CN208603808U - A kind of photocatalytic oxidation reactor - Google Patents
A kind of photocatalytic oxidation reactor Download PDFInfo
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- CN208603808U CN208603808U CN201821129124.XU CN201821129124U CN208603808U CN 208603808 U CN208603808 U CN 208603808U CN 201821129124 U CN201821129124 U CN 201821129124U CN 208603808 U CN208603808 U CN 208603808U
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- reactor
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- photocatalytic oxidation
- oxidation reactor
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Abstract
The utility model discloses a kind of photocatalytic oxidation reactors, including shell of reactor, aeration zone in shell of reactor is set from bottom to top, packing area and reaction zone, aeration zone lower part includes water inlet and air inlet, water outlet is arranged in reaction zone top, Titanium Dioxide plate is longitudinally disposed to be divided into multiple zoneofoxidations for reaction zone, ultraviolet lamppost is vertically arranged in each oxidation district center respectively, the relative distance of ultraviolet lamp and catalytic plate is more uniform at this time, catalytic plate is completely in the best catalysis distance of ultraviolet lamp, excellent catalytic effect, the inner surface of simultaneous reactions device shell is mirror surface treatment, the light that ultraviolet lamp issues is specularly reflected, greatly strengthen the light intensity of ultraviolet light, be conducive to improve the degradation effect of organic pollutant.
Description
Technical field
The utility model relates to sewage-treatment plant technical fields, and in particular to a kind of photocatalytic oxidation reactor.
Background technique
Photocatalysis oxidation technique is a kind of emerging Green Technologies For Waste Water Treatment, it is by oxidant in light excitation and certain
The hydroxyl free of strong oxidizing property is generated under semiconductor with band structure, such as the catalytic action of TiO2, ZnO photochemical catalyst
Base, decomposing organic matter, degradation of contaminant tool speed is fast, non-selectivity, reaction condition are mild, low energy consumption, easy to operate, energy mineralising
Most organic matters and eliminate heavy metal pollution, outstanding advantages of catalyst is reusable, without secondary pollution, it has also become one
Kind has the water treatment technology of broad prospect of application.
The physical state according to locating for photochemical catalyst is different at present, and photo catalysis reactor can be divided into floating type light-catalyzed reaction
Device and fixed photo catalysis reactor.
Floating type photo catalysis reactor is that the semiconductor materials such as catalyst TiO2 are added in reactor, using the side of stirring
Formula is sufficiently mixed catalyst with reaction solution, passes through the oxidation decomposing pollutant of ultraviolet light；This form is able to maintain catalysis
The intrinsic activity of agent, comes into full contact with pollutant and catalyst, and there is no the limitations of mass transport, but there is also suspended particles pair
The problems such as absorption of light stops, and influences the irradiation depth of light, and catalyst is difficult to recycle, utilize, and active ingredient loss is larger.
Fixed photo catalysis reactor is that the semiconductor materials such as catalyst TiO2 are sprayed on reactor wall, porous
On the materials such as glass, sand, silica gel, steel wire, reaction solution is made to flow through the catalyst of immobilization, passes through the oxidation point of ultraviolet light
Solve pollutant；Existing catalyst not easily runs off in this form, does not need to separate catalyst, recycle, but exists and urge
Agent reduces activity due to fixed, and the utilization rate of light is low, catalyst fall off with it is difficult raw the problems such as.
Therefore, existing to overcome in order to solve the above technical problems, it is necessory to provide a kind of novel photocatalysis oxidation reactor
There is the defect in technology.
Utility model content
It penetrates and is distributed the technical problem to be solved by the present invention is to provide a kind of UV illumination, the utilization rate of light is high,
The fast fixed photocatalytic oxidation reactor of reaction rate.
In order to solve the above-mentioned technical problem, the utility model provides a kind of photocatalytic oxidation reactor, including reactor
Shell, the aeration zone being arranged in shell of reactor from bottom to top, packing area and reaction zone, the aeration zone lower part include water inlet
Water outlet is arranged in mouth and air inlet, the reaction zone top, and Titanium Dioxide plate is longitudinally disposed to be divided into the reaction zone
Multiple zoneofoxidations, ultraviolet lamppost are vertically arranged in each oxidation district center respectively, and ultraviolet lamp and catalytic plate is opposite at this time
Distance is more uniform, and catalytic plate is completely in the best catalysis distance of ultraviolet lamp, excellent catalytic effect, while outside the reactor
The inner surface of shell is mirror surface treatment, and the light that ultraviolet lamp issues is specularly reflected, greatly strengthens the light intensity of ultraviolet light, be conducive to mention
The degradation effect of high organic pollutant.
Further, the catalytic plate is set from the reaction zone central axes to the shell of reactor inner surface directional divergence
It sets, so that each zoneofoxidation can also obtain the ultraviolet light of mirror-reflection, oxidation reinforced effect other than the ultraviolet light that ultraviolet lamp issues
Fruit.
Further, the catalytic plate right-angled intersection, which is arranged, is equally divided into 4 zoneofoxidations for the reaction zone, conveniently sets
It sets, so that being respectively positioned on catalytic plate in the best irradiation catalysis distance of ultraviolet lamp, and each zoneofoxidation is issued in addition to ultraviolet lamp
The ultraviolet light of mirror-reflection, oxidation reinforced effect can be obtained outside ultraviolet light.
Further, the shell of reactor is tube structure, facilitates manufacture and guarantees to obtain using identical material
Maximum volume.
Further, the hollow ceramic ball that surface is coated with titanium dioxide-coated layer is provided in the packing area, it is hollow
Ceramic Balls large specific surface area, sewage and ozone contact sufficiently preliminary treatment with the titanium dioxide oxidizer of hollow ceramic ball surface
Effect is good.
Further, the height of the packing area is 200-800mm, and bigger packing area capacity can be such that oxidation reaction imitates
Rate is higher.
Further, it is provided with nano grade titanium alloy aeration plate in the aeration zone, makes the ozone bubbles entered in sewage
It is finer and closely woven, it is more preferable with merging for sewage, improve oxidation effectiveness.
Further, the packing area and reaction zone are provided with multiple observation panels from bottom to top, convenient for observation sewage anti-
Answer the disposition in device.
Further, the reaction zone is provided with observation panel and middle observation panel, and the packing area is provided with lower observation panel,
Convenient for understanding the sewage treatment situation of different location.
A kind of photocatalytic oxidation reactor of the utility model, beneficial effect compared with prior art is: ultraviolet light
Irradiation is distributed, and the utilization rate of light is high, improves the efficiency of photochemical catalytic oxidation.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model top view.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
As depicted in figs. 1 and 2, a kind of photocatalytic oxidation reactor, including shell of reactor 11, be arranged in from bottom to top it is anti-
Aeration zone 12, packing area 13 and the reaction zone 14 in device shell 11 are answered, 12 lower part of aeration zone includes water inlet 15 and air inlet
Water outlet 19 is arranged in mouth 16,14 top of reaction zone, and water inlet 15 and air inlet 16 enter from below respectively for sewage and ozone
Aeration zone 12, and enter packing area 13 from aeration zone 12, surface is provided in packing area 13 coated with titanium dioxide-coated layer
Hollow ceramic ball 2 carries out preliminary oxidation processing, 2 large specific surface area of hollow ceramic ball, sewage and ozone and hollow ceramic to sewage
Sufficiently, preliminary treatment effect is good for the titanium dioxide oxidizer contact on 2 surface of ball, and Titanium Dioxide plate 18 is longitudinally disposed will be described
Reaction zone 14 is divided into multiple zoneofoxidations 141, and ultraviolet lamppost 17 is vertically arranged in each 141 center of the zoneofoxidation respectively, because
The relative distance of this ultraviolet lamppost 17 and catalytic plate 18 is more uniform, and catalytic plate 18 is completely in the best catalysis of ultraviolet lamppost 17
In distance, high catalytic efficiency, while the inner surface of the shell of reactor 11 is mirror surface treatment, the light quilt that ultraviolet lamppost 17 issues
Mirror-reflection greatly strengthens the light intensity of ultraviolet light, is conducive to the degradation effect for improving organic pollutant, handles the sewage of completion
It is discharged from the water outlet 19 above reaction zone 14.
Above-mentioned catalytic plate 18 is arranged from 14 central axes of reaction zone to 11 inner surface directional divergence of shell of reactor, so that each
Zoneofoxidation 141 can also obtain the ultraviolet light of mirror-reflection other than the ultraviolet light that ultraviolet lamppost 17 issues, and oxidation reinforced effect is
Facilitate manufacture and maximum use space can be obtained, the shell of reactor 11 is designed as tube structure, while on the one hand in order to
It is respectively positioned on catalytic plate 18 in the best catalysis distance of ultraviolet lamppost 17, on the other hand catalytic plate 18 is set for convenience, it is above-mentioned
18 right-angled intersection of catalytic plate setting, is equally divided into 4 zoneofoxidations, 141,4 groups of ultraviolet lampposts 17 for the reaction zone 14 and is inserted into respectively
At the center of 4 zoneofoxidations 141.
The height of above-mentioned packing area 13 is 200-800mm, and bigger 13 capacity of packing area can make efficiency more
It is high.
It is provided with nano grade titanium alloy aeration plate 121 in the aeration zone 12, keeps the ozone bubbles entered in sewage thinner
It is close, it is more preferable with merging for sewage, improve oxidation effectiveness.
The packing area 13 and reaction zone 14 are provided with multiple observation panels 111 from bottom to top, are reacting convenient for observation sewage
Disposition in device.
The reaction zone 14 is provided with observation panel 111 and middle observation panel 111, and the packing area 13 is provided with lower observation panel
111, convenient for understanding the sewage treatment situation of different location.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (9)
1. a kind of photocatalytic oxidation reactor, which is characterized in that including shell of reactor, shell of reactor is arranged in from bottom to top
Interior aeration zone, packing area and reaction zone, the aeration zone lower part include water inlet and air inlet, the reaction zone top setting
Water outlet, Titanium Dioxide plate is longitudinally disposed to be divided into multiple zoneofoxidations for the reaction zone, and ultraviolet lamppost is set vertically respectively
It sets in each oxidation district center, the inner surface of the shell of reactor is mirror surface treatment.
2. a kind of photocatalytic oxidation reactor as described in claim 1, which is characterized in that the catalytic plate is by the reaction zone
Central axes are arranged to the shell of reactor inner surface directional divergence.
3. a kind of photocatalytic oxidation reactor as claimed in claim 2, which is characterized in that the catalytic plate right-angled intersection setting
The reaction zone is equally divided into 4 zoneofoxidations.
4. a kind of photocatalytic oxidation reactor as described in claim 1, which is characterized in that the shell of reactor is cylinder knot
Structure.
5. a kind of photocatalytic oxidation reactor as described in claim 1, which is characterized in that be provided with surface in the packing area
Hollow ceramic ball coated with titanium dioxide-coated layer.
6. a kind of photocatalytic oxidation reactor as described in claim 1, which is characterized in that the height of the packing area is 200-
800mm。
7. a kind of photocatalytic oxidation reactor as described in claim 1, which is characterized in that be provided with nanometer in the aeration zone
Grade titanium alloy aeration plate.
8. a kind of photocatalytic oxidation reactor as described in claim 1, which is characterized in that the packing area and reaction zone are under
Multiple observation panels are provided on and.
9. a kind of photocatalytic oxidation reactor as claimed in claim 7, which is characterized in that the reaction zone is provided with observation
Mouth and middle observation panel, the packing area is provided with lower observation panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821129124.XU CN208603808U (en) | 2018-07-17 | 2018-07-17 | A kind of photocatalytic oxidation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821129124.XU CN208603808U (en) | 2018-07-17 | 2018-07-17 | A kind of photocatalytic oxidation reactor |
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| Publication Number | Publication Date |
|---|---|
| CN208603808U true CN208603808U (en) | 2019-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821129124.XU Active CN208603808U (en) | 2018-07-17 | 2018-07-17 | A kind of photocatalytic oxidation reactor |
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| CN (1) | CN208603808U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108821424A (en) * | 2018-07-17 | 2018-11-16 | 苏州方舟环境发展有限公司 | A kind of photocatalytic oxidation reactor |
-
2018
- 2018-07-17 CN CN201821129124.XU patent/CN208603808U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108821424A (en) * | 2018-07-17 | 2018-11-16 | 苏州方舟环境发展有限公司 | A kind of photocatalytic oxidation reactor |
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