CN104295942A - LED bulb - Google Patents
LED bulb Download PDFInfo
- Publication number
- CN104295942A CN104295942A CN201310295163.2A CN201310295163A CN104295942A CN 104295942 A CN104295942 A CN 104295942A CN 201310295163 A CN201310295163 A CN 201310295163A CN 104295942 A CN104295942 A CN 104295942A
- Authority
- CN
- China
- Prior art keywords
- lamp socket
- lampshade
- led bulb
- air channel
- lamp
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
Abstract
The invention discloses an LED bulb. The LED bulb comprises a lamp cover, a circuit substrate, an LED element, a lamp holder and a lamp cap, wherein the LED element is arranged on the circuit substrate; the lamp cover covers the LED element; one end of the lamp holder is connected with the bottom of the lamp cover, and the other end is connected with the lamp cap; and the LED element and the circuit substrate are both electrically connected with the lamp cap. The lamp holder comprises a heat collecting cavity and an electric cavity; the heat collecting cavity is provided with a first lamp holder wind way communicated with the external of the lamp holder; the first lamp holder wind way is near one end, connected with the lamp cap, of the lamp holder; a lamp cover wind way is arranged on the lamp cover, extends to the bottom of the lamp cover from the top of the lamp cover; a through hole is formed in the circuit substrate; and the lamp cover wind way, the through hole, the heat collecting cavity and the first lamp holder wind way are communicated with each other. The LED bulb, provided by the invention, has the wind way for flowing air to dissipate heat through the air flowing, thereby having high heat dissipating performance.
Description
Technical field
The present invention relates to a kind of LED bulb, particularly a kind of LED bulb with high heat dispersion.
Background technology
Light emitting diode (Light Emitting Diode, LED) has that brightness is high, operating voltage is low, power consumption is little, easily mates with integrated circuit, drives the advantages such as simple, the life-span is long, thus can be used as light source and be widely used in lighting field.Existing LED bulb relies on the air circulation of LED bulb outside to realize heat radiation usually, and the inside of LED bulb is an airless chamber, the transmission of heat can not be carried out timely and effectively, easily cause LED bulb temperature to raise, thus affect luminous efficiency and the service life of LED bulb.
Summary of the invention
The present invention aims to provide a kind of LED bulb with high heat dispersion to overcome above-mentioned defect.
A kind of LED bulb, comprise lampshade, circuit substrate, LED element, lamp socket and lamp holder, described LED element is arranged on circuit substrate, described lampshade establishes described LED element, one end of lamp socket is connected with lampshade bottom, the other end is connected with lamp holder, and LED element, circuit substrate are all and lamp holder electrical connection.Described lamp socket comprises heat collector cavity and electric chamber, and described heat collector cavity is provided with the first lamp socket air channel with lamp socket ft connection, one end that the first lamp socket air channel is connected with lamp holder near lamp socket; Described lampshade is provided with lampshade air channel, and described lampshade air channel extends to lampshade bottom from lampshade top; Described circuit substrate is provided with through hole; Described lampshade air channel, through hole, heat collector cavity and the first lamp socket air channel are interconnected.
A kind of LED bulb provided by the present invention, comprise a heat collector cavity, and the lampshade air channel to be communicated with this heat collector cavity and the first lamp socket air channel, thus provide the passage of the air discrepancy LED bulb inside making LED bulb outside, accelerate the air circulation of LED bulb inside, improve radiating efficiency, extend the service life of LED bulb.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of LED bulb of the present invention.
Main element symbol description
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Refer to Fig. 1, a kind of LED bulb 10, comprise lampshade 101, circuit substrate 102, LED element 103, lamp socket 104 and lamp holder 105.Described LED element 103 is arranged on circuit substrate 102.Described LED element 103 established by described lampshade 101 cover.One end of described lamp socket 104 is connected with the bottom 1011 of lampshade 101, and the other end is connected with lamp holder 105.Described LED element 103, circuit substrate 102 and lamp holder 105 are electrically connected.Described circuit substrate 102 can fixedly be carried on lamp socket 104, also can be combined fixing with lampshade 101.
Described lamp socket 104 comprises heat collector cavity 1041 and an electric chamber 1042.The driving element (not shown) of LED bulb 10 is comprised, for driving LED element 103 and circuit substrate 102 in described electric chamber 1042.Described heat collector cavity 1041 comprises the one end be connected with lamp holder 105 near lamp socket 104 with the first lamp socket air channel 201, lamp socket air channel 201, first of lamp socket 104 ft connection.Described lampshade 101 is provided with lampshade air channel 200, and described lampshade air channel 200 extends to lampshade bottom 1011 from lampshade top 1012.Described lampshade air channel 200 is a column pipeline, to improve air passage rates.The lampshade air channel 200 of described lampshade 101 is reflecting surface 1013 towards the pipeline wall of LED element 103, to improve the light extraction efficiency of LED bulb 10.Described circuit substrate 102 is provided with through hole 1021, and the through hole 1021 of described circuit substrate 102 is connected with lampshade air channel 200, is communicated with heat collector cavity 1041 to make lampshade air channel 200.In a specific embodiment, this through hole 1021 is positioned at the center of circuit substrate 102.
When opening described LED bulb, the lampshade air channel 200 be communicated with heat collector cavity 1041 and the first lamp socket air channel 201 can realize the hot-air of LED bulb 10 inside and the circulation of outside cold air, thus utilize through hole air circulation to dispel the heat to components such as circuit substrate 102, LED element 103.When LED bulb 10 provided by the invention is installed on roof, lampshade 101 down, lamp holder 105 upward, cold air enters heat collector cavity 1041 from lampshade air channel 200, this cold air becomes the higher hot-air of temperature after absorbing the heat in heat collector cavity 1041 and discharges LED bulb 10 from the first lamp socket air channel 201, to dispel the heat to LED bulb 10.When LED bulb 10 provided by the invention uses as floor-lamp, the such as floor-lamp of clear glass stage, the floor-lamp etc. of light field, lampshade 101 upward, lamp holder 105 down, now cold air enters LED bulb 10 from the first lamp socket air channel 201, this cold air becomes the higher hot-air of temperature after absorbing the heat in heat collector cavity 1041 and discharges LED bulb 10 from lampshade air channel 200, to dispel the heat to LED bulb 10.
LED bulb 10 provided by the present invention, the lampshade air channel 200 comprising a heat collector cavity 1041 and be communicated with this heat collector cavity 1041 and the first lamp socket air channel 201, thus at the passage of LED bulb internal build air circulation, to accelerate the air circulation of LED bulb inside, improve radiating efficiency, extend the service life of LED bulb.
Preferably, the heat collector cavity 1041 of the lamp socket 104 of LED bulb 10 provided by the present invention also can be provided with the one end be communicated with lampshade 101 near lamp socket 104 with the second lamp socket air channel 202, lamp socket air channel 202, second of lamp socket 104 ft connection.
Further, described LED bulb 10 also can comprise radiator structure 106, this radiator structure 106 is arranged in the one side away from LED element 103 of circuit substrate 102 and is positioned at heat collector cavity 1041, this radiator structure 106 can absorb the heat of LED element 103 generation and this heat be passed to the air circulated in heat collector cavity 1041, thus reduce the light decay of LED element 103, to increase the service life of LED element 103.Described radiator structure 106 comprises multiple radiating fin, thus strengthens the contact area of the air circulated in radiator structure 106 and heat collector cavity 1041, improves radiating efficiency.Heat pipe can be arranged in the radiating fin of described radiator structure 106 improve to make radiating efficiency.
Further, described LED bulb 10 also can comprise fan 107, and described fan 107 is positioned at the heat collector cavity 1041 of lamp socket 104, to accelerate the flowing velocity of air in LED bulb 10.When LED bulb 10 provided by the invention is installed on roof, described lampshade air channel 200 and the second lamp socket air channel 202 are positioned at the inlet side of fan 107, and the first lamp socket air channel 201 is positioned at the air side of fan 107.When LED bulb 10 provided by the invention uses as floor-lamp, described first lamp socket air channel 201 is positioned at the inlet side of fan 107, and lampshade air channel 200 and the second lamp socket air channel 202 are positioned at the air side of fan 107.
Can do for a person skilled in the art in the technology of the present invention design and do other changes, but technical conceive according to the present invention makes other various corresponding change and distortion, all should belong to the protection domain of the claims in the present invention.
Claims (9)
1. a LED bulb, comprise lampshade, circuit substrate, LED element, lamp socket and lamp holder, described LED element is arranged on circuit substrate, described lampshade establishes described LED element, one end of lamp socket is connected with lampshade bottom, the other end is connected with lamp holder, LED element, circuit substrate are all and lamp holder electrical connection, it is characterized in that: described lamp socket comprises heat collector cavity and electric chamber, described heat collector cavity is provided with the first lamp socket air channel with lamp socket ft connection, one end that the first lamp socket air channel is connected with lamp holder near lamp socket; Described lampshade is provided with lampshade air channel, and described lampshade air channel extends to lampshade bottom from lampshade top; Described circuit substrate is provided with through hole; Described lampshade air channel, through hole, heat collector cavity and the first lamp socket air channel are interconnected.
2. LED bulb as claimed in claim 1, is characterized in that: described lampshade air channel is a column pipeline.
3. LED bulb as claimed in claim 1, is characterized in that: the through hole of described circuit substrate is positioned at circuit substrate center.
4. LED bulb as claimed in claim 1, is characterized in that: described lampshade air channel is reflecting surface towards the pipeline wall of LED element.
5. LED bulb as claimed in claim 1, is characterized in that: described heat collector cavity is also provided with the second lamp socket air channel with lamp socket ft connection, one end that the second lamp socket air channel is communicated with lampshade near lamp socket.
6. LED bulb as claimed in claim 1, it is characterized in that: described circuit substrate is fixedly connected with lamp socket or lampshade, described LED bulb also comprises radiator structure, and this radiator structure is positioned at the one side away from LED element of circuit substrate.
7. LED bulb as claimed in claim 5, is characterized in that: described radiator structure comprises radiating fin.
8. LED bulb as claimed in claim 7, is characterized in that: comprise heat pipe in described radiating fin.
9. LED bulb as claimed in claim 1, it is characterized in that: described LED bulb also comprises fan, described fan is positioned at the heat collector cavity of lamp socket.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310295163.2A CN104295942A (en) | 2013-07-15 | 2013-07-15 | LED bulb |
| TW102126296A TWI565909B (en) | 2013-07-15 | 2013-07-23 | Light emitting diode lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310295163.2A CN104295942A (en) | 2013-07-15 | 2013-07-15 | LED bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104295942A true CN104295942A (en) | 2015-01-21 |
Family
ID=52315790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310295163.2A Pending CN104295942A (en) | 2013-07-15 | 2013-07-15 | LED bulb |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104295942A (en) |
| TW (1) | TWI565909B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696758A (en) * | 2015-03-27 | 2015-06-10 | 矽照光电（厦门）有限公司 | LED bulb capable of emitting light at large angle |
| CN106764685A (en) * | 2016-12-26 | 2017-05-31 | 海宁泰诺照明电器有限公司 | A kind of highlighted Globular energy saving lamp |
| CN107524937A (en) * | 2017-09-29 | 2017-12-29 | 江门市创亚照明电器有限公司 | A kind of LED lamp of vertical radiator structure and the application structure |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI606212B (en) * | 2017-01-11 | 2017-11-21 | 清颺科技有限公司 | Transparent lighting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101769521A (en) * | 2009-01-04 | 2010-07-07 | 亿光电子工业股份有限公司 | Heat dissipation device for light-emitting device and light-emitting device thereof |
| CN201696917U (en) * | 2010-05-13 | 2011-01-05 | 锦仁有限公司 | LED ball light |
| CN202216214U (en) * | 2011-08-19 | 2012-05-09 | 赵晏锋 | Novel heat radiation device of LED bulb lamp |
| CN202629736U (en) * | 2012-06-27 | 2012-12-26 | 杭州光锥科技有限公司 | LED (Light-Emitting Diode) lamp with culvert type convection radiating channel |
| WO2013073792A1 (en) * | 2011-11-14 | 2013-05-23 | 아이스파이프 주식회사 | Led lighting device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200921010A (en) * | 2007-11-02 | 2009-05-16 | Forcecon Technology Co Ltd | Heat-dissipating fan module for LED light bulb |
| TWI385347B (en) * | 2009-02-26 | 2013-02-11 | Advanced Optoelectronic Tech | Light emitting diode lamp |
| TWI435028B (en) * | 2011-12-23 | 2014-04-21 | Formolight Technologies Inc | Lighting bulbs |
-
2013
- 2013-07-15 CN CN201310295163.2A patent/CN104295942A/en active Pending
- 2013-07-23 TW TW102126296A patent/TWI565909B/en not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101769521A (en) * | 2009-01-04 | 2010-07-07 | 亿光电子工业股份有限公司 | Heat dissipation device for light-emitting device and light-emitting device thereof |
| CN201696917U (en) * | 2010-05-13 | 2011-01-05 | 锦仁有限公司 | LED ball light |
| CN202216214U (en) * | 2011-08-19 | 2012-05-09 | 赵晏锋 | Novel heat radiation device of LED bulb lamp |
| WO2013073792A1 (en) * | 2011-11-14 | 2013-05-23 | 아이스파이프 주식회사 | Led lighting device |
| CN202629736U (en) * | 2012-06-27 | 2012-12-26 | 杭州光锥科技有限公司 | LED (Light-Emitting Diode) lamp with culvert type convection radiating channel |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696758A (en) * | 2015-03-27 | 2015-06-10 | 矽照光电（厦门）有限公司 | LED bulb capable of emitting light at large angle |
| CN104696758B (en) * | 2015-03-27 | 2016-09-07 | 矽照光电（厦门）有限公司 | The LED bulb that a kind of wide-angle is luminous |
| CN106764685A (en) * | 2016-12-26 | 2017-05-31 | 海宁泰诺照明电器有限公司 | A kind of highlighted Globular energy saving lamp |
| CN107524937A (en) * | 2017-09-29 | 2017-12-29 | 江门市创亚照明电器有限公司 | A kind of LED lamp of vertical radiator structure and the application structure |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI565909B (en) | 2017-01-11 |
| TW201516325A (en) | 2015-05-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150121 |