CN211367330U

CN211367330U - Sewage treatment purifies groove

Info

Publication number: CN211367330U
Application number: CN201922049121.6U
Authority: CN
Inventors: 洪金保; 姚鹏
Original assignee: Jiangsu Junding Environmental Protection Technology Co ltd
Current assignee: Jiangsu Junding Environmental Protection Technology Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-08-28
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a sewage treatment purifying tank, which comprises a shell, a water inlet pipe and a water outlet pipe, wherein the water inlet pipe is arranged at one end of the shell, and the water outlet pipe is arranged at the other end of the shell; an anaerobic tank, an anoxic tank, a contact oxidation tank, a sedimentation tank, a sludge tank and a disinfection tank are sequentially arranged in the shell, and the anaerobic tank, the anoxic tank, the contact oxidation tank, the sedimentation tank, the sludge tank and the disinfection tank are adjacent and separated by a partition plate; the contact oxidation pond is connected with an air pump and a circulating pump, the air pump is used for oxygenating the contact oxidation pond, and the circulating pump is used for refluxing the mixed liquid in the contact oxidation pond to the anoxic pond. The sewage treatment purifying tank has the characteristics of simple structure, simplicity and convenience in operation, adjustability in inspection and reliable sewage purifying effect.

Description

Sewage treatment purifies groove

Technical Field

The utility model belongs to the technical field of domestic sewage treatment, concretely relates to sewage treatment purifies groove.

Background

Rural domestic sewage is generally directly dumped, and this treatment mode can cause the pollution on the one hand, and on the other hand can cause water resource to run off. In order to fully utilize domestic sewage, the domestic sewage needs to be purified by a purifying tank.

The existing purification tank has the problems of complex structure, inconvenient use, high failure rate and unreliable purification effect on impurities such as suspended matters in sewage.

SUMMERY OF THE UTILITY MODEL

For overcoming prior art's not enough, provide a sewage treatment and purify groove, mainly solve current purification groove and to the insecure problem of impurity purifying effects such as the suspended solid in the sewage.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a sewage treatment purification tank comprises a shell, a water inlet pipe and a water outlet pipe, wherein the water inlet pipe is arranged at one end of the shell, and the water outlet pipe is arranged at the other end of the shell; an anaerobic tank, an anoxic tank, a contact oxidation tank, a sedimentation tank, a sludge tank and a disinfection tank are sequentially arranged in the shell, and the anaerobic tank, the anoxic tank, the contact oxidation tank, the sedimentation tank, the sludge tank and the disinfection tank are adjacent and separated by a partition plate; the contact oxidation pond is connected with an air pump and a circulating pump, the air pump is used for oxygenating the contact oxidation pond, and the circulating pump is used for refluxing the mixed liquid in the contact oxidation pond to the anoxic pond.

As a further improved technical scheme of the utility model, the inlet tube with between the anaerobism pond still be equipped with the equalizing basin in the casing, the equalizing basin is used for buffering and adjusting water yield and quality of water.

As a further improved technical proposal of the utility model, the anaerobic tank is filled with phi 100-phi 150mm spherical suspension type filler.

As a further improved technical proposal of the utility model, the oxygen-deficient tank is filled with phi 100-phi 150mm spherical suspension type filler.

As a further improved technical proposal of the utility model, the contact oxidation pond is filled with phi 100-phi 150mm of three-dimensional elastic filler.

As the utility model discloses further modified technical scheme, be equipped with the medicine subassembly in the sedimentation tank, the medicine subassembly be used for to drop into polyaluminium chloride in the sedimentation tank.

As the utility model discloses further modified technical scheme, the sedimentation tank goes out moisture two parts and discharges, wherein, partly intercommunication sludge impoundment, another part intercommunication the disinfection pond, liquid in the disinfection pond warp after disinfecting the outlet pipe is discharged.

As a further improved technical scheme of the utility model, the supernatant in the sludge tank flows back to the adjusting tank.

The utility model discloses following technological effect has:

(1) has the characteristics of simple structure, simple and convenient operation, adjustability during inspection and reliable sewage purification effect.

(2) Advanced anaerobic filler and polyhedral aerobic filler with large specific surface are arranged in the purifying tank, so that higher BOD and suspended matter removing efficiency is ensured.

(3) The purification tank is designed with a delicate gas path system, the micro-power fan provides power for aerobic oxygenation, sludge backflow and supernatant lifting, and the key process requirements of biological treatment are met under the condition of low energy consumption.

(4) The gas stripping type circulating liquid backflow structure ensures the denitrification efficiency of the whole equipment.

(5) The novel chemical disinfection design can realize the full contact of the effluent and the medicament and realize the disinfection of the effluent.

Drawings

FIG. 1 is a schematic view of a sewage treatment purifying tank according to an embodiment of the present invention.

Fig. 2 is a schematic right view of fig. 1.

Fig. 3 is a diagrammatic top view of fig. 1.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and embodiments.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following embodiments will be briefly described, and it is obvious that the following embodiments are some embodiments of the present invention, and for those skilled in the art, other embodiments can be obtained according to the embodiments without creative efforts, and it is necessary to explain that: the terms "connect", "mount", "fix" and the like in the following description may refer to a direct connection, a mount, and a fixation, or an indirect connection, a mount, and a fixation, without specific description, that is, allowing a third party to intervene.

Referring to fig. 1 to 3, an embodiment of the present invention discloses a sewage treatment and purification tank, which includes a housing 1, a water inlet pipe 2, and a water outlet pipe 3, wherein the water inlet pipe 2 is disposed at one end of the housing 1, and the water outlet pipe 3 is disposed at the other end of the housing 1; an anaerobic tank 4, an anoxic tank 5, a contact oxidation tank 6, a sedimentation tank 7, a sludge tank 8 and a disinfection tank 9 are sequentially arranged in the shell 1, and the anaerobic tank 4, the anoxic tank 5, the contact oxidation tank 6, the sedimentation tank 7, the sludge tank 8 and the disinfection tank 9 are adjacent and separated by a partition plate 10; wherein, this contact oxidation pond 6 connects air pump 11 and circulating pump 12, and this air pump 11 is oxygenated to this contact oxidation pond 6, and this circulating pump 12 is with the mixed liquid backward flow in the contact oxidation pond 6 to the oxygen deficiency pond 5.

The sewage in this embodiment enters the casing 1 through the water inlet pipe 2, and this sewage passes through anaerobism pond 4, oxygen deficiency pond 5, contact oxidation pond 6, sedimentation tank 7, sludge impoundment 8, disinfection pond 9 in proper order, and wherein the filter material has been filled in anaerobism pond 4 and the oxygen deficiency pond 5, and when sewage passes through, with the solid separation, through the effect of anaerobic microorganism, carries out the pressure oxygen decomposition with the organic matter, and the denitrogenation of nitrate nitrogen has surplus sludge simultaneously and stores the function.

The contact oxidation tank 6 in the embodiment is provided with an aeration and reflux device, so that the mixed liquid is refluxed to the anoxic tank 5 while the oxygenation and aeration are realized, and the denitrification process is enhanced; the sedimentation tank 7 is used for settling and separating floating substances in the treated water transferred from the contact oxidation tank 6 and transferring the separated sludge to a sludge tank; the sludge tank 8 is used for collecting and regularly cleaning the sludge stripped by the sedimentation tank 7; the disinfection tank 9 is used for discharging the treated water after disinfection.

Referring to fig. 1 to 3, an adjusting tank 13 is further disposed in the housing 1 between the water inlet pipe 2 and the anaerobic tank 4, and the adjusting tank 13 is used for buffering and adjusting the amount of water and the quality of water, so as to prevent the purifying tank from being damaged due to rapid change of the amount of water.

Furthermore, the anaerobic tank 4 is filled with spherical suspension type filler with the diameter of 100-150 mm, the anoxic tank 5 is filled with spherical suspension type filler with the diameter of 100-150 mm, and the contact oxidation tank is filled with three-dimensional elastic filler with the diameter of 100-150 mm, so that the biological treatment effect is enhanced, and pollutants such as organic matters, nitrogen, phosphorus and the like are effectively removed.

With continued reference to fig. 1 to 3, a chemical feeding assembly 14 is disposed in the sedimentation tank 7, and the chemical feeding assembly 14 is used for feeding polyaluminium chloride into the sedimentation tank 7 to remove the total phosphorus in the sewage.

Referring to fig. 1 to 3, the effluent of the sedimentation tank 7 is discharged in two parts, wherein one part is discharged into a sludge tank for enhanced sedimentation by air stripping, the settled supernatant flows back to a regulating tank, the sludge is regularly cleaned and sent to a municipal domestic sewage treatment plant for centralized treatment, the other part of the supernatant directly enters disinfectant, and the disinfected supernatant is discharged through a water outlet pipe 3.

In conclusion, the sewage treatment and purification tank adopts a biological contact oxidation process, is reliable in sewage purification, has low energy consumption and reliable operation, adopts visible and high-operability parts, does not need backwashing, and reduces the manual maintenance cost.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a sewage treatment purifies groove, includes casing, inlet tube, outlet pipe, its characterized in that:

the water inlet pipe is arranged at one end of the shell, and the water outlet pipe is arranged at the other end of the shell;

an anaerobic tank, an anoxic tank, a contact oxidation tank, a sedimentation tank, a sludge tank and a disinfection tank are sequentially arranged in the shell, and the anaerobic tank, the anoxic tank, the contact oxidation tank, the sedimentation tank, the sludge tank and the disinfection tank are adjacent and separated by a partition plate;

the contact oxidation pond is connected with an air pump and a circulating pump, the air pump is used for oxygenating the contact oxidation pond, and the circulating pump is used for refluxing the mixed liquid in the contact oxidation pond to the anoxic pond.

2. The sewage treatment purification tank as recited in claim 1, wherein: and an adjusting tank is also arranged in the shell between the water inlet pipe and the anaerobic tank and used for buffering and adjusting the water quantity and the water quality.

3. The sewage treatment purification tank as recited in claim 1, wherein: spherical suspension type fillers with the diameter of 100-150 mm are filled in the anaerobic tank.

4. The sewage treatment purification tank as recited in claim 1, wherein: spherical suspension type fillers with the diameter of 100-150 mm are filled in the anoxic tank.

5. The sewage treatment purification tank as recited in claim 1, wherein: the contact oxidation pond is filled with a three-dimensional elastic filler with the diameter of phi 100-phi 150 mm.

6. The sewage treatment purification tank as recited in claim 1, wherein: and a dosing assembly is arranged in the sedimentation tank and used for adding polyaluminium chloride into the sedimentation tank.

7. The sewage treatment purification tank as recited in claim 2, wherein: the effluent of the sedimentation tank is discharged in two parts, wherein one part is communicated with the sludge tank, the other part is communicated with the disinfection tank, and the liquid in the disinfection tank is discharged through the water outlet pipe after being disinfected.

8. The sewage treatment purification tank as recited in claim 7, wherein: and the supernatant in the sludge tank flows back to the regulating tank.