【０００１】
【発明の属する技術分野】
本発明は角部の床目地部を覆う角部用床目地装置に関する。
【０００２】
【従来の技術】
従来、建物の前後左右方向の揺れ動きを吸収する床用目地装置は、角部で干渉しないように隙間を形成し、該隙間を覆うように角部カバーを設置している。
【０００３】
【発明が解決しようとする課題】
従来の角部に角部カバーを設置するものにあっては見苦しくなり、該角部カバーがスムーズに前後左右方向にスライド移動ができず、損傷したり、揺れ動いた場合には元の位置に手作業で戻す等の作業が必要になる等の欠点があった。
【０００４】
本発明は以上のような従来の欠点に鑑み、前後左右方向の揺れ動きをスムーズに吸収することができるとともに、見苦しくなることなく、揺れ動きが停止すると自動的に元の状態に戻すことができる、構造が簡単で、容易に設置することができる角部用床目地装置を提供することを目的としている。
【０００５】
本発明の前記ならびにそのほかの目的と新規な特徴は次の説明を添付図面と照らし合わせて読むと、より完全に明らかになるであろう。
ただし、図面はもっぱら解説のためのものであって、本発明の技術的範囲を限定するものではない。
【０００６】
【課題を解決するための手段】
上記目的を達成するために、本発明は建物の外壁面と目地部を介して設けられたよう壁等の床躯体の目地部側の上面に該目地部に開口するように形成された目地プレート支持凹部と、前記建物の一側外壁面にスライド移動可能に取付けられた角部の目地部を覆う先端部が前記目地プレート支持凹部のほぼ中央部に位置する一側可動目地カバーと、前記建物の一側外壁面と隣り合う他側外壁面にスライド移動可能に取付けられた角部の目地部を覆う前記一側可動目地カバーの位置する部位に段差を設けて干渉するのを阻止する先端部が前記目地プレート支持凹部のほぼ中央部に位置する他側可動目地カバーと、前記一側可動目地カバーの先端部が支持される、前記目地プレート支持凹部の一側部を該一側可動目地カバーのスライド移動を可能に覆う一側固定目地カバーと、前記他側可動目地カバーの先端部が支持される前記目地プレート支持凹部の他側部を、該他側可動目地カバーのスライド移動を可能に覆う他側固定目地カバーとで角部用床目地装置を構成している。
【０００７】
【発明の実施の形態】
以下、図面に示す実施の形態により、本発明を詳細に説明する。
【０００８】
図１ないし図１２に示す本発明の第１の実施の形態において、１は建物２の外壁面２ａと目地部３を介して設けられたよう壁等の床躯体４との間の角部の目地部３を覆う本発明の角部用床目地装置で、この角部用床目地装置１は前記よう壁等の床躯体４の目地部３側の上面に、該目地部３に開口するように形成された目地プレート支持凹部５と、この目地プレート支持凹部５の底面および反目地部側の壁面を必要に応じて覆う支持板６と、前記建物２の一側外壁面２ａに固定されたガイドレール７に複数個のローラー８を介してスライド移動可能に取付けられた角部の目地部を覆う先端部が前記目地プレート支持凹部５のほぼ中央部に位置するくし歯状の一側可動目地カバー９と、前記建物２の一側外壁面２ａと隣り合う他側外壁面２ａに固定されたガイドレール１０に複数個のローラー１１を介してスライド移動可能に取付けられた角部の目地部を覆う前記一側可動目地カバー９の位置する部位に段差１２を設けて干渉するのを阻止するくし歯状の他側可動目地カバー１３と、前記一側可動目地カバー９の先端部が支持される前記目地プレート支持凹部５の一側部に固定されたくし歯状の一側固定目地カバー１４と、前記他側可動目地カバー１３の先端部が支持される前記目地プレート支持凹部５の他側部に固定されたくし歯状の他側固定目地カバー１５とで構成されている。
【０００９】
前記一側可動目地カバー９は、図５に示すようにアングル材を用いた支持バー１６と、この支持バー１６に後端部が溶接等によって所定間隔で固定された多数個のバー部材１７と、前記支持バー１６の底面に所定間隔で取付けられた複数個のローラー８とで構成されている。
【００１０】
前記他側可動目地カバー１３は図６に示すように、アングル材を用いて段差部１２を形成した支持バー１８と、この支持バー１８に後端部が溶接等によって所定間隔で固定された多数個のバー部材１９と、前記支持バー１８の段差部１２を除く底面に所定間隔で取付けられた複数個のローラー１１とで構成されている。
【００１１】
前記一側固定目地カバー１４は図７に示すように、アングル材を用いた支持バー２０と、この支持バー２０に後端部が溶接等によって所定間隔で固定された多数個のバー部材２１と、この多数個のバー部材２１の先端部およびほぼ中央部の底面に溶接等によって固定された固定バー部材２２、２３とで構成されている。
【００１２】
前記他側固定目地カバー１５は図８に示すように、アングル材を用いて段差部１２を形成した支持バー２４と、この支持バー２４に後端部が溶接等によって所定間隔で固定された多数個のバー部材２５と、この多数個のバー部材２５の先端部およびほぼ中央部の底面に溶接等によって固定された固定バー部材２６、２７とで構成されている。
【００１３】
上記構成の角部用床目地装置１は、通常時は角部の目地部３を一側可動目地カバー９と一側固定目地カバー１４および他側可動目地カバー１３と他側固定目地カバー１５とで平坦状態で覆っている。
【００１４】
左右の目地部３、３が広くなったり、狭くなったりするような揺れ動きが生じた場合には、図９ないし図１２に示すように、一側可動目地カバー９と一側固定目地カバー１４とが伸縮したり、一側可動目地カバー９がスライド移動するとともに、他側可動目地カバー１３がスライド移動したり、他側可動目地カバー１３と他側固定目地カバー１５とが伸縮して角部に隙間が生じたりすることなく、覆った状態を保つことができる。
【００１５】
【発明の異なる実施の形態】
次に、図１３ないし図２４に示す本発明の異なる実施の形態につき説明する。なお、これらの本発明の異なる実施の形態の説明に当って、前記本発明の第１の実施の形態と同一構成部分には同一符号を付して重複する説明を省略する。
【００１６】
図１３ないし図１５に示す本発明の第２の実施の形態において、前記本発明の第１の実施の形態と主に異なる点は、建物２の一側外壁面２ａと他側外壁面２ａとを鈍角部位の角部に取付けた点で、このような部位に取付けた角部用床目地装置１Ａにしても、前記本発明の第１の実施の形態と同様な作用効果が得られる。
【００１７】
図１６ないし図１８に示す本発明の第３の実施の形態において、前記本発明の第１の実施の形態と主に異なる点は、建物２の一側外壁面２ａと隣り合う他側外壁面２ａに先端部が目地プレート支持凹部５のほぼ中央部に位置する他側固定目地カバー１５Ａを固定するとともに、この他側固定目地カバー１５Ａの先端部が支持される目地プレート支持凹部５の他側部に先端部と後端部の底面に複数個のローラーが取付けられたスライド移動可能な他側可動目地カバー１３Ａを取付けた点で、このように形成された他側固定目地カバー１５Ａと他側可動目地カバー１３Ａを用いて構成した角部用床目地装置１Ｂにしても、前記本発明の第１の実施の形態と同様な作用効果が得られるとともに、一側可動目地カバー９と一側固定目地カバー１４との干渉を阻止する段差部を設けない他側固定目地カバー１５Ａと他側可動目地カバー１３Ａを用いることができる。
【００１８】
図１９ないし図２１に示す本発明の第４の実施の形態において、前記本発明の第１の実施の形態と主に異なる点は、板状の一側可動目地カバー９Ａ、他側可動目地カバー１３Ｂと、この一側可動目地カバー９Ａと他側可動目地カバー１３Ｂの目地プレート支持凹部５の一側および他側を覆う板状の一側固定目地カバー１４Ａと他側固定目地カバー１５Ｂと、前記一側可動目地カバー９Ａと他側可動目地カバー１３Ｂとをスライド方向と直角方向にスライド可能に係止させる係止片２８、２８とガイド片２９、２９とを用いた点で、このように構成した角部用床目地装置１Ｃにしても、前記本発明の第１の実施の形態と同様な作用効果が得られる。
【００１９】
図２２ないし図２４に示す本発明の第５の実施の形態において、前記本発明の第１の実施の形態と主に異なる点は、建物２の外壁面２ａと一体形成された一方の床躯体２Ａの一側の目地部側端部と他側の目地部側端部とに一側可動目地カバー９と他側可動目地カバー１３とを取付けた点で、このように構成した角部用床目地装置１Ｄにしても、前記本発明の第１の実施の形態と同様な作用効果が得られる。
【００２０】
【発明の効果】
以上の説明から明らかなように、本発明にあっては次に列挙する効果が得られる。
【００２１】
（１）建物の外壁面と目地部を介して設けられたよう壁等の床躯体の目地部側の上面に該目地部に開口するように形成された目地プレート支持凹部と、前記建物の一側外壁面にスライド移動可能に取付けられた、角部の目地部を覆う先端部が前記目地プレート支持凹部のほぼ中央部に位置する一側可動目地カバーと、前記建物の一側外壁面と隣り合う他側外壁面にスライド移動可能に取付けられた角部の目地部を覆う前記一側可動目地カバーの位置する部位に段差を設けて干渉するのを阻止する先端部が前記目地プレート支持凹部のほぼ中央部に位置する他側可動目地カバーと、前記一側可動目地カバーの先端部が支持される、前記目地プレート支持凹部の一側部を該一側可動目地カバーのスライド移動を可能に覆う一側固定目地カバーと、前記他側可動目地カバーの先端部が支持される前記目地プレート支持凹部の他側部を、該他側可動目地カバーのスライド移動を可能に覆う他側固定目地カバーとで構成されているので、角部に段差が生じることなく、目地部が広くなったり、狭くなっても、その揺れ動きを吸収することができるように覆うことができる。
したがって、従来のように見苦しくなることなく、きれいに仕上げることができる。
【００２２】
（２）前記（１）によって、構造が簡単であるので、容易に設置することができる。
【００２３】
（３）前記（１）によって、角部の目地部が広くなったり、狭くなったりする揺れ動きが生じても、一側可動目地カバー、他側可動目地カバーのスライド移動と一側固定目地カバー、他側固定目地カバー方向へのスライド移動によって、一側可動目地カバーと他側可動目地カバーとの間に隙間が生じるのを確実に防止することができる。
したがって、安全に使用することができる。
【００２４】
（４）請求項２、３、４、５も前記（１）〜（３）と同様な効果が得られる。
【図面の簡単な説明】
【図１】本発明の第１の実施の形態の設置状態の説明図。
【図２】図１の２−２線に沿う拡大断面図。
【図３】図１の３−３線に沿う拡大断面図。
【図４】図１の４−４線に沿う拡大断面図。
【図５】本発明の第１の実施の形態の一側可動目地カバーの説明図。
【図６】本発明の第１の実施の形態の他側可動目地カバーの説明図。
【図７】本発明の第１の実施の形態の一側固定目地カバーの説明図。
【図８】本発明の第１の実施の形態の他側固定目地カバーの説明図。
【図９】左右方向の目地部が狭くなった動作説明図。
【図１０】左右方向の目地部が広くなった動作説明図。
【図１１】前後方向の目地部が狭くなった動作説明図。
【図１２】前後方向の目地部が広くなった動作説明図。
【図１３】本発明の第２の実施の形態の設置状態の説明図。
【図１４】図１３の１４−１４線に沿う拡大断面図。
【図１５】図１３の１５−１５線に沿う拡大断面図。
【図１６】本発明の第３の実施の形態の設置状態の説明図。
【図１７】図１６の１７−１７線に沿う拡大断面図。
【図１８】図１６の１８−１８線に沿う拡大断面図。
【図１９】本発明の第４の実施の形態の設置状態の説明図。
【図２０】図１９の２０−２０線に沿う拡大断面図。
【図２１】図１９の２１−２１線に沿う拡大断面図。
【図２２】本発明の第５の実施の形態の設置状態の説明図。
【図２３】図２２の２３−２３線に沿う拡大断面図。
【図２４】図２２の２４−２４線に沿う拡大断面図。
【符号の説明】
１、１Ａ、１Ｂ、１Ｃ、１Ｄ：角部用床目地装置、
２：建物、 ２ａ：外壁、
２Ａ：一方の床躯体、 ３：目地部、
４：よう壁等の床躯体、 ５：目地プレート支持凹部、
６：支持板、 ７：ガイドレール、
８：ローラー、
９、９Ａ：一側可動目地カバー、
１０：ガイドレール、 １１：ローラー、
１２：段差、
１３、１３Ａ、１３Ｂ：他側可動目地カバー、
１４、１４Ａ：一側固定目地カバー、
１５、１５Ａ、１５Ｂ：他側固定目地カバー、
１６：支持バー、 １７：バー部材、
１８：支持バー、 １９：バー部材、
２０：支持バー、 ２１：バー部材、
２２、２３：固定バー部材、
２４：支持バー、 ２５：バー部材、
２６、２７：固定バー部材、
２８：係止片、 ２９：ガイド片。[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a corner joint device for covering a corner joint.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, a floor joint device that absorbs shaking motion in the front-rear and left-right directions of a building forms a gap so as not to interfere with the corner, and installs a corner cover so as to cover the gap.
[0003]
[Problems to be solved by the invention]
In the case where a corner cover is installed at a conventional corner, the corner cover becomes unsightly, and the corner cover cannot be smoothly slid back and forth and left and right. There were drawbacks such as the need to return the work.
[0004]
In view of the conventional drawbacks as described above, the present invention can smoothly absorb the shaking motion in the front-rear and left-right directions, and can automatically return to the original state when the shaking motion stops without becoming unsightly. The object of the present invention is to provide a corner joint device that is simple and can be easily installed.
[0005]
The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in conjunction with the accompanying drawings.
However, the drawings are for explanation only and do not limit the technical scope of the present invention.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, the present invention provides a joint plate formed on an upper surface of a floor frame such as a wall and the like so as to open to the joint portion as provided through the outer wall surface and joint portion of the building. A supporting concave portion, a one-side movable joint cover in which a tip portion covering a joint portion of a corner portion slidably attached to one side outer wall surface of the building is located at a substantially central portion of the joint plate supporting concave portion, and the building A tip portion for preventing interference by providing a step at a position where the one-side movable joint cover that covers the joint portion of the corner portion slidably attached to the other outer wall surface adjacent to the one outer wall surface is provided The other side movable joint cover is located at substantially the center of the joint plate support concave portion, and the one side portion of the joint plate support concave portion is supported by the tip portion of the one side movable joint cover. Enables slide movement The other side fixed joint cover and the other side fixed joint cover which covers the other side part of the joint plate support concave part on which the tip of the other side movable joint cover is supported so that the other side movable joint cover can slide. And constitutes a corner joint device.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described in detail with reference to embodiments shown in the drawings.
[0008]
In the first embodiment of the present invention shown in FIGS. 1 to 12, reference numeral 1 denotes a corner portion between an outer wall surface 2 a of a building 2 and a floor frame 4 such as a wall provided via a joint portion 3. In the corner floor joint device of the present invention that covers the joint portion 3, the corner floor joint device 1 opens on the joint portion 3 on the upper surface of the floor housing 4 such as a wall as described above. Fixed to the joint plate support recess 5 formed on the base plate, the support plate 6 that covers the bottom surface of the joint plate support recess 5 and the wall surface on the opposite joint portion as necessary, and one side outer wall surface 2a of the building 2 A comb-shaped one-side movable joint in which a tip portion covering a joint portion of a corner portion that is slidably attached to the guide rail 7 via a plurality of rollers 8 is located at a substantially central portion of the joint plate support concave portion 5. The cover 9 and the other side outer wall surface 2a adjacent to the one side outer wall surface 2a of the building 2 are fixed to each other. A step 12 is provided at a position where the one-side movable joint cover 9 covering the joint portion of the corner portion slidably attached to the guide rail 10 via a plurality of rollers 11 is prevented from interfering with the guide rail 10. A comb-tooth shaped other-side movable joint cover 13 and a comb-tooth-like one-side fixed joint cover 14 fixed to one side of the joint plate support recess 5 on which the tip of the one-side movable joint cover 9 is supported. And a comb-toothed other side fixed joint cover 15 fixed to the other side part of the joint plate supporting recess 5 on which the tip of the other side movable joint cover 13 is supported.
[0009]
As shown in FIG. 5, the one-side movable joint cover 9 includes a support bar 16 using an angle member, and a plurality of bar members 17 having rear end portions fixed to the support bar 16 by welding or the like at predetermined intervals. , And a plurality of rollers 8 attached to the bottom surface of the support bar 16 at a predetermined interval.
[0010]
As shown in FIG. 6, the other-side movable joint cover 13 includes a support bar 18 in which a step portion 12 is formed using an angle material, and a plurality of rear end portions fixed to the support bar 18 at predetermined intervals by welding or the like. Each bar member 19 and a plurality of rollers 11 attached to the bottom surface of the support bar 18 excluding the stepped portion 12 at predetermined intervals.
[0011]
As shown in FIG. 7, the one-side fixed joint cover 14 includes a support bar 20 using an angle member, and a plurality of bar members 21 whose rear end portions are fixed to the support bar 20 at predetermined intervals by welding or the like. The fixed bar members 22 and 23 are fixed to the front ends of the multiple bar members 21 and the bottom surface of the substantially central portion by welding or the like.
[0012]
As shown in FIG. 8, the other side fixed joint cover 15 includes a support bar 24 in which a step portion 12 is formed using an angle material, and a plurality of rear end portions fixed to the support bar 24 at predetermined intervals by welding or the like. Each bar member 25 is composed of a plurality of bar members 25 and fixed bar members 26 and 27 fixed to the bottom surfaces of the front end portions and substantially central portions of the bar members 25 by welding or the like.
[0013]
The corner floor joint device 1 having the above-described configuration is configured such that the corner joint 3 is normally connected to the one side movable joint cover 9, the one side fixed joint cover 14, the other side movable joint cover 13, and the other side fixed joint cover 15. Covered in a flat state.
[0014]
When a swinging motion occurs such that the left and right joint parts 3 and 3 become wider or narrower, as shown in FIGS. 9 to 12, the one-side movable joint cover 9 and the one-side fixed joint cover 14 The one-side movable joint cover 9 slides and the other-side movable joint cover 13 slides, or the other-side movable joint cover 13 and the other-side fixed joint cover 15 extend and contract at the corners. The covered state can be maintained without any gaps.
[0015]
Different Embodiments of the Invention
Next, different embodiments of the present invention shown in FIGS. 13 to 24 will be described. In the description of the different embodiments of the present invention, the same components as those in the first embodiment of the present invention are denoted by the same reference numerals, and redundant description is omitted.
[0016]
In the second embodiment of the present invention shown in FIGS. 13 to 15, the main difference from the first embodiment of the present invention is that one side outer wall surface 2a and the other side outer wall surface 2a of the building 2 are Even if the corner floor joint device 1A attached to such a part is attached to the corner part of the obtuse angle part, the same operational effects as those of the first embodiment of the present invention can be obtained.
[0017]
In the third embodiment of the present invention shown in FIGS. 16 to 18, the main difference from the first embodiment of the present invention is that the other outer wall surface adjacent to the one outer wall surface 2 a of the building 2. The other side fixed joint cover 15A whose front end is positioned at the substantially central portion of the joint plate supporting recess 5 is fixed to 2a, and the other side of the joint plate supporting concave 5 where the front end of the other side fixed joint cover 15A is supported. The other side fixed joint cover 15A formed in this way and the other side are provided in that the other side movable joint cover 13A having a plurality of rollers attached to the bottom part of the front end part and the rear end part is attached to the part. Even in the corner floor joint device 1B configured using the movable joint cover 13A, the same effects as those of the first embodiment of the present invention can be obtained, and the one-side movable joint cover 9 and the one-side fixed member can be fixed. With joint cover 14 You may use other side fixed joint cover 15A and the other side movable joint cover 13A is not provided with a step part for preventing the negotiations.
[0018]
The fourth embodiment of the present invention shown in FIG. 19 to FIG. 21 is mainly different from the first embodiment of the present invention in that a plate-like one side movable joint cover 9A, the other side movable joint cover. 13B, a plate-like one-side fixed joint cover 14A and the other-side fixed joint cover 15B covering one side and the other side of the joint plate supporting recess 5 of the one-side movable joint cover 9A and the other-side movable joint cover 13B, In this way, the engaging pieces 28 and 28 and the guide pieces 29 and 29 for engaging the one-side movable joint cover 9A and the other-side movable joint cover 13B so as to be slidable in the direction perpendicular to the sliding direction are used. Even in the corner floor joint device 1 </ b> C, the same effects as those of the first embodiment of the present invention can be obtained.
[0019]
The fifth embodiment of the present invention shown in FIGS. 22 to 24 is mainly different from the first embodiment of the present invention in that one floor frame integrally formed with the outer wall surface 2a of the building 2 is used. The corner floor configured in this way in that the one-side movable joint cover 9 and the other-side movable joint cover 13 are attached to the joint portion side end on one side and the joint portion side end on the other side of 2A. Even in the joint device 1D, the same effects as those of the first embodiment of the present invention can be obtained.
[0020]
【The invention's effect】
As is clear from the above description, the present invention has the following effects.
[0021]
(1) a joint plate supporting recess formed on the upper surface of the floor frame body such as a wall provided through the outer wall surface and joint part of the building so as to open to the joint part; A one-side movable joint cover, which is slidably attached to the side outer wall surface and has a tip part covering the joint part of the corner portion, located substantially at the center of the joint plate supporting recess, and adjacent to the one outer wall surface of the building A tip portion that prevents interference by providing a step at a position where the one-side movable joint cover that covers the joint portion of the corner portion that is slidably attached to the other outer wall surface that fits the joint plate support concave portion The other side movable joint cover located substantially at the center and the one side part of the joint plate supporting recess, on which the tip of the one side movable joint cover is supported, are slidably covered by the one side movable joint cover. One side fixed joint cover, Since the other side portion of the joint plate support concave portion where the front end portion of the other side movable joint cover is supported is constituted by the other side fixed joint cover that covers the other side movable joint cover so as to be slidable. Even if the joint portion becomes wider or narrower without causing a step in the corner portion, it can be covered so that the shaking motion can be absorbed.
Therefore, it can be finished beautifully without becoming unsightly as in the prior art.
[0022]
(2) According to the above (1), since the structure is simple, it can be easily installed.
[0023]
(3) According to the above (1), even if the swaying motion in which the corner joint becomes wider or narrower, the one side movable joint cover, the other side movable joint cover slide movement and the one side fixed joint cover, The sliding movement toward the other side fixed joint cover can surely prevent a gap from being formed between the one side movable joint cover and the other side movable joint cover.
Therefore, it can be used safely.
[0024]
(4) Claims 2, 3, 4, and 5 can provide the same effects as the above (1) to (3).
[Brief description of the drawings]
FIG. 1 is an explanatory diagram of an installation state of a first embodiment of the present invention.
FIG. 2 is an enlarged cross-sectional view taken along line 2-2 in FIG.
3 is an enlarged cross-sectional view taken along line 3-3 in FIG.
4 is an enlarged cross-sectional view taken along line 4-4 of FIG.
FIG. 5 is an explanatory diagram of a one-side movable joint cover according to the first embodiment of this invention.
FIG. 6 is an explanatory diagram of the other-side movable joint cover according to the first embodiment of this invention.
FIG. 7 is an explanatory diagram of a one-side fixed joint cover according to the first embodiment of this invention.
FIG. 8 is an explanatory diagram of the other-side fixed joint cover according to the first embodiment of this invention.
FIG. 9 is an operation explanatory diagram in which the joint portion in the left-right direction is narrowed.
FIG. 10 is an operation explanatory diagram in which the joint portion in the left-right direction is widened.
FIG. 11 is an operation explanatory diagram in which the joint portion in the front-rear direction is narrowed.
FIG. 12 is an operation explanatory diagram in which the joint portion in the front-rear direction is widened.
FIG. 13 is an explanatory diagram of an installation state according to the second embodiment of this invention.
14 is an enlarged cross-sectional view taken along line 14-14 of FIG.
15 is an enlarged cross-sectional view taken along the line 15-15 in FIG.
FIG. 16 is an explanatory diagram of an installation state according to the third embodiment of the present invention.
17 is an enlarged sectional view taken along line 17-17 of FIG.
18 is an enlarged cross-sectional view taken along the line 18-18 in FIG.
FIG. 19 is an explanatory diagram of an installation state of the fourth embodiment of the present invention.
20 is an enlarged sectional view taken along the line 20-20 in FIG.
FIG. 21 is an enlarged cross-sectional view taken along line 21-21 in FIG.
FIG. 22 is an explanatory diagram of an installation state of the fifth embodiment of the present invention.
23 is an enlarged cross-sectional view taken along the line 23-23 in FIG.
24 is an enlarged sectional view taken along line 24-24 of FIG.
[Explanation of symbols]
1, 1A, 1B, 1C, 1D: Floor joint device for corners,
2: building, 2a: outer wall,
2A: One floor frame, 3: Joint part,
4: Floor frame such as a wall, 5: Joint plate support recess,
6: Support plate, 7: Guide rail,
8: Roller
9, 9A: One side movable joint cover,
10: guide rail, 11: roller,
12: Step,
13, 13A, 13B: other side movable joint cover,
14, 14A: One side fixed joint cover,
15, 15A, 15B: other side fixed joint cover,
16: Support bar, 17: Bar member,
18: Support bar, 19: Bar member,
20: support bar, 21: bar member,
22, 23: fixing bar member,
24: Support bar, 25: Bar member,
26, 27: fixing bar member,
28: locking piece, 29: guide piece.
