CN219758611U - Narrow-frame economic round liquid crystal display module - Google Patents
Narrow-frame economic round liquid crystal display module Download PDFInfo
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- CN219758611U CN219758611U CN202320533001.7U CN202320533001U CN219758611U CN 219758611 U CN219758611 U CN 219758611U CN 202320533001 U CN202320533001 U CN 202320533001U CN 219758611 U CN219758611 U CN 219758611U
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 11
- 229910052709 silver Inorganic materials 0.000 claims description 11
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- 239000004020 conductor Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002834 transmittance Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims 1
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- 239000012790 adhesive layer Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
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- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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Abstract
The utility model discloses a narrow-frame economic round liquid crystal display module, which comprises a lower substrate, an upper substrate and a cover plate, wherein the lower substrate, the upper substrate and the cover plate are sequentially overlapped from bottom to top, the lower substrate and the upper substrate are semicircular or nearly semicircular in shape, the cover plate is fully round in shape, the lower substrate is longer than the upper substrate and is outwards extended to form an extension part, an IC (integrated circuit) and an FPC (flexible printed circuit) are bound to the extension part, a narrow-frame semicircular display area corresponding to the lower substrate and the upper substrate is arranged on the upper surface of the cover plate, at least one semi-transparent black hidden ink character is arranged in an area, which is positioned outside the semicircular display area, of the upper surface of the cover plate, the semi-transparent black hidden ink character avoids the IC and the FPC, and a black ink layer is arranged in an area, which is positioned outside the display area and the semi-transparent black hidden ink character, of the upper surface of the cover plate.
Description
Technical Field
The utility model relates to the technical field of liquid crystal display, in particular to a narrow-frame economic round liquid crystal display module.
Background
The display view area of the liquid crystal display module is generally rectangular or square, and if the display view area is made into a circular shape, there are various problems.
If the binding is performed by adopting a COG IC mode, a relatively wide position is reserved in the area where the COG IC is positioned to perform the binding, and the reserved binding area forms a protruding block, so that the attractiveness of the liquid crystal display module is affected; if the full-circular liquid crystal display module is manufactured, the viewing area needs to be far from the frame at the periphery of the liquid crystal display module to be enough to accommodate the IC, so that the frame is very wide and does not meet the requirements and trends of a narrow frame.
If the COF IC is adopted for binding, the space required by the COG IC binding mode can be removed, and only small COF binding positions are needed, so that the distance between the visual area and the peripheral frame of the liquid crystal display module can be narrower, the unit price cost of the COF IC is higher, the whole scheme is more expensive, and the economic requirement is not met.
Therefore, both structures cannot meet the requirements of narrow frames and economy at the same time, cannot have sufficient competitiveness, and cannot meet the increasing quality requirements of production enterprises.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a circular liquid crystal display module which can ensure a narrow frame and economical efficiency.
The technical problems to be solved by the utility model are realized by the following technical scheme:
in order to solve the technical problems, the utility model provides a narrow-frame economic circular liquid crystal display module which comprises a lower substrate, an upper substrate and a cover plate, wherein the lower substrate, the upper substrate and the cover plate are sequentially overlapped from bottom to top, the lower substrate and the upper substrate are semicircular or nearly semicircular in shape, the cover plate is fully circular in shape, the lower substrate is longer than the upper substrate and is outwards extended to form an extension part, an IC (integrated circuit) and an FPC (flexible printed circuit) are bound to the extension part, a narrow-frame semicircular display area corresponding to the lower substrate and the upper substrate is arranged on the upper surface of the cover plate, at least one semi-transparent black hidden ink character is arranged on the area, which is positioned outside the semicircular display area, of the upper surface of the cover plate, the semi-transparent black hidden ink character avoids the IC and the FPC, and a black ink layer is arranged on the area, which is positioned outside the display area and the semi-transparent black hidden ink character, of the upper surface of the cover plate.
As a preferred implementation mode of the narrow-frame economical circular liquid crystal display module provided by the utility model, the transmittance of the semi-transparent black hidden ink characters is 5%.
As a preferred implementation mode of the narrow-frame economic round liquid crystal display module provided by the utility model, a touch key is arranged on the cover plate positioned below the semi-transparent black hidden ink characters.
As a preferred implementation mode of the narrow-frame economical circular liquid crystal display module provided by the utility model, the touch key is a film key.
As a preferred implementation mode of the narrow-frame economic circular liquid crystal display module provided by the utility model, the upper surface of the cover plate is provided with circular mirror silver ink with full circle, and the semicircular display area and the semi-transparent black hidden ink characters are arranged in the circular area of the mirror silver ink.
As a preferred implementation mode of the narrow-frame economic round liquid crystal display module provided by the utility model, a plurality of semi-transparent black hidden ink characters are distributed in a round array by taking the circle center of the mirror silver ink as an origin.
As a preferred implementation mode of the narrow-frame economical circular liquid crystal display module, the utility model further comprises a backlight module and a main board, wherein LED lamps capable of being controlled independently are correspondingly arranged under each semi-transparent black hidden ink character, and are fixed on the main board.
As a preferred embodiment of the narrow-frame economical circular liquid crystal display module provided by the utility model, the FPC comprises a substrate layer, a circuit layer arranged on the upper surface of the substrate layer and a metal heat dissipation layer arranged on the lower surface of the substrate layer.
As a preferred implementation mode of the narrow-frame economic round liquid crystal display module provided by the utility model, the FPC further comprises at least one perforation penetrating through the base material layer, the circuit layer and the metal heat dissipation layer, and a heat conduction layer in contact with the circuit layer and the metal heat dissipation layer is arranged on the inner wall of the perforation.
As a preferred implementation mode of the narrow-frame economic round liquid crystal display module provided by the utility model, a heat conductor connected with an external heat conducting structure is arranged in the through hole, and the heat conductor is contacted with the heat conducting layer.
The utility model has the following beneficial effects:
the lower substrate and the upper substrate are semicircular or nearly semicircular, so that the actual display area of the liquid crystal display module is semicircular, and the whole cover plate is full-circular, namely the whole liquid crystal display module is full-circular, so that the IC has enough area to bind, and the binding area of the IC can be any area except the display area and the semi-transparent black hidden ink characters, so that the IC has enough space to bind in an economic COG IC mode. And because the area outside the semicircular display area is provided with the semi-transparent black hidden ink characters, the area outside the display area and the semi-transparent black hidden ink characters on the upper surface of the cover plate is provided with the black ink layer, the black ink layer can completely shield the light rays of the display area and the non-display area, and the semi-transparent black hidden ink characters are matched with the light source on the lower surface of the semi-transparent black hidden ink characters, the area where the semi-transparent black hidden ink characters are arranged can be lightened and extinguished, and of course, the design can be matched through the design of an actual UI interface, so that the commonly used characters or icons are fixed in the non-display area, the display area is larger, and still looks like a full-circle display area with a narrow frame. The requirements of a narrow frame and economy can be met simultaneously, and the requirements of the production enterprises on the increasingly-growing quality are met.
Drawings
In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a lower substrate and an upper substrate of a narrow-frame economical circular liquid crystal display module provided by the utility model.
Fig. 2 is a schematic diagram of a cover plate of a narrow-frame economical circular lcd module according to the present utility model.
Fig. 3 is a schematic diagram of an improved structure of a cover plate of a narrow-frame economical circular liquid crystal display module according to the present utility model.
Fig. 4 is a schematic diagram of a modified structure of the FPC in fig. 1.
Reference numerals illustrate:
a lower substrate 1; an upper substrate 2; a cover plate 3; IC4; an FPC5;
a semicircular display area 31; semi-black hidden ink characters 32; a black ink layer 33; mirror silver ink 34;
a base material layer 51; a circuit layer 52; a metal heat dissipation layer 53; and perforations 54.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
The utility model provides a narrow-frame economic round liquid crystal display module which comprises a lower substrate, an upper substrate and a cover plate, wherein the lower substrate, the upper substrate and the cover plate are sequentially overlapped from bottom to top, the lower substrate and the upper substrate are semicircular or nearly semicircular in shape, the cover plate is fully round in shape, the lower substrate is longer than the upper substrate and is outwards extended to form an extension part, an IC (integrated circuit) and an FPC (flexible printed circuit) are bound to the extension part, a narrow-frame semicircular display area corresponding to the lower substrate and the upper substrate is arranged on the upper surface of the cover plate, at least one semi-transparent black hidden ink character is arranged in an area, which is positioned outside the semicircular display area, of the upper surface of the cover plate, the semi-transparent black hidden ink character avoids the IC and the FPC, and a black ink layer is arranged in an area, which is positioned outside the display area and the semi-transparent black hidden ink character, of the upper surface of the cover plate.
The lower substrate and the upper substrate are semicircular or nearly semicircular, so that the actual display area of the liquid crystal display module is semicircular, and the whole cover plate is full-circular, namely the whole liquid crystal display module is full-circular, so that the IC has enough area to bind, and the binding area of the IC can be any area except the display area and the semi-transparent black hidden ink characters, so that the IC has enough space to bind in an economic COG IC mode. And because the area outside the semicircular display area is provided with the semi-transparent black hidden ink characters, the area outside the display area and the semi-transparent black hidden ink characters on the upper surface of the cover plate is provided with the black ink layer, the black ink layer can completely shield the light rays of the display area and the non-display area, and the semi-transparent black hidden ink characters are matched with the light source on the lower surface of the semi-transparent black hidden ink characters, the area where the semi-transparent black hidden ink characters are arranged can be lightened and extinguished, and of course, the design can be matched through the design of an actual UI interface, so that the commonly used characters or icons are fixed in the non-display area, the display area is larger, and still looks like a full-circle display area with a narrow frame. The requirements of a narrow frame and economy can be met simultaneously, and the requirements of the production enterprises on the increasingly-growing quality are met.
In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings. The present utility model is described in detail below with reference to the drawings and the embodiments, 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 illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
Example 1
Referring to fig. 1 and 2, the utility model provides a narrow-frame economical circular liquid crystal display module, which comprises a lower substrate, an upper substrate and a cover plate, wherein the lower substrate, the upper substrate and the cover plate are sequentially overlapped from bottom to top, the lower substrate and the upper substrate are semicircular or nearly semicircular, the cover plate is fully circular, the lower substrate is longer than the upper substrate and outwards extends to form an extending part, an IC and an FPC are bound to the extending part, a narrow-frame semicircular display area is arranged on the upper surface of the cover plate, the narrow-frame semicircular display area corresponds to the lower substrate and the upper substrate, at least one semi-transparent black hidden ink character is arranged on the upper surface of the cover plate, the semi-transparent black hidden ink character is located in an area outside the semicircular display area, the semi-transparent black hidden ink character avoids the positions of the IC and the FPC, and other areas except the display area and the semi-transparent black hidden ink character are provided with black ink layers.
Further, the transmittance of the semi-transparent black hidden ink character is 5%, so that the area of the semi-transparent black hidden ink character can be displayed in a nearly full black state when the semi-transparent black hidden ink character is not lightened, the effect of integral black is achieved, and a user considers the semi-transparent black hidden ink character to be a full-circle display visual area with a narrow frame.
Further, a touch key is arranged on the cover plate below the semi-transparent black hidden ink characters, and the equipment can be controlled through the touch key, such as air volume or volume, an air conditioner switch and the like. More preferably, the touch key is a thin film key.
Example 2
Referring to fig. 3, as a further optimization scheme of embodiment 1, in this embodiment, the upper surface of the cover plate is provided with a full-circle annular mirror silver ink, and the semicircular display area and the semi-transparent black hidden ink characters are disposed in the circular area of the mirror silver ink, so that the user can feel that the area in the full-circle annular mirror silver ink is a visible area, and consider that the user is a full-circle display view area with a narrow frame.
Further, the semi-transparent black hidden ink characters are distributed in a circular array by taking the center of the mirror silver ink as the origin.
Further, the economical circular liquid crystal display module with the narrow frame further comprises a backlight module and a main board, LED lamps which can be controlled respectively and independently are correspondingly arranged under each semi-transparent black hidden ink character, the LED lamps are fixed on the main board, the lighting of the semi-transparent black hidden ink characters is controlled independently through the LED lamps, and a user can consider the display area to be a full circle of the narrow frame.
Example 3
Referring to fig. 4, as a further optimization scheme of embodiment 1, in this embodiment, the FPC includes a substrate layer, a circuit layer disposed on an upper surface of the substrate layer, and a metal heat dissipation layer disposed on a lower surface of the substrate layer, where the circuit layer and the metal heat dissipation layer may be respectively adhered to the substrate layer through double faced adhesive tape. Because the thickness of substrate layer is thinner, heat on the FPC can diffuse to the metal heat dissipation layer through the substrate layer, and this metal heat dissipation layer can effectively increase FPC's heat radiating area, plays even radiating effect to FPC's radiating efficiency has been improved. The substrate layer can be any one of polyimide, polyester, polysulfone or polytetrafluoroethylene, the double-sided adhesive tape can be any one of an acrylic adhesive layer or an epoxy resin adhesive layer, and the metal heat dissipation layer can be a copper foil layer.
Further, the FPC further comprises at least one perforation penetrating through the base material layer, the circuit layer and the metal heat dissipation layer, the inner wall of the perforation is provided with a heat conduction layer in contact with the circuit layer and the metal heat dissipation layer, the circuit layer and the metal heat dissipation layer on two sides of the base material layer can be electrically connected by utilizing good heat conduction performance of the perforation, good heat conduction function is exerted, and the heat conduction layer can provide heat conduction function so as to achieve good heat dissipation effect. The heat conducting layer can be a copper adhesive conductive ink layer.
Further, a heat conductor connected with the external heat conducting structure is arranged in the perforation, and is connected with the external heat conducting structure from one side of the circuit layer and is also contacted with the heat conducting layer in the perforation, so that the circuit layer and the metal heat dissipation layer can be connected with the external heat conducting structure through the perforation, and heat in the FPC is diffused to the external heat conducting structure through the heat conductor in the perforation, so that the heat dissipation efficiency of the FPC is further improved. Preferably, in order to allow the perforation to be connected with the external heat conductive structure, the perforation is provided at an edge position of the FPC.
Further, the metal heat dissipation layer is of a uniform heat dissipation structure, and the structure of the metal heat dissipation layer can be any one of a net structure, a strip structure, a wavy structure or a honeycomb structure, and the heat dissipation effect can be better improved through the uniform heat dissipation structure.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.
Claims (10)
1. The utility model provides a circular LCD module of narrow frame economy, its characterized in that includes by lower base plate (1), upper base plate (2) and apron (3) that down go up the sequential stack setting in proper order, lower base plate (1) with the shape of upper base plate (2) is semi-circular, the shape of apron (3) is full circular, lower base plate (1) longer than upper base plate (2) and outwards stretch out have the extension, the extension is bound and is had IC (4) and FPC (5), the upper surface of apron (3) be provided with the semicircular display area (31) of narrow frame that lower base plate (1) and upper base plate (2) correspond, the upper surface of apron (3) is located the semicircular display area is outside the region of semicircular display area (31) is provided with at least one semi-transparent black ink character (32), semi-transparent black ink character (32) are kept away from IC (4) and FPC (5), the upper surface of apron (3) except that the region of semi-transparent black ink character (32) sets up black layer (33).
2. The narrow bezel economical circular lcd module as recited in claim 1, wherein said semi-black hidden ink character (32) has a transmittance of 5%.
3. The narrow-frame economical circular liquid crystal display module according to claim 1, wherein touch keys are arranged on the cover plate (3) below the semi-transparent black hidden ink characters (32).
4. The narrow-bezel economical circular liquid crystal display module of claim 3, wherein said touch keys are membrane keys.
5. The narrow-frame economical circular liquid crystal display module according to claim 1, wherein the upper surface of the cover plate (3) is provided with a full-circular annular mirror silver ink (34), and the semicircular display area (31) and the semi-transparent black hidden ink characters (32) are arranged in the circular area of the mirror silver ink (34).
6. The narrow bezel of the economical circular lcd module as recited in claim 5, wherein said semi-black hidden ink characters (32) are plural and distributed in a circular array with the center of said specular silver ink (34) as the origin.
7. The narrow-frame economical circular liquid crystal display module set according to claim 1, further comprising a backlight module set and a main board, wherein each semi-transparent black hidden ink character (32) is correspondingly provided with an LED lamp capable of being controlled separately under the corresponding semi-transparent black hidden ink character, and the LED lamps are fixed on the main board.
8. The narrow-frame economical circular liquid crystal display module according to claim 1, wherein the FPC (5) comprises a base material layer (51), a circuit layer (52) provided on an upper surface of the base material layer (51), and a metal heat dissipation layer (53) provided on a lower surface of the base material layer (51).
9. The narrow-frame economical circular liquid crystal display module according to claim 8, wherein the FPC (5) further comprises at least one through hole (54) penetrating the base material layer (51), the circuit layer (52) and the metal heat dissipation layer (53), and the inner wall of the through hole (54) is provided with a heat conduction layer contacting the circuit layer (52) and the metal heat dissipation layer (53).
10. The narrow-frame economical circular lcd module of claim 9, wherein a heat conductor connected to an external heat conducting structure is disposed in the through hole (54), and the heat conductor is in contact with the heat conducting layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320533001.7U CN219758611U (en) | 2023-03-16 | 2023-03-16 | Narrow-frame economic round liquid crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320533001.7U CN219758611U (en) | 2023-03-16 | 2023-03-16 | Narrow-frame economic round liquid crystal display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219758611U true CN219758611U (en) | 2023-09-26 |
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ID=88075041
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320533001.7U Active CN219758611U (en) | 2023-03-16 | 2023-03-16 | Narrow-frame economic round liquid crystal display module |
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| Country | Link |
|---|---|
| CN (1) | CN219758611U (en) |
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- 2023-03-16 CN CN202320533001.7U patent/CN219758611U/en active Active
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