CN206330220U

CN206330220U - Air purifier

Info

Publication number: CN206330220U
Application number: CN201621415926.8U
Authority: CN
Inventors: 程尧; 郑林; 程学锋
Original assignee: TIANJIN SHENGHONGYE ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Current assignee: TIANJIN SHENGHONGYE ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Priority date: 2016-12-21
Filing date: 2016-12-21
Publication date: 2017-07-14
Anticipated expiration: 2026-12-21

Abstract

The utility model relates to an air purifier, which comprises a shell and a fan arranged in the shell, wherein an active carbon filter screen, an HEPA filter screen and a primary filter screen are respectively arranged from the air inlet side of the fan from inside to outside; at least one UV (ultraviolet) lamp tube is arranged between the air inlet side of the fan and the activated carbon filter screen, and a photocatalyst filter screen is arranged on the outer side of the UV lamp tube; the UV lamp tube comprises a first lamp tube part for emitting light waves of 254nm and a second lamp tube part for emitting light waves of 185nm, and the first lamp tube part and the second lamp tube part are welded to form a lamp tube. The utility model discloses a to the decomposition of the formaldehyde in the air, air purification's function has been accomplished in the vacuum.

Description

A kind of air purifier

Technical field

The utility model belongs to air cleaning facility technical field, and in particular to a kind of sky for being used to eliminate formaldehyde in air Gas purifier.

Background technology

After household rooms finishing, because floor, furniture, coating, glue etc. contain substantial amounts of formaldehyde, national indoor formaldehyde contains Amount standard is 0.08mg/m³, but newly-decorated room content of formaldehyde is generally 0.2mg/m³-1mg/m³, severe overweight, and first Aldehyde is again the Analyses of major carcinogens in mainstream material of the cancers such as leukaemia, so must do purifying formaldehyde after room finish.

Current air purifier is usually to absorb formaldehyde using active carbon filter screen, and this method one is infiltration rate Slowly, another is that the boiling point of formaldehyde is -19.5 °, and formaldehyde is gaseous state under normal temperature, and formaldehyde is discharged from active carbon filter screen and caused again Secondary pollution, and active carbon filter screen loses suction-operated once saturation, and filter screen when saturation, user is again not Know, the active carbon filter screen after saturation is also secondary pollution, so removing formaldehyde with active carbon filter screen, not only effect is poor, Er Qiehui Produce secondary pollution.

Utility model content

The purpose of this utility model is the above-mentioned technical problem of solution and providing one kind can use and purifying formaldehyde for a long time The air purifier of efficiency high, it can be by Formaldehyde decomposition Cheng Shui and CO₂, can effectively eliminate formaldehyde, it is to avoid the secondary release of formaldehyde Secondary pollution is produced, while having sterilized and viral function.

To achieve the above object, the utility model is adopted the following technical scheme that：

A kind of air purifier, including housing and the blower fan in the housing, from the inlet side of the blower fan Active carbon filter screen, HEPA filter screens and primary efficient filter screen are respectively equipped with from inside to outside；The inlet side of the blower fan and the activity Provided with least one UV quartz burner between carbon filtration net, the outside of the UV quartz burners is provided with photocatalyst filtering net；It is described UV quartz burners include the first fluorescent tube portion for sending 254nm light waves and the second fluorescent tube for sending 185nm light waves Portion, the first fluorescent tube portion and the second fluorescent tube portion weld to form a fluorescent tube body.

It is preferred that, the length of the UV quartz burners is 145mm, diameter 15mm；Wherein, the length in the first fluorescent tube portion Spend for 120mm, the length in the second fluorescent tube portion is 25mm.

It is preferred that, the UV quartz burners are two, are be arranged in parallel.

The utility model between the inlet side of blower fan and the active carbon filter screen by being provided with least one UV ultraviolet Fluorescent tube, the outside of the UV quartz burners is provided with photocatalyst filtering net, the 254nm sent using UV quartz burners light wave Water and oxygen in air is resolved into hydroxyl radical free radical (OH) and active oxygen by irradiation light on photocatalyst filtering net using photocatalyst (H₂O₂, HO₂) etc. have the photoproduction active group of extremely strong oxide ability, can be by Formaldehyde decomposition Cheng Shui and CO by these groups₂；Profit Can be by the oxygen O in air with 185 light waves₂Become ozone O₃, and by ozone O₃, by Formaldehyde decomposition Cheng Shui and CO_2,Two kinds of light waves and There is the effect for killing virus and bacterium simultaneously, the purification to air is really realized；And photocatalyst and 254 light waves are gone back at work Negative oxygen ion can be produced, is made indoor more pure and fresh.

Brief description of the drawings

Fig. 1 is the decomposition texture schematic diagram of air purifier of the present utility model；

Fig. 2 is the schematic diagram of UV quartz burners of the present utility model.

Embodiment

Below, substantive distinguishing features of the present utility model and advantage are further described with reference to example, but this practicality is new Type is not limited to listed embodiment.

Referring to shown in Fig. 1-2, a kind of air purifier, including housing 100 and the blower fan 15 in the housing, Also include and coordinate the lid 6 installed with shell, the rear end face top of the housing is air outlet 10, the two side ends of the housing With air inlet 14, the inlet side of the blower fan 15 is provided with least one UV quartz burner 1, the UV quartz burners 1 Outside is provided with photocatalyst filtering net 2, and the outside of the photocatalyst filtering net is provided with active carbon filter screen 3, the outside of the active carbon filter screen (it is just on the outside of (High efficiency particulate air Filter) filter screen 4, the HEPA filter screens provided with HEPA Screen pack 5 is imitated, the UV quartz burners, photocatalyst filtering net, active carbon filter screen, HEPA filter screens, primary efficient filter screen are according to above-mentioned It is set in sequence in the component mounting groove 16 of the front end face of housing, and by the lid 6 with being covered after housing clamping, so as to be formed The air purifier.

It should be noted that in the utility model, the structure of the housing, the cover body structure installed with housing cooperation, wind Machine and the active carbon filter screen being installed in component mounting groove 16, HEPA filter screens and primary efficient filter screen and setting order are The standard configuration part of existing air cleaning unit, they are realized together carries out multilayer purification filtering processing to particle in air etc., The purification function of corresponding air is realized, this is no longer described in detail the utility model.

Wherein, the UV quartz burners 1 include being used to send the first fluorescent tube portion 11 of 254nm light waves and for sending Second fluorescent tube portion 12 of 185nm light waves, the first fluorescent tube portion and the second fluorescent tube portion are welded to connect into one at welding position 13 Body, forms a UV quartz burner, actually two different UV quartz burners, shown in Figure 2, UV quartz burners The inlet side of blower fan is installed on by fluorescent tube mounting seat 17, the fluorescent tube mounting seat 17 passes through tight with the bottom of component mounting groove 16 Firmware is fixed.

Of course, the connection rectifier of UV quartz burners 1 (the corresponding position that may be mounted in the tankage 16 Put), the rectifier connecting tube switch (fluorescent tube switch may be provided on housing the place for being easy to operation) is switched by fluorescent tube UV quartz burners 1 can be controlled to be powered or no power, work or do not work, these are prior art, the common skill in this area Art personnel are well known, therefore the utility model no longer illustrates to this, are also not shown in FIG. 1.

The first fluorescent tube portion is by sending 185nm light waves, by the 254nm sent light-wave irradiation photocatalyst filtering net, The water and oxygen in air are resolved into hydroxyl radical free radical (OH) and active oxygen (H using photocatalyst₂O₂, HO₂) etc. have it is extremely strong The photoproduction active group of oxide ability, these photoproduction active groups can be by Formaldehyde decomposition Cheng Shui and CO₂, while ultraviolet lamp is sent out The 254nm light waves gone out can also kill bacterium and virus.

The 185nm light waves that the second fluorescent tube portion is sent can be simultaneously by the oxygen O in air₂Become ozone O₃, and ozone O₃, also can be by Formaldehyde decomposition Cheng Shui and CO₂, while can also kill bacterium and virus.

Therefore, the photocatalyst and UV quartz burners under ultraviolet irradiation are sent 254nm and 185nm light wave, all Have Formaldehyde decomposition Cheng Shui and CO₂With the effect for killing virus and bacterium.

In addition, photocatalyst and 254nm light waves can also produce negative oxygen ion at work, make indoor more pure and fresh.

Because the utility model uses UV quartz burners, and coordinate photocatalyst filtering net, can by Formaldehyde decomposition Cheng Shui and CO₂, therefore, the formaldehyde discharged after being adsorbed even if active carbon filter screen can also be decomposed effectively, so as to prevent activity The problem of formaldehyde discharged after the absorption of carbon filtration net causes secondary pollution to air, so as to solve individually using active carbon filtration Net formaldehyde adsorption can form the technical problem of secondary pollution to air.

It is preferred that, the length of the UV quartz burners is 145mm, diameter 15mm, wherein, the length in the first fluorescent tube portion is 120mm, the length in the second fluorescent tube portion is 25mm.Certainly, this can also be set according to the size of the housing of specific clarifier Corresponding length, but howsoever set, it is necessary to assure the wavelength in the first fluorescent tube portion is 254nm, and the wavelength in the second fluorescent tube portion is 185nm。

Implement, the supply voltage of the UV quartz burners is 220 volts, and power is 10w.

Wherein, the photocatalyst filtering net can use existing aluminium base photocatalyst filtering net, pass through the honeycomb breathed freely on aluminium base Precipitate after catalysis material and formed on the filter structure of shape, the light wave that can send UV quartz burners is passed through and is irradiated to outer The active carbon filter screen of side, HEPA filter screens, primary efficient filter screen, thus the light wave sent using UV quartz burners can be realized to each layer Filter screen carries out sterilized and virus simultaneously, and sterilized and virus function is played while purify air, is realizing that purify air is same The sterilized functions with sterilization of Shi Jinhang.

It should be noted that in the utility model, the UV quartz burners may be according to the type of different size size One, or two etc. are set, and Fig. 1 show two, is disposed side by side on blower fan inlet side.Wherein, it is described in the utility model The centrifugal blower that blower fan is used by existing air cleaner.

In use, opening purification appliance mains switch, centrifugal blower is started working, and room air is entered by air inlet to be purified Device.UV quartz burner operating switches are opened, UV quartz burners are started working, be simultaneously emitted by 254nm light wave and 185nm Light wave, is irradiated on photocatalyst filtering net, and photocatalyst is reached when passing through each filter screen containing formaldehyde and various bacteriums and virus air During filter screen, the water and oxygen in air are resolved into hydroxyl radical free radical (OH) and active oxygen by photocatalyst under ultraviolet irradiation (H₂O₂, HO₂) etc. its have the photoproduction active group of extremely strong oxide ability, these groups can be by Formaldehyde decomposition Cheng Shui and CO₂, together When kill it is various virus and bacteriums, while the 254nm light waves that ultraviolet lamp is sent also kill bacterium and virus, ultraviolet lamp is sent 185nm light waves simultaneously by air oxygen become O₂Into ozone O₃, and ozone can also be by Formaldehyde decomposition Cheng Shui and CO₂, simultaneously Also bacterium and virus are killed, it is seen that 254nm and 185nm light that photocatalyst and quartz burner under ultraviolet irradiation are sent Ripple they have Formaldehyde decomposition Cheng Shui and CO₂, and kill the effect of virus and bacterium.Photocatalyst and 254nm light waves are in work In can also produce negative oxygen ion, make indoor more pure and fresh.

More than analyze, it can be seen that the utility model by air cleaning unit set UV quartz burners and Light photocatalyst filter screen, can effectively eliminate formaldehyde, and can prevent can be again after existing air cleaning unit charcoal absorption formaldehyde The problem of release causes secondary pollution air, vacuum has accomplished the elimination of formaldehyde, and with sterilized and sterilizing function, improves sky The effect of gas purification, and negative oxygen ion can be produced, make interior more pure and fresh, with important production practices and realistic meaning.

The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and Retouching also should be regarded as protection domain of the present utility model.

Claims

1. a kind of air purifier, including housing and the blower fan in the housing, from the inlet side of the blower fan by Active carbon filter screen, HEPA filter screens and primary efficient filter screen are respectively equipped with from inside to outside；Characterized in that, the inlet side of the blower fan with Provided with least one UV quartz burner between the active carbon filter screen, the outside of the UV quartz burners is filtered provided with photocatalyst Net；The UV quartz burners include being used for the first fluorescent tube portion for sending 254nm light waves and for sending 185nm light waves the Two fluorescent tube portions, the first fluorescent tube portion and the second fluorescent tube portion weld to form a fluorescent tube body.

2. air purifier according to claim 1, it is characterised in that the length of the UV quartz burners is 145mm, directly Footpath 15mm；Wherein, the length in the first fluorescent tube portion is 120mm, and the length in the second fluorescent tube portion is 25mm.

3. air purifier according to claim 1 or claim 2, it is characterised in that the UV quartz burners are two, parallel to set Put.