CN212846282U

CN212846282U - Breakage-resistant LED backlight source structure

Info

Publication number: CN212846282U
Application number: CN202022259978.3U
Authority: CN
Inventors: 沈晓锋; 张海中; 沈晓慧
Original assignee: Shenzhen Jinxiao Times Technology Co ltd
Current assignee: Shenzhen Jinxiao Times Technology Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-03-30
Anticipated expiration: 2030-10-12

Abstract

The utility model belongs to the technical field of the backlight and specifically relates to an anti-damage backlight structure is related to, include the backlight main part and glue the frame, the backlight main part set up in glue in the frame, four side angle homogeneous integrated into one piece of gluing the frame have the locating piece, two can dismantle between the locating piece and be connected with anti-broken sand grip, the locating piece deviates from the one end of gluing the frame is provided with the buffering sand grip, the buffering sand grip with be provided with between the locating piece and be used for right the spacing bolster of buffering sand grip. Set up at the lateral wall of gluing the frame and prevent broken sand grip, add the buffering sand grip on the locating piece, played the guard action to gluing the frame, because the wear-resisting and the characteristic of buffering that the anti-broken sand grip has, be provided with the buffering subassembly between buffering sand grip and the locating piece simultaneously, difficult damage when making gluey frame receive the extrusion or collide to the anti damage ability of frame is glued in the reinforcing, makes the difficult light leak of backlight main part or damage.

Description

Breakage-resistant LED backlight source structure

Technical Field

The application relates to the field of backlight sources, in particular to an anti-damage backlight source structure.

Background

The backlight source mainly comprises a light source, a light guide plate, an optical film and a plastic frame, and has the characteristics of high brightness, long service life, uniform light emission and the like. At present, there are three types of backlight sources, i.e., EL, CCFL and LED, and as LCD modules are developed to be brighter, lighter and thinner.

Generally, a backlight source mainly comprises a light source, a light guide plate, an optical film and a plastic frame, wherein a backlight source main body is arranged in the plastic frame to play a role of protecting and fixing the backlight source main body, but in the using process, the LED backlight source can be vibrated or extruded by external force, and the plastic frame can be damaged to cause light leakage, so that the LED backlight source is easy to damage, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the breakage resistance of gluing the frame, this application provides a breakage resistance LED backlight structure.

The application provides an anti-damage LED backlight adopts following technical scheme:

the utility model provides an anti-damage LED backlight structure, includes the backlight main part and glues the frame, the backlight main part set up in glue in the frame, four side angle homogeneous integrated into one piece of gluing the frame have the locating piece, two can dismantle between the locating piece and be connected with anti-broken sand grip, the locating piece deviates from the one end of gluing the frame is provided with the buffering sand grip, the buffering sand grip with be provided with between the locating piece be used for right the spacing bolster of buffering sand grip.

Through adopting above-mentioned technical scheme, set up at the lateral wall of gluing the frame and prevent broken sand grip, set up the buffering sand grip on the locating piece, played the guard action to gluing the frame, because the wear-resisting and the characteristics of buffering that prevent broken sand grip has, be provided with the buffering subassembly between buffering sand grip and the locating piece simultaneously, make and glue the frame and receive difficult damage when extrudeing or colliding to the anti-damage ability of frame is glued in the reinforcing, makes the difficult light leak of backlight main part or damage.

Preferably, the bolster is the support column, the support column connect in on the buffering sand grip, be provided with the confession on the locating piece the shrinkage pool that the support column stretches out and the retraction, the support column inserts the shrinkage pool and with the shrinkage pool cooperation of sliding, the support column with be provided with between the shrinkage pool right the piece that resets that the support column resets.

Through adopting above-mentioned technical scheme, the support column slides with the shrinkage pool and cooperates, has played the supporting role to buffering the sand grip, sets up the piece that resets simultaneously and cushions the sand grip and reset, can strengthen the buffer capacity of buffering sand grip on the locating piece from this to further strengthen the buffer capacity of gluing the frame.

Preferably, the piece that resets is the spring, the spring set up in the shrinkage pool, just the both ends of spring connect respectively in the support column with between the shrinkage pool hole bottom.

Through adopting above-mentioned technical scheme, utilize the deformation of spring to make the support column play the cushioning effect when being extrudeed, simultaneously because the spring has elastic restoring force, can make the support column reset, the setting of spring has played the effect of resetting to the support column to the cushioning capacity of reinforcing buffering sand grip.

Preferably, be provided with first stopper on the support column, shrinkage pool orifice department sets up and is provided with the second stopper, first stopper is located in the shrinkage pool, works as when the spring is in natural state, first stopper with the second stopper is inconsistent.

Through adopting above-mentioned technical scheme, first stopper is contradicted each other with the second stopper, has played limiting displacement to the support column for the support column is difficult to break away from in the shrinkage pool.

Preferably, both ends of the anti-breaking convex strip are provided with first elastic clamping blocks, the positioning block is provided with first clamping holes corresponding to the first elastic clamping blocks, and the first elastic clamping blocks are in clamping fit with the first clamping holes.

Through adopting above-mentioned technical scheme, first elasticity fixture block cooperates with the first card hole joint that corresponds, can make the firm installation of anti-broken sand grip between two locating pieces, also is convenient for prevent the change of broken sand grip.

Preferably, the side wall of the anti-breaking convex strip is provided with a plurality of anti-skidding convex strips.

Through adopting above-mentioned technical scheme, the setting up of antiskid sand grip can further strengthen the wearability of anti-breaking sand grip, has also played the antiskid effect.

Preferably, an abutting convex strip is arranged on one side wall of the rubber frame in the circumferential direction, and when the backlight source main body is accommodated in the rubber frame, the backlight source main body is abutted against one side surface of the abutting convex strip.

Through adopting above-mentioned technical scheme, the area of contact of backlight main part and gluey frame can be increased in the setting of butt sand grip for the backlight main part can be stable install in gluey frame, also makes the difficult light leak of backlight main part.

Preferably, the side wall of the backlight source main body is provided with a plurality of second elastic clamping blocks, the side wall of the rubber frame is provided with a plurality of second clamping holes corresponding to the second elastic clamping blocks, and the second elastic clamping blocks are in clamping fit with the second clamping holes.

Through adopting above-mentioned technical scheme, the setting in second elasticity fixture block and second card hole can make the backlight main part fix in gluing the frame, and the stability between frame and the backlight main part is glued in the reinforcing makes the backlight main part be difficult for breaking away from gluing the frame.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the outer side wall of the rubber frame is additionally provided with the breakage-proof raised line, the positioning block is additionally provided with the buffering raised line, the rubber frame is protected, and due to the wear-resistant and buffering characteristics of the breakage-proof raised line, and the buffering component is arranged between the buffering raised line and the positioning block, the rubber frame is not easy to damage when being extruded or collided, so that the breakage-proof capability of the rubber frame is enhanced, and the backlight source main body is not easy to leak light or damage;

2. the position convex strips are matched with the concave holes in a sliding mode, and meanwhile, the reset piece is additionally arranged to buffer and reset the buffer convex strips, so that the buffer capacity of the buffer convex strips on the positioning blocks can be enhanced;

3. the arrangement of the second elastic clamping block and the second clamping hole enables the backlight source main body to be fixed in the rubber frame, and the stability between the rubber frame and the backlight source main body is enhanced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic sectional view of a positioning block according to an embodiment of the present application;

fig. 3 is a schematic view illustrating an assembly relationship between a backlight body and a rubber frame according to an embodiment of the present application.

Description of reference numerals: 1. a backlight source main body; 2. a rubber frame; 3. positioning blocks; 4. anti-breaking convex strips; 5. buffering the convex strips; 6. a support pillar; 7. concave holes; 8. a spring; 9. a first stopper; 10. a second limiting block; 11. a first elastic clamping block; 12. a first card hole; 13. abutting the convex strip; 14. anti-skid convex strips; 15. a second elastic clamping block; 16. a second card hole; 17. and (7) a rubber pad.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses anti-damage LED backlight structure, refer to fig. 1, and an anti-damage LED backlight structure comprises a backlight main body 1 and a rubber frame 2, wherein the backlight main body 1 is arranged in the rubber frame 2.

Referring to fig. 1 and 2, the four side corners of the rubber frame 2 are integrally formed with positioning blocks 3, and the positioning blocks 3 are arranged in an L shape. Meanwhile, one end of each positioning block 3, which deviates from the rubber frame 2, is provided with a buffer convex strip 5, and the buffer convex strip 5 is made of rubber material. A buffer piece used for limiting the buffer convex strip 5 is arranged between the buffer convex strip 5 and the positioning block 3. In this embodiment, the number of the buffer members between each buffer protrusion 5 and the positioning block 3 is two, and each group of the buffer members is the supporting pillar 6. Two support columns 6 are respectively located at two sides of the length direction of the buffer convex strip 5, and one end of each support column 6 is bonded on one side surface of the buffer convex strip 5 close to the positioning block 3. In addition, two concave holes 7 for the support columns 6 to extend out and retract are formed in the surface, facing the buffering convex strip 5, of the positioning block 3, and each support column 6 is inserted into each concave hole 7 and matched with the concave hole 7 in a sliding mode.

Referring to fig. 2, a reset member for resetting the support column 6 is provided between the support column 6 and the concave hole 7. Reset the piece and be spring 8, spring 8 sets up in shrinkage pool 7, and spring 8's both ends respectively fixed connection between support column 6 and shrinkage pool 7 hole bottoms, receives the extrusion back when support column 6, can play a reset effect to the supporting capacity of reinforcing support column 6 further strengthens the buffer capacity of buffering sand grip 5.

In order to make the supporting column 6 not easy to be separated from the concave hole 7, a first limiting block 9 arranged in a circular ring shape is fixedly sleeved at one end of the supporting column 6 far away from the buffering convex strip 5. Correspondingly, a second limiting block 10 which is arranged in a circular ring shape is bonded at the circumferential direction of the orifice of the concave hole 7. During the equipment, earlier locate support column 6 with second stopper 10 cover, bond first stopper 9 again, insert shrinkage pool 7 when first stopper 9, second stopper 10 bonds in shrinkage pool 7 orifice department. When the spring 8 is in a natural state, the supporting column 6 is reset, and at the moment, the first limiting block 9 is abutted to the second limiting block 10, so that the supporting column 6 is limited.

Referring to fig. 2 and 3, a breaking-proof convex strip 4 is detachably connected between the two positioning blocks 3, and in this embodiment, the breaking-proof convex strip 4 is made of a silica gel material. Installation and the dismantlement of being convenient for prevent broken sand grip 4, and then be convenient for prevent broken sand grip 4 and change, the both ends of preventing broken sand grip 4 all bond and have first elastic fixture block 11, first calorie of hole 12 that corresponds with first elastic fixture block 11 is all seted up on two adjacent 3 relative both sides surfaces of locating piece, conflict in the side surface of gluing frame 2 on one side surface of preventing broken sand grip 4, first elastic fixture block 11 aligns and the joint cooperation with first calorie of hole 12 that corresponds, a lateral wall that prevents broken sand grip 4 and keep away from gluey frame 2 all is provided with many anti-skidding sand grips 14.

In addition, a circumferential direction of one side wall of the rubber frame 2 is integrally formed with an abutting convex strip 13, when the backlight body 1 is accommodated in the rubber frame 2, the backlight body 1 abuts against one side surface of the abutting convex strip 13, so that the contact area between the backlight body 1 and the rubber frame 2 is increased, and the backlight body 1 is not easy to loose and separate from the rubber frame 2. Two side walls of the backlight main body 1 are fixedly provided with a plurality of second elastic clamping blocks 15, two inner sides of the rubber frame 2 opposite to each other are provided with a plurality of second clamping holes 16 corresponding to the second elastic clamping blocks 15, the plurality of second clamping holes 16 are arranged along the length direction of the rubber frame 2, and the second elastic clamping blocks 15 are in clamping fit with the second clamping holes 16. In addition, a rubber pad 17 arranged in a cylindrical shape is bonded on one side surface of each positioning block 3 and is arranged at the same side with the front surface of the backlight source, so that the front surface of the backlight source is not easily extruded

The implementation principle of the breakage-resistant LED backlight source structure in the embodiment of the application is as follows: set up at the lateral wall of gluing frame 2 and prevent broken sand grip 4, set up buffering sand grip 5 on locating piece 3, played the guard action to gluing frame 2, be provided with the bolster between buffering sand grip 5 and the locating piece 3 simultaneously, difficult damage when making to glue frame 2 and receive extrusion or collision to the anti damage ability of frame 2 is glued in the reinforcing, makes the difficult light leak of backlight main part 1 or damage.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an anti breakage LED backlight structure, includes backlight main part (1) and glues frame (2), its characterized in that: backlight main part (1) set up in glue in the frame (2), the equal integrated into one piece in four side angles of gluing frame (2) has locating piece (3), two can dismantle between locating piece (3) and be connected with anti-broken sand grip (4), locating piece (3) deviate from the one end of gluing frame (2) is provided with buffering sand grip (5), buffering sand grip (5) with be provided with between locating piece (3) and be used for right the support piece that buffering sand grip (5) supported.

2. The structure of claim 1, wherein: support piece is support column (6), support column (6) connect in on buffering sand grip (5), be provided with the confession on locating piece (3) shrinkage pool (7) that support column (6) stretch out and the retraction, support column (6) insert shrinkage pool (7) and with shrinkage pool (7) cooperation of sliding, support column (6) with be provided with between shrinkage pool (7) right the piece that resets of support column (6).

3. The structure of claim 2, wherein: the piece that resets is spring (8), spring (8) set up in shrinkage pool (7), just the both ends of spring (8) connect respectively in support column (6) with between shrinkage pool (7) hole bottom.

4. The structure of claim 3, wherein: be provided with first stopper (9) on support column (6), shrinkage pool (7) drill way department sets up and is provided with second stopper (10), first stopper (9) are located in shrinkage pool (7), work as when spring (8) are in natural state, first stopper (9) with second stopper (10) are inconsistent.

5. The structure of claim 1, wherein: the anti-breaking convex strip is characterized in that first elastic clamping blocks (11) are arranged at two ends of the anti-breaking convex strip (4), first clamping holes (12) corresponding to the first elastic clamping blocks (11) are formed in the positioning blocks (3), and the first elastic clamping blocks (11) are matched with the first clamping holes (12) in a clamping mode.

6. The structure of claim 1, wherein: the side wall of the anti-breaking convex strip (4) is provided with a plurality of anti-skidding convex strips (14).

7. The structure of claim 1, wherein: an abutting convex strip (13) is arranged on one side wall of the rubber frame (2) in the circumferential direction, and when the backlight source main body (1) is contained in the rubber frame (2), the backlight source main body (1) is abutted to one side surface of the abutting convex strip (13).

8. The structure of claim 1, wherein: the lateral wall of backlight main part (1) is provided with many second elasticity fixture block (15), the inside wall of gluing frame (2) be provided with a plurality of with second card hole (16) that second elasticity fixture block (15) correspond, second elasticity fixture block (15) with second card hole (16) joint cooperation.