JP2003061010A - Stand for image display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a stand for an image display device that can change the set height of the image display device and forward/backward length, so as to effectively utilize space inside a room. SOLUTION: A rear leg 1, a front leg 2 connected to the rear leg 1 closely or apart, and a stationary part 3 fixing the image display device 30 to a base 10 and being supported by the rear leg 1 and the front leg 2 vertically freely slidably configure the stand for the display device, and when the setting height of the image display device is changed, the rear leg 1 and the front leg are closed to or apart from each other, so as to adjust the forward/backward length.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stand for an image display machine, and more particularly, to adjust the front-rear dimension according to the set height of the image display machine so that an indoor space can be effectively used. Related to the structure.

[0002]

2. Description of the Related Art PDP (plasma display panel)
A conventional stand for an image display device capable of movably mounting a large-sized image display device such as is fixed to a leg 40 and a vertically slidably supported on the leg 40 as shown in FIG. 4, for example. And part 41. The leg body 40 has a front-rear frame 40a extending in the front-rear direction, a post 40b standing upright at the rear of the front-rear frame 40a, and a reinforcement connecting the upper part of the post 40b and the front of the front-rear frame 40a. A pair of left and right leg portions formed of a frame 40c and formed in a substantially triangular shape are provided, and the leg portions of the same pair are connected by a connecting frame 40d. The leg portions are attached to the front and rear ends of the front and rear frames 40a. It can be moved by the casters 42. The fixing portion 41 hangs down from a pedestal 41a having a plurality of screw insertion holes 41c and both rear end portions of the pedestal 41a, and is vertically slidably supported by the pedestal portion 40b of the leg body 40. The large-sized image display device 30 such as a PDP (plasma display panel) is fixed to the pedestal 41a by a screw inserted from the rear into the screw insertion hole 41c of the pedestal 41a. It has become so.

The image display 30 has a sliding portion 41b.
Slide up and down in the pedestal portion 40b to move the fixing portion 4
By raising or lowering 1, the height can be arbitrarily adjusted as necessary. For example, in a large conference room where a large number of people are gathered, the height is set to the highest, and in a small conference room where a small number of people are gathered. It can be set low. The length of the front and rear frames 40a of the leg body 40 is set in consideration of safety so that the front and rear image display device 30 can be prevented from falling when the front and rear image display device 30 is set at the highest position.

However, when the image display fixed to the above-mentioned image display stand is used in a relatively small small room where a small number of people gather, even if the height of the image display is set low. Since the length of the front and rear frame 40a is fixed, it occupies the same space as when it is set high, and there is a problem in that it is difficult to use.

[0005]

In view of the above problems, the present invention makes it possible to adjust the length of the front and rear frames in accordance with the height setting of the image display device, thereby effectively utilizing the space in the installed room. An object is to provide a stand for an image display device that can be used.

[0006]

In order to solve the above-mentioned problems, the present invention folds rear legs upward from the horizontal rear frames arranged in a pair of left and right, and the rear ends of the rear frames. The rear pedestal part, the rear sliding part extending from the rear pedestal part, and the rear connecting frame erected between the left and right rear frames or between the rear pedestal parts,
A front leg body arranged in front of the rear leg body is extended horizontally to a pair of left and right front front frames, and is extended rearward from the front frame, and is slidably inserted into the rear frame. Lower sliding portion, a front pedestal portion obliquely provided rearward from the front end of the front frame, and a front portion erected between the left and right front frames or the front pedestal portion A fixed part, which is composed of a connection frame and fixes the image display, is hung from a pedestal having a plurality of screw insertion holes and both rear parts of the pedestal, and the rear sliding part of the rear leg is slid. While being movably inserted, a rear support pillar with a fixed knob attached, and the rear support pillar are obliquely provided downward from the front,
The front sliding portion of the front leg is configured to be slidably inserted into a front support column, and a screw is inserted from the rear into a screw insertion hole of the pedestal, so that a rear surface of the image display device is provided. While fixing the image display device to the fixing portion by screwing it into the drilled screw hole, the rear sliding portion is slid in the rear supporting column, and the front sliding portion is By sliding in the front support pillar, the fixing portion that fixes the image display device moves up and down, and the rear leg body and the front leg body come close to or apart from each other, and the front-back length is adjusted. It is configured to.

Further, casters are mounted on the lower surfaces of the rear frame and the front frame.

Further, the fixing portion is fixed to the rear leg by pressing the screw portion of the fixing knob against the rear sliding portion.

Further, the rear pillar and the front pillar are opposed to each other, and a dowel for mounting a mounting shelf is projectingly provided.

Further, the screw insertion holes of the pedestal are formed so as to be located at the four corners of a square.

Further, a plurality of screw holes into which the screw portions of the fixing knob are screwed are vertically formed in the rear sliding portion, and a set height of the image display device is provided near the screw holes. The display unit for displaying is provided.

Further, a locking pin is provided so as to project, and a switching knob that swings back and forth is mounted on the rear support column, and a locking hole for locking the locking pin is vertically provided on the rear sliding portion. It is a perforated structure.

A rotating handle is provided on the rear leg,
From a worm gear connected to the rotary handle, a worm wheel meshing with the worm gear, and a spline connected to the worm wheel and screwed into a thread groove threaded on the connection frame of the rear support pillar. An elevating device is provided, and the fixed portion is moved up and down by rotating the rotary handle.

Further, a drive motor is connected to the worm gear of the lifting device.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described in detail as examples based on the accompanying drawings. FIG. 1 is an external perspective view showing an image display stand according to the present invention, and FIGS. 2 (A) and 2 (B) are side views showing a state in which the height of the image display is changed. 3A to 3
FIG. 9C is a perspective view of a main part showing another embodiment. As shown in FIG. 1, a stand for an image display device according to the present invention includes a rear leg 1 and a front leg 2 arranged in front of the rear leg 1.
And a fixing portion 3 which is slidably supported by the front leg 2 and the rear leg 1 and which fixes a large image display device such as a PDP (plasma display panel).

The rear leg 1 has casters 11 mounted on the lower surface thereof, and a pair of left and right rear frames 4a, and a cylindrical dowel 4d bent upward from the rear end of the rear frame 4a. A rear pedestal portion 4b protruding from the side surface, a rear sliding portion 4c extending from the rear pedestal portion 4b, and a rear connection frame 5 installed between the rear pedestal portions 4b. The front leg 2 has casters 11 mounted on its lower surface, and the front frame 6a is arranged in a pair of left and right, and extends rearward from the front frame 6a.
A lower sliding portion 6c slidably inserted into the rear frame 4a and a front pedestal portion 6b obliquely provided rearward from the front end of the front frame 6a and having a dowel 6e protruding from a side surface thereof.
And the front sliding portion 6d extended from the front pedestal portion 6b.
And a front connecting frame 7 installed between the front frames 6a.

The fixing portion 3 is provided with screw insertion holes 10a so as to be positioned at four corners of a square, and has a pedestal 10 formed in a rectangular shape and hangs down from the rear portions on both sides of the pedestal 10 to form the rear leg body. The rear supporting column 8 having the rear sliding portion 4c of No. 1 slidably inserted therein and having the fixed knob 12 mounted on the rear surface thereof.
a, a front support column 8b obliquely provided from the rear support column 8a toward the lower front side, and a front slide portion 6d of the front leg 2 is slidably inserted therein, and the rear support column 8a. And an upper connecting frame 9 connecting the two.

Next, the operation of the image display stand having the above structure will be described. First, PDP on the pedestal 10
A large image display 30 such as a (plasma display panel) is fixed. On the back surface of the image display device 30, screw holes are screwed so as to be located at the four corners of the square, corresponding to the screw insertion holes 10a formed in the pedestal 10. From the rear of the pedestal 10, the screw 13 is provided with the screw insertion hole 10a.
The image display device 30 is fixed to the fixing portion 3 by being inserted into the image display device 30 and screwed into the screw hole of the image display device 30. At this time, the screw insertion hole 10
Since the a and the screw holes are provided at the four corners of the square, the image display 30 can be fixed to the pedestal 10 in the horizontal direction or the vertical direction.

When the image display device 30 is set to the highest position, the rear support pillar 8a of the fixed portion 3 is moved from the rear sliding portion 4c to the front portion as shown in FIG. 2 (A). The support columns 8b are slid upward from the front sliding portion 6d to pull up the fixed portion 3 to the uppermost portion. At this time, as the front supporting column 8b is pulled out from the front sliding portion 6d, the lower sliding portion 6c is moved to the rear frame 4
As a result, the front-rear length L1 of the image display stand is changed to a length that can prevent the image display 30 from tipping over even if some impact is applied and that satisfies the safety. It Then, the screw part of the fixing knob 12 is pressed against the rear sliding part 4c to fix the fixing part 3.

When the image display device 30 is set to the lowest position, the rear sliding portion 4c is attached to the rear support pillar 8a of the fixed portion 3 and the front portion is set to the front portion, as shown in FIG. 2 (B). The front slide portions 6d are slidably inserted into the support columns 8b, respectively, and the fixed portion 3 is pulled down to the lowermost portion. At this time, the lower slide portion 6c is inserted into the rear frame 4a as the front slide portion 6d is inserted into the front support column 8b. Thereby, the rear leg 1 and the front leg 2 are close to each other, and the front-rear length L2 is larger than that of the L1.
It is designed to shrink to about 2/3. For example, when the image display is used in a small conference room where a small number of people gather, the area occupied by the image display stand is reduced to reduce the space. Can be effectively used.
Even if the front sliding portion 6d is formed on the front supporting pillar 8b, the lower sliding portion 6c is formed on the rear frame 4a, and the rear sliding portion 4c is formed on the rear supporting pillar 8a, the same applies. The effect of can be obtained.

In the case of using a placing shelf for placing printed matter such as books and catalogs, the rear side of the placing shelf is fixed to the dowel 4d protruding from the rear leg 1 and the front side is fixed. Is mounted on the dowel 6e projecting from the front leg post 6b, the front side of the shelf is the dowel even when the front leg 2 approaches or separates from the rear leg 1. 6
By sliding on the e, it is possible to cope with the expansion and contraction of the image display stand in the front and rear direction.

Next, another embodiment will be described. Figure 3
In the example shown in (A), an insertion hole 8c into which the screw portion of the fixed knob 12 is inserted is formed in the side surface of the rear support column 8a, and the screw portion of the fixed knob 12 is screwed into the rear sliding portion 4c. A plurality of screw holes 4e are provided at the top and bottom, and the screw holes 4e
A display unit 14 that displays the set height of the image display device 30 is provided in the vicinity of, so that the set height can be easily changed.

Further, in the example shown in FIG. 3 (B), instead of the fixed knob 12 described above, a locking pin 15a for locking the locking hole 4f formed in the rear sliding portion 4c is provided in a protruding manner. , Mounting the switching knob 15 swinging back and forth on the rear support column 8a,
When changing the height of the image display device 30, the work can be easily performed.

In the example shown in FIG. 3 (c), the rear leg 1
8, a rotary handle 16a, a worm gear 16b connected to the rotary handle 16a, and a worm gear 16
An elevating device 16 including a worm wheel 16c that meshes with b and a spline 16d that is connected to the worm wheel 16c and that is screwed into a thread groove 17a that is threaded in the connection frame of the rear support pillar 17 is provided. By rotating the rotary handle 16a, the height of the image display can be easily adjusted. The height of the image display can be automatically adjusted by connecting a drive motor instead of the rotary handle 16a.

[0025]

As described above, according to the present invention,
When the set height of the image display device fixed to the fixed portion is changed by connecting the rear leg and the front leg so that they can approach or separate from each other, the rear leg and the front leg can be changed. It is possible to provide a stand for an image display device in which the front and rear sides are expanded or contracted by being close to or apart from each other, and the indoor space can be effectively used depending on the installation location.

[Brief description of drawings]

FIG. 1 is an external perspective view showing an image display stand according to the present invention.

FIG. 2A is a side view showing a state in which the image display device is set at the highest position. (B) is a side view showing a state in which the image display device is set at the lowest position.

FIG. 3A to FIG. 3C are perspective views of essential parts showing another embodiment.

FIG. 4 is an external perspective view showing a conventional image display stand.

[Explanation of symbols]

1 Rear leg 2 front legs 3 Fixed part 4 legs 4a rear frame 4b Rear pedestal 4c Rear sliding part 4d dowel 4e screw hole 4f locking hole 5 Rear connection frame 6 legs 6a front frame 6b Front pedestal 6c Lower sliding part 6d Front sliding part 6e Dowel 7 Front connecting frame 8a Rear support pillar 8b front support pillar 8c insertion hole 9 Upper connection frame 10 pedestals 10a screw insertion hole 11 casters 12 fixed knob 13 fixing screws 14 Display 15 Switching knob 15a Locking pin 16 Lifting device 16a rotating handle 16b worm gear 16c worm wheel 16d spline 17 Rear support pillar 17a thread groove 18 Rear leg 30 image display 30a display screen

Claims (9)

[Claims] 1. A rear leg body comprising a pair of left and right horizontal rear frames, a rear leg post bent upward from a rear end of the rear frame, and a rear leg post. A rear sliding part that is extended and a rear connecting frame that is installed between the left and right rear frames or between the rear pedestal parts, and a front leg that is arranged in front of the rear leg, A pair of left and right horizontal front frames, a lower sliding portion extending rearward from the front frame and slidably inserted into the rear frame, and rearward from a front end of the front frame. And a front connecting frame that is installed obliquely toward the left and right, and a front connecting frame that is installed between the left and right front frames or between the front pillars, and a fixing portion that fixes the image display device. , A pedestal with a plurality of screw insertion holes, and hangs from both rear parts of the pedestal, The rear sliding part of the rear leg is slidably inserted, and a rear support column having a fixed knob is mounted, and the rear support column is obliquely installed downward from the rear support column toward the front lower side, and in front of the front leg. The slide part is composed of a front support pillar that is slidably inserted, and a screw is inserted from the rear into the screw insertion hole of the pedestal, and the screw hole is formed in the rear surface of the image display. The image display device is fixed to the fixed portion by screwing, while the rear sliding portion is slid in the rear supporting column and the front sliding portion is slid in the front supporting column. By moving, the fixing part that fixes the image display device is moved up and down, and the rear leg and the front leg are brought close to or apart from each other, and the front-back length is adjusted. Image display stand. 2. The stand for an image display device according to claim 1, wherein casters are attached to lower surfaces of the rear frame and the front frame. 3. The image display device according to claim 1, wherein the fixing portion is fixed to the rear leg by pressing a screw portion of the fixing knob against the rear sliding portion. stand. 4. The dowel for mounting a mounting shelf is provided so as to project from the rear pedestal portion and the front pedestal portion so as to face each other. Image display stand. 5. The image display stand according to claim 1, wherein the screw insertion holes of the pedestal are formed so as to be located at four corners of a square. 6. A plurality of screw holes into which the screw portion of the fixing knob is screwed are vertically formed in the rear sliding portion, and
The stand for an image display device according to claim 1, further comprising a display unit for displaying a set height of the image display device in the vicinity of the screw hole. 7. A locking pin projectingly provided, a switching knob swinging back and forth is mounted on the rear support column, and a locking hole for locking the locking pin is vertically provided on the rear sliding portion. The stand for an image display device according to claim 1, wherein the stand is provided. 8. A rotating handle, a worm gear connected to the rotating handle, a worm wheel meshing with the worm gear, a worm wheel connected to the worm gear, and a connection of the rear support column to the rear leg. The image according to claim 1, wherein an elevating device including a spline screwed into a thread groove formed in the frame is provided, and the fixed portion is moved up and down by rotating the rotating handle. Display stand. 9. The stand for an image display device according to claim 8, wherein a drive motor is connected to the worm gear of the lifting device.