JP4727369B2

JP4727369B2 - desk

Info

Publication number: JP4727369B2
Application number: JP2005284238A
Authority: JP
Inventors: 健加賀山
Original assignee: Itoki Corp
Current assignee: Itoki Corp
Priority date: 2005-09-29
Filing date: 2005-09-29
Publication date: 2011-07-20
Anticipated expiration: 2025-09-29
Also published as: JP2007089872A

Description

本発明は、事務等に使用される机に関するものである。 The present invention relates to a desk used for clerical like.

この種の机の構造として、例えば、特許文献１には、机天板の下面のうち四隅を、脚支柱の上端面に取付けたコーナブロックを介して支持すると共に、各脚支柱のコーナブロックには平面視で９０度方向に延びる水平挿入杆を一体的に形成し、この水平挿入杆にアルミ押出材からなる横梁の端部を挿入して後、止着具（ボルト）にて水平挿入杆と横梁とを固定し、この横梁側を机天板の下面に止着具（ボルト）にて固定することが開示されている。 As a structure of this kind of desk, for example, Patent Document 1, the four corners of the lower surface of the desk top panel, as well as supported by the corner blocks on attached to the end face of the leg support post, corner block of each leg strut integrally forming a horizontal insertion rod extending in the direction of 90 degrees in plan view, a later insert the ends of the cross beam ing from extruded aluminum in the horizontal insertion rod, in fastening members (bolts) and fixing the horizontal insertion rod and transverse beams, can be fixed is disclosed in the cross beam side fastening member on the lower surface of the desk top plate (volts).

その場合、亜鉛ダイカスト製のコーナブロックには、アルミ押出材からなる脚支柱の中空状の筒に嵌まる鉛直挿入杆が一体的に設けられており、横方向の止着具（ボルト）にて脚支柱の側壁と鉛直挿入杆とをネジ止めすることで、コーナブロックを抜け不能に固定したものである。
特公平０７−４９０１２号公報 In that case, the corner block made of zinc die-casting is integrally provided with a vertical insertion rod that fits into the hollow cylinder of the leg strut made of aluminum extrusion material. The corner block is fixed so that it cannot be removed by screwing the side wall of the leg column and the vertical insertion rod.
Japanese Patent Publication No. 07-49012

しかしながら、前記特許文献１に開示の机では、脚支柱の上端面とコーナブロックとを垂直姿勢のネジで固定していないから、机天板に水平荷重等の側方荷重が作用したとき、机天板の下面と脚支柱の上端面との間が開くように脚支柱の上端が撓み易くなり、側方荷重に対する抵抗力（コーナブロックと脚支柱との固定強度）が弱いという問題があった。 However, in the desk disclosed in Patent Document 1, since the upper end surface of the leg support and the corner block are not fixed with screws in a vertical posture , when a lateral load such as a horizontal load acts on the desk top plate, the upper end of the leg support post as between open and the upper end surface of the lower surface and the leg support post of the top plate becomes more flexible, resistance to lateral load (fixing strength between the corner block and the leg support post) is disadvantageously weak .

本発明は、上記の従来の問題を解消することを技術的課題とするものである。 An object of the present invention is to solve the above-described conventional problems.

上記の技術的課題を達成するため、請求項１に記載の発明は、机天板と、この机天板を支持する横梁及び複数の脚支柱と、前記各脚支柱と机天板と前記横梁とを連結するための連結体とが備えられている構成において、前記各脚支柱は上向きに開口した筒部を有する一方、前記各連結体は基部ブロックを有しており、前記基部ブロックには、前記横梁の端部を連結する水平アーム部と、前記脚支柱の上面に重なる上部支持部と、前記脚支柱の外側面に外側から重なる側部支持部とを一体的に備えており、前記上部支持部をネジで脚支柱の上面に固定し、前記側部支持部はネジで前記脚支柱の外側面に固定しており、更に、前記連結体の側部支持部と前記脚支柱との間にスペーサ体を介挿している。 In order to achieve the above technical problem, the invention according to claim 1 includes a tabletop plate, a horizontal beam and a plurality of leg columns that support the tabletop plate, the leg columns, the tabletop plate, and the horizontal beam. Each of the leg struts has a cylindrical portion that opens upward, while each of the connection bodies has a base block, and the base block includes A horizontal arm portion connecting the end portions of the cross beam, an upper support portion overlapping the upper surface of the leg strut, and a side support portion overlapping from the outside on the outer side surface of the leg strut, The upper support portion is fixed to the upper surface of the leg strut with a screw, the side support portion is fixed to the outer surface of the leg strut with a screw, and further, the side support portion of the connector and the leg strut A spacer body is interposed between them.

また、請求項２に記載の発明は、請求項１に記載の机において、前記各脚支柱の筒部には、前記連結体の上部支持部を固定するネジがねじ込まれる係合突条部が一体的に形成されていると共に、上下に長い補強部材が挿入されており、前記連結体の側部支持部に貫通した横長のネジを前記補強部材にねじ込むことにより、前記側部支持部を脚支柱に固定している。 The invention according to claim 2 is the desk according to claim 1, wherein an engaging ridge portion into which a screw for fixing the upper support portion of the coupling body is screwed is formed on the cylindrical portion of each leg column. The reinforcing member is integrally formed , and a long reinforcing member is inserted in the vertical direction, and a laterally long screw penetrating the side supporting portion of the coupling body is screwed into the reinforcing member, so that the side supporting portion is legged. It is fixed to the column.

請求項３に記載の発明は、請求項１又は２に記載の机において、前記連結体の基部ブロックには、前記脚支柱の筒部に上から嵌合する位置決めブロックが一体的に突出形成されている。 The invention described in claim 3 is the desk according to claim 1 or 2, the base block of the coupling body, protrudes positioning blocks on whether we fitting integrally with the tubular portion of the leg support post that has been.

請求項４に記載の発明は、請求項１乃至３のいずれかに記載の机において、前記連結体の基部ブロックには、机天板の下面にネジにて固定される補助水平アーム部が一体的に形成されているものである。 According to a fourth aspect of the present invention, in the desk according to any one of the first to third aspects, the base block of the connecting body is integrally provided with an auxiliary horizontal arm portion that is fixed to the lower surface of the desk top plate with a screw . Is formed.

請求項１の発明によれば、脚支柱の上端部に連結体を上面側と外面側とからネジで固定することになるので、従来の取付構造に比べて、固定（取付）強度が大幅に向上するという効果を奏する。更に、連結体の側部支持部と脚支柱との間にスペーサ体を介挿させたので、脚支柱に対する連結体の取付姿勢も一定にでき、また、側部支持部の下端側が大きく撓むことを防止して側部支持部の変形を免れることができるという効果を奏する。 According to the first aspect of the present invention, since the connecting body is fixed to the upper end portion of the leg column with the screw from the upper surface side and the outer surface side, the fixing (mounting) strength is significantly higher than that of the conventional mounting structure. There is an effect of improving. Further, since the spacer body is inserted between the side support portion of the connecting body and the leg column, the attachment posture of the connecting body with respect to the leg column can be made constant, and the lower end side of the side support portion is greatly bent. This has the effect of preventing the deformation of the side support portion.

また、請求項２に記載の発明によれば、ネジで連結体の上部支持部を脚支柱の上端面に直接強固に固定することができる。さらに、脚支柱が補強部材と前記側部支持部とで挟み付けられるので、前記側部支持部と脚支柱の側面とを直接止着具にて締着するのに比べて、取付強度が大幅に向上し、机の剛性が高まるという効果を奏する。 Further, according to according to the invention described in claim 2, Ru can be firmly fixed directly to the upper support portion of the coupling body with a screw on the upper end face of the leg support post. Further, since the leg support post is kicked with scissors between the side support portions and the reinforcing member, as compared to fastened a side surface of the side support portion and the leg support post at direct fastening member, mounting strength It is greatly improved, and the rigidity of the desk is increased.

請求項３に記載の発明によれば、連結体の基部ブロックに位置決めブロックが一体的に突出形成されているので、連結体を脚支柱に取付する位置決め作業が容易になるという効果を奏する。 According to the invention of claim 3, an effect that the connecting body base block positioning block of than that are protruded integrally, positioning work for attaching the connecting member to the leg support post is facilitated.

請求項４に記載の発明によれば、連結体の基部ブロックに補助水平アーム部が一体的に形成されているので、メインの水平アーム部だけで机天板を固定する場合よりも、机天板と脚支柱との固定強度が大幅に向上するという効果を奏する。 According to the invention described in claim 4, in auxiliary horizontal arm portion to the base block of the consolidated body that that are formed integrally, than to fix the desk top plate only horizontal arm portion of the main The fixing strength between the tabletop and the leg column is greatly improved.

以下、本発明の実施形態を、図面を参照しながら説明する。図１〜図１１は第１実施形態を示し、図１は机の全体正面図、図２は机の１つの隅部を示す切欠き斜視図、図３は構成部品の分解斜視図、図４は第１実施形態の連結体の平面図、図５は図４のＶ−Ｖ線矢視図、図６は連結体の斜視図、図７は一部切欠き要部拡大側断面図、図８は図７の VIII −VIII線矢視拡大断面図、図９は図５のIX−IX線矢視拡大断面図、図１０はスペーサ体の斜視図、図１１は脚支柱の下端のアジャスタ取付片を示す斜視図である。なお、図８において脚支柱の断面表示は省略している。
図１２は第２実施形態の構成部品の分解斜視図、図１３は第２実施形態の連結体、脚支柱等の分解斜視図、図１４は連結体の第２実施形態を示す正面図、図１５は連結体の平面図、図１６は連結体の一部切欠き下面図、図１７は図１６のXVII−XVII線矢視断面図、図１８連結体の取付部の側断面図、図１９は図１８のXIX −XIX 線矢視要部拡大側断面図、図２０は脚支柱と連結体の取付け状態を示す斜視図である。 Hereinafter, the embodiment forms state of the present invention will be described with reference to the drawings. 1 to 11 show a first embodiment, FIG. 1 is an overall front view of a desk, FIG. 2 is a cutaway perspective view showing one corner of the desk, FIG. 3 is an exploded perspective view of components, and FIG. Fig. 5 is a plan view of the coupling body of the first embodiment, Fig. 5 is a view taken along line VV in Fig. 4, Fig. 6 is a perspective view of the coupling body, Fig. 7 is an enlarged side sectional view of a principal part. 8 is an enlarged sectional view taken along line VIII-VIII in FIG. 7, FIG. 9 is an enlarged sectional view taken along line IX-IX in FIG. 5, FIG. 10 is a perspective view of the spacer body, and FIG. It is a perspective view which shows a piece . In FIG. 8, the cross-sectional display of the leg support is omitted.
FIG. 12 is an exploded perspective view of components of the second embodiment, FIG. 13 is an exploded perspective view of the coupling body and leg posts of the second embodiment, and FIG. 14 is a front view showing the second embodiment of the coupling body. 15 is a plan view of the coupling body, FIG. 16 is a partially cutaway bottom view of the coupling body, FIG. 17 is a sectional view taken along the line XVII-XVII in FIG. 16, FIG. FIG. 20 is an enlarged side cross-sectional view taken along the line XIX-XIX in FIG. 18, and FIG. 20 is a perspective view showing an attached state of the leg strut and the coupling body.

(1).第１実施形態
まず、第１実施形態を説明する。図３に示すように、第１実施形態における机１は、平面視略矩形状の机天板２と、机天板２の下面の４隅部分を支持する脚支柱３と、机天板２を支持固定する枠体５と、各脚支柱３の上端に固定されて机天板２及び枠体を連結する連結体４とを備える。枠体５は断面が実質上矩形の中空状の横梁５ａからなる。実施形態では机天板２は木製である。 (1). First embodiment
First, the first embodiment will be described. As shown in FIG. 3, the desk 1 in the first embodiment includes a desk top plate 2 having a substantially rectangular shape in plan view, leg posts 3 that support the four corners of the lower surface of the table top board 2, and the table top board 2. the comprises a frame 5 you support fixed, and a communication body 4 you connected the fixed and the desk top plate 2 and the frame member to the upper end of each leg strut 3. The frame 5 is formed of a hollow horizontal beam 5a having a substantially rectangular cross section. In the embodiment, the tabletop 2 is wooden.

脚支柱３はアルミ押出材製であり、図８に示すように、各脚支柱３の外周は、平断面において１つの丸角部３ａと２つの鋭角部３ｂ，３ｂとを有する実質上三角形に形成されている。また、脚支柱３の内部は、上記２つの鋭角部３ｂ，３ｂの間を連結する仕切板部３１により、中空状の筒部３２と縦長の凹溝３３とに区画されている。そして、筒部３２における丸角部３ａ側と仕切板部３１側とには、平面視においてΩ状のビスポケット３４，３５（請求項に記載した係合突条部に相当する）が一体的に形成されている。 The leg struts 3 are made of an aluminum extruded material, and as shown in FIG. 8, the outer periphery of each leg strut 3 has a substantially triangular shape having one round corner 3a and two acute corners 3b, 3b in a plane cross section. Is formed. Further, the inside of the leg support post 3, the partition plate 31 for connecting the two acute portions 3b, and between 3b, is partitioned into a hollow cylindrical portion 32 and the vertical length of the recessed groove 33. Further, Ω-shaped screw pockets 34 and 35 (corresponding to the engaging protrusions described in the claims) are integrally formed on the round corner 3a side and the partition plate 31 side of the cylindrical portion 32 in plan view. Is formed.

連結体４は、図４〜図７に示すように、アルミ等のダイキャスト品である。例えば図４に示すように、連結体４は基部ブロック４１を有する。基部ブロック４１は、平面視で実質上５角形に形成された底板４１ａに複数のリブ４１ｂが起立して補強された形態になっている。 Connector 4, as shown in FIGS. 4 to 7, a die-cast products such Aluminum. For example, as shown in FIG. 4, the connecting body 4 has a base block 41. The base block 41 has a configuration in which a plurality of ribs 41b are erected and reinforced on a bottom plate 41a formed in a substantially pentagonal shape in plan view.

基部ブロック４１には、脚支柱３の平面形状と実質的に同一形状（三角形）の上部支持部４２と、脚支柱３における上記鋭角部３ｂ，３ｂに当接し、且つ一部が凹溝３３に嵌まる側部支持部４３とが一体的に形成されている。そして、上部支持部４２の下面は脚支柱３の上端面（平面）にきっちりと当接できるように形成され、且つ上部支持部４２の下面には、脚支柱３における筒部３２の上端部に上方から嵌入できる位置決めブロック４４が突出形成されている。上部支持部４２は、脚支柱３における上記各ビスポケット３４，３５にねじ込まれるネジとしての六角孔付きボルト４５、ビス４６で脚支柱３に固定される。上部支持部４２には、ボルト４５、ビス４６とが上方から挿通できる取付孔４５ａ，４６ａを穿設している（図４〜図７参照）。 The base block 41 is in contact with the upper support portion 42 having substantially the same shape (triangle) as the planar shape of the leg column 3, and the acute angle portions 3 b and 3 b of the leg column 3, and a part thereof is formed in the concave groove 33. The side support part 43 to be fitted is integrally formed. The lower surface of the upper support portion 42 is formed so as to be able to contact the upper end surface (flat surface) of the leg support 3 exactly, and the lower surface of the upper support portion 42 is connected to the upper end portion of the cylindrical portion 32 of the leg support 3. A positioning block 44 that can be fitted from above is formed to project. The upper support portion 42 is fixed to the leg column 3 with hexagon socket bolts 45 and screws 46 as screws to be screwed into the screw pockets 34 and 35 in the leg column 3. The upper support portion 42, bolts 45, and screws 46 are drilled mounting hole 45a, a 46a that can be inserted from above (see FIGS. 4-7).

図２に示すように、連結体４における上部支持部４２の一部（脚支柱３における丸角部３ａ側）が基部ブロック４１に対して段落ちしており、従って、その段落ちした部分と机天板２の角部の下面との間に隙間ができることになる。 As shown in FIG. 2, a part of the upper support portion 42 (the rounded corner 3 a side of the leg support 3) in the coupling body 4 is stepped down with respect to the base block 41, and therefore the stepped portion and A gap is formed between the lower surface of the corner of the tabletop 2.

他方、例えば図６に示すように、基部ブロック４１には、平面視で上部支持部４２と反対側にて互いに９０度の向きを変えて開口するような上向き開放溝状の一対の横梁支持部（水平アーム部）４７が形成されている。そして、各水平アーム部４７には、断面中空矩形状の各横梁５ａの端部を上から嵌め入れる。各水平アーム４７の底面にはボス部４８を設けており、各横梁５ａには、ボス部４８に嵌まる丸孔（図示せず）が穿設されており、各横梁５ａをその上面側からビス（ネジ）４９にてボス部４８にネジ止め固定している。 On the other hand, as shown in FIG. 6, the base block 41, a plan view on section support 42 and a pair of cross beams supporting the upward open channel shaped so as to open with different 90 degrees from each other orientations on the opposite side A portion (horizontal arm portion) 47 is formed. Then, the end portions of the horizontal beams 5a each having a hollow rectangular cross section are fitted into the horizontal arm portions 47 from above. The bottom surface of the horizontal arm 47 is provided with a boss portion 48, each crossbeam 5a, fitting the boss portion 48 full round hole (not shown) are puncture set, each transverse beam 5a from the upper side Screws 49 are fixed to the bosses 48 with screws .

基部ブロック４１には、さらに、机天板２の下面に開口する埋込みナット（鬼目ナット）５９（図７参照）に対してビス（ネジ）５１を締着するための複数のビス取付部５１ａ〜５１ｄが形成されている。 The base block 41 further includes a plurality of screw mounting portions 51a for fastening screws (screws) 51 to embedded nuts (demon nuts) 59 (see FIG. 7) that open to the lower surface of the tabletop plate 2 . ~51d is that has been formed.

図５及び図９から理解できるように、連結体４の側部支持部４３には、脚支柱３の鋭角部３ｂに当接する広幅部４３ａと、凹溝３３に嵌まる狭幅部４３ｂとが一体的に形成されている。そして、広幅部４３ａの下端側には、ネジとしての横ボルト５２の軸部が挿通できる切り溝５３が形成されている。 As can be understood from FIGS. 5 and 9, the side support portion 43 of the connector 4, and a wide portion 43a in contact with the acute angle portion 3 b of the leg support post 3, fitted in the concave groove 33 circle the narrow portion 43b And are integrally formed. Then, the lower end of the wide portion 43a, that have kerf 53 shank of the transverse bolt 52 serving as a screw can be inserted is formed.

連結体４には、ダイキャストに際して金型から外すために、抜きテーパーが形成されている。抜きテーパーとして、側部支持部４３においても、広幅部４３ａ及び狭幅部４３ｂの厚さが下端に行くに従って脚支柱３の側面（鋭角部３ｂ，３ｂの片面）から離れるように傾斜している。 The connecting member 4, in order Star out of the mold during the die-casting, punching taper is formed. As a draft taper, also in the side part support part 43, the thickness of the wide part 43a and the narrow part 43b inclines so that it may leave | separate from the side surface (one side of acute angle part 3b, 3b) as the thickness goes to a lower end. .

例えば図８に示すように、連結体４の側部支持部４３を脚支柱３に横ボルト５２にて締着固定するに際して、脚支柱３の筒部３２内にその縦軸線方向に沿う上下長手（縦長）の平板状の補強部材５４を挿入し、横長ボルト５２を補強部材５４にねじ込んでいる。筒部３２内で縦長の補強部材５４の配置位置がビスポケット３５との間でずれないように、筒部３２内に一対の縦長の突条部３２ａが形成されている。 For example, as shown in FIG. 8, when connecting body side support portion 43 of the 4 Te next bolt 52 to the leg support post 3 fixed fastening, intends along its longitudinal axis direction in the cylinder portion 32 of the leg support post 3 vertically A longitudinal (longitudinal) flat plate-like reinforcing member 54 is inserted, and a horizontally long bolt 52 is screwed into the reinforcing member 54. As positions of elongated reinforcing members 54 within the tubular portion 32 is not deviated between the screw pocket 35, that are formed a pair of elongated ridges 32a in the cylindrical portion 32.

また、図９及び図１０に示すように、合成樹脂材からなるスペーサ体５５を脚支柱３の凹溝３３内に入れている。このスペーサ体５５の平板部５５ａは上側の厚さが薄く下に行くに従って厚くなるように形成されて、広幅部４３ａの内面に沿い、脚支柱３に連結体４を装着したときの横梁支持部（水平アーム部）４７の姿勢が水平となるように規制される。また、平板部５５ａの一部には、連結体４の側部支持部４３に形成した切り溝５３に摺動自在に嵌まる案内ブロック５５ｂと、横ボルト５２が貫通する挿通孔５５ｃとが形成されている。 Further, as shown in FIGS. 9 and 10, a spacer member 55 made of a synthetic resin material is placed in a concave groove 33 of the leg support post 3. The flat plate portion 55a of the spacer body 55 is formed so that its upper thickness is thin and becomes thicker downward, along the inner surface of the wide width portion 43a, and the horizontal beam support portion when the connecting body 4 is attached to the leg column 3 (Horizontal arm part) 47 is regulated so that its posture is horizontal. In addition, a guide block 55b that is slidably fitted in a cut groove 53 formed in the side support portion 43 of the coupling body 4 and an insertion hole 55c through which the lateral bolt 52 passes are formed in part of the flat plate portion 55a. Has been.

図１１に示すように、脚支柱３の下端には、当該脚支柱３と同じ平断面形状の下カバー部材５６（合成樹脂材でも可能）が装着され、これにアジャスタボルト５７が高さ調節可能に取付けられている。 As shown in FIG. 11, the lower end of the leg support post 3, the leg support post 3 and (possible with synthetic resin material) lower cover member 56 having the same planar cross-sectional shape is mounted, to which the adjuster bolt 57 is height-adjustable Installed on .

以上の構成において、机の組み立てに当たっては、予め、脚支柱３の下端に下カバー部材５６及びアジャスタボルト５７を装着した後、まず、脚支柱３の筒部３１内に補強部材５４を上から挿入する。次いで、連結体４の上部支持部４２を脚支柱３の上端から被せ、縦方向のネジであるボルト４５及びビス４６を取付孔４５ａ，４５ｂから差し込み、ボルト４５及びビス４６をビスポケット３４，３５にねじ込む。他方、連結体４における側部支持部４３の広幅部４３ａの内面を、脚支柱３の鋭角部３ｂ，３ｂに当接させ、広幅部４３ａの下方から凹溝３３内に挿入したスペーサ体５５の案内ブロック５５ｂを切り溝５３内に挿入する。次いで、横方向のネジである横ボルト５２を、スペーサ体５５に空けられた挿通孔５５ｃ及び脚支柱３に空けられた孔５８（図８参照）を介して補強部材５４のネジ孔にねじ込むものである。 In the above configuration, when assembling the desk, after attaching the lower cover member 56 and the adjuster bolt 57 to the lower end of the leg column 3 in advance , first, the reinforcing member 54 is inserted into the cylindrical portion 31 of the leg column 3 from above. To do. Next, the upper support portion 42 of the connecting body 4 is covered from the upper end of the leg column 3, and bolts 45 and screws 46, which are vertical screws , are inserted from the mounting holes 45a and 45b, and the bolts 45 and screws 46 are inserted into the screw pockets 34 and 35. Screw in . On the other hand, the inner surface of the wide portion 43a of the side support portion 43 in the connecting body 4 is brought into contact with the acute angle portions 3b, 3b of the leg support 3, and the spacer body 55 inserted into the groove 33 from below the wide portion 43a. The guide block 55 b is inserted into the cut groove 53. Then, a transverse bolt 52 threaded der Ru transverse, to the screw holes of the reinforcing member 54 through a hole 58 drilled into the insertion hole 55c及beauty leg support post 3 drilled in the spacer body 55 (see FIG. 8) It is screwed .

このようにして、脚支柱３の上端部に連結体４を縦横の複数のネジ（ボルト４５、ビス４６、横ボルト５２）を介して固定することにより、従来の取付構造に比べて、固定（取付）強度が大幅に向上する。また、スペーサ体５５を脚支柱３の側面（仕切板部３１）と側部支持部４３との間に介挿することで、脚支柱３に対する連結体４の取付姿勢も一定にでき、また、側部支持部４３の下端側が脚支柱３の側面の凹溝３３内に大きく撓むことを防止して側部支持部４３の変形を免れることができる。 In this way, the connecting body 4 is fixed to the upper end portion of the leg support 3 via a plurality of vertical and horizontal screws (bolts 45, screws 46, and horizontal bolts 52), so that it can be fixed (compared to a conventional mounting structure). Mounting) Strength is greatly improved. Further, by inserting the spacer body 55 between the side surface (partition plate portion 31) of the leg column 3 and the side support portion 43, the mounting posture of the coupling body 4 with respect to the leg column 3 can be made constant, lower end of the side support portion 43 is Ru can escape deformation of the side support portion 43 to prevent the largely bent in the recessed groove 33 of the side surface of the leg support post 3.

そして、連結体４における一対の水平アーム部４７に横梁５ａを被せた後、ビス４９止めし、さらに、横梁５ａの下面側及び連結体４における基部ブロック４１の下面側から机天板２にそれぞれビス止めすれば、机天板２は強固に固定されることになる。 Then, after covering the lateral beam 5a to a pair of horizontal arms 47 of the connector 4, bis 49 fasten, further from the lower surface side of the base block 41 in the lower surface side and the connector 4 of the cross beam 5a to the desk top 2 If each screw is fixed, the tabletop 2 will be firmly fixed.

(2).第２実施形態
図１２〜図２０は第２実施形態を示し、この実施形態では、左右一対の脚支柱１０の下端には、それぞれ横長の安定足１１が取付られ、各脚支柱１０の上端に連結体１２がネジで固定されている。また、連結体１２同士を横梁１３を介して連結し、連結体１２及び横梁１３と机天板２の下面とをビスにて固定するものである。各脚支柱１０はアルミ押出材であり、連結体１２及び安定足１１はアルミダイキャスト製である。 (2). Second Embodiment FIGS. 12 to 20 show a second embodiment. In this embodiment, horizontally stable legs 11 are attached to the lower ends of a pair of left and right leg posts 10, respectively. The connecting body 12 is fixed to the upper end of 10 with screws . Further, the connecting bodies 12 are connected to each other through the cross beam 13, and the connecting body 12 and the cross beam 13 and the lower surface of the tabletop 2 are fixed with screws. Each leg strut 10 is extruded aluminum, the connecting body 12 and stabilizing legs 11 are made of Al Midaikya strike.

本実施形態における脚支柱１０は、図１９に示すように、水平断面の外形形状が実質上台形であり、長辺の左右両側に丸角部１０ａが形成され、短辺の両側に一対の鈍角部１０ｂが形成されている。そして、一対の鈍角部１０ｂの間に凹溝１４が形成されるように、仕切板部１５を設ける。また、第１仕切板部１５の両端と長辺部とを連結するように、一対の第２仕切板部１６を設ける。
これにより、一対の第２仕切板部１６の間に、平面視矩形状の筒部１７ａが形成され、各第２仕切板部１６と各丸角部１０ａとの間には平面視略三角形状の筒部１７ｂが形成される。そして、各筒部１７ｂには、各第２仕切板部１６側と各丸角部１０ａ側とにそれぞれ平面視においてΩ状のビスポケット３４′、３５′（図１９参照、請求項に記載した係合突条部に相当する）が一体的に形成されている。 As shown in FIG. 19, the leg support 10 in the present embodiment has a substantially trapezoidal outer shape in a horizontal section, round corners 10 a are formed on the left and right sides of the long side, and a pair of obtuse angles on both sides of the short side. Part 10b is formed. And the partition plate part 15 is provided so that the ditch | groove 14 may be formed between a pair of obtuse angle part 10b. Moreover, a pair of 2nd partition plate part 16 is provided so that the both ends and long side part of the 1st partition plate part 15 may be connected.
Thus, a cylindrical portion 17a having a rectangular shape in plan view is formed between the pair of second partition plate portions 16, and a substantially triangular shape in plan view is formed between each second partition plate portion 16 and each round corner portion 10a. The cylindrical portion 17b is formed. And in each cylinder part 17b, each 2nd partition plate part 16 side and each round corner part 10a side are Ω-like screw pockets 34 'and 35' in plan view, respectively (see FIG. 19, described in Claim) (Corresponding to the engaging protrusion) is integrally formed.

連結体１２は、図１２〜図１７に示すように、アルミ製等のダイキャストの一体成形されたものである。連結体１２の基部ブロック１８は、図１３、図１４に示すように、平面視で実質上５角形に形成され、複数の垂直に延びるリブ１８ｂにて補強されている。 As shown in FIGS. 12 to 17, the connecting body 12 is an integrally formed die-cast member made of aluminum or the like. As shown in FIGS. 13 and 14, the base block 18 of the coupling body 12 is substantially pentagonal in plan view and is reinforced by a plurality of vertically extending ribs 18 b.

例えば図１３，２０に示すように、基部ブロック１８には、脚支柱１０の平面形状と実質的に同一形状（台形）の上部支持部１９と、脚支柱１０の鈍角部１０ｂ，１０ｂに当接すると共に一部が凹溝１４に嵌まる側部支持部２０と、断面中空矩形状の横梁１３の端部に嵌入する水平アーム部２１と、この水平アーム部２１に対して平面視で９０度方向に延びる補助水平アーム部２２とが一体的に形成されている。水平アーム部２１及び各補助水平アーム部２２にも複数の垂直に延びるリブが設けられて重量軽減を図りながら強度を向上させるように形成されている。 For example, as shown in FIG. 13, 20, the base block 18, the upper support portion 19 of planar shape and substantially the same shape of the leg support post 10 (trapezoid), a leg support post 1 0 blunt angle section 10b, to 10b the whole side support portion 20 partially fitted to the concave groove 14 while abutting, a horizontal arm portion 21 you enter fitted to the ends of the cross-section hollow rectangular cross beam 13, a plane with respect to the horizontal arm portion 21 The auxiliary horizontal arm portion 22 extending in the direction of 90 degrees as viewed is integrally formed. The horizontal arm portion 21 and each auxiliary horizontal arm portion 22 are also provided with a plurality of vertically extending ribs so as to improve strength while reducing weight.

上部支持部１９の下面は脚支柱１０の上端面（平面）にきっちりと当接しており、且つ上部支持部１９の下面には、脚支柱１０における２つの筒部１７ｂの上端部に上方からそれぞれ嵌入できる位置決めブロック２３が突出形成されている（図１６，１７参照）。さらに、例えば図２０に示すように、上部支持部１９には、連結ボルト４５′、ビス４６′が上方から挿通できる取付孔４５ａ′，４６ａ′（合計４個）が穿設されている。 The lower surface of the upper support portion 19 has tightly abut the upper end surface of the leg support post 10 (plane), and the lower surface of the upper support portion 19, from above the upper end of the two cylindrical portions 17b of the leg support post 10 Positioning blocks 23 that can be respectively inserted are protruded (see FIGS. 16 and 17 ). Furthermore, for example, as shown in FIG. 20, the upper support portion 19, Consolidated bolts 45 ', bis 46' are mounting holes 45a that can be inserted from above ', 46a' (a total of four) that are bored.

上部支持部１９の一部（脚支柱１０における丸角部１０ａ側）が基部ブロック１８に対して段落ちしており、従って、その段落ちした部分と机天板２の角部の下面との間に隙間ができることになる（図１８参照）。 A part of the upper support portion 19 (the round corner portion 10a side of the leg column 10) is stepped down with respect to the base block 18, and accordingly, the stepped portion and the lower surface of the corner portion of the tabletop 2 are formed. A gap is formed between them (see FIG. 18).

他方、基部ブロック１８から突出した水平アーム部２１は断面中空矩形状であり、この水平アーム部２１の先端から断面中空矩形状の横梁１３の端部を水平方向に嵌め入れ、各横梁１３をその上面側から挿通したビス４９′にてボス部２１ａにネジ止め固定している（図１７及び図１８参照）。 On the other hand, the horizontal arm portion 21 protruding from the base block 18 has a hollow rectangular cross section, and the end of the horizontal beam 13 having a hollow rectangular cross section is fitted in the horizontal direction from the tip of the horizontal arm portion 21, and each horizontal beam 13 is inserted into the horizontal arm portion 21. It is fixed to the boss portion 21a with screws 49 ' inserted from the upper surface side (see FIGS. 17 and 18).

側部支持部２０は、脚支柱１０における上記鈍角部１０ｂ，１０ｂに当接する広幅部２０ａと、凹溝１４に嵌まる狭幅部２０ｂとが一体的に形成されたものである。そして、広幅部２０ａの下端側には、ネジとしての横ボルト５２′の軸部が挿通できる切り溝５３′が形成されている（図１４、図１７及び図１９参照）。 The side portion support portion 20 is formed by integrally forming a wide width portion 20 a that contacts the obtuse angle portions 10 b and 10 b of the leg column 10 and a narrow width portion 20 b that fits into the groove 14. A cut groove 53 ′ through which a shaft portion of a horizontal bolt 52 ′ as a screw can be inserted is formed on the lower end side of the wide width portion 20 a (see FIGS. 14, 17, and 19).

そして、第１実施形態と同様に、成形に際して金型から取り外すために、連結体１２の外面には抜きテーパーが形成されており、側部支持部２０においても、広幅部２０ａ及び狭幅部２０ｂの厚さが下端に行くに従って脚支柱１０の側面（鈍角部１０ｂ，１０ｂの片面）から離れるように傾斜している。 Then, like the first embodiment, in order that removal from the mold during molding, the outer surface of the coupling body 12 is formed with a vent taper, even at the side support portion 20, the wide portion 20a and a narrow portion The thickness of 20b inclines so that it may leave | separate from the side surface (one side of obtuse angle part 10b, 10b) of the leg support | pillar 10 as it goes to a lower end.

そして、第１実施形態と同様の形状のスペーサ体５５（図１０参照）を、凹溝１４内に入れる。このスペーサ体５５の平板部５５ａは、上側の厚さが薄く下に行くに従って厚くなるように形成されて、広幅部４３ａの内面に沿い、脚支柱１０に連結体１２を装着したときの水平アーム部２１の姿勢が水平となるように規制される。また、平板部５５ａの一部には、切り溝５３′に摺動自在に嵌まる案内ブロック５５ｂと、横ボルト５２′のための挿通孔５５ｃとが形成されている。 And the spacer body 55 (refer FIG. 10) of the shape similar to 1st Embodiment is put in the ditch | groove 14. FIG. The flat plate portion 55a of the spacer body 55 is formed such that the upper side thickness becomes thinner as it goes down, and the horizontal arm is formed along the inner surface of the wide width portion 43a when the coupling body 12 is attached to the leg column 10. The posture of the portion 21 is regulated to be horizontal. A part of the flat plate portion 55a is formed with a guide block 55b slidably fitted in the kerf 53 'and an insertion hole 55c for the lateral bolt 52'.

側部支持部２０を脚支柱１０の側面に沿わせて、横ボルト５２′にて脚支柱１０に締着固定するに際して、脚支柱１０の中央の筒部１７ａ内にその縦軸線方向に沿わせて、筒部１７ａの断面と同じ断面形状の補強部材２４を挿入する（図１９参照）。 When the side support portion 20 is placed along the side surface of the leg strut 10 and fastened to the leg strut 10 with the lateral bolt 52 ', the side support portion 20 is placed along the longitudinal axis in the center cylindrical portion 17a of the leg strut 10. Then, the reinforcing member 24 having the same cross-sectional shape as that of the cylindrical portion 17a is inserted (see FIG. 19).

なお、図１３に示すように、安定足１１にも、上部支持部１９における位置決めブロック２３と同じ形状の一対の位置決めブロック２５を設けて、これを脚支柱１０の下端で筒部１７ｂに嵌入することで、安定足１１と脚支柱１０とをしっかり位置決めできる。そして、安定足１１の下面側からボルト２６を脚支柱１０のビスポケット３４′、３５′にねじ込んでいる。アジャスタボルト２７は安定足１１に対する高さ調節及び傾斜調節手段である。 As shown in FIG. 13, the stable foot 11 is also provided with a pair of positioning blocks 25 having the same shape as the positioning block 23 in the upper support portion 19, and this is fitted into the cylindrical portion 17 b at the lower end of the leg column 10. Thus, the stable foot 11 and the leg support 10 can be positioned firmly. Then, bis pocket 34 of the lower surface side or lab belt 26 the leg support post 10 of the stabilizing legs 11 ', 35' are screwed into. The adjuster bolt 27 is a height adjustment and inclination adjustment means for the stable foot 11.

以上の構成において、机の組み立てに当たっては、予め、脚支柱１０の下端に安定足１１及びアジャスタボルト２７を装着した後、まず、脚支柱１０の筒部１７ａ内に補強部材２４を上から挿入する。次いで、連結体１２の上部支持部１９を脚支柱１０の上端から被せ、ボルト４５′及びビス４６′を取付孔４５ａ′，４５ｂ′から差し込み、ボルト４５′及びビス４６′をビスポケット３４′、３５′にねじ込む。
他方、側部支持部２０における広幅部２０ａの内面を、一列に並んでいる鈍角部１０ｂ，１０ｂの片面に当接させ、広幅部２０ａの下方から凹溝１４内に挿入したスペーサ体５５の案内ブロック５５ｂを切り溝５３′内に挿入する。次いで、横ボルト５２′を、スペーサ体５５の挿通孔５５ｃ及び予め脚支柱１０に穿設されている孔（図１９参照）を介して補強部材２４のネジ孔にねじ込むものである。 In the above configuration, when the desk is assembled , the stabilizer 11 and the adjuster bolt 27 are attached to the lower end of the leg column 10 in advance, and then the reinforcing member 24 is first inserted into the cylindrical portion 17a of the leg column 10 from above. . Then, put the upper support portion 19 of the connector 12 from the upper end of the leg support post 10, bolt 45 'and bis 46' attachment holes 45a ', 45b' plug from the bolt 45 'and bis 46' bis pocket 34 ' , 35 ' .
On the other hand, the inner surface of the wide portion 20a in the side support portion 20 is brought into contact with one side of the obtuse angle portions 10b, 10b arranged in a row, and the spacer body 55 is inserted into the groove 14 from below the wide portion 20a. The block 55b is inserted into the cut groove 53 '. Then, the horizontal bolts 52 ', in which screwed into the screw hole of the reinforcing member 24 through a hole that is puncture set the insertion hole 55c and advance leg support post 10 of the spacer member 55 (see FIG. 19).

このようにして、脚支柱１０の上端部に連結体１２を縦横の複数のネジ（ボルト４５′、ビス４６′、横ボルト５２′）で固定することにより、従来の取付構造に比べて、固定（取付）強度が大幅に向上する。また、スペーサ体５５を脚支柱１０の側面（第１仕切板部１５）と側部支持部２０との間に介挿することで、脚支柱１０に対する連結体１２の取付姿勢も一定にでき、また、側部支持部２０の下端側が脚支柱１０の側面の凹溝１４内に大きく撓むことを防止して側部支持部２０の変形を免れることができるという効果を奏する。 In this manner, a plurality of screws aspect the coupling body 12 to the upper end of the leg support post 10 (the bolt 45 ', bis 46', the horizontal bolts 52 ') by fixed by, in comparison with the conventional mounting structure, Fixing (mounting) strength is greatly improved. Further, by inserting the spacer body 55 between the side surface (first partition plate portion 15) of the leg column 10 and the side support portion 20, the mounting posture of the coupling body 12 with respect to the leg column 10 can be made constant, In addition, the lower end side of the side support portion 20 is prevented from being greatly bent into the concave groove 14 on the side surface of the leg support 10, and the side support portion 20 can be prevented from being deformed.

机天板２は、補助水平アーム部２２に設けられた複数箇所の取付孔２８ａ，２８ｂ及び横梁１３の中途部にこれと直交して延びる補助アーム２９に設けられた複数箇所の取付孔２９ａに下面側から挿通したビス３０にて固定すれば良い（図１２、図１３参照）。 Tsukuetenban 2, attachment holes 28a of a plurality of locations provided in the auxiliary horizontal arm portion 22, 28b and the mounting hole 29a at a plurality of locations provided in the auxiliary arm 29 extending orthogonal thereto in the middle portion of the cross beam 13 the bi scan 30 which is inserted from the lower surface side may be manually fixed (see FIG. 12, FIG. 13).

なお、脚支柱３（１０）と机天板２の下面との間に前記連結体４（１２）における上部支持部４２（１９）の段差による大きな隙間が形成できるので、その隙間を利用して、机上への部品の取付けスタンド等の基部を固定する等の用途が発生する。 In addition, since the big clearance gap by the level | step difference of the upper support part 42 (19) in the said connection body 4 (12) can be formed between the leg support | pillar 3 (10) and the lower surface of the tabletop board 2, it utilizes that clearance gap. Applications such as fixing a base such as a stand for mounting parts on a desk occur.

本発明の第１実施形態による事務用机の正面図である。It is a front view of the office desk by 1st Embodiment of this invention. 机の角部を見る一部切欠き拡大斜視図である。It is a partially cutaway enlarged perspective view of the corner of the desk. 机の構成部品の斜視図である。It is a perspective view of the component of a desk. 連結体の第１実施形態を示す平面図である。It is a top view which shows 1st Embodiment of a coupling body. 図４のＶ−Ｖ線矢視側面図である。FIG. 5 is a side view taken along line VV in FIG. 4. 連結体の斜視図である。It is a perspective view of a coupling body. 一部切欠き要部拡大側断面図である。It is a partially cutaway principal part enlarged side sectional view. 図７の VIII −VIII線矢視断面図である。FIG. 8 is a cross-sectional view taken along line VIII-VIII in FIG. 7. 図５のIX−IX線矢視拡大側断面図である。It is the IX-IX line arrow expanded side sectional view of FIG. スペーサ体の斜視図である。It is a perspective view of a spacer body. 下部カバー部材の斜視図である。It is a perspective view of a lower cover member. 本発明の第２実施形態による机の構成部品の斜視図である。It is a perspective view of the component of the desk by 2nd Embodiment of this invention. 第２実施形態の連結体と脚支柱と安定足とを示す分解斜視図である。It is a disassembled perspective view which shows the coupling body of 2nd Embodiment, a leg support | pillar, and a stable leg. 第２実施形態の連結体の平面図である。It is a top view of the coupling body of a 2nd embodiment. 連結体の正面図である。It is a front view of a coupling body. 連結体の一部切欠き下面図である。It is a partially notched bottom view of a connection body. 図１６のXVII−XVII線矢視断面図である。FIG. 17 is a cross-sectional view taken along line XVII-XVII in FIG. 16. 連結部の一部切欠き側断面図である。It is a partially cutaway sectional side view of a connection part. 図１８のXIX-XIX 線矢視拡大断面図である。FIG. 19 is an enlarged sectional view taken along line XIX-XIX in FIG. 18. 連結部の一部切欠き斜視図である。It is a partially cutaway perspective view of a connection part.

２机天板
３，１０脚支柱
４，１２連結体
１１安定足
５ａ，１３横梁
１４，３３凹溝
１５第１仕切板
１７ａ，１７ｂ，３２筒部
１８，４１基部ブロック
１９，４２上部支持部
２０，４３側部支持部
２１，４７水平アーム部
２２補助水平アーム部
３４，３５，３４′，３５′ 係合突条部としてのビスポケット
４５，４６，５２，４５′，４６′，５２′ネジとしてのボルト及びビス
５５スペーサ体 2 Desk top plate 3, 10 Leg support 4, 12 Connecting body 11 Stabilizing foot 5a, 13 Cross beam 14, 33 Groove 15 First partition plate 17a, 17b, 32 Tube portion 18, 41 Base block 19, 42 Upper support portion 20 43 Side support part 21, 47 Horizontal arm part 22 Auxiliary horizontal arm part 34, 35, 34 ', 35' Screw pocket 45, 46, 52, 45 ', 46', 52 ' screw as engaging protrusion Bolts and screws as a spacer

Claims

A table top plate, a cross beam supporting the table top plate and a plurality of leg posts, and a connecting body for connecting the leg posts, the table top plate and the cross beam,
Each of the leg struts has a cylindrical portion that opens upward,
Each of the connecting bodies has a base block, and the base block includes a horizontal arm portion that connects the end portions of the cross beams, an upper support portion that overlaps the upper surface of the leg column, and an outer surface of the leg column. And a side support portion that overlaps from the outside.The upper support portion is fixed to the upper surface of the leg column with a screw, and the side support portion is fixed to the outer surface of the leg column with a screw. In addition, a spacer body is interposed between the side support portion of the coupling body and the leg column,
desk.

The tube portion of each leg column is integrally formed with an engaging ridge portion into which a screw for fixing the upper support portion of the coupling body is screwed, and a long reinforcing member is inserted vertically. The side support portion is fixed to the leg strut by screwing a horizontally long screw penetrating the side support portion of the connecting body into the reinforcing member.
The desk according to claim 1.

The base block of the connecting body is integrally formed with a positioning block that fits into the cylindrical portion of the leg column from above.
The desk according to claim 1 or 2.

The base block of the connecting body is integrally formed with an auxiliary horizontal arm portion that is fixed to the lower surface of the tabletop with screws.
The desk according to any one of claims 1 to 3.