JP4797433B2 - Video display device installation equipment - Google Patents

Description

  The present invention relates to installation of a video display device capable of connecting a video display device such as a thin display such as a plasma display or a liquid crystal display to a suspension support member that is lifted via a lift device and suspended from a ceiling. Relates to the device.

As an installation device for the video display device, for example, a fixed pulley is fixed to a support member made of a support column hanging from the ceiling, or a substantially inverted L-shaped attachment sheet metal for connecting the chain ends is fixed. The moving pulley is connected to the image display device, the chain whose tip is connected to the mounting plate is wound around the moving pulley, and then wound around the stationary pulley in the opposite direction to the moving pulley, and the chain hanging downward is pulled down. Thus, the video display device is lifted upward, the locking piece attached to the video display device is locked to the locking portion provided on the mounting sheet metal, and the both are connected and fixed by bolts. Is completed (see, for example, Patent Document 1).
Japanese Patent Laid-Open No. 2001-282131 (FIG. 1)

  In the installation apparatus of the above-mentioned patent document 1, since the video display device is supported by a large mounting sheet metal, there is not only inconvenience that a large space is required by the large mounting sheet metal, but also the mounting sheet metal has strength. Since it is configured as a thing, an increase in weight is caused, and the work of attaching the attachment sheet metal to the support member has been difficult.

  In view of the above-described situation, the present invention intends to provide an image display device installation device that can be easily and quickly installed without requiring a large space above.

In order to solve the above-mentioned problem, the present invention provides a fitting provided in the video display device by lifting the video display device located on the floor side to the suspension support member suspended from the ceiling via the lift device. An apparatus for installing a video display device configured to be connected and fixed by fitting members, wherein the lift device is detachable to a pulling member for pulling up the video display device and the suspension support member A fixed-side member provided with a connecting portion to which the tip end side of the pulling member is connected, and an upper pulley for moving and guiding the pulling member that has been wound around and returned from the connecting portion to the video display device side below And a movable side member having a lower pulley fixed to the back surface of the video display device and wound around a pulling member from the connecting portion and delivered to the upper pulley of the fixed side member. In order to pull up the video display device in a state in which the upper end of the video display device is tilted forward at a set angle and the tilted posture is maintained, the upper side in the vertical direction of the rear surface of the video display device is more than The movable member is attached to the upper position.
By pulling the pulling member wound around the upper pulley and hanging downward manually or electrically, the lower pulley is raised while rotating, and the fitting member of the video display device is fitted to the suspension support member . Then, the two are connected and fixed using bolts or nuts, and the installation operation of the video display device is completed. After completion, the fixed side member can be removed and used for the next video display device installation work. As described above, the pulling force can be halved by raising the image display device between the upper pulley and the lower pulley. Further, when two upper pulleys and two lower pulleys are provided, the number can be reduced to ¼.

  Each of the upper pulley of the fixed side member and the lower pulley of the movable side member may be configured by a plurality of grooves around which the pulling member is wound in the direction of the rotation axis of the pulley.

  The movable side member includes an attachment portion attached to the video display device, and an inclined portion extending upward from the upper end of the attachment portion and inclined toward the side away from the back surface of the video display device toward the distal end side. When the lower pulley is attached to the part and the video display device is tilted forward and the video display device is pulled up, the inclination angle of the inclined part is set so that the inclined part is in a vertical orientation May be.

  The winding direction of the tension member wound around the upper pulley of the fixed side member and the winding direction of the tension member wound around the lower pulley of the movable side member may be set to be the same.

By pulling the pulling member that is wound around the upper pulley and hanging downward, the lower pulley is raised while rotating, and the fitting member of the video display device is fitted to the hanging support member , By adopting a configuration in which both are directly connected and fixed using bolts, nuts, etc., the space for the support is made unnecessary in the upper part compared to the case of fixing to another support fixed to the suspension support member. In addition, the video display device can be installed easily and quickly without the need for attaching the support. After completion, not only can the fixed side member be removed and used for the installation work of the next video display device, but there is no need to secure the space for the fixed side member at the top. The pulling force can be halved by raising the image display device between the upper pulley and the lower pulley. In addition, when two upper pulleys and two lower pulleys are provided, the number of operation pulleys can be reduced to ¼.

  By configuring each of the upper pulley of the fixed side member and the lower pulley of the movable side member from a plurality of grooves around which the pulling member is wound in the direction of the axis of rotation of the pulley, for example, the grooves are respectively up and down. In the case of providing two each, it can be reduced to ¼, and the operation force can be reduced.

  The movable side member includes an attachment portion attached to the image display device, and an inclined portion extending upward from the upper end of the attachment portion and inclined toward the side away from the back surface of the image display device toward the distal end side. When a pulley was attached and the video display device was tilted forward and pulled up, the video display device was lifted by setting the tilt angle of the tilted portion so that the tilted portion was in a vertical orientation. It is possible to reduce the adjustment range for adjusting the angle to the forward tilted posture later, and to perform the installation work more quickly.

  By setting the winding direction of the pulling member wound around the upper pulley of the fixed side member and the winding direction of the pulling member wound around the lower pulley of the movable side member to be the same, the lower part is almost directly below the upper pulley. Since the video display device can be lifted with the pulley disposed, and the space for installation can be made as small as possible, there is an advantage that the installation can be easily performed even in a narrow space.

  FIG. 6 shows a state in which a plasma display (hereinafter referred to as a display) 1 which is an example of a video display device is lifted and connected to a suspension support member P suspended from the ceiling using a video display device installation device. ing. Here, a case where a particularly large and heavy 37 to 50 inch (in some cases, a size exceeding 50 inches) plasma display (which may be a liquid crystal display) is installed is shown. It may be a liquid crystal display). The display includes not only a video from a video playback device such as a personal computer, a video tape deck, and a DVD player, but also a display that can be used as a television with a tuner. In addition to the plasma display and the liquid crystal display, the display is particularly advantageous when various thin displays are suspended, but a CRT display can be installed depending on the case.

The said installation apparatus lifts the display 1 located in a floor side via the lift apparatus A to the said metal cylindrical suspension support member P suspended from the ceiling, as shown in FIGS. Thus, the fitting member 2 provided in the display 1 is fitted (here, it is an external fitting, but it may be an internal fitting) so that it can be connected and fixed. After the external fitting, the bolts B1 for penetration and the cap nuts for screwing (not shown) are used for fixing, but they may be fixed by other methods. On the rear surface of the display 1, a substantially box-shaped main member 3 disposed substantially in the center in the left-right direction, and a rod-shaped pipe that penetrates the left and right walls of the main member 3 and protrudes to the left and right of the main member 3 A pair of left and right members 4 and a pair of left and right members that can be attached to the left and right side portions of the bar-like member 4 projecting left and right from the main member 3 via brackets 9 so as to be position-changeable in the left-right direction and connectable to the back surface of the display 1 The flange portion 2A provided at the lower end of the fitting member 2 is bolted to the top plate portion of the main member 3 with any of the vertically long sub-members 5 and 6. May be.

  As shown in FIG. 6, a second pipe comprising a cylindrical pipe for connecting the pair of left and right sub-members 5 and 6 at a portion different from the connecting portion with the rod-like member 4 in the vertical direction, that is, a lower portion in the vertical direction. A rod member 7 is provided, a hole (not shown) formed in the left and right side walls 3A, 3B of the main member 3 is formed on the upper side, and a hole that can penetrate the rod member 4 is formed on the upper side. A pair of vertically long plate-like members 8 and 8 (only the left side is shown) in which a through-hole through which the two rod-like members 7 pass are formed on the lower side are set to swing at a set angle around the rod-like member 4. It is provided so that it can be held freely and at any swing angle.

  More specifically, a long hole 8A capable of drawing an arc with a radius of curvature centering on the rod-shaped member 4 is formed in the middle of each plate-shaped member 8 in the vertical direction, and through the long hole 8A. The plate-like member 8 is configured so as to be swingable by a set angle, and is provided with a bolt B2 that can be fixed at an arbitrary swing angle. Therefore, the display 1 can be adjusted to an arbitrary elevation angle by loosening the bolt B2 and moving the plate-like members 8 and 8 by moving the plate-like members 8 and 8 by holding the second rod-like member 7 in the front-rear direction. It can be done. FIG. 11 shows a tilted posture that is tilted to the maximum extent, and shows a tilted posture that is positioned forward as the upper end side. After the angle adjustment, the display 1 can be fixed at the swing position by tightening the bolt B2.

As shown in FIG. 1, the lift device A is detachably attached to a wire 10 (which may be a rope) that is a pulling member for pulling up the display 1 and the suspension support member P, and the wire 10 A connecting part 11 to which the tip end side of the connecting part 11 is connected, and a fixed side member 14 provided with two upper pulleys 12 and 13 for moving and guiding the wire 10 wound and returned from the connecting part 11 to the lower display 1 side; The movable side having two lower pulleys 15 and 16 fixed to the back surface of the display 1 and wound around the wire 10 from the connecting portion 11 and delivered to the upper pulleys 12 and 13 of the fixed side member 14. Member 17 and pulling the display 1 in a state in which the display 1 is maintained in a forward tilted posture in which the upper end of the display 1 is inclined at a set angle toward the front side. To increase, it is mounted the movable member 17 in position above the vertically central portion of the rear surface of the display 1.

As shown in FIGS. 2 and 3, the fixed side member 14 is a pair of openable and closable metal substantially U-shaped sandwiching members that are sandwiched and fixed to the lower end portion of the suspension support member P from the horizontal direction. And a pair of plate members 20 and 21 for rotatably supporting the upper pulleys 12 and 13 on the outer surface of the vertical plate portion of one clamping member 18, and between the plate members 20 and 21. The upper pulleys 12 and 13 are rotatably attached by bolts B3 and nuts N1, and a cylindrical member 11 which is a connecting portion for connecting and fixing one end of the wire 10 is fixed by bolts B4 and nuts N2. The clamping members 18 and 19 are pivotally connected at their one ends in the longitudinal direction via pins 22, and the ends of bolts B <b> 5 extending from the other end are screwed into pins 23 penetrated to the other end. The nut N3 is screwed and tightened to the base end of the bolt B5, so that the other clamping member 19 is swung in the direction approaching the pin 22 with respect to the one clamping member 18, thereby , 19 can be fixed to the suspension support member P sandwiched between the semicircular portions 18A, 19A. Reference numeral 18T shown in FIG. 3 is a protrusion provided on the upper semicircular portion 18A of one clamping member 18, and the fixed-side member 14 is inserted into the hole K formed in the suspension support member P shown in FIG. It is possible to reliably prevent rotation with respect to the suspension support member P.

  As shown in FIGS. 4 and 5, the movable member 17 includes a pair of left and right plate portions 24A and 24A as attachment portions fixed to the display 1, and approximately 30 degrees from the upper ends of these plate portions 24A and 24A. An inclined portion that is bent at an angle and is inclined toward the side away from the back surface of the display 1 toward the upper end side, and a gate-shaped flat plate portion 24B to which the lower pulleys 15 and 16 are fixed via bolts B6 and nuts N4. I have. 4 and 5 is an inverted L-shaped support bracket for supporting one end of the lower pulleys 15 and 16 in the direction of the axis of rotation. The upper end is fixed to the flat plate portion 24B by welding, and the lower end is bolted. It is fixed to the flat plate portion 24B by B7. Reference numeral 26 denotes a reinforcing plate. Reference numeral 27 denotes a fixing bracket for fixing the plate portions 24 </ b> A and 24 </ b> A to the rod-shaped member 4.

Therefore, as shown in FIG. 7, the display 1 having the movable side member 17 attached to the back surface is moved to the floor surface F, and the fixed side member 14 is fixed to the suspension support member P. Next, as shown in FIG. 8, the display 1 is placed in a tilted posture in which the upper end is located on the front side, and one end of the wire 10 is connected to the connecting portion 11 as shown in FIG. 9 and FIG. 1. Then, the wire 10 wound around one lower pulley 15 through the lower side and wound upward is wound around the upper pulley 12 on the same side as the lower pulley 15 through the upper side, and the wire 10 fed downward is sent to the upper portion of the upper pulley 12. The remaining lower pulley 16 on the opposite side of the pulley 12 is wound from the lower side, and the wire 10 returning upward is wound on the remaining upper pulley 13 on the same side as the lower pulley 16 through the upper side, and is shown in FIG. In this way, the display 1 is moved upward by pulling the wire 10 hanging downward downward by a manual force. As shown in FIG. 11, in a state where the display 1 is raised to a predetermined height and the fitting member 2 is externally fitted to the suspension support member P, the display 1 is installed and fixed by bolts B1. Is completed. Note that the fixed side member 14 may be removed after the work is completed, and the fixed side member 14 may be used for the next installation work. Similarly, the movable side member 17 may be removed and used for the next installation work. As described above, by raising the display 1 in a state where the display 1 is tilted forward and tilted, the adjustment range for adjusting the angle can be reduced, and the installation work can be performed more quickly. Here, the winding direction of the wire 10 wound around the upper pulleys 12 and 13 of the fixed side member 14 and the winding direction of the wire 10 wound around the lower pulleys 15 and 16 of the movable side member 17 are set to be the same. By doing so, the display 1 can be lifted in a state where the lower pulleys 15 and 16 are arranged almost directly below the upper pulleys 12 and 13, and the space for installation can be made as small as possible.

The stationary member 14 may be configured as shown in FIGS. 13 and 14. That is, one end of one clamping member 29 of the pair of left and right clamping members 28 and 29 provided with trapezoidal clamping parts 28A and 29A for sandwiching the suspension support member P in the substantially central part in the horizontal direction is connected to the other side. A pair of plate portions 30 and 31 fixed to the upper and lower ends of one end of the clamping member 28 are swingably attached via a pin 32, and the opposite end portions of the both clamping members 28 and 29 opposite to the pivot side are bolted. B7 and nut N5 can be used to tighten to the approaching side. Then, as shown in FIG. 12, a metal fitting 33, which is a connecting portion for connecting the wire 10, is inserted into the through hole 30 </ b> A formed in the upper plate portion 30 and fixed to the plate portion 30. The two pulleys 34 and 35 are suspended and supported by a pin (not shown) penetrating the pair of plate portions 30B and 30C via a U-shaped fitting (not shown).

The movable member 17 may be configured as shown in FIG. That is, the hole 36B formed at the upper end of the plate portion 36 provided with the bent portion 36A bent 180 degrees so as to be inserted into the lower end of the front wall portion 3C of the main member 3 provided on the back side of the display 1 and held. Two lower pulleys 38 and 39 are held through a metal fitting 37 and a U-shaped metal fitting 40. As shown in FIGS. 12 and 15, the wire 10 is wound, that is, after one end of the wire 10 is connected to the metal fitting 33, the lower pulley 38, the upper pulley 34, the lower pulley 39, and the upper pulley are connected. 35, and by pulling the wire 10 downward from this state, the display 1 is raised and the fitting member 2 is externally fitted to the suspension support member P as shown in FIG. The installation work is completed by connecting and fixing with bolts B1. In FIG. 12, the bent portion 36 </ b> A of the plate portion 36 is inserted into the lower end of the front wall portion 3 </ b> C of the main member 3, and the movable side member 17 is locked and held on the main member 3. Thus, the movable side member 17 can be removed from the main member 3, and when performing a plurality of installation operations, there is an advantage that the movable side member 17 can be quickly and smoothly performed as compared with the bolting shown in FIG.

  The wire 10 may be manually pulled or electrically pulled. Further, the upper pulley 12, 13, or 34, 35 of the fixed side member 14 and the lower pulley 15, 16, or 38, 39 of the movable side member 17, respectively, the groove around which the wire 10 is wound is a rotation axis of the pulley. By providing two each in the direction, the pulling operation force was reduced to ¼, but it may be provided one by one in the top and bottom to ½, or three or more in the top and bottom. It is also possible to do. In FIG. 1, two pulleys are provided in the direction of the rotation axis, but two (plurality) grooves may be formed in one rotating body.

It is the perspective view which abbreviate | omitted a part of installation apparatus of a video display apparatus. It is a perspective view of a stationary side member. It is a disassembled perspective view of a stationary side member. It is a perspective view of a movable side member. It is a disassembled perspective view of a movable side member. It is a perspective view which shows the state which suspended the video display apparatus on the suspension support member . It is explanatory drawing which shows the state just before attaching a stationary-side member to a suspension support member . It is explanatory drawing which shows the state which attached the stationary side member to the suspension support member . It is explanatory drawing which shows the state which wound the wire over the pulley of a movable side member, and the pulley of a fixed side member. It is explanatory drawing which shows the state which is pulling the wire. It is explanatory drawing which shows the state which pulled the wire and supported the video display apparatus on the suspension support member . It is the perspective view which abbreviate | omitted a part of 2nd installation apparatus of a video display apparatus. It is a perspective view of the 2nd fixed side member. It is a disassembled perspective view of the 2nd stationary member. It is explanatory drawing which shows the state just before lifting a video display apparatus with a 2nd installation apparatus. It is explanatory drawing which shows the state which pulled the wire and supported the video display apparatus on the suspension support member .

Explanation of symbols

1 Display (Video display device)
2A Flange part 2 Fitting member 3 Main member 3A, 3B Side wall 3C Front wall part 4 Bar-like member 5, 6 Sub member 7 Bar-like member 8 Plate-like member 8A Long hole 9 Bracket 10 Wire 11 Cylindrical member (connecting part)
12, 13 Upper pulley 14 Fixed side member 15, 16 Lower pulley 17 Movable side member 18 Holding member 18A Upper semicircular portion 19 Holding member 18A, 19A Semicircular portion 20, 21 Plate member 22, 23 Pin 24A, 24A Plate portion 24B Flat plate portion 28, 29 Clamping member 28A, 29A Clamping portion 30A Through hole 30 Plate portion 30B, 30C Plate portion 30, 31 Plate portion 32 Pin 33 Metal fitting 34, 35 Upper pulley 36B Hole 36 Plate portion 36A Bending portion 37 Metal fitting 38, 39 Lower pulley 40 Metal fitting A Lift device B1-B7 Bolt F Floor K Hole N1-N5 Nut P Suspension support member

Claims (4)

A video display device located on the floor side is lifted via a lift device to a suspension support member that is suspended from the ceiling, so that the fitting member provided in the video display device can be fitted and connected and fixed. An apparatus for installing the video display device, wherein the lift device is detachably attached to a pulling member for pulling up the video display device and the suspension support member, and a distal end side of the pulling member is connected. A fixed side member provided with a connecting portion and an upper pulley for moving and guiding a pulling member wound and returned from the connecting portion to the lower video display device side, and fixed to the back surface of the video display device, A movable side member having a lower pulley for winding a pulling member from the connecting portion and delivering it to the upper pulley of the fixed side member, and the upper end of the video display device is at the front In order to pull up the video display device while maintaining the forward tilted inclination posture inclined at a set angle to the side, the movable side member is attached at a position above the center in the vertical direction of the back surface of the video display device. An image display device installation device.   2. The upper pulley of the fixed side member and the lower pulley of the movable side member are each constituted by a plurality of grooves in which the pulling member is wound in the direction of the rotation axis of the pulley. The image display apparatus installation apparatus described.   The movable side member includes an attachment portion attached to the video display device, and an inclined portion extending upward from the upper end of the attachment portion and inclined toward the side away from the back surface of the video display device toward the distal end side. When the lower pulley is attached to the part and the video display device is tilted forward and the video display device is pulled up, the inclination angle of the inclined part is set so that the inclined part is in a vertical orientation The image display device installation device according to claim 1 or 2.   The winding direction of the pulling member wound around the upper pulley of the fixed side member and the winding direction of the pulling member wound around the lower pulley of the movable side member are set to be the same. An apparatus for installing the video display device according to claim 1.

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