CN107610611A - Outdoor LED electronics double-display screen - Google Patents
Outdoor LED electronics double-display screen Download PDFInfo
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- CN107610611A CN107610611A CN201711074764.5A CN201711074764A CN107610611A CN 107610611 A CN107610611 A CN 107610611A CN 201711074764 A CN201711074764 A CN 201711074764A CN 107610611 A CN107610611 A CN 107610611A
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- conducting plate
- led
- display module
- heat
- electronic display
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Abstract
The invention discloses a kind of outdoor LED electronics double-display screen, and it is made up of with the 2nd LED electronic displays the first LED electronic displays, included：Electronic display module, it is provided with LED light emitting arrays and the passage of array arrangement, the passage form engraved structure to move air through the electronic display module on the electronic display module；Perspective board, it is fixed on before the electronic display module display end；Heat-conducting plate, it includes interior heat-conducting plate and outer heat-conducting plate；Tank shell；Cooling system, it realizes the fast cooling of system by gas actuating device.The display screen of the present invention has radiating efficiency high, the features such as being adapted to use out of doors.
Description
Technical field
The present invention relates to electronic display technical field, more particularly to a kind of outdoor LED electronics double-display screen.
Background technology
LED is a kind of solid-state semiconductor device, directly can be switched to electric energy for luminous energy.As traditional light source, LED
Also substantial amounts of heat can be produced during work.LED has the advantages that energy-conservation, service life length, inside do not have heavy metal Hg, makes
LED is widely used in life.The electronic display prepared using LED as light source, can be used for show word, figure, image,
The display screen of the various information such as animation, market, video, video signal.LED display can be not only used for indoor environment, also
It can be used for indoor environment, purposes scope is quite varied.LED display is out of doors in use, easily by high temperature or rainwater weather
Influence, make the problems such as working life of LED display is short, and working effect is bad more prominent.
The content of the invention
It is an object of the invention to solve at least the above and/or defect, and provide at least will be described later it is excellent
Point.
Another object of the present invention is just to provide the LED electronics double-display screens that a kind of radiating efficiency is high, is used suitable for open air.
In order to realize object of the present invention and other advantages, there is provided a kind of outdoor LED electronics double-display screen, including phase
Mutually backwards to the first LED electronic displays and the 2nd LED electronic displays set, the first LED electronic displays and described
Second electronic display includes：
Electronic display module, LED light emitting arrays, the LED light emitting arrays arrangement are provided with the electronic display module
Light-emitting area is formed, the passage of array arrangement is provided with the light-emitting area, the passage runs through institute from the light-emitting area
State on electronic display module so that the electronic display module forms the engraved structure of ventilation；
Perspective board, it is fixed on before the light-emitting area of the electronic display module；
Heat-conducting plate, it is fixed on behind the electronic display module, and the heat-conducting plate includes interior heat-conducting plate and outer heat conduction
Plate, the interior heat-conducting plate and outer heat-conducting plate be arranged in parallel；
Tank shell, it is arranged on the periphery of the electronic display module, perspective board and heat-conducting plate, and the tank shell support is simultaneously
Fixed electronic display module, perspective board and the heat-conducting plate, the tank shell and the perspective board, electronic display module, interior lead
Hot plate, outer heat-conducting plate surround 3 airflow chamber, wherein surrounded between the perspective board and electronic display module for the first air-flow
Room, surrounded between the electronic display module and interior heat-conducting plate for the second airflow chamber, the interior heat-conducting plate and outer heat-conducting plate it
Between surround for the 3rd airflow chamber, the tank shell is provided with the first opening and the second opening, first opening and described the
One airflow chamber is connected, and second opening is connected with the 3rd airflow chamber, and air-flow through hole is provided with the interior heat-conducting plate, with
The gas of second airflow chamber is set to enter the 3rd airflow chamber, the air-flow through hole is arranged on relative with the described second opening
The other end；
Moistureproof dust-proof temp-lowering system includes gas actuating device, temperature-detecting device and controller；
The gas actuating device is arranged on first opening, for driving gas to enter first airflow chamber；
The temperature-detecting device is arranged on the rear end of the electronic display module, for detecting the electronic display module
Temperature；
The controller electrically connects with gas actuating device, temperature-detecting device, and the temperature-detecting device detects temperature
During >=35 DEG C of degree, the controller starts gas actuating device work, when the temperature-detecting device detects 35 DEG C of temperature ＜,
The controller stops gas actuating device work；
In addition, the first opening by the second opening of the first LED electronic displays and second electronic display
Connected by tracheae, the second opening of the 2nd LED electronic displays passes through with the first opening of the 2nd LED electronic displays
Tracheae connects, and air-flow is circulated between the first LED electronic displays and second LED display.
Preferably, the passage is circle, and aperture is 0.5~1mm.
Preferably, the line space of the passage of the array arrangement is 1~2cm, and column pitch is 1~2cm.
Preferably, the perspective board is transparent plastic sheet.
Preferably, the gas actuating device is electrohydrodynamics air pump.Electrohydrodynamics air pump has
The advantages that small volume, energy consumption are low, wind speed is big, noise is small, by setting electrohydrodynamics air pump, it can quickly realize electronic display
Show the cooling and heating of module.
Preferably, the tank shell is made up of former and later two housing components by snapping connection.
Preferably, the cooling system also includes current regulator, the current regulator and controller.Gas-powered
Device electrically connects, for adjusting the size of current by gas actuating device.When temperature-detecting device detects electronical display mould
When the temperature of block is higher, the electric current of gas actuating device is flowed through by current regulator increase, accelerates air-flow in airflow chamber
Circulate, so as to realize the quick reduction of temperature.
Preferably, honeycomb metal net, the wire netting and the interior heat-conducting plate are provided with the 3rd airflow chamber
Connected with outer heat-conducting plate, the heat transfer that wire netting is absorbed is to outer heat-conducting plate.
Beneficial effects of the present invention：By setting perspective board in the front end of electronic display module, electronic display module is risen
Protective effect is arrived；3 airflow chamber are set in casing, gas actuating device driving are passed the gas through, between two display screens
Circulate, the heat of electronic display module is taken out of, so as to realize the effect for reducing electronic display module, high energy gas is with leading
Hot plate carries out heat exchange, realizes the reduction of temperature in tank shell, and the heat dissipating method has radiating efficiency high, and radiating effect is evenly
The characteristics of, avoid the characteristics of traditional heat-dissipating mode radiating effect is bad, and radiating inequality causes local temperature higher；Pass through setting
Temperature control system, LED display is set to be in optimal operating temperature, it is impossible to contribute to energy-conservation energy consumption, moreover it is possible to extend making for display screen
Use the life-span；By the way that electronic display module is arranged in closed tank shell, has the function that protection against the tide is dust-proof, expand LED and show
The working environment scope of display screen.
Brief description of the drawings
Fig. 1 is a kind of section schematic diagram of outdoor LED electronics double-display screen of the present invention；
Fig. 2 is a kind of schematic diagram of the electronic display module of outdoor LED electronics double-display screen of the present invention.
1st, electronic display module；2nd, perspective board；3rd, the first opening；4th, tank shell；5th, interior heat-conducting plate；6th, airflow direction；7、
First airflow chamber；8th, the second airflow chamber；9th, the 3rd airflow chamber；10th, the second opening；11st, passage；12nd, LED light emitting arrays；13、
Outer heat-conducting plate.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
As depicted in figs. 1 and 2, a kind of outdoor LED electronics double-display screen, including mutually backwards to the first LED electronics set
Display screen and the 2nd LED electronic displays, the first LED electronic displays and second electronic display include：
Electronic display module 1, LED light emitting arrays 12, the LED light emitting arrays 13 are provided with the electronic display module
Arrangement forms light-emitting area, and the passage 11 of array arrangement is provided with the light-emitting area, and the passage 11 lights from described
Face is on the electronic display module 1 so that the electronic display module 1 forms the engraved structure of ventilation；
Perspective board 2, it is fixed on before the light-emitting area of the electronic display module 1；
Heat-conducting plate, it is fixed on behind the electronic display module, and the heat-conducting plate includes interior heat-conducting plate 5 and outer heat conduction
Plate 13, the interior heat-conducting plate 5 and outer heat-conducting plate 13 be arranged in parallel；
Tank shell 4, it is arranged on the electronic display module 1, the periphery of perspective board 2 and heat-conducting plate, for supporting and admittedly
The fixed electronic display module 1, perspective board 2 and heat-conducting plate, it is the tank shell 4 and the perspective board 2, electronic display module 1, interior
Heat-conducting plate 5, outer heat-conducting plate 13 surround 3 airflow chamber together, wherein surrounded between the perspective board 2 and electronic display module 1
For the first airflow chamber 7, surrounded between the electronic display module 1 and interior heat-conducting plate 5 for the second airflow chamber 8, the interior heat conduction
What is surrounded between plate 5 and outer heat-conducting plate 13 is provided with the first opening 3 and the second opening for the 3rd airflow chamber 9, the tank shell 4
10, first opening 3 connects with first airflow chamber 7, and second opening 10 connects with the 3rd airflow chamber 9, institute
State and air-flow through hole be provided with interior heat-conducting plate 5, the air-flow through hole be arranged on described second opening the 10 relative other ends, with
The gas of second airflow chamber 8 is set to enter the 3rd airflow chamber 9；
Cooling system, it includes gas actuating device, temperature-detecting device and controller；
The gas actuating device, it is arranged on first opening, for driving gas to enter first air-flow
Room；
The temperature-detecting device, it is arranged on the rear end of the electronic display module, for detecting the electronical display
The temperature of module；
The controller, it is electrically connected with gas actuating device, temperature-detecting device, and the temperature-detecting device detects
During temperature >=35 DEG C, the controller starts gas actuating device work, and the temperature-detecting device detects 35 DEG C of temperature ＜
When, the controller stops gas actuating device work；
In addition, the second opening 10 of the first LED electronic displays is opened with the first of second electronic display
Mouth 3 is connected by tracheae, and the second opening 10 of the 2nd LED electronic displays is opened with the first of the 2nd LED electronic displays
Mouth 3 is connected by tracheae, air-flow is circulated between the first LED electronic displays and second LED display.
In order to not influence the display effect of LED display, the passage can be further provided in round, aperture
It is dimensioned to 0.5mm.
In order that electronic display module has good radiating effect, further the array can be arranged is logical
The line space of stomata is arranged to 1cm, column pitch 1cm, air-flow is quickly taken away heat caused by electronic display module,
Radiating effect is more abundant.
, further can be by the perspective in order to obtain good translucent effect and good shockproof, resistance to compression effect
Plate uses transparent plastic sheet.
In order to reduce energy consumption and obtain stronger wind speed, the gas actuating device is that electrohydrodynamics (EHD) is empty
Air pump.Electrohydrodynamics air pump has the advantages that small volume, energy consumption are low, wind speed is big, noise is small, by setting electrofluid to move
Mechanics air pump, it can quickly realize the cooling and heating of electronic display module.
For the dismounting and maintenance of casing, further can by the procapsid with the back casing by snapping connection,
It is easily installed and safeguards.
In order to realize the fast cooling of display screen, the further cooling system also includes current regulator, the electricity
Throttle regulator electrically connects with controller, gas actuating device, for adjusting the size of current by gas actuating device.Work as temperature
When detection means detects that the temperature of electronic display module is higher, the electricity of gas actuating device is flowed through by current regulator increase
Stream, accelerate air-flow circulating in airflow chamber, so as to realize the quick reduction of temperature.In order to increase heat exchange area, enter
One step is provided with honeycomb metal net, the wire netting and the interior heat-conducting plate and outer heat-conducting plate in the 3rd airflow chamber
Connection, the heat transfer that wire netting is absorbed is to outer heat-conducting plate.By increasing honeycomb metal net, gas and heat conduction are increased
The heat exchange area of plate, enhances cooling-down effect.
The cooling method of the present invention is as follows：Air-flow drives by gas actuating device in the first electronic display, enters
First airflow chamber, then by the passage on electronic display module, into the second airflow chamber, the air-flow in the second airflow chamber leads to
Cross air-flow through hole and enter the 3rd airflow chamber, and heat exchange is completed with interior heat-conducting plate, outer heat-conducting plate in the 3rd airflow chamber, by drop
The gas of temperature enters the first opening of the second electronic display after the second opening discharge, and air-flow follows in the second electronic display
From the second opening discharge after ring, the first opening through the first electronic display enters the first airflow chamber, realizes the interior circulation of air-flow
Cooling.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details and shown here as the legend with description.
Claims (8)
1. a kind of outdoor LED electronics double-display screen, it is characterised in that including mutually backwards to the first LED electronic displays set
With the 2nd LED electronic displays, the first LED electronic displays and the 2nd LED electronic displays include：
Electronic display module, LED light emitting arrays is provided with the electronic display module, the LED light emitting arrays arrange to be formed
Light-emitting area, the passage of array arrangement is provided with the light-emitting area, and the passage runs through the electricity from the light-emitting area
So that the electronic display module forms the engraved structure of ventilation on sub- display module；
Perspective board, it is fixed on before the light-emitting area of the electronic display module；
Heat-conducting plate, it is fixed on behind the electronic display module, and the heat-conducting plate includes interior heat-conducting plate and outer heat-conducting plate, institute
State interior heat-conducting plate and outer heat-conducting plate be arranged in parallel；
Tank shell, it is arranged on the periphery of the electronic display module, perspective board and heat-conducting plate, and the tank shell is supported and fixed
The electronic display module, perspective board and heat-conducting plate, the tank shell and the perspective board, electronic display module, interior heat-conducting plate,
Outer heat-conducting plate surrounds 3 airflow chamber, wherein surrounded between the perspective board and electronic display module for the first airflow chamber, it is described
Surrounded between electronic display module and interior heat-conducting plate for the second airflow chamber, surrounded between the interior heat-conducting plate and outer heat-conducting plate
For the 3rd airflow chamber, the tank shell is provided with the first opening and the second opening, first opening and first airflow chamber
Connection, second opening connect with the 3rd airflow chamber, air-flow through hole are provided with the interior heat-conducting plate, so that described the
The gas of two airflow chamber enters the 3rd airflow chamber, and the air-flow through hole is arranged on relative with the described second opening another
End；
Cooling system, it includes gas actuating device, temperature-detecting device and controller；
The gas actuating device is arranged on first opening, for driving gas to enter first airflow chamber；
The temperature-detecting device is arranged on the rear end of the electronic display module, for detecting the temperature of the electronic display module
Degree；
The controller electrically connects with gas actuating device, temperature-detecting device, the temperature-detecting device detect temperature >=
At 35 DEG C, the controller starts gas actuating device work, described when the temperature-detecting device detects 35 DEG C of temperature ＜
Controller stops gas actuating device work；
It is in addition, the first opening of the second opening of the first LED electronic displays and the 2nd LED electronic displays is logical
Tracheae connection is crossed, the second opening of the 2nd LED electronic displays passes through gas with the first opening of the 2nd LED electronic displays
Pipe connects, and air-flow is circulated between the first LED electronic displays and second LED display.
2. outdoor LED electronics double-display screen according to claim 1, it is characterised in that the passage is circular, aperture
For 0.5~1mm.
3. outdoor LED electronics double-display screen according to claim 1, it is characterised in that the ventilation of the array arrangement
The line space in hole is 1~2cm, and column pitch is 1~2cm.
4. outdoor LED electronics double-display screen according to claim 1, it is characterised in that the perspective board is transparent plastic
Plate.
5. outdoor LED electronics double-display screen according to claim 1, it is characterised in that the gas actuating device is electricity
Hydrodynamics air pump.
6. outdoor LED electronics double-display screen according to claim 1, it is characterised in that the tank shell is by former and later two
Housing component is formed by snapping connection.
7. outdoor LED electronics double-display screen according to claim 1, it is characterised in that the cooling system also includes electricity
Throttle regulator, the current regulator electrically connect with controller, gas actuating device, for adjusting by gas actuating device
Size of current.
8. outdoor LED electronics double-display screen according to claim 1, it is characterised in that set in the 3rd airflow chamber
There is honeycomb metal net, the wire netting is connected with the interior heat-conducting plate and outer heat-conducting plate, and the heat that wire netting is absorbed passes
Pass outer heat-conducting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711074764.5A CN107610611A (en) | 2017-11-06 | 2017-11-06 | Outdoor LED electronics double-display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711074764.5A CN107610611A (en) | 2017-11-06 | 2017-11-06 | Outdoor LED electronics double-display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107610611A true CN107610611A (en) | 2018-01-19 |
Family
ID=61084846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711074764.5A Withdrawn CN107610611A (en) | 2017-11-06 | 2017-11-06 | Outdoor LED electronics double-display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107610611A (en) |
-
2017
- 2017-11-06 CN CN201711074764.5A patent/CN107610611A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180119 |