CN201916880U - LED bulb heat radiator and LED bulb provided with same - Google Patents
LED bulb heat radiator and LED bulb provided with same Download PDFInfo
- Publication number
- CN201916880U CN201916880U CN2010206566496U CN201020656649U CN201916880U CN 201916880 U CN201916880 U CN 201916880U CN 2010206566496 U CN2010206566496 U CN 2010206566496U CN 201020656649 U CN201020656649 U CN 201020656649U CN 201916880 U CN201916880 U CN 201916880U
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- led bulb
- cylindrical shell
- metal tube
- heat radiator
- heat radiation
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED (light-emitting diode) bulb heat radiator and an LED bulb provided with the LED bulb heat radiator. The LED bulb heat radiator is provided with a metal pipe cylinder body, the metal pipe cylinder body is a cavity, and a plurality of radiating pipe cavities are longitudinally formed on the circumferential wall of the metal pipe cylinder body; the LED bulb comprises a burner, an insulator, a heat radiator, a metal fixing plate, an LED lamp bead plate and a lampshade, wherein the heat radiator is arranged between the insulator and the metal fixing plate. The LED bulb heat radiator described by the utility model has a simple structure, is integrally molded with aluminum alloy, and is convenient to process; a plurality of radiating pipe cavities are longitudinally formed on the circumferential wall of the heat radiator, so that the thermal convection effect of a chimney is scientifically employed and good heat radiation effect is achieved; and wavelike curves on the circumferential outer wall or radially-arranged fins -are incorporated into the LED bulb heat radiator, so that the heat radiation effect is further improved.
Description
Technical field
The utility model relates to a kind of LED bulb heat radiation device and has the LED bulb of this radiator, belongs to the LED lighting field.
Background technology
At present, led light source occupies more and more important position as a kind of environmental protection and energy saving light source in lighting field, its compare with traditional lighting light source such as fluorescent lamp incandescent lamp etc. have the luminous efficiency height, advantages such as long-lived durable, energy-conserving and environment-protective, so More and more factories is put in the exploitation that various LED lamps use.
The popular direction that the LED bulb is used as led light source, it is the focus that each producer drops into research always, with regard to the LED bulb, light decay appears in LED lamp pearl easily under higher temperature, its radiating effect directly influences its result of use and life-span, for this reason, existing LED bulb is typically equipped with the radiator auxiliary heat dissipation.Chinese patent CN200720154229.6 discloses a kind of LED bulb heat radiation device, it comprises the tubular cooler body of aluminium matter, on the tube wall of radiator body, be processed to form the fin that several are radial arrangement, fin can increase area of dissipation, such radiator possesses certain radiating effect, but it is less relatively that its heat radiation process air flows, and fails to form stack effect, and radiating effect does not meet the requirements yet.Also has another kind of LED bulb heat radiation device, its it comprise the tubular cooler body of aluminium matter, on the tube wall of radiator body, be processed to form the wave curved surface, the open LED bulb heat radiation device radiating effect of this kind radiator effect and above-mentioned Chinese patent CN200720154229.6 is similar, its heat radiation process air flows less relatively, still fail to form stack effect, radiating effect does not meet the requirements yet.
The utility model content
The purpose of this utility model is at the problems referred to above weak point, and a kind of a kind of LED bulb heat radiation device that chimney heat loss through convection effect has great heat radiation effect of using is provided.
In order to achieve the above object, the utility model is by the following technical solutions:
A kind of LED bulb heat radiation device, it has a metal tube cylindrical shell, is a cavity in this metal tube cylindrical shell, vertically is provided with some heat radiation tube chambers in the circumferential wall of described metal tube cylindrical shell.
The outer circumferential walls of above-mentioned metal tube cylindrical shell is for being wavy curved surface; The outer circumferential walls of perhaps above-mentioned metal tube cylindrical shell is the fin that is radial arrangement.
Further, above-mentioned metal tube cylindrical shell is the aluminium-alloy pipe cylindrical shell.
Another purpose of the present utility model is, a kind of LED bulb that adopts above-mentioned radiator great heat radiation effect is provided, its by the following technical solutions:
A kind of LED bulb, comprise lamp holder, insulating part, radiator, metal fixed head, LED lamp pearl plate and lampshade, described radiator is located between insulating part and the metal fixed head, it has a metal tube cylindrical shell, be a cavity in this metal tube cylindrical shell, vertically be provided with some heat radiation tube chambers in the circumferential wall of described metal tube cylindrical shell.
The outer circumferential walls of above-mentioned metal tube cylindrical shell is for being wavy curved surface; The outer circumferential walls of perhaps above-mentioned metal tube cylindrical shell is the fin that is radial arrangement.
Further, above-mentioned metal tube cylindrical shell is the aluminium-alloy pipe cylindrical shell; Above-mentioned metal fixed head is the aluminium alloy fixed head.
The utility model is simple in structure, vertically is provided with some heat radiation tube chambers in the circumferential wall of radiator, has scientifically used chimney heat loss through convection effect, has great heat radiation effect; And adopting the LED bulb heat radiation of this radiator respond well, long service life is assembled easy to process.
Description of drawings
Fig. 1 is the utility model embodiment 1 described heat spreader structures front view.
Fig. 2 is the utility model embodiment 1 described heat spreader structures cutaway view.
Fig. 3 is the utility model embodiment 1 described heat spreader structures vertical view.
Fig. 4 is the utility model embodiment 1 described heat spreader structures stereogram.
Fig. 5 is the utility model embodiment 2 described LED bulb structure front views.
Fig. 6 is the utility model embodiment 2 described LED bulb structure cutaway views.
Fig. 7 is the utility model embodiment 2 described LED bulb structure vertical views.
Fig. 8 is the utility model embodiment 2 described LED bulb structure stereograms.
Fig. 9 is the utility model embodiment 2 described LED bulb structure explosive views.
Below come the utility model is further described by the drawings and specific embodiments:
The specific embodiment
Shown in Fig. 1 to 4, LED bulb heat radiation device 1 described in the utility model, it has a metal tube cylindrical shell, is a cavity 11 in this metal tube cylindrical shell, vertically is provided with some heat radiation tube chambers 13 in the circumferential wall 12 of described metal tube cylindrical shell.
In order further to improve radiating effect, increase area of dissipation, the outer circumferential walls of above-mentioned metal tube cylindrical shell is for being wavy curved surface 14, shown in Fig. 1,3 and 4; The outer circumferential walls of perhaps above-mentioned metal tube cylindrical shell is the fin (not drawing among the figure) that is radial arrangement.
Further, above-mentioned metal tube cylindrical shell is the aluminium-alloy pipe cylindrical shell.Should be noted that above-mentioned metal tube cylindrical shell can be copper pipe cylindrical shell or other tube cylinder.And the aluminium-alloy pipe cylindrical shell is a preferred forms.
LED bulb heat radiation device described in the utility model is simple in structure, adopts the extrusion modling of aluminium alloy one, and is easy to process, vertically is provided with some heat radiation tube chambers in the circumferential wall of radiator, scientifically used chimney heat loss through convection effect, has great heat radiation effect.Simultaneously in conjunction with the wavy curved surface of outer circumferential walls or be the fin of radial arrangement, further improve radiating effect.
Shown in Fig. 5 to 9, LED bulb described in the utility model comprises lamp holder 2, insulating part 3, radiator 1, metal fixed head 4, LED lamp pearl plate 5 and lampshade 6.Its structure is as follows:
As shown in Figure 9, below the described lamp holder insulating part is set, below the described metal fixed head 4 LED lamp pearl plate 5 and lampshade 6 are installed, described radiator is located between insulating part 3 and the metal fixed head 4, it has a metal tube cylindrical shell, be a cavity 11 in this metal tube cylindrical shell, vertically be provided with some heat radiation tube chambers 13 in the circumferential wall 12 of described metal tube cylindrical shell.
In order further to improve radiating effect, increase area of dissipation, the outer circumferential walls of above-mentioned metal tube cylindrical shell is for being wavy curved surface 14; The outer circumferential walls of perhaps above-mentioned metal tube cylindrical shell is the fin that is radial arrangement.
Further, above-mentioned metal tube cylindrical shell is the aluminium-alloy pipe cylindrical shell; Above-mentioned metal fixed head is the aluminium alloy fixed head.Should be noted that above-mentioned metal tube cylindrical shell can be copper pipe cylindrical shell or other tube cylinder, above-mentioned metal fixed head is copper fixed head or other metal fixed head.
LED bulb structure described in the utility model is simple, and its radiator adopts the extrusion modling of aluminium alloy one, and is easy to process, vertically is provided with some heat radiation tube chambers in the circumferential wall of radiator, scientifically used chimney heat loss through convection effect, has great heat radiation effect.Simultaneously in conjunction with the wavy curved surface of outer circumferential walls or be the fin of radial arrangement, further improve radiating effect.During the work of LED bulb, the heat that LED lamp pearl plate is produced is passed to the metal fixed head, the metal fixed head is the heat transferred radiator then, radiator is distributed to heat in the air at last, owing to vertically be provided with some heat radiation tube chambers in the circumferential wall of radiator, the intraluminal hot-air that dispels the heat rises, and its underpart is supplements cold continuously, thereby take away heat rapidly, improve radiating effect.
Claims (9)
1. LED bulb heat radiation device, it has a metal tube cylindrical shell, is a cavity in this metal tube cylindrical shell, it is characterized in that: vertically be provided with some heat radiation tube chambers in the circumferential wall of described metal tube cylindrical shell.
2. LED bulb heat radiation device according to claim 1 is characterized in that: the outer circumferential walls of described metal tube cylindrical shell is for being wavy curved surface.
3. LED bulb heat radiation device according to claim 1 is characterized in that: the outer circumferential walls of described metal tube cylindrical shell is the fin that is radial arrangement.
4. LED bulb heat radiation device according to claim 1 is characterized in that: described metal tube cylindrical shell is the aluminium-alloy pipe cylindrical shell.
5. LED bulb, comprise lamp holder, insulating part, radiator, metal fixed head, LED lamp pearl plate and lampshade, it is characterized in that, described radiator is located between insulating part and the metal fixed head, it has a metal tube cylindrical shell, be a cavity in this metal tube cylindrical shell, vertically be provided with some heat radiation tube chambers in the circumferential wall of described metal tube cylindrical shell.
6. LED bulb according to claim 5 is characterized in that: the outer circumferential walls of described metal tube cylindrical shell is for being wavy curved surface.
7. LED bulb according to claim 5 is characterized in that: the outer circumferential walls of described metal tube cylindrical shell is the fin that is radial arrangement.
8. LED bulb according to claim 5 is characterized in that: described metal tube cylindrical shell is the aluminium-alloy pipe cylindrical shell.
9. LED bulb according to claim 5 is characterized in that: described metal fixed head is the aluminium alloy fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206566496U CN201916880U (en) | 2010-12-11 | 2010-12-11 | LED bulb heat radiator and LED bulb provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206566496U CN201916880U (en) | 2010-12-11 | 2010-12-11 | LED bulb heat radiator and LED bulb provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201916880U true CN201916880U (en) | 2011-08-03 |
Family
ID=44416675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206566496U Expired - Fee Related CN201916880U (en) | 2010-12-11 | 2010-12-11 | LED bulb heat radiator and LED bulb provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201916880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606999A (en) * | 2012-04-01 | 2012-07-25 | 无锡优塑美科技有限公司 | LED bulb radiator |
| CN113284708A (en) * | 2021-04-09 | 2021-08-20 | 国网四川省电力公司电力科学研究院 | Power transformer oil heat dissipation system with three-dimensional discrete extended surface |
-
2010
- 2010-12-11 CN CN2010206566496U patent/CN201916880U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606999A (en) * | 2012-04-01 | 2012-07-25 | 无锡优塑美科技有限公司 | LED bulb radiator |
| CN113284708A (en) * | 2021-04-09 | 2021-08-20 | 国网四川省电力公司电力科学研究院 | Power transformer oil heat dissipation system with three-dimensional discrete extended surface |
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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: 20110803 Termination date: 20111211 |