CN217606515U - Liquid crystal display with stable blackness at high temperature - Google Patents
Liquid crystal display with stable blackness at high temperature Download PDFInfo
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- CN217606515U CN217606515U CN202220620334.9U CN202220620334U CN217606515U CN 217606515 U CN217606515 U CN 217606515U CN 202220620334 U CN202220620334 U CN 202220620334U CN 217606515 U CN217606515 U CN 217606515U
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Abstract
The utility model discloses a stable LCD of blackness under high temperature belongs to LCD technical field. The utility model discloses a stable LCD of blackness under high temperature, including the display body, the display body openly is equipped with display module, including display screen and light guide plate in the display module, the inside radiator unit that is equipped with of display body. The utility model solves the problem that the existing display screen is not high temperature resistant, and is made of nanometer silicon carbide by arranging a high temperature resistant coating on the light guide plate, the nanometer silicon carbide has the advantages of stable chemical property, high heat conductivity coefficient, small thermal expansion coefficient and the like, and the light guide plate is ensured to operate in a low temperature state for a long time, so that the display screen is not easily influenced by high temperature; but user motor drive pivot and flabellum are rotatory, and the temperature can not be too high in the guarantee box for the ambient temperature that light guide plate and display screen were located is suitable, further strengthens the stability of display screen video picture, has improved current LCD's life and performance.
Description
Technical Field
The utility model relates to a LCD technical field especially relates to stable LCD of blackness under the high temperature.
Background
The liquid crystal display is an active matrix liquid crystal display driven by thin film transistors, and mainly uses current to stimulate liquid crystal molecules to generate points, lines and surfaces to match with a back lamp tube to form a picture; the working principle is that under the action of an electric field, the arrangement direction of liquid crystal molecules is changed, so that the light transmittance of an external light source is changed (modulated) to complete electro-optical-to-optical conversion, and then different excitations of R, G, B tricolor signals are utilized to complete color reproduction of a time domain and a space domain through red, green and blue tricolor filter films; the blackness refers to the brightness of the display of the liquid crystal display; however, in the process of using the liquid crystal display, if the external temperature is too high, and the internal heat dissipation effect is not good enough, the brightness of the display screen is easily affected, the stability of the display screen in the display state is reduced, and the normal use of the liquid crystal display is further hindered.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a LCD that blackness is stable under high temperature possesses high temperature resistant, the stable characteristics of video picture, has effectively improved the stability of current LCD video picture effect, has solved the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the liquid crystal display with stable blackness at high temperature comprises a display body, wherein a display component is arranged on the front surface of the display body, and heat dissipation components are symmetrically arranged at the upper end and the lower end in the display body;
the display assembly comprises a first connecting piece, a display screen, a light guide plate, a second connecting piece and a second bolt, wherein the display screen is arranged on the surface of the first connecting piece, the light guide plate is arranged on the back surface of the display screen, the second connecting piece is arranged on the back surface of the light guide plate, and the periphery of the second connecting piece is detachably connected with the first connecting piece through the second bolt;
the surface of the light guide plate is provided with a high-temperature resistant coating, and the high-temperature resistant coating is made of nano silicon carbide materials.
Preferably, the display body includes box, bracing piece, base, back lid and first bolt, and bottom half's center department and bracing piece fixed connection, the bottom of bracing piece and the surface welding of base, the box is kept away from one side of display module and is passed through first bolt and can dismantle with the back lid and be connected.
Preferably, the heat dissipation assembly comprises a motor, a rotating shaft, fan blades and a protective shell, the motor is fixedly arranged on the inner wall of the display body, one end of the motor is connected with the rotating shaft, the fan blades are arranged on the rotating shaft, and the protective shell is arranged outside the fan blades.
Preferably, a light source diffusion sheet is disposed on a surface of the display screen.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a stable LCD of blackness under high temperature, through being provided with high temperature resistant coating on the surface of light guide plate, its high temperature resistant coating is made for nanometer carborundum material promptly, nanometer carborundum has chemical properties stability, the coefficient of heat conductivity is high, the coefficient of thermal expansion is little, wear resistance is good, hardness height advantage, still have good heat conductivility simultaneously, secondly, a semiconductor, can resist advantages such as oxidation during high temperature, make the light guide plate can ensure that self is in the state of low temperature for a long time and move in luminous process, and then make the display screen difficult to receive high temperature influence, thereby strengthened the stability of display screen image effect; secondly at the in-process that uses, if when external temperature was too high, the user can start radiator unit's motor and provide drive power, and it is rotatory with the flabellum to drive pivot through the motor to this ensures that the inside temperature of box can not be too high, thereby makes the ambient temperature that light guide plate and display screen were located suitable, further strengthens the stability of display screen video development, has improved current LCD's life and performance.
Drawings
FIG. 1 is a schematic side view of the overall structure of the present invention;
fig. 2 is a front view of the display module of the present invention;
fig. 3 is a partial schematic view of a display module according to the present invention;
fig. 4 is an enlarged schematic view of the detail of part a of the present invention.
In the figure: 1. a display body; 2. a display component; 3. a heat dissipating component; 11. a box body; 12. a support bar; 13. a base; 14. a rear cover; 15. a first bolt; 21. a first connecting member; 22. a display screen; 221. A light source diffusion sheet; 23. a light guide plate; 231. a high temperature resistant coating; 24. a second connecting member; 25. a second bolt; 31. a motor; 32. a rotating shaft; 33. a fan blade; 34. a protective shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, a liquid crystal display with stable blackness at high temperature includes a display body 1, the display body 1 includes a box 11, a supporting rod 12, a base 13, a back cover 14 and a first bolt 15, the center of the bottom of the box 11 is fixedly connected to the supporting rod 12, the bottom of the supporting rod 12 is welded to the surface of the base 13, the supporting rod 12 and the base 13 are mainly used for increasing the placing stability of the display body 1, one side of the box 11 away from the display module 2 is detachably connected to the back cover 14 through the first bolt 15, and the first bolt 15 is arranged to mainly facilitate disassembly and assembly, thereby facilitating the user to overhaul the internal electronic components; the display assembly 2 is arranged on the front face of the display body 1, the display assembly 2 comprises a first connecting piece 21, a display screen 22, a light guide plate 23, a second connecting piece 24 and a second bolt 25, the display screen 22 is arranged on the surface of the first connecting piece 21, a light source diffusion sheet 221 is arranged on the surface of the display screen 22, and the light source diffusion sheet 221 is mainly used for enhancing the imaging effect of the display screen 22; the back of the display screen 22 is provided with the light guide plate 23, the surface of the light guide plate 23 is provided with the high-temperature resistant coating 231, the high-temperature resistant coating 231 is made of nano silicon carbide material, the nano silicon carbide has the advantages of stable chemical property, high heat conductivity coefficient, small thermal expansion coefficient, good wear resistance, high hardness and the like, and simultaneously has excellent heat conductivity, and is a semiconductor, and the advantages of oxidation resistance and the like at high temperature can be realized, so that the light guide plate 23 can be ensured to operate in a low-temperature state for a long time in the process of light emission, the display screen 22 is further not easily influenced by high temperature, and the stability of the display effect of the display screen 22 is enhanced; the back of the light guide plate 23 is provided with a second connecting piece 24, the periphery of the second connecting piece 24 is detachably connected with the first connecting piece 21 through a second bolt 25, in the dismounting process, a user can assemble the first connecting piece 21 and the second connecting piece 24 into a whole by means of the second bolt 25, and then the display screen 22 and the light guide plate 23 are clamped inside the first connecting piece 21 and the second connecting piece 24, so that the connection tightness of the first connecting piece 21 and the second connecting piece 24 is increased, and the dismounting and the maintenance are convenient; the upper end and the lower end of the inside of the display body 1 are symmetrically provided with the heat dissipation assemblies 3, each heat dissipation assembly 3 comprises a motor 31, a rotating shaft 32, a fan blade 33 and a protective shell 34, the motor 31 is fixedly arranged on the inner wall of the display body 1, one end of the motor 31 is connected with the rotating shaft 32, the fan blade 33 is arranged on the rotating shaft 32, the protective shell 34 is arranged outside the fan blade 33, and the protective shell 34 is mainly used for protecting the fan blade 33; in the in-process of using, if when ambient temperature was too high, the user can start radiator unit 3's motor 31 and provide drive power, and it is rotatory with flabellum 33 to drive pivot 32 through motor 31 to this temperature that ensures box 11 inside can not be too high, thereby makes light guide plate 23 and the ambient temperature that display screen 22 was located suitable, further strengthens the stability of display screen 22 video picture, has improved the service life and the performance of current display body 1.
In summary, the following steps: the liquid crystal display with stable blackness at high temperature comprises a display body 1, wherein a display component 2 is arranged on the front surface of the display body 1, and heat dissipation components 3 are symmetrically arranged at the upper end and the lower end inside the display body 1; the back of the display screen 22 is provided with the light guide plate 23, the surface of the light guide plate 23 is provided with the high temperature resistant coating 231, the high temperature resistant coating 231 is made of nano silicon carbide material, the nano silicon carbide has the advantages of stable chemical property, high heat conductivity coefficient, small thermal expansion coefficient and the like, the light guide plate 23 can be ensured to operate in a low temperature state for a long time, the display screen 22 is not easily influenced by high temperature, and the stability of the display effect of the display screen 22 is enhanced; in the using process, if the external temperature is too high, the user can start the motor 31 to drive the rotating shaft 32 and the fan blades 33 to rotate, and the diffusion of the internal temperature of the box body 11 is accelerated through the rotation of the fan blades 33, so that the ambient temperature of the light guide plate 23 and the display screen 22 is appropriate, the imaging stability of the display screen 22 is further enhanced, and the service life and the service performance of the existing display body 1 are improved.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Liquid crystal display that blackness is stable under high temperature, including display body (1), its characterized in that: the display module (2) is arranged on the front surface of the display body (1), and the upper end and the lower end of the interior of the display body (1) are symmetrically provided with the heat dissipation modules (3);
the display assembly (2) comprises a first connecting piece (21), a display screen (22), a light guide plate (23), a second connecting piece (24) and a second bolt (25), the display screen (22) is arranged on the surface of the first connecting piece (21), the light guide plate (23) is arranged on the back of the display screen (22), the second connecting piece (24) is arranged on the back of the light guide plate (23), and the periphery of the second connecting piece (24) is detachably connected with the first connecting piece (21) through the second bolt (25);
the surface of the light guide plate (23) is provided with a high-temperature resistant coating (231), and the high-temperature resistant coating (231) is made of nano silicon carbide material.
2. The liquid crystal display device with blackness stability at high temperature according to claim 1, wherein: the display body (1) comprises a box body (11), a supporting rod (12), a base (13), a rear cover (14) and a first bolt (15), the center of the bottom of the box body (11) is fixedly connected with the supporting rod (12), the bottom of the supporting rod (12) is welded to the surface of the base (13), and one side, away from the display assembly (2), of the box body (11) is detachably connected with the rear cover (14) through the first bolt (15).
3. The liquid crystal display device with blackness stability at high temperature according to claim 1, wherein: the heat dissipation assembly (3) comprises a motor (31), a rotating shaft (32), fan blades (33) and a protective shell (34), the motor (31) is fixedly arranged on the inner wall of the display body (1), one end of the motor (31) is connected with the rotating shaft (32), the fan blades (33) are arranged on the rotating shaft (32), and the protective shell (34) is arranged outside the fan blades (33).
4. The liquid crystal display device with blackness stability at high temperature according to claim 1, wherein: a light source diffusion sheet (221) is arranged on the surface of the display screen (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220620334.9U CN217606515U (en) | 2022-03-22 | 2022-03-22 | Liquid crystal display with stable blackness at high temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220620334.9U CN217606515U (en) | 2022-03-22 | 2022-03-22 | Liquid crystal display with stable blackness at high temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217606515U true CN217606515U (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220620334.9U Active CN217606515U (en) | 2022-03-22 | 2022-03-22 | Liquid crystal display with stable blackness at high temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217606515U (en) |
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2022
- 2022-03-22 CN CN202220620334.9U patent/CN217606515U/en active Active
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