CN101576208A - LED (Light Emitting Diode) fluorescent lamp - Google Patents
LED (Light Emitting Diode) fluorescent lamp Download PDFInfo
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- CN101576208A CN101576208A CNA2009101078271A CN200910107827A CN101576208A CN 101576208 A CN101576208 A CN 101576208A CN A2009101078271 A CNA2009101078271 A CN A2009101078271A CN 200910107827 A CN200910107827 A CN 200910107827A CN 101576208 A CN101576208 A CN 101576208A
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Abstract
The invention discloses an LED fluorescent lamp which comprises a body, a heat-conducting pad, an insulating pad, a lampshade, a plurality of LEDs and a substrate used for fixing the LEDs. One side of the body is provided with a radiator while the opposite side is provided with a first groove, two opposite upper groove rims of the first groove of the body are respectively provided with expansion parts, an opening edge of the lampshade is provided with clamping parts respectively clamped with the expansion parts of the two rims, the insulating pad is placed in the first groove of the body, the insulating pad is provided with a second groove, and the heat-conducting pad and the substrate are orderly fixed in the second groove of the insulating pad. Heat energy emitted from the LEDs is rapidly conducted to the body by orderly arranging the heat-conducting pad and the insulating pad under the substrate, thus greatly improving the radiation effect.
Description
Technical field
The present invention relates to lighting technical field, relate in particular to a kind of LED fluorescent lamp.
Background technology
LED has long characteristics of luminous efficiency height, power saving and life-span, and it is used more and more widely.But single led luminous quantity is limited, if be used for illumination such as fluorescent lamp needs, then intensive being set together of a plurality of LED must be concentrated use.The heat that the intensive use of LED can cause LED to produce accumulates in the less space and the problem that can not in time distribute in a large number.Cause the LED temperature to raise owing to heat is difficult in time distribute, can cause the decay of LED luminescent properties and aging rapidly, reduce service life greatly.
At present, LED fluorescent lamp on the market utilizes the heat radiation of fluorescent tube tube chamber inner air convection more, and the LED fluorescent lamp electric insulation of this structure is poor, and radiating effect is bad.
Summary of the invention
The LED fluorescent lamp that the object of the present invention is to provide a kind of good heat dissipation effect, can increase the service life.
For achieving the above object, the present invention adopts following structure: a kind of LED fluorescent lamp, wherein: comprise body, heat conductive pad, felt pad, lampshade, the substrate of a plurality of LED and fixing described LED, the one side of described body has radiator, its relative one side has first groove, described body first groove two relative last groove edge have bulge respectively, the edge of opening of described lampshade has respectively the holding section that fastens with described two edge bulges, described felt pad places in first groove of described body, described felt pad has second groove, and described heat conductive pad and substrate are fixed in second groove of described felt pad successively.
Described heat conductive pad comprises stacked heat conductive silica gel and SOI adhesive plaster, and described SOI adhesive plaster is positioned at the heat conductive pad one side of contiguous felt pad.
The bottom portion of groove of described felt pad has louvre.
Described radiator is a hollow structure, the cross sectional shape of described radiator is " D " shape, the straight flange of described " D " shape radiator is and described body by integral forming, the cambered surface position of described " D " shape radiator is provided with fin, and the angle of described fin and described radiator " D " shape straight flange is less than 90 degree.
Comprise and pass described substrate, heat conductive pad and felt pad successively and substrate, heat conductive pad and felt pad are fixed on screw on the described body, the bottom of described body first groove has the 3rd groove, and the groove width of described the 3rd groove and the diameter of described screw are suitable.
One end of described substrate is provided with the connector that is electrically connected to described LED, and the end that contiguous described substrate has connector is provided with the driving power of pegging graft with described connector.
Comprise the plug of accommodating fixing described driving power, an end of described plug is provided with electrode terminal, and the other end has the host cavity of placing described driving power, and host cavity one end of described plug fixes on described body.
Comprise the fixedly screw of plug, the end that described plug has electrode terminal has the 4th groove that is arcuation, and described the 4th groove has through hole, and described screw is fixed described plug by through hole, has the screw of corresponding fixing described screw on the described body.
Described lampshade has light scattering structure.
Described light scattering structure comprises the light diffusing agent of the surfaces externally and internally that is positioned at described lampshade and lampshade, and described light diffusing agent is a SiO 2 powder, and the weight portion of described SiO 2 powder in lampshade is 1%-2%.
The invention has the beneficial effects as follows: by below described substrate, establishing heat conductive pad and felt pad successively, the heat that LED can be sent promptly is transmitted on the body, heat radiation is good, and because felt pad makes electric insulation between base lower surface and the body, the felt pad of fluted body also makes electric insulation between LED substrate side and the body recess wall, effectively prevents electric shock accidents;
In addition, described cross sectional shape is provided with fin for the position of the contiguous described straight flange of cambered surface of the radiator of " D " shape, the angle of described fin and described radiator straight flange is less than 90 degree, after described body and the lampshade assembling, the fin of radiator both sides can utilize cross-ventilation to dispel the heat than large space to both sides, can effectively ensure the service life of LED when improving radiating effect;
The felt pad of fixing described substrate and heat conductive pad can directly be placed on the described body, and is easy for installation; Described terminal and plug are formed in one, and in actual production process, can reduce production process, reduce production costs; Integrated terminal and plug also can improve the electric insulation grade, improve the security of using.
Description of drawings
Fig. 1 is the perspective exploded view of LED fluorescent lamp embodiment of the present invention;
Fig. 2 is the enlarged diagram of A portion among Fig. 1;
Fig. 3 is the enlarged diagram of B portion among Fig. 1;
Fig. 4 is the schematic cross-section after the LED fluorescent lamp combination of the present invention;
Fig. 5 is the stereogram of plug of the present invention;
Fig. 6 is the side view of plug of the present invention.
The specific embodiment
Please refer to Fig. 1 to shown in Figure 4, the invention discloses a kind of LED fluorescent lamp, comprise body 1, heat conductive pad 2, felt pad 3, lampshade 4, the substrate 6 of a plurality of LED 5 and fixing described LED, the one side of described body 1 has radiator 12, its relative one side has first groove 14, described body 1 first groove 14 2 relative last groove edge have bulge 11 respectively, the edge of opening of described lampshade 4 has respectively the holding section 41 that fastens with described two edge bulges 11, described felt pad 3 places in first groove 14 of described body 1, described felt pad 3 has second groove 31, and described heat conductive pad 2 and substrate 6 are fixed in second groove 31 of described felt pad 3 successively.
Described heat conductive pad 2 is the thermal conductive silicon rubber cushion, and described substrate 6 is fixed on the described thermal conductive silicon rubber cushion, and the heat that described LED 5 is given out is transmitted on the body rapidly, and can play the effect of insulation.
Described heat conductive pad 2 comprises stacked heat conductive silica gel and SOI adhesive plaster, and described SOI adhesive plaster is positioned at heat conductive pad 2 one sides of contiguous felt pad 3.
Described felt pad 3 is anti-High-Voltage Insulation pad, make the LED fluorescent lamp up to specification fully, and energy Tongli high pressure 3750V voltage tester, second groove, 31 bottoms of described felt pad 3 have square louvre 32, be convenient to conduct heat on the body, improved radiating effect greatly.
Described radiator 12 is a hollow structure, the cross sectional shape of described radiator 12 is " D " shape, the straight flange and the described body 1 of described " D " shape radiator are one-body molded, the cambered surface position of described " D " shape radiator 12 is provided with a plurality of fin 121, and described fin 121 is spent less than 90 with the angle of described radiator D shape straight flange.
Described substrate 6 is a pcb board.
Described body 1 is made for aluminium alloy, and does electrical isolation with the high heat conductive insulating material, can effectively ensure the security of use when improving radiating effect.
Comprise and pass described substrate 6, heat conductive pad 2 and felt pad 3 successively and substrate 6, heat conductive pad 2 and felt pad 3 are fixed on screw 13 on the described body 1, the bottom of first groove 14 of described body 1 has the 3rd groove 15 that is " U " type, the diameter of the groove width of described the 3rd groove 15 and described screw 13 is suitable, and the screw 13 that conveniently is used for fixing described substrate 6, heat conductive pad 2 and felt pad 3 is fastened on the described body 1.In actual job, fitting operation is convenient, can avoid the centre of the screw 13 fastening generations phenomenon that arches upward simultaneously.
In addition,, the heat that described LED sends can be distributed timely, improve its radiating effect owing to directly be fastenedly connected between described felt pad 3 and the body 1.
One end of described substrate 6 is provided with the connector 10 that is electrically connected to described LED, and the end that contiguous described substrate 6 has connector 10 is provided with the driving power 7 of pegging graft with described connector 10.Because described driving power 7 and described LED separate design, in actual use, its installation, change convenient.
Please refer to Fig. 5 and shown in Figure 6, further comprise the plug 9 of accommodating fixing described driving power 7, one end of described plug 9 is provided with electrode terminal 8, and the other end has the host cavity 17 of placing described driving power 7, and host cavity 17 1 ends of described plug 9 fix on described body 1.
The screw 18 that further comprises fixing described plug 9, the end that described plug 9 has electrode terminal 8 has the 4th groove 20 that is arcuation, described the 4th groove 20 places have through hole 21, described screw 18 is fixed described plug 9 by through hole 21, has the screw 19 of corresponding fixing described screw 18 on the described body 1.In actual production process, can reduce production process, reduce production costs; In addition, integrated electrode terminal 8 and plug 9 also can improve the electric insulation grade, improve the security of using.
Further have two relative catch 16, described catch 16 can block described driving power, avoids the user to see.
In embodiments of the invention, the quantity of described LED 5 can be provided with according to need; Described body 1 is made for metal material, is preferably aluminium alloy; The quantity of described fin 121 can be provided with as required, described cross sectional shape is provided with a plurality of fin 121 for the cambered surface position of the radiator 12 of " D " shape, the angle of described fin and described radiator straight flange is less than 90 degree, after described body 1 and lampshade 4 assemblings, the fin 121 of radiator 12 both sides can utilize cross-ventilation to dispel the heat than large space to both sides, can effectively ensure the service life of LED when improving radiating effect.
Described lampshade 4 makes for the PC material or but other transparent materials are made, the light transmittance height of Transparent lamp shade.
Described lampshade 4 has light scattering structure.
Described light scattering structure comprises the light diffusing agent (not shown) of the surfaces externally and internally that is positioned at described lampshade 4 and lampshade 4, and described light diffusing agent is a SiO 2 powder, claims vitreous silica sand again, and the weight portion of described SiO 2 powder in lampshade is 1%-2%.In production application, can suitably turn down or increase addition according to product specification and requirement.
Described light diffusing agent can increase scattering of light and transmission, makes light source soft not dazzling the time, and it is attractive in appearance, graceful to seem in the time of making light source luminescent again.
Described lampshade 4 cooperates with bulge 11 on the described body 1 by holding section 41 to be fixed, and the aspect dismounting also can be fixed lampshade and body by other modes as required.
By below described substrate 6, establishing heat conductive pad 2 and felt pad 3 successively, the heat that LED 5 can be sent promptly is transmitted on the body 1, heat radiation is good, and because felt pad 3 makes electric insulation between base lower surface and the body, the felt pad 3 of fluted body also makes electric insulation between LED substrate side and the body recess wall, effectively prevents electric shock accidents.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1, a kind of LED fluorescent lamp, it is characterized in that: comprise body, heat conductive pad, felt pad, lampshade, the substrate of a plurality of LED and fixing described LED, the one side of described body has radiator, its relative one side has first groove, described body first groove two relative last groove edge have bulge respectively, the edge of opening of described lampshade has respectively the holding section that fastens with described two edge bulges, described felt pad places in first groove of described body, described felt pad has second groove, and described heat conductive pad and substrate are fixed in second groove of described felt pad successively.
2, LED fluorescent lamp according to claim 1 is characterized in that: described heat conductive pad comprises stacked heat conductive silica gel and SOI adhesive plaster, and described SOI adhesive plaster is positioned at the heat conductive pad one side of contiguous felt pad.
3, LED fluorescent lamp according to claim 1 and 2, it is characterized in that: the bottom portion of groove of described felt pad has louvre.
4, LED fluorescent lamp according to claim 3, it is characterized in that: described radiator is a hollow structure, the cross sectional shape of described radiator is " D " shape, the straight flange of described " D " shape radiator is and described body by integral forming, the cambered surface position of described " D " shape radiator is provided with fin, and the angle of described fin and described radiator " D " shape straight flange is less than 90 degree.
5, LED fluorescent lamp according to claim 4, it is characterized in that: comprise and pass described substrate, heat conductive pad and felt pad successively and substrate, heat conductive pad and felt pad are fixed on screw on the described body, the bottom of described body first groove has the 3rd groove, and the groove width of described the 3rd groove and the diameter of described screw are suitable.
6, LED fluorescent lamp according to claim 1 is characterized in that: an end of described substrate is provided with the connector that is electrically connected to described LED, and the end that contiguous described substrate has connector is provided with the driving power of pegging graft with described connector.
7, LED fluorescent lamp according to claim 6, it is characterized in that: comprise the plug of accommodating fixing described driving power, one end of described plug is provided with electrode terminal, and the other end has the host cavity of placing described driving power, and host cavity one end of described plug fixes on described body.
8, LED fluorescent lamp according to claim 7, it is characterized in that: comprise the fixedly screw of plug, the end that described plug has electrode terminal has the 4th groove that is arcuation, described the 4th groove has through hole, described screw is fixed described plug by through hole, has the screw of corresponding fixing described screw on the described body.
9, LED fluorescent lamp according to claim 1, it is characterized in that: described lampshade has light scattering structure.
10, LED fluorescent lamp according to claim 1, it is characterized in that: described light scattering structure comprises the light diffusing agent of the surfaces externally and internally that is positioned at described lampshade and lampshade, described light diffusing agent is a SiO 2 powder, and the weight portion of described SiO 2 powder in lampshade is 1%-2%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101078271A CN101576208A (en) | 2009-06-03 | 2009-06-03 | LED (Light Emitting Diode) fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101078271A CN101576208A (en) | 2009-06-03 | 2009-06-03 | LED (Light Emitting Diode) fluorescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101576208A true CN101576208A (en) | 2009-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009101078271A Pending CN101576208A (en) | 2009-06-03 | 2009-06-03 | LED (Light Emitting Diode) fluorescent lamp |
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| CN (1) | CN101576208A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881387A (en) * | 2010-06-10 | 2010-11-10 | 鸿富锦精密工业（深圳）有限公司 | LED fluorescent lamp |
| CN101956916A (en) * | 2010-08-13 | 2011-01-26 | 深圳市友亿成照明有限公司 | LED lamp tube |
| CN101956915A (en) * | 2010-08-13 | 2011-01-26 | 深圳市友亿成照明有限公司 | LED lamp tube |
| CN101956917A (en) * | 2010-08-13 | 2011-01-26 | 深圳市友亿成照明有限公司 | LED lighting tube |
| CN102278611A (en) * | 2010-06-09 | 2011-12-14 | 福建富顺电子有限公司 | Lamp tube |
| CN102287630A (en) * | 2011-02-10 | 2011-12-21 | 鹤山市银雨照明有限公司 | Shadowless light-emitting diode (LED) fluorescent lamp |
| WO2012019535A1 (en) * | 2010-08-13 | 2012-02-16 | 深圳市友亿成照明有限公司 | Led lamp tube |
| CN102401256A (en) * | 2011-09-30 | 2012-04-04 | 宁波市柯玛士太阳能科技有限公司 | LED (light-emitting diode) daylight lamp |
| CN102472476A (en) * | 2010-04-02 | 2012-05-23 | 绿弥利奇株式会社 | Light emitting diode lighting lamp |
| CN102679187A (en) * | 2011-03-07 | 2012-09-19 | 秦彪 | LED (light-emitting diode) optical module for lighting, and LED chip |
| CN103013491A (en) * | 2012-12-20 | 2013-04-03 | 杭州纳晶科技有限公司 | Silica gel fitting and fabrication method thereof, and LED lamp provided with silica gel fitting |
| CN104482425A (en) * | 2014-11-26 | 2015-04-01 | 广东钇圆光电科技有限公司 | Lamp tube |
| CN104595741A (en) * | 2013-10-30 | 2015-05-06 | 深圳市海洋王照明工程有限公司 | LED lamp tube and explosion-proof lamp |
| CN104712939A (en) * | 2015-04-01 | 2015-06-17 | 安徽康佳绿色照明技术有限公司 | LED lamp tube with insulating plug |
| CN104948963A (en) * | 2015-07-07 | 2015-09-30 | 柳州市华方电器厂 | LED lighting device |
| US9239157B2 (en) | 2010-08-26 | 2016-01-19 | Rasit Özgüc | Light-emitting means, in particular for operation in lampholders for fluorescent lamps |
-
2009
- 2009-06-03 CN CNA2009101078271A patent/CN101576208A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102472476A (en) * | 2010-04-02 | 2012-05-23 | 绿弥利奇株式会社 | Light emitting diode lighting lamp |
| CN102278611A (en) * | 2010-06-09 | 2011-12-14 | 福建富顺电子有限公司 | Lamp tube |
| CN101881387A (en) * | 2010-06-10 | 2010-11-10 | 鸿富锦精密工业（深圳）有限公司 | LED fluorescent lamp |
| WO2012019535A1 (en) * | 2010-08-13 | 2012-02-16 | 深圳市友亿成照明有限公司 | Led lamp tube |
| CN101956917A (en) * | 2010-08-13 | 2011-01-26 | 深圳市友亿成照明有限公司 | LED lighting tube |
| CN101956915A (en) * | 2010-08-13 | 2011-01-26 | 深圳市友亿成照明有限公司 | LED lamp tube |
| CN101956916A (en) * | 2010-08-13 | 2011-01-26 | 深圳市友亿成照明有限公司 | LED lamp tube |
| GB2495647A (en) * | 2010-08-13 | 2013-04-17 | Shenzhen Yyc Led Lighting Co Ltd | LED lamp tube |
| CN101956915B (en) * | 2010-08-13 | 2015-01-14 | 深圳市友亿成照明有限公司 | LED lamp tube |
| US9239157B2 (en) | 2010-08-26 | 2016-01-19 | Rasit Özgüc | Light-emitting means, in particular for operation in lampholders for fluorescent lamps |
| CN102287630A (en) * | 2011-02-10 | 2011-12-21 | 鹤山市银雨照明有限公司 | Shadowless light-emitting diode (LED) fluorescent lamp |
| CN102679187A (en) * | 2011-03-07 | 2012-09-19 | 秦彪 | LED (light-emitting diode) optical module for lighting, and LED chip |
| CN102401256A (en) * | 2011-09-30 | 2012-04-04 | 宁波市柯玛士太阳能科技有限公司 | LED (light-emitting diode) daylight lamp |
| CN103013491A (en) * | 2012-12-20 | 2013-04-03 | 杭州纳晶科技有限公司 | Silica gel fitting and fabrication method thereof, and LED lamp provided with silica gel fitting |
| CN103013491B (en) * | 2012-12-20 | 2015-06-10 | 纳晶科技股份有限公司 | Silica gel fitting and fabrication method thereof, and LED lamp provided with silica gel fitting |
| CN104595741A (en) * | 2013-10-30 | 2015-05-06 | 深圳市海洋王照明工程有限公司 | LED lamp tube and explosion-proof lamp |
| CN104482425A (en) * | 2014-11-26 | 2015-04-01 | 广东钇圆光电科技有限公司 | Lamp tube |
| CN104482425B (en) * | 2014-11-26 | 2017-01-04 | 广东钇圆光电科技有限公司 | Fluorescent tube |
| CN104712939A (en) * | 2015-04-01 | 2015-06-17 | 安徽康佳绿色照明技术有限公司 | LED lamp tube with insulating plug |
| CN104712939B (en) * | 2015-04-01 | 2018-04-24 | 安徽康佳绿色照明技术有限公司 | L ED lamp tube with insulating plug |
| CN104948963A (en) * | 2015-07-07 | 2015-09-30 | 柳州市华方电器厂 | LED lighting device |
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Application publication date: 20091111 |