CN209283632U - A kind of cooling system of outdoor highlight screen - Google Patents
A kind of cooling system of outdoor highlight screen Download PDFInfo
- Publication number
- CN209283632U CN209283632U CN201821423429.1U CN201821423429U CN209283632U CN 209283632 U CN209283632 U CN 209283632U CN 201821423429 U CN201821423429 U CN 201821423429U CN 209283632 U CN209283632 U CN 209283632U
- Authority
- CN
- China
- Prior art keywords
- radiating part
- screen
- cooling system
- outdoor highlight
- aperture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of cooling system of outdoor highlight screen, it include: automatic cycle heat radiation rack, the screen being mounted in the middle part of the automatic cycle heat radiation rack, backboard set on the screen back side, the automatic cycle heat radiation rack includes: the first radiating part, second radiating part, third radiating part, and the 4th radiating part, first radiating part, second radiating part, third radiating part, and the 4th radiating part be hollow structure and head and the tail connection collectively constitute interworking architecture, second radiating part back side is equipped with several first apertures, filter core is equipped in first aperture, the 4th radiating part back side is equipped with several second apertures, fan is equipped in second aperture.The utility model combination automatic cycle heat radiation rack, heat sink, constant current plate and antiultraviolet film collectively constitute the cooling system of outdoor highlight screen, good heat dissipation effect, it can guarantee in the case where screen intensity reaches 5000nit, screen temperature can be controlled at 60 DEG C hereinafter, substantially prolonging the service life of screen.
Description
Technical field
The utility model relates to highlighted screen technical field of heat dissipation more particularly to a kind of cooling systems of outdoor highlight screen.
Background technique
It is commonly used for outdoor LCD mosaic screen, it, can the permanent chemistry for changing liquid crystal fluid under outdoor high temperature environment
Property causes liquid crystal panel module to be damaged, and can not show so as to cause picture.Common mosaic screen is lacked due to cooling system
It falls into, liquid crystal display panel easily damages, and substantially increases replacement cost.Since the brightness of mosaic screen is higher, heat production is more, described general
Logical mosaic screen cannot do high brightness.And after the mosaic screen of normal brightness substantially passes through the integral combination of splicing, by adding
Big combination back space carries out nature heat conduction and heat radiation then by back iron plate；Or fan is added, at mosaic screen back
Promote air circulation, to radiate, screen surface temperature is difficult to lower.And this radiating mode can not drop liquid crystal display
Temperature, so that liquid crystal display service life is short.
Therefore, the prior art is defective, needs to improve.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of cooling system of outdoor highlight screen.
The technical solution of the utility model is as follows: a kind of cooling system of outdoor highlight screen, comprising: automatic cycle heat dissipation
Frame, the screen being mounted in the middle part of the automatic cycle heat radiation rack, the backboard set on the screen back side, the automatic cycle heat dissipation
Frame includes: the first radiating part, the second radiating part, third radiating part and the 4th radiating part, first radiating part, the second heat dissipation
Portion, third radiating part and the 4th radiating part are hollow structure and head and the tail connection collectively constitutes interworking architecture, second heat dissipation
The portion back side is equipped with several first apertures, and filter core is equipped in first aperture, and the 4th radiating part back side is equipped with several second
Aperture, second aperture is interior to be equipped with fan.
Further, the filter core is copper powder sintered filter core.
Further, the maximum diameter of hole of the filter core is less than or equal to 0.05mm.
Further, the fan is aerofoil fan.
Further, first radiating part, the second radiating part, third radiating part and the 4th radiating part are all made of aluminium conjunction
The Integral hollow structure that gold is gone out by aluminium extruded technological forming.
Further, first aperture is circle, and second aperture is rectangle.
Further, the cooling system of the outdoor highlight screen further include be set to below the backboard and be mounted on it is described from
Heat sink on dynamic circulation cooling frame, the heat sink includes: substrate, several fins on the substrate.
Further, the material of the heat sink is aluminum alloy material.
It further, further include set on the backboard close to the light source matrix of the screen side and the control light
Several constant current plates of source matrix.
Further, antiultraviolet film is equipped on the outside of the screen.
Using the above scheme, the utility model has the following beneficial effects:
1, the brightness of outdoor screen can achieve 5000nit, and brightness is high, and display effect is good；
2, using automatic cycle heat radiation rack, automatic cycle air, circulated air good cooling results are capable of forming；
3, cooled down using constant current plate from screen fever source, good cooling effect；
4, under the conditions of outdoor temperature, screen temperature can be controlled at 60 degrees Celsius while not reducing brightness hereinafter, big
It is big to extend liquid crystal display service life；
5, screen surface pastes antiultraviolet film, can reflect ultraviolet light, reduces the heat that screen is generated due to light absorption；
6, add finned heat dissipation aluminium alloy plate after backboard, reinforce heat dissipation effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of automatic cycle heat radiation rack in the cooling system of the utility model outdoor highlight screen；
Fig. 2 is the rearview of the cooling system of the utility model outdoor highlight screen；
Fig. 3 is the side view of the cooling system of the utility model outdoor highlight screen；
Fig. 4 is the sectional view of heat sink in the cooling system of the utility model outdoor highlight screen.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model provides a kind of cooling system of outdoor highlight screen referring to FIG. 1 to FIG. 4, comprising: automatic cycle dissipates
Hot frame 1, the screen 2 for being mounted on 1 middle part of the automatic cycle heat radiation rack, set on 2 lower section of screen backboard 3, be set to it is described
Backboard 3 is close to the light source matrix (being not drawn into figure) of 2 side of screen, several constant current plates (figure of the control light source matrix
In be not drawn into), set on 3 lower section of the backboard and be mounted on the automatic cycle heat radiation rack 1 heat sink 4, be set to the screen
2 positive antiultraviolet films 5 of curtain.Several constant current plates work at the same time, and control the brightness of the light source matrix, guarantee the light
Source matrix works under unsaturated operating condition, greatly reduces the calorific value of same level brightness, reduces from fever source
The generation of heat.The antiultraviolet film 5 is pasted on 2 surface of screen, can reflect ultraviolet light, reduces the screen 2 due to light
The heat that line absorption generates.The heat sink 4 includes: substrate 41, several fins 42 on the substrate 41, the heat dissipation
The material of plate 4 is aluminum alloy material.The thermal coefficient of aluminium alloy is high, convenient for the heat dissipation of the backboard 3.In conjunction with the automatic cycle
Heat radiation rack 1, heat sink 4, constant current plate and antiultraviolet film 5 collectively constitute the cooling system of the outdoor highlight screen, heat dissipation effect
Fruit is good, can guarantee in the case where 2 brightness of screen reaches 5000nit, can control 2 temperature of screen at 60 DEG C
Hereinafter, substantially prolonging the service life of the screen 2.
It please refers to Fig.1 to Fig.3, the automatic cycle heat radiation rack 1 includes: the first radiating part 11, the second radiating part 12, third
Radiating part 13 and the 4th radiating part 14, first radiating part 11, the second radiating part 12, third radiating part 13 and the 4th heat dissipation
Portion 14 is hollow structure and head and the tail connection collectively constitutes interworking architecture, first radiating part 11, the second radiating part 12,
Third radiating part 13 and the 4th radiating part 14 are all made of aluminium alloy and pass through the Integral hollow structure that aluminium extruded technological forming goes out.It adopts
The structural member with a sizing chamber can be obtained with aluminium extruded technique, it is convenient for disassembly and assembly, it is convenient for later period maintenance；The product of extrusion molding is comprehensive
It is high to close quality, dimensional accuracy is high, and surface quality is good, and mechanical property is good, drops stress concentration；Production chains are big, only need to change
Mold can produce shape, the dimensions product different with kind on the same device, and replace the operation of tool and mould
It is simple and convenient, time-consuming less, it is high-efficient.Especially dimensions is adjustable, meet can different size outdoor highlight screen the needs of.It is described
Second radiating part, 12 back side is equipped with several first apertures 15, and filter core 6 is equipped in first aperture 15, and the filter core 6 is copper powder
Sintered filter core, copper powder sintered filter core here are stirred evenly by the way that copper alloy powder to be added in the resin with cementation
It is added in the effigurate mold of tool, is put into resin decomposition in high temperature ovens, is finally sintered.6 mistake of filter core
It is high to filter precision, it is suitable for higher operating temperature that good permeability, high mechanical strength, stock utilization is high, while thermal shock resistance
It is good.The maximum diameter of hole of the filter core 6 is less than or equal to 0.05mm, can filter out the dust more than or equal to 0.05mm, finally
Enter clean air in the cavity of the automatic cycle heat radiation rack 1, air can be maximum after the filtering of the filter core 6
The avoiding of degree accumulates dirty dust inside the automatic cycle heat radiation rack 1, influences heat dissipation effect.4th radiating part 14 back
Face is equipped with several second apertures 16, is equipped with fan 7 in second aperture 16, and specifically, fan 7 described in the present embodiment is axis
Flow fan, has the characteristics that mute and superfast, exhausting great efforts, and air suction efficiency is high.First aperture 15 and described second
Aperture 16 can have any shape, and specifically, the first aperture 15 described in the present embodiment is circle, and round hole is convenient for aperture, peace
The filter core 6 is filled, second aperture 16 is rectangle, and rectangular opening facilitates the installation of the fan 7.
Specifically, the radiating principle of the automatic cycle heat radiation rack are as follows: the fan 7 is powered on, the wind is passed through
Fan 7 takes the hot wind in 1 cavity of automatic cycle heat radiation rack out of；Thus the empty cavity pressure drop of the automatic cycle heat radiation rack 1
It is low, make cavity is inside and outside to form pressure difference, so that cool exterior air after 6 dust removal by filtration of filter core by entering in institute's cavity；Cold sky
Gas, across entire cavity, takes away the heat that the screen 2 distributes, eventually by the fan 7 by the drive of 7 draft of fan
Hot wind is discharged；Thus automatic cycle forms the air-flow of circulation, is reached for the purpose that the screen 2 cools down.
In conclusion the utility model has the following beneficial effects:
1, the brightness of outdoor screen can achieve 5000nit, and brightness is high, and display effect is good；
2, using automatic cycle heat radiation rack, automatic cycle air, circulated air good cooling results are capable of forming；
3, cooled down using constant current plate from screen fever source, good cooling effect；
4, under the conditions of outdoor temperature, screen temperature can be controlled at 60 DEG C hereinafter, prolonging significantly while not reducing brightness
Long liquid crystal display service life；
5, screen surface pastes antiultraviolet film, can reflect ultraviolet light, reduces the heat that screen is generated due to light absorption；
6, add finned heat dissipation aluminium alloy plate after backboard, reinforce heat dissipation effect.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of cooling system of outdoor highlight screen characterized by comprising automatic cycle heat radiation rack, be mounted on it is described automatic
Screen in the middle part of circulation cooling frame, the backboard set on the screen back side, the automatic cycle heat radiation rack includes: the first heat dissipation
Portion, the second radiating part, third radiating part and the 4th radiating part, first radiating part, the second radiating part, third radiating part and
4th radiating part is hollow structure and head and the tail connection collectively constitutes interworking architecture, and second radiating part back side is equipped with several the
One aperture, first aperture is interior to be equipped with filter core, and the 4th radiating part back side is equipped with several second apertures, second aperture
It is interior to be equipped with fan.
2. the cooling system of outdoor highlight screen according to claim 1, which is characterized in that the filter core is copper powder sintering filter
Core.
3. the cooling system of outdoor highlight screen according to claim 2, which is characterized in that the maximum diameter of hole of the filter core is small
In or equal to 0.05mm.
4. the cooling system of outdoor highlight screen according to claim 1, which is characterized in that the fan is aerofoil fan.
5. the cooling system of outdoor highlight screen according to claim 1, which is characterized in that first radiating part, second
Radiating part, third radiating part and the 4th radiating part are all made of aluminium alloy and pass through the Integral hollow structure that aluminium extruded technological forming goes out.
6. the cooling system of outdoor highlight screen according to claim 1, which is characterized in that first aperture is circle,
Second aperture is rectangle.
7. the cooling system of outdoor highlight screen according to claim 1, which is characterized in that further include being set under the backboard
Side and the heat sink being mounted on the automatic cycle heat radiation rack, if the heat sink includes: substrate, on the substrate
Dry fin.
8. the cooling system of outdoor highlight screen according to claim 7, which is characterized in that the material of the heat sink is aluminium
Alloy material.
9. the cooling system of outdoor highlight screen according to claim 1, which is characterized in that further include being set to the backboard to lean on
The light source matrix of the nearly screen side and several constant current plates of the control light source matrix.
10. the cooling system of outdoor highlight screen according to claim 1, which is characterized in that be equipped on the outside of the screen anti-
Antiultraviolet film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423429.1U CN209283632U (en) | 2018-08-31 | 2018-08-31 | A kind of cooling system of outdoor highlight screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423429.1U CN209283632U (en) | 2018-08-31 | 2018-08-31 | A kind of cooling system of outdoor highlight screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209283632U true CN209283632U (en) | 2019-08-20 |
Family
ID=67598878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821423429.1U Active CN209283632U (en) | 2018-08-31 | 2018-08-31 | A kind of cooling system of outdoor highlight screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209283632U (en) |
-
2018
- 2018-08-31 CN CN201821423429.1U patent/CN209283632U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201145245Y (en) | LED cup lamp | |
| CN209283632U (en) | A kind of cooling system of outdoor highlight screen | |
| CN101839412A (en) | High-power LED illuminator cooled by finned tubular radiator | |
| CN102032490B (en) | Inner shaft radiation type LED bulb | |
| CN102749741A (en) | Liquid crystal display device and heat dissipation method | |
| CN201909214U (en) | Inner axial heat dissipation type LED (light-emitting diode) ball lamp | |
| CN209356796U (en) | A kind of liquid crystal display for being easy to radiate | |
| CN208477255U (en) | A kind of radiator for display | |
| CN210986182U (en) | Security protection camera monitoring infrared lamp panel module | |
| CN108957920B (en) | Circulating foam material liquid cooling device for high-power lighting DMD chip | |
| CN209014868U (en) | A kind of novel liquid crystal display module that heat dissipation effect is excellent | |
| CN208369019U (en) | A kind of electric cabinet that can cool down rapidly | |
| CN208349021U (en) | A kind of good side entrance back module of heat dissipation | |
| CN201518194U (en) | LED display device | |
| CN107799018A (en) | LED display with moistureproof dust reduction capability | |
| CN217360531U (en) | Novel projector ray apparatus cooling system | |
| CN219228279U (en) | High-efficient heat dissipation type ultrathin LED die-casting aluminum sleeve | |
| CN219145477U (en) | Electromagnetic shielding camera shooting module with heat dissipation assembly | |
| CN214897373U (en) | Box and display screen | |
| CN209168614U (en) | A kind of Micro-LED display screen for full-color display | |
| CN211580525U (en) | Keep microthermal electric box | |
| CN212059387U (en) | Closed cold channel energy efficiency monitoring sensor | |
| CN217004387U (en) | Heat dissipation aluminum material for LED lamp | |
| CN220755344U (en) | LED screen frame structure with heat dissipation mechanism | |
| CN221240602U (en) | Dustproof heat radiation structure of power module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |