CN215027648U - Light mixed filler structure suitable for biological dripping filtration deodorization - Google Patents

Abstract

The utility model discloses a mixed filler structure of light suitable for deodorization is considered to biological dripping, including disc packing layer, sponge packing layer, spacing pipe and layering sleeve pipe, every layer the disc packing layer includes that the multi-disc packs to constitute, separates through the layering sleeve pipe support between the adjacent two-layer disc packs and forms the space, the sponge packing layer is filled between two-layer disc packing layer, every layer be equipped with spacing hole on the disc packing layer, this spacing hole and the vertical intercommunication of layering sleeve pipe, spacing pipe from the top down passes spacing hole, layering sleeve pipe in proper order, links as an organic whole with disc packing layer and sponge packing layer. The utility model discloses a stable in structure, the quality is light to have sufficient intensity again, plays the skeleton effect and makes the filler be difficult for collapsing, improves fluid evenly distributed simultaneously, increases the flux, reduces the pressure loss.

Description

Light mixed filler structure suitable for biological dripping filtration deodorization

Technical Field

The utility model relates to a foul gas administers technical field, specifically belongs to a light mixed filler structure suitable for deodorization is considered to biology dripping.

Background

At present, in the technology of malodorous gas treatment, the biological treatment method is widely applied due to the advantages of low operation cost, high removal efficiency, no secondary pollution and the like. The filler is one of the main factors influencing the biological deodorization efficiency and the operation stability. The biological fillers can be broadly classified into organic fillers, inorganic fillers and composite fillers. The organic filler in a narrow sense refers to an 'active organic filler' which can decompose and provide nutrient elements required by microorganisms, such as wood chips, barks, straws and the like, and the organic filler in a broad sense also comprises an 'inert organic filler' such as polyhedral hollow spheres, Raschig rings, pall rings and the like made of plastics; the inorganic filler is composed of inorganic substances, and common inorganic fillers comprise pall rings, Raschig rings, ceramsite, volcanic rocks and the like which are made of ceramic materials. The active organic filler is easy to be hardened and collapsed after being rotten; inert organic fillers and inorganic fillers have the advantages of high strength, good chemical stability and the like, and are widely used in biological deodorization, but the inert organic fillers and the inorganic fillers do not contain nutrient components required by the growth of microorganisms in the organic fillers, so that the inert organic fillers and the inorganic fillers can only be used in a biological filtration process when being used alone, and are mixed with active organic fillers to form composite fillers in a biological filter process. In common fillers, the specific surface areas of polyhedral hollow spheres, pall rings, raschig rings and the like are small, so that the common fillers are not beneficial to microbial biofilm formation; the ceramsite and the volcanic rock have the defects of high specific gravity, low porosity, poor through-flow capacity, high resistance and the like, and the load of equipment is increased. Therefore, there is a need to develop a filler with suitable strength, small specific gravity, large porosity, large specific surface area and hydrophilicity, which is beneficial to the rapid biofilm formation of microorganisms while ensuring the stability of the filler and reducing the load of equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light mixed filler structure suitable for deodorization is considered to biological dripping has solved that biological filler mass is heavy, porosity is little, the circulation is little, the resistance is big, biofilm formation effect scheduling problem not good. In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a light mixed filler structure suitable for deodorization is considered to biology, its characterized in that: the disc packing layer comprises a plurality of disc packing materials, a gap is formed between every two adjacent disc packing materials through the support of the layering sleeve, the sponge packing layer is filled between the two disc packing layers, a limiting hole is formed in each disc packing layer and is vertically communicated with the layering sleeve, and the limiting pipe sequentially penetrates through the limiting hole and the layering sleeve from top to bottom to connect the disc packing layer and the sponge packing layer into a whole.

Furthermore, one layer of the sponge packing layer is clamped between six regularly-packed disc packing to form a packing unit, a plurality of packing units are repeatedly stacked to form the whole packing layer, and the packing height ratio of the disc packing to the sponge packing is 3: 1.

Furthermore, the disc filler is in a grid shape formed by PP materials, and a plurality of convex columns are arranged on the disc filler.

Furthermore, the edge of the limiting hole is provided with a sunken clamping groove, and the layered sleeve is directly inserted into the clamping groove and communicated with the limiting hole.

Further, the polyurethane sponge filler is cube, the porosity of the polyurethane sponge filler is greater than 96%, the pore density is 10-15ppi, and the size is 30-40 mm.

To sum up, because the utility model adopts the above technical scheme, the utility model discloses following technological effect has:

(1) the light PP filler and the sponge filler reduce the weight of the whole filler layer, thereby reducing the load of the deodorization equipment;

(2) the PP material and the polyurethane material with good chemical stability, the PP disc filler with proper strength as the sponge filler with poor framework supporting strength, and the whole filler layer has good physical and chemical stability through the action of the installation accessory.

(3) The grid-shaped disc packing is additionally provided with the convex columns, so that the porosity and the specific surface area of the disc packing are effectively increased, and the packing circulation is effectively increased by adding a regular filling mode; the sponge filler has large porosity and specific surface area and strong hydrophilicity, and the two fillers are filled according to a reasonable proportion and a reasonable method, so that the filler layer has large flow, small resistance and easy formation of a biological film, and microorganisms are not easy to lose along with spraying liquid.

Drawings

FIG. 1 is a front view of the filling effect of the light mixed filler suitable for bio-drip filtration and deodorization of the present invention;

FIG. 2 is a schematic plan view showing the filling effect of the light mixed filler suitable for bio-drip filtration and deodorization according to the present invention;

FIG. 3 is a schematic view of a sponge packing;

FIG. 4 is a schematic enlarged view of a portion of the disc packing.

In the figure: 1. a disc filler layer; 1-1, grating plates; 1-2, convex columns; 1-3, limiting holes; 1-4, a clamping groove; 2. a sponge filler layer; 3. a limiting pipe; 4. and (4) layering the sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

Example 1

As shown in figures 1-4, the light mixed filler suitable for bio-drip filtration and deodorization comprises a disc filler layer 1, a sponge filler layer 2, a limiting pipe 3 and a layered sleeve 4. Wherein, the disc filler comprises a grating plate 1-1, a convex column 1-2, a limiting hole 1-3 and a clamping groove 1-4. Each layer of the disc packing layer 1 comprises a plurality of disc packing materials, a gap is formed between two adjacent layers of the disc packing materials by supporting and separating the disc packing materials through a layering sleeve 4, the sponge packing layer 2 is filled between the two layers of the disc packing layers, a limiting hole is formed in each layer of the disc packing layer 1 and is vertically communicated with the layering sleeve, and the limiting pipe sequentially penetrates through the limiting holes 1-3 and the layering sleeve 4 from top to bottom to connect the disc packing layer 1 and the sponge packing layer 2 into a whole.

Specifically, as shown in fig. 1, the mixed filler is formed by mixing and filling a disc filler layer 1 made of a PP material and a sponge filler 2 made of a polyurethane material; a layer of sponge filler 2 is clamped between six regularly filled disc filler layers 1 to form a filler unit; the disc filler 1 is equally divided into an upper layer and a lower layer in each filler unit through a layering sleeve 4, and the layering sleeve simultaneously plays a role in supporting the upper layer and the lower layer; two ends of the layered sleeve 4 are inserted into the clamping grooves 1-4 of the disc packing layer 1 for fixing; a plurality of packing units are repeatedly stacked to form the whole packing layer, and the packing height ratio of the disc packing layer 1 to the sponge packing 2 is 3: 1; the limiting pipe 3 penetrates through the limiting holes 1-3 of the disc packing layer 1 and the layering sleeve 4 from top to bottom, so that the whole packing layer is connected into a whole to prevent the packing from moving and dislocating, and the limiting pipe is a PVC pipe.

As shown in figure 2, the sponge filler 2 is filled on the disc filler layer 1 in bulk, the disc filler is regularly filled, the sponge filler is uniformly filled in bulk, the filling height is the sponge filler height, the biological film forming effect and the flow resistance are comprehensively considered, and the filling coverage rate is 70-80%.

As shown in fig. 3, the disc filler layer 1 is made of pp material and is composed of a grating plate 1-1, a convex column 1-2, a limiting hole 1-3 and a clamping groove 1-4; the grid plate can be made into a square shape or a fan shape according to the shape of the packed tower, the opening of the grid is 10mmx10mm, the number of each filler limiting hole is determined according to the size of the filler, and the size of the filler is convenient for people to go in and out of an inspection manhole. The disc filler is in a grid shape formed by PP materials, and a plurality of convex columns are arranged on the disc filler to increase the porosity and the specific surface area of the filler.

As shown in FIG. 4, the sponge filler 2 is cube-shaped, is made of polyurethane material, has a porosity of more than 96%, a pore density of 10-15ppi, a size of 30-40 mm, is light in weight and has strong hydrophilicity.

The specific gravity of the disc filler layer 1 after tight stacking is about 0.45-0.5; the specific gravity of the sponge filler 2 is between 0.02 and 0.03, and after the filling mode is adopted, the specific gravity of the mixed filler is about 0.34 to 0.38, so that the weight of the filler tower is greatly reduced. Spraying a spraying liquid containing microorganisms to the packing layer to enable the microorganisms to be attached to the packing to form a biological film, wherein an aerobic microbial film can be formed on the surface of the sponge packing layer 2, an anaerobic microbial film can be formed inside the sponge packing layer, and the sponge packing layer is not easy to run off along with the spraying liquid; an aerobic biomembrane is formed on the surface of the disc packing layer 1, is easy to run off along with the spraying liquid, and needs to be regularly sprayed to supplement microorganisms; two kinds of fillers do not contain the required oxygen component of microorganism growth, and the microorganism decomposes the foul smell and produces the acid and change pH value and be unfavorable for the microorganism to grow, through adding nutrient solution and pH regulator to spraying liquid, for the microorganism provides suitable growing environment to when lightening equipment and prolonging filler life, reach deodorization system operation stability, get rid of efficient effect.

The filler of this embodiment has that intensity is fit for, chemical stability is good, the quality is light, porosity and specific surface area are big, have advantages such as fine hydrophilicity, through reasonable filling method, make filler stable in structure difficult collapse, the through flow is big, the resistance is little, form the biomembrane easily, the rethread additionally adds nutrient solution and pH regulator, make the microorganism can last, stable growth to make biological deodorization system reach the effect that the operation is stable, the removal efficiency is high, the operation maintenance cost is low.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (5)

1. The utility model provides a light mixed filler structure suitable for deodorization is considered to biology, its characterized in that: the disc packing layer comprises a plurality of disc packing materials, a gap is formed between every two adjacent disc packing materials through the support of the layering sleeve, the sponge packing layer is filled between the two disc packing layers, a limiting hole is formed in each disc packing layer and is vertically communicated with the layering sleeve, and the limiting pipe sequentially penetrates through the limiting hole and the layering sleeve from top to bottom to connect the disc packing layer and the sponge packing layer into a whole.

2. A lightweight hybrid packing construction suitable for bio-dribbling deodorisation according to claim 1 wherein: the sponge packing layer is clamped between six regularly-packed disc packing to form a packing unit, a plurality of packing units are repeatedly stacked to form the whole packing layer, and the packing height ratio of the disc packing to the sponge packing is 3: 1.

3. A lightweight hybrid packing construction suitable for bio-dribbling deodorisation according to claim 2 wherein: the disc filler is in a grid shape formed by PP materials, and a plurality of convex columns are arranged on the disc filler.

4. A lightweight hybrid packing construction suitable for bio-dribbling deodorisation according to claim 2 wherein: the edge of the limiting hole is provided with a sunken clamping groove, and the layered sleeve is directly inserted into the clamping groove and is communicated with the limiting hole.

5. A lightweight hybrid packing construction suitable for bio-dribbling deodorisation according to claim 2 wherein: the sponge filler is cube, the porosity of the sponge filler is more than 96%, the pore density is 10-15ppi, and the size is 30-40 mm.

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