JP6797655B2 - Display stand and display system - Google Patents

Description

The present invention relates to a display stand having a mounting structure that supports and conveys a display and is detachable from a table.

In recent years, in meetings and meetings, it is becoming common to prepare a display for presentation on the upper surface of a table placed in a conference room or a meeting corner, or right next to it, and proceed with the meeting while looking at the screen. .. The display is mounted on a support device with casters and is movable. For example, Patent Document 1 describes a display support device having a horizontal base plate and long legs erected on the base plate, and a display is attached to the upper portion thereof. This display support device is provided with casters on the lower surface of the base plate so as to be movable on the floor surface.

Further, in Patent Document 2, a rack table having the same shape and a caster support plate are arranged vertically in parallel, and four corners thereof are supported by long upright legs, and casters are provided at the lower part of each leg. A mobile display support device with a display fixed to a rack table at the top is described.

Japanese Unexamined Patent Publication No. 2001-154605 Japanese Unexamined Patent Publication No. 2006-303835

Since the display support device described in Patent Documents 1 and 2 has a structure for integrally supporting the display, the structure, mainly the leg portion, is robust and large-scale to ensure stability, for example, for movement. If the display is moved to the side of the table due to the structure with front and rear casters, the casters will enter the space under the table and the place for the feet of the members sitting next to the display will be restricted. There is.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a compact display stand that enables a display to be fixed to a table and can be moved between tables.

The display stand according to the present invention has a stand portion having casters and feet that come into contact with the floor surface at the lower end of a leg portion having a uniaxial shape in a side view, and a suitable position in the vertical direction of the leg portion. It is provided with a table fixing portion fixed to the table attached to the extending side of the foot portion in a side view, and a display supporting portion provided on the table fixing portion to support the display.

According to the present invention, it is possible to freely move between tables by the casters of the stand portion. Further, the display can be fixed to the table via the table fixing portion, and the display is stably supported, so that the overall structure can be made compact. Further, since the display is stably supported, it can be applied to a large size display of, for example, 30 to 55 inches or more. The table includes various tables, tables, shelves, etc., regardless of the intended use.

Further, the legs are tilted toward the casters in a side view, and the position of the entire center of gravity in a state where the display is supported is set between the casters and the tips of the feet in a side view. It is characterized by being. According to this configuration, since the stand can be in an independent posture when it is stationary, it can be temporarily in an independent posture during movement and when it is stored, and it becomes a stand with high operability.

Further, the present invention is characterized in that it includes a mounting member for detachably mounting the stand portion and the table fixing portion. According to this configuration, the space around the table can be effectively utilized by removing the stand portion as needed while the display is fixed to the table. In addition, the space of the meeting corner can be saved accordingly. Further, when the stand portion is removed, the user's legs are not inadvertently caught on the stand portion.

Further, the mounting member adjusts the mounting position of the stand portion and the table fixing portion in the height direction. According to this configuration, the display can be fixed to various tables having different heights.

Further, the leg portion is a columnar body, and the mounting member is characterized in that the leg portion can be rotated around an axis. According to this configuration, by changing the direction and position of the foot of the leg, it becomes easier to use because the place for the user's foot is secured.

Further, the leg portion is a plate-shaped body, and the casters are provided at two positions on the left and right sides of the plate-shaped body. According to this configuration, stability in the left-right direction is improved.

Further, the present invention is provided with a changing portion for changing at least one of the fixed position and the swing angle of the display supporting portion with respect to the table. According to this configuration, the installation position and orientation of the display can be adjusted according to the size of the table, the number of users, and the like, so that the table can be effectively used and the convenience of use can be obtained.

Further, the legs are characterized in that the lower end side is set in an inclined posture toward the table fixing portion side in a state where the stand portion is upright on the floor surface. According to this configuration, it is possible to prevent the user's legs from being inadvertently caught on the stand portion.

According to the present invention, there is provided a compact display stand that allows a display to be fixed to a table and can be moved between tables.

It is a block diagram of the display stand which concerns on 1st Embodiment of this invention, (a) is a side view, (b) is a rear view. It is a side view which shows the attachment relationship between the display stand and a table of FIG. 1, (a) is a figure of the state which was attached to a table, and (b) is a figure of the state which the stand part was removed. It is a side view which shows the posture of the display stand of FIG. 1, (a) is the figure in the state which it stands still on the floor surface, and (b) is the figure which is being conveyed. A side view for explaining the height adjustment between the display stand and the table, (a) is a view when lowering the table fixing portion of the display stand, and (b) is a view in which the heights of the display stand and the table are matched. Is. In the configuration diagram of the display stand according to the second embodiment of the present invention, (a) is a plan view, (b) is a plan view when the stand portion is rotated by 90 degrees, and (c) is a rotation of the stand portion. The front rear view, (d) is a plan view which shows the structure of the stand part. A partial side sectional view for explaining the positional relationship between the display and the table, (a) is a view in which the display is in the normal position, and (b) is a view in which the display is moved toward the edge of the table. Is. In the figure for explaining the swing of the display, (a) is a partial side view in a normal posture, (b) is a display on a table, and (a) is rotated 90 degrees to the right around a vertical axis. A partial side view of the state, (c) is a partial side view of the state rotated 90 degrees to the left about the vertical axis with respect to (a). It is a block diagram of the display stand which concerns on 3rd Embodiment of this invention, (a) is a side view, (b) is a rear view. It is a structural drawing which shows the other embodiment of the fixed operation member. It is a side view which shows the modification of the display stand of this invention, (a) is the figure which supported the PC control part, (b) is the figure which shows the use example which can perform short-distance communication.

As shown in FIG. 1, the display stand 1 according to the first embodiment of the present invention is attached to a stand portion 10 arranged in the vertical direction and an intermediate position in the vertical direction of the stand portion 10 and is fixed. It includes a table fixing portion 20 that is detachably fixed to the table 91 by a member 30, and a display supporting portion 40 that is attached to the table fixing portion 20 and supports the display D.

As shown in FIG. 1A, the stand portion 10 is a pair of a leg portion 11 having a uniaxial shape in a side view and a pair attached to the lower end portion of the leg portion 11 and axially supported by an axis parallel to the side surface direction. It has a caster 12 of the above, and a foot portion 13 attached to the lower part of the leg portion 11 and extended to the opposite side (left side of FIG. 1A) from the caster 12 with the leg portion 11 interposed therebetween.

In the first embodiment, the leg portion 11 is formed in a plate shape. That is, the legs 11 are the crosspieces 11b, 11c, 11d that connect the pair of columns 11a arranged in parallel at a predetermined interval and the columns 11a arranged in parallel at a predetermined interval in the vertical direction. And a fixing plate 11e arranged between the crosspiece 11c and the crosspiece 11d. The fixing plate 11e is provided with a plurality of parallel elongated holes 11f having predetermined dimensions on the left and right, here two elongated holes 11f.

The table fixing portion 20 sandwiches and fixes the table 91 from the upper and lower sides. For example, the table-shaped body is formed by bending, and the upper plate portion 21 and the lower plate portion 23 parallel to each other, and the connecting plate portion between them. Has 22. The connecting plate portion 22 is formed with screw holes 22a at a predetermined distance in the left-right direction. The screw holes 22a are formed at positions facing the two elongated holes 116, and the table fixing portion 20 and the stand portion are formed by tightening or removing the screws 51 constituting the mounting portion 50 via the fixing plate 11e. Fasten or remove with 10. Further, the height of the table fixing portion 20 can be adjusted in the vertical direction, that is, within the range where the screw hole 22a faces the elongated hole 11f.

A display support portion 40 is attached to the upper plate portion 21 of the table fixing portion 20. The display support portion 40 includes a substrate portion 41 supported by the upper plate portion 21 of the table fixing portion 20, and a support portion 42 for attaching the display D by using a known connector or the like. The substrate portion 41 and the support portion 42 are set at a predetermined angle, and the screen of the display D is oriented substantially horizontally.

The fixing operation member 30 attaches or detaches the table fixing portion 20 to or from the plate-shaped table 91. The fixing operation member 30 presses a screw 31 screwed into a female screw hole (not shown) formed in the lower plate portion 23, a knob portion 32 of the head of the screw 31, and a tip portion (upper end portion). It is provided with a plate 33. By turning the knob portion 32, the pressing plate 33 moves up and down to change the gap distance between the upper plate portion 21 and the pressing plate 33, and the table 91 is sandwiched or loosened between them (FIG. 2). reference). By fixing the table fixing portion 20 to the table 91, it is possible to prevent the display D from shaking or falling even if it is touched for operation.

In the figure, P _G indicates the gravity center position in the horizontal plane of the stand for a display 1. The center of gravity position P _G becomes between the tip 13a of the caster 12 and the foot portion 13, by setting the range indicated by the symbols L, without hands, enabling self-standing at rest. The caster 12 and the tip portion 13a of the foot portion 13 come into contact with the floor FL, and the independent posture is stably maintained. The foot portion 13 is not flat and has a downward gradient running from the base portion to the tip portion, while the tip portion 13a side is curved upward, whereby, for example, the movement in the left-right direction of FIG. 1A. Occasionally, it is prevented from being caught unnecessarily with the floor FL.

As shown in FIG. 2A, the display D and the stand portion 10 are attached to the table 91 in a fastened state. In this state, the foot portion 13 of the stand portion 10 may enter the space under the table 91 and the space inside the leg 92 of the table, so that the space for the feet of the conference members may be narrowed. Therefore, after attaching the display D to the table 91, by turning the screw 51 and removing the stand portion 10 from the table fixing portion 20, the space under the table 91 is opened as shown in FIG. 2 (b). .. In addition, since the stand portion 10 can be removed from the table fixing portion 20, a meeting can be held even in a narrow space. When the position of the center of gravity of the stand portion 10 is set between the caster 12 and the tip portion 13a of the foot portion 13, the independent posture is maintained only by the stand portion 10.

Figure 3 is for explaining the posture state of the stand for the display 1, as described in FIG. 1 (a), the overall center-of-gravity position P _{G (a)} is a front end portion 13a of the caster 12 and the foot 13 Because it is between the two, it can stand on its own while stationary. You can let go even if you pause in the middle of the move. On the other hand, when moving, the upper end of the leg portion 11 is grasped by the hand HA, and the caster 12 pulls the leg portion 11 at a slight angle in the moving direction (see the arrow in FIG. Smooth movement is possible. By making it movable in this way, it can be freely moved between tables or moved to another conference room and attached to the table where the conference is scheduled to be held, and the small number of display stands 1 can be used for various meetings, etc. Can be effectively used in. In this case as well, since the tip portion 13a is bent upward, unnecessary catching is suppressed even when the mat is laid on the floor FL, for example.

FIG. 4 is a diagram illustrating height adjustment. Since the height of the table 91 to which the display stand 1 is attached is not always constant, the height of the upper plate portion 21 of the table fixing portion 20 may not match the height of the table 91. As shown in FIG. 1B, the height of the table fixing portion 20 can be adjusted in the vertical direction, that is, within the range where the screw holes 22a face the elongated holes 11f of the fixing plate 11e. With the screws 51 loosened, the upper plate portion 21 of the table fixing portion 20 is adjusted to the same height as the table 91, and the screws are tightened again to enable mounting. When the height adjustment is completed, the display stand 1 may be moved to insert the table fixing portion 20 into the table 91, and in that state, the knob portion 32 may be turned to tighten the table.

FIG. 5 is a configuration diagram of a display stand according to a second embodiment of the present invention. In the second embodiment, the leg 110 is composed of a columnar body 111. In the side view, the columnar body 111 is tilted and upright as in FIG. As shown in the plan view of FIG. 5D, a caster 12 is provided at the lower end of the columnar body 111, and a bifurcated foot portion 113 extending from the lower end to the opposite side of the columnar body 111 along the floor FL is provided. Has been done.

The columnar body 111 is attached to and detached from the connecting plate portion 22 via the attaching portion 150 at a height position corresponding to the connecting plate portion 22 of the table fixing portion 20. The mounting portion 150 includes a plate-shaped body 151 facing the connecting plate portion 22. Bent portions 152 forming dents on the top and bottom are formed at intermediate positions on the left and right of the plate-shaped body 151, and mounting holes 153 are formed on both the left and right sides thereof. The plate-shaped body 151 is attached to the connecting plate portion 22 by tightening the mounting holes 153 with screws. Further, a screw hole in which a female screw is formed is formed in the bent portion 152, and the screw 51 is screwed into the screw hole in a state where the columnar body 111 is fitted into the recess of the bent portion 152. As a result, the columnar body 111, that is, the leg portion 110 is attached to the table fixing portion 20.

In FIGS. 5A and 5C, the bifurcated foot 113 enters the space under the table 91 to limit the place where the user's foot is placed. Therefore, with the display stand attached to the table 91, the screw 51 screwed to the bent portion 152 is loosened, and the columnar body 111 is rotated counterclockwise by, for example, 90 degrees as shown in FIG. 5 (b). Therefore, by changing the position of the foot portion 113 to the vicinity immediately below the display D (shown by the alternate long and short dash line in FIG. 5B), it is possible to secure a place for the feet of the member sitting next to the display. It is also possible to rotate 90 degrees or more, for example to the opposite side.

6A and 6B are views for explaining the positional relationship between the display D and the table 91. FIG. 6A shows a case where the display D is in the normal position, and FIG. 6B shows a case where the display D is moved toward the end side of the table 91. is there. In FIG. 6, a part of the upper plate portion 21 is cut out in two steps in the thickness direction. The first stage on the lower stage side is a notch 21a, and the second stage is a notch 21b smaller than the notch 21a on the upper stage side. Further, the substrate portion 41 of the display support portion 40 is provided with a through hole 41a in the vertical direction and, for example, a circular recess 41b having a required thickness on the upper surface side.

The changing portion 60 engages with the upper plate portion 21 and the substrate portion 41 so that the mounting position of the display D with respect to the table 91 can be changed. The changing portion 60 includes a shaft portion 61 having a thread formed on the surface penetrating the through hole 41a and the notch 21b, and an operation knob portion 62 which is made screwable to the upper portion of the shaft portion 61 and has a female screw formed. , A slide member 63 at the bottom of the shaft portion 61 is provided. A pressing plate 64 fitted in the circular recess 41b is arranged below the operation knob 62.

The slide member 63 is engaged with the notch 21a. The slide member 63 is movable in the left-right direction of FIG. 6 within the range of the notch 21a. The notch 21b is bored so that the shaft portion 61 can move within the range in which the slide member 63 moves.

In the above configuration, when the operation knob portion 62 is loosened as shown by the arrow indicating rotation in FIG. 6A, the pressing force between the pressing plate 64 and the circular recess 41b disappears, and the substrate portion 41 has a broken line. As indicated by the arrow, it is ready to move to the right (or to the left). Therefore, when the operation knob portion 62 is tightened while the substrate portion 41 is moved to the right side as shown in FIG. 6B, that is, with the display D close to the right end of the table 91, the substrate portion 41 becomes the upper plate portion. It is fixed at 21. As a result, the upper surface of the table 91 becomes wider than that in FIG. 6A, and more effective space is secured.

Further, as shown in FIG. 7, by turning the substrate portion 41 around the shaft portion 61 in a state where the operation knob portion 62 is loosened, the display D can be swung in an appropriate direction. FIG. 7 (a) shows a state of a normal posture as shown in FIG. 6 (a), for example. 7 (b) shows a state in which the substrate portion 41 is turned 90 degrees to the right from FIG. 7 (a), and FIG. 7 (c) shows a state in which the substrate portion 41 is turned 90 degrees to the left. .. In this way, the display D can be oriented in a required horizontal direction.

FIG. 8 is a configuration diagram of a display stand according to a third embodiment of the present invention. In the third embodiment, as shown in FIG. 8A, the display support portion 140 includes a substrate portion 141 and a support portion 142. The support portion 142 has a known engagement shape with the display D on the upper side, and is formed of a single plate material having a curved shape in a side view, or a pair of left and right plate materials, a pipe material, or the like, and has a lower end. The side is attached to the substrate portion 141. Further, as shown in FIG. 8B, three elongated holes 11f are formed in the fixing plate 11e, and two upper and lower screws 51 are attached to each elongated hole 11f.

FIG. 9 is a structural diagram showing another embodiment of the fixing operation member to the table 91. The fixing operation member 130 shown in FIG. 9 is a toggle clamp type lock member, and is attached to an appropriate position of the table fixing portion 20, for example, a lower portion of one end of the upper plate portion 21. The fixed operation member 130 includes an operation lever 131 and an action unit 132, and a clamp mechanism is provided between them. By rotating the operating lever 131 around the axis of the base end, the acting unit 132 applies or releases a pressing force to the lower surface of the table 91. When the rotation angle of the operating lever 131 of the fixed operating member 130 exceeds the neutral point at a position near the contact of the acting portion 132 with the lower surface of the table 91, the fixed operating member 130 is moved to the table 91 side by a spring or the like (not shown) as is known. It is configured so that the working force is maintained.

As the fixing operation member, in addition to the fixing operation members 30 and 130, various fastening members can be adopted as long as they have a detachable structure.

FIG. 10 is a side view showing a modified example of the display stand of the present invention. FIG. 10A shows a control unit 82 for a personal computer to which a power cord 81 is connected, which is an appropriate position in the height direction of the stand unit 10 and is lower than a normal table 91. .. Since the control unit 82 is deployed, it is possible to have a meeting using a personal computer at any time. Further, in FIG. 10B, the portable information processing terminal 83 is made available via the power cord 81. Information communication is possible between the short-range communication unit provided in the portable information processing terminal 83 and the short-range communication unit provided in the display D.

The embodiment does not provide a configuration for changing the screen of the display D on a vertical surface, but as a fourth embodiment, for example, a tilt mechanism is provided on the substrate portions 41 and 141 with respect to the upper plate portion 21. The inclination angle of the substrate portions 41 and 141 may be changed.

Further, in the above-described embodiment, the knob is rotated as a fixing operation member, and the table fixing portion 20 and the table 91 are fastened by using the toggle clamp type, but the operation lever is rotated. Various known locking members that simply lock and unlock the lock may be adopted.

In the above embodiment, the table fixing portion 20 is sandwiched and fixed from the upper limit side of the table 91, but the present invention is not limited to this, and for example, the table 91 and the legs 92 may be used for fixing.

Also, the description of the embodiments described above should be considered to be exemplary in all respects and not restrictive. The scope of the present invention is indicated by the scope of claims, not by the above-described embodiment. Furthermore, the scope of the present invention is intended to include all modifications within the meaning and scope equivalent to the claims.

1 Display stand 10 Stand part 11 Leg part 12 Caster 13 Foot part 20 Table fixing part 30, 130 Fixing operation member 40 Display support part 50, 150 Mounting part (mounting member)
51 screws (mounting member)
60 Change part 91 Table D display

Claims (6)

At the lower end of the leg, which has a uniaxial shape when viewed from the side, a stand with casters and feet that come into contact with the floor, and a stand.
A table fixing portion fixed to the table, which is an appropriate position in the vertical direction of the leg portion and is attached to the extending side of the foot portion in a side view.
A display support portion that supports the display and a display support portion provided on the table fixing portion .
A mounting member that detachably attaches the stand portion and the table fixing portion,
Equipped with a,
The mounting member is a display stand that adjusts the mounting position of the stand portion and the table fixing portion in the height direction . The display stand according to claim 1 , wherein the leg portion is a columnar body having the uniaxial shape , and the mounting member is capable of rotating the leg portion around the axis of the uniaxial shape. .. The display stand according to claim 1 or 2 , wherein the legs are plate-shaped bodies, and the casters are provided at two positions on the left and right sides of the plate-shaped body. The display stand according to any one of claims 1 to 3 , further comprising a changing portion for changing at least one of a fixed position and a swing angle of the display supporting portion with respect to the table. Any of claims 1 to 4 , wherein the leg portion is set in a posture in which the lower end side is inclined toward the table fixing portion side in a state where the stand portion is upright on the floor surface. The display stand described in. A display system including the display stand according to any one of claims 1 to 5 and the display.
The legs are tilted toward the casters in a side view, and the position of the entire center of gravity in a state where the display is supported is set between the casters and the tips of the feet in a side view. A display system that features that.

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