CN212777786U - Low noise air purifier - Google Patents
Low noise air purifier Download PDFInfo
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- CN212777786U CN212777786U CN202021345574.XU CN202021345574U CN212777786U CN 212777786 U CN212777786 U CN 212777786U CN 202021345574 U CN202021345574 U CN 202021345574U CN 212777786 U CN212777786 U CN 212777786U
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Abstract
The utility model discloses a low-noise air purifier, which comprises a shell, a mounting plate, an air guide device and a plurality of spoilers; the shell is provided with an installation cavity, an air inlet and an air outlet which are communicated with the installation cavity; the mounting plate is arranged in the mounting cavity and divides the mounting cavity into an air inlet cavity and an air outlet cavity, and the mounting plate is provided with a first vent communicated with the air inlet cavity and the air outlet cavity; the air inlet is communicated with the air inlet cavity, and the air outlet is communicated with the air outlet cavity; the air guide device is arranged on the mounting plate and is arranged close to the first vent, and the air guide device is positioned in the air outlet cavity and is used for guiding air in the air inlet cavity into the air outlet cavity; the plurality of spoilers are arranged on the side wall of the first vent at intervals and used for slowing down the flow velocity of the airflow in the first vent. The utility model provides a low noise air purifier can reduce air purifier's noise at work.
Description
Technical Field
The utility model relates to an air purification technical field, in particular to low noise air purifier.
Background
Air purifiers are widely used for air purification of indoor places, which refresh air in indoor environments by sucking and purifying external air and then discharging the air. Present air purifier is for reinforcing air purification function, generally all has stronger air to inhale and spit the ability, and the air current flows in air purifier fast and when circulating, spare part in air purifier's inner wall and the air purifier is strikeed to the air current, makes air purifier can produce noise at work, influences air purifier's use and experiences.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a low noise air purifier aims at reducing air purifier's noise at work.
In order to achieve the above object, the utility model provides a low noise air purifier, include:
the air conditioner comprises a shell, a fan and a fan, wherein the shell is provided with an installation cavity, and an air inlet and an air outlet which are communicated with the installation cavity;
the mounting plate is arranged in the mounting cavity and divides the mounting cavity into an air inlet cavity and an air outlet cavity, and the mounting plate is provided with a first ventilation opening communicated with the air inlet cavity and the air outlet cavity; the air inlet is communicated with the air inlet cavity, and the air outlet is communicated with the air outlet cavity;
the air guide device is arranged on the mounting plate and is adjacent to the first vent, and the air guide device is positioned in the air outlet cavity and used for guiding air in the air inlet cavity into the air outlet cavity; and
the spoilers are arranged on the side wall of the first vent at intervals and used for slowing down the flow velocity of the airflow in the first vent.
In an embodiment of the present invention, each spoiler is provided with a plurality of spoiler grooves, and the spoiler grooves are spaced apart from each other;
and/or each spoiler is provided with a plurality of sound absorbing holes which are arranged at intervals.
In an embodiment of the present invention, the cross-sectional area of the first ventilation opening gradually increases from the end close to the air guiding device to the end far away from the air guiding device;
the spoilers are sequentially arranged at intervals along the side wall of the first vent.
In an embodiment of the present invention, the low noise air purifier further includes a partition board disposed in the air outlet cavity, and the partition board divides the air inlet cavity into a first cavity and a second cavity;
the partition plate is provided with a plurality of second ventilation openings, and the second ventilation openings are communicated with the first cavity and the second cavity;
one end of the air guide device, which is far away from the mounting plate, penetrates through the partition plate.
In an embodiment of the present invention, the low noise air purifier further includes a plurality of chokes;
the two ends of each flow blocking piece are respectively connected with the partition plate and the mounting plate, and the plurality of flow blocking pieces are arranged around the air guide device.
In an embodiment of the present invention, the low noise air purifier further includes a flow guiding ring;
the guide ring is located in the first cavity and surrounds the air guide device, and the guide ring is arranged towards one side of the air guide device in a concave arc surface mode.
In an embodiment of the present invention, the low noise air purifier further includes a diffuser;
the flow dispersing piece is arranged on the top wall of the second chamber, and one side of the flow dispersing piece facing the partition board is arranged in an arc surface.
In an embodiment of the present invention, the low noise air purifier further includes a heating element;
the heating member is located in the air inlet, a plurality of meshes have been seted up to the heating member, the heating member is used for heating air in the air inlet.
In an embodiment of the present invention, the low noise air purifier further comprises a filtering component, wherein the filtering component comprises a filtering box and a flocculent filter;
the filter box is arranged in the air inlet cavity, is provided with a filter cavity and is provided with a plurality of diffusion holes communicated with the filter cavity, and the filter cavity is communicated with the air inlet;
the flocculent filter is arranged in the filter cavity and used for filtering the air in the filter cavity.
In an embodiment of the present invention, the low noise air purifier further includes a purifying assembly, the purifying assembly includes a first purifying member, an ultraviolet lamp, and a second purifying member;
the first purification piece the ultraviolet lamp and the second purify the piece in proper order the interval set up in the air inlet intracavity, first purification piece with the second purifies the piece and is used for air purification, the ultraviolet lamp is used for disinfecting.
The low-noise air purifier in the technical scheme of the utility model comprises a shell, a mounting plate, an air guide device and a plurality of spoilers, wherein the shell is provided with a mounting cavity and is provided with an air inlet and an air outlet which are communicated with the mounting cavity; the mounting plate is arranged in the mounting cavity and divides the mounting cavity into an air inlet cavity and an air outlet cavity, and the mounting plate is provided with a first vent communicated with the air inlet cavity and the air outlet cavity; the air inlet is communicated with the air inlet cavity, and the air outlet is communicated with the air outlet cavity; the air guide device is arranged on the mounting plate and is arranged close to the first vent, and the air guide device is positioned in the air outlet cavity and is used for guiding air in the air inlet cavity into the air outlet cavity; the spoilers are arranged on the hole wall of the first vent at intervals. Therefore, when the air guide device guides the air in the air inlet cavity into the air outlet cavity, the air in the air inlet cavity enters the first ventilation opening and flows through the plurality of spoilers; part of the airflow returns back to the air inlet cavity to decelerate under the partial stop of the spoilers and then enters the first vent; partial air flow flowing into the first air vent flows through the spacing spaces among the spoilers, and the air flow bypasses and slows down in the spacing spaces, so that the air flow enters the air guide device through the first air vent, the flow speed of the air flow is slow, the air flow cannot impact the first air vent and the air guide device quickly to generate noise, and the working noise of the air purification device is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of the low noise air purifier of the present invention;
FIG. 2 is an enlarged structural view of portion A of FIG. 1;
FIG. 3 is a schematic view showing a partition plate of the low noise air cleaner of FIG. 1;
fig. 4 is a schematic structural view of a heating member in the low noise air cleaner of fig. 1.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Throughout this document, "and/or" is meant to include three juxtaposed aspects, exemplified by "A and/or B," including either the A aspect, or the B aspect, or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a low noise air purifier for air purification.
In the embodiment of the present invention, as shown in fig. 1 and fig. 2, the low noise air cleaner includes a housing 1, a mounting plate 2, an air guide device 3, and a plurality of spoilers 22; the shell 1 is provided with a mounting cavity 11, an air inlet 12 and an air outlet 13 which are communicated with the mounting cavity 11; the mounting plate 2 is arranged in the mounting cavity 11 and divides the mounting cavity 11 into an air inlet cavity 111 and an air outlet cavity 112, and the mounting plate 2 is provided with a first ventilation opening 21 communicating the air inlet cavity 111 and the air outlet cavity 112; the air inlet 12 is communicated with the air inlet cavity 111, and the air outlet 13 is communicated with the air outlet cavity 112; the air guide device 3 is arranged on the mounting plate 2 and is adjacent to the first ventilation opening 21, and the air guide device 3 is positioned in the air outlet cavity 112 and is used for guiding air in the air inlet cavity 111 to enter the air outlet cavity 112; a plurality of spoilers 22 are provided at intervals on the side wall of the first ventilation opening 21 for slowing down the airflow rate in the first ventilation opening 21.
In this embodiment, the mounting plate 2 is used for mounting and fixing the air guiding device 3, a first ventilation opening 21 formed in the mounting plate 2 is used for communicating the air inlet cavity 111 and the air outlet cavity 112, so that air in the air inlet cavity 111 flows into the air outlet cavity 112, and the first ventilation opening 21 may be a circular opening, a square opening, or the like, which is not limited herein.
The spoiler 22 serves to disturb the flow direction of the air flow near the opening of the first ventilation opening 21 and in the first ventilation opening 21 to slow the air flow. The material of the spoiler 22 may be plastic, metal, etc., and is not limited herein. One end of each spoiler 22 is connected to the sidewall of the first vent 21, and the other end may extend in any direction, for example, one end of each spoiler 22 away from the sidewall of the first vent 21 may extend in the radial direction of the first through hole.
The air guiding device 3 is used for guiding air in the air inlet cavity 111 into the air outlet cavity 112, and the air guiding device 3 may be a turbine motor or the like, which is not limited herein.
When the air guiding device 3 of the utility model introduces the air in the air inlet cavity 111 into the air outlet cavity 112, the air in the air inlet cavity 111 enters the first ventilation opening 21 and flows through the plurality of spoilers 22; part of the airflow turns back and decelerates towards the air inlet cavity 111 under the partial stop of the spoilers 22 and then enters the first ventilation opening 21; part of the airflow flowing into the first ventilation opening 21 flows through the spacing spaces among the spoilers 22, and the airflow bypasses and slows down in the spacing spaces, so that the flow speed of the airflow is slow in the process of entering the air guide device 3 through the first ventilation opening 21, and the airflow does not quickly impact the first ventilation opening 21 and the air guide device 3 to generate noise, so that the working noise of the air purification device is reduced.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, each spoiler 22 is provided with a plurality of spoiler grooves 221, and the spoiler grooves 221 are arranged at intervals; and/or, each spoiler 22 is provided with a plurality of sound-absorbing holes, which are arranged at intervals.
In the present embodiment, the spoiler grooves 221 are configured to disturb the flow direction of the airflow in the first vent opening 21, specifically, the airflow enters the first vent opening 21 from the air inlet cavity 111 under the guidance of the air guiding device 3, when the airflow passes through the spoiler 22 in the first vent opening 21, the airflow enters the plurality of spoiler grooves 221 and collides with the wall of the spoiler groove 221, so as to form turbulence with reduced flow velocity in multiple directions, and the turbulence will flow through the first vent opening 21 at a slower speed and enter the air guiding device 3 without impacting the mounting plate 2 or the air guiding device 3 to generate noise, thereby further reducing the noise generated when the airflow flows in the mounting cavity 11.
In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the cross-sectional area of the first ventilation opening 21 gradually increases from the end close to the air guiding device 3 to the end far from the air guiding device 3; a plurality of spoilers 22 are sequentially provided at intervals along the side wall of the first vent 21.
In this embodiment, the cross-sectional area of the first ventilation opening 21 gradually increases from the end close to the air guiding device 3 to the end far away from the air guiding device 3, so that the air in the air inlet chamber 111 can conveniently enter the first ventilation opening 21, and the amount of the air in the air inlet chamber 111 entering the first ventilation opening 21 can be increased. The spoilers 22 are sequentially arranged at intervals along the side wall of the first vent 21, so that when airflow flows into the first vent 21 along the side wall of the first vent 21, the airflow is stopped and disturbed by the spoilers 22 to become airflow with a lower flow rate, and noise is not generated when the airflow flows through the first vent 21, so that the noise generated when the airflow flows in the mounting cavity 11 is further reduced.
In an embodiment of the present invention, as shown in fig. 1 and 3, the low noise air purifier further includes a partition plate 4 disposed in the air outlet cavity 112, the partition plate 4 divides the air inlet cavity 111 into a first cavity 1121 and a second cavity 1122; the partition plate 4 is provided with a plurality of second ventilation openings 41, and the plurality of second ventilation openings 41 are communicated with the first chamber 1121 and the second chamber 1122; one end of the air guide device 3 far away from the mounting plate 2 penetrates through the partition plate 4.
In this embodiment, the partition plate 4 and the mounting plate 2 may be arranged in parallel, one end of the air guiding device 3 is connected with the mounting plate 2, the other end of the air guiding device 3 penetrates through the partition plate 4, and the air guiding device 3 is installed and fixed by the mounting plate 2 and the partition plate 4 in a matching manner, so that the air guiding device 3 cannot shake in the air outlet cavity 112, and a stable operation state of the air guiding device is ensured.
In an embodiment of the present invention, as shown in fig. 1, the low noise air purifier further includes a plurality of chokes 5; both ends of each flow resisting piece 5 are respectively connected with the partition plate 4 and the mounting plate 2, and the plurality of flow resisting pieces 5 are arranged around the air guide device 3.
In the present embodiment, the chokes 5 are used to block the airflow from flowing directionally, and interfere with the airflow direction, so as to slow the airflow. The choked flow piece 5 can be arranged in a strip shape or a rod shape, and the choked flow piece 5 can be made of plastic, metal and the like. The air guiding device 3 can be an eddy current motor, a plurality of air outlets are formed in the outer wall of the air guiding device 3 at intervals, the air guiding device 3 sucks air in the first air vent 21 and then spits the air into the first chamber 1121 through the plurality of air outlets, and at the moment, the air flow output by the air guiding device 3 is interfered by the plurality of flow blocking pieces 5 to slow down, so that the noise generated when the air flow output by the air guiding device 3 directly impacts the partition plate 4 and the side wall of the first chamber 1121 is avoided.
In an embodiment of the present invention, as shown in fig. 1, the low noise air purifier further includes a flow guiding ring 6; the deflector ring 6 is located in the first cavity 1121 and disposed around the air guiding device 3, and one side of the deflector ring 6 facing the air guiding device 3 is a concave arc surface.
In this embodiment, the outer peripheral wall of the flow guiding ring 6 may be connected to the inner wall of the first cavity 1121 through clamping, inserting, bonding, and the like, the inner peripheral wall of the flow guiding ring 6 is a concave arc surface, the concave arc surface is used for guiding the airflow direction in the first cavity 1121, so that the airflow in the first cavity 1121 flows into the second ventilation opening 41, and the concave arc surface is further favorable for reducing the resistance to airflow flow, so that the airflow can more smoothly enter the second ventilation opening 41.
In an embodiment of the present invention, as shown in fig. 1, the low noise air purifier further includes a flow dispersing member 7; the diffuser 7 is disposed on the top wall of the second chamber 1122, and the side of the diffuser 7 facing the partition plate 4 is disposed in an arc surface.
In this embodiment, the number of the air outlets 13 may be multiple, the air outlets 13 are disposed adjacent to the flow dispersing member 7, and the air outlets 13 surround the periphery of the flow dispersing member 7. The flow dispersing member 7 is used for dispersing the airflow entering the second chamber 1122 through the second air vent 41, and the airflow enters different air outlets 13 to be discharged outwards, so as to avoid the airflow from being crowded to a specific single air outlet 13, which causes the airflow jam in the air outlet 13 to generate exhaust noise. Specifically, the airflow entering the second chamber 1122 through the second ventilation opening 41 rises to the diffuser 7 and spreads along the arcuate surface of the diffuser 7, and finally flows out from the plurality of different ventilation openings 13.
In an embodiment of the present invention, as shown in fig. 1 and 4, the low noise air purifier further includes a heating member 8; the heating element 8 is arranged in the air inlet 12, the heating element 8 is provided with a plurality of meshes 81, and the heating element 8 is used for heating air in the air inlet 12.
In the present embodiment, the heating member 8 is used for heating the air flow, and the heating member 8 may be connected to a heating unit, by which the heating member 8 is heated and warmed. The heating member 8 may be made of metal, and includes an outer ring and a plurality of mesh wires disposed on the inner peripheral wall of the outer ring, and the mesh wires are interlaced with each other to form a plurality of mesh holes 81. The outer peripheral wall of the heating element 8 is connected with the inner peripheral wall of the air inlet 12, the meshes 81 are used for allowing the air flow in the air inlet 12 to pass through, when the air flow passes through the meshes 81, the air flow is in contact with the heating element 8 and is subjected to heat exchange to raise the temperature, the volume of the air flow expands, and the air flow overflows into the air inlet cavity 111; on one hand, the airflow entering the air inlet cavity 111 is hot airflow, and the physical activity and the chemical activity of the airflow are relatively improved, so that the subsequent filtering and purifying treatment of the airflow is facilitated; on the other hand, the airflow is expanded and diffused to be more easily dispersed to each corner in the air inlet cavity 111 and is not easy to become concentrated airflow, so that the airflow in the air inlet cavity 111 enters the first ventilation opening 21 from each direction, and the airflow can be prevented from being blocked at the first ventilation opening 21 to generate airflow noise.
In an embodiment of the present invention, as shown in fig. 1, the low noise air purifier further includes a filtering assembly, the filtering assembly includes a filtering box 10 and a flocculent filter; the filter box 10 is arranged in the air inlet cavity 111, the filter box 10 is provided with a filter cavity 101, and is provided with a plurality of diffusion holes 102 communicated with the filter cavity 101, and the filter cavity 101 is communicated with the air inlet 12; a filter-like substance is provided in filter chamber 101 for filtering air in filter chamber 101.
In this embodiment, filter cartridge 10 is used for holding flocculent filter, and flocculent filter is used for filtered air, and wherein the material of filter cartridge 10 can be metal or plastic material, and flocculent filter can be cotton fiber etc. and the air current that gets into in filter chamber 101 through air intake 12 will get into diffusion hole 102 after the flocculent filter in, and flocculent filter will adsorb and the large granule dust impurity in the filtering air current, carries out prefilter to the air current.
In an embodiment of the present invention, as shown in fig. 1, the low noise air purifier further includes a purifying assembly 9, wherein the purifying assembly 9 includes a first purifying member 91, an ultraviolet lamp 92, and a second purifying member 93; first purification piece 91, ultraviolet lamp 92 and second purification piece 93 set up in air inlet chamber 111 at the interval in proper order, and first purification piece 91 and second purification piece 93 are used for air purification, and ultraviolet lamp 92 is used for disinfecting.
In this embodiment, the first purifying member 91 may be an electrostatic adsorbing plate made of rubber fiber, and the charged impurities in the air flow will be adsorbed under the electrostatic action when passing through the first purifying member 91. The ultraviolet lamp 92 is adapted to emit ultraviolet light to kill bacteria in the air flow. The second purifying member 93 may be a HEPA filter plate for more efficient filtering of the air flow. The first purifying member 91, the ultraviolet lamp 92 and the second purifying member 93 are disposed so that the air flow entering the first ventilating opening 21 through the air inlet chamber 111 can be filtered and purified, and the air finally discharged through the low noise air purifier is clean air.
In an embodiment of the present invention, as shown in fig. 1, the low noise air purifier further includes at least two elastic pillars 14, and the at least two elastic pillars 14 are disposed at the bottom end of the housing 1; the intake vent 12 is located between at least two elastomeric columns 14.
In the present embodiment, the elastic column 14 is used for buffering the vibration of the housing 1, and the material of the elastic column 14 may be an elastic material such as rubber, silicon gel, etc., which is not limited herein. The arrangement of the elastic column 14 can buffer the vibration generated during the operation of the low-noise air purifier, thereby reducing the noise generated during the operation of the low-noise air purifier.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A low noise air purifier, comprising:
the air conditioner comprises a shell, a fan and a fan, wherein the shell is provided with an installation cavity, and an air inlet and an air outlet which are communicated with the installation cavity;
the mounting plate is arranged in the mounting cavity and divides the mounting cavity into an air inlet cavity and an air outlet cavity, and the mounting plate is provided with a first ventilation opening communicated with the air inlet cavity and the air outlet cavity; the air inlet is communicated with the air inlet cavity, and the air outlet is communicated with the air outlet cavity;
the air guide device is arranged on the mounting plate and is adjacent to the first vent, and the air guide device is positioned in the air outlet cavity and used for guiding air in the air inlet cavity into the air outlet cavity; and
the spoilers are arranged on the side wall of the first vent at intervals and used for slowing down the flow velocity of the airflow in the first vent.
2. The low noise air cleaner of claim 1, wherein each of the spoilers has a plurality of spoiler grooves spaced apart from each other;
and/or each spoiler is provided with a plurality of sound absorbing holes which are arranged at intervals.
3. The low noise air cleaner of claim 1, wherein the cross-sectional area of the first vent increases from an end near the air guide to an end away from the air guide;
the spoilers are sequentially arranged at intervals along the side wall of the first vent.
4. The low noise air cleaner of claim 1, further comprising a baffle disposed within the outlet chamber, the baffle dividing the inlet chamber into a first chamber and a second chamber;
the partition plate is provided with a plurality of second ventilation openings, and the second ventilation openings are communicated with the first cavity and the second cavity;
one end of the air guide device, which is far away from the mounting plate, penetrates through the partition plate.
5. The low noise air cleaner of claim 4, further comprising a plurality of flow blockers;
the two ends of each flow blocking piece are respectively connected with the partition plate and the mounting plate, and the plurality of flow blocking pieces are arranged around the air guide device.
6. The low noise air cleaner of claim 4, further comprising a deflector ring;
the guide ring is located in the first cavity and surrounds the air guide device, and the guide ring is arranged towards one side of the air guide device in a concave arc surface mode.
7. The low noise air cleaner of claim 4, further comprising a diffuser;
the flow dispersing piece is arranged on the top wall of the second chamber, and one side of the flow dispersing piece facing the partition board is arranged in an arc surface.
8. The low noise air cleaner according to any one of claims 1 to 7, further comprising a heating member;
the heating member is located in the air inlet, a plurality of meshes have been seted up to the heating member, the heating member is used for heating air in the air inlet.
9. The low noise air purifier of any one of claims 1 to 7, further comprising a filter assembly including a filter cartridge and a floe filter;
the filter box is arranged in the air inlet cavity, is provided with a filter cavity and is provided with a plurality of diffusion holes communicated with the filter cavity, and the filter cavity is communicated with the air inlet;
the flocculent filter is arranged in the filter cavity and used for filtering the air in the filter cavity.
10. The low noise air purifier of any one of claims 1 to 7, further comprising a purifying assembly including a first purifying member, an ultraviolet lamp, and a second purifying member;
the first purification piece the ultraviolet lamp and the second purify the piece in proper order the interval set up in the air inlet intracavity, first purification piece with the second purifies the piece and is used for air purification, the ultraviolet lamp is used for disinfecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021345574.XU CN212777786U (en) | 2020-07-09 | 2020-07-09 | Low noise air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021345574.XU CN212777786U (en) | 2020-07-09 | 2020-07-09 | Low noise air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212777786U true CN212777786U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021345574.XU Active CN212777786U (en) | 2020-07-09 | 2020-07-09 | Low noise air purifier |
Country Status (1)
| Country | Link |
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| CN (1) | CN212777786U (en) |
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- 2020-07-09 CN CN202021345574.XU patent/CN212777786U/en active Active
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