【０００１】
【発明の属する技術分野】
本発明は目地部を介して建てられた左右の建物の壁面間の目地部を覆う伸縮壁に関する。
【０００２】
【従来の技術】
従来、左右の建物の壁面間の目地部を覆う場合、左右の建物の内壁面の目地部寄りの部位の一方の躯体に所定間隔で固定された目地部内に支持部が形成された複数個の固定金具と、この固定金具にそれぞれ取付けられる前記左右の建物の目地部間に橋渡される複数個のカバー支持金具と、この複数個のカバー支持金具を常時両端部が左右の躯体に当接するように付勢する前記固定金具の支持部に取付けられた取付け金具と、前記複数個のカバー支持金具を覆うように該複数個のカバー支持金具に複数個のビスによって取付けられた目地カバーとからなる目地カバー装置を用いている。
【０００３】
【発明が解決しようとする課題】
従来の目地カバー装置では目地部の寸法が大きいと目地カバーが大きく、重たくなるため、地震等の揺れ動き時にスムーズに作動させることができず、損傷しやすいという欠点があった。
【０００４】
本発明は以上のような従来の欠点に鑑み、取り扱いが容易な大きさや重さの目地プレートを用いて、容易に設置することができるとともに、伸縮および異なる前後方向に左右の建物が揺れ動いても、その揺れ動きに追従して、損傷することがなく、かつ目地プレートを常時中央部で支持しながら平行に位置させることができる伸縮壁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、本発明は目地部を介して建てられた左右の建物の一方の建物の目地部側の壁躯体に先端部が水平方向に回動可能に取付けられた、該目地部のほぼ半分以上を覆う一方の目地プレートと、この一方の目地プレートの先端部と先端部がスライド移動可能で水平方向に回動可能に前記左右の建物の他方の建物の目地部側の壁躯体に取付けられた他方の目地プレートと、この他方の目地プレートと前記一方の目地プレートとの先端部が当接した状態でスライド移動可能に係止する係止片と、前記一方の目地プレートの上下部あるいは背面の少なくとも１箇所あるいは前記他方の目地プレートの背面に水平方向に形成されたガイド部と、このガイド部の前記目地部のほぼ中央部部位で、該ガイド部とスライド移動可能に係合する係合片をほぼ中央部に有する伸縮可能で、該係合片部位が常時前記目地部のほぼ中央部に位置できる両端部が左右の目地部側の壁躯体に枢支される目地プレートの平行維持リンク装置とで伸縮壁を構成している。
【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９に示す本発明の第１の実施の形態において、１は目地部２を介して建てられた左右の建物３、３の壁面３ａ、３ａ間の目地部２を覆う本発明の伸縮壁で、この伸縮壁１は前記左右の建物３、３の一方の建物３の目地部側の壁躯体３ｂに先端部が水平方向にヒンジ部材４を介して回動可能に取付けられた、該目地部２のほぼ半分以上を覆う先端部が開口５する上下板および背面板が係止片となる筒状の一方の目地プレート６と、この一方の目地プレート６内に先端部がスライド移動可能で、水平方向に回動可能に前記左右の建物３、３の他方の建物３の目地部側の壁躯体３ｂにヒンジ部材７を介して取付けられた他方の目地プレート８と、前記一方の目地プレート６の上面および下部背面に水平方向に形成されたガイド部９、９と、両端部が前記左右の目地部側の壁躯体３ｂ、３ｂに蝶番１０、１０、１０、１０を介して枢支された山形状に突出する中央部を枢支ピン１１、１１で枢支されたリンク本体１２、１２、このリンク本体１２、１２の左右のリンク１２ａ、１２ａ、１２ａ、１２ａのほぼ中央部に両端部が枢支ピン１３、１３、１３、１３で枢支され山形状に突出する中央部を前記ガイド部９、９の前記目地部のほぼ中央部部位で該ガイド部９、９とスライド移動可能に係合する係合片１４、１４で枢支された平行リンク１５、１５とからなる目地プレートの平行維持リンク装置１６、１６とで構成されている。
【０００９】
前記ガイド部９、９は図５および図６に示すように、リップミゾ形鋼形状の溝に形成されたものが使用されている。
【００１０】
上記構成の伸縮壁１は地震等によって目地部２が狭くなった場合には図７に示すように、他方の目地プレート８の先端部が一方の目地プレート６内をスライド移動しながら入り込むとともに、目地プレートの平行維持リンク装置１６、１６の係合片１４、１４がガイド部９、９をスライド移動して目地部２のほぼ中央部に位置して、一方の目地プレート６を平行状態に保つ。
【００１１】
目地部２が広くなった場合には図８に示すように、他方の目地プレート８の先端部が一方の目地プレート６内をスライド移動しながら伸長するとともに、目地プレートの平行維持リンク装置１６、１６の係合片１４、１４がガイド部９、９をスライド移動して、目地部２のほぼ中央部に位置して一方の目地プレート６を平行状態に保つ。
【００１２】
左右の建物３、３が異なる前後方向に揺れ動いた場合には、図９に示すように一方の目地プレート６と他方の目地プレート８とがヒンジ部材４、７部分で回動するとともに、目地プレートの平行維持リンク装置１６、１６も両端部の蝶番１０、１０、１０、１０の枢支ピン１０ａ、１０ａ、１０ａ、１０ａ部で回動してその揺れ動きを吸収する。
【００１３】
【発明の異なる実施の形態】
次に、図１０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。
【００１４】
図１０ないし図１２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、一方の目地プレート６の上面および下部背面にリップミゾ形鋼形状のガイド部９、９を有するガイド部材１７、１７を固定するとともに、開閉扉１８を取付けた他方の目地プレート８Ａを用いた点で、このように構成した伸縮壁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。
【００１５】
図１３ないし図１５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、下部に複数個のローラー１９を取付けた一方の目地プレート６Ａと、先端下部にローラー２０を取付けた他方の目地プレート８Ｂとを用いた点で、このように構成した伸縮壁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、一方の目地プレート６Ａおよび他方の目地プレート８Ｂをよりスムーズに移動させることができる。
【００１６】
図１６ないし図１８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２の実施の形態と主に異なる点は、一方の目地プレート６のほぼ中央背面および上面にリップミゾ形鋼形状のガイド部９、９を有するガイド部材１７、１７を用いて、目地プレートの平行維持リンク装置１６、１６を取付けた点で、このように構成した伸縮壁１Ｃにしても、前記本発明の第２の実施の形態と同様な作用効果が得られる。
なお、本発明の実施の形態では一方の目地プレート６のほぼ中央部の目地プレートの平行維持リンク装置１６だけでもよい。
【００１７】
図１９ないし図２１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、格子状のフレーム２１に板材２２、２２を固定した板状の一方の目地プレート６Ｂと、この一方の目地プレート６Ｂの上部および下部に他方の目地プレート８を該一方の目地プレート６Ｂに当接した状態でスライド移動可能に係止するＬ字状の係止片２３、２３を取付けた点で、このように構成した伸縮壁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。
【００１８】
図２２ないし図２４に示す本発明の第６の実施の形態において、前記本発明の第２の実施の形態と主に異なる点は、一方の目地プレート６の上部のガイド部９とほぼ中央部の係合片１４がスライド移動可能に係合する四角形状が２個できるパンタグラフ形状の目地プレートの平行維持リンク装置１６Ａを用いた点で、このように構成した伸縮壁１Ｅにしても、前記本発明の第２の実施の形態と同様な作用効果が得られる。
【００１９】
なお、前記本発明の各実施の形態ではガイド部９、９としてリップミゾ形鋼形状の溝を用いるものについて説明したが、本発明はこれに限らず、Ｔ字状のガイド部材を用い、このガイド部材のガイド部とスライド移動可能に係合するリップミゾ形鋼形状に先端部を形成した係合片を用いてもよい。
また、ガイド部材を目地プレートの先端部より突出可能にスライド移動可能に取付け、一方の目地プレートと他方の目地プレートとの先端部が離れても、目地部の中央部で一方の目地プレートと他方の目地プレートを支持できるようにしてもよい。
さらに、前記本発明の各実施の形態では目地プレートの平行維持リンク装置を目地プレートの背面に位置させるものに付いて説明したが、本発明はこれに限らず、目地プレートの上部や下部に設置することができる空間がある場合には目地プレートの上部や下部に配置してもよい。
【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）目地部を介して建てられた左右の建物の一方の建物の目地部側の壁躯体に先端部が水平方向に回動可能に取付けられた、該目地部のほぼ半分以上を覆う一方の目地プレートと、この一方の目地プレートの先端部と先端部がスライド移動可能で水平方向に回動可能に前記左右の建物の他方の建物の目地部側の壁躯体に取付けられた他方の目地プレートと、この他方の目地プレートと前記一方の目地プレートとの先端部が当接した状態でスライド移動可能に係止する係止片と、前記一方の目地プレートの上下部あるいは背面の少なくとも１箇所あるいは前記他方の目地プレートの背面に水平方向に形成されたガイド部と、このガイド部の前記目地部のほぼ中央部部位で、該ガイド部とスライド移動可能に係合する係合片をほぼ中央部に有する伸縮可能で、該係合片部位が常時前記目地部のほぼ中央部に位置できる両端部が左右の目地部側の壁躯体に枢支される目地プレートの平行維持リンク装置とで構成されているので、目地部を一方の目地プレートと他方の目地プレートとで覆うことができる。
したがって、大きな目地部でも取り扱いが容易な大きさと重量の目地プレートを使用でき、設置作業を容易にできる。
【００２２】
（２）前記（１）によって、一方の目地プレートと他方の目地プレートとを伸縮および前後方向に回動させることができる。
したがって、地震等によって目地部が狭くなったり、広くなったりしても、一方の目地プレートと他方の目地プレートのスライド移動によって、その揺れ動きを吸収することができるとともに、一方の目地プレートと他方の目地プレートの先端部の水平方向の回動によって、異なる前後方向の揺れ動きを吸収することができる。
【００２３】
（３）前記（１）によって、目地プレートの平行維持リンク装置によって、一方の目地プレートを常時目地部のほぼ中央部で平行状態を保つように支持することができる。
したがって、一方の目地プレートと他方の目地プレートの移動を確実に阻止して、固定状態に安定状態で支持できる。
【００２４】
（４）前記（１）によって、構造が簡単で、容易に設置することができる。
【００２５】
（５）請求項２も前記（１）〜（４）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正面図。
【図２】本発明の第１の実施の形態の設置状態の背面図。
【図３】本発明の第１の実施の形態の設置状態の平面図。
【図４】図１の４−４線に沿う断面図。
【図５】図１の５−５線に沿う断面図。
【図６】図１の６−６線に沿う断面図。
【図７】本発明の第１の実施の形態の目地部が狭くなった動作説明図。
【図８】本発明の第１の実施の形態の目地部が広くなった動作説明図。
【図９】本発明の第１の実施の形態の異なる前後方向の動作説明図。
【図１０】本発明の第２の実施の形態の設置状態の正面図。
【図１１】本発明の第２の実施の形態の設置状態の平面図。
【図１２】図１０の１２−１２線に沿う断面図。
【図１３】本発明の第３の実施の形態の設置状態の正面図。
【図１４】本発明の第３の実施の形態の設置状態の平面図。
【図１５】図１３の１５−１５線に沿う断面図。
【図１６】本発明の第４の実施の形態の設置状態の正面図。
【図１７】本発明の第４の実施の形態の設置状態の平面図。
【図１８】図１６の１８−１８線に沿う断面図。
【図１９】本発明の第５の実施の形態の設置状態の正面図。
【図２０】本発明の第５の実施の形態の設置状態の平面図。
【図２１】図１９の２０−２０線に沿う断面図。
【図２２】本発明の第６の実施の形態の設置状態の正面図。
【図２３】本発明の第６の実施の形態の設置状態の平面図。
【図２４】図２２の２４−２４線に沿う断面図。
【符号の説明】
１、１Ａ、１Ｂ、１Ｃ、１Ｄ、１Ｅ：伸縮壁、
２：目地部、 ３：建物、
４：ヒンジ部材、 ５：開口、
６、６Ａ、６Ｂ：一方の目地プレート、
７：ヒンジ部材、
８、８Ａ、８Ｂ：他方の目地プレート、
９：ガイド部、 １０：蝶番、
１１：枢支ピン、 １２：リンク本体、
１３：枢支ピン、 １４：係合片、
１５：平行リンク、
１６、１６Ａ：平行維持リンク装置、
１７：ガイド部材、 １８：開閉扉、
１９：ローラー、 ２０：ローラー、
２１：フレーム、 ２２：板材、
２３：係止片。[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a telescopic wall that covers a joint between wall surfaces of left and right buildings built via the joint.
[0002]
[Prior art]
Conventionally, when covering the joints between the walls of the left and right buildings, a plurality of support portions are formed in joints fixed at predetermined intervals to one of the skeletons near the joints on the inner wall surfaces of the left and right buildings. A fixing bracket, a plurality of cover support brackets attached to the joints of the left and right buildings respectively attached to the fixing bracket, and both ends of the plurality of cover support brackets are always in contact with the left and right frames. And a joint cover attached to the plurality of cover support brackets with a plurality of screws so as to cover the plurality of cover support brackets. A joint cover device is used.
[0003]
[Problems to be solved by the invention]
In the conventional joint cover device, if the joint portion is large in size, the joint cover becomes large and heavy, so that the joint cover device cannot be operated smoothly at the time of shaking motion such as an earthquake, and has a disadvantage that it is easily damaged.
[0004]
In view of the conventional drawbacks as described above, the present invention can be easily installed using a joint plate having a size and weight that is easy to handle, and can be easily expanded and contracted and even if the left and right buildings swing in different front and rear directions. It is an object of the present invention to provide a telescopic wall which can be positioned in parallel with the joint plate while always supporting the joint plate at the center without being damaged by following the swinging motion.
[0005]
The above and other objects and novel features of the present invention will become more completely apparent from the following description when read in conjunction with the accompanying drawings.
However, the drawings are merely for explanation 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 relates to a joint, wherein a tip is attached to a wall frame on the joint side of one of the left and right buildings built through the joint so as to be rotatable in a horizontal direction. A joint plate that covers substantially half or more of the part, and a tip end portion of the one joint plate that is slidable and rotatable in the horizontal direction on the joint portion side wall of the other one of the left and right buildings. The other joint plate attached to the skeleton, a locking piece that slidably locks in a state where the other joint plate and the one joint plate are in abutting contact with each other; A guide portion formed in a horizontal direction on at least one of the upper and lower portions or the back surface or on the back surface of the other joint plate; and a guide portion which is slidable with the guide portion at a substantially central portion of the joint portion. Combination The joint plate has an engaging piece that can be extended and contracted at a substantially central portion, and both ends of which the engaging piece portion can always be located at a substantially central portion of the joint portion are pivotally supported by left and right joint side wall structures. The telescopic wall is constituted by the parallel maintaining link device.
[0007]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings.
[0008]
In the first embodiment of the present invention shown in FIGS. 1 to 9, reference numeral 1 denotes a joint of the present invention which covers joints 2 between wall surfaces 3 a and 3 a of right and left buildings 3 and 3 built via joints 2. This elastic wall 1 is attached to a wall frame 3b on the joint side of one of the left and right buildings 3 and 3 at the joint portion side of the building 3 so as to be rotatable in a horizontal direction via a hinge member 4. One cylindrical joint plate 6 having upper and lower plates and a back plate serving as locking pieces, the upper and lower plates and the back plate having openings 5 covering more than half of the joint portion 2, and the distal end portion slides into the one joint plate 6. The other joint plate 8, which is rotatable in the horizontal direction and is attached via a hinge member 7 to a wall frame 3 b on the joint portion side of the other building 3 of the left and right buildings 3, 3, Guide portions 9, 9 formed horizontally on the upper surface and the lower rear surface of the joint plate 6. Both ends are pivotally supported by pivot pins 11, 11 at the central portions projecting in the shape of a mountain pivotally supported by hinges 10, 10, 10, 10 to the left and right joint side wall bodies 3b, 3b. The link bodies 12, 12, and both ends are pivotally supported by pivot pins 13, 13, 13, 13 at substantially the center of the right and left links 12a, 12a, 12a, 12a of the link bodies 12, 12, and project in a mountain shape. A parallel link 15, 15 pivotally supported by an engagement piece 14, 14 slidably engaged with the guide portion 9, 9 at a substantially central portion of the joint portion of the guide portion 9, 9 And the joint plate parallel maintaining link devices 16, 16.
[0009]
As shown in FIGS. 5 and 6, the guides 9, 9 are formed in lip-groove shaped steel grooves.
[0010]
When the joint part 2 becomes narrow due to an earthquake or the like, as shown in FIG. 7, the extensible wall 1 having the above-described configuration allows the tip part of the other joint plate 8 to enter the joint plate 6 while sliding. The engagement pieces 14, 14 of the joint plate parallel maintaining link devices 16, 16 slide on the guide portions 9, 9 and are positioned substantially at the center of the joint portion 2 to keep one joint plate 6 in a parallel state. .
[0011]
When the joint portion 2 is widened, as shown in FIG. 8, the tip end of the other joint plate 8 extends while sliding within one joint plate 6, and the joint plate parallel maintaining link device 16, The 16 engagement pieces 14, 14 slide on the guides 9, 9 and are located substantially at the center of the joint 2 to keep one joint plate 6 in a parallel state.
[0012]
When the left and right buildings 3 and 3 swing in different front and rear directions, as shown in FIG. 9, one joint plate 6 and the other joint plate 8 rotate at the hinge members 4 and 7, and the joint plate is rotated. The parallel maintaining link devices 16, 16 also rotate at the pivot pins 10a, 10a, 10a, 10a of the hinges 10, 10, 10, 10 at both ends to absorb the swinging motion.
[0013]
Different Embodiments of the Invention
Next, different embodiments of the present invention shown in FIGS. 10 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 will be omitted.
[0014]
The main difference between the second embodiment of the present invention shown in FIGS. 10 to 12 and the first embodiment of the present invention is that a lip groove steel shape is provided on the upper surface and the lower rear surface of one joint plate 6. The present invention can be applied to the telescopic wall 1A having such a structure in that the guide members 17, 17 having the guide portions 9, 9 are fixed and the other joint plate 8A to which the opening / closing door 18 is attached is used. The same operation and effect as those of the first embodiment can be obtained.
[0015]
The third embodiment of the present invention shown in FIGS. 13 to 15 is mainly different from the first embodiment of the present invention in that one joint plate 6A having a plurality of rollers 19 attached to a lower portion. And the other joint plate 8B having the roller 20 attached to the lower part of the tip, the same effect as that of the first embodiment of the present invention can be obtained even with the elastic wall 1B having such a configuration. As a result, one joint plate 6A and the other joint plate 8B can be moved more smoothly.
[0016]
The fourth embodiment of the present invention shown in FIGS. 16 to 18 is mainly different from the second embodiment of the present invention in that a lip-groove shaped steel is provided substantially at the center rear surface and upper surface of one joint plate 6. With the use of the guide members 17, 17 having the guide portions 9, 9 in the form of the joints, the parallel maintaining link devices 16, 16 of the joint plate are attached to the elastic wall 1C thus configured. The same operation and effect as in the second embodiment can be obtained.
In the embodiment of the present invention, only the joint plate parallel maintaining link device 16 at the substantially central portion of one joint plate 6 may be used.
[0017]
The fifth embodiment of the present invention shown in FIGS. 19 to 21 is mainly different from the first embodiment of the present invention in that the plate members 22, 22 are fixed to a grid-like frame 21. And an L-shaped latch that locks the other joint plate 8 slidably on the upper and lower portions of the one joint plate 6B in contact with the one joint plate 6B. The same effects as those of the first embodiment of the present invention can be obtained even with the elastic wall 1D thus configured in that the pieces 23, 23 are attached.
[0018]
The main difference between the sixth embodiment of the present invention shown in FIGS. 22 to 24 and the second embodiment of the present invention is that the guide 9 at the upper part of one joint plate 6 and the substantially central portion In the point that the parallelizing link 16A of the pantograph-shaped joint plate in which two engaging pieces 14 are slidably engaged with the engaging pieces 14 is used, the telescopic wall 1E configured as described above is used. The same operation and effect as those of the second embodiment can be obtained.
[0019]
In each of the above embodiments of the present invention, a description has been given of a case where a lip-groove-shaped steel groove is used as the guide portions 9, 9. However, the present invention is not limited to this, and a T-shaped guide member may be used. You may use the engagement piece which formed the front-end | tip part in the shape of the lip groove | channel steel which slidably engages with the guide part of a member.
Also, the guide member is slidably mounted so as to protrude from the tip of the joint plate, and even if the tip of one joint plate is separated from the other joint plate, one joint plate and the other joint plate are located at the center of the joint. May be supported.
Furthermore, in each of the embodiments of the present invention described above, the parallel maintenance link device of the joint plate is located at the back of the joint plate. However, the present invention is not limited to this, and may be installed at the upper or lower part of the joint plate. If there is a space that can be used, it may be arranged above or below the joint plate.
[0020]
【The invention's effect】
As is clear from the above description, the following effects can be obtained in the present invention.
[0021]
(1) One end of one of the right and left buildings built via the joint is attached to the joint on the joint side wall body so as to be rotatable in the horizontal direction, and covers substantially half or more of the joint. Joint plate, and the other joint attached to the wall frame on the joint portion side of the other building of the left and right buildings so that the tip and the tip of the one joint plate can slide and rotate in the horizontal direction. A plate, a locking piece that is slidably locked in a state where the other joint plate and the one joint plate are in contact with each other, and at least one of upper and lower portions or a back surface of the one joint plate. Alternatively, a guide portion formed in the horizontal direction on the back surface of the other joint plate, and an engagement piece slidably engaged with the guide portion at a substantially central portion of the joint portion of the guide portion are substantially centered. Have in the department Both ends of the joint plate are extendable and contractable, and the engaging piece portion can always be located substantially at the center of the joint portion. Therefore, the joint part can be covered with one joint plate and the other joint plate.
Therefore, a joint plate having a size and weight that can be easily handled even in a large joint portion can be used, and the installation work can be facilitated.
[0022]
(2) According to the above (1), one joint plate and the other joint plate can be expanded and contracted and rotated in the front-rear direction.
Therefore, even if the joint part becomes narrow or wide due to an earthquake or the like, the sliding movement of one joint plate and the other joint plate can absorb the swaying motion, and one joint plate and the other joint plate can be absorbed. Due to the horizontal rotation of the tip of the joint plate, different swinging movements in the front-back direction can be absorbed.
[0023]
(3) According to the above (1), the joint plate can be supported by the joint plate parallel maintaining link device such that one joint plate is always maintained in a parallel state substantially at the center of the joint portion.
Therefore, the movement of one joint plate and the other joint plate is reliably prevented, and the joint plate can be stably supported in a fixed state.
[0024]
(4) According to the above (1), the structure is simple and can be easily installed.
[0025]
(5) Claim 2 has the same effect as (1) to (4).
[Brief description of the drawings]
FIG. 1 is a front view of an installed state according to a first embodiment of the present invention.
FIG. 2 is a rear view of the installation state of the first embodiment of the present invention.
FIG. 3 is a plan view of an installed state according to the first embodiment of the present invention.
FIG. 4 is a sectional view taken along the line 4-4 in FIG. 1;
FIG. 5 is a sectional view taken along the line 5-5 in FIG. 1;
FIG. 6 is a sectional view taken along the line 6-6 in FIG. 1;
FIG. 7 is an explanatory diagram of the operation of the first embodiment of the present invention in which the joints are narrowed.
FIG. 8 is an operation explanatory diagram of the joint according to the first embodiment of the present invention in which the joints are widened;
FIG. 9 is an explanatory diagram of an operation in a front-rear direction different from the first embodiment of the present invention.
FIG. 10 is a front view of an installed state according to the second embodiment of the present invention.
FIG. 11 is a plan view of an installed state according to the second embodiment of the present invention.
FIG. 12 is a sectional view taken along the line 12-12 in FIG. 10;
FIG. 13 is a front view of an installed state according to the third embodiment of the present invention.
FIG. 14 is a plan view of an installed state according to a third embodiment of the present invention.
FIG. 15 is a sectional view taken along the line 15-15 in FIG. 13;
FIG. 16 is a front view of an installed state according to a fourth embodiment of the present invention.
FIG. 17 is a plan view of an installed state according to a fourth embodiment of the present invention.
FIG. 18 is a sectional view taken along the line 18-18 in FIG. 16;
FIG. 19 is a front view of an installation state according to a fifth embodiment of the present invention.
FIG. 20 is a plan view of an installation state according to a fifth embodiment of the present invention.
FIG. 21 is a sectional view taken along the line 20-20 in FIG. 19;
FIG. 22 is a front view of the installation state according to the sixth embodiment of the present invention.
FIG. 23 is a plan view of an installed state according to a sixth embodiment of the present invention.
FIG. 24 is a sectional view taken along the line 24-24 in FIG. 22;
[Explanation of symbols]
1, 1A, 1B, 1C, 1D, 1E: telescopic wall,
2: Joint, 3: Building,
4: hinge member, 5: opening,
6, 6A, 6B: one joint plate,
7: hinge member,
8, 8A, 8B: the other joint plate,
9: Guide part, 10: Hinge,
11: pivot pin, 12: link body,
13: pivot pin, 14: engagement piece,
15: Parallel link,
16, 16A: parallel maintaining link device,
17: Guide member, 18: Opening / closing door,
19: Roller, 20: Roller,
21: frame, 22: plate,
23: Locking piece.