JP2011202425A - Mullion, tight member, and method of connecting split mullion - Google Patents

Abstract

A method for improving watertightness and mounting workability is provided.
A pair of left and right divided stanchions 6A and 6B are abutted at least on the outside surface, and a tight material 10 is disposed inside the abutting portion. A tight material fitting portion T that opens in a direction facing each other is formed inside the abutting portion, and the tight material 10 is inserted into the tight material fitting portions T and T, and the tight material fitting portion T is horizontally mounted. 10 is disposed across the abutting portion. The tight material 10 is an elongated and substantially flat member, and a plurality of fin portions 11, 11... Are provided on the front and rear surfaces along the longitudinal direction of the member. It is provided with an inclination.
[Selection] Figure 4

Description

  The present invention relates to a split-type stand, a tight material, and a method for connecting split stands, in which a pair of left and right split vertices are abutted at least on the outdoor side surface, and a tight material is disposed inside the abutted portion.

  2. Description of the Related Art Tight materials have conventionally been provided at split joints in order to prevent rainwater from entering through gaps and ensure water tightness.

  For example, in Patent Document 1 below, as shown in FIG. 5, a pair of left and right vertical constituent members 51, 52 constituting a split vertical is provided on one side of the vertical constituent member 51. A fitting recess 53 is formed, and the other vertical constituent member 52 is formed with fitting pieces 54, 54 to be fitted into the fitting recess 53, and the fitting pieces 54, 54 are respectively provided with a sealing material. A split stand 50 is disclosed in which 55 is provided in close contact with the inner surface of the fitting recess 53.

  Further, in Patent Document 2 shown below, as shown in FIG. 6, among the vertices composed of the one-side split stand 61 and the other-side split stand 62, the other-side split stand 62 is arranged at the outdoor portion. An abutting piece 63 that comes into contact with a step portion of the outdoor side wall surface of the one-side split stand 61 from the indoor side, and an outdoor side engaging piece 64 that is formed to face the abutting piece 63, An outdoor tight material 65 is horizontally placed between the abutting piece 63 and the outdoor engagement piece 64, and a split stand 60 is provided so that a tip portion thereof is in close contact with the one side split stand 61. It is disclosed.

  On the other hand, in recent years, as shown in FIG. 7, the one-side split stand 71 and the other-side split stand 72 are abutted at the outdoor side surface and the indoor side surface, and are in close contact with the inside of the abutted vertical joint 73. A split stand 70 provided with a tight material 74 is put into practical use.

Japanese Patent Laid-Open No. 7-300931 JP 2003-138852 A

  However, each of the split vertices 50 and 60 described in Patent Documents 1 and 2 is provided with an engagement piece such that the one-side split stand and the other-side split stand have overlapping margins in the indoor and outdoor directions (see FIG. In the split stand 50 shown in FIG. 5, the engaging piece 54, and in the split stand 60 shown in FIG. 6, the engaging pieces 63 and 64), the tight material provided on the engaging piece is in close contact with the inside of the split stand. It has a structure to do. Therefore, it is inevitable that rainwater enters into the gap between the vertical joints of the split vertical and the tight material, and rainwater accumulates in this gap, causing deterioration of the tight material, and leakage of water to the indoor side. There was a case.

  On the other hand, the split stand 70 shown in FIG. 7 has a structure in which the tight material 74 is brought into intimate contact directly from the inside of the vertical joint 73. Therefore, although intrusion of rainwater into the inside of the vertical joint 73 can be effectively prevented, There was a problem like this.

  First, in assembling the split stand 70, after fixing the split stand 71 on one side to the reinforcing member 75 in a state in which the tight member 74 is attached to the reinforcing member 75 in the central portion in advance, the other from the opposite side to the other When the side split stand 72 is fixed, the tight material 74 is hooked on the abutting portion of the split stand 71, 72, thereby hindering the mounting work, or the tight member 74 is exposed by sandwiching the tip of the tight material 74. Doing so may cause the water tightness to decrease.

  Secondly, when the indoor and outdoor central portions of the split stand 71 and 72 are screwed to the reinforcing member, the indoor and outdoor central portions are pulled inward by this tightening force, while the indoor and outdoor both ends warp outward. It becomes easy. For this reason, the opening and distortion of the vertical joint 73 may be induced by the pressure of the tight material 74 provided in close contact with the inside of the vertical joint 73, which may cause a decrease in watertightness.

  Then, the main subject of this invention is providing the connection method of the stand, the tight material, and division | segmentation stand which can improve watertightness and can improve attachment workability | operativity.

In order to solve the above-mentioned problems, the present invention according to claim 1 is a stand in which a pair of left and right divided stands are abutted at least on the outdoor side surface, and a tight material is disposed inside the abutting portion. ,
A tight material fitting portion that opens in a direction facing each other is formed on the inner side of the abutting portion, and the tight material is inserted and horizontally placed in each of the tight material fitting portions. By the above, there is provided a stand characterized in that the tight material is disposed across the butted portion.

  The invention according to claim 1 is a stand in which a pair of right and left split stands are butted at least on the outdoor side surface, and a tight material is disposed inside the butted portion. In detail, each of the split stand is formed with a tight material fitting portion opening in a direction facing each other inside the abutting portion, and the tight material is inserted into each of the tight material fitting portions. The tight material is disposed across the butted portion by being horizontally mounted. For this reason, a tight material is arrange | positioned inside the butt | matching part used as a vertical joint, and a water-tightness can be improved now. In addition, since this tight material is placed horizontally between tight material fitting portions that open in the direction facing each other inside the abutting portion, the assembly work of the split stand is facilitated, and the tight material is There is no longer a problem that the attachment work is hindered by being caught at the abutment portion of the split stand or that the tight material is exposed by sandwiching the tip of the tight material.

  According to a second aspect of the present invention, the surface of the tight material is provided with a plurality of fin portions whose tip portions are in close contact with the inner surface of the tight material fitting portion along the longitudinal direction of the member. A written orientation is provided.

  In the invention according to claim 2, water tightness is improved by providing, on the surface of the tight material, a plurality of fin portions whose tip portions are in close contact with the inner surface of the tight material fitting portion along the longitudinal direction of the member. Can be planned.

  According to a third aspect of the present invention, the fin portion is formed to be inclined in the opening direction of the tight material fitting portion in a state where the tight material is inserted into the tight material fitting portion. A written orientation is provided.

  In the invention of claim 3, in the state in which the tight material is inserted into the tight material fitting portion, the fin portion is formed so as to be inclined in the opening direction of the tight material fitting portion. Further improvement can be achieved, and when the tight material is inserted into the tight material fitting portion, it becomes easy to insert, and at the same time, it becomes difficult to come off after the insertion, and the mounting workability is improved.

  As the present invention according to claim 4, there is provided the stand according to any one of claims 1 to 3, wherein the split stand on one side is provided with a fixing structure for fixing the tight material.

  In the invention of claim 4 above, by providing a fixing structure for fixing the tight material to the one side split stand, in a state where the tight material is fixed in advance to the one side split stand attached in advance, The succeeding other-side split stand can be attached, and even when the succeeding other-side split stand hits the tight material at the time of attachment, it is possible to prevent the tight material from being bent and sandwiched between the joint portions.

  As the present invention according to claim 5, the stand according to any one of claims 1 to 4, wherein the tight material is made of a resin material.

  In the invention according to the fifth aspect, by forming the tight material with the resin material, the water tightness can be improved.

  As the present invention according to claim 6, the tight fitting portion formed in each split stand is substantially left and right with a center line in the width direction passing through the abutting portion as a boundary in a state where the stand is assembled. Further, the vertical material according to any one of claims 1 to 5, wherein the tight material is formed substantially symmetrically with respect to a center line in the width direction.

  In the invention described in claim 6, by forming the tight material fitting portions and the tight material of the respective split verticals symmetrically to each other, the left and right pressure is applied to the tight material, and the holding state of the tight material is stable. To do.

  The present invention according to claim 7 is a narrow and substantially flat plate-like tight material, and a plurality of fin portions are provided on the front and rear surfaces of the tight material along the longitudinal direction of the member, respectively, and the fin portions have a width. A tight material is provided that is inclined toward the direction center line.

  The present invention according to claim 8 provides the tight material according to claim 7, wherein a ridge that protrudes to the surface side along the longitudinal direction of the member is formed on one of the front and rear surfaces of the tight material. Is done.

  In the invention according to claim 8, it is possible to regulate the displacement in the width direction of the tight material by forming, on one surface of the front and rear surfaces of the tight material, a ridge that projects to the surface side along the longitudinal direction of the member. And the holding state of the tight material can be maintained.

  As a ninth aspect of the present invention, there is provided the tight member according to any one of the seventh and eighth aspects, wherein the tight member is formed substantially symmetrically with respect to a center line in the width direction.

As the present invention according to claim 10, a pair of left and right split stand is abutted at least on the outdoor side surface, a split stand connecting method comprising a tight material disposed inside the butted portion,
A tight material fitting portion that opens in a direction facing each other is formed on the inner side of the butt portion in each of the split vertices,
A first procedure in which one side portion of the tight material is inserted in advance into the tight material fitting portion formed in the split side on one side;
While inserting the tight material fitting portion formed in the split side of the other side into the exposed tight material, the tight material fitting portion is combined with the one side split stand, and the tight material is placed in each tight material fitting portion. A second procedure in which the tight material is disposed across the butted portion by inserting and horizontally extending;
There is provided a method for connecting split vertices, comprising a third procedure for performing the main fixing of the one side split stanchion and the other side stanchion by screwing.

  In the invention of claim 10, particularly in the second step, the one-side split is performed while inserting the tight material fitting portion formed on the other side of the split stand into the exposed tight material. In combination with the vertical, the tight material is inserted into each tight material fitting portion and horizontally placed, so that the tight material is disposed across the butted portion. Therefore, the workability can be improved by temporarily fixing the other side split stand by the tightness of the tight material from this state until the main fixing is performed by screwing in the third procedure.

  As described above in detail, according to the present invention, it is possible to provide a method of connecting a stand, a tight material, and a split stand that can improve water tightness and improve workability.

It is a front view of the curtain wall CW constructed | assembled using the stand 1 which concerns on this invention. It is the II-II arrow directional view. It is the III-III arrow directional view of FIG. It is the IV section enlarged view of FIG. It is sectional drawing of the conventional division | segmentation stand 50. FIG. It is sectional drawing of the conventional division | segmentation stand 60. FIG. It is sectional drawing of the conventional division | segmentation stand 70. FIG.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  As shown in FIG. 1 to FIG. 3, the curtain wall CW is formed of a square frame by the verticals 1, 1, the upper frame 2, and the lower frame 3, and by a horizontal frame 4 disposed in the middle. The opening is divided into two upper and lower stages, and glass G is fitted into each of these openings.

  Hereinafter, the vertical 1 will be described in detail. As shown in FIG. 3, the vertical 1 is composed of a reinforcing material 5 erected at the center and a one-side split vertical connected to the reinforcing material 5. 6A and a pair of left and right divided stanchions composed of the other side divided stand 6B and the pair of left and right divided branches 6A and 6B are abutted to each other at least on the outdoor side surface, in the illustrated example on the outdoor side surface and the indoor side surface. A tight material 10 is disposed inside the mating portion (longitudinal joint J).

  The one-side split stand 6A and the other-side split stand 6B are formed in an assembled state in which the outdoor side surface and the indoor side surface are both flush with each other and substantially symmetrical with respect to the center line CL in the width direction. ing. In addition, each of the split vertices 6A and 6B is formed with a glass fitting groove 6a that is recessed in a substantially U-shaped cross section at the center in the indoor / outdoor direction of the side surface having a substantially U-shaped cross section. The split stanchions 6A and 6B and the reinforcing material 5 are connected to each other by a plurality of screws 6b in the bottom direction of the glass fitting groove 6a in the longitudinal direction of the member.

  Further, as shown in FIG. 4, the one-side split stand 6A and the other-side split stand 6B are respectively fitted with pocket-like tight materials that open in the direction facing each other inside the butted portions. Part T is formed. More specifically, in the vicinity of the outdoor side surfaces of the one-side split stand 6A and the other-side split stand 6B, after projecting toward the inner surface side, the light is refracted toward the butt surface, and further refracted toward the inner surface side at the tip. By forming the engaging pieces 7A and 7B having a cross-sectional shape along the longitudinal direction of the member, in the one-side split stand 6A, the portion surrounded by the outdoor side surface and the engaging piece 7A, the other-side split stand In 6B, the pocket-like tight material fitting portion T is formed along the longitudinal direction of the member by a portion surrounded by the outdoor side surface and the engagement piece 7B.

  It is preferable that the tight material fitting portions T and T are formed almost symmetrically with a center line CL passing through the abutting portion as a boundary in a state where the stand 1 is assembled. Thereby, the tight material 10 can be supported equally on the left and right with the vertical joint J as a boundary, and the support state of the tight material 10 is stabilized.

  As shown in FIG. 4, the tight material 10 disposed on the outdoor side surfaces of the split stanchions 6A and 6B is formed by molding a resin material such as an olefin, and is formed in an elongated and substantially flat plate shape. Yes. Further, it is preferable that the tight material 10 is formed substantially symmetrically with respect to the center line in the width direction of the tight material. Each of the front and rear surfaces of the tight material 10 is provided with a plurality of fin portions 11, 11... Along the longitudinal direction of the member, and the fin portions 11, 11. That is, the fin portions 11, 11,... Are formed so as to be inclined in the opening direction of the tight material fitting portion T in a state where the tight material 10 is fitted into the tight material fitting portions T, T. The fin portion 11 is provided so that the tip thereof is in close contact with the inner surface of the tight material fitting portion T.

  The inclination angle of the fin portion 11 is set so that the angle α formed by the front and rear surfaces of the tight material 10 and the outline of the fin portion 11 is about 30 to 60 degrees, preferably about 45 degrees.

  The said tight material 10 can make the hardness of the fin part 11 and other main body parts different, for example, making the hardness of a main-body part high and making the hardness of the fin part 11 low.

  Further, on the one side (the surface opposite to the vertical joint J) of the front and rear surfaces of the tight material 10, two protruding strips 12 and 12 are formed in the illustrated example projecting to the surface side along the longitudinal direction. ing. This ridge portion 12 is for engaging with the engagement pieces 7A and 7B to regulate the displacement of the tight member 10 in the member width direction.

  On the other hand, as shown in FIG. 3, the cross-sectional shape of the split side walls 6 </ b> A and 6 </ b> B is also refracted in the direction of the abutting surface after projecting toward the inner surface side and further refracting toward the inner surface side at the tip. Engagement pieces 8A and 8B are formed along the longitudinal direction of the member. An alignment extending portion 5a extending in a T-shape from the reinforcing member 5 is inserted into the space formed by the engagement pieces 8A and 8B.

  In place of the above-described structure, the tight material 10 can also be disposed on the indoor side surfaces of the split stanchions 6A and 6B in the same manner as the outdoor side surface.

  Next, a description will be given of the connecting method of the split stand. First, as a first procedure, one side half of the tight material 10 is inserted in advance into the tight material fitting portion T formed on the one side split stand 6A, The one-side divided stand 6A and the reinforcing member 5 are connected by screws 6b. When the tight material 10 is inserted into the tight material fitting portion T, the fin portions 11, 11,... Of the tight material 10 are inclined toward the center line side in the width direction. The tight material 10 is difficult to come off due to the catch, and the mounting workability can be improved.

  Subsequently, as a second procedure, while the tight material fitting portion T formed on the other side split stand 6B is fitted into the exposed tight material 10, the other side split stand 6B and the one side split stand 6A are inserted. Are combined in a state where the outdoor side surfaces of the tight materials are butted together, and the tight material 10 is inserted into each of the tight material fitting portions T and T and horizontally mounted, so that the tight material 10 is arranged across the butted portions. It is assumed that it is installed. At this time, since the fin portions 11, 11... Of the tight material 10 are inclined toward the center line side in the width direction, the tight material 10 can be easily inserted when inserted into the tight material fitting portion T of the other side split stand 6B. Furthermore, after insertion, it becomes difficult to come off due to the catch of the fin portion 11. For this reason, the tight material 10 temporarily fixes the other-side split stand 6B by the tightness of the tight material 10 until the other-side split stand 6B is screw-connected to the reinforcing member 5 in the third procedure described later. Therefore, the mounting workability can be improved.

  Thereafter, as a third procedure, the other side split stand 6B is screwed to the reinforcing member 5 with screws 6b, and the one side split stand 6A and the other side split stand 6B are connected (mainly fixed).

  Incidentally, a fixing structure (not shown) for fixing the tight material 10 may be provided on the one-side split stand 6A attached to the reinforcing material 5 in advance. As this fixing structure, for example, a structure is provided in which a protrusion projecting to the front and rear surface side is provided on one side edge of the tight material 10 and a recess that engages with this protrusion is provided in the tight material fitting portion T. And so on. By providing such a fixing structure, it is possible to prevent the tight material 10 from being bent and sandwiched in the vertical joint by being hooked on the tight material 10 when the other side split stand 6B is attached.

As described above in detail, in the vertical 1 according to the present invention, the tight material 10 is inserted into the tight material fitting portions T and T, horizontally mounted, and disposed so as to straddle the vertical joint J. J is watertight. In addition, the indoor side surface and the outdoor side surface can be flush with each other, and the design can be improved.
[Other examples]
(1) In the above-described embodiment, the reinforcing material 5 is erected at the center of the stand 1. However, the reinforcing material 5 may be omitted. In this case, the one-side split stand 6 </ b> A and the other side The split stand 6B is directly connected.
(2) In the above embodiment, as shown in FIG. 3, the reinforcing member 5 extends to the outdoor side from the range where the glass fitting grooves 6a of the split ridges 6A and 6B are formed. There may be no outwardly extending portion. Similarly, when the tight material 10 is provided on the indoor side surface, the indoor side extending portion of the reinforcing material 5 can be omitted.
(3) In the embodiment described above, the one-side divided stand 6A and the other-side divided stand 6B are formed substantially symmetrically with respect to the width direction center line CL, but may be formed asymmetrically.

  DESCRIPTION OF SYMBOLS 1 ... Vertical, 2 ... Upper frame, 3 ... Lower frame, 4 ... Horizontal frame, 5 ... Reinforcement material, 6A ... One side division | segmentation stand, 6B ... Other side division | segmentation stand, 7A, 7B ... Engagement piece, 8A, 8B ... engaging piece, 10 ... tight material, 11 ... fin part, J ... vertical joint, T ... tight material fitting part

Claims (10)

A pair of left and right split vertices are abutted at least on the outdoor side surface, and are arranged by arranging a tight material inside the abutting portion,
A tight material fitting portion that opens in a direction facing each other is formed on the inner side of the abutting portion, and the tight material is inserted and horizontally placed in each of the tight material fitting portions. By the above, the tight material is disposed across the butted portion.   The vertical shape according to claim 1, wherein a plurality of fins are provided on the surface of the tight material, the tip portions of which are in close contact with the inner surface of the tight material fitting portion along the longitudinal direction of the member.   The stand according to claim 2, wherein the fin portion is formed to be inclined in the opening direction of the tight material fitting portion in a state where the tight material is inserted into the tight material fitting portion.   The stand according to any one of claims 1 to 3, wherein a fixing structure for fixing the tight material is provided on the split stand on one side.   The stand according to claim 1, wherein the tight material is made of a resin material.   The tight material fitting portion formed in each split stand is formed in a substantially right and left object with a center line in the width direction passing through the abutting portion in a state where the stand is assembled, and the tight material is The stand according to any one of claims 1 to 5, wherein the stand is substantially symmetrical with respect to a center line in the width direction.   It is a narrow and substantially flat plate-like tight material, and a plurality of fin portions are provided along the longitudinal direction of each member on the front and rear surfaces of the tight material, and the fin portions are inclined toward the center line in the width direction. Tight material characterized by that.   The tight material according to claim 7, wherein a ridge portion that protrudes toward the surface side along the longitudinal direction of the member is formed on one surface of the front and rear surfaces of the tight material.   The tight material according to claim 7, wherein the tight material is formed substantially symmetrically with respect to a center line in the width direction. A pair of left and right split stand is abutted at least on the outdoor side surface, and a split stand connecting method comprising a tight material disposed inside the butted portion,
A tight material fitting portion that opens in a direction facing each other is formed on the inner side of the butt portion in each of the split vertices,
A first procedure in which one side portion of the tight material is inserted in advance into the tight material fitting portion formed in the split side on one side;
While inserting the tight material fitting portion formed in the split side of the other side into the exposed tight material, the tight material fitting portion is combined with the one side split stand, and the tight material is placed in each tight material fitting portion. A second procedure in which the tight material is disposed across the butted portion by inserting and horizontally extending;
A split-stand connecting method, comprising: a third procedure for fixing the one-side split stand and the other-side stand by means of screws.

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