CN201229745Y - Full-colored LED integrated three-in-one display constituent element - Google Patents
Full-colored LED integrated three-in-one display constituent element Download PDFInfo
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- CN201229745Y CN201229745Y CNU2008200721698U CN200820072169U CN201229745Y CN 201229745 Y CN201229745 Y CN 201229745Y CN U2008200721698 U CNU2008200721698 U CN U2008200721698U CN 200820072169 U CN200820072169 U CN 200820072169U CN 201229745 Y CN201229745 Y CN 201229745Y
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Abstract
The utility model relates to an all-color LED integrated triple display component which consists of a module and a veil; the outer surface of a concave shell (3) is provided with mXn uniformly arranged equilateral tetragonal prisms and round holes (9) inside the equilateral tetragonal prisms; a circuit board (6) which is welded with LEDs (5) is arranged in the concave shell (3); the LEDs (5) are uniformly arranged in the round holes (9) and every two LEDs form an picture element which is sealed by resin; the outer surface of the circuit board (6) forms a resin seal layer (7) which is dried to obtain the module. The veil is a grid matter which consists of mxn griddings(11) manufactured by black plastics by a die. A square hole (10) formed by the griddings is a quadrilateral filler the four sides of which are gradually reduced in a ladder form. The width of the gridding is equal to the width of a groove (8); the veil and the module are assembled together to form the all-color LED integrated triple display component which can be singly maintained to save the cost, but also improves the contrast and the display effect of the display screen.
Description
Technical field
The utility model belongs to LED display technique field, relates to the integrated three-in-one demonstration constituent element of full-color LED.
Background technology
LED is exactly the abbreviation of the English expression light emitting diode of light emitting diode.LED display is to be rearranged by several ten thousand-hundreds of thousands semiconductor light-emitting-diode pixel.Utilize different materials can make the LED pixel of different color.The LED dot matrix display screen is made up of dot matrix display module or demonstration constituent element that many light emitting diodes are formed.
The LED dot matrix display screen can show numeral, literal, the graph image of variation; Have projector, video wall, the incomparable advantage of LCDs.
Why the LED dot matrix display screen is subjected to extensively paying attention to and is developed rapidly, is that the advantage that had with itself is inseparable.These advantages are summarized: the brightness height, operating voltage is low, power consumption is little, the life-span is long, shock-resistant and stable performance.The development prospect of LED is very wide, and at present just towards high brightness more, more high weather resistance, higher luminous density, higher uniformity of luminance, reliability, panchromaticization direction develop.
The LED dot matrix display screen can be divided into by color primaries: single primary colours display screen is a solid color; The dual base color display screen is red and green dual base color, 256 grades of gray scales, can show 65536 kinds of colors; The LED full-colour display screen is the red, green, blue three primary colours, and the full-colour display screen of 256 grades of gray scales can show more than 1,600 ten thousand kinds of colors.
LED dot matrix display screen luminous point diameter is generally Φ 3mm-Φ 10mm, and the display area that is constituted is general several to tens square metres.
Chinese patent application has provided a kind of full-color LED dot matrix display module (Chinese patent application number: the 200720094394.7) applying date: on September 26th, 2007, denomination of invention: full-color LED dot matrix display module, inventor: Wang Ruiguang, applicant: Changchun Xida Electron Technology Co., Ltd).
Being constructed as follows of this dot matrix display module: between m * n that determinant is arranged on the planar outer surfaces of the recessed shell of LED dot matrix display module uniform " loudspeaker " shape hole the groove of cross-distribution is in length and breadth arranged, groove is V-type or U type groove, and described recessed shell is made with the plastics of black; In the recessed shell the mesosphere board made of plastics with white is housed; Wiring board place mesosphere board in the recessed shell above, m * n on wiring board LED places m * n display aperture the inside above the panel of recessed shell respectively, with resin-sealed glue the wiring board in the recessed shell is sealed into one together with its m * n that is welded with above LED, m * n display aperture and recessed shell above the wiring board, the sealant that resin-sealed glue is arranged on wiring board obtains the full-color LED lattice module of a m * n pixel;
On the not public in the circuit board row, column line of every group of LED tube core on the described wiring board, be connected and depart from a segment distance with public row, column line; Like this, can implement separately from wiring board one side, and can not damage the wiring row, column line of omnibus circuit, can not damage whole full-color LED dot matrix display module, save the maintenance cost of full-color LED dot matrix display module its repair and replacement;
It also has tabular module cage; M * n " loudspeaker " shape hole that has equally distributed determinant to arrange on the described tabular module cage; Module cage gets up described full-color LED dot matrix display module cover, described display aperture is corresponding one by one and concentric with " loudspeaker " shape hole, the LED that wiring board is welded with above places in display aperture and " loudspeaker " shape hole respectively, with screw by the fixed orifice on the module cage, module cage and full-color LED dot matrix display module are fixedly connected into as a whole, have obtained full-color LED dot matrix display module; Described m, n are the integer greater than 1.
But above-mentioned full-color LED dot matrix display module exists following problem: because full-color LED dot matrix display module will be handled 4-8 hour under 70-80 ℃ condition when encapsulation, therefore, the outside surface of described recessed shell can be out of shape and out-of-flatness.Also surface irregularity can appear when thereby it is assembled into the full-color LED dot matrix display screen.
Secondly, do not power up when being in blank screen at the full-color LED dot matrix display screen, can see the profile of full-color LED dot matrix display module, the sense organ effect is bad.
The 3rd, contrast should be inadequately.
Summary of the invention
In order to solve the above-mentioned technical matters that existing full-color LED dot matrix display module exists, the utility model provides a kind of full-color LED integrated three-in-one demonstration constituent element.This demonstration constituent element has improved the display effect of display screen greatly.
The composition of the integrated three-in-one demonstration constituent element of a kind of full-color LED shown in Fig. 1-1,1-2 and 1-3, wherein, Fig. 1-the 1st, the integrated three-in-one demonstration constituent element of a kind of full-color LED constitutes the front view of synoptic diagram.Fig. 1-2 is the sectional view that the integrated three-in-one demonstration constituent element of a kind of full-color LED constitutes the side view of synoptic diagram.Fig. 1-the 3rd, the partial enlarged view of the III of Fig. 1-2 figure.
The integrated three-in-one demonstration constituent element of a kind of full-color LED, it is made up of module and face shield two parts;
The formation of module shown in Fig. 2-1,2-2 and 2-3, wherein, Fig. 2-the 1st, module constitutes the front view of synoptic diagram.Fig. 2-the 2nd, module constitutes the cross section view of the side view of synoptic diagram.Fig. 2-the 3rd, the partial enlarged view of the I of Fig. 2-2.
Being constructed as follows of described module: have m * n the uniform positive four directions of arranging prismatic on the outside surface of the recessed shell 3 of module with the as a whole determinant of recessed shell 3, columniform display aperture 9 runs through positive four directions prism and communicates with recessed shell, the prismatic axis of symmetry in the axis of symmetry of columniform display aperture 9 and positive four directions overlaps, and described display aperture 9 is with the outer face of resin-sealed glue sealing and its seal face and positive cubic prism in one plane; The outer face of described positive four directions prism is except display aperture 9, and remainder becomes black or pastes into black with mould with serigraphy;
M * n that described determinant is arranged uniform positive Square-edge intercolumniation is formed with the groove 8 of m * n rectangle of determinant arrangement;
With resin-sealed glue wiring board 6, display aperture 9 and recessed shells 3 in the recessed shell 3 are sealed into one, and have on wiring board 6 that resin-sealed glue forms sealant 7, obtain the full-color LED lattice module of a m * n pixel;
On the not public in the circuit board row, column line of LED 5 on the described wiring board 6, be connected and depart from a segment distance with public row, column line; Like this, can implement separately, and can not damage the row, column wiring of concentric line, thereby whole full-color LED dot matrix display module is damaged, thereby save the maintenance and the replacement cost of full-color LED dot matrix display module wiring board 6 maintain and replace LED 5;
The formation of described face shield is shown in Fig. 3-1,3-2,3-3 and 3-4, and wherein, Fig. 3-the 1st, face shield constitute the front view of synoptic diagram.Fig. 3-the 2nd, module constitutes the cross section view of the side view of synoptic diagram.Fig. 3-the 3rd, the partial enlarged view of the II of Fig. 3-1.Fig. 3-the 4th, the sectional view of the partial enlarged view of the II of Fig. 3-3.
Being constructed as follows of described face shield: face shield is that black plastic is pressed into the net palisade thing that m * n grid 11 formed with mould, forming square hole 10 by grid 11 is that four limits are the quadrilateral funnel that notch cuttype diminishes gradually, the square hole on the top of quadrilateral funnel is bigger, the square hole of its underpart is smaller, the size of the square hole of its underpart is identical with the external dimensions of the square platform of module, the width of this grid 11 equates with the width of groove 8, so that the groove 8 of described m * n rectangle and m * n grid of face shield are complementary, face shield and module are assembled into one, thereby constitute the integrated three-in-one demonstration constituent element of full-color LED.
The integrated three-in-one demonstration constituent element of full-color LED can be made of prior art.The recessed shell 3 of module comprises that positive cubic prism above it and columniform display aperture 9 and face shield all adopt the Mould Machining moulding.
Prismatic circular hole 9 usefulness in positive four directions, recessed shell 3 fronts are taped up, jar is gone into resin, then the wiring board 6 that has welded LED5 is put into the inside of recessed shell 3, m * the n that is welded with on the wiring board 6 LED 5 places display aperture 9 the insides of m * n four-prism inner cylindrical on the panel of recessed shell 3 respectively, and LED 5 and columniform display aperture 9 constitute display elements; With resin wiring board 6 is sealed in the recessed shell 3, and the outside of the wiring board 6 in recessed shell 3 forms resin-sealed layer 7, the recessed shell after the above-mentioned sealing is put into oven for drying, obtains module; Module and face shield are assembled into the integrated three-in-one demonstration constituent element of a kind of full-color LED; Described m and n are natural number.
Beneficial effect: 1) this design of face shield has improved plane formula design in the past, has increased the soften of display surface, has reduced the vertical reflection of light.
2) in the past, the making of module was to pass through heating process, and this can make it that geometric deformation takes place.General, its overall dimensions are littler than design size when making, to tackle its distortion and assembling.So module is after forming module, module and intermodule have a gap, and display screen seems always to have the sensation in a slit.
The making of face shield because it can be made by the size of mould, is not passed through heating process, and its overall dimensions can be done very accurately, can make almost completely the same with design size.After face shield of the present utility model makes group of components dress up display screen, almost do not see the slit between the constituent element.Thereby the display screen of being made up of constituent element of the present utility model seems to resemble an integral body, has remedied the deficiency with front module.
3) module of the integrated three-in-one demonstration constituent element of a kind of full-color LED and the two-part structure of face shield have also been improved the shortcoming of the modular structure of single formula in the past.The front surface of the module of single formula was a plane in the past, except that the luminous point part, became black with serigraphy.This black is different according to each toning personnel and serigraphy personnel's, and colourity also has the different phenomenon of the depth.After forming a display screen, just give the appearance color of a kind of entire display screen of people deep mixed like this, resemble a paint face.The color of plastic face mask of the present utility model all is consistent, has just in time improved the inconsistency of this appearance color.
4) have, the manufacture craft of existing module is will dry after having irritated resin again.The plastic housing of existing module and resin in drying course will have certain deformation and amount of contraction.This distortion and amount of contraction are difficult to grasp, this has the slit with regard to the intermodule that has occurred occurring behind the composition module, make the centre of module recessed, all around projection, the module surface irregularity makes to show bias light that the module scattered light forms the display effect of soft displayed image is not poor.
Face shield of the present utility model has all solved these problems.Because face shield does not need to come along the oven dry of heating with module, shrinkability can be controlled, and the thickness of face shield and external form also can be controlled fully.In addition, face shield square hole 10 is quadrilateral staged funnels, has improved reflection of light, and the bias light that scattered light forms is soft, and constituent element of the present utility model makes constituent element increase the contrast of displayed image.Compare with the contrast of existing module displays image, if the contrast of existing module displays image is 1: 100, the contrast of constituent element displayed image of the present utility model is 1: 200; And luminosity is increased.
Description of drawings
Fig. 1-the 1st, the front view of the formation synoptic diagram of the integrated three-in-one demonstration constituent element of full-color LED.
Fig. 1-2 is the cross section view of side view of the formation synoptic diagram of the integrated three-in-one demonstration constituent element of full-color LED.
Fig. 1-the 3rd, the local amplification profile view of the III of Fig. 1-2.
Fig. 2-the 1st, module constitutes the front view of synoptic diagram.
Fig. 2-the 2nd, module constitutes the cross section view of the side view of synoptic diagram.
Fig. 2-the 3rd, the local amplification profile view of the II of Fig. 2-2.。
Fig. 3-the 1st, face shield constitutes the front view of synoptic diagram.
Fig. 3-the 2nd, module constitutes the side view cross section view of synoptic diagram.
Fig. 3-the 3rd, the local I zoomed-in view of Fig. 3-1.
Fig. 3-the 4th, the cross section view of the local I zoomed-in view of Fig. 3-3.
Embodiment
Embodiment 1
Embodiment 1 has introduced the integrated three-in-one demonstration constituent element of full-color LED of a kind of m * n=8 * 8 pixels.M * n be other the preparation of the integrated three-in-one demonstration constituent element of full-color LED of pixel and embodiment 1 with.
The integrated three-in-one demonstration constituent element of the full-color LED of 8 * 8 pixels, it is made up of module and face shield two parts; This shows the constituent element composition shown in Fig. 1-1,1-2 and 1-3, wherein, Fig. 1-the 1st, the integrated three-in-one demonstration constituent element of a kind of full-color LED constitutes the front view of synoptic diagram.Fig. 1-2 is the sectional view that the integrated three-in-one demonstration constituent element of a kind of full-color LED constitutes the side view of synoptic diagram.Fig. 1-the 3rd, the partial enlarged view of the III of Fig. 1-2 figure.
The formation of the module of the integrated three-in-one demonstration constituent element of a kind of full-color LED shown in Fig. 2-1,2-2 and 2-3, wherein, Fig. 2-the 1st, module constitutes the front view of synoptic diagram.Fig. 2-the 2nd, module constitutes the cross section view of the side view of synoptic diagram.Fig. 2-the 3rd, the partial enlarged view of the I of Fig. 2-2.
Being constructed as follows of described module: have m * n the uniform positive four directions of arranging prismatic on the outside surface of the recessed shell 3 of module with the as a whole determinant of recessed shell 3, columniform display aperture 9 runs through positive four directions prism and communicates with recessed shell, the prismatic axis of symmetry in the axis of symmetry of columniform display aperture 9 and positive four directions overlaps, and described display aperture 9 is with the outer face of resin-sealed glue sealing and its seal face and positive cubic prism in one plane; The outer face of described positive four directions prism is except display aperture 9, and remainder becomes black or pastes into black with mould with serigraphy;
8 * 8 uniform positive Square-edge intercolumniations that described determinant is arranged are formed with the groove 8 of 8 * 8 rectangles of determinant arrangement;
With resin-sealed glue wiring board 6, display aperture 9 and recessed shells 3 in the recessed shell 3 are sealed into one, and have on wiring board 6 that resin-sealed glue forms sealant 7, obtain the full-color LED lattice module of a m * n pixel;
On the not public in the circuit board row, column line of LED 5 on the described wiring board 6, be connected and depart from a segment distance with public row, column line; Like this, can implement separately, and can not damage the row, column wiring of concentric line, thereby whole full-color LED dot matrix display module is damaged, thereby save the maintenance and the replacement cost of full-color LED dot matrix display module wiring board 6 maintain and replace LED 5;
The formation of described face shield is shown in Fig. 3-1,3-2,3-3 and 3-4, and wherein, Fig. 3-the 1st, face shield constitute the front view of synoptic diagram.Fig. 3-the 2nd, module constitutes the side view of synoptic diagram.Fig. 3-the 3rd, the partial enlarged view of the II of Fig. 3-1.Fig. 3-the 4th, the sectional view of the partial enlarged view of the II of Fig. 3-3.
Being constructed as follows of described face shield: face shield is that black plastic is pressed into the net palisade thing that m * n grid 11 formed with mould, forming square hole 10 by grid 11 is that four limits are the quadrilateral funnel that notch cuttype diminishes gradually, the square hole on the top of quadrilateral funnel is bigger, the square hole of its underpart is smaller, the size of the square hole of its underpart is identical with the external dimensions of the square platform of module, the width of this grid 11 equates with the width of groove 8, so that the groove 8 of described m * n rectangle and 8 * 8 grid of face shield are complementary, face shield and module are assembled into one, thereby constitute the integrated three-in-one demonstration constituent element of full-color LED.
The integrated three-in-one demonstration constituent element of full-color LED can be made of prior art.The recessed shell 3 of module comprises that positive cubic prism above it and columniform display aperture 9 and face shield all adopt the Mould Machining moulding.
Prismatic circular hole 9 usefulness in positive four directions, recessed shell 3 fronts are taped up, jar is gone into resin, then the wiring board 6 that has welded LED5 is put into the inside of recessed shell 3, m * the n that is welded with on the wiring board 6 LED5 places display aperture 9 the insides of m * n four-prism inner cylindrical on the panel of recessed shell 3 respectively, and LED 5 and columniform display aperture 9 constitute display elements; With resin wiring board 6 is sealed in the recessed shell 3, and the outside of the wiring board 6 in recessed shell 3 forms resin-sealed layer 7, the recessed shell after the above-mentioned sealing is put into oven for drying, obtains module; Module and face shield are assembled into the integrated three-in-one demonstration constituent element of a kind of full-color LED; Described m and n are natural number.
Claims (1)
1, the integrated three-in-one demonstration constituent element of a kind of full-color LED is characterized in that this demonstration constituent element is made up of module and face shield two parts;
Being constructed as follows of described module: have m * n the uniform positive four directions of arranging prismatic on the outside surface of the recessed shell (3) of module with the as a whole determinant of recessed shell (3), columniform display aperture (9) runs through positive four directions prism and communicates with recessed shell, the prismatic axis of symmetry in the axis of symmetry of columniform display aperture (9) and positive four directions overlaps, and described display aperture (9) is with the outer face of resin-sealed glue sealing and its seal face and positive cubic prism in one plane; The outer face of described positive four directions prism is except display aperture (9), and remainder becomes black or pastes into black with mould with serigraphy;
M * n that described determinant is arranged uniform positive Square-edge intercolumniation is formed with the groove (8) of m * n rectangle of determinant arrangement;
Wiring board (6) places in the recessed shell (3), m * n the LED (5) that is welded with on the wiring board (6) places display aperture (9) the inside of m * n display station inner cylindrical on the panel of recessed shell (3) respectively, LED (5) and columniform display aperture (9) formation display element;
With resin-sealed glue wiring board (6), display aperture (9) and recessed shell (3) in the recessed shell (3) are sealed into one, and the sealant (7) of resin-sealed glue formation is arranged on wiring board (6), obtain the full-color LED lattice module of a m * n pixel;
On the not public in the circuit board row, column line of LED (5) on the described wiring board (6), be connected and depart from a segment distance with public row, column line;
Being constructed as follows of described face shield: face shield is that black plastic is pressed into the net palisade thing that m * n grid (11) formed with mould, the square hole (10) that is formed by grid (11) is that four limits are the quadrilateral funnel that notch cuttype diminishes gradually, the square hole on the top of quadrilateral funnel is bigger, the square hole of its underpart is smaller, the size of the square hole of its underpart is identical with the external dimensions of the positive four directions prism of module, the width of this grid (11) equates with the width of groove (8), the groove (8) of described m * n rectangle and the m * n of face shield grid (11) is complementary, face shield and module are assembled into one, thereby constitute the integrated three-in-one demonstration constituent element of full-color LED; Described m and n are natural number.
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008200721698U CN201229745Y (en) | 2008-07-24 | 2008-07-24 | Full-colored LED integrated three-in-one display constituent element |
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008200721698U CN201229745Y (en) | 2008-07-24 | 2008-07-24 | Full-colored LED integrated three-in-one display constituent element |
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| CN201229745Y true CN201229745Y (en) | 2009-04-29 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853615A (en) * | 2010-05-20 | 2010-10-06 | 广东威创视讯科技股份有限公司 | LED display device |
| CN101887666A (en) * | 2010-05-31 | 2010-11-17 | 广东威创视讯科技股份有限公司 | LED display device |
| CN101998134A (en) * | 2010-12-02 | 2011-03-30 | 梁培志 | Television |
| CN102006495A (en) * | 2010-12-01 | 2011-04-06 | 梁培志 | LED television |
| CN102036089A (en) * | 2010-12-02 | 2011-04-27 | 梁培志 | LCD TV (Liquid Crystal Display Television) |
| CN107450005A (en) * | 2017-08-11 | 2017-12-08 | 安徽新瑞重工股份有限公司 | A kind of detection means on production line |
| CN108663847A (en) * | 2018-08-02 | 2018-10-16 | 深圳市国显科技有限公司 | A kind of two-sided display screen |
| CN110349510A (en) * | 2018-04-08 | 2019-10-18 | 北京环宇蓝博科技有限公司 | A kind of curtain cover for LED display screen |
| US20200075663A1 (en) * | 2018-09-03 | 2020-03-05 | Toshiba Hokuto Electronics Corporation | Light emitting device |
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2008
- 2008-07-24 CN CNU2008200721698U patent/CN201229745Y/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853615A (en) * | 2010-05-20 | 2010-10-06 | 广东威创视讯科技股份有限公司 | LED display device |
| CN101887666A (en) * | 2010-05-31 | 2010-11-17 | 广东威创视讯科技股份有限公司 | LED display device |
| CN102006495B (en) * | 2010-12-01 | 2012-07-04 | 梁培志 | LED television |
| CN102006495A (en) * | 2010-12-01 | 2011-04-06 | 梁培志 | LED television |
| CN101998134B (en) * | 2010-12-02 | 2012-07-25 | 梁培志 | Television |
| CN102036089A (en) * | 2010-12-02 | 2011-04-27 | 梁培志 | LCD TV (Liquid Crystal Display Television) |
| CN101998134A (en) * | 2010-12-02 | 2011-03-30 | 梁培志 | Television |
| CN102036089B (en) * | 2010-12-02 | 2012-07-25 | 梁培志 | LCD TV (Liquid Crystal Display Television) |
| CN107450005A (en) * | 2017-08-11 | 2017-12-08 | 安徽新瑞重工股份有限公司 | A kind of detection means on production line |
| CN110349510A (en) * | 2018-04-08 | 2019-10-18 | 北京环宇蓝博科技有限公司 | A kind of curtain cover for LED display screen |
| CN110349510B (en) * | 2018-04-08 | 2024-07-16 | 北京环宇蓝博科技有限公司 | A curtain cover for LED display screen |
| CN108663847A (en) * | 2018-08-02 | 2018-10-16 | 深圳市国显科技有限公司 | A kind of two-sided display screen |
| US20200075663A1 (en) * | 2018-09-03 | 2020-03-05 | Toshiba Hokuto Electronics Corporation | Light emitting device |
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| CX01 | Expiry of patent term |