CN106642382A - Head-mounted movable lung protector - Google Patents

Head-mounted movable lung protector Download PDF

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Publication number
CN106642382A
CN106642382A CN201611028338.3A CN201611028338A CN106642382A CN 106642382 A CN106642382 A CN 106642382A CN 201611028338 A CN201611028338 A CN 201611028338A CN 106642382 A CN106642382 A CN 106642382A
Authority
CN
China
Prior art keywords
filter
air
head
wear
blower fan
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
CN201611028338.3A
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Chinese (zh)
Inventor
张跃
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.)
Broad A/q Technology Co Ltd
Original Assignee
Broad A/q Technology Co 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 Broad A/q Technology Co Ltd filed Critical Broad A/q Technology Co Ltd
Priority to CN201611028338.3A priority Critical patent/CN106642382A/en
Publication of CN106642382A publication Critical patent/CN106642382A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/247—Active noise-suppression

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

Disclosed is a head-mounted movable lung protector. The head-mounted movable lung protector comprises a head part wearing body and a filter, wherein the front side of the head part wearing body is provided with a body purifying mechanism, the body purifying mechanism is provided with an air flue, the air flue is provided with a draught fan, the filter is installed inside the body purifying mechanism, a gap is left between the filter and the draught fan, and the draught fan is communicated with an airway tube in an air outlet through the air flue. The head-mounted movable lung protector is small in size, light in weight, good in filtering effect, small in respiratory resistance, low in noise, high in comfort level, and capable of making people breathe clean air whenever wherever possible; in addition, when worn on the head, the lung protector does not influence normal activities of the human body.

Description

A kind of wear-type movement lung is protected
Technical field
The present invention relates to technical field of air purification, particularly a kind of wear-type movement lung guarantor.
Background technology
At present, as industrialization and the sharp increase of automobile, air pollution are increasingly severe, haze weather is more and more, haze In the grade pollutants of PM2. 5 that include seriously damage the health of people, especially children, old man and breathing problem crowd are caused Injury become apparent from.
The own Jing of closing space such as indoor and in-car occur in that substantial amounts of air cleaning facility, but still lack when outgoing effectively Mouth mask is worn in safeguard measure, people's trip mostly, and small part wears senior protective mask.But, general safeguard procedures are removed The effect of haze is limited.For this purpose, occur in that various portable air purifiers on market, except haze effect substantially, Health for people is provided convenience condition.But there is big volume, heavier-weight, carrying in existing Portable air purifier Inconvenience, respiratory resistance is big, comfortableness is poor, specific volume power is little, filter and clean-up effect it is not good the shortcomings of.
Also a series of head air purifier is occurred in that in prior art, but is suffered from the drawback that：（1）Air-supply system System volume is big, or adopts fan air-supply, causes that air-supply is poor, and comfort level is low；（2）People in motion process produces easily clarifier Life is rocked, and increases noise；（3）The poor filtration effect of filter, and can there is the phenomenon that part foul atmosphere is not filtered； （4）Position without each clarifier part of reasonable Arrangement, distribution is not compact, causes overall volume big, and air draft has some setbacks, significantly Affect air-supply quality.
The content of the invention
The purpose of the present invention is to overcome the above-mentioned not enough of prior art and provide a kind of small volume, lightweight, filter effect Good, air draft is smooth, and respiratory resistance is little, and the high wear-type movement lung of comfort level is protected, and makes one the sky that can whenever and wherever possible breathe cleaning Gas, and it is worn on the normal activity that head does not interfere with human body.
The technical scheme is that：A kind of wear-type movement lung is protected, including head-mount main body and filter, the head Portion wears and be provided with front side of main body purification agent structure, and in purification agent structure air channel is offered, and air channel is provided with blower fan, described Filter is installed in purification agent structure, and gap is provided between blower fan, and the blower fan Jing air channels connect air outlet Wireway.
The present invention adopts wear-type structure, makes one to breathe whenever and wherever possible the air of cleaning, and be worn on head will not Affect the normal activity of human body.
Further, the head-mount main body includes head hoop, upper shell and lower house, and the upper shell is connected with head hoop, Lower house is connected with upper shell.Wherein, head hoop can be hollow type structure, or enclosed construction, and hollow type structure is fitted For summer, helmet when enclosed construction can be cycled as bicyclist is used, to play the head effect of protection bicyclist. In addition, why head-mount main body is divided into into upper shell and lower house, it can be ensured that purification agent structure in upper shell and Will not produce when between lower house and rock, and will not drop out, and then not interfere with the activity of human body, improve comfort level.
Further, air inlet is offered on front side of the upper shell, air inlet cover is installed on air inlet.The air intake of the present invention Cover and be provided with multiple air vents, air vent can be covered with whole air intake cap surface, or a part；The shape of air vent can To be but not limited to circular, square, oval, parallelogram, cellular；It is preferably cellular.The structure of air inlet cover is adopted Active air-supply, reduces respiratory resistance, also achieves lightweight.
Further, the purification agent structure is located at the front side of lower house, and corresponding with the position of air inlet.
Further, the side of the upper shell is provided with the gas-tpe fitting for connecting wireway, and lower house connects with upper shell After connecing, gas-tpe fitting is adapted connection with air outlet, and air outlet delivers to the air Jing wireways after filtration under the nose of human body Side.Wherein, gas-tpe fitting can be avoided to touch the head of people, so as to avoid skin located at the side of upper shell gas-tpe fitting Skin is damaged.Wireway can connect mouth mask or inhaler etc..
Further, between the purification agent structure and head-mount main body by the way of overall punching press or integral molded plastic Shaping；Or purification agent structure is removably arranged in head-mount main body.Using integral forming technique, can be effectively Part is reduced, shortens the production cycle, saved material, significantly decrease production cost, improve production efficiency, and people in activity When, rock little, noiselessness.Using Demountable, the clarifier of different structure, highly versatile are applicable to.
Further, the back of the purification agent structure is provided with battery, and battery cover is provided with the outside of battery, the blower fan Periphery is provided with electric-controlled plate, and battery is used to be powered to cell panel.By electric-controlled plate located at the periphery of blower fan and by battery located at purification The back of agent structure, rationally using purification agent structure can reduce the volume of purification agent structure, improve the profit of lower house With rate.
Further, the side of the blower fan is provided with the deflector for ventilating air, and the deflector is separated by raised line, made Obtain and gap is provided between filter and blower fan.By arranging deflector, enable to the smooth air after being filtered and enter Enter air channel, obstruction will not be produced；If by filter directly with the interior contact of purification agent structure, air smooth can not enter Air channel, causes air output little, and filter effect is not obvious.
Further, the filter is high efficiency particulate air filter；Or the filter includes low efficient filter and high efficiency filter Device, the inwall for purifying agent structure is provided with step structure, and low efficient filter is spaced apart with high efficiency particulate air filter.It is designed to rank Ladder-shaper structure, can either separate low efficient filter and high efficiency particulate air filter, to improve air-supply and the mistake of unit volume Unit Weight Filter amount；It is easy to dismounting filter to change and breakdown maintenance again.
By arranging low efficient filter, PM10 can be filtered to 70% or so, and winged insect entrance can be stopped.If efficient Filter without thick effect between filtration, high efficiency particulate air filter will soon be blocked, strainability good also null(NUL) again adds thick effect to filter Device can reduce the laying dust speed on high efficiency particulate air filter surface, and then the service life of raising high efficiency particulate air filter, cost-effective, reduce Change number of times.Low efficient filter is combined with high efficiency particulate air filter so that PM2.5 is filtered to more than 99%, greatly improves air quality.
Further, the high efficiency particulate air filter includes filtrate housing and the filter house in filtrate housing, the filter house Sealed by colloid with the inwall of filtrate housing；The filter house is the filter paper for folding, and filter paper includes multiple pleat portions, each Pleat portion side wall is bonded with the glue muscle formed after gluing, and adjacent glue muscle connects in pleat Jian Chu.
Filter house is the high key factor of guarantee filter effect by colloid sealing with the inwall of filtrate housing so that filtered Efficiency is more than 99%, and air drag is less than 3mmH20.Using high efficiency filter paper, compared with activated carbon or other filters, with weight Amount is light, small volume, the advantages of resistance is little, Unit Weight unit volume strainability is good.Lightweight had both been realized using glue muscle, and Ensure that identical rolls over spacing.
Further, the filter covers whole purification agent structure.So, be not in part foul atmosphere not by The phenomenon of filtration, substantially increases filter efficiency.
Further, the blower fan is ultrathin centrifugal blower fan, and external diameter and the thickness ratio of blower fan are 3 ~ 10:1；Air channel is volute wind Road.Blower fan is preferably ultrathin centrifugal blower fan, and small volume is lightweight, and noise is low, and air quantity is adjustable, and respiratory resistance is little；Worm-shaped wind-tunnel energy It is enough quickly to export air from air outlet.
Description of the drawings
Fig. 1 is the overall structure diagram of the embodiment of the present invention 1；
Fig. 2 is the structural representation after the embodiment of the present invention 1 splits.
Specific embodiment
The present invention is described in further details below with reference to Figure of description and specific embodiment.
Embodiment 1
As depicted in figs. 1 and 2：A kind of wear-type movement lung is protected, including head-mount main body 1 and high efficiency particulate air filter 2, head-mount The front side of main body 1 is provided with purification agent structure 3, and in purification agent structure 3 air channel is offered, and air channel is provided with blower fan 4, efficient mistake Filter 2 is installed in purification agent structure 3, and gap is provided between blower fan 4, at the Jing air channels of blower fan 4 connection air outlet 5 Wireway 6, Jing wireways 6 deliver to the underthe nose of human body, and wireway 6 can connect mouth mask or inhaler etc..
Specifically, head-mount main body 1 includes head hoop 11, upper shell 12 and lower house 13, and upper shell 12 connects with head hoop 11 Connect, lower house 13 is connected with upper shell 12.Head hoop 11 is engraved structure, can reduce overall weight.The both sides of head hoop 11 with Can be fixedly connected between upper shell 12, it is also possible to be flexibly connected；During flexible connection, upper shell 12 can carry out height along head hoop 11 Degree is adjusted, and is locked by adjusting nut after adjusting properly.Upper shell 12 is with the connected mode of lower house 13：Upper shell 12 Side be provided with gas-tpe fitting 121 for connecting wireway 6, lower house 13 is setting with the corresponding position of gas-tpe fitting 121 There is the recess 131 being adapted with the shape of gas-tpe fitting 121, by the way that gas-tpe fitting 121 is engaged in recess 131, realize the two Be fixedly connected, and damage of the gas-tpe fitting 121 to skin of head can be avoided.
The front side of lower house 13 is provided with purification agent structure 3, and purification agent structure 3 is box body structure with groove, and only Change between agent structure 3 and lower house 13 using overall punch forming.The side of purification agent structure 3 offers air channel, air channel It is provided with blower fan 4；The opposite side of purification agent structure 3 is provided with the deflector for ventilating air, and deflector is by three road raised lines point Every raised line contacts with high efficiency particulate air filter 2 so that be provided with gap between high efficiency particulate air filter 2 and blower fan 4.Purification agent structure 3 Edge with the contact position of high efficiency particulate air filter 2 at be provided with D type sealing rings, D types sealing ring can improve purification body junction Sealing between structure and high efficiency particulate air filter, is also the key factor for ensureing that filter effect is high.
Blower fan 4 in the present embodiment adopts thickness for 6.4mm, the ultrathin centrifugal blower fan that external diameter is 32mm, small volume, weight Gently, noise is low.Air channel is worm-shaped wind-tunnel；Air outlet 5 is in strip, is connected between the outlet of blower fan 4 and recess 131, so, Air output can be increased, and reduce blast, reduce respiratory resistance.
The front side of upper shell 12 offers air inlet 122, is provided with air inlet cover 123 on air inlet 122, air inlet cover 123 with The side clamp-close type connection of air inlet 122.The surface punching of air inlet cover 123 has the air vent of proper alignment, the arrangement of multiple air vents Into cellular, it is covered with whole air inlet cover 123, to increase intake, agent structure 3 itself is purified in addition as air inlet, enters One step realizes the lightweight of purification agent structure.
The back of purification agent structure 3 is provided with lithium battery 7, and the outside of lithium battery 7 is provided with battery cover 71, the periphery of blower fan 4 Electric-controlled plate 8 is provided with, lithium battery 7 is used to be powered to electric-controlled plate 8.The battery nominal capacity of lithium battery 7 is 2000mAh.Purification main body The side of structure 3 is provided with battery electric quantity state indicator lamp, charging inlet, gear adjusting button.
Controller, charging circuit and fan drive circuit are specifically included on electric-controlled plate 8.
Wherein, controller, for processing the command information for receiving.
Charging circuit is used to be charged and detect battery electric quantity for lithium battery 7, and the battery level information of detection is sent to Controller, by controller control battery electric quantity state indicator lamp battery electric quantity instruction is carried out；Battery electric quantity state indicator lamp includes Three LED, when LED all lights, illustrate that electricity is sufficient, when only one of which LED is bright, illustrate not enough power supply, if the LED flickers When, then need charging badly.Lithium battery 7 connects charging inlet and charging circuit, for being that blower fan 4 and controller are powered；Lithium battery 7 fills When electric, USB line is accessed by charging inlet.
Fan drive circuit is used to adjust the air quantity of blower fan 4, and gear input information is sent to control by gear adjusting button Device, realizes that gear is adjusted by controller control fan drive circuit；Gear is adjusted includes that basic, normal, high third gear is adjusted, wherein, low, The air quantity of middle and high third gear is respectively 3m3/h、4m3/ h and 5m3/h。
Gear adjusting button is used to realize that the third gear of blower fan to be adjusted and machine open/close control；Machine open/close is adjusted with third gear and closes two For one, when gear adjusting button is clicked, then start and in low-grade air quantity under second, is converted to middle-grade air quantity, by the 3rd Under, high-grade air quantity is converted to, then click, then shut down, operate very simple.
In the present embodiment, high efficiency particulate air filter 2 includes filtrate housing and the filter house that is installed in filtrate housing, filter house with The inwall of filtrate housing is sealed by colloid, and colloid is organic gel.Filter house is the filter paper 21 for folding, including multiple pleat portions, The height in pleat portion is 12mm, and each pleat portion side wall is bonded with the glue muscle formed after gluing, and glue muscle is U-shaped, and adjacent glue muscle exists Pleat Jian Chu connects, it is ensured that folding spacing is 2mm.Filtrate housing is made up of aluminum alloy materials, and the edge of filtrate housing is provided with inside edge, For pushing down the periphery of filter house.High efficiency particulate air filter 2 is mounted at purifying in agent structure 3, and covers whole purification Agent structure 3.
The side of filtrate housing is provided with for limiting the spacing salient point 22 that high efficiency particulate air filter is unidirectionally installed, due to towards air intake The side of mouth 122 is polluted by outside air, if the side towards air outlet will be installed on towards the side of air inlet 122 To, filter effect can be substantially reduced, affect the health of people, spacing salient point 22 that high efficiency particulate air filter 2 can be avoided anti-loaded.
The present embodiment can enter high efficiency particulate air filter 2, Jing high efficiency particulate air filters 2 by extraneous active air-supply, Jing air inlet covers 123 Pure air after filtration Jing after blower fan 4, air channel, the underthe nose of user is delivered to from air outlet 5 along wireway 6 again, And demand regulating air volume of the gear adjusting button according to user can be passed through, so as to be conducive to the physical and mental health of people, relax Appropriateness is high.In addition, being combined with clarifier by head-mount main body 1, the air that can whenever and wherever possible breathe cleaning is made one, and It is worn on the normal activity that head does not interfere with human body.
Embodiment 2
It is that filter has two, i.e. low efficient filter and high efficiency particulate air filter with the difference of embodiment 1, agent structure will be purified Inwall be provided with step structure, low efficient filter is spaced apart with high efficiency particulate air filter, air elder generation Jing low efficient filters are carried out Coarse filtration, then Jing high efficiency particulate air filters are carefully filtered so that filter efficiency is more than 99%.
Other structures are with embodiment 1.
Embodiment 3
It is to be molded by the way of integral molded plastic between purification agent structure and lower house with the difference of embodiment 1.
Other structures are with embodiment 1.
Embodiment 4
It is that purification agent structure is removably arranged on lower house front side with the difference of embodiment 1.Wherein, before lower house Side opens up fluted, and purification agent structure is box body structure, purifies the groove engaging of agent structure and lower house or is embedded in and is connected.
Other structures are with embodiment 1.
The preferred embodiments of the present invention are the foregoing is only, protection scope of the present invention not limited to this are any to be familiar with this skill The technical staff in art field in the technical scope of present disclosure, the simple change of the technical scheme that can obviously obtain or Equivalence replacement is each fallen within protection scope of the present invention.

Claims (10)

1. a kind of wear-type movement lung is protected, it is characterised in that including head-mount main body and filter, the head-mount main body Front side be provided with purification agent structure, air channel is offered in purification agent structure, air channel is provided with blower fan, and the filter is installed In purification agent structure, and gap is provided between blower fan, the blower fan Jing air channels connect the wireway of air outlet.
2. wear-type according to claim 1 movement lung is protected, it is characterised in that the head-mount main body include head hoop, Upper shell and lower house, the upper shell is connected with head hoop, and lower house is connected with upper shell；Or open on front side of the upper shell Air inlet is provided with, air inlet cover is installed on air inlet；Or the purification agent structure is located at the front side of lower house, and and air intake The position of mouth is corresponding.
3. wear-type movement lung according to claim 2 is protected, it is characterised in that the side of the upper shell is provided with for even The gas-tpe fitting of wireway is connect, after lower house is connected with upper shell, gas-tpe fitting is adapted connection with air outlet, and air outlet was incited somebody to action Air Jing wireways after filter deliver to the underthe nose of human body.
4. the wear-type movement lung according to claim 1 or 2 or 3 is protected, it is characterised in that the purification agent structure and head Wear and be molded by the way of overall punching press or integral molded plastic between main body in portion；Or purification agent structure is removably installed In head-mount main body.
5. the wear-type movement lung according to claim 1 or 2 or 3 is protected, it is characterised in that the back of the body of the purification agent structure Portion is provided with battery, and battery cover is provided with the outside of battery, and the periphery of the blower fan is provided with electric-controlled plate, and battery is used to be supplied to cell panel Electricity.
6. the wear-type movement lung according to claim 1 or 2 or 3 is protected, it is characterised in that the side of the blower fan is provided with use In the deflector of ventilating air, the deflector is separated by raised line so that gap is provided between filter and blower fan.
7. the wear-type movement lung according to claim 1 or 2 or 3 is protected, it is characterised in that the filter is high efficiency filter Device；Or the filter includes low efficient filter and high efficiency particulate air filter, the inwall for purifying agent structure is provided with step structure, Low efficient filter is spaced apart with high efficiency particulate air filter.
8. wear-type movement lung according to claim 7 is protected, it is characterised in that the high efficiency particulate air filter includes filtrate housing Sealed by colloid with the inwall of the filter house in filtrate housing, the filter house and filtrate housing；The filter house is The filter paper of folding, filter paper includes multiple pleat portions, and each pleat portion side wall is bonded with the glue muscle formed after gluing, adjacent glue Muscle connects in pleat Jian Chu.
9. the wear-type movement lung according to claim 1 or 2 or 3 is protected, it is characterised in that the filter covers whole net Change agent structure.
10. the wear-type movement lung according to claim 1 or 2 or 3 is protected, it is characterised in that the blower fan is ultrathin centrifugal Blower fan, external diameter and the thickness ratio of blower fan are 3 ~ 10:1；Air channel is worm-shaped wind-tunnel.
CN201611028338.3A 2016-11-22 2016-11-22 Head-mounted movable lung protector Pending CN106642382A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611028338.3A CN106642382A (en) 2016-11-22 2016-11-22 Head-mounted movable lung protector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611028338.3A CN106642382A (en) 2016-11-22 2016-11-22 Head-mounted movable lung protector

Publications (1)

Publication Number Publication Date
CN106642382A true CN106642382A (en) 2017-05-10

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ID=58808303

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611028338.3A Pending CN106642382A (en) 2016-11-22 2016-11-22 Head-mounted movable lung protector

Country Status (1)

Country Link
CN (1) CN106642382A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5533500A (en) * 1992-03-04 1996-07-09 Her-Mou; Lin Helmet with an air filtering device
WO2011126887A3 (en) * 2010-04-06 2012-02-23 3M Innovative Properties Company Air filtration device
CN204337540U (en) * 2014-12-18 2015-05-20 尚青 A kind of Helmet with air purification
CN105352063A (en) * 2015-12-16 2016-02-24 远大空品科技有限公司 Multi-functional air purifier
CN105797287A (en) * 2016-05-23 2016-07-27 苏州志佳电子科技有限公司 Wearable air purifier
CN105999576A (en) * 2016-07-04 2016-10-12 喜春野 Head-wearing type air purification respirator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5533500A (en) * 1992-03-04 1996-07-09 Her-Mou; Lin Helmet with an air filtering device
WO2011126887A3 (en) * 2010-04-06 2012-02-23 3M Innovative Properties Company Air filtration device
CN204337540U (en) * 2014-12-18 2015-05-20 尚青 A kind of Helmet with air purification
CN105352063A (en) * 2015-12-16 2016-02-24 远大空品科技有限公司 Multi-functional air purifier
CN105797287A (en) * 2016-05-23 2016-07-27 苏州志佳电子科技有限公司 Wearable air purifier
CN105999576A (en) * 2016-07-04 2016-10-12 喜春野 Head-wearing type air purification respirator

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Application publication date: 20170510