CN102228756A - Mud removing device for fully-submerged rotary disk filter - Google Patents
Mud removing device for fully-submerged rotary disk filter Download PDFInfo
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- CN102228756A CN102228756A CN2011101107534A CN201110110753A CN102228756A CN 102228756 A CN102228756 A CN 102228756A CN 2011101107534 A CN2011101107534 A CN 2011101107534A CN 201110110753 A CN201110110753 A CN 201110110753A CN 102228756 A CN102228756 A CN 102228756A
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Abstract
The invention relates to a mud removing device for a fully-submerged rotary disk filter. The mud removing device comprises an aeration device arranged in a central rotating drum of the rotary disk filter and a mud pump arranged outside a rotary disk. A main pipe of the aeration device is fixed on a central axis of the central rotating drum; the input end of the main pipe is connected with an external air pump; the main pipe is provided with a plurality of uniformly distributed branch pipes; and air holes are densely distributed on the branch pipes. During work, the air pump is started to pump normal pressure air into the aeration device, the air passes through the main pipe and enters the branch pipes, and aeration is realized through the micropores uniformly distributed on the branch pipes; in the multi-stage air channel system, air is effectively depressurized and forms uniform small bubble curtains, and the bubble curtains float and raise to pass through rotary disk filter cloth from interior to exterior, so that the sludge deposited on the outer surface of the rotary disk filer cloth is effectively washed away from the filer cloth; and at the moment, the mud pump is started for suction, the sludge and impurities separated from the surface of the filter cloth can be effectively sucked away, so that the sludge is efficiently removed and the filter function of the rotary disk is restored.
Description
Technical field
The present invention relates to the environmental protection equipment field, the desludging device of especially full immersion rotary disc filter.
Background technology
Rotary disc filter is a kind of novel sewage disposal device, generally is used for the depth-type filtration of sewage, have take up an area of little, treatment effect good, the effluent quality advantages of higher.As shown in Figure 1, full immersion rotary disc filter is made up of some filtration rotating disks 3 that are arranged on the central rotating cylinder 2, is surrounded by the high strength filter cloth outside the every filtration rotating disk 3, and sewage enters from the inlet opening of influent weir 1 during work, filter all immerses in the water body, and rotating disk continues slowly rotation; Outside treatment sewage infiltrates into rotating disk inside by the filter cloth ecto-entad on rotating disk 3 surfaces, and is delivered to the water purification water body of water chamber 4 by central rotating cylinder 2, and dirt and impurity then are filtered sewage water body one side that is retained in the rotating disk filter cloth.Common middle part one side in the rotating disk outside is provided with ooze sucker, when the mud of rotating disk filter cloth surface deposition too much influences filter effect, starts ooze sucker and inhales mud, thereby play the effect of removing mud, recovering filtration.
The ooze sucker of existing rotary disc filter is relatively simple for structure, normally processes rectangular notch in the side of one section square tube section bar, closed profiles one side end face, and opposite side is connected with outside slush pump by the spoil disposal pipeline.Because notch is very long, so suction losses is very big, the effectiveness of mud is inhaled in influence greatly; Simultaneously, the square tube section bar adopts the stainless steel pipe welding production usually, and especially the welding position very easily corrodes and seepage after the medium-term and long-term immersion in pond, has increased the workload of maintenance and repair.In addition, it is bad that unidirectional dependence suction is inhaled the method effect of mud, can't reach the suction mud effect of quick high-quality.
Summary of the invention
Shortcomings such as the applicant is simple in structure at the ooze sucker of above-mentioned existing rotary disc filter, suction mud efficient difference, a kind of desludging device of full immersion rotary disc filter rational in infrastructure is provided, thereby improved desilt efficient greatly, improved the reliability and the service life of equipment.
The technical solution adopted in the present invention is as follows:
A kind of desludging device of full immersion rotary disc filter is included in gas exchange device that is provided with and the ooze sucker that is arranged on the rotating disk outside in the rotary disc filter central authorities rotating cylinder; The person in charge of described gas exchange device is fixed on the place, axis of central rotating cylinder, and the person in charge's input is connected with outside air pump; The person in charge is provided with some uniform arms, and pore gathers on the arm.It is further characterized in that:
The side wall surface of described ooze sucker is provided with several mud-suction holes, and described mud-suction hole outside oral area is a back taper.
Described ooze sucker by about the splicing of the identical housing of two lobes form, the material of housing is plastics.
Described arm is many groups of symmetry, is cross alternative form and is arranged on and be responsible for goes up and be communicated with being responsible for.
Beneficial effect of the present invention is as follows:
(1) the present invention is provided with the gas exchange device in rotary disc filter central authorities rotating cylinder, simultaneously at rotating disk arranged outside ooze sucker; When the mud of rotating disk filter cloth surface deposition too much influenced filter effect, booster air pump pumped into atmospheric air to the gas exchange device, and air enters arm by the person in charge, realized aeration by micropore uniform on the arm; In this multistage air-channel system, air is by effective step-down and form uniform minute bubbles curtain, and floating rises also passes through the rotating disk filter cloth from inside to outside, and the mud of rotating disk filter cloth outside deposition is dashed from filter cloth by effective.Open ooze sucker simultaneously and aspirate this moment, promptly can effectively mud and the impurity that breaks away from the filter cloth surface be siphoned away timely, thereby finish the filtration of removing mud, recovering rotating disk efficiently.
(2) the densely covered mud-suction hole in ooze sucker surface of the present invention, the aperture is a back taper, can effectively guarantee suction, avoids the suction losses that the strip notch produces occurring, thereby has effectively guaranteed pumping efficiency.Ooze sucker adopts highstrenghtpiston's material, corrosion and the seepage phenomenon of having avoided metal tube and welding position after long period of soaking, to take place, thus prolonged service life of equipment greatly, improved the reliability of equipment.The splicing of ooze sucker symmetrical configuration only needs a mold to produce, and has remarkable economical.
(3) gas exchange device of the present invention adopts multistage distribution; and the group diameters are the aperture about 6mm more than being provided with on the arm; can guarantee that not only the bubble that forms is evenly dense; and the suitable bubble of size can pass through the filter cloth surface uniformly; the impact injury of avoiding excessive bubble and excessive pressure and speed that the filter cloth surface is produced; thereby better protect filter cloth and equipment, the reliability of raising equipment.
Description of drawings
Fig. 1 is existing full immersion rotary disc filter cutaway view.
Fig. 2 is a side sectional view of the present invention.
Fig. 3 is the stereogram of gas exchange device of the present invention.
Fig. 4 is the stereogram of ooze sucker of the present invention.
Fig. 5 is the design of part of Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As Fig. 2, Fig. 3 and shown in Figure 4, the desludging device of full immersion rotary disc filter of the present invention comprises gas exchange device 5, ooze sucker 6, the person in charge 7 of gas exchange device 5 is fixed on the place, axis of central rotating cylinder 2, the person in charge 7 input is connected with outside air pump, be responsible for 7 and be provided with some uniform arms 8, arm 8 is many groups of symmetry, is cross alternative form and is arranged on the person in charge 7, and pore gathers on the arm 8; The side wall surface of ooze sucker 6 is provided with several mud-suction holes 9, and mud-suction hole 9 outside oral areas are back taper; See Fig. 5, ooze sucker 6 by about the splicing of the identical housing of two lobes form, the material of housing is the highstrenghtpiston.
In practical work process, the rotating disk filter membrane of sewage by full immersion rotary disc filter realized filtering, and handles filtrate and is delivered to the water purification water body of water chamber 4 by central rotating cylinder 2, and dirt and impurity then are filtered sewage water body one side that is retained in the rotating disk filter cloth.Owing to be provided with gas exchange device 5 in the central rotating cylinder 2 of rotary disc filter of the present invention, simultaneously at rotating disk arranged outside ooze sucker 6, when the mud of rotating disk filter cloth surface deposition too much influences filter effect, booster air pump pumps into atmospheric air to gas exchange device 5, air enters arm 8 by being responsible for 7, by uniform diameter on the arm 8 is that the micropore of 6mm is realized aeration, guaranteed that the bubble that forms is evenly dense, the bubble that size is suitable can pass through the filter cloth surface uniformly, thereby better protect filter cloth and equipment, the reliability of raising equipment; In this multistage air-channel system, air is by effective step-down and form uniform minute bubbles curtain, and floating rises also passes through the rotating disk filter cloth from inside to outside, and the mud of rotating disk filter cloth outside deposition is dashed from filter cloth by effective.Open ooze sucker 6 simultaneously and aspirate this moment, because ooze sucker 6 surperficial uniform mud-suction holes, and be set to bell, thereby effectively guarantee suction, avoid occurring the suction losses that the strip notch produces, the more effective pumping efficiency that guaranteed siphons away the mud that breaks away from the filter cloth surface timely, thereby finishes the filtration of removing mud, recovering rotating disk efficiently.The housing of ooze sucker 6 adopted high strength plastic materials, can effectively avoid taking place corrosion and leak, and needed to safeguard the stainless steel ooze sucker of changing that working life of the present invention can be increased to 5～6 years than 1～2 year in the past.
More than describing is explanation of the invention, is not that institute of the present invention restricted portion is referring to claim to the qualification of invention, and under the situation of spirit of the present invention, the present invention can do any type of modification.
Claims (4)
1. the desludging device of a full immersion rotary disc filter is characterized in that: be included in gas exchange device that is provided with and the ooze sucker that is arranged on the rotating disk outside in the rotary disc filter central authorities rotating cylinder; The person in charge of described gas exchange device is fixed on the place, axis of central rotating cylinder, and the person in charge's input is connected with outside air pump; The person in charge is provided with some uniform arms, and pore gathers on the arm.
2. according to the desludging device of the described full immersion rotary disc filter of claim 1, it is characterized in that: the side wall surface of described ooze sucker is provided with several mud-suction holes, and described mud-suction hole outside oral area is a back taper.
3. according to the desludging device of the described full immersion rotary disc filter of claim 1, it is characterized in that: described ooze sucker by about the splicing of the identical housing of two lobes form, the material of housing is plastics.
4. according to the desludging device of the described full immersion rotary disc filter of claim 1, it is characterized in that: described arm is many groups of symmetry, is cross alternative form and is arranged on and be responsible for goes up and be communicated with being responsible for.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101107534A CN102228756A (en) | 2011-04-29 | 2011-04-29 | Mud removing device for fully-submerged rotary disk filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101107534A CN102228756A (en) | 2011-04-29 | 2011-04-29 | Mud removing device for fully-submerged rotary disk filter |
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| Publication Number | Publication Date |
|---|---|
| CN102228756A true CN102228756A (en) | 2011-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101107534A Pending CN102228756A (en) | 2011-04-29 | 2011-04-29 | Mud removing device for fully-submerged rotary disk filter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103566648A (en) * | 2013-11-01 | 2014-02-12 | 净化控股集团有限公司 | Rotary disc type filter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1750861A (en) * | 2002-12-19 | 2006-03-22 | 厄蒂索尔科技公司 | Filter device |
| CN101072616A (en) * | 2004-12-03 | 2007-11-14 | 汉斯休伯机械制造股份公司 | Filter device and method for purifying polluted liquids |
| CN201085959Y (en) * | 2007-09-28 | 2008-07-16 | 浦华控股有限公司 | Fibre turntable filter chamber for sewage water depth-type filtration process |
| CN201404731Y (en) * | 2009-05-22 | 2010-02-17 | 李星文 | Fiber turntable filtering pool used for filtration and freezing protection in large-scale sewage treatment plants |
| CN201516310U (en) * | 2009-10-11 | 2010-06-30 | 石亮 | Fiber turnplate filter device |
| CN202113680U (en) * | 2011-04-29 | 2012-01-18 | 江苏国祯环保科技有限公司 | Sludge removing device of full-immersion rotary disc filter |
-
2011
- 2011-04-29 CN CN2011101107534A patent/CN102228756A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1750861A (en) * | 2002-12-19 | 2006-03-22 | 厄蒂索尔科技公司 | Filter device |
| CN101072616A (en) * | 2004-12-03 | 2007-11-14 | 汉斯休伯机械制造股份公司 | Filter device and method for purifying polluted liquids |
| CN201085959Y (en) * | 2007-09-28 | 2008-07-16 | 浦华控股有限公司 | Fibre turntable filter chamber for sewage water depth-type filtration process |
| CN201404731Y (en) * | 2009-05-22 | 2010-02-17 | 李星文 | Fiber turntable filtering pool used for filtration and freezing protection in large-scale sewage treatment plants |
| CN201516310U (en) * | 2009-10-11 | 2010-06-30 | 石亮 | Fiber turnplate filter device |
| CN202113680U (en) * | 2011-04-29 | 2012-01-18 | 江苏国祯环保科技有限公司 | Sludge removing device of full-immersion rotary disc filter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103566648A (en) * | 2013-11-01 | 2014-02-12 | 净化控股集团有限公司 | Rotary disc type filter |
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Application publication date: 20111102 |