TW202020524A - Display device - Google Patents

Abstract

A display device comprises a backlight module, at least one adhesive member disposed on the backlight module, and a panel adhered by the adhesive member. The backlight module includes a back plate, a light guide plate disposed on the back plate, and a frame disposed around the back plate, wherein the frame has a carrying portion, and a side wall portion, and the frame is spliced to each other by at least two frame portions. The adhesive member is disposed on the carrying portion of the frame. The panel is adhered to the carriing portion of the frame by the at least one adhesive member and is not obscured by any portion of the frame. With the foregoing structural design, it is possible to eliminate the need for additional connecting pieces between the bezel and the bezel, and reduce the number of component components. And the panel is not obscured by the frame, meeting the needs of a narrow bezel.

Description

Display device

The invention relates to a light source module, in particular to a display device.

With the continuous development of backlight display technology, display devices such as liquid crystal displays (Liquid Crystal Display, LCD) as display elements have been widely used in mobile phones, televisions and other electronic products. With the narrower borders of electronic products and the continuous advancement of technology, the large size and narrow borders displayed on LCD screens have increasingly become the mainstream demand in the market.

The narrow bezel means that the screen area you can see under the same size screen is larger and the visual effect is better. Existing display devices generally include a back plate, a light guide plate, an optical film, a display panel, and a frame disposed around the back plate, and the frame is used to cover and fix the display panel. However, the aforementioned design will shield the surrounding area of the panel, which is not conducive to the narrow frame requirement of the product and also reduces the display area of the panel.

Therefore, the object of the present invention is to provide a display device without a frame.

The display device of the present invention includes a backlight module, at least one adhesive member disposed on the backlight module, and a panel adhered by the adhesive member. The backlight module includes a back plate, a light guide plate disposed on the back plate, and a frame disposed around the back plate, wherein the frame has a bearing portion, and a frame extending upward from the periphery of the bearing portion The side wall part, and the frame is spliced by at least two frames. The adhesive member is disposed on the bearing portion of the frame. The panel is adhered to the frame by the at least one adhesive member On the bearing part and not covered by any part of the frame.

Another technical means of the present invention is that the frame is composed of a first frame and a second frame spliced with each other, the first frame is in an inverted U shape, and the second frame is in a straight line.

Another technical means of the present invention is that the frame is composed of two first borders and two second borders spliced with each other, the first border and the second border are both in a shape of a line, any of the first border The two ends are respectively spliced with the two second frames.

Another technical means of the present invention is that the first frame has a first body and two first coupling members located at both ends of the first body, and the second frame has a second body and two For the second coupling members located at the two ends of the second body, the shapes of the first coupling member and the second coupling member are matched with each other for splicing.

Another technical means of the present invention is that each first coupling member has a neck extending outward from the first body, and a locking portion extending outward from the neck, the thickness of the locking portion Is greater than the thickness of the neck, the neck, the clamping portion, and the first body together surround a groove, each second coupling member has a projection accommodated in the groove, and a The concave portion of the clamping portion is accommodated.

Another technical means of the present invention is that each first coupling member has a neck extending outward from the first body, and a locking portion extending outward from the neck, and each second coupling member There is a through slot for accommodating the neck and the clamping portion.

Another technical means of the present invention is that the maximum width of the clamping portion of each first coupling member is greater than the maximum width of the neck.

Another technical means of the present invention is that each first coupling member has a protrusion extending outward from the first body, the thickness of the protrusion is smaller than the thickness of the first body, and each second coupling member There is a chute that allows the bump to slidely engage.

Another technical means of the present invention is that each first coupling member further has a first fixing hole formed on the protrusion, and each second coupling member also has a first coupling hole formed on the second coupling member and communicates with each other The second fixing hole of the chute, the frame also has a plurality of screwing pieces, each screwing piece passes through the corresponding first fixing hole and the second fixing hole to overlap the first frame Locked and fixed with the second frame.

Another technical means of the present invention is that each first coupling member further has a rivet stud provided on the protrusion, and each second coupling member also has a formed on the second coupling member and communicates with the The second fixing hole of the chute, the frame also has a plurality of screwing pieces, each screwing piece passes through the corresponding second fixing hole and the riveting stud to overlap the first frame and the The second frame is locked and fixed.

Another technical means of the present invention is that the cross-sectional shape of the bump can be selected from rectangular, triangular, or L-shaped.

Another technical means of the present invention is that the top surface of the panel is on the same plane as the top surface of the side wall portion of the frame.

Another technical means of the present invention is that the backlight module further includes a plurality of film sheets stacked on the light guide plate, and a reflection sheet disposed between the back plate and the light guide plate.

The beneficial effect of the present invention is that, through the aforementioned structural design, no additional connecting piece is needed between the frame and the frame, which reduces the number of assembly elements. And the panel will not be covered by the frame, which meets the needs of narrow borders.

A‧‧‧Backlight module

B‧‧‧bonded parts

C‧‧‧Panel

2‧‧‧Backplane

3‧‧‧Light guide plate

4‧‧‧Frame

4A‧‧‧Carrying Department

4B‧‧‧Side Wall Department

41‧‧‧First border

411‧‧‧ first body

412‧‧‧The first combination

413‧‧‧ Neck

414‧‧‧Card Department

415‧‧‧groove

416‧‧‧Bump

417‧‧‧First fixing hole

418‧‧‧Riveted stud

42‧‧‧Second border

421‧‧‧Second body

422‧‧‧The second joint

423‧‧‧Convex

424‧‧‧Depression

425‧‧‧Through slot

426‧‧‧Chute

427‧‧‧Second fixing hole

43‧‧‧ Screw fitting

5‧‧‧ Diaphragm

6‧‧‧Reflective film

FIG. 1 is a partial cross-sectional view illustrating the overall combination of a preferred embodiment of the display device of the present invention; FIG. 2 is a schematic diagram illustrating that in the preferred embodiment, a frame is a type in which two pieces are joined; FIG. 3 is a schematic diagram illustrating that in the preferred embodiment, the frame is a four-piece splicing type; and FIGS. 4 to 17 are schematic diagrams illustrating various combined structures of the frame in the preferred embodiment.

Relevant patent application features and technical contents of the present invention will be clearly presented in the following detailed description of preferred embodiments in conjunction with reference drawings. Before making a detailed description, it should be noted that similar elements are represented by the same number.

Referring to FIG. 1, a preferred embodiment of the display device of the present invention includes a backlight module A, at least one adhesive member B disposed on the backlight module A, and a panel C adhered by the adhesive member B . The backlight module A includes a back plate 2, a light guide plate 3 disposed on the back plate 2, a frame 4 disposed around the back plate 2, a plurality of diaphragms 5 stacked on the light guide plate 3, and A reflective sheet 6 disposed between the back plate 2 and the light guide plate 3. Since the basic structure of the backlight module A can be understood by those having ordinary knowledge in the art, only a partial cross-sectional view in FIG. 1 shows the partial structure of the backlight module A after assembly.

The frame 4 has a bearing portion 4A and a side wall portion 4B extending upward from the periphery of the bearing portion 4A, and the frame 4 is spliced with each other by at least two frames. The adhesive member B is disposed on the bearing portion 4A of the frame 4, and the panel C is adhered to the bearing portion 4A of the frame 4 by the at least one adhesive member B and is not covered by any part of the frame 4 Obscured. At the same time, the top surface of the panel C and the top surface of the side wall portion 4B of the frame 4 are on the same plane.

It should be noted that the frame 4 may be as shown in FIG. 2, where a first frame 41 and a second frame 42 are spliced together. The first frame 41 is inverted U-shaped and the second frame 42 is a Glyph. In addition, as shown in FIG. 3, the frame 4 may be composed of two first frames 41 and two second The frame 42 is spliced with each other. The first frame 41 and the second frame 42 are both in a line shape. The two ends of any first frame 41 are respectively spliced with the two second frames 42. In the following description, both the type shown in FIG. 2 and the type shown in FIG. 3 are applicable.

Referring to FIG. 4, the first frame 41 has a first body 411 and two first coupling members 412 at both ends of the first body 411, and the second frame 42 has a second body 421 and two At the second coupling members 422 located at both ends of the second body 421, the shapes of the first coupling member 412 and the second coupling member 422 are matched with each other for splicing. Due to the angle of view, in FIGS. 4 to 17, only one first coupling member 412 and one second coupling member 422 are shown.

Referring to FIG. 4, each first coupling member 412 has a neck 413 extending outward from the first body 411, and a locking portion 414 extending outward from the neck 413, the thickness of the locking portion 414 It is greater than the thickness of the neck 413. The neck 413, the clamping portion 414, and the first body 411 surround a groove 415 together. Each second coupling member 422 has a protrusion 423 accommodated in the groove 415 and a concave portion 424 which accommodates the clamping portion 414. When the first frame 41 and the second frame 42 are to be combined, the clamping portion 414 of the first coupling member 412 is aligned with the recessed portion 424 of the second coupling member 422, and the The groove 415 of the first coupling member 412 is aligned with the protrusion 423 of the second coupling member 422, and is vertically assembled in the direction of the viewing angle shown in FIG. Of course, the structure of the first coupling member 412 and the structure of the second coupling member 422 can also be interchanged as shown in FIG. 5.

Referring to FIG. 6, the combination structure of the first frame 41 and the second frame 42 may also be that each first coupling member 412 has a neck 413 extending outward from the first body 411, and a The neck portion 413 extends outwardly to the locking portion 414, and each second coupling member 422 has a through slot 425 for accommodating the neck portion 413 and the locking portion 414. Or as shown in FIG. 7 and FIG. 8, the card of each first coupling member 412 The maximum width of the control portion 414 is larger than the maximum width of the neck 413. The aforementioned combination of FIGS. 6 to 8 is also vertically assembled in the direction of the viewing angle shown in the figure during assembly. Of course, the structure of the first coupling member 412 and the structure of the second coupling member 422 can also be interchanged.

9 and FIG. 10, each first coupling member 412 has a protrusion 416 extending outward from the first body 411, the thickness of the protrusion 416 is smaller than the thickness of the first body 411, each first The two coupling members 422 have a sliding groove 426 that allows the protrusion 416 to slide and engage. When assembling, the convex block 416 is slid into the sliding groove 426 in the direction of the viewing angle in FIGS. 9 and 10 to flatten the first frame 41 and the second frame 42 together. Of course, the structure of the first coupling member 412 and the structure of the second coupling member 422 can also be interchanged as shown in FIGS. 11 and 12. In addition, in addition to the columnar structure, the bump 416 may have a cross-sectional shape selected from a triangle, an L shape, or a rectangle as shown in FIGS. 13 to 15, and the slide groove 426 is the same as the aforementioned shape Co-ordination.

Referring to FIG. 16, each first coupling member 412 further has a first fixing hole 417 formed on the bump 416, and each second coupling member 422 further has a second coupling member 422 formed on and communicating with the The second fixing hole 427 of the sliding slot 426. During assembly, the convex block 416 is slid into the sliding groove 426 in the direction of the viewing angle in FIG. 9 to flatten the first frame 41 and the second frame 42. In this assembly type, the first fixing hole 417 is designed as a screw hole, the second fixing hole 427 is designed as a perforation, the frame 4 also has a plurality of screwing members 43, each screwing member 43 is through Through the corresponding first fixing hole 417 and the second fixing hole 427, and locked in the second fixing hole 427, the first frame 41 and the second frame 42 overlapping each other are locked fixed.

In addition to the structure shown in FIG. 16, the method of using the screw 43 to lock and fix may also be as shown in FIG. 17. A coupling member 412 further has a riveting stud 418 disposed on the protrusion 416, and each second coupling member 422 further has a second fixing hole formed on the second coupling member 422 and communicating with the sliding slot 426 427. In this assembly type, the second fixing hole 427 is designed as a perforation. When the first frame 41 and the second frame 42 overlap each other, each screw 43 passes through the corresponding The two fixing holes 427 and the rivet stud 418 are locked to the rivet stud 418 to lock the first frame 41 and the second frame 42 overlapping each other.

It can be seen from the above description that the combination of the frame 4 of the display device of the present invention not only simplifies the assembly procedure and assembly components of the first frame 41 and the second frame 42, but also provides the possibility of various combinations. ,Simultaneously. There is no need to use additional connecting pieces between the frame and the frame, reducing the number of assembly components. And the panel C will not be covered by the frame, which meets the requirement of narrow border. Furthermore, after the first frame 41 and the second frame 42 are combined and then pasted with the adhesive member B, the splicing place can be hidden under the panel C, improving the overall aesthetics. In addition, because the splicing point is designed in the thickness direction of the first frame 41 and the second frame 42 and is spliced in a concave-convex manner, there is no protrusion in the thickness direction, which is helpful for large-size products such as TVs Thinning effect, it can indeed achieve the purpose of cost invention.

However, the above are only the preferred embodiments of the present invention, which should not be used to limit the scope of the implementation of the present invention, that is, simple equivalent changes and modifications made according to the scope of the patent application of the present invention and the description of the invention, All of them are still covered by the patent of the present invention.

41‧‧‧First border

411‧‧‧ first body

412‧‧‧The first combination

413‧‧‧ Neck

414‧‧‧Card Department

415‧‧‧groove

42‧‧‧Second border

421‧‧‧Second body

422‧‧‧The second joint

423‧‧‧Convex

424‧‧‧Depression

Claims (13)

A display device includes: a backlight module, including a back plate, a light guide plate disposed on the back plate, and a frame disposed around the back plate, wherein the frame has a bearing portion, and a A side wall portion extending upward from the periphery of the bearing portion, and the frame is spliced by at least two frames; at least one adhesive member is provided on the bearing portion of the frame; and a panel is adhered to the at least one adhesive member The bearing portion of the frame is not covered by any part of the frame. The display device according to item 1 of the patent application scope, wherein the frame is composed of a first frame and a second frame spliced together, the first frame is in an inverted U shape, and the second frame is in a shape of a letter. The display device according to item 1 of the patent application scope, wherein the frame is composed of two first frames and two second frames spliced with each other, the first frame and the second frame are both inline, The two ends of a first frame are respectively spliced with the two second frames. The display device according to item 2 or item 3 of the patent application scope, wherein the first frame has a first body, and two first coupling members located at both ends of the first body, and the second frame It has a second body and two second coupling members located at both ends of the second body. The shapes of the first coupling member and the second coupling member match each other for splicing. The display device according to item 4 of the patent application scope, wherein each first coupling member has a neck extending outward from the first body, and a locking portion extending outward from the neck, the The thickness of the clamping portion is greater than the thickness of the neck. The neck, the clamping portion, and the first body together surround a groove, and each second coupling member has a groove accommodated in the groove A convex wall, and a recessed portion for accommodating the clamping portion. The display device according to item 4 of the patent application scope, wherein each first The coupling member has a neck extending outward from the first body, and a locking portion extending outward from the neck, and each second coupling member has a penetration for accommodating the neck and the locking portion groove. The display device according to item 6 of the patent application scope, wherein the maximum width of the clamping portion of each first coupling member is greater than the maximum width of the neck. The display device according to item 4 of the patent application scope, wherein each first coupling member has a protrusion extending outward from the first body, the thickness of the protrusion is smaller than the thickness of the first body, each A second coupling member has a sliding groove that allows the bump to slidingly engage. The display device according to item 8 of the patent application range, wherein each first coupling member further has a first fixing hole formed on the bump, and each second coupling member also has a first fixing hole formed on the second A second fixing hole on the coupling member communicating with the sliding groove, the frame also has a plurality of screwing members, each screwing member passes through the corresponding first fixing hole and the second fixing hole to overlap each other The first frame is locked with the second frame. The display device according to item 8 of the patent application scope, wherein each first coupling member further has a rivet stud disposed on the protrusion, and each second coupling member further has a second coupling member formed on the second coupling member The second fixing hole on the piece and communicating with the chute, the frame also has a plurality of screwing pieces, each screwing piece passes through the corresponding second fixing hole and the riveting stud to overlap each other The first frame is locked with the second frame. The display device according to item 8 of the patent application scope, wherein the cross-sectional shape of the bump may be selected from a rectangular, triangular, or L-shaped. The display device according to item 1 of the patent application scope, wherein the top surface of the panel and the top surface of the side wall portion of the frame are on the same plane. The display device according to item 1 of the patent application scope, wherein the backlight module further includes a plurality of film sheets stacked on the light guide plate, and a reflection sheet disposed between the back plate and the light guide plate.

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