CN102913785A - LED bulb - Google Patents
LED bulb Download PDFInfo
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- CN102913785A CN102913785A CN2012103509283A CN201210350928A CN102913785A CN 102913785 A CN102913785 A CN 102913785A CN 2012103509283 A CN2012103509283 A CN 2012103509283A CN 201210350928 A CN201210350928 A CN 201210350928A CN 102913785 A CN102913785 A CN 102913785A
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- light emitting
- wiring board
- metal tube
- emitting bipolar
- bipolar body
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Abstract
The invention relates to an LED bulb which comprises a shell, a circuit board and LEDs arranged on the circuit board. A light-transmitting shield is arranged at the upper end of the shell, and a lamp holder is arranged at the lower end of the shell. The shell is a hollow plastic shell, a metal tube is sleeved in the plastic shell, a thermal-conductive platform forms at the upper end of the metal tube, and the circuit board is arranged on the thermal-conductive platform. The LED bulb is in a combined radiating structure of the metal inner tube and the plastic shell, is provided with design of thermoelectric combining structure and has the technical advantages that structure is simple, radiating effect is high, cost is low, machining and assembling are complicated, and the LED bulb is environment-friendly and energy-saving.
Description
Technical field
The present invention relates to a kind of bulb, more particularly, relate to a kind of light emitting bipolar body lampbulb.
Background technology
Progress along with electronic technology, utilize the LED lighting more and more general, LED utilizes the luminescent properties after semiconductor is switched on luminous, because LED is the environmental protection light source that a kind of life-span is long, power is low, radiationless, therefore be widely used in the fields such as backlight, display screen, traffic lights, city lighting.In future, more will replace incandescent lamp, CFL lighting application, become the lighting source of a new generation, be widely used in indoor and outdoor general lighting and special lighting.
The heat that traditional light-emittingdiode distributes all is to rely on circuit substrate to conduct to contact to conduct distribute heat to the aluminum metal lamp holder and with outside air, the circuit base plate of integrated LED wafer fits to be connected with metal lamp holder and realizes the heat loss through conduction effect, but both fit and have the potential safety hazard of electric leakage, simultaneously as needing to improve the area of dissipation that radiating effect then need increase the aluminum metal lamp socket, be subjected to the lamp body defined volume to limit the radiating effect of this volume aluminum metal lamp socket, thereby can not fully satisfy the LED required radiating effect that generates heat, especially high-power LED lamp its caloric value when working for a long time is large, if can not solve well heat dissipation problem, can have a strong impact on the service life of light fixture, and causing the aging of circuit substrate in the use procedure for a long time, shortened the service life of lamp body.Current illuminator diode aluminium heat-dissipating casing serves as heat sinking function simultaneously, its structure for how increasing area of dissipation is considered, bring up outer when planting the irregular moulding of various kinds appearance need carry out oxidation resistant electroplating processes, the material cost height of the aluminium seat existence of this type of contour structures own, processed complex, assembling complexity and the high restriction of production cost, particularly wherein the electroplating processes operation also can cause environmental issue.Therefore, how to address the above problem, become problem demanding prompt solution.
Summary of the invention
The present invention aims to provide the light emitting bipolar body lampbulb of a kind of metal inner pipe and plastic casing combination radiator structure, has simultaneously thermoelectric integrated structure design, have simple in structure, good heat dissipation effect, cost is low, the technique effect of processed complex, assembling complexity and environmental protection and energy saving.
State problem for solving above-mentioned skill, a kind of light emitting bipolar body lampbulb of the present invention, comprise housing, wiring board and setting LED lamp pearl in the circuit board, the housing upper end is provided with diffuser, the lower end is provided with lamp holder, wherein: described housing is the plastic casing of interior sky, along being arranged with metal tube in the plastic casing, the metal tube upper end forms the heat conduction platform, and wiring board is arranged on the heat conduction platform.
Adopt the present invention of technique scheme, the heat radiation of the metal tube of built-in setting guarantees that heat that the LED lamp produces transmits in the air preferably and dispels the heat and solved heat transmission and heat dissipation problem in the use procedure of LED lamp, guaranteed the service life of LED lamp when luminous.The heat conduction platform that utilizes the upper end and the wiring board bottom surface conduction heat of fully fitting utilizes body surfaces externally and internally heat-delivery surface and flat surface formation radiating surface to realize the technique effect of effective heat loss through conduction simultaneously.Changing traditional integral is that irregular heat dissipation metal shell structure is that built-in regular metal tube, appearance is plastic casing, built-in heat radiation body directly cuts into design length by rectangular section bar, need not carry out surface treatment realizes producing, processes simply the technique effect of environmental protection and energy saving again.Simultaneously, appearance is that plastic casing can be realized any moulding and color, and can be constituted by multi-section part.Nonmetallic housing guarantees the technique effect that photodetachment is fully insulated.
Above-mentioned a kind of light emitting bipolar body lampbulb, metal tube by form respectively conductive channel independently two be in charge of bondingly consist of, be provided with isolating separator layer therebetween, inwall is provided with inner insulating layer, two are in charge of the upper end, and connection line, the lower end of electrical interconnection plate connect lamp holder by potential device respectively.Adopt thermoelectricly in conjunction with design, have independent passage of heat and serve as the metal tube of conductive channel, with heat and effectively combination of electricity, simplify connecting line when solving the dissipation of heat when luminous and lay and realize simultaneously the stable technique effect that conducts electricity.
Above-mentioned a kind of light emitting bipolar body lampbulb, the wiring board both sides are provided with the connection line that extends outwardly into side.Change the syndeton of traditional central tap, by connection line is extended in side, with form independent conductive channel two be in charge of corresponding realization and be electrically connected, have easy to operately, connect simple technique effect.
Above-mentioned a kind of light emitting bipolar body lampbulb, wiring board are aluminium base, are provided with thermal conductive insulation glue between wiring board and the heat conduction platform and fit.Guarantee the technique effect of contact heat radiation between tight wiring board and the heat conduction platform.
Above-mentioned a kind of light emitting bipolar body lampbulb, the housing outside wall surface is provided with radiating fin, is provided with air-vent between two radiating fins.Increase the area of dissipation of housing outside wall surface, be improved the radiating efficiency technique effect.
Above-mentioned a kind of light emitting bipolar body lampbulb, metal tube are aluminum pipe or copper pipe or compo pipe.The characteristic of utilizing metal heat-conducting and heat radiation the dissipation of heat of copper pipe body in air, effectively improved the radiating effect of LED lamp, the heat that the realization light-emittingdiode sends effectively conducts and sheds, make wiring board can not affect serviceability and life-span because being heated, the heat that light-emittingdiode sends has again the technique effect of independent heat loss through conduction.
The elasticity that above-mentioned a kind of light emitting bipolar body lampbulb, lamp holder are provided with the two poles of the earth, the left and right sides is electrically connected pole piece, and what elasticity was electrically connected that pole piece is provided with free end and metal tube divides that tube wall is relative to touch connection.Elasticity by the two poles of the earth be electrically connected minute tube wall of pole piece and metal tube relative touch to connect to realize conducting with wiring board be connected, the realization assembly and connection is simple in structure, stable, the technique effect of ease of assembly connection,
Above-mentioned a kind of light emitting bipolar body lampbulb, the metal tube appearance forms axial radiating groove, inner walls face and the radiating groove buckle that adapts.Increase the area of dissipation of metal tube outside wall surface, be improved the radiating efficiency technique effect.
Turnover extension edge and Metal pipe strap that above-mentioned a kind of light emitting bipolar body lampbulb, heat conduction platform periphery are provided with radially link to connect and are integrated.Simple package assembly realizes the technique effect of easy accessibility, stable connection.
Above-mentioned a kind of light emitting bipolar body lampbulb, the circuit of described wiring board extends wiring board.Change traditional circuit and be hidden in line construction in the wiring board, realize that by the circuit that extends wiring board being in charge of corresponding realization with two of the independent conductive channel of formation directly is electrically connected, have easy to operately, connect simple technique effect.
Advantage simple in structure, low cost of manufacture that the present invention compared with prior art has has good promotional value.
Description of drawings
Below in conjunction with the specific embodiment in the accompanying drawing the present invention is described in further detail, in order to clearlyer understand intuitively its invention essence, but does not consist of any limitation of the invention.
Fig. 1 is disassembly and assembly structure schematic diagram of the present invention;
Fig. 2 is the cross-sectional view of housing heat radiation part of the present invention;
Fig. 3 is the outer surface structure schematic diagram of housing heat radiation part of the present invention;
Fig. 4 is the plan structure schematic diagram of Fig. 3;
Fig. 5 is the structural representation of looking up of Fig. 3;
Fig. 6 is the cross-sectional view of metal tube of the present invention and the combination of heat conduction platform;
Fig. 7 is the Facad structure schematic diagram of metal tube of the present invention;
Fig. 8 is the plan structure schematic diagram of Fig. 7;
Fig. 9 is three-dimensional disassembly and assembly structure schematic diagram of the present invention.
Among the figure: housing 1, radiating fin 11, air-vent 12, wiring board 2, LED lamp pearl 3, metal tube 4 is in charge of 41, isolating separator layer 42, inner insulating layer 43, radiating groove 44, lamp holder 5 is electrically connected pole piece 51, heat conduction platform 6, thermal conductive insulation glue 8.
The specific embodiment
Such as Fig. 1～shown in Figure 9: a kind of light emitting bipolar body lampbulb, comprise housing 1, wiring board 2 and be arranged on LED lamp pearl 3 on the wiring board 2, housing 1 upper end is provided with diffuser 4, the lower end is provided with lamp holder 5, housing 1 is the plastic casing of interior sky, along being arranged with metal tube 4 in the plastic casing 1, metal tube 4 upper ends form heat conduction platform 6, turnover extension edge 61, and wiring board 2 is arranged on the heat conduction platform 6.
Wiring board 2 both sides are provided with the connection line 21 that extends outwardly into side.
Wiring board 2 is aluminium base, is provided with thermal conductive insulation glue 8 between wiring board 2 and the heat conduction platform 6 and fits.
The elasticity that lamp holder 5 is provided with the two poles of the earth, the left and right sides is electrically connected pole piece 51, and what elasticity was electrically connected that pole piece 51 is provided with free end and metal tube 4 is in charge of that 41 tube walls are relative to touch connection.Elasticity is electrically connected pole piece 51 and is undaform and extends to the upper end, and inner side edge and inner insulating layer 43 lateral surfaces are location, outer side edges and be in charge of relative the touching of 41 tube walls and be connected mutually.
The turnover extension edge 61 that heat conduction platform 6 peripheries are provided with radially connects as one with metal tube 4 buckles.
The circuit of wiring board 2 extends wiring board.
During implementation of the present invention, built-in regular metal tube, appearance are the body that plastic casing consists of, and the heat radiation of built-in metal pipe guarantees that the heat that the LED lamp produces transmits heat radiation preferably in air when luminous.The heat conduction platform that utilizes the upper end and the wiring board bottom surface conduction heat of fully fitting utilizes body surfaces externally and internally heat-delivery surface and flat surface formation radiating surface to realize the technique effect of effective heat loss through conduction simultaneously.Built-in heat radiation body directly cuts into design length by rectangular section bar, need not carry out surface treatment again and realize producing, processes simply the technique effect of environmental protection and energy saving.Simultaneously, appearance is that plastic casing can be realized any moulding and color, and can be constituted by multi-section part.Nonmetallic housing guarantees the technique effect that photodetachment is fully insulated.When metal tube is independent passage of heat and serve as the metal tube of conductive channel, with heat and effectively combination of electricity, simplifies connecting line when solving the dissipation of heat when luminous and lay the technique effect of realizing simultaneously stable conduction.
In sum, the present invention is such as specification and diagramatic content, makes actual sample and through repeatedly use test, from the effect of use test, provable the present invention can reach the purpose that it is expected, practical value is unquestionable.Above illustrated embodiment only is used for conveniently illustrating the present invention, be not that the present invention is done any pro forma restriction, have in the technical field under any and usually know the knowledgeable, if in the scope that does not break away from technical characterictic that the present invention carries, utilize disclosed technology contents to make the local equivalent embodiment that changes or modify, and do not break away from technical characterictic content of the present invention, all still belong to the scope of the technology of the present invention feature.
Claims (10)
1. light emitting bipolar body lampbulb, comprise housing (1), wiring board (2) and be arranged on LED lamp pearl (3) on the wiring board (2), housing (1) upper end is provided with diffuser (4), the lower end is provided with lamp holder (5), it is characterized in that: described housing (1) is the plastic casing of interior sky, along being arranged with metal tube (4) in the plastic casing (1), metal tube (4) upper end forms heat conduction platform (6), and wiring board (2) is arranged on the heat conduction platform (6).
2. described a kind of light emitting bipolar body lampbulb according to claim 1, it is characterized in that: metal tube (4) by form respectively independent conductive channel two be in charge of (41) bonding formation, be provided with isolating separator layer (42) therebetween, inwall is provided with inner insulating layer (43), two are in charge of (41) upper end, and connection line, the lower ends of electrical interconnection plates (2) connect lamp holder (5) by potential device respectively.
3. described a kind of light emitting bipolar body lampbulb according to claim 1, it is characterized in that: wiring board (2) both sides are provided with the connection line (21) that extends outwardly into side.
4. described a kind of light emitting bipolar body lampbulb according to claim 1, it is characterized in that: wiring board (2) is aluminium base, is provided with thermal conductive insulation glue (8) between wiring board (2) and the heat conduction platform (6) and fits.
5. described a kind of light emitting bipolar body lampbulb according to claim 1, it is characterized in that: housing (1) outside wall surface is provided with radiating fin (11), is provided with air-vent (12) between two radiating fins (11).
6. described a kind of light emitting bipolar body lampbulb according to claim 1, it is characterized in that: metal tube (4) is aluminum pipe or copper pipe or compo pipe.
7. described a kind of light emitting bipolar body lampbulb according to claim 2, it is characterized in that: the elasticity that lamp holder (5) is provided with the two poles of the earth, the left and right sides is electrically connected pole piece (51), and what elasticity was electrically connected that pole piece (51) is provided with free end and metal tube (4) is in charge of that (41) tube wall is relative to touch connection.
8. described a kind of light emitting bipolar body lampbulb according to claim 1, it is characterized in that: metal tube (4) appearance forms axial radiating groove (44), housing (1) internal face and radiating groove (44) buckle that adapts.
9. described a kind of light emitting bipolar body lampbulb according to claim 1, it is characterized in that: the turnover extension edge (61) that heat conduction platform (6) periphery is provided with radially connects as one with metal tube (4) buckle.
10. described a kind of light emitting bipolar body lampbulb according to claim 3, it is characterized in that: the circuit of described wiring board (2) extends wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103509283A CN102913785A (en) | 2012-09-19 | 2012-09-19 | LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103509283A CN102913785A (en) | 2012-09-19 | 2012-09-19 | LED bulb |
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| Publication Number | Publication Date |
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| CN102913785A true CN102913785A (en) | 2013-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103509283A Pending CN102913785A (en) | 2012-09-19 | 2012-09-19 | LED bulb |
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| CN (1) | CN102913785A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235748A (en) * | 2013-06-19 | 2014-12-24 | 欧司朗有限公司 | Lamp shell, manufacturing method thereof and lighting device with lamp shell |
| CN109265138A (en) * | 2018-09-21 | 2019-01-25 | 河南省钧艺照明灯具有限公司 | A kind of ceramic lamp shell of radiating insulating and preparation method thereof |
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| CN101649968A (en) * | 2008-08-13 | 2010-02-17 | 佶益投资股份有限公司 | Light-emitting diode illumination apparatus |
| CN201439876U (en) * | 2009-05-26 | 2010-04-21 | 深圳市世峰科技有限公司 | Heat dissipation LED spot lamp |
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| CN201628121U (en) * | 2010-03-15 | 2010-11-10 | 厦门聚萤光电科技有限公司 | High-power led illuminating device |
| CN102434796A (en) * | 2011-10-24 | 2012-05-02 | 深圳嘉信高能源技术股份有限公司 | Lighting device |
| CN102644867A (en) * | 2012-03-13 | 2012-08-22 | 广东奥其斯科技有限公司 | Thermoelectric separation power type light-emitting diode bulb with high integration and high lighting effect |
| CN202852520U (en) * | 2012-09-19 | 2013-04-03 | 广东奥其斯科技有限公司 | Light-emitting diode (LED) lamp bulb |
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2012
- 2012-09-19 CN CN2012103509283A patent/CN102913785A/en active Pending
Patent Citations (8)
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| CN201072111Y (en) * | 2007-09-25 | 2008-06-11 | 王其林 | Vertical type LED lamp with air convection warehouse |
| CN101649968A (en) * | 2008-08-13 | 2010-02-17 | 佶益投资股份有限公司 | Light-emitting diode illumination apparatus |
| CN101871581A (en) * | 2009-04-22 | 2010-10-27 | 任文华 | Led light source device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235748A (en) * | 2013-06-19 | 2014-12-24 | 欧司朗有限公司 | Lamp shell, manufacturing method thereof and lighting device with lamp shell |
| US9863626B2 (en) | 2013-06-19 | 2018-01-09 | Ledvance Gmbh | Lamp holder and manufacturing method thereof and illuminating device having the lamp holder |
| CN104235748B (en) * | 2013-06-19 | 2018-08-31 | 欧司朗有限公司 | Lamp housing and its manufacturing method and lighting device including the lamp housing |
| CN109265138A (en) * | 2018-09-21 | 2019-01-25 | 河南省钧艺照明灯具有限公司 | A kind of ceramic lamp shell of radiating insulating and preparation method thereof |
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Owner name: JIANGXI OUTRACE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GUANGDONG OUTRACE TECHNOLOGY CO., LTD. Effective date: 20140318 |
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Free format text: CORRECT: ADDRESS; FROM: 523000 DONGGUAN, GUANGDONG PROVINCE TO: 330800 YICHUN, JIANGXI PROVINCE |
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Effective date of registration: 20140318 Address after: 330800 hi tech Industrial Zone, Jiangxi Applicant after: Outrace (Jiangsu) Technology Co., Ltd. Address before: 523000 Guangdong province Dongguan City Lane Industrial Zone Huaide village Humen town Guangdong outrace Technology Co. Ltd. Applicant before: Guangdong Outrace Technology Co., Ltd. |
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Application publication date: 20130206 |