CN211399400U - Human body induction type LED disinfection lighting lamp - Google Patents
Human body induction type LED disinfection lighting lamp Download PDFInfo
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- CN211399400U CN211399400U CN202020289329.5U CN202020289329U CN211399400U CN 211399400 U CN211399400 U CN 211399400U CN 202020289329 U CN202020289329 U CN 202020289329U CN 211399400 U CN211399400 U CN 211399400U
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Abstract
The utility model discloses a human induction type LED disinfection light belongs to the house illumination field. Aiming at the problems that the disinfection lamp in the prior art can not independently realize illumination and sterilization and can not meet the multi-scene disinfection requirements, the utility model provides a human body induction type LED disinfection illuminating lamp, which comprises an illumination module and a control module, wherein the control circuit module of the control module controls the working mode of an LED light source of the illumination module, adopts a deep ultraviolet LED light source to realize the disinfection function, adopts a visible light LED light source to illuminate, and is suitable for the illumination and disinfection requirements of multiple scenes and environments; the infrared induction sensor senses the human body and then uses visible light for illumination, the damage of deep ultraviolet rays to the human body is reduced, and the intelligent switching of illumination and disinfection functions under different application scenes is realized through the arrangement of the touch induction sensor. The utility model discloses the disinfection light can realize illumination and disinfection function independent control, and induction control satisfies the multi-scene user demand.
Description
Technical Field
The utility model relates to a house lighting field, more specifically say, relate to a human induction type LED disinfection light.
Background
In furniture such as cabinets, wardrobes and the like and spaces such as kitchens, toilets, elevators and the like, pathogenic microorganisms are easy to generate under dark and humid conditions due to the lack of direct sunlight, and besides illumination, the requirements of bacteriostasis, sterilization and disinfection also exist.
The traditional ultraviolet light source is a low-pressure mercury lamp, the main wavelength of which is 185nm and 254nm, wherein, the 185nm ultraviolet radiation is easy to generate ozone which causes harm to the respiratory system of people. Low-pressure mercury lamps have the disadvantages of high operating voltage, difficulty in frequent switching, and the like. In particular, China signs the Water guarantee convention, which has become effective in 8 months and 16 days in 2017, so that ultraviolet light sources such as low-pressure mercury lamps are not beneficial to being widely used in civil products.
Light Emitting Diodes (LEDs) have the advantages of small size, low power consumption, low cost, low operating voltage, and being capable of being frequently turned on and off, and with the invention of the blue LED technology at the end of the 20 th century, white LED light sources are increasingly widely used in daily life. In recent years, LED chip technology has been developed to realize mass production of LED chips in the deep ultraviolet (less than 300nm) wavelength range, especially in the 260nm to 280nm wavelength range, which is easily absorbed by DNA and RNA to destroy the structure. A series of sterilization products, such as deep ultraviolet LED underwear sterilization packs, deep ultraviolet LED sterilization toothbrush holders, etc., are emerging.
For example, patent CN104274844A discloses a portable sterilization device and a sterilization method, comprising a control part, a deep ultraviolet sterilization part and an illumination part, wherein the deep ultraviolet sterilization part comprises a light shielding cup and a deep ultraviolet LED arranged in the light shielding cup; the lighting device comprises a reflecting cup and a white light LED arranged in the reflecting cup; the deep ultraviolet LED and the white light LED are fixed on the same LED substrate, so that the irradiation area of the white light LED is the same as that of the deep ultraviolet LED, and the sterilization area can be determined by the area of a light spot made by the white light LED during illumination; the device is portable, and the light spot is moved by moving the sterilization device, and the area swept by the light spot is the sterilization area. However, the device mainly aims at achieving the sterilization purpose, the white light LED and the deep ultraviolet LED are simultaneously lightened, and the illumination and sterilization functions cannot be independently achieved; lack human detection response module, be difficult to realize the function of illumination under the manned condition and sterilizing under the unmanned condition, can't be applied to scenes such as cupboard, bathroom and elevator.
Patent CN209229558U discloses LED lamp of concatenation formula, including mutual control module, sensor module, the lamp body of concatenation, between control module and the sensor module, between control module and the lamp body, be connected through the contact joint electricity between sensor module and the lamp body, control module receives the signal that the sensor module sent and controls the bright or dim of lamp body according to this signal, is particularly suitable for using scenes such as cupboard illumination. However, the patent mainly uses illumination, does not have a disinfection function, and also cannot realize the switching of disinfection and illumination working modes in the cabinet.
In conclusion, the disinfection device in the prior art is difficult to meet the requirements of illumination and disinfection and realize intelligent switching of illumination and disinfection functions.
Disclosure of Invention
1. Technical problem to be solved
The utility model provides a disinfection lamp to existence among the prior art can not independently realize the illumination and disinfect, and can't satisfy the problem of multi-scene disinfection demand, the utility model provides a human response formula LED disinfection light adopts dark ultraviolet LED light source to realize the disinfection function, and it can realize illumination and disinfection function independent control, and induction control satisfies multi-scene user demand.
2. Technical scheme
The purpose of the utility model is realized through the following technical scheme.
A human body induction type LED disinfection illuminating lamp comprises an illuminating module and a control module, wherein the illuminating module is connected with the control module, and the control module controls the illuminating module; the lighting module and the control module can be connected in a magnetic attraction mode and the like, and the magnetic attraction mode can be detached.
The illumination module comprises a deep ultraviolet LED light source, a visible light LED light source, a substrate, a reflecting film and a quartz light window, wherein the central wavelength range of the deep ultraviolet LED light source is 250nm to 300nm, the deep ultraviolet LED light source and the visible light LED light source are fixed on the substrate, the reflecting film is covered on the substrate for fixing the LED light source, and the quartz light window is arranged above the reflecting film; the deep ultraviolet LED light source with the central wavelength range of 250nm to 300nm has the functions of disinfection and sterilization. Generally, a white LED light source or a warm LED light source is adopted as the visible LED light source, the working voltage of the visible LED is usually DC 3.0V-3.6V, the visible LED light source with the working current of about 300mA and the power of about 1W is selected, or the visible LED light source with the working current of about 30mA and the power of 0.1W is selected.
The control module comprises a power management circuit, a control chip, a drive circuit and a sensor; the power management circuit is connected with the control chip, the drive circuit and the sensor, and the control chip is connected with the drive circuit and the sensor; the driving circuit of the control module is electrically connected with the LED light source of the lighting module, and the control chip controls the LED light source to work through the driving circuit.
The sensor in the control module sends a signal to the control chip, and the control chip controls the corresponding LED light source to be turned on or turned off through the driving circuit. When the deep ultraviolet LED light source is lightened, the disinfection illuminating lamp realizes the functions of bacteriostasis, sterilization and disinfection, when the visible light LED light source is lightened, the disinfection illuminating lamp realizes the function of illumination, and when the deep ultraviolet LED light source and the visible light LED light source are lightened simultaneously, the disinfection illuminating lamp has the functions of disinfection and illumination, and is suitable for a scene with short stay time of a human body.
Furthermore, the central wavelength range of the deep ultraviolet LED light source is 265nm to 285 nm; the deep ultraviolet LED light source is packaged by adopting a ceramic patch, the working voltage is DC 6.5V-7.0V, and the working current is preferably 40 mA.
Furthermore, a plastic convex lens covers the visible light LED light source; the deep ultraviolet LED light source is covered with a quartz convex lens. In order to realize uniform light emission, the surface of the LED light source is covered with a convex lens, the material of the visible light LED light source surface convex lens is plastic, and the material of the deep ultraviolet LED light source surface convex lens is quartz.
Furthermore, hole sites are reserved at the positions, corresponding to the LED light sources, of the reflecting films, the reflecting films are reflecting membranes or reflecting cups, and the reflecting films are made of aluminum foils, aluminum-plated films or polyethylene glycol terephthalate nano films.
Furthermore, the quartz light window is plane or arc-shaped, and the material of the quartz light window is JGS2 quartz glass. The JGS2 grade quartz material has a transmittance of more than 80% in the deep ultraviolet light range of 250nm to 300 nm.
Furthermore, the driving circuit comprises a first driving chip and a second driving chip, the first driving chip is electrically connected with the deep ultraviolet LED light source, and the second driving chip is electrically connected with the visible light LED light source; the sensors include infrared sensing sensors and touch sensing sensors. The touch induction sensor controls the LED light source to be turned on or off, and the touch induction sensor also controls the brightness of the LED light source.
Furthermore, the infrared sensor is a human body infrared sensor with a Fresnel lens; the touch-sensitive sensor is a contact-type capacitive sensor. The core photoelectric device of the human body infrared induction sensor is a Fresnel lens and a pyroelectric sensor, an SL126 human body infrared induction module produced by the Pren technology has extremely wide working voltage DC 1.8V-28V, and the SL126 human body infrared induction module is small in size, can be provided with a photosensitive control function, and does not work in an environment with strong natural light. The touch induction sensor adopts contact capacitance induction, and preferably selects a working voltage of DC 2V-5.5V.
Furthermore, the control chip is an STC8G1K08A single-chip microcomputer, and the driving circuit adopts a D42524 type LED driving chip. The STC8G1K08A single-chip microcomputer has the power supply voltage of 1.9-5.5V, and the single-chip microcomputer is internally provided with functions of a timer, a high-precision clock, PWM and the like. An SD42524 LED driving chip manufactured by Hangzhou Shilan micro corporation has an input voltage DC6V-36V and a maximum output current of 1A, and is provided with a PWM control pin which controls the brightness of an LED light source when the driving chip controls the LED light source. The utility model discloses a DC-DC step-down type driver chip carries out constant current drive to deep ultraviolet LED light source and visible light LED light source respectively, and single SD42524 type chip can connect in parallel 3W or 30 visible light LED light sources of 0.1W of constant current drive or connect in parallel the deep ultraviolet LED light source about 20 of constant current drive.
The single chip microcomputer receives signals of the infrared induction sensor and realizes independent switching of the deep ultraviolet LED light source and the visible light LED light source through the driving chip, the deep ultraviolet LED light source is powered when the disinfection is needed, the visible light LED light source is lightened when the illumination is needed, and the deep ultraviolet LED light source and the visible light LED light source are simultaneously switched on and disinfected when the illumination and the disinfection are needed; the touch-sensitive sensor controls the working mode of the disinfection illuminating lamp, and simultaneously the touch-sensitive sensor controls the light intensity through the PWM module of the driving chip. According to different application scenes, the working mode of the disinfection illuminating lamp is customized by a user.
Furthermore, the disinfection illuminating lamp also comprises a charging module, and the charging module is electrically connected with the power management circuit of the control module. The charging module is connected with a power management circuit of the control module, and can be charged or powered through the power management circuit, and the power can be supplied through the charging module when the disinfection illuminating lamp is not externally connected with a power supply.
Furthermore, the disinfection illuminating lamp also comprises a rechargeable battery, and the rechargeable battery is packaged in the charging module or the control module; the rechargeable battery is a polymer lithium battery. When the rechargeable battery is packaged in the charging module, the rechargeable battery is connected with the power management circuit of the control module through the port of the charging module to realize charging and discharging; when the rechargeable battery is packaged in the control module, the rechargeable battery is directly connected with the power management circuit of the control module, the disinfection illuminating lamp is free of the charging module, and the whole volume of the disinfection illuminating lamp is reduced.
When the disinfection light passes through rechargeable battery power supply, rechargeable battery prefers to adopt 1000 mAh's polymer lithium cell, and when the disinfection light passed through external power source power supply, external power source prefers to adopt 5V DC power supply, and external power source passes through power source and inserts, power source is micro USB interface, Type C interface or circular DC interface. The power management circuit provides required 5V direct current voltage for singlechip, sensor and rechargeable battery through steady voltage or step-down circuit, provides voltage for driver chip through boost circuit, including providing DC 9V voltage for first LED driver chip, provides DC6V voltage for second LED driver chip.
The utility model discloses the disinfection light passes through control module control lighting module, satisfies the disinfection lighting requirements of many scenes, and induction type control is sensitive, convenient to use, and simple structure, and the connected mode is nimble various, conveniently carries, and the range of application is wide.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
the deep ultraviolet LED light source with the wavelength of 250nm to 300nm is used for disinfection and sterilization, harmful gases such as ozone and the like are not generated, mercury is not used as a medium, secondary pollution is not generated, no chemical agent is added, the environment is protected, the visible light LED light source and the deep ultraviolet LED light source are independently controlled, and the switching of multiple modes of illumination, disinfection and illumination disinfection can be realized; the LED lamp is suitable for the illumination and disinfection requirements of multiple scenes and environments, and has long service life. Through the mode of human infrared induction sensor and touch-sensitive sensor control disinfection light, whether infrared induction sensor monitoring has the personnel to stop, uses visible light illumination when sensing the human body, reduces the damage of dark ultraviolet to the human body, and touch-sensitive sensor's setting realizes the intelligent switching of illumination and disinfection function under different application scenes.
Drawings
Fig. 1 is a schematic external structural view of a first embodiment of the present invention;
FIG. 2 is an exploded view of the disinfecting lamp of FIG. 1;
FIG. 3 is an electrical schematic diagram of the disinfecting lamp of FIG. 1;
fig. 4 is a schematic external structural view of a second embodiment of the present invention;
FIG. 5 is an exploded view of the disinfecting lamp of FIG. 4;
FIG. 6 is an electrical schematic diagram of the disinfecting lamp of FIG. 4;
fig. 7 is a schematic external structural view of a third embodiment of the present invention;
FIG. 8 is an exploded view of the disinfecting lamp of FIG. 7;
fig. 9 is an electrical connection schematic diagram of the disinfecting illumination lamp of fig. 7.
Wherein the figures include the following reference numerals:
100. a lighting module; 101. a deep ultraviolet LED light source; 102. a visible light LED light source; 103. a substrate; 104. a reflective film; 105. a quartz optical window;
200. a control module; 201. a switch; 202. a power interface; 203. a power management circuit; 204. a single chip microcomputer; 205. a first LED driving chip; 206. a second LED driving chip; 207. an infrared induction sensor; 208. a touch-sensitive sensor;
300. a charging module; 301. a polymer lithium battery.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples.
Example 1
The embodiment provides a splicing human body induction type LED disinfection illuminating lamp, which comprises an illuminating module 100, a control module 200 and a charging module 300, as shown in a schematic structural diagram of FIG. 1; the two sides of the lighting module 100 are detachably spliced with the control module 200 and the charging module 300 respectively; according to the electrical connection diagram between the modules of fig. 1 illustrated in fig. 2, the lighting module 100 and the control module are electrically connected through ports VCC-A, VCC-B, GND and VCC; the lighting module 100 and the charging module 300 are electrically connected through ports GND and VCC, where GND and VCC are connected.
Fig. 2 is an exploded view of the sterilizing illumination lamp shown in fig. 1, wherein the illumination module 200 has the size of 320mm × 45 mm × 12mm, and comprises a deep ultraviolet LED light source 101, a visible light LED light source 102, a substrate 103, a reflective film 104 and a quartz light window 105. As shown in the figure, the substrate 103 is an aluminum substrate, the size of the substrate 103 is 280mm × 10mm × 1.5mm, two substrates 103 are shared in the lighting module 100, and eight deep ultraviolet LED light sources 101 and eight white visible light LED light sources 102 are respectively soldered on the two substrates 103 in a reflow soldering manner; the deep ultraviolet LED light source 101 is in 3535 patch ceramic package, and the central wavelength of the deep ultraviolet LED light source 101 is about 275 nm; the visible light LED light source 102 is a 2835 patch white LED light source. The central wavelength range of the deep ultraviolet LED light source 101 is 250nm to 300nm, and the wavelength of the deep ultraviolet LED light source fluctuates according to different production batches.
A plastic lens with the diameter of 10mm is covered on the visible light LED light source 102, so that the LED light source can emit light softly and uniformly. The reflective film 104 is a polyethylene terephthalate nano reflective film with a thickness of about 1 mm; hole sites are left on the reflecting film 104 corresponding to the LED light sources, and the reflecting film 104 covers the substrate 103 for fixing the LED light sources. The quartz light window 105 is arranged above the reflecting film, and the material of the quartz light window 105 is a quartz plate with JGS2 purity level.
As shown in fig. 3, the control module 200 includes a switch 201, a power interface 202, a power management circuit 203, a single chip 204, a first LED driving chip 205, a second LED driving chip 206, an infrared sensor 207, and a touch sensor 208; the power management circuit 203 is connected with the single chip microcomputer 204, the first LED driving chip 205, the second LED driving chip 206, the infrared sensing sensor 207 and the touch sensing sensor 208, and the single chip microcomputer 204 is further connected with the first LED driving chip 205, the second LED driving chip 206, the infrared sensing sensor 207 and the touch sensing sensor 208 respectively. The charging module 300 comprises a 1200mA polymer lithium battery 301.
The single chip microcomputer 204 is of an STC8G1K08A model, the power supply voltage is 1.9V to 5.5V, and the single chip microcomputer 204 has functions of a timer, a high-precision clock, PWM and the like.
The infrared sensor 207, whose core photoelectric device is a fresnel lens and a pyroelectric sensor, adopts a SL126 human body infrared sensing module produced by the pran technology, which has an extremely wide working voltage DC 1.8V-28V, can be set with a photosensitive control function, does not work in an environment with strong natural light, and emits a high level signal when detecting an infrared ray of 9.5 μm emitted by a human body.
The touch-sensitive sensor 208 is a contact-type capacitive-sensitive sensor, which reduces the use of buttons on the disinfecting illuminating lamp.
A circuit is arranged on the substrates 103, and one end of each of the two substrates 103 is respectively provided with a terminal VCC-A, a terminal GND, a terminal VCC-B and a terminal GND. The deep ultraviolet LED light source 101 is connected with a first LED driving chip 205 of the control module 200 through terminals VCC-A and GND of the substrate 103, and the visible light LED light source 102 is connected with a second LED driving chip 206 of the control module 200 through terminals VCC-B and GND of the substrate 103. The working voltage of the deep ultraviolet LED light source 101 is DC 6.5V-7.0V, and the working current is preferably 40 mA; the maximum output power of the visible light LED light source 102 is 0.1W, the working voltage is about DC 3.3V-3.6V, and the working current is about 30 mA.
The external power supply adopts DC 5V and is connected with the power interface 202 of the control module 200 through a micro USB interface, and then is connected to the power management circuit 203, so that DC 5V charging is provided for the polymer lithium battery 301 of the charging module 300, and DC 5V voltage is provided for the single chip microcomputer 204, the infrared sensing sensor 207, the touch sensing sensor 208 and the polymer lithium battery 301, DC 9V voltage is provided for the first LED driving chip 205, and DC6V voltage is provided for the second LED driving chip 206.
The first LED driving chip 205 and the second LED driving chip 206 are both DC-DC step-down SD42524 LED driving chips manufactured by hangzhou schland micro corporation, and the input voltage is 9V and 6V. The first driving chip with the input voltage of 9V outputs 320mA current through a port VCC-A and a port GND, and drives the deep ultraviolet LED light source 101 at a constant current; the second driving chip with the input voltage of 6V outputs 900mA current through the port VCC-B and the port GND, and drives the visible light LED light source 102 with constant current.
The single chip microcomputer 204 receives signals of the infrared induction sensor 207 and realizes independent switching of the deep ultraviolet LED light source 101 and the visible light LED light source 102 through the first LED driving chip 205 and the second LED driving chip 206; the single chip microcomputer 204 receives signals of the touch sensor 208 to realize selection of a disinfection illumination working mode and adjustment and control of light source intensity through a PWM pin of the driving chip.
The working modes of the disinfection illuminating lamp comprise the following three modes.
The first mode is as follows: when an infrared induction signal exists, the visible light LED light source 102 is on, and the deep ultraviolet LED light source 101 is off; when no induction signal exists, the visible light LED light source 102 is turned off, and the deep ultraviolet LED light source 101 is turned on at regular time; the application scene of the working mode is that people are sensed in dark environments of cabinets and family toilets to be illuminated, and ultraviolet disinfection is performed when the people are not at all.
And a second mode: when the infrared induction signal exists, the visible light LED light source 102 is turned off, and the deep ultraviolet LED light source 101 is turned on, and when the infrared induction signal does not exist, the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both turned off; the application scenario of the working mode is that the lamp is held by hand to perform continuous ultraviolet disinfection on the surfaces of some objects under the condition of adopting a lithium battery for power supply, and the visible light LED light source 102 is not started at the moment in order to prevent current overload.
And a third mode: when an infrared induction signal exists, the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both bright; when no infrared induction signal exists, the visible light LED light source 102 is turned off, and the deep ultraviolet LED light source 101 is turned on at regular time; the application scene of the working mode is the disinfection environment of an elevator or a public washroom with external power supply, the human body damage risk is low due to short stay time of people, and people need to be prompted not to directly look at the light source when necessary.
When the disinfection illuminating lamp is used, three working modes are selected by performing single-click, double-click or triple-click operation on the touch induction sensor 208, the PWM duty ratio of the white visible light LED light source 102 is regulated and controlled by the touch induction sensor 208, the illumination brightness is further regulated, and the illumination brightness value can be regulated to be 25%, 50%, 75% or 100% according to the PWM control of the driving chip.
Example 2
This embodiment is basically the same as embodiment 1 except that:
as shown in fig. 4 and 5, the sterilizing lamp includes a lighting module 100 and a control module 200, the lighting module 100 and the control module 200 are electrically connected to each other, and the sterilizing lamp does not include a charging module 300. As shown in fig. 6, the control module 200 includes a lithium polymer battery 301, the lithium polymer battery 301 is packaged in the control module 200, and the lithium polymer battery 301 is connected to the power management circuit 203 and realizes charging and discharging through the power management circuit 203.
The visible LED light source 102 in this embodiment is a warm LED light source, and the rest of the parameters of the warm LED light source are substantially the same as those of the white LED light source in embodiment 1. The substrate 103 is an aluminum substrate, and eight deep ultraviolet LED light sources 101 and three warm visible light LED light sources 102 are soldered to the substrate 103 at intervals by reflow soldering. A circuit is distributed on the substrate 103, and one end of the substrate 103 is provided with a plug-in terminal of a port GND, a port VCC-A and a port VCC-B; the lighting module 100 and the control module 200 are connected via a port VCC-a, a port VCC-B and a port GND. The reflecting film 104 is an arc-shaped aluminum foil reflecting structure, and hole sites are reserved on the reflecting film 104 at positions corresponding to the LED light sources and fixed on the substrate 103.
The number of the touch induction sensors 208 is two, the single chip microcomputer 204 receives signals of the infrared induction sensor 207, and the deep ultraviolet LED light source 101 and the visible LED light source 102 are independently switched on and off respectively through the first LED driving chip 205 and the second LED driving chip 206; the single chip microcomputer 204 receives signals of the two touch induction sensors 208 to realize selection of a disinfection illumination working mode and light intensity regulation and control through a PWM pin of the LED driving chip.
The working modes of the disinfection illuminating lamp comprise the following four modes.
The first mode is as follows: when an infrared induction signal exists, the visible light LED light source 102 is on and the deep ultraviolet LED light source 101 is off, and when no induction signal exists, the visible light LED light source 102 is off and the deep ultraviolet LED light source 101 is on at regular time; the application scene of the working mode is that people are sensed in dark environments of cabinets and family toilets to be illuminated, and ultraviolet disinfection is performed when the people are not at all.
And a second mode: when an infrared induction signal exists, the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both bright; no infrared induction signal exists, and the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both extinguished; the application scene of the working mode is a disinfection scene of an elevator or a public washroom with external power supply, and due to the fact that the stay time of people is short, the risk of injury to human bodies is low, and people need to be prompted not to directly look at a light source when necessary.
And a third mode: when an infrared induction signal exists, the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both bright; when no infrared induction signal exists, the visible light LED light source 102 is turned off, and the deep ultraviolet LED light source 101 is turned on at regular time; the application scene of the working mode is the disinfection environment of an elevator or a public washroom with external power supply, the human body damage risk is low due to short stay time of people, and people need to be prompted not to directly look at the light source when necessary.
And a fourth mode: the LED light sources do not work and are in a standby state.
When the disinfection illuminating lamp is used, four working modes are selected by clicking, double clicking, triple clicking or long pressing one touch induction sensor 208, and the PWM duty ratio of the warm visible light LED light source 102 is regulated by clicking the other touch induction sensor 208, so that the illumination brightness is regulated, and the illumination brightness value can be regulated to be 25%, 50%, 75% or 100%.
Example 3
This embodiment is basically the same as embodiment 2 except that:
the visible LED light source 102 is a blue LED light source, and the remaining parameters of the blue LED light source are substantially the same as those of the white LED light source in embodiment 1. The reflective film 104 is a reflective cup coated with an aluminum film, and the number and the position of the reflective cups correspond to those of the LED light sources on the substrate 103, as shown in fig. 8.
As shown in fig. 7 and 9, the control module 200 does not include the lithium polymer battery 301, but directly supplies power through external AC 220V, and the power management circuit 203 includes an AC-DC isolation step-down circuit.
The working modes of the disinfection illuminating lamp comprise the following two modes.
The first mode is as follows: when an infrared induction signal exists, the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both bright; no infrared induction signal exists, and the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both extinguished; the application scene of the working mode is the disinfection environment of an elevator or a public washroom with external power supply, the human body damage risk is low due to short stay time of people, and people need to be prompted not to directly look at the light source when necessary.
And a second mode: when an infrared induction signal exists, the visible light LED light source 102 and the deep ultraviolet LED light source 101 are both bright; when no infrared induction signal exists, the visible light LED light source 102 is turned off, and the deep ultraviolet LED light source 101 is turned on at regular time; the application scene of the working mode is the disinfection environment of an elevator or a public washroom with external power supply, the human body damage risk is low due to short stay time of people, and people need to be prompted not to directly look at the light source when necessary.
When the disinfection illuminating lamp is used, the two working modes are switched and selected by clicking or double clicking one touch induction sensor 208; under the current working mode, the PWM duty ratio of the deep ultraviolet LED light source 101 under the working mode is regulated by clicking, double clicking, triple clicking or long pressing the other touch induction sensor 208, so that the illumination brightness is regulated, and the illumination brightness value can be regulated to be 25%, 50%, 75% and 100%.
The present invention and its embodiments have been described above schematically, without limitation, and may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiment shown in the drawings is only one embodiment of the invention, the actual structure is not limited thereto, and any reference signs in the claims shall not limit the claims concerned. Therefore, if a person skilled in the art receives the teachings of the present invention, without inventive design, a similar structure and an embodiment to the above technical solution should be covered by the protection scope of the present patent. Furthermore, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Several elements recited in the claims may be implemented by one element in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.
Claims (10)
1. A human body induction type LED disinfection illuminating lamp is characterized by comprising an illuminating module and a control module, wherein the illuminating module is connected with the control module, and the control module controls the illuminating module;
the illumination module comprises a deep ultraviolet LED light source, a visible light LED light source, a substrate, a reflecting film and a quartz light window, wherein the central wavelength range of the deep ultraviolet LED light source is 250nm to 300nm, the deep ultraviolet LED light source and the visible light LED light source are fixed on the substrate, the reflecting film is covered on the substrate for fixing the LED light source, and the quartz light window is arranged above the reflecting film;
the control module comprises a power management circuit, a control chip, a drive circuit and a sensor; the power management circuit is connected with the control chip, the drive circuit and the sensor, and the control chip is connected with the drive circuit and the sensor; the driving circuit of the control module is electrically connected with the LED light source of the lighting module, and the control chip controls the LED light source to work through the driving circuit.
2. The human body induction type LED disinfection and illumination lamp as claimed in claim 1, wherein the central wavelength range of the deep ultraviolet LED light source is 265nm to 285 nm.
3. The human body induction type LED disinfection and illumination lamp as claimed in claim 1 or 2, characterized in that the visible light LED light source is covered with a plastic convex lens; the deep ultraviolet LED light source is covered with a quartz convex lens.
4. The human body induction type LED disinfection and illumination lamp as claimed in claim 3, wherein a hole is left on the reflection film at the position corresponding to the LED light source, the reflection film is a reflection membrane or a reflection cup, and the reflection film is made of aluminum foil, aluminum-plated film or polyethylene terephthalate nano film.
5. The human body induction type LED disinfection and illumination lamp as claimed in claim 3, wherein the quartz light window is plane or arc-shaped, and the quartz light window is made of JGS2 quartz glass.
6. The human body induction type LED disinfection illuminating lamp according to claim 1 or 2, characterized in that the driving circuit comprises a first driving chip and a second driving chip, the first driving chip is electrically connected with the deep ultraviolet LED light source, and the second driving chip is electrically connected with the visible LED light source; the sensors include infrared sensing sensors and touch sensing sensors.
7. The human body induction type LED disinfection and illumination lamp as claimed in claim 6, wherein the infrared induction sensor is a human body infrared inductor with Fresnel lens; the touch-sensitive sensor is a contact-type capacitive sensor.
8. The human body induction type LED disinfection and illumination lamp as claimed in claim 7, wherein the control chip is STC8G1K08A single chip microcomputer, and the driving circuit adopts SD42524 type LED driving chip.
9. The human body induction type LED disinfection lamp as claimed in claim 1 or 2, further comprising a charging module, wherein the charging module is electrically connected with the power management circuit of the control module.
10. The human body induction type LED disinfection illuminating lamp according to claim 8, characterized in that the disinfection illuminating lamp further comprises a rechargeable battery, the rechargeable battery is packaged in a charging module or a control module; the rechargeable battery is a polymer lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020289329.5U CN211399400U (en) | 2020-03-10 | 2020-03-10 | Human body induction type LED disinfection lighting lamp |
Applications Claiming Priority (1)
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| CN111970802A (en) * | 2020-09-03 | 2020-11-20 | 佛山市大一科技有限公司 | Ultraviolet lamp ballast with circulating power supply output control |
| CN112066299A (en) * | 2020-09-11 | 2020-12-11 | 上海鸿宝照明有限公司 | Disinfection lighting lamp |
| CN113194565A (en) * | 2021-04-14 | 2021-07-30 | 中车长春轨道客车股份有限公司 | Ultraviolet LED sterilization and disinfection system for rail transit vehicle |
| CN113289036A (en) * | 2021-05-21 | 2021-08-24 | 厦门大学 | Glove type device capable of realizing safe and pollution-free disinfection and sterilization of cold chain transportation |
| CN113660750A (en) * | 2021-07-09 | 2021-11-16 | 佛山电器照明股份有限公司 | Illumination regulation and control method, data processing center and illumination regulation and control system |
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| CN114306671A (en) * | 2022-01-25 | 2022-04-12 | 河南瑞禾医疗器械有限责任公司 | Dual-wavelength ultraviolet disinfection method and dual-wavelength integrated ultraviolet disinfector |
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| CN115068643A (en) * | 2021-03-10 | 2022-09-20 | 博尔博公司 | Deep ultraviolet light source |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111970802A (en) * | 2020-09-03 | 2020-11-20 | 佛山市大一科技有限公司 | Ultraviolet lamp ballast with circulating power supply output control |
| CN112066299A (en) * | 2020-09-11 | 2020-12-11 | 上海鸿宝照明有限公司 | Disinfection lighting lamp |
| CN115068643A (en) * | 2021-03-10 | 2022-09-20 | 博尔博公司 | Deep ultraviolet light source |
| CN113194565A (en) * | 2021-04-14 | 2021-07-30 | 中车长春轨道客车股份有限公司 | Ultraviolet LED sterilization and disinfection system for rail transit vehicle |
| CN113289036A (en) * | 2021-05-21 | 2021-08-24 | 厦门大学 | Glove type device capable of realizing safe and pollution-free disinfection and sterilization of cold chain transportation |
| CN113660750A (en) * | 2021-07-09 | 2021-11-16 | 佛山电器照明股份有限公司 | Illumination regulation and control method, data processing center and illumination regulation and control system |
| CN114010816A (en) * | 2021-11-29 | 2022-02-08 | 哈尔滨工程大学 | Marine multi-functional high-efficient intelligent sterilizing equipment of kitchen guarding |
| CN114306671A (en) * | 2022-01-25 | 2022-04-12 | 河南瑞禾医疗器械有限责任公司 | Dual-wavelength ultraviolet disinfection method and dual-wavelength integrated ultraviolet disinfector |
| CN114306671B (en) * | 2022-01-25 | 2023-12-01 | 河南瑞禾医疗器械有限责任公司 | Dual-wavelength ultraviolet disinfection method and dual-wavelength integrated ultraviolet disinfector |
| CN114650634A (en) * | 2022-03-02 | 2022-06-21 | 中国科学院半导体研究所 | Ultraviolet LED module |
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