Display device

Abstract

The utility model discloses a display device. The display device includes: a display; the support comprises a base and a rod combined with the base, and the support supports the display; the base comprises: a housing; a first plate located inside the housing and having a groove; the substrate is positioned on the first plate; and a second plate located inside the housing and covering the substrate. Therefore, the substrate of the base can be protected from external impact.

Description

TECHNICAL FIELD

[0001] The utility model relates to a display device. BACKGROUND

[0002] With the development of information society, the requirements for display devices are increasing in various forms, and in response, various display devices such as LCD (Liquid Crystal Display Device), PDP (Plasma Display Panel), ELD (Electro luminescent Display), VFD (Vacuum Fluorescent Display), OLED (Organic Light Emitting Diode), and the like have been researched and used in recent years.

[0003] Among them, the LCD panel can be provided with TFT (Thin Film Transistor) substrates and color substrates facing each other across the liquid crystal layer, and can display images using light provided by a backlight unit. Also, the OLED panel can display images by depositing an organic layer that can emit light itself on a substrate formed with a transparent electrode.

[0004] In recent years, a lot of research has been conducted on structures that freely adjust the angle and position of the display. SUMMARY

[0005] The purpose of the utility model is to solve the above-mentioned problems and other problems.

[0006] Another purpose is to provide a display device having a support for supporting a display.

[0007] Another purpose is to provide a structure of a base of a support.

[0008] Another purpose is to provide a structure that protects the substrate of the base from external impact.

[0009] Another purpose is to provide a structure that minimizes EMI (Electromagnetic Interference) of the substrate of the base.

[0010] Another purpose is to provide a combined structure of a rod of a support and a base.

[0011] Another purpose is to provide a combined structure of a top connector of a rod and a bottom connector of a base.

[0012] Another object is to provide a cable routing structure of a bracket installed with a bottom connector.

[0013] Another object is to provide a combined structure of a top connector and a top bracket.

[0014] According to an aspect of the present application for achieving the above or other objects, there is provided a display device, including: a display; and a stand including a base and a pole combined with the base, the stand supporting the display; the base including: a housing; a first plate located inside the housing and having a groove; a substrate located at the first plate; and a second plate located inside the housing and covering the substrate.

[0015] The second plate can include: a main body; a frame extending along an edge of the main body of the second plate; and a guide pin protruding from a bottom surface of the frame.

[0016] The first plate can include: a main body; and a recessed portion recessed from a top surface of the main body of the first plate, forming an accommodation space for disposing the substrate.

[0017] The first plate can also include: a main body; and a hole formed in the main body of the first plate, covered by the substrate.

[0018] The guide pin can be inserted into a guide hole provided in the main body of the first plate to guide the combination of the second plate and the first plate.

[0019] The base can further include a bracket located in the groove of the first plate.

[0020] The base can further include a wheel assembly combined with the first plate to move the housing.

[0021] According to another aspect of the present application for achieving the above or other objects, there is provided a display device, including: a display; and a stand including a base and a pole combined with the base, the stand supporting the display; the base including: a housing; a first plate located inside the housing and having a groove; and a bracket located in the groove of the first plate.

[0022] The first plate can include: a main body; a cover portion forming an upper side of the groove in the main body of the first plate; and a recess formed in the main body of the first plate from an edge of the cover portion to an inner side of the cover portion.

[0023] The bracket can include: a main body; and a wall protruding from a top surface of the main body of the bracket.

[0024] The cover covers a main body of the bracket; the wall is inserted into the groove of the first plate.

[0025] The base can further include a second plate located inside the housing and on a main body of the first plate.

[0026] The base can further include a wheel assembly that moves the housing in conjunction with the first plate.

[0027] The housing can include a support recessed from a bottom of the housing; the first plate can include a wheel mount recessed from a bottom of the first plate, located on the support; the wheel assembly can be coupled to the wheel mount through a hole of the support.

[0028] A side wall of the wheel mount can extend along a side of the support.

[0029] The wheel mount can include a plurality of wheel mounts arranged along an edge of the housing.

[0030] The housing can include a bottom portion forming a bottom of the housing, the first plate being located on the bottom portion; the bracket being located between the slot and the bottom portion.

[0031] The base can further include a bottom connector mounted on the bracket; the bracket can include a first cable path recessed from a top surface of the bracket, one end of the first cable path being adjacent to the bottom connector.

[0032] The base can further include a base plate mounted on the bracket; the bracket can include a second cable path recessed from a top surface of the bracket, one end of the second cable path being adjacent to the base plate.

[0033] The base can further include a jack mounted on a side of the bracket; the bracket can include a third cable path recessed from a bottom surface of the bracket, one end of the third cable path being adjacent to the jack.

[0034] The rod can extend in a direction crossing the base; the base can further include a bottom connector mounted on the bracket; the rod can include a top bracket coupled inside the rod, and a top connector coupled to the top bracket; if the rod is coupled to the base, the top connector can be electrically connected to the bottom connector.

[0035] The top bracket can further include a hollow cylinder-shaped main body, and a slit formed in a side of the main body of the top bracket; the top connector can be inserted into a hollow portion of the main body of the top bracket.

[0036] The effects of the display device of this utility model will be described below.

[0037] According to at least one embodiment of the present invention, a display device having a support bracket for the display can be provided.

[0038] According to at least one embodiment of the present invention, a structure for the base of a bracket can be provided.

[0039] According to at least one embodiment of the present invention, a structure is provided that protects the substrate of the base from external impacts.

[0040] According to at least one embodiment of the present invention, a structure that minimizes the EMI of the substrate of the base can be provided.

[0041] According to at least one embodiment of the present invention, a combined structure of a support rod and a base can be provided.

[0042] According to at least one embodiment of the present invention, a combination structure of a top connector of a rod and a bottom connector of a base can be provided.

[0043] According to at least one embodiment of the present invention, a cable routing structure with a bracket equipped with a bottom connector can be provided.

[0044] According to at least one embodiment of the present invention, a combined structure of a top connector and a top bracket can be provided.

[0045] The applicable scope of this invention will become clear from the following detailed description. However, those skilled in the art will clearly understand various changes and modifications within the spirit and scope of this invention, and therefore it should be understood that the detailed description and specific embodiments, such as preferred embodiments, are given by way of example only. Attached Figure Description

[0046] Figures 1 to 39 This is a diagram illustrating an example of a display device according to an embodiment of the present invention. Detailed Implementation

[0047] Hereinafter, the embodiments disclosed in this specification will be described in detail with reference to the accompanying drawings, and the same or similar components will be given the same reference numerals, regardless of the drawing numbers, and repeated descriptions thereof will be omitted.

[0048] The suffixes “module” and “section” used for the constituent elements in the following description are merely assigned or used interchangeably for the convenience of writing the instruction manual, and do not inherently distinguish one another from the other.

[0049] In addition, in describing the embodiments disclosed in the present specification, if it is judged that a detailed description of the related known technology can confuse the gist of the embodiments disclosed in the present specification, the detailed description is omitted. In addition, the accompanying drawings are merely for the purpose of facilitating the understanding of the embodiments disclosed in the present specification, and the technical idea disclosed in the present specification is not limited to the accompanying drawings, and it should be understood that all modifications, equivalents, and alternatives within the idea and technical scope of the present specification are included.

[0050] Terms including "first," "second," and the like can be used to describe various constituent elements, but the constituent elements are not limited by the terms. The terms are used only for the purpose of distinguishing one constituent element from another.

[0051] When described as being "coupled," "fixed," "mounted," "connected," "linked," or the like with respect to one constituent element and another constituent element, a third constituent element can be present between them. When described as being "directly coupled," "directly fixed," "directly mounted," "directly connected," "directly linked," or the like with respect to one constituent element and another constituent element, a third constituent element can not be present between them.

[0052] Unless the context clearly indicates otherwise, the singular expression includes the plural expression.

[0053] In the present application, the terms "comprising" or "having" and the like are used only to specify the presence of the features, numbers, steps, actions, constituent elements, components, or combinations thereof described in the specification, and do not intend to exclude the possibility of the presence or addition of one or more other features, numbers, steps, actions, constituent elements, components, or combinations thereof.

[0054] The directions of up U, down D, left Le, right Ri, front F, and rear R indicated in the drawings are only for the convenience of explanation, and the technical idea disclosed in the present specification is not limited thereto.

[0055] Referring to Figure 1 and Figure 2 The display device 1 can include a display 10. The display 10 can include a display panel 11 that displays an image. The front surface of the display panel 11 can display an image. The display 10 can be referred to as a display unit 10 or a head 10.

[0056] The display 10 can include a first long side LSI, a second long side LS2 opposite the first long side LSI, a first short side SSI adjacent to the first long side LSI and the second long side LS2, and a second short side SS2 opposite the first short side SSI. On the other hand, for convenience of explanation, it is shown that the lengths of the first long side LSI and the second long side LS2 are greater than the lengths of the first short side SSI and the second short side SS2, but the lengths of the first long side LSI and the second long side LS2 can be substantially the same as the lengths of the first short side SSI and the second short side SS2.

[0057] A direction parallel to the short sides SSI, SS2 of the display 10 can be referred to as an up-down direction. A direction parallel to the long sides LSI, LS2 of the display 10 can be referred to as a left-right direction. A direction perpendicular to the short sides SSI, SS2 and the long sides LSI, LS2 of the display 10 can be referred to as a front-rear direction.

[0058] A direction in which the display 10 displays an image can be referred to as a front direction (F, z). A direction opposite the front direction (F, z) can be referred to as a rear direction R. A side of the first short side SSI can be referred to as a left side (Le, x). A side of the second short side SS2 can be referred to as a right side (Ri). A side of the first long side LSI can be referred to as an upper side (U, y). A side of the second long side LS2 can be referred to as a lower side (D).

[0059] The first long side LSI, the second long side LS2, the first short side SSI, and the second short side SS2 can be referred to as edges of the display 10. Portions where the first long side LSI, the second long side LS2, the first short side SSI, and the second short side SS2 intersect each other can be referred to as corners. A portion where the first long side LSI intersects the first short side SSI can be referred to as a first corner C1. A portion where the first short side SSI intersects the second long side LS2 can be referred to as a second corner C2. A portion where the second long side LS2 intersects the second short side SS2 can be referred to as a third corner C3. A portion where the second short side SS2 intersects the first long side LSI can be referred to as a fourth corner C4.

[0060] A stand S can support the display 10. The stand S of the display apparatus 1 can be placed on the ground, and the display 10 of the display apparatus 1 can be spaced apart from the ground by the stand S. The stand S can include a base 20, a pole 30, a connector 40, and a support arm 50.

[0061] The base 20 can be placed on the ground. The base 20 can be circular or angular. A plurality of wheels 20W can be installed to the base 20. The base 20 can be referred to as a mobile base 20.

[0062] A pole 30 can extend from the stand 20. A length direction of the pole 30 can be parallel to a vertical direction. A lower end of the pole 30 can be adjacent to a circumference of the stand 20 and coupled to the stand 20.

[0063] A support arm 50 can extend in a direction crossing the pole 30. The support arm 50 can be coupled to the pole 30 adjacent to an upper end of the pole 30. A connector 40 can be located between the display 10 and the pole 30 and can be coupled to the display 10 and the pole 30.

[0064] Thus, the display 10 can be supported by the stand S and can be spaced apart from a floor on which the stand 20 is placed.

[0065] On the other hand, a battery (not shown) can be built in at least one of the stand 20, the pole 30, the support arm 50, and the display 10. The display apparatus 1 can receive power from the battery to be driven.

[0066] Referring to Figure 3 , the display 10 can include a display panel 11, an intermediate case 12, a frame 13, a side frame 14, and a rear cover 15 (refer to Figure 2 ).

[0067] The display panel 11 can form a front surface of the display 10. For example, the display panel 11 can be an LCD panel, an OLED panel, or an LED panel. The display panel 11 can divide an image into a plurality of pixels and match a color, a brightness, and a saturation of each pixel to output the image. The display panel 11 can be divided into an active area that displays an image and a de-active area that does not display an image. The display panel 11 can generate light corresponding to red or green or blue according to a control signal.

[0068] The intermediate case 12 can extend along an edge of the display panel 11. A horizontal portion 12H can be located in front of the display panel 11. A vertical portion 12V can cross the horizontal portion 12H and cover a side surface of the display panel 11. The intermediate case 12 can also be omitted.

[0069] The frame 13 can be located in a rear of the display panel 11. Electronic components such as a PCB (Printed Circuit Board) can be mounted to the frame 13. For example, a power board, a timing control board, and a main board can be coupled to a rear of the frame 13.

[0070] The side frame 14 can extend along an edge of the frame 13. The side frame 14 can form an edge of the display 10. A horizontal portion 14H can be located in front of the horizontal portion 12H of the intermediate case 12. A vertical portion 14V can cover the vertical portion 12V of the intermediate case 12.

[0071] The back cover 15 can form a back of the display 10. The back cover 15 can cover a rear of the frame 13, and can be combined with the frame 13.

[0072] Referring to Figure 3 and Figure 4 The backlight unit 110 can be located between the display panel 11 and the frame 13, and can be combined with the frame 13. The display panel 11 can be referred to as an LCD panel 11. The backlight unit 110 can include an optical layer 111 and an optical sheet 112.

[0073] The optical layer 111 can include a substrate 111a, at least one light source 111b such as an LED (Light Emitting Diode), a reflection sheet 111c, and a diffusion plate 111d. The reflection sheet 111c can have a hole 111h in which the light source 111b is disposed. The diffusion plate 111d can be located in front of the reflection sheet 111c. A spacer 111s can support a back of the diffusion plate 111d between the reflection sheet 111c and the diffusion plate 111d.

[0074] The optical sheet 112 can be located in front of the diffusion plate 111d. The optical sheet 112 can include at least one of a diffusion sheet and a prism sheet.

[0075] Thus, light of the light source 111b can be provided to the display panel 11 through the diffusion plate 111d and the optical sheet 112. On the other hand, the display panel 11 of the present application can also be an OLED panel or other kinds of panels that do not need the aforementioned backlight unit 110.

[0076] Referring to Figure 3 and Figure 5 The backlight unit 110' can be located between the display panel 11 and the frame 13, and can be combined with the frame 13. The display panel 11 can be referred to as an LCD panel 11. The backlight unit 110' can include an optical layer 111' and an optical sheet 112.

[0077] The optical layer 111' can include a substrate 111a', at least one light source 111b' such as an LED, a reflection sheet 111f, and a light guide plate 111e. The light guide plate 111e can be located between the frame 13 and the optical sheet 112, and can be supported by the frame 13. The reflection sheet 111f can be located between the frame 13 and the light guide plate 111e, and can be supported by the frame 13.

[0078] Thus, light of the light source 111b' can be provided to the display panel 11 through the light guide plate 111e and the optical sheet 112. On the other hand, the display panel 11 of the present application can also be an OLED panel or other kinds of panels that do not need the aforementioned backlight unit 110'.

[0079] Referring to Figure 6 and Figure 7 , the base 20 can include a weight 21, a plate 22, a bracket 23, a housing 20C, and a wheel assembly 26.

[0080] The weight 21 can have a circular shape overall in a circular arc shape (i.e., a circular or elliptical shape). Alternatively, the weight 21 can also have a polygonal ring shape such as a quadrilateral ring shape. Alternatively, the weight 21 can also have a ring shape in a circular arc shape or a polygonal shape with a part of an interval broken. The weight 21 can include a metal material. The weight 21 can include a cast iron material. The weight 21 can be referred to as a weight plate 21, a plate 21, a block 21, or a core 21.

[0081] The plate 22 can be located on the weight 21. The plate 22 can have a quadrilateral plate shape. Alternatively, the plate 22 can also have a circular or elliptical plate shape. The plate 22 can include a metal material. The plate 22 can be a steel plate. The plate 22 can be a hot rolled galvanized iron (HGI). The plate 22 can be referred to as a shroud 22.

[0082] The bracket 23 can be located below the weight 21. The bracket 23 can include an aluminum die-cast material. The bracket 23 can be referred to as a pole bracket 23 or a bottom bracket 23.

[0083] The housing 20C can form the appearance of the base 20. The weight 21, the plate 22, and the bracket 23 can be located inside the housing 20C. The housing 20C can have a circular arc shape overall in a flat shape. Alternatively, the housing 20C can also have a box shape overall in a polygonal shape such as a quadrilateral box shape. The housing 20C can include a plastic material. The housing 20C can be referred to as a cover 20C or a cover body 20C. The housing 20C can include a bottom housing 24 and a top housing 25.

[0084] The bottom housing 24 can form the bottom of the housing 20C. The bottom housing 24 can have a tub shape open to the upper side. The bottom housing 24 can be referred to as a lower housing 24 or a first housing 24.

[0085] The top housing 25 can form the top of the housing 20C. The top housing 25 can have a tub shape open to the lower side. The weight 21, the plate 22, and the bracket 23 can be located between the bottom housing 24 and the top housing 25. The top housing 25 can be referred to as an upper housing 25 or a second housing 25.

[0086] The wheel assembly 26 can be installed at the bottom of the bottom case 24. The wheel assembly 26 can laterally separate the bottom case 24 upward from the ground. The base 20 having the wheel assembly 26 can be moved on the ground. The base 20 can be called a mobile base 20.

[0087] Referring to Figure 8 and Figure 9 The bottom case 24 of the case 20C can include a bottom portion 241 and a side portion 242. The bottom portion 241 can form a bottom of the bottom case 24. The bottom portion 241 can have a circular plate shape. A plurality of ribs 241H, 241V can be formed on the bottom portion 241. The plurality of horizontal ribs 241H and the plurality of vertical ribs 241V can cross each other. The side portion 242 can be disposed along an edge of the bottom portion 241. The side portion 242 can protrude upward from the edge of the bottom portion 241 and can extend along the edge.

[0088] The support 243 can be recessed from a bottom surface of the bottom portion 241. The support 243 can be formed by being pressed upward from the bottom surface of the bottom portion 241. The support 243 can be adjacent to the side portion 242. The support 243 can include a first portion 243a and a second portion 243b. The first portion 243a can be a hollow cylinder protruding upward from a top surface of the bottom portion 241. The second portion 243b can be bent from an upper end of the first portion 243a to an inner side of the first portion 243a. A through-hole 243c can be formed in the second portion 243b and can communicate with a hollow space of the first portion 243a. A hole 243d can be formed in the second portion 243b and can be spaced apart from the through-hole 243c. A pair of holes 243d can be opposite to each other with the through-hole 243c as a reference. The support 243 can be called a counterweight mounting seat 243, a mounting seat 243, or a recess 243.

[0089] A plurality of supports 2431, 2432, 2433, 2434, 2435 can be disposed along the side portion 242 of the bottom case 24. The plurality of supports 2431, 2432, 2433, 2434, 2435 can correspond to the plurality of wheel assemblies 261, 262, 263, 264, 265 (see Figure 7 ).

[0090] A plurality of ribs 244 can be formed on a side wall of the first portion 243a of the support 243 and the bottom portion 241. A plurality of ribs 245 can be formed on an inner side surface of the side portion 242 and can be disposed along the side portion 242.

[0091] The coupling portions 246 can be formed in the bottom portion 241. The coupling portions 246 can protrude upward from the bottom portion 241. The coupling portions 246 can have holes. The coupling portions 246 can be adjacent to each other. The coupling portions 246 can be located at the rear of the bottom portion 241. The coupling portions 246 can be located between the first support 2431 and the second support 2432.

[0092] The fixing portions 247 can be formed in the bottom portion 241. The fixing portions 247 can protrude upward from the bottom portion 241. The fixing portions 247 can have holes. The fixing portions 2471, 2472, 2473, 2473 can be disposed along the side portion 242. The first fixing portion 2471 can be located between the second support 2432 and the third support 2433, adjacent to the second support 2432. The second fixing portion 2472 can be located between the third support 2433 and the fourth support 2434. The third fixing portion 2473 can be located between the fourth support 2434 and the fifth support 2435. The fourth fixing portion 2474 can be located between the fifth support 2435 and the first support 2431, adjacent to the first support 2431. The first fixing portion 2471 to the fourth fixing portion 2474 can be located at the plurality of vertices of the quadrangle.

[0093] Referring to Figures 10 to 12 , the bracket 23 can be located between the first support 2431 and the second support 2432. The bracket 23 can include a body 230 and a wall 231.

[0094] The body 230 can be located between the first support 2431 and the second support 2432, on the plurality of coupling portions 246 (refer to Figure 9 ). The body 230 can have a generally flat block shape. A first groove 2301 can be formed at a first side edge 230A of the body 230, extending along the side of the first portion 243a of the first support 2431. A second groove 2302 can be formed at a second side edge 230B of the body 230, extending along the side of the first portion 243a of the second support 2432.

[0095] The wall 231 can be formed in the body 230. The wall 231 can protrude upward from the top surface of the body 230. The wall 231 can have an open ring shape. A guide rib 231R can protrude from the inner side surface of the wall 231. The guide rib 231R can be located between the two ends of the wall 231.

[0096] The through hole 230H can be formed in the main body 230. The through hole 230H can be located inside the wall 231. The protrusion 230E can protrude from the bottom surface of the main body 230, and the through hole 230H can be formed in the protrusion 230E. A step can be formed between the protrusion 230E and the bottom surface of the main body 230. The protrusion 230F can protrude from the bottom surface of the main body 230. The first protrusion 230Fa can be adjacent to the first side edge 230A of the main body 230, and can be adjacent to the front edge of the main body 230. The second protrusion 230Fb can be adjacent to the second side edge 230B of the main body 230, and can be adjacent to the front edge of the main body 230.

[0097] The first path 230P can be recessed from the top surface of the main body 230. The first path 230P can be referred to as a first cable path 230P or a first guide groove 230P. One end of the first path 230P can be adjacent to the through hole 230H, and the other end of the first path 230P can be open to the outside of the main body 230.

[0098] The second path 230Q can be recessed from the top surface of the main body 230. The second path 230Q can be referred to as a second cable path 230Q or a second guide groove 230Q. One end of the second path 230Q can be located outside the wall 231, and the other end of the second path 230Q can be open to the outside of the main body 230. The protrusion 232 can protrude from the outer surface of the wall 231, and can be provided in correspondence with the second path 230Q. The hole 233 can be formed in the second path 230Q in correspondence with the protrusion 232.

[0099] The third path 230R can be recessed from the bottom surface of the main body 230. The third path 230R can be referred to as a third cable path 230R or a third guide groove 230R. One end of the third path 230R can be adjacent to the through hole 230H, and the other end of the third path 230R can be open to the outside of the main body 230.

[0100] The bottom connector 27 can include a main body 270, a bottom cover 271, and a pin 272. The main body 270 can be located in the through-hole 230H. A plurality of wings 273 can extend from the side of the main body 270. A first wing 273a and a second wing 273b can be opposite each other with the main body 270 as a reference. A first recess 230Ga on the inner side of the wall 231 can be recessed from the top surface of the main body 230, and the first wing 273a can be located on the first recess 230Ga. A second recess 230Gb on the inner side of the wall 231 can be recessed from the top surface of the main body 230, and the second wing 273b can be located on the second recess 230Gb. A plurality of fastening members F7 can pass through a plurality of holes 230Gah, 230Gbh of the plurality of wings 273a, 273b to be coupled to a plurality of recesses 230Ga, 230Gb. For example, the fastening member F7 can be a screw. One end of the first path 230P can be adjacent to the main body 270 of the bottom connector 27, and a cable connected to the bottom connector 27 can be located in the first path 230P.

[0101] The substrate 28 can be disposed on the main body 230 adjacent to the wall 231. The substrate 28 can be a PCB. The substrate 28 can be located at the rear portion of the main body 230. A guide wall 234 can protrude from the main body 230 and can extend along a portion of the substrate 28. A fastening member F8 can pass through the substrate 28 to be coupled to the hole 230U of the main body 230. For example, the fastening member F8 can be a screw. One end of the second path 230Q can be adjacent to the substrate 28, and a cable connected to the substrate 28 can be located in the second path 230Q. For example, a port 28U such as a USB terminal can be mounted on the substrate 28. The port 28U can be a USB C type terminal.

[0102] A socket 29 can be coupled at the rear of the protruding portion 230E. A fastening member F9 such as a screw can fix the socket 29 to the protruding portion 230E. The socket 29 can be disposed corresponding to the through-hole 230H. A slot 242s can be formed in the side portion 242, and the socket 29 can be exposed to the outside through the slot 242s. A power cable connected to an external power source can be electrically connected to the socket 29. One end of the third path 230R can be adjacent to the socket 29, and a cable connected to the socket 29 can be located in the third path 230R.

[0103] Referring to Figure 13 , the protruding portion 230E of the bracket 23 can be located on the coupling portion 246 of the bottom case 24. The protrusion 230F of the bracket 23 (refer to Figure 11 ) can be located on the bottom portion 241 of the bottom case 24. Thereby, the bottom of the protruding portion 230E of the bracket 23 can be spaced apart from the top surface of the bottom portion 241.

[0104] The fastening member F3 can be coupled to the hole 230D of the protrusion 230E through the coupling portion 246. A plurality of holes 230D (refer to Figure 10 ) can be located on the inner side of the wall 231 of the bracket 23. The fastening member F3 and the plurality of holes 230D can be disposed along the wall 231. A portion of the fastening member F3 can be exposed to the upper side of the bracket 23. For example, the fastening member F3 can be a (long) bolt. Thereby, the bracket 23 can be coupled to the bottom case 24.

[0105] A slot 252s can be formed in the side portion 252 of the top case 25. A charging cable connected to an external electronic device can be electrically connected to the port 28U mounted on the substrate 28 through the slot 252s. The port 28U can be a USB C type terminal. The external electronic device can receive power from the port 28U.

[0106] Referring to Figures 14 to 16 , the counterweight 21 can be located on the support 243 and the bracket 23. The counterweight 21 can cover a portion of the support 243 and the bracket 23. The counterweight 21 can include a main body 210 and a wheel mount 211.

[0107] The main body 210 can be located on the bottom portion 241 of the bottom case 24. The edge of the main body 210 can be disposed along the side portion 242 of the bottom case 24. A first groove 210Ga can be recessed from the side edge of the main body 210, can be located between the fourth support 2434 and the fifth support 2435. A second groove 210Gb can be recessed from the side edge of the main body 210, can be located between the third support 2433 and the fourth support 2434.

[0108] The wheel mount 211 can be recessed from the bottom surface of the main body 210. The wheel mount 211 can be recessed from the side edge of the main body 210. The support 243 coupled to the wheel mount 211 can be adjacent to the side portion 242 of the bottom case 24. The wheel mount 211 can be referred to as a recess 211 or a groove 211. The wheel mount 211 can be open to the outside of the main body 210. The wheel mount 211 can correspond to the support 243 of the bottom case 24. The side wall of the wheel mount 211 can extend along the side surface of the first portion 243a of the support 243. The side wall of the wheel mount 211 can extend along an arc.

[0109] Each of the plurality of wheel mounts 211 (2111, 2112, 2113, 2114, 2115) can be provided corresponding to the plurality of supports 2431, 2432, 2433, 2434, 2435, respectively. Each of the plurality of wheel assemblies 26 can be located at the plurality of supports 2431, 2432, 2433, 2434, 2435, respectively, and can be coupled to the plurality of wheel mounts 2111, 2112, 2113, 2114, 2115, respectively.

[0110] The first wheel mount 2111 can be recessed from the bottom surface of the main body 210, and can cover the first support 2431. A side wall of the first wheel mount 2111 can extend along a portion of a side surface of the first portion 243a of the first support 2431. A wheel plate 26a of the first wheel assembly 261 can be located at a lower side of the first wheel mount 2111 through the hole 243c of the first support 2431. The first wheel mount 2111 can be located on the second portion 243b of the first support 2431. A fastening member Fa such as a screw can be coupled to the first hole 211a of the first wheel mount 2111 through the wheel plate 26a. A fastening member Fb such as a screw can be coupled to the second hole 211b of the first wheel mount 2111 through the second portion 243b of the first support 2431.

[0111] The second wheel mount 2112 can be recessed from the bottom surface of the main body 210, and can cover the second support 2432. A side wall of the second wheel mount 2112 can extend along a portion of a side surface of the first portion 243a of the second support 2432. A wheel plate 26a of the second wheel assembly 262 can be located at a lower side of the second wheel mount 2112 through the hole 243c of the second support 2432. The second wheel mount 2112 can be located on the second portion 243b of the second support 2432. A fastening member Fa such as a screw can be coupled to the first hole 211a of the second wheel mount 2112 through the wheel plate 26a. A fastening member Fb such as a screw can be coupled to the second hole 211b of the second wheel mount 2112 through the second portion 243b of the second support 2432.

[0112] The third wheel mount 2113 can be recessed from the bottom surface of the main body 210, and can cover the third support 2433. A side wall of the third wheel mount 2113 can extend along a portion of a side surface of the first portion 243a of the third support 2433. A wheel plate 26a of the third wheel assembly 263 can be located at a lower side of the third wheel mount 2113 through the hole 243c of the third support 2433. A fastening member Fa such as a screw can be coupled to the first hole 211a of the third wheel mount 2113 through the wheel plate 26a. A fastening member Fb such as a screw can be coupled to the second hole 211b of the third wheel mount 2113 through the second portion 243b of the third support 2433.

[0113] The fourth wheel mount 2114 can be recessed from the bottom surface of the main body 210, and can cover the fourth support 2434. The side wall of the fourth wheel mount 2114 can extend along a part of the side surface of the first portion 243a of the fourth support 2434. The wheel plate 26a of the fourth wheel assembly 264 can be located on the lower side of the fourth wheel mount 2114 through the hole 243c of the fourth support 2434. The fastening member Fa such as a screw can be coupled to the first hole 211a of the fourth wheel mount 2114 through the wheel plate 26a. The fastening member Fb such as a screw can be coupled to the second hole 211b of the fourth wheel mount 2114 through the second portion 243b of the fourth support 2434.

[0114] The fifth wheel mount 2115 can be recessed from the bottom surface of the main body 210, and can cover the fifth support 2435. The side wall of the fifth wheel mount 2115 can extend along a part of the side surface of the first portion 243a of the fifth support 2435. The wheel plate 26a of the fifth wheel assembly 265 can be located on the lower side of the fifth wheel mount 2115 through the hole 243c of the fifth support 2435. The fastening member Fa such as a screw can be coupled to the first hole 211a of the fifth wheel mount 2115 through the wheel plate 26a. The fastening member Fb such as a screw can be coupled to the second hole 211b of the fifth wheel mount 2115 through the second portion 243b of the fifth support 2435.

[0115] The hole 210H can be formed in the main body 210. The hole 210H can pass through the main body 210 in the thickness direction of the main body 210. The hole 210H can be a quadrangular hole formed in the central portion of the main body 210. The hole 210H can be referred to as a hollow portion 210H of the weight 21.

[0116] The inner rib 210R can protrude from the portion of the main body 210 that forms the boundary of the hole 210H. The inner rib 210R can be located closer to the bottom surface than to the top surface of the main body 210. A plurality of inner ribs 210R can protrude from the corner portions of the portion of the main body 210 that forms the boundary of the hole 210H. The first coupling portion 210Ca can protrude from the top surface of the first inner rib 210Ra. The second coupling portion 210Cb can protrude from the top surface of the second inner rib 210Rb. The third coupling portion 210Cc can protrude from the top surface of the third inner rib 210Rc. The fourth coupling portion 210Cd can protrude from the top surface of the fourth inner rib 210Rd.

[0117] The groove 210S can be formed between the first wheel mount 2111 and the second wheel mount 2112. The groove 210S can be located between the first inner rib 210Ra and the second inner rib 210Rb. The cover portion 21C can be the portion of the weight 21 that forms the upper side of the groove 210S. The recess 21G can be formed from the edge of the cover portion 21C to the inner side of the cover portion 21C.

[0118] The cover portion 21C can cover the main body 230 of the bracket 23. The cover portion 21C can cover the first path 230P and the second path 230Q of the main body 230. The wall 231 can be inserted into the groove 21G of the weight block 21. The wall 231 can protrude upward from the top surface of the weight block 21. A portion of the base plate 28 can be located in the groove 21G. The fastening member F2 such as a screw can be coupled to the hole 230H of the main body 230 through the cover portion 21C. The pin 230P of the main body 230 can be inserted into the hole 21H of the cover portion 21C, and can guide the coupling of the weight block 21 and the bracket 23.

[0119] Referring to Figure 16 and Figure 17 , the plurality of ribs 245 can be adjacent to the side surface of the weight block 21.

[0120] The plate 22 can be located on the main body 210. The plate 22 can cover the hole 210H of the main body 210. The plate 22 can have a shape corresponding to the hole 210H. The plate 22 can be a quadrangular plate 22. The plate 22 can include a main body 221 and a rim 222 extending along the edge of the main body 221. The rim 222 can be formed by pressing the main body 221 downward.

[0121] The fastening member Fc such as a screw can be coupled to the hole 210F of the main body 210 through the rim 222. The plurality of screws Fc can be located at the plurality of vertices of the triangle. The guide pin 22P can protrude from the bottom surface of the rim 222 and can be inserted into the guide hole 210U of the main body 210. The guide pin 22P can guide the coupling of the plate 22 and the weight block 21.

[0122] Referring to Figure 18 , the fixing portion 212 can protrude from the bottom surface of the main body 210 of the weight block 21. The fixing portion 212 can be located on the fixing portion 247 of the bottom case 24. Each of the plurality of fixing portions 212 (referring to Figure 14 ) can be aligned with the plurality of fixing portions 247 of the bottom case 24, respectively. Thereby, the bottom of the weight block 21 can be spaced apart from the top surface of the bottom portion 241 of the bottom case 24.

[0123] The fastening member F1 such as a screw can be coupled to the fixing portion 212 through the fixing portion 247. Thereby, the weight block 21 can be coupled to the bottom case 24.

[0124] A receiving space 21S can be formed between the joint 210C and the plate 22. A substrate 20P, such as a PCB, can be mounted on a plurality of joints 210Ca, 210Cb, 210Cc, and 210Cd. The substrate 20P can be referred to as a power supply unit 20P. The substrate 20P can cover the hole 210H. A plurality of fastening components, such as screws, can fix the substrate 20P to the holes 210Ch of the plurality of joints 210Ca, 210Cb, 210Cc, and 210Cd. (See reference 210Cp) Figure 15 It can protrude from the joint 210C, can be inserted into the substrate 20P, and can guide the joint between the substrate 20P and the joint 210C.

[0125] Plate 22 can cover the substrate 20P that accommodates space 21S. Plate 22 can protect substrate 20P.

[0126] Bracket 23 (reference) Figure 16 The main body 230 of the bracket 23 can be located in the slot 210S of the counterweight 21. The first path to the third path 230P, 230Q, 230R of the bracket 23 can face the base plate 20P of the receiving space 21S. The first cable can be located in the first path 230P and can be connected to the bottom connector 27 (see reference). Figure 12 The substrate 20P, which houses the space 21S, is also included. A second cable can be located in the second path 230Q and can connect to the substrate 28 (see reference). Figure 12 The substrate 20P houses the space 21S and the base plate 20P. A third cable can be located on the third path 230R and can be connected to a connector 29 (see reference) for connection to a power cable. Figure 11 The display device 1 is powered by the power cable. For example, the power cable can supply power to the battery of the display 10 via the cable C described above or later.

[0127] Reference Figures 19 to 21 , and reference Figures 14 to 18 Unlike the counterweight 21 with hole 210H described herein, the counterweight 21' may include a recess 210H'. The recess 210H' can be recessed from the top surface of the body 210 of the counterweight 21'. The recess 210H' can be a substitute for hole 210H (see reference). Figure 14 and Figure 15 A quadrilateral groove is formed in the center of the main body 210. The bottom 210P' of the recess 210H' may form a step that descends from the top surface of the main body 210. The bottom 210P' may be flat overall. A groove 210S may be formed on the sidewall of the recess 210H'. Bracket 23 (see reference) Figure 12 It can be located in slot 210S. Multiple cable paths 230P, 230Q, 230R are configured in bracket 23 (see reference).Figure 12 The plurality of cables of the first cable assembly 210Ca, 210Cb, 210Cc, 210Cd can be electrically connected with the substrate of the recess 210H'.

[0128] The plurality of coupling portions 210Ca, 210Cb, 210Cc, 210Cd can protrude from the bottom 210P'. The plurality of through-holes 210Ph can be formed in the bottom 210P'. A substrate (not shown), such as a PCB, can be mounted on the plurality of coupling portions 210Ca, 210Cb, 210Cc, 210Cd.

[0129] The plate 22 can be coupled to the top surface of the main body 210 of the weight 21', can cover the recess 210H'. The plate 22 can protect the substrate 20P. The bottom 210P' of the recess 210H' can minimize EMI of the substrate 20P on the plurality of coupling portions 210Ca, 210Cb, 210Cc, 210Cd.

[0130] On the other hand, the first groove 210Ga can be recessed from the side of the main body 210, can be located between the fifth wheel mount 2115 and the fourth wheel mount 2114. The second groove 210Gb can be recessed from the side of the main body 210, can be located between the fourth wheel mount 2114 and the third wheel mount 2113. The third groove 210Gc can be recessed from the side of the main body 210, can be located between the third wheel mount 2113 and the second wheel mount 2112. The fourth groove 210Gd can be recessed from the side of the main body 210, can be located between the first wheel mount 2111 and the fifth wheel mount 2115.

[0131] Referring to Figure 22 and Figure 23 The top case 25 of the case 20C can include a top portion 251 and a side portion 252. The top portion 251 can form a top of the top case 25. The top portion 251 can have a circular plate shape. The plurality of ribs 251H, 251V can be formed in the bottom surface of the top portion 251. The plurality of horizontal ribs 251H and the plurality of vertical ribs 251V can cross each other. The side portion 252 can be disposed along the edge of the top portion 251. The side portion 252 can protrude downward from the edge of the top portion 251, can extend along the edge. The hole 25P can be formed in the top portion 251 adjacent to the side portion 252.

[0132] The guide ribs 253 can protrude from the inner side of the side portion 252. The guide ribs 253 can include first portions 2531 and second portions 2532. The first portions 2531 can protrude from the inner side of the side portion 252, and the second portions 2532 can be bent downward from the distal ends of the first portions 2531. A plurality of the guide ribs 253 can be disposed along the side portion 252. The side portion 242 of the bottom case 24 can be inserted between the side portion 252 and the second portions 2532 of the guide ribs 253 of the top case 25.

[0133] The hook 254 can protrude from the inner side of the side portion 252. The hook 254 can be adjacent to the lower end of the side portion 252. The hook 254 can be disposed along the side portion 252. The hook 254 can be positioned between a pair of the guide ribs 253. The hook 254 of the top case 25 can be inserted into the hole 245H of the side portion 242 of the bottom case 24.

[0134] Thus, the top case 25 can be coupled to the bottom case 24. The top case 25 can cover the weight 21, the plate 22, and a portion of the bracket 23. An inner space 20S of the base 20 can be formed between the bottom case 24 and the top case 25, and a plurality of internal components of the base 20 can be disposed in the inner space 20S.

[0135] Referring to Figure 24 , the wheel assembly 26 can include a wheel plate 26a, a stem 26b, a body 26c, a ball 26d, a shaft 26e, a wheel 26f, and a bearing 26g. The wheel assembly 26 can be referred to as a caster 26 or a swivel caster 26.

[0136] The wheel plate 26a can have a plate shape that is overall quadrangular. The wheel plate 26a can be positioned on the through hole 243c of the support 243. The wheel mount 211 can be positioned on the second portion 243b of the support 243 and the wheel plate 26a. The wheel plate 26a can be fixed to the wheel mount 211 by a fastening member Fa (refer to Figure 15 and Figure 16 ) such as a screw. The second portion 243b can be fixed to the wheel mount 211 by a fastening member Fb (refer to Figure 15 and Figure 16 ) such as a screw.

[0137] The stem 26b can be positioned in the inner space of the first portion 243a of the support 243 and can protrude downward from the wheel plate 26a. The stem 26b can be elongated in the vertical direction. A first portion 26ba of the stem 26b can be positioned below the wheel plate 26a, and a second portion 26bb of the stem 26b can be rivet-fixed to a recess 26ag formed in the top surface of the wheel plate 26a.

[0138] The main body 26c can be opposite to the wheel plate 26a with the stem 26b as a reference. A first portion 26ca of the main body 26c can enclose a portion of the stem 26b. A second portion 26cb and a third portion 26cc of the main body 26c can protrude downward from the first portion 26ca and can be spaced apart from each other in a horizontal direction (refer to Figure 25 ).

[0139] The ball 26d can be located between a groove (not labeled) of a lower end of the stem 26b and a groove (not labeled) formed in an inner surface of the main body 26c. The main body 26c can swivel about a lengthwise axis A1 of the stem 26b.

[0140] The shaft 26e can extend long in a horizontal direction and can be coupled to the second portion 26cb and the third portion 26cc of the main body 26c (refer to Figure 25 ).

[0141] The wheel 26f can be located between the second portion 26cb and the third portion 26cc of the main body 26c (refer to Figure 25 ) and can enclose an outer circumferential surface of the shaft 26e. The wheel 26f can protrude downward from a bottom surface of the bottom housing 24 (refer to a distance Dw). The wheel 26f can include a material of rubber, silicon, resin, or ABS.

[0142] The bearing 26g can be located between the shaft 26e and the wheel 26f and can be coupled to the shaft 26e and the wheel 26f. The bearing 26g can include an inner ring 26ga, an outer ring 26gb, and a plurality of rotation members 26gc. The inner ring 26ga can be coupled to an outer circumference of the shaft 26e. The outer ring 26gb can have a concentricity with the inner ring 26ga and can have a larger diameter than the inner ring 26ga. The plurality of rotation members 26gc can be rotatably coupled between the inner ring 26ga and the outer ring 26gb. The plurality of rotation members 26gc can be a plurality of balls or a plurality of rollers. The bearing 26g can support rotation of the wheel 26f with respect to the shaft 26e.

[0143] Thus, the wheel 26f can swivel about a lengthwise axis A2 of the shaft 26e. In addition, the wheel 26f can swivel about the lengthwise axis A1 of the stem 26b. That is, the wheel 26f can swivel about both axes. A center of the shaft 26e can be offset from the lengthwise axis A1 of the stem 26b by a prescribed distance e. Thus, the base 20 can move smoothly on the ground by the wheel assembly 26.

[0144] Referring to Figure 25 and Figure 26 , the plurality of wheel assemblies 26 can be disposed along edges of the bottom portion 2241 of the bottom housing 24.

[0145] The angle θ1 between the first wheel assembly 261 and the second wheel assembly 262, with the center O of the base 20 as a reference, can be the smallest angle among the angles between the plurality of wheel assemblies 261, 262, 263, 264, 265.

[0146] The angle θ2 between the second wheel assembly 262 and the third wheel assembly 263, with the center O of the base 20 as a reference, can be greater than the angle θ1. The angle θ3 between the third wheel assembly 263 and the fourth wheel assembly 264, with the center O of the base 20 as a reference, can be greater than the angle θ1. The angle θ4 between the fourth wheel assembly 264 and the fifth wheel assembly 265, with the center O of the base 20 as a reference, can be greater than the angle θ1. The angle θ5 between the fifth wheel assembly 265 and the first wheel assembly 261, with the center O of the base 20 as a reference, can be greater than the angle θ1. For example, the plurality of angles θ2, θ3, θ4, θ5 can be the same as or slightly different from each other.

[0147] Referring to Figure 27 and Figure 28 , the insertion portion 30D can form the lower end of the rod 30. The outer diameter of the insertion portion 30D can be smaller than the outer diameter of the rest of the rod 30. A guide slit 30S can be formed in the insertion portion 30D. The width of the guide slit 30S can widen as it approaches the lower side. A guide rib 231R can protrude from the inner side surface of the wall 231 of the bracket 23, and can be aligned with the guide slit 30S. The insertion portion 30D can be inserted into the hole 25P of the top case 25, and the guide rib 231R can be inserted into the guide slit 231R.

[0148] Thus, the guide rib 231R and the guide slit 30S can guide the combination of the rod 30 and the case 20C. The lower end of the insertion portion 30D can be positioned on the main body 230 of the bracket 23. The wall 231 of the bracket 23 can surround the side surface of the insertion portion 30D.

[0149] Referring to Figure 29 , the rod 30 can extend in the vertical direction. The rod 30 can have a hollow type of cylinder shape that is long in the longitudinal direction.

[0150] Ribs 31 can be formed on the inner side of the rod 30. The ribs 31 can extend in the length direction of the rod 30. The cross section of the ribs 31 can have a triangular shape. The ribs 31 can be spaced apart from each other along the inner circumferential surface of the rod 30. The first rib 311 and the second rib 312 can be opposite to each other with the center of the rod 30 as a reference. The first rib 311 and the second rib 312 can be spaced apart from each other at an interval of 180 degrees with the center of the rod 30 as a reference. The third rib 313 can be located between the first rib 311 and the second rib 312. The fourth rib 314 can be located between the first rib 311 and the second rib 312 and can be opposite to the third rib 313 with the center of the rod 30 as a reference. The third rib 313 and the fourth rib 314 can be spaced apart from each other at an interval of 180 degrees with the center of the rod 30 as a reference.

[0151] The plurality of fastening members F3 can be combined in the plurality of holes of the plurality of ribs 311, 312, 313, 314. Thereby, the rod 30 can be combined to the bracket 23.

[0152] Referring to Figure 29 and Figure 30 , the bracket 32 can include a body 320 and a plurality of legs 321. The bracket 32 can be referred to as a top bracket 32.

[0153] The body 320 can have a hollow cylinder shape. A flange 320F can be bent from the upper end of the body 320 inwardly of the body 320. The flange 320F can extend along the upper end of the body 320. The body 320 can be located inside the rod 30.

[0154] The plurality of legs 321 can extend from the lower end of the body 320. The first leg 3211, the second leg 3212, the third leg 3213, and the fourth leg 3214 can be spaced apart from each other in the circumferential direction of the body 320. The first leg 3211 to the fourth leg 3214 can be spaced apart from each other at an interval of 90 degrees. The leg 321 can include a first portion 321a extending in the radial direction of the body 320 and a second portion 321b bent downwardly from the first portion 321a.

[0155] The second portion 321b of the first leg 3211 can be located between the second rib 312 and the third rib 313. A fastening member Fz such as a screw can be combined to the hole 3211h of the second portion 321b of the first leg 3211 through the insertion portion 30D. Thereby, the bracket 32 can be combined to the rod 30.

[0156] The second portion 321b of the second leg 3212 can be located between the second rib 312 and the fourth rib 314. The second portion 321b of the third leg 3213 can be located between the first rib 311 and the fourth rib 314. The second portion 321b of the fourth leg 3214 can be located between the first rib 311 and the third rib 313.

[0157] Referring to Figures 30 to 32 , a slit 320S can be formed in a side surface of the main body 320 of the bracket 32. A slit 321S can be formed between the first leg 3211 and the second leg 3212. The slit 320S and the slit 321S can be collectively referred to as a slit 32S.

[0158] The top connector 33 can include a main body 330, a first wing 330L, a second wing 330R, a top cover 331, and a pin hole 332.

[0159] The main body 330 can have a cylinder shape. The main body 330 can be disposed to a hollow portion of the main body 320 through the slit 32S of the bracket 32. The main body 330 can be caught in the flange 320F of the main body 320.

[0160] The first wing 330L can extend from a side surface of the main body 330. The first wing 330L can face a lower side of the first portion 321a of the second leg 3212 of the bracket 32. A fastening member Fy such as a screw can be coupled to the first portion 321a through a hole 330Lh of the first wing 330L.

[0161] The second wing 330R can extend from a side surface of the main body 330. The second wing 330R can face a lower side of the first portion 321a of the fourth leg 3214 of the bracket 32. A fastening member Fy such as a screw can be coupled to the first portion 321a through a hole 330Rh of the second wing 330R.

[0162] Thereby, the top connector 33 can be coupled with the bracket 32 coupled to the rod 30.

[0163] The top cover 331 can protrude downward from the main body 330. The pin hole 332 can be formed in the top cover 331. A top groove 331g can be formed in a side surface of the top cover 331. The top groove 331g can extend in a vertical direction.

[0164] Referring to Figure 33 and Figure 34 , the bottom connector 27 can include a main body 270, a bottom cover 271, and a pin 272. The bottom cover 271 can protrude upward from the main body 270. The pin 272 can be located inside the bottom cover 271. A bottom protrusion 271t can protrude from an inner side of the bottom cover 271. The top groove 331g of the top connector 33 can be aligned with the bottom protrusion 271t of the bottom connector 27.

[0165] Thereby, the insertion portion 30D of the rod 30 can be inserted into the hole 25P of the base 20 (refer to Figure 27 and Figure 28When the top cover 331 is inserted into the inside of the bottom cover 271, the top protrusion 331t can be positioned in the bottom recess 271g. The pin 272 of the bottom connector 27 can be inserted into the pin hole 332 of the top connector 33. Alternatively, the pin can be formed in the top connector 33, and the pin hole into which the pin is inserted can be formed in the bottom connector 27. The cable C electrically connected to the top connector 33 can be electrically connected to the bottom connector 27 through the top connector 33.

[0166] Referring to Figure 35 and Figure 36 The top portion 30T can form a top of the rod 30. The diameter of the top portion 30T can be smaller than the diameter of the rest of the rod 30. The stepped portion 30S can be formed between the top portion 30T and the rest of the rod 30.

[0167] The recess 30R can be recessed from the side of the top portion 30T toward the rib 31. The first recess 30Ra can be recessed from the side of the top portion 30T toward the first rib 311. The first hole 311h can be formed in the portion of the first rib 311 corresponding to the first recess 30Ra. The second recess 30Rb can be recessed from the side of the top portion 30T toward the second rib 312. The second hole 312h can be formed in the portion of the second rib 312 corresponding to the second recess 30Rb. The third recess 30Rc can be recessed from the side of the top portion 30T toward the third rib 313. The third hole 313h can be formed in the portion of the third rib 313 corresponding to the third recess 30Rc. The fourth recess 30Rd can be recessed from the side of the top portion 30T toward the fourth rib 314. The fourth hole 314h can be formed in the portion of the fourth rib 314 corresponding to the fourth recess 30Rd.

[0168] The coupling hole 30H can be formed in the top portion 30T and can be positioned between the ribs 31. The first coupling hole 30Ha can be positioned between the second rib 312 and the third rib 313. The second coupling hole 30Hb can be positioned between the first rib 311 and the fourth rib 314.

[0169] The main body 392 of the arm mount 39 can be inserted into the inside of the rod 30. The main body 392 can include an upper portion 3921, a middle portion 3922, and a lower portion 3923.

[0170] The upper portion 3921 can form an upper portion of the main body 392, and can be connected with the head portion 391 of the arm mount 39. The lower portion 3923 can form a lower portion of the main body 392. The lower portion 3923 can have a cross shape in cross section. The lower portion 3923 can be inserted between the first rib 311 to the fourth rib 314. The middle portion 3922 can be formed between the upper portion 3921 and the lower portion 3923. The width of the middle portion 3922 can be greater than the width of the upper portion 3921 and the width of the lower portion 3923. The middle portion 3922 can be adjacent to the plurality of upper ends of the plurality of ribs 311. The middle portion 3922 can be located on the plurality of ribs 311.

[0171] The first fastening member F11 can be coupled to the lower portion 3923 through the first hole 311h. The second fastening member F12 can be coupled to the lower portion 3923 through the second hole 312h. The third fastening member F13 can be coupled to the lower portion 3923 through the third hole 313h. The fourth fastening member F14 can be coupled to the lower portion 3923 through the fourth hole 314h. The fastening members F11, F12, F13, F14 can be a plurality of screws.

[0172] Thus, the arm mount 39 can be coupled to the rod 30. The cable C can be located inside the rod 30. The groove 39G can be formed in the front portion of the arm mount 39, and the cable C can be disposed in the groove 39G. The groove 39G can include a first groove 391G formed in the head portion 391 of the arm mount 39 and a second groove 392G formed in the main body 392 of the arm mount 39.

[0173] Referring to Figure 36 and Figure 37 The cap 38 can include a first main body 381 and a second main body 382. The first main body 381 and the second main body 382 can be opposite to each other with reference to the top portion 30T of the rod 30. The first main body 381 can be located at the right side of the top portion 30T, and can be protruded to the right side. The second main body 382 can be located at the left side of the top portion 30T, and can be protruded to the left side.

[0174] The first protrusion 381a can be protruded from the inner side of the first main body 381 adjacent to the first edge of the first main body 381. The second protrusion 381b can be protruded from the inner side of the first main body 381 adjacent to the second edge of the first main body 381. The first protrusion 381a can be insertedly coupled to the first coupling hole 30Ha, and the second protrusion 381b can be insertedly coupled to the second coupling hole 30Hb. Thus, the first main body 381 can be coupled to the rod 30.

[0175] The retaining pin 381P can protrude from the inside of the first body 381. The retaining pin 381P can be inserted into the hole 3921H in the upper part 3921 of the body 392. Fastening components such as screws F15 can be fastened to the retaining pin 381P through the hole 3921H. Thus, the first body 381 can be attached to the arm mounting base 39.

[0176] Will Figure 38 , Figure 39 and Figure 36 and Figure 37 Referring to the same reference, the first protrusion 382a can protrude from the inner side of the second body 382 adjacent to the first edge of the second body 382. The second protrusion 382b can protrude from the inner side of the second body 382 adjacent to the second edge of the second body 382. The first protrusion 382a can be inserted into the first engagement hole 30Ha, and the second protrusion 382b can be inserted into the second engagement hole 30Hb (refer to the same reference). Figure 35 Therefore, the second body 382 can be attached to the rod 30.

[0177] A first hook 381M may protrude from the first body 381 toward the second body 382 adjacent to the first edge of the first body 381. A second hook 381N may protrude from the first body 381 toward the second body 382 adjacent to the second edge of the first body 381. A first engaging protrusion 382M may be formed on the inner surface of the second body 382 corresponding to the first hook 381M, and the first hook 381M may hook onto the first engaging protrusion 382M. A second engaging protrusion 382N may be formed on the inner surface of the second body 382 corresponding to the second hook 381N, and the second hook 381N may hook onto the second engaging protrusion 382N. Thus, the second body 382 may be engaged with the first body 381.

[0178] The guide pin 382P can protrude from the inside of the second body 382. The guide pin 382P can be inserted into the hole 3921H in the upper part 3921 of the body 392. Thus, the guide pin 382P and the hole 3921H can guide the engagement of the second body 382 and the first body 381.

[0179] The cap 38, which is attached to the rod 30 and the arm mount 39, can cover the top portion 30T of the rod 30 and the main body 392 of the arm mount 39. The cap 38 can be located on the stepped portion 30S.

[0180] The support arm 50 can be coupled to the arm mount 39. The support arm 50 can extend in a direction intersecting the rod 30. The retainer 46 of the connector 40 can be coupled to the end of the support arm 50. The connector 40 can be coupled to the mount 15M of the rear cover 15 of the display 10 (see reference). Figure 2 Cable C (refer to) Figures 1 to 39) can be configured along the rod 30, the support arm 50, and the connector 40, and can be electrically connected with the display 10.

[0181] For example, the cable C can be electrically connected with a battery (not shown) of the display 10. The cable C can supply power to the battery of the display 10. At this time, if the display 10 is combined with the connector 40, the battery of the display 10 can be charged. The display 10 separated from the connector 40 can be driven by power of the battery of the display 10.

[0182] Referring to ​ , the display apparatus 1 can include a display panel 11, and a stand S having a base 20 supporting the display panel 11, the base 20 can include a housing 20C, a weight 21 located inside the housing 20C, and a wheel assembly 26 combined to the weight 21 to move the housing 20C.

[0183] The housing 20C can include a support 243 recessed from a bottom of the housing 20C, the weight 21 can include a wheel mount 211 recessed from a bottom of the weight 21, located on the support 243, and the wheel assembly 26 can be combined to the wheel mount 211 through a hole 243c of the support 243.

[0184] A side wall of the wheel mount 211 can extend along a side of the support 243.

[0185] The wheel mount 211 can include a plurality of wheel mounts 2111, 2112, 2113, 2114, 2115 configured along edges of the housing 20C.

[0186] The weight 21 can include a main body 210 formed with the wheel mount 211, and a groove 210G recessed from a side of the main body 210.

[0187] The base 20 can further include a substrate 20P located inside the housing 20C, and the weight 21' can include a main body 210, and a recessed portion 210H' recessed from a top surface of the main body 210, the substrate 20P being located in the recessed portion 210H'.

[0188] The base 20 can further include a plate 22 located on the main body 210, covering the substrate 20P.

[0189] The base 20 can further include a substrate located inside the housing 20C, and the weight 21 can include a main body 210, and a hole 210H formed in the main body 210, covered by the substrate 20P.

[0190] The base 20 can further include a plate 22 located on the main body 210 to cover the substrate 20P.

[0191] The housing 20C can include a bottom portion 241 forming a bottom of the housing 20C, the counterweight 21 being located in the bottom portion 241, and the base 20 can further include a cradle 23 located between the counterweight 21 and the bottom portion 241.

[0192] The base 20 can further include a bottom connector 27 mounted on the cradle 23, and the cradle 23 can include a first cable path 230P recessed from a top surface of the cradle 23, one end of the first cable path 230P being adjacent to the bottom connector 27.

[0193] The base 20 can further include a substrate 28 mounted on the cradle 23, and the cradle 23 can include a second cable path 230Q recessed from a top surface of the cradle 23, one end of the second cable path 230Q being adjacent to the substrate 28.

[0194] The base 20 can further include a jack 29 mounted on a side of the cradle 23, and the cradle 23 can include a third cable path 230R recessed from a bottom surface of the cradle 23, one end of the third cable path 230R being adjacent to the jack 29.

[0195] The counterweight 21 can include a groove 210S in which the cradle 23 is located.

[0196] The stand S can further include a pole 30 extending in a direction crossing the base 20, and the base 20 can further include a bottom cradle 23 coupled to the counterweight 21 and a bottom connector 27 mounted on the bottom cradle 23, and the pole 30 can include a top cradle 32 coupled inside the pole 30 and a top connector 33 coupled to the top cradle 32, the top connector 33 being electrically connected to the bottom connector 27 if the pole 30 is coupled to the base 20.

[0197] The top cradle 32 can include a hollow cylinder-shaped main body 320 and a slit 32S formed in a side of the main body 320, and the top connector 33 can be inserted into a hollow portion of the main body 320.

[0198] Any of the aforementioned embodiments or other embodiments of the present application are not exclusive or distinguished from each other. Each of the components or functions of any of the aforementioned embodiments or other embodiments of the present application can be mixedly used or combined.

[0199] For example, it means that the A component described in a specific embodiment and / or a figure and the B component described in other embodiment and / or a figure can be combined. That is, even if the combination between the components is not directly described, it means that the combination can be made unless it is explicitly indicated that the combination cannot be made.

[0200] The above detailed description should not be interpreted as limiting in all aspects and should be understood as exemplary. The scope of the present application should be determined by a reasonable interpretation of the appended claims, and all modifications within the scope of equivalents of the present application fall within the scope of the present application.

Claims

1. A display device, characterized by comprising: The display device according to claim 1, wherein: the second plate comprises: a main body; a frame extending along an edge of the main body of the second plate; and a guide pin protruding from a bottom surface of the frame.

3. The display device according to claim 2, wherein: the first plate comprises: a main body; and a recessed portion recessed from a top surface of the main body of the first plate, forming a receiving space for disposing the substrate.

4. The display device according to claim 2, wherein: the first plate comprises: a main body; and a hole formed in the main body of the first plate, covered by the substrate.

5. The display device according to claim 3 or 4, wherein: the guide pin is inserted into a guide hole provided in the main body of the first plate to guide the coupling of the second plate and the first plate.

6. The display device according to claim 1, wherein: the stand further comprises a bracket located in the slot of the first plate.

7. The display device according to claim 6, wherein: the stand further comprises a wheel assembly coupled to the first plate to move the housing. The display device according to claim 8, wherein: the stand further comprises a bracket located in the slot of the first plate.

9. The display device according to claim 8, wherein: the first plate comprises: a main body; a cover portion forming an upper side of the slot in the main body of the first plate; and a groove formed in the main body of the first plate from an edge of the cover portion to an inner side of the cover portion.

10. The display device according to claim 9, wherein: the bracket comprises:

8. A display device, characterized by comprising: a main body; and a wall protruding from a top surface of the main body of the bracket.

11. The display device according to claim 10, wherein: the cover portion covers the main body of the bracket; the wall is inserted into the groove of the first plate.

12. The display device according to claim 9, wherein: the stand further comprises a second plate located inside the housing and on the main body of the first plate.

13. The display device according to claim 8, wherein: the stand further comprises a wheel assembly coupled to the first plate to move the housing.

14. The display device according to claim 13, wherein: the housing comprises a support recessed from a bottom of the housing; the first plate comprises a wheel mount recessed from a bottom of the first plate, located on the support; the wheel assembly is coupled to the wheel mount through a hole of the support.

15. The display device according to claim 14, wherein: ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ The side wall of the wheel mount extends along the side of the support. 16.The display device of claim 14, wherein, The wheel mounts include a plurality of wheel mounts arranged along the edge of the housing. 17.The display device of claim 8, wherein, The housing includes a bottom portion forming a bottom of the housing, the first board being located in the bottom portion. The bracket is located between the slot and the bottom portion. 18.The display device of claim 17, wherein, The base further includes a bottom connector mounted on the bracket. The bracket includes a first cable path recessed from a top surface of the bracket, one end of the first cable path being adjacent to the bottom connector. 19.The display device of claim 17, wherein, The base further includes a substrate mounted on the bracket. The bracket includes a second cable path recessed from a top surface of the bracket, one end of the second cable path being adjacent to the substrate. 20.The display device of claim 17, wherein, The base further includes a jack mounted on a side of the bracket. The bracket includes a third cable path recessed from a bottom surface of the bracket, one end of the third cable path being adjacent to the jack. 21.The display device of claim 8, wherein, The rod extends in a direction crossing the base; The base further includes a bottom connector mounted on the bracket; The rod includes: a top bracket incorporated in an inside of the rod; and a top connector incorporated in the top bracket; The top connector is electrically connected to the bottom connector if the rod is incorporated in the base. 22.The display device of claim 21, wherein, The top bracket includes: a hollow cylinder-shaped body; and a slit formed in a side of the body of the top bracket; The top connector is inserted into the hollow of the body of the top bracket.

Images