CN215340627U - Diffusion plate supporting mechanism of direct type backlight module - Google Patents
Diffusion plate supporting mechanism of direct type backlight module Download PDFInfo
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- CN215340627U CN215340627U CN202121133838.XU CN202121133838U CN215340627U CN 215340627 U CN215340627 U CN 215340627U CN 202121133838 U CN202121133838 U CN 202121133838U CN 215340627 U CN215340627 U CN 215340627U
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- supporting
- backlight module
- supporting seat
- type backlight
- direct type
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Abstract
The utility model discloses a diffusion plate supporting mechanism of a direct type backlight module, and relates to the technical field of backlight modules. The utility model comprises a support sheet, a buffer sheet, a support seat and a connecting buckle; the buffer sheet is positioned on the supporting seat, the buffer sheet and the supporting seat enclose a circle, the supporting sheet is connected to the upper side of the middle of the buffer sheet, and the connecting buckle is connected to the lower side of the middle of the supporting seat. The utility model has simple structure, easy installation, strong fixing reliability, good toughness when being acted by external force and capability of buffering the pressure of the diffusion plate and the optical diaphragm.
Description
Technical Field
The utility model relates to the technical field of liquid crystal modules, in particular to a diffusion plate supporting mechanism of a direct type backlight module.
Background
At present, liquid crystal display screens of displays are widely used, and the liquid crystal display screens comprise a liquid crystal panel and an LED backlight module, and the LED backlight module provides a light source for the liquid crystal panel. According to the optical structure division, the LED backlight module is divided into a direct type backlight module and an edge type backlight module, wherein the edge type backlight module places the light source on the side surface of the panel, and the direct type backlight module places the light source on the lower side of the panel. In the prior art, a direct-type backlight module includes a back plate, a diffusion plate, an optical film and liquid crystal glass, wherein the diffusion plate is mounted above the back plate, an edge portion of the diffusion plate is mounted above an edge portion of the back plate, the optical film is mounted above the diffusion plate, and the liquid crystal glass is mounted above the optical film. The diffusion plate supporting mechanism is a structural component used for supporting the diffusion plate and the optical membrane in the direct type backlight module, and because the diffusion plate has softer characteristics, if the diffusion plate supporting mechanism is not used, the diffusion plate and the optical membrane are locally sunken, so that the optical position brightness unevenness is generated, and the diffusion plate supporting mechanism is a component which must be used by the direct type backlight module.
Referring to chinese patent 201220142695.3, it discloses a diffuser plate support bracket, which includes a support portion, a connection portion and a fixing portion, wherein the connection portion is located in the middle and respectively connects the support portion and the fixing portion. The supporting part is formed by a supporting plate and a supporting column, and the supporting column is positioned on the upper surface of the supporting plate. The fixing part is composed of a base and fixing claws which are connected to the base and extend outwards uniformly. The diffuser plate supporting bracket of this patent is installed the operation comparatively simply, can play the effect that supports diffuser plate and optical diaphragm, but the diffuser plate supporting bracket of this patent does not have the elastic buffer effect when supporting diffuser plate and optical diaphragm, when diffuser plate and optical diaphragm received great external stress and warp rapidly, diffuser plate supporting bracket is because no buffer effect, and toughness is not had, and the structure of diffuser plate is destroyed easily to the rigid support apical force of its supporting part.
SUMMERY OF THE UTILITY MODEL
The present invention provides a diffuser plate supporting mechanism of a direct type backlight module, which has a simple structure, easy installation, strong fixing reliability, good toughness when receiving external force, and can buffer the pressure of the diffuser plate and the optical film.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a diffusion plate supporting mechanism of a direct type backlight module comprises a supporting sheet, a buffer sheet, a supporting seat and a connecting buckle; the buffer sheet is positioned on the supporting seat, the buffer sheet and the supporting seat enclose a circle, the supporting sheet is connected to the upper side of the middle of the buffer sheet, and the connecting buckle is connected to the lower side of the middle of the supporting seat.
Preferably, the buffer piece bilateral symmetry, the buffer piece include first arc flexion, hunch-up portion and second arc flexion from a left side to the right side in proper order, and the lower extreme of first arc flexion is connected with the left end of supporting seat, and the lower extreme of second arc flexion is connected with the right-hand member of supporting seat.
Preferably, the width of the supporting piece is gradually narrowed from bottom to top, and the upper end of the supporting piece is provided with a rounded corner.
Preferably, the main body of the support seat is a support disc, and the support disc is shaped like a lotus leaf, a circle, an ellipse or a square.
Preferably, the connecting buckle comprises a connecting rod, a left fixing claw and a right fixing claw, the upper end of the connecting rod is connected with the lower side of the middle part of the supporting seat, and the left fixing claw and the right fixing claw are symmetrically connected to the lower end of the connecting rod. And a reinforced table board is arranged at the connecting position of the supporting seat and the connecting rod.
Preferably, the diffuser plate support mechanism is an integrally molded PC transparent material mechanism.
The utility model has the beneficial effects that: because the buffer sheet is positioned on the supporting seat, the buffer sheet and the supporting seat enclose into a circle, and the supporting sheet is connected to the upper side of the middle part of the buffer sheet, when the diffusion plate and the optical film are stressed to be pressed downwards, the supporting sheet can play a role in supporting the diffusion plate and the optical film, and the buffer sheet can play a good buffer role, has good toughness, can buffer the pressure of the diffusion plate and the optical film, and prevents the rigid supporting jacking force of the supporting sheet from damaging the structure of the diffusion plate; in addition, the utility model integrally comprises the support sheet, the buffer sheet, the support seat and the connecting buckle, the integral structure is simple, the connecting buckle can be clamped on the back plate in a pressing mode, the installation is easy, and the fixing reliability is strong.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a second schematic view of the overall structure of the present invention.
FIG. 3 is a schematic view of a direct-type backlight module according to the present invention.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Detailed Description
The structural and operational principles of the present invention are explained in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present invention is a diffuser plate supporting mechanism of a direct type backlight module, which includes a supporting sheet 1, a buffer sheet 2, a supporting seat 3 and a connecting buckle 4; the buffer sheet 2 is positioned on the supporting seat 1, the buffer sheet 2 and the supporting seat 1 enclose a circle, the supporting sheet 3 is connected to the upper side of the middle part of the buffer sheet 2, and the connecting buckle 4 is connected to the lower side of the middle part of the supporting seat 1.
As shown in fig. 1 and 2, the buffer sheet 2 is bilaterally symmetrical, the buffer sheet 2 sequentially comprises a first arc-shaped bending portion 21, an arching portion 22 and a second arc-shaped bending portion 23 from left to right, the lower end of the first arc-shaped bending portion 21 is connected with the left end of the support seat 1, and the lower end of the second arc-shaped bending portion 23 is connected with the right end of the support seat 1. This can provide better cushioning.
As shown in fig. 1 and 2, the width of the support piece 3 gradually narrows from bottom to top, and the upper end of the support piece 3 has a rounded portion 31. This can minimize the influence of the support sheet 3 on the LED light and can support the diffusion plate better.
As shown in fig. 1 and 2, the main body of the support seat 1 is a support disc, and the support disc is shaped like a lotus leaf, a circle, an ellipse or a square. The connecting buckle 4 comprises a connecting rod 41, a left fixing claw 42 and a right fixing claw 43, the upper end of the connecting rod 41 is connected with the lower side of the middle part of the supporting seat 1, and the left fixing claw 42 and the right fixing claw 43 are symmetrically connected with the lower end of the connecting rod 41. And a reinforcing table surface 11 is arranged at the connecting position of the supporting seat 1 and the connecting rod 41. Therefore, the supporting seat 1 can have a better fixing effect, the connecting buckle 4 can be clamped on the back plate in a pressing mode, and the fixing is easy and the fixing reliability is high.
The diffusion plate supporting mechanism is an integrally formed PC transparent material mechanism, the manufacturing cost is low, the stability is high, and the PC transparent material mechanism does not influence optics.
As shown in fig. 3 and 4, the structure of the diffuser plate support mechanism 100 installed in the direct-type backlight module is schematically illustrated, the direct-type backlight module includes a back plate 101, a diffuser plate 102 and an optical film 103, and 2 diffuser plate support mechanisms 100 are installed on the back plate 101. The back plate 101 is provided with a mounting hole, and the connection buckle 4 of the diffusion plate supporting mechanism 100 passes through the mounting hole from top to bottom, so that the left fixing claw 42 and the right fixing claw 43 of the connection buckle 4 hold the lower side of the back plate. The support sheet 3 of the diffuser support mechanism 100 is spaced from the diffuser plate 102, and when the diffuser plate 102 and the optical film 103 are pressed downward by a force, the support sheet 3 can support the diffuser plate 102 and the optical film 103, and the buffer sheet can have a good buffering effect, has good toughness, can buffer the pressure of the diffuser plate 102 and the optical film 103, and prevents the rigid support of the support sheet 3 from damaging the structure of the diffuser plate 102.
The above description is only a preferred embodiment of the present invention, and all the minor modifications, equivalent changes and modifications made to the above embodiment according to the technical solution of the present invention are within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a straight following formula backlight unit's diffuser plate supporting mechanism which characterized in that: comprises a supporting sheet, a buffer sheet, a supporting seat and a connecting buckle; the buffer sheet is positioned on the supporting seat, the buffer sheet and the supporting seat enclose a circle, the supporting sheet is connected to the upper side of the middle of the buffer sheet, and the connecting buckle is connected to the lower side of the middle of the supporting seat.
2. The diffuser plate supporting mechanism of direct type backlight module as claimed in claim 1, wherein: buffer piece bilateral symmetry, buffer piece include first arc flexion, hunch-up portion and second arc flexion from a left side to the right side in proper order, and the lower extreme of first arc flexion is connected with the left end of supporting seat, and the lower extreme of second arc flexion is connected with the right-hand member of supporting seat.
3. The diffuser plate supporting mechanism of direct type backlight module as claimed in claim 1, wherein: the width of the supporting piece is gradually narrowed from bottom to top, and the upper end of the supporting piece is provided with a round corner.
4. The diffuser plate supporting mechanism of direct type backlight module as claimed in claim 1, wherein: the main body of the supporting seat is a supporting disk, and the supporting disk is in a lotus leaf shape, a circular shape, an oval shape or a square shape.
5. The diffuser plate supporting mechanism of direct type backlight module as claimed in claim 1, wherein: the connecting buckle comprises a connecting rod, a left fixing claw and a right fixing claw, the upper end of the connecting rod is connected with the lower side of the middle of the supporting seat, and the left fixing claw and the right fixing claw are symmetrically connected to the lower end of the connecting rod.
6. The diffuser plate supporting mechanism of direct type backlight module as claimed in claim 5, wherein: and a reinforced table board is arranged at the connecting position of the supporting seat and the connecting rod.
7. The diffuser plate supporting mechanism of direct type backlight module according to any one of claims 1 to 6, wherein: the diffusion plate supporting mechanism is an integrally formed PC transparent material mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121133838.XU CN215340627U (en) | 2021-05-25 | 2021-05-25 | Diffusion plate supporting mechanism of direct type backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121133838.XU CN215340627U (en) | 2021-05-25 | 2021-05-25 | Diffusion plate supporting mechanism of direct type backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215340627U true CN215340627U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121133838.XU Active CN215340627U (en) | 2021-05-25 | 2021-05-25 | Diffusion plate supporting mechanism of direct type backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215340627U (en) |
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2021
- 2021-05-25 CN CN202121133838.XU patent/CN215340627U/en active Active
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