JPH10266361A - Joint structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate execution, and putting members together through the normalization of the material length of horizontal members by fastening a short connection member to the side surface part of a first horizontal member, and fastening a second lateral member to another end of the connection member. SOLUTION: A short connection member 3 is jointed to the side surface part of a first horizontal member 1 by its one end by a pair of strap bolts 4. Also, a second horizontal member 2 is jointed to another end of the connection member 3 by a pair of narrow strip metal pieces 5 having bolt holes near both its ends. Then, the plate part of the strap bolts 4 and one end part of the narrow strip matal piece disposed at the connection member 3 side are superimposed by allowing respectively formed bolt holes to coincide with each other. Following this, bolts are pierced in the bolt holes to subsequently be fastened to the connection member 3. Thus, execution is facilitated, and members can be standardized through the normalization of the horizontal members 1, 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection structure for a wooden building, and more particularly to a connection structure in which a second horizontal member is connected to a first horizontal member at a right angle from a side.

[0002]

2. Description of the Related Art Conventionally, in order to receive a girder at a joint or a joint in a wooden frame construction method, it is generally necessary to use a joint as shown in FIG. As shown in FIG. 5 (b), it is necessary to take out the beam and receive it with the joint. However, in order to unify the length of the beam, it is necessary to take a long part of the joint if it is a conventional joint, and it is necessary to take out the beam if it is a joint, and the frame becomes complicated. . As a result, it was difficult to standardize the length of the horizontal members such as columns and to unify the members. Therefore, an object of the present invention is to provide a connection structure for a wooden building, which can standardize the length of a horizontal member such as a pillar and realize unification of the members.

[0003]

According to a first aspect of the present invention, there is provided a connection structure for a wooden building in which a second horizontal member is connected to a side surface of the first horizontal member at right angles from a side. One end of a short connecting member is fixed to a side portion of the first horizontal member, and the connection structure is provided in which the second horizontal member is fixed to the other end of the connecting member. The above object has been achieved.

According to a second aspect of the present invention, the first transverse member and the connecting member are connected by a pair of blade bolts, and the connecting member and the second transverse member are provided with bolt holes near both ends. And a plate-shaped portion of the blade bolt and one end disposed on the connecting member side of the strip-shaped metal are formed on the plate-shaped portion and the one end, respectively. The above object has been achieved by providing the connection structure according to claim 1, wherein the bolts are overlapped with each other, and bolts are inserted through the bolt holes and are fixed to the connecting member. It is.

According to a third aspect of the present invention, a beam receiving bracket for the connecting member is attached to the first horizontal member, and one end of the connecting member is placed on a lower horizontal surface of the beam receiving bracket. And the connecting member and the first horizontal member are tightly fixed by the feather plate bolt, and the beam receiving bracket includes a pair of hook portions that are hooked on an upper end surface of the first horizontal member,
A pair of abutting surfaces extending from the hooking portion and having a through hole for inserting a shaft of the blade bolt and a lower end of the corresponding abutting surface are connected to communicate with the lower horizontal surface. And a connecting portion forming a pair, each of the pair of blade plate bolts,
The plate portion is fixed to both side surfaces of the connecting member, and the shaft portion is inserted into the insertion hole of the beam receiving bracket and the insertion hole formed in the first horizontal member. The object is achieved by providing the connection structure according to claim 1 or 2, wherein the connection member is tightened and fixed.

According to a fourth aspect of the present invention, there is provided the connection structure according to any one of the first to fourth aspects, wherein the length of the connecting member is 120 to 960 mm.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of a connection structure according to the present invention will be described below with reference to FIGS. 1 is a perspective view showing the connection structure of the present embodiment, FIG. 2 is a plan view (a) and a side view (b) of the connection structure shown in FIG. 1, and FIG. 3 is a construction of the connection structure of FIG. It is a perspective view for explaining an aspect.

As shown in FIG. 1, the connection structure of the present embodiment is a connection structure for a wooden building in which a second horizontal member 2 is connected to a side surface of a first horizontal member 1 at right angles from the sides. One end of a short connecting member 3 is fixed to the side surface of the first horizontal member 1, and the second horizontal member 2 is fixed to the other end of the connecting member 3.

The first horizontal member 1 and the connecting member 3 are
As shown in FIG. 2A, a pair of blade plate bolts 4,
The connecting member 3 and the second horizontal member 2 are connected by a pair of strip-shaped metal pieces 5 and 5 having bolt holes near both ends. The plate-like portion 4a of the blade bolt 4 and one end 5a of the strip metal member 5 on the connecting member 3 side are provided with bolt holes 40, 50 formed in the plate-like portion 4a and the one end 5a, respectively. And the bolt 6 is inserted through the bolt holes 40 and 50 to be fixed to the connecting member 3.

As shown in FIG. 3 (b), the first horizontal member 1 and the connecting member 3 are connected to each other.
The beam receiving member 7 for the connecting member 2 is attached to the second member, and then one end of the connecting member 3 is placed on the lower horizontal surface 7a of the beam receiving member 7 as shown in FIG. The connecting member 3 and the first horizontal member are tightly connected by the blade bolts 4 and 4. As shown in FIG. 3 (a), the beam receiving member 7 is provided with the first horizontal member 1.
A pair of hooks 7b, 7b hooked on the upper end surface 1a of the
The blade bolts 4 are extended from the hooks 7b, 7b.
A pair of abutting surfaces 7c each having an insertion hole 70 for inserting the shaft portion 4b, and a connecting portion 7a which connects the lower ends of the corresponding abutting surfaces 7c to form the lower horizontal surface. Each of the pair of blade bolts 4, 4 is shown in FIG.
As shown in FIG. 2, the plate-shaped portion 4a is fixed to both side surfaces of the connecting member 3, and the shaft portion 4b is connected to the beam receiving metal member 7.
Is inserted into an insertion hole (not shown) formed in the first horizontal member 1 and the first horizontal member 1, and a nut 41 is screwed to a tip of the shaft portion 4 b to tightly fix the connecting member 3.

Hereinafter, the connection structure of the present embodiment will be described in more detail. As shown in FIG. 1, in the connection structure of the present embodiment, one end of a short connecting member 3 is fixed to a side surface of a first horizontal member 1, and the second horizontal member is connected to the other end of the connecting member 3. The material 2 is fixed. The short connecting member 3 has a rectangular parallelepiped shape having a height and a width substantially equal to those of the second horizontal member. The term “short” in the present invention means that the length of the connecting member (the distance between the contact surface with the first horizontal member and the contact surface with the second horizontal member) is short. And
The short length is usually from 120 to 960 mm, preferably from 200 to 500 mm. As shown in FIG. 2A, the connection member 3 is formed with a bolt mounting hole 30 penetrating between side portions thereof. The material of the connecting member 3 may be a material other than wood, such as a synthetic resin or a metal, but is preferably wood like the first and second transverse members from the viewpoint of easy processing. The first horizontal member and the second horizontal member are horizontal members such as beams and girders in a wooden building.

The blade plate bolt 4 has a plate-like portion 4a in which a bolt hole 40 is formed and a shaft portion 4 connected to the plate-like portion 4a.
b), and the strip metal member 5 has a strip shape in which bolt holes 50 and 51 are formed near both ends thereof.

The connecting member 3 is connected to the first horizontal member 1 by a pair of blade bolts 4 and 4. Specifically, the beam receiving member 7 is attached to the first horizontal member 1, one end of the connecting member 3 is placed on a horizontal surface portion 7 a at the lower end of the beam receiving member 7, and the blade bolt 4 is used to mount the beam. 1 is connected tightly so as to be pressed against the horizontal member 1. The connection of the connecting member 3 to the side surface of the first horizontal member 1 by the blade bolt 4 is performed, for example, as follows. First, as shown in FIG. 3A, a beam receiving metal fitting 7 for the connecting member 3 is attached to a side surface of the first horizontal member 1 to which the connecting member 3 is to be joined. The attachment of the beam receiving member 7 is performed by hooking the pair of hooks 7b on the upper end surface 1a of the first horizontal member 1. The pair of abutting surfaces 7c of the beam receiving member 7 extend from the engaging portion 7b and have an abutting surface 70 formed with an insertion hole 70 for inserting the shaft 4b of the blade bolt 4. 7d and an upright surface 7e bent from the corresponding contact surface 7d. In addition, the first
Before mounting the beam receiving member 7, a through hole for inserting the blade plate bolt 4 is formed in the horizontal member 1 before mounting the beam receiving member 7.

Next, the pair of blade bolts 4, 4
Is inserted through a pair of through holes 70, 70 formed in the pair of contact surface portions 7d, 7d, and a pair of the through holes formed in the first horizontal member 1, and the tip of the shaft portion 4b is 1 horizontal material 1
The nut 41 is screwed in from the opposite side.

Then, as shown in FIG. 3 (b), one end of the connecting member 3 is placed on the lower horizontal surface (communication portion) 7a of the beam receiving member 7 attached to the side surface of the first horizontal member 1. Part, and at the same time, the plate-shaped portion 4a of the above-mentioned blade bolts 4, 4
And the bolt holes 50 at one end of the strips 5 and 5 are overlapped with each other, and the bolts 6 are inserted into the bolt holes 40 and fastened with nuts. Thereby, the connecting member 3 is fixed to the side surface of the first horizontal member 1.

The other end of the connecting member 3 and the second horizontal member 2 are connected by a pair of strips 5 and 5. This connection is performed as shown in FIG.
The connecting reinforcement fitting 8 is attached to the other end of the
One end of the second horizontal member is placed on the lower horizontal surface portion 8a of the second bracket, and the pair of strip metal members 5 and 5 are fixed with bolts 6 and 9 so as to straddle the connection reinforcing metal member 8. . As shown in FIG. 3 (b), the connection reinforcing metal fitting 8 extends from a pair of hooks 8b, 8b hooked on the upper end surface of the connection member 3, and from each of the hooks.
The lower ends of the pair of contact surface portions 8c and the pair of contact surface portions 8c that contact the side surface portion 3a of the connecting member 3 and the side surface portion 2a of the second horizontal member 2 are connected to form the lower end horizontal surface portion. The connection reinforcement 8 is attached to the connection member 3 by hooking the hooks 8b, 8b on the upper end surface of the connection member 3. The connecting member 3 is provided on the contact surface 8c of the connection reinforcing metal fitting 8.
A hole is formed in the second horizontal member 2 for fixing it with a nail or the like, and the connection state is reinforced by a nail or a screw as necessary.

The connection of the second horizontal member to the connecting member 3 for obtaining the connection structure of the present embodiment is performed by mounting the second horizontal member on the lower horizontal surface (communication portion) 8a of the connection reinforcing metal member 8. One end of the material is placed, and a pair of strip metal members 5 and 5 are additionally provided so as to straddle between the connecting member 3 and both side surfaces of the second horizontal member. Then, the bolts 6 and the bolts 9 respectively inserted into the connecting member 3 and the second horizontal member are tightly tightened with nuts, and the connecting member 3 is further attached to the first horizontal member 1 by the blade bolts 4. Tighten tightly. As a result, the first horizontal member, the connecting member 3 and the second horizontal member 2 are firmly tightened, and the connection structure of the present embodiment is obtained.

Since the connection structure of the present embodiment has the above-described configuration, it is not necessary to process a tenon or the like at the end of the material to be connected, and the connection can be easily carried out without a skilled worker. Also,
In the connection structure of the present embodiment,
Is connected to one end 5a of the strip metal 5, so that the pulling force of the blade bolt 4 is also transmitted to the second horizontal member 2 via the strip metal 5.
As a result, a connection structure having excellent bonding strength is obtained. Further, according to the connection structure of the present embodiment, it is possible to standardize the material length of the horizontal member such as a pillar, thereby realizing unification of the material. For example,
In the wooden building as shown in FIG. 4, when the second horizontal member 2 is connected to the side surface of the first horizontal member 1 at a right angle from the side, the second connecting member 3 is interposed between the second horizontal member 2 and the second horizontal member 2. The unification of the material length of the horizontal member 2 and the other horizontal member 2 'can be realized.

The connection structure of the present invention is not limited at all by the above embodiment, and can be appropriately changed without departing from the spirit of the present invention. For example, one end of the plate-shaped portion 4a of the pair of blade plate bolts 4 and 4 and one end of the strip metal pieces 5 and 5 disposed on the connection member 3 side is a single long bolt penetrating the connection member 3. 6 and a nut 60, the one end of the blade plate bolt 4 and the one end of the strip metal piece 5 are fixed with separate bolts for each side surface of the connecting member 3. May be.

Further, the blade plate bolt 4 for fixing the connecting member 3 to the first horizontal member 1 and the strip metal member 5 are fixed to the connecting member 3 and the second horizontal member 2 by straddling the same. The number of bolts can be set to an appropriate number if desired. Further, the beam receiving hardware 7 and the connection reinforcing hardware 8
Can be in any suitable form without being in the form of the above-described embodiment as long as the end portions of the connecting member 3 and the second horizontal member can be placed. For example, the connection reinforcing metal member may be a rectangular cylinder having one end portion that can be fitted to the connection member and the other end portion that can be fitted to the second horizontal member. Further, in the connection structure of the above embodiment, the pillar 10 is located below the connection portion of the connecting member 3 of the first horizontal member, but the connection structure of the present invention is a case where the pillar 10 is not located. May be.

[0021]

According to the connection structure of the present invention, there is provided a connection structure of a wooden building which is easy to construct and can standardize the length of a horizontal member such as a pillar so as to standardize the material. be able to. In particular, the present invention is extremely effective for connection between housing units on site in a housing unit having a frame member made of a horizontal member or a vertical member such as a column or a beam manufactured in advance in factory production.

[Brief description of the drawings]

FIG. 1 is a perspective view showing one embodiment of a connection structure of the present invention.

FIG. 2 is a plan view (a) and a side view (b) of the connection structure shown in FIG. 1;

FIG. 3 is a perspective view showing a method of constructing the connection structure of FIG. 1;

FIG. 4 is a plan view showing a beam structure of a wooden building to which the connection structure of FIG. 1 is applied.

FIG. 5 is a perspective view showing a conventional connection / joint.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 1st horizontal material 1a Top end surface 2 2nd horizontal material 2a Side surface part 3 Connecting member 4 Blade bolt 4a Plate-shaped part 4b Shaft part 5 Strip hardware 50 Bolt hole 6 Bolt 7 Beam receiving hardware 8 Connection reinforcing hardware 9 Bolt 10 Pillar

Claims (4)

[Claims] 1. A connection structure for a wooden building in which a second horizontal member is connected to a side surface of the first horizontal member at right angles from a side, wherein a short connecting member is connected to a side surface of the first horizontal member. And a second horizontal member is fixed to the other end of the connecting member. 2. A pair of strip-shaped members, wherein the first horizontal member and the connecting member are connected by a pair of blade bolts, and the connecting member and the second horizontal member have bolt holes near both ends. The plate-shaped portion of the blade bolt and one end of the strip-shaped metal provided on the connecting member side are overlapped with bolt holes formed in the plate-shaped portion and the one end, respectively. The connecting structure according to claim 1, wherein a bolt is inserted through the bolt hole and fixed to the connecting member. 3. A beam receiving member for the connecting member is attached to the first horizontal member, one end of the connecting member is placed on a horizontal surface at a lower end of the beam receiving member, and the connecting member is connected by the feather plate bolt. The member and the first horizontal member are tightly fixed to each other, and the beam receiving member is provided with a pair of locking portions that are locked on an upper end surface of the first horizontal member, and extends from the locking portion. A pair of abutting surfaces formed with an insertion hole for inserting a shaft portion of the blade bolt, and a communication portion that communicates between lower ends of the corresponding abutting surfaces to form the lower horizontal surface. Each of the pair of blade plate bolts has its plate-shaped portion fixed to both side surfaces of the connection member, and its shaft portion inserted into the insertion hole of the beam receiving bracket and the insertion hole formed in the first horizontal member. It is inserted, a nut is screwed to the tip of the shaft portion, and the connecting member is tightly fixed. That claim 1 or claim 2
Connection structure described in 1. 4. The connecting member has a length of 120 to 960 m.
The connection structure according to claim 1, wherein m is m.