CN104085977B - A kind of filler catalytic tower - Google Patents
A kind of filler catalytic tower Download PDFInfo
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- CN104085977B CN104085977B CN201410254417.0A CN201410254417A CN104085977B CN 104085977 B CN104085977 B CN 104085977B CN 201410254417 A CN201410254417 A CN 201410254417A CN 104085977 B CN104085977 B CN 104085977B
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Abstract
The invention provides a kind of filler catalytic tower, comprise base, base is provided with reaction tower main body, reaction tower main body is made up of inhalant region from bottom to top, supporting layer, packing layer, Graceful pool; Inhalant region comprises at the bottom of tower, and the bottom at the bottom of tower is provided with tower bottom (head), and tower bottom (head) is connected with emptying valve; Be filled with filler in packing layer, the sidewall upper of packing layer is provided with water outlet, is provided with flap in packing layer, and one end of flap is connected to packing layer inwall, and the other end is downward-sloping; Graceful pool comprises tower top, and tower top is provided with tower top end socket, and tower top end socket upper end offers filler and adds mouth.Solve ozone, oxygen and the sewage mixing that existing filler catalytic tower exists uneven, the not high and packing tower of gas utilization efficiency is easy to the problem blocked, and combined with ozone technology can be applied in various scale sewage treatment area.
Description
Technical field
The invention belongs to field of chemical equipment, particularly a kind of filler reaction tower for sewage treatment area.
Background technology
Along with the development of human society; the continuous expansion of city size, the water consumption in city and water displacement, all in continuous increase, exacerbate with the anxiety of water and the pollution of water quality; environmental problem becomes increasingly conspicuous, and the water crisis caused thus has become the important restriction factor of socio-economic development.
The water resources of China is relatively poor, if the sewage of discharge can be carried out processing and recycling, can not only reduce problem of environmental pollution, and significant to alleviation water shortage problem.
Filler reaction tower is widely used at sewage treatment area, such as iron carbon filler tower, activated carbon packed column etc., is processed waste water by the different fillers of filling.But because a lot of filler reaction tower adopts simple straight-through structure, not only filler loading level is large, and if with oxygen, air or ozone contact reaction, reaction efficiency is not high, a lot of gas can cannot make full use of and loss is gone out, and causes waste, and gas mixes uneven with waste water simultaneously, cause gas effciency not high, treatment effect is influenced.In addition, the filler that common fillers reaction tower adopts can be corroded in time and harden or adsorb saturated, causes packing layer to block, and hinders reaction to carry out further, causes sewage disposal to go out water unstable.Simultaneously some replacement difficulty, replacement cost is expensive, can not life-time service, affects the work-ing life of filler reaction tower.
Summary of the invention
The object of this invention is to provide a kind of filler catalytic tower, the ozone, oxygen and the sewage that exist to solve existing filler catalytic tower mix uneven, the not high and packing tower of gas utilization efficiency is easy to the problem blocked, and combined with ozone technology can be applied in various scale sewage treatment area.
For achieving the above object, the present invention is by the following technical solutions:
A kind of filler catalytic tower, comprise base, base is provided with reaction tower main body, reaction tower main body is made up of inhalant region from bottom to top, supporting layer, packing layer, Graceful pool; Inhalant region comprises at the bottom of tower, and the bottom at the bottom of tower is provided with tower bottom (head), and tower bottom (head) is connected with emptying valve; Be filled with filler in packing layer, the sidewall upper of packing layer is provided with water outlet, is provided with flap in packing layer, and one end of flap is connected to packing layer inwall, and the other end is downward-sloping; Graceful pool comprises tower top, and tower top is provided with tower top end socket, and tower top end socket upper end offers filler and adds mouth.
Further, reaction tower main body is stainless steel.
Further, tower bottom (head) is arcuate structure, and tower top end socket is arcuate structure.
Further, supporting layer is a plectane, it has been evenly arranged circular hole or square hole, and the material of supporting layer is stainless steel.
Further, the aperture of circular hole or the length of side of square hole are 4-10mm.
Further, the filler in packing layer is the porous particle filler that particle diameter is greater than 10mm, and its surface-coated has inertia noble metal catalyst.
Further, be provided with multilayer flap in packing layer, multilayer flap staggered arrangement, every layer of flap has cross-coincidence part in the projection of horizontal plane.
Further, every layer of flap exceedes reaction tower main body axis 5-500mm in the length of the projection of horizontal plane, and the angle between the axis of every layer of flap and reaction tower main body is 30-89 °.
Further, water outlet is connected with threeway, and is provided with thief hole.
Further, water outlet 8 is connected with backwashing pump.
Waste water containing ozone, oxygen or air enters in tower from the water-in of filler catalytic tower, and upwards flow, filler catalytic tower inside is provided with inclination flap, the particulate catalytic filler being coated with inertia noble metal powder drops into from tower top filler dispensing port, need this filler dispensing port closed after dropping into filler, prevent gas escape.The space between flap filled by filler, and leaves non-packing space at flap top, and filler contact area is large, can effectively utilize ozone and oxygen to react.After the flap drift angle space gas-liquid separation of filler catalytic tower inside, ozone, oxygen gas are blocked in this space, and due to the restriction in space, gas can enter in sewage again, extend the contact reacts time of gas and waste water, and improve ozone utilization rate, reaction efficiency is high.Waste water is through packing layer, and catalyzer energy catalysis ozone, oxygen or air on filler and waste water reaction produce oxide group, and the objectionable impurities in Quick Oxidation degrading waste water and larger molecular organics, reach the object of disposing of sewage.Simultaneously filler can filter, some suspended particles of Adsorption, make clean outlet.Waste water is after treatment discharged by the water outlet on tower top, water outlet pipeline is installed threeway and sample cock, convenient sampling.Filler catalytic tower tower bottom (head) adopts arcuate structure, increase and store sediment volume, be convenient to throw out more heavier and rely on gravity settling, bottom arranges emptying valve, be convenient to the throw out in waste water be discharged in time or by emptying for waste water in tower, prevents too much clogging deposits filler.
At the external three-way valve of filler catalytic tower water outlet, connect backwashing pump, regularly carry out back flushing to filler catalytic tower, back flushing water outlet is discharged by water-in three-way valve, and because tower inner swash plate inclination angle is downward, backwash resistance is less, and speed of rinsing is fast, effective.Filler after flushing not easily blocks and hardens, and increases the service life.
The invention has the beneficial effects as follows:
Filler catalytic tower novel structure of the present invention, cost are low, easy handling management, be widely used, in tower, folded plate structure can make the gas such as ozone, oxygen entered in tower be fully used and react with the porous particle filler being coated with catalyzer, oxidizing reaction processes the objectionable impurities in sewage, reaches the object of degrading and eliminating organic pollutant, suspended particulate, stink.Can overcome the mixing of ozone, oxygen and sewage uneven, the not high and packing tower of gas utilization efficiency is easy to the problem blocked, and combined with ozone technology is applied in various scale sewage treatment area.Be embodied in:
1) filler catalytic tower main body and overcurrent position adopt stainless steel to make, and effectively prevent waste water from corroding and acid and alkali corrosion, increase the service life; And the catalytic oxidation adopted in tower to the pH of waste water, water temperature, organic content applied widely, for pH>6.5, the waste water of water temperature 0-50 DEG C, COD>50mg/L can both produce beneficial effect.
2) tower bottom (head) adopts arcuate structure, can increase and store sediment volume, and be convenient to throw out and rely on gravity settling, bottom arranges emptying valve, is convenient to the throw out in waste water to discharge in time, prevents from blocking filler.
3) tower top end socket adopts arcuate structure design, increases tower body useful volume, increases gas pressure-bearing ability in tower, avoids Yin Tanei gaseous tension to increase and causes tower top to be out of shape or crack.
4) inner-tower filling material supporting layer adopts on stainless steel 304 plectane and evenly bores circular hole or square hole, and aperture or the hole length of side are 4-10mm, and the particle diameter that filler adopts is greater than the porous particle filler of 10mm; Filling surface is coated with inertia noble metal catalyst, and specific surface area is large, is 0.1-100m
2/ g, large with waste water area, can effectively utilize ozone and oxygen to carry out catalytic oxidation, speed of response is fast, and efficiency is high; Filler can also filter, some suspended particles in Adsorption waste water, makes clean outlet.
5) filler catalytic tower inside is provided with multilayer inclination flap, multilayer flap staggered arrangement, every layer of flap exceedes reaction tower main body axis 5-500mm in the length of the projection of horizontal plane, namely every layer of flap has cross-coincidence part in the projection of horizontal plane, and the angle between the axis of every layer of flap and reaction tower main body is 30-89 °; The particulate catalytic filler being coated with inertia noble metal powder drops into from tower top filler dispensing port, fill the space between flap, and leave the non-packing space of drift angle at flap top, when residual ozone and oxygen enter this tower, after gas-liquid separation, ozone, oxygen gas are blocked in this space, due to the restriction in space, can again enter in waste water after gas accumulation is many, extend the contact reacts time of gas and waste water, improve ozone utilization rate, reaction efficiency is high, can effectively shorten the waste water reaction time, reduce filler catalytic tower volume, save floor space.
6) the wastewater effluent mouth connecting tee of filler catalytic tower, arranges thief hole, conveniently carries out sample examination analysis to the waste water after process.
7) filler catalytic tower water outlet has external three-way valve, connects backwashing pump, regularly carries out back flushing to filler catalytic tower, back flushing water outlet is discharged by water-in three-way valve, and because tower inner swash plate inclination angle is downward, backwash resistance is less, flushing speed is fast, effective.Filler after flushing not easily blocks and hardens, and increases the service life.
8) filler catalytic tower of the present invention can carry out the design change of tower body size according to waste water quality situation and the process water yield, or regulate flooding velocity by water inlet regulated valve, ensure that waste water has sufficient reaction time in tower, be adapted to the process of the multiple water yield, water quality, applied range.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure, 1, base; 2, tower bottom (head); 3, water-in; 4, flap; 5, tower top; 6, filler adds mouth; 7, tower top end socket; 8, water outlet; 9, emptying valve; 10, at the bottom of tower; 11, packing layer; 12 supporting layers.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1, filler catalytic tower of the present invention comprises base 1, base 1 is provided with reaction tower main body, and reaction tower main body is made up of inhalant region from bottom to top, supporting layer 12, packing layer 11, Graceful pool; Inhalant region to comprise at the bottom of tower 10, and at the bottom of tower, the bottom of 10 is provided with tower bottom (head) 2, and tower bottom (head) 2 is connected with emptying valve 9; Be filled with filler in packing layer 11, the sidewall upper of packing layer 11 is provided with water outlet 8, is provided with flap 4 in packing layer 11, and one end of flap 4 is connected to packing layer 11 inwall, and the other end is downward-sloping; Graceful pool comprises tower top 5, and tower top 5 is provided with tower top end socket 2, and tower top end socket 2 upper end offers filler and adds mouth 6.
Reaction tower main body is stainless steel 304, Stainless steel 316 L or the anticorrosion material of carbon steel, effectively can prevent waste water from corroding and acid and alkali corrosion, increase the service life.And the catalytic oxidation adopted in tower to wastewater pH, water temperature, organic content applied widely, for pH>6.5, the waste water of water temperature 0-50 DEG C, COD>50mg/L can both produce beneficial effect.
Tower bottom (head) 7 is arcuate structure, can increase and store sediment volume, and be convenient to throw out and rely on gravity settling, bottom arranges emptying valve, is convenient to the throw out in waste water to discharge in time, prevents from blocking filler.
Tower top end socket 2 is arcuate structure, increases tower body useful volume, increases gas pressure-bearing ability in tower, avoids Yin Tanei gaseous tension to increase and causes tower top to be out of shape or crack.
Supporting layer 12 is a plectane, it has been evenly arranged circular hole or square hole, and the material of supporting layer 12 is stainless steel; The aperture of circular hole or the length of side of square hole are 4-10mm.
Filler in packing layer 11 is the porous particle filler that particle diameter is greater than 10mm, its surface-coated has inertia noble metal catalyst, inertia noble metal catalyst adopts existing inertia noble metal catalyst, the inertia noble metal catalyst such as gold (Au), silver (Ag), platinum (Pt), palladium (Pd), rhodium (Rh), iridium (Ir), osmium (Os), ruthenium (Ru) disclosed in prior art, its specific surface area is large, is 0.1-100m
2/ g, large with waste water area, can effectively utilize ozone and oxygen to carry out catalytic oxidation, speed of response is fast, and efficiency is high.Filler can also filter, some suspended particles in Adsorption waste water, makes clean outlet.
Multilayer flap is provided with in packing layer 11, multilayer flap staggered arrangement, every layer of flap exceedes reaction tower main body axis 5-500mm in the length of the projection of horizontal plane, namely every layer of flap has cross-coincidence part in the projection of horizontal plane, and the angle between the axis of every layer of flap and reaction tower main body is 30-89 °; The particulate catalytic filler being coated with inertia noble metal powder drops into from tower top filler dispensing port, fill the space between flap, and leave the non-packing space of drift angle at flap top, when residual ozone and oxygen enter this tower, after gas-liquid separation, ozone, oxygen gas are blocked in this space, due to the restriction in space, can again enter in waste water after gas accumulation is many, extend the contact reacts time of gas and waste water, improve ozone utilization rate, reaction efficiency is high, can effectively shorten the waste water reaction time, reduce filler catalytic tower volume, save floor space.
Water outlet 8 is connected with threeway, and is provided with thief hole, conveniently carries out sample examination analysis to the waste water after process.
Water outlet 8 connects backwashing pump, regularly carries out back flushing to filler catalytic tower, and back flushing water outlet is discharged by water-in three-way valve, and because tower inner swash plate inclination angle is downward, backwash resistance is less, and speed of rinsing is fast, effective.Filler after flushing not easily blocks and hardens, and increases the service life.
At the external three-way valve of filler catalytic tower water outlet, connect backwashing pump, regularly carry out back flushing to filler catalytic tower, back flushing water outlet is discharged by water-in three-way valve, and because tower inner swash plate inclination angle is downward, backwash resistance is less, and speed of rinsing is fast, effective.Filler after flushing not easily blocks and hardens, and increases the service life.
Waste water containing ozone, oxygen or air enters in tower from water-in 3, and upwards flows, and the particulate catalytic filler being coated with inertia noble metal powder drops into from tower top filler dispensing port, needs this filler dispensing port closed, prevent gas escape after dropping into filler.The space between flap filled by filler, and leaves non-packing space at flap top, and filler contact area is large, can effectively utilize ozone and oxygen to react.After the flap drift angle space gas-liquid separation of filler catalytic tower inside, ozone, oxygen gas are blocked in this space, and due to the restriction in space, gas can enter in sewage again, extend the contact reacts time of gas and waste water, and improve ozone utilization rate, reaction efficiency is high.Waste water is through packing layer, and catalyzer energy catalysis ozone, oxygen or air on filler and waste water reaction produce oxide group, and the objectionable impurities in Quick Oxidation degrading waste water and larger molecular organics, reach the object of disposing of sewage.Simultaneously filler can filter, some suspended particles of Adsorption, make clean outlet.Waste water is after treatment discharged by the water outlet on tower top, water outlet pipeline is installed threeway and sample cock, convenient sampling.Filler catalytic tower tower bottom (head) adopts arcuate structure, increase and store sediment volume, be convenient to throw out more heavier and rely on gravity settling, bottom arranges emptying valve, be convenient to the throw out in waste water be discharged in time or by emptying for waste water in tower, prevents too much clogging deposits filler.
Filler catalytic tower of the present invention can carry out the design change of tower body size according to waste water quality situation and the process water yield, or regulate flooding velocity by water inlet regulated valve, ensure that waste water has sufficient reaction time in tower, be adapted to the process of the multiple water yield, water quality, applied range.
Embodiment
The filler catalytic tower designed and produced out by technical solution of the present invention is connected by pipeline carries out sewage disposal with catalytic tower, moral space clean and dirt water all-in-one (providing ozone, ozone to mix with waste water), sewage after process is disposed of sewage effective than conventional filler tower, reaction times shortens, reaction efficiency improves, degraded COD ability significantly improves, to colourity, stink better effects if.
Such as: after filler catalytic tower is connected with catalytic tower, moral space clean and dirt water all-in-one, certain dyeing waste water is processed, after 30min process, decolorizing effect is obvious, and suspended particle reduces, and COD is down to 867mg/L from original 1860mg/L, degradation rate reaches 53.4%.Refer to following table:
| Water quality parameter | Former state | After process 3h | Degradation rate |
| COD(mg/L) | 1860 | 867 | 53.4% |
| Colourity | Dark-brown | Light yellow | —— |
| Suspended particle | More | Seldom | —— |
Claims (5)
1. a filler catalytic tower, is characterized in that: comprise base (1), and (1) is provided with reaction tower main body to base, and reaction tower main body is made up of inhalant region from bottom to top, supporting layer (12), packing layer (11), Graceful pool; Inhalant region comprises (10) at the bottom of tower, and the bottom of (10) at the bottom of tower is provided with tower bottom (head) (2), and tower bottom (head) (2) is connected with emptying valve (9); Packing layer is filled with filler in (11), and the sidewall upper of packing layer (11) is provided with water outlet (8), is provided with flap (4) in packing layer (11), and one end of flap (4) is connected to packing layer (11) inwall, and the other end is downward-sloping; Graceful pool comprises tower top (5), and tower top (5) is provided with tower top end socket (7), and tower top end socket (7) upper end offers filler and adds mouth (6); Filler in packing layer (11) is the porous particle filler that particle diameter is greater than 10mm, and its surface-coated has inertia noble metal catalyst;
Packing layer is provided with multilayer flap in (11), multilayer flap staggered arrangement, and every layer of flap has cross-coincidence part in the projection of horizontal plane; Every layer of flap exceedes reaction tower main body axis 5-500mm in the length of the projection of horizontal plane, angle between the axis of every layer of flap and reaction tower main body is 30-89 °, the particulate catalytic filler being coated with inertia noble metal powder drops into from tower top filler dispensing port, fill the space between flap, and leave the non-packing space of drift angle at flap top, when residual ozone and oxygen enter this tower, after gas-liquid separation, ozone, oxygen gas are blocked in this space;
Water outlet (8) is connected with threeway, and is provided with thief hole; Water outlet (8) is connected with backwashing pump.
2. filler catalytic tower as claimed in claim 1, is characterized in that: reaction tower main body is stainless steel.
3. filler catalytic tower as claimed in claim 1, it is characterized in that: tower bottom (head) (2) is arcuate structure, tower top end socket (7) is arcuate structure.
4. filler catalytic tower as claimed in claim 1, it is characterized in that: supporting layer (12) is a plectane, it has been evenly arranged circular hole or square hole, supporting layer (12) is stainless steel.
5. filler catalytic tower as claimed in claim 4, is characterized in that: the aperture of circular hole or the length of side of square hole are 4-10mm.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410254417.0A CN104085977B (en) | 2014-06-10 | 2014-06-10 | A kind of filler catalytic tower |
| US14/899,354 US20160137539A1 (en) | 2013-06-17 | 2014-06-16 | Sewage treatment system and method thereof |
| PCT/CN2014/079909 WO2014201979A1 (en) | 2013-06-17 | 2014-06-16 | Sewage treatment system and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410254417.0A CN104085977B (en) | 2014-06-10 | 2014-06-10 | A kind of filler catalytic tower |
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| Publication Number | Publication Date |
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| CN104085977A CN104085977A (en) | 2014-10-08 |
| CN104085977B true CN104085977B (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410254417.0A Expired - Fee Related CN104085977B (en) | 2013-06-17 | 2014-06-10 | A kind of filler catalytic tower |
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| CN108341525B (en) * | 2018-04-17 | 2024-03-19 | 深圳市清源宝科技有限公司 | Degradation device and method for high-temperature coke quenching wastewater |
| CN111302478B (en) * | 2020-03-03 | 2024-03-12 | 清华大学 | Sludge and wastewater treatment device and sludge or wastewater treatment method |
| CN114110604B (en) * | 2021-12-21 | 2024-03-26 | 湖北悦源实业有限公司 | Pyrolysis method based on full-automatic garbage pyrolysis system |
| CN116099303A (en) * | 2022-11-17 | 2023-05-12 | 连云港海蓝研磨材料有限公司 | Filtering type environment-friendly dust remover |
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| JP2003039082A (en) * | 2001-07-30 | 2003-02-12 | Chiyoda Kohan Co Ltd | Fenton's reaction tank |
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Effective date of registration: 20170111 Address after: Xinhuang road Xinhuang town in Liuhe District of Nanjing City, Jiangsu Province, No. 28 211516 Patentee after: Nanjing Delei environmental protection equipment Co. Address before: 210023 Xuanwu District, Jiangsu, Nanjing Xuanwu Avenue, 699-27 software development base, building, No. 7, building three, floor 3 Patentee before: Nanjing Delei Science and Technology Co., Ltd. |
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Denomination of invention: Packed catalytic reaction column Effective date of registration: 20180926 Granted publication date: 20151230 Pledgee: Bank of China Limited by Share Ltd Nanjing Liuhe sub branch Pledgor: Nanjing Delei environmental protection equipment Co. Registration number: 2018320000196 |
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Granted publication date: 20151230 Termination date: 20210610 |