JP6765830B2 - Expansion joint cover device - Google Patents

Description

The present invention relates to an expansion joint cover device that covers a gap between two skeletons with a joint cover.

As a device of this type, for example, in Patent Document 1, an inclined plate attached to the skeleton of one building and a wall surface of the other building so that the upper part of the ceiling material of one building is inclined backward. The joint ceiling cover that covers the joint ceiling and is attached so that the tip rotates upward, and the joint ceiling cover can be held in an almost horizontal state, and the joint ceiling cover can rotate upward. A possible joint ceiling cover hanging rod, a moving member attached to the tip of the joint ceiling cover, and a moving member provided with a roller that moves on an inclined plate when the tip of the joint ceiling cover rotates upward. The ceiling joint device provided with the above is disclosed. According to the ceiling joint device described in Patent Document 1, when the left and right buildings sway in different front-rear directions due to an earthquake, the inclined plate and the joint ceiling cover move in different front-rear directions, but the contacting portion is Since it is a roller part, it is said that it can be smoothly slid back and forth.

Japanese Unexamined Patent Publication No. 2011-214360

However, in the structure described in Patent Document 1 described above, a moving member or a roller must be attached to the joint ceiling cover, which causes a problem that the number of parts increases and the manufacturing cost increases.

Therefore, an object of the present invention is to provide an expansion joint cover device capable of realizing smooth sliding without using additional parts for sliding.

The present invention has been made to solve the above-mentioned problems, and is characterized by the following.

The invention according to claim 1 is an expansion joint cover device for covering a gap between finishing materials provided in each of the two skeletons, the joint cover extending in the horizontal direction so as to cover the gap, and the joint cover. A rotary support portion provided on one skeleton side to rotatably support one end of the joint cover and a skeleton side provided on the other skeleton side to slidably support the other end of the joint cover. The sliding support portion includes a sliding support portion, and the sliding support portion is provided with an inclined surface for flipping up the tip of the joint cover when the two skeletons approach each other, and the joint cover is provided in the gap. A plurality of brackets arranged at predetermined intervals in the longitudinal direction, a cover material fixed to the lower surface of the plurality of brackets to cover the lower surfaces of the plurality of brackets, and a connecting means for connecting the plurality of brackets are provided. The tip of the cover material is formed by bending the sliding portion facing the inclined surface, the horizontal flat portion provided on the tip side of the sliding portion, and the tip of the flat portion at a right angle upward. The bending portion and the bending portion are integrally provided, and the corner portion between the flat portion and the bending portion has a rounded R shape, and the plurality of brackets have the rotation support portion. The connecting means are long members individually fixed to the upper surface of the bracket so as to intersect the bracket, and the plurality of connecting means are individually connected to the one end side of the joint cover. It is characterized in that the brackets are connected .

The invention according to claim 2 has, in addition to the feature points of the invention according to claim 1, that the rotation support portion rotatably connects one end of the joint cover and one of the skeleton sides. It is characterized by having a hinge to be used.

The invention according to claim 3 is a rotation regulating means for restricting the joint cover from rotating downward, in addition to the feature of the invention according to claim 1 or 2. It is characterized by having.

The invention according to claim 4 has, in addition to the feature of the invention according to any one of claims 1 to 3, the sliding support portion is a joint cover when viewed in the longitudinal direction of the gap. It is characterized in that it is provided longer than.

The invention according to claim 5 is provided with a hanging support means for suspending and supporting a part of the plurality of brackets, in addition to the feature of the invention according to any one of claims 1 to 4 described above. It is characterized by.

The invention according to claim 6 is the joint cover in which a part of the plurality of brackets and one of the skeletons are connected in addition to the feature points of the invention according to any one of claims 1 to 5 described above. It is characterized by being provided with a fall prevention means for preventing the fall of the.

The invention according to claim 1 is as described above, in which a rotary support portion provided on one skeleton side for rotatably supporting one end of the joint cover and the other end of the joint cover are slid. A sliding support portion provided on the other skeleton side for movably supporting is provided, and the sliding support portion is for flipping up the tip of the joint cover upward when the two skeletons approach each other. It has an inclined surface. According to such a configuration, even when the two skeletons are displaced from each other, the joint cover rotates and slides on the sliding support portion or rides on the inclined surface, so that the joint cover can be formed. It is possible to avoid contact with the skeleton and the like, and it is possible to prevent damage to parts.

Further, the joint cover includes a plurality of brackets arranged at predetermined intervals in the longitudinal direction of the gap and a cover material fixed to the lower surface of the plurality of brackets, and the tip of the cover material is on the other skeleton side. A sliding portion facing the inclined surface of the above is integrally provided. According to such a configuration, when the two skeletons are displaced in the direction of approaching each other, the cover material (the sliding portion facing the inclined surface and the cover portion covering the lower surface of the bracket) is placed on the sliding support portion. Sliding or riding on an inclined surface. Since the sliding guide at this time is realized by the cover material integrally formed, it is possible to realize smooth sliding without getting caught. Moreover, such smooth sliding can be realized without adding parts such as rollers.

Further, the invention according to claim 2 is as described above, and the rotation support portion includes a hinge that rotatably connects one end portion of the joint cover and one skeleton side. According to such a configuration, since the joint cover can be rotated by the hinge, the joint cover can be smoothly rotated when the two skeletons are displaced from each other.

Further, the invention according to claim 3 is as described above, and the rotation support portion includes rotation control means for restricting the joint cover from rotating downward. According to such a configuration, the level of the joint cover can be maintained even when the tip of the joint cover is separated from the other skeleton.

Further, the invention according to claim 4 is as described above, and the sliding support portion is provided longer than the joint cover when viewed in the longitudinal direction of the gap. According to such a configuration, the tip of the joint cover slides on the upper surface of the sliding support portion when the skeleton is displaced in the longitudinal direction of the gap, so that the joint cover does not come off from the sliding support portion.

Further, the invention according to claim 1 is as described above, and a refracting portion formed upward is provided on the tip end side of the sliding portion. According to such a configuration, the tip of the joint cover does not face the direction of the sliding support portion, and the corner portion of the refracting portion contacts the sliding support portion, so that the tip of the joint cover becomes the sliding support portion. You won't get caught. Therefore, the joint cover smoothly slides on the sliding support portion.

The invention according to claim 1 is as described above, and includes connecting means for connecting a plurality of brackets. According to such a configuration, a plurality of brackets can be unitized, the cover material can be easily attached, and workability is good. Further, by unitizing a plurality of brackets, blurring is unlikely to occur in the relative positions of the respective brackets. As a result, the movement when the joint cover rotates becomes uniform, so that the joint cover does not tilt and an unbalanced load is applied when the joint cover rotates, and the joint cover can be moved smoothly. it can.

Further, the invention according to claim 5 is as described above, and includes suspension support means for suspending and supporting a part of a plurality of brackets. According to such a configuration, the suspension support means restricts the joint cover from rotating downward in the gap, and the joint cover can be kept horizontal. Since a plurality of brackets are unitized, it is sufficient to provide suspension support means to some of the brackets constituting the unit, and it is not necessary to provide suspension support means to all the brackets, so that the construction work is easy. , The number of parts can be reduced.

The invention according to claim 6 is as described above, and includes a fall prevention means for connecting a part of a plurality of brackets and one of the skeletons to prevent the joint cover from falling. According to such a configuration, safety can be enhanced by the fall prevention means. Since a plurality of brackets are unitized, it is sufficient to provide fall prevention means on some of the brackets constituting the unit, and it is not necessary to provide fall prevention means on all the brackets, so that the construction work is easy. , The number of parts can be reduced.

It is a side view of the expansion joint cover device. It is an enlarged view of the part A of FIG. It is an enlarged view of part A of FIG. 1 when two skeletons move in a direction away from each other. It is the B part enlarged view of FIG. It is a top view of the expansion joint cover device. FIG. 5 is an enlarged view of part C in FIG. (A) is a sectional view taken along line DD of FIG. 6, and (b) is a sectional view taken along line EE of FIG. It is a side view of the expansion joint cover device when two skeletons move in a direction approaching each other. It is a top view of the expansion joint cover device when the two skeletons are displaced in the longitudinal direction of the gap. It is a side view of the expansion joint cover device which concerns on a modification.

An embodiment of the present invention will be described with reference to the drawings.

The expansion joint cover device 10 according to the present embodiment is provided between two skeletons (one skeleton 41 and the other skeleton 42) as shown in FIG. One skeleton 41 and the other skeleton 42 have ceilings formed at the same height, and these ceilings are covered with ceiling materials 41a and 42a (finishing materials), respectively. Further, the end of the ceiling material 41a fixed to one of the skeletons 41 and the end of the ceiling material 42a fixed to the other skeleton 42 face each other with a gap 50 provided. The expansion joint cover device 10 according to the present embodiment is installed so as to cover the gap 50 between these ceiling materials 41a and 42a, and forms a ceiling surface together with the ceiling materials 41a and 42a when viewed from below.

As shown in FIG. 1, the expansion joint cover device 10 according to the present embodiment rotatably supports a joint cover 11 extending in the horizontal direction so as to cover the gap 50 and one end of the joint cover 11. A rotation support portion 20 provided on one skeleton 41 side for this purpose, and a sliding support portion 30 provided on the other skeleton 42 side for slidably supporting the other end portion of the joint cover 11. A suspension support means 34 for suspending and supporting the joint cover 11 and a fall prevention means 37 for preventing the joint cover 11 from falling are provided.

The joint cover 11 is a plate-shaped member as shown in FIGS. 1 and 5, and is erected between the two skeletons. The joint cover 11 includes a plurality of brackets 12 arranged at predetermined intervals in the longitudinal direction of the gap 50, a connecting means 13 for connecting the plurality of brackets 12, and a cover material 14 fixed to the lower surface of the plurality of brackets 12. A bracket fixing bracket 16 attached to the rear end portion of the bracket 12 is provided.

The bracket 12 is a long metal material arranged so that the width direction of the gap 50 (the left-right direction in FIG. 1) is the longitudinal direction. In the present embodiment, as shown in FIG. 7B, the member has a U-shaped cross section that opens upward, and the bottom wall 12a forming the lower surface and the bottom wall 12a are raised upward from both ends. The side wall 12b formed is provided. As shown in FIGS. 6 and 7A, a protruding portion 12c for attaching the connecting means 13 described later is provided on the tip end side of the bracket 12. The protruding portion 12c is formed so as to extend outward at a right angle from the upper end portion of the pair of side wall surfaces 12b.

As shown in FIG. 5, the bracket 12 is attached to the back surface (upper surface) of the cover material 14 to reinforce the cover material 14. A plurality of brackets 12 are arranged at intervals in the longitudinal direction of the gap 50.

The connecting means 13 is a long metal material fixed so as to intersect the bracket 12. In the present embodiment, as shown in FIG. 2 and the like, the member has a U-shaped cross section that opens upward. The connecting means 13 is fixed to the upper surface of the protruding portion 12c of the bracket 12 by a fixture such as a bolt. The connecting means 13 is attached so as to straddle the plurality of brackets 12 and connects the plurality of brackets 12. By connecting the plurality of brackets 12 with the connecting means 13, the plurality of brackets 12 are unitized to form a frame shape without blurring. Further, as shown in FIG. 5, since a plurality of brackets 12 are connected on the tip end side of the joint cover 11, the tip end side of the cantilevered joint cover 11 is reinforced to improve the strength of the joint cover 11. There is.

The cover material 14 is a metal plate material that covers the surface (lower surface) of the joint cover 11. As shown in FIG. 7B, the cover material 14 is fixed and supported on the lower surface of the bracket 12 with the cover fixing screw 18. As shown in FIGS. 2 to 4, the cover material 14 is provided on a horizontal cover portion 14a that covers the lower surface of the bracket 12 to form a part of the ceiling, and is provided on the tip end side of the cover portion 14a and is inclined diagonally upward. The sliding portion 14b, the horizontal flat portion 14c provided on the tip side of the sliding portion 14b, the refracting portion 14d formed by refracting the tip of the flat portion 14c upward, and the rear end side of the cover portion 14a. The rear end refracting portion 14e provided in the above is provided. Each of these parts is formed by refracting one continuous plate, and is provided integrally with each other.

Of these, as shown in FIG. 2, the sliding portion 14b is formed so as to be inclined at substantially the same angle as the inclined surface 32b so as to face the inclined surface 32b of the sliding support portion 30 described later.

Further, as shown in FIG. 2, the flat portion 14c is placed on a horizontal plane 32c formed at the upper end of the sliding support portion 30, which will be described later, when the skeleton is stationary. By placing the flat portion 14c on the horizontal plane 32c, the tip end portion of the joint cover 11 is held on the other skeleton 42 side, and the joint cover 11 is supported horizontally.

Further, the refracting portion 14d is for preventing the tip of the cover material 14 from hitting the sliding support portion 30. By providing the refracting portion 14d, a corner portion 14f is formed between the flat portion 14c and the refracting portion 14d. As shown in FIG. 2 and the like, the corner portion 14f has a rounded R shape. When the skeleton moves, the corner portion 14f may hit the sliding support portion 30 (for example, when the two skeletons move in a direction away from each other, the tip of the joint cover 11 may hang downward. When the two skeletons move in the direction of approaching each other while hanging down, the corner portion 14f may hit the sliding support portion 30), and the corner portion 14f has a smooth shape, so that the sliding support portion The joint cover 11 can slide smoothly on the sliding support portion 30 without being caught by the 30.

Further, as shown in FIG. 4, the rear end refracting portion 14e is formed by refracting the rear end of the cover portion 14a upward. An elastically deformable resin closing material 15 is attached to the rear end refracting portion 14e. The closing material 15 closes the gap between the joint cover 11 and the ceiling material 41a, and is deformed following the rotation of the joint cover 11. A rear end parting member 26 is attached to the end of the ceiling material 41a facing the closing material 15.

A plurality of the above-mentioned cover materials 14 may be continuously provided in the longitudinal direction of the gap 50 according to the size of the joint cover 11. Further, the surface of the joint cover 11 may be covered with a finishing material or the like. For example, a sheet-shaped finishing material may be attached to the surface of the cover material 14.

As shown in FIG. 4, the bracket fixing bracket 16 is a bracket attached to the rear end portion of the bracket 12. The bracket fixing bracket 16 according to the present embodiment is a short member attached to the inside of the bracket 12 by a fixing tool 17 such as a bolt. The bracket fixing bracket 16 includes a regulation receiving portion 16a and a hinge mounting portion 16b. The regulation receiving portion 16a is for restricting the bracket 12 from rotating downward by coming into contact with the rotation regulating means 23 described later. The hinge attachment portion 16b is for making the bracket 12 rotatable by attaching the hinge 22 described later.

As shown in FIG. 4, the rotation support portion 20 is fixed to the hinge fixing base material 21 fixed to one of the skeleton 41 sides, the hinge 22 fixed to the hinge fixing base material 21, and the hinge fixing base material 21. The rotation restricting means 23 is provided.

The hinge fixing base material 21 is a long material extending in the longitudinal direction of the gap 50. As shown in FIG. 4, the hinge fixing base material 21 according to the present embodiment is a member having an L-shaped cross section, and includes a plurality of reinforcing portions 21a. The plurality of reinforcing portions 21a are arranged at intervals in the longitudinal direction of the gap 50, and are previously fixed to the hinge fixing base material 21 by welding.

The hinge 22 rotatably connects one end of the joint cover 11 and one side of the skeleton 41. The hinge 22 includes a fixing piece 22a fixed to the hinge fixing base material 21, and a movable piece 22b fixed to the bracket 12 via the bracket fixing bracket 16. Since the fixed piece 22a and the movable piece 22b are rotatably connected to each other, the bracket 12 can rotate with respect to one skeleton 41. The hinge 22 is attached to all the brackets 12.

The rotation regulating means 23 is for restricting the joint cover 11 from rotating downward. The rotation regulating means 23 is a bent metal plate as shown in FIG. 4, and has a fixing portion 23a fixed to the hinge fixing base material 21 in a state of being in contact with the lower surface of the fixing piece 22a of the hinge 22 and a bracket. An engaging portion 23b facing the lower surface of the regulation receiving portion 16a of the fixing metal fitting 16 is provided. The engaging portion 23b is in contact with the lower surface of the regulation receiving portion 16a of the bracket fixing bracket 16 when the skeleton is stationary, and regulates the bracket fixing bracket 16 (that is, the bracket 12) so that it cannot move downward. In the state where the engaging portion 23b and the regulation receiving portion 16a are in contact with each other in this way, the bracket 12 is horizontal. A vertical wall-side expansion joint cover device may be arranged below the expansion joint cover device 10. At that time, since the rotation regulating means 23 regulates the joint cover 11 so that it cannot move downward, the joint cover 11 does not hinder the movement of the expansion joint cover device on the wall side.

As shown in FIGS. 2, 3 and 5, the sliding support portion 30 includes a parting material fixing base 31 fixed to the other skeleton 42 side and a tip parting material 32 attached to the parting material fixing base 31. , Equipped with.

The parting material fixing base 31 serves as a pedestal for attaching the tip parting material 32, and is a long material formed according to the shape of the tip parting material 32. As shown in FIG. 2, the parting material fixing base 31 according to the present embodiment includes a plurality of reinforcing portions 31a inside. The plurality of reinforcing portions 31a are arranged at intervals in the longitudinal direction of the gap 50, and are previously fixed to the parting material fixing base 31 by welding.

The tip parting material 32 is a long member for smoothly sliding and guiding the tip of the joint cover 11, covers the end portion of the ceiling material 42a on the other side of the skeleton 42, and further protrudes from the ceiling material 42a. It is provided in the longitudinal direction so as to swallow 42a. The tip parting material 32 is formed by refracting a metal plate, and is formed by vertically forming a vertical surface 32a so as to face the tip of the joint cover 11 and inclining from the upper end of the vertical surface 32a. A vertical inclined surface 32b and a horizontal plane 32c formed in the horizontal direction from the upper end of the inclined surface 32b are provided.

Of these, the inclined surface 32b is inclined so that the tip of the joint cover 11 is flipped upward when the two skeletons approach each other, and as described above, the inclined surface 32b is arranged to face the sliding portion 14b of the cover material 14. There is.

Further, the horizontal plane 32c is provided for placing the flat portion 14c of the cover material 14. By placing the flat portion 14c of the cover material 14 on the horizontal surface 32c, the cover material 14 can be stably supported.

A surface material for smooth sliding of the joint cover 11 may be provided on the surface of the tip parting material 32. For example, a resin sheet may be attached to the surface of the tip parting member 32 to make the joint cover 11 slippery.

The suspension support means 34 is arranged in an oblique direction to suspend and support the joint cover 11, and as shown in FIG. 1, one end is fixed to one skeleton 41 and the other end is the tip of the joint cover 11. It is fixed in the vicinity. When the suspension support means 34 is attached to the joint cover 11, as shown in FIG. 6, the suspension member fixing bracket 36 is attached to the side portion of the joint cover 11, and the suspension member 35 is fixed to the suspension member fixing bracket 36. .. The end on the opposite end side of the suspension member 35 is fixed to one skeleton 41 side.

As shown in FIG. 5, the suspension support means 34 is attached to a part of a plurality of brackets 12 connected and unitized by the connecting means 13. In other words, the suspension support means 34 is not attached to a part of the plurality of unitized brackets 12. Since it is unitized in this way, the suspension support means 34 only needs to be attached to a part of the brackets 12, so that the number of parts is reduced and the workability is improved.

The fall prevention means 37 is for preventing the joint cover 11 from falling, and includes a wire 38 and a wire fixing bracket 39 as shown in FIG. When the fall prevention means 37 is attached to the joint cover 11, as shown in FIG. 7B, a wire fixing bracket 39 is attached to the side portion of the joint cover 11, and the wire 38 is fixed to the wire fixing bracket 39. .. The end of the wire 38 on the opposite end side is fixed to one of the skeleton 41 sides.

As shown in FIG. 5, the fall prevention means 37 is attached to a part of a plurality of brackets 12 connected by the connecting means 13 and unitized. In other words, the fall prevention means 37 is not attached to a part of the plurality of unitized brackets 12. Since it is unitized in this way, it is only necessary to attach the fall prevention means 37 to only a part of the brackets 12, so that the number of parts is reduced and the workability is improved.

The suspension material 35 of the suspension support means 34 may be the same as the wire 38 of the fall prevention means 37, or the wire 38 of the fall prevention means 37 may be the same as the suspension material 35 of the suspension support means 34. May be used. Further, the hanging material fixing metal fitting 36 of the hanging supporting means 34 and the wire fixing metal fitting 39 of the fall prevention means 37 may be the same metal fitting. Further, the metal fitting for fixing the suspension support means 34 to one skeleton 41 side and the metal fitting for fixing the fall prevention means 37 to one skeleton 41 side may be the same metal fitting. By using common parts in this way, it is possible to reduce the types of parts and reduce the manufacturing cost. Further, the suspending material fixing bracket 36 and the wire fixing bracket 39 according to the present embodiment have a plurality of holes as shown in FIGS. 2, 3 and 4, and the suspending material 35 or the wire 38 is inserted into the plurality of holes. By inserting it so as to sew, the hanging member 35 or the wire 38 can be prevented from meandering and slipping. Therefore, the hanging member 35 and the wire 38 can be securely fixed without tying the terminals of the hanging member 35 and the wire 38.

In the expansion joint cover device 10 described above, when the two skeletons are displaced in the approaching direction, the tip of the joint cover 11 is flipped up by the inclined surface 32b of the sliding support portion 30 as shown in FIG. No impact is applied to the cover 11. At this time, since the joint cover 11 slides along the surface of the cover material 14, the joint cover 11 can be slid smoothly. Further, in the expansion joint cover device 10, when the two skeletons are displaced in the longitudinal direction of the gap 50, the tip of the joint cover 11 slides on the inclined surface 32b of the sliding support portion 30 as shown in FIG. It has become. At this time, since the sliding support portion 30 is provided longer than the joint cover 11, the tip of the joint cover 11 can be slid without detaching from the sliding support portion 30.

As described above, according to the present embodiment, the rotation support portion 20 provided on one side of the skeleton 41 in order to rotatably support one end portion of the joint cover 11 and the other end of the joint cover 11. A sliding support portion 30 provided on the other skeleton 42 side for slidably supporting the portion is provided, and the sliding support portion 30 holds the tip of the joint cover 11 when the two skeletons approach each other. An inclined surface 32b for flipping up is provided. According to such a configuration, even when the two skeletons are displaced from each other, the joint cover 11 rotates and slides on the sliding support portion 30 or rides on the inclined surface 32b. It is possible to prevent the joint cover 11 from coming into contact with the skeleton or the like, and it is possible to prevent damage to parts.

Further, the joint cover 11 includes a plurality of brackets 12 arranged at predetermined intervals in the longitudinal direction of the gap 50, and a cover material 14 fixed to the lower surface of the plurality of brackets 12, and the tip of the cover material 14 has a joint cover 11. A sliding portion 14b facing the inclined surface 32b on the other side of the skeleton 42 is integrally provided. According to such a configuration, when the two skeletons are displaced in the direction of approaching each other, the cover material 14 (the sliding portion 14b facing the inclined surface 32b and the cover portion 14a covering the lower surface of the bracket 12) slides. It slides on the dynamic support portion 30 or rides on the inclined surface 32b. Since the sliding guide at this time is realized by the cover material 14 integrally formed, smooth sliding can be realized without being caught. Moreover, such smooth sliding can be realized without adding parts such as rollers.

Further, the rotation support portion 20 includes a hinge 22 that rotatably connects one end of the joint cover 11 and one side of the skeleton 41. According to such a configuration, since the joint cover 11 can be rotated by the hinge 22, the joint cover 11 can be smoothly rotated when the two skeletons are displaced from each other.

Further, the rotation support portion 20 includes a rotation regulation means 23 for restricting the joint cover 11 from rotating downward. According to such a configuration, the level of the joint cover 11 can be maintained even when the tip of the joint cover 11 is separated from the other skeleton 42. Further, even when the expansion joint cover device on the wall side perpendicular to the bottom of the expansion joint cover device 10 is arranged, the joint cover 11 is regulated by the rotation regulating means 23 so as not to move downward, so that the joint cover 11 Does not hinder the movement of the expansion joint cover device on the wall side.

Further, the sliding support portion 30 is provided longer than the joint cover 11 when viewed in the longitudinal direction of the gap 50. According to such a configuration, even if the two skeletons are relatively displaced in the longitudinal direction of the gap 50, the tip of the joint cover 11 can slide on the upper surface of the sliding support portion 30, so that the joint cover There is no possibility that the 11 will come off from the sliding support portion 30.

Further, a refracting portion 14d formed upward is provided on the tip end side of the sliding portion 14b. According to such a configuration, the tip of the joint cover 11 does not face the direction of the sliding support portion 30, and the corner portion 14f of the refracting portion 14d comes into contact with the sliding support portion 30, so that the tip of the joint cover 11 Will not get caught in the sliding support portion 30. Therefore, the joint cover 11 smoothly slides on the sliding support portion 30.

Further, a connecting means 13 for connecting the plurality of brackets 12 is provided. According to such a configuration, a plurality of brackets 12 can be unitized, the cover material 14 can be easily attached, and workability is good. Further, by unitizing the plurality of brackets 12, blurring is unlikely to occur at the relative positions of the respective brackets 12. As a result, the movement when the joint cover 11 rotates becomes uniform, so that there is no problem that the joint cover 11 tilts when the joint cover 11 rotates and an unbalanced load is applied, and the joint cover 11 smoothly. Can be moved.

Further, a suspension support means 34 for suspending and supporting a part of the plurality of brackets 12 is provided. According to such a configuration, the suspension support means 34 restricts the joint cover 11 from rotating downward in the gap 50, and the joint cover 11 can be kept horizontal. Since the plurality of brackets 12 are unitized, it is sufficient to provide the suspension support means 34 to some of the brackets 12 constituting the unit, and it is not necessary to provide the suspension support means 34 to all the brackets 12. The work is easy and the number of parts can be reduced.

Further, a fall prevention means 37 for connecting a part of the plurality of brackets 12 and one of the skeletons 41 to prevent the joint cover 11 from falling is provided. According to such a configuration, the safety can be enhanced by the fall prevention means 37. Since the plurality of brackets 12 are unitized, it is sufficient to provide the fall prevention means 37 on some of the brackets 12 constituting the unit, and it is not necessary to provide the fall prevention means 37 on all the brackets 12. Is easy and the number of parts can be reduced.

The expansion joint cover device 10 according to the above-described embodiment is installed so as to cover the gap 50 between the ceiling materials 41a and 42a, but the present invention is not limited to this, and as shown in FIG. 10, one of the skeletons is used. The expansion joint cover device 10 may be installed so as to cover the gap 50 between the wall surface (finishing material) of 41 and the ceiling material 42a.

10 Expansion joint cover device 11 Joint cover 12 Bracket 12a Bottom wall 12b Side wall 12c Protruding part 13 Connecting means 14 Cover material 14a Cover part 14b Sliding part 14c Flat part 14d Refracting part 14e Rear end bending part 14f Square part 15 Closure material 16 Bracket Fixing bracket 16a Hinge mounting part 16b Hinge mounting part 17 Fixing tool 18 Cover fixing screw 20 Rotating support part 21 Hinge fixing base material 21a Reinforcing part 22 Hinge 22a Fixing piece 22b Movable piece 23 Rotation regulating means 23a Fixing part 23b Engaging part 26 Rear end parting material 30 Sliding support part 31 Parting material fixing base 31a Reinforcing part 32 Tip parting material 32a Vertical surface 32b Inclined surface 32c Horizontal surface 34 Suspension support means 35 Suspension material 36 Suspension material fixing bracket 37 Fall prevention means 38 Wire 39 Wire Fixing bracket 41 One skeleton 41a Ceiling material (finishing material)
42 The other skeleton 42a Ceiling material (finishing material)
50 gap

Claims (6)

An expansion joint cover device that covers the gap between the finishing materials provided in each of the two skeletons.
A joint cover extending horizontally so as to cover the gap,
A rotation support portion provided on one skeleton side for rotatably supporting one end of the joint cover, and a rotation support portion.
A sliding support portion provided on the other skeleton side to slidably support the other end portion of the joint cover,
With
The sliding support portion includes an inclined surface for flipping up the tip of the joint cover when the two skeletons approach each other.
The joint cover connects a plurality of brackets arranged at predetermined intervals in the longitudinal direction of the gap, a cover material fixed to the lower surfaces of the plurality of brackets to cover the lower surfaces of the plurality of brackets, and the plurality of brackets. With a connecting means to
The tip of the cover material is formed by refracting a sliding portion facing the inclined surface, a horizontal flat portion provided on the tip side of the sliding portion, and the tip of the flat portion at a right angle upward. The refracting part is integrally provided,
The corner between the flat portion and the refracted portion has a rounded R shape .
The plurality of brackets are individually connected to the one skeleton side by the rotation support portion.
The connecting means is a long member fixed to the upper surface of the bracket so as to intersect the bracket, and the expansion joint is characterized in that the plurality of brackets are connected on the tip end side of the joint cover. Cover device. The expansion joint cover device according to claim 1, wherein the rotation support portion includes a hinge that rotatably connects one end of the joint cover and one of the skeleton sides. The expansion joint cover device according to claim 1 or 2, wherein the rotation support portion includes rotation regulating means for restricting the joint cover from rotating downward. The expansion joint cover according to any one of claims 1 to 3, wherein the sliding support portion is provided longer than the joint cover when viewed in the longitudinal direction of the gap. apparatus. The expansion joint cover device according to any one of claims 1 to 4 , further comprising a suspension support means for suspending and supporting a part of the plurality of brackets. The expansion joint according to any one of claims 1 to 5 , wherein a fall prevention means for connecting a part of the plurality of brackets and one of the skeletons to prevent the joint cover from falling is provided. Cover device.

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