KR20070025200A - A stand for lcd tv monitor - Google Patents

Abstract

A stand for an LCD TV monitor is provided to firmly support the LCD TV monitor, freely adjust its angle, simplify configuration of a hinge device and prevent eccentric abrasion, thereby improving productivity, reliability and life time of a device. In a stand for an LCD TV(Liquid Crystal Display Television) monitor, a hinge device(200) comprises the followings: a stand base(100) placed on a table; a bracket(300) to which the LCD TV monitor is fixed; an stator(210) fixed to the stand base(100) in order to connect the stand base(100) with the bracket(300); a rotor(220) which is rotatably combined in an upper part of the stator(210) and to which the bracket(300) is fixed; a shaft which passes through and combined with the rotor(220); a torque member which is inserted into the shaft and placed between the shaft and the stator(210); and a nut for fastening the shaft. The hinge device includes a surface contact disc washer as the torque member. The surface contact disc washer comprises the followings: a smooth disc part on which a through hole is formed for surface contact with the other party; and an inclined flange which has a slope and is formed in the fringe of the smooth disc part.

Description

Stand apparatus for LCD television monitor {A STAND FOR LCD TV MONITOR}

1 is an exploded perspective view showing the configuration of an embodiment according to the present invention

Figure 2 is a detailed exploded perspective view of the hinge device of Figure 1

3 is a perspective view of the combination of FIG.

4 is a longitudinal cross-sectional view of FIG.

5 is a detailed view of portion A of FIG.

Figure 6 is a disk washer configuration of the prior art

* Explanation of symbols for the main parts of the drawings

1: Stand apparatus for liquid crystal television monitor of the present invention 2: LCD TV monitor

100: stand base 110: hinge installation portion 120: base cover

130: bottom plate 150: anti-flow rubber 200: hinge device

210: stator 220: rotor 230: shaft

240: torque member 241: surface contact disk washer 242: first guide plate

244: space washer 247: guide washer 300: bracket

300a: main bracket 300b: auxiliary bracket 310: monitor

330: hinge connection 500: wire reel

The present invention relates to a stand of a liquid crystal monitor, and in particular, it supports a liquid crystal TV monitor firmly, has an excellent quality characteristic free of angle adjustment, and the configuration of the hinge device is extremely simple while preventing uneven wear, thereby improving productivity, reliability and life of the device. The present invention relates to a stand-up device for a liquid crystal TV monitor that improves and improves assembly by mutually uneven coupling, and provides a lubricant filling space to smoothly hinge to improve a feeling of use.

In order to display the image information, the LCD has a low power consumption and low-voltage operation, and the flat panel can be made thinner and lighter than the conventional monitor device using a sound-coil tube. The monitor is also in the spotlight.

A liquid crystal TV monitor is installed so that a liquid crystal panel in which image information is displayed is accommodated in an outer case, which is supported by a stand placed on a table or desk.

In general, a liquid crystal TV monitor stand is hingedly coupled to a base to be placed on a table and a bracket to which a liquid crystal TV monitor is fixed so that the viewing angle of the display screen is adjustable.

However, the liquid crystal TV monitor stand according to the related art has a problem in that the hinge device is very complicated and the manufacturing cost is greatly wasted, and the stability of the LCD TV monitor may fall.

In addition, the hinge device is provided with a disc washer as a torque member between the stator and the rotor, as shown in Figure 6, to the mating member (W) that the pointed tip (41a) of the disc washer 41 is in contact with it. Since the contact friction causes partial wear to partially squeeze the mating member (W), friction occurs between the stator, the rotor and the coupling member during the hinge operation, so that the wear and tear occurs in the stator and the rotor made of a relatively soft material. There was a problem of reducing the quality characteristics and reliability of the device and shortening the life.

The present invention has been made to solve the above problems,

The object of the present invention is to firmly support the liquid crystal TV monitor, freely adjust the angle, excellent quality characteristics, and the configuration of the hinge device is extremely simple, but prevents wear and tear to improve productivity, reliability and longevity of the device, and assembled by mutual unevenness It is to provide a liquid crystal TV monitor stand device that improves the feel and improve the user experience by providing a lubricant filling space to make the hinge operation more smooth.

The stand apparatus for a liquid crystal TV monitor according to the present invention for achieving the above object,

A stand base placed on the table; A bracket to which the liquid crystal television monitor is fixed; A stator fixed to the stand base to connect the stand base and the bracket, a rotor rotatably coupled to an upper part of the stator, a rotor fixed to the bracket, a shaft penetrating and coupled to the rotor, and inserted into the shaft A hinge device comprising a torque member disposed between a shaft and a stator, and a nut for fastening the shaft. The liquid crystal television monitor stand device comprising a display device configured to adjust the viewing angle of the monitor display screen.

The hinge device is characterized in that it comprises a surface contact disk washer formed with a through hole is formed in the smooth disk to the surface contact to the other side as the torque member and the inclined flange is formed on the periphery of the smooth disk.

Hereinafter, an embodiment of a stand apparatus for a liquid crystal TV monitor of the present invention will be described in more detail with reference to the accompanying drawings.

1 is an exploded perspective view showing the configuration of an embodiment according to the present invention, Figure 2 is an exploded perspective view of the hinge device of Figure 1, Figure 3 is a perspective view of Figure 1, Figure 4 is a longitudinal cross-sectional view of Figure 3, Figure 5 Part A of 4 is a detailed view.

As shown in Figs. 1 to 5, a stand apparatus 1 for a liquid crystal TV monitor according to an embodiment of the present invention includes: a stand base 100 placed on a table; A bracket 300 to which the LCD monitor is fixed; A stator 210 fixed to the stand base to connect the stand base and the bracket, a rotor 220 rotatably coupled to an upper portion of the stator 210, and a bracket 300 fixed thereto, and the The shaft 230 penetrating and coupled to the electron 220, the torque member 240 is inserted into the shaft 230 and disposed between the shaft 230 and the stator 210, and fastening the shaft 230 A hinge device (200) consisting of a nut (250); includes a liquid crystal TV monitor stand device configured to adjust the viewing angle of the monitor display screen, the hinge device 200 is a torque member 240 to the other side The through hole is formed in the smooth disk portion 241a so as to be in surface contact, and the surface contact disk washer 241 is formed by the inclined flange 241b having a slope around the smooth disk portion 241a.

Here, the surface contact disk washer 241 is preferably a groove for filling lubricant 241c in the smooth disk portion 241a.

The torque member 240 of the hinge device has a first upper guide plate 242 having a protrusion (b) for convex and convex coupling to the rotor 220 and a protrusion (b) for convex and convex coupling to the stator 210. A first space washer 244 installed between the second upper guide plate 243 and the first upper / second upper guide plates 242 and 243 formed therebetween is formed between the rotor 220 and the stator 210. The lower guide plate 245 and the second space washer 246 and the second space washer that are in contact with the lower guide plate 245 are formed on the stator 210 and the protrusion (b) is formed in the stator 210 ( 246 and a guide washer 247 in contact with the outside of the surface contact disk washer 241 is provided between the stator 210 and the nut 250, the guide plate ( 242, 243 and 245 and space washers 246 and 247 are formed with a lubricant filling through hole c. And, the rotor 220 and the stator 210 is a groove (a) to be coupled with the concave and convex projection (b) of the guide plate is preferably formed corresponding.

In addition, the shaft 230 is formed to chamfer the flat portion 233 on the outer periphery including the screw portion 231, the guide washer 247 to prevent the rotation corresponding to the end formed with the flat portion 233 A long hole 247a is formed and a lubricant filling groove 247b is formed on an inner circumferential surface of the long hole 247a.

In addition, the rotor 220, the stopper protrusion 222 is formed on both sides below, the stator 210, the locking groove 212 for limiting the movement of the rotor 220 and the stopper protrusion 222 This can be formed. The left and right rotation range of the rotor may be designed around 15 ~ 20 degrees.

The stand base 100 forms the inner space of the hinge device, the base cover is provided with a hinge installation portion 110 is formed with a stepped hole 113 is formed to expose the rotor 220 to the upper step The 120 and the bottom plate 130 are formed to be coupled to each other, and the bracket 300 includes a hinge connection part fixed to the monitor fixing part 310 and the rotor 220 for fastening and fixing the LCD TV monitor 2. 330 is configured to include a main bracket (300a) is formed in a bent form.

The bracket 300 may further include an auxiliary bracket 300b for reinforcing the strength of the main bracket 300a.

The auxiliary bracket 300b is formed such that the monitor fixing part 310 and the hinge connecting portion 330, which are parts of the main bracket 300a, are formed to be slightly smaller than those of the main bracket and overlapped with each other.

The stand base 100 has a low front and a high rearward curvature, and the front region 100a is formed larger than the rear region 100b around the hinge installation unit 110. This is to balance the center of gravity of the stand with the monitor mounted, preventing the monitor from falling forward.

In addition, the stand base 100 has a wide front and a narrow trapezoidal shape in the rear, the base cover 120 is formed inward with a reinforcing rib 121.

The bottom plate 130 is provided with a plurality of anti-slip rubber 150 for slipping, one side is provided with a wire reel 500 for tidying up the cable. Reference numeral 400 is a fastening means.

The working state of the stand apparatus 1 for a liquid crystal TV monitor according to the present invention having such a configuration will be described.

The bracket 300, on which the LCD TV monitor 2 is mounted, is smoothly rotated left and right by frictional force of the torque member 240 of the hinge device when the viewing angle is adjusted, and has stability that prevents flow unless an external force is applied.

The hinge device 200 is provided with a surface contact disk washer 241 as the torque member 240 to be in surface contact with the lower guide plate 245 and a groove 241c for lubricant filling in the surface contact disk washer 241. By forming, the hinge operation is smooth and the partial uneven wear is not generated, which increases the life and reliability of the device.

In addition, the first upper guide plate 242 provided between the rotor 220 and the stator 210 is attached to the rotor 220 by using the protrusion (b), and the second upper guide plate 243 is a protrusion. (b) is fastened to the stator 210, between which the first face washer 244 plays a horizontal rotating bearing role, and between the stator 210 and the second space washer 246. The lower guide plate 245 is coupled to the guide plate 245 (243) (245) and space made of the same material without direct friction between the stator 210 and the rotor 220 during the hinge operation Rotational friction occurs between the washers 244 and 246 so that wear is not generated in the stator 210 and the rotor 220, thereby greatly improving the stability and reliability of the device and maximizing the life.

In addition, the guide plates 242, 243, 245, the stator 210, and the rotor 220 are coupled by using the protrusions b and the grooves a to significantly improve the assemblability.

As such, the hinge device 200 of the present invention may be separately formed from the stand base 100 and the bracket 300 to be compatible with the stand base and the bracket of various models.

In addition, the stand base 100 has a front area 100a of the hinge installation unit 110 is formed larger than the rear area 100b, thereby securing safety without fear of the LCD TV falling forward, and reinforcing ribs ( 121) is formed to have a strong strength and is provided with a flow preventing rubber 150 below to act as an adhesive on a glass plate or a wooden table to prevent slipping.

In addition, since the auxiliary bracket 300b is added to the main bracket 300a, the strength is strengthened, so that the LCD apparatus has a sufficient supporting force even when the LCD monitor moves.

In addition, since the wire reel 500 is provided, it is possible to simply and neatly arrange the cables that can be distracted.

The present invention is not limited to the above-described embodiments and drawings since various substitutions, modifications, and changes are possible to those skilled in the art without departing from the technical spirit of the present invention. .

As described in detail above, the stand apparatus for a liquid crystal TV monitor according to the present invention is excellent in quality characteristics freely supporting the liquid crystal TV monitor and free of angle adjustment, and the configuration of the hinge device is extremely simple and prevents uneven wear. In addition, it improves the reliability and life of the device, improves the assembly by mutual concavities and convexities, and provides a lubricant filling space, so that the hinge operation is smoother, thereby improving the usability.

Claims (10)

A stand base 100 placed on the table; A bracket 300 to which the LCD monitor is fixed; A stator 210 fixed to the stand base to connect the stand base and the bracket, a rotor 220 rotatably coupled to an upper portion of the stator 210, and a bracket 300 fixed thereto, and the The shaft 230 penetrating and coupled to the electron 220, the torque member 240 is inserted into the shaft 230 and disposed between the shaft 230 and the stator 210, and fastening the shaft 230 A hinge device (200) consisting of a nut (250); includes a liquid crystal TV monitor stand device configured to include an adjustable viewing angle of the monitor display screen, The hinge device 200 is a torque member 240, the through hole is formed in the smooth disk portion 241a to be in surface contact with the other side, the inclined flange 241b having a slope around the smooth disk portion 241a is formed Stand-up device for a liquid crystal television monitor comprising a surface contact disk washer (241) made. The method of claim 1, The surface contact disk washer (241) is a liquid crystal TV monitor stand device characterized in that the groove for filling the lubricant (241c) is formed in the smooth disk portion (241a). The method according to claim 1 or 2, The torque member 240 of the hinge device has a first upper guide plate 242 having a protrusion (b) for convex and convex coupling to the rotor 220 and a protrusion (b) for convex and convex coupling to the stator 210. A first space washer 244 installed between the second upper guide plate 243 and the first upper / second upper guide plates 242 and 243 formed therebetween is formed between the rotor 220 and the stator 210. Being given to Interview with the lower guide plate 245 and the second space washer 246 and the second space washer 246 in contact with the lower guide plate 245, the protrusion (b) is formed on the stator 210 for the uneven coupling The surface contact disk washer 241 and the guide washer 247 which is in contact with the outside of the surface contact disk washer is provided between the stator 210 and the nut 250 is configured, The guide plates 242, 243 and 245 and the space washers 246 and 247 are formed with a lubricant filling hole c. The rotor (220) and the stator (210) is a stand-up device for a liquid crystal TV monitor, characterized in that the groove (a) for the concave-convex coupling with the protrusion (b) of the guide plate. The method of claim 3, The shaft 230 is formed to face the flat portion 233 on the outer periphery including the screw portion 231, The guide washer 247 is a liquid crystal TV characterized in that the anti-rotation long hole 247a corresponding to the end formed with the flat portion 233 is formed and a lubricant filling groove 247b is formed on the inner circumferential surface of the long hole 247a. Stand unit for monitor. The method of claim 1, The rotor 220 has a stopper protrusion 222 formed on both sides below, The stator 210 is a stand-up device for a liquid crystal TV monitor, characterized in that the engaging groove (212) for limiting the movement of the rotor 220 and the stopper projection (222) is formed. The method of claim 1, The stand base 100 forms the inner space of the hinge device, the base cover is provided with a hinge installation portion 110 is formed with a stepped hole 113 is formed to expose the rotor 220 to the upper step 120 and the bottom plate 130 are combined, The bracket 300 includes a main bracket 300a having a monitor fixing portion 310 for fixing and fixing the LCD TV monitor 2 and a hinge connection portion 330 fixed to the rotor 220 to be bent; Stand apparatus for a liquid crystal TV monitor comprising a. The method according to claim 1 or 6, The bracket 300 is a stand-up device for a liquid crystal TV monitor, characterized in that the auxiliary bracket (300b) for further strengthening the strength of the main bracket (300a) is further provided. The method of claim 1, The stand base 100 has a low front and high rearward curvature, and the front region 100a is formed larger than the rear region 100b around the hinge installation unit 110. Device. The method according to claim 1 or 8,  The stand base 100 is a trapezoidal shape is wide in the front and narrow in the rear, The base cover 120 is a stand-up device for a liquid crystal TV monitor, characterized in that the reinforcing rib 121 is formed inward. The method according to claim 1 or 6, The bottom plate 130, the liquid crystal TV monitor stand device, characterized in that a plurality of anti-slip rubber 150 for slipping is mounted.

Images