CN104676310A - Illumination LED lamp - Google Patents
Illumination LED lamp Download PDFInfo
- Publication number
- CN104676310A CN104676310A CN201310637004.6A CN201310637004A CN104676310A CN 104676310 A CN104676310 A CN 104676310A CN 201310637004 A CN201310637004 A CN 201310637004A CN 104676310 A CN104676310 A CN 104676310A
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- CN
- China
- Prior art keywords
- light source
- heat dissipating
- led light
- dissipating housing
- lampshade
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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.)
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
An illumination LED lamp comprises a lampshade, an LED light source substrate, a drive electronic element and a heat dissipation cover. An LED light source is arranged on the LED light source substrate. The lampshade covers the LED light source. The heat dissipation cover is fixed to the lampshade and is made of heat conduction materials. The drive electronic element is electrically connected with the LED light source and is arranged on the heat dissipation cover. The illumination LED lamp is better in heat dissipation effect and longer in service life.
Description
Technical field
The present invention relates to a kind of LED, particularly a kind of illuminating LED lamp.
Background technology
LED light source has that luminous efficiency is high, power saving and life-span long advantage, therefore obtains applying more and more widely at lighting field.In LED, not only LED light source needs heat radiation, and its driving element also can produce a large amount of heats after powered up.For a long time, people are more to be placed on notice in the heat radiation of LED light source, and have ignored the heat radiation of driving element.Such as, the number of patent application announced on 08 22nd, 2012 be 201210097438.7 Chinese invention patent application disclose a kind of LED of good insulating.This LED comprises lamp holder, radiator, cell-shell, LED lamp bead and driver.This LED lamp bead is arranged on the front end of this radiator.This driver is arranged on the inside of this radiator.
It can thus be appreciated that, because driver is arranged in closed lamp body by this LED, thus make driver not only self produce heat cannot to distribute, also be subject to being arranged at the baking of the heat that LED light source on radiator produces.This just causes this driver to work at this high temperature for a long time, causes driving element ageing failure, thus causes whole lamp to lose efficacy.Therefore, the heat dissipation problem of LED driving element, has become one of principal element of restriction LED reliability.
Summary of the invention
In view of this, the illuminating LED lamp providing a kind of radiating efficiency high is necessary.
The technical scheme that the present invention proposes is: a kind of illuminating LED lamp, comprises lampshade, LED light source substrate, drives electronic component and heat dissipating housing.This LED light source substrate is provided with multiple LED light source.This lampshade establishes described LED light source.This heat dissipating housing is fixed on this lampshade.This heat dissipating housing is made up of thermally conductive materials.Described driving electronic component is electrically connected with described LED light source, and described driving electronic component is arranged on this heat dissipating housing.
Compared with prior art, this group drives electronic component to be arranged on this heat dissipating housing by this illuminating LED lamp, and this heat dissipating housing is fixed on this lampshade, make driver element and this LED luminescence unit thermal release of this illuminating LED lamp, thus the heat sent after reducing the energising of this LED light source substrate drives the impact of electronic component on this group.Be specially provided with for the heat dissipating housing for this group driving electronic element radiating owing to driving in this group on electronic component, this heat just making this group drive electronic component self to send after powered up can be arranged loose timely, in time for this group drives electronic component cooling, this provides for improved the radiating efficiency of this illuminating LED lamp, extend the life-span of LED light source and this group driving electronic component, whole lamp was not easily lost efficacy because of overheated.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of illuminating LED lamp first embodiment of the present invention.
Fig. 2 is the three-dimensional exploded view of illuminating LED lamp shown in Fig. 1.
Fig. 3 is the sectional view along A-A line in Fig. 1.
Description of reference numerals:
100 illuminating LED lamp 32 radiators
10 lampshade 322 end faces
11 opening 323 through holes
20LED light source substrate 34 lamp holder
22LED light source 40 drives electronic component
30 lamp body 42 input lines
44 output line 60 joint pins
50 heat dissipating housing 62 outer walls
52 bottom surface 63 through holes
54 encapsulated layer 70 reflector layers
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail.
Please refer to Fig. 1 and Fig. 3, this illuminating LED lamp 100 comprises lampshade 10, LED light source substrate 20, lamp body 30, a group and drives electronic component 40, heat dissipating housing 50, joint pin 60 and a reflector layer 70.This lampshade 10 is located on this LED light source substrate 20.This LED light source substrate 20 is arranged on this lamp body 30 end face.This group drives electronic component 40 to be arranged under this heat dissipating housing 50.This heat dissipating housing 50 is fixed on this lampshade 10.This joint pin 60 one end connects this lamp body 30, and the other end connects this heat dissipating housing 50.This reflector layer 70 is to being attached to outside this group driving electronic component 40 by LED light source substrate 20.This lampshade 10 is connected to form a chamber with this lamp body 30, drives electronic component 40, this joint pin 60 and this reflector layer 70 to receive in the chamber this LED light source substrate 20, this group.
Please refer to Fig. 2 and Fig. 3, this lampshade 10 is made up of high-termal conductivity transparent ceramic material.This lampshade 10 is in thin shell-like structure, and the inwall of this lampshade 10 is provided with light-scattering material.This LED light source substrate 20 is provided with multiple LED light source 22.This lampshade 10 is located at outside these LED light sources 22, the light-scattering material of this lampshade 10 inwall of light directive that this just makes this LED light source 22 send, and thus towards scattering outside this illuminating LED lamp 100.This lampshade 10 center of top is provided with a circular open 11, is fixedly connected with bottom this lampshade 10 with the top of this lamp body 30.
Please refer to Fig. 2 and Fig. 3, this lamp body 30 comprises radiator 32 and a lamp holder 34.This radiator 32 is arranged on the top of this lamp body 30.This radiator 32 is made up of heat-conducting.This radiator 32 comprises end face 322 and a through hole 323.This end face 322 is a plane.This through hole 323 is arranged on the central authorities of this end face 322.These LED light source substrate 20 central authorities are also provided with a through hole, and the through hole of this LED light source substrate 20 is corresponding with the through hole 323 of this radiator 32, make this LED light source substrate 20 be arranged on this radiator 32 end face 322 central authorities, and thermally coupled with this radiator 32.
Please refer to Fig. 2 and Fig. 3, this heat dissipating housing 50 is made up of high conductivity material, such as thermal conductive ceramic, aluminium flake etc.This heat dissipating housing 50 is roughly a circle shell-like structure.The external diameter of this heat dissipating housing 50 is less than the maximum outside diameter of this lampshade 10.The size of this heat dissipating housing 50 and the opening 11 of this lampshade 10 adapt.This heat dissipating housing 50 engages with the opening 11 of this lampshade 10, makes the end face of this heat dissipating housing 50 stretch out this lampshade 10 and contacting external air.This heat dissipating housing 50 1 bottom surface 52 and an encapsulated layer 54.This encapsulated layer 54 is arranged on the bottom of this heat dissipating housing 50.
Please refer to Fig. 3, this group drives electronic component 40 to be made up of chip electronic element.This driving electronic component 40 is provided with two input lines 42 and two output lines 44.These input lines 42 are for introducing this driving electronic component by civil power.These output lines 44 are for powering for this LED light source substrate 20.This driving electronic component 40 is thermally coupled with the bottom surface 52 of this heat dissipating housing 50, and is encapsulated by the encapsulated layer 54 of this heat dissipating housing 50 bottom being fixed on this heat dissipating housing 50.
Please refer to Fig. 2 and Fig. 3, this joint pin 60 column structure, and be made up of Heat Conduction Material.This joint pin 60 comprises an outer wall 62 and three through holes 63.This joint pin 60 one end is connected with this heat dissipating housing 50 Base Heat; The other end is connected with the middle part of this LED light source substrate 20, and described LED light source 22 becomes angularly evenly to arrange around one end of this joint pin 50.
Please refer to Fig. 2 and Fig. 3, the outer wall 62 of this joint pin 60 is provided with reflectorized material (not shown), after this illumination just making the LED light source 22 arranged around this joint pin 60 send is mapped to the outer wall 62 of this joint pin 60, launched towards the direction of this lampshade 10 by the reflection of this reflectorized material, thus improve the luminous flux of this illuminating LED lamp 100.These three through holes 63 are axially disposed within the end face central authorities of this joint pin 60.Two input lines 42 of this driving electronic component 40 are electrically connected with the lamp holder 34 be arranged on bottom this lamp body 60 through another through hole 63 of this joint pin 60 together, thus are introduced by civil power in this illuminating LED lamp 100.Two output lines 44 of this driving electronic component 40 are each passed through wherein two through holes 63 and are electrically connected with the both positive and negative polarity electrode tip (not shown) on this LED light source substrate 20.
Please refer to Fig. 3, this reflector layer 70 is made up of reflective material.This reflector layer 70 is attached to outside the encapsulated layer 54 of this heat dissipating housing 50.The light in this this heat dissipating housing 50 direction of group LED light source 22 directive reflects towards this lamp holder 34 direction by this reflector layer 70, and passes through the scattering of this lampshade 10, makes this illuminating LED lamp 100 realize wide-angle luminescence.
In sum, this group drives electronic component 40 to be arranged on this heat dissipating housing 50 by this illuminating LED lamp 100, and this heat dissipating housing 50 is fixed on this lampshade 10, make driver element and this LED luminescence unit thermal release of this illuminating LED lamp 100, thus the heat sent after reducing the energising of this LED light source substrate 20 drives the impact of electronic component 40 on this group.Be specially provided with for the heat dissipating housing 50 for the heat radiation of this group driving electronic component 40 owing to driving in this group on electronic component 40, this heat just making this group drive electronic component 40 self to send after powered up can be arranged loose timely, in time for this group drives electronic component 40 to lower the temperature, this provides for improved the radiating efficiency of this illuminating LED lamp 100, extend the life-span of LED light source 22 and this group driving electronic component 40, whole lamp was not easily lost efficacy because of overheated.
In addition, because this lampshade 10 inwall is provided with light-scattering material, the light sent after the energising of this LED light source substrate 20 projects the inwall of this lampshade 10, and diffuse to this illuminating LED lamp 100 surrounding thus, make to project this heat dissipating housing 50 ambient light and change direction through light heat sink material, its some light is projected towards the direction at this lampshade 10 top, guaranteeing this illuminating LED lamp 100 is arranged on this LED light source substrate 20 by this heat dissipating housing 50, also light can not be blocked and cause whole lamp top to occur obvious dark space.Further, this illuminating LED lamp 100 also arranges reflector layer 70 reflector layer 70 on this heat dissipating housing 50, this group drives electronic component 40 to be encapsulated by this reflector layer 70 reflector layer 70, thus the light that this LED light source 22 is sent is launched by the direction of this reflector layer 70 reflector layer 70 towards this lamp holder 34, thus this illuminating LED lamp 100 is made to realize wide-angle luminescence.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (11)
1. an illuminating LED lamp, comprise lampshade, LED light source substrate, drive electronic component, this LED light source substrate is provided with LED light source, this lampshade establishes described LED light source, it is characterized in that: also comprise heat dissipating housing, this heat dissipating housing is fixed on this lampshade, and this heat dissipating housing is made up of thermally conductive materials, described driving electronic component is electrically connected with described LED light source, and described driving electronic component is arranged on this heat dissipating housing.
2. illuminating LED lamp according to claim 1, is characterized in that: described driving electronic component is arranged on bottom this heat dissipating housing.
3. illuminating LED lamp according to claim 1, is characterized in that: this lampshade top is provided with opening, and the size of this heat dissipating housing and this opening adapt, and this heat dissipating housing is bonded together by this opening and this lampshade.
4. illuminating LED lamp according to claim 3, is characterized in that: the external diameter of this heat dissipating housing is less than the maximum external diameter of this lampshade.
5. illuminating LED lamp according to claim 1, is characterized in that: this lampshade is made up of high-termal conductivity transparent ceramic material, and this cover surface is provided with light scattering material.
6. illuminating LED lamp according to claim 1, it is characterized in that: also comprise joint pin, this heat dissipating housing is arranged on the central authorities at this lampshade top, and this heat dissipating housing is roughly round shell structure, this joint pin is connected with this heat dissipating housing and this LED light source substrate, is provided with through hole in this joint pin.
7. illuminating LED lamp according to claim 6, is characterized in that: one end of this joint pin is connected with the middle part of this LED light source substrate, and described LED light source is arranged around one end of this joint pin.
8. the illuminating LED lamp according to claim 1 or 7, is characterized in that: the bottom surface of this heat dissipating housing to being provided with encapsulated layer by LED light source, this encapsulated layer by described driving electronic package bottom this heat dissipating housing.
9. illuminating LED lamp according to claim 8, it is characterized in that: also comprise reflector layer, this reflector layer is made up of reflectorized material, this reflector layer is located at this encapsulated layer.
10. illuminating LED lamp according to claim 1, is characterized in that: also comprise radiator, and this radiator end face is a plane, and the end face of this radiator is connected with this LED light source substrate heat.
11. illuminating LED lamps according to claim 6, it is characterized in that: this driving electronic component comprises input and output, this input is electrically connected with this LED light source through the through hole of this joint pin, and the end face that this output passes the through hole of this joint pin, this LED light source substrate and this radiator is electrically connected with lamp holder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310637004.6A CN104676310A (en) | 2013-11-27 | 2013-11-27 | Illumination LED lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310637004.6A CN104676310A (en) | 2013-11-27 | 2013-11-27 | Illumination LED lamp |
Publications (1)
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CN104676310A true CN104676310A (en) | 2015-06-03 |
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Family Applications (1)
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CN201310637004.6A Pending CN104676310A (en) | 2013-11-27 | 2013-11-27 | Illumination LED lamp |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102913792A (en) * | 2012-10-25 | 2013-02-06 | 厦门立明光电有限公司 | LED (light-emitting diode) lamp for illumination |
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2013
- 2013-11-27 CN CN201310637004.6A patent/CN104676310A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102913792A (en) * | 2012-10-25 | 2013-02-06 | 厦门立明光电有限公司 | LED (light-emitting diode) lamp for illumination |
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Application publication date: 20150603 |