Display screen module and electronic product

By using the wrap-on connection of flexible circuit boards and the design of fine-tuning fixed end parts in the display module, the problem that the curved display cannot adjust the curve of the OLED flexible board and the offset of the flexible display cannot be fine-tuned, and the flexibility of the curve is achieved Adjustment and stability for long-term use.

CN119445993AActive Publication Date: 2025-02-14SHENZHEN FANGCHENG DISPLAY TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202411849916.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-16
Publication Date
2025-02-14
Estimated Expiration
2044-12-16

AI Technical Summary

Technical Problem

The existing curved display cannot adjust the curve of the OLED flexible board, and cannot be fine-tuned when the flexible display is offset, limiting its application scenario and long-term use stability.

Method used

A display module is designed, including a flexible display module, a circuit board module and a fine-tuning installation module. Through the winding connection of the flexible circuit board and the design of the fine-tuning fixing end parts, the arc adjustment and offset fine-tuning of the flexible display film are achieved.

Benefits of technology

It realizes flexible adjustment of the arc of the OLED flexible display screen, which is suitable for use in different scenarios, and adjusts tension by fine-tuning components when the flexible display film is offset, ensuring stability for long-term use.

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Abstract

The invention discloses a display screen module and an electronic product, and belongs to the technical field of display screens, the display screen module comprises a flexible display screen module, a circuit board module and a fine tuning installation module, the flexible display screen module comprises a flexible display film and a packaging layer arranged on the periphery of the flexible display film, one end of the packaging layer is connected with the circuit board module, and the other end of the packaging layer is connected with the fine tuning installation module. And the other end is connected with the fine-tuning mounting module. The OLED flexible display screen is designed, one end of the flexible display film is fixed through the fine adjustment fixing end piece, the other end of the flexible display film is connected in a winding mode through the flexible circuit board, compared with an existing plastic package structure of a shell, the two ends of the flexible display film can be adjusted, and therefore the use requirements of scenes with different radians can be met; the flexible circuit board can be effectively protected through the winding type connection mode, the tension generated on the flexible display film is changed through the fine adjustment assembly arranged on the fine adjustment fixing end piece, and therefore adjustment of the flexible display film is achieved.
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Description

Technical Field

[0001] The present invention relates to the technical field of display screens, and in particular to a display screen module and an electronic product. Background Art

[0002] The large display screen is formed by splicing and combining multiple display modules, which is suitable for use in large-scale evening parties, concerts and other occasions. The assembled display screen can be assembled when needed to meet the needs of use;

[0003] When installing display screens, curved display screens are often used for combination on some curved surfaces. The angle of this type of display panel is mainly adjusted by the internal OLED flexible board. The current installation method is mainly achieved by plastic sealing between the display screen. This type of display screen cannot adjust the curvature of the OLED flexible board and is not suitable for more scenarios. In addition, when the flexible display screen is offset due to installation or use, the distance of the flexible display screen cannot be fine-tuned. Based on this, a display screen module and an electronic product are proposed. Summary of the invention

[0004] The purpose of the present invention is to solve the problems existing in the prior art and to propose a display screen module and an electronic product.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A display screen module and an electronic product, comprising a flexible display screen module, a circuit board module and a fine-tuning installation module, wherein the flexible display screen module comprises a flexible display film and a packaging layer arranged around the flexible display film, wherein one end of the packaging layer is connected to the circuit board module, and the other end is connected to the fine-tuning installation module;

[0007] The circuit board module includes a main circuit board, a protective cover body arranged on the main circuit board, and a flexible circuit board, the two ends of the flexible circuit board are respectively connected to the main circuit board and the flexible display film, and a winding assembly for winding the flexible circuit board is arranged on the protective cover body;

[0008] The fine-tuning installation module comprises a fine-tuning fixed end piece, the end of the packaging layer is fixedly connected with a fine-tuning traction layer, and the fine-tuning traction layer is connected to the fine-tuning fixed end piece through a fine-tuning component.

[0009] Preferably, the main circuit board and the back of the flexible display film are both provided with pin wiring layers, both ends of the flexible circuit board are respectively connected to the pin wiring layers, and a winding stress-bearing layer is provided between the main circuit board and the flexible display film.

[0010] Preferably, the winding assembly includes winding discs arranged on both sides, the winding discs are connected by two winding columns arranged opposite to each other, and the flexible circuit board and the winding stress-bearing layer are located between the two winding columns.

[0011] Preferably, the fine-tuning component includes an inner traction piece connected to the fine-tuning traction layer, an eccentric traction opening is provided on the inner traction piece, a knob column is threadedly provided on the fine-tuning fixed end piece, the knob column is located in the eccentric traction opening, and is fixedly connected with an eccentric arc-shaped protrusion.

[0012] Preferably, a traction column is provided on the inner traction member, and traction through openings matching the traction column are evenly opened on the fine-tuning traction layer.

[0013] An electronic product comprises an assembled display frame, wherein a mounting seat for mounting a circuit board module is arranged inside the assembled display frame, the mounting seat is connected to a main circuit board via a positioning connector, a display curvature adjustment component is arranged on an inner side wall of the assembled display frame, the display curvature adjustment component is connected to a curvature lining layer, a center seat is arranged in the assembled display frame located inside the curvature lining layer, a buffer protection component is arranged on the center seat, a control knob for controlling the rotation of a winding disk is arranged on the assembled display frame, and an assembly combination port for installing a fine-tuning fixed end piece is arranged on the assembled display frame.

[0014] Preferably, the display curvature adjustment component comprises an adjustable distance shaft arranged on the inner wall of the assembled display frame, and a connecting end ring is rotatably sleeved on the outer side wall of the adjustable distance shaft, and the connecting end ring is connected to the end of the display curvature adjustment component.

[0015] Preferably, the positioning connector comprises a sliding groove provided on the inner wall of the mounting seat, the inner wall of the sliding groove is connected to a buffer block via a spring shaft, a positioning pin is provided on the buffer block, and a positioning hole adapted to the positioning pin is provided on the main circuit board.

[0016] Preferably, the buffer protection assembly includes two groups of buffer parts arranged in pairs, and the buffer parts include a buffer inner cylinder, an inner shaft body connected to the buffer inner cylinder, and a torsion buffer rod connected to both ends of the inner shaft body. The side wall of the center seat is fixedly connected with a supporting fixed shaft, and the torsion buffer rod is sleeved on the supporting fixed shaft and connected to the supporting fixed shaft through a torsion spring.

[0017] Preferably, both ends of the central seat are connected with inner support seals via spring expansion plates.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. The present invention is designed for an OLED flexible display screen. One end of the flexible display film is fixed by a fine-tuning fixed end piece, and the other end is connected by a winding method through a flexible circuit board. During installation, compared with the existing plastic sealing structure with the shell, both ends can be adjusted to meet the use requirements of scenes with different curvatures, and the winding connection method can achieve effective protection of the flexible circuit board.

[0020] 2. Compared with the conventional method of connecting the flexible display film and the shell by plastic sealing, the present invention can change the tension on the flexible display film by means of a fine-tuning component arranged on the fine-tuning fixed end piece when the flexible display film is offset, thereby achieving adjustment of the flexible display film to meet long-term use.

[0021] 3. The present invention provides a curved lining layer supported by a buffer protection component on the back of the assembled display frame, and the curved lining layer is used to adjust the curvature and protect the flexible display film on its surface. When force appears on the surface of the flexible display film, energy can be absorbed in time through multiple buffers to achieve the effect of protecting the flexible display film. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the assembly structure of a display screen module proposed by the present invention;

[0023] Figure 2 for Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 3 A schematic diagram of the main structure of a display screen module proposed by the present invention;

[0025] Figure 4 A schematic diagram of the three-dimensional structure of a fine-tuning component in a display screen module proposed by the present invention;

[0026] Figure 5 A schematic cross-sectional structure diagram of a fine-tuning component in a display screen module proposed by the present invention;

[0027] Figure 6 A schematic diagram of the assembly structure of an electronic product proposed by the present invention;

[0028] Figure 7 A schematic diagram of the three-dimensional structure of an electronic product proposed by the present invention;

[0029] Figure 8 This is a schematic diagram of the main cross-sectional structure of an electronic product proposed by the present invention.

[0030] In the figure: 1. flexible display film; 2. packaging layer; 3. main circuit board; 4. protective cover; 5. flexible circuit board; 6. fine-tuning fixed end piece; 7. fine-tuning traction layer; 8. pin wiring layer; 9. winding stress layer; 10. winding disk; 11. winding column; 12. inner traction member; 13. eccentric traction port; 14. knob column; 15. eccentric arc-shaped protrusion; 16. traction column; 17. traction through-port; 18. assembled display frame; 19. mounting seat; 20. arc lining layer; 21. center seat; 22. control knob; 23. assembly combination port; 24. adjustable distance shaft; 25. connecting end ring; 26. positioning connector; 27. buffer inner cylinder; 28. torque buffer rod; 29. ​​support fixed shaft; 30. inner support seal. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0032] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "mounted / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] Example, see Figures 1 to 8 A display screen module and an electronic product, comprising a flexible display screen module, a circuit board module and a fine-tuning installation module, wherein the flexible display screen module comprises a flexible display film 1 and an encapsulation layer 2 arranged around the flexible display film 1, wherein one end of the encapsulation layer 2 is connected to the circuit board module, and the other end is connected to the fine-tuning installation module;

[0035] The circuit board module includes a main circuit board 3, a protective cover body 4 arranged on the main circuit board 3 and a flexible circuit board 5. Furthermore, a pin wiring layer 8 is arranged on the back of the main circuit board 3 and the flexible display film 1, and the two ends of the flexible circuit board 5 are respectively connected to the pin wiring layer 8, and a winding stress-bearing layer 9 is arranged between the main circuit board 3 and the flexible display film 1.

[0036] It should be noted that the flexible display film 1 and the main circuit board 3 are connected via the flexible circuit board 5 , and the structure of the flexible circuit board 5 can satisfy the signal transmission between the flexible display film 1 and the main circuit board 3 .

[0037] The two ends of the flexible circuit board 5 are respectively connected to the main circuit board 3 and the flexible display film 1, and a winding assembly for winding the flexible circuit board 5 is provided on the protective cover body 4; further, the winding assembly includes winding disks 10 arranged on both sides, and the winding disks 10 are connected by two relatively arranged winding columns 11, and the flexible circuit board 5 and the winding stress-bearing layer 9 are located between the two winding columns 11.

[0038] The winding stress-bearing layer 9 has a stronger toughness than the flexible circuit board 5 , and can effectively prevent the flexible circuit board 5 from being damaged during winding through the protection of the winding stress-bearing layer 9 .

[0039] According to the installation curvature of the flexible display film 1, the flexible circuit board 5 can be flexibly wound and adjusted by the winding disks 10 arranged at both ends to limit the excess length of the flexible circuit board 5 and generate tension on the flexible display film 1 to ensure the stability of the installation of the flexible display film 1.

[0040] The fine-tuning installation module includes a fine-tuning fixed end piece 6, and a fine-tuning traction layer 7 is fixedly connected to the end of the packaging layer 2. The fine-tuning traction layer 7 is connected to the fine-tuning fixed end piece 6 through a fine-tuning component.

[0041] The connection between the fine-tuning traction layer 7 and the encapsulation layer 2 is a plastic sealing connection structure, which can ensure a sufficient contact effect between the fine-tuning traction layer 7 and the encapsulation layer 2 and the flexible display film 1 .

[0042] Furthermore, the fine-tuning component includes an inner traction member 12 connected to the fine-tuning traction layer 7, an eccentric traction opening 13 is opened on the inner traction member 12, a knob column 14 is threadedly arranged on the fine-tuning fixed end member 6, the knob column 14 is located in the eccentric traction opening 13, and is fixedly connected with an eccentric arc-shaped protrusion 15, a traction column 16 is arranged on the inner traction member 12, and traction through openings 17 compatible with the traction columns 16 are evenly opened on the fine-tuning traction layer 7.

[0043] When the position of the flexible display film 1 needs to be adjusted after installation, the knob column 14 set on the fine-tuning fixed end piece 6 can be rotated. Through the rotation of the knob column 14, the eccentric arc-shaped protrusion 15 in the eccentric traction opening 13 is controlled to rotate, thereby contacting the side wall of the eccentric traction opening 13, thereby adjusting the position of the inner traction member 12 and ensuring that the flexible display film 1 is in the correct position.

[0044] An electronic product includes an assembled display frame 18, wherein a mounting seat 19 for mounting a circuit board module is provided inside the assembled display frame 18, and the mounting seat 19 is connected to a main circuit board 3 through a positioning connector 26;

[0045] Furthermore, the positioning connector 26 includes a sliding groove opened on the inner wall of the mounting seat 19, the inner wall of the sliding groove is connected to a buffer block through a spring shaft, the buffer block is provided with a positioning pin, and the main circuit board 3 is provided with a positioning hole adapted to the positioning pin, so that the main circuit board 3 can be quickly assembled through the positioning connector 26.

[0046] A display curvature adjustment component is provided on the inner wall of the assembled display frame 18, and the display curvature adjustment component is connected to the curvature lining layer 20. A central seat 21 is provided in the assembled display frame 18 located inside the curvature lining layer 20, and the two ends of the central seat 21 are connected to internal support seals 30 through spring telescopic plates.

[0047] It should be noted that an installation opening is provided on the top of the assembled display frame 18 for installing the flexible display film 1. The end of the installation opening works together with the inner support seal 30 to adjust the sealing of the flexible display film 1 therein to ensure effective sealing on both sides.

[0048] Furthermore, the display curvature adjustment component includes an adjustable distance shaft 24 arranged on the inner wall of the assembled display frame 18, and a connecting end ring 25 is rotatably sleeved on the outer side wall of the adjustable distance shaft 24, and the connecting end ring 25 is connected to the end of the display curvature adjustment component.

[0049] The setting of the connecting end ring 25 can achieve that when the curvature of the curvature lining layer 20 is adjusted, the connecting end rings 25 set on both sides of the curvature lining layer 20 can adjust the angle according to the angle change, thereby effectively avoiding the occurrence of stress after adjusting the curvature and affecting the use effect.

[0050] A buffer protection component is provided on the central seat 21, a control knob 22 for controlling the rotation of the winding disk 10 is provided on the assembled display frame 18, and an assembly combination opening 23 for installing the fine-tuning fixed end piece 6 is provided on the assembled display frame 18, and the assembly combination opening 23 is fixedly connected to the fine-tuning fixed end piece 6.

[0051] Furthermore, the buffer protection assembly includes two groups of buffer parts arranged in pairs, and the buffer parts include a buffer inner cylinder 27, an inner shaft body connected to the buffer inner cylinder 27, and a torsion buffer rod 28 connected to both ends of the inner shaft body. The side wall of the center seat 21 is fixedly connected with a support fixed shaft 29, and the torsion buffer rod 28 is sleeved on the support fixed shaft 29 and connected to the support fixed shaft 29 through a torsion spring.

[0052] The buffer protection assembly can ensure that when the flexible display film 1 on the surface of the curved inner lining layer 20 is subjected to force, the energy can be absorbed in time by the multiple buffer inner tubes 27 to protect the flexible display film 1.

[0053] The present invention is designed for an OLED flexible display screen. One end of a flexible display film 1 is fixed by a fine-tuning fixed end piece 6, and the other end is connected by a winding method through a flexible circuit board 5. During installation, compared with the existing plastic sealing structure with a shell, both ends can be adjusted to meet the use requirements of scenes with different curvatures, and the winding connection method can achieve effective protection of the flexible circuit board 5. Compared with the traditional plastic sealing connection between the flexible display film 1 and the shell, when the flexible display film 1 is offset, the tension generated on the flexible display film 1 can be changed by a fine-tuning component arranged on the fine-tuning fixed end piece 6, thereby achieving adjustment of the flexible display film 1 to meet the needs of long-term use.

[0054] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A display screen module, characterized in that: The flexible display screen module comprises a flexible display screen module, a circuit board module and a fine-tuning installation module, wherein the flexible display screen module comprises a flexible display film (1) and a packaging layer (2) arranged around the flexible display film (1), wherein one end of the packaging layer (2) is connected to the circuit board module and the other end is connected to the fine-tuning installation module; The circuit board module comprises a main circuit board (3), a protective cover (4) arranged on the main circuit board (3), and a flexible circuit board (5); two ends of the flexible circuit board (5) are respectively connected to the main circuit board (3) and the flexible display film (1); and a winding assembly for winding the flexible circuit board (5) is arranged on the protective cover (4); The fine-tuning installation module comprises a fine-tuning fixed end piece (6), the end of the packaging layer (2) is fixedly connected with a fine-tuning traction layer (7), and the fine-tuning traction layer (7) is connected to the fine-tuning fixed end piece (6) via a fine-tuning component.

2. A display screen module according to claim 1, characterized in that: The main circuit board (3) and the flexible display film (1) are both provided with a pin wiring layer (8) on their backs, the two ends of the flexible circuit board (5) are respectively connected to the pin wiring layer (8), and a winding stress-bearing layer (9) is provided between the main circuit board (3) and the flexible display film (1).

3. A display screen module according to claim 2, characterized in that: The winding assembly comprises winding discs (10) arranged on both sides, the winding discs (10) are connected via two winding columns (11) arranged opposite to each other, and the flexible circuit board (5) and the winding stress-bearing layer (9) are located between the two winding columns (11).

4. A display screen module according to claim 3, characterized in that: The fine-tuning assembly comprises an inner traction member (12) connected to the fine-tuning traction layer (7), an eccentric traction opening (13) being provided on the inner traction member (12), a knob column (14) being threadedly provided on the fine-tuning fixed end member (6), the knob column (14) being located in the eccentric traction opening (13) and being fixedly connected to an eccentric arc-shaped protrusion (15).

5. A display screen module according to claim 4, characterized in that: The inner traction member (12) is provided with a traction column (16), and the fine-tuning traction layer (7) is evenly provided with traction through openings (17) adapted to the traction column (16).

6. The electronic product according to any one of claims 1 to 5, characterized in that: The invention comprises an assembled display frame (18), wherein a mounting seat (19) for mounting a circuit board module is arranged inside the assembled display frame (18), wherein the mounting seat (19) is connected to a main circuit board (3) via a positioning connector (26), wherein a display curvature adjustment component is arranged on the inner side wall of the assembled display frame (18), wherein the display curvature adjustment component is connected to a curvature inner lining layer (20), wherein a center seat (21) is arranged inside the assembled display frame (18) inside the curvature inner lining layer (20), wherein a buffer protection component is arranged on the center seat (21), wherein a control knob (22) for controlling the rotation of a winding disk (10) is arranged on the assembled display frame (18), and wherein an assembly combination opening (23) for mounting a fine-tuning fixed end piece (6) is arranged on the assembled display frame (18).

7. The electronic product according to claim 6, characterized in that: The display curvature adjustment component comprises an adjustable distance shaft (24) arranged on the inner wall of an assembled display frame (18); a connecting end ring (25) is rotatably sleeved on the outer wall of the adjustable distance shaft (24); and the connecting end ring (25) is connected to the end of the display curvature adjustment component.

8. An electronic product according to claim 7, characterized in that: The positioning connector (26) comprises a sliding groove formed on the inner wall of the mounting seat (19); the inner wall of the sliding groove is connected to a buffer block via a spring shaft; a positioning pin is provided on the buffer block; and a positioning hole matched with the positioning pin is provided on the main circuit board (3).

9. An electronic product according to claim 8, characterized in that: The buffer protection assembly comprises two groups of buffer parts arranged in pairs, the buffer parts comprising a buffer inner cylinder (27), an inner shaft body connected to the buffer inner cylinder (27), and a torsion buffer rod (28) connected to both ends of the inner shaft body; the side wall of the central seat (21) is fixedly connected to a supporting fixed shaft (29); the torsion buffer rod (28) is sleeved on the supporting fixed shaft (29) and connected to the supporting fixed shaft (29) through a torsion spring.

10. An electronic product according to claim 9, characterized in that: Both ends of the central seat (21) are connected to inner support sealing members (30) via spring expansion plates.

Citation Information

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