CN220723760U - Sewage integration equipment based on advanced treatment - Google Patents

Abstract

The utility model provides sewage integrated equipment based on advanced treatment, which comprises: the anaerobic tank, the good oxygen pond and the sedimentation tank that communicate in proper order, still include water pipe, honeycomb duct, first aeration pipe and medicament pipe, the vertical setting of honeycomb duct is in the sedimentation tank, the open-top of honeycomb duct is higher than the play water weir height of sedimentation tank, the bottom opening of honeycomb duct and sedimentation tank bottom interval setting, good oxygen pond and sedimentation tank are through water pipe intercommunication, water pipe is close to sedimentation tank's one end opening and honeycomb duct open-ended inboard intercommunication, first aeration pipe sets up in the honeycomb duct inboard, the play medicine mouth of medicament pipe is just to the open-top of honeycomb duct. The utility model has reasonable structural design, small whole occupation area of treatment equipment, low equipment investment cost, easy maintenance and good application prospect.

Description

Sewage integration equipment based on advanced treatment

Technical Field

The utility model relates to the technical field of wastewater treatment equipment, in particular to advanced treatment-based sewage integrated equipment.

Background

The rural sewage treatment equipment generally adopts a biochemical process, effluent can meet general requirements, if the requirements on total phosphorus of drainage are higher, an advanced treatment step is required to be added, chemical agent dephosphorization and sedimentation are adopted, and at the moment, additional reaction equipment and sedimentation equipment are required to be added for the chemical dephosphorization and sedimentation equipment, for example, a high-efficiency sedimentation tank is disclosed in China patent CN206843243U, a plug-flow type reaction tank is disclosed, but the reaction equipment and the sedimentation equipment are respectively and independently arranged, and mud discharging equipment is also required to be added. On one hand, the occupied area of the sewage station is increased, the construction cost is increased, the development of enterprises is not facilitated, on the other hand, the investment of mechanical equipment is increased, and the operation and maintenance workload is increased.

Based on the above, a sewage integrated device with higher integration level and smaller occupied area and capable of being used for dephosphorization and precipitation treatment is needed.

Disclosure of Invention

In view of the above, the utility model provides sewage integrated equipment based on advanced treatment, which aims to reduce the occupied area of the equipment while taking the dephosphorization and precipitation functions of the equipment into consideration.

The technical scheme of the utility model is realized as follows: the utility model provides sewage integrated equipment based on advanced treatment, which comprises: the anaerobic tank, the good oxygen pond and the sedimentation tank that communicate in proper order, still include water pipe, honeycomb duct, first aeration pipe and medicament pipe, the vertical setting of honeycomb duct is in the sedimentation tank, the open-top of honeycomb duct is higher than the play water weir height of sedimentation tank, the bottom opening of honeycomb duct and sedimentation tank bottom interval setting, good oxygen pond and sedimentation tank are through water pipe intercommunication, water pipe is close to sedimentation tank's one end opening and honeycomb duct open-ended inboard intercommunication, first aeration pipe sets up in the honeycomb duct inboard, the play medicine mouth of medicament pipe is just to the open-top of honeycomb duct.

In some embodiments, the first aeration pipe and the medicament pipe are both communicated with the inner side and the outer side of the sedimentation tank, the valve structure is mounted at one end of the first aeration pipe and the medicament pipe, which is positioned outside the sedimentation tank, and the valve structure can be used for adjusting the opening of the channel inside the first aeration pipe and the medicament pipe so as to achieve the purpose of adjusting the aeration speed of the first aeration pipe and the dosing speed of the medicament pipe.

In some embodiments, the bottom end opening of the draft tube is flared.

In some embodiments, the sedimentation tank further comprises a mud discharging pipe and an exhaust pipe, wherein the mud discharging pipe and the exhaust pipe are both communicated with the inner side and the outer side of the sedimentation tank, one end opening of the inner side of the mud discharging pipe, which is positioned towards the bottom of the sedimentation tank, is arranged at intervals with the bottom surface of the sedimentation tank, and one end opening of the inner side of the exhaust pipe, which is positioned on the inner side of the mud discharging pipe, is not higher than the height of an effluent weir in the sedimentation tank.

In some embodiments, a valve structure is mounted to an end of the exhaust pipe outside the sedimentation tank, the valve structure being used to adjust the exhaust speed of the exhaust pipe.

In some embodiments, at least a portion of the body of the sludge discharge pipe located at an end of the interior side of the sedimentation tank adjacent to the opening is disposed vertically, and a portion of the exhaust pipe located at the interior side of the sludge discharge pipe is disposed vertically.

In some embodiments, the portion of the sludge discharge pipe and the exhaust pipe located inside the sedimentation tank and near the end of the opening are each disposed through the draft tube along the inside of the draft tube.

In some embodiments, the space between the outer side wall of the draft tube and the inner side wall of the sedimentation tank, and between the weir of the sedimentation tank and the bottom end opening of the draft tube is filled with the first filler.

In some embodiments, the first aeration pipe positioned at the inner side of the flow guiding pipe comprises at least one section of aeration section, the aeration section is horizontally arranged, and a plurality of aeration holes are formed in the surface array of the aeration section.

In some embodiments, the anaerobic treatment device further comprises a return pipe and a second exhaust pipe, wherein the return pipe is communicated with the anoxic tank and the aerobic tank, an opening of the return pipe close to the anoxic tank is communicated with the upper end of the inner side of the anoxic tank, an opening of the return pipe close to the aerobic tank is communicated with the lower end of the inner side of the aerobic tank far away from the anoxic tank, the opening of the return pipe at one end of the inner part of the aerobic tank is vertically downward, the air outlet end of the second exhaust pipe is positioned at the inner side of the opening of the return pipe in the inner part of the aerobic tank, and the air outlet end of the second exhaust pipe is not higher than the height of the water passing pipe.

In some embodiments, a valve is mounted at one end of the second exhaust pipe outside the aerobic tank, and the valve is used for adjusting the exhaust speed of the second exhaust pipe.

In some embodiments, the outlet end of the second exhaust pipe is disposed vertically upward.

In some embodiments, the anoxic tank and the aerobic tank are filled with a second filler, and a second aerator pipe is arranged at the bottom of the aerobic tank.

Compared with the prior art, the sewage integrated equipment based on advanced treatment has the following beneficial effects:

according to the utility model, the diversion pipe is integrated in the sedimentation tank, the space in the diversion pipe is used as an independent dosing dephosphorization structure, sewage from the aerobic tank enters the diversion pipe through the water pipe, the dosing in the diversion pipe is subjected to dephosphorization reaction, the sediment generated by the reaction is deposited downwards in the diversion pipe, the first aeration pipe is arranged in the diversion pipe, the effect of aeration stirring can be generated, meanwhile, oxygen required by the reaction can be provided, the sediment generated in the process is guided to sediment through the diversion pipe in an isolated manner, solid-liquid separation is facilitated, separated clear liquid is discharged from an overflow port above the sedimentation tank, the structural design is simple and reasonable, the sedimentation and dephosphorization reaction are integrated in the sedimentation tank, and the occupation area of equipment and the cost investment of the equipment are greatly reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top view of the integrated sewage treatment plant based on the advanced treatment of the present utility model;

FIG. 2 is a section B-B of FIG. 1;

FIG. 3 is a cross-sectional view of the C-C of FIG. 1;

FIG. 4 is a section view D-D of FIG. 1;

FIG. 5 is a cross-sectional view of E-E of FIG. 1;

FIG. 6 is a plan view of a second aeration tube section in the depth treatment based sewage integrated apparatus according to the present utility model;

FIG. 7 is a top view of a second packing section of the depth treatment based wastewater integration apparatus of the present utility model;

fig. 8 is a front view of a first aeration pipe section in the sewage treatment integrated apparatus based on the advanced treatment of the present utility model.

In the figure: 1-anoxic tank, 2-aerobic tank, 3-sedimentation tank, 4-water pipe, 5-draft tube, 6-first aeration pipe, 7-medicament pipe, 8-mud discharge pipe, 9-exhaust pipe, 10-filler, 11-return pipe, 12-second exhaust pipe, 13-second filler, 14-second aeration pipe, 61-aeration section and 62-aeration hole.

Detailed Description

The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which embodiments of the utility model belong. If the definitions set forth in this section are contrary to or otherwise inconsistent with the definitions set forth in the patents, patent applications, published patent applications and other publications incorporated herein by reference, the definitions set forth in this section are preferentially set forth in the definitions set forth herein.

As shown in fig. 1, in combination with fig. 2 to 8, the sewage integrated apparatus based on advanced treatment of the present utility model comprises: the anaerobic treatment device comprises an anoxic tank 1, an aerobic tank 2 and a sedimentation tank 3 which are sequentially communicated, wherein the anoxic tank 1 and the aerobic tank 2 are communicated by water through water passing holes, the aerobic tank 2 and the sedimentation tank 3 are communicated by water passing pipes 4, a water inlet pipe is arranged at the top of the side face of the anoxic tank 1, a water outlet weir is arranged at the upper end of the side face of the sedimentation tank 3, a water discharging pipe communicated with the inside and the outside of the sedimentation tank 3 is arranged in the water outlet weir, a flow guiding pipe 5 is arranged in the sedimentation tank 3 along the vertical direction, the upper end opening of the flow guiding pipe 5 is higher than the water outlet weir, the lower end opening of the flow guiding pipe 5 is opposite to the bottom surface of the sedimentation tank 3 and is spaced from the bottom surface, an opening of the water passing pipe 4 positioned at the inner side of the sedimentation tank 3 is positioned above the upper end opening of the flow guiding pipe 5, a first aeration pipe 6 and a reagent pipe 7 are further arranged in the sedimentation tank 3 and communicated with the inner side and the outer side of the sedimentation tank 3, and a reagent outlet of the reagent pipe 7 is opposite to the upper end opening of the flow guiding pipe 5.

In the above embodiment, sewage passes through anoxic tank 1, in the good oxygen pond 2 back gets into honeycomb duct 5 through water pipe 4, reagent pipe 7 doses and mixes with the sewage that gets into honeycomb duct 5, thereby first aeration pipe 6 aeration carries out mixed stirring and provides dephosphorization reaction essential oxygen to reagent and sewage, after aeration stirring reaction, the sediment of production and reaction sewage finally get into the bottom of sedimentation tank 3 through honeycomb duct 5, the sediment subsides and keeps stable, the sewage that does not contain the sediment finally overflows through the play weir and discharges through the drain pipe, the structure of above embodiment can let dephosphorization stirring reaction and sedimentation process set accomplish in sedimentation tank 3, compare the scheme of independent reaction tank and sedimentation tank components of a whole that can function independently, the design is more reasonable, area is less, equipment cost is low.

In the above embodiment, the sludge precipitated at the bottom of the sedimentation tank 3 may be periodically discharged through a sludge discharge apparatus.

In some embodiments, the bottom end opening of the draft tube 5 is flared.

In the above embodiment, since the sediment sinks in the draft tube 5, it is easily accumulated in the bottom end opening of the draft tube 5, and in order to prevent accumulation clogging, the bottom end opening of the draft tube 5 provided in a horn shape can avoid this problem to some extent.

In some embodiments, the sedimentation tank further comprises a mud discharging pipe 8 and an exhaust pipe 9, wherein the mud discharging pipe 8 and the exhaust pipe 9 are both communicated with the inner side and the outer side of the sedimentation tank 3, an opening at one end of the inner side of the mud discharging pipe 8 is arranged towards the bottom of the sedimentation tank 3 and is spaced from the bottom surface of the sedimentation tank 3, and an opening at one end of the inner side of the sedimentation tank 3 of the exhaust pipe 9 is arranged at the inner side of the mud discharging pipe 8 and is not higher than the height of an effluent weir in the sedimentation tank 3.

In the above embodiment, the opening of the sludge discharge pipe 8 is located below the water outlet weir, the air bubble is located in the opening of the sludge discharge pipe 8 when the air discharge pipe 9 discharges air, the discharged air bubble rises rapidly under the buoyancy effect and is discharged out of the sedimentation tank 3 along the pipeline of the sludge discharge pipe 8, the liquid in the sludge discharge pipe 8 can form thrust in the process of floating up the air bubble, the liquid flows under the thrust effect to drive the opening of the sludge discharge pipe 8 to form liquid flow flowing into the sludge discharge pipe 8, the liquid flow can adsorb and drive the liquid and sediment near the opening of the sludge discharge pipe 8 to finally form a sludge discharge effect, and the structure volume of the sludge discharge equipment located in the sedimentation tank 3 can be greatly reduced by adopting the liquid flow adsorption sludge discharge pipe, meanwhile, the problem that the sludge discharge pipe 8 and the air discharge pipe 9 fail is avoided.

In some embodiments, at least a portion of the sludge discharge pipe 8 located at an end of the inner side of the sedimentation tank 3 near the opening is arranged vertically, and a portion of the exhaust pipe 9 located at the inner side of the sludge discharge pipe 8 is arranged vertically.

The above embodiment is used as a preferred structure, the vertical mud pipe 8 can increase the flow speed of the bubbles in the mud pipe 8 to the greatest extent, thereby being beneficial to maintaining the good mud discharging effect of the mud pipe 8, and the vertical arrangement of the exhaust pipe 9 can also allow the exhausted gas to move upwards at the maximum vertical speed so as to drive the liquid to quickly flow out of the sedimentation tank 3.

In some embodiments, the sludge discharge pipe 8 and the exhaust pipe 9 are disposed through the draft pipe 5 along the inside of the draft pipe 5 at portions of the inside of the sedimentation tank 3 near one end of the opening.

In the above embodiment, the sludge discharge pipe 8 and the exhaust pipe 9 are both located inside the guide pipe 5, and at this time, the sediment after the reaction in the guide pipe 5 can be directly settled near the opening of the sludge discharge pipe 8, so that the sludge discharge pipe 8 can discharge sludge as efficiently as possible.

In some embodiments, the space between the outer side wall of the draft tube 5 and the inner side wall of the sedimentation tank 3, and between the weir of the sedimentation tank 3 and the bottom end opening of the draft tube 5, is filled with the first packing 10.

In the above embodiment, the first packing 10 can filter the suspension with solids after the reaction in the flow guiding pipe 5, so as to avoid the solids in the suspension floating up into the water outlet weir along with the flow of the liquid and being discharged out of the sedimentation tank along with the clear liquid.

In some embodiments, the first filler 10 is a pipe chute filler.

In some embodiments, the first aeration pipe 6 located inside the flow guiding pipe 5 includes at least one aeration section 61, the aeration section 61 is horizontally arranged, and a plurality of aeration holes 62 are formed in an array on the surface of the aeration section 61.

In the above embodiment, the horizontally arranged aeration sections 61 may be arranged along the radial direction of the flow guiding pipe 5, which is equivalent to that the radial direction in the flow guiding pipe 5 is provided with the aeration holes 62, the aeration generated bubbles of the aeration holes 62 may be distributed on the radial surface in the flow guiding pipe 5 as much as possible, the uniformity of aeration stirring is improved, and preferably, the aeration sections 61 may be said to be arranged on the radial surface in the flow guiding pipe 5 in a radiation manner.

In some embodiments, the anaerobic treatment device further comprises a return pipe 11 and a second exhaust pipe 12, wherein the return pipe 11 is communicated with the anoxic tank 1 and the aerobic tank 2, an opening of one end of the return pipe 11 close to the anoxic tank 1 is communicated with the upper end of the inner side of the anoxic tank 1, an opening of one end of the return pipe 11 close to the aerobic tank 2 is communicated with the lower end of one side of the inner side of the aerobic tank 2 away from the anoxic tank 1, an opening of one end of the return pipe 11 positioned in the aerobic tank 2 is vertically downward, an air outlet end of the second exhaust pipe 12 is positioned in the inner side of the opening of the return pipe 11 in the aerobic tank 2, and the air outlet end of the second exhaust pipe 12 is not higher than the height of the water passing pipe 4.

In the above embodiment, the back flow 11 is used for refluxing the part sewage in the aerobic tank 2 to the anaerobic tank so as to meet the sewage process demand, the form of the immersible pump is generally adopted in the conventional process, but the immersible pump equipment cost is high, and is easy to repair, the labor cost is high, the embodiment of the application adopts the structure of the second exhaust pipe 12 and the back flow 11, the second exhaust pipe 12 is utilized to input gas into the opening of the back flow 11, the liquid in the gas floating driving pipe flows upwards, under continuous driving, the liquid can flow in the back flow 11 along with the air flow, thereby achieving the purpose of backflow.

In some embodiments, the outlet end of the second exhaust pipe 12 is disposed vertically upward.

In the above embodiment, when the second exhaust pipe 12 and the portion of the return pipe 11 below the liquid surface are both vertically arranged, the resistance of the gas floating up is minimum and the initial flow speed of the gas is maximized, which is beneficial to reducing the energy consumption of the driving device.

In some embodiments, the anoxic tank 1 and the aerobic tank 2 are filled with a second filler 13, and a second aerator pipe 14 is arranged at the bottom in the aerobic tank 2.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. Sewage integrated equipment based on advanced treatment, characterized by comprising: anoxic tank (1), good oxygen pond (2) and sedimentation tank (3) of intercommunication in proper order still include water pipe (4), honeycomb duct (5), first aeration pipe (6) and medicament pipe (7), the vertical setting of honeycomb duct (5) is in sedimentation tank (3), the top opening of honeycomb duct (5) is higher than the play water weir height of sedimentation tank (3), the bottom opening of honeycomb duct (5) sets up with sedimentation tank (3) bottom interval, good oxygen pond (2) and sedimentation tank (3) are through water pipe (4) intercommunication, water pipe (4) are close to sedimentation tank (3) one end opening and honeycomb duct (5) open-ended inboard intercommunication, first aeration pipe (6) set up in honeycomb duct (5) inboard, the play medicine mouth of medicament pipe (7) is just to the top opening of honeycomb duct (5).

2. The advanced treatment-based sewage integrated apparatus according to claim 1, wherein the bottom end opening of the draft tube (5) is horn-shaped.

3. The advanced treatment-based sewage integrated equipment according to claim 1, further comprising a sludge discharge pipe (8) and an exhaust pipe (9), wherein the sludge discharge pipe (8) and the exhaust pipe (9) are both communicated with the inner side and the outer side of the sedimentation tank (3), one end opening of the sludge discharge pipe (8) positioned at the inner side of the sedimentation tank (3) faces the bottom of the sedimentation tank (3) and is arranged at intervals with the bottom of the sedimentation tank (3), and one end opening of the exhaust pipe (9) positioned at the inner side of the sedimentation tank (3) is positioned at the inner side of the sludge discharge pipe (8) and the opening is not higher than the height of an effluent weir in the sedimentation tank (3).

4. A sewage integrated apparatus based on advanced treatment as claimed in claim 3, characterized in that at least a part of the pipe body of the sludge discharge pipe (8) located at one end of the inner side of the sedimentation tank (3) close to the opening is vertically arranged, and a part of the exhaust pipe (9) located at the inner side of the sludge discharge pipe (8) is vertically arranged.

5. A sewage integrated apparatus based on advanced treatment as claimed in claim 3, characterized in that the sludge discharge pipe (8) and the exhaust pipe (9) are disposed along the inner side of the draft tube (5) through the draft tube (5) at the inner side of the sedimentation tank (3) and at the end close to the opening.

6. The advanced treatment-based sewage integrated equipment according to claim 1, wherein the space between the outer side wall of the guide pipe (5) and the inner side wall of the sedimentation tank (3) and between the water outlet weir of the sedimentation tank (3) and the bottom end opening of the guide pipe (5) is filled with the first filler (10).

7. The advanced treatment-based sewage integrated apparatus according to claim 1, wherein the first aeration pipe (6) positioned inside the draft tube (5) comprises at least one aeration section (61), the aeration section (61) is horizontally arranged, and a plurality of aeration holes (62) are formed in an array on the surface of the aeration section (61).

8. The advanced treatment-based sewage integrated apparatus according to claim 1, further comprising a return pipe (11) and a second exhaust pipe (12), wherein the return pipe (11) is communicated with the anoxic tank (1) and the aerobic tank (2), an end opening of the return pipe (11) close to the anoxic tank (1) is communicated with an upper end of an inner side of the anoxic tank (1), an end opening of the return pipe (11) close to the aerobic tank (2) is communicated with a lower end of an inner side of the aerobic tank (2) away from the anoxic tank (1), an end opening of the return pipe (11) located inside the aerobic tank (2) is vertically downward, an air outlet end of the second exhaust pipe (12) is located inside an opening of the return pipe (11) inside the aerobic tank (2), and an air outlet end of the second exhaust pipe (12) is not higher than a height of the water passing pipe (4).

9. The advanced treatment-based sewage integrated apparatus as claimed in claim 8, wherein the air outlet end of the second air outlet pipe (12) is disposed vertically upward.

10. The advanced treatment-based sewage integrated equipment according to claim 1, wherein the anoxic tank (1) and the aerobic tank (2) are filled with a second filler (13), and a second aerator pipe (14) is arranged at the inner bottom of the aerobic tank (2).