CN202440362U

CN202440362U - Porous honeycomb style spongy biological bed

Info

Publication number: CN202440362U
Application number: CN2011205407618U
Authority: CN
Inventors: 丁树涛; 丁树久; 丁晓亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-12-21
Filing date: 2011-12-21
Publication date: 2012-09-19
Anticipated expiration: 2021-12-21

Abstract

Provided is a porous honeycomb style spongy biological bed. The porous honeycomb style spongy biological bed is made of spongy materials and shaped like a cuboid block or a cube block. The porous honeycomb style spongy biological bed is horizontally provided with a plurality of vertical sewage holes. A plurality of small holes are arranged in the space without the sewage holes in the spongy block and sludge used for bacterial growth and microflora accommodation is placed inside the small holes. The porous honeycomb style spongy biological bed can be made of polyurethane sponge, or cement, or argil or fire rock. Strengthening aggregate can also be added in polyurethane sponge. A plurality of cube blocks are stacked to form a big cube block. The sewage holes of upper cuboids or cubes are oppositely communicated with the sewage holes of lower cuboids or cubes. Then a plurality of big cuboid blocks or big cube blocks are connected to from a biological bed series by steel bars, or ropes or pipes so that the biological bed series can be firmly fixed in a sewage pool in a multi-point hoisting mode. The spongy materials and the porous honeycomb style structure are suitable for attachment and growth of the sludge with thalluses and the surface area is not greatly reduced after sewage treatment. The porous honeycomb style spongy biological bed is a porous honeycomb style regular hexagon and allows bacteria to contact with sludge with a largest surface area. Thus, the porous honeycomb style spongy biological bed is high in use efficiency, has a good sludge passing performance and is used in a sludge treatment system.

Description

The spongy biological bed of porous honeycomb formula

(1) technical field: the utility model is a kind of biologic packing material that is used for Sewage treatment systems.Belong to WWT class (C02F).

(2) background technology:

The principle that saprobiont purifies in Sewage treatment systems is in sewage, to put into bacterium, biological flora the eat organism and the pollutent of sewage, makes sewage purification.The saprobiont purifying treatment method has activated sludge process and biologic packing material method at present.Activated sludge process is in the round-robin sink drainage is arranged, and utilizes the bacterium in the growth in self mud, the organism in the sewage of eating, and recirculated water provides oxygen, and this bacterium is the oxygen consumption bacterium, and this method must provide recirculated water.The biologic packing material method is in sewage, to put into special biologic packing material as carrier, the place of a growth is provided for the bacterium of flowing through in the sewage, is characterized in circulating water system not being provided, and bacterium should provide the anerobes biologic packing material at oxygen-free environment.

The biologic packing material that existing market is used has following two kinds: 1) plastic ring adds hydroformylation silk combined stuffing.See Fig. 7, Fig. 8, establish a plurality of slice plastic circle 1n, with rope or pipe 3n a plurality of plastic ring 1n are connected into a stringly, and between circumferential and upper and lower adjacent two plastic rings of each plastic ring, put into a lot of hydroformylation silk 2n, and be fixed as one through heating or mechanical system.Rope or the pipe 3n filler that a plurality of one-tenth are a string are fixed among the sewage lagoon 4n.The width of cloth has been penetrated thousands of hydroformylation silk on each plastic ring, so plastic ring adds hydroformylation silk combined stuffing very high specific surface (being the surface-area of unit volume) is arranged, and bacterium is long, and sewage and bacterium contact area are big on the hydroformylation silk, and bacterium is very favourable to growing.But this structure is after WWT for some time, and along with the growth of bacterium becomes bacterial mass gradually, the hydroformylation silk also becomes mud group, and only have the walk outside surface this moment, and specific surface reduces greatly.2) 3 D elastic filler.See Fig. 9, Figure 10, secured in parallel multilayer nylon wire radiation bar 1m on a plastic ties 2m, a string filler that will make then is fixed among the sewage lagoon 3m.This structure is after the WWT operation; Growth with bacterium can not formed bacterial mass, and mud does not influence bacterial growth in the past yet, and specific surface is not influenced by mud yet; But this structure is thin inadequately because of nylon wire radiation bar self; Therefore specific surface is little, and year bacterium is few, unit volume WWT finite energy.

(3) utility model content:

Spongy biological bed of the porous honeycomb formula that the utility model provides and installation method; Solve exactly the existing above-mentioned biologic packing material that is used for Sewage treatment systems exist specific surface little, carry bacterium less or operation back specific surface reduce greatly, and be difficult to satisfy the demand of WWT.

Its technical scheme is following: the spongy biological bed of porous honeycomb formula is characterized in that:

1) biological bed makes rectangular parallelepiped or square bulk with spongy material; Block horizontal plane X-Y plane is opened several along the vertical identical through hole of Z; Become the limber hole that supplies effluent stream to cross, each limber hole cross-sectional shape is Polygons or circle, and last several limber holes of plane X-Y are arranged as cellular.The spongy material here is: the foam material of perforate can be flexible material or hard material.2) in spongy of rectangular parallelepiped or square, in the space of no limber hole a large amount of apertures is arranged, porosity is 3-200PPI, and PPI (Pore Per Inch) is the per inch hole count, in the aperture for being used to grow bacterium and the mud that holds biological flora.3) adjacent two Polygonss or circular limber hole spacing b=2-200mm, each circular limber hole aperture or Polygons limber hole opposite side spacing a=5-100mm; Every rectangular parallelepiped or the every limit of square maximal side are A=100-2200mm.

Above-mentioned spongy material can adopt polyurethane sponge, foam cement, potter's clay or fiery rock material.When above-mentioned biological bed is made as if the employing polyurethane sponge, can add the reinforcement aggregate in it.Above-mentioned each limber hole cross-sectional shape can adopt the regular hexagon of optimization, and corresponding said honeycomb arrangement is parallel to each other for the limit of each regular hexagon same position, and X and the Y adjacent columns and the arrangement of staggering of going longitudinally vertically of each limber hole.Above-mentioned biological bed can adopt following parameters optimization and size: porosity can adopt 20-80PPI.Above-mentioned adjacent two Polygonss or circular limber hole spacing can adopt b=5-30mm, and each circular limber hole aperture or Polygons limber hole opposite side spacing can adopt a=10-50mm; Every rectangular parallelepiped or the every limit of square maximal side can adopt A=150-1000mm.

Above-mentioned biological bed is loaded on the installation method in the Sewage treatment systems, it is characterized in that comprising the steps:

1) the biological bed of above-mentioned some rectangular parallelepipeds or square being stacked is a big square, and the limber hole of upper and lower square is over against connection, but makes the sewage current global mechanism.2) with reinforcing bar, rope or pipe several big squares are connected into biological bed string, hang and be fixed in the sewage lagoon, more than point of tangent adopts a bit; Biological each big square of bed string is installed back water (flow) direction, adopts adjacent big rectangular parallelepiped or square discharge orifice installation direction identical or turn to 90 °.

The utility model beneficial effect:

1) the porous spongy material that adopts, the mud of suitable carrier adheres to and grows.Because in the limber hole intermediary spongy material countless apertures are arranged, the countless biological floras that contain bacterial growth are deposited wherein, and spongy material is best suited for the biological bed of bacterial growth.2) the spongy vesicular structure of this honeycomb fashion that adopts, promptly sewage vertically flows down along the honeycomb fashion limber hole, and bacterium is left between the honeycomb fashion hole in the spongy bed, and after the WWT operation, its specific surface can significantly not reduce.3) because the regular hexagon that several limber holes have adopted the limit of same position to be parallel to each other on rectangular parallelepiped or the square horizontal plane; And adjacent column or row stagger and arrange form cellular; This layout is maximum to the specific surface that bacterium contacts with sewage, and utilization ratio is the highest, and the sewage trafficability characteristic is high.4) parameters optimization that provides and size can realize the optimization effect of WWT.5) installation method that provides is reliable, especially selects reinforcing bar, rope or pipe to fix according to biological bed string different volumes and weight, and more than the point of tangent employing a bit, guarantees the firm operation of biological bed.

(4) description of drawings:

The spongy biological bed schematic perspective view of Fig. 1 the utility model porous honeycomb formula.

Fig. 2 be among Fig. 1 K to view, the cellular layout n. of orthohexagonal limber hole.

Big rectangular parallelepiped after Fig. 3 the utility model is installed or the biological bed of square 4 stereographic maps.

Biological bed string 6 stereographic maps after Fig. 4 the utility model is installed (effluent stream to constant from last at the bottom of the pond).

Biological bed string 6B stereographic map (effluent stream is to changing 90 °) after Fig. 5 the utility model is installed.

Among Fig. 6 Fig. 5 among the biological bed string 6B with effluent stream to the big square 4B structural representation that changes 90 °.

The existing plastic ring of Fig. 7 adds hydroformylation silk combined stuffing front elevational schematic.

Fig. 8 be among Fig. 7 Kn to view.

The existing 3 D elastic filler front elevational schematic of Fig. 9.

Figure 10 be among Fig. 8 Km to view.

(5) embodiment:

Present embodiment 1: the spongy biological bed of porous honeycomb formula, its structure is following:

See Fig. 1; Biological bed makes square 1a with polyurethane sponge; Square is opened several same through hole along the vertical Z of drainage flow direction, becomes limber hole 1, and countless apertures are arranged in the polyurethane sponge of not opening limber hole 2; Biological bed is thrown in a small amount of bacterial classification when WWT moves, in the aperture be to be used to grow bacterium and the mud 3 that holds biological flora.Add in the polyurethane sponge and strengthen aggregate.Porosity is selected 20-80PPI.

See Fig. 2; Polyurethane sponge square horizontal plane X-Y plane is opened the through hole limber hole 1 that several vertical Z supply effluent stream to cross; Each limber hole cross-sectional shape is regular hexagon 1s; Several limber holes are arranged on square horizontal plane X-Y as follows: the limit of each orthohexagonal same position is parallel to each other, like regular hexagon 1s among Fig. 2 ₁And 1s ₂In, the limit 1.1 of same position is parallel with 1.1,1.2 parallel with 1.2,1.3 parallel with 1.3.And X and the row that longitudinally Y is adjacent and the limber hole of going are the arrangement of staggering vertically, the biological bed of the cellular layout that forms thus.Adjacent two regular hexagon spacing b=8mm, each regular hexagon opposite side spacing a=12mm.See Fig. 1, the every every limit of the biological bed of the square length of side is A=300mm.

See Fig. 3-Fig. 6, the biological bed of above-mentioned porous honeycomb formula polyurethane sponge is loaded on the installation method in the Sewage treatment systems, comprises the steps:

1) see Fig. 3, it is a big square 4 that some porous honeycomb formula polyurethane sponge square 1a are stacked, the limber hole 1 of adjacent upper and lower square 1a from top to bottom fully over against, become and make the sewage can be from flowing to from descending effusive all-pass hole.2) seeing Fig. 4, with reinforcing bar, rope or pipe 5 several big squares 4 are connected into biological bed string 6, become the suspension shape, is 2 suspensions.Sewage lagoon cross bar 8 is fixed in biological bed string 6 upper ends, and the lower end is fixed on sewage lagoon 7 bottoms.6 three big square 4 installation directions of biological bed string are identical, sewage 6.1 flow directions from flow under flow out to sewage lagoon 7 bottoms.

Embodiment 2:

Embodiment 2 remove following installation features and embodiment 1 inequality, it is identical in all.See Fig. 5, Fig. 6, biological bed string 6B becomes a bit to hang shape.Two big square 4 installation directions in biological bed string 6B top are identical; Limber hole is vertical; And the biggest square 4B installation direction of below changes 90 ° along vertical; See Fig. 6, the waste pipe 1B horizontal direction of the biggest square 4B of below is placed, promptly sewage 6.1B flow direction behind the big square 4B that flows into below effluent stream to changeing 90 °.

Claims

1. the porous honeycomb formula is spongy biological, it is characterized in that:

1) biological bed makes rectangular parallelepiped or square block (1a) with spongy material; Block horizontal plane X-Y plane is opened several along the vertical identical through hole of Z; Become the limber hole (1) that supplies effluent stream to cross; Each limber hole cross-sectional shape is Polygons or circle, and last several limber holes of plane X-Y are arranged as cellular;

2) in spongy of rectangular parallelepiped or square, in the space of no limber hole a large amount of apertures is arranged, porosity is 3-200PPI, in the aperture for being used to grow bacterium and the mud (3) that holds biological flora;

3) adjacent two Polygonss or circular limber hole spacing b=2-200mm, each circular limber hole aperture or Polygons limber hole opposite side spacing a=5-100mm; Every rectangular parallelepiped or the every limit of square maximal side are A=100-2200 mm.

2. by the said biological bed of claim 1, it is characterized in that said spongy material adopts polyurethane sponge, foam cement, potter's clay or fiery rock material.

3. by the said biological bed of claim 1; It is characterized in that each limber hole cross-sectional shape is regular hexagon (1S); Said honeycomb arrangement is parallel to each other for the limit of each regular hexagon same position, and X and the Y adjacent columns and the arrangement of staggering of going longitudinally vertically of each limber hole.

4. by the said biological bed of claim 1, it is characterized in that a large amount of apertures in the space of no limber hole in spongy, porosity is 20-80PPI; Adjacent two Polygonss or circular limber hole spacing b=5-30mm, each circular limber hole aperture or Polygons limber hole opposite side spacing a=10-50mm; Every rectangular parallelepiped or the every limit of square maximal side are A=150-1000 mm.