CN210620503U

CN210620503U - Integrated sewage treatment equipment with ABR anaerobic tank

Info

Publication number: CN210620503U
Application number: CN201920753603.7U
Authority: CN
Inventors: 肖兵; 李英豪; 罗学连; 李静; 吴艳梅
Original assignee: Sichuan Zhongxin Limin Environmental Protection Technology Co Ltd
Current assignee: Sichuan Zhongxin Limin Environmental Protection Technology Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-05-26
Anticipated expiration: 2029-05-23

Abstract

The utility model relates to a sewage treatment technical field discloses a take integration sewage treatment device in ABR anaerobism pond, including anaerobic zone, the oxidation zone, the filtering area, anaerobic zone includes the ABR anaerobism pond, the compartment, the discharge, the inlet tube, the outlet pipe, all be equipped with opening notch plate up between two compartments that ABR anaerobism bottom of the pool portion communicates, and two longitudinal portions of notch plate do not are located two compartments, be equipped with the recess along its surface in the notch plate, the notch plate in, the surface all is equipped with the honeycomb duct rather than the recess intercommunication, in the notch plate, the export of honeycomb duct is towards the inlet tube respectively on the surface, the outlet pipe, be equipped with the air intake system to the notch plate inner groovy air feed on the ABR anaerobism pond. The utility model provides a current anaerobic zone in sewage treatment process, sewage is difficult for permeating and flowing between the sludge blanket, anaerobic reaction time overlength, problem that sewage treatment is inefficient.

Description

Integrated sewage treatment equipment with ABR anaerobic tank

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an integrated sewage treatment device with an ABR anaerobic tank.

Background

Sewage treatment (sewage treatment, water treatment): the sewage is purified to reach the water quality requirement of being discharged into a certain water body or being reused. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.

The integrated sewage treatment equipment is the most efficient sewage treatment equipment at present, sewage firstly enters an anaerobic zone, solid, macromolecules and organic matters which are difficult to biodegrade in the sewage are degraded into micromolecular organic matters which are easy to biodegrade by anaerobic organisms, the biodegradability of the sewage is greatly improved, the sewage enters the anaerobic zone through a water inlet pipe during the anaerobic reaction in the anaerobic zone, then enters a sludge layer at the bottom of the anaerobic zone, slowly flows in the sludge layer, and carries out the anaerobic reaction, and finally enters the next-stage anaerobic reaction after being discharged through the sludge, in the process, as the sludge layer is static and has larger internal density, when the sewage passes through the inside of the sludge layer, the sewage only depends on the fluidity generated by the sewage pressure during the sludge layer, the sewage is difficult to permeate and flow when the sewage flows in the sludge layer, and the reaction time is too long, the problem of low sewage treatment efficiency is solved, and therefore an anaerobic tank is urgently needed to be designed to solve the problem.

Disclosure of Invention

Based on above problem, the utility model provides a take integration sewage treatment device in ABR anaerobism pond has solved current anaerobic zone in sewage treatment process, and sewage is difficult for permeating and flowing between the sludge blanket, and the anaerobism reaction time overlength, the problem that sewage treatment efficiency is low.

For solving the above technical problem, the utility model discloses a technical scheme as follows:

the utility model provides a take integrated sewage treatment device in ABR anaerobism pond, including the anaerobic zone, the oxidation zone, the filtering space, the anaerobic zone includes the ABR anaerobism pond, the compartment, the discharge, the inlet tube, the outlet pipe, all be equipped with opening notch plate up between two compartments that ABR anaerobism bottom of the pool portion communicates, and two longitudinal portions of notch plate do not are located two compartments, be equipped with the recess along its surface in the notch plate, the surface all is equipped with the honeycomb duct rather than the recess intercommunication, in the notch plate, the export of honeycomb duct is towards the inlet tube respectively on the surface, the outlet pipe, be equipped with the air intake system to the notch plate inner groovy air feed on the ABR anaerobism pond.

The utility model discloses a theory of operation: the anaerobic zone, the oxidation zone and the filtering zone are communicated in sequence, the air inlet system supplies air to the grooves in the concave plate, a part of the air entering the grooves flows into the sludge layer on the inner surface of the concave plate through the air guide pipe on the inner surface of the concave plate, and the sludge on the inner surface of the concave plate flows towards one side of the water outlet pipe, the other part of the gas flows into the sludge layer below the outer surface of the concave plate through the gas guide pipe on the outer surface of the concave plate, and the sludge under the inner surface of the concave plate flows towards one side of the water inlet pipe, the sludge on the upper side and the lower side of the concave plate in a single compartment forms internal circulation, when the sewage enters the ABR anaerobic tank through the water inlet pipe, the sewage entering the sludge layer flows along with the internal circulation flow of the whole sludge layer, in the process, the sewage is driven to slowly flow in the sludge layer through the air inlet design in different directions, so that the permeation and flowing speed of the sewage in the sludge layer are increased. The utility model provides a current anaerobic zone in sewage treatment process, sewage is difficult for permeating and flowing between the sludge blanket, anaerobic reaction time overlength, problem that sewage treatment is inefficient.

As a preferable mode, baffle plates are arranged on the upper wall and the lower wall of the inner cavity of the ABR anaerobic tank at intervals in a staggered mode, compartments are formed between adjacent baffle plates and between the baffle plates and the inner side of the ABR anaerobic tank, and the upper portions or the lower portions of the adjacent compartments are communicated.

As a preferred mode, a water inlet pipe and a water outlet pipe are respectively arranged on two sides of the ABR anaerobic tank, the horizontal plane of the water outlet pipe is lower than that of the water inlet pipe, and a gas collecting pipe communicated with the compartment is arranged on the upper portion of the ABR anaerobic tank.

Preferably, the front side and the rear side of the concave plate are fixedly connected with the front side and the rear side of the ABR anaerobic tank respectively.

As a preferred mode, the inner surface and the outer surface of the concave plate are both provided with a plurality of flow guide pipes, the flow guide pipes are uniformly distributed on the inner surface or the outer surface, and the outlet of each flow guide pipe is provided with a one-way valve.

As a preferable mode, the air inlet system comprises an air pump arranged on one side of the ABR anaerobic pool, and the air pump is communicated with the groove of the concave plate through an air inlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the design of the utility model solves the problems that sewage is not easy to permeate and flow between sludge layers, the anaerobic reaction time is too long and the sewage treatment efficiency is low in the sewage treatment process of the existing anaerobic zone;

(2) the utility model discloses a crisscross interval of upper and lower wall of ABR anaerobism pond inner chamber is equipped with the baffling board, forms the compartment between the adjacent baffling board, between baffling board and the ABR anaerobism pond inboard, the upper portion or the lower part intercommunication of adjacent compartment. The upper end or the lower end of the baffle plate is correspondingly connected with the upper wall or the lower wall of the ABR anaerobic tank, and the front side and the rear side of the baffle plate are respectively connected with the front side and the rear side of the ABR anaerobic tank, so that the space distribution between adjacent compartments is more definite;

(3) the utility model is characterized in that the water inlet pipe and the water outlet pipe are respectively arranged on the two sides of the ABR anaerobic tank, the horizontal plane of the water outlet pipe is lower than that of the water inlet pipe, and the gas collecting pipe communicated with the compartment is arranged on the upper part of the ABR anaerobic tank; the horizontal plane of the water outlet pipe is lower than that of the water inlet pipe, so that water after anaerobic treatment in the ABR anaerobic tank is easier to discharge according to the principle of a communicating vessel, and the gas collecting pipe is arranged at the upper part of the ABR anaerobic tank, so that gas such as methane generated by the sewage through anaerobic reaction can be quickly discharged, and the gas is prevented from accumulating inside the ABR anaerobic tank;

(4) the utility model discloses a side is fixed connection with the front and back side in ABR anaerobism pond respectively around the concave plate. The front side and the rear side of the concave plate are respectively connected with the front side and the rear side of the inner cavity of the ABR anaerobic tank, so that the sludge on the inner surface and the outer surface of the concave plate is separated, and the internal circulation of the sludge is prevented from being influenced when the concave plate is communicated up and down;

(5) the utility model discloses an inside and outside surface of concave plate all is equipped with a plurality of honeycomb ducts, and a plurality of honeycomb ducts evenly distributed are equipped with the check valve in the export of honeycomb duct on inner surface or surface. The inner surface and the outer surface of the concave plate are respectively provided with a plurality of flow guide pipes, so that large-area air supply is realized on the inner surface and the outer surface of the concave plate, the condition that partial sludge on the inner surface and the outer surface of the concave plate flows is avoided, and the outlet of each flow guide pipe is provided with a one-way valve (a groove flows to the guide pipe), so that the phenomenon that the sludge flows back into the concave plate to block the groove and influence the air supply of;

(6) the utility model discloses an air intake system is including setting up the air pump in ABR anaerobism pond one side, and the air pump passes through the recess intercommunication of intake pipe and concave plate. The air pump supplies air to the air inlet pipe, and the air inlet pipe supplies air to the groove, and the air pump supplies air, so that the air pump has the advantages of sufficient air source and easily controlled air flow rate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

the labels in the figure are: the anaerobic reactor comprises a 1-ABR anaerobic tank, a 2-compartment, a 3-baffle plate, a 4-water outlet pipe, a 5-gas collecting pipe, a 6-water inlet pipe, a 7-concave plate, an 8-groove, a 9-flow guide pipe, a 10-gas inlet pipe, an 11-gas pump, a 12-oxidation area and a 13-filtration area.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. Embodiments of the present invention include, but are not limited to, the following examples.

Example 1:

referring to fig. 1, 2 and 3, an integrated sewage treatment device with an ABR anaerobic tank comprises an anaerobic zone, an oxidation zone 12 and a filtration zone 13, wherein the anaerobic zone comprises an ABR anaerobic tank 1, compartments 2, a gas collecting pipe 5, a water inlet pipe 6 and a water outlet pipe 4, concave plates 7 with upward openings are arranged between the two compartments 2 communicated with the bottom of the ABR anaerobic tank 1, two longitudinal parts of each concave plate 7 are respectively positioned in the two compartments 2, grooves 8 are arranged in the concave plates 7 along the surfaces of the concave plates 7, guide pipes 9 communicated with the grooves 8 are arranged on the inner and outer surfaces of the concave plates 7, outlets of the guide pipes 9 on the inner and outer surfaces of the concave plates 7 respectively face the water inlet pipe 6 and the water outlet pipe 4, and an air inlet system for supplying air to the grooves 8 in the concave plates 7 is arranged on the ABR anaerobic tank 1.

The utility model discloses a theory of operation: the anaerobic zone, the oxidation zone and the filtering zone are communicated in sequence, the air inlet system supplies air to the groove 8 in the concave plate 7, a part of the air entering the groove 8 flows into the sludge layer on the inner surface of the concave plate 7 through the air duct on the inner surface of the concave plate 7, and the sludge on the inner surface of the concave plate 7 flows to one side of the water outlet pipe 4, the other part of the gas flows into the sludge layer below the outer surface of the concave plate 7 through the gas guide pipe on the outer surface of the concave plate 7, and the sludge under the inner surface of the concave plate 7 flows towards one side of the water inlet pipe, the sludge in the single compartment 2 and on the upper side and the lower side of the concave plate 7 form internal circulation, when the sewage enters the ABR anaerobic tank 1 through the water inlet pipe, the sewage entering the sludge blanket flows along with the integral internal circulation flow of the sludge blanket, in the process, the sewage is driven to slowly flow in the sludge layer through the air inlet design in different directions, so that the permeation and flowing speed of the sewage in the sludge layer are increased. The utility model provides a current anaerobic zone in sewage treatment process, sewage is difficult for permeating and flowing between the sludge blanket, anaerobic reaction time overlength, problem that sewage treatment is inefficient.

Example 2:

the embodiment is further optimized on the basis of the embodiment 1, and specifically comprises the following steps:

baffle plates 3 are arranged on the upper wall and the lower wall of the inner cavity of the ABR anaerobic tank 1 at intervals in a staggered mode, compartments 2 are formed between the adjacent baffle plates 3 and between the baffle plates 3 and the inner side of the ABR anaerobic tank 1, and the upper portions or the lower portions of the adjacent compartments 2 are communicated. The upper end or the lower end of the baffle plate 3 is correspondingly connected with the upper wall or the lower wall of the ABR anaerobic tank 1, and the front side and the rear side of the baffle plate 3 are respectively connected with the front side and the rear side of the ABR anaerobic tank 1, so that the space distribution between the adjacent compartments 2 is more definite.

As a preferable mode, a water inlet pipe 6 and a water outlet pipe 4 are respectively arranged on two sides of the ABR anaerobic tank 1, the horizontal plane of the water outlet pipe 4 is lower than that of the water inlet pipe 6, and a gas collecting pipe 5 communicated with the compartment 2 is arranged on the upper portion of the ABR anaerobic tank 1. The horizontal plane of outlet pipe 4 is less than the inlet tube, according to the linker principle, makes the water after 1 anaerobic treatment of ABR anaerobism pond easier the discharge, sets up discharge pipe 5 on the upper portion of ABR anaerobism pond 1, makes gaseous energy such as methane that sewage produced through anaerobic reaction discharge fast, avoids piling up inside ABR anaerobism pond 1.

The other parts of this embodiment are the same as embodiment 1, and are not described herein again.

Example 3:

the front side and the rear side of the concave plate 7 are respectively fixedly connected with the front side and the rear side of the ABR anaerobic tank 1. The front side and the rear side of the concave plate 7 are respectively connected with the front side and the rear side of the inner cavity of the ABR anaerobic tank 1, so that the sludge on the inner surface and the outer surface of the concave plate 7 are separated, and the internal circulation of the sludge is prevented from being influenced when the concave plate is communicated with the ABR anaerobic tank up and down.

Preferably, the concave plate 7 is provided with a plurality of flow guide pipes 9 on the inner surface and the outer surface, the flow guide pipes 9 are uniformly distributed on the inner surface or the outer surface, and the outlet of the flow guide pipe 9 is provided with a one-way valve. A plurality of honeycomb ducts 9 are all established to the inside and outside surface of notch plate 7, make the inside and outside surface of notch plate 7 go up the large tracts of land air feed, avoid causing the condition that the local mud of inside and outside surface of notch plate 7 flows, set up check valve (recess 8 flow direction stand pipe) in the export of honeycomb duct 9, avoid mud reflux to block up recess 8 in advancing notch plate 7, influence air intake system's air feed.

As a preferable mode, the air intake system comprises an air pump 11 arranged at one side of the ABR anaerobic pool 1, and the air pump 11 is communicated with the groove 8 of the concave plate 7 through an air inlet pipe 106. The air pump 11 supplies air to the air inlet pipe 106, the air inlet pipe 10 supplies air to the groove 8, and the air is supplied through the air pump 11, so that the air source is sufficient, and the air flow rate is easy to control.

The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the patent protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a take integration sewage treatment device in ABR anaerobism pond, includes anaerobic zone, oxidation zone (12), filtering area (13), and the anaerobic zone includes ABR anaerobism pond (1), compartment (2), discharge (5), inlet tube, outlet pipe (4), its characterized in that: a concave plate (7) with an upward opening is arranged between two compartments (2) communicated with the bottom of the ABR anaerobic tank (1), two longitudinal parts of the concave plate (7) are respectively positioned in the two compartments (2), a groove (8) is arranged in the concave plate (7) along the surface of the concave plate, flow guide pipes (9) communicated with the grooves (8) are respectively arranged on the inner surface and the outer surface of the concave plate (7), outlets of the flow guide pipes (9) on the inner surface and the outer surface of the concave plate (7) respectively face a water inlet pipe (6) and a water outlet pipe (4), and an air inlet system for supplying air to the grooves (8) in the concave plate (7) is arranged on the ABR anaerobic tank (1); baffle plates (3) are arranged on the upper wall and the lower wall of the inner cavity of the ABR anaerobic tank (1) at intervals in a staggered mode, compartments (2) are formed between the adjacent baffle plates (3) and between the baffle plates (3) and the inner side of the ABR anaerobic tank (1), and the upper portions or the lower portions of the adjacent compartments (2) are communicated; the water inlet pipe (6) and the water outlet pipe (4) are respectively arranged on two sides of the ABR anaerobic tank (1), the horizontal plane of the water outlet pipe (4) is lower than that of the water inlet pipe, and the gas collecting pipe (5) communicated with the compartment (2) is arranged on the upper portion of the ABR anaerobic tank (1).

2. The integrated sewage treatment equipment with the ABR anaerobic tank as claimed in claim 1, wherein the front and back sides of the concave plate (7) are fixedly connected with the front and back sides of the ABR anaerobic tank (1) respectively.

3. The integrated sewage treatment equipment with the ABR anaerobic tank as claimed in claim 1, wherein the concave plate (7) is provided with a plurality of flow guide pipes (9) on the inner surface and the outer surface, the flow guide pipes (9) are uniformly distributed on the inner surface or the outer surface, and the outlet of the flow guide pipe (9) is provided with a one-way valve.

4. The integrated sewage treatment equipment with the ABR anaerobic tank is characterized in that the air inlet system comprises an air pump (11) arranged on one side of the ABR anaerobic tank (1), and the air pump (11) is communicated with the groove (8) of the concave plate (7) through an air inlet pipe (10).