CN215756892U - A coagulating sedimentation system for sauced wine waste water treatment - Google Patents
A coagulating sedimentation system for sauced wine waste water treatment Download PDFInfo
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- CN215756892U CN215756892U CN202122348464.XU CN202122348464U CN215756892U CN 215756892 U CN215756892 U CN 215756892U CN 202122348464 U CN202122348464 U CN 202122348464U CN 215756892 U CN215756892 U CN 215756892U
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Abstract
The utility model relates to a coagulating sedimentation system for treating waste water of Maotai-flavor liquor, which comprises a first coagulating basin, a second coagulating basin, a third coagulating basin, a flocculation basin and a sedimentation basin. Aeration components are arranged in the first coagulation tank, the second coagulation tank and the third coagulation tank. The device also comprises a magnetic powder recycling device, wherein the inlet of the magnetic powder recycling device is communicated with the sedimentation tank, and the outlet of the magnetic powder recycling device is communicated with the second coagulation tank. The magnetic powder recycling device comprises a magnetic powder separator and a magnetic powder feeding device. The inlet of the magnetic powder separator is connected with the sedimentation tank through a sludge discharge pump. And adding magnetic powder into the second coagulation tank through a magnetic powder feeding device, so that the magnetic powder and pollutants in the wastewater are flocculated and combined into a whole to form a stable floc taking the magnetic powder as a coagulation nucleus. The magnetic coagulation sedimentation system of the utility model can rapidly increase the specific gravity of the floc combined with the magnetic powder by adding the magnetic powder, and the specific gravity of the floc added with the magnetic powder can reach 5 times of that of the ordinary sewage floc, thereby greatly enhancing the flocculation effect and improving the sedimentation efficiency.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a coagulating sedimentation system for treating waste water of Maotai-flavor liquor.
Background
The waste water from brewing Maotai-flavor liquor belongs to high-concentration organic waste water, wherein the COD concentration of the waste water can reach more than 10000mg/L, and if the waste water is discharged beyond the standard, the waste water can seriously affect the surrounding environment, so that the waste water treatment for Maotai-flavor liquor production can reach the standard and the emission is ensured to have important significance.
The waste water in the production process of the Maotai-flavor liquor mainly comprises flushing water, pit bottom water, pot bottom water, cooling water and the like, and the waste water contains high-concentration organic pollutants, raw material residues, vinasse and other fiber substances. The production of Maotai-flavor liquor takes sorghum as a raw material, wheat is used for making high-temperature distiller's yeast, the whole production cycle of each year goes through ten stages of sand discharging, sand inserting, liquor production for seven times, vinasse loss and the like, each stage lasts for 35-40 days, waste water is continuously discharged in the period, and the concentration of pollutants in the waste water is continuously increased along with the progress of the stages until the vinasse loss period reaches a peak value. According to related research, the peak value of the concentration of pollutants in the waste water discharged during the production period of the sauce-flavor wine vinasse can reach more than 3 times (COD is up to 35000mg/L) at ordinary times, so that a system designed according to the concentration of the waste water discharged at ordinary times is inevitably difficult to adapt to the vinasse-losing period, and almost always exceeds the standard. The problem becomes an important reason that the wastewater treatment in the sauce fragrant wine industry is difficult to reach the standard stably.
The current treatment mode of the sauce-flavor liquor wastewater is as follows: the waste lees waste water is directly discharged to a sewage treatment system along with other waste water, the traditional coagulating sedimentation is carried out on a pretreatment unit at the front end of the sewage treatment system to remove suspended solid matters and a small part of organic matters, and then the waste lees waste water enters a subsequent biochemical treatment and advanced treatment system.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the defects and shortcomings of the prior art, the utility model provides a coagulating sedimentation system for treating the waste water of the sauce flavor wine, which solves the technical problems that the quality of the effluent is easy to exceed the standard due to the burden of subsequent biochemical treatment and advanced treatment caused by high concentration of pollutants in the original sewage and poor coagulating sedimentation effect.
(II) technical scheme
In order to achieve the purpose, the utility model adopts the main technical scheme that:
a coagulating sedimentation system for treating waste water of Maotai-flavor liquor comprises a first coagulating basin, a second coagulating basin, a third coagulating basin, a flocculation basin, a sedimentation basin and an aeration device which are sequentially communicated through pipelines;
the aeration device is used for respectively aerating the interiors of the first coagulation tank, the second coagulation tank and the third coagulation tank, and a stirrer is arranged in the flocculation tank;
the device also comprises a flocculating agent putting device, a coagulant aid putting device and a magnetic powder recycling device; the flocculating agent feeding device is communicated with the first coagulation tank, and the coagulant aid feeding device is communicated with the third coagulation tank;
the magnetic powder recycling device comprises a magnetic powder separator and a magnetic powder feeding device;
the sedimentation tank is communicated with an inlet of the magnetic powder separator, a magnetic powder outlet of the magnetic powder separator is communicated with an inlet of the magnetic powder feeding device, and an outlet of the magnetic powder feeding device is communicated with the second coagulation tank.
Optionally, the entry intercommunication in first pond of congealing has the inlet tube, the export in first pond of congealing with the entry in second pond of congealing is through one-level coagulation drain pipe intercommunication, the export in second pond of congealing with the entry in third pond of congealing is through second grade coagulation drain pipe intercommunication, the export in third pond of congealing with the entry in flocculation basin is through tertiary coagulation drain pipe intercommunication, the export in flocculation basin with the entry in sedimentation tank is through flocculation drain pipe intercommunication, the export in sedimentation tank with the magnetic separator passes through the sludge pipe intercommunication, be provided with sludge discharge pump and row mud control valve on the sludge pipe.
Optionally, the aeration device comprises a fan and three aeration assemblies;
the three aeration assemblies are respectively arranged in the first coagulation tank, the second coagulation tank and the third coagulation tank;
the air outlet of fan respectively through one-level air pipe, secondary air pipe and tertiary air pipe with first thoughtlessly congeal the pond the second thoughtlessly congeal the pond with aeration subassembly in the third thoughtlessly congeals the pond is linked together.
Optionally, each aeration assembly comprises an aeration main pipe and a plurality of aeration branch pipes communicated with the aeration main pipe, wherein the aeration branch pipes are arranged at equal intervals along the length direction of the aeration main pipe, and a plurality of aeration holes are arranged at equal intervals along the length direction of the aeration branch pipes.
Optionally, the diameter of each aeration hole is 4-6 mm, the aeration holes are arranged below the aeration branch pipes, and the aeration holes are symmetrically opened downwards at an angle of 45-60 degrees.
Optionally, the aeration main pipe and the aeration branch pipe are both plastic pipes.
Optionally, the aeration intensity of the first coagulation tank is 3-5 m3/h·m2The aeration intensity of the second coagulation tank is 5-7 m3/h·m2The aeration intensity in the third coagulation tank is 7-10 m3/h·m2。
Optionally, the stirrer is an anchor frame type mechanical stirrer, and the rotating speed of the stirrer is 10-50 r/min.
Optionally, the magnetic particle separator further comprises a sludge treatment device, and a sludge outlet of the magnetic particle separator is connected with the sludge treatment device.
Optionally, the sewage treatment system further comprises a pH adjusting device, and the first coagulation tank and the third coagulation tank are both connected with the pH adjusting device, so that a favorable acid-base environment is provided for flocculation and sedimentation of pollutants in the sewage.
(III) advantageous effects
The utility model has the beneficial effects that: according to the coagulating sedimentation system for treating the waste water of the sauce-flavor wine, the magnetic powder is added in the second coagulating basin through the magnetic powder feeding device, so that the magnetic powder and pollutants in the waste water are flocculated and combined into a whole, and a stable floc taking the magnetic powder as a coagulation nucleus is formed. The specific gravity of the floc combined with the magnetic powder is rapidly improved by adding the magnetic powder, the specific gravity of the floc added with the magnetic powder can reach 5 times that of the ordinary sewage floc, the stable floc can be rapidly settled within a few minutes after flowing into a settling tank, and the settling speed can reach 40 meters per hour, which is 20 times that of the conventional coagulating sedimentation. Meanwhile, the bridging, adsorption and capturing capabilities of the coagulation flocculation reaction are further improved in the process, the treatment effect is enhanced, and the coagulation sedimentation system is perfectly upgraded. Compared with the common coagulating sedimentation process, the magnetic coagulating sedimentation technology strengthens the flocculation effect by means of the additional magnetic powder, improves the sedimentation efficiency, has better pollutant removal effect, and particularly has better removal effect on macromolecular pollutants, total nitrogen, total phosphorus and the like in water. Simultaneously, put in the device through the magnetic and can put in certain magnetic powder volume to the second pond of coagulating with the flow adjustability ground according to waste water, when saving the magnetic, the improvement work efficiency of maximize.
Drawings
FIG. 1 is a schematic structural diagram of a magnetic coagulation sedimentation system for treating waste water of liquor with sauce flavor;
fig. 2 is a schematic structural view of the aeration assembly of fig. 1.
[ description of reference ]
1: a first coagulation tank; 2: a second coagulation tank; 3: a third coagulation tank; 4: a flocculation tank; 5: a sedimentation tank; 6: an aeration assembly; 61: an aeration main pipe; 62: an aeration branch pipe; 7: a blender; 8: a flocculating agent feeding device; 9: a coagulant aid delivery device; 101: a magnetic powder separator; 102: a magnetic powder feeding device; 11: a sludge discharge pump; 12: a water inlet pipe; 13: a fan; 14: a primary air pipe; 15: a secondary air pipe; 16: a tertiary air pipe; 17: a first-stage coagulation drain pipe; 18: a secondary coagulation drain pipe; 19: a third-stage coagulation drain pipe; 20: a flocculation water drainage pipe; 21: a sludge pipe; 22: a water outlet pipe; 23: a magnetic powder recycling pipe; 24: a magnetic powder feeding pipe; 25: a residual sludge pipe; 26: a coagulant aid dosing pipe; 27: a flocculant dosing pipe.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. Where directional terms such as "upper", "lower", "inner" and "outer" are used herein, reference is made to the orientation of FIG. 1. The X-axis direction of the first coagulation tank 1 is defined as a longitudinal direction, and the Y-axis direction of the first coagulation tank 1 is defined as a width direction.
Example 1:
referring to fig. 1-2, a coagulating sedimentation system for treating waste water of liquor with sauce flavor provided by the embodiment of the utility model comprises a first coagulating basin 1, a second coagulating basin 2, a third coagulating basin 3, a flocculation basin 4, a sedimentation basin 5 and an aeration device. The first coagulation tank 1, the second coagulation tank 2, the third coagulation tank 3, the flocculation tank 4 and the sedimentation tank 5 are communicated in sequence through pipelines. First thoughtlessly congeal pond 1, second thoughtlessly congeal pond 2, third and congeal pond 3, flocculation basin 4 and sedimentation tank 5 and be used for making the waste water to maotai-flavor type white spirit and carry out the coagulating sedimentation and handle, make pollutant concentration reduce in the waste water, and coagulating sedimentation is effectual, then alleviates follow-up biochemical treatment and advanced treatment's burden from this, and then does benefit to the stable up to standard of guarantee play water quality of water.
The aeration device aerates the interiors of the first coagulation tank 1, the second coagulation tank 2 and the third coagulation tank 3 respectively. The aeration component 6 is used for fully mixing the materials in the first coagulation tank 1, the second coagulation tank 2 and the third coagulation tank 3, and a stirrer 7 is arranged in the flocculation tank 4.
The device also comprises a flocculating agent feeding device 8, a coagulant aid feeding device 9 and a magnetic powder recycling device.
The flocculating agent feeding device 8 is connected with the first coagulation tank 1. The coagulant aid putting device 9 is connected with the third coagulation tank 3. The inlet of the magnetic powder recycling device is communicated with the sedimentation tank 5, and the outlet of the magnetic powder recycling device is communicated with the second coagulation tank 2.
It should be noted that the flocculant feeding port of the flocculant feeding device 8 is communicated with the first coagulation tank 1 through a flocculant feeding pipe 27, and a flocculant feeding valve is arranged at the flocculant feeding pipe 27 for adjusting the addition amount of the flocculant. The coagulant aid feeding port of the coagulant aid feeding device 9 is communicated with the third coagulation tank 3 through a coagulant aid feeding pipe 26, and a coagulant aid feeding valve is arranged at the position of the coagulant aid feeding pipe 26 and used for adjusting the addition amount of the coagulant aid.
The magnetic powder recycling device comprises a magnetic powder separator 101 and a magnetic powder feeding device 102.
The inlet of the magnetic powder separator 101 is connected with the sedimentation tank 5 through a sludge discharge pump 11.
A magnetic powder outlet of the magnetic powder separator 101 is connected with an inlet of the magnetic powder feeding device 102, an outlet of the magnetic powder feeding device 102 is communicated with the second coagulation tank 2, and a sludge outlet of the magnetic powder separator 101 is connected with a sludge treatment device.
It should be noted that the inlet of the magnetic powder separator 101 is communicated with the sludge discharge port of the sedimentation tank 5 through a sludge pipe 21, and the sludge pipe 21 is provided with a sludge discharge pump 11 and a sludge discharge control valve. Wherein, the mud discharging control valve is used for adjusting the flow rate of the discharged mud. A sludge discharge valve is arranged between the outlet of the sludge discharge pump 11 and the magnetic powder separator 101 and is used for adjusting the sludge discharge amount of the sludge discharge pump 11. The sludge discharged from the sedimentation tank 5 is discharged into the magnetic powder separator 101 through the sludge discharge pump 11, the sludge is separated into magnetic powder and residual sludge in the magnetic powder separator 101, the magnetic powder separated from the sludge is discharged through the magnetic powder outlet of the magnetic powder separator 101 and then communicated with the magnetic powder feeding device 102 through the magnetic powder recycling pipe 23, so that the separated magnetic powder can be recycled, and raw materials are provided for the magnetic powder feeding device 102. The feeding outlet of the magnetic powder feeding device 102 is communicated with the second coagulation tank 2 through a magnetic powder feeding pipe 24, and a magnetic powder feeding valve is arranged on the magnetic powder feeding pipe 24 and used for adjusting the feeding amount of the magnetic powder.
According to the utility model, magnetic powder is added into the second coagulation tank 2 through the magnetic powder feeding device 102, so that the magnetic powder and pollutants in the wastewater are flocculated and combined into a whole, and a stable floc taking the magnetic powder as a coagulation nucleus is formed. The specific gravity of the floc combined with the magnetic powder is rapidly improved by adding the magnetic powder, the specific gravity of the floc added with the magnetic powder can reach 5 times that of the ordinary sewage floc, the stable floc can be rapidly settled within a few minutes after flowing into a settling tank 5, and the settling speed can reach 40 meters per hour, which is 20 times that of the conventional coagulating sedimentation. Meanwhile, the bridging, adsorption and capturing capabilities of the coagulation flocculation reaction are further improved in the process, the treatment effect is enhanced, and the coagulation sedimentation system is perfectly upgraded. Compared with the common coagulating sedimentation process, the magnetic coagulating sedimentation technology strengthens the flocculation effect by means of the additional magnetic powder, improves the sedimentation efficiency, has better pollutant removal effect, and particularly has better removal effect on macromolecular pollutants, total nitrogen, total phosphorus and the like in water. Meanwhile, the magnetic powder feeding device 102 can feed a certain amount of magnetic powder into the second coagulation tank 2 according to the adjustable flow of the wastewater, so that the magnetic powder is saved, and the work efficiency is improved to the maximum.
Further, the aeration intensity of the first coagulation tank 1 is 3-5 m3/h·m2The aeration intensity of the second coagulation tank 2 is 5-7 m3/h·m2The aeration intensity in the third coagulation tank 3 is 7-10 m3/h·m2。
Further, the aeration device comprises a fan 13 and three aeration assemblies 6.
The three aeration assemblies 6 are respectively arranged in the first coagulation tank 1, the second coagulation tank 2 and the third coagulation tank 3.
The air outlet of the fan 13 is communicated with the aeration components 6 in the first coagulation tank 1, the second coagulation tank 2 and the third coagulation tank 3 through a primary air pipe 14, a secondary air pipe 15 and a tertiary air pipe 16 respectively.
Further, the aeration assembly 6 comprises an aeration main 61 arranged along the length direction of the first coagulation tank 1, the second coagulation tank 2 and the third coagulation tank 3, a plurality of aeration branch pipes 62 communicated with the aeration main 61 are arranged along the length direction of the aeration main 61 at equal intervals, the aeration branch pipes 62 are arranged along the width direction of the first coagulation tank 1, the second coagulation tank 2 and the third coagulation tank 3 and are perpendicular to the aeration main 61, and a plurality of aeration holes are arranged along the length direction of the aeration branch pipes 62 at equal intervals. Wherein, the primary air pipe 14 is communicated with the aeration main pipe 61 in the first coagulation basin 1. The secondary air pipe 15 is communicated with an aeration main 61 of the second coagulation tank 2. The tertiary air pipe 16 is communicated with an aeration main pipe 61 in the third coagulation tank 3.
In this embodiment, adopt aeration subassembly 6 to carry out the air mixing, utilize current air supply to provide compressed air, through settling aeration house steward 61 and the aeration branch pipe 62 in first coagulation basin 1, second coagulation basin 2 and third coagulation basin 3 for the aeration effect is more even, and then the stirring is more abundant. Meanwhile, the adjustment of different stirring strengths can be realized according to the water quality and the dosage of the inlet water, so that an ideal mixed flocculation effect is achieved, the concentration of pollutants in the wastewater is reduced, and the difficulty of sewage treatment by a subsequent treatment process is reduced. Meanwhile, conventional mechanical stirring is cancelled, the risk of abrasion of stirring equipment in the previous system is avoided, and the energy consumption of the system is reduced.
The magnetic coagulation sedimentation system for treating the sauce-flavor wine wastewater solves the problems of serious mechanical stirring abrasion and high energy consumption in the existing coagulation sedimentation technology, has good coagulation effect and high pollutant removal rate, greatly reduces the treatment difficulty of the subsequent treatment process, and is favorable for ensuring the standard of the effluent quality.
Further, an inlet and an outlet are arranged in the first coagulation tank 1, the second coagulation tank 2, the third coagulation tank 3, the flocculation tank 4 and the sedimentation tank 5. The inlet of the first coagulation basin 1 is communicated with a water inlet pipe 12. Waste water enters the first coagulation tank 1 through the water inlet pipe, the pH adjusting device automatically adds acid solution or alkali solution according to the pH value in water, so that the pH value in water is maintained at 5-9 to facilitate flocculation, and meanwhile, the flocculant is added to the first coagulation tank 1 through the flocculant adding pipe 27. At this time, the compressed air is subjected to the release aeration in the first coagulation tank 1 through the primary air pipe 14, the aeration header pipe 61, and the aeration branch pipe 62 in this order. Wherein the aeration main pipe 61 and the aeration branch pipe 62 are arranged on the same horizontal plane and are arranged at a height of 200 mm-300 mm above the bottom of the first coagulation tank 1. In the process of flushing and aerating, a large amount of bubbles stir the wastewater in the first coagulation tank 1 in the ascending process, so that the effect of quickly mixing the flocculating agent and the wastewater is achieved. The pollutants of suspended particles, colloids and the like in water are treated as flocculating agentsWith the aid of the flocculant, the flocculant is destabilized, aggregated and formed into fine floccules. The gas stirring intensity is controlled to be 3-5 m3/h.m2。
The sewage and the micro flocs coagulated by the first coagulation tank 1 flow into the second coagulation tank 2 from the first coagulation tank 1 along the primary coagulation drain pipe 17; meanwhile, the magnetic powder recovered by the magnetic separator 101 enters the magnetic powder feeding device 102, and is fed into the second coagulation tank 2 by the magnetic powder feeding device 102 (the magnetic powder is required to be automatically added into the magnetic powder feeding device 102 for the first time), and the second coagulation tank 2 still adopts the same aeration mode as the aeration component 6 in the first coagulation tank 1 to perform sufficient mixing and stirring. That is, the compressed air is introduced into the second coagulation basin 2 from the secondary air pipe 15, and is released and aerated in the second coagulation basin 2 through the secondary air pipe 15, the aeration main pipe 61 and the aeration branch pipe 62 in sequence. Wherein the aeration main pipe 61 and the aeration branch pipe 62 are arranged on the same horizontal plane and are arranged at a height of 200 mm-300 mm above the bottom of the first coagulation tank 1. In the scouring aeration process, a large amount of bubbles stir the sewage in the second coagulation tank 2 in the ascending process, and the sewage is continuously mixed with the flocculating agent in the second coagulation tank 2 to be used as crystal nuclei to accelerate the growth of flocs. Meanwhile, the magnetic force brought by weak ferromagnetism is utilized to improve the hydrophilic property of partial pollutants in the sewage, so that the combination of the pollutants and the flocculating agent is facilitated. Moreover, the flocs in the second coagulation tank 2 take the magnetic powder as crystal nucleus to form larger flocculated particles. The gas stirring intensity is controlled to be 5-7 m3/h.m2。
The sewage coagulated in the second coagulation tank 2 enters the third coagulation tank 3 along the secondary coagulation drain pipe 18, the pH adjusting device automatically adds an acid solution or an alkali solution according to the pH value of the water to maintain the pH value of the water at 7-9 so as to be beneficial to flocculation, and meanwhile, a polymer coagulant aid is added through a coagulant aid adding pipe 26, and the flocculation particles are gathered through the adsorption bridging and net sweeping and rolling actions of the polymer coagulant aid, so that the further expansion of the flocculation particles is facilitated. The third coagulation tank 3 is still stirred by the air of the aeration component 6, compressed air is introduced into the third coagulation tank 3 from the tertiary air pipe 16, and the compressed air is released and aerated in the third coagulation tank 2 sequentially through the tertiary air pipe 16, the aeration main pipe 61 and the aeration branch pipe 62 to carry outStirring and mixing air, and controlling the stirring intensity of the air to be 7-10 m3/h.m2. And the sewage after the third-stage coagulation enters the flocculation tank 4 from the third-stage coagulation tank 3 along the third-stage coagulation drain pipe 19.
At this time, the size of the flocculation particles in the flocculation tank 4 grows up to become sludge. In order to avoid re-crushing, the gas stirring mode is not adopted, the low-speed mechanical stirring mode is changed, and the rotating speed of the stirrer 7 is controlled to be 10-50 r/min. The sewage enters the clarifying sedimentation tank 5 from the flocculating tank 4 along the flocculating drainage pipe 20.
The sewage is mainly subjected to the process of separating mud from water in the sedimentation tank 5. The sewage firstly enters the water distribution area from the central position of the sedimentation tank 5, flows downwards to enter the lower buffer area, large flocs sink to the bottom of the tank under the action of gravity, and supernatant is collected by the water outlet weir groove and then is discharged into the next process along the water outlet pipe 22. The sludge settled in the sludge hopper is sent to the magnetic separator 101 along the sludge pipe 21 by the sludge discharge pump 11 to separate the sludge and magnetic powder. The separated magnetic powder is sent to the magnetic powder feeding device 102 along the magnetic powder recycling pipe 23, then sent to the second coagulation tank 2 through the magnetic powder feeding pipe 24, and the separated sludge is sent to a subsequent sludge treatment device along the residual sludge pipe 25.
Further, the diameter of aeration hole is 4 ~ 6mm, and the aeration hole sets up in the below of aeration branch pipe 62, and the aeration hole is the angle symmetry trompil downwards of 45 ~ 60, and trompil downwards can prevent that the aeration hole is blocked to the flocculating constituent to influence air aeration's effect, and then influence the effect of waste water stirring and flocculation.
Further, the aeration main pipe 61 and the aeration branch pipe 62 are both plastic pipes, preferably ABS plastic. The aeration main pipe 61 and the aeration branch pipe 62 are made of anti-corrosion materials, so that the production cost is low, and the process is simple.
Furthermore, the stirrer 7 is an anchor frame type mechanical stirrer 7, and the rotating speed of the stirrer 7 is 10-50 r/min.
Further, the flocculating agent is liquid polyaluminium chloride (PAC), and the adding amount is 300-500 mg/L, wherein AL2O3The content (mass fraction) is not less than 30%. The flocculation effect is enhanced.
Further, the adding amount of the magnetic powder is 30-50 mgL, the main substance in the magnetic powder is Fe3O4The content of the magnetic powder is not less than 90%, and the particle size of the magnetic powder is preferably 100-300 meshes, so that the magnetic powder has the best effect.
Furthermore, the adding amount of the coagulant aid is 3-5 mg/L, preferably, anionic Polyacrylamide (PAM) is adopted, and the content of active ingredients is not less than 99%. Further enhancing the flocculation effect.
In this embodiment, the system structure is comparatively simple, and first coagulation basin 1, second coagulation basin 2, third coagulation basin 3, flocculation basin 4 and sedimentation tank 5 loop through the pipeline and are linked together. The positions of the first coagulation tank 1, the second coagulation tank 2, the third coagulation tank 3, the flocculation tank 4 and the sedimentation tank 5 are changed according to actual conditions, so that the communication among the reaction tanks is ensured.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a coagulating sedimentation system for sauce fragrant wine waste water treatment which characterized in that: comprises a first coagulation tank (1), a second coagulation tank (2), a third coagulation tank (3), a flocculation tank (4), a sedimentation tank (5) and an aeration device which are communicated in sequence through pipelines;
the aeration device is used for respectively aerating the interiors of the first coagulation tank (1), the second coagulation tank (2) and the third coagulation tank (3), and a stirrer (7) is arranged in the flocculation tank (4);
the device also comprises a flocculating agent putting device (8), a coagulant aid putting device (9) and a magnetic powder recycling device; the flocculating agent feeding device (8) is communicated with the first coagulation tank (1), and the flocculating agent feeding device (9) is communicated with the third coagulation tank (3);
the magnetic powder recycling device comprises a magnetic powder separator (101) and a magnetic powder feeding device (102);
the sedimentation tank (5) is communicated with an inlet of the magnetic powder separator (101), a magnetic powder outlet of the magnetic powder separator (101) is communicated with an inlet of the magnetic powder feeding device (102), and an outlet of the magnetic powder feeding device (102) is communicated with the second coagulation tank (2).
2. The coagulation sedimentation system for treating waste water of liquor with sauce according to claim 1, wherein: the entry intercommunication of first coagulating basin (1) has inlet tube (12), the export of first coagulating basin (1) with the entry of second coagulating basin (2) is through one-level coagulating drainage pipe (17) intercommunication, the export of second coagulating basin (2) with the entry of third coagulating basin (3) is through second grade coagulating drainage pipe (18) intercommunication, the export of third coagulating basin (3) with the entry of flocculation basin (4) is through tertiary coagulating drainage pipe (19) intercommunication, the export of flocculation basin (4) with the entry of sedimentation tank (5) is through flocculation drainage pipe (20) intercommunication, the mud discharging port of sedimentation tank (5) with magnetic particle separator (101) is through sludge pipe (21) intercommunication, be provided with sludge discharge pump (11) and row mud control valve on sludge pipe (21).
3. The coagulation sedimentation system for treating waste water of liquor with sauce according to claim 2, wherein: the aeration device comprises a fan (13) and three aeration components (6);
the three aeration assemblies (6) are respectively arranged in the first coagulation tank (1), the second coagulation tank (2) and the third coagulation tank (3);
the air outlet of fan (13) respectively through one-level air pipe (14), secondary air pipe (15) and tertiary air pipe (16) with first thoughtlessly congeal pond (1) second thoughtlessly congeal pond (2) and aeration subassembly (6) in third thoughtlessly congeal the pond (3) are linked together.
4. The coagulation sedimentation system for treatment of waste water of liquor with sauce as set forth in claim 3, wherein: each aeration component (6) comprises an aeration main pipe (61) and a plurality of aeration branch pipes (62) which are arranged along the length direction of the aeration main pipe (61) at equal intervals and communicated with the aeration main pipe, and a plurality of aeration holes are arranged along the length direction of the aeration branch pipes (62) at equal intervals.
5. The coagulation sedimentation system for treatment of waste water of liquor with sauce as set forth in claim 4, wherein: the diameter of each aeration hole is 4-6 mm, the aeration holes are arranged below the aeration branch pipes (62), and the aeration holes are symmetrically perforated downwards at an angle of 45-60 degrees.
6. The coagulation sedimentation system for treatment of waste water of liquor with sauce as set forth in claim 5, wherein: the aeration main pipe (61) and the aeration branch pipe (62) are both plastic pipes.
7. The coagulation sedimentation system for treatment of waste water of liquor with sauce as recited in claim 6, wherein: the aeration intensity of the first coagulation tank (1) is 3-5 m3/h·m2The aeration intensity of the second coagulation tank (2) is 5-7 m3/h·m2The aeration intensity in the third coagulation tank (3) is 7-10 m3/h·m2。
8. The coagulation sedimentation system for treating waste water of liquor with sauce according to claim 1, wherein: the stirrer (7) is an anchor frame type mechanical stirrer, and the rotating speed of the stirrer (7) is 10-50 r/min.
9. The coagulation sedimentation system for treating waste water of liquor with sauce according to claim 1, wherein: the magnetic particle separator is characterized by further comprising a sludge treatment device, and a sludge outlet of the magnetic particle separator (101) is connected with the sludge treatment device.
10. The coagulation sedimentation system for treating waste water of liquor with sauce according to claim 1, wherein: the sewage treatment system further comprises a pH adjusting device, wherein the first coagulation tank (1) and the third coagulation tank (3) are both connected with the pH adjusting device, and a favorable acid-base environment is provided for flocculation and sedimentation of pollutants in sewage.
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