CN202647230U - LED illuminating lamp - Google Patents
LED illuminating lamp Download PDFInfo
- Publication number
- CN202647230U CN202647230U CN2012200422300U CN201220042230U CN202647230U CN 202647230 U CN202647230 U CN 202647230U CN 2012200422300 U CN2012200422300 U CN 2012200422300U CN 201220042230 U CN201220042230 U CN 201220042230U CN 202647230 U CN202647230 U CN 202647230U
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- CN
- China
- Prior art keywords
- light source
- inner casing
- lampshade inner
- integration module
- conical surface
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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 - Lifetime
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Abstract
The utility model discloses an LED illuminating lamp, comprising a bulb formed by a lamp housing and a light-transmitting lampshade, a lampshade inner casing disposed in the bulb, and a light source integration module. The lampshade inner casing is inverted and the lower end surface of the lampshade inner casing is provided with a polygon frustum of a through hole. Each conical surface of the lampshade inner casing is arranged in the light-transmitting lampshade in a distributing manner, and each conical surface of the lampshade inner casing is respectively provided with a light source hole. The lower part of the light-transmitting lampshade is provided with an air inlet corresponding to the lampshade inner casing, and thereby a pneumatic air exchange channel is communicatively formed between the air inlet and an air outlet disposed on the lamp housing. The light source integration module has the same amount as the conical surface in the lampshade inner casing. Each light source integration module is embedded in the light source hole of the lampshade inner casing with the LED light source, and is disposed on the conical surface of the lampshade inner casing in a manner that a plurality of radiating fins are disposed on the inner side of the conical surface, and thereby the direction of a radiating groove formed by the plurality of radiating fins on each light source integration module is similar to that of the pneumatic air exchange channel.
Description
Technical field
The utility model relates to the semiconductor LED general illumination product in energy-conserving and environment-protective field, relates in particular to a kind of LED illuminating lamp.
Background technology
Semi-conductor LED illuminating is excellent performance aspect energy-conserving and environment-protective, has wide application prospect, as solid state light emitter comprehensively replace incandescent and energy-saving fluorescent lamp and become the main product of new generation of green illumination.
At present, the electrical-optical conversion efficiency of semi-conductor LED illuminating has been brought up to unprecedented level, and the light efficiency of led light source surpasses 130 lumens/watt, and the whole light efficiency of LED illuminating product also can reach about 100 lumens/watt.Nonetheless, the form consumption that in the electrical-optical transfer process of LED, still has a greater part of energy to save bit by bit with heat, this heat will aggravate light decay, cause the light efficiency of LED to reduce, and have a strong impact on service life, and become the large bottleneck that the LED technology is used and developed.
Although the technology such as the current fin conductive heat radiation that is widely adopted and cross-ventilation heat radiation have been used in the LED illuminating product, but because the concentrated plane formula of led light source device is arranged and ball steeps, the conventional bulb structure of candle light bubble, it is not smooth to cause heat to gather heat radiation, finally fails to solve in good condition effectively dispersing of heat.
In addition, adopt concentrated plane formula to arrange because the LED device in the present LED illuminating product, can not enlarge the beam divergence angle of led light source, make the beam divergence angle of led light source can only be limited in 90 °～120 °, make it versatility and be restricted, therefore can not satisfy the multiple demand of lighting source.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiencies in the prior art, a kind of LED illuminating lamp is provided, it can improve heat loss through conduction usefulness to greatest extent, be beneficial to and delay light decay, improve the life-span, and scattering angle that can expanded light beam, satisfy the multiple demand of lighting source, can better, more briefly promote the development of LED Lighting Industry.
The technical scheme that realizes above-mentioned purpose is: a kind of LED illuminating lamp, comprise by the bottom being hemispheric lamp housing and being connected to the lamp housing lower end and being the bulb that hemispheric transparent lamp shade consists of, light source integration module and the drive circuit board that is positioned at bulb, wherein:
Described illuminating lamp comprises that also one is positioned at the lampshade inner casing of offering the polygonal pyramid platform of a passage on the inverted and lower surface of being of bulb; The upper end of described lampshade inner casing is connected to the lower end, lower end abutment of described lamp housing on the inner surface of described transparent lamp shade, make each conical surface of lampshade inner casing be distributed earth and be arranged in the described transparent lamp shade, offer respectively a light source hole on each conical surface of this lampshade inner casing;
The bottom of described transparent lamp shade offer one with described lampshade inner casing on the air inlet that passage is coaxial and shape is identical so that the pneumatic convection channel that form to connect between the gas outlet of offering on this air inlet and the described lamp housing;
The quantity of described light source integration module is identical with the conical surface quantity of described lampshade inner casing, each light source integration module comprise printed circuit board (PCB) and be connected to printed circuit board (PCB) before, led light source on the rear surface and some fin, the mode that each light source integration module is embedded in the light source hole of described lampshade inner casing with described led light source and some fin are positioned at the inboard of the described conical surface is installed on the conical surface of described lampshade inner casing, makes the direction by the radiating groove that forms between described some fin on each light source integration module identical with the direction of described pneumatic convection channel.
Above-mentioned LED illuminating lamp, wherein, the passage of described lampshade inner casing is the long slot bore that the bottom that is opened in every rib is extended and is interconnected to the lower end.
Above-mentioned LED illuminating lamp, wherein, described lampshade inner casing is the frustum of a pyramid of three to six ribs.
Above-mentioned LED illuminating lamp, wherein, the inner surface of described transparent lamp shade is the Fresnel compound lens.
Above-mentioned LED illuminating lamp, wherein, the material of the printed circuit board (PCB) in the described light source integration module is aluminium base, copper base or ceramic substrate.
Above-mentioned LED illuminating lamp, wherein, described drive circuit board is installed in the top of described light source integration module.
The technical scheme of a kind of LED illuminating lamp of the present utility model, set about from overturning the conventional bulb structure, fully in conjunction with the luminous formation mechanism of led light source, combine in good condition with static heat loss through conduction and dynamic pneumatic heat loss through convection, improve to greatest extent heat loss through conduction usefulness, be beneficial to and delay light decay, improve the life-span, and can enlarge the scattering angle of led light source light beam, and satisfy the multiple demand of lighting source, can better, more briefly promote the development of LED Lighting Industry.
Description of drawings
Fig. 1 is the structural representation of LED illuminating lamp of the present utility model;
Fig. 2 is the upward view (removing transparent lamp shade) of Fig. 1.
The specific embodiment
In order to understand the technical solution of the utility model better, below by embodiment particularly and be described in detail by reference to the accompanying drawings:
LED illuminating lamp of the present utility model comprises bulb, is positioned at lampshade inner casing 4, light source integration module 3 and the drive circuit board 2 of bulb, wherein:
Bulb is by lamp housing 1 and be connected to being of lamp housing 1 lower end hemispheric transparent lamp shade 5 and consist of;
The bottom of lamp housing 1 is semi-spherical shape, makes lamp housing 1 be connected the rear globular bulb that forms with transparent lamp shade 5; The top of lamp housing 1 has bulb socket 11; Also offering in uniform way a plurality of gas outlets 10 near on the surface of bulb socket 11 on the lamp housing 1;
Lampshade inner casing 4 is inverted polygonal pyramid platform, and the polygonal pyramid platform can be the frustum of a pyramid of three, four, five, six ribs, decides on concrete light source power demand.The lampshade inner casing 4 of present embodiment is the pentagonal pyramid platform; The upper end of this lampshade inner casing 4 is connected to the lower end, lower end abutment of lamp housing 1 on the inner surface of transparent lamp shade 6, makes each conical surface of lampshade inner casing 4 be distributed earth and is arranged in the transparent lamp shade 6; Offer respectively a light source hole 41 and two installing holes 42 on each conical surface of this lampshade inner casing 4; Offer a passage 6 on the lower surface of lampshade inner casing 4, the long slot bore that this passage 6 extends and is interconnected to the lower end for the bottom that is opened in every rib;
The inner surface of transparent lamp shade 5 adopts the Fresnel compound lens, the bottom of transparent lamp shade 5 offer one with lampshade inner casing 4 on the air inlet 50 that passage 6 is coaxial and shape is identical, make bulb be the bud sphere, and make and form the pneumatic convection channel 20 that connects between the gas outlet 10 on this air inlet 50 and the lamp housing 1;
The quantity of light source integration module 3 is identical with the conical surface quantity of lampshade inner casing 4; Each light source integration module 3 comprises printed circuit board (PCB) 32 and is connected to forward and backward lip-deep some fin 33 and the led light source 31 of printed circuit board (PCB) 31; The material of printed circuit board (PCB) 32 is aluminium base, copper base or ceramic substrate, on the printed circuit board (PCB) with the conical surface of lampshade inner casing 4 on installing hole offer accordingly some installing holes; Each light source integration module 3 is installed in light source integration module 3 on the conical surface of lampshade inner casing 4 with inboard, the printed circuit board (PCB) 32 that led light source 31 is embedded in the light source hole 41, some fin 33 are positioned at the conical surface by the mode of screw bolt and nut, make the direction by the radiating groove that forms between some fin 33 on each light source integration module 3 identical with the direction of pneumatic convection channel 20, so that light source hole 41 is sealed, behind the enclosed light source hole 41, can guarantee dust and led light source 31 isolation in the pneumatic convection channel 20.
LED illuminating lamp of the present utility model has following characteristics:
1. the contour structures of bulb is overturned traditional ball bubble, candle light bubble concept, by offer an air inlet 50 in the lower end of transparent lamp shade 5, form the pneumatic convection channel 20 that connects with the gas outlet 10 on the lamp housing 1, air is discharged the convection current air from air inlet 50 from the gas outlet 10 on the close lamp housing 1 of lamp holder, so that light source integration module 3 obtains sufficient dynamic air current cooling in the course of the work, reach the maximization of pneumatic convection efficiency.
2. in bulb, increase a lampshade inner casing 4 that is the polygonal pyramid platform, and arrange the light source integration module 3 with some fin 33 at each conical surface of lampshade inner casing 4, make each led light source 31 be polygonal pyramid face distributed arrangement, can reach the Homogeneouslly-radiating effect, can make again some fin 33 place pneumatic convection channel 20 to carry out sufficient pneumatic cooling and heat is taken away, form the multi-level composite radiating effect all linked with one another of dynamically heat radiation and static heat radiation.
3. because each led light source 31 is polygonal pyramid face distributed arrangement, again in conjunction with the Fresnel compound lens on transparent lamp shade 5 inner surfaces, make the beam divergence angle of each led light source 31 greater than 180 ° of evenly diffusions, can satisfy the multiple demand of lighting source.In addition, the led light source 31 on each pyramidal surface is closed, does not weaken because unclean environment causes led light source 31 light transmissions.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that does not break away from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (6)
1. LED illuminating lamp comprises by the bottom being hemispheric lamp housing and being connected to the lamp housing lower end and being the bulb that hemispheric transparent lamp shade consists of, light source integration module and the drive circuit board that is positioned at bulb, it is characterized in that,
Described illuminating lamp comprises that also one is positioned at the lampshade inner casing of offering the polygonal pyramid platform of a passage on the inverted and lower surface of being of bulb; The upper end of described lampshade inner casing is connected to the lower end, lower end abutment of described lamp housing on the inner surface of described transparent lamp shade, make each conical surface of lampshade inner casing be distributed earth and be arranged in the described transparent lamp shade, offer respectively a light source hole on each conical surface of this lampshade inner casing;
The bottom of described transparent lamp shade offer one with described lampshade inner casing on the air inlet that passage is coaxial and shape is identical so that the pneumatic convection channel that form to connect between the gas outlet of offering on this air inlet and the described lamp housing;
The quantity of described light source integration module is identical with the conical surface quantity of described lampshade inner casing, each light source integration module comprise printed circuit board (PCB) and be connected to printed circuit board (PCB) before, led light source on the rear surface and some fin, the mode that each light source integration module is embedded in the light source hole of described lampshade inner casing with described led light source and some fin are positioned at the inboard of the described conical surface is installed on the conical surface of described lampshade inner casing, makes the direction by the radiating groove that forms between described some fin on each light source integration module identical with the direction of described pneumatic convection channel.
2. LED illuminating lamp according to claim 1 is characterized in that, the passage of described lampshade inner casing is the long slot bore that the bottom that is opened in every rib is extended and is interconnected to the lower end.
3. LED illuminating lamp according to claim 1 and 2 is characterized in that, described lampshade inner casing is the frustum of a pyramid of three to six ribs.
4. LED illuminating lamp according to claim 1 is characterized in that, the inner surface of described transparent lamp shade is the Fresnel compound lens.
5. LED illuminating lamp according to claim 1 is characterized in that, the material of the printed circuit board (PCB) in the described light source integration module is aluminium base, copper base or ceramic substrate.
6. LED illuminating lamp according to claim 1 is characterized in that, described drive circuit board is installed in the top of described light source integration module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200422300U CN202647230U (en) | 2012-02-09 | 2012-02-09 | LED illuminating lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200422300U CN202647230U (en) | 2012-02-09 | 2012-02-09 | LED illuminating lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202647230U true CN202647230U (en) | 2013-01-02 |
Family
ID=47416338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200422300U Expired - Lifetime CN202647230U (en) | 2012-02-09 | 2012-02-09 | LED illuminating lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202647230U (en) |
-
2012
- 2012-02-09 CN CN2012200422300U patent/CN202647230U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130102 Effective date of abandoning: 20140312 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130102 Effective date of abandoning: 20140312 |