CN220257322U - Prefilter with double filtering function - Google Patents
Prefilter with double filtering function Download PDFInfo
- Publication number
- CN220257322U CN220257322U CN202321595911.4U CN202321595911U CN220257322U CN 220257322 U CN220257322 U CN 220257322U CN 202321595911 U CN202321595911 U CN 202321595911U CN 220257322 U CN220257322 U CN 220257322U
- Authority
- CN
- China
- Prior art keywords
- filter
- filter screen
- screen cylinder
- prefilter
- cleaning brush
- Prior art date
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- 238000011045 prefiltration Methods 0.000 title claims abstract description 44
- 238000001914 filtration Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 30
- 238000011010 flushing procedure Methods 0.000 claims description 12
- 230000009977 dual effect Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 5
- 230000001680 brushing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model provides a prefilter with double filtering functions, which relates to the prefilter field, and comprises: the filter comprises a front-end filter shell and a filter screen cylinder, wherein the filter screen cylinder is arranged on the inner side of the front-end filter shell, a high-precision filter plate is connected with the filter screen cylinder through a plug-in groove, a turbine rotating device is fixed on the outer side of the filter screen cylinder through a net surface, a cleaning brush plate is connected with the turbine rotating device through turbine blades, the side surface of the cleaning brush plate is contacted with the net surface of the filter screen cylinder through brush hair, and a rotating column is welded at the lower end of the cleaning brush plate. The utility model solves the problems that impurities attached to the outer side screen surface of the primary filter screen affect the water flow velocity and are not easy to discharge in the prior art.
Description
Technical Field
The utility model relates to the field of prefilters, in particular to a prefilter with a double-filtering function.
Background
The front-end water purifier is a part in the water purifier, is generally arranged at the front end of a pipeline, can effectively filter sediment, rust, bacteria, colloid, macromolecular organic matters and other harmful substances in water, retains minerals and microelements beneficial to human bodies, and has the quality of purified water reaching national standard of life drinking water, and the problem that the water flow rate is influenced and the water is not easy to discharge by impurities attached to the outer side of a primary filter screen in the prior art is described in the specification by arranging the filter screen 31 and the filter container 2 in the filter shell 1 so that the water entering the raw water cavity 4 sequentially passes through the primary filter chamber 5 and the secondary filter chamber 21.
Disclosure of Invention
In order to overcome the defects existing in the prior art, the pre-filter with the double filtering function is provided, so that the problems that impurities attached to the outer side of a first-stage filter screen affect the flow rate of water and are not easy to discharge in the prior art are solved.
To achieve the above object, there is provided a prefilter having a double filtration function, comprising: a pre-filter shell and a filter screen cylinder, wherein the filter screen cylinder is arranged on the inner side of the pre-filter shell,
the filter screen cylinder is connected with a high-precision filter plate through an inserting groove, a turbine rotating device is fixed on the outer side of the filter screen cylinder, the turbine rotating device is connected with a cleaning brush plate through turbine blades, the side face of the cleaning brush plate is contacted with the filter screen cylinder through bristles, and a rotating column is welded at the lower end of the cleaning brush plate.
Further, two groups of pipeline joints are arranged on the left side and the right side of the upper end of the pre-filter shell; and the two groups of pipeline joints are respectively connected with the water inlet pipe and the water outlet pipe.
Further, the lower end of the pre-filter shell is provided with a flushing port; and the upper end of the flushing port is distributed with a filter screen cylinder, and a drain valve is arranged on the inner side of the flushing port.
Furthermore, the inner side wall of the filter screen cylinder is provided with a plug-in groove, and a high-precision filter plate is inserted and clamped in the plug-in groove; and the high-precision filter plate is made of stainless steel.
Furthermore, the inner side of the turbine rotating device is movably connected with turbine blades through a connecting ring, and three groups of turbine blades are welded on the outer side surface of the connecting ring.
Furthermore, the lower ends of the turbine blades are inserted with cleaning brush plates through mounting groove blocks, and the cleaning brush plates are connected with the bottom end of the filter screen cylinder through rotating columns.
Further, the filter screen cylinder and the high-precision filter plate form a double-filter structure of the front filter, and the cleaning brush plate is in an L-shaped rotary fit at the outer side screen surface of the filter screen cylinder.
The pre-filter with the double filtering function has the beneficial effects that the pre-filter with the double filtering function realizes the double filtering function of the pre-filter by utilizing the filter screen cylinder and the high-precision filter plate, the filtering effect of the pre-filter is effectively improved by carrying out internal and external double filtering on water quality, the turbine rotating device is driven to rotate by flushing water flow, the cleaning brush plate is driven to rotationally brush out impurities attached to the filter screen cylinder, the filter screen holes are prevented from being blocked, the normal circulation rate of the water quality is ensured, and more impurities filtered by the outer layer are conveniently and conveniently discharged.
Drawings
Fig. 1 is a schematic front view of a prefilter with dual filtering function according to an embodiment of the present utility model.
Fig. 2 is a schematic diagram of a cross-sectional front view connection structure of a filter screen cylinder and a cleaning brush plate according to an embodiment of the present utility model.
Fig. 3 is a schematic top sectional view of a filter screen cylinder and a cleaning brush plate according to an embodiment of the present utility model.
Fig. 4 is a schematic cross-sectional front view of a turbine rotating device according to an embodiment of the present utility model.
In the figure: 1. a pre-filter housing; 11. a pipe joint; 12. a flushing port; 13. a blow-down valve; 2. a filter screen cylinder; 21. a plug-in groove; 22. a high-precision filter plate; 3. a turbine rotation device; 31. a turbine blade; 32. a linking ring; 33. installing a groove block; 4. cleaning a brush plate; 41. brushing; 42. and rotating the column.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.
Referring to fig. 1 to 4, the present utility model provides a prefilter having a dual filtering function, comprising: a pre-filter shell 1 and a filter screen cylinder 2, wherein the filter screen cylinder 2 is arranged on the inner side of the pre-filter shell 1,
the filter screen cylinder 2 is connected with a high-precision filter plate 22 through the inserting groove 21, a turbine rotating device 3 is fixed on the outer side of the filter screen cylinder 2, the turbine rotating device 3 is connected with a cleaning brush plate 4 through a turbine blade 31, the side surface of the cleaning brush plate 4 is contacted with the screen surface of the filter screen cylinder 2 through bristles 41, and a rotating column 42 is welded at the lower end of the cleaning brush plate 4.
Working principle: the water flow enters the inner side of the pre-filter shell 1 and flows in from the turbine blades 31 of the turbine rotating device 3, so that the turbine blades 31 are pushed to rotate, the cleaning brush plate 4 is driven to brush around the net surface of the filter screen cylinder 2, the net surface is prevented from being blocked by impurities, and the water entering the inner side of the filter screen cylinder 2 is further filtered by the high-precision filter plate 22 and then discharged into the pre-filter.
In the embodiment, two groups of pipeline joints 11 are arranged on the left side and the right side of the upper end of the pre-filter shell 1; and two groups of pipeline joints 11 are respectively connected with the water inlet pipe and the water outlet pipe.
As a preferred embodiment, the pre-filter shell 1 is connected with a water pipe, so that the water quality in the water pipe is discharged after double filtration of the pre-filter, and the domestic water is further purified and filtered.
In the embodiment, the lower end of the pre-filter housing 1 is provided with a flushing port 12; and the upper end of the flushing port 12 is distributed with a filter screen cylinder 2, and a drain valve 13 is arranged at the inner side of the flushing port 12.
As a preferred embodiment, the drain valve 13 is opened to discharge the impurities filtered by the filter screen drum 2 through the flushing port 12, so that the impurities filtered by the pre-filter can be cleaned conveniently and quickly.
In the embodiment, the inner side wall of the filter screen cylinder 2 is provided with a plug-in groove 21, and a high-precision filter plate 22 is inserted and clamped in the plug-in groove 21; and the high-precision filter plate 22 is made of stainless steel.
As a preferred embodiment, the filter screen cylinder 2 carries out primary filtration on water quality, and the high-precision filter plate 22 carries out secondary filtration on water quality, so that the filtering effect of the pre-filter is effectively improved. The high-precision filter plate 22 is inserted into the inserting groove 21 firstly, and then rotated for a certain angle to carry out clamping limit.
In this embodiment, the inner side of the turbine rotating device 3 is movably connected with turbine blades 31 through a joint ring 32, and three groups of turbine blades 31 are welded on the outer side surface of the joint ring 32.
As a preferred embodiment, the water flow is impacted and pushed by the turbine blades 31 on the inner side of the turbine rotating device 3 to rotate, so that the cleaning brush plate 4 is driven to rotate.
In the embodiment, the lower ends of the turbine blades 31 are inserted with a cleaning brush plate 4 through a mounting groove block 33, and the cleaning brush plate 4 is connected with the bottom end of the filter screen cylinder 2 through a rotating column 42.
As a preferred embodiment, the lower ends of a group of turbine blades 31 are connected with the cleaning brush plate 4, so that the water flow drives the turbine blades 31 to rotate and drives the cleaning brush plate 4 to perform rotary brushing.
In the present embodiment, the filter screen cylinder 2 and the high-precision filter plate 22 form a double filter structure of the prefilter, and the cleaning brush plate 4 is attached to the outer screen surface of the filter screen cylinder 2 in an L-shaped rotation manner.
As a preferred implementation mode, the double filtering structure of the pre-filter is used for carrying out internal and external double filtering on water quality, and the filtering effect of the pre-filter is effectively improved. The L-shaped cleaning brush plate 4 is convenient for brushing off impurities attached to the screen surface of the filter screen cylinder 2.
The pre-filter with the double filtering function can effectively solve the problems that impurities attached to the outer side screen surface of the first-stage filter screen affect the flow rate of water and are not easy to discharge in the prior art, prevent filter meshes from being blocked, ensure the normal circulation rate of water quality, facilitate the convenient discharge of more impurities filtered by the outer layer, effectively improve the filtering effect of the pre-filter, and is suitable for the pre-filter with the double filtering function.
Claims (7)
1. A pre-filter with dual filtration function comprising: leading filter shell (1) and filter screen section of thick bamboo (2), its characterized in that are installed to leading filter shell (1) inboard:
the filter screen cylinder (2) is connected with a high-precision filter plate (22) through an inserting groove (21), a turbine rotating device (3) is fixed on the outer side of the filter screen cylinder (2), the turbine rotating device (3) is connected with a cleaning brush plate (4) through a turbine blade (31), the side face of the cleaning brush plate (4) is contacted with the filter screen cylinder (2) through bristles (41), and a rotating column (42) is welded at the lower end of the cleaning brush plate (4).
2. The prefilter with double filtration function according to claim 1, characterized in that two sets of pipe joints (11) are arranged on the left and right sides of the upper end of the prefilter housing (1); and the two groups of pipeline joints (11) are respectively connected with the water inlet pipe and the water outlet pipe.
3. The prefilter with dual filtration function according to claim 1, characterized in that the prefilter housing (1) is provided at its lower end with a flushing port (12); and the upper end of the flushing port (12) is distributed with a filter screen cylinder (2), and a drain valve (13) is arranged at the inner side of the flushing port (12).
4. The prefilter with double filtration function according to claim 1, characterized in that the inner side wall of the filter screen cylinder (2) is provided with a plug-in groove (21), and a high-precision filter plate (22) is inserted and clamped in the plug-in groove (21); and the high-precision filter plate (22) is made of stainless steel.
5. The prefilter with double filtration function according to claim 1, wherein the turbine rotating device (3) is movably connected with turbine blades (31) through a joint ring (32), and three groups of turbine blades (31) are welded on the outer side surface of the joint ring (32).
6. The prefilter with double filtration function according to claim 1, wherein the lower end of the turbine blade (31) is inserted with a cleaning brush plate (4) through a mounting groove block (33), and the cleaning brush plate (4) is connected with the bottom end of the filter screen cylinder (2) through a rotating column (42).
7. The prefilter with double filtration function according to claim 1, wherein the filter screen cylinder (2) and the high-precision filter plate (22) form a double filtration structure of the prefilter, and the cleaning brush plate (4) is rotationally attached to the outer side screen surface of the filter screen cylinder (2) in an L shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321595911.4U CN220257322U (en) | 2023-06-20 | 2023-06-20 | Prefilter with double filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321595911.4U CN220257322U (en) | 2023-06-20 | 2023-06-20 | Prefilter with double filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220257322U true CN220257322U (en) | 2023-12-29 |
Family
ID=89312342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321595911.4U Active CN220257322U (en) | 2023-06-20 | 2023-06-20 | Prefilter with double filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220257322U (en) |
-
2023
- 2023-06-20 CN CN202321595911.4U patent/CN220257322U/en active Active
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