JP2941225B2 - Panel mounting hardware - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a panel mounting hardware which is advantageous for mounting a panel such as a lightweight cellular concrete panel (hereinafter referred to as "ALC panel") to a frame.

[0002]

2. Description of the Related Art As shown in FIG. 13, an ALC panel is constructed such that bolts 2 previously planted in a panel 1 are inserted into bolt insertion holes 3a of a panel support plate 3, and the panel 1 is fixed to the panel support plate 3 by nuts 4. The panel support plate 3 is attached to the beam 5 or the like by welding the panel support plate 3 to an angle member 6 welded to the beam 5 or the like.

[0003] As a method of implanting the bolt 2 in the panel 1, an insertion hole 7 such as a support rod is drilled in the edge 1 a of the panel 1, and a bolt insertion hole 8 is drilled in the back surface 1 b of the panel 1. The end of the bolt 2 inserted in the bolt insertion hole 8 is locked in the panel 1 by a support rod 9 or the like inserted in the support rod insertion hole 7, and the bolt 2 is held by the panel 1.

As a panel mounting hardware for implementing such a bolt installation method, Japanese Patent Publication No. 4-16579
No., JP-A-59-170346, and Jpn.
No. 08, No. 60-152715, No. 1-96
No. 919 and JP-A-6-65502.

[0005]

However, in the panel mounting hardware already provided, the structure or shape is complicated or the assembling is complicated.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide a panel mounting hardware which is simple in structure and shape and easy to assemble.

[0007]

According to the first aspect of the present invention, there is provided a panel mounting hardware, wherein a support rod insertion hole is formed in a small opening of the panel, and a bolt insertion hole is formed in a back surface of the panel. In a panel mounting hardware, an insertion hole is communicated with the support rod insertion hole, and an end of a bolt inserted into the bolt insertion hole is locked in a panel by a support rod inserted into the support rod insertion hole. A slit for inserting the locking portion of the bolt is formed along the generatrix of the pipe, and a slit for restraining the bolt is extended from an end of the slit for inserting the locking portion in a circumferential direction of the pipe. At the same time, the ends of the bolts are bent at substantially right angles to form locking portions.

According to the first aspect of the present invention, the locking portion of the bolt faces the inside of the pipe through the slit for inserting the locking portion of the bolt, and the pipe is rotated to rotate the pipe. The slit is fitted to the shaft of the bolt, and the locking portion of the bolt is engaged with the edge of the bolt restraining slit.

According to the second aspect of the present invention, a notch is formed in one side of the flat plate as the slit for inserting the locking portion, and the side is curved so as to face the opposite side. Further, a gap as a slit for inserting the locking portion of the bolt is secured to form the pipe.

According to the second aspect of the present invention, since the bolt restraining slit can be formed in a flat plate, the working is easy, and the slit for inserting the locking portion of the bolt is not required, so that the cost is reduced.

According to the third aspect of the present invention, a claw is formed at an opening edge of the bolt restraining slit in a direction to narrow the opening.

According to the third aspect of the invention, the bolt accommodated in the bolt restraining slit is prevented from returning from the bolt restraining slit to the bolt locking portion insertion slit by the claw.

According to the panel mounting hardware of the present invention, the inner surface of the joint portion between the locking portion of the bolt and the bolt main portion is curved or inclined.

According to the fourth aspect of the present invention, when the bolt is tightened, the inner surface of the joint between the locking portion of the bolt and the shaft hits the peripheral edge of the bolt restraining slit, and the inner surface of the joint is bent or inclined by the curvature. The shaft is moved in the longitudinal direction of the pipe and is restrained in a bolt restraining slit defined by the pawl.

[0015]

1 and 2 show a first example of a panel mounting hardware used in an ALC panel mounting structure.
This shows a reference example. The panel mounting hardware includes a bolt 10 and a support rod 20 for locking the bolt 10 in the panel 1. The bolt 10 has a male screw 12 on a shaft portion 11, a locking portion 13 having one end bent substantially at right angles to the shaft portion 11, and further has a chamfer 14 on one surface of the male screw 12. This chamfer 14
Indicates the direction of the locking portion 13, and corresponds to the direction of the locking portion 13. The support bar 20 is formed of a pipe.

On the other hand, the ALC panel 1 in which the panel mounting hardware is used has a support rod insertion hole 7 opened in the fore-edge 1a and a bolt insertion hole 8 opened in the back surface 1b of the panel. Note that reference numeral 1c denotes the panel 1
Shows a reinforcing bar buried in the inside, the reinforcing bar 1c,
The support rod insertion hole 7 is disposed on the back side so as to cross the support rod insertion hole 7.

In such a panel mounting hardware, the bolt 10 is inserted into the bolt insertion hole 8 of the panel 1, and the locking portion 13 of the bolt 10 faces the support rod insertion hole 7 toward the opening of the insertion hole 7. I do. Then, the support rod 20 is pushed in to engage the locking portion 13 of the bolt 10 at the end of the pipe.

The bolt 10 assembled as described above
The bolt 13 is hooked on the end of the pipe
0 is prevented from coming off, and the locking portion 13 contacts the inner peripheral wall of the pipe, thereby preventing the bolt 10 from rotating.

FIGS. 3 and 4 show a second reference example of the panel mounting hardware used in the ALC panel mounting method.

The support rod 30 of the panel mounting hardware used in this reference example is constituted by a pipe, and the slit 3 for inserting the locking portion of the bolt along the generatrix of the pipe 30.
1 is formed. Further, a notch 32 is formed on an end surface of the support bar 30 as a mark indicating the direction of the slit 31 for inserting the locking portion of the bolt. The bolts of the panel mounting hardware used in this reference example are the first reference.
Remark is identical to that of example.

In such a panel mounting hardware, the notch 32 is oriented in the same direction as the bolt insertion hole 8 so that
The support rod 30 is inserted into the support rod insertion hole 7 until the slit 31 for inserting the locking portion of the bolt corresponds to the bolt insertion hole 8 of the panel 1, and then the bolt 10 is inserted into the bolt insertion hole 8 of the panel 1. The locking portion 13 of the bolt 10 is
1, and is arranged so that the chamfer 14 faces the opening direction of the support rod insertion hole 7, that is, the locking portion 13 faces the opening of the support rod insertion hole 7. Then support rod 3
By pushing 0, the engaging portion 13 of the bolt 10 is engaged at the end of the pipe.

In the panel mounting hardware assembled in this manner, the locking portion 13 is hooked on the end of the pipe to prevent the bolt 10 from coming off, and the locking portion 13 hits the inner peripheral wall of the pipe, and the bolt 10 Rotation is prevented. Also,
Since the support bar 30 extends to the inside of the panel 1, the support bar 30 is firmly supported by the panel 1. Especially the support rod 30
As shown in FIG. 4, when the end portion reaches the reinforcing bar 1d embedded in the panel 1, the support bar 30 is further firmly supported.

FIGS. 5 and 6 show a first embodiment of the panel mounting hardware used in the ALC panel mounting method.

The support rod 40 of the panel mounting hardware used in this embodiment is formed of a pipe, and a slit 41 for inserting a locking portion of a bolt is formed along a generatrix of the pipe. And a bolt restraining slit 42 extends in the circumferential direction of the pipe. In addition, a notch 43 as a mark indicating the direction of the slit 41 and a groove 44 for engaging a tool for rotating the pipe are formed on the end surface of the support rod 30. Incidentally, the bolt of the panel mounting hardware used in this embodiment is also the same as that of the first reference <br/> example.

In such a panel mounting hardware, the notch 43 is oriented in the same direction as the bolt insertion hole 8,
The support rod 40 is inserted into the support rod insertion hole 7 until the slit 41 for inserting the locking portion of the bolt corresponds to the bolt insertion hole 8 of the panel 1, and then the bolt 10 is inserted into the bolt insertion hole 8 of the panel 1. The locking portion 13 of the bolt 10 is
1 through the pipe. Then, the support rod 40 is pushed in, and a tool is inserted into the groove 44 of the pipe and turned, and the support rod 40 is rotated in a counterclockwise direction. As shown in FIG. The slit 42 is fitted, and the locking portion 13 of the bolt 10 is engaged with the side edge of the slit 42.

The panel mounting hardware assembled in this manner prevents the bolt 10 from coming off because the locking portion 13 is hooked on the end of the pipe, and the locking portion 13 hits the inner peripheral wall of the pipe to turn the bolt 10. Movement is blocked. Moreover, in the panel mounting hardware of this embodiment, the support rod 40 is restrained in the panel 1 by the bolt 10 fitted into the bolt restraining slit 42. Further, the support rod 40 is the panel 1
, The support bar 40 is firmly supported by the panel 1. In particular, when the end of the support rod 40 reaches the reinforcing bar 1d embedded in the panel 1 as shown in FIG. 6, the support rod 40 is more firmly supported by the panel 1.

FIG. 7 shows a modification of the support bar 40 shown in the first embodiment. Support rod 40 of this modification
Is formed by forming a notch on one side of a flat plate, bending the flat plate so that the side faces the opposite side, and making it a pipe,
An appropriate gap is secured between both end surfaces to form a slit 41 for inserting a bolt locking portion, and the notch is used as a slit 42 for restraining a bolt.

FIG. 8 shows a second embodiment of the panel mounting hardware used in the ALC panel mounting method.

As shown in FIG. 9, the support bar 50 of the panel mounting hardware used in this embodiment cuts one side 50a of a flat steel plate from the end to the middle, and attaches it to the end of the cut-off portion 50b. A notch 50c in the width direction is formed, and a claw 51 is formed in an opening of the notch 50c. One side 50a of the flat plate is connected to the opposite side 5a as shown in FIG.
The pipe is formed by bending a flat plate so as to face 0d. The pipe constructed in this manner is connected to the above one side 50.
The slit 52 for inserting the locking portion of the bolt is formed by securing a proper gap between both end surfaces by the cut-off portion 50b of a, and the slit 53 for restraining the bolt is formed by the notch. A groove 54 for engaging a tool is also formed at the end of the support bar 50.

The bolt 10 used in this embodiment is
FIG. 10 shows, in particular, the inside of the joint portion between the locking portion 13 and the shaft portion 11.
The locking portion 13 and the shaft portion 11 are curved as shown in FIG.
Cut-out surfaces 15 are formed on both side surfaces of the meeting portion.

In such a panel mounting hardware, the bolt 10 is inserted into the bolt insertion hole 8 of the panel 1 so that the locking portion 13 of the bolt 10 faces the support rod insertion hole 7. Next, the support rod 50 is attached to the panel 1 so that the bolt insertion slit 52 is oriented in the same direction as the bolt insertion hole 8.
Into the support rod insertion hole 7 of the above. Then, the slit 52 for inserting the locking portion of the bolt of the support rod 50 is fitted to the locking portion 13 of the bolt 10. Further, when the support rod 50 is pushed into the support rod insertion hole 7 of the panel 1, the end of the slit 52 for inserting the locking portion of the bolt reaches the shaft 11 of the bolt 10. Then, the locking portion 13 of the bolt 10 is engaged with an end of the slit 52 for inserting the locking portion of the bolt. Then, pipe groove 5
By inserting and turning a tool in 4 and rotating the support rod 50 clockwise, the bolt restraining slit 53 is fitted to the shaft portion 11 of the bolt 10.

When the bolt 10 is tightened in such a state, as shown in FIG.
The curved surface 10a formed at the meeting portion of the bolt 10 and the shaft portion 11 comes into contact with the edge 53a of the bolt restraining slit 53, and the bolt 10
, The bolt 10 is moved in the direction of the arrow. When the bolt 10 is completely tightened, the shaft of the bolt 10 is housed in the bolt restraining slit 53 defined by the claw 51. In addition,
Let the distance between the opening of the bolt restraining slit 53, that is, the edge 53a of the bolt restraining slit 53 and the claw 51 be L,
Assuming that the diameter of the shaft portion 11 of the bolt 10 is D and the distance that the bolt 10 is moved when the bolt 10 is tightened is a, the relationship is D + a> L (see FIG. 10). Therefore, in such a state, the bolt 10 does not escape from the bolt restraining slit 53 to the bolt engaging portion insertion slit 52.

In the above embodiment, the inside of the joint portion between the locking portion 13 of the bolt 10 and the shaft portion 11 is curved.
The function is the same even if the inside of the meeting part is formed on a slope. Further, in the above embodiment, when the bolt 10 is tightened by bending the inside of the joint portion between the locking portion 13 of the bolt 10 and the shaft portion 11, the bolt 10 is moved inward of the bolt restraining slit 53. Is moved to
As shown by the two-dot chain line in FIG. 9, by forming the projecting portion 55 at the end of the bolt restraining slit 53, the bolt 10 that has entered the bolt restraining slit 53 from the opening is formed.
May be guided to the inside of the bolt restraining slit 53 by the protrusion 55, and the range in which the support rod 50 can move in the longitudinal direction may be narrowed. In this case, bolt 1
The curved portion formed inside the meeting portion between the zero engaging portion 13 and the shaft portion 11 is not necessarily required.

FIG. 11 shows a third reference example of the panel mounting hardware used in the ALC panel mounting method.

The support bar 60 of the panel mounting hardware used in this reference example is formed of a pipe, and a slit 61 for inserting a bolt locking portion is formed in the circumferential direction of the pipe. A notch 62 is formed on the end surface of the support bar 60 as a mark indicating the direction of the slit 61 for inserting the locking portion of the bolt. Incidentally, the bolt of the panel mounting hardware used in this Example is also the same as those of the first embodiment.

In such a panel mounting hardware, the notch 62 faces in the same direction as the bolt insertion hole 8,
The support rod 60 is inserted into the support rod insertion hole 7 until the slit 61 for inserting the locking portion of the bolt corresponds to the bolt insertion hole 8 of the panel 1, and then the chamfer 14 is aligned with the axis of the support rod insertion hole 7. The bolt 10 is inserted into the bolt insertion hole 8 (see FIG. 3) of the panel 1 so as to be oriented at a right angle, that is, so that the locking portion 13 matches the locking portion insertion slit 61 of the bolt. The locking portion 13 of the bolt 10 is
1 through the pipe. Then, bolt 9
By rotating by 0 degrees, the locking portion 13 of the bolt 10 is engaged with the side edge of the slit 61.

In the panel mounting hardware assembled in this manner, the locking portion 13 of the bolt 10 is hooked on the side edge of the slit 61 for inserting the locking portion of the bolt to prevent the bolt 10 from coming off. The locking portion 13 hits the inner peripheral wall of the pipe, and the rotation of the bolt 10 is prevented. Also, the bolt 10 fitted in the slit 61 for inserting the locking portion of the bolt is used.
Accordingly, the support rod 60 is also restrained in the panel 1.

FIG. 12 shows a modification of the third embodiment of the panel mounting hardware used in the ALC panel mounting structure.

The bolt 70 of the panel mounting hardware used in this modification has a shaft portion 71 provided with a male screw 72 and one end thereof extending in a direction substantially opposite to the shaft portion 71 at a right angle. , 73 and a chamfer 74 on one surface of the male screw 72. This chamfer 74 is provided with the locking portion 73.
, And corresponds to the direction of one of the locking portions 73. Note that the support rods of the panel mounting hardware used in this modification are the same as those of the third reference example.

In such a panel mounting hardware, the notch 62 faces in the same direction as the bolt insertion hole 8,
The support rod 60 is inserted into the support rod insertion hole 7 until the slit 61 for inserting the locking portion of the bolt corresponds to the bolt insertion hole 8 of the panel 1, and then the chamfer 74 is made with respect to the axis of the support rod insertion hole 7. The bolt 70 is inserted into the bolt insertion hole 8 of the panel 1 so as to face a right angle direction, that is, so that the locking portion 73 matches the locking portion insertion slit 61 of the support rod,
The locking portion 73 of the bolt 70 faces the inside of the pipe through the slit 61. Next, the bolt 70 is rotated to engage the locking portion 73 of the bolt 70 with the side edge of the slit 61.

According to this modification, the shaft 71 of the bolt 70
The bolt 70 is supported on the pipe by locking portions 73, 73 arranged in opposite directions to each other. Then, the locking portion 73 is hooked on the end of the pipe to prevent the bolt 70 from coming off, and the locking portion 73 contacts the inner peripheral wall of the pipe, thereby preventing the bolt 70 from rotating. Further, the support rod 60 is also restrained in the panel 1 by the bolt 70 fitted in the slit 61 for inserting the locking portion of the bolt.

The above-described embodiment exemplifies the panel mounting hardware of the present invention, in which a substantially L-shaped bolt engaging portion is engaged with a pipe-like support rod in the panel. The shape of the forming portion and the shape of the pipe may be of various types. Further, the panel mounting hardware of the present invention can be applied to a case where the panel is installed with the longitudinal direction being vertical and a case where the panel is installed with the longitudinal direction being horizontal.

[0043]

According to the first aspect of the present invention, since a pipe is used as a support rod and the tip of the bolt may be bent, the processing is extremely easy, and the bolt is inserted into the bolt insertion hole of the panel. the locking portion of the bolt support rod insertion hole to face toward the opening of the insertion hole, Nde push the support rod
Since it is only necessary to engage the locking portion of the bolt at the end of the pipe by rotating , the assembling is also easy, and the pipe is positioned extending inside the panel,
Since the pipe is reliably supported in the panel and the pipe is restrained in the panel by the bolt, the pipe is prevented from falling off.

According to the second aspect of the present invention, since the bolt restraining slit can be formed in a flat plate, the working is easy, and the machining of the bolt locking portion inserting slit is not required, so that an inexpensive support rod can be provided. can get.

According to the third aspect of the present invention, since the bolt is prevented from returning from the bolt restraining slit to the bolt locking portion insertion slit by the claw, it is possible to maintain a stable bolt locking state. it can.

According to the fourth aspect of the present invention, the bolt shaft is securely restrained in the bolt restraining slit by the pawl, so that the locked state of the bolt is reliably maintained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a reference example of a panel mounting hardware according to the present invention.

FIG. 2 is a perspective view showing a state where a panel mounting hardware according to a reference example of the present invention is assembled.

FIG. 3 is a perspective view showing another reference example of the panel mounting hardware according to the present invention.

FIG. 4 is a perspective view showing a state where the panel mounting hardware shown in FIG. 3 is assembled.

FIG. 5 is a perspective view showing an embodiment of the panel mounting hardware according to the present invention.

FIG. 6 is a perspective view showing a state where the panel mounting hardware shown in FIG. 5 is assembled.

FIG. 7 is a perspective view showing a modified example of the panel mounting hardware shown in FIG.

FIG. 8 is a perspective view showing still another embodiment of the panel mounting hardware according to the present invention.

FIG. 9 is a perspective view showing the removal of a support rod of the panel mounting hardware shown in FIG. 8;

FIG. 10 is a sectional view showing a locked state of the panel mounting hardware shown in FIG. 8;

FIG. 11 is a perspective view showing still another reference example of the panel mounting hardware according to the present invention.

12 is a perspective view showing a modification of the panel mounting hardware shown in FIG.

FIG. 13 is a cross-sectional view showing a state where the panel is attached to the skeleton by the panel attaching hardware.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Panel 1a Fore edge 1b Back surface 1c, 1d Reinforcing bar 7 Support rod insertion hole 8 Bolt insertion hole 10 Bolt 11 Shaft 12 Male screw 13 Locking part 14 Chamfer 20 Support rod 30 Support rod 31 Bolt locking part insertion slit 32 Notch Reference Signs List 40 Support rod 41 Slit for inserting locking part of bolt 42 Slit for restraining bolt 43 Notch 44 Groove 50 Support rod 51 Claw 52 Slit for inserting locking part of bolt 53 Slit for restraining bolt 54 Groove 60 Support rod 61 Bolt engaging Slip for inserting stop part 62 Notch 70 Bolt 71 Shaft 72 Male screw 73 Locking part 74 Chamfer

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) E04B 2/88-2/96

Claims (4)

(57) [Claims] 1. A support rod insertion hole which is opened in a small edge of a panel and a bolt insertion hole which is opened in a back surface of the panel are formed, and the bolt insertion hole communicates with the support rod insertion hole. In a panel mounting hardware in which an end of a bolt inserted into a bolt insertion hole is locked in a panel by a support rod inserted into the support rod insertion hole, the support rod is formed of a pipe, and the support rod is formed along a bus line of the pipe. A slit for inserting the locking portion of the bolt is formed , and the slit for inserting the locking portion is formed .
From the end of the lit, a bolt
While extending the lit, the end of the bolt is bent at a substantially right angle to form a locking portion, and the locking portion of the bolt is inserted.
Through the slit in the pipe
And rotate the pipe so that
A panel mounting hardware , wherein a bolt restraining slit is fitted to a shaft portion of the bolt , and a locking portion of the bolt is engaged with an edge of the bolt restraining slit. 2. A notch is formed in one side of the flat plate as a slit for inserting the locking portion of the bolt, and the side is curved so as to face the opposite side, and the locking portion of the bolt is provided between both end surfaces. The panel mounting hardware according to claim 1, wherein the pipe is provided with a gap as an insertion slit secured. 3. An opening edge of the bolt restraining slit,
3. The panel mounting hardware according to claim 1, wherein a claw is formed in a direction to narrow the opening. 4. The panel mounting hardware according to claim 3, wherein an inner surface of a joint portion between the locking portion of the bolt and the bolt main portion is curved or inclined.