CN104860371A - Oscillatory type photocatalysis waste-water treating device - Google Patents
Oscillatory type photocatalysis waste-water treating device Download PDFInfo
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- CN104860371A CN104860371A CN201510278765.6A CN201510278765A CN104860371A CN 104860371 A CN104860371 A CN 104860371A CN 201510278765 A CN201510278765 A CN 201510278765A CN 104860371 A CN104860371 A CN 104860371A
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Abstract
The invention discloses an oscillatory type photocatalysis waste-water treating device. The oscillatory photocatalysis waste-water treating device comprises a shaking table and more than two reactors, wherein each reactor adopts a hollow cylindrical structure; one end surface of each reactor is opened, and the other end surface of the reactor is closed; each reactor comprises a quartz layer and a glass layer from inside to outside; each reactor is fixed in the shaking table with the opening facing upwards; a water inlet is formed in the upper end of each reactor, and a water outlet is formed in the lower end of each reactor; the water outlet of the front reactor is communicated with the water inlet of the next reactor through a first pipeline, and the water inlet of the first reactor is communicated with the water outlet of the last reactor through a second pipeline, wherein a peristaltic pump is mounted on the second pipeline; a light source is arranged in the inner cavity of the each reactor. According to the oscillatory photocatalysis waste-water treating device disclosed by the invention, during the photocatalysis treatment of waste water, under the dual effects of oscillation and illumination, a catalyst and a reaction substrate can be in sufficient contact, so that the reaction can be quickly performed; in addition; the oscillatory photocatalysis waste-water treating device is simple in structure, easy to manufacture, convenient to operate, and high in practicability.
Description
Technical field
The present invention relates to field of waste water treatment, relate in particular to a kind of device of oscillatory type photocatalysis treatment of waste water.
Background technology
Along with the fast development of China's economy, environmental problem is also on the rise, and especially a large amount of organic waste water brings very large challenge to environment.Organic waste water concentration is high, can endanger aquatic ecosystem, cause water quality deterioration, but also can bring very large impact to surrounding resident life.Containing a large amount of poisonous hardly degraded organic substance in organic waste water, in the physical environment such as water body, soil, constantly accumulation, enrichment, enters human body finally by food chain, is detrimental to health.Therefore, the series of environmental problems that organic waste water produces causes the attention that people are very large.But well-known, organic waste water complicated component, space-time gap is also very large; Pollutant levels are comparatively large, and fluctuation range clearly; Hardly degraded organic substance is many, and toxicity is also very strong, and heavy metal content is high; Sewage kind is many, water quality difference clearly.These features of organic waste water bring very large difficulty to the process of organic waste water.
Monocrystalline TiO is found from 1972
2electrode light can photocatalytic water, and photocatalysis oxidation technique causes the concern of more and more researcher.Photocatalysis treatment technology owing to having less energy-consumption, the advantage such as operation is simple, reaction conditions is gentle, basic non-secondary pollution, effectively organic pollutant can be converted into CO
2, H
2o, NO
3-etc. nontoxic inorganic molecules material or other nontoxic intermediate products, thus reach degradable organic pollutant object.In addition photocatalysis oxidation technique can also be degraded as Persistent organic pollutants such as chloroform, organo phosphorous compounds, polychlorobiphenyl, polycyclic aromatic hydrocarbonss.Therefore, photocatalysis oxidation technique has important practical significance to environmental wastewater improvement as an emerging method for treating wastewater.But due to features such as organic waste water concentration is high, complicated component, difficult degradations, adding catalyzer is difficult to recycle and reuse, and does not have simple sewage treatment equipment, causes photocatalysis oxidation technique not put among actual production process always.
Summary of the invention
Technical problem to be solved by this invention is to provide that a kind of structure is simple, practical, the device of the oscillatory type photocatalysis treatment of waste water of good degrading effect.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: the device of oscillatory type photocatalysis treatment of waste water, comprise shaking table and plural reactor, described reactor is an end face opening, the hollow cylinder structure that other end is closed, and described reactor comprises quartz layer and glass coating from inside to outside, described reactor is fixed in shaking table opening uply, the upper end of described reactor has water-in, lower end has water outlet, by the first pipeline communication between the water outlet of previous reactor and the water-in of a rear reactor, be communicated with by second pipe between the water-in of first reactor and the water outlet of last reactor, described second pipe is provided with peristaltic pump, also light source is configured with in the inner chamber of described reactor.
Further, all filter is installed in the water-in of described reactor and water outlet.
Further, the outside surface of described reactor is coated with tapetum lucidum.
Further, described second pipe is connected with the stopple coupon communicated with it, described stopple coupon is provided with the switch member opening and closing stopple coupon.
Beneficial effect of the present invention is: in the process of photocatalysis treatment of waste water of the present invention, under the dual function of earthquake and illumination, catalyzer fully adsorbs the organism in waste water and will be adsorbed on the organism fast degradation on surface, concussion not only accelerates the adsorptive power of catalyzer, play stirring action more in the reaction, catalyzer is fully contacted with reaction substrate, add the carrying out of fast response, and reacting environment is subdivided into many places by plural reactor by the present invention, and waste liquid is circulated between each reactor, thus accelerate the carrying out of reaction further, therefore the present invention has extraordinary degradation effect.In addition structure of the present invention simple, be easy to manufacture, easy to operate, practicality is very strong, the advantage of catalyzer itself can be given full play to, effective degradation of organic waste water, alleviate the hazard rating of waste water to environment.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the structural representation of the reactor in one embodiment of the invention.
Fig. 3 is the structural representation of the filter in one embodiment of the invention.
Being labeled as of each parts in accompanying drawing: 1 shaking table, 2 reactors, 21 quartz layers, 22 glass coatings, 23 tapetum lucidums, 24 water-ins, 25 water outlets, 3 first pipelines, 4 second pipes, 5 peristaltic pumps, 6 light sources, 7 filters, 71 filter plates, 72 filter membranes, 8 stopple coupons, 81 switch member.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
See Fig. 1, Fig. 2 and Fig. 3.
The device of the oscillatory type photocatalysis treatment of waste water of one embodiment of the invention, comprise shaking table 1 and plural reactor 2, described reactor 2 is an end face opening, the hollow cylinder structure that other end is closed, and described reactor 2 comprises quartz layer 21 and glass coating 22 from inside to outside, in the present embodiment, the circular in cross-section of described reactor 2, certainly this cross section can also be in other any suitable shape, as square, oval etc., and described reactor 2 size from top to bottom also need not be identical, described reactor 2 is fixed in shaking table 1 opening uply, the opening of described reactor 2 is opening for feed, it is again the gas discharge outlet of reaction process, the upper end of described reactor 2 has water-in 24, lower end has water outlet 25, be communicated with by the first pipeline 3 between the water outlet 25 of previous reactor 2 and the water-in 24 of a rear reactor 2, be communicated with by second pipe 4 between the water-in 24 of first reactor 2 and the water outlet 25 of last reactor 2, described second pipe 4 is provided with peristaltic pump 5, light source 6 is also configured with in the inner chamber of described reactor 2.
In the water-in 24 of described reactor 2 and water outlet 25, filter 7 is all installed.In the present embodiment, described filter 7 is made up of filter plate 71 and the filter membrane 72 that covers filter plate 71 two sides, but the structure of filter 7 of the present invention is not as limit, arranging filter 7 can prevent catalyzer from flowing out from reactor 2, be conducive to the carrying out reacted, and catalyzer can be reused.
The outside surface of described reactor 2 is coated with tapetum lucidum 23.The light that light source 6 can be made like this to launch is entered reactor 2 by tapetum lucidum 23 reflection again after quartz layer 21 and glass coating 22, thus improve the utilising efficiency of light, in prior art, tapetum lucidum is common, as by silver-plated, paste the mode such as aluminium foil and realize, do not describe in detail at this.
Described second pipe 4 is connected with the stopple coupon 8 communicated with it, described stopple coupon 8 is provided with the switch member 81 opening and closing stopple coupon 8.In the prior art, the parts for pipe switch have a lot, do not describe in detail at this, and the comparatively simple one of structure is tongs, and corresponding stopple coupon 8 adopts flexible pipe.Sample from stopple coupon 8, the carrying out of reaction can not be affected, and convenient and swift, and because filtering head 7 filters, the sample liquid after sampling can directly be measured without the need to carrying out other process again, save energy.
The shaking table 1 of the present embodiment is preferably constant-temperature table, to facilitate control temperature of reaction, light source 6 adopts low pressure mercury lamp or xenon lamp, light source 6 is suspended in the inner chamber of reactor 2 by hard connecting rod, hard connecting rod is fixed on the inwall of shaking table 1, certainly the upper end of light source 6 can also be fixed on the upper end of reactor 2 by hard connecting rod, the bottom interior wall of reactor 2 is fixed on by hard connecting rod in lower end, thus make light source 6 can with the keeping strokes of reactor 2, light source 6 can carry battery supply, also can by being built in wire in hard connecting rod and electrical network is connected, described peristaltic pump 5 model is BT50-1, the effect of peristaltic pump 5 is that waste water is circulated between each reactor 2, and regulate flow velocity.
The working process of the device of the oscillatory type photocatalysis treatment of waste water of one embodiment of the invention is: waste water is full of whole device from the opening of reactor 2, and appropriate catalyzer is added in reactor 2, open light source 6, namely startup shaking table 1 and peristaltic pump 5 start to process waste water, make waste water circulate until substantially degrade between each reactor 2 by peristaltic pump 5, velocity of flow can be regulated by peristaltic pump 5.After reaction terminates, drained by waste water in reactor 2 by peristaltic pump 5, rejoin organic waste water, such catalyzer can repeatedly utilize.
In concrete enforcement, utilize the methylene blue dye aqueous solution that the device process 500mL concentration of the oscillatory type photocatalysis treatment of waste water of one embodiment of the invention is 10mg/L, 500W xenon lamp is adopted at light source 6, shaking table 1 constant temperature 25 DEG C, concussion frequency are 130r/min, catalyst amounts is 0.1g, the treatment time is under the condition of 120min, and the degradation rate of methylene blue reaches 90%; At identical conditions, also 85.82% can be reached to the degradation rate of the rhodamine B aqueous solution.And at identical conditions, common quartz reactor to the degradation rate of above-mentioned two kinds of solution all lower than 50%.
Utilize in the process of photocatalysis treatment of waste water of the present invention, under the dual function of earthquake and illumination, catalyzer fully adsorbs the organism in waste water and will be adsorbed on the organism fast degradation on surface, concussion not only accelerates the adsorptive power of catalyzer, play stirring action more in the reaction, catalyzer is fully contacted with reaction substrate, add the carrying out of fast response, General reactions carries out in a large reactor, and reacting environment is subdivided into many places by plural reactor 2 by the present invention, and waste liquid is circulated between each reactor 2, thus accelerate the carrying out of reaction further, therefore the present invention has extraordinary degradation effect, in addition structure of the present invention simple, be easy to manufacture, easy to operate, practicality is very strong, can give full play to the advantage of catalyzer itself, can effective degradation of organic waste water, alleviate the hazard rating of waste water to environment.
Be to be understood that example as herein described and embodiment only in order to illustrate, those skilled in the art can make various amendment or change according to it, when not departing from spirit of the present invention, all belong to protection scope of the present invention.
Claims (4)
1. the device of oscillatory type photocatalysis treatment of waste water, it is characterized in that: comprise shaking table (1) and plural reactor (2), described reactor (2) is an end face opening, the hollow cylinder structure that other end is closed, and described reactor (2) comprises quartz layer (21) and glass coating (22) from inside to outside, described reactor (2) is fixed in shaking table (1) opening uply, the upper end of described reactor (2) has water-in (24), lower end has water outlet (25), be communicated with by the first pipeline (3) between the water outlet (25) of previous reactor (2) and the water-in (24) of a rear reactor (2), be communicated with by second pipe (4) between the water-in (24) of first reactor (2) and the water outlet (25) of last reactor (2), described second pipe (4) is provided with peristaltic pump (5), light source (6) is also configured with in the inner chamber of described reactor (2).
2. the device of oscillatory type photocatalysis treatment of waste water as claimed in claim 1, is characterized in that: be all provided with filter (7) in the water-in (24) of described reactor (2) and water outlet (25).
3. the device of oscillatory type photocatalysis treatment of waste water as claimed in claim 1 or 2, is characterized in that: the outside surface of described reactor (2) is coated with tapetum lucidum (23).
4. the device of oscillatory type photocatalysis treatment of waste water as claimed in claim 1 or 2, it is characterized in that: described second pipe (4) is connected with the stopple coupon (8) communicated with it, described stopple coupon (8) is provided with the switch member (81) opening and closing stopple coupon (8).
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| CN201510278765.6A CN104860371B (en) | 2015-05-27 | 2015-05-27 | The device of oscillatory type photocatalysis treatment of waste water |
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| CN201510278765.6A CN104860371B (en) | 2015-05-27 | 2015-05-27 | The device of oscillatory type photocatalysis treatment of waste water |
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| CN104860371A true CN104860371A (en) | 2015-08-26 |
| CN104860371B CN104860371B (en) | 2017-01-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105502789A (en) * | 2016-01-13 | 2016-04-20 | 衢州学院 | Method for catalytically degrading organic fluorine wastewater through short-wave ultraviolet |
| CN115259275A (en) * | 2022-08-20 | 2022-11-01 | 生态环境部南京环境科学研究所 | Full-automatic xenon-arc lamp photolysis instrument device for industrial water body |
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| JPH07185540A (en) * | 1993-12-28 | 1995-07-25 | Nippon Shokubai Co Ltd | Adsorbent for waste water treatment, treatment of waste water using the same and method of regenerating adsorbent |
| CN204643904U (en) * | 2015-05-27 | 2015-09-16 | 安徽理工大学 | The device of oscillatory type photocatalysis treatment of waste water |
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2015
- 2015-05-27 CN CN201510278765.6A patent/CN104860371B/en not_active Expired - Fee Related
Patent Citations (2)
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| JPH07185540A (en) * | 1993-12-28 | 1995-07-25 | Nippon Shokubai Co Ltd | Adsorbent for waste water treatment, treatment of waste water using the same and method of regenerating adsorbent |
| CN204643904U (en) * | 2015-05-27 | 2015-09-16 | 安徽理工大学 | The device of oscillatory type photocatalysis treatment of waste water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105502789A (en) * | 2016-01-13 | 2016-04-20 | 衢州学院 | Method for catalytically degrading organic fluorine wastewater through short-wave ultraviolet |
| CN115259275A (en) * | 2022-08-20 | 2022-11-01 | 生态环境部南京环境科学研究所 | Full-automatic xenon-arc lamp photolysis instrument device for industrial water body |
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| CN104860371B (en) | 2017-01-04 |
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