CN215274767U - Disinfection and sterilization device with humidifying and oxygen increasing functions - Google Patents
Disinfection and sterilization device with humidifying and oxygen increasing functions Download PDFInfo
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- CN215274767U CN215274767U CN202021121129.5U CN202021121129U CN215274767U CN 215274767 U CN215274767 U CN 215274767U CN 202021121129 U CN202021121129 U CN 202021121129U CN 215274767 U CN215274767 U CN 215274767U
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Abstract
The utility model relates to a disinfection and sterilization device with humidifying and oxygen increasing functions. The box comprises an outer box body assembly and a control mechanism, wherein the outer box body assembly comprises a box body, the box body is provided with an inner box body, the inner box body is provided with assembly grooves, and disinfection and sterilization structures are arranged in the assembly grooves; the disinfection and sterilization structure comprises a drawer type base, a photocatalytic plate and a catalytic light source, wherein the photocatalytic plate is loaded with a photocatalyst, is fixed with the drawer type base and is provided with a plurality of gas channels, the catalytic light source is arranged on one side or two sides of the photocatalytic plate and is fixedly connected with the drawer type base, the drawer type base can be embedded or pulled out relative to a box body or an inner box body in a drawer type working mode, and a sealing structure is arranged on the drawer type base and the assembly groove in the circumferential direction; at least one of the air inlet and the air outlet is provided with an axial flow fan, and the axial flow fan and the catalytic light source are electrically connected with the control mechanism; the oxygen-enriched and moisture-enriched air conditioner further comprises a humidifying and oxygen-enriching mechanism, and an oxygen-enriched and moisture outlet of the humidifying and oxygen-enriching mechanism is connected with the air inlet through an oxygen-enriched mist introducing mechanism.
Description
Technical Field
The utility model relates to the technical field of sterilization equipment with humidification and oxygenation functions, in particular to a disinfection and sterilization device with humidification and oxygenation functions.
Background
The population density is greatly improved with the increase of population and the development of urbanization. In recent years it has not been overlooked that the wide spread and contamination of various bacteria, viruses is a major challenge to today's public health work. Especially, the indoor sanitation and safety are important, people move in the room for 90% of the day, and therefore the pollution of indoor air is more harmful to the health of human bodies. The main indoor pathogenic microorganisms are: fungi, bacteria, molds and viruses. The symptoms caused by these microorganisms include itching and congestion of eyes and throat, headache, dyspnea, asthma and the like, and even serious infectious diseases.
The ultraviolet disinfection technology is used as an effective disinfection and sterilization means for disinfection and sterilization of indoor air in operating rooms, sickrooms and other occasions of hospitals, reduces bacterial and viral infections and cross infections of patients, and protects medical staff.
However, the ultraviolet disinfection technology in China at present mainly takes static irradiation disinfection as a main part, and people cannot be present during disinfection so as to avoid injury.
The ultraviolet ray with the wavelength of 200-270nm can penetrate through cell membranes of microorganisms such as bacteria, viruses and the like to damage nucleic acid and protein, so that the cells lose the reproductive capacity and the effect of quick disinfection and sterilization can be achieved. However, different kinds of bacteria and viruses have different physiological tissue structures, so that the sensitivity to ultraviolet rays is greatly different, and the irradiation dose required for killing target bacteria and viruses is required to be used during ultraviolet disinfection.
People use the ultraviolet energy with the wavelength of 200-270nm generated by a mercury lamp to sterilize, and the energy only accounts for 30 percent of the power of the mercury lamp, and other wavelength light sources with the lamp power of about 70 percent, especially visible light sources cannot be used.
The increase of the humidity and the dust content of indoor air can affect the transparency of the air, suspended water molecules and micro dust particles in the air weaken the penetrating power of ultraviolet rays, and meanwhile pathogenic bacteria are often attached to the dust particles and aerosol to suspend in the air, so that the ultraviolet disinfection effect is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a disinfection and sterilization device with humidifying and oxygen increasing functions. The utility model has the advantages of reasonable design, the installation is maintained conveniently, and disinfection and isolation is effectual, and no ultraviolet light and no ozone leak, the security is high.
In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:
the utility model provides a disinfection and sterilization apparatus with humidification oxygenation function, includes outer box subassembly and control mechanism, and outer box subassembly includes case body, its characterized in that: the box body is provided with an air inlet, an air outlet and a plurality of assembling grooves, and the assembling grooves are internally provided with disinfection and sterilization structures;
the disinfection and sterilization structure comprises a drawer type base, a photocatalytic plate and a catalytic light source, wherein the photocatalytic plate is loaded with a photocatalyst, is fixed with the drawer type base and is provided with a plurality of gas channels, the catalytic light source is arranged on one side or two sides of the photocatalytic plate and is fixedly connected with the drawer type base, the drawer type base can be embedded or pulled out relative to the box body in a drawer type working mode, and a sealing structure is arranged at the joint part of the end part of the drawer type base and the periphery of the assembly groove;
at least one of the air inlet and the air outlet is provided with an axial flow fan, and the axial flow fan and the catalytic light source are electrically connected with the control mechanism;
the oxygen-enriched and moisture-enriched air conditioner further comprises a humidifying and oxygen-enriching mechanism, wherein an oxygen-enriched and moisture outlet of the humidifying and oxygen-enriching mechanism is connected with the air inlet through an oxygen-enriched mist introducing mechanism, and the oxygen-enriched and moisture-enriched air conditioner is used for adjusting the air humidity and the oxygen content in the air and strengthening the disinfection and sterilization effects.
As a parallel scheme, the utility model provides a still provide a scheme that contains interior box, the disinfection and isolation structure assembles in interior box, and performance and effect are more excellent, specifically as follows:
the utility model provides a disinfection and sterilization apparatus with humidification oxygenation function, includes outer box subassembly and control mechanism, and outer box subassembly includes case body, its characterized in that: the box body is internally provided with an inner box body, the inner box body is provided with an air inlet and an air outlet which extend to the outside of the box body, the inner box body is also provided with a plurality of assembling grooves, and the assembling grooves are internally provided with disinfection and sterilization structures;
the disinfection and sterilization structure comprises a drawer type base, a photocatalytic plate and a catalytic light source, wherein the photocatalytic plate is loaded with a photocatalyst, is fixed with the drawer type base and is provided with a plurality of gas channels, the catalytic light source is arranged on one side or two sides of the photocatalytic plate and is fixedly connected with the drawer type base, the drawer type base can be embedded or pulled out relative to the inner box body in a drawer type working mode, and a sealing structure is arranged at the joint part of the end part of the drawer type base and the periphery of the assembly groove;
at least one of the air inlet and the air outlet is provided with an axial flow fan, and the axial flow fan and the catalytic light source are electrically connected with the control mechanism;
the oxygen-enriched and moisture-enriched air conditioner further comprises a humidifying and oxygen-enriching mechanism, wherein an oxygen-enriched and moisture outlet of the humidifying and oxygen-enriching mechanism is connected with the air inlet through an oxygen-enriched mist introducing mechanism, and the oxygen-enriched and moisture-enriched air conditioner is used for adjusting the air humidity and the oxygen content in the air and strengthening the disinfection and sterilization effects.
Preferably, the humidifying and oxygen-increasing mechanism is an oxygen-enriched water generator, oxygen is increased by adopting a dissolved air pump or a pure water electrolysis oxygen-making mode to obtain oxygen-enriched water, and oxygen-enriched moisture is introduced to the air inlet by the oxygen-enriched mist introducing mechanism in an ultrasonic wave or nozzle atomization mode.
Preferably, in the disinfection and sterilization structure close to the air inlet, a prefilter element with the functions of filtering micro dust particles and aerosol is further fixedly arranged close to the inner side of the photocatalytic plate.
Preferably, the pre-filter element is a membrane filter element.
Preferably, the air supply mechanism and/or the exhaust mechanism is a mute axial flow fan with adjustable flow.
Preferably, the photocatalytic sheet has a three-dimensional foam network structure.
Preferably, the catalyst loaded on the photocatalytic plate is a nano titanium dioxide photocatalyst.
Preferably, the drawer-type base is provided with a sliding groove or a sliding rail, the box body or the inner box body is correspondingly provided with a matched sliding rail or sliding groove, and the drawer-type working mode is realized through the matching of the sliding rail and the sliding groove.
Preferably, the box body or the inner box body is made of stainless steel materials, and the inner wall of the box body or the inner box body has a mirror reflection function.
Preferably, the assembling grooves are arranged at equal intervals along the axial direction of the inner box body.
Preferably, the catalytic light source is an ultraviolet light source with the wavelength of 254 nm.
The utility model discloses, design circulated air, ultraviolet ray disinfection and isolation device, carry out the circulation and the high-efficient disinfection and isolation of room air, interior box and seal structure's design, no ultraviolet ray, no ozone leak, the security improves greatly.
The device is internally provided with nano TiO2The catalytic material generates hydroxyl free radical OH and strong oxidant O on the surface of the catalytic material and in overflowing air through the excitation of light quantum- 2Oxidizing various bacterial, fungal and viral organisms to H2O and CO2And thoroughly kill bacteria and viruses. By means of nano TiO2The catalytic material develops the utilization of visible light photons and generates strong oxidation, disinfection and sterilization performance. The problem that the humidity and the tiny dust particles of indoor air influence the disinfection and sterilization effects is solved. It has been found in theory and practice that the humidity and oxygen concentration of the air in the inner box body are increased to enhance the nano TiO2The oxidation and the reduction excited by the catalytic material generate more hydroxyl radicals OH and strong oxidant O on the surface of the catalytic material and in the overflowing air- 2The disinfection effect is improved, and the device is particularly suitable for high-altitude anoxic environments.
Compared with the prior art, the utility model, beneficial effect is:
the device is provided with a box body or an inner container (inner box body), the box body or the inner container is made of stainless steel materials, and the inner surface of the box body or the inner container is a mirror surface which is beneficial to the refraction of light.
A plurality of drawer type disinfection and sterilization structures are arranged in the box or the liner along the air flow channel, a plurality of ultraviolet lamps are arranged on the upper cross section of each drawer type base, and a three-dimensional foam reticular photocatalysis plate is arranged on the lower cross section of each drawer type baseOr the upper, middle and lower cross sections are respectively provided with an ultraviolet lamp, a foam photocatalysis plate and an ultraviolet lamp. Three-dimensional foam net loaded with nano TiO2The catalytic material has the characteristics of small wind resistance, uniform flow velocity of the cross section of the flow field, high light transmittance and large specific surface area.
A filtering film or a filtering material (a pre-filtering element or a film type filtering element) is arranged along the upper surface or the lower surface (the arrangement position of a visible ultraviolet lamp) of the three-dimensional foam reticular photocatalytic plate with the first disinfection and sterilization structure of the air flow passage to adsorb micro dust particles and aerosol in the air, and hydroxyl free radicals OH and strong oxidizing radicals O on the ultraviolet light and the photocatalytic plate- 2The adsorbed bacteria and viruses are killed. The three-dimensional foam mesh photocatalytic plate reacts with moisture in overflowing high-humidity air under the excitation of light quantum to generate a hydroxyl radical OH strong oxidant, so that the disadvantage of weakening the penetration rate of ultraviolet light is overcome.
The utility model discloses a drawer type structure, the catalytic light source of being convenient for and filtration membrane's washing, change to it can guarantee that box or inner bag internal light and gas do not take place to leak to arrange seal structure, and the short circuit of air current in box or the inner bag.
The lower port or the upper and lower ports of the vertically arranged box body or the inner container (inner box body) are provided with a mute axial flow fan, the air quantity is adjustable, and the device can adjust the irradiation dose of the light quantum.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1. a silent axial flow fan; 2. an inner box body; 3. a drawer-type base; 4. a catalytic light source; 5. a photocatalytic plate; 6. a membrane filtration element; 7. an oxygen-enriched mist introducing mechanism 8, an oxygen-enriched water generator 9 and a control mechanism; 10. an outer case assembly.
Detailed Description
The technical solution of the present invention is further described and illustrated by the following specific embodiments.
The materials used in the examples of the present invention are all materials commonly used in the art, and the methods used in the examples are all conventional methods in the art, unless otherwise specified.
Example 1:
as shown in fig. 1, a disinfection and sterilization device with humidification and oxygenation functions comprises an outer box assembly 10 and a control mechanism 9, wherein the outer box assembly 10 comprises a box body, an inner box body 2 is arranged in the box body, the inner box body 2 is provided with an air inlet, an air outlet and a plurality of assembly grooves, the air inlet and the air outlet extend to the outside of the box body, and disinfection and sterilization structures are arranged in the assembly grooves; the disinfection and sterilization structure comprises a drawer type base 3, a photocatalytic plate 5 and a catalytic light source 4, wherein the photocatalytic plate 5 is loaded with a photocatalyst, is fixed with the drawer type base 3 and is provided with a plurality of gas channels, the catalytic light source 4 is arranged on one side or two sides of the photocatalytic plate 5 and is fixedly connected with the drawer type base 3, the drawer type base 3 can be embedded or pulled out relative to the inner box body 2 in a drawer type working mode, and a sealing structure is arranged on the drawer type base 3 and the assembly groove in the circumferential direction;
the air inlet is provided with an air supply mechanism, the air outlet is provided with an exhaust mechanism, and the air supply mechanism, the exhaust mechanism and the catalytic light source 4 are electrically connected with a control mechanism 9.
The utility model discloses still include humidification oxygenation mechanism, the export of the oxygen boosting wet vapour of humidification oxygenation mechanism is passed through oxygen boosting mist and is introduced mechanism 7 with the air inlet and be connected for oxygen content in air humidity and the air is adjusted, strengthens disinfection and isolation effect.
Specifically, the humidifying and oxygen-increasing mechanism is an oxygen-enriched water generator 8, oxygen is increased by adopting a dissolved air pump or a pure water electrolysis oxygen generation mode to obtain oxygen-enriched water, and oxygen-enriched moisture is introduced to the air inlet by the oxygen-enriched mist introducing mechanism 7 through an ultrasonic wave or nozzle atomization mode.
In the disinfection and sterilization structure close to the air inlet, a pre-filtering element with the functions of filtering micro dust particles and aerosol is also fixedly arranged close to the inner side of the photocatalytic plate 5, the pre-filtering element adopts a membrane type filtering element 6, the air supply mechanism and the exhaust mechanism are mute axial flow fans 1 with adjustable flow, the photocatalytic plate 5 is a three-dimensional foam reticular structure, the catalyst loaded by the photocatalytic plate 5 is a nano titanium dioxide photocatalyst, the drawer-type base 3 is provided with a sliding chute or a sliding rail, the inner box body is correspondingly provided with a sliding rail or a sliding chute which is matched with the inner box body, the drawer type working mode is realized through the matching of the sliding rail and the sliding groove, the inner box body 2 is processed by stainless steel materials, the inner wall of the inner box body 2 has the function of mirror reflection, the assembly grooves are arranged at equal intervals along the axial direction of the inner box body 2, and the catalytic light source 4 is an ultraviolet light source with the wavelength of 254 nm.
The device is internally provided with an inner container (inner box body 2) which is made of stainless steel materials, and the inner surface of the inner container is a mirror surface which is beneficial to the refraction of light. A plurality of drawer type disinfection and sterilization structures are arranged in the liner along an air flow channel, a plurality of ultraviolet lamps are arranged on the upper cross section of each drawer type base 3, a three-dimensional foam net-shaped photocatalytic plate 5 is arranged on the lower cross section of each drawer type base, or the ultraviolet lamps, the foam photocatalytic plates 5 and the ultraviolet lamps are respectively arranged on the upper cross section, the middle cross section and the lower cross section of each drawer type base. Three-dimensional foam net loaded with nano TiO2The catalytic material has the characteristics of small wind resistance, uniform flow velocity of the cross section of the flow field, high light transmittance and large specific surface area.
A filtering film or a filtering material (a pre-filtering element or a film type filtering element) is arranged along the upper surface or the lower surface (the arrangement position of a visible ultraviolet lamp) of the three-dimensional foam reticular photocatalytic plate 5 with the first disinfection and sterilization structure of the air flow passage to adsorb micro dust particles and aerosol in the air, and hydroxyl free radicals OH and strong oxidizing radicals O generated by the excitation of light quanta on the ultraviolet light and the photocatalytic plate- 2The adsorbed bacteria and viruses are killed. The three-dimensional foam mesh photocatalytic plate is excited by photons and reacts with moisture in overflowing high-humidity air to generate hydroxyl radical OH strong oxidant, so that the disadvantage of weakened ultraviolet light penetration rate is overcome. The humidity and the oxygen-containing concentration of the air in the inner box body are improved to enhance the nano TiO2The oxidation and the reduction excited by the catalytic material generate more hydroxyl radicals OH and strong oxidant O on the surface of the catalytic material and in the overflowing air- 2The disinfection effect is improved, and the device is particularly suitable for high-altitude anoxic environments.
The utility model discloses a drawer type structure, the catalytic light source 4 and filtration membrane's of being convenient for washing, change to it can guarantee that inner bag light and gas do not take place to leak to arrange seal structure, and the inner bag inner air current short circuit.
The lower port or the upper and lower ports of the vertically arranged inner container (inner box body 2) are provided with the mute axial flow fan 1, the air volume is adjustable, and the device can adjust the irradiation dose of the photon.
The working principle of the utility model is as follows:
the axial flow fans at the upper end and the lower end of the inner container of the device suck indoor air and oxygen-enriched mist into the inner container to be discharged after sterilization, and the air is circulated to disinfect the indoor. Air is decelerated after entering the liner, firstly passes through the first disinfection and sterilization structure, receives ultraviolet illumination, filters dust particles and aerosol through the membrane type filter element, then passes through the three-dimensional foam reticular photocatalysis plate, and when bacteria and viruses in the air contact the nano catalysis surface, photoproduced cavities h+ VBBy oxidation to H2O and CO2Simultaneous water and cavitation of air h+ VBThe reaction generates hydroxyl radical OH strong oxidant, oxygen molecules in the air capture photo-generated electrons to generate strong oxidant O- 2These strong oxidants rapidly oxidize bacteria, viral organisms to H2O and CO2. Bacteria and viruses which are trapped by the membrane filter element and attached to the membrane filter element are killed by the ultraviolet light and the two sides of the catalytic plate. The air after passing through the first disinfection and sterilization structure enters the second disinfection and sterilization structure again for disinfection, so that the air is gradually sterilized until the air flowing out of the device is completely disinfected and sterilized.
Example 2
As shown in figure 2, the basic structure of the disinfection and sterilization device with humidification and oxygenation functions is the same as that of the embodiment 1, but the difference is that an inner box body is omitted, an assembly groove is arranged on a box body, and a disinfection and sterilization structure is directly assembled on the box body, namely, the embodiment 1 omits an inner container (inner box body), but as long as the sealing structure is ensured to be reliable, the requirement can still be met, and the leakage of ultraviolet and ozone is avoided, the disinfection and sterilization device is also a feasible scheme.
The foregoing is only a preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a disinfection and sterilization apparatus with humidification oxygenation function, includes outer box subassembly and control mechanism, and outer box subassembly includes case body, its characterized in that: the box body is provided with an air inlet, an air outlet and a plurality of assembling grooves, and the assembling grooves are internally provided with disinfection and sterilization structures;
the disinfection and sterilization structure comprises a drawer type base, a photocatalytic plate and a catalytic light source, wherein the photocatalytic plate is loaded with a photocatalyst, is fixed with the drawer type base and is provided with a plurality of gas channels, the catalytic light source is arranged on one side or two sides of the photocatalytic plate and is fixedly connected with the drawer type base, the drawer type base can be embedded or pulled out relative to the box body in a drawer type working mode, and a sealing structure is arranged at the joint part of the end part of the drawer type base and the periphery of the assembly groove;
at least one of the air inlet and the air outlet is provided with an axial flow fan, and the axial flow fan and the catalytic light source are electrically connected with the control mechanism;
the oxygen and moisture outlets of the humidifying and oxygen-increasing mechanism are connected with the air inlet through the oxygen-enriched mist introducing mechanism, and the humidifying and oxygen-increasing mechanism is used for adjusting the air humidity and the oxygen content in the air and strengthening the disinfection and sterilization effects.
2. A disinfection apparatus with humidification and oxygenation functions as claimed in claim 1, wherein: the box body is made of stainless steel materials, the inner wall of the box body has a mirror reflection function, and the assembly grooves are arranged at equal intervals along the axial direction of the box body.
3. The utility model provides a disinfection and sterilization apparatus with humidification oxygenation function, includes outer box subassembly and control mechanism, and outer box subassembly includes case body, its characterized in that: the box body is internally provided with an inner box body, the inner box body is provided with an air inlet and an air outlet which extend to the outside of the box body, the inner box body is also provided with a plurality of assembling grooves, and the assembling grooves are internally provided with disinfection and sterilization structures;
the disinfection and sterilization structure comprises a drawer type base, a photocatalytic plate and a catalytic light source, wherein the photocatalytic plate is loaded with a photocatalyst, is fixed with the drawer type base and is provided with a plurality of gas channels, the catalytic light source is arranged on one side or two sides of the photocatalytic plate and is fixedly connected with the drawer type base, the drawer type base can be embedded or pulled out relative to the inner box body in a drawer type working mode, and a sealing structure is arranged at the joint part of the end part of the drawer type base and the periphery of the assembly groove;
at least one of the air inlet and the air outlet is provided with an axial flow fan, and the axial flow fan and the catalytic light source are electrically connected with the control mechanism;
the oxygen and moisture outlets of the humidifying and oxygen-increasing mechanism are connected with the air inlet through the oxygen-enriched mist introducing mechanism, and the humidifying and oxygen-increasing mechanism is used for adjusting the air humidity and the oxygen content in the air and strengthening the disinfection and sterilization effects.
4. A disinfection apparatus with humidification and oxygenation functions as claimed in claim 3, wherein: interior box adopts stainless steel material processing to form, and the inner wall of interior box has mirror surface reflection's function, the equidistant setting of box axial is followed in the assembly tank.
5. A disinfection apparatus with humidification and oxygenation functions as claimed in claim 1 or 3, wherein: the humidifying and oxygen increasing mechanism is an oxygen-enriched water generator, oxygen is increased by adopting a dissolved air pump or a pure water electrolysis oxygen generating mode to obtain oxygen-enriched water, and oxygen-enriched mist introducing mechanism introduces oxygen-enriched moisture to the air inlet through an ultrasonic wave or a nozzle atomization mode.
6. A disinfection apparatus with humidification and oxygenation functions as claimed in claim 1 or 3, wherein: in the disinfection and sterilization structure close to the air inlet, a pre-filtering element with the functions of filtering micro dust particles and aerosol is further fixedly arranged close to the inner side of the photocatalytic plate, and the pre-filtering element adopts a membrane type filtering element.
7. A disinfection apparatus with humidification and oxygenation functions as claimed in claim 1 or 3, wherein: the photocatalysis plate is of a three-dimensional foam net structure.
8. The disinfection and sterilization apparatus with humidification and oxygenation functions as claimed in claim 7, wherein: the catalyst loaded by the photocatalytic plate is a nano titanium dioxide photocatalyst.
9. A disinfection apparatus with humidification and oxygenation functions as claimed in claim 1 or 3, wherein: the drawer type base realizes a drawer type working mode through the matching of the sliding rail and the sliding groove.
10. A disinfection apparatus with humidification and oxygenation functions as claimed in claim 1 or 3, wherein: the catalytic light source is an ultraviolet light source with the wavelength of 254 nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021121129.5U CN215274767U (en) | 2020-06-17 | 2020-06-17 | Disinfection and sterilization device with humidifying and oxygen increasing functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021121129.5U CN215274767U (en) | 2020-06-17 | 2020-06-17 | Disinfection and sterilization device with humidifying and oxygen increasing functions |
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| Publication Number | Publication Date |
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| CN215274767U true CN215274767U (en) | 2021-12-24 |
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| CN202021121129.5U Active CN215274767U (en) | 2020-06-17 | 2020-06-17 | Disinfection and sterilization device with humidifying and oxygen increasing functions |
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| Country | Link |
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| CN (1) | CN215274767U (en) |
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Address after: Room 230, Building 1, No. 8 Gaoshun Road, Wuchang Street, Yuhang District, Hangzhou City, Zhejiang Province, 310023 Patentee after: Zhejiang Senjing Biotechnology Co.,Ltd. Address before: No. 19 Fengling Road, Wuchang Street, Yuhang District, Hangzhou City, Zhejiang Province, 310000 Patentee before: Zhejiang Sen Jing Science and Technology Co.,Ltd. |