CN214619216U - Multipurpose light source for illumination and sterilization - Google Patents
Multipurpose light source for illumination and sterilization Download PDFInfo
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- CN214619216U CN214619216U CN202120941958.6U CN202120941958U CN214619216U CN 214619216 U CN214619216 U CN 214619216U CN 202120941958 U CN202120941958 U CN 202120941958U CN 214619216 U CN214619216 U CN 214619216U
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Abstract
The utility model discloses a multi-purpose light source of illumination sterilization, which comprises a circuit board, lighting lamp group and ultraviolet banks, wherein, lighting lamp group and ultraviolet banks set up on the same terminal surface of circuit board, lighting lamp group sets up the one side at the circuit board, ultraviolet banks sets up the opposite side at the circuit board, be provided with the interval between lighting lamp group and the ultraviolet banks, lighting lamp group and ultraviolet banks do not have alternately, because ultraviolet banks is openly luminous, only the ultraviolet light of minim part can influence the lighting lamp group that targets in the side, and lighting lamp group also can receive minim part's ultraviolet irradiation in a side, greatly reduced ultraviolet ray influences the durability of lighting lamp group, and possess illumination and bactericidal function on the same terminal surface of circuit board, moreover, the steam generator is simple in structure, high durability and convenient use, the assembly is swift.
Description
Technical Field
The utility model relates to an illumination disinfection field, in particular to illumination multi-purpose light source that disinfects.
Background
The traditional light source structure applied to the equipment such as the refrigerator, the illumination disinfection lamp and the like generally comprises an illumination light source and an ultraviolet light source, and because the ultraviolet ray emitted by the ultraviolet light source can accelerate the aging of the fluorescent powder colloid of the illumination light source, in the past, the light-emitting chips of the ultraviolet light source and the lighting light source are irregularly arranged on the circuit board, the periphery of the light-emitting chips of the lighting light source is irradiated by ultraviolet rays, the influence is large, therefore, the existing light source structure needs to independently mount the ultraviolet light and the illumination light source at different positions in the electrical equipment, the ultraviolet ray and the illumination light source are far away as possible, thereby leading to complex structure and troublesome assembly, or, the ultraviolet light and the illumination light source are respectively arranged on two opposite end faces of the circuit board, however, the circuit board may block light to some extent, which causes inconvenience in arrangement and may affect lighting or sterilization effects in practical applications.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a multi-purpose light source disinfects in illumination possesses the illumination and function of disinfecting, simple structure, and the assembly is swift, simultaneously reasonable reduction germicidal light source influences the durability in the lighting lamp source.
According to the utility model discloses a multi-purpose light source of illumination sterilization of first aspect embodiment, including circuit board, lighting lamp group and ultraviolet banks, wherein, lighting lamp group with ultraviolet banks sets up on the same terminal surface of circuit board, lighting lamp group sets up one side of circuit board, ultraviolet banks sets up the opposite side of circuit board, lighting lamp group with be provided with the interval between the ultraviolet banks.
According to the utility model discloses multi-purpose light source disinfects throws light on has following beneficial effect at least:
the utility model discloses the multi-purpose light source of illumination sterilization, lighting lamp group and ultraviolet banks set up the both sides at the same terminal surface of circuit board respectively, and lighting lamp group and ultraviolet banks set up the interval and keep apart, there is not alternately lighting lamp group and ultraviolet banks, because ultraviolet banks is openly luminous, only miniatural ultraviolet light can influence the lighting lamp group who lies in the side, and lighting lamp group also can receive miniatural ultraviolet irradiation in a side, greatly reduced ultraviolet light influences the durability of lighting lamp group, and possess illumination and bactericidal function on the same terminal surface of circuit board, moreover, the steam generator is simple in structure, high durability and convenient use, the assembly is swift.
According to some embodiments of the utility model, ultraviolet banks is including setting up dark ultraviolet lamp cluster and near ultraviolet lamp cluster on the circuit board, near ultraviolet lamp cluster is located the lighting lamp group with between the dark ultraviolet lamp cluster.
According to some embodiments of the present invention, the deep ultraviolet light string and the near ultraviolet light string are connected in parallel.
According to some embodiments of the utility model, still include first switch part, second switch part and power supply terminal subassembly, first switch part and the illumination lamp group link is in order to form first power supply branch road, power supply terminal subassembly, second switch part and the parallelly connected branch road of deep ultraviolet lamp cluster and near ultraviolet lamp cluster is connected in order to form second power supply branch road, first power supply branch road with second power supply branch road is parallelly connected.
According to some embodiments of the present invention, the lighting lamp set is connected in series with a first resistor, and/or; the deep ultraviolet lamp string is connected in series with a second resistor and/or; the near ultraviolet lamp string is connected in series with a third resistor.
According to the utility model discloses a some embodiments, the lighting lamp group includes that a plurality of illumination LED devices arrange the lighting lamp cluster that forms, dark ultraviolet lamp cluster includes that a plurality of dark ultraviolet LED devices are arranged and is formed, near ultraviolet lamp cluster includes that a plurality of near ultraviolet LED devices are arranged and forms, the lighting lamp cluster dark ultraviolet lamp cluster and near ultraviolet lamp cluster are parallel to each other.
According to some embodiments of the invention, a zener diode is connected in parallel to each deep ultraviolet LED device.
According to some embodiments of the invention, the number of illumination LED devices is twice the number of deep ultraviolet LED devices.
According to the utility model discloses a some embodiments, be provided with metal face frame and the lens that have hollow area on the circuit board, the lighting lamp group and ultraviolet banks sets up in the hollow area, lens with the metal face frame is connected in order to cover the lighting lamp group and on the ultraviolet banks.
According to some embodiments of the invention, the lens is a quartz lens.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a circuit diagram of one embodiment of the multipurpose light source for illumination and sterilization of the present invention;
FIG. 2 is a schematic structural view of one embodiment of the multipurpose light source for illumination and sterilization of the present invention;
FIG. 3 is a schematic structural view of another embodiment of the multipurpose illumination and sterilization light source of the present invention;
fig. 4 is a cross-sectional view of one embodiment of the multipurpose light source for illumination and sterilization of the present invention.
Reference numerals:
the LED lighting device comprises a circuit board 100, a substrate 110, a metal frame 120, a lens 130, a lighting lamp set 200, a lighting LED device 210, an ultraviolet lamp set 300, a deep ultraviolet lamp string 310, a deep ultraviolet LED device 311, a near ultraviolet lamp string 320, a near ultraviolet LED device 321, a first positive connection terminal 400, a first negative connection terminal 500, a second positive connection terminal 610, a second positive connection terminal 620, a first resistor 710, a second resistor 720, a third resistor 730, a zener diode 800, a first switch part 910, a second switch part 920, a third positive connection terminal 930, and a third positive connection terminal 940.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, an illumination and sterilization multipurpose light source according to an embodiment of the first aspect of the present invention includes a circuit board 100, an illumination lamp set 200 and an ultraviolet lamp set 300, wherein the illumination lamp set 200 and the ultraviolet lamp set 300 are disposed on the same end surface of the circuit board 100, the illumination lamp set 200 is disposed on one side of the circuit board 100, the ultraviolet lamp set 300 is disposed on the other side of the circuit board 100, and a space is disposed between the illumination lamp set 200 and the ultraviolet lamp set 300.
Wherein, the circuit board 100 generally includes the substrate 110, the substrate 110 includes a heat sink and a circuit layer and an insulating layer disposed on the heat sink, in some embodiments of the present invention, as shown in fig. 4, the circuit board 100 is provided with a metal surface frame 120 and a lens 130 having a hollow area, the lighting lamp set 200 and the ultraviolet lamp set 300 are disposed in the hollow area, the lens 130 is connected to the metal surface frame 120 to cover the lighting lamp set 200 and the ultraviolet lamp set 300, the metal surface frame 120 may adopt a metal plate with high thermal conductivity and UVC aging resistance, and has better UVC aging resistance, and the lens 130 may adopt a quartz lens 130 with UVC aging resistance.
The utility model discloses the multi-purpose light source of illumination sterilization, lighting lamp group 200 and ultraviolet banks 300 set up the both sides at the same terminal surface of circuit board 100 respectively, and lighting lamp group 200 and ultraviolet banks 300 set up the interval and keep apart, there is not alternately lighting lamp group 200 and ultraviolet banks 300, because ultraviolet banks 300 is openly luminous, only miniatured ultraviolet light can influence the lighting lamp group 200 who lies in the side, and lighting lamp group 200 also can only receive miniatured ultraviolet irradiation in a side, greatly reduced ultraviolet light influences lighting lamp group 200's durability, and possess illumination and bactericidal function on the same terminal surface of circuit board 100, moreover, the steam generator is simple in structure, high durability and convenient use, the assembly is swift.
In one embodiment, as shown in fig. 1 and 2, the uv lamp set 300 includes a deep uv lamp string 310 and a near uv lamp string 320 disposed on the circuit board 100, and the near uv lamp string 320 is located between the lighting lamp set 200 and the deep uv lamp string 310.
Specifically, in some embodiments of the present invention, the deep uv light string 310 and the near uv light string 320 are connected in parallel, and the deep uv light string 310 and the near uv light string 320 can be turned on or off simultaneously.
The deep ultraviolet lamp string 310 can be selected from light source devices with the wavelength of 200 NM-300 NM, the near ultraviolet lamp string 320 can be selected from light source devices with the wavelength of 350NM-450NM, and the near ultraviolet lamp string 320 can also play a role in prompting the sterilization and disinfection of the deep ultraviolet lamp string 310.
It should be noted that although the near ultraviolet is an ultraviolet band, since the light emitted by the near ultraviolet string 320 is not a complete single wavelength, and a very small part of the light emitted by the actual near ultraviolet string 320 is visible to human eyes, the near ultraviolet LED mainly functions as a start prompt of the deep ultraviolet LED, so that the user can see the light with naked eyes and know the operation state of the deep ultraviolet string 310, thereby preventing the user from being harmed by mistake in the disinfection process and considering the special sterilization function of the small part.
The near-ultraviolet lamp string 320 is located between the illumination lamp set 200 and the deep-ultraviolet lamp string 310, and compared with the deep-ultraviolet lamp string 310, the near-ultraviolet lamp string 320 has lower damage to the durability of the illumination lamp set 200 by light, so that the near-ultraviolet lamp string 320 is used for isolating the deep-ultraviolet lamp string 310 at the side close to the illumination lamp set 200, and the near-ultraviolet lamp string 320 supplements ultraviolet light, and further meets the disinfection and sterilization effects.
Specifically, the circuit board 100 may be provided with a first positive connection end 400, a first negative connection end 500, a second positive connection end 610 and a second negative connection end 620, where the first positive connection end 400, the lighting lamp set 200 and the first negative connection end 500 are connected to form a first power supply branch, and the second positive connection end 610, the parallel deep ultraviolet lamp string 310, the near ultraviolet lamp string 320 and the second negative connection end 620 are connected to form a second power supply branch.
In some embodiments of the present invention, as shown in fig. 1 and 2, in order to enable one power supply to be used for power supply, the same power supply may be respectively connected to the first positive connection terminal 400, the first negative connection terminal 500, the second positive connection terminal 610 and the second negative connection terminal 620 to supply power to the first power supply branch and the first power supply branch, and the operating voltages of the lighting lamp set 200, the deep ultraviolet lamp string 310 and the near ultraviolet lamp string 320 are stable, and the lighting lamp set 200 is connected in series with the first resistor 710 and/or; the deep ultraviolet lamp string 310 is connected in series with a second resistor 720 and/or; the near-ultraviolet string 320 is connected in series with a third resistor 730.
Specifically, the lighting lamp set 200 is connected in series with a first resistor 710, the deep ultraviolet lamp string 310 is connected in series with a second resistor 720, the near ultraviolet lamp string 320 is connected in series with a third resistor 730, and the first resistor 710, the second resistor 720 and the third resistor 730 can have appropriate resistance values according to actual requirements.
In some embodiments of the present invention, the lighting lamp set 200 includes a plurality of lighting LED devices 210 arranged to form a lighting lamp string, the deep ultraviolet lamp string 310 includes a plurality of deep ultraviolet LED devices 311 arranged to form a lighting lamp string, the near ultraviolet lamp string 320 includes a plurality of near ultraviolet LED devices 321 arranged to form a lighting lamp string, the deep ultraviolet lamp string 310 and the near ultraviolet lamp string 320 are parallel to each other.
Specifically, the illumination LED device 210 may be a white CSP device that is typically packaged together with the substrate 110, blue LEDs, and phosphor.
It should be noted that the lighting string formed by arranging the plurality of lighting LED devices 210, the deep ultraviolet string 310 formed by arranging the plurality of deep ultraviolet LED devices 311, and the near ultraviolet string 320 formed by arranging the near ultraviolet LED devices 321 are substantially linear, and may be substantially equal in position when they are parallel to each other, so that the ultraviolet rays received by the lighting string set 200 at each position are substantially equal, and the aging degree is uniform.
In some embodiments of the present invention, as shown in fig. 1, a zener diode 800 is connected in parallel to each deep ultraviolet LED device 311, so that the deep ultraviolet LED device 311 operates stably.
In some embodiments of the present invention, since the operating voltage of the deep ultraviolet LED device 311 is generally twice the operating voltage of the illumination LED device 210, the number of the illumination LED device 210 is twice the number of the deep ultraviolet LED device 311, so as to utilize a power supply to supply power to the first power supply branch and the second power supply branch respectively.
In some embodiments of the present invention, as shown in fig. 3, the lighting device further includes a first switch component 910, a second switch component 920 and a power supply terminal assembly, the first switch component 910 and the lighting lamp set 200 are connected to form a first power supply branch, the power supply terminal assembly, the second switch component 920 and the parallel branch of the deep ultraviolet lamp string 310 and the near ultraviolet lamp string 320 are connected to form a second power supply branch, and the first power supply branch is connected to the second power supply branch in parallel.
The first switch unit 910 may control on/off of the first power supply branch, the second switch unit 920 may control on/off of the second power supply branch, specifically, the power supply terminal assembly may include a third positive connection end 930 and a third negative connection end 940 disposed on the circuit board, an external power supply may be connected to the third positive connection end 930 and the third negative connection end 940, respectively, and the first power supply branch and the second power supply branch may be powered by switching on/off of the first switch unit 910 and the second switch unit 920, respectively, the structure is simpler, the use is convenient, the first switch unit 910 and the second switch unit 920 may be manual switches, such as a knife switch, and may also be electronic switches, such as a triode, a MOS transistor, a relay, and the like.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The lighting and sterilizing multipurpose light source is characterized by comprising a circuit board, a lighting lamp group and an ultraviolet lamp group, wherein the lighting lamp group and the ultraviolet lamp group are arranged on the same end face of the circuit board, the lighting lamp group is arranged on one side of the circuit board, the ultraviolet lamp group is arranged on the other side of the circuit board, and a gap is formed between the lighting lamp group and the ultraviolet lamp group.
2. The illumination and sterilization multipurpose light source according to claim 1, characterized in that: the ultraviolet lamp set comprises a deep ultraviolet lamp string and a near ultraviolet lamp string which are arranged on the circuit board, and the near ultraviolet lamp string is positioned between the lighting lamp set and the deep ultraviolet lamp string.
3. The illumination and sterilization multipurpose light source according to claim 2, characterized in that: the deep ultraviolet lamp string and the near ultraviolet lamp string are connected in parallel.
4. The illumination and sterilization multipurpose light source according to claim 3, characterized in that: the lamp bank is connected with the power supply terminal assembly, the second switch assembly and the parallel branch of the deep ultraviolet lamp string and the near ultraviolet lamp string in parallel are connected to form a second power supply branch, and the first power supply branch is connected with the second power supply branch in parallel.
5. The illumination and sterilization multipurpose light source according to claim 3, characterized in that: the illuminating lamp group is connected with a first resistor in series and/or; the deep ultraviolet lamp string is connected in series with a second resistor and/or; the near ultraviolet lamp string is connected in series with a third resistor.
6. The illumination and sterilization multipurpose light source according to claim 3, characterized in that: the illumination lamp set comprises an illumination lamp string formed by arranging a plurality of illumination LED devices, the deep ultraviolet lamp string comprises a plurality of deep ultraviolet LED devices, the near ultraviolet lamp string comprises a plurality of near ultraviolet LED devices, and the illumination lamp string, the deep ultraviolet lamp string and the near ultraviolet lamp string are parallel to each other.
7. The illumination and sterilization multipurpose light source according to claim 6, characterized in that: and each deep ultraviolet LED device is connected with a Zener diode in parallel.
8. The illumination and sterilization multipurpose light source according to claim 6, characterized in that: the number of the illumination LED devices is twice the number of the deep ultraviolet LED devices.
9. The illumination and sterilization multipurpose light source according to claim 1, characterized in that: the circuit board is provided with a metal surface frame with a hollow area and a lens, the lighting lamp group and the ultraviolet lamp group are arranged in the hollow area, and the lens is connected with the metal surface frame to cover the lighting lamp group and the ultraviolet lamp group.
10. The illumination and sterilization multipurpose light source according to claim 9, characterized in that: the lens is a quartz lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120941958.6U CN214619216U (en) | 2021-04-30 | 2021-04-30 | Multipurpose light source for illumination and sterilization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120941958.6U CN214619216U (en) | 2021-04-30 | 2021-04-30 | Multipurpose light source for illumination and sterilization |
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| Publication Number | Publication Date |
|---|---|
| CN214619216U true CN214619216U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120941958.6U Active CN214619216U (en) | 2021-04-30 | 2021-04-30 | Multipurpose light source for illumination and sterilization |
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|---|---|
| CN (1) | CN214619216U (en) |
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2021
- 2021-04-30 CN CN202120941958.6U patent/CN214619216U/en active Active
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