CN114909765A - All-round dynamic and static combination ultraviolet ray module of killing - Google Patents
All-round dynamic and static combination ultraviolet ray module of killing Download PDFInfo
- Publication number
- CN114909765A CN114909765A CN202210451379.2A CN202210451379A CN114909765A CN 114909765 A CN114909765 A CN 114909765A CN 202210451379 A CN202210451379 A CN 202210451379A CN 114909765 A CN114909765 A CN 114909765A
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- lamp
- cover plate
- lamp body
- ultraviolet
- light
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- 230000003068 static effect Effects 0.000 title claims abstract description 39
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 76
- 230000001954 sterilising effect Effects 0.000 claims abstract description 46
- 230000002070 germicidal effect Effects 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 210000004907 gland Anatomy 0.000 claims description 20
- 238000009423 ventilation Methods 0.000 claims description 8
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000003570 air Substances 0.000 description 37
- 230000000694 effects Effects 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 239000000645 desinfectant Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- 241000700605 Viruses Species 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Images
Classifications
-
- 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
- F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses an omnibearing dynamic and static combined ultraviolet sterilization module, which comprises a lamp body (1), an ultraviolet germicidal lamp (2) and at least one fan (8), wherein the ultraviolet germicidal lamp (2) is positioned in the middle of an inner cavity of the lamp body (1), the fan (8) is positioned at one end of the inner cavity of the lamp body (1), a light-transmitting panel (4) is arranged on the front surface of the lamp body (1) corresponding to the ultraviolet germicidal lamp (2), a first cover plate (5) is arranged corresponding to the fan (8), a second cover plate (6) is arranged corresponding to the other end of the inner cavity of the lamp body (1), the ultraviolet germicidal lamp (2) emits ultraviolet light and the ultraviolet light is outwards scattered through the light-transmitting panel (4) to directly carry out static sterilization and disinfection on the outside, the fan (8) is used for sucking outside air from the side of the second cover plate (6) and discharging the outside air from the side of the first cover plate (5), and when the outside air passes through the middle of the inner cavity of the lamp body (1) in the flowing process, is irradiated by an ultraviolet germicidal lamp (2) to realize dynamic sterilization.
Description
Technical Field
The invention relates to sterilization and disinfection equipment, in particular to an all-dimensional dynamic and static combined ultraviolet sterilization and disinfection module.
Background
Pathogenic bacteria or viruses of many diseases can be airborne, especially the transmission of infectious diseases, and pose a serious threat to human life and health. The existing means for eliminating virus and bacteria in the air of a small closed space is limited, and mainly adopts a spraying mode, namely chemical disinfectant (powder) is sprayed or sprayed to spread in the air through vaporization, but the mode is easy to generate over-disinfection, and the disinfectant (powder) is not directly used for spraying and disinfecting the whole body of a person, and the chemical disinfectant is not used for disinfecting the air of the closed space under the condition of someone because the chemical disinfectant is harmful to the human body. Still another way to disinfect indoor air is to directly irradiate and disinfect through an ultraviolet fluorescent lamp, but in the disinfection way, the whole indoor is generally disinfected, people cannot exist in the indoor, and the ultraviolet rays are prevented from damaging eyes, skin and the like of a human body, so that static disinfection can only be adopted. In addition, the applicant has also developed a sterilizing device which utilizes dynamic sterilization of flowing air, but the sterilization efficiency in this way still has room for improvement.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an omnibearing dynamic and static combined ultraviolet sterilization module which can perform static sterilization on a local range under the condition of people and can perform dynamic sterilization on air which is not directly irradiated by ultraviolet rays, so that the ultraviolet rays are fully utilized and the sterilization efficiency is improved.
The technical scheme adopted by the invention is as follows: the ultraviolet sterilization lamp is positioned in the middle of an inner cavity of the lamp body, the fan is positioned at one end of the inner cavity of the lamp body, a light transmitting panel is arranged on the front surface of the lamp body corresponding to the ultraviolet sterilization lamp, a first cover plate is arranged corresponding to the fan, a second cover plate is arranged at the other end of the inner cavity corresponding to the lamp body, the ultraviolet sterilization lamp emits ultraviolet light and the ultraviolet light is emitted outwards through the light transmitting panel to be used for directly carrying out static sterilization and disinfection on the outside, the fan is used for sucking outside air from the second cover plate side and discharging the outside air from the first cover plate side, and when the outside air passes through the middle of the inner cavity of the lamp body in the flowing process, the outside air is irradiated by the ultraviolet sterilization lamp to realize dynamic sterilization and disinfection.
The first cover plate is provided with a first ventilation hole, and the second cover plate is provided with a second ventilation hole.
The first ventilation hole is an air outlet, and the second cover plate is an air inlet.
Or, the first ventilation hole is an air inlet, and the second cover plate is an air outlet.
And end covers are respectively arranged at two ends of the lamp body so as to seal the two ends of the lamp body.
The cross section profile of the lamp body is trapezoidal, and a through groove along the length direction of the lamp body is arranged on each trapezoidal edge and is used for connecting and installing a fastener.
And a driving power supply is also arranged in the lamp body.
The lamp body is also internally provided with a lamp holder, the ultraviolet sterilizing lamp is a UVC lamp tube, and the ultraviolet sterilizing lamp is connected with the lamp holder.
The omnibearing dynamic and static combined ultraviolet killing module further comprises a movable gland and a gland spring, wherein two ends of the gland spring are respectively in adaptive connection with one ends, close to the middle part, of the movable gland and the second cover plate, so that the movable gland and the second cover plate can elastically slide along the length direction, one end, close to the middle part, of the first cover plate is provided with a blank pressing edge, one end of the light-transmitting panel is inserted below the blank pressing edge, the other end of the light-transmitting panel is abutted to the second cover plate, and the other end of the light-transmitting panel is pressed and fixed by the movable gland.
And a light distribution element is further arranged in the lamp body to distribute light to the ultraviolet germicidal lamp.
The light-transmitting panel is made of glass.
The fan is equipped with two or more, and each fan sets up side by side.
The invention has the beneficial effects that: the ultraviolet sterilization lamp is positioned in the middle of an inner cavity of the lamp body, the fan is positioned at one end of the inner cavity of the lamp body, a light transmitting panel is arranged on the front surface of the lamp body corresponding to the ultraviolet sterilization lamp, a first cover plate is arranged corresponding to the fan, a second cover plate is arranged at the other end of the inner cavity corresponding to the lamp body, the ultraviolet sterilization lamp emits ultraviolet light and the ultraviolet light is emitted outwards through the light transmitting panel to be used for directly carrying out static sterilization and disinfection on the outside, the fan is used for sucking the outside air from the side of the second cover plate and discharging the outside air from the side of the first cover plate, and the outside air is irradiated by the ultraviolet sterilization lamp to realize dynamic sterilization and disinfection when passing through the middle of the inner cavity of the lamp body in the flowing process; the ultraviolet sterilization lamp overcomes the defects and shortcomings of the prior art, on one hand, the ultraviolet sterilization lamp emits ultraviolet light, the ultraviolet light is emitted outwards through the light-transmitting panel and is used for directly performing static sterilization and disinfection on the external local part, the sterilization and disinfection effect is direct and quick, on the other hand, the fan sucks external air from the second cover plate side and discharges the external air from the first cover plate side, and the external air is irradiated by the ultraviolet sterilization lamp when passing through the middle part of the inner cavity of the lamp body in the flowing process so as to realize dynamic sterilization and disinfection and achieve the effect of purifying air; through the organic combination of dynamic and static sterilization and disinfection, the defects of the existing independent dynamic or static sterilization and disinfection are overcome, the disinfection and the killing when people are present can be realized, the local key disinfection and the killing of the ambient air can also be realized; the invention is a omnibearing dynamic and static combined ultraviolet sterilization module, which can perform static sterilization directly in a local range under the condition of someone and can perform dynamic sterilization on air which is not directly irradiated by ultraviolet rays, thereby fully utilizing the ultraviolet rays and improving the sterilization efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of an omnidirectional dynamic and static combined ultraviolet disinfection module in an embodiment of the present invention;
FIG. 2 is a schematic view of another perspective overall structure of the omnidirectional dynamic and static combined ultraviolet disinfection module in accordance with the embodiment of the present invention;
FIG. 3 is an exploded view of the ultraviolet ray disinfection module with dynamic and static combination in all directions according to the embodiment of the present invention;
FIG. 4 is a schematic top view of the all-directional dynamic and static combined UV sterilizer module according to the embodiment of the present invention;
FIG. 5 is a schematic sectional view A-A of FIG. 4;
fig. 6 is a schematic view of an enlarged sectional structure of B-B shown in fig. 4.
Detailed Description
As shown in fig. 1 to 6, the omnibearing dynamic and static combined ultraviolet sterilization module of this embodiment includes a lamp body 1, an ultraviolet germicidal lamp 2, and two fans 8, where the ultraviolet germicidal lamp 2 is located in the middle of an inner cavity of the lamp body 1, the two fans 8 are located at one end of the inner cavity of the lamp body 1 and are arranged side by side, a light-transmitting panel 4 is arranged on the front surface of the lamp body 1 corresponding to the ultraviolet germicidal lamp 2, a first cover plate 5 is arranged at a position corresponding to the fan 8, and a second cover plate 6 is arranged at the other end of the inner cavity corresponding to the lamp body 1, in this embodiment, the light-transmitting panel 4 is made of glass, the ultraviolet germicidal lamp 2 emits ultraviolet light and is emitted outwards through the light-transmitting panel 4 for directly performing static sterilization and disinfection on the outside, and the fan 8 is used for sucking in outside air from the side of the second cover plate 6 and discharging from the side of the first cover plate 5, when outside air passes through the middle part of the inner cavity of the lamp body 1 in the flowing process, the outside air is irradiated by the ultraviolet germicidal lamp 2 to realize dynamic sterilization.
Specifically, the first cover plate 5 is provided with first vent holes 50 corresponding to the two fans 8, the second cover plate 6 is provided with second vent holes 60, the vent area of the second vent holes 60 is matched with the vent area of the first vent holes 50 in the direction so as to realize balance of air inlet and outlet, and the first vent holes 50 and the second vent holes 60 are inclined towards two ends to be open, so that air flow in an ultraviolet irradiation-free area is facilitated, and air in a larger range is killed; in this embodiment, the first vent hole 50 is an air outlet, and the second cover plate 6 is an air inlet; certainly, the first ventilation hole 50 may be an air inlet, and the second cover plate 6 is an air outlet; two ends of the lamp body 1 are respectively provided with end covers 11 and 12 so as to seal the two ends of the lamp body 1; in the embodiment, the lamp body 1 is made of a section material, the cross section of the lamp body is trapezoidal, through grooves 10 are formed in the edges of each trapezoid along the length direction of the lamp body 1 and used for connecting and installing fasteners 9, the fasteners 9 can be fasteners such as screws, the inclined planes and the top planes on the two sides inside the lamp body 1 are favorable for reflecting ultraviolet rays, the inclined planes and the top planes on the two sides outside the lamp body 1 can be matched with an installation surface in a fit mode, three installation modes of horizontal upward lighting, suspension downward lighting or wall surface-fitting oblique lighting and an ultraviolet irradiation mode can be realized, the lamp can be conveniently installed and used in different occasions, and the lamp can be installed in various places such as elevators, classrooms, offices and the like, so that the application range is wide.
A driving power supply 3 is also arranged in the lamp body 1 to provide required power supply for the ultraviolet germicidal lamp 2; the lamp body 1 is further internally provided with a lamp holder 21, the ultraviolet sterilizing lamp 2 is a UVC lamp tube, and the ultraviolet sterilizing lamp 2 is connected with the lamp holder 21.
The omnibearing dynamic and static combined ultraviolet killing module further comprises a movable gland 7 and a gland spring 71, wherein two ends of the gland spring 71 are respectively in adaptive connection with one ends, close to the middle part, of the movable gland 7 and one end, close to the middle part, of the second cover plate 6, so that the movable gland 7 and the second cover plate 6 can elastically slide along the length direction, one end, close to the middle part, of the first cover plate 5 is provided with a blank holder 51, one end of the light-transmitting panel 4 is inserted below the blank holder 51, and after the other end of the light-transmitting panel 4 is abutted against the second cover plate 6, the other end of the light-transmitting panel 4 is pressed and fixed by the movable gland 7; when needing to be changed ultraviolet germicidal lamp 2, only need with activity gland 7 to the side of second apron 6 promotes, makes activity gland 7 no longer pushes down printing opacity panel 4, will printing opacity panel 4 take out can, be convenient for change ultraviolet germicidal lamp 2 promotes the whole life of equipment.
Of course, a light distribution element may be further disposed in the lamp body 1 to distribute light to the ultraviolet germicidal lamp 2, for example, the light distribution element may be a trapezoidal reflector adapted to the shape of the lamp body 1.
The ultraviolet sterilization lamp overcomes the defects and shortcomings of the prior art, on one hand, the ultraviolet sterilization lamp 2 emits ultraviolet light and the ultraviolet light is emitted outwards through the light-transmitting panel 4 to be used for directly performing static sterilization and disinfection on the external local part, the sterilization and disinfection effect is direct and rapid, on the other hand, the fan 8 sucks external air from the side of the second cover plate 6 and discharges the external air from the side of the first cover plate 5, and the external air is irradiated by the ultraviolet sterilization lamp 2 when passing through the middle part of the inner cavity of the lamp body 1 in the flowing process so as to realize dynamic sterilization and disinfection and achieve the effect of purifying air; through the organic combination of dynamic and static sterilization and disinfection, the defects of the existing independent dynamic or static sterilization and disinfection are overcome, the disinfection and the killing when people are present can be realized, the local key disinfection and the killing of the ambient air can also be realized; therefore, the invention is an omnibearing dynamic and static combined ultraviolet sterilization module, which can directly perform static sterilization on a local range under the condition of someone and can perform dynamic sterilization on air which is not directly irradiated by ultraviolet rays, thereby fully utilizing the ultraviolet rays and improving the sterilization efficiency.
The invention can be widely applied to the field of sterilization and disinfection equipment.
Claims (10)
1. The utility model provides an all-round sound attitude combines ultraviolet ray to disappear and kills module which characterized in that: the ultraviolet sterilization lamp comprises a lamp body (1), an ultraviolet sterilization lamp (2) and at least one fan (8), wherein the ultraviolet sterilization lamp (2) is positioned in the middle of an inner cavity of the lamp body (1), the fan (8) is positioned at one end of the inner cavity of the lamp body (1), a light-transmitting panel (4) is arranged on the front side of the lamp body (1) corresponding to the ultraviolet sterilization lamp (2), a first cover plate (5) is arranged on the position corresponding to the fan (8), a second cover plate (6) is arranged on the other end of the inner cavity corresponding to the lamp body (1), the ultraviolet sterilization lamp (2) emits ultraviolet light and outwards radiates through the light-transmitting panel (4) to directly perform static sterilization and disinfection on the outside, the fan (8) is used for sucking outside air from the side of the second cover plate (6) and discharging from the side of the first cover plate (5), and when the outside air passes through the middle of the inner cavity of the lamp body (1) in the flowing process, is irradiated by the ultraviolet germicidal lamp (2) to realize dynamic sterilization.
2. The omnibearing dynamic and static combined ultraviolet ray disinfection module set according to claim 1, which is characterized in that: the first cover plate (5) is provided with a first ventilation hole (50), and the second cover plate (6) is provided with a second ventilation hole (60).
3. The omnibearing dynamic and static combined ultraviolet disinfection and sterilization module set according to claim 2, characterized in that: the first vent hole (50) is an air outlet, and the second cover plate (6) is an air inlet; or the first ventilation hole (50) is an air inlet, and the second cover plate (6) is an air outlet.
4. The omnibearing dynamic and static combined ultraviolet ray disinfection module set according to claim 1, which is characterized in that: and end covers (11, 12) are respectively arranged at two ends of the lamp body (1) so as to seal the two ends of the lamp body (1).
5. The omnibearing dynamic and static combined ultraviolet ray disinfection module set according to claim 1, which is characterized in that: the cross section profile of the lamp body (1) is trapezoidal, and through grooves (10) along the length direction of the lamp body (1) are formed in each trapezoidal edge and used for connecting and installing fasteners (9).
6. The omnibearing dynamic and static combined ultraviolet ray sterilizing module set according to claim 1, characterized in that: and a driving power supply (3) is also arranged in the lamp body (1).
7. The omnibearing dynamic and static combined ultraviolet ray disinfection module set according to claim 1, which is characterized in that: still be equipped with lamp stand (21) in lamp body (1), ultraviolet germicidal lamp (2) are the UVC fluorescent tube, ultraviolet germicidal lamp (2) with lamp stand (21) are connected.
8. The omnibearing dynamic and static combined ultraviolet ray disinfection module set according to claim 1, which is characterized in that: the omnibearing dynamic and static combined ultraviolet killing module further comprises a movable gland (7) and a gland spring (71), wherein two ends of the gland spring (71) are respectively connected with the movable gland (7) and one end, close to the middle part, of the second cover plate (6) in an adaptive mode, so that the movable gland (7) and the second cover plate (6) can elastically slide along the length direction, one end, close to the middle part, of the first cover plate (5) is provided with a blank pressing (51), one end of the light-transmitting panel (4) is inserted into the position below the blank pressing (51), the other end of the light-transmitting panel (4) abuts against the second cover plate (6) in a closed mode, and the movable gland (7) presses and fixes the other end of the light-transmitting panel (4).
9. The omnibearing dynamic and static combined ultraviolet ray disinfection module set according to claim 1, which is characterized in that: and a light distribution element is further arranged in the lamp body (1) to distribute light to the ultraviolet germicidal lamp (2).
10. The omnibearing dynamic and static combined ultraviolet ray sterilizing module set according to claim 1, characterized in that: the light-transmitting panel (4) is made of glass; the number of the fans (8) is two or more, and the fans (8) are arranged side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210451379.2A CN114909765B (en) | 2022-04-27 | 2022-04-27 | Omnibearing dynamic and static combined ultraviolet disinfection module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210451379.2A CN114909765B (en) | 2022-04-27 | 2022-04-27 | Omnibearing dynamic and static combined ultraviolet disinfection module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114909765A true CN114909765A (en) | 2022-08-16 |
| CN114909765B CN114909765B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210451379.2A Active CN114909765B (en) | 2022-04-27 | 2022-04-27 | Omnibearing dynamic and static combined ultraviolet disinfection module |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072512A (en) * | 2010-12-30 | 2011-05-25 | 吴小国 | C-type protective range hood |
| KR20130115402A (en) * | 2012-04-09 | 2013-10-22 | 윤아름 | Sun cover using colored diaphanous film edition |
| CN207316589U (en) * | 2016-12-30 | 2018-05-04 | 广东新光源电子科技有限公司 | Interior air circulation lamps and lanterns with LED ultraviolet-sterilizations and LED illumination |
| CN108490018A (en) * | 2018-04-12 | 2018-09-04 | 中山市标致电子科技有限公司 | A kind of high temperature test chamber |
| CN209679088U (en) * | 2018-12-20 | 2019-11-26 | 泉州沃科电器有限公司 | A kind of sterilizing handset cleaner |
| CN212618591U (en) * | 2020-05-26 | 2021-02-26 | 大名县优炫电器制造有限公司 | Bathroom disinfection bathroom heater |
| CN213642382U (en) * | 2020-04-23 | 2021-07-09 | 刘大国 | Sterilizing device |
-
2022
- 2022-04-27 CN CN202210451379.2A patent/CN114909765B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072512A (en) * | 2010-12-30 | 2011-05-25 | 吴小国 | C-type protective range hood |
| KR20130115402A (en) * | 2012-04-09 | 2013-10-22 | 윤아름 | Sun cover using colored diaphanous film edition |
| CN207316589U (en) * | 2016-12-30 | 2018-05-04 | 广东新光源电子科技有限公司 | Interior air circulation lamps and lanterns with LED ultraviolet-sterilizations and LED illumination |
| CN108490018A (en) * | 2018-04-12 | 2018-09-04 | 中山市标致电子科技有限公司 | A kind of high temperature test chamber |
| CN209679088U (en) * | 2018-12-20 | 2019-11-26 | 泉州沃科电器有限公司 | A kind of sterilizing handset cleaner |
| CN213642382U (en) * | 2020-04-23 | 2021-07-09 | 刘大国 | Sterilizing device |
| CN212618591U (en) * | 2020-05-26 | 2021-02-26 | 大名县优炫电器制造有限公司 | Bathroom disinfection bathroom heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114909765B (en) | 2023-11-21 |
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