JP6508826B2 - Chair unit - Google Patents

Description

  The present invention relates to a chair unit including a wire connection unit for performing communication, energization, and the like.

As a chair which belongs to the said technical field, what is indicated by the following patent documents 1 is known, for example.
In the chair disclosed in this document, the upper part of a pair of leg members erected on the floor and supporting the backrest and the seat is an armrest, and at the rear of the upper surface of the armrest, a wire connection part for a seated person The outlet is mounted facing upwards. Thus, the seated person can energize the external electric device through the outlet. Further, if the wiring connection portion is a LAN port, communication and the like using an external electric device can be performed via the LAN port.

JP, 2013-094258, A

By the way, the chair disclosed in the above-mentioned document is supported by the leg member in a storage state in which the memo stand is substantially vertical. The memo stand makes it possible to perform simple writing work and spread documents while sitting, and is biased by the weight of the memo stand main body by pivoting from the substantially horizontal use state. Displace to storage state in the state.
In this manner, the wiring leading to the wiring connection portion rises up from the floor surface, passes through the inside of the leg member, and reaches the wiring connection portion with respect to the leg member into which the article is taken in and out. That is, since the wiring extending from the wiring connection portion is installed in the leg member for inserting the memo stand, it is necessary to prevent the wiring from being broken due to interference with the memo stand, and improvement is required. .

  Therefore, the present invention is a chair unit capable of eliminating interference between the wiring and the article, preventing breakage of the wiring and making the article storage space wider even when the wiring is installed in the leg member into which the article is taken in and out. I will provide a.

A chair unit according to the present invention includes: a chair body including a pair of legs that stand on a floor surface spaced apart in the width direction of the chair; and a seat disposed between the pair of legs; An apparatus connection portion provided on the main body for electrically connecting an external device, wherein at least one of the pair of legs forms an article storage space into which an article can be taken in and out from the outside An in-leg duct member is formed as a box-like leg and in the box-like leg, a wire insertion space through which a wire extending from the device connection portion is inserted is formed separately from the article storage space.
According to this configuration, the in-leg duct member which is separated from the article storage space to form the wiring insertion space is provided in the inside of the box-like leg forming the article storage space, whereby the articles taken in and out of the article storage space Interference with the wiring inserted into the wiring insertion space can be eliminated. As a result, damage to the wiring due to interference with the article can be prevented, and the article storage space can be made as wide as possible.

In the chair unit, an opening for allowing articles to be taken in and out of the article storage space is formed at the front of the box-like leg, and the rear of the box-like leg extends vertically. In-leg duct members may be provided.
In this case, a wire insertion space extending in the vertical direction is formed at the rear of the leg, avoiding articles coming in and out at the front of the leg, so that the box leg extends from the device connection portion to the floor side. It is possible to determine the installation position of the wires leading up to, and make the article storage space as wide as possible.
In the chair unit, a storage state for storing a top plate in a posture substantially orthogonal to the width direction of the chair in the article storage space, and a posture in which the top plate is substantially horizontal taken out from the article storage space. The table apparatus may be configured to movably support the top plate between the holding state and the use state.
In this case, in the configuration provided with a table device that allows the top plate to be inserted into and removed from the box-like leg, the top plate can be stored in the box-like leg while ensuring the article arrangement space and the size of the top plate as much as possible. Interference between the plate and the wiring in the box-like leg can be prevented.
Further, in the chair unit, the chair body includes a backrest disposed behind the seat body, and the box-like leg includes a pair of side plates disposed on both sides in the width direction of the chair, the pair of the pair At least one of the side plates may be connected to the backrest.
In this case, the box-like leg and the backrest can be connected to form a chair body with high rigidity.

In the chair unit, the lower end of the box-like leg is fixed to the floor, and the lower part of the in-leg duct member has a depth of the chair inside the box-like leg and under the article storage space. The lower leg in the direction of the leg may be detachably fixed, and the lower leg in the leg may be configured to cover the fixing portion for fixing the box-like leg to the floor from above to separate it from the article storage space .
In this case, the fixed part on the floor surface is accessed from the article storage space side to make the box-like leg detachable, and the fixed part on the floor surface is separated from the article storage space to eliminate the exposure of the fixed part. As well as eliminating the interference between the articles taken in and out of the article storage space and the fixed portion, the appearance can be improved.
In the chair unit, the chair main body may be configured to include a rear shielding portion that shields the rear of the wire insertion space.
In this case, the backward exposure of the wire inserted into the wire insertion space can be prevented by using a part of the chair body.
Further, in the chair unit, the boxy leg includes a pair of side plates disposed on both sides in the width direction of the chair, and the in-leg duct member includes a base extending in the width direction of the chair between the pair of side plates. The configuration may be provided.
In this case, the in-leg duct member can function as a strength member between the pair of side plates. In addition, even if the duct member in the leg is not connected (fixed) to the side plate, it is possible to suppress the runout (vibration, deflection, etc.) of the side plate to a certain extent.
In the chair unit, the in-leg duct member may have a cross-sectional view gate shape having a pair of upright portions on both sides of the base.
In this case, the strength of the in-leg duct member itself can be increased.
In the chair unit, the pair of upright portions may be connected to the pair of side plates, respectively.
In this case, the strength of the entire leg member can be increased.

  According to the present invention, even when the wiring is installed in the leg member into which the article is put in and out, the chair capable of eliminating the interference between the wiring and the article, preventing the breakage of the wiring and widening the article storage space A unit can be provided.

It is the perspective view which looked at the chair unit in the embodiment of the present invention from the front side. It is a front view of the said chair unit. It is a top view of the above-mentioned chair unit. It is a side view of the above-mentioned chair unit. It is the perspective view which looked at the said chair unit from the back side. It is a perspective view of the state which removed the 1st side panel of the leg part of the said chair unit. It is a side view of FIG. It is a perspective view which shows the modification of the in-leg duct member of the said leg part. It is a perspective view around the shielding member below the seat of the above-mentioned chair unit. It is a perspective view around electric parts under the seat of the above-mentioned chair unit.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In the following description, front, rear, left and right, and up and down directions are based on a seated person who is seated on the back of a chair with his back to the back. Further, the "front" of the seated person is indicated by an arrow FR in the figure, "upper" is indicated by an arrow UP in the figure, and "left" is indicated by an arrow LH.

  As shown in FIGS. 1 to 5, a plurality of chairs 1 of the present embodiment are fixedly installed on a floor F of a building, for example, in a theater, an auditorium, a hall, a conference hall, a waiting room, and the like. A plurality of chairs 1 (tripods in the figure) are aligned in the left-right direction (width direction), these are integrally connected to form a connecting chair 100, and a plurality of connecting chairs 100 are installed side by side in the front-rear direction.

  Each chair 1 comprises a pair of legs 2 spaced apart in the width direction of the chair 1 and standing on the floor F, a flip-up type seat 3 disposed between the pair of legs 2, and a seat It comprises a backrest 4 which is disposed behind the body 3 and stands up, and an armrest 5 provided on the upper part of each leg 2. A chair body 6 as a structure for receiving a load of a seated person in the chair 1 is configured including the leg 2, the seat 3, the backrest 4 and the armrest 5.

  With reference to FIG. 6 and FIG. 7, each leg 2 is configured by opposingly arranging a pair of side plates 8 and 9 standing upright so as to be orthogonal to the width direction of the chair 1 with an interval in the width direction. Hereinafter, among the pair of side plates 8 and 9, one located on the left side of the leg 2 is referred to as a first side plate 8 and one located on the right side of the leg 2 is referred to as a second side plate 9.

  The first side plate 8 is formed, for example, by bending a steel plate. The first side plate 8 has, for example, a side surface portion 8a having an inverted trapezoidal shape whose lower side is narrow in side view, and an upper surface portion 8b and a lower surface portion 8c bent substantially horizontally from the upper end edge of the side surface portion 8a and An upper inner flange 8d extending downward from the right side edge of the upper surface 8b and a lower inner flange 8e bent and extended upward from the right edge of the lower surface 8c.

  The second side plate 9 is formed in a flat plate shape having an inverted trapezoidal shape substantially the same shape as the side surface portion 8 a of the first side plate 8 using a steel plate similar to the first side plate 8. The upper inner flange 8d of the first side plate 8 abuts on the upper portion of the second side plate 9 and is joined by welding or the like. The lower inner flange 8e of the first side plate 8 abuts on the lower portion of the second side plate 9 and is joined by welding or the like.

The in-leg duct member 10 formed of a steel plate similar to the side plates 8 and 9 is sandwiched between the rear portion of the side surface portion 8 a of the first side plate 8 and the rear portion of the second side plate 9. Between the rear portions of the first side plate 8 and the second side plate 9 are connected by welding or the like through the in-leg duct member 10.
The side plates 8 and 9 and the in-leg duct members 10 form a box-like frame body 11 made of a steel plate that opens forward in the legs 2. Details of the in-leg duct member 10 will be described later.

  Referring also to FIG. 1, the lateral surface 11a in the width direction of the frame body 11 (the left side surface of the first side plate 8 and the right side surface of the second side plate 9) is made of, for example, wood (including plywood or wood material) or resin The decorative board 12 made of is attached. A wooden or resin armrest 5 similar to the decorative plate 12 is attached to the upper surface of the frame body 11. The upper portion of the leg 2 constitutes a support of the armrest 5. The upper portion of the leg 2 and the armrest 5 also function as a partition between adjacent seats adjacent in the left-right direction above the seating surface 3a in use. Each leg 2 (frame 11) is fixed to the floor F by an anchor bolt AN or the like, with its lower end in contact with the floor F.

  The seat body 3 is used in a state where the seating surface 3a is substantially horizontal between the left and right legs 2 (indicated by reference numeral 3 in the figure) and a storage state in which the front side is displaced upward and the seating surface 3a is erected (figure It is provided so as to be rotatable between the middle code 3 'and the middle code 3). The seat body 3 includes a seat cushion 3b forming the seating surface 3a, a seat frame (not shown) for supporting the seat cushion 3b, and a lower panel 3c covering the lower surface 3d opposite to the seating surface 3a of the seat frame. Have.

  Referring also to FIG. 4, the rear end of the seat body 3 in use is supported by the shaft support portions 14 of the left and right legs 2 via the support shaft 13 extending in the left-right direction. The seat body 3 pivots about the support shaft 13 so as to displace the front end portion on the front side in use state up and down. For example, a biasing mechanism (not shown) is provided around the support shaft 13 to bias the seat body 3 to the stored state. The code | symbol C1 shows the center axis line of the support shaft 13 in the figure.

  The support shaft 13 is formed of, for example, a square steel pipe. The right end of the support shaft 13 is fixedly supported by the shaft support 14 fixed on the left side of the first side plate 8, and the left end of the support shaft 13 is fixed on the right side of the second side plate 9. It is fixedly supported by the shaft support 14.

  Referring to FIGS. 1 and 4, the backrest 4 is disposed between the rear portions of the left and right legs 2 so as to be inclined backward with respect to the vertical direction. The backrest 4 includes a back cushion 4b forming a backrest surface 4a and a back base plate 18 supporting the back cushion 4b from the rear. The back cushion 4b is formed as a convex top 4c in a position lower than the middle upper and lower portions of the backrest surface 4a so as to easily support the lower back of the seated person from behind.

The back base plate 18 has a flat plate shape along a plane inclined backward with respect to a vertical plane orthogonal to the front-rear direction, and is provided in a rectangular shape long in the vertical direction in front view. At the lower part of the back base plate 18, a rear wall 18 a extending to the ground surface F or in contact with the floor surface F is provided between the pair of legs 2. The rear wall portion 18 a shields from the rear an electric component 35 described later disposed below the seat 3.
Referring to FIG. 5, a baseboard 19 a is mounted on the lower end rear side of the back base plate 18 (rear wall 18 a), and an outlet 19 b facing the back of the chair 1 is installed. A retractable hook 19 c is installed at the upper left rear center of the back base plate 18 and at the center.

  Referring to FIG. 6, the rear portions of the left and right legs 2 of the chair 1 are connected and fixed to the left and right sides of the back base plate 18 via a pair of connection brackets 21 respectively. The connection bracket 21 is bent in the left and right direction from the rear end position of the side surface portion 21a disposed along the outer side surface 11a of the leg 2 (frame body 11) and the rear end portion of the side surface portion 21a. And a rear surface portion 21b extending. The side surface portion 21a is fixed to the outer surface 11a of the frame body 11 by fastening or the like using a welding bolt 10e described later, and the rear surface portion 21b is fixed to the front face of the back base plate 18 by fastening or the like using an appropriate fastener. Be done.

  Here, referring to FIG. 5, both sides of the back base plate 18 of each chair 1 are fixed so as to close part or all of the rear surface of the leg 2. Thereby, the both sides of the back base board 18 function as the back shielding part 18c which shields the back of the wiring insertion space K2 in the duct member 10 in a leg. The rear shielding portion 18c may be configured such that at least one rear end portion of the left and right side plates 8 and 9 is bent sideways, or a cover of another member is fixed to the rear surface side of the leg 2.

  6 and 7, the in-leg duct member 10 in the leg 2 is formed in a vertically extending strip shape using a steel plate similar to the side plates 8 and 9. As shown in FIG. The in-leg duct member 10 extends in the up-down direction along the width direction in the lateral direction, and is appropriately bent and formed in a side view. The in-leg duct member 10 is bent substantially vertically from the upper end of the inclined extension 10a which is disposed in front of the rear edges of the side plates 8, 9 and substantially in parallel with the rear edge. And an upper extending portion 10b extending upward. The inclined extension 10 a and the upper extension 10 b of the in-leg duct member 10 constitute a base extending parallel to the left-right direction between the side plates 8 and 9.

  Left and right joint flanges 10c are bent rearward and extend from the left and right side edges of the inclined extension 10a. The left and right upper joint flanges 10d are bent rearward and extend from the left and right side edges of the upper extending portion 10b. The left and right joint flanges 10c and the left and right upper joint flanges 10d are respectively joined to the inner side surfaces of the side plates 8 and 9 by welding or the like. The left and right joint flanges 10c and the left and right upper joint flanges 10d of the in-leg duct member 10 constitute a pair of upright portions on both sides of the base. The cross-sectional shape of the in-leg duct member 10 is formed in a gate shape that opens rearward by the base and the pair of upright portions.

  In addition, as a connection structure with respect to each side plate 8 and 9 of each joining flange 10c and 10d, as shown in FIG. 8, hook-shaped notch 10c1 and 10d1 are formed in each joining flange 10c and 10d, respectively, and these each notch 10c1 and 10d1 may be configured to be locked from above to locking pins 10e1 such as a plurality of bolts fixed to the side plates 8 and 9, respectively. In this case, the maintainability of the wire insertion space K2 in the in-leg duct member 10 is enhanced compared to the case where the joint flanges 10c and 10d are welded to the side plates 8 and 9, respectively. Further, even if the in-leg duct members 10 are not fixed to the side plates 8 and 9, the in-leg duct members 10 having a gate-shaped cross section are sandwiched between the side plates 8 and 9. Raging (vibration, bending, etc.) can be suppressed to a certain extent.

Returning to FIG. 6 and FIG. 7, welding bolts 10e are fixed to the left and right joint flanges 10c and the left and right upper joint flanges 10d, respectively, with the screw shafts projecting outward of the legs 2. The screw shaft of each welding bolt 10 e protrudes through the side plates 8 and 9 to the outside of the leg 2. Each welding bolt 10 e can fix the side surface portion 21 a of the connection bracket 21 to the outer side surface 11 a of the frame body 11.
The in-leg duct member 10 closes the space between the side plates 8 and 9 from the rear and opens it to the front. At the front of the leg 2, an opening 2a is formed which allows the article storage space K1 to be accessed from the front.

  With reference to FIGS. 1 to 5, in the connecting chair 100, the article storage space K <b> 1 of the leg 2 on one side (right side in the present embodiment) is allocated to each chair 1 so as to be usable. The legs 2 on the left and right sides (the left side in this embodiment) of each chair 1 form an article storage space K1 of the chairs 1 aligned on the left and right other sides. That is, in each chair 1, the right one of the pair of left and right legs 2 is assigned to be available to the seat occupant. Hereinafter, the leg 2 made available to a seated person may be referred to as a box-like leg 2 of the chair 1.

  Of the connecting chair 100, the leg 2 located on the left / right other side (left side) has the same configuration as the other legs 2, but for example, the opening 2a at the front of the leg 2 is closed by the closing member 2b This limits the use of the interior space. In addition, the said leg 2 is good also as opening the opening part 2a like the other leg 2 and utilizing internal space.

The in-leg duct member 10 forms a wiring insertion space K2 for inserting the in-leg wiring 31 extending from the device connection portion 30 described later in the leg 2 apart from the article storage space K1.
A lower part of the in-leg duct member 10 is a bolt 22b (see FIG. 8), etc., in which the in-leg lower cover member 22 extends obliquely downward in the leg 2 and under the article storage space K1. Are detachably fixed by

  Here, the anchor bolt AN for fixing the lower end of the leg 2 to the floor surface F penetrates the lower surface portion 8 c of the first side plate 8 and protrudes inside the leg 2. By screwing and tightening a nut from inside the leg 2 to the anchor bolt AN, the leg 2 is fixed to the floor surface F from the inside. The anchor bolt AN and the lower surface portion 8 c constitute a leg fixing portion 23 that fixes the leg 2 to the floor surface F.

  In the leg 2, the leg fixing portion 23 is covered from above by a lower leg lower cover member 22 extending from the back side (rear side) in the depth direction of the chair 1 to the front side (front side). The peripheral space of the leg fixing portion 23 and the article storage space K1 are separated by the lower leg cover member 22. The front lower end of the leg inner lower cover member 22 is provided with a front lower flange 22a that bends rearward (see FIGS. 6 and 7). As a result, a lower surface in contact with or close to the floor surface F is formed at the front lower end of the lower leg cover member 22.

Referring to FIGS. 6 and 7, each chair 1 includes a movable table device 25 capable of storing the top 26 in the box-like leg 2.
The table device 25 includes, for example, a frame of the box-like leg 2 via a pivoting mechanism 27 having a first pivoting axis 27a along the left-right direction and a second pivoting axis 27b orthogonal to the first pivoting axis 27a. It is supported by the upper part of the body 11. The top board 26 is stored between the storage state stored in the article storage space K1 in a posture substantially orthogonal to the width direction of the chair 1 and the use state taken out from the article storage space K1 and held in a substantially horizontal posture. Is rotatably supported.

  In the figure, reference numeral 26 denotes a top plate 26 in the storage state, and reference numeral 26 ′ in the figure denotes a top plate in the intermediate state taken out from the front upper side of the leg 2 by pivoting about the first pivot shaft 27a from the storage state. 26, the reference numeral 26 ′ ′ in the figure is in a use state where it is disposed approximately horizontally in front of and above the seat body 3 by pivoting around the second pivot shaft 27b disposed along the front-rear direction in the intermediate state. The top 26 is shown respectively.

  With reference to FIG. 1 and FIG. 3 together, at the rear of the armrest 5, there is provided a device connection portion 30 which enables external devices to be electrically connected. The device connection unit 30 is, for example, a wiring socket such as an outlet (plug receiver) for inserting a plug for power supply. For example, in addition to an AC 100 V outlet, the wiring socket may be a wiring socket such as a port for LAN (Local Area Network), USB (Universal Serial Bus), etc. or a jack. Further, the wiring insertion port is not limited to one bit, and may be plural. Furthermore, although the wiring insertion opening of the present embodiment is configured to open upward (that is, the insertion plug is inserted from above), the wiring insertion opening may be open in any of the front, rear, left, right, below, and diagonal directions. In addition, there may be a wire insertion opening that opens behind the backrest 4.

  In the present embodiment, the device connection portion 30 is provided only on the armrests 5 of some of the chairs 1 of the connecting chair 100. However, the device connection portion 30 may be provided on only the armrests 5 of all the chairs 1. Moreover, you may provide not only the armrest 5 but the apparatus connection part 30 in the suitable place which the seating person in the chair main body 6 can access easily in the floor surface F upper direction. Here, when the device connection portion 30 is provided at the rear of the armrest 5, the seat occupant can easily access and the arms placed on the armrest 5 are less likely to interfere with each other, and the device can also be mounted on the armrest 5. preferable. At this time, it is preferable that the back of the armrest 5 be shielded by the backrest 4 or the like in terms of tamper prevention.

  Referring to FIGS. 9 and 10, in each chair 1, an electric component 35 connected to the device connection unit 30 is disposed below the seat 3. Here, in each chair 1, the chair main body 6, the device connection portion 30 and the in-leg wiring 31, the electric component 35 under the seat 3, and the pair of legs 2 under the seat 3 are provided. And a shielding member 40 for shielding the electric component 35, and the chair unit 1A is configured.

  The electric component 35 includes an electric device 37 such as a power supply unit (power converter) and various connection boxes (relay terminal box) in addition to the floor wiring 36 laterally fed in the width direction on the floor surface F. The electric device 37 is energized by an underfloor wire 36a (see FIG. 10) extended from under the floor, and constitutes an electrical component 35 together with the on-floor wire 36 leading to the device connection portion 30 through the in-leg wire 31. Moreover, the structure without the underfloor wiring 36a (for example, when the electric apparatus 37 is a battery, etc.) may be sufficient. When the device connection unit 30 is for communication, the electrical device 37 includes a communication device such as a router.

  The shielding member 40 forms an electric component arrangement space K3 (second arrangement space) communicating with the lower portion of the wire insertion space K2 (first arrangement space) in the in-leg duct member 10 with the floor surface F. The shielding member 40 is provided with a flat plate-like inclined portion 41 which is inclined forward and downward below the seat body 3. The inclined portion 41 is provided in the form of a slope that covers the electrical component 35 from above and places the front end on the floor surface F or is brought into proximity thereto. As a result, it is possible to eliminate the level difference that the seat occupant's leg hits from the front end of the shielding member 40 and to improve the ease of cleaning below the seat body 3.

  With reference to FIG. 6 and FIG. 7 together, a rear upper flange 42 which is bent upward and extends along the front surface of the rear wall 18 a of the back base plate 18 is formed at the rear edge of the inclined portion 41. The rear upper flange 42 is fixed to a fastening hole 18 b provided in the rear wall 18 a including a fastening hole using a suitable fastener. The rear upper flange 42, together with the fastening hole 18b of the rear wall 18a, constitutes a back side fixing portion 43 for fixing the shielding member 40 to the backrest 4. When the shielding member 40 is fixed to the backrest 4 and the operator performs the work of attaching and detaching the shielding member 40 from the front side of the chair 1 not blocked by the back base plate 18, the operator visually checks the back fixing part 43 in front It becomes accessible to the back side fixing | fixed part 43, and attachment or detachment of the shielding member 40 is made easy.

  When the shielding member 40 is fixed, the front edge 41 a of the inclined portion 41 abuts on or approaches the floor surface F, and the side edges 41 b of the inclined portion 41 abuts on or approaches the inner surface of the leg 2. Thus, an electric component disposition space K3 extending in the left-right direction surrounded by the inclined portion 41, the floor surface F and the rear wall portion 18a is provided under the rear of the shielding member 40 between the inner side surfaces of both legs 2. Be The left and right end portions of the electric component disposition space K3 communicate with the lower portion of the wire insertion space K2 which is divided by the in-leg duct member 10 in the leg 2 and in which the in-leg wire 31 can be inserted. Through these spaces, it is possible to easily pass lines from the electrical components 35 below the seat 3 to the device connection portion 30 disposed at an appropriate position of the chair body 6. For example, a rectangular wiring insertion hole 7a is formed in the side plate of the leg 2, and a relatively small diameter wiring insertion hole 12a is formed in the decorative plate 12 at a position overlapping the wiring insertion hole 7a. Each of the wiring insertion holes 7a and 12a is provided at a position overlapping the electric component arrangement space K3 in a side view. It becomes possible to send the on-floor wiring 36 between the electric component arrangement spaces K3 of the adjacent chairs 1 through the wiring insertion holes 7a and 12a. In the figure, reference numeral 12 b denotes an opening for avoiding the shaft support portion 14 of the side plate in the decorative plate 12.

  The communication line between the device connection portion 30 and the electrical component 35 is performed with the chair main body 6 installed on the floor surface F. At this time, for example, on the floor F below the seat body 3 of the chair 1, the electric wire 35 for radiating heat such as a power supply unit is disposed on the floor F below the seat 3 of the chair 1 only. For example, a plurality of ventilation holes 40 a are formed in the inclined portion 41 in the shielding member 40 (indicated by reference numeral 40 ′ on the right side in FIG. 2) that shields the electrical component 35 that dissipates heat.

  The dorsal fixing portion 43 for fixing the shielding member 40 is disposed below the lower end of the seat 3. Specifically, the shielding member 40 is disposed below the lower surface 3d of the seat 3 in use, and is disposed below the lower end 3e of the seat 3 in the stored state. Thereby, the shielding member 40 can be attached and detached without removing the seat 3. Further, even when the seat 3 is in the stored state, the worker can easily come close to the back side fixing portion 43 when attaching and detaching the shielding member 40 from the front side of the chair 1 not blocked by the back base plate 18 Is good.

  As shown in FIG. 9, a front lower flange 44a may be provided which is bent rearward from the front edge 41a of the inclined portion 41 of the shielding member 40 to form a downward facing surface on the floor surface F that is in contact with or close to the floor surface F. In this case, damage to the floor surface F is suppressed as compared with the case where only the front edge 41a of the inclined portion 41 abuts on the floor surface F. The front lower flange 44a may be fixed to the floor surface. When the shielding member 40 is fixed to the floor surface F by the front lower flange 44a etc., the back side fixing portion 43 is eliminated and the shielding member 40 is not fixed to the chair main body 6 (separate from the chair main body 6 and independent) Good.

  Further, a leg side fixing portion 44b (only a flange on the side of the shielding member 40 is shown in the figure) may be provided to fix the side edge 41b of the inclined portion 41 of the shielding member 40 to the outer surface of the leg 2. The leg side fixing portion 44b is provided with a plurality of hook-like notches in the flange on the side of the shielding member 40 in the same manner as the in-leg duct member 10 shown in FIG. Each of the plurality of locking pins fixed to the leg 2 may be locked from the upper side. In this case, compared with the case where the flange is fastened to the leg 2, the maintainability of the electric component arrangement space K3 in the shielding member 40 is enhanced. In addition, even in the case of using a fastener, since the shielding member 40 can be attached and detached by accessing the leg side fixing portion 44b located closer to the back side fixing portion 43 from the front side of the chair 1, workability is good.

As described above, the chair unit 1A in the above embodiment is disposed between the pair of legs 2 and the pair of legs 2 standing apart on the floor surface F while being separated in the width direction of the chair 1 A chair body 6 including a seat body 3; and a device connecting portion 30 provided on the chair body 6 and capable of electrically connecting an external device, at least one of the pair of legs 2 being A box-like leg 2 is formed to form an article storage space K1 in which articles can be taken in and out from the outside, and a wire is inserted through the in-leg wire 31 extending from the device connection portion 30 into the box-like leg 2. An in-leg duct member 10 is provided which separates the space K2 from the article storage space K1.
According to this configuration, the in-leg duct member 10 forming the wire insertion space K2 is provided in the interior of the box-like leg 2 forming the article storage space K1 so as to be separated from the article storage space K1. It is possible to eliminate the interference between the articles taken in and out and the in-leg wires 31 inserted in the wire insertion space K2. Thus, damage to the in-leg wiring 31 due to interference with an article can be prevented, and the article storage space K1 can be made as wide as possible.

In the chair unit 1A, an opening 2a is formed at the front of the box-like leg 2 so that articles can be taken in and out of the article storage space K1, and a leg extending vertically in the rear of the box-like leg 2 An inner duct member 10 is provided.
According to this configuration, the wire insertion space K2 extending in the vertical direction is formed at the rear of the box-like leg 2 avoiding the articles taken in and out at the front of the box-like leg 2 from the device connection portion 30 The installation position of the wiring extending in the box-like leg 2 to the floor F side can be determined, and the article storage space K1 can be made as wide as possible.
Moreover, in the structure provided with the table apparatus 25 which enables the top plate 26 to be taken in and out from the box-like leg 2, the top plate 26 can be box-like leg while securing the size of the article storage space K1 and the top 26 as much as possible. Interference with the table-top 26 and the in-leg wiring 31 can be prevented when stored in the body 2.
Furthermore, the chair body 6 includes the backrest 4 disposed behind the seat body 3, and the box-like leg 2 has at least one of the pair of side plates 8, 9 disposed on both sides in the width direction of the chair 1 back Since the box-like leg 2 and the backrest 4 are connected to each other, the chair body 6 having a high rigidity can be formed.

In the chair unit 1A, a lower leg inner cover member 22 extending in the depth direction of the chair 1 in the box-like leg 2 and below the article storage space K1 is detachably fixed to the lower portion of the in-leg duct member 10. The leg inner lower cover member 22 covers the leg fixing portion 23 for fixing the box-like leg 2 to the floor F from above and separates it from the article storage space K1.
According to this configuration, the leg fixing portion 23 is accessed from the article storage space K1 side to make the box-like leg 2 detachable, and then the leg fixing portion 23 and the article storage space K1 are separated and the fixing portion As a result, it is possible to improve the appearance as well as to eliminate the interference between the fixed part and the articles taken in and out of the article storage space K1.

Further, the chair unit 1A is provided under the seat body 3 and connected between the pair of legs 2 under the seat body 3 and the electric component 35 disposed under the seat body 3 and connected to the device connecting portion 30. And a shielding member 40 for shielding the component 35.
According to this configuration, the electric component 35 including the wiring connected to the device connection portion 30 is disposed on the floor surface around the chair 1 by using the empty space below the seat body 3. Can be suppressed.
In addition, the space across the entire width between the pair of legs 2 can be used as a placement space for the electrical component 35, and the electrical component 35 to be placed can be covered by the shielding member 40.

Then, it is possible to bring the wiring to the device connecting portion 30 with the space extending between the pair of legs 2 below the seat body 3 as the relay position, and the wiring insertion portion of the chair main body 6 directly from the floor surface F As compared with the configuration in which the wires are passed through, the installation work of the chair 1 and the wires can be facilitated.
In addition, in the case where the connection chair 100 is connected to a plurality of device connection units 30, in the space below the seat body 3, besides the wiring, a power supply unit (power converter), various connection boxes (relay terminal box), etc. However, these electrical components 35 can be easily disposed, and the installation operation can be further facilitated.
Furthermore, while using the space under the seat 3 as a placement space for the electrical component 35, the electrical component 35 is protected from disturbances such as the seat occupant's leg hitting the electrical component 35, and the appearance under the seat 3 and Cleanability can be improved.

In the lower part of the backrest 4, the chair unit 1A is provided with a rear wall 18a extending between the pair of legs 2 and extending to the ground surface F or coming close to the floor surface F, and the rear wall 18a is shielded The electrical component 35 is shielded together with the member 40.
According to this configuration, the electric component 35 below the seat 3 is shielded from the rear by the back wall 18 a below the backrest 4, and the electric member is shielded from the front and the top by the shielding member 40. While forming a tunnel-like component arrangement space extending in the width direction to enhance the protection of the electric component 35, it is possible to easily connect the adjacent chairs 1 as well.
In addition, when installing a plurality of chairs 1 side by side in the width direction, even if the wiring is installed straddling the plurality of chairs 1 (when the wires are connected to the plurality of device connection portions 30) It can be easily extended and installed in the direction. In addition to the wiring, electrical components 35 such as a power supply unit (power converter) and various connection boxes (relay terminal box) can be easily disposed below the seat body 3.

Further, in the chair unit 1A, the in-leg duct member 10 extends in the vertical direction to form a wire insertion space K2 in which the in-leg wire 31 can be inserted, and the shielding member 40 is connected between the floor surface F and An electric component disposition space K3 communicating with the lower portion of the insertion space K2 is formed.
According to this configuration, through the wiring insertion space K2 extending in the vertical direction in the leg 2 and the electric component arrangement space K3 which is covered by the shielding member 40 and extends in the width direction of the chair 1, Wiring can be easily installed from the part 35 to the device connection portion 30 disposed at an appropriate position of the chair main body 6.

The present invention is not limited to the above embodiment. For example, in the above embodiment, the chair unit 1A is applied to the connecting chair 100 in which a plurality of chairs 1 are connected side by side, but is not limited thereto. 1A may be applied to a single chair 1.
The article storage space K1 of the leg 2 may be configured to store a load or the like instead of the table device 25.
The device connection unit 30 is exemplified by a wiring socket such as an outlet, a port, and a jack, but may be configured to be electrically connectable to an external device without contact. That is, it may be a power supply unit capable of supplying power to an external device contactlessly by an electromagnetic induction action, or a communication unit capable of contactless communication with an external device via short distance communication.
The configuration may be such that the back base plate 18 is not in contact with or close to the floor surface F, that is, a configuration in which the space is formed only by the shielding member 40. Not limited to the configuration in which the wiring passes through the inside of the leg 2, the wiring may pass through a passage provided in the back base plate 18.
In the case where the back base plate 18 is short and the electric component disposition space K3 is formed only by the shielding member 40, for example, after extending from the front edge 41a of the inclined portion 41 to the rear, Alternatively, it is desirable to form a portion for shielding the rear of the electric component disposition space K3 in the shielding member 40 by providing a portion which is bent downward and extended from the rear upper end of the inclined portion 41 or the like.
And the composition in the above-mentioned embodiment is an example of the present invention, and various change is possible in the range which does not deviate from the gist of the said invention.

1 chair 1A chair unit 2 legs, box-like leg 2a opening 3 seat 4 backrest 5 armrest 6 chair body 8 first side plate (side plate)
9 Second side plate (side plate)
10 in-leg duct member 10a inclined extension (base)
10b Upper extension (base)
10c Joint flange (standing part)
10d Upper joint flange (standing part)
18 back base plate 18a rear wall 18c rear shield 22 inner leg lower cover member 23 leg fixing portion (fixing portion)
25 Table device 26 Top plate 30 Equipment connection part 31 In-leg wiring (wiring)
35 electrical components 40 shielding members 100 articulated chairs F floor surface K1 article storage space K2 wiring insertion space K3 electrical components arrangement space

Claims (9)

A chair body including a pair of legs standing on the floor surface spaced apart in the width direction of the chair, and a seat disposed between the pair of legs;
And a device connection portion provided on the chair body and capable of electrically connecting an external device.
At least one of the pair of legs is a box-like leg which forms an article storage space into which the articles can be taken in and out from the outside,
A chair unit provided with an in-leg duct member which is formed in the box-like leg body so as to separate a wire insertion space for inserting a wire extending from the device connection portion from the article storage space. In the front of the box-like leg, an opening is formed to allow an article to be taken in and out from the article storage space,
The chair unit according to claim 1, wherein the in-leg duct member extending in the vertical direction is provided at a rear portion of the box-like leg.   A storage state for storing a top plate in a posture substantially orthogonal to the width direction of a chair in the article storage space; a use state for taking out the top plate from the article storage space and holding the top plate in a substantially horizontal posture; The chair unit according to claim 1 or 2, further comprising a table device movably supporting the top plate between the two. The chair body includes a backrest disposed behind the seat;
The box-like leg includes a pair of side plates disposed on both sides in the width direction of the chair,
The chair unit according to any one of claims 1 to 3, wherein at least one of the pair of side plates is connected to the backrest. The lower end of the box-like leg is fixed to the floor surface,
A leg inner lower cover member extending in the depth direction of the chair inside the box-like leg and below the article storage space is detachably fixed to a lower portion of the in-leg duct member.
The chair unit according to any one of claims 1 to 4, wherein the leg inner lower cover member covers a fixing portion for fixing the box-like leg to a floor surface from above to separate it from the article storage space.   The chair unit according to any one of claims 1 to 5, wherein the chair main body includes a rear shielding portion that shields the rear of the wire insertion space. The box-like leg includes a pair of side plates disposed on both sides in the width direction of the chair,
The chair unit according to any one of claims 1 to 6, wherein the in-leg duct member includes a base extending in the width direction of the chair between the pair of side plates.   The chair unit according to claim 7, wherein the in-leg duct member has a cross-sectional view gate shape having a pair of upright portions on both sides of the base.   The chair unit according to claim 8, wherein the pair of upright portions are respectively connected to the pair of side plates.

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