CN219603353U

CN219603353U - High-efficient biological filter device

Info

Publication number: CN219603353U
Application number: CN202320477823.8U
Authority: CN
Inventors: 徐菲菲; 马宁宁; 沈玉亮; 侯文勋; 王志选
Original assignee: Shandong Shenglan Environmental Technology Co ltd
Current assignee: Shandong Shenglan Environmental Technology Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-08-29
Anticipated expiration: 2033-03-14

Abstract

The utility model provides a high-efficiency biological filter device which comprises a tank body, wherein an aeration pipe, a water distribution pipe, a supporting screen plate, an elastic screen plate and an interception screen plate are sequentially arranged in the tank body from bottom to top, an air compressor is arranged on the left side of the tank body, the output end of the air compressor penetrates through the side wall of the tank body and is connected with the aeration pipe, a sewage tank is further arranged on the left side of the air compressor, the sewage tank is communicated with the water distribution pipe through the sewage pipe and a connecting pipe, and a clean water tank is arranged on the right side of the tank body and is communicated with the water distribution pipe through a backwashing pipe and the connecting pipe. The utility model can prevent the filler from being blocked, improves the biological filtering effect, has good impact load resistance and is convenient for back flushing.

Description

High-efficient biological filter device

Technical Field

The utility model belongs to the technical field of water treatment, and particularly relates to a high-efficiency biological filter device.

Background

Most of the existing biological filters are biological aerated filters, and the biological aerated filter technology is a novel sewage treatment technology integrating three functions of filtering, adsorption and biological oxidation. The technology can simultaneously play the roles of a common aeration tank, a secondary sedimentation tank and a sand filter tank, has multiple functions of removing SS, BOD, nitrifying and denitrifying and the like, and has proved to be a sewage treatment technology with high efficiency, low cost and small occupied area, and has wide application prospect.

In the aeration biological filter, tank pressure filtration and packing pressureless gravity filtration are mainly adopted for water filtration, and most of the packing is horizontally distributed, so that the main defects are that: suspended matters in water are quickly precipitated on the surface of the filler, so that the overflow area is reduced, a running water channel is blocked, the filler needs to be replaced for a period of time, the running energy consumption is high, the filler of the existing biological filter is also provided with the defects of non-adjustable density, low impact load resistance, easiness in causing filler blocking and the like.

Disclosure of Invention

The utility model aims to provide a high-efficiency biological filter device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient biological filter device, includes the cell body, from supreme aeration pipe, water distribution pipe, support otter board, elasticity otter board, the interception otter board of being equipped with in proper order down in the cell body, and the left side of cell body is equipped with the air compressor machine, and the output of air compressor machine runs through the cell body lateral wall and connects the aeration pipe, and the left side of air compressor machine still is equipped with the effluent water sump, and the effluent water sump passes through sewage pipe and connecting pipe intercommunication water distribution pipe, the right side of cell body is equipped with the clean water tank, and the clean water tank passes through backwash pipe and connecting pipe intercommunication water distribution pipe.

Preferably, a plurality of groups of elastic pieces and lifting tubes are arranged between the supporting mesh plate and the elastic mesh plate at intervals, the elastic pieces are vertically fixed on the supporting mesh plate and the elastic mesh plate, a first filler is connected in series on the elastic pieces, the lifting tubes are of a structure with two open ends, one ends of the lifting tubes are fixed on the supporting mesh plate by means of springs, and the other ends of the lifting tubes are fixed on the elastic mesh plate.

Preferably, a packing area is arranged between the elastic screen plate and the interception screen plate, a second packing is arranged in the packing area, and the volume of the second packing is three fourths of that of the packing area.

Preferably, the inner side wall of the tank body is also provided with an overflow port above the interception net plate, and the overflow port is communicated with the clean water tank.

Preferably, the lifting pipe is connected with a stripper.

Preferably, a first valve is arranged on the sewage pipe close to the connecting pipe, a second valve is arranged on the backwash pipe close to the connecting pipe, and the sewage pipe, the backwash pipe and the connecting pipe are connected through a tee joint.

Preferably, the sewage pipe is also provided with a water suction pump, and the backwashing pipe is also provided with a backwashing pump.

Preferably, the water distribution pipe and the aeration pipe are respectively a plurality of circular pipes concentric with each other, and the water distribution pipe is provided with a spray head.

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

(1) The elastic piece designed by the utility model can adjust the gap between the first fillers, has better impact load resistance, and the designed lifting pipe and the stripper not only can adjust the gap between the second fillers, but also can improve the working efficiency of water treatment;

(2) The arrangement of the water distribution pipe and the aeration pipe increases the contact area between sewage and biological filler, and in addition, the cooperation of the backwashing pipe, the filler area and the elastic piece can also prevent the filler from being blocked by pollutants, thereby improving the degradation efficiency of the biological film.

Other features of the present disclosure and its advantages will become apparent from the following detailed description of exemplary embodiments of the disclosure, which proceeds with reference to the accompanying drawings.

Drawings

FIG. 1 is an overall view of a high efficiency biofilter unit of the present utility model;

the sewage treatment device comprises a tank body 1, a supporting screen plate 2, an elastic screen plate 3, an interception screen plate 4, an elastic piece 5, a first filling material 6, a filling material area 7, a second filling material 8, a stripper 9, a lifting pipe 10, a spring 11, a sewage tank 12, a sewage pipe 13, a connecting pipe 14, a water distribution pipe 15, a spray head 16, a first valve 17, an air compressor 18, an aeration pipe 19, a clean water tank 20, a backwash pipe 21, a backwash pump 22, a second valve 23, a tee joint 24, a water suction pump 25 and an overflow port 26.

Description of the embodiments

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. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Spatially relative terms, such as "above" … …, "intermediate," "at one end of … …," "at the other end," 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, a high-efficiency biological filter device comprises a tank body 1, wherein an aeration pipe 19, a water distribution pipe 15, a supporting screen plate 2, an elastic screen plate 3 and an interception screen plate 4 are sequentially arranged in the tank body 1 from bottom to top, an air compressor 18 is arranged on the left side of the tank body 1, the output end of the air compressor 18 penetrates through the side wall of the tank body 1 and is connected with the aeration pipe 19, a sewage tank 12 is further arranged on the left side of the air compressor 18, the sewage tank 12 is communicated with the water distribution pipe 15 through a sewage pipe 13 and a connecting pipe 14, a clean water tank 20 is arranged on the right side of the tank body 1, and the clean water tank 20 is communicated with the water distribution pipe 15 through a backwash pipe 21 and the connecting pipe 14.

The support screen plate 2 and the elastic screen plate 3 are provided with a plurality of groups of elastic pieces 5 and lifting tubes 10 which are arranged at intervals, the elastic pieces 5 are vertically fixed on the support screen plate 2 and the elastic screen plate 3, the elastic pieces 5 are connected with a first filler 6 in series, the lifting tubes 10 are of a structure with two open ends, one ends of the lifting tubes 10 are fixed on the support screen plate 2 by means of springs, and the other ends of the lifting tubes 10 are fixed on the elastic screen plate 3.

A packing area 7 is arranged between the elastic screen plate 3 and the interception screen plate 4, a second packing 8 is arranged in the packing area 7, and the volume of the second packing 8 accounts for three quarters of the volume of the packing area 7, so that the design can realize the gap adjustment between the second packing 8.

The inner side wall of the tank body 1 is positioned above the interception net plate 4 and is also provided with an overflow port 26, and the overflow port 26 is communicated with the clean water tank 20.

Specifically, the lifting pipe 10 is connected with a stripper 9, and the stripper 9 can increase the water flow speed, and can generate vibration action on the filling area 7 to prevent the filling from being blocked.

Further, a first valve 17 is arranged on the sewage pipe 13 near the connecting pipe 14, a second valve 23 is arranged on the backwash pipe 21 near the connecting pipe 14, and the sewage pipe 13, the backwash pipe 21 and the connecting pipe 14 are connected through a tee joint 24, so that the design saves the pipeline space.

Further, a water pump 25 is further provided on the sewage pipe 13, and a backwash pump 22 is further provided on the backwash pipe 21.

Furthermore, the water distribution pipe 15 and the aeration pipe 19 are respectively a plurality of concentric round pipes, and the water distribution pipe 15 is provided with a spray head 16.

The working principle of the utility model is as follows: when the sewage treatment device works, the first valve 17 and the water suction pump 25 are opened, the second valve 23 is kept closed, sewage is sent to the water distribution pipe 15 through the sewage pipe 13 and the connecting pipe 14, the water distribution pipe 15 is uniformly distributed in the cross section range of the tank body 1, a part of sewage is directly contacted with a biological film growing on the first filler 6, a part of sewage directly enters the filler area 7 through the lifting pipe 10 under the action of the air stripper 9 to be contacted with a life film growing on the second filler 8, the gap of the first filler 6 can be regulated by the elastic piece 5 and the elastic screen 3 under the action of water, the gap of the second filler 8 in the filler area 7 is regulated under the action of the air stripper 9 to prevent the filler from being blocked, the air compressor 18 can provide oxygen required by the biological film, finally, filtered water enters the clean water tank 20 through the overflow port 26, when the sewage is required, the first valve 17 is closed, the second valve 23 is opened, and the backwash pump 22 enters the water distribution pipe 15 from the clean water tank 20 through the backwash pipe 21 and the connecting pipe 14.

Example 1

The utility model provides a high-efficient biological filter device, includes cell body 1, from down supreme aeration pipe 19, water distribution pipe 15, support otter board 2, elasticity otter board 3, interception otter board 4 of being equipped with in the cell body 1 in proper order, and the left side of cell body 1 is equipped with air compressor machine 18, and air compressor machine 18's output runs through cell body 1 lateral wall and connects aeration pipe 19, and air compressor machine 18's left side still is equipped with effluent water sump 12, and effluent water sump 12 passes through effluent water pipe 13 and connecting pipe 14 intercommunication water distribution pipe 15, the right side of cell body 1 is equipped with clean water pond 20, and clean water pond 20 passes through backwash pipe 21 and connecting pipe 14 intercommunication water distribution pipe 15.

The sewage pipe 13 is provided with a first valve 17 close to the connecting pipe 14, the backwash pipe 21 is provided with a second valve 23 close to the connecting pipe 14, the sewage pipe 13 is also provided with a water suction pump 25, and the backwash pipe 21 is also provided with a backwash pump 22.

The lifting pipe 10 is connected with a stripper 9.

Example 2

The lifting pipe 10 is connected with a stripper 9.

The water distribution pipe 15 and the aeration pipe 19 are respectively a plurality of circular pipes concentric with each other, and the water distribution pipe 15 is provided with a spray head 16.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient biological filter device, includes cell body (1), its characterized in that: the sewage treatment device is characterized in that an aeration pipe (19), a water distribution pipe (15), a supporting screen plate (2), an elastic screen plate (3) and an interception screen plate (4) are sequentially arranged in the tank body (1) from bottom to top, an air compressor (18) is arranged on the left side of the tank body (1), the output end of the air compressor (18) penetrates through the side wall of the tank body (1) and is connected with the aeration pipe (19), a sewage tank (12) is further arranged on the left side of the air compressor (18), the sewage tank (12) is communicated with the water distribution pipe (15) through the sewage pipe (13) and a connecting pipe (14), a clean water tank (20) is arranged on the right side of the tank body (1), and the clean water tank (20) is communicated with the water distribution pipe (15) through a backwashing pipe (21) and the connecting pipe (14).

2. A high efficiency biofilter unit as defined in claim 1, wherein: the support screen plate (2) and the elastic screen plate (3) are provided with elastic pieces (5) and lifting tubes (10) which are arranged at intervals, the elastic pieces (5) are vertically fixed on the support screen plate (2) and the elastic screen plate (3), the elastic pieces (5) are connected with first fillers (6) in series, the lifting tubes (10) are of two-end opening structures, one ends of the lifting tubes (10) are fixed on the support screen plate (2) by means of springs (11), and the other ends of the lifting tubes are fixed on the elastic screen plate (3).

3. A high efficiency biofilter unit as claimed in claim 2, characterized in that: a packing area (7) is arranged between the elastic screen plate (3) and the interception screen plate (4), a second packing (8) is arranged in the packing area (7), and the volume of the second packing (8) accounts for three quarters of the packing area (7).

4. A high efficiency biofilter unit as claimed in claim 2, characterized in that: the inner side wall of the tank body (1) is positioned above the interception net plate (4) and is also provided with an overflow port (26), and the overflow port (26) is communicated with the clean water tank (20).

5. A high efficiency biofilter unit as claimed in claim 2, characterized in that: the lifting pipe (10) is connected with a stripper (9).

6. A high efficiency biofilter unit as defined in claim 1, wherein: the sewage pipe (13) is provided with a first valve (17) close to the connecting pipe (14), the backwash pipe (21) is provided with a second valve (23) close to the connecting pipe (14), and the sewage pipe (13), the backwash pipe (21) and the connecting pipe (14) are connected through a tee joint (24).

7. A high efficiency biological filter apparatus as defined in claim 6 wherein: the sewage pipe (13) is also provided with a water suction pump (25), and the backwashing pipe (21) is also provided with a backwashing pump (22).

8. A high efficiency biofilter unit as defined in claim 1, wherein: the water distribution pipe (15) and the aeration pipe (19) are respectively a plurality of concentric circular pipes, and a spray head (16) is arranged on the water distribution pipe (15).