JP3481584B2 - Joist mounting hardware - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION This invention relates to a joist mounting hardware,
In particular, for example, in a structure such as a steel house, the present invention relates to a joist mounting hardware for attaching joists to a barrel between a stud of a bearing wall on an upper floor and a stud of a bearing wall on a lower floor.

[0002]

2. Description of the Related Art A conventional joist mounting hardware 1 shown in FIG. 5 is made of a steel plate having a substantially L-shaped cross section and includes a first side plate 1a and a second side plate 1b. The joist mounting hardware 1 is for attaching the joist 2 to the barrel 3. The joists 2 are made of, for example, lip channel steel, and are provided with studs 6 on the bearing wall 5a of the upper floor 4a.
Between the a and the stud 6b of the load bearing wall 5b of the lower floor 4b, it was inserted into the groove of the barrel 3 made of, for example, channel steel, and attached using the joist mounting hardware 1. That is, the first side plate 1a of the joist attachment 1 is joined to the web 3a of the barrel 3 by the drilling tapping screw (hereinafter referred to as "screw") 7, and the second side plate 1b is attached to the web 2a of the joist 2. It was joined by screws 7. Also,
The joists 2 are also attached to the joist mounting hardware 1 between the stud 8a of the bearing wall 5a of the upper floor 4a and the stud 8b of the bearing wall 5b of the lower floor 4b.
It was attached to the barrel 3 using.

The axial force generated in the studs 6a on the upper floor 4a is transmitted to the studs 6b on the lower floor 4b through the barrel 3 and joists 2 and the like.

[0004]

However, in the conventional joist mounting hardware 1, since the height of the first side plate 1a and the second side plate 1b is smaller than the height of the web 3a of the barrel 3,
Although this joist fitting 1 is provided in the vicinity of the stud 6a of the upper floor 4a and the stud 6b of the lower floor 4b on the axis, it does not function to transmit the axial force between the studs of the upper and lower floors.

Therefore, a main object of the present invention is to provide a joist mounting hardware capable of transmitting the axial force between the studs on the upper and lower floors.

[0006]

SUMMARY OF THE INVENTION The present invention provides a steel
It is installed between the studs of the load bearing wall on the upper floor and the studs of the load bearing wall on the lower floor in the us , and constitutes the steel house
A joist mounting metal having the same thickness as the construction member, for attaching joists to the sword , having the same or almost the same height as the web of the sword, and contacting or approaching the web of the sword A first side plate , a second side plate that has the same or substantially the same height as the first side plate and is raised from one lateral edge of the first side plate and is in contact with or close to the joist web ;
Same or almost the same height as the first side plate and smaller than the second side plate
Up from the other lateral edge of the first side plate with a certain width
The same or almost the same height as the third side plate and the second side plate
And a lateral direction of the second side plate having a width smaller than that of the first side plate
It is a joist attachment metal fitting provided with the 4th side plate raised from one end edge .

[0007]

The first side plate is brought into contact with or close to the web of the barrel and is fixed to the barrel by, for example, a drilling tapping screw (hereinafter referred to as "screw"), and the second side plate is brought into contact with the joist web or They are brought close to each other and fixed to the joist with screws, for example. In this way, the joists are attached to the barrel between the studs of the load bearing wall on the upper floor and the studs of the load bearing wall on the lower floor by using the joist mounting hardware. Since the heights of the first side plate and the second side plate are set to be the same as or substantially the same as the height of the web of the barrel, for example, between the upper and lower flanges of the barrel made of channel steel or the floor plate of the upper floor and the lower floor. The space between the bearing wall and the track is supported by this hardware. In other words, this hardware can function as a member against the axial force generated in the studs on the upper and lower floors.
Therefore, the axial force generated in the stud on the upper floor is transmitted to the metal object from the barrel or the floor plate. Then, the axial force transmitted to the hardware is transmitted to the studs on the lower floor via the barrel and the truck on the lower floor.

The hardware may further include a bottom plate continuously formed at the lower edges of the first side plate and the second side plate. Furthermore, the hardware may further include a top plate that is continuously formed at the upper edges of the first side plate and the second side plate.
In this case, the first side plate and the second side plate are reinforced, and the strength and rigidity of the metal product itself are improved.

The metal piece may further include a third side plate raised from the other lateral edge of the first side plate and a fourth side plate raised from one lateral edge of the second side plate. Also in this case, the first side plate and the second side plate are reinforced, and the strength and rigidity of the metal product itself are improved.

[0010]

According to the present invention, a joist can be attached to the glove and axial force can be transmitted between the upper floor stud and the lower floor stud. Also,
The strength and rigidity of the installation location of the joist is improved, and the joist and the bodice can be reinforced.

The above-mentioned objects, other objects, features and advantages of the present invention will become more apparent from the following detailed description of the embodiments with reference to the drawings.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A joist mounting hardware (hereinafter referred to as "metal") 10 of this embodiment shown in FIG. 1 is, for example, shown in FIGS.
In the steel house 100 as shown in FIG.
For attaching to the barrel 14, and includes a first side plate 16, a second side plate 18, a bottom plate 20, a third side plate 22, and a fourth side plate 24. The metal fitting 10 is made of, for example, a steel plate, and has a plate thickness of 0.8 mm to, like the structural members such as the lip grooved steel and the grooved steel forming the steel house 100.
It is set to about 1.6 mm.

The first side plate 16 is formed in, for example, a rectangular shape, and the height of the first side plate 16 is set to be substantially the same as the height of the web 14a of the barrel 14 made of, for example, channel steel. . More specifically, in this embodiment, since the joist 12 is attached to the barrel 14 with one end of the joist 12 made of, for example, lip channel steel inserted in the groove of the barrel 14, the height of the first side plate 16 is increased. Is the height of the inner surface of the web 14a, that is, the upper flange 14b and the lower flange 14c.
Are set to be the same or almost the same. The width of the first side plate 16 in the lateral direction (X direction in FIG. 1) is set appropriately. For example, in this embodiment, the width of the web 30a of the truck 30 of the load bearing wall 28 of the upper floor 26 and the load bearing wall 34 of the lower floor 32.
The width of the web 36a of the truck 36 is set to be substantially the same. A predetermined number (three in this embodiment) of screw holes into which a drilling tapping screw (hereinafter referred to as “screw”) 38 is driven at a predetermined position of the first side plate 16 (for example, a substantially central portion in the lateral direction). 40 is formed. Then, the first side plate 16 is fixed to the web 14a of the barrel 14 by coming into contact with or close to the web 14a of the barrel 14 and driving the screw 38 into the screw hole 40 (FIG. 4).

The second side plate 18 is formed, for example, in a rectangular shape or the like, and is formed continuously from one lateral edge 16a of the first side plate 16 upright. The height of the second side plate 18 is set to be substantially the same as the height of the first side plate 16. Second
The width of the side plate 18 in the lateral direction (Y direction in FIG. 1) is appropriately set, and in this embodiment, it is set to be substantially the same as the width of the first side plate 16 in the lateral direction. A predetermined number (three in this embodiment) of screw holes 40 into which the screws 38 are driven are also formed at predetermined positions of the second side plate 18 (for example, a substantially central portion in the lateral direction). The second side plate 18 is the web 12 a of the joist 12.
Is fixed to the web 12a of the joist 12 by abutting on or in proximity to the screw and driving the screw 38 into the screw hole 40 (FIG. 4).

The bottom plate 20 is formed, for example, in a rectangular shape and is continuously formed on the lower end edge 16b of the first side plate 16 and the lower end edge 18b of the second side plate 18, that is, the lower end edge 16b of the first side plate 16. The edge 20a on the second side plate 18 side rises from the second side plate 1 while being continuously formed from the second side plate 1.
8 is continued to the lower edge 18b. The width of the bottom plate 20 in one lateral direction (X direction in FIG. 1) is set to be substantially the same as the width of the first side plate 16 in the lateral direction, and the width in the other lateral direction (Y direction in FIG. 1) is set to the second side plate. The width is set to be substantially the same as the width in the lateral direction of 18. At a predetermined position of the bottom plate 20 (for example, a substantially central portion),
A predetermined number of screws 38 (one in this embodiment)
Screw holes 40 are formed. Then, the bottom plate 20 is brought into contact with or close to the lower flange 14 c of the barrel 14 and the screw 38 is driven into the screw hole 40, whereby the barrel 1
4 lower flange 14c or track 36 web 36
It is fixed to a. With this bottom plate 20, the first side plate 16
Also, the second side plate 18 is reinforced, and the strength and rigidity of the metal 10 itself are improved.

The screw holes 40 of the first side plate 16, the second side plate 18 and the bottom plate 20 do not have to be formed in advance.

The third side plate 22 is formed, for example, in a rectangular shape, and is formed continuously from the other lateral edge 16c of the first side plate 16 in the same direction as the second side plate 18 is formed. To be done. The lower edge 22a of the third side plate 22 is continuous with the bottom plate 20. The height of the third side plate 22 is equal to that of the first side plate 16.
Set to be almost the same as the height of. The width of the third side plate 22 in the lateral direction (Y direction in FIG. 1) is appropriately set so as not to hinder the screwing work from the third side plate 22 side to the second side plate 18. The third side plate 22 reinforces the first side plate 16 and improves the strength and rigidity of the metal product 10 itself.

The fourth side plate 24 is formed in a rectangular shape, for example, and is formed continuously from one lateral edge 18a of the second side plate 18 in the same direction as the first side plate 16 is formed. To be done. The lower edge 24a of the fourth side plate 24 is continuous with the bottom plate 20. The height of the fourth side plate 24 is equal to that of the second side plate 18.
Set to be almost the same as the height of. The width of the fourth side plate 24 in the lateral direction (X direction in FIG. 1) is appropriately set so as not to hinder the screwing operation from the fourth side plate 24 side to the first side plate 16. The fourth side plate 24 reinforces the second side plate 18 and also improves the strength and rigidity of the metal product 10 itself.

In manufacturing the metal piece 10, for example, first, the first side plate 16, the second side plate 18, and the third side plate 22 are first prepared.
A rectangular steel plate having a predetermined size corresponding to the fourth side plate 24 is prepared. Next, the predetermined portions of this steel plate are bent to form the first side plate 16, the second side plate 18, the third side plate 22, and the fourth side plate 24. On the other hand, a square steel plate having a predetermined size corresponding to the bottom plate 20 is separately prepared. Then, each edge of the steel plate (bottom plate 20), the lower edge 16b of the first side plate 16, the lower edge 18b of the second side plate 18, the lower edge 22a of the third side plate 22, and the lower edge 24a of the fourth side plate 24.
These are integrated by welding and.

The method of manufacturing the metal product 10 is not limited to the above-described one, and may be modified as appropriate. For example, steel plates having predetermined dimensions corresponding to the first side plate 16, the second side plate 18, the bottom plate 20, the third side plate 22, and the fourth side plate 24 are prepared, and the respective edges are welded to integrate them. You may do it.

As shown in FIG. 2 and FIG. 3, in the steel house 100, on the load bearing wall 34 which constitutes the wall of the lower floor 32, the barrel 14, the joist 12 and the structure constituting the floor assembly of the upper floor 26. A floor plate 42 (shown by a chain line in FIG. 2) made of plywood or the like is provided, and a load bearing wall 28 forming a wall of the upper floor 26 is provided on the floor plate 42.

The load bearing wall 34 of the lower floor 32 includes, for example, a stud 44 in which two lip channel steels 44a and 44b are assembled together on the web back side and a track 36 made of channel steel. The studs 44 are arranged at both lateral ends of the bearing wall 34, and the tracks 36 are arranged at both longitudinal ends (upper and lower ends) of the bearing wall 34. Screwed by. Further, a stud 46 made of, for example, lip channel steel is provided between the studs 44 at both ends. Upstairs 26
The bearing wall 28 is also constructed similarly to the bearing wall 34 of the lower floor 32 and includes studs 48, tracks 30 and studs 50. The bearing wall 28 of the upper floor 26 is formed by the studs 4 of the upper floor 26.
8 and studs 50 are provided so as to be coaxial with the studs 44 and studs 46 of the lower floor 32.

The joist 12 is attached to the barrel 14 using the metal fitting 10 between the stud 48 on the upper floor 26 and the stud 44 on the lower floor 32. Bearing walls 28 and 34
In, since the axial force is generated in the studs 48 and 44, the metal fitting 10 is applied. Joist 12 and hardware 1
0 is provided on substantially the same axis as the axes of the studs 48 and 44. For example, in the joist 12, one lip groove steels 48a and 44a of the studs 48 and 44 are located above and below the joist 12, and the other lip groove steels 48b and 44b of the studs 48 and 44 are located above and below the hardware 10. It will be installed in the same way.

The joist 12 has the studs 50 and 46 located above and below the joist 12 between the stud 50 of the upper floor 26 and the stud 46 of the lower floor 32, so that the conventional joist attachment 1 It is attached to the barrel 14 using. This is because no axial force is generated in the studs 50 and 46 in the load bearing walls 28 and 34.

A joist 12 is inserted using this metal object 1
4 is attached, for example, first, the second side plate 18 is brought into contact with or brought close to the back surface of the web 12a at the end of the joist 12 and the screw 38 is driven into the screw hole 40 of the second side plate 18 to make the joist 12 Attach the hardware 10 to. Next, the joist 12 to which the metal fitting 10 is attached is fitted into the groove of the barrel 14 and arranged at a predetermined position, and the first side plate 16 is brought into contact with or close to the inner surface of the web 14a of the barrel 14, The bottom plate 20 is brought into contact with or brought close to the inner surface of the lower flange 14c of the barrel 14. Then, the screw hole 4 of the first side plate 16
The screw 38 is driven into 0 to fix the first side plate 16 to the barrel 14, and the screw 38 is driven into the screw hole 40 of the bottom plate 20 to secure the bottom plate 20 to the barrel 14 or the track 36. Although not shown, the other end of the joist 12 is similarly attached to the other barrel 14 using the metal piece 10.

The method of attaching the joist 12 to the barrel 14 using the metal 10 is not limited to the above-mentioned method, but may be changed as appropriate.

In this way, the joist 1 is made by using the hardware 10.
When 2 is attached to the barrel 14, the heights of the first side plate 16, the second side plate 18, the third side plate 22 and the fourth side plate 24 are set to be the same as or substantially the same as the height of the web 14a of the barrel 14. Therefore, the upper edge of each of the first side plate 16, the second side plate 18, and the third side plate 22 is the upper flange 14 of the barrel 14.
The inner surface of b contacts or approaches, and the lower surface of the bottom plate 20 contacts or approaches the inner surface of the lower flange 14c of the barrel 14.
That is, the upper flange 14b and the lower flange 1 of the barrel 14
The metal piece 10 is supported between 4c and 4c. In other words, the hardware 10 can function as a member against the axial force generated in the studs on the upper and lower floors. Also, joist 1
2 also supports between the upper flange 14b and the lower flange 14c of the barrel 14.

For example, the axial force generated in the stud 48 on the upper floor 26 is transmitted to the barrel 14 via the track 30 and the floor plate 42 on the upper floor 26. In this embodiment, the joist 12 is inserted into the groove of the barrel 14, but the bottom plate 42 is slightly deformed and fits into contact with the trunk 14 and the joist 12, so that the axial force is directly applied from the floor plate 42 to the joist. It is also transmitted to 12. Subsequently, since the upper flange 14b of the barrel 14 is supported by the upper edge of the hardware 10 and the upper flange 12b of the joist 12, the axial force of the barrel 14 is increased.
It is also transmitted to the hardware 10 and joists 12. And
The axial force is transmitted again from the bottom plate 20 of the hardware 10 and the lower flange 12c of the joist 12 to the barrel 14 and from the barrel 14 to the stud 44 via the track 36 of the lower floor 32.

According to this embodiment, the joist 12 is fitted with the joist 1
4 can be mounted, and the transmission of the axial force between the stud 48 of the upper floor 26 and the stud 44 of the lower floor 32 can be performed. Further, since the hardware 10 is provided on substantially the same axis as the stud 48 of the upper floor 26 and the stud 44 of the lower floor 32, more accurate axial force transmission can be performed. Further, the rigidity, strength, and the like of the attachment portion of the joist 12 are improved, and the joist 12 and the body insert 14 can be reinforced.

In the above embodiment, the third side plate 22 and the fourth side plate 24 are provided to reinforce the first side plate 16 and the second side plate 18, but they may not be provided. However, it goes without saying that it is necessary to secure necessary strength, rigidity and the like in the entire metal fitting 10.

Although the bottom plate 20 is provided, the bottom plate 20 may not be provided. However, in this case as well, it is needless to say that it is necessary to secure necessary strength, rigidity and the like in the entire metal fitting 10. Of course, in this case as well, the third side plate 22 and the fourth side plate 24 may not be provided.

Further, top plates of, for example, a rectangular shape may be continuously formed on the upper edges of the first side plate 16 and the second side plate 18. Such a top plate is fixed to the floor plate 4 by screws 38.
Try to fix it to 2. In this case, the strength and rigidity of the hardware 10 itself can be further improved, and the axial force from the upper floor 26 changes from the top plate to the first side plate 16 and the second side plate 1.
8, the third side plate 22 and the fourth side plate 24 may be shared and transmitted. In this case also, the third side plate 22
The fourth side plate 24 may not be provided, and the bottom plate 2
It is needless to say that 0 may not be provided, and that all the third side plate 22, the fourth side plate 24, and the bottom plate 20 may not be provided.

In each of the above-described embodiments, the body insert 14 is provided with the groove of the body insert 14 facing the joist 12 side. However, in the case of the body insert 14, the back surface of the web 14a faces the joist 12 side. May be provided. In such a case, the joist 12 is attached with one end of the joist 12 being abutted against the back surface of the web 14a of the barrel 14. Hardware 10
The height of the first side plate 16, the second side plate 18, the third side plate 22, and the fourth side plate 24 is the height of the back side of the web 14a of the barrel 14 (the back side of the web 12a of the joist 12). Height) is set to be the same or almost the same. Therefore, the upper edge of the hardware 10 abuts or comes close to the floor plate 42,
The lower surface of the bottom plate 20 abuts on or approaches the track 36.
Axial force from the stud 48 of the upper floor 26 is transmitted to the hardware 10 from the floor plate 42 without passing through the barrel 14. Then, the axial force transmitted to the hardware 10 is transmitted to the truck 36 on the lower floor 32, and the stud 44 is passed from the truck 36.
Be transmitted to. Also in this case, as described above, the third side plate 22 or the fourth side plate 24, the bottom plate 20, or all of them may not be provided, or the top plate may be further provided.

The stud 48 on the upper floor 26 and the lower floor 32
The stud 44 may be connected by a hole down hardware and bolts and nuts (not shown). In this case, when these are provided on the mounting side of the hardware 10, a bolt hole for inserting a bolt is formed at a predetermined position of the bottom plate 20. In addition, when the metal plate 10 is provided with a top plate, bolt holes are also formed in the top plate.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a perspective view showing a usage pattern of the joist mounting hardware of the embodiment of FIG.

FIG. 3 is a front view showing a usage pattern of the joist mounting hardware of the embodiment of FIG.

FIG. 4 is an illustrative view showing a usage pattern of the joist mounting hardware of the embodiment in FIG. 1;

FIG. 5 is a perspective view showing a conventional technique.

[Explanation of symbols]

10 ... joist mounting hardware 12 ... joist 14 ... Body 16 ... First side plate 18 ... Second side plate 20 ... Bottom plate 22 ... Third side plate 24 ... Fourth side plate 26… Upstairs 28, 34 ... Bearing wall 32 ... Lower floor 44, 48 ... Stud

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Claims (3)

(57) [Claims] 1. A steel house provided between a stud of a load bearing wall on an upper floor and a stud of a load bearing wall on a lower floor , wherein:
It has the same thickness as the structural members that make up the steel house.
And, a joist attachment hardware for attaching the joists to the trunk feeding, the first side plate of the same either substantially contact with or in proximity to and the cylinder feed of the web having the same height as the web of the cylinder insertion, the first first side plate or equal substantially the second side plate the same as a height in contact with or in proximity to the web of and the joists raised from lateral one end edge of said first side plate has a the same as the first side plate Almost the same height and the second side plate
The other lateral edge of the first side plate having a smaller width
A third side plate that is raised from the first side plate and the same or substantially the same height as the second side plate.
One lateral edge of the second side plate having a smaller width
A joist mounting hardware that includes a fourth side plate that is launched from . 2. The first side plate , the second side plate , the third side
The joist attachment hardware according to claim 1, further comprising a plate and a bottom plate continuously formed at a lower end edge of the fourth side plate. 3. The first side plate , the second side plate , the third side
The joist mounting hardware according to claim 1 or 2 , further comprising a plate and a top plate that is continuously formed on an upper edge of the fourth side plate .