CN103280164B - LED display module and LED display - Google Patents
LED display module and LED display Download PDFInfo
- Publication number
- CN103280164B CN103280164B CN201310210898.0A CN201310210898A CN103280164B CN 103280164 B CN103280164 B CN 103280164B CN 201310210898 A CN201310210898 A CN 201310210898A CN 103280164 B CN103280164 B CN 103280164B
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- led display
- wiring board
- display module
- pedestal
- led
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Abstract
The present invention is applicable to display screen technology field, provides a kind of LED display module, is intended to the problems such as the flatness of LED display module in solution prior art, water resistance and efficiently radiates heat.LED display module provided by the invention comprises pedestal, wiring board, LED luminescence unit and power module, pedestal comprises body and is surrounded on the sidewall around body, body and sidewall form the accommodating cavity of accommodating wiring board, LED display module also comprises and is cast on wiring board and fills up the casting glue of accommodating cavity, the sealant that the sidewall that casting glue forms outside surface and pedestal after solidification flushes.Present invention also offers a kind of LED display.LED display module of the present invention adopts adhesive layer to be sealed in by wiring board in accommodating cavity and flushes with the sidewall of the outside surface and pedestal that make adhesive layer, ensure water resistance and the flatness of this LED display module, to ensure that the display quality of LED display module meets quality standard.
Description
Technical field
The invention belongs to display screen technology field, particularly relate to LED display module and LED display.
Background technology
LED display shows word, picture, animation, video by the light on and off of red, blue, white, green light pearl, the content of display can according to different occasion need make different adjustments.Usually, LED display comprises display module, control module and power module, and wherein, display module comprises the effect being made up of to play luminescence display LED; Control module is by controlling the light on and off of the LED of respective regions in display module to show the contents such as word, picture, video; Power module input voltage and input current is transferred to display screen required voltage electric current.
LED display has obtained applying more and more widely in productive life, along with the development of LED application technology, adds new vitality to advertising with keen competition.Because LED display has exclusive, different light emitting species, be widely used in the making field of advertised product and variety on-the-spot stage display field.
Along with the appearance of outdoor media, the application of outdoor LED display screen is more widespread.Usually, the area of outdoor LED display screen general tens square metres square metre even larger to hundreds of, brightness is high, visual angle can work greatly in the sun, and has certain windproof, rainproof, water-proof function, is mainly used in outdoor advertising, station, square, market etc.
LED display is spliced to form by multiple LED display module usually; the LED that LED display module generally comprises plastics drain pan, wiring board and is arranged on wiring board; by means of only peripheral box sealing to play waterproof effect; and adopt face shield to protect LED; but, mask designs cost is high and processing technology is complicated and be difficult to control.But, when the flatness of LED display module, water resistance and efficiently radiates heat etc. go wrong, LED display display effect will be affected and occur quality problem, such as visual angle diminishes, have aberration, have shade, have color lump etc., thus cannot meet the quality criteria requirements of LED display display.
Summary of the invention
The object of the present invention is to provide a kind of LED to show module, be intended to the problems such as the flatness of LED display module in solution prior art, water resistance and efficiently radiates heat.
The embodiment of the present invention realizes like this, a kind of LED display module comprises pedestal, the wiring board coordinated with described pedestal, for the LED luminescence unit of luminescence display and the power module for inputting supply voltage, described LED luminescence unit and described power module be arranged at two apparent surfaces of described wiring board respectively and described power module towards described pedestal, described pedestal comprises body and is surrounded on the sidewall around described body, described body and described sidewall form the accommodating cavity of accommodating described wiring board, described LED display module also comprises and is cast on described wiring board and fills up the casting glue of described accommodating cavity, described casting glue forms the adhesive layer that outside surface and described sidewall flush after solidification, described LED luminescence unit to be arranged at intervals on described wiring board and to protrude from described adhesive layer.
Particularly, described LED display module is also provided with and is positioned on described adhesive layer to coordinate with described LED luminescence unit
grid, described LED luminescence unit passes described grid along described wiring board.
Particularly, described pedestal is provided with through described body to accommodate the first accepting hole of described power module and to be surrounded on the accepting groove of described first accepting hole, and described LED display module also comprises the bucker that covers at above described first accepting hole and to be contained in described accepting groove and sealing strip between described bucker and described main part.
Particularly, described pedestal is provided with the second accepting hole of through described body, described LED display module also comprises and is exposed to the heat dissipation element of described pedestal along described second accepting hole and is arranged to seal the fluid sealant of described heat dissipation element in described second accepting hole, and described heat dissipation element and described LED luminescence unit are arranged at two apparent surfaces of described wiring board respectively.
Particularly, described heat dissipation element linearly distributes and in described second accepting hole and spaced set.
Particularly, described LED display module also comprises and lock onto in described body and deviate from the nut of described accommodating cavity and be fixedly connected with the screw of described wiring board and described pedestal along the wiring board side being provided with LED luminescence unit through described body.
Particularly, described pedestal be provided with to give prominence to along described body towards described wiring board and have the mounting surface of placing described wiring board projection, along described mounting surface give prominence to the boss coordinated with described wiring board and along described mounting surface projection to protect the shade of described LED luminescence unit.
Particularly, described pedestal is provided with the first through hole of through described projection and described boss, and described wiring board is provided with the second through hole of passing for described boss and described adhesive layer is provided with the third through-hole communicated with described first through hole.
Particularly, described wiring board is provided with the first slotted eye passed for described shade, and described adhesive layer is provided with and passes to described first slotted eye the second slotted eye making described shade protrude from the outside surface of described adhesive layer mutually.
The embodiment of the present invention is achieved in that a kind of LED display comprises the casing of above-mentioned LED display module and fixing described LED display module.
LED display module that the embodiment of the present invention provides adopts casting glue to be cast on wiring board and fills up described accommodating cavity, this casting glue forms the adhesive layer be sealed in by wiring board in accommodating cavity after solidification, LED luminescence unit on wiring board is exposed to the outside surface of adhesive layer along the grid be formed on described adhesive layer, and the outside surface of this adhesive layer and the sidewall of pedestal flush, like this, both can ensure that the classification of waterproof of this LED display module reached more than IP65, the flatness of LED display module can be ensured again, thus effectively ensure that the display quality of LED display module meets quality standard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the LED display module that the embodiment of the present invention provides;
Fig. 2 is the partial enlarged drawing of the LED display module that the embodiment of the present invention provides;
Fig. 3 is the cut-open view of the LED display module that the embodiment of the present invention provides;
Fig. 4 is that the LED display module that provides of the embodiment of the present invention is in the exploded view in a direction;
Fig. 5 is that the LED display module that provides of the embodiment of the present invention is in the exploded view of other direction;
Fig. 6 is the partial enlarged drawing of the pedestal that the embodiment of the present invention provides, to show the structure of first, second accepting hole;
Fig. 7 is the partial enlarged drawing of the pedestal that the embodiment of the present invention provides, to show the structure of projection and boss;
Fig. 8 is the structural representation of the LED display that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Referring to Fig. 1 to Fig. 5, the LED display module 1 that the embodiment of the present invention provides comprises pedestal 10, the wiring board 20 coordinated with pedestal 10, for the LED luminescence unit 21 of luminescence display and the power module 22 for inputting supply voltage, LED luminescence unit 21 and power module 22 be arranged at two apparent surfaces of wiring board 20 respectively and power module 22 towards pedestal 10, the body 12 that pedestal 10 comprises two apparent surfaces being positioned at wiring board 20 with adhesive layer 30 and the sidewall 14 be surrounded on around body 12, body 12 and sidewall 14 form the accommodating cavity 13 of accommodating wiring board 20, this LED display module 1 also comprises and is cast on wiring board 20 and fills up the casting glue of accommodating cavity 13, this casting glue forms the adhesive layer 30 that outside surface and sidewall 14 flush after solidification, LED luminescence unit 21 to be arranged at intervals on wiring board 20 and to protrude from adhesive layer 30.The control module (not shown) that wiring board 20 comprises the first surface 28 relative with adhesive layer 30, the second surface 29 relative with first surface 28 and is arranged at for the light on and off of control LED luminescence unit 21 on second surface 29, LED luminescence unit 21 is arranged on this first surface 28, and power module 22 and control module to be all arranged on this second surface 29 and to coordinate with body 12.Particularly, this LED display module 1 is also provided with and is positioned on adhesive layer 30 with the grid 32 coordinated with LED luminescence unit 21, this LED luminescence unit 21 is along wiring board 20 through corresponding grid 32, and this grid 32 is formed at around LED luminescence unit 21 after casting glue solidification.The LED display module 1 that the embodiment of the present invention provides passes the grid 32 of adhesive layer 30 to play the effect of luminescence display by the LED luminescence unit 21 that will be arranged on wiring board 20, and adopt adhesive layer 30 to be sealed in by wiring board 20 in accommodating cavity 13 to play the object of waterproof, and classification of waterproof reaches more than IP65, and the sidewall 14 of the outside surface of this adhesive layer 30 and pedestal 10 flushes, ensure the flatness of this LED display module 1, quality criteria requirements is met to make LED display module 1, and production technology easily controls, structure is simple.
Preferably, this adhesive layer 30 is formed after being solidified by casting glue, and main material is silicon rubber, and in sub-light black.Adopt this adhesive layer 30 to seal described LED luminescence unit 21 to play protection against the tide, dust-proof, anticorrosion, shockproof effect, thus improve usability and the steadiness parameter of LED display module 1.And, adopt the adhesive layer 30 of sub-light black to be black to make the surface of this LED display module 1, thus ensure the consistance of the display effect of LED display module 1, reach quality standards to make display effect.
Preferably, LED luminescence unit 21 is the LED lamp bead of paster type encapsulation on wiring board 20 and is equally distributed on wiring board 20, to improve the display effect of this LED display module 1, in addition, the number of this LED luminescence unit 21 is determined according to the size of LED display module 1.
Referring to Fig. 5 and Fig. 7, pedestal 10 is provided with through body 12 to accommodate the first accepting hole 120 of power module 22 and to be surrounded on the accepting groove 126 of the first accepting hole 120, and LED display module 1 also comprises the bucker 50 that covers at above the first accepting hole 120 and to be contained in accepting groove 126 and sealing strip 40 between bucker 50 and body 12.This accepting groove 126 is positioned at the side deviating from accommodating cavity 13 of pedestal 10 with collecting also location sealing bar 40, utilize sealing strip 40 to be closely coupled between bucker 50 and accepting groove 126 and utilize lock screw to be fixedly installed on this pedestal 10 by bucker 50 and sealing strip 40, like this, effectively ensure the water resistance of LED display module 1, make classification of waterproof reach more than IP64.Preferably, the shape of sealing bar 40 is identical with the shape of accepting groove 126, all U-shaped or C type, and the material of sealing bar 40 is silicon rubber.
Please referring again to Fig. 3 to Fig. 7, pedestal 10 is provided with the second accepting hole 124 of through body 12, LED display module 1 also comprises and is exposed to the heat dissipation element 24 of pedestal 10 along the second accepting hole 124 and is arranged at the fluid sealant 60 of sealed heat-dissipating element 24 in the second accepting hole 124, and heat dissipation element 24 and LED luminescence unit 21 are arranged at two apparent surfaces of wiring board 20 respectively.Heat dissipation element 24 is arranged at the second surface 29 of wiring board 20 and is exposed to pedestal 10 to play thermolysis along the second accepting hole 124, fluid sealant 60 to be arranged in the second accepting hole 124 and heat dissipation element 24 and pedestal 10 are tightly connected to make heat dissipation element 24 partial denudation in pedestal 10, play the object of waterproof on the one hand, effectively reached the object of heat radiation on the other hand by the exposed part of heat dissipation element 24.Preferably, described heat dissipation element 24 be by heat radiator through surface mount in being arranged on the electronic component on wiring board 20 (not shown), adjacent heat radiator does not all connect and between adjacent heat radiator, forms the heat dissipation channel of convection current, and fin section is exposed to fluid sealant 60, to make electronic component quick heat radiating, sealing glue 60 is formed after being solidified by casting glue, and main material is silicon rubber, and in sub-light black.
Please refer to Fig. 5 and Fig. 7, heat dissipation element 24 linearly distribute and in the second accepting hole 124 spaced set.Described heat dissipation element 24 is linearly distributed on wiring board 20, and the heat dissipation element 24 be arranged in each second accepting hole 124 equally arranges, and structure is simple, has quick heat radiating effect.Preferably, the quantity of this heat dissipation element 24 is determined according to the thermal value of the LED luminescence unit 21 on respective lines plate 20, can be 6, or other numerical value.
Please refer to Fig. 4 and Fig. 5, LED display module 1 also comprises and lock onto in body 12 and deviate from the nut 70 of accommodating cavity 13 and be fixedly connected with the screw 80 of wiring board 20 and pedestal 10 along wiring board 20 side being provided with LED luminescence unit 21 through body 12.Pedestal 10 establishes multiple blind hole 128 studding with copper post and the fixed orifice 129 coordinated with screw, nut 70 is through the casing 2(coordinated with LED display module 1 as shown in Figure 8) on locking hole to lock onto in this blind hole 128, namely utilize nut 70 to lock onto the back side of LED display module 1.Screw 80 to lock onto in fixed orifice 129 to be fixedly connected with pedestal 10 by wiring board 20 along first surface 28 through the connecting hole 29 on wiring board 20, namely utilizes screw locking in the front of LED display module 1.Like this, in maintenance process, can be fixed respectively from the front and back of LED display module 1 and dismantle, be convenient to safeguard.
Please refer to Fig. 3 and Fig. 6, pedestal 10 be provided with to give prominence to along body 12 towards wiring board 20 and have the mounting surface 150 of placing wiring board 20 projection 15, along mounting surface 150 outstanding with the boss 16 coordinated with wiring board 20 and along mounting surface 150 projection to protect the shade 18 of LED luminescence unit 21.The second surface 29 of wiring board 20 fits in this mounting surface 150 to make power module 22 be contained in the first accepting hole 120 and heat dissipation element 24 is contained in the second accepting hole 124, to make wiring board 20 be positioned over reposefully in pedestal 10, and screw 80 is utilized to be fixed in pedestal 10 by wiring board 20.Described projection 15 and corresponding projection 15 forming station stepped structure, shade 18 is equal with the quantity of LED luminescence unit 21.When installing and using; shade 18 is positioned at the top of LED luminescence unit 21 to protect LED electroluminescent lamp; when this LED display module 1 is for open air, this shade 18 can give the sunshade of described LED luminescence unit 21, thus makes LED luminescence unit 21 have good color blending effect.Preferably, this shade 18 is that circular arc is to keep the sun off.
Referring to Fig. 3 to Fig. 6, pedestal 10 is provided with the first through hole 19 of through projection 15 and boss 16, and wiring board 20 is provided with the second through hole 26 of passing for boss 16 and adhesive layer 30 is provided with the third through-hole 34 communicated with the first through hole 19.Boss 16 communicates with third through-hole 34 to make the first through hole 19 through the second through hole 26, is beneficial to air and passes through, and strengthens the thermolysis to LED display module 1, and is conducive to greatly reducing windage and strengthening wind loading rating.Preferably, the first through hole 19 is identical with the quantity of third through-hole 34, and shape is square, and the size of the second through hole 26 is a bit larger tham the physical dimension of boss 16 so that install.
Please referring again to Fig. 3 to Fig. 5, wiring board 20 is provided with the first slotted eye 25 passed for shade 18, and adhesive layer 30 is provided with the second slotted eye 36 passing to mutually with the first slotted eye 25 and make shade 18 protrude from the outside surface of adhesive layer 30.This second slotted eye 36 is formed after casting glue, with printed circuit board 20, and gives prominence to this second slotted eye 36 to block the sunlight exposed to above LED luminescence unit 21 by shade 18.And only expose shade 18 and LED luminescence unit 21 at the outside surface of adhesive layer 30 and flush with sidewall 14, like this, wiring board 20 is sealed in accommodating cavity 13 by adhesive layer 30 completely, reaches more than IP65 to make classification of waterproof.
Please refer to Fig. 3 to Fig. 5, the quantity of the first slotted eye 25, second slotted eye 36 and grid 32 is equal with the quantity of LED luminescence unit 21.The corresponding shade 18 of each LED luminescence unit 21, and each LED luminescence unit 21 is exposed to the outside surface of adhesive layer 30 through the grid 32 of correspondence.Each shade 18 is based in the outside surface of adhesive layer 30 to keep the sun off along corresponding first slotted eye 25 and the second slotted eye 36.Preferably, the first slotted eye 25 is identical with the shape of shade 18 with the shape of the second slotted eye 36, and the first slotted eye 25 is a bit larger tham shade 18 so that install.
Please refer to Fig. 3 to Fig. 7, during installation, the second surface 29 of wiring board 20 is fitted on the mounting plane 150 of pedestal 10, power module 22 is made to be contained in the first accepting hole 120 and heat-sink unit 24 is contained in the second accepting hole 124, and boss 16 is inserted in the second through hole 26 insert the first slotted eye 25 to protrude from the first surface 28 of wiring board 20 and to play shaded effects with locating lines plate 20 and shade 18, utilize casting glue inject wiring board 20 first surface 28 on and landfill accommodating cavity 13, the adhesive layer 20 that one deck flushes with sidewall 14 is formed after casting glue solidification, thus the waterproof sealing effect reached this LED display module 1, ensure that this planarization simultaneously.And, ensure that the consistance of this LED display module 1 because this adhesive layer 20 color and luster is unified, save material and technique is simple.First through hole 19 communicates with the second through hole 34 on adhesive layer 30, plays thermolysis, and reduce windage and strengthen wind loading rating to utilize air to pass through.Sealing strip 40 to be tamped in accepting groove 126 and bucker 60 is fitted in sealing bar 40, utilize lock screw fix and be closely coupled on pedestal 10, this bucker 60 and sealing strip 40 to ensure the water resistance of power module 22 and this LED display module 1 simultaneously.Casting glue is injected with the outside surface of the fluid sealant 60 making heat dissipation element 24 partial denudation be formed after solidification in the second accepting hole 124, to play waterproof object and thermolysis.
The LED display module 1 that the embodiment of the present invention provides adopts adhesive layer 30 to be sealed in by wiring board 20 in accommodating cavity 13 to make to be arranged on LED luminescence unit 21 partial denudation on wiring board 20 in the outside surface of adhesive layer 30, and the sidewall 14 of the outside surface of this adhesive layer 30 and pedestal 10 flushes, like this, both can ensure that the classification of waterproof of this LED display module 1 reached more than IP65, the flatness of LED display module 1 can be ensured again, thus effectively ensure that the display quality of LED display module 1 meets quality standard.
Please refer to Fig. 8, the LED display that the embodiment of the present invention provides, comprise the casing 2 of at least two above-mentioned LED display modules 1 and fixed L ED display screen module 1.Preferably, the number of above-mentioned LED display module 1 is 8.Multiple LED display module 1 is spliced to form larger-size LED display, is applicable to outdoor environment, and, because LED display module 1 has good waterproof and quick heat radiating function, like this, the usability of LED display effectively can be ensured.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a LED display module, comprise pedestal, the wiring board coordinated with described pedestal, for the LED luminescence unit of luminescence display and the power module for inputting supply voltage, described LED luminescence unit and described power module be arranged at two apparent surfaces of described wiring board respectively and described power module towards described pedestal, it is characterized in that, described pedestal comprises body and is surrounded on the sidewall around described body, described body and described sidewall form the accommodating cavity of accommodating described wiring board, described LED display module also comprises and is cast on described wiring board and fills up the casting glue of described accommodating cavity, described casting glue forms the adhesive layer that outside surface and described sidewall flush after solidification, described LED luminescence unit to be arranged at intervals on described wiring board and to protrude from described adhesive layer, the end face of described LED luminescence unit is greater than the height of outside surface apart from described wiring board of described adhesive layer apart from the height of described wiring board, the main material of described adhesive layer is silicon rubber and is sub-light black, described LED display module is also provided with and is positioned at the grid coordinated with described LED luminescence unit on described adhesive layer, and described LED luminescence unit is along described wiring board through described grid, and described grid is formed after the solidification of described casting glue, described pedestal is provided with through described body to accommodate the first accepting hole of described power module and to be surrounded on the accepting groove of described first accepting hole, and described LED display module also comprises the bucker that covers at above described first accepting hole and to be contained in described accepting groove and sealing strip between described bucker and described body.
2. LED display module as claimed in claim 1, it is characterized in that, described pedestal is provided with the second accepting hole of through described body, described LED display module also comprises and is exposed to the heat dissipation element of described pedestal along described second accepting hole and is arranged to seal the fluid sealant of described heat dissipation element in described second accepting hole, and described heat dissipation element and described LED luminescence unit are arranged at two apparent surfaces of described wiring board respectively.
3. LED display module as claimed in claim 2, is characterized in that, described heat dissipation element linearly distributes and in described second accepting hole and spaced set.
4. LED display module as claimed in claim 1, it is characterized in that, also comprise and lock onto in described body and deviate from the nut of described accommodating cavity and pass described body along the wiring board side being provided with LED luminescence unit and be fixedly connected with the screw of described wiring board and described pedestal.
5. the LED display module as described in Claims 1-4 any one; it is characterized in that, described pedestal be provided with to give prominence to along described body towards described wiring board and have the mounting surface of placing described wiring board projection, along described mounting surface give prominence to the boss coordinated with described wiring board and along described mounting surface projection to protect the shade of described LED luminescence unit.
6. LED display module as claimed in claim 5, it is characterized in that, described pedestal is provided with the first through hole of through described projection and described boss, and described wiring board is provided with the second through hole of passing for described boss and described adhesive layer is provided with the third through-hole communicated with described first through hole.
7. LED display module as claimed in claim 5, it is characterized in that, described wiring board is provided with the first slotted eye passed for described shade, and described adhesive layer is provided with and passes to described first slotted eye the second slotted eye making described shade protrude from the outside surface of described adhesive layer mutually.
8. a LED display, is characterized in that, comprise LED display module as described in claim 1 to 7 any one and fixing as described in the casing of LED display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310210898.0A CN103280164B (en) | 2013-05-30 | 2013-05-30 | LED display module and LED display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310210898.0A CN103280164B (en) | 2013-05-30 | 2013-05-30 | LED display module and LED display |
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| Publication Number | Publication Date |
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| CN103280164A CN103280164A (en) | 2013-09-04 |
| CN103280164B true CN103280164B (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310210898.0A Expired - Fee Related CN103280164B (en) | 2013-05-30 | 2013-05-30 | LED display module and LED display |
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Cited By (3)
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| US9513863B2 (en) | 2013-12-31 | 2016-12-06 | Ultravision Technologies, Llc | Modular display panel |
| US9582237B2 (en) | 2013-12-31 | 2017-02-28 | Ultravision Technologies, Llc | Modular display panels with different pitches |
| US10061553B2 (en) | 2013-12-31 | 2018-08-28 | Ultravision Technologies, Llc | Power and data communication arrangement between panels |
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| CN103514816A (en) * | 2013-09-29 | 2014-01-15 | 长春希达电子技术有限公司 | LED module display module spliced unit |
| CN103544887B (en) * | 2013-09-29 | 2016-03-02 | 长春希达电子技术有限公司 | The LED of surfacing, solid colour shows module splicing display unit |
| US9416551B2 (en) | 2013-12-31 | 2016-08-16 | Ultravision Technologies, Llc | Preassembled display systems and methods of installation thereof |
| AU2014374062B2 (en) * | 2013-12-31 | 2017-11-02 | Ultravision Technologies, Llc | System and method for a modular multi-panel display |
| US10706770B2 (en) | 2014-07-16 | 2020-07-07 | Ultravision Technologies, Llc | Display system having module display panel with circuitry for bidirectional communication |
| CN104883562B (en) * | 2015-05-18 | 2017-06-16 | 广州视源电子科技股份有限公司 | Display module, the preparation method of display module, stereoscopic image data display device |
| CN106057093A (en) * | 2016-07-30 | 2016-10-26 | 深圳浩翔光电技术有限公司 | Lamp panel splicing structure for LED display screen module |
| CN107657904A (en) * | 2017-11-28 | 2018-02-02 | 深圳市秀狐科技有限公司 | A kind of black glue LED display and its processing method |
| CN109872640B (en) * | 2017-12-01 | 2021-11-30 | 惠州市奥拓电子科技有限公司 | Display module |
| CN113066397B (en) * | 2021-04-15 | 2024-03-15 | 深圳市金翰半导体技术有限公司 | LED display module assembly stable in structure, roughness are good |
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| Publication number | Publication date |
|---|---|
| CN103280164A (en) | 2013-09-04 |
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