CN204689799U - Based on the photocatalytic oxidation reactor of activated carbon supported nano TiO 2 - Google Patents
Based on the photocatalytic oxidation reactor of activated carbon supported nano TiO 2 Download PDFInfo
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- CN204689799U CN204689799U CN201520351444.XU CN201520351444U CN204689799U CN 204689799 U CN204689799 U CN 204689799U CN 201520351444 U CN201520351444 U CN 201520351444U CN 204689799 U CN204689799 U CN 204689799U
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Abstract
The utility model discloses a kind of based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, comprise reactor shell, described reactor shell is diameter 25cm, height is the cylindrical frosted double-layer glass tube of 67cm, one deck reflective sheeting is housed between layer glass pipe, be provided with the silica glass cold-trap pipe that three are equipped with ultraviolet lamp tube in described reactor shell, and the mounting means of the outer reaction zone of middle lamp can make the utilization ratio of luminous energy reach maximum.Described reactor shell bottom is installed into water pipe and inlet pipe respectively, is provided with microporous diaphragm aerator between described water inlet pipe and inlet pipe, and rising pipe and escape pipe are arranged at described reactor shell top, installs Stainless Steel Cloth before described rising pipe.The utility model embodies the optimum combination of light source utilization rate and catalyst activity, and at utmost can improve the reaction efficiency of whole reaction system, thus reach online real-time continuous rapidly and efficiently, the object such as energy-conservation, stable.
Description
Technical field
The utility model relates to the process field of water body environment pollution, is specifically related to a kind of based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor.
Background technology
In recent years, along with the fast development of China's economy and the raising of living standards of the people, a large amount of poisonous Recalcitrant chemicals is as entered environments such as medicine, agricultural chemicals, dyestuff, tensio-active agent, heavy metal and nitrite, especially river, river, lake, sea, causes the generation of deteriorating water quality and chemical water contamination accident.In water pollution control, the improvement of wastewater from chemical industry especially containing phenyl ring, many lopps organic pollutant becomes the focus that people pay close attention to.Therefore, protection and environmental protect are constructing environment friendly harmonious societies, realize the vital task of Chinese society sustainable economic development simultaneously.Tradition Pollutant Treatment method not only thoroughly can not eliminate degradation of contaminant, also easily cause secondary pollution, and use range is narrow, only be applicable to specific pollutent, simultaneously also high along with energy consumption, be not suitable for large-scale promotion to use, online real-time continuous cannot be realized and rapidly and efficiently process the shortcomings such as Wastewater Pollutant.Utilize photocatalysis oxidation technique degraded and removal of pollutants to obtain people more and more to pay close attention to, photocatalysis oxidation technique as the real eco-friendly novel green pollution plot technology of one, have easy and simple to handle, energy-efficient, reaction conditions is gentle, can reduce the many merits such as secondary pollution.Research for photocatalysis technology is mainly divided into two portions, and one, study on the synthesis to photocatalyst; Two, the research of photocatalytic reaction conditions.Wherein, in the research of reaction conditions, in order to the carrying out that photocatalysis oxidation reaction can be allowed efficient and stable, people design corresponding reactor for light-catalyzed reaction provides good platform.Photo catalysis reactor is the core of photocatalysis oxidation technique process pollutent, it is as the main equipment of photocatalysis oxidation reaction, determine problems such as the utilization ratio of light source and the performances of catalyst activity, and these two factors determine the efficiency of light-catalyzed reaction.Therefore, the photo catalysis reactor that manufacture online real-time continuous rapidly and efficiently processes Wastewater Pollutant is one of important step of carrying out photocatalytic pollutant degradation.
Utility model content
For solving the problem, the utility model provides a kind of based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, embody the optimum combination of light source utilization rate and catalyst activity, and at utmost can improve the reaction efficiency of whole reaction system, thus reach online real-time continuous rapidly and efficiently, the object such as energy-conservation, stable.
For achieving the above object, the technical scheme that the utility model is taked is:
Based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, comprise reactor shell, described reactor shell is diameter 25cm, height is the cylindrical frosted double-layer glass tube of 67cm, one deck reflective sheeting is housed between layer glass pipe, the silica glass cold-trap pipe that three are equipped with ultraviolet lamp tube is provided with in described reactor shell, and wrap up with quartzy cold-trap, so both high transmission rate can be ensured, ultraviolet lamp can be avoided again directly to contact with sewage, simultaneously because ultraviolet lamp uses for a long time, the temperature too high life-span consuming lamp, and cold-trap can play the effect of cooling, extend the life-span of lamp, play the effect of save energy, and the mounting means of the outer reaction zone of middle lamp can make the utilization ratio of luminous energy reach maximum.Described reactor shell bottom is installed into water pipe and inlet pipe respectively, is provided with microporous diaphragm aerator between described water inlet pipe and inlet pipe, and rising pipe is arranged at described reactor shell top, installs Stainless Steel Cloth, prevent catalyst loss before described rising pipe; Reactor top is negative area, bottom is recirculating zone, simultaneously due to the effect of ascending gas bubbles, density difference is produced between up-flow district and Jiang Liu district, order about fluid carry-over solid catalyst to circulate between Liang Qu, add the residence time of pending liquid in reactor, be conducive to reaction solution and react more fully.The amplification section at top defines buffer zone, makes to bring about the desired sensation, solid, liquid three phase separation, and described reactor shell upper end is provided with securing cover plate, and described securing cover plate side is provided with air outlet.
As preferably, described reactor shell is built with a certain amount of TiO
2/ AC.
As preferably, the power of described ultraviolet lamp tube is 3*300W.
As preferably, the length of described ultraviolet lamp tube is 22.5cm, diameter 1.8cm.
As preferably, the light intensity of described ultraviolet lamp tube is 4.05mW/cm
2, work-ing life is 1000h.
As preferably, described water inlet pipe is provided with a water regulating valve, and described inlet pipe is provided with a gas flow controller.
The utility model has following beneficial effect:
1, the ultraviolet lamp in reactor is placed in centre, and wrap up with quartzy cold-trap, so both high transmission rate can be ensured, ultraviolet lamp can be avoided again directly to contact with sewage, simultaneously because ultraviolet lamp uses for a long time, the temperature too high life-span consuming lamp, and cold-trap can play the effect of cooling, extend the life-span of lamp, play the effect of save energy.And the mounting means of the outer reaction zone of middle lamp can make the utilization ratio of luminous energy reach maximum.
2, reactor lower part is installed into water pipe and inlet pipe respectively, has micro-pore aeration plate interval between water inlet pipe and inlet pipe; Rising pipe is arranged at reactor top, installs Stainless Steel Cloth and prevent catalyst loss before rising pipe;
3, reactor top is negative area, and bottom is recirculating zone, and is provided with ring-type aeration head to produce bubble in the bottom of reactor, to being filled with oxygen in reactor, accelerates the speed of photodegradation reaction;
4, due to the effect of ascending gas bubbles, between up-flow district and Jiang Liu district, produce density difference, order about fluid carry-over solid catalyst and circulate between Liang Qu, add the residence time of pending liquid in reactor, be conducive to reaction solution and react more fully.The amplification section at top defines buffer zone, makes to bring about the desired sensation, solid, liquid three phase separation.
5, this reactor can make the catalytic efficiency of catalyzer improve, and dye degrades rate improves.And the effective illuminating area of this photo catalysis reactor is large, the utilization ratio of luminous energy is higher; Reaction conditions is easy to control and improve; The online real-time continuous that can realize Wastewater Pollutant efficiently processes, and has good industrial prospect.
Accompanying drawing explanation
Fig. 1 is that the utility model embodiment is based on activated carbon supported nano-TiO
2the structural representation of photocatalytic oxidation reactor.
Embodiment
In order to make the purpose of this utility model and advantage clearly understand, below in conjunction with embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the utility model embodiment provides a kind of based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, comprise reactor shell 7, described reactor shell 7 is diameter 25cm, height is the cylindrical frosted double-layer glass tube of 67cm, one deck reflective sheeting is housed between layer glass pipe, the silica glass cold-trap pipe 2 that three are equipped with ultraviolet lamp tube 3 is provided with in described reactor shell 7, and wrap up with quartzy cold-trap, so both high transmission rate can be ensured, ultraviolet lamp can be avoided again directly to contact with sewage, simultaneously because ultraviolet lamp uses for a long time, the temperature too high life-span consuming lamp, and cold-trap can play the effect of cooling, extend the life-span of lamp, play the effect of save energy, and the mounting means of the outer reaction zone of middle lamp can make the utilization ratio of luminous energy reach maximum.Described reactor shell 7 bottom is installed into water pipe 1 and inlet pipe 9 respectively, microporous diaphragm aerator 8 is provided with between described water inlet pipe 1 and inlet pipe 9, rising pipe 6 is arranged at described reactor shell 7 top, installs Stainless Steel Cloth, prevent catalyst loss before described rising pipe 6; Reactor top is negative area, and bottom is recirculating zone, is used for producing bubble, not only gives in reactor and is filled with oxygen, accelerate the speed of photodegradation reaction; Simultaneously due to the effect of ascending gas bubbles, between up-flow district and Jiang Liu district, produce density difference, order about fluid carry-over solid catalyst and circulate between Liang Qu, add the residence time of pending liquid in reactor, be conducive to reaction solution and react more fully.The amplification section at top defines buffer zone, makes to bring about the desired sensation, solid, liquid three phase separation, and described reactor shell 7 upper end is provided with securing cover plate 5, and described securing cover plate 5 side is provided with air outlet 4.
Described reactor shell 7 is built with a certain amount of TiO
2/ AC.
The power of described ultraviolet lamp tube 3 is 3*300W.
The length of described ultraviolet lamp tube 3 is 22.5cm, diameter 1.8cm.
The light intensity of described ultraviolet lamp tube 3 is 4.05mW/cm
2, work-ing life is 1000h.
Described water inlet pipe 1 is provided with a water regulating valve, and described inlet pipe 9 is provided with a gas flow controller
After this concrete enforcement processing and debugging completes, sol-gel method is selected to prepare TiO
2/ AC photocatalyst, by TiO
2be carried on as photocatalyst on granulated active carbon, powder TiO can be overcome
2the problem of catalyst loss, reactant can be adsorbed onto in activated carbon granule surface and micropore and react by gac, improves photochemical catalytic oxidation efficiency.Utilize this reactor degradation of methylene blue dye wastewater, investigate degradation efficiency.This reactor can make the catalytic efficiency of catalyzer improve, and dye degrades rate improves.And the effective illuminating area of this photo catalysis reactor is large, the utilization ratio of luminous energy is higher; Reaction conditions is easy to control and improve; The online real-time continuous of realization response thing efficiently can process, there is good industrial prospect.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, comprise reactor shell (7), it is characterized in that, described reactor shell (7) is diameter 25cm, height is the cylindrical frosted double-layer glass tube of 67cm, one deck reflective sheeting is housed between layer glass pipe, in described reactor shell (7), is provided with the silica glass cold-trap pipe (2) that three are equipped with ultraviolet lamp tube (3), and the mounting means of the outer reaction zone of middle lamp can make the utilization ratio of luminous energy reach maximum; Described reactor shell (7) bottom is installed into water pipe (1) and inlet pipe (9) respectively, microporous diaphragm aerator (8) is provided with between described water inlet pipe (1) and inlet pipe (9), rising pipe (6) is arranged at described reactor shell (7) top, the front installation Stainless Steel Cloth of described rising pipe (6), described reactor shell (7) upper end is provided with securing cover plate (5), and described securing cover plate (5) side is provided with air outlet (4).
2. according to claim 1 based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, it is characterized in that, described reactor shell (7) is built with TiO
2/ AC.
3. according to claim 1 based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, it is characterized in that, the power of described ultraviolet lamp tube (3) is 3*300W.
4. according to claim 1 based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, it is characterized in that, the length of described ultraviolet lamp tube (3) is 22.5cm, diameter 1.8cm.
5. according to claim 1 based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, it is characterized in that, the light intensity of described ultraviolet lamp tube (3) is 4.05mW/cm
2, work-ing life is 1000h.
6. according to claim 1 based on activated carbon supported nano-TiO
2photocatalytic oxidation reactor, it is characterized in that, described water inlet pipe (1) is provided with a water regulating valve, and described inlet pipe (9) is provided with a gas flow controller.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006827A (en) * | 2016-08-02 | 2016-10-12 | 胡积宝 | Device for photoelectric conversion catalytic oxidation of organic matters in water in natural light condition |
| CN106044954A (en) * | 2016-08-02 | 2016-10-26 | 胡积宝 | Method for photovoltaic conversion catalytic oxidation of organic matter in water under condition of natural light |
| CN106082424A (en) * | 2016-08-02 | 2016-11-09 | 胡积宝 | A kind of device of opto-electronic conversion catalysis oxidation Organic substance in water |
| CN106082425A (en) * | 2016-08-02 | 2016-11-09 | 胡积宝 | A kind of method of opto-electronic conversion catalysis oxidation Organic substance in water |
| CN107324445A (en) * | 2017-08-04 | 2017-11-07 | 南京河海环境研究院有限公司 | A kind of light catalytic waste water processing device |
| CN108178231A (en) * | 2018-02-23 | 2018-06-19 | 山东默锐环境产业股份有限公司 | A kind of efficient overflow-type photo catalysis reactor |
| CN110787753A (en) * | 2019-12-06 | 2020-02-14 | 浙江省天正设计工程有限公司 | Continuous and efficient photochemical reaction system |
-
2015
- 2015-05-24 CN CN201520351444.XU patent/CN204689799U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006827A (en) * | 2016-08-02 | 2016-10-12 | 胡积宝 | Device for photoelectric conversion catalytic oxidation of organic matters in water in natural light condition |
| CN106044954A (en) * | 2016-08-02 | 2016-10-26 | 胡积宝 | Method for photovoltaic conversion catalytic oxidation of organic matter in water under condition of natural light |
| CN106082424A (en) * | 2016-08-02 | 2016-11-09 | 胡积宝 | A kind of device of opto-electronic conversion catalysis oxidation Organic substance in water |
| CN106082425A (en) * | 2016-08-02 | 2016-11-09 | 胡积宝 | A kind of method of opto-electronic conversion catalysis oxidation Organic substance in water |
| CN107324445A (en) * | 2017-08-04 | 2017-11-07 | 南京河海环境研究院有限公司 | A kind of light catalytic waste water processing device |
| CN108178231A (en) * | 2018-02-23 | 2018-06-19 | 山东默锐环境产业股份有限公司 | A kind of efficient overflow-type photo catalysis reactor |
| CN110787753A (en) * | 2019-12-06 | 2020-02-14 | 浙江省天正设计工程有限公司 | Continuous and efficient photochemical reaction system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20160524 |