JPH06229078A - Fitting tool for tight frame - Google Patents

Abstract

PURPOSE:To facilitate execution by providing fixing pieces of two fitting tools back to back, hooking the coupling grooves of the fitting tools on the lip of a roof backing from a tight frame, and fastening the fixing pieces with a bolt and a nut. CONSTITUTION:A fitting tool A is constituted of a pair of a left fitting tool A1 and a tight fitting roof A2, and the shape of the fitting tool A is formed with a vertical fixing piece 1, a support piece 2 bent nearly perpendicularly, and a coupling groove 3. A tight frame B is arranged along a columnar roof backing alpha, the coupling grooves 3 of fitting rools A1, A2 are fitted to the lip alpha1 of the roof backing alpha, and fixing holes 1a of the fitting tool A are fastened with a bolt and a nut beta. The tight frame is easily removed after execution, and a roof can be re-tiled while the existing roof backing is utilized.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tight frame fitting (hereinafter, simply referred to as a fitting) for fixing a tight frame for mounting a folded sheet roofing material to a roof substrate.

[0002]

2. Description of the Related Art Conventionally, a tight frame for mounting a folded plate roof material is generally fixed by welding it to a H-base steel material, a C-shaped steel material or the like, which is a roof substrate, and a dedicated mounting tool is put on the market. Didn't.

[0003]

However, as described above, when the tight frame is metal-welded and fixed to the H steel material, the C-shaped steel material or the like serving as the roof substrate, the marking work and the welding work are required, which is excessive. In addition to requiring labor, the welding work cannot be performed on rainy and windy days, and the installation time depends on the weather. Furthermore, it is difficult to remove the tight frame that was once welded and fixed to the roof substrate, so again,
It was impossible to remove the tight frame and re-roof the roof.

[0004]

In order to eliminate such drawbacks, the present invention proposes a dedicated fixture for attaching and fixing a tight frame to a roof substrate, and more specifically, the fixture. Of the vertical cross-section of the fixing piece and a supporting piece in which the lower end of the fixing piece is bent at a substantially right angle, a fitting groove formed by bending the tip of the supporting piece downward in a substantially U-shape, and the middle of the supporting piece Since it was formed from a step portion that was bent one step in a stepwise manner, the fixing pieces of the two fixtures were placed back to back, the fitting grooves of the fixtures were hooked onto the roof substrate from above the tight frame, and the fixture pieces were fixed with bolts and nuts. By fastening each other, the tight frame can be fixed to the roof base, and moreover,
Since the stepped portion functions as positioning of the tight frame, there is no need for marking out, and it is not necessary to perform dangerous welding work, and the installation can be performed easily and quickly, and the tight frame must be removed after the construction. Is easy, and the tight frame can be removed again, and the existing roof substrate can be used as it is to change the roof.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The fixture A according to the present invention will be described in detail below with reference to the drawings. The fixture A uses _two fixtures A ₁ for the left and A ₂ for the right as one set,
FIG. 1 is a perspective view showing a typical fixture A according to the present invention. This fixture A is made of steel, various steel plates, aluminum plates, copper plates,
It is formed by bending (pressing, injection molding, roll forming, etc.) a metal plate such as a stainless steel plate or a titanium plate or a reinforced resin such as FRP to form a short piece.

[0006] The shape thereof is a fixed piece 1 having a substantially vertical section, a support piece 2 in which the lower end of the fixed piece 1 is bent at a substantially right angle, and a support piece 2.
Fitting groove 3 formed by bending the tip of the blade downward in a substantially U shape
And a step portion 4 which is bent in a stepwise manner in the middle of the support piece 2, and a fixing hole 1a through which a bolt-nut β to be described later is inserted is formed in a substantially central portion of the fixing piece 1. It is something to keep. The fixing hole 1a may be a long hole other than the one shown in the figure for adjusting the unevenness and the level. More specifically, the fixture A functions as a fixing member for attaching the tight frame B as shown in FIG. 2 to the roof base α described later.

As shown in FIG. 2, for example, the tight frame B is a thin plate (flat bar) steel material, various steel plates, aluminum plates, copper plates, stainless steel plates, metal plates such as titanium plates, or reinforced resin such as FRP. Bending processing (pressing, injection molding, etc.) of an equivalent material to the reinforcing material 5 made of at least one or more protrusions 7 having a substantially trapezoidal shape according to the cross-sectional shape of the folded plate roof material (not shown). The formed frame 6 made of a long body or a short body is integrated by metal welding, heat fusion, and a separate adhesive.

Further, a fixing metal fitting 9 for fixing the folding plate roof is attached to the side wall 8 of the projecting portion 7 of the frame 6. It should be noted that the tight frame B shown in FIG.
The shape of the fixing member 9 changes variously according to the cross-sectional shape of the folded roof material.

FIG. 3 is an explanatory view for explaining a structure in which the tight frame B is attached and fixed to the roof base α using two attachments A. In FIG. 3, the most common H-shaped steel material is used for the roof base α, but in addition to this, as will be described later, C
It is also possible to use a roof base α such as a shaped steel material, a square steel material, or wood.

Next, with reference to FIGS. 3 and 4, which is a sectional view taken along the line EE of FIG. 3, the attachment of the tight frame B to the roof base α using the attachment A will be described. This fixture A
Uses two fixtures A ₁ for left and A ₂ for right as one set. First, the tight frame B is arranged along the columnar roof base α, and the fitting grooves 3 of both fixtures A ₁ and ₂ are attached so as to be hooked on the lip α ₁ of the roof base α. By fixing the fixing pieces 1 of the fixtures A ₁ and ₂ back to back and fastening them through the fixing holes 1a with the bolt-nut β, the roof base α
The tight frame B is attached and fixed on the top.

In this way, using the fixture A, the roof base α
By installing the tight frame B on the top, there is no need for troublesome and dangerous welding work, and since it is fastened with bolts and nuts β, it is easy to remove and the existing roof base α
The roof can be re-used by using as it is. Further, as shown in FIG. 4, since the step portion 4 formed in the middle of the support piece 2 of the fixture A sandwiches both ends of the reinforcing material 5 of the tight frame B, the tight frame B is centered on the roof base α. In addition to functioning as a stopper and a positioning guide for always being positioned in the portion, the holding force and the mounting strength of the tight frame B can be improved.

Further, the fixture A is used at a constant pitch, and in the figure, it is attached and fixed under the protrusion 1 of the tight frame B so as not to interfere with the installation work of the folded plate roof material. It is what

Here, the dimensional relationship of each part will be briefly described. In FIG. 1, the length from the fitting groove 3 of the left fitting A ₁ to the step portion 4 is W ₁ , the length from the fitting groove 3 of the right fitting A ₂ to the step portion 4 is W ₂ , both left and right the height of the step portion 4 of the fixture a and h ₁ of tight frame B in FIG. 2
If the width of the reinforcing material 5 is W ₃ , the thickness is h _2, and the width of the roof base α in FIG. 4 is W ₄ , then W ₁ + W ₂ + W ₃ ≈W
₄ and h ₁ ≈h ₂ .

It is also possible to form W ₁ ≠ W ₂ , in which case the position of the tight frame B is displaced to the left or right from the central portion of the roof base α.

What has been described above is only one embodiment of the fixture A according to the present invention, and each part can be configured as follows. That is, FIGS. 5 (a) to 5 (d) are modifications of the fixture A, and FIGS. 5 (a) and 5 (b) show convex and concave reinforcing ribs 10 extending from the fixing piece 1 to the fitting groove 3. It is an example of the fixture A that is formed to improve the strength and reduce the plate thickness to save the material cost. Further, FIG. 7C shows an example of a fixture A having a long body, and FIG. 8D shows a fixture A in which the step 4 is not formed.
Is an example of.

Further, FIGS. 6 and 7 are examples in which the cross-sectional shape of the fixture A is modified according to the shape of the roof base α. That is, FIG. 6 shows a fixture A that can be used when the roof base α is a C-shaped steel material. The fitting groove 3 is extended so as to cover the side surface of the C-shaped steel material, and a gore-shaped hooking piece 11 is provided at the tip. And a fitting A capable of fixing the tight frame B to the roof base α by hooking and fitting it on the lip α ₁ of C-shaped steel material.
Is an example of.

FIG. 7 shows an example of the fixture A which can be used when the roof substrate α has a rectangular cross section such as square steel (hollow square pipe) or square wood (rafter). 3 is an example of a fixture A capable of fixing the tight frame B tool to the roof base α by sandwiching it from both sides according to the height of the side surface of the roof base α.

FIG. 8 (a) shows an example of using a tight frame B in which the reinforcing material 1 is omitted as shown in FIG. 8 (a). In that case, FIG. Frame 6
The tight frame B is attached to the roof base α as shown in FIG. 8 by sandwiching the bottom portion 6a. Of course, the fixture A in which the shapes of these respective parts are combined can be used.

[0019]

As described above, according to the fitting for a tight frame according to the present invention, the fixing pieces of the two fittings are back-to-back, and the fitting groove of the fitting is hooked on the lip of the roof base from above the tight frame. At the same time, the tight frame can be fixed to the roof substrate by fastening the fixing pieces with bolts and nuts, so you do not have to perform dangerous welding work, and you can easily and quickly mount the tight frame regardless of the weather. Can be installed and installed. Moreover, since mounting and fixing is done by fastening bolts and nuts,
It is easy to remove the tight frame after construction,
Once again, the tight frame can be removed and the existing roof substrate can be used as it is to re-roof the roof.
The step formed on the support piece of the fixture clamps both ends of the reinforcing material of the tight frame, so it functions as a stopper and positioning guide so that the tight frame is always positioned in the central part of the roof substrate. The tight frame holding force and mounting strength can be improved. Features such as
effective.

[Brief description of drawings]

FIG. 1 is a perspective view showing a typical example of a fixture according to the present invention.

FIG. 2 is a perspective view showing a typical example of a general tight frame.

FIG. 3 is an explanatory diagram illustrating a method and structure for mounting and fixing a tight frame on a roof base using a mounting tool.

FIG. 4 is a sectional view taken along the line EE of FIG.

FIG. 5 is an explanatory view showing another example of the fixture.

FIG. 6 is an explanatory diagram showing another example of the fixture.

FIG. 7 is an explanatory diagram showing another example of the fixture.

FIG. 8 is an explanatory diagram showing another example of the fixture.

[Explanation of symbols]

 α Roof base β Bolt-nut A A Tight frame fitting B B tight frame 1 Fixing piece 2 Supporting piece 3 Fitting groove 4 Step

Claims (1)

[Claims] 1. A fixing piece having a substantially vertical section, a support piece in which a lower end of the fixing piece is bent at a substantially right angle, and a fitting groove formed by bending a tip of the supporting piece downward in a substantially U-shape. A fitting for a tight frame, characterized in that the supporting piece is formed with a step portion bent in a stepwise manner in the middle of the supporting piece.