CN102509520A - 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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- CN102509520A CN102509520A CN2011103500231A CN201110350023A CN102509520A CN 102509520 A CN102509520 A CN 102509520A CN 2011103500231 A CN2011103500231 A CN 2011103500231A CN 201110350023 A CN201110350023 A CN 201110350023A CN 102509520 A CN102509520 A CN 102509520A
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- 239000011148 porous material Substances 0.000 claims description 25
- 238000009423 ventilation Methods 0.000 claims description 22
- 239000004411 aluminium Substances 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 16
- 230000004308 accommodation Effects 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 9
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- 230000008878 coupling Effects 0.000 claims description 3
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- 238000005516 engineering process Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- 238000001149 thermolysis Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
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- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
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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, be meant structure and method that a kind of air-flow that utilizes air flow to produce dispels the heat to LED display 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 LED productive life that has been applied in people widely such as 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. have now suffered.
Development along with the LED technology; The LED display that with LED is the light source making now is also by the widespread use of people institute; LED display is a kind of display mode through the control semiconductor light-emitting-diode; Form by a lot of light emitting diodes as the one of which, in concrete work, rely on the light on and off of led light source lamp to come character display.It can be used for the display screen of various information such as display text, figure, image, animation, market, video, video signal in practical implementation.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 receives extensive attention and is developed rapidly, is that the advantage that had with itself is inseparable.These advantages are summarized: brightness is high, WV is low, power consumption is little, miniaturization, life-span are long or the like.
So since LED display in concrete work be carry out work through the form that converts electrical energy into luminous energy inevitably can produce some heats in its work and when the external world transmits vision signal; General LED display all need be worked 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 through metal fin or fan; Some manufacturer of careful person is more arranged also for LED display has assembled independently liquid circulation cooling system, the more important thing is the production cost of raising LED display greatly though these above-mentioned radiating modes have some contributions to install the overall weight that these heat abstractors not only can promote LED display additional to the heat radiation of LED display, and this is the major defect for conventional art.
Summary of the invention
The present 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 through 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 present 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 the overall weight that air vent can reduce product of the present invention greatly is set on the LED module, and this be to be another purpose of the present invention.
The present invention provides a kind of ventilation and heat structure and heat dissipating method of LED display; Concrete can be when using product of the present invention with the present invention in some groups of these LED modules be installed in proper order on the simple and easy aluminium case; Particularly can this LED module of any amount 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 purpose more of the present invention.
The technical scheme that the present invention adopted 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, through this air vent with the spatial communication of these LED module both sides together, makes the air of this LED module one side can flow to an other side of this LED module through this air vent; Air through this air vent from this LED module one side flow to the process of the other side of this LED module, the air-flow that air flow produced is taken away the heat that is produced 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, and some tubing strings are fixedly connected on this upper surface of this base plate, and 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 is provided with some light source holes on this top cover, this led light source is passed through 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, some these led light sources kept apart by this light barrier.
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 need 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 processed by metallic aluminium, and this heat sink middle part offers gain, and this gain is connected in this holding tank of this base plate, with the position of fixing this heat sink.
These top cover two ends are screwed on this drain pan through 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 midway 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, and offers 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 is provided with the accommodation box air outlet on this power capacity box; Be communicated with by the inner chamber of this inner chamber of this drain pan air inlet, this box-frame air inlet, this drain pan, this drain pan air outlet, this box-frame air-out, this power capacity box and this accommodation box air outlet and form an air-flow heat dissipation channel; Extraneous air-flow at first enters into this inner chamber of this drain pan through this drain pan air inlet, this box-frame air inlet, then enter into the inner chamber of this power capacity box through this drain pan air outlet, this box-frame air-out, flows out from this air-flow heat dissipation channel through 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; On the LED module, arrange some air vents are set; Each this air vent all runs through and is arranged in this LED module; Through this air vent together with the spatial communication of these LED module both sides; Make the air of this LED module one side can flow to the other side of this LED module through this air vent, air through this air vent from this LED module one side flow to the process of the other side of this LED module, the air-flow that air flow produced is taken away the heat that is produced 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 to 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 through technical scheme of the present invention, thus the design that can omit 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 the open air; Can reduce the windage of product greatly by the structure of air vent; Simultaneously the overall weight that air vent can reduce product of the present invention greatly is set on the LED module, once more, in practical implementation, can this LED module of any amount is 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 to stress 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 through this air vent from the process that the other side of this LED module one side flow to 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 heat radiation.
Description of drawings
Fig. 1 is the schematic perspective view of structure of the present invention.
Fig. 2 is a structural principle synoptic diagram of the present invention.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a 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 a perspective exploded view of the present invention.
Fig. 7 is a rear perspective synoptic diagram of the present invention.
Fig. 8 is installed in the synoptic diagram on the simple and easy aluminium case for some groups of LED modules of the present invention.
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; Through this air vent 200 together, make the air of these LED module 100 1 sides can flow to an other side of this LED module 100 through this air vent 200 with the spatial communication of these LED module 100 both sides.
Air through this air vent 200 from these LED module 100 1 side flow to the process of these LED module 100 other sides, the air-flow that air flow produced is taken away the heat that is produced 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 through 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 to stress 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 through 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 are 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 need 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 practical implementation, because the heat that these IC hot zone 44 work are produced 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 practical implementation; This heat sink 46 is processed by metallic aluminium; These heat sink 46 middle parts offer gain 461, and this gain 461 is connected in this holding tank 45 of this base plate 11, with the position of fixing this heat sink 46.
As shown in Figure 6, in practical implementation, these top cover 20 two ends are screwed on this drain pan 10 through coupling bolt.
Shown in Fig. 7 to 8, also be provided with electrical prongs 110 on this LED module 100, in concrete the use, can some groups of these LED modules 100 orders 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, can this LED module 100 of any amount be arranged to install 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 practical implementation; This power capacity box 320 is positioned at the midway of this box-frame 310, and the heater element that this power capacity box 320 can be provided with LED display is such as power supply or the like.
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 practical implementation, and this drain pan ventilating opening 400 is connected with this inner chamber 13.
In practical implementation, can further the heat that is produced in this inner chamber 13 outwards be distributed, thereby that is to say through 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 through this drain pan ventilating opening 400.
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 through this drain pan air inlet 410, this box-frame air inlet 411 in practical implementation; Then enter into the inner chamber of this power capacity box 320 through this drain pan air outlet 420, this box-frame air-out 421; Flow out from this air-flow heat dissipation channel through this accommodation box air outlet 422 at last, thereby reach the effect that promotes radiating effect through 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 through this radiator fan and promote radiating effect.
In practical implementation, can also increase some connecting holes on this base plate 11 of this drain pan 10, in concrete the installation, can connect set 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; On LED module 100, arrange some air vents 200 are set; Each this air vent 200 all runs through and is arranged in this LED module 100, through this air vent 200 with the spatial communication of these LED module 100 both sides together, makes the air of these LED module 100 1 sides can flow to an other side of this LED module 100 through this air vent 200.
Air through this air vent 200 from these LED module 100 1 side flow to the process of these LED module 100 other sides, the air-flow that air flow produced is taken away the heat that is produced 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 need 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 (10)
1. the ventilation and heat structure of a LED display; It is characterized in that: it comprises LED module and some air vents; Some this air vents are arranged and are arranged on this LED module, and each this air vent all runs through and is arranged in this LED module, through this air vent with the spatial communication of these LED module both sides together; Make the air of this LED module one side can flow to an other side of this LED module through this air vent; Air through this air vent from this LED module one side flow to the process of the other side of this LED module, the air-flow that air flow produced is taken away the heat that is produced 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, and some tubing strings are fixedly connected on this upper surface of this base plate, and 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 is provided with some light source holes on this top cover, this led light source is passed through this light source hole be convexly equipped with in 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, this led circuit slab integral is supported in this inner chamber of this drain pan by this card rib.
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. like the ventilation and heat structure of claim 1 or 4 described a kind of LED displays; It is characterized in that: concentrate on this led circuit plate to be provided with the IC hot zone; Be arranged in this IC hot zone in the IC chipset that need 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.
6. the ventilation and heat structure of a kind of LED display as claimed in claim 5; It is characterized in that: this IC hot zone vertically is arranged on this led circuit plate; This heat sink is processed by metallic aluminium; This heat sink middle part offers gain, and this gain is connected in this holding tank of this base plate, with the position of fixing this heat sink.
7. 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 through coupling bolt.
8. 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.
9. the ventilation and heat structure of a kind of LED display as claimed in claim 8, it is characterized in that: this simple and easy aluminium case comprises box-frame and power capacity box, and this power capacity box is positioned at the midway 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 is 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 through this drain pan air inlet; This box-frame air inlet enters into this inner chamber of this drain pan; Then through 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 through 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.
10. the ventilation and heat method of a LED display; It is characterized in that: on the LED module, arrange some air vents are set; Each this air vent all runs through and is arranged in this LED module; Through this air vent together, make the air of this LED module one side can flow to the other side of this LED module through this air vent with the spatial communication of these LED module both sides, air through this air vent from this LED module one side flow to the process of the other side of this LED module; The air-flow that air flow produced is taken away the heat that is produced 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 to 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 true CN102509520A (en) | 2012-06-20 |
| CN102509520B 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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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| US10410552B2 (en) | 2013-12-31 | 2019-09-10 | Ultravision Technologies, Llc | Modular display panel |
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