JP3012432U - Timber connecting reinforcing plate - Google Patents

Abstract

(57) [Abstract] [Purpose] An object of the present invention is to provide a timber-bonded reinforcing plate that can be easily and reliably driven into wood and that does not easily come off. [Structure] On one surface 12 side of the substrate 1 made of one metal plate,
A large number of driving projections 4 ... Are integrally formed in the vertical direction of the substrate 1 in a standing manner. The driving projections 4 are composed of two groups, that is, a first group 5 and a second group 6, which are different from each other with their standing directions opposite to each other. Further, the driving projections 4 of the first group 5 and the driving projections 4 of the second group 6 are configured in a zigzag shape when seen in a plan view.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a timber connecting reinforcing plate used for construction work of a wooden building.

[0002]

[Prior art]

 Conventionally, in construction work of wooden buildings, seams 20, 20 are used as shown in Fig. 10 to connect seams such as building materials and to reinforce the timber to be connected, and a plate 21 for connection is used. It was fixed to the joint of the wood 23 by means of fasteners 22 such as bolts and nails.

[0003]

[Problems to be solved by the device]

 However, when using the scissors, there are many concerns about the strength, so it is often the case that multiple scissors are driven in. Also, if the force is biased toward one end when driving, the tips of both ends Can incline into the wood and distort the clasps. Further, when a plate is used, it is difficult for one person to work at a high place, and the fastener is likely to loosen.

[0004]

[Means for Solving the Problems]

 Therefore, in the present invention, a large number of nail substitute driving projections are integrally formed on the one surface side of a substrate made of a single metal plate in the vertical direction of the substrate, and the rising direction of the driving projections is changed. It is composed of two groups, a first group and a second group, which are different from each other in opposite directions.

Further, the first group has a plurality of first driving projection pieces arranged in a straight line at a predetermined pitch and a plurality of first driving projection rows arranged in parallel, and the second group has a predetermined pitch. A plurality of second driving projection rows composed of a plurality of driving projections arranged in parallel with each other, and the first driving projection row and the second driving projection row are arranged in parallel. Are alternately arranged, and the driving projection pieces of the first group and the driving projection pieces of the second group are configured in a zigzag shape when seen in a plan view.

Further, a hooking portion for preventing slipping out is provided at the tip of the driving projection piece, and a fixing tool for reinforcement is provided in a long hole portion formed on the substrate by raising the driving projection piece. Inserted.

[0007]

[Action]

 (According to claim 1) When the driving projection piece is applied to the joint of the wood and a force is applied to the back side of the substrate in the projecting direction of the driving projection piece, the driving projection piece that comes into contact with the wood is Be driven into. Therefore, the same effect as when driving a plurality of nails can be obtained at one time.

Further, when the driving projection piece is struck, the external force applied is distributed to the plurality of driving projection pieces, and therefore, when the external force is applied while slightly deviating from the axial direction of the driving projection piece. Even if there is, the driving projection does not easily bend from the root.

(According to the second aspect) Since the driving projection piece is composed of two groups having different standing directions, even if an external force is applied to the substrate in an oblique direction, the driving projection of either one group. Since the piece has sufficient strength to withstand an external force, the driving projection can be driven into the wood without bending, just as when a vertical external force is applied to the substrate.

(According to the third aspect) Since the driving projections are arranged in a staggered manner on the substrate, the driving projections are evenly distributed and driven into the wood, and the wood is unlikely to crack. Moreover, the substrate is less likely to crack.

(According to the fourth aspect) If the hooking portion is provided at the tip of the driving projection piece, the static friction force with the wood is increased and the joining force between the wood and the driving projection piece can be further increased. it can.

(According to the fifth aspect) If a fixing tool such as a nail or a bolt is driven into the long hole on the board, the board is more firmly fixed to the wood by the driving projection and the fixing tool.

[0013]

Embodiments The present invention will be described in detail below with reference to the drawings illustrating embodiments.

FIG. 1 shows an embodiment of a timber connecting reinforcing plate according to the present invention. In the construction work of a wooden building, this timber-bonded reinforcing plate is used to reinforce the timbers 2 ... It can be installed without using fasteners such as nails and bolts.

2 to 4, details of each part will be illustrated. This wood connection reinforcing plate has a large number of nail substitute driving projections 4 ... On one surface 12 side of a rectangular substrate 1 made of a single metal plate in plan view, and the driving projections 4 ... It is integrally formed so as to project in the vertical direction.

That is, in the driving projections 4, ..., A part of the substrate 1 is punched out in a cantilever shape into the shape of the driving projections 4, and the driving projections 4 ... It is formed by vertically standing on the one surface 12 side.

Therefore, since the driving projections 4 ... Are raised and molded, a plurality of elongated hole portions 7 ... Is formed on the substrate 1 as shown in FIG. Further, in the illustrated example, the driving projections 4 ... Are composed of two groups, which are a first group 5 and a second group 6 in which the rising directions of the driving projections 4 ... There is.

That is, the first group 5 includes a plurality of driving projections 4 arranged in a straight line at a predetermined pitch--in the illustrated example, three driving projections 4 ... A plurality of one-sided rows 8 are arranged in parallel in the illustrated example, and two rows are arranged side by side, and the driving projections 4 ... Are provided with arrows A as shown in the front view of FIG. As shown in, stand up and mold.

Further, the second group 6 is a second driving projecting piece composed of a plurality of driving projecting pieces 4 ... In the example shown in FIG. A plurality of rows 9 are arranged in parallel in the illustrated example, and two rows are arranged side by side, and the driving projections 4 ... Stand up the driving projections 4 of the first group 5. The direction is reversed and the product is erected as shown by arrow B and molded.

Further, as shown in FIGS. 2 and 4, the driving projections 4 of the first group 5 and the driving projections 4 of the second group 6 are staggered when viewed in a plan view. First row of first projecting pieces 8 and second row of second projecting pieces 9 are alternately arranged. Therefore, the driving projections 4 ... Can be evenly distributed on the substrate 1, the joining force between the wood 2 and the driving projections 4 ... Is strengthened, and at the time of driving the driving projections 4 ... , The driving projection 4 is driven while maintaining a substantially vertical state (without inclining) to the driving surface of the wood 2.

Next, FIG. 5 and FIG. 6 show the use state, in which the driving projections 4 ... Are applied to the woods 2 and 2, and the other surface side of the substrate 1 is struck by a tool such as a hammer or a mallet to strike. When an external force W is applied in the projecting direction of the projecting protrusions 4 ... As shown in FIGS. 5 to 6, the projecting protrusions 4 are driven into the woods 2 and 2 to firmly connect the woods 2 and 2. be able to.

Further, as described above, the driving projections 4 ... Are composed of the first group 5 and the second group 6 which are different from each other with the standing directions opposite to each other. It can be driven in a direction substantially perpendicular to the two driving surfaces.

That is, since the driving projections 4 ... Are integrally formed on the substrate 1 in a standing manner, the rigidity of the driving projections 4 against the force acting in the standing direction and the force acting in the opposite direction is different. Specifically, in FIG. 5, the driving projections 4 ... Of the first group 5 are the directions shown by the arrow M opposite to the standing direction, and the driving projections 4 of the second group 6 are the arrows. The rigidity in the direction indicated by N is slightly insufficient.

Therefore, a certain external force acts from the direction inclining with the axial direction of the driving projections 4 ..., The roots of the driving projections 4 ... Of the first group 5 are deformed, and the direction of the arrow M is increased. Even if a bending moment is generated, the driving projections 4 ... Of the second group 6 have sufficient strength to withstand the bending moment in the arrow M direction. On the contrary, even if the roots of the driving projections 4 ... Of the second group 6 are deformed and a bending moment in the arrow N direction is generated, the driving projections 4 of the first group 5 ... Since it has sufficient strength to withstand the bending moment, the driving projecting pieces 4 are not driven while being displaced in one direction on the wood 2.

Further, in the joined state of the driving projections 4 ... And the wooden piece 2, as shown in FIG. 6, the one surface 12 of the substrate 1 and the driving surface of the wooden piece 2 are in contact with or in close proximity to each other. As described above, since the driving projections 4 ... Are integrally molded, even if any three-dimensional external force is applied to the substrate 1, the bonding force between the driving projections 4 ... Can be maintained in a solid state.

Further, as shown in FIGS. 7 and 8, the fastener 10, such as a nail for reinforcement, is inserted into the long hole 7 formed on the substrate 1 by raising the driving projection 4. Then, if the fasteners 10, 10 are driven into the wood 2, the joining force between the substrate 1 and the wood 2 can be further increased.

FIG. 9 shows a modification of the shape of the tip 13 of the driving projection piece 4. In FIG. 9, (a) is a semicircle, (b) is a substantially rhombus, (c) is a clover shape, and (d) is It is a triangle and is not limited to the inverted V shape as shown in FIG. 4, but may be formed in various shapes.

Further, as shown in (b), (c), and (d) of FIG. 9, if the catching portion 11 for preventing the slip-out is provided at the tip 13 of the driving projection piece 4, the driving projection piece 4 can be provided. It is possible to increase the static frictional force between the wood and the wood 2 and to bond them more firmly.

The substrate 1 is made of a single metal plate as described above, and the material thereof is arbitrary as long as it is not easily distorted, such as steel, stainless steel, or brass. In addition, the plate thickness of the substrate 1 is desirably set arbitrarily according to the intended use, and is a plate thickness that is easy to process and hard to distort.

Further, the substrate 1 is not limited to the rectangular shape in plan view shown in FIG. 2, and it is preferable that the substrate 1 is formed in a desired shape by being adapted to a reinforcing portion.

[0031]

[Effect of device]

 The present invention is configured as described above and has the following great effects.

(According to claim 1) Since a large number of driving projections 4 ... Project on one substrate 1, the same as when a plurality of fasteners such as nails are driven at once. The effect can be obtained, and even one worker can easily drive at a high place, and the working time can be significantly shortened. Further, since the driving projections 4 ... Are integrally formed on the substrate 1 so as not to stand up, the boundary (right-angled standing portion) between the substrate 1 and the driving projections 4 does not rattle or shake. . Further, unlike the conventional case, the fastener is not loosened due to impact or deterioration over time.

Further, since the external force applied at the time of driving is dispersed to a large number of the driving projections 4, ... Even if an external force different from the axial direction acts on the driving projections 4 ,. Since the projecting piece 4 is not deformed from the root and is not driven into the wood at an angle, work mistakes can be reduced.

(According to the second aspect) An external force acts in a direction different from the axial direction of the driving projections 4 ..., and the direction is the direction in which one of the groups of driving projections 4 has weak rigidity. Even when they match, the other group of the driving projections 4 ... Has sufficient strength to withstand the external force in that direction, so that the driving projections 4 ... Do not warp. The projecting pieces 4 can be easily driven in the direction perpendicular to the wood driving surface.

(According to claim 3) Since the driving projection pieces 4 ... Can be arranged over a wide range on the substrate 1, the joining force between the driving projection pieces 4 ... , Can withstand external force in all directions. Also, the driving work is easy. Further, since the driving projections 4 ... Are arranged on a straight line, press working becomes easy.

(According to the fourth aspect) By the hooking portion 11, the static friction force between the driving projection piece 4 and the wood is increased, and it becomes possible to more firmly join.

(According to the fifth aspect) After the driving projections 4 ... Are driven into the wood, the fixing members 10 such as nails are driven into the long holes 7 ... It will be possible.

[Brief description of drawings]

FIG. 1 is an explanatory diagram of a usage state.

FIG. 2 is a plan view showing an embodiment of the present invention.

FIG. 3 is a front view of FIG.

FIG. 4 is a perspective view of FIG. 2.

FIG. 5 is a front view showing a usage state.

FIG. 6 is a front view showing a usage state.

FIG. 7 is a bottom view showing a usage state.

8 is a front view of FIG. 7. FIG.

FIG. 9 is a side view showing a modified example of the driving projection piece.

FIG. 10 is an explanatory diagram showing a conventional example.

[Explanation of symbols]

 1 Substrate 4 Driving Projection Piece 5 1st Group 6 2nd Group 7 Long Hole Section 8 1st Driving Projection Section Row 9 2nd Driving Projection Section 10 Fixing Tool 11 Hooking Section 12 One Side 13 Tip

Claims (5)

[Scope of utility model registration request] 1. A wood connection characterized in that a large number of nail substitute driving projections 4, ... Are integrally formed on the one surface 12 side of a substrate 1 made of a single metal plate in the vertical direction of the substrate 1. Reinforcement plate. 2. The timber-bonded reinforcing plate according to claim 1, which is composed of two groups of a first group 5 and a second group 6, which are different from each other with the rising directions of the driving projections 4 ... 3. A first driving projection row 8 comprising a plurality of driving projections 4 ... Which are arranged in a straight line at a predetermined pitch.
Are arranged in parallel, and the second group 6 is provided with a plurality of second driving projection pieces rows 9 arranged in a straight line at a predetermined pitch. Then, the first row of projecting projecting pieces 8
And the second row of driving projections 9 are alternately arranged, and the driving projections 4 of the first group 5 and the driving projections 4 of the second group 6 are seen from a plane. The timber-bonded reinforcing plate according to claim 2, wherein the reinforcing plate has a zigzag shape. 4. The timber connecting reinforcing plate according to claim 1 or 2, wherein a hooking portion 11 for preventing coming out is provided at a tip 13 of the driving projection piece 4. 5. The timber-bonded reinforcing plate according to claim 1 or 2, wherein the fasteners 10 for reinforcement are inserted into the elongated holes 7 formed on the substrate 1 by raising the driving projections 4.