CN211411186U - Filter screen type backflushing cleaning water filter - Google Patents
Filter screen type backflushing cleaning water filter Download PDFInfo
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- CN211411186U CN211411186U CN201922192534.XU CN201922192534U CN211411186U CN 211411186 U CN211411186 U CN 211411186U CN 201922192534 U CN201922192534 U CN 201922192534U CN 211411186 U CN211411186 U CN 211411186U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 238000004140 cleaning Methods 0.000 title claims abstract description 22
- 239000010865 sewage Substances 0.000 claims abstract description 95
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 41
- 238000011010 flushing procedure Methods 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 15
- 210000001503 joint Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A filter screen type backflushing cleaning water filter relates to the technical field of water filtering equipment and comprises a cylinder shell, wherein two ends of the cylinder shell are fixedly provided with blocking plates, a filter screen core is arranged in the cylinder shell, the lower part of the filter screen core is arranged in a conical shape to form a sewage collecting chamber, annular sealing plates are fixedly arranged between the upper end and the lower end of the cylinder filter screen core and the side wall of the cylinder shell, the annular sealing plates, the cylinder shell and the filter screen core are matched to form an overflowing cavity, a water outlet communicated with the overflowing cavity is arranged on the cylinder shell, a water inlet cavity is arranged in the cylinder shell below the filter screen core, and a water inlet communicated with the water inlet cavity is arranged on the cylinder shell; the filter screen core is provided with a backflushing blowdown mechanism, the backflushing blowdown mechanism comprises a blowdown cylinder, a blowdown hole is formed in the blowdown cylinder, a blowdown port is formed in the cylinder shell, and the lower end of the blowdown cylinder penetrates through the filter screen core and is communicated with the blowdown port through a blowdown pipe. The utility model discloses can be inside can be at the clean filter screen core of drainage in-process, it has reduced the maintenance cost, has clean effectual, can long-time advantage such as operation.
Description
Technical Field
The utility model relates to the technical field of water filtering equipment, in particular to a filter screen type backflushing cleaning water filter.
Background
In the industries of power stations, chemical industry, printing and dyeing, papermaking and the like, a large amount of water is needed, and enterprises generally directly extract water sources from rivers, lakes and seas in order to save production cost. Because various impurities exist in natural water, before water enters a water supply system pipeline, a fence or a filter screen is generally adopted to filter larger impurities, at the moment, various smaller impurities also remain in the water, and the small impurities are accumulated to a certain degree in the water supply system pipeline and are not cleared away, so that the pipeline is seriously blocked, and the water supply system is disabled. For solving this problem, can install the water purifier among the prior art on the water supply pipe, nevertheless the water purifier uses the back for a long time, also can gather impurity and then cause the net core to block up in the core of water purifier is strained, if impurity in the untimely clearance filter core can reduce the drainage efficiency of water purifier. And some industrial production needs continuous water supply, a water supply system cannot be closed in time to overhaul the water filter, and once the water filter is blocked, the production is seriously influenced.
Disclosure of Invention
The utility model aims to solve the technical problem that to the not enough of prior art, provide a simple structure reliable, operating duration long, can reduce the maintenance cost and can automatic discharge the clean water purifier of filter screen formula recoil of interior impurity of filter element.
The technical problem to be solved by the utility model is realized through the following technical scheme. The utility model relates to a clean water purifier of filter screen formula recoil, its characteristics are: the sewage filter comprises a cylindrical shell, wherein two ends of the cylindrical shell are fixedly provided with blocking plates, a filter screen core is arranged in the cylindrical shell, the middle upper part of the filter screen core is arranged in a cylindrical shape, the lower part of the filter screen core is arranged in a conical shape to form a sewage collecting chamber, the filter screen core and the cylindrical shell are coaxially arranged, an overflowing gap is arranged between the filter screen core and the cylindrical shell, the top of the filter screen core is connected with the blocking plates on the cylindrical shell, annular sealing plates are fixedly arranged between the upper end and the lower end of the cylindrical filter screen core and the side wall of the cylindrical shell, the annular sealing plates, the cylindrical shell and the filter screen core are matched to form an overflowing cavity, a water outlet communicated with the overflowing cavity is arranged on the cylindrical shell, a water inlet cavity is arranged in the cylindrical shell below the filter screen core, and;
the back-flushing sewage discharging mechanism comprises a sewage discharging cylinder, the sewage discharging cylinder and the filter screen core are arranged coaxially, a sewage discharging hole is formed in the sewage discharging cylinder positioned in the sewage collecting chamber, the bottom end of the sewage discharging hole and the bottom end of the sewage collecting chamber are arranged at the same height, a flushing hole matched with the sewage discharging hole is formed in the upper part of the sewage discharging cylinder, a sewage discharging port is formed in a cylinder shell positioned below the filter screen core, the lower end of the sewage discharging cylinder penetrates through the filter screen core and is communicated with the sewage discharging port through a sewage discharging pipe, the sewage discharging pipe and the sewage discharging cylinder are in rotary connection through a rotary joint, a driven shaft is coaxially arranged at the top of the sewage discharging cylinder, and the driven shaft penetrates through an upper plug plate of the cylinder shell and is connected with a matched driving;
the barrel shell is provided with a clean access hole communicated with the water inlet cavity.
The drain is used for meeting with the output line who takes the control valve, when needs blowdown, then opens the control valve, utilizes the water pressure difference to make and form rivers in the blow off pipe, and then collects dirty intracavity impurity and is smugglied secretly from output line discharge by rivers.
The filter screen type backflushing cleaning water filter of the utility model has the further preferable technical scheme or technical characteristics that: the diameter of the cylindrical filter screen core is 50% -80% of the inner diameter of the cylindrical shell.
The filter screen type backflushing cleaning water filter of the utility model has the further preferable technical scheme or technical characteristics that: the height of the cylindrical filter screen core accounts for 30% -60% of the height of the cylindrical shell.
The filter screen type backflushing cleaning water filter of the utility model has the further preferable technical scheme or technical characteristics that: the diameter of the sewage discharge cylinder is 5% -15% of the inner diameter of the cylinder shell.
The filter screen type backflushing cleaning water filter of the utility model has the further preferable technical scheme or technical characteristics that: the top end of the sewage discharge hole is arranged above the sewage collection chamber.
The filter screen type backflushing cleaning water filter of the utility model has the further preferable technical scheme or technical characteristics that: the water inlet and the water outlet are arranged in the same pipe diameter.
The filter screen type backflushing cleaning water filter of the utility model has the further preferable technical scheme or technical characteristics that: the aperture of the sewage discharge hole is 30-50% of the diameter of the sewage discharge cylinder.
The filter screen type backflushing cleaning water filter of the utility model has the further preferable technical scheme or technical characteristics that: the plurality of the flow flushing holes are arranged at intervals up and down.
Compared with the prior art, the utility model discloses following beneficial effect has:
when the water filter is used, the water filter is arranged on the water supply pipeline through the water inlet and the water outlet, water flows into the filter screen core after being filtered by the conical filter screen core, and then enters the water outlet from the overflowing cavity to be discharged after being filtered by the cylindrical filter screen core; when the impurities in the sewage collection cavity need to be discharged, an output pipeline butted with a sewage discharge port is opened, water is back-flushed into a sewage discharge cylinder to form water flow by utilizing the water pressure difference between the output pipeline and the cylinder shell, the impurities in the sewage collection cavity are sucked by a sewage discharge hole under the action of the water flow, the impurities are further flushed into the sewage discharge pipe by the water flow entering from the flushing hole, and a driving device is opened to drive the sewage discharge hole on the sewage discharge cylinder to rotate, so that the sewage discharge hole can clean the sewage collection cavity at 360 degrees; the utility model discloses a dirt discharging tube can in time clear up the impurity in the filter screen core, and can also increase rivers through the rush current hole and make the blowdown effect better with the suction that increases the blowdown hole, and it can accomplish the cleaning work to filter screen core inside at the in-process of drainage, has ensured the operation of this water purifier effectively, and has reduced the maintenance cost, has advantages such as simple structure is reliable, convenient to use, clean effectual, can long-time operation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the structure of the waste bin;
in the figure, 1 is a cylinder shell, 2 closure plates, 3 filter screen cores, 4 annular closure plates, 5 water outlets, 6 water inlets, 7 sewage discharge cylinders, 8 sewage discharge holes, 9 flushing holes, 10 sewage discharge ports, 11 sewage discharge pipes, 12 rotary joints, 13 driven shafts, 14 driving devices and 15 cleaning maintenance holes.
Detailed Description
The following further describes embodiments of the present invention in order to facilitate further understanding of the present invention by those skilled in the art, and does not constitute a limitation to the right thereof.
A filter screen type backflushing cleaning water filter, referring to fig. 1 and 2, comprises a cylinder shell 1, wherein two ends of the cylinder shell 1 are fixedly provided with blocking plates 2, a filter screen core 3 is arranged in the cylinder shell 1, the middle upper part of the filter screen core 3 is arranged in a cylinder shape, the lower part of the filter screen core 3 is arranged in a cone shape to form a sewage collecting chamber, the filter screen core 3 and the cylinder shell 1 are coaxially arranged, an overflowing gap is arranged between the filter screen core 3 and the cylinder shell 1, the top of the filter screen core 3 is connected with the blocking plates 2 on the cylinder shell 1, annular sealing plates 4 are fixedly arranged between the upper end and the lower end of the cylinder filter screen core 3 and the side wall of the cylinder shell 1, the annular sealing plates 4, the cylinder shell 1 and the filter screen core 3 are matched to form an overflowing cavity, a water outlet 5 communicated with the overflowing cavity is arranged on the cylinder shell 1, a water inlet cavity is arranged in the cylinder shell 1 below the filter screen core; the blocking plate 2 is a flange cover. The conical filter screen core 3 is formed by connecting 6 filter screen plates.
Referring to fig. 3, a backflushing sewage discharging mechanism is arranged in the filter screen core 3, the backflushing sewage discharging mechanism comprises a sewage discharging cylinder 7, the sewage discharging cylinder 7 and the filter screen core 3 are arranged coaxially, a sewage discharge hole 8 is arranged on a sewage discharge cylinder 7 positioned in the sewage collection chamber, the bottom end of the sewage discharge hole 8 is arranged at the same height as the bottom end of the sewage collection chamber, the upper part of the sewage discharge barrel 7 is provided with a flushing hole 9 matched with the sewage discharge hole 8, the barrel shell 1 positioned below the filter screen core 3 is provided with a sewage discharge outlet 10, the lower end of the sewage discharge barrel 7 passes through the filter screen core 3 and is communicated with the sewage discharge outlet 10 through a sewage discharge pipe 11, the sewage discharge pipe 11 and the sewage discharge barrel 7 form rotary connection through a rotary joint 12, the rotary joint 12 is fixed through a bracket, a driven shaft 13 is coaxially arranged at the top of the pollution discharge cylinder 7, and the driven shaft 13 penetrates through the upper blocking plate 2 of the cylinder shell 1 and is connected with a matched driving device 14 through a transmission structure so as to drive the pollution discharge cylinder 7 to rotate; the driving device 14 is a driving motor, and the driving motor controls the rotating speed through a matched control device.
The barrel shell 1 is provided with a clean access hole 15 communicated with the water inlet cavity, and the clean access hole 15 is a manhole arranged on the barrel shell 1.
The diameter of the cylindrical filter screen core 3 is 50% -80% of the inner diameter of the cylindrical shell 1.
The height of the cylindrical filter screen core 3 accounts for 30% -60% of the height of the cylinder shell 1.
The diameter of the blowdown cylinder 7 is 5% -15% of the inner diameter of the cylinder shell 1.
The top end of the sewage discharge hole 8 is arranged above the sewage collection chamber.
The water inlet 6 and the water outlet 5 are arranged in the same pipe diameter.
The aperture of the sewage discharge hole 8 is 30-50% of the diameter of the sewage discharge cylinder 7.
The number of the flow flushing holes 9 is 2, and the 2 flow flushing holes 9 are arranged at intervals up and down.
When in use, the water filter is arranged on a water supply pipeline through the water inlet 6 and the water outlet 5, water flows into the filter core 3 after being filtered by the conical filter core, and then flows into the water outlet 5 from the overflowing cavity after being filtered by the cylindrical filter core to be discharged; when the impurities in the sewage collecting cavity need to be discharged, an output pipeline which is in butt joint with the sewage outlet 10 is opened, water is back flushed into the sewage discharging cylinder 7 to form water flow by utilizing the water pressure difference between the output pipeline and the cylinder shell 1, the impurities in the sewage collecting cavity are sucked by the sewage discharging hole 8 under the action of the water flow, the impurities are further flushed into the sewage discharging pipe 11 by the water flow entering from the flushing hole 9, and the driving device 14 is opened to drive the sewage discharging hole 8 on the sewage discharging cylinder 7 to rotate, so that the sewage discharging hole 8 can clean the sewage collecting cavity by 360 degrees.
Claims (8)
1. A filter screen type backflushing cleaning water filter is characterized in that: the sewage filter comprises a cylindrical shell, wherein two ends of the cylindrical shell are fixedly provided with blocking plates, a filter screen core is arranged in the cylindrical shell, the middle upper part of the filter screen core is arranged in a cylindrical shape, the lower part of the filter screen core is arranged in a conical shape to form a sewage collecting chamber, the filter screen core and the cylindrical shell are coaxially arranged, an overflowing gap is arranged between the filter screen core and the cylindrical shell, the top of the filter screen core is connected with the blocking plates on the cylindrical shell, annular sealing plates are fixedly arranged between the upper end and the lower end of the cylindrical filter screen core and the side wall of the cylindrical shell, the annular sealing plates, the cylindrical shell and the filter screen core are matched to form an overflowing cavity, a water outlet communicated with the overflowing cavity is arranged on the cylindrical shell, a water inlet cavity is arranged in the cylindrical shell below the filter screen core, and;
the back-flushing sewage discharging mechanism comprises a sewage discharging cylinder, the sewage discharging cylinder and the filter screen core are arranged coaxially, a sewage discharging hole is formed in the sewage discharging cylinder positioned in the sewage collecting chamber, the bottom end of the sewage discharging hole and the bottom end of the sewage collecting chamber are arranged at the same height, a flushing hole matched with the sewage discharging hole is formed in the upper part of the sewage discharging cylinder, a sewage discharging port is formed in a cylinder shell positioned below the filter screen core, the lower end of the sewage discharging cylinder penetrates through the filter screen core and is communicated with the sewage discharging port through a sewage discharging pipe, the sewage discharging pipe and the sewage discharging cylinder are in rotary connection through a rotary joint, a driven shaft is coaxially arranged at the top of the sewage discharging cylinder, and the driven shaft penetrates through an upper plug plate of the cylinder shell and is connected with a matched driving;
the barrel shell is provided with a clean access hole communicated with the water inlet cavity.
2. A screen-type backflushing cleaning water filter according to claim 1, wherein: the diameter of the cylindrical filter screen core is 50% -80% of the inner diameter of the cylindrical shell.
3. A screen-type backflushing cleaning water filter according to claim 1, wherein: the height of the cylindrical filter screen core accounts for 30% -60% of the height of the cylindrical shell.
4. A screen-type backflushing cleaning water filter according to claim 1, wherein: the diameter of the sewage discharge cylinder is 5% -15% of the inner diameter of the cylinder shell.
5. A screen-type backflushing cleaning water filter according to claim 1, wherein: the top end of the sewage discharge hole is arranged above the sewage collection chamber.
6. A screen-type backflushing cleaning water filter according to claim 1, wherein: the water inlet and the water outlet are arranged in the same pipe diameter.
7. A screen-type backflushing cleaning water filter according to claim 1, wherein: the aperture of the sewage discharge hole is 30-50% of the diameter of the sewage discharge cylinder.
8. A screen-type backflushing cleaning water filter according to claim 1, wherein: the plurality of the flow flushing holes are arranged at intervals up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922192534.XU CN211411186U (en) | 2019-12-10 | 2019-12-10 | Filter screen type backflushing cleaning water filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922192534.XU CN211411186U (en) | 2019-12-10 | 2019-12-10 | Filter screen type backflushing cleaning water filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211411186U true CN211411186U (en) | 2020-09-04 |
Family
ID=72254321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922192534.XU Active CN211411186U (en) | 2019-12-10 | 2019-12-10 | Filter screen type backflushing cleaning water filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211411186U (en) |
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2019
- 2019-12-10 CN CN201922192534.XU patent/CN211411186U/en active Active
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