CN203223778U - High-power light-emitting diode (LED) bulb lamp - Google Patents
High-power light-emitting diode (LED) bulb lamp Download PDFInfo
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- CN203223778U CN203223778U CN2013201123071U CN201320112307U CN203223778U CN 203223778 U CN203223778 U CN 203223778U CN 2013201123071 U CN2013201123071 U CN 2013201123071U CN 201320112307 U CN201320112307 U CN 201320112307U CN 203223778 U CN203223778 U CN 203223778U
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- lamp
- led
- lamp holder
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- substrate
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Abstract
The utility model relates to a light-emitting diode lighting technology, and discloses a high-power light-emitting diode (LED) bulb lamp to overcome the structural defect that a high-power light-emitting diode (LED) bulb lamp is poor in heat dissipation in the prior art. By improving a heat dissipation channel of the LED bulb lamp, the heat dissipation effect is improved. The high-power LED bulb lamp comprises a lamp holder, a lamp shell and a lamp shade; a power module is arranged in the lamp holder; a substrate and a radiator are arranged in the lamp shell; an LED is arranged on the substrate, is sealed in the lamp shell and is connected with the power module; the substrate is provided with a through hole; the lamp holder is tubular and provided with a closed end and an open end; the open end of the lamp holder extends into the lamp shell and is communicated with the outside through the through hole; the lamp holder exposed out of the lamp shell and is provided with air holes; and the lamp shell is provided with heat dissipation holes which are communicated with the outside through the through hole. The heat dissipation effect of the LED bulb lamp is greatly improved.
Description
Technical field
The utility model relates to light emitting diode (LED) lighting engineering, particularly a kind of great power LED bulb lamp.
Background technology
LED lighting engineering development in recent years is very fast, and various great power LED bulb lamps go on the market in succession, use very general.LED bulb lamp surface structure and tungsten filament lamp for general service, more similar as incandescent lamp, electricity-saving lamp etc., constituted by several parts such as lamp holder, lamp housing and lampshades.Lamp holder adopts the screw socket structure usually, can directly be connected with alternating current.Power module is installed in the lamp holder, is used for alternating voltage is converted to the operating voltage of LED.Substrate and radiator are installed in the lamp housing usually, according to different power and LED power capacity, the different LED of quantity are installed on the substrate.In order to protect led chip and to avoid high light to stimulate, LED is sealed in the lampshade, and each LED is connected with power module by the circuit on the substrate.But, since when work the great power LED caloric value bigger, if untimely exchange heat in environment, will cause led chip to be subjected to irreversible infringement, accelerate the LED light decay.Existing great power LED bulb lamp exists heat radiation local improperly in structure Design, not only causes the undesired light decay of LED, also causes the shortening in service life of LED driving power.In actual use, the radiating efficiency of these LED bulb lamps is not high, causes thermal accumlation, accelerates the LED light decay.Simultaneously, heated air rises, and lamp head megadyne temperature degree raises, and has aggravated to be enclosed in the thermal accumlation of the power module of lamp holder inside, causes the power module components and parts to shorten greatly service life, becomes the great power LED bulb lamp bottleneck in service life.
The utility model content
Technical problem to be solved in the utility model at the prior art great power LED bulb lamp structural disadvantages improperly of dispelling the heat, provides a kind of great power LED bulb lamp exactly, by improving LED bulb lamp heat dissipation channel, improves radiating effect.
The utility model solve the technical problem, the technical scheme that adopts is, the great power LED bulb lamp, comprise lamp holder, lamp housing and lampshade, in the described lamp holder power module is installed, substrate and radiator are installed in the described lamp housing, on the described substrate LED is installed, described LED is sealed in the described lampshade, described LED is connected with power module, it is characterized in that, described substrate is provided with through hole, described lamp holder becomes tubulose, described lamp holder one end seals an end opening, and its openend stretches in the lamp housing and by described through hole and communicates with the external world, and described lamp holder exposes lamp housing and partly is provided with air vent, described lamp housing is provided with louvre, and described louvre communicates with the external world by described through hole.
The technical solution of the utility model, the heat that power module produces in the tubulose lamp holder, can form heat loss through convection by the ventilating opening on openend and the lamp holder, be installed in the heat that the radiator on the substrate produces, can form heat loss through convection by the through hole on the substrate and the louvre on the lamp housing.Two heat dissipation channels are separate, guaranteeing greatly to have improved radiating effect under the complete condition of LED sealing.
Preferably, described lamp holder openend is tapered and pass described through hole.
The lamp holder openend is tapered and pass through hole, can better isolate two heat dissipation channels.The length of tubulose lamp holder increases, the heat radiation that is conducive to improve power module in the lamp holder.The pyramidal structure of lamp holder openend can increase rate of air circulation, improves the radiating efficiency of radiator in the lamp housing.
Further, described LED is evenly distributed on around the described through hole.
The even distribution of LED can improve the luminous uniformity of bulb, improves illuminating effect.
Recommend, described LED installation site is corresponding with described radiator installation site.
In this scheme, the two sides of substrate is installed radiator and LED respectively, and radiator is corresponding with the LED installation site, is conducive to improve the LED radiating efficiency, reduces light decay.
Concrete, described louvre is arranged on lamp housing sidewall and/or top.
Louvre is arranged on sidewall or the top of lamp housing, can select according to specific design.It is relatively good that louvre is arranged on the sidewall of lamp housing dustproof effect, and it is better that louvre is arranged on the top air flow property of lamp housing, each have their own advantage.
Concrete, described substrate is aluminium base.
Aluminium base is a kind of general LED lighting device substrate that uses, and it is low to have a cost, the characteristics that thermal conductivity is high.
Concrete, described radiator is heat radiator.
Heat radiator has easy to process, and the easy characteristics of moulding are suitable for the heat radiation of LED lighting device very much.
The beneficial effects of the utility model are, in conjunction with the design feature of bulb lamp, have reasonably designed the heat dissipation channel of power module and LED radiator, have improved radiating efficiency greatly, have prolonged the service life of bulb.The utility model also has compact conformation characteristics handsome in appearance.
Description of drawings
Fig. 1 is the schematic diagram of embodiment 1;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the basic onboard led distribution schematic diagram of embodiment 1;
Fig. 4 is radiator distribution schematic diagram on the substrate of embodiment 1;
The schematic diagram of Fig. 5 embodiment 2;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the basic onboard led distribution schematic diagram of embodiment 2;
Fig. 8 is radiator distribution schematic diagram on the substrate of embodiment 2.
Among the figure: 1 is lamp holder; 10 is ventilating opening; 11 is power module; 2 is lamp housing; 20 is louvre; 21 is radiator; 3 is lampshade; 30 is LED; 31 is substrate; 32 is through hole; Arrow A, B represent airflow direction.
The specific embodiment
Below in conjunction with drawings and Examples, describe the technical solution of the utility model in detail.
Great power LED bulb lamp of the present utility model, for power module with the LED fansink designs different heat dissipation channels, avoided accumulation and the stack of heat fully, greatly improved the radiating condition of bulb.The heat that power module produces in the tubulose lamp holder can form heat loss through convection by the ventilating opening on openend and the lamp holder, is installed in the heat that the radiator on the substrate produces, and can form heat loss through convection by the through hole on the substrate and the louvre on the lamp housing.Two heat dissipation channels are separate, guaranteeing greatly to have improved radiating effect under the complete condition of LED sealing.
Referring to Fig. 1～4, this routine great power LED bulb lamp comprises lamp holder 1, lamp housing 2 and lampshade 3.Power module 11 is installed in the lamp holder 1, aluminium base 31 and heat radiator 21 are installed in the lamp housing 2, aluminium base 31 back sides are equipped with 6 LED30, and these LED30 are evenly distributed on around the through hole 32 on the aluminium base 31, and are sealed in the lampshade 3.The positive positions corresponding with LED30 of aluminium base 31 are equipped with the radiator 21 of equal number, are conducive to improve radiating effect.If every LED power ratio is less, packing density is not high yet, can suitably reduce the quantity of radiator 21, reduces bulb weight and cost.Lampshade 3 adopts transparent material such as glass to make usually, and lamp housing 2 can adopt plastics or metal to make, and has metal threadedly on the lamp holder 1, is convenient to be connected with alternating current.Be furnished with circuit on the aluminium base 31, and by lead LED30 be connected with power module 11.As seen from Figure 1,1 one-tenth tubulose of this routine lamp holder, lamp holder 1 one ends seal an end opening, and its openend is tapered, stretches in the lamp housing 2 and the through hole 32 that passes on the aluminium base 31 communicates with the external world.The part that lamp holder 1 exposes lamp housing 2 is provided with air vent 10, and this air vent 10 is communicated with lamp holder 1 openend, and air enters lamp holder 1 and takes away the heat that power module 11 produces by air vent 10 along arrow B.The louvre 20 that is arranged on the lamp housing 2 communicates with the external world by through hole 32, and air enters in the lamp housing 2 along arrow A, carries out exchange heat with radiator 21, and takes away heat by louvre 20.The pyramidal structure of lamp holder 1 openend can increase the air mass flow of arrow A direction, improves the radiating effect of radiator 21 in the lamp housing 2.By Fig. 1 and Fig. 2 as can be seen, this routine louvre 20 is arranged on the top of lamp housing 2, evenly distributes around lamp holder 1.This louvre can be made the louvre of flap type, to improve dustproof effect.This routine LED bulb lamp profile is cylindrical, has symmetrical structure, and is not only both artistic and practical, and processing and manufacturing is also than being easier to.
This routine LED bulb lamp structure is shown in Fig. 5～8, and lamp holder 1 is cylindrical, 2 one-tenth four-prism types of lamp housing, and the profile of corresponding aluminium base 31 has just been made square, as shown in Figure 7 and Figure 8.This routine louvre 20 is arranged on the sidewall of lamp housing 2, as shown in Figure 5, is conducive to dustproof and heat radiation.Other structures of this example are referring to the description of embodiment 1.
Above-described embodiment only is used for describing the utility model, does not represent restriction of the present utility model.Those skilled in the art are according to description of the present utility model, and that carries out variously is equal to replacement, all belongs to protection domain of the present utility model.
Claims (7)
1. great power LED bulb lamp, comprise lamp holder, lamp housing and lampshade, in the described lamp holder power module is installed, substrate and radiator are installed in the described lamp housing, on the described substrate LED is installed, described LED is sealed in the described lampshade, described LED is connected with power module, it is characterized in that, described substrate is provided with through hole, described lamp holder becomes tubulose, described lamp holder one end seals an end opening, and its openend stretches in the lamp housing and by described through hole and communicates with the external world, and described lamp holder exposes lamp housing and partly is provided with air vent, described lamp housing is provided with louvre, and described louvre communicates with the external world by described through hole.
2. great power LED bulb lamp according to claim 1 is characterized in that, described lamp holder openend is tapered and pass described through hole.
3. great power LED bulb lamp according to claim 1 is characterized in that, described LED is evenly distributed on around the described through hole.
4. great power LED bulb lamp according to claim 3 is characterized in that, described LED installation site is corresponding with described radiator installation site.
5. great power LED bulb lamp according to claim 1 is characterized in that, described louvre is arranged on lamp housing sidewall and/or top.
6. according to any described great power LED bulb lamp of claim 1～5, it is characterized in that described substrate is aluminium base.
7. great power LED bulb lamp according to claim 6 is characterized in that, described radiator is heat radiator.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201123071U CN203223778U (en) | 2013-03-13 | 2013-03-13 | High-power light-emitting diode (LED) bulb lamp |
| CA2844719A CA2844719A1 (en) | 2013-03-13 | 2014-03-04 | High power led bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201123071U CN203223778U (en) | 2013-03-13 | 2013-03-13 | High-power light-emitting diode (LED) bulb lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203223778U true CN203223778U (en) | 2013-10-02 |
Family
ID=49250782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201123071U Expired - Fee Related CN203223778U (en) | 2013-03-13 | 2013-03-13 | High-power light-emitting diode (LED) bulb lamp |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203223778U (en) |
| CA (1) | CA2844719A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150982A (en) * | 2018-01-25 | 2018-06-12 | 广东凯晟照明科技有限公司 | Lamps and lanterns high-efficiency radiator |
| CN108167672A (en) * | 2018-01-25 | 2018-06-15 | 广东凯晟照明科技有限公司 | High-efficient heat-dissipating lamps and lanterns |
| WO2019144891A1 (en) * | 2018-01-25 | 2019-08-01 | 广东凯晟照明科技有限公司 | Efficient heat-dissipation lamp and radiator thereof |
-
2013
- 2013-03-13 CN CN2013201123071U patent/CN203223778U/en not_active Expired - Fee Related
-
2014
- 2014-03-04 CA CA2844719A patent/CA2844719A1/en not_active Abandoned
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150982A (en) * | 2018-01-25 | 2018-06-12 | 广东凯晟照明科技有限公司 | Lamps and lanterns high-efficiency radiator |
| CN108167672A (en) * | 2018-01-25 | 2018-06-15 | 广东凯晟照明科技有限公司 | High-efficient heat-dissipating lamps and lanterns |
| WO2019144891A1 (en) * | 2018-01-25 | 2019-08-01 | 广东凯晟照明科技有限公司 | Efficient heat-dissipation lamp and radiator thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2844719A1 (en) | 2014-09-13 |
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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: 20131002 Termination date: 20160313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |