JP5723629B2 - Table device - Google Patents

Description

The present invention relates to a table equipment having a table plate on the back surface of the substrate.

  Some facilities, such as a theater or a lecture hall, in which a plurality of chairs are arranged in the front-rear and left-right directions include a table device in the front area of each chair. The table device is used by a person sitting on a chair as a table, and includes a substrate and a table plate. A board | substrate is a plate-shaped member provided in the front area of the chair, and is arrange | positioned in the state stood on the floor surface of the facility. The table plate has a flat plate shape, and is supported on the rear surface of the substrate via a rail member with the upper surface thereof being horizontal. The rail member extends along the left-right direction, and supports the table plate so as to be movable in the left-right direction with respect to the substrate.

  In this type of table device, a chair is generally configured on a substrate other than the front row. The chair is configured, for example, by providing a seating portion and a backrest portion on the front side of the substrate, and the substrate of the table device is also used as a frame material (see, for example, Patent Document 1).

  In addition, as described above, a table device in which the substrate is also used as a frame material of the chair is provided with the substrate installed in a state where the substrate is tilted backward in order to impart an inclination to the backrest portion. According to such a table device, by tilting the substrate upward and rearward, it is possible to configure the backrest portion of the tilted chair simply by attaching a cushion material to the front surface thereof (for example, a patent) Reference 2).

Japanese Utility Model Publication No. 63-166060 JP 2006-181093 A

  By the way, in the table apparatus as described above, it may be necessary to install the rail member by curving it. For example, some theaters and auditoriums have a plurality of chairs arranged side by side along a curve, such as a so-called amphitheater or a circular hall. In such a facility, even if the rear surface of the substrate is flat, when the rail member is disposed across a plurality of substrates, the rail member is installed in a curved state.

  Here, as described above, when the board is inclined backward toward the upper side, when the rail member is curved, the position in the height direction differs between the central portion and both end portions of the rail member. Become. Specifically, the positions of both end portions are higher than the center portion of the rail member. For this reason, when the position which supports a table board with respect to a rail member is changed, there exists a possibility of causing the problem that the upper surface of a table board inclines right and left.

In the present invention, in view of the above situation, even when a plurality of substrates are juxtaposed along a curved line, the upper surface of the table plate is not rearwardly facing upward without incurring problems such as inclination. and to provide a table equipment that can the inclined substrate via a rail member supporting the table plate.

In order to achieve the above object, a table device according to the present invention includes a board that is disposed in a front area of a chair and that is inclined rearward toward the upper side, and a flat plate shape that is supported along the left-right direction on the rear surface of the board. And a table plate supported on the rear surface of the substrate via the rail member, and the rail base portion having a flat plate shape is supported on the rear surface of the substrate in a posture along the vertical direction. In the table apparatus, the rail member is supported on the rear surface of the substrate in a state in which the rail base portion is curved along a cylindrical surface centering on an axis extending in the vertical direction and protruding rearward. It was made to be characterized.

  According to the present invention, the rail base portion having a flat plate shape is attached to the rear surface of the substrate in a posture along the vertical direction. For this reason, even when the rail member is curved, the height position of the rail member can be set constant over the entire length regardless of the inclination angle of the substrate. Accordingly, even when the support position of the table plate is changed with respect to the rail member, there is no possibility of causing a situation where the upper surface position of the table plate changes.

  Further, according to the present invention, the rail base is supported on the rear surface of the substrate along a cylindrical surface centered on the axis along the vertical direction and curved so as to protrude rearward. A plurality of substrates can be juxtaposed in the left-right direction along the curve.

  Further, according to the present invention, even when the support position of the table plate that moves between the use position and the storage position is changed with respect to the rail member, there is no possibility of causing a situation in which the upper surface position of the table plate changes. .

  Further, according to the present invention, the rail members connected to each other can be handled as a single rail member.

  In addition, according to the present invention, the above-described effects can be achieved even in a chair having a backrest and a seating portion formed on the front surface of the substrate.

FIG. 1 is a perspective view showing a table device and a chair according to an embodiment of the present invention as viewed from the rear. FIG. 2 is a perspective view of the table device and chair shown in FIG. 1 as viewed from the front. FIG. 3 is a side view of the table device and chair shown in FIG. FIG. 4 is a plan view showing a state in which the table device and chair table plate and cover member shown in FIG. 1 are omitted. FIG. 5 is an exploded perspective view of the table device and the chair cover member shown in FIG. FIG. 6 is a perspective view showing a rail member applied to the table device and chair shown in FIG. FIG. 7 is a cross-sectional side view showing the essential parts of the table device and chair shown in FIG. FIG. 8 is a cross-sectional side view of the table device and chair shown in FIG. FIG. 9 is a cross-sectional side view of the table device and chair shown in FIG. FIG. 10A is a cross-sectional side view of the main part in a state where the table device and the table plate of the chair shown in FIG. 10-2 is a rear view of the table device and the chair in the state shown in FIG. 10-1. FIG. 11A is a cross-sectional side view of the main part in a state where the table device shown in FIG. 1 and the table plate of the chair are arranged in the storage position. FIG. 11B is a rear view of the table device and the chair in the state illustrated in FIG. FIG. 12 is a perspective view of a cover member applied to the table device and chair shown in FIG. 1 as seen from the outer surface side. FIG. 13 is a perspective view of a cover member applied to the table apparatus and chair shown in FIG. 1 as viewed from the inner surface side. FIG. 14 is a perspective view showing a state in which the headboard is attached to the upper end portions of the table device and chair substrate and cover member shown in FIG. FIG. 15 is a main part perspective view showing a modification of the table device and chair shown in FIG.

  DESCRIPTION OF EMBODIMENTS Hereinafter, preferred embodiments of a table device according to the present invention and a chair to which the table device is applied will be described in detail with reference to the accompanying drawings.

  1 and 2 show a table device according to an embodiment of the present invention. The table device illustrated here is applied to a case where a plurality of seating areas F that are continuous in the left and right are partitioned in the front and back in a facility such as a theater or a lecture hall. In this embodiment, as shown in FIG. 3, in particular, a facility having a stepped floor surface with a lower front is applied, and a row of seating regions F that are continuous in the left-right direction on the floor surface of each step. The example to secure is illustrated. The floor surface of each step is different only in height, and all extend along the horizontal direction. As shown in the plan view of FIG. 4, the seating regions F in each row continuous in the left-right direction are convex toward the rear side so that the left and right end portions are slightly on the front side as compared with the center portion. It is configured so as to be curved.

  As shown in FIGS. 1 to 3, the table device is provided with a substrate 10 at a position in front of the seating area F to be partitioned and at the rear of the floor surface one level below. The board | substrate 10 was comprised in the rectangular flat plate shape with the wooden material, and was mutually arranged in parallel in the left-right direction along the curved seating area | region F. As shown in FIG. As shown in FIG. 3, the individual substrates 10 are erected in a posture in which they are inclined rearward and upwardly inclined. The inclination angle of the substrate 10 is the same in all table devices.

  As shown in FIGS. 4 and 5, a pair of upper and lower rail members 20 are attached to the rear surface of the substrate 10 along the left-right direction. As shown in FIGS. 5 and 6, the rail member 20 is a member in which engagement thick portions 22 are integrally formed on both upper and lower side edges of a rail base portion 21 having a long flat plate shape. It is configured to have a uniform cross-sectional shape by using an extruded shape member. The engagement thick wall portion 22 is a portion having a large plate thickness formed in a manner protruding from both outer surfaces of the rail base portion 21, and a pair of fitting grooves (fittings) are respectively formed in the portions protruding from the outer surface of the rail base portion 21. Part) 22a and pin fitting grooves (fitting parts) 22b on both side edges. The fitting groove 22 a is a single recess formed in a portion of the engaging thick part 22 facing each other, and is formed over the entire length of the rail member 20. The pin fitting groove 22b is a recess that opens to the side edge surface of the engaging thick portion 22, and is formed so that the width on the opening side is slightly narrower than the width on the back side.

  As shown in FIG. 6, the rail member 20 having the above-described configuration is configured such that a connecting plate (connecting member) 23 is fitted in each pair of fitting grooves 22 a and is connected to a pin fitting groove 22 b. As shown in FIGS. 5 and 7, a pair of upper and lower engagement brackets 25 and 26 are attached to the plurality of substrates 10 by being engaged with each other by fitting pins (connection members) 24. It is arranged horizontally across.

  The engagement brackets 25 and 26 are engaged attachment portions 25 a and 26 a attached to the substrate 10, and engagement members that are bent and extended from one end portions of the engagement attachment portions 25 a and 26 a so as to protrude from the substrate 10 at right angles. And a pair of engaging tongues 25c and 26c bent from the protruding ends of the engaging spacers 25b and 26b so as to face the engaging mountings 25a and 26a. The rear surface of the substrate 10 with the joint tongue portions 25c and 26c extending vertically apart from each other and the distance between the tips of the engagement tongue portions 25c and 26c coincides with the distance between the fitting grooves 22a. It is attached to. As apparent from FIG. 7, the pair of engagement brackets 25, 26 is configured such that the upper engagement bracket 25 has a smaller protrusion length of the engagement spacer portions 25 b, 26 b than the lower engagement bracket 26. In addition, the bending angles of the engaging tongue pieces 25c, 26c with respect to the engaging spacer portions 25b, 26b are different, and the engaging tongue pieces 25c, 26c are arranged along the same vertical plane. It is configured.

  For the engagement brackets 25 and 26 described above, the rail member 20 is supported by inserting the pair of upper and lower engagement tongue pieces 25c and 26c into the fitting grooves 22a of the rail member 20, respectively. . The rail member 20 attached by these engagement brackets 25 and 26 has a posture in which the rail base portion 21 having a flat plate shape is along the vertical direction by the engagement tongue pieces 25c and 26c arranged along the vertical plane. Further, it is curved along a cylindrical surface centering on the axial center and convex toward the rear. Therefore, the rail member 20 attached to the rear surface of the substrate 10 is disposed along the horizontal direction, and the height position is constant over the entire length. In this case, the plurality of rail members 20 connected to each other by the connecting plate 23 and the connecting pin 24 can be handled as a series of members. Therefore, it is not necessary to dispose the engagement brackets 25 and 26 at the portions corresponding to the end portions of the rail members 20, and as shown in FIGS. Even when the engagement brackets 25 and 26 are disposed only on the rail, the rail member 20 can be curved along the curved seating region F.

  In addition, as shown in FIGS. 5 and 7 to 9, a table plate 30 formed in a rectangular flat plate shape with a wooden material on the rear surface of the substrate 10 is supported by the table device via a movable mechanism 40. The movable mechanism 40 movably supports the table plate 30 with respect to the substrate 10, and the table plate 30 is positioned from the rear surface of the substrate 10 so that the storage position along the substrate 10 and the front end of the table plate 30 face rearward. It is arranged at the protruding use position. In the present embodiment, as shown in FIG. 9, a metal frame 41 that is formed to have a size that can accommodate the majority of the table plate 30, and slides up and down on both sides inside the frame 41. An example of a movable mechanism 40 that includes a slider 42 that can be arranged, and that supports a base end portion of the table plate 30 between the upper end portions of the slider 42 so as to be rotatable about an axis along the left-right direction. Yes.

  As shown in FIGS. 7 to 9, the frame body 41 of the movable mechanism 40 is provided with support brackets 43 and 44 at portions corresponding to the rail member 20. The support brackets 43 and 44 have support spacer portions 43a and 44a protruding from the frame body 41 in a perpendicular direction, and support tongue pieces 43b and 44b attached to the extending end portions of the support spacer portions 43a and 44a. It is. The support tongue portions 43b and 44b are formed in a flat plate shape. When the frame body 41 is arranged in parallel to the substrate 10, the support spacer portions 43a and 43b are parallel to the rail base portion 21 of the rail member 20. 44a. The width of the support tongue portions 43b and 44b is the same as that of the connection plate 23 described above.

  The movable mechanism 40 is attached to the rear surface of the substrate 10 through the support brackets 43 and 44 and the rail member 20 by inserting the support tongue pieces 43 b and 44 b into the fitting grooves 22 a of the rail member 20. In the state of being attached to the rear surface of the substrate 10, if the table plate 30 is arranged along the substrate 10 as shown by a two-dot chain line in FIG. 9 and FIG. The plate 30 can be taken in and out of the frame body 41. Specifically, if the table plate 30 is pulled upward, the table plate 30 can be pulled out from the frame body 41 as the slider 42 moves upward, as shown by the two-dot chain line in FIG. On the other hand, if the table plate 30 is pushed down, the majority of the table plate 30 can be accommodated inside the frame body 41 as the slider 42 moves downward, as shown in FIG. The storage position of the table board 30).

  On the other hand, when the front end portion of the table plate 30 is swung downward from the state shown by the two-dot chain line in FIG. 9, the portion located on the base end side of the table plate 30 abuts the frame body 41. As a result, the oscillation is stopped, and the state shown in FIG. In this state, the front end portion of the table plate 30 protrudes from the rear surface of the substrate 10 in a posture toward the rear, and the upper surface of the table plate 30 becomes substantially horizontal, so that the table plate 30 can be used as a table (table plate 30 use positions).

  Further, if the tip of the table plate 30 is swung upward from this state and the table plate 30 is arranged along the substrate 10 again as shown in the two-dot chain line in FIG. 9 and FIG. Thus, the frame body 41 can be accommodated. Although not shown in the figure, in the present embodiment, the movable mechanism 40 having a width slightly smaller than the rear surface of the substrate 10 is applied, and the movable mechanism 40 is provided on the rear surface of each substrate 10. The individual table plates 30 are supported through the gaps.

  The position of the table plate 30 with respect to the substrate 10 can be adjusted in the left-right direction by changing the positions of the support brackets 43 and 44 by sliding the support tongue pieces 43b and 44b with respect to the rail member 20. It is. In this case, the rail member 20 supported by the substrate 10 is curved along the cylindrical surface centered on the axis along the vertical direction as described above, and the height thereof is constant over the entire length. Even when the position of the table plate 30 is changed with respect to the substrate 10, there is no problem that the upper surface is inclined.

  As shown in FIGS. 1 to 3 and FIGS. 7 to 11-2, the movable mechanism 40 supported on the rear surface of the substrate 10 is large enough to cover the upper area and the rear area in the state in which the table plate 30 is accommodated. The cover member 50 is provided. As shown in FIGS. 7, 8, 10-1, and 12 to 14, the cover member 50 includes an upper cover portion 50 a that covers an upper region of the movable mechanism 40 and the table plate 30 disposed at the storage position, A rear cover portion 50b that covers the movable mechanism 40 and the rear region of the table plate 30 disposed at the storage position, and a decorative cover portion 50c that extends upward from the upper cover portion 50a are integrally formed of a wood material. It is. Between the upper cover part 50a and the rear cover part 50b and between the upper cover part 50a and the decorative cover part 50c, they are curved and smoothly continued so as not to form corners. The width along the left-right direction of the cover member 50 is the same size as the board 10 to be attached.

  As shown in FIGS. 12 to 14, the cover member 50 has a lead-out hole 51 formed in a portion of the movable mechanism 40 facing the top surface of the frame body 41, and a lead-out hole 51 on the back surface of the upper cover portion 50 a. The locking plate 52 is provided in the site | part corresponding to the both ends. The lead-out hole 51 is a through-hole formed to have a size that allows the table plate 30 to be inserted, and covers the movable mechanism 40 and the frame of the movable mechanism 40 in a state of covering the table plate 30 disposed at the storage position. This is for allowing the table plate 30 to move relative to the body 41. The locking plate 52 is a plate-like member so as to be parallel to each other from the back surface of the upper cover portion 50a, and has a locking notch 52a at each lower end. The locking notches 52 a are recesses for fitting into locking protrusions 41 a formed at both ends of the frame body 41 in the movable mechanism 40.

  As shown in FIGS. 7 and 8, the cover member 50 configured as described above has the locking notch 52 a of the locking plate 52 formed on the locking protrusion 41 a of the frame body 41 with respect to each movable mechanism 40. Further, a screw 53 is fastened to the frame body 41 from the outer surface of the rear cover portion 50b, so that the substrate 10 is supported by the frame body 41. As shown in FIG. 14, the cover members 50 supported by the substrate 10 are in a state where the side edges are in contact with each other, and the internal spaces of adjacent ones are in communication with each other. However, the cover member 50 supported by the substrate 10 located at both ends of the seating region F is provided with a side plate 54 for closing the internal space between the substrate 10. Similar to the cover member 50, the side plate 54 is made of a wood material.

  Further, in the substrate 10 on which the cover member 50 is supported, the rear surface is completely covered by the cover member 50. Therefore, if the cover member 50 is finished and finished, the appearance quality of the table device is not deteriorated without finishing and finishing the rear surface of the substrate 10.

  Here, in the cover member 50 covering the rear surface of the substrate 10, the extraction hole 51 is always open to the rear surface side. Therefore, in the present embodiment, the drooping member 31 is attached to the distal end portion of the table plate 30, and the pullout hole 51 of the cover member 50 is configured to be covered by the drooping member 31 when the table plate 30 is disposed at the storage position. It is. The drooping member 31 is formed in a curved shape by a wood material equivalent to the cover member 50, and when the table plate 30 is disposed in the storage position, the drawn hole 51 is covered by the curved outer surface. . However, in consideration of operability when pulling up the table plate 30, even when the table plate 30 is arranged in the storage position, a gap for inserting a hand is secured below the drawer hole 51. That is, the user can easily pull out the table plate 30 disposed at the storage position by inserting his hand into the gap and holding the hanging member 31 and pulling it up as it is.

  Inside the cover member 50, as shown in FIGS. 10A to 11B, a wiring plug receiver 60 is disposed at a position closer to the substrate 10 than the extraction hole 51. The wiring plug receiver 60 is for supplying power when a plug (not shown) is inserted, and the frame of the movable mechanism 40 is mounted by the mounting bracket 62 in such a manner that the insertion port 61 faces the outside from the extraction hole 51. It is supported on the substrate 10 via 41. Although not shown in the figure, the power cable 63 for supplying power to the wiring plug receiver 60 is laid through the internal space of the cover member 50 communicating with each other.

  When the table plate 30 is disposed at the use position, the wiring plug receiver 60 is positioned above the upper surface of the table plate 30 and the insertion slot 61 is pulled out as shown in FIGS. 10-1 and 10-2. It will be exposed to the outside through the hole 51. Accordingly, a plug (not shown) can be inserted into the wiring plug receptacle 60 through the lead hole 51, and a power source is supplied to an electronic device (not shown) such as a personal computer placed on the upper surface of the table plate 30. Can be supplied.

  On the other hand, as shown in FIGS. 11A and 11B, when the table plate 30 is disposed in the storage position, the wiring plug receiver 60 is covered by the table plate 30. Accordingly, in this state, it is possible to reliably prevent foreign matter such as dust from entering the wiring plug receiver 60 and eliminate the possibility of problems such as poor connection.

  Moreover, since the member covering the wiring plug receiver 60 is the table plate 30 of the table device, it is not lost even when a plug (not shown) is connected, and it is necessary to prepare a separate part. Therefore, there is no problem that the cost increases due to an increase in the number of parts.

  Further, the wiring plug receiver 60 is supported by the substrate 10 via the frame body 41, and does not have a connecting portion between the wiring plug receiver 60 and the cover member 50. Therefore, even when the cover member 50 is attached to and detached from the substrate 10 during maintenance, it is not necessary to perform any treatment on the wiring plug receiver 60 or the power cable 63, and the operation can be performed very easily. Become.

  On the other hand, in the table device, as shown in FIGS. 1 and 2, a headboard 70 is disposed on the upper surface of the substrate 10. As shown in FIGS. 7 to 9 and 14, the headboard 70 is made of a wood material and has a larger width than the upper end surface of the substrate 10 and a flat mounting surface 71 on the front side of the lower end. It has a long shape. The headboard 70 is fastened to the upper end surface of the substrate 10 via the mounting surface 71, and is fastened to the upper end portion of the plurality of substrates 10 arranged in parallel in the left-right direction by fastening the mounting screw 72. It becomes a fixed state.

  The headboard 70 is provided with a recess 73 at a portion protruding rearward from the upper end surface of the substrate 10, and a display area 74 is formed on the upper surface thereof. The recessed part 73 is a recessed part opened downward, and accommodates the upper end part of the decorative cover part 50 c in the cover member 50. The display area 74 is provided at a portion corresponding to the central portion of the upper surface of each substrate 10, and a display for specifying the seating area F on the rear side is described. Since the upper surface of the headboard 70 has a larger width than the substrate 10, the display area 74 is larger and can display clearly.

  As described above, according to the table device in which the headboard 70 is disposed on the upper end portions of the plurality of substrates 10 arranged in parallel in the left-right direction, even if the position of the upper end surface of the substrate 10 is slightly shifted back and forth, 70 allows this to be corrected and aligned. Further, since the concave portion 73 on the lower surface protruding to the rear side of the headboard 70 accommodates the upper end portion of the decorative cover portion 50c in the cover member 50, there is no gap between the upper end of the substrate 10 and the decorative cover portion 50c. Even when it is uniform or when the upper end position of the decorative cover portion 50c varies in the vertical direction, these are not exposed to the outside, and constant appearance quality can be obtained without requiring complicated adjustment work. Can be secured.

  Furthermore, in the table apparatus of the present embodiment, as shown in FIG. 3, a backrest portion 81 and a seating portion 82 are provided on the substrate 10 other than the front row to constitute a chair. Specifically, as shown in FIGS. 7 to 9, a backrest portion 81 is formed by disposing a backrest cushion material on the front surface of the substrate 10, and is seated on a lower end portion of the backrest portion 81. The seating portion 82 is configured by disposing a cushioning material. The substrate 10 tilted rearward of the table device can constitute the backrest portion 81 of the tilted chair by simply attaching a cushion material to the front surface thereof. Further, in the present embodiment, the tip of the seating portion 82 constitutes a flip-up chair, and the passage of the seating region F is expanded by maintaining the seating portion 82 in a state of being flipped up when not necessary. ing. When the chair is configured as described above, as shown in FIG. 3, if the user places the table board 30 in the use position while sitting on the seat 82 provided on the rear side of the substrate 10, It can be used as a table.

  As described above, according to the table device and the chair using the same, the rail base portion 21 having a flat plate shape is attached to the rear surface of the substrate 10 in a posture along the vertical direction. For this reason, irrespective of the inclination angle of the board | substrate 10, the height position of the curved rail member 20 can be set constant over the full length. Thereby, even when the support position of the table plate 30 is adjusted to the left and right with respect to the rail member 20, the upper surface position of the table plate 30 is always maintained horizontally.

  When such a table device and a chair are applied, it becomes possible to arbitrarily change the support position of the table plate 30 with respect to the substrate 10, for example, between adjacent substrates 10 as shown in FIG. 15. If the table board 30 is supported, it is also possible to arrange the chairs in a staggered manner. Also in this case, it goes without saying that the upper surface of the table plate 30 is maintained in a horizontal state.

  In the above-described embodiment, the table plate is illustrated as moving to the storage position. However, the table plate is not necessarily moved to the storage position, and may be always disposed at the use position. It is possible to apply similarly. Moreover, although the thing provided with the cover member for covering the movable mechanism and the table board arrange | positioned in the accommodation position is illustrated, these structures are not necessarily required.

DESCRIPTION OF SYMBOLS 10 Board | substrate 20 Rail member 21 Rail base part 22 Engagement thick part 22a Fitting groove 22b Pin fitting groove 23 Connection plate 24 Connection pin 25, 26 Engagement bracket 25a, 26a Engagement attachment part 25b, 26b Engagement spacer part 25c , 26c Engagement tongue 30 Table plate 31 Dripping member 40 Movable mechanism 41 Frame 41a Locking protrusion 42 Slider 43, 44 Support bracket 43a, 44a Support spacer 43b, 44b Support tongue 50 Cover member 50a Upper cover Part 50b rear cover part 50c decorative cover part 51 lead-out hole 52 locking plate 52a locking notch 53 screw 54 side plate 60 wiring plug receiver 61 insertion slot 62 mounting bracket 63 power cable 70 cap board 71 mounting surface 72 mounting screw 73 recess 74 display Area 81 Backrest 82 Sitting F seating area

Claims (1)

A board disposed in the front area of the chair and inclined rearward toward the upper side, a flat rail member supported on the rear surface of the board along the left-right direction, and the rear surface of the board via the rail member And a table device in which the rail member is supported on the rear surface of the substrate in a posture along a vertical direction with a rail base portion having a flat plate shape .
The rail member is supported on the rear surface of the substrate in a state where the rail base portion is curved along a cylindrical surface centering on an axial center along the vertical direction and convex backward. A table device.

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