CN219823869U

CN219823869U - Rural integrated sewage treatment equipment

Info

Publication number: CN219823869U
Application number: CN202321253479.0U
Authority: CN
Inventors: 徐誉杨
Original assignee: Shanghai Hongwei Environmental Technology Co ltd
Current assignee: Shanghai Hongwei Environmental Technology Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-10-13
Anticipated expiration: 2033-05-23

Abstract

The utility model relates to rural integrated sewage treatment equipment, which comprises a box-type reactor, wherein the box-type reactor comprises an adjusting device, a reaction device and a filtering device, a plurality of layers of baffle plates (14) are arranged in an anaerobic reactor (4), the baffle plates (14) are arranged in the anaerobic reactor at intervals, the baffle plates (14) extend downwards from the upper end of the anaerobic reactor (4) to the bottom for a certain distance, and the anaerobic reactor (4) is divided into a downward flow chamber and an upward flow chamber which are sequentially connected in series; the MBR tank (6) is provided with a hollow fiber membrane (7) and is fixed through a bracket of the box body. The sewage treatment efficiency and the removal load are greatly improved, the high degree of automation is not needed, the quality of the MBR membrane effluent is stable, the activated sludge in the biochemical tank can be effectively intercepted, and the effluent can be directly discharged after the reaction stage is finished; helps to increase the gas transfer of microorganisms within the reactor, allows the gas to reach the desired concentration faster, and increases the efficiency of the reactor operation.

Description

Rural integrated sewage treatment equipment

Technical Field

The utility model relates to the technical field of wastewater treatment, in particular to rural integrated wastewater treatment equipment.

Background

Anaerobic Baffled Reactor (ABR) means that a vertical baffle is arranged in the reactor to divide the reactor into several reaction chambers connected in series, each of which is a relatively independent up-flow sludge bed (USB) system, wherein the sludge can exist in a granular form or in a flocculent form. The water flow is guided by the guide plate to flow upwards and downwards in a baffling way, passes through the sludge layers in the reaction chamber one by one, and organic pollutants in the water inlet are fully contacted with microorganisms to be degraded and removed.

However, there are still disadvantages in practical use: 1. the occupied area of the equipment is still relatively large, and the requirements of the environment and the land protection of part of rural areas are difficult to meet. 2. The adopted reactor has complex relation between liquid level and water level, great regulation difficulty and difficulty in ensuring the stability and reliability of equipment. 3. The equipment cost is expensive, and high maintenance and operation costs are required.

The defects are mainly caused by the fact that the structural design is not optimized enough, so that the equipment is difficult to realize the problem of comprehensively removing nitrogen and phosphorus organic matters and the like in the water body, and the requirements on efficient, safe, low-cost and easy-to-operate treatment of rural sewage are difficult to realize.

Disclosure of Invention

In view of the above, the utility model provides rural integrated sewage treatment equipment for solving the problem that rural sewage cannot be treated efficiently, safely and at low cost.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model provides a rural integration sewage treatment device, includes box reactor, its characterized in that, box reactor includes adjusting device, reaction unit and filter equipment, adjusting device, reaction unit and filter equipment are respectively: an adjusting tank, an anaerobic reactor and an MBR tank; a plurality of layers of baffle plates are arranged in the anaerobic reactor, the baffle plates are arranged in the anaerobic reactor at intervals, and extend downwards from the upper end of the anaerobic reactor to the bottom for a certain distance so as to divide the anaerobic reactor into a downward flow chamber and an upward flow chamber which are sequentially connected in series; the MBR tank is provided with a hollow fiber membrane and is fixed through a bracket of the box body.

Preferably, the sewage sequentially passes through the regulating tank, the anaerobic reactor and the MBR tank during treatment;

preferably, the regulating tank is externally connected with a wastewater inlet, the inner wall of the regulating tank is provided with a submersible mixer, and the regulating tank is provided with an opening which is communicated with the anaerobic reactor;

preferably, the anaerobic reactor is further provided with a flow meter;

preferably, an MBR tank water inlet is formed in the upper left end of the MBR tank, a dissolved oxygen detector, a liquid level meter and a sludge circulating pump are arranged at the upper end of the MBR tank, one end of the sludge circulating pump is connected into the anaerobic reactor through a pipeline, and the other end of the sludge circulating pump is connected into the MBR tank through a pipeline; the lower end is provided with an inverted T-shaped self-sucking pump suction pipe which is fixed on the box body through a bolt;

preferably, a wide aeration pipe is arranged at the bottom of the MBR tank and is fixed on the tank body through bolts.

Compared with the prior art, the rural integrated sewage treatment equipment has the beneficial effects that:

(1) The design of a plurality of layers of partition boards is adopted, and a plurality of different reaction links are formed inside the reactor, so that the sewage treatment efficiency and the load removal efficiency are greatly improved;

(2) The reactor was equipped with a wide aeration tube: the design of the wide aeration pipe is beneficial to increasing the gas transmission of microorganisms in the reactor, so that the gas reaches the expected concentration faster, and the running efficiency of the reactor is improved;

(3) The improved rural integrated sewage treatment equipment has better water quality treatment capacity, higher treatment efficiency and lower operation cost, so that the application range of the rural integrated sewage treatment equipment is wider, and better social and economic benefits are achieved.

Drawings

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

Fig. 1 is a schematic view of the structure of the present utility model.

In the figure: 1-wastewater inlet, 2-submersible mixer, 3-equalizing tank, 4-anaerobic reactor, 5-wide aeration pipe, 6-MBR tank, 7-hollow fiber membrane, 8-self-priming pump suction pipe, 9-dissolved oxygen detector, 10-liquid level meter, 11-sludge circulation pump, 12-MBR tank water inlet, 13-flowmeter, 14-baffle plate.

Detailed Description

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

Spatially relative terms, such as "above," "upper" and "upper surface," "above" and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above" may include both orientations of "above" and "below. The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, the utility model discloses a rural integrated sewage treatment device. The technical scheme provided by the utility model is as follows:

the utility model provides a rural integration sewage treatment device, includes box reactor, box reactor includes adjusting device, reaction unit and filter equipment, adjusting device, reaction unit and filter equipment are respectively: the anaerobic reactor 4 is an ABR reactor; the regulating tank is provided with a plurality of baffle plates 14, the baffle plates 14 are arranged in the ABR reaction chamber at intervals, the baffle plates 14 extend from the upper end to the lower end of the ABR reactor by a certain distance, and the ABR reactor is divided into a downward flow chamber and an upward flow chamber which are mutually connected in series; hollow fiber membranes 7 are arranged in the MBR tank 6 and are fixed through a bracket of the box body;

the upper left end of the regulating tank is externally connected with a wastewater inlet 1, the inner wall of the regulating tank 3 is provided with a submersible mixer 2, and the upper right end of the regulating tank 3 is provided with an opening which is communicated with the anaerobic reactor 4;

the upper end of the anaerobic reactor 4 is provided with a flowmeter 13 for detecting the flow of wastewater entering the anaerobic reactor 4;

the upper left end of the MBR tank 6 is provided with an MBR tank water inlet 12, the upper end of the MBR tank is provided with a dissolved oxygen detector 9, a liquid level meter 10 and a sludge circulating pump 11, one end of the sludge circulating pump 11 is connected into the anaerobic reactor 4 through a pipeline, and the other end of the sludge circulating pump is connected into the MBR tank 6 through a pipeline, so that wastewater can flow back through the sludge circulating pump 11, and mud and water are fully mixed; the lower end is provided with an inverted T-shaped self-priming pump suction pipe 8 which is fixed on the box body through bolts.

The specific working principle is as follows: during normal operation, wastewater enters the regulating tank 3 from the wastewater inlet 1, flows to the anaerobic reactor 4 through the submersible mixer 2 in a pushing way, after partial organic pollutants and nitrogen and phosphorus substances in the wastewater are removed, the wastewater flows into the MBR tank 6 from the MBR tank water inlet 12 after being pushed by the submersible mixer 2, the gas quantity of the wide aeration pipe 5 is regulated through the dissolved oxygen detector 9, the aeration is continued, the organic pollutants and the nitrogen and phosphorus substances are further removed, and the high-concentration activated sludge is blocked in the MBR tank 6. The waste water passes through the self-priming pump suction pipe 8 through the hollow fiber membrane 7 under the control of the liquid level meter 10, so that the treated waste water can be continuously and stably discharged; the other part of wastewater is subjected to internal reflux of the anaerobic biochemical system through a sludge circulating pump 11, so that the muddy water in the anaerobic reactor 4 is fully mixed, and the degradation effect of the muddy water is improved; the reflux ratio is controlled by observing the flowmeter 13, the control process is flexibly adjusted, different incoming water quality is met, and the discharge is stable and reaches the standard.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Rural integration sewage treatment device, including box reactor, its characterized in that, box reactor includes adjusting device, reaction unit and filter equipment, adjusting device, reaction unit and filter equipment include respectively: an adjusting tank (3), an anaerobic reactor (4) and an MBR tank (6); a plurality of layers of baffle plates (14) are arranged in the anaerobic reactor (4), the baffle plates (14) are arranged in the anaerobic reactor at intervals, the baffle plates (14) extend downwards from the upper end of the anaerobic reactor (4) to the bottom for a certain distance, and the anaerobic reactor (4) is divided into a downward flow chamber and an upward flow chamber which are sequentially connected in series; the MBR tank (6) is provided with a hollow fiber membrane (7) and is fixed through a bracket of the box body.

2. Rural integrated sewage treatment equipment according to claim 1, wherein the sewage passes through the regulating tank (3), the anaerobic reactor (4) and the MBR tank (6) in sequence during treatment.

3. Rural integrated sewage treatment equipment according to claim 1, wherein the regulating tank (3) is externally connected with a wastewater inlet (1), a submersible mixer (2) is arranged on the inner wall of the regulating tank (3), and an opening is formed in the regulating tank (3) and communicated with the anaerobic reactor (4).

4. Rural integrated sewage treatment plant according to claim 1, wherein the anaerobic reactor is further provided with a flow meter (13).

5. Rural integrated sewage treatment equipment according to claim 1, wherein the MBR tank (6) is further provided with an MBR tank water inlet (12), the upper end of the MBR tank is provided with a dissolved oxygen detector (9), a liquid level meter (10) and a sludge circulating pump (11), one end of the sludge circulating pump (11) is connected into the anaerobic reactor (4) through a pipeline, and the other end of the sludge circulating pump is connected into the MBR tank (6) through another pipeline; the lower end is provided with an inverted T-shaped self-priming pump suction pipe (8) which is fixed on the box body through bolts.

6. The rural integrated sewage treatment equipment according to claim 4, wherein a wide aeration pipe (5) is arranged at the bottom of the MBR tank (6) and is fixed on the tank body through bolts.