranged in the oil-water separation tank (101).

7. The anaerobic tank for domestic sewage treatment according to claim 6, wherein: a plurality of layers of filter screen plates are arranged in the filter box (6), a filter screen A (18) is arranged between the bottom of the baffle C (4) and a gap of the oil-water separation tank (101), and a filter screen B (19) is arranged on the right side of the baffle C (11).

8. The anaerobic tank for domestic sewage treatment according to claim 7, wherein: the position that oil water separating tank (101) bottom is located between baffle B (3) and baffle C (4) sets up for the circular arc, the bottom of oil water separating tank (101) still is provided with blow off pipe (20), be provided with valve (21) on blow off pipe (20), the top of oil water separating tank (101) is provided with pond lid A (22), articulated maintenance door on pond lid A (22) and the corresponding position of rose box (6), the top of anaerobic treatment pond (102) is provided with pond lid B (23), pond lid B (23) top is provided with air outlet branch pipe (24), air outlet branch pipe (24) are connected with outlet duct (25), outlet duct (25) are connected with gas collection device.