CN220143044U - Reclaimed water recycling filter device - Google Patents
Reclaimed water recycling filter device Download PDFInfo
- Publication number
- CN220143044U CN220143044U CN202321681370.7U CN202321681370U CN220143044U CN 220143044 U CN220143044 U CN 220143044U CN 202321681370 U CN202321681370 U CN 202321681370U CN 220143044 U CN220143044 U CN 220143044U
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- China
- Prior art keywords
- disc body
- reclaimed water
- filter
- tank
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 238000004064 recycling Methods 0.000 title description 5
- 238000001914 filtration Methods 0.000 claims abstract description 68
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 239000012528 membrane Substances 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- 238000011084 recovery Methods 0.000 claims abstract description 15
- 238000001471 micro-filtration Methods 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 11
- 238000004062 sedimentation Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 abstract description 14
- 238000000746 purification Methods 0.000 abstract description 7
- 238000011085 pressure filtration Methods 0.000 abstract description 3
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000010865 sewage Substances 0.000 description 4
- 239000008213 purified water Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Abstract
The utility model discloses a filtering device for reclaimed water recovery, which comprises a filtering barrel, a micro-filtration assembly and a filtering membrane purification assembly, wherein a ring body is fixed at the upper part of the inner side of the filtering barrel, the micro-filtration assembly comprises an upper disc body and a lower disc body, and a plurality of large filtering holes are formed on the upper disc body and the lower disc body in a right-facing way; a micro-filter body is arranged between the upper disc body and the lower disc body; the top surface of the upper tray body and the bottom surface of the lower tray body are respectively fixed with a pressure tank and a drain tank opposite to the large filtering holes, and the upper part and the lower part of the pressure tank are respectively provided with a liquid inlet flange and a cleaning flange; the filter membrane purifying component comprises a one-way valve connected with the input end of the filter electromagnetic pipe valve in parallel, and the other end of the one-way valve is connected to the air pressure pump through a pressure control valve. The filtering device for reclaimed water recovery adopts a split-flow pressurizing mode to carry out array pressure filtration, has high filtration efficiency, can automatically clean the filter membrane by overpressure back flushing or regular back flushing, and can carry out cleaning on line.
Description
Technical Field
The utility model particularly relates to a filtering device for reclaimed water recovery, and belongs to the technical field of reclaimed water recovery devices.
Background
The reclaimed water quality is between tap water (upper water) and sewage (lower water) discharged into a pipeline, reclaimed water recycling means that urban sewage or domestic sewage reaches a certain water quality standard after being treated, and the reclaimed water recycling can be repeatedly used in a certain range, such as non-drinking water which can be used for flushing a toilet, garden irrigation, road cleaning, urban fountain and the like, a reclaimed water recycling treatment system is formed by connecting modules such as a grid, a pre-aeration adjusting tank, an underwater aerator, a hair filter, a sewage lifting pump and the like, the reclaimed water is subjected to end treatment and then is subjected to end filtration through a micro-filter, after filtration is completed, the reclaimed water can enter a primary purification water tank to be stored and recycled, the existing end filtration device filter membrane is easy to cause unstable filtration efficiency due to insufficient pressure, and is easy to cause filter membrane blockage after a period of time operation, and the filter membrane is required to be stopped for back flushing or the lower line for cleaning after the blockage, so that the working strength is increased.
Disclosure of Invention
In order to solve the problems, the utility model provides a filtering device for reclaimed water recovery, which adopts a split-flow pressurizing mode to carry out array type pressure filtration, has high filtration efficiency and can realize online purification.
The filtering device for reclaimed water recovery of the utility model comprises;
the upper part of the inner side of the filter vat is fixedly provided with a ring body, and the bottom of the filter vat is provided with supporting legs;
the micro-filtration assembly comprises an upper disc body and a lower disc body, and a plurality of large filtration holes are formed on the upper disc body and the lower disc body in a right-facing manner; the upper disc body is connected with the lower disc body through a flange; a micro-filter body is arranged between the upper disc body and the lower disc body; the top surface of the upper tray body and the bottom surface of the lower tray body are respectively fixed with a pressure tank and a drain tank opposite to the large filtering holes, and the upper part and the lower part of the pressure tank are respectively provided with a liquid inlet flange and a cleaning flange; the liquid inlet flange is fixedly communicated with a ring pipe through bolts and nuts; the annular pipe is fixedly communicated with a liquid inlet pipe; the liquid inlet pipe extends out of the filter vat, the lower disc body is pressed and fixed on the ring body, and the liquid outlet pipe is arranged above the upper disc body of the filter vat; the cleaning flange is provided with a cleaning electromagnetic pipe valve; the bottom of the drain tank is connected to the middle water storage tank through a filtering electromagnetic pipe valve; the bottom of the middle water storage tank extends out of the bottom of the filter vat through an outer calandria valve;
the filter membrane purifying assembly comprises a one-way valve connected with the input end of the filter electromagnetic pipe valve in parallel, and the other end of the one-way valve is connected to the air pressure pump through a pressure control valve.
When in filtration and purification, the pressure pump pressurizes and sends the reclaimed water into the liquid inlet pipe, then enters the annular pipe, the reclaimed water with certain pressure is shunted and sent into the pressure tank through the flange on the annular pipe, after the pressurized reclaimed water enters the pressure tank, the reclaimed water enters the drainage tank through the micro-filter bodies of the upper disc body and the small disc body respectively, and enters the middle water storage tank through the drainage tank and the filtering electromagnetic pipe valve for temporary storage; when the filtering and purifying operation is carried out for a period of time, a back flushing procedure is needed, and when one pressure tank is back flushed, the other pressure tanks are still in online filtering and purifying;
when a certain pressure tank and a drain tank are backwashed, a filtering electromagnetic tube valve at the bottom of the drain tank is closed; opening an air pressure pump, then opening a pressure control valve, pumping pressure air into a water drain tank by the air pressure pump, pressurizing and backflushing purified water in the water drain tank by high-pressure air, and breaking a scaling layer on a filter membrane; the dirt and the reclaimed water entering the pressure tank are buffered, the filter membrane is pressurized by air pressure, the reclaimed water can not pass through the micro-filter membrane, the filtered water is continuously stored in the pressure tank, the pressure control valve is intermittently opened and closed for a plurality of times to form oscillation torrent, finally, a cleaning electromagnetic pipe valve on the pressure tank is intermittently opened, the dirt crushed material layer and the accumulated water are discharged through the cleaning electromagnetic pipe valve, and finally, the cleaning water is discharged through a liquid discharge pipe; and then back flushing the next pressure tank and the drainage tank.
Further, the pressure control valve is a plurality of independent electric control valves or electric control multi-way valves, and when in back flushing, the air pressure pump is used for providing pressure air, and the corresponding independent electric control valve is opened or a valve body is gated, so that the pressure air enters the drainage tank.
Further, the outlet pipe valve is connected to a primary flush tank; the feed liquor pipe is connected to the reclaimed water reservoir through the booster pump, the drain pipe is connected to the reclaimed water reservoir through the sedimentation tank, and when reclaimed water is filtered, the reclaimed water is pumped from the reclaimed water reservoir through the booster pump and enters into the microfiltration assembly for filtration after being pressurized, and after the reclaimed water is filtered, the reclaimed water is stored in the primary water purifying tank through the outer calandria valve for later use, and the drain pipe is used for back flushing water drainage.
Further, the micro-filter body comprises an upper pressing plate and a lower pressing plate; a microfiltration membrane is pressed between the upper pressing plate and the lower pressing plate; the upper pressing plate and the lower pressing plate are just opposite to the large filtering holes and are formed by rubber materials or hard materials, so that the filter membrane is supported and protected, double-sided impact on the filter membrane can be realized, reclaimed water is pressurized and enters the pressure tank, and the reclaimed water sequentially passes through the large filtering holes above, the inner filtering holes above, the filter membrane, the inner filtering holes below and the large filtering holes below and finally enters the drainage tank.
Still further, the inner filter hole is composed of a plurality of hole rows, and during filtration, secondary split-flow filtration is performed through the hole rows.
Further, the liquid inlet flange and the circular pipe are hard connected or connected through a hose.
Further, a pressure transmitter is arranged between the liquid inlet flange and the annular pipe, the pressure of each pressure tank is monitored in real time through the pressure transmitter, and when the pressure exceeds a set value, a filter membrane purification process is immediately carried out.
Compared with the prior art, the filtering device for reclaimed water recovery adopts a split-flow pressurizing mode to carry out array pressure filtration, has high filtration efficiency, can automatically clean the filter membrane through overpressure back flushing or periodical back flushing, and can carry out on-line cleaning.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the internal structure of the filter vat according to the present utility model.
FIG. 3 is a schematic view of the overall structure of the microfiltration module of the utility model.
FIG. 4 is a schematic view of a microfiltration assembly of the utility model without a grommet.
Fig. 5 is a schematic view of the loop pipe structure of the present utility model.
FIG. 6 is a schematic diagram of the structure of the micro filter of the present utility model.
Reference numerals: 1. the filter vat, 2, the ring body, 3, the stabilizer blade, 4, the upper disc body, 5, the lower disc body, 6, big filtration pore, 7, the microfiltration body, 71, the top board, 72, the bottom board, 73, the microfiltration membrane, 74, the inner filtration pore, 8, the overhead tank, 9, the drain tank, 10, the feed flange, 11, the cleaning flange, 12, the ring canal, 13, the feed pipe, 14, the fluid-discharge tube, 15, the cleaning solenoid valve, 16, the filter solenoid valve, 17, the intermediate water storage tank, 18, the outer drain valve, 19, the check valve, 20, the pressure control valve, 21, the air pressure pump, 22, the force (forcing) pump.
Detailed Description
Examples:
the filtering device for reclaimed water recovery shown in fig. 1 to 5 comprises;
the filter vat 1, the upper part of the inner side of the filter vat 1 is fixed with a ring body 2, and the bottom of the filter vat 1 is provided with a support leg 3;
the micro-filtration assembly comprises an upper disc body 4 and a lower disc body 5, and a plurality of large filter holes 6 are formed on the upper disc body 4 and the lower disc body 5 in a right opposite way; the upper disc body 4 and the lower disc body 5 are connected through a flange; a micro-filter body 7 is arranged between the upper disc body 4 and the lower disc body 5; the top surface of the upper disc body 4 and the bottom surface of the lower disc body 5 are respectively fixed with a pressure tank 8 and a drainage tank 9 opposite to the large filtering holes 6, and the upper part and the lower part of the pressure tank 8 are respectively provided with a liquid inlet flange 10 and a cleaning flange 11; the liquid inlet flange 10 is fixedly communicated with a ring pipe 12 through bolts and nuts; the loop pipe 12 is fixedly communicated with a liquid inlet pipe 13; the liquid inlet pipe 13 extends out of the filter vat 1, the lower disc body 5 is fixedly pressed on the ring body 2, and the filter vat 1 is provided with a liquid discharge pipe 14 above the upper disc body 4; the cleaning flange 11 is provided with a cleaning electromagnetic pipe valve 15; the bottom of the drain tank 9 is connected to an intermediate water storage tank 17 through a filtering electromagnetic pipe valve 16; the bottom of the middle water storage tank 17 extends out of the bottom of the filter vat 1 through an outer drain pipe valve 18;
the filter membrane purifying assembly comprises a one-way valve 19 connected with the input end of the filter electromagnetic valve 16 in parallel, and the other end of the one-way valve 19 is connected to an air pressure pump 21 through a pressure control valve 20.
When in filtration and purification, the pressure pump pressurizes and sends the reclaimed water into the liquid inlet pipe, then enters the annular pipe, the reclaimed water with certain pressure is shunted and sent into the pressure tank through the flange on the annular pipe, after the pressurized reclaimed water enters the pressure tank, the reclaimed water enters the drainage tank through the micro-filter bodies of the upper disc body and the small disc body respectively, and enters the middle water storage tank through the drainage tank and the filtering electromagnetic pipe valve for temporary storage; when the filtering and purifying operation is carried out for a period of time, a back flushing procedure is needed, and when one pressure tank is back flushed, the other pressure tanks are still in online filtering and purifying;
when a certain pressure tank and a drain tank are backwashed, a filtering electromagnetic tube valve at the bottom of the drain tank is closed; opening an air pressure pump, then opening a pressure control valve, pumping pressure air into a water drain tank by the air pressure pump, pressurizing and backflushing purified water in the water drain tank by high-pressure air, and breaking a scaling layer on a filter membrane; the dirt and the reclaimed water entering the pressure tank are buffered, the filter membrane is pressurized by air pressure, the reclaimed water can not pass through the micro-filter membrane, the filtered water is continuously stored in the pressure tank, the pressure control valve is intermittently opened and closed for a plurality of times to form oscillation torrent, finally, a cleaning electromagnetic pipe valve on the pressure tank is intermittently opened, the dirt crushed material layer and the accumulated water are discharged through the cleaning electromagnetic pipe valve, and finally, the cleaning water is discharged through a liquid discharge pipe; and then back flushing the next pressure tank and the drainage tank.
Wherein, the pressure control valve 20 is a plurality of independent electric control valves or electric control multi-way valves, and when back flushing, the air pressure pump supplies pressure air, and opens the corresponding independent electric control valve or gates a valve body, and the pressure air enters the drain tank 9. The external drain valve 18 is connected to a primary purge tank; the feed liquor pipe 13 is connected to the reclaimed water reservoir through the booster pump 22, the drain pipe 14 is connected to the reclaimed water reservoir through the sedimentation tank, when reclaimed water is filtered, the reclaimed water is pumped from the reclaimed water reservoir through the booster pump and enters the microfiltration assembly for filtration after being pressurized, after the reclaimed water is filtered, the reclaimed water is stored in the once purified water tank through the outer calandria valve for later use, and the drain pipe is used for back flushing water drainage.
As shown in fig. 6, the micro filter 7 includes an upper pressing plate 71 and a lower pressing plate 72; a microfiltration membrane 73 is pressed between the upper pressing plate 71 and the lower pressing plate 72; the upper pressing plate 71 and the lower pressing plate 72 are provided with inner filtering holes 74 opposite to the large filtering holes 6, the upper pressing plate and the lower pressing plate are made of rubber materials or hard materials, support and protection of the filtering films are achieved, double-sided impact on the filtering films can be achieved, reclaimed water is pressurized to enter the pressure tank, and the reclaimed water sequentially passes through the upper large filtering holes, the upper inner filtering holes, the filtering films, the lower inner filtering holes and the lower large filtering holes in a pressurizing mode, and finally enters the drainage tank. The inner filter holes 74 are formed of a plurality of hole rows, and the secondary split-flow filtration is performed by the hole rows during the filtration.
Wherein the inlet flange 10 and the collar 12 are hard-wired or connected by a hose.
In yet another embodiment, a pressure transmitter is disposed between the liquid inlet flange 10 and the loop 12, and the pressure of each pressure tank is monitored in real time by the pressure transmitter, and when the pressure exceeds a set value, the filter membrane purification process is immediately performed.
The above embodiments are merely preferred embodiments of the present utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (7)
1. A filtering device for reclaimed water recovery, which is characterized in that: comprises the following steps of;
the upper part of the inner side of the filter vat is fixedly provided with a ring body, and the bottom of the filter vat is provided with supporting legs;
the micro-filtration assembly comprises an upper disc body and a lower disc body, and a plurality of large filtration holes are formed on the upper disc body and the lower disc body in a right-facing manner; the upper disc body is connected with the lower disc body through a flange; a micro-filter body is arranged between the upper disc body and the lower disc body; the top surface of the upper tray body and the bottom surface of the lower tray body are respectively fixed with a pressure tank and a drain tank opposite to the large filtering holes, and the upper part and the lower part of the pressure tank are respectively provided with a liquid inlet flange and a cleaning flange; the liquid inlet flange is fixedly communicated with a ring pipe through bolts and nuts; the annular pipe is fixedly communicated with a liquid inlet pipe; the liquid inlet pipe extends out of the filter vat, the lower disc body is pressed and fixed on the ring body, and the liquid outlet pipe is arranged above the upper disc body of the filter vat; the cleaning flange is provided with a cleaning electromagnetic pipe valve; the bottom of the drain tank is connected to the middle water storage tank through a filtering electromagnetic pipe valve; the bottom of the middle water storage tank extends out of the bottom of the filter vat through an outer calandria valve;
the filter membrane purifying assembly comprises a one-way valve connected with the input end of the filter electromagnetic pipe valve in parallel, and the other end of the one-way valve is connected to the air pressure pump through a pressure control valve.
2. The filtering device for reclaimed water recovery according to claim 1, wherein: the pressure control valve is a plurality of independent electric control valves or electric control multi-way valves.
3. The filtering device for reclaimed water recovery according to claim 1, wherein: the outer drain valve is connected to the primary flush tank; the liquid inlet pipe is connected to the reclaimed water reservoir through the booster pump, and the liquid outlet pipe is connected to the reclaimed water reservoir through the sedimentation tank.
4. The filtering device for reclaimed water recovery according to claim 1, wherein: the micro-filter body comprises an upper pressing plate and a lower pressing plate; a microfiltration membrane is pressed between the upper pressing plate and the lower pressing plate; the upper pressing plate and the lower pressing plate are provided with inner filtering holes opposite to the large filtering holes.
5. The filtering device for reclaimed water recovery as recited in claim 4, wherein: the inner filter holes are formed by a plurality of hole columns.
6. The filtering device for reclaimed water recovery according to claim 1, wherein: the liquid inlet flange is connected with the annular pipe in a hard mode or connected with the annular pipe through a hose.
7. The filtering device for reclaimed water recovery according to claim 1, wherein: and a pressure transmitter is arranged between the liquid inlet flange and the annular pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321681370.7U CN220143044U (en) | 2023-06-29 | 2023-06-29 | Reclaimed water recycling filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321681370.7U CN220143044U (en) | 2023-06-29 | 2023-06-29 | Reclaimed water recycling filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220143044U true CN220143044U (en) | 2023-12-08 |
Family
ID=89020187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321681370.7U Active CN220143044U (en) | 2023-06-29 | 2023-06-29 | Reclaimed water recycling filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220143044U (en) |
-
2023
- 2023-06-29 CN CN202321681370.7U patent/CN220143044U/en active Active
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