CN202165935U - Improved radiating LED (light-emitting diode) advertising lamp - Google Patents
Improved radiating LED (light-emitting diode) advertising lamp Download PDFInfo
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- CN202165935U CN202165935U CN2011202418220U CN201120241822U CN202165935U CN 202165935 U CN202165935 U CN 202165935U CN 2011202418220 U CN2011202418220 U CN 2011202418220U CN 201120241822 U CN201120241822 U CN 201120241822U CN 202165935 U CN202165935 U CN 202165935U
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Abstract
The utility model discloses an improved radiating LED (light-emitting diode) advertising lamp which comprises an outer shell, an aluminum radiator, an LED lamp panel and an aluminum structural layer, wherein the LED lamp panel is made by taking an aluminum nitride structure layer as base materials, the aluminum radiator is arranged in an inner cavity of the outer shell, a plurality of LED lamps are arranged in front of the LED lamp panel, the LED lamps are electrically connected on conductive lines arranged in front of the LED lamp panel, the LED lamp panel is arranged in the inner cavity of the outer shell, the back surface of the LED lamp panel is fixed on the aluminum structural layer, the aluminum structural layer is fixed on the aluminum radiator, the LED lamp panel takes the aluminum nitride structure layer as the base materials and takes the aluminum structural layer as the conduction medium so as to conduct the heat generated by the LED lamps quickly, so that the heat generated by the LED lamps can be conducted to the radiator, the improved radiating LED advertising lamp has simple structure, low cost, quick radiating speed and good radiating effect, the luminous efficiency of the LED lamps of the LED lamp panel is improved, and the service life of the LED advertising lamp of the LED lamp panel is prolonged.
Description
Technical field
The utility model relates to the advertising lamp technical field, especially relates to a kind of LED advertising lamp that improves heat radiation.
Background technology
In the prior art; The LED advertising lamp is used for to billboard etc. illumination being provided; The LED advertising lamp comprises shell, LED lamp group and aluminium radiator, and LED lamp group comprises some LED lamps and by the printed circuit board (PCB) of epoxy plate as base material, and the LED lamp is welded in printed circuit board (PCB); LED lamp group and aluminium radiator are fixed in the shell, and LED lamp group is attached at aluminium radiator.And LED advertising lamp power is bigger, and during the work of LED advertising lamp, the heat that LED lamp group produces is more, and the temperature of LED lamp group is higher; Therefore, the LED advertising lamp need be provided with heat abstractors such as radiator, reduces the temperature of LED lamp group; But, in the prior art, the LED advertising lamp aluminium radiator that only is sticked at the back side of LED lamp group; Though aluminium radiator has certain radiating effect, the heat conduction velocity of aluminium radiator is slower, and radiating rate still can not satisfy the heat radiation requirement of LED advertising lamp; The radiating effect of LED advertising lamp is still undesirable, and the temperature of the LED lamp group of LED advertising lamp is still higher, therefore is necessary to improve.
Summary of the invention
To the deficiency that prior art exists, the purpose of the utility model provides a kind of LED advertising lamp that improves heat radiation, and it is simple in structure, and cost is low, and radiating rate is fast, good heat dissipation effect, the luminous efficiency of raising LED lamp, the service life of prolongation LED advertising lamp.
To achieve these goals, the technical scheme that the utility model adopted is.
A kind of LED advertising lamp that improves heat radiation; Comprise shell, aluminium radiator, in LED lamp plate and the constructed of aluminium layer of selecting for use the aln structure layer to process less as base material; The front that aluminium radiator is arranged at LED lamp plate in the inner chamber of shell is provided with some LED lamps, and each LED lamp is electrically connected on the conducting wire of the front that is arranged on the LED lamp plate, and the LED lamp plate is arranged in the inner chamber of shell; The constructed of aluminium layer is fixed at the back side of LED lamp plate, and the constructed of aluminium layer is fixed in aluminium radiator.
Said aln structure layer and constructed of aluminium layer are combined into a LED lamp plate.
The back side of said LED lamp plate is provided with a smooth portion, and the front surface of constructed of aluminium layer is attached at the smooth portion of LED lamp plate.
The top of said aluminium radiator is provided with a smooth portion, and the back surface of constructed of aluminium layer is attached at the smooth portion of aluminium radiator, and the bottom of aluminium radiator is provided with some fins.
Said constructed of aluminium layer is embedded at the top of aluminium radiator.
The front of said LED advertising lamp is provided with transmission lens, the transmission lens fixed housing.
Be provided with power module in the said LED advertising lamp, power module is electrically connected on the LED lamp plate.
After adopting said structure, the utility model is compared the advantage that is had with prior art and is: the LED lamp plate that the LED lamp plate of the utility model selects for use the aln structure layer to process as base material at least, and the LED lamp plate has good heat-conducting; Heat with the LED lamp conducts fast, and in addition, the utility model increases by a constructed of aluminium layer as the first order heat-conduction medium; The constructed of aluminium layer has higher thermal conductivity factor, and heat-transfer rate is fast, and the heat that produces when rapidly the LED lamp plate being worked is transmitted to aluminium radiator; It is considerably less to accumulate in LED lamp plate heat, guarantees that the LED lamp plate has lower temperature, and the utility model is simple in structure; Cost is low, and radiating rate is fast, good heat dissipation effect; Improve the luminous efficiency of the LED lamp of LED lamp plate, prolong the service life of the LED advertising lamp of LED lamp plate.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of the LED advertising lamp of the utility model.
Fig. 2 is the cutaway view Amplified image in AA cross section among this Fig. 1.
Fig. 3 is the decomposing schematic representation of the LED advertising lamp of the utility model.
Fig. 4 is the assembling sketch map of LED lamp plate, constructed of aluminium layer and the aluminium radiator of the utility model.
Among the figure: 1, shell 2, LED lamp plate 3, aluminium radiator 4, LED lamp 5, constructed of aluminium layer 6, fin 7, transmission lens 8, power module.
The specific embodiment
The following stated is merely the preferred embodiment of the utility model, does not therefore limit the protection domain of the utility model.
Embodiment; See that Fig. 1 is to shown in Figure 4: a kind of LED advertising lamp that improves heat radiation; Comprise shell 1, LED lamp plate 2 and aluminium radiator 3, the front of LED lamp plate 2 is provided with some LED lamps 4, and LED lamp plate 2 is provided with in the inner chamber of shell 1; The front of said LED advertising lamp is provided with transmission lens 7, transmission lens 7 fixed housings 1.Be provided with power module 8 in the LED advertising lamp, power module 8 is electrically connected on LED lamp plate 2.
The LED advertising lamp also comprises the LED lamp plate 2 and constructed of aluminium layer 5 of selecting for use the aln structure layer to process as base material.Aluminium nitride is ALN.
In preferred embodiments, LED lamp plate 2 is only selected the base material of aln structure layer as LED lamp plate 2 for use.
In another preferred embodiments, LED lamp plate 2 selects for use the aln structure layer that is combined into one up and down and constructed of aluminium layer 5 as LED lamp plate 2 base materials.
The front of LED lamp plate 2 is provided with some LED lamps 4; Each LED lamp 4 is electrically connected on the conducting wire of the front that is arranged on LED lamp plate 2, and the utility model is reference direction with shown in Figure 2, and LED lamp plate 2 is arranged in the inner chamber of shell 1; With select epoxy plate in the prior art for use and compare as the printed circuit board (PCB) of base material; The heat-transfer rate of the LED lamp plate of being processed as base material by the aln structure layer in the utility model 2 is faster, and heat conductivility is better, can be fast the heat of LED lamp and the conducting wire base material through LED lamp plate 2 be conducted; Reduce the temperature of LED lamp rapidly, radiating rate is fast.
The LED advertising lamp also comprises constructed of aluminium layer 5, and constructed of aluminium layer 5 is fixed at the back side of LED lamp plate 2, and constructed of aluminium layer 5 is fixed in aluminium radiator 3.The sheet material that constructed of aluminium layer 5 is processed for the aluminum or aluminum alloy material, constructed of aluminium layer 5 has higher thermal conductivity factor, and heat conductivility is higher.The utility model uses constructed of aluminium layer 5 as the first order heat-conducting medium, improves heat-transfer rate, reduces the temperature of LED lamp group rapidly; Use aluminium radiator 3 as the second order heat-conducting medium; Reduce the use amount of constructed of aluminium layer 5, reduce cost, whole heat-conducting effect is better.
The back side of said LED lamp plate 2 is provided with a smooth portion, and the front surface of constructed of aluminium layer 5 is attached at the smooth portion of LED lamp plate 2.Constructed of aluminium layer 5 closely contacts with LED lamp plate 2, and contact area is big, improves the conduction of velocity of heat, improves radiating efficiency.
The top of aluminium radiator 3 is provided with a smooth portion, and the back surface of constructed of aluminium layer 5 is attached at smooth portion, and the bottom of aluminium radiator 3 is provided with some fins 6.Constructed of aluminium layer 5 closely contacts with aluminium radiator 32, and contact area is big, improves the conduction of velocity of heat, improves radiating efficiency.
Said constructed of aluminium layer 5 is embedded at the top of aluminium radiator 3.
Constructed of aluminium layer 5 has higher thermal conductivity factor, and heat-transfer rate is fast, and the heat that produces during rapidly with 2 work of LED lamp plate is transmitted to aluminium radiator 3; It is considerably less to accumulate in LED lamp plate 2 heats, guarantees that LED lamp plate 2 has lower temperature, and the utility model is simple in structure; Cost is low, and radiating rate is fast, good heat dissipation effect; Improve the luminous efficiency of the LED lamp 4 of LED lamp plate 2, prolong the service life of the LED advertising lamp of LED lamp plate 2.
Above content is merely the preferred embodiment of the utility model; For those of ordinary skill in the art; According to the thought of the utility model, the part that on the specific embodiment and range of application, all can change, this description should not be construed as the restriction to the utility model.
Claims (7)
1. LED advertising lamp that improves heat radiation; Comprise shell (1) and aluminium radiator (3); Aluminium radiator (3) is arranged in the inner chamber of shell (1), it is characterized in that: also comprise LED lamp plate (2) and the constructed of aluminium layer (5) of selecting for use the aln structure layer to process as base material at least, the front of LED lamp plate (2) is provided with some LED lamps (4); Each LED lamp (4) is electrically connected on the conducting wire of the front that is arranged on LED lamp plate (2); LED lamp plate (2) is arranged in the inner chamber of shell (1), and constructed of aluminium layer (5) is fixed at the back side of LED lamp plate (2), and constructed of aluminium layer (5) is fixed in aluminium radiator (3).
2. a kind of LED advertising lamp that improves heat radiation according to claim 1 is characterized in that: said aln structure layer and constructed of aluminium layer (5) are combined into a LED lamp plate (2).
3. a kind of LED advertising lamp that improves heat radiation according to claim 1, it is characterized in that: the back side of said LED lamp plate (2) is provided with a smooth portion, and the front surface of constructed of aluminium layer (5) is attached at the smooth portion of LED lamp plate (2).
4. a kind of LED advertising lamp that improves heat radiation according to claim 1; It is characterized in that: the top of said aluminium radiator (3) is provided with a smooth portion; The back surface of constructed of aluminium layer (5) is attached at the smooth portion of aluminium radiator (3), and the bottom of aluminium radiator (3) is provided with some fins (6).
5. according to the described a kind of LED advertising lamp that improves heat radiation of one of claim 1 to 4, it is characterized in that: said constructed of aluminium layer (5) is embedded at the top of aluminium radiator (3).
6. a kind of LED advertising lamp that improves heat radiation according to claim 5, it is characterized in that: the front of said LED advertising lamp is provided with transmission lens (7), transmission lens (7) fixed housing (1).
7. a kind of LED advertising lamp that improves heat radiation according to claim 6 is characterized in that: be provided with power module (8) in the said LED advertising lamp, power module (8) is electrically connected on LED lamp plate (2).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202418220U CN202165935U (en) | 2011-07-11 | 2011-07-11 | Improved radiating LED (light-emitting diode) advertising lamp |
| PCT/CN2012/078481 WO2013007195A1 (en) | 2011-07-11 | 2012-07-11 | High-power led illumination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202418220U CN202165935U (en) | 2011-07-11 | 2011-07-11 | Improved radiating LED (light-emitting diode) advertising lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202165935U true CN202165935U (en) | 2012-03-14 |
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ID=45801758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202418220U Expired - Fee Related CN202165935U (en) | 2011-07-11 | 2011-07-11 | Improved radiating LED (light-emitting diode) advertising lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202165935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013007195A1 (en) * | 2011-07-11 | 2013-01-17 | 东莞巨扬电器有限公司 | High-power led illumination device |
| CN105976728A (en) * | 2016-06-27 | 2016-09-28 | 安庆市奥立德光电有限公司 | Heat-dissipating type LED display screen |
-
2011
- 2011-07-11 CN CN2011202418220U patent/CN202165935U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013007195A1 (en) * | 2011-07-11 | 2013-01-17 | 东莞巨扬电器有限公司 | High-power led illumination device |
| CN105976728A (en) * | 2016-06-27 | 2016-09-28 | 安庆市奥立德光电有限公司 | Heat-dissipating type LED display screen |
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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 |
Granted publication date: 20120314 Termination date: 20140711 |
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| EXPY | Termination of patent right or utility model |