CN211198938U

CN211198938U - Combined type biomembrane filter equipment

Info

Publication number: CN211198938U
Application number: CN201921433281.4U
Authority: CN
Inventors: 董恩氚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-08-07
Anticipated expiration: 2029-08-30

Abstract

The utility model provides a combined type biomembrane filter equipment, including first box, second box, inlet tube, outlet pipe, drain and packing layer, first box and second box set up side by side, and the side bottom of first box and second box communicates each other and forms filter equipment, the side upper end of first box is passed through inlet tube and outside and is communicated each other, and outlet pipe and outside intercommunication each other are passed through to the side upper end of second box, and the level of inlet tube is higher than the level of outlet pipe, and the inside packing layer that all is equipped with of filter equipment, and filter equipment's bottom is passed through drain and outside and is communicated each other. The utility model discloses simple structure relies on water self action of gravity to move, and the energy consumption is low, and system automatic balance adjusts, reduces the material loss, and the operation is simple and convenient, has good market perspective.

Description

Combined type biomembrane filter equipment

Technical Field

The utility model relates to a sewage treatment device technical field especially relates to a combined type biomembrane filter equipment.

Background

With the development of social economy and the increase of population scale, the large discharge of industrial and agricultural production wastewater and domestic sewage and the excessive development and utilization of water resources enrich a large amount of nutrients such as nitrogen and phosphorus organic matters, so that most shallow lakes and river channels in China present eutrophication pollution states and water quality deteriorates. Meanwhile, the accumulation of exogenous organic pollutants in the water body can also cause the consumption of dissolved oxygen in the water body, so that the water body is anoxic and generates anaerobic microorganisms, the transparency of the water body is poor, the color is dark, even peculiar smell exists, the water body can be blackened and smelled seriously, the water body becomes a black and smelly water body, and the function of the water body is lost. The lakes are mostly near closed static or slow-flowing shallow water bodies and have the characteristics of poor fluidity, low water flow rate, poor hydrodynamic conditions, limited self-purification capacity of the water bodies and the like, so that the lakes are difficult to repair by themselves once polluted by the outside, and become a concentrated explosion point for eutrophication and black and odorous problems.

Therefore, how to make the lake water bodies be green and living is very much, the influence on human living environment and even the danger to human health caused by water quality deterioration are avoided, the problem becomes a civil problem which is worth paying attention to by people, and the treatment and the restoration of the polluted lake water bodies are not slow.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an area occupied is little, and the energy consumption is low simultaneously, does not need too much artificial intervention can carry out the combined type biomembrane filter equipment that water ecological remediation handled, just the utility model discloses a device has certain afforestation view effect.

The technical scheme of the utility model is realized like this: the utility model provides a combined type biomembrane filter equipment, including first box, second box, inlet tube, outlet pipe, drain and packing layer, first box and second box set up side by side, and the side bottom of first box and second box communicates each other and forms filter equipment, the side upper end of first box communicates each other through inlet tube and outside, and outlet pipe and outside communicate each other through the side upper end of second box, and the level of inlet tube is higher than the level of outlet pipe, and the inside packing layer that all is equipped with of filter equipment, and filter equipment's bottom communicates each other through drain and outside.

Among the above technical scheme, the bottom of first box and second box communicates each other and forms the access structure of U type, and the inlet tube of first box one side can be by the upper end flow direction lower extreme of first box after intaking, again by the lower extreme of first box flow direction second box's lower extreme, and last by the upper end outlet pipe of the lower extreme flow direction second box of second box, sewage is longer in the time that filter equipment stayed, and the distance of process is also longer.

On the basis of the above technical scheme, preferably, the packing layer includes an artificial matrix, a porous partition plate, a first filler, a second filler and a third filler, the artificial matrix, the porous partition plate, the first filler, the porous partition plate, the second filler, the porous partition plate and the third filler are respectively arranged on the inner side of the first box body from top to bottom, the water inlet pipe penetrates through the first box body and leads to the artificial matrix, and the communication position of the first box body and the second box body is located in the third filler.

Among the above technical scheme, different fillers are kept apart by porous partition plate, and sewage gets into the second box after the filtration screening processing of artificial matrix, first filler, second filler and third filler respectively, and porous partition plate can prevent effectively that different fillers from mixing each other, leads to the flux reduction of filler, and filler treatment effect scheduling problem worsens.

Preferably, the artificial matrix layer can be used for greening planting, the planted plants can be preferably used as wet plants, the roots of the wet plants can absorb elements such as N, P and the like to sewage entering the artificial matrix layer, and the roots can form a micro-ecological environment to enrich microbial flora, and the microbial flora is attached to different seasonings along with the flow direction of the sewage to form a biological film.

Secondly, the green plant layer planted on the artificial matrix layer can provide good aesthetic degree, N, P elements are directly absorbed by the green plants, organic pollution of water is reduced, and the roots of the green plants and microbial floras form symbiosis, so that new microbial floras are formed, an ecological microcirculation environment is created, and the green plants can also contribute to urban greening.

On the basis of the above technical scheme, preferably, the packing layer further comprises a first filter material and a second filter material, the inner side of the second box body is respectively provided with the second filter material, the porous partition plate, the first filter material, the porous partition plate, the second filler, the porous partition plate and the third filler from top to bottom, and the water outlet pipe penetrates through the second box body and leads to the second filter material.

In the technical scheme, similar to the inside of the first box body, the packing layers of the layer-by-layer structure are also arranged in the second box body, and different packing layers are isolated by adopting porous partition plates.

On the basis of the technical scheme, preferably, the artificial matrix comprises the following components in percentage by mass (2-4): (1-3): humus soil, fly ash and river sand of (1-2).

On the basis of the technical scheme, preferably, the first filler is ceramsite, and the particle size of the ceramsite is 0.6-1.0 cm.

Still further preferably, the second filler is a hollow fiber ball or a ceramic ring.

On the basis of the above technical scheme, preferably, the third filler is a combined elastic suspension member, and preferably, the third filler is carbon fiber ecological aquatic weeds.

On the basis of the above technical scheme, preferably, the filter further comprises an aerator pipe, wherein the aerator pipe is installed at the bottom of the filter device and is located below the third filler, and the aerator pipe is communicated with an external air source.

On the basis of the technical scheme, preferably, the first filter material is columnar granular activated carbon, and the length of the activated carbon is 0.2-0.4 cm.

On the basis of the technical scheme, preferably, the second filter material is quartz sand, and the particle size of the prime number quartz sand is 0.1-0.2 cm.

The utility model discloses a compound biomembrane filter equipment has following beneficial effect for prior art:

(1) the combined type biological membrane filtering device of the utility model adopts a double-box body processing pool structure with high and low staggered layers, the height of the water inlet end is higher than that of the water outlet end, thereby ensuring that the water body can naturally flow through the filtering device by utilizing the self gravity without additional pumping equipment, and then two box bodies are communicated through the bottom of the side surface, thereby prolonging the path of the water body, prolonging the retention time of the water body in the filtering device and further improving the purifying effect;

(2) whole device adopts the multilayer filler structure, and the top layer adopts artificial matrix, can carry out the planting of green planting, and pleasing to the eye environmental protection, different packs can utilize its purpose-built its specific function of performance of its special purpose-built to purify the water, and can adhere to microbial community in the packing, and the cooperation aeration pipe can reach more efficient purification treatment ability, secondly the utility model discloses an equipment processing mode is close natural treatment mode more, does not basically need artificial intervention and maintenance, greatly reduced the cost of operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a side sectional view of the composite biological membrane filtering device of the present invention.

In the figure: 1-a first box body, 2-a second box body, 3-a water inlet pipe, 4-a water outlet pipe, 5-a sewage draining outlet, 6-a filler layer, 7-an aeration pipe, 61-an artificial matrix, 62-a porous partition plate, 63-a first filler, 64-a second filler, 65-a third filler, 66-a first filter material and 67-a second filter material.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

As shown in fig. 1, the utility model discloses a combined type biomembrane filter equipment, it includes first box 1, second box 2, inlet tube 3, outlet pipe 4, drain 5 and packing layer 6, first box 1 and second box 2 set up side by side, and the side bottom of first box 1 and second box 2 communicates each other and forms filter equipment, the side upper end of first box 1 communicates each other with the outside through inlet tube 3, and the side upper end of second box 2 communicates each other with the outside through outlet pipe 4, and the level of inlet tube 3 is higher than the level of outlet pipe 4, and the inside packing layer 6 that all is equipped with of filter equipment, and filter equipment's bottom communicates each other through drain 5 and outside.

In the above embodiment, inlet tube 3 is as the import of pending sewage, the export of outlet pipe 4 as the sewage that finishes of handling, drain 5 is used for discharging activated sludge and condiment that sewage treatment used, packing layer 6 is the stacking material of handling sewage usefulness, combined type biomembrane filter equipment adopts two box designs of high low dislocation layer, inlet tube 3 height on the first box 1 is higher than outlet pipe 4 on the second box 2, water in the inlet tube 3 can automatic flow to outlet pipe 4, make full use of water self action of gravity is from high to low natural flow, the energy that the power promotion link consumed has been reduced, and can prolong the time that the water dwelled in filter equipment under the limited circumstances of volume, improve the effect of handling.

In the above embodiment, the packing layer can be attached with a biological membrane to form an aerobic reaction zone, a facultative reaction zone and an anaerobic reaction zone, and in the aerobic reaction zone, the aerobic bacteria convert ammonia nitrogen into nitro nitrogen; converting small molecular organic matters into CO2 and H2O; converting inorganic phosphorus into ATP in cells; in the anaerobic zone, the anaerobic bacteria convert the nitro nitrogen into N2; the macromolecular organic matters which are difficult to decompose are decomposed into degradable micromolecular organic matters. The nitrogen and phosphorus removal effect is remarkable, the total nitrogen removal rate in water reaches 85% or more, the total phosphorus removal rate is more than 75%, and the COD value removal rate is more than 90%.

In a specific embodiment, the filler layer 6 comprises an artificial matrix 61, a porous partition 62, a first filler 63, a second filler 64 and a third filler 65, the artificial matrix 61, the porous partition 62, the first filler 63, the porous partition 62, the second filler 64, the porous partition 62 and the third filler 65 are respectively arranged on the inner side of the first box 1 from top to bottom, the water inlet pipe 3 penetrates through the first box 1 and leads to the artificial matrix 61, and the communication position of the first box 1 and the second box 2 is located in the third filler 65.

In the above embodiment, plants can be cultivated on the artificial substrate 61, and pollutants such as insoluble fine particles and colloids in water can be adsorbed and trapped by media such as the artificial substrate 61 and plant root systems, and then can be metabolized and absorbed by protozoa; soluble pollutants are adsorbed by the biomembrane inhabited on the surface of the filler, the pollutants are quickly purified by the degradation capability of the high-concentration biomembrane brought by the high specific surface area of the filler and are degraded through the biological metabolism effect, so that the water pollutants are decomposed into micromolecules by macromolecules, are converted into inorganic substances by organic substances, enter cells from the outside of the cells and finally participate in the microbial metabolism process. Therefore, the sewage treatment load can be increased and the problem of filler blockage can be solved by a step-by-step treatment mode according to the water pollutant condition.

In a specific embodiment, the filler layer 6 further includes a first filter material 66 and a second filter material 67, the inner side of the second box 2 is respectively provided with the second filter material 67, a porous partition plate 62, the first filter material 66, the porous partition plate 62, a second filler 64, the porous partition plate 62 and a third filler 65 from top to bottom, and the water outlet pipe 4 penetrates through the second box 2 and leads to the second filter material 67.

In a specific embodiment, the artificial matrix comprises the following components in a mass ratio of (2-4): (1-3): humus soil, fly ash and river sand of (1-2).

In the above embodiment, the artificial substrate can be used for planting green vegetation, is more beautiful, and can utilize nitrogen and phosphorus elements in the artificial substrate to achieve ecological pollution reduction.

In a specific embodiment, the first filler 63 is a ceramsite.

In the above embodiment, preferably, the particle size of the ceramsite is 0.6-1.0 cm.

In particular embodiments, the second filler 64 is a hollow fiber ball or a ceramic ring.

In a specific embodiment, the third filler 65 is a combination elastic hanging member.

In the above embodiment, preferably, the combined elastic hanging member may be a carbon fiber ecological aquatic plant.

In the specific embodiment, the filter device further comprises an aeration pipe 7, wherein the aeration pipe 7 is arranged at the bottom of the filter device and is positioned below the third filler 65, and the aeration pipe 7 is communicated with an external air source.

In a particular embodiment, the first filter material 66 is columnar granular activated carbon.

In the above embodiment, the length of the columnar granular activated carbon is 0.2 to 0.4 cm.

In a specific embodiment, the second filter material 67 is quartz sand.

In the above embodiment, the particle size of the silica sand is 0.1 to 0.2 cm.

In the above embodiment, the treated effluent is rich in various beneficial microbial floras, and can directly enter the water body of the landscape lake for ecological restoration treatment, so that the hydrodynamic force is improved, the reoxygenation efficiency of the water body is improved, the biological population structure is optimized, the self-purification and restoration functions of the water body are enhanced, and the problems of water quality deterioration and water body restoration of the water body of the lake and the river are fundamentally solved. And the multi-medium filter material (such as natural zeolite, quartz sand, anthracite and the like) of the composite biological membrane filter device is subjected to deep percolation treatment, so that the composite biological membrane filter device has strong water resistance and water quality fluctuation impact load capacity, and the stability of the effluent water quality is powerfully ensured.

The whole device has compact and coherent structural design and small occupied area, the power energy consumption is low by fully utilizing the gravity action, higher cost performance is reflected, the operating cost of the system is low, and a user does not need to perform operation maintenance such as regular medicine adding, frequent sludge cleaning, blockage cleaning, filler replacement and the like on the system, so that the periodic investment is reduced. Practice proves that in the lake water pollution treatment project with the same scale, the investment of the composite biological membrane filtering device is only 1/2-1/3 of the conventional water treatment process.

Secondly, the whole device is constructed by environment-friendly materials, the raw materials are natural, the flammable and explosive risks do not exist, chemical agents are not added, the sludge amount is small, the manual frequent cleaning is not needed, and secondary pollution such as odor, noise and the like is not generated in daily operation.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a combined type biomembrane filter equipment, its characterized in that, includes first box (1), second box (2), inlet tube (3), outlet pipe (4), drain (5) and packing layer (6), first box (1) and second box (2) set up side by side, and the side bottom of first box (1) and second box (2) communicates each other and forms filter equipment, the side upper end of first box (1) communicates each other through inlet tube (3) and outside, and the side upper end of second box (2) communicates each other through outlet pipe (4) and outside, and the level of inlet tube (3) is higher than the level of outlet pipe (4), and filter equipment is inside all to be equipped with packing layer (6), and filter equipment's bottom communicates each other through drain (5) and outside.

2. The composite biological membrane filtering device as claimed in claim 1, wherein the filler layer (6) comprises an artificial substrate (61), a porous partition (62), a first filler (63), a second filler (64) and a third filler (65), the artificial substrate (61), the porous partition (62), the first filler (63), the porous partition (62), the second filler (64), the porous partition (62) and the third filler (65) are respectively arranged on the inner side of the first box body (1) from top to bottom, the water inlet pipe (3) penetrates through the first box body (1) to lead to the artificial substrate (61), and the communication position of the first box body (1) and the second box body (2) is located in the third filler (65).

3. The composite type biological membrane filtering device as claimed in claim 2, wherein the filler layer (6) further comprises a first filtering material (66) and a second filtering material (67), the inner side of the second box body (2) is respectively provided with the second filtering material (67), the porous partition plate (62), the first filtering material (66), the porous partition plate (62), the second filler (64), the porous partition plate (62) and the third filler (65) from top to bottom, and the water outlet pipe (4) penetrates through the second box body (2) and leads to the second filtering material (67).

4. The composite biofilm filter device according to claim 3, wherein said first filler (63) is a ceramsite.

5. The composite biofilm filter device of claim 3, wherein said second packing (64) is a hollow fiber ball or a ceramic ring.

6. The composite biofilm filter unit of claim 3, wherein said third packing (65) is carbon fiber ecological aquatic weed.

7. The composite biofilm filter device according to claim 6, further comprising an aeration pipe (7), wherein the aeration pipe (7) is installed at the bottom of the filter device and is positioned below the third packing (65), and the aeration pipe (7) is communicated with an external air source.

8. The composite biofilm filter device of claim 3, wherein said first filter material (66) is columnar granular activated carbon.

9. The composite biofilm filter device according to claim 3, wherein said second filter material (67) is quartz sand.