High-stability display screen assembly

Abstract

The utility model discloses a screen assembly with high-stability display, which relates to the technical field of screen assemblies and comprises an outer screen, an inner screen is arranged on the outer screen, a partition plate is arranged on the inner screen, a flat cable is arranged on the partition plate, a power connection end used for being connected with an equipment mainboard is led out of the flat cable, and the flat cable is electrically connected with the inner screen. A shielding cover wrapping the flat cable is arranged on the partition plate; a shielding grid is further arranged on the partition plate, one side of the shielding grid is attached to the shielding cover, electromagnetic interference from the equipment mainboard and the external environment can be effectively intercepted through the shielding cover, and therefore the influence of the electromagnetic interference on flat cable transmission signals is reduced; and shielding grids are arranged on the partition plates to prevent external electromagnetism from invading the interior of the inner screen, and lines in the inner screen are prevented from being interfered by signals, so that the display quality and stability of the screen are greatly improved, and the problems of flicker, blurred screen, color distortion and the like are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to screen assembly technical field especially relates to a high stability display's screen assembly. BACKGROUND

[0002] Screen assembly is integrated display, touch, protection function whole module, mainly by the inner screen, outer screen and three parts of the wire, the inner screen is responsible for the core component of display picture and touch function, directly influences screen color, resolution and response speed, the outer screen covers the glass protection layer above the inner screen, prevents scratch and impact damage, the wire is as the flexible circuit of connecting the inner screen and mainboard, transmission data and power supply signal.

[0003] At the moment when electronic equipment is developing towards high performance, screen assembly as the key component of equipment, its performance directly influences user experience, and in the daily use process, screen assembly will be affected by electromagnetic interference between equipment internal components and external environment electromagnetic interference, but the existing screen assembly anti-interference performance is weak, if not effectively processing, electromagnetic interference can cause screen display abnormality, such as flicker, screen, color distortion and other problems, seriously reduce the display quality and stability of screen.

[0004] Therefore, it is necessary to provide a new technical scheme to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a technical scheme capable of solving the above problems.

[0006] To achieve the above object, the utility model provides the following technical scheme: a high stability display's screen assembly, including outer screen, being equipped with the inner screen on the outer screen, being equipped with the baffle on the inner screen, being equipped with the wire on the baffle, the wire is led out and is used for connecting the power terminal of equipment mainboard, and the wire is electrically connected with the inner screen;

[0007] The baffle is provided with the shield cover wrapped on the wire;

[0008] The baffle is further provided with shielding grid, and the shielding grid side is attached with the shield cover.

[0009] As a further scheme of the utility model: the wire is provided with the grounding terminal, and the shield cover is attached with the grounding terminal.

[0010] As a further scheme of the utility model: the wire body of the power terminal is provided with the anti-interference ring, and the anti-interference ring is located close to the power terminal position.

[0011] As a further scheme of the utility model: the four peripheral edges of the inner screen are provided with shielding layers, and the shielding layers are glued and fixed with the inner screen.

[0012] As a further scheme of the utility model: the shielding mesh is provided with connecting pieces on both sides, and the connecting pieces are attached to the shielding layers on one side.

[0013] As a further scheme of the utility model: the shielding cover and the shielding layer are made of aluminum foil.

[0014] As a further scheme of the utility model: the shielding mesh is made of copper material.

[0015] As a further scheme of the utility model: the anti-interference ring is a ferrite magnetic ring.

[0016] As a further scheme of the utility model: the shielding cover is provided with an opening on the upper end for leading out the power connection end.

[0017] Compared with the prior art, the beneficial effects of the technical scheme are that when the screen assembly is installed on the electronic equipment for use, the shielding cover can effectively intercept the electromagnetic interference from the equipment mainboard and the external environment, thereby reducing the influence of the electromagnetic interference on the wire transmission signal, and the shielding mesh arranged on the partition plate blocks the external electromagnetic invasion into the inner screen, prevents the internal circuit of the inner screen from being interfered by the signal, and greatly improves the quality and stability of the screen display, reduces the occurrence of problems such as flickering, screen blooming and color distortion.

[0018] Secondly, the anti-interference ring arranged on the wire body of the power connection end close to the power connection head position can locally improve the anti-interference performance of the power connection end, suppress the electromagnetic interference at the power connection end, and ensure the stable transmission of the signal between the mainboard and the power connection end.

[0019] Furthermore, the shielding layer arranged around the inner screen is specially arranged to effectively block the electromagnetic interference from the outside, thereby forming the anti-interference protection on the other side of the inner screen.

[0020] The additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0022] Fig. 1It is the structure schematic diagram of the back of the utility model;

[0023] Fig. 2 It is the structure schematic diagram of the back of the utility model;

[0024] Fig. 3 It is the section structure schematic diagram of the utility model;

[0025] The corresponding label explanation in the drawing is as follows:

[0026] 1, outer screen;2, inner screen;3, partition;4, wire arrangement;41, electricity connection end;5, shielding cover;6, shielding grid;7, anti-interference ring;8, shielding layer;9, connecting sheet. Specific implementation

[0027] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0028] Please refer to Figs. 1-3 A screen assembly of high stability display, including outer screen 1, outer screen 1 is equipped with inner screen 2, inner screen 2 is equipped with partition 3, partition 3 is equipped with wire arrangement 4, wire arrangement 4 is led out and is used for the electricity connection end 41 of connecting with equipment mainboard, and wire arrangement 4 is electrically connected with inner screen 2;

[0029] Among them, inner screen 2 includes display layer, touch layer and back light board, the wire body of display layer, touch layer and back light board is all led out and is electrically connected with wire arrangement 4, to constitute a perfect inner screen module;

[0030] Partition 3 is provided with shielding cover 5 wrapped on wire arrangement 4;

[0031] Partition 3 is further provided with shielding grid 6, and one side of shielding grid 6 is attached to shielding cover 5;

[0032] Specifically, when the screen assembly is installed on electronic equipment for use, the shielding cover 5 made of aluminum foil can effectively intercept electromagnetic interference from the equipment mainboard and the external environment, thereby reducing the influence of electromagnetic interference on the signal transmission of wire arrangement 4, and the shielding grid 6 made of copper material is arranged on the partition 3 to block the external electromagnetic intrusion into the inner screen 2, prevent the internal circuit of inner screen 2 from being interfered by signal, so that the quality and stability of screen display are greatly improved, and the problems such as flicker, screen, color distortion and the like are reduced;

[0033] The shielding grid 6 is in contact with the shielding cover 5 to form an electrical connection, ensuring the continuity of the shielding effect.

[0034] The shielding cover 5 made of aluminum foil has the characteristics of low cost and easy processing, which can reduce the manufacturing cost.

[0035] The shielding grid 6 made of copper material can form effective reflection and absorption of external electromagnetic interference of different frequencies through a specific grid density, precisely blocking various electromagnetic interference sources from invading the inner screen 2, further optimizing the anti-interference frequency spectrum range of the inner screen 2, and ensuring the stable display of the inner screen 2 in a complex electromagnetic environment.

[0036] Preferably, the wire 4 is provided with a grounding end, and the shielding cover 5 is in contact with the grounding end.

[0037] The grounding point of the shielding cover 5 (not shown in the figure) is in contact with the grounding end of the wire 4 to ensure reliable grounding and avoid poor shielding effect. The shielding grid 6 is in electrical connection with the shielding cover 5 to form a complete and continuous shielding system.

[0038] Preferably, an insulating layer (not shown in the figure) is arranged between the shielding cover 5 and the wire 4 to electrically isolate and avoid possible electrical short circuit, ensuring the normal operation of the entire screen assembly circuit system.

[0039] Further, the wire body of the power connection end 41 is provided with an anti-interference ring 7, and the anti-interference ring 7 is located close to the power connection head.

[0040] Specifically, the power connection end 41 is led out of the shielding cover 5, so it is not protected by the shielding cover 5. Therefore, the anti-interference ring 7 close to the power connection head is arranged on the wire body of the power connection end 41 to locally improve the anti-interference performance of the power connection end 41, suppress the electromagnetic interference at the power connection end 41, and ensure stable signal transmission between the power connection end 41 and the mainboard.

[0041] The ferrite magnetic ring is used as the anti-interference ring 7, which is tightly sleeved on the wire body of the power connection end 41 and has an inner diameter matched with the wire body, so as to efficiently attenuate the high-frequency electromagnetic interference in the transmission signal of the power connection end 41.

[0042] Further, the inner screen 2 is provided with a shielding layer 8 around the periphery, and the shielding layer 8 is glued and fixed to the inner screen 2.

[0043] Specifically, the shielding layer 8 made of aluminum foil is specially used to effectively block the external electromagnetic interference, forming another anti-interference protection for the inner screen 2.

[0044] At the same time when the shielding layer 8 is glued and fixed around the inner shield 2, insulation treatment is also carried out between the shielding layer 8 and the inner shield 2, which ensures the electrical isolation between the shielding layer 8 and the inner shield 2 and maintains the electromagnetic shielding effect of the shielding layer 8.

[0045] Further, the shielding mesh 6 is provided with a connecting sheet 9 on both sides, and one side end of the connecting sheet 9 is attached to the shielding layer 8; the shielding layer 8 is electrically connected to the shielding mesh 6 through the connecting sheet 9, and the shielding mesh 6 is electrically connected to the shielding cover 5, so that the shielding layer 8 is reliably grounded, and the shielding effect is ensured.

[0046] Preferably, the shielding cover 5 has an opening on the upper end for the outgoing of the power connection patch 41; the outgoing of the power connection patch 41 is facilitated, and more preferably, the shielding cover 5 further has an opening on the upper end for the outgoing of the power connection patch, and the outgoing of the opening for the power connection patch is used for the electrical connection between the wire 4 and the inner shield 2, so as to facilitate the connection between the wire 4 and the inner shield 2.

[0047] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of the equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

Claims

1. A screen assembly for high-stability display, characterized by, The utility model relates to a kind of shielding device, including outer screen (1), which is equipped with inner screen (2) on the outer screen (1), and the inner screen (2) is equipped with partition (3), and the partition (3) is equipped with wire harness (4), and wire harness (4) is led out for the electrical connection of equipment mainboard with electrical connection end (41), and wire harness (4) is electrically connected with inner screen (2); The partition (3) is provided with a shielding cover (5) wrapped around the wire harness (4); The partition (3) is further provided with a shielding mesh (6), which is attached to the shielding cover (5) on one side; The wire harness (4) is provided with a grounding terminal, and the shielding cover (5) is attached to the grounding terminal; The wire body of the electrical connection end (41) is provided with an anti-interference ring (7), and the anti-interference ring (7) is located near the electrical connection head; The inner screen (2) is provided with a shielding layer (8) around the periphery, and the shielding layer (8) is glued and fixed to the inner screen (2); The shielding mesh (6) is provided with a connecting piece (9) on both sides, and the connecting piece (9) is attached to the shielding layer (8) on one side.

2. The high-stability display screen assembly of claim 1, wherein, The shielding cover (5) and the shielding layer (8) are both made of aluminum foil.

3. The high-stability display screen assembly of claim 1, wherein, The shielding mesh (6) can be made of copper material.

4. The high-stability display screen assembly of claim 1, wherein, The anti-interference ring (7) is a ferrite magnetic ring.

5. The high-stability display screen assembly of claim 1, wherein, The shielding cover (5) has an opening on the upper end for the electrical connection end (41) to be led out.

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