TW202316184A - Support structure of backlight module, backlight module and display wherein the support structure of the backlight module of the present invention comprises a positioning structure and a joint structure - Google Patents

Abstract

A support structure of a backlight module of the present invention comprises a positioning structure and a joint structure. The backlight module provided by the present invention further comprises a first board, a second board, at least one support structure of the backlight module, and a light source. A display further provided by the present invention includes a backlight module and a display panel disposed on the backlight module. The positioning structure is made of an elastic material and connected to the first board. The joint structure is connected to the positioning structure and a fixed position of the second board. When the first board and the second board relatively displace, the positioning structure can generate an elastic deformation so that the joint structure is still connected to the fixed position of the second board so as to prevent the second board from being scratched. 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 board. The joint structure is connected to the second end of the positioning structure. The first end of the positioning structure is in a shape of suction cup and can be vacuum-adsorbed and fixed on the first board. The positioning structure further includes a fixing member and the first end is connected to the first board through the fixing member. The diameter of the first end of the positioning structure is greater than that of the second end.

Description

Support structure of backlight module, backlight module and display

The invention is a support structure, especially a support structure applied to a backlight module and a display.

The current direct-type backlight module includes a backplane, a light source and a diffusion plate, the light source is arranged on the backplane, the diffusion plate can receive the light projected by the light source, and the diffusion plate and the backlight A plurality of supports are arranged between the boards to maintain the distance and form a light mixing space, which can make the light emitted by the backlight module uniformly distributed.

However, if the backlight module is subjected to external force such as impact or vibration, causing the diffusion plate to be displaced relative to the back plate and the support, the diffusion plate may be scratched by the support, resulting in The optical effect of the diffuser plate is affected, so there is still room for improvement.

The main purpose of the present invention is to provide a support structure for the backlight module, so as to improve the current problem that the diffusion plate may be scratched by the support when the backlight module is affected by external force.

In order to achieve the purpose disclosed above, the supporting structure of the backlight module of the present invention is arranged between a first plate and a second plate, and includes: a positioning structure, the opposite ends of the positioning structure are respectively defined as a first end and a second end, the first end is connected to the first plate; and an engaging structure connected to the second end of the positioning structure and connected to a fixed position of the second panel; Wherein, the positioning structure is made of elastic material, and when the relative displacement of the first plate and the second plate occurs, the positioning structure can produce elastic deformation, so that the joint structure remains connected to the second plate the fixed position of the component.

The supporting structure of the backlight module of the present invention is connected to the first plate through the first end of the positioning structure, and connected to the fixed position on the second plate through the joint structure, when the first plate or the When the second board is displaced relative to the external force, since the positioning structure is made of elastic material and can be elastically deformed, the joint structure can remain connected to the fixed position of the second board without falling off, so as to prevent the second plate from being scratched, and the positioning structure can reset the second plate, and can absorb shocks, so as to prevent the second plate from being affected.

In order to achieve the purpose disclosed above, the backlight module provided by the present invention includes: a first panel; a second panel; a supporting structure of at least one of the aforementioned backlight modules; and A light source is arranged between the first board and the second board and can project light to the second board.

In order to achieve the purpose disclosed above, the display provided by the present invention includes: A backlight module as described above, wherein the first panel extends toward the second panel to form a frame wall; and A display panel is arranged on the frame wall, and the second plate is located between the first plate and the display panel.

In the backlight module of the present invention, the first plate can be a back plate, and the second plate can be a diffusion plate. When the display of the present invention is subjected to external forces such as impact, the backlight module can The supporting structure of the set can effectively prevent the diffuser plate from being scratched or affected, thereby reducing maintenance and production costs.

Please refer to FIG. 1 to FIG. 4, which are various preferred embodiments of the supporting structure of the backlight module of the present invention. The supporting structure of the backlight module is arranged between a first plate 30 and a second plate 40, It also includes a positioning structure 10 and a joint structure 20, wherein the supporting structure of the backlight module is made of a light-transmitting material, and is used to maintain the gap between the first plate 30 and the second plate 40 A separation distance.

The 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, preferably, as shown in Figure 1 and Figure 4 , the diameter of the first end 11 is larger than the diameter of the second end 12 to improve the structural strength of the positioning structure 10 .

The joint structure 20 is connected to the second end 12 of the positioning structure 10, and is connected to a fixed position of the second plate 40. In a preferred embodiment of the present invention, the joint structure 20 is in the shape of a suction cup and can The second plate 40 can be firmly connected to the fixed position without applying optical glue by vacuum suction, and the supporting structure of the backlight module can be disassembled repeatedly, which improves the convenience of maintenance.

Wherein, the positioning structure 10 is made of an elastic material. As shown in FIG. 6, when the relative displacement of the first plate 30 and the second plate 40 occurs, the positioning structure 10 can produce elastic deformation, so that the joint The structure 20 remains connected to the fixed position of the second plate 40, thereby preventing the second plate 40 from being scratched by the engaging structure 20, and the positioning structure 10 enables the second plate 40 Reset to prevent the edge of the second plate 40 from colliding with other components, and absorb the shock caused by external force, so as to prevent the second plate 40 from being affected.

In addition, the positioning structure 10 and the joint structure 20 can be two components that can be disassembled from each other, so that only the positioning structure 10 can be replaced when the positioning structure 10 or the joint structure 20 is damaged or reaches the end of its service life Or the joint structure 20 can reduce the cost, or the positioning structure 10 and the joint structure 20 can be integrally formed, so that the supporting structure of the backlight module can be easily assembled and disassembled, so as to reduce the time of assembly work.

There are multiple connection methods 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 pasted on the first plate 30. the first plate 30 to reduce production costs; or as shown in Figure 2, the first end 11 can be inserted into and fixed in the first plate 30 to enhance the positioning structure 10 combined with the The assembly strength of the first plate 30; or as shown in Figure 3, the first end 11 is in the shape of a suction cup, and can be vacuum-adsorbed and fixed on the first plate 30, so that it can be easily disassembled and changed The supporting structure of the backlight module is located on the first plate 30 and still has sufficient connection strength.

In the second preferred embodiment of the present invention, as shown in FIG. 4, the positioning structure 10 also has a fixing member 13, and the first end 11 is connected to the first plate 30 through the fixing member 13, which is relatively Preferably, the first plate 30 is provided with a through hole 31 corresponding to the fixing part 13, and the fixing part 13 is detachably arranged on the through hole 31 and the first end 11, so when the manufacturer follows this In the design of the product applied by the invention, when it is desired to adjust the distance between the first plate 30 and the second plate 40, as shown in Figure 5, the manufacturer only needs to replace the fixing parts 13 of different lengths. It can be achieved without additional mold making to manufacture the positioning structure 10 , which effectively reduces the production cost and improves the scope of application of the supporting structure of the backlight module of the present invention.

Wherein, in a preferred embodiment of the present invention, the fixing member 13 has a set part 131 and an extension part 132, the set part 131 is set at the first end 11, the set part 131 and the extension part 132 forms an included angle, and the extension 132 is provided on the other side of the first plate 30 relative to the second plate 40, when the support structure of the backlight module is subjected to the When an external force separates the first plate 30 from the second plate 40, the design of the extension 132 on the other side of the first plate 30 relative to the second plate 40 can effectively Improve the strength of the fixing member 13 connecting the first plate 30 to avoid the separation of the first plate 30 and the second plate 40. Preferably, the first plate 30 corresponds to the extension The position of the part 132 is also formed with a matching groove 32, the depth of the matching groove 32 is slightly smaller than the diameter of the extension part 132, so that the extension part 132 can be tightly fitted, and the fixing part 13 can be lifted to be assembled on the second part. The strength of a panel 30.

Please refer to FIG. 7, which is a preferred embodiment of the backlight module of the present invention, which 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 , the light source 50 is disposed between the first plate 30 and the second plate 40 , and can project light on the second plate 40 . In this 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 of the present invention, which includes a backlight module as mentioned above and a display panel 60, wherein the first plate 30 of the backlight module faces the second plate The member 40 extends 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 of different sizes, one or more supporting structures of the backlight module can be provided on the first plate 30 of the backlight module for manufacturers to produce according to their needs. Need to make an option, in addition, in the preferred implementation 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, and manufacturers can adjust the light mixing space according to different products. The size of the fixing member 13 can be selected with different lengths to effectively reduce the production cost, and when the display is subjected to external force such as impact, the positioning structure 10 through the supporting structure of the backlight module is designed with elastic material, It can effectively prevent the diffusion plate from being scratched or affected, thereby reducing maintenance and production costs.

To sum up, through the design that the positioning structure 10 is made of elastic material, if the first plate 30 or the second plate 40 is subjected to an external force to cause relative displacement, the positioning structure 10 can generate The elastic deformation enables the joint structure 20 to remain connected to the fixed position of the second plate 40 without falling off, thereby effectively preventing the second plate 40 from being scratched.

10: Positioning structure 11: first end 12: Second end 13:Fixer 131: Organization Department 132: Extension 20:Joint structure 30: The first board 31: perforation 32: Matching groove 33: frame wall 40: Second board 50: light source 60: Display panel

FIG. 1 is a schematic view of the first preferred embodiment of the supporting structure of the backlight module of the present invention. FIG. 2 is a schematic diagram of the first end of the positioning structure extending into the first plate in the first preferred embodiment of the supporting structure of the backlight module of the present invention. Fig. 3 is a schematic diagram of the first end of the positioning structure in the first preferred embodiment of the supporting structure of the backlight module of the present invention in the shape of a suction cup. FIG. 4 is a schematic diagram of a second preferred embodiment of the supporting structure of the backlight module of the present invention. Fig. 5 is a schematic view of changing length of the fixing member in the second preferred embodiment of the supporting structure of the backlight module of the present invention. FIG. 6 is a schematic diagram of the elastic deformation of the positioning structure of the supporting structure of the backlight module of the present invention. FIG. 7 is a schematic diagram of the backlight module of the present invention. Fig. 8: is a schematic diagram of the display of the present invention.

10: Positioning structure

11: first end

12: Second end

13:Fixer

131: Organization Department

132: Extension

20:Joint structure

30: The first board

31: perforation

32: Matching groove

40: Second board

Claims (10)

A support structure of a backlight module, which is arranged between a first board and a second board, the support structure of the backlight module includes: a positioning structure, the opposite ends of the positioning structure are respectively defined as a first end and a second end, the first end is connected to the first plate; and an engaging structure connected to the second end of the positioning structure and connected to a fixed position of the second panel; Wherein, the positioning structure is made of elastic material, and when the relative displacement of the first plate and the second plate occurs, the positioning structure can produce elastic deformation, so that the joint structure remains connected to the second plate the fixed position of the component. The supporting structure of the backlight module according to claim 1, wherein the first end of the positioning structure can extend into and be fixed on the first board. The supporting structure of the backlight module according to Claim 1, wherein the first end of the positioning structure is in the shape of a suction cup, and can be vacuum-adsorbed to be fixed on the first board. The supporting structure of the backlight module according to claim 1, wherein the positioning structure further has a fixing part, and the first end is connected to the first board through the fixing part. The supporting structure of the backlight module as described in Claim 4, wherein the fixing part has a set part and an extension part, the set part is set at the first end, and the set part and the extension part form a There is an included angle, and the extension part is arranged on the other side of the first board relative to the second board. The supporting structure of a backlight module according to any one of claims 1 to 5, wherein the diameter of the first end of the positioning structure is larger than the diameter of the second end. The supporting structure of a backlight module according to any one of Claims 1 to 5, wherein the positioning structure and the joining structure are integrally formed. The supporting structure of a backlight module according to any one of claims 1 to 5, wherein the joint structure is in the shape of a suction cup, and can vacuum absorb the second plate. A backlight module, which includes: a first panel; a second panel; At least one supporting structure of the backlight module as described in any one of Claims 1 to 8; and A light source is arranged between the first board and the second board and can project light to the second board. a display comprising: A backlight module according to claim 9, wherein the first panel extends toward the second panel to form a frame wall; and A display panel is arranged on the frame wall, and the second plate is located between the first plate and the display panel.

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