CN204573628U - A kind of LEDbulb lamp improving radiating efficiency - Google Patents
A kind of LEDbulb lamp improving radiating efficiency Download PDFInfo
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- CN204573628U CN204573628U CN201520102400.3U CN201520102400U CN204573628U CN 204573628 U CN204573628 U CN 204573628U CN 201520102400 U CN201520102400 U CN 201520102400U CN 204573628 U CN204573628 U CN 204573628U
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- cylindrical body
- led
- baseplate
- ledbulb lamp
- heat
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Abstract
The utility model discloses a kind of LEDbulb lamp improving radiating efficiency, comprise the lamp holder, radiation shell, LED-baseplate and the lampshade that connect successively, multiple heat-dissipating fins that described radiation shell comprises cylindrical body and arranges along cylindrical body circumference; Also comprise the power module be connected with lamp holder, power module is located in the cylindrical body of described radiation shell; Institute's cylindrical body is provided with the first ventilative space be communicated with inside and outside cylindrical body near one end of LED-baseplate, described cylindrical body is provided with the second ventilative space be communicated with inside and outside cylindrical body near one end of lamp holder.LEDbulb lamp of the present utility model, described power module is when LEDbulb lamp works, power module continues to produce heat, make the inside steady increase in temperature of cylindrical body, the air of high temperature flows out outside cylindrical body by the second ventilative space being positioned at cylindrical body upper end, the cold air being positioned at body exterior then flows into body interior by the first ventilative space being positioned at cylindrical body lower end, improves the radiating efficiency of LEDbulb lamp.
Description
Technical field
The utility model belongs to LED lamp technical field, is specifically related to a kind of LEDbulb lamp improving radiating efficiency.
Background technology
LED light source is acknowledged as 21 century lighting source most with prospects, and along with the development of LED technology, the specular removal of LED, super brightness, the innovation of panchromaticization development, it is more and more higher to the technical requirement of Design of Luminaires, application.How improving lamp structure, prolonging service lives of lamps, solve heat dissipation problem, save production cost, is the field that industry emphasis research and development always break through.
In the design of existing LED lamp bulb structure, radiator structure is the emphasis studied in the industry always.The radiating effect of light fixture is poor, then not only can affect light decay, also can affect lamp life, and namely serious even can cause light fixture " dead lamp " in a short time.Traditional radiating mode is mostly heat conduction by being produced by LED on radiator, reaches radiating effect by radiator with the heat exchange that naturally contacts of air.But this radiating mode radiating efficiency is lower, for lower-powered light fixture light fixture still can, once for the larger light fixture of power, its radiating effect just seems that grabbing the flap sees elbow.Someone was for reaching good radiating effect afterwards, was increased by the volume of radiator, although serve certain effect, this mode improves cost, and increases the volume of space hold, was not obviously optimal scheme.
In actual illumination, LEDbulb lamp is in order to replace traditional bulb lamp illumination.But although the light efficiency of LEDbulb lamp is very high, traditional bulb lamp that replace completely, still has any problem.In fact because the finite volume of bulb lamp, LEDbulb lamp cannot accomplish sufficiently high power, otherwise because integral heat sink ability causes lamp housing temperature too high not, finally causes the even dead lamp of the serious light decay of LED.If skin temperature is too high, both dangerously also can't pass security regulations.How under limited volume, strengthen the radiating efficiency of lamp outer casing, bulb lamp entirety, making the power energy security improvement of LEDbulb lamp to the brightness demand of enough traditional bulb lamps of replacement, to comprehensive replacement, is illuminating industry one urgent task greatly.
Utility model content
The purpose of this utility model is as solving above-mentioned the problems of the prior art, designs a kind of LEDbulb lamp being beneficial to raising radiating efficiency.
The technical scheme adopted for realizing the utility model object is: a kind of LEDbulb lamp improving radiating efficiency, comprise the lamp holder, radiation shell, LED-baseplate and the lampshade that connect successively, multiple heat-dissipating fins that described radiation shell comprises cylindrical body and arranges along cylindrical body circumference; Described lamp holder and LED-baseplate are located at the two ends of radiation shell respectively, and LED-baseplate is provided with some LED light-emitting components, and described lampshade is located in LED-baseplate; Also comprise the power module be connected with lamp holder, power module is located in the cylindrical body of described radiation shell; Institute's cylindrical body is provided with the first ventilative space be communicated with inside and outside cylindrical body near one end of LED-baseplate, described cylindrical body is provided with the second ventilative space be communicated with inside and outside cylindrical body near one end of lamp holder.
LEDbulb lamp of the present utility model, described power module is positioned at the cylindrical body of radiation shell, when LEDbulb lamp works, power module continues to produce heat, make the inside steady increase in temperature of cylindrical body, the air of high temperature is flowed out outside cylindrical body by the second ventilative space being positioned at cylindrical body upper end, and the cold air being positioned at body exterior then flows into body interior by the first ventilative space being positioned at cylindrical body lower end; Flow into by hot-air outflow, cold air the cross-ventilation formed, accelerate the flow velocity of air further, effectively take away the heat of body interior, substantially increase the radiating efficiency of the utility model LEDbulb lamp.
Preferably, described first ventilative space is formed as the gap between described cylindrical body bottom and LED-baseplate.
Preferably, described first ventilative space and/or the second ventilative space are the banded gap along the distribution of cylindrical body circumference.
Preferably, described heat-dissipating fin is distributed in all sides of cylindrical body radially.
Preferably, described heat-dissipating fin is provided with multiple louvre, and described louvre is multiple row arrangement along heat-dissipating fin above-below direction.
Preferably, described heat-dissipating fin and cylindrical body are for removably connecting or being one-body moldedly connected.
Preferably, described heat-dissipating fin is provided with flanging near one end of LED-baseplate, and flanging is provided with riveted holes.
Preferably, described LED-baseplate is directly riveted by described riveted holes and flanging.
Preferably, be provided with installation base plate between described LED-baseplate and described flanging, described installation base plate side is riveted by described riveted holes and described flanging, and described installation base plate opposite side installs described LED-baseplate.
LEDbulb lamp of the present utility model, for the problem that the heat radiation existed in prior art is bad, by arranging ventilative space at the upper and lower side of radiation shell, and radial heat-dissipating fin is set in the periphery of cylindrical body, fin arranges louvre, during LEDbulb lamp work, the LED light-emitting component being positioned at radiation shell lower end and the power module being positioned at cylindrical body all can continue to produce heat, these heat one dispel the heat by being delivered on radiation shell, its two air that can heat local space, makes air rise and forms the stack effect of free convection; Its ventilative space being positioned at cylindrical body upper and lower side has with the louvre be positioned on heat-dissipating fin the heat loss through convection being beneficial to air; Visible, the technical solution of the utility model very thus be conducive to improving the radiating efficiency of LEDbulb lamp.
Accompanying drawing explanation
Fig. 1 is the stereochemical structure view of the utility model embodiment LEDbulb lamp
Fig. 2 is the sectional view of the utility model embodiment LEDbulb lamp
Fig. 3 is the stereochemical structure view of the radiation shell of the utility model embodiment LEDbulb lamp
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
As shown in Figure 1, Figure 2 and Figure 3, the LEDbulb lamp of the present embodiment, comprise the lamp holder 5, radiation shell, LED-baseplate 3 and the lampshade 4 that connect successively, described lamp holder 5 and LED-baseplate 3 are located at the two ends of radiation shell respectively, LED-baseplate 3 is provided with some LED light-emitting components 31, and lampshade 4 covers in LED-baseplate 3.
Multiple heat-dissipating fins 2 that radiation shell comprises cylindrical body 1 and arranges along cylindrical body 1 circumference.
Also comprise the power module be connected with lamp holder 5, power module is located in the cylindrical body 1 of described radiation shell, and power module is used for providing power supply to the work of LED light-emitting component.
Institute's cylindrical body 1 is provided with the first ventilative space 12 be communicated with inside and outside cylindrical body 1 near one end of LED-baseplate 3, described cylindrical body 1 is provided with the second ventilative space 11 be communicated with inside and outside cylindrical body 1 near one end of lamp holder 5.
First ventilative space 12 is formed as the gap between cylindrical body 1 bottom and LED-baseplate 3.
First ventilative space 12 and the second ventilative space 11 are the banded gap along the distribution of cylindrical body 1 circumference.
Heat-dissipating fin 2 is distributed in all sides of cylindrical body 1 radially, and heat-dissipating fin 2 is provided with multiple louvre 21, and described louvre 21 is 2 row arrangements along heat-dissipating fin 2 above-below direction.
As shown in Figure 3, heat-dissipating fin 2 is provided with flanging 22 near one end of LED-baseplate 3, and flanging 22 is provided with riveted holes 220.LED-baseplate 3 and flanging 22 are riveted.
The LEDbulb lamp of the present embodiment, for the problem that the heat radiation existed in prior art is bad, by arranging ventilative space at the upper and lower side of radiation shell, and radial heat-dissipating fin is set in the periphery of cylindrical body, fin arranges louvre, during LEDbulb lamp work, the LED light-emitting component being positioned at radiation shell lower end and the power module being positioned at cylindrical body all can continue to produce heat, these heat one dispel the heat by being delivered on radiation shell, its two air that can heat local space, makes air rise and forms the stack effect of free convection; Its ventilative space being positioned at cylindrical body upper and lower side has with the louvre be positioned on heat-dissipating fin the heat loss through convection being beneficial to air.
Described power module is positioned at the cylindrical body of radiation shell, when LEDbulb lamp works, power module continues to produce heat, make the inside steady increase in temperature of cylindrical body, the air of high temperature is flowed out outside cylindrical body by the second ventilative space being positioned at cylindrical body upper end, and the cold air being positioned at body exterior then flows into body interior by the first ventilative space being positioned at cylindrical body lower end; Flow into by hot-air outflow, cold air the cross-ventilation formed, accelerate the flow velocity of air further, effectively take away the heat of body interior, substantially increase the radiating efficiency of the utility model LEDbulb lamp.
Visible, the technical solution of the utility model is very beneficial for the radiating efficiency improving LEDbulb lamp.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (9)
1. improve a LEDbulb lamp for radiating efficiency, it is characterized in that: comprise the lamp holder, radiation shell, LED-baseplate and the lampshade that connect successively, multiple heat-dissipating fins that described radiation shell comprises cylindrical body and arranges along cylindrical body circumference; Described lamp holder and LED-baseplate are located at the two ends of radiation shell respectively, and LED-baseplate is provided with some LED light-emitting components, and described lampshade is located in LED-baseplate; Also comprise the power module be connected with lamp holder, power module is located in the cylindrical body of described radiation shell; Institute's cylindrical body is provided with the first ventilative space be communicated with inside and outside cylindrical body near one end of LED-baseplate, described cylindrical body is provided with the second ventilative space be communicated with inside and outside cylindrical body near one end of lamp holder.
2. LEDbulb lamp according to claim 1, is characterized in that: described first ventilative space is the gap between described cylindrical body bottom and LED-baseplate.
3. LEDbulb lamp according to claim 1 and 2, is characterized in that: described first ventilative space and/or the second ventilative space are the banded gap along the distribution of cylindrical body circumference.
4. LEDbulb lamp according to claim 1, is characterized in that: described heat-dissipating fin is distributed in all sides of cylindrical body radially.
5. LEDbulb lamp according to claim 1, is characterized in that: described heat-dissipating fin is provided with multiple louvre, and described louvre is multiple row arrangement along heat-dissipating fin above-below direction.
6. LEDbulb lamp according to claim 1, is characterized in that: described heat-dissipating fin and cylindrical body are for removably connecting or being one-body moldedly connected.
7. LEDbulb lamp according to claim 1, is characterized in that: one end that described heat-dissipating fin connects LED-baseplate is provided with flanging, and flanging is provided with riveted holes.
8. LEDbulb lamp according to claim 7, is characterized in that: described LED-baseplate is directly riveted by described riveted holes and flanging.
9. LEDbulb lamp according to claim 7, it is characterized in that: between described LED-baseplate and described flanging, be provided with installation base plate, described installation base plate side is riveted by described riveted holes and described flanging, and described installation base plate opposite side installs described LED-baseplate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102400.3U CN204573628U (en) | 2015-02-11 | 2015-02-11 | A kind of LEDbulb lamp improving radiating efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102400.3U CN204573628U (en) | 2015-02-11 | 2015-02-11 | A kind of LEDbulb lamp improving radiating efficiency |
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| Publication Number | Publication Date |
|---|---|
| CN204573628U true CN204573628U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520102400.3U Expired - Fee Related CN204573628U (en) | 2015-02-11 | 2015-02-11 | A kind of LEDbulb lamp improving radiating efficiency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361675A (en) * | 2018-03-31 | 2018-08-03 | 江苏泓睿德智能科技有限公司 | A kind of heat dissipation device of LED lamp and preparation method thereof |
-
2015
- 2015-02-11 CN CN201520102400.3U patent/CN204573628U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361675A (en) * | 2018-03-31 | 2018-08-03 | 江苏泓睿德智能科技有限公司 | A kind of heat dissipation device of LED lamp and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20200211 |