JPH0913500A - Joint structure of column, groundsill, and foundation in wooden frame work and joint metallic material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a joint structure of a column, groundsill, and a foundation and a metallic material for joining them which have large proof stress against pulling out, can be used in a bearing wall having a large wall area index, in which metallic material is not exposed to the outside, and have excellent design. SOLUTION: A groundsill metallic material 1 is attached to an anchor bolt 17 of a foundation, a joint plate 5 of the groundsill metallic material 1 is inserted into a slit 8 of a groundsill 2 to join them by a pin member 23. On the other hand, a column 16 is joined by a pin member 22 by attaching a column leg metallic material 15 on the anchor bolt 17 from above the groundsill metallic material 1 and inserting the metallic material 15 from a lower end face of the column.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a wooden frame,
The present invention relates to a joint structure for joining a foundation and a base, a foundation and a base, and a foundation and a lower end of a column, and a joint metal fitting for the joint structure.

[0002]

2. Description of the Related Art FIG. 5 shows an example of joining bases of a conventional shaft construction method, in order from (A) of the figure, (A) eye-growing radish mortise split wedge punching, (B) large insert dovetail. Hang, (C) Sumoneme radish mortise wedge wedge,
(D) Shows Daiwadome. On the other hand, FIG. 6 also shows a joint structure of a base and a pillar of the conventional construction method, (A) shows a joint called flat mortise punching plugging, and (B) shows a joint by a fan mortise. (31) is the pillar, (32) is the tenon, and (33) is the base (same below).

FIG. 7 shows a structure in which a pillar that receives pulling force is joined to a base. (A) uses a tenon (32) and a spigot (34), and (B) a tenon (32). The nail is fixed with a nail (35), and (C) is a combination of a tenon (32) and a corner metal fitting (36).

Further, FIG. 8 shows a joining method used in the frame wall construction method, in which the pillar (31) is joined to the anchor bolt (38) by using the hole-down hardware (37) so as to withstand a large pulling force. It is the one.

[0005]

In the structure of FIG. 5 in which the bases are joined to each other in the above-described conventional structure, the structure of the joint portion is extremely delicate and clever, and can be processed only by a skilled professional. Is. In addition, when the pillar (31) and the base (33) are joined, the pulling force applied to the pillar (31) is not taken into consideration in the method of FIG. 6 (B) using only the tenon (32). There is a drawback in that it cannot be used in such a portion.

Therefore, the portion to which the pulling force is applied is shown in FIG.
Although the method of (A) and FIG. 7 is used, this method has a drawback that the withdrawal proof stress is as small as 450 to 600 kg, and that it can be used only for a wall magnification of about 1.0 times. is there.

On the other hand, the hole-down hardware of the frame wall construction method (37)
Then, the one with large bearing capacity has a length of 50 cm, and the pillar (3
In the case of a building that exposes 1), there is a drawback that this hole-down hardware (37) is visible from the outside and the appearance is deteriorated. Further, since there is a large hole-down hardware (37) at the corner portion, there is an inconvenience that it interferes with bracing, floor or wall mounting.

The present invention eliminates the above-mentioned conventional drawbacks and can be used for a bearing wall having a large pulling-out proof strength and a large wall magnification, and a metal base is hardly exposed to the outside, which is an excellent design base. The purpose of the invention is to provide a joint structure for columns and foundations and a metal fitting.

[0009]

In order to solve the above problems, in the joint structure of the present invention, a base metal object is externally fitted and attached to an anchor bolt protruding from a foundation, and
The base plate and the joint plate are inserted into the slits of the base end face by inserting the joint plate protruding to the side of the base metal, and the base member and the joint plate are joined by the pin member inserted from the side face of the base through the joint plate. It is characterized in that the lower end of the column is fixed to the upper side of the metal object while being connected to the anchor bolt.

In the above, since the lower end of the pillar is fixed to the foundation side, in the invention of claim 2 of this application, the pillar leg metal fitting is screwed to the upper end of the anchor bolt projecting to the upper side of the base metal fitting so that the lower end surface of the pillar The pillar and the pillar pedestal are joined by a pin member inserted into the pillar and penetrating the pillar pedestal from the side surface of the pillar.

When the pillar pedestal is attached, the method according to claim 3
In the invention, the nut is screwed to the anchor bolt on the lower side of the anchor bolt to position and fix the column pedestal.

Further, it is conceivable that the left and right corners of the base end are cut off at 45 degrees so that they can be attached without interfering with each other at the corners.

Further, the first of the joining metal objects of the present invention is to join a base and a base, and a mounting main body externally fitted to an anchor bolt projecting from the base, and a side projecting from the mounting main body. It is characterized in that it comprises a joint plate inserted into a slit at the end of the base, and the joint plate is formed with an insertion hole through which a pin member inserted from the side surface of the base penetrates. In this case, it is conceivable that a part of the insertion portion of the joining plate into which the member is inserted is a notch formed from the upper end.

Similarly, the second of the joint metal fittings of the present invention is a column base metal fitting to be inserted into the mortise of the lower end surface of the pillar, and is a screwing portion for screwing to the upper end of the anchor bolt, and is inserted from the side surface of the pillar. And an insertion hole through which the pin member is inserted.

It is also conceivable that this pillar pedestal is composed of a rod-shaped member having a screw hole for screwing into the anchor bolt at the lower end surface.

[0016]

According to the above construction, since the joining plate of the base metal is inserted into the slit of the base and is joined by the pin, the exposed structure is very small and the appearance is excellent.

Further, since the column base is joined to the anchor bolt on the upper side of the base metal article, the column base has high strength against pulling out. Further, since the metal fitting for joining the pillar is inserted into the lower end of the pillar and joined by the pin, only the end face of the pin is exposed to the outside.

[0018]

EXAMPLES In FIG. 1, (1) is a base (2) and a base
(2) and the base metal for joining the base (2) and the concrete foundation (3) are shown. This base hardware (1)
Is a vertical mounting body (4) consisting of a short, thick metal pipe, and a vertical metal joint welded so as to project horizontally outward from the side surface of the mounting body (4). It consists of plates (5) and (5). In this embodiment, the case of mounting at the corner portion is shown, and therefore, the joining plates (5) and (5) are mounted at right angles to each other so as to project toward the bases (2) and (2). The pin insertion portions (6) and (7) are formed at the middle of the joining plate (5) in the longitudinal direction and at the tip portion. The pin insertion portion (7) on the tip end side has a V-shaped notch from the upper end surface. Notched shape, intermediate pin insertion part
(6) is a through hole. The base (2) (2) is provided with a slit (8) penetrating up and down over the longitudinal end of the base (2) over a certain depth from the center, that is, the length into which the joining plate (5) is inserted. Further, both left and right corners of the tip are cut off (9) in a 45 ° inclined shape. Furthermore, a pin insertion hole (1) that penetrates the slit (8) corresponding to the insertion portions (6) and (7) is formed on the side surface of the base (2).
0) and (10) are formed. (11) is a corner cover made of the same wood as the base (2), and is formed in an L shape when viewed from the top, and the tip of the corner cover fits the cutout part (9) of the base (2). Cut off at 45 degrees (12)
Have been.

(15) is an anchor bolt (1
It is a column pedestal for joining to the tip of 7), is a rod made of round steel, and has an anchor bolt (17) on its lower end surface.
A screw hole (18) to be screwed into the male screw at the upper end is processed, and three pin insertion holes (19) (1) are provided on the upper side of the screw hole (18).
9) are formed by alternately changing their angles by 90 degrees. Further, the lower end surface of the pillar (16) is formed with a mortise (20) into which the pillar pedestal (15) is inserted, and this mortise
(20) so as to penetrate, on the side surface of the pillar (16), the pin insertion hole (21) (2) corresponding to the pin insertion hole (19) of the pillar base metal (15).
1) ... are similarly formed by alternately changing the 90-degree angle.

In the figure, (22) is a drift pin for joining the lower ends of the columns (16), (23) is a drift pin for joining the base (2), and (24) is a column base metal member. On the lower side of (15), there is shown a positioning and fixing nut screwed into the male screw on the upper end of the anchor bolt (17).

Now, a method of joining the base (2) and the pillar (16) will be described based on the above configuration. First, the base metal (1) is installed on the top end of the foundation (3) by externally fitting the mounting body (4) to the upper end of the anchor bolt (17) from above. In this state, the joining plates (5) and (5) are inserted into the slits (8) of the bases (2) and (2), respectively. At that time, the drift pin (23) (23) that joins the base (2), the insertion part consisting of the cutout part
The drift pin (23) corresponding to (7) is inserted into the pin insertion hole (10) of the base (2) in advance before its installation, and in this state, the drift pin (23) is inserted from above. Insert it so that it fits into the insertion part (7).
Since it is cut out in a V shape, it is naturally positioned at the correct position, the other pin insertion holes (10) (6) are aligned, and the other drift pin (23) is from the outside. The base (2) can be easily fixed by driving and inserting. As mentioned above, since the ends of the bases (2) and (2) are cut off at 45 degrees (9), the bases (2) and (2) in the directions perpendicular to each other do not interfere with each other,
That is, it can be installed without performing on-site processing.

Further, as shown in FIG. 2, in the outer portion of the corner, the cutout (9) creates a space portion to expose the hardware (1).
Fit the (11) from the outside and use the wood screws (24) to attach the base.
It is fixed to (2). The cover (11) may be fixed after the pillar (16) is attached. In this case, in the part exposed in this way, the cut-off (9)
It is conceivable that the cover (11) is not necessary without forming the base, but then, the cut-off (9) may be provided or not provided depending on the position of the base (2), and the base may be omitted.
The number of types of (2) will increase, but by doing so, it is sufficient to add only the cover (11).

After mounting the base (2) as described above,
The positioning nut (24) is screwed into the male screw part at the upper end of the anchor bolt (17) protruding from the base (2), and the screw hole (18) at the lower end of the column foot metal fitting (15) is further screwed from above. Set up. At this time, by rotating the positioning nut (21), the vertical position of the column base metal piece (15) is adjusted, and the column base metal piece (15) is fixed so as not to rotate in the state of being positioned in this way. In this way, the column base metal fittings
After installing (15), the mortise at the bottom of the pillar (16) to the metal (15)
Install the pillar (16) so that (20) is fitted onto the hardware (15),
The drift pin (22) is driven from the outside so as to penetrate through the pin insertion holes (19) (22) coinciding with each other, and the pillar (16) is joined to the anchor bolt (17) side. Since the pin insertion hole (20) of the pillar (16) is formed diagonally so as to pass through the corner of the cross section of the pillar (16), it is possible to lengthen the pin (22) and increase the proof stress. Can be big.

[0024]

As described above, according to the present invention, first, the base metal joint plate is inserted into the slit of the base and is joined by the pin, so that the exposed portion is almost the end plate of the pin and the joint plate of the slit portion. Only the edges are provided, and the joining structure has an excellent appearance as compared with the conventional one using a metal.
Similarly, since the lower end part of the pillar is also joined with the metal object inserted into the pillar, only the pin end is exposed as described above, and the appearance will be improved even if it is used in a building with a structure where the pillar is exposed. There is no loss. Moreover, by using a metal object, it has a high strength against pulling out and the like and can also be used for a bearing wall portion having a large wall magnification.

In addition, since the extra parts do not project to the corners at the lower ends of the columns, there is no hindrance to the floor, the brace of the bearing wall, the attachment of the wall, and the like. Furthermore, since the bottom end of the pillar and the joint part of the base only form slits and mortises, it does not require a professional worker and can be easily processed in the factory, and it has a structure with excellent drawing strength. While
It can be manufactured at low cost.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a joint portion between a base and a column base showing an embodiment of the present invention.

FIG. 2 is a vertical cross-sectional view of the same joint.

FIG. 3 is a cross-sectional view of a joint portion of the same.

FIG. 4 is a sectional view taken along line AA of FIG. 2;

5A and 5B are a plan view and a perspective view showing a base-to-base joining method in a conventional conventional frame assembly method.

FIG. 6 is a schematic view showing a conventional joint structure between a base and a connecting portion of a pillar.

FIG. 7 is a side view showing a structure of a conventional base and a connection portion of a pillar.

FIG. 8 is a perspective view showing a conventional joint structure of a column lower end portion using a hole-down hardware.

[Explanation of symbols]

 (1) Base metal (2) Base (3) Foundation (4) Mounting body (5) Joining plate (6) Pin insertion hole (7) Pin insertion part (8) Slit (10) Pin insertion hole (11) Cover ( 15) Pole leg hardware (16) Pole (17) Anchor bolt (18) Screw hole (19) Pin insertion hole (20) Mortise hole (22) Drift pin (23) Drift pin

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[Procedure amendment]

[Submission date] January 11, 1996

[Procedure amendment 1]

[Document name to be amended] Drawing

[Correction target item name] All figures

[Correction method] Change

[Correction contents]

[Figure 3]

FIG. 4

FIG.

[Fig. 2]

[Figure 5]

FIG. 6

FIG. 7

[Figure 8]

Claims (8)

[Claims] 1. A base metal object is externally fitted and attached to an anchor bolt projecting from a foundation, and a joint plate protruding laterally of the base metal object is inserted into a slit of an end face of the base metal to penetrate the joint plate. A wooden frame assembly characterized in that the base and the joint plate are joined by a pin member inserted from the side of the base, and the lower end of the column is fixed to the upper side of the base metal in a state of being connected to the anchor bolt. Joint structure of pillar, foundation and foundation in. 2. A pin which is screwed onto the upper end of an anchor bolt projecting to the upper side of the base metal fitting and inserted into the pillar from the lower end surface of the pillar, and which is inserted through the pillar base metal fitting from the side surface of the pillar. The joint structure of a pillar, a base, and a foundation in a wooden frame structure according to claim 1, wherein the pillar and the pillar pedestal are joined by a member. 3. The structure for joining a pillar, a base and a foundation according to claim 2, wherein a nut for positioning and fixing the pillar pedestal is screwed to an anchor bolt below the pillar pedestal. 4. The wooden shaft according to claim 1, wherein the left and right corners of the base end are cut off at 45 degrees, and a cover is attached to the cut-out portion outside the corner at the corner of the foundation. Joint structure of columns, foundations and foundations in a set. 5. A mounting body externally fitted to an anchor bolt projecting from a foundation, and a joint plate projecting laterally from the mounting body and inserted into a slit at an end of a base, wherein the joint plate has a side surface of the base. An insertion hole through which a pin member inserted from is formed, and a metal fitting for a foundation and a base in a wooden framework. 6. The joint structure of a pillar / base and a foundation in a wooden frame according to claim 5, wherein a part of the pin member insertion portion of the joint plate is a cutout portion formed at an upper end of the joint plate. 7. A column pedestal which is inserted into a mortise on the lower end surface of the column, and a screwing portion for screwing to the upper end of the anchor bolt, and an insertion hole through which a pin member inserted from the side surface of the column penetrates. A metal fitting for a pedestal in a wooden frame, characterized by being provided with. 8. The connection member for a column base in a wooden frame according to claim 7, wherein the column base metal member is a rod-shaped member having a screw hole for screwing into an anchor bolt on a lower end surface thereof.