CN214880509U - Flow-guiding aeration biological filter - Google Patents

Abstract

The utility model relates to a water conservancy diversion aeration biological filter relates to sewage treatment's field, and it includes the shell, the vertical two guide walls that are equipped with of shell inner wall, the inside of shell is by two guide wall falls into three region, including one district, two districts and three districts, one district with three districts set up side by side, one district with be equipped with the filler in three districts, one district with by between three districts the guide wall separates, two districts are located one district with three regional below, one district with be equipped with the multilayer back flush water pipe network of a plurality of quantities in three districts, the setting of vertical direction is followed to multilayer back flush water pipe network. This application has the effect that improves washing filler efficiency.

Description

Flow-guiding aeration biological filter

Technical Field

The application relates to the field of sewage treatment, in particular to a diversion aeration biological filter.

Background

The diversion aeration biological filter is a new technology formed by combining a plurality of technologies such as a downward flow aeration biological filter method, an upward flow aeration biological filter method, a contact oxidation method and the like on the basis of the traditional aeration biological filter.

The current Chinese patent with patent application number CN200420033672.4 proposes a diversion aeration biological filter, which belongs to a sewage filter tank, the filter tank is a U-shaped double-cone diversion aeration filter tank, the inner cone is a convection contact biological oxidation filter area, the outer cone is a biological filter area, a sedimentation reflux area, filler and filter material are arranged in the inner cone and the outer cone, a back flush air pipe and a water pipe are arranged at the bottom of the filter tank, the filler is arranged below the convection contact biological oxidation filter area and the biological filter area, a transverse air inlet pipe and a vertical air inlet pipe are arranged below the filler, a sewage inlet pipe is arranged above the convection contact biological oxidation filter area, a water outlet pipe is arranged above the biological filter area, and a sludge discharge pipe is arranged below a diversion aeration biological filter tank shell.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: after the filler is used for a period of time, an operator needs to back flush the filler, and because the back flush air pipe and the water pipe are arranged close to the bottom, the flushing effect of the filler close to the lower part is better, and the flushing effect of the filler close to the top is poorer.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of being close to the relatively poor effect of washing of top filler, the application provides a water conservancy diversion aeration biological filter.

The application provides a water conservancy diversion aeration biological filter adopts following technical scheme:

the utility model provides a water conservancy diversion aeration biological filter, includes the shell, the vertical two guide walls that are equipped with of shell inner wall, the inside of shell is by two guide wall falls into three region, including one district, two districts and three districts, one district with three districts set up side by side, one district with be equipped with the filler in the three districts, one district with by the guide wall separates between the three districts, two districts are located one district with three regional below, one district with be equipped with the multilayer back flush water pipe net of a plurality of quantities in the three districts, the vertical direction setting of multilayer back flush water pipe net is followed.

Through adopting above-mentioned technical scheme, be equipped with multilayer back flush water pipe net in one district and the three districts, when washing the filler, multilayer back flush water pipe net can wash the filler of the different degree of depth simultaneously to be favorable to improving the washing efficiency and the washing effect of filler.

Optionally, the multi-layer backwashing water pipe network is in a square frame shape, the multi-layer backwashing water pipe network includes two vertical pipes and a plurality of horizontal pipes, the two vertical pipes are installed on two opposite side surfaces of the inner wall of the housing, and the plurality of horizontal pipes are arranged in the vertical direction and horizontally connected between the two vertical pipes.

Through adopting above-mentioned technical scheme, two standpipe are used for supporting and connect many violently pipes, and many violently pipes are arranged along vertical direction, and the violently pipe of co-altitude can wash the filler of co-altitude position not to make abluent effect better, cleaning efficiency also higher.

Optionally, a supporting plate is arranged on the inner wall of the shell, the bottoms of the multiple layers of backwashing water pipe networks are inserted into the supporting plate, and a guide groove for guiding the vertical pipe is formed in the inner wall of the shell.

Through adopting above-mentioned technical scheme, when installing multilayer backwashing water pipe network, the guide way plays the guide effect to multilayer backwashing water pipe network for the operator is convenient for peg graft multilayer backwashing water pipe network on the layer board, realizes the installation of multilayer backwashing water pipe network.

Optionally, a guide member is vertically fixed to an inner wall of the housing, the guide member includes two guide plates arranged oppositely, and an area between the two guide plates encloses the guide groove.

Through adopting above-mentioned technical scheme, the guide way is enclosed by two relative baffle, and the baffle plays the guide effect to the standpipe, and the baffle has the clamping action to the standpipe simultaneously, carries on spacingly to multilayer back flush water pipe net for the installation of multilayer back flush water pipe net is more firm.

Optionally, the number of the guide pieces is multiple, and the guide pieces are arranged on the inner wall of the housing at intervals in the vertical direction.

By adopting the technical scheme, the purpose of guiding and fixing the multilayer backwashing water pipe network can be achieved by arranging the plurality of guide pieces, and meanwhile, the purpose of saving materials can be achieved.

Optionally, each top end of the multilayer backwashing water pipe network is connected with a water inlet pipe, the outer shell is externally provided with water supply pipes with the same number as the water inlet pipes, the water supply pipes and the water inlet pipes are respectively connected with flanges, and the two flanges are connected through bolts.

Through adopting above-mentioned technical scheme, the multilayer backwash water pipe network passes through the delivery pipe and supplies water, is detachable connection structure between delivery pipe and the multilayer backwash water pipe network, and the operator can install the multilayer backwash water pipe network inside the shell earlier, then connects multilayer backwash water pipe network and delivery pipe to it is more convenient when installing multilayer backwash water pipe network to make the operator.

Optionally, a sealing gasket is arranged between the two flanges.

Through adopting above-mentioned technical scheme, sealed the leakproofness that fills up between being used for increasing inlet tube and the delivery pipe reduces rivers and reveals the emergence of phenomenon.

Optionally, the surface of the multilayer backwashing water pipe network is coated with an anticorrosive layer.

By adopting the technical scheme, the surface of the multilayer backwashing water pipe network is coated with the anticorrosive coating which can increase the protection of the multilayer backwashing water pipe network and prolong the service life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first zone and the third zone are internally provided with a plurality of layers of backwashing water pipe networks, and when the fillers are washed, the plurality of layers of backwashing water pipe networks can wash the fillers with different depths simultaneously, so that the washing efficiency and the washing effect of the fillers are improved;

2. the two vertical pipes are used for supporting and connecting the plurality of transverse pipes, the plurality of transverse pipes are arranged along the vertical direction, and the transverse pipes with different heights can clean fillers at different height positions, so that the cleaning effect is better, and the cleaning efficiency is higher;

3. when installing multilayer back flush water pipe network, the guide way plays the guide effect to multilayer back flush water pipe network for the operator is convenient for peg graft multilayer back flush water pipe network on the layer board, realizes the installation of multilayer back flush water pipe network.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a front sectional view schematically illustrating the structure of the present embodiment;

FIG. 3 is a side cross-sectional view of the present embodiment;

fig. 4 is a partially enlarged schematic view a.

Reference numerals: 1. a housing; 11. a sludge discharge pipe; 12. a drain pipe; 13. a support plate; 14. an aeration disc; 2. a guide wall; 3. multilayer backwash water pipe networks; 31. a vertical tube; 32. a transverse tube; 4. a support plate; 5. a guide plate; 6. a water inlet pipe; 7. a water supply pipe; 8. a flange; 9. and a gasket.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

A diversion aeration biological filter, referring to fig. 1, comprises a shell 1, a filler is arranged in the shell 1, when sewage enters the shell 1, microorganisms in the filler eat organic matters in the sewage, thereby achieving the effect of sewage treatment.

As shown in fig. 2 and 3, the housing 1 is vertically arranged on the ground, the bottom of the housing 1 is fixedly connected with supporting legs, the upper part of the housing 1 is cuboid, the bottom of the housing 1 is frustum pyramid-shaped, the bottom of the housing 1 is communicated with a sludge discharge pipe 11, and the sludge discharge pipe 11 is used for discharging sludge in the housing 1. One side of the shell 1 is fixedly connected with a drain pipe 12, the mounting height of the drain pipe 12 is close to the top end of the shell 1, the treated sewage overflows to the outside from the drain pipe 12, and one end of the shell 1, opposite to the drain pipe 12, is fixedly provided with a stair.

Two water conservancy diversion walls 2 of the inside fixedly connected with of shell 1, two limit fixed connection of water conservancy diversion wall 2 are on 1 inner wall of shell, two water conservancy diversion walls 2 set up relatively, 2 upper portion parallel arrangement of two water conservancy diversion walls, the bottom is the splayed setting, two water conservancy diversion walls 2 divide into three rectangle region with the cuboid region on 1 upper portion of shell, the region is called one district between two water conservancy diversion walls 2, the region is called three district between water conservancy diversion wall 2 and the 1 inner wall of shell, the region of 1 bottom terrace with edge form of shell is called two districts. The top of the shell 1 is connected with a sewage inlet pipe, sewage enters the shell 1 from the sewage inlet pipe, firstly enters the first area, and then flows through the second area to enter the third area.

The filler is placed in one district and three districts, and when sewage flow through one district and three districts, the filler purifies sewage, and two districts mainly used collect the mud that subsides, when opening mud pipe 11, mud is discharged from shell 1 inside.

In order to prevent the filler from being discharged from the sludge discharge pipe 11, the inner wall of the shell 1 is horizontally and fixedly connected with a bearing plate 413, the bearing plate 413 is positioned at the splayed opening part formed by the two guide walls 2, a plurality of holes are formed in the bearing plate 413, and the hole diameter is smaller than the size of the filler, so that the filler is difficult to pass through. An aeration disc 14 is arranged above the bearing plate 413, and the aeration disc 14 is used for introducing air into the sewage to provide oxygen required by life for microorganisms.

After a period of use, the filler needs to be cleaned. The inside multilayer backwash water pipe network 3 that is equipped with of shell 1, multilayer backwash water pipe network 3 include that two standpipe 31 and many violently manage 32, and the cross sectional shape of standpipe 31 and violently managing 32 is circular, and has all seted up a plurality of hole for water sprayings on violently managing 32 and standpipe 31, and two vertical settings of standpipe 31, many violently manage 32 along the equidistant connection between two standpipe 31 of vertical direction, standpipe 31 and violently manage 32 constitution square frame form.

Equal fixedly connected with layer board 4 and a plurality of guide on the relative both sides face of width direction is followed to shell 1 inside, and layer board 4 fixed connection is at 1 inner wall of shell, and layer board 4's cross sectional shape is the U-shaped, and the bottom of standpipe 31 is installed on layer board 4. The supporting plate 4 is used for supporting the multilayer backwashing water pipe network 3 and plays a supporting role for the multilayer backwashing water pipe network 3.

The plurality of guide members are positioned right above the supporting plate 4, and the plurality of guide members are fixedly connected to the inner wall of the housing 1 at equal intervals along the vertical direction. The guide piece includes two baffle 5, and baffle 5 is rectangular plate-like, and two relative settings of baffle 5 and vertical fixed connection are on 1 inner wall of shell, and the guide way is enclosed into in the region between two baffle 5, and standpipe 31 is installed in the middle of two baffle 5. When installation multilayer back flush water pipe net 3, standpipe 31 pegs graft in the guide way, and the guide way plays the guide effect to standpipe 31, and two blocks of baffle 5 play the clamping action to standpipe 31 simultaneously for 3 installations of multilayer back flush water pipe net are more firm.

As shown in fig. 2 and 4, the top end of each multi-layer backwashing water pipe network 3 is connected with a vertical water inlet pipe 6, the water inlet pipe 6 penetrates through the top of the shell 1, the three water inlet pipes 6 are respectively connected with a water supply pipe 7, the tail ends of the three water supply pipes 7 are connected to the same pipeline, the side surfaces of the water inlet pipe 6 opposite to the water supply pipes 7 are respectively and fixedly connected with a flange 8, and the two flanges 8 are fixedly connected through bolts. In order to provide a better seal between the inlet pipe 6 and the supply pipe 7, a sealing gasket 9 is connected between the two flanges 8. In order to prolong the service life of the multilayer backwashing water pipe network 3, the surface of the multilayer backwashing water pipe network 3 is coated with anticorrosive paint.

The implementation principle of the embodiment of the application is as follows: the shell 1 internally mounted has multilayer backwash water pipe network 3, and layer board 4 plays the supporting effect to multilayer backwash water pipe network 3, and the guide plays installation direction and fixed effect to multilayer backwash water pipe network 3, lets in the high pressure water in to multilayer backwash water pipe network 3, and rivers spout from the hole for water spraying on violently managing 32, the standpipe 31 to wash the filler.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a water conservancy diversion aeration biological filter, includes shell (1), shell (1) inner wall is vertical to be equipped with two guide walls (2), the inside of shell (1) is by two guide wall (2) divide into three regions, including one district, two districts and three district, one district with three district sets up side by side, one district with be equipped with the filler in three district, one district with by between three district by guide wall (2) separate, two districts are located one district with three district's below, its characterized in that: a plurality of layers of backwashing water pipe networks (3) are arranged in the first area and the third area, and the layers of backwashing water pipe networks (3) are arranged along the vertical direction.

2. A guide flow biological aerated filter according to claim 1, wherein: the multilayer backwashing water pipe network (3) is in a square frame shape, the multilayer backwashing water pipe network (3) comprises two vertical pipes (31) and a plurality of transverse pipes (32), the two vertical pipes (31) are arranged on two opposite side surfaces of the inner wall of the shell (1), and the plurality of transverse pipes (32) are arranged in the vertical direction and are horizontally connected between the two vertical pipes (31).

3. A guide flow biological aerated filter according to claim 2, wherein: the inner wall of the shell (1) is provided with a supporting plate (4), the bottoms of the multiple layers of backwashing water pipe networks (3) are inserted into the supporting plate (4), and the inner wall of the shell (1) is provided with a guide groove for guiding the vertical pipe (31).

4. A guide flow biological aerated filter according to claim 3, wherein: the inner wall of the shell (1) is vertically fixed with a guide part, the guide part comprises two guide plates (5) which are arranged oppositely, and the guide groove is defined by the area between the two guide plates (5).

5. A guide flow biological aerated filter according to claim 4, wherein: the number of the guide pieces is multiple, and the guide pieces are arranged on the inner wall of the shell (1) at intervals in the vertical direction.

6. A guide flow biological aerated filter according to claim 1, wherein: every multilayer back flush water pipe net (3) top is connected with inlet tube (6), shell (1) is equipped with outward with delivery pipe (7) of inlet tube (6) the same figure, delivery pipe (7) with respectively be connected with flange (8) on inlet tube (6), two flange (8) pass through bolted connection.

7. A guide flow biological aerated filter according to claim 6, wherein: a sealing gasket (9) is arranged between the two flanges (8).

8. A guide flow biological aerated filter according to claim 1, wherein: the surface of the multilayer backwashing water pipe network (3) is coated with an anticorrosive layer.

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