CN201555193U - Round through hole LED light fitting - Google Patents
Round through hole LED light fitting Download PDFInfo
- Publication number
- CN201555193U CN201555193U CN2009200747870U CN200920074787U CN201555193U CN 201555193 U CN201555193 U CN 201555193U CN 2009200747870 U CN2009200747870 U CN 2009200747870U CN 200920074787 U CN200920074787 U CN 200920074787U CN 201555193 U CN201555193 U CN 201555193U
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- CN
- China
- Prior art keywords
- driving power
- hole
- via hole
- radiator
- bulge
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a round through hole LED light fitting, and the whole light fitting has a round structure and consists of upper and lower parts, wherein the lower part is provided with a through hole radiator, and a driving power supply box at the upper part is matched and fixedly connected with a round container in the middle of the through hole radiator to form a driving power supply cavity; staggered radiating fins are arranged at the periphery of the round container; overflow through holes are formed among the radiating fins; a light fitting outer frame is arranged at the periphery of the radiating fins; a driving power supply is fixedly installed inside the driving power supply cavity; a light source module is closely installed on a mounting surface of a heat transfer base plate of the through hole radiator; and a light-emitting surface of the light source module is added with a light distribution lens. Due to the unique through hole heat dissipation structure, the light fitting enhances cross-ventilation and realizes a more reasonable heat dissipation channel; meanwhile, the through hole structure effectively avoids the critical defect that a heat transfer plate of the common LED lamp shell is added with the structure of the radiating fins, so that dust is easily accumulated and heat dissipation is blocked.
Description
Technical field
The utility model relates to a kind of LED light fixture, definite a kind of circular via hole LED light fixture that has the via hole radiator that utilizes the heat radiation of air Natural Circulation of saying so.
Background technology
Radiator is the important composition parts of LED lighting, in order effectively to control the LED junction temperature, the researcher takes and has attempted multiple mode, wherein more stable and what be widely adopted is the passive radiating mode of aluminium base radiator, its common way is heat transfer substrate one side some vertical radiating fins that distribute, the advantage of this structure is that radiating effect is stable, no extra maintenance of machine, manufacture craft is simple, but this structure exists radiating efficiency low, raw material metal consumes many, and long-time the use can accumulate the dust foreign material between lamp housing backside heat fin, influence heat and distribute.
Summary of the invention
For addressing the above problem, the utility model provides a kind of circular via hole LED light fixture that via hole dispels the heat that is provided with on radiator.
The technical solution of the utility model is as follows:
Circular via hole LED light fixture, light fixture is whole to be made of two parts up and down for circular configuration, the bottom is the via hole radiator, top driving power box cooperates the formation driving power chamber that is connected with the via hole radiator, driving power is fixedly installed in the driving power chamber, and the driving power inlet wire is entered by box top through wires hole, and output is connected with the light source module lead, the light source module close installation is in via hole radiator heat transfer substrate installed surface, and the light source module exiting surface adds light-distribution lens.
Described via hole radiator is circular arc and has many group via holes, the radiator middle part is a bulge, the bulge base plate is a heat transfer substrate, heat transfer substrate bulge dorsad simultaneously is the light source installed surface, the heat transfer substrate opposite side is that some heat conduction muscle are established in bulge inside, the heat conduction muscle outwards is emitting shape by the center, bulge side plate upper end is processed with the screw hole that is connected with the driving power box, the inner setting of the side plate via hole vertical with base plate, the bulge periphery is provided with staggered fin, formed opening between fin, the fin periphery is the light fixture outer rim.
Described driving power box is the bulge shape and can cooperates installation to form the driving power chamber with the radiator bulge, the driving power box plate is provided with through wires hole and trough, its opening outer is established wing ring is installed, wing ring is provided with screw sky and via hole corresponding to radiator bulge side plate screw hole and via hole, and fin is evenly laid in driving power box neighboring.
Described light source installed surface middle part is a smooth flat, and light source module installing hole, light-distribution lens installing hole and through wires hole are set on the plane.
Described fin can be plane or curved surface, and its thickness is the 1-5 millimeter, the general aluminium alloy of material, albronze or titanium magnadure class high thermal conductivity alloy material.
Described led light source module is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form the led light source module in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in the heat transfer substrate installed surface by screw and heat-conducting glue.
Described light-distribution lens is fixed on heat transfer substrate lower end mounting plane by glass or resinous material compression molding by the lens retainer ring; The lens retainer ring is a circulus, and middle perforate and light-distribution lens coupling are fixed in heat transfer substrate by screw.
Described driving power is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
Good effect of the present utility model: the via hole radiator forms a plurality of flow channels, the air themperature of radiator periphery can increase when light fixture point brightness temperature raises, frivolous hot-air can rise, hot-air after the rising will form negative pressure at the radiator periphery makes colder air fill up, so just formed the exchange of heat, the formation cross-ventilation that so goes round and begins again improves radiating efficiency; Simultaneously, whole lamp shell adopts via structure, thereby the structure of effectively avoiding adding radiating fin above the common LED lamp housing heat transfer plate is tied the fatal shortcoming that grey laying dust obstruction heat distributes easily; Circular luminaire makes heat transmit isotropism, effectively utilizes lamp housing to dispel the heat, and consumption to a certain degree saves material.
Description of drawings:
Fig. 1: be via hole radiator upward view;
Fig. 2: be via hole radiator vertical view;
Fig. 3: be via hole radiator stereogram;
Fig. 4: be driving power box schematic diagram;
Fig. 5: be circular via hole LED light fixture assembling schematic diagram;
Fig. 6: be circular via hole LED light fixture contour structures schematic diagram.
Indication legend in the accompanying drawing
1, via hole radiator 10, heat transfer substrate 11, bulge side plate
12, fin 13, mistake opening 14, light fixture outer rim
15, heat conduction muscle 16, screw hole 17, light source module installing hole
18, light-distribution lens installing hole 19, through wires hole 2, driving power box
20, driving power box plate 21, fin 22, trough
23, through wires hole 24, screw hole boss 25, installation wing ring
26, screw hole 27, via hole 28, installation base
29, screw hole 3, light source module 4, light-distribution lens
5, driving power 6, light fixture fixed handle
The specific embodiment
As Fig. 1,2,3 are depicted as via hole radiator (1), the position, intermediate portion is a bulge, the bulge base plate is heat transfer substrate (10), heat transfer substrate bulge dorsad simultaneously is the light source installed surface, the heat transfer substrate opposite side is that some heat conduction muscle (15) are established in bulge inside, the heat conduction muscle therefrom is the emitting shape distribution around the mind-set, bulge side plate (11) upper end is processed with the screw hole (16) that is connected with driving power box (2), the opening (13) excessively that the inner setting of side plate is vertical with base plate, the bulge periphery is provided with staggered fin (12), formed opening (13) between fin, the fin periphery is light fixture outer rim (14).
Light source installed surface middle part is a smooth flat, and light source module installing hole (17), light-distribution lens installing hole (18) and through wires hole (19) are set on the plane.
Fin (12) can be plane or curved surface, and its thickness is the 1-5 millimeter, the general aluminium alloy of material, albronze or titanium magnadure class high thermal conductivity alloy material.
As shown in Figure 4: the driving power box is the bulge shape and can cooperates installation to form the driving power chamber with the radiator bulge, driving power box plate (20) is provided with through wires hole (23), trough (22) and screw hole boss (24), its opening outer is established wing ring (25) is installed, wing ring is provided with screw sky (27) and via hole (28) corresponding to radiator bulge side plate screw hole and via hole, fin (21) is evenly laid in driving power box neighboring, driving power box side plate is symmetrical arranged the installation base (28) that light fixture fixed handle (6) is installed, the screw hole (29) that processing is connected with fixed handle on the installation base.
Light fixture fixed handle (6) is metallic stamping pieces die casting or working of plastics, is used for the light fixture fixed installation.
As shown in Figure 5: circular via hole LED light fixture is whole to be made of two parts up and down for circular configuration, the bottom is via hole radiator (1), top driving power box (2) cooperates the formation driving power chamber that is connected with the via hole radiator, driving power (5) is fixedly installed in the driving power chamber and directly is fixed on the driving power box by pressing plate or screw, the driving power inlet wire is entered by box top through wires hole, the through wires hole place wet part of need setting up defences, the driving power output is connected with light source mould (3) interblock lead, lead is passed by the heat transfer substrate through wires hole and is connected in the light source module both positive and negative polarity, the light source module close installation is in via hole radiator heat transfer substrate installed surface, the light source module thermal conductive surface is close to installed surface and can be added therebetween and be coated with heat-conducting cream fat, and the light source module exiting surface adds light-distribution lens and carries out secondary light-distribution.
The led light source module is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form the led light source module in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in the heat transfer substrate installed surface by screw and heat-conducting glue.
Light-distribution lens comprises the plane of incidence and exiting surface at least by glass or resinous material compression molding.
The lens retainer ring is a circulus, and middle perforate and light-distribution lens coupling are fixed in heat transfer substrate by screw, and the lens exiting surface falls within interstitial hole during installation.
Driving power is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
Claims (5)
1. circular via hole LED light fixture, light fixture is whole to be made of two parts up and down for circular configuration, it is characterized in that: the bottom is the via hole radiator, top driving power box cooperates the formation driving power chamber that is connected with the via hole radiator, driving power is fixedly installed in the driving power chamber, and the driving power inlet wire is entered by box top through wires hole, and output is connected with the light source module lead, the light source module close installation is in via hole radiator heat transfer substrate installed surface, and the light source module exiting surface adds light-distribution lens.
2. circular via hole LED light fixture according to claim 1, it is characterized in that: described via hole radiator is circular arc and has many group via holes, the radiator middle part is a bulge, the bulge base plate is a heat transfer substrate, heat transfer substrate bulge dorsad simultaneously is the light source installed surface, the heat transfer substrate opposite side is that some heat conduction muscle are established in bulge inside, the heat conduction muscle outwards is emitting shape by the center, bulge side plate upper end is processed with the screw hole that is connected with the driving power box, the inner setting of the side plate via hole vertical with base plate, the bulge periphery is provided with staggered fin, forms opening between fin, and the fin periphery is the light fixture outer rim.
3. circular via hole LED light fixture according to claim 1, it is characterized in that: described driving power box is the bulge shape and can cooperates installation to form the driving power chamber with the radiator bulge, the driving power box plate is provided with through wires hole and trough, its opening outer is established wing ring is installed, wing ring is provided with screw sky and via hole corresponding to radiator bulge side plate screw hole and via hole, and fin is evenly laid in driving power box neighboring.
4. circular via hole LED light fixture according to claim 2 is characterized in that: described light source installed surface middle part is a smooth flat, and light source module installing hole, light-distribution lens installing hole and through wires hole are set on the plane.
5. circular via hole LED light fixture according to claim 2, it is characterized in that: described fin can be plane or curved surface, and its thickness is the 1-5 millimeter, the general aluminium alloy of material, albronze or titanium magnadure class high thermal conductivity alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200747870U CN201555193U (en) | 2009-12-09 | 2009-12-09 | Round through hole LED light fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200747870U CN201555193U (en) | 2009-12-09 | 2009-12-09 | Round through hole LED light fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201555193U true CN201555193U (en) | 2010-08-18 |
Family
ID=42614876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200747870U Expired - Fee Related CN201555193U (en) | 2009-12-09 | 2009-12-09 | Round through hole LED light fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201555193U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012171150A1 (en) * | 2011-06-11 | 2012-12-20 | 东莞勤上光电股份有限公司 | Vertical convection radiator and vertical convection radiating cylinder lamp |
| CN103115259A (en) * | 2012-02-03 | 2013-05-22 | 广州市珠江灯光科技有限公司 | Lighting device |
| WO2016070368A1 (en) * | 2014-11-06 | 2016-05-12 | 袁志贤 | Novel heat dissipation led lamp |
| CN108916676A (en) * | 2018-09-29 | 2018-11-30 | 南京明仁光电科技有限公司 | A kind of New LED heat radiation module and LED lamp |
| CN114087563A (en) * | 2021-11-15 | 2022-02-25 | 江门市思坎普科技有限公司 | Lamp with lateral drainage heat dissipation channel |
-
2009
- 2009-12-09 CN CN2009200747870U patent/CN201555193U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012171150A1 (en) * | 2011-06-11 | 2012-12-20 | 东莞勤上光电股份有限公司 | Vertical convection radiator and vertical convection radiating cylinder lamp |
| CN103115259A (en) * | 2012-02-03 | 2013-05-22 | 广州市珠江灯光科技有限公司 | Lighting device |
| WO2016070368A1 (en) * | 2014-11-06 | 2016-05-12 | 袁志贤 | Novel heat dissipation led lamp |
| CN108916676A (en) * | 2018-09-29 | 2018-11-30 | 南京明仁光电科技有限公司 | A kind of New LED heat radiation module and LED lamp |
| CN114087563A (en) * | 2021-11-15 | 2022-02-25 | 江门市思坎普科技有限公司 | Lamp with lateral drainage heat dissipation channel |
| CN114087563B (en) * | 2021-11-15 | 2024-03-26 | 江门市思坎普科技有限公司 | Lamp with lateral drainage heat dissipation channel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20171209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |