CN202901884U - Crystal lamp - Google Patents

Abstract

The utility model provides a crystal lamp, which includes a substrate, a first light-emitting diode light source, a second light-emitting diode light source, a first optical element and a second optical element. The first and second light-emitting diode light sources are disposed on the substrate; the first optical element includes a first light guide column and a first lens. The first light guide column is disposed above the first light-emitting diode light source, and the first lens is connected to the first light-emitting diode light source. A light guide column; the second optical element includes a second light guide column and a second lens, the second light guide column is disposed above the second light-emitting diode light source, the second lens is connected to the second light guide column, and the second lens covers the first lens. With the help of LEDs of different colors, the utility model can adjust the color and brightness displayed by the crystal lamp, simulate the burning phenomenon of real candles, and can also control the brightness changes of the crystal lamp.

Description

crystal lamps

technical field

The utility model relates to a crystal lamp, in particular to a crystal lamp with a light emitting diode as a light source.

Background technique

Crystal lamps originated in the early sixteenth century and have a history of hundreds of years. In the past, they were regarded as special items for nobles and royal families. Crystal lamps use candles as the light source. Due to the development of lighting devices, they have now been replaced by tungsten filament bulbs as light sources. .

In the general prior art, the tungsten filament bulb can only emit a single tone of light, and cannot completely present the visual effect of multiple color gradients and flickering when the flame is burning. In addition, the burning of candles is often accompanied by the flickering of the light source. However, when the tungsten filament bulb is turned on, it can only maintain a single tone of light, and cannot brighten or dim at a specific time to achieve a flickering situation.

In view of this, providing a crystal lamp that simulates burning candles is a goal that the industry expects to achieve.

Utility model content

One purpose of the utility model is to simulate the visual effect of burning candles, and adjust the color and brightness displayed by crystal lamps to simulate the phenomenon of real candle burning by means of matching LEDs of different colors.

Another purpose of the utility model is to change the brightness of the crystal lamp with time, and provide the crystal lamp with the function of controlling the brightness change of light by means of the timing function and the arrangement of the LEDs.

In order to achieve the above purpose, the utility model provides a crystal lamp, comprising: a substrate; a first light-emitting diode light source arranged on the substrate; a second light-emitting diode light source arranged on the substrate; a first optical element , including a first light guide rod and a first lens, the first light guide rod is arranged above the first LED light source, the first lens is connected to the first light guide rod; and a second optical element, including a A second light guide column and a second lens, the second light guide column is arranged above the second LED light source, the second lens is connected to the second light guide column, and the second lens covers the first lens.

Preferably, the first LED light source is the main light source, and the second LED light source is the auxiliary light source.

Preferably, the crystal lamp further includes a cover and a base, the cover has an accommodating space, the base is connected to the cover, and the base is connected to an external power source.

Preferably, the substrate, the first light emitting diode light source, the second light emitting diode light source, the first optical element and the second optical element are accommodated in the accommodating space, and the substrate is electrically connected to the base to receive external The electrical energy provided by the power supply.

Preferably, the cover body has a spherical part and an elongated tail end, and the elongated tail end is arranged on the spherical part.

Preferably, the surface of the lower part of the cover is atomized.

Preferably, the first lens and the first light guide column of the first optical element are integrally formed, and the second lens and the second light guide column of the second optical element are integrally formed.

Preferably, the interface between the first lens and the second lens is coated with an aluminum oxide layer.

Preferably, the first light guide rod and the second light guide rod are hollow tubular light guide rods, the inner edges of which are coated with an aluminum oxide layer.

Preferably, the crystal lamp further includes a third light emitting diode light source and a third optical element, the third light emitting diode light source is arranged on the substrate, and the third optical element has a third light guide column and a first optical element Three lenses, the third light guide column is arranged above the third LED light source, the third lens is connected to the third light guide column, and the third lens covers the second lens.

The utility model can adjust the color and brightness displayed by the crystal lamp by means of matching light-emitting diodes of different colors, simulate the phenomenon of real candle burning, and can also control the brightness change of the crystal lamp.

Description of drawings

Fig. 1 is the structural representation of the first embodiment of the crystal lamp of the present invention;

2 is a schematic cross-sectional view of the first embodiment of the crystal lamp of the present invention;

Fig. 3 is a schematic diagram of the appearance of the first embodiment of the crystal lamp of the present invention;

Fig. 4 is a schematic structural view of the second embodiment of the crystal lamp of the present invention;

FIG. 5 is a schematic cross-sectional view of the second embodiment of the crystal lamp of the present invention.

in:

1: Crystal lamps 11: Substrate 12: The first LED light source

13: Second LED light source 14: First optical element 141: First light guide column

142: first lens 142a: interface 15: second optical element

151: Second light guide column 152: Second lens 31: Cover body

311: Accommodating space 312: Spherical part 313: Extended tail end

314: surface 32: base 33: external power supply

51: The third light-emitting diode light source 52: The third optical element

521: The third light guide column 522: The third lens.

Detailed ways

Please refer to FIG. 1 , which is a schematic structural diagram of a crystal lamp according to a first embodiment of the present invention. The crystal lamp 1 of the present invention includes a substrate 11 , a first LED light source 12 , a second LED light source 13 , a first optical element 14 and a second optical element 15 .

Please refer to FIG. 1 and FIG. 2 at the same time. FIG. 2 is a schematic cross-sectional view of the crystal lamp 1 according to the first embodiment of the present invention. Wherein, the substrate 11 can be a circuit board, and the first LED light source 12 and the second LED light source 13 are disposed on the substrate 11 . The first optical element 14 includes a first light guide rod 141 and a first lens 142 , the first light guide rod 141 is disposed above the first LED light source 12 , and the first lens 142 is connected to the first light guide rod 141 . The first lens 142 and the first light guiding rod 141 can be integrally injection-molded to form the first optical element 14 .

It should be noted that "the first light guide column 141 is arranged above the first LED light source 12" does not mean that the first light guide column 141 must be located above the first LED light source 12 when the crystal lamp 1 is in use or in operation. Rather, it means that when the substrate 11 is placed on a horizontal plane, the first light guide bar 141 is only required to be located above the first LED light source 12 .

The second optical element 15 includes a second light guide rod 151 and a second lens 152 , and the second light guide rod 151 is disposed above the second LED light source 13 and aligned with the first light guide rod 141 . The second lens 152 is connected to the second light guide bar 151 . The second lens 152 and the second light guide rod 151 can be integrally injection-molded to form the second optical element 15 .

The second lens 152 can be a meniscus lens, and its shape is similar to a dome or a bullet case. The second lens 152 covers the first lens 142 , that is, the concave surface of the second lens 152 contacts and fits the convex surface of the first lens 142 . An interface 142 a of the first lens 142 and the second lens 152 can be coated with aluminum oxide, and the color of the aluminum oxide is transparent. The first LED light source 12 can emit through the first lens 142 and the second lens 152 , and through the reflection and refraction of different contact surfaces, the crystal lamp 1 simulates a light effect similar to a flame.

Preferably, the first LED light source 12 can be a main light source, and its light color is the light color mainly presented by the crystal lamp 1, and the second LED light source 13 is an auxiliary light source, and the auxiliary light source is used to assist the main light source. When the main light source and the auxiliary light source are used together, due to the light mixing, the light effects produced can be more diverse and soft. The light generated by the first LED light source 12 and the second LED light source 13 is emitted through the first optical element 14 and the second optical element 15 respectively, and then converged at the light effect center to produce an optical effect similar to a candle wick.

Please refer to FIG. 3 , which is a schematic diagram of the appearance of the crystal lamp 1 according to the first preferred embodiment of the present invention. The crystal lamp 1 can further include a cover body 31 and a base 32 , the cover body 31 has an accommodating space 311 , the base 32 is connected to the cover body 31 and is used for connecting an external power source 33 . The cover body 31 has a spherical portion 312 and an elongated tail portion 313, and the extended tail portion 313 is disposed on the spherical portion 312; in other embodiments (not shown), the cover body may also only include a spherical portion. The aforementioned substrate 11 , first LED light source 12 , second LED light source 13 , first optical element 14 and second optical element 15 are accommodated in the accommodating space 311 , and the substrate 11 can be electrically connected to the base 32 , to receive the electric energy provided by the external power supply 33 .

The surface of the lower part of the cover body 31 (that is, the surface of the spherical portion 312 closer to the base 32 ) is an atomized surface 314 . Since the center of the light effect is located at the lower part of the crystal lamp 1, in order to avoid the obvious color gradation between the light effects produced by each LED light source, when the light effect passes through the atomized surface 314, the main light source and the auxiliary The boundary of the light effect produced by the light source is relatively indistinct, so that the overall light effect of the crystal lamp 1 is a soft warm light. The material of the cover body 31 is preferably glass, the material of the base 32 is metal, and the metal is preferably aluminum.

The first light guide column 141 and the second light guide column 151 of the crystal lamp 1 can be a hollow tubular light guide column, or a solid light guide column; if it is a hollow tubular light guide column, its inner edge can also be coated with an alumina. The first optical element 14 and the second optical element 15 can be made of different materials, and can be manufactured together by double injection (or overmolded injection).

In this embodiment, two LED light sources of different colors are used to match, and an adjustable resistor is used to adjust the degree of dimming, so as to achieve brightness and color changes. And a counter can be used to achieve the timing function, and the brightness of the light-emitting diode light source can be changed with time to simulate the flickering of the candle. The above-mentioned electronic components such as adjustable resistors and counters can be disposed on the substrate 11 .

Please refer to FIG. 4 and FIG. 5 . FIG. 4 is a schematic structural diagram of a crystal lamp 1 according to a second embodiment of the present invention, and FIG. 5 is a schematic cross-sectional view of a crystal lamp 1 according to a second embodiment of the present invention. Compared with the first embodiment of the present invention, the crystal lamp 1 of the second embodiment further includes a third LED light source 51 and a third optical element 52 .

The third LED light source 51 is disposed on the substrate 11 , and the third optical element 52 has a third light guiding rod 521 and a third lens 522 . The third lens 522 and the third light guide rod 521 can be integrally injection-molded to form the third optical element 52 . The third light guide bar 521 is disposed above the third LED light source 51 and is aligned with the second light guide bar 151 . The third lens 522 is connected to the third light guide bar 521 , and the third lens 522 covers the second lens 152 .

In this embodiment, by using three different colors of LED light sources, the product design of the crystal lamp 1 can adjust the number of LED light sources according to the needs of different customers, and with the increase in the number of LED light sources and optical elements, The effect of color gradation is more obvious, which makes the crystal luminaire simulate the slow burning of fire more realistically.

In the first embodiment and the second embodiment of the utility model, the counter can be used to simulate the situation that the flame goes out and then ignites when the wind blows the flame of the candle, and a pre-written program can be added in the controller According to user needs, set the above situation as fixed mode or random mode to achieve the effect of candle flame simulation.

The above-mentioned embodiments are only used to exemplify the implementation of the utility model and explain the technical features of the utility model, and are not used to limit the scope of protection of the utility model. Any changes or equivalence arrangements that can be easily accomplished by those familiar with the technology all belong to the scope claimed by the utility model, and the scope of protection of the rights of the utility model should be based on the scope of the patent application.

Claims (10)

1. A crystal lamp, characterized in that it comprises: a substrate; a first light emitting diode light source arranged on the substrate; a second light emitting diode light source arranged on the substrate; A first optical element, including a first light guide rod and a first lens, the first light guide rod is arranged above the first LED light source, and the first lens is connected to the first light guide rod; and A second optical element includes a second light guide rod and a second lens, the second light guide rod is arranged above the second LED light source, the second lens is connected to the second light guide rod, and the second The lens covers the first lens. 2. The crystal lamp as claimed in claim 1, wherein the first LED light source is the main light source, and the second LED light source is the auxiliary light source. 3 . The crystal lamp according to claim 1 , further comprising a cover and a base, the cover has an accommodating space, the base is connected to the cover, and the base is connected to an external power source. 4. The crystal lamp according to claim 3, wherein the substrate, the first light emitting diode light source, the second light emitting diode light source, the first optical element and the second optical element are accommodated in the accommodating space Inside. 5 . The crystal lamp as claimed in claim 3 , wherein the cover body has a spherical portion and an elongated tail portion, and the elongated tail portion is disposed on the spherical portion. 5 . 6 . The crystal lamp according to claim 3 , wherein the surface of the lower part of the cover is atomized. 7 . 7. The crystal lamp as claimed in claim 1, wherein the first lens and the first light guide column of the first optical element are integrally formed, and the second lens and the first light guide of the second optical element The two light guide columns are integrally formed. 8. The crystal lamp as claimed in claim 1, wherein the interface between the first lens and the second lens is coated with an aluminum oxide layer. 9 . The crystal lamp as claimed in claim 1 , wherein the first light guide column and the second light guide column are hollow tubular light guide columns, and an inner edge thereof is coated with an aluminum oxide layer. 10 . 10. The crystal lamp according to claim 1, further comprising a third light emitting diode light source and a third optical element, the third light emitting diode light source is arranged on the substrate, and the third optical element has A third light guide column and a third lens, the third light guide column is arranged above the third LED light source, the third lens is connected to the third light guide column, and the third lens covers the second lens .

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