WO2004059217A1 - Purificateur d'air - Google Patents
Purificateur d'air Download PDFInfo
- Publication number
- WO2004059217A1 WO2004059217A1 PCT/CN2002/000922 CN0200922W WO2004059217A1 WO 2004059217 A1 WO2004059217 A1 WO 2004059217A1 CN 0200922 W CN0200922 W CN 0200922W WO 2004059217 A1 WO2004059217 A1 WO 2004059217A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- air
- air duct
- photocatalyst
- forced convection
- reaction unit
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 22
- 239000011941 photocatalyst Substances 0.000 claims description 47
- 238000001914 filtration Methods 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 238000004887 air purification Methods 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 8
- 241000894006 Bacteria Species 0.000 description 7
- 238000000746 purification Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 230000001954 sterilising effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 239000004408 titanium dioxide Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000001914 calming effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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—Ultraviolet radiation
- A61L9/205—Ultraviolet radiation using a photocatalyst or photosensitiser
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/91—Bacteria; Microorganisms
Definitions
- the present invention relates to an air purification device having a photocatalyst, and more particularly to an air purification device capable of having functions of dust removal, sterilization, air filtration, and cleaning treatment.
- air purification devices have become more widespread with various types of pollution brought by modern civilization, including air conditioners, air cleaners, exhaust fans, etc., which are all air purification devices; commonly used air purification devices are used
- air conditioners, air cleaners, exhaust fans, etc. which are all air purification devices; commonly used air purification devices are used
- the crumpled paper is used as a way to isolate soot or dust to purify the air; later, activated carbon is gradually added to further filter the air.
- activated carbon can absorb air with bacteria, but once it is saturated, it must be replaced, and consumers often fail to replace it and the quality of air filtration has not actually improved effectively.
- titanium dioxide ( 02 ) as a main component
- the application method is nothing more than making complex structures such as honeycomb or using woven mesh cloth to impregnate or spray titanium dioxide photocatalyst.
- the main disadvantages are: the former is expensive due to the complex structure; the latter is due to the mesh fabric It requires manual cutting, which is laborious and the specifications are difficult to match, which is not conducive to mass production, so it is difficult to see commercial products come out.
- Chinese patent ZL00263712.X discloses a utility model patent entitled "Air Purification Device".
- the structure characteristics of the air purification device are: The body of the inlet and the gas outlet. Inside the body, an activated carbon filter material is provided adjacent to the gas inlet, and a filter screen is provided. A suction fan sucks the gas inlet and is sucked by the air of the activated carbon filter material and discharged through the gas outlet.
- the filter screen is a plastic mesh layer which is laminated one by one and made by the same injection molding method. Each mesh layer is provided with a plurality of ribs and perforations.
- a photocatalyst is provided on the ribs, and the air is decomposed and sterilized by the catalyst reaction of the photocatalyst on the ribs under the irradiation of ultraviolet rays.
- the air cleaning device of this structure uses a layer of plastic meshes stacked one by one as a filter, and The barrier ribs and perforations are arranged on the plastic mesh layer, and the photocatalyst is provided on the ribs.
- the measures can achieve the purpose of mass production and reduce costs and allow air to flow between the perforations and gaps and the titanium dioxide photocatalyst on each rib.
- Some sterilization and deodorizing effects are obtained by contact, but because the important factor for the catalyst effect is that it must be fully irradiated with ultraviolet light and the air to be treated must touch the catalyst, but the air cleaning device of the above structure has a mesh layer type. As a catalyst carrier, it causes uneven illumination, short air contact catalyst time and low chance of contact, so that the purification efficiency of the photocatalyst is not obvious.
- An object of the present invention is to provide an air-purifying device with a photocatalyst with high air purification efficiency, which can effectively improve the contact opportunity and contact time between air and catalyst, and significantly improve the catalyst effect.
- An air calming device includes a body, a first filtering device, a photocatalyst reaction unit capable of generating spiral airflow, a forced convection device and a circuit control device capable of adjusting and controlling the forced convection device, wherein the first filtering device is located below the body, The front side is open to communicate with the outside, and the rear side is connected to the forced convection device.
- the forced convection device is arranged between the first filter device and the photocatalyst reaction unit and connects the first filter device and the photocatalyst reaction unit.
- the unit includes an air duct and a photocatalyst coating provided on an inner wall of the air duct, two lamp holders and at least one ultraviolet lamp tube provided on the two lamp holders, and a wind guide seat provided with a spiral wind guide blade, wherein air
- the two ends of the catheter are sealedly connected to the left and right plates of the body, respectively.
- An air inlet is arranged along the tangential direction and communicates with the exhaust port of the forced convection device.
- the two ends of each UV lamp tube are respectively fixed on two lamp holders and axially arranged in the air duct.
- the air guide device The left side plate of the machine body is located at the air inlet position in the air duct, and at least one circle of exhaust holes is provided on the upper ring of the air guide seat, and a side wall of the air guide seat is provided with a communication with the exhaust holes. exhaust vent.
- the invention adopts a structure in which a long air duct is provided with an air inlet in a tangential direction of the air duct and a spiral guide blade is provided at the air inlet to form a photocatalyst reaction unit, the air entering the air duct through the blower is formed.
- the spiral flow in the air duct along the inner wall of the air duct greatly increases the contact time and opportunity of air and photocatalyst, and enables the light of the ultraviolet lamp to be directly and uniformly exposed to the photocatalyst, thereby greatly limiting Give play to the purification effect of photocatalyst, and effectively improve the air purification efficiency of photocatalyst.
- volatile organic compounds voc and bacteria have a larger specific gravity than air, when air rotates along the central axis in the air duct under the action of centrifugal force, it can reliably throw voc, bacteria, etc. to the inner wall, so that voc, bacteria and The photocatalyst is closer, so that the photocatalyst can fully decompose voc and bacteria into free ion groups to achieve the purpose of sterilization and deodorization and efficient clean air.
- the air outlet and the air inlet are at the same end in the air duct at the same time, when the air rotates from the air inlet along the inner wall of the air duct to the end of the air duct, due to the effect of the airflow vortex (the center of the rotating airflow is Where the pressure is the lowest, in the present invention, it corresponds to the position of the central axis of the air duct, that is, near each ultraviolet lamp tube, and the air is returned to the air inlet end along the central part of the air (that is, the ultraviolet lamp tube), and exhausted from the exhaust.
- the holes are expelled, thereby increasing the time and opportunity for the ultraviolet lamp to kill bacteria, and because the formation of the central part of the airflow further forces the incoming air to the inner wall of the air duct, increasing the chance of air and photocatalyst contact, which can further improve the photocatalyst purification Air efficiency.
- the invention has a simple and clever structure, easy implementation, strong practicability, and can be widely used as a device for dust removal, sterilization, and clean air in indoors, automobiles, or other various devices (such as air conditioners, dish dryers).
- FIG. 1 is a schematic diagram showing the composition of an exploded structure of the present invention
- FIG. 3 is a structural composition diagram of a lamp holder and an ultraviolet lamp tube according to the present invention.
- FIG. 4 is a schematic structural diagram of an air duct of the present invention.
- the present invention includes a body 1, a first filtering device 4 capable of reducing air impurities and dust and pre-filtering the air 4, a photocatalyst reaction unit capable of generating a spiral airflow, and an effective
- the external air is sucked into the first filtering device 4 and sent to the forced convection device 3 of the photocatalyst reaction unit and the circuit control device 5 for adjusting and controlling the forced convection device 3, wherein the first filtering device 4 is located below the body 1, which The front side is open to communicate with the outside, and the rear side is in communication with the air inlet of the forced convection device 3.
- the forced convection device 3 is disposed between the first filter device 4 and the photocatalyst reaction unit and communicates the first filter device 4 and the photocatalyst reaction unit.
- the air filtered by the first filtering device 4 is sent to the photocatalyst reaction unit for catalytic reaction.
- the circuit control device 5 is disposed in the body 1, and the control buttons and the display device of the circuit control device 5 are on the panel of the body 1. Therefore, the photocatalyst reaction unit and the forced convection device 3 can be adjusted and controlled by manipulating the control buttons on the body panel.
- the first filtering device 4 includes a dust filter 41 and a front shutter 42 installed on the front casing 11 of the body 1.
- the dust filter 41 is made of activated carbon or HEPA filter material or a combination thereof.
- the filter screen and the front shutter 42 are installed at the front of the dust screen 41, and the front shutter 42 is provided with an air intake grill.
- the forced convection device 3 is a blower composed of a motor 31 connected between the front and rear cases of the body and connected to the circuit control device 5 and a blade 32 provided on the shaft of the motor 31.
- the air intake of the blower is The port is in communication with the first filtering device, and the exhaust port is in communication with the air inlet of the photocatalyst reaction unit.
- the photocatalyst reaction unit includes a long air duct.
- the air duct 21 is composed of two oblong semi-circular shells that can be docked, and the left sides of the two semi-circular shells are respectively provided with gaps that can be docked to form an air inlet, and the air duct 21
- the inner wall may be a smooth surface, or may be provided as a wavy uneven surface.
- the inner wall of the air duct 21 is a concave and convex surface, and the photocatalyst coating layer 22 is sprayed or immersed on the surface.
- the uneven surface of the inner wall of the air duct effectively increases the specific surface area of the photocatalyst coating to effectively improve the purification efficiency.
- the two ends of the air duct 21 are sealedly connected to the left and right plates of the body 1, respectively.
- the lower left side is provided with an air inlet along the tangential direction and communicating with the exhaust port of the forced convection device.
- the air inlet is designed at an oblique angle, plus the air inlet is set in the tangential direction of the air duct 21, and the air entering the air duct 21 can be reliably guided along the air duct by adjusting the blowing speed of the forced convection device 3. 21
- the inner wall is flowing, which effectively increases the chance of contact between air and photocatalyst.
- three ultraviolet lamp tubes are arranged in a zigzag shape, and two ends of each ultraviolet lamp tube are respectively fixed on two lamp holders 24 and axially disposed in the air duct 21, so that the ultraviolet rays are The light can be directly irradiated onto the photocatalyst without any obstruction, so that the catalyst reaction of the photocatalyst can reach the highest state, thereby further improving the purification efficiency of the present invention.
- the device has a wind guide seat 26 having a spiral wind guide blade 25.
- the air guide seat 26 is installed on the left side of the body 1 and located at the air inlet position in the air duct 21, so that the air is spirally formed by the rotation of the wind guide blade 25.
- the flow in the air duct 21 further increases the contact time and opportunity of the air and the photocatalyst, thereby greatly improving the purification efficiency.
- at least one circle of exhaust holes 28 is provided on the upper ring of the air guide seat 26, and a side wall of the air guide seat 26 is provided with the exhaust holes. 28 communicates with the exhaust port 261.
- the present invention corresponds to the position of the central axis of the air duct 21, that is, near each UV lamp tube 23), so that the air flows along the central part of the air (the UV lamp tube).
- 23) Folded back to the air inlet end and exhausted from the exhaust hole 261, thereby increasing the time and opportunity for the ultraviolet lamp 25 to kill bacteria. Due to the formation of the central part of the airflow, the incoming air is forced to the air duct.
- the inner wall 21 increases the contact opportunity between the air and the photocatalyst, which can further improve the work efficiency of the photocatalyst to purify the air.
- one of the two lamp holders 24 is connected to the right side plate of the body 1, and the other lamp holder is connected to the wind guide seat 26. Therefore, the lamp holder, the air duct, the ultraviolet light, and the wind guide blade are combined into an integrated structure simply and conveniently.
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/541,067 US20060159598A1 (en) | 2002-12-30 | 2002-12-30 | Air cleaner |
HK05109557.1A HK1077623B (zh) | 2002-12-30 | 空氣清淨裝置 | |
AU2002357559A AU2002357559A1 (en) | 2002-12-30 | 2002-12-30 | Air cleaner |
CNB028301250A CN1301386C (zh) | 2002-12-30 | 2002-12-30 | 空气清净装置 |
PCT/CN2002/000922 WO2004059217A1 (fr) | 2002-12-30 | 2002-12-30 | Purificateur d'air |
EP02808301A EP1598603A4 (en) | 2002-12-30 | 2002-12-30 | AIR CLEANER |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2002/000922 WO2004059217A1 (fr) | 2002-12-30 | 2002-12-30 | Purificateur d'air |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004059217A1 true WO2004059217A1 (fr) | 2004-07-15 |
Family
ID=32661061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2002/000922 WO2004059217A1 (fr) | 2002-12-30 | 2002-12-30 | Purificateur d'air |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1598603A4 (zh) |
CN (1) | CN1301386C (zh) |
AU (1) | AU2002357559A1 (zh) |
WO (1) | WO2004059217A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101244375B (zh) * | 2008-03-14 | 2010-06-09 | 陕西师范大学 | 磁强化光催化风轮与空气净化方法 |
CN110772896A (zh) * | 2019-11-19 | 2020-02-11 | 广西南宁都宁通风防护设备有限公司 | 一种空气过滤吸收器 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106581709A (zh) * | 2016-12-31 | 2017-04-26 | 合肥优亿科机电科技有限公司 | 用于医疗器械灭菌设备中的大气等离子体灭菌器 |
CN106492247A (zh) * | 2016-12-31 | 2017-03-15 | 合肥优亿科机电科技有限公司 | 便捷型大气等离子体灭菌设备 |
US10871295B2 (en) * | 2017-08-30 | 2020-12-22 | Seoul Viosys Co., Ltd. | Air cleaning module |
CN107687680A (zh) * | 2017-10-10 | 2018-02-13 | 默克环保科技(湖南)有限公司 | 一种过滤分解除臭机 |
TWI744653B (zh) * | 2019-06-21 | 2021-11-01 | 財團法人工業技術研究院 | 除菌裝置及其方法 |
CN111744360A (zh) * | 2020-07-03 | 2020-10-09 | 龙岩学院 | 一种光触媒空气清净装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2114787U (zh) * | 1991-12-13 | 1992-09-02 | 中国科学院兰州化学物理研究所 | 光催化空气净化器 |
CN2164518Y (zh) * | 1993-05-28 | 1994-05-11 | 陕西省眉县夏汇电器厂 | 光催化空气净化机 |
CN2333944Y (zh) * | 1998-07-10 | 1999-08-18 | 福州大学化肥催化剂国家工程研究中心 | 臭氧光催化空气净化器 |
JPH11253545A (ja) * | 1998-03-10 | 1999-09-21 | Aiwa Co Ltd | 空気清浄装置 |
CN2396820Y (zh) * | 1999-11-11 | 2000-09-20 | 李植晋 | 具有光催化功能的空气杀菌、净化装置 |
CN2508848Y (zh) * | 2001-11-05 | 2002-09-04 | 李彦 | 大流量管式光催化反应器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3757495A (en) * | 1971-12-30 | 1973-09-11 | W Sievers | Portable air purifier |
JP2001029747A (ja) * | 1999-07-26 | 2001-02-06 | Shimadzu Corp | 光化学酸化分解方法及び光化学酸化分解反応器 |
JP2002058728A (ja) * | 2000-08-22 | 2002-02-26 | Yoshikazu Uchiumi | 脱臭装置 |
JP2002346318A (ja) * | 2001-05-25 | 2002-12-03 | Kondo Harumochi | エアフィルタ |
-
2002
- 2002-12-30 AU AU2002357559A patent/AU2002357559A1/en not_active Abandoned
- 2002-12-30 EP EP02808301A patent/EP1598603A4/en not_active Withdrawn
- 2002-12-30 WO PCT/CN2002/000922 patent/WO2004059217A1/zh not_active Application Discontinuation
- 2002-12-30 CN CNB028301250A patent/CN1301386C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2114787U (zh) * | 1991-12-13 | 1992-09-02 | 中国科学院兰州化学物理研究所 | 光催化空气净化器 |
CN2164518Y (zh) * | 1993-05-28 | 1994-05-11 | 陕西省眉县夏汇电器厂 | 光催化空气净化机 |
JPH11253545A (ja) * | 1998-03-10 | 1999-09-21 | Aiwa Co Ltd | 空気清浄装置 |
CN2333944Y (zh) * | 1998-07-10 | 1999-08-18 | 福州大学化肥催化剂国家工程研究中心 | 臭氧光催化空气净化器 |
CN2396820Y (zh) * | 1999-11-11 | 2000-09-20 | 李植晋 | 具有光催化功能的空气杀菌、净化装置 |
CN2508848Y (zh) * | 2001-11-05 | 2002-09-04 | 李彦 | 大流量管式光催化反应器 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1598603A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101244375B (zh) * | 2008-03-14 | 2010-06-09 | 陕西师范大学 | 磁强化光催化风轮与空气净化方法 |
CN110772896A (zh) * | 2019-11-19 | 2020-02-11 | 广西南宁都宁通风防护设备有限公司 | 一种空气过滤吸收器 |
Also Published As
Publication number | Publication date |
---|---|
HK1077623A1 (zh) | 2006-02-17 |
CN1301386C (zh) | 2007-02-21 |
EP1598603A1 (en) | 2005-11-23 |
CN1720417A (zh) | 2006-01-11 |
EP1598603A4 (en) | 2007-06-06 |
AU2002357559A1 (en) | 2004-07-22 |
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