CN102368367A - LED (Light-emitting Diode) screen display unit and LED display screen - Google Patents
LED (Light-emitting Diode) screen display unit and LED display screen Download PDFInfo
- Publication number
- CN102368367A CN102368367A CN2011103252922A CN201110325292A CN102368367A CN 102368367 A CN102368367 A CN 102368367A CN 2011103252922 A CN2011103252922 A CN 2011103252922A CN 201110325292 A CN201110325292 A CN 201110325292A CN 102368367 A CN102368367 A CN 102368367A
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- led
- display unit
- power supply
- aluminium base
- screen
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 45
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 239000004411 aluminium Substances 0.000 claims description 41
- 238000004512 die casting Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005267 amalgamation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
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Abstract
The invention relates to an LED (Light-emitting Diode) screen display unit which comprises an LED circuit board, and a power supply and a control panel, wherein the front face of the LED circuit board is equipped with an LED lamp while the back face of the LED circuit board is equipped with an electronic element, and power supply and signal combination hubs; the power supply and control panel is connected with the combination hubs; the LED screen display unit further comprises an insulated heat-conducting layer which is orderly adhered to back face of the LED circuit board and has a peripheral outline adapted to the LED circuit board, and an aluminum base; the aluminum base is internally provided with through holes for containing the combination hubs; one face of the aluminum base, which is close to the LED circuit board, is provided with a groove position for containing the electronic device; the insulated heat-conducting layer is provided with openings for the combination hubs to penetrate through; and the power supply and control panel is arranged at the back face of the aluminum base. The invention further relates to an LED display screen assembled by the LED screen display units. The LED screen display unit has the advantages of improving the radiation design, prolonging the service life and reducing the transportation and maintenance cost and is applied to the field of the LED display screen.
Description
Technical field
The present invention relates to a kind of LED display and assembly thereof.
Background technology
LED display is the novel information display media that develops rapidly in the whole world in the later stage eighties, and it is to utilize the lattice module of light emitting diode formation or the display media that pixel cell is formed.It integrates Control Technique of Microcomputer, video technique, photoelectron technology, microelectric technique, the communication technology, digital image processing techniques, is a kind of new high-tech product.It can show the live image from computing machine, video recorder, video camera and TV, also can show from the still image in computing machine and the storer.It is with reliability height, long service life, characteristics such as adaptive capacity to environment is strong, the ratio of performance to price is high, use cost is low, and in the short more than ten years, shooting up is the main product of FPD, has obtained large tracts of land in all trades and professions and has popularized and use.In the LED display use, the LED lamp is basic element, and the life-span main cause that influences the LED lamp is the heating of lamp.So when the design LED display, heat dissipation design is a difficult problem always, the quality of heat dissipation design directly has influence on the serviceable life of whole LED screen
Traditional LED screen display unit generally adopts body structure, generally accommodates fan, circuit board, Switching Power Supply, connection cable etc. in the casing.Be spliced into a big LED display by several so independently LED screen display units again.Yet this LED screen display unit of fan heat radiation that utilizes has following shortcoming:
At first, traditional LED screen display unit all is to adopt body structure, and the making of casing is spliced after generally adopting the sheet material bending with drawbacks such as manufacturing process are loaded down with trivial details, difficulty of processing is high, cost is big.Accommodate fan, power supply, screen body control panel, various circuit board, numerous connector and connection cable etc. in the casing; The casing of the LED screen display unit that is assembled into like this must seem that volume is big, Heavy Weight; Cause transportation to be difficult for, give and install and keep in repair and make troubles.
Secondly,, there is fixing thermovent corresponding, through radiator fan box house produced a large amount of heats and discharge the casing outside with the cross-ventilation mode with fan because of this traditional casing adopts the fan heat dissipation design.Like this, because casing seal, fine impurity such as dust and fog get into box house easily, cause job insecurity, quicken part to wear out, and fragile parts influence serviceable life.Moreover be very limited the serviceable life of fan, in the LED life time, will frequently check, change fan surely.
At last, traditional body structure design, each unit box all has independently shell, several radiator fans are installed in each casing, but the fan heat-sinking capability is more limited, causes the result of ventilating heat dissipation extreme difference of whole screen.If LED display is in the middle of operation, the heat of screen body cannot distribute timely, will quicken the degree of aging of LED lamp, and thermal value also can have influence on the serviceable life of various driving electronic devices and components simultaneously, and then the life-span of the whole screen of influence.
Summary of the invention
Technical matters to existing in the prior art the objective of the invention is: provide a kind of simple in structure, thickness is little, be easy to safeguard and the reliable LED screen display unit that dispels the heat.
Another object of the present invention is: provide a kind of simple in structure, thickness is little, be easy to safeguard and the reliable LED display that dispels the heat.
In order to reach first purpose, the present invention adopts following technical scheme:
LED shields display unit, comprising: led circuit plate and power supply and control panel; The LED lamp is equipped with in the front of led circuit plate, and electronic devices and components and the combination hub that is provided with power supply and signal are equipped with in the back side; Power supply and control panel and combination hub join; LED screen display unit also comprises: be close to profile setting and peripheral and led circuit plate corresponding insulation heat-conducting layer and aluminium base successively at the back side of led circuit plate; Wherein, be provided with the through hole that holds combination hub in the aluminium base, be provided with the groove position that holds electronic devices and components near the one side of led circuit plate; The insulating heat-conductive layer is provided with the opening that supplies combination hub to pass; Power supply and control panel are at the back side of aluminium base.
After adopting this structure, electronic devices and components are held by the groove position, and combination hub is held by through hole, therefore can guarantee that led circuit plate, insulating heat-conductive layer and aluminium base three fit tightly.The setting of insulating heat-conductive layer can not only prevent the led circuit plate because of with the Metal Contact short circuit, and makes led circuit plate and the better applying of aluminium base surface, also makes the heat of led circuit plate pass to aluminium base more easily and gets on.Adopt aluminium as stock, aluminum metal not only has light characteristics, and is more conducive to heat radiation, and aluminum metal is more suitable for the one-body molded manufacturing of die casting simultaneously.The led circuit plate is the main source of LED screen display unit heating, and the present invention has utilized the characteristics of aluminum metal heat conduction just, distributes the heat of led circuit plate fast through aluminium base, has improved radiating effect greatly, thereby reduces the aging speed of whole screen.Adopt no fan design,, improved sealing, reduce the invasion and attack of dust and fog, thereby improve the viability of LED display under rugged surroundings, do not have the fan design simultaneously, more reduced the maintenance cost of maintain and replace fan in the future because of no ventilating opening.The characteristics of light, the easy die casting that aluminium is exclusive are more suitable for the drawing and forming manufacturing, make to produce light LED screen display unit more easily, have also reduced transportation cost.The front that this paper is mentioned refers to and installs the led circuit plate face in the same way of LED lamp.
As a kind of preferred mode, the insulating heat-conductive layer is for being clipped between led circuit plate and aluminium base independently layer.The silicone high molecular polymer elastic body that the insulating heat-conductive layer is reinforced for no base material; Can reduce the thermal resistance between led circuit plate and the aluminium base effectively, and electric insulation, the tool high dielectric strength; Good heat conductance; High chemical resistance, the short circuit that can cause to receiving high voltage and piercing through of metalwork is a kind of excellent heat conductivity insulating material that replaces traditional mica and silicone grease.
As a kind of preferred mode, the insulating heat-conductive layer can for example be a silica-gel coating for being positioned at the positive coating of aluminium base also.
Electronic devices and components are arranged in delegation at least; The groove position shape that is in line, number of slots is identical with the line number of electronic devices and components.Arrange the electronic devices and components of led circuit backboard face are regular as much as possible, especially ought arrange in line, this more helps aluminium base and leaves the groove position corresponding with electronic devices and components, and is easy to process.
Bonnet is equipped with at the back side of aluminium base; Bonnet is provided with the cavity that holds power supply and control panel near the one side of aluminium base; Bonnet is provided with the power supply that is electrically connected with power supply and control panel and the Connection Block of signal.After adopting this structure, bonnet can be protected power supply and control panel, and is simultaneously moulded attractive in appearance.The setting of Connection Block can be used between display unit and the display unit or transmission of the signal of display unit and main control equipment and power delivery.
Bonnet is one-body molded by aluminium die-casting.In light weight, be beneficial to the integral heat sink that LED shields display unit, manufacturing process is simple and convenient simultaneously.
Aluminium base is one-body molded by aluminium die-casting.Manufacturing process is simple and convenient.
Handle is installed on the aluminium base.Handle can be installed in the back side of aluminium base, and promptly the both sides of bonnet makes things convenient for the project installation personnel to move LED screen display unit.
In order to reach second purpose, the present invention adopts following technical scheme:
A kind of LED display is assemblied to form by above-mentioned LED screen display unit.
After adopting this technical scheme, LED display has the above-mentioned LED screen advantage that display unit had.
Generally speaking, the present invention has the heat dissipation design of improving LED screen display unit and LED display, improves serviceable life, lowers the advantage of transportation maintenance cost.
Description of drawings
Fig. 1 is the explosive view of LED screen display unit.
Fig. 2 is the stereographic map of aluminium base.
Wherein, 1 is the led circuit plate, and 2 is the insulating heat-conductive layer, and 3 is aluminium base, and 4 is power supply and control panel, and 5 is bonnet, and 6 is electronic devices and components, and 7 is combination hub, and 8 is opening, and 9 is through hole, and 10 is the groove position, and 11 is Connection Block.
Embodiment
To combine accompanying drawing and embodiment to come the present invention is done further detailed explanation below.
Illustrated in figures 1 and 2, LED screen display unit comprises: led circuit plate 1, insulating heat-conductive layer 2, aluminium base 3, power supply and control panel 4 and bonnet 5 are formed.
Wherein, the front of led circuit plate 1 is equipped with the LED lamp, and the back side is provided with the combination hub 7 of electronic devices and components 6 and power supply and signal.Electronic devices and components 6 rules be arranged in several rows (here for the five-element), combination hub 7 is commercially available assembly on the market.
Insulating heat-conductive layer 2 is the independent layer that is provided with, and peripheral profile is identical with the led circuit plate, is rectangle, is provided with 4 positions in it and supplies combination hub 7 to pass through with size and combination hub 7 corresponding opening.The silicone high molecular polymer elastic body that insulating heat-conductive layer 2 is reinforced for no base material.
Bonnet 5 is provided with the cavity that holds power supply and control panel 4 near the one side of led circuit plate 1, and the Connection Block 11 of 4 power supplys and signal is equipped with at the back side of bonnet 5.The part (be commonly called as aviation head) of Connection Block 11 for having bought on the market also can customize according to needs.
During installation, insulating heat-conductive layer 2 is between led circuit plate 1 and aluminium base 3, and led circuit plate 1 is fastened on the aluminium base 3 through Screw.Bonnet 5 is connected and fixed on the aluminium base 3 through Screw.Combination hub 7, power supply and control panel 4 and Connection Block 11 are electrically connected, and also realize the transmission of signal simultaneously betwixt.Signal wire and power lead can pass from opening 8 and through hole 9.
LED is shielded the display unit amalgamation can form LED display.
Except the mode that present embodiment is mentioned, electronic devices and components can be arranged in other shapes, as long as be convenient to the processing of groove position.The insulating heat-conductive layer also can be for being positioned at the positive coating of aluminium base.These mapping modes are all in protection scope of the present invention.
Claims (10)
1.LED the screen display unit comprises: led circuit plate and power supply and control panel; The LED lamp is equipped with in the front of led circuit plate, and electronic devices and components and the combination hub that is provided with power supply and signal are equipped with in the back side; Power supply and control panel and combination hub join, and it is characterized in that: said LED screen display unit also comprises: be close to profile setting and peripheral and led circuit plate corresponding insulation heat-conducting layer and aluminium base successively at the back side of led circuit plate; Wherein, be provided with the through hole that holds combination hub in the aluminium base, be provided with the groove position that holds electronic devices and components near the one side of led circuit plate; The insulating heat-conductive layer is provided with the opening that supplies combination hub to pass; Power supply and control panel are at the back side of aluminium base.
2. according to the described LED of claim 1 screen display unit, it is characterized in that: said insulating heat-conductive layer is for being clipped between led circuit plate and aluminium base independently layer.
3. according to the described LED screen of claim 2 display unit, it is characterized in that: the silicone high molecular polymer elastic body that said insulating heat-conductive layer is reinforced for no base material.
4. according to the described LED screen of claim 1 display unit, it is characterized in that: said insulating heat-conductive layer is to be positioned at the positive coating of aluminium base.
5. according to the described LED screen of claim 1 display unit, it is characterized in that: said electronic devices and components are arranged in delegation at least; The groove position shape that is in line, number of slots is identical with the line number of electronic devices and components.
6. according to the described LED screen of claim 1 display unit, it is characterized in that: bonnet is equipped with at the back side of said aluminium base; Bonnet is provided with the cavity that holds power supply and control panel near the one side of aluminium base; Bonnet is provided with the power supply that is electrically connected with power supply and control panel and the Connection Block of signal.
7. according to the described LED screen of claim 6 display unit, it is characterized in that: said bonnet is one-body molded by aluminium die-casting.
8. according to the described LED screen of claim 1 display unit, it is characterized in that: said aluminium base is one-body molded by aluminium die-casting.
9. according to the described LED screen of claim 1 display unit, it is characterized in that: on the said aluminium base handle is installed.
10. a LED display is characterized in that: be assemblied to form by each described LED screen display unit in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103252922A CN102368367A (en) | 2011-10-24 | 2011-10-24 | LED (Light-emitting Diode) screen display unit and LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103252922A CN102368367A (en) | 2011-10-24 | 2011-10-24 | LED (Light-emitting Diode) screen display unit and LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102368367A true CN102368367A (en) | 2012-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103252922A Pending CN102368367A (en) | 2011-10-24 | 2011-10-24 | LED (Light-emitting Diode) screen display unit and LED display screen |
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| CN (1) | CN102368367A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682669A (en) * | 2012-04-28 | 2012-09-19 | 北京金立翔艺彩科技股份有限公司 | Light-emitting diode (LED) display screen and LED display device |
| CN106782129A (en) * | 2017-02-09 | 2017-05-31 | 安徽豪威商用显示科技有限公司 | A kind of new high brightness water proof and dust proof LED display equipment |
| US10248372B2 (en) | 2013-12-31 | 2019-04-02 | Ultravision Technologies, Llc | Modular display panels |
| US10373535B2 (en) | 2013-12-31 | 2019-08-06 | Ultravision Technologies, Llc | Modular display panel |
| CN111145654A (en) * | 2019-12-17 | 2020-05-12 | 广州视源电子科技股份有限公司 | LED display screen module and LED display screen |
| US10706770B2 (en) | 2014-07-16 | 2020-07-07 | Ultravision Technologies, Llc | Display system having module display panel with circuitry for bidirectional communication |
| US10891881B2 (en) | 2012-07-30 | 2021-01-12 | Ultravision Technologies, Llc | Lighting assembly with LEDs and optical elements |
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| CN201438351U (en) * | 2009-06-30 | 2010-04-14 | 深圳市金立翔科技有限公司 | LED display |
| CN102136229A (en) * | 2011-04-22 | 2011-07-27 | 深圳市洲明科技股份有限公司 | Structure of LED display screen case |
| CN102194385A (en) * | 2011-05-26 | 2011-09-21 | 夏志清 | LED (Light-Emitting Diode) display screen module |
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2011
- 2011-10-24 CN CN2011103252922A patent/CN102368367A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201438351U (en) * | 2009-06-30 | 2010-04-14 | 深圳市金立翔科技有限公司 | LED display |
| CN102136229A (en) * | 2011-04-22 | 2011-07-27 | 深圳市洲明科技股份有限公司 | Structure of LED display screen case |
| CN102194385A (en) * | 2011-05-26 | 2011-09-21 | 夏志清 | LED (Light-Emitting Diode) display screen module |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682669A (en) * | 2012-04-28 | 2012-09-19 | 北京金立翔艺彩科技股份有限公司 | Light-emitting diode (LED) display screen and LED display device |
| US10891881B2 (en) | 2012-07-30 | 2021-01-12 | Ultravision Technologies, Llc | Lighting assembly with LEDs and optical elements |
| US10248372B2 (en) | 2013-12-31 | 2019-04-02 | Ultravision Technologies, Llc | Modular display panels |
| US10373535B2 (en) | 2013-12-31 | 2019-08-06 | Ultravision Technologies, Llc | Modular display panel |
| US10380925B2 (en) | 2013-12-31 | 2019-08-13 | Ultravision Technologies, Llc | Modular display panel |
| US10410552B2 (en) | 2013-12-31 | 2019-09-10 | Ultravision Technologies, Llc | Modular display panel |
| US10540917B2 (en) | 2013-12-31 | 2020-01-21 | Ultravision Technologies, Llc | Modular display panel |
| US10741107B2 (en) | 2013-12-31 | 2020-08-11 | Ultravision Technologies, Llc | Modular display panel |
| US10871932B2 (en) | 2013-12-31 | 2020-12-22 | Ultravision Technologies, Llc | Modular display panels |
| US10706770B2 (en) | 2014-07-16 | 2020-07-07 | Ultravision Technologies, Llc | Display system having module display panel with circuitry for bidirectional communication |
| CN106782129A (en) * | 2017-02-09 | 2017-05-31 | 安徽豪威商用显示科技有限公司 | A kind of new high brightness water proof and dust proof LED display equipment |
| CN111145654A (en) * | 2019-12-17 | 2020-05-12 | 广州视源电子科技股份有限公司 | LED display screen module and LED display screen |
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Application publication date: 20120307 |