JPH06506Y2 - Building board joint member - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a building board joint member for connecting building boards to each other and fixing them to a substrate, and more particularly to reliably hold building boards to be joined. It was done.

(Prior Art) Various kinds of building board joint members of this kind have been conventionally known. Among them, those having a substantially H-shaped cross section as shown in FIG. 9 and FIG. Figure-13
An inverted hat-shaped cross section as shown in the figure is often used. The former H-shaped joint member, as shown in FIG. 9 or FIG. 10, has a mounting substrate portion c attached to a base a by a nail or a screw b and a central portion of the substrate portion c in the longitudinal direction thereof. And a pair of locking piece portions e, e extending from both sides of the standing portion d, which is provided upright at a predetermined height, so as to face the substrate portion in parallel with the leading edge of the standing portion d. be provided and in which, respective locking pieces e, the real part of such said side edges f ₁ of the side edge f ₁ or ninth view of a 10 view of such building board f formed by the actual machining f _Two
Is formed with a pair of fitting groove portions g. Then, after fixing the board portion c to the base a with nails or screws b, the real portion f ₂ of the building board f (FIG. 9) or the side end portion f ₁ of the building board f ₁ (the tenth portion) is fitted into the fitting groove portion g. (Fig.) Insert the building board f
By fitting and holding, the building boards f are connected to each other and fixed to the base a.

Further, the latter inverted hat type joint member is shown in FIGS.
As shown in FIG. 3, a base plate portion c'attached to the base a with nails or screws b, and a pair of upright standing members provided at both ends of the base plate portion c'to a predetermined height along the longitudinal direction thereof. Part d ',
d'and laterally extending from the tip edge of each standing portion d ',
A pair of locking pieces e ′, which form a fitting groove g ′ into which the side end f ₁ (or real part f ₂ ) of the building board f to be connected can be inserted,
e '. Then, with the side end portion f ₁ (or the real portion f ₂ ) of the building board f to be connected to each fitting groove portion g ′, g ′ inserted and held, the base portion c ′ is nailed or screwed to the base a. The building boards f are connected and fixed by being fastened by b.

In these conventional cases, the fitting groove portion g (or g ') of the joint member
The groove width of is the side end portion f ₁ or the real portion f ₁ of the building board f to be inserted.
It was set to be slightly larger than the thickness of No. ₂ so as to absorb the unevenness of the foundation and the error of the thickness accuracy of the building board.

(Problems to be solved by the invention) However, in the above-mentioned conventional joint member, the fitting groove portion g
Since the groove width of (g ′) is larger than the thickness of the insertion portion such as the side end portion f ₁ or the actual portion f _{2 of the} building board f, the fitting groove portion g
In (g '), the insertion part of the building board f and the locking piece e
There is a problem in that a gap is formed between the building board and the building board, and the building board cannot be reliably held and fixed by merely fitting and holding the building board insertion portion, and the building board is loose. By the way, the fitting groove portion g with respect to the thickness of the building board insertion portion
If the groove width of (g ') is equal or narrow, problems such as the inability to insert a building board and the inability to securely fix the joint member to the base as shown in Fig. 12 occur. If you try to force it, the side edges and corners of the building board will be damaged, and the locking piece e of the joint member as shown in FIG.
(E ') is deformed into the expanded shape, and the building board f cannot be held sufficiently.

Furthermore, since the conventional joint member merely fits and holds the building board and does not have an action of clamping and holding the building board, when there is unevenness in the groundwork, the building board connected by the unsteady groundwork is used. There is also a problem that ups and downs occur on the finished surface, impairing the finished appearance.

The present invention has been made in view of these points, and by making it possible to clamp and sandwich the building boards in a connected construction state of the building boards, the building board is securely held firmly without a gap, The purpose is to prevent rattling and ups and downs of building boards, improve workability, and improve the finished appearance.

(Means for Solving the Problems) In order to achieve the above-mentioned object, in the present invention, a part of the standing portion is contracted and deformed by its acting force when nailing or screwing the joint member to the base. By reducing the height of the standing portion, the insertion portion of the building board is clamped and held by the locking piece portion.

Specifically, the solution means taken by the present invention is to attach a base plate portion that is in contact with a base and is attached by nailing or screwing,
A pair of relatively standing upright portions that are vertically installed on the base plate portion at a predetermined height along the longitudinal direction, and in a direction that is substantially parallel to and away from the base plate portion from the tip edges of the respective upright base portions. Extended,
A pair of locking piece portions that form a fitting groove portion into which an insertion portion such as a side end portion of a building board to be connected or a real portion obtained by actually processing the side end portion can be inserted. Furthermore, a fastening seat portion for bridging the both compatible installation portions, for fastening the head of a nail or a screw for fixing the substrate portion to the base, and each of the standing portions. The construction that is provided between the fastening seat portion and the base plate portion and is inserted into the fitting groove portion by reducing the height of the standing portion by the force acting on the fastening seat portion when nailing or screwing. The insertion portion of the plate is provided with a bent portion that can be contracted and deformed so as to be clamped and held by the locking piece portion.

(Operation) With the above configuration, according to the present invention, the base plate portion is brought into contact with the base and the insert portion of the building board, which is connected to the base portion, is inserted into the fitting groove portion and fitted and held in the fastening seat portion with nails or When the head is seated on the fastening seat with a screw and then nailed or screwed, the board portion is fastened and fixed to the base, and at the same time, the nailing or screw fastening acts on the fastening seat. Acting force acts on the coexisting portion via the fastening seat portion, and the bent portion of each standing portion contracts and deforms, whereby the height of the standing portion decreases, and the fitting groove portion The insertion portion of the held building board is clamped and held by the locking piece portion.

First Embodiment Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 shows a building plate joint member A _{1 according} to a first embodiment of the present invention.
The joint member A ₁ is made of a metal such as aluminum or iron or a plastic such as vinyl chloride so that the joint member A ₁ can be contracted and deformed at the bent portion 6 described later. Also, the second
The figure shows a construction state using this joint member A ₁ .

The joint member A ₁ is provided with a fixed-plate-shaped mounting substrate portion 1 which is brought into contact with the base W and fastened by nailing with a nail K or screwing. In the central portion of the substrate portion 1, a pair of standing portions 2 and 2 having a predetermined height that are continuous along the longitudinal direction of the substrate portion 1 are erected so as to face each other, and each standing portion. A pair of locking piece portions 3, 3 extending in mutually opposite directions are provided so as to face the respective left and right end portions of the substrate portion 1 from the tip edges of 2, 2 so as to be substantially parallel to each other. The height of the standing portion 2 is slightly larger than the thickness of the insertion portion B ₁ such as the side end portion of the building board B to be connected or the actual portion obtained by actually processing the side end portion as shown in FIG. A pair of fitting groove portions 4 and 4 into which the insertion portion B ₁ of the building board B can be inserted is provided by the locking piece portions 3, the standing portions 2, and the end portions of the substrate portion 1 that are set. Has been formed. Groove width L of the fitting groove 4 is slightly larger (L> L ₀₎ than the thickness L ₀ of the building board insertion portion inserted so as to facilitate insertion portion B ₁ of B ₁ of B.

Further, a nail K (for fixing the base plate 1 to the base W) is bridged between the tip ends of the compatible parts 2 and 2, that is, between the locking piece parts 3 and 3 base ends. Or, a fastening seat portion 5 for seating a head K _{1 of a} screw) is provided substantially parallel to the substrate portion 1. Further, in the middle part between the fastening seat part 5 of each of the standing parts 2 and 2 and the base plate part 1, the middle part of the standing part 2 is bulged inward in a substantially semi-circular shape. The bent portions 6 and 6 are provided so as to face each other. The bent portion 6 is formed so that it can be contracted and deformed by the force acting on the fastening seat portion 5 when the nail K is hammered (or when the screw is fastened). The insertion portion B ₁ of the building board B, which is reduced in height and inserted into the fitting groove portion 4, is attached to the locking piece portion 3 and the substrate portion 1.
It is designed to be tightened with and.

In FIG. 1, 7 is a protrusion provided at each end of the base plate portion 1, 8 is a folded-back portion provided at each end edge of the base plate portion 1, respectively, of the building board B connected to each other. This is for ensuring waterproofness so that water that comes into contact with the rear surface of the side end portion and that enters from the joint portion of the building boards B and B does not wrap around the base W.

Further, FIGS. 3 to 5 show modified examples of the shape of the bent portion 6, and in FIG. 3, the bent portion 6 is formed so as to bulge outward in a substantially semi-circular shape. In the figure, the bent portion 6 is shaped like a mountain wave, and in FIG. 5, the bent portion 6 is shaped like a sine wave.

Next, the construction procedure for connecting the building board B using the joint member A ₁ will be described with reference to FIG. 2. First, one building board B to be connected is fixed to the base W, and the building board B is connected.
After inserting one fitting groove portion 4 of the joint member A ₁ into the insertion portion B ₁ (real portion) of the other, the other building board B is inserted into the other fitting groove portion 4.
Insert the insertion part B ₁ of Next, the building board B, B in which the board portion 1 contacts the base W and is to be connected to the respective fitting groove portions 4, 4.
In a state where the insertion parts B ₁ and B _{1 of the above} are fitted and held, a nail K is hammered (or screwed) from the front side of the joint member A ₁ to the board portion 1, that is, the joint member. A ₁ is the base W
Fasten to. At that time, even after the head K _{1 of the} nail K is seated on the fastening seat portion 5, the nail K is continuously driven, and due to the driving force, the acting force acts through the fastening seat portion 5. The bent portions 6 and 6 of the installation portions 2 and 2 are fitted to the fitting groove portion 4 and the building board B.
Of the insertion portion clearance is eliminated locking pieces 3 between B ₁ be contracted and deformed to closely or pressed against the insertion portion B _1, the height is reduced in the standing portions 2,2, fitted The groove width L of the mating groove portion 4 is also reduced, and the insertion portion B ₁ of the building board B is clamped and held by the locking piece portion 3 and the substrate portion 1. After that, a backup material 9 is placed on the fastening seat portion 5 in the joint portion of the building boards B and B, and the sealing material 10 is placed on the backup material 9.
Finish so as to be flush with the surface of building board B. After that, the work of sequentially connecting the building boards B using the joint member A ₁ and attaching them to the base W is performed in the same manner.

Therefore, in this case, since the groove width L of the fitting groove portion 4 of the joint member A ₁ is larger than the thickness of the insertion portion B ₁ of the building board B, the building board B can be easily inserted into the fitting groove portion 4. In addition, the building board B can be held in a clamped and held state by contraction and deformation of the bent portion 6 when it is fixed to the base W, so that the holding force of the building board B can be remarkably improved and workability can be improved. The construction board B can be improved by eliminating rattling and ups and downs of the construction board B after construction.
The finished appearance of can be made beautiful. Furthermore, since the building board B can be connected in a clamped and held state,
It is possible to improve the waterproof property of the joint portion.

(Second Embodiment) FIGS. 6 and 7 show a second embodiment of the present invention.
Figure shows the joint member A _2, FIG. 7 is該継hand member A ₂
The construction state using is shown. In the case of this example, building board B
In the case where the side end portion of the joint member A ₂ is used as the insertion portion B _1, and the height of the standing portions 2 of the joint member A 2 is higher than that of the side end portion of the building board B (insertion portion B ₁ ). Is also set to be slightly large so that the side end portion of the building board B can be easily inserted into each fitting groove portion 4. Further, the interlocking seats 5 are bridged between the intermediate parts of the compatible installation parts 2 and 2, and the interlocking seats 5 and the board part 1 of each standing part 2 and the interlocking parts are also installed. Between the seat portion 5 and the locking piece portion 3, there are respectively provided bent portions 6 and 6 having a corrugated wave shape capable of contracting and deforming. The other structure is similar to that of the first embodiment.

Also in this example, the nail K is hammered (or screwed) at the fastening seat portion 5, mainly the bent portion 6 below the fastening seat portion 5 is contracted and deformed, and the building board. The side end portion (insertion portion B ₁ ) of B can be fixed to the base W while being clamped and held. In addition, 11 is the fastening seat portion 5 of the joint member A ₂ after construction.
It is a soft packing material inserted in the upper space.

(Other Modifications) The present invention is not limited to the above-described embodiments and includes various other modifications, and the height of the standing portion 2 is the same as that of the building board B to be connected. intended to be set according to the thickness of the insertion portion B _1, are set to slightly larger than the thickness of the insertion portion B ₁ as the insert B ₁ is easily inserted into the fitting groove 4. For example, as shown in FIG. 8, even when the thickness of the insertion portion B ₁ of _one building board B to be connected is different from the thickness of the insertion portion B ₁ of the other building board B, and there is a size relationship, The height of the upright portion 2 is the insertion portion B ₁ of the corresponding building board B.
The thickness may be set to be larger or smaller depending on the thickness of the insertion portion and slightly larger than the thickness of the corresponding insertion portion B ₁ .

Further, the base plate portion 1 does not necessarily need to have the portions facing the left and right locking piece portions 3 and 3 as in the above-described embodiment, and is only required to have a portion between the portions where the compatible mounting portions 2 and 2 stand. The purpose of can be achieved.

Further, the bent portion 6 only needs to be located between the fastening seat portion 5 of the upright portion 2 and the substrate portion 1, and can be contracted and deformed by the acting force on the fastening seat portion 5. Further, as the shape of the bent portion 6, various shapes that can be contracted and deformed can be adopted in addition to the shape as in the above embodiment.

The joint member may be fixed not only by nailing K, but also by screwing. The screwing allows the bent portion 6 to be contracted and deformed by a tightening force.

(Effects of the Invention) As described above, according to the building board joint member of the present invention, when the joint member is nailed or screwed, the bent portion of the upright portion contracts and deforms, and the locking piece portion of the building board Since the insertion part can be clamped and fixed to the base, it is possible to securely and firmly hold the building board after construction while ensuring the ease of insertion into the joint member of the building board to be connected. It is possible to prevent the rattling and ups and downs of the building board as well as to improve the appearance of the building board, and to improve the waterproofness.

[Brief description of drawings]

1 to 8 exemplify an embodiment of the present invention. FIG. 1 is a front view showing a joint member of the first embodiment, and FIG. 2 is a construction using the joint member of the first embodiment. Sectional views showing the state, FIG. 3, FIG. 4 and FIG. 5 are front views showing examples of the shape of the bent portion, FIG. 6 is a front view showing the joint member of the second embodiment, and FIG. Sectional drawing which shows the construction state using the joint member of 2 Example, FIG. 8 is a figure equivalent to FIG. 2 which shows other Examples. FIG. 9, FIG. 10, FIG. 11, FIG. 12, and FIG. 13 are front views showing a construction state using a conventional joint member, respectively. 1 ... substrate portion, 2 ... standing portion, 3 ... locking piece unit, 4 ... fitting groove, 5 ... hooking seat, 6 ... bent part, B ... building board, B 1 _... insertion portion, K ... nails , K ₁ ... Head, W ... Base.

Claims (1)

[Scope of utility model registration request] 1. A mounting base plate part which is in contact with a base and is mounted by nailing or screwing, and a pair of standing parts which stand upright at a predetermined height along the longitudinal direction of the base plate part. , A side portion of a building board to be connected or a real portion obtained by actually processing the side edge portion, which are extended from the tip edge of each standing portion in a direction substantially parallel to and away from each other and are connected to each other. A pair of locking pieces that form a fitting groove into which the insertion part of the insert part and the compatible part are provided so as to bridge both, and a nail or a screw for fixing the substrate part to the base is provided. Is provided between the fastening seat portion for seating the head of the seat and the fastening seat portion of each of the standing portions and the base plate portion, and by the force acting on the fastening seat portion when nailing or screwing. , The height of the standing part is reduced, and the insert part of the building board inserted in the fitting groove part can be contracted and deformed so that it is clamped and held by the locking piece part. A building board joint member, characterized in that it is provided with an effective bending portion.