JPH0545685Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) This invention relates to an expansion joint that is installed between the roof framework and wall framework of adjacent buildings with a predetermined gap between them.

(Prior Art) Conventionally, this type of expansion joint is disclosed in, for example, Japanese Patent Laid-Open No. 61-36550. In this case, the holder member is pushed against the support member by an elastic body between the support members attached to the roof frame and wall frame of adjacent buildings with a predetermined gap between them. The structure is such that a cover member is attached to the holder member to cover the gap between the two frame bodies and the roof frame body. Such a structure has the advantage that the number of constituent parts of the expansion joint is small, and the structure is simple and can be provided at low cost.

(Problem to be solved by the invention) However, in the above, the end of the holder member located on the wall frame side and the upward side plate of the cover member are not connected, and the upward side plate of the cover member is connected to the wall. It has a structure in which it is latched onto a support member on the body side.

For this reason, it becomes difficult to increase the holding force of the cover member by the holder member, and when the roof structure and wall structure move relative to each other, or when wind blows up toward the back of the cover member, the holder member This causes problems such as the cover member floating up and shaking.

The purpose of this invention is to take into account the above-mentioned conventional problems,
By increasing the holding power of the cover member by the holder member,
It is an object of the present invention to provide an expansion joint that can actively prevent the cover member from floating up.

(Means for Solving the Problems) In order to achieve the above object, this invention provides a structure in which there is a gap between the supporting members of the roof frame and the wall frame of adjacent buildings, which are attached to each other with a predetermined gap between them. ,
An expansion in which a holder member is installed so as to be tiltable and slidable in a state in which it is resiliently pushed against a support member by an elastic body, and a cover member is attached to the holder member to cover the gap between the two frame bodies and the roof frame. The joint is a joint, and locking bodies are provided at both ends of the holder member, and among these locking bodies, the locking body located on the roof frame side locks the side plate on one side of the cover member. The locking body located on the wall frame side extends upwardly along the upwardly facing side plate at the other end of the cover member and engages with the upper edge of the upwardly facing side plate at its extending end. a locking leg having a locking piece for preventing the cover member from floating;
A lower locking leg is provided that extends to engage with a support member fixed to the wall frame.

(Function) In the expansion joint configured as described above, when the roof frame and wall frame of adjacent buildings across a predetermined gap are displaced relative to each other, the holder member responds to the elastic body's elastic body. By sliding or tilting under force, the relative displacement can be coped with, thereby preventing accidents such as twisting or damage to the cover member.

Further, a side plate on one side of the cover member is locked by a locking leg provided on a locking body located on the roof frame side of the holder member, and a locking leg provided on a locking body located on the wall frame side. By engaging the locking piece with the upper edge of the upward side plate of the cover member, the holding force of the cover member by the holder member is increased, and the cover member is prevented from floating with respect to the holder member.

Furthermore, when the lower locking leg of the locking body located on the wall frame side engages with the support member fixed to the wall frame, the holder member moves excessively and comes off with respect to the support member fixed to the wall frame. Malfunctions are prevented.

(Example 1) Example 1 of this invention will be described with reference to FIGS. 1 to 5.

In FIG. 1, which is a longitudinal cross-sectional view of an expansion joint 1 installed between a roof frame K1 and a wall frame K2 of adjacent buildings across a predetermined gap S, a frame surface K1a on the upper surface of the roof frame K1 is shown. A long water stop plate mounting member 2 is fixed to the water stop plate mounting member 2 along its longitudinal direction with screws 4 or the like. A fitting groove 2 a for a water stop plate is formed at an end of the water stop plate mounting member 2 .

On the body surface K1a of the roof body K1, there is a long or short piece that is in contact with and adjoins the water stop plate attachment member 2 (or is separated from it if the body body K1 is wide) and runs along the longitudinal direction of the roof body K1. The support members 7 are each fixed with bolts 9 or the like. The support member 7 is provided with a protruding support portion 7a having an inverted U-shape in cross section and having opposing side walls and a top plate. Further, the support surface of the upper surface of the upper plate 7b of the support portion 7a is formed in a convex arc shape in cross section. Nut mounting holes are formed through the upper plate 7b of the support portion 7a at predetermined intervals in the longitudinal direction, and each nut mounting hole is provided with a nut 11 for a tightening bolt 17 of an elastic body 18, which will be described later. is fixed by press fitting.
That is, the nut 11, as shown in FIG.
A hexagonal nut portion 11a and a small-diameter press-fitting portion 11b are integrally provided, and the outer circumferential surface of the press-fitting portion 11b is knurled to increase the force of press-fitting into the nut mounting hole. Further, a dovetail-shaped fitting groove 7e for holding a seal member 22, which will be described later, is recessed in the longitudinal direction of the support member 7 in the lower part of the wall surface of the side wall 7c on one side of the support member 7a.

On the frame surface K2a of the outer wall surface of the wall frame K2, a long support member 8 corresponding to the support member 7 is attached with a bolt 1.
It is fixed by 0 etc. A lower protruding edge 8b is provided on the lower edge of the support member 8 to protrude substantially horizontally, and a support portion 8a is provided to protrude upward from the tip of the lower protruding edge 8b. Further, a fitting groove 8f for a water stop plate is formed on the lower surface of the base of the lower protruding edge 8b. and,
The fitting part 6a of one end edge of the water stop plate 6 made of synthetic resin, rubber, etc. is the water stop plate mounting member 2 on the roof frame K1 side.
The fitting groove 2a of the water stop plate 6 is fitted into the fitting groove 2a, and the fitting part 6a of the other end edge of the water stop plate 6 is fitted into the fitting groove 8f of the lower projecting edge 8b. An upper protruding edge 8c is provided on the upper part of the support member 8 in a substantially horizontal manner, and a holding edge 8d is provided at the tip of the upper protruding edge 8c to protrude downward.

Between the support members 7 and 8, a predetermined number of holder members 12 are spaced at a predetermined interval in the longitudinal direction and are tilted and slid in the left and right directions under the action of the elastic force of the elastic body 18. Erection is possible. The holder member 12 includes a base material 13 and left and right locking bodies 14 and 15. The base material 13 has a length that allows it to be constructed across the support surfaces of the support parts 7a and 8a of the support members 7 and 8, and has a bottom plate 13c and both side plates 13d and 13b, and is opened upward. It is formed into a substantially U-shaped cross section. As shown in FIGS. 3 and 5, locking protrusions 13d and 13e are provided on opposing surfaces of the side plates 13a and 13b, respectively, at substantially central height positions of the side plates 13a and 13b. . Furthermore, the base material 13
Under the action of the elastic force of the elastic body 18, the lower surface of the bottom plate 13c of the support parts 7a, 8 of the support members 7, 8
It is installed so that it can tilt and slide in contact with the upper part of the roof. That is, the bottom plate 13c of the base material 13 has long holes 1 along its longitudinal direction (left-right direction in FIG. 1).
A tightening bolt 17 is passed through the elastic body 18 and the long hole 16 to the support portion 7a of the support member 7.
By tightening the nuts 11, both supporting members 7,
8, the base material 13 of the holder member 12 is assembled. The elastic body 18 is compressed by a predetermined amount between the bolt head 17a and the bottom plate 13c of the base material 13 by tightening the tightening bolt 17,
This generates a spring force that springs the base material 13 against the support members 7 and 8.

In this first embodiment, the elastic body 18
As shown in Figures 3 and 4, it is constructed by bending a single sheet of leaf spring material.
A rectangular seat plate 18a having a through hole 19 in the center through which a tightening bolt 17 is inserted;
Both locking protrusions 13d of the base material 13 extend downward from the opposite side edge of the base member 13 in a substantially V-shape,
It has a plate width that can be inserted between 13e and the lower edge is the base material 1.
3, and a spring piece 18b that comes into contact with the bottom plate 13c of No. 3. Further, a regulating piece 20 is extended from the other opposing side edges of the seat plate 18a on substantially the same plane as the seat plate 18a. And this regulation piece 2
As shown in FIG. 3, the locking protrusion 13d,
By limiting the amount of tightening of the tightening bolt 17 when in contact with the upper surface of the spring piece 13e, the spring piece 18
By making the elastic deformation of b a predetermined amount, this spring piece 18b
The elastic force of the ball is maintained at a constant value.

Note that ribs 18c for preventing deflection are formed on the seat plate 18a and the regulating piece 20.

At both ends of the holder member 12 in the longitudinal direction, locking bodies 14 and 15 are fixed to respective mounting pieces 14a and 15a. That is, each locking body 1
As shown in FIGS. 1 and 5, the mounting pieces 14a and 15a of No. 4 and 15 are space portions surrounded by the bottom plate 13c of the base material 13, the side plates 13a and 13b, and the locking protrusions 13d and 13e. After the locking protrusions 13d and 13e are inserted into the respective mounting pieces 14a and 1
The locking bodies 14 and 15 are respectively fixed to both ends of the base material 13 by caulking the base material 5a in an uneven manner.

Of the two retaining bodies 14, 15, the retaining body 14 on the roof structure K1 side has a mounting piece 14a and a vertically extending retaining leg 14b which is gradually widened from its upper end to its lower end and has an inclined shape.
is formed.

The locking body 15 on the wall frame K3 side has its mounting piece 1.
Lower locking leg 15f extends downward from 5a.
and a locking leg 15b extending upwardly from the mounting piece 15a. and locking leg 1
At the upper end of 5b, a hook-shaped locking piece 15c is formed which is inserted from below into the holding groove 8e of the upper part of the support member 8 on the wall frame K2 side and is held so as to be slidable and rotatable in the vertical direction. has been done. This locking piece 15c has a groove 15d with a downward opening into which an upward side plate 21c of a cover member 21, which will be described next, is inserted.

Both main bodies K
A cover member 21 is attached to cover the gap S between 1 and K2 and the roof frame K1. The cover member 21 includes a top plate 21a, a downward side plate 21b formed downward on one side of the top plate 21a, and an upward side plate 21c formed upward on the other side of the top plate 21a. A locking piece 21d is formed at a right angle toward the inner side at the lower edge. and,
Insert the tip of the upward side plate 21c of the cover member 21 into the groove 15d of the locking piece 15c at the tip of the locking body 15 on the wall frame K2 side, and then insert the locking piece 21d of the side plate 21b of the cover member 21 into the roof frame. The cover member 21 is attached to the holder member 12 by pushing the cover member 21 while sliding it along the slope of the locking leg 14b of the locking body 14 on the K1 side. In this attached state, the cover member 21
The back surface of the top plate 21a is the base material 13 of the holder member 12.
is received in contact with the upper edge, and the upper edge of the upward side plate 21c of the cover member 21 is engaged with the tip of the locking piece 15c of the locking body 15 without a gap,
Locking piece 2 of the downward side plate 21b of the cover member 21
1d is elastically pressed into engagement with the lower edge of the locking leg 14b of the locking body 14.

Further, in this first embodiment, a decorative cover plate 25 is attached to the support member 8 on the side of the wall frame K2. An engaging edge 25a is formed on the upper edge of the decorative cover plate 25 to engage with the engaging protrusion 8g formed on the upper edge of the support member 8.
As shown in FIG. 2, a locking protrusion 25b is protrudingly provided on the back surface of the support member 8, and is secured to the groove 8h by an elastic clip 26 when formed at the base of the holding edge 8d of the support member 8. ing. Furthermore, a fitting groove 25 is provided at the lower edge of the decorative cover plate 25, into which a packing 27 that closely contacts the upper surface of the top plate 21a of the cover member 21 is fitted.
c is formed.

A flexible sealing member 2 made of soft synthetic resin, rubber, etc. is installed in the fitting groove 7e formed in the side wall 7c of the supporting portion 7a of the supporting member 7 on the side of the roof frame K1.
2 is fitted at a protruding piece 22a protruding from the lower part of the back side thereof. The seal member 22 is
This is to maintain airtightness and watertightness from the body surface K1a on the upper surface of the roof body K1 to the back surface of the top plate 21a of the cover member 21, and the lower edge of the seal member 22 is in contact with the body surface K1a of the roof body K1, and The tip end 22b of the sealing member 22 is tapered and elastically deformed into a curved shape and is pressed against the back surface of the top plate 21a of the cover member 21 and the outer surface of the base material 13 of the holder member 12. That is, a portion of the tip end 22b of the seal member 22 is elastically deformed along the side plate 13a and bottom plate 13c of the base member 13 at the position where the holder member 12 is disposed, as shown in FIG. . Furthermore, a tapered seal protrusion 22c is formed at the lower edge of the seal member 22 and contacts the side wall surface of the roof frame K1.

In addition, the above-described water stop plate mounting member 2, support members 7 and 8, base material 13 of holder member 12, and locking body 1
4, 15 and the cover member 21 can also be formed by extrusion molding of a light alloy such as an aluminum alloy.
Further, it can also be formed by bending a metal plate such as an aluminum, stainless steel, or copper plate.

Further, a caulking material 30 is filled between the upper edge of the decorative cover plate 25 and the exterior material M such as a mortar layer on the body surface K2a of the wall body K2.

This first embodiment is configured as described above. Therefore, when the roof frame K1 and the wall frame K2 are displaced relative to each other in the left-right or vertical direction, the roof frame K1
With respect to the support member 7, the holder member 12 is subject to the elastic force of the elastic body 18, and within the range of the allowable movement between the elongated hole 16 of the base member 13 and the tightening bolt 17, the holder member 12 is tilted and tilted. Sliding. Furthermore, the locking body 15 of the holder member 12 is engaged with the support member 8 of the wall skeleton K2 in the holding groove 8e.
The holder member 12 is allowed to tilt by vertically moving or rotating in the locking piece 15c. Since the cover member 21 attached to the holder member 12 also tilts together with the holder member 12, the cover member 21 is prevented from being twisted or damaged. Therefore, the gap S between the wall frame K2 and the roof frame K1 is always well covered and maintained by the cover member 21.

Now, the downward side plate 21b of the cover member 21 is locked by the locking leg 14b provided on the locking body 14 located on the roof frame K1 side of the holder member 12,
By inserting and locking the upper edge of the upward side plate 21c of the cover member 21 into the groove 15d of the locking piece 15c at the upper end of the locking leg 15b provided on the locking body 15 located on the wall skeleton K2 side. In addition, the holding force of the cover member 21 by the holder member 12 can be increased, and the setting value can always be kept constant, thereby preventing the cover member 21 from floating up relative to the holder member 12.

Moreover, the cover member 2 is
1, insert the tip of the upward side plate 21c of the cover member 21 into the groove 15d of the locking piece 15c at the tip of the locking body 15 on the wall frame K2 side, and then insert the end of the side plate 21c of the cover member 21 into the groove 15d. By pushing in the cover member 21 while sliding the stopper piece 21d along the slope of the locking leg 14b of the locking body 14 on the roof frame K1 side, the upper edge of the upward side plate 21c of the cover member 21 is In the state where the locking piece 15c of the locking body 15 is engaged and held, the locking piece 21d of the downward side plate 14b of the cover member 21 is elastically pressed into contact with the lower edge of the locking leg 14b of the locking body 14. As a result, the cover member 21 can be easily, quickly, and reliably attached to the holder member 12.

Further, in this embodiment 1, when rainwater or the like blows with the wind between the support members 7 and 8 and the back surface of the top plate 21a of the cover member 21, the lower part of the side wall 7c of both support members 7 It is attached in the formed fitting groove 7e, the tip 22b abuts against the back surface of the top plate 21a of the cover member 21 under pressure, and the seal protrusion 22a at the lower edge abuts against the body surface K1a of the roof body K1 and the side face of the body. The sealing member 22 blocks the rainwater and wind, thereby preventing rainwater and wind from entering the interior.

Furthermore, in this first embodiment, an elastic body 18 that springs the holder member 12 against the support members 7 and 8 is used.
, a regulating piece 20 is provided on the seat plate 18a,
This regulating piece 20 is the locking protrusion 13d, 1 of the base material 13.
3e, the tightening bolt 17
By limiting the amount of tightening, the elastic force of the elastic body 18 is maintained at a constant value. Therefore, if the tightening bolts 17 are tightened too much, the elastic force of the elastic body 18 becomes excessive, and the slidability of the holder member 12 is reduced, or if the tightening bolts 17 are insufficiently tightened, the elastic body 18 becomes too elastic. This prevents the cover member 21 from shaking or floating together with the holder member 12 due to insufficient elastic force. Further, as described above, the holder member 12 and the cover member 21
By preventing rattling or lifting of the seal member 22, the tip portion 22b of the seal member 22 can be secured to the cover member 2.
The back surface of the top plate 21a of 1 and the base material 13 of the holder member 12
It can be brought into proper contact with the outer surface, resulting in even better airtightness and watertightness.

Next, a modification of the first embodiment described above will be described.

In the first embodiment, the seal member 22 is elastically deformed along the side plates 13a, 13b and the bottom plate 13c of the base material 13 at the position where the holder member 12 is disposed. It is not limited. For example, as shown in Figure 6,
The cut portions 22d may be formed at positions of the seal member 22 corresponding to both ends of the width of the base material 13.

Further, in the first embodiment, the elastic body 18 is made of a single plate spring material, but the present invention is not limited to this. For example, as shown in FIG. 7, the elastic body 18 may be constructed by providing a compression coil spring 18b on the lower surface of a rectangular seat plate 18a with ribs 18c facing upward at both ends by bending or the like. good. Further, as shown in FIG. 8, a compression coil spring 18b is installed inside a cylindrical spring receiver 18e having a flange-like seat plate 18a on the outer periphery, and the elastic body 18b is
8 may be configured. Furthermore, as shown in FIG. 9, the elastic body 18 is constructed by providing ribs 18c facing downward at both ends by bending or the like, and providing a rubber material 18b that elastically expands and contracts on the lower surface of the rectangular seat plate 18a. You can. However, in each of the elastic bodies 18 described above, the seat plate 18a of the first embodiment is attached to the seat plate 18a.
A regulating piece 20 that acts in the same way as the regulating piece 20 provided in
is provided.

Moreover, in the above-mentioned Example 1, the support member 7
Although the nut 11 for the tightening bolt 17 is fixed to the upper plate 7b of the support portion 7a by press fitting, the present invention is not limited to this. For example, as shown in FIG. 10, a vertically thick portion may be formed in the support portion 7a of the support member 7, and a female thread or groove 11 corresponding to the tightening bolt 17 may be formed in this thick portion. good. Further, as shown in FIG. 11, a solid protrusion is provided on the upper surface of the support member 7, and this protrusion
a, and a tightening bolt 1 is attached to the support portion 7a.
An internal thread or groove 11 for 7 may be formed. Furthermore, as shown in FIG.
The supporting portion 7a is formed into an L shape with a side wall 7d and an upper plate 7b, and a tightening bolt 17 is attached to the upper plate 7b.
A through hole 7f may be formed through which the bolt 17 is inserted, and a nut 11 corresponding to the tightening bolt 17 may be fixedly or detachably provided on the lower surface side of the upper plate 7b.

Further, in the above embodiment, the supporting member 7 and the water stop plate mounting member 2 are constructed as separate members, and the roof frame K
Although the structure is configured so as to be able to accommodate a case where the frame width of the first structure is wide, the structure is not limited to this. For example, as shown in FIG.
A fitting groove 7g into which the fitting portion 6a at the end is fitted may be formed.

(Example 2) Next, Example 2 of this invention will be described with reference to FIG. 13.

In this second embodiment, unlike the second embodiment, the decorative cover plate 25 is not attached to the support member 8 attached to the frame surface K2a of the outer wall surface of the wall frame K2. Further, a stepped surface 8j is formed on the upper protruding edge 8c of the support member 8, and a caulking material 30 is filled between the stepped surface 8j and the exterior material M such as a mortar layer on the frame surface K2a, and a seal is formed. gender is ensured. Note that the other end portions are constructed in substantially the same manner as in the first embodiment. Therefore, this second embodiment operates in substantially the same manner as the first embodiment.

(Example 3) Next, Example 3 of this invention will be described with reference to FIG. 14.

In this third embodiment, a support member 8 and a holder member 1 are attached to a frame surface K2a of a wall frame K2.
This is a modification of the structure of the locking body 15 and the decorative cover plate 25 fixed to the end portion of the base material 13 of No. 2. That is, the locking body 15 has a locking leg 15b extending upward from the mounting piece 15a thereof, and a lower locking leg 15f extending toward the support member 8, which are formed in a bifurcated shape. A hook-shaped locking piece 15c is formed at the upper end of the locking leg 15b, into which the upper edge of the hanging wall 21c of the cover member 21 is fitted via a packing 31. In addition, the decorative cover plate 2 is attached to the packing 31.
A sealing piece 31a is formed in contact with the back surface of 5.

The lower locking leg 15f is locked to a downward hook-shaped locking protrusion 8f formed on the support member 8.

Furthermore, a fitting groove 8i is formed at the upper end of the support member 8, into which a locking protrusion 25b protruding from the rear surface of the base of the decorative cover plate 25 is fitted via a spring clip or the like. Then, the decorative cover plate 25 is fitted with its latching protrusion 25b from above the fitting groove 8i of the support member 8 via a spring clip or the like.
It is attached with its lower back surface in contact with the seal piece 31a of the packing 31. Note that other parts are configured almost the same as in the first embodiment. Therefore, this third embodiment operates in substantially the same manner as the first embodiment.

(Example 4) Next, Example 4 of this invention will be described with reference to FIG. 15.

In this fourth embodiment, the structure of the locking means provided between the upward side plate 21c of the cover member 21 and the locking leg 15b of the locking body 15 is changed. That is, the locking body 15 fixed to the end of the base material 13 of the holder member 12 at the mounting piece 15a has a locking leg 15b extending upward from the mounting piece 15a, and a support member for the wall frame K2. A lower locking leg 15f, which is hooked to a hooking protrusion 8f formed at 8, is formed in a forked shape. A locking piece 15c is formed on the upper edge of the locking leg 15b at a right angle toward the frame surface K2a of the wall frame K2.
On the other hand, the upward side plate 21c of the cover member 21
An engagement piece 21e having a hook-shaped cross section is formed at the upper edge of the engagement piece 21e, and has a groove 21d with a lower opening into which the engagement piece 15c of the engagement leg 15b is inserted. and,
The upward side plate 21c of the cover member 21 is locked and held by the engagement between the locking piece 15c and the engaging piece 21e. Note that the other parts are constructed in substantially the same manner as in the first embodiment. Therefore,
This fourth embodiment also operates in substantially the same manner as the first embodiment.

(Effects of the invention) As described above, according to this invention, when the roof frame and wall frame of buildings adjacent to each other across a predetermined gap are relatively displaced, the holder member is able to absorb the elastic body's elastic body. By sliding or tilting under force, the relative displacement can be coped with, thereby preventing accidents such as twisting or damage to the cover member.

In particular, the side plate on one side of the cover member is locked by the locking leg provided on the locking body located on the roof frame side of the holder member, and the side plate on one side of the cover member is locked by the locking leg provided on the locking body located on the wall frame side. Therefore, by locking the upper edge of the upward facing side plate of the cover member, it is possible to increase the holding force of the cover member by the holder member, and to actively prevent the cover member from rattling or lifting from the holder member. Therefore, problems such as the cover member coming off from the holder member can be prevented.

Furthermore, when the lower locking leg of the locking body located on the wall frame side engages with the support member fixed to the wall frame, the holder member moves excessively with respect to the support member fixed to the wall frame and comes off. can be prevented.

[Brief explanation of the drawing]

Figures 1 to 12 of the drawings are Embodiment 1 of this invention.
Fig. 1 is a longitudinal sectional view of the expansion joint, Fig. 2 is an enlarged sectional view of the attachment part of the decorative cover plate, and Fig. 3 is a sectional view taken along the line - - in Fig. 1. FIG. 4 is a perspective view showing the elastic body and the tightening bolt, FIG. 5 is a sectional view taken along the line V-V in FIG. 1,
FIG. 6 is a sectional view showing a modification example of the seal member, and FIG.
8 is a sectional view showing a second modification example of the elastic body, FIG. 9 is a perspective view showing a third modification example of the elastic body, and FIG. 10 is a perspective view showing a third modification example of the elastic body. FIG. 11 is a sectional view showing a first modification of the support portion of the support member on the roof frame side; FIG. 11 is a sectional view also showing a third modification; FIG. 12 is a sectional view also showing a third modification; FIG. 13 14 is a vertical sectional view showing a part of the expansion joint of Example 2 of this invention.
The figure is a longitudinal sectional view showing a part of an expansion joint according to a third embodiment of this invention, and FIG. 15 is a longitudinal sectional view showing a part of an expansion joint according to a fourth embodiment of this invention. 7, 8...Support member, 12...Holder member, 1
4, 15... Locking body, 14b, 15b... Locking leg, 15c... Locking piece (locking means), 18... Elastic body, 21... Cover member, 21a... Top plate, 2
1b...Downward side plate, 21c...Upward side plate, K
1... Roof frame, K2... Wall frame.

Claims (1)

[Scope of utility model registration request] Between the support members attached to the roof frame and wall frame of adjacent buildings with a predetermined gap in between, the holder member is tilted and slid with the elastic body resiliently against the support member. Built in a movable manner,
The holder member is an expansion joint in which a cover member is attached to cover the gap between the two frame bodies and the roof frame, and locking bodies are provided at both ends of the holder member, and these locking bodies are Among them, the locking body located on the roof frame side is provided with locking legs for locking the side plate on one side of the cover member,
The locking body located on the wall frame side extends upward along the upward side plate of the other end of the cover member, and engages the upper edge of the upward side plate at its extending end to prevent the cover member from floating up. An expansion joint comprising: a locking leg having a locking piece for locking; and a lower locking leg extending so as to be engageable with a support member fixed to the wall structure. Into.