Display device and interaction equipment

Abstract

The utility model discloses a display device and interactive equipment, and the display device comprises a display screen. The heat conduction unit is used for conducting heat generated by the display screen; and the heat dissipation unit is used for dissipating heat conducted by the heat conduction unit. According to the display device and the interactive equipment, heat generated by the display screen is conducted through the heat conduction unit, the heat conducted by the heat conduction unit is dissipated through the heat dissipation unit, and the heat dissipation capacity of the display device is improved.

Description

Technical Field

[0001] The utility model relates to the field of display technology, and in particular to a display device and an interactive equipment. Background Art

[0002] As an important component of human-computer interaction, the display device is often touched and clicked during use, which generates heat. If the heat dissipation is not good, it is easy to get stuck or burn out. Therefore, improving the heat dissipation capacity of the display device is of great significance to improving the stability of the display device. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, a display device and an interactive device are provided, which can at least improve the heat dissipation capacity of the display device.

[0004] In a first aspect, the utility model provides a display device, comprising:

[0005] Display screen;

[0006] A heat conduction unit, which is used to conduct heat generated by the display screen;

[0007] as well as

[0008] The heat dissipation unit is used to dissipate the heat conducted by the heat conduction unit.

[0009] As an implementable manner, the heat conduction unit includes a heat conduction pad, and the heat conduction pad is connected to the display screen.

[0010] As an implementable manner, the heat dissipation unit includes a heat dissipation channel, and the heat dissipation channel is communicated with the heat conduction unit.

[0011] As an implementable manner, the heat dissipation unit includes a pressing frame, and a heat dissipation channel is arranged on the pressing frame.

[0012] As an implementable manner, the pressing frame includes heat dissipation holes, and the heat dissipation holes are configured as heat dissipation channels.

[0013] As an implementable manner, the pressing frame includes a notch, and the notch is configured as the heat dissipation channel.

[0014] As an implementable manner, the heat dissipation unit includes a pressing frame, and the thermal conductive pad is arranged between the display screen and the pressing frame.

[0015] As an implementable manner, the display device further includes an outer frame, the pressing frame includes a pressing frame and a mounting plate, and the mounting plate mounts the display screen on the outer frame via the pressing frame.

[0016] As an implementation manner, a notch is provided around the periphery of the mounting plate.

[0017] As an implementation manner, the mounting plate includes a first periphery and a second periphery, the first periphery is provided with a first notch, and the second periphery is provided with a second notch.

[0018] As an implementation manner, the heat conduction unit includes a heat conduction pad, and the mounting plate presses the heat conduction pad onto the display screen.

[0019] As an implementable manner, the heat conduction unit includes a heat conduction pad, and a heat dissipation hole is provided at a position of the mounting plate corresponding to the heat conduction pad.

[0020] As an implementable manner, a groove is provided on the outer frame, and a sealing gasket is provided on the groove.

[0021] As an implementable manner, the groove includes a first groove and a second groove, the sealing gasket includes a first sealing gasket and a second sealing gasket, the first sealing gasket is arranged in the first groove, and the second sealing gasket is arranged in the second groove.

[0022] As an implementable manner, the display device further includes an inner frame connected to an outer frame, an outer box body is suitable for being pressed between the inner frame and the outer frame, a second sealing gasket is arranged between the outer box body and the outer frame, and a first sealing gasket is arranged between the display screen and the outer frame.

[0023] As an implementable manner, the display device further includes a control board, a flat cable and a heat insulation board, the control board is connected to the display screen via the flat cable, and the heat insulation board is arranged between the control board and the pressing frame.

[0024] In a second aspect, the utility model provides an interactive device, comprising the above-mentioned display device.

[0025] As an implementable manner, the interactive device is a charging apparatus.

[0026] In the above solution, the heat generated by the display screen is conducted by the heat conduction unit, and the heat dissipation unit dissipates the heat conducted by the heat conduction unit, thereby improving the heat dissipation capacity of the display device. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0028] Figure 1 An exploded schematic diagram of a display device provided by an embodiment of the utility model;

[0029] Figure 2 A schematic diagram of the structure of a compression frame provided by an embodiment of the utility model;

[0030] Figure 3 A schematic cross-sectional view of a display device provided by an embodiment of the utility model;

[0031] Figure 4for Figure 3 The enlarged schematic diagram of point A in the middle;

[0032] Figure 5 A schematic structural diagram of a fourth connecting assembly provided in one embodiment of the utility model;

[0033] Figure 6 A schematic diagram of the structure of an interactive device provided in one embodiment of the utility model.

[0034] Description of reference numerals:

[0035] Outer frame 1, first groove 11, second groove 12, first sealing gasket 2, second sealing gasket 3, display screen 4, thermal pad 5, clamping frame 6, pressing frame 61, mounting plate 62, heat dissipation hole 621, first notch 622, second notch 623, first connecting component 7, fourth connecting component 8, third connecting component 9, control board 10, inner frame 13, second connecting component 15, cable 16, display device 30, interactive device 50. DETAILED DESCRIPTION

[0036] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0037] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0038] like Figure 1-6 As shown, an embodiment of the utility model provides a display device and an interactive device.

[0039] like Figure 1 As shown, the display device 30 provided in the embodiment of the utility model includes:

[0040] Display screen 4;

[0041] A heat conduction unit, which is used to conduct heat generated by the display screen 4;

[0042] as well as

[0043] The heat dissipation unit is used to dissipate the heat conducted by the heat conduction unit.

[0044] In some embodiments, the display screen may include but is not limited to an LED display screen, an LCD display screen, and a liquid crystal display screen. The heat conduction unit is used to conduct the heat generated during the use of the display screen to the heat dissipation unit, and the heat dissipation unit then dissipates the heat conducted by the heat conduction unit to achieve the purpose of dissipating heat from the display screen 4.

[0045] like Figure 1 As shown, the heat conduction unit includes a heat conduction pad 5 , and the heat conduction pad 5 is connected to the display screen 4 .

[0046] In some embodiments, the heat conduction unit may include a heat conduction pad 5 , which may be made of a material with good heat absorption and heat conduction effects, and its shape may include but is not limited to a cube, a cuboid, or other irregular polyhedrons.

[0047] In some embodiments, the thermal pad 5 is connected to the display screen 4 and is in close contact with the back of the display screen 4. On the one hand, the thermal pad 5 can absorb and conduct the heat generated by the display screen 4 to cool the display screen 4. On the other hand, the thermal pad 5 is in close contact with the display screen 4 and can also support and buffer the display screen 4 to prevent the glass panel of the display screen 4 from being deformed and damaged due to long-term touching of the display screen 4.

[0048] The heat dissipation unit includes a heat dissipation channel, and the heat dissipation channel is communicated with the heat conduction unit.

[0049] In some embodiments, the heat dissipation unit may be a heat dissipation channel, which is connected to the heat conduction unit and is used to dissipate the heat of the display screen 4 absorbed by the heat conduction unit.

[0050] In some embodiments, the heat dissipation channel may include but is not limited to a pipe-like structure, and the number of the pipe-like structure may be one or more, and may be flexibly set according to actual usage requirements.

[0051] The heat dissipation unit comprises a pressing frame 6 , on which a heat dissipation channel is arranged.

[0052] In some embodiments, the heat dissipation unit can be a compression frame 6, which is made of a material with good thermal conductivity and good rigidity. A heat dissipation channel is provided on the compression frame 6 to dissipate the heat of the display screen 4 absorbed by the heat conduction unit.

[0053] In some embodiments, the number of heat dissipation channels may be one or more, and in actual applications, the number of heat dissipation channels may be reasonably set according to usage requirements.

[0054] like Figure 2 As shown, the pressing frame 6 includes a heat dissipation hole 621 , and the heat dissipation hole 621 is configured as a heat dissipation channel.

[0055] In some embodiments, the pressing frame 6 includes a heat dissipation hole 621 , and the heat dissipation hole 621 can be used as a heat dissipation channel to dissipate the heat of the display screen 4 absorbed by the heat conduction unit.

[0056] In some embodiments, the number of the heat dissipation holes 621 may be one or more, and in actual applications, the number of the heat dissipation holes 621 may be reasonably set according to usage requirements.

[0057] The pressing frame 6 comprises a notch, and the notch is configured as a heat dissipation channel.

[0058] In some embodiments, the pressing frame 6 includes a notch, which can be used as a heat dissipation channel to dissipate the heat of the display screen 4 absorbed by the heat conduction unit.

[0059] In some embodiments, the number of the gaps may be one or more, and in actual applications, the number of the gaps may be reasonably set according to usage requirements.

[0060] like Figure 3 As shown, the heat dissipation unit includes a pressing frame 6 , and a thermal pad 5 is arranged between the display screen 4 and the pressing frame 6 .

[0061] In some embodiments, the heat dissipation unit may be a pressing frame 6 , which may press the thermal pad 5 against the display screen 4 , so that the thermal pad 5 is close to the display screen 4 , thereby better achieving heat dissipation and support for the display screen 4 .

[0062] like Figure 2 As shown, the display device 30 further includes an outer frame 1 , and the pressing frame 6 includes a pressing frame 61 and a mounting plate 62 . The mounting plate 62 mounts the display screen 4 on the outer frame 1 through the pressing frame 61 .

[0063] In some embodiments, the display device 30 further includes an outer frame 1, which can be made of a material with good thermal conductivity and good rigidity. The pressing frame 6 includes a pressing frame 61 and a mounting plate 62. The pressing frame 61 can be an annular structure, and the mounting plate 62 can be a flat plate structure. The pressing frame 61 and the mounting plate 62 can be assembled together by screwing, welding or bonding, or can be integrally formed by die casting.

[0064] In some embodiments, a certain number of through holes are provided on the mounting plate 62, and the first connecting component 7 passes through the through holes on the mounting plate 62, thereby connecting the mounting plate 62 with the outer frame 1, and then installing the pressing frame 6 with the outer frame 1. The display screen 4 is pressed against the outer frame 1 by the pressing frame 61, so that the display screen 4 is installed.

[0065] In some embodiments, the flange structure may include but is not limited to an arc shape and a right angle shape.

[0066] The periphery of the mounting plate 62 is provided with notches.

[0067] In some embodiments, a notch is provided around the mounting plate 62 , and the notch can be used as a heat dissipation channel to dissipate the heat of the display screen 4 absorbed by the thermal pad 5 .

[0068] In some embodiments, the number of the gaps may be one or more, and in actual applications, the number of the gaps may be reasonably set according to usage requirements.

[0069] In some embodiments, the notch can be set on at least one edge, and the number of notches on the same edge can be set to at least one. The notch shape can include but is not limited to a rectangle, a trapezoid or other regular or irregular shapes. The notch can serve as a heat dissipation channel to dissipate the heat conducted by the thermal pad 5.

[0070] In some embodiments, the notches are disposed on opposite edges of the mounting plate 62 .

[0071] The mounting plate 62 includes a first periphery and a second periphery. The first periphery is provided with a first notch 622 , and the second periphery is provided with a second notch 623 .

[0072] In some embodiments, the perimeter of the mounting plate 62 includes a first perimeter, a second perimeter, a third perimeter, and a fourth perimeter.

[0073] In some embodiments, the first periphery, the second periphery, the third periphery and the fourth periphery can be connected in sequence. In addition, there can be many other different connection methods, which will not be described in detail here.

[0074] In some embodiments, a first notch 622 is provided on the first periphery, and a second notch 623 is provided on the second periphery. The first notch 622 and the second notch 623 can form a channel for natural air convection, so that air flows in from the first notch 622 and flows out from the second notch 623. Alternatively, air flows in from the second notch 623 and flows out from the first notch 622. The flowing air can remove the heat of the display screen absorbed by the thermal pad 5, the heat on the display screen 4, and the heat on the pressing frame 6 through air convection.

[0075] In some embodiments, notches may be provided on the third periphery and the fourth periphery, or on the first periphery and the third periphery, or on the first periphery, the second periphery and the third periphery, or on the first periphery, the second periphery, the third periphery and the fourth periphery. This section only lists some of the combinations, and there may be many other combinations, which will not be described in detail here.

[0076] The heat conduction unit includes a heat conduction pad 5 , and the mounting plate 62 presses the heat conduction pad 5 onto the display screen 4 .

[0077] In some embodiments, the mounting plate 62 is connected to the outer frame 1 through the first connecting component 7 , and the thermal pad 5 is pressed against the display screen 4 through the mounting plate 62 to achieve the installation of the thermal pad 5 .

[0078] The heat conduction unit includes a heat conduction pad 5 , and a heat dissipation hole 621 is provided at a position of the mounting plate 62 corresponding to the heat conduction pad 5 .

[0079] In some embodiments, a heat dissipation hole 621 is provided at the position where the mounting plate 62 presses the thermal pad 5 , for dissipating the heat of the display screen 4 absorbed by the thermal pad 5 .

[0080] In some embodiments, the number of the heat dissipation holes 621 may be one or more, and in actual applications, the number of the heat dissipation holes 621 may be reasonably set according to usage requirements.

[0081] In some embodiments, there may be multiple heat dissipation holes 621 disposed on the mounting plate 62. The multiple heat dissipation holes 621 may be of the same shape or of different shapes. The areas of the individual heat dissipation holes 621 may be the same or different.

[0082] In some embodiments, as a preferred solution, the area of ​​the region formed by the plurality of heat dissipation holes 621 is greater than or equal to the area of ​​the thermal pad 5 in contact with the region, so as to achieve a better heat dissipation effect.

[0083] like Figure 3 As shown, a groove is provided on the outer frame 1, and a sealing gasket is provided on the groove.

[0084] In some embodiments, a certain number of grooves may be provided on the outer frame 1, and the grooves may be used as installation positions for the sealing gasket to install the sealing gasket.

[0085] In some embodiments, the cross-sectional shape of the groove may include but is not limited to a rectangle or a semicircle.

[0086] like Figure 4 As shown, the groove includes a first groove 11 and a second groove 12 , and the sealing gasket includes a first sealing gasket 2 and a second sealing gasket 3 . The first sealing gasket 2 is arranged in the first groove 11 , and the second sealing gasket 3 is arranged in the second groove 12 .

[0087] In some embodiments, two grooves may be provided, including a first groove 11 and a second groove 12 .

[0088] In some embodiments, two sealing gaskets may be provided, including a first sealing gasket 2 and a second sealing gasket 3 .

[0089] In some embodiments, the first sealing gasket 2 is installed in the first groove 11 , and the second sealing gasket 3 is installed in the second groove 12 .

[0090] In some embodiments, the first sealing gasket 2 may be a sealing gasket with a rectangular cross-section.

[0091] In some embodiments, the second sealing gasket 3 may be a sealing gasket with a convex hull cross-section, and the sealing gasket with a convex hull cross-section may be a sealing gasket with a double convex hull cross-section or a sealing gasket with multiple convex hull cross-sections.

[0092] The display device 30 also includes an inner frame 13, which is connected to the outer frame 1, and an outer box body 20 is suitable for being pressed between the inner frame 13 and the outer frame 1. A second sealing gasket 3 is arranged between the outer box body 20 and the outer frame 1, and a first sealing gasket 2 is arranged between the display screen 4 and the outer frame 1.

[0093] In some embodiments, the display device 30 also includes an inner frame 13, and a through hole is provided on the inner frame 13. The second connecting component 15 passes through the through hole provided on the inner frame 13 to connect the inner frame 13 with the outer frame 1. The external box 20 is pressed between the inner frame 13 and the outer frame 1, so that the display device 30 is installed and fixed on the external box 20. In order to prevent external liquid from entering the interior of the display device 30, a second sealing gasket 3 is provided between the external box 20 and the outer frame 1 to achieve a sealing effect. Here, the second sealing gasket 3 is a double convex hull or multi-convex hull cross-section sealing gasket to ensure a more reliable seal. The external box 20 may include but is not limited to the external shell of the interactive device 30, and the interactive device 30 may include but is not limited to a charging pile.

[0094] In some embodiments, as a preferred solution, the material of the second sealing pad 3 can be silicone rubber or fluororubber or nitrile rubber, which has excellent waterproof effect.

[0095] In some embodiments, as a preferred solution, the first sealing gasket 2 is a sealing gasket with a rectangular cross-section, which is flat and has a large contact area with the display screen 4. When pressed, the pressure on the display screen 4 is small, which is beneficial to protecting the display screen 4.

[0096] In some embodiments, as a preferred solution, the material of the first sealing pad 2 can be EPDM, which can provide softer support for the display screen 4 while achieving a waterproof effect.

[0097] The display device further includes a control board 10 , a flat cable 16 and a heat insulating board 14 . The control board 10 is connected to the display screen 4 via the flat cable 16 , and the heat insulating board 14 is disposed between the control board 10 and the pressing frame 6 .

[0098] In some embodiments, the control board 10 may include but is not limited to a PCBA circuit board for controlling the display screen 4. The control board 10 and the display screen 4 are connected together through a flat cable 16, and the flat cable 16 can transmit electrical signals to achieve electrical signal communication between the control board 10 and the display screen 4.

[0099] In some embodiments, the flat cable 16 can pass through the notch on the pressing frame 6 to connect with the control board 10 .

[0100] In some embodiments, in order to ensure that the heat discharged from the heat dissipation holes and / or notches of the compression frame 6 is not blocked by the control board 10 and the heat can be discharged smoothly, there is a certain distance between the control board 10 and the compression frame 6.

[0101] In some embodiments, Figure 5 As shown, the display device 30 also includes a fourth connection component 8, which can be a male and female bolt. One end of the fourth connection component 8 is provided with an internal thread, and the other end of the fourth connection component 8 is provided with an external thread. A through hole is provided on the control board 10, and the third connection component 9 passes through the through hole on the control board 10 and is connected with the internal thread of the fourth connection component 8. A certain number of projection welding nuts are welded on the clamping frame 6, and the external thread of the fourth connection component 8 is connected with the projection welding nut of the clamping frame 6, so that the control board 10 is installed on the clamping frame 6.

[0102] In some embodiments, due to the structural characteristics of the fourth connecting component 8, after the control board 10 is installed on the pressing frame 6, the fourth connecting component 8 will be pressed in the middle, and there will be a certain distance between the control board 10 and the pressing frame 6.

[0103] At the same time, there is a certain distance between the pressing frame 6 and the control board 10 , which can avoid direct heating of the control board 10 .

[0104] In order to reduce the influence of heat dissipation on the control board 10, in some embodiments, a heat insulation board may be provided between the control board 10 and the pressing frame 6. The heat insulation board may be made of a material with poor heat absorption and heat conduction effects. The heat insulation board may block the heat dissipated through the pressing frame 6 outside the control board 10, thereby playing a role of thermal isolation for the control board 10.

[0105] In some embodiments, when the clamping frame 6 is made of metal and the control board 10 is a PCBA board, the two need to be insulated. There is a certain distance between the control board 10 and the clamping frame 6, which can also prevent damage to the control board 10 due to unnecessary electrical connection.

[0106] In some embodiments, the heat insulation board may also be made of a material with good insulation effect to prevent the control board 10 from being damaged due to unnecessary electrical connection between the control board 10 and the pressing frame 6 .

[0107] In some embodiments, the projection welding nut provided on the clamping frame 6 may also be replaced by a threaded hole directly opened on the mounting plate 62 .

[0108] Second, as Figure 6As shown, the utility model provides an interactive device 50, including the above-mentioned display device 30.

[0109] In some embodiments, the heat of the display screen 4 which is conducted by the heat conduction unit in the display device 30 and dissipated by the heat dissipation unit will be discharged through the heat dissipation channel provided on the external box 20 of the interactive device 50 and will not accumulate inside the interactive device 50.

[0110] In some embodiments, the interactive device 50 may include but is not limited to charging devices, smart home devices, wearable devices, etc.

[0111] In some embodiments, the interactive device 50 is a charging station.

[0112] In some embodiments, the charging device may include but is not limited to a column charging pile, a wall-mounted charging pile, etc.

[0113] It should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like used above to indicate positions or positional relationships are based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0114] The above description is only a preferred embodiment of the present application and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the present application is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) by each other to form a technical solution.

Claims

1. A display device, characterized in that: include: Display screen (4); A heat conduction unit, the heat conduction unit being used to conduct heat generated by the display screen (4); as well as A heat dissipation unit, the heat dissipation unit is used to dissipate the heat conducted by the heat conduction unit, the heat dissipation unit comprises a pressing frame (6), a heat dissipation channel is arranged on the pressing frame (6), the pressing frame (6) comprises a notch, and the notch is configured as the heat dissipation channel.

2. The display device according to claim 1, characterized in that The heat conduction unit comprises a heat conduction pad (5), and the heat conduction pad (5) is connected to the display screen (4).

3. The display device according to claim 1, characterized in that The heat dissipation unit includes a heat dissipation channel, and the heat dissipation channel is communicated with the heat conduction unit.

4. The display device according to claim 1, characterized in that The pressing frame (6) comprises a heat dissipation hole (621), and the heat dissipation hole (621) is configured as the heat dissipation channel.

5. The display device according to claim 2, characterized in that: The heat dissipation unit comprises a pressing frame (6), and the thermal conductive pad (5) is arranged between the display screen (4) and the pressing frame (6).

6. The display device according to claim 1, characterized in that: The display device also includes an outer frame (1), the pressing frame (6) includes a pressing frame (61) and a mounting plate (62), and the mounting plate (62) mounts the display screen (4) on the outer frame (1) via the pressing frame (61).

7. The display device according to claim 6, characterized in that: The periphery of the mounting plate (62) is provided with a notch.

8. The display device according to claim 6, characterized in that: The mounting plate (62) comprises a first periphery and a second periphery, the first periphery being provided with a first notch (622), and the second periphery being provided with a second notch (623).

9. The display device according to claim 6, characterized in that: The heat conduction unit comprises a heat conduction pad (5), and the mounting plate (62) presses the heat conduction pad (5) onto the display screen (4).

10. The display device according to claim 6, characterized in that: The heat conduction unit comprises a heat conduction pad (5), and a heat dissipation hole (621) is provided on the mounting plate (62) at a position corresponding to the heat conduction pad (5).

11. The display device according to claim 6, characterized in that: The outer frame (1) is provided with a groove, and a sealing gasket is provided on the groove.

12. The display device according to claim 11, characterized in that: The groove comprises a first groove (11) and a second groove (12); the sealing gasket comprises a first sealing gasket (2) and a second sealing gasket (3); the first sealing gasket (2) is arranged in the first groove (11) and the second sealing gasket (3) is arranged in the second groove (12).

13. The display device according to claim 12, characterized in that: The display device further comprises an inner frame (13), the inner frame (13) being connected to the outer frame (1), an outer box body (20) being adapted to be press-fitted between the inner frame (13) and the outer frame (1), the second sealing gasket (3) being arranged between the outer box body (20) and the outer frame (1), and the first sealing gasket (2) being arranged between the display screen (4) and the outer frame (1).

14. The display device according to claim 1, characterized in that The display device further comprises a control panel (10), a flat cable (16) and a heat insulation board, wherein the control panel (10) is connected to the display screen (4) via the flat cable (16), and the heat insulation board is arranged between the control panel (10) and the pressing frame (6).

15. An interactive device, characterized in that: A display device comprising any one of claims 1-14.

16. The interactive device according to claim 15, characterized in that: The interactive device is a charging pile.

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