CN211403029U - Backlight source with mounting bracket - Google Patents
Backlight source with mounting bracket Download PDFInfo
- Publication number
- CN211403029U CN211403029U CN201922239020.5U CN201922239020U CN211403029U CN 211403029 U CN211403029 U CN 211403029U CN 201922239020 U CN201922239020 U CN 201922239020U CN 211403029 U CN211403029 U CN 211403029U
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- China
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- light
- light guide
- guide plate
- backlight
- mounting groove
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Abstract
The utility model provides a backlight with installing support, which comprises a bracket, be equipped with the mounting groove on the support, the mounting groove bottom surface has the plane of reflection, the plane of reflection is equipped with the light guide plate on the surface, the light guide plate side is equipped with the lug, the lug is gone into with the recess card on locating the mounting groove and is connected and is used for the light guide plate to install in this mounting groove, the support is equipped with luminous lamp plate, be equipped with LED lamp pearl on the luminous lamp plate, LED lamp pearl with locate the arc wall cooperation setting of light guide plate side, the light guide plate is equipped with the light shield layer that is used for the leak protection light with luminous lamp plate upper end, the light guide plate upper surface is equipped with. Implement the utility model discloses a backlight has the installing support, simple to operate exempts from screw assembly, and the leakproofness is good, and luminous diffusion is even, avoids the light leak, and the product percent of pass is high, and is with low costs.
Description
Technical Field
The utility model relates to a backlight technical field of LCD screen, in particular to backlight with installing support.
Background
The so-called BackLight (BackLight) is a light source located behind a Liquid Crystal Display (LCD), the lighting effect of which will directly affect the visual effect of the liquid crystal display module, the liquid crystal itself does not emit light, and it displays graphics or characters as a result of its modulation of light. The liquid crystal display is a passive light-emitting element, the display screen does not emit light, but is illuminated by a backlight system below the display screen, and the backlight source and the liquid crystal display screen are combined to form a liquid crystal display module. The liquid crystal backlight is a planar uniform lighting device, and cold cathode fluorescent lamps or LED lamp strips serving as light sources are arranged on two sides or one side of the whole backlight source. The cold cathode fluorescent lamp is a linear light source, the LED is a point light source, a light guide plate is needed for converting the light source into a surface light source, the light guide plate is generally made of acrylic plastic with high light transmittance, the surface is very smooth and flat, so that most of internal light rays are regularly and totally reflected on the flat surface, but not to be emitted to the outside of the light guide plate, the bottom of the light guide plate of the liquid crystal display is printed with white lattice points, the light rays are not regularly reflected totally but emitted to the upper part of the light guide plate at the positions of the light guide plate printed with the mesh points, the quantity of the light rays emitted by the light guide plate at the positions can be controlled by controlling the density of the mesh points at each position, the light rays incident from two sides can be uniformly spread on the whole plane by the precisely designed mesh points of the light guide plate, optical films are arranged above the light guide plate, the optical films play a role in uniform light rays and converge large-angle light for frontal observation and the like.
The backlight source plays a crucial role in the production yield and the display effect of the liquid crystal display. But most backlight is connected through the laminating with the display screen, and the rethread external support is fixed, and the installation is inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a can realize exempting from the screw fixation, convenient assembling, the leakproofness is good, is difficult for producing the backlight that has the installing support of side light leak.
The technical scheme of the utility model is realized like this:
the utility model discloses a backlight with installing support, which comprises a bracket, be equipped with the mounting groove on the support, the mounting groove bottom surface has the plane of reflection, the plane of reflection is equipped with the light guide plate on the surface, the light guide plate side is equipped with the lug, the lug is gone into with the recess card on locating the mounting groove and is connected and is used for the light guide plate to install in this mounting groove, the support is equipped with luminous lamp plate, be equipped with LED lamp pearl on the luminous lamp plate, LED lamp pearl with locate the arc wall cooperation setting of light guide plate side, the light guide plate is equipped with the light shield layer that is used for the leak protection light with luminous lamp plate upper end, the light guide plate upper surface is equipped with the.
Furthermore, four support legs extend downwards at four corners of the support, and each support leg extends to form a stand column.
Further, the upper end of the support is provided with a triangular groove which is used for preventing the support from shrinking.
Further, be equipped with the constant head tank on the luminous lamp plate, the constant head tank sets up with locating the locating piece cooperation on locating the light guide plate.
Furthermore, the luminous lamp panel is of an inverted U-shaped structure, one end of the luminous lamp panel is an A electrode plate, the other end of the luminous lamp panel is a K electrode plate, and the A electrode plate and the K electrode plate are respectively used for being connected with the positive electrode and the negative electrode of a power supply.
Further, the LED lamp beads emit blue light.
Implement the utility model discloses a backlight with installing support has following profitable technological effect:
implement the utility model discloses a backlight has the installing support, simple to operate exempts from screw assembly, and the leakproofness is good, and luminous diffusion is even, avoids the light leak, and the product percent of pass is high, and is with low costs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic front view of a backlight with a mounting bracket according to the present invention;
FIG. 2 is a schematic view of the backside structure of FIG. 1;
FIG. 3 is a schematic structural view of the stent of FIG. 1;
FIG. 4 is a schematic view of the structure of FIG. 3 from another view angle;
fig. 5 is a schematic structural view of a light guide plate in a backlight source with a mounting bracket according to the present invention;
fig. 6 is a schematic diagram of a structure of a light-emitting lamp plate in a backlight source with a mounting bracket according to the present invention.
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 belong to the protection scope of the present invention.
Referring to fig. 1 to 6, an embodiment of the present invention is a backlight source with a mounting bracket, including a bracket 1, a mounting groove 11 is provided on the bracket 1, a bottom surface of the mounting groove 11 has a reflective surface 12, a light guide plate 2 is provided on a surface of the reflective surface 12, the light guide plate 2 is made of acrylic material, a protrusion 21 is provided on a side surface of the light guide plate 2, the protrusion 21 is connected to a groove 13 provided on the mounting groove 11 for the light guide plate 2 to be mounted in the mounting groove 11, the light guide plate 2 is disposed in cooperation with the mounting groove 11, a lower surface of the light guide plate 2 is tightly attached to the reflective surface 12, the bracket 1 is provided with a light-emitting lamp plate 3, the light-emitting lamp plate 3 is provided with an LED lamp bead, the LED lamp bead is disposed in cooperation with an arc groove 22 provided on a side surface of the light guide plate 2, a light shielding, the adhesive tape 6 is used for adhering and connecting the display screen.
According to one embodiment, four legs 14 extend downwards from four corners of the support 1, and each leg 14 extends to form a column 15.
According to one embodiment, the bracket 1 is provided with a triangular groove 16 at the upper end, and the triangular groove 16 is used for preventing the bracket from shrinking.
According to one embodiment, the light-emitting lamp panel 3 is provided with a positioning groove 31, and the positioning groove 31 is matched with the positioning block 23 arranged on the light guide plate 2.
According to one embodiment, the light-emitting lamp panel 3 has an inverted U-shaped structure, one end of which is an a electrode plate 32, and the other end of which is a K electrode plate 33, wherein the a electrode plate 32 and the K electrode plate 33 are respectively used for connecting with the positive electrode and the negative electrode of a power supply.
According to one embodiment, the LED lamp bead emits blue light.
Implement the utility model discloses a backlight with installing support has following profitable technological effect:
implement the utility model discloses a backlight has the installing support, simple to operate exempts from screw assembly, and the leakproofness is good, and luminous diffusion is even, avoids the light leak, and the product percent of pass is high, and is with low costs.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a backlight with installing support, a serial communication port, which comprises a bracket, be equipped with the mounting groove on the support, the mounting groove bottom surface has the plane of reflection, the plane of reflection is equipped with the light guide plate on the surface, the light guide plate side is equipped with the lug, the lug is gone into with the recess card of locating on the mounting groove and is connected and is used for the light guide plate to install in this mounting groove, the support is equipped with luminous lamp plate, be equipped with LED lamp pearl on the luminous lamp plate, LED lamp pearl with locate the arc wall cooperation setting of light guide plate side, the light guide plate is equipped with the light shield layer that is used for the leak protection light with luminous lamp plate upper end, the light guide.
2. The backlight of claim 1, wherein four legs extend downward from four corners of the frame, each leg extending to form a column.
3. The backlight of claim 1, wherein the upper end of the frame is provided with a triangular groove for preventing the frame from shrinking.
4. The backlight source of claim 1, wherein the light-emitting lamp panel is provided with a positioning groove, and the positioning groove is matched with a positioning block arranged on the light guide plate.
5. The backlight source of claim 1, wherein the light-emitting lamp panel is an inverted U-shaped structure, one end of the light-emitting lamp panel is an a electrode plate, the other end of the light-emitting lamp panel is a K electrode plate, and the a electrode plate and the K electrode plate are respectively used for connecting with a positive electrode and a negative electrode of a power supply.
6. The backlight of claim 1, wherein the LED beads emit blue light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922239020.5U CN211403029U (en) | 2019-12-13 | 2019-12-13 | Backlight source with mounting bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922239020.5U CN211403029U (en) | 2019-12-13 | 2019-12-13 | Backlight source with mounting bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211403029U true CN211403029U (en) | 2020-09-01 |
Family
ID=72214297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922239020.5U Active CN211403029U (en) | 2019-12-13 | 2019-12-13 | Backlight source with mounting bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211403029U (en) |
-
2019
- 2019-12-13 CN CN201922239020.5U patent/CN211403029U/en active Active
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