CN203382609U - Food wastewater treatment system - Google Patents
Food wastewater treatment system Download PDFInfo
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- CN203382609U CN203382609U CN201320392812.6U CN201320392812U CN203382609U CN 203382609 U CN203382609 U CN 203382609U CN 201320392812 U CN201320392812 U CN 201320392812U CN 203382609 U CN203382609 U CN 203382609U
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Abstract
The utility model provides a food wastewater treatment system capable of effectively removing suspended materials, heavy oil stains, ammonia nitrogen, dissolved salts, colloids, microbes and organic matters which are contained in water and achieving high removing rate of COD (Chemical Oxygen Demand) in sewage. The food wastewater treatment system comprises an oil refining wastewater collecting and regulating pond, a cooler, an oil isolation device, a dissolved-air flotation device, a quartz sand packed tower, a membrane bioreactor, a biological contact oxidation pond, an ultraviolet sterilizer and a recycling water collecting pond which are sequentially and mutually connected, wherein the oil isolation device comprises an outer barrel body provided with a water inlet and a water outlet; the outer barrel body is internally provided with an oil stain barrel; the oil stain barrel is internally provided with an oil stain adsorption device; the water inlet of the oil stain barrel is communicated with the water inlet of the outer barrel body; a filtering water hole is formed at the bottom of the oil stain barrel.
Description
Technical field
The utility model relates to a kind of wastewater treatment of food service industry, especially relates to a kind of food wastewater treatment system.
Background technology
The sewage quantity of the annual discharge of China is very large, discharge is few again after treatment, environment is done a lot of damage, each large water system of China all produces pollution in various degree, the water surrounding severe exacerbation, the oil refining sewerage of food service industry is crude refining, the class industry oily(waste)water produced in the processes such as processing and oil product washing, in oil refining sewerage, the concentration of pollutent is high, composition is more complicated, contain a large amount of heavy oil dirts, ammonia nitrogen and COD, the pharmaceutical chemicals such as volatile phenol and salt, not only concentration is high and toxicity is large, oxygen consumption is serious, become one of industry of serious environment pollution, therefore, the direct discharge of oil refining sewerage not only can serious environment pollution, and a large amount of heavy sump oil in oily(waste)water can be discharged with sewage, thereby cause the waste of resource.
The utility model content
Therefore, for above-mentioned problem, the utility model provides a kind of can remove that suspended substance in water, heavy oil are dirty effectively, the high food wastewater treatment system of COD clearance in ammonia nitrogen and dissolved salts, colloid, microorganism and organic, sewage.
For achieving the above object, the utility model is achieved through the following technical solutions: a kind of food wastewater treatment system, comprise that interconnective refinery water is collected equalizing tank successively, water cooler, oil-isolating device, dissolved air flotation device, the quartz sand filler tower, membrane bioreactor, biological contact oxidation pond, ultraviolet sterilizer and reuse water collecting tank, described oil-isolating device comprise have into, the exterior bowl of water outlet, be provided with the greasy dirt bucket in described exterior bowl, be provided with the greasy dirt adsorption unit in described greasy dirt bucket, the water-in of described greasy dirt bucket is connected with the water-in of exterior bowl, the greasy dirt bottom of the barrel is provided with filtered water bore.
Further improved: described greasy dirt adsorption unit is serially connected on main shaft and is formed by the oil suction grid sheet with through hole.
Further improved: described quartz sand filler tower comprises tower body, be located at the tower lid on tower body top, be located at middle part in tower body and allow the settler of solid particulate rapid precipitation, the quartz sand filtration layer, micro-electrolysis stuffing cylinder and advance waste pipe, described quartz sand filtration layer is located at the top of described settler in tower body, the bottom that is positioned at settler in described tower body is provided with dashpot, be provided with micro-electrolysis stuffing in described micro-electrolysis stuffing cylinder, described micro-electrolysis stuffing cylinder is successively through the tower lid, the quartz sand filtration layer, settler is connected with the dashpot in tower body, be evenly equipped with permeable hole on the diapire of described micro-electrolysis stuffing cylinder, describedly advance waste pipe and be covered on micro-electrolysis stuffing cylinder top through tower, described tower body top is provided with water outlet.
Further improved: the middle part that described settler comprises the outside cylinder cylindrical shell that is arranged on the tower body inboard and is located at outside cylinder cylindrical shell inboard is provided with the inner cylindrical tube body that inserts perforation for the micro-electrolysis stuffing cylinder, radially tiltingly between described outside cylinder cylindrical shell and inner cylindrical tube body is evenly equipped with a plurality of swash plates.
Further improved: in described biological contact oxidation pond, bottom is equipped with tracheae, be evenly equipped with production well on described tracheae, one end of described tracheae stretches out outside pond and is connected with blower fan, and the top, air outlet that is positioned at tracheae in described biological contact oxidation pond is provided with the active sludge filler.
Further improved: the top that is positioned at the active sludge filler in described biological contact oxidation pond also is provided with the activated carbon adsorption layer.
By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: this novel food product Waste Water Treatment, effectively separate greasy dirt and sewage by oil-isolating device and dissolved air flotation device, separating obtained sewage enters the reuse water collecting tank more successively after quartz sand filler tower, membrane bioreactor, biological contact oxidation pond, ultraviolet sterilizer purifying treatment.The filtrate of quartz sand filler tower is high grade quartz sand, thereby its under certain pressure turbidity higher water effectively remove by certain thickness granular or on-granulated material the process that suspended impurity makes clarification of water, impurity in energy filtering water, dissolved salts, particulate matter, silt, suspended substance, colloid etc., reduce the turbidity of water, thereby guarantee that it goes out aqua index; Membrane bioreactor can be converted into small organic molecule carbonic acid gas and water, and the tunica fibrosa of hollow can draw and cut microorganism, has reduced to the full extent the index that water suspension; The degradation capability of bio-contact oxidation is strong, effectively in degradation water, causes color substance, removes suspended substance in water, improves the clearance of organic matter of sewage, but makes the COD qualified discharge in waste water; Ultraviolet sterilizer, the biological structure of the photo damage microorganism of the special wavelength that can utilize quartz burner to send reaches the purpose of kill harmful thalline, and its lethality is strong, can cut off at short notice pathogeny, kill the pernicious bacteria in water.
Further improve: the micro-electrolysis stuffing cylinder in the quartz sand filler tower can utilize micro-electrolysis material self the generation 1.2V potential difference be filled in waste water to carry out electrolysis treatment to waste water, to reach the purpose of degradable organic pollutant, there is stronger absorption, flocculation activity, particularly after adding the adjusting PH with base value, generate ferrous hydroxide and ferric hydroxide colloid flocculation agent, the ferric hydroxide colloid that their adsorptive power obtains higher than general medicament hydrolysis far away, the molecule disperseed in planar water in a large number, metallics and organic macromolecule, its principle of work is based on electrochemistry, oxidation, reduction, the acting in conjunction of physical adsorption and flocculation sediment is processed waste water.Have applied widely, treatment effect good, with low cost, convenient operating maintenance, do not need the advantages such as power consumption resource.
The accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the utility model embodiment.
Fig. 2 is the structural representation of quartz sand filler tower of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Embodiment:
Referring to figs. 1 to Fig. 2, the present embodiment discloses a kind of food wastewater treatment system, comprise that interconnective refinery water is collected equalizing tank 1 successively, water cooler 2, oil-isolating device 3, dissolved air flotation device 4, quartz sand filler tower 5, membrane bioreactor 6, biological contact oxidation pond 7, ultraviolet sterilizer 8 and reuse water collecting tank 9, described oil-isolating device 3 comprise have into, the exterior bowl 31 of water outlet, be provided with greasy dirt bucket 32 in described exterior bowl 31, be provided with the greasy dirt adsorption unit in described greasy dirt bucket 32, described greasy dirt adsorption unit is serially connected on main shaft 34 and is formed by the oil suction grid sheet 33 with through hole, the water-in of described greasy dirt bucket 32 is connected with the water-in of exterior bowl, greasy dirt bucket 32 bottoms are provided with filtered water bore.In this novel oil-isolating device, the oil suction grid sheet can carry out successively oil suction of multilayer to profit, realizes the sharp separation of profit.Grid sheet is provided with through hole, and mobile being convenient to of sewage fully processed oily(waste)water, further accelerated the separation of profit.
Described quartz sand filler tower 5 comprises tower body 51, be located at the tower lid 52 on tower body 51 tops, be located at the interior middle part of tower body 51 and allow the settler 53 of solid particulate rapid precipitation, quartz sand filtration layer 54, micro-electrolysis stuffing cylinder 55 and advance waste pipe 56, the middle part that described settler 53 comprises the outside cylinder cylindrical shell 511 that is arranged on tower body 51 inboards and is located at outside cylinder cylindrical shell 511 inboards is provided with for micro-electrolysis stuffing cylinder 55 and inserts the inner cylindrical tube body 512 of perforation, radially tiltingly between described outside cylinder cylindrical shell and inner cylindrical tube body be evenly equipped with a plurality of swash plates 513, described quartz sand filtration layer 54 is located at the top of the interior described settler 53 of tower body 51, the bottom that is positioned at settler 53 in described tower body 51 is provided with dashpot 57, be provided with micro-electrolysis stuffing 58 in described micro-electrolysis stuffing cylinder 55, described micro-electrolysis stuffing cylinder 55 is successively through tower lid 52, quartz sand filtration layer 54, settler 53 is connected with the dashpot 57 in tower body 51, be evenly equipped with permeable hole on the diapire of described micro-electrolysis stuffing cylinder 55, describedly advance waste pipe 56 and be located at micro-electrolysis stuffing cylinder 55 tops through tower lid 52, described tower body 51 tops are provided with water outlet.Waste water enters in tower body and cushions backward surrounding diffusion by dashpot from advancing waste pipe after the dissolved air flotation device oil removal is processed after the micro-electrolysis stuffing electrolysis treatment of micro-electrolysis stuffing cylinder, then to tower top, flow stably, sewage is in uphill process, density is greater than the suspended solid of water as made filler, fiber fines, the inorganic particles such as mud yarn constantly sink and pass through settler, accelerate precipitation, every two swash plates of settler are equivalent to a very little settling tank, the solids precipitation time is shortened dramatically, utilize perpendicular stream principle, reach the purpose of rapid precipitation, the sewage flow through from settler further after the quartz sand filtration layer filters the water outlet from tower body top flow out, the filtrate of quartz sand filtration layer is high grade quartz sand, thereby its under certain pressure turbidity higher water effectively remove by certain thickness granular or on-granulated material the process that suspended impurity makes clarification of water, impurity in energy filtering water, dissolved salts, particulate matter, silt, suspended substance, colloid etc., reduce the turbidity of water, thereby guarantee that it goes out aqua index.Micro-electrolysis stuffing cylinder in the quartz sand filler tower can utilize micro-electrolysis material self the generation 1.2V potential difference be filled in waste water to carry out electrolysis treatment to waste water, to reach the purpose of degradable organic pollutant, there is stronger absorption, flocculation activity, particularly after adding the adjusting PH with base value, generate ferrous hydroxide and ferric hydroxide colloid flocculation agent, the ferric hydroxide colloid that their adsorptive power obtains higher than general medicament hydrolysis far away, the molecule disperseed in planar water in a large number, metallics and organic macromolecule, its principle of work is based on electrochemistry, oxidation, reduction, the acting in conjunction of physical adsorption and flocculation sediment is processed waste water.Have applied widely, treatment effect good, with low cost, convenient operating maintenance, do not need the advantages such as power consumption resource.
The interior bottom of described biological contact oxidation pond 7 is equipped with tracheae 71, on described tracheae 71, is evenly equipped with production well, and an end of described tracheae 71 stretches out outside pond and is connected with blower fan 9, and the top, air outlet that is positioned at tracheae in described biological contact oxidation pond is provided with active sludge filler 72.The degradation capability of bio-contact oxidation is strong, effectively in degradation water, causes color substance, removes suspended substance in water, improves the clearance of organic matter of sewage, but makes the COD qualified discharge in waste water.Can utilize blower fan to carry out to pool inner water the oxygen level that oxygenating can effectively improve waste water simultaneously.
The top that is positioned at active sludge filler 72 in described biological contact oxidation pond 7 also is provided with activated carbon adsorption layer 73.The activated carbon adsorption layer can further carry out treatment and purification, except look, taste removal, except anhydrating middle ammonia nitrogen and organism, the suspended substance in the water that dams and biological floe, improve effluent characteristics.
The above record, only, for utilizing the embodiment of this origination techniques content, modification, variation that any those skilled in the art use this creation to do, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (6)
1. a food wastewater treatment system, it is characterized in that: comprise that interconnective refinery water is collected equalizing tank, water cooler, oil-isolating device, dissolved air flotation device, quartz sand filler tower, membrane bioreactor, biological contact oxidation pond, ultraviolet sterilizer and reuse water collecting tank successively, described oil-isolating device comprises the exterior bowl with entery and delivery port, be provided with the greasy dirt bucket in described exterior bowl, be provided with the greasy dirt adsorption unit in described greasy dirt bucket, the water-in of described greasy dirt bucket is connected with the water-in of exterior bowl, and the greasy dirt bottom of the barrel is provided with filtered water bore.
2. food wastewater treatment system according to claim 1, it is characterized in that: described greasy dirt adsorption unit is serially connected on main shaft and is formed by the oil suction grid sheet with through hole.
3. food wastewater treatment system according to claim 1, it is characterized in that: described quartz sand filler tower comprises tower body, be located at the tower lid on tower body top, be located at middle part in tower body and allow the settler of solid particulate rapid precipitation, the quartz sand filtration layer, micro-electrolysis stuffing cylinder and advance waste pipe, described quartz sand filtration layer is located at the top of described settler in tower body, the bottom that is positioned at settler in described tower body is provided with dashpot, be provided with micro-electrolysis stuffing in described micro-electrolysis stuffing cylinder, described micro-electrolysis stuffing cylinder is successively through the tower lid, the quartz sand filtration layer, settler is connected with the dashpot in tower body, be evenly equipped with permeable hole on the diapire of described micro-electrolysis stuffing cylinder, describedly advance waste pipe and be covered on micro-electrolysis stuffing cylinder top through tower, described tower body top is provided with water outlet.
4. food wastewater treatment system according to claim 3, it is characterized in that: the middle part that described settler comprises the outside cylinder cylindrical shell that is arranged on the tower body inboard and is located at outside cylinder cylindrical shell inboard is provided with the inner cylindrical tube body that inserts perforation for the micro-electrolysis stuffing cylinder, radially tiltingly between described outside cylinder cylindrical shell and inner cylindrical tube body is evenly equipped with a plurality of swash plates.
5. food wastewater treatment system according to claim 1, it is characterized in that: in described biological contact oxidation pond, bottom is equipped with tracheae, be evenly equipped with production well on described tracheae, one end of described tracheae stretches out outside pond and is connected with blower fan, and the top, air outlet that is positioned at tracheae in described biological contact oxidation pond is provided with the active sludge filler.
6. food wastewater treatment system according to claim 5, it is characterized in that: the top that is positioned at the active sludge filler in described biological contact oxidation pond also is provided with the activated carbon adsorption layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320392812.6U CN203382609U (en) | 2013-07-03 | 2013-07-03 | Food wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320392812.6U CN203382609U (en) | 2013-07-03 | 2013-07-03 | Food wastewater treatment system |
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| Publication Number | Publication Date |
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| CN203382609U true CN203382609U (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320392812.6U Expired - Fee Related CN203382609U (en) | 2013-07-03 | 2013-07-03 | Food wastewater treatment system |
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| CN (1) | CN203382609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105366852A (en) * | 2015-12-16 | 2016-03-02 | 无锡吉进环保科技有限公司 | Micro-power oxidation reactor suitable for wastewater treatment |
-
2013
- 2013-07-03 CN CN201320392812.6U patent/CN203382609U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105366852A (en) * | 2015-12-16 | 2016-03-02 | 无锡吉进环保科技有限公司 | Micro-power oxidation reactor suitable for wastewater treatment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20170703 |
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| CF01 | Termination of patent right due to non-payment of annual fee |