CN209307012U - A kind of sewage processing filtering device - Google Patents
A kind of sewage processing filtering device Download PDFInfo
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- CN209307012U CN209307012U CN201821423658.3U CN201821423658U CN209307012U CN 209307012 U CN209307012 U CN 209307012U CN 201821423658 U CN201821423658 U CN 201821423658U CN 209307012 U CN209307012 U CN 209307012U
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Abstract
The utility model discloses a kind of sewage processing filtering devices, including original water inlet, rinses water out, washes husky device, filtrate outlet, casting bed, water distributor, dirty sand, air lift, bracket, countercurrent action, for raw water to be processed through water inlet pipe, the water distributor by being located at filter bottom enters filter.Water flow from bottom to top countercurrently by filter bed, assemble in filter top by filtered fluid after filtering, flows out through overflow port.The contaminated filtrate of filter bottom is thus lifted to the sand-washing device of filter top by air lift, pollutant is separated from active sand by action of turbulent flow, impurity is discharged by cleaning water outs, and net sand returns to casting bed using self weight to realize continuous filtering.
Description
Technical field
The utility model relates to a kind of sewage-treatment plants, more particularly relate to a kind of sewage processing filtering device.
Background technique
The problem of environmental pollution of large-scale ecological plantation aquaculture becomes increasingly conspicuous, with China's expanding economy, Ren Minsheng
The flat raising of running water, plantation animal products consumption quantity rise year by year, vegetables, meat, birds, beasts and eggs and milk consumption figure with average
It is often close on 10% speed growth, the demand of animal products is increasing.Ecologic planting aquaculture is rapidly developed, ecology
Huge variation has occurred in scale, mode and the distributed areas of plantation aquaculture, and ecologic planting breeding way is also dissipated by initial
It supports and is gradually converted into intensive, large-scale cultivation.But at the same time, the development of large-scale ecological plantation farm, it is on the one hand full
Foot resident to vegetables, meat, birds, beasts and eggs group food wilderness demand, while also bringing certain environmental pollution.These ecologies
A large amount of high concentrations, the high ammonia nitrogen, high suspended matter, the biggish livestock and poultry liquid dung of processing difficulty that farm generates are planted, contaminant water is become
The important pollution sources of body.Therefore, the sewage generated to ecologic planting cultivation is rationally handled, and is allowed to Harmless, resource
Change direction to develop increasingly by domestic and international extensive concern.A kind of a kind of effluent treatment and filtering dress can solve this problem is now provided
It sets.
Utility model content
The technical problems to be solved in the utility model be it is a kind of integrate coagulation, clarification, filtering high efficiency filter processing
Technique is made of multiple active sand filter units.It is not required to shut down backwash；Using single-stage filtrate, it is not necessarily to gradation, without water
Power is unevenly distributed and the problems such as primary filtrate；It does not need backwash pump and its shuts down to switch electronic, operated pneumatic valve；Without setting up
Coagulation, clarifying basin, without coagulation, clarification mechanical equipment.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
The utility model provides a kind of sewage processing filtering device, including original water inlet, rinse water out, sand-washing device,
Filtrate outlet, casting bed, water distributor, dirty sand, air lift, bracket, sewage processing filtering device is can-like structure, device one
Upper lateral part is provided with the original water inlet, and the flushing water out, another upper lateral part of device is provided below in the original water inlet
It is provided with the filtrate outlet, device bosom is provided with the sand-washing device, and the cloth is provided below in the sand-washing device
Hydrophone is the casting bed above device inner quartz sand heap, and here is the dirty sand, and bottom of device is arranged the air and is promoted
Pump, sewage processing filtering device outer layer are that material is 304 stainless steels, and epoxy resin erosion resistant coating is arranged in inner wall, and filtrate is single layer stone
Sand partial size is 0.8mm -1.2mm, and the sand-washing device uses carbon steel material, and filtering velocity is 8-12m/h, the water distributor when work
It is stainless steel cylinder wrapping wire water cap water distribution, shape is such as fan-shaped, water is guided to the casting bed, sewage processing filtering device cuts dirty hold
Amount is 5-15kg/m3, and working method is pressure type, the method for operation be water flow from top to bottom, delivery turbidity≤5mg/L.
As a kind of optimal technical scheme of the utility model, the sand-washing device includes dirty sand riser tubing, the landing of net sand
Pipeline rinses water out.
As a kind of optimal technical scheme of the utility model, air lift is located at device bottommost, makes the dirty sand
Into sand-washing device.I.e. the dirty sand of filter bottom is thus lifted to filter top by dirty sand riser tubing by air lift,
Separate pollutant from dirty sand by action of turbulent flow, impurity is discharged by cleaning water outs, and dirty sand passes through gravity
It enters net sand landing pipeline and returns to casting bed.
As a kind of optimal technical scheme of the utility model, the frame support means are steel bracket.
As a kind of optimal technical scheme of the utility model, treated sewage is flowed out by the filtrate outlet.
The utility model beneficial effect achieved is: the device is a kind of sewage processing filtering device, filter bottom
Contaminated filtrate is thus lifted to the sand-washing device of filter top by air lift, makes pollutant from work by action of turbulent flow
Property sand in separate, impurity is discharged by cleaning water outs, and net sand using self weight returns to casting bed to realize continuous filtering, fortune
Row expense is low, is not required to the backwashing pump of high lift big flow, and interval washed-out sand mode can be used, and further decreases running cost
With, high-efficient, 24 continuous throughout the twenty-four hour24s are not required to shut down backwash, are not required to back flush valves and reserve filter maintenance cost is low,
Active sand filter in operational process in addition to quartz sand filter media without any rotatable parts, failure rate is low, maintenance cost save.
One-time investment is low, is not required to set up the facilities such as coagulation, clarification, is not required to the equipment such as backwashing pump and electronic, operated pneumatic valve, project amount
Small, one-time investment saves.Head loss is small, due to using single-stage filtrate and filtrate cleaning in time, active sand filter
Head loss very little, about 0.5m.Influent quality requires loosely, to bear 150mg/L concentration SS influent quality for a long time, hold in short-term
By 400 mg/L concentration SS impact, effluent quality is constant.Filter effect is good, stable effluent quality.Filtrate cleaning in time, can be protected
Demonstrate,prove high-quality, stable outlet effect, aperiodicity variation water quality phenomenon.It is easy to reorganization and expansion, list used by active sand filter
Atom operation mode can change according to water and flexibly increase or delete number of filters, be easy to reorganization and expansion.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the utility model；
In figure: 1, original water inlet；2, water out is rinsed；3, sand-washing device；4, filtrate outlet；5, casting bed；6, water distributor；7,
Dirty sand；8, air lift；9, bracket.
Fig. 2 is the sand-washing device structural schematic diagram of the utility model:
In figure: 301, dirty sand riser tubing；302, net sand landing pipeline；2, water out is rinsed.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figure 1, the utility model provides a kind of sewage processing filtering device, including original water inlet 1, flushing water out
2, sand-washing device 3, filtrate outlet 4, casting bed 5, water distributor 6, dirty sand 7, air lift 8, bracket 9, sewage processing filtering device
It is can-like structure, one upper lateral part of device is provided with original water inlet 1, and original water inlet 1, which is provided below, rinses water out 2, and device is another
One upper lateral part is provided with filtrate outlet 4, and device bosom is provided with sand-washing device 3, and water distributor 6 is provided below in sand-washing device 3,
It is casting bed 5 above device inner quartz sand heap, here is dirty sand 7, and air lift 8, effluent treatment and filtering is arranged in bottom of device
Device outer layer is that material is 304 stainless steels, and inside has been carried out using epoxy and line with rubber preservative treatment, and filtrate is single layer quartz sand grains
Diameter is 0.8mm -1.2mm, and sand-washing device 3 uses carbon steel material, and filtering velocity is 8-12m/h when work, and water distributor 6 is stainless steel cylinder
Wrapping wire water cap water distribution, shape is such as fan-shaped, water is guided to casting bed 5, water flow is 3 times of normal discharge, sewage processing filtering device
Retaining power is 5-15kg/m3, and working method is pressure type, the method for operation be water flow from top to bottom, delivery turbidity≤5mg/L.
Air lift 8 is located at device bottommost, and the dirty sand 7 is made to enter sand-washing device 3.The sand-washing device 3 is casing knot
Structure, including inner tube dirt sand riser tubing 301, net sand landing pipeline 302, the dirty sand 7 of filter bottom are passed through by air lift 8
Dirty sand riser tubing 301 is thus lifted to filter top, separates pollutant from dirty sand by action of turbulent flow, and impurity is logical
Over cleaning water out 2 is discharged, and dirty sand 7 enters net sand landing pipeline 302 by gravity and returns to casting bed, to realize continuous
Filtering.Air lift 8 is located at device bottommost, is elevated dirty sand 7 into dirty sand riser tubing 301.
9 support device of bracket is steel bracket.
Water by filtering is flowed out by filtrate outlet 4.
When specific work, raw water enters sewage processing filtering device by original water inlet 1, and through uniform point of water distributor 6
Stream, it is rear upper to pass through filter material layer simultaneously outlet to adverse current.In the process, raw water is filtered, and the pollutant load in water reduces, simultaneously
The content of pollutant increases in quartz sand filter media, and the pollutant load of lower layer's filter material layer is higher than upper layer filtrate.Filter device
The dirty sand 7 of bottom is promoted in the sand-washing device 3 at the top of filter device by the air lift 8 of bottom under the action of air compressor machine
Cleaning returns to casting bed 5 after sand grains cleaning, while will clean produced pollution object by rinsing 2 outlet of water out, by filtering
Water be discharged by filtrate outlet 4.Since quartz sand filter media is in top-down motion state in the filter, raw water is risen
Stirring action, therefore stirring flocculation can be completed in filter.In filter filtrate cleaning in time, can bear it is higher into
Water pollutant concentration.The special internal structure of active sand filter and its own characteristic, so that coagulation, clarification, filtering are same
It is fully completed in a tank body.
The utility model beneficial effect achieved is: the device is a kind of sewage processing filtering device, and operating cost is low,
It is not required to the backwashing pump of high lift big flow, and interval washed-out sand mode can be used, further decreases operating cost.It is high-efficient,
24 continuous throughout the twenty-four hour24s are not required to shut down backwash, are not required to back flush valves and reserve filter maintenance cost is low, active sand filtering
Device in operational process in addition to quartz sand filter media without any rotatable parts, failure rate is low, maintenance cost save.One-time investment
It is low, it is not required to set up the facilities such as coagulation, clarification, is not required to the equipment such as backwashing pump and electronic, operated pneumatic valve, project amount is small, disposably
It is with low investment.Head loss is small, and due to using single-stage filtrate and filtrate cleaning in time, active sand filter head loss is very
It is small, about 0.5m.Influent quality requires loosely, to bear 150mg/L concentration SS influent quality for a long time, bear 400 mg/L in short-term
Concentration SS impacts and effluent quality is constant.Filter effect is good, stable effluent quality.Filtrate cleaning is timely, it is ensured that high-quality, stable
Outlet effect, aperiodicity variation water quality phenomenon.It is easy to reorganization and expansion, unit mode of operation can used by active sand filter
Flexibly increase or delete number of filters according to water variation, is easy to reorganization and expansion.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of sewage processing filtering device, including original water inlet (1), flushing water out (2), sand-washing device (3), filtrate outlet
(4), casting bed (5), water distributor (6), dirty sand (7), air lift (8), bracket (9), which is characterized in that the filter device is
Vertical can-like structure, one upper lateral part of filter device are provided with the original water inlet (1), and original water inlet (1) lower part is set
It is equipped with the flushing water out (2), another upper lateral part of filter device is provided with the filtrate outlet (4), the filtering
Middle part is provided with the sand-washing device (3) in device, and sand-washing device (3) lower part is provided with the water distributor (6), the filtering dress
The quartz sand for setting internal upper part forms the casting bed (5), and lower part forms the dirty sand (7), the filter device bottom setting
The air lift (8), sewage processing filtering device outer layer are that material is 304 stainless steels, and it is anti-that epoxy resin is arranged in Nell wall
Rotten layer, the filtrate of casting bed are single layer quartz sand, and partial size is 0.8mm -1.2mm, and the sand-washing device (3) uses carbon steel, the cloth
Hydrophone (6) is stainless steel cylinder wrapping wire water cap water distribution, water is guided to the casting bed (5), the working method of the filter device is
Pressure type, the method for operation be water flow from top to bottom.
2. a kind of sewage processing filtering device according to claim 1, which is characterized in that the sand-washing device (3) is casing
Structure, including inner tube dirt sand riser tubing (301), net sand landing pipeline (302), the dirty sand (7) of filter bottom are mentioned by air
It rises pump (8) and filter top is thus lifted to by dirty sand riser tubing (301), divide pollutant from dirty sand by action of turbulent flow
It separates out and, impurity is discharged by cleaning water outs (2), and dirty sand (7) enters net sand landing pipeline (302) by gravity and return
Return casting bed.
3. a kind of sewage processing filtering device according to claim 1, which is characterized in that air lift (8) position
In device bottommost, the dirty sand (7) is made to enter sand-washing device (3).
4. a kind of sewage processing filtering device according to claim 1, which is characterized in that the bracket (9) is steel bracket.
5. a kind of sewage processing filtering device according to claim 1, which is characterized in that treated sewage is by described
Filtrate outlet (4) outflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423658.3U CN209307012U (en) | 2018-08-31 | 2018-08-31 | A kind of sewage processing filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423658.3U CN209307012U (en) | 2018-08-31 | 2018-08-31 | A kind of sewage processing filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209307012U true CN209307012U (en) | 2019-08-27 |
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ID=67668858
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821423658.3U Active CN209307012U (en) | 2018-08-31 | 2018-08-31 | A kind of sewage processing filtering device |
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| CN (1) | CN209307012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665287A (en) * | 2019-11-07 | 2020-01-10 | 河北农业大学 | A filter equipment for liquid manure integration irrigation equipment |
-
2018
- 2018-08-31 CN CN201821423658.3U patent/CN209307012U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665287A (en) * | 2019-11-07 | 2020-01-10 | 河北农业大学 | A filter equipment for liquid manure integration irrigation equipment |
| CN110665287B (en) * | 2019-11-07 | 2024-04-19 | 河北农业大学 | Filtering device for water and fertilizer integrated irrigation equipment |
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