CN212425794U - Produce refined sugar waste water recycle system - Google Patents
Produce refined sugar waste water recycle system Download PDFInfo
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- CN212425794U CN212425794U CN202020720785.0U CN202020720785U CN212425794U CN 212425794 U CN212425794 U CN 212425794U CN 202020720785 U CN202020720785 U CN 202020720785U CN 212425794 U CN212425794 U CN 212425794U
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Abstract
The utility model discloses a produce refined sugar waste water recycle system belongs to waste water treatment technical field. Comprises a saline wastewater treatment channel, a conventional wastewater treatment channel, a sedimentation tank, a water purifier, a disinfection system and a clean water tank; the outlet of the salt-containing wastewater treatment channel is communicated with the inlet of the sedimentation tank and/or the inlet of the water purifier, and the outlet of the conventional wastewater treatment channel is communicated with the inlet of the sedimentation tank; the outlet of the sedimentation tank is communicated with the inlet of the water purifier or is discharged outside, the outlet of the water purifier is communicated with the outlet of the disinfection system, and the inlet of the clean water tank is communicated with the outlet of the disinfection system; the salt-containing wastewater treatment channel comprises a recovery pond, a biological treatment system and a precipitator; the conventional wastewater treatment channel comprises a first hydrolysis acidification tank and an aerobic tank. The utility model solves the problem that the waste water in the neutralization pond of the sugar refinery can not reach the recycling standard.
Description
Technical Field
The utility model relates to a waste water treatment technical field especially relates to produce refined sugar waste water recycle system.
Background
The wastewater of the neutralization pond of the sugar refinery for producing refined sugar mostly comprises high-conductivity salt-containing wastewater and conventional wastewater which are mixed together and enter a sewage treatment system. The wastewater in the neutralization pond of the sugar refinery contains a large amount of microorganisms, suspended particles, pigments, Chemical Oxygen Demand (COD) and salts, so that the conductivity of the wastewater treated by the system is over 600us/cm, and the suspended matters and the Chemical Oxygen Demand (COD) of the effluent are higher. The existing recycling system is not provided with a corresponding precipitator and sterilization equipment, and the existing salt-containing wastewater still has a large amount of pigments, suspended matters and high salt content after being treated by the conventional sewage treatment system due to high salinity and high pigment content, so that the conductivity of the treated wastewater is still high, the Chemical Oxygen Demand (COD) and the suspended matters in the wastewater are also high, the wastewater cannot be recycled, and the waste of water resources and the pollution to the environment are caused by direct discharge. Therefore, a wastewater recycling system which can adapt to the use of sugar mills is urgently needed.
Disclosure of Invention
The utility model aims at providing a system for recycling waste water from sugar refinery to solve the problem that waste water from sugar refinery can not meet the recycling standard.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a system for recycling wastewater generated in refined sugar production comprises a saline wastewater treatment channel, a conventional wastewater treatment channel, a sedimentation tank, a water purifier, a disinfection system and a clean water tank; the outlet of the saline wastewater treatment channel is communicated with the inlet of the sedimentation tank and/or the inlet of the water purifier, the saline wastewater treatment channel is communicated with the discharge channel, and the outlet of the conventional wastewater treatment channel is communicated with the inlet of the sedimentation tank; the outlet of the sedimentation tank is communicated with the inlet of the water purifier and the outward discharge channel, the outlet of the water purifier is communicated with the outlet of the disinfection system, and the inlet of the clean water tank is communicated with the outlet of the disinfection system; the salt-containing wastewater treatment channel comprises a recovery pond, a biological treatment system and a precipitator; the recovery pond recovers saline wastewater, a pH regulator is placed in the recovery pond, an inlet of the biological treatment system is communicated with the recovery pond, an inlet of the precipitator is communicated with an outlet of the biological treatment system, and an outlet of the precipitator is communicated with the precipitation pond; the conventional wastewater treatment channel comprises a first hydrolysis acidification tank and an aerobic tank; the conventional wastewater enters the first hydrolysis acidification tank, and the inlet end of the aerobic tank is communicated with the outlet of the first hydrolysis acidification tank; the outlet of the aerobic tank is communicated with the inlet of the sedimentation tank.
Further, the biological treatment system comprises a second hydrolysis acidification tank and an aeration tank, wherein the outlet of the recovery tank is communicated with the inlet of the second hydrolysis acidification tank, the inlet of the aeration tank is communicated with the outlet of the second hydrolysis acidification tank, and the outlet of the aeration tank is communicated with the inlet of the precipitator.
Furthermore, the aerobic tank comprises a # 1 aerobic tank and a # 2 aerobic tank, an inlet of the # 1 aerobic tank is communicated with an outlet of the first hydrolysis acidification tank, an inlet of the # 2 aerobic tank is connected with an outlet of the # 1 aerobic tank, and an outlet of the # 2 aerobic tank is communicated with an inlet of the sedimentation tank.
Further, the system also comprises an emergency pool, wherein conventional wastewater is filled in the emergency pool, and an outlet of the emergency pool is communicated with an inlet of the first hydrolysis acidification pool.
Further, still include the moisturizing passageway, moisturizing passageway one end with the water purifier is connected, and the other end is connected with the river through first water pump.
Furthermore, efficient salt-tolerant strains are added into the biological treatment system.
Furthermore, a second water pump is arranged between the recovery tank and the biological treatment system, and the second water pump conveys the liquid in the recovery tank to the biological treatment system.
And the sedimentation tank and the precipitator are communicated with the inlet of the water purifier through the third water pump.
Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:
1. the neutralization pond of the utility model adjusts the PH of the salt-containing wastewater in the recovery pond, so that the PH value is in the optimal range of the biological treatment system, most suspended particles, pigments, Chemical Oxygen Demand (COD) and salt in the wastewater are decomposed and absorbed by microorganisms after passing through the biological treatment system, and impurities in the wastewater are further purified; and then, the pigment, chloride ions and the like in the wastewater are taken away through the precipitated sludge by precipitation in the precipitator, suspended matters and Chemical Oxygen Demand (COD) in the treated wastewater are further reduced to discharge standards and then are merged with the water in the conventional wastewater treatment channel for treatment, and the condition that the quality of the reclaimed water is unstable due to the fact that the salt-containing wastewater enters the conventional wastewater biological treatment system is avoided. The conventional waste water of workshop carries out biochemical treatment through the first hydrolysis acidification pond of conventional waste water treatment passageway, and after aerobic tank deep aeration biological treatment, the sedimentation tank further deposits, and the chemical oxygen demand COD of play water reduces to 30mg/L, and quality of water is limpid and transparent, and through taking out deep purification in the water purifier, play water turbidity can reduce to within 5NTU, and the rethread disinfection system supplies the process water after reaching standard to quality of water further disinfection. Based on the above, the utility model discloses an establish one set in addition and contain salt effluent disposal passageway, throw in containing salt effluent disposal passageway and throw high-efficient salt-tolerant biological bacterial and breed in order to adapt to the impact of high salinity. The treatment of the salt-containing wastewater and the separate treatment of the conventional workshop wastewater are performed, so that the impact of the salt-containing wastewater on a conventional wastewater treatment channel is avoided. The biological treatment channel for the salt-containing wastewater and the conventional biological treatment channel for the wastewater respectively treat different types of wastewater independently, so that the operation stability of the two sets of wastewater treatment channels can be improved, and the effluent quality can be improved. The effluent treated by the two biological treatment channels has low conductivity, low Chemical Oxygen Demand (COD) and low suspended matter, and the high-quality effluent is recycled, and the residual wastewater is discharged outside, so that the wastewater of the neutralization pond of the sugar refinery is recycled. The problem that the waste water in the neutralization pond of the sugar refinery can not reach the recycling standard is solved, the consumption of fresh water is greatly reduced, and the consumption of fresh water of each ton of sugar cane in the sugar manufacturing process is below 0.2 t/t.
2. The utility model realizes the water supplement of the system by arranging the water supplement channel, and can effectively prevent the production from being influenced by insufficient water; by arranging a plurality of water pumps and through the informatization control of the prior art, automatic water replenishing is realized, and the working efficiency of the system is improved; a multi-stage aerobic tank is arranged, so that the treatment effect of conventional wastewater is improved; by adding efficient salt-tolerant strains into the biological treatment system, the strain specificity of the biological treatment system is improved, and the wastewater treatment efficiency is improved; the emergency pool is arranged for preventing the conventional wastewater from increasing and the wastewater is discharged due to insufficient treatment capacity of the conventional wastewater treatment channel.
Drawings
Fig. 1 is a block diagram of the system structure of the present invention.
In the attached drawing, 1-a salt-containing wastewater treatment channel, 2-a conventional wastewater treatment channel, 3-a sedimentation tank, 4-a water purifier, 5-a disinfection device, 6-a clean water tank, 7-a water replenishing channel, 8-an emergency tank, 9-a recovery tank, 10-a biological treatment system, 11-a precipitator, 12-a first hydrolysis acidification tank, 13-1# aerobic tank, 14-2# aerobic tank, 15-a second hydrolysis acidification tank, 16-an aeration tank, 17-a first water pump, 18-a second water pump, 19-a third water pump and 20-an external discharge channel.
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1, a system for recycling wastewater from refined sugar production comprises a saline wastewater treatment channel 1, a conventional wastewater treatment channel 2, a sedimentation tank 3, a water purifier 4, a disinfection system, a clean water tank 6, a water supplementing channel 7 and an emergency tank 8; an outlet of the saline wastewater treatment channel 1 is communicated with an inlet of the sedimentation tank 3 and/or an inlet of the water purifier 4, an outlet of the saline wastewater treatment channel 1 is communicated with an inlet of the sedimentation tank 3 and an inlet of the water purifier 4 in the embodiment, an outlet of the saline wastewater treatment channel 1 is communicated with the outward discharge channel 20, and an outlet of the conventional wastewater treatment channel 2 is communicated with an inlet of the sedimentation tank 3; the outlet of the sedimentation tank 3 is communicated with the inlet of the water purifier 4 and the outward discharge channel 20, the outlet of the water purifier 4 is communicated with the outlet of the disinfection system, and the inlet of the clean water tank 6 is communicated with the outlet of the disinfection system; the saline wastewater treatment channel 1 comprises a recovery pond 9, a biological treatment system 10 and a precipitator 11; the recovery tank 9 recovers the saline wastewater, the pH regulator is placed in the recovery tank 9, the inlet of the biological treatment system 10 is communicated with the recovery tank 9, the inlet of the precipitator 11 is communicated with the outlet of the biological treatment system 10, the outlet of the precipitator 11 is communicated with the inlets of the precipitation tank 3 and the water purifier 4, and the outlet of the precipitator 11 is also communicated with the discharge channel 20; the conventional wastewater treatment channel 2 comprises a first hydrolysis acidification tank 12 and an aerobic tank; the conventional wastewater enters a first hydrolysis acidification tank 12, and the inlet end of an aerobic tank is communicated with the outlet of the first hydrolysis acidification tank 12; the outlet of the aerobic tank is communicated with the inlet of the sedimentation tank 3. One end of the water replenishing channel 7 is connected with the water purifier 4, and the other end of the water replenishing channel is connected with river water through a first water pump 17. The emergency pool 8 is filled with conventional wastewater, and the outlet of the emergency pool 8 is communicated with the inlet of the first hydrolysis acidification pool 12.
In this embodiment, the biological treatment system 10 includes a second hydrolysis acidification tank 15 and an aeration tank 16, the outlet of the recovery tank 9 is communicated with the inlet of the second hydrolysis acidification tank 15, the inlet of the aeration tank 16 is communicated with the outlet of the second hydrolysis acidification tank 15, and the outlet of the aeration tank 16 is communicated with the inlet of the precipitator 11. The aerobic tank comprises a # 1 aerobic tank 13 and a # 2 aerobic tank 14, the inlet of the # 1 aerobic tank 13 is communicated with the outlet of the first hydrolysis acidification tank 12, the inlet of the # 2 aerobic tank 14 is connected with the outlet of the # 1 aerobic tank 13, and the outlet of the # 2 aerobic tank 14 is communicated with the inlet of the sedimentation tank 3. Efficient salt-tolerant strains are added into the second hydrolysis acidification tank 15 and the aeration tank 16, and it is required to be explained that the salt-tolerant strains are in the prior art. A second water pump 18 is arranged between the recovery tank 9 and the second hydrolysis acidification tank 15 of the biological treatment system 10, and the second water pump 18 is used for conveying the liquid in the recovery tank 9 to the second hydrolysis acidification tank 15 of the biological treatment system 10. And a third water pump 19 is arranged between the sedimentation tank 3, the precipitator 11 and the water purifier 4, and the sedimentation tank 3 and the precipitator 1 are communicated with the water purifier through the third water pump 19. In this embodiment, the water purifier 4 is mature prior art, and the specific structure of the water purifier 4 is not described in detail in this application. The first water pump 17, the second water pump 18 and the third water pump 19 are all water pumps with the lift of 20m, the flow rate of 160m3/h and the model of KQW 125/125-15/2. The precipitator 11 is prior art and the precipitator 11 may be a lanemar precipitator. The disinfection system is prior art and may be a chlorine dioxide generator.
In the embodiment, the pH of the saline wastewater in the neutralization pond is adjusted in the recovery pond 9, so that the pH value is in the optimal range of the biological treatment system 10, most suspended particles, pigments, Chemical Oxygen Demand (COD) and salts in the wastewater are decomposed and absorbed by microorganisms after passing through the biological treatment system 10, and impurities in the wastewater are further purified; and then the wastewater is precipitated in the precipitator 11, pigments, chloride ions and the like in the wastewater are taken away through precipitated sludge, suspended matters and chemical oxygen demand COD in the treated wastewater are further reduced to discharge standards and then are merged with water in the conventional wastewater treatment channel 2 for treatment, and therefore the problem that the quality of reclaimed water is unstable due to the fact that salt-containing wastewater enters the conventional wastewater biological treatment system 10 is avoided. The conventional waste water of workshop carries out biochemical treatment through the first hydrolysis acidification pond 12 of conventional waste water treatment passageway 2, and after aerobic tank deep aeration biological treatment, sedimentation tank 3 further deposits, and play water chemical oxygen demand COD reduces to 30mg/L, and quality of water is limpid and transparent, and through taking out deep purification in water purifier 4, the play water turbidity can reduce to within 5NTU, supplies the process water after rethread disinfection system is up to standard to quality of water further disinfection. Based on the above, the utility model discloses an establish one set in addition and contain salt effluent disposal passageway 1, throw with high-efficient salt-tolerant biological bacterial and breed in order to adapt to the impact of high salinity in containing salt effluent disposal passageway 1. The treatment of the salt-containing wastewater and the separate treatment of the conventional wastewater in a workshop are carried out, so that the impact of the salt-containing wastewater on the conventional wastewater treatment channel 2 is avoided. The biological treatment channel for the salt-containing wastewater and the conventional biological treatment channel for the wastewater respectively treat different types of wastewater independently, so that the operation stability of the two sets of wastewater treatment channels can be improved, and the effluent quality can be improved. The effluent treated by the two biological treatment channels has low conductivity, low Chemical Oxygen Demand (COD) and low suspended matter, and the high-quality effluent is recycled, and the residual wastewater is discharged outside, so that the wastewater of the neutralization pond of the sugar refinery is recycled. The problem that the waste water in the neutralization pond of the sugar refinery can not reach the recycling standard is solved, the consumption of fresh water is greatly reduced, and the consumption of fresh water of each ton of sugar cane in the sugar manufacturing process is below 0.2 t/t. By arranging the water replenishing channel 7, the water replenishing of the system is realized, and the influence on the production caused by insufficient water can be effectively prevented; by arranging a plurality of water pumps and through the informatization control of the prior art, automatic water replenishing is realized, and the working efficiency of the system is improved; a multi-stage aerobic tank is arranged, so that the treatment effect of conventional wastewater is improved; by adding efficient salt-tolerant strains into the biological treatment system 10, the strain specificity of the biological treatment system 10 is improved, and the wastewater treatment effect is improved; the emergency pool 8 is arranged for preventing the conventional wastewater from increasing and the wastewater is directly discharged due to insufficient treatment capacity of the conventional wastewater treatment channel 2.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (8)
1. The utility model provides a produce refined sugar waste water recycle system which characterized in that: comprises a saline wastewater treatment channel, a conventional wastewater treatment channel, a sedimentation tank, a water purifier, a disinfection system and a clean water tank; the outlet of the saline wastewater treatment channel is communicated with the inlet of the sedimentation tank and/or the inlet of the water purifier, the saline wastewater treatment channel is communicated with the discharge channel, and the outlet of the conventional wastewater treatment channel is communicated with the inlet of the sedimentation tank; the outlet of the sedimentation tank is communicated with the inlet of the water purifier and the outward discharge channel, the outlet of the water purifier is communicated with the outlet of the disinfection system, and the inlet of the clean water tank is communicated with the outlet of the disinfection system; the salt-containing wastewater treatment channel comprises a recovery pond, a biological treatment system and a precipitator; the recovery pond recovers saline wastewater, a pH regulator is placed in the recovery pond, an inlet of the biological treatment system is communicated with the recovery pond, an inlet of the precipitator is communicated with an outlet of the biological treatment system, and an outlet of the precipitator is communicated with the precipitation pond; the conventional wastewater treatment channel comprises a first hydrolysis acidification tank and an aerobic tank; the conventional wastewater enters the first hydrolysis acidification tank, and the inlet end of the aerobic tank is communicated with the outlet of the first hydrolysis acidification tank; the outlet of the aerobic tank is communicated with the inlet of the sedimentation tank.
2. The system for recycling wastewater from the production of refined sugar according to claim 1, wherein: the biological treatment system comprises a second hydrolysis acidification tank and an aeration tank, wherein an outlet of the recovery tank is communicated with an inlet of the second hydrolysis acidification tank, an inlet of the aeration tank is communicated with an outlet of the second hydrolysis acidification tank, and an outlet of the aeration tank is communicated with an inlet of the precipitator.
3. The system for recycling wastewater from the production of refined sugar according to claim 1, wherein: the aerobic tank comprises a # 1 aerobic tank and a # 2 aerobic tank, wherein an inlet of the # 1 aerobic tank is communicated with an outlet of the first hydrolysis acidification tank, an inlet of the # 2 aerobic tank is connected with an outlet of the # 1 aerobic tank, and an outlet of the # 2 aerobic tank is communicated with an inlet of the sedimentation tank.
4. The system for recycling wastewater from the production of refined sugar according to claim 1, wherein: still include emergent pond, be equipped with conventional waste water in the emergent pond, the export in emergent pond with the entry intercommunication in first hydrolysis acidification pond.
5. The system for recycling wastewater from the production of refined sugar according to claim 1, wherein: still include the moisturizing passageway, moisturizing passageway one end with the water purifier is connected, and the other end is connected with the river through first water pump.
6. The system for recycling wastewater from the production of refined sugar according to claim 1, wherein: and the biological treatment system is added with high-efficiency salt-tolerant strains.
7. The system for recycling wastewater from the production of refined sugar according to claim 1, wherein: and a second water pump is arranged between the recovery tank and the biological treatment system and is used for conveying the liquid in the recovery tank to the biological treatment system.
8. The system for recycling wastewater from the production of refined sugar according to claim 1, wherein: still include the third water pump, sedimentation tank, settler all pass through the third water pump with the water purifier entry intercommunication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020720785.0U CN212425794U (en) | 2020-04-30 | 2020-04-30 | Produce refined sugar waste water recycle system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020720785.0U CN212425794U (en) | 2020-04-30 | 2020-04-30 | Produce refined sugar waste water recycle system |
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| CN212425794U true CN212425794U (en) | 2021-01-29 |
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| CN202020720785.0U Active CN212425794U (en) | 2020-04-30 | 2020-04-30 | Produce refined sugar waste water recycle system |
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