JP3166342B2 - Exterior wall panel joint structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint structure for an outer wall panel, and more particularly to a joint structure for an outer wall panel which is installed on a plurality of units forming a framework of a building and then attached to these units to form an outer wall of the building. .

[0002]

2. Description of the Related Art Two outer wall panels are arranged side by side at intervals extending in the vertical direction, and these two outer wall panels and a structure provided on each of the outer wall panels are fixed from the inside of a room by a fastener. A joining structure has been proposed (Japanese Utility Model Laid-Open No. 3-90713).

[0003]

In the joint structure according to the above proposal, it is necessary to fix two outer wall panels arranged side by side with a fastener, and then to fill the gap with a sealing material to seal the gap. Therefore, the amount of work on site is large.

An object of the present invention is to provide a joint structure for an outer wall panel which can reduce the amount of work on site.

[0005]

SUMMARY OF THE INVENTION The present invention relates to a joint structure of two outer wall panels which are arranged side by side at an interval extending vertically so that the two outer wall panels are positioned substantially on the same plane. A frame extending in the vertical direction along the interval provided on the inner surface of each of the outer wall panels, and a plurality of fasteners having a contact member disposed inside two frames facing each other; A joining material that is moved toward the contact material by the fastening tools and sandwiches the two frames together with the fastening tool; and a sealing material that protrudes outward from the joining material and can be disposed within the gap. The sealing material is formed such that when the two frames are sandwiched by the fastening tool and the joining material, the sealing material is located within the interval and seals the two outer wall panels. That.

[0006]

[Operation and Effect] When the fastening tool is tightened and the outer wall panel is fixed by the fastening tool and the joining material, the sealing material is simultaneously positioned within the space between the two outer wall panels. To seal the outer wall panel,
The work of individually attaching the sealing materials is not required. Therefore, the work on site can be simplified accordingly.

Since the joining of the two outer wall panels and the disposition of the sealing material are performed from above or inside the outer wall panel, there is no need to install a scaffold outside the outer wall panel.
Work without being affected by the weather.

Since the two frames are fixed by being sandwiched between the contact material and the joining material, there is no need to provide any base material for fixing the frames near the unit boundary line.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The joint structure according to the present invention comprises two outer wall panels 10 arranged side by side with an interval 14 extending vertically so that the two outer wall panels 10, 12 are located substantially on the same plane. , 12 are joined, and the fastener 1
6, a bonding material 18, and a sealing material 20.

The outer wall panels 10 and 12 are made of a material such as a non-combustible material in a factory to have a predetermined size and shape in advance. Each outer wall panel has a frame 22 extending vertically along a space 14 provided on its inner surface.

In the embodiment shown, the frame 22 is made of slotted steel and is secured to the outer wall panel via one flange 23 by gluing, screwing or the like to support the outer wall panel. The frame 22 of one outer wall panel 10 and the frame 22 of the other outer wall panel 12 are arranged so that their openings face each other.
Defines a space 26.

[0012] The fastener 16 comprises a frame 22 of the outer wall panel 10 and an outer wall panel 1 which are located opposite to each other.
2 frame 22, ie, these frames 22
Abutment material 28 arranged in a direction that is inside the building with respect to
And a screw 29. A plurality of the fasteners 16 are arranged at equal intervals in the vertical direction along the frame 22.

The contact member 28 is a flange 24 of the frame 22.
, And receives the reaction force of the screw 29, and is integrated with the screw 29 in the illustrated embodiment. Therefore, the same number of contact members 28 as the number of screws 29 are provided. Alternatively, one plate member may be used as the contact member, and may be arranged vertically along the frame 22.
In this case, the screw 29 may be a normal screw.

The joining material 18 is moved toward the contact member 28 by the plurality of fasteners 16, and in combination with the fasteners 16, clamps and fixes the two frames 22.

In the embodiment shown, the joining material 18 is made of a rectangular tube-shaped steel material having a rectangular horizontal cross section, and is entirely disposed in the space 26. The joining material 18 has a plurality of through-holes (not shown) provided at intervals above and below the flange 24 of the frame 22, that is, the side 32 facing the flange located far from the outer wall panel. And a nut 33 aligned and fixed. The screw 29 of the fastener 16 inserted from the inside through the gap between the pair of flanges 24, 24 is screwed into the nut 33. Further, the joining material 18 is connected to the flanges 24 on the sides 32.
It has a sealing material 34 adhered to the side surface. Seal material 34
Is made of rubber or resin.

The seal member 20 protrudes outward from the bonding member 18 and can be disposed in the space 14. Then, the two frames 22 are formed by the fastener 16 and the joining material 18.
When sandwiched, the sealing material 20 is located within the interval 14,
It is formed to seal the two outer wall panels 10,12.

In the illustrated embodiment, the seal member 20 is formed of rubber, and the support member 36 and the seal member 3 are formed of rubber.
7, and the supporting portion 36 is bonded to the side 35 of the bonding material 18 located close to the outer wall panel. Seal part 3
Reference numeral 7 extends integrally from the support portion 36 outward and has a plurality of seal lips. When the joining material 18 is moved by screwing the screw 29 of the fastening tool 16 and the sealing material 34 is brought into close contact with the flange 24 of the frame 22, the sealing portion 37 is pulled into the space 14 from the position shown in the drawing, and a plurality of sealing lips are formed. The length of the screw 29, the length of the support portion 36, the thickness of the outer wall panel, and the like are determined so that the outer wall panel is in close contact with the end face of the outer wall panel facing the space 14.

A unit (not shown) having a pillar 40 at a corner is installed at a predetermined position, and the outer wall panels 10 and 12 are arranged at intervals. After that, the bonding material 18 is
6 and the supporting member 36 of the sealing material 20 are located within the space 14, and the joining material 18 and the sealing material 20 are connected from above the outer wall panels 10 and 12. Insert so as to be on the boundary C between the outer wall panels 10 and 12. At this time, the screw 29 of the fastening tool 16 can be temporarily screwed into the joining material 18 in advance, or the screw 29 can be screwed after insertion.

After the joining material 18 and the sealing material 20 have been brought into position, the screw 29 of the fastener 16 is screwed in.
The contact member 28 contacts the inner surface of the flange 24 of the frame 22, and the sealing member 34 of the joint member 18 contacts the outer surface of the flange 24. Furthermore, the screw 29 is screwed in, and the flanges 24 of the two frames 22 are clamped by the fastener 16 and the joining material 18 and fixed. On the other hand, the sealing portion 37 of the sealing material 20 is drawn into the space 14, and the sealing lip is in close contact with the end face of the outer wall panel.

According to the above embodiment, since the bonding material 18 is provided with the sealing material 34 that is in close contact with the flange 24 of the frame 22, the sealing with the sealing material 34 can be ensured in addition to the sealing with the sealing material 20. That is, a double waterproof structure can be obtained.

In the above-described embodiment, the joining material 18 is formed of a square tube, but a grooved steel may be used instead. In this case, the grooved steel is positioned in the space 26 such that the pair of flanges of the grooved steel are orthogonal to the outer wall panel and the web between the pair of flanges faces the flange 24 of the frame 22. The sealing member 20 is arranged such that the support portion 36 of the sealing member 20 projects outward from the outer surface of the web.
Attach.

[Brief description of the drawings]

FIG. 1 is a horizontal sectional view of a joint structure of an outer wall panel according to the present invention.

[Explanation of symbols]

 10, 12 Outer wall panel 14 Interval 16 Fastener 18 Jointing material 20, 34 Sealing material 22 Frame 28 Abutment material 29 Screw

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04B 2/56-2/70 E04B 2/88-2/96 E04B 1/348 E04F 13/08-13 / 18

Claims (1)

(57) [Claims] 1. A joint structure of two outer wall panels arranged side by side at an interval extending vertically so that the two outer wall panels are positioned substantially on the same plane. A frame provided on the inner surface and extending in the vertical direction along the interval, a plurality of fasteners having an abutting member disposed inward of two frames facing each other, and the abutting member by the fasteners A joint member that is moved toward the joint and sandwiches the two frames in combination with the clamp, and a seal member that protrudes outward from the joint member and can be disposed within the gap, wherein the seal member includes the tightening member. A joining structure for an outer wall panel, wherein the sealing material is located within the interval when the two frames are sandwiched between a tool and the joining material, and is formed so as to seal the two outer wall panels.