JP2002006771A - Attachment device for display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a compact attachment device for a display device most suitable for a flat display device with which the device is easily attached to a ceiling or the like and a clamping angle can be freely set. SOLUTION: The attachment device consists of an attaching part 2 disposed on a ceiling A or the like, a wire 3 to be connected with the attaching part 2 for hanging and supporting a display device 1, and a wire fixing part 4 disposed on the back surface of the display device 1 for fixing the wire 3. The wire fixing part 4 is provided with an engaging fitting 5 disposed on the lower part of the back surface of the display device 1 for engaging the wire 3 at the back surface of the display device 1, and a plurality of locking parts 6 for locking an engaging fitting 4 to the position along the upper part of the wire 3 of the wire fixing part 4. The engaging fitting 5 is locked in any locking part 6, and the wire 3 is thus engaged by the engaging fitting 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device mounting device, and more particularly, to a display device mounting device in which a display device is installed on a ceiling or the like and an angle of a screen can be adjusted.

[0002]

2. Description of the Related Art Conventionally, a flat display device, for example, a plasma display or the like is often mounted almost vertically or slightly downward so as to make the screen easily viewable. It has been installed using metal fittings or using mounting hardware provided with a tilt mechanism for adjusting the angle. As shown in FIG. 7 (a), for example, a conventional mounting device for a display device uses a thin box-shaped flat display device 71, such as a plasma display, using a mounting bracket on a ceiling A or the like of a room. Will be installed.
The mounting bracket includes a first mounting bracket 73 having a pair of vertical walls extending vertically from the upper surface and having a substantially U-shaped cross section, and a pair of second mounting brackets 74 provided on the left and right in a substantially L-shaped plate shape. ,
The second mounting member 74 is rotatably supported at a lower end portion of the L-shape by a rotating shaft 73 a provided at a lower portion of a vertical wall of the first mounting member 73. The left and right side surfaces of the second mounting bracket 74 are respectively formed with an arc-shaped long hole 74a centered on the rotation shaft 73a. It is formed so as to be screwed by a screw 73b provided in the portion. A suspension member 75 formed of a cylindrical pole or the like is attached to an attachment hole provided on the upper surface of the attachment bracket, and is attached to a ceiling A or the like. According to the above configuration, the display device 71 is arranged around the rotation shaft 73a in the direction of the arrow shown in FIG.
And tilt the screen to tilt the screen 73b
Was fixed.

The thickness of the conventional first mounting member 73 and second mounting member 74 in the front-rear direction is at least a circle in order to pivotally support the L-shaped plate-shaped second mounting member 74 so as to rotate. A minimum thickness corresponding to the arc-shaped long hole 74a is required, and it has been difficult to make the entire mounting device thin and compact. Therefore, even if a thin plasma display is used, there is a problem that the entire device becomes large, and the advantages of the thin flat display device cannot be fully utilized. When the display device 71 is large and heavy,
If the mounting bracket is made of sheet metal or the like, the apparatus is large and large, the weight is increased, and there is a problem that the cost is high including installation work.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and is a compact and suitable display device mounting apparatus which can be easily mounted on a ceiling or the like and whose angle can be adjusted. The purpose is to provide.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a mounting portion provided on a ceiling or the like for suspending and mounting a flat display device, and connecting the mounting portion with the mounting portion. And a wire fixing portion disposed on the back surface of the display device for fixing the wire and suspending the display device, and a display device mounting device for mounting the display device so that the display angle can be adjusted. Wherein the wire fixing portion is
A locking member disposed at a lower portion of the rear surface of the display device to lock the wire on the rear surface of the display device; and a locking metal member at an upper portion of the wire fixing portion along the wire. And a plurality of engaging portions for engaging the first and second engaging portions, the engaging member is engaged with any one of the engaging portions, and the wire is engaged with the engaging member.

The locking fitting has a wire locking portion having a wire insertion hole for inserting and locking the wire at one end;
A metal fitting mounting portion having a screw insertion hole for inserting a mounting screw for mounting on the back surface of the display device at the other end,
The engaging portion is formed of a plurality of screw holes provided at predetermined intervals along the wire, and the locking fitting is engaged with the engaging portion by screwing the fitting mounting portion.

[0007] The locking metal fitting is formed by folding a central portion of a sheet metal to form the cylindrical wire locking part at one end and integrally forming the metal fitting mounting part with the folded other end as a mounting surface. Become.

The cylindrical wire locking portion is formed eccentric to one side from the mounting surface of the bracket mounting portion.

The locking fitting is formed by bending a central portion of a sheet metal to form the semi-cylindrical wire locking portion and integrally forming the fitting mounting portion having both ends as mounting surfaces.

[0010] On the back surface of the display device, there is provided a concave groove through which the wire is buried and inserted in a direction vertically upward from the wire fixing portion.

In order to suspend the display device horizontally or vertically, the engaging portion or the concave groove is provided in either the horizontal direction or the vertical direction on the back surface of the display device, or both.

[0012] A stopper is provided at a lower portion of the back surface of the display device for preventing collision with a wall surface behind the display device.

[0013] A suspension mechanism comprising the mounting portion, the wire, the wire fixing portion, the locking fitting, and the engaging portion is provided at at least two places, which are separated from each other.

[0014] The wires are arranged on the left and right side surfaces of the display device.

[0015] The mounting portion, the wire and the wire fixing portion are additionally installed, and the display device is suspended and supported from at least three places apart from each other.

The wire is a bellows-shaped steel pipe wire that can be bent freely.

A winch for winding the wire and moving the display up and down is provided at the mounting portion.

The winch is electrically driven.

[0019]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a perspective view for explaining a first embodiment of the present invention. 2A to 2C are side views for explaining the angle setting method of the present invention. A description will be given based on FIG. 1 and FIG. FIG. 1 is a perspective view of a large, heavy, thin, flat display device 1 such as a plasma display, as viewed from the back when the display device 1 is mounted on a ceiling or the like. First, two mounting portions 2 are mounted on the ceiling A at right and left sides at a predetermined distance. A wire 3 for suspending and supporting the display device 1 is hung from each of the mounting portions 2, and the lower end of the wire 3 is fixed to a wire fixing portion 4 provided at the lower portion on the left and right back surfaces of the display device 1. A lock fitting 5 for locking the wire 3 is provided at an upper position on the rear surface of the display device 1 at a predetermined distance from the wire fixing portion 4. On the back surface of the display device 1, a plurality of engaging portions 6, which are screw holes for engaging the engaging metal members 5, are provided along the periphery of the wire 3, and the engaging metal members 5 are attached to any of the engaging members 6. It is engaged by screwing the mounting screw 7. FIG. 1 shows a locking member 5 attached to an uppermost engaging portion 6.
FIG. The locking fitting 5 has a wire locking portion 5 a having a wire insertion hole for inserting and holding the wire 3 at one end, and a screw insertion for inserting a mounting screw 7 for mounting on the back surface of the display device 1 at the other end. And a metal fitting mounting portion 5b having a hole.

The rear surface of the display device 1 is provided with a concave groove 8 in which the wire 3 is buried and inserted in a direction vertically upward from the wire fixing portion 4. By embedding the wire 3 in the concave groove 8, the appearance can be improved and the wire 3 can be brought closer to the position of the center of gravity of the display device 1. The display device 1 can be installed in either the horizontal suspension type or the vertical suspension type. For this purpose, the peripheral portion of the back surface is provided with a concave groove 8 in the vertical direction and the horizontal direction, respectively. The wire 3, the wire fixing portion 4, the locking fitting 5, and the engaging portion 6 are also disposed around the concave groove 8 so as to be compatible with both horizontal and vertical types. In addition, a stopper 9 made of an elastic member such as rubber for preventing collision with a wall surface behind is provided at a lower portion on the back surface of the display device 1. Therefore, when the display device 1 is installed close to a wall surface or the like, it is possible to prevent both damages due to shaking.

In the above-described configuration, when the display device 1 is suspended and installed, as shown in FIG. 2 (a), the display device 1 can be set to a substantially vertical display angle by engaging the locking metal member 5 at the uppermost position. Becomes When the arrangement position of the wire 3 protrudes from the back surface of the display device 1, the wire 3 is slightly inclined. However, since the wire 3 is actually buried in the not-shown groove 8, the inclination is small. When the mounting position of the locking metal member 5 is lowered, as shown in FIG.
Slightly tilt. When the mounting position of the locking metal member 5 is further lowered, the display device 1 is further inclined as shown in FIG. Thus, the inclination of the display device 1 can be changed by changing the attachment position of the locking metal member 5.

FIG. 3 is a perspective view showing a second embodiment of the present invention. Description will be made based on the drawings. The second embodiment is an example in which the mounting position of the wire is changed from the back surface to the side surface, and the wire is hung by three wires 3 in the first embodiment. Normally, the display device 1 is suspended from two places on the left and right. In the first embodiment, a suspension mechanism including the mounting portion 2, the wire 3, the wire fixing portion 4, the locking metal fitting 5, the engaging portion 6, and the concave groove 8 is disposed at the left and right ends of the device. . By disposing the end portions in this manner, by changing the direction of the wire fixing portion 4 and the locking fitting 5, the suspension mechanism can be disposed so as to protrude to the left and right side surfaces of the display device 1. Become. By disposing the suspension mechanism on the side surface, the concave groove 8 can be made unnecessary. This is effective when there is a space limitation inside the back surface of the display device 1 and it is difficult to form the concave groove 8, and the cost can be reduced.

When the suspension mechanism is provided on the side surface, it is possible to bring the wire 3 closer to the center of gravity of the display device 1 by changing the shape of the wire fixing portion 4 and the locking fitting 5. When the device is to be erected, the wire 3 is preferably closer to the center of gravity of the display device 1. The suspension mechanism additionally installed at the center shown in FIG. 3 is for preventing the display device 1 from swinging. When the display device 1 is heavy, the display device 1 does not usually shake, but is effective in the event of an earthquake or the like. Display device 1
The cable or the like may be drawn into the ceiling along the suspension mechanism provided at the center.

FIGS. 4A to 4C are perspective views for explaining an embodiment of the latch 5. 4 (a) is formed by bending a central portion of a sheet metal into a cylindrical shape to form a wire locking portion 5a which is an insertion hole for locking the wire 3 at one end, and a folded other end. In addition, a metal fitting mounting portion 5b for mounting to the display device 1 is integrally formed. FIG.
(B) shows another example of the locking metal fitting 5, in which the cylindrical wire locking part 5a is formed eccentric to one side from the mounting surface of the metal fitting mounting part 5b. The wire 3 can be brought close to the center of gravity of the display device 1 by using the locking metal fitting 5 and burying it in the concave groove 8. It is also possible to adopt a shape that enhances the degree of eccentricity. FIG. 4C shows another example of the locking fitting 45. The locking fitting 45 forms a semi-cylindrical wire locking portion 45a by bending a central portion of a sheet metal, and integrally forms a metal fitting mounting portion 45b having both ends as mounting surfaces. The engaging portion 6 in this case is a plurality of screw holes provided on both sides along the wire 3 on the back surface of the display device. To wear.

FIG. 5 is a side view showing a third embodiment according to the present invention. Description will be made based on the drawings. A third embodiment is:
The wire is a bendable bellows-shaped steel pipe wire 53. In this case, the lower end of the bellows-shaped steel pipe wire 53 is fixed by the wire fixing portion 54 and the upper portion is locked by the locking metal 55 as in the first and second embodiments. By making the wire 53 a bellows-shaped steel pipe wire 53 that can be bent, the same effect as that of a general wire can be obtained, and the display angle of the display device 1 can be changed. The bellows-like steel pipe wire 53 is freely bendable, but does not swing left and right.
It is only necessary to provide one suspension mechanism at substantially the central part of the vehicle.
This is effective when the display device 1 is lightweight, and can be configured with a small number of parts.

FIGS. 6 (a) to 6 (c) are perspective views for explaining the mounting portion in the present invention. Description will be made based on the drawings. FIG. 6A shows an example of the simplest form of the mounting portion 2. A hook 2a is provided on the ceiling A, and the end of the wire 3 is folded back in a loop shape and inserted into and fixed to the hook 2a. FIG. 6B shows a manual winch 6 attached to the end of the wire 3.
This is an example in which 0 is provided. Thereby, the installation height of the display device can be adjusted vertically by winding up the wire 3. FIG. 6C shows an electric winch 6 at the end of the wire 3.
This is an example in which 1 is provided. This makes it possible to remotely control the installation height of the display device. These winches 60 and 61 are provided with a reverse rotation prevention device such as a ratchet. By configuring the ceiling suspension mechanism with the wire 3, it is possible to use an electric winch, and by using the winch, it is possible to easily and safely mount a heavy display device. Further, by using a wire, the ceiling suspension mechanism can be made compact and lightweight.

[0027]

As described above, according to the present invention, a mounting portion provided on a ceiling or the like, a wire connected to the mounting portion for suspending and supporting, and a wire for fixing the wire are provided on the rear surface of the display device. The wire fixing portion is disposed at the lower portion of the rear surface of the display device, and is provided on the rear surface of the display device with a metal fitting for locking the wire and a wire at the upper portion of the wire fixing portion. A plurality of engaging portions for engaging the locking members are provided along the positions, the locking members are engaged with any of the engaging portions, and the wire is locked by the locking members. Therefore, it is possible to provide a compact display device mounting device which is easy to mount on a ceiling or the like and can freely set an angle, which is optimal for a flat display device.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of a display device mounting device according to the present invention.

FIGS. 2A to 2C are side views for explaining an angle setting method in the display device mounting device of the present invention.

FIG. 3 is a perspective view showing a second embodiment of the display device mounting device of the present invention.

4 (a) to 4 (c) are perspective views showing an embodiment of a locking metal fitting in the display device mounting device of the present invention.

FIG. 5 is a side view showing a third embodiment of the display device mounting device of the present invention.

FIGS. 6A to 6C are perspective views showing an embodiment of an attachment portion in the attachment device for a display device according to the present invention.

FIG. 7 is a side view showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Display apparatus 2 Mounting part 3 Wire 4, 54 Wire fixing part 5, 45, 55 Locking fitting 5a, 45a Wire locking part 5b, 45b Fitting mounting part 6 Engagement part 7 Mounting screw 8 Depression groove 9 Stopper 53 Steel pipe Wire 60, 61 Winch A Ceiling

Claims (14)

[Claims] 1. A mounting portion provided on a ceiling or the like for suspending and mounting a flat display device, a wire connected to the mounting portion for suspending and supporting the display device, and fixing the wire. And a wire fixing portion disposed on the back surface of the display device for mounting the display device for adjusting the display angle, wherein the wire fixing portion is a lower rear portion of the display device. Disposed on the back surface of the display device, a locking fitting for locking the wire, at a position along the wire above the wire fixing portion,
A plurality of engaging portions for engaging the locking member, wherein the locking member is fixed to any one of the engaging portions, and the wire is locked by the locking member. A mounting device for a display device. 2. The locking fitting has a wire locking portion having a wire insertion hole for inserting and locking the wire at one end, and a mounting screw for mounting to a back surface of the display device at the other end. The attachment portion has a plurality of screw holes provided at predetermined intervals along the wire, and the attachment portion is screwed into the attachment portion. The mounting device for a display device according to claim 1, wherein a locking fitting is engaged with the engaging portion. 3. The metal fitting is formed by folding a central portion of a sheet metal to form the cylindrical wire locking portion at one end, and integrally forming the metal fitting mounting portion with the folded other end as a mounting surface. 3. The mounting device for a display device according to claim 2, wherein: 4. The mounting device for a display device according to claim 3, wherein the cylindrical wire locking portion is formed so as to be eccentric to one side from a mounting surface of the bracket mounting portion. 5. The locking fitting forms a semi-cylindrical wire locking portion by bending a central portion of a sheet metal,
3. The mounting device for a display device according to claim 2, wherein the metal fitting mounting portions having both ends as mounting surfaces are integrally formed. 6. The display device according to claim 1, further comprising a concave groove on a rear surface of the display device, the groove being buried and inserted in a direction perpendicular to the wire fixing portion. Mounting device. 7. The display device according to claim 1, wherein the engaging portion or the concave groove is provided in a horizontal direction or a vertical direction on a rear surface of the display device, or both for horizontal suspension or vertical suspension of the display device. 7. The mounting device for a display device according to claim 6, wherein: 8. The mounting device for a display device according to claim 1, further comprising a stopper at a lower portion of a rear surface of the display device for preventing collision with a wall surface behind the display device. 9. A suspension mechanism comprising the mounting portion, the wire, the wire fixing portion, the locking metal fitting, and the engaging portion is provided at at least two right and left positions apart from each other. A mounting device for a display device according to claim 1. 10. The mounting device for a display device according to claim 1, wherein the wires are disposed on left and right side surfaces of the display device. 11. The display device according to claim 1, wherein the mounting portion, the wire, and the wire fixing portion are additionally installed, and the display device is suspended and supported from at least three places apart from each other. Display device mounting device. 12. The wire according to claim 1, wherein the wire is a bendable bellows-shaped steel pipe wire.
A mounting device for the display device described in the above. 13. The mounting device for a display device according to claim 1, wherein a winch for winding up the wire and moving the display device up and down is provided in the mounting portion. 14. The mounting device for a display device according to claim 13, wherein the winch is electrically driven.