JP2022045517A - Jamb and curtain wall - Google Patents

Abstract

To prevent water from entering a glass groove and to provide a jamb and curtain wall with a good appearance.SOLUTION: A jamb 2A is a jamb in which one side vertical member 22 and the other side vertical member 21 are connected and a hollow portion s1 is formed between the one side vertical member 22 and the other side vertical member 21. The one side vertical member 22 is arranged along the indoor/outdoor direction and has a one-side plate portion 231 in which a glass groove supporting a widthwise end of the glass is not formed, and the other side vertical member 21 has the other side plate portion 211 which is arranged along the indoor/outdoor direction and has a distance in the width direction with the one side plate portion 231 as well, and has a glass groove 212 formed so as to be recessed on the one side plate portion 231 side.SELECTED DRAWING: Figure 3

Description

The present disclosure relates to vertical frames and curtain walls.

Traditionally, curtain walls have been used in buildings such as mid-to-high-rise buildings. For example, in Patent Document 1 below, a unit in which a mullion extending in the vertical direction and a transom extending in the horizontal direction are connected is formed, and glass is fitted into a mullion glass groove and a transom light groove. There is.

When such a mullion is used at the widthwise end of the curtain wall, the groove lid member is fitted into the glass groove on the end side where the glass is not fitted, and the groove lid member closes the glass groove. Sometimes.

Japanese Unexamined Patent Publication No. 2018-159225

However, when the groove lid member is fitted into the glass groove, water may enter the glass groove through the gap between the glass groove and the groove lid member. There is a problem that the boundary portion between the glass groove and the groove lid member appears as a line extending in the vertical direction and the appearance is poor.

Therefore, the present disclosure has been made in view of the above circumstances, and provides a vertical frame and a curtain wall that suppress water from entering the glass groove and have a good appearance.

The vertical frame according to one aspect of the present disclosure is a vertical frame in which one side vertical member and the other side vertical member are connected, and a hollow portion is formed between the one side vertical member and the other side vertical member. The one-sided vertical member is arranged along the indoor and outdoor directions, and has a one-sided plate portion in which a glass groove supporting the widthwise end of the glass is not formed, and the other-side vertical member is a roof. It has a other side plate portion that is arranged along the inner and outer directions and at a distance from the one side plate portion in the width direction, and has a glass groove formed so as to be recessed toward the one side plate portion.

The curtain wall according to one aspect of the present disclosure includes the vertical frame described above, glass in which the end portion in the width direction is supported by the glass groove, and a horizontal frame in which the upper and lower end portions of the glass are supported. ..

A front view of a curtain wall according to an embodiment. A horizontal sectional view of an end portion of a curtain wall according to an embodiment. Enlarged view of the main part of FIG. A horizontal sectional view of an intermediate portion of a curtain wall according to an embodiment. A horizontal sectional view of an end portion of a curtain wall according to a modification 1 of the embodiment. A horizontal sectional view of an end portion of a curtain wall according to a modification 2 of the embodiment.

Hereinafter, the curtain wall according to the embodiment will be described with reference to the drawings. As shown in FIG. 1, the curtain wall 100 is installed at the opening W of the building.

In the following description, unless otherwise specified, the posture of each member in the assembled state of the curtain wall 100 will be described. The vertical direction of the curtain wall 100 is referred to as the vertical direction Z, the direction orthogonal to the vertical direction Z and extending indoors and outdoors of the building is referred to as the indoor / outdoor direction Y, and the opening W of the building orthogonal to the vertical direction Z and the indoor / outdoor direction Y. The direction along the width direction X is referred to as the width direction X.

The curtain wall 100 includes a plurality of mullion 2, a plurality of transom (horizontal frame) 3, and a plurality of glasses 4.

The mullion 2 extends in the vertical direction Z. A plurality of mullion 2s are arranged with an interval in the width direction X. The transom light 3 extends in the width direction X. A plurality of transom lights 3 are arranged at intervals in the vertical direction Z.

The curtain wall unit 110 forming a grid pattern is formed by the mullion 2 and the transom light 3. The glass 4 is fitted inside the curtain wall unit 110 forming a grid pattern.

Next, the configuration of the mullion 2 will be described in detail. Of the mullion 2, the one arranged at the end of the curtain wall 100 in the width direction X is called a mullion (vertical frame) 2A, and is located in the middle portion (part other than the end) of the curtain wall 100 in the width direction X. The one to be arranged is called Mullion 2B.

First, the mullion 2A will be described. As shown in FIG. 2, the mullion 2A has a first mullion member (the other side vertical member) 21 and a second mullion member (one side vertical member) 22. The first mullion member 21 and the second mullion member 22 are connected to form a hollow portion s1 inside.

As shown in FIG. 3, the first mullion member 21 has a first side wall portion (the other side plate portion) 211. The first side wall portion 211 is arranged along the indoor / outdoor direction Y. The first side wall portion 211 extends in the vertical direction Z. The first side wall portion 211 is formed in a plate shape. The plate surface of the first side wall portion 211 faces the width direction X.

The first side wall portion 211 is formed with a first glass groove (glass groove) 212 recessed on the second mullion member 22 side (one side in the X direction). An end portion 4a of the glass 4 in the width direction X is arranged in the first glass groove 212.

The first glass groove 212 has a first outdoor gutter portion (outdoor gutter wall portion) 214, a first indoor gutter portion (indoor gutter wall portion) 215, and a first bottom wall portion (bottom portion) 216. There is.

The first outdoor side wall portion 214 extends from the first side wall portion 211 toward the second mullion member 22 side (one side in the X direction). The first indoor side wall portion 215 extends from the first side wall portion 211 toward the second mullion member 22 side (one side in the X direction). The first indoor side wall portion 215 is arranged on the indoor side of the first outdoor side wall portion 214.

The first bottom wall portion 216 connects the end portion of the first outdoor side wall portion 214 and the end portion of the first indoor side wall portion 215.

The end portion 4a of the glass 4 is sandwiched between the first outdoor side wall portion 214 and the first indoor side wall portion 215 via the sealing material t1. The sealing material t1 is filled with a liquid sealing material and cured. Instead of the sealing material t1, a beat in which a flexible soft material is inserted may be used.

The first bottom wall portion 216 is provided with a pair of fitting protrusions 216a extending toward the second mullion member 22 side (one side in the X direction). The pair of fitting protrusions 216a are arranged apart from each other in the indoor / outdoor direction Y. A sealing material t2 is fitted between the pair of fitting protrusions 216a.

An indoor side fitting portion 217 is provided at an indoor end portion of the first side wall portion 211. The indoor side fitting portion 217 extends from the indoor side end portion of the first side wall portion 211 toward the second mullion member 22 side (one side in the X direction).

An outdoor side fitting portion 218 is provided at an outdoor end of the first side wall portion 211. The outdoor-side fitting portion 218 extends from the outdoor-side end of the first side wall portion 211 to the second mullion member 22 side (one side in the X direction).

The second mullion member 22 has a second mullion main body (side wall member) 23 and a joint member (connecting member) 24. The second mullion body 23 and the joint member 24 are composed of separate members, and are screwed by a screw 242a, which will be described later, and the fitting wall portion 237 of the second mullion body 23 and the fitting claw 243a of the joint member 24. Are connected by mating.

The second mullion main body 23 has a second side wall portion (one side plate portion) 231, a second indoor wall portion 232, and a second outdoor wall portion 233.

The second side wall portion 231 is arranged along the indoor / outdoor direction Y. The second side wall portion 231 is arranged to face the first side wall portion 211 of the first mullion member 21. The second side wall portion 231 extends in the vertical direction Z. The second side wall portion 231 is formed in a plate shape. The plate surface of the second side wall portion 231 faces the width direction X.

No glass groove is formed in the second side wall portion 231. The second side wall portion 231 forms a continuous flat surface from the indoor side end portion 231a to the outdoor side end portion 231b.

The second indoor wall portion 232 extends from the end portion 231a of the second side wall portion 231 toward the first mullion member 21 side (the other side in the X direction). The second indoor wall portion 232 is arranged along the width direction X. The second indoor wall portion 232 extends in the vertical direction Z. The second indoor wall portion 232 is formed in a plate shape. The plate surface of the second indoor wall portion 232 faces the indoor / outdoor direction Y.

An indoor side fitting portion 232b is provided at an end portion 232a on the first mullion member 21 side (the other side in the X direction) of the second indoor wall portion 232. The indoor side fitting portion 232b is fitted with the indoor side fitting portion 217 of the first mullion member 21. The end portion 232a of the second indoor wall portion 232 is screwed with the indoor side fitting portion 217 of the first mullion member 21 by a screw 232c.

A back plate 232d is arranged on the surface of the second indoor wall portion 232 facing the outdoor side. The back plate 232d is fixed to the second indoor wall portion 232 with screws b2 from the indoor side. The bracket b1 is arranged on the surface of the second indoor wall portion 232 facing the indoor side. Bolts b4 are inserted through the back plate 232d, the second indoor wall portion 232, and the bracket b1, and the bolts b4 are fastened to the fasteners b3 provided on the skeleton.

The second outdoor wall portion 233 extends from the end portion 231b of the second side wall portion 231 toward the first mullion member 21 side (the other side in the X direction). The second outdoor wall portion 233 is arranged to face the outdoor side of the second indoor wall portion 232. The second outdoor wall portion 233 is arranged along the width direction X. The second outdoor wall portion 233 extends in the vertical direction Z. The second outdoor wall portion 233 is formed in a plate shape. The plate surface of the second outdoor wall portion 233 faces the indoor / outdoor direction Y.

An outdoor side fitting portion 233b is provided at an end portion 233a on the first mullion member 21 side (the other side in the X direction) of the second outdoor wall portion 233. The outdoor side fitting portion 233b is fitted with the outdoor side fitting portion 218 of the first mullion member 21. A sealing material t3 is arranged between the end portion 233a of the second outdoor wall portion 233 and the outdoor side fitting portion 218 of the first mullion member 21.

The second side wall portion 231 is provided with an indoor side extending wall portion (indoor side connecting wall portion) 234 extending toward the first mullion member 21 side (the other side in the X direction). The indoor side extending wall portion 234 is provided with a mounting wall portion 235 that gradually extends to the outdoor side as it extends toward the first mullion member 21 side (the other side in the X direction).

The second side wall portion 231 is provided with an outdoor side extending wall portion 236 extending toward the first mullion member 21 side (the other side in the X direction). The outdoor side extending wall portion 236 is provided with a fitting wall portion 237 bent to the indoor side.

The joint member 24 has a first mounting wall portion 241 and a second mounting wall portion 242, and a fitting wall portion (outdoor side connecting wall portion) 243.

The first mounting wall portion 241 is arranged on the second mullion body 23 side (one side in the X direction) with respect to the first bottom wall portion 216 of the first mullion member 21. The screw 216b is inserted from the first glass groove 212 of the first mullion member 21 into the first bottom wall portion 216 and screwed into the first mounting wall portion 241.

The first mounting wall portion 241 is provided with a pair of fitting protrusions 241a extending toward the first mullion member 21 side (the other side in the X direction). The fitting projections 241a are arranged apart from each other in the indoor / outdoor direction Y. The pair of fitting protrusions 241a sandwich the fitting protrusions 216a of the first mullion member 21.

The sealing material t2 is arranged between the first bottom wall portion 216 of the first mullion member 21, the pair of fitting protrusions 216a, and the first mounting wall portion 241 of the joint member 24.

The second mounting wall portion 242 is provided so as to gradually extend toward the indoor side from the indoor end of the first mounting wall portion 241 toward the second mullion main body 23 side (one side in the X direction). .. The second mounting wall portion 242 is arranged on the indoor side of the mounting wall portion 235 of the second mullion main body 23. A sealing material t4 is arranged between the second mounting wall portion 242 and the mounting wall portion 235. The screw 242a is inserted into the second mounting wall portion 242 and the sealing material t4 from the indoor side of the second mounting wall portion 242, and is screwed into the mounting wall portion 235.

The fitting wall portion 243 is provided so as to gradually extend toward the outdoor side from the end portion on the outdoor side of the first mounting wall portion 241 toward the second mullion main body 23 side (one side in the X direction).

At the end of the fitting wall portion 243, a fitting claw 243a to be fitted to the fitting wall portion 237 of the second mullion main body 23 is provided.

In the above mullion 2A, a part (outdoor side part) of the first outdoor side wall portion 214 of the first mullion member 21 and the fitting wall portion 243 of the joint member 24 and the outdoor side extension of the second mullion main body 23. The protruding wall portion 236 is arranged on the first water stop line (outdoor side water stop line) A1 along the width direction X and the vertical direction Z.

The first indoor side wall portion 215 of the first mullion member 21 and the indoor side extending wall portion 234 of the second mullion main body 23 form a second water stop line (indoor side water stop line) along the width direction X and the vertical direction Z. ) It is placed on A2.

The first indoor side wall portion 215 of the first mullion member 21, the mounting wall portion 235 of the second mullion main body 23, the indoor extending wall portion 234 of the second mullion main body 23, and the second mounting wall portion of the joint member 24. The fitting projection 241a of the 242 and the joint member 24 functions as a dividing wall portion that divides the hollow portion s1 in the indoor / outdoor direction Y.

In the hollow portion s1, the portion on the outdoor side of the second water stop line A2 is divided into spaces s11 to s13n. The space s11 is a space formed in the first glass groove 212 of the first mullion member 21. The space s12 is a space formed between the second side wall portion 231 of the second mullion main body 23 and the joint member 24. The space s13 is the first outdoor side wall portion 214 of the first mullion member 21, the fitting wall portion 243 of the joint member 24, the outdoor side extending wall portion 236 of the second mullion main body 23, and the second mullion main body 23. It is a space formed between the second outdoor wall portion 233 and the second outdoor wall portion 233. In the hollow portion s1, the portion on the outdoor side of the second water stop line A2 is defined as the space s14.

An air communication through hole 214h penetrating in the indoor / outdoor direction is formed in the first outdoor side wall portion 214 of the first mullion member 21. The space s11 and the space s13 are communicated with each other by the air communication through hole 214h. The space s11 communicates with the outside through a drain hole (not shown) formed in a cross member extending in the horizontal direction such as a transom light 3. The fitting wall portion 243 of the joint member 24 is formed with an air communication through hole 243h that penetrates indoors and outdoors. The space s12 and the space s13 are communicated with each other by the air communication through hole 243h. Therefore, the atmospheric pressure in the spaces s11 to s13 is close to the outdoor atmospheric pressure (external pressure). Since the difference between the air pressure in the spaces s11 to s13 and the air pressure in the outdoors is eliminated, it is possible to suppress water from being drawn into the spaces s11 to s13, and the watertightness is improved.

In the present embodiment, at least one air communication through hole 214h, 243h is formed at a height position about 100 mm above the transom light 3, for example. In consideration of watertightness, the sizes, numbers and positions of the air communication through holes 214h and 243h are set so that the air pressure in the spaces s11 and s12 and the air pressure in the space s13 are brought close to each other.

The first water stop line A1 suppresses the infiltration of rainwater into the indoor side. The second water stop line A2 prevents a small amount of rainwater that has passed through the first water stop line A1 from further entering the indoor side (space s14, which is the internal pressure).

Next, the mullion 2B, which is arranged in the middle portion of the curtain wall 100 in the width direction X, will be described.
As shown in FIG. 4, the mullion 2B has a first mullion member 21 and a third mullion member 25. The first mullion member 21 and the third mullion member 25 are connected to form a hollow portion s2 inside.
The first mullion member 21 used in the mullion 2B is the same member as the first mullion member 21 used in the mullion 2A, and the description thereof will be omitted. In the description of the third mullion member 25, the same parts as those of the above-mentioned members are designated by the same reference numerals, and the description thereof will be omitted.

The third mullion member 25 has a third side wall portion 251, a second indoor wall portion 232, and a second outdoor wall portion 233.

The third side wall portion 251 is arranged along the indoor / outdoor direction Y. The third side wall portion 251 is arranged to face the first side wall portion 211 of the first mullion member 21. The third side wall portion 251 extends in the vertical direction Z. The third side wall portion 251 is formed in a plate shape. The plate surface of the third side wall portion 251 faces the width direction X.

The third side wall portion 251 is formed with a third glass groove 252 that is recessed on the side of the first mullion member 21 (the other side in the X direction). An end portion 4a of the glass 4 in the width direction X is arranged in the third glass groove 252.

The third glass groove 252 has a third outdoor side wall portion (outdoor side connecting wall portion) 254, a third indoor side wall portion (outdoor side connecting wall portion) 255, and a third bottom wall portion 256. ..

The third outdoor side wall portion 254 extends from the third side wall portion 251 toward the first mullion member 21 side (the other side in the X direction).

The third indoor side wall portion 255 extends from the third side wall portion 251 toward the first mullion member 21 side (the other side in the X direction). The third indoor side wall portion 255 is arranged on the indoor side of the third outdoor side wall portion 254.

The third bottom wall portion 256 connects the end portion of the third outdoor side wall portion 254 and the end portion of the third indoor side wall portion 255.

The end portion 4a of the glass 4 is sandwiched between the third outdoor side wall portion 254 and the third indoor side wall portion 255 via the sealing material t1.

The screw 216b is inserted from the first glass groove 212 of the first mullion member 21 into the first bottom wall portion 216 and screwed into the third bottom wall portion 256.

The third bottom wall portion 256 is provided with a pair of fitting protrusions 256a extending toward the first mullion member 21 side (the other side in the X direction). The fitting projections 256a are arranged apart from each other in the indoor / outdoor direction Y. The pair of fitting protrusions 256a sandwich the fitting protrusions 216a of the first mullion member 21.

The sealing material t2 is arranged between the first bottom wall portion 216 of the first mullion member 21, the pair of fitting protrusions 216a, and the third bottom wall portion 256 of the third mullion member 25.

In the curtain wall 100 configured as described above, no glass groove is formed in the second side wall portion 231 of the second mullion main body 23. Therefore, water is suppressed from entering the hollow portion s1 from the second side wall portion 231 side.

When the groove lid member is arranged in the glass groove as in the conventional case, the outer edge of the groove lid member appears as a line extending in the vertical direction, but in the present embodiment, a flat single piece is formed on the side where the glass 4 is not arranged. The second side wall portion 231 which is a plate material is arranged. Therefore, the smart can be made to look like the conventional line without appearing.

The second mullion member 22 has a configuration in which another member of the second mullion main body 23 and the joint member 24 is connected. Therefore, when the second mullion body 23 and the joint member 24 are made of aluminum, it is easier to extrude than an integral member.

The space s11 and the space s13 are communicated with each other by the air communication through hole 214h formed in the first outdoor side wall portion 214 of the first mullion member 21. The space s11 communicates with the outside through a drain hole formed in the cross member. The space s12 and the space s13 are communicated with each other by the air communication through hole 243h formed in the fitting wall portion 243 of the joint member 24. Therefore, the air pressure in the spaces s11 to s13 becomes close to the outside air, and the difference in air pressure between the air pressures in the spaces s11 to s13 and the outside air is eliminated, so that water can be suppressed from being drawn into the spaces s11 to s13. A small amount of water that has entered the space s13 does not enter the space s12, and is suppressed from entering the indoor side of the first water stop line A1.

The first indoor side wall portion 215 of the first mullion member 21 and the indoor side extending wall portion 234 of the second mullion main body 23 are arranged on the second water stop line A2. Air communication through holes are not formed in the first indoor side wall portion 215 and the indoor side extending wall portion 234 and the like arranged on the second water stop line A2. A sealing material t4 is arranged between the second mounting wall portion 242 and the mounting wall portion 235. As a result, the space s11 to s13 on the outdoor side is separated by the external pressure by the second water stop line A2, and the space s14 on the indoor side is separated by the internal pressure by the second water stop line A2, so that the water is separated by the second water stop line A2. Invasion to the indoor side is suppressed.

The indoor side portion of the joint member 24 is connected to the second mullion body 23 by a screw 242a, and the outdoor side portion of the joint member 24 is fitted to the second mullion body 23 by a fitting claw 243a. Therefore, the wind pressure acting on the glass 4 is transmitted from the glass 4 to the first mullion member 21, is transmitted to the joint member 24 connected to the first mullion member 21 by the screw 216b, and is transmitted to the joint member 24 and the screw 242a and the screw 242a. It is transmitted to the second mullion body 23 connected by the fitting claw 243a, and is transmitted to the skeleton via the second mullion body 23.

The screw 216b connecting the first mullion member 21 and the joint member 24 and the screw 242a connecting the joint member 24 and the second mullion main body 23 are arranged inside the hollow portion s1 of the mullion 2A. Therefore, the screws 216b and 242a are not exposed to the outside of the mullion 2A, and the appearance is good.

(Modification 1)
Next, the mullion (vertical frame) 2C arranged at the end of the curtain wall 100 in the width direction X according to the first modification of the embodiment shown above will be described mainly with reference to FIG. In the description of the modification shown below, the same members as those described above are designated by the same reference numerals, and the description thereof will be omitted.

In this modification, the mullion 2C has a first mullion member 21 and a second mullion member (one-sided vertical member) 26. The first mullion member 21 and the second mullion member 26 are connected to form a hollow portion s3 inside. The second mullion member 26 of this modification is not a member in which the second mullion body 23 and the joint member 24 are connected as in the case of the second mullion member 22, but is configured as an integral member.

The second mullion member 26 has a second side wall portion 231, a second indoor wall portion 232, and a second outdoor wall portion 233.

The second side wall portion 231 is provided with a third outdoor side wall portion 254 and a third indoor side wall portion 255. The third outdoor side wall portion 254 is arranged on the first water stop line A1. The third indoor side wall portion 255 is arranged on the second water stop line A2. The end of the third outdoor side wall 254 and the end of the third indoor side wall 255 are connected by a third bottom wall portion 256.

In the curtain wall 100 configured in this way, the glass groove is not formed in the second side wall portion 231 of the second mullion member 26. Therefore, water is suppressed from entering the hollow portion s3 from the second side wall portion 231 side.

When the groove lid member is arranged in the glass groove as in the conventional case, the outer edge of the groove lid member appears as a line extending in the vertical direction, but in the present embodiment, a flat single piece is formed on the side where the glass 4 is not arranged. The second side wall portion 231 which is a plate material is arranged. Therefore, the conventional line does not appear and the smart appearance can be obtained.

(Modification 2)
Next, the curtain wall according to the second modification of the embodiment shown above will be described mainly with reference to FIG.

In this modification, the mullion (vertical frame) 2D has a first mullion member 21 and a second mullion member (one-sided vertical member) 27. The first mullion member 21 and the second mullion member 27 are connected to form a hollow portion s4 inside. The second mullion member 27 of this modification is not a member in which the second mullion body 23 and the joint member 24 are connected as in the case of the second mullion member 22, but is configured as an integral member.

The second mullion member 26 has a second side wall portion 231, a second indoor wall portion 232, and a second outdoor wall portion 233.

The second side wall portion 231 is provided with an extending wall portion 271 that receives and extends from the first mullion member 21 side (the other side in the X direction). The end portion 271a of the extending wall portion 271 is arranged on the indoor side of the pair of fitting protrusions 216a on the indoor side of the fitting protrusion 216a.

The extending wall portion 271 is provided with a first mounting wall portion 272 extending toward the outdoor side. The screw 216b is inserted from the first glass groove 212 of the first mullion member 21 into the first bottom wall portion 216 and screwed into the first mounting wall portion 272.

In the curtain wall 100 configured in this way, the glass groove is not formed in the second side wall portion 231 of the second mullion member 27. Therefore, water is suppressed from entering the hollow portion s4 from the second side wall portion 231 side.

When the groove lid member is arranged in the glass groove as in the conventional case, the outer edge of the groove lid member appears as a line extending in the vertical direction, but in the present embodiment, a flat single piece is formed on the side where the glass 4 is not arranged. The second side wall portion 231 which is a plate material is arranged. Therefore, the smart can be made to look like the conventional line without appearing.

It should be noted that the various shapes and combinations of the constituent members shown in the above-described embodiment are examples, and various changes can be made based on the design requirements and the like without departing from the gist of the present disclosure.

For example, in the embodiment shown above, the mullion 2A or the like installed on the curtain wall 100 as a vertical frame has been described as an example, but the present invention is not limited to this. It can also be applied to vertical frames installed on sashes such as sliding doors.

2A, 2C, 2D ... Mullion (vertical frame), 3 ... Transom light (horizontal frame), 4 ... Glass, 4a ... Width end of glass, 21 ... First mullion member (other side vertical member), 22, 26, 27 ... 2nd mullion member (one-sided vertical member), 23 ... 2nd mullion body (side wall material), 24 ... joint member (connecting material), 100 ... curtain wall, 214h ... air communication through hole , 211 ... 1st side wall portion (other side plate portion), 212 ... 1st glass groove (glass groove), 214 ... 1st outdoor side wall portion (outdoor side groove wall portion), 215 ... 1st indoor side wall portion (indoor side groove wall portion) ), 216 ... 1st bottom wall part (bottom part), 231 ... 2nd side wall part (one side plate part), 234 ... indoor side extending wall part (indoor side connecting wall part), 243 ... fitting wall part (outdoor side) Connecting wall part), 243h ... Air communication through hole, A1 ... 1st water stop line (outdoor side water stop line), A2 ... 2nd water stop line (indoor side water stop line), s1, s3, s4 ... Hollow part , X ... width direction, Y ... indoor / outdoor direction

Claims (5)

A vertical frame in which one side vertical member and the other side vertical member are connected, and a hollow portion is formed between the one side vertical member and the other side vertical member.
The one-sided vertical member has a one-sided plate that is arranged along the indoor and outdoor directions and has no glass groove to support the widthwise end of the glass.
The other side vertical member is arranged along the indoor / outdoor direction and at a distance from the one side plate portion in the width direction, and the other side plate portion having the glass groove formed so as to be recessed toward the one side plate portion. Vertical frame to have. The one-side vertical member is
A connecting material connected to the bottom of the glass groove and
The vertical frame according to claim 1, further comprising a side wall material connected to the connecting material and having the one side plate portion. The other side vertical member forms the glass groove and has an indoor side gutter wall portion arranged on the indoor side of the glass.
The vertical frame according to claim 1 or 2, wherein the one-side vertical member has an indoor-side connecting wall portion arranged on an indoor-side water blocking line passing through the indoor-side gutter wall portion and along the width direction. The other side vertical member forms the glass groove and has an outdoor side gutter wall portion arranged on the outdoor side of the glass.
The one-side vertical member has an outdoor-side connecting wall portion arranged on an outdoor-side water blocking line passing through the outdoor-side gutter wall portion and along the width direction.
The vertical frame according to any one of claims 1 to 3, wherein a through hole penetrating in the indoor / outdoor direction is formed in the outdoor gutter wall portion and the outdoor side connecting wall portion. The vertical frame according to any one of claims 1 to 4 and the vertical frame.
A glass whose widthwise end is supported by the glass groove,
A curtain wall comprising a horizontal frame that supports the upper and lower ends of the glass.

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