JP6338217B2 - Combination fixtures - Google Patents

Description

  The present invention relates to a combination fixture provided with a tabletop fixture such as a table and a chair.

  In facilities such as classrooms, lecture halls, and stadiums, there is a tabletop fixture such as a long table with a tabletop supported by leg members, and a chair on which an operator who uses the fixture with the tabletop sits. A combination fixture is used (see, for example, Patent Documents 1 and 2).

  The combination fixture described in Patent Document 1 has a plurality of fixtures and chairs arranged in the front and rear direction on the floor in the facility, and the fixtures and chairs with the top plate are individually placed on the floor. is set up.

  On the other hand, in the combination fixture described in Patent Document 2, a front seat side chair is integrally attached to the front surface of the fixture with a top plate, and a unit in which the fixture with the top plate and the chair are integrated is provided on the floor in the facility. A plurality are arranged in the front-rear direction.

  In these combination fixtures, a plurality of fixtures with chairs and chairs are regularly arranged in the front-rear direction, so that a large number of users can be efficiently accommodated in the facility.

Japanese Patent No. 5090090 Japanese Patent No. 5378689

  However, in the combination fixture described in Patent Document 1, since the fixture with a top plate and the chair are individually installed on the floor portion in the facility, the foot of the user seated in the rear seat is the front seat. If the backrest of the chair is touched, there is a concern that the upper side of the backrest may shake greatly and give discomfort to the user sitting in the front seat.

  On the other hand, in the combination fixture described in Patent Document 2, the front seat side chair is integrally attached as a unit to the front surface of the fixture with a top plate. Even if you touch the backrest of the chair, the upper part of the backrest will not swing easily. However, in the case of this combination fixture, since the chair on the front seat side is supported by the side suspended from the front side of the fixture with the top plate at the rear, it is necessary to increase the rigidity of the entire backrest, As a result, the degree of freedom of design focusing on the seating feeling and design is reduced.

  Therefore, the present invention intends to provide a combination fixture that can increase the degree of freedom of design focusing on the seating feeling and design of the backrest while suppressing the swing of the upper side of the backrest during load input. It is.

  In order to solve the above-mentioned problem, the combination fixture according to the present invention includes a fixture with a top plate having a top plate supported by a leg member, and a chair installed behind the top plate of the fixture with the top plate, The furniture with the top plate and the chair form a set, and the combination furniture used by arranging a plurality of sets of the furniture with the top plate and the chair in the front-rear direction, the furniture with the top plate and the chair are respectively Individually installed on the floor portion in the facility, the chair has a backrest that supports the back of the user, and the backrest is supported at the bottom by legs fixed to the floor, The upper part was attached to the fixture with the top plate on the rear side.

  In this case, the lower back of the chair is supported by the legs fixed to the floor, and the upper part is attached to the furniture with the top plate on the rear side, so that the feet of the user sitting on the rear chair Even if a person touches the backrest, the upper part of the backrest does not shake greatly. In addition, the backrest of the chair is installed on the floor by legs separately from the fixture with the top plate at the rear, and does not have a structure that is supported by hanging on the fixture with the top plate at the rear, so it feels comfortable to sit and design It becomes easier to design with the main focus.

The floor portion is configured by a stepped stepped floor, and the tabletop fixture and the chair in front of the tabletop fixture are a high-level portion of the stepped stepped floor plate. The chair on the front side is installed in a lower part lower than the high part of the step floor, and the backrest of the chair has a footrest space between the chair with the top plate at the rear. A curved portion that curves forward may be provided at a position corresponding to the waist of the user so as to ensure.
In this case, when the fixture with the top plate on the rear side is installed in the high level part of the corrugated floor and the chair on the front side is installed in the low part of the corrugated floor, the feet of the user sitting on the chair on the rear side are There is a possibility of touching the backrest of the chair on the front side through the lower space of the tabletop fixture. However, the back of the chair is provided with a curved part so as to secure a foot clearance between the back and the top-mounted furniture, so that the user's feet seated in the back seat The chance of contact is lower.

The backrest may include a back support member made of a stretchable material having air permeability.
In this case, the air satisfactorily flows through the back support member having air permeability to the waist and back of the user seated on the chair from the space between the bent portion of the backrest and the back-mounted furniture with the top plate. become. Therefore, this improves the efficiency of air conditioning and prevents the waist and the back of the user sitting on the chair from stuffy.

As for the backrest, it is desirable that the left and right side portions on the lower side are supported by the legs, and the substantially central portion in the left and right direction on the upper side is attached to the fixture with the top plate on the rear side.
In this case, both the left and right sides of the lower part of the backrest are supported by the legs, and the approximate center of the upper part is attached to the rear-equipped furniture, so that the backrest is supported by a fixed structure with a good balance between the top and bottom and the left and right. Can be made. Therefore, even if a load is input to the backrest from the rear seat side, the load can be distributed to the fixed structure with a good balance.

The fixture with a top plate may include a curtain plate that covers a lower front portion of the top plate, and an upper portion of the backrest may be attached to the curtain plate of the fixture with the top plate on the rear side.
In this case, the upper part of the backrest is stably supported by the wide surface of the curtain, and the lower part of the front part of the top is covered with the curtain, so that the feet of the user seated in the rear seat Can be physically blocked by the curtain.

The backrest may include a back support member made of an elastic tension material.
In this case, even if a load is input from the back to the backrest, the seat occupant is supported by the elastic back support member, so that the impact due to the load input is not easily transmitted to the seat occupant.

  According to this invention, since the back of the chair is supported at the lower part by the leg part fixed to the floor part, and the upper part is attached to the furniture with the top plate on the rear side, it is possible to back from the rear seat side. Even if a load is input, the upper side of the backrest can be prevented from swinging, and the backrest of the chair is installed on the floor by the legs separately from the furniture with the top plate at the rear. The degree of freedom in designing with a focus on the feeling of sitting and design of drowning can be increased.

It is a side view in the institution which installed the combination fixture of one Embodiment of this invention. It is a top view in the institution which installed the combination fixture of one Embodiment of this invention. It is a front view in the facility which installed the combination fixture of one Embodiment of this invention. It is a perspective view in the institution which installed the combination fixture of one Embodiment of this invention. It is a perspective view of the combination fixture of one Embodiment of this invention. It is sectional drawing corresponding to the VI-VI cross section of FIG. 5 of the combination fixture of one Embodiment of this invention. It is a side view in the institution which installed the combination fixture of one Embodiment of this invention.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
The combination fixture according to this embodiment includes a fixture 10 with a top plate that two users can use side by side, and two chairs 20 and 20 installed on the rear side of the fixture 10 with a top plate. ing.
In the case of this embodiment, a plurality of sets of the top board-equipped furniture 10 and the chairs 20 and 20 are installed side by side in the front and rear and left and right on the stepped step floor 1 of the stadium. The stadium's corrugated floor 1 is formed so that it gradually becomes lower in the direction of watching, and the fixtures 10 with top plates are installed in a straight line in the front-rear direction along the inclination of the corrugated floor 1. Has been. The fixtures 10 with the top plates arranged in the front and rear are installed on the steps having different heights of the stepped floor 1.

The stairway 2 in the facility is arranged on the left and right sides of the row of the tabletop fixtures 10. In the facility, a plurality of step passages 2 along the slope of the step floor 1 are provided substantially in parallel.
In the following, unless otherwise specified, the direction of watching a game in the facility is called “front” and the opposite side is called “back”. The arrow FR in the figure indicates the front in the facility.

  The fixture 10 with the top plate is attached to the leg member 11 fixedly installed on the horizontal surface 1 a of the corrugated floor 1, the top plate 12 attached to the upper end of the leg member 11 substantially horizontally, and the leg member 11 and the top plate 12. And a curtain plate 13 that shields the front portion of the top plate 12 from the front side. An entry space for the user who uses the top board 12 is secured on the rear side of the top board 12 of each of the top board fixtures 10 (the rear side in the direction of watching the game). Chairs 20, 20 that form a pair with 10 are installed.

  The top plate 12 is formed horizontally in the width direction, and two work areas WL and WR are provided on the left and right sides of the center line C in the width direction. The front end edge 14 and the rear end edge 15 of each work area WL, WR are inclined toward the rear side by a set angle (for example, about 5 °) toward the adjacent staircase passage 2. Specifically, the front end edge 14 and the rear end edge 15 of the left work area WL are inclined rearward by a set angle toward the staircase passage 2 positioned on the left side, and the front end of the right work area WR The edge 14 and the rear end edge 15 are inclined toward the set angle rear side toward the step passage 2 located on the right side.

  Further, the side end portion 19 (the end surface on the side portion side) facing the staircase passage 2 of the top plate 12 is formed substantially parallel to the extending direction of the staircase passage 2. That is, each side end portion 19 of the top plate 12 is formed so that the end face is along the staircase passage 2.

  The curtain plate 13 is attached across the leg member 11 and the front edge 14 of the top plate 12 so that the thickness direction is substantially in the front-rear direction. The curtain plate 13 is inclined at a set angle to the rear side on the left and right sides with the position of the center line C in the width direction as a ridge line protruding forward. The inclination angle of the curtain plate 13 is set to an angle that matches the inclination angle of the front end edges 14 of the left and right work areas WL and WR of the top plate 12.

  As shown in FIG. 3, the curtain plate 13 includes a lower shielding area 13 a that covers the lower front part of the top plate 12, and an upper shielding area 13 b that covers the front surface of the top panel 12 and the upper front side of the top panel 12 ( And an upper extension portion extending upward from the top plate 12). The width direction dimension of the lower shielding area 13a is set to be approximately the same size as the width direction dimension of the leg member 11, and the width direction dimension of the upper shielding area 13b is approximately the same dimension as the width direction dimension of the top plate 12. Is set to The dimension of the top plate 12 in the width direction is set larger than the dimension of the leg member 11 in the width direction. The side end of the upper shielding area 13b of the curtain plate 13 bulges in a step shape toward the side of the staircase passage 2 adjacent to the side edge of the lower shielding area 13a.

  A gripping member 16 that can be gripped by a pedestrian moving through the staircase passage 2 is attached to a height position corresponding to the lower shielding area 13a of the curtain plate 13 on the side face of the leg member 11 facing the stairway passage 2. Yes.

  A head protection member 17 for protecting the head of the user seated on the front chair 20 is attached to the front surface of the upper shielding region 13b of the curtain plate 13.

  By the way, the two chairs 20, 20 that form a pair with the tabletop fixture 10 are supported by the front vertical surface 1 b of the step one level higher than the step of the stepped floor 1 where the tabletop fixture 10 is installed. ing. Then, the rear-side set top-fitting fixture 10 and the front-side set two chairs 20 and 20 are installed on the upper portion of the stepped floor 1 where the rear-side top fixture 10 is installed. At the same time, the chairs 20 and 20 on the front side are installed in a lower position lower than the higher position of the corrugated floor 1.

  On the other hand, each chair 20 has a base end fixedly installed on the front vertical surface 1b of the corrugated floor 1, and a pair of support arms 21 and 21 (leg portions) extending from the base end toward the front upper side. ), A seat 22 whose rear edge is pivotally supported by the pair of support arms 21 and 21 so as to be pivotable, and a backrest 23 whose left and right side portions on the lower side are supported by the pair of support arms 21 and 21. And. In addition, the upper end part of the backrest 23 is latched and fixed to the front surface of the curtain plate 13 of the fixture 10 with the top plate on the rear side at the center position in the left-right direction. The locking position of the upper end portion of the backrest 23 is set to a position immediately below the head protection member 17 on the front surface of the curtain plate 13.

  Specifically, as shown in FIGS. 5 and 6, the backrest 23 is a mesh-like tension having elasticity (elasticity) and breathability on a backrest frame 40 having a substantially rectangular frame shape that is vertically long when viewed from the front. A material 41 is stretched. The upholstery material 41 constitutes a back support member that directly contacts the back of the user seated on the chair 20.

  Further, the backrest 23 curves forward from the lower end supported by the support arm 21 toward the height position of about one third in the height direction, and rearward from the curved portion 42 toward the upper end. It hangs upward after tilting. The curved portion 42 is provided at a location corresponding to the waist of the user sitting on the chair 2. Between the back surface of the curved portion 42 and the curtain plate 13 of the furniture 10 with the top plate on the rear side, a foot guard space 43 for avoiding the user's toes on the back seat side from touching the backrest 23 is secured. Has been.

  As shown in FIG. 6, the upper end of the backrest 23 is connected to a bracket 44 attached to the front surface of the curtain plate 13 of the fixture 10 with the top plate on the rear side. It is fixed by fixing means such as screws.

  As shown in FIG. 4, the seat 22 is pivotally supported on a rotation shaft 24 held by the left and right support arms 21 and 21. Each rotating shaft 24 is inclined rearwardly toward the adjacent stairway 2 so as to be parallel to the rear end edge 15 of the work area WL or WR of the top plate 12 of the front fixture 10 with the top plate. It is installed as follows. And the seat 22 pivotally supported by each rotation axis | shaft 24 inclines in the back side toward the step path 2 which the width direction adjoins. Further, the backrest 23 whose lower end is fixed to the left and right support arms 21 and 21 is inclined rearward toward the adjacent staircase passage 2 in the width direction similarly to the seat 22.

As described above, the set of the tabletop fixture 10 and the chairs 20 and 20 installed on both sides of the stairway 2 is used as follows.
A user who uses the top plate 12 of the fixture 10 with each top plate enters the rear side of the work area WL, WR of the top plate 12 to be used from the stair passage 2, and corresponds to the rear side of the work area WL, WR. Sitting on chair 20

  At this time, the rear end edges 15 of the work areas WL and WR of the top plate 12 are inclined rearward toward the adjacent stairway 2, and the corresponding chairs 20 and 20 are similarly adjacent in the width direction. Inclined rearward toward 2. For this reason, the user who sat down on the chair 20 and headed toward the work areas WL and WR on the top plate 12 turned diagonally toward the front side of the adjacent staircase passage 2. Therefore, the left and right users who share the top plate 12 of the single fixture 10 with the top plate are shifted from each other in the direction in which their line of sight faces, and the work areas WL and WR are not concerned about the presence of adjacent users. You can work comfortably towards

  In the combination fixture according to this embodiment, the lower portion of the backrest 23 of the chair 20 is supported by the corrugated floor 1 via the support arms 21 and 21, and the upper portion of the backrest 23 is the rear fixture 10 with the top plate. Therefore, even if there is a load input to the backrest 23 from the rear seat side, the upper side swing of the backrest 23 can be strongly suppressed. Moreover, in the case of this combination fixture, since the backrest 23 is installed on the corrugated floor 1 via the support arms 21 and 21 separately from the rear fixture 10 with the top plate, the backrest 23 is installed on the rear top fixture. Unlike the case of adopting a structure that is supported by being suspended by 10, the degree of freedom of design that focuses on the seating feeling and design of the backrest 23 can be increased.

  Further, in the combined fixture according to this embodiment, the fixture 10 with the top plate on the rear side is installed in the high level part of the corrugated floor 1, and the chair 20 on the front side is installed in the low level part of the corrugated floor 1, As shown in FIG. 7, the height when the user's foot seated on the chair 20 in the rear seat is swung forward is the height corresponding to the curved portion 42 of the backrest 23 of the front chair 20. However, in the combination furniture of this embodiment, the footrest space 43 is secured between the backrest 23 and the furniture 10 with the top plate on the rear side by the curved portion 42 of the chair 20 on the front seat, so that it is seated on the rear seat. The possibility of the user's feet touching the backrest 23 becomes lower.

  Furthermore, in the combined furniture according to the embodiment, the left and right ends on the lower side of the backrest 23 of the chair 20 are supported on the corrugated floor 1 via the support arms 21 and 21, and the approximate center in the left and right direction on the upper side. Since the portion is fixed to the back-equipped table 10, the backrest 23 can be supported by the fixed structure in a balanced manner in the vertical and horizontal directions. For this reason, even if a load is input to the backrest 23 from the rear seat side, the load can be dispersed with a good balance.

  Further, in the case of the combined fixture according to this embodiment, since the curtain plate 13 covering the lower part of the front portion of the top plate 12 is attached to the fixture 10 with the top plate, the upper part of the backrest of the front seat is arranged on the curtain plate 13. It can be stably supported on a wide surface, and the curtain plate 13 can physically block the feet of the user seated in the rear seat from coming into contact with the backrest 23.

  Furthermore, in the case of this embodiment, the backrest 23 is provided with a tension material 41 having elasticity. Therefore, even if a load is input to the backrest 23 from behind, an impact caused by the load input Can be absorbed by the upholstery material 41 and can be made difficult to be transmitted to the seated person.

  Further, in the case of this embodiment, since the mesh-like tension member 41 having air permeability is used for the backrest 23, the curved portion 42 of the backrest 23 and the back and back of the user seated on the chair 20 are provided. Air circulates satisfactorily through the tension member 41 from the forefoot space 43 between the rear fixtures 10 with the top plate. Therefore, with this configuration, it is possible to improve the efficiency of indoor air conditioning, and to prevent the waist and back of the user seated on the chair 20 from being stuffy.

In addition, this invention is not limited to said embodiment, A various design change is possible in the range which does not deviate from the summary. For example, the furniture and chair with a top plate of the above embodiment, the front end surface of the top plate and the curtain, and the width direction of the chair are inclined rearward toward the stairway, the top plate and the curtain The front end surface of the chair and the width direction of the chair may be configured to face forward without being inclined.
Moreover, in said embodiment, although the chair 20 is fixedly installed in the front part vertical surface 1b of a floor part via a pair of support arms 21 and 21, the chair 20 stands upright on the horizontal surface of a floor part. The fixed pedestal may be fixed to the floor. Further, in the above embodiment, only the upper part of the backrest 23 of the chair 20 is fixed to the front surface of the curtain plate 13 of the table-top fixture 10. You may make it fix to.

DESCRIPTION OF SYMBOLS 1 Step floor 10 Fixture with a top plate 11 Leg member 12 Top plate 13 Curtain plate 20 Chair 21 Support arm (leg part)
23 Backrest 41 Upholstery (back support member)
42 Curved part 43 Foot clearance

Claims (6)

A fixture with a top plate having a top plate supported by a leg member, and a chair installed behind the top plate of the fixture with the top plate,
In the combination fixture used in which the fixture with the top plate and the chair form a set, and a plurality of sets of the fixture with the top plate and the chair are arranged in the front-rear direction,
The furniture with the top plate and the chair are individually installed on the floor portion in the facility,
The chair has a backrest that supports the back of the user;
A lower part of the backrest is supported by a leg part fixed to the floor part, and an upper part is attached to the rear-equipped equipment with a top plate. The floor portion is constituted by a stepped step floor,
The furniture with the top plate and the chair in front of the furniture with the top plate are arranged such that the furniture with the top plate on the rear side is installed at a high level part of a stepped step floor, and the chair on the front side is Installed in the lower part of the corrugated floor lower than the higher part,
The backrest of the chair is provided with a curved portion that curves forward at a location corresponding to the user's waist so as to secure a foot clearance between the back and the top-equipped furniture. The combination fixture according to claim 1.   The combination fixture according to claim 2, wherein the backrest includes a back support member made of a stretchable material having air permeability.   The backrest is characterized in that both the left and right side portions on the lower side are supported by the legs, and the substantially central portion in the left and right direction on the upper side is attached to the fixture with the top plate on the rear side. Item 4. A combination fixture according to any one of Items 1 to 3. The fixture with a top plate includes a curtain plate that covers a lower front portion of the top plate,
The upper part of the said backrest is attached to the said curtain board of the said fixture with a top plate of the back side, The combination fixture of any one of Claims 1-4 characterized by the above-mentioned.   The combination backpack according to any one of claims 1 to 5, wherein the backrest includes a back support member made of a tension material having elasticity.

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