CN217479153U

CN217479153U - Aerobic sedimentation integrated equipment

Info

Publication number: CN217479153U
Application number: CN202220709334.6U
Authority: CN
Inventors: 戴双建; 张玉岩; 秦晶; 全庭勇
Original assignee: Guangdong Wanlyu Environmental Protection Engineering Co ltd
Current assignee: Guangdong Wanlyu Environmental Protection Engineering Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-09-23
Anticipated expiration: 2032-03-29

Abstract

The utility model relates to a sewage treatment technical field, concretely relates to good oxygen deposits integration equipment, including good oxygen pond and inlet tube, the inlet tube run through good oxygen pond the pool wall and with the bottom intercommunication in good oxygen pond, good oxygen pond's bottom is equipped with aeration equipment, good oxygen pond's middle part and/or upper portion are equipped with the sediment device, the inside of sediment device is including from top to bottom in clear water district, settling zone and the mud collection district that sets gradually, the upper end of settling zone is equipped with the water inlet, the water inlet communicates with good oxygen pond's upper portion, the bottom in mud collection district is equipped with back mud mouth, back mud mouth and good oxygen pond's lower part intercommunication, the upper portion in clear water district is equipped with water drainage tank. The utility model discloses need not establish a plurality of ponds separately, area is little, reduces the use of auxiliary assembly such as mud backwash pump simultaneously, low in cost to only need to maintain the aerobic microorganism activity oxygen demand in the good oxygen pond, the running cost is low.

Description

Aerobic sedimentation integrated equipment

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to good oxygen precipitation integration equipment.

Background

In the conventional biological treatment system for sewage treatment, in order to maintain the number of microorganisms in an aerobic tank and the capability of degrading the microorganisms after aerobic treatment, sludge backflow is required to maintain the concentration of activated sludge in the aerobic tank. The prior art usually adopts the mode of adding the sedimentation tank to the aerobic tank, but the conventional sedimentation tank has short retention time of muddy water mixed liquor and poor buffering capacity, and the existing equipment needs to be divided into a plurality of tanks, has large floor area, also needs to use auxiliary equipment such as a sludge reflux pump and the like to realize the reflux purpose, and has higher manufacturing cost.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide an aerobic sedimentation integrated device.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides an aerobic sedimentation integration equipment, includes good oxygen pond and inlet tube, the inlet tube run through the pool wall in good oxygen pond and with the bottom intercommunication in good oxygen pond, the bottom in good oxygen pond is equipped with aeration equipment, the middle part and/or the upper portion in good oxygen pond are equipped with the sediment device, the inside of sediment device is including from top to bottom in clear water district, settling zone and the mud collection district that sets gradually, the upper end of settling zone is equipped with the water inlet, the water inlet communicates with the upper portion in good oxygen pond, the bottom in mud collection district is equipped with back mud mouth, back mud mouth and the lower part intercommunication in good oxygen pond, the upper portion in clear water district is equipped with water drainage tank.

Further, the sedimentation zone is provided with an inclined tube or an inclined plate.

Further, the mud collecting area is funnel-shaped.

Furthermore, a porous backwashing pipe and a porous backwashing main pipe are also arranged in the sedimentation device, the porous backwashing pipe is arranged at the bottom of the inclined pipe or the inclined plate, the porous backwashing pipe is connected with the porous backwashing main pipe, and the porous backwashing main pipe is connected with external water supply equipment.

Furthermore, the aerobic sedimentation integrated equipment further comprises a control system, the porous backwash main pipe is provided with an electromagnetic valve and a time controller, and the electromagnetic valve and the time controller are electrically connected with the control system.

Furthermore, the vertical section of the mud return port is in a y shape, namely the bottom end of the side wall on one side of the mud collection area is lower than that of the side wall on the other side.

Furthermore, the side wall of the sludge collecting area forms an included angle of 55-90 degrees with the horizontal plane.

Furthermore, the aerobic sedimentation integrated equipment further comprises a mounting bracket, and the sedimentation device is arranged in the middle and/or the upper part of the aerobic tank through the mounting bracket.

The utility model has the advantages that: the utility model discloses set up aeration equipment and sediment device in the aerobic tank, aeration equipment can provide the required dissolved oxygen of activity for aerobic microorganism on the one hand, and aeration equipment can accelerate the mixture of rivers on the other hand, forms ascending rivers in the aerobic tank and is convenient for the mixed liquid to get into the sediment device, has still strengthened muddy water mixing efficiency simultaneously, improves biological treatment efficiency, and the mud that gathers through the sediment device sediment once more gets into the bottom in aerobic tank to realize mud backward flow circulation in the system with this, and the circulation process need not power, and energy resource consumption is low; the utility model discloses need not establish a plurality of ponds separately, area is little, reduces the use of auxiliary assembly such as sludge reflux pump simultaneously, low in cost to only need to maintain the aerobic microorganism activity oxygen demand in the good oxygen pond, the running cost is low.

Drawings

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

The reference numerals include:

1, an aerobic tank; 2, water inlet pipe; 3-an aeration device; 4-a precipitation device; 41-clear water area; 42-a settling zone; 43-a mud collection area; 431-mud return port; 411 — a drainage channel; 421-inclined tube; 5-a porous back-flushing pipe; 6-porous back washing main pipe; and 7, mounting a bracket.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

The utility model provides an aerobic sedimentation integration equipment, includes good oxygen pond 1 and inlet tube 2, inlet tube 2 run through the pool wall of good oxygen pond 1 and with the bottom intercommunication of good oxygen pond 1, the bottom of good oxygen pond 1 is equipped with aeration equipment 3, the middle part and/or the upper portion of good oxygen pond 1 are equipped with sediment device 4, sediment device 4's inside is including from top to bottom in clear water district 41, settling zone 42 and the mud collection district 43 that set gradually, the upper end of settling zone 42 is equipped with the water inlet, the water inlet communicates with the upper portion of good oxygen pond 1, the bottom of mud collection district 43 is equipped with back mud mouth 431, back mud mouth 431 and the lower part intercommunication of good oxygen pond 1, the upper portion of clear water district 41 is equipped with water drainage tank 411.

In practical use, sewage to be treated enters the bottom of the aerobic tank 1 from the water inlet pipe 2, organic pollutants are decomposed into inorganic matters under the action of aerobic microorganisms, ascending water flow is formed in the aerobic tank 1, the mixed liquid enters the settling zone 42 of the settling device 4 after ascending, the mixed liquid with high specific gravity flows back to the lower part of the aerobic zone from the sludge return port 431 of the sludge collecting zone 43 after being settled by the settling zone 42, the mixed liquid with low specific gravity overflows to the clear water zone 41 of the settling device 4, and finally water is discharged from the water discharge tank 411.

The utility model discloses set up aeration equipment 3 and sediment device 4 in aerobic tank 1, aeration equipment 3 can provide the required dissolved oxygen of activity for aerobic microorganism on the one hand, and on the other hand aeration equipment 3 can accelerate the mixture of rivers, forms ascending rivers in aerobic tank 1 and is convenient for mixed liquid to get into sediment device 4, has still strengthened muddy water mixing efficiency simultaneously, improves biological treatment efficiency, and the mud of the collection that deposits through sediment device 4 gets into the bottom of aerobic tank 1 once more to realize the mud backward flow circulation in the system with this, and the circulation process need not power, and energy resource consumption is low; the utility model discloses need not establish a plurality of ponds separately, area is little, reduces the use of auxiliary assembly such as mud backwash pump simultaneously, low in cost to only need to maintain the aerobic microorganism activity oxygen demand in good oxygen pond 1, the running cost is low.

Further, the settling zone 42 is provided with inclined tubes 421 or inclined plates. The upper end of the inclined pipe or the inclined plate 421 is communicated with the clean water area 41, and the lower end of the inclined pipe or the inclined plate 421 is communicated with the sludge collecting area 43. In this embodiment, the inclined tubes or inclined plates 421 are divided into two groups, the two groups of inclined tubes or inclined plates 421 are symmetrically arranged about the central plane of the settling zone 42, and the axial direction of the inclined tubes or inclined plates 421 forms an included angle of 45 ° to 75 ° with the vertical direction.

The utility model discloses a set up pipe chute 421 or swash plate in settling zone 42, make the water be in laminar flow state, increase the area of deposiing simultaneously, improve precipitation efficiency.

Further, the mud collection area 43 is funnel-shaped. The upper end of the sludge collecting area 43 is a thick section, and the lower end is a thin opening end. The cross section of the sludge collection area 43 is sequentially reduced from top to bottom.

The utility model discloses a set up the lower part that mud collection district 43 after being convenient for deposit of above-mentioned structure is gathered and is flowed back to the aerobic zone from mud return opening 431.

Furthermore, a porous backwashing pipe 5 and a porous backwashing main pipe 6 are also arranged in the precipitation device 4, the porous backwashing pipe 5 is arranged at the bottom of the inclined pipe 421 or the inclined plate, the porous backwashing pipe 5 is connected with the porous backwashing main pipe 6, and the porous backwashing main pipe 6 is connected with external water supply equipment.

The utility model discloses a set up low price's porous backwash pipe 5 in the below of pipe chute 421 or swash plate, can effectively subduct the jam risk of pipe chute 421 or swash plate, increase of service life.

Furthermore, the aerobic sedimentation integrated equipment further comprises a control system, the porous backwashing main pipe 6 is provided with an electromagnetic valve and a time controller, and the electromagnetic valve and the time controller are both electrically connected with the control system.

In actual use, the integrated system for advanced wastewater treatment can control the water flow of the porous back-flushing pipe 5 through the electromagnetic valve, the time controller is installed, the working time of the porous back-flushing pipe 5 is set in advance, the time controller feeds back a signal to the control system, and the control system sends out an instruction to open a valve of the electromagnetic valve, so that automatic back flushing is realized.

Further, the vertical section of the mud returning port 431 is in a "y" shape, that is, the bottom end of one side wall of the mud collecting area 43 is lower than the bottom end of the other side wall.

The utility model discloses a to return mud mouth 431 and establish to "y" style of calligraphy export, can effectively reduce mixed liquid and bubble from the mud mouth 431 that returns of sediment device 4 of aerobic tank 1 bottom and get into the disturbance that the settling zone 42 caused to settling zone 42, guarantee the precipitation effect, in addition, the mud mouth 431 that returns of large granule precipitate edge the album mud district 43 that is the oblique bucket form and being "y" style of calligraphy shape gets into aerobic tank 1, speed when can effectively delay the large granule precipitate and fall, reduce the instantaneous impact to aerobic tank 1, realize the unpowered mixed reflux of muddy water mixed liquid in the system.

Further, the included angle formed by the side wall of the sludge collecting area 43 and the horizontal plane is 55-90 degrees.

The utility model discloses a inject the contained angle that lateral wall and horizontal plane formed of collection mud district 43, the lower part in mud mouth 431 backward flow to the aerobic zone from collection mud district 43's return after the great mixed liquid of proportion deposits through settling zone 42 of being convenient for.

Further, the aerobic sedimentation integrated equipment further comprises a mounting bracket 7, and the sedimentation device 4 is arranged in the middle and/or at the upper part of the aerobic tank 1 through the mounting bracket 7.

All the technical features in the embodiment can be freely combined according to actual needs.

The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.

Claims

1. An aerobic sedimentation integrated equipment is characterized in that: including good oxygen pond and inlet tube, the inlet tube run through the pool wall in good oxygen pond and with the bottom intercommunication in good oxygen pond, the bottom in good oxygen pond is equipped with aeration equipment, the middle part and/or the upper portion in good oxygen pond are equipped with the sediment device, the inside of sediment device is including from top to bottom in clear water district, settling zone and the mud collection district that sets gradually, the upper end of settling zone is equipped with the water inlet, the water inlet communicates with the upper portion in good oxygen pond, the bottom in mud collection district is equipped with back mud mouth, back mud mouth and the lower part intercommunication in good oxygen pond, the upper portion in clear water district is equipped with water drainage tank.

2. The aerobic sedimentation integrated apparatus of claim 1, wherein: the sedimentation zone is provided with an inclined pipe or an inclined plate.

3. The aerobic sedimentation integrated apparatus of claim 1, wherein: the mud collecting area is funnel-shaped.

4. The aerobic sedimentation integrated apparatus according to claim 2, wherein: the sedimentation device is characterized in that a porous back-flushing pipe and a porous back-flushing main pipe are further arranged in the sedimentation device, the porous back-flushing pipe is arranged at the bottom of the inclined pipe or the inclined plate, the porous back-flushing pipe is connected with the porous back-flushing main pipe, and the porous back-flushing main pipe is connected with external water supply equipment.

5. The aerobic precipitation integrated device of claim 4, wherein: the aerobic sedimentation integrated equipment further comprises a control system, the porous backwashing main pipe is provided with an electromagnetic valve and a time controller, and the electromagnetic valve and the time controller are electrically connected with the control system.

6. The aerobic precipitation integrated device of claim 1, wherein: the vertical section of the mud return port is in a Y shape, namely the bottom end of the side wall at one side of the mud collection area is lower than that at the other side.

7. The aerobic sedimentation integrated apparatus of claim 1, wherein: the side wall of the sludge collecting area forms an included angle of 55-90 degrees with the horizontal plane.

8. The aerobic sedimentation integrated apparatus of claim 1, wherein: the aerobic sedimentation integrated equipment further comprises a mounting bracket, and the sedimentation device is arranged in the middle and/or the upper part of the aerobic tank through the mounting bracket.