CN102509520B - Ventilating and heat-radiating structure and heat-radiating method of LED (light-emitting diode) display screen - Google Patents
Ventilating and heat-radiating structure and heat-radiating method of LED (light-emitting diode) display screen Download PDFInfo
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- CN102509520B CN102509520B CN 201110350023 CN201110350023A CN102509520B CN 102509520 B CN102509520 B CN 102509520B CN 201110350023 CN201110350023 CN 201110350023 CN 201110350023 A CN201110350023 A CN 201110350023A CN 102509520 B CN102509520 B CN 102509520B
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Abstract
The invention relates to a ventilating and heat-radiating structure and a heat-radiating method of an LED (light-emitting diode) display screen. The ventilating and heat-radiating structure comprises an LED module and a plurality of vent holes, wherein a plurality of the vent holes are formed on the LED module in array, and each vent hole penetrates through the LED module; the spaces on two sides of the LED module are communicated together through the vent holes so that the air on one side of the LED module can flow to the other side of the LED module through the vent holes; and when the air flows from one side of the LED module to the other side of the LED module through the vent holes, the airflows generated by air flowing take the heat generated in the LED module away and dissipate the heat to the external environment.
Description
Technical field
The present invention relates to a kind of radiator structure and heat dissipating method of LED display, refer to a kind of structure and method of utilizing the mobile air-flow that produces of air that LED display is dispelled the heat especially.
Background technology
As everyone knows, LED is light emitting diode just, is a kind of solid-state semiconductor devices, and it can directly be converted into luminous energy with electricity.So the characteristics that objectionable impurities is convenient to reclaim because that the LED luminophor has in concrete the use is energy-conservation, long service life, inside do not have mercury etc. now LED be widely used people's productive life suffered.
Development along with the LED technology, be that the LED display of light source making is also by the widespread use of people institute now with LED, LED display is a kind of display mode by the control semiconductor light-emitting-diode, it generally is made up of a lot of light emitting diodes, relies on the light on and off of led light source lamp to show character in concrete work.It can be used for the display screen of various information such as display text, figure, image, animation, market, video, video signal in concrete enforcement.LED display not only can be used for indoor environment can also be used for outdoor environment, has projector, video wall, the incomparable advantage of LCDs.Why LED display is subjected to extensively paying attention to and is developed rapidly, is that the advantage that has with itself is inseparable.These advantages are summarized: the brightness height, operating voltage is low, power consumption is little, miniaturization, life-span are long etc.
So since LED display in concrete work be undertaken by the form that converts electrical energy into luminous energy work transmit vision signal in its work and to the external world in inevitably can produce some heats, general LED display all needs to work at ambient temperature, too high working temperature not only can shorten its serviceable life, the inner electric elements of LED display more likely can appear by the situation of scaling loss, some radiator structures have all been installed in generation for fear of this situation with regard to the LED display of present appearance, more typically such as dispelling the heat by metal fin or fan, more there is some manufacturer of careful person also to assemble independently liquid circulation cooling system for LED display, install the overall weight that these heat abstractors not only can promote LED display though these above-mentioned radiating modes have some contributions to the heat radiation of LED display additional and the more important thing is the production cost that can improve LED display greatly, and this is the major defect for conventional art.
Summary of the invention
The invention provides a kind of ventilation and heat structure and heat dissipating method of LED display, can adopt the mode that structure is ventilated to dispel the heat by technical scheme of the present invention, thereby can omit the design of heat radiator or other radiator structures, help to reduce production costs, improve radiating efficiency, and this is to be fundamental purpose of the present invention.
The invention provides a kind of ventilation and heat structure and heat dissipating method of LED display, because be disposed with some air vents on its LED module, by such structural design when product of the present invention is assembled in outdoor the time, can reduce the windage of product greatly by the structure of air vent, simultaneously at the LED module overall weight that air vent can reduce product of the present invention greatly is set, and this is to be another purpose of the present invention.
The invention provides a kind of ventilation and heat structure and heat dissipating method of LED display, concrete can be with the present invention when using product of the present invention in some groups of these LED modules be installed in proper order on the simple and easy aluminium case, particularly this LED module of any amount can be arranged to install and form the different LED display of screen size, this kind embodiment can be simplified installation steps and safeguard that simultaneously dismounting is very convenient, and this is to be a further object of the present invention.
The technical solution adopted in the present invention is: a kind of ventilation and heat structure of LED display, it comprises LED module and some air vents, some these air vents are arranged and are arranged on this LED module, each this air vent all runs through and is arranged in this LED module, be connected together by the space of this air vent with these LED module both sides, make the air of this LED module one side can flow to an other side of this LED module by this air vent, air by this air vent from this LED module one side flow to the process of the other side of this LED module, the air air-flow produce that flows is taken away the heat that produces in this LED module and be dispersed in the external environment condition.
This LED module comprises drain pan and top cover, and this top cover lid is located on this drain pan, and this drain pan comprises base plate and ring wall, wherein, this base plate has upper surface and lower surface, and this ring wall is fixedly connected on this upper surface of this base plate, and centers on a definite inner chamber by this base plate and this ring wall.
This base plate is provided with some base plate pores, some tubing strings are fixedly connected on this upper surface of this base plate, each this tubing string all has the air flue chamber, this tubing string is corresponding one by one with this base plate pore, and this lower end, air flue chamber and this base plate pore connect, and this top cover is provided with some top cover pores, this upper end, air flue chamber connects with this top cover pore, and is communicated with this air vent of formation by this base plate pore, this air flue chamber and this top cover pore.
Be provided with the led circuit plate in this inner chamber of this drain pan, be electrically connected with some led light sources on this led circuit plate, this led circuit plate is provided with some connecting holes, this tubing string is located in this connecting hole, also be provided with some light source holes on this top cover, this led light source passed by this light source hole be convexly equipped with in this LED module outside.
This tubing string is provided with the card rib, when this tubing string is located in this connecting hole, by this card rib this led circuit slab integral is supported in this inner chamber of this drain pan.
Be enclosed with glue-line around this led circuit plate, this glue-line is filled in this inner chamber of this drain pan.
Also be provided with light barrier between adjacent this light source hole on this top cover, by this light barrier some these led light sources kept apart.
Concentrate on this led circuit plate and be provided with the IC hot zone, be arranged in this IC hot zone in the IC chipset that needs to be applied in this led circuit plate circuit, offer holding tank on this base plate of this drain pan, be connected with heat sink in this holding tank, this heat sink one side is fitted on this IC hot zone, and an other side of this heat sink is exposed to this LED module outside.
This IC hot zone vertically is arranged on this led circuit plate, and this heat sink is made by metallic aluminium, and this heat sink middle part offers gain, and this gain is connected in this holding tank of this base plate, to fix the position of this heat sink.
These top cover two ends are screwed on this drain pan by coupling bolt.
Also be provided with electrical prongs on this LED module, some groups of these LED modules are installed on the simple and easy aluminium case in proper order, and this moment, this electrical prongs is plugged on this simple and easy aluminium case.
This simple and easy aluminium case comprises box-frame and power capacity box, this power capacity box is positioned at the place, centre position of this box-frame, also offer the drain pan ventilating opening on this base plate of this drain pan, this drain pan ventilating opening and this intracavity inter-connection, this drain pan ventilating opening comprises drain pan air inlet and drain pan air outlet, wherein, this drain pan air inlet is arranged on an end of this base plate, and this drain pan air outlet is arranged on an other end of this base plate, with offer the box-frame air inlet on corresponding this box-frame of this drain pan air inlet, this drain pan air inlet is connected with this box-frame air inlet, offer the box-frame air-out in corresponding this power capacity box with this drain pan air outlet, this drain pan air outlet is connected with this box-frame air-out, also be provided with the accommodation box air outlet on this power capacity box, by this drain pan air inlet, this box-frame air inlet, this inner chamber of this drain pan, this drain pan air outlet, this box-frame air-out, the inner chamber of this power capacity box and this accommodation box air outlet are communicated with formation one air-flow heat dissipation channel, extraneous air-flow is at first by this drain pan air inlet, this box-frame air inlet enters into this inner chamber of this drain pan, then by this drain pan air outlet, this box-frame air-out enters into the inner chamber of this power capacity box, flow out from this air-flow heat dissipation channel by this accommodation box air outlet at last, also be provided with radiator fan in this air-flow heat dissipation channel, this radiator fan is arranged in the inner chamber of this power capacity box.
A kind of ventilation and heat method of LED display, in the arrangement of LED module some air vents are set, each this air vent all runs through and is arranged in this LED module, be connected together by the space of this air vent with these LED module both sides, make the air of this LED module one side can flow to an other side of this LED module by this air vent, air by this air vent from this LED module one side flow to the process of the other side of this LED module, the air air-flow produce that flows is taken away the heat that produces in this LED module and be dispersed in the external environment condition.
Be provided with the led circuit plate in this LED module, be electrically connected with some led light sources on this led circuit plate, concentrate on this led circuit plate and be provided with the IC hot zone, be arranged in the IC chipset of this led circuit plate in this IC hot zone, offer holding tank on the base plate of this LED module, be connected with heat sink in this holding tank, this heat sink one side is fitted on this IC hot zone, and an other side of this heat sink is exposed to this LED module outside.
Beneficial effect of the present invention is: at first, can adopt the mode that structure is ventilated to dispel the heat by technical scheme of the present invention, thereby can omit the design of heat radiator or other radiator structures, help to reduce production costs, improve radiating efficiency, secondly, by ventilation and heat mode of the present invention when product of the present invention is assembled in outdoor the time, can reduce the windage of product greatly by the structure of air vent, simultaneously at the LED module overall weight that air vent can reduce product of the present invention greatly is set, again, in concrete enforcement, this LED module of any amount can be arranged to install and form the different LED display of screen size, this kind embodiment can be simplified installation steps and safeguard that simultaneously dismounting is very convenient
What here be worth emphasizing is that this tubing string in the design proposal of the present invention not only can be formed with this base plate pore and this top cover pore and forms this air vent, while is by the annexation of this tubing string and this connecting hole, this tubing string can also play the positioning and fixing effect to this led circuit plate, in addition, when air by this air vent from the process that this LED module one side flow to the other side of this LED module is dispelled the heat, because this led circuit slab integral is set on some these tubing strings, so this structures shape produce heat this led circuit plate nearest with main this air vent that plays thermolysis, so can promote radiating effect.
Description of drawings
Fig. 1 is the schematic perspective view of structure of the present invention.
Fig. 2 is structural principle synoptic diagram of the present invention.
Fig. 3 is schematic perspective view of the present invention.
Fig. 4 is structural principle synoptic diagram of the present invention.
Fig. 5 is the position view of IC of the present invention hot zone.
Fig. 6 is perspective exploded view of the present invention.
Fig. 7 is rear perspective synoptic diagram of the present invention.
Fig. 8 is that some groups of LED modules of the present invention are installed in the synoptic diagram on the simple and easy aluminium case.
Fig. 9 is the decomposing schematic representation of the simple and easy aluminium case of the present invention.
Figure 10 is the front view of the simple and easy aluminium case of the present invention.
Figure 11 is for offering the schematic perspective view of drain pan ventilating opening on the base plate of the present invention.
Embodiment
Shown in Fig. 1 to 7, a kind of ventilation and heat structure of LED display, it comprises LED module 100 and some air vents 200, some these air vents 200 are arranged and are arranged on this LED module 100.
Shown in Fig. 1 to 2, each this air vent 200 all runs through and is arranged in this LED module 100, be connected together by the space of this air vent 200 with these LED module 100 both sides, make the air of these LED module 100 1 sides can flow to an other side of this LED module 100 by this air vent 200.
Air by this air vent 200 from these LED module 100 1 side flow to the process of these LED module 100 other sides, the air air-flow produce that flows is taken away the heat that produces in this LED module 100 and be dispersed in the external environment condition.
Shown in Fig. 1 to 7, this LED module 100 comprises drain pan 10 and top cover 20, and these top cover 20 lids are located on this drain pan 10, and this drain pan 10 comprises base plate 11 and ring wall 12.
Wherein, this base plate 11 has upper surface 111 and lower surface 112, and this ring wall 12 is fixedly connected on this upper surface 111 of this base plate 11.
And center on a definite inner chamber 13 by this base plate 11 and this ring wall 12.
This base plate 11 is provided with some base plate pores 113.
Some tubing strings 30 are fixedly connected on this upper surface 111 of this base plate 11.
Each this tubing string 30 all has air flue chamber 31.
This tubing string 30 is corresponding one by one with this base plate pore 113, and these 31 lower ends, air flue chamber and this base plate pore 113 connect.
This top cover 20 is provided with some top cover pores 21, and these 31 upper ends, air flue chamber and this top cover pore 21 connect.
And be communicated with this air vent 200 of formation by this base plate pore 113, this air flue chamber 31 and this top cover pore 21.
Be provided with led circuit plate 40 in this inner chamber 13 of this drain pan 10, be electrically connected with some led light sources 41 on this led circuit plate 40.
This led circuit plate 40 is provided with some connecting holes 42.
This tubing string 30 is located in this connecting hole 42.
Also be provided with some light source holes on this top cover 20, this led light source 41 passed by this light source hole be convexly equipped with in these LED module 100 outsides.
As shown in Figure 3, further, this tubing string 30 is provided with card rib 32, when this tubing string 30 is located in this connecting hole 42, by this block rib 32 with these led circuit plate 40 integrated support in this inner chamber 13 of this drain pan 10.
What here be worth emphasizing is that this tubing string 30 in the design proposal of the present invention not only can be formed with this base plate pore 113 and this top cover pore 21 and forms these air vents 200, by the annexation of this tubing string 30 with this connecting hole 42, this tubing string 30 can also play the positioning and fixing effect to this led circuit plate 40 simultaneously.
In addition, when air by this air vent 200 from the process that these LED module 100 1 side flow to these LED module 100 other sides are dispelled the heat, because these led circuit plate 40 integral body are set on some these tubing strings 30, so this structures shape produce heat this led circuit plate 40 nearest with main this air vent 200 that plays thermolysis, so can promote radiating effect.
Be enclosed with glue-line around this led circuit plate 40, this glue-line is filled in this inner chamber 13 of this drain pan 10.
Utilize technical scheme of the present invention technology in concrete this glue-line of perfusion very simple and convenient.
As shown in Figure 3, also be provided with light barrier 23 between adjacent this light source hole 22 on this top cover 20, by this light barrier 23 some these led light sources 41 kept apart.
As shown in Figure 5, concentrate on this led circuit plate 40 and be provided with IC hot zone 44, that is to say concrete production in the IC chipset that needs to be applied in its circuit in this led circuit plate 40 to be arranged in this IC hot zone 44.
Shown in Fig. 6 to 7, offer holding tank 45 on this base plate 11 of this drain pan 10, be connected with heat sink 46 in this holding tank 45.
These heat sink 46 1 sides are fitted on this IC hot zone 44, and an other side of this heat sink 46 is exposed to this LED module 100 outsides.
In concrete enforcement, because the heat that these IC hot zone 44 work produce is bigger, thus utilize 46 pairs of these IC hot zones 44 of this heat sink to carry out further directly heat radiation, to promote whole radiating effect.
This IC hot zone 44 vertically is arranged on this led circuit plate 40 in concrete enforcement, this heat sink 46 is made by metallic aluminium, these heat sink 46 middle parts offer gain, and this gain is connected in this holding tank 45 of this base plate 11, to fix the position of this heat sink 46.
As shown in Figure 6, in concrete enforcement, these top cover 20 two ends are screwed on this drain pan 10 by coupling bolt.
Shown in Fig. 7 to 8, also be provided with electrical prongs 110 on this LED module 100, in concrete the use, some groups of these LED modules 100 orders can be installed on the simple and easy aluminium case 300, this moment, this electrical prongs 110 is plugged on this simple and easy aluminium case 300.
As shown in Figure 8, in concrete the installation, this LED module 100 of any amount can be arranged installation and form the different LED display of screen size.
The product that utilizes technical scheme of the present invention to produce is the outdoor water-proof type, and its integral LED module is the full waterproof module of plastic cement.
Shown in Fig. 9 to 10, this simple and easy aluminium case 300 comprises box-frame 310 and power capacity box 320 in concrete enforcement, this power capacity box 320 is positioned at the place, centre position of this box-frame 310, and this power capacity box 320 can arrange the heater element of LED display such as power supply etc.
As shown in figure 11, the present invention also offers drain pan ventilating opening 400 on this base plate 11 of this drain pan 10 in concrete enforcement, and this drain pan ventilating opening 400 is connected with this inner chamber 13.
The heat that produces in can be further with this inner chamber 13 by this drain pan ventilating opening 400 in concrete enforcement outwards distributes, thereby that is to say by this drain pan ventilating opening 400 and make the air in this inner chamber 13 reach the effect that promotes radiating effect with the extraneous cross-ventilation that produces.
This drain pan ventilating opening 400 comprises drain pan air inlet 410 and drain pan air outlet 420, and wherein, this drain pan air inlet 410 is arranged on an end of this base plate 11, and this drain pan air outlet 420 is arranged on an other end of this base plate 11.
With offer box-frame air inlet 411 on these drain pan air inlet 410 corresponding these box-frames 310, this drain pan air inlet 410 is connected with this box-frame air inlet 411.
With offer box-frame air-out 421 in these drain pan air outlet 420 corresponding these power capacity boxes 320, this drain pan air outlet 420 is connected with this box-frame air-out 421.
Also be provided with accommodation box air outlet 422 on this power capacity box 320.
Be communicated with by the inner chamber of this inner chamber 13 of this drain pan air inlet 410, this box-frame air inlet 411, this drain pan 10, this drain pan air outlet 420, this box-frame air-out 421, this power capacity box 320 and this accommodation box air outlet 422 and form an air-flow heat dissipation channel.
Extraneous air-flow at first enters into this inner chamber 13 of this drain pan 10 by this drain pan air inlet 410, this box-frame air inlet 411 in concrete enforcement, then enter into the inner chamber of this power capacity box 320 by this drain pan air outlet 420, this box-frame air-out 421, flow out from this air-flow heat dissipation channel by this accommodation box air outlet 422 at last, thereby reach the effect that promotes radiating effect by cross-ventilation.
Also be provided with radiator fan in this air-flow heat dissipation channel, this radiator fan is arranged in the inner chamber of this power capacity box 320, can strengthen cross-ventilation speed by this radiator fan and promote radiating effect.
In concrete enforcement, can also increase some connecting holes on this base plate 11 of this drain pan 10, in concrete the installation, can be connected and fixed bolt in some these connecting holes, thereby promote the strength of joint between this drain pan 10 and this top cover 20.
Shown in Fig. 1 to 7, a kind of ventilation and heat method of LED display, in 100 arrangements of LED module some air vents 200 are set, each this air vent 200 all runs through and is arranged in this LED module 100, be connected together by the space of this air vent 200 with these LED module 100 both sides, make the air of these LED module 100 1 sides can flow to an other side of this LED module 100 by this air vent 200.
Air by this air vent 200 from these LED module 100 1 side flow to the process of these LED module 100 other sides, the air air-flow produce that flows is taken away the heat that produces in this LED module 100 and be dispersed in the external environment condition.
Be provided with led circuit plate 40 in this LED module 100, be electrically connected with some led light sources 41 on this led circuit plate 40.
Concentrate on this led circuit plate 40 and be provided with IC hot zone 44, that is to say concrete production in the IC chipset that needs to be applied in its circuit in this led circuit plate 40 to be arranged in this IC hot zone 44.
Offer holding tank on the base plate of this LED module 100, be connected with heat sink in this holding tank, this heat sink one side is fitted on this IC hot zone, and an other side of this heat sink is exposed to this LED module 100 outsides.
Claims (9)
1. the ventilation and heat structure of a LED display, it is characterized in that: it comprises LED module and some air vents, some these air vents are arranged and are arranged on this LED module, each this air vent all runs through and is arranged in this LED module, be connected together by the space of this air vent with these LED module both sides, make the air of this LED module one side can flow to an other side of this LED module by this air vent, air by this air vent from this LED module one side flow to the process of the other side of this LED module, the mobile air-flow that produces of air is taken away the heat that produces in this LED module and be dispersed in the external environment condition
This LED module comprises drain pan and top cover, and this top cover lid is located on this drain pan, and this drain pan comprises base plate and ring wall, wherein, this base plate has upper surface and lower surface, and this ring wall is fixedly connected on this upper surface of this base plate, and center on a definite inner chamber by this base plate and this ring wall
This base plate is provided with some base plate pores, some tubing strings are fixedly connected on this upper surface of this base plate, each this tubing string all has the air flue chamber, this tubing string is corresponding one by one with this base plate pore, and this lower end, air flue chamber and this base plate pore connect, this top cover is provided with some top cover pores, this upper end, air flue chamber connects with this top cover pore, and is communicated with this air vent of formation by this base plate pore, this air flue chamber and this top cover pore
Be provided with the led circuit plate in this inner chamber of this drain pan, be electrically connected with some led light sources on this led circuit plate, this led circuit plate is provided with some connecting holes, this tubing string is located in this connecting hole, also be provided with some light source holes on this top cover, this led light source is passed by this light source hole to be convexly equipped with in this LED module outside
Concentrate on this led circuit plate and be provided with the IC hot zone, be arranged in this IC hot zone in the IC chipset that needs to be applied in this led circuit plate circuit, offer holding tank on this base plate of this drain pan, be connected with heat sink in this holding tank, this heat sink one side is fitted on this IC hot zone, and an other side of this heat sink is exposed to this LED module outside.
2. the ventilation and heat structure of a kind of LED display as claimed in claim 1, it is characterized in that: this tubing string is provided with the card rib, when this tubing string is located in this connecting hole, by this card rib this led circuit slab integral is supported in this inner chamber of this drain pan.
3. the ventilation and heat structure of a kind of LED display as claimed in claim 2 is characterized in that: be enclosed with glue-line around this led circuit plate, this glue-line is filled in this inner chamber of this drain pan.
4. the ventilation and heat structure of a kind of LED display as claimed in claim 3 is characterized in that: also be provided with light barrier between adjacent this light source hole on this top cover, by this light barrier some these led light sources kept apart.
5. the ventilation and heat structure of a kind of LED display as claimed in claim 1, it is characterized in that: this IC hot zone vertically is arranged on this led circuit plate, this heat sink is made by metallic aluminium, this heat sink middle part offers gain, this gain is connected in this holding tank of this base plate, to fix the position of this heat sink.
6. the ventilation and heat structure of a kind of LED display as claimed in claim 1, it is characterized in that: these top cover two ends are screwed on this drain pan by coupling bolt.
7. the ventilation and heat structure of a kind of LED display as claimed in claim 1, it is characterized in that: also be provided with electrical prongs on this LED module, some groups of these LED modules are installed on the simple and easy aluminium case in proper order, and this moment, this electrical prongs is plugged on this simple and easy aluminium case.
8. the ventilation and heat structure of a kind of LED display as claimed in claim 7, it is characterized in that: this simple and easy aluminium case comprises box-frame and power capacity box, this power capacity box is positioned at the place, centre position of this box-frame,
Also offer the drain pan ventilating opening on this base plate of this drain pan, this drain pan ventilating opening and this intracavity inter-connection, this drain pan ventilating opening comprises drain pan air inlet and drain pan air outlet, wherein, this drain pan air inlet is arranged on an end of this base plate, and this drain pan air outlet is arranged on an other end of this base plate
With offer the box-frame air inlet on corresponding this box-frame of this drain pan air inlet, this drain pan air inlet is connected with this box-frame air inlet, offer the box-frame air-out in corresponding this power capacity box with this drain pan air outlet, this drain pan air outlet is connected with this box-frame air-out, also be provided with the accommodation box air outlet on this power capacity box
By this drain pan air inlet, this box-frame air inlet, this inner chamber of this drain pan, this drain pan air outlet, this box-frame air-out, the inner chamber of this power capacity box and this accommodation box air outlet are communicated with formation one air-flow heat dissipation channel, extraneous air-flow is at first by this drain pan air inlet, this box-frame air inlet enters into this inner chamber of this drain pan, then by this drain pan air outlet, this box-frame air-out enters into the inner chamber of this power capacity box, flow out from this air-flow heat dissipation channel by this accommodation box air outlet at last
Also be provided with radiator fan in this air-flow heat dissipation channel, this radiator fan is arranged in the inner chamber of this power capacity box.
9. the ventilation and heat method of a LED display, it is characterized in that: arrange at the LED module some air vents are set, each this air vent all runs through and is arranged in this LED module, be connected together by the space of this air vent with these LED module both sides, make the air of this LED module one side can flow to an other side of this LED module by this air vent, air by this air vent from this LED module one side flow to the process of the other side of this LED module, the mobile air-flow that produces of air is taken away the heat that produces in this LED module and be dispersed in the external environment condition
Be provided with the led circuit plate in this LED module, be electrically connected with some led light sources on this led circuit plate, concentrate on this led circuit plate and be provided with the IC hot zone, be arranged in the IC chipset of this led circuit plate in this IC hot zone, offer holding tank on the base plate of this LED module, be connected with heat sink in this holding tank, this heat sink one side is fitted on this IC hot zone, and an other side of this heat sink is exposed to this LED module outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110350023 CN102509520B (en) | 2011-11-08 | 2011-11-08 | Ventilating and heat-radiating structure and heat-radiating method of LED (light-emitting diode) display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110350023 CN102509520B (en) | 2011-11-08 | 2011-11-08 | Ventilating and heat-radiating structure and heat-radiating method of LED (light-emitting diode) display screen |
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| Publication Number | Publication Date |
|---|---|
| CN102509520A CN102509520A (en) | 2012-06-20 |
| CN102509520B true CN102509520B (en) | 2013-07-10 |
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| CN 201110350023 Active CN102509520B (en) | 2011-11-08 | 2011-11-08 | Ventilating and heat-radiating structure and heat-radiating method of LED (light-emitting diode) display screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8974077B2 (en) | 2012-07-30 | 2015-03-10 | Ultravision Technologies, Llc | Heat sink for LED light source |
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