CN209481277U - A kind of bio-trickling filter porous biomembrane filler and gas purge system - Google Patents
A kind of bio-trickling filter porous biomembrane filler and gas purge system Download PDFInfo
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- CN209481277U CN209481277U CN201822034021.1U CN201822034021U CN209481277U CN 209481277 U CN209481277 U CN 209481277U CN 201822034021 U CN201822034021 U CN 201822034021U CN 209481277 U CN209481277 U CN 209481277U
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- trickling filter
- outer housing
- filler
- porous biomembrane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a kind of bio-trickling filter porous biomembrane fillers, include the outer housing of bottom uncovered, are equipped with several independent cell compartments in the outer housing, each cell compartment bottom at least offers a through hole.Also disclose gas cleaning plant, including bio-trickling filter, circulation liquid bath and recycle liquid pump and bio-trickling filter, circulation liquid bath and circulation fluid are sequentially connected composition circulation, the air inlet of exhaust gas from bio-trickling filter lower part is passed through, it is discharged at the top of bio-trickling filter after purification, in the bio-trickling filter pond, the top of air inlet is equipped with above-mentioned bio-trickling filter porous biomembrane filler layer by layer, and the porous biomembrane filler uncovered is arranged up.The utility model provides a kind of bio-trickling filter porous biomembrane filler and gas purge system, porous biomembrane filler has large specific surface area, the advantages that porosity is high, and bulk density is small, a possibility that being conducive to the biofilm formation growth of microorganism and reduce the blocking of trickling filter bed.
Description
Technical field
The utility model relates to pollutant treatment technical field more particularly to a kind of bio-trickling filter porous biomembranes
Filler and gas purge system.
Background technique
Bio-trickling filter is widely used in gas purification process, and the characteristic of the biofilm packing loaded in bio-trickling filter is straight
The pressure loss of the upgrowth situation for influencing microorganism and reactor operation is connect, the growth that suitable filler can be used as microorganism is attached
Carrier, while be also gas phase, liquid phase and solid phase provide enough haptoreaction areas, in addition its change to less turbulence
Be conducive to mass transfer.
Traditional bio-trickling filter filler has that biofilm biomass increases cannot be considered in terms of with circulation fluid dispersion, even fill out
Expecting internal structure complexity, then specific surface area is very big (this kind of filler is using ball filler as representative), is conducive to microorganism colonization growth,
But filler blocking is easily caused, circulation fluid dispersion is unfavorable for, causes circulation fluid in local accumulation, forms anaerobic environment, reduce
Microbial activity.If filler internal structure simply if circulation fluid rapidly flow through filler (this kind of filler is using Pall ring as representative), follow
Ring liquid is contacted with microorganism to be not enough, and microorganism growth biofilm is influenced, therefore needs to carry out internal structure to traditional filler to change
Make, form the easily distributed filler of a kind of high biofilm biomass, circulation fluid so that circulation fluid can either with microorganism is fully dispersed connects
Touching, promotes microorganism biofilm as early as possible, and can flow through as early as possible filler after the nutriment in circulation fluid is consumed, does not cause part
Hydrops.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of bio-trickling filter porous biomembrane
Filler and gas purge system, porous biomembrane filler adhere to carrier as the growth of microorganism, while being also gas phase, liquid phase
Enough haptoreaction areas are provided with solid phase, in addition it is also beneficial to mass transfer to the change of less turbulence.Multiporous biological simultaneously
Film filler has the advantages that large specific surface area, porosity is high, and bulk density is small, is conducive to the biofilm formation growth of microorganism and reduces drop
A possibility that filter tank bed blocks
The technical solution adopted in the utility model is:
A kind of bio-trickling filter porous biomembrane filler, it is characterised in that: it include the outer housing of bottom uncovered, it is described outer
Several independent cell compartments are equipped in shell, each cell compartment bottom at least offers a through hole.
Further, the outer housing is in cuboid-type, by several longitudinal and transverse staggered straight lines inside the outer housing
The interior zone of outer housing is divided into several mutually independent cell compartments by the parting bead of type.
Further, the size of the cell compartment is all identical, part is identical or completely not identical.
Further, outer housing structure cylindrical, will by the parting bead of several round types inside the outer housing
The interior zone of outer housing is divided into several mutually independent cell compartments, the through hole that bottom opens up in the cell compartment circumferentially mode
Arrangement.
Further, outer housing structure cylindrical, inside the outer housing be equipped at least one it is round every
Item and several linear parting beads, circular parting bead and shell body sidewall arrange that linear parting bead is in concentric circles
Rice font arrangement, central point is overlapped with the center of outer housing, so that outer housing interior zone is divided into several independent sectors
Cell compartment, each cell compartment bottom offers a through hole.
Further, the diameter of the through hole is 4mm.
Further, the outer housing and cell compartment are integrally process by polypropylene.
Gas purge system, including bio-trickling filter, circulation liquid bath and recycle liquid pump and bio-trickling filter, circulation liquid bath and
Circulation fluid is sequentially connected composition circulation, and the air inlet of exhaust gas from bio-trickling filter lower part is passed through, from bio-trickling filter top after purification
Portion's discharge, it is characterised in that: in the bio-trickling filter pond, the top of air inlet is equipped with above-mentioned bio-trickling filter layer by layer and uses
Porous biomembrane filler, the porous biomembrane filler uncovered are arranged up.
Further, wet flow indicator is installed on the pipeline of the Way in of the air inlet.
Further, circulation fluid groove top portion is equipped with air intlet.
The beneficial effects of the utility model are:
The utility model is that the traditional bio-trickling filter filler of solution increases there are biofilm biomass and circulation fluid dispersion can not
Take into account the problem of, redesigned a kind of bio-trickling filter porous biomembrane filler, and the porous biomembrane filler is used
In gas purge system.Filler is filled to during trickling filter, and the uncovered of filler is face-up, and downward, gas is under for porous bottom surface
Supreme by filler, circulation fluid from top to bottom flows through filler, has the following characteristics that (1) due to filler top uncovered, therefore recycles
Liquid can smoothly enter into inside filler, and through hole 4 aperture in lower part only has 4mm, play enough peptizaitons to water droplet whereabouts, make
It obtains circulation fluid and is come into full contact with gas and reacted；(2) multiple cell compartments can provide good biofilm formation growth sky inside filler for biomembrane
Between, be conducive to the growth and breeding of microorganism；(3) filler material is polypropylene, density 0.92g/cm3, when filler gap is given birth to
Object film will cause blocking when filling up, cause to gather circulation fluid inside trickling filter, close lower than circulation fluid due to packing density at this time
Degree, therefore filler can be caused to float, larger gap is generated between filler and filler, blocked filler is old under water conservancy shear action
The biomembrane of change is stripped, and blockage problem can be solved.(4) purification system in the utility model, purification efficiency is high, uses week
Phase is long, and clogging is few.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of porous biomembrane filler in the utility model embodiment one.
Fig. 2 is the structural schematic diagram of porous biomembrane filler in the utility model embodiment two.
Fig. 3 is the structural schematic diagram of porous biomembrane filler in the utility model embodiment three.
Fig. 4 is the structural schematic diagram of porous biomembrane filler in the utility model embodiment four.
Fig. 5 is the attachment structure schematic diagram of gas purge system in the utility model.
Specific embodiment
In order to be more clearly understood the advantages of making the purpose of this utility model and technical solution, below in conjunction with attached drawing and reality
Example, the present invention will be further described in detail.
Embodiment one
A kind of bio-trickling filter porous biomembrane filler is as shown in Fig. 1 0.92g/cm by density3Polypropylene
Material is process, and entirety is in have the hollow cuboid-type structure of bottom uncovered, and length × width × height is 30mm × 30mm × 10mm,
Including outer housing 1, the interior zone of outer housing 1 is divided by 8 longitudinal and transverse staggered linear parting beads 2 inside outer housing 1
For the identical and mutually independent cell compartment 3 of 25 sizes.Parting bead 2 is arranged perpendicular to 1 bottom surface of outer housing, towards 1 bottom surface of outer housing
One end is connect with outer housing bottom surface, is connect towards the both ends of outer housing inner sidewall with 1 inner wall of outer housing, far from 1 bottom surface of outer housing
One end is flushed with 1 top surface of outer housing.1 through hole 4, the diameter of through hole 4 are offered in each 3 bottom surface central position of cell compartment
For 4mm.
The uncovered that filler is filled to filler during trickling filter is face-up, and downward, gas leads to porous bottom surface from the bottom to top
Filler is crossed, circulation fluid from top to bottom flows through filler.It has the following characteristics that (1) due to filler top uncovered, therefore circulation fluid can be suitable
Benefit enters inside filler, and through hole 4 aperture in lower part only has 4mm, enough peptizaitons is played to water droplet whereabouts, so that circulation
Liquid comes into full contact with gas to react；(2) multiple cell compartments can provide good biofilm formation growth space inside filler for biomembrane, favorably
In the growth and breeding of microorganism；(3) filler material is polypropylene, density 0.92g/cm3, when filler gap is filled up by biomembrane
When will cause blocking, cause to gather circulation fluid inside trickling filter, at this time since packing density is lower than the density of circulation fluid, therefore can draw
It plays filler to float, larger gap, the biology of blocked filler aging under hydraulic shear effect is generated between filler and filler
Film is stripped, and blockage problem can be solved.
Embodiment two
A kind of bio-trickling filter porous biomembrane filler is as shown in Fig. 2 0.92g/cm by density3Polypropylene
Material is process, and entirety is in have the hollow cuboid-type structure of bottom uncovered, and length × width × height is 30mm × 30mm × 10mm,
Including outer housing 1, the interior zone of outer housing 1 is divided by 4 longitudinal and transverse staggered linear parting beads 2 inside outer housing 1
For 9 mutually independent cell compartments 3.Parting bead 2 is arranged perpendicular to 1 bottom surface of outer housing, one end and outer housing towards 1 bottom surface of outer housing
Bottom surface connection, connect towards the both ends of outer housing inner sidewall with 1 inner wall of outer housing, far from 1 bottom surface one end of outer housing and outer housing 1
Top surface flushes.The cell compartment 3 of segmentation shares large, medium and small three kinds of specifications, and wherein large scale cell compartment 3 shares 4, middle size lattice
Room 3 shares 4, and small size cell compartment 3 shares 1.4 through holes 4 are uniformly provided in each 3 bottom surface of large scale cell compartment, every
A middle 3 bottom surface of size cell compartment is uniformly provided with 2 through holes 4, is uniformly provided with 1 perforation in each 3 bottom surface of small size cell compartment
Hole 4, the diameter of each through hole 4 are 4mm.
Embodiment three
A kind of bio-trickling filter porous biomembrane filler is as shown in Fig. 3 0.92g/cm by density3Polypropylene
Material is process, and entirety is in the hollow cylindrical structure for having bottom uncovered, diameter 30mm, height 10mm, including outer housing 1,
It is equipped with a round parting bead 2 inside outer housing 1 and 1 interior zone of outer housing is divided into two independent cell compartments 3.It is round
Parting bead 2 and 1 side wall of outer housing in concentric circles arrange, parting bead 2 towards 1 bottom surface of outer housing one end and 1 bottom surface of outer housing
Connection, one end far from 1 bottom surface of outer housing are flushed with 1 top surface of outer housing.8 are along the circumferential direction offered in each cell compartment 3
Through hole 4, the diameter of each through hole 4 are 4mm.
Example IV
A kind of bio-trickling filter porous biomembrane filler is as shown in Fig. 4 0.92g/cm by density3Polypropylene
Material is process, and entirety is in the hollow cylindrical structure for having bottom uncovered, diameter 30mm, height 10mm, including outer housing 1,
A linear parting bead 2 of round parting bead 2 and 4 is equipped with inside outer housing 1, circular parting bead 2 is in 1 side wall of outer housing
Concentric circles arrangement, 4 linear parting beads 2 arrange that central point is overlapped with the center of outer housing 1, so that outside in rice font
1 interior zone of shell is divided into the cell compartment 3 of 16 independent sectors.The one end and outer housing 1 of parting bead 2 towards 1 bottom surface of outer housing
Bottom surface connection, one end far from 1 bottom surface of outer housing are flushed with 1 top surface of outer housing.1 through hole is offered in each cell compartment 3
4, the diameter of each through hole 4 is 4mm.
The invention also discloses a kind of gas purge systems, as shown in figure 5, the gas purge system contains embodiment
Porous biomembrane filler described in 4.Certainly, this purification system can contain porous biomembrane filler, phase described in embodiment 1-3
Ying Di changes the shape of bio-trickling filter 5.
Specifically, the gas purge system includes bio-trickling filter 5, circulation liquid bath 6 and recycle liquid pump 7.Biology drop
Filter tank 5 is gas vent 51 in vertical installation, top, and inside top is equipped with spray head 52, and lower inside is equipped with netted support
Bottom 53, bottom lowest part are connected to circulation liquid bath 6.There are two being set on 5 side wall of bio-trickling filter above netted backing 53
Leakage fluid dram 54,5 side wall of bio-trickling filter positioned at netted 53 lower section of backing are equipped with 1 air inlet 55.Two leakage fluid drams 54 are in
Overlying relation, high-order leakage fluid dram is located at the lower section at corresponding 5 sidewall locations of bio-trickling filter of spray head 52, raw
It is remained off in object treatment process.Porous biomembrane filler in example IV is laid with layer by layer is seated in bio-trickling filter 5
Interior, on netted backing 53, uncovered is adjusted according to the actual situation facing towards laying, the height of laying.Air inlet 55 and generation
The biological reaction apparatus 9 of exhaust gas such as anaerobic reactor connects, and wet flow indicator 8 is equipped on connecting line, for measuring
Into the amount of bio-trickling filter 5.7 input end of recycle liquid pump is connected to circulation 6 lower part of liquid bath, and outlet end is connected to spray head 52.
Sample tap 61 is additionally provided on circulation 6 side wall of liquid bath, top is equipped with air intlet 62.Sample tap 61 is used for in circulation liquid bath 6
Liquid analyzed, when necessary can also be from this mouthful of discharge section waste liquid.Air intlet 62 is to introduce nature in circulation liquid bath 6
Air is conducive to organisms use oxygen for pernicious gas oxygenolysis, then returns so that being in micro- aerobic state in circulation fluid
It returns in bio-trickling filter 5 and continues to handle.
During the reaction, the harmful exhaust of generation enters 1 bottom of bio-trickling filter from air inlet 55 to biological reaction apparatus 9
Portion, portion moves through porous biomembrane filler then up, and be attached to microorganism on porous biomembrane filler and follow
The contact of ring liquid, harmful substance are removed.Circulation fluid is pumped into 1 top of bio-trickling filter by recycle liquid pump 7 in circulation liquid bath 6,
And uniformly sprayed by spray head 52, it then falls on porous biomembrane filler, provides nutrient, unemployed circulation for microorganism
Liquid returns in circulation liquid bath 6.
The porous biomembrane filler of example IV and Character Comparison between common Pall ring and ball filler are as follows
Shown in table, test result show porous biomembrane filler in internal complex degree of structure between two kinds of common fillers
(being indicated with specific surface area numerical value) also (is indicated) on permeability between two kinds of common fillers with porosity numerical value.
It is analyzed by laboratory experiment, loading the bio-trickling filters of three kinds of fillers respectively, (filling batch volume is
It 0.25L) runs parallel under the same conditions 150 days, in the biofilm biomass and circulation of bio-trickling filter end-of-run measurement bed
Liquid permeability, as a result as follows:
Test result surface the application is improved by filler internal structure, is realized under the premise of higher biofilm biomass not
The purpose of circulation fluid permeability is reduced, there is certain innovation practicability.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, any change or replacement expected without creative work be should be covered within the scope of the utility model.
Therefore, the protection scope of the utility model should be determined by the scope of protection defined in the claims.
Claims (8)
1. a kind of bio-trickling filter porous biomembrane filler, it is characterised in that: include the outer housing of bottom uncovered, the shell
It is equipped with several independent cell compartments in vivo, the outer housing and cell compartment are integrally process by polypropylene, each cell compartment bottom
A through hole is at least offered, the diameter of the through hole is 4mm.
2. a kind of bio-trickling filter porous biomembrane filler according to claim 1, it is characterised in that: the outer housing
In cuboid-type, by several longitudinal and transverse staggered linear parting beads by the interior zone of outer housing inside the outer housing
It is divided into several mutually independent cell compartments.
3. a kind of bio-trickling filter porous biomembrane filler according to claim 2, it is characterised in that: the cell compartment
Size is all identical, part is identical or completely not identical.
4. a kind of bio-trickling filter porous biomembrane filler according to claim 1, it is characterised in that: the outer housing
The interior zone of outer housing is divided into several phases by the parting bead of several round types inside the outer housing by structure cylindrical
Mutual independent cell compartment, the through hole that bottom opens up in the cell compartment circumferentially arrange by mode.
5. a kind of bio-trickling filter porous biomembrane filler according to claim 2, it is characterised in that: the outer housing
Structure cylindrical is equipped at least one round parting bead and several linear parting beads inside the outer housing, round
Parting bead and shell body sidewall arranged in concentric circles, linear parting bead in rice font arrangement, central point and outer housing
Center is overlapped, so that outer housing interior zone is divided into the cell compartment of several independent sectors, each cell compartment bottom is opened up
There is a through hole.
6. gas purge system, including bio-trickling filter, circulation liquid bath and recycle liquid pump and bio-trickling filter, circulation liquid bath and follow
Ring liquid is sequentially connected composition circulation, and the air inlet of exhaust gas from bio-trickling filter lower part is passed through, after purification at the top of bio-trickling filter
Discharge, it is characterised in that: in the bio-trickling filter pond, the top of air inlet is equipped in claim 1-5 arbitrarily layer by layer
A kind of bio-trickling filter porous biomembrane filler, the porous biomembrane filler uncovered described in one are arranged up.
7. gas purge system according to claim 6, it is characterised in that: on the pipeline of the Way in of the air inlet
Wet flow indicator is installed.
8. gas purge system according to claim 6, it is characterised in that: circulation fluid groove top portion be equipped with air into
Mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822034021.1U CN209481277U (en) | 2018-12-05 | 2018-12-05 | A kind of bio-trickling filter porous biomembrane filler and gas purge system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822034021.1U CN209481277U (en) | 2018-12-05 | 2018-12-05 | A kind of bio-trickling filter porous biomembrane filler and gas purge system |
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| Publication Number | Publication Date |
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| CN209481277U true CN209481277U (en) | 2019-10-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877473A (en) * | 2022-07-06 | 2022-08-09 | 希达空调净化设备有限公司 | High-efficiency filter for dust-free room |
-
2018
- 2018-12-05 CN CN201822034021.1U patent/CN209481277U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877473A (en) * | 2022-07-06 | 2022-08-09 | 希达空调净化设备有限公司 | High-efficiency filter for dust-free room |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000, No. three, 30 South Renmin Road, Chengdu, Sichuan, Wuhou District Patentee after: Sichuan Machinery Research and Design Institute (Group) Co., Ltd Address before: 610000, No. three, 30 South Renmin Road, Chengdu, Sichuan, Wuhou District Patentee before: SICHUAN PROVINCIAL MACHINERY RESEARCH & DESIGN INSTITUTE |
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| CP01 | Change in the name or title of a patent holder |