CN107592777B - Desk-top LED electronic display cooling system - Google Patents
Desk-top LED electronic display cooling system Download PDFInfo
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- CN107592777B CN107592777B CN201710959832.XA CN201710959832A CN107592777B CN 107592777 B CN107592777 B CN 107592777B CN 201710959832 A CN201710959832 A CN 201710959832A CN 107592777 B CN107592777 B CN 107592777B
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- 238000001816 cooling Methods 0.000 title claims abstract description 30
- 238000005192 partition Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
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Abstract
The invention discloses a desk type LED electronic display cooling system, which comprises: the desk-top LED electronic display cooling system comprises a transparent plate, a heat conducting plate, a closed circulating airflow channel, an airflow accelerator, a shell part and the like, wherein the components and the LED electronic display form a desk-top LED electronic display cooling system, the heat dissipation effect of the display is enhanced on the premise of not influencing the display effect of the LED electronic display, the service life of the display is prolonged, and the safety of the display in the using process is enhanced.
Description
Technical Field
The invention relates to the technical field of electronic displays, in particular to a cooling system of a desktop LED electronic display.
Background
An LED electronic display is a display screen which is used for displaying various information such as characters, figures, images, animation, quotation, videos, video signals and the like by controlling the display mode of a semiconductor light-emitting diode. The technological progress of LEDs is the greatest driving force to expand market demand and applications. Originally, LED is only used as a micro indicator light, and is applied to high-grade equipment such as computers, audio and video recorders, and with the continuous progress of large-scale integrated circuits and computer technologies, LED displays are growing up rapidly, and gradually expanding to the fields of stock tickers, digital cameras, PDAs, mobile phones, and the like. The LED display integrates the micro-electronic technology, the computer technology and the information processing, becomes a new generation of display media with most advantages due to the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like, is widely applied to large squares, commercial advertisements, stadiums, information dissemination, news distribution, stock exchange and the like, and can meet the requirements of different environments.
However, because the LED semiconductor generates a large amount of heat during operation, if the LED semiconductor cannot be evacuated in time or is improperly evacuated, the display effect of the LED electronic display will be directly affected, and serious people will directly damage the display and other devices.
Disclosure of Invention
The invention aims to solve the defects of the prior art, and provides a desk type LED electronic display cooling system which can enhance the heat dissipation effect of a display, prolong the service life of the display and enhance the safety of the display in the using process on the premise of not influencing the display effect of the LED electronic display.
In order to realize the aim of the invention, the technical measures are as follows:
desk-top LED electronic display cooling system has included transparent plate, heat-conducting plate, closed circulation air flow channel, air current accelerator, shell spare etc.:
a transparent plate: the shell piece is fixed in front of the display end of the electronic display;
a heat conducting plate: the shell is fixed at the back of the electronic display;
closed circulation gas flow channel: the side walls of two sides of the A cavity and the B cavity are respectively sealed by shell pieces, the A cavity and the B cavity are formed by the shell pieces and communicated up and down, and a closed circulating airflow channel is formed by the A cavity, the B cavity and the shell pieces;
an airflow accelerator: the closed circulating airflow channel is arranged in the closed circulating airflow channel and used for accelerating airflow in the closed circulating airflow channel;
the shell part is as follows: the LED heat-conducting plate is used for fixing the LED electronic display, the transparent plate and the heat-conducting plate on the vehicle and simultaneously forming a closed circulating airflow channel.
The invention relates to a desk type LED electronic display cooling system, wherein an airflow accelerator arranged in a closed type circulating airflow channel is fixed at the bottom of the closed type circulating airflow channel, and airflow at the bottom of the closed type circulating airflow channel is accelerated towards a transparent plate along a heat conducting plate.
The invention relates to a desk type LED electronic display cooling system, wherein a plurality of airflow accelerators are arranged in an intercommunicating cavity at the lower parts of a cavity A and a cavity B, and the airflow accelerators are arranged in the intercommunicating cavity in a straight line along a display.
The invention relates to a desk type LED electronic display cooling system, wherein 1 airflow accelerator is arranged at the rear side of a heat conducting plate at the bottom of a closed circulating airflow channel.
The invention relates to a desk type LED electronic display cooling system, wherein airflow accelerated by an airflow accelerator flows in a radial shape towards a heat-conducting plate at the bottom of a closed circulating airflow channel and flows towards a transparent plate through the bottom of the heat-conducting plate.
The invention relates to a desk type LED electronic display cooling system, wherein an airflow accelerator forms an isosceles triangle at the bottom of a closed circulating airflow channel and two end points at the bottom of a heat conducting plate.
The invention relates to a table type LED electronic display cooling system, wherein a closed type circulating airflow channel is in a boot-shaped side section.
The invention relates to a desk type LED electronic display cooling system, wherein a boot type closed circulating airflow channel comprises: first boot cavity, second boot cavity, third boot cavity:
a first boot chamber: an airflow accelerator air inlet;
a second boot chamber: the second boot cavity is divided into an upper boot cavity and a lower boot cavity and comprises a second boot cavity upper cavity and a second boot cavity lower cavity,
the airflow accelerator is arranged in the lower cavity of the second boot cavity;
a third boot chamber: a cavity formed between transparent plate and electronic display, and electronic display and conductor
The cavity B formed between the hot plates.
According to the cooling system of the table type LED electronic display, a partition plate is arranged between the upper cavity of the second boot cavity and the lower cavity of the second boot cavity in the second boot cavity.
The invention relates to a desk type LED electronic display cooling system, wherein a partition plate arranged between an upper cavity of a second boot cavity and a lower cavity of the second boot cavity is a fan-shaped partition plate, and fan-shaped downward protruding spokes are arranged on the lower surface of the partition plate.
The invention at least comprises the following beneficial effects:
the invention relates to a desk type LED electronic display cooling system, which is characterized in that a transparent plate and a heat conducting plate are respectively arranged in front of and behind an LED electronic display to form airflow cavities, namely an A cavity and a B cavity, the side walls of the two sides of the A cavity and the B cavity are respectively sealed by shell parts, the A cavity and the B cavity are formed by the shell parts and are communicated up and down, and a closed circulating airflow channel is formed by the A cavity, the B cavity and the shell parts, so that air in a closed loop continuously circulates and regularly in the A cavity and the B cavity from the front side to the back side of the display in the running process of the LED electronic display, airflow transmits heat to the heat conducting plate in the process, and the heat conducting plate after heat absorption rapidly disperses the heat into the outside air by utilizing the contact of the outside and the outside.
The cooling system of the table type LED electronic display not only can lead out the heat of the display in the working process in time, but also can prevent the display from being in direct contact with the external environment by utilizing the closed type circulating airflow channel, the display belongs to a sensitive device, any trace and small amount of dust, H2O and other pollutants can influence the display, the influence of the external environment, air, dust and the like on the display is directly isolated by utilizing the closed type circulating airflow channel, and the service life of the display is prolonged.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
The drawings are included to further explain the present invention and are not intended to limit the scope of the invention.
FIG. 1 is a schematic diagram of the front and rear structures of an LED electronic display in a cooling system of a desktop LED electronic display according to the present invention.
FIG. 2 is a schematic side sectional view of a cooling system of an I-shaped desktop LED electronic display according to the present invention.
Fig. 3 is a schematic view of the circulation flow direction of the gas flow in the closed circulation gas flow channel.
FIG. 4 is a schematic side sectional view B of a cooling system of an I-shaped desktop LED electronic display according to the present invention.
FIG. 5 is a schematic diagram of a front cross-sectional structure of an I-shaped desk type LED electronic display cooling system according to the present invention.
Fig. 6 is a schematic side sectional view a of the cooling system of the boot-type desktop LED electronic display according to the present invention.
FIG. 7 is a schematic side sectional view B of the boot-type desk LED electronic display cooling system of the present invention.
FIG. 8 is a schematic top view of a cross-sectional view of a boot-type desk LED electronic display cooling system with an airflow accelerator according to the present invention
Detailed Description
The present invention is further described in detail below with reference to specific embodiments so that those skilled in the art can implement the invention without limiting the scope of the invention by referring to the description text.
The term "fixed" as used herein may mean "directly" coupled, or "indirectly" coupled, or no coupling between the two is achieved solely by other elements. The closed circulating airflow channel is a channel which does not exchange air with the outside, the channel is a sealed channel, and the airflow in the channel is in a regular circulating flow state.
Example 1
I-shaped LED electronic display cooling system
As shown in fig. 1, the transparent plate 1, the electronic display 2 and the heat conducting plate 3 are sequentially arranged in a front-back order, as shown in fig. 2, the transparent plate 1 and the display 2 form an a cavity 8, a B cavity 6 is formed between the display 2 and the heat conducting plate 3, an air channel 5 and an air flow channel 7 are respectively arranged above and below the a cavity 8 and the B cavity 6, the side walls of the a cavity 8 and the B cavity 6 are sealed by a shell part 4, and the air channel 5 and the air flow channel 7 are respectively used for air flow between the a cavity 8 and the cavity 6. The air channel 5, the air flow channel 7, the cavity A8, the cavity B6 and the shell member 4 form a closed type circulating air flow channel cavity, when the LED electronic display works, air flow in the cavity A8 vertically upwards enters the air flow channel 5 through the air flow channel 7, then enters the air flow channel 7 through the cavity B6 through the air flow channel 5, and the circulating flow direction of the air flow in the closed type circulating air flow channel is shown in figure 3. LED electronic display is under operating condition, and the display gives off the heat to A chamber 8, and the air current in A chamber 8 absorbs the heat and flows upwards perpendicularly, down flows into B chamber 6 perpendicularly through airflow channel 5, and heat-conducting plate 3 inboard contacts with the high temperature air current, absorbs the heat of air current after radiating into external environment through the heat-conducting plate 3 outside. In order to increase the flow speed of the air flow in the closed circulating air flow channel, that is, the speed of heat exchange between the display 2 and the external environment, as shown in fig. 4, an air flow accelerator 9 may be further disposed in the closed circulating air flow channel, the acceleration direction of the air flow accelerator 9 is accelerated from the cavity B6 to the cavity a 8, and the cooled air is accelerated to flow to the cavity a. As shown in fig. 5, a plurality of airflow accelerators 9 are arranged in the communicating chamber, i.e., the airflow channel 7, below the a chamber 8 and the B chamber 6, and the airflow accelerators 9 are arranged in line along the display in the communicating chamber.
Example 2
Boot type LED electronic display cooling system
As shown in fig. 6, the transparent plate 1, the electronic display 2 and the heat conducting plate 3 are sequentially arranged from front to back, wherein the transparent plate 1 and the display 2 form an a cavity 8, a B cavity 6 is formed between the display 2 and the heat conducting plate 3, the a cavity 8 and the B cavity 6 are respectively provided with an air channel 5 and an air channel 7, the air channel 7 extends towards the rear of the heat conducting plate 3, as shown in fig. 6, an air flow accelerator 9 is arranged in the air channel 7, the air flow accelerator 9 and two end points at the bottom of the heat conducting plate 3 form an isosceles triangle, and the part of the shell member 4 forming the air channel 7 forms an isosceles trapezoid. The side walls of the A cavity 8 and the B cavity 6 are sealed by the shell part 4, and the gas channel 5 and the gas flow channel 7 are respectively used for gas flow between the A cavity 8 and the B cavity 6. The air channel 5, the air flow channel 7, the cavity A8, the cavity B6 and the shell piece 4 form a closed circulating air flow channel cavity, when the LED electronic display works, air flow in the cavity A8 vertically flows upwards through the air flow channel 7, then enters the air flow channel 5, then enters the cavity B6 through the air flow channel 5, vertically flows downwards in the cavity B6, enters the air flow channel 7 on the rear side of the heat conducting plate 3, flows to the air flow accelerator 9 along the upper part of the inner wall of the air flow channel 7, is accelerated by the air flow accelerator 9, and then flows into the air flow channel 7 in the opposite direction, and the circulating flow direction of the air flow in the closed circulating air flow channel is shown in figure 3. LED electronic display is under operating condition, and the display gives off the heat to A chamber 8, and the air current in A chamber 8 absorbs the heat and flows upwards perpendicularly, down flows into B chamber 6 perpendicularly through airflow channel 5, and heat-conducting plate 3 inboard contacts with the high temperature air current, absorbs the heat of air current after radiating into external environment through the heat-conducting plate 3 outside. The airflow accelerator 9 accelerates the flowing speed of the airflow in the closed circulating airflow channel, that is, the heat exchange speed between the display 2 and the external environment, as shown in fig. 8, the airflow accelerated by the airflow accelerator 9 in the airflow channel 7 at the rear side of the heat conducting plate 3 flows radially toward the transparent plate 1.
Further, in order to uniformly cool the display, as shown in fig. 7, the boot-type closed circulation airflow channel is divided into a first boot cavity, a second boot cavity and a third boot cavity, the first boot cavity 01 is an airflow accelerator air inlet, the second boot cavity is divided into an upper cavity and a lower cavity, and comprises a second boot cavity upper cavity 021 and a second boot cavity lower cavity 022, the airflow accelerator 9 is arranged in the second boot cavity lower cavity 002, and the third boot cavity is composed of a cavity a formed between the transparent plate and the electronic display and a cavity B formed between the electronic display and the heat-conducting plate. Wherein a partition plate 03 is arranged between a second boot cavity upper cavity 021 and a second boot cavity lower cavity 022 in the second boot cavity, the partition plate 03 between the second boot cavity upper cavity 021 and the second boot cavity lower cavity 022 is a fan-shaped partition plate, and fan-shaped downward protruding spokes are arranged on the lower surface.
It is obvious that those skilled in the art can obtain various effects not directly mentioned according to the respective embodiments without trouble from various structures according to the embodiments of the present invention.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (6)
1. A desktop LED electronic display cooling system, comprising: transparent plate, heat-conducting plate, closed circulation air current passageway, air current accelerator, shell spare:
a transparent plate: the shell piece is fixed in front of the display end of the electronic display;
a heat conducting plate: the shell is fixed at the back of the electronic display;
closed circulation gas flow channel: the side walls of two sides of the cavity A and the cavity B are respectively sealed by shell parts, the cavity A and the cavity B are formed by the shell parts and communicated up and down, a closed circulating airflow channel is formed by the cavity A, the cavity B and the shell parts, and the bottom of the closed circulating airflow channel forms a table type LED electronic display base; wherein, closed circulation airflow channel side section becomes the boots type, and boot type closed circulation airflow channel includes: first boot cavity, second boot cavity, third boot cavity:
a first boot chamber: an airflow accelerator air inlet;
a second boot chamber: the second boot cavity is divided into an upper cavity and a lower cavity and comprises a second boot cavity upper cavity and a second boot cavity lower cavity, and the airflow accelerator is arranged in the second boot cavity lower cavity;
a third boot chamber: the heat conducting plate is composed of a cavity A formed between the transparent plate and the electronic display and a cavity B formed between the electronic display and the heat conducting plate;
a partition plate is arranged between a second boot cavity upper cavity and a second boot cavity lower cavity in the second boot cavity; the partition plate arranged between the upper cavity of the second boot cavity and the lower cavity of the second boot cavity is a fan-shaped partition plate, and the lower surface of the partition plate is provided with fan-shaped downward protruding spokes;
an airflow accelerator: the closed circulating airflow channel is arranged in the closed circulating airflow channel and used for accelerating airflow in the closed circulating airflow channel;
the shell part is as follows: the LED heat-conducting plate is used for fixing the LED electronic display, the transparent plate and the heat-conducting plate on the vehicle and simultaneously forming a closed circulating airflow channel.
2. The system for cooling a desktop LED electronic display according to claim 1, wherein the airflow accelerator disposed in the closed circulation airflow channel is fixed at the bottom of the closed circulation airflow channel, and airflow at the bottom of the closed circulation airflow channel is accelerated toward the transparent plate along the heat conducting plate.
3. The system of claim 2, wherein the plurality of airflow accelerators are disposed in a communicating chamber below the chamber a and the chamber B, the airflow accelerators being arranged in the communicating chamber in line with the display.
4. The system of claim 2, wherein 1 of the plurality of airflow accelerators is disposed behind the heat-conducting plate at the bottom of the closed circulation airflow channel.
5. The system of claim 4, wherein the airflow accelerated by the airflow accelerator flows radially toward the heat conducting plate at the bottom of the closed circulating airflow channel and flows toward the transparent plate through the bottom of the heat conducting plate.
6. The system of claim 5, wherein the flow accelerator forms an isosceles triangle with the two ends of the bottom of the heat conducting plate at the bottom of the closed circulation flow channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710959832.XA CN107592777B (en) | 2017-10-16 | 2017-10-16 | Desk-top LED electronic display cooling system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710959832.XA CN107592777B (en) | 2017-10-16 | 2017-10-16 | Desk-top LED electronic display cooling system |
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| CN107592777A CN107592777A (en) | 2018-01-16 |
| CN107592777B true CN107592777B (en) | 2020-04-21 |
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| CN201710959832.XA Active CN107592777B (en) | 2017-10-16 | 2017-10-16 | Desk-top LED electronic display cooling system |
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| JP7793443B2 (en) * | 2022-03-25 | 2026-01-05 | コイト電工株式会社 | display device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738766A (en) * | 2008-11-24 | 2010-06-16 | 深圳市新超亮特种显示设备有限公司 | Liquid crystal display panel with two-body circulating heat conduction and dissipation device |
| CN104853562A (en) * | 2014-02-19 | 2015-08-19 | 联想(北京)有限公司 | Electronic equipment and air flow accelerating device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6493440B2 (en) * | 2001-04-23 | 2002-12-10 | Gilbarco Inc. | Thermal management for a thin environmentally-sealed LCD display enclosure |
| ES2909480T3 (en) * | 2016-03-04 | 2022-05-06 | Mri Inc | Cooling system for double-sided display assembly |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738766A (en) * | 2008-11-24 | 2010-06-16 | 深圳市新超亮特种显示设备有限公司 | Liquid crystal display panel with two-body circulating heat conduction and dissipation device |
| CN104853562A (en) * | 2014-02-19 | 2015-08-19 | 联想(北京)有限公司 | Electronic equipment and air flow accelerating device |
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Effective date of registration: 20240123 Address after: 315012 room 1025, Liyuan North Road, Haishu District, Ningbo, Zhejiang, China, 755 Patentee after: Ningbo yuanzhicube Energy Technology Co.,Ltd. Country or region after: China Address before: 530012 room 705, unit 3, building 2, No.1 Renmin East Road, Xingning District, Nanning City, Guangxi Zhuang Autonomous Region Patentee before: GUANGXI NANNING YINGFANDA TECHNOLOGY CO.,LTD. Country or region before: China |