CN204951988U - Wear formula air purification device and clarifier thereof - Google Patents
Wear formula air purification device and clarifier thereof Download PDFInfo
- Publication number
- CN204951988U CN204951988U CN201520522515.8U CN201520522515U CN204951988U CN 204951988 U CN204951988 U CN 204951988U CN 201520522515 U CN201520522515 U CN 201520522515U CN 204951988 U CN204951988 U CN 204951988U
- Authority
- CN
- China
- Prior art keywords
- air
- cleaning unit
- gas
- power supply
- supply module
- 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.)
- Active
Links
Abstract
The utility model discloses a wear formula air purification device and clarifier thereof, air purification device, including purifying the subassembly, still include power supply module and air outlet, purify subassembly one end through first flexible connecting piece with power supply module connects, purify the subassembly other end pass through second flexible connecting piece with the air outlet is connected, air purifier includes the formula of wearing air purification device, still include open air distributor, open air distributor pass through gas transmission pipeline with air purification device's air outlet is connected. The utility model discloses a wear formula air purification device, but adopt alternating bending, deformation to can stereotype after the deformation, the material that can not reset warp the back as connection structure, according to actual need, wears balance and stability when realizing wearing, the person of wearing can adjust according to self needs at will, portable, and the function is many, wide applicability.
Description
Technical field
The utility model relates to a kind of Worn type air cleaning unit and clarifier thereof.
Background technology
Along with environmental pollution, cause the air quality of some areas poor, but people increase gradually for the requirement of living environment quality, therefore, the effect of personal air purifier highlights gradually; The effect of personal air purifier is by the real-time purification to wearer's ambient air, and is delivered to by gas near wearer's mouth and nose, breathes for wearer.
And existing personal air purifier has can only release air into from the position away from mouth and nose, so that the dissipation or by ambient air contamination before being inhaled into of the air after purification, and being limited to of having, realizes wearing with hard material or neck folder is worn, wear dumb, uncomfortable, be not easy to carry, the scope of application is restricted, if Authorization Notice No. is CN203010790U, the applying date is the utility model patent on December 13rd, 2012: " Worn type air purifier ", it discloses a kind of clarifier carried secretly by neck, its air outlet distance nose is far away, and main body adopts rigid or elastic material, cannot Free Transform, substantially the neck being worn over human body is only limited to, use limitation larger, needing of having is fixed on head, nose is by flexible pipe or adopt the form of face shield to be connected with clarifier, use inconvenience, if Authorization Notice No. is CN204170307U, the applying date is the utility model patent on July 16th, 2014: " hat type air purifier ", it discloses the similar cap of a kind of main body and be equally worn over head, by breathing catheter, air is delivered to the clarifier of nose, main body must be worn on the head during use, cause it in many instances and inapplicable.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of Worn type air cleaning unit and clarifier thereof, can arbitrarily regulate according to actual needs, easy to use, applied widely, and effectively can improve the quality of conveying air.
For achieving the above object, the technical solution of the utility model is as follows:
On the one hand, the utility model provides a kind of Worn type air cleaning unit, comprise purification assembly, also comprise power supply module and air outlet, described purification assembly one end is connected with described power supply module by the first deformable connector, and the described purification assembly other end is connected with described air outlet by the second deformable connector.
Worn type air cleaning unit of the present utility model, employing can alternating bending, distortion, and can shape after distortion, the material that can not reset, as syndeton, according to actual needs after distortion, is worn, and realizes balance and stability when wearing; Wearer can according to self needs, employing is worn, neck folder is worn, takeed on wearing modes such as carrying on the arm, and arbitrarily regulate the distance etc. of the laminating degree of degree of tightness, length, product and the health worn, air outlet and nose distance, thus pure air is transported to effectively near wearer's mouth, nose, improve the quality of wearer's actual intake air; And; This air cleaning unit, can also facilitate, stably be wrapped on automobile inner part, as seat, handle etc., uses as vehicle-mounted clarifier; Or be wrapped on the structure member of perambulator, carriage for children, provide in car and purify air; After using, clarifier can fold easily, coil, and is easy to carry, and function is many, widely applicable.
On the basis of technique scheme, the utility model also can make following improvement:
As preferred scheme, first and second deformable connector described is made by rubber, plastics or alloy.
Adopt above-mentioned preferred scheme, the material of sizing after can arbitrarily bending can be selected according to actual needs.
As preferred scheme, described power supply module is connected by output interface with the first deformable connector.
As preferred scheme, the junction of described power supply module and the first deformable connector is also provided with buckle.
Adopt above-mentioned preferred scheme, power supply module can be made to be connected closely with deformable connector, and can power supply module for convenience detach.
As preferred scheme, be provided with filter core, DC fan, anion generator and photocatalyst in described purification assembly, described filter core one end is connected with DC fan, and the other end is connected with air inlet.
Adopt above-mentioned preferred scheme, the material of filter core comprises glass fibre, polypropylene, polytetrafluoroethylene (PTFE); Anion generator uses DC negative ion generator; Photocatalyst uses LED uviol lamp to coordinate titanium dioxide filter screen, thus makes the air quality of filtration, purification better, and decomposes formaldehyde wherein and waste gas, poison gas by photocatalyst, sterilization, makes the air safety and reliability of purification.
As preferred scheme, the weight of described power supply module and purification assembly is all less than 500 grams, and the difference of the weight of the two is less than 100 grams, and the volume of power supply module and purification assembly is all less than 8000000 cubic millimeters.
Adopting above-mentioned preferred scheme, by optimizing the weight of each several part, shape and volume, realizing balance and stability when wearing.
As preferred scheme, after described first deformable connector and the second deformable connector bend, every distance of 200mm bent portion two-end-point is 0.0001 ~ 0.9 with the interval of the ratio of bent portion original length, and every 200mm realizes bending maximum moment and is less than 100kg/m.
As preferred scheme, described power supply module is portable power source.
Adopt above-mentioned preferred scheme, the requirement of high-performance individual Worn type air cleaning unit to voltage and stability can be met by the form of portable power source, the portable power source device can powered for other corresponding mobile electronic devices separately again.
As preferred scheme, described portable power source is resistance adjustment output mobile power supply, chip regulation output portable power source or potentiometer regulation output portable power source.
Adopt above-mentioned preferred scheme, suitable portable power source can be selected according to actual needs, and can the size of regulation voltage according to actual needs, make voltage controlled, thus realize the control to the air quantity that purifies air, use more convenient.
As preferred scheme, portable power source output voltage requires to be set to electric quantity of power supply 1500 ~ 10000mAH, output voltage 4.5 ~ 25v, output current 0.3 ~ 2.5A according to portable personal air cleaning unit.
Adopt above-mentioned preferred scheme, the requirement that individual wears 5 volts of blower fans that air cleaning unit uses can be met, output voltage stabilization, and can regulate according to actual conditions.
As preferred scheme, the profile three-dimensional dimension of described portable power source is 5 ~ 200mm.
As preferred scheme, the weight of described portable power source is less than 500 grams.
As preferred scheme, described power supply module comprises shell, is provided with rechargeable battery in described shell, and described output interface is located on shell, and described shell is also provided with charging inlet.
As preferred scheme, described shell is also provided with charge capacity display unit, touch-screen, voltage-regulation switch.
Adopt above-mentioned preferred scheme, can according to actual service condition manual adjustments, easy to use.
As preferred scheme, in described shell, be also provided with circuit board.
On the other hand, the utility model also provides a kind of air purifier, comprise Worn type air cleaning unit of the present utility model, also comprise opening gas distributor, described opening gas distributor is connected by the gas outlet of gas pipeline with described air cleaning unit.
Air purifier of the present utility model, by arranging opening gas distributor in conveyer, and by arranging inside and outside shell in gas distributor, thus can will be transferred gas and ambient atmos is isolated at open space, the subenvironment being transferred gas is formed at face, gas forms a gas circulation at people's face, the gas of exhalation can be discharged by circulation canal; And gas can be diffused in the space of an opposing open, conveying gas, not by the interference of external air flow, uses and does not have unsmooth breath, or dizzy, sensation uncomfortable in chest; Do not need the mouth of this conveyer and people, nose to seal and contact, thus have than mouth mask and the broader applicability of Enclosed mask and better gas conveying effect, facilitate the communication of wearer, be transferred distribution of gas in wearer's face, be not limited to mouth, nose; Coordinate this Worn type gas purifier, wearer can according to self needs, employing is worn, neck folder is worn, takeed on wearing modes such as carrying on the arm, and arbitrarily regulate the distance etc. of the laminating degree of degree of tightness, length, product and the health worn, air outlet and nose distance, thus pure air is transported to effectively near wearer's mouth, nose, improve the quality of wearer's actual intake air, use more convenient.
On the basis of technique scheme, the utility model also can make following improvement:
As preferred scheme, described opening gas distributor comprises shell, is provided with distribution of gas unit in described shell, and described distribution of gas unit comprises ring-type bracing frame, described ring-type bracing frame is fastened in shell, described ring-type bracing frame is also provided with at least one deck distribution of gas net.One or both ends are provided with distribution of gas net.
Adopt above-mentioned preferred scheme, the setting of distribution of gas net can adjust angle to reach optimum efficiency at the uniform velocity according to actual conditions; Make air-flow evenly; Make optimization under conditions of certain gas flow at the wind speed at gas outlet place and wind direction, while uniform stream distribution, improve the wind loading rating of gas transport unit, when product is used in outdoor or motion, obtain satisfied gas conveying effect.
As preferred scheme, support frame as described above is also provided with two-layer distribution of gas net, described both sides distribution of gas net lays respectively at the two ends of described ring-type bracing frame.
As preferred scheme, described distribution of gas net is nylon wire or wire netting, and wherein the mesh density of distribution of gas net is 10-300 order.
As preferred scheme, described opening gas distributor is also provided with windshield, and described windshield is located at outside described shell.
Adopt above-mentioned preferred scheme, the flowing of the air in the external world can reduce by windshield, thus it is comparatively large to improve outside air flowing speed, or gas conveying effect when user moves.
As preferred scheme, described windshield is polygon, circle, ellipse or arc, or described windshield is the combined shaped of at least two kinds in polygon, circle, ellipse and arc.
Accompanying drawing explanation
Fig. 1 is the structural representation of Worn type air cleaning unit of the present utility model;
Fig. 2 is the structural representation of the power supply module in Worn type air cleaning unit of the present utility model;
Fig. 3 is the A-A schematic cross-section of Fig. 2;
Fig. 4 is the upward view of the power supply module in Worn type air cleaning unit of the present utility model;
The structural representation that Fig. 5 is the power supply module in Worn type air cleaning unit of the present utility model when being resistance adjustment output mobile power supply;
The structural representation that Fig. 6 is the power supply module in Worn type air cleaning unit of the present utility model when being potentiometer regulation output portable power source;
The structural representation that Fig. 7 is the power supply module in Worn type air cleaning unit of the present utility model when being chip regulation output portable power source;
Fig. 8 is the front view of air purifier of the present utility model;
Fig. 9 is the B-B schematic cross-section of Fig. 8;
Figure 10 is the rearview of air purifier of the present utility model;
Figure 11 is the structural representation of air purifier of the present utility model;
Wherein:
1. power supply module, 101. housings, 102. rechargeable batteries, 103. output interfaces, 104. buckles, 105. charging inlets, 106. charge capacity display units, 107. touch-screens, 108. voltage-regulation switches, 109. circuit boards, 2. the connector can shaped after the first distortion, 3. purification assembly, the connector 4. can shaped after the second distortion, 5. air outlet, 6. air cleaning unit, 7. the open distributor of gas, 701. shells, 702. distribution of gas unit, 703. ring-type bracing frames, 704. windshield, 705. distribution of gas net, 8. gas pipelines.
Detailed description of the invention
Preferred embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
In order to reach the purpose of this utility model, as shown in Figure 1, Worn type air cleaning unit 6 of the present utility model, comprise purification assembly 3, also comprise power supply module 1 and air outlet 5, described purification assembly 1 one end is connected with described power supply module 3 by the connector 2 can shaped after the first distortion, and described purification assembly 3 other end is connected with described air outlet 5 by the connector 4 can shaped after the second distortion, and can shape after first and second deformable connecting member deformation described, can not reset.This Worn type air cleaning unit, employing can alternating bending, distortion, and after distortion, the material that can shape, as syndeton, according to actual needs after distortion, is worn, and realizes balance and stability when wearing; Wearer can according to self needs, employing is worn, neck folder is worn, takeed on wearing modes such as carrying on the arm, and arbitrarily regulate the distance etc. of the laminating degree of degree of tightness, length, product and the health worn, air outlet and nose distance, thus pure air is transported to effectively near wearer's mouth, nose, improve the quality of wearer's actual intake air; And air cleaning unit of the present utility model, can facilitate, stably be wrapped on automobile inner part, as seat, handle etc., use as vehicle-mounted clarifier; Or be wrapped on the structure member of perambulator, carriage for children, provide in car and purify air; After using, clarifier can fold easily, coil, and is easy to carry, and function is many, widely applicable.
In order to optimize implementation result of the present utility model further, first and second deformable connector 2,4 described is made by rubber, plastics or alloy.The material of sizing after can arbitrarily bending can be selected according to actual needs.
In order to optimize implementation result of the present utility model further, described power supply module 1 is connected by output interface 103 with the first deformable connector 2.
In order to optimize implementation result of the present utility model further, the junction of described power supply module 1 and the first deformable connector 2 is also provided with buckle 104.Power supply module can be made to be connected closely with deformable connector, and can power supply module for convenience detach.
In order to optimize implementation result of the present utility model further, be provided with filter core, DC fan, anion generator and photocatalyst in described purification assembly 1, described filter core one end is connected with DC fan, and the other end is connected with air inlet.The material of filter core comprises glass fibre, polypropylene, polytetrafluoroethylene (PTFE); Anion generator uses DC negative ion generator; Photocatalyst uses LED uviol lamp to coordinate titanium dioxide filter screen, thus makes the air quality of filtration, purification better, and decomposes formaldehyde wherein and waste gas, poison gas by photocatalyst, makes the air safety and reliability of purification.
In order to optimize implementation result of the present utility model further, as in Figure 2-4, described power supply module 1 is all less than 500 grams with the weight of purification assembly 3, and the difference of the weight of the two is less than 100 grams, and the volume of power supply module and purification assembly is all less than 8000000 cubic millimeters.By optimizing the weight of each several part, shape and volume, realize balance and stability when wearing.
In order to optimize implementation result of the present utility model further, after described first deformable connector 1 and the second deformable connector 4 bend, every distance of 200mm bent portion two-end-point is 0.0001 to 0.9 with the interval of the ratio of bent portion original length, and every 200mm realizes bending maximum moment and is less than 100kg/m.
In order to optimize implementation result of the present utility model further, described power supply module 1 is portable power source.The requirement of high-performance individual Worn type air cleaning unit to voltage and stability can be met, the portable power source device can powered for other corresponding mobile electronic devices separately again by portable power source.
In order to optimize implementation result of the present utility model further, described power supply module 1 comprises housing 101, be provided with rechargeable battery 102 in described housing 101, described output interface 103 and buckle 104 are located on housing 101, and described housing 101 is also provided with charging inlet 105.
In order to optimize implementation result of the present utility model further, described housing 101 is also provided with charge capacity display unit 106, touch-screen 107, voltage-regulation switch 108.Can according to actual service condition manual adjustments, easy to use.
In order to optimize implementation result of the present utility model further, in described housing 101, be also provided with circuit board 109.
In order to optimize implementation result of the present utility model further, as illustrated in figs. 5-7, described portable power source is resistance adjustment output mobile power supply, chip regulation output portable power source or potentiometer regulation output portable power source.Suitable portable power source can be selected according to actual needs, and can the size of regulation voltage according to actual needs, make voltage controlled, use more convenient.
In order to optimize implementation result of the present utility model further, portable power source output voltage requires to be set to electric quantity of power supply 1500 ~ 10000mAH, output voltage 4.5 ~ 25v, output current 0.3 ~ 2.5A according to portable personal air cleaning unit.The requirement that individual wears 5 volts of blower fans that air cleaning unit uses can be met, output voltage stabilization, and can regulate according to actual conditions.
In order to optimize implementation result of the present utility model further, the profile three-dimensional dimension of described portable power source is 5 ~ 200mm.
In order to optimize implementation result of the present utility model further, the weight of described portable power source is less than 500 grams.
In order to reach the purpose of this utility model, as illustrated in figs. 8-11, air purifier of the present utility model, comprise Worn type air cleaning unit 6 of the present utility model, also comprise opening gas distributor 7, described opening gas distributor 7 is connected by the air outlet 5 of gas pipeline 8 with described air cleaning unit 6.This air purifier, by arranging opening gas distributor in conveyer, and by arranging inside and outside shell in gas distributor, thus can will be transferred gas and ambient atmos is isolated at open space, the subenvironment being transferred gas is formed at face, gas forms a gas circulation at people's face, the gas of exhalation can be discharged by circulation canal; And gas can be diffused in the space of an opposing open, conveying gas, not by the interference of external air flow, uses and does not have unsmooth breath, or dizzy, sensation uncomfortable in chest; Do not need the mouth of this conveyer and people, nose to seal and contact, thus have than mouth mask and the broader applicability of Enclosed mask and better gas conveying effect, facilitate the communication of wearer, be transferred distribution of gas in wearer's face, be not limited to mouth, nose; Coordinate this Worn type gas purifier, wearer can according to self needs, employing is worn, neck folder is worn, takeed on wearing modes such as carrying on the arm, and arbitrarily regulate the distance etc. of the laminating degree of degree of tightness, length, product and the health worn, air outlet and nose distance, thus pure air is transported to effectively near wearer's mouth, nose, improve the quality of wearer's actual intake air, use more convenient.
In order to optimize implementation result of the present utility model further, described opening gas distributor 7 comprises shell 701, distribution of gas unit 702 is provided with in described shell 701, described distribution of gas unit 702 comprises ring-type bracing frame 703, described ring-type bracing frame 703 is fastened in shell 701, and described ring-type bracing frame 703 two ends have been equipped with distribution of gas net 705.The setting of distribution of gas net can adjust angle to reach optimum efficiency at the uniform velocity according to actual conditions, make air-flow evenly; Make optimization under conditions of certain gas flow at the wind speed at gas outlet place and wind direction, while uniform stream distribution, improve the wind loading rating of gas transport unit, when product is used in outdoor or motion, obtain satisfied gas conveying effect.
In order to optimize implementation result of the present utility model further, support frame as described above is also provided with two-layer distribution of gas net, described both sides distribution of gas net lays respectively at the two ends of described ring-type bracing frame.
In order to optimize implementation result of the present utility model further, described distribution of gas net 705 is nylon wire or wire netting, and wherein the mesh density of distribution of gas net is 10-300 order.
In order to optimize implementation result of the present utility model further, described opening gas distributor 7 is also provided with windshield 704, described windshield 704 is located at outside described shell 701.The flowing of the air in the external world can reduce by windshield, thus it is comparatively large to improve outside air flowing speed, or gas conveying effect when user moves.
In order to optimize implementation result of the present utility model further, described windshield 704 is polygon, circle, ellipse or arc, or described windshield is the combined shaped of at least two kinds in polygon, circle, ellipse and arc.
Above-described is only preferred embodiment of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (10)
1. a Worn type air cleaning unit, comprise purification assembly, it is characterized in that, also comprise power supply module and air outlet, described purification assembly one end is connected with described power supply module by the first deformable connector, and the described purification assembly other end is connected with described air outlet by the second deformable connector.
2. Worn type air cleaning unit according to claim 1, is characterized in that, first and second deformable connector described is made by rubber, plastics or alloy.
3. Worn type air cleaning unit according to claim 1, is characterized in that, described power supply module is connected by output interface with the first deformable connector.
4. Worn type air cleaning unit according to claim 3, is characterized in that, the junction of described power supply module and the first deformable connector is also provided with buckle.
5. Worn type air cleaning unit according to any one of claim 1 to 4, it is characterized in that, be provided with filter core, DC fan, anion generator and photocatalyst in described purification assembly, described filter core one end is connected with DC fan, and the described filter core other end is connected with air inlet.
6. Worn type air cleaning unit according to any one of claim 1 to 4, is characterized in that, described power supply module is portable power source.
7. an air purifier, comprises the Worn type air cleaning unit according to any one of claim 1 to 6, also comprises opening gas distributor, and described opening gas distributor is connected by the air outlet of gas pipeline with described air cleaning unit.
8. air purifier according to claim 7, it is characterized in that, described air cleaning unit comprises shell, distribution of gas unit is provided with in described shell, described distribution of gas unit comprises ring-type bracing frame, described ring-type bracing frame is fastened in shell, described ring-type bracing frame is also provided with at least one deck distribution of gas net.
9. the air purifier according to claim 7 or 8, is characterized in that, described opening gas distributor is also provided with windshield, and described windshield is located at outside described shell.
10. air purifier according to claim 9, is characterized in that, described windshield is polygon, circle, ellipse or arc, or described windshield is the combined shaped of at least two kinds in polygon, circle, ellipse and arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520522515.8U CN204951988U (en) | 2015-07-17 | 2015-07-17 | Wear formula air purification device and clarifier thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520522515.8U CN204951988U (en) | 2015-07-17 | 2015-07-17 | Wear formula air purification device and clarifier thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204951988U true CN204951988U (en) | 2016-01-13 |
Family
ID=55047089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520522515.8U Active CN204951988U (en) | 2015-07-17 | 2015-07-17 | Wear formula air purification device and clarifier thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204951988U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984489A (en) * | 2015-07-17 | 2015-10-21 | 苏州美瑞康医疗科技有限公司 | Wearable air purification device and purifier comprising same |
| CN106440095A (en) * | 2016-09-09 | 2017-02-22 | 苏州美瑞康医疗科技有限公司 | Multifunctional wearable health-care device |
-
2015
- 2015-07-17 CN CN201520522515.8U patent/CN204951988U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984489A (en) * | 2015-07-17 | 2015-10-21 | 苏州美瑞康医疗科技有限公司 | Wearable air purification device and purifier comprising same |
| CN106440095A (en) * | 2016-09-09 | 2017-02-22 | 苏州美瑞康医疗科技有限公司 | Multifunctional wearable health-care device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104984489A (en) | Wearable air purification device and purifier comprising same | |
| US7392806B2 (en) | Electronic human breath filtration device | |
| JP6353785B2 (en) | Air cleaning device | |
| CN1964762B (en) | Electronic human breath filtration device | |
| CN210376932U (en) | Glasses with air purification function | |
| JP2015505687A5 (en) | ||
| CN104436460A (en) | Wearable air purifying device and air purifying method | |
| CN205137759U (en) | Shoulder carries air purifier | |
| CN204582344U (en) | A kind of sports type powered supplied air respirator | |
| CN105617565B (en) | A kind of filtering type breathing mask | |
| CN105571010A (en) | Head-mounted outdoor portable air purifier | |
| CN204951988U (en) | Wear formula air purification device and clarifier thereof | |
| CN104225828A (en) | Head-wearing air purifier | |
| CN111803817A (en) | Automobile exhaust filters solar energy nose cup suitable for traffic police | |
| CN209031330U (en) | Mask structure | |
| CN205695853U (en) | Haze malleation mask | |
| CN104159172A (en) | Multifunctional headset | |
| CN207186940U (en) | Mobile air purifying device | |
| CN204034071U (en) | A kind of head air purifier | |
| CN206101680U (en) | Clothing with air purification function | |
| CN204798664U (en) | Antifog haze air purifier | |
| CN204806559U (en) | Wear nimble multi -functional individual air purifier | |
| CN207477812U (en) | Open type portable air cleaning system | |
| CN104976697A (en) | Multifunctional individual air purifier capable of being worn flexibly | |
| CN206745780U (en) | A kind of active anti-haze mask |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |