CN212609777U

CN212609777U - Domestic sewage treatment mud hoisting device

Info

Publication number: CN212609777U
Application number: CN202020852545.6U
Authority: CN
Inventors: 冯志林
Original assignee: Chengdu Chuangding Environmental Protection Equipment Co ltd
Current assignee: Chengdu Chuangding Environmental Protection Equipment Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-26
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a domestic sewage treatment mud hoisting device belongs to domestic sewage treatment technical field. This domestic sewage treatment mud hoisting device, including good oxygen pond and fermentation vat, its characterized in that the bottom of sedimentation tank is equipped with the air chamber, is equipped with the one-way valve that the mud that is used for the sedimentation tank bottom on the lateral wall of air chamber passes through to be used, and the air chamber passes through mud riser and fermentation vat intercommunication, and the air chamber passes through the tuber pipe and is connected with compression fan. The device is provided with an air chamber at the bottom of the sedimentation tank, sludge enters the air chamber through a one-way valve under the action of water pressure, compressed air is introduced into the air chamber through an air pipe, and sludge in the air chamber is pressed into a sludge lifting pipe under the action of the compressed air and is respectively conveyed into an anaerobic tank, an anoxic tank, a first-level aerobic tank, a second-level aerobic tank and a sludge tank. Under the concentrated action of the compressed air in the air chamber, the water and sludge discharge amount is large, the efficiency is high, and the effect is good.

Description

Domestic sewage treatment mud hoisting device

Technical Field

The utility model relates to a domestic sewage treatment technical field, more specifically the utility model relates to a domestic sewage treatment mud hoisting device that says so.

Background

In the traditional domestic sewage treatment process, a fermentation tank (generally comprising an anaerobic tank, an aerobic tank and the like) needs microorganisms for fermentation, and sludge contains a plurality of microorganisms, so that the sludge is often required to be lifted into the fermentation tank.

The traditional sewage treatment sludge lifting is realized by adopting a submersible sewage pump, and the submersible sewage pump is easy to block, so that a high-power motor is required to be adopted by the submersible sewage pump, but relatively small sewage treatment equipment is adopted, and the submersible sewage pump adopting the high-power motor has the advantages of low equipment utilization rate, high energy consumption and low efficiency; meanwhile, the equipment is easy to corrode, block and block, and is inconvenient to operate and maintain and high in cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a domestic sewage treatment mud hoisting device to solve the technical problem who exists among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a domestic sewage treatment mud hoisting device, includes good oxygen pond and fermentation vat, the bottom of sedimentation tank is equipped with the air chamber, is equipped with the one-way valve that is used for the mud of sedimentation tank bottom to pass through usefulness on the lateral wall of air chamber, and the air chamber passes through mud riser and fermentation vat intercommunication, and the air chamber passes through the tuber pipe and is connected with compression fan.

Furthermore, the fermentation tank comprises an anaerobic tank, an anoxic tank and an aerobic tank, the other end of the sludge lifting pipe is communicated with the anaerobic tank, a first sludge outlet pipe is connected to the sludge lifting pipe, and the sludge lifting pipe is respectively connected with the anoxic tank and the aerobic tank through the first sludge outlet pipe.

Furthermore, the aerobic tank comprises a primary aerobic tank and a secondary aerobic tank, and the sludge lifting pipe is respectively connected with the primary aerobic tank and the secondary aerobic tank through the first sludge outlet pipe.

Furthermore, valves are respectively arranged on the outlet end of the sludge lifting pipe and the first sludge outlet pipe; a second sludge outlet pipe communicated with the sludge tank is arranged on the sludge lifting pipe in the secondary aerobic tank.

Furthermore, one side of the sedimentation tank is connected with a clean water tank, and the sedimentation tank is communicated with the clean water tank at the top of the sedimentation tank.

Furthermore, the size of the section of the air chamber is 1.5-10 times of the cross section of the sludge lifting pipe.

Compared with the prior art, the utility model beneficial effect who has is:

the utility model discloses novel structure, the practicality is strong. The device is provided with an air chamber at the bottom of the sedimentation tank, sludge enters the air chamber through a one-way valve under the action of water pressure, compressed air is introduced into the air chamber through an air pipe, and sludge in the air chamber is pressed into a sludge lifting pipe under the action of the compressed air and is respectively conveyed into an anaerobic tank, an anoxic tank, a first-level aerobic tank, a second-level aerobic tank and a sludge tank. Under the concentrated action of the compressed air in the air chamber, the water and sludge discharge amount is large, the efficiency is high, and the effect is good.

Drawings

FIG. 1 is a schematic structural view of a lifting device for domestic sewage treatment sludge of the present invention.

The labels in the figure are: 1-a compression fan, 2-an air pipe, 3-an air chamber, 4-a sludge lifting pipe, 5-a valve, 6-an anaerobic tank, 7-an anoxic tank, 8-a first sludge outlet pipe, 9-a first-stage aerobic tank, 10-a second-stage aerobic tank and 11-a second sludge outlet pipe.

Detailed Description

The present invention will be further described with reference to the following examples, which are only some, but not all, of the examples of the present invention. Based on the embodiments in the present invention, other embodiments used by those skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

as shown in fig. 1, a domestic sewage treatment sludge lifting device comprises an aerobic tank and a fermentation tank, wherein the fermentation tank comprises an anaerobic tank 6, an anoxic tank 7 and an aerobic tank, and the aerobic tank comprises a primary aerobic tank 9 and a secondary aerobic tank 10. The air chamber 3 is communicated with the anaerobic tank 6 through a sludge lifting pipe 4, the sludge lifting pipe 4 is connected with a first sludge outlet pipe 8, and the sludge lifting pipe 4 is respectively connected with the anoxic tank 7, the primary aerobic tank 9 and the secondary aerobic tank through the first sludge outlet pipe 8. Preferably, the size of the section of the air chamber 3 is 1.5-10 times of the cross section of the sludge lifting pipe 4. So that the sludge lifting effect is better.

The bottom of sedimentation tank is equipped with air chamber 3, is equipped with the check valve that the mud that is used for the sedimentation tank bottom passes through on the lateral wall of air chamber 3, and air chamber 3 passes through tuber pipe 2 and is connected with compression fan 1.

This device has set up air chamber 3 in the bottom of sedimentation tank, and mud gets into air chamber 3 through check valve under hydraulic effect, lets in the compressed air that compressor blower 1 produced through tuber pipe 2 again in the air chamber 3, and mud lift pipe 4 is pushed into to the mud in the air chamber 3 under the effect of compressed air, carries respectively in anaerobism pond 6, oxygen deficiency pond 7, one-level good oxygen pond 9, second grade good oxygen pond 10 and the mud pond. Under the concentrated action of the compressed air in the air chamber 3, the water and sludge output is large, the efficiency is high, and the effect is good. Simple structure, uncomplicated structure, difficult blockage and blocking, convenient operation and maintenance and low cost.

In this embodiment, the outlet end of the sludge lifting pipe 4 and the first sludge outlet pipe 8 are respectively provided with a valve 5; a second sludge outlet pipe 11 communicated with the sludge tank is arranged on the sludge lifting pipe 4 in the secondary aerobic tank 10. The amount of sludge can be adjusted by the valve 5, and the second sludge outlet pipe 11 is also provided with the valve 5.

In this embodiment, one side of the sedimentation tank is connected with a clean water tank, and the sedimentation tank and the clean water tank are communicated at the top of the sedimentation tank. When the water in the sedimentation tank is gathered to a certain height, the water at the upper part of the sedimentation tank is clean water and then enters the clean water tank through the connecting port at the upper part.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a domestic sewage treatment mud hoisting device, includes good oxygen pond, fermentation vat and sedimentation tank, its characterized in that, the bottom of sedimentation tank is equipped with air chamber (3), is equipped with the one-way valve that is used for the mud of sedimentation tank bottom to pass through usefulness on the lateral wall of air chamber (3), and air chamber (3) are through mud riser (4) and fermentation vat intercommunication, and air chamber (3) are connected with compression fan (1) through tuber pipe (2).

2. The domestic sewage treatment sludge lifting device of claim 1, wherein the fermentation tank comprises an anaerobic tank (6), an anoxic tank (7) and an aerobic tank, the other end of the sludge lifting pipe (4) is communicated with the anaerobic tank (6), a first sludge outlet pipe (8) is connected to the sludge lifting pipe (4), and the sludge lifting pipe (4) is respectively connected with the anoxic tank (7) and the aerobic tank through the first sludge outlet pipe (8).

3. The domestic sewage treatment sludge lifting device of claim 2, wherein the aerobic tank comprises a primary aerobic tank (9) and a secondary aerobic tank (10), and the sludge lifting pipe (4) is respectively connected with the primary aerobic tank (9) and the secondary aerobic tank through a first sludge outlet pipe (8).

4. The domestic sewage treatment sludge lifting device of claim 3, wherein the outlet end of the sludge lifting pipe (4) and the first sludge outlet pipe (8) are respectively provided with a valve (5); a second sludge outlet pipe (11) communicated with the sludge tank is arranged on the sludge lifting pipe (4) in the secondary aerobic tank (10).

5. The domestic sewage treatment sludge lifting device of claim 1, wherein a clean water tank is connected to one side of the sedimentation tank, and the sedimentation tank and the clean water tank are communicated at the top of the sedimentation tank.

6. The domestic sewage treatment sludge lifting device according to claim 1, wherein the cross-sectional dimension of the air chamber (3) is 1.5-10 times the cross-sectional dimension of the sludge lifting pipe (4).