CN110067758A - Fan component - Google Patents

Fan component Download PDF

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Publication number
CN110067758A
CN110067758A CN201910060201.3A CN201910060201A CN110067758A CN 110067758 A CN110067758 A CN 110067758A CN 201910060201 A CN201910060201 A CN 201910060201A CN 110067758 A CN110067758 A CN 110067758A
Authority
CN
China
Prior art keywords
fan
filter
body portion
fan component
component
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910060201.3A
Other languages
Chinese (zh)
Inventor
J.J.里德
A.J.弗朗西斯
D.P.范德尔瓦尔斯
D.J.希尔
D.J.比维斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dyson Technology Ltd
Dyson Ltd
Original Assignee
Dyson Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dyson Ltd filed Critical Dyson Ltd
Publication of CN110067758A publication Critical patent/CN110067758A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2273/00—Operation of filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2273/30—Means for generating a circulation of a fluid in a filtration system, e.g. using a pump or a fan
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0005—Mounting of filtering elements within casings, housings or frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0038—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions with means for influencing the odor, e.g. deodorizing substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/103—Curved filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The present invention provides a kind of fan components, including fan body portion, motor driven impeller, nozzle, particulate filter media and catalyst, the fan body portion includes air inlet, the motor driven impeller is accommodated in fan body portion and is arranged to generate air stream, the nozzle is installed in fan body portion and is supported by fan body portion, the nozzle is arranged to receive air stream from fan body portion and emits air stream from fan component, the particulate filter media is installed in fan body portion on air inlet, the catalyst is used for the oxygenolysis of volatile organic compounds, the catalyst is supported on fan component in particulate filter media downstream.

Description

Fan component
Technical field
The present invention relates to a kind of fan component and it is arranged to be installed in the filter on the air inlet of fan component Component.
Background technique
Air purifier is a kind of equipment, from air clean pollutant.Particle mistake is used only in traditional air purifier Filter physically captures the particle of air carrying by size exclusion, and wherein efficiency particulate air (HEPA) filter removes At least 99.97% 0.3 μm of particle.Other technology manufactures can also be used to remove other pollutions in more advanced air purifier Object.For example, some more advanced air purifiers kill microorganism, such as virus, bacterium and mould using ultraviolet light (UV) light (it may be present in air).
Some air purifiers use charcoal filter, to filter volatile chemical from air.Activated carbon is Known carbon material is processed to have a large amount of openings or come-at-able micropore and mesopore, increases absorption or chemistry React available surface area.For example, WO2016/128734 describes a kind of fan component, the barrel shape filtering with tubulose Device, the filter are installed on the circular cylinder shape body of fan component.The filter includes the filter media of double-layer structure, The outer layer of HEPA filter including fold surrounds the internal layer of absorbent carbon fabric.
Although charcoal filter is highly effective to some biggish volatile organic compounds (VOC), they are not The effective means for removing smaller, more polarized compound can be provided.For example, formaldehyde (CH2It O) is exactly one such compound, Due to its relevant health risk, health risk especially related with room air, content is increasingly subject to international community Concern.In addition, charcoal filter passes through adsorption filtration pollutant and thus only has when activated carbon is used for air cleaning There is limited ability, so as to keep strainability, charcoal filter is finally needed replacing or regenerated.
Summary of the invention
The purpose of the present invention is to provide a kind of air purification fan components, can not negatively affect air cleaning Volatile organic compounds is removed in the purification of fan component and/or the otherwise situation of air delivery performance.For this purpose, root According in a first aspect, the present invention provides a kind of fan component, including fan body portion, motor driven impeller, nozzle, particulate filter Medium and catalyst, which includes air inlet, which is accommodated in fan body portion and is arranged to Air stream is generated, which is installed in fan body portion and is supported by fan body portion, which is arranged to from fan body portion It receives air stream and emits air stream from fan component, which is installed in fan body portion, in air inlet On, which is used for the oxygenolysis of volatile organic compounds, which is supported on fan component, in particle Filter media downstream.
By merging catalyst (it can be used to the oxygenolysis of the volatile organic compounds at environment temperature), this hair Bright to provide a kind of air purification fan component, aerial oxygen can be used for good and all to aoxidize VOC (such as formaldehyde) is titanium dioxide Carbon (CO2).The emission problem of the problem of saturation is overcome due to it and hazardous compound, biography of this method than using carbon capture Solution of uniting has many advantages.
The catalyst can be directly supported on fan component.In this case, catalyst can be attached to fan group One or more surfaces of part, the surface is on the path that air flows through fan component.Preferably, which is attached to To the surface in fan body portion, which provides air inlet.Air inlet can be provided by the perforation segment/portion in fan body portion, and The catalyst can then be attached to the perforation segment/portion in fan body portion.The catalyst can be arranged to the form of particle. Multiple catalyst granules with adhesive so that adhered to.Alternatively, multiple catalyst granules can be partially embedded into fan component One or more surfaces in.For example, fusing adhesion process can be used to realize for this.
Catalyst can be supported in ventilative substrate, which is mounted to fan component and flows through wind in air On the path for fanning component.Preferably, which is mounted to fan body portion, on air inlet.The ventilative substrate is mounted To fan body portion inner surface and the particulate filter media be then installed in fan body portion outer surface on, air inlet it On.Alternatively, which can be mounted to the outer surface in fan body portion, on air inlet and the particulate filter media Then it is installed in fan body portion, on ventilative substrate.
The catalyst can be arranged to the form of particle, multiple catalyst granules be then installed in ventilative substrate or It is embedded into ventilative substrate.Multiple catalyst granules may be mounted to that on the surface of ventilative substrate.Alternatively, multiple catalysis Agent particle may be laminated between the first layer of ventilative substrate and the second layer of ventilative substrate.Alternatively, multiple catalyst particles Entirely ventilative substrate can be dispersed in grain.
The ventilative substrate can be any of non-textile fabric material and foamed material.The ventilative substrate may include polymerization Object foamed material (for example polyurethane foam) and entire foam can be dispersed in multiple catalyst granules.The ventilative substrate can It is provided by self-filtering device assembly, which includes filter frame, supports the substrate.
The particulate filter media can be provided by external filter component, which includes filter frame Frame supports the particulate filter media.The external filter component may include filter seal, be arranged to and fan The engagement of body portion is to prevent air from advancing around the periphery of external filter component.The filter seal can be around filter frame Entire periphery extends.The particulate filter media can be arranged to covering be limited at it is entire in the periphery of filter frame Region.The external filter component can be arranged to cover/extend across fan body portion entire air inlet (namely covering/ Extend across the whole region that air inlet extends across).Preferably, which includes efficiency particulate air (HEPA) particulate filter media.
The external filter component is releasably attached to main part.The external filter component may also include cover, quilt It is mounted on external filter component.Preferably, which is releasably attached to external filter component.
The fan component may also include charcoal filter medium, is installed in fan body portion and is situated between in particulate filter The downstream of matter and the upstream of catalyst.The charcoal filter medium can be provided by external filter component.The activated carbon mistake Filter media can then be supported by the filter frame of external filter component.The particulate filter media can then have interior table Face, when external filter component is installed in fan body portion, the inner surface is towards towards fan body portion, and the activated carbon mistake Filter media is then installed to be the inner surface of adjacent microparticle filter media.
Fan component may also include intermediate filtered device assembly, be installed in fan body portion on air inlet and by outer The covering of portion's filter assemblies, wherein the intermediate filtered device assembly includes charcoal filter medium.The intermediate filtered device assembly can It is attached to any of main part and external filter component to release.
The catalyst may include one or more of the transition metal being supported in substrate and non-noble metal oxide. Non-noble metal oxide may include titanium, cerium, the base metal selected in zirconium, vanadium and iron from manganese, copper, cobalt, chromium.The catalyst can Including manganese oxide.The transition metal can be ruthenium (Ru), rhodium (Rh), palladium (Pd), silver-colored (Ag), osmium (Os), iridium (Ir), platinum (Pt), gold (Au), one or more of rhenium (Re), molybdenum (Mo), vanadium (V), iron (Fe) and manganese (Mn), and preferably palladium (Pd), platinum (Pt), One or more of golden (Au).Substrate can be metal oxide, any of half-metal oxide and carbon.Substrate may include The selection from cerium (Ce), zirconium (Zr), titanium (Ti), silicon (Si), tin (Sn), aluminium (Al), vanadium (V), iron (Fe), manganese (Mn) and lanthanum (La) Metal or semimetal out, and preferably any of cerium (Ce), titanium (Ti), aluminium (Al) and vanadium (V).Preferably, catalyst (Pt/Al2O on alumina is loaded including platinum3), platinum be supported on titanium dioxide (Pt/TiO2) and gold be supported on ceria (Au/CeO2Any of).
According to second aspect, the present invention provides a kind of fan components comprising fan body portion, the fan body portion include Air inlet is accommodated in fan body portion and is arranged to generate the motor driven impeller of air stream and is installed in fan body portion Nozzle that is upper and being supported by fan body portion, the nozzle are arranged to receive air stream from fan body portion and emit from fan component empty Air-flow.Fan component further includes self-filtering device assembly and external filter component, which is installed in wind In fan body portion, on air inlet, which is installed in fan body portion, internal filter assemblies it On, wherein the external filter component includes particulate filter media, and self-filtering device assembly includes organic for volatility The catalyst of the oxygenolysis of compound.
The external filter component may also include charcoal filter medium.Preferably, which exists The upstream of particulate filter media.Fan component may also include intermediate filtered device assembly, including being installed in fan body portion It is covered on portion's filter assemblies and by external filter component, which includes charcoal filter medium. The self-filtering device assembly may include ventilative substrate, and the catalyst is arranged to the form of multiple catalyst granules, multiple Catalyst granules is installed in ventilative substrate or is embedded into ventilative substrate.
According to the third aspect, the present invention provides a kind of filter assemblies, it is arranged to be installed in fan component On air inlet.The filter assemblies include filter frame and multiple particles, which supports ventilative substrate, this is more A particle is installed in ventilative substrate or is embedded into ventilative substrate, and wherein particle is by the oxygen for volatile organic compounds Change the catalyst composition decomposed.
Multiple catalyst granules may be mounted to that on the surface of ventilative substrate.Alternatively, multiple catalyst granules can It is laminated between the first layer of ventilative substrate and the second layer of ventilative substrate.Alternatively, multiple catalyst granules is dispersible To entire ventilative substrate.
Ventilative substrate may include any of non-textile fabric material and foamed material.The ventilative substrate may include polymerization Every place of entire foam can be dispersed in object foamed material (for example polyurethane foam) and multiple catalyst granules.
According to fourth aspect, the present invention provides a kind of method for manufacturing filter assemblies, which is arranged To be mounted on the air inlet of fan component.This method includes installing multiple particles to breathe freely in substrate or be embedded in ventilative substrate It is interior, wherein the particle is made of the catalyst of the oxygenolysis for volatile organic compounds.This method may also include peace It fills in ventilative substrate to filter frame.
Multiple catalyst granules can be used adhesive to be adhered to each other.This method then may include arriving using adhesive It the surface of ventilative substrate and then arranges on multiple particle to adhesive.Alternatively, multiple catalyst granules can be by embedding Enter in one or more surfaces in fan body portion, such as uses fusing adhesion process.
Multiple catalyst granules can be embedded into ventilative substrate by lamination.This method then may include multiple of arrangement On grain to the first layer of ventilative substrate, arrange that the second layer of ventilative substrate is being arranged on multiple particle on the first layer, And the first layer of ventilative substrate and the second layer are bonded together the first layer for being maintained at ventilative substrate so as to multiple particle Between the second layer.
Multiple catalyst granules can be embedded into ventilative substrate by airlaid.This method then may include forming One web arranges that multiple particle enters the first web, forms the second web on the first web, and fine by first Dimension net and the second web are bonded together to form ventilative substrate, wherein multiple particle is disposed in ventilative substrate.
Detailed description of the invention
The embodiment of the present invention is only described by way of example with reference to the drawings, in the accompanying drawings:
Fig. 1 a is the schematic illustration of the first embodiment for the process for depending on catalyst particle to fan body portion；
Fig. 1 b is the schematic illustration of the second embodiment for the process for depending on catalyst particle to fan body portion；
Fig. 2 a is the schematic illustration for manufacturing the first embodiment of process of catalytic oxidation filter；
Fig. 2 b is the schematic illustration for manufacturing the second embodiment of process of catalytic oxidation filter；
Fig. 2 c is the schematic illustration for manufacturing the 3rd embodiment of process of catalytic oxidation filter；
Fig. 3 a is the front view of the embodiment of fan component；
Fig. 3 b shows the right side view of the fan component in Fig. 3 a；
Fig. 4 is the right side viewgraph of cross-section of the line A-A interception in Fig. 3 a；
Fig. 5 is the enlarged view of a part of the cross section in Fig. 4；
Fig. 6 is the perspective view of the main part section of the fan component in Fig. 3 a and 3b；
Fig. 7 a is the perspective view of the self-filtering device assembly of the fan component in Fig. 3 a and 3b；
Fig. 7 b is the rearview of the self-filtering device assembly in Fig. 7 a；
Fig. 7 c is the top view of the self-filtering device assembly in Fig. 7 a；
Fig. 7 d is the exploded view of the self-filtering device assembly in Fig. 7 a；
Fig. 8 is the back perspective view of the external filter component of the fan component in Fig. 3 a and 3b；
Fig. 9 is the back perspective view of the punch cover of the fan component in Fig. 3 a and 3b.
Specific embodiment
Air purification fan component will now be described, can be removed and eliminate volatile organic compounds (VOC), especially Single carbon VOC such as formaldehyde, formic acid, methanol etc..Term " fan component " used herein, which refers to, to be configured as generating and pass Air stream is passed for thermal comfort and/or the fan group of environment or climate controlling HVAC (heating, ventilation, air conditioning) system purpose Part.Such fan component can generate dehumidified air stream, humidifying air stream, and purified air stream filters air stream, cooling empty It is one or more in air-flow and heating air stream.
Fan component includes body portion or support, is accommodated in fan body portion and the motor for being arranged to generate air stream drives Movable vane wheel, and the nozzle for being installed in fan body portion and being supported by fan body portion, the nozzle are arranged to from fan body portion It receives air stream and emits the air stream from fan component.Fan body portion is provided having at least one air inlet, and air passes through Air inlet enters body portion (namely air impeller is driven by motor be pumped into fan body portion across the air inlet).Micro particle filtering Device medium is then installed in fan body portion on air inlet, and organic for oxygenolysis volatility at ambient temperature The catalyst of compound is supported on the downstream of particulate filter media on fan component (namely relative to being generated by impeller The downstream of air stream).The catalyst can be directly supported on fan component, or can be supported on and be installed in fan body portion On in the ventilative substrate on air inlet.
It can be used for oxidation of the VOC at environment temperature for heterogeneous catalyst appropriate in spite of multiple material, there are two main The material for wanting type is particularly effective heterogeneous catalyst:
1) carrying transition metal
The transition metal being dispersed in substrate or catalyst carrier is usually taken in appropriate loading transition metallic catalyst The form (< 100nm) of nano particle, wherein substrate (can generally include metal oxide, semimetal for the form of particle or frame Oxide or carbon).As an example, transition metal appropriate includes ruthenium (Ru), rhodium (Rh), palladium (Pd), silver (Ag), osmium (Os), iridium (Ir), platinum (Pt), golden (Au), rhenium (Re), molybdenum (Mo), vanadium (V), iron (Fe) and manganese (Mn), while metal oxide appropriate carries Body material may include from cerium (Ce), zirconium (Zr), titanium (Ti), silicon (Si), tin (Sn), aluminium (Al), vanadium (V), iron (Fe), manganese (Mn) and The metal selected in lanthanum (La).
2) non-noble metal oxide.
The form of metal oxide particle is usually taken in non-noble metal oxide catalyst appropriate.As an example, appropriate Non-noble metal oxide may include titanium, cerium, the base metal selected in zirconium, vanadium and iron from manganese, copper, cobalt, chromium.
For both major type of catalysis materials, carrying transition metal is shown as being gone by catalysis oxidation decomposition Except the particularly effective catalyst of VOC.For example, suitable loading transition metallic catalyst includes: that gold loads on the titanium dioxide (Au/TiO2), gold is supported on ceria (Au/CeO2), platinum loads (Pt/TiO on the titanium dioxide2), platinum is supported on tin (Pt/Sn), platinum and palladium are loaded on tin oxide (Pt/Pd/SnO), and platinum loads (Pt/Al on alumina2O3).Wherein, platinum is negative Carry (Pt/Al on alumina2O3), gold be supported on ceria (Au/CeO2) and platinum load (Pt/ on the titanium dioxide TiO2) it has been proved to be the effective catalyst of VOC oxidation decomposition in the embodiments described herein.
If catalyst is directly supported on fan component, catalyst attached to one of fan body portion or On multiple surfaces (it is on the path that air flows through along the body portion of fan component).Preferably, which is depended on To the surface in fan body portion, which provides air inlet or neighbouring air inlet.For example, air inlet can be by the perforation in fan body portion Segment/portion provides, and the catalyst will then be attached to this perforation segment/portion in fan body portion.Typically, it is catalyzed Agent is provided as the form of particle, and multiple catalyst granules will then be attached to fan body portion.
As an example, the catalyst granules can attach to fan body portion by using adhesive.As shown in Figure 1a, this is viscous Mixture installation process, which will be usually directed to, applies adhesive to the surface in fan body portion, then arranges on multiple particles to adhesive (A1), to form layer of catalyst particles, the surface (A2) in fan body portion is adhered to.
As alternate embodiment, catalyst granules will attach to fan body portion by melting adherency.Art used herein Language " fusing adherency " refers to process, and two of them object is brought together while at least one of the object is at least partly melted Change, then allows object cooling and solidification is so that they are adhered to each other.As shown in Figure 1 b, such fusing adhesion process will It is usually directed to the surface (namely by heating the surface) at least partly melting fan body portion, then arranges catalyst granules On the surface at least partly melted (B1), it is finally allowed to cool down and solidify so that catalyst granules is adhered to the table Face/be partially embedded into the surface (B2).
If catalyst is supported in ventilative substrate, ventilative substrate may be mounted to that be covered on the inner surface in fan body portion Cover/extend across air inlet.The particulate filter media will be then installed on air inlet in the relatively outer of fan body portion On surface.In other words, which will be externally mounted on air inlet, while support the catalyst Ventilative substrate is installed on the opposite inside of air inlet so that air inlet is arranged between them, wherein particulate filter Medium is in the catalyst being supported in ventilative substrate and the upstream of both air inlets.Alternatively, the ventilative substrate of catalyst is supported It may be mounted to that on air inlet on the outer surface in fan body portion.Particulate filter media will then be installed in ventilative substrate On, so that particulate filter media is supported on the upstream of catalyst and both air inlets in ventilative substrate.
Typically, which is provided as the form of particle, and multiple catalyst granules will then be installed in ventilative base On bottom or it is embedded into ventilative substrate.For example, multiple catalyst granules may be mounted to that on the surface of ventilative substrate.Alternatively, Multiple catalyst granules can be laminated between the first layer of ventilative substrate and the second layer of ventilative substrate.As another substitution Mode, multiple catalyst granules, which can be distributed to, entirely breathes freely substrate everywhere.
As an example, ventilative substrate may include non-textile fabric material, such as meltblown or spunbond non-thermoplastic thermoplastic poly It closes object (for example polypropylene (PP), polyethylene (PE), polyester (PET) etc.).Catalyst granules is so that use adhesive It is mounted on the surface of ventilative substrate.As shown in Figure 2 a, this adhesive installation process will be usually directed to application adhesive To the surface of ventilative substrate, then arranging on multiple particles to adhesive (C1), (it is adhered to form layer of catalyst particles (C2) Onto the surface of substrate).
Alternatively, catalyst granules can be embedded into ventilative substrate by lamination.As shown in Figure 2 B, such to be laminated Cheng Tongchang will be related to arranging on multiple particles to the first layer of ventilative base material, arrange the second layer of ventilative base material in cloth It sets on multiple particle on the first layer (D1), and the first layer of ventilative base material and the second layer are then incorporated in one It rises so that multiple particle is maintained between the first layer and the second layer of ventilative substrate (D2).For example, the first layer and second This combination of layer can be by using heat sealing machine, curing oven thermal, or by heating roller calendering formation, ultrasonic wave is combined, Chemical bonding etc. and realize.
As another alternative, catalyst granules can be embedded in ventilative substrate by merging during airlaid, Middle airlaid is a process (web of random alignment is wherein formed using air stream).As illustrated in fig. 2 c, in air Merging process during laying will be usually directed to form the first web, arrange that multiple particles enter the first web (E1), The second web is formed on first web, and the first web and the second web are combined together to form ventilative base Bottom, plurality of particle are disposed in ventilative substrate (E2).Again, this of first web and the second web In conjunction with can by using heat bonding, curing oven thermal, or by heating roller calendering formation, ultrasonic wave combine, chemical bonding Etc. and realize.
As in another example, ventilative substrate may include foamed material, such as polymer foams (for example poly- ammonia Ester foam).Catalyst granules is then distributed to the entire foam.Particularly, catalyst granules can be dispersed in aperture solid bubble In the hole of foam material.
Fig. 3 a and 3b are the external views of the specific embodiment of self-supporting air purification fan component 1000, and Fig. 4 is shown The viewgraph of cross-section of line A-A in Fig. 3 a and 3b.Fig. 5 then shows air purification fan group shown in Fig. 3 a and 3b The enlarged cross-sectional view in the body portion 1100 of part 1000.
As shown in Figures 4 and 5, body portion 1100 includes general cylindrical main part section 1110, is mounted to substantially round On cylindricality lower body section 1120.Main part section 1110 has than the smaller outer dia of lower body section 1120.Main part Section 1110 have lower annular flange 1111, lower end of the flange far from main part section 1110 radially/vertically Extend.The outer edge of lower annular flange 1111 and the outer surface of lower body section 1120 are substantially flush.Removable filter group Part 1300 is then installed on main part section 1110, is rested in the lower annular flange 1111 of main part section 1110.? In this embodiment, main part section 1110 further includes upper annular flange 1112, phase of the flange far from main part section 1110 Pair upper end radially/extend vertically.The external margin of the upper annular flange 1112 then base with nozzle 1200 The outer surface (its upper end for being connected to main part section 1110) of seat/neck 1250 is substantially flush.
As shown in Figures 4 and 5, main part section 1110 includes bore cylindrical shell 119, which accommodates fan component 1000 each component.The perforated shell 1119 includes the hole of two independent arrays, serves as the body portion into fan component 1000 1100 air inlet 1130a, 1130b.First air inlet 1130a of fan component 1000 is by being arranged in circular cylinder shape shell The first array hole on 1119 the first half portion/part provides (its whole length/height for extending across main part section 1110 Degree), the second air inlet 1130b of fan component 1000 is by being arranged on the second half portion/part of circular cylinder shape shell 1119 On second array hole provide (its whole length/height for extending across main part section 1110).Alternatively, air inlet Each of 1130a, 1130b may include the one or more grids being installed in the window being formed in main part section 1110 Or mesh.
Lower body section 1120 includes another shell, and accommodate fan component 1000 is not received in main part section Component those of in 1110.Lower body section 1120 is installed on pedestal 1140, which is used for engagement surface (fan component 1000 are located on the surface).Particularly, when being located on surface, and when nozzle 1200 is relative to 1140 highest of pedestal, pedestal 1140 Support fan component 1000.In this embodiment, lower body section 1120 accommodates disk transmission gear (pan drive gear) (not Show), it is engaged by disk pinion gear (not shown).Disk pinion gear is driven by oscillating motor 1160, which is accommodated in In the bottom of portion's section 1110.Disk pinion gear by the rotation of oscillating motor 1160 so that main part section 1110 relative to Lower body section 1120 rotates.Electric power cable (not shown) for supplying power to fan component 1000 extend through by It is formed in the hole 1121 in lower body section 1120.The outer end of cable is then attached to plug, for being connected to main electricity Source.
Main part section 1110 accommodates impeller 1150, which passes through air inlet 1130a for aspirating main air flow, 1130b and entrance body portion 1100.Preferably, impeller 1150 is the form of mixed flow impeller.The impeller 1150 is connected to rotary shaft 1151, which extends outwardly from motor 1152.In embodiment shown in figures 4 and 5, motor 1152 is brush DC electricity Machine has the speed that control input variation set by the user can be responded by main control circuit 1170.1152 quilt of motor It is contained in motor bucket 1153, this barrel includes the upper part 1153a for being connected to low portion 1153b.The top portion of motor bucket Dividing 1153a further includes diffuser 1153c, which is the form with the annular disk of crooked fin.
Motor bucket 1153 is located in impeller housing 1154 and is installed on impeller housing 1154, which is mounted In main part section 1110.Impeller housing 1154 is including substantially frustoconical impeller wall portion 1154a and is located at impeller wall portion Impeller chimney 1154b in 1154a.Impeller 1150, impeller wall portion 1154a and impeller chimney 1154b are formed so that impeller 1150 leans on Closely but not contact the inner surface of impeller chimney 1154b.Generally annular air inlet component 1155 is then attached to impeller housing 1154 Bottom is for guiding main air flow to enter impeller housing 1154.
In figures 4 and 5 in illustrated embodiment, (main air flow passes through the opening from body portion to air vent/opening 1115 1100 discharges) it is limited by the upper part and impeller wall portion 1154a of motor bucket 1153a.Flexible seal member 1156 is then attached It connects between impeller housing 1154 and main part section 1120.Flexible seal member 1156 prevents air from surrounding impeller housing 1154 Outer surface advance to inlet member 1155.The containment member 1156 preferably includes annular lip sealing element, preferably by rubber shape At.
Nozzle 1200 is installed in the upper end of main part section 1110, in 1115 (main air flow of air ventilation holes Body portion 1100 is exited across the air ventilation holes) on.Nozzle 1200 includes neck/base portion 1250, which is connected to The upper end of main part section 1110, and there is the lower end opened, which provides air inlet 1240, is used for Main air flow is received from body portion 1100.The outer surface of the base portion 1250 of the nozzle 1200 then top loop with main part section 1110 The external margin of shape flange 1112 is substantially flush.Thus base portion 1250 includes shell, cover/surround the quilt of fan component 1000 Any part on the upper surface 1112 of main part section 1110 is set.
In embodiment shown in figures 4 and 5, main control circuit 1170 is installed in the upper table of upper annular flange 1112 On face (its upper end far from main part section 1110 radially extends).Main control circuit 1170 is thereby received in nozzle In 1200 pedestal 1250.In addition, electronic console 1180 is also installed in the upper annular flange of main part section 1110 It on 1112, and is thereby received in the base portion 1250 of nozzle 1200, wherein display 1180 can be by being arranged in base portion 1250 In opening or at least partly transparent window see.Selectively, one or more additional electric components may be mounted to that On the upper surface of upper annular flange 1112, and it is thereby received in the base portion 1250 of nozzle 1200.For example, these are additional Electric component can be one or more wireless communication modules, such as Wi-Fi, Bluetooth technology etc. and one or more sensors, than Such as infrared sensor, dust sensor etc. and any association electronic equipment.Particularly, these additional electric components One or more chemical sensors are preferably included for detecting VOC (such as full VOC sensor) and/or for detecting specific VOC The one or more sensors of (such as formaldehyde).Any additional electric component then will also be connected to main control circuit 1170。
Nozzle 1200 includes inner passage 1230, is used to deliver air to nozzle from the air inlet 1240 of nozzle 1200 1200 at least one gas outlet 1210.Thus nozzle 1200 includes one or more shroud segments 1260, shroud segment limit Determine inner passage 1230.These casing sections 1260 further define or are provided having at least one slot 1220, form nozzle 1200 gas outlet 1210.Fan component 1000 and going out from fan component 1000 are drawn through by motor driven impeller 1150 The air stream that port 1210 emits is hereinafter referred to as main air flow.Nozzle 1200 further defines center/inner opening/hole 1500.Ring is consequently formed in nozzle 1200, extends around and around hole 1500.(it is from gas outlet for any part of main air flow 1210 transmittings) volume blower fan component 1000 outside air so that it is attracted through hole 1500, wherein this is by volume suck Referred to herein as secondary air stream.Thus main air flow is formed in conjunction with the secondary air stream inhaled by volume and is combined or or widened sky Air-flow emits forward from the front of nozzle.Nozzle 1200 thus acts as air amplifier to supply main air flow and inhale time sky by volume Both air-flows arrive user.
In Fig. 3 a, in embodiment shown in 3b and 4, nozzle 1200 has elongated annular shape, commonly known as sport Field shape, and limit the elongated open 1500 that there is height to be greater than its width.Thus nozzle 1200 includes two relatively straight Section 1201,1202 (the corresponding elongated sides of each adjacent openings 1500) connects the upper end of straight section 1201,1202 The upper bend section 1203 in portion, and connect the lower curved segments 1204 of the lower end of straight section 1201,1202.
In the shown embodiment, both self-filtering device assembly 1600 and external filter component 1300 are located at main part area The upstream of the air inlet 1130a, each of 1130b of section 1110, so as to be aspirated into main part section by impeller 1150 1110 air is before entering main part section 1110 by two filtering component filters.Particularly, air inlet 1130a, Each of 1130b is covered by corresponding self-filtering device assembly 1600, wherein each self-filtering device assembly 1600 is then by phase The external filter component 1300 answered covers, so that external filter component 1300 is in corresponding self-filtering device assembly 1600 Upstream (upstream namely relative to the air stream generated by impeller).
Therefore, Fig. 6 shows the perspective view of the main part section 1110 of fan component 1000, wherein outwardly and inwardly filtering Device assembly is removed from the nearside of main part section 1110 and wherein outwardly and inwardly filter assemblies 1300a, 1600a are installed in The opposing distal of main part section 1110, wherein punch cover 1400a is attached to the outer surface of external filter component 1300a.
The external filter component 1300 includes filter frame 1310, the filter frame support particulates filter media Both 1322 and charcoal filter medium 1321, wherein external filter component 1300 is arranged to convenient external filter group Part 1300 is installed in when on fan component 1000 charcoal filter medium 1321 in the downstream of particulate filter media 1322. Self-filtering device assembly 1600 then includes individual filter frame 1610, and support carries the ventilative of multiple catalyst granules Substrate 1610.Particularly, multiple catalyst granules is installed in ventilative substrate 1610 or is embedded into ventilative substrate 1610.
Two independent self-filtering device assembly 1600a, 1600b are each configured as being located at two air inlet 1130a, One of 1130b upper and cover one in two air inlets 1130a, 1130b, air inlet 1130a, and 1130b is arranged on In the opposite half portion of main part section 1110.Thus each self-filtering device assembly 1600 substantially has semicylinder/tubular shape Thus shape can concentrically be located on main part section 1110.In other words, each self-filtering device assembly 1600 has Local tubular shape is configured as periphery/outer surface a part of covering general cylindrical main part section 1110.
Fig. 7 a-7d shows the implementation for being suitable for the self-filtering device assembly 1600 being used together with the fan component in Fig. 3-6 Example.In this embodiment, each self-filtering device assembly 1600 includes filter frame 1610, and support carries multiple catalyst The ventilative substrate 1620 of particle (not shown).The ventilative substrate is arranged to cover the surface limited by filter frame 1610 Region.Each internal ramp frame 1610 substantially has semi-cylindrical shape, has and is parallel to the vertical of filter frame 1610 To two crooked ends of two straight sides and the longitudinal axis perpendicular to filter frame 1610 of axis.Filter frame The straight side of two of 1610 is then each provided having a pair of of arm/lug 1630, is arranged to and is arranged on master Corresponding recess or hole engagement on body portion 1110, to keep self-filtering device assembly 1600 on air inlet.It should Filter frame 1610 is preferably formed by elastic plastic material, such as thermoplastic polymer (for example polycarbonate (PC)), Acronitrile-butadiene-styrene (ABS).Self-filtering device assembly 1600 can then be existed by placing self-filtering device assembly 1600 It pushes on air inlet 1130 and towards main part section 1110 and is mounted to main part section 1110.Flexible filter frame 1610 be bent outwardly then will allow lug 1630 to engage the recess/through-hole being arranged on main part section 1110.
Two individual external filter component 1300a, 1300b are each configured as internally positioned filter assemblies On one in 1600a, 1600b and one in self-filtering device assembly 1600a, 1600b is covered, and then covers and is set Set air inlet 1130a, 1130b in the opposite half portion of main part section 1110.Each external filter component 1300 is thus Substantially there is semi-cylindrical/tubular form, can thus concentrically be located in internal filter assemblies 1600a, 1600b and master On body portion 1110.In other words, each external filter component 1300 has local tubular shape, is configured as covering Periphery/outer surface a part of lid general cylindrical main part section 1110.
Fig. 8 is shown suitable for the implementation for the external filter component 1300 being used together with the fan component Fig. 3-6 The perspective view of example.In this embodiment, each external filter component 1300 includes filter frame 1310, supports activated carbon Both filter media 1321 and particulate filter media 1322.For example, particulate filter media may include the polytetrafluoro of fold Ethylene (PTFE) or glass microfiber non-textile fabric, while charcoal filter medium may include the carbon cloth of fold or be kept Active carbon particle between breathable material layer.
When external filter component 1300 is arranged to convenient external filter component 1300 and is installed on fan component Charcoal filter medium is in the downstream of particulate filter media.In this regard, particulate filter media 1322 has interior Surface, when external filter component 1300 is installed on main part section 1110, the inner surface is towards towards main part section 1110, and charcoal filter medium 1321 is installed to be the inner surface of adjacent microparticle filter media 1322.
Embodiment as shown in fig. 8, each external filter frame 1310 substantially have semi-cylindrical shape, have flat Two straight sides of the row in the longitudinal axis of filter frame 1310 and the longitudinal axis perpendicular to filter frame 1310 Two crooked ends.Both charcoal filter medium 1321 and particulate filter media 1322 are arranged to covering by mistake The surface region that filter frame 1310 limits.
Filter frame 1310 is provided having first end flange 1311 and the second end flange 1312, the first end First crooked end of the flange 1311 far from filter frame 1310 radially/extend vertically, the second end flange 1312 Far from filter frame 1310 the second opposite crooked end radially/extend vertically.Each filter frame is then gone back The first side flanges 1313 and the second side flanges 1314 are provided having, first side flanges 1313 are far from filter frame 1310 the first side extends vertically, from the first end of first end flange 1311 to the first of the second end flange 1312 End, second side flanges 1314 are extended vertically far from the second side of filter frame 1310, from first end flange The second end of 1311 the second end to the second end flange 1312.First end flange 1311, the second end flange 1312, First side flanges 1313 and the second side flanges 1314 be formed together each other, to form spine or edge, surrounded The entire periphery of filter frame 1310 extends.Flange 1311-1314 provides surface, and filter media can be sealed, and (citing comes Say using adhesive on the downstream side portion of filter assemblies 1310) to the surface, and surface is additionally provided, which allowed Filter frame 1310 is formed (for example to be used in main part section 1110 with the sealing of the main part 1110 of fan component 1000 On corresponding flange) to prevent air that fan body portion is bled into or leaked out in the case where being not passed through filter media 1100。
Each filter assemblies 1300 further include flexible seals 1330, are provided about filter frame 1310 Entire internal edge is used to engage with main part section 1110 to prevent air from passing through around the edge of filter assemblies 1300 and arrive The air inlet 1110 of main part section 1120, as shown in Figure 8.Flexible strainer sealing element 1330 preferably includes lower part and top It is bent sealing element section, substantially takes the form of arc polishing piece or lip seal, wherein lower seal section is every A end is connected to top seal two straight sections (by way of each of which substantially takes polishing piece or lip seal) The respective end of part section.Thus upper and lower part bending sealing element section is arranged to the bending of contact main part section 1110 Upper and lower part end, while straight sealing element section is arranged to the opposite longitudinal flange 1113 of two diameters of contact, One or the other in 1114 (it is extended vertically far from main part section 1110).Preferably, 1310 quilt of filter frame Setting has recess (not shown), which extends around the entire internal edge of filter frame 1310, and it is arranged to It receives and supporting sealing member 1330.In the shown embodiment, this recess extends across the first side flanges 1313 and second side The inner surface of both portion's flanges 1314, and across the inward flange of the first end of filter frame 1310 and both the second ends. Filter media 1321,1322 is then supported in the outer convex surface of filter frame 1310, extends across first and second Region between 1311,1312 and the first and second side flange 1313,1314 of flange.
As shown in Figure 6, punch cover or guard shield 1400 are then concentrically releasably attached to filter frame 1310 so as to the covering external filter component 1300 when being located on main part section 1110.Fig. 9 shows such punch cover 1400 perspective view, generally semi-cylindrical shape.Thus punch cover 1400 has there are two crooked end 1401,1402 and two A straight edge 1403,1404, for the crooked end perpendicular to the longitudinal axis of punch cover 1400, which is parallel to perforation The longitudinal axis of cover 1400.The punch cover 1400 includes each hole array, provides the air inlet 1405 across cover 1400.It replaces Dai Di, the air inlet 1405 for covering 1400 may include one or more grids or mesh, be installed in the window of cover 1400.Into The alternating pattern of port array is conceived to be also clearly within the scope of the invention.When being installed on filter frame, Covering 1400 protective filter medium 1321-1322 keeps its not damaged, such as during transportation, and additionally provides outside appearance looks elegant Surface covers external filter component 1300, is consistent with the overall appearance of fan component 1000.Hole array (limits cover 1400 air inlet 1405) size is set to prevent larger particle from passing through to filter assemblies 1300 and blocking, or with its other party Formula damages filter media 1321-1324.
In order to releasedly be attached each punch cover 1400 to corresponding external filter frame 1310, which is set Set with first end flange 1411 and the second end flange 1412, the first end flange 1411 far from punch cover 1400 One curved end 1401 radially/extend vertically, opposite of the second end flange 1412 far from punch cover 1400 Two crooked ends 1402 radially/extend vertically.The first end flange 1411 and the second end flange of punch cover 1400 1412 are disposed in the end flange 1311,1312 of filter frame 1310 sliding so that punch cover 1400 is supported on outside On filter frame 1310.The first end flange 1411 and the second end flange 1412 of punch cover 1400 are then each formed With through-hole 1420a, 1420b (its be arranged to by external filter frame 1310 is set end flange on it is corresponding Cover holding member 1340a, 1340b are releasably engaged).
As shown in Figure 8, the first cover holding member 1340a be arranged on external filter frame 1310 first end it is convex On edge 1311, and the second cover holding member 1340b is arranged on the opposite the second end flange of external filter frame 1310 On 1312.First cover holding member 1340a and the second cover holding member 1340b each includes elastic card fastener or hook, by cloth It is set to respective through hole 1420a, 1420b that engagement is arranged on cover 1400.Each end that filter frame 1310 is arranged in is convex Elastic card fastener or hook on edge 1311,1312 include elastic arm/lug 1341, divide filter frame equally along being parallel to The direction of 1310 plane extends.Elastic arm/lug distal end is then provided having inclined protrusions 1342, far from convex The outside of edge 1311,1312/outer surface protrusion/extension, and tilted down towards the distal end of elastic arm/lug 1341.
When cover 1400 slides on filter frame 1310, the end flange of the contact of inclined protrusions 1342 cover 1400 1311,1312 to force elastic arm/lug 1341 to be bent downwardly/warpage.When cover 1400 is enough on filter frame When remote, inclined protrusions 1342 then enter the through-hole 1420a being arranged in the end flange 1411 and 1412 of cover 1400, 1420b is so that elastic arm/lug 1341 then freely returns to its original straight configuration, and wherein inclined protrusions 1342 are prolonged Extend through through-hole 1420a, 1420b.When user wishes separately to cover 1400 from filter frame 1310, they apply downward force to In each inclined protrusions 1342 and sliding closure 1400 is started simultaneously at far from filter frame 1310.The downward force makes elastic arm Portion/lug 1341 is bent downwardly/and warpage and abjection and the engagement of through-hole 1420a, 1420b be so that cover 1400 then freely slips away Filter frame 1310.
In order to help on mounting cup 1400 to filter frame 1310, the first end flange 1311 of filter frame 1310 Being formed with 1312 the two of the second end flange has into alignment flank 1351,1352, each of which is arranged to and is arranged on Respective rail or channel or slot 1431,1432 on cover 1400 cooperate to guide cover 1400 to external filter frame 1310 On, so that each cover holding member 1340 engages corresponding cover and keeps through-hole 1420a, 1420b.Each alignment flank 1351,1352 It is straight and (being namely parallel to cover will slide onto and slip away filter frame along the direction of dividing filter frame equally is parallel to 1310 direction) and extend therefore perpendicular to the longitudinal axis of filter frame 1310.
In the shown embodiment, both the first end flange 1311 of filter frame 1310 and the second end flange 1312 Being formed has first pair of alignment flank, and outside/outer surface far from flange 1311,1312 protrude/extends and extends along, Wherein this is to first the first side for being disposed adjacent to flange in alignment flank 1351 and this is in alignment flank 1351 Second is disposed adjacent to the second side of flange.Cover 1400, which is then formed, has a pair of corresponding slot or channel 1431, wherein This corresponds to one in first pair of alignment flank 1351 to each of slot or channel.These slots or channel 1431 are from inner end 1431a is tapered outward to mouth 1431b, first pair of alignment flank 1351 may pass through the mouth enter (namely slide into) slot/ Channel 1431.Thus mouth 1431b is greater than the inner end 1431a in channel 1431, so that it is easier to be aligned each rib The mouth 1431b in portion 1351 and respective channel/slot 1431, the possibly tapered in bracket groove/channel 1431 then guide 1351 court of flank The internally position that end 1431a and cover 1400 are aligned, so as to through-hole 1420a, 1420b will be by being arranged in corresponding filter Cover holding member 1340 on the flange 1311,1312 of frame 1310 engages.
Both first end flange 1311 of filter frame 1310 and the second end flange 1312 are also formed with the Two pairs of alignment flanks 1352, outside/outer surface far from flange 1311,1312 protrude/extend and extend along, and wherein should Each of second pair of alignment flank 1352 is arranged on the opposite side of the cover holding member 1340 on flange 1311,1312.Cover 1400 are then formed the shroud flange 1411 extended into other slots or channel 1432 around through-hole 1420, 1412 inner surface.Other slots or channel 1432 are also tapered outward from inner end 1432a to mouth 1432b, and second pair Two of alignment flank 1352 may pass through the mouth and enter and (namely slide into) slot/channel 1432.Thus mouth 1432b is greater than logical The inner end 1432a in road 1432, so that it is easier to be aligned second pair of alignment flank 1352 and other channel/slots 1432 mouth 1432b, wherein the possibly tapered in other slot/channels 1432 then guides second pair of alignment flank 1352 towards interior The position that portion end 1432a and cover 1400 are aligned, so as to through-hole 1420a, 1420b will be by being arranged in corresponding filter frame Cover holding member 1340 on 1310 flange 1311,1312 engages.
As shown in Figure 8, each filter frame 1310 is provided having two engagement members 1371a, 1371b.First Engagement member 1371a is arranged in the first edge 1313 of filter frame 1310, and the second engagement member 1371b is set In the opposite second edge 1314 of filter frame 1310, first engagement member 1371a is configured as being kept by first Component 1500a engagement, the second engagement member 1371b are configured as keeping component 1500b engagement by second.Particularly, filter The first edge 1313 of frame 1310 is arranged on first of the straight side of filter frame 1310, and filter frame 1310 second edge 1314 is arranged on second of the straight side of filter frame 1310, wherein the two straight sides Portion is parallel to the longitudinal axis of filter frame 1310.First engagement member 1371a and the second engagement member 1371b thus away from The straight side of filter frame 1310 vertically protrudes.
In the shown embodiment, the first engagement member 1371a being arranged in the first edge 1313 of filter frame It is positioned close to the first end 1311 of filter frame 1310, is arranged in the second edge 1314 of filter frame 1310 The second engagement member be positioned close to the opposite the second end 1312 of filter frame 1310.First engagement member 1371a The distance between first end 1311 of filter frame 1310 is equal to the second engagement member 1371b and filter frame 1310 The distance between the second end 1312.First turning of the first engagement member 1371a thus neighbor filter frame 1310, Diagonal opposite second turning of two engagement member 1371b neighbor filter frames 1310.Particularly, due to filter frame 1310 Substantially there is semi-cylindrical shape, the first engagement member 1371a of filter frame 1310 is located at the of filter frame 1310 In one straight edge, close to the top curved end of filter frame 1310, while the second of filter frame 1310 engages structure Part 1371b is located in the second straight edge of filter frame 1310, close to the bottom bend end of filter frame 1310.
First engagement member 1371a and the second engagement member 1371b is each configured as being pacified when filter frame 1310 It is engaged when on fan component 1000 by the holding component 1500 of fan component 1000.In the shown embodiment, first and Two engagement member 1371a, 1371b each include a pair of of hook, and the hook side is round about.Each hook includes from filter frame 1310 protrusions 1372 extended, have the distal end 1373 being at an angle of relative to proximal end, wherein 1373 edge of distal end was parallel to The direction of the longitudinal axis of filter frame 1310 extends.Especially, each pair of hook includes single protrusion 1372, and the protrusion is from filtering Device frame 1310 extends, and has distal end 1373, which includes a pair of of angled portion, is parallel to filter frame It 1310 longitudinal axis and extends in opposite directions.In other words, the first and second engagement member 1371a, 1371b each include Protrusion generally T-shaped, the protrusion extend from the horizontal edge of filter frame 1310, and wherein this is to hook by T shape protrusion Distal end provides.Thus first and second engagement member 1371a, 1371b each have two-fold rotational symmetry.
Thus filter frame 1310 has two-fold rotational symmetry so that filter frame 1310 can quilt as a whole It is mounted on fan component 1000, which crooked end without regard to filter frame 1310 is located at top and (namely exists In any of two opposite directions).In addition, two filter frame 1310a being mounted on fan component 1000, 1310b is identical and thus interchangeable.
As shown in Figure 6, in order to keep external filter component 1300a, 1300b on main part section 1110, fan Component 1000 includes a pair of of holding component 1500a, 1500b, is cooperated to releasably hold two external filter components 1300a, 1300b are in fan body portion 1100.For doing so, each holding component 1500 is configured as working as filter frame 1310 when being installed on fan component 1000 with one or more engagement members for being arranged on external filter frame 1310 1371 engagements.Each holding component 1500 then further includes relieving mechanism 1560, is arranged to make when by user's operation Component 1500 is kept to discharge the external filter component 1300.
In the shown embodiment, fan component 1000 includes two holding component 1500a, 1500b, and each of which is mounted/ The outer surface of main part section 1110 is attached to so that they are longitudinally extended along the outer surface of main part section 1110, wherein Keep component 1500a, 1500b with it is diametrically opposite each other.In other words, this two holding components 1500a, 1500b phase each other Positioning for ground is on main part section 1110, so that passing through the longitudinal axis and second that first keeps component 1500a keeps component The plane of the longitudinal axis of 1500b divides main part section 1110 equally.The holding component 1500a, 1500b are thus by between 180 degree It separates.Thus the outer surface of main part section 1110 individually keeps component 1500a, 1500b to be divided to for two individually by two Half portion.Thus periphery that first air inlet 1130a and the second air inlet 1130b surrounds fan body portion 1100 extends, in addition to keeping Except the position of component 1500a, 1500b, it is covered each by between the first holding component 1500a and the second filter assemblies 1500b Whole region.
First holding component 1500a is configured as can at the first straight edge of neighbouring first filter frame 1310a Release ground engagement first filter frame 1310a, second keeps component 1500b to be configured as in neighbouring first filter frame First filter frame 1310a is releasably engaged at the second opposite straight edge of 1310a.In order to minimize by holding group The surface region that part occupies, the first holding component 1500a are configured as the first stroke also in neighbouring second filter frame 1310b The second filter frame 1310b is releasably engaged at straight edge, second keeps component 1500b to be configured as also neighbouring second The second filter frame 1310b is releasably engaged at the second opposite straight edge of filter frame 1310b.This two guarantors Component 1500a is held, thus 1500b cooperates through the opposite edge of two filter frames 1310a, 1310b of each engagement And both first filter frame 1310a and the second filter frame 1310b are maintained on main part section 1110.First protects Thus the relieving mechanism 1560 for holding each of the holding of component 1500a and second component 1500b is arranged to when by user's operation So that keeping component 1500 to discharge two filter frames 1310a, 1310b simultaneously accordingly.
In the shown embodiment, external filter component provides the outermost layer of particulate filter media (it is used to remove Any particle (it can possibly lead to the damage of fan component)), and it is most of micro- to also assure that the air emitted from nozzle does not have Grain.In addition, this outermost layer of particulate filter media also assures that most of particles reach charcoal filter in air stream and are situated between It is filtered before both matter and self-filtering device assembly, thus both protection activity carbon filter medium and self-filtering device assembly It is not damaged physically and/or is saturated by such particle.Moreover, (it is in internal mistake for other layers of charcoal filter medium The upstream of filter module) for filtering out chemical substance from air stream, it may not be able to be by catalyst treatment.Charcoal filter Thus this extra play of medium not only provides only the extra play of air filtration but also for guard catalyst not by chemistry Material damage, no person may pollute catalyst, and the service life that will thus be unfavorable for self-filtering device assembly.Moreover, keeping urging Agent is completely separated from particulate filter media and charcoal filter medium and provides another advantage, is do not interfering In the case where catalyst, the particulate filter and charcoal filter of finite lifetime can then be removed and be cleaned or by more It changes, catalyst should not require any cleaning or replacement.
In the shown embodiment, for the catalyst of the oxygenolysis of VOC, by self-filtering device assembly, (it is mounted to wind The outer surface in fan body portion is on air inlet) it provides.However, as described above, in alternative embodiments, this internal ramp group Part may be mounted to that on air inlet, on the inner surface in fan body portion.This be it is possible, because of self-filtering device assembly (its Carry catalyst) any cleaning or replacement should not be required so that the terminal user should not be required to close to internal ramp group Part.Thus the self-filtering device assembly can be internally arranged in fan component in manufacture or period of assembly, exist with advantage It is then protected by fan component in self-filtering device assembly and is not easy to be interfered by terminal user.
In addition, providing catalyst as independent filtering because being easy to separate catalyst from the remainder of fan component A part of device assembly increases a possibility that catalyst is recycled in the end-of-life of fan component.
In the shown embodiment, the downstream of the HEPA particulate filter sealed is arranged in so as to be inhaled into fan in catalyst The air of component cannot advance before the ventilative substrate for passing through self-filtering device assembly around particulate filter.This is in ensuring Portion's filter assemblies can keep effectively being particularly advantageous for the service life of product, because sealing HEPA micro particle filtering without this In the case where, the ventilative substrate of self-filtering device assembly can become to be loaded with particle, will lead to the stream across self-filtering device assembly Dynamic rate decline, thereby increases and it is possible to ground degradation catalyst.However, when some traditional-family's clarifiers use HEPA particulate filter media When, they do not provide the HEPA micro particle filtering of sealing.On the contrary, the purpose of most of conventional purge device is by using higher air Flow rate is flowed to realize compared with high cleaning air delivery rate (CADR), it cannot be cost-effectively using the HEPA micro particle filtering of sealing It realizes.In fact, some home purifiers use HEPA particulate filter media, there is the by-pass prot being formed in medium So that higher air flow rate can be kept.In comparison, fan component described herein is intended to no more than 100 liters It operates under maximum flow rates per second, and is preferably operated under the maximum flow rates no more than 50 liters per seconds.
In another another alternative of illustrated embodiment, catalyst can be directly supported on fan component, no Need individual filter assemblies.As described above, catalyst granules can be by directly being adhered to the surface in fan body portion by this (namely use adhesive) and realize.Although this method has the additional component and ventilative substrate for removing filter frame Advantage, effect (effect that catalyst removes VOC from air stream) will be lowered.
In addition, in the shown embodiment, external filter component provides the outermost layer and activity of particulate filter media Both middle layers of carbon filter medium.However, in alternative embodiments, charcoal filter medium can be by individual intermediate mistake Filter module provides, and will then be installed in fan body portion, cover on air inlet and by external filter component.It should Charcoal filter medium then may include the carbon cloth of fold, and activated carbon powder or particle are maintained between breathable material layer, Any one of with one or more activated carbon whole block materials.
As an example, such intermediate filtered device assembly may include filter frame, charcoal filter medium is supported. The filter frame of the intermediate filtered device assembly can then be provided having stop device or the inward projection in opposite edges Divide (corresponding recess/through-hole engagement on its main part with fan component).Being bent outwardly for filter frame will then be permitted Perhaps protrusion is detached from recess/through-hole.The external filter component will be then mounted in fan body portion in intermediate filter So that particulate filter media is in the upstream of both air inlet and charcoal filter medium on component.In being provided about Between the sealing elements at edge of filter assemblies will cooperate in the sealing element around the edge of external filter component, and will abut against Against the edge surface of the filter frame of external filter component, so that it is guaranteed that air stream is before reaching air inlet across outer Both portion's filter assemblies and intermediate filtered device assembly.
There is provided charcoal filter medium as external filter component a part reduce component quantity and simplification from The process of fan component removal particulate filter media and charcoal filter medium.However, because particulate filter media and Charcoal filter medium can have the different service life, it can be conducive to provide these as individual filter assemblies, to work as When relevant filter media needs to replace, terminal use is very simple, only need to remove and replace filter assemblies appropriate.
Being interpreted as shown each structure can be used alone, or with shown in attached drawing or described in specification other tie Structure is applied in combination, and the structure referred in identical paragraph or identical attached drawing be not required it is in combination with one another.In addition, word " device Part " can be substituted by actuator appropriate or system or equipment.In addition, being not intended to limit in any way about " comprising " or " composition " It makes anything and reader should explain corresponding description and claims accordingly.
In addition, although the present invention is described in the above-mentioned preferred embodiment referred to, it should be understood that those embodiments are only It is exemplary.Those skilled in the art will consider that disclosure is modified and substituted, and be considered falling in appended In the scope of the claims.For example, it will be understood by those skilled in the art that the invention can be equally applied to Climate control fan The other types of component, rather than just self-supporting fan component.As an example, such fan component can be self-supporting wind Component is fanned, ceiling or wall portion install any of fan component and vehicle-mounted fan component.
As another example, there is the fan component in cylindrical fan body portion although above-described embodiment is directed to, it is above-mentioned Various features have fan body portion is equally applicable in the embodiment different from cylindrical shape.For example, fan body Portion can have ovallized column shape, cubic shaped or any other prism shape.

Claims (25)

1. a kind of fan component, comprising:
Fan body portion, including air inlet；
Motor driven impeller is accommodated in fan body portion and is arranged to generate air stream；
Nozzle is mounted in fan body portion and is supported by fan body portion, and the nozzle is arranged to receive air from fan body portion It flows and emits air stream from fan component；
Particulate filter media is mounted in fan body portion, on air inlet；And
Catalyst is supported on fan component, is situated between in particulate filter for the oxygenolysis of volatile organic compounds The downstream of matter.
2. fan component according to claim 1, wherein the catalyst is directly supported on fan component.
3. fan component according to claim 2, wherein catalyst is attached to one or more surfaces of fan component, One or more of surfaces are on the path that air flows through fan component.
4. fan component according to claim 2 wherein the air inlet is provided by the perforated portion in fan body portion, and is urged Agent is attached to the perforated portion in fan body portion.
5. fan component according to claim 2, wherein catalyst is arranged to the form of particle, and multiple catalyst particles Grain is adhered to using adhesive.
6. fan component according to claim 2, wherein catalyst is arranged to the form of particle, and multiple catalyst particles Grain is partly embedded in one or more surfaces of fan component.
7. fan component according to claim 1, wherein catalyst is supported in ventilative substrate, the ventilative substrate quilt It is installed to fan component, on the path that air flows through fan component.
8. fan component according to claim 7, wherein the ventilative substrate be mounted to the inner surface in fan body portion and The particulate filter media is installed on the outer surface in fan body portion, on air inlet.
9. fan component according to claim 7, wherein the ventilative substrate be mounted to fan body portion outer surface, On air inlet, and the particulate filter media is installed in fan body portion, on ventilative substrate.
10. fan component according to claim 7, wherein catalyst is arranged to the form of particle, and multiple catalyst Particle is installed in ventilative substrate or is embedded into ventilative substrate.
11. fan component according to claim 10, wherein the multiple catalyst granules is any of following:
It is mounted on the surface of ventilative substrate；
It is laminated between the first layer of ventilative substrate and the second layer of ventilative substrate；And
Dispersion is throughout entirely ventilative substrate.
12. fan component according to claim 7, wherein the ventilative substrate includes non-textile fabric material and foam material Any one of material, and preferably include polymer foams.
13. fan component according to claim 12, wherein the ventilative substrate includes foamed material and and the multiple Catalyst granules dispersion spreads entire foam.
14. fan component according to claim 7, wherein ventilative substrate is provided by self-filtering device assembly, the inside Filter assemblies include filter frame, support the substrate.
15. fan component according to claim 1, wherein particulate filter media is provided by external filter component, institute Stating external filter component includes filter frame, supports the particulate filter media.
16. fan component according to claim 15, wherein the external filter component includes filter seal, It is arranged as being engaged with fan body portion to prevent air from advancing around the edge of external filter component.
17. fan component according to claim 16, wherein the filter seal is around the entire of filter frame Periphery extend, and preferably wherein the particulate filter media be arranged to covering be limited in the periphery of filter frame Whole region.
18. fan component according to claim 16 is got over wherein the external filter component is arranged to covering/extension The entire air inlet (region that air inlet extends) in passing through fan body portion.
19. fan component according to claim 15, wherein the external filter component is releasably attached to master Body portion.
20. fan component according to claim 1, wherein the particulate filter media includes efficiency particulate air (HEPA) particulate filter media.
21. fan component according to claim 1 further includes charcoal filter medium, is installed in fan body portion Above, in the downstream of particulate filter media and the upstream of catalyst.
22. fan component according to claim 21, wherein the charcoal filter medium is by external filter component It provides.
23. fan component according to claim 22, wherein the charcoal filter medium is by external filter component Filter frame support.
24. fan component according to claim 21 further includes intermediate filtered device assembly, is installed in fan body portion Above, it is covered on air inlet and by external filter component, wherein the intermediate filtered device assembly includes the active carbon filtration Device medium.
25. fan component according to claim 24, wherein the intermediate filter component is releasably attached to main body Any of portion and external filter component.
CN201910060201.3A 2018-01-22 2019-01-22 Fan component Pending CN110067758A (en)

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WO2019141971A1 (en) 2019-07-25
GB2570640A (en) 2019-08-07
GB201800982D0 (en) 2018-03-07

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