CN204573782U

CN204573782U - A kind of LED

Info

Publication number: CN204573782U
Application number: CN201520253635.2U
Authority: CN
Inventors: 师修风; 李建国; 黎国权; 邓诗涛
Original assignee: Opple Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd
Priority date: 2015-04-23
Filing date: 2015-04-23
Publication date: 2015-08-19
Anticipated expiration: 2025-04-23

Abstract

The utility model discloses a kind of LED, comprise first substrate and second substrate, described first substrate and second substrate all have LED light source, and described first substrate also comprises the drive unit of described LED, and described first substrate and second substrate are positioned at different height.

Description

A kind of LED

[technical field]

The utility model relates to a kind of lighting device, especially a kind of LED.

[background technology]

In modern lighting device, increasing LED light source replaces conventional light source.Down lamp is a kind of common light fixture, is generally used in lighting of home and commercial illumination.Traditional Down lamp only has a kind of photochromic usually, and has very large heat abstractor, makes the structure of Down lamp more complicated and cannot meet the increasing requirement in people's focus ring border.

Therefore, in order to overcome above-mentioned defect, be necessary the LED that a kind of improvement is provided.

[utility model content]

The purpose of this utility model is to provide a kind of LED.

To achieve these goals, the utility model adopts following technical scheme: a kind of LED, comprise first substrate and second substrate, described first substrate and second substrate all has LED light source, described first substrate also comprises the drive unit of described LED, and described first substrate and second substrate are positioned at different height.

Preferably, the LED light source of described first substrate is positioned at the middle part of described first substrate, and described drive unit is positioned at around described LED light source.

Preferably, described second substrate is the annular of hollow, comprise hollow bulb and ring part, described second substrate is positioned at below described first substrate, the light of the LED light source of described first substrate is penetrated by the hollow bulb of described second substrate, and the ring part of described second substrate is positioned at the below of described drive unit.

Preferably, described LED also comprises housing, and described first substrate is fixed on described housing bottom.

Preferably, described housing also comprises sidewall, and described second substrate is fixed on the sidewall of described housing.

Preferably, described housing is insulation shell.

Preferably, described LED has an exiting surface, and the light that the LED light source of the light that the LED light source of described first substrate sends and second substrate sends all penetrates described LED from described exiting surface.

Preferably, described LED also comprises reflector, described reflector is between described first substrate and described exiting surface, and described reflector, through the hollow bulb of described second substrate, penetrates described exiting surface after the reflection by described reflector of the light of the LED light source of described first substrate.

Preferably, described LED also comprises diffuser plate, and described diffuser plate is positioned at described exiting surface, and the light of the light of the LED light source of described first substrate and the LED light source of second substrate is all by penetrating described LED after described diffuser plate.

Preferably, described second substrate than described first substrate closer to described exiting surface.

Compared to prior art, the utility model LED has following advantage: structure is simple, space and the cost that effectively can save LED, and can realize the bright dipping of many colors.

[accompanying drawing explanation]

Fig. 1 is the three-dimensional exploded view of the subelement of the preferred embodiment of the utility model LED.

Fig. 2 is the sectional view of the preferred embodiment of the utility model LED.

[detailed description of the invention]

Please refer to shown in Fig. 1 and Fig. 2, a kind of LED 1, comprise first substrate 10 and second substrate 20, first substrate 10 and second substrate 20 all have LED light source (non-label).First substrate 10 also comprises the drive unit 30 of LED 1, and first substrate 10 is positioned at different height from second substrate 20.The utility model LED 1 arranges first substrate 10 and second substrate 20, and be arranged on first substrate 10 by drive unit 30, and Appropriate application space, what the structure of LED 1 can be designed is compacter, and appearance and size can be less.

The LED light source of first substrate 10 is positioned at the middle part of first substrate 10, and drive unit 30 is positioned at around LED light source.

Second substrate 20 is the annular of hollow, comprise hollow bulb 21 and ring part 22, second substrate 20 is positioned at below first substrate 10, and the light of the LED light source of first substrate 10 is penetrated by the hollow bulb of second substrate 20, and the ring part 22 of second substrate 10 is positioned at the below of drive unit 30.In the utility model, second substrate 20 is set to hollow, the light of first substrate 10 is penetrated by hollow bulb 21, and the ring part 22 of second substrate 20 is positioned at first substrate 10 not to be had below the drive unit 30 of LED light source, such Structural assignments is reasonable, and best make use of space.In the present embodiment, the color of the LED light source on first substrate 10 and second substrate 20 is different, such as, LED light source injection white on first substrate 10 or yellow light are used for key lighting, the light of the LED light source injection on second substrate 20 colored (as red, blue) is used for floor light and decoration, like this, the light of LED 1, mood light more can do the design of more diversification, adjust color or the brightness of the LED light source on different substrate as required.In other embodiments, first substrate 10 and the LED light source on second substrate 20 also can be that color is identical, also can be different-colour or identical colour temperature etc.

LED 1 also comprises housing 40, and first substrate 10 is fixed on bottom housing 40.In the present embodiment, the bottom of housing 40 is circular.Housing 40 also comprises sidewall 41, and second substrate 20 is fixed on the sidewall 41 of housing 40.Sidewall 41 extends to form the host cavity 42 of hollow to hold first substrate 10 and second substrate 20 from bottom.In the present embodiment, housing 40 is insulation shell, and such first substrate 10 can be directly fixed on housing 40 and not have electric shock risk.

In the present embodiment, first substrate 10 is fixed on bottom housing 40 by screw 50.Housing 40 has the erection column 42 of the hollow of extending from bottom, and first substrate 10 has the through hole 11 corresponding with erection column 42.Erection column 42 is through through hole 11, and screw 50 to insert in erection column 42 and is fixed on erection column 42.The head 51 of screw 50 has at least the width of a part to be greater than the width of through hole 11, and first substrate 10 is restricted between the head 51 of screw 50 and the bottom of housing 40.In other embodiments, first substrate 10 also can be fixed on housing 40 with additive method.Second substrate 20 buckle is fixed on the sidewall 41 of housing 40.The stop block 44 that sidewall 41 has brace rod 43 and is provided separately with brace rod 43, second substrate 20 is fixed between brace rod 43 and stop block 44, in other embodiments, stop block 44 also can be arranged at other positions, or also can fix by other means between second substrate 20 and housing 40.

LED 1 has an exiting surface 90, and the light that the LED light source of the light that the LED light source of first substrate 10 sends and second substrate 20 sends all penetrates LED 1 from exiting surface 90.

LED 1 also comprises reflector 60, and reflector 60 is between first substrate 10 and exiting surface 90, and reflector 60, through the hollow bulb 21 of second substrate 20, penetrates exiting surface 90 after the reflection by reflector 60 of the light of the LED light source of first substrate 10.In the present embodiment, the width of reflector 60 broadens to away from first substrate 10 direction gradually near first substrate 10 direction, and the cross section of reflector 60 on the direction perpendicular to first substrate 10 is trapezoidal.In other embodiments, reflector 60 also can be other shapes.

LED 1 also comprises diffuser plate 70, and diffuser plate 70 is positioned at exiting surface 90, and the light of the light of the LED light source of first substrate 10 and the LED light source of second substrate 20 all passes through diffuser plate 70 rear injection LED 1.In the present embodiment, diffuser plate 70 below first substrate 10 and the diffuser plate 70 below second substrate 20 are formed in one, in other embodiments, the diffuser plate 70 below first substrate 10 and the diffuser plate 70 below second substrate 20 also can divide body formed rear assembling respectively with in LED 1.Second substrate 20 than first substrate 10 closer to exiting surface 90, namely closer to diffuser plate 70.

LED 1 also comprises face ring 80, and diffuser plate 70, reflector 60 are limited between face ring 80 and first substrate 10 by face ring 80.In the present embodiment, diffuser plate 70 abuts with face ring 80, and reflector 60 abuts with diffuser plate 70, in other embodiments, annexation between three also can change as required, as long as diffuser plate 70 and reflector 60 are fixed on LED 1 preferably, also can not need face ring.In the present embodiment, the periphery of face ring 80 is circular, and the periphery of diffuser plate 70 is circular, and the periphery, bottom of housing 40 is circular, such as, but the periphery of the sidewall 41 of housing 40 can be designed to irregular shape as required, the junction with face ring 80 is designed to plane etc.First substrate 10 is conveniently installed, and periphery is irregularly shaped with the needs adapting to housing 40 inner space.The periphery of second substrate 20 is roughly circle, conveniently installs, and also partial design can be linear and be installed on more easily in housing 40.

The whole height of LED 1 of the present utility model is the distance to diffuser plate 70 top bottom housing 40, and be also substantially equal to the distance of first substrate 10 and exiting surface 90, therefore the whole height of LED 1 of the present utility model is less, very saves space and cost.

Should be noted that, embodiment of the present utility model has preferably implementation, and not any type of restriction is done to the utility model, any person skilled in art of being familiar with may utilize the technology contents of above-mentioned announcement change or be modified to equivalent effective embodiment, in every case the content of technical solutions of the utility model is not departed from, the any amendment done above embodiment according to technical spirit of the present utility model or equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims

1. a LED, comprise first substrate and second substrate, described first substrate and second substrate all have LED light source, it is characterized in that: described first substrate also comprises the drive unit of described LED, described first substrate and second substrate are positioned at different height.

2. LED as claimed in claim 1, it is characterized in that: the LED light source of described first substrate is positioned at the middle part of described first substrate, described drive unit is positioned at around described LED light source.

3. LED as claimed in claim 2, it is characterized in that: described second substrate is the annular of hollow, comprise hollow bulb and ring part, described second substrate is positioned at below described first substrate, the light of the LED light source of described first substrate is penetrated by the hollow bulb of described second substrate, and the ring part of described second substrate is positioned at the below of described drive unit.

4. LED as claimed in claim 3, it is characterized in that: described LED also comprises housing, described first substrate is fixed on described housing bottom.

5. LED as claimed in claim 4, it is characterized in that: described housing also comprises sidewall, described second substrate is fixed on the sidewall of described housing.

6. LED as claimed in claim 5, is characterized in that: described housing is insulation shell.

7. LED as claimed in claim 6, is characterized in that: described LED has an exiting surface, and the light that the LED light source of the light that the LED light source of described first substrate sends and second substrate sends all penetrates described LED from described exiting surface.

8. LED as claimed in claim 7, it is characterized in that: described LED also comprises reflector, described reflector is between described first substrate and described exiting surface, described reflector, through the hollow bulb of described second substrate, penetrates described exiting surface after the reflection by described reflector of the light of the LED light source of described first substrate.

9. LED as claimed in claim 8, it is characterized in that: described LED also comprises diffuser plate, described diffuser plate is positioned at described exiting surface, and the light of the light of the LED light source of described first substrate and the LED light source of second substrate is all by penetrating described LED after described diffuser plate.

10. LED as claimed in claim 7, is characterized in that: described second substrate than described first substrate closer to described exiting surface.