CN219328960U

CN219328960U - Novel vehicle-mounted display module

Info

Publication number: CN219328960U
Application number: CN202320911798.XU
Authority: CN
Inventors: 张�成
Original assignee: Shenzhen Haizhijing Semiconductor Co ltd
Current assignee: Shenzhen Haizhijing Semiconductor Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-07-11
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a novel vehicle-mounted display module, which comprises a front frame, wherein the back of the front frame is fixedly connected with a rear cover, the inner side of the front frame is fixedly connected with a horizontal polarizing plate, the back of the horizontal polarizing plate is fixedly connected with a color filter, the back of the color filter is fixedly connected with TFT glass, the back of the TFT glass is fixedly connected with a vertical polarizing plate, the back of the vertical polarizing plate is fixedly connected with a rubber frame, the back of the rubber frame is fixedly connected with a diffusion sheet, the back of the diffusion sheet is fixedly connected with a diffusion plate, the back of the diffusion plate is fixedly connected with a back plate, and the back of the back plate is respectively and fixedly connected with a main control board and an electric lamp.

Description

Novel vehicle-mounted display module

Technical Field

The utility model relates to the technical field of vehicle-mounted display, in particular to a novel vehicle-mounted display module.

Background

The patent document with the prior art publication number of CN210924140U provides a novel vehicle-mounted display module, which comprises a bottom shell, a fixed platform arranged on the bottom shell and a display membrane material adhered on the fixed platform, wherein a first semicircular positioning bulge and a second semicircular positioning bulge which is vertical to the first semicircular positioning bulge are arranged at the upper left corner of the fixed platform, a third semicircular positioning bulge which is opposite to the first semicircular positioning bulge is arranged at the upper right corner of the fixed platform, a first notch and a second notch are arranged at the upper left corner of the display membrane material and are respectively connected with the first semicircular positioning bulge and the second semicircular positioning bulge in a matched manner, and a third notch is arranged at the upper right corner of the display membrane material and is connected with the third semicircular positioning bulge in a matched manner; the display membrane material is connected with the notches in a matched manner through the three groups of semicircular positioning bulges, the fixing structure is simple, the distance of 0.5-1 mm is reserved between the display membrane material and the bottom shell, and the display membrane material is used for reserving enough expansion space for thermal expansion of the display membrane material, so that the membrane arch phenomenon caused by a thermal effect can be effectively avoided.

However, in the existing vehicle-mounted display module, in the use process in summer, due to the fact that light is strong and the mounting position of the vehicle-mounted display product, when the vehicle-mounted display module is started, the vehicle-mounted display module is lightened, at the moment, when the light irradiates the vehicle-mounted display module, the phenomenon that the picture is blurred or cannot be seen clearly can occur, and the problem that the visibility of the vehicle-mounted display module is low is caused.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a novel vehicle-mounted display module to solve the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the novel vehicle-mounted display module comprises a front frame, a rear cover is fixedly connected to the back of the front frame, a horizontal polarizing plate is fixedly connected to the inner side of the front frame, a color filter is fixedly connected to the back of the horizontal polarizing plate, TFT glass is fixedly connected to the back of the color filter, a vertical polarizing plate is fixedly connected to the back of the TFT glass, a diffusion sheet is fixedly connected to the back of the vertical polarizing plate, a diffusion plate is fixedly connected to the back of the diffusion sheet, a back plate is fixedly connected to the back of the diffusion plate, and a main control board and an electric lamp device are respectively and fixedly connected to the back of the back plate.

Further preferably, the front surface of the TFT glass is fixedly connected with a liquid crystal, and the TFT glass has a transparent structure.

Further preferably, the front surface of the vertical polarizing plate is fixedly connected with a circuit board, and the output end of the circuit board is electrically connected with a driving IC.

Further preferably, the front surface of the back plate is fixedly connected with an LED backlight source, and a plurality of LED backlight sources are arranged and are respectively arranged at equal intervals.

Further preferably, the front frame and the rear cover are both made of aluminum materials, and the outer surfaces of the front frame and the rear cover are smooth.

Further preferably, the back of the back plate is fixedly connected with a main control board, and the output end of the main control board is electrically connected with a lamp device.

(III) beneficial effects

The utility model provides a novel vehicle-mounted display module, which has the following beneficial effects:

(1) When the novel vehicle-mounted display module is used, voltage is applied to the electrodes at the moment through power on, molecules in the liquid crystal can be changed, so that light transmittance of the liquid crystal is changed, meanwhile, the LED backlight source can emit light, the diffusion sheet can uniformly provide a surface light source, meanwhile, the molecules in the liquid crystal can be changed, and the light transmittance of the liquid crystal can be changed, so that a display effect is achieved, at the moment, the main control board and the driving IC can control brightness of the LED backlight source and the voltage of the liquid crystal, a picture is displayed, when the picture is displayed, the horizontal polarizing plate can block the LED backlight source to emit light in the vertical direction, the vertical polarizing plate can block the light in the horizontal direction, the color filter can accurately select light waves in a small range to be passed, and reflect other passing wave bands, so that the vehicle-mounted display module can efficiently, reliably display clear and vivid images and characters at low cost, provide high-resolution images and higher visibility, and avoid the phenomenon of picture blurring or poor view.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a partially exploded view of the front frame and rear cover of the present utility model;

FIG. 3 is a cross-sectional view of the in-vehicle display module of the present utility model;

FIG. 4 is a schematic view showing a partial structure of the TFT glass of the present utility model;

FIG. 5 is a schematic view showing a partial structure of a vertical polarizing plate according to the present utility model;

FIG. 6 is a schematic view of a partial structure of a back plate of the present utility model.

In the figure: 1. a front frame; 2. a rear cover; 3. a horizontal polarizing plate; 4. a color filter; 5. TFT glass; 501. a liquid crystal; 6. a vertical polarizing plate; 601. a circuit board; 602. a driving IC; 7. a rubber frame; 8. a diffusion sheet; 9. a diffusion plate; 10. a back plate; 1001. an LED backlight; 11. a main control board; 12. a lamp device.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a novel on-vehicle display module assembly, including front bezel 1, the back fixedly connected with back lid 2 of front bezel 1, the inboard fixedly connected with horizontal polarizing plate 3 of front bezel 1, the back fixedly connected with color filter 4 of horizontal polarizing plate 3, the back fixedly connected with TFT glass 5 of color filter 4, the back fixedly connected with perpendicular polarizing plate 6 of TFT glass 5, the back fixedly connected with frame 7 of perpendicular polarizing plate 6, the back fixedly connected with diffusion piece 8 of frame 7 of gluing, the back fixedly connected with diffuser plate 9 of diffusion piece 8, the back fixedly connected with backplate 10 of diffuser plate 9, the back of backplate 10 is fixedly connected with master control board 11 and electric lamp ware 12 respectively.

In this embodiment, specifically, the front surface of the TFT glass 5 is fixedly connected with a liquid crystal 501, the TFT glass 5 has a transparent structure, and the polarization direction of light is twisted by 90 ° through the liquid crystal 501.

The front surface of the vertical polarizing plate 6 is fixedly connected with a circuit board 601, the output end of the circuit board 601 is electrically connected with a driving IC602, and the voltage of the liquid crystal 501 is controlled by the driving IC602, so that a picture is displayed.

In this embodiment, specifically, the front surface of the back plate 10 is fixedly connected with the LED backlight 1001, the LED backlight 1001 is provided with a plurality of LED backlights 1001, the plurality of LED backlights 1001 are respectively arranged at equal intervals, light is emitted from the LED backlight 1001, a surface light source is uniformly provided by the diffusion sheet 8, at this time, molecules in the liquid crystal 501 are changed, and the light transmittance of the liquid crystal 501 is changed, so that a display effect is achieved.

In this embodiment, specifically, the front frame 1 and the rear cover 2 are made of aluminum materials, and the outer surfaces of the front frame 1 and the rear cover 2 are smooth, so that the vehicle-mounted display module is more sturdy and durable.

In this embodiment, specifically, the back surface of the back plate 10 is fixedly connected with a main control board 11, the output end of the main control board 11 is electrically connected with a lamp 12, and the brightness of the LED backlight 1001 is controlled by the main control board 11.

Working principle: after the utility model is installed, firstly, the installation and fixation and safety protection of the utility model are checked, when the vehicle-mounted display module is used, the voltage is applied to the electrodes by switching on the power supply, molecules in the liquid crystal 501 are changed, so that the light transmittance of the liquid crystal 501 is changed, meanwhile, the LED backlight 1001 emits light, the diffusion sheet 8 uniformly provides a surface light source, molecules in the liquid crystal 501 are changed, and the light transmittance of the liquid crystal 501 is changed, so that the display effect is realized, at the moment, the main control board 11 and the driving IC602 control the brightness of the LED backlight 1001 and the voltage of the liquid crystal 501, so that the display picture is realized, when the picture is displayed, the horizontal polarizing plate 3 can block the light emitted by the LED backlight 1001 in the vertical direction, the horizontal direction light is blocked by the vertical polarizing plate 6, and the color filter 4 accurately selects the light wave band of a small range to be passed, and reflects other passed wave bands, so that the vehicle-mounted display module can display clear and vivid images and characters with high efficiency and reliability at low cost.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Novel on-vehicle display module assembly, including preceding frame (1), its characterized in that: the back fixedly connected with back lid (2) of preceding frame (1), the inboard fixedly connected with horizontal polarizing plate (3) of preceding frame (1), the back fixedly connected with color filter (4) of horizontal polarizing plate (3), the back fixedly connected with TFT glass (5) of color filter (4), the back fixedly connected with perpendicular polarizing plate (6) of TFT glass (5), the back fixedly connected with frame (7) of perpendicular polarizing plate (6), the back fixedly connected with diffusion piece (8) of frame (7), the back fixedly connected with diffuser plate (9) of diffusion piece (8), the back fixedly connected with backplate (10) of diffuser plate (9), the back of backplate (10) is fixedly connected with main control board (11) and electric lamp ware (12) respectively.

2. The novel in-vehicle display module of claim 1, wherein: the front face of the TFT glass (5) is fixedly connected with liquid crystal (501), and the TFT glass (5) is of a transparent structure.

3. The novel in-vehicle display module of claim 1, wherein: the front surface of the vertical polarizing plate (6) is fixedly connected with a circuit board (601), and the output end of the circuit board (601) is electrically connected with a driving IC (602).

4. The novel in-vehicle display module of claim 1, wherein: the front of backplate (10) fixedly connected with LED backlight (1001), LED backlight (1001) are provided with a plurality of, a plurality of LED backlight (1001) are the equidistance respectively and arrange.

5. The novel in-vehicle display module of claim 1, wherein: the front frame (1) and the rear cover (2) are both made of aluminum materials, and the outer surfaces of the front frame (1) and the rear cover (2) are smooth.

6. The novel in-vehicle display module of claim 1, wherein: the back of backplate (10) fixedly connected with main control board (11), the output electric connection of main control board (11) has light ware (12).