JP2539109B2 - Construction fittings - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a metal fitting for a wooden member in a wooden building, and more particularly to a metal fitting suitable for use in a building construction (corner joint) method.

[0002]

2. Description of the Related Art There are various construction methods widely used in Japan for constructing wooden buildings, for example, a building construction method is one of the construction methods for building a Western hut. . In this gathering construction method, normally, a flat gassho and two corner gasshoes are provided on the upper part of the pumpkin.
The facing palm is joined. And these joining work,
At the construction site, the worker performs a complicated shape joint processing on the upper part of the corner bundle and the end of each gassho, and then inserts the corresponding wooden members in a complicated manner.
This is done by joining with bolts.

As described above, in the conventional gathering construction method, the joint between the bundle of corners and each of the chimneys is carried out by an operator at a high construction site where the scaffolding is unsatisfactory, such as joint processing, bolt drilling, and bolt hole alignment. Since a series of operations of inserting bolts and tightening nuts are performed manually, work efficiency is poor and there is a problem in safety.

The present invention has been made in view of the above problems, and various kinds of processing are performed on wooden members in advance in an environment such as a factory, and at the construction site, these are simply joined by bolts. It is an object of the present invention to provide a joining metal fitting for a building that allows a building to be assembled by a simple operation.

[0005]

In order to achieve the above object, a construction metal fitting of the present invention comprises a first metal fitting member attached to a wooden member such as a true bundle and a second metal fitting member attached to a wooden member such as a palm. And a third metal fitting member connecting the first and second metal fitting members, the first metal fitting member is formed in the center into a rectangular tubular shape such as a true bundle penetrating therethrough, and the third metal fitting member is provided on the side surface thereof. The second metal fitting member is formed by parallel side edges for fixing to a side surface of a wooden member such as a palm and a connecting edge of these side edges, and a side edge or a connecting edge. A fixing portion for fixing the other side of the third metal fitting member is provided at an arbitrary position on the side, and the third metal fitting member is formed in a rod shape, and a fixing portion for the first metal fitting member is provided on one side thereof. The other side is provided with a fixing part for the second metal fitting member. And, preferably, a fixing portion of the first metal fitting member and the third metal fitting member, a hole provided on a side surface of the first metal fitting member, a bolt portion formed on one side of the third metal fitting member penetrating the hole, and the bolt. The second metal fitting member and the third metal fitting member are fixed to the groove portions provided on both sides of the second metal fitting member, and the fixing portions of the second metal fitting member are locked to the groove portions. It is composed of a locking rod formed on the other side of the third metal fitting member.

[0006]

EXAMPLES Examples of the joining metal fittings according to the present invention will be described below.
It will be described with reference to the drawings. FIG. 1 shows an exploded perspective view of an embodiment of the present invention. In this drawing, 10 is a first metal fitting member, 20 is a second metal fitting member, and 30 is a third metal fitting member. The first metal fitting member 10 is formed into an octagonal tubular shape having a hollow portion in the center by connecting eight metal pieces 11 having an inverted L-shaped cross section in a ring shape. Each metal piece 11
Are bolt holes 1 at the center of the side surface and at one end of the top surface.
2 and 13 are provided. The first fitting member 10 is attached to a wooden member such as a bundle of corners, as will be described later.

The second metal fitting member 20 is formed by bending a rectangular plate material into a U-shape and forming both side edges 21 and 21 and the side edge 2.
1, 21 connecting pieces 22 are formed, and both sides 21 and 21 are formed.
Grooves 23, 23 are formed in the lower part of the plate 1 in a substantially horizontal direction. Note that the bolt holes 25, 25 are provided on the side edges 21, 21.
And nail holes 24, 24 are provided. This second metal fitting member 20
Is attached to a wooden member such as a palm as described later.

The third metal fitting member 30 has a bolt portion 32 formed on one side of one rod member 31 and a locking rod 33 fixed at a right angle on the other side to form a T-shaped hook portion. I am doing it.
The third metal fitting member 30 connects the first metal fitting member 10 and the second metal fitting member 20, and the bolt portion 32 penetrates into the bolt hole 12 on the side surface of the first metal fitting member 10 and the locking rod 33. Is engaged with the groove portions 23, 23 provided on the side edges 21, 21 of the second metal fitting member 20.

Next, a description will be given of the case of joining the wooden members forming the roof of the ridge, that is, the true bundle of corners, the facing palm, the corner palm, and the flat palm using the joint fitting of the first embodiment. FIG. 2 is a plan view showing the positional relationship between each wood member, the first metal fitting member, and the second metal fitting member, and FIGS. 3 and 4 show the mounting state of the first metal fitting member and the corner bundle and the connection state of each metal fitting member. It is a partial cross-sectional side view and a bottom view. In these drawings, 1
Numeral 00 is a true bundle of corners vertically located in the lower part of the Western cottage, 201 is a front facing palm, 202 is a front facing palm, 202 is a corner palm located in the lower corner of the building, and 203 are facing each other. Shirahira palm, 204 is a purlin.

In the case of this embodiment, as shown in FIGS. 3 and 4, the first metal fitting member 10 is attached to the corner bundle 100 by the attachment plate 14 and the L-shaped attachment 15. The mounting plate 14 has an octagonal outer shape that is substantially the same size as the first metal fitting member 10, and the shape of the hollow holes is an octagonal shape slightly larger than the corner bundle 100. A bolt hole (not shown) is provided at a position corresponding to the provided bolt hole 13.
Is provided. Further, nail holes (not shown) are provided on the bottom surface and side surfaces of the L-shaped attachment 15. Therefore, when the first fitting member 10 is attached to the corner bundle 100, the side surface of the L-shaped attachment 15 is attached to the middle portion of the corner bundle 100 with the nail 1.
01, and then the first fitting member 10 with the mounting plate 14 fixed on the upper surface with bolts 16
It is fitted into 0 and lowered to be placed on the L-shaped fixture 15. Next, the lower surface of the L-shaped attachment 15 and the attachment plate 1
By fixing 5 with the nail 102, the first metal fitting member 10
Is fixed to the middle portion of the corner bundle 100. On the other hand, each joint 20
When attaching the second metal fitting member 20 to 1, 202, 203, the second metal fitting member 2 of each gassho 201, 202, 203
At the position where 0 is attached, the bolt hole 2 of the second metal fitting member 20
Drill a bolt hole (not shown) corresponding to 3. Then
The second metal fitting member 20 is fitted into each of the palms 201, 202, 203, and the nail 103 is driven through the nail hole 24 to temporarily fix it. In this state, the bolt 104 penetrates the bolt hole 23 and is fastened to secure the second metal fitting member 20 to the respective palms 20.
It is fixed to 1,202,203.

The work up to this point, that is, the attachment of the first metal fitting member 10 to the corner bundle 100 and the respective palms 201, 20
Various operations such as attaching the second metal fitting member 20 to 2, 203 and forming a joint are performed in a factory or the like having a good working environment.

At the construction site, after the corner bundle 100 is erected vertically and the respective palms 201, 202, 203 are axially assembled, the locking rod 33 of the third metal fitting member 30 is attached to the groove portion 2 of the second metal fitting member 20.
2, and the one side bolt portion 32 of the third metal fitting member 30 is inserted into the bolt hole 12 of the first metal fitting member 10,
By tightening the nut 105 from the inner side, the respective palms 201, 202, 203 are fixed to the corner bundle 100.

The axial assembly angle of each of the gasshoes 201, 202 and 203, that is, the slope of the roof slightly changes the shape of the gassho's joint, and the length of the third metal fitting member 30 and / or the tightening amount on the first metal fitting member 10 side. It can be easily adjusted simply by changing.

The present invention is, for example, other than the above-mentioned house.
It can also be used for the frame of a Western hut such as an octagonal roof. Further, the present invention is not limited to the above-mentioned embodiment, but includes the following modified examples.

The first metal fitting member 10 has a square shape other than the octagonal shape in accordance with the shape of the roof. The second metal fitting member 20 and the third metal fitting member 30 are fixed by means other than the groove portions 22, 22 and the locking rod 33, for example, as shown in FIG. ), A connection side 22 is formed, and a bolt hole 23 is provided therein so as to penetrate the third metal fitting member 30. In this case, the third metal fitting member 30 may be an ordinary bolt as shown in FIG. When a normal bolt or the like is used, the head of the bolt may be positioned on the first metal fitting member 10 side, the bolt portion may be inserted into the hole 23 of the second metal fitting member, and the nut may be fixed. .

FIG. 6 shows a flat palm 20 arranged face to face.
3 is a partially exploded perspective view of a joint fitting for joining the three members together,
FIG. 7 is a usage state diagram. In the figure, reference numeral 40 denotes an angle, which is formed in a box shape with an upper surface and one side surface open, and further has bolt holes 41, 41 on both end surfaces. This joint metal fitting is the same as the second metal fitting member 20 described above.
Attached to 3,203 respectively, two third metal fitting members 3
The locking rods 33, 33 of 0, 30 are locked in the groove portions 22, 22, and the bolt portion 32 on one side thereof is angled 40.
Of the nuts 42, 42
Tighten and fix. The shape of the angle 40 is
The shape is not limited to that of the above embodiment, and may be, for example, a shape in which the upper surface and both side surfaces are open.

[0017]

EFFECTS OF THE INVENTION Since the present invention is constructed as described above, most of the work conventionally performed at a construction site is performed in a good working condition such as a factory, and a nut is fastened to a bolt at the construction site. Since it suffices to perform simple work such as, work efficiency and safety can be improved.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of an embodiment of a construction metal fitting of the present invention.

FIG. 2 is a plan view showing the positional relationship between each wooden member and the first metal fitting member and the second metal fitting member.

FIG. 3 is a partial cross-sectional side view showing a mounting state of a first metal fitting member and a true bundle of corners and a connecting state of each metal fitting member.

FIG. 4 is a partial cross-sectional bottom view showing an attached state of the first metal fitting member and the true bundle of corners and a connected state of each metal fitting member.

FIG. 5 is a perspective view showing another embodiment of the second fitting member.

FIG. 6 is a partially exploded perspective view of a joining metal fitting that joins the flat palms arranged face to face.

FIG. 7 is a view showing the state of use of the joining metal fitting for joining the flat palms arranged face to face.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... 1st metal fitting member 12 ... Bolt hole 20 ... 2nd metal fitting member 21 ... Side 22 ... Connection side 23 ... Groove part 30 ... 3rd metal fitting member 32 ... Bolt part 33 ... Locking rod 100 ... Corner bunch 201,202 , 203 ... Gassho

Claims (3)

(57) [Claims] 1. A first metal fitting member attached to a wooden member such as a true bundle, a second metal fitting member attached to a wooden member such as a palm, and a third metal fitting member connecting the first and second metal fitting members, The first metal fitting member is formed in the center into a rectangular tubular shape penetrating a true bundle or the like, and the side surface thereof is provided with a fixing portion for fixing one side of the third metal fitting member.
A parallel side that is fixed to the side surface of the wood member such as a palm and a connecting side that connects these side sides, and a fixing portion that fixes the other side of the third metal fitting member at any position of the side side or the connecting side. It is characterized in that the third metal fitting member is formed in a rod shape, and a fixing portion with the first metal fitting member is provided on one side and a fixing portion with the second metal fitting member on the other side. A joint metal fitting for construction. 2. A hole provided in a side surface of the first metal fitting member for fixing the first metal fitting member and the third metal fitting member, and a bolt portion formed on one side of the third metal fitting member penetrating into the hole, 2. The construction joint fitting according to claim 1, wherein the joint fitting is constructed by a nut that is screwed into a bolt portion to fix both members. 3. A groove formed on both sides of the second metal fitting member for fixing the second metal fitting member and the third metal fitting member to each other, and a locking rod formed on the other side of the third metal fitting member to be locked in the groove. 3. The construction jointing fitting according to claim 2, wherein