CN202113680U - Sludge removing device of full-immersion rotary disc filter - Google Patents
Sludge removing device of full-immersion rotary disc filter Download PDFInfo
- Publication number
- CN202113680U CN202113680U CN2011201335485U CN201120133548U CN202113680U CN 202113680 U CN202113680 U CN 202113680U CN 2011201335485 U CN2011201335485 U CN 2011201335485U CN 201120133548 U CN201120133548 U CN 201120133548U CN 202113680 U CN202113680 U CN 202113680U
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- Prior art keywords
- rotary disc
- disc filter
- sludge
- air
- filter cloth
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Abstract
The utility model relates to a sludge removing device of a full-immersion rotary disc filter, which comprises a venting device and a sludge suction unit, wherein the venting device is arranged in a central drum of the rotary disc filter, and the sludge suction unit is arranged on the outer side of rotary discs. A main pipe of the venting device is fixed to the central axis of the central drum, an input end of the main pipe is connected with an external air pump, a plurality of branch pipes distributed uniformly are arranged on the main pipe, and air pores are distributed on the branch pipes densely. During operation, atmospheric air is pumped into the venting device by the air pump after the air pump is started, air enters the branch pipes through the main pipe, and aeration is realized via the air pores uniformly distributed on the branch pipes. In the multistage air channel system, air pressure is reduced effectively, and uniform small bubble curtains are formed, float to raise and pass through of rotary disc filter cloth from inside to outside, so that sludge settled on the outer surface of the rotary disc filter cloth can be flushed away and separated from the filter cloth effectively. Meanwhile, the sludge suction unit can be started to suck sludge, the sludge and impurity which are separated from the surface of the filter cloth can be sucked away in time effectively, and accordingly functions of sludge removal and recovery of filtering effect of the rotary discs can be realized effectively.
Description
Technical field
The utility model 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 gets into 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 through the filter cloth ecto-entads on rotating disk 3 surfaces, and is delivered to the water purification water body of water chamber 4 through 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 through 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.
The utility model content
Shortcomings such as the applicant is simple in structure to 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 scheme that the utility model adopted is following:
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 said 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 arms that are uniformly distributed with, and pore gathers on the arm.It is further characterized in that:
The side wall surface of said ooze sucker is provided with several mud-suction holes, and said mud-suction hole outside oral area is a back taper.
Said ooze sucker by about the splicing of the identical housing of two lobes form, the material of housing is plastics.
Said 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.
The beneficial effect of the utility model is following:
(1) the utility model 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 gets into arm through being responsible for, and realizes aeration through the micropore that is uniformly distributed with 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, makes the mud of rotating disk filter cloth outside deposition left filter cloth by effective dashing.Open ooze sucker simultaneously and aspirate this moment, promptly can effectively the mud and the impurity that break away from the filter cloth surface be siphoned away timely, thereby accomplish the filtration of removing mud, recovering rotating disk efficiently.
(2) the densely covered mud-suction hole in the ooze sucker of the utility model surface, 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 property.
(3) the gas exchange device of the utility model adopts multistage distribution; And in that many group diameters are set on the arm is the aperture about 6mm; Can guarantee that not only the bubble that forms is evenly dense, and the suitable bubble of size can be avoided excessive bubble and excessive pressure and the impact injury of speed to the surperficial generation of filter cloth uniformly through the filter cloth surface; 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 the side sectional view of the utility model.
Fig. 3 is the stereogram of the gas exchange device of the utility model.
Fig. 4 is the stereogram of the ooze sucker of the utility model.
Fig. 5 is the design of part of Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model is described.
Like Fig. 2, Fig. 3 and shown in Figure 4; The desludging device of the described full immersion rotary disc filter of the utility model comprises gas exchange device 5, ooze sucker 6, and the person in charge 7 of gas exchange device 5 is fixed on the place, axis of central rotating cylinder 2, and the person in charge 7 input is connected with outside air pump; Be responsible for 7 and be provided with some arms that are uniformly distributed with 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, sewage is realized filtering through the rotating disk filter membrane of full immersion rotary disc filter, and handling filtrates is delivered to the water purification water body of water chamber 4 through 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 rotary disc filter of the utility model central authorities rotating cylinder 2; At rotating disk arranged outside ooze sucker 6, when the mud of rotating disk filter cloth surface deposition too much influenced filter effect, booster air pump pumped into atmospheric air to gas exchange device 5 simultaneously; Air gets into arm 8 through being responsible for 7; Through being uniformly distributed with diameter on the arm 8 is that the micropore of 6mm is realized aeration, has guaranteed that the bubble that forms is evenly dense, and the bubble that size is suitable can be uniformly through the filter cloth surface; 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, makes the mud of rotating disk filter cloth outside deposition left filter cloth by effective dashing.Open ooze sucker 6 simultaneously and aspirate this moment; Because ooze sucker 6 surfaces are uniformly distributed with mud-suction hole, and are 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 accomplishes 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 the working life of the utility model can be increased to 5～6 years than 1～2 year in the past.
More than describing is the explanation to the utility model, is not the qualification to utility model, and the utility model institute restricted portion is referring to claim, and under the situation of the utility model spirit, the utility model can be done 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 said 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 arms that are uniformly distributed with, 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 said ooze sucker is provided with several mud-suction holes, and said 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: said 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: said 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 |
|---|---|---|---|
| CN2011201335485U CN202113680U (en) | 2011-04-29 | 2011-04-29 | Sludge removing device of full-immersion rotary disc filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201335485U CN202113680U (en) | 2011-04-29 | 2011-04-29 | Sludge removing device of full-immersion rotary disc filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202113680U true CN202113680U (en) | 2012-01-18 |
Family
ID=45454779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201335485U Expired - Lifetime CN202113680U (en) | 2011-04-29 | 2011-04-29 | Sludge removing device of full-immersion rotary disc filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202113680U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102228756A (en) * | 2011-04-29 | 2011-11-02 | 江苏国祯环保科技有限公司 | Mud removing device for fully-submerged rotary disk filter |
| WO2014154761A1 (en) * | 2013-03-26 | 2014-10-02 | Mst Microsieve Technologies Gmbh | Filtration and emulsification device |
-
2011
- 2011-04-29 CN CN2011201335485U patent/CN202113680U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102228756A (en) * | 2011-04-29 | 2011-11-02 | 江苏国祯环保科技有限公司 | Mud removing device for fully-submerged rotary disk filter |
| WO2014154761A1 (en) * | 2013-03-26 | 2014-10-02 | Mst Microsieve Technologies Gmbh | Filtration and emulsification device |
| US10391455B2 (en) | 2013-03-26 | 2019-08-27 | Mst Microsieve Technologies Gmbh | Filtration and emulsification device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120118 |