CN206219266U - A kind of UV LED lights catalytic film rotating reactor - Google Patents
A kind of UV LED lights catalytic film rotating reactor Download PDFInfo
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- CN206219266U CN206219266U CN201621232726.9U CN201621232726U CN206219266U CN 206219266 U CN206219266 U CN 206219266U CN 201621232726 U CN201621232726 U CN 201621232726U CN 206219266 U CN206219266 U CN 206219266U
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Abstract
The utility model discloses a kind of UV LED lights catalytic film rotating reactor, including housing and the lid above housing, also including rotating shaft, motor, rotating disk, TiO2Photocatalysis film, UV LED light sources fixed plate and UV LED lamp panels, the rotating shaft is on the horizontal axis of the housing, the motor is located at the hull outside, the rotating shaft and the motor connection, the rotating disk is multiple, it is uniformly arranged in the rotating shaft and with the axis of rotation, the TiO2Photocatalysis film is separately positioned on the two sides of the rotating disk, and between adjacent two rotating disk and positioned at the top of the rotating shaft, the UV LED lamp panels are distributed in the two sides of the UV LED light sources fixed plate to the UV LED light sources fixed plate.The device can effectively strengthen light-catalyzed reaction efficiency, and then improve the treatment effeciency to waste water.
Description
Technical field
The utility model belongs to photocatalyst technology field, and in particular to UV-LED photocatalysis film rotating reactors.
Background technology
To 20 century 70 Fijishima and Honda et al. photic water decomposition is found on titanium dioxide electrodes surface
Since photocatalytic phenomenon, photocatalysis technology is obtained for greatly concern in worldwide.Research shows, conductor photocatalysis
Agent can produce active high photo-generate electron-hole pair in the presence of light irradiation, so as to further generate high activity oneself
By base, or directly participate in goal response.Because above-mentioned active material has current potential higher, therefore can be powerful using its
Redox ability is applied to the processing procedure of sewage, it is had an effect with organic matter and reaches the purpose of mineralizing and degrading, real
A kind of approach of the waste water control of existing Economic Sustainability words.
Although photocatalysis technology has the potential using sunshine simultaneously to the universality of object of degrading because of it, and is considered as
One of most promising environmental improvement means, but be still present some problems so as to greatly limit to it in practice should
With being mainly reflected in the following aspects.First, photochemical catalyst is low to the actual utilization ratio of sunshine, and light induced electron
The combined efficiency in hole pair is high, causes the quantum efficiency of W-response poor；Second, photochemical catalyst existence and stability, and reclaim
With repeatable using difficult；3rd, the preparation cost of high efficiency photocatalyst is high, and severe reaction conditions；4th, because its light swashs
The special inducing action of hair, makes the setting of its reaction environment be subject to a definite limitation.
Existing liquid phase photocatalytic reaction device is broadly divided into two kinds：SPD reacts with two kinds of fixed diaphragm type
Mode.For the former, photochemical catalyst is in particle suspended state, and in the presence of external force stirring, catalysis has been significantly greatly increased
Agent in the solution with the contact probability of destination object, so as to improve light-catalysed W-response speed.But then, exactly
Due to catalyst in the solution dispersed, also cause photochemical catalyst separation and recovery exist it is greatly difficult.And for solid
Determine the photocatalytic reaction device of film type, although solve the difficulty of separation and recovery well so that the repetition of photochemical catalyst
The efficiency for utilizing has and greatly improves, but because photochemical catalyst is loaded on carrier surface, is subject to the content of photochemical catalyst
The limitation of carrier surface area, is limited so as to result in photochemical catalyst to the disposal ability of waste water.
Chinese patent（CN201770511U）A kind of light degradation reaction unit of rotating disc type is disclosed, by the rotating disk for rotating
The waste water of thin liquid layer shape is driven, solves that ultraviolet light peneration is poor, the limited problem of the contact between reactant.However, right
For light-catalyzed reaction, the content of the photochemical catalyst that every surface of rotating disk can load is extremely limited, while for the ease of purple
The irradiation of outer light source, setting suitable rotating disk spacing also can more preferably increase rotating disk quantity, improve the unit bodies accumulated amount of wastewater treatment.
LED（Light emitting diode）Lamp is a kind of electric light source of semiconductor without filament, electric energy directly can be converted into luminous energy,
With energy-conserving and environment-protective, and the characteristics of longevity.Importantly, LED can carry out solid encapsulation as cold light source, therefore to device
Environment and space do not limit excessively, preferably played the application of LED lamp source.
Utility model content
The purpose of this utility model is to provide a kind of UV-LED photocatalysis films rotating reactor, and the device can have
Effect enhancing light-catalyzed reaction efficiency, and then improve the treatment effeciency to waste water.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions：A kind of UV-LED photocatalysis films rotation
Turn reaction unit, also including rotating shaft, motor, rotating disk, TiO2Photocatalysis film, UV-LED light sources fixed plate and UV-LED lamp plates,
On the horizontal axis of the housing, the motor is located at the hull outside, the rotating shaft and the electricity for the rotating shaft
Machine is connected, and the rotating disk is multiple, is uniformly arranged in the rotating shaft and with the axis of rotation, the TiO2Photocatalysis film
The two sides of the rotating disk is separately positioned on, the UV-LED light sources fixed plate is between adjacent two rotating disk and positioned at the rotating shaft
Top, the UV-LED lamp plates are distributed in the two sides of the UV-LED light sources fixed plate.
As one kind of the present utility model preferred embodiment, the UV-LED lamp plates are to be made up of multiple lamp beads, single
The lamp bead density of plane product is 0.6 ~ 0.9/cubic centimetre, and every power adjustable of lamp bead is 0.01~1.00 W.
Used as above-mentioned a kind of improvement preferred embodiment of the present utility model, the quantity of the rotating disk is 7 ~ 9, institute
The quantity for stating lamp plate is 14 ~ 18.
Used as another preferred embodiment of the present utility model, the wavelength of the UV-LED is excellent in 150nm ~ 400nm
Select 365nm, 285nm or 254nm.
The two ends of the fixed plates of UV-LED light sources described in the utility model are preferably fixed to the opposite sides side of the housing
On.
Being provided between rotating disk described in the utility model and the rotating shaft can make rotating disk with the bearing of axis of rotation.
Rotating shaft described in the utility model is connected by shaft coupling with the motor.
UV-LED photocatalysis films rotating reactor described in the utility model also includes inlet and liquid outlet, sets respectively
Put on the opposite sides face of the housing.
The utility model has advantages below：In the utility model UV-LED photocatalysis film rotating reactors, TiO2
Photocatalysis film is separately positioned on the two sides of rotating disk.It is compared to the lamp tube light source of four sides divergence form, the plug-type UV- of sheet
LED lamp panel not only largely improves the disposal ability of unit volume waste water, and takes full advantage of LED as spot light
Advantage, reduce energy loss in During Illumination.On the other hand, the film photocatalyst of solid-carrying type solves reaction well
During photochemical catalyst recycling problem, not only increase the frequency of use of photochemical catalyst, at the same also greatly reduce
The Cost Problems of whole sewage disposal, effectively enhance light-catalyzed reaction efficiency, improve the treatment effeciency to waste water.
Brief description of the drawings
Fig. 1 is the structure chart of UV-LED photocatalysis film rotating reactors in specific embodiment；
Fig. 2 is UV-LED light sources fixed plate and wherein one side setting UV- in UV-LED photocatalysis film rotating reactors
The structure chart of LED lamp panel.
Specific embodiment
As shown in figure 1, a kind of UV-LED photocatalysis films rotating reactor, including housing 1 and above housing
Lid（Do not shown in figure）, also including rotating shaft 2, motor（Do not shown in figure）, rotating disk 3, TiO2Photocatalysis film（Do not show in figure
Show）, UV-LED light sources fixed plate 4 and UV-LED lamp plates 5, on the horizontal axis of housing 1, motor is located at housing 1 for rotating shaft 2
Outside, rotating shaft 2 and motor connection, rotating disk 3 are multiple, are uniformly arranged in rotating shaft 2 and are rotated with rotating shaft 2, TiO2Photocatalysis is thin
Film is separately positioned on the two sides of rotating disk 3, and UV-LED light sources fixed plate 4 is between adjacent two rotating disk 3 and positioned at the upper of rotating shaft 2
Side, UV-LED lamp plates 5 are evenly distributed on the two sides of UV-LED light sources fixed plate 4.
In the utility model, the class for accommodating the preferably stainless steel of housing 1 that sewage carries out light-catalyzed reaction is long
Cube shape container, is 30 × 24 × 25 cm with reference to external dimensions in the utility model, and its single sewage disposal volume is about 5
L.Meanwhile, side adds a cover body to stop the irradiation injury of course of reaction middle-ultraviolet lamp on the reaction vessel.
In the utility model, the TiO of the two sides uniform load nanostructured of rotating disk 32Photocatalysis film, nano titanium oxide
With good photocatalytic activity to act on wastewater by photocatalysis pollutant, rotating disk 3 is fixed in rotating shaft 2 by bearing,
Rotating shaft 2 can simultaneously connect and rotate multiple rotating disks 3, and the quantity of preferred rotating disk 3 is 7~9.Nearly semi-area of rotating disk 3 is immersed in
In waste water solution, second half then exposes the irradiation for receiving UV-LED lamp sources 5 in atmosphere.It is loaded with TiO2Photocatalytic activity turn
Disk 3 is constantly rotated under the drive of motor, and the lasting liquid film that will stick to the surface of rotating disk 3 takes superjacent to and receives ultraviolet lighting
Penetrate, and carry out the reaction of photocatalytic degradation.Because the penetrability of ultraviolet light is poor, and in photocatalytic degradation reaction, oxygen
One of main source as living radical, the probability contacted with photochemical catalyst directly affects the efficiency of reactivity.Cause
This, in this course of reaction for constantly rotating, rotating disk 3 exposes aerial top half, not only reduces solution to light
According to the absorption and loss of process, the contact probability of oxygen and photochemical catalyst in light-catalyzed reaction is on the other hand also considerably increased,
Greatly enhance the treatment effeciency of sewage.Most of all, being firmly supported on the TiO on the surface of rotating disk 32Photocatalysis film
The perfect recycling for solving the problems, such as photochemical catalyst in course of reaction, not only increases the frequency of use of photochemical catalyst,
The Cost Problems of whole sewage disposal are also greatly reduced simultaneously.
In the utility model, motor domination rotating shaft 2,2 fitting rotary disks 3 of rotating shaft rotate, also can be according to the situation of waste water solution
With the rotating speed for requiring modulation motor, solution film is adjusted in the residence time of the top half of rotating disk 3 so as to realize effective degraded,
Conversely, speed has then delayed the overall degradation rate of waste water slowly excessively, speed may then be unable to reach thoroughly degradation effect soon, because
This, preferred rotary speed is 20~35rpm.
As shown in Fig. 2 UV-LED lamp plates 5 are the lamp plate being made up of multiple lamp beads, on each lamp plate the quantity of lamp bead be 80 ~
120, maximum general power is 7~10w, and lamp plate is separately mounted to the both sides of light source fixed plate 4.
The quantity of rotating disk 3 is 7 ~ 9, and the quantity of lamp plate is 14 ~ 18.
The wavelength of UV-LED lamp plates 5 is 365nm, 285nm or 254nm.
In the utility model, it is contemplated that LED is unidirectional spot light, therefore can be according to the shape of rotating disk on every UV-LED lamp plate
Mounted LED lamp bulb is to reach optimal illumination efficiency, while the problems such as considering radiating, is with rotating disk radius in the utility model
The embodiment of 100mm, the preferred lamp bead quantity of UV-LED lamp plates is 80 ~ 120, and maximum general power control is between 7~10w.
Additionally, UV-LED lamp plates can be by the electric current of regulation power supply realizing the control to lamp plate general power.The thickness of UV-LED lamp plates
Only 1~2 mm, can first specify in UV-LED light sources fixed plate 4, and UV-LED light sources fixed plate 4 then is suspended on into reaction dress
The top put, and rotating shaft 2 is not touched, while the every a piece of UV-LED lamp plate of the equal device in rotating disk both sides, keeps lamp plate and rotating disk 3
The distance between in 1~2 cm.Therefore, the quantity of lamp plate is based on depending on rotating disk quantity, in the utility model, preferred rotating disk number
It is 7~9 to measure, therefore the quantity of UV-LED lamp plates is 14~18.The optional wavelength of ultraviolet source be 365nm, 285nm, 254nm,
Wavelength selection the most cost-effective can be carried out according to actual degraded requirement.
The two ends of UV-LED light sources fixed plate 4 are fixed on the opposite sides side of housing 1.
Being provided between rotating disk 3 and rotating shaft 2 can make rotating disk with the bearing of axis of rotation（Do not shown in figure）.
Rotating shaft 2 passes through shaft coupling（Do not shown in figure）With motor（Do not shown in figure）It is connected.
The UV-LED photocatalysis film rotating reactors, also including inlet 6 and liquid outlet 7, are separately positioned on housing
Opposite sides face on, to realize the function of synchronous flow circuit wastewater treatment.
During practical application, the liquid outlet for first checking and keeping housing 1 is closed mode；To be loaded with according to suitable distance
The TiO of nanostructured2The rotating disk 3 of photocatalysis film is sequentially arranged in rotating shaft 2, and using bearing by fixation make its follow turn
Axle 2 is rotated together；Rotating shaft 2 and motor connection are got up by shaft coupling, checks the rotation situation of rotating disk 3；UV-LED will be installed
It is in the middle of the gap that the UV-LED light sources fixed plate 4 of lamp plate 5 is sequentially inserted between rotating disk 3 and fixed, connection power supply, shut lid with
Prevent ultraviolet light from leaking outside；Waste water to be degraded is entered in reaction unit from inlet, liquid level may not exceed rotating shaft 1cm below 2；
Starting motor drive rotating shaft 2 makes the rotating disk 3 of series connection follow rotating shaft 2 to rotate together, and the rotating disk being submerged in waste water adheres to one layer
The thin liquid band of waste water receives the irradiation of UV-LED lamp plates 5 to the top of rotating shaft 2.Timing sampling, the removing effect of the useless Organic substance in water of measuring and calculating
Rate；In actual applications, the rotating speed of adjusting rotation 3, wavelength and power and the reaction time of UV-LED lamp plates 5 so that degraded effect
Rate and energy consumption cost etc. are optimal value.
Finally it should be noted that：Above example is only used to illustrate the technical solution of the utility model, rather than its limitations；
Although being described in detail to the utility model with reference to previous embodiment, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in previous embodiment, or to which part technology
Feature carries out equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from the utility model and have
The spirit and scope of body implementation method technical scheme.
Claims (8)
1. a kind of UV-LED photocatalysis films rotating reactor, including housing and the lid above housing, it is characterized in that：
Also include rotating shaft, motor, rotating disk, TiO2Photocatalysis film, UV-LED light sources fixed plate and UV-LED lamp plates, the rotating shaft are located at
On the horizontal axis of the housing, the motor is located at the hull outside, the rotating shaft and the motor connection, described turn
Disk is multiple, is uniformly arranged in the rotating shaft and with the axis of rotation, the TiO2Photocatalysis film is separately positioned on institute
The two sides of rotating disk is stated, the UV-LED light sources fixed plate is described between adjacent two rotating disk and positioned at the top of the rotating shaft
UV-LED lamp plates are distributed in the two sides of the UV-LED light sources fixed plate.
2. UV-LED photocatalysis films rotating reactor according to claim 1, it is characterized in that：The UV-LED lamp plates
It is made up of multiple lamp beads, the quantity of lamp bead is 80 ~ 120 on each lamp plate, maximum general power is 7~10w.
3. UV-LED photocatalysis films rotating reactor according to claim 2, it is characterized in that：The quantity of the rotating disk
It it is 7 ~ 9, the quantity of the lamp plate is 14 ~ 18.
4. UV-LED photocatalysis film rotating reactors according to claim 1,2 or 3, it is characterized in that：The UV-
The wavelength of LED is 365nm, 285nm or 254nm.
5. UV-LED photocatalysis films rotating reactor according to claim 1, it is characterized in that：The UV-LED light sources
The two ends of fixed plate are fixed on the opposite sides side of the housing.
6. UV-LED photocatalysis films rotating reactor according to claim 1, it is characterized in that：The rotating disk with it is described
Being provided between rotating shaft can make rotating disk with the bearing of axis of rotation.
7. UV-LED photocatalysis films rotating reactor according to claim 1, it is characterized in that：The rotating shaft is by connection
Axle device is connected with the motor.
8. UV-LED photocatalysis films rotating reactor according to claim 1, it is characterized in that also include inlet and
Liquid outlet, is separately positioned on the opposite sides face of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621232726.9U CN206219266U (en) | 2016-11-17 | 2016-11-17 | A kind of UV LED lights catalytic film rotating reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621232726.9U CN206219266U (en) | 2016-11-17 | 2016-11-17 | A kind of UV LED lights catalytic film rotating reactor |
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| Publication Number | Publication Date |
|---|---|
| CN206219266U true CN206219266U (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621232726.9U Active CN206219266U (en) | 2016-11-17 | 2016-11-17 | A kind of UV LED lights catalytic film rotating reactor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107739067A (en) * | 2017-10-20 | 2018-02-27 | 东北师范大学 | A kind of device and method of the transparent rotating disk light-catalyzed reaction of storage light |
| CN108686502A (en) * | 2018-07-20 | 2018-10-23 | 苏州方舟环保科技有限公司 | A kind of mating medical emission-control equipment |
| CN110355074A (en) * | 2019-07-26 | 2019-10-22 | 深圳市恒久瑞电子科技有限公司 | A kind of recyclable device for increasing UV energy |
| CN112495326A (en) * | 2020-11-30 | 2021-03-16 | 武汉大学 | Multipurpose fixed film type photocatalysis liquid phase/gas phase pollutant degradation reactor |
-
2016
- 2016-11-17 CN CN201621232726.9U patent/CN206219266U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107739067A (en) * | 2017-10-20 | 2018-02-27 | 东北师范大学 | A kind of device and method of the transparent rotating disk light-catalyzed reaction of storage light |
| CN108686502A (en) * | 2018-07-20 | 2018-10-23 | 苏州方舟环保科技有限公司 | A kind of mating medical emission-control equipment |
| CN110355074A (en) * | 2019-07-26 | 2019-10-22 | 深圳市恒久瑞电子科技有限公司 | A kind of recyclable device for increasing UV energy |
| CN112495326A (en) * | 2020-11-30 | 2021-03-16 | 武汉大学 | Multipurpose fixed film type photocatalysis liquid phase/gas phase pollutant degradation reactor |
| CN112495326B (en) * | 2020-11-30 | 2021-08-10 | 武汉大学 | Multipurpose fixed film type photocatalysis liquid phase/gas phase pollutant degradation reactor |
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