JP2007186866A - Dry joint water-sealing structure - Google Patents

Dry joint water-sealing structure Download PDF

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JP2007186866A
JP2007186866A JP2006004227A JP2006004227A JP2007186866A JP 2007186866 A JP2007186866 A JP 2007186866A JP 2006004227 A JP2006004227 A JP 2006004227A JP 2006004227 A JP2006004227 A JP 2006004227A JP 2007186866 A JP2007186866 A JP 2007186866A
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JP4907995B2 (en
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Akihiko Tomiyama
昭彦 富山
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Daiwa House Industry Co Ltd
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Daiwa House Industry Co Ltd
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a dry joint water-sealing structure which can bring about a firmly water-sealed state by absorbing the following irregularities even on the occurrence of the irregularities in the width dimensions etc. of a cross joint part, T-shaped cross joint and a linear joint part, and which can realize the water-sealed state in an easily constructible manner. <P>SOLUTION: For example, the cross joint part of an exterior wall is equipped with side materials 2 etc. which are attached to four perpendicular surface parts 4 etc. facing an in-joint space part, and intermediate material tapes 3 and 3. Each of the L-shaped cross-section side materials 2 is equipped with an application side surface part 2a and an overhanging side surface part 2b. The surface part 2a in an L-shape is stuck in a water-sealed state on the surface part along the surface part 4. The surface part 2b has an L-shape which overhangs to the side of the in-joint space part from the surface part 2a, and the intermediate material tapes 3 and 3 are stuck between the side surfaces 2b etc. , so that a section between the surface parts 2a etc. can be water-sealed. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

本発明は、建物の外壁目地などに用いられる乾式の目地止水構造に関する。   The present invention relates to a dry joint water stop structure used for a joint of an outer wall of a building.

例えば、外壁目地の乾式止水構造として、従来より種々のものが提供されているが、目地幅等に狂いを生じていてもその狂いを吸収してしっかりとした止水状態を形成することができ、しかも、それを施工容易に実現することができる目地止水構造は提供されていない。   For example, various types of dry water-stop structures for joints on the outer wall have been provided in the past, but even if the joint width is distorted, it can absorb the distort and form a firm water-stop state. In addition, there is no joint water-stopping structure that can be easily constructed.

特に、縦目地と横目地とが交差する十字目地部では、上下の縦目地部や左右の横目地部に目地幅寸法の狂いや芯ずれを生じていることがあり、また、Ｔ字目地部においても、縦目地部と横目地部に目地幅寸法の狂いを生じていることがあり、また、縦あるいは横の直線目地部においても目地幅寸法の狂いを生じていることがあり、それらの部分をしっかりとした止水状態にするのは容易ではなかった。   In particular, in the cross joint where the vertical joint and the horizontal joint intersect, the joint width may be misaligned or misaligned in the upper and lower vertical joints or the left and right horizontal joints. In some cases, the joint width dimension may be misaligned in the vertical joint part and the horizontal joint part, and the joint width dimension may be misaligned in the vertical joint or the horizontal joint part. It was not easy to make the part firmly water-stopped.

本発明は、上記のような背景において、目地幅寸法等に狂いを生じていてもその狂いを吸収してしっかりとした止水状態を形成することができ、しかも、それを施工容易に実現することができる、乾式の目地止水構造を提供することを課題とする。   In the background as described above, even if the joint width dimension or the like is out of order, the present invention can absorb the inconsistency and form a firm water-stopping state, and realize it easily. It is an object to provide a dry joint water stop structure that can be used.

上記の課題は、十字目地部における目地止水構造であって、
該十字目地部の目地内空間部に面して直角に向きを変える４つの目地内直角面部のそれぞれに取り付けられる止水用の４つの側材と、止水用の面状中間材とが備えられ、
各側材は貼付け辺面部と張出し辺面部とを備える断面Ｌ形をしていると共に、貼付け辺面部はＬ形をして目地内直角面部に沿わされて該直交面部に止水状態に貼り付けられ、かつ、張出し辺面部はＬ形をして貼付け辺面部から目地内空間部側に張り出し、
側材の張出し辺面部間に前記面状中間材が貼りわたされて、該張出し辺面部間が止水されていることを特徴とする乾式の目地止水構造によって解決される。 The above problem is a joint water stop structure in the cross joint part,
There are four side members for water stop attached to each of the four right-angle surfaces in the joint that change the direction at right angles facing the joint space in the cross joint, and a planar intermediate material for water stop. And
Each side material has an L-shaped cross section including an affixed side surface part and an overhanging side surface part, and the affixed side surface part is L-shaped and is attached to the orthogonal surface part in a water-stopped state along the jointed right-angled surface part. And the projecting side surface is L-shaped and projects from the pasting side surface to the joint space portion side,
The problem is solved by a dry joint water-stopping structure characterized in that the sheet-like intermediate material is stuck between the protruding side surface portions of the side members, and the space between the protruding side surface portions is stopped.

この止水構造では、十字目地部を、側材と面状中間材とによって止水するようにしたもので、各側材と目地内直角面部との間は、目地内直角面部への側材のＬ形貼付け辺面部の貼付けによって止水状態にし、側材と面状中間材との間は、側材のＬ形張出し辺面部への面状中間材の貼付けによって止水状態にするようにしたものであるから、十字目地部を側材と中間材とによってしっかりとした止水状態にすることができる。   In this water stop structure, the cross joint part is water-stopped by a side material and a planar intermediate material. Between each side material and the joint right angle surface part, the side material to the joint right angle surface part is used. Make the water-stopped state by sticking the L-shaped pasting side face part of, and between the side material and the planar intermediate material, make the water-stopped state by sticking the planar intermediate material to the L-shaped overhanging side face part of the side material Therefore, the cross joint portion can be firmly stopped by the side material and the intermediate material.

のみならず、上下の縦目地部や左右の横目地部に目地幅寸法の狂いや芯ずれを生じていても、側材の張出し辺面部と面状中間材との貼付け重なり寸法や、面状中間材の平面寸法、また、面状中間材の貼付け位置等を調整するだけで、そのような目地幅寸法の狂いや芯ずれを吸収してしっかりとした止水状態を形成することができる。   Not only the vertical joints on the top and bottom and the horizontal joints on the left and right, but also the joint width dimensions are misaligned or misaligned. By simply adjusting the planar dimensions of the intermediate material, the application position of the planar intermediate material, and the like, it is possible to absorb such misalignment of the joint width dimension and misalignment and form a firm water-stopping state.

しかも、各側材と面状中間材とに分割されているので、各側材の貼付け辺面部を各目地内直角面部に容易に貼り付けることができると共に、面状中間材を各側材の張出し辺面部に容易に貼り付けることができ、十字目地部の止水の施工を容易に行うことができる。   Moreover, since each side material is divided into a planar intermediate material, the side surface portion of each side material can be easily affixed to each joint perpendicular surface portion, and the planar intermediate material can be attached to each side material. It can be easily affixed to the overhanging side surface portion, and water can be applied to the cross joint portion easily.

また、上記の課題は、Ｔ字目地部における目地止水構造であって、
該Ｔ字目地部の目地内空間部に面して直角に向きを変える２つの目地内直角面部のそれぞれに取り付けられる止水用の２つの第１側材と、Ｔ字目地部の目地内空間部に面して直線状に延びる目地内直線面部に取り付けられる止水用の第２側材と、止水用の面状中間材とが備えられ、
第１、第２の各側材は貼付け辺面部と張出し辺面部とを備える断面Ｌ形をしていると共に、
各第１側材は、貼付け辺面部がＬ形をして目地内直角面部に沿わされて該直交面部に止水状態に貼り付けられ、張出し辺面部がＬ形をして貼付け辺面部から目地内空間部側に張り出し、
第２側材は、貼付け辺面部が直線形をして目地内直線面部に沿わされて該直線面部に止水状態に貼り付けられ、張出し辺面部が直線形をして貼付け辺面部から目地内空間部側に張り出し、
第１、第２の側材の張出し辺面部間に前記面状中間材が貼りわたされて該張出し辺面部間が止水されていることを特徴とする乾式の目地止水構造によって解決される。 Moreover, said subject is the joint water stop structure in a T-shaped joint part,
Two first side materials for water-stopping attached to each of the two right-angle surfaces in the joint that change the direction at right angles facing the joint space in the T-shaped joint, and the joint space in the T-shaped joint A second side material for water stop that is attached to the straight joint surface in the joint extending linearly facing the part, and a planar intermediate material for water stop,
Each of the first and second side members has an L-shaped cross section including a pasted side surface portion and a projecting side surface portion,
Each first side material has an L-shaped pasting side surface and is attached to the orthogonal surface portion in a water-stopped state along the perpendicular surface portion in the joint, and the overhanging side surface is L-shaped and is seen from the pasting side surface portion. It overhangs to the underground space side,
The second side material is affixed to the straight line part in the joint joint with the straight side surface of the second side material, and is stuck to the straight surface part in a water-stopped state. Project to the space side,
The problem is solved by a dry joint water-stopping structure characterized in that the planar intermediate material is bonded between the extended side surface portions of the first and second side members and the space between the extended side surface portions is stopped. .

この止水構造においても、Ｔ字目地部を、各側材と面状中間材とによって止水するようにしたもので、第１側材と目地内直角面部との間は、目地内直角面部への第１側材のＬ形貼付け辺面部の貼付けによって止水状態にし、第２側材と目地内直線面部との間は、目地内直線面部への第２側材の直線形貼付け辺面部の貼付けによって止水状態にし、各側材と面状中間材との間は、側材の張出し辺面部への面状中間材の貼付けによって止水状態を形成するようにしたものであるから、しっかりとした止水状態を形成することができる。   Also in this water-stopping structure, the T-shaped joint portion is water-stopped by each side member and the planar intermediate member, and the space between the first side member and the joint right-angle surface portion is the joint right-angle surface portion. The L-side sticking side face part of the first side material to the water-stopped state is attached, and the space between the second side material and the joint straight line part is the straight side sticking side part of the second side member to the joint straight part. Because it is a water-stopped state by pasting, and between each side material and the planar intermediate material, it is intended to form a water-stopped state by pasting the planar intermediate material to the protruding side surface portion of the side material, A firm water stoppage can be formed.

のみならず、縦目地部と横目地部に目地幅寸法の狂いを生じていても、各側材の張出し辺面部と面状中間材との貼付け重なり寸法や、面状中間材の平面寸法等を調整するだけで、そのような目地幅寸法の狂いを吸収してしっかりとした止水状態を形成することができる。   Not only that, even if the joint width dimension is misaligned in the vertical joint part and the horizontal joint part, the pasting side face part of each side material and the planar intermediate material are overlapped, the planar dimension of the planar intermediate material, etc. It is possible to form a firm water-stopping state by absorbing such a deviation in the joint width dimension only by adjusting.

しかも、各側材と面状中間材とに分割されているので、各側材の貼付け辺面部を各目地内直角面部と目地内直線面部に容易に貼り付けることができると共に、面状中間材を各側材の張出し辺面部に容易に貼り付けることができ、Ｔ字目地部の止水の施工を容易に行うことができる。   Moreover, since each side material is divided into a planar intermediate material, the side surfaces of each side material can be easily affixed to each joint right-angle surface portion and joint straight surface portion, and the planar intermediate material. Can be easily affixed to the overhanging side surface portion of each side member, and the water stoppage of the T-shaped joint portion can be easily performed.

また、上記の課題は、直線目地部における目地止水構造であって、
目地内空間部に面して直線状に延びる目地内直線面部のそれぞれに取り付けられる止水用の側材と、止水用の面状中間材とが備えられ、
各側材は貼付け辺面部と張出し辺面部とを備える断面Ｌ形をしていると共に、
貼付け辺面部は直線形をして各目地内直線面部に止水状態に貼り付けられ、張出し辺面部は直線形をして貼付け辺面部から目地内空間部側に張り出し、
側材の張出し辺面部間に前記面状中間材が貼りわたされて該張出し辺面部間が止水されていることを特徴とする乾式の目地止水構造によって解決される。 Moreover, said subject is a joint water stop structure in a straight joint part,
A side material for water stop, which is attached to each of the straight joint surfaces in the joint extending linearly facing the joint space, and a planar intermediate material for water stop,
Each side material has an L-shaped cross section including a pasted side surface portion and an overhang side surface portion,
The affixed side surface is straight and pasted to each joint straight surface in a water-stopped state, the overhanging side surface is straight and overhangs from the affixed side surface to the joint interior space,
The problem is solved by a dry joint water stop structure in which the planar intermediate material is stuck between the extended side surface portions of the side members and the space between the extended side surface portions is stopped.

この止水構造では、直線状目地部を、側材と面状中間材とによって止水するようにしたもので、各側材と目地内直線面部との間は、目地内直線面部への側材の貼付け辺面部の貼付けによって止水状態にし、側材と面状中間材との間は、側材の張出し辺面部への面状中間材の貼付けによって止水状態にするようにしたものであるから、直線目地部を側材と中間材とによってしっかりとした止水状態にすることができる。   In this water stop structure, the straight joint is stopped by a side material and a planar intermediate material, and the space between each side member and the joint straight surface is the side to the joint straight surface. Attaching the material The water is stopped by sticking the side surface part, and between the side material and the planar intermediate material, the water is stopped by sticking the planar intermediate material to the protruding side surface part of the side material. Therefore, the straight joint portion can be firmly stopped by the side material and the intermediate material.

のみならず、直線目地部に目地幅寸法の狂いを生じていても、側材の張出し辺面部と面状中間材との貼付け重なり寸法や、面状中間材の平面寸法等を調整するだけで、そのような目地幅寸法の狂いを吸収してしっかりとした止水状態を形成することができる。   Not only that, even if the joint width dimension is misaligned in the straight joint part, it is only necessary to adjust the overlapped dimensions of the side edges of the side material and the planar intermediate material, the planar dimension of the planar intermediate material, etc. By absorbing such a gap in the joint width dimension, it is possible to form a firm water stop state.

しかも、各側材と面状中間材とに分割されているので、各側材の貼付け辺面部を各目地内直線面部に容易に貼り付けることができると共に、面状中間材を各側材の張出し辺面部に容易に貼り付けることができ、直線目地部の止水の施工を容易に行うことができる。   Moreover, since each side material is divided into a planar intermediate material, the side surface portion of each side material can be easily affixed to each joint straight surface portion, and the planar intermediate material can be attached to each side material. It can be easily affixed to the overhanging side surface portion, and water stoppage for the straight joint portion can be easily performed.

本発明は、以上のとおりのものであるから、目地幅寸法等に狂いを生じていてもその狂いを吸収してしっかりとした止水状態を形成することができ、しかも、それを施工容易に実現することができる。   Since the present invention is as described above, even if a joint width dimension or the like is distorted, the steadiness can be absorbed to form a firm water-stopping state. Can be realized.

次に、本発明の実施最良形態を図面に基づいて説明する。   Next, the best mode for carrying out the present invention will be described with reference to the drawings.

図１〜図４に示す第１実施形態の目地止水構造は、十字目地部についてのもので、図１において、１…は十字状目地部を形成する４つの外壁、２…は止水用側材、３，３は止水用面状中間材としての中間材テープである。   The joint water stop structure of the first embodiment shown in FIGS. 1 to 4 is for a cross joint part. In FIG. 1, 1... Four outer walls forming a cross joint part, 2. Side materials 3, 3 are intermediate tapes as planar water-proof intermediate materials.

側材２は、十字目地部の目地内空間部に面して直角に向きを変える４つの目地内直角面部４…のそれぞれに取り付けられるもので、４つ備えられ、各側材２は、ＣＰＰシートなどの樹脂シートの成形品からなり、貼付け辺面部２ａと張出し辺面部２ｂとを備えた断面Ｌ形をしている。そして、貼付け辺面部２ａは、目地内直角面部４に沿わされて該直角面部４に止水状態に貼り付けられるＬ形部分からなり、貼付け面にはブチルなどの止水粘着層５が設けられている。また、張出し辺面部２ｂは、貼付け辺面部２ａから目地内空間部側に張り出すＬ形部分からなる。   The side members 2 are attached to each of the four joint right-angle surfaces 4... That change the direction at right angles facing the joint joint space portion of the cross joint portion, and four side members 2 are provided. It consists of a molded product of a resin sheet such as a sheet, and has an L-shaped cross section with an affixed side surface portion 2a and an extended side surface portion 2b. And the affixing side surface part 2a consists of the L-shaped part affixed to this right-angled surface part 4 along the right angled surface part 4 in a joint joint, and the affixing surface is provided with the waterproof adhesive layer 5, such as butyl. ing. Further, the projecting side surface portion 2b is composed of an L-shaped portion projecting from the pasting side surface portion 2a to the joint space portion side.

中間材テープ３は、片面にブチルなどの止水粘着層５を備えた止水テープからなっている。   The intermediate material tape 3 is made of a water-stopping tape having a water-stopping adhesive layer 5 such as butyl on one side.

施工は、外壁１…の建方を終えた後、本実施形態では、まず、図２（イ）（ロ）に示すように、左右と下の直線目地部に一般部用の止水材６…を取り付ける。該一般部用止水材６は、ブチルなどの止水粘着層を備えた止水テープからなっていて、図２（ハ）（ニ）に示すように、幅方向の一方の縁部６ａを目地内空間部を挟む一方の対向面部に貼り付けると共に、幅方向のもう一方の縁部６ｂをもう一方の対向面部に貼り付けることによって、これら直線目地部を止水状態にする。   After the construction of the outer wall 1 is finished, in this embodiment, as shown in FIGS. 2 (A) and 2 (B), the waterproofing material 6 for the general part is used on the right and left and the lower straight joints. Install…. The water-stopping material 6 for general parts is made of a water-stopping tape provided with a water-stopping adhesive layer such as butyl, and as shown in FIGS. 2 (c) and 2 (d), one edge 6a in the width direction is formed. While sticking to one opposing surface part which pinches | interposes a joint space part, the other edge part 6b of the width direction is stuck to the other opposing surface part, and these straight joint parts are made into a water-stopping state.

そして、図３（イ）及び図４（イ）に示すように、十字目地部に４つの側材２…を屋外側から取り付ける。取付けは、側材２のＬ形貼付け辺面部２ａを目地内直角面部４に沿わせるようにして止水状態に貼り付けることにより行う。なお、左右と下の三方の一般部用止水材６…は、側材２…の背面側まで延ばされている。   Then, as shown in FIGS. 3 (a) and 4 (a), four side members 2 are attached to the cross joint part from the outdoor side. Attachment is performed by sticking the L-shaped sticking side face portion 2a of the side member 2 in a water-stopping state so as to be along the joint right-angle face portion 4. In addition, the water-stopping materials 6 for the general parts on the left, right, and lower sides are extended to the back side of the side members 2.

しかる後、図３（ロ）及び図４（ロ）（ハ）に示すように、上下方向に向けられた中間材テープ３を、屋外側から、上側の左右の側材２，２の張出し辺面部２ｂ，２ｂと、下側の左右の側材２，２の張出し辺面部２ｂ，２ｂとに貼りわたし、次いで、図３（ハ）に示すように、左右方向に向けられた中間材テープ３を、屋外側から、左側の上下の側材２，２の張出し辺面部２ｂ，２ｂと、右側の上下の側材２，２の張出し辺面部２ｂ，２ｂとに貼りわたし、上下方向を向く中間材テープ３と十字状に粘着交差させる。   After that, as shown in FIGS. 3 (b) and 4 (b) (c), the intermediate tape 3 oriented in the vertical direction is extended from the outdoor side to the overhang sides of the upper left and right side members 2, 2. Affixed to the surface portions 2b and 2b and the protruding side surface portions 2b and 2b of the left and right side members 2 and 2, and then, as shown in FIG. Pasted from the outdoor side to the overhanging side surface parts 2b, 2b of the upper and lower side members 2, 2 on the left side and the overhanging side surface parts 2b, 2b of the upper and lower side members 2, 2 on the right side. Adhesive cross with the material tape 3 in a cross shape.

最後に、図３（ニ）に示すように、上側の直線目地部に上記と同様の一般部用止水材６…を屋外側から取り付ければ、止水の施工は完了である。なお、こうして止水状態にされた目地内には、仕上げとして例えば化粧ガスケットなどが取り付けられるのもよい。   Finally, as shown in FIG. 3 (d), if the same general water-stopping material 6 as described above is attached to the upper straight joint portion from the outdoor side, the water-stopping operation is completed. For example, a decorative gasket or the like may be attached as a finish in the joint that has been brought to a water-stopped state.

上記の目地止水構造では、十字目地部を側材２…と中間材テープ３，３とによってしっかりとした止水状態にすることができるのはもちろん、上下の縦目地部や左右の横目地部に目地幅寸法の狂いや芯ずれを生じていても、側材２…の張出し辺面部２ｂと中間材テープ３，３との貼付け重なり寸法や、中間材テープ３の幅寸法、また、中間材テープ３の貼付け位置等を調整するだけで、そのような目地幅寸法の狂いや芯ずれを吸収してしっかりとした止水状態を形成することができる。   In the joint water-stopping structure described above, the cross joint portion can be firmly stopped by the side members 2 and the intermediate material tapes 3 and 3, as well as the upper and lower vertical joint portions and the left and right horizontal joint portions. Even if the joint width dimension is misaligned or misaligned in the part, the overlapping overlap dimension of the protruding side surface part 2b of the side material 2 ... and the intermediate material tapes 3 and 3, the width dimension of the intermediate material tape 3, and the intermediate By simply adjusting the attachment position of the material tape 3 and the like, it is possible to absorb such misalignment of the joint width dimension and misalignment and form a firm water stop state.

しかも、各側材２…と中間材テープ３とに分割されているので、各側材２…の貼付け辺面部２ａを各目地内直角面部４…に容易に貼り付けることができると共に、中間材テープ３を各側材２…の張出し辺面部２ｂに容易に貼り付けることができ、十字目地部の止水の施工を容易に行うことができる。   Moreover, since each side material 2 is divided into the intermediate material tape 3, the side surface portion 2a of each side material 2 can be easily attached to each joint right-angle surface portion 4 and the intermediate material. The tape 3 can be easily affixed to the overhanging side surface portion 2b of each side material 2..., And the water stoppage of the cross joint portion can be easily performed.

図５（イ）に示す第２実施形態の止水構造は、Ｔ字目地部についてのもので、左右の第１側材２，２と、下側の第２側材７と、縦横の中間材テープ３，３とを備えている。   The water stop structure of the second embodiment shown in FIG. 5 (a) is for the T-shaped joint, and the left and right first side members 2 and 2, the lower second side member 7, and the middle in the vertical and horizontal directions. Material tapes 3 and 3 are provided.

各第１側材２は、Ｔ字目地部の目地内空間部に面して直角に向きを変える２つの目地内直角面部４に取り付けられるもので、第１実施形態の側材２と同様に、貼付け辺面部２ａと張出し辺面部２ｂとを備える断面Ｌ形をしており、貼付け辺面部２ａと張出し辺面部２ｂはそれぞれＬ形をしている。   Each first side member 2 is attached to two joint right-angled surface parts 4 that face the joint space part of the T-shaped joint part and change the direction at right angles, and is similar to the side member 2 of the first embodiment. The cross-sectional L-shape is provided with a pasted side surface portion 2a and a projecting side surface portion 2b, and the pasted side surface portion 2a and the stretched side surface portion 2b are each L-shaped.

また、第２側材７は、Ｔ字目地部の目地内空間部に面して直線状に延びる目地内直線面部８に取り付けられるもので、貼付け辺面部７ａと張出し辺面部７ｂとを備える断面Ｌ形をしており、貼付け辺面部７ａと張出し辺面部７ｂはそれぞれ直線形をしている。   Further, the second side member 7 is attached to the joint straight surface portion 8 that faces the joint space portion of the T-shaped joint portion and extends linearly, and includes a cross-section including a pasted side surface portion 7a and a protruding side surface portion 7b. It is L-shaped, and the pasted side surface portion 7a and the projecting side surface portion 7b are each linear.

中間材テープ３，３は、第１実施形態と同様に、片面にブチルなどの止水粘着層を備えた止水テープからなっている。   The intermediate | middle tapes 3 and 3 consist of a waterproofing tape provided with the waterproof adhesive layer, such as a butyl, on the single side | surface similarly to 1st Embodiment.

施工は、Ｔ字目地部に第１，第２の側材２，２，７を屋外側から取り付ける。第１側材２，２の取付けは、該側材２のＬ形貼付け辺面部２ａを目地内直角面部４に沿わせるようにして止水状態に貼り付けることにより行う。第２側材７の取付けは、該側材７の直線形貼付け辺面部７ａを目地内直線面部８に沿わせるようにして止水状態に貼り付けることにより行う。   In the construction, the first and second side members 2, 2, and 7 are attached to the T-shaped joint from the outdoor side. The first side members 2 and 2 are attached by sticking them in a water-stopped state so that the L-shaped pasting side surface portion 2a of the side members 2 is along the right-angle surface portion 4 in the joint. The second side member 7 is attached by sticking in a water-stopped state so that the straight pasting side surface portion 7a of the side member 7 is along the straight joint surface portion 8 in the joint.

しかる後、上下方向に向けられた中間材テープ３を、屋外側から、左右の第１側材２，２の張出し辺面部２ｂ，２ｂと、下側の第２側材７の張出し辺面部７ｂとに貼りわたし、次いで、左右方向に向けられた中間材テープ３を、屋外側から、下側の第２側材７の張出し辺面部７ｂと、上側の左右の側材２の張出し辺面部２ｂ，２ｂとに貼りわたして上下方向を向く中間材テープ３とＴ字状に粘着交差させれば、止水状態が形成される。   Thereafter, the intermediate material tape 3 oriented in the vertical direction is extended from the outdoor side to the protruding side surface portions 2b, 2b of the left and right first side members 2, 2, and the extended side surface portion 7b of the lower second side material 7. Next, the intermediate tape 3 oriented in the left-right direction is applied from the outdoor side to the overhanging side surface part 7b of the lower second side material 7 and the overhanging side surface part 2b of the upper left and right side members 2 from the outdoor side. , 2b, and the intermediate material tape 3 facing up and down and adhesively crossed in a T shape, a water-stopping state is formed.

この止水構造においても、Ｔ字目地部を第１，第２の側材２，７と中間材テープ３とによってしっかりとした止水状態にすることができるのはもちろん、縦目地部と横目地部に目地幅寸法の狂いを生じていても、各側材２，２，７の張出し辺面部２ｂ，２ｂ，７ｂと中間材テープ３，３との貼付け重なり寸法や、中間材テープ３の平面寸法等を調整するだけで、そのような目地幅寸法の狂いを吸収してしっかりとした止水状態を形成することができる。   Even in this water-stopping structure, the T-shaped joint portion can be firmly stopped by the first and second side members 2 and 7 and the intermediate material tape 3 as well as the vertical joint portion and the horizontal joint portion. Even if the joint width dimension is distorted in the ground portion, the overlapping overlap dimensions of the protruding side surface portions 2b, 2b, 7b of the side members 2, 2, 7 and the intermediate material tapes 3, 3 and the intermediate material tape 3 By adjusting only the plane dimensions and the like, it is possible to absorb such a deviation in the joint width dimension and form a firm water stop state.

しかも、側材２，２，７と中間材テープ３とに分割されているので、各側材２，２，７の貼付け辺面部２ａ，２ａ，７ａを各目地内直角面部４と目地内直線面部８に容易に貼り付けることができると共に、中間材テープ３，３を各側材２，２，７の張出し辺面部２ｂ，２ｂ，７ｂに容易に貼り付けることができ、Ｔ字目地部の止水の施工を容易に行うことができる。   In addition, since the side members 2, 2, and 7 and the intermediate member tape 3 are divided, the side surfaces 2a, 2a, and 7a of the side members 2, 2, and 7 are respectively connected to the joint right-angle surfaces 4 and the joint straight lines. It can be easily affixed to the surface portion 8, and the intermediate tapes 3, 3 can be easily affixed to the extended side surface portions 2b, 2b, 7b of the side members 2, 2, 7, Construction of water stop can be performed easily.

図５（ロ）に示す第３実施形態の止水構造は、直線状目地部、即ち目地一般部としての縦目地部についてのもので、左右の止水用側材７，７と、止水用中間材テープ３とを備えている。   The water stop structure of the third embodiment shown in FIG. 5 (b) is for a straight joint, that is, a vertical joint as a joint general part. Intermediate material tape 3.

各側材７は、縦目地の目地内空間部に面して直線状の延びる目地内直線面部８に取り付けられるもので、第２実施形態の第２側材７と同様に、貼付け辺面部７ａと張出し辺面部７ｂとを備えた断面Ｌ形をしている。中間材テープ３は第１，第２実施形態と同様のものからなっている。   Each side member 7 is attached to the joint straight surface portion 8 that extends linearly facing the joint space portion of the vertical joint, and similarly to the second side member 7 of the second embodiment, the pasting side surface portion 7a. And an overhanging side surface portion 7b. The intermediate material tape 3 is the same as in the first and second embodiments.

施工は、縦目地部に左右の側材７，７を屋外側から取り付ける。取付けは、該側材７の貼付け辺面部７ａを目地内直線面部８に沿わせるようにして止水状態に貼り付けることにより行う。しかる後、中間材テープ３を、屋外側から、左右の側材７，７の張出し辺面部７ｂ，７ｂに貼りわたせば、止水状態が形成される。   For the construction, left and right side members 7, 7 are attached to the vertical joint from the outdoor side. The attachment is performed by sticking the side material 7 to the water-stopped state so that the side surface portion 7a of the side material 7 is along the straight surface portion 8 in the joint. Then, if the intermediate material tape 3 is stuck on the extended side surface portions 7b and 7b of the left and right side members 7 and 7 from the outdoor side, a water-stopping state is formed.

この止水構造においても、縦目地部を左右の側材７と中間材テープ３とによってしっかりとした止水状態にすることができるのはもちろん、縦目地部に目地幅寸法の狂いを生じていても、左右の側材７，７の張出し辺面部７ｂ，７ｂと中間材テープ３との貼付け重なり寸法や、中間材テープ３の平面寸法等を調整するだけで、そのような目地幅寸法の狂いを吸収してしっかりとした止水状態を形成することができる。   Even in this water-stopping structure, the vertical joint portion can be firmly stopped by the left and right side members 7 and the intermediate material tape 3 and, of course, the vertical joint portion is misaligned. However, the joint width dimension of such a joint width dimension can be adjusted only by adjusting the overlapping size of the protruding side surface parts 7b, 7b of the left and right side members 7, 7 and the intermediate tape 3, the planar dimension of the intermediate tape 3, etc. Absorbs madness and can form a solid water stop.

しかも、左右の側材７，７と中間材テープ３とに分割されているので、各側材７，７の貼付け辺面部７ａ，７ａを各目地内直線面部８，８に容易に貼り付けることができると共に、中間材テープ３を各側材７，７の張出し辺面部７ｂ，７ｂに容易に貼り付けることができ、縦目地部の止水の施工を容易に行うことができる。   Moreover, since the left and right side members 7 and 7 and the intermediate material tape 3 are divided, the side surfaces 7a and 7a of the side members 7 and 7 can be easily attached to the joint straight surface portions 8 and 8, respectively. In addition, the intermediate material tape 3 can be easily attached to the overhanging side surface portions 7b and 7b of the side members 7 and 7, so that the water-stopping of the vertical joint portion can be easily performed.

図５（ハ）に示す第４実施形態の止水構造は、直線状目地部としての横目地部についてのもので、上下の止水用側材７，７と、止水用中間材テープ３とで構成されている。その他は第３実施形態と同様であり、この場合も、横目地部の目地幅寸法等に狂いを生じていてもその狂いを吸収してしっかりとした止水状態を形成することができ、しかも、止水の施工を容易に行うことができる。   The water stop structure of the fourth embodiment shown in FIG. 5 (c) is for a horizontal joint portion as a straight joint portion, and includes upper and lower water stop side members 7, 7 and a water stop intermediate material tape 3. It consists of and. Others are the same as in the third embodiment, and even in this case, even if there is a deviation in the joint width dimension of the horizontal joint portion, the deviation can be absorbed and a firm water-stopping state can be formed. The water stop work can be easily performed.

以上に、本発明の実施形態を示したが、本発明はこれに限られるものではなく、発明思想を逸脱しない範囲で各種の変更が可能である。例えば、上記の実施形態では、断面Ｌ形の側材２，７が、その貼付け辺面部２ａ，７ａを屋外側、張出し辺面部２ｂ，２ｂを屋内側に位置させるように取り付けられている場合を示したが、断面Ｌ形側材は、貼付け辺面部２ａ，７ａを屋内側、張出し辺面部２ｂ，２ｂを屋外側に位置させるように取り付けられていてもよい。   Although the embodiment of the present invention has been described above, the present invention is not limited to this, and various modifications can be made without departing from the spirit of the invention. For example, in the above-described embodiment, the side members 2 and 7 having an L-shaped cross section are attached so that the attached side surface portions 2a and 7a are positioned on the outdoor side and the extended side surface portions 2b and 2b are positioned on the indoor side. Although shown, the cross-sectional L-shaped side member may be attached so that the pasted side face portions 2a and 7a are located on the indoor side and the extended side face portions 2b and 2b are located on the outdoor side.

また、上記の実施形態では、外壁目地に用いた場合を示したが、本発明の目地止水構造は、外壁目地等の垂直面に備えられた目地部に限らず、水平面や傾斜面等に備えられた各種目地部の止水にも用いることができるものである。   Moreover, although the case where it used for an outer wall joint was shown in said embodiment, the joint water stop structure of this invention is not restricted to the joint part provided in the vertical surfaces, such as an outer wall joint, but to a horizontal surface, an inclined surface, etc. It can also be used for water stoppage of various joints provided.

第１実施形態の目地止水構造を示す分解斜視図である。It is a disassembled perspective view which shows the joint water stop structure of 1st Embodiment. 図（イ）及び図（ロ）は、図３（イ）〜（ニ）と共に施工方法を順次に示す正面図、図（ハ）及び図（ニ）は一般部用止水材の施工方法を順次に示す平面図である。Figures (a) and (b) are front views sequentially showing the construction method together with FIGS. 3 (a) to (d), and Figures (c) and (d) show the construction method of the water-stopping material for general parts. It is a top view shown sequentially. 図（イ）〜図（ニ）は、図２（イ）（ロ）と共に施工方法を順次に示す正面図である。Drawing (a)-figure (d) are front views which show a construction method sequentially with Drawing 2 (b) (b). 図（イ）〜図（ハ）は同じく施工方法を順次に示す平面図である。Drawing (a)-figure (c) are top views which show a construction method in order similarly. 図（イ）は第２実施形態の目地止水構造を示す正面図、図（ロ）は第３実施形態の目地止水構造を示す正面図、図（ハ）は第４実施形態の目地止水構造を示す正面図である。FIG. 1 (a) is a front view showing a joint water stop structure of the second embodiment, FIG. (B) is a front view showing the joint joint water stop structure of the third embodiment, and FIG. (C) is a joint joint stop of the fourth embodiment. It is a front view which shows a water structure.

符号の説明Explanation of symbols

２…側材
２ａ…貼付け辺面部
２ｂ…張出し辺面部
３…中間材テープ（面状中間材）
４…目地内直角面部
５…止水粘着層
７…側材
７ａ…貼付け辺面部
７ｂ…張出し辺面部
８…目地内直線面部 2 ... Side material 2a ... Attached side face part 2b ... Overhang side face part 3 ... Intermediate material tape (planar intermediate material)
4 ... Right angle surface part in joint 5 ... Water-stopping adhesive layer 7 ... Side material 7a ... Adhering side surface part 7b ... Overhang side surface part 8 ... Straight surface part in joint

Claims (3)

十字目地部における目地止水構造であって、
該十字目地部の目地内空間部に面して直角に向きを変える４つの目地内直角面部のそれぞれに取り付けられる止水用の４つの側材と、止水用の面状中間材とが備えられ、
各側材は貼付け辺面部と張出し辺面部とを備える断面Ｌ形をしていると共に、貼付け辺面部はＬ形をして目地内直角面部に沿わされて該直交面部に止水状態に貼り付けられ、かつ、張出し辺面部はＬ形をして貼付け辺面部から目地内空間部側に張り出し、
側材の張出し辺面部間に前記面状中間材が貼りわたされて、該張出し辺面部間が止水されていることを特徴とする乾式の目地止水構造。 A joint water stop structure in the cross joint part,
There are four side members for water stop attached to each of the four right-angle surfaces in the joint that change the direction at right angles facing the joint space in the cross joint, and a planar intermediate material for water stop. And
Each side material has an L-shaped cross section including an affixed side surface part and an overhanging side surface part, and the affixed side surface part is L-shaped and is attached to the orthogonal surface part in a water-stopped state along the jointed right-angled surface part. And the projecting side surface is L-shaped and projects from the pasting side surface to the joint space portion side,
A dry joint water-stopping structure, characterized in that the planar intermediate material is bonded between the protruding side surface portions of the side members, and the space between the protruding side surface portions is stopped. Ｔ字目地部における目地止水構造であって、
該Ｔ字目地部の目地内空間部に面して直角に向きを変える２つの目地内直角面部のそれぞれに取り付けられる止水用の２つの第１側材と、Ｔ字目地部の目地内空間部に面して直線状に延びる目地内直線面部に取り付けられる止水用の第２側材と、止水用の面状中間材とが備えられ、
第１、第２の各側材は貼付け辺面部と張出し辺面部とを備える断面Ｌ形をしていると共に、
各第１側材は、貼付け辺面部がＬ形をして目地内直角面部に沿わされて該直交面部に止水状態に貼り付けられ、張出し辺面部がＬ形をして貼付け辺面部から目地内空間部側に張り出し、
第２側材は、貼付け辺面部が直線形をして目地内直線面部に沿わされて該直線面部に止水状態に貼り付けられ、張出し辺面部が直線形をして貼付け辺面部から目地内空間部側に張り出し、
第１、第２の側材の張出し辺面部間に前記面状中間材が貼りわたされて該張出し辺面部間が止水されていることを特徴とする乾式の目地止水構造。 A joint water stop structure in the T-shaped joint part,
Two first side materials for water-stopping attached to each of the two right-angle surfaces in the joint that change the direction at right angles facing the joint space in the T-shaped joint, and the joint space in the T-shaped joint A second side material for water stop that is attached to the straight joint surface in the joint extending linearly facing the part, and a planar intermediate material for water stop,
Each of the first and second side members has an L-shaped cross section including a pasted side surface portion and a projecting side surface portion,
Each first side material has an L-shaped pasting side surface and is attached to the orthogonal surface portion in a water-stopped state along the perpendicular surface portion in the joint, and the overhanging side surface is L-shaped and is seen from the pasting side surface portion. It overhangs to the underground space side,
The second side material is affixed to the straight line part in the joint joint with the straight side surface of the second side material, and is stuck to the straight surface part in a water-stopped state. Project to the space side,
A dry joint water-stopping structure, characterized in that the planar intermediate material is stuck between the protruding side surface portions of the first and second side members, and the space between the protruding side surface portions is stopped. 直線目地部における目地止水構造であって、
目地内空間部に面して直線状に延びる目地内直線面部のそれぞれに取り付けられる止水用の側材と、止水用の面状中間材とが備えられ、
各側材は貼付け辺面部と張出し辺面部とを備える断面Ｌ形をしていると共に、
貼付け辺面部は直線形をして各目地内直線面部に止水状態に貼り付けられ、張出し辺面部は直線形をして貼付け辺面部から目地内空間部側に張り出し、
側材の張出し辺面部間に前記面状中間材が貼りわたされて該張出し辺面部間が止水されていることを特徴とする乾式の目地止水構造。 A joint water stop structure in a straight joint part,
A side material for water stop, which is attached to each of the straight joint surfaces in the joint extending linearly facing the joint space, and a planar intermediate material for water stop,
Each side material has an L-shaped cross section including a pasted side surface portion and an overhang side surface portion,
The affixed side surface is straight and pasted to each joint straight surface in a water-stopped state, the overhanging side surface is straight and overhangs from the affixed side surface to the joint interior space,
A dry joint water-stopping structure, characterized in that the planar intermediate material is bonded between the extended side surface portions of the side members to stop water between the extended side surface portions.
JP2006004227A 2006-01-11 2006-01-11 Dry joint water stop structure Expired - Fee Related JP4907995B2 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114876077A (en) * 2022-04-27 2022-08-09 广州地铁设计研究院股份有限公司 Cross joint of rubber waterstop and steel plate waterstop and construction method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10331274A (en) * 1997-05-29 1998-12-15 Asahi Corp Waterproof structure having post-fitted external wall for periphery of joint at external wall

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10331274A (en) * 1997-05-29 1998-12-15 Asahi Corp Waterproof structure having post-fitted external wall for periphery of joint at external wall

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114876077A (en) * 2022-04-27 2022-08-09 广州地铁设计研究院股份有限公司 Cross joint of rubber waterstop and steel plate waterstop and construction method thereof
CN114876077B (en) * 2022-04-27 2023-12-29 广州地铁设计研究院股份有限公司 Cross joint of rubber water stop and steel plate water stop and construction method thereof

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