CN213931367U - Ozone air disinfection structure and sterilizer - Google Patents
Ozone air disinfection structure and sterilizer Download PDFInfo
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- CN213931367U CN213931367U CN202022966214.8U CN202022966214U CN213931367U CN 213931367 U CN213931367 U CN 213931367U CN 202022966214 U CN202022966214 U CN 202022966214U CN 213931367 U CN213931367 U CN 213931367U
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- ozone
- reduction
- air inlet
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 49
- 230000009467 reduction Effects 0.000 claims abstract description 55
- 230000001954 sterilising effect Effects 0.000 claims abstract description 25
- 241000894006 Bacteria Species 0.000 claims abstract description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000001301 oxygen Substances 0.000 claims abstract description 11
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 15
- 230000000249 desinfective effect Effects 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 5
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims 3
- 238000001914 filtration Methods 0.000 description 18
- 239000000645 desinfectant Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 206010008479 Chest Pain Diseases 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010011224 Cough Diseases 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 206010019233 Headaches Diseases 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 206010040954 Skin wrinkling Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008693 nausea Effects 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009978 visual deterioration Effects 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model belongs to the technical field of gaseous disinfection, a ozone air disinfection structure and sterilizing machine is disclosed. The ozone air disinfection structure comprises an air inlet channel, a middle channel and a switch assembly; an ozone generating cavity and a bacteria killing cavity are arranged in the air inlet channel; the middle channel comprises a through channel and a reduction channel, an air inlet of the through channel and an air inlet of the reduction channel are respectively communicated with an air outlet of the air inlet channel, and a reduction assembly capable of reducing ozone into oxygen is arranged in the reduction channel; the switch assembly can selectively communicate the air inlet channel with the through channel or the reduction channel. The utility model discloses a switch module selectivity communicates inlet air channel and through passageway or reduction passageway, has satisfied two kinds of demands that the user need mix with ozone or not mix with the air of ozone, and through passageway exhaust air contains ozone, can further disinfect the room air, and reduction passageway can fully reduce ozone, realizes man-machine coexistence, and simple structure and reliability are high.
Description
Technical Field
The utility model relates to a gaseous disinfection technical field especially relates to an ozone air disinfection structure and sterilizing machine.
Background
Ozone disinfection is a disinfection technology with thorough sterilization, no residue and broad-spectrum sterilization, and ozone can be used for purifying air, bleaching drinking water, sterilizing, treating industrial waste and being used as a bleaching agent. The device for sterilizing air by utilizing ozone has the advantages of no dead angle in sterilization, high sterilization efficiency, peculiar smell removal and the like. When the ozone disinfection device is used for disinfection, the ozone generating device can generate a certain amount of ozone, the ozone is uniformly diffused and has good permeability in a relatively closed environment, the problem of disinfection dead angles existing in ultraviolet sterilization is solved, and the purposes of omnibearing, quick and efficient disinfection and sterilization are achieved. In the disinfection and oxidation process, redundant oxygen atoms are combined into molecular oxygen after 30 minutes, no residual substance exists, the problem of secondary pollution caused by disinfectant residues in the disinfection process of the disinfectant is solved, and the secondary cleaning after the disinfection is finished is avoided. The ozone disinfection device appearing on the market at present can only discharge air containing ozone when disinfecting air, in order to avoid the phenomenon that a user generates fatigue, cough, chest distress and chest pain, skin wrinkling, nausea and headache, pulse acceleration, memory deterioration, visual deterioration and the like caused by overhigh concentration of ozone in the discharged air, the user needs to leave indoors, the ozone disinfection device needs to wait for 30 minutes after disinfection is finished, the user can enter indoors after the ozone is automatically decomposed into oxygen, the ozone fishy smell can be remained indoors, and the use experience is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an ozone air disinfection structure and sterilizing machine to it is poor to solve the ozone degassing unit flexibility on the market, can't satisfy the problem that mix with ozone or do not mix with the different demands of ozone in the air after the user needs the disinfection.
To achieve the purpose, the utility model adopts the following technical proposal:
an ozone air disinfecting structure comprising:
the air inlet channel is internally provided with an ozone generating cavity capable of generating ozone and a bacteria killing cavity capable of killing bacteria in sequence from the air inlet of the air inlet channel to the air outlet of the air inlet channel;
the air inlet of the through channel and the air inlet of the reduction channel are respectively communicated with the air outlet of the air inlet channel, and a reduction assembly capable of reducing ozone into oxygen is arranged in the reduction channel;
and the switch assembly can selectively enable the air inlet channel to be communicated with the through channel or the reduction channel.
Preferably, an ozone generator is arranged in the ozone generating cavity.
Preferably, a first partition plate is arranged in the middle channel, the middle channel is divided into the through channel and the reduction channel by the first partition plate, one end of the first partition plate is vertically connected with a second partition plate used for dividing the middle channel and the air inlet channel, a first through hole for communicating the reduction channel and the air inlet channel and a second through hole for communicating the through channel and the air inlet channel are formed in the second partition plate, and the switch assembly can selectively seal the first through hole or the second through hole.
Preferably, the switch assembly comprises a stepper motor and a fan blade; the stepping motor can drive the fan blade plate to rotate so as to close the first through hole or the second through hole.
Preferably, the reduction assembly comprises a plurality of support plates, the support plates are fixed on the circumferential side wall of the reduction channel, the support plates are sequentially distributed from the air inlet of the reduction channel to the air outlet of the reduction channel at intervals, and catalytic cotton used for reducing the ozone is arranged on each support plate.
Preferably, the air purifier further comprises a filtering channel, an air outlet of the filtering channel is communicated with an air inlet of the air inlet channel, and a filtering piece is arranged at the air inlet of the filtering channel.
Preferably, the filtering channel is provided with a plurality of air inlets along the circumferential side wall, and each air inlet of the filtering channel is provided with the filtering piece.
Preferably, one end of the filtering channel is communicated with the air inlet of the air inlet channel, and the other end of the filtering channel is provided with a cover plate.
Preferably, the air-conditioning system further comprises an air exhaust assembly, wherein the air exhaust assembly is arranged at an air outlet of the through channel and an air outlet of the reduction channel, and the air exhaust assembly is used for exhausting air in the through channel or the reduction channel.
An object of the utility model is to provide a sterilizing machine has still improved user's experience effect.
To achieve the purpose, the utility model adopts the following technical proposal:
a sterilizing machine comprises the ozone air sterilizing structure.
The utility model has the advantages that:
the ozone generating cavity and the bacteria killing cavity are arranged in the air inlet channel in the ozone air disinfection structure provided by the utility model, and the ozone generating cavity and the bacteria killing cavity can sequentially sterilize the air entering the ozone air disinfection structure, thereby achieving the purposes of omnibearing, quick and efficient disinfection and sterilization; the direct channel and the reduction channel are arranged and selectively communicated with the air inlet channel, the reduction channel is internally provided with a reduction assembly capable of reducing ozone into oxygen, and the ozone in the air passing through the reduction channel is fully reduced, so that the oxygen content in the discharged air is increased, and the ozone odor in the air is reduced; contain ozone in the air through direct passageway exhaust, ozone in the air can further disinfect the indoor air and purify, and has avoided the remaining secondary pollution's of disinfectant problem when using the disinfectant disinfection, has satisfied the two kinds of demands that the user need mix with ozone or the air that does not mix with ozone.
The utility model provides a sterilizing machine can effectively disinfect to the air, and the function has the diversification.
Drawings
FIG. 1 is a sectional view of an ozone air disinfection structure provided by an embodiment of the present invention;
FIG. 2 is a first perspective view of an ozone air disinfection structure provided in the embodiment of the present invention;
fig. 3 is a three-dimensional structure diagram of an ozone air disinfection structure provided by the embodiment of the present invention.
In the figure:
1. an air inlet channel; 11. an ozone generating chamber; 111. an ozone generator; 12. a bacteria killing cavity;
2. a middle channel; 21. a straight-through channel; 22. a reduction channel; 221. a reduction assembly; 2211. a support plate; 2212. catalyzing cotton; 23. a second separator; 231. a first through hole; 232. a second through hole; 24. a first separator;
3. a switch assembly; 31. a stepping motor; 32. a leaf plate;
4. an air exhaust assembly;
5. a filtration channel; 51. a filter member;
6. and (7) a cover plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
This embodiment provides an ozone air disinfection structure, can satisfy the air that the user needs after the disinfection and mix with ozone or not mix with the different demands of ozone, and the flexibility of operation is high, and is convenient high-efficient.
Specifically, as shown in fig. 1, an ozone air sterilizing structure includes an air intake passage 1, an intermediate passage 2, and a switch assembly 3. The air inlet channel 1 is internally provided with an ozone generating cavity 11 and a bacteria killing cavity 12 which can kill bacteria from the air inlet channel 1 to the air outlet channel 1, wherein the ozone generating cavity 11 and the bacteria killing cavity 12 can sequentially sterilize the air entering the ozone air sterilizing structure, thereby achieving the purposes of all-around, quick and efficient sterilization. The middle channel 2 comprises a through channel 21 and a reduction channel 22, an air inlet of the through channel 21 and an air inlet of the reduction channel 22 are respectively communicated with an air outlet of the air inlet channel 1, a reduction assembly 221 capable of reducing ozone into oxygen is arranged in the reduction channel 22, and the ozone in the air passing through the reduction channel 22 is fully reduced, so that the oxygen content in the discharged air is increased, the ozone odor in the air is reduced, and man-machine coexistence is realized; the air exhausted through the through passage 21 contains ozone, and the ozone in the air can further disinfect and purify the indoor air, and the problem of secondary pollution caused by residual disinfectants during disinfection by using disinfectants is avoided. Switch module 3 can selectively make inlet air duct 1 and through passageway 21 or reduction passageway 22 intercommunication, has satisfied two kinds of demands that the user need mix with ozone or do not mix with the air of ozone, and the function is diversified, and operation flexibility is high, has promoted user's experience.
Further, an ozone generator 111 is arranged in the ozone generating cavity 11, and can be used along with production, so that the operation is convenient; the bacteria killing cavity 12 can generate a large amount of negative ions to be dispersed in the bacteria killing cavity 12, so that the effects of disinfection and sterilization are achieved.
In this embodiment, a first partition plate 24 is arranged in the middle channel 2, the middle channel 2 is divided into a through channel 21 and a reduction channel 22 by the first partition plate 24, one end of the first partition plate 24 is vertically connected with a second partition plate 23 for dividing the middle channel 2 and the air inlet channel 1, the second partition plate 23 is provided with a first through hole 231 for communicating the reduction channel 22 and the air inlet channel 1 and a second through hole 232 for communicating the through channel 21 and the air inlet channel 1, and the air flow does not block in the through channel 21 or the reduction channel 22 and can fully diffuse the air; the switching member 3 can selectively close the first through-hole 231 or the second through-hole 232 so that the gases in the through-channel 21 and the reduction channel 22 do not interfere with each other.
Further, the switch assembly 3 includes a stepping motor 31 and a blade plate 32; the stepping motor 31 can drive the fan blade 32 to rotate to close the first through hole 231 or the second through hole 232. In this embodiment, the stepping motor 31 drives the vane plate 32 to rotate by 180 ° each time, and the first through hole 231 or the second through hole 232 can be closed just, so that the structure is simple and the reliability is high.
Still further, the reduction assembly 221 includes a plurality of support plates 2211, the support plates 2211 are fixed on the circumferential side wall of the reduction passage 22, the support plates 2211 are sequentially distributed from the air inlet of the reduction passage 22 to the air outlet of the reduction passage 22 at intervals, and each support plate 2211 is provided with catalytic cotton 2212 for reducing ozone, so that ozone can be fully reduced to oxygen, and the ozone concentration is reduced to the national standard. The main components of the catalytic cotton 2212 are manganese dioxide and active carbon, which can reduce ozone, discharge fresh oxygen, absorb nitrogen dioxide and absorb ozone odor. In other embodiments, the reduction assembly 221 may have other structures, and may perform the function of reducing ozone into oxygen, which is not limited herein.
Specifically, as shown in fig. 2, the ozone air sterilization structure further includes a filtering channel 5, an air outlet of the filtering channel 5 is communicated with an air inlet of the air inlet channel 1, and a filtering member 51 is disposed at the air inlet of the filtering channel 5, so as to realize the function of adsorbing and filtering air.
Further, the filtering channel 5 is provided with a plurality of air inlets along the circumferential side wall, and a filtering member 51 is installed at each air inlet of the filtering channel 5. Set up a plurality of air intakes and can increase the air inlet area, the filter effect is high. Furthermore, as shown in fig. 3, one end of the filter channel 5 is communicated with the air inlet of the air inlet channel 1, and the other end of the filter channel 5 is provided with a cover plate 6, so that the installation is convenient.
In this embodiment, the ozone air sterilizing structure further includes an air exhausting assembly 4, the air exhausting assembly 4 is disposed at the air outlet of the through passage 21 and the air outlet of the reduction passage 22, and the air exhausting assembly 4 is used for exhausting the air in the through passage 21 or the reduction passage 22. The exhaust assembly 4 is preferably a turbofan, which can generate a good effect of gathering the air flow and exhausting the air flow, in other embodiments, the exhaust assembly 4 may also be of other structures, which can achieve the effect of exhausting the air, and is not limited herein.
In particular, the ozone air disinfection structure further comprises an operation panel, which is capable of controlling the ozone generator 111 and the exhaust assembly 4.
The embodiment also provides a sterilizing machine, including foretell ozone air disinfection structure, can effectively disinfect the air, and the function has the diversification.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. An ozone air disinfecting structure, comprising:
the air inlet channel (1), an ozone generating cavity (11) capable of generating ozone and a bacteria killing cavity (12) capable of killing bacteria are sequentially arranged in the air inlet channel (1) from an air inlet of the air inlet channel (1) to an air outlet of the air inlet channel (1);
the air conditioner comprises an intermediate channel (2), wherein the intermediate channel (2) comprises a through channel (21) and a reduction channel (22), an air inlet of the through channel (21) and an air inlet of the reduction channel (22) are respectively communicated with an air outlet of the air inlet channel (1), and a reduction assembly (221) capable of reducing ozone into oxygen is arranged in the reduction channel (22);
a switch assembly (3) capable of selectively communicating the air intake channel (1) with the through channel (21) or the reduction channel (22).
2. An ozone air disinfecting structure as claimed in claim 1 wherein said ozone generating chamber (11) is provided with an ozone generator (111).
3. An ozone air disinfection structure as claimed in claim 1, wherein a first partition plate (24) is arranged in said intermediate channel (2), said first partition plate (24) divides said intermediate channel (2) into said through channel (21) and said reduction channel (22), one end of said first partition plate (24) is vertically connected with a second partition plate (23) for dividing said intermediate channel (2) and said air intake channel (1), said second partition plate (23) is provided with a first through hole (231) for communicating said reduction channel (22) and said air intake channel (1) and a second through hole (232) for communicating said through channel (21) and said air intake channel (1), said switch assembly (3) can selectively close said first through hole (231) or said second through hole (232).
4. An ozone air disinfecting structure as claimed in claim 3 characterized in that said switch assembly (3) comprises a stepping motor (31) and a fan blade plate (32); the stepping motor (31) can drive the fan blade plate (32) to rotate so as to close the first through hole (231) or the second through hole (232).
5. An ozone air disinfection structure as claimed in claim 1, wherein said reduction assembly (221) comprises a plurality of support plates (2211), said support plates (2211) are fixed on the circumferential side wall of said reduction channel (22), and said plurality of support plates (2211) are sequentially distributed from the air inlet of said reduction channel (22) to the air outlet of said reduction channel (22) at intervals, each of said support plates (2211) is provided with catalytic cotton (2212) for reducing said ozone.
6. An ozone air disinfection structure as claimed in claim 1, characterized in that it further comprises a filter channel (5), the air outlet of said filter channel (5) is connected to the air inlet of said air inlet channel (1), and the air inlet of said filter channel (5) is provided with a filter element (51).
7. An ozone air disinfecting structure as claimed in claim 6, characterized in that said filter channel (5) is provided with a plurality of air inlets along the circumferential side wall, and said filter element (51) is mounted at each air inlet of said filter channel (5).
8. An ozone air disinfection structure as claimed in claim 7, characterized in that one end of said filter channel (5) is connected to the air inlet of said air inlet channel (1), and the other end of said filter channel (5) is provided with a cover plate (6).
9. An ozone air disinfection structure as claimed in claim 1, further comprising a ventilation assembly (4), said ventilation assembly (4) being disposed at the air outlet of said through channel (21) and the air outlet of said reduction channel (22), said ventilation assembly (4) being adapted to exhaust the air in said through channel (21) or said reduction channel (22).
10. A sterilizing machine comprising the ozone air sterilizing structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022966214.8U CN213931367U (en) | 2020-12-10 | 2020-12-10 | Ozone air disinfection structure and sterilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022966214.8U CN213931367U (en) | 2020-12-10 | 2020-12-10 | Ozone air disinfection structure and sterilizer |
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| Publication Number | Publication Date |
|---|---|
| CN213931367U true CN213931367U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022966214.8U Active CN213931367U (en) | 2020-12-10 | 2020-12-10 | Ozone air disinfection structure and sterilizer |
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| Country | Link |
|---|---|
| CN (1) | CN213931367U (en) |
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Effective date of registration: 20240530 Address after: 518100 F1 to F4, Building 1, Shangxinggangzai Industrial Zone, Shangxing Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Patentee after: YOUDA ELECTRONICS (SHEN ZHEN). Co.,Ltd. Country or region after: China Address before: 518101 room 402, 4th floor, building 1, shangxinggangzai Industrial Zone, Shangxing community, Xinqiao street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: OURONG ENVIRONMENTAL TECHNOLOGY (SHENZHEN) Co.,Ltd. Country or region before: China |