CN203464397U - Novel solar high-efficient and environmental-friendly air cleaner - Google Patents
Novel solar high-efficient and environmental-friendly air cleaner Download PDFInfo
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- CN203464397U CN203464397U CN201320499654.4U CN201320499654U CN203464397U CN 203464397 U CN203464397 U CN 203464397U CN 201320499654 U CN201320499654 U CN 201320499654U CN 203464397 U CN203464397 U CN 203464397U
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Abstract
The utility model discloses a novel solar high-efficient and environmental-friendly air cleaner, belongs to human necessities and domestic practical article parts according to International Patent Classification (IPC), and the fields of solar power and air purification technologies, and aims at solving the technical problem of realizing high-efficient air purification by utilizing the solar power. The novel solar high-efficient and environmental-friendly air cleaner mainly comprises a solar panel, a storage battery, a suction fan, an HEPA (High Efficiency Particulate Air) plate, a spiral speed reducer, an ultraviolet sterilization device, a negative ion generator and a fixed support. The novel solar high-efficient and environmental-friendly air cleaner is characterized in that the product is arranged outside a room, purification treatment is carried out on the air entering the room by utilizing the solar power conversion from the source, the novel solar high-efficient and environmental-friendly air cleaner is suitable for applying the novel practical technical scheme on the air purification product, the indoor space cannot be occupied, the noise cannot be generated in the room, the product has wide functions in the field of air purifiers and conforms to green, healthy, energy-saving and environmental-friendly idea of people at present, and is easy to popularize.
Description
Technical field
The utility model relates to solar energy and the technical field that purifies air, particularly a kind of new type solar energy high-efficiency environment friendly air purifier.
Background technology
Along with the industrialized development of China, the air pollution in city is day by day serious, there is haze weather in city, national many places in 2012 particularly, airborne dust, bacterium, sulfide, oxides of nitrogen gas etc. have a strong impact on people's life and health, cause living in the people in city, seldom dare at home at ordinary times to open the window, air pollution more and more receives people's concern.
Had in the market multiple air purifier, although brand and purification style are different, use occasion is basically identical, is all placed on indoorly, and indoor dust, bacterium, flue gas, formaldehyde etc. are carried out to purified treatment.And all domestic purifiers are nearly all the 220V power supplys that connects family expenses, when comparing power consumption, also produce very large noise, indoor normal operation and life are made a big impact, some product also can cause the indoor secondary of a little to pollute simultaneously.On market, also have the air purifier of some solar energy by name now, but be all for vehicle-mounted purification, miniature and can only be suitable for extra small space, purification efficiency is very general.Although central air conditioner system can be widely used at present in office building, hospital, etc. the interior space, but can produce serious air pollution problem inside rooms simultaneously, and and be not suitable for household house, numerous product like that, nearly all cannot well address these problems, and power consumption is all very large mostly.
Therefore, for above-mentioned situation, how to design a kind of (being applicable to indoor) and utilize solar energy and be installed on outdoor air purifier, avoid the adverse effect of indoor environment to reduce power consumption simultaneously, become those skilled in the art's important technological problems urgently to be resolved hurrily.
Utility model content
In view of this, the utility model provides a kind of new type solar energy high-efficiency environment friendly air purifier, can reduce power consumption, avoids the adverse effect to indoor environment simultaneously.
For achieving the above object, the utility model provides following technical scheme:
A new type solar energy high-efficiency environment friendly air purifier, comprises and is arranged on outdoor outdoor section, and is arranged on the indoor section that indoor wall is connected in described outdoor section; Described outdoor section comprises solar panels, suction fan, purifier main body and fixed support, and described solar panels can provide energy for described suction fan and described purifier main body, and described indoor section comprises air purifier outlet.
Preferably, described outdoor section also comprises the battery being connected with described solar panels by anti-return diode.
Preferably, described solar panels are fixed on separately on described fixed support, and add damper element in its underpart.
Preferably, in the two sides of described purifier main body, all offer the air suction inlet of described suction fan.
Preferably, described purifier main body comprises HEPA plate, ultraviolet sterilization device, nitrogen oxide processor and the anion generator that is communicated with successively setting, described nitrogen oxide processor adopting nano-TiO
2photocatalysis oxidation technique.
Preferably, described purifier main body also comprises the spiral speed reducer of the output that is communicated in described HEPA plate, the size of the output of described spiral speed reducer is greater than the size of input, and wall setting within it has the directed guide card of arc of indent camber line sheet structure, the directed guide card of described arc extends in opposite directions according to airflow direction and inwall, form helical structure, and be provided with small-sized baffle plate and a small amount of pore on the directed guide card of described arc; In the centre of described helical structure, run through and be provided with smooth safety glass cylinder, the small-sized overflow-type ultraviolet air-sterilizing lamp pipe of inner installation, as described ultraviolet sterilization device.
Preferably, the motor of described ultraviolet sterilization device and described suction fan is interlocked, by PLC controller, control the unlatching of magnetic valve, it is controlled and is regulated.
Preferably, described outdoor section is installed on outdoor wall, and described fixed support is specially two A-frames, can adopt on rivet or bolt fixed chamber exterior wall.
Preferably, described purifier main body is outside equipped with blimp; The both sides, top of described purifier main body arrange (0.5cm) slightly on the low side and prolong and 3cm, and add rain cover on described purifier main body top.
Preferably, described outdoor section also comprises the transformer as stand-by provision, and its connecting line is arranged on the rear flank portion of described purifier main body, can be directly connected in family on 220V power supply, through transformation, for motor, suction fan and described purifier main body can be worked.
From above-mentioned technical scheme, can find out that the new type solar energy high-efficiency environment friendly air purifier that the utility model provides is realized and utilized solar energy to provide energy to purify the air of a room, not power consumption and environment-friendly high-efficiency; Solved well due to air pollutions such as haze weather the difficult problem that dare not open a window in man; Meanwhile, because its agent structure is all installed on outdoorly, do not take the interior space, in addition product itself clean can low noise ，Dui Jiazhong resident family almost without affecting.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The integral installation structure chart of the air purifier that Fig. 1 provides for the utility model embodiment;
The internal structure schematic diagram of the air purifier main part that Fig. 2 provides for the utility model embodiment;
The structural representation of the spiral speed reducer that Fig. 3 provides for the utility model embodiment;
The structural representation of the nitrogen oxide processor that Fig. 4 provides for the utility model embodiment;
The air purifier composition of the control system structure chart that Fig. 5 provides for the utility model embodiment.
Wherein, 1 is main body cover and suction fan (each of both sides); 2 is rearmounted HEPA plate; 3 is ultraviolet sterilization device and spiral speed reducer, and 31 is spiral speed reducer main body, and 32 is small-sized dividing plate (the upper a small amount of pore of cloth), and 33 is the directed guide card of arc, and 34 is ultraviolet-sterilization pipe, and 35 is thin tempering glass pipe; 4 is nitrogen oxide processor, and 41 for connecing battery electric wire, and 42 is ultraviolet germicidal, and 43 is nitrogen oxide processor body, and 44 is optical fiber lattice; 5 is anion generator; 6 is housing and outlet; 7 is motor; 8 is blimp; 9 is fixing, sealing etc.; 10 is shell; 11 link on 220V power supply for power transformation device.
The specific embodiment
The utility model discloses a kind of new type solar energy high-efficiency environment friendly air purifier, can reduce power consumption, avoid the adverse effect to indoor environment simultaneously.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-Fig. 5, the integral installation structure chart of the air purifier that Fig. 1 provides for the utility model embodiment; The internal structure schematic diagram of the air purifier main part that Fig. 2 provides for the utility model embodiment; The structural representation of the spiral speed reducer that Fig. 3 provides for the utility model embodiment; The structural representation of the nitrogen oxide processor that Fig. 4 provides for the utility model embodiment; The air purifier composition of the control system structure chart that Fig. 5 provides for the utility model embodiment.
The new type solar energy high-efficiency environment friendly air purifier that the utility model embodiment provides, its core improvement is, comprises and is arranged on outdoor outdoor section, and be arranged on the indoor section that indoor wall is connected in outdoor section; Outdoor section comprises solar panels, suction fan, purifier main body and fixed support, and solar panels can provide energy for suction fan and purifier main body, and indoor section comprises air purifier outlet.
From above-mentioned technical scheme, can find out that the new type solar energy high-efficiency environment friendly air purifier that the utility model provides is realized and utilized solar energy to provide energy to purify the air of a room, not power consumption and environment-friendly high-efficiency; Solved well due to air pollutions such as haze weather the difficult problem that dare not open a window in man; Meanwhile, because its agent structure is all installed on outdoorly, do not take the interior space, in addition product itself clean can low noise ，Dui Jiazhong resident family almost without affecting.
As preferably, solar panels are new sunlight 50W type, and material is the monocrystalline solar panels of the hard-cover outlet of silicon series of high efficiency rank A level, and aluminum alloy frame can be suction fan and purifier main body power supply when having illumination.In order more efficiently to utilize solar energy, improve the stability of power supply, outdoor section also comprises the battery being connected with solar panels by anti-return diode.Its structure can be with reference to shown in Fig. 1, and the solar panels back side is recessed hollow structure, and upper design is fixed a terminal box, and lower space is placed solar storage battery (direct current 24V).The electric current that solar panels produce is direct current, has " positive and negative " utmost point binding post in the terminal box at its back side, and wiring cornice trip bolt, is used for fixing output electric wire.Solar panels can only be given 24 overhead accumulator chargings, and accumulator capacity is in 30-120AH(ampere-hour).In the time of charging, " positive and negative " utmost point of solar panels is " positive and negative " utmost point of corresponding battery respectively.For preventing that the electricity of battery in evening from refluxing, the anodal and last anti-return diode of the middle series connection of battery at solar panels, the positive pole of the black termination solar panels that connection is diode, the positive pole of silver color termination battery.The specification of solar panel: 622*550*25mm, nominal power 50W, open-circuit voltage 35V, photoelectric transformation efficiency is about 18.6%, net weight 4kg.On solar panel, the fixing of terminal box etc. all adopts nut to fix.
Consider the impact of the vibrations of purifier main body on solar panels, solar panels can be fixed on support separately according to user's request, and install damper element additional in its underpart.In the specific embodiment of this programme, damper element comprises: a damping reed of installing in solar panels bearing, and be placed on beam, can more effective protection service life of equipment.
Preferably, the motor of suction fan adopts the special motor (BESTFAN motor) of bass, model BTF8038UH12B, for two ball DC fans, minute fourth gear speed governing on product dial plate, speed adjustable range: 8-75 rev/min, rotating speed slows down moment of torsion and weakens (attention is low cruise for a long time, and simple and easy speed regulator can not be used).As shown in Figure 1, in the two sides of purifier main body, all offer blower air suction inlet, two sides air amount be mainly consider the balance and stability of mechanics and air quantity even, reduce blower fan load, strengthen purification efficiency; Shortcoming is to cause the weight of product to have increased slightly.Specific works parameter voltage direct current 24V, AMP1.5, power 18W, the highest 75RPM of speed, upper air current amount is 9.2m
3/ min, the flow of installing after combination purification device is about 6m
3/ min, total head is not less than 100Pa, can make the negative pressure state of reach-50Pa of confined space while moving continuously, fan noise is about 60 decibels, because equipment arranges blimp outward, and be installed on outdoor, so can not cause indoor generation noise.
Refer to shown in Fig. 2, purifier main body comprises HEPA plate (high efficiency particle air filter), ultraviolet sterilization device, nitrogen oxide processor and the anion generator that is communicated with successively setting, HEPA plate and ultraviolet sterilization device be for air cleaning and sterilization, and anion generator can produce and allow the anion of people's spirit and QI cleaning.
In the specific embodiment of this programme, the spiral speed reducer of having gone back designed, designed, for realize air in the deceleration of equipment to extend the time of staying, thereby better realize purification and sterilization and protection equipment.Its structure can be with reference to shown in Fig. 2 and Fig. 3, and ultraviolet sterilization device and spiral speed reducer are placed in purifier main body near solar panels one side, and outside air is by suction fan, and the bottom circular hole passage from dividing plate after the filtration of HEPA plate enters spiral speed reducer.The size of the output of spiral speed reducer body 31 is greater than the size of input, be preferably taper here, and on the detent of wall, be designed with the directed guide card 33 of arc within it, for indent camber line sheet structure, arc plate extends in opposite directions according to airflow direction and inwall, form helical structure, and on the directed guide card 33 of arc, be provided with the upper a small amount of pore of cloth of small-sized dividing plate 32(), according to principle of dynamics, can make gas at arc groove place, form voluntarily small-sized convolution air chamber, the gas that bottom enters is afterwards played to the effect of drag braking, make equipment operation more steady simultaneously.A thin tempering glass pipe 35 of design in the middle of helical structure, be fixed on the bottom of helical structure, for running through up and down screw, diameter is about 4.5cm, the small-sized overflow-type ultraviolet air-sterilizing lamp pipe 34 of inner installation, the fluorescent tube that the model that adopts Shanghai Xin Kui environmental unit Co., Ltd to produce customization is XK-H, basic parameter is: power 35w, operating pressure 0.1(Mpa), size 18*12*83mm, sterilizing rate can reach 95%, ultraviolet output average life span reaches 28000 hours.Ultraviolet lamp tube is designed to three pipe triangularities and arranges, and in the middle of three fluorescent tubes, is provided with reflection dividing plate, the bacterium in can utilizing greatly ultraviolet light to kill to purify air.
As shown in Figure 3, the entrance that purifies air below, outlet above, figure mean camber line nonlinear organization, but the directed guide card 33(of arc indent), and be furnished with the aperture of a small amount of diameter 2cm in the above, the inlet air side plate of aperture lifts on a little, can reduce so the long-time impact of air to plate, make steadily efficient operation of equipment.Short-term is a small amount of small-sized dividing plate 32 of design, and material is hard plastic, and mounting means is mosaic.In figure, cylinder is thin tempering glass pipe 35, mainly for the protection of inner ultraviolet-sterilization fluorescent tube 34.
Further, the motor of ultraviolet sterilization device and suction fan is interlocked, by PLC controller, control the unlatching of magnetic valve, it is controlled and is regulated.
Air is after purification and sterilization, by process pipelines, enter nitrogen oxide processor, Main Function promotes the oxygen content in purifying air relatively, makes the environment of room air in an oxygen enrichment, and the removal of nitrogen oxide purifies and adopts at present the relatively nano-TiO of main flow
2photocatalysis oxidation technique, TiO
2conductor oxidate for N-type band-gap energy is 3.2ev, can activate at the ultraviolet region that is less than 380nm wavelength, and advantage is for activity is high, chemical stability good, easily load to medium surface.This design is by TiO
2be attached on the inner surface of optical fiber lattice and cylinder, ultraviolet source is placed in central illumination.As shown in Figure 4, wherein 41 for connecing battery electric wire for the structure of nitrogen oxide processor 4, and 42 is ultraviolet germicidal, and 43 is nitrogen oxide processor body, and 44 is optical fiber lattice.
At the front end of clean air outlet, pipeline is provided with a bypass in addition, and anion generator is installed, this equipment interlockings such as motor equally and above, and the air of purification and the anion of generation are mixed into outlet line.Oxygen-enriched environment and anion can make wherein spirit and QI cleaning of person place.
Continuous when overcast and rainy, solar energy will greatly be limited, because energy storage deficiency may cause clarifier, cannot work, user's life is exerted an influence, so product has added a transformer as stand-by provision, its connecting line is arranged on the rear flank portion of purifier main body, if when solar energy is restricted, can be directly connected in family on 220V power supply, through transformation for motor, suction fan and purifier main body can be worked, thereby facilitate for user.
The overall thinking of the utility model clarifier structural design the structure problem of solar panels and combination purification device, utilize efficiently inner structure space.The outdoor section of this utility model is applicable to being installed on outdoor wall, and fixed support is specially two A-frames, can adopt rivet or be bolted on outdoor wall, and solar panels and purifier main body are fixing as shown in Figure 1.Certainly, can also according to actual needs outdoor section be directly installed on outdoor ground, those skilled in the art can adjust accordingly to support bracket fastened structure, do not repeat them here.
Purifier main body shell is ADS material; both sides, top are arranged to (0.5cm) slightly on the low side and prolong 3cm, mainly prevent that rainy day rainwater from entering, and add rain cover on purifier main body top; purifier main body is protected, and rain cover and blimp can not exert an influence to equipment operation.
Product need be opened on the wall the hole of a 5cm or in window corner, establish a square air-breather, can make cleaning air flow indoor, and the silver color cover that does not affect ventilation is installed in indoor Kong Shangke, also can like according to user oneself, in the situation that not affecting ventilation, freely decorate, in indoor enjoyment natural forest wind, allow the more warm coordination of indoor layout.
It is control centre that the controller of product design be take microcomputer (single-chip microcomputer), mainly contains following function: regulate fan motor rotational speed (third gear), and cooling and warming, sterilization dedusting, produces the mode of operations such as anion.The relevant operational factor of combined sensor to clarifier, the start-stop of fan electromotor and rotating speed, control the groove gap aperture of the wind speed of air amount, the multi-parameters such as the temperature of motor and spiral speed reducer outlet, humidity detect in real time, and compare with the setting signal that guidance panel is sent here, by judging after calculation process, then export corresponding regulation and control signal, by corresponding executing agency, it adjusted timely and is revised, realizing the omnibearing Optimal Control of clarifier and adjusting.This circuit system is mainly comprised of suction fan Electric Machine Control, wind-speed gear control, temperature humidity sampling, LED demonstration, key circuit etc., host CPU is selected the MB89P485 chip of Fuji Tsu's high performance-price ratio, include 42 I/O mouths, 2 16 Multifunction timed/counters, a Watchdog timer, clock is asynchronous/synchronous serial communication mouth, and 4 10, tunnel A/D converters, a PWM pulsewidth modulation mouth.This single-chip microcomputer carries A/D circuit, and the formation of temperature sampling circuit consists of thermistor temperature sensor and a precision resister dividing potential drop, for improving antijamming capability, has been connected in series a resistance, and connects a filter capacitor on single-chip microcomputer mouth line.System architecture as shown in Figure 5.
In sum, the technical scheme that the utility model will solve above-mentioned these problems is to realize like this, utilize solar energy to be converted to electric energy and kinetic energy, air is introduced to purifier, dedusting and sterilization, and produce anion, allow pure and fresh clean natural wind directly enter indoor, save the energy and purification efficiency higher, meet country and advocate environmental protection theory.This utility model solar air purification device is mainly by solar panels, battery, and suction fan, HEPA plate, spiral speed reducer, ultraviolet-sterilization system, anion generator, fixed support forms.Product is directly installed on outdoor wall, does not affect daylighting, can be to indoor generation noise, and root, air is processed, allow family as be in pure and fresh pleasant forest, and give the indoor life of green healthiness
The existing purified product of the utility model product contrast has following advantage:
1. be installed on outdoorly, do not take the interior space.
2. clean energy is efficient, environmental protection, and applicability is strong.
3. efficiency of dust collection is very high, and dust removal efficiency can reach 99.30%, tentatively sterilization simultaneously.
4. produce anion, can make in family amenity salubrious.
5. from outdoor air amount air quantity and time, can conveniently adjust.
In this description, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a new type solar energy high-efficiency environment friendly air purifier, is characterized in that, comprises and is arranged on outdoor outdoor section, and be arranged on the indoor section that indoor wall is connected in described outdoor section; Described outdoor section comprises solar panels, suction fan, purifier main body and fixed support, and described solar panels can provide energy for described suction fan and described purifier main body, and described indoor section comprises air purifier outlet.
2. new type solar energy high-efficiency environment friendly air purifier according to claim 1, is characterized in that, described outdoor section also comprises the battery being connected with described solar panels by anti-return diode.
3. new type solar energy high-efficiency environment friendly air purifier according to claim 1, is characterized in that, described solar panels are fixed on separately on described fixed support, and add damper element in its underpart.
4. new type solar energy high-efficiency environment friendly air purifier according to claim 1, is characterized in that, all offers the air suction inlet of described suction fan in the two sides of described purifier main body.
5. new type solar energy high-efficiency environment friendly air purifier according to claim 1, it is characterized in that, described purifier main body comprises HEPA plate, ultraviolet sterilization device, nitrogen oxide processor and the anion generator that is communicated with successively setting, described nitrogen oxide processor adopting nano-TiO
2photocatalysis oxidation technique.
6. new type solar energy high-efficiency environment friendly air purifier according to claim 5, it is characterized in that, described purifier main body also comprises the spiral speed reducer of the output that is communicated in described HEPA plate, the size of the output of described spiral speed reducer is greater than the size of input, and wall setting within it has the directed guide card of arc of indent camber line sheet structure, the directed guide card of described arc extends in opposite directions according to airflow direction and inwall, form helical structure, and be provided with small-sized baffle plate and a small amount of pore on the directed guide card of described arc; In the centre of described helical structure, run through and be provided with smooth safety glass cylinder, the small-sized overflow-type ultraviolet air-sterilizing lamp pipe of inner installation, as described ultraviolet sterilization device.
7. new type solar energy high-efficiency environment friendly air purifier according to claim 6, is characterized in that, the motor of described ultraviolet sterilization device and described suction fan is interlocked, and controls the unlatching of magnetic valve by PLC controller, and it is controlled and is regulated.
8. new type solar energy high-efficiency environment friendly air purifier according to claim 1, it is characterized in that, described outdoor section also comprises the transformer as stand-by provision, its connecting line is arranged on the rear flank portion of described purifier main body, can be directly connected in family on 220V power supply, through transformation, for motor, suction fan and described purifier main body can be worked.
9. new type solar energy high-efficiency environment friendly air purifier according to claim 1, is characterized in that, described outdoor section is installed on outdoor wall, and described fixed support is specially two A-frames, can adopt rivet or be bolted on outdoor wall.
10. new type solar energy high-efficiency environment friendly air purifier according to claim 1, is characterized in that, described purifier main body is outside equipped with blimp; The both sides, top of described purifier main body are than middle low 0.5cm and go out 3cm to extension, and add rain cover on described purifier main body top.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320499654.4U CN203464397U (en) | 2013-08-15 | 2013-08-15 | Novel solar high-efficient and environmental-friendly air cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499654.4U CN203464397U (en) | 2013-08-15 | 2013-08-15 | Novel solar high-efficient and environmental-friendly air cleaner |
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| CN203464397U true CN203464397U (en) | 2014-03-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606235A (en) * | 2016-02-03 | 2016-05-25 | 成都信息工程大学 | Solar overtemperature alarm |
| CN105680790A (en) * | 2016-04-01 | 2016-06-15 | 华北电力大学（保定） | All-weather haze-removing solar panel device |
| CN110608481A (en) * | 2018-06-14 | 2019-12-24 | 付常荟 | Air purifier with solar sterilization function |
-
2013
- 2013-08-15 CN CN201320499654.4U patent/CN203464397U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606235A (en) * | 2016-02-03 | 2016-05-25 | 成都信息工程大学 | Solar overtemperature alarm |
| CN105680790A (en) * | 2016-04-01 | 2016-06-15 | 华北电力大学（保定） | All-weather haze-removing solar panel device |
| CN110608481A (en) * | 2018-06-14 | 2019-12-24 | 付常荟 | Air purifier with solar sterilization function |
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