CN212375068U - Reclaimed water recycling system for sewage treatment - Google Patents
Reclaimed water recycling system for sewage treatment Download PDFInfo
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- CN212375068U CN212375068U CN202020973667.0U CN202020973667U CN212375068U CN 212375068 U CN212375068 U CN 212375068U CN 202020973667 U CN202020973667 U CN 202020973667U CN 212375068 U CN212375068 U CN 212375068U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 162
- 239000010865 sewage Substances 0.000 title claims abstract description 33
- 238000004064 recycling Methods 0.000 title claims description 15
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 88
- 239000012528 membrane Substances 0.000 claims abstract description 59
- 238000009287 sand filtration Methods 0.000 claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 claims abstract description 34
- 238000004062 sedimentation Methods 0.000 claims abstract description 24
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims description 24
- 238000011001 backwashing Methods 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 239000012141 concentrate Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000002070 germicidal effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 239000003899 bactericide agent Substances 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000002455 scale inhibitor Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model relates to a reuse of reclaimed water system for sewage treatment, affiliated sewage treatment technical field, including the pipe chute system of subsiding, pipe chute system of subsiding side is equipped with the reverse osmosis system who communicates with pipe chute system of subsiding looks pipeline, and reverse osmosis system and pipe chute are subsided and are equipped with the sand filtration system between the system, are equipped with the ultrafiltration system between sand filtration system and reverse osmosis system, and reverse osmosis system includes one-level RO mechanism and second grade RO mechanism. The inclined tube sedimentation system comprises a plurality of inclined tube sedimentation tanks. The sand filtration system comprises a sand filtration tank, a sand filtration water collection tank communicated with the pipe of the inclined tube sedimentation tank is arranged between the sand filtration tank and the inclined tube sedimentation tank, and a sand filtration water inlet pump is arranged between the sand filtration water collection tank and the sand filtration tank. The ultrafiltration system comprises a plurality of ultrafiltration membrane group boxes, and an ultrafiltration water production tank is arranged at one side end of each ultrafiltration membrane group box. Has the characteristics of difficult blockage, good running stability and long service life. The problem of sewage reuse rate is low is solved. Improve the filtering effect and efficiency and reduce the sewage discharge.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to reclaimed water recycling system for sewage treatment.
Background
In sewage treatment, water resource field of recycling, sewage treatment process is ripe gradually, but the efficiency of sewage is lower, has appeared MBR technology among the prior art, is exactly the novel water treatment technology who combines together by membrane separation unit and biological treatment unit, but reverse osmosis membrane has very high requirement to the quality of water of intaking, and production water quality of water can't reach this standard, and higher turbidity and colloid can cause reverse osmosis system's jam in the short time. On the basis, ultrafiltration is increasingly widely used as pretreatment of reverse osmosis, but the utilization rate of sewage is reduced by multi-stage treatment.
Disclosure of Invention
The utility model discloses mainly solve and exist among the prior art easy jam, the poor and short not enough of life of operational stability, provide a reuse of reclaimed water system for sewage treatment, it has the characteristics of difficult jam, operational stability is good and long service life. The problem of sewage reuse rate is low is solved. Improve the filtering effect and efficiency and reduce the sewage discharge.
The above technical problem of the present invention can be solved by the following technical solutions:
the utility model provides a reuse of reclaimed water system for sewage treatment, includes the pipe chute system of subsiding, pipe chute system of subsiding the side be equipped with the reverse osmosis system of pipe chute system looks pipeline intercommunication, reverse osmosis system and pipe chute system of subsiding between be equipped with sand filtration system, sand filtration system and reverse osmosis system between be equipped with ultrafiltration system, reverse osmosis system include one-level RO mechanism and second grade RO mechanism.
The inclined tube sedimentation system comprises a plurality of inclined tube sedimentation tanks.
The sand filtration system comprises a sand filtration tank, a sand filtration water collection tank communicated with a pipe of the pipe chute sedimentation tank is arranged between the sand filtration tank and the pipe chute sedimentation tank, and a sand filtration water inlet pump is arranged between the sand filtration water collection tank and the sand filtration tank.
The ultrafiltration system comprises a plurality of ultrafiltration membrane group boxes, wherein one side end of each ultrafiltration membrane group box is provided with an ultrafiltration water production tank communicated with a phase pipeline at the upper end of the ultrafiltration membrane group box. The device is characterized in that a compressed air pipe, a sand filtration water collecting pipe and a first ultrafiltration regulating tank are respectively arranged at the other side end of the ultrafiltration membrane group box, an UF air inlet valve is arranged between the compressed air pipe and the ultrafiltration membrane group box, an UF concentrated discharge valve is arranged between the sand filtration water collecting pipe and the ultrafiltration membrane group box, and an UF upper discharge valve is arranged between the first ultrafiltration regulating tank and the ultrafiltration membrane group box.
The one-level RO mechanism comprises a one-level RO water production tank, and one-level RO water production tank are provided with one-level RO section and one-level RO two-section which are distributed in parallel.
Second grade RO mechanism including wasing the water tank, washing water tank and one-level RO produce the water tank within a definite time and be equipped with one section of second grade RO, one section of second grade RO with wash the water tank within a definite time be equipped with one section one-tenth series connection formula pipeline intercommunication of second grade RO two-stage section, second grade RO two-stage section and wash the water tank within a definite time and be equipped with workshop retrieval and utilization water pipe.
Preferably, a UF inlet valve is arranged between the lower end of the ultrafiltration membrane module box and the sand filter tank, and a UF inlet pressure switch is arranged between the UF inlet valve and the ultrafiltration membrane module box.
Preferably, an ultrafiltration regulating pool II is arranged between the UF water inlet pressure switch and the lower end of the ultrafiltration membrane group box, and an UF lower discharge valve is arranged between the ultrafiltration regulating pool II and the lower end of the ultrafiltration membrane group box.
Preferably, a UF water production valve is arranged between the upper end of the ultrafiltration membrane group box and the upper end of the ultrafiltration water production tank, a UF backwashing water inlet valve is arranged between the upper end of the ultrafiltration membrane group box and the lower part of the ultrafiltration water production tank, and a backwashing pump is arranged between the UF backwashing water inlet valve and the ultrafiltration water production tank.
Preferably, one-level RO booster pump is arranged between one section of the one-level RO and the ultrafiltration water production tank, one-level RO high-pressure pump is arranged between one section of the one-level RO booster pump and one section of the one-level RO booster pump, one-level RO booster valve is arranged between one-level RO high-pressure pump and one-level RO booster pump, and one section of the one-level RO high-pressure pump and one-level RO are respectively provided with a scale inhibitor adding pipe, a reducing agent adding pipe and a bactericide adding pipe.
Preferably, the first-stage RO second section is provided with an external discharge tank and a first-stage RO regulating tank which are communicated with a first-stage RO second section phase pipeline in parallel, a first-stage RO external discharge valve is arranged between the external discharge tank and the first-stage RO second section, and a first-stage RO concentrated discharge valve is arranged between the first-stage RO regulating tank and the first-stage RO second section.
Preferably, a first-stage RO water replenishing valve is arranged between the cleaning water tank and the first-stage RO two-stage, and a second-stage RO water replenishing valve is arranged between the cleaning water tank and the second-stage RO one-stage and between the cleaning water tank and the second-stage RO two-stage.
Preferably, the lower part of the cleaning water tank is provided with a plurality of membrane water inlets which are in parallel connection and communicated with the cleaning water tank phase pipeline, a water suction pump is arranged between the membrane water inlets and the cleaning water tank, and flushing valves communicated with the membrane water inlets are arranged between the water suction pump and the membrane water inlets.
Preferably, the second-stage RO second stage is provided with a second-stage RO regulating reservoir and a second-stage RO water producing tank which are communicated with a second-stage RO second-stage phase pipeline in parallel, a second-stage RO concentrated discharge valve is arranged between the second-stage RO regulating reservoir and the second-stage RO second stage, and a second-stage RO water producing valve is arranged between the second-stage RO water producing tank and the second-stage RO second stage.
Preferably, a second-level RO booster pump is arranged between the second-level RO one section and the first-level RO water production tank, a second-level RO high-pressure pump is arranged between the second-level RO booster pump and the second-level RO one section, and a second-level RO booster valve is arranged between the second-level RO high-pressure pump and the second-level RO booster pump.
The utility model discloses can reach following effect:
the utility model provides a reuse of reclaimed water system for sewage treatment compares with prior art, has the characteristics that difficult jam, operating stability are good and long service life. The problem of sewage reuse rate is low is solved. Improve the filtering effect and efficiency and reduce the sewage discharge.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the reverse osmosis system of the present invention.
Fig. 3 is a schematic structural diagram of the tube settler system of the present invention.
Fig. 4 is a schematic structural view of the sand filtration system of the present invention.
Fig. 5 is a schematic diagram of the ultrafiltration system of the present invention.
Fig. 6 is a schematic structural diagram of the one-stage RO mechanism of the present invention.
Fig. 7 is a schematic structural diagram of the second-stage RO mechanism of the present invention.
In the figure: an inclined tube sedimentation system 1, a sand filtration system 2, an ultrafiltration system 3, a reverse osmosis system 4, a secondary RO mechanism 5, a primary RO mechanism 6, an inclined tube sedimentation tank 7, a sand filtration water collection tank 8, a sand filtration water inlet pump 9, a sand filtration tank 10, a compressed air tube 11, a sand filtration water collection pipe 12, a first ultrafiltration regulation tank 13, a UF concentrate discharge valve 14, an UF upper discharge valve 15, an UF air inlet valve 16, an ultrafiltration membrane group tank 17, an UF produced water valve 18, an ultrafiltration produced water tank 19, an UF backwash water inlet valve 20, a backwash pump 21, an UF lower discharge valve 22, a second ultrafiltration regulation tank 23, an UF water inlet pressure switch 24, an UF water inlet valve 25, a scale inhibitor addition pipe 26, a reducing agent addition pipe 27, a bactericide addition pipe 28, a primary RO section 29, a primary RO outer discharge valve 30, a primary RO secondary section 31, an outer discharge tank 32, a primary RO concentrate discharge valve 33, a primary RO regulation tank 34, an RO primary water production tank, the system comprises a first-stage RO booster pump 38, a cleaning water tank 39, a second-stage RO water replenishing valve 40, a workshop reuse water pipe 41, a second-stage RO adjusting tank 42, a second-stage RO concentrated discharge valve 43, a second-stage RO water producing valve 44, a second-stage RO two-stage 45, a second-stage RO water producing tank 46, a second-stage RO one-stage 47, a first-stage RO water replenishing valve 48, a second-stage RO high-pressure pump 49, a second-stage RO booster valve 50, a second-stage RO booster pump 51, a membrane water inlet 52, a flushing valve 53 and a water.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): as shown in fig. 1-7, a reclaimed water recycling system for sewage treatment comprises an inclined tube sedimentation system 1, wherein a reverse osmosis system 4 communicated with a phase 1 pipeline of the inclined tube sedimentation system is arranged on the side of the inclined tube sedimentation system 1, a sand filtration system 2 is arranged between the reverse osmosis system 4 and the inclined tube sedimentation system 1, an ultrafiltration system 3 is arranged between the sand filtration system 2 and the reverse osmosis system 4, and the reverse osmosis system 4 comprises a primary RO mechanism 6 and a secondary RO mechanism 5.
The tube settler system 1 comprises several tube settler tanks 7. The sand filtration system 2 comprises a sand filtration tank 10, a sand filtration water collection tank 8 communicated with a 7-phase pipeline of the inclined tube sedimentation tank is arranged between the sand filtration tank 10 and the inclined tube sedimentation tank 7, and a sand filtration water inlet pump 9 is arranged between the sand filtration water collection tank 8 and the sand filtration tank 10.
The ultrafiltration system 3 comprises 4 sets of ultrafiltration membrane group boxes 17, and each set of ultrafiltration membrane group box 17 comprises 14 PVDF column type ultrafiltration membranes. An ultrafiltration water production tank 19 communicated with a pipeline at the upper end of the ultrafiltration membrane group box 17 is arranged at one side end of the ultrafiltration membrane group box 17. A UF water production valve 18 is arranged between the upper end of the ultrafiltration membrane group box 17 and the upper end of the ultrafiltration water production tank 19, a UF backwashing water inlet valve 20 is arranged between the upper end of the ultrafiltration membrane group box 17 and the lower part of the ultrafiltration water production tank 19, and a backwashing pump 21 is arranged between the UF backwashing water inlet valve 20 and the ultrafiltration water production tank 19. The other side end of the ultrafiltration membrane group box 17 is respectively provided with a compressed air pipe 11, a sand filtration water collecting pipe 12 and an ultrafiltration regulating tank 13, an UF air inlet valve 16 is arranged between the compressed air pipe 11 and the ultrafiltration membrane group box 17, an UF concentrated discharge valve 14 is arranged between the sand filtration water collecting pipe 12 and the ultrafiltration membrane group box 17, and an UF upper discharge valve 15 is arranged between the ultrafiltration regulating tank 13 and the ultrafiltration membrane group box 17. A UF inlet valve 25 is arranged between the lower end of the ultrafiltration membrane group box 17 and the sand filtration tank 10, and a UF inlet pressure switch 24 is arranged between the UF inlet valve 25 and the ultrafiltration membrane group box 17. An ultrafiltration regulating reservoir 23 is arranged between the UF water inlet pressure switch 24 and the lower end of the ultrafiltration membrane group box 17, and an UF lower discharge valve 22 is arranged between the ultrafiltration regulating reservoir 23 and the lower end of the ultrafiltration membrane group box 17.
The first-stage RO mechanism 6 comprises a first-stage RO water production tank 35, and a first-stage RO first section 29 and a first-stage RO second section 31 which are distributed in parallel are arranged between the first-stage RO water production tank 35 and the ultrafiltration water production tank 19. A primary RO booster pump 38 is arranged between the primary RO section 29 and the ultrafiltration water production tank 19, a primary RO high-pressure pump 36 is arranged between the primary RO booster pump 38 and the primary RO section 29, a primary RO booster valve 37 is arranged between the primary RO high-pressure pump 36 and the primary RO booster pump 38, and a scale inhibitor adding pipe 26, a reducing agent adding pipe 27 and a bactericide adding pipe 28 are respectively arranged between the primary RO high-pressure pump 36 and the primary RO section 29. An outer discharging pool 32 and a first-stage RO regulating pool 34 which are communicated with the first-stage RO second section 31 through phase pipelines in parallel are arranged on the first-stage RO second section 31, a first-stage RO outer discharging valve 30 is arranged between the outer discharging pool 32 and the first-stage RO second section 31, and a first-stage RO concentrated discharging valve 33 is arranged between the first-stage RO regulating pool 34 and the first-stage RO second section 31.
The second-stage RO mechanism 5 comprises a cleaning water tank 39, a first-stage RO water replenishing valve 48 is arranged between the cleaning water tank 39 and the first-stage RO two-stage section 31, and a second-stage RO water replenishing valve 40 is arranged between the cleaning water tank 39 and the second-stage RO one-stage section, and between the cleaning water tank 39 and the second-stage RO two-stage section 45. The lower part of the cleaning water tank 39 is provided with 4 membrane water inlets 52 which are in parallel connection and communicated with the cleaning water tank 39 through pipelines, a water suction pump 54 is arranged between the membrane water inlets 52 and the cleaning water tank 39, and flushing valves 53 communicated with the membrane water inlets 52 are arranged between the water suction pump 54 and the membrane water inlets 52. A second-stage RO section 47 is arranged between the cleaning water tank 39 and the first-stage RO water production tank 35, a second-stage RO booster pump 51 is arranged between the second-stage RO section 47 and the first-stage RO water production tank 35, a second-stage RO high-pressure pump 49 is arranged between the second-stage RO booster pump 51 and the second-stage RO section 47, and a second-stage RO booster valve 50 is arranged between the second-stage RO high-pressure pump 49 and the second-stage RO booster pump 51. A second-stage RO two-section 45 communicated with the second-stage RO one-section 47 and the cleaning water tank 39 through a series pipeline is arranged between the second-stage RO one-section 47 and the cleaning water tank 39, a second-stage RO regulating reservoir 42 communicated with the second-stage RO two-section 45 through a parallel pipeline and a second-stage RO water producing tank 46 are arranged on the second-stage RO two-section 45, a second-stage RO concentrated discharge valve 43 is arranged between the second-stage RO regulating reservoir 42 and the second-stage RO two-section 45, and a second-stage RO water producing valve 44 is arranged between the second-stage RO water. A workshop recycled water pipe 41 is arranged between the second-stage RO two-stage section 45 and the cleaning water tank 39.
In conclusion, the reclaimed water recycling system for sewage treatment has the characteristics of low possibility of blockage, good operation stability and long service life. The problem of sewage reuse rate is low is solved. Improve the filtering effect and efficiency and reduce the sewage discharge.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without deviating from the basic characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In conclusion, the above description is only the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (10)
1. The utility model provides a reuse of reclaimed water system for sewage treatment which characterized in that: the device comprises an inclined tube sedimentation system (1), wherein a reverse osmosis system (4) communicated with a phase pipeline of the inclined tube sedimentation system (1) is arranged on the side edge of the inclined tube sedimentation system (1), a sand filtration system (2) is arranged between the reverse osmosis system (4) and the inclined tube sedimentation system (1), an ultrafiltration system (3) is arranged between the sand filtration system (2) and the reverse osmosis system (4), and the reverse osmosis system (4) comprises a primary RO mechanism (6) and a secondary RO mechanism (5);
the inclined tube sedimentation system (1) comprises a plurality of inclined tube sedimentation tanks (7);
the sand filtration system (2) comprises a sand filtration tank (10), a sand filtration water collection tank (8) communicated with the pipe of the inclined tube sedimentation tank (7) is arranged between the sand filtration tank (10) and the inclined tube sedimentation tank (7), and a sand filtration water inlet pump (9) is arranged between the sand filtration water collection tank (8) and the sand filtration tank (10);
the ultrafiltration system (3) comprises a plurality of ultrafiltration membrane group boxes (17), wherein one side end of each ultrafiltration membrane group box (17) is provided with an ultrafiltration water production tank (19) communicated with a pipeline at the upper end of each ultrafiltration membrane group box (17); the other side end of the ultrafiltration membrane group box (17) is respectively provided with a compressed air pipe (11), a sand filtration water collecting pipe (12) and a first ultrafiltration regulating tank (13), an UF air inlet valve (16) is arranged between the compressed air pipe (11) and the ultrafiltration membrane group box (17), an UF concentrated discharge valve (14) is arranged between the sand filtration water collecting pipe (12) and the ultrafiltration membrane group box (17), and an UF upper discharge valve (15) is arranged between the first ultrafiltration regulating tank (13) and the ultrafiltration membrane group box (17);
the primary RO mechanism (6) comprises a primary RO water production tank (35), and a primary RO first section (29) and a primary RO second section (31) which are distributed in parallel are arranged between the primary RO water production tank (35) and the ultrafiltration water production tank (19);
second grade RO mechanism (5) including wasing water tank (39), wash water tank (39) and one-level RO produce water tank (35) between be equipped with one section (47) of second grade RO, one section (47) of second grade RO and wash water tank (39) between be equipped with one section (47) of second grade RO two-stage section (45) of series connection formula pipeline intercommunication mutually, second grade RO two-stage section (45) and wash water tank (39) between be equipped with workshop retrieval and utilization water pipe (41).
2. The reclaimed water recycling system for sewage treatment according to claim 1, wherein: an UF inlet valve (25) is arranged between the lower end of the ultrafiltration membrane group box (17) and the sand filter tank (10), and an UF inlet pressure switch (24) is arranged between the UF inlet valve (25) and the ultrafiltration membrane group box (17).
3. The reclaimed water recycling system for sewage treatment according to claim 2, wherein: an ultrafiltration regulating pool II (23) is arranged between the UF water inlet pressure switch (24) and the lower end of the ultrafiltration membrane group box (17), and an UF lower drain valve (22) is arranged between the ultrafiltration regulating pool II (23) and the lower end of the ultrafiltration membrane group box (17).
4. The reclaimed water recycling system for sewage treatment according to claim 1, wherein: a UF water production valve (18) is arranged between the upper end of the ultrafiltration membrane group box (17) and the upper end of the ultrafiltration water production tank (19), a UF backwashing water inlet valve (20) is arranged between the upper end of the ultrafiltration membrane group box (17) and the lower part of the ultrafiltration water production tank (19), and a backwashing pump (21) is arranged between the UF backwashing water inlet valve (20) and the ultrafiltration water production tank (19).
5. The reclaimed water recycling system for sewage treatment according to claim 1, wherein: one-level RO one section (29) and ultrafiltration product water jar (19) between be equipped with one-level RO booster pump (38), one-level RO booster pump (38) and one-level RO one section (29) between be equipped with one-level RO high-pressure pump (36), one-level RO high-pressure pump (36) and one-level RO booster pump (38) between be equipped with one-level RO booster valve (37), one-level RO high-pressure pump (36) and one-level RO one section (29) between be equipped with antisludging agent addition pipe (26), reductant addition pipe (27), germicide addition pipe (28) respectively.
6. The reclaimed water recycling system for sewage treatment according to claim 1, wherein the first-stage RO second section (31) is provided with an outer discharge tank (32) and a first-stage RO regulating tank (34) which are communicated with the first-stage RO second section (31) in parallel, a first-stage RO outer discharge valve (30) is arranged between the outer discharge tank (32) and the first-stage RO second section (31), and a first-stage RO concentrate discharge valve (33) is arranged between the first-stage RO regulating tank (34) and the first-stage RO second section (31).
7. The reclaimed water recycling system for sewage treatment according to claim 1, wherein: wash water tank (39) and one-level RO two-stage process (31) between be equipped with one-level RO water supply valve (48), wash water tank (39) and second grade RO one-stage, wash water tank (39) and second grade RO two-stage process (45) between be equipped with second grade RO water supply valve (40).
8. The reclaimed water recycling system for sewage treatment according to claim 1, wherein: wash water tank (39) lower part be equipped with a plurality ofly be the parallel and with wash water tank (39) looks pipeline intercommunication membrane department of intaking (52), membrane department of intaking (52) and wash water tank (39) between be equipped with suction pump (54), suction pump (54) and membrane department of intaking (52) between all be equipped with the membrane department of intaking (52) looks pipeline intercommunication flush valve (53).
9. The reclaimed water recycling system for sewage treatment according to claim 1 or 8, wherein: the two-stage RO two-stage (45) is provided with a two-stage RO regulating reservoir (42) communicated with a two-stage RO two-stage (45) phase pipeline in parallel and a two-stage RO water production tank (46), a two-stage RO concentrated discharge valve (43) is arranged between the two-stage RO regulating reservoir (42) and the two-stage RO two-stage (45), and a two-stage RO water production valve (44) is arranged between the two-stage RO water production tank (46) and the two-stage RO two-stage (45).
10. The reclaimed water recycling system for sewage treatment according to claim 1, wherein: one section (47) of second grade RO and one-level RO product water tank (35) between be equipped with second grade RO booster pump (51), second grade RO booster pump (51) and one section (47) of second grade RO between be equipped with second grade RO high-pressure pump (49), second grade RO high-pressure pump (49) and second grade RO booster pump (51) between be equipped with second grade RO booster valve (50).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020973667.0U CN212375068U (en) | 2020-06-02 | 2020-06-02 | Reclaimed water recycling system for sewage treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020973667.0U CN212375068U (en) | 2020-06-02 | 2020-06-02 | Reclaimed water recycling system for sewage treatment |
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| CN212375068U true CN212375068U (en) | 2021-01-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111635029A (en) * | 2020-06-02 | 2020-09-08 | 杭州聚合顺新材料股份有限公司 | Reclaimed water recycling system for sewage treatment and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111635029A (en) * | 2020-06-02 | 2020-09-08 | 杭州聚合顺新材料股份有限公司 | Reclaimed water recycling system for sewage treatment and control method thereof |
| CN111635029B (en) * | 2020-06-02 | 2024-08-09 | 杭州聚合顺新材料股份有限公司 | Reclaimed water recycling system for sewage treatment and control method thereof |
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