CN213182254U

CN213182254U - Shadowless lamp supporting structure and shadowless backlight module

Info

Publication number: CN213182254U
Application number: CN202021372283.XU
Authority: CN
Inventors: 王豫元; 陈振洋
Original assignee: Huizhou Goldman Sachs Da Zhixian Technology Co ltd
Current assignee: Huizhou Goldman Sachs Da Zhixian Technology Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-05-11
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a shadowless lamp supporting structure, which comprises a bottom plate, a supporting plate and a reinforcing piece, wherein the bottom plate is provided with a fixing hole, and the fixing hole is used for fixing the bottom plate on a rear shell of a backlight module; the supporting plate is arranged on the bottom plate, and the side wall of the supporting plate is arranged in a plane; the reinforcing part comprises two reinforcing plates which are respectively arranged on the bottom part, and the supporting plate is embedded between the two reinforcing plates. The utility model relates to a shadowless lamp supporting structure, which changes the R angle structure of the traditional supporting plate into a plane structure by arranging the plane structure on the side walls of the supporting plate and the bottom plate, thereby reducing the reflection and refraction of light and concentrating the reflection and refraction, thereby effectively reducing the problem of shadow caused by the supporting plate; and through setting up the fixed orifices on the bottom, can make this bearing structure install on the dorsal scale firmly, through setting up the reinforcement, can make this bearing structure more stable more firm.

Description

Shadowless lamp supporting structure and shadowless backlight module

Technical Field

The utility model relates to a display module assembly field especially relates to a shadowless lamp bearing structure and shadowless backlight unit.

Background

The backlight module is one of the key components of television and display products. The backlight module mainly comprises a light source, a light guide plate, an optical film, a plastic frame, a lamp support and the like. The backlight module has the characteristics of high brightness, long service life, uniform light emission and the like. At present, there are three types of EL, CCFL and LED, and they are classified into edge type and direct type according to the distribution position of the light source.

The existing direct type backlight module is provided with a lamp supporting structure, however, on the lamp supporting structure, the edge of the supporting plate is provided with a fillet structure, namely the edge of the supporting plate is an R angle structure, and the R angle structure is provided with an arc surface, so that when the lamp irradiates, the angles of light reflection and light refraction of the arc surface on the R angle structure are more, and the reflection angles are disordered, so that the problems of large and long shadow are caused, and the display effect is influenced; moreover, the existing lamp supporting structure is not stable enough, and the supporting is not firm easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, provide a reflection refraction of focusing simple, reduce shadow problem, the more stable more firm shadowless lamp bearing structure and no shadow backlight unit of structure.

The purpose of the utility model is realized through the following technical scheme:

a shadowless lamp support structure comprising:

the backlight module comprises a bottom plate, a light source and a light source, wherein a fixing hole is formed in the bottom plate and used for fixing the bottom plate on a rear shell of the backlight module;

the supporting plate is arranged on the bottom plate, and the side wall of the supporting plate is arranged in a plane; and

the reinforcing piece comprises two reinforcing plates, the two reinforcing plates are respectively arranged on the bottom plate, and the supporting plate is embedded between the two reinforcing plates.

In one embodiment, the bottom plate comprises a mounting plate body and a positioning plate body, and the mounting plate body is arranged on the positioning plate body.

In one embodiment, the mounting plate has a first fixing hole, the positioning plate has a second fixing hole, and the first fixing hole is communicated with the second fixing hole.

In one embodiment, the positioning plate body is provided with a positioning blind hole, and the positioning blind hole is used for being matched with the bulge of the rear shell.

In one embodiment, the bottom plate further includes two supporting ribs, and the two supporting ribs are respectively disposed on the positioning plate.

In one embodiment, the supporting plate includes a supporting substrate disposed on the bottom plate and a supporting top plate disposed on the supporting substrate.

In one embodiment, the supporting top plate has a triangular configuration.

In one embodiment, the reinforcing plate has a triangular structure, and the side wall of the reinforcing plate is fitted to the supporting plate.

The utility model also provides a no shadow backlight unit, including above arbitrary item the shadowless lamp bearing structure, still include backshell, LED lamp and screen subassembly, the LED lamp with shadowless lamp bearing structure set up respectively in on the backshell, the backshell installation with on the screen subassembly.

In one embodiment, the panel assembly includes a liquid crystal panel, an optical film, and a diffusion plate sequentially attached to the liquid crystal panel, and one side of the diffusion plate away from the optical film is disposed on the rear case.

The utility model discloses compare in prior art's advantage and beneficial effect as follows:

the utility model relates to a shadowless lamp supporting structure and shadowless backlight module, through setting up the planar structure on the lateral wall of backup pad and bottom plate, change the R angle structure on the traditional backup pad into planar structure promptly, the reflection refraction of focusing is reduced, and reflection and refraction are comparatively concentrated, thus can reduce the problem of the shadow because the backup pad appears effectively; and through setting up the fixed orifices on the bottom, can make this bearing structure install on the dorsal scale firmly, through setting up the reinforcement, can make this bearing structure more stable more firm.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a shadowless lamp support structure according to an embodiment of the present invention;

FIG. 2 is a schematic view of another perspective shadowless lamp support structure shown in FIG. 1;

fig. 3 is a schematic structural view of a shadow-free backlight module according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a supporting structure of a shadowless lamp includes: the structure comprises a bottom plate 100, a support plate 200 and a reinforcing member 300, wherein the bottom plate 100 is used for fixing the whole shadowless lamp support structure; the support plate 200 is used for supporting the screen assembly; the reinforcing member 300 serves to fix the support plate 200.

Referring to fig. 1, a fixing hole 110 is formed in the bottom plate 100, and the fixing hole 110 is used for fixing the bottom plate to a rear case of the backlight module. The fixing hole is used for fixing the bottom plate on the rear shell of the backlight module. It should be noted that the side walls on the bottom plate 100 are arranged in a plane to reduce the shadows caused by the reflection and refraction of light.

Referring to fig. 1, the supporting plate 200 is disposed on the bottom plate 100, and a side wall of the supporting plate 200 is disposed in a plane 210. So, through setting up the lateral wall into planar structure, reflection and refraction that can effectual reduction light, that makes the change of refraction and reflection simple, the angle is comparatively unified to make the shadow that appears less.

Referring to fig. 1, the stiffener 300 includes two stiffener plates 310, which are respectively disposed on the bottom plate, and the supporting plate is embedded between the two stiffener plates. In this manner, the support plate can be securely mounted on the base plate by providing the reinforcing plate.

Therefore, by arranging the plane structures on the side walls of the supporting plate and the bottom plate, namely, the R-angle structure on the traditional supporting plate is changed into the plane structure, the reflection and refraction of light are reduced, and the reflection and refraction are concentrated, so that the problem of shadows caused by the supporting plate can be effectively reduced; and through setting up the fixed orifices on the bottom, can make this bearing structure install on the dorsal scale firmly, through setting up the reinforcement, can make this bearing structure more stable more firm.

Referring to fig. 2, the base plate 100 includes a mounting plate 120 and a positioning plate 130, and the mounting plate is disposed on the positioning plate. It should be noted that the mounting plate 120 is used for fixing a support plate; the positioning plate 130 is used to fix the base plate 100 to the rear case.

It should be noted that a first fixing hole is formed in the mounting plate, a second fixing hole is formed in the positioning plate, and the first fixing hole is communicated with the second fixing hole. Thus, the first fixing hole and the second fixing hole are arranged, and the fixing can be carried out through screws. The first fixing hole and the second fixing hole are both screw holes. Of course, the bottom plate of the lamp supporting structure can be adhered to the rear shell through back glue and is not limited to be fixed by screws.

Referring to fig. 2, the positioning plate 130 is provided with a positioning blind hole 131, and the positioning blind hole is used for being matched with the protrusion of the rear housing. So, through setting up the location blind hole, can realize preventing slow-witted on the one hand, on the other hand can realize the location to the bottom plate.

Referring to fig. 2, the bottom plate 100 further includes two supporting ribs 140, and the two supporting ribs are respectively disposed on the positioning plate. So, support the arris through setting up, can strengthen the structural strength of location plate body, improve the stability of its installation. One of the supporting ribs is located beside the second fixing hole, and the other supporting rib is located beside the positioning blind hole, so that the reliability of the base plate can be further enhanced.

Further, the bottom of the bottom plate can also be a flat structure, and the bottom plate can be directly adhered to the rear shell for fixing through glue or adhesive tape on the flat structure.

Referring to fig. 1, the supporting plate 200 includes a supporting substrate 220 disposed on the bottom plate and a supporting top plate 230 disposed on the supporting substrate. The supporting base plate 220 is used for fixing and supporting the top plate; the top support plate 230 is used to jack up the screen assembly. In this embodiment, the supporting top plate has a triangular structure.

Preferably, the reinforcing plate has a triangular structure, and a side wall of the reinforcing plate is fitted to the supporting plate. Thus, the fixing effect to the support plate can be enhanced.

Referring to fig. 3, the present invention further provides a shadow-free backlight module, which includes a shadow-free lamp supporting structure 10, and further includes a back shell 20, an LED lamp 30 and a screen assembly 40, wherein the LED lamp and the shadow-free lamp supporting structure are respectively disposed on the back shell, and the back shell is mounted on the screen assembly. It should be noted that the rear housing 20 is used for fixing the shadowless lamp supporting structure; the LED lamp 30 is used for providing a light source; the screen assembly 40 is used to implement the display function.

Referring to fig. 3, the panel assembly 40 includes a liquid crystal panel 41, an optical film 42, and a diffusion plate 43 sequentially attached to the rear case, wherein a side of the diffusion plate away from the optical film is disposed on the rear case. In this way, the final display effect can be achieved. It should be noted that, through setting up shadowless lamp bearing structure, can be so that reduce whole module one piece and increase lustre to can reduce the cost.

It should be noted that a reflection plate 50 is further attached to the rear case 20, and the reflection plate is disposed between the rear case and the diffusion plate. The number of the shadowless lamp supporting structures is provided with a plurality of, and the shadowless lamp supporting structures are uniformly distributed in the backlight module, so that the optical film and the liquid crystal panel can be supported to be concave inwards, and the OD value required by optics can be ensured.

the utility model relates to a shadowless lamp supporting structure, which changes the R angle structure of the traditional supporting plate into a plane structure by arranging the plane structure on the side walls of the supporting plate and the bottom plate, thereby reducing the reflection and refraction of light and concentrating the reflection and refraction, thereby effectively reducing the problem of shadow caused by the supporting plate; and through setting up the fixed orifices on the bottom, can make this bearing structure install on the dorsal scale firmly, through setting up the reinforcement, can make this bearing structure more stable more firm.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A shadowless lamp support structure comprising:

2. The shadowless lamp support structure of claim 1 wherein the base plate comprises a mounting plate body and a positioning plate body, the mounting plate body being disposed on the positioning plate body.

3. The shadowless lamp supporting structure of claim 2, wherein the mounting plate is provided with a first fixing hole, the positioning plate is provided with a second fixing hole, and the first fixing hole is communicated with the second fixing hole.

4. The shadowless lamp supporting structure of claim 2, wherein the positioning plate body is provided with a positioning blind hole, and the positioning blind hole is used for being matched with the protrusion of the rear shell.

5. The shadowless lamp support structure of claim 2, wherein the base plate further comprises two support edges, and the two support edges are respectively disposed on the positioning plate body.

6. The shadowless lamp support structure of claim 1, wherein the support plate comprises a support substrate disposed on the base plate and a support top plate disposed on the support substrate.

7. The shadowless lamp support structure of claim 6 wherein the support ceiling has a triangular configuration.

8. The shadowless lamp support structure of claim 1 wherein the stiffener plate has a triangular configuration and the side walls of the stiffener plate are fitted to the support plate.

9. A shadowless backlight module, comprising the shadowless lamp support structure of any one of claims 1 to 8, further comprising a back shell, an LED lamp and a screen assembly, wherein the LED lamp and the shadowless lamp support structure are respectively disposed on the back shell, and the back shell is mounted on the screen assembly.

10. The backlight module as claimed in claim 9, wherein the panel assembly comprises a liquid crystal panel, an optical film and a diffuser, the diffuser being disposed on the rear housing on a side of the diffuser away from the optical film.