CN210776099U - High-liquid-permeability crystal display module - Google Patents
High-liquid-permeability crystal display module Download PDFInfo
- Publication number
- CN210776099U CN210776099U CN201922087104.1U CN201922087104U CN210776099U CN 210776099 U CN210776099 U CN 210776099U CN 201922087104 U CN201922087104 U CN 201922087104U CN 210776099 U CN210776099 U CN 210776099U
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- liquid crystal
- display module
- crystal display
- light source
- backlight
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Abstract
The utility model relates to a high liquid crystal display module assembly, including frame, horizontal polaroid, color filter, liquid crystal layer, shell and backlight unit, backlight unit includes backlight screen, photochromic purification membrane, diffusion piece, multilayer film polaroid, light source, light guide plate, reflector plate and radiating element, radiating element includes fan, mobile unit and a plurality of radiating fin, improves the luminousness through backlight unit to dispel the heat to the light source, prolonged life, improved security and practicality.
Description
Technical Field
The utility model relates to a liquid crystal display field, in particular to high liquid crystal display module.
Background
The liquid crystal module is simply a screen and a backlight assembly. The display component of the liquid crystal television is a liquid crystal module, and is equivalent to a picture tube in a CRT. Other parts include a power supply circuit, a signal processing circuit, and the like. The module is mainly divided into a screen and a backlight lamp assembly. The two parts are assembled together but are independent of each other when in operation. The principle of liquid crystal display is that a backlight assembly emits uniform surface light, which is transmitted to our eyes through a liquid crystal screen. The role of the screen is to process the light on a pixel-by-pixel basis to display an image.
The existing liquid crystal display module has lower light transmittance, influences the watching effect of a user, reduces the practicability, is easy to generate heat inside after being used for a long time, and can shorten the service life.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, a high liquid permeability crystal display module is provided.
The utility model provides a technical scheme that its technical problem adopted is: a high liquid permeability crystal display module comprises an outer frame, a horizontal polaroid, a color filter, a liquid crystal layer, a shell and a backlight assembly, wherein an opening is formed in one side of the shell, the outer frame is fixed in the opening, the liquid crystal layer is fixed in the shell, the horizontal polaroid and the color filter are sequentially fixed between the outer frame and the liquid crystal layer, and the backlight assembly is arranged on one side, far away from the opening, of the liquid crystal layer;
the backlight assembly comprises a backlight shading plate, a photochromic purification film, a diffusion sheet, a multilayer film polaroid, a light source, a light guide plate, a reflector sheet and a heat dissipation unit, wherein the backlight shading plate is fixed below the liquid crystal layer, the photochromic purification film is fixed on the backlight shading plate, the multilayer film polaroid is arranged below the photochromic purification film through the diffusion sheet, the light source and the light guide plate are both arranged below the multilayer film polaroid, the reflector sheet is arranged below the light source, and the heat dissipation unit is positioned between the multilayer film polaroid and the reflector sheet;
the heat dissipation unit comprises a fan, a moving unit and a plurality of heat dissipation fins, the heat dissipation fins are evenly distributed below the light source, the fan is arranged right opposite to the light source, and the moving unit is connected with the fan.
Preferably, the backlight bezel contains a reflective electroluminescent material in order to improve dynamic contrast.
Preferably, in order to improve the color purity of the emitted light, the photochromic purification film contains metal nanoparticles.
Preferably, in order to drive the fan to move, the moving unit comprises a connecting rod, a motor, a roller and a sliding groove, the sliding groove is fixed below the reflector plate, the roller is in sliding connection with the sliding groove, the motor is in transmission connection with the roller, and the fan is connected with the motor through the connecting rod.
Preferably, the motor is a servo motor in order to increase the driving force of the motor.
Preferably, the heat dissipating fins are made of stainless steel in order to prevent the heat dissipating fins from rusting.
The beneficial effects of the utility model are that, this high-permeability liquid crystal display module assembly improves the luminousness through backlight unit, compares with current backlight unit, and this backlight unit has improved the utilization ratio of light to dispel the heat to the light source, improved security and practicality.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of a high liquid permeability crystal display module according to the present invention;
fig. 2 is a schematic structural diagram of a heat dissipation unit of the high liquid permeability crystal display module of the present invention;
in the figure: 1. the backlight module comprises a frame, 2 parts of a horizontal polaroid, 3 parts of a color filter, 4 parts of a liquid crystal layer, 5 parts of a shell, 6 parts of a backlight shading plate, 7 parts of a photochromic purification film, 8 parts of a diffusion sheet, 9 parts of a multilayer film polaroid, 10 parts of a light source, 11 parts of a light guide plate, 12 parts of a reflector sheet, 13 parts of a fan, 14 parts of a heat dissipation fin, 15 parts of a connecting rod, 16 parts of a motor, 17 parts of a roller and 18 parts of a sliding chute.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, a liquid crystal display module with high liquid permeability comprises an outer frame 1, a horizontal polarizer 2, a color filter 3, a liquid crystal layer 4, a housing 5 and a backlight module, wherein an opening is formed in one side of the housing 5, the outer frame 1 is fixed in the opening, the liquid crystal layer 4 is fixed in the housing 5, the horizontal polarizer 2 and the color filter 3 are sequentially fixed between the outer frame 1 and the liquid crystal layer 4, and the backlight module is arranged on one side of the liquid crystal layer 4, which is far away from the opening;
the backlight assembly comprises a backlight shading plate 6, a photochromic purification film 7, a diffusion sheet 8, a multilayer film polarizer 9, a light source 10, a light guide plate 11, a reflector 12 and a heat dissipation unit, wherein the backlight shading plate 6 is fixed below the liquid crystal layer 4, the photochromic purification film 7 is fixed on the backlight shading plate 6, the multilayer film polarizer 9 is arranged below the photochromic purification film 7 through the diffusion sheet 8, the light source 10 and the light guide plate 11 are both arranged below the multilayer film polarizer 9, the reflector 12 is arranged below the light source 10, and the heat dissipation unit is positioned between the multilayer film polarizer 9 and the reflector 12;
light emitted by the light source 10 is reflected by the reflector 12, passes through the light guide plate 11, sequentially passes through the multilayer film polarizer 9, the diffuser 8, the photochromic purification film 7 and the backlight shading plate 6 to reach the liquid crystal layer 4, and then is displayed as an image through the color filter 3 and the horizontal polarizer 2, and the heat dissipation unit dissipates heat to the light source 10.
As shown in fig. 2, the heat dissipation unit includes a fan 13, a mobile unit and a plurality of heat dissipation fins 14, the heat dissipation fins 14 are uniformly distributed below the light source 10, the fan 13 is disposed opposite to the light source 10, and the mobile unit is connected to the fan 13.
The moving unit drives the fan 13 to move, meanwhile, the fan 13 blows air to the light source 10, part of heat emitted by the light source 10 is transferred by the radiating fins 14, and the fan 13 circulates air near the light source 10 and also carries away part of heat, so that the radiating effect is achieved.
Preferably, the backlight bezel 6 contains a reflective electroluminescent material in order to improve dynamic contrast.
The reflective electroluminescent material may improve the dynamic contrast and thus the utilization of the light source 10.
Preferably, in order to improve the color purity of the emitted light, the photochromic purification film 7 contains metal nanoparticles.
The metal nano particles can absorb part of light passing through the photochromic purification film 7, so that the color purity of the emergent light is improved.
Preferably, in order to drive the fan 13 to move, the moving unit comprises a connecting rod 15, a motor 16, a roller 17 and a sliding chute 18, the sliding chute 18 is fixed below the reflector 12, the roller 17 is slidably connected with the sliding chute 18, the motor 16 is in transmission connection with the roller 17, and the fan 13 is connected with the motor 16 through the connecting rod 15.
The motor 16 drives the roller 17 to rotate, the roller 17 slides in the sliding groove 18, and the fan 13 is driven to move through the connecting rod 15, so that the fan 13 blows air to the light source 10 from all directions, the heat dissipation range is expanded, and the heat dissipation effect is improved.
Preferably, the motor 16 is a servo motor in order to increase the driving force of the motor 16.
Preferably, the heat dissipating fins 14 are made of stainless steel in order to prevent the heat dissipating fins 14 from rusting.
Compared with the prior art, the high-liquid-permeability crystal display module improves the light transmittance through the backlight assembly, and compared with the existing backlight assembly, the backlight assembly improves the utilization rate of light, dissipates heat of the light source 10, and improves safety and practicability.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The high-liquid-permeability crystal display module is characterized by comprising an outer frame (1), a horizontal polarizer (2), a color filter (3), a liquid crystal layer (4), a shell (5) and a backlight assembly, wherein an opening is formed in one side of the shell (5), the outer frame (1) is fixed in the opening, the liquid crystal layer (4) is fixed in the shell (5), the horizontal polarizer (2) and the color filter (3) are sequentially fixed between the outer frame (1) and the liquid crystal layer (4), and the backlight assembly is arranged on one side, far away from the opening, of the liquid crystal layer (4);
the backlight assembly comprises a backlight shading plate (6), a photochromic purification film (7), a diffusion sheet (8), a multilayer film polarizer (9), a light source (10), a light guide plate (11), a reflector sheet (12) and a heat dissipation unit, wherein the backlight shading plate (6) is fixed below the liquid crystal layer (4), the photochromic purification film (7) is fixed on the backlight shading plate (6), the multilayer film polarizer (9) is arranged below the photochromic purification film (7) through the diffusion sheet (8), the light source (10) and the light guide plate (11) are both arranged below the multilayer film polarizer (9), the reflector sheet (12) is arranged below the light source (10), and the heat dissipation unit is positioned between the multilayer film polarizer (9) and the reflector sheet (12);
the heat dissipation unit comprises a fan (13), a moving unit and a plurality of heat dissipation fins (14), the heat dissipation fins (14) are evenly distributed below the light source (10), the fan (13) is arranged right opposite to the light source (10), and the moving unit is connected with the fan (13).
2. The high liquid crystal display module according to claim 1, wherein the backlight mask (6) comprises a reflective electroluminescent material.
3. The high liquid permeability crystal display module according to claim 1, wherein the photochromic purification film (7) contains metal nanoparticles.
4. The high liquid permeability crystal display module set according to claim 1, wherein the moving unit comprises a connecting rod (15), a motor (16), a roller (17) and a sliding slot (18), the sliding slot (18) is fixed below the reflective sheet (12), the roller (17) is connected with the sliding slot (18) in a sliding manner, the motor (16) is connected with the roller (17) in a transmission manner, and the fan (13) is connected with the motor (16) through the connecting rod (15).
5. The high liquid crystal display module according to claim 4, wherein the motor (16) is a servo motor.
6. The high liquid crystal display module according to claim 1, wherein the heat dissipation fins (14) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922087104.1U CN210776099U (en) | 2019-11-27 | 2019-11-27 | High-liquid-permeability crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922087104.1U CN210776099U (en) | 2019-11-27 | 2019-11-27 | High-liquid-permeability crystal display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210776099U true CN210776099U (en) | 2020-06-16 |
Family
ID=71047526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922087104.1U Expired - Fee Related CN210776099U (en) | 2019-11-27 | 2019-11-27 | High-liquid-permeability crystal display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210776099U (en) |
-
2019
- 2019-11-27 CN CN201922087104.1U patent/CN210776099U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 Termination date: 20211127 |