CN203605348U - Air purifier - Google Patents

Air purifier Download PDF

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Publication number
CN203605348U
CN203605348U CN201320764529.1U CN201320764529U CN203605348U CN 203605348 U CN203605348 U CN 203605348U CN 201320764529 U CN201320764529 U CN 201320764529U CN 203605348 U CN203605348 U CN 203605348U
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CN
China
Prior art keywords
air
air purifier
air outlet
ultraviolet
extraction fan
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Expired - Lifetime
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CN201320764529.1U
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Chinese (zh)
Inventor
潘允
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HUBEI XIANGJIANG ELECTRICAL APPLIANCE CO Ltd
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HUBEI XIANGJIANG ELECTRICAL APPLIANCE CO Ltd
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Priority to CN201320764529.1U priority Critical patent/CN203605348U/en
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  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The utility model is applied to the field of air handling equipment, and provides an air purifier. The air purifier comprises a shell, an induced draft and a filter device, the shell body is provided with an air inlet and an air outlet, the induced draft is arranged in the shell body, and the filter device is arranged between the air inlet and the induced draft. An ultraviolet sterilization LED lamp is arranged at the position, close to the air outlet, inside the shell body, the air inlet is formed beside the induced draft in the axial direction of the induced draft, the air outlet is formed above the induced draft in the radial direction of the induced draft, and the ultraviolet sterilization LED lamp is arranged between the air outlet and the induced draft. Due to the arrangement of the ultraviolet sterilization LED lamp between the induced draft and the air outlet, ultraviolet rays emitted by the ultraviolet sterilization LED lamp can be utilized for sterilizing viruses and bacteria in air, the sterilization speed and the sterilization types of the air purifier can be improved, therefore, the sterilization effect of the air purifier can be effectively improved, the purification capability of the air purifier on the air is improved, and therefore the harm of harmful microbes, such as the viruses and the bacteria in the air, to the health of the human body can be greatly reduced.

Description

Air purifier
Technical field
The utility model belongs to airhandling equipment field, relates in particular to a kind of air purifier.
Background technology
Along with improving constantly of people's living standard, people's health perception is also strengthening day by day.Society, air pollution has become one of major hidden danger being detrimental to health, and the development of air purifier can effectively reduce the harm of pollutants in air to human body.
Air purifier generally comprises housing and is located at filter, sterilizing unit, the fan in housing., housing is provided with air inlet and air outlet, and filter and sterilizing unit are all located between air inlet and air outlet.Fan can be by extraneous air in air inlet suction casing, and makes to discharge from air outlet after its flow through filter and sterilizing unit.Filter is mainly used in the impurity such as the airborne dust of filtering, sterilizing unit is mainly used in killing the microorganisms such as airborne virus, bacterium, like this, after the filtration of filter and the bactericidal action of sterilizing unit, can reach certain air purification effect.But, the sterilizing unit of existing air purifier is generally anionic sterilization device or Photocatalyst disinfection device, its sterilization speed is slow, the thalline kind that can kill is also less, like this, make the Comparison of effect on sterilization of existing air purifier poor, thereby make the air bacteria containing amount of discharging from air purifier larger, and then be unfavorable for reducing the harm of harmful microorganism to health such as virus, bacterium in air.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of air purifier is provided, and it is intended to solve the poor technical problem of existing air purifier bactericidal effect.
The utility model is achieved in that a kind of air purifier, comprise have air inlet and air outlet housing, be located at the extraction fan in described housing and be located at described air inlet and described extraction fan between filter, in described housing and near the position of described air outlet, be provided with ultraviolet-sterilization LED lamp, described air inlet is along the side of being axially located at described extraction fan of described extraction fan, described air outlet is along the top of being radially located at described extraction fan of described extraction fan, and described ultraviolet-sterilization LED lamp is located between described air outlet and described extraction fan.
Particularly, described ultraviolet-sterilization LED lamp is outwards to send the ultraviolet LED lamp of ultraviolet wavelength between 250nm~280nm.
Particularly, described ultraviolet-sterilization LED lamp comprises mount pad, pedestal and for sending ultraviolet LED illuminator, described mount pad is installed on the inwall of described housing, and described LED illuminator is fixed on described mount pad by described pedestal.
More specifically, described LED illuminator and described pedestal are equipped with multiple, and each described LED illuminator is fixed on described mount pad by a described pedestal, and the linearly arranged distribution of described multiple LED illuminators is on described mount pad.
Particularly, described housing comprises fore shell and back cover, described fore shell and described back cover fasten the inner chamber that is integrated and encloses for accommodating described filter and described extraction fan, described air inlet is located on described fore shell, described air outlet is located on described back cover, and described air outlet is communicated with described air inlet by described inner chamber.
Preferably, described back cover has inclination smooth department, and described air outlet is located on described inclination smooth department.
Particularly, described LED illuminator is skewed to be located in described inner chamber, and the center light emission direction of described LED illuminator is parallel with the inwall of described inclination smooth department.
Particularly, described air outlet is multiple small through hole that are uniformly distributed on described inclination smooth department.
Particularly, described fore shell is fixedly connected with described back cover by buckle connected mode or screw connected mode.
Particularly, described extraction fan is centrifugal fan.
The air purifier that the utility model provides, by being set between extraction fan and air outlet, ultraviolet-sterilization LED lamp kills airborne virus and bacterium with the ultraviolet ray that utilizes ultraviolet-sterilization LED lamp to send, can improve sterilization speed and the sterilization kind of air purifier, thereby can effectively improve the bactericidal effect of air purifier, improve the detergent power of air purifier to air, and then greatly reduced the harm of harmful microorganism to health such as virus, bacterium in air.Simultaneously, it is located at air inlet the side of extraction fan, air outlet is located to the top of extraction fan, can make air inlet, extraction fan and air outlet be positioned on different straight lines, can make the air channel being built into by air inlet, extraction fan, air outlet there is turning, like this, can utilize the turning in air channel to deposit airborne part pollutant on the one hand, can shorten on the other hand the air line distance in air channel, and then be beneficial to the volume that reduces air purifier and the compactedness that improves air purifier structure, meet the miniaturization development trend of product.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of the air purifier that provides of the utility model embodiment;
Fig. 2 is that schematic diagram is looked on the right side of the air purifier that provides of the utility model embodiment;
Fig. 3 is that generalized section is looked on the right side of the air purifier that provides of the utility model embodiment;
Fig. 4 is the partial enlarged view at A place in Fig. 3;
Fig. 5 is the backsight partial cutaway schematic of the air purifier that provides of the utility model embodiment.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Solid thick arrow in Fig. 3 represents the flow direction of air.
As shown in Figure 1 to 4, the air purifier that the utility model embodiment provides, comprise have air inlet 111 and air outlet 121 housing 1, be located at the extraction fan 2 in housing 1 and be located at air inlet 111 and extraction fan 2 between filter 3; In housing 1 and near the position of air outlet 121, be provided with ultraviolet-sterilization LED lamp 4, air inlet 111 is along the side of being axially located at extraction fan 2 of extraction fan 2, air outlet 121 is along the top of being radially located at extraction fan 2 of extraction fan 2, and ultraviolet-sterilization LED lamp 4 is located between air outlet 121 and extraction fan 2.Extraction fan 2 is mainly used in accelerating the convection velocity of air purifier inner air and extraneous air, and then improves purification efficiency.When extraction fan 2 turns round, extraneous air can be forced in suction casing 1 from air inlet 111, and by the air having purified in housing 1 from air outlet 121 forces to discharge housing 1.Filter 3 can be set to for flow through its airborne dust of filtering, certainly, filter 3 also can be set to maybe can be set to for the airborne dust of while filtering, mist of oil and part pernicious gas for the airborne dust of while filtering and mist of oil, in concrete application, can be optimized design according to concrete application scenario.Filter 3 can be specifically the screen pack of being made up of active carbon or fibrous material or be made up of the device of screen pack and other adsorbable mist of oils.Ultraviolet-sterilization LED lamp 4 is mainly used in killing airborne virus and bacterium, because ultraviolet ray has stronger lethality to most virus and bacterium, therefore, it adopts ultraviolet-sterilization LED lamp 4 can improve sterilization speed and the sterilization kind of air purifier as sterilizing unit, thereby can effectively improve the bactericidal effect of air purifier, improve the detergent power of air purifier to air, and then greatly reduced the harm of harmful microorganism to health such as virus, bacterium in air.Because it is arranged on ultraviolet-sterilization LED lamp 4 near air outlet 121 places, the sterilization object that can make ultraviolet-sterilization LED lamp 4 is to install after filtration 3 to cross the air filtering, like this, owing to containing hardly graininess dust in this part air, so be beneficial to the penetrability that guarantees that ultraviolet-sterilization LED lamp 4 emits beam, and then be beneficial to raising germicidal efficiency and bactericidal effect.Simultaneously, it is located at air inlet 111 side of extraction fan 2, air outlet 121 is located to the top of extraction fan 2, can make air inlet 111, extraction fan 2 and air outlet 121 be positioned on different straight lines, can make the air channel being built into by air inlet 111, extraction fan 2, air outlet 121 there is turning, like this, can utilize the turning in air channel to deposit airborne part pollutant on the one hand, can shorten on the other hand the air line distance in air channel, and then be beneficial to the volume that reduces air purifier and the compactedness that improves air purifier structure, meet the miniaturization development trend of product.
Preferably, ultraviolet-sterilization LED lamp 4 is for outwards to send the ultraviolet LED lamp of ultraviolet wavelength between 250nm~280nm, and the light that ultraviolet-sterilization LED lamp 4 outwards sends is the ultraviolet ray of 250nm~280nm wavelength.Experimental results show that after deliberation, nearly all bacterium and viral DNA(inhereditary material) being all 250nm~280nm to wavelength, ultraviolet ray has very strong absorbability, and absorption peak is in 265nm left and right, like this, utilize the ultraviolet ray that wavelength is 250nm~280nm to carry out sterilization, can improve the thalline the killed kind of air purifier on the one hand, thereby be beneficial to the adequacy that guarantees this air purifier sterilization; Can effectively destroy on the other hand bacterium and viral DNA chain structure, thereby can make cannot breed and copy through the postradiation bacterium of ultraviolet ray of this wave band and virus, and then be beneficial to the sterilization speed and the bactericidal effect that improve air purifier.
Particularly, as shown in Figure 4 and Figure 5, ultraviolet-sterilization LED lamp 4 comprises mount pad 41, pedestal 42 and for sending ultraviolet LED illuminator 43, mount pad 41 is installed on the inwall or filter 3 of housing 1, and LED illuminator 43 is fixed on mount pad 41 by pedestal 42.The setting of mount pad 41 is mainly used in realizing the installation of ultraviolet-sterilization LED lamp 4 in housing 1, and the setting of pedestal 42 is mainly used in realizing the installation of LED illuminator 43 on mount pad 41 and fixes.
Particularly, as shown in Figure 5, LED illuminator 43 and pedestal 42 are equipped with multiple, and each LED illuminator 43 is fixed on mount pad 41 by a pedestal 42, and multiple LED illuminator 43 is linearly evenly distributed on mount pad 41.The lineal layout of multiple LED illuminators 43, the beam intensity ratio that can make ultraviolet-sterilization LED lamp 4 send is on the one hand more even, thereby be beneficial to the adequacy that guarantees sterilization, be beneficial on the other hand and reduce the gradient space that each LED illuminator 43 is installed, thereby be beneficial to the structural compactness that guarantees air purifier.In concrete application, LED illuminator 43 can be optimized design according to body size and the design cost etc. of air purifier, and preferably, the LED illuminator 43 of the utility model embodiment is provided with four.
Particularly, as depicted in figs. 1 and 2, housing 1 comprises fore shell 11 and back cover 12, fore shell 11 fastens with back cover 12 inner chamber that is integrated and encloses for accommodating filter 3 and extraction fan 2, air inlet 111 is located on fore shell 11, air outlet 121 is located on back cover 12, and air outlet 121 is communicated with air inlet 111 by inner chamber, and mount pad 41 is installed on the inwall or filter 3 of back cover 12.Air inlet 111, extraction fan 2 and air outlet 121 can be built into the mobile air channel of air in inner chamber.In concrete installation, first the internal component of air purifier (filter 3, extractor fan, ultraviolet-sterilization LED lamp 4 and other electric elements etc.) is installed on respectively on fore shell 11 and/or back cover 12, and then fore shell 11 and back cover 12 are fixedly connected as to entirety.The present embodiment, is divided into fore shell 11 and back cover 12 designing two portions processing by housing 1, can be beneficial to the installation of internal component in housing 1 inner chamber and the demolition and maintenance in the future of air purifier of air purifier.
Particularly, as shown in FIG. 1 to 3, back cover 12 has inclination smooth department 124, and the top 122 of back cover 12 is connected by 124 transition of inclination smooth department with back 123, and air outlet 121 is located on inclination smooth department 124.The present embodiment, arranges greatlyr than the height of the part for extraction fan 2 is installed for the height of part of filter 3 is installed on housing 1; Understandably, because the height of the aspect ratio filter 3 of extraction fan 2 is little, therefore will arrange greatlyr than the height of the part for extraction fan 2 is installed for the height of part of filter 3 is installed on housing 1, can effectively reduce the overall volume of housing 1, thereby meet the miniaturization development trend of air purifier.The present embodiment, housing 1 part of extraction fan 2 tops is set to smooth department 124, the surface of inclination smooth department 124 can be the plate face or smooth arc plate face or other the irregular curved surfaces that are obliquely installed, like this, can reach on the one hand the object that makes on housing 1 height of the part for filter 3 is installed be greater than the height of the part for extraction fan 2 is installed, can improve on the other hand the soft and graceful property of housing 1 outward appearance, being obliquely installed of smooth department 124 of tilting on the one hand again can guarantee that air outlet 121 has enough large area of section, not increase housing 1 width, under the prerequisite of length, guarantee the smooth and easy air-out of air purifier.
Particularly, as shown in Figure 3 and Figure 4, LED illuminator 43 is skewed to be located in inner chamber, and LED illuminator 43 center light emission direction is parallel with the inwall of inclination smooth department 124.It arranges parallelly with the inwall of inclination smooth department 124 by LED illuminator 43 center light emission direction, like this, is beneficial to and in limited space, makes the ultraviolet ray that LED illuminator 43 outwards sends can be irradiated to more the air that flows to air outlet 121 from extraction fan 2.Thereby both can guarantee the germicidal efficiency of ultraviolet-sterilization LED lamp 4, can guarantee again the compactedness of air purifier structure.
Preferably, as shown in Figure 1, air outlet 121 is multiple small through hole 1211 that are uniformly distributed on inclination smooth department 124, like this, can make on the one hand by the outside air-flow flowing out of air outlet 121 gentleer, can make on the other hand smooth department 124 to be built into a filter screen, thereby can prevent that the pollutant that volume is larger from passing air outlet 121.Air inlet 111 can be hole or the seam be located on fore shell 11, the aperture in hole of formation air inlet 111 or the seam of seam are wide to be arranged greatlyr than the aperture of the small through hole 1211 of formation air outlet 121, like this, be beneficial to pollutant larger particle in extraneous air is entered in air purifier and purified from air inlet 111.
Preferably, fore shell 11 is fixedly connected with back cover 12 by buckle connected mode or screw connected mode.Buckle connected mode and screw connected mode are the mode of removably connecting, and like this, are beneficial to the assembly and disassembly efficiency that improves fore shell 11 and back cover 12, improve the production and assembly efficiency of air purifier and maintenance efficiency in the future thereby be beneficial to.
Preferably, as shown in Figure 3, extraction fan 2 is centrifugal fan.Particularly, centrifugal fan comprises that circumferential edge is evenly distributed with the centrifugal wind wheel 21 of multiple flabellums and the motor 22 for driving centrifugal wind wheel 21 to rotate, and the motor 22 of centrifugal fan can be installed on the inwall or filter 3 of housing 1 by installing plate or mounting bracket (not shown).Centrifugal fan is from the axial suction of fan, to utilize centrifugal force that air is thrown out from circumferencial direction air, the air wind flow that it throws away is less, like this, can make ultraviolet-sterilization LED lamp 4 carry out abundant sterilization to the air that flow to air outlet 121 from extraction fan 2, thereby effectively guarantee the bactericidal effect of ultraviolet-sterilization LED lamp 4, and then greatly improved the air-filtering ability of air purifier.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace or improvement etc., within all should being included in protection domain of the present utility model.

Claims (10)

1. an air purifier, comprise have air inlet and air outlet housing, be located at the extraction fan in described housing and be located at described air inlet and described extraction fan between filter, it is characterized in that: in described housing and near the position of described air outlet, be provided with ultraviolet-sterilization LED lamp, described air inlet is along the side of being axially located at described extraction fan of described extraction fan, described air outlet is along the top of being radially located at described extraction fan of described extraction fan, and described ultraviolet-sterilization LED lamp is located between described air outlet and described extraction fan.
2. air purifier as claimed in claim 1, is characterized in that: described ultraviolet-sterilization LED lamp is outwards to send the ultraviolet LED lamp of ultraviolet wavelength between 250nm~280nm.
3. air purifier as claimed in claim 1 or 2, it is characterized in that: described ultraviolet-sterilization LED lamp comprises mount pad, pedestal and for sending ultraviolet LED illuminator, described mount pad is installed on the inwall of described housing, and described LED illuminator is fixed on described mount pad by described pedestal.
4. air purifier as claimed in claim 3, it is characterized in that: described LED illuminator and described pedestal are equipped with multiple, each described LED illuminator is fixed on described mount pad by a described pedestal, and the linearly arranged distribution of described multiple LED illuminators is on described mount pad.
5. air purifier as claimed in claim 3, it is characterized in that: described housing comprises fore shell and back cover, described fore shell and described back cover fasten the inner chamber that is integrated and encloses for accommodating described filter and described extraction fan, described air inlet is located on described fore shell, described air outlet is located on described back cover, and described air outlet is communicated with described air inlet by described inner chamber.
6. air purifier as claimed in claim 5, is characterized in that: described back cover has inclination smooth department, and described air outlet is located on described inclination smooth department.
7. air purifier as claimed in claim 6, is characterized in that: described LED illuminator is skewed to be located in described inner chamber, and the center light emission direction of described LED illuminator is parallel with the inwall of described inclination smooth department.
8. air purifier as claimed in claim 6, is characterized in that: described air outlet is multiple small through hole that are uniformly distributed on described inclination smooth department.
9. air purifier as claimed in claim 5, is characterized in that: described fore shell is fixedly connected with described back cover by buckle connected mode or screw connected mode.
10. air purifier as claimed in claim 1 or 2, is characterized in that: described extraction fan is centrifugal fan.
CN201320764529.1U 2013-11-27 2013-11-27 Air purifier Expired - Lifetime CN203605348U (en)

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CN201320764529.1U CN203605348U (en) 2013-11-27 2013-11-27 Air purifier

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106110774A (en) * 2016-08-15 2016-11-16 安徽省炜思煜智能科技有限公司 A kind of air cleaning system
CN106662349A (en) * 2014-08-13 2017-05-10 三菱电机株式会社 Air purifier
CN107726707A (en) * 2017-10-30 2018-02-23 合肥华凌股份有限公司 Purifier, refrigerator purification control method and refrigerator
CN110411199A (en) * 2019-08-23 2019-11-05 太仓瑞普精密机械有限公司 A kind of bactericidal purifying component and bactericidal purifying drying unit
CN111442428A (en) * 2020-03-31 2020-07-24 苏州绿锦一方环保科技发展有限公司 Ceiling type air purifier and air purification system
WO2023173528A1 (en) * 2022-03-18 2023-09-21 广东新宝电器股份有限公司 Air purifier

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106662349A (en) * 2014-08-13 2017-05-10 三菱电机株式会社 Air purifier
CN106662349B (en) * 2014-08-13 2019-06-18 三菱电机株式会社 Air purifier
CN106110774A (en) * 2016-08-15 2016-11-16 安徽省炜思煜智能科技有限公司 A kind of air cleaning system
CN106110774B (en) * 2016-08-15 2018-12-21 安徽省炜思煜智能科技有限公司 A kind of air cleaning system
CN107726707A (en) * 2017-10-30 2018-02-23 合肥华凌股份有限公司 Purifier, refrigerator purification control method and refrigerator
CN107726707B (en) * 2017-10-30 2023-04-07 合肥华凌股份有限公司 Purification device, refrigerator purification control method and refrigerator
CN110411199A (en) * 2019-08-23 2019-11-05 太仓瑞普精密机械有限公司 A kind of bactericidal purifying component and bactericidal purifying drying unit
CN111442428A (en) * 2020-03-31 2020-07-24 苏州绿锦一方环保科技发展有限公司 Ceiling type air purifier and air purification system
WO2023173528A1 (en) * 2022-03-18 2023-09-21 广东新宝电器股份有限公司 Air purifier

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Granted publication date: 20140521