CN202040610U

CN202040610U - Detachable light-emitting diode (LED) down light with high color rendering

Info

Publication number: CN202040610U
Application number: CN201120101140XU
Authority: CN
Inventors: 康陈德; 魏志清; 柯燕燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-08
Filing date: 2011-04-08
Publication date: 2011-11-16
Anticipated expiration: 2021-04-08

Abstract

The utility model discloses a detachable light-emitting diode (LED) down light with high color rendering, which comprises a down light shell, a driving power supply, an LED light source module and an optical element. The LED light source module is arranged in the down light shell, and the optical element is installed at the rear end of the down light shell. The LED light source module with high color rendering is formed by encapsulating a plurality of white-light LED components and a plurality of red-light LED components, and the plurality of white-light LED components are distributed around the plurality of red-light LED components, thereby effectively solving the problem of insufficient color rendering of the light source of the existing LED down light, and having the advantages of being good in illuminating effect and strong in color fidelity. The LED light source module is detachably connected with the down light shell which is in detachable connection with the optical element, and the input end and the output end of the driving power supply are both electrically connected with an external power source and the LED light source module respectively through terminal blocks, thereby effectively solving the problems that the existing LED down light is inconvenient to disassemble and maintain and high in cost.

Description

A kind of disassembled high-color rendering LED Down lamp

Technical field

The utility model relates to the LED field of illuminating lamps, refers in particular to a kind of disassembled high-color rendering LED Down lamp, can be widely used in fields such as room lighting, commercial lighting and engineering illumination.

Background technology

Down lamp is maintenance building and the unified and perfect a kind of common light fixture of the integral body of light decoration, and it does not destroy the setting of light fixture, and light source is hidden building decoration inside, and light source does not expose, free from glare, and people's visual effect is soft, even; In recent years, the LED Down lamp becomes the bright spot of investment of lighting apparatus factory owing to having following characteristics: (1) energy saving, and Down lamp brightness is energy-conservation more than 70%; (2) feature of environmental protection, harmful substance such as not mercurous, pollution-free; (3) long-life, the LED lamp life is more than 30,000 hours, uses every day 6 hours, can use more than 10 years; (4) response is fast, eliminates conventional high-tension sodium vapor lamp, the slower characteristics of Metal halogen lamp response speed; (5) integrated, broken the notion that the conventional lamp shell separates with light source, make that shell and light source are integrated, or the like; LED light fixture cost constantly reduces along with the raising of LED technology, and traditional Down lamp is inevitable to be replaced by the LED Down lamp.

Based on LED Down lamp bright development prospect, it is a lot of that the LED Down lamp has been developed many kinds at present, for example: (1) dresses up the LED Ceiling light by corresponding some optical lenses or the combined type lens of some single 1 watt of large power white light LED couplings with car aluminium shell and power pack; (2) according to the Down lamp assembling mode of traditional separate type, be assembled into the LED Down lamp by conventional cartridge lamp housing and the horizontal slotting lamp of LED, LED bulb lamp; (3), and, make the LED Down lamp of various different purposes to the heat radiation and attractive in appearance being optimized of shell by the inside of led light source integrated design at the Down lamp shell.Yet, the LED Down lamp have many deficiencies: the led light source colour rendering deficiency that (1) is adopted, can not satisfy of the use of LED Down lamp in part commercial lighting and special lighting; (2) owing to adopted integrated design, make that the LED Down lamp is not easy to when in a single day breaking down disassemble and safeguard.

In view of this, the inventor furthers investigate the LED cylinder lamp structure, and this case produces thus.

The utility model content

Main purpose of the present utility model is to provide a kind of disassembled high-color rendering LED Down lamp, the problem that it efficiently solves existing LED Down lamp color rendering properties of light source deficiency, and it is good to have an illumination effect, the advantage that the color fidelity is strong.

Secondary objective of the present utility model is to provide a kind of disassembled high-color rendering LED Down lamp, and it efficiently solves existing LED Down lamp and disassembles and safeguard inconvenience and the high problem of cost.

In order to reach above-mentioned purpose, solution of the present utility model is:

A kind of disassembled high-color rendering LED Down lamp, comprise the Down lamp shell, driving power, led light source module and optical element, above-mentioned led light source module is located in the above-mentioned Down lamp shell, above-mentioned optical element is installed in the rear end of above-mentioned Down lamp shell, the input of above-mentioned driving power is electrically connected with external power supply, output and above-mentioned led light source module are electrically connected, above-mentioned led light source module is a high-color rendering led light source module, it is to be formed by the encapsulation of some white light LED parts and some red-light LED devices, and these some white light LED parts be distributed in these some red-light LED devices around.

The LED device of above-mentioned white light LED part for adopting InGaN base blue chip excitation rare-earth fluorescent material to emit white light.

The above-mentioned relatively red-light LED device of above-mentioned white light LED part is symmetrical distribution.

The ratio of the quantity of the quantity of above-mentioned white light LED part and above-mentioned red-light LED device is 3: 1.

Above-mentioned led light source module adopts disassembled mode to be installed in the above-mentioned Down lamp shell, above-mentioned optical element adopts disassembled mode to be installed in the rear end of above-mentioned Down lamp shell, and the input of above-mentioned driving power, output all adopt binding post to be electrically connected with external power supply and above-mentioned led light source module respectively.

Be provided with pedestal in the above-mentioned Down lamp shell, offer respectively on this pedestal and the above-mentioned led light source module for the self-tapping screw lock and establish fixing bolt hole.

Above-mentioned optical element adopts the tight fit mode to be installed in the rear end of above-mentioned Down lamp shell.

Above-mentioned driving power places in the above-mentioned Down lamp shell or with above-mentioned Down lamp shell and is separatedly installed.

After adopting such scheme, the utility model led light source module is to be formed by some white light LED parts and the encapsulation of some red-light LED devices, and these some white light LED parts are distributed in locating of these some red-light LED devices on every side, the relative red-light LED device of white light LED part is symmetry, distribution equably thus, the red-light LED device can be realized light compensating action preferably to white light LED part, the led light source module that the led light source module is formed have high-color rendering makes the LED Down lamp have preferable illumination effect and color fidelity.

The utility model LED Down lamp is divided into the Down lamp shell, driving power, four modules of led light source module and optical element, wherein on structural design, between led light source module and Down lamp shell, all adopt disassembled mode to interconnect setting between Down lamp shell and optical element, on being electrically connected, the input of driving power, output all adopts binding post (for disassembled) to be electrically connected with external power supply and led light source module respectively, no matter assembling at the LED Down lamp, in maintenance or the reorganization, each module all can realize the nondestructive effect of disassembling mutually, give assembling, safeguard and reorganization when bringing very big convenience also have the advantage that reduces cost consumption.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the exploded view of Fig. 1.

Label declaration

Down lamp shell 1 spring part 10

Pedestal 11 bolts hole 111

Close-fitting ring 12 radiating fins 13

Driving power 2 led light source modules 3

Heat radiation substrate 30 bolts hole 301

White light LED part 31 red-light LED devices 32

Positive lead end 33 negative lead ends 34

Optical element 4 binding posts 5

The specific embodiment

In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.

Be a kind of disassembled high-color rendering LED Down lamp of the utility model as shown in Figure 1 and Figure 2, it comprises Down lamp shell 1, driving power 2, led light source module 3 and optical element 4, wherein:

Above-mentioned Down lamp shell 1 is horn-like, it comprises the cylindrical structure of front end and the pyramid type structure of rear end, the lateral wall of this pyramid type structure is provided with the spring part 10 that is used to install and fix, be provided with the pedestal 11 that is used to place following led light source module 3 in the pyramid type structure, the lateral wall of above-mentioned cylindrical structure is around being provided with a plurality of radiating fins 13, each radiating fin 13 all is provided with along the front and back end of Down lamp shell 1, and radiating fin 13 is the radiating effects that are used to strengthen to led light source module 3.

Above-mentioned driving power 2, when mounted, it can place in the cylindrical structure of Down lamp shell 1 or with Down lamp shell 1 and be separatedly installed; The input of driving power 2 is electrically connected with external power supply, output and led light source module 3 are electrically connected, especially, the input of the utility model driving power 2, output all adopts binding post 5 to be electrically connected with external power supply and led light source module 2 respectively, the output of lifting driving power 2 is an example, as shown in Figure 2, the lead of driving power 2 outputs is electrically connected to an end of binding post 5, led light source module 2 just, the lead that negative lead end 33/34 is drawn is electrically connected to the other end of binding post 5, this electric connection mode connects with the direct electric welding of tradition to be compared, and has the advantages that to be convenient to electric checking and maintenance.

Above-mentioned led light source module 3, it comprises heat radiation substrate 30 and some LED devices, and heat radiation substrate 30 is provided with positive lead end 33 and negative lead end 34, and it goes between respectively and is electrically connected to the output of driving power 2; Led light source module 3 adopts disassembled mode to be arranged in the Down lamp shell 1, the one preferred embodiment, as shown in Figure 2, in the pedestal 11 of Down lamp shell 1 and the substrate 30 of dispelling the heat, offer bolt hole 111 and 301 respectively, this bolt hole 111 and 301 employing self-tapping screws interlocking are mutually established fixing, conductive force for strengthen dispelling the heat 11 of substrate 30 and pedestals also can be coated with the heat conductive silicon grease material of thermal conductivity factor greater than 3.0W/mK between the two at this; Certainly above-mentioned disassembled mode is not limited only to above-mentioned embodiment, for example can also adopt any other disassembled forms such as buckle or close-fitting to get final product, as long as can realize led light source module 3 and 1 disassembled assembling of Down lamp shell.

The utility model led light source module 3 is a high-color rendering led light source module, concrete, described LED device is to be formed by some white

light LED parts

31 and 32 encapsulation of some red-light LED devices, the LED device of these some white light LED parts 31 for adopting InGaN base blue chip excitation rare-earth fluorescent material to emit white light, it is distributed in locating of these some red-light LED devices 32 on every side, further, the ratio of the quantity of the quantity of this white light LED part 31 and red-light LED device 32 is 3: 1, and these white light LED part 31 relative red-light LED devices 32 are symmetrical distribution or distribute relatively more symmetrically, as the one preferred embodiment as shown in Figure 2, the LED device is provided with 16 altogether, wherein white light LED part 31 has 12, red-light LED device 32 has 4, this 12 white light LED parts 31 be distributed in more symmetrically relatively 4 red-light LED devices 32 around, certainly described 16 LEDs devices can be the arrangement of 4*4 matrix, the 4 LEDs devices that are positioned at central authorities are the red-light LED device, other be white light LED part, thus, the relative red-light LED device of white light LED part is symmetrical distribution.

Because white light LED part 31 is distributed in locating of red-light LED device 32 on every side, white light LED part 31 relative red-light LED devices 32 are symmetry or the relatively even formula distribution of symmetry, 32 pairs of white light LED parts 31 of red-light LED device can be realized better flash of light preceding an earthquake compensating action, led light source module 3 forms high-color rendering led light source module, in the above-mentioned preferred embodiment, the LED Down lamp has colour rendering and is higher than 85, power is 3～20 watts characteristics, so advantage such as structural design of the present utility model has that colour rendering is good, illumination effect is good and the color fidelity is good.

Glass or the acrylic material of above-mentioned optical element 4 for having the optics diffusion, it is installed in the rear end of Down lamp shell 1, the light that led light source module 3 sends transmits by optical element 4, and optical element 4 has just played hot spot uniform treatment and anti-dazzle protective effect; Described optical element 4 adopts disassembled mode to be installed in the rear end of Down lamp shell 1, specifically in the rear end of Down lamp shell 1, be provided with close-fitting ring 12, optical element 4 adopts adaptive being assembled in the close-fitting ring 12 of tight fit modes, can also take buckle certainly or be embedded to wait any mutual disassembled assembling of other modes.

In sum, the utility model LED Down lamp is divided into Down lamp shell 1,

driving power

2,4 four modules of led light source module 3 and optical element, wherein on structural design, 1 on led light source module 3 and Down lamp shell, 4 of Down lamp shell 1 and optical elements all adopt disassembled mode to interconnect setting, on being electrically connected, the input of driving power 2, output all adopts binding post 5 (for disassembled) to be electrically connected with external power supply and led light source module 3 respectively, thus, no matter assembling at the LED Down lamp, in demolition and maintenance or the reorganization, each module is simple for assembly process, and can realize the nondestructive effect of disassembling mutually, give assembling, when dismounting maintenance brings very big convenience, also have and reduce cost consumption, improve the advantage of life of product.

The foregoing description and graphic and non-limiting product form of the present utility model and style to its suitable variation or modification of doing, all should be considered as not breaking away from patent category of the present utility model.

Claims

1. disassembled high-color rendering LED Down lamp, comprise the Down lamp shell, driving power, led light source module and optical element, above-mentioned led light source module is located in the above-mentioned Down lamp shell, above-mentioned optical element is installed in the rear end of above-mentioned Down lamp shell, the input of above-mentioned driving power is electrically connected with external power supply, output and above-mentioned led light source module are electrically connected, it is characterized in that: above-mentioned led light source module is a high-color rendering led light source module, it is to be formed by the encapsulation of some white light LED parts and some red-light LED devices, and these some white light LED parts be distributed in these some red-light LED devices around.

2. a kind of disassembled high-color rendering LED Down lamp as claimed in claim 1 is characterized in that: the LED device of above-mentioned white light LED part for adopting InGaN base blue chip excitation rare-earth fluorescent material to emit white light.

3. a kind of disassembled high-color rendering LED Down lamp as claimed in claim 1, it is characterized in that: the above-mentioned relatively red-light LED device of above-mentioned white light LED part is symmetrical distribution.

4. a kind of disassembled high-color rendering LED Down lamp as claimed in claim 1, it is characterized in that: the ratio of the quantity of the quantity of above-mentioned white light LED part and above-mentioned red-light LED device is 3: 1.

5. a kind of disassembled high-color rendering LED Down lamp as claimed in claim 1, it is characterized in that: above-mentioned led light source module adopts disassembled mode to be installed in the above-mentioned Down lamp shell, above-mentioned optical element adopts disassembled mode to be installed in the rear end of above-mentioned Down lamp shell, and the input of above-mentioned driving power, output all adopt binding post to be electrically connected with external power supply and above-mentioned led light source module respectively.

6. a kind of disassembled high-color rendering LED Down lamp as claimed in claim 5 is characterized in that: be provided with pedestal in the above-mentioned Down lamp shell, offer respectively on this pedestal and the above-mentioned led light source module for the self-tapping screw lock and establish fixing bolt hole.

7. a kind of disassembled high-color rendering LED Down lamp as claimed in claim 5 is characterized in that: above-mentioned optical element adopts the tight fit mode to be installed in the rear end of above-mentioned Down lamp shell.

8. a kind of disassembled high-color rendering LED Down lamp as claimed in claim 1 is characterized in that: above-mentioned driving power places in the above-mentioned Down lamp shell or with above-mentioned Down lamp shell and is separatedly installed.