CN111089356B - Remove haze air purifier - Google Patents
Remove haze air purifier Download PDFInfo
- Publication number
- CN111089356B CN111089356B CN201911297030.2A CN201911297030A CN111089356B CN 111089356 B CN111089356 B CN 111089356B CN 201911297030 A CN201911297030 A CN 201911297030A CN 111089356 B CN111089356 B CN 111089356B
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- haze
- air
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- gas
- rotator
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Classifications
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- 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
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- 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
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- 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
- F24F8/108—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 using dry filter elements
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- 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
- F24F8/175—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 using biological materials, plants or microorganisms
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- 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
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
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- 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
- F24F8/90—Cleaning of purification apparatus
Abstract
The invention provides a haze-removing air purifier, which comprises a controller, an embedded rod, an upper sealing plate, a base, a haze-removing structure, an exhaust fan, an air guide frame and a control knob, wherein the haze-removing filtering structure is arranged, so that external air enters the haze-removing filtering structure, then the haze-removing filtering structure passes through a composite filtering layer, particles in the air are treated, adsorbed, catalytically cracked and removed by the composite filtering layer, then the floating particles in the air pass through an ultramicro filtering layer, the ultramicro filtering layer is used for filtering floating particles in the air, so that the air is purified, the treated air passes through the microorganism filtering layer, bacteria and other substances in the air are sterilized again by the microorganism filtering layer, the air can be effectively purified, the safety of the treated air is ensured, and the microorganism filtering layer can be effectively prevented from being blocked by the rotary vibrator, so that the treated gas cannot be effectively discharged.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to a haze-removing air purifier.
Background
Haze, which is a combination word of fog and haze. Along with the development of society, haze weather frequently appears in people's lives, especially in areas such as Jingjin Ji, and the haze weather becomes the life normality. Because the inside of haze contains a large amount of fine particles, the inside of fine particles matter weight float in the air too light, so far, current most air purifier all possesses and removes the haze function to this quality of improving the air, but prior art has following defect:
when removing the haze to the air, all filter treatment to it through the active carbon usually to this to carry out filter treatment to the floating granule in the air in the future, but the active carbon filter screen lacks the ability of attaching to pollution molecule in its hole, still pollute constantly from the hole escape back to the air in, this causes secondary pollution very easily, simultaneously inside filter screen frame after long-time use, the filter screen frame outside will be adsorbed a large amount of debris, thereby cause to block up microorganism filter layer filter screen hole, cause when filtering the air, the circulation of air worsens.
Summary of the invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a haze-removing air purifier, which solves the problems that when air is subjected to haze removal, the air is usually subjected to filtering treatment through active carbon, so that floating particles in the air are filtered in the future, but an active carbon filter screen is lack of the capacity of attaching pollutant molecules to pores of the active carbon filter screen, the pollutants are continuously leaked back to the air from the pores, secondary pollution is easily caused, and simultaneously, after the inner side filter screen frame is used for a long time, a large amount of impurities are adsorbed on the outer side of the filter screen frame, so that the filter screen holes of a microorganism filter layer are blocked, and the air circulation is poor when the air is filtered.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a haze-removing air purifier structurally comprises a controller, an embedded rod, an upper sealing plate, a base, a haze-removing structure, an exhaust fan, an air guide frame and a control knob, the control knob is arranged at the front end of the controller and is electrically connected with the front end of the controller, the lower end of the controller is fixedly connected with the upper sealing plate through the embedded rod, the haze removing structure is arranged between the upper sealing plate and the base and is mechanically connected with the base, the upper sealing plate is arranged above the haze removing structure, the base is arranged below the haze removing structure, the exhaust fan is mechanically connected with the air guide frame, the air guide frame is arranged in the controller, the haze removing structure comprises a filter screen rotary vibration structure, a haze removing filter structure and an outer metal filter net rack, the filter screen rotary vibration structure is installed in except that the haze filtration inboard, outer metal filters puts up the inboard filter screen rotary vibration structure and except that the haze filtration.
Preferably, the filter screen rotary vibration structure comprises a rotary vibrator and a microorganism filter layer, the microorganism filter layer is fixedly arranged on the rotary vibrator, and the microorganism filter layer is of a circular ring structure.
Preferably, remove haze filtration including support fixed knot structure, compound filter layer, ultra-fine filter layer, strut frame, compound filter layer installs in support fixed knot structure inboard, support fixed knot structure and strut frame fixed connection, ultra-fine filter layer installs on strut frame, compound filter layer is the ring column structure.
Preferably, the supporting and fixing structure comprises a clamping rod, an upper foaming sealing ring, a groove ring and a lower foaming sealing ring, the clamping rod is embedded in the lower end of the upper foaming sealing ring and bonded through glue solution, the clamping rod is embedded above the lower foaming sealing ring and bonded through glue solution, the upper foaming sealing ring and the groove ring are of an integrated structure, and the upper foaming sealing ring and the lower foaming sealing ring are identical in structure.
Preferably, the microorganism filtering layer comprises a rotator fixing structure, connecting support plates, a connecting rod, a rotary fixing disc, a rotator, a rotary ring, a vibration seat and two impact balls, the rotator is mounted at the lower end of the rotator fixing structure, the connecting support plates are fixedly mounted between the rotary rings, the rotary fixing disc is welded with the rotary ring through the connecting rod, the upper part of the rotary fixing disc is fixedly connected with the lower end of the rotator, the connecting support plates are welded on the vibration seat, the impact balls are arranged on the inner side of the vibration seat, and the rotary rings are provided with two rotation rings and are all in a circular ring structure.
Preferably, circulator fixed knot constructs including upper fixed disk, connecting rod, solid fixed ring, fitting pin, the upper fixed disk lower extreme welds with the connecting rod upper end mutually, the fitting pin embedding is installed and is passed through bolted connection on solid fixed ring, the connecting rod lower extreme welds with solid fixed ring upper end mutually, gu fixed ring is the ring structure, and evenly is equipped with four guide holes in solid fixed ring outside.
(III) advantageous effects
The invention provides a haze-removing air purifier. The method has the following beneficial effects:
1. according to the invention, by arranging the haze removal filtering structure, external gas enters the haze removal filtering structure, then passes through the composite filtering layer, particles in the gas are treated, adsorbed and catalytically cracked by the composite filtering layer, then passes through the ultramicro filtering layer, and floating particles in the gas are filtered by the ultramicro filtering layer, so that the gas is purified, the treated gas passes through the microorganism filtering layer, and substances such as bacteria in the gas are sterilized again by the microorganism filtering layer, so that the gas can be effectively purified, and the treated gas is safer.
2. According to the invention, the rotary vibrator is arranged, so that the rotator drives the rotary fixed disc to rotate, the rotary fixed disc drives the rotary ring connected with the connecting rod to rotate, the connecting support plate also rotates along with the rotary ring, the vibration seat above the connecting support plate is driven by the rotary vibrator to rotate along with the rotary ring, so that the impact balls in the vibration seat impact the vibration seat, the vibration seat vibrates under the action of the impact balls, the vibration seat drives the connecting support plate to vibrate along with the vibration seat, the microbial filter layer is acted by the connecting support plate, and the microbial filter layer is vibrated to fall under the action of vibration force, so that the problem that the microbial filter layer is blocked by impurities and treated gas cannot be effectively discharged is effectively avoided.
Drawings
FIG. 1 is a schematic structural view of a haze removing air purifier according to the present invention;
FIG. 2 is a schematic structural view of a haze removal structure according to the present invention;
FIG. 3 is a schematic top view of the filter screen rotating vibration structure according to the present invention;
FIG. 4 is a schematic structural view of the haze removal filter structure of the present invention from above;
FIG. 5 is a front view of the supporting and fixing structure of the present invention;
FIG. 6 is a front view of a microbial filter according to the present invention;
FIG. 7 is a schematic view of a partial top view of a rotary vibrator according to the present invention;
fig. 8 is a three-dimensional structure diagram of the rotator fixing structure of the present invention.
In the figure: a controller-1, an embedded rod-2, an upper sealing plate-3, a base-4, a haze removing structure-5, an exhaust fan-6, an air guide frame-7, a control knob-8, a filter screen rotating and vibrating structure-51, a haze removing and filtering structure-52, an outer metal filter screen frame-53, a rotary vibrator-511, a microorganism filter layer-512, a support fixing structure-521, a composite filter layer-522, a HEPA ultramicro filter layer-523, a strut frame-524, a clamping rod-211, an upper foaming sealing ring-212, a groove ring-213, a lower foaming sealing ring-214, a rotator fixing structure-C1, a connecting support plate-C2, a connecting rod-C3, a rotary fixed plate-C4, a rotator-C5, a rotary ring-C6, a vibrating seat-C7, The impact ball-C8, the upper fixing disc-CC 1, the connecting rod-CC 2, the fixing ring-CC 3 and the locking pin-CC 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in figures 1 to 5:
the embodiment of the invention provides a haze removing air purifier which comprises a controller 1, an embedded rod 2, an upper sealing plate 3, a base 4, a haze removing structure 5, an exhaust fan 6, an air guide frame 7 and a control knob 8, wherein the control knob 8 is arranged at the front end of the controller 1 and is electrically connected, the lower end of the controller 1 is fixedly connected with the upper sealing plate 3 through the embedded rod 2, the haze removing structure 5 is arranged between the upper sealing plate 3 and the base 4 and is mechanically connected, the upper sealing plate 3 is arranged above the haze removing structure 5, the base 4 is arranged below the haze removing structure 5, the exhaust fan 6 is mechanically connected with the air guide frame 7, the air guide frame 7 is arranged inside the controller 1, the haze removing structure 5 comprises a filter screen rotating and vibrating structure 51, a haze removing filter structure 52 and an outer metal filter screen frame 53, the filter screen rotating and vibrating structure 51 is arranged inside the haze removing filter structure 52, the inner side of the outer metal filter net rack 53 is provided with a filter net rotary vibration structure 51 and a haze removal filter structure 52.
The filter screen rotating and vibrating structure 51 comprises a rotating vibrator 511 and a microorganism filtering layer 512, the microorganism filtering layer 512 is fixedly installed on the rotating vibrator 511, the microorganism filtering layer 512 is of a circular ring structure, and microorganisms and bacteria in the air can be filtered through the microorganism filtering layer 512.
Wherein, remove haze filtration 52 including supporting fixed knot structure 521, compound filter layer 522, HEPA ultra-fine filtration layer 523, strut frame 524, compound filter layer 522 is installed in supporting fixed knot structure 521 inboard, support fixed knot structure 521 and strut frame 524 fixed connection, HEPA ultra-fine filtration layer 523 is installed on strut frame 524, compound filter layer 522 is the ring column structure, and compound filter layer 522 adopts active carbon and zeolite powder to make to can be effectual carry out the effect of adsorbing, catalytic cracking to the particulate matter in the air.
The supporting and fixing structure 521 comprises a clamping rod 211, an upper foaming sealing ring 212, a groove ring 213 and a lower foaming sealing ring 214, wherein the clamping rod 211 is embedded in the lower end of the upper foaming sealing ring 212 and bonded through glue solution, the clamping rod 211 is embedded in the upper part of the lower foaming sealing ring 214 and bonded through glue solution, the upper foaming sealing ring 212 and the groove ring 213 are in an integrated structure, the upper foaming sealing ring 212 and the lower foaming sealing ring 214 have the same structure and are used for fixing the composite filtering layer 522, and the composite filtering layer 522 can be tightly arranged between the upper foaming sealing ring 212 and the lower foaming sealing ring 214.
The specific working process is as follows:
when gas is purified, only the exhaust fan 6 needs to be controlled to exhaust the gas outwards, so that the external gas enters the haze-removing filtering structure 52 through the outer metal filtering net rack 53, then passes through the composite filtering layer 522, particles in the gas are treated, adsorbed and catalytically cracked by the composite filtering layer 522, then pass through the HEPA ultramicro filtering layer 523, floating particles in the gas are filtered by the HEPA ultramicro filtering layer 523, so that the gas is purified, the treated gas passes through the microorganism filtering layer 512, the microorganism filtering layer 512 is used for sterilizing substances such as bacteria in the gas again, the safety of the gas is ensured, and the treated gas is discharged through the air guide frame 7 by the exhaust fan 6.
Example 2
As shown in fig. 3, 6 to 8:
the embodiment of the invention provides a haze-removing air purifier,
the microorganism filtering layer 512 comprises a rotator fixing structure C1, connecting support plates C2, connecting rods C3, a rotating fixed plate C4, a rotator C5, a rotating ring C6, a vibration seat C7 and an impact ball C8, wherein the rotator C5 is installed at the lower end of the rotator fixing structure C1, the connecting support plates C2 are fixedly installed between the rotating rings C6, the rotating fixed plate C4 is welded with the rotating ring C6 through the connecting rods C3, the upper part of the rotating fixed plate C4 is fixedly connected with the lower end of the rotator C5, the connecting support plate C2 is welded on the vibration seat C7, the inner side of the vibration seat C7 is provided with the impact ball C8, the rotating ring C6 is provided with two in total and is in a circular ring structure, when the impact ball C8 in the vibration seat C7 rotates under the driving of the rotator C5, the vibration seat C7 impacts the vibration seat C7 to generate vibration, so that the vibration seat C7 performs the connecting function to the vibration seat C2, allowing the connecting strip C2 to vibrate therewith.
Wherein, circulator fixed knot constructs C1 includes upper fixed disk CC1, connecting rod CC2, solid fixed ring CC3, fitting pin CC4, upper fixed disk CC1 lower extreme and connecting rod CC2 upper end weld mutually, fitting pin CC4 embedding is installed and is passed through bolted connection on solid fixed ring CC3, connecting rod CC2 lower extreme and solid fixed ring CC3 upper end weld mutually, gu fixed ring CC3 is the ring structure, and evenly be equipped with four guide holes in solid fixed ring CC3 outside for with fitting pin CC4 mutually supporting effect, thereby let fitting pin CC4 fix circulator C5.
The specific working process is as follows:
when gas is filtered, the rotator C5 is started, so that the rotator C5 drives the rotary fixed disk C4 to rotate, the rotary fixed disk C4 drives the rotary ring C6 connected with the connecting rod C3 to rotate, the connecting support plate C2 also rotates along with the rotary fixed disk C5, the vibration seat C7 above the connecting support plate C2 is driven to rotate along with the rotary fixed disk C7, the impact small ball C8 in the vibration seat C7 impacts the vibration seat C7, the vibration seat C7 vibrates under the action of the impact small ball C8, the vibration seat C7 drives the connecting support plate C2 to vibrate along with the vibration seat C2, and the microbial filter layer 512 does work through the connecting support plate C2, so that the microbial filter layer 512 vibrates impurities above the microbial filter layer 512 under the action of vibration.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a remove haze air purifier, its structure includes controller (1), embedding pole (2), goes up shrouding (3), base (4), removes haze structure (5), air exhauster (6), air guide frame (7), control knob (8), install in controller (1) front end and pass through the electricity and connect, controller (1) lower extreme passes through embedding pole (2) and last shrouding (3) fixed connection, go up shrouding (3) and install in removing haze structure (5) top, base (4) are installed in removing haze structure (5) below, air exhauster (6) and air guide frame (7) mechanical connection, install inside controller (1) air guide frame (7), its characterized in that: except that haze structure (5) includes filter screen rotational vibration structure (51), except that haze filtration structure (52), outer metal filter screen frame (53), filter screen rotational vibration structure (51) is installed in except that haze filtration structure (52) are inboard, outer metal filter screen frame (53) inboard is equipped with filter screen rotational vibration structure (51) and except that haze filtration structure (52), filter screen rotational vibration structure (51) includes rotary vibrator (511), microorganism filtering layer (512) fixed mounting is on rotary vibrator (511), except that haze filtration structure (52) including support fixed knot structure (521), compound filter layer (522), HEPA ultramicro filtering layer (523), strut frame (524), compound filter layer (522) are installed in supporting fixed knot structure (521) inboard, support fixed knot structure (521) and strut frame (524) fixed connection, the HEPA ultramicro-filtration layer (523) is arranged on a strut frame (524), the supporting and fixing structure (521) comprises a clamping rod (211), an upper foaming sealing ring (212), a groove ring (213) and a lower foaming sealing ring (214), the clamping rod (211) is embedded in the lower end of the upper foaming sealing ring (212) and is bonded through glue solution, the clamping rod (211) is embedded in the upper part of the lower foaming sealing ring (214) and is bonded through glue solution, the upper foaming sealing ring (212) and the groove ring (213) are in an integrated structure, the microorganism filtration layer (512) comprises a rotator fixing structure (C1), a connecting support plate (C2), a connecting rod (C3), a rotary fixed disk (C4), a rotator (C5), a rotating ring (C6), a vibration seat (C7) and an impact small ball (C8), the rotator (C5) is arranged at the lower end of the rotator fixing structure (C1), and the connecting support plate (C2) is fixedly arranged between the rotating rings (C6), the rotary fixing disc (C4) is welded with a rotary ring (C6) through a connecting rod (C3), the upper part of the rotary fixing disc (C4) is fixedly connected with the lower end of a rotator (C5), a connecting support plate (C2) is welded on a vibration seat (C7), an impact small ball (C8) is arranged on the inner side of the vibration seat (C7), a rotator fixing structure (C1) comprises an upper fixing disc (CC1), a connecting rod (CC2), a fixing ring (CC3) and a locking pin (CC4), the lower end of the upper fixing disc (CC1) is welded with the upper end of the connecting rod (CC2), the locking pin (CC4) is embedded and installed on the fixing ring (CC3) and connected through a bolt, and the lower end of the connecting rod (CC2) is welded with the upper end of a fixing ring (CC 3);
when the gas is purified, only the exhaust fan (6) needs to be controlled to exhaust the gas outwards, so that the external gas passes through the outer metal filter net rack (53) and enters the haze removal filter structure (52), then passes through the composite filter layer (522), particles in the gas are treated, adsorbed and catalytically cracked by the composite filter layer (522), then passes through the HEPA ultramicro filter layer (523), floating particles in the gas are filtered by the HEPA ultramicro filter layer (523), so that the gas is purified, the treated gas passes through the microorganism filter layer (512), bacteria substances in the gas are sterilized again through the microorganism filter layer (512), so that the safety of the gas is ensured, then the treated gas is exhausted through the air guide frame (7) by the exhaust fan (6), and while the gas is filtered, the rotator (C5) is started, so that the rotator (C5) drives the rotating fixed disk (C4) to rotate, the rotating ring (C6) connected with the connecting rod (C3) is driven by the rotating fixed disk (C4) to rotate, the connecting support plate (C2) also rotates along with the rotating fixed disk, the vibrating seat (C7) above the connecting support plate (C2) is driven by the rotating fixed disk to rotate along with the rotating fixed disk, the small impacting balls (C8) in the vibrating seat (C7) impact the vibrating seat (C7), the vibrating seat (C7) vibrates under the action of the small impacting balls (C8), the vibrating seat (C7) drives the connecting support plate (C2) to vibrate along with the vibrating fixed disk, and the microbial filter layer (512) is driven by the connecting support plate (C2), so that the microbial working filter layer (512) can fall down under the action of vibration.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911297030.2A CN111089356B (en) | 2019-12-17 | 2019-12-17 | Remove haze air purifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911297030.2A CN111089356B (en) | 2019-12-17 | 2019-12-17 | Remove haze air purifier |
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| CN111089356A CN111089356A (en) | 2020-05-01 |
| CN111089356B true CN111089356B (en) | 2021-03-30 |
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| CN112797556B (en) * | 2021-01-15 | 2022-05-06 | 承德裕民商贸有限公司 | Air purifier for removing peculiar smell and gaseous pollutants |
| CN112973342A (en) * | 2021-03-23 | 2021-06-18 | 铜陵金基科技有限公司 | Full-automatic multifunctional indoor and outdoor air purifier |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR940007834Y1 (en) * | 1992-01-22 | 1994-10-24 | 강진구 | Apparatus for removing futile air of air-filter in air conditioner |
| US5332425A (en) * | 1993-02-22 | 1994-07-26 | Hung Hsing Electric Co., Ltd. | Air purifier |
| CN203507690U (en) * | 2013-09-17 | 2014-04-02 | 顾兵 | Air purifier |
| CN203949290U (en) * | 2014-07-08 | 2014-11-19 | 刘金怀 | A kind of mechanical transmission-type Wind-driven air clearing machine |
| CN109882952A (en) * | 2017-12-05 | 2019-06-14 | 陕西百世恒环保科技发展有限公司 | A kind of efficient indoor air purification device |
| CN108592361A (en) * | 2018-04-29 | 2018-09-28 | 上海信业智能科技股份有限公司 | A kind of air cleaning system air inlet duct |
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Effective date of registration: 20210312 Address after: 510507 room 605, 611 yueken Road, Tianhe District, Guangzhou City, Guangdong Province Applicant after: GUANGDONG HEXIN ENGINEERING PROJECT MANAGEMENT Co.,Ltd. Address before: No. 161, Guangzhou Semiconductor Materials Research Institute, Dongguan Zhuang, Guangzhou, Guangdong 510610 Applicant before: Cai Yuming |
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