JP2002194841A - Panel connecting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a panel connecting structure capable of improving workability, strength, and an external appearance quality. SOLUTION: Mutual side end parts of a pair of panels 1 are butted. Projecting parts 2 projecting to the reverse are vertically arranged on the reverse side of the side end parts of the panels 1. The projecting parts 2 are oppositely butted. A column 3 vertically formed in a horizontal cross-sectional almost U shape sandwiches the adjacent projecting parts 2 so as to enclose the projecting parts 2 from the reverse.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a panel connecting structure in which side ends of a plurality of panels are connected to each other.

[0002]

2. Description of the Related Art Conventionally, when a wall of a bathroom or the like is formed, a plurality of panels are built and arranged, and the plurality of panels are connected to each other. In the portion where the side ends of the pair of panels are connected by abutting each other, the ends of the panels are connected to each other via a connecting member or the like. As the connection structure of this panel,
For example, as shown in FIG. 7, a plurality of holes 21 are formed in the side end frame 20 of the panel 1, and a plurality of protrusions 22 fitted in the holes 21 are provided in the left-right direction of the connecting member 23. Provided,
There has been a configuration in which a connecting member 23 is arranged between the panels 1 while fitting the projections 22 into the holes 21 of the respective panels 1. Further, as shown in FIG. 8, there is a configuration in which the side end frames 20 of the pair of panels 1 are sandwiched between a plurality of U-shaped connecting members 24 from behind the panels 1. In such a panel connection structure, panel 1
It is not possible to ensure sufficient waterproofness as it is at the connecting portion of the panel. Waterproofing treatment, for example, silicon caulking treatment is performed between the pair of panels 1 after connecting the panels. . The silicon caulking process is performed by casting silicon between the pair of panels 1, and a masking tape is applied to prevent the surface of the panel 1 from being stained due to the silicon protruding onto the surface of the panel 1. This requires work and also requires a curing time for the solidification of silicon.

[0003]

In the panel connecting structure described above, the load concentrates on specific portions such as the connecting members 24 provided at a plurality of locations and the protruding portions 22 of the connecting members 23. There are strength problems such as bending of the wall at the connection portion, and construction problems such as taking a long time for waterproofing after the connection of the panels.

The present invention has been made in view of the above points, and has as its object to provide a panel connecting structure capable of improving workability, strength, and appearance quality.

[0005]

In order to solve the above-mentioned problems, a panel connecting structure according to the present invention has a pair of panels 1 whose side ends are abutted with each other, and a back side of the side ends of the panel 1 is placed on the back side. The protruding portions 2 are provided vertically so that the protruding portions 2 face each other so as to face each other, and the struts 3 formed in a substantially U-shaped horizontal cross section vertically surround the adjacent protruding portions 2 from behind. It is characterized by being sandwiched between. Thereby, the side end portions of the butted panels 1 are made to face each other with vertically adjacent protrusions 2 facing each other, and the adjacent protrusions 2 are formed into a substantially U-shaped horizontal cross section. By sandwiching the supporting columns 3 so as to surround them, a pair of butted panels 1 can be firmly connected vertically without any gap.

[0006] A locking portion 7 is provided at the projecting tip of the pair of holding pieces 3a of the column 3 for holding the adjacent protruding section 2 from the left and right directions in the direction opposite to the pair of holding pieces 3a. The inclined surfaces 4 and 5 are formed on the holding piece contacting surface 2a of the protruding portion 2 so that the center portion in the front and back directions protrudes inward of the panel, and the inclined surface 5 is formed on the front end of the protruding portion 2 on the front side. It is also preferable that the locking portion 7 is fitted into the recess 6 thus formed.
Of the adjacent protruding portions 2 by the holding pieces 3a is performed together with the engagement of the locking portions 7 of the holding pieces 3a with the recesses 6 of the protruding portions 2 to prevent the pillar 3 and the protruding portions 2 from coming off. And a stronger panel connecting structure can be achieved, and when the locking portion 7 of the holding piece 3a is introduced into the concave portion 6 of the projection 2, the holding piece contact surface 2a of the projection 2 is formed. Are introduced along the inclined planes 4 and 5 provided in the panel, and the work of connecting and connecting panels is simplified.

It is also preferable that the projecting portion 2 is formed as a separate member from the panel 1, thereby improving the manufacturability of the panel 1 when it is difficult to integrally manufacture the panel 1 and the projecting portion 2. Things.

It is also preferable that the opposing surfaces 2b of the pair of protrusions 2 are formed of a soft material A and the other portion of the protrusions 2 are formed of a hard material B. Are opposed to each other,
The soft members A formed with b are deformed and adhered to each other to provide a sealing property between the pair of adjacent protruding portions 2 and thus the connecting portion of the pair of panels 1.

Preferably, the projecting portion 2 is formed of the same member as the panel 1, so that the projecting portion 2 and the panel 1 can be integrally formed. In this case, the workability of connecting the panels is improved by eliminating the trouble of attaching the projecting portions 2 of the panel.

A gap 9 is formed between the side edges of the pair of panels 1 on the surface side of the pair of butted panels 1, and a dry joint filling material 8 is fitted into the gap 9 from the surface side. It is also preferable that the paired panels 1
When the projections 2 are butted against each other, only the projections 2 are butted against each other.
If the facing surface 2b of the projection 2 is made of the soft material A, the soft material A
Are more closely adhered to each other to improve the sealing property of the connecting portion of the panel 1, and the dry joint filling material 8 is inserted into the gap 9 formed on the surface side of the side end of the pair of butted panels 1. The fitting improves the appearance.

Further, the dry joint filling material 8 is provided with the gap 9
It is also preferable that a flange portion 8a elastically contacting the projection is provided, whereby the flange portion 8a elastically contacts the gap 9,
The joint between the panels 1 can be provided with a sealing property by the dry joint filling material 8.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments shown in the accompanying drawings.

FIGS. 1 and 2 show an embodiment of the present invention.

A wall of a bathroom or the like is formed by arranging a plurality of panels 1 and connecting the plurality of panels 1 together. The panel connection structure of the present invention refers to a connection structure in a state where the side end portions of a pair of panels of the plurality of panels 1 abut against each other,
Protrusions 2 projecting rearward are provided on the rear surface side of the side end of the panel 1 vertically, and the projections 2 are opposed to each other and abutted against each other. This is a panel connection structure constituted by sandwiching adjacent protruding portions 2 so as to surround them from behind. In addition, this support | pillar 3 is standing on the floor pan of a bathroom. Hereinafter, the connection structure of the panel will be described in detail.

The panel 1 is formed by adhering a surface decorative material 11 on the front side to a resin board 10 on the back side. At the side end, a plurality of reinforcing ribs 12 project upward and downward toward the back. As shown in FIG. 1, the other reinforcing ribs 12 are formed in a shape in which the amount of protrusion to the back is uniformly reduced, except for the reinforcing rib 12 located at the innermost part of the plurality of reinforcing ribs 12. And an engagement piece mounting recess 16 is formed vertically.

On the back side of the side end of the panel 1, a projecting portion 2 projecting backward is provided vertically. In this embodiment, the projecting portion 2 is constituted by a part of the engaging piece 15 attached to the engaging piece attaching recess 16 of the reinforcing rib 12. The engaging piece 15 is a columnar body having a substantially U-shaped horizontal cross section.
Is attached via a fixing member 17 to the main body.
The protruding portion 2 is formed of a thick piece protruding rearward at the panel-side end of the engaging piece 15. The surface of the protrusion 2 in the direction of the panel-side end is a facing surface 2 facing the adjacent protrusion 2.
b, on the other hand, the inner surface of the panel of the protruding portion 2 is a holding piece abutment surface 2a with which a pair of holding pieces 3a of the column 3 for holding the adjacent protruding portion 2 from the left and right directions abut. In the holding piece contacting surface 2a, inclined surfaces 4 and 5 are formed so that the central part in the front and back directions protrudes inward of the panel. The inclined surface 5 located in the direction forms a recess 6 at the front end of the protrusion 2.

When a pair of panels 1 having the above-described configuration are arranged with their side ends abutting each other, the opposing surfaces 2b of the pair of projections 2 abut each other. The protruding portions 2 which are abutted and adjacent to each other are vertically sandwiched by columns 3 formed in a substantially U-shape in horizontal cross section so as to be surrounded from the back. Specifically, a pair of clamping pieces 3a of the columns 3 are provided. As a result, the adjacent protrusions 2 are sandwiched from the left and right directions. At this time, since the adjacent protruding portions 2 are formed so as to extend up and down similarly to the columns 3, the adjacent protruding portions 2 are clamped by the columns 3 so that the pair of panels 1 butt against each other.
The pair of panels 1 is connected firmly without any gap.

Further, the sandwiching structure between the adjacent protruding portions 2 and the columns 3 is such that the adjacent protruding portions 2 are sandwiched by a pair of holding pieces 3a of the columns 3 from the left and right directions. A locking portion 7 formed by folding the holding piece 3a inward is provided at the protruding tip end of the holding piece 3a of the support column 3. Have been done. That is, the holding of the adjacent protruding portions 2 by the pair of holding pieces 3a of the column 3 is performed by the locking portions 7 of the holding pieces 3a.
And the recesses 6 of the protruding portions 2 are engaged with each other to prevent the holding pieces 3a and the protruding portions 2 from coming off. The locking portion 7 of the holding piece 3a narrows the width of the opening of the column 3 and is expected to make it difficult to insert the protrusion 2 adjacent to the pair of holding pieces 3a. As described above, the inclined surface 4 has a center portion in the front and back direction protruding inward of the panel.
5 are formed continuously, the inclined surface 4,
The insertion of the adjacent protruding portion 2 between the pair of holding pieces 3a is smoothly performed without any obstacle so that the locking portion 7 extends along the locking portion 5.

The engaging piece 15 is a hard-soft two-layer resin molded product in which the opposing surface 2b of the protruding portion 2 is formed of a soft material A, and the other portions are formed of a hard material B. is there. Since the engagement piece 15 is formed of a resin molded product as described above, it is possible to form a thermoplastic resin frame which is an integrally molded product by using an extrusion mold, thereby facilitating production. It is preferred. The hard material B made of a hard synthetic resin includes, for example, ABS (acrylonitrile
Butadiene / styrene copolymer), or
An elastomer is used for the soft material A made of a soft synthetic resin. However, the resin material of the hard and soft materials A and B is not specified, and a polyvinyl chloride resin may be used for the hard and soft materials A and B, or another resin may be used.

As described above, when the opposing surfaces 2b of the protruding portions 2 are formed of the soft material A, when the pair of protruding portions 2 abut against each other, the soft materials A are deformed and adhere to each other, and the adjacent protruding portions 2 It is possible to provide a seal between the panel 1 and the connecting portion of the panel 1. Therefore, it is not necessary to perform waterproofing, which has been performed after connecting panels, and it is possible to simplify the work and shorten the work time. Further, the adjacent protrusions 2 are so provided that a seal is provided between the adjacent protrusions 2.
Are contacted without any gap, that is, the gap (joint width) between the pair of panels 1 can be reduced to improve the appearance.

FIGS. 3 and 4 show another embodiment of the present invention.

In this example, the protrusion 2 is made of the same material as the panel 1, that is, the panel 1 and the protrusion 2 are integrally formed. The protruding portion 2 is formed of a thick piece protruding rearward from a side end of the resin board 10 of the panel 1. As in the previous embodiment, inclined surfaces 4 and 5 are formed on the holding piece contacting surface 2a such that the central portion in the front and back directions protrudes inward of the panel. The difference from the previous embodiment is that the opposing surface 2b of the protruding portion 2 is formed at a position protruding outward from the side end of the panel 1, and the opposing surface 2b is in contact with the holding piece. The joint filling recess 18 is formed in the panel 2 at the position opposite to the portion of the surface 2a protruding inward from the panel. The joint filler locking recess 18 is a part for locking the dry joint filler 8 described later, and the shape thereof is not particularly specified. For example, the joint may have a shape as shown in FIGS. 5 and 6. Good.

When the panel 1 is integrally molded, it is necessary to devise a mold or the like to adopt a structure that can be removed from the molded product. Although the panel 1 having the above-mentioned shape has an undercut portion (for example, the recess 6 of the protruding portion 2), a slide mechanism is provided in a mold portion corresponding to the undercut portion, or the undercut is performed during molding. This can be dealt with by an operation of inserting another member into the part and removing it after molding.

When a pair of panels 1 having the above-described configuration are arranged with their side ends abutting each other, only the opposing surfaces 2b of the pair of projections 2 abut each other.
The protruding portions 2 which are abutted and adjacent to each other are sandwiched from the back by a column 3 formed in a substantially U-shape in a horizontal cross section vertically as in the example of the previous embodiment. In the present example, the side ends of the resin boards 10 of the pair of panels 1 are not in contact with each other, that is, a gap 9 is formed between the surface sides of the side ends of the pair of panels 1. is there.

The gap 9 is provided in the dry joint filling material 8.
Are fitted. The dry joint filling material 8 is formed of a soft-hard two-layer molded product, and has a plurality of brim portions 8a projecting in the left-right direction. The flange portions 8a are in elastic contact with the side end portions of the pair of panels 1 each having the gap 9 so as to provide a sealing property at a connection portion between the pair of panels 1.

As described above, the panel connecting structure of the present embodiment can also have a sealing property, so that it is not necessary to perform waterproofing, which was conventionally performed after panel connecting. The construction work can be simplified and the construction time can be shortened. In addition, the butting load of the pair of panels 1 is concentrated between the adjacent protruding portions 2 and uniformly applied vertically, so that the gap 9 is stably formed vertically between the pair of panels 1. At the same time, since the gap 9 is filled with the dry joint filling material 8, the appearance of the panel connecting structure is also improved.

[0027]

As described above, in the panel connecting structure according to the first aspect of the present invention, the side ends of the pair of panels are abutted with each other, and the panel is projected rearward on the back side of the side ends of the panel. The projecting portions are provided vertically, and the projecting portions are opposed to each other and butt against each other. The struts formed in a substantially U-shape in horizontal cross section vertically sandwich the adjacent projecting portions so as to surround the adjacent projecting portions from behind. The side edges of the panel are vertically opposed to each other so that the adjacent projections are vertically opposed to each other, and a column having a substantially U-shaped horizontal section surrounds the adjacent projections from behind. Between the top and bottom,
It is possible to provide a panel connection structure in which a pair of butted panels are firmly connected vertically without any gap. Even if a load such as an external force is applied to the panels, the panel extends vertically. This can be received by the entire side end portion of the panel and can prevent the wall from being bent at the connection portion of the panel.

According to the panel connecting structure of the second aspect, in addition to the effect of the first aspect, in addition to the effect of the first aspect, the panel is provided with a pair of holding pieces of a supporting column for holding the adjacent projecting parts from the left and right directions. An engaging portion protruding in the opposite direction of the pair of holding pieces is provided, and an inclined surface is formed on the holding piece contacting surface of the projecting portion so that a central portion in the front and back directions protrudes inward of the panel. Since the engaging portion is fitted into the recess formed on the surface side end of the projecting portion, the projecting portion is clamped by the pair of sandwiching pieces of the support post at the projecting tip of the sandwiching portion. Is performed with fitting into a recess formed at the surface side end of the protruding portion, and the clamping of the adjacent protruding portion by the retaining piece of the column is performed between the locking portion of the retaining piece and the recess of the protruding portion. It is performed with mating, and the strut and the protruding part are prevented from coming off, making it possible to create a stronger panel connection structure. In addition, when the engaging portion of the holding piece is introduced into the recess of the projecting portion, it is smoothly performed without obstruction along the inclined surface provided on the holding piece contacting surface of the projecting portion, and the connection of the panel is performed. This simplifies the construction work.

In the panel connecting structure according to the third aspect, in addition to the effect of the first aspect, since the projecting portion is formed as a separate member from the panel, the panel and the projecting portion are manufactured integrally. It is intended to improve the manufacturability of the panel when it is difficult.

According to a fourth aspect of the present invention, in addition to the effects of the first aspect, the opposing surfaces of the pair of projections are formed of a soft material and the other portion of the projections. Since a pair of protruding portions are butted against each other, the soft material forming the opposing surface of the protruding portions is deformed and adhered to the pair of protruding portions adjacent to each other.
As a result, the joint between the pair of panels can be provided with a sealing property, and therefore, it is not necessary to perform waterproofing, which was conventionally performed after connecting the panels, thereby simplifying the construction work. And shortening of the construction time can be achieved. Further, the adjacent projections are brought into contact with no gap so that the sealing property is provided between the adjacent projections. That is, the gap (joint width) between the pair of panels is reduced to improve the appearance. It is also possible to achieve.

In the panel connecting structure according to the fifth aspect, in addition to the effect of the first aspect, since the projecting portion is formed of the same member as the panel, a separate projecting portion is attached to the panel. It is intended to improve the workability of the panel connection work by eliminating the trouble of performing the work.

In the panel connecting structure according to the sixth aspect, in addition to the effect of the first aspect, in addition to the effect of the first aspect, on the front side of the pair of abutted panels, between the side edges of the panel. A gap was formed, and a dry joint filling material was fitted into the gap from the surface side, so that when a pair of panels were butted, only the protruding portions were butted against each other. Butt load of the panel is concentrated, for example, if the opposing surface of the protruding portion is made of a soft material, the soft material is more deformed and adhered to improve the sealing property of the connecting portion of the panel, In addition, since the butting load of the pair of panels is concentrated between the adjacent protruding portions and uniformly applied vertically, a gap can be stably formed vertically between the pair of panels, and the gap can be stably formed. Is based on dry joint fill Since the joint filling is, the appearance of the coupling structure of the panel is also one that is improved.

Further, in the panel connecting structure according to the seventh aspect, in addition to the effect of the sixth aspect, the dry-type joint filler is provided with a flange portion which elastically contacts the gap, so that the dry joint filler is provided. The material provides a sealing property at the connection portion of the panel, and simplification of waterproofing can be achieved as compared with conventional waterproofing by silicon caulking.

[Brief description of the drawings]

FIG. 1 is a horizontal sectional view showing an example of an embodiment of the present invention.

FIG. 2 is a perspective view showing construction for connecting a pair of panels of the above.

FIG. 3 is a horizontal sectional view showing another example of the embodiment of the present invention.

FIG. 4 is a partial horizontal sectional view showing a state where a dry joint filling material is provided in a gap between a pair of panels of the above.

FIG. 5 is a horizontal cross-sectional view showing the vicinity of a protrusion, showing still another example of the embodiment of the present invention.

FIG. 6 is a horizontal cross-sectional view showing the vicinity of a protrusion, showing still another example of the embodiment of the present invention.

FIG. 7 is a perspective view showing a conventional example.

FIG. 8 is a perspective view showing another conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Panel 2 Projecting part 2a Nipping piece contact surface 2b Opposing surface 3 Post 3a Nipping piece 4 Inclined surface 5 Inclined surface 6 Concave part 7 Locking part 8 Dry joint filling material 8a Collar part 9 Gap

Continued on the front page (72) Inventor Toshihiro Miyazaki 1048 Kadoma Kadoma, Osaka Prefecture Inside Matsushita Electric Works, Ltd. Person Masahiro Asachi 1048 Kadoma Kadoma, Kadoma City, Osaka Pref.Matsushita Electric Works Co., Ltd. CD04

Claims (7)

[Claims] 1. A pair of panels having their side ends abutted against each other, and a rearwardly protruding portion provided on the back side of the side end of the panel, and the protruding portions being opposed to each other and abutting each other. A panel connecting structure, wherein a strut having a substantially U-shaped horizontal cross section is sandwiched so as to surround an adjacent protrusion from the back. 2. A pair of holding portions of a supporting column for holding the adjacent protruding portion from the left and right directions, a locking portion protruding in a direction opposite to the pair of holding pieces is provided at a protruding tip end of the pair of holding pieces. An inclined surface is formed on the contact surface so that the center in the front and back directions protrudes inward of the panel, and the engaging portion is fitted into a recess formed on the front end of the projected portion. The panel connection structure according to claim 1, wherein: 3. The panel connecting structure according to claim 1, wherein the projecting portion is formed as a separate member from the panel. 4. The panel connecting structure according to claim 1, wherein opposing surfaces of said pair of projecting portions are formed of a soft material, and another portion of said projecting portions is formed of a hard material. 5. The panel connecting structure according to claim 1, wherein the projecting portion is formed of the same member as the panel. 6. A gap is formed between the side edges of the pair of panels at the surface side of the butted pair of panels, and a dry joint filler is fitted into the gap from the surface side. The panel connecting structure according to claim 1, wherein: 7. The panel connecting structure according to claim 6, wherein the dry joint filler has a flange portion projecting from the gap.