CN208829357U - A kind of device and biological aerated filter system reducing filterins media run-off when biological aerated filter backwashes - Google Patents
A kind of device and biological aerated filter system reducing filterins media run-off when biological aerated filter backwashes Download PDFInfo
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- CN208829357U CN208829357U CN201821267441.8U CN201821267441U CN208829357U CN 208829357 U CN208829357 U CN 208829357U CN 201821267441 U CN201821267441 U CN 201821267441U CN 208829357 U CN208829357 U CN 208829357U
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- China
- Prior art keywords
- waste water
- biological aerated
- discharge pipe
- wastewater discharge
- aerated filter
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- 239000002351 wastewater Substances 0.000 claims abstract description 111
- 239000000706 filtrate Substances 0.000 claims abstract description 66
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 230000000903 blocking Effects 0.000 claims description 19
- 102000010637 Aquaporins Human genes 0.000 claims description 9
- 108010063290 Aquaporins Proteins 0.000 claims description 9
- 238000005273 aeration Methods 0.000 claims description 5
- 238000011001 backwashing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000014759 maintenance of location Effects 0.000 abstract description 5
- 238000005406 washing Methods 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000005755 formation reaction Methods 0.000 abstract description 4
- 239000000945 filler Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000006011 modification reaction Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000276438 Gadus morhua Species 0.000 description 1
- 241000385223 Villosa iris Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 235000019516 cod Nutrition 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000414 obstructive Effects 0.000 description 1
- 230000000737 periodic Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
Classifications
-
- 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
Abstract
The device and biological aerated filter system of filterins media run-off when the utility model provides a kind of reduction biological aerated filter backwash, the device includes stopping filtrate pipeline, several siphon pipes, waste water canal and wastewater discharge pipe, wastewater discharge pipe is set to waste water canal bottom, stop filtrate pipeline to be set on wastewater discharge pipe and projected upwards from the bottom of waste water canal, wastewater discharge pipe is communicated with filtrate pipeline is stopped；Siphon pipe, which passes through, stops filtrate pipeline, and one end of siphon pipe is set in waste water canal, and the other end is set in wastewater discharge pipe.Stop filtrate pipeline to be set on wastewater discharge pipe in the device of the utility model and is projected upwards from the bottom of waste water canal, wastewater discharge pipe is communicated with filtrate pipeline is stopped, filtrate is relatively heavy, it is not difficult to surmount after the washing away of gas and water and stops filtrate pipeline, and the device includes several siphon pipes, meeting self-assembling formation siphon when liquid level is lower than siphon tube top, waste water passes through siphon pipe and is discharged, filtrate is trapped, and realizes the retention functions for the filtrate run out of to backwash.
Description
Technical field
The utility model relates to water-treatment technology fields, filter when backwashing more particularly to a kind of reduction biological aerated filter
The device and biological aerated filter system that stream is lost.
Background technique
Biological aerated filter abbreviation BAF has many advantages, such as that the residence time is short, load is high, occupied area is small.Its filler surface
Product is big, can adhere to a large amount of microorganisms, is widely used in the organic matters such as sewage treatment plant's denitrogenation and removal COD.
BAF is mainly made of water distribution system, air distribution system, filter plate, supporting layer, filler, outlet system etc..Filler in BAF
Accumulate closely knit, the microorganism of attachment can efficiently remove the pollutant in sewage, but also block the gap between filler, influence sewage
Filter efficiency.BAF obstruction need to be backwashed afterwards to a certain extent, remove the biomembrane of aging, restore filter capacity.It is right
Filterins media run-off is always the problem for perplexing operation when the BAF using heavy filter material, backwash.
When BAF is backwashed, the stages such as air purge, air-water backwashing, washing need to be undergone, wherein the air-water backwashing stage is because of backwash rate
Larger, filtrate meeting journey suspended state, part filter tank can run out of filter tank, enter waste water canal with waste water, and then enter waste water
Pond is deposited on bottom of pond, seriously affects system operation.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide a kind of filters of reduction aeration and biological
The device and biological aerated filter system of filterins media run-off when pond backwashes, described device include stopping filtrate pipeline, several rainbows
Suction pipe, waste water canal and wastewater discharge pipe, wastewater discharge pipe are set to waste water canal bottom, and filtrate pipeline is stopped to be set to wastewater discharge pipe
It above and from the bottom of waste water canal projects upwards, the wastewater discharge pipe is communicated with the blocking filtrate pipeline；Siphon pipe passes through resistance
Filtrate pipeline is kept off, one end of siphon pipe is set in waste water canal, and the other end is set in wastewater discharge pipe.The device of the utility model
Middle blocking filtrate pipeline is set on wastewater discharge pipe and projects upwards from the bottom of waste water canal, the wastewater discharge pipe with it is described
Filtrate pipeline is stopped to communicate, filtrate is relatively heavy, is not difficult to surmount after the washing away of gas and water and stops filtrate pipeline, and the dress
It sets including several siphon pipes, meeting self-assembling formation siphon when liquid level is lower than siphon tube top, waste water passes through siphon pipe and is discharged, filtrate
It is trapped, realizes the retention functions for the filtrate run out of to backwash.
In order to achieve the above objects and other related objects, the utility model first aspect provides a kind of reduction aeration and biological filter
The device of filterins media run-off when pond backwashes, including stop filtrate pipeline, several siphon pipes, waste water canal and wastewater discharge pipe, institute
Wastewater discharge pipe is stated set on waste water canal bottom, the blockings filtrate pipeline is on the wastewater discharge pipe and from waste water
The bottom of canal projects upwards, and the wastewater discharge pipe is communicated with the blocking filtrate pipeline；The siphon pipe passes through the blocking
One end of filtrate pipeline, siphon pipe is set in waste water canal, and the other end is set in wastewater discharge pipe.
Preferably, described blocking filtrate pipeline one end is set to waste water canal bottom, and the other end is low with waste water liquid level in waste water canal
The waste water liquid level in waste water canal.
Preferably, the internal diameter for stopping filtrate pipeline is not less than the internal diameter of wastewater discharge pipe.
Preferably, the internal diameter for stopping filtrate pipeline is equal to the internal diameter of wastewater discharge pipe.
Preferably, the siphon pipe termination in waste water canal is bordering on the bottom of waste water canal.
Preferably, the siphon pipe is more than two or three.
Preferably, the waste water canal is open type water channel or can open type water channel.
The utility model second aspect provides a kind of biological aerated filter system, including biological aerated filter and any of the above-described
The device of filterins media run-off when reduction biological aerated filter described in backwashes, the biological aerated filter and the reduction expose
The device connection of filterins media run-off when gas biofilter backwashes.
As described above, the device of filterins media run-off and exposure when the utility model provides a kind of reduction biological aerated filter backwash
Gas bacteria filter system, described device include stopping filtrate pipeline, several siphon pipes, waste water canal and wastewater discharge pipe, waste water
Delivery pipe is set to waste water canal bottom, stops filtrate pipeline to be set on wastewater discharge pipe and projects upwards from the bottom of waste water canal, institute
Wastewater discharge pipe is stated to communicate with the blocking filtrate pipeline；Siphon pipe, which passes through, stops filtrate pipeline, and one end of siphon pipe is set to useless
In water channel, the other end is set in wastewater discharge pipe, and filtrate is relatively heavy, is not difficult to surmount blocking filter after the washing away of gas and water
Pipe material, and the device includes several siphon pipes, meeting self-assembling formation siphon when liquid level is lower than siphon tube top, thus waste water canal
Middle waste water discharge, and filtrate is trapped, to reach the retention functions for the filtrate run out of to backwash.
Detailed description of the invention
Fig. 1 is shown as the side view of the device of filterins media run-off when the reduction biological aerated filter backwash of the utility model
One.
Fig. 2 is shown as the top view of the device of filterins media run-off when the reduction biological aerated filter backwash of the utility model.
Fig. 3 is shown as the side view of the device of filterins media run-off when the reduction biological aerated filter backwash of the utility model
Two.
Appended drawing reference:
1 stops filtrate pipeline
2 siphon pipes
3 waste water canals
4 wastewater discharge pipes
The filtrate of 5 retentions
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It please refers to Fig.1 to Fig.3.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, is not intended to limit the utility model
Enforceable qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or size
Adjustment it is practical new should all still to fall in this in the case where not influencing the effect of the utility model can be generated and the purpose that can reach
The revealed technology contents of type obtain in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", " left side ",
The term on " right side ", " centre " and " one " etc. is merely convenient to being illustrated for narration, rather than implementable to limit the utility model
Range, relativeness is altered or modified, under the content of no substantial changes in technology, can be real when being also considered as the utility model
The scope applied.
As depicted in figs. 1 and 2, a kind of device reducing filterins media run-off when biological aerated filter backwashes, including stop filter
Pipe material 1, several siphon pipes 2, waste water canal 3 and wastewater discharge pipe 4, the wastewater discharge pipe 4 are set to 3 bottom of waste water canal
Portion, the blocking filtrate pipeline 1 are set on the wastewater discharge pipe 4 and project upwards from the bottom of waste water canal 3, the waste water
Delivery pipe 4 is communicated with the blocking filtrate pipeline 1；The siphon pipe 2 passes through the blocking filtrate pipeline 1, one end of siphon pipe
In waste water canal, the other end is set in wastewater discharge pipe 4.
The device for reducing filterins media run-off when biological aerated filter backwashes can retain most of filtrate.
In a preferred embodiment, described 1 one end of blocking filtrate pipeline is set to 3 bottom of waste water canal, and the other end is lower than
Waste water liquid level in waste water canal 3.The waste water that biological aerated filter recoil is come out is mainly by blocking filtrate pipeline 1 and discharge of wastewater
Pipe 4 discharges.
In a preferred embodiment, the internal diameter for stopping filtrate pipeline 1 is not less than the internal diameter of wastewater discharge pipe 4,
As shown in Figure 1 to stop the internal diameter of filtrate pipeline 1 to be equal to the internal diameter of wastewater discharge pipe 4, it is illustrated in figure 3 and stops filtrate pipeline 1
Internal diameter be greater than wastewater discharge pipe 4 internal diameter.
In a preferred embodiment, the internal diameter for stopping filtrate pipeline 1 is equal to the internal diameter of wastewater discharge pipe 4.
In a preferred embodiment, the siphon pipe termination in waste water canal is bordering on the bottom of waste water canal.
In a preferred embodiment, the siphon pipe is more than two or three.
In a preferred embodiment, the waste water canal 3 is open type water channel or can open type water channel.
A kind of biological aerated filter system, including biological aerated filter and reduction aeration and biological described in any of the above embodiments filter
The filtrate when device of filterins media run-off when pond backwashes, the biological aerated filter and the reduction biological aerated filter backwash
The device of loss is connected to.Wherein, the filterins media run-off when water outlet of biological aerated filter and reduction biological aerated filter backwash
Device connection.
When biological aerated filter BAF is backwashed, if there is filtrate to be rushed out, the reduction for being introduced into the utility model exposes
The device of filterins media run-off when gas biofilter backwashes, including stop filtrate pipeline 1, several siphon pipes 2, waste water canal 3 and give up
Water discharge spout 4, the wastewater discharge pipe 4 are set to 3 bottom of waste water canal, and the blocking filtrate pipeline 1 is arranged set on the waste water
It puts on pipe 4 and is projected upwards from the bottom of waste water canal 3, the wastewater discharge pipe 4 is communicated with the blocking filtrate pipeline 1；It is described
Siphon pipe 2 passes through the blocking filtrate pipeline 1, and one end of siphon pipe is set in waste water canal, and the other end is set to wastewater discharge pipe 4
Interior, liquid level, which is higher than, stops the waste water of 1 height of filtrate pipeline by stopping filtrate pipeline 1 and wastewater discharge pipe 4 to flow out, filtrate phase
To heavier, it is not difficult to surmount after the washing away of gas and water and stops filtrate pipeline 1, so (the filter of retention is trapped in waste water canal
5), liquid level is lower than stopping the waste water of filtrate pipeline 1 to be discharged by several siphon pipes 2, since liquid level difference can self-assembling formation for material
Siphon is not necessarily to any air extractor.Waste water canal be open type water channel or can open type water channel, periodic cleaning deposition filtrate be
It can.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (8)
1. a kind of device for reducing filterins media run-off when biological aerated filter backwashes, which is characterized in that including stopping filtrate pipeline
(1), several siphon pipes (2), waste water canal (3) and wastewater discharge pipe (4), the wastewater discharge pipe (4) are set to the waste water canal
(3) bottom, blocking filtrate pipeline (1) are set on the wastewater discharge pipe (4) and dash forward upwards from the bottom of waste water canal (3)
Out, the wastewater discharge pipe (4) communicates with the blocking filtrate pipeline (1)；The siphon pipe (2) passes through the blocking filtrate pipe
The one end in road (1), siphon pipe is set in waste water canal, and the other end is set in wastewater discharge pipe (4).
2. the device of filterins media run-off when reducing biological aerated filter backwash as described in claim 1, which is characterized in that described
Filtrate pipeline (1) one end is stopped to be set to waste water canal (3) bottom, the other end is lower than waste water liquid level in waste water canal (3).
3. the device of filterins media run-off when reducing biological aerated filter backwash as described in claim 1, which is characterized in that described
The internal diameter of filtrate pipeline (1) is stopped to be not less than the internal diameter of wastewater discharge pipe (4).
4. the device of filterins media run-off when reducing biological aerated filter backwash as described in claim 1, which is characterized in that described
The internal diameter of filtrate pipeline (1) is stopped to be equal to the internal diameter of wastewater discharge pipe (4).
5. the device of filterins media run-off when reducing biological aerated filter backwash as described in claim 1, which is characterized in that be set to
Siphon pipe termination in waste water canal is bordering on the bottom of waste water canal.
6. the device of filterins media run-off when reducing biological aerated filter backwash as described in claim 1, which is characterized in that described
Siphon pipe is more than two or three.
7. the device of filterins media run-off when reducing biological aerated filter backwash as described in claim 1, which is characterized in that described
Waste water canal (3) is open type water channel or can open type water channel.
8. a kind of biological aerated filter system, which is characterized in that including biological aerated filter and such as any one of claim 1 to 7
The device of filterins media run-off when the reduction biological aerated filter backwashes, the biological aerated filter and reduction aeration are given birth to
The device connection of filterins media run-off when object filter back washing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821267441.8U CN208829357U (en) | 2018-08-03 | 2018-08-03 | A kind of device and biological aerated filter system reducing filterins media run-off when biological aerated filter backwashes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821267441.8U CN208829357U (en) | 2018-08-03 | 2018-08-03 | A kind of device and biological aerated filter system reducing filterins media run-off when biological aerated filter backwashes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208829357U true CN208829357U (en) | 2019-05-07 |
Family
ID=66308404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821267441.8U Active CN208829357U (en) | 2018-08-03 | 2018-08-03 | A kind of device and biological aerated filter system reducing filterins media run-off when biological aerated filter backwashes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208829357U (en) |
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2018
- 2018-08-03 CN CN201821267441.8U patent/CN208829357U/en active Active
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