CN111214674B - High-efficient sterilizer - Google Patents
High-efficient sterilizer Download PDFInfo
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- CN111214674B CN111214674B CN201811425130.4A CN201811425130A CN111214674B CN 111214674 B CN111214674 B CN 111214674B CN 201811425130 A CN201811425130 A CN 201811425130A CN 111214674 B CN111214674 B CN 111214674B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultra-violet radiation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/04—Heat
- A61L2/06—Hot gas
- A61L2/07—Steam
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/202—Ozone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/13—Biocide decomposition means, e.g. catalysts, sorbents
Abstract
The invention relates to a high-efficiency disinfection cabinet, which comprises a box body and an inner container, wherein an ozone type ultraviolet lamp is installed in the inner container, an airflow channel is also arranged in the box body, the airflow channel is provided with an air inlet and an air outlet, the air inlet and the air outlet are respectively communicated with the inner container, airflow in the inner container enters the airflow channel from the air inlet and flows back to the inner container through the air outlet, and after ozone disinfection is finished, the airflow in the inner container can be heated in the airflow channel at high temperature and then flows back to the inner container. Compared with the prior art, the ozone sterilization cabinet has the advantages that the mixed flow of the air flow in the inner container can be enhanced, so that ozone is uniformly distributed in the inner container, the ozone sterilization efficiency and effect are improved, in addition, after the ozone sterilization is finished, the air flow in the inner container can be heated in the air flow channel, the ozone is quickly decomposed, the bad use experience of ozone aftertaste to a user is avoided, in addition, the high-temperature sterilization can be carried out on the objects to be sterilized in the inner container through the air for heating the inner container, and the sterilization effect of the sterilization cabinet is further improved.
Description
Technical Field
The invention relates to the field of disinfection cabinets, in particular to a high-efficiency disinfection cabinet.
Background
The existing disinfection cabinet generally uses an ultraviolet lamp as a disinfection source generator, and ultraviolet rays with 253.7 nm wavelength are emitted by the ultraviolet lamp for disinfection, and ultraviolet rays with 184.9 nm wavelength are emitted by the ultraviolet lamp for generating ozone, so that the disinfection effect is improved by the ozone. The ultraviolet sterilization has the advantages of high efficiency, broad spectrum, safety, reliability and the like, but has poor effect of killing spores, cysts and viruses, and has to be pretreated when treating articles with water, because the ultraviolet can be absorbed by a plurality of substances in the water, and in addition, because of the existence of an irradiation shadow plane, the ultraviolet sterilization generally has sterilization dead corners. Ozone sterilization is a bacteriolytic method, has thorough sterilization, no residue, broad spectrum sterilization, can kill bacterial propagules, spores, viruses, fungi and the like, and can destroy botulinum toxin, and ozone is gas. However, the sterilization using ozone has the following problems: the concentration distribution of the ozone is uneven, the concentration of the ozone at the disinfection source generator is higher, and the concentration far away from the disinfection source generator is lower, thereby influencing the disinfection effect and efficiency of the disinfection cabinet. In addition, after the disinfection is finished, the use experience of the user can be greatly reduced due to the aftertaste of the ozone carried on the disinfected objects.
Disclosure of Invention
The first technical problem to be solved by the invention is to provide an efficient disinfection cabinet which can uniformly distribute ozone in an inner container aiming at the prior art.
The second technical problem to be solved by the invention is to provide a high-efficiency disinfection cabinet capable of avoiding ozone aftertaste aiming at the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a high-efficient sterilizer, includes the box and sets up the inner bag in the box, installs ultraviolet lamp in this inner bag, its characterized in that, ultraviolet lamp is the ozone type, still be provided with airflow channel in the box, this airflow channel has air inlet and gas outlet, and this air inlet and gas outlet communicate with above-mentioned inner bag respectively, and the air current in the inner bag gets into airflow channel by above-mentioned air inlet in to flow back to the inner bag through the gas outlet in, after the ozone disinfection, the air current in the inner bag can be heated high temperature in this airflow channel and flow back to the inner bag again.
In order to reduce the dead angle of the ultraviolet lamp as much as possible, it is preferable that the ultraviolet lamp is rotatably disposed in the inner container.
In order to further quickly and uniformly ensure the air flow in the liner, the inner side surface of the liner back plate is provided with a turbulent fan. The turbulent fan is matched with the airflow channel to form a three-dimensional circulating airflow field in the inner container, so that gases such as ozone, steam and the like can be rapidly and uniformly distributed in the inner container.
Preferably, a mounting seat is fixed on the inner side face of the liner back plate, a turbulence motor is mounted on the mounting seat, the ultraviolet lamp is pivoted on the mounting seat through a mounting shaft, the turbulence fan is sleeved on the mounting shaft through a central hole, a driven gear concentrically arranged with the central hole is mounted on the turbulence fan, the driven gear is fixed with the mounting shaft, a driving gear is fixed on an output shaft of the turbulence motor, and the driving gear is meshed with the driven gear.
In order to further improve the disinfection effect, a negative ion generator is arranged in the inner container. The negative ion generator can better play the role of sterilization and odor removal under the action of the three-dimensional circulating airflow field.
As preferred, be fixed with the mount pad on the medial surface of inner bag backplate, install the vortex motor on this mount pad, ultraviolet lamp installs on the mounting bracket, and the both ends of this mounting bracket are evaginated in ultraviolet lamp and install above-mentioned anion generator respectively outward respectively, above-mentioned mounting bracket passes through the installation axle pin joint on above-mentioned mount pad, above-mentioned vortex fan is established on this installation axle through the centre bore cover, and install the driven gear rather than the concentric setting of centre bore on the vortex fan, this driven gear is fixed with above-mentioned installation axle, be fixed with the driving gear on the output shaft of above-mentioned vortex motor, this driving gear and above-mentioned driven gear meshing. The vortex fan can disturb the ozone sent by the ultraviolet lamp better, and can disturb the negative ions sent by the negative ion generators on the two sides better, so that the ozone and the negative ions can exert the sterilization effect better, and the sterilization effect of the sterilization cabinet is improved.
The specific implementation manner of the airflow channel may be various, in the present invention, preferably, the box body is further provided with a water tank, a water outlet pipe, a first water return pipe, a heating device and an airflow pipe, an inner cavity of the airflow pipe forms the airflow channel, a pipe wall of the airflow pipe is made of a heat conducting material, the heating device is used for heating water in the water tank, first ends of the water outlet pipe and the first water return pipe are respectively communicated with the water tank, a second control valve is connected between second ends of the water outlet pipe and the first water return pipe, the second control valve can control communication and closing of the water outlet pipe and the first water return pipe, and the water outlet pipe is wound on an.
Preferably, the first water return pipe is coiled on the outer side surface of the liner back plate along the height direction of the liner back plate. Can utilize hydrothermal waste heat to heat the inner bag in the first return pipe like this, can not only accelerate the decomposition of ozone in the ozonolysis stage, can carry out more efficient high temperature disinfection to the article of treating disinfecting in the inner bag moreover.
In order to enable water flow to flow in the water outlet pipe and the first water return pipe more efficiently and further improve the heating efficiency of the airflow channel, the first end of the water outlet pipe is communicated with a water outlet of the water tank through a water pump.
The hot water has the highest temperature when flowing out of the water tank, the water temperature is slowly reduced due to the heat transfer effect with the airflow pipe in the flowing process along the water outlet pipe, and in order to enable the water outlet pipe to uniformly heat the airflow pipe, the water outlet pipe is in a sparse-down and dense-up shape at the winding density of the airflow pipe.
In order to accelerate the fluidity of the gas in the inner container, a fan is arranged in the airflow channel, and the airflow entering the airflow channel is discharged into the inner container from the air outlet after passing through the fan.
In order to enable the airflow in the airflow channel to flow back to the inner container more quickly after passing through the fan, the fan is arranged at the air outlet of the airflow channel.
Preferably, the air inlet is communicated with the bottom plate of the inner container, the air outlet is communicated with the top plate of the inner container, and the ultraviolet lamp is installed on the back plate of the inner container.
Preferably, the air inlet is communicated with the center of the bottom plate of the inner container, and the inner surface of the bottom plate is inclined downwards from the side to the center along the circumferential direction, so that the air flow in the inner container can be guided to the air inlet.
In order to expand the irradiation range of ultraviolet rays emitted by the ultraviolet lamp as much as possible, an upper cabinet and a lower cabinet for placing articles to be disinfected are arranged in the inner container, the ultraviolet lamp is positioned between the upper cabinet and the lower cabinet, and the air outlet extends vertically downwards and is opposite to the upper cabinet, so that gas (such as ozone, hot air and the like) sprayed from the air outlet can directly spray part of the articles to be disinfected and can downwards spread to other articles to be disinfected.
Compared with the prior art, the invention has the advantages that: the box body is provided with the airflow channel, airflow in the inner container can flow back to the inner container from the air outlet after entering the airflow channel from the air inlet, so that mixed flow of the airflow in the inner container can be enhanced, ozone is uniformly distributed in the inner container, the efficiency and the effect of ozone sterilization are improved, moreover, after ozone sterilization is finished, the airflow in the inner container can be heated in the airflow channel, ozone is rapidly decomposed through heating energy, poor use experience of ozone aftertaste to users is avoided, and high-temperature sterilization can be performed on objects to be sterilized in the inner container by heating the air in the inner container, so that the sterilization effect of the sterilization cabinet is further improved.
Drawings
FIG. 1 is a schematic view showing the structure of a disinfection cabinet according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of the inner container in embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of a rear plate of the case in embodiment 1 of the present invention;
FIG. 4 is a schematic view of the structure of FIG. 3 in another direction;
FIG. 5 is a schematic view showing the structure of a sterilizing cabinet according to embodiment 2 of the present invention;
FIG. 6 is a partial schematic structural view of a sterilizing cabinet according to embodiment 3 of the present invention;
FIG. 7 is a partial schematic structural view of a sterilizing cabinet according to embodiment 4 of the present invention;
FIG. 8 is a schematic view of the structure of FIG. 7 in another direction;
fig. 9 is a partial structural schematic view of a disinfection cabinet in embodiment 5 of the invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
Example 1:
as shown in fig. 1 to 4, a high-efficiency disinfection cabinet comprises a box body 1 and an inner container 2 arranged in the box body 1, wherein an upper cabinet 201 and a lower cabinet 202 for placing tableware to be disinfected are installed in the inner container 2, and in this embodiment, the upper cabinet 201 and the lower cabinet 202 are both drawer type. The inner container 2 is provided with the ultraviolet lamp 9, specifically, the ultraviolet lamp 9 is arranged on the back plate 22 of the inner container 2, in the embodiment, the ultraviolet lamp 9 is of an ozone type, and the ultraviolet lamp 9 can emit ultraviolet rays with 253.7 nanometer wavelength for sterilization and can simultaneously emit ultraviolet rays with 184.9 nanometer wavelength for ozone generation. In order to make the ultraviolet rays emitted from the ultraviolet lamp 9 irradiate the dishes to be sterilized in the upper and lower cabinets 201,202 better, the ultraviolet lamp 9 is located between the upper and lower cabinets 201, 202.
Further, an air flow passage 30 is provided in the case 1, the air flow passage 30 has an air inlet 31 and an air outlet 32, the air inlet 31 and the air outlet 32 are respectively communicated with the inner container 2, and the air flow in the inner container 2 can enter the air flow passage 30 through the air inlet 31 and then flow back to the inner container 2 from the air flow passage 30 through the air outlet 32. The airflow channel 30 can be realized in various ways, in this embodiment, the airflow tube 3 is disposed in the gap between the back plate 22 of the inner container 2 and the back plate 11 of the box body 1, and the inner cavity of the airflow tube 3 forms the airflow channel 30. Thus, when the ultraviolet lamp 9 generates ozone, the air in the inner container 2 can enter the airflow channel 30, and the ozone and the air are fully mixed through the airflow channel 30, so that the ozone is uniformly distributed in the inner container 2, and the ozone disinfection effect is ensured. Preferably, in this embodiment, the airflow duct 3 includes a duct body extending in the height direction of the inner container 2, and both ends of the duct body are respectively bent to communicate with the top plate 21 and the bottom plate 23 of the inner container 2.
In order to make the ozone gas distributed in the inner container 2 more rapidly, the air flow channel 30 is provided with the fan 4, and the air flow entering the air flow channel 30 is discharged into the inner container 2 from the air outlet 32 after passing through the fan 4. The air flow is made to flow rapidly in the air flow passage 30 by the suction action of the fan 4, so that rapid and uniform distribution of ozone can be achieved. In order to make the airflow in the airflow channel 30 flow back to the liner 2 more quickly after passing through the fan 4, the air outlet port of the fan 4 overlaps with the air outlet 32 of the airflow channel 30.
Further, in this embodiment, the airflow channel 30 can be heated, so that after the ozone disinfection stage is finished, the ozone passing through the airflow channel 30 can be heated by heating the airflow channel 30, so that the ozone is rapidly decomposed. The airflow channel 30 can be heated in various specific ways, in this embodiment, a water tank 5 is disposed between the bottom plate 23 of the inner container 2 and the lower plate of the box body 1, the water tank 5 is connected with a water outlet pipe 51, a first water return pipe 52 and a second water return pipe 53, first ends 511,521,531 of the water outlet pipe 51, the first water return pipe 52 and the second water return pipe 53 are respectively communicated with the water tank 5, wherein first ends of the first water return pipe 52 and the second water return pipe 53 are respectively directly communicated with a first water return opening 502 and a second water return opening 503 on the water tank 5, a first end 511 of the water outlet pipe 51 is communicated with a water outlet 501 of the water tank 5 through a water pump 7, and the water pump 7 provides power for the water flowing in each water pipe. The second ends 512,522,532 of the water outlet pipe 51, the first water return pipe 52 and the second water return pipe 53 are connected with a second control valve 1021, the second control valve 1021 is a three-way valve, that is, the inlet end of the second control valve 1021 is connected with the second end 512 of the water outlet pipe 51, and one of the outlet ends is connected with the second end 522 of the first water return pipe 52, and the other outlet end is connected with the second end 532 of the second water return pipe 53. Thus, when the second control valve 1021 is opened, water flows into the second control valve 1021 and flows into the corresponding return pipe from one of the outlet ports, thereby forming a circuit with the water tank 5, and when the spool of the second control valve 1021 is reversed, water flows into the corresponding return pipe from the other outlet port, thereby forming a circuit with the water tank 5. Further, a drain pipe 54 and a pressure relief pipe 55 are connected to the water tank 5, and a drain valve 541 and a pressure relief valve 551 are provided to the drain pipe 54 and the pressure relief pipe 55, respectively.
The bottom of the water tank 5 is provided with a heating device 6 capable of heating water in the water tank 5, in this embodiment, the heating device 6 is a heating plate, meanwhile, the pipe wall of the airflow pipe 3 is made of a heat conducting material, the second water outlet pipe 51 is wound on the outer surface of the airflow pipe 3, the second water return pipe 53 is uniformly coiled on the inner side surface of the rear plate 11 along the height direction of the rear plate 11 of the box 1, and the heat dissipation device 8 is arranged at the position, corresponding to the second water return pipe 53, of the outer side surface of the rear plate 11 of the box 1, which corresponds to the second water return pipe 53, in this embodiment, the heat dissipation device 8 is a heat dissipation fin 80, the heat dissipation fins 80 are a plurality of fins and are uniformly arranged along the height direction of the rear plate 11, and the space between the heat dissipation fins 80 is matched with the space between the sections of the second. The heating device 6 heats the water in the water tank 5, the second control valve 1021 is opened, the heated water flows into the water outlet pipe 51, the water outlet pipe 51 is wound on the airflow pipe 3, and the pipe wall of the airflow pipe 3 is made of a heat conducting material, so that the hot water in the water outlet pipe 51 can heat the air in the airflow pipe 3, ozone can be efficiently decomposed after ozone disinfection is finished, and when the airflow is heated to a high temperature, tableware can be sterilized by the hot air, in addition, when the hot water enters the first return pipe 52, the hot water in the first return pipe 52 can heat the inner container 2 by using waste heat, and accordingly, the hot air in the airflow pipe 3 is matched to carry out high-temperature disinfection on the tableware in the upper cabinet 201 and the lower cabinet 202. After the disinfection, heating device 6 stops, scald the user for the high temperature of avoiding the tableware, at this moment, communicate outlet pipe 51 and second wet return 53 through second control valve 1021, hot water gets into in second wet return 53, carry out cooling through the hot water of heat abstractor 8 in to second wet return 53, cold water after the cooling flows back to in the water tank 5, water among the cooling water tank 5, cold water gets into under water pump 7's effect in outlet pipe 51, cold water quick cooling air flow pipe 3 among the outlet pipe 51, and then the air of cooling flow through air flow pipe 3, the air in inner bag 2 obtains the cooling like this, thereby can avoid the tableware high temperature after the disinfection and scald the user.
Further, a steam port 301 through which steam can be discharged is provided in the air flow path 30, a first control valve 1011 for opening and closing the steam port 301 is provided on the steam port 301, and the water tank 5 has a steam outlet (not shown) communicating with the steam port 301. In the state that the first control valve 1011 is opened, the heating device 6 heats the water in the water tank 5 to generate steam, and the steam enters the inner container 2 through the airflow pipe 3 to steam-sterilize the tableware. The penetrability of steam is strong, and protein, protoplasm colloid warp the solidification easily under the damp and hot condition, and the enzyme system destroys easily, and steam gets into intracellular condensation and becomes water, can emit latent heat and raise the temperature, and then reinforcing power of disinfecting. In this embodiment, preferably, above-mentioned steam port 301 is seted up in the one end that is close to air inlet 31, under first control valve 1011 open mode, open second control valve 1021 simultaneously, hot water heating air flow pipe 3 in outlet pipe 51 like this, vapor is by secondary heating in air flow pipe 3, can not only avoid the condensation of vapor in air flow pipe 3, and make vapor get into the saturated condition through carrying out secondary heating energy to vapor, and further convert superheated steam into, superheated steam's penetrability is stronger, and then can destroy the enzyme system of bacterium more fast, further promote the effect of killing to the bacterium. Furthermore, the condensed water in the air flow channel 30 can also flow back to the water tank 5 through the above-mentioned steam outlet 301 along the air flow channel 3.
In this embodiment, the air inlet 31 is communicated with the bottom plate 23 of the inner container 2, the air outlet 32 is communicated with the top plate 21 of the inner container 2, and the air outlet 32 extends vertically downward and is opposite to the upper cabinet 201, so that the air (such as ozone, hot air, steam, etc.) sprayed from the air outlet 32 is directly injected into the dishes to be sterilized in the upper cabinet 201 and can spread downward to the dishes to be sterilized in the lower cabinet 202. The inner surface of the bottom plate 23 is inclined downwards from the periphery to the center along the circumferential direction, that is, the air inlet 31 is located at the lowest position of the inner surface of the bottom plate 23, so that not only the air flow in the liner 2 can be guided to the air inlet 31, but also water dropping to the inner surface of the bottom plate 23 (such as water dropping from tableware placed in the upper and lower cabinets 201,202) can be collected and guided to the water tank 5, and in addition, water vapor in the liner 2 can also be collected to the water tank 5 through the bottom plate 23 after being condensed, thereby realizing the recycling of water. In addition, the user can directly pour water into the bottom plate 23 to add water into the water tank 5 in daily maintenance, and the operation is very convenient.
In this embodiment, the walls of the water outlet pipe 51, the first water return pipe 52 and the second water return pipe 53 are all made of heat conductive material.
The working process of the invention is as follows:
1. ultraviolet and ozone sterilization stage: open ultraviolet lamp 9, ultraviolet lamp 9 transmission ultraviolet ray shines the tableware of treating the disinfection, produces ozone simultaneously, opens fan 4, and the air in the inner bag 2 and the mist of ozone mix in getting into air current pipe 3 by air inlet 31 fast and mix in advance, and the gas after mixing in advance carries out the secondary mixing in getting into fan 4, and the gas after the intensive mixing flows back to inner bag 2 through gas outlet 32 in for ozone distributes evenly in inner bag 2 fast. The ultraviolet sterilization has the advantages of high efficiency, broad spectrum, safety, reliability and the like, but has poor effect of killing spores, cysts and viruses, and has to be pretreated when treating articles with water, because the ultraviolet can be absorbed by a plurality of substances in the water, and in addition, because of the existence of an irradiation shadow plane, the ultraviolet sterilization generally has sterilization dead corners. Ozone sterilization is a bacteriolytic method, has thorough sterilization, no residue, broad spectrum sterilization, can kill bacterial propagules, spores, viruses, fungi and the like, and can destroy botulinum toxin, and ozone is gas. According to the invention, through the design of the airflow channel 30, ozone can be rapidly and uniformly distributed in the inner container 2, and no dead angle exists in sterilization.
2. Ozone rapid decomposition/high temperature sterilization stage: after ozone is evenly distributed in the inner container 2, the heating device 6 is turned on, and because the heating device 6 is arranged at the bottom of the water tank 5, before water in the water tank 5 is not heated to a certain temperature, the ozone in the inner container 2 cannot be influenced by the water in the water tank 5 heated by the heating device 6. After heating device 6 worked a period, the water in the water tank 5 was heated to the uniform temperature, hot water got into outlet pipe 51 under water pump 7's effect, thereby heat air current pipe 3, ozone in the airflow channel 30 is decomposed like this, the air in the airflow channel 30 is heated simultaneously, air after the heating gets into inner bag 2, carry out pasteurization to the tableware of treating disinfecting in the inner bag 2, hot water in the outlet pipe 51 gets into first return pipe 52 through second control valve 1021 simultaneously, utilize the waste heat to heat inner bag 2, promote pasteurization's effect.
3. Steam sterilization stage: after the airflow channel 30 and the inner container 2 are heated to a certain temperature, the first control valve 1011 is opened, and water vapor enters the airflow channel 30 through the first control valve 1011, is reheated in the airflow channel 30, and then enters the inner container 2 to perform steam sterilization on tableware. The penetrability of steam is strong, and protein, protoplasm colloid warp the solidification easily under the damp and hot condition, and the enzyme system destroys easily, and steam gets into intracellular condensation and becomes water, can emit latent heat and raise the temperature, and then reinforcing power of disinfecting.
4. And (3) a cooling stage: after the steam sterilization is finished, the temperature of the surface of the tableware is higher, and in order to avoid scalding when a user takes the tableware, a cooling step is added to the disinfection cabinet after the sterilization is finished. The specific process is as follows: the heating device 6 is closed, the second control valve 1021 is communicated with the water outlet pipe 51 and the second water return pipe 53, water in the water tank 5 is rapidly cooled through the heat dissipation device 8 under the action of the water pump 7, the airflow pipe 3 is also rapidly cooled with cold water, the cooled air enters the inner container 2 from the air outlet 32 to cool the disinfected tableware, condensed water in the airflow channel 30 flows back to the water tank 5 through the steam outlet 301 along the airflow channel 30, and meanwhile the condensed water in the inner container 2 flows back to the water tank through the air inlet 31 and the steam outlet 301 in sequence. In the cooling process, the whole inner container 2 is still in a closed state, so that secondary pollution to the disinfected tableware can be effectively avoided.
According to the invention, the airflow channel 30 is arranged in the box body 1 of the disinfection cabinet, and the organic combination of multiple sterilization means is adopted, so that the sterilization efficiency is obviously improved, the sterilization effect is improved, and the high-efficiency disinfection is realized.
Example 2:
as shown in fig. 5, unlike embodiment 1, in this embodiment, the water outlet pipe 51 is arranged to be sparse at the lower side and dense at the upper side in the winding density of the airflow pipe 3. The temperature of the hot water is highest when the hot water just flows out of the water tank 5, and the water temperature is slowly reduced due to the heat transfer effect with the airflow pipe 3 in the flowing process along the water outlet pipe 51, in the embodiment, the winding density of the water outlet pipe 51 on the airflow pipe 3 is set to be sparse at the lower part and dense at the upper part, so that the water outlet pipe 51 can uniformly heat the airflow pipe 3
Example 3:
as shown in fig. 6, unlike embodiment 1, the ultraviolet lamp 9 is rotatably provided in the inner container 2 in this embodiment, so that the dead space of irradiation of the ultraviolet lamp 9 can be minimized. Install vortex fan 101 on the medial surface of inner bag 2 backplate 22, because airflow channel 30's effect, the air current in the inner bag 2 flows from top to bottom, and vortex fan 101 can be in the air current in the inner bag 2 of disturbance in the left and right sides orientation to form three-dimensional circulation air flow field in inner bag 2, make gas such as ozone, steam can be in inner bag 2 evenly distributed fast.
Further, an installation seat 103 is fixed on the inner side surface of the back plate 22 of the inner container 2, a turbulent flow motor 104 is installed on the installation seat 103, the ultraviolet lamp 9 is transversely installed in the inner container 2 along the left-right direction, a lamp holder 91 is arranged at one end of the ultraviolet lamp, an installation shaft 93 perpendicular to the back plate 33 of the inner container 2 is pivoted on the installation seat 103, the lamp holder 91 is fixed to the free end of the installation shaft 93, the turbulent flow fan 101 is sleeved on the installation shaft 93 through a central hole, a driven gear 106 concentrically arranged with the central hole is installed on the turbulent flow fan 101, the driven gear 106 is fixed to the installation shaft 93, a driving gear 105 is fixed to an output shaft of the turbulent flow motor 104, and the driving gear 105 is meshed with the driven. Thereby enabling the ultraviolet lamp 9 to be stably installed on the inner container 2 and enabling the disturbing fan 101 to better disturb ozone emitted from the ultraviolet lamp 9.
Example 4:
as shown in fig. 7 and 8, unlike embodiment 3, a negative ion generator 102 is installed in the inner container 2. The negative ions emitted by the negative ion generator 102 have the functions of sterilization and odor removal, the static negative ions can be adsorbed by surrounding metals, so the action range is limited, and the negative ion generator 102 can better play the roles of sterilization and odor removal under the action of the three-dimensional circulating airflow field.
Further, be fixed with mount pad 103 on the medial surface of inner bag 2 backplate 33, install vortex motor 104 on this mount pad 103, ultraviolet lamp 9 installs on mounting bracket 92, and the both ends of this mounting bracket 92 evaginate respectively in ultraviolet lamp 9 and install above-mentioned anion generator 102 respectively, above-mentioned mounting bracket 92 passes through the pivot of installation axle 93 on above-mentioned mount pad 103, above-mentioned vortex fan 101 is established on this installation axle 93 through the centre bore cover, and install on the vortex fan 101 with the concentric driven gear 106 that sets up of centre bore, this driven gear 106 is fixed with above-mentioned installation axle 93, be fixed with driving gear 105 on the output shaft of above-mentioned vortex motor 104, this driving gear 105 and the meshing of above-mentioned driven gear 106. Therefore, the turbulent fan 101 can better disturb the ozone emitted by the ultraviolet lamp 9 and can better drive the negative ions emitted by the negative ion generators 102 on the two sides, so that the ozone and the negative ions can better play a role in sterilization, and the sterilization effect of the disinfection cabinet is further improved.
Example 5:
as shown in fig. 9, different from embodiment 3, the mounting shaft 93 of this embodiment is further sleeved with a conductive slip ring 107, one end of the conductive slip ring 107 is fixed to the mounting seat 103, and the wires are inserted into the conductive slip ring 107, so that the wires can be prevented from being wound during the rotation process with the ultraviolet lamp 9 and the turbulent fan 101.
Claims (12)
1. A high-efficiency disinfection cabinet comprises a box body (1) and an inner container (2) arranged in the box body (1), wherein the inner container (2) is internally provided with an ultraviolet lamp (9), and the high-efficiency disinfection cabinet is characterized in that the ultraviolet lamp (9) is of an ozone type, the box body (1) is also internally provided with an airflow channel (30), the airflow channel (30) is provided with an air inlet (31) and an air outlet (32), the air inlet (31) and the air outlet (32) are respectively communicated with the inner container (2), airflow in the inner container (2) enters the airflow channel (30) from the air inlet (31) and flows back to the inner container (2) through the air outlet (32), after ozone disinfection is finished, the airflow in the inner container (2) can be heated to high temperature in the airflow channel (30) and then flows back to the inner container (2),
the box body (1) is also provided with a water tank (5), a water outlet pipe (51), a first water return pipe (52), a heating device (6) and an airflow pipe (3), the inner cavity of the airflow pipe (3) forms the airflow channel (30), the heating device (6) is used for heating water in the water tank (5), the water outlet pipe (51) and the first end (511,521) of the first water return pipe (52) are respectively communicated with the water tank (5), a second control valve (1021) is connected between the second ends (512,522) of the water outlet pipe and the first water return pipe (52), the second control valve (1021) can control the communication and the closing of the water outlet pipe (51) and the first water return pipe (52), and the water outlet pipe (51) is wound on the outer surface of the airflow pipe (3),
the first water return pipe (52) is coiled on the outer side surface of the back plate (22) along the height direction of the back plate (22) of the inner container (2),
the water outlet pipe (51) is in a shape of being sparse at the lower part and dense at the upper part at the winding density of the airflow pipe (3),
a fan (4) is arranged in the airflow channel (30), and airflow entering the airflow channel (30) passes through the fan (4) and then is discharged into the inner container (2) through the air outlet (32).
2. A high efficiency disinfection cabinet as claimed in claim 1, wherein said uv lamp (9) is rotatably arranged in the inner container (2).
3. The high-efficiency disinfection cabinet as claimed in claim 2, characterized in that said inner container (2) has a spoiler fan (101) mounted on the inner side of the back plate (22).
4. The high-efficiency disinfection cabinet as claimed in claim 3, wherein an installation seat (103) is fixed on an inner side surface of a back plate (22) of the inner container (2), a turbulent flow motor (104) is installed on the installation seat (103), the ultraviolet lamp (9) is pivoted on the installation seat (103) through an installation shaft (93), the turbulent flow fan (101) is sleeved on the installation shaft (93) through a central hole, a driven gear (106) concentrically arranged with the central hole is installed on the turbulent flow fan (101), the driven gear (106) is fixed with the installation shaft (93), a driving gear (105) is fixed on an output shaft of the turbulent flow motor (104), and the driving gear (105) is meshed with the driven gear (106).
5. A high efficiency disinfection cabinet as claimed in claim 3, characterized in that said inner container (2) is further provided with a negative ion generator (102).
6. The high-efficiency disinfection cabinet as claimed in claim 5, wherein an installation seat (103) is fixed on the inner side surface of the back plate (22) of the inner container (2), a turbulent flow motor (104) is installed on the installation seat (103), the ultraviolet lamp (9) is installed on the installation frame (92), and both ends of the installation frame (92) respectively protrude outside the ultraviolet lamp (9) and are respectively installed with the anion generator (102), the installation frame (92) is pivotally connected to the installation seat (103) through the installation shaft (93), the turbulent flow fan (101) is sleeved on the installation shaft (93) through a central hole, a driven gear (106) concentrically arranged with the central hole is installed on the turbulent flow fan (101), the driven gear (106) is fixed to the installation shaft (93), and a driving gear (105) is fixed on the output shaft of the turbulent flow motor (104), the drive gear (105) meshes with the driven gear (106).
7. The high efficiency disinfection cabinet as claimed in claim 4 or 6, wherein said mounting shaft (93) is further sleeved with a conductive slip ring (107), one end of said conductive slip ring (107) is fixed with said mounting seat (103).
8. A high efficiency disinfection cabinet as claimed in claim 1, wherein said first end (511) of said outlet pipe (51) is connected to the water tank (5) by means of a water pump (7).
9. The high efficiency disinfection cabinet of claim 1 wherein said fan (4) is disposed at the air outlet (32) of the air flow channel (30).
10. The high-efficiency disinfection cabinet as claimed in claim 9, wherein said air inlet (31) is connected to the bottom plate (23) of the inner container (2), said air outlet (32) is connected to the top plate (21) of the inner container (2), said uv lamp (9) is mounted on the back plate (22) of the inner container (2).
11. The high efficiency sterilizer of claim 10, wherein the air inlet (31) communicates with the center of the bottom plate (23) of the inner container (2), and the inner surface of the bottom plate (23) is inclined downward from the periphery to the center in the circumferential direction.
12. A high efficiency disinfection cabinet as claimed in claim 10, wherein said inner container (2) is provided with an upper cabinet (201) and a lower cabinet (202) for placing the articles to be disinfected, respectively, said uv lamp (9) is located between the upper and lower cabinets (201,202), and said air outlet (32) extends vertically downward and is opposite to the upper cabinet (201).
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