TW201346383A - Display device - Google Patents

Abstract

A display device provided in the invention includes a display module and a protective frame. The display module includes a fixing frame cover and a display panel fixed on the fixing frame cover, and having a display surface exposed outwardly from the fixing frame body. The protective frame includes a frame body, a buffer strip, and a connection rib. The buffer strip is disposed on one side of the frame body, and is protruded outwards from the display surface. The connection rib is disposed on the other side of the frame body, and coupled to the fixing frame cover for securing the protective frame on the display module.

Description

Display device

The present invention relates to a display device, and more particularly to a display device having a protective frame.

FIG. 1 is a schematic exploded perspective view of a conventional display device 1. As shown in FIG. 1 , the conventional display device 1 generally includes a panel module 10 (LCM), a cover cover 20 and a cover 30. The panel module 10 includes a glass module. 11. The backlight module 12 and the frame 13. After the glass module 11 is overlapped with the backlight module 12, it is glued to the frame 13, so that the glass module 11 and the backlight module 12 are held on the frame 13 to complete the panel module 10.

After the panel module 10 is completed, the panel module 10 is combined with the outer cover 30, that is, the panel module 10 is placed on the outer cover 30 toward a normal axis A1 of the display surface 10a. Thereafter, The decorative frame 20 is covered on the panel module 10, and the decorative frame 20 is pressed into the outer cover 30 toward the normal axis A1, so that the decorative frame 20 can be caught between the panel module 10 and the outer cover 30. Thereby, the decorative frame 20 is located around the glass module 11 to protect the glass of the glass module 11 from being broken by impact. However, when the decorative frame 20 is caught between the panel module 10 and the outer cover 30 to press the panel module 10, the glass module 11 may be crushed if it is slightly inadvertent.

In addition, conventional technologies such as the patent application on June 10, 2008 In the "liquid crystal module and its engaging device" disclosed in No. 200951570, as shown in FIGS. 2A and 2B, FIG. 2A shows the light guide plate 40 and the frame 50 of a conventional panel module 4, and The third picture of the previous case is the same as the fourth picture, and only the picture number and component number are reproduced. FIG. 2B is a schematic exploded perspective view of the panel module 4 of FIG. 2A. The same as FIG. 6 of the previous case, only the figure number and the component number are reproduced.

The conventional panel module 4 includes a frame 50, a light guide plate 40, and a liquid crystal panel 60 (FIG. 2B). The frame 50 has a frame edge 51 and a carrier portion 52 extending horizontally from the frame edge 51. The inner side wall of the carrying portion 52 defines a receiving hole 53 for accommodating the light guide plate 40 therein. A recess 54 is defined in each of the left and right inner side walls of the carrying portion 52. The side of the light guide plate 40 is also provided with a latch 41 at a position corresponding to the corresponding recess 54. The latch 41 extends into the recess 54 so that the light guide plate 40 can be Therefore, it is embedded in the receiving hole 53 of the frame 50. Thereafter, the liquid crystal panel 60 is attached to the surface of the carrying portion 52 to complete the panel module 4.

However, the structural thickness of each of the above conventional display devices still has room for improvement, which is not conducive to the design trend of the display device in the thinning direction, and will increase the probability of damage of the panel module during transportation.

One aspect of the present invention provides a display device for effectively improving the structural thickness of the display device, facilitating the thinning design of the display device, and reducing the probability of damage of the display device during transportation. In addition, the display device of the present invention further realizes that the display surface has a narrow border effect fruit.

According to an embodiment of the invention, a display device includes a display module and a protection frame. The display module includes a fixed frame cover and a display panel. The display panel is held on the fixed frame cover, and a display surface is exposed from the fixed frame cover. The protective frame comprises a frame, a buffer strip and at least one connecting rib. The buffer strip is located on one side of the frame and protrudes from the display surface. The connecting rib is located on the other side of the frame and is coupled to the fixed frame cover to fix the protective frame to the display module.

In an embodiment of the invention, the frame body is a U-shaped frame body.

In an embodiment of the invention, the buffer strip is integrally formed on the frame with the connecting rib.

In a variation of one embodiment of the invention, the stiffness of the buffer strip is less than the stiffness of the connecting rib.

In another variation of an embodiment of the present invention, the protective frame further comprises a soft coating film, the soft coating directly covers the buffer strip, and the hardness of the soft coating is less than the hardness of the connecting rib.

In an embodiment of the invention, the buffer strip and the connecting rib extend in the same direction, and the display module is sandwiched between the buffer strip and the connecting rib, wherein the buffer strip touches the display surface and shields the edge of the display surface.

In an embodiment of the invention, the display device further includes an outer cover. The outer cover is assembled on one side of the display module opposite to the display surface, and the connecting rib is located between the outer cover and the fixed frame cover.

In a variation of one embodiment of the invention, the fixed frame cover includes at least one card slot. The connecting rib includes a latch, the latch is aligned and extends into the slot Thereby, the protective frame is coupled to the fixed frame cover.

In another variation of an embodiment of the present invention, the fixed frame cover includes at least one hook, and the connecting rib includes an opening, and the hook is aligned and protrudes into the opening, whereby the protective frame is coupled to the fixed frame cover.

In still another variation of an embodiment of the invention, the fixed frame cover includes at least one buckle. The connecting rib includes a hook portion, and the hook portion is buckled and engaged with the buckle, whereby the protective frame is coupled to the fixed frame cover.

Thus, with the structure of the display device of the present invention being convenient to assemble, the assembler can install the protective frame to the side of the display module as soon as possible, and then install the outer cover to the display module with the protective frame to avoid the traditional assembly method. The chance of a bad glass module occurs.

1‧‧‧Traditional display device

10‧‧‧ Panel Module

10a‧‧‧ display surface

11‧‧‧ glass module

12‧‧‧Backlight module

13‧‧‧Frame

20‧‧‧Decorative frame

30‧‧‧ Cover

A1‧‧‧ normal axis

4‧‧‧Study panel module

40‧‧‧Light guide plate

41‧‧‧Carmen

50‧‧‧Frame

51‧‧‧ frame side

52‧‧‧Loading Department

53‧‧‧ accommodating holes

54‧‧‧ Groove

60‧‧‧LCD panel

100‧‧‧ display device

200‧‧‧ display module

201‧‧‧ Display surface

202‧‧‧Back

203‧‧‧ side

210‧‧‧ display panel

220‧‧‧Backlight module

221‧‧‧reflector

222‧‧‧Light guide plate

223‧‧‧Optical diaphragm group

224‧‧‧Light source

230‧‧‧Fixed frame cover

231‧‧‧ card slot

232‧‧‧ card hook

233‧‧‧ buckle

300‧‧‧protective frame

310‧‧‧ frame

311‧‧‧ first side

312‧‧‧ second side

313‧‧‧ third side

314‧‧‧ fourth side

315‧‧‧ accommodating area

316‧‧‧First linear part

317‧‧‧Second linear part

320, 321‧‧‧ buffer strips

322‧‧‧Flange

330‧‧‧Soft coating

340‧‧‧ Connecting ribs

341‧‧‧Carmen

342‧‧‧ openings

343‧‧‧Hook

350‧‧‧ external ribs

360‧‧‧ gap

400‧‧‧ Cover

500‧‧‧Decorative cover

H1, H2‧‧‧ level

L1, L2‧‧‧ long axis direction

A2‧‧‧ normal axis

A3‧‧‧Orthogonal direction

D1, D2, D3‧‧‧ direction

A-A, B-B, C-C, D-D‧‧‧ hatching

(A)~(D)‧‧‧ steps

FIG. 1 is a schematic exploded perspective view of a conventional display device.

FIG. 2A illustrates a light guide plate and a frame of a conventional panel module.

FIG. 2B is a schematic exploded perspective view of the panel module of FIG. 2A.

FIG. 3 is a perspective exploded view of a display module and a protective frame according to an embodiment of the invention.

Fig. 4 is a combination diagram of Fig. 3.

Figure 5 is a cross-sectional view of the B-B of Figure 4 in accordance with one embodiment of another embodiment.

FIG. 6 is a schematic exploded perspective view of the display module of FIG. 3. FIG.

Figure 7 is a cross-sectional view along line B-B of another variation of the fourth embodiment according to the fourth embodiment.

Fig. 8A is a cross-sectional view showing the A-A of Fig. 3 according to a variation of this embodiment.

Fig. 8B is a cross-sectional view showing the A-A of Fig. 3 according to another variation of this embodiment.

Fig. 8C is a cross-sectional view showing the A-A of Fig. 3 according to still another variation of this embodiment.

FIG. 9A is a bottom view of a display module of the display device of the present invention according to still another embodiment.

FIG. 9B is a cross-sectional view taken along line C-C of FIG. 9A according to a modification of still another embodiment. FIG.

FIG. 10A is a partial bottom view of the display module of the display device of the present invention according to still another embodiment.

FIG. 10B is a cross-sectional view of the D-D of FIG. 10A according to a variation of one embodiment.

11 is a cross-sectional view showing a display module of the display device of the present invention according to a variation of still another embodiment.

FIG. 12 is a perspective exploded view of the display module and the outer cover according to an embodiment of the invention.

FIG. 13 is a flow chart showing a method of assembling a display device according to an embodiment of the invention.

Figure 14 is a schematic view showing the operation of the step (C) of Figure 13 in accordance with an embodiment of the present invention.

The embodiments of the present invention are disclosed in the following drawings, and the details of However, it should be understood that these practical details are not intended to limit the invention. That is, in some embodiments of the invention, these practical details are not necessary. In addition, some of the conventional structures and elements are shown in the drawings in a simplified schematic manner in order to simplify the drawings.

The display device of the present invention is not limited to a display device having a backlight module (for example, a liquid crystal display device (LCD), or a display device without a backlight module, that is, an active light-emitting display device (for example, an organic light-emitting diode) Body, Organic Light-Emitting Diode, OLED). Although the following is an embodiment used in a display device having a backlight module, the scope of the present invention is not limited. In addition, the display device of the present invention is not limited to a portable electronic device (such as a notebook computer or a tablet computer) or a non-portable electronic device (such as a desktop computer or a television device), although the following is an embodiment used in a notebook computer. However, it does not limit the scope of the invention.

FIG. 3 is a perspective exploded view of the display module 200 and the protection frame 300 according to an embodiment of the invention. Fig. 4 is a combination diagram of Fig. 3. Figure 5 is a cross-sectional view of the B-B of Figure 4 in accordance with one embodiment of another embodiment.

According to an embodiment of the present invention, referring to FIG. 3 to FIG. 5, the display device 100 includes at least one display module 200 and a protection device. Block 300.

The outline of the display module 200 is not limited, and has at least a front side (referred to as display surface 201) and a back side 202 (FIG. 9A), and a plurality of sides 203 surrounding the front side (ie, display surface 201) and the back side 202. . The protection frame 300 is U-shaped and adjacent to the three sides 203 of the display module 200. The protective frame 300 includes two opposite sides, one side of which protrudes from the edge of the front surface (ie, the display surface 201) and the other side of which is coupled to the fixed frame cover 230.

In an embodiment of the invention, the protection frame 300 includes a frame 310, a buffer strip 320 and a plurality of connecting ribs 340. As shown in FIG. 3 and FIG. 5, the frame 310 is a U-shaped frame as a whole, and includes a first side 311 (such as the upper side of the frame 310 in FIG. 5) and a second side 312 ( The lower side of the frame 310 in FIG. 5 and the third side 313 (such as the inner side of the frame 310 in FIG. 5) and the fourth side 314 (such as the outer side of the frame 310 in FIG. 5). The area surrounded by the third side 313 of the frame 310 (as in the inner side of FIG. 5) is defined as a receiving area 315 for accommodating the display module 200. The buffer strip 320 is continuously located on the first side 311 of the frame 310 such that the buffer strip 320 also presents a U-shape along the frame 310 and protrudes from the front side (ie, the display surface 201), that is, the level of the top of the buffer strip 320. H1 is larger than the horizontal height H2 of the front side (i.e., display surface 201).

Thus, since the top of the buffer strip 320 protrudes from the display surface 201, when the notebook computer is closed (not shown), the buffer strip 320 contacts the lower cover portion of the notebook earlier to protect the display of the display module 200. Face 201 is not damaged.

The connecting ribs 340 are spacedly arranged on the second side of the frame 310 The 312 is horizontally extended in the direction of the accommodating area 315 for being coupled to the back surface 202 of the display module 200 to fix the protection frame 300 to the display module 200. In addition, in one option, the protective frame 300 further includes an outer rib 350. The outer rib 350 is continuously located on the fourth side 314 of the frame 310 (as on the outer side in FIG. 5).

For example, the frame 310 is composed of three parts, for example, a first linear portion 316 and two opposite second linear portions 317. The long axis directions L2 of the second second linear portions 317 are parallel to each other. The first linear portion 316 is connected between the two second linear portions 317, and the long axis direction L1 of the first linear portion 316 is perpendicular to the long axis direction L2 of any of the second linear portions 317. The buffer strip 320 is continuously located on the upper side of the first linear portion 316 and the two second linear portions 317. The connecting ribs 340 are distributed on the lower side of the first linear portion 316 and the second second linear portion 317. For uniform bonding to the back surface 202 of the display module 200.

FIG. 6 is a schematic exploded perspective view of the display module 200 of FIG. 3 . Referring to FIG. 6 , the display module 200 includes a display panel 210 , a backlight module 220 , and a fixed frame cover 230 .

The display panel 210 includes a high-intensity transparent substrate (not shown). The display panel 210 is overlapped with the backlight module 220 and glued to the backlight module 220. The display panel 210 and the backlight module 220 are both fixed on the fixed frame cover 230, so that the display panel 210 can be exposed from the fixed frame cover 230. One side is the display surface 201. The backlight module 220 sequentially includes a reflective plate 221, a light guide plate 222, and an optical film group 223. The reflector 221 is located between the light guide plate 222 and the fixed frame cover 230, and the optical film group 223 is located at the light guide plate. 222 is between the display panel 210. The backlight module 220 further includes a light source 224 (such as an LED light bar), and the light source 224 emits light toward the light incident surface of the light guide plate 222. The optical film set 223 can include a diffusing film, a gusset, a brightness enhancing sheet, a composite optical film, or a combination thereof. It should be noted that the present invention is not limited thereto, and may be adjusted according to actual needs, for example, the light guide plate 222 is omitted and applied to a direct type backlight module.

As shown in FIG. 5 , when the protection frame 300 is assembled to the display module 200 , the buffer strip 320 extends beyond the display surface 201 of the display panel 210 , and the connecting ribs 340 are coupled to the fixed frame cover 230 of the display module 200 . .

It should be emphasized that the fixed frame cover may be a plastic frame, a metal frame or a metal frame with a combination of plastics. The fixed frame cover is not limited to a single component. In other embodiments, the fixed frame cover may also be a separate plastic frame. The combination of iron frames.

Figure 7 is a cross-sectional view along line B-B of another variation of the fourth embodiment according to the fourth embodiment. As shown in FIG. 7 , the buffer strip 320 and the connecting ribs 340 both extend in the same direction, so that a gap 360 is defined between the buffer strip 320 and any of the connecting ribs 340 , and the gap 360 can accommodate the display module 200 . One side 203 allows the display module 200 to be sandwiched between the buffer strip 320 and any of the connecting ribs 340.

Specifically, the buffer strip 320 continuously extends a flange 322 toward the receiving area 315. The flange 322 touches the edge of the display surface 201 to prevent light from leaking between the frame 310 and the side 203 of the display module 200. Alternatively, the flange 322 does not contact the edge of the display surface 201, but at least shields the edge of the display surface 201, and prevents light from leaking between the frame 310 and the side 203 of the display module 200. In addition, when the flange 322 does not contact the display surface 201 At the edge of the display, the display surface 201 can be completely rendered to further achieve the effect that the display surface has a narrow border.

Fig. 8A is a cross-sectional view showing the A-A of Fig. 3 according to a variation of this embodiment. Fig. 8B is a cross-sectional view showing the A-A of Fig. 3 according to another variation of this embodiment.

As shown in FIG. 8A and FIG. 8B, the buffer strips 320 and 321 and the connecting ribs 340 are integrally formed on the frame 310. In other words, the buffer strips 320 and 321 are not connected to the connecting ribs 340. The seam is disposed on the frame 310. The connecting ribs 340 and the frame 310 are made of the same material, and the connecting ribs 340 and the buffer strips 320, 321 are not limited by the same material (the same kind of hatching, FIG. 8B) or different materials (different hatching, the first 8A)).

In FIG. 8A, in a variation of one embodiment of the present invention, when the frame 310 (including the connecting ribs 340) and the buffer strip 320 are made of different materials, the frame 310 (including the connections) When the rib 340) is different from the material of the buffer strip 320, the frame 310 (including the connecting ribs 340) and the buffer strip 320 may be integrally formed by two-shot molding, however, the present invention is not limited thereto. Further, in this variation, the hardness of the buffer strip 320 is less than the hardness of the connecting ribs 340. Thus, when the notebook is covered (not shown), the buffer strip 320 does not damage the lower cover of the notebook.

The material of the frame 310 (including the connecting ribs 340) may be a hard plastic, for example, selected from the group consisting of high density polyethylene, polypropylene, acrylonitrile-styrene-butadiene copolymer and nylon. Group of. Buffer strip The material of 320 may be a hard plastic or rubber, silicone or the like, or the material of the buffer strip 320 is selected from low density polyethylene, thermoplastic rubber, PVT soft plastic, polyvinyl chloride, thermoplastic polyurethane. Group of.

In another embodiment of the present invention, in another variation of the embodiment of the present invention, when the frame 310 (including the connecting ribs 340) and the material of the buffer strip 321 are the same, the frame 310 (including the connecting ribs 340) and The buffer strip 321 can be formed by a general injection molding method, however, the invention is not limited thereto.

The material of the frame 310 (including the connecting ribs 340) and the buffer strip 321 is selected, for example, from the group consisting of high density polyethylene, polypropylene, acrylonitrile-styrene-butadiene copolymer, and nylon.

Fig. 8C is a cross-sectional view showing the A-A of Fig. 3 according to still another variation of this embodiment. Further, in FIG. 8C, the buffer strip 321 is further covered with a soft coating 330, and the hardness of the soft coating 330 is smaller than the hardness of the connecting ribs 340. The soft coating 330 is, for example, a leather paint or a PVT soft plastic. Thus, when the notebook is closed (not shown), the buffer strip 321 does not damage the lower cover of the notebook.

FIG. 9A is a bottom view of the display module 200 of the display device 100 of the present invention according to still another embodiment. FIG. 9B is a cross-sectional view taken along line C-C of FIG. 9A according to a modification of still another embodiment. FIG.

See Figure 9A and Figure 9B for details. In a variation of the embodiment of the present invention, the plurality of card slots 231 are defined in the edge of each of the side edges 203 of the display module 200. Each of the connecting ribs 340 includes a latch 341. The latches 341 are respectively disposed corresponding to the latching slots 231, so that after the protective frame 300 is assembled to the display module 200, each latch 341 can be aligned. The card slot 231 is inserted into the corresponding slot 231 so as to be engaged with the corresponding slot 231 to achieve the purpose of the protection frame 300 being coupled to the fixed frame cover 230.

FIG. 10A is a partial bottom view of the display module 200 of the display device 100 of the present invention according to still another embodiment. FIG. 10B is a cross-sectional view of the D-D of FIG. 10A according to a variation of one embodiment.

See Figure 10A and Figure 10B for details. In a variation of yet another embodiment of the present invention, the fixed frame cover 230 includes a plurality of hooks 232. In one embodiment, each of the hooks 232 is a hook body formed by folding outwards. Each connecting rib 340 defines an opening 342. The openings 342 are respectively disposed corresponding to the hooks 232, so that after the protection frame 300 is assembled to the display module 200, each of the hooks 232 is aligned and protrudes into one of the openings 342 so as to be locked in the corresponding opening 342. The protective frame 300 is bonded to the fixed frame cover 230 for the purpose.

11 is a cross-sectional view showing a variation of the display module 200 of the display device 100 of the present invention according to one embodiment of the present invention.

See Figure 11 for details. In a variation of yet another embodiment, the fixed frame cover 230 includes a plurality of snaps 233. In one embodiment, each of the buckles 233 is a hook body formed by inwardly recessing. Each of the connecting ribs 340 includes a hook portion 343, and each hook portion 343 is respectively disposed corresponding to the buckle 233, so that after the protective frame 300 is assembled to the display module 200, each hook portion 343 is aligned with one of the buckles 233, and The buckle 233 is engaged to achieve the purpose of the protection frame 300 being coupled to the fixed frame cover 230.

FIG. 12 is a perspective exploded view of the display module 200 and the outer cover 400 according to an embodiment of the invention.

See Figure 12 for details. The display device 100 further includes an outer cover 400 and a decorative cover 500. The cover 400 is not limited to being assembled on the display module 200. For example, the cover 400 can be pressed down and fastened to one side of the display module 200 opposite to the display surface 201 toward the normal axis A2 of the display surface 201. Alternatively, the outer cover 400 may be slid and fastened to one side of the display module 200 relative to the display surface 201 in an orthogonal direction A3 of one of the normal axes A2 of the display surface 201. Since the protective frame 300 is wrapped around the three sides 203 of the display module 200 (FIG. 3), after the outer cover 400 is assembled on the back surface 202 of the display module 200, the connecting ribs 340 are located on the outer cover 400 and fixed. Between the frame covers 230. The decorative cover 500 covers the drive module board that extends from the frame side 203. However, since the outer cover 400 and the decorative cover 500 are conventional technologies, they are not described herein.

FIG. 13 is a flow chart showing a method of assembling the display device 100 according to an embodiment of the invention.

The assembler assembles the display device 100 of the present invention described above in accordance with the following steps. See Figure 13. In step (A), a display module (such as the display module 200 described above) is provided. In step (B), a U-shaped protection frame (such as the protection frame 300 described above) is provided. In the step (C), the display module 200 is placed in the accommodating area 315 such that the protective frame 300 is adjacent to the three side edges 203 of the display module 200 and coupled to the fixed frame cover 230. In step (D), an outer cover (such as the outer cover 400 described above) is assembled to one side of the display module 200 facing away from the display surface 201 such that the protective frame 300 is located between the outer cover 400 and the fixed frame cover 230.

Figure 14 is a schematic view showing the operation of the step (C) of Figure 13 in accordance with an embodiment of the present invention.

The assembler performs one of the steps (C) in accordance with the following steps. See Figure 14. First, the assembler moves the second linear portion 317 of the protective frame 300 bis toward the opposite directions D1, D2, so that the protective frame 300 provides a larger accommodating region 315; then, the assembler will display the module 200 along The orthogonal direction of the normal axis A2 and the direction D3 toward the first linear portion 316 slide into the accommodating region 315 (FIG. 14), so that the corresponding side 203 of the display module 200 is adjacent to the protective frame 300. A linear portion 316, however, the assembler can also place the display module 200 in the accommodating region 315 along a normal axis A2 of the display surface 201 (not shown). After that, the assembler stops pulling the second linear portion 317 of the protection frame 300 and returns D2 and D1 toward the accommodating area 315, so that the second linear portion 317 of the protection frame 300 is adjacent to the display module. The corresponding side 203 of the 200, and finally, the assembler presses the first linear portion 316 and the second linear portion 317 of the protection frame 300 respectively, so that the connecting ribs 340 are respectively fastened to the fixing frame of the display module 200. Cover 230.

In addition, when the assembler wants to remove the protection frame 300 from the display module 200, the outer rib 350 of the protection frame 300 can be moved in the clockwise direction (FIG. 6) of the display surface 201 until the first line of the protection frame 300. The connecting portions 316 of the second portion 316 and the second linear portion 317 are separated from the fixed frame cover 230 of the display module 200.

Thus, with the structure of the display device of the present invention being convenient to assemble, the assembler can install the protection frame to the display module as soon as possible or detach from the display module, which not only simplifies and shortens the assembly process of the display device, but also saves manufacturing costs. In addition, since the assembler mounts the protective frame to the side of the display module After that, the cover is mounted to the display module with the protective frame, which avoids the chance of the traditional assembly method and the glass module being crushed.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and the present invention can be modified and modified without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached.

100‧‧‧ display device

200‧‧‧ display module

201‧‧‧ Display surface

203‧‧‧ side

300‧‧‧protective frame

310‧‧‧ frame

315‧‧‧ accommodating area

316‧‧‧First linear part

317‧‧‧Second linear part

320‧‧‧Buffer strip

340‧‧‧ Connecting ribs

L1, L2‧‧‧ long axis direction

A-A‧‧‧ hatching

Claims (10)

A display device comprising: a display module comprising: a fixed frame cover; and a display panel fixed on the fixed frame cover and exposing a display surface from the fixed frame cover; and a protective frame comprising: a frame; a buffer strip on one side of the frame and protruding from the display surface; and at least one connecting rib on the other side of the frame and coupled to the fixed frame cover to fix the protective frame On the display module. The display device of claim 1, wherein the frame is a U-shaped frame. The display device of claim 1, wherein the buffer strip is integrally formed with the at least one connecting rib on the frame. The display device of claim 1, wherein the buffer strip has a hardness less than a hardness of the at least one connecting rib. The display device of claim 1, wherein the protective frame further comprises a soft coating film, the soft coating directly covering the buffer strip, and the soft coating has a hardness less than a hardness of the at least one connecting rib. The display device of claim 1, wherein the buffer strip and the at least one connecting rib extend in the same direction, and the display module is sandwiched between the buffer strip and the at least one connecting rib, wherein the buffer strip Touching the display surface and masking one of the edges of the display surface. The display device of claim 1, further comprising: an outer cover assembled to the display module opposite to the display surface, wherein the at least one connecting rib is located between the outer cover and the fixed frame cover. The display device of claim 1, wherein the fixed frame cover comprises at least one card slot, the at least one connecting rib comprises a latch, the latch is aligned and extends into the at least one card slot, whereby the protective frame Bonded to the fixed frame cover. The display device of claim 1, wherein the fixed frame cover comprises at least one hook, the at least one connecting rib comprises an opening, the hook is aligned and protrudes into the opening, whereby the protective frame is coupled to the fixing The cover is on the cover. The display device of claim 1, wherein the fixed frame cover comprises at least one buckle, the at least one connecting rib comprises a hook portion, the hook portion is aligned with the buckle, and is engaged with the at least one buckle Thereby, the protective frame is coupled to the fixed frame cover.