CN111457498B - Ultraviolet photocatalyst air purification box - Google Patents
Ultraviolet photocatalyst air purification box Download PDFInfo
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- CN111457498B CN111457498B CN202010275341.5A CN202010275341A CN111457498B CN 111457498 B CN111457498 B CN 111457498B CN 202010275341 A CN202010275341 A CN 202010275341A CN 111457498 B CN111457498 B CN 111457498B
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- photocatalyst
- ultraviolet
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Images
Classifications
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultra-violet radiation
-
- 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
- F24F13/20—Casings or covers
-
- 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
- F24F13/24—Means for preventing or suppressing noise
-
- 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
- F24F13/28—Arrangement or mounting of filters
-
- 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
-
- 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
-
- 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
-
- 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
- F24F8/24—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using sterilising media
Abstract
The invention relates to an ultraviolet photocatalyst air purification box which comprises a box body, wherein a filtering component, a photocatalyst component and an air outlet component are sequentially arranged in the box body along the flowing direction of wind, the air outlet component comprises a fan and an air outlet plate arranged at the tail end of the box body, an electric control component used for controlling the photocatalyst component and the fan is further arranged on the box body, the photocatalyst component comprises at least one photocatalyst sterilization module, the photocatalyst sterilization module comprises a shell, the photocatalyst plate is arranged on the side surface of the shell, a plurality of ventilation holes are formed in the surface of the photocatalyst plate, and an ultraviolet light emitting component is arranged in the shell. The invention solves the technical problem that about 30 to 40 percent of ultraviolet energy in the existing photocatalyst air purifier can not be utilized and is wasted because the ultraviolet energy is directly irradiated to the inner wall of a machine shell, thereby providing the ultraviolet photocatalyst air purifying box which can improve the utilization rate of the ultraviolet energy.
Description
Technical Field
The invention relates to the technical field of photocatalyst air purification, in particular to an ultraviolet photocatalyst air purification box.
Background
As is well known, a photocatalyst is a catalyst that uses light energy to perform catalytic reaction, and mainly uses the energy of a light source with a specific wavelength under the irradiation of the light source to generate catalytic action, and the surrounding oxygen and molecules are excited into very active OH and O2 free radicals, and these free radicals with very strong oxidizing power can almost decompose all organic substances and some inorganic substances harmful to human body in the environment. Organic matters are oxidized in the reaction process to become water and carbon dioxide which are dissipated in the air, and meanwhile, the hydroxyl radical with extremely strong oxidation power can be produced only by utilizing light energy, products in the sterilization reaction process are carbon dioxide and water which are harmless to human bodies, and the photocatalyst becomes an ideal air sterilization product with environmental protection. The photocatalyst is a nano-scale semiconductor material, which is generally coated on the surface of a substrate and can generate strong catalytic degradation function under the action of ultraviolet rays and visible light.
In the prior art, chinese patent publication No. CN105031702A discloses an air purifier with an LED ultraviolet light emitting diode light source, which includes a housing, an air inlet and an air outlet are respectively disposed on the housing, and an initial filter screen, a fan, a photocatalyst film, and a secondary filter screen are sequentially disposed from the air inlet to the air outlet, wherein the air purifier further includes an LED ultraviolet light emitting diode disposed between the fan and the secondary filter screen, disposed opposite to the nano photocatalyst film, and used as an irradiation light source of the photocatalyst film. The air purifier provided by the invention uses a photocatalyst technology, has smaller volume, higher safety and higher filtering efficiency, and can kill bacteria and viruses.
The above prior art solutions have the following drawbacks: among the prior art, the photocatalyst membrane generally sets up the both sides at the ultraviolet ray light source, and the border of photocatalyst generally with the internal surface mounting of product shell, just so lead to partial ultraviolet ray light source can't obtain make full use of, in the actual conditions, about 30% -40% ultraviolet energy leads to unable quilt to be utilized because the inner wall of direct irradiation to the machine shell, so need design a neotype ultraviolet ray photocatalyst air purification case, can improve the utilization ratio to ultraviolet energy.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an ultraviolet photocatalyst air purification box with higher ultraviolet utilization rate.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides an ultraviolet photocatalyst air purification case, includes the box, filtering component, photocatalyst component and air-out subassembly have set gradually along the flow direction of wind in the box, the air-out subassembly includes the fan and sets up at the terminal play aerofoil of box, still be provided with the automatically controlled subassembly that is used for controlling photocatalyst component and fan on the box, the photocatalyst component includes at least one photocatalyst sterilization module, photocatalyst sterilization module includes the shell, the side of shell all is provided with the photocatalyst board, photocatalyst board surface is provided with a plurality of ventilation holes, be provided with ultraviolet ray light-emitting component in the shell.
Through adopting above-mentioned technical scheme, integrate and improve into photocatalyst sterilization module with traditional three laminar structures of photocatalyst board-ultraviolet light source-photocatalyst board, because all be provided with the photocatalyst board on the side of shell, and ultraviolet ray illuminating part sets up in the shell, so the photocatalyst board can carry out 360 absorption with the light that ultraviolet ray illuminating part sent, utilizes the ultraviolet ray light that shines to the box inner wall among the traditional art to the effectual utilization ratio that improves ultraviolet ray light. Simultaneously, the air can contact with the photocatalyst board that sets up on each side simultaneously when the module disinfects through the photocatalyst, has improved the area of contact between air and the photocatalyst board greatly under the condition of equal volume to the reaction rate of disinfecting has effectively been improved. Simultaneously, independent photocatalyst sterilization module more does benefit to production and installation and maintains, and can disinfect according to the difference and purify the demand, changes the installation quantity and the installation interval of photocatalyst sterilization module wantonly to reach best bactericidal effect.
This kind of ultraviolet photocatalyst air purification case's basic working process does, flows in the box with the direction of air orientation ground along filter assembly, photocatalyst subassembly and air-out subassembly after the fan starts, and wherein filter assembly can carry out the adsorption type with the large granule dust that exists in the air and get rid of, and photocatalyst subassembly decomposes the organic substance that is harmful to the human body in with the air afterwards and gets rid of, and discharge to the indoor environment in the air-out board is followed to clean air at last.
Compared with the prior art, the ultraviolet photocatalyst air purification box has larger sterilization reaction area and higher ultraviolet energy utilization rate under the conditions of the same volume and the same energy consumption, thereby achieving better sterilization effect. On the contrary, under the condition of achieving the same sterilization effect, the ultraviolet photocatalyst air purification box can achieve smaller floor area and reduce energy consumption.
The present invention in a preferred example may be further configured to: the shell of the photocatalyst sterilization module is cuboid, the upper bottom surface and the lower bottom surface of the shell are fixedly connected with the inner wall surface of the box body, and the photocatalyst plates are embedded into the four side surfaces of the shell.
Through adopting above-mentioned technical scheme, can disinfect with the air that the air flow direction is perpendicular in the box air photocatalyst board that blows to one side, and the photocatalyst board parallel with the air flow direction can further disinfect to the air in box and the photocatalyst sterilization module clearance, has reduced the dead angle of disinfecting that probably exists. In addition, although the photocatalyst plates are all provided with the vent holes, when air is vertically blown onto the photocatalyst plates, part of the air flows along the surfaces of the photocatalyst plates according to aerodynamics, and the air flowing along the surfaces of the photocatalyst plates can be further sterilized when reaching the photocatalyst plates parallel to the air flowing direction, so that the air sterilizing effect of the photocatalyst plates is greatly improved.
The present invention in a preferred example may be further configured to: the ultraviolet light-emitting member comprises a filament-free gas discharge ultraviolet lamp, and the filament-free gas discharge ultraviolet lamp can be square or annular.
Through adopting above-mentioned technical scheme, no filament gas discharge ultraviolet lamp compares with traditional have a filament ultraviolet lamp, has higher ultraviolet radiation efficiency, longer life and less give the mercury volume, therefore later maintenance cost and energy consumption have all obtained effectual reduction.
The present invention in a preferred example may be further configured to: the ultraviolet ray illuminating part comprises a plurality of ultraviolet LED lamp panels and a lamp panel support used for installing the ultraviolet LED lamp panels, the lamp panel support is square or U-shaped, and the ultraviolet LED lamp panels are symmetrically arranged on two sides of the lamp panel support.
Through adopting above-mentioned technical scheme, compare with the traditional ultraviolet lamp that uses the mercury lamp as the light source (no filament ultraviolet lamp with have filament ultraviolet lamp and all belong to the mercury lamp), the harmful effects that the mercury lamp brought the environment in production and use have significantly reduced owing to adopted gallium nitride semiconductor material to the ultraviolet LED lamp plate, and the ultraviolet LED lamp plate more has advantages such as small in size and design installation of being convenient for. In this scheme, common ultraviolet LED lamp plate on the market can be unified to purchase to the ultraviolet LED lamp plate, only needs the lamp plate support of design different shapes afterwards to pass through glue or mounting screw with the ultraviolet LED lamp plate on the lamp plate support, can reach different light field distribution effects. The ultraviolet LED lamp plate that the symmetry set up can make the distribution of ultraviolet ray in the photocatalyst sterilization module more even to make everywhere homoenergetic of photocatalyst board play good bactericidal effect.
The present invention in a preferred example may be further configured to: the ultraviolet light-emitting part further comprises a light homogenizing shell which is sleeved on the outer side of the lamp panel support, the light homogenizing shell comprises four light-transmitting plates which are fixedly arranged on the bottom surface of the shell, a plurality of light homogenizing holes are formed in the surface of each light-transmitting plate in a distributed mode, the light homogenizing holes are gradually densely distributed along the center of each light-transmitting plate to the edge, and reflective coatings are coated on the top surface and the bottom surface of the shell.
Through adopting above-mentioned technical scheme, be provided with reflective coating on the top surface of shell and the bottom surface, can reflect the side department to the shell with the ultraviolet light that shines on shell top surface and the bottom surface to further improve the utilization ratio of ultraviolet light. The light-transmitting plate and the light-homogenizing holes on the light-transmitting plate can adjust the light field distribution of ultraviolet rays, generally speaking, the light intensity at the position, which is far away from the light-emitting position, on the light-transmitting plate is smaller, so that the light-homogenizing holes are densely distributed at the position, the light rays are enhanced after being reflected and converged for many times, the uniformity degree of the ultraviolet rays passing through the light-transmitting plate is improved, the sterilization treatment capacity at each position of the photocatalyst plate is further improved, and the generation of sterilization dead angles is further reduced.
The present invention in a preferred example may be further configured to: be provided with one-level photocatalyst carrier between filter component and the photocatalyst component, be provided with second grade photocatalyst carrier between photocatalyst component and the air-out subassembly, all be equipped with a plurality of ventilation holes on one-level photocatalyst carrier and the second grade photocatalyst carrier.
Through adopting above-mentioned technical scheme, at the in-process of in-service use, because inevitable meeting production error when assembling between photocatalyst board and the shell, and be provided with the ventilation hole on the photocatalyst board, the ultraviolet ray light that the ultraviolet ray illuminating part sent can partially shine outside the photocatalyst module, the event sets up one-level photocatalyst carrier and second grade photocatalyst carrier again in the both sides of photocatalyst sterilization module, carry out reutilization to these ultraviolet ray light that shine outside the photocatalyst sterilization module, further improve the utilization ratio of this kind of air purification case to ultraviolet ray light.
The present invention in a preferred example may be further configured to: the bottom surface of the shell is also provided with a wire box, an independent ultraviolet control chip is arranged in the wire box, the ultraviolet control chip is electrically connected with the ultraviolet light emitting part and the electric control component through a cable, the joint of the wire box and the shell is provided with an installation plate extending outwards, the installation plate is parallel to the bottom surface of the box body, an assembly plate parallel to the bottom surface of the box body is arranged in the box body, the installation plate is abutted against the upper surface of the assembly plate and is fixedly connected with the assembly plate, the assembly plate is provided with a plurality of assembly holes with the same shape and size as the bottom surface of the shell, the electric control component comprises a socket, an ultraviolet control switch, an ozone control switch, an ultraviolet intensity adjusting knob, a master control switch, a time relay, an electronic display screen and a work indicating lamp, and the edge of one end of the assembly plate in the length direction is provided with a vertical control panel, all parts in the electric control assembly are arranged on the control panel.
Through adopting above-mentioned technical scheme, when carrying out the equipment of this kind of ultraviolet photocatalyst air purification case, install the equipment board in the box earlier to fix a position the installation with automatically controlled subassembly, carry out the installation of working a telephone switchboard with automatically controlled subassembly and each photocatalyst sterilization module simultaneously, aim at the equipment hole on the equipment board with the photocatalyst sterilization module afterwards and insert the installation. Wire rod case can play the effect of collecting arrangement and protection to ultraviolet control chip and cable on the one hand, also can provide certain holding power for the shell simultaneously, improves overall structure's stability. And then, the mounting plate and the assembling plate are fixedly mounted through screws.
The present invention in a preferred example may be further configured to: be provided with the locating plate that a plurality of perpendicular to box bottom surfaces set up on the bottom surface of box, each the shape size of the interior border of the profile that the locating plate encloses is the same with the bottom surface size of wire rod case, the one end and the equipment board butt of box bottom surface are kept away from to the locating plate, the side of wire rod case is provided with the location sand grip of a plurality of perpendicular to wire rod case bottom surfaces, the surface of locating plate is formed with a plurality of location that set up with the cooperation of location sand grip sunken.
Through adopting above-mentioned technical scheme, for the simple installation nature of further improvement photocatalyst sterilization module, set up the locating plate on the bottom surface of box, through the setting of location sand grip and positioning recess, the staff can be quick fixes a position and fixes temporarily to photocatalyst sterilization module, facilitates for the fixed between follow-up mounting panel and the equipment board. In the use, the locating plate can further improve the structural stability of photocatalyst sterilization module, and under the great condition of air flow rate, effectively reduce the vibration range that photocatalyst sterilization module produced, prolonged the life of photocatalyst sterilization module on the one hand, on the other hand has also reduced the noise that probably produces in the course of the work.
The present invention in a preferred example may be further configured to: the filter component comprises a first-stage detachable filter screen, a second-stage air microparticle filter screen and a third-stage peculiar smell filter screen, one side, far away from the filter component, of the first-stage photocatalyst carrier is provided with a positioning installation frame, and the positioning installation frame is fixed with the inner wall of the box body and the assembly plate.
By adopting the technical scheme, the positioning and mounting frame provides positioning for mounting the filtering component and the primary photocatalyst carrier, the primary detachable mesh is arranged on the outermost side of the air purification box and is firstly contacted with air for blocking and filtering large-particle dust impurities in the air, and the detachable arrangement can facilitate workers to detach and clean; the secondary air microparticle filter screen can further filter small particle impurities in the air; odor molecules which cannot be filtered in the air are adsorbed by the three-level odor filter screen. The filter assembly mainly used carries out prefilter to the outside air, reduces the possibility that a large amount of dust in the air is direct and the module direct contact that disinfects of photocatalyst to effectively reduce the inside and outside dust of the module that disinfects of photocatalyst and pile up, thereby prolong the life of the module that disinfects of photocatalyst.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the photocatalyst sterilization module is adopted, so that the effect of effectively improving the energy utilization rate of ultraviolet rays can be achieved;
2. the primary photocatalyst carrier and the secondary photocatalyst carrier are adopted, so that the effect of secondary utilization of the leaked ultraviolet light can be achieved, and the utilization rate of ultraviolet energy is further improved;
3. the light homogenizing shell and the light reflecting coating are adopted, so that the effects of further improving the sterilization capability of the photocatalyst plate and further improving the utilization rate of ultraviolet energy can be achieved.
Drawings
Fig. 1 is a schematic view of the whole structure of an ultraviolet photocatalyst air purification box in embodiment 1.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
FIG. 3 is a cross-sectional view of the internal structure of an ultraviolet photocatalyst air purifying box in example 1.
Fig. 4 is an enlarged schematic view of a portion B in fig. 3.
Fig. 5 is a schematic view of the structure of the square non-filament gas discharge ultraviolet lamp in example 1.
Fig. 6 is a schematic view of the structure of the annular filament-free gas discharge ultraviolet lamp in example 1.
Fig. 7 is a schematic cross-sectional view illustrating an internal structure of the photocatalyst sterilization module in embodiment 2.
Fig. 8 is an enlarged schematic view of the portion C in fig. 7.
In the figure, 1, a box body; 11. assembling a plate; 111. assembling holes; 112. a control panel; 12. positioning a plate; 121. positioning the recess; 13. a top plate; 14. a base plate; 15. a side plate; 2. a filter assembly; 21. a first-stage detachable filter screen; 22. a secondary air particulate filter screen; 23. a third-level peculiar smell filter screen; 24. positioning the installation frame; 3. a primary photocatalyst carrier; 4. a photocatalyst component; 5. a secondary photocatalyst carrier; 6. an air outlet assembly; 61. a fan; 62. an air outlet plate; 7. an electronic control assembly; 8. a photocatalyst sterilization module; 81. a housing; 811. a reflective coating; 812. a concealed handle; 82. a photocatalyst plate; 821. a vent hole; 83. a wire box; 831. positioning the convex strip; 84. mounting a plate; 9. an ultraviolet light emitting member; 91. a filament-free gas discharge ultraviolet lamp; 92. a lamp bead bracket; 921. an ultraviolet LED lamp panel; 93. a light homogenizing shell; 931. a light-transmitting plate; 932. and (5) smoothing holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1 and 3, the ultraviolet photocatalyst air purification box disclosed by the invention comprises a box body 1, wherein a filtering component 2, a photocatalyst component 4, an air outlet component 6 and an electric control component 7 are arranged in the box body 1. In this embodiment, the box body 1 is composed of four panels enclosing into a square, and an assembling plate 11 arranged in parallel with the panels is further arranged in the box body 1. The panel close to the assembly panel 11 and parallel to the assembly panel 11 is generally referred to as a bottom panel 14, the panel opposite to the bottom panel 14 is a top panel 13, and the remaining two panels are side panels 15. The both ends of equipment board 11 all are provided with the panel perpendicular and be used for supporting equipment board 11 with equipment board 11, and one of them panel is control panel 112 and opens in advance on it and is equipped with the hole of a plurality of confession electrical control assembly 7 location installations, and electrical control assembly 7 includes socket, ultraviolet ray control switch, ozone control switch, ultraviolet intensity adjust knob, total control switch, time relay, electronic display screen and work pilot lamp etc.. In this embodiment, for make subsequent dismouting maintain more convenient, the roof 13 and two curb plate 15 integral types of box 1 set up, and adopt screw fastening connection between the border department that roof 13 was kept away from to two curb plates 15 and bottom plate 14.
Referring to fig. 1 and 3, a positioning and mounting frame 24 for mounting the filter assembly 2 is arranged above the control panel 112, the edge of the positioning and mounting frame 24 is fixed to the inner wall of the box body 1 and the surface of the assembling plate 11, and the filter assembly 2 comprises a first-stage detachable filter screen 21, a second-stage air micro-particle filter screen 22 and a third-stage peculiar smell filter screen 23. In this embodiment, the filter screen 21 can be dismantled to the one-level is the nylon filter screen and fixes the tip at box 1 through the screw installation, and the filter screen 21 can be dismantled to the one-level has 99% interception efficiency to the granule of particle size more than 1 micron, and the junction that filter screen 21 and box 1 can be dismantled to the one-level still is equipped with the sealing washer in order to improve the holistic leakproofness of box 1. In this embodiment, secondary air particulate filter 22 is a filter conforming to the HEPA standard, is made of polypropylene fibers, and has 99.97% interception efficiency against particles having a particle size of 0.3 to 0.5 μm. In this embodiment, the third-stage odor filter screen 23 is made of an activated carbon material, and is mainly used for removing odor in air.
Referring to fig. 1 and 3, a first-stage photocatalyst carrier 3 is disposed on one side of the third-stage odor filter screen 23 away from the second-stage air microparticle filter screen 22, a second-stage photocatalyst carrier 5 is disposed on one side of the first-stage photocatalyst carrier 3 away from the filter component 2, the photocatalyst component 4 is disposed between the first-stage photocatalyst carrier 3 and the second-stage photocatalyst carrier 5, and light holes are disposed on both the first-stage photocatalyst carrier 3 and the second-stage photocatalyst carrier 5. Photocatalyst component 4 includes at least one photocatalyst sterilization module 8, and photocatalyst sterilization module 8 includes shell 81, and the side of shell 81 all is provided with photocatalyst plate 82, and photocatalyst plate 82 surface is provided with a plurality of ventilation holes 821, is provided with ultraviolet ray light-emitting component 9 in the shell 81. In this embodiment, the first and second photocatalyst carriers 5 and the photocatalyst plate 82 are made of similar materials, and each of the carriers includes a substrate made of a non-woven fabric (typically polypropylene non-woven fabric) made of a polymer material and a photocatalyst material (mainly made of titanium dioxide) attached to the surface and/or inside of the substrate, and the substrate may be made of a metal or ceramic plate.
Referring to fig. 3 and 4, the housing 81 of the photocatalytic sterilization module 8 is rectangular, the upper bottom surface of the housing 81 is fixedly connected to the top plate 13 of the housing 1, a wire box 83 is further disposed at the bottom surface of the housing 81, an independent uv control chip is disposed in the wire box 83, the uv control chip is electrically connected to the uv emitting element 9 and the electronic control component 7 through a cable, a mounting plate 84 extending outward is disposed at a connection position of the wire box 83 and the housing 81, the mounting plate 84 is parallel to the bottom surface of the housing 1, the mounting plate 84 is abutted to the upper surface of the assembly plate 11 and is fixedly connected to the assembly plate 11, and a plurality of assembly holes 111 having the same shape and size as the bottom surface of the housing 81 are disposed on the assembly plate 11. Wire box 83 can play the effect of collecting arrangement and protection to ultraviolet control chip and cable on the one hand, also can provide certain holding power for shell 81 simultaneously, improves overall structure's stability.
Referring to fig. 3 and 4, the ultraviolet light emitting member 9 includes a filament-free gas discharge ultraviolet lamp 91, the filament-free gas discharge ultraviolet lamp 91 may be square or annular, a light homogenizing shell 93 is further disposed outside the ultraviolet light emitting member 9, the light homogenizing shell 93 includes four light transmitting plates 931 fixedly disposed on the bottom surface of the housing 81, a plurality of light homogenizing holes 932 are disposed on the surface of the light transmitting plates 931, the light homogenizing holes 932 are gradually dense along the center of the light transmitting plates 931 to the edge, reflective coatings 811 are uniformly coated on the top surface and the bottom surface of the housing 81, the reflective coatings 811 may reflect ultraviolet light irradiated onto the top surface and the bottom surface of the housing 81 to the side of the housing 81, thereby further improving the utilization rate of the ultraviolet light. The filamentless gas discharge ultraviolet lamp 91 has higher ultraviolet radiation efficiency, longer service life, and less mercury supply than conventional filamented ultraviolet lamps, so that the later maintenance cost and energy consumption are both effectively reduced.
Referring to fig. 5, a square filament-free gas discharge ultraviolet lamp; referring to fig. 6, the lamp is an annular filament-free gas discharge ultraviolet lamp.
Referring to fig. 1 and 3, one side of the second-level photocatalyst carrier 5 away from the photocatalyst component 4 is provided with an air outlet component 6, the air outlet component 6 comprises a fan 61 and an air outlet plate 62 arranged at the end part of the box body 1, a sealing ring is arranged at the joint of the air outlet plate 62 and the end part of the box body 1, and the fan 61 is used for directionally drawing outside air along the direction from the filter component 2 to the photocatalyst component 4 and then to the air outlet component 6.
Referring to fig. 3 and 4, a plurality of positioning plates 12 perpendicular to the bottom surface of the box body 1 are disposed on the bottom surface of the box body 1, the shape and size of the inner edge of the outline enclosed by each positioning plate 12 are the same as the size of the bottom surface of the wire box 83, one end of each positioning plate 12, which is far away from the bottom surface of the box body 1, is abutted to the assembling plate 11, a plurality of positioning convex strips 831 perpendicular to the bottom surface of the wire box 83 are disposed on the side surfaces of the wire box 83, and a plurality of positioning concave portions 121 disposed in cooperation with the positioning convex strips 831 are formed on the surface of each positioning plate 12. In this embodiment, in order to facilitate the wiring between the wire box 83 and the electronic control component 7, three positioning plates 12 are provided, and in addition, if four positioning plates 12 are provided, an opening may be formed on the surface of one of the positioning plates 12 for wiring.
Referring to fig. 1 and 2, in this embodiment, in order to further improve the convenience of assembling and disassembling the photocatalytic sterilization module 8, a hidden handle 812 is disposed on the upper bottom surface of the housing, a groove for placing the hidden handle 812 is disposed on the upper bottom surface of the housing, the hidden handle 812 is hinged to the groove on the upper bottom surface of the housing, a torsion spring (not shown in the figure) is disposed at a connection position of the hidden handle 812 and the groove, and under the action of the torsion spring, the hidden handle 812 is hidden in the groove on the upper bottom surface of the housing in a normal state. When the photocatalyst sterilization module 8 needs to be disassembled and assembled, the hidden handle 812 can facilitate the force application of the photocatalyst sterilization module 8 by the workers.
According to the technical scheme, the three-layer structure of the traditional photocatalyst plate, the ultraviolet light source and the photocatalyst plate is integrated and improved into the photocatalyst sterilization module 8, the photocatalyst plate 82 is arranged on the side face of the shell 81, and the ultraviolet light emitting piece 9 is arranged in the shell 81, so that the photocatalyst plate 82 can absorb light emitted by the ultraviolet light emitting piece 9 by 360 degrees, and ultraviolet light irradiated to the inner wall of the box body 1 in the traditional technology is utilized, so that the utilization rate of the ultraviolet light is effectively improved. Simultaneously, the air can contact with photocatalyst plate 82 that sets up on each side simultaneously when the photocatalyst sterilization module 8 of process, has improved the area of contact between air and the photocatalyst plate 82 greatly under the condition of equal volume to the reaction rate of disinfecting has effectively been improved. Simultaneously, independent photocatalyst sterilization module 8 more does benefit to production and installation maintenance, and can disinfect according to the difference and purify the demand, changes photocatalyst sterilization module 8's installation quantity and installation interval wantonly to reach best bactericidal effect.
Compared with the prior art, the ultraviolet photocatalyst air purification box has larger sterilization reaction area and higher ultraviolet energy utilization rate under the conditions of the same volume and the same energy consumption, thereby achieving better sterilization effect. On the contrary, under the condition of achieving the same sterilization effect, the ultraviolet photocatalyst air purification box can achieve smaller floor area and reduce energy consumption.
The specific implementation process of the embodiment is as follows:
after the fan 61 is started, the air flows in the box body 1 along the directions of the filter component 2, the photocatalyst component 4 and the air outlet component 6 directionally, wherein the filter component 2 can remove large particles and small particles of dust existing in the air in an adsorption manner, the peculiar smell in the air is removed preliminarily, then the photocatalyst component 4 decomposes and removes organic substances harmful to human bodies in the air, and finally the clean air is discharged to the indoor environment from the air outlet plate 62.
In the photocatalyst sterilization module 8, the photocatalyst plate 82 perpendicular to the air flowing direction in the box body 1 can sterilize the air blown from the head-on side, and the photocatalyst plate 82 parallel to the air flowing direction can further sterilize the air in the gap between the box body 1 and the photocatalyst sterilization module 8, thereby reducing the possible sterilization dead angle. In addition, although the photocatalyst plate 82 is provided with the ventilation holes 821, when air is blown vertically onto the photocatalyst plate 82, a part of the air flows along the surface of the photocatalyst plate 82, and the air flowing along the surface of the photocatalyst plate 82 can be further sterilized when reaching the photocatalyst plate 82 parallel to the air flow direction, so that the sterilization effect of the photocatalyst plate 82 on the air is greatly improved. In the actual use process, because inevitable error will be produced when assembling between photocatalyst plate 82 and shell 81, and be provided with ventilation hole 821 on photocatalyst plate 82, the ultraviolet ray that ultraviolet ray illuminating part 9 sent will be some to shine outside the photocatalyst module, so set up one-level photocatalyst carrier 3 and second grade photocatalyst carrier 5 again in the both sides of photocatalyst sterilization module 8, carry out reutilization to these ultraviolet ray light that shine outside photocatalyst sterilization module 8, further improve the utilization ratio of this kind of air purification case to ultraviolet ray.
When carrying out the equipment of this kind of ultraviolet photocatalyst air purification case, install equipment board 11 in box 1 earlier to fix a position installation filter assembly 2, air-out subassembly 6 and automatically controlled subassembly 7, carry out the wiring installation with automatically controlled subassembly 7 and each photocatalyst sterilization module 8 simultaneously, aim at equipment hole 111 on the equipment board 11 with photocatalyst sterilization module 8 afterwards and insert the installation. Wire box 83 can play the effect of collecting arrangement and protection to ultraviolet control chip and cable on the one hand, also can provide certain holding power for shell 81 simultaneously, improves overall structure's stability. And then the mounting plate 84 and the assembling plate 11 are fixedly mounted through screws. For the installation simplicity who further improves photocatalyst sterilization module 8, set up locating plate 12 on the bottom surface of box 1, through the setting of location sand grip 831 and location recess 121, the staff can be quick fixes a position and fixes temporarily photocatalyst sterilization module 8, facilitates for the fixed between follow-up mounting panel 84 and the assembly panel 11. In the use, locating plate 12 can further improve the structural stability of photocatalyst sterilization module 8, and under the great condition of air flow rate, effectively reduce the vibration range that photocatalyst sterilization module 8 produced, prolonged photocatalyst sterilization module 8's life on the one hand, on the other hand has also reduced the noise that probably produces in the course of the work.
Example 2:
referring to fig. 7 and 8, embodiment 2 is different from embodiment 1 in that ultraviolet luminescent part 9 includes a plurality of ultraviolet LED lamp panels 921 and a lamp panel support for installing ultraviolet LED lamp panel 921, and the lamp panel support is square or U-shaped, and ultraviolet LED lamp panels 921 symmetry sets up the both sides at the lamp panel support. In this embodiment, the ultraviolet LED lamp panel 921 is a GS3535UVC ultraviolet LED lamp panel 921.
The specific implementation process of the embodiment is as follows:
compare with the traditional ultraviolet lamp that uses the mercury lamp as the light source (no filament ultraviolet lamp with have filament ultraviolet lamp and all belong to the mercury lamp), ultraviolet LED lamp plate 921 has significantly reduced the harmful effects that the mercury lamp brought the environment in production and use owing to adopted gallium nitride semiconductor material, and ultraviolet LED lamp plate 921 more has advantages such as small in size and design installation of being convenient for. In this scheme, common ultraviolet LED lamp plate 921 on the market can be unified purchase to ultraviolet LED lamp plate 921, only needs the lamp plate support of design different shapes afterwards to pass through glue or mounting screw with ultraviolet LED lamp plate 921 on the lamp plate support, can reach different light field distribution effects. The ultraviolet LED lamp plate 921 that the symmetry set up can be so that the distribution of ultraviolet ray in photocatalyst sterilization module 8 is more even to make everywhere homoenergetic of photocatalyst plate 82 play good bactericidal effect.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (5)
1. The utility model provides an ultraviolet photocatalyst air purification case, includes box (1), along the flow direction of wind set gradually filtering component (2), photocatalyst component (4) and air-out subassembly (6) in box (1), air-out subassembly (6) include fan (61) and set up air-out board (62) terminal in box (1), still be provided with automatically controlled subassembly (7) that are used for controlling photocatalyst component (4) and fan (61) on box (1), its characterized in that: photocatalyst subassembly (4) including at least one photocatalyst sterilization module (8), photocatalyst sterilization module (8) includes shell (81), the side of shell (81) all is provided with photocatalyst board (82), photocatalyst board (82) surface is provided with a plurality of ventilation holes (821), be provided with ultraviolet ray emitting component (9) in shell (81), shell (81) of photocatalyst sterilization module (8) are the rectangular bodily form, the last bottom surface and the interior fixed connection of lower bottom surface all with box (1) of shell (81), each photocatalyst board (82) embedding sets up four side departments at shell (81), ultraviolet ray emitting component (9) outside is provided with even light shell (93), even light shell (93) include four fixed light-passing board (931) of setting on shell (81) bottom surface, light-passing board (931) surface distribution is provided with a plurality of even light holes (932), the light homogenizing holes (932) are distributed along the center of the light-transmitting plate (931) and are gradually dense towards the edge, the top surface and the bottom surface of the shell (81) are coated with reflective coatings (811), a primary photocatalyst carrier (3) is arranged between the filter component (2) and the photocatalyst component (4), a secondary photocatalyst carrier (5) is arranged between the photocatalyst component (4) and the air outlet component (6), a plurality of vent holes (821) are respectively arranged on the first-stage photocatalyst carrier (3) and the second-stage photocatalyst carrier (5), the filter component (2) comprises a first-stage detachable filter screen (21), a second-stage air microparticle filter screen (22) and a third-stage peculiar smell filter screen (23), a positioning installation frame (24) is arranged on one side of the primary photocatalyst carrier (3) far away from the filter component (2), the positioning installation frame (24) is fixed with the inner wall of the box body (1) and the assembling plate (11).
2. The ultraviolet photocatalyst air purification box as claimed in claim 1, wherein: the ultraviolet light-emitting part (9) comprises a filament-free gas discharge ultraviolet lamp (91), and the filament-free gas discharge ultraviolet lamp (91) can be square or annular.
3. The ultraviolet photocatalyst air purification box as claimed in claim 1, wherein: ultraviolet ray illuminating part (9) include a plurality of ultraviolet LED lamp plates (921) and be used for installing the lamp plate support of ultraviolet LED lamp plate (921), the lamp plate support is square or U-shaped, ultraviolet LED lamp plate (921) symmetry sets up the both sides at the lamp plate support.
4. The ultraviolet photocatalyst air purification box as claimed in claim 1, wherein: the utility model discloses a solar energy water heater, including shell (81), bottom surface department of shell (81) still is provided with wire box (83), be provided with independent ultraviolet control chip in wire box (83), ultraviolet control chip passes through the cable and is connected with ultraviolet illuminating part (9) and automatically controlled subassembly (7) electricity, wire box (83) are provided with mounting panel (84) to outside extension with the junction of shell (81), mounting panel (84) are parallel with the bottom surface of box (1), be provided with in box (1) equipment board (11) with box (1) bottom surface parallel arrangement, mounting panel (84) butt set up at the upper surface of equipment board (11) and with equipment board (11) between fixed connection, set up on equipment board (11) a plurality of shape sizes and the same equipment hole (111) of the bottom surface shape size of shell (81), automatically controlled subassembly (7) include socket, the socket, The automatic control device comprises an ultraviolet control switch, an ozone control switch, an ultraviolet intensity adjusting knob, a master control switch, a time relay, an electronic display screen and a work indicator lamp, wherein a vertical control panel (112) is arranged at the edge of one end of the assembly plate (11) in the length direction, and all components in the electric control assembly (7) are arranged on the control panel (112).
5. The ultraviolet photocatalyst air purification box of claim 4, wherein: be provided with locating plate (12) that a plurality of perpendicular to box (1) bottom surfaces set up on the bottom surface of box (1), each the shape size of the interior border of the profile that locating plate (12) enclose is the same with the bottom surface size of wire rod case (83), the one end and equipment board (11) butt of box (1) bottom surface are kept away from in locating plate (12), the side of wire rod case (83) is provided with location sand grip (831) of a plurality of perpendicular to wire rod case (83) bottom surface, the surface of locating plate (12) is formed with a plurality of location sunken (121) that set up with location sand grip (831) cooperation.
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| CN202010275341.5A CN111457498B (en) | 2020-04-09 | 2020-04-09 | Ultraviolet photocatalyst air purification box |
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| CN202010275341.5A CN111457498B (en) | 2020-04-09 | 2020-04-09 | Ultraviolet photocatalyst air purification box |
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| IT202000018508A1 (en) * | 2020-07-30 | 2022-01-30 | Vortice S P A | APPARATUS AND METHOD OF VENTILATION |
| CN112190724A (en) * | 2020-09-14 | 2021-01-08 | 常熟市福王制冷器材有限公司 | Mosquito-repellent incense disk type sterilization and disinfection system |
| CN112539509B (en) * | 2020-12-01 | 2022-01-04 | 珠海孔雀科技发展有限公司 | Nano-photocatalyst disinfection air purification device with filter screen plate |
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| JP2001187124A (en) * | 1999-12-28 | 2001-07-10 | Toshiba Lighting & Technology Corp | Deodorizer and refrigerator |
| CN2565456Y (en) * | 2002-08-09 | 2003-08-13 | 杨和平 | High efficient optical catalyst air purifier |
| KR20090122756A (en) * | 2008-05-26 | 2009-12-01 | 웅진코웨이주식회사 | Air cleaner |
| CN204227561U (en) * | 2014-09-24 | 2015-03-25 | 卢家达 | A kind of photocatalyst cleaning module and Photocatalyst air purifying equipment |
| CN204469537U (en) * | 2014-12-25 | 2015-07-15 | 福建金源泉科技发展有限公司 | The energy-efficient airstrainer of a kind of photocatalyst |
| CN104848427B (en) * | 2015-05-20 | 2018-05-25 | 天津深呼吸环境科技发展有限公司 | Vertical upper air-out type air filter |
| CN109407397A (en) * | 2018-10-30 | 2019-03-01 | 武汉华星光电技术有限公司 | Backlight module and display device |
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