CN113513809A - Photocatalytic disinfection reactor and air purification device thereof - Google Patents
Photocatalytic disinfection reactor and air purification device thereof Download PDFInfo
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- CN113513809A CN113513809A CN202110691994.6A CN202110691994A CN113513809A CN 113513809 A CN113513809 A CN 113513809A CN 202110691994 A CN202110691994 A CN 202110691994A CN 113513809 A CN113513809 A CN 113513809A
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- air supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/082—Grilles, registers or guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/158—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using active carbon
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/167—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using catalytic reactions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
- F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Catalysts (AREA)
Abstract
The invention provides a photocatalytic disinfection reactor and an air purification device thereof, and the photocatalytic disinfection reactor comprises an air supply core pipe, wherein an air supply channel is arranged at the axis of the air supply core pipe, an annular expansion air bag is arranged outside the air supply core pipe, the air supply channel is communicated with the inside of the annular expansion air bag through an inflation hole arranged on the air supply core pipe, titanium-nickel alloy catalytic wires are arranged outside the annular expansion air bag in an annular array manner, the titanium-nickel alloy catalytic wires are plated with a nano-scale titanium dioxide coating, a connecting ring is fixedly arranged on one side of a disinfection cylinder body, and the air supply core pipe is fixedly arranged at the axis of the connecting ring; according to the invention, the nanometer titanium dioxide is coated on the surface of the filamentous titanium-nickel alloy, so that the form of the titanium-nickel alloy catalytic wire can be adjusted, and the ultraviolet lamp tube is arranged in the titanium-nickel alloy catalytic wire through the adjustable state, so that the light conversion efficiency is improved, and meanwhile, the device can be subjected to targeted catalytic adjustment according to the environmental conditions in different catalytic modes.
Description
Technical Field
The invention relates to the technical field of air purification devices, in particular to a photocatalytic disinfection reactor and an air purification device thereof.
Background
Environmental pollution becomes a big problem which hinders the continued progress of the human society, all countries in the world are under vigorous control of environmental pollution, researches find that semiconductor photocatalytic reaction can utilize light energy to oxidize and decompose organic matters at normal temperature, and is an important method for treating various organic pollutants, namely photocatalytic reaction for short;
the degradation principle of the photocatalytic reaction is as follows: when the semiconductor photocatalyst is irradiated by light with energy larger than the forbidden band width, electrons on the valence band are excited to jump the forbidden band and enter the conduction band, positive holes are left in the valence band, the photoproduction holes have strong oxidizing property, the photoproduction electrons have strong reducing property, the two can form an oxidation reduction system, and the organic pollutants adsorbed on the surface of the catalyst are degraded into CO by the active substances2And H2O, etc., devices for purifying air under the condition of ultraviolet light catalysis by using a nano titanium dioxide coating have appeared in the prior art, but the photocatalytic reaction in the prior art has the following disadvantages:
1. the photocatalytic efficiency is low: experiments show that the utilization rate of the titanium dioxide to the solar energy is only 3%, the titanium dioxide can only absorb the ultraviolet light in the solar light, the photocatalytic reaction can only be used for directly irradiating the ultraviolet light, and the organic pollutants can only be subjected to the degradation reaction of the organic pollutants after being directly contacted with the titanium dioxide coating, so that in the prior art, although the ultraviolet light is used for irradiating, the irradiated part only directly faces one side of the ultraviolet light, and the non-irradiated part cannot complete the photocatalytic reaction, thereby restricting the photocatalytic efficiency;
2. coating and plating carrier fixing: the nanometer titanium dioxide in the prior art is generally coated on the surface of a net structure with a fixed shape, and the net structure with the fixed shape influences the normal photocatalytic reaction at the rear part on one hand and cannot be adaptively adjusted according to the environmental quality on the other hand.
For example, in the prior art, a photocatalytic water filtration type air purifier with the application number of "CN 201810890213.4" adopts a photocatalytic curved cone array, skillfully applies liquid surface tension, develops a novel water filtration type photocatalytic air purifier by utilizing a novel principle that a hydrophobic surface structure easily adsorbs bubbles and a taper structure controls the bubble transport direction, effectively combines photocatalysis and water filtration technologies, and has the advantages of no filter screen and material consumption, safety and thoroughness in purification, low noise, difficulty in mildew and the like. Replace the filter screen in the traditional clarifier, do not have the consumptive material that needs often to change to practice thrift use cost, with the help of nanometer photocatalytic material's advantage simultaneously, through the organic pollutant in the photocatalytic reaction decomposed air, had characteristics such as purify thoroughly, no secondary pollution, longe-lived, the device accords with above-mentioned two drawbacks promptly simultaneously, and light conversion rate is low and the form is fixed promptly.
Therefore, the invention aims to overcome the defects and design a photocatalytic disinfection reactor with adjustable coating carrier and high photocatalytic efficiency and an air purification device thereof.
Disclosure of Invention
The present invention is directed to a photocatalytic disinfection reactor and an air purification device thereof, which solve the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a photocatalysis disinfection reactor comprises a gas supply core pipe, a gas supply channel is arranged at the axis of the gas supply core pipe, an annular expansion airbag is arranged outside the gas supply core pipe, the gas supply channel is communicated with the inside of the annular expansion airbag through a gas filling hole arranged on the gas supply core pipe, the outside of the annular expansion airbag is provided with titanium-nickel alloy catalytic wires in an annular array manner, a nano-scale titanium dioxide coating is plated on the titanium-nickel alloy catalytic wires, one side of the titanium-nickel alloy catalytic wires, which is far away from the annular expansion airbag, is connected to the inner side wall of a hollow ultraviolet lamp tube, the annular expansion airbag is expanded and contracted through the gas filling and discharging of the gas supply channel, the annular expansion airbag moves to drive the titanium-nickel alloy catalytic wires to bend or stretch, the ultraviolet lamp tube is fixedly installed inside a disinfection cylinder body, two ends of the disinfection cylinder body are used for unidirectional inflow or outflow of gas flow, and a connecting ring is fixedly installed on one side of the disinfection cylinder body, the gas supply core pipe is fixedly arranged at the axis of the connecting ring;
equal fixed mounting has the telescopic tube on the air feed core pipe of annular inflation gasbag both sides, telescopic tube is inside to be hollow structure, the telescopic tube is through the air supply way intercommunication of gas charging hole and air feed core pipe, both sides annular array is provided with rather than the inside N flexible cylinder body that link up on the telescopic tube, all the activity is provided with telescopic piston in the flexible cylinder body, telescopic piston keeps away from air feed core pipe axle center department one side and all through the telescopic rod body and ultraviolet tube seat fixed connection, both sides ultraviolet tube seat quantity is unanimous and one-to-one, the both sides of one-to-one all link in same ultraviolet tube on the ultraviolet tube seat, the ultraviolet tube seat is through the power supply of external power source.
Preferably, the one-way inflow end of the air current of disinfection barrel is by having set gradually drum fan leaf, grid filter screen and active carbon filter screen after going to, drum fan leaf is by the interior fixed mounting's of disinfection barrel blower motor drive, blower motor passes through external power supply drive.
Preferably, the setting number N of the telescopic cylinder bodies is more than or equal to 4.
Preferably, the equal fixed mounting in the gas supply core pipe one side is kept away from to flexible cylinder body has flexible supplementary ring, flexible supplementary ring bottom all is provided with trigger switch, trigger switch all with the conductor wire electric connection that sets up in the gas supply core pipe, flexible piston upper portion fixed mounting have with trigger switch swing joint's cooperation shell fragment, cooperation shell fragment passes through the inside wire and the ultraviolet tube seat electric connection that set up of flexible piston and the flexible body of rod, fixedly connected with traction spring between flexible supplementary ring and the flexible piston.
Preferably, the air supply pipeline of the air supply core pipe is communicated with an inflator pump through a hose, and the inflator pump is fixedly installed in the disinfection cylinder body.
An air purification device comprises a disinfection reactor for purification, wherein the disinfection reactor adopts the photocatalysis disinfection reactor.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, nanometer titanium dioxide is coated on the surface of the filamentous titanium-nickel alloy, and the coating carrier is subjected to telescopic traction by using the annular expansion air bag, so that the form of the titanium-nickel alloy catalytic wire is changed, and the resistance of gas passing through the titanium-nickel alloy catalytic wire is different in different catalytic modes, so that the device can be subjected to targeted catalytic regulation according to the environmental conditions;
2. due to the arrangement of the titanium-nickel alloy catalytic wires with variable forms, the ultraviolet lamp tubes can be arranged between the titanium-nickel alloy catalytic wires, the shielding of the fixed net-shaped structure in the prior art on ultraviolet rays is overcome, and the light conversion efficiency of the photocatalytic reaction is effectively improved.
According to the invention, the nanometer titanium dioxide is coated on the surface of the filamentous titanium-nickel alloy, so that the form of the titanium-nickel alloy catalytic wire can be adjusted, and the ultraviolet lamp tube is arranged in the titanium-nickel alloy catalytic wire through the adjustable state, so that the light conversion efficiency is improved, and meanwhile, the device can be subjected to targeted catalytic adjustment according to the environmental conditions in different catalytic modes.
Drawings
FIG. 1 is a perspective view of the overall disassembled structure of the present invention;
FIG. 2 is a perspective view of the gas supply core tube connection structure of the present invention;
FIG. 3 is a schematic view of the connection structure of the UV lamp tube seat of the present invention;
FIG. 4 is an enlarged view of the area A of the present invention;
FIG. 5 is a schematic view of the state of the inflation process of the annular inflatable bladder of the present invention;
FIG. 6 is a schematic view showing the state of the annular inflatable bladder of the present invention during the deflation process;
FIG. 7 is a schematic view of the installation structure of the annular inflatable air bag of the present invention.
In the figure: the device comprises an air supply core pipe 1, an air supply channel 2, an annular expansion air bag 3, an inflation hole 4, a titanium-nickel alloy catalytic wire 5, a hollow ultraviolet lamp tube 6, a disinfection cylinder 7, a connecting ring 8, a telescopic sleeve 9, a telescopic cylinder 10, a telescopic piston 11, a telescopic rod 12, an ultraviolet lamp tube seat 13, an ultraviolet lamp tube 14, a blower fan blade 15, a grille filter screen 16, an active carbon filter screen 17, an auxiliary telescopic ring 18, a trigger switch 19, a conducting wire 20, a matching elastic sheet 21, an inflation pump 22 and a traction spring 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1-7, the present invention provides a technical solution:
a photocatalysis disinfection reactor comprises a gas supply core pipe 1, a gas supply channel 2 is arranged at the axle center of the gas supply core pipe 1, an annular expansion airbag 3 is arranged outside the gas supply core pipe 1, the gas supply channel 2 is communicated with the inside of the annular expansion airbag 3 through an inflation hole 4 arranged on the gas supply core pipe 1, titanium-nickel alloy catalytic wires 5 are arranged outside the annular expansion airbag 3 in an annular array manner, a nano-titanium dioxide coating is plated on the titanium-nickel alloy catalytic wires 5, one sides of the titanium-nickel alloy catalytic wires 5 far away from the annular expansion ultraviolet airbag 3 are connected to the inner side wall of a hollow ultraviolet lamp tube 6, the annular expansion airbag 3 expands and contracts through inflation and deflation of the gas supply channel 2, the annular expansion airbag 3 moves to drive the titanium-nickel alloy catalytic wires 5 to bend or stretch, the hollow ultraviolet lamp tube 6 is fixedly arranged inside a disinfection cylinder body 7, and two ends of the disinfection cylinder body 7 are used for unidirectional inflow or outflow of gas flow, a connecting ring 8 is fixedly arranged on one side of the sterilizing cylinder body 7, and the air supply core pipe 1 is fixedly arranged at the axis of the connecting ring 8;
the annular expansion air bag 3 has certain contractibility, when no air pressure is injected outside, the annular expansion air bag 3 is in a contraction state under the action of the elasticity of the annular expansion air bag 3, the distance between the annular expansion air bag 3 and the hollow ultraviolet lamp tube 6 is farthest, the titanium-nickel alloy catalytic wire 5 connected with the annular expansion air bag 3 is in a relaxation state, simultaneously, the volume which can be passed by air is increased due to the contraction of the annular expansion air bag 3, the resistance of the titanium-nickel alloy catalytic wire 5 to the air is minimum, and because the conventional air purification device is generally provided with a device for detecting pollutants in the air, the air pump 22 can be electrically connected with an air detection device through a PLC circuit, when the air pollution is detected to be small, the air pump 22 can be automatically controlled to be closed through the built-in PLC circuit, and in the state, the air can rapidly pass through a photocatalysis area formed by the titanium-nickel alloy catalytic wire 5, further, the circulation efficiency of the gas is improved, when the gas is supplied to the gas supply channel 2 through the inflator pump 22, the gas enters the annular expansion airbag 3 through the inflation hole 4, at the moment, the annular expansion airbag 3 expands to correspondingly bend the titanium-nickel alloy catalytic wire 5, so that the distribution density of the titanium-nickel alloy catalytic wire 5 is increased, the resistance of the titanium-nickel alloy catalytic wire 5 to the gas is increased, when the gas passes through the titanium-nickel alloy catalytic wire 5, the probability of contacting the titanium-nickel alloy catalytic wire 5 is greatly improved, further, the flow rate of the gas is reduced, the probability of contacting the titanium-nickel alloy catalytic wire 5 with the gas is improved, the photocatalysis efficiency can be greatly improved by combining the irradiation of the ultraviolet lamp tube 14, and further, the purification capacity is improved, the working mode can also be combined with an air detection device, in addition, the two working modes can also be manually switched, because of the continuity of the annular inflatable air bag 3 in the inflation process, the annular inflatable air bag 3 can realize a multi-inflation state by blowing different amounts of gas;
the air supply core pipe 1 on the both sides of annular inflation gasbag 3 is all fixed mounting has telescopic tube 9, telescopic tube 9 is inside to be hollow structure, telescopic tube 9 is through aerifing hole 4 and air supply way intercommunication of air supply core pipe 1, annular array is provided with the N flexible cylinder 10 rather than inside lining up on the telescopic tube 9 of both sides, all the activity is provided with telescopic piston 11 in the flexible cylinder 10, telescopic piston 11 keeps away from air supply core pipe 1 axle center department one side and all through the telescopic rod body 12 and ultraviolet tube seat 13 fixed connection, the ultraviolet tube seat 13 quantity unanimity and the one-to-one of both sides, all link in same ultraviolet tube 14 on the both sides ultraviolet tube seat 13 of one-to-one, ultraviolet tube seat 13 is through external power supply.
After the gas is filled into the gas supply channel 2 in the gas supply core tube 1, the gas also enters the telescopic sleeves 9 at two sides through the gas filling hole 4, the air pressure is increased to cause the telescopic piston 11 to move to one side far away from the gas supply core tube 1 in the telescopic cylinder 10, at the moment, the telescopic rod body 12 and the ultraviolet lamp tube seat 13 synchronously extend and retract outwards, and further the ultraviolet lamp tube 14 is driven to extend and retract, so that in the expansion process of the annular expansion airbag 3, the ultraviolet lamp tube 14 still can irradiate ultraviolet light on the inner part of the ultraviolet hollow ultraviolet lamp tube 6 which is difficult to irradiate, corresponding distance adjustment is carried out according to the expansion size of the annular expansion airbag 3, and the irradiation effect of the ultraviolet lamp tube 14 is ensured.
Preferably, the one-way air flow inflow end of the disinfection cylinder body 7 is sequentially provided with a blower fan blade 15, a grille filter screen 16 and an active carbon filter screen 17 from front to back, the blower fan blade 15 is driven by a blower motor fixedly installed in the disinfection cylinder body 7, the blower motor is driven by an external power supply, air is blown into the disinfection cylinder body 7 through the blower fan blade 15, large-particle pollutants are adsorbed by the grille filter screen 16, and primary adsorption of the gas pollutants is carried out through the active carbon filter screen 17, so that the burden of rear-end photocatalytic disinfection is reduced.
Preferably, the number N of the telescopic cylinders is more than or equal to 4.
Preferably, a telescopic auxiliary ring 18 is fixedly installed on one side of the telescopic cylinder 10 away from the gas supply core tube 1, a trigger switch 19 is installed at the bottom of the telescopic auxiliary ring 18, the trigger switch 19 is electrically connected with a conductive wire 20 installed in the gas supply core tube 1, a matching elastic sheet 21 movably connected with the trigger switch 19 is fixedly installed at the upper part of the telescopic piston 11, the matching elastic sheet 21 is electrically connected with the ultraviolet lamp tube seat 13 through a lead wire arranged inside the telescopic piston 11 and the telescopic rod body 12, and a traction spring 23 is fixedly connected between the telescopic auxiliary ring 18 and the telescopic piston 11, in this embodiment, the trigger switch 19 is in contact with the matching elastic sheet 21 along with the movement of the telescopic piston 11, so as to automatically supply power to the ultraviolet lamp tube 14, due to the scalability of the matching elastic sheet 21, the matching elastic sheet 21 can keep elastic contact with the trigger switch 19 when the telescopic piston 11 moves to different positions, when pollution is small, the ultraviolet lamp tube 14 is closed intelligently and photocatalysis is carried out by ultraviolet rays generated by the hollow ultraviolet lamp tube 6, when the annular expansion air bag 3 is not expanded, the distance between the titanium-nickel alloy catalytic wires 5 is sparse, the hollow ultraviolet lamp tube 6 can play a good photocatalysis effect, after the annular expansion air bag 3 is expanded, the titanium-nickel alloy catalytic wires 5 are bent to increase the internal distribution density, photocatalysis is carried out by the hollow ultraviolet lamp tube 6, and energy consumption is reduced by the intelligent adjusting mode.
Preferably, the air supply passage 2 of the air supply core tube 1 is communicated with an inflator 22 through a hose, and the inflator 22 is fixedly installed in the sterilizing cylinder 7 and supplies air to the inside of the air supply passage 2 through the inflator 22.
An air purification device comprises a disinfection reactor for purification, wherein the disinfection reactor adopts the photocatalysis disinfection reactor.
The working principle is as follows: the device is in an air purification mode by opening a power switch of the device, at the moment, the air blowing fan blade 15 rotates to blow air into the disinfection cylinder body 7, the air passes through the grating filter screen 16 and the activated carbon filter screen 17 before contacting the titanium-nickel alloy catalytic wire 5, so that large particle pollutants and gaseous pollutants are adsorbed for the first time, the primarily purified air is contacted with the titanium-nickel alloy catalytic wire 5 to realize photocatalysis under the irradiation of ultraviolet rays, meanwhile, the titanium-nickel alloy catalytic wire 5 is bent or straightened by utilizing the expansion and contraction of the annular expansion air bag 3, the resistance of the titanium-nickel alloy catalytic wire 5 to the air is increased in a bent state, the probability of contacting the titanium-nickel alloy catalytic wire 5 is greatly improved when the air passes through the titanium-nickel alloy catalytic wire 5, and the probability of contacting the titanium-nickel alloy catalytic wire 5 is improved while the flow rate of the air is reduced, the ultraviolet lamp tube 14 is combined for irradiation, the photocatalytic efficiency can be greatly improved, the resistance of the titanium-nickel alloy catalytic wire 5 to gas is minimum in the straightening state, the gas can quickly pass through a photocatalytic area formed by the titanium-nickel alloy catalytic wire 5, the gas circulation efficiency is further improved, and the purification mode can be manually adjusted or intelligently adjusted according to the feedback of the air detection device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A photocatalytic disinfection reactor, comprising a gas supply core tube (1), characterized in that: the air supply device is characterized in that an air supply channel (2) is formed in the axis of the air supply core tube (1), an annular expansion air bag (3) is arranged outside the air supply core tube (1), the air supply channel (2) is communicated with the inside of the annular expansion air bag (3) through an inflation hole (4) formed in the air supply core tube (1), titanium-nickel alloy catalytic wires (5) are arranged on the outer side of the annular expansion air bag (3) in an annular array mode, a nano-scale titanium dioxide coating is plated on the titanium-nickel alloy catalytic wires (5), one sides, far away from the annular expansion air bag (3), of the titanium-nickel alloy catalytic wires (5) are connected to the inner side wall of the hollow ultraviolet lamp tube (6), the annular expansion air bag (3) expands and contracts through inflation and deflation of the air supply channel (2), the annular expansion air bag (3) moves to drive the titanium-nickel alloy catalytic wires (5) to bend or stretch, and the hollow ultraviolet lamp tube (6) is fixedly installed inside the disinfection cylinder body (7), the two ends of the disinfection cylinder body (7) are used for unidirectional inflow or outflow of air flow, one side of the disinfection cylinder body (7) is fixedly provided with a connecting ring (8), and the air supply core pipe (1) is fixedly arranged at the axis of the connecting ring (8);
telescopic sleeves (9) are fixedly arranged on the air supply core pipes (1) at the two sides of the annular expansion air bag (3), the interior of the telescopic sleeve (9) is of a hollow structure, the telescopic sleeve (9) is communicated with an air supply channel of the air supply core pipe (1) through an inflation hole (4), N telescopic cylinder bodies (10) communicated with the interior of the telescopic sleeve (9) on two sides are arranged in an annular array manner, all the activity is provided with telescopic piston (11) in flexible cylinder body (10), telescopic piston (11) are kept away from air feed core pipe (1) axle center department one side and are all through flexible body of rod (12) and ultraviolet tube seat (13) fixed connection, both sides ultraviolet tube seat (13) quantity unanimity and one-to-one, the both sides of one-to-one all link in same ultraviolet fluorescent tube (14) on ultraviolet tube seat (13), ultraviolet tube seat (13) are through external power supply.
2. A photocatalytic disinfection reactor as set forth in claim 1, wherein: the one-way inflow end of the air current of disinfection barrel (7) is by having set gradually drum fan leaf (15), grid filter screen (16) and active carbon filter screen (17) after going to, drum fan leaf (15) are by the blower motor drive of disinfection barrel (7) internal fixation installation, blower motor passes through external power source drive.
3. A photocatalytic disinfection reactor as set forth in claim 1, wherein: the number N of the telescopic cylinder bodies is more than or equal to 4.
4. A photocatalytic disinfection reactor as set forth in claim 1, wherein: the utility model discloses a flexible gas supply core pipe (1), including flexible cylinder body (10), gas supply core pipe (1) one side is kept away from equal fixed mounting and is had flexible supplementary ring (18), flexible supplementary ring (18) bottom all is provided with trigger switch (19), conductor wire (20) electric connection that trigger switch (19) all set up with gas supply core pipe (1), flexible piston (11) upper portion fixed mounting has cooperation shell fragment (21) with trigger switch (19) swing joint, wire and ultraviolet tube seat (13) electric connection that cooperation shell fragment (21) set up through flexible piston (11) and the flexible body of rod (12) inside, fixedly connected with traction spring (23) between flexible supplementary ring (18) and flexible piston (11).
5. A photocatalytic disinfection reactor as set forth in claim 1, wherein: the air supply pipeline (2) of the air supply core pipe (1) is communicated with an inflator pump (22) through a hose, and the inflator pump (22) is fixedly installed in the disinfection cylinder body (7).
6. An air purification device comprising a disinfection reactor for purification, characterized in that: the reactor for disinfection is a photocatalytic disinfection reactor as claimed in any one of claims 1 to 5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110691994.6A CN113513809A (en) | 2021-06-22 | 2021-06-22 | Photocatalytic disinfection reactor and air purification device thereof |
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| CN202110691994.6A CN113513809A (en) | 2021-06-22 | 2021-06-22 | Photocatalytic disinfection reactor and air purification device thereof |
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| KR101771950B1 (en) * | 2017-02-02 | 2017-08-29 | 주식회사 포워드메디 | a cell for sterilized and purifying air using the photocatalyst |
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| CN111229028A (en) * | 2020-02-28 | 2020-06-05 | 佛山市金净创环保技术有限公司 | Photocatalytic fiber air purifier and use method thereof |
| CN213311952U (en) * | 2020-08-26 | 2021-06-01 | 国红环保科技有限责任公司 | Ultraviolet disinfection component with net structure |
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Application publication date: 20211019 |