CN214299616U - River water purification treatment system - Google Patents
River water purification treatment system Download PDFInfo
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- CN214299616U CN214299616U CN202023281573.6U CN202023281573U CN214299616U CN 214299616 U CN214299616 U CN 214299616U CN 202023281573 U CN202023281573 U CN 202023281573U CN 214299616 U CN214299616 U CN 214299616U
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Abstract
The utility model discloses a river water purification treatment system belongs to quality of water purification technical field. The river water purifying treatment system comprises a water taking pump station, a pipeline mixer, an FA type high-efficiency full-automatic water purifier and a constant-pressure water supply system. A water pump is used for lifting river water from a river channel to a pipeline mixer, PAC and NaClO two medicaments are added into the mixer, wastewater is subjected to disinfection and coagulation treatment, then the wastewater is led to an FA type efficient full-automatic water purifier, the processes of sedimentation, filtration and the like are completed, and clarified effluent is used for conveying clean water to each water consumption point through a constant-pressure water supply system. The utility model discloses a river water purification treatment system, purification treatment is effectual, and it is good to go out water quality of water, and the water consumption is few moreover, and power consumption is economized, and area is little, and water conservation, economize on electricity do not need manual management, have solved current river water purification system investment and occupation of land are huge, a difficult problem such as construction complicacy, and the practicality is strong.
Description
Technical Field
The utility model relates to a water purification technology field especially relates to a river water purification treatment system.
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 rising water price, and brings heavy burden to water consumers of productive enterprises. Therefore, how to utilize lightly polluted river and lake water to make the lightly polluted river and lake water be utilized by enterprises or become daily water is a problem which needs 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 sediment 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.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a river water purification treatment system to solve the problem that above-mentioned prior art exists, when solving the water resource shortage problem, realize characteristics such as the simple operation of system, low investment, easy installation.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a river water purification treatment system, which comprises a water taking pump station, a pipeline mixer, an FA type high-efficiency full-automatic water purifier and a constant-pressure water supply system which are connected in sequence; the water taking pump station is provided with a lifting pump and is used for lifting river water from a river channel into the pipeline mixer; the pipeline mixer is connected with a dosing device and is used for realizing the disinfection and coagulation treatment of the wastewater; the FA type high-efficiency full-automatic water purifier is used for purifying the wastewater after disinfection and coagulation treatment; the constant-pressure water supply system is connected with water consumption points and used for conveying the purified water discharged by the FA type high-efficiency full-automatic water purifier to each water consumption point.
Optionally, a clean water tank is connected between the FA type high-efficiency full-automatic water purifier and the constant-pressure water supply system.
Optionally, the FA type high-efficient full-automatic water purifier is provided with a drain outlet, and a sludge pond, a sludge concentration tank and a sludge press filtration system are connected in sequence outside the drain outlet.
Optionally, a water distribution system, a settling zone, a filtering zone and a clear water zone are sequentially arranged in the FA-type efficient full-automatic water purifier along the water flow direction, and the settling zone is provided with a settling inclined tube; a filter material, a water distribution reflecting plate, a water collecting porous plate and/or a back washing structure are/is arranged in the filtering area; one side of the clean water area is provided with a clean water outlet, the other side of the clean water area is provided with an overflow port, a baffle plate and a scum groove, and scum is discharged through the overflow port.
Optionally, the water distribution system is a perforated pipe, the aperture on the perforated pipe is 0.8-1.2cm, and the hole distance is 350-550 mm.
Optionally, the sedimentation inclined tube is provided with an upper layer and a lower layer, and the inclination directions of the two layers of sedimentation inclined tubes are opposite.
Optionally, the filter material is 0.5-1.0mm natural fine quartz sand, and a pebble bearing layer is arranged below the filter material.
The river water purification treatment process based on the river water purification treatment system specifically comprises the following steps:
step S1: a lifting pump of the water taking pump station lifts the river water to the pipeline mixer, and a sodium hypochlorite solution is added into the pipeline mixer through a dosing device to sterilize and disinfect the wastewater; simultaneously, adding a polyaluminium chloride solution into the pipeline mixer through a dosing device, and carrying out coagulation treatment on the wastewater to form alum floc from suspended matters in the water body;
step S2: the treated river water flows into an FA type high-efficiency full-automatic water purifier through a pipeline, and flocculation, sedimentation, filtration and back washing processes are completed in the water purifier;
step S3: the purified water is discharged through an FA type high-efficiency full-automatic water purifier, collected and temporarily stored in a clear water tank, and then is delivered to each water using point through a constant-pressure water supply system;
step S4: scum and sludge in the FA type high-efficiency full-automatic water purifier automatically overflow and are discharged into a sludge concentration tank through a sewage outlet and a sludge tank in sequence;
step S5: and (3) dehydrating the sludge in the sludge concentration tank by using a sludge press filtration system, treating the sludge cakes outside, and returning supernatant and filtrate to the front end for circular treatment.
Optionally, in step S1, the amount of the polyaluminum chloride solution added is 0.3-0.45kg/m3Waste water, hypochlorousThe addition amount of the sodium salt solution is 0.5-0.65kg/m3Waste water; the filtering speed of the equipment in the step S2 is 3.7-37 m/h.
Optionally, in step S2, the effluent of the clean water area of the water purifier is uniformly distributed to the distribution water tank through the water collection tank, and enters the filtering area to be filtered to remove trace suspended matters in the water, and the scum automatically overflows to the sludge tank.
The utility model discloses for prior art gain following technological effect:
the utility model provides a river water purification treatment system can purify into the quality of water of enterprise's demand with the river very thoroughly, and entire system easy operation, installation are simple, take up an area of and economize, the small investment, and purification process is simple and convenient, has effectively solved conventional technology and can lead to the system huge, the technology is complicated, the big scheduling problem of the construction degree of difficulty, is applicable to the extensive implementation in a lot of fields, and the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a river water purification treatment system according to the present invention;
FIG. 2 is a schematic view showing a river water purification process in example two;
wherein the reference numerals are: 1. a water taking pump station; 2. a pipeline mixer; 3. FA type high-efficiency full-automatic water purifier; 3-1, a water inlet; 3-2, a water outlet; 4. a constant pressure water supply system; 5. a lift pump; 6. a dosing device; 7. water consumption; 8. a clean water tank; 9. a sewage draining outlet; 10. a sludge tank; 11. a sludge concentration tank; 12. a sludge press filtration system; 13. a drinking water cylinder; 14. a metering pump; 15. a flow meter.
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 aims at providing a river water purification treatment system to solve the problem that above-mentioned prior art exists, when solving the water resource shortage problem, realize characteristics such as the simple operation of system, low investment, easy installation.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example one
As shown in fig. 1, the present embodiment provides a river water purification treatment system, which includes a water intake pump station 1, a pipeline mixer 2, an FA-type high-efficiency fully-automatic water purifier 3 and a constant pressure water supply system 4 connected in sequence; the water taking pump station 1 is provided with a lifting pump 5 for lifting a river water source from a river channel into the pipeline mixer 2, and a flow meter 15 is arranged on a connecting pipeline between the lifting pump 5 and the pipeline mixer 2; the pipeline mixer 2 is connected with a dosing device 6, medicines such as NaClO and the like are led into the pipeline mixer 2 through the dosing device 6 so as to realize the disinfection and coagulation treatment of the wastewater, fine alum floc is formed in the water, and a metering pump 14 is arranged on a connecting pipeline between the dosing device 6 and the pipeline mixer 2 so as to accurately control the addition amount of the medicines; the FA type high-efficiency full-automatic water purifier 3 is used for purifying the wastewater after disinfection and coagulation treatment, and the FA type high-efficiency full-automatic water purifier 3 integrates the functions of flocculation, sedimentation, filtration, backflushing, automatic pollution discharge and the like; the constant pressure water supply system 4 is preferably a variable frequency constant pressure water supply system for supplying the purified water discharged from the FA-type high efficiency fully automatic water purifier 3 to the water consumption points 7.
In this embodiment, as shown in fig. 1, a water barrel 13 is connected between the lift pump 5 and the river. A clean water tank 8 is connected between the FA type high-efficiency full-automatic water purifier 3 and the constant pressure water supply system 4, and effluent treated by the FA type high-efficiency full-automatic water purifier 3 is collected and temporarily stored in the clean water tank 8 and then is delivered to each water using point through the constant pressure water supply system 4.
In the embodiment, as shown in fig. 1, a sewage draining outlet 9 is arranged at the bottom of one side of an FA-type high-efficiency full-automatic water purifier 3, and a sludge pond 10, a sludge concentration tank 11 and a sludge filter pressing system 12 are sequentially connected to the outer side of the sewage draining outlet 9; the top of the other side of the FA type high-efficiency full-automatic water purifier 3 is provided with a water outlet 3-2 used for leading out the purified water into a clean water tank 8, correspondingly, the bottom of the front end surface of the FA type high-efficiency full-automatic water purifier 3 is provided with a water inlet 3-1, and the water inlet 3-1 is directly connected with the outlet of the pipeline mixer 2 through a pipeline. In the embodiment, the water inlet 3-1 is positioned below the water outlet 3-2, and the wastewater flows from bottom to top in the FA type high-efficiency full-automatic water purifier 3, which is beneficial to improving the purification effect.
Specifically, in this embodiment, a water distribution system, a settling zone, a filtering zone and a clear water zone are sequentially arranged in the FA-type efficient fully-automatic water purifier 3 along the water flow direction, and the settling zone is provided with a settling inclined tube; a filter material, a water distribution reflecting plate, a water collecting porous plate and a back washing structure are arranged in the filtering area; one side of the clear water area is provided with a water outlet 3-2, a sewage outlet 9 is of an overflow port structure, a baffle and a scum groove are arranged at the outlet of the overflow port, and scum is discharged through the overflow port.
In this embodiment, the water distribution system employs perforated pipes, and the aperture of the perforated pipes is preferably 0.8-1.2cm, and the distance between the perforated pipes is preferably 350-550 mm. The perforated pipe distributes water, so that the uniform water distribution of equipment can be ensured, water flow at each micropore is sprayed out at a certain flow velocity, the sedimentation of flocculated sludge is prevented, fine alum blossom in raw water is fully contacted with the flocculated sludge to carry out flocculation reaction, the small alum blossom is changed into large alum blossom, favorable conditions are created for inclined pipe sedimentation, particularly, the secondary chemical dosing is avoided, and the chemical dosing amount is reduced.
In this embodiment, the settling inclined tube is provided with an upper layer and a lower layer, and the inclined directions of the two layers of settling inclined tubes are opposite. The setting of this settlement zone has mainly set up the pipe chute and has subsided with higher speed according to the shallow layer theory of precipitating, and the lower part subsides the large granular floc that forms fast to have certain stationary flow effect, because the rivers direction changes between two-layer settlement pipe chute, will increase the contact chance between the small granule floc, when the upper pipe chute of flowing through, further improve quality of water. Meanwhile, in the clear water area of the sedimentation tank, a part of suspended matters must exist, so that the inner side of the sewage discharge outlet is provided with the baffle and the scum groove, and the scum can be periodically discharged into the sludge tank 10 through the overflow structure. Wherein, the pipe diameter of the sedimentation inclined pipe is preferably phi 50-phi 65mm, and the hydraulic load is 0.6-1.0 m/h.
In the embodiment, the filtering area adopts a filtering tank structure, the filtering material filled in the filtering tank is preferably natural fine quartz sand with the thickness of 0.5-1.0mm, and a pebble bearing layer is arranged below the filtering material; the back washing structure adopts the prior back washing structure and is arranged below the pebble supporting layer, and after the back washing reaches the rated head loss, the back washing can be automatically siphoned, and the back washing strength is adjustable.
The specific working process of the river water purification treatment system in the embodiment is as follows: lifting the river water from the river channel to the pipeline mixer 2 by a lifting pump 5; adding two medicaments, namely PAC and NaClO, into the pipeline mixer 2, and sterilizing and coagulating the wastewater; then leading the wastewater to an FA type high-efficiency full-automatic water purifier 3 to complete the processes of precipitation, filtration and the like; the clear effluent is delivered to each water consumption point 7 through a constant pressure water supply system 4. The river water purification treatment system has good treatment effect, the effluent quality is excellent, and the treated effluent reaches the quality index of reclaimed water in the table 6.1.3 of design Standard for treatment of Industrial circulating Cooling Water (GB 50050 + 2007) and the quality standard of urban greening water in urban Water Recycling urban miscellaneous Water (GB/T18920 + 2002), namely COD is less than or equal to 30mg/L, turbidity is less than or equal to 5NTU, and the total number of bacteria is less than 1000/mL. Meanwhile, the river water purification treatment system has the advantages of less water consumption, less power consumption, small occupied area, water and electricity saving, no need of manual management, and solves the problems of large investment and occupied area, complex construction and the like of the river water purification system.
Example two
As shown in fig. 2, the embodiment provides a river water purification treatment process based on the river water purification treatment system of the first embodiment, which specifically includes the following steps:
step S1: a lifting pump 5 of the water taking pump station 1 lifts river water to the pipeline mixer 2, NaClO (sodium hypochlorite) solution is added into the pipeline mixer 2 through a medicine adding device 6, and wastewater is sterilized and disinfected; meanwhile, PAC (polyaluminium chloride) solution is added into the pipeline mixer 2 through a dosing device 6, and coagulation treatment is carried out on the wastewater, so that fine alum floc is formed by suspended matters in the water body;
step S2: the treated river water flows into an FA type high-efficiency full-automatic water purifier 3 through a pipeline, and flocculation, sedimentation, filtration and back washing processes are finished in the water purifier;
step S3: the purified water is discharged from the FA type high-efficiency full-automatic water purifier 3, collected and temporarily stored in a clean water tank 8, and then is delivered to each water consuming point through a constant-pressure water supply system 4;
step S4: scum and sludge in the FA type high-efficiency full-automatic water purifier 3 automatically overflow and are discharged into a sludge concentration tank 11 through a sewage outlet 9 and a sludge pool 10 in sequence;
step S5: after the sludge in the sludge concentration tank 11 is dehydrated by the sludge filter pressing system 12, mud cakes are treated outside, and supernatant and filtrate return to the front end for circular treatment.
In this embodiment, in step S1, the sodium hypochlorite solution reacts with the river water in the pipeline mixer 2 to kill bacteria in the water; PAC solution and river water are mixed and react in a pipeline mixer, so that suspended matters in the water body form fine alum flocs, and the subsequent precipitation effect is guaranteed. Wherein the preferred addition amount of PAC is 0.3-0.45kg/m3The preferable addition amount of NaClO in the wastewater is 0.5-0.65kg/m3And (4) waste water.
In this embodiment, the FA-type high-efficiency fully-automatic water purifier in step S2 integrates flocculation, sedimentation, filtration, back flushing, automatic sewage disposal, and other functions. The water purifier feeds water from the water inlet 3-1, the perforated pipes distribute the water to ensure that the water distribution of the equipment is uniform, the water flow at each micropore is sprayed out at a certain flow velocity to prevent the precipitation of the flocculated sludge, and fine alumen ustum in raw water is fully contacted with the flocculated sludge to carry out flocculation reaction to change the small alumen ustum into large alumen ustum, thereby creating favorable conditions for the inclined pipe sedimentation.
In this embodiment, the sedimentation region of the water purifier in step S2 is divided into an upper part and a lower part, and mainly according to the shallow sedimentation theory, the sedimentation inclined tube is arranged to accelerate sedimentation, and the lower part settles large granular flocs that form rapidly, which has a certain flow stabilizing effect. In the clear water area of the sedimentation tank, a part of suspended matters are bound to exist, and scum can be periodically discharged to the sludge tank 10 through the overflow port by arranging the baffle plate and the scum groove, and the scum is automatically overflowed.
In the embodiment, the mud discharging time of the equipment is preferably 0.5-1h, and the mud discharging frequency is preferably 1 time/day.
In this embodiment, in step S2, the outlet water of the clean water area is uniformly distributed to the distribution water tank through the water collection tank, and enters the automatic filtering area to be filtered to remove micro suspended matters in the water body. The filter tank in the filtering area adopts a reflecting plate for distributing water, a porous plate for collecting water, and after the back washing reaches the rated head loss, the back washing is automatically siphoned and the back washing strength is adjustable.
In this embodiment, the filtration rate of the FA-type highly efficient and fully automatic water purifier 3 in step S2 is preferably 8.5-12.5 m/h.
In this embodiment, the FA type highly efficient and fully automatic water purifier 3 in step S2 is provided with an automatic backwashing device, and the backwashing strength is preferably 12 to 15L/(s.m)2)。
The river water purification process provided by the embodiment can thoroughly purify river water into water quality required by enterprises, is simple and convenient in the whole purification process, and is suitable for large-scale implementation in many fields.
It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (7)
1. A river water purification treatment system is characterized by comprising a water taking pump station, a pipeline mixer, an FA type high-efficiency full-automatic water purifier and a constant-pressure water supply system which are sequentially connected; the water taking pump station is provided with a lifting pump and is used for lifting river water from a river channel into the pipeline mixer; the pipeline mixer is connected with a dosing device and is used for realizing the disinfection and coagulation treatment of the wastewater; the FA type high-efficiency full-automatic water purifier is used for purifying the wastewater after disinfection and coagulation treatment; the constant-pressure water supply system is connected with water consumption points and used for conveying the purified water discharged by the FA type high-efficiency full-automatic water purifier to each water consumption point.
2. The river water purification treatment system according to claim 1, wherein a clean water tank is connected between the FA-type high-efficiency fully automatic water purifier and the constant pressure water supply system.
3. The river water purification treatment system according to claim 1, wherein the FA type high-efficiency full-automatic water purifier is provided with a sewage discharge outlet, and a sludge pond, a sludge concentration tank and a sludge press filtration system are sequentially connected to the outer side of the sewage discharge outlet.
4. The river water purification treatment system according to claim 1, wherein a water distribution system, a settling zone, a filtering zone and a clear water zone are sequentially arranged in the FA type high-efficiency full-automatic water purifier along a water flow direction, and the settling zone is provided with a settling inclined pipe; a filter material, a water distribution reflecting plate, a water collecting porous plate and/or a back washing structure are/is arranged in the filtering area; one side of the clean water area is provided with a clean water outlet, the other side of the clean water area is provided with an overflow port, a baffle plate and a scum groove, and scum is discharged through the overflow port.
5. The river water purification treatment system according to claim 4, wherein the water distribution system is a perforated pipe, the diameter of the perforated pipe is 0.8-1.2cm, and the distance between the perforated pipes is 350-550 mm.
6. The river water purification treatment system according to claim 4, wherein the settling tube is provided with an upper layer and a lower layer, and the two layers of the settling tube are inclined in opposite directions.
7. The river water purification treatment system according to claim 4, wherein the filter material is natural fine quartz sand of 0.5-1.0mm, and a pebble bearing layer is arranged below the filter material.
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| CN202023281573.6U CN214299616U (en) | 2020-12-30 | 2020-12-30 | River water purification treatment system |
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| CN202023281573.6U CN214299616U (en) | 2020-12-30 | 2020-12-30 | River water purification treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112551766A (en) * | 2020-12-30 | 2021-03-26 | 苏州苏沃特环境科技有限公司 | River water purification treatment system and process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112551766A (en) * | 2020-12-30 | 2021-03-26 | 苏州苏沃特环境科技有限公司 | River water purification treatment system and process |
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Address after: Room 323, building 28, No. 369, Lushan Road, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Suwote Environmental Technology Co.,Ltd. Address before: Room 323, building 28, No. 369, Lushan Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU SUWATER ENVIRONMENTAL SCIENCE AND TECHNOLOGY Co.,Ltd. |