JP7263931B2 - table equipment - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a table device capable of forming a table surface with a plurality of flat plate portions.

Patent Document 1 describes a technique related to the table device described above. As shown in FIG. 23, the table device 100 described in Patent Document 1 includes a base-shaped carriage portion 102, a column portion 104 erected in the center of the carriage portion 102, and an upper end portion of the column portion 104 that A pair of left and right flat plate portions 105a and 105b are rotatably connected to each other. Between the pair of left and right flat plate portions 105a and 105b and the strut portion 104, there is a link mechanism 107 that supports the flat plate portions 105a and 105b so that their postures can be changed between a horizontally unfolded state and a vertically folded state. is provided. As a result, it can be moved to a place of use by the carriage part 102, unfolded and used as a table, and can be folded vertically for storage after use.

Japanese Utility Model Laid-Open No. 62-145526

In the above-described table device, the pair of left and right flat plate portions 105a and 105b can only be used in two patterns, that is, the state in which they are horizontally unfolded and the state in which they are vertically folded. For this reason, for example, the flat plate portions 105a and 105b cannot be used by obliquely slanting them, or by raising and lowering them. Therefore, the degree of freedom in using the table is low.

The present invention has been made to solve the above problems, and the problem to be solved by the present invention is to configure a plurality of flat plate portions that constitute the table surface so that they can be lifted, slid, and adjusted in angle. , to improve usability of the table device.

The above problems are solved by each invention. A first invention is a table device capable of forming a table surface with a plurality of flat plate portions, wherein a first flat plate portion and a second flat plate portion forming the table surface are arranged in a direction along the table surface. A slide mechanism for sliding, an angle adjustment mechanism for adjusting the angle between the first flat plate portion and the second flat plate portion with respect to the horizontal plane, and an elevating mechanism for raising and lowering the first flat plate portion and the second flat plate portion and a post that supports the slide mechanism, the angle adjustment mechanism, and the elevating mechanism, the post being supported by a turning mechanism that turns the post about an axis, and the slide mechanism a third flat plate portion closing the space between the first flat plate portion and the second flat plate portion when the first flat plate portion and the second flat plate portion slide in the direction of separation from each other by , the first flat plate portion, the second flat plate portion, and the third flat plate portion are supported by the top plate portion, and the top plate portion is connected to the post in a state in which the angle can be adjusted by the angle adjustment mechanism. It is

According to the present invention, the inclination angle of the table surface (surfaces of the first flat plate portion and the second flat plate portion) can be changed by the angle adjusting mechanism according to the purpose of use of the table. Further, the table can be easily stored by changing the first and second flat plate portions from the horizontal state to the vertical state by the angle adjusting mechanism. In addition, the shape of the table can be changed according to the purpose of use by separating or connecting the first flat plate portion and the second flat plate portion forming the table surface by the slide mechanism. can. Furthermore, the elevation mechanism can be used to adjust the height of the table surface and change the height of the flat plate during storage. Therefore, the usability of the table device is improved.
In addition, since the pillar that supports the slide mechanism, the angle adjustment mechanism, and the lifting mechanism can be rotated by the rotation mechanism, the orientation of the table can be changed after changing the posture, etc., further improving usability.
Furthermore, since the third flat plate portion closing the space between the first flat plate portion and the second flat plate portion is provided, the area of the table surface can be changed.

A second invention is a table device capable of forming a table surface with a plurality of flat plate portions, wherein a first flat plate portion and a second flat plate portion forming the table surface are arranged in a direction along the table surface. A slide mechanism for sliding, an angle adjustment mechanism for adjusting the angle between the first flat plate portion and the second flat plate portion with respect to the horizontal plane, and an elevating mechanism for raising and lowering the first flat plate portion and the second flat plate portion and a post that supports the slide mechanism, the angle adjustment mechanism, and the elevating mechanism, the post being supported by a turning mechanism that turns the post about an axis, and the slide mechanism a third flat plate portion closing the space between the first flat plate portion and the second flat plate portion when the first flat plate portion and the second flat plate portion slide in the direction of separation from each other by , a monitor is provided at a position corresponding to the table surface of the first flat plate portion, the second flat plate portion, and the third flat plate portion, and the slide mechanism and the angle adjustment are performed based on an input signal from the monitor. A mechanism, an elevating mechanism, and a turning mechanism operate .

According to the third invention , when the first flat plate portion and the second flat plate portion form a continuous table surface, the third flat plate portion is connected to the first flat plate portion and the second flat plate portion. When the first flat plate portion and the second flat plate portion are separated to a predetermined position, the third flat plate portion is pushed up by a mechanism to push up the first flat plate portion. and the second flat plate portion are pushed up to the position of the table surface. As a result, there is no level difference on the table surface in the unfolded state, and the table surface becomes easy to use.

According to the fourth invention , the push-up mechanism includes a four-bar link mechanism and a driving section for operating the four-bar link mechanism.

According to the fifth invention , in the slide mechanism, the first flat plate portion and the second flat plate portion are separated to a predetermined position, and the third flat plate portion is pushed up to the position of the table surface by the push-up mechanism. In this state, the first flat plate portion and the second flat plate portion move toward each other, and the end surfaces of the first flat plate portion and the second flat plate portion are moved to the end surfaces of the third flat plate portion. abut on. That is, since the third flat plate portion is pushed up while the first flat plate portion and the second flat plate portion are separated from each other with a margin, the third flat plate portion can be smoothly pushed up to the position of the table surface. can be done. Further, since the slide mechanism moves the first flat plate portion and the second flat plate portion toward each other and brings them into contact with the third flat plate portion, there is no gap or the like on the table surface.

According to the sixth invention , the first flat plate portion, the second flat plate portion, and the third flat plate portion are supported by the top plate portion, and the top plate portion is angle-adjustable by the angle adjustment mechanism. is connected to the strut with

According to the seventh invention , the column is provided with two sets of top plate portions that support the first flat plate portion, the second flat plate portion, and the third flat plate portion across the axis of the column. Therefore, there are many variations in usability of the table device.

According to the eighth invention , the first and second flat plate portions of the two sets of top plate portions are provided with the first and second flat plate portions on one side and the first and second flat plate portions on the other side. A gap closing plate is provided to fill the gap with the flat plate portion, and the gap closing plate is pushed by the third flat plate portion when the third flat plate portion is pushed up to the position of the table surface by the push-up mechanism. and move to a position where the gap is filled. Therefore, no gap is generated between the first and second flat plate portions on one side and the first and second flat plate portions on the other side.

According to the ninth aspect of the invention , the two sets of top plate portions are configured to be individually angle-adjustable by separate angle adjustment mechanisms, and the driving portions of the respective angle adjustment mechanisms are connected to one end side of the column in the width direction. provided on the other end side. That is, since the driving portions of the two sets of angle adjusting mechanisms do not overlap in the thickness direction of the support (perpendicular to the width direction), the thickness of the support can be reduced.

According to the tenth invention , the lifting mechanism includes two sets of top plate portions, two sets of angle adjustment mechanisms, and the first flat plate portion and the second plate portion provided on each of the two sets of top plate portions. and the slide mechanism for sliding the flat plate portion of the column, and the driving portion of the lifting mechanism is provided at the central portion in the width direction of the column. In this way, since the drive section of the lifting mechanism is provided in the center of the column in the width direction, it does not overlap with the drive sections of the two sets of angle adjustment mechanisms, and the thickness of the column can be reduced.

According to the eleventh invention , the slide mechanism slides the first flat plate portion and the second flat plate portion provided on each of the two sets of top plate portions by a single driving portion.

According to the present invention, since the plurality of flat plate portions that constitute the table surface are configured to be vertically movable, slidable, and adjustable in angle, the usability of the table device is improved.

BRIEF DESCRIPTION OF THE DRAWINGS It is a model perspective view of a vehicle provided with the table apparatus which concerns on Embodiment 1 of this invention. It is a model perspective view of a vehicle provided with the said table apparatus. It is a perspective view showing the folding state of the said table apparatus. It is a perspective view when a support|pillar is made to turn to an original position in the folding state of the said table apparatus. FIG. 11 is a perspective view showing a state in which the front and rear flat plate portions on the left side and the first top plate portion and the front and rear flat plate portions on the right side and the second top plate portion of the table device are rotated upward to a horizontal position, as seen from below; be. It is the perspective view which looked at the state from the downward direction which made the large table by sliding the front-back flat plate part of the left side, and the front-back flat plate part of the right side in the front-back direction. It is a perspective view showing the angle adjustment mechanism of the left side of the said table apparatus. It is a perspective view showing the angle adjustment mechanism of the right side of the said table apparatus. FIG. 10 is a perspective view showing a state in which the left front and rear flat plate portions and the first top plate portion and the right front and rear flat plate portions and the second top plate portion are rotated upward to a horizontal position; FIG. 10 is a vertical cross-sectional view along the left-right direction of the top plate portion of the table device (cross-sectional view taken along line XX in FIG. 9); FIG. 10 is a vertical cross-sectional view (a cross-sectional view taken along line XI-XI in FIG. 9) along the front-rear direction of the top plate portion; FIG. 11 is a perspective view of a state in which the front and rear flat plate portions on the left side and the front and rear flat plate portions on the right side are slid in the front and rear direction to form an unfolding table, as viewed from above; It is a longitudinal cross-sectional view (XIII-XIII arrow sectional view of FIG. 12) in alignment with the left-right direction of the top-plate part of the said table apparatus. FIG. 13 is a vertical cross-sectional view (cross-sectional view taken along line XIV-XIV in FIG. 12) along the front-rear direction of the top plate portion; When the table device is made into a large table, it is a perspective view showing a mode that an intermediate plate part pushes up a flapper. FIG. 12 is a perspective view showing the relationship between the intermediate flat plate portion and the flapper in a state where the table device is a large table (enlarged view in the direction of arrow XVI in FIG. 12); It is a perspective view of the state which uses the said table apparatus as a table and a monitor. It is a perspective view of the state which uses the said table apparatus as a table and a monitor. It is a perspective view of the state using the said table apparatus as a monitor. It is a perspective view of the state using the said table apparatus as a monitor. It is a perspective view of the state using the said table apparatus as a long table. It is a perspective view of the state using the said table apparatus as a long table. It is a side view in the unfolded state of the conventional table apparatus.

[Embodiment 1]
A table device according to a first embodiment of the present invention will be described below with reference to FIGS. 1 to 22. FIG. The table device 30 according to this embodiment is a table device 30 using a flat plate portion 31 having a monitor, and is used in a vehicle interior. Here, front, rear, left, right, and up and down shown in the drawing correspond to front, rear, left, right, and up and down of the vehicle provided with the table device 30 .

<Overview of vehicle 10>
The vehicle 10 is a vehicle capable of automatic operation. In the vehicle 10, as shown in FIGS. 1 and 2, for example, in a dashboard 12 provided in the front part of the vehicle interior, there is a computer for performing automatic driving operation of the vehicle 10 and other control operations. (illustration omitted) is installed. Left and right seats 21 and 22 are installed in the passenger compartment, and a seat moving device (not shown) consisting of a forward/rearward sliding mechanism, an elevating mechanism, a rotating mechanism, etc. is provided under each of the seats 21 and 22. ing. A table device 30 is provided in the passenger compartment as shown in FIGS. 1 and 2 . Here, FIG. 1 shows a folded state of the table device 30, and FIG. 2 shows a state where the table device 30 is used as a table. 1 and 2, the windshield, roof panel, left and right doors, and the like, which constitute the passenger compartment, are omitted.

<Overview of table device 30>
As shown in FIGS. 1 and 2, the table device 30 includes a plurality of (four in this embodiment) square flat plate portions 31 that can be used as a table surface, and the orientation of the flat plate portions 31 according to the usage pattern. A plate moving device 40 (described below) for changing and repositioning. Further, as shown in FIG. 9 and the like, the flat plate portion 31 is provided with a monitor 32 at a position corresponding to the table surface. Each monitor 32 of the flat plate portion 31 is configured to be able to transmit and receive signals to and from the computer within the dashboard 12 . The computer operates based on an input signal from the dashboard 12, the monitor 32, or the like, and the flat plate moving device 40 operates, thereby moving the four flat plate portions 31 according to the application. That is, the table device 30 can be used for a variety of purposes, such as using the four flat plate portions 31 as a table or as a monitor, using some of them as a table and others as a monitor (FIGS. 12 and 12). 17 to 22).

<Overview of Flat Plate Moving Device 40 in Table Device 30>
As shown in FIGS. 3 and 4, the flat plate moving device 40 in the table device 30 includes a device base 41 fixed to the floor of the vehicle 10 and a slide table ( (not shown), and a swivel table 43 configured to be horizontally swivelable on the slide table. Further, a column 45 is coaxially erected on the swivel base 43, and an elevating mechanism 47 is provided on the column 45. As shown in FIG. Here, the position shown in FIG. 4, that is, the position where the swivel base 43 is rotated right by 90° from the position shown in FIG. 3 is the original position of the table device 30. The arrangement of the mechanisms constituting the flat plate moving device 40 will be explained.

The elevating mechanism 47 includes an elevating section 47y that elevates along the column 45, and a driving section (not shown) that is housed in the column 45 and elevates the elevating section 47y. As shown in FIGS. 4 and 5, the lifting portion 47y of the lifting mechanism 47 is formed in a substantially arrow feather-shaped vertical plate shape that protrudes forward and rearward from the side surface of the column 45. As shown in FIG. As shown in FIGS. 5 and 6, a first slide mechanism 60a is provided at the front end of the elevation section 47y, and the rear end of the elevation section 47y is provided at the upper end position of the elevation section 47y of the elevation mechanism 47. A second slide mechanism 60b is provided. The first slide mechanism 60a, as shown in FIG. 9 and the like, is a mechanism that slides the flat plate portions 31 arranged on the left and right sides of the front portion back and forth. The second slide mechanism 60b is a mechanism that operates in the opposite direction to the first slide mechanism 60a and slides the flat plate portions 31 arranged on the left and right sides of the rear portion back and forth.

The first slide mechanism 60a and the second slide mechanism 60b are configured to operate with a single drive unit (not shown). Here, the drive unit includes a screw shaft having a left-handed screw on one end and a right-handed screw on the other end, a motor that rotates the screw shaft around its axis, and second screws that are screwed into the left-handed screw and the right-handed screw, respectively. It has a first nut portion and a second nut portion. The first nut portion is connected to the slide member 62 of the first slide mechanism 60a, and the second nut portion is connected to the slide member 62 of the second slide mechanism 60b. Therefore, by operating the drive unit, the slide member 62 of the first slide mechanism 60a and the slide member 62 of the second slide mechanism 60b approach or separate from each other, as shown in FIGS. Slide back and forth to

As shown in FIG. 5, the upper surface of the slide member 62 of the second slide mechanism 60b is provided with a first hinge mechanism 63a and a second hinge mechanism 63b at the left end position and the right end position, respectively. The edges of the left and right rear flat plate portions 31 are connected by the first hinge mechanism 63a and the second hinge mechanism 63b so as to be vertically rotatable. Similarly, on the upper surface of the slide member 62 of the first slide mechanism 60a, a first hinge mechanism (not shown) and a second hinge mechanism (not shown) are provided at the left end position and the right end position, respectively. The edges of the left front portion and the right front portion of the flat plate portion 31 are connected by the first hinge mechanism and the second hinge mechanism so as to be vertically rotatable.

As shown in FIGS. 5 and 6, the left front flat plate portion 31 and the left rear flat plate portion 31 are supported from behind by a first top plate portion 35a arranged on the left side of the lifting portion 47y of the lifting mechanism 47. It is The right front flat plate portion 31 and the right rear flat plate portion 31 are supported from behind by a second top plate portion 35b arranged on the right side of the lifting portion 47y of the lifting mechanism 47. As shown in FIG. The first top plate portion 35a is configured so that the angle with respect to the horizontal plane can be adjusted by a first angle adjusting mechanism 50a arranged on the left side of the lifting portion 47y of the lifting mechanism 47. As shown in FIG. Further, the second top plate portion 35b is configured so that the angle with respect to the horizontal plane can be adjusted by a second angle adjusting mechanism 50b arranged on the right side of the lifting portion 47y of the lifting mechanism 47. As shown in FIG.

With the above configuration, the operation of the first angle adjustment mechanism 50a causes the first top plate portion 35a, the left front flat plate portion 31 and the left rear flat plate portion 31 supported by the first top plate portion 35a to be adjusted. rotates vertically about the hinge shaft of the first hinge mechanism 63a. That is, the first top plate portion 35a and the front and rear flat plate portions 31 on the left side are turned downward to be stored vertically, turned upward to a horizontal position to be used as a table, and the angle is adjusted with respect to the horizontal plane. becomes possible. Further, the operation of the second angle adjustment mechanism 50b causes the second top plate portion 35b, and the right front flat plate portion 31 and the right rear flat plate portion 31 supported by the second top plate portion 35b to move toward each other. It rotates vertically around the hinge shaft of the 2-hinge mechanism 63b. That is, the second top plate portion 35b and the front and rear flat plate portions 31 on the right side are rotated downward to be stored vertically, rotated upward to a horizontal position to be used as a table, or adjusted with respect to the horizontal plane. becomes possible.

Further, as shown in FIGS. 5 and 6, the first slide mechanism 60a and the second slide mechanism 60b operate to slide the front left and right flat plate portions 31 and the rear left and right flat plate portions 31 along the table surface. It is possible to bring them closer to each other or to separate them. Further, by operating the lifting mechanism 47, the front, rear, left, and right flat plate portions 31, the first and second top plate portions 35a and 35b, the first and second angle adjustment mechanisms 50a and 50b, the first and second The slide mechanisms 60a and 60b can be raised and lowered. Further, by rotating the swivel base 43, the support 45 rotates around the axis, and the orientation of the table device 30 can be adjusted. Furthermore, the position of the table device 30 in the vehicle interior can be changed by sliding the slide base supporting the swivel base 43 in the lateral direction with respect to the device base 41 .

<Specific Configuration of First and Second Angle Adjustment Mechanisms 50a and 50b>
As shown in FIG. 7, the first angle adjustment mechanism 50a pushes up or pulls down the central portion of the first top plate portion 35a in the left-right direction, thereby moving the first top plate portion 35a through the front and rear flat plate portions 31. 1 The hinge mechanism 63a is rotated vertically around the hinge shaft. The first angle adjustment mechanism 50a includes a first H-shaped link 51, a front driving section 52 that raises and lowers a front lower end portion 51f of the first H-shaped link 51 with respect to an elevation section 47y of the elevation mechanism 47, and the first H-shaped link 51. and a rear side guide portion 54 that guides the rear lower end portion 51e of the above so as to be vertically slidable with respect to the elevating portion 47y. The front driving portion 52 includes a screw shaft 52b erected on the front portion of the elevating portion 47y projecting forward with respect to the column 45, and a nut portion 52n screwed onto the screw shaft 52b. The screw shaft 52b is configured to be rotatable around its axis under the torque of a motor (not shown). 7 and 8, the nut portion 52n is connected to the front lower end portion 51f of the first H-shaped link 51. As shown in FIGS.

As shown in FIG. 7, the rear side guide portion 54 of the first angle adjustment mechanism 50a includes a rail portion 54y erected at the rear portion of the lifting portion 47y projecting rearward from the column 45, and along the rail portion 54y. It has a slider 54s configured to be slidable. A slider 54 s is connected to the rear lower end portion 51 e of the first H-shaped link 51 . A front upper end portion 51u and a rear upper end portion 51v of the first H-shaped link 51 are connected to the center portion of the first top plate portion 35a in the left-right direction so as to be vertically rotatable. With the above configuration, when the motor of the front driving portion 52 is driven to rotate the screw shaft 52b, the nut portion 52n moves in the axial direction (vertical direction) of the screw shaft 52b, and the front lower end portion 51f of the first H-shaped link 51 and the front lower end portion 51f move. The rear lower end portion 51e is moved up and down. As a result, the first top plate portion 35a rotates up and down around the hinge shaft of the first hinge mechanism 63a, and the angle between the first top plate portion 35a and the front and rear flat plate portions 31 can be adjusted.

As shown in FIG. 8, the second angle adjustment mechanism 50b moves the second top plate portion 35b through the front and rear flat plate portions 31 by pushing up or pulling down the center portion in the left-right direction of the second top plate portion 35b. It is a mechanism for vertically rotating the hinge shaft of the 2-hinge mechanism 63b. The second angle adjustment mechanism 50b includes a second H-shaped link 55, a rear driving section 56 for raising and lowering a rear lower end portion 55e of the second H-shaped link 55 with respect to an elevation section 47y of the elevation mechanism 47, and a second H-shaped link. A front side guide portion 58 guides the front lower end portion 51f of 55 so as to be vertically slidable with respect to the elevation portion 47y. The rear driving portion 56 includes a screw shaft 56b erected at the rear portion of the elevating portion 47y projecting rearward from the column 45, and a nut portion 56n screwed onto the screw shaft 56b. The screw shaft 56b is configured to be rotatable about its axis by receiving the rotational force of a motor (not shown), and is arranged behind the rear guide portion 54 of the first angle adjustment mechanism 50a. The nut portion 56n is connected to the rear lower end portion 55e of the second H-shaped link 55, as shown in FIGS.

As shown in FIG. 8, the front side guide portion 58 of the second angle adjustment mechanism 50b includes a rail portion (not shown) erected in front of the elevating portion 47y projecting forward with respect to the column 45, and a rail portion It has a slider 58s configured to be slidable along. A slider 58 s is connected to the front lower end portion 55 f of the second H-shaped link 55 . Here, the front guide portion 58 of the second angle adjustment mechanism 50b is arranged behind the front drive portion 52 of the first angle adjustment mechanism 50a. A front upper end portion 55u and a rear upper end portion 55v of the second H-shaped link 55 are connected to a left-right slide portion 59 provided on the second top plate portion 35b so as to be vertically rotatable.

With the above configuration, when the motor of the rear driving portion 56 is driven and the screw shaft 56b rotates, the nut portion 56n moves in the axial direction (vertical direction) of the screw shaft 56b, and the rear lower end portion 55e of the second H-shaped link 55 moves. and the front lower end portion 55f move up and down. As a result, the second top plate portion 35b rotates up and down around the hinge shaft of the second hinge mechanism 63b, and the angle between the second top plate portion 35b and the front and rear flat plate portions 31 can be adjusted. Furthermore, due to the action of the left/right slide portion 59, the connection position between the front upper end portion 55u and the rear upper end portion 55v of the second H-shaped link 55 with respect to the second top plate portion 35b moves in the left-right direction. The angle adjustment range of 35b and the like is widened. In this manner, the front driving portion 52 and the rear guide portion 54 of the first angle adjusting mechanism 50a and the front guiding portion 58 and the rear driving portion 56 of the second angle adjusting mechanism 50b are arranged in a state of being shifted forward and backward. Therefore, the thickness dimension of the lifting portion 47y of the lifting mechanism 47 can be reduced.

<Regarding the specific configuration of the first and second top plate portions 35a and 35b>
5 and 6, the first top plate portion 35a is a rectangular plate-shaped member arranged on the left side of the lifting portion 47y of the lifting mechanism 47, and is also arranged on the left side of the lifting portion 47y. The front and rear flat plate portions 31 are supported from the back side. The second top plate portion 35b is arranged on the right side of the lifting portion 47y of the lifting mechanism 47 and is a member formed symmetrically with the first top plate portion 35a. The flat plate portion 31 is supported from the back side. Since the first top plate portion 35a and the second top plate portion 35b have the same configuration, the configuration of the first top plate portion 35a will be described as a representative based on FIGS. 9 to 14. FIG.

On the flat plate portion support surface 35u (upper surface 35u) of the first top plate portion 35a, as shown in FIG. A pair of left and right sliders 65a of the first slide mechanism 60a are fixed on both left and right sides. Also, a pair of left and right sliders 65b of the second slide mechanism 60b are fixed on the left and right sides of the rear portion of the upper surface 35u of the first top plate portion 35a. As shown in FIG. 11, a pair of left and right slide rails 64 fixed to the rear surface of the front flat plate portion 31 are fitted to the pair of left and right sliders 65a of the first slide mechanism 60a so as to be slidable back and forth. are doing. A pair of left and right slide rails 64 fixed to the rear surface of the flat plate portion 31 on the rear side are fitted to the pair of left and right sliders 65b of the second slide mechanism 60b so as to be slidable back and forth. That is, the front and rear flat plate portions 31 are supported by the first top plate portion 35a through the sliders 65a and 65b and the slide rails 64 of the first slide mechanism 60a so as to be slidable back and forth.

As shown in FIG. 11, an intermediate flat plate portion 33 is accommodated in a space formed below the front and rear flat plate portions 31 on the upper surface 35u of the first top plate portion 35a. The intermediate flat plate portion 33 is a flat plate that closes the space between the front and rear flat plate portions 31 as shown in FIG. The intermediate flat plate portion 33 is formed in the shape of a square plate, and as shown in FIGS. are connected to the first top plate portion 35a.

As shown in FIGS. 10 and 13, the four-bar link mechanism 70 moves the intermediate flat plate portion 33 from the space below the front and rear flat plate portions 31 to the same height as the surfaces of the flat plate portions 31 (table surface). It is a mechanism for pushing up to The four-bar link mechanism 70 has a left link 72 and a right link 74 . The base ends of the left link 72 and the right link 74 are connected to the first top plate portion 35a so as to be vertically rotatable. It is connected to the edge of the so as to be vertically rotatable. A partial gear (not shown) is formed coaxially with the rotation center at the base end of the right link 74, and the output gear 75 of the driving section (not shown) meshes with the partial gear.

With the above configuration, when the left link 72 and the right link 74 are at the left rotation limit position as shown in FIG. It is held at the lower limit position overlapping the upper surface 35u of the top plate portion 35a. In this state, when the output gear 75 of the driving section rotates and the right link 74 rotates rightward, the left link 72 is pulled by the right link 74 via the intermediate plate portion 33 and rotates rightward. As a result, the intermediate flat plate portion 33 moves rightward (toward the center) while horizontally rising. Then, as shown in FIG. 13, when the intermediate flat plate portion 33 rises to the same height position (upper limit position) as the surfaces of the front and rear flat plate portions 31, the driving portion stops.

<Regarding the flat plate portion 31 and the intermediate flat plate portion 33>
As shown in FIG. 9 and the like, the four flat plate portions 31 on the front, rear, left, and right sides are formed to have the same configuration and symmetrical to each other. Further, the front and rear flat plate portions 31 are formed symmetrically in the front-rear direction. Therefore, the configuration of the left flat plate portion 31 will be described as a representative. As shown in FIGS. 9 and 10, the flat plate portion 31 includes a flat plate body portion 310, an inclined plate portion 312 bent downward by about 45° at the right end position of the flat plate body portion 310, and an inclined plate portion. 312 and a strip-shaped flapper 313 superimposed on the surface of 312 . A monitor housing recess (not shown) is formed on the surface of the flat plate body portion 310 of the flat plate portion 31, and the monitor 32 is fitted in the monitor housing recess. Moreover, as shown in FIG. A cutout portion 310c is formed. The center of the left edge of the intermediate flat plate portion 33 housed under the front and rear flat plate portions 31 is exposed through the notch portion 310c of the front and rear flat plate main portions 310 .

In the front and rear flat plate portions 31, the edges of the inclined plate portions 312 are connected to a first hinge mechanism 63a provided on the upper surface of the slide member 62, as shown in FIG. 10 and the like. Here, since the flat plate portion 31 is provided with the inclined plate portion 312, for example, when the left flat plate portion 31 is in a horizontal state and the right flat plate portion 31 is further rotated upward from the horizontal state, the left and right The rotation center sides of the flat plate portions 31 do not interfere with each other (see FIG. 17). As shown in FIGS. 10 and 13, the flapper 313 is connected to a boundary position between the flat plate body portion 310 and the inclined plate portion 312 of the flat plate portion 31 so as to be vertically rotatable. As shown in FIG. 13, the flapper 313 straddles the inclined plate portion 312 and closes the gap between the left and right flat plate main portions 310 in a state where the flat plate main portions 310 of the left and right flat plate portions 31 are rotated to a horizontal position. do the work

As described above, the intermediate flat plate portion 33 is a flat plate that closes the space between the front and rear flat plate portions 31. As shown in FIGS. It has Here, the input/output device 33k of the intermediate flat plate portion 33 is provided at a position exposed from the notch portion 310c of the front and rear flat plate body portions 310, as shown in FIG. As shown in FIGS. 15 and 16, the front and rear end surfaces of the intermediate flat plate portion 33 are provided with flappers when the intermediate flat plate portion 33 moves upward and toward the center by the action of the four-bar link mechanism 70. A push-up pin 33p is formed to push up 313 to the position of the table surface. 15 and 16 show only the push-up pin 33p on the front end face of the intermediate plate portion 33. As shown in FIG.

<Regarding the mode of use of the table device 30>
<Large table>
As shown in FIG. 4, when the table device 30 folded at the original position is used as a large unfolded table as shown in FIG. Alternatively, the input/output device 33k of the intermediate plate portion 33 is operated. As a result, the first angle adjusting mechanism 50a and the second angle adjusting mechanism 50b of the plate moving device 40 are operated. That is, the front driving portion 52 and the rear guide portion 54 of the first angle adjusting mechanism 50a raise the front lower end portion 51f and the rear lower end portion 51e of the first H-shaped link 51 as shown in FIG. , the front upper end portion 51u and the rear upper end portion 51v of the first H-shaped link 51 push up the first top plate portion 35a. As a result, the first top plate portion 35a and the left front and rear flat plate portions 31 supported by the first top plate portion 35a are aligned as shown in FIG. move up around

8, the rear drive portion 56 and the front guide portion 58 of the second angle adjustment mechanism 50b raise the front lower end portion 55f and the rear lower end portion 55e of the second H-shaped link 55. , the front upper end portion 55u and the rear upper end portion 55v of the second H-shaped link 55 push up the second top plate portion 35b. As a result, the second top plate portion 35b and the right front and rear flat plate portions 31 supported by the second top plate portion 35b are aligned as shown in FIG. move up around Then, as shown in FIG. 9, the operations of the first angle adjusting mechanism 50a and the second angle adjusting mechanism 50b are stopped in a state in which the flat plate body portions 310 of the left and right flat plate portions 31 are horizontal. Here, when it is necessary to adjust the height of the table surface, the elevation unit 47y of the elevation mechanism 47 of the plate moving device 40 moves up and down to adjust the height of the table surface. Further, the orientation of the table can be adjusted by horizontally rotating the swivel base 43 of the flat plate moving device 40 .

Next, the driving portions of the first slide mechanism 60a and the second slide mechanism 60b of the plate moving device 40 are operated. As a result, as shown in FIG. 6, the slide member 62 of the first slide mechanism 60a and the slide member 62 of the second slide mechanism 60b are slid away from each other. That is, the slide member 62 of the first slide mechanism 60a slides forward, and the slide member 62 of the second slide mechanism 60b slides backward. As a result, the left and right front plate portions 31 connected via the slide member 62 of the first slide mechanism 60a, the first hinge mechanism 63a, and the second hinge mechanism 63b are formed into the first top plate portion 35a and the second top plate portion 35a, respectively. It slides forward with respect to the portion 35b. Further, the left and right rear plate portions 31 connected to the slide member 62 of the second slide mechanism 60b via the first hinge mechanism 63a and the second hinge mechanism 63b are the first top plate portion 35a and the second top plate portion 35b. (see FIGS. 6 and 12). Then, in a state where the front flat plate portion 31 and the rear flat plate portion 31 are separated by a predetermined distance (larger size than the intermediate flat plate portion 33), the driving portions of the first slide mechanism 60a and the second slide mechanism 60b are operated. Stop.

Next, by operating the driving portion of the four-bar link mechanism 70 between the first top plate portion 35a and the second top plate portion 35b, as shown in FIGS. rises to the same height position as the table surface of the front and rear flat plate portions 31 . That is, in the left first top plate portion 35a, the right link 74 is rotated to the right by the operation of the driving portion of the four-bar link mechanism 70, and the left link 72 is pulled by the right link 74 via the intermediate plate portion 33. to the right. As a result, the intermediate flat plate portion 33 moves rightward (toward the center) while horizontally rising. In addition, in the second top plate portion 35b on the right side, the driving portion of the four-bar link mechanism 70 operates so that the intermediate flat plate portion 33 moves leftward (toward the center) while horizontally rising. 15 and 16, the intermediate flat plate portion 33 moves toward the center while rising horizontally, so that the push-up pin 33p of the intermediate flat plate portion 33 moves the flapper 313 of the flat plate portion 31 horizontally. position. As a result, as shown in FIG. 12, the gap between the flat plate body portions 310 of the left and right flat plate portions 31 is closed. At this stage, a certain gap exists between the front and rear flat plate portions 31 and the intermediate flat plate portion 33 .

Here, the intermediate flat plate portion 33 moves toward the center while horizontally rising due to the action of the four-bar link mechanism 70. Therefore, as shown in FIG. is continuous with the left end surfaces of the notch portions 310c of the front and rear flat plate portions 31. As shown in FIG. Further, the right end surface of the right intermediate flat plate portion 33 on the input/output device 33k side is continuous with the right end surface of the notch portion 310c of the front and rear flat plate portions 31 . Next, the first slide mechanism 60a and the second slide mechanism 60b operate in a direction to bring the slide members 62 closer to each other, so that the end surfaces of the front and rear flat plate portions 31 come into contact with the end surfaces of the intermediate flat plate portion 33. The gap between the flat plate portion 31 and the intermediate flat plate portion 33 is closed, and the table device 30 becomes an unfolded large table as shown in FIG.

<Use as a table and monitor>
When the table device 30 is used as a table and a monitor, as shown in FIG. 17, the flat plate body portions 310 of the left and right flat plate portions 31 are placed horizontally as shown in FIG. The two-angle adjustment mechanism 50b operates. That is, the left/right slide portion 59 (see FIG. 8) of the second angle adjustment mechanism 50b operates, and the front upper end portion 55u and the rear upper end portion 55v of the second H-shaped link 55 move leftward (toward the center). As a result, the second H-shaped link 55 further rotates in the upright direction, and the second top plate portion 35 b and the right front and rear flat plate portion 31 supported by the second top plate portion 35 b are moved to the second position of the slide member 62 . 2 moves upward around the hinge shaft of the hinge mechanism 63b (see FIG. 6). Thereby, the table device 30 can be used as a table and a monitor as shown in FIG. If it is desired to arrange the monitors 32 side by side in the lateral direction of the vehicle 10, adjustment is possible by horizontally rotating the swivel base 43 of the plate moving device 40. FIG. By operating the first slide mechanism 60a and the second slide mechanism 60b of the flat plate moving device 40 and the four-bar link mechanism 70, the table and monitor can be used in an unfolded state as shown in FIG. be possible.

<Use as a monitor>
The table device 30 can also be used as a monitor, as shown in FIG. That is, by equalizing the inclination angles of the left and right flat plate portions 31 by the first angle adjusting mechanism 50 a and the second angle adjusting mechanism 50 b , all the front, rear, left, and right flat plate portions 31 can be used as the monitor 32 . The orientation of the monitor 32 can be adjusted by horizontally rotating the swivel base 43 of the plate moving device 40 . Further, by operating the first slide mechanism 60a and the second slide mechanism 60b of the flat plate moving device 40 and the four-bar link mechanism 70, the monitor 32 can be used in an unfolded state as shown in FIG. become.

<Use as a long table>
The table device 30 can also be used as a long table, as shown in FIG. That is, one of the left and right flat plate portions 31 is rotated to a horizontal position by the first angle adjustment mechanism 50a and the second angle adjustment mechanism 50b, and the other is held at the retracted position, whereby the table device 30 is used as a long table. Available. By horizontally rotating the swivel base 43 of the flat plate moving device 40, the longitudinal direction of the table can be adjusted. Further, by operating the first slide mechanism 60a and the second slide mechanism 60b of the flat plate moving device 40 and the four-bar link mechanism 70, the long table can be further extended in the longitudinal direction for use as shown in FIG. it becomes possible to

<Correspondence between the terms of the table device 30 according to the first embodiment and the terms according to the present invention>
The swivel base 43 of the table device 30 corresponds to the swivel device of the present invention. Further, the front and rear flat plate portions 31 correspond to the first flat plate portion and the second flat plate portion of the present invention, and the intermediate flat plate portion 33 corresponds to the third flat plate portion of the present invention. Also, the first angle adjustment mechanism 50a, the first hinge mechanism 63a, the second angle adjustment mechanism 50b, and the second hinge mechanism 63b correspond to the angle adjustment mechanism of the present invention. Also, the four-bar link mechanism 70 corresponds to the push-up mechanism of the present invention. Furthermore, the flapper 313 of the flat plate portion 31 corresponds to the gap closing plate of the present invention.

<Advantages of the table device 30 according to the present embodiment>
According to the table device 30 according to the present embodiment, the inclination angle of the table surface (surfaces of the front flat plate portion 31 and the rear flat plate portion 31) can be changed by the angle adjustment mechanisms 50a and 50b according to the purpose of use of the table. can. Also, by changing the flat plate portion 31 from the horizontal state to the vertical state, the table can be easily stored. Further, by separating the front and rear plate portions 31 from each other or making them continuous with the slide mechanisms 60a and 60b, the shape of the table can be changed according to the purpose of use. Furthermore, the elevation mechanism 47 can be used to adjust the height of the table surface and change the height of the flat plate portion 31 when stored. Therefore, the usability of the table device 30 is improved.

Further, since the column 45 that supports the slide mechanisms 60a and 60b, the angle adjustment mechanisms 50a and 50b, and the lifting mechanism 47 can be rotated by the swivel base 43 (swivel mechanism), the orientation of the table that has changed its posture can be changed. You can also use it to improve usability. Further, when the front flat plate portion 31 and the rear flat plate portion 31 are in a continuous state, the intermediate flat plate portion 33 (third flat plate portion) is arranged in a state of being superimposed on the front and rear flat plate portions 31 . By separating the front and rear flat plate portions 31 to a predetermined position, the intermediate flat plate portion 33 is pushed up to a position on the table surface by the four-bar link mechanism 70 (push-up mechanism). As a result, there is no level difference on the surface of the table in the unfolded state, making the table easier to use.

<Change example>
Here, the present invention is not limited to the above embodiments, and modifications can be made without departing from the gist of the present invention. For example, in the table device 30 of the present embodiment, the left front and rear flat plate portions 31 are held horizontally, and the right front and rear flat plate portions 31 are erected in the form of inclined walls. An example of avoiding interference between the right and left flat plate portions 31 on the rotation center side is shown. However, if it is not necessary to erect some of the flat plate portions 31 like walls while holding the front, rear, left, and right flat plate portions 31 horizontally, the inclined plate portion 312 of the flat plate portion 31 can be omitted. . Also, the flapper 313 can be omitted. Further, in the table device 30 of the present embodiment, an example is shown in which the swivel base 43 supporting the column 45 is slid in the lateral direction of the vehicle 10 with respect to the device base 41 fixed to the floor of the vehicle 10 . However, it is also possible to manufacture the device base 41 and the like so that the swivel base 43 can slide in the longitudinal direction of the vehicle 10 .

In the table device 30 of this embodiment, an example of using the flat plate portion 31 provided with the monitor 32 is shown, but it is also possible to use the flat plate portion 31 without the monitor 32 . Also, although an example using four flat plate portions 31 has been shown, the number of flat plate portions 31 can be changed as appropriate. Further, in this embodiment, the intermediate flat plate portion 33 without the monitor 32 is illustrated, but the intermediate flat plate portion 33 with the monitor 32 can be used. Furthermore, in the present embodiment, the table device 30 used in the vehicle 10 capable of automatic operation is illustrated, but the table device 30 can also be used in vehicles such as trains, ships, passenger planes, and the like. It is also possible to use the table device 30 like normal furniture.

30... Table device 31... Flat plate portion 32... Monitor 310... Flat plate body portion 312... Inclined plate portion 313... Flapper (gap closing plate)
310c... Notch part 33... Intermediate flat plate part 33k... Input/output device 33p... Push-up pin 35a... First top plate part 35b... Second top plate part 43... Turning Platform (swivel mechanism)
45... Support column 47... Elevating mechanism 47y... Elevating part 50a... First angle adjusting mechanism 52... Front drive part 50b... Second angle adjusting mechanism 56... Rear drive unit 60a First slide mechanism 60b Second slide mechanism 62 Slide member 63a First hinge mechanism (angle adjustment mechanism)
63b... Second hinge mechanism (angle adjustment mechanism)
70 Four-bar link mechanism (push-up mechanism)

Claims (11)

A table device that can configure a table surface with a plurality of flat plate portions,
a slide mechanism for sliding a first flat plate portion and a second flat plate portion forming a table surface in a direction along the table surface;
an angle adjusting mechanism for adjusting the angle between the first flat plate portion and the second flat plate portion with respect to a horizontal plane;
a lifting mechanism for lifting and lowering the first flat plate portion and the second flat plate portion;
and
A post that supports the slide mechanism, the angle adjustment mechanism, and the elevating mechanism,
The strut is supported by a turning mechanism that turns the strut about its axis,
When the slide mechanism slides the first flat plate portion and the second flat plate portion in a direction away from each other, the third flat plate portion closes the space between the first flat plate portion and the second flat plate portion. equipped with
The first flat plate portion, the second flat plate portion, and the third flat plate portion are supported by the top plate portion, and the top plate portion is connected to the post in a state in which the angle can be adjusted by the angle adjustment mechanism. table equipment. A table device that can configure a table surface with a plurality of flat plate portions,
a slide mechanism for sliding a first flat plate portion and a second flat plate portion forming a table surface in a direction along the table surface;
an angle adjusting mechanism for adjusting the angle between the first flat plate portion and the second flat plate portion with respect to a horizontal plane;
a lifting mechanism for lifting and lowering the first flat plate portion and the second flat plate portion;
and
A post that supports the slide mechanism, the angle adjustment mechanism, and the elevating mechanism,
The strut is supported by a turning mechanism that turns the strut about its axis,
When the slide mechanism slides the first flat plate portion and the second flat plate portion in a direction away from each other, the third flat plate portion closes the space between the first flat plate portion and the second flat plate portion. equipped with
A monitor is provided at a position corresponding to the table surface of the first flat plate portion, the second flat plate portion, and the third flat plate portion, and the slide mechanism and the angle adjustment mechanism are based on an input signal from the monitor. , a table device in which a lifting mechanism and a turning mechanism operate . A table device according to either claim 1 or claim 2,
When the first flat plate portion and the second flat plate portion form a continuous table surface, the third flat plate portion overlaps the first flat plate portion and the second flat plate portion on the back side. It is placed in a state where it is
When the first flat plate portion and the second flat plate portion are separated from each other to a predetermined position, the third flat plate portion is pushed up by a mechanism to lift the table surface between the first flat plate portion and the second flat plate portion. A table device that is pushed up into position . A table device according to claim 3 ,
The table apparatus, wherein the push-up mechanism includes a four-bar link mechanism and a drive section for operating the four-bar link mechanism . A table device according to claim 3 or claim 4 ,
The slide mechanism separates the first flat plate portion and the second flat plate portion to a predetermined position, and in a state where the third flat plate portion is pushed up to a position on the table surface by a push-up mechanism, The first flat plate portion and the second flat plate portion move toward each other to bring the end surfaces of the first flat plate portion and the second flat plate portion into contact with the end surface of the third flat plate portion. table device. The table device according to claim 3 citing claim 2 ,
The first flat plate portion, the second flat plate portion, and the third flat plate portion are supported by the top plate portion, and the top plate portion is connected to the post in a state in which the angle can be adjusted by the angle adjustment mechanism. table equipment. The table device according to either claim 3 or claim 6 citing claim 1 ,
A table device in which two sets of the top plate portion supporting the first flat plate portion, the second flat plate portion and the third flat plate portion are provided on the support, with the axis of the support being interposed therebetween. A table device according to claim 7,
Between the first flat plate portion and the second flat plate portion of each of the two sets of top plate portions, a gap between the first and second flat plate portions on one side and the first and second flat plate portions on the other side is provided. A gap closing plate is provided to fill the
The gap closing plate is pushed by the third flat plate portion to move to a position to fill the gap when the third flat plate portion is pushed up to the position of the table surface by the push-up mechanism. The table device according to claim 7 or claim 8 ,
The two sets of top plate parts are configured to be individually angle-adjustable by separate angle adjustment mechanisms,
The table device , wherein the driving portions of the respective angle adjusting mechanisms are provided on one end side and the other end side in the width direction of the support . A table device according to claim 9 ,
The elevating mechanism includes the two sets of top plate portions, the two sets of angle adjustment mechanisms, and the first flat plate portion and the second flat plate portion provided on each of the two sets of top plate portions. The slide mechanism that slides is configured to be able to move up and down,
The drive unit of the lifting mechanism is a table device provided at the center of the column in the width direction . A table device according to claim 10 ,
The slide mechanism is a table device that slides the first flat plate portion and the second flat plate portion provided on each of the two sets of top plate portions by a single driving portion.

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