JPH0622003Y2 - Expansion joint device - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to an expansion joint device which is attached to a space of a frame of a building.

[Conventional technology]

As a conventional expansion joint device of this type, for example, an edge member is fixed to a pair of opposing frames, a cover plate is locked to this edge member, and both ends are spring members locked to this edge member. , The cover plate was elastically pulled toward the inside of the wall to cover the space between the buildings from the outside.

[Problems to be solved by the device]

In the above-mentioned conventional expansion joint device, when both skeletons shake significantly in a direction in which they approach each other during an earthquake or the like, a problem such as damage to the cover plate and the like cannot be sufficiently dealt with, or There is a problem that the appearance is not continuous in the same plane.

The present invention solves the above-mentioned problems, and provides an expansion joint device which has a clean appearance and can sufficiently cope with a large shake of a wall due to a typhoon, an earthquake, etc. and does not break. The purpose is to do.

[Means for solving the problem]

In order to achieve the above object, in the expansion joint device of the present invention, a lateral guide rod having one end close to or in contact with the skeleton and the other end fixed to the skeleton is provided in a space between a pair of opposed skeletons. Then, a guide block body is slidably attached to the lateral guide rod in the left and right directions, and elastic members are arranged on both left and right sides of the block body so that the block body is restored to a substantially central portion of the spacing portion. The front and rear guide rods arranged in the direction orthogonal to the lateral guide rods are attached to the block body so as to be slidable forward and backward while being elastically urged at all times, and further, the surface layer portion of the pair of wall bodies having the skeleton body is provided. The facing surface is formed as an inclined surface that expands toward the block body side, and a cover member having a sliding inclined surface that is in contact with the facing surface is attached to the tip of the front-rear guide rod, and the cover member and Block body above By disposing the Tamahatsu member between is obtained by constantly resilient biasing said cover member in the counter-block side.

[Action]

When the pair of walls sway in the left-right direction, that is, in the direction in which they approach each other, the slide inclined surface of the cover member is pressed via the facing surface of the surface layer portion, and the front-rear guide rod slides in the front-rear direction. The member moves to the block body side. At this time, at the same time, when there is a difference in the magnitude of shaking between the wall body and the wall body, the cover member moves together with the guide block body in either the left or right direction.

When the wall body to which the lateral guide rod is fixed swings in the front-back direction, that is, in the direction orthogonal to the above direction, the cover member is pressed only by the one wall body and moves in the swinging direction, at the same time, It is also pressed in the left-right direction and moves together with the guide block body.

〔Example〕

An embodiment will be described with reference to the drawings. In FIGS. 1 to 3, reference numerals 1 and 2 denote a pair of walls of a building,
A case of a partition wall is shown, and the wall bodies 1 and 2 are arranged on the same straight line when seen in a plan view.

Then, the expansion joint device 6 according to the present invention is disposed in the gap portion 5 between the pair of opposed frames 3 and 4 of the wall bodies 1 and 2.
The expansion joint device 6 includes a lateral guide rod 7 having one end 7a abutting against the skeletons 3 and 4 and the other end 7b fixed thereto, and a guide block body 8 slidably attached to the lateral guide rod 7. Resilient members 9 and 9 such as coil springs, which are arranged on both the left and right sides of the block body 8 and are externally fitted to the lateral guide rod 7, and front and rear guides arranged in a direction orthogonal to the lateral guide rod 7. The rod 10, the cover members 11, 11 attached to the front ends of the front and rear guide rods 10, and the cover member 1
The elastic members 12 are disposed between the guide blocks 11 and the guide blocks 8 and constantly urge the cover members 11 and 11 to the anti-block side S, S. Specifically, the lateral guide rod 7 includes a rod main body 29 and a pressing rod 31 slidably inserted in a hole 30 in the axial direction of the rod main body 29. The fixed head of the pressing rod 31 corresponds to one end 7 a of the rod 7. The other end 7b of the lateral guide rod 7 is fixed to the body 4 while being inserted into the through hole of the fixing member 13. An adjusting ring 15 for adjusting the restoring force is provided between the elastic member 9 and the body 4. The guide block body 8 is an insertion hole in the left-right direction in which the lateral guide rod 7 is inserted.
16 and insertion holes 17 in the front-rear direction arranged above and below this.
And are equipped with. Stoppers 18 having a larger diameter than the insertion holes 17 are provided at the proximal ends of the front and rear guide rods 10. The guide block body 8 includes left and right elastic members 9,
Although it is always elastically urged by 9 so as to be restored to the central portion of the interval portion 5 of the skeletons 3 and 4, one elastic member 9 further urges the pressing rod 31 to be constantly elastically ejected in the direction of extraction. ing.

The pair of walls 1 and 2 are composed of the skeletons 3 and 4 and the surface layer portions 19 and 20 formed on the front and rear surfaces thereof, and further, the surface layer portions 19 and 20.
... is the mortar wall 21 and the finishing material 22 attached to its surface
Consists of. The facing surfaces 23, 24, ... Of the surface layer portions 19, 20, ... Are formed into inclined surfaces that spread to the block body sides R, R. The cover members 11, 11 are provided with slide inclined surfaces 26, 27 that come into contact with the facing surfaces 23, 24 of the walls 1 and 2, and the stoppers 18 are guided blocks when the walls 1 and 2 are stationary. By contacting the body 8, the surfaces of the cover members 11 and 11 and the surfaces of the wall bodies 1 and 2 are formed in the same plane. The facing surfaces 23, 24 ... and the slide inclined surfaces 26, 27 ... are all constructed by fixing a metal slide plate 25, such as stainless steel, to the wall bodies 1 and 2 end surfaces or the cover members 11 and 11 end surfaces. . The cover members 11, 11 are composed of the mortar wall 21, the finishing material 22 and the like like the surface layer portions 19, 20 of the wall bodies 1, 2. 28, 28 is a slide plate 25,
25 ... Reinforcing slide support plate.

When the walls 1 and 2 sway in the directions of arrows A1 and B1 due to an earthquake or the like, that is, in directions close to each other, the cover members 11 and 11
Are the slide inclined surfaces 26, 27, and the facing surfaces 23, 2 of the surface layer portions 19, 20.
Pressed via 4, and both surfaces slide relative to each other and move to the block body side R, R as shown by virtual lines T1, T1 in the figure. The virtual lines T1 and T1 indicate the state in which they have moved to the block body side R most.

Next, when only the wall 2 shakes in the direction of arrow B1, the virtual line
Like T2, T2, the cover members 11, 11 are the block body side R, R
And at the same time, the block body 8 is also pressed and moved in the direction toward the one wall body 1 side. When only the wall body 2 sways in the anti-block body side S, that is, in the direction of arrow B3,
Only one inclined surface 27 of the one cover member 11 is pressed through the facing surface 24 of the wall body 2, and the cover member 11 moves to the block body side R. At this time, one end 7a of the lateral guide rod 8 slides on the surface of the fixing member 13 in the direction of arrow B3.
In addition, since the head portion of the pressing rod 31 can be slid, the fixing member 13
A movable range C having a predetermined width on the surface is finished to be a flat surface. Even when the wall bodies 1 and 2 sway in the directions of arrows A2, A3, A4, B2, B4 other than the above or in a combination thereof, this expansion joint device 6
The same applies, and no excessive stress occurs in any of the cover members 11, 11 and other parts.

Unlike the case of the above embodiment, as shown in FIG. 4, the cover member 11 is provided only on one of the front and rear surface sides of the wall bodies 1 and 2,
It can also be applied to the inner wall.

Although not shown, the pressing rod 31 is omitted, and the end portion of the rod main body 29, that is, the one end 7a of the lateral guide rod 7 is attached to the frame 3.
It may be a case where they are brought close to each other without abutting.

[Effect of device]

Since the present invention is configured as described above, it has the effects described below.

It is possible to cope with large shaking of the walls 1 and 2 due to an earthquake typhoon, etc., and no damage or the like occurs.

Since a large load does not act on the cover member 11, it is possible to make the space between the walls 1 and 2 a glass wall.

The structure is extremely simple.

[Brief description of drawings]

FIG. 1 is a sectional plan view showing an embodiment of the present invention, FIG. 2 is a partially sectional front view, FIG. 3 is a sectional side view, and FIG. 4 is a sectional plan view showing another embodiment. is there. 1, 2 ... Wall body, 3, 4 ... Body, 5 ... Spacing portion, 7 ... Side guide rod, 8 ... Guide block body, 9 ... Repulsion member, 10 ... Front / rear guide rod, 11 ... Cover member, 12 ... Bullet Starting material, 19,20
… Surface layer, 23,24… opposing surface, 26,27… sliding slant surface, 7a
... one end, 7b ... other end, R ... block body side, S ... anti-block body side.

Claims (1)

[Scope of utility model registration request] 1. A space portion 5 between a pair of opposed frames 3 and 4,
One end 7a is brought close to or in contact with the skeletons 3, 4 and the other end 7b
A lateral guide rod 7 is fixed to the lateral guide rod 7, a guide block body 8 is slidably attached to the lateral guide rod 7, and elastic members 9, 9 are provided on both left and right sides of the block body 8. ,
The block body 8 is constantly elastically urged so as to be restored to the substantially central portion of the spacing portion 5, and the front and rear guide rods 10 arranged on the block body 8 in a direction orthogonal to the lateral guide rods 7, 10 is slidably attached to the front and rear guides, and further, the surface layer portions 19 and 20 of the pair of wall bodies 1 and 2 having the skeletons 3 and 4 are attached.
The facing surfaces 23 and 24 of the above are formed as inclined surfaces that expand toward the block body side R, and the cover member 11 provided with the sliding inclined surfaces 26 and 27 that come into contact with the facing surfaces 23 and 24 is provided with The cover member 11 is attached to the tips of the rods 10 and 10.
An expansion joint device, characterized in that elastic members 12, 12 are disposed between the block body 8 and the block body 8 and the cover member 11 is always elastically biased toward the side S opposite to the block body.