CN203820575U - Homogeneous regulating unit structure of kitchen waste water pretreatment system - Google Patents
Homogeneous regulating unit structure of kitchen waste water pretreatment system Download PDFInfo
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- CN203820575U CN203820575U CN201420242758.1U CN201420242758U CN203820575U CN 203820575 U CN203820575 U CN 203820575U CN 201420242758 U CN201420242758 U CN 201420242758U CN 203820575 U CN203820575 U CN 203820575U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 230000001105 regulatory effect Effects 0.000 title abstract description 11
- 239000010806 kitchen waste Substances 0.000 title abstract 3
- 239000002351 wastewater Substances 0.000 claims abstract description 43
- 239000000523 sample Substances 0.000 claims abstract description 9
- 239000010813 municipal solid waste Substances 0.000 claims description 39
- 238000001556 precipitation Methods 0.000 claims description 26
- 238000001816 cooling Methods 0.000 claims description 20
- 239000000701 coagulant Substances 0.000 claims description 18
- 238000007781 pre-processing Methods 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 18
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 16
- 239000010865 sewage Substances 0.000 description 14
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- 238000000855 fermentation Methods 0.000 description 7
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- 235000012055 fruits and vegetables Nutrition 0.000 description 5
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- 238000006243 chemical reaction Methods 0.000 description 4
- 239000010794 food waste Substances 0.000 description 4
- 238000002203 pretreatment Methods 0.000 description 4
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- 210000000476 body water Anatomy 0.000 description 3
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- 238000006396 nitration reaction Methods 0.000 description 2
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- 239000002002 slurry Substances 0.000 description 2
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- 239000002028 Biomass Substances 0.000 description 1
- 235000002566 Capsicum Nutrition 0.000 description 1
- 240000008574 Capsicum frutescens Species 0.000 description 1
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- 238000004378 air conditioning Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
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Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Activated Sludge Processes (AREA)
Abstract
The utility model discloses a homogeneous regulating unit structure of a kitchen waste water pretreatment system. The homogeneous regulating unit structure is characterized by comprising a regulating tank, wherein one end of the regulating tank is a water inlet end connected with a water outlet pipeline of an oil separation sedimentation tank, the other end is a water outlet end which is connected with a demulsification coagulation and air floatationdross removaldevice through a lift pump and a water outlet lift pipeline, a temperature probe and an outlet water temperature regulating device are further arranged at the water outlet end of the regulating tank, and the position of the temperature probecorresponds to the position of a water inlet of the water outlet lift pipeline. The homogeneous regulating unit structure of the kitchen waste water pretreatment system has the advantages that the structure is simple and reliable, homogenizing and equal quantity of waste water as well as temperature regulation can be achieved, a follow-up process waste water treatment effect can be guaranteed and improved, and the like.
Description
Technical field
The utility model relates to a kind of kitchen garbage, waste-water preprocessing system, especially a kind of kitchen garbage, waste-water preprocessing system homogeneous regulon structure.
Background technology
People will produce constantly various waste rubbish in urban life, wherein rubbish from cooking refers to the remaining rubbish of kitchen processing food materials, fruits and vegetables rubbish mainly refers to that fruit and vegetable market produces various take discard fruits and vegetables as main rubbish, it is main feature that two kinds of rubbish all have organism.Because domestic technology of garbage disposal is still processed more rudimentary developmental stage, the remaining fruits and vegetables rubbish in existing kitchen is not generally done classification and is processed, to transport to refuse tip landfill together with common rubbish, processing can cause great environmental pollution like this, life and health that the not only percolate of generation meeting polluted underground water, and the biogas producing and strong smell can have a strong impact on people.But in fact in the remaining fruits and vegetables rubbish in kitchen, the overwhelming majority is organism and thermal source, can consider to reclaim bio-energy again to utilize after slurrying, reduces people to naturally asking for and consuming, and will have great meaning to protect mankind living environment.
Applicant once designed a kind of changing food waste removal of impurities slurrying all-in-one, and applied for that the patent No. was 201330347758.9 utility model, and the serial local improvement to this machine, has also applied for series of patents protection simultaneously.When this changing food waste removal of impurities slurrying all-in-one uses, kitchen garbage breaking can be obtained be rich in the rubbish slurries of biomass and thermal source.Then rubbish slurries are carried out to high-temperature anaerobic fermentation processing, can decompose and make biogas and collect to utilize, after fermentation residual sludge can dewater after for the production of organic chemical fertilizer.Make like this changing food waste obtain abundant regeneration.
But wherein, the leachate waste water of deviating from during dehydration, need to be after sewage disposal could qualified discharge; During sewage disposal, applicant considers mainly to adopt SHARON short-cut nitrification and denitrification technique to carry out sewage disposal in conjunction with the mode of MBR Membrane Bioreactor for Wastewater Treatment.But due to the singularity of kitchen garbage, waste-water composition, it contains nitrogenous compound and the remaining suspended substance etc. that dewaters that the oil that do not decomposed by thermophilic fermentation in a large number, organism, protein stay after by ammonification.Have that the water yield is large, draining is inhomogeneous, organism and ammonia nitrogen concentration is high, impurity and suspended substance many, the feature of good biodegradability, is a kind of high concentrated organic wastewater.Therefore only depend on SHARON short-cut nitrification and denitrification technique in conjunction with the mode of MBR Membrane Bioreactor for Wastewater Treatment, still cannot meet the requirement that kitchen garbage, waste-water is processed.Need to design preprocessing system targetedly, improve wastewater treatment efficiency, can emission compliance.
When this preprocessing system of design, need to consider how to design a kind of waste water homogeneous regulon structure, can realize the homogeneous of waste water, all measure adjusting, guarantee subsequent wastewater treatment effect.
Utility model content
For above-mentioned the deficiencies in the prior art, the technical problems to be solved in the utility model is how to provide a kind of simple in structure, reliably, can realize waste water homogeneous and all measure adjusting, be beneficial to the kitchen garbage, waste-water preprocessing system homogeneous regulon structure that improves subsequent wastewater treatment effect.
In order to solve the problems of the technologies described above, in the utility model, adopted following technical scheme:
A kind of kitchen garbage, waste-water preprocessing system homogeneous regulon structure, it is characterized in that, comprise equalizing tank, equalizing tank one end is the feed-water end being connected with the outlet conduit of oil partiting precipitation pool, the other end is that water side and water side are connected with Demulsification and coagulant air supporting deslagging device with water outlet riser tubing by lift pump, position, equalizing tank water side is also provided with temp probe and apparatus for controlling water exit temperature, and temp probe position and water outlet riser tubing water inlet position are corresponding.
In the utility model, be provided with equalizing tank, allow sewage after oil removal precipitation, enter subsequent disposal and advance into equalizing tank and stay for some time, the homogeneous that conveniently carries out sewage PH value and N/P ratio regulates, can regulate and control temperature, improve the validity of follow-up sewage treatment process simultaneously.
As optimization, the apparatus for controlling water exit temperature that described equalizing tank water side arranges, comprise a cooling tower that is positioned at equalizing tank outside, cooling tower fluid inlet is connected with top, equalizing tank water side by pipeline, cooling tower liquid outlet is connected with bottom, equalizing tank water side by the pipeline with water pump, and the water-in correspondence of the water outlet riser tubing of equalizing tank water side extends downwardly into equalizing tank water side bottom position; On the pipeline that described cooling tower fluid inlet is connected with liquid outlet, be also provided with electrothermal module.
Like this, be provided with the apparatus for controlling water exit temperature of external circulating system, extracting the garbage, waste-water of equalizing tank exit end out equalizing tank makes it after cooling tower and electrothermal module, get back to equalizing tank exit end outward, by temp probe, detect water exit position water temperature, then opening as required cooling tower cooling or electrothermal module heats, the water temperature of strict guarantee water outlet is the required water temperature requirement of subsequent technique, the processing of need to lowering the temperature general summer, need heat treatment winter, guarantee that water temperature is controlled at 40 ℃ of left and right, guarantee subsequent technique treatment effect.This apparatus for controlling water exit temperature also has simple in structure, convenient enforcement, temperature adjusting efficiency advantages of higher.
Further, also comprise an emergent equalizing tank, emergent equalizing tank one end is connected by the pipeline of belt switch valve and the outlet conduit of oil partiting precipitation pool, and the other end is provided with apparatus for controlling water exit temperature and is connected with Demulsification and coagulant air supporting deslagging device with equalizing tank respectively by the pipe with lift pump.
Wherein, emergent equalizing tank and equalizing tank, all according to 1248 cubic metres of left and right capacity setting, guarantee that water quality stops 24 hours, to play good homogenizing effect.Like this, arrange after emergent equalizing tank, when flooding quantity larger, when equalizing tank has little time to process, water inlet can be imported in emergent equalizing tank and regulate, then when flooding quantity hour, can lean on equalizing tank to supply water to subsequent technique, therefore emergent equalizing tank can play the effect of emergent regulation and control, guarantee the continuity that subsequent technique is processed, can play better homogeneous and all measure regulating effect.
In sum, the utlity model has simple and reliable for structurely, can realize that waste water homogeneous is all measured and the adjusting of temperature, be beneficial to and guarantee and improve the advantages such as subsequent technique water treatment effect.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation sketch that has adopted the kitchen garbage, waste-water preprocessing system of the utility model structure.
Embodiment
Below in conjunction with a kind of kitchen garbage, waste-water preprocessing system that has adopted the utility model structure and accompanying drawing thereof, the utility model is described in further detail.
Be illustrated in fig. 1 shown below, a kind of kitchen garbage, waste-water preprocessing system that adopts the utility model structure, comprise oil partiting precipitation pool 1, equalizing tank 2 and Demulsification and coagulant air supporting deslagging device, one end of described oil partiting precipitation pool 1 is provided with rubbish fermentation wastewater inlet pipe 4, the other end is connected with equalizing tank 2 by outlet conduit 5, is provided with oil slick removal device in oil partiting precipitation pool 1, described equalizing tank 2 one end are the feed-water end being connected with the outlet conduit 5 of oil partiting precipitation pool, the other end is that water side and water side are connected with Demulsification and coagulant air supporting deslagging device with water outlet riser tubing 7 by lift pump 6, position, equalizing tank water side is also provided with temp probe 8 and apparatus for controlling water exit temperature, and temp probe 8 positions and water outlet riser tubing 7 water inlet position are corresponding, described Demulsification and coagulant air supporting deslagging device comprises a horizontally disposed accommodating body 3, the water inlet that is connected of the water outlet riser tubing 7 of accommodating body 3 one end and equalizing tank 2, the other end is provided with waterwall 9 near end position, the upper lateral part that waterwall is faced accommodating body water inlet position is provided with removing dross groove 10, the side that removing dross groove 10 is intake positions in the face of accommodating body 3 is return side, on scum silica frost groove 10 sidewalls, be provided with scum silica frost outflow pipeline, waterwall 9 forms hydrospace and outlet conduit 11 is installed back to a side of accommodating body water inlet position, on waterwall 9, be positioned at removing dross groove 10 belows and be provided with water hole.
In described oil partiting precipitation pool 1, described oil slick removal device, comprise chain 12, chain 12 is arranged in the body of oil partiting precipitation pool pond and is formed whole rectangular chain link by four transfer rollers 13 that are arranged on oil partiting precipitation pool pool wall, transfer roller 13 is connected with motor and for driving chain link rotation, on chain link vertically to being outside equipped with scraper plate 14, the epimere of chain link is horizontally disposed with and makes the scraper plate of chain link epimere can stretch out liquid level near body upper end, oil partiting precipitation pool pond, chain link has away from one end arranged outside of rubbish fermentation wastewater inlet pipe the oil removal wall 15 being fixed in oil partiting precipitation pool pool wall, oil removal wall upper end is extended liquid level and near liquid level position, is provided with oil trap 16 in a side of closing on chain link, on oil trap 16, be provided with oil-drain pipe, between at the bottom of oil removal wall 15 lower ends and oil partiting precipitation pool pond, left hydrospace.Chain link near the oil partiting precipitation pool pond of rubbish fermentation wastewater inlet pipe one end at the bottom of also to being arranged with mud-collecting slot 17, mud-collecting slot 17 bottoms are to being arranged with mud discharging pipeline 18, the hypomere of chain link is horizontally disposed with at the bottom of near oil partiting precipitation pool pond.On the oil partiting precipitation pool pool wall of mud-collecting slot 17 near top, rubbish fermentation wastewater inlet pipe one end, be also provided with drainage wall 19, drainage wall 19 upper ends extend upward liquid level, and hydrospace was left in drainage wall 19 lower ends.
The apparatus for controlling water exit temperature that described equalizing tank 2 water sides arrange, comprise that a cooling tower 20(cooling tower that is positioned at equalizing tank outside is existing matured product, adopt air-conditioning heat exchange principle to carry out cooling), cooling tower 20 fluid inlets are connected with equalizing tank 2 tops, water side by pipeline, cooling tower 20 liquid outlets are connected with equalizing tank 2 bottoms, water side by the pipeline with water pump, and the water-in correspondence of the water outlet riser tubing 7 of equalizing tank water side extends downwardly into equalizing tank 2 water side bottom positions; On the pipeline that described cooling tower fluid inlet is connected with liquid outlet, be also provided with electrothermal module 21.Also comprise an emergent equalizing tank 22, emergent equalizing tank 22 one end are connected with the outlet conduit of oil partiting precipitation pool 1 by the pipeline of belt switch valve, and the other end is provided with apparatus for controlling water exit temperature (in this emergent equalizing tank, apparatus for controlling water exit temperature is identical with equalizing tank) and is connected with Demulsification and coagulant air supporting deslagging device with equalizing tank 2 respectively by the pipe with lift pump.
In described Demulsification and coagulant air supporting deslagging device, accommodating body 3 water inlet one end side by side and connection is provided with emulsion splitter interpolation chamber 24 and PAC/PAM adds chamber 25, emulsion splitter adds chamber 24 and PAC/PAM interpolation chamber 25 is provided with whipping appts 16, whipping appts 26 comprises that the rotating shaft that is positioned at chamber is with blade and be positioned at the agitator motor that chamber is outer and be connected with rotating shaft, the water outlet riser tubing 7 that emulsion splitter adds chamber 24 and equalizing tank 2 be connected water inlet, PAC/PAM interpolation chamber 25 and accommodating body 3 main body inner chambers connections.Described accommodating body main body intracavity bottom adds chamber location near PAC/PAM and has the inclined-plane trench structure 27 that guiding current rise.In described accommodating body, the water hole of waterwall 9 below is also provided with every mud plate 28 to putting body water inlet one end horizontal-extending, accommodating body bottom every mud plate 28 belows is provided with poly-mud groove 29, poly-mud groove 29 is set to W shape to reduce current disturbance poly-mud better, and poly-mud trench bottom is connected with spoil disposal pipeline (not shown).
In above-mentioned kitchen garbage, waste-water preprocessing system, be provided with oil partiting precipitation pool and remove the oil slick in waste water, be provided with convenient sewage PH value and N/P ratio and the temperature of regulating of equalizing tank, carry out homogeneous and all measure, make its applicable subsequent technique requirement, improve water treatment effect.The Demulsification and coagulant air supporting deslagging device arranging, can lean on removing dross groove to collect scum silica frost outer row in the mode of overflow, has guaranteed effectively carrying out of subsequent technique.Specifically, described Demulsification and coagulant air supporting deslagging device, can the chain link by rectangle drive scraper plate that the fluid of surface, oil partiting precipitation pool pond is scraped toward the oil trap on oil removal wall, outer row again, garbage, waste-water enters into the water side water outlet of oil removal wall rear from the hydrospace of crossing between at the bottom of oil removal wall lower end and oil partiting precipitation pool pond.Therefore the food and drink class scum silica frost such as the fluid of removal garbage, waste-water that can quickness and high efficiency the inside and capsicum Chinese prickly ash, and have simple in structurely, control advantage easily.Chain link, in frizing, can scrape the precipitating sludge at the bottom of oil partiting precipitation pool pond in mud-collecting slot, and arrange outward by mud discharging pipeline, reduces follow-up waste water silt content, adopts the more functional effect of simple structure generation.Also be provided with drainage wall and change water inlet direction, make to walk around drainage wall into can first flowing downward after water enters oil partiting precipitation pool, allow the throw out in garbage, waste-water be deposited to better in mud-collecting slot, produce sedimentation effect better, and waste water is walked around after drainage wall fluid floating automatically, can not affect frizing effect.In native system, be also provided with the apparatus for controlling water exit temperature of external circulating system, extracting the garbage, waste-water of equalizing tank exit end out equalizing tank makes it after cooling tower and electrothermal module, get back to equalizing tank exit end outward, by temp probe, detect water exit position water temperature, then opening as required cooling tower cooling or electrothermal module heats, the water temperature of strict guarantee water outlet is the required water temperature requirement of subsequent technique, the processing of need to lowering the temperature general summer, need heat treatment winter, guarantee that water temperature is controlled at 40 ℃ of left and right, guarantee subsequent technique treatment effect.This apparatus for controlling water exit temperature also has simple in structure, convenient enforcement, temperature adjusting efficiency advantages of higher.In native system, be also provided with emergent equalizing tank, emergent equalizing tank and equalizing tank, all according to 1248 cubic metres of left and right capacity setting, guarantee that water quality stops 24 hours, to play good homogenizing effect.Like this, arrange after emergent equalizing tank, when flooding quantity larger, when equalizing tank has little time to process, water inlet can be imported in emergent equalizing tank and regulate, then when flooding quantity hour, can lean on equalizing tank to supply water to subsequent technique, therefore emergent equalizing tank can play the effect of emergent regulation and control, guarantee the continuity that subsequent technique is processed, can play better homogeneous and all measure regulating effect.When Demulsification and coagulant air supporting deslagging device is used, sewage is introduced into emulsion splitter interpolation chamber, and this chamber is used for adding emulsion splitter and by whipping appts stirring reaction, further destroys emulsification fluid composition in garbage leachate, the materials such as fluid that its disperse phase cohesion is separated out.Then sewage enters into PAC/PAM interpolation chamber, this chamber is used for adding PAC/PAM(polymer alumina coagulating agent and non-ionic type polymeric flocculant) and by whipping appts stirring reaction, wherein the polymerization of PAC coagulating agent makes sewage degraded precipitation, PAM flocculation agent can adsorb and flocculate with the suspended particles bridge formation being scattered in sewage, both mixing effects, make to be difficult in a large number be generated a small amount of precipitation and a large amount of scum silica frost by the material of follow-up sewage disposal in sewage, then enter into Demulsification and coagulant air supporting deslagging device main body inner chamber, scum silica frost can be collected by removing dross groove and outer row, like this, this Demulsification and coagulant air supporting deslagging device can be removed the less suspended substance of proportion in waste water efficiently, fluid, part COD is with colourity, guarantee follow-up wastewater treatment efficiency.The inclined-plane trench structure that accommodating body main body intracavity bottom arranges, can guide the scum silica frost of generation to rise to liquid level better, and then by removing dross groove, is collected outer row better, improves scum silica frost removal effect.Arrange every mud plate and poly-mud groove, can be better every mud, poly-mud outer row, make the mud precipitating in Demulsification and coagulant air supporting deslagging device can not follow water outlet outer row to affect subsequent technique treatment effect together, improved the desilt effect of Demulsification and coagulant air supporting deslagging device.
During concrete enforcement, above-mentioned preprocessing system, for realizing the waste water pre-treatment of changing food waste, after pre-treatment, the waste water of carrying out successively again after following steps: b, pre-treatment is sent to SHARON pond, adopts sequencing batch operation mode to carry out short distance nitration denitrogenation processing, and the mud of generation is discharged to sludge sump outward; Waste water after c, SHARON pond process is drained into the UVHSB bio-reactor acidification that is hydrolyzed, and removes some organic pollutants in waste water, improves wastewater biodegradability, and macromolecule contaminant in waste water is degraded to small molecules pollutent to produce sufficient carbon source; Waste water after c, UVHSB bioreactor for treatment is by after receiving mill weir and collecting, and in overflow mode, flows automatically and enters that nitration denitrification is carried out in MBR membrane biological reaction pond and membrane biological reaction is processed, and completes whole sewage disposal flow process.
Like this, after garbage, waste-water pre-treatment, then adopt short distance denitrating technique in conjunction with UVHSB bio-reactor acidication, and MBR membrane biological reactor process, the processing of realization that can high efficient and reliable to kitchen garbage, waste-water, makes it reach emission standard.
Claims (3)
1. a kitchen garbage, waste-water preprocessing system homogeneous regulon structure, it is characterized in that, comprise equalizing tank, equalizing tank one end is the feed-water end being connected with the outlet conduit of oil partiting precipitation pool, the other end is that water side and water side are connected with Demulsification and coagulant air supporting deslagging device with water outlet riser tubing by lift pump, position, equalizing tank water side is also provided with temp probe and apparatus for controlling water exit temperature, and temp probe position and water outlet riser tubing water inlet position are corresponding.
2. kitchen garbage, waste-water preprocessing system homogeneous regulon structure as claimed in claim 1, it is characterized in that, the apparatus for controlling water exit temperature that described equalizing tank water side arranges, comprise a cooling tower that is positioned at equalizing tank outside, cooling tower fluid inlet is connected with top, equalizing tank water side by pipeline, cooling tower liquid outlet is connected with bottom, equalizing tank water side by the pipeline with water pump, and the water-in correspondence of the water outlet riser tubing of equalizing tank water side extends downwardly into equalizing tank water side bottom position; On the pipeline that described cooling tower fluid inlet is connected with liquid outlet, be also provided with electrothermal module.
3. kitchen garbage, waste-water preprocessing system homogeneous regulon structure as claimed in claim 1, it is characterized in that, also comprise an emergent equalizing tank, emergent equalizing tank one end is connected by the pipeline of belt switch valve and the outlet conduit of oil partiting precipitation pool, and the other end is provided with apparatus for controlling water exit temperature and is connected with Demulsification and coagulant air supporting deslagging device with equalizing tank respectively by the pipe with lift pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420242758.1U CN203820575U (en) | 2014-05-13 | 2014-05-13 | Homogeneous regulating unit structure of kitchen waste water pretreatment system |
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| CN201420242758.1U CN203820575U (en) | 2014-05-13 | 2014-05-13 | Homogeneous regulating unit structure of kitchen waste water pretreatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106336042A (en) * | 2016-10-31 | 2017-01-18 | 威德环境科技股份有限公司 | Biological kitchen waste biogas slurry curing treatment system |
| CN111099792A (en) * | 2019-12-31 | 2020-05-05 | 深圳粤鹏环保技术股份有限公司 | Areca nut wastewater treatment method and system |
-
2014
- 2014-05-13 CN CN201420242758.1U patent/CN203820575U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106336042A (en) * | 2016-10-31 | 2017-01-18 | 威德环境科技股份有限公司 | Biological kitchen waste biogas slurry curing treatment system |
| CN111099792A (en) * | 2019-12-31 | 2020-05-05 | 深圳粤鹏环保技术股份有限公司 | Areca nut wastewater treatment method and system |
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