CN217333057U - Display device - Google Patents

Abstract

The utility model discloses a display device, including: a back plate, the back plate comprising: the backplate body, the backplate body is including day side limit it is formed with to day side limit department: the top side bending part is formed by bending from the top side edge of the back plate body to the inside of the back plate body; an inserting part is formed between the antenna side bending part and the back plate body; the top side hanging part is formed by bending from the top side edge of the back plate body; the backlight module comprises an optical diaphragm, and the optical diaphragm is inserted into the insertion part and hung on the sky side hanging part; and the connecting piece is used for connecting the backlight module and the back plate. Through the utility model provides an among the prior art problem that display device die sinking cost is high. Through the utility model provides a panel that display device of display device exists among the prior art because the optics diaphragm can't effectively fix and lead to grinds the problem.

Description

Display device

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to an improvement of display device structure.

Background

Present display device, for convenient assembly backlight unit, the integrative backplate of bending of C type is generally all set to the structure, it is half enclosed construction for traditional backplate, as shown in FIG. 1, the backplate 600 of C type structure, on the sky side, a left side, the right side both sides all can't set up solitary fixed knot structure, the diffuser plate, optical diaphragm 700 and backplate 600's assembly mode all adopt be "drawer type" push-and-pull assembly, this will lead to the optical diaphragm 700 unable effective fixation of sky side position department at backplate 600, downward deflection appears easily if optical diaphragm 700 is fixed insecure, the frosting problem appears, lead to liquid crystal display panel 800 lower inclined to one side frosting's risk to increase.

SUMMERY OF THE UTILITY MODEL

Because the unable effectively fixed panel that leads to of optical diaphragm that leads to of display device exists among the prior art grinds the problem, the utility model provides a new display device sets up day side department at backplate day side and hangs the portion of establishing and the connecting piece cooperation, effectively fixes between backplate and the optical diaphragm, has both guaranteed the equipment clearance, has satisfied the fixed effect of optical diaphragm again, has avoided the problem production that the panel ground.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a display device comprising: a back plate, the back plate comprising:

the backplate body, the backplate body is including day side the department of day side is formed with:

the top side bending part is formed by bending from the top side edge of the back plate body to the inside of the back plate body; an inserting part is formed between the antenna side bending part and the back plate body;

the top side hanging part is formed by bending from the top side edge of the back plate body;

the backlight module comprises an optical diaphragm, and the optical diaphragm is inserted into the insertion part and hung on the sky side hanging part;

and the connecting piece is used for connecting the backlight module and the back plate.

In some embodiments of this application, the day side buckling part is provided with a plurality ofly, and is adjacent be formed with breach portion between the day side buckling part, the portion of establishing is hung to the day side forms breach portion position department be formed with on the optical film with the portion complex protruding cooperation portion is hung to the day side, the length less than or equal to of protruding cooperation portion the length of breach portion.

In some embodiments of the present application, the antenna bend comprises:

the day side kink portion is including:

a first antenna bending arm extending outwardly from the antenna side edge, the first antenna bending arm being disposed perpendicular to the backplane body;

and the second day side bending arm is bent from the first day side bending arm, the second day side bending arm is perpendicular to the first day side bending arm or forms an acute angle with the first day side bending arm, and the inserting part is formed among the first day side bending arm, the second day side bending arm and the backboard body.

In some embodiments of the present application, the antenna hanging portion includes:

the top side connecting arm is formed by attaching the top side edge to the backboard body and extending downwards;

and the hook hanging arm is formed by bending the top side connecting arm and is perpendicular to the top side connecting part and the back plate body.

In some embodiments of this application, set up on the optical film and be used for inserting the portion is established to the optical film that the sky side was hung, the optical film insert the profile of establishing the portion with the profile adaptation of hook arm, hook portion is along perpendicular the width value of backplate body direction is greater than the thickness of optical film, so that hook arm protrusion the optical film.

In some embodiments of the present application, the top side bending portion and the top side hanging portion are alternately arranged along the length direction of the top side, and the length value of the top side bending portion along the top side is greater than the length value of the top side hanging portion along the top side.

In some embodiments of this application, optics diaphragm top surface height is less than the top surface of day side linking arm, the connecting piece is hung and is established on the hook arm and the bonding is fixed optics diaphragm is kept away from on the side of backplate body, the top side part of connecting piece is buckled the back and is followed display device thickness direction and follow optics diaphragm extends to day side linking arm department, and with the top surface of optics diaphragm with it is fixed that day side linking arm bonds.

In some embodiments of this application, it hangs and establishes the hole to have seted up the connecting piece on the connecting piece, the connecting piece passes through the connecting piece is hung and is established the hole is hung and establish on the hook hangs the arm, it is located day side linking arm with between the optical film piece, its both sides face that corresponds respectively with day side linking arm with the optical film piece bonds fixedly.

In some embodiments of the present application, the back plate body further includes two side edges disposed at the left and right sides, the two side edges are bent to form side bending portions, and a side inserting portion for inserting the backlight module is formed between the side bending portions and the back plate body.

In some embodiments of the present application, the backlight module further includes:

a diffusion plate bonded and fixed to the optical film;

the middle frame is fixedly connected with the back plate;

and the liquid crystal display panel is bonded and fixed on the middle frame and is tightly pressed and fixed above the diffusion plate.

The technical scheme of the utility model relative prior art have following technological effect:

the utility model discloses a display device, when setting up, through set up the sky side that is used for hanging the optical film piece and hang the portion of establishing at backplate sky side position department, realized hanging to optical film piece and establish fixedly, avoided because the problem of the downward incline of optical film piece that backplate sky side fixed insecure leads to produces, simultaneously, because diffusion piece is fixed connection on optical film piece, after optical film piece position fixation is firm, diffusion piece also corresponding by fixed firm, under the prerequisite of having guaranteed optical film piece and diffusion piece equipment clearance, guaranteed firm the fixing of both;

simultaneously, still further be connected optical diaphragm and backplate through the connecting piece with optical diaphragm, further guaranteed both connection fixed fastness, finally reduced optical diaphragm and liquid crystal display panel's the risk of lower partial wear.

Drawings

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

Fig. 1 is a schematic structural diagram of a display device according to the prior art of the present invention, in which a back plate and an optical diaphragm are matched;

fig. 2 is a schematic front structure diagram of a display device according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at D;

fig. 5 is a schematic diagram of a matching structure of an optical film and a back plate of a display device in an embodiment of the present invention;

FIG. 6 is a partial enlarged view of FIG. 5 at B;

fig. 7 is a schematic front structure diagram of a display device according to an embodiment of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 7 at C;

fig. 9 is a schematic structural diagram of the connection and matching between the back plate, the middle frame, and the optical film in the display device according to the embodiment of the present invention;

fig. 10 is a schematic structural diagram of a rear portion of a display device according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a ceiling hanging portion of a display device according to an embodiment of the present invention;

fig. 12 is a schematic structural view of the display device in the embodiment of the present invention, showing the hanging portion on the top side of the display device and the connecting member.

Wherein, the backboard is-100; a backplane body-110; lateral side of day-111; two lateral sides-112; bottom side-113;

a top bend-120; a first day side bending arm-121; the next day side bending arm-122;

a plug-in part-130; a ceiling hanging part-140; a zenith connecting arm-141; a hooking arm-142;

a notch portion-150; side bending part-160; middle frame-200; a liquid crystal display panel-300; an optical film-400; a boss mating part-410; an optical film insertion portion-411;

connector-500; connecting to the hole-510.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Example one

The utility model provides an embodiment of display device, including: a back plate 100;

in some embodiments of the present application, the display device further comprises:

a rear case connected and fixed to the rear plate 100;

and the middle frame 200 is arranged on the periphery of the back plate 100 and is fixedly bonded with the back plate 100 through double-sided adhesive.

The liquid crystal display panel 300 is assembled and fixed on the middle frame 200, and is bonded and fixed with the middle frame 200 through a double-sided adhesive tape, and the liquid crystal display panel 300 is mainly used for realizing a display function.

A backlight module is further disposed between the back plate 100 and the liquid crystal display panel 300.

The backlight module comprises an optical film 400 and a diffusion sheet, wherein the diffusion sheet is arranged above the optical film 400 when being arranged, the diffusion sheet and the optical film 400 are bonded and fixed together through a double-sided adhesive tape to form a whole, and the diffusion sheet can be assembled when the optical film 400 is assembled.

The optical film 400 is a light guide plate in some embodiments.

In assembly, the optical film 400 and the diffusion sheet are assembled to the back plate 100. When the liquid crystal display panel 300 is assembled and fixed on the rear plate 100, the optical film 400 and the diffusion sheet are simultaneously fixed between the liquid crystal display panel 300 and the rear plate 100 by compression.

In some embodiments of the present application, the back plate 100 includes:

the back plate body 110, the whole back plate body 110 may be a square plate, and the middle position thereof may be protruded outwards.

The back plate body 110 includes a top side 111, and the back plate body 110 further includes two side edges 112 located at the left and right sides of the back plate 100 and a bottom side 113 located at the bottom of the back plate 100.

At the day side edge 111 are formed:

a top bending part 120 formed by bending from the top side 111 of the back plate body 110; an insertion part 130 is formed between the top bending part 120 and the back plate body 110;

in some embodiments of the present application, the antenna bend 120 comprises:

a first antenna bending arm 121 extending outwardly from the antenna side edge 111, the first antenna bending arm 121 being disposed perpendicular to the back plate body 110, the first antenna bending arm 121 extending along the length of the antenna side edge 111;

and a second day side bending arm 122 bent from the first day side bending arm 121, wherein the second day side bending arm 122 is perpendicular to the first day side bending arm 121 or forms an acute angle with the first day side bending arm 121.

That is, the second day side bending arm 122 may be disposed perpendicular to the first day side bending arm 121;

or obliquely arranged with respect to the first day side folding arm 121.

The second day side bending arm 122 extends along the length direction of the first day side bending arm 121;

the insertion portion 130 is formed between the first and second day side bent arms 121 and 122 and the back plate body 110.

The second antenna bending arm 122 is parallel to the back panel body 110, perpendicular to the first antenna bending arm 121, and forms an insertion portion 130 with an opening along the length direction of the second antenna bending arm 122 with the back panel body 110.

The insertion portion 130 is an insertion groove, and when the optical film 400 and the diffusion sheet are mounted, the insertion portion 130 is inserted through the opening, and the optical film 400 and the diffusion sheet are primarily compressed by the second day-side bending arm 122.

In the molding process, the first and second day side bent arms 121 and 122 may be formed in one step directly with the back plate body 110 by bending and stamping.

In some embodiments of the present invention, the back plate body 110 further includes two side edges 112 disposed at the left and right sides, a side bending portion 160 is formed at the two side edges 112 by bending, and a side inserting portion for inserting a backlight module is formed between the side bending portion 160 and the back plate body 110.

The side bending portion 160 includes a first side bending arm formed by bending from the two side edges 112 and a second side bending arm formed by bending from the first side bending arm.

The bottom of the back plate body 110 is provided with a positioning protrusion for positioning the optical film 400 at the ground side edge, and when assembling, the optical film 400 and the diffusion sheet are inserted into the insertion portion 130 at the top side edge 111, and inserted into the side edge insertion portions formed at the two side edges 112 at both sides, and the bottom is positioned by the positioning protrusion.

Due to the installation manner, the connection between the optical film 400 and the top side of the back plate body 110 is a drawer-type insertion assembly, which may cause the problem that the optical film 400 is not firmly fixed and assembled and deflects downward, and if the optical film 400 and the diffusion plate are not firmly fixed and deflect downward, the liquid crystal display panel 300 may be worn.

In order to ensure a firm connection and fixation between the optical film 400 and the back plate 100, a top hanging portion 140 is correspondingly disposed in the embodiment, and is bent from the top side 111 of the back plate body 110.

The optical film 400 is inserted into the insertion portion 130 and hung on the hanging portion 140 on the upper side;

a connector 500 for connecting the backlight module and the back plate 100.

During assembly, directly hang optical film 400 and establish on day side hang portion 140, and connect optical film 400 and backplate 100 simultaneously and fix through connecting piece 500, under the prerequisite of the assembly clearance of the diffusion piece of optical film and connection on optical film 400, through day side hang portion 140 and connecting piece 500 structure, the fastness of fixing in day side position department between optical film 400 and backplate 100 has been realized, the problem of optical film 400 declination has been avoided and the effect of finally playing fixed diffuser plate and optical film 400 is produced, the frosting risk has been reduced.

In some embodiments of the present application, the antenna bending portion 120 is provided with a plurality of, and adjacent to each other, a gap portion 150 is formed between the antenna bending portions 120, the antenna hanging portion 140 is formed at the position of the gap portion 150, a protrusion matching portion 410 matched with the antenna hanging portion 140 is formed on the optical film 400, and the length of the protrusion matching portion 410 is less than or equal to the length of the gap portion 150.

The optical film 400 is inserted into the notch portion 150 between the two antenna bending portions 120 through the convex fitting portion 410.

Setting the length of the protrusion engaging portion 410 to be smaller than the length of the notch portion 150 ensures that the optical film 400 can extend into the notch portion 150 through the protrusion engaging portion 410 to engage with the hanging portion 140 located at the notch portion 150.

When arranged, the hanging parts 140 are alternately arranged between the bent parts 120.

The plurality of the sky-side hanging parts 140 are provided, and the plurality of the corresponding convex matching parts 410 on the optical film 400 are correspondingly arranged and are uniformly arranged along the side edge of the optical film 400 corresponding to the position of the sky-side edge 111.

Through setting up a plurality of even a plurality of bellying complex modes of arranging on day side kink 120 and the optical film piece 400 of day side 111 position department, can guarantee optical film piece 400 and backplate 100 and all evenly steady connection in each position department, further effectual fixed fastness and the stability of having guaranteed between optical film piece 400 and the backplate 100, avoid optical film piece 400 problem production that inclines down.

In some embodiments of the present application, an optical film inserting portion 411 for inserting the antenna hanging portion 140 is formed on the convex matching portion 410 of the optical film 400, the optical film inserting portion 411 is an optical film 400 inserting hole,

during assembly, the optical film 400 can be directly hung on the hanging portion 140 through the insertion hole of the optical film 400, so as to connect the two.

In some embodiments of the present application, the antenna hanging portion 140 includes:

a top connecting arm 141 extending downward from the top side 111 to the back panel body 110;

and a hook arm 142 bent from the top connecting arm 141 and disposed perpendicular to the top connecting portion and the back plate body 110.

The top connecting arm 141 is parallel to the back plate body 110, and when the optical film 400 and the diffusion plate are assembled, the optical film is attached to the back plate body 110 and placed, and the hooking arm 142 perpendicular to the back plate body 110 can just realize the effect of hanging the optical film 400.

During molding, the top connecting arm 141 and the hooking arm 142 can be directly formed integrally with the back panel body 110 by stamping and bending, so as to simplify the manufacturing process and reduce the production cost.

In some embodiments of the present application, the contour of the optical film insertion portion 411 is matched with the contour of the hooking arm 142, so as to realize a matching insertion between the two,

in some embodiments of the present application, the insertion portion 130 of the optical film 400 may be configured to have a length slightly greater than the length of the hooking arm 142.

The width of the hooking arm 142 in the direction perpendicular to the back plate body 110 is greater than the thickness of the optical film 400, so that the hooking arm 142 protrudes out of the optical film 400, that is, when the hooking arm 142 is set to be wider, and the optical film 400 can be hooked.

When the optical film 400 is hung on the hanging arm 142, the hanging arm 142 extends from the optical film 400 to prevent the optical film 400 from falling off the hanging arm 142.

In some embodiments of the present application, the top side bending portion 120 and the top side hanging portion 140 are sequentially and alternately arranged along the length direction of the top side 111, and the length of the top side bending portion 120 along the top side 111 is greater than the length of the top side hanging portion 140 along the top side 111.

When the hanging part is arranged, the length of the hanging part 140 at the sky side can meet the hanging requirement.

In some embodiments of the present application, the height of the top surface of the optical film 400 is lower than the top surface of the day-side connecting arm 141, the connecting member 500 is hung on the hanging arm 142 and is adhered and fixed on the side surface of the optical film 400 far away from the back plate body 110, and the top side portion of the connecting member 500 is bent and then extends from the optical film 400 to the day-side connecting arm 141 along the thickness direction of the display device, and is adhered and fixed with the top surface of the optical film 400 and the day-side connecting arm 141.

In some embodiments of the present application, the connection member 500 is a double-sided adhesive tape or an adhesive tape having a certain adhesive function.

When the optical film packaging structure is arranged, the connecting holes 510 for connection are correspondingly formed above the optical film packaging structure, the length of each connecting hole 510 is larger than or equal to that of each hooking arm 142, when the optical film packaging structure is assembled, the optical film 400 can be firstly hung on the hooking arms 142, then the connecting piece 500 is bonded on one side face, away from the back plate 100, of the optical film 400, the height of the connecting piece is higher, the top face of the connecting piece is higher than that of the optical film 400 and the back plate 100, when the optical film packaging structure is used, after the connecting piece 500 and the optical film 400 are bonded and fixed, the top portion of the connecting piece is bent, then the bent portion is attached to the top face of the optical film 400 and extends to the top side connecting arm 141 on the back plate body 110, and is bonded to the top face of the optical film 400 and the top side connecting arm 141 on the back plate body 110, and further firm fixation between the optical film 400 and the back plate 100 is achieved.

In some embodiments of the present application, the connecting member 500 has been provided with a hole for hanging the connecting member 500, the connecting member 500 is provided with a hole for hanging the connecting member 500, and the hole is provided for hanging the connecting member 500 on the hook arm 142, which is located between the day side connecting arm 141 and the optical film 400, and two corresponding side surfaces of the connecting member are respectively bonded and fixed with the day side connecting arm 141 and the optical film 400.

The connection member 500 may be disposed at a position between the antenna connection arm 141 and the optical film 400 when disposed.

During assembly, the connecting member 500 is firstly hung on the hanging arm 142 through the hanging hole of the connecting member 500, one side of the connecting member is adhered to the sky-side connecting arm 141, and then the optical film 400 is hung on the hanging arm 142, and the optical film 400 is also adhered and fixed on the connecting member 500, so as to realize adhesion and fixation between the optical film 400 and the back plate 100.

In the display device in this embodiment, the top hanging portion 140 for hanging the optical film 400 is disposed at the top position of the back plate 100, so that the optical film 400 is hung and fixed, and the problem that the optical film 400 deflects downwards due to the insecure fixing of the top position of the back plate 100 is avoided;

meanwhile, the optical film 400 is further connected with the back plate 100 through the connecting member 500, so that the firmness of connection and fixation of the optical film 400 and the back plate is further ensured, and finally, the risk of lower partial abrasion of the optical film and the liquid crystal display panel 300 is reduced.

The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A display device comprising: a back plate, the back plate comprising:

the backplate body, the backplate body is including day side, its characterized in that it is formed with to day side department:

the top side bending part is formed by bending from the top side edge of the back plate body to the inside of the back plate body, and an inserting part is formed between the top side bending part and the back plate body;

the top side hanging part is formed by bending from the top side edge of the back plate body;

the backlight module comprises an optical diaphragm, and the optical diaphragm is inserted into the insertion part and hung on the sky side hanging part;

and the connecting piece is used for connecting the backlight module and the back plate.

2. The display apparatus according to claim 1, wherein the plurality of the antenna-side bent portions are provided, a notch portion is formed between adjacent antenna-side bent portions, the antenna-side hanging portion is formed at a position of the notch portion, a protrusion engaging portion that engages with the antenna-side hanging portion is formed on the optical film, and a length of the protrusion engaging portion is equal to or less than a length of the notch portion.

3. The display device of claim 1, wherein the antenna bend comprises:

a first antenna bending arm extending outwardly from the antenna side edge, the first antenna bending arm being disposed perpendicular to the backplane body;

and the second day side bending arm is bent from the first day side bending arm, the second day side bending arm is perpendicular to the first day side bending arm or forms an acute angle with the first day side bending arm, and the inserting part is formed among the first day side bending arm, the second day side bending arm and the backboard body.

4. The display device according to claim 1, wherein the antenna hanging portion includes:

the top side connecting arm is formed by attaching the top side edge to the backboard body and extending downwards;

and the hook hanging arm is formed by bending the top side connecting arm and is perpendicular to the top side connecting part and the back plate body.

5. The display device according to claim 4, wherein an optical film insertion portion for inserting the top hanging portion is provided on the optical film, a contour of the optical film insertion portion is adapted to a contour of the hook arm, and a width of the hook arm in a direction perpendicular to the back plate body is larger than a thickness of the optical film so that the hook arm protrudes from the optical film.

6. The display device according to claim 4, wherein the antenna-side bending portion and the antenna-side hanging portion are alternately arranged in sequence along a length direction of the antenna-side edge, and a length value of the antenna-side bending portion along the antenna-side edge is greater than a length value of the antenna-side hanging portion along the antenna-side edge.

7. The display device according to claim 4, wherein the top surface of the optical film is lower than the top surface of the top-side connecting arm, the connecting member is hung on the hanging arm and is adhered and fixed on the side surface of the optical film far away from the back plate body, and the top portion of the connecting member is bent and extends from the optical film to the top-side connecting arm along the thickness direction of the display device, and is adhered and fixed with the top surface of the optical film and the top-side connecting arm.

8. The display device according to claim 4, wherein the connecting member has a connecting member hanging hole, the connecting member is hung on the hook arm through the connecting member hanging hole, the connecting member is located between the top-side connecting arm and the optical film, and two corresponding side surfaces of the connecting member are respectively bonded and fixed to the top-side connecting arm and the optical film.

9. The display device according to claim 5, wherein the back plate body further comprises two side edges disposed at the left and right sides, wherein the two side edges are bent to form side bending portions, and a side inserting portion for inserting the backlight module is formed between the side bending portions and the back plate body.

10. The display device as claimed in claim 5, wherein the backlight module further comprises:

a diffusion plate bonded and fixed to the optical film;

the middle frame is fixedly connected with the back plate;

and the liquid crystal display panel is bonded and fixed on the middle frame and is tightly pressed and fixed above the diffusion plate.

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