JP3335046B2 - Fastener between outer wall panel and frame - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastener used for fastening an outer wall panel and a frame in a steel-framed house.

[0002]

2. Description of the Related Art Recently, an extruded panel having a hollow inside has been frequently used as an outer wall panel used in a prefabricated house. Such an extruded hollow outer wall panel is to be fastened on site to the frame. Fastening between the extruded hollow outer wall panel and the structure is usually performed as follows. First, four corners of the outer wall panel are punched at the site to form four fastening portions, and a Z-shaped clip is set in each fastening portion. Further, a base material is attached to the structure, and each clip attached to the outer wall panel is fastened to the base material attached to the structure by a bolt. Then, the outer wall panel is fastened and fixed to the structure by welding the bolt and the clip.

[0003]

In such a method for fastening an outer wall panel to a structure, fastening portions must be formed at the four corners of the outer wall panel at the site, and set in the fastening portion. The work of welding the clip and the bolt must also be performed on site. In such a method, there is a problem that the characteristics of the prefabricated house are deteriorated when working on a prefabricated house in which the work efficiency on the site is low and the assembly can be performed in a short time because the number of processing operations on the site increases. There is.

An object of the present invention is to solve such a problem, and an object of the present invention is to provide a fastener capable of efficiently fastening an outer wall panel and a frame with a small number of processing operations on site. It is in.

[0005]

A fastener for connecting an outer wall panel and a frame according to the present invention has a groove-like joint along the longitudinal direction on the back surface thereof, and the width of the joint at the opening thereof. An outer wall panel in which engagement walls are respectively provided along the longitudinal direction on each side of the opening so that is smaller than a width dimension of the inner back portion, and an opening along the longitudinal direction on any side surface. A fastener used to fasten a frame having a flat plate-shaped support portion which is locked in an opening of the frame and is disposed along a side surface of the frame provided with the opening. And along the joint of the exterior wall panel,
A fixing member having a flat plate-like connecting portion provided at right angles to the support portion, and a state where the fixing member is located in an inner back portion of the joining portion of the outer wall panel and passes through an opening of the joining portion of the outer wall panel; A pair of pressing pieces that can be brought into and away from the state along the inner back portion, and a locking member that is located in the inner back portion of the joint portion of the outer wall panel and has each end locked by the pair of pressing pieces. And a bolt having a locking member screwed to the distal end portion through the connecting portion of the fixing member, and the bolt is rotated so that each end of the locking member has a pair of pressing pieces. It is characterized by being pressed into contact with each of the engagement walls of the joint portion through the joint.

[0006] By the rotation of the bolt, the locking member is brought into a state where it can pass through the opening of the joint and a state where each end can be engaged with the engaging wall of the joint.

The pressing pieces are connected to each other by a pair of connecting rods so as to move in parallel with each other and move toward and away from each other.

Each of the pressing pieces is rotatably pin-connected to each end of the locking member so that the pressing pieces move in parallel with each other by the rotation of the locking member and come into contact with and separate from each other. A parallel link is formed by the member and the pin connection.

The pressing pieces are connected by a leaf spring in a state of being urged away from each other.

[0010] The bolt is fitted with a sleeve that is interposed between the connecting portion of the fixing member and the locking member to prevent the two from excessively approaching and to obtain a sufficient tightening torque.

A buffer sheet is provided on a surface of the fixing member facing the outer wall panel of the connecting portion.

[0012]

In the fastener according to the present invention, the outer wall panel is arranged along the connecting portion of the fixing member with the supporting portion of the fixing member locked in the opening of the frame assembly. In addition, the pair of pressing pieces are arranged so as to pass through the openings of the joints provided on the back surface of the outer wall panel and face the respective engaging walls. Then, the locking member attached to the distal end of the bolt that passes through the connecting portion of the fixing member passes through the opening in the joint of the outer wall panel, and is located inside the inner part of the joint. Thereafter, each end of the locking member is opposed to the engagement wall. In such a state, if you rotate the bolt,
The locking member moves so as to approach the connecting portion of the fixing member by rotation of the bolt. Thereby, each end of the locking member is in a state of being locked to each engagement wall of the joining portion via each pressing piece, and each engagement wall is brought closer to the connecting portion of the fixing member, The entire outer wall panel approaches the fixing member. Thereafter, the bolt is rotated until the frame and the outer wall panel are pressed against each other. Thereby, the frame and the outer wall panel are firmly fastened and fixed.

The locking member is screwed to the bolt, so that when the locking member passes through the opening of the joint, the locking member is rotated integrally within the inner part of the joint by rotation of the bolt, and each end is turned. In this state, the bolt is screw-fed to the locking member.

Since each end of the locking member presses each engagement wall via each pressing piece, the pressure by the locking member is transmitted to each engagement wall widely and uniformly.

The pair of pressing pieces are connected to each other by a pair of connecting rods to form a parallel link.
It translates so as to approach and separate from each other, and passes through the opening of the joint in the outer wall panel in a state of approaching each other.
Then, they are moved in parallel in a direction away from each other at an inner part of the joint.

Each pressing piece is rotatably pin-connected to each end of the locking member, and a parallel link is formed by the locking member and the pin connecting portion, so that the pressing pieces are close to each other. As a result, the locking member is rotated in the inner part of the joint portion so as to move in parallel in a direction away from each other.

If the pressing pieces are connected in a state where they are urged away from each other by a leaf spring, they pass through the opening of the joint in a state of approaching each other against the urging force,
When it is located inside the inner part, it is moved in a direction away from each other by the urging force.

The sleeve fitted to the bolt prevents a gap between the outer wall panel and the fixing member from becoming too small due to excessive tightening of the bolt when the outer wall panel approaches the fixing member, and provides a sufficient tightening torque. Can be

Further, the cushioning sheet provided on the cushioning sheet provided on the connecting portion of the fixing member is provided on the back surface of the outer wall panel,
And prevents the engaging wall of the joint from being damaged, and absorbs the impact force applied to the outer wall panel.

[0020]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is an exploded perspective view showing a first embodiment of the fastener according to the present invention, FIG. 2 is a perspective view showing a use state of the fastener, and FIG.
Is a plan sectional view, and FIG. 4 is a rear view in the direction indicated by arrow A in FIG. As shown in FIG. 3, the fastener includes a fixing member 10 attached to a frame 40 formed of a hollow steel material, and a locking member 20 connected to the fixing member 10 by bolts 31. Have.

As shown in FIG. 3, the shaft assembly 40 is provided with an opening 41a on any one side surface 41 so as to be continuous in the longitudinal direction. The opening 41a is arranged toward the inside of the house to be assembled, and an engaging wall portion (lip portion) 41b of the side surface 41 is continuously provided in the longitudinal direction on each side of the opening 41a. .

The outer wall panel 50 is manufactured by extrusion molding, and has a plurality of hollow portions 51 continuous in the longitudinal direction provided at appropriate intervals in the width direction. Further, a hollow portion 51 provided near each side edge portion is provided.
And between the hollow portion 51 adjacent to the hollow portion 51,
A groove-shaped joining portion 52 that is continuous in the longitudinal direction is provided. Each joint portion 52 has an inner deep portion 52a that extends in the width direction and an opening portion 52b that opens on the back surface of the outer wall panel 50, and the width direction dimension of the opening portion 52b is the width direction of the inner deep portion 52a. An engagement wall 52 covering the inner back portion 52a is provided on each side of the opening 52b so as to be smaller than the size.
c are respectively provided continuously in the longitudinal direction. The outer wall panel 50 is disposed so as to be orthogonal to the side surface 41 of the shaft assembly 40 where the opening 41a is provided.

A joint sheet 44 is provided on the side of the frame 40 facing the outer wall panel 50.

The fastening member 10 of the fastener according to the present invention
A rectangular flat plate-shaped support portion 11 disposed along the side surface 41 provided with the zero opening portion 41a;
And a rectangular flat plate-shaped connecting portion 12 provided at a right angle to the supporting portion 11 so as to be arranged along the back surface of the supporting portion 11. The support part 11 and the connection part 12 are formed by bending a steel plate at right angles.

A locking piece 13 which is inserted through the opening 41a of the shaft assembly 40 into the inside is attached to the outer surface of the support portion 11. The locking piece 13 is connected to the opening 4 of the frame 40.
1a, a plate-shaped rectangular steel plate having a width slightly larger than the width in the width direction is cut off at an upper corner on one side in the width direction, and a lower plate on the other side in the width direction. The corners are also notched. On each side of the locking piece 13, a locking portion 13 a that is curved away from the support portion 11 is formed. The locking piece 13 having such a configuration is attached to the support portion 1 by a pair of pins 16.
Fixed to 1.

The size of the locking piece 13 between the notched portions on each side is slightly shorter than the widthwise dimension of the opening 41a of the shaft assembly 40, whereas the size of each locking portion 13a is The dimension between the outer edges is longer than the width dimension of the opening 41a of the frame 40. Therefore, the locking piece 13 is engaged by tilting the entire fixing member 10 with respect to the shaft assembly 40 so that the direction between the cutout portions is in a state along the width direction of the opening 41 a of the shaft assembly 41. The stop piece 13 can pass through the opening 41a, and thereafter the entire locking piece 13 is made horizontal, so that each locking portion 13a is engaged with the engaging wall portion located on each side of the opening 41. 41b.

A pair of buffer sheets 14 for absorbing an impact force are provided on the outer surface of the connecting portion 12 with the through holes 12a interposed therebetween. Each buffer sheet 14 is made of a material having a cushioning property such as urethane foam.

The bolt 3 is inserted into the through hole 12a of the connecting portion 12.
1 is inserted, and a locking member 20 fitted into the joint 52 of the outer wall panel 50 is attached to the tip of the bolt 31. This locking member 20
Is formed of a flat plate material such as a steel plate having a rectangular shape, and a central portion thereof is screwed to a tip portion of the bolt 31.

The width dimension of the locking member 20 is slightly shorter than the width dimension of the opening 52b in the joint 52 of the outer wall panel 50, and the longitudinal dimension of the locking member 20 is The width of the opening 52b of the portion 52 is sufficiently longer than the width of the opening 52b. Therefore, in a vertically long state along the joint 52 of the outer wall panel 50, the locking member 20 can enter the inner inner part 52a through the opening 52b, and rotates in the inner inner part 52a. By doing so, each end is in a state of facing each engagement wall 52c.

The connecting portion 1 of the fixing member 10 is attached to the bolt 31.
2 and a sleeve 32 for defining the distance between the locking member 20 are fitted. The locking member 20 is connected to the connecting portion 12 of the fixing member 10 by the rotation of the bolt 31.
To prevent unnecessarily approaching.

A pressing member 60 is disposed in the joint 52 of the outer wall panel 50. When each end of the locking member 20 comes into contact with and is pressed by the pressing member 60, the pressing force by each end of each locking member 20 is widely and uniformly applied to each engagement wall 52 c of the joint 52. It is provided to be transmitted to.

FIG. 5A is a perspective view of the pressing member 60,
(B) is a rear view, and (c) is a rear view for explaining the operation. The pressing member 60 forms a parallel link by a pair of pressing pieces 61 and a pair of connecting rods 62. Each pressing piece 61 is a steel material (angle steel) having an L-shaped cross section.
Are cut into equal lengths, and are arranged in parallel with each other such that the longitudinal direction is a vertically long state along the vertical direction, and each flange portion 61a is located outside. I have. The upper and lower equal height positions of each pressing piece 61 are connected to each other by a connecting rod 62. Each connecting rod 62 is the same length and is parallel to each other.

Therefore, the pressing pieces 61 are vertically shifted as shown in FIGS. 5A and 5B and are in close contact with each other, as shown in FIG. At appropriate intervals, they are parallel to each other at the same height in the vertical direction. Then, in a state where the pressing pieces 61 are shifted in the vertical direction and are in close contact with each other, each joint 5 of the outer wall panel 50 is
2 through the opening 52b so as to be able to enter the inner depth 52a. Further, in a state where the pressing pieces 61 are parallel without being shifted in the vertical direction, the gap between the pressing pieces 61 is increased by the locking member 20 which is elongated in the vertical direction.
Can pass through.

An operation hole 61b is provided at the center in the vertical direction of each pressing piece 61. An appropriate operation rod (not shown) is inserted into each operation hole 61b, and each pressing piece 6
1 are vertically shifted from each other so as to be at the same height position in the vertical direction.

The fastener having such a configuration is used as follows. First, the pressing member 60 is previously mounted in the inner deep part 52a of the joint part 52 of the outer wall panel 50. In this case, the respective pressing pieces 61 of the pressing member 60 are vertically shifted to be in close contact with each other, pass through the opening 52b of the joining portion 52, and are located in the inner deep portion 52b. Then, an appropriate operation rod is inserted into the operation hole 61b of each pressing piece 61 located in the inner back part 52a, and each pressing piece 61 is inserted.
Is turned up and down. Thereby, each pressing piece 61
Are spread in the left-right direction so that appropriate intervals are formed in the horizontal direction at the same height, and each pressing piece 6
1 comes into contact with the inner side surface of the inner back part 52a.

On the other hand, the locking piece 13 attached to the support portion 11 of the fixing member 10 is connected to the fixing member 10 as described above.
And is inserted into the opening 41a of the shaft assembly 40 in a state of being inclined with respect to the opening 41a. And
When the locking piece 13 is inserted into the opening 41 a, the locking piece 13 is rotated integrally with the fixing member 10, and the locking portions 13 a on each side are connected to each of the shaft sets 40. Wall 41b
Is locked.

In such a state, the locking member 20 connected to the distal end of the bolt 31 passing through the connecting portion 12 of the fixing member 10 is set in a vertical state along the joint portion 52, and the outer wall panel 50 is formed. Of the joint 52 at the opening 52
b, and the pressing member 60 disposed in the inner back portion 52a
, And is located in the inner back part 52b.

The locking member 20 is located inside the inner portion 52a of the joint 52.
When the bolt 31 enters the state, the bolt 31
Is rotated in the direction to approach the. Thereby, the joint 5
2 is rotated through 90 degrees, and each end of the locking member 20 is connected to each locking wall 52c of the joint 52 via each pressing piece 61. In a state of facing each other. Then, each end of the locking member 20 is pressed into contact with each locking wall 52c of the joining portion 52 via each pressing piece 61, so that the locking member 20 does not rotate.

Thereafter, as the bolt 31 continues to rotate, the locking member 20 is not rotated in the inner deep portion 52a of the joining portion 52. Then, the connecting portion 12 of the fixing member 10 is relatively approached, and each end of the locking member 20 is connected to the joining portion 5.
2 are locked to the respective engaging walls 52c via the respective pressing pieces 61. Thereafter, by further rotating the bolt 31, the locking member 20 approaches the connecting portion 12 of the fixing member 10, and each end of the locking member 20 locked to the engaging wall 52c is moved to the outer wall panel. The entirety of the fixing member 10
Is brought closer to the locked frame 40.

Each pressing piece 61 distributes the pressing force of each end of each locking member 20 uniformly to each engaging wall 52c of the joint 52. Therefore, a part of each of the engagement walls 52 c is not strongly pressed by each end of the locking member 20, and the entire outer wall panel 50 reliably approaches the connecting portion 12 of the fixing member 10.

When the entire outer wall panel 50 is moved, the connecting portion 12 of the fixing member 10 is brought into pressure contact with the back surface of the outer wall panel 50 via the buffer sheet 14, and the connecting member 12 is connected to the shaft assembly 40. The back surface of the outer wall panel is brought into pressure contact with the joint sheet 44. As a result, the outer wall panel 50 is fastened and fixed to the shaft set 40 by the fastener of the present invention.

In this case, the locking member 2 is
Excessive tightening of the fixing member 10 and the fixing member 10 is prevented by the sleeve 32, and a sufficient tightening torque is obtained.

FIG. 6 shows the locking member 25 and the pressing member 65 used in the fastener according to the second embodiment of the present invention. FIG. 6 (a) is a plan view thereof, and FIG. ) Is its front view. The locking member 25 of this embodiment has a long plate shape, and each edge is curved so as to protrude in an arc shape.

The pressing member 65 has a pair of pressing pieces 66. Each pressing piece 66 has a long plate shape extending in the vertical direction so as to face each engaging wall 52c of the joint portion 52 in the outer wall panel 50, and each outer side edge has a corresponding engaging edge. A flange 66b protruding in a direction away from the wall 52c is provided. Each pressing piece 66 is shifted downward and is in close contact with each other, and the locking member 25 is positioned between the flange portions 66 in a vertically elongated state parallel to each pressing piece 66, and each of the locking members 25 The end and a portion facing each pressing piece 66 are rotatably connected by a pin 67.
Each side edge of the locking member 25 extending in the up-down direction is
6 is in contact with the flange 66b. Each arc-shaped edge of the locking member 25 is rotated by the rotation of the locking member 25 so that the flange 66 b of each pressing piece 66 is formed.
Is pressed outward.

The center of the locking member 25 is screwed to the tip of a bolt 31 that passes through a through hole 12 a provided in the connecting portion 12 of the fixing member 10. A long hole 66 a through which the bolt 31 is inserted is formed in the middle of the pressing piece 66 in the vertical direction.
Are provided so as to be shifted from each other in the vertical direction.

The other structure is the same as that of the first embodiment.

In the fastener having such a configuration, first, the locking piece 13 attached to the support portion 11 of the fixing member 10 is locked in the opening of the shaft assembly 40. Thereby, the fixing member 1
0 is locked to the frame 40, and the connecting portion 12
The locking member 25 is supported at the tip of the bolt 31 inserted through the through hole 12a, and each pressing piece 66 is supported at each end of the locking member 25.

In such a state, the outer wall panel 50 is arranged along the frame 40, and each pressing piece 66 is inserted into the joint 52 of the outer wall panel 50. In this case, since the pressing pieces 66 are in close contact with each other while being displaced in the up-down direction, they can easily enter the inner deep portion 52a through the opening 52b of the joining portion 52.

Each pressing piece 66 is located at the inner deep portion 52a of the joint 52.
When the vehicle enters the inside, the bolt 31 is rotated. As a result, the locking member 25 screwed to the bolt 31 rotates integrally with the bolt 31, and each edge moves along the flange 66 b of each pressing piece 66. Then, each pressing piece 66 moves in a vertical direction while moving away from each other by a parallel link formed by the locking member 25 and each pin 67, and has a height equal to the vertical direction as shown in FIG. Position, with a suitable spacing in the horizontal direction. In such a state, each pressing piece 66
Are in a state of facing the respective engagement walls 52c of the joint portion 52.

Thereafter, when the bolt 31 is further rotated, the locking member 25 is moved to the flange 66 b of each pressing piece 66.
Because the rotation is restricted by the bolt 31, the bolt 31 rotates with respect to the locking member 25, and the bolt 31
Is screwed to the locking member 25. Thereby, the locking member 25 is connected to the connecting portion 12 of the fixing member 10.
Are moved so as to approach each other, and each pressing piece 66 attached to each end of the locking member 25 is also moved in the same direction. As a result, the entire outer wall panel 50 is moved in a direction approaching the connecting portion 12. After that, each engagement wall 52 of the joint 52
c is pressed against the connecting portion 12 via the buffer sheet 14. As a result, the outer wall panel 50 is fixed to the frame 40 by the fastener of the present invention.

FIG. 8 is a plan sectional view showing a third embodiment of the fastener according to the present invention, and FIG. 9 is a rear view in the direction indicated by arrow B in FIG. The fastening tool of this embodiment uses the locking tool 29 shown in FIG. 10 and the pressing member 70 shown in FIG.

FIG. 10A is a front view of the locking member 29,
(B) is a side view thereof. The locking member 29 is formed by bending a steel material having a U-shaped cross section in which each side edge portion is bent at a right angle to form a flange portion 29a in a state where each edge is inclined at 45 degrees with respect to the longitudinal direction. It is configured so as to be cut. Then, the locking member 29 is connected to each of the flange portions 29a.
Are projected outward, and the central portion thereof is screwed to the bolt 31.

The widthwise dimension of the locking member 29 is slightly shorter than the widthwise dimension of the opening 52b in the joint 52 of the outer wall panel 50. The longitudinal dimension of the locking member 29 is The width of the opening 52b of the portion 52 is sufficiently longer than the width of the opening 52b. Therefore, in the vertically long state along the joint portion 52 of the outer wall panel 50, the locking member 29 enters the inner deep portion 52a through the opening 52b, and the inner deep portion 5a.
2a, each end is brought into contact with each engagement wall 52.
c.

The pressing member 70 has a pair of pressing pieces 71 extending long in the vertical direction, and a pair of leaf springs 72 connecting the upper ends and the lower ends of the pressing pieces 71, respectively. Each pressing piece 71 is formed by cutting a steel material (angle steel) having an L-shaped cross section into an appropriate length.
a are facing each other with a being outside. Then, between the upper end portion and the lower end portion of each flange portion 71a,
A leaf spring 72 curved in a semicircular shape is provided, and each end of each leaf spring 72 is attached to the upper end and the lower end of each flange 71a.

The pressing member 70 having such a configuration is urged by the respective leaf springs 72 in a direction in which the pressing pieces 71 are separated from each other. Each pressing piece 71 is connected to each leaf spring 72.
In a state where the pressing pieces 71 are urged, the pressing pieces 71 are mutually parallel at a predetermined interval. The interval between the pressing pieces 71 is determined by the opening 52 in the joint 52 of the outer wall panel 50.
b is larger than the width dimension of each pressing piece 71.
Are brought close to each other against the urging force of each leaf spring 72, and thus pass through the opening 52b and enter the inner depth 52a. Each pressing piece 71 that has entered the inner inner part 52a is pressed against the inner side surface of the inner inner part 52a at a predetermined interval by the urging force of each leaf spring 72. At this time, each pressing piece 71 is in a state of facing the engaging wall 52c of the joint 52.

The width dimension of the locking member 29 is slightly shorter than the opening width of the opening 52b at the joint 52 of the outer wall panel 50, and the longitudinal dimension of the locking member 29 is 52 is sufficiently longer than the opening width of the opening 52b. Therefore, in the vertically long state along the joining portion 52 of the outer wall panel 50, the locking member 29 holds the opening 5
The inner end portion 52a can be inserted into the inner depth portion 52a through the inner end portion 2b. By rotating in the inner depth portion 52a, each end portion faces the corresponding engagement wall 52c.

The other structure is the same as that of the fastener of the first embodiment.

The fastener having such a configuration is provided with a pressing member 70.
Is previously inserted into the inner deep part 52b of the joint part 52 of the outer wall panel 50. The pressing member 70 passes through the opening 52b of the joining portion 52 and is positioned inside the inner back portion 52b in a state where the pressing pieces 71 are close to each other against the urging force of the leaf spring 72. Is done. Then, by releasing the force for bringing the pressing pieces 71 closer to each other, each leaf spring 7 is released.
Due to the urging force of No. 2, they move in directions away from each other, and come into a state of being pressed against each inner surface of the inner deep part 52b. Thereby, each pressing piece 72 is in a state of being fixed in the inner back part 52.

In such a state, the fixing member 10 is fixed to the shaft set 40 as described above. At this time, bolt 3
The locking member 29 attached to the distal end of the first member is in a vertically long state, and is inserted between the pressing pieces 71 of the pressing member 70 located at the inner back part 52 a of the joint part 52. Then, by the rotation operation of the bolt 31, the locking member 29 is rotated over 45 degrees. As a result, each end of the locking member 29 faces each pressing piece 71.

When the bolt 31 is further rotated in such a state, the locking member 29 is moved so as to approach the connecting portion 12 of the fixing member 10. Each end of the locking member 29 facing each pressing piece 71 is connected to each pressing piece 7.
1, and each pressing piece 71 is pressed against each engaging wall 52 c of the joint 52 by the locking member 29.
Thereafter, when the bolt 31 is further rotated, the locking member 29 causes the entire outer wall panel 50 to move to the shaft assembly 40.
, And the back surface of the outer wall panel 50 is
It is pressed into contact with the connecting portion 12 of the fixing member 10 via the buffer sheet 14. Also, the frame 40 and the back surface of the outer wall panel are
It is in a state of being pressed by the joint sheet 44. As a result, the outer wall panel 50 is fixed to the frame 40 by the fastener of the present invention.

In this case, too, the pressing member 70 and the fixing member 10 are excessively tightened by the bolt 31.
A sufficient tightening torque is obtained while being prevented by the sleeve 32.

[0063]

As described above, the fastener for connecting the outer wall panel and the frame according to the present invention locks the fixing member to the frame,
With each pressing piece arranged in the joint of the outer wall panel, the shaft assembly and the outer wall panel are fastened and fixed by a simple work of fitting the locking member into the joint of the outer wall panel and rotating the bolt can do. As a result, the efficiency of fastening work between the frame and the outer wall panel at the site is significantly improved. Moreover, the outer wall panel is firmly fastened to the frame, and has sufficient earthquake resistance and wind pressure resistance.
Since each pressing piece is provided between each end of the locking member and each engaging wall of the joint, the pressing force by the end of each locking member is uniform by each pressing piece. In the state of being distributed to each of the engagement walls of the joint. As a result, the entire outer wall panel is reliably moved so as to approach the framing.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a fastener for connecting an outer wall panel and a frame according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a use state of the fastener.

FIG. 3 is a plan sectional view showing a use state of the fastener.

FIG. 4 is a rear view in a direction indicated by an arrow A in FIG. 3;

5A is a perspective view of a pressing member used for the fastener, FIG. 5B is a rear view thereof, and FIG. 5C is a rear view for explaining the operation thereof.

FIG. 6A is a plan view showing a locking member and a pressing member used for a fastener according to a second embodiment of the present invention,
(B) is a front view thereof.

FIG. 7A is a plan view for explaining the operation of the locking member and the pressing member, and FIG. 7B is a front view thereof.

FIG. 8 is a cross-sectional plan view showing a use state of a fastener for connecting an outer wall panel and a frame in a third embodiment of the present invention.

FIG. 9 is a rear view in the direction indicated by arrow B in FIG. 8;

FIG. 10A is a front view of a locking member used for the fastener, and FIG. 10B is a side view thereof.

11A is a front view of a pressing member used for the fastener, and FIG. 11B is a side view thereof.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Fixing member 11 Supporting part 12 Connecting part 12a Through hole 13 Locking piece 13a Locking part 14 Buffer sheet 20 Locking member 25 Locking member 29 Locking member 31 Bolt 32 Sleeve 40 Shaft set 41 Side surface 41a Opening 41b Engagement Wall 44 joint sheet 50 outer wall panel 51 hollow portion 52 joint portion 52a inner depth 52b opening 52c engaging wall 60 pressing member 61 pressing piece 62 connecting rod 65 pressing member 66 pressing piece 66a long hole 67 pin 70 pressing member 71 pressing piece 72 leaf spring

────────────────────────────────────────────────── ─── Continuing from the front page Examiner Hiroshi Furuyano (56) References JP-A-5-33409 (JP, A) JP-A-5-5923 (JP, U) (58) Fields investigated (Int. Cl. ⁷⁾ , DB name) E04B 2/56

Claims (7)

(57) [Claims] 1. A groove-shaped joint portion is provided on a back surface along a longitudinal direction, and each side of the opening portion has a width dimension at the opening portion of the joint portion smaller than a width dimension at an inner back portion. A fastener used for fastening an outer wall panel provided with engagement walls along the longitudinal direction, and a frame having an opening along the longitudinal direction on any side surface, A flat plate-shaped support portion which is locked along the opening of the frame and is disposed along the side surface of the frame provided with the opening, and is disposed to face the joint of the outer wall panel. as will be,
And <br/> Ru fixing member having a flat plate-like connecting portion provided at right angles to the supporting lifting unit, is positioned in the inner back portion at the junction of the outer wall panel, the opening of the junction of the outer wall panels Passing through
And a pair of push-buttons
A pressure member, a locking member positioned in the inner deep portion of the joint portion of the outer wall panel , each end of which is locked to a pair of pressing pieces, and a connecting portion of the fixing member, and a distal end portion is inserted. a bolt engaging <br/> locking member is screwed to consist, said Bol
Is rotated, and each end of the locking member is moved through a pair of pressing pieces.
A fastener for connecting the outer wall panel and the shaft assembly, wherein the fastener is pressed against each engagement wall of the joint portion . 2. The locking member is brought into a state in which it can pass through an opening of a joint and a state in which each end can be engaged with an engaging wall of the joint by rotation of the bolt. A fastener for connecting the outer wall panel and the shaft assembly according to claim 1. 3. The fastener according to claim 1, wherein the pressing pieces are connected to each other by a pair of connecting rods so as to move in parallel to and away from each other. 4. Each of the pressing pieces is rotatably pin-connected to each end of the locking member so that the pressing pieces move in parallel with each other by rotating the locking member and come into contact with and separate from each other . Locking member
The parallel link is formed by the pin and the pin connecting portion.
A fastener for connecting the outer wall panel and the shaft assembly according to the above. 5. The fastener according to claim 1, wherein the pressing pieces are connected by a leaf spring while being urged away from each other by a leaf spring. 6. A sleeve which is interposed between the connecting portion of the fixing member and the locking member to prevent the two from excessively approaching and to obtain a sufficient tightening torque is fitted to the bolt. A fastener for connecting an outer wall panel and a frame according to claim 1. 7. The fastener according to claim 1, wherein a buffer sheet is provided on a surface of the connecting portion of the fixing member facing the outer wall panel.