CN201997169U - Sewage treatment turntable-type filter tank - Google Patents
Sewage treatment turntable-type filter tank Download PDFInfo
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- CN201997169U CN201997169U CN2010205901213U CN201020590121U CN201997169U CN 201997169 U CN201997169 U CN 201997169U CN 2010205901213 U CN2010205901213 U CN 2010205901213U CN 201020590121 U CN201020590121 U CN 201020590121U CN 201997169 U CN201997169 U CN 201997169U
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- turntable
- filter tank
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Abstract
The utility model relates to a sewage treatment turntable-type filter tank which is applied to deep sewage filtration and treatment, and belongs to the technical field of sewage treatment. The sewage treatment turntable-type filter tank is characterized in that a filter tank body comprises a water inlet and distribution well, water inlet and distribution weirs, a turntable support, a turntable and filter cloth, a central rotating drum, a reducing gear and a transmission device, a backwash water pump, a backwash spray head, a pulse pressure regulating device, a sludge pump, a water level regulating weir gate, a clear water tank, a sludge bucket, a turntable pump and the like. An outer water inlet method is adopted, the water inlet and distribution weirs are adopted, and a sludge suction device and a filter cloth flushing device are equipped. When water inflows, the water distribution well rectifies the flow of the water, and the water flows into the filter tank from the water distribution weirs from both ends. Due to the pressure difference between the inside and the outside of the turntable, the water passes through the micron filter cloth, suspended substances are intercepted in the filter tank, deposited in the sludge bucket at the lower part, pumped out of the filter tank by the sludge pump, and the permeable water enters the clear water tank through the hollow central rotating drum, so that the sewage is filtered. The suspended substances which are intercepted on the surface of the turntable filter cloth are cleaned through a high-pressure spray head and a pumping device.
Description
Technical field
The utility model relates to a kind of sewage disposal rotating disc type filtering ponds, is applied to sewage water depth-type filtration and handles, and belongs to technical field of sewage.
Background technology
At present in the advanced treatment of wastewater field; mainly adopting tank body pressure filtration and filler not to have ballast power to sewage water filtration filters; its filtrate major part is horizontal distribution; its major defect: suspension is deposited in the surface of filtrate very soon in the water; thereby area of passage is reduced; the choked flow aquaporin; must shut down and carry out backwash, need to build large-scale air blast machine room, and the backwash pump house; and a period of time will be changed filtrate; the operation energy consumption height, manipulation strength is big, and floor space is very big; the civil engineering costs height, unit ton water cost filters high than rotating disc type.
In recent years, in the advanced treatment of wastewater field, the application of rotating disc type filter more and more widely, advantage such as it is good to have a treatment effect, and water quality and quantity is stable, and operation maintenance is simple and convenient.The main distinction is had nothing in common with each other on water intake mode and backwash mode.Interior water intake mode: sewage flows into filter disc inside by central tube, and the gravity effect sees through filter medium down and flows into the filter tank, is discharged by the filter tank effluent weir again.The major defect of interior water intake mode is: enter filter disc inside if any the bulk dirt with water in the sewage, the utmost point is easy to clean not, and can cause plugged filtration media, reduces effective filtration area.The backwash in interior water inlet filter tank can only be by oneself high-pressure spray wash outside to inside.The work liquid level of interior water inlet rotating disk is positioned at the dirt of rotating disk and is accepted the bucket limitation in height, effective filtration area (being inundated area) can only reach about half of the gross area, makes that design dish number is more than the required dish number of outer water inlet form under the equal flow, take up an area of greatlyyer, invest more.Therefore on water intake mode that filters and backwash mode, make rotating disc type filter treatment effect better, operation maintenance is more convenient, has become this area technical problem anxious to be solved.
The utility model content
The utility model relates to a kind of sewage disposal rotating disc type filtering ponds, is made up of pond body, water inlet distribution well, rotating disk pond, clear water reserviors, blowoff basin successively, it is characterized in that described water inlet distribution well links to each other with the rotating disk pond by water inlet; Described rotating disk pond is furnished with mud-sucking device; Be provided with water level between described clear water reserviors and the blowoff basin and regulate weir gate.The utility model relates to sewage disposal rotating disc type filtering ponds, adopts outer water intake mode, and water inlet has the cloth mill weir, is furnished with mud-sucking device and filter cloth is carried out flusher.
The utility model sewage disposal rotating disc type filtering ponds, the outer water intake mode of described employing, difference with interior water intake mode, be difference to the way of output of the suspension held back, the suspension of holding back is easy to nature on the surface of rotating disk filter cloth and comes off, be deposited in the sludge bucket of bottom, aspirate by sludge pump.And rotating disk can be submerged in the filter tank fully, and the usable floor area of filter cloth is fully used.
Described rotating disc type filtering ponds water inlet has distribution well, and current are carried out rectification, also can carry out water distribution to the rotating disc type filtering ponds of many groups form.Be provided with the cloth mill weir in water inlet, make current evenly enter into filtering ponds, reduce influence filtering.Cloth mill weir side is provided with perforation, makes level surely enter into the filter tank.
The utility model sewage disposal rotating disc type filtering ponds adopt high-pressure nozzle to clean filter cloth, the backwash water pump draws water in clear water reserviors, and be provided with filter screen in the backwash water pump inlet, the high pressure backwash water is carried out pressure and Flow-rate adjustment by the person in charge, enter into branched pipe then, by the suspension on shower nozzle cleaning filter cloth surface, the water spraying direction of shower nozzle identical with the direction of rotation of rotating disk (as shown in Figure 4), rotating disk after the cleaning enters into the filtration state, finishes the cleaning to filter cloth.
In when operation, water inlet is carried out rectification by distribution well to current, enters into the filter tank from the cloth mill weir at two ends.Because the pressure differential that rotating disk is inside and outside makes water pass through micron-sized filter cloth, suspension is trapped within the filter tank, be deposited in the sludge bucket of bottom, aspirate out the filter tank by sludge pump, the water that sees through enters into clear water reserviors by the center rotary drum of hollow, finishes the filtration to sewage.Be trapped in the suspension on rotating disk filter cloth surface, clean by high-pressure nozzle.
The utility model sewage disposal rotating disc type filtering ponds, its advantage is:
(1) adopts unique water intake mode and cleaning way, make the rotating disc type filtering ponds arrive superior performance.
(2) effluent quality is good and stable, anti impulsion load.The filter cloth rotary disc filter is to adopt filter disc outsourcing filter cloth, and the filter cloth aperture is very little, and can hold back particle diameter is the molecule of several microns (μ m), replaces the sand filtering material in traditional filter tank, so effluent quality and stable water outlet all are better than the pellet filter tank.And relatively poor before the flushing of conventional filter tank because of penetration problem water quality, can be influential to water outlet after the flushing because of rinse water remaining in the filtering layer.The filter cloth rotary disc filter is the equal of the combination of filter tank and sedimentation basin, has the function of spoil disposal.The mud that particle is big directly is deposited at the bottom of the bucket shape pond, can not stop up filter cloth, and promptly unlike general filter chamber, all suspensions (SS) all must be through filtrate.Therefore filter cycle long, Clean after every is long, and the hydraulic load that can bear and sludge loading also be far longer than conventional sand filter, suspension (SS) is loaded and is equivalent to 1.5 times of the normal sands filter tank, 1.5 times of filtering velocity ratio general filter chamber increases.Therefore the impact of more anti-high suspended matter concentration of filter cloth rotary disc filter and bulky grain suspension.
(3) simple and compact device, auxiliary device is few, and the investment of whole filtration system is low.But continuous filtration when the filter cloth rotary disc filter cleans.And can not continuous filtration during the sand filter backwash, for guaranteeing continuously, tank or adopt Duo Tai filter tank alternation in the middle of need before sand filter, establishing.The rotating disk filtering ponds adopt small pump suction filter back water to clean filter cloth automatically, save backwash pond that many traditional filter tanks need, water tower etc.The tradition filter tank is big because of back washing strength, and air water back washing not only needs high powered water pump, air blast, also has the larger-diameter system of pipe and valve of air water two covers, and whole system is many and mix, the investment height, and automatic control system is bulky complex very.
(4) lness ratio of plant is low, and total installed capacity power is low.Because filter cloth is thinner, be very easy to rinse well, clean very efficiently, during cleaning, the area of cleaning filter disc only is equivalent to 1% of whole filter disc area, and the overall cleaning water yield is also less.And the equipment of the air-water backwashing water pump in traditional filter tank and air blast is many, automatic valve is big and many, power is big, and vacancy rate height.
(5) operation automation, thereby move and safeguard simple, convenient.Filter process can be adjusted the blanking time and the process of cleaning process and spoil disposal process and be lasted by computer control.Substantially do not need special messenger's maintenance management.The maintenance amount of filter cloth rotary disc filter is little.Filter cloth rotary disc filter plant equipment is less, pump and motor intermittent duty, and the filter cloth wearing and tearing are less, and filter cloth is easy to change.For sand filter,, then need very big cleaning amount if filtrate stops up.And very difficulty of filtrate is changed in sand filtration.
(6) loss of flood peak is little more a lot of than sand filter.The filter cloth rotary disc filter is generally 0.3m, and that the loss of flood peak of sand filter is generally 2m is many.The loss of flood peak of sandfiltration pot then is higher than 5m, and energy loss is big, increases operating cost.
(7) floor space is little more a lot of than other filter tanks.Because the design of filter disc vertical centering control blank pipe makes little floor space can guarantee big filter area, thereby reduced the pond appearance, has reduced quantity of material and earth volume, has significantly reduced construction costs, endurance requirement in base is low over the ground, the small investment of equipment ground.
(8) the filter cloth rotary disc filter is easy to install than pellet filter tank.After on-the-spot tube connector accessory and the electrical equipment, can come into operation.The pellet filter tank then often needs to carry out filtrate and installs.
(9) design cycle and short construction period.Filter cloth rotary disc filter integral deviceization can whole be loaded and transported, and design and easy construction are also quick; And enlarging easily.
Description of drawings
Fig. 1 is the utility model sewage disposal rotating disc type filtering ponds structural representations
Fig. 2 is the utility model sewage disposal rotating disc type filtering ponds generalized sections
Fig. 3 is the utility model sewage disposal rotating disc type filtering ponds vertical views
Fig. 4 is the filter cloth washing schematic diagram
Among the above figure: 1-pond body 2-water inlet distribution well 3-water inlet
Support before the 4-delivery port 5-overfall 6-rotating disk
7-rotating disk and filter cloth 8-center rotary drum 9-rotating disk aspirator
Support 11-reductor and transmission device 12-backwash shower nozzle behind the 10-rotating disk
The suction pump of 13-backwash water pump 14-pulse adjusting device 15-mud
16-motor-driven valve 17-dredging tube 18-water level is regulated weir gate
19-clear water reserviors 20-blowoff basin 21-water inlet cloth mill weir
22-sludge bucket 23-rotating disk suction pump 24-rotating disk pond
The specific embodiment
Below in conjunction with drawings and Examples a kind of sewage disposal rotating disc type of the utility model filtering ponds are further specified.A kind of sewage disposal rotating disc type filtering ponds are made up of pond body (1), water inlet distribution well (2), rotating disk pond (24), clear water reserviors (19), blowoff basin (20) successively, and described water inlet distribution well (2) links to each other with the rotating disk pond by water inlet (4); Described rotating disk pond (24) is furnished with mud-sucking device; Be provided with water level between described clear water reserviors (19) and the blowoff basin (20) and regulate weir gate (18).
Described rotating disc type filtering ponds water inlet has distribution well (2), and current are carried out rectification, also can carry out water distribution (as shown in Figure 3) to the rotating disc type filtering ponds of many groups form.Be provided with cloth mill weir (21) in water inlet, make current evenly enter into filtering ponds, reduce influence filtering.
The utility model sewage disposal rotating disc type filtering ponds adopt high-pressure nozzle (12) to clean filter cloth, backwash water pump (13) draws water in clear water reserviors (19), and be provided with filter screen in backwash water pump (13) import, the high pressure backwash water is carried out pressure and Flow-rate adjustment pulse adjusting device (14) by the person in charge, enter into branched pipe then, clean the suspension on filter cloth surface by shower nozzle, the water spraying direction of shower nozzle identical with the direction of rotation of rotating disk (as shown in Figure 4), unlatching rotating disk suction pump (23) is aspirated the suspension on filter cloth surface, rotating disk after the cleaning enters into the filtration state, finishes the cleaning to filter cloth.
In when operation, water inlet is carried out rectification by distribution well (2) to current, enters into the filter tank from the cloth mill weir (21) at two ends.Because the pressure differential that rotating disk is inside and outside makes water pass through micron-sized filter cloth, suspension is trapped within the filter tank, be deposited in the sludge bucket of bottom, aspirate out the filter tank by sludge pump (15), the water that sees through enters into clear water reserviors by the center rotary drum of hollow, finishes the filtration to sewage.Be trapped in the suspension on rotating disk filter cloth surface, clean by high-pressure nozzle (12).
Instantiation is as (as shown in Figure 1), and day output is 10,000 ton per days, adopts 8 rotating disks, and disk diameter is 2.0m, and the filter cloth filter opening is 10 microns, and the suspension of treatment process mesophytization post precipitation sewage is reduced to below the 10mg/L.Other cleans the water yield is 25m
3/ h, cleaning pressure position 0.7Mpa.
The utility model relates to sewage disposal rotating disc type filtering ponds, be specially adapted to building the upgrading of sewage treatment plant, can make water outlet from " urban wastewater treatment firm pollutant emission standard (GB18918-2002) one-level B standard reaches one-level A standard, and promptly suspension is reduced to 10mg/L from 20mg/L.
Claims (2)
1. sewage disposal rotating disc type filtering ponds are made up of pond body (1), water inlet distribution well (2), rotating disk pond (24), clear water reserviors (19), blowoff basin (20) successively, it is characterized in that described water inlet distribution well (2) links to each other with the rotating disk pond by water inlet (3); Described rotating disk pond (24) is furnished with mud-sucking device; Be provided with water level between described clear water reserviors (19) and the blowoff basin (20) and regulate weir gate (18).
2. sewage disposal rotating disc type filtering ponds according to claim 1 is characterized in that described rotating disc type filtering ponds have distribution well (2) and water inlet cloth mill weir (21), and water inlet enters into the filter tank from the cloth mill weir at two ends, and cloth mill weir side is provided with perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205901213U CN201997169U (en) | 2010-11-03 | 2010-11-03 | Sewage treatment turntable-type filter tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205901213U CN201997169U (en) | 2010-11-03 | 2010-11-03 | Sewage treatment turntable-type filter tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201997169U true CN201997169U (en) | 2011-10-05 |
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ID=44699945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205901213U Expired - Fee Related CN201997169U (en) | 2010-11-03 | 2010-11-03 | Sewage treatment turntable-type filter tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201997169U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102728131A (en) * | 2012-07-11 | 2012-10-17 | 上海奥德水处理科技有限公司 | Reused water and high-pressure gas mixed cleaning device |
| CN103263801A (en) * | 2013-04-26 | 2013-08-28 | 山西江晔重工机械有限公司 | Fully-automatic rotary fiber disk microfiltration machine for deep treatment of sewage |
| CN111790203A (en) * | 2020-07-22 | 2020-10-20 | 郭萌萌 | Based on carousel filter for sewage treatment |
| CN111974070A (en) * | 2020-07-24 | 2020-11-24 | 安徽新育轩环保科技有限公司 | Cleaning device of rotary disc filter |
-
2010
- 2010-11-03 CN CN2010205901213U patent/CN201997169U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102728131A (en) * | 2012-07-11 | 2012-10-17 | 上海奥德水处理科技有限公司 | Reused water and high-pressure gas mixed cleaning device |
| CN103263801A (en) * | 2013-04-26 | 2013-08-28 | 山西江晔重工机械有限公司 | Fully-automatic rotary fiber disk microfiltration machine for deep treatment of sewage |
| CN111790203A (en) * | 2020-07-22 | 2020-10-20 | 郭萌萌 | Based on carousel filter for sewage treatment |
| CN111974070A (en) * | 2020-07-24 | 2020-11-24 | 安徽新育轩环保科技有限公司 | Cleaning device of rotary disc filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20131103 |