CN204313091U - The soft bar lamp of LED - Google Patents
The soft bar lamp of LED Download PDFInfo
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- CN204313091U CN204313091U CN201420701386.4U CN201420701386U CN204313091U CN 204313091 U CN204313091 U CN 204313091U CN 201420701386 U CN201420701386 U CN 201420701386U CN 204313091 U CN204313091 U CN 204313091U
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- led
- fin
- flexible pcb
- bar lamp
- soft bar
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Abstract
The utility model relates to the soft bar lamp of a kind of LED.Above-mentioned LED is soft, and bar lamp comprises flexible PCB, LED and fin, and flexible PCB is strip, and LED is fixedly connected on flexible PCB, and LED is electrically connected with flexible PCB; The quantity of LED is multiple, and multiple LED is distributed on a flexible PCB; The quantity of fin is multiple, and multiple fin is all attached on flexible PCB, and has gap between multiple fin; A fin is corresponding with at least one LED, and fin lays respectively at the both sides of flexible PCB with corresponding LED.Fin is all attached on flexible PCB, there is not space between fin and flexible PCB, improves heat dispersion.Fin is multiple, and be respectively used to the heat radiation of corresponding LED, have gap between fin, the flexible PCB of gap location can play its bending ability to greatest extent, and fin can not cause adverse effect to bending, therefore improves bending ability.
Description
Technical field
The utility model relates to the technical field of light fixture, particularly relates to the soft bar lamp of a kind of LED.
Background technology
The soft bar lamp of general LED comprises FPCB (Flexible Printed Circuit Board, flexible printed circuit board), the copper foil plate of double-clad on FPCB, is affixed on LED on FPCB pad and other electronic devices and components.There are following two technical problems in the soft bar lamp of general LED:
1, be coated on the copper foil plate on FPCB, and often there is space between FPCB, heat dispersion is not good, and maintain the soft bar lamp of LED in 3 years to 5 years life-span, the power of single LEDs is only between 0.06W to 0.2W, and luminous flux is inadequate.If power is too high, the life-span of the soft bar lamp of corresponding LED also can shorten.
2, by the restriction of copper foil plate, the bending ability of the soft bar lamp of LED, overflexing or many places bend simultaneously, and LED is soft, and bar lamp easily damages, and can not meet the requirement to the bending ability of the soft bar lamp of LED when using under various circumstances.
Utility model content
Based on this, be necessary problem that is not good for heat dispersion and bending ability, a kind of perfect heat-dissipating and the soft bar lamp of the strong LED of bending ability are provided.
The soft bar lamp of a kind of LED, comprises flexible PCB, LED and fin;
Described flexible PCB is strip;
Described LED is fixedly connected on described flexible PCB, and described LED is electrically connected with described flexible PCB; The quantity of described LED is multiple, and multiple described LED is distributed on a described flexible PCB;
The quantity of described fin is multiple, and multiple described fin is all attached on described flexible PCB, and has gap between multiple described fin; A described fin is corresponding with LED described at least one, and described fin lays respectively at the both sides of described flexible PCB with corresponding described LED.
Wherein in an embodiment, described fin is aluminium flake, and/or the power of described LED is 0.2W to 1.0W.
Wherein in an embodiment, also comprise electronic devices and components, described electronic devices and components are fixedly connected on described flexible PCB, and described electronic devices and components are connected with described LED electrical by described flexible PCB.
Wherein in an embodiment, described electronic devices and components are constant current resistance, the quantity of described constant current resistance is multiple, a described LED is electrically connected with constant current resistance described at least one, described constant current resistance is close with the position of the described LED be electrically connected, and described constant current resistance is positioned at the same side of described flexible PCB with the described LED be electrically connected.
Wherein in an embodiment, also comprise Waterproof glue line, described Waterproof glue line is coated on the outside of the entirety that described flexible PCB, described LED, described fin and described electronic devices and components are formed.
Wherein in an embodiment, described fin is fixed on described flexible PCB by Sheet Metal Forming Technology, and the edge of described fin forms burr.
Wherein in an embodiment, multiple described fin and multiple described LED one_to_one corresponding, the distance between adjacent two described fin is described fin along 0.5 times to 2 times of the length of flexible PCB bearing of trend.
Wherein in an embodiment, multiple described fin and multiple described LED one_to_one corresponding, described fin is described fin perpendicular to 0.5 times to 4 times of length of flexible PCB bearing of trend along the length of flexible PCB bearing of trend.
Wherein in an embodiment, described flexible PCB has relative first surface and second surface, and the described LED of part is positioned on described first surface, and LED described in another part is positioned on described second surface; The described fin corresponding with the described LED be positioned on described first surface is positioned on described second surface, and the described fin corresponding with the described LED be positioned on described second surface is positioned on described first surface.
Wherein in an embodiment, described flexible PCB has relative first surface and second surface, and multiple described LED is all positioned on described first surface, and multiple described fin is all positioned on described second surface.
The soft bar lamp of above-mentioned LED, fin is all attached on flexible PCB, there is not space between fin and flexible PCB, improves heat dispersion.Fin is multiple, and be respectively used to the heat radiation of corresponding LED, have gap between fin, the flexible PCB of gap location can play its bending ability to greatest extent, and fin can not cause adverse effect to bending, therefore improves bending ability.
Accompanying drawing explanation
Fig. 1 is the side view of the soft bar lamp of an embodiment LED;
Fig. 2 is the rearview of the soft bar lamp of LED shown in Fig. 1;
Fig. 3 is the A place enlarged diagram of the soft bar lamp of LED shown in Fig. 1;
Fig. 4 is the B place enlarged diagram of the soft bar lamp of LED shown in Fig. 1;
Fig. 5 is the C place enlarged diagram of the soft bar lamp of LED shown in Fig. 1;
Fig. 6 is the D place enlarged diagram of the soft bar lamp of LED shown in Fig. 2.
Detailed description of the invention
For the ease of understanding the utility model, below with reference to relevant drawings, the soft bar lamp of LED is described more fully.The first-selected embodiment of LED soft bar lamp is given in accompanying drawing.But the soft bar lamp of LED can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the disclosure of the soft bar lamp of LED more comprehensively thorough.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in the description of the soft bar lamp of LED herein just in order to describe specific embodiment, is not intended to be restriction the utility model.
As shown in Figure 1 and Figure 2, the soft bar lamp 100 of the LED of an embodiment comprises flexible PCB 120, LED 140 and fin 160.Flexible PCB 120 is in strip.LED 140 is fixedly connected on flexible PCB 120, and LED 140 is electrically connected with flexible PCB 120.The quantity of LED 140 is multiple, and multiple LED 140 is distributed on a flexible PCB 120.The quantity of fin 160 is multiple, and multiple fin 160 is all attached on flexible PCB 120, and has gap between multiple fin 160.A fin 160 is corresponding with at least one LED 140, and fin 160 lays respectively at the both sides of flexible PCB 120 with corresponding LED 140.
Fin 160 is all attached on flexible PCB 120, there is not space, improve heat dispersion between fin 160 and flexible PCB 120.In one embodiment, fin 160 can be fixed on flexible PCB 120 by Sheet Metal Forming Technology.In other embodiments, fin 160 can be bonded on flexible PCB 120 by heat-conducting glue.Using fin 160 be aluminium flake as embodiment, the power of LED 140 can rise to 0.2W to 1.0W.The service life of the soft bar lamp 100 of LED also can maintain 3 years to 5 years.
Fin 160 is multiple, be respectively used to the heat radiation of corresponding LED 140, have gap between fin 160, the flexible PCB 120 of gap location can play its bending ability to greatest extent, fin 160 can not cause adverse effect to bending, therefore improves bending ability.
In the embodiment shown in Fig. 1, Fig. 2, flexible PCB 120 has relative first surface and second surface, and multiple LED 140 is all positioned on first surface, and multiple fin 160 is all positioned on second surface.In other embodiments, arranging of LED 140 can be more flexible as required, and such as part LED 140 is positioned on first surface, and another part LED 140 is positioned on second surface.The fin 160 corresponding with the LED140 be positioned on first surface is positioned on second surface, and the fin 160 corresponding with the LED 140 be positioned on second surface is positioned on first surface.
Wherein in an embodiment, LED is soft, and bar lamp 100 can also comprise electronic devices and components, and electronic devices and components are fixedly connected on flexible PCB 120, and electronic devices and components are electrically connected with LED 140 by flexible PCB 120.Further, electronic devices and components can be constant current resistance 180, the quantity of constant current resistance 180 is multiple, a LED 140 is electrically connected with at least one constant current resistance 180, constant current resistance 180 is close with the position of the LED 140 be electrically connected, and constant current resistance 180 is positioned at the same side of flexible PCB 120 with the LED 140 be electrically connected.In preferably embodiment, the position at fin 160 place covers the position of constant current resistance 180 correspondence.
Simultaneously shown in Figure 3, a constant current resistance 180 is electrically connected with a LED 140, and this constant current resistance 180 is close near the position of this LED 140, and the position at fin 160 place covers the position of constant current resistance 180 correspondence.Simultaneously shown in Figure 4, two constant current resistance 180 are electrically connected with a LED 140, and these two constant current resistance 180 positions all near this LED 140 are close, and the position at fin 160 place covers the position of constant current resistance 180 correspondence.Also can not connect constant current resistance 180 see Fig. 5, LED 140 simultaneously.
In order to reach the function of waterproof, wherein in an embodiment, LED is soft, and bar lamp 100 can also comprise Waterproof glue line (not shown), and Waterproof glue line is coated on the outside of the entirety that flexible PCB 120, LED 140, fin 160 and electronic devices and components are formed.To be fixed on by Sheet Metal Forming Technology at fin 160 in the embodiment on flexible PCB 120, the edge of fin 160 can form burr, and burr contacts with Waterproof glue line, adds the adhesive force of Waterproof glue line, and Waterproof glue line is not easily departed from.
In the present embodiment, multiple fin 160 is one to one with multiple LED 140.Wherein in an embodiment, the distance between adjacent two fin 160 is fin 160 along 0.5 times to 2 times of the length of flexible PCB 120 bearing of trend.Within the scope of this, heat dispersion and bending ability can be taken into account, make the two all reach higher level.Simultaneously see Fig. 6, wherein in an embodiment, fin 160 is fin 160 perpendicular to 0.5 times to 4 times of length of flexible PCB 120 bearing of trend along the length of flexible PCB 120 bearing of trend.Within the scope of this, heat dispersion and bending ability can be taken into account, make the two all reach higher level.
Above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. the soft bar lamp of LED, is characterized in that, comprise flexible PCB, LED and fin;
Described flexible PCB is strip;
Described LED is fixedly connected on described flexible PCB, and described LED is electrically connected with described flexible PCB; The quantity of described LED is multiple, and multiple described LED is distributed on a described flexible PCB;
The quantity of described fin is multiple, and multiple described fin is all attached on described flexible PCB, and has gap between multiple described fin; A described fin is corresponding with LED described at least one, and described fin lays respectively at the both sides of described flexible PCB with corresponding described LED.
2. the soft bar lamp of LED according to claim 1, is characterized in that, described fin is aluminium flake, and/or the power of described LED is 0.2W to 1.0W.
3. the soft bar lamp of LED according to claim 1, is characterized in that, also comprise electronic devices and components, and described electronic devices and components are fixedly connected on described flexible PCB, and described electronic devices and components are connected with described LED electrical by described flexible PCB.
4. the soft bar lamp of LED according to claim 3, it is characterized in that, described electronic devices and components are constant current resistance, the quantity of described constant current resistance is multiple, a described LED is electrically connected with constant current resistance described at least one, described constant current resistance is close with the position of the described LED be electrically connected, and described constant current resistance is positioned at the same side of described flexible PCB with the described LED be electrically connected.
5. the soft bar lamp of LED according to claim 3, is characterized in that, also comprise Waterproof glue line, and described Waterproof glue line is coated on the outside of the entirety that described flexible PCB, described LED, described fin and described electronic devices and components are formed.
6. the soft bar lamp of LED according to claim 5, is characterized in that, described fin is fixed on described flexible PCB by Sheet Metal Forming Technology, and the edge of described fin forms burr.
7. the soft bar lamp of LED according to claim 6, is characterized in that, multiple described fin and multiple described LED one_to_one corresponding, and the distance between adjacent two described fin is described fin along 0.5 times to 2 times of the length of flexible PCB bearing of trend.
8. the soft bar lamp of LED according to claim 6, it is characterized in that, multiple described fin and multiple described LED one_to_one corresponding, described fin is described fin perpendicular to 0.5 times to 4 times of length of flexible PCB bearing of trend along the length of flexible PCB bearing of trend.
9. the soft bar lamp of the LED according to any one of claim 1 to 8, it is characterized in that, described flexible PCB has relative first surface and second surface, and the described LED of part is positioned on described first surface, and LED described in another part is positioned on described second surface; The described fin corresponding with the described LED be positioned on described first surface is positioned on described second surface, and the described fin corresponding with the described LED be positioned on described second surface is positioned on described first surface.
10. the soft bar lamp of the LED according to any one of claim 1 to 8, it is characterized in that, described flexible PCB has relative first surface and second surface, and multiple described LED is all positioned on described first surface, and multiple described fin is all positioned on described second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701386.4U CN204313091U (en) | 2014-11-20 | 2014-11-20 | The soft bar lamp of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701386.4U CN204313091U (en) | 2014-11-20 | 2014-11-20 | The soft bar lamp of LED |
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| Publication Number | Publication Date |
|---|---|
| CN204313091U true CN204313091U (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420701386.4U Active CN204313091U (en) | 2014-11-20 | 2014-11-20 | The soft bar lamp of LED |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674132A (en) * | 2014-11-20 | 2016-06-15 | 深圳市裕富照明有限公司 | LED flexible strip light |
| WO2017024429A1 (en) * | 2015-08-07 | 2017-02-16 | 深圳市裕富照明有限公司 | Gas-filled led light bulb using smt |
-
2014
- 2014-11-20 CN CN201420701386.4U patent/CN204313091U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674132A (en) * | 2014-11-20 | 2016-06-15 | 深圳市裕富照明有限公司 | LED flexible strip light |
| WO2017024429A1 (en) * | 2015-08-07 | 2017-02-16 | 深圳市裕富照明有限公司 | Gas-filled led light bulb using smt |
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