CN219676411U - Quantum dot backlight module - Google Patents

Abstract

The utility model discloses a quantum dot backlight module, which relates to the technical field of quantum dot backlight modules and comprises an upper frame, wherein a lower frame is arranged above the upper frame, a quantum electronic film, a dispersion plate, a light-transmitting plate and a light source plate are sequentially arranged between the upper frame and the lower frame from top to bottom, a lug is uniformly and integrally formed at the position of the inner edge of the lower frame, and a sealing strip is arranged on the inner wall of the lug. The lower frame is arranged in the upper frame and is arranged in a protruding level through the protruding blocks, and the sealing strips are arranged between the protruding blocks and the quantum electronic film, so that the sealing effect is achieved under the action of the sealing strips, and the light leakage prevention phenomenon is achieved to a certain extent.

Description

Quantum dot backlight module

Technical Field

The utility model relates to the technical field of quantum dot backlight modules, in particular to a quantum dot backlight module.

Background

Quantum dots are semiconductor nanostructures that bind excitons in three spatial directions, an important low-dimensional semiconductor material, where none of the three dimensions is greater than twice the exciton bohr radius of its corresponding semiconductor material. The nano semiconductor material is applied with a certain electric field or light pressure to emit light with specific frequency, the light frequency changes along with the dimensional change of the semiconductor, the color of the emitted light can be controlled by adjusting the size of the nano semiconductor, the quantum dot backlight module is usually assembled in a frame, and the quantum dot backlight module is fixed by the frame.

In carrying out the present utility model, the inventors have found that at least the following problems exist in this technology: after the quantum dot backlight module is assembled in the frame, gaps can occur at the edges of the quantum dot backlight module due to the fact that the edges of the quantum dot backlight module are in a fit state with the frame, and after the gaps occur, the edge of the frame can be caused to have light leakage, so that the use is affected, and therefore the sealing quantum dot backlight module is required to be designed.

Disclosure of Invention

The utility model aims to provide a quantum dot backlight module, which solves the problem that the edge of the quantum dot backlight module is possibly light-leaked in the background art.

The utility model provides a quantum dot backlight module, which adopts the following technical scheme;

the utility model provides a quantum dot backlight unit, includes the frame, the top of going up the frame is provided with down the frame, from last quantum electronic film, dispersion board, light-transmitting plate and the light source board of having set gradually down between going up frame and the lower frame, the lower frame is located the frame inner edge position department homogeneous body shaping of going up and has the lug, the inner wall of lug is provided with the sealing strip.

Through adopting above-mentioned technical scheme, be echelonment through the lug between upper frame and the lower frame, improve the leakproofness between upper frame and the lower frame through the sealing strip.

Optionally, clamping grooves are formed in two sides of the top end of the light source plate, clamping blocks are fixed on two sides of the bottom end of the light-transmitting plate, and the clamping blocks extend into the clamping grooves.

Through adopting above-mentioned technical scheme, improve the fastness between light-transmitting plate and the light source board, prevent to appear the skew phenomenon.

Optionally, the both sides of lower frame all slide and have the bolt, are located lower frame interpolation bolt one side and are fixed with the spring, and the spring is kept away from the one side of bolt and is contradicted with lower frame, the bolt passes through the spring and constitutes reset structure.

Through adopting above-mentioned technical scheme, the bolt inserts in the logical chamber under the spring effect, need not to move into logical chamber with the bolt with the help of external force.

Optionally, the corner position department that is close to lower frame one end of upper frame outside all opens and has led to the chamber, and leads to one side that the intracavity is kept away from the bolt and be fixed with the riser, the inside of riser and the parallel position department of bolt transversely slide there is T type piece.

Through adopting above-mentioned technical scheme, be convenient for extrude the bolt from leading to the chamber through T type piece, the required instrument phenomenon of having reduced when dismantling.

Optionally, a rotating plate is rotated on one side of the T-shaped block away from the bolt.

Through adopting above-mentioned technical scheme, be convenient for extrude T type piece through the swivel plate to be convenient for extrude the bolt.

Optionally, the through cavity is L-shaped, and the width of the through cavity far away from the outer wall of the lower frame is larger than the section of the rotating plate.

Through adopting above-mentioned technical scheme, can hide the swivel plate in leading to the chamber.

In summary, the present utility model includes at least one of the following advantages;

1. the lower frame is arranged in the upper frame and is arranged in a protruding level through the protruding blocks, and the sealing strips are arranged between the protruding blocks and the quantum electronic film, so that the sealing effect is achieved under the action of the sealing strips, and the light leakage prevention phenomenon is achieved to a certain extent;

2. the through cavity, the spring and the bolt are arranged, when the lower frame and the upper frame are assembled, the bolt is extruded and contracted, and the bolt is inserted into the through cavity under the action of the spring, so that the upper frame and the lower frame are assembled in an extrusion mode, and the convenience of assembly is improved;

3. through being provided with T type piece and revolving plate, when dismantling between last frame and the lower frame, revolving plate upset extrudees the riser, and the riser receives extrusion back to the bayonet lock extrusion, in the lower frame of bolt shrink to remove the relation between lower frame and the last frame, realized the convenience of dismantling of last frame and lower frame in this quantum dot backlight unit.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic view of a bottom cross-sectional structure of the present utility model;

FIG. 3 is a schematic view showing a bottom partial cross-sectional structure of the upper and lower frames of the present utility model;

FIG. 4 is a schematic view of a partial bottom cross-sectional structure of the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a quantum electron film; 2. an upper frame; 3. a lower frame; 4. a clamping block; 5. a dispersion plate; 6. a light-transmitting plate; 7. a clamping groove; 8. a light source board; 9. a rotating plate; 10. a bump; 11. a cavity is communicated; 12. a sealing strip; 13. a spring; 14. a plug pin; 15. a T-shaped block; 16. a vertical plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is described in further detail below with reference to fig. 1-5.

The utility model discloses a quantum dot backlight module. Referring to fig. 1 to 5, the quantum electronic device comprises an upper frame 2, a lower frame 3 is arranged above the upper frame 2, a quantum electronic film 1, a dispersing plate 5, a light-transmitting plate 6 and a light source plate 8 are sequentially arranged between the upper frame 2 and the lower frame 3 from top to bottom, a convex block 10 is uniformly and integrally formed at the position of the inner edge of the lower frame 3, and a sealing strip 12 is arranged on the inner wall of the convex block 10. Clamping grooves 7 are formed in two sides of the top end of the light source plate 8, clamping blocks 4 are fixed on two sides of the bottom end of the light-transmitting plate 6, and the clamping blocks 4 are made of deformable materials. And the clamping block 4 extends into the clamping groove 7. Both sides of the lower frame 3 are provided with bolts 14 in a sliding manner, the lower part of one side of the bolts 14 far away from the lower frame 3 is provided with an inclined plane, and the lower frame 3 and the upper frame 2 are assembled in an extrusion manner through the inclined plane.

Wherein, be located in the lower frame 3 bolt 14 one side and be fixed with spring 13, and the spring 13 is kept away from bolt 14 one side and is contradicted with lower frame 3, and bolt 14 passes through spring 13 and constitutes reset structure. The corner positions of the outer parts of the upper frames 2, which are close to one end of the lower frames 3, are respectively provided with a through cavity 11, one side, which is far away from the bolts 14, of each through cavity 11 is fixedly provided with a vertical plate 16, and the positions, which are parallel to the bolts 14, of the inner parts of the vertical plates 16 are transversely provided with T-shaped blocks 15 in a sliding mode. The side of the T-shaped block 15 away from the bolt 14 is pivoted with a pivoting plate 9. The through cavity 11 is L-shaped, and the width of the through cavity 11 far away from the outer wall of the lower frame 3 is larger than the section of the rotating plate 9, so that the rotating plate 9 can be hidden in the through cavity 11, and the edge of the upper frame 2 is flush and does not present protruding arrangement.

Referring to fig. 1 to 5, when in assembly, by arranging the sealing strip 12 between the convex block 10 and the quantum electronic film 1, the sealing effect is achieved under the action of the sealing strip 12, and the light leakage prevention phenomenon can be achieved to a certain extent; when the lower frame 3 is assembled, the upper frame 2 is aligned, then the upper frame is assembled in an extrusion mode, the bolt 14 is contracted when the lower frame 3 moves to a proper position, and then the bolt 14 is reset and inserted into the through cavity 11 under the action of the spring 13, so that the upper frame 2 and the lower frame 3 are firmly assembled. When the T-shaped block 15 is disassembled, the rotating plate 9 presses the bolt 14, the bolt 14 is removed from the through cavity 11, and separation between the upper frame 2 and the lower frame 3 is facilitated.

The implementation principle of the quantum dot backlight module provided by the utility model is as follows:

when the light-transmitting plate 6 is assembled with the clamping groove 7 in an extrusion mode, the clamping block 4 can be extruded into the clamping groove 7 due to the deformable material during extrusion, then the clamping block is placed in the upper frame 2, the dispersing plate 5 and the quantum electronic film 1 are placed in sequence, the sealing strip 12 is assembled on the inner wall of the lower frame 3, the sealing effect is achieved, and the lower frame 3 and the upper frame 2 are assembled.

Secondly, when assembling, the bolt 14 is extruded to shrink the lower frame 3, the bolt 14 is reset to extend outwards under the action of the spring 13 after the lower frame 3 is attached to the quantum electronic film 1, and the bolt 14 is inserted into the through cavity 11, so that the upper frame 2 and the lower frame 3 are assembled.

Finally, if the required elements are removed between the upper frame 2 and the lower frame 3, the rotating plate 9 is rotated, the rotating plate 9 presses the T-shaped block 15, then presses the pin 14, the pin 14 is removed from the through cavity 11, and then the lower frame 3 is taken out from the upper frame 2.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a quantum dot backlight unit, includes frame (2), its characterized in that: the quantum electronic device is characterized in that a lower frame (3) is arranged above the upper frame (2), a quantum electronic film (1), a dispersing plate (5), a light-transmitting plate (6) and a light source plate (8) are sequentially arranged between the upper frame (2) and the lower frame (3) from top to bottom, the lower frame (3) is located at the inner edge of the upper frame (2), a lug (10) is uniformly formed at the position of the inner edge of the lower frame, and a sealing strip (12) is arranged on the inner wall of the lug (10).

2. The quantum dot backlight module according to claim 1, wherein: clamping grooves (7) are formed in two sides of the top end of the light source plate (8), clamping blocks (4) are fixed on two sides of the bottom end of the light-transmitting plate (6), and the clamping blocks (4) extend into the clamping grooves (7).

3. The quantum dot backlight module according to claim 1, wherein: the two sides of the lower frame (3) are both provided with bolts (14) in a sliding mode, one side, away from the bolts (14), of the bolts (14) is fixed with springs (13) in the lower frame (3), one side, away from the bolts (14), of the springs (13) is abutted to the lower frame (3), and the bolts (14) form a reset structure through the springs (13).

4. A quantum dot backlight module according to claim 3, wherein: the corner positions of the outer parts of the upper frames (2) close to one end of the lower frames (3) are provided with through cavities (11), one sides of the through cavities (11) far away from the bolts (14) are fixedly provided with vertical plates (16), and the positions of the inner parts of the vertical plates (16) parallel to the bolts (14) are transversely provided with T-shaped blocks (15) in a sliding mode.

5. The quantum dot backlight module of claim 4, wherein: one side of the T-shaped block (15) far away from the bolt (14) is rotated to form a rotating plate (9).

6. The quantum dot backlight module of claim 5, wherein: the through cavity (11) is L-shaped, and the width of the through cavity (11) far away from the outer wall of the lower frame (3) is larger than the section of the rotating plate (9).