CN110652762A - Water energy automatic flushing and filtering device - Google Patents
Water energy automatic flushing and filtering device Download PDFInfo
- Publication number
- CN110652762A CN110652762A CN201811654780.6A CN201811654780A CN110652762A CN 110652762 A CN110652762 A CN 110652762A CN 201811654780 A CN201811654780 A CN 201811654780A CN 110652762 A CN110652762 A CN 110652762A
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- China
- Prior art keywords
- water
- filter layer
- automatic flushing
- energy automatic
- rails
- Prior art date
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 139
- 238000001914 filtration Methods 0.000 title claims abstract description 28
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 21
- 230000007306 turnover Effects 0.000 claims description 25
- 238000005406 washing Methods 0.000 claims description 4
- 239000010865 sewage Substances 0.000 description 12
- 230000005484 gravity Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
A water energy automatic flushing and filtering device. The water inlet is arranged above the water receiving surface of the turning groove, the filtering layer wraps the turning groove to form a clean water area, the water outlet pipe is connected with the clean water area, the turning groove connecting shaft is connected with the frame at two ends of the shaft, and the turning groove can rotate.
Description
Technical Field
The invention relates to an automatic flushing and filtering device.
Background
One drawback of the pool filter assembly (patent No. 201210290279.2) is that the incoming water must be clean water, which limits the scope of use of the technique.
Disclosure of Invention
The invention aims to provide a water energy automatic flushing and filtering device.
The invention adopts the technical scheme that a water inlet is arranged above a water receiving surface of a turning groove, a filter layer wraps the turning groove to form a clean water area, a water outlet pipe is connected with the clean water area, a turning groove connecting shaft is connected with a frame at two ends of the shaft, and the turning groove can rotate.
Furthermore, the technical scheme is that two sides of the filter layer are connected with a frame.
Furthermore, the technical scheme is that the frame is provided with rails, two sides of the filtering layer are connected with the rails, and the filtering layer can move along the rails.
Furthermore, the technical scheme is that connecting rails are bent at two sides of the filter layer.
Furthermore, the technical scheme is that connecting shafts are bent at two sides of the filter layer, and a water outlet pipe is connected with the shafts.
Furthermore, the technical scheme is that the turning groove is provided with a rail, two sides of the filtering layer are bent and connected with the rail, the filtering layer can move along the rail, and the water outlet pipe is connected with the shaft.
Furthermore, the technical scheme is that the filter layer wraps the water receiving surface of the turning groove to form a water purifying area, and the water outlet pipe is connected with the water purifying area of the turning groove.
Furthermore, the above technical scheme is that the water outlet pipe is connected with the shaft, and the shaft is connected with the water purification area of the turning groove.
Furthermore, the technical scheme is that two ends of the plate are connected with the left side, the bottom side and the right side of the rack to form the water tank.
Furthermore, the technical scheme is that a floating ball is arranged in the water tank, a switch is arranged on the water inlet pipe, one end of the rod is connected with the switch, and the other end of the rod is connected with the floating ball.
The invention has the beneficial effect that the filtering layer can be automatically washed by utilizing water energy. Large washing area, short time, high efficiency and no need of replacing the filter layer for a long time. The invention automatically washes the filter layer by blocking sundries in the filter layer and fully turning the tank, thereby saving water. The invention can move the filter layer while washing the filter layer, which increases the area of the filter layer and the filtering effect. The invention can be connected in series, each filter layer uses different filter layers to filter different substances, and the filtering effect is improved. The invention can be applied to water source filtration in rural broad areas because of no electricity. The filtered water in rivers and mountain springs turns yellow due to rain. The invention can be applied to the secondary water supply filtration in cities, and reduces the cost for manually cleaning the water tank. The invention can filter the pollution of drinking water caused by the water supply pipe. The invention can be placed in rivers, filter the river water and collect the dirt and debris, so that the river water becomes clear. The invention can be arranged in a sand well of a sewage draining canal to filter and collect impurities. The invention can be applied to sewage filtration and water recycling of enterprises and restaurants. The invention can be applied to the water collecting tank of the sedimentation tank of a water plant or a sewage plant to collect clean water more efficiently. The invention can be applied to filtration of sewage of residents, collection of impurities and filtration of sewage.
Drawings
FIG. 1 is a schematic front view of a filter layer wrapping overturning groove;
FIG. 2 is a schematic partial left view of FIG. 1;
FIG. 3 is an enlarged partial schematic view of FIG. 2;
FIG. 4 is a schematic front view of the flushing filter of FIG. 1;
FIG. 5 is a partial front view of the gantry mounting rail;
FIG. 6 is an enlarged partial schematic view of FIG. 5;
FIG. 7 is a schematic side-view of a filter layer in a curved front view;
FIG. 8 is a schematic view of a portion of FIG. 7 in an enlarged scale;
FIG. 9 is a schematic front view of the filter layer side-bent coupling shaft;
FIG. 10 is a schematic partial left view of FIG. 9;
FIG. 11 is an enlarged partial schematic view of FIG. 10;
FIG. 12 is a schematic front view of the flushing filter of FIG. 9;
FIG. 13 is a schematic front view of the flushing filter of FIG. 14;
FIG. 14 is a schematic front view of a rail on a filter layer edge bending coupling turn-up groove;
FIG. 15 is a schematic partial left view of FIG. 14;
fig. 16 is a schematic view of the partial amplification of fig. 15;
FIG. 17 is a schematic front view of a water receiving surface of a filter layer wrapped inverted trough;
FIG. 18 is a schematic partial left view of FIG. 17;
FIG. 19 is a schematic front view of FIG. 17, full with water;
FIG. 20 is a schematic front view of the flushing filter of FIG. 19;
FIG. 21 is a schematic view of the upper position of the outlet pipe;
FIG. 22 is a schematic view of the highest position of the water outlet pipe;
FIG. 23 is a schematic front view of a water outlet pipe coupling shaft;
FIG. 24 is a schematic partial left view of FIG. 23;
FIG. 25 is a schematic front view of the flushing filter of FIG. 23;
FIG. 26 is a schematic front view of a plurality of self-flushing filter assemblies coupled;
FIG. 27 is a schematic front view of a water tank formed by connecting the two ends of a plate to the sides of a frame;
FIG. 28 is a schematic front view of another water tank having two ends connected to the sides of the frame;
FIG. 29 is a schematic front view of the tank valve opening;
FIG. 30 is a schematic front view of the tank valve closed.
Detailed Description
The invention is further described below with reference to the drawings and examples;
example 1: as shown in fig. 1, 2, 3 and 4, the water inlet pipe (13) is connected with the water inlet (3), the water inlet (3) is arranged above the water receiving surface (5) of the turnover groove (1), the filter layer (2) wraps the turnover groove (1) to form a clean water area (10), the water outlet pipe (4) is connected with the clean water area (10), the turnover groove (1) is connected with the shaft (9), two ends of the shaft (9) are connected with the rack (6), and the turnover groove (1) can rotate. Two sides of the filtering layer (2) are connected with a frame (6). The turning groove (1) is connected with a balance bar (15). The overturning groove (1) and the balancing rod (15) are the prior art. The dotted line inside the clean water zone (10) is clean water (16), and the dotted line outside the clean water zone (10) is sewage (17).
For the convenience of understanding, the left side of the shaft (9) of the overturning groove (1) is filled with water in a larger area than the right side, and the balance rod (15) is heavier than water. The gravity force arm (18) of the balance bar (15) shown in fig. 1 is shorter than the gravity force arm (18) shown in fig. 4, as shown in fig. 4, when the turnover groove (1) is empty, the gravity moment of the balance bar (15) is large, the right side of the turnover groove (1) is heavier than the left side, the turnover groove (1) rotates clockwise, and the gravity moment of the balance bar (15) is gradually reduced. As shown in figure 1, the weight of the right side of the turnover groove (1) is equal to that of the left side, and the turnover groove (1) stays. The sewage flows to the filter layer (2) from the water inlet (3), is filtered by the filter layer (2) and then flows into the water receiving surface (5), and when the turning groove (1) is full of water, the left side of the turning groove (1) is heavier than the right side. As shown in figure 4, the overturning groove (1) rotates anticlockwise, clean water is discharged to wash the filtering layer (2), and impurities in the filtering layer (2) are discharged in the direction of an arrow. After the clean water in the overturning groove (1) is emptied, the overturning groove (1) is restored to the state shown in the figure 1 due to the gravity of the balance rod (15). One part of the clean water washes the filter layer (2), the other part of the clean water flows into the clean water area (10), the sewage (17) below the filter layer (2) can also flow into the clean water area (10) to become the clean water (19), and the clean water (19) flows out through the water outlet pipe (4).
Example 2: as shown in fig. 5 and 6, the frame (6) is provided with rails (7), the two sides of the filter layer (2) are connected with the rails (7), and the filter layer (2) can move along the rails (7). The rest is the same as in example 1.
Example 3: as shown in fig. 7 and 8, the edge of the filter layer (2) is bent to form the coupling rail (7). The rest is the same as in example 2.
Example 4: as shown in fig. 9, 10, 11 and 12, two sides of the filter layer (2) are bent to connect the shaft (9), and the water outlet pipe (4) is connected with the shaft (9). The rest is the same as in example 1. The lower section of the frame (6) is connected with a shaft (9), and the upper section of the frame (6) is suspended. The rest is the same as the embodiment 1, the water outlet pipe (4) is in a three-fork shape in the clean water area (10), the transverse section is arranged in the shaft (9), the shaft (9) is provided with an opening, and the vertical section of the water outlet pipe (4) can pass through the opening without influencing the rotation of the turnover groove (1). The clean water level is higher than the water outlet pipe (4), and the clean water naturally flows out. Or a water pump can be arranged at the tail end of the water outlet pipe (4). The connection of the shaft (9) and the water outlet pipe (4) and the water pump are the prior art.
Example 5: as shown in figures 13, 14, 15 and 19, the turning groove (1) is provided with rails (7), two sides of the filter layer (2) are bent to connect the rails (7), and the water outlet pipe (4) is connected with a shaft (9). The upper section of the frame (6) is connected with a shaft (9), and the lower section of the frame (6) is fixed. The rear section of the water outlet pipe (4) can be separated, and the separation of the rear section of the water outlet pipe (4) is the prior art. The rest is the same as in example 4.
Example 6: as shown in fig. 17, 18, 16, 20, 21 and 22, the water inlet pipe (13) is connected with the water inlet (3), the water inlet (3) is arranged above the water receiving surface (5) of the turnover groove (1), the filter layer (2) wraps the water receiving surface (5) of the turnover groove (1) to form a clean water area (10), the water outlet pipe (4) is connected with the clean water area (10), the turnover groove (1) is connected with the shaft (9), two ends of the shaft (9) are connected with the rack (6), and the turnover groove (1) can rotate. The rest is the same as in example 1.
For convenience of understanding and representation, when the filter layer (2) is rich in impurities to block the filter layer (2) as shown in fig. 19, sewage (17) above the filter layer (2) rises, the left side of the overturning groove (1) is heavier than the right side, the overturning groove (1) rotates as shown in fig. 20, clean water is discharged and washes the filter layer (2), and impurities in the filter layer (2) are discharged in the arrow direction. After the clean water is emptied, the overturning groove (1) is restored to the state shown in the figure 17 due to the gravity of the balance rod (15). The turning of the turnover groove (1) can refer to the embodiment 1. As shown in fig. 21 and 22, the higher the positions of the water outlet pipe (4) and the filter layer (2) in the overturning tank (1), the more clean water in the overturning tank (1) is, and even if the filter layer (2) is not blocked, the filtering layer (2) can be rotated and washed when the overturning tank (1) is full of water.
Example 7: as shown in fig. 23, 24 and 25, the water outlet pipe (4) is connected with the shaft (9), and the shaft (9) is connected with the clean water area (10) of the turnover groove (1). The rest is the same as in example 6.
Example 8: as shown in figure 26, a plurality of water energy automatic flushing filter devices are connected, and the upper water outlet pipe (4) is connected with the lower water inlet pipe (13). Different filtering layers (2) of the automatic washing and filtering device can be used for filtering different impurities. The rest is the same as in example 7.
Example 9: as shown in fig. 27, the filter layer (2) wraps the water receiving surface (5) of the turnover groove (1), and the two sides of the plate (8) are connected with the left side, the bottom side and the right side of the frame (6) to form the water tank. Clean water (16) flows into the water tank through a water outlet pipe (4) of the turnover groove (1), and the clean water (16) of the water tank flows out through the water outlet pipe (4). The rest is the same as in example 6.
Example 10: as shown in figure 28, the filter layer (2) wraps the turning groove (1), and the two sides of the plate (8) are connected with the left side, the bottom side and the right side of the frame (6) to form the water tank. A part of sewage (17) is filtered by the filter layer (2) and flows into the clean water area (10) to be stored in the water tank. The other part of the sewage (17) flows into the water tank through the surface of the filter layer (2), flows into the clean water area (10) through the filtration of the lower part of the filter layer (2) and flows out through the water outlet pipe (4). The rest is the same as in example 1.
Example 11: as shown in fig. 29 and 30, the filter layer (2) is completely wrapped in the turning groove (1), and two ends of the plate (8) are connected with the left edge, the bottom edge and the right edge of the frame (6) to form the water tank. A floating ball (11) is arranged in the water tank, a valve (12) is arranged in the water inlet pipe (13), one end of a rod (14) is connected with the valve (12), and the other end of the rod (14) is connected with the floating ball (11). When the water level of the water tank (6) is low as shown in fig. 29, the valve (12) is opened, and the sewage flows into the turn-over tank (1) through the filter layer (2) according to the arrow. When the tank level is high as shown in fig. 30, the valve (12) is closed. The rest is the same as in example 10.
Example 12: the filter layer (2) wraps the water receiving surface (5) of the turning groove (1), and the two ends of the plate (8) are connected with the left edge, the bottom edge and the right edge of the frame (6) to form the water tank. A floating ball (11) is arranged in the water tank, a valve (12) is arranged in the water inlet pipe (13), one end of a rod (14) is connected with the valve (12), and the other end of the rod (14) is connected with the floating ball (11). The rest is the same as in example 9.
Claims (10)
1. The utility model provides a hydroenergy is from washing filter equipment, its characterized in that water inlet (3) are in the water receiving face (5) top of turn-over groove (1), and filter bed (2) parcel turn-over groove (1) constitutes clean water district (10), and clean water district (10) is connected in outlet pipe (4), turn-over groove (1) connecting axle (9), and frame (6) are linked at axle (9) both ends, and turn-over groove (1) is rotatable.
2. A water-energy automatic flushing filter device according to claim 1, characterized in that the two sides of the filter layer (2) are connected with the frame (6).
3. Water-energy automatic flushing filter device according to claim 2, characterized in that the frame (6) is provided with rails (7), the two sides of the filter layer (2) are connected with the rails (7), and the filter layer (2) can move along the rails (7).
4. A water-energy automatic flushing filter device according to claim 3, characterized in that the filter layer (2) is curved with connecting rails (7) on both sides.
5. A water-energy automatic flushing filter device according to claim 1, characterized in that the two sides of the filter layer (2) are bent and connected with a shaft (9), and the water outlet pipe (4) is connected with the shaft (9).
6. Water energy automatic flushing filter device according to claim 1, characterized in that the turning groove (1) is provided with rails (7), the two sides of the filter layer (2) are bent to connect the rails (7), the filter layer (2) can move along the rails (7), and the water outlet pipe (4) is connected with the shaft (9).
7. Water-energy automatic flushing filter device according to claim 1, characterized in that the filter layer (2) wraps the water receiving surface (5) of the turnover tank (1).
8. Water-energy automatic flushing filter device according to claim 7, characterized in that the water outlet pipe (4) is connected with a shaft (9), and the shaft (9) is connected with the clean water area (10) of the turnover tank (1).
9. The device capable of automatically flushing and filtering water according to claim 1, characterized in that the two ends of the plate (8) are connected with the left edge, the bottom edge and the right edge of the frame (6) to form a water tank.
10. A water-energy automatic flushing and filtering device according to claim 9, characterized in that a floating ball (11) is arranged in the water tank, a valve (12) is arranged in the water inlet pipe (13), one end of the rod (14) is connected with the valve (12), and the other end of the rod (14) is connected with the floating ball (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811654780.6A CN110652762A (en) | 2018-12-27 | 2018-12-27 | Water energy automatic flushing and filtering device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811654780.6A CN110652762A (en) | 2018-12-27 | 2018-12-27 | Water energy automatic flushing and filtering device |
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CN110652762A true CN110652762A (en) | 2020-01-07 |
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CN201811654780.6A Pending CN110652762A (en) | 2018-12-27 | 2018-12-27 | Water energy automatic flushing and filtering device |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0068449A1 (en) * | 1981-07-01 | 1983-01-05 | Nill, Werner | Device for clearing a sieve or a screen |
CN102671458A (en) * | 2011-03-07 | 2012-09-19 | 李建平 | Filtering apparatus for water-collecting groove |
CN102886159A (en) * | 2012-10-30 | 2013-01-23 | 江苏通用环保集团有限公司 | Automatically-dumping type washing water bucket |
CN102921210A (en) * | 2012-11-12 | 2013-02-13 | 中国水产科学研究院渔业机械仪器研究所 | Unpowered automatic back-flushing screening device for culture water treatment |
CN203253248U (en) * | 2012-08-23 | 2013-10-30 | 李炜 | Water tank filtration apparatus |
CN204456345U (en) * | 2015-01-20 | 2015-07-08 | 张红军 | A kind of use in toilet water-saving cistern and Control Component thereof |
CN108434858A (en) * | 2018-05-23 | 2018-08-24 | 新疆农业大学 | Self-cleaning net cylinder formula continuous filter |
CN209828367U (en) * | 2018-12-27 | 2019-12-24 | 李建平 | Water energy automatic flushing and filtering device |
-
2018
- 2018-12-27 CN CN201811654780.6A patent/CN110652762A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0068449A1 (en) * | 1981-07-01 | 1983-01-05 | Nill, Werner | Device for clearing a sieve or a screen |
CN102671458A (en) * | 2011-03-07 | 2012-09-19 | 李建平 | Filtering apparatus for water-collecting groove |
CN203253248U (en) * | 2012-08-23 | 2013-10-30 | 李炜 | Water tank filtration apparatus |
CN102886159A (en) * | 2012-10-30 | 2013-01-23 | 江苏通用环保集团有限公司 | Automatically-dumping type washing water bucket |
CN102921210A (en) * | 2012-11-12 | 2013-02-13 | 中国水产科学研究院渔业机械仪器研究所 | Unpowered automatic back-flushing screening device for culture water treatment |
CN204456345U (en) * | 2015-01-20 | 2015-07-08 | 张红军 | A kind of use in toilet water-saving cistern and Control Component thereof |
CN108434858A (en) * | 2018-05-23 | 2018-08-24 | 新疆农业大学 | Self-cleaning net cylinder formula continuous filter |
CN209828367U (en) * | 2018-12-27 | 2019-12-24 | 李建平 | Water energy automatic flushing and filtering device |
Non-Patent Citations (2)
Title |
---|
苏友福: "《化工原理》", 31 July 1998, 上海科学技术文献出版社, pages: 64 - 65 * |
饶勃: "《实用水暖管道工手册》", 31 August 1998, 上海交通大学出版社, pages: 260 - 261 * |
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