CN202972632U - LED (Light Emitting Diode) bulb - Google Patents
LED (Light Emitting Diode) bulb Download PDFInfo
- Publication number
- CN202972632U CN202972632U CN2012206082675U CN201220608267U CN202972632U CN 202972632 U CN202972632 U CN 202972632U CN 2012206082675 U CN2012206082675 U CN 2012206082675U CN 201220608267 U CN201220608267 U CN 201220608267U CN 202972632 U CN202972632 U CN 202972632U
- Authority
- CN
- China
- Prior art keywords
- light source
- heat
- lamp holder
- base
- led
- Prior art date
- 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
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED (Light Emitting Diode) bulb. The LED bulb is provided with a lamp cap, a heat-radiating lamp holder, a light source assembly, a light-transmitting shade and a driving device, wherein the heat-radiating lamp holder comprises a base and a base cover structure connected to the upper end of the base; outer surfaces of the base and the base cover structure are coated with heat-radiating films which can reflect light and radiate heat; the light source assembly comprises an aluminum-based base plate, a heat-radiating fixing post, a light source substrate attached to the outer surface of the fixing post and an LED light source arranged on the light source substrate; the heat-radiating fixing post is of a pyramid shape; and the light source substrate is arranged to be an isoceles triangle matched with the side of a pyramid. The design is unique and novel, the top end of the pyramid is a centre and no dark space is formed at the top end part of the heat-radiating fixing post when the LED bulb emits light, so that the whole luminous assembly is a luminous body which really emits light in an omni-bearing three-dimensional manner and is reasonable in light distribution, ideal in light-emitting effect and high in light efficiency. In addition, the heat-radiating efficiency of the heat-radiating films is approximate to that of the heat-radiating lamp holder made of metal; and the heat-radiating lamp holder can be made of plastic, so that the production cost is reduced.
Description
Technical field
The utility model relates to a kind of bulb, particularly a kind of LED bulb.
Background technology
At present, LED lamp pearl is long, pollution-free with the life-span, light efficiency high just progressively replace incandescent and fluorescent light, so the LED bulb as light source with LED occurred.The LED bulb generally comprises lamp holder, lamp socket, diffuser and is fixed on the interior LED lamp pearl of lamp socket, existing LED bulb, general just some light source substrates with LED lamp pearl are vertically fixed on aluminium base base plate towards all directions setting and with the lower end of light source substrate, leave so larger space between light source substrate, make light-emitting area comparatively narrow, between light source substrate, the dark space can appear, such structure can not carry out rationally effectively distributing to LED light source, luminous not three-dimensional, not comprehensive, light utilization is low.
In addition, existing aluminium base base plate lower end generally contacts to carry out heat conduction with some Heat Conduction Materials, but the contact area of light source substrate and aluminium base base plate is very little, the heat that LED lamp pearl on light source substrate produces can only conduct heat by some contacts area of light source substrate lower end and aluminium base base plate, such structure radiating effect is poor, and heat is hoarded in a large number and easily caused the light decay of LED lamp pearl fast; And Heat Conduction Material generally adopts metal, although better cost is slightly high for the metal radiating effect, is unfavorable for large batch of production application.
Therefore, how to realize a kind of stereo luminous, high light efficiency, the LED bulb that good heat dissipation effect and production cost are lower is the technical problem that needs to be resolved hurrily in the industry.
The utility model content
Main purpose of the present utility model is to provide a kind of LED bulb, is intended to realize a kind of stereo luminous, high light efficiency, the LED bulb that good heat dissipation effect and production cost are lower.
The utility model proposes a kind of LED bulb, be connected with from the bottom to top lamp holder, cooling lamp holder in turn, be embedded at light source assembly on cooling lamp holder, be located at the outer diffuser of light source assembly, also comprise and be located in cooling lamp holder and the drive unit that is electrically connected to light source assembly, cooling lamp holder comprises base and is connected in the flap structure of base upper end, and the outer surface of base, flap structure all is coated with can be reflective, the heat dissipation film of heat radiation; Light source assembly comprises the aluminium base base plate, the vertical heat radiation fixing pole that is connected on aluminium base base plate and extends to the flap superstructure that are arranged in cooling lamp holder and are electrically connected to drive unit, be close to heat radiation fixing pole outer surface and the light source substrate that is electrically connected to aluminium base base plate, evenly distributed LED light source on light source substrate, heat radiation fixing pole is the pyramid shape, and light source substrate is set to the isosceles triangle adaptive with the pyramid side.
Preferably, base side wall radially is provided with some the perforation to the heat radiation through hole of cooling lamp holder inside.
Preferably, flap structure upper surface is provided with the opening adaptive with light source assembly in the position corresponding with light source assembly, the flap structure is up extended adaptive with the light source assembly shape and the mutual reflective fixed mount that engages at the marginal position place of opening, reflective fixed mount and the flap structure structure that is formed in one.
Preferably, reflective fixed mount forms the pyramid shape by some reflective supports, the side of light source substrate and reflective fixed mount is adaptive and be embedded in the side of reflective fixed mount, reflective support wraps adjacent light source substrate joining place, and the medial surface of reflective support is set to outward-dipping inclined-plane, and reflective fixed mount outer surface is coated with can be reflective, the heat dissipation film of heat radiation.
Preferably, the scope that arranges of the number of sides of pyramid is 3 to 8.
Preferably, heat radiation fixing pole bottom is provided with fixture block, and aluminium base base plate center position is provided with through hole adaptive with fixture block and that mutually connect and fix, and fixture block can be set to cylinder or cuboid or cube.
Preferably, the flap structure is fixedly connected on the upper end open-mouth of heat dissipation base by the mode of being spirally connected.
Preferably, base, flap structure all adopt plastics to make.
Preferably, LED light source is LED lamp pearl, and the quantity of the LED lamp pearl on each light source substrate is 3 to 12.
Preferably, diffuser is made by light transmissive material, and diffuser can be set to enclosed globe shade, tip candle cover, draw tail candle cover or conical cover.
A kind of LED bulb of the utility model, be connected with from the bottom to top lamp holder, cooling lamp holder in turn, be embedded at light source assembly on cooling lamp holder, be located at the outer diffuser of light source assembly, also comprise and be located in cooling lamp holder and the drive unit that is electrically connected to light source assembly, cooling lamp holder comprises base and is connected in the flap structure of base upper end, and the outer surface of base, flap structure all is coated with can be reflective, the heat dissipation film of heat radiation; Light source assembly comprises the aluminium base base plate, the vertical heat radiation fixing pole that is connected on aluminium base base plate and extends to the flap superstructure that are arranged in cooling lamp holder and are electrically connected to drive unit, be close to heat radiation fixing pole outer surface and the light source substrate that is electrically connected to aluminium base base plate, evenly distributed LED light source on light source substrate, heat radiation fixing pole is the pyramid shape, and light source substrate is set to the isosceles triangle adaptive with the pyramid side.Such design is unique novel, making between light source substrate to be connected finely mutually, and the top of pyramid is top, when luminous, position, heat radiation fixing pole top there is no the dark space, make whole luminescence component become the luminous illuminator of real omnibearing stereo, illuminating area is large, and luminous intensity distribution is reasonable, and illumination effect ideal and light utilization are high.In addition, experiment through repeatedly radiating efficiency, result shows that the radiating efficiency of heat dissipation film is similar with the radiating efficiency of the cooling lamp holder that adopts heat-conducting metal to make, but than adopting metal cooling lamp holder, the obvious cost of the cooling lamp holder of employing plastic production of the present utility model is low, is fit to produce in enormous quantities use.In sum, the utility model can be realized a kind of stereo luminous, high light efficiency, the LED bulb that good heat dissipation effect and production cost are lower.
Description of drawings
Fig. 1 is one of the side structure schematic diagram of an embodiment of a kind of LED bulb of the utility model;
Fig. 2 be a kind of LED bulb of the utility model an embodiment the side structure schematic diagram two;
Fig. 3 is the stereochemical structure decomposing schematic representation of an embodiment of a kind of LED bulb of the utility model;
Fig. 4 is the perspective view of heat radiation fixing pole in an embodiment of a kind of LED bulb of the utility model;
Fig. 5 is the upward view of aluminium base base plate in an embodiment of a kind of LED bulb of the utility model.
The realization of the utility model purpose, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Referring to figs. 1 through Fig. 5, one embodiment of a kind of LED bulb of the present utility model is proposed, be connected with from the bottom to top lamp holder 100, cooling lamp holder 200 in turn, be embedded at light source assembly on cooling lamp holder 200, be located at the outer diffuser 400 of light source assembly, also comprise and be located in cooling lamp holder 200 and the drive unit (not shown in accompanying drawing) that is electrically connected to light source assembly.Diffuser 400 is made by light transmissive material, and diffuser 400 is set to enclosed globe shade, tip candle cover, draws tail candle cover or conical cover.
Existing lamp socket generally adopts heat-conducting metal to make, although better cost is slightly high for the metal radiating effect, is unfavorable for large batch of production application.Cooling lamp holder 200 of the present utility model comprises base 201 and is connected in the flap structure 202 of base 201 upper ends.Flap structure 202 is fixedly connected on the upper end open-mouth of heat dissipation base 201 by the mode of being spirally connected, such connected mode is conducive to installing/dismounting, can assemble fast.Base 201 and flap structure 202 adopt plastics to make.Being coated with on the outer surface of base 201, flap structure 202 can be reflective, the heat dissipation film of heat radiation.Through the experiment of repeatedly radiating efficiency, result shows that the radiating efficiency of heat dissipation film is similar with the radiating efficiency of the cooling lamp holder 200 that adopts heat-conducting metal to make.But than adopting metal cooling lamp holder 200, the obvious cost of cooling lamp holder 200 of employing plastic production of the present utility model is low, is fit to produce in enormous quantities and uses.
Light source assembly comprises and is arranged in cooling lamp holder 200 and the aluminium base base plate 301, the vertical heat radiation fixing pole 305 that is connected on aluminium base base plate 301 and extends to flap structure 202 tops that are electrically connected to drive unit, is close to heat radiation fixing pole 305 outer surfaces and the light source substrate 303 that is electrically connected to aluminium base base plate 301, evenly distributed LED light source 304 on light source substrate 303.Heat radiation fixing pole 305 bottoms are provided with fixture block 306, aluminium base base plate 301 center positions are provided with through hole 302 adaptive with fixture block 306 and that mutually connect and fix, like this, heat radiation fixing pole 305 is simple and convenient with the installing/dismounting of aluminium base base plate 301, and fixture block 306 can be set to cylinder or cuboid or cube.LED light source 304 is LED lamp pearl, and the quantity of the LED lamp pearl on each light source substrate 303 is 3 to 12, and actual quantity can be decided according to actual conditions.Heat radiation fixing pole 305 is the pyramid shape, and light source substrate 303 is set to the isosceles triangle adaptive with the pyramid side.
in addition, the utility model has changed existing light source substrate, the unitary construction of aluminium base base plate and conductive structure, change simultaneously the light-configuration mode of LED lamp pearl, be provided with through hole 302 in the center of aluminium base base plate 301, also being provided with one is connected in through hole 302 perpendicular to the fixing heat radiation fixing pole 305 of aluminium base base plate 301, and light source substrate 303 is close to the outer surface of heat radiation fixing pole 305, the most novel place is, heat radiation fixing pole 305 is arranged to the pyramid shape, light source substrate 303 is set to the isosceles triangle adaptive with the pyramid side, such design is unique novel, making between light source substrate 303 to be connected finely mutually, and the top of pyramid is top, when luminous, heat radiation fixing pole 305 positions, top there is no the dark space, make whole luminescence component become the luminous illuminator of real omnibearing stereo, illuminating area is large, luminous intensity distribution is reasonable, illumination effect ideal and light utilization are high.And the number of sides of pyramid can be set to 3 to 8, and number of sides is more, and lighting angle is more comprehensive, luminous more three-dimensional evenly.
Joining place between the light source substrate of existing bulb is the dark space, for the light irradiation less than the zone, and the effective head it off of the utility model.Flap structure 202 upper surfaces are provided with the opening 204 adaptive with light source assembly in the position corresponding with light source assembly, flap structure 202 is up extended adaptive with the light source assembly shape and the mutual reflective fixed mount 205 that engages at the marginal position place of opening 204, reflective fixed mount 205 and flap structure 202 structure that is formed in one.Reflective fixed mount 205 forms the pyramid shape by some reflective supports 206, light source substrate 303 is adaptive and be embedded in the side of reflective fixed mount 205 with the side of reflective fixed mount 205, reflective support 206 wraps adjacent light source substrate 303 joining places, and the medial surface of reflective support 206 is set to outward-dipping inclined-plane 207, and reflective fixed mount 205 outer surfaces are coated with can be reflective, the heat dissipation film of heat radiation.reflective fixed mount 205 of the present utility model forms the pyramid shape by some reflective supports 206, light source substrate 303 is adaptive and be embedded in the side of reflective fixed mount 205 with the side of reflective fixed mount 205, reflective support 206 wraps adjacent light source substrate 303 joining places, and the medial surface of reflective support 206 is set to outward-dipping inclined-plane 207, reflective fixed mount 205 outer surfaces are coated with can be reflective, the heat dissipation film of heat radiation, the light that LED lamp pearl sends can outwards reflect away after shining reflective support 206, light is fully utilized, make the illuminator Integral luminous and no dark space, and further improve light efficiency.
The above is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.
Claims (10)
1. LED bulb, be connected with from the bottom to top lamp holder, cooling lamp holder in turn, be embedded at light source assembly on described cooling lamp holder, be located at the outer diffuser of described light source assembly, also comprise and be located in described cooling lamp holder and the drive unit that is electrically connected to described light source assembly, it is characterized in that, described cooling lamp holder comprises base and is connected in the flap structure of described base upper end, and the outer surface of described base, described flap structure all is coated with can be reflective, the heat dissipation film of heat radiation; Described light source assembly comprises the aluminium base base plate, the vertical heat radiation fixing pole that is connected on described aluminium base base plate and extends to described flap superstructure that are arranged in described cooling lamp holder and are electrically connected to described drive unit, be close to described heat radiation fixing pole outer surface and the light source substrate that is electrically connected to described aluminium base base plate, evenly distributed LED light source on described light source substrate, described heat radiation fixing pole is the pyramid shape, and described light source substrate is set to the isosceles triangle adaptive with described pyramid side.
2. according to claim 1 a kind of LED bulb, is characterized in that, described base side wall radially is provided with some perforations to the heat radiation through hole of described cooling lamp holder inside.
3. according to claim 1 a kind of LED bulb, it is characterized in that, described flap structure upper surface is provided with the opening adaptive with described light source assembly in the position corresponding with described light source assembly, described flap structure is up extended adaptive with described light source assembly shape and the mutual reflective fixed mount that engages at the marginal position place of described opening, described reflective fixed mount and the described flap structure structure that is formed in one.
4. according to claim 3 a kind of LED bulb, it is characterized in that, described reflective fixed mount forms the pyramid shape by some reflective supports, the side of described light source substrate and described reflective fixed mount is adaptive and be embedded in the side of described reflective fixed mount, described reflective support wraps adjacent described light source substrate joining place, and the medial surface of described reflective support is set to outward-dipping inclined-plane, described reflective fixed mount outer surface be coated with described can be reflective, the heat dissipation film of heat radiation.
5. according to claim 1 a kind of LED bulb, is characterized in that, the scope that arranges of the number of sides of described pyramid is 3 to 8.
6. according to claim 1 a kind of LED bulb, it is characterized in that, described heat radiation fixing pole bottom is provided with fixture block, and described aluminium base base plate center position is provided with through hole adaptive with described fixture block and that mutually connect and fix, and described fixture block can be set to cylinder or cuboid or cube.
7. according to claim 1 a kind of LED bulb, is characterized in that, described flap structure is fixedly connected on the upper end open-mouth of heat dissipation base by the mode of being spirally connected.
8. according to claim 7 a kind of LED bulb, is characterized in that, described base, described flap structure all adopt plastics to make.
9. according to claim 1 a kind of LED bulb, is characterized in that, described LED light source is LED lamp pearl, and the quantity of the described LED lamp pearl on each described light source substrate is 3 to 12.
10. according to claim 1 a kind of LED bulb, is characterized in that, described diffuser is made by light transmissive material, and described diffuser is set to enclosed globe shade or conical cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206082675U CN202972632U (en) | 2012-11-18 | 2012-11-18 | LED (Light Emitting Diode) bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206082675U CN202972632U (en) | 2012-11-18 | 2012-11-18 | LED (Light Emitting Diode) bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202972632U true CN202972632U (en) | 2013-06-05 |
Family
ID=48513704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206082675U Expired - Fee Related CN202972632U (en) | 2012-11-18 | 2012-11-18 | LED (Light Emitting Diode) bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202972632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486468A (en) * | 2013-09-05 | 2014-01-01 | 深圳市红光城实业有限公司 | Efficient radiating LED light |
| CN107883214A (en) * | 2017-11-27 | 2018-04-06 | 刘大国 | A kind of luminous automobile-used LED bulb of wide-angle |
-
2012
- 2012-11-18 CN CN2012206082675U patent/CN202972632U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486468A (en) * | 2013-09-05 | 2014-01-01 | 深圳市红光城实业有限公司 | Efficient radiating LED light |
| CN107883214A (en) * | 2017-11-27 | 2018-04-06 | 刘大国 | A kind of luminous automobile-used LED bulb of wide-angle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101608764B (en) | LED illumination device | |
| CN202915099U (en) | Light-emitting diode (LED) down lamp | |
| CN102720961A (en) | LED (light emitted diode) candle lamp capable of lightening in entire space | |
| CN202511069U (en) | Integrated novel light-emitting diode (LED) fluorescent lamp | |
| CN202203729U (en) | Light emitting diode (LED) bulb | |
| CN201606775U (en) | LED down lamp with aluminum substrate | |
| CN202972632U (en) | LED (Light Emitting Diode) bulb | |
| CN203010265U (en) | Split-type 360-DEG luminous light emitting diode (LED) bulb lamp | |
| CN202209530U (en) | High-power LED (light-emitting diode) down lamp | |
| CN205859913U (en) | A kind of LED illumination lamp of multi-angle height heat radiation | |
| CN202177004U (en) | Squared ceiling lamp | |
| CN203010271U (en) | High-power and 360-degree light-emitting LED (Light Emitting Diode) bulb lamp | |
| CN203836705U (en) | Large-angle luminous LED (Light-Emitting Diode) lamp bulb with heat-dissipating flue | |
| CN201487648U (en) | LED ball lamp | |
| CN103423672A (en) | Large-angle LED (light emitting diode) bulb lamp | |
| CN203336532U (en) | Integrally-driving built-in LED down lamp | |
| CN202253017U (en) | Light-emitting diode (LED) bulb | |
| CN202327869U (en) | High-brightness LED (Light Emitting Diode) irradiating lamp | |
| CN201382306Y (en) | LED bulb structure | |
| CN202252977U (en) | Exposed down lamp | |
| CN202629676U (en) | Light emitting diode (LED) bulb capable of emitting light at large angles | |
| CN202382206U (en) | LED (light emitting diode) lamp radiator and embedded LED lamp | |
| CN102155727A (en) | LED (light emitting diode) pluggable pipe | |
| CN103032694A (en) | Light emitting diode lamp | |
| CN102374447A (en) | Lamp holder of high-power LED (light-Emitting Diode) street lamp |
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: 20130605 Termination date: 20141118 |
|
| EXPY | Termination of patent right or utility model |