CN2721194Y - Dynamic filter - Google Patents
Dynamic filter Download PDFInfo
- Publication number
- CN2721194Y CN2721194Y CN 200420085070 CN200420085070U CN2721194Y CN 2721194 Y CN2721194 Y CN 2721194Y CN 200420085070 CN200420085070 CN 200420085070 CN 200420085070 U CN200420085070 U CN 200420085070U CN 2721194 Y CN2721194 Y CN 2721194Y
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- Prior art keywords
- filter
- plate
- end cap
- fixed
- filter plate
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- Expired - Lifetime
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Abstract
The utility model provides a filter machine whose filter is characterized in that a blade wheel filter plate group and an end blade wheel are provided between the two end caps. A main shaft passes through the centre hole of the filter plate. The end cap B is provided with a slurry inlet, and the end cap An is provided with a slag outlet. The end cap B is fixed on the shell of the bearing seat. The blade wheel is the circular shape; two flat surfaces of the blade wheel are provided with spiral blades taking the radial shape bulges. The filter plate is the circular shape; the center of the filter plate is provided with a hole; the upper surface and the lower surface of the filter plate are fixed with filter mediums. A filter chamber is formed between the two filter mediums. The edging of the filter plate is provided with a filtrate liquid outlet which is communicated with the filter chamber. A lacing wire for supporting the filter medium is arranged in the filter chamber. The blade wheel of the dynamic filter machine rotates to impel the slurry to flow parallel to the filter medium surface, and the slurry drives a filter cake to lie in the flow state all along. In this way, the solid phase granule contained by the slurry not only can be filtered, the solid phase granule can not gather on the filter net so that the filter net can not be blocked. The filter efficiency and the filter treating capacity are improved, and the inner space of the filter is fully utilized.
Description
Affiliated technical field
The utility model relates to the treating apparatus of the process field of a kind of water, sewage or waste water, particularly relate to a kind of filter that can filter solid phase particles in the fluid, be a kind of filter that adopts filter net type continuous filtration, especially a kind ofly can filter simultaneously, the dynamic filter of filter cake washing, thickening.This dynamic filter is mainly used in oil, chemical industry, pharmacy, light industry, and the solid, liquid separation technology field of industry such as environmental protection.This dynamic filtration function in water treatment procedure, the silt particle in the filtered water, foreign material; In the process of filtering liquid medicine, oil product, filter out residual solids.A kind of new design with practicality and progressive of the design is suitable for the industrial circle wide popularization and application.
Background technology
At present, in the production link of filtering flow, employed filter majority is the filter of traditional backwash filter cake, and promptly the filtrate in the slip is vertically passed through from screen grid.And solid particle is ended by filter screen, assembles in screen surface, forms filter cake gradually.These filters are in filter process, and along with filtration continues to carry out, filter cake progressively thickens, and filtration resistance increases, and the rate of filtration reduces, and stop to flow out until filtrate.Existing plate and frame filter press, vacuum filter, filter centrifugal, and diaphragm filter press all belong to traditional cake filtration machine.In filter process, the filter cake progressive additive is the principal element that hinders the rate of filtration.In order to remove the filter cake on the filter screen, make filter screen recover filtering function, keep filter screen that filtration is preferably arranged, the someone has designed the filter with back purge system.Wherein relatively more typical for example application number is 94229964 Chinese patent, is to utilize the control multiple-way valve, makes the good after filtration vertical filter screen reverse flow of liquid in the filtration circuit, and filter screen is carried out backwash, cleans the filter cake that forms on the filter screen.In addition, Chinese patent application number is 87209149, is to utilize recoil water pipe flushing filter screen.Chinese patent application number is 92200372, is to utilize fluid pressure differential to clean filter cake.The flush cake method that these patents disclosed is vertical filter screen and back flush.To cleaning filter screen, recovering filtering function has fine effect.But find in actual use, have a common shortcoming in these schemes.Promptly cleaning the work of filter screen can only just can oppositely clean under the situation that stops to filter, and filters with the cleaning mud cake to hocket.Can not finish filtration work continuously, have a strong impact on filter efficiency.
Carry out flush cake when realizing filtering, the someone has designed the filter of rotating brush filter wash cake, has overcome to filter and clean the shortcoming that filter cake hockets.Wherein relatively be typically Chinese patent application and number be 98229360 Double-level Reticulated barrel structure filter.Utilize outer fixing thin web clothed cylinder to filter.Be fixed with impeller on the inner core, utilize the slip impact flow and promote wheel rotation, and drive the inner core rotation.Produce between the rotation that utilizes inner core and the urceolus mutually to motion, smartly continuously remove the sticking filter cake that applies on urceolus fine-structure mesh wall.This scheme can realize filtering with the cleaning mud cake carries out simultaneously.Without external power supply, relatively simple for structure.Because the Double-level Reticulated tube, the coarse net tube and the required distance between the non-rotary thin web clothed cylinder of rotation are very tight.The rotation net tube is stressed to deform easily, rubs easily between two, damages the net tube.The most important thing is that this bitubular filter is that the coarse net tube is removed mud cake along the thin tube face of cylinder, can only enlarge net tube diameter when needing to improve treating capacity or add fourdrinier wire tube length degree.Because the cartridge filter inner space is not fully utilized, be difficult to improve filtration treatment efficient.
The utility model content
In order to overcome existing traditional cake filtration machine in filter process, the filter cake progressive additive hinders filtrate and passes through the shortcoming that the rate of filtration and efficient reduce gradually; Overcome the filter of back flush filter cake, the shortcoming that filter, washing leaching cake must hocket; Overcome Double-level Reticulated barrel structure filter, the rotation net tube is yielding, and may rub between the fixed network tube, damages the shortcoming of net tube; Overcome the interior space of bitubular filter cartridge filter and be not utilized, be difficult to improve the shortcoming of filtration treatment amount.The utility model provides a kind of dynamic filter.It is moving that the slip of this dynamic filter is parallel to the filter medium surface current, makes slip drive filter cake and be in flow regime all the time, and flow direction was vertical mutually when the direction that slip flows was passed through filter medium with filtrate.Can not only filter the solid phase particles in the slip like this, and the solid phase particles that is filtered out can not accumulate on the screen pack, filter cake (solid phase particles) is in flow regime all the time, and filter screen is not blocked, realizes filtering, the filter cake washing carries out simultaneously, improves filter efficiency.
The technical scheme in the invention for solving the technical problem is: be made up of support, motor, transmission case, bearing block, main shaft, bearing and filter, transmission case, bearing block are fixed on the support.Main shaft and bearing fixing are in bearing block.Described filter by between end cap A and the end cap B by having at least one group of metal filter plate and an impeller to form.In addition, there is an impeller to be fixed on spindle nose.Main shaft passes the filter plate centre bore.By bolt filter plate is fixed between end cap A and the end cap B.The slip inlet is arranged on the end cap B.On the end cap A slag notch is arranged.End cap B is fixed on the bearing block housing.Described impeller is circular, and there is the spiral fan that is radial projection on two planes of impeller, and a spiral fan is left-handed, and the another side spiral fan is dextrorotation, and impeller is fixed on the main shaft.Described filter plate is circular, and the filter plate center is porose, and upper and lower two faces of filter plate are fixed with filter medium.Form filter chamber between two filter mediums.There is filtrate (liquid at the filter plate edge, and filtrate (liquid communicates with filter chamber.The lacing wire of supporting filter medium is arranged in the filter chamber.Described filter medium can be that orifice plate and filter screen form are formed, and also can be that the filter screen that 2-6 layer eyelet do not wait is formed.Describedly be fixed with filter medium, form filter chamber between two filter mediums, go up needs according to making at upper and lower two faces of filter plate, can take in upper and lower two faces of filter plate, have one side to be fixed with filter medium, another side is fixed with plate, forms filter chamber between filter medium and plate.
The operation principle of the present utility model and the course of work are described, help to understand the utility model.Enter the granular slip liquid that has the filter from slip inlet, be full of filter.Motor drives main axis rotation by transmission case, is fixed on the wheel rotation on the main shaft.Under impeller propelled, when slip is parallel to filter medium and flows, and filter on the filter medium surface.Filtrate filtered enters filter chamber, and flows out by filtrate (liquid.Under impeller propelled, along the slip that flows in the filter medium surface, wash and take away the filter cake on filter medium surface, filter cake can not stop on the filter medium surface.Therefore, in the overall process of filter work, the filter medium surface is in cleaner state all the time, can not result in blockage to filter medium, and filtration work can be carried out continuously.Because the utility model is in filter process, filter cake is in flow regime, so title the utility model is a dynamic filter.
The beneficial effects of the utility model: from above-mentioned operation principle as can be seen, the rotation of this dynamic filter impeller, and promoting slip, to be parallel to the filter medium surface current moving, makes slip drive filter cake and be in flow regime all the time; Flow direction was vertical mutually when the direction that slip flows was passed through filter medium with filtrate.Can not only filter out solid phase particles contained in the slip like this, and solid phase particles can not accumulate on the screen pack, filter cake (solid phase particles) is in flow regime all the time, and filter screen is not blocked.Filter process can carry out continuously, improves filter efficiency.Realized that continuous filtration, cleaning filter screen carry out simultaneously, having overcome traditional filter can only just can clean the way of filter screen when stopping to filter.
The utility model has been broken through in the filter technical field, filters the traditional method that hockets with cleaning.And, also obtained beyond thought beneficial effect.Slip filters through the filter medium surface under the promotion of impeller.Filtrate enters filter chamber, makes that the concentration of solid particles in the slip improves.Slip after concentration improves arrives next stage filter medium surface and filters, improves concentration of solid particles once more under impeller propelled.Through behind the multistage filtering, the concentration of solid particles in the slip progressively improves, and can reach the beyond thought effect of thickening at last.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the overall structure schematic diagram of dynamic filter of the present utility model.
Fig. 2 is the partial sectional view of the utility model dynamic filter, expression impeller (9), filter plate (10) assembling position schematic diagram.
Fig. 3 is the operation principle schematic diagram of dynamic filter.The direction of the arrow indication of the first half is the direction that slip flows; When expression is filtered, the route of pulp flow warp.The direction of the arrow indication of the latter half is the direction that filtrate is flowed out from filtrate (liquid (13).When expression was filtered, each filter plate (10) all had filtrate outflow.
Fig. 4 is the front view of filter plate of the present utility model (10).Position relation between expression filter plate (10) and filter medium (16), the filtrate (liquid (13).
Fig. 5 is the cutaway view of filter plate (10).Expression filter plate (10) and filter medium (16), filtrate (liquid (the position relation between 13.And the filter chamber that forms between the expression double medium filtration medium (16), filter chamber communicates with filtrate (liquid.
Fig. 6 is the upward view of Fig. 7.The hand of spiral of expression spiral fan (15).
Fig. 7 is the front view of impeller of the present utility model (9).There is spiral fan (15) the expression above and below.
Fig. 8 is the vertical view of Fig. 7.Expression is the hand of spiral of spiral fan (15) especially.
Among the figure, 1. support, 2. motor, 3. transmission case, 4. bearing block, 5. main shaft, 6. bearing, 7. slip inlet, 8. bolt, 9. impeller, 10. filter plate, 11. slag notches, 12. end cap A, 13. filtrate (liquids, 14. end cap B, 15. spiral fans, 16. filter mediums, 17. lacing wires.
The specific embodiment
Embodiment 1: in the accompanying drawings, support (1) is to be welded by shaped steel.Motor (2), transmission case (3), bearing block (4) are fixed by bolts on the support (1).Main shaft (5) and bearing (6) are fixed in the bearing block (4).10 impellers (9) and 9 groups of filter plates (10) are arranged between end cap A (12) and the end cap B (14).Nine filter chambers are arranged in filter like this, 18 grades of filter mediums (16) are arranged, form 18 grades of filtrations.Also has an end impeller (9) in addition in main shaft (5) end.Main shaft (5) passes filter plate (10) centre bore, and an impeller (10) is arranged in the middle of per two filter plates (10).Impeller (9) is fixed on the main shaft (5).With the stud pull bar nine filter plates (10) are fixed between end cap A (12) and the end cap B (14).Slip inlet (7) is arranged on the end cap B (14).There is slag notch (11) at end cap A (12) center.End cap B (14) is fixed by bolts on bearing block (4) housing.Between end cap B (14) and the main shaft (5) sealing is arranged, slip is not leaked.Impeller (9) is circular.Impeller (9) is fixed on the main shaft (5), and there is hole and the keyway that cooperates with main shaft (5) at impeller (9) center.Six spiral fans (15) (Fig. 6, Fig. 8) that are radial projection are respectively arranged on two planes of impeller (9).(9) spiral fans of impeller (15) are left-handed, and when impeller (9) rotated, the spiral fan of this face (15) promoted slip and flows to the edge.The another side spiral fan (15) of impeller (9) is dextrorotation, and during impeller (9) rotation, the spiral fan of this face (15) promotes slip to center flow.Filter plate (10) is circular (Fig. 4, Fig. 5).Filter plate (10) center is porose.Filter plate (10) is fixed with filter medium (16) on upper and lower two planes.Form filter chamber between two filter mediums (16).There is a filtrate (liquid (13) at each filter plate (10) edge, and filtrate (liquid (13) communicates with filter chamber.16 lacing wires (17) of supporting filter medium (16) are arranged in the filter chamber.Described filter medium (16) has various ways.As adopt the different filter screen of 2-6 layer eyelet, be welded on the filter plate (10).And for example adopt orifice plate and filter screen combination, and be welded on the filter plate (10).The filter medium of present embodiment (16) is that the 5 metafiltration nets that adopt eyelet to differ in size are formed.
Embodiment 2: basic identical with fact Example 1, difference is: between filter plate (10) and filter plate (10) sealing ring is arranged.
Embodiment 3: basic identical with embodiment 1, embodiment 2, for inner foreign material of washing and filtering device or replacement filter pulp, the cleaning solution inlet can be arranged at filter plate (10) edge.
Embodiment 4: substantially the same manner as Example 1, difference is: described filter medium (16) is made up of orifice plate and filter screen, and is welded on the filter plate (10).
Embodiment 5: substantially the same manner as Example 1, difference is: in upper and lower two faces of filter plate (10), be fixed with filter medium (16) above, be welded with metallic plate below, form filter chamber between filter medium (16) and metallic plate.
For improving the treating capacity of dynamic filter, the method that can take to increase the quantity of impeller (9), filter plate (10) group or increase its diameter enlarges filter medium (16) area, makes full use of the filter interior space.
Claims (7)
1, a kind of dynamic filter that filters solid phase particles in the fluid, by support (1), motor (2), transmission case (3), bearing block (4), main shaft (5), bearing (6) and filter are formed, transmission case (3), bearing block (4) is fixed on the support (1), main shaft (5) and bearing (6) are fixed in the bearing block (4), it is characterized in that: described filter has at least 1 group of filter plate and 1 impeller (9) to form by having between end cap A (12) and the end cap B (14), main shaft (5) passes filter plate (10) centre bore, by bolt (8) filter plate (10) is fixed between end cap A (12) and the end cap B (14), slip inlet (7) is arranged on the end cap B (14), slag notch (11) is arranged on the end cap A (12), end cap B (14) is fixed on bearing block (4) housing, described impeller (9) is circular, the spiral fan (15) that is radial projection is arranged on two planes of impeller (9), a spiral fan (15) is left-handed, another side spiral fan (15) is dextrorotation, impeller (9) is fixed on the main shaft (5), described filter plate (10) is circular, filter plate (10) center is porose, on the filter plate (10), be fixed with filter medium (16) on following two faces, form filter chamber between two filter mediums (16), there is filtrate (liquid (13) at filter plate (10) edge, filtrate (liquid (13) communicates with filter chamber, and the lacing wire (17) of supporting filter medium (16) is arranged in the filter chamber.
2, dynamic filter as claimed in claim 1 is characterized in that: there is the cleaning solution inlet at metal filter plate (10) edge.
3, as claim 1 or 2 described dynamic filters, it is characterized in that: described filter medium (16) is made up of orifice plate and filter screen, and is welded on the filter plate (10).
4, as claim 1 or 2 described dynamic filters, it is characterized in that: filter medium (16) is made up of the filter screen that 2-6 layer eyelet differs in size.
5, dynamic filter as claimed in claim 4 is characterized in that: filter medium (16) is made up of the filter screen that 5 layers of eyelet differ in size.
6, as claim 1 or 2 described dynamic filters, it is characterized in that: on the end face between two filter plates (10) sealing ring is arranged.
7, as claim 1 or 2 described dynamic filters, it is characterized in that: in upper and lower two faces of filter plate (10), a face is fixed with filter medium (16), and another face is welded with metallic plate, forms filter chamber between filter medium (16) and metallic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420085070 CN2721194Y (en) | 2004-08-04 | 2004-08-04 | Dynamic filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420085070 CN2721194Y (en) | 2004-08-04 | 2004-08-04 | Dynamic filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2721194Y true CN2721194Y (en) | 2005-08-31 |
Family
ID=35011571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420085070 Expired - Lifetime CN2721194Y (en) | 2004-08-04 | 2004-08-04 | Dynamic filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2721194Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829448A (en) * | 2010-05-05 | 2010-09-15 | 李松涛 | Rotary type ceramic water purifier |
| CN102107098A (en) * | 2010-06-21 | 2011-06-29 | 北京晶霖伟业分离装备技术有限公司 | Microporous filter cloth filtering machine |
| CN102350113A (en) * | 2011-07-21 | 2012-02-15 | 上海安赐机械设备有限公司 | Scraping disc type filter |
| CN110038332A (en) * | 2019-05-19 | 2019-07-23 | 贾新奎 | A kind of sewage disposal device |
| CN110124376A (en) * | 2019-05-19 | 2019-08-16 | 贾新奎 | A kind of sewage filtration equipment |
| CN114470927A (en) * | 2022-02-23 | 2022-05-13 | 北京首创环境科技有限公司 | Ring-sheet type self-cleaning filter and using method |
-
2004
- 2004-08-04 CN CN 200420085070 patent/CN2721194Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829448A (en) * | 2010-05-05 | 2010-09-15 | 李松涛 | Rotary type ceramic water purifier |
| CN101829448B (en) * | 2010-05-05 | 2012-07-25 | 李松涛 | Rotary type ceramic water purifier |
| CN102107098A (en) * | 2010-06-21 | 2011-06-29 | 北京晶霖伟业分离装备技术有限公司 | Microporous filter cloth filtering machine |
| CN102350113A (en) * | 2011-07-21 | 2012-02-15 | 上海安赐机械设备有限公司 | Scraping disc type filter |
| CN110038332A (en) * | 2019-05-19 | 2019-07-23 | 贾新奎 | A kind of sewage disposal device |
| CN110124376A (en) * | 2019-05-19 | 2019-08-16 | 贾新奎 | A kind of sewage filtration equipment |
| CN110124376B (en) * | 2019-05-19 | 2021-12-31 | 内江瑞丰环保科技有限公司 | Sewage filtering equipment |
| CN114470927A (en) * | 2022-02-23 | 2022-05-13 | 北京首创环境科技有限公司 | Ring-sheet type self-cleaning filter and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140804 Granted publication date: 20050831 |