CN205334898U - LED display screen that thermal diffusivity is high - Google Patents
LED display screen that thermal diffusivity is high Download PDFInfo
- Publication number
- CN205334898U CN205334898U CN201620091392.1U CN201620091392U CN205334898U CN 205334898 U CN205334898 U CN 205334898U CN 201620091392 U CN201620091392 U CN 201620091392U CN 205334898 U CN205334898 U CN 205334898U
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- Prior art keywords
- led
- circuit board
- heat sink
- radiating block
- heat
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- Expired - Fee Related
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a LED display screen that thermal diffusivity is high, includes LED circuit board, heating panel and heat abstractor, the surface of LED circuit board is provided with a plurality of LED matrix lamp pearls, and LED circuit board is installed on the surface of heating panel, and the surface of LED circuit board still is provided with the radiating block, and the radiating block is located LED matrix lamp pearl around, the utility model provides a LED display screen that thermal diffusivity is high, through the setting of heating panel and radiating block, the faster transmission of the heat that can make LED matrix lamp pearl produce then is dispelled the heat under heat abstractor's effect to heating panel and the radiating block in, avoids the high temperature of LED matrix lamp pearl, and leads to the fact the harm to chip in the LED matrix lamp pearl and phosphor powder, the normal work of heating panel and radiating block to the cooling of dispelling the heat of heating panel and radiating block, is ensured to rethread heat abstractor's setting to this normal use and improvement life who ensures the display screen.
Description
Technical field
This utility model relates to LED display technical field, particularly relates to the LED display that a kind of thermal diffusivity is high。
Background technology
LED is exactly lightemittingdiode, the english abbreviation of light emitting diode。LED display English is LEDpanel。It is a kind of display mode by controlling semiconductor light-emitting-diode, its general appearance is generally made up of a lot of three kinds of light emitting diodes of RGB exactly, it is used for showing word, figure, image, animation, market, video, the display screen of the various information such as video signal, in the process that LED display uses, it is found that the light decay of LED or its life-span are directly relevant with its junction temperature, bad junction temperature of dispelling the heat is just high, life-span is just short, different from the electric filament lamp used and fluorescent lamp in the past, though their energy loss is big, but major part energy is all directly radiated away by infrared ray, the heating of light source is few；And LED, except the energy consumed as visible light, other energy is all converted to heat, if LED display is not dispelled the heat, chip and the fluorescent material of LED are caused damage by the too high meeting of temperature, affects the use of LED display, reduces the service life of LED display。
Summary of the invention
In order to overcome the problems referred to above, basis is novel provides the LED display that a kind of thermal diffusivity is high。
For achieving the above object, the technical scheme of this novel offer is:
The LED display that a kind of thermal diffusivity is high, including LED circuit board, heat sink and heat abstractor；Surface configuration in described LED circuit board has some LED matrix lamp bead, and LED circuit board is arranged on the surface of heat sink, and the surface of LED circuit board is additionally provided with radiating block, and radiating block is positioned at around LED matrix lamp bead；The surface of described heat sink is uniformly provided with the honeycomb hole running through heat sink, and the sidewall of heat sink is provided with circulation pipe, and the surface of heat sink is embedded with duct of Arantius；The top and bottom of described duct of Arantius are both connected in the inner chamber of circulation pipe；Described circulation pipe is also associated with heat abstractor, and heat abstractor includes cooler bin and blower fan processed；Described blower fan processed is arranged on cooler bin, and blower fan processed is connected to the conciliation room adjusting air quantity, reconciles room and is connected to airduct, and the other end of airduct stretches in cooler bin；Described airduct end in cooler bin is connected to air compartment, and air compartment has air outlet, and air outlet is connected with circulation pipe by radiating tube。
Symmetrical in the tube wall both sides of described duct of Arantius it is provided with fixing axle, every fixing axle is both provided with rotary fan；Be positioned at described duct of Arantius rotary fan both sides tube wall on be provided with air vent。
Institute's rotary fan is located between honeycomb hole。
Having the beneficial effect that of technique scheme
Basis is novel provides the LED display that a kind of thermal diffusivity is high, setting by heat sink and radiating block, the heat that LED matrix lamp bead produces can be made to be delivered in heat sink and radiating block faster, then dispel the heat under the effect of heat abstractor, the temperature avoiding LED matrix lamp bead is too high, and the chip in LED matrix lamp bead and fluorescent material are caused damage；Again through the setting of heat abstractor, heat sink and radiating block are carried out radiating and cooling, it is ensured that the normal operation of heat sink and radiating block, guarantee normally using and improving service life of display screen with this。
Below in conjunction with accompanying drawing, the technical scheme that this is novel is clearly and completely described, it is clear that described embodiment is this novel a part of embodiment, rather than whole embodiments。Based on this embodiment in novel, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into this novel protected scope。
Accompanying drawing explanation
Fig. 1 is this new embodiment 1 structural representation；
Fig. 2 is the sectional view of this new embodiment 1；
Fig. 3 is A place enlarged drawing in this novel Fig. 1；
Fig. 4 is the partial side elevation view of Fig. 1。
Detailed description of the invention
Embodiment 1
The LED display that a kind of thermal diffusivity as Figure 1-4 is high, including LED circuit board 5, heat sink 4 and heat abstractor 3；Surface configuration in described LED circuit board 5 has some LED matrix lamp bead 2, and LED circuit board 5 is arranged on the surface of heat sink 4, and the surface of LED circuit board 5 is additionally provided with radiating block 1, and radiating block 1 is positioned at LED matrix lamp bead 2 around；Setting by heat sink and radiating block, the heat that LED matrix lamp bead produces can be made to be delivered in heat sink and radiating block faster, then dispel the heat under the effect of heat abstractor, it is to avoid the temperature of LED matrix lamp bead is too high, and the chip in LED matrix lamp bead and fluorescent material are caused damage。
As in figure 2 it is shown, the surface of described heat sink 4 is uniformly provided with the honeycomb hole 40 running through heat sink, the sidewall of heat sink 4 is provided with circulation pipe 6, and the surface of heat sink 4 is embedded with duct of Arantius 7；The top and bottom of described duct of Arantius 7 are both connected in the inner chamber of circulation pipe 6；Described circulation pipe 6 is also associated with heat abstractor 3, and heat abstractor 3 includes cooler bin 30 and blower fan 31 processed；Described blower fan processed 31 is arranged on cooler bin 30, and blower fan 31 processed is connected to the conciliation room 32 adjusting air quantity, reconciles room 32 and is connected to airduct 33, and the other end of airduct 33 stretches in cooler bin 30；The described airduct 33 end in cooler bin 30 is connected to air compartment 33, and air compartment 33 has air outlet 35, and air outlet 35 is connected with circulation pipe by radiating tube 34；By such setting, blower fan duty wind processed, wind is from reconciling room and airduct entrance air compartment formation cold wind, radiating tube, circulation pipe is entered again from air outlet, and flow in duct of Arantius, with this, heat sink and radiating block are carried out radiating and cooling, it is ensured that the normal operation of heat sink and radiating block。
Such as Fig. 1, shown in 4, further, symmetrical in the tube wall both sides of described duct of Arantius 7 it is provided with fixing axle 8, every fixing axle 8 is both provided with rotary fan 9(in Fig. 1, the installation site that illustrate only rotary fan in 4, its concrete structure not shown, it is true that rotary fan can directly use prior art)；Be positioned at described duct of Arantius 7 rotary fan 9 both sides tube wall on be provided with air vent；By such setting, the cold wind in duct of Arantius can spray in air vent, and rotary fan rotates under the cold wind action of ejection, it is possible to accelerates the flowing of air in display screen, improves radiating efficiency further。
More preferably, institute's rotary fan 9 is located between honeycomb hole 40。
Claims (3)
1. the LED display that thermal diffusivity is high, including LED circuit board, heat sink and heat abstractor；Surface configuration in described LED circuit board has some LED matrix lamp bead, and LED circuit board is arranged on the surface of heat sink, and the surface of LED circuit board is additionally provided with radiating block, and radiating block is positioned at around LED matrix lamp bead；It is characterized in that: the surface of described heat sink is uniformly provided with the honeycomb hole running through heat sink, the sidewall of heat sink is provided with circulation pipe, and the surface of heat sink is embedded with duct of Arantius；The top and bottom of described duct of Arantius are both connected in the inner chamber of circulation pipe；Described circulation pipe is also associated with heat abstractor, and heat abstractor includes cooler bin and blower fan processed；Described blower fan processed is arranged on cooler bin, and blower fan processed is connected to the conciliation room adjusting air quantity, reconciles room and is connected to airduct, and the other end of airduct stretches in cooler bin；Described airduct end in cooler bin is connected to air compartment, and air compartment has air outlet, and air outlet is connected with circulation pipe by radiating tube。
2. the LED display that a kind of thermal diffusivity as claimed in claim 1 is high, it is characterised in that: symmetrical in the tube wall both sides of described duct of Arantius it is provided with fixing axle, every fixing axle is both provided with rotary fan；Be positioned at described duct of Arantius rotary fan both sides tube wall on be provided with air vent。
3. the LED display that a kind of thermal diffusivity as claimed in claim 2 is high, it is characterised in that: institute's rotary fan is located between honeycomb hole。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091392.1U CN205334898U (en) | 2016-01-29 | 2016-01-29 | LED display screen that thermal diffusivity is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091392.1U CN205334898U (en) | 2016-01-29 | 2016-01-29 | LED display screen that thermal diffusivity is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205334898U true CN205334898U (en) | 2016-06-22 |
Family
ID=56316493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620091392.1U Expired - Fee Related CN205334898U (en) | 2016-01-29 | 2016-01-29 | LED display screen that thermal diffusivity is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205334898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086039A (en) * | 2019-06-12 | 2020-12-15 | 海信视像科技股份有限公司 | Double-panel display device |
-
2016
- 2016-01-29 CN CN201620091392.1U patent/CN205334898U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086039A (en) * | 2019-06-12 | 2020-12-15 | 海信视像科技股份有限公司 | Double-panel display device |
| CN112086039B (en) * | 2019-06-12 | 2022-11-11 | 海信视像科技股份有限公司 | Double-panel display device |
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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: 20160622 Termination date: 20170129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |