CN115857223B - MiniLED backlight structure - Google Patents
MiniLED backlight structure Download PDFInfo
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- CN115857223B CN115857223B CN202211470107.3A CN202211470107A CN115857223B CN 115857223 B CN115857223 B CN 115857223B CN 202211470107 A CN202211470107 A CN 202211470107A CN 115857223 B CN115857223 B CN 115857223B
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- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000000696 magnetic material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a miniLED backlight structure, which relates to the technical field of miniLED; in order to solve the convenience problem; specifically including spacing support and spacing being fixed in the inside multiunit concatenation unit of spacing support and being fixed in concatenation unit miniLED, concatenation unit is including being used for fixing the base plate of miniLED and the rectangle frame that the fixed cover was located the base plate outside, rectangle frame upper and lower two sides are provided with same set of spacing public female spare, the left and right sides of rectangle frame is provided with same set of electrically conductive public female spare A, electrically conductive public female spare A is including setting up in the arch of rectangle frame one side and setting up in the sunken of rectangle frame opposite side. According to the invention, the convex electrode A and the concave electrode B are arranged, the concave electrode A and the convex electrode B are matched with each other in a concave-convex manner, the limit perpendicular to the plane of the substrate can be realized, and the plurality of substrates can be spliced more quickly by matching the limit column A and the limit hole A.
Description
Technical Field
The invention relates to the technical field of miniLED, in particular to a miniLED backlight structure.
Background
Along with rapid development of MiniLED display technology, miniLED display products are beginning to be applied to commercial fields such as monitoring command, high-definition performance, high-end cinema, medical diagnosis, advertisement display, conference, office display, virtual reality and the like.
Through searching, the patent with the publication number of CN111540273B discloses a MiniLED backlight structure and a MiniLED backlight module, which comprise a plate, a glass substrate and a reflecting sheet, wherein the glass substrate comprises a line surface and a non-line surface close to one side of the back plate, the non-line surface is provided with an LED array and a connector, a space is reserved between the back plate and the glass substrate for placing the LED array and the connector, and the connector is electrically connected with an external circuit through a wire.
The above patent suffers from the following disadvantages: because miniLED is small, generally the multi-unit combination splice is used when using, and the backlight structure and the module in above-mentioned patent still need to realize fixed, spacing etc. with the help of other supports when the concatenation is used, and still gradual connection arrangement is still needed to the circuit moreover, and whole process is comparatively troublesome, loses the convenience.
Therefore, the present invention provides a miniLED backlight structure
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a miniLED backlight structure.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a miniLED backlight structure, includes spacing support and spacing multiunit concatenation unit and the miniLED that is fixed in the concatenation unit that is fixed in spacing support inside, the concatenation unit is including being used for fixing the base plate of miniLED and the rectangle frame that the base plate outside was located to the fixed cover, two sides are provided with same spacing public female spare about the rectangle frame, two sides are provided with same electrically conductive public female spare A of group about the rectangle frame.
Preferably: the conductive male and female part A comprises a bulge arranged on one side of the rectangular frame and a recess arranged on the other side of the rectangular frame, wherein a bulge electrode A and a recess electrode A are fixed on the outer wall of the bulge, a bulge electrode B and a recess electrode B are arranged on the inner side wall of the recess, the bulge electrode A and the recess electrode B correspond in position and can be matched with each other, and the recess electrode A and the bulge electrode B correspond in position and can be matched with each other.
Further: the limiting male and female parts comprise a limiting column A fixedly mounted on one side of the rectangular frame and a limiting hole A formed in the other side of the rectangular frame, and the positions and the sizes of the limiting column A and the limiting hole A are mutually corresponding.
Based on the scheme: the outer surface of the protrusion and the inner surface of the recess are both coated with a magnetic material.
Among the foregoing, the preferred one is: miniLED is clamped with the inner wall of the substrate, the cylindrical electrode is embedded and fixed in the inner wall of the substrate, and the cylindrical electrode matched with the cylindrical electrode is fixed on the outer wall of miniLED.
As a more preferable scheme of the invention: the positive electrode of the cylinder electrode is connected in series between the convex electrode A and the concave electrode B, and the negative electrode of the cylinder electrode is connected in series between the convex electrode B and the concave electrode A.
As a further scheme of the invention: the cartridge electrode includes a positive electrode and a negative electrode.
Simultaneously, spacing support includes two diaphragms, the longitudinal plate that are fixed and form rectangular structure through two sets of mounting, two opposite one side of longitudinal plate is provided with same public female spare B of group, public female spare B of electrically conductive is the same with public female spare A structure of electrically conductive, one of them the spacing hole B with spacing post A complex is seted up to the inner wall of diaphragm, another the inside wall fixed mounting of diaphragm have with spacing hole A complex spacing post B.
As a preferred embodiment of the present invention: the fixing piece comprises a limiting rod penetrating through the inner walls of the transverse plate and the longitudinal plate, a limiting plate fixedly installed at one end of the limiting rod and a fastening nut connected to the other end of the limiting rod through threads, a first spring is arranged on one side, opposite to the transverse plate, of the fastening nut, and a second spring is arranged on one side, opposite to the transverse plate, of the limiting plate.
Simultaneously, the outer wall fixed mounting of vertical board has the screw rod, and the outer wall of screw rod has same internal thread section of thick bamboo through threaded connection, and the outer wall of screw rod has locknut through threaded connection.
The beneficial effects of the invention are as follows:
1. according to the invention, the convex electrode A and the concave electrode B are matched with the concave electrode A and the convex electrode B in a concave-convex manner, so that the limit perpendicular to the plane of the substrate can be realized, and the plurality of substrates can be spliced more quickly by matching the limit column A and the limit hole A, thereby increasing the convenience of use.
2. According to the invention, the convex electrode A and the concave electrode B of the concave quota are arranged, the concave electrode A and the convex electrode B are matched with the cylindrical electrode, so that the circuit conduction can be realized while the limit is realized, and a connecting wire is not required to be additionally arranged, so that the convenience in use is further improved.
3. According to the invention, the fixing piece is arranged, so that the fixing piece is in limit connection with the structures of the transverse plate and the longitudinal plate on one hand, and the fixing piece is relatively flexible through the first force application of the spring and the second force application of the spring on the other hand, and can prevent the pressure deformation of the substrate.
4. According to the invention, the screw rod and the internal thread cylinder are arranged, so that the transverse directions of the two longitudinal plates can be further limited and certain pressure is kept, the mutual matching tightness of the conductive male and female parts A and B is ensured, the limiting stability is ensured, and the conductive reliability is also ensured.
Drawings
Fig. 1 is a schematic diagram of a position structure of a miniLED backlight structure according to the present invention;
fig. 2 is a schematic diagram of a splice unit of miniLED backlight structure according to the present invention;
fig. 3 is a schematic cross-sectional view of a conductive male and female member a of miniLED backlight structure according to the present invention;
Fig. 4 is a schematic cross-sectional view of a spacing male and female member of a miniLED backlight structure according to the present invention;
fig. 5 is a schematic diagram of a miniLED and a substrate structure of a miniLED backlight structure according to the present invention;
fig. 6 is a schematic diagram of a splice unit of miniLED backlight structure according to the present invention;
fig. 7 is a schematic cross-sectional view of a fixing member of a miniLED backlight structure according to the present invention;
FIG. 8 is a schematic diagram illustrating a partial cross-sectional structure of a miniLED backlight structure according to the present invention;
fig. 9 is a schematic circuit diagram of a miniLED backlight structure according to the present invention.
In the figure: 1. a limit bracket; 2. a splicing unit; 3. miniLED; 4. a substrate; 5. a rectangular frame; 6. limiting male and female parts; 7. a conductive male and female member A; 8. a bump electrode A; 9. a concave electrode A; 10. a bump electrode B; 11. a recessed electrode B; 12. a limit column A; 13. a limiting hole A; 14. a barrel electrode; 15. a cylindrical electrode; 16. a cross plate; 17. a fixing member; 18. a longitudinal plate; 19. a limit column B; 20. a conductive male and female member B; 21. a limiting hole B; 22. a first spring; 23. a fastening nut; 24. a limit rod; 25. a limiting plate; 26. a second spring; 27. a screw; 28. an internal thread cylinder; 29. a locknut.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
Example 1:
1-9, a miniLED backlight structure comprises a limiting bracket 1, a plurality of groups of splicing units 2 which are fixed in the limiting bracket 1 in a limiting manner and miniLED which are fixed in the splicing units 2, wherein each splicing unit 2 comprises a base plate 4 used for fixing miniLED3 and a rectangular frame 5 fixedly sleeved on the outer side of the base plate 4, the upper surface and the lower surface of the rectangular frame 5 are provided with the same group of limiting male and female parts 6, and the left surface and the right surface of the rectangular frame 5 are provided with the same group of conductive male and female parts A7; the splicing limit of the adjacent splicing units 2 can be realized through the limiting male and female parts 6, and the conductive male and female parts A7 can realize the conduction of miniLED on the adjacent splicing units 2.
The conductive male and female part A7 comprises a protrusion arranged on one side of the rectangular frame 5 and a recess arranged on the other side of the rectangular frame 5, the protruding outer wall is fixedly provided with a protruding electrode A8 and a recess electrode A9, the recessed inner side wall is provided with a protruding electrode B10 and a recess electrode B11, the protruding electrode A8 and the recess electrode B11 correspond to each other in position and can be matched with each other, and the recess electrode A9 and the protruding electrode B10 correspond to each other in position and can be matched with each other.
The limiting male and female parts 6 comprise limiting columns A12 welded on one side of the rectangular frame 5 and limiting holes A13 formed in the other side of the rectangular frame 5, and the positions and the sizes of the limiting columns A12 and the limiting holes A13 are corresponding to each other.
The outer surface of the protrusion and the inner surface of the recess are both coated with a magnetic material.
When the backlight module is used, the left and right adjacent rectangular frames 5 can be aligned and attached to the concave electrode B11 and the concave electrode A9 and the convex electrode B10 through the convex electrode A8, the upper and lower adjacent rectangular frames 5 can be in spacing fixation through the cooperation of the spacing column A12 and the spacing hole A13, and finally, the combination of a single row, a double row and a plurality of rows in the transverse direction can be realized according to actual requirements, and finally, the whole backlight structure is formed.
MiniLED3 joint and the inner wall of base plate 4, and the inner wall embedding of base plate 4 is fixed with barrel electrode 14, and the outer wall of miniLED3 is fixed with the cylindricality electrode 15 that cooperates with barrel electrode 14, barrel electrode 14 includes positive pole and negative pole, the positive pole of barrel electrode 14 is established ties between protruding electrode A8 and sunken electrode B11, the negative pole of barrel electrode 14 is established ties between protruding electrode B10 and sunken electrode A9.
This device, through setting up protruding electrode A8, sunken electrode B11 and sunken electrode A9, protruding electrode B10, it adopts unsmooth cooperation, can realize perpendicular to the spacing of base plate 4 planar, and cooperation spacing post A12 and spacing hole A13 can realize the more swiftly of a plurality of base plates 4 concatenation to the convenience of using has been increased.
In addition, this device is through setting up protruding electrode A8, the sunken electrode B11 of sunken quota and sunken electrode A9, protruding electrode B10, and its cooperation barrel electrode 14 and cylindricality electrode 15 can carry out circuit switching on when realizing spacing, need not to additionally establish connecting wire, has further increased the convenience of use.
Example 2:
A miniLED backlight structure, as shown in figure 1, is provided to solve the problem of integral limit; the present example was modified on the basis of example 1 as follows: the limiting support 1 comprises two transverse plates 16 and longitudinal plates 18 which are fixed through two groups of fixing pieces 17 and form a rectangular structure, one conductive male and female piece B20 is arranged on the opposite side of each longitudinal plate 18, the conductive male and female piece B20 and the conductive male and female piece A7 are identical in structure, the limiting support also comprises a convex electrode A8 and a concave electrode A9 which are positioned on one side, a convex electrode B10 and a concave electrode B11 which are positioned on the other side, a limiting hole B21 which is matched with the limiting column A12 is formed in the inner wall of one transverse plate 16, and a limiting column B19 which is matched with the limiting hole A13 is welded on the inner wall of the other transverse plate 16.
The fixing piece 17 comprises a limiting rod 24 penetrating through the inner walls of the transverse plate 16 and the longitudinal plate 18, a limiting plate 25 welded at one end of the limiting rod 24, and a fastening nut 23 connected to the other end of the limiting rod 24 through threads, a first spring 22 is arranged on the opposite side of the fastening nut 23 to the transverse plate 16, and a second spring 26 is arranged on the opposite side of the limiting plate 25 to the transverse plate 16.
By providing the fixing member 17, on one hand, the fixing member is in limited connection with the structures of the transverse plate 16 and the longitudinal plate 18, and on the other hand, the fixing member is applied with force by the first spring 22 and the second spring 26, so that the fixing member is flexible, and the substrate 4 can be prevented from being deformed under pressure.
The outer wall welding of indulging board 18 has screw rod 27, and the outer wall of screw rod 27 has same internal thread section of thick bamboo 28 through threaded connection, and the outer wall of screw rod 27 has locknut 29 through threaded connection, through setting up screw rod 27 and internal thread section of thick bamboo 28, it can further spacing and keep certain pressure to the horizontal of two indulging boards 18, guarantees that electrically conductive public female spare A7, electrically conductive public female spare B20 are closely mutually supported, guarantees spacing stability and also guarantees electrically conductive reliability simultaneously.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (3)
1. The miniLED backlight structure comprises a limiting bracket (1) and a plurality of groups of splicing units (2) which are fixed in the limiting bracket (1) in a limiting manner and miniLED (3) which are fixed in the splicing units (2), and is characterized in that the splicing units (2) comprise a substrate (4) for fixing the miniLED (3) and a rectangular frame (5) fixedly sleeved on the outer side of the substrate (4), the upper surface and the lower surface of the rectangular frame (5) are provided with the same group of limiting male and female parts (6), and the left surface and the right surface of the rectangular frame (5) are provided with the same group of conductive male and female parts A (7);
The conductive male and female part A (7) comprises a bulge arranged on one side of the rectangular frame (5) and a recess arranged on the other side of the rectangular frame (5), a bulge electrode A (8) and a recess electrode A (9) are fixed on the outer wall of the bulge, a bulge electrode B (10) and a recess electrode B (11) are arranged on the inner side wall of the recess, the bulge electrode A (8) and the recess electrode B (11) are corresponding in position and can be matched with each other, and the recess electrode A (9) and the bulge electrode B (10) are corresponding in position and can be matched with each other;
The limiting male and female parts (6) comprise limiting columns A (12) fixedly arranged on one side of the rectangular frame (5) and limiting holes A (13) formed in the other side of the rectangular frame (5), and the positions and the sizes of the limiting columns A (12) and the limiting holes A (13) are corresponding to each other;
the miniLED (3) is clamped on the inner wall of the base plate (4), the inner wall of the base plate (4) is embedded and fixed with a cylinder electrode (14), and the outer wall of the miniLED (3) is fixed with a cylindrical electrode (15) matched with the cylinder electrode (14);
the cartridge electrode (14) includes a positive electrode and a negative electrode;
the positive electrode of the cylinder electrode (14) is connected in series between the convex electrode A (8) and the concave electrode B (11), and the negative electrode of the cylinder electrode (14) is connected in series between the convex electrode B (10) and the concave electrode A (9);
The limiting support (1) comprises two transverse plates (16) and longitudinal plates (18) which are fixed through two groups of fixing pieces (17) and form a rectangular structure, one conductive male and female piece B (20) is arranged on the opposite side of each longitudinal plate (18), the conductive male and female piece B (20) and the conductive male and female piece A (7) are identical in structure, limiting holes B (21) matched with limiting columns A (12) are formed in the inner wall of one transverse plate (16), and limiting columns B (19) matched with the limiting holes A (13) are fixedly arranged on the inner side wall of the other transverse plate (16);
The fixing piece (17) comprises a limiting rod (24) penetrating through the inner walls of the transverse plate (16) and the longitudinal plate (18), a limiting plate (25) fixedly installed at one end of the limiting rod (24) and a fastening nut (23) connected to the other end of the limiting rod (24) through threads, a first spring (22) is arranged on the opposite side of the fastening nut (23) and the transverse plate (16), and a second spring (26) is arranged on the opposite side of the limiting plate (25) and the transverse plate (16).
2. A miniLED backlight as claimed in claim 1 wherein the outer surface of the protrusion and the inner surface of the recess are coated with a magnetic material.
3. A miniLED backlight structure as claimed in claim 1, wherein the outer wall of the vertical plate (18) is fixedly provided with a screw (27), the outer wall of the screw (27) is connected with the same internal thread cylinder (28) through threads, and the outer wall of the screw (27) is connected with a locknut (29) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211470107.3A CN115857223B (en) | 2022-11-23 | 2022-11-23 | MiniLED backlight structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211470107.3A CN115857223B (en) | 2022-11-23 | 2022-11-23 | MiniLED backlight structure |
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| Publication Number | Publication Date |
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| CN115857223A CN115857223A (en) | 2023-03-28 |
| CN115857223B true CN115857223B (en) | 2024-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211470107.3A Active CN115857223B (en) | 2022-11-23 | 2022-11-23 | MiniLED backlight structure |
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| Country | Link |
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| CN114326209A (en) * | 2021-12-31 | 2022-04-12 | 湖北长江新型显示产业创新中心有限公司 | Spliced panel assembly, backlight module and display device |
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| US7621655B2 (en) * | 2005-11-18 | 2009-11-24 | Cree, Inc. | LED lighting units and assemblies with edge connectors |
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| CN217653822U (en) * | 2022-06-23 | 2022-10-25 | 浙江财经大学 | Configuration type luminous component capable of being controlled in splicing mode |
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2022
- 2022-11-23 CN CN202211470107.3A patent/CN115857223B/en active Active
Patent Citations (4)
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|---|---|---|---|---|
| CN104969278A (en) * | 2012-11-01 | 2015-10-07 | 莱伦公司 | Seamless illuminated modular panel |
| CN208045001U (en) * | 2017-07-12 | 2018-11-02 | 南京洛普股份有限公司 | A kind of LED display unit structure of engagement splicing |
| CN107966825A (en) * | 2017-12-26 | 2018-04-27 | 广州弥德科技有限公司 | A kind of splice type directive property backlight and the display system using the backlight |
| CN114326209A (en) * | 2021-12-31 | 2022-04-12 | 湖北长江新型显示产业创新中心有限公司 | Spliced panel assembly, backlight module and display device |
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| CN115857223A (en) | 2023-03-28 |
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