CN220249810U - Fluorescent powder-free golden yellow LED ceramic atmosphere lamp - Google Patents
Fluorescent powder-free golden yellow LED ceramic atmosphere lamp Download PDFInfo
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- CN220249810U CN220249810U CN202320753187.7U CN202320753187U CN220249810U CN 220249810 U CN220249810 U CN 220249810U CN 202320753187 U CN202320753187 U CN 202320753187U CN 220249810 U CN220249810 U CN 220249810U
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Abstract
The utility model discloses a fluorescent powder-free golden-light LED ceramic atmosphere lamp which comprises an LED light source, a light source circuit board, a first thermal interface layer, a light-transmitting cover, a radiator, a second thermal interface layer, a ceramic lamp shade, a base, a hollow screw rod, a power supply module and a control module, wherein the LED light source is directly synthesized by a yellow-light LED chip and a red-light LED chip. The utility model has a warm color and no eye injury, and is suitable for household atmosphere lighting lamps; meanwhile, the use of fluorescent powder is avoided, zero blue light is realized, and the reliability of the LED light source is improved; the ceramic lampshade adopts a thin-tire exquisite and engraving or hollowed-out process, has certain transmittance and can reflect the artistic beauty of the ceramic; the external power supply is convenient for independent heat dissipation of the light source and the power supply, greatly improves heat dissipation efficiency and utilization efficiency of the power supply, improves reliability of the whole lamp, and has the effects of assisting lighting and atmosphere rendering while reflecting ceramic artistic beauty.
Description
Technical Field
The utility model relates to the field of LED illumination, in particular to a fluorescent powder-free golden yellow LED ceramic atmosphere lamp.
Background
With the pursuit of people for quality of life, the demands for lamps are not limited to lighting, and the atmosphere lamp can enable people to have richer light experience. The ceramic is one of very representative artworks in China, has high quality, beautiful shape and high artistic value. When the lamplight is combined with the ceramic, the ceramic artistic beauty is reflected, and the effects of auxiliary lighting and atmosphere rendering are also achieved.
The common light sources of the ceramic atmosphere lamp in the market at present adopt incandescent lamps, fluorescent lamps or white light LED light sources, and compared with the LED light sources, the incandescent lamps and the fluorescent lamps have the problems of high energy consumption and short service life. On one hand, the main stream ceramic atmosphere lamp adopts a mode of built-in power supply, so that the power supply and the light source are mutually influenced by heat dissipation, the heat dissipation of the whole lamp is not facilitated, the failure rate of the power supply is high, and the use reliability is reduced; on the other hand, the white light LED light source usually synthesizes white light by exciting yellow fluorescent powder by blue light emitted from a chip, and the fluorescent powder is reduced in reliability along with the increase of service time, so that leakage of high-intensity blue light can be caused to influence the actual use effect, and in addition, the leakage of high-intensity blue light can have adverse effects on the biological rhythm of a user, and is particularly characterized by inhibiting melatonin secretion, causing biological clock disorder, sleep disorder and the like. Meanwhile, the unadjustability of the brightness is difficult to adapt to use in different scenes. Therefore, it is important to research a fluorescent powder-free LED ceramic atmosphere lamp with high reliability, high biosafety and adjustable brightness.
Disclosure of Invention
The utility model aims to provide a fluorescent powder-free golden-light LED ceramic atmosphere lamp, which is warm in color tone, free of eye injury, suitable for household atmosphere lighting, capable of avoiding use of fluorescent powder, realizing zero blue light, improving reliability of an LED light source, and in addition, adopting an external power supply mode, facilitating independent heat dissipation of the light source and the power supply, greatly improving heat dissipation efficiency and utilization efficiency of the power supply, and improving reliability of the whole lamp; meanwhile, the control of the brightness adjustment of the atmosphere lamp can meet the requirement of multi-scene application.
The purpose of the utility model is realized in the following way:
a fluorescent powder-free golden yellow LED ceramic atmosphere lamp is characterized in that: the LED light source is mounted on the light source circuit board, the LED light source is directly synthesized by a yellow LED chip and a red LED chip, two ends of the LED light source pin are respectively fixedly connected with a circuit on the light source circuit board, the light source circuit board is fixed on the radiator, a circuit on the light source circuit board is connected with the power supply module, the light transmission cover completely covers the light source circuit board and is fixed on the radiator in a mechanical connection mode, the ceramic lamp shade, the base and the radiator are fixed through the hollow screw, and the radiator is thermally connected with the ceramic lamp shade through the second heat interface layer.
Further preferably, the LED light source comprises an LED chip, a die bonding layer, a substrate, gold wires and a primary optical lens, wherein the LED chip is mechanically connected with the substrate through the die bonding layer, the LED chip is in circuit connection with the substrate through the gold wires, the primary optical lens seals the LED chip on the substrate, the LED chip consists of 1-4 yellow LED chips and 1-4 red LED chips, the peak wavelength range of the yellow LED chips is 540-580 nm, the peak wavelength range of the red LED chips is 610-650 nm, and a plurality of LED chips are connected in series or in series-parallel.
Further preferably, the packaging structure of the LED light source is a ceramic package, a chip on a board, a system package or a silicon-based package; the substrate is a ceramic substrate, an aluminum substrate or a copper substrate; the primary optical lens is a plane lens or a spherical cap lens, and the primary optical lens is made of silica gel, epoxy resin or polyurethane.
Further preferably, the light source circuit board is a printed circuit board, an aluminum-based circuit board or a copper-based circuit board, and conductive connection points and circuits corresponding to different LED chips in the LED light source are manufactured on the light source circuit board; the light source circuit board is fixed on the radiator through a first thermal interface layer, and the first thermal interface layer is heat-conducting double faced adhesive tape, heat-conducting silicone grease or heat-conducting silica gel.
Further preferably, the number of the plurality of LED light sources is 1 to 50, and the plurality of LED light sources are connected in series, or the plurality of LED light sources are connected in series-parallel combination and driven by a single constant current.
Further preferably, the material of the light-transmitting cover is polycarbonate, polymethyl methacrylate, glass or epoxy resin, and the light transmittance is 70% -100%.
Further preferably, the material of the radiator is aluminum alloy or copper alloy material; the radiator is connected with the ceramic lamp shade through a second thermal interface layer, and the second thermal interface layer is heat-conducting silicone grease or heat-conducting silica gel.
Further preferably, the ceramic lampshade adopts a thin tire process, and the lampshade main body adopts exquisite, hollowed-out or carved-out treatment; the ceramic lamp shade is of an integrated structure or a split splicing structure.
Further preferably, the material of the base is wood, a density board or carbonized bamboo; the shape of the base is square, round, hexagonal or octagonal, a through hole is arranged in the center of the base, and the diameter of the through hole is larger than that of the screw rod.
Further preferably, the power supply module is connected with the light source plate of the fluorescent powder-free golden yellow LED ceramic atmosphere lamp in an external mode through a wire, and the power supply module comprises a current regulating module; the externally connected 220V alternating current is converted into a low-voltage direct current power supply through an AC-DC module in the power supply module; when the current adjusting module receives an external signal, the amplitude of the output current can be adjusted to adjust the brightness of the light source.
The utility model is characterized in that:
1. the fluorescent powder-free golden yellow LED light source synthesized by the yellow LED and the red LED with high light efficiency and vertical structure is adopted, the color tone is warm and the eyes are not hurt, and the fluorescent powder-free golden yellow LED light source is suitable for household atmosphere illumination; meanwhile, the use of fluorescent powder is avoided, zero blue light is realized, and the reliability of the LED light source is improved;
2. the ceramic lampshade adopts a thin-tire exquisite process and engraving or hollowed-out treatment, has certain transmittance and can reflect the artistic beauty of the ceramic;
3. the power supply adopts an external form, so that independent heat dissipation of the light source and the power supply is facilitated, the heat dissipation efficiency and the utilization efficiency of the power supply are greatly improved, and the reliability of the whole lamp is improved;
4. the power supply comprises a current adjusting module, and the control of the brightness adjustment of the atmosphere lamp can meet the application requirements of multiple scenes.
The utility model solves the problems of high energy consumption and short service life of the traditional incandescent lamp and fluorescent lamp light source, and the problems of uncontrollable blue light, low reliability, difficult coordinated development of color temperature and light efficiency of the fluorescent white light LED, has the advantages of warm color tone, zero blue light, high reliability and the like, is matched with ceramics with higher artistic value, improves the illumination quality of the household atmosphere, and has certain ornamental value, namely: the ceramic artistic beauty is embodied, and meanwhile, the effect of assisting lighting and atmosphere rendering is also achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present utility model;
FIG. 2 is an exploded view of the structure of embodiment 1 of the present utility model;
FIG. 3 is a schematic cross-sectional view of the whole structure of embodiment 1 of the present utility model;
fig. 4 is a schematic diagram of the structure of an LED lamp panel in embodiment 1 of the present utility model;
FIG. 5 is a schematic view showing the structure of an LED light source in embodiment 1 of the present utility model;
FIG. 6 is a schematic diagram showing the placement of the yellow LED chip and the red LED chip in the four-in-one package according to embodiment 1 of the present utility model (wherein, the Y-yellow LED chip and the R-red LED chip);
FIG. 7 is a schematic view of a base used in example 4 of the present utility model;
FIG. 8 is a schematic view of a ceramic lamp shade used in embodiment 4 of the present utility model;
FIG. 9 is a schematic view of a second thermal interface layer (thermally conductive silicone pad) used in example 4 of the present utility model;
FIG. 10 is a schematic diagram of a ceramic lamp shade according to embodiment 5 of the present utility model;
in the figure: the LED lamp comprises a 1-ceramic lamp shade, a 2-base, a 3-mute pad, a 4-control module, a 5-power module, a 6-light-transmitting cover, a 7-LED lamp panel, an 8-first thermal interface layer (radiating mud), a 9-hollow screw, a 10-radiator, an 11-gasket and a nut, a 12-second thermal interface layer (heat conduction silica gel pad), a 13-light source circuit board, a 14-LED light source, a 15-primary optical lens, a 16-LED chip, a 17-die bonding layer, an 18-gold wire, a 19-ceramic substrate, a 20-lamp cover upper neck and a 21-lamp shade main body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1:
as shown in fig. 1-2, the fluorescent powder-free golden yellow light LED ceramic atmosphere lamp comprises an LED light source 14, a light source circuit board 13, a first thermal interface layer (radiating mud) 8, a light-transmitting cover 6, a radiator 10, a second thermal interface layer (heat-conducting silica gel pad) 12, a ceramic lampshade 1, a base 2, a hollow screw 9, a power supply module 5 and a control module 4, wherein the LED light source 14 belongs to a fluorescent powder-free light source and consists of a yellow light LED chip and a red light LED chip; the wavelength of the yellow LED chip used is 565nm, and the wavelength of the red LED chip used is 630nm.
Preferably, for better understanding of the structure of the non-fluorescent powder gold yellow LED ceramic atmosphere lamp, FIG. 3 is a schematic cross-sectional view of the whole structure of the utility model.
Preferably, the ceramic lampshade 1 is made of an exquisite thin-tire craft product, has a certain transmittance, and light can be transmitted out through the ceramic lampshade.
Preferably, as shown in fig. 4, the LED lamp panel 7 is composed of a light source circuit board 13 and 10 LED light sources 14, the 10 LED light sources 14 are fixed on the light source circuit board 13 in a uniform arrangement manner through a welding layer formed by welding materials, the light source circuit board 13 is fixed on the radiator 10 through a first thermal interface layer (radiating mud) 8 to realize limit and heat dissipation, and a circuit on the light source circuit board 13 is connected with the power module 5, and the light-transmitting cover 6 completely covers the light source circuit board 13 and is fixed on the radiator 10 in a mechanical connection manner to realize the effects of protecting the LED light sources 14 and reducing the glare of lamps; the ceramic chimney 1, the base 2 and the heat sink 10 are fixed by means of hollow screws 9, the heat sink 10 being thermally connected to the ceramic chimney 1 by means of a second thermal interface layer (thermally conductive silicone pad) 12.
Preferably, as shown in fig. 5, in the LED light source 14, two yellow LED chips 16 and two red LED chips 16, a die bonding layer 17, gold wires 18, a ceramic substrate 19 and a primary optical lens 15 are included, the two yellow LED chips 16 and the two red LED chips 16 are mechanically connected with the ceramic substrate 19 through the die bonding layer 17, electric conduction with the ceramic substrate 19 is realized through the gold wires 18, and the primary optical lens 15 seals the two yellow LED chips 16 and the two red LED chips 16 on the ceramic substrate 19, so as to realize mechanical protection and light extraction effects on the two yellow LED chips 16 and the two red LED chips 16. The arrangement of two yellow LED chips 16 and two red LED chips 16 is shown in fig. 6, where R represents a red LED chip and Y represents a yellow LED chip.
Preferably, the two primary color LED chips 16 are driven by two paths of currents, and the 10 LED light sources 14 are connected in a serial-parallel combination mode, and the two paths of currents are controlled by the control module 4.
Preferably, the power module 5 comprises an AC-DC module and a current regulating module, and the input 220V alternating current is converted into a low-voltage direct current power supply through the AC-DC module; after the control module 4 receives the external signal, the external signal is transcoded and compiled to the current regulation module, two paths of currents output by the current regulation module are respectively input into the yellow LED chip 16 and the red LED chip 16 through the light source circuit board 13 circuit, and the current regulation module in the power module 5 regulates and controls the current of each circuit to realize the brightness regulation of the LED light source 14, so that the brightness regulation of the whole ceramic atmosphere lamp is realized.
Example 2:
in this example, the wavelength of the yellow LED chip 16 used was 540nm, the wavelength of the red LED chip 16 used was 610nm, and the remainder was the same as in example 1.
Example 3:
in this example, the wavelength of the yellow LED chip 16 used was 580nm, the wavelength of the red LED chip 16 used was 650nm, and the remainder was the same as in example 1.
Example 4:
in this embodiment, as shown in fig. 7, 8 Φ10mm through holes are added to the base 2 of the ceramic lamp used in embodiment 1, 8 Φ10mm through holes are added to the bottom of the corresponding ceramic lamp cover 1 and the second thermal interface layer (heat conducting silica gel pad) 12, and as shown in fig. 8 and 9, respectively, so that air convection is formed between the inner and outer portions of the ceramic lamp cover 1 to enhance heat dissipation, and the rest is the same as embodiment 1.
Example 5:
in this embodiment, as shown in fig. 10, the ceramic lampshade 1 is composed of a lampshade upper neck 20 and a lampshade main body 21, the ceramic lampshade is composed of a lampshade main body 21, a pattern hollow ceramic product is adopted as a part of the lampshade main body 21, and the rest is the same as that of embodiment 1.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art should be able to apply the present utility model to the present utility model, and all the modifications and equivalents thereof are intended to be included in the scope of the present utility model.
Claims (10)
1. A fluorescent powder-free golden yellow LED ceramic atmosphere lamp is characterized in that: the LED light source is mounted on the light source circuit board, the LED light source is directly synthesized by a yellow LED chip and a red LED chip, two ends of the LED light source pin are respectively fixedly connected with a circuit on the light source circuit board, the light source circuit board is fixed on the radiator, a circuit on the light source circuit board is connected with the power supply module, the light transmission cover completely covers the light source circuit board and is fixed on the radiator in a mechanical connection mode, the ceramic lamp shade, the base and the radiator are fixed through the hollow screw, and the radiator is thermally connected with the ceramic lamp shade through the second heat interface layer.
2. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the LED light source comprises an LED chip, a die bonding layer, a substrate, gold wires and a primary optical lens, wherein the LED chip is mechanically connected with the substrate through the die bonding layer, the LED chip is in circuit connection with the substrate through the gold wires, the primary optical lens seals the LED chip on the substrate, the LED chip consists of 1-4 yellow LED chips and 1-4 red LED chips, the peak wavelength range of the yellow LED chips is 540-580 nm, the peak wavelength range of the red LED chips is 610-650 nm, and a plurality of LED chips are connected in series or in series-parallel.
3. The phosphor-free golden LED ceramic atmosphere lamp of claim 2, wherein: the packaging structure of the LED light source is ceramic packaging, chip on board, system packaging or silicon-based packaging; the substrate is a ceramic substrate, an aluminum substrate or a copper substrate; the primary optical lens is a plane lens or a spherical cap lens, and the primary optical lens is made of silica gel, epoxy resin or polyurethane.
4. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the light source circuit board is a printed circuit board, an aluminum-based circuit board or a copper-based circuit board; the light source circuit board is fixed on the radiator through a first thermal interface layer, and the first thermal interface layer is made of heat-conducting double faced adhesive tape, heat-conducting silicone grease or heat-conducting silica gel.
5. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the number of the LED light sources is 1-50, and the LED light sources are connected in series, or the LED light sources are connected in series-parallel combination and driven by a single constant current.
6. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the light-transmitting cover is made of polycarbonate, polymethyl methacrylate, glass or epoxy resin, and the light transmittance is 70% -100%.
7. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the radiator is connected with the ceramic lamp shade through a second thermal interface layer, and the second thermal interface layer is heat-conducting silicone grease or heat-conducting silica gel.
8. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the ceramic lampshade adopts a thin tire process, and the lampshade main body adopts exquisite, hollowed-out or carved-out treatment; the ceramic lamp shade is of an integrated structure or a split splicing structure.
9. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the base is made of wood, a density board or carbonized bamboo; the shape of the base is square, round, hexagonal or octagonal, a through hole is arranged in the center of the base, and the diameter of the through hole is larger than that of the screw rod.
10. The phosphor-free golden LED ceramic atmosphere lamp of claim 1, wherein: the power module is connected with the fluorescent powder-free golden yellow LED ceramic atmosphere lamp light source plate in an external mode through a wire, and the power module comprises a current adjusting module for adjusting the brightness of the light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320753187.7U CN220249810U (en) | 2023-04-07 | 2023-04-07 | Fluorescent powder-free golden yellow LED ceramic atmosphere lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320753187.7U CN220249810U (en) | 2023-04-07 | 2023-04-07 | Fluorescent powder-free golden yellow LED ceramic atmosphere lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220249810U true CN220249810U (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320753187.7U Active CN220249810U (en) | 2023-04-07 | 2023-04-07 | Fluorescent powder-free golden yellow LED ceramic atmosphere lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220249810U (en) |
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2023
- 2023-04-07 CN CN202320753187.7U patent/CN220249810U/en active Active
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