CN103143197A - Multi-filter-element backflushing self-cleaning filter screen - Google Patents
Multi-filter-element backflushing self-cleaning filter screen Download PDFInfo
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- CN103143197A CN103143197A CN2013100933288A CN201310093328A CN103143197A CN 103143197 A CN103143197 A CN 103143197A CN 2013100933288 A CN2013100933288 A CN 2013100933288A CN 201310093328 A CN201310093328 A CN 201310093328A CN 103143197 A CN103143197 A CN 103143197A
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- filter
- sucker
- housing
- entrance
- backwash
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Abstract
The invention relates to a filter unit for separating fluid impurities, and in particular relates to a multi-filter-element backflushing self-cleaning filter screen. The filter screen provided by the invention is provided with a plurality of filter elements, therefore, the flow rate is high, and the efficiency is high; additionally, because a backflushing mechanism of the filter screen provided by the invention comprises a backflushing pipeline, a sewage exhaust valve and a driving mechanism; the inlet of the backflushing pipeline is provided with suction discs matched with the filter inlet liquid tightly; the number of the suction discs is less than the number of the filter elements; the suction discs are arranged in a filter front cavity; the driving mechanism drives the suction discs to abut joint with alternating liquids of each filter inlet tightly, wherein the filter elements corresponding to the filter inlets in butting joint with the suction disc liquids tightly subjected to back flushing, and at the same time, the rest filter elements are still filter; fluids are not cut off in the whole process of the filter screen; backflushing water consumption is less; and the continuous and automatic production is realized.
Description
Technical field
The present invention relates to a kind of filter for separating of fluid impurity, the many filter-core back-flushings self-cleaning filtering that filters especially for large flow fluid sieves.
Background technology
Sieves is a kind of equipment of removing a small amount of solid impurity in liquid; can protect the normal operation of the equipment such as sprinkling equipment, nozzle, compressor; be provided with filter core in sieves; after entering when liquid the filter core that only has the certain specification screen cloth; impurity wherein is blocked, and the filtrate of cleaning is flowed out by the sieves outlet and reached the filtration purpose.Sieves all is widely used in fields such as industrial circulating water, raw water filtration, petroleum industry, chemical filtration and environment-friendly engineerings.Sieves is after use after a while, impurity can be blocked the filter opening of filter core, cause filter efficiency to reduce, can not keep for a long time the strainer filtering function, even can't work when serious, therefore, be provided with backwash mechanism and control device thereof in the part sieves, control backwash mechanism by the mode of timing differential pressure and carry out work, the impurity that accumulates on filter core is rinsed, recover the filtering function of filter core.But use in the market with the filter of backwash mechanism in backwash process, the filtration work of sieves can only suspend, can not continuous filtration.
Summary of the invention
The object of the invention is to provides a kind of sieves that still can continuous filtration in backwash process for overcoming the deficiencies in the prior art.
for achieving the above object, the technology used in the present invention solution is as follows: a kind of many filter-core back-flushings self-cleaning filtering sieve, comprise housing, filter core, backwash mechanism and backwash control device, described housing is provided with import and outlet, described filter core is arranged in the housing inner chamber, it is characterized in that: described sieves is provided with a plurality of filter cores, be provided with dividing plate in described housing and be separated out filter ante-chamber and filter back cavity in the housing inner chamber, import on described housing and outlet respectively with filter ante-chamber and filter back cavity UNICOM, described filter core is arranged in the filter back cavity, described dividing plate is provided with and the import of the filter core corresponding filtration entrance that is tightly connected one by one, described backwash mechanism comprises the backwash pipeline, blowoff valve and driving mechanism, described backwash pipeline entrance is provided with and is filtered into the close sucker that matches of oral fluid, the number of described sucker is less than the filter core number, described sucker is arranged in the filter ante-chamber, described driving mechanism drives described sucker and filters liquid-tight docking of entrance rotation with each under the backwash control device is controlled.
beneficial effect compared with prior art is: because sieves of the present invention is provided with a plurality of filter cores, so flow is large, efficient is high, in addition, mechanism comprises the backwash pipeline due to sieves backwash of the present invention, blowoff valve and driving mechanism, described backwash pipeline entrance is provided with and is filtered into the close sucker that matches of oral fluid, the number of described sucker is less than the filter core number, described sucker is arranged in the filter ante-chamber, described driving mechanism drives described sucker and filters liquid-tight docking of entrance rotation with each under the backwash control device is controlled, wherein carry out backwash with the liquid-tight corresponding filter core of filtration entrance that docks of described sucker, and at the same time, remaining filter core is still carrying out filtration work, the whole process medium fluid of sieves continues to flow, backwash, water consumption is few, realized serialization, automated production.
The invention will be further described below in conjunction with drawings and the specific embodiments.
Description of drawings
Accompanying drawing 1 is specific embodiment of the invention internal structure cutaway view;
Accompanying drawing 2 is specific embodiment of the invention filter core scheme of installation;
Accompanying drawing 3 is specific embodiment of the invention filter core distribution schematic diagram on dividing plate;
Accompanying drawing 4 is specific embodiment of the invention sucker mount pad structural representation;
The specific embodiment
as shown in Figure 1, many filter-core back-flushings self-cleaning filtering sieve comprises housing 1, filter core 2, backwash mechanism and backwash control device, described housing 1 is provided with import 101 and outlet 102, described filter core 2 is arranged in housing 1 inner chamber, described housing 1 is preferably cylindric, be provided with dividing plate 3 in described housing 1, described dividing plate 3 is arranged in housing 1 inner chamber with housing 1 axis is perpendicular, be separated out filter ante-chamber 103 and filter back cavity in housing 1 inner chamber, described dividing plate 3 bottoms are filter ante-chamber 103, top is the filter back cavity, import 101 on described housing 1 and outlet 102 respectively with filter ante-chamber 103 and filter back cavity 104 UNICOMs, in order to improve filter efficiency, be provided with a plurality of filter cores 2 in this specific embodiment, described filter core 2 is arranged in filter back cavity 104, described dividing plate 3 is provided with and the import 101 of the filter core 2 corresponding filtration entrance 301 that is tightly connected one by one.Install and sealing for convenient, simplify backwash control device structure, filtration entrance 301 on described dividing plate 3 distributes along concentric circles take housing 1 axis as circle core shaft, filter in entrance 301 and be provided with tubular element seat 4, the internal diameter of described filter cartridge seat 4 and filter core 2 entrance point external diameters are suitable, the entrance point sealing of described filter core 2 is plugged in the filter cartridge seat 4 of filtering entrance 301, if filter core 2 quantity are more, can be provided with the filtration entrance 301 of two circles on described dividing plate 3, described filter core 2 also distributes with two circle concentric circles.In this specific embodiment, described backwash mechanism comprises backwash pipeline 5, blowoff valve 6 and driving mechanism 7, described backwash pipeline 5 entrances are provided with and filter the liquid-tight sucker that matches 8 of entrance 301, the number of described sucker 8 is less than filter core 2 numbers, to guarantee carrying out backwash simultaneously at filter core 2, remaining filter core 2 is still carrying out filtration work, makes the whole process medium fluid of sieves continue to flow.Described backwash pipeline 5 entrances and sucker 8 are arranged in filter ante-chamber 103, and described driving mechanism 7 drives described sucker 8 and filters liquid-tight docking of entrance 301 rotations with each under the backwash control device is controlled.the mode that the backwash control device drives sucker 8 has multiple, set-up mode in conjunction with filter core in this specific embodiment 2, sucker described in this specific embodiment 8 is cylindric, described backwash mechanism also is provided with the sucker mount pad 9 that tubular element consists of, described sucker mount pad 9 is provided with sucker installation cavity 901 and recoil interface 902, as Fig. 3, shown in 4, in this specific embodiment due to be provided with on described dividing plate 3 two the circle filtration entrances 301, therefore the structure preferred general of described sucker mount pad 9 is T-shaped, the T shape vertical portion formation recoil interface 902 of described sucker mount pad 9, described sucker mount pad 9 is arranged in the filter ante-chamber 103 of dividing plate 3 bottoms, the T shape horizontal part two ends of described sucker mount pad 9 are respectively arranged with the first sucker installation cavity 901 and the second sucker installation cavity 901, described the first sucker installation cavity 901 and the second sucker installation cavity 901 are shaped as with sucker 8 and match, described the first sucker installation cavity 901 and the second sucker installation cavity 901 axis and described dividing plate 3 surfaces are perpendicular, described the first sucker 8 and the second sucker 8 be relative liquid-tight being separately positioned in the first sucker installation cavity 901 and the second sucker installation cavity 901 slidably axially, described sucker 8 outer walls and sucker installation cavity 901 inwalls are provided with takes on rank, be arranged with Compress Spring on described sucker 8 outer walls, described Compress Spring two ends are against respectively on shoulder rank on described sucker 8 outer walls and sucker installation cavity 901 inwalls and consist of end and described dividing plate 3 Elastic Contact that elastic mechanism makes described sucker 8, it is straight smooth that want on the surface of described sucker 8 ends and dividing plate 3, be conducive to like this surface sliding that sucker 8 is attached to dividing plate 3, and be conducive to when described sucker 8 with filter entrance 301 and consist of liquid-tight docking when relative.The first sucker 8 and the second sucker 8 equal respectively with the distance of housing 1 axis the radius that described two circles filter entrance 301.Described backwash pipeline 5 entrances are arranged on the center of filter ante-chamber 103 bottoms, described backwash pipeline 5 entrances are provided with the Plug Division that one section axis and housing 1 axis coincide, described recoil interface 902 can rotate liquid-tight connection relatively with the Plug Division of backwash pipeline 5 entrances, in this specific embodiment, the Plug Division internal diameter matched in clearance of the external diameter of described recoil interface 902 and backwash pipeline 5 entrances, the outer wall of described recoil interface 902 is provided with the multi-turn sealing ring, described backwash pipeline 5 entrances by sucker mount pad 9 and sucker 8 with filter that entrance 301 is liquid-tight to join.described driving mechanism 7 comprises motor 701 and decelerator 702, power transmission shaft 703, described motor 701 and decelerator 702 are arranged on the top of housing 1, described power transmission shaft 703 penetrates to filter ante-chamber 103 from the top of housing 1, power transmission shaft 703 lower ends are stated sucker mount pad 9 with institute power transmission shaft 703 and are fixedly connected with, described power transmission shaft 703 axis and housing 1 axis coincide, described power transmission shaft 703 upper ends are in transmission connection by shaft coupling 704 and motor 701 and decelerator 702 and drive 9 rotations of sucker mount pad, described filtration entrance 301 distributes along concentric circles, described filtration entrance 301 is in the rotational trajectory of described sucker 8.Described backwash pipeline 5 is provided with manual blowdown valve or pneumatic sewage drain valve, and in backwash control device controlled filter sieve carried out the process of backwash, manual blowdown valve or pneumatic sewage drain valve were opened.
Claims (4)
1. filter-core back-flushing self-cleaning filtering more than a kind sieves, comprise housing, filter core, backwash mechanism and backwash control device, described housing is provided with import and outlet, described filter core is arranged in the housing inner chamber, it is characterized in that: described sieves is provided with a plurality of filter cores, be provided with dividing plate in described housing and be separated out filter ante-chamber and filter back cavity in the housing inner chamber, import on described housing and outlet respectively with filter ante-chamber and filter back cavity UNICOM, described filter core is arranged in the filter back cavity, described dividing plate is provided with and the import of the filter core corresponding filtration entrance that is tightly connected one by one, described backwash mechanism comprises the backwash pipeline, blowoff valve and driving mechanism, described backwash pipeline entrance is provided with and is filtered into the close sucker that matches of oral fluid, the number of described sucker is less than the filter core number, described sucker is arranged in the filter ante-chamber, described driving mechanism drives described sucker and filters liquid-tight docking of entrance rotation with each under the backwash control device is controlled.
2. many filter-core back-flushings self-cleaning filtering sieve according to claim 1, it is characterized in that: described backwash mechanism also is provided with the sucker mount pad that tubular element consists of, described sucker mount pad is provided with sucker installation cavity and recoil interface, described recoil interface can rotate liquid-tight connection relatively with backwash pipeline entrance, described sucker is relatively liquid-tight being slidably arranged in the sucker installation cavity axially, and be provided with end and the described dividing plate Elastic Contact that elastic mechanism makes described sucker, described driving mechanism and described sucker mount pad are connected and drive the rotation of sucker mount pad, the described opening's edge concentric circles that is filtered into distributes, described filtration entrance is in the rotational trajectory of described sucker, consist of described liquid-tight docking when described sucker is relative with the filtration entrance.
3. many filter-core back-flushings self-cleaning filtering sieve according to claim 2, it is characterized in that: described housing is cylindric, described dividing plate and housing axis are perpendicular to be arranged in the housing inner chamber, described the lower partition is the filter ante-chamber, top is the filter back cavity, filtration entrance on described dividing plate distributes along concentric circles take the housing axis as circle core shaft, the entrance point of described filter core is plugged in and filters in entrance, described sucker mount pad is arranged in the filter ante-chamber of the lower partition, described backwash pipeline entrance is arranged on the center of filter ante-chamber bottom, described backwash pipeline entrance is provided with one section axis and is connected with the sucker mount pad with the Plug Division that the housing axis coincides, described driving mechanism comprises motor and decelerator, power transmission shaft, described motor and decelerator are arranged on the top of housing, described power transmission shaft penetrates to the filter ante-chamber from the top of housing, the power transmission shaft lower end is stated the sucker mount pad with the institute power transmission shaft and is fixedly connected with, described drive shaft axis and housing axis coincide, described power transmission shaft upper end is in transmission connection by shaft coupling and motor and decelerator.
4. many filter-core back-flushings self-cleaning filtering sieve according to claim 3, it is characterized in that: be provided with the filtration entrance that is distributed with two circles with the housing axis on described dividing plate, described sucker mount pad is substantially T-shaped, the T shape vertical portion formation recoil interface of described sucker mount pad, the T shape horizontal part two ends of described sucker mount pad are respectively arranged with the first sucker installation cavity and the second sucker installation cavity, be respectively arranged with the first sucker and the second sucker in described the first sucker installation cavity and the second sucker installation cavity, the liquid-tight grafting with the relative rotation of the Plug Division of described recoil interface and backwash pipeline entrance, the distance of the first sucker and the second sucker and housing axis equals respectively the radius that described two circles filter entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100933288A CN103143197A (en) | 2013-03-21 | 2013-03-21 | Multi-filter-element backflushing self-cleaning filter screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100933288A CN103143197A (en) | 2013-03-21 | 2013-03-21 | Multi-filter-element backflushing self-cleaning filter screen |
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| CN103143197A true CN103143197A (en) | 2013-06-12 |
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| CN2013100933288A Pending CN103143197A (en) | 2013-03-21 | 2013-03-21 | Multi-filter-element backflushing self-cleaning filter screen |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103977619A (en) * | 2014-05-22 | 2014-08-13 | 江苏甬金金属科技有限公司 | Backwash filtering device of rolled oil of stainless steel rolling mill |
| CN107638726A (en) * | 2017-05-31 | 2018-01-30 | 河南龙成煤高效技术应用有限公司 | A kind of fluid filter |
| CN108525373A (en) * | 2018-07-03 | 2018-09-14 | 湖州高盛环保科技有限公司 | A kind of backpulsing water filtering device |
| CN108926889A (en) * | 2018-08-15 | 2018-12-04 | 中国船舶重工集团公司第七0七研究所九江分部 | A kind of filter device with self-cleaning function |
| CN114849348A (en) * | 2022-05-13 | 2022-08-05 | 杭州青云新材料股份有限公司 | Stock solution filter element cleaning system and cleaning process |
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| EP0429409A1 (en) * | 1989-11-24 | 1991-05-29 | GEL - S.r.l. | Self-cleaning filter for hydraulic systems fitted with an hydraulic turbine which operates a number of cleaning brushes |
| CN2582721Y (en) * | 2002-10-30 | 2003-10-29 | 湖北洪城通用机械股份有限公司 | High efficiency full automatic back flushing water filter |
| CN201052434Y (en) * | 2007-06-14 | 2008-04-30 | 宝山钢铁股份有限公司 | Self cleaning filtering device |
| CN101530690A (en) * | 2009-03-17 | 2009-09-16 | 邹云 | Power-free back washing filter |
| CN202146661U (en) * | 2011-07-01 | 2012-02-22 | 南通海狮船舶机械有限公司 | Full-automatic back washing water filter |
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| CN202724817U (en) * | 2012-08-17 | 2013-02-13 | 武汉江扬环境科技有限公司 | Sucker-type backwashing device |
| CN203139758U (en) * | 2013-03-21 | 2013-08-21 | 瑞安市金邦喷淋技术有限公司 | Multi-filter core backwashing self-cleaning filter sieve |
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|---|---|---|---|---|
| EP0429409A1 (en) * | 1989-11-24 | 1991-05-29 | GEL - S.r.l. | Self-cleaning filter for hydraulic systems fitted with an hydraulic turbine which operates a number of cleaning brushes |
| CN2582721Y (en) * | 2002-10-30 | 2003-10-29 | 湖北洪城通用机械股份有限公司 | High efficiency full automatic back flushing water filter |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103977619A (en) * | 2014-05-22 | 2014-08-13 | 江苏甬金金属科技有限公司 | Backwash filtering device of rolled oil of stainless steel rolling mill |
| CN107638726A (en) * | 2017-05-31 | 2018-01-30 | 河南龙成煤高效技术应用有限公司 | A kind of fluid filter |
| CN107638726B (en) * | 2017-05-31 | 2023-06-13 | 河南龙成煤高效技术应用有限公司 | Fluid filter |
| CN108525373A (en) * | 2018-07-03 | 2018-09-14 | 湖州高盛环保科技有限公司 | A kind of backpulsing water filtering device |
| CN108926889A (en) * | 2018-08-15 | 2018-12-04 | 中国船舶重工集团公司第七0七研究所九江分部 | A kind of filter device with self-cleaning function |
| CN108926889B (en) * | 2018-08-15 | 2024-02-09 | 中国船舶重工集团公司第七0七研究所九江分部 | Filter equipment with self-cleaning function |
| CN114849348A (en) * | 2022-05-13 | 2022-08-05 | 杭州青云新材料股份有限公司 | Stock solution filter element cleaning system and cleaning process |
| CN114849348B (en) * | 2022-05-13 | 2023-12-05 | 杭州青云新材料股份有限公司 | Stock solution filter element cleaning system and cleaning process |
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Application publication date: 20130612 |