CN218003872U - Display screen backlight display device without glue frame - Google Patents
Display screen backlight display device without glue frame Download PDFInfo
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- CN218003872U CN218003872U CN202221996768.5U CN202221996768U CN218003872U CN 218003872 U CN218003872 U CN 218003872U CN 202221996768 U CN202221996768 U CN 202221996768U CN 218003872 U CN218003872 U CN 218003872U
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Abstract
The utility model discloses a display screen backlight display device without a rubber frame, which comprises a liquid crystal display glass and a lower iron frame, wherein an upper brightness enhancement film, a lower diffusion film, a light guide plate and a first reflector plate are sequentially arranged between the liquid crystal display glass and the lower iron frame in an overlapping way; a mounting structure is arranged on the lower side of the lower iron frame and comprises a first mounting section, a bearing section and a second mounting section which are integrally formed, and a fixing cavity is formed among the first mounting section, the bearing section and the second mounting section; an LED light-emitting component is attached to the first mounting section; and a second reflector plate is attached to the second mounting section corresponding to the LED light-emitting assembly. The utility model discloses creatively increases mounting structure to chase down, cancels gluey frame on traditional backlight unit's structure basis, utilizes first reflector plate and second reflector plate to effectively transmit part outgoing optical fiber to the inside of light guide plate in fixed intracavity after the reflection of limited times, prevents the problem of light leak, the realization of the super narrow frame appearance structure of being convenient for.
Description
Technical Field
The utility model relates to a LCD technical field, concretely relates to display screen backlight display device who does not have frame of gluing.
Background
The backlight source is a surface light source for providing light source for the liquid crystal display, and since the liquid crystal display glass does not have self-luminescence, the luminous effect of the backlight source will directly affect the visual effect of the liquid crystal display. The existing display generally utilizes a rubber frame to support and fix the whole backlight module, however, the width of the traditional rubber frame structure is large, so that the display area of the display is limited greatly, the ultra-narrow frame structure is difficult to realize, and meanwhile, the rubber frame has a certain thickness, so that the whole thickness of the display is directly increased; the existing liquid crystal display without a rubber frame has the defects of easy deformation, difficult positioning and poor light sealing property, and has poor assembly reliability and larger use limitation.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problem, the utility model discloses a display screen display device in a poor light of no frame that glues.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:
a display screen backlight display device without a rubber frame comprises liquid crystal display glass and a lower iron frame which are assembled, wherein an upper brightness enhancement film, a lower diffusion film, a light guide plate and a first reflection film are sequentially arranged between the liquid crystal display glass and the lower iron frame in an overlapped mode;
the lower side of the lower iron frame is provided with an installation structure, the installation structure comprises a first installation section, a bearing section and a second installation section which are integrally formed, the first installation section extends out from the lower edge of the lower iron frame, the bearing section is perpendicular to the first installation section, the second installation section is parallel to the first installation section, and a fixed cavity is formed among the first installation section, the bearing section and the second installation section;
an LED light-emitting component is attached to the first mounting section and arranged corresponding to the light guide plate;
and a second reflector plate is attached to the second mounting section corresponding to the LED light-emitting component.
The display screen backlight display device without the rubber frame is characterized in that a first retaining wall gasket, a second retaining wall gasket and a third retaining wall gasket are respectively arranged on the upper side, the left side and the right side of the lower iron frame.
According to the display screen backlight display device without the rubber frame, the fixing and attaching strip is attached and arranged between the liquid crystal display glass and the lower iron frame.
The display screen backlight display device without the rubber frame is characterized in that edge-covering rubber strips are arranged around the periphery of the liquid crystal display glass, and the edge-covering rubber strips are attached to the lower iron frame for assembly.
In the display screen backlight display device without the rubber frame, the bearing section is provided with a lampshade, and the LED light-emitting component is arranged on the lampshade.
The utility model has the advantages that: the utility model discloses it is right to pioneering ground the chase increases down mounting structure cancels gluey frame on traditional backlight unit's structural basis, through first erection section, bearing section and second erection section, will LED light-emitting component directly attached in on the first erection section, and utilize first reflector plate and second reflector plate with part outgoing optical fiber in the fixed intracavity is effectively transmitted extremely after limited reflection the inside of light guide plate prevents to appear the problem of light leak, improves the utilization ratio of light, simultaneously the light guide plate carries out the conversion of pointolite to area source to light, diffusion piece is to by the light that the light guide plate conversion goes out carries out the direction correction, the piece that adds light through the light refraction principle down makes the light of scattering add towards the vertical direction, forms square optical gain, go up add the gain in the vertical direction further with the vertical plane light source, liquid crystal display glass relies on electronic signal in order to show the image picture, can improve the light and shade difference and optimize the homogeneity of image picture effect on the one hand, on the other hand the display area of liquid crystal display glass is not subject to the width of gluey frame, is convenient for the width of frame, and the further reduces the thickness device of super narrow structure and optimizes the thickness device.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a perspective view of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is a schematic cross-sectional view of the present invention;
fig. 4 is an enlarged schematic view of a portion a of fig. 3 in the present invention.
Detailed Description
The present invention is further described below with reference to specific embodiments, so that the technical solution of the present invention is easier to understand and master, rather than to limit the present invention.
Example (b): referring to fig. 1 to 4, the display screen backlight display device 1 without a glue frame provided in this embodiment includes a liquid crystal display glass 11 and a lower iron frame 12, and an upper brightness enhancement film 13, a lower brightness enhancement film 14, a lower diffusion film 15, a light guide plate 16, and a first reflection film 17 are sequentially stacked and disposed between the liquid crystal display glass 11 and the lower iron frame 12;
a mounting structure is arranged on the lower side of the lower iron frame 12, the mounting structure comprises a first mounting section, a bearing section and a second mounting section which are integrally formed, the first mounting section extends out from the lower edge of the lower iron frame 12, the bearing section is perpendicular to the first mounting section, the second mounting section is parallel to the first mounting section, and a fixed cavity is formed among the first mounting section, the bearing section and the second mounting section;
an LED light-emitting component 18 is attached to the first mounting section, and the LED light-emitting component 18 is arranged corresponding to the light guide plate 16;
a second reflector 19 is attached to the second mounting section corresponding to the LED light emitting assembly 18.
Specifically, the mounting structure is creatively added to the lower bezel 12, the adhesive bezel is removed on the basis of the structure of the conventional backlight module, the LED light emitting assembly 18 is directly attached to the first mounting section through the first mounting section, the bearing section and the second mounting section, and part of the emergent optical fibers are effectively transmitted into the light guide plate 16 through limited reflection in the fixed cavity by using the first reflector 17 and the second reflector 19, so as to prevent the light leakage problem and improve the utilization rate of light, meanwhile, the light guide plate 16 performs point light source-to-surface light source conversion on the light, the lower diffuser 15 performs direction correction on the light converted by the light guide plate 16, the lower light adding sheet 14 superimposes the scattered light in the vertical direction by using the light refraction principle to form a square optical gain, the upper light adding sheet 13 further adds the vertical surface light source in the vertical direction, the liquid crystal display glass 11 displays an image by means of an electronic signal, on the one hand, the uniformity of the image effect can be improved, the uniformity of the optical brightness and the stability are improved, on the other hand, the area of the liquid crystal display glass 11 is not limited by the adhesive bezel, so as to realize the narrow display frame, and the thickness of the liquid crystal display device is reduced.
Preferably, a first retaining wall gasket 20, a second retaining wall gasket and a third retaining wall gasket 21 are respectively disposed on the upper side, the left side and the right side of the lower iron frame 12, so as to improve the assembly reliability of the device and avoid relative displacement between the internal diaphragms during the shaking process.
Further, in liquid crystal display glass 11 with it is provided with fixed laminating strip to attach between chase 12 down, fixed laminating strip is used for further laminating fixedly liquid crystal display glass 11 with chase 12 down avoids taking place relative displacement at the in-process that rocks the two, improves the equipment reliability of device.
Further, a wrapping rubber strip is arranged around the periphery of the liquid crystal display glass 11, and the wrapping rubber strip is attached to and assembled with the lower iron frame 12, so that the installation reliability of the liquid crystal display glass 11 is further improved.
Further, a lampshade is arranged on the bearing section, and the LED light emitting assembly 18 is arranged on the lampshade; the LED light-emitting component 18 is attached to the lamp shade, so that the phenomenon of uneven light emission at the lamp opening can be avoided, and the heat dissipation effect can be improved.
The utility model relates to a rationally ingenious, it is right to pioneering ground the chase increases down mounting structure cancels gluey frame on traditional backlight unit's structural basis, through first installation section, bearing segment and second installation section, will LED light-emitting component directly attached in on the first installation section, and utilize first reflector plate and second reflector plate with part emergent optical fiber in the fixed intracavity is effectively transmitted extremely after the limited reflection the inside of light guide plate prevents to appear the problem of light leak, improves the utilization ratio of light, simultaneously the light guide plate carries out the conversion of pointolite to the area source to light, the diffusion piece is to by light that the light guide plate conversion goes on the direction correction, the piece that adds makes the scattered light toward the vertical direction through the light refraction principle down, forms square optical gain, go up the piece that adds the light source and gain in the vertical direction further with the vertical plane light source, liquid crystal display glass relies on the electronic signal with the display image picture, can improve the homogeneity of light and shade difference optimization image picture effect on the one hand, improves optical brightness and stability homogeneity, on the other hand liquid crystal display glass's the display area is not restricted to gluey frame, and the width of frame is further optimized, and the thickness device is reduced the width of narrow frame, and is installed.
The foregoing is illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the invention in any way. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, using the technical means and contents disclosed above, without departing from the scope of the technical solution of the present invention. Therefore, the protection scope of the present invention should be covered by the equivalent changes made according to the shape, structure and principle of the present invention, all without departing from the technical solution of the present invention.
Claims (5)
1. A display screen backlight display device without a glue frame is characterized by comprising liquid crystal display glass and a lower iron frame which are assembled, wherein an upper brightness enhancement film, a lower diffusion film, a light guide plate and a first reflection film are sequentially arranged between the liquid crystal display glass and the lower iron frame in a superposed manner;
the lower side of the lower iron frame is provided with an installation structure, the installation structure comprises a first installation section, a bearing section and a second installation section which are integrally formed, the first installation section extends out from the lower edge of the lower iron frame, the bearing section is perpendicular to the first installation section, the second installation section is parallel to the first installation section, and a fixed cavity is formed among the first installation section, the bearing section and the second installation section;
an LED light-emitting component is arranged on the first installation section in an attached mode, and the LED light-emitting component corresponds to the light guide plate;
and a second reflector plate is attached to the second mounting section corresponding to the LED light-emitting component.
2. The display screen backlight display device without the glue frame of claim 1, wherein a first retaining wall gasket, a second retaining wall gasket and a third retaining wall gasket are respectively arranged on the upper side, the left side and the right side of the lower iron frame.
3. The display screen backlight display device of claim 2, wherein a fixing joint strip is attached between the liquid crystal display glass and the lower iron frame.
4. The display screen backlight display device without the rubber frame as claimed in claim 3, wherein a wrapping rubber strip is arranged around the periphery of the liquid crystal display glass, and the wrapping rubber strip is attached and assembled with the lower iron frame.
5. The display screen backlight display device without the rubber frame of claim 4, wherein the bearing section is provided with a lampshade, and the LED light-emitting component is arranged on the lampshade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221996768.5U CN218003872U (en) | 2022-08-01 | 2022-08-01 | Display screen backlight display device without glue frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221996768.5U CN218003872U (en) | 2022-08-01 | 2022-08-01 | Display screen backlight display device without glue frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218003872U true CN218003872U (en) | 2022-12-09 |
Family
ID=84318040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221996768.5U Active CN218003872U (en) | 2022-08-01 | 2022-08-01 | Display screen backlight display device without glue frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218003872U (en) |
-
2022
- 2022-08-01 CN CN202221996768.5U patent/CN218003872U/en active Active
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