CN220976694U

CN220976694U - MBBR pond suspended filler interception filter screen system

Info

Publication number: CN220976694U
Application number: CN202322175069.5U
Authority: CN
Inventors: 蒋卫新; 高甲义; 陈俊峰; 朱伟
Original assignee: Jiangsu Anlisi Environmental Technology Development Co ltd
Current assignee: Jiangsu Anlisi Environmental Technology Development Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-05-17
Anticipated expiration: 2033-08-11

Abstract

The utility model discloses a suspended filler interception filter screen system of an MBBR tank, which relates to the technical field of filter equipment and comprises a support, an annular filter screen, two support assemblies, flushing equipment and a driving assembly, wherein the two support assemblies are rotatably connected to the support at intervals along the height direction of the support, the annular filter screen is annularly arranged on the two support assemblies, baffle plates are arranged on the support at the opening parts of the two sides of the annular filter screen, the driving assembly can drive one support assembly to rotate so as to drive the annular filter screen to rotate, the water outlet end of the flushing equipment is positioned above the annular filter screen and faces the annular filter screen, a water outlet communicated with the inside of the annular filter screen is arranged at the part, close to the bottom, of one baffle plate, so that the running stability of the MBBR tank can be maintained, and suspended filler in the tank can be prevented from escaping from the tank.

Description

MBBR pond suspended filler interception filter screen system

Technical Field

The utility model relates to the technical field of filtering equipment, in particular to a suspended filler interception filter screen system of an MBBR tank.

Background

The Moving Bed Biofilm Reactor (MBBR) is a novel efficient reactor between an activated sludge process and a fixed biofilm process, carriers with large specific surface areas in the reactor freely move in water due to stirring, and when sewage continuously passes through the reactor filled with moving fillers, a biofilm grows on the carriers, and microorganisms on the biofilm are greatly propagated, so that the sewage purifying effect is achieved.

Under the action of aeration or mechanical stirring, the carrier ensures that wastewater is closely contacted with the biological film growing on the carrier, improves the mass transfer efficiency of the system, strengthens the updating of the microorganisms of the biological film, and maintains and improves the activity of the biological film; to prevent loss of packing from the reactor, a retention screen system is provided at the reactor outlet.

The existing retention filter screen is provided with a porous flat plate type or a winding welding pipe type (vertical or horizontal direction), the running time is long, and due to accumulation of suspended matters, hair and the like in sewage, the phenomenon of pollution blocking is easy to occur, and the long-term stable running of a sewage treatment system is influenced.

Disclosure of utility model

The utility model aims to provide a suspended filler interception filter screen system of an MBBR tank, which solves the problems of the prior art, can keep the running stability of the MBBR tank and prevent suspended filler in the tank from escaping from the tank.

In order to achieve the above object, the present utility model provides the following solutions:

The utility model provides a suspended filler interception filter screen system of an MBBR pool, which comprises a bracket, an annular filter screen, two supporting components, flushing equipment and a driving component, wherein the two supporting components are connected to the bracket in a rotating way at intervals along the height direction of the bracket, the annular filter screen is annularly arranged on the two supporting components, baffle plates are arranged on the bracket at the opening parts of the two sides of the annular filter screen, the driving component can drive one supporting component to rotate so as to drive the annular filter screen to rotate, the water outlet end of the flushing equipment is positioned above the annular filter screen and faces the annular filter screen, and a water outlet communicated with the inside of the annular filter screen is arranged on the baffle plate at the part close to the bottom of the baffle plate.

Preferably, the support assembly is a roller.

Preferably, the water outlet end of the flushing device is provided with a plurality of flushing spray heads at equal intervals along the width direction of the annular filter screen.

Preferably, the water inlet pipe of the flushing device is fixedly arranged on one baffle plate.

Preferably, the driving assembly is fixedly arranged at the upper part of one baffle plate.

Preferably, the driving assembly is a gear motor.

Preferably, the bracket is a rectangular frame.

Preferably, the two support assemblies are driven by a chain.

Preferably, the diameter of the opening on the annular filter screen is 10-14 mm.

Compared with the prior art, the utility model has the following technical effects:

The utility model provides a suspended filler interception filter screen system of an MBBR tank, which is characterized in that an annular filter screen is rotated on a bracket, baffle plates are arranged at openings at two sides of the annular filter screen, and a water outlet is communicated with the inside of the annular filter screen, so that water in the MBBR tank flows out of the tank sequentially through the annular filter screen and the water outlet, and a flushing end of flushing equipment flushes the water towards the annular filter screen which performs rotary motion, so that sundries adhered to the annular filter screen can be flushed and removed, the running stability of the MBBR tank is improved, and suspended filler in the tank is prevented from escaping from the tank.

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 needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an axial structural schematic diagram of a suspended filler interception filter screen system of an MBBR tank provided by the utility model;

FIG. 2 is a schematic view of the structure of the annular screen and support assembly;

In the figure: the device comprises a 1-bracket, a 2-supporting component, a 3-annular filter screen, a 4-driving component, a 5-water outlet, a 6-water inlet pipe, a 7-baffle and an 8-flushing spray header.

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.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

The utility model provides a suspended filler interception filter screen system of an MBBR pool, which is shown in figures 1-2, and comprises a bracket 1, an annular filter screen 3, two support components 2, flushing equipment and a driving component 4, wherein the bracket 1 is a rectangular bracket 1 formed by welding triangular iron, the two support components 2 are rotatably connected to the bracket 1 at intervals along the height direction of the bracket 1 through bearings or other revolute pair structures, and the two support components 2 are transmitted through a transmission chain to realize synchronous rotation, and particularly, the support components 2 are idler wheels and the like; the annular filter screen 3 is a deformable plastic filter screen or a corrosion-resistant iron filter screen, and the diameter of an opening of the annular filter screen 3 is 10-14 mm, preferably 12mm; the annular filter screens 3 are arranged on the two support assemblies 2 in a surrounding mode, baffle plates 7 are arranged at the positions, located at openings on two sides of the annular filter screens 3, of the support 1, sealing rubber strips are arranged between the baffle plates 7 and the annular filter screens 4 to reduce gaps between the baffle plates 7 and the annular filter screens 4, the driving assembly 4 is fixedly arranged on the upper portion of one baffle plate 7, the driving assembly 4 can drive one support assembly 2 to rotate so as to drive the annular filter screens 3 to rotate, and the driving assembly 4 is specifically a gear motor; the water outlet end of the flushing equipment is positioned above the annular filter screen 3 and faces the annular filter screen 3, and particularly, a plurality of flushing spray heads 8 are arranged at equal intervals along the width direction of the annular filter screen 3, and a water inlet pipe 6 of the flushing equipment is fixedly arranged on a baffle 7; a water outlet 5 communicated with the inside of the annular filter screen 3 is arranged on a part of one baffle 7 near the bottom.

In the concrete implementation process, the support 1 is fixedly arranged in the MBBR tank, the support component 2 positioned at the upper part is higher than the water surface in the tank, the water outlet 5 is communicated with the input end of the tank water purification system positioned outside the MBBR tank, the water inlet pipe 6 of the flushing equipment is communicated with the output end of the water supply device, water in the MBBR tank flows out of the tank through the annular filter screen 3 and the water outlet 5 in sequence, then the driving equipment and the water supply device are started, the water source of the water supply device can be tap water or treated water at the rear section of the equipment so as to flush the surface of the annular filter screen 3 which performs rotary motion, remove sundries and the like adhered to the surface of the annular filter screen 3, and flushing can be performed at regular time or continuously, thereby improving the running stability of the MBBR tank.

The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

Claims

1. An MBBR pond suspended filler interception filter screen system, its characterized in that: comprising the following steps: support, annular filter screen, two supporting components, flushing equipment and actuating component, two supporting components are followed the direction of height interval rotation of support is connected on the support, annular filter screen ring is established two on the supporting component, be located on the support annular filter screen both sides open-ended position all is provided with the baffle, actuating component can drive one supporting component rotates in order to drive annular filter screen rotates, flushing equipment's play water end is located the top of annular filter screen and orientation annular filter screen, one be close to its bottom on the baffle the position be provided with the delivery port of the inside intercommunication of annular filter screen.

2. The MBBR pond suspended filler interception filter system of claim 1, wherein: the supporting component is a roller.

3. The MBBR pond suspended filler interception filter system of claim 1, wherein: the water outlet end of the flushing equipment is provided with a plurality of flushing spray heads at equal intervals along the width direction of the annular filter screen.

4. The MBBR pond suspended filler interception filter system of claim 1, wherein: the water inlet pipe of the flushing equipment is fixedly arranged on one baffle.

5. The MBBR pond suspended filler interception filter system of claim 1, wherein: the driving component is fixedly arranged on the upper part of one baffle plate.

6. The MBBR pond suspended filler interception filter system of claim 1, wherein: the driving component is a gear motor.

7. The MBBR pond suspended filler interception filter system of claim 1, wherein: the support is a rectangular frame.

8. The MBBR pond suspended filler interception filter system of claim 1, wherein: the two support components are driven by a chain.

9. The MBBR pond suspended filler interception filter system of claim 1, wherein: the diameter of the opening on the annular filter screen is 10-14 mm.