CN101569805B - Fixed disc filter cloth filter - Google Patents
Fixed disc filter cloth filter Download PDFInfo
- Publication number
- CN101569805B CN101569805B CN2009100860990A CN200910086099A CN101569805B CN 101569805 B CN101569805 B CN 101569805B CN 2009100860990 A CN2009100860990 A CN 2009100860990A CN 200910086099 A CN200910086099 A CN 200910086099A CN 101569805 B CN101569805 B CN 101569805B
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- Prior art keywords
- filter
- filter cloth
- disc
- fixed disc
- pond
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- 239000004744 fabric Substances 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000706 filtrate Substances 0.000 claims abstract description 22
- 238000011010 flushing procedure Methods 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000012946 outsourcing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 description 7
- 239000010802 sludge Substances 0.000 description 7
- 230000003068 static effect Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The invention provides a fixed disc filter cloth filter. The device has a novel design and a compact structure. When in operation process, a filter disc is fixed still, when in backwash, a flushing head rotates slowly, and the flushing effect is good. The fixed disc filter cloth filter is characterized in that the fixed disc filter cloth filter comprises a pool body, an inlet of water and a filtrate outlet to be processed are formed on the pool wall of the pool body, a plurality of filter discs which are coated with filter cloth on the outside are fixedly arranged in a cavity of the pool body,the filter discs are communicated with the filtrate outlet through a filtrate collection pipe, the flushing head is arranged on the surface of the filter discs, a backwash pipe which penetrates the f ilter discs and can rotate is arranged in the cavity of the pool body, and the backwash pipe is connected with the flushing head and a driving device, as well as a flushing suction pump.
Description
Technical field
The invention belongs to technical field of sewage treatment equipment, relate to a kind of filter cloth filter, particularly a kind of fixed disc filter cloth filter.
Background technology
Filter cloth filter be last century the nineties grow up, be a kind of novel advanced treatment of wastewater equipment, be equivalent to the combination of filter tank and sedimentation basin, compare with traditional technology, it need not coagulation, flocculation, sand filtration, and technical process is simple, and is easy to control, it filters effluent quality and is higher than traditional handicraft, is applicable to the water treatment of various scales.Filter cloth filter is adopt to filter sand filtering material/fiber filtering that disc outsourcing filter cloth replaces traditional filter tank, and the filter cloth aperture is very little, and can hold back particle diameter is the molecule of several microns (μ m), so effluent quality and stable water outlet all are better than the pellet filter tank.Pending water flows in the filter, rely on the gravity effect, stream of cleaned water forms filter liquor through filter cloth, filter liquor enters the filtrate collecting pipe, discharges or enter the subsequent treatment stage, and the suspension in pending water forms the suspension accumulation layer on filter cloth, increase the loss of flood peak, cause that the filter middle water level rises, when water level reaches predetermined water level or time, begin to carry out backwash.Filter cloth filter of the prior art, when backwash, the filtration disc rotates with 1 rev/min rotating speed, influences the effect of disc flushing; The syringe pipe position of adjacent disc overlaps, and has strengthened the distance between the disc, causes the disc packing density to diminish, and has increased occupation area of equipment.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of fixed disc filter cloth filter is provided, this equipment modern design, compact conformation; Filter disc and maintain static in running, syringe pipe slowly rotates during backwash, and developing result is good.
Technical scheme of the present invention is:
Fixed disc filter cloth filter, it is characterized in that, comprise the pond body, the pool wall of pond body is provided with pending water inlet and filtrate (liquid, fixing the filtration disc of several outsourcing filter clothes in the cavity of pond body, described filtration disc is communicated with filtrate (liquid by the filtrate collecting pipe, the surface of described filtration disc is provided with syringe pipe, be provided with the rotating backwash tube that passes described filtration disc in the cavity of described pond body, described backwash tube connects described syringe pipe and drive unit, and links to each other with the flushing suction pump.
Described syringe pipe is set directly on the backwash tube, and is dislocatedly distributed on the surface of adjacent filtration disc.
Also be provided with the spoil disposal suction pump in the body of described pond, spoil disposal suction pump outlet links to each other with backwash tube.
Described filter cloth is the cut velvet filter cloth.
Be provided with level sensor in the body of described pond.
Described drive unit comprises motor, and described motor is arranged in the body of pond, connects backwash tube by transmission mechanism.
Technique effect of the present invention:
The present invention compared with prior art has following characteristics: (1) structural design novelty of the present invention, the filtration disc is fixing not to be rotated, and in filtration stage and backwash stage, is in static state all the time.Filtration stage filters disc and is in static state, helps the pond bottom sediments of mud.The backwash stage, the filtration disc is fixing not to be rotated, and syringe pipe directly is installed on the backwash tube, and drive motors drives backwash tube by transmission mechanism and syringe pipe slowly rotates, each position of disc can both be rinsed totally, and filtration simultaneously is not affected.(2) syringe pipe on the adjacent filtration disc is installed along backwash tube axial direction symmetry, syringe pipe position on each disc is not overlapped mutually, reduced to filter the interval between the disc, the packing density that can increase the filtration disc reduces occupation area of equipment more than 30%.(3) also be provided with the spoil disposal suction pump in the body of pond, spoil disposal suction delivery side of pump also directly links to each other with backwash tube, has save the spoil disposal pipeline, has simplified device structure.(4) energy consumption is low, and the maximum head loss of equipment itself is less than or equal to 0.25m.(5) cost is low, and operating cost is low, and management is simple.Water outlet after the processing is under the condition of equal effluent quality, and the processed in units valency is lower than other advanced treating technology.
Description of drawings
Fig. 1 is the structural representation of filter cloth filter of the present invention.
Reference numeral lists as follows:
1-pond body, the pending water inlet of 2-, the 3-filtrate (liquid, 4-filters disc, 5-filtrate collecting pipe, the 6-motor, the suction pump of 7-spoil disposal, the 8-syringe pipe, the 9-backwash tube, 10-washes suction pump, 11-level sensor.
The specific embodiment
The present invention will be described below in conjunction with accompanying drawing (Fig. 1).
The purpose of this invention is to provide a kind of novel filter cloth filter---fixed disc filter cloth filter, this equipment has simple and compact for structure, and floor space is little, and disc does not have rotation in the running, and unique backwash process filters characteristics such as effluent quality is good.
Fixed disc filter cloth filter, as shown in Figure 1, comprise pond body 1, pending water inlet 2, filtrate (liquid 3, filter disc 4 and filtrate collecting pipe 5, described filtration disc is vertically installed, and filters the disc 4 outer cut velvet filter clothes that coat as filter medium, described filtrate collecting pipe 5 links to each other with filtrate (liquid 3, the filter cloth outer surface of described filtration disc 4 is provided with syringe pipe 8, is used to filter the backwash of disc 4, and described syringe pipe 8 links to each other by the backwash tube 9 flushing suction pump 10 external with being arranged on the pond.Be at the bottom of the bucket shape pond at the bottom of the pond of described pond body 1, establish spoil disposal suction pump 7 in the pond, spoil disposal suction pump outlet links to each other with backwash tube 9, and the interior mud mixture of backwash tube draws gets back to pretreatment system for sewage.
When syringe pipe 8 is installed, install along backwash tube 9 axial directions symmetry, avoid making syringe pipe 8 positions on the adjacent filtration disc 4 to overlap, so just reduced to filter the interval between the disc 4, increased the packing density of pond body inner filtration disc 4, even when syringe pipe rotates, can not bump each other simultaneously yet, not influence the cleaning of syringe pipe to filter cloth.Be at the bottom of the bucket shape pond at the bottom of the pond of pond of the present invention body, also be provided with spoil disposal suction pump 7 in the body of pond, spoil disposal suction pump outlet links to each other with backwash tube 9.Water surface is provided with level sensor 11 in the external cell body in addition.
Fixed disc filter cloth filter, comprise pond body 1, the pool wall of pond body 1 is provided with pending water inlet 2 and filtrate (liquid 3, fixing the filtration disc 4 of several outsourcing filter clothes in the cavity of pond body, filter disc 4 and be communicated with filtrate (liquid 3 by filtrate collecting pipe 5, the surface of filtering disc 4 is provided with syringe pipe 8, is provided with in the cavity of pond body 1 and passes the rotating backwash tube 9 that filters disc 4, backwash tube 9 connects syringe pipe 8 and drive unit, and links to each other with flushing suction pump 10.Syringe pipe 8 is set directly on the backwash tube 9, and is dislocatedly distributed on the surface of adjacent filtration disc 4.Also be provided with spoil disposal suction pump 7 in the pond body 1, spoil disposal suction pump outlet links to each other with backwash tube 9.Described filter cloth is the cut velvet filter cloth.Be provided with level sensor 11 in the described pond body 1.Described drive unit comprises motor 6, and motor 6 is arranged in the pond body 1, connects backwash tube 9 by transmission mechanism.
Operation principle of the present invention is: sewage at first enters pond body 1 by pending water inlet 2, rely on hydraulic pressure effect sewage by filtering disc 4, clear water after the filtration enters the filtrate collecting pipe 5 that filters the disc both sides respectively, discharges from filtrate (liquid 3 by downflow weir then.Along with gathering of mud on the filter cloth, the filter cloth filtration resistance increases, and the filter tank water level raises gradually.By height of water level in level sensor 11 detection cells, when water level reaches the backwash setting value, offer backwash process.During backwash, filter disc 4 and maintain static, drive motors 6 drives syringe pipe 8 and backwash tube 9 slowly rotates, and relies on the swabbing action of flushing suction pump 10, and the filtration disc is rinsed totally, does not influence filtration simultaneously.Pond body 1 is provided with at the bottom of the bucket shape pond, helps the collection of pool bottom sludge, but the setting-up time section by PLC control spoil disposal suction pump 7, is discharged pool bottom sludge by spoil disposal suction pump 7.
The course of work of the present invention comprises: static filtering process, negative pressure backwash process, spoil disposal process.
(1) static filtering process: the sewage gravity current enters filter, is provided with the baffle plate energy-dissipating installation in the filter.Sewage filters by filter cloth, and filtered fluid is collected by the filtrate collecting pipe, and gravity current is discharged the pond body by overflow launder from delivery port.Whole process is continuous.
(2) negative pressure backwash process: during filtration, the part sludge absorption forms sludge blanket gradually in the filter cloth outside.Along with gathering of mud on the filter cloth, the filter cloth filtration resistance increases, and the filter tank water level raises gradually.By the height of water level in the level sensing device detection cell.When this water level reached backwash setting value (high water level), PLC can start suction pump, the beginning backwash process.In this process, filtration is not affected, but continuous filtration.Backwash process is intermittently.
(3) spoil disposal process: the filtration disc of fixed disc filter cloth filter has at the bottom of the bucket shape pond, helps the collection of pool bottom sludge.The sludge-tank bottom sediments has reduced the sludge quantity on the filter cloth, can prolong filter process, reduces backwash process.By setting the time period of spoil disposal process, when reaching setting value, PLC starts sludge pump, by the backwash tube pipeline mud is back to pretreatment system for sewage.
Should be pointed out that the above specific embodiment can make those skilled in the art more fully understand the invention, but do not limit the present invention in any way creation.Therefore, although this specification has been described in detail the invention with reference to drawings and Examples,, it will be appreciated by those skilled in the art that still and can make amendment or be equal to replacement the invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the invention, and it all is encompassed in the middle of the protection domain of the invention patent.
Claims (6)
1. fixed disc filter cloth filter, it is characterized in that, comprise the pond body, the pool wall of pond body is provided with pending water inlet and filtrate (liquid, fixing the filtration disc of several outsourcing filter clothes in the cavity of pond body, described filtration disc is communicated with filtrate (liquid by the filtrate collecting pipe, the surface of described filtration disc is provided with syringe pipe, be provided with the rotating backwash tube that passes described filtration disc in the cavity of described pond body, described backwash tube connects described syringe pipe and drive unit, and links to each other with the flushing suction pump.
2. fixed disc filter cloth filter according to claim 1 is characterized in that described syringe pipe is set directly on the backwash tube, and is dislocatedly distributed on the surface of adjacent filtration disc.
3. fixed disc filter cloth filter according to claim 1 is characterized in that, also is provided with the spoil disposal suction pump in the body of described pond, and spoil disposal suction pump outlet links to each other with backwash tube.
4. fixed disc filter cloth filter according to claim 1 is characterized in that, described filter cloth is the cut velvet filter cloth.
5. fixed disc filter cloth filter according to claim 1 is characterized in that, is provided with level sensor in the body of described pond.
6. fixed disc filter cloth filter according to claim 1 is characterized in that described drive unit comprises motor, and described motor is arranged in the body of pond, connects backwash tube by transmission mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100860990A CN101569805B (en) | 2009-06-11 | 2009-06-11 | Fixed disc filter cloth filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100860990A CN101569805B (en) | 2009-06-11 | 2009-06-11 | Fixed disc filter cloth filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101569805A CN101569805A (en) | 2009-11-04 |
| CN101569805B true CN101569805B (en) | 2011-06-22 |
Family
ID=41229371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100860990A Active CN101569805B (en) | 2009-06-11 | 2009-06-11 | Fixed disc filter cloth filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101569805B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934165B (en) * | 2010-05-28 | 2013-08-21 | 蔡晓涌 | Solid-liquid separation disc filtering system |
| CN101843997B (en) * | 2010-06-03 | 2013-10-16 | 阿克-艾罗比克系统公司 | Concentrated backwashing system for disc filter cloth filters |
| CN103599654B (en) * | 2013-10-24 | 2018-02-02 | 上海安鼎济水处理科技有限公司 | Fibre pres filter plant |
| CN108862708A (en) * | 2018-06-28 | 2018-11-23 | 江苏和顺环保有限公司 | Multistage mud and water separating equipment |
-
2009
- 2009-06-11 CN CN2009100860990A patent/CN101569805B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101569805A (en) | 2009-11-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fixed disc filter cloth filter Effective date of registration: 20140814 Granted publication date: 20110622 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2014990000659 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150930 Granted publication date: 20110622 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2014990000659 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fixed disc filter cloth filter Effective date of registration: 20151106 Granted publication date: 20110622 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2015990000958 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 100085, Beijing, Haidian District on the road No. 12, No. 1, building 4, A District, room 411-413 Patentee after: Tawa Polytron Technologies Inc Address before: 100085, Beijing, Haidian District on the road No. 26, Zhongguancun venture building, Room 303 Patentee before: TAWA (Beijing) Co., Ltd. |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170307 Granted publication date: 20110622 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: TAWA (Beijing) Co., Ltd. Registration number: 2015990000958 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fixed disc filter cloth filter Effective date of registration: 20170309 Granted publication date: 20110622 Pledgee: Bank of Beijing Zhongguancun branch, Limited by Share Ltd, Haidian Pledgor: Tawa Polytron Technologies Inc Registration number: 2017990000177 |