KR20080001393A - Stand and display device using the same - Google Patents

Abstract

A stand and a video display device using the same are provided to mount the video display device to a fixture such as a partition by using a clamping unit without a special bracket or tool. A stand(100) comprises a base unit(170) and a clamp unit(150). The base unit is substantially connected with a display unit(110). The clamp unit is selectively spaced on the base unit and detachably mounted in a fixture. The clamp unit comprises first and second fixing members. A front end of the first fixing member is connected to the base unit. The second fixing member is connected to a rear end of the first fixing member at a predetermined angle.

Description

Stand and Image Display Device Using the Same {Stand and Display Device using the same}

1 is a perspective view showing a conventional wall mounting type image display apparatus

2 is a rear view of FIG.

3 is a perspective view showing an embodiment of an image display apparatus according to the present invention;

4A to 4C are side views of FIG. 4, illustrating an operation of rotating the display unit with respect to the base.

5A and 5B are side views of FIG. 4, illustrating a tilting process of the display unit.

6 is a perspective view showing a state in which an image display device is fixed to a partition according to the present invention;

7 is a perspective view schematically showing the clamp unit of FIG.

8A to 8D are perspective views illustrating a method of using the clamp unit of the image display device according to the present invention.

9A and 9B are front views showing the image display device according to the present invention without a display unit, and FIG. 9A is a view showing an upright state, and FIG. 9 is a view showing an inverted state.

10 is a perspective view of the switching member of FIG. 9A;

11A and 11B are schematic cross-sectional views of FIG. 9A

12A to 12E illustrate a method of using the switching member of FIG. 9A.

13 and 14 are perspective views schematically showing a state in which an image display device is fixed to a partition according to the present invention.

<Brief description of main parts of the drawing>

1: Image display device 100: Stand

110: display unit 152: preventing member

130: support unit 150: clamp unit

170: base unit 210: tilting member

220: pivoting member 131: connecting member

134: height adjusting member 154; First fixing member

156: second fixing member 142: switching member

The present invention relates to a stand and an image display apparatus using the same, and more particularly, to a stand and an image display apparatus which can be selectively fixed to a fixed object such as a partition.

In general, an image display apparatus is used to reproduce an image by using a TV, a computer, or the like, and a CRT, LCD, PDP, and the like are used. Recently, flat panel displays such as LCD and PDP, which have excellent space utilization, have been widely used. In the flat panel display device, a screen unit (display unit) for reproducing an image has a small thickness, but a stand supporting the screen unit occupies a relatively large space compared to the screen unit. Accordingly, an image display apparatus having a wall mount function that can be used by hanging on a wall, a partition, or the like is also used so that the space can be utilized more efficiently than using the image display apparatus on a horizontal floor surface such as a desk.

Referring to FIG. 1, an LCD monitor will be described as an example of a conventional image display apparatus having a wall mount function.

A conventional LCD monitor having a wall mount function includes a display unit 12, a base 14, and a support 16. The support 16 is provided between the display unit 12 and the base 14 to support the display unit 12. In addition, the support 16 and the base 14 are rotatably coupled to each other by the hinge 18.

On the other hand, as shown in Figure 2, the bottom of the base 14 is provided with a fastening hole 20 consisting of a plurality of holes in order to install the LCD monitor on the vertical wall surface. After fastening the wall mounting screws (not shown) to the fastening holes 20 provided in the pedestal 14, and inserting the wall mounting screws into the grooves of a separate wall mount bracket (not shown) mounted on the wall, The LCD monitor is fixed to the vertical wall.

The above-described conventional image display apparatus, in particular, the image display apparatus having a wall mount function has the following problems.

First, in the conventional image display apparatus, wall mounting should be performed by using a separate wall mount bracket or a mechanism, and it is not easy to separate the image display apparatus when attempting to move the position of the wall mounted image display apparatus. Therefore, the conventional image display apparatus is complicated in structure, expensive, and inconvenient to use.

Secondly, in the conventional image display apparatus, since the stand should always be wall mounted only in the direction in which the stand is originally upright, it is inconvenient because the base is folded and wall mounted using the bottom portion of the base.

Third, in the conventional image display apparatus, when mounting on a fixed object such as a partition, a separate expensive mounting stand is required.

The present invention is to solve the above problems, an object of the present invention is to provide a stand and an image display device using the same to improve the ease of use.

In order to achieve the above object, the present invention includes a base unit substantially connected to the display unit; Provided is a stand for an image display device including a clamp unit that is selectively spaced apart from the base unit detachably mounted to the fixed object. The clamp unit preferably includes a first fixing member having a front end connected to the base unit, and a second fixing member connected to a rear end of the first fixing member at a predetermined angle. And, the second fixing member is preferably parallel to the plane defined by the bottom surface of the base unit.

It is preferable that the first fixing member and the second fixing member are configured in a pair. The front ends of the pair of first fixing members are more preferably in contact with each other, and the front end of the pair of first fixing members is more preferably formed with gear trains engaged with each other.

On the other hand, it is preferable that the rotation preventing member for preventing the rotation of the first fixing member is further provided. The anti-rotation member is preferably configured to include a preventing member that is engaged with the gear train of the first fixing member to prevent rotation, and a locking member for selectively engaging the prevent member with the gear train. One end of the prevention member and one end of the locking member are rotatably coupled to the base unit, respectively, and the other end of the prevention member is preferably rotatably coupled to a predetermined position of the locking member.

On the other hand, the second fixing member is preferably provided with a roller, it is more preferable that the bushing is provided between the second fixing member and the roller.

On the other hand, it is preferable that the support unit is provided between the display unit and the base unit. The support unit is preferably configured to include a connection member connected to one side to the base unit, and a height adjusting member coupled to the connection member to be movable up and down. In this case, a first support member and a second support member are respectively provided on upper and lower portions of the connection member, and the height adjustment member is provided with a switching member, and the first support member and the second support member are the switching member. It is preferably connected to The switching member preferably includes a housing coupled to the height adjusting member, and a locking member provided inside the housing and having a first locking portion and a second locking portion. It is preferable that an elastic member is provided between the locking member and the housing. In addition, it is preferable that a button for operating the locking member is formed, and the button is preferably formed on the locking member. The button is preferably arranged to protrude into the guide hole of the connecting member to function as a stopper. The locking member may be rotatably coupled to the housing, and the locking member may be provided with a first button and a second button, respectively.

According to another embodiment of the present invention, the present invention is a base unit; A display unit for displaying an image; A support unit provided with the base unit between the display units; Provided is an image display device comprising a clamp unit that is selectively spaced apart from the base unit to be detachably mounted to the object to be fixed.

Therefore, according to the present invention described above, space use efficiency and ease of use are improved.

Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, referring to FIG. 3, the basic configuration of a stand and an image display apparatus using the same according to the present invention will be described.

The image display device 1 includes a display unit 110 and a stand 100 supporting the display unit 110, and the stand 100 is largely comprised of a base unit 170 and a support unit 130. It is configured to include). The present invention further comprises a clamp unit 150 for detachably fixing the image display device 1 to a partition or the like.

Each component is described as follows.

The display unit 110 may be formed in various forms such as CRT, LCD, and PDP, but it is preferable to use LCD or PDP which is a flat panel display unit.

The base unit 170 is a portion in contact with the horizontal surface when the image display device 1 is used in the upright form on a horizontal surface such as a desk, and the support unit 130 is disposed between the base unit 170 and the display unit 110. It is a part provided in. The support unit 130 may be rotatable with respect to the base unit 170 using the hinge 172. In addition, it is preferable to move the display unit 110 up and down so that the height of the display unit 110 can be adjusted. That is, the support unit 130 is preferably configured to include a connection member 131 connected to the base unit 170, and a height adjustment member 134 is coupled to the connection member 131 so as to be movable up and down. Do.

On the other hand, the display unit 110 may be used as it is directly connected to the support unit 130, but is preferably connected to the support unit 130 to enable tilting, pivoting, etc. for the user's convenience.

In detail, the connecting member 131 is coupled to the height adjusting member 134 which is movable up and down with respect to the connecting member 131. The tilting member 210 is coupled to the height adjusting member 134 via the hinge 132, and the pivoting member 220 is coupled to the tilting member 210. Finally, the display unit 110 is coupled to the pivoting member 220. When the height adjusting member 134 is not used, the tilting member 210 is directly connected to the connection member 131.

Since the hinge coupling structure, the tilting structure, and the pivoting structure are generally known, a detailed description thereof will be omitted.

4A to 4C illustrate that the connecting unit 131 of the support unit 130 rotates with respect to the base unit 170. 5A and 5B illustrate the tilting of the display unit 110 by the tilting member 210 with respect to the connection member 131 of the support unit 130. The tilting angle is preferably configured to be 180 degrees (see FIG. 5B).

6 to 7, the clamp unit 150 will be described in detail.

As described above, the clamp unit 150 serves to secure the display unit 110 by detachably walking to the fixed object such as the partition (2) of the office. The to-be-fixed object is not limited to the partition 2, It is generally preferable to use the plate-shaped thing which has a predetermined thickness. The installation angle of the fixed object is not limited, and the clamp unit 150 may be used even when installed vertically, horizontally, or the like.

The clamp unit 150 may include a first fixing part 154 having a front end rotatably provided at the base unit 170, and a second fixing part connected at a rear end of the first fixing part 154 at a predetermined angle ( 156). The second fixing member 156 is preferably substantially parallel to the rotation axis 154b of the first fixing member 156. In other words, the second fixing member 156 is substantially parallel to the plane defined by the bottom of the base unit 170, and the first fixing member 154 is substantially parallel to the plane defined by the bottom of the base unit 170. It is preferable to connect the base unit 170 and the second fixing member 156 at approximately right angles.

In this configuration, the partition 2 is in close contact between the bottom of the base unit 170 and the second fixing part 156 to fix the image display device.

On the other hand, it is preferable that the roller 160 is provided on the second fixing member 156 so that the clamp unit 150 can move in the fixed object. And, it is more preferable that the bushing 158 is provided between the second fixing member 156 and the roller 160 to reduce friction. In this configuration, the display unit 110 can be smoothly moved from side to side even when the display unit 110 is supported by the fixed object by the roller 160.

On the other hand, the clamp unit 150 is preferably composed of a pair, the pair of clamp units 150 is more preferably installed symmetrically. That is, a fixed object such as a partition is positioned between the plane defined by the bottom of the base unit 170 and the plane defined by the pair of second fixing members 156.

And, when a pair of clamp unit 150 is installed, it is convenient to rotate any one at the same time automatically rotates the other. To this end, it is preferable to contact one end 154a of the pair of first fixing members 154 with each other.

However, as shown in FIG. 8A, in order to reliably transmit power, the contact portion 154a of the first fixing member 154 is preferably provided with a gear train 162. In this configuration, when one of the pair of first fixing members 154 is rotated, the other first fixing members are rotated at the same angle by the gear train 162.

Here, the gear train 162 is a kind of power transmission unit, the power transmission unit is not limited to the gear train 162. For example, one end of the pair of first fixing members 154 may be connected using a timing belt or the like without contacting each other.

On the other hand, when the clamp unit 150 is fixed to a predetermined fixed object, it is preferable to prevent the rotation of the clamp unit 150, that is, the first fixing member 154. Therefore, it is preferable to further include a rotation preventing means for preventing the rotation of the clamp unit 150.

Referring to Figure 8, the rotation preventing means will be described.

The anti-rotation means includes a prevention member 152 having a gear train 152b selectively engaged with the gear train 162 of the first fixing member 154, and a locking member that controls the operation of the prevention member 152. 151). When the gear train 152b of the prevention member 152 is engaged with the gear train 162 of the first fixing member 154, the rotation of the first fixing member 154 is impossible.

In detail, one end of the locking member 151 is coupled to the base unit 170 by a hinge 151a. One end of the preventing member 152 is also coupled to the base unit 170 by a hinge 152a, and the other end thereof is rotatably connected to the hinge 151b at a predetermined position of the locking member 151.

8A to 8D, the operation of the clamp unit 150 will be described.

Normally, the clamp unit 150 is accommodated in the base unit 170 (see FIG. 8A). To use the clamp unit 150, lift the locking member 151 to release the lock (see FIG. 8B). When the lock is released, one of the pair of first fixing members 154 is rotated only by a desired angle, that is, the clamp unit 150 accommodated in the base unit 170 is taken out (see FIG. 8C). When the clamp unit 150 is opened at a predetermined angle with the bottom surface of the base unit 170, the prevention member 152 is locked again (see FIG. 8D). In this state, when the pinned object is sandwiched between the clamp unit 150 and the bottom of the base unit 170, the image display device is fixed to the pinned object.

In the above-described embodiment, the clamp unit 150 is shown and described that is accommodated on the bottom surface of the base unit 170, the present invention is not limited thereto. For example, the clamp unit 150 may be coupled to the side of the base unit 170 or the like, or may be directly coupled to the support unit 130.

On the other hand, as described above, it is preferable that the height adjusting member 134 to adjust the height of the display unit 110 by moving the display unit 110 up and down. By the way, in the case of using the height adjusting member 134, it is preferable that the support member 140 for supporting the display unit 110 with a constant force even if the display unit 110 moves up and down. The support member 140 may be a static load spring. In general, the spring changes the elastic force in proportion to the displacement, but the static load spring has a constant elastic force regardless of the spring displacement. The support member 140 preferably uses a spring.

9 to 11A, the supporting member 140 will be described in detail.

In the state in which the display unit 110 is upright and inverted, the direction of its own weight by the display unit 110 is changed. Therefore, the support member 140 should support the display unit 110 in the state in which the display unit 110 is upright and inverted.

Accordingly, the support member 140 may include a first support member 136 for supporting the display unit 110 in the upright state of the image display apparatus and a display unit 110 for supporting the display unit 110 in the inverted state of the image display apparatus. It is preferably configured to include two support members (138). That is, the first support member 136 and the second support member 138 selectively support the load of the display unit 110. The switching between the first support member 136 and the second support member 138 is performed by the switching member 142 provided in the height adjusting member 134.

10 and 11a, the supporting member and the switching member will be described in detail as follows.

Since the load of the display unit 110 is substantially transferred to the height adjusting member 134, the supporting member 140 is provided between the connecting member 131 and the height adjusting member 134. One end of the first support member 136 is fixed to the upper portion of the connecting member 131 and the other end is selectively connected to the switching member 142. Similarly, one end of the second support member 138 is fixed to the lower portion of the connecting member 131 and the other end is selectively connected to the switching member 142.

The switching member 142 is configured to include a housing 141 coupled to the height adjusting member 134 and a locking member 144 provided inside the housing 141. The catching member 144 has a first catching portion 144a and a second catching portion 144ab respectively corresponding to the first supporting member 136 and the second supporting member 138, and the first button 146a and The second button 146b is provided. The locking member 144 is rotatably installed around the pin 141a and is elastically supported by the elastic member 143.

On the other hand, the outer surface of the housing 141 is provided with a stopper 145, the stopper 145 is moved along the guide hole 135 of the connecting member 131 when the height adjusting member 134 moves up and down. (See Figure 9). That is, the guide hole 135 and the stopper 145 serve as a guide of the vertical movement of the display unit 110, and when the upper and lower end points of the guide hole 135 are reached, the display unit 110 is further moved. It acts as a stopper to prevent abnormal movement.

On the other hand, as shown in FIG. 11B, a button 146 may be formed on the locking member 144, and an elastic member 143 may be provided between the locking member 144 and the housing 141. In this configuration, when the button 146 is pressed, the locking member 144 overcomes the elastic force of the elastic member 143 and moves to the left in the drawing, so that the first supporting member 136 and the second supporting member 144 in the locking member 144 are moved. Member 138 is released at the same time. In this case, the button 146 also serves as a stopper.

Referring to Figure 11a, the operation of the support member 140 and the switching member 142 will be described as follows.

When the image display device is upright, the tip 136a of the first support member 136 is caught by the first catching portion 144a so that the first support member 136 supports the load of the display unit 110. do.

However, when the image display apparatus is mounted on a fixed object such as a partition or the like, the display unit 110 should be inverted, so that the image display apparatus is in a state of being inverted. In the inverted state, since the weight of the display unit 110 is downward and the elastic force of the first support member 136 is also downward, it is difficult to support the display unit 110 with the first support member 136. Do. Therefore, the second support member 138 should support the load of the display unit 110 when the image display device is in the inverted state.

Referring to FIGS. 11A and 12, a description will be given of a switching process for the image display device to be reversed. 12A, 12C, 12D, and 12E are front views, and FIG. 12B is a rear view.

Raise the height adjusting member 134 upward and press the second button 146b (see FIGS. 12A and 12B). When the second button 146b is pressed, the first catching portion 144a is lifted while the second catching portion 144b is pressed to catch the first catching portion 144a connected to the first supporting member 136. Is released. When the locking member 144 is supported by the elastic member inside the switching member 142, it is preferable to return to the original state when it is not pressed.

In a state where the first support member 136 and the first catching portion 144a are released, the height adjusting member 134 is slowly moved downward so that the second support member 138 and the second catching portion 144b are moved. (See FIGS. 12C and 12D). The stopper 145 moves along the guide hole 135 formed in the connecting member 131 when the height adjusting member 134 moves downward, and when the height adjusting member 134 reaches the bottom of the guide hole 135. 134) prevents any further movement.

When the second supporting member 138 and the second catching part 144b are connected, the image display device is turned upside down to be fixed to the fixed object using the clamp unit 150. That is, as shown in FIGS. 13 and 14, in the state in which the second support member 138 and the height adjusting member 134 are connected, the image display apparatus is turned over and mounted using the clamp unit 150 to the desired object to be fixed. do.

The stand and the image display apparatus using the same according to the present invention have the following effects.

First, according to the present invention, there is an advantage that the image display device can be mounted on a fixed object such as a partition using a clamping unit without a separate bracket or mechanism. In addition, since the screw coupling is not required when moving the image display device, the detachable device can be easily detached, thereby easily changing the position of the image display device. In addition, since the image display apparatus can be moved to the left and right without removing the image display apparatus from the plate, user convenience is increased.

Second, the image display device may be supported by the reaction force of the support member (spring) even when the stand of the image display device is rotated 180 degrees as well as in the upright state.

Third, when mounting the image display device on a partition or the like, there is an advantage that the clamping unit can be used without a separate expensive mounting stand.

Claims (23)

A base unit substantially connected to the display unit; And a clamp unit selectively spaced apart from the base unit to be detachably mounted to the fixed object. The image display of claim 1, wherein the clamp unit comprises a first fixing member connected to a front end of the base unit, and a second fixing member connected to a rear end of the first fixing member at a predetermined angle. Stand for the device. 3. The stand according to claim 2, wherein the second fixing member is parallel to a plane defined by the bottom of the base unit. The stand according to claim 2, wherein the first fixing member and the second fixing member are configured in pairs. The stand according to claim 4, wherein the front ends of the pair of first fixing members are in contact with each other. 6. The stand of an image display apparatus according to claim 5, wherein a gear train engaged with each other is formed at a front end of the pair of first fixing members. The stand according to claim 6, further comprising a rotation preventing member for preventing rotation of the first fixing member. The image of claim 7, wherein the anti-rotation member includes a prevention member that is engaged with the gear train of the first fixing member to prevent rotation, and a locking member that selectively engages the prevention member with the gear train. Stand for display. The method of claim 8, wherein one end of the preventing member and one end of the locking member are rotatably coupled to the base unit, respectively, and the other end of the preventing member is rotatably coupled to a predetermined position of the locking member. Stand for visual display device. The stand according to claim 2, wherein the second fixing member is provided with a roller. The stand of claim 10, wherein a bushing is provided between the second fixing member and the roller. The stand according to claim 2, wherein a support unit is provided between the display unit and the base unit. The stand according to claim 12, wherein the support unit includes a connection member connected to one side of the base unit and a height adjustment member coupled to the connection member so as to be movable up and down. The method of claim 13, wherein the upper and lower portions of the connecting member are provided with a first support member and a second support member, respectively, the height adjustment member is provided with a switching member, the first support member and the second support member is Stand for the image display device, characterized in that selectively connected to the switching member. The image display apparatus of claim 14, wherein the switching member comprises a housing coupled to the height adjusting member, and a locking member provided inside the housing and having a first locking portion and a second locking portion. stand. The stand for an image display apparatus according to claim 15, wherein an elastic member is provided between the locking member and the housing. The stand for an image display apparatus according to claim 16, wherein a button for operating the locking member is formed. 18. The stand according to claim 17, wherein the button is formed on the locking member. The stand for an image display apparatus according to claim 18, wherein the button protrudes from the guide hole of the connection member. 18. The stand according to claim 17, wherein the locking member is rotatably coupled to the housing, and the locking member is provided with a first button and a second button, respectively. A base unit; A display unit for displaying an image; A support unit provided with the base unit between the display units; And a clamp unit selectively spaced from the base unit to be detachably mounted to the fixed object. The image of claim 21, wherein the clamp unit includes a first fixing member connected to a front end of the base unit and a second fixing member connected to a rear end of the first fixing member at a predetermined angle. Display. 23. The image display device of claim 22, wherein the second fixing member is parallel to a plane defined by the bottom of the base unit.

Images