CN201696902U

CN201696902U - Luminaire with exposed radiating structure

Info

Publication number: CN201696902U
Application number: CN2010201198040U
Authority: CN
Inventors: 温复华
Original assignee: SHANGQIAO INDUSTRIAL Co Ltd
Current assignee: SHANGQIAO INDUSTRIAL Co Ltd
Priority date: 2010-02-11
Filing date: 2010-02-11
Publication date: 2011-01-05
Anticipated expiration: 2020-02-11

Abstract

The utility model provides a luminaire with an exposed radiating structure,which includes a light source module; the light source module is provided with a lampshade and is combined with a heat conducting component; a first radiating group and a second radiating group are respectively arranged at the two sides of the light source module and the heat conducting component which are mutually separated; both the first radiating group and the second radiating group are formed by a plurality of disklike radiating components of different sizes in sequence through stacked arrangement; wherein the second radiating group is arranged in the periphery of the lampshade in a direction opposite to the first radiating group. The luminaire with the exposed radiating structure has the advantages of excellent radiating effect, light source protection and beautiful shape.

Description

The light fixture of the exposed radiator structure of tool

Technical field

The utility model relates to a kind of light fixture, is meant that especially a kind of radiating subassembly is arranged at the light fixture of light fixture outside.

Background technology

Because the advancing by leaps and bounds of light emitting diode (LED) technology adds the day by day ripe of relevant peripheral integrated circuit Control Component and heat dissipation technology, make the application diversification day by day of LED.From early stage lower powered power supply indicator and mobile phone key light source, advance to that power consumption is low, the life-span is long, drill high LED-backlit module of colourity and general illumination product.

Yet at present the input power of High Power LED only has 20% can convert light to, and all the other 80% are transformed into heat.If these heat fail in time to be discharged outside to, can make compact LED crystal grain boundary temperature too high, and reduce luminous efficiency and life-span.Therefore the accumulation of heat that produces for fear of High Power LED often passes to the external world to heat fast by heat-radiating substrate collocation radiating fin.

But inspect present existing lighting, all be in lamp housing inside usually, press close to the light source place radiating fin is set, again, for good more in response to the big more radiating effect of radiating fin area, often the volume of light fixture also must increase thereupon.Think through this creator research; because of acting on of lamp housing protected light source and handsome in appearance; if can save lamp housing, protect light source and design a lampshade in addition, it is extraneous to make radiator structure directly expose contact; so; the air transmitted convection effects is good, can dispel the heat by faster help led light source, and the particular design by radiator structure envelopes light source on the other hand; can reach the protection light source effect of lamp housing, also can replace the purposes handsome in appearance of lamp housing on the other hand.

The utility model content

Therefore, the purpose of this utility model promptly is to design a kind of radiator structure and light source directly exposes to the external world, and directly the radiator structure by particular design reaches heat radiation, protection led light source and light fixture handsome in appearance.Improve existingly coating the practice of light source and radiator structure with lamp housing, except that can increase as described above radiating effect, protection light source and handsome in appearance, also can reach the function of dwindling the light fixture volume.

The light fixture of the exposed radiator structure of tool provided by the utility model comprises a light source module, the preferable led light source that can be.This light source module is in conjunction with a heat-conductive assembly; respectively in the both sides of the light source module that leaves mutually and this heat-conductive assembly; the first heat radiation group and the second heat radiation group are set; this first heat radiation group and this second heat radiation group; all by a plurality of plate-like radiating subassemblies that vary in size in regular turn stack arrangement form; particularly light source module also comprises a lampshade; this lampshade apical margin is provided with two trips; in order to be stuck in the radiating subassembly of the second heat radiation group the superiors; so; not only lampshade can be as the assembly of protection light source, and the second heat radiation group also can be as the purposes of further protection light source.

The utility model embodiment has following beneficial effect:

Light fixture of the present utility model, can conduct to these heat radiation groups from heat-conductive assembly again, because of the heat radiation group directly contacts with air with the thermal energy conduction of light source to heat-conductive assembly, form good thermal convection current the hot type of light source is gone out, therefore possessed good heat conduction and heat radiation function.In addition, as mentioned above, light source is subjected to the secondary of lampshade and heat radiation group and screens, and can avoid light source directly to be subjected to outside destroy and impaired.Moreover the utility model light fixture utilizes the gimmick of the radiating subassembly that storehouse layer by layer varies in size, and makes the combination of radiating subassembly and light source module finish the back just as the moulding of coating layer by layer as the approximate petal, and the also almost spherical of integral body sight has had purposes attractive in appearance, ornaments concurrently.

Description of drawings

Fig. 1 is the light fixture embodiment three-dimensional exploded view of the exposed radiator structure of the utility model tool.

Fig. 2 is the light fixture embodiment combination section of the exposed radiator structure of the utility model tool.

Fig. 3 is the light fixture embodiment stereogram of the exposed radiator structure of the utility model tool.

Fig. 4 is first kind of user mode figure of light fixture of the exposed radiator structure of the utility model tool.

Fig. 5 is second kind of user mode figure of light fixture of the exposed radiator structure of the utility model tool.

[primary clustering symbol description]

1 light source module

The light fixture of the exposed radiator structure of 10 tools

11 lampshades

111 trips

12 through holes

2 heat-conductive assemblies

20 lamp sockets

21 internal thread holes

3 first heat radiation groups

30 pliability pipes

31 first radiating subassemblies

311 through holes

4 second heat radiation groups

41 second radiating subassemblies

411 installing holes

412 through holes

5 bolts

The specific embodiment

Below cooperate graphic and element numbers is done more detailed description to embodiment of the present utility model, have the knack of this skill person and after studying this specification carefully, can implement according to this in order to do making.

See also Fig. 1 and Fig. 2, be respectively the light fixture embodiment three-dimensional exploded view and the combination section of the exposed radiator structure of the utility model tool.Mainly comprise a light source module 1, a heat-conductive assembly 2 and the first heat radiation group 3, the second heat radiation group 4.

This light source module 1 preferably is a led module, but does not limit, and also can adopt general Electricity-saving lamp bulb or other illuminator.Light source module also comprises a lampshade 11.

This heat-conductive assembly 2 can be made by the high copper of pyroconductivity, significantly to conduct the heat energy of light source.Prior to offering a plurality of internal thread holes 21 that run through the heat-conductive assembly both ends of the surface on the heat-conductive assembly 2, use in advance for first follow-up

heat radiation group

3 and 4 lockings of the second heat radiation group.This heat-conductive assembly 2 is to be overlapped on this sidelight source module 1 that leaves light source.

This first heat radiation group 3 is made up of a plurality of first radiating subassembly, 31 stack arrangement that vary in size, and these first radiating subassemblies 31 can be made by the high aluminium of rate of heat dissipation, fast the heat energy on the heat-conductive assembly 2 is discharged by cross-ventilation.The quantity and the shape of first radiating subassembly 31 do not limit, the utility model embodiment is designed to plural diameter difference and the different plate-like radiating subassembly of the degree of depth, and set in advance plural through hole 311 on the surface of each first radiating subassembly 31, the position of these through holes 311 and quantity are corresponding with the position and the quantity of internal thread hole 21 on the heat-conductive assembly 2, these first radiating subassemblies 31 are big to little stack arrangement by diameter, and after passing through hole 311 on each first radiating subassembly 31 respectively in regular turn with plural bolt 5, the corresponding again internal thread hole 21 that is screwed together in described heat-conductive assembly 2 makes the first heat radiation group 3 be fixed on heat-conductive assembly 2 surfaces.

This second heat radiation group 4 comprises second radiating subassembly 41 that complex magnitude is different, and these second radiating subassemblies 41 can be made by the high aluminium of rate of heat dissipation, fast the heat energy of light source is discharged by cross-ventilation.The quantity and the shape of second radiating subassembly 41 do not limit, and the utility model embodiment is designed to plural diameter difference and the different plate-like radiating subassembly of the degree of depth, echoes mutually with the described first heat radiation group 3.Offer the identical installing hole 411 of a size in each second radiating subassembly, 41 central authorities, surface around installing hole 411 is provided with plural through hole 412, and the position of these through holes 412 and quantity are corresponding with the position and the quantity of internal thread hole 21 on the heat-conductive assembly 2.The apical margin of described lampshade 11 has two trips 111, make lampshade 11 pass the installing hole 411 of second radiating subassembly 41 of diameter maximum earlier, make second radiating subassembly 41 of trip 111 clips around this installing hole 411, second radiating subassembly 41 that will be left again is according to big extremely little stack arrangement in regular turn, and make each second radiating subassembly 41 see through this installing hole 411 by this lampshade 11, make this second heat radiation group 4 to put in contrast to the direction of this first heat radiation group 3.Pass through hole 412 on each second radiating subassembly 41 respectively in regular turn by

plural bolt

5, and 1 through hole 12 on the light source module, be screwed together in the internal thread hole 21 of described heat-conductive assembly 2 again, to be installed in the second heat radiation group 4 on the heat-conductive assembly 2 and to be positioned at around the lampshade 11.

Please cooperate Fig. 2 and consult Fig. 3, wherein Fig. 3 is the light fixture embodiment stereogram of the exposed radiator structure of the utility model tool.The utility model light fixture saves the making of traditional lamp housing, directly light source and radiator structure is contacted with extraneous, can dwindle the volume of light fixture integral body; In addition, the heat of light source can conduct to heat-conductive assembly 2 fast, and the heat on the heat-conductive assembly 2 is conducted layer by layer via

radiating subassembly

3 or 4 and is distributed, because radiating subassembly directly contacts with extraneous, via good cross-ventilation, can help the heat energy of light source to discharge fast, can avoid when lighting a lamp at every turn, light-source temperature moment rising, long service life of protecting light source.Moreover lampshade 11 of the present utility model can be used to protect light source, and has the second heat radiation group 4 to be arranged at around the lampshade 11, screens as the light source secondary, can avoid light source directly to be subjected to damage.

See also Fig. 4 and Fig. 5, light fixture user mode figure for the exposed radiator structure of the utility model tool, mainly be performance the utility model light fixture except have above-mentioned radiating effect good, dwindle the advantage of the light fixture cumulative volume and the light source of screening, as shown in the figure, first radiating subassembly 31 finished of combination and second radiating subassembly 41 are just as storehouse as the petal, well arranged, light fixture 10 overall appearance of the exposed radiator structure of the utility model tool are approximate spherical, novel unique in moulding, therefore the ornaments purposes that can be used as appreciation handsome in appearance is still arranged.

Wherein, Fig. 4 is first kind of user mode of performance the utility model light fixture.The light fixture 10 of the exposed radiator structure of the utility model tool can be incorporated on the lamp socket 20, form the fixed desk lamp of a tool.

Fig. 5 is second kind of user mode, the light fixture 10 of the exposed radiator structure of the utility model tool can be incorporated on the pliability pipe 30, and flexible pipe is bent into special three-dimensional contouring, forms the moulding lamp that a tool can be put everywhere.

The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. the light fixture of the exposed radiator structure of tool, it is characterized in that, comprise a light source module, it has a lampshade, and this light source module is in conjunction with a heat-conductive assembly, respectively in the both sides of the light source module that leaves mutually and this heat-conductive assembly, the first heat radiation group and the second heat radiation group are set, this first heat radiation group and this second heat radiation group, all by a plurality of plate-like radiating subassemblies that vary in size in regular turn stack arrangement form, wherein this second heat radiation group is arranged on around this lampshade with the direction in contrast to this first heat radiation group.

2. according to the light fixture of the exposed radiator structure of the described tool of claim 1, it is characterized in that described light source module is a led module.

3. according to the light fixture of the exposed radiator structure of the described tool of claim 1, it is characterized in that the described first heat radiation group is to be locked on the described heat-conductive assembly by a plurality of locked assemblies;

Described second heat radiation group and light source module are subjected to a plurality of bolts to pass and be locked on the described heat-conductive assembly.