CN204958662U - Proprietary effluent treatment plant of papermaking trade - Google Patents
Proprietary effluent treatment plant of papermaking trade Download PDFInfo
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- CN204958662U CN204958662U CN201520629638.1U CN201520629638U CN204958662U CN 204958662 U CN204958662 U CN 204958662U CN 201520629638 U CN201520629638 U CN 201520629638U CN 204958662 U CN204958662 U CN 204958662U
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Abstract
The utility model discloses a proprietary effluent treatment plant of papermaking trade, including grid well, microstrainer, homogeneity equalizing basin, tube settler, sump pit, the coagulation air machine of floating, buffering pond, high - rate anaerobic reaction ware, biological dephosphorization system, two heavy ponds, middle pond, flocculating reaction jar, filtering pond, mud storage pool, sludge tihckener, sludge pump and belt filter press. The device technology design is reasonable, the system is stable, and it is up to standard to go out water, and the granular sludge of production can bring the benefit can effectively degrade the aquatic and send the color substance, get rid of the aquatic organic matter, and sewage biodegradability is good, and the running cost is low.
Description
Technical field
The utility model relates to a kind of wastewater treatment equipment, specifically the proprietary wastewater treatment equipment of a kind of paper industry.
Background technology
Regenerated papermaking is with useless paperboard, old newsprint, waste oils and fats etc. for main raw material, the product such as white board, boxboard, fluting board of production plurality of specifications.Paper waste quantity discharged is relevant with many factors, and current China is in the majority with medium and small sized enterprises, and ton paper water displacement, generally at 100 ~ 200 cubic metres/t, has minimumly reached 22 cubic metres/t, the highest more than 250 cubic metres/t.Generally, scope of the enterprise is larger, equipment is more advanced, commercial pulp ratio is higher, management is more perfect, and ton paper water displacement is also lower.Under equal conditions, high-grade paper ton displacement product is higher than low-grade paper ton displacement product.Waste water quality concentration is general relevant with ton paper water displacement and pollutent generation, the COD (chemical oxygen demand (COD)) of usual paper waste is in 5000 ~ 15000mg/L scope, main containing hemicellulose, xylogen, inorganic acid salt, fiber fines, mineral filler and the pollutent such as ink, dyestuff in waste paper making wastewater.Xylogen, hemicellulose mainly form the COD of waste water; Fiber fines, mineral filler etc. mainly form SS (solid suspension substrate concentration); Ink, dyestuff etc. mainly form colourity and COD.SS, COD index that these pollutent concentrated expressions go out waste water is all higher.COD is then made up of non-solubility COD and solvability COD two portions, and usual non-solubility COD accounts for the major part that COD forms total amount, and when in waste water, SS is removed, most non-solubility COD is removed simultaneously.Therefore, the subject matter that waste paper making wastewater process will solve removes SS and COD.
Utility model content
The purpose of this utility model is to provide a kind of paper industry proprietary wastewater treatment equipment, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
The proprietary wastewater treatment equipment of a kind of paper industry, comprises grille well, Microfilter, homogeneous equalizing tank, tube settler, pump well, coagulation air-float machine, buffering pond, high efficiency anaerobic reactor, Biological Phosphorus Removal System, second pond, intermediate pool, flocculation reaction tank, filter tank, sludge storage pool, sludge thickener, sludge pump and belt filter press.The import of described grille well connects sewage water inlet pipe, lift pump outlet in grille well connects the import of Microfilter, the import of homogeneous equalizing tank connects the outlet of Microfilter, in homogeneous equalizing tank, lift pump connects the import of tube settler by pipeline, the outlet of tube settler is connected with the import of pump well, the water inlet pipe of the external topping-up pump of coagulation air-float machine is connected directly at the bottom of the pond of pump well, the water outlet of the external topping-up pump of coagulation air-float machine is connected by the water-in of pipeline with coagulation air-float machine, and the outlet of coagulation air-float machine connects the import in buffering pond; The import of high efficiency anaerobic reactor is connected with the lift pump in buffering pond, outlet connects Biological Phosphorus Removal System water-in, the water-in of second pond connects the water outlet of Biological Phosphorus Removal System by pipeline, the water outlet of second pond is connected with the water-in of intermediate pool by pipeline, the import of flocculation reaction tank is connected with the lift pump in intermediate pool by pipeline, and the outlet of flocculation reaction tank connects the import in filter tank; The mud discharging mouth of the static pressure mud discharging mouth of described tube settler, the evacuation port of coagulation air-float machine, high efficiency anaerobic reactor mud discharging mouth, second pond and the mud discharging mouth of flocculation reaction tank enter the import of sludge storage pool by pipe influx, the import of sludge thickener connects mud pump outlet in sludge storage pool, and sludge thickener supernatant liquor refluxing opening connects the import of grille well by pipeline; The outlet of sludge thickener connects the import of sludge pump, and the fresh feed pump import of belt filter press is connected with mud pump outlet by line mixer.
As further program of the utility model: be provided with mechanical grille and lift pump in described grille well.
As further program of the utility model: be provided with filter screen, screen and transmission mechanism in described Microfilter, microscreen is fixed on Barrate type filter plant.
As further program of the utility model: described tube settler is flat flow, be made up of settling region, water distribution area, mud district; Between inclined tube, spacing is generally not less than 50mm, and inclined tube is long general at about 1.0-1.2m; Should there be the depth of water of 0.5-1.0m on the upper strata of inclined tube, and bottom buffer layer height is 1.0m.Be waste water range of distribution under inclined tube, be generally highly not less than 0.5m, water distribution area bottom is mud district, and mud district arranges static pressure mud discharging mouth, and mud discharging mouth is connected with sludge storage pool import with pipeline by valve.
As further program of the utility model: coagulation air-float machine integrates water inlet, coagulation, is separated, catchments, water outlet, mainly contain three digest journals composition: air dissolving system, scrape slag system, electrical control system, coagulation air-float machine top is provided with water outlet, slag-drip opening, middle part is provided with refluxing opening, bottom is provided with water-in, three evacuation ports, and evacuation port is store pond import by valve with pipeline and mud and is connected; Internal structure design has plenum chamber, separate chamber, reflection room, molten gas release room, has flap in plenum chamber, and molten gas release room and separate chamber are in a cell body, spaced intermediate.
As further program of the utility model: described high efficiency anaerobic reactor body is the combination of two cylindrical tank body structures, main tank reaction chamber is divided into three parts by one-level triphase separator, secondary triphase separator, fluidized-bed reaction room, deep purifying reaction chamber and settling region respectively, in the middle part of reaction chamber and the triphase separator on top, reaction chamber top and reactor head gas-liquid separator be connected and fixed by fixed support and body, collecting methane pipe and biogas-lift pipe are arranged at triphase separator top; Gas-liquid separator is connected with biogas-lift pipe, firedamp drainage pipe and outer circulation return line, the annular effluent weir of the steel on reaction chamber top, stainless steel or steel concrete is fixed on body, and annular effluent weir installs rising pipe; Reaction chamber bottom is provided with shore pipe, stores pond import and is connected, be provided with water inlet pipe bottom reaction chamber by valve with pipeline and mud, and reaction chamber insole sock is equipped with into water water distributor and outer circulation water distributor; Entered in main reactor by outer loop lift pump after the gas and vapor permeation that reactor section divides water outlet to produce with main treatment tank in mixing tank as outer circulation water.
As further program of the utility model: described Biological Phosphorus Removal System is designed with water-in, water outlet crest of weir, evacuation port, sludge reflux mouth and mixed-liquor return mouth, inlet mouth, internal system is provided with mixed-liquor return pump, sludge reflux pump, diving propelling machine, headstock gear, matrix aeration; The external gas blower of system, the airduct of blower fan is connected with the inlet mouth of Biological Phosphorus Removal System.
As further program of the utility model: described second pond is inclined-plate clarifying basin, be provided with water-in, water outlet, static pressure mud discharging mouth, static pressure mud discharging mouth is connected with sludge storage pool import with pipeline by valve.
As further program of the utility model: the external two cover chemicals dosing plants of described flocculation reaction tank, chemicals dosing plant is made up of stirrer, dosing tank and volume pump, is respectively PAC and PAM.
As further program of the utility model: described filter tank internal structure design has water distribution system, supporting layer, filter, air-water backwashing system, blower fan, blocks material grid, pond is external is provided with water-in, water outlet, gas tube orifice and backwash pipeline, and in filter tank, filtrate adopts carbon leaching material and ceramic grain filter.
Compared with prior art, the beneficial effects of the utility model are: this device technique is reasonable in design, system stability, standard water discharge, and the granule sludge of generation can bring benefit effectively can cause color substance in degradation water, remove Organic substance in water, Biodegradability of Wastewater is good, and running cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the proprietary wastewater treatment equipment of paper industry.
Fig. 2 is the structural representation of grille well in the proprietary wastewater treatment equipment of paper industry.
Fig. 3 is the structural representation of Microfilter in the proprietary wastewater treatment equipment of paper industry.
Fig. 4 is the structural representation of tube settler in the proprietary wastewater treatment equipment of paper industry.
Fig. 5 is the structural representation of coagulation air-float machine in the proprietary wastewater treatment equipment of paper industry.
Fig. 6 is the structural representation of high efficiency anaerobic reactor in the proprietary wastewater treatment equipment of paper industry.
Fig. 7 is the structural representation of Biological Phosphorus Removal System in the proprietary wastewater treatment equipment of paper industry.
Fig. 8 is the structural representation of flocculation reaction tank in the proprietary wastewater treatment equipment of paper industry.
Fig. 9 is the structural representation of sludge storage pool in the proprietary wastewater treatment equipment of paper industry.
Figure 10 is the structural representation of sludge pump in the proprietary wastewater treatment equipment of paper industry.
Figure 11 is the structural representation of belt filter press in the proprietary wastewater treatment equipment of paper industry.
Wherein: 1-grille well, 2-Microfilter, 3-homogeneous equalizing tank, 4-tube settler, 5-pump well, 6-coagulation air-float machine, 7-cushions pond, 8-high efficiency anaerobic reactor, 9-Biological Phosphorus Removal System, 10-second pond, 11-intermediate pool, 12-flocculation reaction tank, 13-filter tank, 14-sludge storage pool, 15-sludge thickener, 16-sludge pump, 17-belt filter press.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1-11, the proprietary wastewater treatment equipment of a kind of paper industry, comprises grille well 1, Microfilter 2, homogeneous equalizing tank 3, tube settler 4, pump well 5, coagulation air-float machine 6, buffering pond 7, high efficiency anaerobic reactor 8, Biological Phosphorus Removal System 9, second pond 10, intermediate pool 11, flocculation reaction tank 12, filter tank 13, sludge storage pool 14, sludge thickener 15, sludge pump 16 and belt filter press 17.The import of described grille well 1 connects sewage water inlet pipe, lift pump outlet in grille well 1 connects the import of Microfilter 2, the import of homogeneous equalizing tank 3 connects the outlet of Microfilter 2, in homogeneous equalizing tank 3, lift pump connects the import of tube settler 4 by pipeline, the outlet of tube settler 4 is connected with the import of pump well 5, the water inlet pipe of the external topping-up pump of coagulation air-float machine 6 is connected directly at the bottom of the pond of pump well 5, the water outlet of the external topping-up pump of coagulation air-float machine 6 is connected by the water-in of pipeline with coagulation air-float machine 6, the outlet of coagulation air-float machine 6 connects the import in buffering pond 7, the import of high efficiency anaerobic reactor 8 is connected with the lift pump in buffering pond 7, outlet connects Biological Phosphorus Removal System 9 water-in, the water-in of second pond 10 connects the water outlet of Biological Phosphorus Removal System 9 by pipeline, the water outlet of second pond 10 is connected by the water-in of pipeline with intermediate pool 11, the import of flocculation reaction tank 12 is connected with the lift pump in intermediate pool 11 by pipeline, and the outlet of flocculation reaction tank 12 connects the import in filter tank 13, the mud discharging mouth of the static pressure mud discharging mouth of described tube settler 4, the evacuation port of coagulation air-float machine 6, high efficiency anaerobic reactor 8 mud discharging mouth, second pond 10 and the mud discharging mouth of flocculation reaction tank 12 enter the import of sludge storage pool 14 by pipe influx, the import of sludge thickener 15 connects mud pump outlet in sludge storage pool 14, and sludge thickener 15 supernatant liquor refluxing opening connects the import of grille well 1 by pipeline, the outlet of sludge thickener 15 connects the import of sludge pump 16, and the fresh feed pump import of belt filter press 17 is connected by the outlet of line mixer with sludge pump 16.
Principle of work of the present utility model is: paper waste passed through lift pump by sewage lifting to Microfilter 2 after coarse rack mechanical in grille well 1 and fine fack remove larger particles suspended substance, exclude small-particle suspended solids further, then gravity flow enters homogeneous equalizing tank 3, because changing from the water quality of day part, the water yield, for guarantee system is run continuously, adopt homogeneous equalizing tank 3 to come regulating pondage and homogenizing water quality, also remove simultaneously and reduce part pollutant load.Promoted by homogeneous equalizing tank 3 lift pump afterwards and enter inclined tube preliminary sedimentation tank 4, again carry out solid-liquid separation, and after after dosing coagulant, enter coagulation air-float machine 6 remove fine suspension particle, water outlet flows into buffering pond 7, promote through lift pump and enter biological treatment stage, anaerobic part adopts high efficiency anaerobic reactor 8, dirty Organic substance in water is by anaerobion, namely granule sludge retains, absorption and metabolic breakdown, finally reach stabilization, produce biogas simultaneously, the oxygen consumption stage adopts Biological Phosphorus Removal System, 9, by nitration denitrification effect under gas blower aeration condition, the pollution substance such as organism in Decomposition Wastewater, water outlet enters after second pond 10 carries out solid-liquid separation, supernatant liquor enters intermediate pool 11 and regulates, add PAC and PAM medicament to enter flocculation reaction tank 12 and make trickle suspended particles and colloid ion in water de-steady, assemble, flocculation, coagulation, precipitation, enter high standard qualified discharge after the advanced treatment of filter tank, rear end 13 again.The mud that inclined tube preliminary sedimentation tank 5, coagulation air-float machine 6, high efficiency anaerobic reactor 8, second pond 10, flocculation reaction tank 12 produce is pooled to sludge storage pool 14 by native system, mud concentrates through sludge thickener 15, enters belt filter press 17 press filtration become mud cake to transport outward process by sludge pump 16 after being promoted.This device technique is reasonable in design, system stability, standard water discharge, and the granule sludge of generation can bring benefit effectively can cause color substance in degradation water, remove Organic substance in water, and Biodegradability of Wastewater is good, and running cost is low.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also makes a variety of changes under the prerequisite not departing from this patent aim.
Claims (10)
1. the proprietary wastewater treatment equipment of paper industry, it is characterized in that, comprise grille well, Microfilter, homogeneous equalizing tank, tube settler, pump well, coagulation air-float machine, buffering pond, high efficiency anaerobic reactor, Biological Phosphorus Removal System, second pond, intermediate pool, flocculation reaction tank, filter tank, sludge storage pool, sludge thickener, sludge pump and belt filter press; The import of described grille well connects sewage water inlet pipe, lift pump outlet in grille well connects the import of Microfilter, the import of homogeneous equalizing tank connects the outlet of Microfilter, in homogeneous equalizing tank, lift pump connects the import of tube settler by pipeline, the outlet of tube settler is connected with the import of pump well, the water inlet pipe of the external topping-up pump of coagulation air-float machine is connected directly at the bottom of the pond of pump well, the water outlet of the external topping-up pump of coagulation air-float machine is connected by the water-in of pipeline with coagulation air-float machine, and the outlet of coagulation air-float machine connects the import in buffering pond; The import of high efficiency anaerobic reactor is connected with the lift pump in buffering pond, outlet connects Biological Phosphorus Removal System water-in, the water-in of second pond connects the water outlet of Biological Phosphorus Removal System by pipeline, the water outlet of second pond is connected with the water-in of intermediate pool by pipeline, the import of flocculation reaction tank is connected with the lift pump in intermediate pool by pipeline, and the outlet of flocculation reaction tank connects the import in filter tank; The mud discharging mouth of the static pressure mud discharging mouth of described tube settler, the evacuation port of coagulation air-float machine, high efficiency anaerobic reactor mud discharging mouth, second pond and the mud discharging mouth of flocculation reaction tank enter the import of sludge storage pool by pipe influx, the import of sludge thickener connects mud pump outlet in sludge storage pool, and sludge thickener supernatant liquor refluxing opening connects the import of grille well by pipeline; The outlet of sludge thickener connects the import of sludge pump, and the fresh feed pump import of belt filter press is connected with mud pump outlet by line mixer.
2. the proprietary wastewater treatment equipment of paper industry according to claim 1, is characterized in that, is provided with mechanical grille and lift pump in described grille well.
3. the proprietary wastewater treatment equipment of paper industry according to claim 1, is characterized in that, is provided with filter screen, screen and transmission mechanism in described Microfilter, and microscreen is fixed on Barrate type filter plant.
4. the proprietary wastewater treatment equipment of paper industry according to claim 1, is characterized in that, described tube settler is flat flow, is made up of settling region, water distribution area, mud district; Between inclined tube, spacing is generally not less than 50mm, and inclined tube is long general at about 1.0-1.2m; Should there be the depth of water of 0.5-1.0m on the upper strata of inclined tube, and bottom buffer layer height is 1.0m.Be waste water range of distribution under inclined tube, be generally highly not less than 0.5m, water distribution area bottom is mud district, and mud district arranges static pressure mud discharging mouth, and mud discharging mouth is connected with sludge storage pool import with pipeline by valve.
5. the proprietary wastewater treatment equipment of paper industry according to claim 1, it is characterized in that, coagulation air-float machine integrates water inlet, coagulation, is separated, catchments, water outlet, mainly contain three digest journals composition: air dissolving system, scrape slag system, electrical control system, coagulation air-float machine top is provided with water outlet, slag-drip opening, middle part is provided with refluxing opening, and bottom is provided with water-in, three evacuation ports, and evacuation port is store pond import by valve with pipeline and mud and is connected; Internal structure design has plenum chamber, separate chamber, reflection room, molten gas release room, has flap in plenum chamber, and molten gas release room and separate chamber are in a cell body, spaced intermediate.
6. the proprietary wastewater treatment equipment of paper industry according to claim 1, it is characterized in that, described high efficiency anaerobic reactor body is the combination of two cylindrical tank body structures, main tank reaction chamber is divided into three parts by one-level triphase separator, secondary triphase separator, fluidized-bed reaction room, deep purifying reaction chamber and settling region respectively, in the middle part of reaction chamber and the triphase separator on top, reaction chamber top and reactor head gas-liquid separator be connected and fixed by fixed support and body, collecting methane pipe and biogas-lift pipe are arranged at triphase separator top; Gas-liquid separator is connected with biogas-lift pipe, firedamp drainage pipe and outer circulation return line, the annular effluent weir of the steel on reaction chamber top, stainless steel or steel concrete is fixed on body, and annular effluent weir installs rising pipe; Reaction chamber bottom is provided with shore pipe, stores pond import and is connected, be provided with water inlet pipe bottom reaction chamber by valve with pipeline and mud, and reaction chamber insole sock is equipped with into water water distributor and outer circulation water distributor; Entered in main reactor by outer loop lift pump after the gas and vapor permeation that reactor section divides water outlet to produce with main treatment tank in mixing tank as outer circulation water.
7. the proprietary wastewater treatment equipment of paper industry according to claim 1, it is characterized in that, described Biological Phosphorus Removal System is designed with water-in, water outlet crest of weir, evacuation port, sludge reflux mouth and mixed-liquor return mouth, inlet mouth, internal system is provided with mixed-liquor return pump, sludge reflux pump, diving propelling machine, headstock gear, matrix aeration; The external gas blower of system, the airduct of blower fan is connected with the inlet mouth of Biological Phosphorus Removal System.
8. the proprietary wastewater treatment equipment of paper industry according to claim 1, is characterized in that, described second pond is inclined-plate clarifying basin, and be provided with water-in, water outlet, static pressure mud discharging mouth, static pressure mud discharging mouth is connected with sludge storage pool import with pipeline by valve.
9. the proprietary wastewater treatment equipment of paper industry according to claim 1, is characterized in that, the external two cover chemicals dosing plants of described flocculation reaction tank, chemicals dosing plant is made up of stirrer, dosing tank and volume pump, is respectively PAC and PAM.
10. the proprietary wastewater treatment equipment of paper industry according to claim 1, it is characterized in that, described filter tank internal structure design has water distribution system, supporting layer, filter, air-water backwashing system, blower fan, blocks material grid, pond is external is provided with water-in, water outlet, gas tube orifice and backwash pipeline, and in filter tank, filtrate adopts carbon leaching material and ceramic grain filter.
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| CN201520629638.1U CN204958662U (en) | 2015-08-20 | 2015-08-20 | Proprietary effluent treatment plant of papermaking trade |
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| CN201520629638.1U CN204958662U (en) | 2015-08-20 | 2015-08-20 | Proprietary effluent treatment plant of papermaking trade |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105621801A (en) * | 2016-01-18 | 2016-06-01 | 江阴市弘诺机械设备制造有限公司 | Biological reaction sewage treatment method |
| CN105884087A (en) * | 2016-06-22 | 2016-08-24 | 四川格瑞斯环境科技有限公司 | Method using coagulation air floatation machine to treat sewage |
| CN106587536A (en) * | 2016-12-31 | 2017-04-26 | 天津市宝坻区发达造纸有限公司 | Papermaking wastewater treatment technology |
| CN108689563A (en) * | 2018-07-31 | 2018-10-23 | 库车畅源生态环保科技有限责任公司 | A kind of sulfonation process for treating waste sludge resulted |
| CN111170591A (en) * | 2020-03-03 | 2020-05-19 | 安徽绿衡环保科技有限公司 | Complete device for solving blockage and hardening of biological filter and matched system thereof and treatment process thereof |
-
2015
- 2015-08-20 CN CN201520629638.1U patent/CN204958662U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105621801A (en) * | 2016-01-18 | 2016-06-01 | 江阴市弘诺机械设备制造有限公司 | Biological reaction sewage treatment method |
| CN105884087A (en) * | 2016-06-22 | 2016-08-24 | 四川格瑞斯环境科技有限公司 | Method using coagulation air floatation machine to treat sewage |
| CN106587536A (en) * | 2016-12-31 | 2017-04-26 | 天津市宝坻区发达造纸有限公司 | Papermaking wastewater treatment technology |
| CN108689563A (en) * | 2018-07-31 | 2018-10-23 | 库车畅源生态环保科技有限责任公司 | A kind of sulfonation process for treating waste sludge resulted |
| CN111170591A (en) * | 2020-03-03 | 2020-05-19 | 安徽绿衡环保科技有限公司 | Complete device for solving blockage and hardening of biological filter and matched system thereof and treatment process thereof |
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