TWI632414B - Display device - Google Patents

Abstract

A display device includes a display panel, a bezel, and a marking structure. The display panel is used to display images. The bezel ring is disposed on the display panel and has an edge side. The marking structure is disposed on the side of the edge and includes a positioning piece and a marking piece. The positioning piece is disposed on the edge side and has a positioning elastic arm and an accommodating space. The indicator piece has a pivot portion and a marking piece portion, and the pivot portion is pivotally connected to the positioning piece to make the indicator piece portion swing relative to the positioning piece, and the pivot portion is pressed and positioned during the swinging of the indicator piece portion relative to the positioning piece. The elastic arm is configured to elastically deform the positioning elastic arm. When the indicator piece is swung relative to the positioning piece to be substantially parallel to the edge side to be accommodated in the accommodating space or not parallel to the edge side, the positioning elastic arm abuts the pivot portion to position the indicator piece.

Description

Display device

The present invention relates to a display device, and more particularly to a display device in which a marking structure is disposed on an edge side of a bezel to enclose or display a display sheet.

In general, display devices (such as LCD screens) usually display related information (such as brand logos) on the surface of the front surface of the frame by printing or attaching to achieve the effect of highlighting the message. . However, with the continuous advancement and maturity of the display device technology, the appearance of the display device has been oriented toward an edge to edge design, resulting in insufficient space on the bezel for the display message to be placed thereon, thereby causing the display device There are many inconveniences and limitations in the design of the border layout label message.

One of the objects of the present invention is to provide a display device in which a marking structure is disposed on an edge side of a bezel to enclose or display a display sheet to solve the above problems.

According to an embodiment of the invention, the display device of the present invention comprises a display panel, a bezel, and a marking structure. This display panel is used to display images. The bezel ring is disposed on the display panel and has an edge side. The marking structure is disposed on the side of the edge, and the marking structure comprises a positioning piece and a marking piece. The positioning piece is disposed on the side of the edge and has at least one positioning elastic arm and an accommodating space. The indicator piece has a pivot portion and a marking piece. The pivoting portion is pivotally connected to the positioning piece to enable the indicator piece to swing relative to the positioning piece, and the pivot portion is opposite to the positioning piece During the swinging of the positioning piece, the at least one positioning elastic arm is pressed to elastically deform the at least one positioning elastic arm. When the indicator piece is swung relative to the positioning piece so as not to be parallel to the edge side or substantially parallel to the edge side to be received in the accommodating space, the at least one positioning elastic arm abuts the pivot portion to Position the label section.

In summary, the present invention pivotally connects the marker piece to the positioning piece disposed on the edge side of the frame, and the pivoting portion of the indicator piece abuts the positioning arm of the positioning piece to position the indicator piece to achieve The label is placed in the accommodating space of the positioning piece to store the marking piece or to swing the marking piece to a position other than the position of the side of the edge. In this way, the present invention can effectively solve the problem that the border of the borderless display device mentioned in the prior art does not have enough space for the marking information to be set thereon, thereby improving the design flexibility of the display device on the frame configuration marking information. And the convenience of the assembly.

The advantages and spirit of the present invention will be further understood from the following detailed description of the invention.

Please refer to FIG. 1 , which is a perspective view of a display device 10 according to an embodiment of the present invention. As shown in FIG. 1 , the display device 10 includes a display panel 12 (preferably a liquid crystal display panel). , a border 14, and a marking structure 16. The display panel 12 is used to display images for the user to view. The descriptions related to the principle and design of the image display are common in the prior art, and will not be described herein. The frame 14 is looped on the display panel 12 and can have an edge side 18 (preferably a bottom side, but is not limited thereto, that is, the marking structure 16 can also be disposed on other edge sides, such as the top side and the like. In this embodiment, the frame 14 is preferably applied to the frameless liquid crystal screen and has a thin bezel structure design, so that the display device 10 can have a borderless screen viewing effect.

The following is a detailed description of the structural design of the marking structure 16, please refer to FIG. 1 and FIG. 2, and FIG. 2 is a schematic exploded view of the frame 14 and the marking structure 16 of FIG. 1, as shown in FIG. 1 and FIG. The marking structure 16 is disposed on the edge side 18 of the frame 14 and includes a positioning piece 20 and a marking piece 22. The positioning piece 20 is disposed on the edge side surface 18 and has at least one positioning elastic arm 24 (two shown in FIG. 2, but not limited thereto) and an accommodating space 26, wherein the positioning piece 20 is detachably ( It is disposed on the edge side 18, such as a screw or a structural fastening method, but is not limited thereto. That is to say, the positioning piece 20 can also be designed on the surface of other common sheets, such as positioning. The sheet 20 can be integrally formed with the bezel 14 or adhesively disposed on the edge side 18, as to what design is employed, depending on the actual manufacturing needs and application of the indicia structure 16. The indicator piece 22 has a pivot portion 28 and a marking piece portion 30. The pivot portion 28 is pivotally connected to the positioning piece 20 to swing the indicator piece portion 30 relative to the positioning piece 20, and the pivot portion 28 is at the marking piece portion. The positioning elastic arm 24 is pressed against the positioning piece 20 to elastically deform the positioning elastic arm 24, whereby the indicator piece 30 is swung relative to the positioning piece 20 so as not to be parallel to the edge side 18 or substantially When positioned parallel to the edge side 18 to be received in the accommodating space 26, the positioning elastic arm 24 can provide an elastic force and abut the pivot portion 28 to position the indicator piece 30.

In more detail, in this embodiment, the designation structure 16 can preferably position the designation of the indicator piece 30 by the positioning elastic arm 24 in a surface contact manner. For the related description, please refer to FIG. 3 and FIG. 4, and 5 is a cross-sectional view of the display device 10 of FIG. 1 along a section line AA, and FIG. 4 is a schematic cross-sectional view showing the elastic deformation of the pivoting portion 24 of the third embodiment. 5 is a schematic cross-sectional view of the indicator piece 30 of FIG. 4 swung relative to the positioning piece 20 to an angle θ ₁ of the edge side 18, wherein the display device 10 has a simple dotted line except for the frame 14 and the marking structure 16. Indicates. As shown in FIG. 3, FIG. 4, and FIG. 5, the indicator piece 30 can have a marking surface 31. The pivoting portion 28 can have a first positioning surface 32 and a second positioning surface 34. The face 32 abuts the second locating surface 34 to form a first meandering lobes 33. In this way, when the user wants to fold the indicator piece 30, the user only needs to pull the indicator piece 30 relative to the positioning piece 20 to swing to a position substantially parallel to the edge side 18 as shown in FIG. 3 . Thereby, during the swinging of the marking piece portion 30, the first bending lobe 33 is pressed to position the elastic arm 24 to be elastically deformed (as shown in FIG. 4), so that the positioning elastic arm 24 provides an elastic force to drive the pivot. The portion 28 rotates to a position where the first positioning surface 32 is in surface contact with the positioning elastic arm 24 as shown in FIG. 3 as the movement direction of the indicator piece portion 30 toward the edge side surface 18 is rotated to firmly stabilize the indicator piece portion 30. It is accommodated in the accommodating space 26, so as to achieve the effect of the built-in labeling portion 30. Further, since the labeling portion 30 is housed in the accommodating space 26, the overall appearance of the display device 10 does not appear to protrude from the structural member outside the frame 14, thereby ensuring that the user performs the subsequent display device. 10 o'clock (for example, arranging the display device 10 in parallel with other display devices to form a display screen wall) is not affected by the configuration in which the tab portion 30 protrudes beyond the bezel 14, thereby improving the convenience of the display device 10 in the assembly.

On the other hand, when the user wants to make the indicator piece 30 appear, the user only needs to pull the indicator piece 30 relative to the positioning piece 20 to swing from the position as shown in FIG. 3 to as shown in FIG. The position that is not parallel to the edge side 18 is developed at an angle θ ₁ from the edge side 18 (but is not limited thereto, and the angle of expansion is varied depending on the actual application requirements of the display device 10). During this process, the first bending lobe 33 is pressed to position the elastic arm 24 to be elastically deformed (as shown in FIG. 4), so that the positioning elastic arm 24 provides an elastic force to drive the pivot portion 28 along with the marking piece 30. The movement tendency to swing away from the edge side surface 18 is rotated to a position where the second positioning surface 34 is in surface contact with the positioning elastic arm 24 to stably position the indicator piece portion 30 at the position as shown in FIG. For example, in this embodiment, the label 22 can be printed on the label surface 31 of the label sheet 30, so that the display device 10 can be The branding surface of the marking portion 30 is displayed on the front side of the frame 18 and is displayed in the direction of the user. It should be noted that the design of the labeling sheet 22 is not limited to the above embodiment, and other common information labeling designs may be used. For example, in another embodiment, the labeling sheet 22 may be a message display panel. To display the indication information to be presented on the label surface 31 on the label surface 31 by means of a digital display when the label portion 30 is swung to a position that is not parallel to the edge side surface 18 (such as the brand name of the display device 10 or a marquee reminder) The message 22, or the label 22 can be a whiteboard, so that the user can write the indication message (such as a to-do list, etc.) to be presented on the label surface 31 by handwriting. In other words, as long as it is a design that can display a logo message using the label surface of the label portion, it can be adopted for the present invention.

In practical applications, the positioning surface configuration on the pivot portion is not limited to the above embodiment, and the configuration of the plurality of positioning surfaces may also be adopted to generate the effect of adjusting the deployment angle of the label portion in multiple stages. For example, please Referring to FIG. 6, which is a partial cross-sectional view of a display device 10' according to another embodiment of the present invention, the components described in this embodiment are identical to the component numbers described in the above embodiments. It has similar functions or structures and will not be described here. As shown in FIG. 6 , the display device 10 ′ includes a display panel 12 , a frame 14 , and a marking structure 16 ′ . The marking structure 16 ′ is disposed on the edge side 18 of the frame 14 and includes a positioning piece 20 and a marking piece 22 . ', the indicator piece 22' has a pivot portion 28' and a marking piece portion 30, the pivot portion 28' is pivotally connected to the positioning piece 20 and may have a first positioning surface 32, a second positioning surface 34, and a third The positioning surface 36, the third positioning surface 36 abuts the second positioning surface 34 to form a second bending lobe 35. Through the above design, the user can further pull the indicator piece 30 relative to the positioning piece 20 to swing to a position non-parallel to the edge side 18 as shown in FIG. 6 to form an expansion angle θ ₂ with the edge side 18 ( It may preferably be larger than the deployment angle θ ₁ , but is not limited thereto. During this process, the second bending lobe 35 presses the positioning elastic arm 24 to elastically deform, so that the positioning elastic arm 24 provides an elastic force to drive the pivot portion 28' to swing in the direction away from the edge side 18 of the indicator piece 30. The movement tendency is rotated to a position where the third positioning surface 36 is in surface contact with the positioning elastic arm 24 to stably position the indicator piece 30 at the position as shown in FIG. 6, so that the user can meet the actual use requirements. The expansion angle of the labeling portion 30 is adjusted in two stages to change the presentation effect of the marking surface 31, as for the derivative embodiment (such as the three-stage deployment angle adjustment design, etc.) and the labeling portion 30 is pulled to For a description of the operation of the angle θ _{1 of the} edge flank 18 or the occlusion of the accommodating space 26, reference may be made to the analogy of the above embodiment, and details are not described herein again.

It is worth mentioning that the structural positioning design between the positioning elastic arm and the pivot portion is not limited to the above embodiment, and the structural concave and convex positioning design can also be adopted. For example, refer to FIG. 7 and FIG. 8 , 7 is a partial cross-sectional view of a display device 10" according to another embodiment of the present invention, and FIG. 8 is a view of the marking piece 30 of FIG. 7 swung relative to the positioning piece 20" to be parallel to the edge side 18 The cross-sectional view of the position, the elements described in this embodiment are the same as those described in the above embodiments, indicating that they have similar functions or structures, and will not be described again. As shown in FIGS. 7 and 8, the display device 10" includes a display panel 12, a bezel 14, and a marking structure 16" disposed on the edge side 18 of the bezel 14 and including a positioning tab 20" And a marking piece 22", the positioning piece 20" is disposed on the edge side surface 18 and has at least one positioning elastic arm 38 (one shown in FIGS. 7 and 8 but not limited thereto) and the accommodating space 26 The positioning piece 22" has a pivot portion 28" and a marking piece portion 30. The pivot portion 28" is formed with a first engaging structure 40 and a second engaging structure 42, and the positioning elastic arm 38 has a third engaging portion. The structure 39, in this embodiment, the first engaging structure 40 and the second engaging structure 42 can be positioning grooves and the third engaging structure 39 can be a positioning bump (but not limited thereto, The first engaging structure 40 and the second engaging structure 42 may be used as positioning protrusions and the third engaging structure 39 is a positioning groove design, whereby the labeling piece 30 is opposite to the positioning piece 20" Swinging, the third engaging structure 39 can be used to engage the first engaging structure 40 to stabilize the marking piece 30 Positioned in the accommodating space 26 as shown in FIG. 7 to achieve the function of the built-in marking piece 30, or can be used to engage the second engaging structure 42 to stabilize the marking piece 30. Positioned at the position as shown in Fig. 8 to achieve the effect of indicating the display surface 31 of the sheet portion 30 to present a corresponding indication message. For a related description of the related variation embodiment (for example, an embodiment in which a plurality of positioning structures are formed on the pivot portion to achieve a multi-stage adjustment of the deployment angle of the tab portion), reference may be made to the above embodiment. This will not be repeated here. In addition, the structural positioning design between the positioning elastic arm and the pivot portion may also adopt a press-down contact positioning design. In short, in another embodiment in which the above-described structural matching positioning design is omitted, when the marking piece is opposite to the positioning piece When the swinging is not parallel to the edge side or substantially parallel to the edge side to be received in the accommodating space, the positioning elastic arm can press down against the pivot portion to directly utilize the surface friction between itself and the pivot portion. The positioning of the labeling portion is performed, so that the expansion angle of the labeling portion 30 can be adjusted steplessly to change the presentation effect of the marking surface 31.

In addition, the structural relationship between the positioning elastic arm and the indicator sheet is not limited to the above embodiment, and the design of the positioning elastic arm and the indicator piece portion in the axial direction of the pivot portion may also be adopted to avoid the marking portion being During the swinging process, structural interference with the positioning elastic arm occurs, thereby achieving the purpose of amplifying the swingable angle of the marking piece. For example, please refer to FIG. 9 , FIG. 10 , FIG. 11 , and FIG. 12 , and FIG. 9 is a schematic diagram of one of the marking structures 100 with respect to a positioning according to another embodiment of the present invention. The sheet 104 is swung to a partial perspective view that is not parallel to the edge side surface 18. FIG. 10 is a cross-sectional view of the marking structure 100 of FIG. 9 along a section line BB, and FIG. 11 is a drawing sheet 102 of FIG. FIG. 12 is a schematic cross-sectional view of the marker sheet 102 of FIG. 10 flipped relative to the positioning tab 104 to be non-parallel to the edge side surface 18, wherein between the marker sheet 102 and the positioning tab 104 is clearly shown. The structural relationship, the ninth figure is drawn with the edge side 18 being viewed from the perspective of the user. In addition, the elements described in this embodiment are the same as those described in the above embodiment, indicating that they have similarities. Function or structure, which will not be described here.

As shown in FIG. 9, FIG. 10, FIG. 11 and FIG. 12, the marking structure 100 is disposed on the edge side surface 18 of the frame 14 and includes the marking piece 102 and the positioning piece 104. The positioning piece 104 is disposed on the edge. The side surface 18 has at least one positioning elastic arm 106 (two shown in FIG. 9 but not limited thereto) and an accommodating space 108. The indicator sheet 102 has a pivot portion 110 and a marking piece portion 112. The pivoting portion 110 is pivotally connected to the positioning piece 104 to swing the indicator piece 112 relative to the positioning piece 104. The marking piece 112 can have a first marking surface 111 and a second marking surface 113. The indicator piece portion 112 is displaced in the axial direction of the pivot portion 110. The pivot portion 110 is formed with a first engaging structure 114 and a second engaging structure 116 at a position opposite to the positioning elastic arm 106. The positioning elastic arm 106 has A third engaging structure 118, in this embodiment, the first engaging structure 114 and the second engaging structure 116 can be positioning grooves and the third engaging structure 118 can be a positioning bump (but not In this case, the first engaging structure 114 and the second engaging structure 116 can be used as the positioning convex. The third engaging structure 118 is a design of the positioning groove, whereby the third engaging structure 118 can be used to engage the first engaging structure 114 as the marking piece 112 swings relative to the positioning piece 104. The marking piece portion 112 is stably positioned at a position where the marking piece portion 112 and the positioning elastic arm 106 are arranged side by side as shown in FIG. 11 to be accommodated in the accommodating space 108 to achieve the function of the built-in marking piece portion 112, and is available. The second engaging structure 116 is engaged to position the indicator piece 112 firmly at a position of the expansion angle θ ₃ with the edge side surface 18 to display the first indication surface 111 to present a corresponding indication message. In addition, through the design that the positioning elastic arm 106 and the indicator piece portion 112 are displaced in the axial direction of the pivot portion 110, the indicator piece portion 112 can be further turned up relative to the positioning piece 104, that is, As shown in FIG. 12, the pivot portion 110 may be further formed with a fourth engaging structure 120 at a position opposite to the positioning elastic arm 106, whereby the third portion of the pivoting portion 120 is oscillated with respect to the positioning piece 104. The engaging structure 118 can be used to engage the fourth engaging structure 120 to firmly position the indicator piece 112 in the upturn to a position where the angle θ ₄ is formed with the edge side 18 to change the second indicator surface 113. A logo message is displayed on the other side of the label portion 112.

In summary, the present invention pivotally connects the indicator piece to the positioning piece disposed on the side of the edge of the frame, and uses the pivoting portion of the indicator piece to abut the positioning arm of the positioning piece to position the indicator piece to achieve the marking. The film is placed in the accommodating space of the positioning piece to store the marking piece or to swing the marking piece to a position other than the position of the edge side. In this way, the present invention can effectively solve the problem that the border of the borderless display device mentioned in the prior art does not have enough space for the marking information to be set thereon, thereby improving the design flexibility of the display device on the frame configuration marking information. And the convenience of the assembly. The above are only the preferred embodiments of the present invention, and all changes and modifications made to the scope of the present invention should be within the scope of the present invention.

12‧‧‧ display panel

14‧‧‧Border

18‧‧‧Edge side

20, 20", 104‧‧‧ positioning pieces

24, 38, 106‧‧‧ Positioning arm

26, 108‧‧‧ accommodating space

30, 112‧‧‧Marking section

31‧‧‧Marking surface

32‧‧‧First positioning surface

33‧‧‧First bend lobes

34‧‧‧Second positioning surface

35‧‧‧Second bending lobe

36‧‧‧ third positioning surface

39, 118‧‧‧ third clamping structure

40, 114‧‧‧ first snap structure

42, 116‧‧‧ second clamping structure

111‧‧‧First marking surface

113‧‧‧Second marking surface

120‧‧‧fourth snap structure

10, 10', 10" ‧ ‧ display devices

16, 16’, 16”, 100‧‧‧ mark structure

22, 22’, 22”, 102‧‧‧

28, 28', 28", 110‧‧‧ pivot

θ ₁ , θ ₂ , θ ₃ , θ ₄ ‧‧‧ expansion angle

1 is a perspective view of a display device according to an embodiment of the present invention. Figure 2 is a schematic exploded view of the frame and marking structure of Figure 1. Figure 3 is a partial cross-sectional view of the display device of Figure 1 along section line A-A. Fig. 4 is a schematic cross-sectional view showing the elastic deformation of the elastic portion of the pivot portion of the third figure. Fig. 5 is a schematic cross-sectional view showing the state in which the indicator piece of Fig. 4 is swung relative to the positioning piece to an angle with the edge side. Figure 6 is a partial cross-sectional view showing a display device according to another embodiment of the present invention. Figure 7 is a partial cross-sectional view showing a display device according to another embodiment of the present invention. Fig. 8 is a schematic cross-sectional view showing the position of the indicator piece of Fig. 7 with respect to the positioning piece so as not to be parallel to the side of the edge. Figure 9 is a perspective view showing a portion of the marking structure of the marking structure according to another embodiment of the present invention, which is swung relative to the positioning piece so as not to be parallel to the side surface of the edge. Figure 10 is a schematic cross-sectional view of the marking structure of Figure 9 taken along section line B-B. Figure 11 is a schematic cross-sectional view of the marker sheet of Figure 10 housed in the positioning tab. Figure 12 is a schematic cross-sectional view of the marker sheet of Fig. 10 flipped relative to the positioning tab to a side that is not parallel to the edge.

Claims (11)

A display device comprising: a display panel for displaying an image; a frame disposed on the display panel and having an edge side; and a marking structure disposed on the edge side, the marking structure comprising: a positioning piece disposed on the side of the edge and having at least one positioning elastic arm and an accommodating space; and a marking piece having a pivot portion and a marking piece pivotally connected to the positioning portion a sheet for swinging the indicator piece relative to the positioning piece, and the pivoting portion presses the at least one positioning elastic arm during the swinging of the indicator piece relative to the positioning piece to enable the at least one positioning elastic arm Producing an elastic deformation; wherein the at least one positioning elastic arm is abutted when the indicator piece is swung relative to the positioning piece so as not to be parallel to the edge side or substantially parallel to the edge side to be received in the accommodating space The pivot portion is connected to position the indicator piece. The display device of claim 1, wherein the pivot portion has a first positioning surface and a second positioning surface, the first positioning surface abutting the second positioning surface to form a first bending lobe; During the swinging of the indicator portion to be substantially parallel to the side surface of the edge, the first bending lobe applies pressure to the at least one positioning elastic arm to elastically deform, so that the at least one positioning elastic arm provides an elastic force to drive the Rotating the pivoting portion to a position in which the first positioning surface is in surface contact with the at least one positioning elastic arm; and in the process of the marking piece being swung to be non-parallel to the edge side to sandwich a first deployment angle with the edge side The first bending lobe applies pressure to the at least one positioning elastic arm to elastically deform, so that the at least one positioning elastic arm provides an elastic force to drive the pivoting portion to rotate to the second positioning surface and the at least one positioning elastic arm The location of the face contact. The display device of claim 2, wherein the pivot portion further has a third positioning surface, the third positioning surface abutting the second positioning surface to form a second bending lobe; wherein, the marking piece During the swinging to a side that is not parallel to the edge of the edge to form a second deployment angle with the edge of the edge, the second bending lobe applies pressure to the at least one positioning elastic arm to elastically deform the at least one positioning spring The arm provides an elastic force to drive the pivot portion to rotate to a position where the third positioning surface is in surface contact with the at least one positioning elastic arm. The display device of claim 2 or 3, wherein the indicator piece has a marking surface, and the marking piece is externally displayed with respect to the display panel when the marking piece portion and the edge side face the first deployment angle The label surface presents a logo message. The display device of claim 1, wherein the pivot portion is formed with a first engaging structure and a second engaging structure at a position opposite to the at least one positioning elastic arm, the at least one positioning elastic arm having a a third engaging structure; wherein the third engaging structure is engaged with the first engaging structure to be positioned when the marking piece is swung to be substantially parallel to the side of the edge to be received in the receiving space The marking piece portion is configured to be engaged with the second engaging structure to position the marking portion when the marking piece portion is swung to be non-parallel to the edge side surface to form an opening angle with the edge side surface . The display device of claim 1, wherein the at least one positioning elastic arm and the indicator piece are axially displaced in an axial direction of the pivot portion, and the pivot portion is formed at a position opposite to the at least one positioning elastic arm. a first engaging structure and a second engaging structure, the at least one positioning elastic arm has a third engaging structure; The third engaging structure is engaged with the first engagement when the indicator piece is swung to be substantially parallel to the edge side and is juxtaposed with the at least one positioning elastic arm to be received in the accommodating space. The structure is configured to position the marking piece; when the marking piece is swung to be non-parallel to the side of the edge to form a first deployment angle with the edge side, the third engaging structure is engaged with the second engaging structure Position the label section. The display device of claim 6, wherein the pivot portion is further formed with a fourth engaging structure at a position opposite to the at least one positioning elastic arm, when the indicator portion is swung to be non-parallel to the side of the edge When the second side is engaged with the edge of the edge, the third engaging structure is engaged with the fourth engaging structure to position the marking piece. The display device of claim 6 or 7, wherein the indicator piece has a marking surface, and when the marking piece is not parallel to the edge side, the marking piece is externally displayed with respect to the display panel Present a sign message. The display device of claim 5 or 6, wherein the first engaging structure and the second engaging structure are one of a positioning groove and a positioning bump, and the third engaging structure is the one The positioning groove and the other of the positioning protrusions are selectively engaged with the first engaging structure or the second engaging structure concave and convex to position the marking piece. The display device of claim 7, wherein the labeling portion has a first marking surface and a second marking surface, and when the marking sheet portion and the edge side sandwich the first deployment angle, the marking portion is opposite Displaying the first indicator surface on the display panel to present a first indication message, and when the indicator sheet portion and the edge side sandwich the second deployment angle, the indicator sheet portion is opposite to the display panel The second indicator surface is displayed to present a second indication message. The display device of claim 1, wherein the positioning piece is integrally formed with the frame or detachably disposed on the edge side.