CN216877270U

CN216877270U - Portable handheld deep ultraviolet disinfection sterilizer with air inlet sterilization function

Info

Publication number: CN216877270U
Application number: CN202123030409.2U
Authority: CN
Inventors: 黄生荣; 蔡端俊
Original assignee: Xiamen Yaoguang Semiconductor Technology Co ltd
Current assignee: Xiamen Yaoguang Semiconductor Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-07-05
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to the technical field of ultraviolet disinfection, in particular to a portable handheld deep ultraviolet disinfection sterilizer with air inlet sterilization function, which comprises a handheld barrel and a sterilization component arranged at an opening at one side of the handheld barrel; the sterilizing component comprises a luminous light source arranged on the luminous lamp panel; the heat dissipation assembly and the power supply assembly are sequentially arranged in the inner cavity of the handheld cylinder body along the direction from the opening at one side of the handheld cylinder body to the closed position at the other side of the handheld cylinder body; the heat dissipation assembly is connected with the light-emitting lamp panel, and the power supply assembly is electrically connected with the heat dissipation assembly and the sterilization assembly respectively; the heat dissipation assembly comprises an air inlet killing mechanism arranged on one side of the heat dissipation mechanism, and the air inlet killing mechanism is used for killing air entering the sterilizer. The air inlet sterilizing mechanism can resist or sterilize harmful microorganisms which may be attached to the product, and further prevents the spread of virus and germs.

Description

Portable handheld deep ultraviolet disinfection sterilizer with air inlet sterilization function

Technical Field

The utility model relates to the technical field of ultraviolet disinfection, in particular to a portable handheld deep ultraviolet disinfection sterilizer with air inlet sterilization function.

Background

There are a large number of pathogenic microorganisms in the environment in which people live, and these microorganisms are everywhere and do not enter in the pores because they are too small to be observed by the human eye. The pathogenic microorganisms often exist in the form of bacteria or viruses, and after the pathogenic microorganisms are transmitted to human beings, the human health can be greatly harmed.

The novel coronavirus brings great threat to human health, besides the lethal virus, common viruses such as bacillus anthracis, typhoid bacillus, staphylococcus, vibrio cholerae, hepatitis, influenza, sclerotinia virus and the like exist, and microorganisms such as the bacteria and the viruses greatly influence human life. The elimination of these harmful microorganisms is the most critical research topic in biophysical science.

With the increasing application demand of ultraviolet disinfection, various ultraviolet disinfection products emerge endlessly in the design of a plurality of scenes needing disinfection, such as air, water, food, hospitals, public transportation, hotels, schools and the like, harmful microorganisms in the air may attach to the ultraviolet disinfection products, and the existing ultraviolet disinfection products cannot resist or disinfect the harmful microorganisms which may attach to the products.

SUMMERY OF THE UTILITY MODEL

In order to solve the defect that the ultraviolet disinfection product in the prior art cannot resist or disinfect harmful microorganisms possibly attached to the product, the utility model provides the portable handheld deep ultraviolet disinfection sterilizer with air inlet disinfection, which can resist or disinfect the harmful microorganisms possibly attached to the product.

The utility model provides a portable handheld deep ultraviolet disinfection sterilizer with air intake sterilization function, which comprises a handheld barrel and a sterilization component arranged at an opening at one side of the handheld barrel; the sterilizing component comprises a luminous light source arranged on the luminous lamp panel;

the inner cavity of the handheld cylinder body is sequentially provided with a heat dissipation assembly and a power supply assembly along the direction from the opening at one side of the handheld cylinder body to the closed position at the other side of the handheld cylinder body; the heat dissipation assembly is connected with the light-emitting lamp panel, and the power supply assembly is respectively electrically connected with the heat dissipation assembly and the sterilization assembly;

the heat dissipation assembly comprises an air inlet sterilizing mechanism arranged on one side of the heat dissipation mechanism, and the air inlet sterilizing mechanism is used for sterilizing air entering the sterilizer.

In one embodiment, the air inlet killing mechanism comprises an air killing box, and a plurality of vent holes are formed in the air killing box; the air inlet sterilizing light source is arranged in the air sterilizing box and is used for sterilizing the air entering the sterilizer through the air vent.

In one embodiment, the air inlet sterilizing light source comprises at least one deep ultraviolet light emitting chip, the air inlet sterilizing light source is arranged at four corners of the air sterilizing box, and the light emitting direction of each air inlet sterilizing light source faces to the center of the air sterilizing box.

In an embodiment, the heat dissipation assembly further includes a heat conduction mechanism, and the heat conduction mechanism includes a heat conduction bracket and a heat conduction metal channel connected to the light-emitting lamp panel; the heat dissipation mechanism comprises heat dissipation fins and a heat dissipation fan arranged on the heat dissipation fins; the air inlet sterilizing mechanism is arranged on the heat radiation fan.

In an embodiment, the heat conducting metal channel penetrates through the heat dissipating fins, the heat conducting metal channel is a heat conducting metal column or a heat conducting metal tube, and a cooling liquid is disposed in the heat conducting metal tube.

In one embodiment, the light source disposed on the light board includes at least one deep ultraviolet light emitting chip; the sterilization assembly further comprises a reflection cup, the bottom surface of the reflection cup is arranged on the light-emitting lamp panel, and the shape of the opening is matched with that of the reflection cup.

In one embodiment, the heat dissipation assembly and the power supply assembly are arranged in the inner cavity of the handheld barrel through a supporting frame, and a heat insulation plate is arranged between the heat dissipation assembly and the power supply assembly.

In one embodiment, a photocatalyst coating is sprayed on the handheld cylinder.

In one embodiment, the handheld barrel comprises a handheld grip arranged on the barrel shell, and the handheld grip is provided with rugged patterns facing the interior of the barrel shell.

In one embodiment, the shape of the cylinder body shell is cylindrical, the heat dissipation assembly and the power supply assembly are arranged in the cylinder body shell, and the sterilization assembly is arranged at an opening on one side of the cylinder body shell; a plurality of heat dissipation through holes are formed in the shell of the barrel.

Based on the above, compared with the prior art, the portable handheld deep ultraviolet disinfection sterilizer provided by the utility model has the advantages that the sterilization component is arranged at the opening on one side of the handheld cylinder body, so that the radiation power on a unit area is enhanced, and the requirement of rapid disinfection and sterilization is met; the heat dissipation component can dissipate heat and cool heat generated by the sterilization component, so that the reliable operation of the deep ultraviolet disinfection sterilizer is ensured, and the service life of the deep ultraviolet disinfection sterilizer is prolonged; meanwhile, the air inlet sterilizing mechanism can resist or sterilize harmful microorganisms possibly attached to the product, so that the spread of virus and germs is further avoided.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts; in the following description, the drawings are illustrated in a schematic view, and the drawings are not intended to limit the present invention.

FIG. 1 is a schematic structural view of a hand-held deep ultraviolet sterilizer provided by the present invention;

FIG. 2 is an exploded view of the hand-held deep ultraviolet sterilizer provided by the present invention;

FIG. 3 is an exploded view of the interior of the hand-held deep ultraviolet sterilizer provided by the present invention;

fig. 4 is an exploded view of the intake air sterilizing mechanism provided by the present invention.

Reference numerals:

heat dissipation through hole of 10 handheld barrel 11 barrel casing 111

12 hand grip 121 pattern 13 support base

20 luminous lamp panel 21 luminous light source 22 reflecting cup

30 heat conducting support 31 heat conducting metal channel 32 radiating fin

Air inlet eliminating and killing mechanism for 33 heat radiation fan 34 and heat insulation board 40

41 air sterilizing box 42 air intake 43 sterilizing light source

50 power supply assembly 51 support frame 52 inductor

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments; the technical features designed in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and are not to be construed as limiting the present invention; it will be further understood that terms used herein should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

In order to solve the problem that the existing ultraviolet disinfection product can not resist or disinfect harmful microorganisms possibly attached to the product, the utility model provides a portable handheld deep ultraviolet disinfection sterilizer with air inlet sterilization, which comprises a handheld cylinder body 10 and a sterilization component arranged at an opening at one side of the handheld cylinder body 10; the sterilization component comprises a luminous light source 21 arranged on a luminous lamp panel 20;

along the direction from the opening at one side of the handheld cylinder 10 to the closed position at the other side of the handheld cylinder 10, a heat dissipation assembly and a power supply assembly 50 are sequentially arranged in the inner cavity of the handheld cylinder 10; the heat dissipation assembly is connected with the light-emitting lamp panel 20, and the power supply assembly 50 is electrically connected with the heat dissipation assembly and the sterilization assembly respectively;

the heat dissipation assembly comprises an air inlet sterilizing mechanism 40 arranged on one side of the heat dissipation mechanism, and the air inlet sterilizing mechanism 40 is used for sterilizing air entering the sterilizer.

In specific implementation, as shown in fig. 1 to fig. 3, a sterilization component is disposed at an opening on one side of the handheld barrel 10, and the sterilization component includes a luminescent light source 21 disposed on the luminescent lamp panel 20, preferably, in this embodiment, the luminescent light source 21 includes at least one deep ultraviolet luminescent chip, the wavelength of the deep ultraviolet luminescent chip is 200-; ultraviolet light with a wavelength in the range of 260-280nm can destroy the molecular structure of deoxyribonucleic acid (DNA) of bacteria, so that the bacteria lose viability and reproductive capacity.

The sterilization assembly further includes a reflective cup 22, the bottom surface of the reflective cup 22 is disposed on the light-emitting lamp panel 20, the shape of the reflective cup 22 is adapted to the shape of the opening, in this embodiment, the adaptation means that the circular opening of the handheld barrel 10 is engaged with the conical sector of the reflective cup 22, but is not limited thereto.

Under the light condensation of the reflecting cup 22, the light-emitting light source 21 is at a position 2cm away from the bacteria-contaminated carrier, and the ultraviolet radiation intensity in unit time is 2428 mu W/cm²～2480μW/cm²Preferably, the unit time in this embodiment is 60s, and the log killing values of Escherichia coli (8099), Staphylococcus aureus (ATCC6538) and Candida albicans (ATCC 10231) in the unit time are all equal>3.00, meets the evaluation regulation (killing log values are all) of 2.1.5.4 in technical Specification for Disinfection (2002 edition of Ministry of health)>3.00) requirements.

As shown in fig. 1 to 3, along handheld barrel 10 one side opening part extremely on the direction of handheld barrel 10 opposite side seal, handheld barrel 10 inner chamber is equipped with radiator unit and power supply unit 50 in proper order, and radiator unit is connected with luminous lamp plate 20, specifically, power supply unit 50 is connected with radiator unit and the subassembly electricity that disinfects respectively to provide the electric energy for radiator unit and the subassembly that disinfects, power supply unit 50 can be rechargeable lithium cell, is equipped with rather than assorted charge mouth and switch on handheld barrel 10 seal one side.

As shown in fig. 2 to 4, the heat dissipating assembly includes an air inlet sterilizing mechanism 40 disposed at one side of the heat dissipating mechanism, and specifically, the heat dissipating mechanism includes heat dissipating fins 32 and a heat dissipating fan 33 disposed on the heat dissipating fins 32, preferably, the heat dissipating fins 32 are disposed downward, and the heat dissipating fan 33 is disposed upward, and under the driving of the heat dissipating fan 33, air is sucked or extracted into the sterilizer, passes through the heat dissipating fins 32, and is then discharged from the heat dissipating through holes 111 for cooling down a large area, in this embodiment, the direction toward the handheld grip 12 is upward, and the direction toward the supporting base 13 is downward.

Preferably, as shown in fig. 2 to 4, the air inlet sterilizing mechanism 40 is disposed above the heat dissipating fan 33, and when the heat dissipating fan 33 sucks or draws air into the sterilizer and discharges the air through the heat dissipating through holes 111 after passing through the heat dissipating fins 32, the air inlet sterilizing mechanism 40 can sterilize the air entering the handheld deep ultraviolet sterilizer.

Specifically, as shown in fig. 3 and 4, the air inlet sterilizing mechanism 40 includes an air sterilizing box 41, a plurality of air vents 42 are formed on the air sterilizing box 41, an air inlet sterilizing light source 43 is disposed in the air sterilizing box 41, and the air inlet sterilizing light source 43 sterilizes the air entering the handheld deep ultraviolet sterilizer through the air vents 42.

As shown in fig. 3 and 4, preferably, the air sterilizing box 41 may be a plastic box, specifically, the air sterilizing box 41 is in a box shape, the air sterilizing box 41 includes an upper air sterilizing box cover and a lower air sterilizing box cover, both the upper air sterilizing box cover and the lower air sterilizing box cover are provided with a plurality of ventilation holes 42, and the positions and sizes of the ventilation holes 42 of the upper air sterilizing box cover and the lower air sterilizing box cover may be the same, so that air is relatively uniformly supplied; wherein, be provided with the cavity that holds air inlet light source 43 that kills in the air box lower cover that kills, the cavity of air box lower cover that kills also can hold the air box upper cover that kills, and the air box lower cover that kills and the air box upper cover phase-match that kills.

Under the drive of the heat radiation fan 33, air enters the lower cover of the air sterilizing box from the air vent 42 of the upper cover of the air sterilizing box, and after the air is sterilized by the air inlet sterilizing light source 43, the air is discharged from the air vent 42 of the lower cover of the air sterilizing box, guided into the sterilizer and discharged from the heat radiation through holes 111 after passing through the heat radiation fins 32, and the heat is taken away to carry out large-area cooling.

Preferably, as shown in fig. 4, the air inlet sterilizing light source 43 comprises at least one deep ultraviolet light emitting chip, the air inlet sterilizing light source 43 is disposed at four corners of the air sterilizing box 41, and the light emitting direction of each air inlet sterilizing light source 43 faces the center of the air sterilizing box 41, so as to ensure that the air entering the sterilizer is sterilized in all directions; preferably, the wavelength of the deep ultraviolet light-emitting chip is 200-280nm, and the wavelength of the deep ultraviolet light-emitting chip can be 260-280 nm; ultraviolet light with a wavelength in the range of 260-280nm can destroy the molecular structure of deoxyribonucleic acid (DNA) of bacteria, so that the bacteria lose viability and reproductive capacity.

As shown in fig. 2 and fig. 3, the heat dissipation assembly further includes a heat conduction mechanism, the heat conduction mechanism includes a heat conduction support 30 and a heat conduction metal channel 31 connected to the light-emitting lamp panel 20, the heat conduction support 30 and the heat conduction metal channel 31 are fixedly connected to one side of the light-emitting lamp panel 20, and the heat conduction support 30 can ensure the stable connection between the heat conduction metal channel 31 and the light-emitting lamp panel 20.

The other side of the light-emitting lamp panel 20 is provided with a light-emitting source 21; when the light emitting source 21 generates heat during operation, the heat is transferred to the heat dissipation mechanism through the heat conducting metal channel 31, in this embodiment, the heat conducting metal channel 31 may be a solid heat conducting metal column or a hollow heat conducting metal tube.

For example, heat conduction copper post or heat conduction copper pipe, hollow heat conduction metal pipe can be through the quick convection current of inside air duct so that the heat of transferring cools off fast, preferably, can increase the coolant liquid in the hollow heat conduction metal pipe to the heat that makes the transfer come cools off fast, and the coolant liquid can be the common coolant liquid among the prior art, and no longer repeated here.

The heat conducting metal channel 31 penetrates through the heat dissipating fins 32, and can rapidly conduct heat generated by the operation of the light source 21 to the heat dissipating fins 32, and the heat is dissipated through the heat dissipating through holes 111 on the handheld barrel 10 under the driving of the heat dissipating fan 33.

As shown in fig. 1 to fig. 3, preferably, the heat dissipation assembly and the power supply assembly are disposed in the inner cavity of the handheld barrel 10 through the supporting frame 51, the heat insulation plate 34 is disposed between the heat dissipation assembly and the power supply assembly 50, and by disposing the heat insulation plate 34, the excess heat generated by the heat dissipation assembly during the operation of the light source 21 can be isolated, so as to avoid the power supply assembly 50 being in a high-temperature and high-heat environment, and improve the service life of the power supply assembly 50.

As shown in fig. 1 to 3, the handheld barrel 10 includes a handheld grip 12 disposed on the barrel housing 11, and the handheld grip 12 is provided with an uneven pattern 121 facing the inside of the barrel housing 11 to increase the friction force when the user is holding the hand, thereby preventing the deep ultraviolet sterilizer from slipping off.

As shown in fig. 1 to fig. 3, preferably, the heat dissipating through hole 111 is disposed on the barrel casing 11, in this embodiment, the barrel casing 11 is cylindrical, the handheld barrel 10 further includes a supporting base 13 disposed at the bottom of the barrel casing 11, the supporting base 13 facing the barrel casing 11 is matched with the barrel casing 11 in shape, that is, the supporting base 13 is engaged with the cylindrical barrel casing 11, and the supporting base 13 facing the barrel casing 11 may be inverted arch-shaped, but not limited thereto; the other side of the support base 13 may be arched in shape to increase the stability of the support base 13 in supporting the deep ultraviolet sterilizer.

As shown in fig. 1 to 3, preferably, the handheld barrel 10 is further provided with a sensor 52 for sensing a human or an animal, the sensor 52 may be disposed at the front end of the handheld grip 12, that is, the sensor 52 may be disposed at an end of the handheld grip 12 facing the light source 21; sensor 52 may be an infrared sensor; when people or animals are in the range of the inductor, if the deep ultraviolet sterilizer is in a working state, the light-emitting light source of the deep ultraviolet sterilizer is controlled to be turned off, so that the health of the human body or the animals is prevented from being injured.

Preferably, the hand-held cylinder 10 is coated with a photocatalyst coating, for example, the hand-held cylinder 10 can be made of a plastic material, wherein the plastic material of the hand-held cylinder can be doped with a photocatalyst of silver ions or titanium dioxide to perform antibacterial disinfection, so as to prevent harmful microorganisms from attaching to the surface of the sterilizer.

When the portable handheld deep ultraviolet disinfection sterilizer provided by the utility model is actually operated and the light-emitting light source 21 is operated to generate heat, the heat is transferred to the heat-radiating fins 32 through the heat-conducting metal channel 31, the air enters the air sterilization box 41 through the air holes 42 under the driving of the heat-radiating fan 33, and after the air is sterilized by the air-inlet sterilization light source 43, the air is exhausted from the air holes 42 of the air sterilization box 41 and is guided into the sterilizer to pass through the heat-radiating fins 32 and then is exhausted from the heat-radiating through holes 111, so that the heat is taken away to carry out large-area cooling.

When the person or animal is in the range of the sensor 52, if the deep ultraviolet sterilizer is in the working state, the light source 21 of the deep ultraviolet sterilizer is controlled to be turned off, so as to avoid harming the health of the human body or the animal.

In addition, it will be appreciated by those skilled in the art that, although there may be many problems with the prior art, each embodiment or aspect of the present invention may be improved only in one or several respects, without necessarily simultaneously solving all the technical problems listed in the prior art or in the background. It will be understood by those skilled in the art that nothing in a claim should be taken as a limitation on that claim.

Although terms such as a hand-held barrel, a light panel, a light source, a thermally conductive metal channel, and heat sink fins are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention; the terms "first," "second," and the like in the description and in the claims, and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a take portable handheld dark ultraviolet disinfection sterilizer of air inlet disinfection, its characterized in that: comprises a handheld barrel and a sterilization component arranged at an opening at one side of the handheld barrel; the sterilizing component comprises a luminous light source arranged on the luminous lamp panel;

2. The portable handheld deep ultraviolet disinfection sterilizer with air intake sterilization according to claim 1, characterized in that: the air inlet killing mechanism comprises an air killing box, and a plurality of vent holes are formed in the air killing box; the air inlet sterilizing light source is arranged in the air sterilizing box and is used for sterilizing the air entering the sterilizer through the air vent.

3. The portable hand-held deep ultraviolet sterilizer with air intake sterilizer of claim 2, wherein: the air inlet sterilizing light source comprises at least one deep ultraviolet light emitting chip, the air inlet sterilizing light source is arranged at four corners of the air sterilizing box, and the light emitting direction of each air inlet sterilizing light source faces to the center of the air sterilizing box.

4. The portable handheld deep ultraviolet disinfection sterilizer with air intake sterilization according to claim 1, characterized in that: the heat dissipation assembly further comprises a heat conduction mechanism, and the heat conduction mechanism comprises a heat conduction bracket and a heat conduction metal channel which are connected with the light-emitting lamp panel; the heat dissipation mechanism comprises heat dissipation fins and a heat dissipation fan arranged on the heat dissipation fins; the air inlet sterilizing mechanism is arranged on the heat radiation fan.

5. The portable handheld deep ultraviolet disinfection sterilizer with air intake sterilization according to claim 4, characterized in that: the heat-conducting metal channel penetrates through the heat-radiating fins, the heat-conducting metal channel is a heat-conducting metal column or a heat-conducting metal pipe, and cooling liquid is arranged in the heat-conducting metal pipe.

6. The portable handheld deep ultraviolet disinfection sterilizer with air intake sterilization according to claim 1, characterized in that: the light-emitting light source arranged on the light-emitting lamp panel comprises at least one deep ultraviolet light-emitting chip; the sterilizing component further comprises a reflecting cup, the bottom surface of the reflecting cup is arranged on the light-emitting lamp panel, and the shape of the opening is matched with that of the reflecting cup.

7. The portable handheld deep ultraviolet disinfection sterilizer with air inlet sterilization function according to claim 1, characterized in that: the heat dissipation assembly and the power supply assembly are arranged in the inner cavity of the handheld barrel through a supporting frame, and a heat insulation plate is arranged between the heat dissipation assembly and the power supply assembly.

8. The portable handheld deep ultraviolet disinfection sterilizer with air inlet sterilization function according to claim 1, characterized in that: the handheld cylinder is sprayed with a photocatalyst coating.

9. The portable handheld deep ultraviolet disinfection sterilizer with air intake sterilization according to claim 1, characterized in that: the handheld barrel comprises a handheld handle arranged on the barrel shell, and the handheld handle faces towards the inside of the barrel shell and is provided with uneven patterns.

10. The portable handheld deep ultraviolet sterilizer with air intake sterilizer of claim 9, wherein: the shape of the shell of the cylinder body is cylindrical, the heat dissipation assembly and the power supply assembly are arranged in the shell of the cylinder body, and the sterilization assembly is arranged at an opening on one side of the shell of the cylinder body; a plurality of heat dissipation through holes are formed in the shell of the barrel.