CN201666547U

CN201666547U - Glass plate LED lamp bar having aluminum alloy heat radiation layer

Info

Publication number: CN201666547U
Application number: CN2010201533424U
Authority: CN
Inventors: 陈嘉森
Original assignee: SHANGHAI LONU PHOTOELECTRIC TECHNOLOGY CO LTD
Current assignee: SHANGHAI LONU PHOTOELECTRIC TECHNOLOGY CO LTD
Priority date: 2010-04-08
Filing date: 2010-04-08
Publication date: 2010-12-08
Anticipated expiration: 2020-04-08

Abstract

The utility model provides a glass plate LED lamp bar having an aluminum alloy heat radiation layer, relates to the LED illumination field, which comprises an aluminum substrate and a plurality of LED lighting chips mounted on the aluminum substrate bottom surface, the glass plate LED lamp bar having the aluminum alloy heat radiation layer also comprises one aluminum alloy heat radiation layer which is arranged at the top surface of the aluminum substrate. The utility model has advantages of concealed light source, no dizzying, good light efficiency, small volume, strong heat radiation property, long service life and convenient mounting.

Description

A kind of glass plate LED lamp bar with aluminium alloy heat dissipating layer

Technical field

The utility model relates to the LED lighting field, the glass plate LED lamp bar with aluminium alloy heat dissipating layer that particularly a kind of light source is hidden.

Background technology

At present, the low-power LED showcase shot-light of main flow has been replaced the fluorescent tube that the traditional commerce showcase uses gradually on the market.See also Fig. 1, it is existing a kind of showcase schematic diagram that has the low-power LED shot-light, and the main body of this showcase is to be made of the sales counter 11 of wooden or aluminum and safety glass 12, and showpiece is positioned on the sales counter 11, and safety glass 12 covers on the sales counter.In safety glass 12 and near sales counter 11 both sides, be respectively arranged with two low-power LED shot-lights 13, the showpiece on the sales counter 11 that is used for throwing light on.

Wherein, this low-power LED shot-light 13, as shown in Figure 2, its LED luminescence chip 21 is that two metal legs by its back side vertically are inserted on the bakelite plate 22, fixing in the draw-in groove that bakelite plate 22 is inserted on the plastic stent 23 again, and plastic stent 23 two ends are fixed on the stainless pipe outer cover 24 with the metal screw, and 24 of pipe outer covers are fixed on the sales counter 11 by pipe lamp bracket leg.

This low-power LED shot-light that is applied to showcase exists following shortcoming:

1, can not hidden light source.Because stainless pipe outer cover and support is bulky, very eye-catching in the glass showcase, hinders visual appearance.

2, exist dazzle to disturb.Lamp bar and support must be installed at a certain angle at the cabinet angle, so inevitable some divergence of beam goes out showcase, shine the position of peripheral human body eye height, cause dazzle to disturb.

3, a little less than the thermal diffusivity.Because bakelite plate and plastic stent all are the non-conductors of heat, so the heat that produces during the work of LED luminescence chip can't effectively and rapidly be dispersed, a large amount of work calories all long-term aggregated has shortened the service life of LED luminescence chip greatly around the LED luminescence chip.

The utility model content

The purpose of this utility model provides a kind of glass plate LED lamp bar with aluminium alloy heat dissipating layer, can not hidden light source to solve the existing low-power LED shot-light that is applied to showcase, have that dazzle interference, light efficiency are poor, the shortcoming a little less than the thermal diffusivity.

The utility model provides a kind of glass plate LED lamp bar with aluminium alloy heat dissipating layer, comprise aluminium base and several LED luminescence chips that are installed in the aluminium base bottom surface, described glass plate LED lamp bar with aluminium alloy heat dissipating layer also comprises layer of aluminum alloy heat dissipating layer, and described aluminium alloy heat dissipating layer is arranged on the end face of aluminium base.

Preferably, the parallel end face of pasting at aluminium base of described aluminium alloy heat dissipating layer.

Preferably, described aluminium alloy heat dissipating layer is a strip aluminium alloy heat dissipating layer, and described aluminium base is the strip aluminium base, and the long limit of described aluminium alloy heat dissipating layer and minor face are more than or equal to the long limit and the minor face of described aluminium base.

Preferably, described several LED luminescence chips are along described aluminium base long side direction word order.

Preferably, be connected in parallel between described several LED luminescence chips.

Preferably, be connected in series between described several LED luminescence chips.

Preferably, described several LED luminescence chips are the great power LED luminescence chips more than or equal to 3 watts.

With respect to prior art, the utlity model has following advantage:

1, the glass plate LED lamp bar that the utlity model has the aluminium alloy heat dissipating layer is pasted the sales counter inner surface at cabinet surface glass plate, after its LED lamp bar body directly is hidden in the aluminium alloy heat dissipating layer, from cabinet surface glass plate in sales counter, what see is the aluminium alloy heat dissipating layer, but not LED luminescence chip and aluminium base, so the disguise of light source has obtained guarantee, can reach the effect of " stealth "; Its glass plate LED lamp bar length can be chosen and install according to the structure or the profile demand of glass cabinet fully simultaneously, and is unrestricted fully.

2, the utility model is because the high-power LED chip that is adopted has replaced the low-power LED chip in the general technology scheme, have benefited to make glass plate LED lamp bar and cabinet surface glass level to paste, about 110 degree of illumination effective angle, can fully illuminate the cabinet inner area, enlarged the field of illumination, and light is thought the brightness ideal in the effective coverage, in addition because lighting effect has been strengthened in the reflection of aluminium alloy heat dissipating layer.

3, aluminium alloy heat dissipating layer of the present utility model, can make glass plate LED lamp bar realize pasting with cabinet surface glass level, light can guarantee to concentrate on the below needs the effective coverage of throwing light on, the light that shines the outer inactive area of cabinet does not almost have, and has solved the dazzle interference that the low-power LED shot-light structure in the general technology scheme is produced.

4, aluminium alloy heat dissipating layer of the present utility model, except the hidden light source of energy, increase aesthetics, reflection ray are strengthened the light efficiency, also chip and aluminium base can be conducted the work calories of coming, comparatively effectively and fast diffuse in cabinet face armorplate glass and the air, can reduce the core work temperature of LED luminescence chip, prolong the service life of LED luminescence chip.

Description of drawings

Fig. 1 is existing a kind of showcase schematic diagram that has the low-power LED shot-light;

Fig. 2 is the structural representation of Fig. 1 middle low power LED shot-light;

Fig. 3 is a kind of example structure figure that the utlity model has the glass plate LED lamp bar of aluminium alloy heat dissipating layer;

Fig. 4 is the partial schematic diagram that the utlity model has the glass plate LED lamp bar of aluminium alloy heat dissipating layer.

The specific embodiment

Below in conjunction with accompanying drawing, specify the utility model.

Seeing also Fig. 3, is the showcase structure chart of using the glass plate LED lamp bar that the utlity model has the aluminium alloy heat dissipating layer.This showcase comprises sales counter 51, safety glass 52 and glass plate LED lamp bar 53; Safety glass 52 covers on the sales counter 51, and safety glass 52 bottom surfaces are adhesive with glass plate LED lamp bar 53.

See also Fig. 4, it is the partial schematic diagram that the utlity model has the glass plate LED lamp bar 53 of aluminium alloy heat dissipating layer, glass plate LED lamp bar 53 comprises a strip aluminium base 72, several LED luminescence chips 71, these several LED luminescence chips 71 are arranged on this aluminium base 72 bottom surfaces, and along these aluminium base 72 long side direction word orders, can be in parallel between each LED luminescence chip or be connected in series, and be connected with positive and negative electrode on the aluminium base 72 by lead, the lead 54 that the positive and negative electrode of aluminium base 72 is drawn links to each other with rectifier 55 under placing sales counter 51;

The improvement of the utility model maximum is that glass plate LED lamp bar 53 also comprises layer of aluminum alloy heat dissipating layer 73, and described aluminium alloy heat dissipating layer 73 is arranged on the end face of aluminium base 72; Preferably, the aluminium alloy heat dissipating layer 73 parallel end faces of pasting at aluminium base 72; Preferably, aluminium alloy heat dissipating layer 73 is strip aluminium alloy heat dissipating layers, aluminium base 72 is strip aluminium bases, the long limit of aluminium alloy heat dissipating layer 73 and minor face are more than or equal to the long limit and the minor face of aluminium base 72, because the appearance and size of aluminium alloy heat dissipating layer 73 is more than or equal to the appearance and size of aluminium base 72, aluminium alloy heat dissipating layer 73 can form the comprehensive covering to aluminium base 72.

The utility model is concrete to be installed when being applied to showcase, on aluminium alloy heat dissipating layer 73, smear transparent heat conductive silica gel, or smear transparent heat conductive silica gel in the position to be installed, safety glass 52 bottom surfaces of showcase, preferably, glass plate LED lamp bar 53 is installed in position, safety glass 52 both sides of the edge, glass plate LED lamp bar 53 can be pasted in safety glass 52 bottom surfaces by transparent heat conductive silica gel, aluminium alloy heat dissipating layer 73 can conduct the work calories of coming with chip and aluminium base, comparatively effectively and fast diffuse in cabinet face armorplate glass and the air, can reduce the core work temperature of LED luminescence chip, prolong the service life of LED luminescence chip; The utlity model has the glass plate LED lamp bar of aluminium alloy heat dissipating layer, after its LED lamp bar body directly was hidden in the aluminium alloy heat dissipating layer, in sales counter, what see was the aluminium alloy heat dissipating layer from cabinet surface glass plate, but not LED luminescence chip and aluminium base, so the disguise of light source has obtained guarantee.

Glass plate LED lamp bar 53 is directly to stick on safety glass 52 back sides, do not need annexes such as lampshade, therefore glass plate LED lamp bar 53 can be made simple small and exquisite structure, and can adopt 3 watts or above great power LED luminescence chip, make about 110 degree of its illumination effective angle, thereby can fully illuminate the cabinet inner area, enlarge the field of illumination, illumination range can reach 100%, and brightness ideal in the effective coverage; Simultaneously, chip and aluminium base can be conducted the work calories of coming, comparatively effectively and fast diffuse in cabinet face armorplate glass and the air, can reduce the core work temperature of LED luminescence chip, prolong the service life of LED luminescence chip.

In addition, because glass plate LED lamp bar 53 is realized pasting with cabinet face safety glass 52 levels, and the aluminium alloy heat dissipating layer 73 at glass plate LED lamp bar 53 back sides has the single face reflection action, the light that makes LED luminescence chip 71 send can guarantee to concentrate on the below needs the effective coverage of throwing light on, the light that shines the outer inactive area of cabinet does not almost have, and has solved the dazzle interference that prior art low-power LED shot-light produces.

More than disclosed only be several specific embodiment of the present utility model, but the utility model is not limited thereto, any those skilled in the art can think variation, all should drop in the protection domain of the present utility model.

Claims

1. glass plate LED lamp bar with aluminium alloy heat dissipating layer, comprise aluminium base and several LED luminescence chips that are installed in the aluminium base bottom surface, it is characterized in that, described glass plate LED lamp bar with aluminium alloy heat dissipating layer also comprises layer of aluminum alloy heat dissipating layer, and described aluminium alloy heat dissipating layer is arranged on the end face of aluminium base.

2. the glass plate LED lamp bar with aluminium alloy heat dissipating layer as claimed in claim 1 is characterized in that the parallel end face of pasting at aluminium base of described aluminium alloy heat dissipating layer.

3. the glass plate LED lamp bar with aluminium alloy heat dissipating layer as claimed in claim 1, it is characterized in that, described aluminium alloy heat dissipating layer is a strip aluminium alloy heat dissipating layer, described aluminium base is the strip aluminium base, and the long limit of described aluminium alloy heat dissipating layer and minor face are more than or equal to the long limit and the minor face of described aluminium base.

4. the glass plate LED lamp bar with aluminium alloy heat dissipating layer as claimed in claim 2 is characterized in that described several LED luminescence chips are along described aluminium base long side direction word order.

5. the glass plate LED lamp bar with aluminium alloy heat dissipating layer as claimed in claim 1 is characterized in that, is connected in parallel between described several LED luminescence chips.

6. the glass plate LED lamp bar with aluminium alloy heat dissipating layer as claimed in claim 1 is characterized in that, is connected in series between described several LED luminescence chips.

7. the glass plate LED lamp bar with aluminium alloy heat dissipating layer as claimed in claim 1 is characterized in that described several LED luminescence chips are the great power LED luminescence chips more than or equal to 3 watts.