CN212410982U

CN212410982U - Splicing display TFT-LCD module

Info

Publication number: CN212410982U
Application number: CN202020677209.2U
Authority: CN
Inventors: 罗垂战; 陈深
Original assignee: Heyuan Sibi Electronics Co ltd
Current assignee: Heyuan Sibi Electronics Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-01-26
Anticipated expiration: 2030-04-28

Abstract

The utility model provides a splicing display TFT-LCD module, which is used for splicing and displaying images by adopting one or more TFT-LCD modules so as to improve the display experience of the images; the TFT-LCD module has large display area and wide display angle; the TFT-LCD module adopts low-voltage application and low driving voltage, the use safety and reliability of solidification are improved, the structure is flat, and the volume is light and thin; the TFT-LCD module has good display quality and low harmful radiation; the TFT-LCD module has wide application range and wide application field; the TFT-LCD module realizes the accurate control of the object element, thereby enabling the LCD to realize high-quality high-resolution display, the display quality of the TFT-LCD exceeds that of a flat panel display of a CRT, and the TFT-LCD module has no radiation, no flicker and no damage to the health of a user; the problems that the existing black-and-white display module is single in display function, poor in color and poor in user experience are solved.

Description

Splicing display TFT-LCD module

Technical Field

The utility model relates to a display screen field especially relates to a concatenation shows TFT-LCD module.

Background

The common advertisement display part on the existing market generally uses a black and white display module, even a section type LED, is provided with a key and a knob, has single display function, poor color, complex operation, poor reliability, high price, complex operation, easy misoperation and poor user experience.

Therefore, the prior art has yet to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concatenation shows TFT-LCD module, aim at solving current black and white display module and show that the function is single, the color is poor, the relatively poor problem of user experience.

The technical scheme of the utility model as follows: a splicing display TFT-LCD module comprises at least one TFT-LCD module and a controller, wherein the TFT-LCD modules are spliced and arranged, and the controller divides an image according to display requirements and outputs the image to a selected TFT-LCD module for display.

The splicing display TFT-LCD module comprises a front cover, a front polarizing plate, a liquid crystal display, a rear polarizing plate, a backlight module, a first PCB (printed circuit board) and a back cover, wherein the front cover, the front polarizing plate, the liquid crystal display, the rear polarizing plate, the backlight module, the first PCB and the back cover are sequentially arranged from front to back, the front cover and the back cover are installed in a matched mode to form a hollow installation space, and the front polarizing plate, the liquid crystal display, the rear polarizing plate, the backlight module and the first PCB are all installed in the installation space.

The splicing display TFT-LCD module is characterized in that the liquid crystal display screen comprises a first glass substrate, a color filter and a second glass substrate which are sequentially arranged from front to back, a liquid crystal molecular layer is filled between the color filter and the second glass substrate, the first glass substrate is close to a front polarizing plate, and the second glass substrate is close to a rear polarizing plate.

The splicing display TFT-LCD module comprises a backlight module, a light guide plate, a first diffusion sheet, a first prism sheet, a second diffusion sheet, a lamp tube reflector and a light-emitting lamp tube, wherein the backlight module comprises a reflection sheet, the light guide plate, the first diffusion sheet, the first prism sheet, the second diffusion sheet, the lamp tube reflector and the light-emitting lamp tube, the reflection sheet, the light guide plate, the first diffusion sheet, the first prism sheet, the second prism sheet and the second diffusion sheet are sequentially arranged from front to back, the lamp tube reflector is provided with an opening at one end, the light-emitting lamp tube is arranged in the lamp tube reflector, light emitted by the light-emitting lamp tube is emitted from the opening of the lamp tube reflector, enters the light guide plate through the side face of the light.

The spliced display TFT-LCD module is characterized in that the structures of the front polarizing plate and the rear polarizing plate are consistent; the front polarizing plate comprises a first polarizing element protective layer, a polarizing element layer, a second polarizing element protective layer and an adhesive layer which are sequentially arranged from top to bottom, and the front polarizing plate is adhered with the liquid crystal display screen through the adhesive layer.

The splicing display TFT-LCD module is characterized in that the first polarizing element protective layer and the second polarizing element protective layer are TAC thin film protective layers.

The splicing display TFT-LCD module is characterized in that the polarizing element layer is a PVA polarizing element layer.

The splicing display TFT-LCD module is characterized in that the adhesive layer is a PSA adhesive layer.

The splicing display TFT-LCD module is characterized in that the front polarizing plate further comprises a surface protection film layer arranged on the first polarizing element protection layer.

The splicing display TFT-LCD module is characterized in that the front polarizing plate further comprises a special-shaped film protective layer arranged on the adhesive layer.

The utility model has the advantages that: the utility model provides a splicing display TFT-LCD module, which is used for splicing and displaying images by adopting one or more TFT-LCD modules so as to improve the display experience of the images; the TFT-LCD module has large display area and wide display angle; the TFT-LCD module adopts low-voltage application and low driving voltage, the use safety and reliability of solidification are improved, the structure is flat, and the volume is light and thin; the TFT-LCD module has good display quality and low harmful radiation; the TFT-LCD module has wide application range and wide application field; the TFT-LCD module realizes the accurate control of the object element, thereby enabling the LCD to realize high-quality high-resolution display, the display quality of the TFT-LCD exceeds that of a flat panel display of a CRT, and the TFT-LCD module has no radiation, no flicker and no damage to the health of a user; the problems that the existing black-and-white display module is single in display function, poor in color and poor in user experience are solved.

Drawings

Fig. 1 is a schematic structural diagram of the middle splicing display TFT-LCD module of the present invention.

Fig. 2 is a schematic structural diagram of a TFT-LCD module according to the present invention.

Fig. 3 is a schematic structural diagram of the liquid crystal display of the present invention.

Fig. 4 is a schematic structural diagram of the middle backlight module of the present invention.

Fig. 5 is a schematic structural diagram of the front polarizing plate according to the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

As shown in fig. 1, a splicing display TFT-LCD module includes at least one TFT-LCD module 1 and a controller 2, the TFT-LCD modules 1 are spliced and arranged, and the controller 2 divides an image according to display requirements and outputs the image to a selected TFT-LCD module 1 for display.

In the plan scheme, the images are spliced and displayed by adopting one or more TFT-LCD modules 1, so that the display experience of the images is improved; the TFT-LCD module 1 has large display area and wide display angle, and the vertical and horizontal visual angles reach 178 degrees; the TFT-LCD module 1 adopts low driving voltage, so that the use safety and reliability of solidification are improved, the structure is flat, and the size is light and thin; the TFT-LCD module 1 has good display quality and low harmful radiation; the TFT-LCD module 1 has wide application range and wide application field, can be normally used within the temperature range of-20 ℃ to +50 ℃, and the low-temperature working temperature of the TFT-LCD subjected to temperature reinforcement treatment can reach 80 ℃ below zero; the TFT-LCD module 1 realizes the accurate control of the object element through the voltage regulation (the typical value is 0.2 to 4V) in the range of 0 to 6V, thereby enabling the LCD to realize high-quality and high-resolution display, and the TFT-LCD is the first flat panel display which exceeds a CRT in display quality historically by human beings, has no radiation and flicker, and has no harm to the health of users; the problems that the existing black-and-white display module is single in display function, poor in color and poor in user experience are solved.

In some specific embodiments, the number of the TFT-LCD modules 1 can be set according to actual needs, and single-mosaic display, double-mosaic display, triple-mosaic display and quadruple-mosaic display can be realized according to different numbers and arrangements; the display can be horizontally spliced and displayed, and can be vertically spliced and displayed.

In some embodiments, as shown in fig. 2, the TFT-LCD module 1 includes a front cover 11, a front polarizer 12, a liquid crystal display 13, a rear polarizer 14, a backlight module 15, a first PCB 16 and a back cover 17, which are sequentially disposed from front to back, wherein the front cover 11 and the back cover 17 are cooperatively mounted to form a hollow mounting space, and the front polarizer 12, the liquid crystal display 13, the rear polarizer 14, the backlight module 15 and the first PCB 16 are all mounted in the mounting space.

In some embodiments, as shown in fig. 3, the liquid crystal display panel 13 includes a first glass substrate 13-1, a color filter 13-2, and a second glass substrate 13-3, which are sequentially disposed from front to back, wherein a liquid crystal molecular layer 13-4 is filled between the color filter 13-2 and the second glass substrate 13-3, the first glass substrate 13-1 is adjacent to the front polarizer 12, and the second glass substrate 13-3 is adjacent to the rear polarizer 14.

In some embodiments, as shown in fig. 4, the backlight module 15 includes a reflective sheet 15-1, a light guide plate 15-2, a first diffuser sheet 15-3, a first prism sheet 15-4, a second prism sheet 15-5, a second diffuser sheet 15-6, a lamp reflector 15-7 and a light emitting lamp 15-8, the reflective sheet 15-1, the light guide plate 15-2, the first diffuser sheet 15-3, the first prism sheet 15-4, the second prism sheet 15-5 and the second diffuser sheet 15-6 are sequentially arranged from front to back, the lamp reflector 15-7 is arranged with an opening at one end, the light emitting lamp 15-8 is arranged in the lamp reflector 15-7, the light emitted by the light emitting lamp 15-8 exits from the opening of the lamp reflector 15-7 and enters the light guide plate 15-2 through the side of the light guide plate 15-2, and then the light passes through the first diffusion sheet 15-3, the first prism 15-4, the second prism sheet 15-5 and the second diffusion sheet 15-6 in sequence and is emitted to the rear polarizing plate 14.

In some embodiments, the front polarizer 12 and the back polarizer 14 are identical in structure.

In some embodiments, as shown in fig. 5, the front polarizing plate 12 includes a first polarizer protective layer 12-1, a polarizer layer 12-2, a second polarizer protective layer 12-3, and an adhesive layer 12-4, which are sequentially disposed from top to bottom, and the front polarizing plate 12 is bonded to the liquid crystal display 13 through the adhesive layer 12-4.

In some embodiments, the first polarizer protection layer 12-1 and the second polarizer protection layer 12-3 are TAC (Triacetyl Cellulose) thin film protection layers, which can effectively reduce strong light, eliminate dazzling reflected light and scattered light, and change the messy light into parallel light, so that the objects to be viewed are clearer, softer and clearer.

In some embodiments, the polarizer layer 12-2 is a PVA (polyvinyl alcohol) polarizer layer, which has a good turn-on ratio, reduces backlight waste, has good display performance, and can obtain better brightness output and contrast ratio than MVA.

In some embodiments, the adhesive layer 12-4 is a PSA (pressure sensitive adhesive) adhesive layer, which is resistant to high temperature and corrosion and has high transparency.

In some embodiments, the front polarizing plate 12 further includes a surface protective film layer 12-5 disposed on the first polarizer protective layer 12-1 to protect the surface of the front polarizing plate 12.

In some embodiments, the front polarizer 12 further includes an irregular film protection layer 12-6 disposed on the adhesive layer 12-4, and the adhesive layer 12-4 is protected, and when the front polarizer 12 needs to be used, the irregular film protection layer 12-6 is torn off, so that the adhesive layer 12-4 can be adhered to the liquid crystal display 13.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Reference numerals:

a TFT-LCD module 1; a controller 2; a front cover 11; a front polarizing plate 12; a first polarizing element protective layer 12-1; a polarizing element layer 12-2; a second polarizing element protective layer 12-3; 12-4 of an adhesive layer; a surface protective film layer 12-5; 12-6 of a special-shaped film protective layer; a liquid crystal display 13; a first glass substrate 13-1; a color filter 13-2; a second glass substrate 13-3; a rear polarizing plate 14; a backlight module 15; a reflective sheet 15-1; a light guide plate 15-2; a first diffusion sheet 15-3; a first prism piece 15-4; a second prism sheet 15-5; a second diffusion sheet 15-6; a lamp tube reflector 15-7; 15-8 parts of light-emitting lamp tubes; a first PCB printed circuit board 16; a back cover 17.

Claims

1. The splicing display TFT-LCD module is characterized by comprising at least one TFT-LCD module (1) and a controller (2), wherein the TFT-LCD modules (1) are spliced and arranged, and the controller (2) divides an image according to display requirements and outputs the image to the selected TFT-LCD module (1) for display.

2. The splicing display TFT-LCD module according to claim 1, wherein the TFT-LCD module (1) comprises a front cover (11), a front polarizing plate (12), a liquid crystal display (13), a rear polarizing plate (14), a backlight module (15), a first PCB (printed circuit board) (16) and a back cover (17) which are sequentially arranged from front to back, the front cover (11) and the back cover (17) are matched and installed to form a hollow installation space, and the front polarizing plate (12), the liquid crystal display (13), the rear polarizing plate (14), the backlight module (15) and the first PCB (printed circuit board) (16) are installed in the installation space.

3. The tiled display TFT-LCD module of claim 2, wherein the liquid crystal display panel (13) comprises a first glass substrate (13-1), a color filter (13-2) and a second glass substrate (13-3) sequentially arranged from front to back, a liquid crystal molecular layer (13-4) is filled between the color filter (13-2) and the second glass substrate (13-3), the first glass substrate (13-1) is adjacent to the front polarizer (12), and the second glass substrate (13-3) is adjacent to the rear polarizer (14).

4. The splicing display TFT-LCD module according to claim 2, wherein the backlight module (15) comprises a reflector (15-1), a light guide plate (15-2), a first diffuser (15-3), a first prism piece (15-4), a second prism piece (15-5), a second diffuser (15-6), a lamp reflector (15-7) and a light emitting lamp (15-8), the reflector (15-1), the light guide plate (15-2), the first diffuser (15-3), the first prism piece (15-4), the second prism piece (15-5) and the second diffuser (15-6) are arranged in sequence from front to back, the lamp reflector (15-7) is arranged with an open end, the light emitting lamp (15-8) is arranged in the lamp reflector (15-7), light emitted by the luminous tube (15-8) is emitted from an opening of the tube reflector (15-7), enters the light guide plate (15-2) through the side surface of the light guide plate (15-2), and then is emitted to a rear polarizing plate (14) after sequentially passing through the first diffusion sheet (15-3), the first prism sheet (15-4), the second prism sheet (15-5) and the second diffusion sheet (15-6).

5. The tiled display TFT-LCD module of claim 2, wherein the front polarizer (12) and the rear polarizer (14) are structurally identical; the front polarizing plate (12) comprises a first polarizing element protection layer (12-1), a polarizing element layer (12-2), a second polarizing element protection layer (12-3) and an adhesive layer (12-4) which are sequentially arranged from top to bottom, and the front polarizing plate (12) is adhered to the liquid crystal display screen (13) through the adhesive layer (12-4).

6. The tiled display TFT-LCD module according to claim 5, characterized in that the first polarizer protection layer (12-1) and the second polarizer protection layer (12-3) are TAC film protection layers.

7. The tiled display TFT-LCD module of claim 5, wherein the polarizer layer (12-2) is a PVA polarizer layer.

8. The tiled display TFT-LCD module according to claim 5, wherein the adhesive layer (12-4) is a PSA adhesive layer.

9. The tiled display TFT-LCD module of claim 5, wherein the front polarizer (12) further comprises a surface protective film layer (12-5) disposed on the first polarizer protective layer (12-1).

10. The tiled display TFT-LCD module according to claim 5, wherein the front polarizer (12) further comprises a profiled film protection layer (12-6) disposed on the adhesive layer (12-4).