CN201902885U - Light emitting diode (LED) lamp bulb with high heat dissipation performance - Google Patents
Light emitting diode (LED) lamp bulb with high heat dissipation performance Download PDFInfo
- Publication number
- CN201902885U CN201902885U CN2010206598340U CN201020659834U CN201902885U CN 201902885 U CN201902885 U CN 201902885U CN 2010206598340 U CN2010206598340 U CN 2010206598340U CN 201020659834 U CN201020659834 U CN 201020659834U CN 201902885 U CN201902885 U CN 201902885U
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- lamp holder
- hole
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 claims abstract description 58
- 239000002184 metal Substances 0.000 claims abstract description 58
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005286 illumination Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to the field of light emitting diode (LED) lighting, and discloses an LED lamp bulb with a high heat dissipation performance. The LED lamp bulb comprises a metal screw base for connecting external input power, a plastic lamp bracket, a driving power supply, an LED lamp panel, LEDs, a transparent shell and a metal reflective column, wherein the plastic lamp bracket is connected to one end of the metal screw base; the driving power supply is arranged in the plastic lamp bracket; the LED lamp panel is horizontally arranged in the plastic lamp bracket; the LEDs are annularly distributed on the top surface of the LED lamp panel; the transparent shell is connected to the top end face of the plastic lamp bracket; the outer surface of the metal reflective column is a reflective surface; the metal reflective column is vertically arranged in the transparent shell; and the LEDs are distributed around the metal reflective column. The LED lamp bulb has a better heat dissipation effect and a better illumination effect.
Description
Technical Field
The utility model relates to a LED illumination field especially relates to a LED bulb.
Background
LED light sources are increasingly used because of their low power consumption, long life and environmental benefits. The structure of the existing relatively general LED bulb is mainly shown in figure 1: the LED bulb consists of an LED lamp panel 102 in a closed light-transmitting envelope 101 and a driving power supply 103 disposed inside the bulb.
However, the LED bulb adopting the above structure generally has the following disadvantages:
the heat dissipation of the LED basically depends on the metal screw lamp cap 104 to dissipate heat, the heat dissipation effect is poor, the working performance of electronic components arranged inside the bulb and the service life of the LED bulb are reduced, and the application of the high-power LED bulb is greatly limited.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a first aim at: the LED bulb has the advantages of better heat dissipation effect and better light emitting effect.
The embodiment of the utility model provides a pair of LED bulb, characterized by, include: the LED lamp comprises a lamp cap, a lamp bracket, a driving power supply, an LED lamp panel, an LED, a light-transmitting shell and a metal reflecting column, wherein the lamp cap, the lamp bracket, the driving power supply, the LED lamp panel, the LED, the light-transmitting shell and the metal reflecting column are used for being connected with an external; wherein,
the lamp holder is connected with one end of the lamp holder,
the driving power supply is arranged in the lamp holder,
the LED lamp panel is horizontally arranged in the lamp holder,
the LEDs are distributed on the top surface of the LED lamp panel in an annular shape;
the light-transmitting shell is connected to the top end face of the lamp holder;
the outer surface of the metal reflective column is a reflective surface, the metal reflective column is vertically arranged inside the light-transmitting shell, and the LEDs are distributed around the metal reflective column.
Optionally, a through hole is arranged in the center of the metal reflective column,
the through hole penetrates through the top and the bottom of the metal reflective column.
Optionally, the metal reflective columns are aluminum metal reflective columns.
Optionally, heat dissipation holes are formed in the bottom and/or the side of the lamp holder.
Optionally, a through hole is provided at the top of the light-transmitting housing.
Optionally, a through hole is formed in the center of the metal reflective column, and the through hole penetrates through the top and the bottom of the metal reflective column;
a through hole is formed in the top of the light-transmitting shell;
heat dissipation holes are formed in the bottom and/or the side face of the lamp holder;
the metal reflecting column, the through hole of the light-transmitting shell and the heat dissipation hole of the lamp holder are communicated, and air convection can be formed.
Optionally, the part of the LED lamp panel, which is opposite to the through hole of the metal reflective column, is empty, and the LED lamp panel is annular.
Optionally, a heat dissipation member is further disposed in the through hole of the metal reflective pillar.
Optionally, the LEDs are distributed around the bottom of the metal reflective posts.
Optionally, the connection parts of the light-transmitting casing and the lamp holder are respectively provided with a matched buckle part, and the light-transmitting casing and the lamp holder are connected through a buckle.
It can be seen from the above that, use the technical scheme of this embodiment, owing to be provided with an upright reflection of light post in the LED of cyclic annular distribution, when LED luminous, the surface of this metal reflection of light post can outwards reflect the LED light of receiving for LED's illumination area is wider, and luminous effect is better.
In addition, the reflecting column is made of metal, so the reflecting column not only has the function of reflecting light, but also can be used as a large-scale heat dissipation medium, the heat dissipation effect of the LED bulb is improved, the working performance of electronic components in the bulb and the service life of the LED bulb are favorably improved, and the popularization and the application of the high-power LED bulb are especially favorably realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:
FIG. 1 is a schematic structural diagram of an LED bulb in the prior art;
fig. 2 is a schematic structural diagram of an LED bulb provided in embodiment 1 of the present invention;
fig. 3 is a schematic view of an assembly structure of an LED bulb provided in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of an LED bulb according to embodiment 2 of the present invention;
fig. 5 is an assembly structure schematic diagram of an LED bulb provided in embodiment 2 of the present invention.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided to explain the invention, but not to limit the invention.
Example 1:
referring to fig. 2 and 3, the LED bulb provided in this embodiment mainly includes the following components: the LED lamp comprises a lamp cap 201, a lamp holder 202, a driving power supply 203, an LED lamp panel 204, an LED205, a light-transmitting shell 206 and a metal reflective column 207.
Wherein, this lamp holder 202 can set to the connected mode of buckle, but in order to make to connect more conveniently, makes the radiating effect better number simultaneously, can will choose for use metal screw lamp holder, and not only aspect user's installation like this is favorable to the heat dissipation in addition.
In order to make the design simple and to facilitate the electrical performance of safety and insulation, a plastic lamp holder may be used as the lamp holder 202 of this embodiment.
The connection relation of each component is as follows: the bottom end of the lamp holder 201 is provided with a commercial power connecting part 2011, the top end of the lamp holder 201 can be connected with the lamp holder 202, the lamp holder 202 is fixed at the top end of the lamp holder 201, a concave part is arranged inside the lamp holder 202, and the driving power supply 203, the LED bulb and the like are accommodated on the concave part of the lamp holder 202. The driving power source 203 can be disposed in the recess of the lamp holder 202 in a horizontal or vertical manner, and the LED lamp panel 204 is disposed in the recess of the lamp holder 202 in a horizontal manner for illumination. The LEDs 205 are distributed on the top surface of the LED lamp panel 204 in an annular shape (generally, but not limited to, circular), so that the light emitting surface of the LEDs 205 faces upward to realize external illumination. The metal reflective columns 207 are vertically disposed inside the light-transmissive housing 206, such that the annular LEDs 205 are distributed around the metal reflective columns 207, and the outer surface of the metal reflective columns 207 is a reflective surface.
Therefore, by applying the technical scheme of the embodiment, since the upright reflective column 207 is arranged in the annularly distributed LEDs 205, when the LEDs 205 emit light, the surface of the metallic reflective column can reflect the received light of the LEDs 205 outwards, so that the illumination area of the LEDs 205 is wider, and the light emitting effect is better.
In addition, because the reflecting column 207 is made of metal, the reflecting column not only has a reflecting function, but also can be used as a large-scale heat dissipation medium, so that the heat dissipation effect of the LED bulb is improved, the working performance of electronic components in the bulb and the service life of the LED bulb are favorably improved, and the popularization and the application of the high-power LED bulb are especially favorably realized.
In addition, the metal reflective column 207 can be made of various metals with good heat dissipation performance, and in the embodiment, an aluminum/aluminum alloy material is preferably used, which is not only beneficial to heat dissipation, but also beneficial to miniaturization and lightweight design of the LED bulb.
It should be noted that, in this embodiment, the concave portion of the lamp holder 202 may be configured as a flat-table type, or the concave portion may be configured as a step-like shape as shown in fig. 2 and 3 in order to make the LED light bulb more beautiful in appearance, smaller in volume, and more convenient to mount. When mounted, the LED driving power source 203 may be disposed under the bottom step of the recess or may be disposed above the step 2021 of the recess depending on the size of the LED driving power source 203.
In addition, in the present embodiment, the LEDs 205 are distributed around the bottom of the metal reflective column 207, but the present invention is not limited thereto.
In addition, in order to facilitate the installation of the LED light bulb, the light-transmitting housing 206 and the lamp holder 202 may be provided with a convex portion 2061 and a concave portion 2022 which are matched with each other, respectively, at the positions where the light-transmitting housing 206 and the lamp holder 202 are matched with each other, and the housing 206 and the lamp holder 202 may be connected by the mutual matching and snapping of the convex portion 2061 and the concave portion 2022.
Example 2:
referring to fig. 4 and 5, this embodiment provides an LED bulb with better heat dissipation performance based on embodiment 1, and the differences with respect to embodiment 1 are as follows:
a through hole 4071 is provided in the center of the metal reflective pillar 407 in this embodiment, and the through hole 4071 penetrates through the top and the bottom of the metal reflective pillar 407, so that two ends at the center of the metal reflective pillar are communicated in a hollow manner.
In addition, a through hole 4061 may be provided at the top of the housing 406, and the through hole 4061 at the top of the housing 406 is preferably aligned with the through hole 4071 of the metal reflective pillar 407.
The part of the LED lamp panel opposite to the through hole 4071 of the metal reflective post 407 is empty, so that the LED lamp panel is designed in an annular shape.
Therefore, the design can be designed, so that the metal reflecting column 407, the through hole 4061 of the light-transmitting shell 406 and the heat dissipation holes 4021 on the lamp holder 402 are the same, and when the LED bulb works to generate heat, air convection is formed from the top and the bottom of the bulb, which is beneficial to the effective heat dissipation of the LED bulb.
In addition, in order to further improve the heat dissipation performance of the LED light bulb of the present embodiment, a heat dissipation member, such as, but not limited to, a fin heat sink, or the like, may be disposed in the through hole 4071 of the metal reflective pillar 407, so that the heat dissipation performance of the LED light bulb may be improved, and the appearance of the LED light bulb may be ensured.
It should be noted that fig. 4 and 5 are only one preferred structure of the LED light bulb of the present embodiment, and those skilled in the art can, from the preferred structure of the present embodiment, perform any single operation or any combination of the following technical solutions, and can obtain a heat dissipation effect greatly improved compared with the prior art:
a through hole 4071 is formed in the center of the metal reflective column 407, and the through hole 4071 penetrates through the top and the bottom of the metal reflective column 407, so that two ends of the center of the metal reflective column are communicated in a hollow manner;
a through hole 4061 is formed in the top of the housing 406, preferably such that the through hole 4061 in the top of the housing 406 is opposite to the through hole 4071 of the metal reflective pillar 407;
the part of the LED lamp panel, which is opposite to the through hole 4071 of the metal reflective column 407, is empty, so that the LED lamp panel is designed in an annular shape; heat dissipation holes 4021 may be further formed in the bottom and/or sides of the lamp holder 402.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. An LED bulb, characterized by comprising: the LED lamp comprises a lamp cap, a lamp bracket, a driving power supply, an LED lamp panel, an LED, a light-transmitting shell and a metal reflecting column, wherein the lamp cap, the lamp bracket, the driving power supply, the LED lamp panel, the LED, the light-transmitting shell and the metal reflecting column are used for being connected with an external; wherein,
the lamp holder is connected with one end of the lamp holder,
the driving power supply is arranged in the lamp holder,
the LED lamp panel is horizontally arranged in the lamp holder,
the LEDs are distributed on the top surface of the LED lamp panel in an annular shape;
the light-transmitting shell is connected to the top end face of the lamp holder;
the outer surface of the metal reflective column is a reflective surface, the metal reflective column is vertically arranged inside the light-transmitting shell, and the LEDs are distributed around the metal reflective column.
2. The LED bulb as set forth in claim 1,
a through hole is arranged in the center of the metal reflecting column,
the through hole penetrates through the top and the bottom of the metal reflective column.
3. The LED bulb as set forth in claim 1,
the metal reflective column is an aluminum metal reflective column.
4. The LED bulb as set forth in claim 1,
and heat dissipation holes are formed in the bottom and/or the side face of the lamp holder.
5. The LED bulb as set forth in claim 1,
and a through hole is formed in the top of the light-transmitting shell.
6. The LED bulb as set forth in claim 1,
a through hole is formed in the center of the metal reflecting column and penetrates through the top and the bottom of the metal reflecting column;
a through hole is formed in the top of the light-transmitting shell;
heat dissipation holes are formed in the bottom and/or the side face of the lamp holder;
the metal reflecting column, the through hole of the light-transmitting shell and the heat dissipation hole of the lamp holder are communicated, and air convection can be formed.
7. An LED bulb as claimed in any one of claims 2 to 6,
the LED lamp panel is just right the position of the through-hole of metal reflection of light post is empty, the LED lamp panel is cyclic annular.
8. An LED bulb as claimed in any one of claims 2 to 6,
and a heat dissipation part is also arranged in the through hole of the metal reflecting column.
9. An LED bulb as claimed in any one of claims 1 to 6,
the LEDs are distributed around the bottom of the metal reflective column.
10. An LED bulb as claimed in any one of claims 1 to 6,
the connecting parts of the light-transmitting shell and the lamp holder are respectively provided with matched buckle parts, and the light-transmitting shell and the lamp holder are connected through a buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206598340U CN201902885U (en) | 2010-03-23 | 2010-12-09 | Light emitting diode (LED) lamp bulb with high heat dissipation performance |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020140374.0 | 2010-03-23 | ||
| CN201020140374 | 2010-03-23 | ||
| CN2010206598340U CN201902885U (en) | 2010-03-23 | 2010-12-09 | Light emitting diode (LED) lamp bulb with high heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902885U true CN201902885U (en) | 2011-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206598340U Expired - Fee Related CN201902885U (en) | 2010-03-23 | 2010-12-09 | Light emitting diode (LED) lamp bulb with high heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201902885U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679222A (en) * | 2012-05-19 | 2012-09-19 | 广州欧科廷光电照明股份有限公司 | LED (light-emitting diode) lamp for radiating heat by using ultrasonic waves |
| CN102720973A (en) * | 2012-07-12 | 2012-10-10 | 英飞特光电（杭州）有限公司 | Light-emitting diode (LED) lamp |
| CN102980063A (en) * | 2012-11-13 | 2013-03-20 | 黄超 | An LED lamp with a convection channel passing through a light source substrate |
| CN103363360A (en) * | 2013-07-26 | 2013-10-23 | 上海顿格电子贸易有限公司 | High-power and large-angle light distribution LED (Light Emitting Diode) bulb |
| WO2014023103A1 (en) * | 2012-08-10 | 2014-02-13 | 厦门星际电器有限公司 | Omnidirectional led light |
| WO2014201598A1 (en) * | 2013-06-17 | 2014-12-24 | 欧普照明股份有限公司 | Led lamp |
| WO2018166278A1 (en) * | 2017-03-13 | 2018-09-20 | 正屋(厦门)电子有限公司 | Led bulb light with dual bulb housing |
-
2010
- 2010-12-09 CN CN2010206598340U patent/CN201902885U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679222A (en) * | 2012-05-19 | 2012-09-19 | 广州欧科廷光电照明股份有限公司 | LED (light-emitting diode) lamp for radiating heat by using ultrasonic waves |
| CN102679222B (en) * | 2012-05-19 | 2014-08-06 | 广州欧科廷光电照明股份有限公司 | LED (light-emitting diode) lamp for radiating heat by using ultrasonic waves |
| CN102720973A (en) * | 2012-07-12 | 2012-10-10 | 英飞特光电（杭州）有限公司 | Light-emitting diode (LED) lamp |
| CN102720973B (en) * | 2012-07-12 | 2015-04-29 | 浙江思朗照明有限公司 | Light-emitting diode (LED) lamp |
| WO2014023103A1 (en) * | 2012-08-10 | 2014-02-13 | 厦门星际电器有限公司 | Omnidirectional led light |
| CN102980063A (en) * | 2012-11-13 | 2013-03-20 | 黄超 | An LED lamp with a convection channel passing through a light source substrate |
| WO2014201598A1 (en) * | 2013-06-17 | 2014-12-24 | 欧普照明股份有限公司 | Led lamp |
| CN103363360A (en) * | 2013-07-26 | 2013-10-23 | 上海顿格电子贸易有限公司 | High-power and large-angle light distribution LED (Light Emitting Diode) bulb |
| WO2018166278A1 (en) * | 2017-03-13 | 2018-09-20 | 正屋(厦门)电子有限公司 | Led bulb light with dual bulb housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20121209 |