JPH0423127Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to an expansion joint device installed in a space between buildings.

[Conventional technology and its problems]

In conventional expansion joint devices of this type, a leaf spring is attached to a fixing bolt that projects upward from the body, the leaf spring presses the holder member downward, and a cover is attached from above the holder member. Ta. The holder member is provided with a long hole through which the fixing bolt is inserted to absorb relative movement between the fixing bolt of the frame and the holder member of the cover.

However, since the bolt is fixed and projects directly upward from the frame, there is a problem that the leaf spring cannot sufficiently adapt to changes in the inclination of the holder member.
Further, it is troublesome that the long hole of the holder member and the fixing bolt must be carefully aligned to substantially match each other.

[Means for solving problems]

The expansion joint device of the present invention attaches to the cover holder members which are disposed at predetermined intervals in the longitudinal direction of the cover and are received from the back side of the cover, and which protrude toward the holder member and come into contact with the holder member. In an expansion joint device in which a rim member having a protruding support portion is fixed to a corner of a building body, the rim member is provided with a protruding piece portion parallel to the holder member, and the protruding piece portion is provided with a protruding piece portion parallel to the above-mentioned holder member. A locking member made of a plate spring material is inserted through the adjacent connecting hole, and the connecting rod is freely swingable and inserted into the connecting hole with a loose fit. , a resilient member attached to the tip of the connecting rod and resiliently biasing the locking member toward the edge member to bring the holder member into contact with the support portion; It is fitted onto the connecting rod on the side.

[Effect]

A locking member made of a leaf spring material is attached to the freely swingable connecting rod, and this locking member locks on the holder member, and an elastic member fitted onto the connecting rod allows the locking member to be attached to the edge. The holder member is reliably supported by the protruding support portion of the edge material.

Furthermore, the holder member can flexibly respond to the fixed edge material due to the swinging action and the snapping action.

Furthermore, since the edge material is fixed to the corner of the frame, it can be adequately accommodated even when the clearance between the spaces is large.

〔Example〕

Hereinafter, the present invention will be explained in detail based on drawings showing embodiments.

FIG. 1 shows an expansion joint device according to the present invention, in which a gap 1 between a vertical wall V and a frame R is covered and blocked from above. Reference numeral 2 denotes a cover, and the base end 3 and the distal end 4 have locking pieces 5 and 6 bent downward.

Reference numeral 7 denotes a holder member, which is arranged at a predetermined pitch in the longitudinal direction of the cover 2 to receive the cover 2 from the back side thereof. This holder member 7 has a holder intermediate member 8 made of a pressed metal material as shown in FIG.
It is composed of a holder base end member 10 and a holder tip end member 11 which are inserted from both ends and secured by caulking or the like.

Further, the holder proximal material 10 includes a proximal material main body 13 to which the cover 2 is attached, and a fitting groove 9 of the holder intermediate material 8 that protrudes from the proximal material main body 13.
The insertion piece part 12 inserted into the base end material main body 13
and a locking piece 14 projecting in a substantially U-shape from the top. The main body 13 also includes a locking piece 5 of the cover 2.
A first fitting groove 15 into which is fitted, and a second fitting groove 16 having a large diameter portion at the bottom are provided.

Furthermore, the holder tip material 11 has a similar insertion piece 17 and a first part into which the locking piece 6 of the cover 2 is fitted.
Fitting groove 18 and second fitting groove 1 with a large diameter bottom
9, and a tip material main body 20 having 9 formed thereon.

Therefore, the holder base end material 10 of the holder member 7
is engaged with a mounting edge member 21 fixed to the vertical wall V. That is, this mounting edge material 21 has a support piece 23 horizontally protruding from the upper and lower intermediate portions of the base 22, and a locking member that curves downward from the base 22 at a position slightly above the support piece 23. Katabe 2
4 is provided in a protruding manner, and the width dimension (projection length) of this locking piece portion 24 is set smaller than that of the support piece 23. Then, the locking piece 14 of the holder base end member 10 is engaged with the locking piece 24, and the locking piece 24, the locking piece 14, and the support piece 23 are connected to the hinge mechanism H. The holder member 7 is vertically swingable around the hinge mechanism H as shown by arrow A.

In addition, the base end 3 and the distal end 4 of the cover 2 include
Decorative edge materials 25 and 26 are respectively covered. That is, the decorative edge material 25 has a hanging piece 27 whose upper end has a large diameter, which is inserted into the second fitting groove 16 of the holder base material 10, and is attached to the cover via the holder base material 10. . In the decorative edge material 25, a gasket 29 that contacts the vertical wall V is fitted into the fitting groove 30 at the base end, and a gasket 29 which contacts the top surface of the cover 2 is fitted into the fitting groove 31 at the distal end. 32 are fitted. Further, the decorative edge material 26 has a hanging piece 27 inserted into the second fitting groove 19 of the holder tip material 11, and is attached to the cover 2 via the holder tip material 11. In this decorative edge material 26, a gasket 36 that contacts the upper surface 40 of the body R is fitted into a fitting groove 35 at the distal end, and a fitting groove 33 at the base end is fitted.
A gasket 34 that comes into contact with the upper surface of the cover 2 is fitted into the cover 2 . Numerals 37 and 37 are fasteners such as screws for attaching the cover 2 to the holder proximal end member 10 and the holder distal end member 11, respectively. Note that the second fitting groove 16 of the holder base end material 10 and the second fitting groove 16 of the holder tip end material 11
Retaining members 28 and 28 are fitted into the fitting groove 19, respectively.

Thus, edge members 39 for receiving the holder member 7 are fixed to the corners 38 of the frame R. This edge material 39 is attached to a mounting piece portion 42 that is attached to the upper surface 40 of the frame R via a fastener 41 such as an anchor bolt.
and a hanging piece part 43 hanging down from the mounting piece part 42.
and the holder member 7 stands upright from the mounting piece 42.
A protruding support portion 45 that comes into contact with the lower wall 44 of the intermediate member 8
and a protruding piece 46 that protrudes in parallel to the longitudinal direction of the holder member 7. In addition, the protruding piece 4
6 is provided with a long connecting hole 50 extending along the longitudinal direction of the cover 2 . And water stop plate 4
7 is fixed to the corner 38 of the frame R by the edge material 39, and the base end 47b of the water stop plate 47
is fixed to the vertical wall V by the mounting edge material 21.

Further, a locking member 4 is attached to the intermediate member 8 of the holder member 7.
8 is locked, and a connecting rod 49 projects from the locking member 48 toward the protruding piece 46 of the edge member 39. The connecting rod 49 is inserted into the hole 50 of the protruding piece 46, and the washer 53 and the nut 54 are connected to each other via a resilient member 52 such as a coil spring disposed on the back surface 51 of the protruding piece 46. It is screwed on.

That is, the locking member 48 is made of a cap-shaped plate spring material, is housed in the downwardly open dovetail groove 55 of the intermediate member 8, and is attached to the tip of the connecting rod 49.

Further, the hole 50 of the protruding piece 46 is a long hole extending in the longitudinal direction of the cover 2, and its short diameter is set to be sufficiently smaller than the outer diameter of the connecting rod 49.

Therefore, the connecting rod 49 inserted into this hole 50
is capable of swinging in directions represented by arrows B and C.

Then, on the back surface 51 side of the protruding piece portion 46,
A resilient member 52 is fitted onto the connecting rod 49 to draw the locking member 48 attached to the connecting rod 49 toward the edge member 39.

Therefore, the locking member 48 is allowed to reciprocate as indicated by arrows F and G by the resilient member 52, and the lower end pieces 56,
This locking member 48
can be slid as indicated by arrows D and E.

In FIG. 1, reference numeral 58 is a caulking material provided at the tip of the attachment piece 42 of the edge member 39.

Next, FIG. 3 shows an example of an expansion joint device provided in the space 1 between floors. Considering that in this embodiment, the portion indicated by the arrow P-P in FIG.
The same reference numerals have the same structure.

Note that the present invention is not limited to the above-mentioned embodiments, and the design may be changed without departing from the gist of the present invention. For example, if the upper surface 40 of the frame R is finished with a cross finish, the upper surface of the cover 2 is also finished with a cross finish. It is also preferable to finish it. In this case, the decorative edge materials 25 and 26 serve as parting materials, resulting in an excellent design.
In addition, this expansion joint device can be used for both interior and exterior applications; for interior applications, it is used for spaces between floors and walls, and for exterior applications, it is used for spaces between external walls, etc. be done.

[Effect of idea]

The expansion joint device of this invention has four connecting rods that can swing freely.
A locking member 48 made of a plate spring material is attached to the connecting rod 49, and is pulled toward the edge member 39 by a resilient member 52 fitted onto the connecting rod 49.
Since the hole 50 through which the holder 9 is inserted is provided close to the protruding support 45, the holder member 7 can be inserted into the edge member 3.
It is securely supported by the protruding support portion 45 of 9, and the spacing portion 1
is reliably covered with the cover 2.

Moreover, the bolt member 7 and the cover 2 can flexibly respond to the fixed edge member 39 due to the swinging action and the popping action. In other words, one frame R
For relative positional deviation (three-dimensional positional deviation) (complex vibration/displacement) with other building blocks R, or,
It can sufficiently cope with and absorb relative positional deviation of the frame R with respect to other walls V. Further, since the edge material 39 is fixed to the corner portion 38 of the frame R, the cover 2, water stop plate 47, etc. can be reliably attached even when the clearance of the gap portion 2 is large.

[Brief explanation of the drawing]

FIG. 1 is a cross-sectional side view showing an embodiment of the present invention;
FIG. 2 is a sectional view of a main part, and FIG. 3 is a sectional side view showing another embodiment. 2...Cover, 7...Holder member, 38...Corner, 39...Edge material, 45...Protruding support portion, 46...
... Projection piece, 48 ... Locking member, 49 ... Connection rod, 50 ... Connection hole, 51 ... Back surface, 52 ...
...Bulging member, R...Structure.

Claims (1)

[Claims for Utility Model Registration] Holder members 7 arranged at predetermined intervals in the longitudinal direction of the cover 2 and receiving the cover 2 from the back side...
is attached to the cover 2, and an edge member 39 having a protruding support portion 45 that protrudes toward the holder member 7 side and comes into contact with the holder member 7 is attached to the corner portion 3 of the frame R.
8, the edge material 39 is provided with a protruding piece 46 parallel to the holder member 7, and the protruding piece 46 is provided with a connecting hole 50 close to the protruding support part 45. A locking member 4 made of a leaf spring material is installed inside the holder member 7 and is inserted into the connecting hole 50 in a loosely fitting manner with the connecting rod 49 swingable.
8 is attached to the tip of the connecting rod 49, and further,
A resilient member 52 that resiliently urges the locking member 48 toward the edge member 39 to bring the holder member 7 into contact with the support portion 45 is attached to the connecting rod on the rear surface 51 side of the protruding piece portion 46. 49. An expansion joint device characterized in that the expansion joint device is fitted externally to the 49.