CN115966136A - Backlight module supporting structure, backlight module and display - Google Patents

Abstract

The invention relates to a support structure of a backlight module, the backlight module and a display. The invention also provides a display comprising a backlight module and a display panel arranged on the backlight module, wherein the positioning structure is made of elastic material and is connected with the first plate, the joint structure is connected with the positioning structure and is connected to the fixed position of the second plate, and the positioning structure is made of elastic material.

Description

Backlight module supporting structure, backlight module and display

Technical Field

The present invention relates to a supporting structure, and more particularly to a supporting structure for a backlight module and a display.

Background

The present direct type backlight module includes a back plate, a light source and a diffusion plate, wherein the light source is disposed on the back plate, the diffusion plate can receive light projected by the light source, a plurality of supporting members are disposed between the diffusion plate and the back plate to maintain a spacing distance and form a light mixing space, and the light mixing space can uniformly distribute light emitted by the backlight module.

However, if the backlight module is subjected to external forces such as impact or vibration, which causes the diffuser plate to displace relative to the back plate and the supporters, the diffuser plate may be scratched by the supporters, which may affect the optical effect of the diffuser plate, and thus there is still room for improvement.

Disclosure of Invention

The main objective of the present invention is to provide a supporting structure of a backlight module, so as to improve the problem that the diffuser plate may be scratched by the supporting member when the backlight module is affected by an external force.

To achieve the above-mentioned object, the present invention provides a backlight module supporting structure disposed between a first plate and a second plate, comprising:

the two opposite ends of the positioning structure are respectively defined as a first end and a second end, and the first end is connected to the first plate; and

an engagement structure connected to the second end of the positioning structure and to the fixed position of the second plate;

the positioning structure is made of elastic material, and when the first plate and the second plate generate relative displacement, the positioning structure can generate elastic deformation so that the joint structure still keeps connected to the fixed position of the second plate.

The support structure of the backlight module is connected with the first plate through the first end of the positioning structure and is connected with the fixed position on the second plate through the joint structure, when the first plate or the second plate is subjected to relative displacement under the action of external force, the joint structure can keep the fixed position connected with the second plate and cannot fall off because the positioning structure is made of elastic material and can generate elastic deformation, so that the second plate can be prevented from being scratched, and the positioning structure can reset the second plate and can absorb vibration to prevent the second plate from being influenced.

To achieve the above-mentioned purpose, the present invention further provides a backlight module comprising:

a first plate member;

a second plate member;

at least one supporting structure of the backlight module; and

and the light source is arranged between the first plate and the second plate and can project light to the second plate.

To achieve the aforesaid objective, the present invention further provides a display comprising:

the backlight module as described above, wherein the first plate extends toward the second plate to form a frame wall; and

and the display panel is arranged on the frame wall, and the second plate is positioned between the first plate and the display panel.

In the backlight module of the invention, the first plate can be a back plate, and the second plate can be a diffusion plate, when the display is subjected to external forces such as impact, the support structure of the backlight module is used, so that the diffusion plate can be effectively prevented from being scratched or influenced, and the maintenance and production cost can be reduced.

Drawings

FIG. 1: is a schematic diagram of a first preferred embodiment of a supporting structure of a backlight module according to the present invention.

FIG. 2 is a schematic diagram: the first end of the positioning structure of the first preferred embodiment of the supporting structure of the backlight module of the present invention is extended into the first plate.

FIG. 3: the first end of the positioning structure of the first preferred embodiment of the supporting structure of the backlight module of the present invention is a schematic view of a suction cup shape.

FIG. 4: a schematic view of a second preferred embodiment of the supporting structure of the backlight module according to the invention is shown.

FIG. 5: the length of the fixing member of the second preferred embodiment of the supporting structure of the backlight module of the present invention is schematically changed.

FIG. 6: the invention is a schematic diagram of the elastic deformation of the positioning structure of the support structure of the backlight module.

FIG. 7: is a schematic view of the backlight module of the present invention.

FIG. 8: is a schematic diagram of the display of the present invention.

Detailed Description

Referring to fig. 1 to 4, the supporting structure of the backlight module according to various preferred embodiments of the present invention is disposed between a first plate 30 and a second plate 40, and includes a positioning structure 10 and a bonding structure 20, wherein the supporting structure of the backlight module is made of a light-transmissive material and is used to maintain a distance between the first plate 30 and the second plate 40.

The two opposite ends of the positioning structure 10 are respectively defined as a first end 11 and a second end 12, the first end 11 is connected to the first plate 30, and preferably, as shown in fig. 1 and 4, the diameter of the first end 11 is larger than that of the second end 12, so as to enhance the structural strength of the positioning structure 10.

The connecting structure 20 is connected to the second end 12 of the positioning structure 10 and connected to the fixing position of the second plate 40. In the preferred embodiment of the present invention, the connecting structure 20 is in a suction disc shape and can vacuum-adsorb the second plate 40, and can be stably connected to the fixing position without coating optical cement, and the supporting structure of the backlight module can be repeatedly disassembled and assembled, thereby improving the convenience of maintenance.

As shown in fig. 6, when the first plate 30 and the second plate 40 are displaced relatively, the positioning structure 10 can be elastically deformed, so that the joint structure 20 is still connected to the fixed position of the second plate 40, thereby preventing the second plate 40 from being scratched by the joint structure 20, and the positioning structure 10 can reset the second plate 40, so as to prevent the edge of the second plate 40 from colliding with other components, and absorb the shock caused by the external force, thereby preventing the second plate 40 from being affected.

In addition, the positioning structure 10 and the connecting structure 20 can be two members that can be assembled and disassembled with each other, so that when the positioning structure 10 or the connecting structure 20 is damaged or reaches the service life, only the positioning structure 10 or the connecting structure 20 can be replaced, thereby reducing the cost, or the positioning structure 10 and the connecting structure 20 can be an integrally formed structure, thereby facilitating the assembly and disassembly of the supporting structure of the backlight module, and reducing the time of the assembly operation.

There are various connection ways between the positioning structure 10 and the first plate 30, in the first preferred embodiment of the present invention, the first end 11 of the positioning structure 10 can be coated with optical glue and adhered to the first plate 30, so as to reduce the production cost; or as shown in fig. 2, the first end 11 can be inserted into and fixed in the first plate 30 to improve the assembling strength of the positioning structure 10 combined with the first plate 30; or as shown in fig. 3, the first end 11 is in a shape of a suction cup and can be fixed to the first plate 30 by vacuum suction, so that the position of the supporting structure of the backlight module on the first plate 30 can be easily detached and changed, and the supporting structure still has sufficient connection strength.

In a second preferred embodiment of the present invention, as shown in fig. 4, the positioning structure 10 further has a fixing member 13, the first end 11 is connected to the first plate 30 through the fixing member 13, preferably, a through hole 31 corresponding to the fixing member 13 is disposed on the first plate 30, and the fixing member 13 is detachably disposed on the through hole 31 and the first end 11, so that when a manufacturer wants to adjust a spacing distance between the first plate 30 and the second plate 40 according to a design of a product to which the present invention is applied, as shown in fig. 5, the manufacturer only needs to replace the fixing member 13 with a different length, and does not need to separately open a mold to manufacture the positioning structure 10, thereby effectively reducing a production cost and increasing an application range of the supporting structure of the backlight module of the present invention.

In a preferred embodiment of the present invention, the fixing member 13 has a group-setting portion 131 and an extending portion 132, the group-setting portion 131 is disposed at the first end 11, an included angle is formed between the group-setting portion 131 and the extending portion 132, and the extending portion 132 is disposed at the other side of the first plate 30 relative to the second plate 40, when the supporting structure of the backlight module is subjected to an external force to separate the first plate 30 from the second plate 40, the strength of the fixing member 13 connected to the first plate 30 can be effectively improved by the design that the extending portion 132 is disposed at the other side of the first plate 30 relative to the second plate 40, so as to prevent the first plate 30 from separating from the second plate 40, preferably, the first plate 30 further has a matching groove 32 formed at a position corresponding to the extending portion 132, the depth of the matching groove 32 is slightly smaller than the diameter of the extending portion 132, so as to allow the extending portion 132 to be tightly fitted, and improve the strength of the fixing member 13 assembled to the first plate 30.

Referring to fig. 7, a backlight module according to a preferred embodiment of the present invention includes the first plate 30, the second plate 40, at least one supporting structure of the backlight module as described above, and a light source 50, where the light source 50 is disposed between the first plate 30 and the second plate 40, and can project light onto the second plate 40. In the present embodiment, the second plate 40 is a diffusion plate, and the light source 50 has a plurality of light emitting diodes arranged in an array.

Please refer to fig. 8, which is a preferred embodiment of the display according to the present invention, including the backlight module and the display panel 60 as described above, wherein the first plate 30 of the backlight module extends toward the second plate 40 to form a frame wall 33, the display panel 60 is disposed on the frame wall 33, and the second plate 40 is located between the first plate 30 and the display panel 60.

According to the design of the backlight module and the display with different sizes, one or more supporting structures of the backlight module can be arranged on the first plate 30 of the backlight module for manufacturers to select according to production requirements, furthermore, in a preferred embodiment of the backlight module and the display, the first plate 30 can be a back plate, the second plate 40 can be a diffusion plate, and the supporting structure of the backlight module is arranged between the back plate and the diffusion plate, so that a light mixing space is formed between the back plate and the diffusion plate, manufacturers can select the fixing pieces 13 with different lengths according to the size of the light mixing space of different products, thereby effectively reducing production cost, and when the display is subjected to external forces such as impact, the manufacturers can effectively avoid the diffusion plate from being scratched or influenced by the design of the positioning structure 10 of the supporting structure of the backlight module being made of an elastic material, thereby reducing maintenance and production cost.

In summary, due to the design that the positioning structure 10 is made of an elastic material, if the first plate 30 or the second plate 40 is relatively displaced under the action of an external force, the positioning structure 10 can elastically deform, so that the connecting structure 20 can maintain the fixed position of the second plate 40 and cannot fall off, thereby effectively preventing the second plate 40 from being scratched.

[ description of reference ]

10: positioning structure

11: first end

12: second end

13: fixing piece

131: assembling part

132: extension part

20: joint structure

30: first plate

31: piercing of holes

32: fitting groove

33: frame wall

40: second plate

50: light source

60: a display panel is provided.

Claims (10)

1. A support structure of a backlight module is characterized in that the support structure is arranged between a first plate and a second plate, and the support structure of the backlight module comprises:

the two opposite ends of the positioning structure are respectively defined as a first end and a second end, and the first end is connected to the first plate; and

an engagement structure connected to the second end of the positioning structure and to the fixed position of the second plate;

the positioning structure is made of elastic material, and when the first plate and the second plate generate relative displacement, the positioning structure can generate elastic deformation, so that the joint structure still keeps being connected to the fixed position of the second plate.

2. The backlight module supporting structure of claim 1, wherein the first end of the positioning structure can extend into and be fixed to the first plate.

3. The backlight module supporting structure of claim 1, wherein the first end of the positioning structure is in a shape of a suction cup and can be vacuum-sucked and fixed to the first plate.

4. The backlight module supporting structure of claim 1, wherein the positioning structure further comprises a fixing member, and the first end is connected to the first plate member via the fixing member.

5. The backlight module supporting structure as claimed in claim 4, wherein the fixing member has a set portion and an extending portion, the set portion is disposed at the first end, an included angle is formed between the set portion and the extending portion, and the extending portion is disposed at the other side of the first plate relative to the second plate.

6. The support structure of any of claims 1 to 5, wherein the first end of the positioning structure has a diameter larger than that of the second end.

7. The support structure of any one of claims 1-5, wherein the positioning structure and the connecting structure are integrally formed.

8. The supporting structure of a backlight module according to any of claims 1-5, wherein the engaging structure is in a shape of a suction cup and can vacuum-absorb the second plate.

9. A backlight module, comprising:

a first plate member;

a second plate member;

at least one support structure for a backlight module according to any one of claims 1 to 8; and

and the light source is arranged between the first plate and the second plate and can project light to the second plate.

10. A display, comprising:

the backlight module as claimed in claim 9, wherein the first plate extends toward the second plate to form a frame wall; and

and the display panel is arranged on the frame wall, and the second plate is positioned between the first plate and the display panel.

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