JPH0352888Y2 - - Google Patents

Description

[Detailed description of the invention] (Industrial application field) This invention relates to a joint sealer in an exterior wall panel. Specifically, the exterior wall panel is disposed on the exterior surface of both adjacent walls, and the interior surface of both walls is In an exterior wall structure in which a waterproof sheet is provided across these walls, the leg part is inserted into the joint between the two exterior wall panels, and the outer end of the leg part is attached to the outer wall of the exterior wall panel. A joint that seals the joint by having a joint material that has a substantially T-shaped cross section and has an elastic sealing part that tightly contacts the opposing surface, and a clip for holding the joint material in the joint between both exterior wall panels. This invention relates to improvements in sealing devices.

(Prior Art) In FIG. 6, which shows a conventional joint sealing tool, a clip 1' for holding a joint material 11' in a joint S between both outer wall panels C, C has a substantially U-shaped shape made of spring material. The opposing surfaces of the side plates 2', 2' are provided with locking pieces 4', 4' that fasten both sides of the leg 12' of the joint material 11', and an inner end of the leg 12'. Stoppers 7', 7' for supporting are formed at the upper and lower parts. Furthermore, leg pieces 5 that engage with the end surfaces of frame members (channel members) B, B disposed on the opposite surfaces of both side plates 2', 2' of the clip 1', are arranged on the opposite surfaces of both walls A, A. ′、
5' is extended. Moreover, in the above-described conventional method, a predetermined number of clips 1' are attached to the legs 12' of the joint material 11', and the joint S between the two outer wall panels C, C is connected via these clips 1'. ,
When installing the joint material 11', as shown in FIG. 7, the clip 1' is pushed into the frame bodies B, B without the leg pieces 5', 5' engaging with each other. There is.

Further, as described above, when installing the joint material 11', as shown in FIG.
2' may be expanded and the inner end of the leg 12' may be pushed through the stoppers 7', 7' of the side plates 2', 2 of the clip 1', and the space between the outer wall panels C, C may be A problem occurs in which the joint material 11' is thrown inward from the joint portion S.

Therefore, in the conventional type, there was a problem in that the workability of attaching the joint material to the joint between both outer wall panels was poor.

(Purpose of the invention) In view of the above-mentioned conventional problems, the purpose of this invention is to provide a joint sealing tool that can facilitate the installation of joint material to the joint between both exterior wall panels. .

(Structure of the invention) Therefore, in this invention, the clip is formed from a spring material into a substantially U-shape, and the height of both sides of the clip is set to be higher than the wall thickness of the wall body by a predetermined amount. The tips are in pressure contact with the opposing surfaces of both outer wall panels, and the bottom portions are supported by the sheet surface of a waterproof sheet disposed across the inner surfaces of both wall bodies, and the opposing surfaces of both side panels of the clip are Elastic fastening pieces are formed to fasten the legs of the joint material, and elastic fastening pieces are formed on the opposite sides of the same side panels to fasten to the inner surfaces of both the outer wall panels, and the joint tax is fixed to the joint material. The leg portion is set to a length such that the inner end thereof is supported by coming into contact with the U-shaped bottom surface of the clip,
Attach the specified number of clips to the legs of the joint material,
When attaching joint material to the joint between both exterior wall panels using these clips, press the ends of both side panels of the clip against the opposing surfaces of both exterior wall panels, and use these side panels as guides. By pushing the clip until the bottom touches the sheet surface of the tarpaulin sheet, the elastic clips of the clip can be secured to the inner surfaces of both exterior wall panels, and the U-shaped bottom of the clip can also be used to secure the legs of the joint material. The purpose is to prevent the joint material from sinking in by abutting and supporting the inner end of the part. (Embodiment) An embodiment of this invention will be described below with reference to FIGS. 1 to 5.

In FIG. 1, which shows the outer wall structure in plan section, the outer wall panels C, C are arranged on the outer surfaces of the two adjacent wall bodies A, A, which have channel-shaped cross-sectional frames B, B on opposing surfaces, respectively. A waterproof sheet D is installed on the inner surfaces of both walls A, A, spanning these walls A, A.
is installed. In addition, E and E in the figure are walls A,
This is the support frame of A.

A clip 1 for holding a joint material 11 at a joint S between both outer wall panels C, C is formed from a spring plate material into a substantially U-shape. This clip 1
The heights of the side plates 2, 2 are set higher than the wall thickness of the wall body A by a predetermined amount, and these side plates 2,
The tips of the waterproof sheet D are in pressure contact with the opposing surfaces of both outer wall panels C, C, and the bottoms thereof are in contact with and supported by the sheet surface of the waterproof sheet D. And clip 1
At predetermined positions on the opposing surfaces of both side plates 2, 2, cut and raised pieces 3, 3 are formed facing each other in a V-shape. Elastic fixing pieces 4, 4 are formed to fix both sides of the leg portion 12 of the joint material 11, facing each other in a character shape. moreover,
At predetermined positions on the opposite sides of both side plates 2, 2 of the clip 1, there are frame bodies B on the inner surfaces of both outer wall panels C, C, and a pair of elastic engagement pieces 5 that press into engagement with the inner surfaces of B.
5 is formed in an inverted V shape.

In addition, in this embodiment, U of clip 1 is
A steadying groove 6 into which the inner end of the leg portion 12 of the joint material 11 is fitted is recessed in the center of the bottom surface.

On the other hand, a joint material 11 for sealing the joint S between the outer wall panels C and C is inserted into the joint S between the outer wall panels C and C, and is fixed by the clip 1.
and a leg portion 12 formed into a predetermined shape by roll forming a thin metal plate, and both outer wall panels C fixed to a head portion 12a formed at the outer end of the leg portion 12.
It has an elastic seal part 13 made of soft synthetic resin, rubber, etc., which is in close elastic pressure contact with the opposing surface of C, and is formed into a substantially T-shape in cross section. Then, the elastic seal portion 13 of the joint material 11 is attached to both outer wall panels C and C.
The leg length of the leg 12 is set so that the inner end of the leg 12 of the joint material 11 is fitted into and supported by the steadying groove 6 on the U-shaped bottom of the clip 1 when the joint material 11 is in pressure contact with the opposing surface of the clip 1. has been done. Furthermore, in this embodiment, engaging parts 14, 14 that engage with the elastic fastening pieces 4, 4 of the clip 1 are protrudingly provided approximately in the center of both side surfaces of the leg part 12, while the elastic sealing part 13 is At the base,
Both ends of the elastic seal portion 13 are connected to both outer wall panels C,
Groove-shaped elastically deformable portions 15, 15 are formed so as to be able to reliably and closely elastically deform along the opposing surfaces of C.

The joint sealing device of this embodiment is constructed as described above. Therefore, when installing the joint material 11 to the joint portion S between both outer wall panels C, C, first the joint material 11 After assembling a predetermined number of clips 1 at appropriate intervals to the leg parts 12 of Push it in until it touches the seat surface.
At this time, the inner end of the leg portion 12 of the joint material 11 is supported by the steadying groove 6 on the U-shaped bottom of the clip 1, and the ends of both side plates 2, 2 of the clip 1 are placed on the opposing surfaces of both outer wall panels C, C. It is pushed in while being pressed along. These side plates 2, 2 serve as guides for pushing the joint material 11, and by pushing the legs 12 of the joint material 11 to the position where the bottom of the clip 1 hits the sheet surface of the waterproof sheet D, the elasticity of the clip 1 is increased. The fastening pieces 5, 5 are fastened to the inner surfaces of the frames B, B on the inner side of the outer wall panels C, C, and thereby the joint material 11
The installation work is completed.

When the joint material 11 is attached to the above-mentioned outer wall panels C, C through the clips 1, the tips of the clips 1 are attached to the opposing surfaces of the outer wall panels C, C. Since the clips are in pressure contact and their bottoms are supported by the sheet surface of the waterproof sheet D, both elastic engaging pieces 5, 5 of this clip 1 are firmly engaged with the inner surfaces of both outer wall panels C, C. On the other hand, the inner end of the leg portion 12 of the joint material 11 is connected to the clip 1.
The legs 12 are supported by the anti-shake groove 6 on the bottom of the U-shape, and both sides of the legs 12 are fastened to the elastic fastening pieces 4 of the clip 1 to be stably held. And this joint material 11
The elastic seal portions 13 are elastically pressed into close contact with the opposing surfaces of both outer wall panels C, C, respectively, and thereby the joint portion S is sealed.

In addition, in this embodiment, since the elastic deformation parts 15, 15 are recessed at the base of the elastic seal part 13 of the joint material 11, the joint part S between both outer wall panels C, C
For example, as shown in Fig. 2, when there is variation in the joint width of
Even when the joint width is narrow, the elastic seal portion 13
The elastically deformable portions 15, 15 can smoothly deform elastically along the facing surfaces of both the outer wall panels C, C, resulting in excellent sealing performance of the joint portion S.

Further, in the above embodiment, the leg portions 12 of the joint material 11
As shown in FIG. It may be a joint material 11 that is not used. However, in this case, the elastic fastening pieces 4, 4 of the clip 1 are formed into triangular or other sharp shapes, and are inserted into the legs 12 of the joint material 11 and fastened.

(Effect of the invention) That is, according to this invention, when a predetermined number of clips are attached to the legs of the joint material and the joint material is attached to the joint between both exterior wall panels via these clips, By moving the ends of the clip's side plates into pressure contact with the facing surfaces of both exterior wall panels, and using these side plates as guides, push the clip until the bottom touches the sheet surface of the tarpaulin sheet. can be attached to the inner surfaces of both exterior wall panels. Moreover,
During this pushing operation, the U-shaped bottom surface of the clip can abut and support the inner end of the leg of the joint material to prevent the joint material from sinking in, so the joint material can be applied to the joint between both exterior wall panels. This has the effect of improving installation workability.

[Brief explanation of drawings]

The drawing shows one embodiment of this invention.
The figure is a plan sectional view showing a state in which a joint sealing device is attached to an exterior wall structure, Figure 2 is a plan sectional view showing a state in which a joint sealing device is attached when the joint width between both exterior wall panels is narrow, and The figure is a perspective view showing the clip, FIG. 4 is a perspective view showing a joint material, and FIG. 5 is a perspective view showing an embodiment of the joint material. In addition, Figures 6 to 9 show the conventional type, with Figure 6 being a plan sectional view showing the joint sealer being attached to an external wall structure, and Figure 7 showing the state in which the legs of the clip are engaged. A plan cross-sectional view showing the state in which the joint material has been pushed in without being removed.
FIG. 8 is a plan sectional view showing a state in which the joint material is inserted into the joint part, and FIG. 9 is a perspective view showing the clip. 1... Clip, 2... Side plate, 4... Elastic fastening piece, 5
... Elastic attachment piece, 11... Joint material, 12... Leg part, 13
...Elastic sheet part, A...Wall body, C...Outer wall panel, D
...Waterproof sheet, S...Joint area.

Claims (1)

[Scope of utility model registration request] In an exterior wall structure in which exterior wall panels are disposed on the exterior surfaces of both adjacent walls, and a waterproof sheet is disposed on the interior surfaces of both walls spanning these walls, the joint between the two exterior wall panels having legs inserted into the
A joint material having a substantially T-shaped cross section and having an elastic seal portion that is in close contact with the opposing surfaces of both exterior wall panels at the outer end of the leg, and a joint material for holding this joint material in the joint between both exterior wall panels. A joint sealing tool for sealing a joint part, the clip being formed of a spring material into a substantially U-shape, and the height of both side plates of the clip being greater than the wall thickness of the wall. The clips are set high by a predetermined amount, so that the tips of these side plates are pressed against the opposing surfaces of both the outer wall panels, and the bottoms are supported by the sheet surface of the waterproof sheet. Elastic fastening pieces are formed to fasten the legs of the joint material, and elastic fastening pieces are formed on opposite sides of the side panels to fasten to the inner surfaces of both the outer wall panels, and the joint material The legs of
A joint sealing device for an exterior wall panel, characterized in that the leg length is set such that the inner end thereof is supported by coming into contact with the U-shaped bottom surface of the clip.