JPH0119693Y2 - - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a fixture for T-shaped connections such as pillars and gates. More specifically, the metal fittings that fix the abutting parts of pillars and other ends have a large engagement force not only in the vertical direction but also in the horizontal direction.
This invention relates to a fixing fitting for a T-shaped connection of a pillar, a housing, etc., which can securely fix a pillar, housing, etc.

Conventionally, when fixing a T-shape by abutting the ends of a ram, etc. against the side of a pillar, a horizontal tenon is formed at the end of the ram, etc., and a mortise groove corresponding to the horizontal tenon is formed on the other pillar. It was formed, fitted and fixed. However, the above-mentioned fixing means requires skill and is time-consuming, so recently, as a simple means of fixing pillars, houses, etc., narrow strip-shaped metal fittings are often driven into the butt parts of pillars, houses, etc. It has come to be used. However, when fixing by driving a thin strip-shaped metal fitting as described above, the engagement force in the vertical direction can be increased, but the engagement force in the horizontal direction is weak. There was a problem in which gaps were created at the butt parts of pillars and buildings. Therefore, in order to prevent the above-mentioned gap from occurring, as shown in Fig. 1,
Made of a thin strip of metal with 100 wood screws in the center.
It has a protrusion 101 for engaging the left and right ends 102 and 103 bent downward.
A fixing metal fitting 105 that is used by being driven into a metal fitting 4 has been proposed. In the case of the above fixing bracket 105, column 1
06 can be pulled and fixed with the wood screws 100 in the direction of the head 104, that is, in the direction of the arrow R in FIG. However, since the engagement force in the vertical direction, that is, in the direction of arrows A and B in FIG. 1 is weak, there is a problem in that the door 104 is displaced vertically, and there remains a problem that needs to be improved.

The present invention was developed in view of the above-mentioned points, and its gist is that one side end of the main body, which is made of a thin strip-shaped metal piece, is designed so that it can be easily driven into a horizontal structure such as a doorway. A plurality of hammered pieces are formed on the
A curved protrusion that is bent upward and then folded back downward is formed approximately in the center of the protrusion, and a through hole for a wood screw is bored in the protrusion. Both sides of the folded surface are extended downward to form a hammered piece, and the central part is extended to the other side for a predetermined length and then bent upward at a substantially right angle to form a column. The mounting surface is formed as a mounting surface for a pillar or door frame, etc., and the mounting surface has an engagement hole for a wood screw.
The purpose of the fixture for connection is as follows:
The purpose of the present invention is to provide a fixing fitting for a T-shaped connection of a pillar, doorway, etc., which has a large engagement force in the vertical and horizontal directions, thereby making it possible to firmly fix the pillar, doorway, etc. with a simple means, and further improving the structure. To provide a fixing fitting for a T-shaped connection of a pillar, a doorway, etc., which is simple and can be mass-produced at low cost.

Next, a first embodiment of the present invention will be described in detail with reference to the accompanying drawings FIGS. 2 to 6.

In the figure, 1 is the main body, which is made of a thin strip-shaped metal piece. The two end portions on one side are bent downward D, and three driving pieces 4 each having an acute tip so as to be easily driven into the groin 3 are formed in the bent portion. . then 5
is a protrusion formed approximately in the center, and the protrusion 5
is formed by bending the main body 1 upward U and then folding it downward D, and holes 7, 7 for wood screws 6 are bored in the center of the upper part.
This allows the wood screw 6 to pass through the protrusion 5 from two directions on one side to eight directions on the other side. Then, one side constituting the protrusion 5, that is, from the upper U to the other side 8
Both side portions of the surface 5a folded back in the direction extend downward D as they are, and are formed as a driving piece 4 having an acute tip. Further, the central portion is extended horizontally for a predetermined length in the other 8 directions, and then bent at a right angle upwardly U, and the bent surface is an attachment surface 10 for attaching to the pillar 9. The mounting surface 10 has an engagement hole 11 at a position where the wood screw 6 can be passed horizontally.
is drilled.

Next, a usage example will be explained based on the above configuration.

First, the driving piece 4 formed on the lower side D of the main body 1 is driven into the end of the door 3 and fixed. At this time, drive it in so that the end face of the lock 3 and the mounting surface 10 are aligned. The main body 1 may be fixed as described above.
Butt the end of the bracket against the side of the pillar 9 to be attached.
Then, insert the wood screws 6 from the right direction in FIG. 6, that is, from two directions on one side. The wood screw 6 passes through the through holes 7 and the engagement hole 11 and reaches the side surface of the column 9. Next, turn the head of the wood screw 6 with a spanner or the like to tighten the wood screw 6.
Screw into pillar 9. At this time, if a pilot hole is drilled in the pillar 9 in advance, the wood screw 6 can be easily attached.

When the wood screw 6 is tightened in the manner described above, the wood screw 6 pulls the pillar 9 in two directions on one side, and as a reaction, the door 3 is pulled in the other eight directions, that is, towards the pillar 9. The pillar 9 can also be fixed in close contact with the door 3. Then, a protrusion 5 formed by folding back the main body 1 made of a thin strip-shaped metal piece is attached to a wood screw 6.
The wood screw 6 is pulled in two directions on one side by the reaction of the screw being pulled in eight directions on the other side. Since the protrusion 5 is formed by folding back a metal piece as described above, it has a large elastic restoring force, and the wood screw 6 can be continuously pulled in two directions on one side with a large force, so that the pillar 9 can also be tightly attached to the base 3. Retained. The upward and downward movement of the door 3 in the U and D directions is fixed by passing the wood screw 6 through the engagement hole 11 drilled in the mounting surface 10 that is in close contact with the pillar 9. Mounting surface 1
0 never moves up or down. Therefore, the above mounting surface 1
Similarly, the main body 1 which is integrally formed with the pillar 9
However, it does not move in the vertical directions U and D, and as a result, the door frame 3 is also firmly fixed without moving in the vertical directions U and D relative to the pillar 9.

Next, the second embodiment will be described in detail with reference to FIG. In this example, the substantial configuration, purpose and effect are the same as in the first example, but in this example, the driving pieces 20 are directed downward D to the left and right in the vicinity of the other side 8. At the same time, a small hole 2 is formed in the horizontal part of the main body 1.
1 and 22 are drilled.

In this second embodiment, a driving piece 20 is placed near the mounting surface 10 that directly receives the forces in the vertical directions U and D.
Since this is provided, the fixing force of the main body 1 to the doorway 3 is increased, and the fixing force between the main body 1 and the doorway 3 can be further strengthened. If the groin 3 is soft, the fixing force can be further reinforced by driving nails or wood screws into the small holes 21 and 22 drilled in the horizontal portion.

Next, the third embodiment will be described in detail with reference to FIG.

In this third embodiment, both left and right ends of the other 8 directions are bent downward D to form the fixing piece 30,
31. And the above fixed piece 3
Small holes 32 and 33 are bored in holes 0 and 31.
When fixing the main body 1 to the hood 3 in this embodiment, the 8th
As shown in the figure, a notched groove 34 is formed in the end face of the ram 3, fixing pieces 30 and 31 are accommodated in the notched groove 34, and nails or wood screws are driven into the small holes 32 and 33 to fix them. In this way, the fixing pieces 30, 31 are provided at small points located directly below the mounting surface 10, and the fixing pieces 30, 31 are fixed with nails or wood screws driven in the horizontal direction, so that the fixing pieces 30, 31 can be fixed in the vertical direction U, D.
The engagement force can be made very large.

Next, the fourth embodiment will be described in detail with reference to FIG.

In this example, the main body 1 shown in the third embodiment is
This is an example in which notches 40 are formed in the horizontal portions in two directions on one side, and by providing the notches 40, the horizontal portions of the main body 1 do not get in the way when turning the head of the wood screw 6 with a spanner or the like. It has the advantage of being easy to turn.

As described in detail above, the present invention has two ends on one side of the main body 1, which is made of a thin strip-shaped metal piece, bent downward D, so that the tip can be driven into a horizontal structure such as a doorway 3. A plurality of driven pieces 4 are formed, and a curved protrusion 5 that is bent upward U and then folded back downward D is formed in the approximate center of each piece. Through hole 7 for screw 6,
7 is perforated, and both sides of the surface 5a folded back from the upper U of the protrusion 5 toward the other side 8 extend downward to form a driving piece 4, and the center The portion is extended for a predetermined length in the other 8 directions, and then bent upward U at a substantially right angle to form the attachment surface 10 of the column 9.
0 has an engagement hole 11 for a wood screw 6. It is a fixing fitting for a T-shaped connection such as a pillar or gate, so the pillar 9
into the engagement hole 11 of the wood screw 6 and the mounting surface 10.
are engaged and pulled together by tightening the wood screws 6, so that the columns 9 and 3 are also pulled together.
are fixed in such a way that they are pressed against each other, so it is possible to provide a fixing fitting for a T-shaped connection such as a column or doorway that has a large engagement force in the vertical and horizontal directions, and thereby allows the main body 1 to be attached to the doorway 3. After installation, the pillar 9 and doorway 3 can be firmly fixed by simply tightening them with wood screws 6, and further, by simply punching a thin strip-shaped metal piece into the specified shape with a press and then bending it. It has a simple structure, and has various advantages such as providing a fixing fitting for a T-shaped connection such as a column or a doorway that can be mass-produced at low cost.

[Brief explanation of the drawing]

Attached drawings Fig. 1 is a sectional view of a conventional fixing fitting; Figs. 2 to 6 show a first embodiment of the present invention; Fig. 2 is a plan view, Fig. 3 is a front view, and Fig. 4 is a cross-sectional view of a conventional fixing fitting; FIG. 5 is a rear view, FIG. 5 is a perspective view, FIG. 6 is a sectional view showing the attached state, FIG. 7 is a perspective view of the second embodiment, and FIG. FIG. 9 shows a perspective view of the fourth embodiment. In the figure, 1...Main body, 2...One side, 3...Kobe, 4...Drive piece, 5...Protrusion, 5a...One side of protrusion, 6...Wood screw, 7... Through hole, 8...other side, 9...post, 10...attachment surface, 11...engaging hole, U...upward direction, D...downward direction.

Claims (1)

[Scope of utility model registration request] One side and two ends of the main body 1, which is made of a thin strip-shaped metal piece, are bent downward D, and the tip has a plurality of driving pieces 4 so that it can be easily driven into a horizontal structure such as a doorway 3. A curved protrusion 5 which is bent upward U and then folded downward D is formed in the approximate center thereof, and the protrusion 5 has through holes 7, 7 for wood screws 6. Further, both sides of the surface 5a folded back from the upper U of the protrusion 5 in the other 8 directions extend downward to form a driving piece 4, and the center The portion is extended for a predetermined length in the other 8 directions and then bent upward U at a substantially right angle to form the mounting surface 10 of the column 9. The mounting surface 10 is provided with an engagement hole 11 for the wood screw 6. Fixing fittings for T-shaped connections such as pillars and gates.