CN209922952U - Novel sterilization device for tap water - Google Patents

Novel sterilization device for tap water Download PDF

Info

Publication number
CN209922952U
CN209922952U CN201821288273.0U CN201821288273U CN209922952U CN 209922952 U CN209922952 U CN 209922952U CN 201821288273 U CN201821288273 U CN 201821288273U CN 209922952 U CN209922952 U CN 209922952U
Authority
CN
China
Prior art keywords
protection tube
mounting groove
glass tube
water
power supply
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821288273.0U
Other languages
Chinese (zh)
Inventor
邱尚淋
蔡芳星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shishi Shenbao New Environmental Protection Material Co Ltd
Original Assignee
Shishi Shenbao New Environmental Protection Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shishi Shenbao New Environmental Protection Material Co Ltd filed Critical Shishi Shenbao New Environmental Protection Material Co Ltd
Priority to CN201821288273.0U priority Critical patent/CN209922952U/en
Application granted granted Critical
Publication of CN209922952U publication Critical patent/CN209922952U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a novel sterilizing equipment for running water, including the glass pipe, the protection tube, sterilamp and power, the glass pipe is located in the protection tube, the inside wall parcel glass pipe's of protection tube lateral wall, the concave mounting groove that extends along the length direction of glass pipe that is equipped with of inside wall of protection tube, the cell wall facing of mounting groove has the reflector panel of reflection ultraviolet ray, the mounting groove is the arc wall of opening towards the axis of protection tube, the circumference of the inside wall of protection tube upwards the concave a plurality of mounting grooves that are equipped with and inlay and be equipped with a plurality of piece formula reflector panels, mounting groove and piece formula reflector panel interval arrangement, install the sterilamp in each mounting groove respectively, the sterilamp is connected to the power, each mounting groove and each piece formula reflector panel encircle the protection tube and are the whole ring and arrange, and mounting groove and piece formula reflector panel one.

Description

Novel sterilization device for tap water
Technical Field
The utility model relates to a running water supply field especially relates to a novel sterilizing equipment for running water.
Background
The method of using Cl to disinfect water is still widely adopted so far, the main substance HClO can kill and sterilize rapidly through oxidation, but harmful substances are easily generated in the Cl disinfection process, the chlorinated organic pollutants not only easily generate peculiar smell, but also the pollutants enter human bodies for a long time or in large quantity to threaten the health safety of human bodies. Ultraviolet rays with proper wavelength can destroy the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in microbial organism cells to cause death of growing cells and/or regenerative cells, thereby achieving the effects of sterilization and disinfection. Therefore, the water can be conveniently and quickly disinfected by the ultraviolet rays.
In view of the above, the present inventors have made extensive studies on a device for sterilization and disinfection using ultraviolet light, and have made this finding.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel sterilizing equipment for running water can carry out ultraviolet sterilization disinfection to water convenient and fast and high-efficiently, and the disinfection of disinfecting is even, and reduces the work energy consumption.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel sterilization device for tap water comprises a glass tube, a protection tube, ultraviolet sterilization lamps and a power supply, wherein the glass tube is arranged in the protection tube, the inner side wall of the protection tube wraps the outer side wall of the glass tube, a mounting groove extending along the length direction of the glass tube is concavely arranged on the inner side wall of the protection tube, a reflector plate reflecting ultraviolet light is attached to the groove wall of the mounting groove, the mounting groove is an arc-shaped groove with an opening facing to the central axis of the protection tube, a plurality of mounting grooves and a plurality of sheet type reflector plates are concavely arranged in the circumferential direction of the inner side wall of the protection tube, the mounting grooves and the sheet type reflector plates are arranged at intervals, the ultraviolet sterilization lamps are respectively mounted in the mounting grooves, the power supply is connected with the ultraviolet sterilization lamps, and the mounting grooves and the sheet type reflector plates are arranged in a whole ring around the protection, and the mounting grooves and the sheet type light reflecting plates are oppositely arranged in a one-to-one correspondence manner.
Furthermore, the protection tube is made of opaque materials, and the glass tube is a transparent colorless glass tube.
Furthermore, a water inlet and a water outlet are respectively arranged at two ends of the glass tube, and the glass tube is connected with an external water pipe through the water inlet and the water outlet respectively.
Further, the power supply comprises a solar power supply system, the solar power supply system comprises a solar power generation panel and a rechargeable battery, the solar power generation panel is electrically connected with the rechargeable battery, and the rechargeable battery is connected with the ultraviolet germicidal lamp.
Furthermore, the power supply is also provided with an external connector and a control circuit, the external connector is connected with an external power supply, the output end of the external connector is connected with the input end of the control circuit, the input end of the external connector is connected with the external power supply, the output end of the control circuit is connected with the ultraviolet germicidal lamp, and the output end of the solar power supply system is connected with the control circuit.
Adopt above-mentioned technical scheme, the utility model discloses a novel sterilizing equipment for running water sets up sterilamp through the outside at the glass pipe, and sterilamp sends ultraviolet ray and disinfects to the intraductal water of entering glass, and disinfection process convenient and fast disinfects, the utility model discloses a novel sterilizing equipment specially adapted for running water disinfects the disinfection to the running water.
Each mounting groove and each sheet type reflecting plate are arranged in a whole ring around the protection tube, and the mounting grooves and the sheet type reflecting plates are correspondingly arranged one by one; therefore, the water entering the glass tube can be irradiated by the ultraviolet light in all directions, so that the water entering the glass tube can be fully sterilized; by arranging a plurality of sheet type reflecting plates to replace half of the number of ultraviolet sterilizing lamps, the manufacturing cost of the novel sterilizing device for the tap water is reduced, the utilization rate of ultraviolet light is further improved, and the working energy consumption of the novel sterilizing device for the tap water is reduced; just the utility model relates to a novel sterilization apparatus for running water can avoid the intraductal water of glass to appear on a large scale the inhomogeneous phenomenon of disinfection of disinfecting, thereby improve the utility model relates to a novel sterilization apparatus's that is used for running water disinfection efficiency of disinfecting.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic partial structural view of a first embodiment of the present invention;
fig. 3 is a schematic partial structural view of a second embodiment of the present invention;
fig. 4 is a schematic partial structural view of a third embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fourth embodiment of the present invention.
Description of reference numerals:
water inlet 11 of glass tube 1
Water outlet 12 protection tube 2
Mounting groove 21 reflector 22
Semi-ring reflecting plate 23 sheet type reflecting plate 24
Ultraviolet germicidal lamp 3 solar power supply system 4
Rechargeable battery 42 of solar power generation panel 41
External connector 5 control circuit 6
Temperature detection module 71 of pretreatment temperature adjusting assembly 7
Heating module 72 and cooling module 73
Control module 74 assembly body 75
Egress port 751 and ingress port 752
Water passage 753
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail with reference to the accompanying drawings and specific embodiments.
The first embodiment is as follows:
the utility model relates to a novel sterilizing equipment for running water, an embodiment is as shown in fig. 1 and 2, including glass pipe 1, protection tube 2, sterilamp 3 and solar energy power supply system 4, in glass pipe 1 wore to locate protection tube 2, the inside wall parcel glass pipe 1's of protection tube 2 lateral wall, protection tube 2's the concave mounting groove 21 that has a perfect understanding that extends along glass pipe 1's length direction (protection tube 2's axial direction) that is equipped with of inside wall, mounting groove 21 is the arc wall of opening towards the axis of protection tube 2, sterilamp 3 installs in mounting groove 21. A plurality of mounting grooves 21 are concavely arranged on the circumferential direction of the inner side wall of the protection tube 2 at equal intervals, each mounting groove 21 is arranged in a whole ring around the protection tube 2, and the ultraviolet germicidal lamp 3 is respectively mounted in each mounting groove 21. So the lateral wall of glass pipe 1 encircles a plurality of sterilamp 3 of installation, receives omnidirectional ultraviolet irradiation through the water in the glass pipe 1 to accomplish to carry out high-efficient and abundant, the disinfection of disinfecting at no dead angle to the running water.
The protection tube 2 is made of opaque material, and the glass tube 1 is a transparent colorless glass tube 1. The wall of the mounting groove 21 is attached with a reflector 22 for reflecting ultraviolet light, and the reflector 22 reflects the ultraviolet light outside the protection tube 2 to the glass tube 1, thereby improving the utilization rate of the ultraviolet light and enhancing the sterilization effect of the ultraviolet sterilizing lamp 3.
The two ends of the glass tube 1 are respectively provided with a water inlet 11 and a water outlet 12, and the glass tube 1 is respectively connected with an external water pipe through the water inlet 11 and the water outlet 12. The water to be sterilized enters the glass tube 1 through the water inlet 11, the bacteria in the water which enters the glass tube 1 and is irradiated by the strong ultraviolet light are rapidly killed, the effect of sterilizing the water is achieved, and the sterilized water flows out of the glass tube 1 from the water outlet 12.
The ultraviolet germicidal lamps 3 are connected with a solar power supply system 4, the solar power supply system 4 comprises a solar power generation panel 41 and a rechargeable battery 42, the solar power generation panel 41 is electrically connected with the input end of the rechargeable battery 42, and the rechargeable battery 42 provides working power supply for each ultraviolet germicidal lamp 3.
The ultraviolet germicidal lamp 3 is also provided with an external joint 5 and a control circuit 6, wherein the external joint 5 is connected with an external power supply, the input end of the external joint 5 is connected with the external power supply, the output end of the external joint 5 is connected with the input end of the control circuit 6, the output end of the control circuit 6 is connected with the ultraviolet germicidal lamp 3, and the external joint 5 can also provide a working power supply for the ultraviolet germicidal lamp 3 after being connected with the external power supply; the output end of the rechargeable battery 42 is electrically connected with the control circuit 6, and the control circuit 6 is provided with the conventional photosensitive sensor; the control circuit 6 calculates and judges whether to control the ultraviolet germicidal lamps 3 to be electrically connected with the solar power supply system 4 or to control the ultraviolet germicidal lamps 3 to be electrically connected with an external power supply according to the result of the photosensitive sensor.
In the climate with sufficient solar energy, when the output current of the photosensitive sensor is higher than the preset value of the control circuit 6, the control circuit 6 controls the ultraviolet sterilizing lamp 3 to be electrically connected with the solar power supply system 4, so that the tap water sterilizing device adopts clean solar energy; in the insufficient weather of solar energy, when photosensitive sensor's output current was less than the 6 default of control circuit, control circuit 6 control sterilamp 3 was connected with the external power supply electricity, in order to guarantee the utility model discloses running water sterilizing equipment's normal work. In this embodiment, the control circuit 6 and the photosensitive sensor are all structured, operated and controlled by conventional technical means in the art.
Example two:
the utility model relates to a novel sterilizing equipment for running water, embodiment two is shown in fig. 1 and 3, its difference with embodiment one lies in: the inner side wall of the protection tube 2 is provided with a plurality of mounting grooves 21 in a circumferential direction at equal intervals, each mounting groove 21 is arranged around the protection tube 2 in a semicircular mode, each mounting groove 21 is internally provided with an ultraviolet germicidal lamp 3, each ultraviolet germicidal lamp 3 forms a semicircular ultraviolet germicidal lamp 3 combination, the inner side wall of the protection tube 2 is provided with a semicircular reflector 23 in a semicircular area opposite to the ultraviolet germicidal lamp 3 combination, and the semicircular reflector 23 is embedded into the protection tube 2. So the glass tube 1 of the semi-ring area receive the ultraviolet germicidal lamp 3 direct irradiation, the glass tube 1 of another semi-ring area then can receive from the semi-ring reflector 23 reflection ultraviolet light irradiation to make through the glass tube 1 in the water receive the omnidirectional ultraviolet radiation, accomplish abundant and no dead angle the disinfection of disinfecting.
This embodiment not only reduces through setting up the sterilamp 3 that semi-number was replaced to semi-ring reflector 23 the utility model relates to a novel sterilizing equipment's for running water cost of manufacture has still further improved the utilization ratio of ultraviolet ray, reduces utility model a novel sterilizing equipment's for running water work energy consumption, and the simple structure of this embodiment, be convenient for preparation and installation.
Example three:
the third embodiment of the novel sterilization device for tap water of the present invention is shown in fig. 1 and 4, and the difference between the first embodiment and the second embodiment is as follows: the circumference of the inside wall of the protection tube 2 is provided with a plurality of mounting grooves 21 and a plurality of sheet type reflectors 24 in a concave manner, the mounting grooves 21 and the sheet type reflectors 24 are arranged at intervals, the ultraviolet germicidal lamps 3 are respectively mounted in the mounting grooves 21, the mounting grooves 21 and the sheet type reflectors 24 are arranged in a whole ring manner around the protection tube 2, the mounting grooves 21 and the sheet type reflectors 24 are arranged in a one-to-one correspondence manner in the circumference, and the sheet type reflectors 24 reflect ultraviolet light emitted from the mounting grooves 21 opposite to the sheet type reflectors. So glass pipe 1 divide into the region that receives the direct irradiation of sterilamp 3 and the region that receives the ultraviolet irradiation of reflection, and two regions of glass pipe 1 are crisscross to be set up and cover the lateral wall of whole glass pipe 1 to make the water through in the glass pipe 1 receive omnidirectional ultraviolet irradiation, accomplish the disinfection of disinfecting at abundant and no dead angle.
In the embodiment, a plurality of installation grooves 21 and a plurality of sheet type reflecting plates 24 are arranged at intervals, each installation groove 21 and each sheet type reflecting plate 24 are arranged in a whole ring around the glass tube 1, the installation grooves 21 and the sheet type reflecting plates 24 are correspondingly arranged in another pair, and each sheet type reflecting plate 24 reflects ultraviolet light emitted from the installation groove 21 opposite to the installation groove 24; because the ultraviolet irradiation after reflection is weaker than the direct irradiation of the ultraviolet germicidal lamp 3 in sterilizing and disinfecting effects, the mounting grooves 21 and the sheet type reflecting plates 24 are arranged at intervals, so that the ultraviolet light can be irradiated on the surrounding glass tube 1 more uniformly; thus, the present embodiment has the effect produced by the second technical solution of the embodiment, and simultaneously, the area directly irradiated by the ultraviolet germicidal lamp 3 and the area irradiated by the reflected ultraviolet light on the glass tube 1 are arranged in a staggered manner, thereby avoiding the phenomenon of uneven sterilization and disinfection of water in the glass tube 1 in a large range. In the embodiment, a plurality of sheet type reflecting plates 24 are arranged to replace half of the number of the ultraviolet sterilizing lamps 3, so that the manufacturing cost of the novel sterilizing device for the tap water is reduced, the utilization rate of ultraviolet light is further improved, the working energy consumption of the novel sterilizing device for the tap water is reduced, and the purpose of energy conservation is achieved; and can avoid the water in the glass 1 tube to have the uneven phenomenon of sterilization and disinfection on a large scale, thereby improving the utility model relates to a novel sterilization device for tap water's sterilization and disinfection efficiency.
Example four:
the fourth embodiment of the novel sterilization device for tap water of the present invention is shown in fig. 2 to 5, and the difference from the first embodiment, the second embodiment and the third embodiment is that: the sterilization and disinfection device for tap water further comprises a pretreatment assembly pretreatment temperature regulation assembly 7, wherein the pretreatment assembly pretreatment temperature regulation assembly 7 comprises a temperature detection module 71, a heating module 72, a refrigeration module 73, a control module 74 and an assembly main body 75, the assembly main body 75 is provided with an outlet port 751 connected with the water inlet 11, an inlet port 752 connected with an external water pipe and a water passing channel 753 arranged inside the assembly main body 75, the outlet port 751 and the inlet port 752 are respectively positioned at two ends of the water passing channel 753, water to be sterilized and disinfected enters the water passing channel 753 through the inlet port 752, and flows into the water inlet 11 through the outlet port 751 after being pretreated.
The output end of the temperature detection module 71 is connected with the control module 74, and the input ends of the heating module 72 and the refrigerating module 73 are both connected with the output end of the control module 74; the temperature detection module 71 is arranged in the water passing channel 753, and the temperature detection module 71 adopts the existing conventional temperature sensor, such as a thermocouple temperature detector and a resistance type temperature detector; the heating module 72 is attached to the outer side wall of the water passing channel 753, and the heating module 72 adopts the conventional resistance wire heater; the refrigeration module 73 is also attached to the outer side wall of the water passing channel 753, and the refrigeration module 73 adopts the conventional semiconductor refrigerator or heat exchange refrigeration structure;
the power supply end of the control module 74 is connected with the control circuit 6, when the solar energy is sufficiently charged and the output current of the photosensitive sensor is strong and higher than the preset value of the control circuit 6, the control circuit 6 controls the control module 74 to be electrically connected with the solar power supply system 4, and at the moment, the processing assembly 7 uses clean solar energy; in the climate with insufficient solar energy, when the output current of the photosensitive sensor is weak and is lower than the preset value of the control circuit 6, the control circuit 6 controls the control module 74 to be electrically connected with the external power supply, so as to ensure the normal operation of the processing assembly 7.
The optimum temperature range of ultraviolet sterilization and disinfection is 20-40 ℃, and the ultraviolet sterilization and disinfection effect can be influenced by overhigh or overlow temperature. The temperature detection module 71 detects the temperature of the water in the water channel 753; when the value detected by the temperature detection module 71 is smaller than a set value corresponding to 20 ℃, the control module 74 controls the heating module 72 to be electrified, the heating module 72 heats the outer side wall of the water channel 753, and heat energy is transferred to water in the water channel 753 through heat conduction, so that the temperature of the water in the water channel 753 is increased; when the value detected by the temperature detection module 71 is greater than the set value corresponding to 20 ℃, the control module 74 controls the heating module 72 to be powered off, and the heating module 72 stops working;
when the value detected by the temperature detection module 71 is larger than a set value corresponding to 40 ℃, the control module 74 controls the refrigeration module 73 to be electrified, the refrigeration module 73 performs refrigeration and transmits low temperature to the outer side wall of the water passing channel 753, and further transmits the low temperature to water in the water passing channel 753, so that the temperature of the water in the water passing channel 753 is reduced; when the value detected by the temperature detection module 71 is less than the set value corresponding to 40 ℃, the control module 74 controls the refrigeration module 73 to be powered off, and the refrigeration module 73 stops working.
When the value detected by the temperature detection module 71 is within the range corresponding to 20-40 ℃, the heating module 72 and the refrigerating module 73 do not work.
Treat sterile water that disinfects through setting up of pretreatment module preliminary treatment temperature regulating assembly 7 and carry out temperature pre-adjustment processing for the temperature that gets into the intraductal water of glass is in the sterile optimum temperature range of ultraviolet sterilization, thereby improves the utility model relates to a novel sterilizing equipment's of running water disinfection effect of disinfecting.
The present invention has been described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the above embodiments, and those skilled in the art can make various modifications according to the prior art, and all belong to the protection of the present invention.

Claims (5)

1. A novel sterilizing equipment for running water which characterized in that: comprises a glass tube, a protective tube, an ultraviolet germicidal lamp and a power supply, wherein the glass tube is arranged in the protective tube, the inner side wall of the protection tube wraps the outer side wall of the glass tube, a mounting groove extending along the length direction of the glass tube is concavely arranged on the inner side wall of the protection tube, a reflector plate for reflecting ultraviolet light is attached to the wall of the mounting groove, the mounting groove is an arc-shaped groove with an opening facing the central axis of the protection tube, a plurality of mounting grooves are concavely arranged on the circumferential direction of the inner side wall of the protection tube, a plurality of sheet type reflecting plates are embedded in the mounting grooves, the mounting grooves and the sheet type reflecting plates are arranged at intervals, the ultraviolet germicidal lamps are respectively mounted in the mounting grooves, the power supply is connected with the ultraviolet germicidal lamp, the mounting grooves and the sheet type reflecting plates are arranged in a whole ring mode around the protection tube, and the mounting grooves and the sheet type reflecting plates are arranged in a one-to-one corresponding and opposite mode.
2. The novel sterilization device for tap water according to claim 1, wherein: the protection tube is made of opaque materials, and the glass tube is a transparent colorless glass tube.
3. The novel sterilization device for tap water according to claim 1, wherein: the two ends of the glass tube are respectively provided with a water inlet and a water outlet, and the glass tube is respectively connected with an external water pipe through the water inlet and the water outlet.
4. The novel sterilization device for tap water according to claim 1, wherein: the power supply comprises a solar power supply system, the solar power supply system comprises a solar power generation panel and a rechargeable battery, the solar panel is electrically connected with the rechargeable battery, and the rechargeable battery is connected with the ultraviolet germicidal lamp.
5. The novel sterilization device for tap water according to claim 4, wherein: the power still is equipped with the external joint and the control circuit of connecting external power source, the output of external joint is connected control circuit's input, external power source is connected to the input of external joint, control circuit's output is connected the sterilamp, solar energy power supply system's output is connected control circuit.
CN201821288273.0U 2018-08-10 2018-08-10 Novel sterilization device for tap water Active CN209922952U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821288273.0U CN209922952U (en) 2018-08-10 2018-08-10 Novel sterilization device for tap water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821288273.0U CN209922952U (en) 2018-08-10 2018-08-10 Novel sterilization device for tap water

Publications (1)

Publication Number Publication Date
CN209922952U true CN209922952U (en) 2020-01-10

Family

ID=69063953

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821288273.0U Active CN209922952U (en) 2018-08-10 2018-08-10 Novel sterilization device for tap water

Country Status (1)

Country Link
CN (1) CN209922952U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111962610A (en) * 2020-08-06 2020-11-20 浙江沃普克供水设备有限公司 Totally-enclosed anti-pollution secondary water supply equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111962610A (en) * 2020-08-06 2020-11-20 浙江沃普克供水设备有限公司 Totally-enclosed anti-pollution secondary water supply equipment

Similar Documents

Publication Publication Date Title
CN209226638U (en) A kind of pretreated sterilization and disinfection device of energy
CN102318872B (en) Light-emitting diode (LED) ultraviolet fluid disinfection method and device thereof
CN102284075B (en) High-efficiency air disinfecting and sterilizing method and device thereof
CN111388736A (en) Environmental air sterilizing system
CN209922952U (en) Novel sterilization device for tap water
CN216389418U (en) LED ultraviolet sterilization device
CN209922951U (en) Improved structure of sterilizing device for tap water
CN202988798U (en) Ultraviolet disinfection device
CN203731690U (en) Water heater
CN209226639U (en) A kind of sterilizing unit for tap water
CN112499721B (en) Water purification reactor with cylindrical deep ultraviolet disinfection radiation source
CN215479886U (en) Tap water disinfection filter
CN106277114A (en) Circulating water disinfection equipment
CN115089737A (en) Large-area intelligent linkage two-in-one disinfection lighting lamp system
CN212299250U (en) Double-effect purifier suitable for air pipe installation
CN213446343U (en) Water flow power generation ultraviolet LED sterilization and disinfection faucet switch
CN217600412U (en) Disinfection and sterilization device and heater using same
CN203545727U (en) Active ultraviolet sewage treatment system
CN210001628U (en) immersion ultraviolet sterilizer
CN111588879A (en) UV sterilizing device and purifier
CN214232228U (en) Simple air disinfection device for coping with epidemic situation
CN211712688U (en) Ultraviolet disinfection device
CN112741925B (en) Three-dimensional disinfection system for medical examination
CN115340146A (en) Ultraviolet sterilization device and ultraviolet sterilization method
CN218810586U (en) Pulse light disinfection and sterilization device and gas water heater

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant