CN116913181B - Micro-assembly LED display and assembly method - Google Patents
Micro-assembly LED display and assembly method Download PDFInfo
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- CN116913181B CN116913181B CN202311143986.3A CN202311143986A CN116913181B CN 116913181 B CN116913181 B CN 116913181B CN 202311143986 A CN202311143986 A CN 202311143986A CN 116913181 B CN116913181 B CN 116913181B
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- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 abstract description 12
- 239000003086 colorant Substances 0.000 abstract description 11
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
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- 230000036561 sun exposure Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
The application relates to the technical field of LED displays, in particular to a micro-assembled LED display and an assembling method thereof. According to the micro-assembly LED display and the assembly method, the fixed light-equalizing plate and the forked light-equalizing plate are arranged between the light-emitting diodes, so that when the light-emitting diodes at the two ends of the light-equalizing plate emit light rays with different colors, two light rays can irradiate on the light-equalizing plate to perform diffuse reflection, so that the light rays with the two colors can become new transition colors after being mixed, the mosaic phenomenon of close-range viewing is reduced, the penetrating capacity of the light rays after diffuse reflection is weak, and the color purity originally emitted by the light-emitting diodes can not be influenced by a viewer.
Description
Technical Field
The application relates to the technical field of LED displays, in particular to a micro-assembled LED display and an assembling method thereof.
Background
The LED display is a device which uses a plurality of LED modules as pixel points to regulate the proportion of three primary colors so as to realize the normal display of characters, figures and videos, and is widely used in various fields, especially in outdoor large screens due to the characteristics of high reliability, low aging speed, bright color, capability of bearing sun exposure and the like.
According to patent number CN113948011a, publication (bulletin) day: 2022-01-18, an LED display screen for outdoor advertising is disclosed, comprising a display body and a protective soft board; the upper side wall and the lower side wall of the back of the display body are fixedly connected with U-shaped plates, the U-shaped plates are internally and elastically connected with mounting frames, side plates are symmetrically and detachably connected in the mounting frames, cooling cylinders are rotationally connected between the side plates, and cooling liquid is filled in the cooling cylinders; the top and the bottom of the display body are both rotationally connected with a rotating rod, the protective soft board is wound on the rotating rod, a through hole is formed in the protective soft board, and the through hole is matched with the mounting frame; still include the base, the equal fixedly connected with bracing piece in both ends of base. According to the application, rainwater on the display screen can be cleaned in rainy days, and the phenomenon that light rays generated when the display screen works are refracted through rainwater attached to the display screen is prevented from causing unclear content displayed on the display screen.
In the prior art, different LED large screens have different resolutions, the higher the resolution is, the more pixels are, and meanwhile, the higher the cost is. The outdoor LED large screen with low resolution has the same display area as the high resolution outdoor LED with the same size, but the distance between the module pixel points is larger, so that the transition between the module pixel points emitting different colors is hard, the mosaic phenomenon is easy to generate when the outdoor LED large screen is watched in a small and medium-sized field in a short distance, and the visual experience is seriously influenced.
Disclosure of Invention
The application aims to provide a micro-assembly LED display and an assembly method, which aim to solve the problem that the mosaic phenomenon is serious when a large outdoor LED screen with low resolution is watched in a short distance.
In order to achieve the above object, the present application provides the following technical solutions: the utility model provides a micro-assembly LED display, includes outdoor LED screen, is linear array and is provided with a plurality of emitting diode vertically and horizontally on the outdoor LED screen, still includes the light-equalizing mechanism, the light-equalizing mechanism is including setting up the fixed light-equalizing board between two rows of vertically arranged emitting diode, be provided with the bifurcation light-equalizing board that is located between two laterally arranged emitting diode on the fixed light-equalizing board.
Preferably, the fixed light-equalizing plate is slidably connected with a movable light-equalizing plate, the forked light-equalizing plate is slidably connected with a forked movable plate, and the forked movable plate slides along with the movable light-equalizing plate.
Preferably, the fixed light-equalizing plate, the movable light-equalizing plate, the forked light-equalizing plate and the forked movable plate are all provided with a plurality of thin-wall grooves in a linear array.
Preferably, the LED backlight module further comprises a light increasing mechanism, wherein the light increasing mechanism comprises an arc reflecting plate movably arranged between two rows of longitudinally arranged LEDs, and the arc reflecting plate is driven to reciprocate towards the fixed light homogenizing plate.
Preferably, a moving column is arranged between the circular arc reflecting plate and the fixed light homogenizing plate, and the fixed light homogenizing plate moves along with the circular arc reflecting plate to deform.
Preferably, the device further comprises a control mechanism, wherein the control mechanism comprises a plurality of rotary columns arranged in a linear array, the rotary columns are in one-to-one correspondence with the movable light-homogenizing plates, and the rotary columns are driven to rotate and pull the movable light-homogenizing plates to slide.
Preferably, the rotary column is provided with a rotary pulling mechanism, the rotary pulling mechanism comprises a rotating sleeve rotating along with the rotary column, and both ends of the rotating sleeve are respectively provided with a pulling rope and a pull elastic rope which are connected with the movable light-equalizing plate.
Preferably, the rotary column further comprises a moving column, a rotary moving assembly is arranged on the rotary column, the rotary moving assembly comprises a rotary sliding column rotationally connected to the rotary column, and the rotary sliding column is rotationally driven to move.
Preferably, the spin columns are assembled in the following three stations:
a first station: the rotating column drives the rotating sliding column to unlock and couple with the moving column;
and a second station: the rotating column decouples the moving column and the rotating sleeve;
and a third station: the spin column unlocks and couples the rotating sleeve.
The display assembling method is applied to the assembly of the micro-assembled LED display in the scheme and comprises the following steps of:
firstly, sliding and assembling a movable column on an outdoor LED screen, then inserting a plurality of rotary columns along two light emitting diodes, and butting the movable columns;
then fixing the light equalizing plate and the bifurcation movable plate to be clamped with the outer frame, and enabling the outer frame to be close to the outdoor LED screen so as to assemble the rotating sleeve on the rotating column;
next, fixing the outer frame on the outdoor LED screen, and fixing the fixed light equalizing plate and the bifurcation movable plate on the movable column;
and then the rotating columns are linked through the synchronous sleeve to control the rotating columns to rotate.
In the technical scheme, the micro-assembly LED display and the assembly method provided by the application have the following beneficial effects: the fixed light-equalizing plate and the forked light-equalizing plate are arranged between the light-emitting diodes, so that when the light-emitting diodes at the two ends of the light-equalizing plate emit light rays with different colors, two light rays can irradiate on the light-equalizing plate to perform diffuse reflection, the light rays with the two colors can become new transitional colors after being mixed, the mosaic degree of close-range viewing is reduced, the penetrating power of the light rays after diffuse reflection is weak, and the color purity of the original emitted light-emitting diodes can not be influenced for a viewer.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of an embodiment of the present application;
FIG. 2 is an overall explosion schematic provided by an embodiment of the present application;
FIG. 3 is a schematic overall cross-sectional view of an embodiment of the present application;
fig. 4 is an explosion schematic diagram of a light equalizing mechanism and an outdoor LED screen provided by an embodiment of the present application;
FIG. 5 is an enlarged schematic view of FIG. 4 at A;
FIG. 6 is a schematic diagram of a portion of a light equalizing mechanism and a rotary pulling mechanism according to an embodiment of the present application;
FIG. 7 is an exploded view of a rotary pulling mechanism according to an embodiment of the present application;
FIG. 8 is an exploded view of a rotary motion assembly and rotary pulling mechanism according to an embodiment of the present application;
FIG. 9 is a schematic cross-sectional view of a spin column and a spin pull mechanism according to an embodiment of the present application;
fig. 10 is a schematic cross-sectional view of a spin column and a rotary motion assembly according to an embodiment of the present application.
Reference numerals illustrate:
1. outdoor LED screen; 11. a light emitting diode; 12. an outer frame; 2. a light equalizing mechanism; 21. fixing a light equalizing plate; 221. a bifurcated movable plate; 22. a bifurcated light-equalizing plate; 23. a movable light-equalizing plate; 231. a thin wall groove; 232. an extension; 3. a control mechanism; 31. a spin column; 32. a synchronous belt; 33. a drive cylinder; 330. a drive sleeve; 331. a limiting sleeve; 332. pushing against the unlocking plate; 333. driving the clamping column; 334. a connecting column; 34. a drawing plate; 41. an arc reflecting plate; 42. a moving column; 421. a toothed plate; 5. a rotary pulling mechanism; 51. a rotating sleeve; 511. a clamping groove; 52. pulling the rope; 521. pulling back the elastic rope; 522. an elastic part; 53. a locking block; 6. a rotary motion assembly; 61. meshing teeth; 62. concave inclined spring buckle; 63. rotating the slide column; 631. an outward-opening inclined spring buckle; 632. a guide section; 64. a guide sleeve; 65. and a locking plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
As shown in fig. 1-10, a micro-assembled LED display comprises an outdoor LED screen 1, a plurality of light emitting diodes 11 are arranged on the outdoor LED screen 1 in a linear array in a longitudinal and transverse mode, and a light homogenizing mechanism 2, wherein the light homogenizing mechanism 2 comprises a fixed light homogenizing plate 21 arranged between two rows of light emitting diodes 11 which are longitudinally arranged, and a bifurcation light homogenizing plate 22 arranged between two light emitting diodes 11 which are transversely arranged is arranged on the fixed light homogenizing plate 21.
Specifically, the intervals between the plurality of light emitting diodes 11 on the outdoor LED screen 1 are larger than P10 (the outdoor screen with extra-wide width, the interval between the light emitting diodes 11 is 10 mm-34 mm, the interval can be increased to 34 mm-50 mm for the outer screen with extra-wide customized interval, the interval is not more than 50 mm), the fixed light-equalizing plate 21 and the bifurcation light-equalizing plate 22 are both arc-shaped, and are all frosted and transparent, and have diffuse reflection function, the materials of which can be pp plastic, glass and the like, when the light emitting diode 11 emits light, the fixed light-equalizing plate 21 and the bifurcation light-equalizing plate 22 refract and disperse the light to make the diffuse reflection and then blend into new transition color so as to reduce the mosaic degree of short-distance viewing.
In the above technical solution, the light-equalizing plate 21 and the bifurcated light-equalizing plate 22 are fixed between the light-emitting diodes 11, so that when the light-emitting diodes 11 at two ends of the light-equalizing plate emit light rays with different colors, two light rays can illuminate on the light-equalizing plate to perform diffuse reflection, so that the light rays with two colors can become new transition colors after being blended, the mosaic degree of close-range viewing is reduced, the penetrating power of the light rays after diffuse reflection is weak, and the color originally emitted by the light-emitting diodes 11 cannot be affected.
As the optimal embodiment provided by the application, the fixed light-equalizing plate 21 is connected with the movable light-equalizing plate 23 in a sliding way, the forked light-equalizing plate 22 is connected with the forked movable plate 221 in a sliding way, and the forked movable plate 221 slides along with the movable light-equalizing plate 23;
a plurality of thin-wall grooves 231 are formed on the fixed light-equalizing plate 21, the movable light-equalizing plate 23, the forked light-equalizing plate 22 and the forked movable plate 221 in a linear array.
Specifically, the sliding rails are all provided on the fixed light equalizing plate 21 and the forked light equalizing plate 22, the forked movable plate 221 and the movable light equalizing plate 23 are all slidably connected on the sliding rails for guiding, the fixed light equalizing plate 21, the forked light equalizing plate 22, the forked movable plate 221 and the movable light equalizing plate 23 are all provided with a plurality of thin-wall grooves 231 in a linear array, one ends of the forked movable plate 221 and the movable light equalizing plate 23 are provided with extension parts 232, the two extension parts 232 are mutually fixed, the other ends are separated, and when the movable light equalizing plate 23 slides along the fixed light equalizing plate 21, the forked movable plate 221 is also driven to slide along the forked light equalizing plate 22, so that the opposite thin-wall grooves 231 are overlapped or separated to change the diffuse reflection degree.
When the light emitting diode 11 emits light, the fixed light-equalizing plate 21 and the forked light-equalizing plate 22 refract and disperse the light to diffuse and blend into a new transition color so as to reduce the mosaic degree of close-range viewing, and then the movable light-equalizing plate 23 can be driven to slide along the fixed light-equalizing plate 21 according to the display requirement so as to drive the forked movable plate 221 to slide along the forked light-equalizing plate 22, so that the opposite thin-wall grooves 231 are overlapped or separated to change the diffuse reflection degree.
As an embodiment of the present application, the light-increasing mechanism further includes a light-increasing mechanism, where the light-increasing mechanism includes an arc reflecting plate 41 movably disposed between two rows of longitudinally arranged light-emitting diodes 11, and the arc reflecting plate 41 is driven to reciprocate toward the fixed light-equalizing plate 21.
Specifically, the arc reflecting plate 41 is provided with branched reflecting plates in a linear array, the branched reflecting plates correspond to the branched light homogenizing plates 22, and the arc reflecting plate 41 can reflect light rays emitted by the light emitting diode 11, so that the brightness of the fixed light homogenizing plate 21 and the branched light homogenizing plates 22 is enhanced, and the brightness is prevented from being too low after the transitional color is weakened by diffuse reflection.
When the light emitting diode 11 emits light, the fixed light-equalizing plate 21 and the forked light-equalizing plate 22 refract and disperse the light to diffuse and blend into a new transition color so as to reduce the mosaic degree of close viewing, and the circular arc reflecting plate 41 and the forked reflecting plate reflect the light emitted by the light emitting diode 11 to enhance the brightness of the fixed light-equalizing plate 21 and the forked light-equalizing plate 22, and then the movable light-equalizing plate 23 can be driven to slide along the fixed light-equalizing plate 21 according to the display requirement so as to drive the forked movable plate 221 to slide along the forked light-equalizing plate 22, so that the opposite thin-wall grooves 231 coincide or separate to change the diffuse reflection degree.
As still another embodiment provided by the present application, a moving column 42 is disposed between the circular arc reflective plate 41 and the fixed light equalizing plate 21, and the fixed light equalizing plate 21 deforms as the circular arc reflective plate 41 moves.
Specifically, when the large-scale display is built, the moving column 42 is moved according to the distance between the viewer and the display, the arc reflecting plate 41 is far away from the outdoor LED screen 1 when the viewer looks at a close distance, the reflecting distance with the light emitting diode 11 is reduced, so that the brightness is reduced, meanwhile, the arc reflecting plate 41 is ejected out to be convex arc-shaped, light is outwards scattered, the transitional color brightness is reduced when the viewer looks at a close distance, light is scattered, the light penetrating force is reduced, the arc reflecting plate 41 is near the outdoor LED screen 1 when the viewer looks at a far distance, the reflecting distance with the light emitting diode 11 is increased, the brightness is improved, and meanwhile, the arc reflecting plate 41 is inwards concave to be concave arc-shaped by bending, so that the brightness point is increased by focusing the light, and the sense of long-distance viewing is improved.
When the light emitting diode 11 emits light, the fixed light-equalizing plate 21 and the forked light-equalizing plate 22 refract and disperse the light to diffuse and blend into a new transition color so as to reduce the mosaic degree of close viewing, and the circular-arc reflecting plate 41 and the forked reflecting plate reflect the light emitted by the light emitting diode 11 to enhance the brightness of the fixed light-equalizing plate 21 and the forked light-equalizing plate 22, and then the movable light-equalizing plate 23 can be driven to slide along the fixed light-equalizing plate 21 according to the display requirement so as to drive the forked movable plate 221 to slide along the forked light-equalizing plate 22, so that the opposite thin-wall grooves 231 coincide or separate to change the diffuse reflection degree and drive the movable column 42 to move according to the viewing distance of the audience, so that the reflecting distance between the circular-arc reflecting plate 41 and the light emitting diode 11 is changed and the shape of the circular-arc reflecting plate 41 is changed.
As an embodiment of the present application, the device further includes a control mechanism 3, where the control mechanism 3 includes a plurality of rotating columns 31 arranged in a linear array, the rotating columns 31 are in one-to-one correspondence with the movable light-equalizing plates 23, and the rotating columns 31 are driven to rotate and pull the movable light-equalizing plates 23 to slide.
Specifically, the outdoor LED screen 1 is provided with a limiting sleeve 331, and the rotating column 31 is movably connected to the limiting sleeve 331, and can rotate or slide along with the limiting sleeve 331, and when the movable light-equalizing plate 23 needs to be adjusted, the rotating column 31 is rotated to drive the movable light-equalizing plate 23 to rotate.
When the light emitting diode 11 emits light, the fixed light-equalizing plate 21 and the forked light-equalizing plate 22 refract and disperse the light to diffuse and blend into a new transition color so as to reduce the mosaic degree of close viewing, and the circular arc reflecting plate 41 and the forked reflecting plate reflect the light emitted by the light emitting diode 11 to enhance the brightness of the fixed light-equalizing plate 21 and the forked light-equalizing plate 22, and then the rotating column 31 can rotate according to the display requirement to drive the movable light-equalizing plate 23 to slide along the fixed light-equalizing plate 21 so as to drive the forked movable plate 221 to slide along the forked light-equalizing plate 22, so that the opposite thin-wall grooves 231 coincide or separate to change the diffuse reflection degree and drive the moving column 42 to move according to the viewing distance of the audience, so that the reflecting distance between the circular arc reflecting plate 41 and the light emitting diode 11 is changed and the shape of the circular arc reflecting plate 41 is changed.
As a preferred embodiment of the present application, the rotary column 31 is provided with a rotary pulling mechanism 5, the rotary pulling mechanism 5 includes a rotating sleeve 51 rotating together with the rotary column 31, and both ends of the rotating sleeve 51 are respectively provided with a pulling rope 52 and a pull-back elastic rope 521 connected with the movable light equalizing plate 23.
Specifically, the rotating sleeve 51 is sleeved on the rotating column 31, the elastic portion 522 is arranged on the pull-back elastic rope 521, when the rotating column 31 rotates, the pull rope 52 is driven to pull the movable light-equalizing plate 23 to slide along the fixed light-equalizing plate 21, at this time, the elastic portion 522 on the pull-back elastic rope 521 is elongated to play a role in tensioning, and in the subsequent callback, a role in assisting force can be played.
When the light emitting diode 11 emits light, the fixed light equalizing plate 21 and the forked light equalizing plate 22 refract and disperse the light to diffuse and then blend into a new transition color so as to reduce the mosaic degree of close viewing, meanwhile, the circular arc reflecting plate 41 and the forked reflecting plate reflect the light emitted by the light emitting diode 11 to enhance the brightness of the fixed light equalizing plate 21 and the forked light equalizing plate 22, then the rotating column 31 can be rotated according to the display requirement so that the traction rope 52 pulls the movable light equalizing plate 23 to slide along the fixed light equalizing plate 21, the elastic part 522 on the elastic pull back rope 521 is stretched to play a tensioning role, the movable light equalizing plate 23 slides along the fixed light equalizing plate 21 to drive the forked movable plate 221 to slide along the forked light equalizing plate 22, so that the opposite thin-wall grooves 231 coincide or separate to change the diffuse reflection degree, and the moving column 42 is driven to move according to the viewing distance of a viewer so that the reflecting distance between the circular arc reflecting plate 41 and the light emitting diode 11 is changed, and the shape of the circular arc reflecting plate 41 is changed.
As a preferred embodiment of the present application, the present application further includes a moving post 42, the rotating post 31 is provided with a rotating moving assembly 6, the rotating moving assembly 6 includes a rotating post 63 rotatably connected to the rotating post 31, and the rotating post 63 rotates to drive the moving post 42 to move.
Specifically, the moving post 42 is provided with a toothed plate 421, the toothed plate 421 is engaged with the engaging teeth 61, the rotating post 63 is in butt joint with the engaging teeth 61, the rotating post 31 is provided with a driving sleeve 330, the rotating post 63 is rotationally connected to the driving sleeve 330, and the rotating post 31 can drive the rotating post 63 to rotate when rotating to drive the engaging teeth 61 to rotationally couple with the toothed plate 421 so as to drive the moving post 42 to move.
When the light emitting diode 11 emits light, the fixed light equalizing plate 21 and the forked light equalizing plate 22 refract and disperse the light to diffuse and then blend into a new transition color so as to reduce the mosaic degree of close viewing, meanwhile, the circular arc reflecting plate 41 and the forked reflecting plate reflect the light emitted by the light emitting diode 11 so as to enhance the brightness of the fixed light equalizing plate 21 and the forked light equalizing plate 22, then according to the requirement of display, the rotary column 31 can be rotated so that the traction rope 52 pulls the movable light equalizing plate 23 to slide along the fixed light equalizing plate 21, the elastic part 522 on the elastic pull back rope 521 is stretched to play a tensioning role, the movable light equalizing plate 23 slides along the fixed light equalizing plate 21 to drive the forked movable plate 221 to slide along the forked light equalizing plate 22, so that the opposite thin-wall grooves 231 coincide or separate to change the diffuse reflection degree, and according to the viewing distance of a viewer, the rotary column 31 is rotated so that the rotary sliding column 63 rotates to drive the engaging teeth 61 to rotationally couple the toothed plate 421 to drive the movable column 42 to change the reflecting distance of the circular arc reflecting plate 41 and the shape of the circular arc reflecting plate 41 of the light emitting diode 11.
As a preferred embodiment provided by the present application, the spin columns 31 are assembled in three stations:
a first station: the rotating column 31 drives the rotating slide column 63 to unlock and couple the moving column 42;
and a second station: the rotating column 31 decouples the moving column 42 and the rotating sleeve 51;
and a third station: the spin column 31 unlocks and couples the spin sleeve 51.
Specifically, be provided with drive clamping column 333 on the column 31, the joint groove 511 has been seted up on the cover 51 to the rotation, drive clamping column 333 can go into in the joint groove 511 along with column 31 slip card and dock with the cover 51, be circumference array odd number is provided with the splayed slope bullet knot 631 on the column 63 of rotation, be provided with guide portion 632 on the splayed slope bullet knot 631, be circumference array odd number is provided with indent slope bullet knot 62 on the meshing tooth 61, be provided with guide sleeve 64 on outdoor LED screen 1, column 63 sliding connection is on guide sleeve 64, column 63 can be followed column 31 slip and is close to meshing tooth 61 to the rotation, guide portion 632 can slide along indent slope bullet knot 631 at this moment, afterwards, the splayed slope bullet knot 631 can mesh on indent slope bullet knot 62, in order to drive meshing tooth 61 rotation, the odd number of splayed slope bullet knot 631 can not appear the clearance when rotatory, be provided with locking piece 53 through the spring on the restriction cover 331, be provided with connecting column 334 on the column 31, be provided with locking plate 65 on the connecting column 334, can be provided with locking plate 65 by spring 65, locking plate 65 can be pushed against by locking plate 332, locking plate 31 can be pushed against by locking plate 31, locking plate 31 can be rotated, locking plate 332 can be rotated, locking plate 31 can be pushed against by locking plate 31, and locking plate 31 can be rotated.
When the light emitting diode 11 emits light, the fixed light equalizing plate 21 and the forked light equalizing plate 22 refract and disperse the light to diffuse and blend into a new transition color so as to reduce the mosaic degree of close viewing, meanwhile, the circular arc reflecting plate 41 and the forked reflecting plate reflect the light emitted by the light emitting diode 11 to strengthen the brightness of the fixed light equalizing plate 21 and the forked light equalizing plate 22, then the rotating column 31 can slide to the first station along the limiting sleeve 331 according to the display requirement, at the moment, the pushing unlocking plate 332 slides along with the rotating column 31 to separate the locking block 53 from the rotating sleeve 51 to unlock, meanwhile, the driving clamping column 333 is clamped into the clamping groove 511 to be in butt joint with the rotating sleeve 51, then the rotating column 31 is rotated so that the pulling rope 52 pulls the movable light equalizing plate 23 to slide along the fixed light equalizing plate 21, meanwhile, the elastic part 522 on the pulling elastic rope 521 is elongated to play a tensioning role, the movable light equalizing plate 23 slides along the fixed light equalizing plate 21, so as to drive the bifurcation movable plate 221 to slide along the bifurcation light equalizing plate 22, so that the opposite thin-wall grooves 231 coincide or separate, to change the diffuse reflection degree, and to slide the rotary column 31 again according to the viewing distance of the audience, so that the rotary column 31 slides to the third station, at this time, the rotary column 63 slides along the guiding sleeve 64, so that the guiding portion 632 slides along the concave inclined button 62 to bend the outward inclined button 631, then the outward inclined button 631 engages with the concave inclined button 62 to butt against the engaging teeth 61 and the rotary column 63, at the same time, the connecting column 334 carries the locking plate 65 to unlock away from the engaging teeth 61, then rotates the rotary column 31, so that the rotary column 63 rotates the engaging teeth 61 to rotate the coupling toothed plate 421 to drive the movable column 42 to move, so that the reflection distance between the arc reflecting plate 41 and the light emitting diode 11 changes, and the shape of the arc reflecting plate 41 changes, while the spin column 31 is not slipping, the two springs push against the lock plate 65 and the unlock plate 332, respectively, to limit the spin column 31 to the second station.
As a preferred embodiment of the present application, the rotating columns 31 are provided with a synchronizing mechanism, and the synchronizing mechanism includes a synchronous belt 32 sleeved on the rotating columns 31, where the synchronous belt 32 drives the rotating columns 31 to rotate synchronously.
Specifically, the timing belt 32 is disposed on the outer frame 12, the outer frame 12 is rotatably connected with a driving cylinder 33, the driving cylinder 33 engages with the timing belt 32, and the plurality of rotary columns 31 are rotatably connected to the drawing plate 34.
When the light emitting diode 11 emits light, the light-equalizing plate 21 and the forked light-equalizing plate 22 are fixed, the light is refracted and dispersed to be diffused and then fused into a new transition color so as to reduce the mosaic degree of close viewing, meanwhile, the circular arc reflecting plate 41 and the forked reflecting plate reflect the light emitted by the light emitting diode 11 to strengthen the brightness of the fixed light-equalizing plate 21 and the forked light-equalizing plate 22, then according to the display requirement, the pulling plate 34 is pulled to slide the rotating posts 31 to the first station along the limiting sleeve 331, at the moment, the pushing unlocking plate 332 slides along the rotating posts 31 to separate the locking blocks 53 from the rotating sleeve 51 to unlock, meanwhile, the driving clamping posts 333 are clamped into the clamping grooves 511 to be butted with the rotating sleeve 51, then the driving cylinders 33 are rotated to drive the rotating posts 31 to enable the pulling ropes 52 to pull the movable light-equalizing plate 23 to slide along the fixed light-equalizing plate 21, and the elastic parts 522 on the elastic pull back ropes 521 are elongated, the movable light equalizing plate 23 slides along the fixed light equalizing plate 21 to drive the forking movable plate 221 to slide along the forking light equalizing plate 22, so that the opposite thin-wall grooves 231 are overlapped or separated to change the diffuse reflection degree, and the pulling plate 34 is pulled again to slide the plurality of sliding rotary columns 31 according to the watching distance of the audience, so that the rotary columns 31 slide to the third station, at the moment, the rotary slide column 63 slides along the guiding sleeve 64 to drive the guiding part 632 to slide along the concave inclined elastic buckle 62 to bend the outward-opening inclined elastic buckle 631, then the outward-opening inclined elastic buckle 631 is meshed with the concave inclined elastic buckle 62 to butt against the meshing teeth 61 and the rotary slide column 63, meanwhile, the connecting column 334 carries the locking plate 65 to be far away from the meshing teeth 61 for unlocking, then the rotary column 31 is rotated to drive the meshing teeth 61 to rotate, the rotary slide column 63 drives the meshing teeth 61 to rotate the coupling toothed plate to drive the moving column 42 to move, so that the reflecting distance between the arc reflecting plate 41 and the light emitting diode 11 is changed and the shape of the arc reflecting plate 41 is changed, and when the rotating column 31 is not slipped, the two springs respectively push the locking plate 65 and the unlocking plate 332 to limit the rotating column 31 to the second station.
A method of assembling a display, further comprising the steps of:
1. firstly, the movable column 42 is assembled on the outdoor LED screen 1 in a sliding way, then a plurality of rotary columns 31 are inserted along two light emitting diodes 11 and butt-jointed with the movable column 42, and a rotary sliding column 63 on the rotary column 31 is meshed with a meshing tooth 61 on the movable column 42, so that the rotary column 31 can operate the movable column 42;
2. then fixing the light equalizing plate 21 and the bifurcation movable plate 221 to be clamped with the outer frame 12, and enabling the outer frame 12 to be close to the outdoor LED screen 1, loosening the traction rope 52 and the pull-back elastic rope 521 at the moment to assemble the rotating sleeve 51 on the rotating column 31, so as to realize control of the rotating column 31 and control of locking the rotating sleeve 51;
3. next, the outer frame 12 is fixed on the outdoor LED screen 1, and the fixed light equalizing plate 21 and the bifurcation movable plate 221 are fixed on the movable column 42;
4. and then the rotating columns 31 are sleeved and linked through the synchronizing sleeve 32 so as to control the rotating columns 31 to rotate.
While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
Claims (5)
1. The micro-assembled LED display is characterized by comprising an outdoor LED screen (1), wherein a plurality of light emitting diodes (11) are arranged on the outdoor LED screen (1) in a linear array in a longitudinal and transverse mode, the micro-assembled LED display further comprises a light homogenizing mechanism (2), the light homogenizing mechanism (2) comprises a fixed light homogenizing plate (21) arranged between two rows of light emitting diodes (11) which are longitudinally arranged, and a bifurcation light homogenizing plate (22) positioned between the two light emitting diodes (11) which are transversely arranged is arranged on the fixed light homogenizing plate (21);
the fixed light-equalizing plate (21) is connected with a movable light-equalizing plate (23) in a sliding manner, the forked light-equalizing plate (22) is connected with a forked movable plate (221) in a sliding manner, and the forked movable plate (221) slides along with the movable light-equalizing plate (23);
the fixed light-equalizing plate (21), the movable light-equalizing plate (23), the forked light-equalizing plate (22) and the forked movable plate (221) are provided with a plurality of thin-wall grooves (231) in a linear array;
the device further comprises a control mechanism (3), wherein the control mechanism (3) comprises a plurality of rotary columns (31) which are arranged in a linear array, the rotary columns (31) are in one-to-one correspondence with the movable light-equalizing plates (23), and the rotary columns (31) are driven to rotate so as to pull the movable light-equalizing plates (23) to slide;
the rotary column (31) is provided with a rotary pulling mechanism (5), the rotary pulling mechanism (5) comprises a rotating sleeve (51) which rotates along with the rotary column (31), and both ends of the rotating sleeve (51) are respectively provided with a pulling rope (52) and a pull-back elastic rope (521) which are connected with the movable light equalizing plate (23);
the rotary column (31) is provided with a rotary moving assembly (6), the rotary moving assembly (6) comprises a rotary sliding column (63) rotatably connected to the rotary column (31), and the rotary sliding column (63) rotates to drive the moving column (42) to move;
the spin column (31) is assembled in three stations:
a first station: the rotating column (31) drives the rotating sliding column (63) to unlock and is coupled with the moving column (42);
and a second station: the rotating column (31) decouples the moving column (42) and the rotating sleeve (51);
and a third station: the rotary column (31) is unlocked and coupled to the rotary sleeve (51).
2. A micro-assembled LED display according to claim 1, further comprising a light intensifying means comprising a circular arc reflecting plate (41) movably arranged between two rows of longitudinally arranged light emitting diodes (11), said circular arc reflecting plate (41) being driven to reciprocate towards said fixed light homogenizing plate (21).
3. The micro-assembled LED display according to claim 2, wherein a moving column (42) is arranged between the circular arc reflecting plate (41) and the fixed light homogenizing plate (21), and the fixed light homogenizing plate (21) deforms along with the movement of the circular arc reflecting plate (41).
4. The micro-assembled LED display according to claim 1, wherein the distance between the light emitting diodes (11) is 10 mm-50 mm.
5. A method of assembling a display, applied to the assembly of a micro-assembled LED display as claimed in any one of claims 1 to 4, comprising the steps of:
1) Firstly, sliding and assembling a movable column (42) on an outdoor LED screen (1), then inserting a plurality of rotary columns (31) along two light emitting diodes (11), and butting the movable column (42);
2) The light equalizing plate (21) and the bifurcation movable plate (221) are clamped with the outer frame (12), and the outer frame (12) is close to the outdoor LED screen (1) so as to assemble the rotating sleeve (51) on the rotating column (31);
3) The outer frame (12) is fixed on the outdoor LED screen (1) and the fixed light equalizing plate (21) and the bifurcation movable plate (221) are fixed on the movable column;
4) And then the rotating columns (31) are sleeved and linked through the synchronous sleeve (32) to control the rotating columns (31) to rotate.
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| CN202311143986.3A CN116913181B (en) | 2023-09-06 | 2023-09-06 | Micro-assembly LED display and assembly method |
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| CN116913181B true CN116913181B (en) | 2023-12-01 |
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Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04322240A (en) * | 1991-04-22 | 1992-11-12 | Hitachi Ltd | Transmission type screen and its manufacture, and back projection image display device using same screen |
| JPH08202292A (en) * | 1995-01-25 | 1996-08-09 | Sony Corp | Image display device |
| CN201246632Y (en) * | 2008-01-08 | 2009-05-27 | 深圳大学 | Large area uniform luminance LED backlight device |
| CN201477813U (en) * | 2009-08-07 | 2010-05-19 | 卢少鹏 | 3 in 1 full color module for indoor display screen |
| CN101859517A (en) * | 2010-06-13 | 2010-10-13 | 上海第二工业大学 | Complete-view three-dimensional space display system based on MCU |
| CN201725520U (en) * | 2010-07-06 | 2011-01-26 | 卢少鹏 | Module assembly of display screen |
| CN103927944A (en) * | 2013-01-16 | 2014-07-16 | 海洋王照明科技股份有限公司 | Light emitting diode (LED) display screen |
| CN207966376U (en) * | 2018-04-11 | 2018-10-12 | 深圳胜龙云信息科技有限公司 | A kind of microarray flat-panel display device and flat panel display systems |
| CN209804177U (en) * | 2019-05-07 | 2019-12-17 | 深圳沃顿科技有限公司 | Energy-saving micro LED display module |
| CN111045252A (en) * | 2019-12-20 | 2020-04-21 | 合肥泰沃达智能装备有限公司 | Direct type backlight module and manufacturing method of light-equalizing plate |
| CN210743494U (en) * | 2019-09-20 | 2020-06-12 | 北京外号信息技术有限公司 | Panel type optical communication device |
| CN211600344U (en) * | 2019-11-13 | 2020-09-29 | 造梦者科技有限公司 | Uniform light display assembly and water softener using same |
| CN113126363A (en) * | 2019-12-31 | 2021-07-16 | 海信视像科技股份有限公司 | Display device |
| CN113917733A (en) * | 2021-04-19 | 2022-01-11 | 北京显芯科技有限公司 | Mini-LED backlight display screen |
| CN115857075A (en) * | 2022-11-28 | 2023-03-28 | 惠科股份有限公司 | Backlight module and display device |
| CN115911021A (en) * | 2022-11-28 | 2023-04-04 | 上海闻泰信息技术有限公司 | Display panel and preparation method thereof |
| CN219140612U (en) * | 2023-02-02 | 2023-06-06 | 东莞市依文电子有限公司 | Lamp strip structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI444569B (en) * | 2011-12-27 | 2014-07-11 | Unity Opto Technology Co Ltd | Side entry type light emitting module |
| EP3765896A1 (en) * | 2018-03-13 | 2021-01-20 | Apple Inc. | Displays with direct-lit backlight units |
| US11610936B2 (en) * | 2019-06-13 | 2023-03-21 | Intel Corporation | Micro light-emitting diode displays having color conversion devices and assembly approaches |
| EP4328638A1 (en) * | 2021-10-27 | 2024-02-28 | Samsung Electronics Co., Ltd. | Display device and manufacturing method therefor |
-
2023
- 2023-09-06 CN CN202311143986.3A patent/CN116913181B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04322240A (en) * | 1991-04-22 | 1992-11-12 | Hitachi Ltd | Transmission type screen and its manufacture, and back projection image display device using same screen |
| JPH08202292A (en) * | 1995-01-25 | 1996-08-09 | Sony Corp | Image display device |
| CN201246632Y (en) * | 2008-01-08 | 2009-05-27 | 深圳大学 | Large area uniform luminance LED backlight device |
| CN201477813U (en) * | 2009-08-07 | 2010-05-19 | 卢少鹏 | 3 in 1 full color module for indoor display screen |
| CN101859517A (en) * | 2010-06-13 | 2010-10-13 | 上海第二工业大学 | Complete-view three-dimensional space display system based on MCU |
| CN201725520U (en) * | 2010-07-06 | 2011-01-26 | 卢少鹏 | Module assembly of display screen |
| CN103927944A (en) * | 2013-01-16 | 2014-07-16 | 海洋王照明科技股份有限公司 | Light emitting diode (LED) display screen |
| CN207966376U (en) * | 2018-04-11 | 2018-10-12 | 深圳胜龙云信息科技有限公司 | A kind of microarray flat-panel display device and flat panel display systems |
| CN209804177U (en) * | 2019-05-07 | 2019-12-17 | 深圳沃顿科技有限公司 | Energy-saving micro LED display module |
| CN210743494U (en) * | 2019-09-20 | 2020-06-12 | 北京外号信息技术有限公司 | Panel type optical communication device |
| CN211600344U (en) * | 2019-11-13 | 2020-09-29 | 造梦者科技有限公司 | Uniform light display assembly and water softener using same |
| CN111045252A (en) * | 2019-12-20 | 2020-04-21 | 合肥泰沃达智能装备有限公司 | Direct type backlight module and manufacturing method of light-equalizing plate |
| CN113126363A (en) * | 2019-12-31 | 2021-07-16 | 海信视像科技股份有限公司 | Display device |
| CN113917733A (en) * | 2021-04-19 | 2022-01-11 | 北京显芯科技有限公司 | Mini-LED backlight display screen |
| CN115857075A (en) * | 2022-11-28 | 2023-03-28 | 惠科股份有限公司 | Backlight module and display device |
| CN115911021A (en) * | 2022-11-28 | 2023-04-04 | 上海闻泰信息技术有限公司 | Display panel and preparation method thereof |
| CN219140612U (en) * | 2023-02-02 | 2023-06-06 | 东莞市依文电子有限公司 | Lamp strip structure |
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|---|---|
| CN116913181A (en) | 2023-10-20 |
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