CN218320992U

CN218320992U - Novel rural domestic sewage treatment device

Info

Publication number: CN218320992U
Application number: CN202222408351.9U
Authority: CN
Inventors: 张文平; 黄舜攀; 张云; 高文迪; 丘家顺
Original assignee: Guangdong Zhihuan Innovation Environment Technology Co ltd
Current assignee: Guangdong Zhihuan Innovation Environment Technology Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-01-17
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a novel rural domestic sewage treatment device, belong to sewage treatment technical field, the device comprises a device main body, be provided with in the device main part and just sink the district, anaerobic zone, the aerobic zone, filler district and two sink the district, just sink the district, anaerobic zone, the aerobic zone, filler district and two sink the district from bottom to top and set gradually, install first partition swash plate between anaerobic zone and the just sink the district, anaerobic sludge discharge pipe is installed to first partition swash plate bottom one end, install second partition swash plate between aerobic zone and the anaerobic zone, aerobic sludge discharge pipe is installed to second partition swash plate bottom one end, the inlet tube is installed to just sink district one side, be provided with the sludge bucket in the just sink the district, sediment sludge discharge pipe is installed to the inner wall bottom one side in the just sink district, be provided with the side dress agitator in the anaerobic zone, driving motor is installed in the device main part outside, the side dress agitator is installed on driving motor's output shaft, can save space, the treatment effect is good, convenient operation, and manpower is saved, it is high to the COD clearance.

Description

Novel rural domestic sewage treatment device

Technical Field

The utility model relates to a sewage treatment device, in particular to a novel rural domestic sewage treatment device, which belongs to the technical field of sewage treatment.

Background

The existing rural domestic sewage treatment mainly depends on the following steps: 1. the artificial wetland is adopted for treatment, specifically, sewage firstly enters a pretreatment system for precipitation or anaerobic reaction and the like, then enters the artificial wetland through a water distribution system, and pollutants are removed through the absorption, adsorption, biodegradation, plant absorption and the like of the artificial wetland; 2. an integrated sewage treatment facility is adopted for treatment, the general process is 'pretreatment + anaerobic + aerobic + MBR', pollutants are removed through the microbial degradation, and suspended matters are removed by a membrane separation method and then are discharged after reaching the standard; 3. the method comprises the following steps of firstly, entering the stabilization pond after sedimentation or anaerobic pretreatment, and removing pollutants in the stabilization pond through functions of microbial degradation, plant absorption, sedimentation and the like; the second treatment method has the problems that the MBR membrane is easy to block, more equipment and more professional personnel are needed to operate, the service life of the MBR membrane is short, and the process is complex, the third treatment method has the problems that a large floor area is needed, the anti-seepage requirement on the bottom of a pond is strict, the pond needs to be cleaned regularly, and plants need to be maintained regularly, so that a novel rural domestic sewage treatment device is needed to help solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel rural domestic sewage treatment device for solving the problems, which can save space, has good treatment effect, convenient operation, manpower saving and high COD removal rate.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a novel rural domestic sewage treatment device, the device comprises a device main body, be provided with in the device main part and just sink district, anaerobic zone, aerobic zone, filler district and two and sink the district, just sink the district anaerobic zone the aerobic zone filler district with two sink the district from bottom to top and set gradually, anaerobic zone with just sink and install first partition swash plate between the district, anaerobic sludge discharge pipe is installed to first partition swash plate bottom one end, aerobic zone with install second partition swash plate between the anaerobic zone, aerobic sludge discharge pipe is installed to second partition swash plate bottom one end.

Preferably, in order to introduce sewage and discharge sludge, a water inlet pipe is installed on one side of the primary sedimentation zone, a sludge hopper is arranged in the primary sedimentation zone, and a sedimentation sludge discharge pipe is installed on one side of the bottom of the inner wall of the primary sedimentation zone.

Preferably, in order to keep the anaerobic microorganisms in a suspended state and improve the anaerobic treatment efficiency, a side-mounted stirrer is arranged in the anaerobic zone, a driving motor is mounted on the outer side of the device main body, and the side-mounted stirrer is mounted on an output shaft of the driving motor.

Preferably, in order to conveniently overhaul the internal structure, the anaerobic zone and one side of the aerobic zone are both provided with overhaul holes.

Preferably, in order to conveniently aerate the interior of the aerobic zone, an air inlet pipe is arranged on one side of the bottom of the aerobic zone, and an aeration head is arranged on the air inlet pipe.

Preferably, in order to improve the types and the quantity of microorganisms, the filler area is internally provided with biological filler, one side of the bottom of the filler area is provided with a washing air inlet pipe, the washing air inlet pipe is provided with a washing electric valve, one side of the top of the filler area is provided with a washing water outlet pipe, and the washing water outlet pipe is provided with an electric valve.

Preferably, in order to discharge the treated water conveniently, a three-phase separator is arranged in the secondary sedimentation zone, an overflow weir is arranged at the top of the secondary sedimentation zone, and a water outlet pipe is arranged on one side of the top of the overflow weir.

The utility model has the advantages that:

1. the whole set of treatment system in the utility model is made into an integral rigid device, the method can effectively reduce the occupied area of the device, the whole treatment process can be gathered in one device, and the domestic sewage with higher concentration can be treated;

2. in the utility model, a first separation sloping plate and a second separation sloping plate are additionally arranged between the primary sedimentation zone and the anaerobic zone as well as between the anaerobic zone and the aerobic zone, so that each zone can be separated, the wastewater in different zones can be prevented from interfering with each other and affecting the treatment effect, and the inclined baffle can allow sludge to slide directionally and prevent the sludge from accumulating on the baffle;

3. in the utility model, the vertical anaerobic sludge discharge pipe is arranged at the bottom of the baffle plate of the anaerobic zone, so that sludge can be directly discharged under the action of gravity, and a sludge discharge pump is reduced, thereby reducing the energy consumption for operation;

4. in the utility model, the anaerobic zone is additionally provided with the side-mounted stirrer, which can effectively play a role of stirring, so that anaerobic microorganisms are kept in a suspended state, the anaerobic treatment efficiency is improved, and the side-mounted stirrer is more suitable for a placing device;

5. the bottom of the baffle plate of the aerobic zone is provided with the vertical aerobic sludge discharge pipe, so that a sludge reflux pump and a sludge discharge pump can be reduced, the energy consumption is effectively reduced, and the operation difficulty is reduced;

6. in the utility model, the biological filler is added on the upper part of the aerobic zone, which can greatly improve the variety and the quantity of microorganisms and can treat pollutants more efficiently and comprehensively;

7. the three-phase separator is additionally arranged on the upper part of the packing area in the utility model, so that the secondary sedimentation area can be placed on the aerobic area, and the influence of aeration of the aerobic area on the secondary sedimentation area is effectively prevented.

Drawings

FIG. 1 is a view of the internal structure of the device body of the present invention;

fig. 2 is a top view of the present invention;

in the figure: 1. a device main body; 2. a primary settling zone; 3. an anaerobic zone; 4. an aerobic zone; 5. a filler zone; 6. a secondary sedimentation zone; 7. a first partition sloping plate; 8. an anaerobic sludge discharge pipe; 9. a second swash plate; 10. an aerobic sludge discharge pipe; 11. a water inlet pipe; 12. a sludge hopper; 13. a sediment sludge discharge pipe; 14. a side-mounted stirrer; 15. a drive motor; 16. an access hole; 17. an air inlet pipe; 18. an aeration head; 19. biological fillers; 20. flushing an air inlet pipe; 21. flushing the electric valve; 22. flushing a water outlet pipe; 23. an electrically operated valve; 24. a three-phase separator; 25. an overflow weir; 26. and (5) discharging a water pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a novel rural domestic sewage treatment device comprises a device body 1, a primary sedimentation zone 2, an anaerobic zone 3, an aerobic zone 4, a packing zone 5 and a secondary sedimentation zone 6 are arranged in the device body 1, the primary sedimentation zone 2, the anaerobic zone 3, the aerobic zone 4, the packing zone 5 and the secondary sedimentation zone 6 are sequentially arranged from bottom to top, a first partition inclined plate 7 is arranged between the anaerobic zone 3 and the primary sedimentation zone 2, an anaerobic sludge discharge pipe 8 is arranged at one end of the bottom of the first partition inclined plate 7, a second partition inclined plate 9 is arranged between the aerobic zone 4 and the anaerobic zone 3, an aerobic sludge discharge pipe 10 is arranged at one end of the bottom of the second partition inclined plate 9, a water inlet pipe 11 is arranged at one side of the primary sedimentation zone 2, a sludge hopper 12 is arranged in the primary sedimentation zone 2, a sedimentation sludge discharge pipe 13 is arranged at one side of the bottom of the inner wall of the primary sedimentation zone 2, a side-mounted stirrer 14 is arranged in the anaerobic zone 3, a driving motor 15 is arranged outside the device body 1, the side-mounted stirrer 14 is arranged on an output shaft of a driving motor 15, one side of each of the anaerobic zone 3 and the aerobic zone 4 is provided with an access hole 16, one side of the bottom of the aerobic zone 4 is provided with an air inlet pipe 17, the air inlet pipe 17 is provided with an aeration head 18, firstly, domestic sewage is introduced into the primary sedimentation zone 2 of the device main body 1 through the water inlet pipe 11, suspended matters in wastewater are removed through the action of gravity sedimentation, the subsequent treatment load is reduced, sludge deposited at the bottom is periodically discharged through a sedimentation sludge discharge pipe 13, after the sewage subjected to sedimentation treatment enters the anaerobic zone 3, macromolecular organic matters can be converted into micromolecular organic matters under the decomposition action of anaerobic microorganisms in the anaerobic zone 3, the biodegradability of the sewage is improved, the sludge in the anaerobic zone 3 enters the primary sedimentation zone 2 through an anaerobic sludge discharge pipe 8 and then is uniformly discharged, and then the effluent of the anaerobic zone 3 can enter the aerobic zone 4, various pollutants such as COD, nitrogen, phosphorus and the like are removed in the aerobic zone 4 through the degradation of aerobic microorganisms, air required by the aerobic zone 4 enters the anaerobic zone 3 through an air inlet pipe 17 and is released through an aeration head 18, sludge in the aerobic zone 4 flows back to the anaerobic zone 3 through an aerobic sludge discharge pipe 10 to supplement sludge in the anaerobic zone 3, water discharged from the aerobic zone 4 can enter the filler zone 5, various pollutants such as COD, nitrogen, phosphorus and the like are further removed through different microorganisms attached to the filler, air required by the aerobic zone 4 enters the anaerobic zone 3 through the air inlet pipe 17 and is released through the aeration head 18, and sludge in the aerobic zone 4 flows back to the anaerobic zone 3 through the aerobic sludge discharge pipe 10 to supplement sludge in the anaerobic zone 3.

As a technical optimization scheme of the utility model, as shown in fig. 1, be provided with biofilm carrier 19 in the filler district 5, filler district 5 bottom one side is installed and is washed intake pipe 20, wash and install on the intake pipe 20 and wash motorised valve 21, filler district 5 top one side is installed and is washed outlet pipe 22, wash and install motorised valve 23 on the outlet pipe 22, be provided with three-phase separator 24 in two heavy districts 6, two heavy district 6 tops are installed and are gone up overflow weir 25, overflow weir 25 top one side is provided with outlet pipe 26, good oxygen district 4 play water can get into filler district 5, through the different microorganism of adnexed on biofilm carrier 19, further get rid of COD, nitrogen, all kinds of pollutants such as phosphorus, the washing of filler district 5 is through washing intake pipe 20 and regularly admitting air and blowing, prevent blocking, filler district 5 play water is through three-phase separator 24, can be with gas, liquid, the solid separates, thereby prevent gaseous two heavy ponds, three-phase separator 24 bottom mud can regularly discharge through washing outlet pipe 22, three-phase separator 24 play water deposits in two heavy district 6, further get rid of suspended solid back and flow out by overflow weir 25.

The utility model discloses the theory of operation: when the utility model is used, domestic sewage is firstly introduced into the primary sedimentation zone 2 of the device main body 1 through the water inlet pipe 11, suspended matters in the wastewater are removed through gravity precipitation, the load of subsequent treatment is reduced, sludge deposited at the bottom is periodically discharged through the sedimentation sludge discharge pipe 13, the sewage after the sedimentation treatment can enter the anaerobic zone 3 under the limitation of the first separation inclined plate 7, macromolecule organic matters can be converted into micromolecule organic matters under the decomposition action of anaerobic microorganisms in the anaerobic zone 3, the biodegradability of the sewage is improved, the sludge in the anaerobic zone 3 can enter the primary sedimentation zone 2 through the anaerobic sludge discharge pipe 8 and then be uniformly discharged, then the effluent of the anaerobic zone 3 can enter the aerobic zone 4 under the limitation of the second separation inclined plate 9, various pollutants such as COD, nitrogen, phosphorus and the like are removed through the degradation action of the aerobic microorganisms in the aerobic zone 4, air required by an aerobic zone 4 enters from an air inlet pipe 17 and is released through an aerator 18, sludge in the aerobic zone 4 flows back to an anaerobic zone 3 through an aerobic sludge discharge pipe 10, sludge in the anaerobic zone 3 is supplemented, water discharged from the aerobic zone 4 can enter a filler zone 5, various pollutants such as COD, nitrogen, phosphorus and the like are further removed through different microorganisms attached to a biological filler 19, the filler zone 5 is cleaned by periodically introducing air through a flushing air inlet pipe 20 to blow and wash, blockage is prevented, water discharged from the filler zone 5 passes through a three-phase separator 24, gas, liquid and solid can be separated, and accordingly gas disturbance on a secondary sedimentation tank is prevented, sludge at the bottom of the three-phase separator 24 can be periodically discharged through a flushing water outlet pipe 22, water discharged from the three-phase separator 24 is precipitated in the secondary sedimentation zone 6, suspended matters are further removed and then flow out through an overflow weir 25, and the discharged water reaches the standard and is discharged through a water outlet pipe 26.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel rural domestic sewage treatment device, includes device main part (1), its characterized in that: be provided with in device main part (1) and sink district (2), anaerobic zone (3), aerobic zone (4), filler district (5) and two and sink district (6), just sink district (2) anaerobic zone (3) aerobic zone (4) filler district (5) with two sink district (6) from bottom to top and set gradually, anaerobic zone (3) with install first partition swash plate (7) between just sinking district (2), anaerobism mud pipe (8) are installed to first partition swash plate (7) bottom one end, aerobic zone (4) with install second partition swash plate (9) between anaerobic zone (3), aerobic mud pipe (10) are installed to second partition swash plate (9) bottom one end.

2. The novel rural domestic sewage treatment device according to claim 1, characterized in that: the sedimentation sewage treatment device is characterized in that a water inlet pipe (11) is installed on one side of the primary sedimentation area (2), a sludge hopper (12) is arranged in the primary sedimentation area (2), and a sedimentation sludge discharge pipe (13) is installed on one side of the bottom of the inner wall of the primary sedimentation area (2).

3. The novel rural domestic sewage treatment device of claim 1, wherein: a side-mounted stirrer (14) is arranged in the anaerobic zone (3), a driving motor (15) is installed on the outer side of the device main body (1), and the side-mounted stirrer (14) is installed on an output shaft of the driving motor (15).

4. The novel rural domestic sewage treatment device of claim 1, wherein: and one sides of the anaerobic zone (3) and the aerobic zone (4) are provided with access holes (16).

5. The novel rural domestic sewage treatment device of claim 1, wherein: an air inlet pipe (17) is installed on one side of the bottom of the aerobic zone (4), and an aeration head (18) is installed on the air inlet pipe (17).

6. The novel rural domestic sewage treatment device of claim 1, wherein: be provided with biological packing (19) in filler district (5), filler district (5) bottom one side is installed and is washed intake pipe (20), wash and install on intake pipe (20) and wash motorised valve (21), filler district (5) top one side is installed and is washed outlet pipe (22), wash and install motorised valve (23) on outlet pipe (22).

7. The novel rural domestic sewage treatment device of claim 1, wherein: and a three-phase separator (24) is arranged in the secondary sedimentation area (6), an overflow weir (25) is arranged at the top of the secondary sedimentation area (6), and a water outlet pipe (26) is arranged on one side of the top of the overflow weir (25).