CN215275919U - Filter material recovery device for filter tank - Google Patents
Filter material recovery device for filter tank Download PDFInfo
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- CN215275919U CN215275919U CN202121321326.6U CN202121321326U CN215275919U CN 215275919 U CN215275919 U CN 215275919U CN 202121321326 U CN202121321326 U CN 202121321326U CN 215275919 U CN215275919 U CN 215275919U
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Abstract
本申请涉及一种滤池滤料回收装置，涉及滤池设备的领域，应用于滤池上，该滤池包括若干滤格、设置于滤格旁的排水渠，该排水渠开设有用于排水的出水口，包括设置于排水渠内且用于阻拦滤料的拦截堰，沿水流排出方向所述拦截堰位于出水口的前方。本申请具有提高滤料的利用率的效果。
The application relates to a filter material recovery device for a filter tank, and relates to the field of filter tank equipment. It is applied to a filter tank. The filter tank includes a plurality of filter grids and a drainage channel arranged beside the filter grid. The drainage channel is provided with a drainage channel for drainage. The water outlet includes an intercepting weir arranged in the drainage channel and used for intercepting the filter material, and the intercepting weir is located in front of the water outlet along the discharge direction of the water flow. The present application has the effect of improving the utilization rate of the filter material.
Description
Technical Field
The application relates to the field of filter tank equipment, in particular to a filter tank filter material recovery device.
Background
At present, water supply treatment is generally carried out in China by adopting treatment technologies such as coagulation, sedimentation, filtration, disinfection and the like and an ozone-biological activated carbon advanced treatment process, wherein a filter tank is used for removing fine suspended substances in water; the filter with the uniform-particle filter material has the characteristics of high filtering speed and good effluent quality, and is widely applied to the construction of large-scale water plants.
The patent with publication number CN112657241A discloses an upward flow heterogeneous filter material filter tank, which comprises a filter tank body, wherein the bottom of the filter tank body is divided into a water and gas distribution space at the bottom and a filter tank at the upper part by a partition plate, a plurality of long-handle filter heads are arranged on the partition plate to communicate the water and gas distribution space with the filter tank, the bottom of the filter tank is a supporting layer, the upper part of the supporting layer is a filter material layer, a water outlet groove is arranged above the filter material layer along the length direction of the filter tank, the tail part of the water outlet groove is communicated with a water outlet channel at one side of the filter tank, a water inlet branch channel is arranged at the other side of the filter tank, which is symmetrical to the water outlet channel, a water inlet pipe is arranged at the bottom of the water inlet branch channel, the outlet end of the water inlet pipe is communicated with the water and gas distribution space, the filter material layer and the supporting layer are filled with filter materials, the filter materials are heterogeneous filter materials, and the particle sizes of the heterogeneous filter materials are sequentially increased from top to bottom.
With respect to the related art in the above, the inventors found that: because the filter material is easily washed away during backwashing due to uneven backwashing strength or overlarge washing strength, the washed filter material enters the drainage channel, and the utilization rate of the filter material is reduced.
SUMMERY OF THE UTILITY MODEL
In order to improve the utilization ratio of filter material, this application provides a filtering material recovery unit in filtering pond.
The application provides a filter material recovery unit in filtering pond adopts following technical scheme:
the utility model provides a filter material recovery unit, includes on being applied to the filtering pond, this filtering pond includes a plurality of filter check, sets up in the other drainage canal of filter check, and this drainage canal offers the delivery port that is used for the drainage, its characterized in that: the filter material intercepting device comprises an intercepting weir which is arranged in a drainage channel and used for intercepting filter materials, and the intercepting weir is located in front of a water outlet along the water flow discharging direction.
Through adopting above-mentioned technical scheme, the interception weir stops the filter material, reduces the filter material and directly follows the possibility of delivery port discharge, and the staff adds the filter material that the interception weir stopped to the filter check again, improves the utilization ratio of filter material.
Optionally, the filter material blocked by the blocking weir is conveyed to a drawing device of the filter grid.
Through adopting above-mentioned technical scheme, the draw-out device is convenient for carry the filter material that the interception weir stopped to the filter check, has improved the efficiency of carrying the filter material.
Optionally, the pumping device comprises a sand pump and a sand pump pipeline connected with the sand pump and used for conveying the filter material into the filter lattice; and the sand pump is positioned in front of the intercepting weir along the water flow discharge direction.
Through adopting above-mentioned technical scheme, take out the sand pump and extract the filter material, the filter material of extraction gets into again in the filter check via taking out the sand pipeline.
Optionally, the sand pumping pipeline includes a first water pipe connected to a sand outlet of the sand pumping pump, a second water pipe connected to the first water pipe, and an embedded pipe connected to the second water pipe and penetrating through a wall of the filter tank; the embedded pipe is communicated with the filter lattices.
Through adopting above-mentioned technical scheme, the sand pump extracts the filter material, and the filter material of extraction gets into again in the filter check through first water pipe, second water pipe and pre-buried pipe.
Optionally, a rubber soft joint is connected and communicated between the sand outlet of the sand pump and the first water pipe.
Through adopting above-mentioned technical scheme, the soft joint of rubber has reduced the range of the first water pipe vibration of sand pump during operation, improves the life of first water pipe.
Optionally, a sand discharge pipe is connected between the first water pipe and the second water pipe, the sand discharge pipe is communicated with the first water pipe, the sand discharge pipe is communicated with the second water pipe, two ends of the sand discharge pipe are in a through arrangement, and two ends of the sand discharge pipe are detachably connected with plugging plates respectively.
Through adopting above-mentioned technical scheme, when taking out sand pump stop work, partial filter material in the second water pipe drops to the sand discharge pipe because action of gravity, and when the jam appeared in the sand discharge pipe, the staff cleared up the sand discharge pipe with shutoff board and sand discharge pipe separation to the possibility of filter material jam has been reduced.
Optionally, the second water pipe is connected and communicated with a check valve.
Through adopting above-mentioned technical scheme, the check valve reduces the possibility of the filter material refluence of extraction.
Optionally, the second water pipe is connected with a valve for controlling the second water pipe to open and close.
Through adopting above-mentioned technical scheme, the filter material of retrieving is convenient for add to different filter lattices to the opening and close of control flap.
Optionally, the sand pumping pipeline is connected with a pipeline fixing support which is used for fixing the position of the sand pumping pipeline and is fixedly connected with the wall of the filter tank.
Through adopting above-mentioned technical scheme, the connection stability of taking out sand pipeline is strengthened to the fixed bolster.
In summary, the present application includes at least one of the following beneficial technical effects:
the intercepting weir blocks the filter material, the possibility that the filter material is directly discharged from the water outlet is reduced, and workers add the filter material blocked by the intercepting weir into the filter lattice again, so that the utilization rate of the filter material is improved;
the rubber soft joint reduces the vibration amplitude of the first water pipe when the sand pump works and prolongs the service life of the first water pipe.
Drawings
Fig. 1 is a schematic view of a filter chamber according to the related art.
Fig. 2 is a sectional view of a filter material recovery device according to an embodiment of the present application.
Fig. 3 is a partial view mainly showing a sand pump and a sand pumping pipeline according to an embodiment of the present application.
Fig. 4 is an enlarged view of a portion a of fig. 3.
Fig. 5 is an enlarged view of a portion B of fig. 3.
Description of reference numerals: 1. a drainage channel; 2. a water outlet; 3. intercepting a weir; 4. a sand pump; 5. a first water pipe; 6. a second water pipe; 7. pre-burying a pipe; 8. a rubber soft joint; 9. a sand discharge pipe; 10. a plugging plate; 11. a check valve; 12. a valve; 13. fixing a bracket; 14. filtering grids; 15. a grid filtering unit; 16. a water outlet channel; 17. and a water outlet.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Referring to fig. 1, a filter tank of the related art includes a plurality of filter lattices 14 for filtering water, each filter lattice 14 includes two filter lattice units 15, a water outlet channel 16 is arranged between the two filter lattice units 15, the filter tank further includes a water discharge channel 1 arranged beside the filter lattice 14, a water outlet 2 is arranged at an end of the water discharge channel 1, and the water outlet 2 is close to the bottom of the water discharge channel 1; the filter chamber is also provided with a water outlet 17, and water in the filter grid unit 15 is discharged to the water drainage channel 1 through the water outlet channel 16 and the water outlet 17 and is discharged from the water outlet 2.
The embodiment of the application discloses a filter material recovery unit of a filter tank. Referring to fig. 2, a filter material recovery device includes an intercepting weir 3 disposed in a drainage channel 1, the intercepting weir 3 is located in front of a water outlet 2, the height of the upper end of the intercepting weir 3 is greater than the height of the upper end of the water outlet 2 in the present application, and the intercepting weir 3 is used for blocking the filter material, thereby reducing the possibility that the filter material is directly discharged from the water outlet 2.
Referring to fig. 2 and 3, in order to transport the filter material blocked by the weir 3 into the filter lattice 14, a filter material recovery apparatus further comprises a suction device for delivering the filter material blocked by the weir 3 to the filter lattice 14. The pumping device comprises a sand pump 4 and a sand pumping pipeline which is connected with the sand pump 4 and is used for conveying the filter material into the filter chamber; the sand pump 4 sets up in the drainage channel 1, follows the water flow discharge direction and takes out the place ahead that sand pump 4 is located interception weir 3, takes out sand pump 4 for the miniwatt sand pump in this application, and the sand pumping mouth of taking out sand pump 4 is towards the bottom surface of drainage channel 1.
Referring to fig. 3, the sand pumping pipeline comprises a first water pipe 5, a second water pipe 6 and a pre-buried pipe 7; the first water pipe 5 is connected to a sand outlet of the sand pump 4, and the first water pipe 5 is vertically arranged; in order to reduce the vibration amplitude of the first water pipe 5 and the generated noise when the sand pump 4 pumps the filter material, a rubber soft joint 8 is fixedly connected and communicated between the sand outlet of the sand pump 4 and the first water pipe 5. The second water pipe 6 is communicated with one end of the first water pipe 5 far away from the sand pump 4, the second water pipe 6 is vertically arranged, each filter lattice unit 15 is provided with one second water pipe 6, and the two second water pipes 6 of the same filter lattice 14 are symmetrically arranged by taking the symmetric axis of the water outlet 17 as a symmetric axis; pre-buried pipe 7 is flexible waterproof sleeve pipe, and pre-buried pipe 7 fixed connection is kept away from the one end of first water pipe 5 in second water pipe 6, and pre-buried pipe 7 runs through the pool wall in filtering pond and strains check unit 15 and be linked together, and pre-buried pipe 7 is close to the top of straining the check to make the filter material of extraction discharge to strain in check unit 15 via pre-buried pipe 7. In order to enhance the connection stability of the sand pumping pipeline, the wall of the filter tank is also fixedly connected with a plurality of pipeline fixing supports 13, and the outer wall of the sand pumping pipeline is sleeved with the pipeline fixing supports 13.
Referring to fig. 3 and 4, in order to reduce the possibility of taking out sand pipeline jam, be connected with sand discharge pipe 9 between first water pipe 5 and the second water pipe 6, sand discharge pipe 9 is linked together and sand discharge pipe 9 is linked together with second water pipe 6 with first water pipe 5, and the both ends of sand discharge pipe 9 are to link up the setting, and sand discharge pipe 9's both ends can be dismantled respectively and be connected with closure plate 10, and closure plate 10 is connected through the ring flange with sand discharge pipe 9 in this application. In this application embodiment, the sand pump 4 is the miniwatt sand pump, and each filter grid 14 all is furnished with one and takes out sand pump 4, one row of sand pipe 9, if select for use high-power sand pump, can only set up one and take out sand pump 4 near interception weir 3 department, also only need arrange one row of sand pipe 9 along the direction that sets up of drainage channel 1.
Referring to fig. 3 and 5, in order to reduce the possibility of backflow of the extracted filtering material, the second water pipe 6 is fixedly connected and communicated with a check valve 11; in order to add the recycled filter materials to different filter grid units 15, the second water pipe 6 is connected with a valve 12 for controlling the opening and closing of the second water pipe, in the application, the valve 12 is a pinch valve, and the valve 12 can also be selected from other water valves such as an electromagnetic valve.
The implementation principle of the filter material recovery device in the embodiment of the application is as follows: the water flow and the filter material are discharged into the drainage channel 1 through the water outlet channel 16 and the water outlet 17, the filter material is blocked by the interception weir 3 due to the blocking effect of the interception weir 3, and is deposited and accumulated at the bottom of the interception weir 3, and the water is discharged from the water outlet 2. When the filter material deposits to a certain amount, the worker opens the sand pump 4, the sand pump 4 extracts the deposited filter material, the filter material is extracted and enters the filter lattice unit 15 again through the first water pipe 5, the second water pipe 6 and the embedded pipe 7, the worker can control the conduction of the corresponding second water pipe 6 by controlling the switch of the valve 12, and therefore the sand pump 4 is controlled to add the filter material to the filter lattice unit 15 which needs to supplement the filter material.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321326.6U CN215275919U (en) | 2021-06-11 | 2021-06-11 | Filter material recovery device for filter tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321326.6U CN215275919U (en) | 2021-06-11 | 2021-06-11 | Filter material recovery device for filter tank |
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| Publication Number | Publication Date |
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| CN215275919U true CN215275919U (en) | 2021-12-24 |
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| CN202121321326.6U Active CN215275919U (en) | 2021-06-11 | 2021-06-11 | Filter material recovery device for filter tank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117417059A (en) * | 2023-11-29 | 2024-01-19 | 郑州恒博环境科技股份有限公司 | MBBR sewage treatment anti-blocking device |
| WO2025068794A3 (en) * | 2023-09-29 | 2025-05-08 | Precision Planting Llc | Agricultural waste handling system and related methods |
-
2021
- 2021-06-11 CN CN202121321326.6U patent/CN215275919U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025068794A3 (en) * | 2023-09-29 | 2025-05-08 | Precision Planting Llc | Agricultural waste handling system and related methods |
| CN117417059A (en) * | 2023-11-29 | 2024-01-19 | 郑州恒博环境科技股份有限公司 | MBBR sewage treatment anti-blocking device |
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