CN213957802U

CN213957802U - Reflector plate fixed knot of backlight unit constructs

Info

Publication number: CN213957802U
Application number: CN202023270934.7U
Authority: CN
Inventors: 刘景龙; 罗威
Original assignee: Jiangsu Lingshida Intelligent Technology Co ltd
Current assignee: Jiangsu Lingshida Intelligent Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-13
Anticipated expiration: 2030-12-28

Abstract

The utility model provides a reflector plate fixing structure of a backlight module, which comprises a reflector plate and a back plate, wherein a plurality of grooves are arranged at the edge of the back plate, a plurality of clamping grooves are arranged on two side walls in the grooves relatively, a plurality of clamping columns are arranged on the reflector plate and close to one side of the back plate, and the clamping columns are in one-to-one correspondence with the grooves on the close side of the back plate; reflecting piece one side subsides are equipped with strengthening mechanism and are used for strengthening the fixed between adjacent reflecting piece, and strengthening mechanism includes buckle unit and grafting unit, and the buckle unit includes sliding bottom plate and inserts the frame, and both sides all are equipped with the hook-shaped strip on the sliding bottom plate and follow supreme clockwise or anticlockwise bending along respectively down, are equipped with the slot in inserting the frame, and the grafting unit is including bonding board, plugboard, turning block and inserted block group, and the grafting unit makes grafting unit and buckle unit connection in inserting the slot through inserted block group. The utility model discloses compact structure, it is convenient to load and unload, strengthens fixed and adjacent reflector plate within a definite time of reflector plate and backplate, improves installation effectiveness and compatibility.

Description

Reflector plate fixed knot of backlight unit constructs

Technical Field

The utility model belongs to the technical field of backlight unit, concretely relates to backlight unit's reflector plate fixed knot constructs.

Background

The backlight module is one of the key components of the liquid crystal display panel, and has the function of supplying sufficient light source with uniform brightness and distribution, so that the backlight module can normally display images. The lamp strip, the light guide plate, the reflector plate and the optical film form a backlight module. When the light emitted by the liquid crystal display panel irradiates on the liquid crystal display panel, the light can upwards penetrate through the lower polarizing plate, and the light can be converted into the polarization direction according to the mechanism of the different liquid crystal display panels. Then the light contacts the color filter to generate color, and finally enters the upper polaroid. After the polarization direction is converted by the liquid crystal, part of light can be emitted, and part of light can be absorbed. Each pixel on the whole liquid crystal panel can respectively determine the intensity of the emergent light, so that an image is generated.

In the prior art, the reflector plate needs to be fixed on the back plate, and the reflecting surface of the reflector plate needs to be relatively flat, so that the light emitting efficiency of the backlight module is ensured; when the reflector plate is adhered by the adhesive, the reflector plate is easy to damage during reworking, and the reflector plate is easy to fall off after being heated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a backlight unit's reflector plate fixed knot constructs strengthens the reflector plate and the fixed of backplate and adjacent reflector plate within a definite time, improves installation effectiveness and compatibility.

The utility model provides a following technical scheme:

a reflector fixing structure of a backlight module comprises a reflector and a back plate, wherein a plurality of grooves are formed in the edge of the back plate, a plurality of clamping grooves are formed in two opposite side walls in each groove, a plurality of clamping columns are arranged on one side, close to the back plate, of the reflector, and the clamping columns correspond to the grooves on the side, close to the back plate, of the back plate one by one; the utility model discloses a reflector plate, including reflector plate, reinforcing mechanism, bayonet joint unit, plug-in connection unit, reinforcing mechanism, buckle unit and plug-in connection unit, the reflector plate is equipped with on one side subsides and is used for strengthening the fixed between adjacent reflector plate, reinforcing mechanism includes buckle unit and plug-in connection unit, buckle unit includes sliding bottom plate and inserts the frame, both sides all are equipped with hook-shaped strip and follow supreme clockwise or anticlockwise bending along respectively down on the sliding bottom plate, be equipped with the slot in the plug-in connection unit, the plug-in connection unit includes bonding plate, plugboard, turning block and plug-in block group, the plug-in connection unit makes plug-in connection unit and buckle unit be connected in inserting the slot through plug-in block group.

Preferably, the clamping columns are provided with clamping blocks at two sides of the bottom close to the clamping grooves.

Preferentially, parallel and the equidistance is equipped with many lamp areas on the backplate, the equidistance is equipped with a plurality of lamp pearls on the lamp area.

Preferably, through holes are formed in the slots close to the two sides of the hook strips, and the slots are communicated with the outside through the through holes.

Preferably, all be equipped with the insulating layer under sliding bottom and the bonding board, parallel hook-shaped strip is equipped with many sticky tapes under the insulating layer, the sticky tape material adopts the polyimide sticky tape.

Preferably, the bonding plate and the inserting plate are arranged on two sides of the rotating block relatively, connecting blocks are arranged on two sides of the rotating block relatively, the connecting blocks are fixedly connected with the bonding plate and the inserting plate respectively, and sliding rods are vertically arranged on two sides of the hook-shaped strip on the inserting plate in parallel.

Preferentially, the insertion block group comprises a bottom block, a fixed column vertically arranged in the middle of the bottom block and insertion columns respectively arranged on two sides of the fixed column, and the insertion columns are clamped at the edges of the through holes after being inserted into the slots.

Preferentially, the buckle unit is all pasted through the sticky tape and is located homonymy both ends and insert the frame and keep away from the reflector plate edge on the reflector plate, the unit of pegging graft is all pasted through the bonding board and is located homonymy both ends and turning block and be in the reflector plate edge on the reflector plate.

Preferably, the buckling unit and the inserting unit are respectively attached to two ends of the same reflecting plate at the same side.

The utility model has the advantages that:

1. the clamping columns are inserted into the grooves, and the clamping blocks are extruded and clamped into the clamping grooves for fixing, so that the reflector plate and the back plate are fixedly connected, the assembly and disassembly are convenient, and the installation efficiency is improved;

2. the adjacent reflector plates are connected with the buckle units in an inserting mode through the inserting units, so that the reflector plates are fixed and compatible with the reflector plates with various sizes.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the connection of the back plate of the present invention;

FIG. 2 is a schematic view of the clip connection of the present invention;

FIG. 3 is a schematic side view of the connection between the fastening unit and the inserting unit;

fig. 4 is a schematic top view of the connection between the fastening unit and the inserting unit of the present invention;

FIG. 5 is a schematic view of the sticking connection of the fastening units on the same reflector plate of the present invention;

FIG. 6 is a schematic view of the same reflection sheet with the plug-in unit adhered and connected;

fig. 7 is a schematic view of another bonding method for the same reflecting sheet according to the present invention.

Labeled as: 1. the LED lamp comprises a reflector plate, 11 clamping columns, 111 clamping blocks, 2 back plates, 21 grooves, 211 clamping grooves, 22 lamp strips, 221 lamp beads, 3 reinforcing mechanisms, 4 clamping units, 41 sliding bottom plates, 411 hook-shaped strips, 412 heat insulation layers, 413 adhesive tapes, 42 plug frames, 421 through holes, 5 plug-in units, 51 bonding plates, 52 plug-in plates, 521 sliding rods, 53 rotating blocks, 531 connecting blocks, 6 plug-in block groups, 61 bottom blocks, 62 fixing columns and 63 plug-in columns.

Detailed Description

Example one

As shown in fig. 1-2, a reflector fixing structure of a backlight module includes a reflector 1 and a back plate 2, a plurality of lamp strips 22 are parallelly and equidistantly arranged on the back plate 2, and a plurality of lamp beads 221 are equidistantly arranged on the lamp strips 22; 2 edges of backplate all are equipped with a plurality of recesses 21, both sides wall is equipped with a plurality of draw-in grooves 211 relatively in the recess 21, be equipped with on reflector plate 1 and be close to 2 one sides of backplate and be equipped with a plurality of card posts 11, card post 11 and the recess 21 one-to-one of 2 looks nearsides of backplate, the bottom both sides that are close to draw-in groove 211 on the card post 11 all are equipped with fixture block 111, card post 11 inserts in the recess 21, and extrude fixture block 111 card and go into in the draw-in groove 211 and fix, make

reflector plate

1 and 2 fixed connection of backplate.

As shown in fig. 3-4, a reinforcing mechanism 3 is attached to one side of each reflector plate 1 for reinforcing fixation between adjacent reflector plates 1, the reinforcing mechanism 3 includes a fastening unit 4 and an inserting unit 5, the fastening unit 4 includes a sliding bottom plate 41 and an inserting frame 42, hook strips 411 are arranged on two sides of the sliding bottom plate 41 and are respectively bent clockwise or counterclockwise from bottom to top, inserting slots are arranged in the inserting frame 42, through holes 421 are arranged on two sides of the inserting slots, which are close to the hook strips 411, and the inserting slots are communicated with the outside through the through holes 421.

As shown in fig. 3-6, the plugging unit 5 includes a bonding plate 51, a plugging plate 52, a rotation block 53 and a plugging block set 6, the plugging unit 5 is inserted into the slot through the plugging block set 6 to connect the plugging unit 5 with the buckle unit 4, a heat insulation layer 412 is disposed under the sliding bottom plate 41 and the bonding plate 51, a plurality of tapes 413 are disposed on parallel hook strips 411 under the heat insulation layer 412, the tapes 413 are made of polyimide tapes 413, and the heat resistance and the acid and alkali resistance are high; the adhesive plate 51 and the inserting plate 52 are arranged on two sides of the rotating block 53 relatively, connecting blocks 531 are arranged on two sides of the rotating block 53 relatively, the connecting blocks 531 are fixedly connected with the adhesive plate 51 and the inserting plate 52 respectively, sliding rods 521 are vertically arranged on two sides of parallel hook-shaped strips 411 on the inserting plate 52 respectively, the inserting block group 6 comprises a bottom block 61, fixing columns 62 vertically arranged in the middle of the bottom block 61 and penetrating columns 63 respectively arranged on two sides of the fixing columns 62, and the penetrating columns 63 are clamped at the edges of the through holes 421 after being inserted into the inserting grooves.

As shown in fig. 5 to 6, a manner of adhering the snap unit 4 and the plug unit 5 in this embodiment is as follows: according to the length of the reflector 1, the buckling units 4 are all attached to two ends of the same side of the same reflector 1 through the adhesive tapes 413, the inserting frames 42 are far away from the edge of the reflector 1, the inserting units 5 are all attached to two ends of the same side of the other reflector 1 through the adhesive plates 51, the rotating blocks 53 are located at the edge of the reflector 1, the reflector 1 attached with the inserting units 5 and the reflector 1 attached with the buckling units 4 are located at adjacent positions, the inserting plates 52 of the inserting units 5 slide towards the inserting block direction on the sliding bottom plate 41, the sliding rods 521 slide in the hook-shaped strips 411, and then the inserting block groups 6 are inserted into the inserting slots and enable the inserting columns 63 to be connected to the edge of the inserting frames 42 through the through holes 421.

Example two

As shown in fig. 7, the present embodiment is different from the first embodiment in that: the other sticking mode of the buckling unit 4 and the inserting unit 5 is as follows: buckle unit 4 and grafting unit 5 paste respectively and locate the homonymy both ends on same reflecting plate 1, and the inserted block group 6 inserts in the slot and makes the interlude post 63 pass through-hole 421 joint and insert frame 42 edge, makes on the reflecting plate 1 around backplate 2

buckle unit

4 and 5 end-to-end connections of grafting unit.

The utility model has the advantages that: compact structure, it is convenient to load and unload, strengthens the reflector plate and the fixed and adjacent reflector plate between fixed, improves installation effectiveness and compatibility.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a backlight unit's reflector plate fixed knot constructs, includes reflector plate and backplate, its characterized in that: the edge of the back plate is provided with a plurality of grooves, two side walls in the grooves are provided with a plurality of clamping grooves oppositely, the side, close to the back plate, of the reflector plate is provided with a plurality of clamping columns, and the clamping columns correspond to the grooves on the side, close to the back plate, of the back plate one by one; the utility model discloses a reflector plate, including reflector plate, reinforcing mechanism, bayonet joint unit, plug-in connection unit, reinforcing mechanism, buckle unit and plug-in connection unit, the reflector plate is equipped with on one side subsides and is used for strengthening the fixed between adjacent reflector plate, reinforcing mechanism includes buckle unit and plug-in connection unit, buckle unit includes sliding bottom plate and inserts the frame, both sides all are equipped with hook-shaped strip and follow supreme clockwise or anticlockwise bending along respectively down on the sliding bottom plate, be equipped with the slot in the plug-in connection unit, the plug-in connection unit includes bonding plate, plug.

2. The structure of claim 1, wherein: clamping blocks are arranged on the two sides of the bottom, close to the clamping groove, of the clamping column.

3. The structure of claim 1, wherein: the backplate is gone up parallel and the equidistance is equipped with many lamp areas, the equidistance is equipped with a plurality of lamp pearls in the lamp area.

4. The structure of claim 1, wherein: through holes are formed in the two sides, close to the hook strips, of the inserting grooves, and the inserting grooves are communicated with the outside through the through holes.

5. The structure of claim 1, wherein: all be equipped with the insulating layer under sliding bottom and the bonding board, parallel hook-shaped strip is equipped with many sticky tapes under the insulating layer, the sticky tape material adopts the polyimide sticky tape.

6. The structure of claim 1, wherein: the adhesive plate and the insertion plate are arranged on two sides of the rotating block relatively, connecting blocks are arranged on two sides of the rotating block relatively, the connecting blocks are fixedly connected with the adhesive plate and the insertion plate respectively, and sliding rods are vertically arranged on two sides of the hook-shaped strip parallel to the insertion plate.

7. The structure of claim 4, wherein: the inserted block group comprises a bottom block, a fixed column and penetrating columns, wherein the fixed column is vertically arranged in the middle of the bottom block, the penetrating columns are respectively arranged on two sides of the fixed column, and the penetrating columns are clamped at the edges of the through holes after being inserted into the slots.

8. The structure of claim 1, wherein: the buckle unit is all pasted through the sticky tape and is located homonymy both ends and insert the frame and keep away from reflector plate edge on the reflector plate, the unit of pegging graft is all pasted through the bonding board and is located homonymy both ends and turning block and be in reflector plate edge on the reflector plate.

9. The structure of claim 1, wherein: the buckling unit and the inserting unit are respectively attached to two ends of the same reflecting plate at the same side.