CN218810929U - Water treatment system for preparing industrial tap water from river water - Google Patents
Water treatment system for preparing industrial tap water from river water Download PDFInfo
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- CN218810929U CN218810929U CN202221216001.6U CN202221216001U CN218810929U CN 218810929 U CN218810929 U CN 218810929U CN 202221216001 U CN202221216001 U CN 202221216001U CN 218810929 U CN218810929 U CN 218810929U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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Abstract
The utility model relates to a water processing system for river preparation industry running water, including mechanical grid, the river collecting pit, the coagulating sedimentation pond, the multi-media filtration system, the multi-media filters the outlet basin, ultrafiltration membrane system, the pond of keeping in, flocculating agent charge device and coagulant aid charge device, mechanical grid connects the side at the river collecting pit, coagulating sedimentation pond and river collecting pit intercommunication, the multi-media filtration system is connected between coagulating sedimentation pond and multi-media filters the outlet basin, the delivery port of multi-media filters the outlet basin is connected with the water inlet of ultrafiltration membrane system, the ultrafiltration membrane system passes through the pipeline intercommunication with the pond of keeping in, flocculating agent charge device and coagulant aid charge device set up in the coagulating sedimentation pond side, flocculating agent charge device and coagulant aid charge device communicate with the coagulating sedimentation pond through adding the medicine pipeline respectively. The utility model has the advantages that: can quickly purify the river water, so that the river water meets the industrial requirement, and the cost of industrial water is reduced.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a water treatment system for preparing industrial tap water from river water.
Background
With the rapid development of national economy, the eutrophication pollution of river water is increasingly serious, which causes serious shortage of water resources and water price rise, and heavy burden is brought to water consumers of productive enterprises. Therefore, how to utilize lightly polluted river and lake water to enable the slightly polluted river and lake water to be utilized by enterprises or become daily life water is a problem to be solved urgently at present.
The river water quality is not very stable due to the influence of weather, upstream pollution discharge, soil conditions and the like, and also contains a large amount of sediments such as silt, and the conventional treatment process comprises biochemical treatment and physicochemical treatment. However, the conventional process causes the problems of large system, complex process, high construction difficulty and the like, so that the purification treatment scheme with low investment, small occupied area and low requirement on manual operation is provided and has very positive significance.
Disclosure of Invention
In order to overcome at least partial defect among the prior art, the embodiment of the utility model provides a water treatment system for river preparation industry running water, simple structure, convenient to use, area is little.
The utility model relates to a water processing system for river preparation industry running water, including mechanical grid, river collecting pit, coagulating sedimentation pond, multi-media filtration system, multi-media filtration goes out basin, ultrafiltration membrane system, the pond of keeping in, flocculating agent charge device and coagulant aid charge device, the side at the river collecting pit is connected to the mechanical grid, coagulating sedimentation pond with river collecting pit intercommunication, multi-media filtration system connects coagulating sedimentation pond with between the multi-media filtration goes out the basin, the delivery port of multi-media filtration goes out the basin with the water inlet of ultrafiltration membrane system is connected, ultrafiltration membrane system with the pond passes through the pipeline intercommunication, flocculating agent charge device and coagulant aid charge device set up coagulating sedimentation pond side, flocculating agent charge device with coagulant aid charge device respectively through the charge pipeline with coagulating sedimentation pond intercommunication.
Further, still include sludge impoundment and plate and frame filter press, the sludge impoundment passes through the mud delivery pipe and sets up the drain intercommunication of coagulating sedimentation bottom of the pool, the delivery port of sludge impoundment with the plate and frame filter press is connected.
Further, be provided with flocculating agent in the coagulating sedimentation tank and add the medicine chamber with the coagulant aid, flocculating agent add the medicine chamber with the coagulant aid adds the medicine chamber intercommunication, the coagulating sedimentation tank with the coagulant aid adds the medicine chamber intercommunication, the medicine pipeline that adds that flocculating agent charge device connects stretches into flocculating agent adds the medicine chamber, the medicine pipeline that adds that coagulant aid charge device connects stretches into the coagulant aid adds the medicine chamber.
Further, the multi-media filtration system comprises at least 2 groups of multi-media filters which are alternately or simultaneously used, a water inlet of each multi-media filter is communicated with an overflow cavity in the coagulating sedimentation tank, and a water outlet of each multi-media filter is connected with the ultrafiltration membrane system.
Furthermore, the multi-media filtration system and the multi-media filtration water outlet tank are positioned in a first row, the ultrafiltration membrane system and the temporary storage tank are positioned in a second row, and an equipment operation channel is arranged between the first row and the second row.
Further, the number of the multi-media filters is 2, and 2 multi-media filters are respectively defined as a first filter assembly and a second filter assembly, wherein the first filter assembly comprises a first quartz sand filter and a first activated carbon filter which are communicated through a pipeline, the second filter assembly comprises a second quartz sand filter and a second activated carbon filter which are communicated through a pipeline, the first quartz filter is communicated with the overflow cavity, the first activated carbon filter is communicated with the second quartz sand filter, and the second activated carbon filter is communicated with the ultrafiltration membrane system.
Further, the grid spacing of the mechanical grid is 10mm.
Furthermore, a return pipe is connected to a water outlet of the plate-and-frame filter press and communicated with the river water collecting tank.
The utility model discloses an useful part lies in: after the large-particle suspended impurities of the river water are removed through a 10mm mechanical grid, the large-particle suspended impurities and the partial soluble organic matters in most of the water are removed through coagulation sedimentation dosing reaction, the coagulation sedimentation water enters a multi-media filter to further remove the impurities and the chromaticity in the water, the effluent turbidity is guaranteed to reach below 3 degrees as far as possible, and finally the water is filtered through an ultrafiltration membrane system, so that the water quality requirement index is achieved for recycling, the purification of the river water can be rapidly completed, the river water meets the industrial requirement, and the industrial water cost is reduced.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of a water treatment system for preparing industrial tap water from river water.
FIG. 1 shows a mechanical grid; 2. a river water collecting tank; 3. a coagulating sedimentation tank; 31. a flocculating agent adding cavity; 32. a coagulant aid adding cavity; 33. an overflow chamber; 4. a multi-media filtration system; 41. a first filter assembly; 411. a first quartz sand filter; 412. a second activated carbon filter; 42. a second filter assembly; 421. a second quartz sand filter; 422. a second activated carbon filter; 5. filtering the water out of the pool by using a plurality of media; 6. an ultrafiltration membrane system; 7. a temporary storage pool; 8. a sludge tank; 9. a plate-and-frame filter press; 10. a flocculating agent dosing device; 11. coagulant aid dosing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an in a preferred embodiment the utility model discloses a water treatment system for river preparation industry running water in a preferred embodiment, filter pond 5, milipore filter system 6, temporary storage pond 7, flocculating agent charge device 10 and coagulant aid charge device 11 including mechanical grid 1, river collecting pit 2, coagulating sedimentation pond 3, many media filtration system 4, many media, machinery grid 1 comes to connect in the side of river collecting pit 2, coagulating sedimentation pond 3 with river collecting pit 2 intercommunication, many media filtration system 4 is connected coagulating sedimentation pond 3 with many media filters between the pond 5, many media filter water outlet pond 5's delivery port with the water inlet of milipore filter system 6 is connected, milipore filter system 6 with temporary storage pond 7 passes through the pipeline intercommunication, flocculating agent charge device 10 and coagulant aid charge device 11 set up coagulating sedimentation pond 3 side, flocculating agent charge device 10 with coagulant aid device 11 respectively through the charge pipeline with coagulating sedimentation pond 3 communicates.
In the embodiment, the device further comprises a sludge tank 8 and a plate and frame filter press 9, wherein the sludge tank 8 is communicated with a sewage discharge port arranged at the bottom of the coagulating sedimentation tank 3 through a sludge discharge pipe, and a water outlet of the sludge tank 8 is connected with the plate and frame filter press 9.
In the above embodiment, be provided with flocculating agent dosing cavity 31 and coagulant aid dosing cavity 32 in the coagulating sedimentation tank 3, flocculating agent dosing cavity 31 with coagulant aid dosing cavity 32 intercommunication, coagulating sedimentation tank 3 with coagulant aid dosing cavity 32 intercommunication, the medicine pipeline that adds that flocculating agent charge device 10 connects stretches into flocculating agent dosing cavity 31, the medicine pipeline that adds that coagulant aid charge device 11 connects stretches into coagulant aid dosing cavity 32.
In the above embodiment, the multi-media filter system 4 comprises at least 2 groups of multi-media filters 4 used alternately or simultaneously, the water inlet of the multi-media filter 4 is communicated with the overflow cavity in the coagulating sedimentation tank 3, and the water outlet of the multi-media filter 4 is connected with the ultrafiltration membrane system 6.
In the above embodiment, the multimedia filtration system 4 and the multimedia filtration effluent pool 5 are located in a first row, the ultrafiltration membrane system 6 and the temporary storage pool 7 are located in a second row, and a device operation passage is arranged between the first row and the second row.
In the above embodiment, the number of the multimedia filters 4 is 2, 2 groups of the multimedia filters 4 are respectively defined as a first filter assembly 41 and a second filter assembly 42, the first filter assembly 41 includes a first quartz sand filter 411 and a first activated carbon filter 412 which are communicated through a pipeline, the second filter assembly 42 includes a second quartz sand filter 421 and a second activated carbon filter 422 which are communicated through a pipeline, the first quartz sand filter 421 is communicated with the overflow chamber 33, the first activated carbon filter 412 is communicated with the second quartz sand filter 421, and the second activated carbon filter 422 is communicated with the ultrafiltration membrane system 6.
In the above embodiment, the mechanical grating 1 has a grating pitch of 10mm.
In the above embodiment, the water outlet of the plate and frame filter press 9 is connected to a return pipe, and the return pipe is communicated with the river water collecting tank 2.
In the actual operation process, river water is conveyed into the front end mechanical grid 1, and larger impurities, hairs and the like in the river water are removed through the grid interval of 10 mm; after passing through the grating, the sewage enters a river water collecting tank 2 for collection and cache, meanwhile, the intermittent aeration of the tank bottom is ensured to ensure that the tank bottom deposition is not formed, and the grating slag of the mechanical grating 1 is transported and disposed;
the river water in the river water collecting tank 2 is lifted to a coagulating sedimentation tank 3 by a lifting pump, and as the pH of the river water is generally neutral, 200mg/L of flocculating agent (such as polyaluminium chloride, ferric chloride and the like) and 20mg/L of coagulant aid (such as polyacrylamide) can be directly added at one time, so that most of macroscopic fine impurities and partial soluble organic matters in the water are removed through coagulating sedimentation reaction, and the precipitated sludge is conveyed to a sludge tank 8 by a pump;
the water pressure flow after coagulating sedimentation enters a first filtering component 41 and/or a second filtering component 42, impurities in the water and chromaticity in the water are further removed sequentially through a first (second) quartz sand filter and a first (second) activated carbon filter, the effluent enters a multi-medium filtering water outlet pool 5 after the turbidity of the effluent reaches below 3 degrees as far as possible, meanwhile, the multi-medium filter 4 needs to be backwashed regularly, the water produced by the multi-medium filter 4 is backwashed, and the normal backwashing period is set according to the actual pressure difference of the inlet and outlet water. When the set of multi-media filter 4 is back washing, the standby multi-media filter 4 is automatically started to ensure that the incoming water treatment system is continuously treated;
the water in the water outlet pool of the multi-medium filter 4 is lifted to an ultrafiltration membrane system 6 with the aperture of 0.01 micron for filtration, so that the water outlet almost does not contain suspended matters and part of organic matters are intercepted, and the water outlet can meet the requirement that the water in the cooling water or fire water in a factory enters a temporary storage pool 7. Meanwhile, the ultrafiltration membrane system 6 can also carry out backwashing regularly, the backwashing water is produced by the ultrafiltration membrane system 6, and the backwashing effluent is returned to the river water collecting tank 2 for secondary treatment. Sludge in the sludge tank 8 is conveyed to a plate-and-frame filter press 9 by a sludge pump at regular intervals for filter pressing, the water content is reduced to about 50% -60%, the mud cakes are transported outward for disposal, and the filter pressing liquid is returned to the river water collecting tank 2 for secondary treatment.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (8)
1. A water treatment system for preparing industrial tap water from river water is characterized in that: including mechanical grid, river water collecting pit, coagulating sedimentation pond, multi-media filtration system, multi-media filtration goes out the pond, ultrafiltration membrane system, the pond of keeping in, flocculating agent charge device and coagulant aid charge device, the side at the river water collecting pit is connected to the mechanical grid, coagulating sedimentation pond with river water collecting pit intercommunication, multi-media filtration system connects coagulating sedimentation pond with between the multi-media filtration goes out the pond, the delivery port of multi-media filtration goes out the pond with the water inlet of ultrafiltration membrane system is connected, ultrafiltration membrane system with the pond of keeping in passes through the pipeline intercommunication, flocculating agent charge device and coagulant aid charge device set up coagulating sedimentation pond side, flocculating agent charge device with coagulant aid charge device respectively through dosing pipeline with coagulating sedimentation pond intercommunication.
2. The water treatment system for preparing industrial tap water from river water according to claim 1, wherein: still include sludge impoundment and plate and frame filter press, the sludge impoundment passes through the mud delivery pipe and sets up the drain intercommunication of coagulating sedimentation tank bottom, the delivery port of sludge impoundment with the plate and frame filter press is connected.
3. The water treatment system for preparing industrial tap water from river water according to claim 1, wherein: it adds the medicine chamber with the flocculating agent and the coagulant aid adds the medicine chamber to be provided with the flocculating agent in the coagulating sedimentation tank, the flocculating agent add the medicine chamber with the coagulant aid adds the medicine chamber intercommunication, the coagulating sedimentation tank with the coagulant aid adds the medicine chamber intercommunication, the medicine pipeline that adds that flocculating agent charge device connects stretches into the flocculating agent adds the medicine chamber, the medicine pipeline that adds that coagulant aid charge device connects stretches into the coagulant aid adds the medicine chamber.
4. The water treatment system for preparing industrial tap water from river water according to claim 1, wherein: the multi-media filtration system comprises at least 2 groups of multi-media filters which are alternately or simultaneously used, a water inlet of each multi-media filter is communicated with an overflow cavity in the coagulating sedimentation tank, and a water outlet of each multi-media filter is connected with the ultrafiltration membrane system.
5. The water treatment system for preparing industrial tap water from river water according to claim 1, wherein: the multi-medium filtering system and the multi-medium filtering water outlet pool are positioned in a first row, the ultrafiltration membrane system and the temporary storage pool are positioned in a second row, and an equipment operation channel is arranged between the first row and the second row.
6. The water treatment system for river water to industrial tap water according to claim 4, wherein: the quantity of multi-media filter is 2 groups, 2 groups multi-media filter is defined as first filter assembly and second filter assembly respectively, first filter assembly includes first quartz sand filter and the first active carbon filter through the pipeline intercommunication, second filter assembly includes the second quartz sand filter and the second active carbon filter through the pipeline intercommunication, first quartz filter with overflow chamber intercommunication, first active carbon filter with second quartz sand filter intercommunication, the second active carbon filter with ultrafiltration membrane system intercommunication.
7. The water treatment system for river water to industrial tap water according to claim 1, wherein: the grid spacing of the mechanical grid is 10mm.
8. The water treatment system for river water to industrial tap water according to claim 2, wherein: and a return pipe is connected to a water outlet of the plate-and-frame filter press and communicated with the river water collecting tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221216001.6U CN218810929U (en) | 2022-05-18 | 2022-05-18 | Water treatment system for preparing industrial tap water from river water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221216001.6U CN218810929U (en) | 2022-05-18 | 2022-05-18 | Water treatment system for preparing industrial tap water from river water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218810929U true CN218810929U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221216001.6U Active CN218810929U (en) | 2022-05-18 | 2022-05-18 | Water treatment system for preparing industrial tap water from river water |
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| CN (1) | CN218810929U (en) |
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- 2022-05-18 CN CN202221216001.6U patent/CN218810929U/en active Active
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