CN210605283U

CN210605283U - Supporting structure and backlight module

Info

Publication number: CN210605283U
Application number: CN201921723703.1U
Authority: CN
Inventors: 王家琛; 罗瑾龙; 陈文东
Original assignee: Huizhou Shiwei New Technology Co Ltd
Current assignee: Huizhou Shiwei New Technology Co Ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-05-22
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a bearing structure and backlight unit, wherein, bearing structure includes support piece and buffering piece, support piece is provided with the buffering space, the bolster is located the buffering space, the bolster has the effect of buffering, the bolster is used for and locates the bolster upper end the diffuser plate butt. The utility model discloses can be through setting up the bolster that is used for supporting the diffuser plate in support piece's buffering space to the stress that produces on making the diffuser plate can obtain releasing through the bolster, reaches the purpose that the protection diffuser plate is not broken or the fish tail by the bursting.

Description

Supporting structure and backlight module

Technical Field

The utility model relates to a technical field is made to the display, especially relates to a bearing structure and backlight unit.

Background

The lcd device generally includes a backlight module and an lcd panel. Since the lcd panel does not emit light, a backlight module is needed to provide a light source. Generally, the backlight module is classified into a direct type and a side type, wherein the side type is generally used in a small-medium sized liquid crystal display device, and the direct type is generally used in a large-sized liquid crystal display device. In the backlight module, the diffusion plate is usually supported by a lamp support frame disposed on the back plate due to its large size and soft characteristics.

As shown in fig. 1, a structure diagram of a backlight module is shown, wherein a conical lamp supporting frame 01 is disposed between a back plate 02 and a diffusion plate 03 for supporting the diffusion plate 03, and since the conical lamp supporting frame 01 and the diffusion plate 03 are in rigid contact with each other, when the backlight module is impacted by an external force, the diffusion plate 03 is easily burst or scratched by the conical lamp supporting frame 01, thereby affecting the light emitting quality of the entire backlight module.

Accordingly, there is a need for a support structure and a backlight module that at least overcomes or alleviates the above-mentioned deficiencies in the prior art.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a supporting structure and a backlight module, which can solve the problem of the prior supporting structure that the supporting structure is easy to be broken or scratched when being impacted by external force.

In order to achieve the above object, the utility model provides a supporting structure and backlight unit, supporting structure is arranged in supporting the diffuser plate among the backlight unit, wherein, supporting structure includes support piece and buffering piece, support piece is provided with the buffering space, the bolster is located in the buffering space, the bolster has the effect of buffering, the bolster be used for with locate the bolster top the diffuser plate butt.

Preferably, the buffering piece comprises an elastic piece and a connecting portion, the elastic piece is connected with the bottom wall of the buffering space, the elastic piece is used for supporting the connecting portion, and the connecting portion is used for abutting against the diffusion plate.

Preferably, the buffer space includes a first receiving space for receiving the elastic member and a second receiving space for receiving the connecting portion, the first receiving space communicates with the second receiving space, and the first receiving space extends from the second receiving space toward the bottom wall of the support member.

Preferably, the elastic member is a spring, one end of the spring is connected to the bottom wall of the first accommodating space, and the other end of the spring abuts against the connecting portion.

Preferably, the elastic member includes a fixing bracket disposed on the bottom wall of the buffer space, and a plurality of elastic support pieces bent and extended from the fixing bracket to the obliquely upper side of the connection portion, and the plurality of support pieces are used for engaging with and supporting the connection portion.

Preferably, the fixed bolster includes a plurality of stationary blades that meet in same tie point mutually, and a plurality of certainly the stationary blade is kept away from the spacing piece that the one end bending extension of tie point, the stationary blade is kept away from the one end of tie point with the backing sheet is connected, the tie point is fixed to be set up on the diapire in buffering space, spacing piece with the lateral wall butt in buffering space is in order to restrict the motion of elastic component.

Preferably, the elastic part is an elastic body arranged in the buffer space, and a groove matched with the connecting part is formed in the elastic body.

Preferably, the support member includes a support base, a buffer base disposed on the support base, and a clamping portion disposed on the buffer base, the clamping portion limits the connection portion in the buffer space, the support base supports the buffer base, and the clamping portion, the buffer base, and the support base cooperate to form the buffer space.

Preferably, the connecting portion is a sphere, and when the elastic member is stretched, the elastic member pushes the connecting portion to abut against the plurality of engaging portions; when the elastic piece is compressed, the connecting part can roll in the buffer space.

Furthermore, the utility model also provides a backlight module, wherein, backlight module includes backplate, diffuser plate, sets up lamp source on the backplate and setting are in the backplate with bearing structure between the diffuser plate, bearing structure be above bearing structure.

In the technical scheme of the utility model, the supporting structure comprises a supporting piece and a buffer piece arranged in the buffer space formed by the supporting piece, and the buffer piece has the buffer function, namely when the diffusion plate does not receive the external action, the buffer piece normally extends to abut against the diffusion plate; when the diffuser plate receives the exogenic action, the bolster compresses in buffering space and takes place elastic deformation to make the stress that produces on the diffuser plate obtain releasing through the bolster, reach the purpose that the protection diffuser plate is not broken or the fish tail.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a backlight module in the prior art;

fig. 2 is a schematic cross-sectional view of a support structure according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of another support structure in an embodiment of the present invention;

FIG. 4 is a perspective view of the elastic member shown in FIG. 3;

fig. 5 is a schematic cross-sectional view of another embodiment of the present invention;

fig. 6 is a schematic perspective view of a supporting member according to an embodiment of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Description of the reference numerals of fig. 1 in the background art:

reference numerals	Name (R)	Reference numerals	Name (R)
				01	Conical lamp support frame	02	Back plate
03	Diffusion plate

The embodiment of the present invention is illustrated in fig. 2 to 5 with reference numbers:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Support piece	11	Buffer space
111	A first accommodating space	112	The second accommodating space
				12	Support base	13	Buffer base
14	Engaging part	2	Spring
				3	Fixing support	31	Fixing sheet
32	Limiting sheet	4	Support sheet
				5	Elastic body	6	Connecting part

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 2 to 5, according to an aspect of the present invention, a supporting structure is provided, the supporting structure is used for supporting a diffuser plate in a backlight module, wherein the supporting structure includes a supporting member 1 and a buffering member (not labeled), the supporting member 1 is provided with a buffering space 11, the buffering member is disposed in the buffering space 11, the buffering member has a buffering function, and the buffering member is used for abutting against the diffuser plate disposed above the buffering member.

In the technical scheme of the utility model, because the supporting structure provided comprises the supporting piece 1 and the buffer piece arranged in the buffer space 11 formed by the supporting piece 1, and the buffer piece has the buffer function, when the diffusion plate does not receive the external action, the buffer piece normally extends to abut against the diffusion plate; when the diffuser plate receives the exogenic action, the bolster compresses in buffering space and takes place elastic deformation to make the stress that produces on the diffuser plate obtain releasing through the bolster, reach the purpose that the protection diffuser plate is not broken or the fish tail.

Specifically, the buffer member includes an elastic member (not indicated by 3) connected to the bottom wall of the buffer space 11, the elastic member supporting the connection portion 6, and the connection portion 6 abutting against the diffuser plate. So that when the diffusion plate does not receive external force, the elastic piece normally extends the supporting connection part 6 to abut against the diffusion plate; when the diffuser plate is acted by external force, the connecting part 6 compresses the elastic piece in the buffer space 11, so that the elastic piece is elastically deformed.

In an embodiment, referring to fig. 2, the buffering space 11 includes a first receiving space 111 for receiving the elastic member, and a second receiving space 112 for receiving the connecting portion 6, the first receiving space 111 communicates with the second receiving space 112, and the first receiving space 111 extends from the second receiving space 112 toward the bottom wall of the support 1. Specifically, the elastic member is a spring 2, one end of the spring 2 is connected to the bottom wall of the first receiving space 111, and the other end of the spring 2 abuts against the connecting portion 6. When the diffusion plate is not acted by external force, the spring 2 normally extends to support the connecting part 6 to abut against the diffusion plate, and one end of the connecting part 6 abutting against the spring 2 is far away from the inner wall surface of the second accommodating space 112; when the diffusion plate is acted by external force, the connecting part 6 compresses the spring 2 in the buffer space 11 until the end of the connecting part 6, which is abutted against the spring 2, is abutted against the inner wall surface of the second accommodating space 112, and the elastic part is elastically deformed in the process, so that the stress generated on the diffusion plate can be released through the elastic part. Of course, the present invention is not limited thereto, and the spring 2 may have one end abutting against the first receiving space 111 and the other end fixedly connected to the connecting portion 6, or may have one end fixedly connected to the first receiving space 111 and the other end fixedly connected to the connecting portion 6.

In an embodiment, referring to fig. 3 and 4, the elastic member includes a fixing bracket 3 disposed on the bottom wall of the buffering space 11, and a plurality of elastic supporting pieces 4 bent and extended from the fixing bracket 3 to the connecting portion 6 obliquely upward, and the plurality of supporting pieces 4 are used for engaging and supporting the connecting portion 6. Further, the fixed bracket 3 includes a plurality of stationary sheets 31 connected to the same connection point, and a plurality of spacing sheets 32 extending from the end of the stationary sheet 31 away from the connection point, the end of the stationary sheet 31 away from the connection point is connected with the support sheet 4, the connection point is fixedly disposed on the bottom wall of the buffer space 11, and the spacing sheets 32 are abutted to the side wall of the buffer space 11 to limit the movement of the elastic member. When the diffuser plate is not acted by external force, the support sheet 4 extends normally to support the connection part 6 to abut against the diffuser plate; when the diffuser plate receives the exogenic action, connecting portion 6 compresses the elastic component in buffering space 11, because backing sheet 4 among the elastic component is the metal shrapnel for connecting portion 6 is pushing down the in-process of backing sheet 4, and backing sheet 4 is opened, and connecting portion 6 descends, and until spacing piece 32 and the inner wall butt of buffering space 11, elastic deformation takes place for this in-process elastic component, thereby the stress that produces on making the diffuser plate can obtain the release through the elastic component.

In an embodiment, referring to fig. 5, the elastic member is an elastic body 5 disposed in the buffering space 11, and the elastic body 5 is provided with a groove engaged with the connecting portion 6. The Elastomer 5 may be, but is not limited to, Thermoplastic polyurethane elastomers (TPU), Thermoplastic rubber materials (TPR), Thermoplastic vulcanizates (TPV), Thermoplastic elastomers (TPE), and the Elastomer 5 is a deformable and reversible soft material. When the diffusion plate is not acted by external force, the elastic body 5 normally extends to support the connecting part 6 to abut against the diffusion plate; when the diffusion plate is acted by external force, the connecting part 6 compresses the elastic body 5 in the buffer space 11 until the elastic body 5 is not compressed, and the elastic piece is elastically deformed in the process, so that the stress generated on the diffusion plate can be released through the elastic piece.

Meanwhile, referring to fig. 6, the support member 1 includes a support base 12, a buffer base 13 disposed on the support base 12, and a clamping portion 14 disposed on the buffer base 13, the support base 12 is configured to be disposed on the backboard to support the buffer base 13, the clamping portion 14 limits the connection portion 6 in the buffer space 11, and the clamping portion 14, the buffer base 13, and the support base 12 cooperate to form the buffer space 11. The engaging portions 14 may be provided along the outer edge of the buffer base 13 so as to form a circle, or as shown in fig. 6, a plurality of engaging portions 14 may be provided at intervals on the outer edge of the buffer base 13. Further, the support base 12 and the buffer base 13 are tapered cylinders.

More specifically, the connecting portion 6 is a sphere, and when the elastic member is stretched, the elastic member pushes the connecting portion 6 to abut against the plurality of engaging portions 14; when the spring is compressed, the connection 6 can roll in the damping space 11. The connecting portion 6 can roll in the buffer space 11 due to the external force, so as to continuously release the stress of the diffuser plate. The material of the connecting portion 6 may be, but not limited to, Polypropylene Plastic (PP), Polycarbonate Plastic (PC), Polystyrene Plastic (PS), or Polymethyl methacrylate (PMMA), and the connecting portion 6 made of the above materials is not deformable.

According to another aspect of the present invention, there is provided a backlight module, wherein the backlight module includes a back plate, a diffusion plate, a lamp source disposed on the back plate, and a supporting structure disposed between the back plate and the diffusion plate, and the supporting structure is the above supporting structure. Since the backlight module adopts all the technical solutions of the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not described in detail herein.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A support structure for supporting a diffuser plate in a backlight module, the support structure comprising:

a support provided with a buffer space;

the buffer piece is arranged in the buffer space and has a buffering effect, and the buffer piece is used for abutting against the diffusion plate and is arranged above the buffer piece.

2. The support structure of claim 1, wherein the buffer member includes an elastic member and a connection portion, the elastic member is connected to a bottom wall of the buffer space, the elastic member is configured to support the connection portion, and the connection portion is configured to abut against the diffuser plate.

3. The support structure according to claim 2, wherein the buffer space includes a first housing space for housing the elastic member and a second housing space for housing the connecting portion, the first housing space communicates with the second housing space, and the first housing space extends from the second housing space toward the bottom wall of the support member.

4. The support structure according to claim 3, wherein the elastic member is a spring, one end of the spring is connected to the bottom wall of the first housing space, and the other end of the spring abuts against the connecting portion.

5. The supporting structure of claim 2, wherein the elastic member comprises a fixing bracket disposed on the bottom wall of the buffering space, and a plurality of elastic supporting pieces bent and extended from the fixing bracket to the connecting portion obliquely upward, and the plurality of supporting pieces are used for engaging with and supporting the connecting portion.

6. The supporting structure as claimed in claim 5, wherein the fixing bracket includes a plurality of fixing pieces connected to a same connecting point, and a plurality of limiting pieces bent and extended from an end of the fixing piece away from the connecting point, an end of the fixing piece away from the connecting point is connected to the supporting piece, the connecting point is fixedly disposed on a bottom wall of the buffering space, and the limiting pieces are connected to side walls of the buffering space in an abutting manner to limit movement of the elastic pieces.

7. The supporting structure of claim 2, wherein the elastic member is an elastic body disposed in the buffering space, and the elastic body is provided with a groove engaged with the connecting portion.

8. The support structure according to any one of claims 2 to 7, wherein the support member includes a support base, a buffer base provided on the support base, and a engaging portion provided on the buffer base, the engaging portion restricting the connecting portion within the buffer space, the support base supporting the buffer base, the engaging portion, the buffer base, and the support base cooperating to form the buffer space.

9. The support structure of claim 8, wherein the connecting portion is a ball, and when the elastic member is stretched, the elastic member pushes the connecting portion to abut against the plurality of engaging portions; when the elastic piece is compressed, the connecting part can roll in the buffer space.

10. A backlight module, comprising a back plate, a diffusion plate, a light source disposed on the back plate, and a support structure disposed between the back plate and the diffusion plate, wherein the support structure is the support structure of any one of claims 1 to 9.