CN208200506U - Multipoint water feeding strengthened denitrification denitrification bio-filter - Google Patents
Multipoint water feeding strengthened denitrification denitrification bio-filter Download PDFInfo
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- CN208200506U CN208200506U CN201720649095.9U CN201720649095U CN208200506U CN 208200506 U CN208200506 U CN 208200506U CN 201720649095 U CN201720649095 U CN 201720649095U CN 208200506 U CN208200506 U CN 208200506U
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- water inlet
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- denitrification
- inlet pipe
- filter
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Abstract
The utility model provides a kind of multipoint water feeding strengthened denitrification denitrification bio-filter, including intake pump, water inlet supervisor, the first water inlet pipe, the second water inlet pipe and filter tank, wherein, the intake pump is connect with the water inlet of the water inlet supervisor, the water outlet of the water inlet supervisor is connect with first water inlet pipe, the second water inlet pipe respectively, the first water inlet pipe level is laid on the bottom in the filter tank, the second water inlet pipe level is laid on the middle part in the filter tank, is equipped with inlet opening on first water inlet pipe, the second water inlet pipe.The beneficial effects of the utility model are: improving the design and distribution of water entry, making full use of for filtering layer is realized, reduces the head loss of unit time, improves the efficiency of denitrification bio-filter.
Description
Technical field
The utility model relates to biofilter more particularly to a kind of multipoint water feeding strengthened denitrification denitrification bio-filters.
Background technique
Denitrification bio-filter is exceedingly fast due to anti-nitration reaction speed in actual operation, the beginning of filter material layer just
End of reaction, the part filter tank biofilm thickness is higher, is 1.8-2.3 times of upper layer filtrate biofilm thickness.Cause to deposit
In following problems:
1, since water inlet is flowed from the bottom up, denitrification is concentrated mainly on lower layer in filtrate, and the biology on filtrate upper layer is not
Play effective denitrification.
2, lower layer's biomembrane is thicker in filtrate, and the suspended contaminant in water inlet is mainly trapped in middle lower layer, head damage
Dephasing is answered larger.
Summary of the invention
In order to solve the problems in the prior art, it is raw to provide a kind of multipoint water feeding strengthened denitrification denitrification for the utility model
Object filter tank.
The utility model provides a kind of multipoint water feeding strengthened denitrification denitrification bio-filter, including intake pump, water inlet master
Pipe, the first water inlet pipe, the second water inlet pipe and filter tank, wherein the intake pump is connect with the water inlet of the water inlet supervisor,
The water outlet of the water inlet supervisor is connect with first water inlet pipe, the second water inlet pipe respectively, first water inlet pipe
Level is laid on the bottom in the filter tank, and the second water inlet pipe level is laid on the middle part in the filter tank, described first into
Inlet opening is equipped on water branch pipe, the second water inlet pipe.
Floating stuffing is equipped in the filter tank as a further improvement of the utility model, the top in the filter tank is equipped with
Effluent weir.
As a further improvement of the utility model, the water inlet supervisor be equipped with flowmeter arrange along water inlet sequence with
Butterfly valve.
The water inlet end of first water inlet pipe is equipped with check-valves as a further improvement of the utility model, and described the
The water inlet end of two water inlet pipes is equipped with the butterfly valve and check-valves arranged along water inlet sequence.
Top, left side, the right side of first water inlet pipe are equipped with into water as a further improvement of the utility model,
Hole, top, left side, the right side of second water inlet pipe are equipped with inlet opening.
The multipoint water feeding strengthened denitrification denitrification bio-filter further includes anti-as a further improvement of the utility model,
Flushing machine, the backwash mechanism include air blower and the backwash tracheae connecting with the air blower, the backwash gas
Pipe is connect with first water inlet pipe, the second water inlet pipe respectively.
The backwash tracheae is equipped with the air quantity arranged along water inlet sequence as a further improvement of the utility model,
Meter, butterfly valve and check-valves.
As a further improvement of the utility model, the multipoint water feeding strengthened denitrification denitrification bio-filter further include into
Medicine mechanism, it is described into medicine mechanism include carbon source add pump and with the carbon source add pump connection drug-feeding tube, the drug-feeding tube with
The water inlet supervisor connection.
The drug-feeding tube is equipped with butterfly valve as a further improvement of the utility model,.
The beneficial effects of the utility model are: through the above scheme, improving the design and distribution of water entry, realizing filter
Making full use of for layer, reduces the head loss of unit time, improves the efficiency of denitrification bio-filter.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of multipoint water feeding strengthened denitrification denitrification bio-filter of the utility model.
Specific embodiment
The utility model is described in further detail for explanation and specific embodiment with reference to the accompanying drawing.
As shown in Figure 1, a kind of multipoint water feeding strengthened denitrification denitrification bio-filter, including intake pump 2, water inlet supervisor 3, the
One water inlet pipe 4, the second water inlet pipe 5 and filter tank 1, wherein the filter tank 1 be upward flow water inlet, the intake pump 2 with it is described
Water inlet supervisor 3 water inlet connection, it is described water inlet supervisor 3 water outlet respectively with first water inlet pipe 4, second intake branch
Pipe 5 connects, and 4 level of the first water inlet pipe is laid on the bottom in the filter tank 1, and the second water inlet pipe level 5 is laid with
At the middle part in the filter tank 1, inlet opening is equipped on first water inlet pipe 4, the second water inlet pipe 5.
As shown in Figure 1, being equipped with floating stuffing in the filter tank 1, the aperture of inlet opening is less than the diameter of floating stuffing.
As shown in Figure 1, the top in the filter tank 1 is equipped with effluent weir, effluent weir, which can be discharged, can also carry out water flushing,
It is from top to bottom to carry out gravity backwash using clear water after other filter tanks processing after effluent weir that water, which rinses, and effluent weir at this time is then
To backwash influent weir.
As shown in Figure 1, the water inlet supervisor 2 is equipped with the flowmeter and butterfly valve arranged along water inlet sequence.
As shown in Figure 1, the water inlet end of first water inlet pipe 4 is equipped with check-valves, the water inlet of second water inlet pipe 5
End is equipped with the butterfly valve and check-valves arranged along water inlet sequence.
As shown in Figure 1, top, left side, the right side of first water inlet pipe 4 are equipped with inlet opening, second water inlet
Top, left side, the right side of branch pipe 5 are equipped with inlet opening, carry out upward flow water inlet.
As shown in Figure 1, the multipoint water feeding strengthened denitrification denitrification bio-filter further includes backwash mechanism, the recoil
Washing machine structure includes air blower 7 and the backwash tracheae that connect with the air blower 7, and the backwash tracheae is respectively with described first
Water inlet pipe 4, the connection of the second water inlet pipe 5, carry out anti-using the inlet opening on the first water inlet pipe 4, the second water inlet pipe 5
It rinses, at this point, inlet opening is to backwash air inlet.
As shown in Figure 1, the backwash tracheae is equipped with air volume meter, butterfly valve and the check-valves arranged along water inlet sequence.
As shown in Figure 1, the multipoint water feeding strengthened denitrification denitrification bio-filter further include into medicine mechanism, it is described into medicine machine
Structure includes that carbon source adds pump 6 and adds the drug-feeding tube that pump 7 is connect with the carbon source, and the drug-feeding tube and water inlet supervisor 3 connect
It connects, dry point ensures after carbon source toss area.
As shown in Figure 1, the drug-feeding tube is equipped with butterfly valve.
The caliber of water inlet supervisor 3 is designed according to the treatment scale in filter tank 1, such as certain sewage plant (50,000 m3/ day) anti-nitre
Changing filter tank design flow of inlet water is 1548m3/ h, totally two, calculating according to water inlet ratio 30% is then 1548/2 × 30%=232 m3/
H, then 3 diameters of supervisor of intaking are taken as the stainless steel tube of DN200mm, inside entrance filtering layer through walls of fetching water from water inlet supervisor 3, and segment
For branch pipe and water distribution aperture.
Water inlet supervisor 3 dry points arrive into filter tank 1 position between will there are sufficient lengths, to install flowmeter and valve
Door carries out corresponding operation control.2 flow design of intake pump is 1700m3/ h(actual motion flow is 800-1176 m3/ h),
Lift 8m, promotion head are 3m, along journey and local head loss according to the different about 0.2-0.6m of flow velocity, there remains 4.8-4.4m's
Head carries out water distribution.
First water inlet pipe 4 and the second water inlet pipe 5 select the stainless steel tube of four DN80 respectively, along filter tank width direction
It is evenly arranged, 13.8 meters of length, designs three row's apertures on top, left side, right side respectively in every root canal, aperture 3mm(is less than filtrate
Diameter 4.5mm), interval 5cm, 276 × 4 × 3=3312 in total, total cross-sectional area 0.094m2, water inlet supervisor's cross-sectional area
0.125m2。
It is rinsed using gas punching and water punching joint, gas punching uses air blast computer room gas source, the total discharge pipe outlet pressure of air blast computer room
About 80kpa is aerated to carry out gas and be washed upwards by the first water inlet pipe 4 and the second water inlet pipe 5；Water punching then utilizes effluent weir
Clear water from top to bottom carries out gravity backwash after other filter tanks processing afterwards, prevents sewage accumulation of impurities or growth film and leads
The inside of cause blocks, while being also prevented from filter clogging inlet opening, and tracheae is plugged into from denitrification filter pool air hose, and pressure probably exists
Between 70-80kpa, flow is in 400-600 Nm3Between/h, gas flow rate is between 8-12m/s.
A kind of multipoint water feeding strengthened denitrification denitrification bio-filter provided by the utility model, improves the design of water entry
And distribution, making full use of for filtering layer is realized, the head loss of unit time is reduced, increases backwashing period, it is overall next
It says the efficiency for improving denitrification bio-filter, reduces flushing energy consumption.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (9)
1. a kind of multipoint water feeding strengthened denitrification denitrification bio-filter, it is characterised in that: including intake pump, water inlet supervisor, first
Water inlet pipe, the second water inlet pipe and filter tank, wherein the intake pump with it is described water inlet supervisor water inlet connect, it is described into
The water outlet of water supervisor is connect with first water inlet pipe, the second water inlet pipe respectively, the first water inlet pipe level paving
It is located at the bottom in the filter tank, the second water inlet pipe level is laid on the middle part in the filter tank, first water inlet pipe,
Inlet opening is equipped on second water inlet pipe.
2. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 1, it is characterised in that: in the filter tank
Equipped with floating stuffing, the top in the filter tank is equipped with effluent weir.
3. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 1, it is characterised in that: the water inlet master
Pipe is equipped with the flowmeter and butterfly valve arranged along water inlet sequence.
4. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 1, it is characterised in that: described first into
The water inlet end of water branch pipe is equipped with check-valves, and the water inlet end of second water inlet pipe is equipped with the butterfly valve arranged along water inlet sequence and stops
Return valve.
5. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 1, it is characterised in that: described first into
Top, left side, the right side of water branch pipe are equipped with inlet opening, and top, left side, the right side of second water inlet pipe are equipped with into water
Hole.
6. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 1, it is characterised in that: the multiple spot into
Enhanced water denitrification biofilter further includes backwash mechanism, the backwash mechanism include air blower and with the air blast
The backwash tracheae of machine connection, the backwash tracheae are connect with first water inlet pipe, the second water inlet pipe respectively.
7. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 6, it is characterised in that: the backwash
Tracheae is equipped with air volume meter, butterfly valve and the check-valves arranged along water inlet sequence.
8. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 1, it is characterised in that: the multiple spot into
Enhanced water denitrification biofilter further include into medicine mechanism, it is described into medicine mechanism include carbon source add pump and with the carbon source
The drug-feeding tube of pump connection is added, the drug-feeding tube and water inlet supervisor connect.
9. multipoint water feeding strengthened denitrification denitrification bio-filter according to claim 8, it is characterised in that: the drug-feeding tube
It is equipped with butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720649095.9U CN208200506U (en) | 2017-06-06 | 2017-06-06 | Multipoint water feeding strengthened denitrification denitrification bio-filter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720649095.9U CN208200506U (en) | 2017-06-06 | 2017-06-06 | Multipoint water feeding strengthened denitrification denitrification bio-filter |
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| CN208200506U true CN208200506U (en) | 2018-12-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110028198A (en) * | 2019-03-16 | 2019-07-19 | 杭州华家池环保技术工程有限公司 | A kind of processing equipment and its treatment process of super effect integrated sewage water |
-
2017
- 2017-06-06 CN CN201720649095.9U patent/CN208200506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110028198A (en) * | 2019-03-16 | 2019-07-19 | 杭州华家池环保技术工程有限公司 | A kind of processing equipment and its treatment process of super effect integrated sewage water |
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