CN214147812U - Portable LED bactericidal lamp based on UVC application of disinfecting - Google Patents
Portable LED bactericidal lamp based on UVC application of disinfecting Download PDFInfo
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- CN214147812U CN214147812U CN202023081569.5U CN202023081569U CN214147812U CN 214147812 U CN214147812 U CN 214147812U CN 202023081569 U CN202023081569 U CN 202023081569U CN 214147812 U CN214147812 U CN 214147812U
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Abstract
The utility model discloses a portable LED bactericidal lamp based on UVC sterilization application, which comprises a box body, an ultraviolet light-emitting unit, a metal radiator, a fan, a clapboard, a rechargeable battery and a control circuit board; the box body is of a rectangular box structure with an opening at one side, the ultraviolet light-emitting unit is embedded in the opening of the box body, and the box body emits ultraviolet light outwards from the opening; in the inner cavity of the box body, the ultraviolet light-emitting unit is bonded with a vertically arranged metal radiator, a fan is arranged on one side, away from the ultraviolet light-emitting unit, of the metal radiator, a partition plate perpendicular to the fan is arranged on one side, away from the metal radiator, of the fan, and a rechargeable battery and a control circuit board are arranged on two sides of the partition plate respectively. The utility model can rapidly take away the heat generated by the work of the ultraviolet light-emitting unit through the matching of the metal radiator and the fan, and adopts the arrangement mode of region separation, so that the heat dissipation among all devices is not interfered with each other, and the device can normally work for a long time; meanwhile, the rechargeable battery is used for supplying power, so that the portability is obviously improved.
Description
Technical Field
The utility model relates to a dark ultraviolet LED sterilizing device field, especially a portable LED bactericidal lamp based on UVC disinfects and uses.
Background
The deep ultraviolet LED based on AlGaN (the light-emitting wavelength of the deep ultraviolet LED is 250nm < lambda <285nm) can destroy and change the DNA (deoxyribonucleic acid) structure of microorganisms after the microorganisms are irradiated due to the characteristics of the deep ultraviolet LED, so that the bacteria can die immediately or can be stopped to breed, and the sterilization effect is achieved.
At present, the external quantum efficiency of the deep ultraviolet LED adopted in the prior art is lower, the portability is poorer, the application requirements of different scenes are difficult to adapt to, and when a battery is adopted to supply power to the UVC chip, the current germicidal lamp can be difficult to timely radiate due to work heat generation to influence the service life of the UVC chip. Therefore, it is necessary to provide a new portable ultraviolet sterilization device for solving the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable LED bactericidal lamp based on UVC disinfects and uses for it is relatively poor to be used for solving among the prior art ultraviolet germicidal device portability, and the heat production is difficult to the problem that scatters and disappears to solve.
In order to solve the technical problem, the utility model provides a portable LED bactericidal lamp based on UVC sterilization application, which comprises a box body, an ultraviolet light-emitting unit, a metal radiator, a fan, a clapboard, a rechargeable battery and a control circuit board; the box body is of a rectangular box structure with an opening at one side, the ultraviolet light-emitting unit is embedded in the opening of the box body, and the box body emits ultraviolet light outwards from the opening; in the inner cavity of the box body, the ultraviolet light-emitting unit is bonded with a vertically arranged metal radiator, a fan is arranged on one side of the metal radiator, which is far away from the ultraviolet light-emitting unit, a partition plate perpendicular to the fan is arranged on one side of the fan, which is far away from the metal radiator, the partition plate divides the inner cavity of the box body into two parts, and a rechargeable battery and a control circuit board are respectively arranged in the inner cavities of the two parts.
Preferably, the ultraviolet light emitting unit includes a metal substrate, a plurality of electrode pads, a plurality of UVC chips, and a quartz lens; the metal substrate is close to one side of the opening of the box body, the UVC chips are arrayed in the central area of the metal substrate, the electrode pads are arranged at the edge of the metal substrate, and the quartz lens covers the area where the UVC chips are located and is embedded in the opening of the box body; one side of the opening of the metal substrate, which is deviated from the box body, is bonded with the metal radiator through heat conduction silicone grease.
Preferably, the air outlet coverage area of the fan is matched with the areas where the UVC chips are located.
Preferably, the quartz lens comprises lenses with three light-emitting angle specifications of 30 degrees, 60 degrees and 90 degrees.
Preferably, the portable LED bactericidal lamp based on UVC sterilization application still includes handle and switch, and the handle is fixed to be set up in box shell top, is provided with the switch on hand, and the switch is connected with rechargeable battery, control circuit board, metal substrate and fan electricity.
Preferably, a rechargeable battery is arranged in the cavity on one side of the top of the partition board, and a control circuit board is arranged in the cavity on one side of the bottom of the partition board; the edge of the control circuit board is provided with a plurality of upright posts, the upright posts are vertically arranged, two ends of the upright posts are respectively connected with the bottom of the partition board and the inner wall of the box body, and the control circuit board is fixed by the upright posts in a surrounding manner; the control circuit board is electrically connected with the metal substrate, the fan and the rechargeable battery respectively.
Preferably, the control circuit board is provided with a charge and discharge management chip and a boost constant current driver, and the charge and discharge management chip is electrically connected with the boost constant current driver.
Preferably, one side of the box body, which is far away from the ultraviolet light-emitting unit, is provided with an exhaust hole and a charging interface; the charging interface is electrically connected with the charging and discharging management chip, an external power supply is connected to the charging interface, and the charging battery is charged through the control circuit board; the fan draws heat away from the exhaust vent.
Preferably, the metal radiator is a metal plate with a multi-channel structure.
The utility model has the advantages that: different from the prior art, the utility model provides a portable LED bactericidal lamp based on UVC application of disinfecting can bring away the work heat production of ultraviolet luminescence unit rapidly through metal radiator and fan cooperation to adopt the regional separated mode of setting, make the heat dissipation mutually noninterference between each device, make the device can normally work for a long time; meanwhile, the rechargeable battery is used for supplying power, so that the portability of the device is obviously improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the portable LED germicidal lamp based on UVC germicidal application of the present invention;
fig. 2 is a schematic structural diagram of an ultraviolet light emitting unit in an embodiment of the portable LED germicidal lamp based on UVC germicidal application of the present invention;
in the figure: 1: a box body; 11: an exhaust hole; 12: a charging interface; 2: an ultraviolet light emitting unit; 21: a metal substrate; 22: an electrode pad; 23: a UVC chip; 24: a quartz lens; 3: a metal heat sink; 4: a fan; 5: a partition plate; 6: a rechargeable battery; 7: a control circuit board; 71: a column; 8: a handle; 9: and (4) switching.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of an embodiment of a portable LED germicidal lamp for UVC sterilization, and fig. 2 is a schematic structural diagram of an ultraviolet light emitting unit of an embodiment of a portable LED germicidal lamp for UVC sterilization. The utility model discloses a portable LED bactericidal lamp based on UVC sterilization application, which comprises a box body 1, an ultraviolet luminous unit 2, a metal radiator 3, a fan 4, a clapboard 5, a rechargeable battery 6 and a control circuit board 7; the box body 1 is a rectangular box structure with an opening at one side, the ultraviolet light-emitting unit 2 is embedded in the opening of the box body 1, and the box body 1 emits ultraviolet light outwards from the opening; in the inner cavity of the box body 1, an ultraviolet light-emitting unit 2 is bonded with a vertically arranged metal radiator 3, a fan 4 is arranged on one side of the metal radiator 3, which is far away from the ultraviolet light-emitting unit, a partition plate 5 which is perpendicular to the fan 4 is arranged on one side of the fan 4, which is far away from the metal radiator 3, the inner cavity of the box body 1 is divided into two parts by the partition plate 5, and a rechargeable battery 6 and a control circuit board 7 are respectively arranged in the inner cavities of the two parts; the device utilizes rechargeable battery to supply power, has improved the portability, can take away ultraviolet luminescence unit's work heat production rapidly through metal radiator and fan cooperation simultaneously to adopt regional separated mode of setting, make the mutual noninterference of heat dissipation between each device, make the device can normally work for a long time. The components of the portable LED germicidal lamp based on UVC germicidal applications described above are described in detail below.
Specifically, the ultraviolet light emitting unit 2 includes a metal substrate 1, a plurality of electrode pads 22, a plurality of UVC chips, and a quartz lens; on one side of the metal substrate, which is close to the opening of the box body, a plurality of UVC chips are arrayed in the central area of the metal substrate 21, so that the central light intensity is relatively concentrated, 215 UVC chips are adopted and arranged in a hexagonal array structure in the embodiment, and the number and the arrangement mode of the UVC chips can be adaptively selected according to actual requirements in other embodiments without limitation; the electrode pads 22 are arranged at the edge of the metal substrate 21, in the embodiment, two electrode pads are adopted, and the anode and the cathode of each UVC chip are respectively and electrically connected with the two electrode pads, and are electrically connected with other components after being connected with wires through the electrode pads; the quartz lens 24 covers the area where the UVC chip 23 is located and is embedded in the opening of the box body 1, and in the embodiment, the quartz lens includes lenses with various light-emitting angle specifications such as 30 degrees, 60 degrees, 90 degrees and the like so as to meet different light-emitting angle requirements; one side of the opening of the metal substrate 21, which deviates from the box body 1, is bonded with the metal radiator 3 through heat conduction silicone grease, the air outlet coverage area of the fan 4 is matched with the area where the plurality of UVC chips 23 are located, when the UVC chips 23 work, heat is transferred to the metal radiator 3 through the metal substrate 21, then the heat on the metal radiator 3 is conducted away in time through the fan 4, and the metal radiator is a metal plate with a multi-channel structure.
Specifically, portable LED bactericidal lamp based on UVC application of disinfecting still includes handle 8 and switch 9, and handle 8 is fixed to be set up in 1 shell top of box, is provided with switch 9 on hand, and switch 9 is connected with charging electricity 6, control circuit board 7, metal substrate 21 and fan 4 electricity, and convenient to use person grips and whether controlling means works.
In the embodiment, a rechargeable battery 6 is arranged in the cavity on one side of the top of the partition plate 5, and a control circuit board 7 is arranged in the cavity on one side of the bottom of the partition plate 5; a plurality of upright posts 71 are arranged at the edge of the control circuit board 7, the upright posts 71 are vertically arranged, two ends of the upright posts 71 are respectively connected with the bottom of the partition plate 5 and the inner wall of the box body 1, and the control circuit board 7 is surrounded and fixed by the upright posts 71; the control circuit board 7 is electrically connected to the metal substrate 21, the fan 4, and the rechargeable battery 6. The control circuit board 7 is provided with a charge and discharge management chip and a boost constant-current driver, the charge and discharge management chip is electrically connected with the boost constant-current driver, the charge and discharge condition of the rechargeable battery is controlled by the charge and discharge management chip, and the boost constant-current driver performs boost constant-current processing on the output current of the rechargeable battery during discharging of the rechargeable battery, so that stable current is provided for the UVC chip, and the stable work of the ultraviolet light-emitting unit is ensured; the model of the charge and discharge chip used in this embodiment is TP4506, and the model of the boost constant current driver is OC6701, and in other embodiments, the charge and discharge management chip and the boost constant current driver can be adaptively selected according to actual requirements, which is not limited herein.
Specifically, an exhaust hole 11 and a charging interface 12 are arranged on one side of the box body 1, which is far away from the ultraviolet light-emitting unit 2; the charging interface 12 is electrically connected with the charging and discharging management chip, an external power supply is connected to the charging interface, and the rechargeable battery 6 is charged through the control circuit board 7; the fan 4 is taken away the heat from exhaust hole 11 and is discharged, avoids the heat to be detained in box 1 and influences the normal work of device, and the size and the position of exhaust hole 11 can carry out the adaptability setting on box 1 according to actual demand, do not do the restriction here.
Further, based on the structural description of the portable LED germicidal lamp based on the UVC germicidal application, the operation thereof will be described in detail. When the electric quantity of the rechargeable battery 6 is sufficient, a user starts the device to work through the switch 9, at the moment, the rechargeable battery 6 outputs current, the current is transmitted to the ultraviolet light-emitting unit 2 and the fan 4 respectively after passing through the charge-discharge management chip and the boosting constant-current driver on the control circuit board 7, the UVC chip 23 generates deep ultraviolet light and the deep ultraviolet light is irradiated out through the quartz lens 24, and a target object is disinfected and sterilized; meanwhile, the fan 4 works, heat conducted from the UVC chip 23 to the metal radiator 3 is rapidly exhausted from the exhaust hole 11, heat is prevented from being retained in the inner cavity of the box body 1, and the device is guaranteed to stably work for a long time. When the rechargeable battery 6 is low in power, an external power supply is connected from the charging interface 12, and the rechargeable battery 6 is charged through the charging and discharging management chip on the control circuit board 7.
Different from the prior art, the utility model provides a portable LED bactericidal lamp based on UVC application of disinfecting can bring away the work heat production of ultraviolet luminescence unit rapidly through metal radiator and fan cooperation to adopt the regional separated mode of setting, make the heat dissipation mutually noninterference between each device, make the device can normally work for a long time; meanwhile, the rechargeable battery is used for supplying power, so that the portability of the device is obviously improved.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A portable LED bactericidal lamp based on UVC bactericidal application is characterized by comprising a box body, an ultraviolet light-emitting unit, a metal radiator, a fan, a partition board, a rechargeable battery and a control circuit board;
the box body is of a rectangular box structure with an opening at one side, the ultraviolet light-emitting unit is embedded in the opening of the box body, and the box body emits ultraviolet light outwards from the opening;
in the inner cavity of the box body, the ultraviolet light-emitting unit is bonded with the vertically arranged metal radiator, the fan is arranged on one side, away from the ultraviolet light-emitting unit, of the metal radiator, the partition plate perpendicular to the ultraviolet light-emitting unit is arranged on one side, away from the metal radiator, of the fan, the inner cavity of the box body is divided into two parts by the partition plate, and the rechargeable battery and the control circuit board are respectively arranged in the two parts of the inner cavity.
2. The portable LED germicidal lamp based on UVC germicidal application as claimed in claim 1 wherein the ultraviolet light emitting unit includes a metal substrate, a number of electrode pads, a number of UVC chips and a quartz lens;
the metal substrate is close to one side of the opening of the box body, the UVC chips are arrayed in the central area of the metal substrate, the electrode pads are arranged at the edge of the metal substrate, and the quartz lens covers the area where the UVC chips are located and is embedded in the opening of the box body;
one side of the metal substrate, which is far away from the opening of the box body, is bonded with the metal radiator through heat conduction silicone grease.
3. The portable LED germicidal lamp in accordance with claim 2 wherein the fan has a wind-out coverage area matching the area of the UVC chips.
4. The portable LED germicidal lamp for UVC based germicidal applications as claimed in claim 2 wherein the quartz lens includes three light exit angle specifications of 30 °, 60 °, 90 °.
5. The portable LED germicidal lamp based on UVC germicidal application as claimed in claim 2 further comprising a handle and a switch, said handle is fixedly installed on top of said case housing, said switch is installed on said handle, said switch is electrically connected with said rechargeable battery, said control circuit board, said metal substrate and said fan.
6. The portable LED germicidal lamp in accordance with claim 2 where the rechargeable battery is located in the cavity on the top side of the partition and the control circuit board is located in the cavity on the bottom side of the partition;
the edge of the control circuit board is provided with a plurality of upright posts, the upright posts are vertically arranged, two ends of the upright posts are respectively connected with the bottom of the partition board and the inner wall of the box body, and the control circuit board is fixed by the upright posts in a surrounding manner;
the control circuit board is electrically connected with the metal substrate, the fan and the rechargeable battery respectively.
7. The portable LED germicidal lamp based on UVC germicidal application as claimed in claim 6 further characterized in that said control circuit board is equipped with a charge and discharge management chip and a boost constant current driver, said charge and discharge management chip is electrically connected to said boost constant current driver.
8. The portable LED germicidal lamp based on UVC germicidal applications as claimed in claim 7 wherein said case has an exhaust hole and a charging interface on the side away from said UV emitting unit;
the charging interface is electrically connected with the charging and discharging management chip, an external power supply is connected to the charging interface, and the rechargeable battery is charged through the control circuit board;
the fan draws heat away from the exhaust vent.
9. The portable LED germicidal lamp in accordance with claim 1 wherein the metal heat sink is a multi-channel sheet metal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023081569.5U CN214147812U (en) | 2020-12-18 | 2020-12-18 | Portable LED bactericidal lamp based on UVC application of disinfecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023081569.5U CN214147812U (en) | 2020-12-18 | 2020-12-18 | Portable LED bactericidal lamp based on UVC application of disinfecting |
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| Publication Number | Publication Date |
|---|---|
| CN214147812U true CN214147812U (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023081569.5U Active CN214147812U (en) | 2020-12-18 | 2020-12-18 | Portable LED bactericidal lamp based on UVC application of disinfecting |
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| CN (1) | CN214147812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024039928A1 (en) * | 2022-08-15 | 2024-02-22 | Uvc Science, Inc. | Compact mobile uvc light projection unit |
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2020
- 2020-12-18 CN CN202023081569.5U patent/CN214147812U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024039928A1 (en) * | 2022-08-15 | 2024-02-22 | Uvc Science, Inc. | Compact mobile uvc light projection unit |
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