CN1257000C - Upflowing and compressable filtration system - Google Patents
Upflowing and compressable filtration system Download PDFInfo
- Publication number
- CN1257000C CN1257000C CN 03137665 CN03137665A CN1257000C CN 1257000 C CN1257000 C CN 1257000C CN 03137665 CN03137665 CN 03137665 CN 03137665 A CN03137665 A CN 03137665A CN 1257000 C CN1257000 C CN 1257000C
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- China
- Prior art keywords
- filtration
- draining tank
- water
- present
- filtration system
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims description 19
- 239000000706 filtrate Substances 0.000 claims description 19
- 230000004888 barrier function Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 238000001471 micro-filtration Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 206010067868 Skin mass Diseases 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000011001 backwashing Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The present invention relates to an upflowing compressible filtration system, which belongs to the technical field of water treatment. The present invention particularly relates to a device for carrying out water filtration by soft filtering material, such as fibrous globules, etc. The water flow direction of the whole water filtration process of the present invention runs from bottom to top so as to ensure that the filtration accuracy can reach to the level of a micro-filtration membrane, and the filtration velocity can be improved to 80 m/h. Simultaneously, the present invention can completely replace the product carrying out filtration by the micro-filtration membrane, because each unit of filtration area has high water output. For a large water treatment filtration system which requires a plurality of filtration devices, filter tanks of the present invention are integrated into a large filtration system so as to reduce the occupation area of the installation of the devices.
Description
Technical field
The present invention relates to water-treatment technology field, particularly the system that carries out water filtration with soft filtrates such as fibrous nodules.
Background technology
The filter that present water treatment field generally uses has more medium filter and soft filtering material filter, the filtrate that the former adopts mostly is quartz sand, anthracite, garnet and walnut shell etc., latter's filtrate is soft filtrates such as synthetic fibers, as fibrous nodules (comprising the comet type corpus fibrosum) etc.Common soft filtering material filter utilizes filtrate deadweight and waterpower compression filter material layer at present, and filtering accuracy preferably can reach median particle size≤3 μ m, is better than more medium filter.But filter effect is all undesirable, and two kinds of filters all can not reach the filtering accuracy requirement of suspension≤1mg/L, median particle size≤1 μ m to the clearance of suspension and suspended particle diameter index.If require to reach this index request, then must adopt membrane technology, and adopt the technical scheme of membrane technology to exist film to pollute and the cleaning problem, that is that all right is ripe or investment is too high in the industrial applications of some industry.For this reason, the applicant has applied for that on August 13rd, 2002 application number is 02125489.3, name is called the Chinese patent of " a kind of fiber ball filtering device ", this patent provides a kind of machinery compressible fiber ball filter, filtering accuracy preferably can reach the filtering accuracy requirement of suspension≤1mg/L, median particle size≤1 μ m, reach the level of micro-filtration membrane, the technical scheme of this patent application simultaneously exists equipment to install that floor space is big, the device space is high, is not suitable for the problem of large-scale municipal water treatment.
Summary of the invention
At above-mentioned problems of the prior art, the purpose of this invention is to provide the compressible filtration system of upward flow, it is by changing the direction of a stream of water, make filtering accuracy higher, the rate of filtration is faster, changes the draining tank structure simultaneously, and the equipment that dwindled is installed floor space and space.
For realizing above-mentioned goal of the invention, technical scheme of the present invention realizes as follows:
The compressible filtration system of upward flow, it comprise draining tank and join with it by water inlet pipe, drainage goes out pipe and backflushing water intake pipe, the water circuit system that washback drainpipe is formed, but in draining tank, be equipped with the porous plate of barrier filtrate and the porous pressing plate of compressible filtrate, pressing plate is connected with its power transmission shaft that moves up and down of support, power transmission shaft is connected with the transmission mechanism that is fixed on the outer top of draining tank, its design feature is, described draining tank adopts the filter tank form, filtrate adopts soft filtrates such as fibrous nodules, water inlet pipe is located at the lower end of draining tank, and drainage goes out the upper end that pipe places draining tank.The profile of draining tank is rectangular cylinder or square column, is built up by civil engineering batching commonly used.
According to above-mentioned technical scheme, in the described draining tank lower end, porous plate below be provided with the air diffuser that connects source of the gas.
According to above-mentioned technical scheme, described transmission mechanism adopts the type of belt drive of worm gear, worm screw, adopts between porous pressing plate and the power transmission shaft linkage section to be threaded.
The present invention has adopted above-mentioned structure, and can make the direction of current in the whole drainage process is to move from bottom to top, has guaranteed that filtering accuracy can reach the level of micro-filtration membrane, and the rate of filtration also can be brought up to 80m/h.Because unit filter area water yield height, the present invention can replace the product with micro-filtrate membrane filtration fully.For the large-scale water processing filtering system of a plurality of filters of needs, each filter tank of the present invention can be integrated and build up a big filter system, thereby reduce the floor space that equipment is installed.
The present invention is described further below in conjunction with accompanying drawing and concrete embodiment.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is applied to the mounting arrangement figure of large-scale water treatment system for the present invention.
The specific embodiment
Referring to Fig. 1, the compressible filtration system of upward flow, what draining tank 1 adopted is the filter tank form, its profile is rectangular cylinder or square column, is built up by civil engineering batching commonly used.Filtrate adopts soft filtrates such as fibrous nodules, but in draining tank 1, be equipped with the porous plate 6 of barrier filtrate and the porous pressing plate 7 of compressible filtrate, porous pressing plate 7 is threaded with supporting to adopt between its power transmission shaft that moves up and down 8, power transmission shaft 8 is connected with the transmission mechanism 9 that is fixed on draining tank 1 outer top, what transmission mechanism 9 adopted is the type of belt drive of worm gear, worm screw, water inlet pipe 2 is located at the lower end of draining tank 1, drainage goes out the upper end that pipe 3 places draining tank 1, is provided with the air diffuser 10 that can connect source of the gas in draining tank 1 below lower end, the porous plate 6.
In order to be suitable for the demand of large-scale water treatment system, the pool wall of draining tank 1 of the present invention can adopt reinforced concrete structure to build up and a plurality of draining tank 1 horizontally-arrangeds, vertical setting of types all are listed as, as shown in Figure 2.In the middle of two horizontally-arranged draining tanks 1, pipeline enclosure is set, is beneficial to the layout of upper and lower water route and valve, adopt this form to save area more than traditional a plurality of steel material pressure filter combinations.
Use when of the present invention, before normal filtration, transmission mechanism 9 starts, and drives porous pressing plate 7 and moves down certain size, compresses the filtering accuracy of soft filtrate to 1 μ m.Transmission mechanism 9 is shut down then, opens the valve that drainage goes out pipe 3 and water inlet pipe 2 and begins to filter, and is generally filter cycle 8-24 hour.When draining tank 1 loss of flood peak reached 5-10 rice, screening system began backwash.At this moment, close drainage and go out the valve of pipe 3 and water inlet pipe 2, open the valve of set washback drainpipe 5 that is connected with draining tank 1 and backflushing water intake pipe 4, transmission mechanism 9 starts makes porous pressing plate 7 be moved upward to desired location, starts the water pump that joins with backflushing water intake pipe 4 and carries out air-water backwashing 20min with air blast that air diffuser 10 joins.Leave standstill soft filtrate and make it sedimentation; close the valve of backflushing water intake pipe 4 at last; open the valve of water inlet pipe 2; starting transmission mechanism 9 makes porous pressing plate 7 move down certain size; compress the filtering accuracy of soft filtrate to 1 μ m, transmission mechanism 9 slows down and shuts down, and opens the valve that drainage goes out pipe 3; close the valve of washback drainpipe 5, recover normal filtration.
Whole filtration system can intermittent duty, also can move continuously.When intermittent duty, the draining tank 1 in several square filter tanks is by automatic or manual control carrying out simultaneously air-water backwashing; When taking to move continuously, the draining tank 1 in several square filter tanks can carry out air-water backwashing successively by automatic control system, and guarantees that the whole system treatment effeciency is constant, is that single pond rate of filtration suitably improves.
The present invention is equally applicable to the pressurized tank filtered version.
Claims (3)
1. compressible filtration system of upward flow, it comprise draining tank (1) and join with it by water inlet pipe (2), drainage goes out pipe (3) and backflushing water intake pipe (4), the water circuit system that washback drainpipe (5) is formed, at draining tank (1) but in be equipped with the porous plate (6) of barrier filtrate and the porous pressing plate (7) of compressible filtrate, porous pressing plate (7) is connected with its power transmission shaft that moves up and down (8) of support, power transmission shaft (8) is connected with the transmission mechanism (9) that is fixed on the outer top of draining tank (1), it is characterized in that, described draining tank (1) adopts the filter tank form, water inlet pipe (2) is located at the lower end of draining tank (1), drainage goes out the upper end that pipe (3) places draining tank (1), the profile of draining tank (1) is rectangular cylinder or square column, is built up by civil engineering batching commonly used.
2. according to the compressible filtration system of the described upward flow of claim 1, it is characterized in that, be provided with the air diffuser (10) that connects source of the gas below the interior lower end of described draining tank (1), the porous plate (6).
3. according to the compressible filtration system of the described upward flow of claim 2, it is characterized in that described transmission mechanism (9) adopts the type of belt drive of worm gear, worm screw, adopt between porous pressing plate (7) and power transmission shaft (8) linkage section to be threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03137665 CN1257000C (en) | 2003-06-19 | 2003-06-19 | Upflowing and compressable filtration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03137665 CN1257000C (en) | 2003-06-19 | 2003-06-19 | Upflowing and compressable filtration system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1565698A CN1565698A (en) | 2005-01-19 |
| CN1257000C true CN1257000C (en) | 2006-05-24 |
Family
ID=34470492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03137665 Expired - Lifetime CN1257000C (en) | 2003-06-19 | 2003-06-19 | Upflowing and compressable filtration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1257000C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2810635A1 (en) * | 2010-09-28 | 2012-04-05 | Kazunori Koishi | Upward-type filtering apparatus characterized in laminating method of filtering material |
| CN102145233B (en) * | 2011-03-04 | 2013-04-03 | 宁波市建通环保科技有限公司 | Sewage filtering device |
| CN104784989B (en) * | 2014-01-21 | 2016-07-06 | 四川高精净化设备有限公司 | Two-way internal channel is from pressor fibers filter |
| CN106075975A (en) * | 2016-08-24 | 2016-11-09 | 江苏鸿佑环保有限公司 | Backwash filter is exempted from without filtrate is purely mechanic |
| CN106731058A (en) * | 2016-12-08 | 2017-05-31 | 北京奥博水处理有限责任公司 | One kind is not blocked, No clean, filter footpath adjustable filtering device |
| CN107224779B (en) * | 2017-07-06 | 2019-05-10 | 台州施特自动化有限公司 | A kind of hydraulic engineering filter pipe |
-
2003
- 2003-06-19 CN CN 03137665 patent/CN1257000C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1565698A (en) | 2005-01-19 |
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| C14 | Grant of patent or utility model | ||
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Owner name: TONGFANG CO., LTD. Free format text: FORMER NAME OR ADDRESS: TSINGHUA TONGFANG CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 100083 Beijing Tsinghua Tongfang science and Technology Square A block 2907 Patentee after: Tongfang Co.,Ltd. Address before: 100083 Beijing Tsinghua Tongfang science and Technology Square A block 2907 Patentee before: Tsinghua Tongfang Co.,Ltd. |
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Owner name: TONGFANG ENVIRONMENT CO., LTD. Free format text: FORMER OWNER: TONGFANG CO., LTD. Effective date: 20101229 |
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Free format text: CORRECT: ADDRESS; FROM: 100083 2907, TOWER A, TSINGHUA TONGFANG TECHNOLOGY PLAZA, BEIJING TO: 100083 2901, TOWER A, TSINGHUA TONGFANG TECHNOLOGY PLAZA, HAIDIAN DISTRICT, BEIJING |
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Effective date of registration: 20101229 Address after: 100083 A, block 2901, Tsinghua Tongfang Technology Plaza, Beijing, Haidian District Patentee after: TONGFANG ENVIRONMENT Co.,Ltd. Address before: 100083 Beijing Tsinghua Tongfang science and Technology Square A block 2907 Patentee before: Tongfang Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20060524 |
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| CX01 | Expiry of patent term |