CN218918334U

CN218918334U - Backboard and display device

Info

Publication number: CN218918334U
Application number: CN202222804298.4U
Authority: CN
Inventors: 曾志伟
Original assignee: Shenzhen Honghe Innovation Information Technology Co Ltd
Current assignee: Shenzhen Honghe Innovation Information Technology Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-04-25
Anticipated expiration: 2032-10-24

Abstract

The application provides a backboard and display equipment, wherein the backboard comprises a board main body and a hanging lug, one end of the hanging lug is connected with the board main body, and the other end of the hanging lug is provided with a limiting part; the hanger is used for forming plug-in connection with the hanging hole on the optical film, and the limiting part is used for limiting the optical film so as to prevent the optical film from falling out from the other end of the hanger. The backplate that this application provided has avoided additionally to use the part through set up the hangers on the backplate, has reduced material and human cost, has improved production efficiency, and sets up spacing portion on the hangers, can prevent effectively that optical diaphragm from taking off from the hangers in the equipment process, has improved production yield.

Description

Backboard and display device

Technical Field

The application belongs to the technical field of display, and particularly relates to a backboard and display equipment using the backboard.

Background

The mounting and fixing of various optical components in a display device plays a very important role in display effect, wherein the reliability of the assembled optical film is particularly important. At present, in the process of assembling the optical membrane, a hanging structure is additionally arranged on a backboard of the display device to fix the optical membrane, so that the material and manpower assembly cost is increased; or a clamping groove is formed in the back plate, a part of the back plate is turned up to be set as a hanging lug so as to fix the optical diaphragm, and in the mode, the optical diaphragm still can be tripped in the actual assembly process, so that poor production is caused.

In view of the foregoing, the back plate structure of the display device needs to be further improved.

Disclosure of Invention

An object of the embodiment of the application is to provide a backboard, so as to solve the problem that an optical film in the prior art is easy to trip in a fixed installation process.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows: the backboard comprises a board main body and hanging lugs, wherein one end of each hanging lug is connected with the board main body, and a limiting part is arranged at the other end of each hanging lug; the hanging lugs are used for being in plug-in fit with hanging holes in the optical film, and the limiting parts are used for limiting the optical film so as to prevent the optical film from falling out of the other ends of the hanging lugs.

Optionally, the limiting part is vertically connected with the hanging lugs.

Optionally, a first included angle is formed between the limiting part and the hanging lug, the first included angle is greater than or equal to 85 degrees, and the first included angle is smaller than 90 degrees.

Optionally, the limiting portion has an abutment surface for abutting against the optical film plane.

Optionally, the limit part is sleeved with a sleeve, and the sleeve is used for abutting against the optical membrane.

Optionally, the sleeve is made of silica gel.

Optionally, a plurality of spacing parts are arranged on the hanging lugs at intervals.

The beneficial effect of backplate that this application provided lies in: compared with the prior art, the backboard comprises the board main body and the hanging lugs, one end of each hanging lug is connected with the board main body, the other end of each hanging lug is provided with the limiting part, each hanging lug is used for being in plug-in fit with the hanging hole on the optical membrane and bearing the optical membrane, the other addition of parts on the backboard for fixing the optical membrane is avoided, and the material cost and the labor assembly cost are reduced; the limiting part is used for limiting the optical film to prevent the optical film from falling out of the other end of the hanging lug. According to the optical film fixing device, the limiting part is arranged on the hanging lugs, so that the optical film is limited to move above the hanging lugs in the process of fixed installation, the optical film is prevented from being tripped from the hanging lugs, the installation loss cost is reduced, and the production efficiency is improved.

The application also provides a display device, including optical diaphragm and backplate as above, optical diaphragm is equipped with the hanging hole, optical diaphragm passes through the hanging hole with the hangers of backplate forms grafting cooperation, optical diaphragm backstop in spacing portion.

Optionally, the hanging hole is formed at a position of the optical film near the edge, and the limiting part is abutted to the optical film and located at a position of one side of the hanging hole away from the center of the optical film.

Optionally, the display device further comprises a display screen, a middle frame, a front frame and at least two foam; the middle frame is connected with the backboard, the front frame is connected with the middle frame, and the display screen is abutted between the front frame and the middle frame; one of the foam is abutted between the middle frame and the optical film, and the other one is abutted between the middle frame and the display screen.

The beneficial effect of display device that this application provided lies in: compared with the prior art, the display device of the application comprises the back plate and the optical membrane, the optical membrane is provided with the hanging hole, the optical membrane is in plug-in connection with the back plate through the hanging hole, the optical membrane is stopped at the limiting part, and the optical membrane can be prevented from tripping in the assembly process.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required for the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a back plate according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of a suspension loop and an optical film according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a back plate according to an embodiment of the present disclosure;

FIG. 4 is a schematic cross-sectional view of a back plate according to another embodiment of the present disclosure;

fig. 5 is a schematic cross-sectional view of a display device according to an embodiment of the present disclosure;

fig. 6 is a schematic cross-sectional view of a display device according to another embodiment of the present disclosure;

fig. 7 is a schematic cross-sectional view of a display device according to another embodiment of the present application.

Wherein, each reference sign in the figure:

100-backboard; 10-plate body; 30-hanging lugs; 31-a limit part; 311-sleeve; 200-a display device; 201-an optical film; 2011-hanging holes; 203-a display screen; 205-front frame; 207-middle frame; 209-foam.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In order to solve the technical problems, the application provides a backboard. In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples.

In one aspect, referring to fig. 2, an embodiment of the present application provides a display device 200, which includes an optical film 201 and a back plate 100, wherein the optical film 201 is provided with a hanging hole 2011, and the optical film 201 forms a plug-in fit with a hanging lug 30 of the back plate 100 through the hanging hole 2011.

Among them, the display device 200 includes, but is not limited to: television, cell phone, tablet, iPad, digital broadcast terminal, messaging device, game console, medical device, fitness device, personal digital assistant.

The optical film 201 is used for enabling the display device 200 to display images normally, and the optical film 201 is arranged in the display device, so that the optical film 201 needs to be limited by the hanging lugs 30, and the optical film 201 is prevented from being deviated in the display device 200. In the related art, the optical film 201 is easily separated from the hanging ring 30 during the assembly process, resulting in poor production; or by adding additional parts to secure the optical film 201, material costs and labor assembly costs are increased. Based on the problem, the present application provides a back plate 100, which does not need to additionally increase parts, saves material cost, simplifies assembly process, and reduces manpower assembly cost; and solves the problem that the optical film 201 is easy to trip during the assembly process.

Referring to fig. 1 to 7, a back plate 100 according to an embodiment of the present application will be described. The backboard 100 comprises a board main body 10 and a hanging lug 30, one end of the hanging lug 30 is connected with the board main body 10, and as can be understood, a part of the backboard 100 is turned up to be arranged as the hanging lug 30, so that a new fixing structure is prevented from being additionally arranged on the backboard 100, the material cost is reduced, the manual assembly process is simplified, and the production efficiency is improved; the hanging lugs 30 are used for forming a plug-in fit with hanging holes 2011 on the optical film 201, referring to fig. 2, the optical film 201 is plugged into the hanging lugs 30, and movement of the optical film 201 is limited; the other end of the hanging lug 30 is provided with a limiting part 31, and the limiting part 31 is used for limiting the optical film 201 so as to prevent the optical film 201 from falling out from the other end of the hanging lug 30. Referring to fig. 1 and 5, a limiting portion 31 is provided on the hanging tab 30 to limit the optical film 201, so as to prevent the optical film 201 from being separated from the hanging tab 30 during the process of assembling the optical film 201. In the assembly process, the hanging hole 2011 of the optical film 201 can be sleeved on the limiting part 31, then the optical film 201 is gradually inclined to be inserted on the hanging lug 30, the optical film 201 can be made of PET (polyethylene terephthalate, commonly called polyester resin) material, and the PET material has good elasticity, so that the insertion and the matching of the hanging hole 2011 on the optical film 201 can be completed only by slightly bigger than the size of the hanging lug 30, and the movement of the optical film 201 can be limited after the optical film 201 is inserted on the hanging lug 30; the PET material has stable structure, is not easy to deteriorate, has excellent optical performance, is suitable for being matched with various coatings, and can well improve the display effect of the display device 200.

Referring to fig. 1 to 3 and 5, in an embodiment of the present application, the limiting portion 31 is vertically connected to the hanging tab 30. The stopper 31 is provided to be vertically connected with the hanger 30 to prevent the optical film 201 from being separated from the upper end of the hanger 30 during the assembly process. The middle part position at the upper end of the hanging lug 30 is provided with the limiting part 31, the limiting part 31 can be a gear structure perpendicular to the hanging lug 30, and the limiting part 31 can be integrally formed with the hanging lug 30, so that the compactness of the structure is enhanced, and the optical film 201 is prevented from tripping in the assembling process.

Specifically, in another embodiment of the present application, the limiting portion 31 may be detachably connected with the hanging ear 30, so that the assembly and the processing of the limiting portion 31 are convenient, and in the case that the limiting portion 31 is of a detachable structure, the material of the limiting portion 31 may be a rubber material, so that the limiting portion 31 has a certain elasticity, and the limiting portion 31 is not in hard contact with the optical film 201 while limiting the movement of the optical film 201, so as to protect the optical film 201 and avoid affecting the display effect. The limiting portion 31 may be a cubic structure, such as a cuboid or a cube structure, and in other embodiments, the limiting portion 31 may be other polyhedral structures, which are not limited herein.

Referring to fig. 4, in another embodiment of the present application, a first included angle is formed between the limiting portion 31 and the hanging ring 30, the first included angle is greater than or equal to 85 °, and the first included angle is less than 90 °. The limiting portion 31 may be configured to have an inclination angle with the suspension loop 30, so that the limiting portion 31 may have a pressing effect on the optical film 201, thereby enhancing the limiting effect of the limiting portion 31 on the optical film 201. Further, the range of the first included angle is set to 85 ° to 89 °, for example, the first included angle may be set to 85 °, 86 °, 87 °, 88 °, 89 °, so that the limiting portion 31 has a pressing effect on the optical film 201 and cannot damage the optical film 201, thereby ensuring the limiting of the optical film 201 by the limiting portion 31 and making the optical film 201 have a better display effect. In an embodiment of the present application, the limiting portion 31 having the first included angle with the hanging tab 30 may be an arch structure with a chamfer machined at the front end, so that the limiting portion 31 is convenient to abut against the optical film 201 and does not damage the optical film 201; in other embodiments, the limiting portion 31 may have other three-dimensional structures such as a semi-cylindrical structure, which is not limited herein.

Referring to fig. 6, in an embodiment of the present application, the limiting portion 31 has an abutment surface for abutting against the optical film 201. An abutting surface is arranged at a contact part of the limiting part 31 and the optical film 201, and the abutting surface can be formed by a chamfering process, so that the front end of the limiting part 31 is parallel to the optical film 201, and damage to the optical film 201 caused by the limiting part 31 when the limiting optical film 201 moves is avoided. Further, a release paper material may be disposed on the abutting surface, so that an adhesive portion is formed on the abutting surface, and an elastic member with the same area as the abutting surface is adhered on the adhesive portion, and the elastic member may be made of a rubber material, so as to reduce the impact force when the optical film 201 abuts against the limiting portion 31, and avoid damage caused by hard contact between the optical film 201 and the limiting portion 31, thereby better protecting the optical film 201.

Further, referring to fig. 7, in another embodiment of the present application, a sleeve 311 is disposed outside the limiting portion 31, and the sleeve 311 is used for abutting against the optical film 201. The sleeve 311 with the protection function is arranged outside the limiting part 31, so that the optical film 201 cannot be damaged when the limiting part 31 is abutted against the optical film 201, the sleeve 311 can be made of rubber materials, and the sleeve 311 has good elasticity, so that hard contact cannot occur when the sleeve 311 is abutted against the optical film 201, and the optical film 201 is better protected.

Specifically, the sleeve 311 may be made of a silicone material, so that the limiting portion 31 may be better wrapped, and the optical film 201 may be protected when the sleeve 311 abuts against the optical film 201. It should be understood that in other embodiments of the present application, the sleeve 311 may be made of other rubber materials, such as natural rubber, general purpose rubber, etc., which are not limited herein.

Further, in another embodiment of the present application, a plurality of spacing parts 31 are disposed on the hanging lugs 30 at intervals. A plurality of limiting parts 31 are arranged at the upper end of the hanging lug 30 to limit the optical film 201, so that the optical film 201 is prevented from tripping in the assembly process, and the plurality of limiting parts 31 are identical in size, so that the optical film 201 is convenient to be matched with the hanging lug 30 in a plugging manner.

Specifically, in an embodiment of the present application, the suspension loop 30 is a turned-up structure of at least a portion of the plate main body 10, a card structure is formed by turning up a portion of the plate main body 10, and the turned-up portion is set as the suspension loop 30, so that a new part is prevented from being added on the back plate 100 to realize the function of fixing the optical film 201, the material and manpower assembly cost is saved, the assembly process of the back plate 100 and the optical film 201 is optimized, and the production efficiency is improved. A light shielding sheet is provided at the turned-up portion of the plate body 10 to improve the display effect of the optical film 201.

Referring to fig. 2, in an embodiment of the present application, a hanging hole 2011 is formed at a position of the optical film 201 near the edge, and the limiting portion 31 abuts against a side of the hanging hole 2011 away from the center of the optical film 201.

Specifically, the optical film 201 is provided with three hanging holes 2011, three corresponding hanging lugs 30 with limiting parts 31 are arranged on three sides of the display device 200, the hanging holes 2011 are in plug-in fit with the hanging lugs 30, and the plurality of sides of the optical film 201 are limited, so that the optical film 201 is better prevented from being tripped in the assembly process.

It can be appreciated that the limiting portion 31 should face to the outside, i.e. the side of the hanging hole 2011 away from the center of the optical film 201.

In another embodiment of the present application, the optical film 201 is provided with a hanging hole 2011, the back plate 100 of the display device 200 is provided with a hanging tab 30 having a limiting portion 31, and the limiting portion 31 may be a unidirectional bent buckle structure and is abutted to a side of the hanging hole 2011 away from the center of the optical film 201; the limiting portion 31 may be a two-way bent buckle structure, so that the hanging lugs 30 form a T-shaped structure, and simultaneously abut against two sides of the hanging hole 2011 to limit the optical film 201, so as to prevent the optical film 201 from tripping in the assembly process.

Referring to fig. 5 to 7, in an embodiment of the present application, the display device 200 further includes a display screen 203, a middle frame 207, a front frame 205, and at least two foam 209; the middle frame 207 is connected to the back plate 100, the front frame 205 is connected to the middle frame 207, and the display screen 203 is abutted between the front frame 205 and the middle frame 207. The middle frame 207 is provided with a lug structure, and one end of the backboard 100, which is close to the middle frame 207, is provided with a bending structure, so that the backboard 100 is abutted with the lug structure of the middle frame 207, and the overall support strength of the backboard 100 is enhanced.

A foam 209 is arranged between the middle frame 207 and the optical film 201, so that the optical film 201 cannot be damaged due to hard contact with the middle frame 207 during normal operation, and the display effect is further affected; another foam 209 is arranged between the middle frame 207 and the display screen 203, so that the middle frame 207 and the display screen 203 are better protected, and further, foam 209 can be arranged between the display screen 203 and the front frame 205, so that the display screen 203 is protected.

The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.

Claims

1. A back plate (100) for use in a display device (200), said display device (200) comprising an optical film (201), characterized in that,

the back plate (100) comprises a plate main body (10) and hanging lugs (30),

one end of the hanging lug (30) is connected with the plate main body (10), and a limiting part (31) is arranged at the other end of the hanging lug (30); the hanging lugs (30) are used for being in plug-in fit with hanging holes (2011) in the optical film (201), and the limiting parts (31) are used for limiting the optical film (201) so as to prevent the optical film (201) from falling out of the other ends of the hanging lugs (30).

2. The back plate (100) according to claim 1, wherein the limit portion (31) is vertically connected with the hanger (30).

3. The back plate (100) according to claim 1, wherein the limiting portion (31) has a first angle with the suspension loop (30), the first angle being greater than or equal to 85 ° and the first angle being less than 90 °.

4. A back plate (100) according to claim 3, wherein the limit portion (31) has an abutment surface for abutment with a plane of the optical film (201).

5. The back plate (100) according to claim 1, wherein the limiting portion (31) is sleeved with a sleeve (311), and the sleeve (311) is used for abutting against the optical film (201).

6. The back plate (100) of claim 5, wherein the sleeve (311) is made of silicone.

7. The back plate (100) according to any one of claims 1 to 6, wherein a plurality of spacing portions (31) are provided on the hanger (30) in a spaced apart arrangement.

8. A display device (200) characterized by comprising an optical film (201) and a back plate (100) according to any of claims 1 to 7, wherein the optical film (201) is provided with a hanging hole (2011), the optical film (201) forms a plug-in fit with a hanging lug (30) of the back plate (100) through the hanging hole (2011), and the optical film (201) is stopped at a limiting part (31).

9. The display device (200) according to claim 8, wherein the hanging hole (2011) is formed at a position of the optical film (201) near an edge, and the limiting portion (31) abuts against the optical film (201) at a position of a side of the hanging hole (2011) away from a center of the optical film (201).

10. The display device (200) of claim 8, wherein the display device (200) further comprises a display screen (203), a center (207), a front frame (205), and at least two foam (209); the middle frame (207) is connected with the back plate (100), the front frame (205) is connected with the middle frame (207), and the display screen (203) is abutted between the front frame (205) and the middle frame (207);

one of the foam (209) is abutted between the middle frame (207) and the optical film (201), and the other is abutted between the middle frame (207) and the display screen (203).