JP4590913B2 - Temporary fixture - Google Patents

Description

  The present invention relates to a seismic isolation device disposed in a building such as a building, a detached house, an elevated road, or a bridge, and more particularly to a temporary fixture for temporarily fixing a pendulum type seismic isolation device.

JP 2000-87590 A

  For example, in Patent Document 1, in order to prohibit relative displacement between the upper heel side plate portion and the lower heel side plate portion of the pendulum type seismic isolation device, the upper heel side plate portion and the lower heel side plate portion are prohibited. There has been proposed a temporary fixing tool for releasably connecting a rod-like body such as a pair of screws fixed to the respective portions by a connecting body such as a connecting nut. In such a temporary fixing tool, each of the pair of rod-shaped bodies is fixed to each plate portion via a pair of nuts screwed to the rod-shaped body.

  By the way, in such a temporary fixing tool, since the rod-shaped body is fixed to the plate portion via a pair of nuts, it is difficult to fix the rod-shaped body in an accurate position with respect to the plate portion. When a plurality of temporary fixing tools are arranged in the seismic isolation device, it is more difficult to fix the rod-like body at an accurate position with respect to the plate portion in relation to the mutual positions of the plurality of temporary fixing tools. It becomes.

  This invention is made | formed in view of the said points, The place made into the objective is providing the temporary fixing tool which can fix a rod-shaped body to an exact position with respect to a board part.

  The temporary fixing tool according to the first aspect of the present invention is a temporary fixing tool for a seismic isolation device including a pair of plate portions and a seismic isolation portion interposed between the pair of plate portions, and faces each other at one end. In addition, a pair of rod-shaped bodies each having a spiral convex portion on the outer periphery, and a spiral concave portion that engages with the spiral convex portions of the pair of rod-shaped bodies on the inner periphery, and the spiral concave portion and the spiral convex A coupling body that releasably couples the pair of rod-like bodies to each other at one end side of the pair of rod-like bodies by screwing with the parts, and a pair of fixing portions that respectively fix the other ends of the pair of rod-like bodies to the pair of plate portions And at least one fixing part of the pair of fixing parts includes a hook part fixed to one rod-like body and a helical recess that is screwed into a spiral convex part of the one rod-like body. Is pressed against one plate part so as to sandwich one plate part in cooperation with the flange part by rotation. It has and a pressing member that is adapted to secure one of the rod-like body in one plate portion by sandwiching by the flange portion and the pressing member.

  According to the temporary fixing tool of the first aspect, at least one fixing part of the pair of fixing parts is particularly provided on the flange part fixed to one rod-like body and the spiral convex part of one rod-like body. And a pressure contact member that presses against one plate part so as to sandwich the one plate part in cooperation with the collar part by rotation and has a spiral recess to be screwed together. Since one rod-like body is fixed to one plate portion by clamping between the portion and the pressure contact member, the rod-like body can be fixed at an accurate position with respect to the plate portion. In addition, the case where the other fixing | fixed part is comprised similarly to one fixing | fixed part and is fixed to the other board part is also contained in the temporary fixing tool of the 1st aspect.

  In the present invention, like the temporary fixture of the second aspect, the flange portion is shorter than the length in the longitudinal direction of the long hole formed in one plate portion and intersects the longitudinal direction of the long hole. You may comprise the elongate part longer than the width | variety in a cross direction.

  In the present invention, as in the temporary fixture of the third aspect, both ends in the longitudinal direction of the long portion may be arranged at an equal distance from the axis of one rod-like body.

  According to the temporary fixing tool of the second or third aspect, since the above-described configuration is provided, the long portion is so that the longitudinal direction of the long portion is substantially the same as the longitudinal direction of the long hole. By arranging the elongate portion, the elongate portion can be inserted into and removed from the elongate hole, while the elongate portion is arranged so that the longitudinal direction of the elongate portion intersects the longitudinal direction of the elongate hole. The portion can be made non-insertable / removable with respect to the long hole, and thus one of the rod-like bodies can be easily attached to and detached from the seismic isolation device.

  In the present invention, like the temporary fixture of the fourth aspect, one rod-like body may be composed of a screw portion of a bolt, and the collar portion is a long hole formed in one plate portion. The ends of the bolt heads in the crossing direction may be removed so that the width of the bolt heads is shorter than the width of the long hole in the crossing direction intersecting the longitudinal direction.

  According to the temporary fixing tool of the fourth aspect, since the above-described configuration is provided, by arranging the collar portion so that the longitudinal direction of the collar portion is substantially the same as the longitudinal direction of the elongated hole. While the collar part can be inserted into and removed from the long hole, the collar part is made into a long hole by arranging the collar part so that the longitudinal direction of the collar part intersects the longitudinal direction of the elongated hole. On the other hand, one rod-like body can be easily attached to and detached from the seismic isolation device, and the rod secured to the rod-like body using a bolt which is an existing member. The part can be formed.

  In the present invention, like the temporary fixture of the fifth aspect, the other fixing portion may include a welded portion in which the other plate portion and the other rod-shaped body are welded.

  In the present invention, like the temporary fixture of the sixth aspect, the other fixing portion defines a hole formed in the other plate portion and is screwed into the spiral convex portion of the other rod-shaped body. An inner peripheral surface having a helical concave portion to be joined, and a pressure contact member having a helical concave portion to be screwed to the helical convex portion of the other rod-shaped body on the inner circumference and press-contacting the other plate portion by rotation May be provided.

  In the present invention, like the temporary fixing tool of the seventh aspect, the other fixing portion is fixed to the base plate having the long hole and fixed to the other plate portion, and the other rod-shaped body. And a pedestal so as to sandwich the pedestal plate in cooperation with the ridge by rotation and having a spiral recess that is screwed into the spiral projection of the other rod-shaped body A pressing member that press-contacts the plate, and in such a case, the other fixing portion is clamped by the flange portion of the other fixing portion and the pressing member and the other rod-shaped body is interposed via the base plate. It may be fixed to the other plate part.

  In the present invention, like the temporary fixing tool of the eighth aspect, the flange portion of the other fixing portion is shorter than the length in the longitudinal direction of the long hole formed in the base plate and the longitudinal direction of the long hole. You may have the elongate part longer than the width | variety in the crossing direction which cross | intersects.

  In the present invention, like the temporary fixing tool of the ninth aspect, both ends in the longitudinal direction of the long portion of the other fixing portion are arranged at equal distances from the axis of the other rod-shaped body. It may be.

  According to the temporary fixing tool of the eighth or ninth aspect, the longitudinal direction of the long part of the other fixing part is substantially the same as the longitudinal direction of the long hole of the pedestal plate because it has the above-described configuration. By arranging the long part so as to be in the direction, the flange part of the other fixed part can be inserted into and removed from the long hole, while the longitudinal direction of the long part of the other fixed part is the pedestal By disposing the elongated portion so as to intersect the longitudinal direction of the long hole of the plate, the collar portion of the other fixed portion can be made uninsertable with respect to the elongated hole, and thus The other rod-shaped body can be easily attached to and detached from the seismic isolation device.

  In the present invention, like the temporary fixing tool of the tenth aspect, the other rod-shaped body may consist of a screw portion of a bolt, and the flange portion of the other fixing portion is a long hole of the base plate. The end of the bolt head in the intersecting direction may be removed so that the width of the bolt head is shorter than the width of the long hole of the base plate in the intersecting direction intersecting the longitudinal direction.

  According to the temporary fixing tool of the tenth aspect, since the above-described configuration is provided, the longitudinal direction of the flange portion of the other fixing portion is substantially the same as the longitudinal direction of the long hole of the base plate. By disposing the collar part of the other fixing part on the other side, the collar part can be inserted into and removed from the long hole of the base plate, while the longitudinal direction of the collar part of the other fixing part is the long hole of the base plate. By arranging the flange portion of the other fixed portion so as to cross the longitudinal direction of the other, it is possible to make the flange portion impossible to insert into and remove from the long hole of the pedestal plate, thus excluding the other rod-shaped body. In addition to being able to be easily attached to and detached from the seismic device, it is possible to form a collar portion fixed to the rod-like body using a bolt which is an existing member.

  Note that the seismic isolation portion of the seismic isolation device temporarily fixed by the temporary fixing tool according to the present invention has a movable body and a concave curved surface that is slidably in contact with the movable body, and a pair of plate portions. Each of the seismic isolation devices of the seismic isolation device may be made of laminated rubber or the like. Further, at least one of the pair of plate portions of the seismic isolation device temporarily fixed by the temporary fixing tool in the present invention may be formed with a countersink in which the collar portion is arranged. Furthermore, one or a plurality of temporary fixing tools in the present invention may be disposed on a pair of plate portions of the seismic isolation device.

  ADVANTAGE OF THE INVENTION According to this invention, the temporary fixing tool which can fix a rod-shaped body to an exact position with respect to a board part can be provided.

  Next, an example of an embodiment of the present invention will be described in more detail based on an example shown in the figure. The present invention is not limited to these examples.

  1 to 4, the temporary fixture 1 of this example for temporarily fixing the seismic isolation device 5 including the pair of plate portions 2 and 3 and the seismic isolation portion 4 interposed between the plate portions 2 and 3 is 6 and 7 are opposed to each other, and have rod-like bodies 10 and 11 each having a spiral convex portion 8 on the outer periphery 9, and a spiral concave portion 12 screwed into the spiral convex portion 8 of the rod-like bodies 10 and 11 on the inner circumference 13. And a connecting body 14 that releasably connects the rod-like bodies 10 and 11 to each other at the one end 6 and 7 side by screwing the spiral concave portion 12 and the spiral convex portion 8, and the rod-like bodies 10 and 11. Are provided with fixing portions 17 and 18 for fixing the other ends 15 and 16 to the plate portions 2 and 3, respectively.

  In this example, the seismic isolation device 5 is a friction pendulum type seismic isolation device. The seismic isolation part 4 includes a movable body 23 having a convex curved upper surface 21 and a convex curved lower surface 22, an upper collar 25 having a concave curved surface 24 slidably contacting the convex curved upper surface 21, and a convex And a lower collar 27 having a concave curved surface 26 slidably contacting the curved lower surface 22. The convex curved upper surface 21 has the same curvature as the concave curved surface 24, and the convex curved lower surface 22 has the same curvature as the concave curved surface 26.

  The upper collar 25 is attached to the plate portion 2 integrally or via a bolt or the like. The lower collar 27 is attached to the plate portion 3 integrally or via a bolt or the like. A movable body 23 is interposed between the upper rod 25 and the lower rod 27. The upper rod 25 and the lower rod 27 are displaced relative to each other by sliding relative to the movable body 23 mainly in the horizontal direction H.

  In this example, the quadrangular plate portion 2 is attached to a structure (not shown), and the quadrangular plate portion 3 is attached to a structure foundation (not shown) via bolts or the like.

  The plate part 2 is formed with a hole 31 through which the rod-like body 10 is inserted and removed, and a disc-shaped counterbore 33 provided on the upper surface 32 side so that the flange part 71 is disposed. The hole 31 opens at the lower surface 34 of the plate portion 2 and the bottom surface 35 of the counterbore 33.

  A hole 37 in which the other end 16 of the rod-shaped body 11 is disposed is formed in the plate portion 3. The hole 37 is opened at the upper surface 38 and the lower surface 39 of the plate portion 3.

  In the present example, a plurality of temporary fixtures 1 are disposed on the plate portions 2 and 3. Since the plurality of temporary fixtures 1 are configured in the same manner, the single temporary fixture 1 will be described in detail below.

  The rod-like bodies 10 and 11 are opposed to each other with a distance 40 in the vertical direction G. The steel rod-shaped body 10 is formed of a so-called potato screw in this example. The rod-shaped body 10 is opened at a columnar rod-shaped main body 41 extending in the vertical direction G, the above-described spiral convex portion 8 formed on the outer periphery 9 of the rod-shaped main body 41, and the other end surface 42 of the rod-shaped main body 41. And a hexagon hole 44 into which a hexagon wrench 43 and the like are inserted.

  The steel rod-like body 11 is formed of a so-called potato screw in this example. The rod-shaped body 11 extends in the vertical direction G and has the same diameter as the rod-shaped main body 41, and the above-described spiral convex portion 8 provided integrally with the outer periphery 9 of the rod-shaped main body 51. It has.

  One end surface 45 of the rod-shaped main body 41 faces one end surface 55 of the rod-shaped main body 51 in the vertical direction G. The spiral direction (thread cutting direction) of the spiral convex portion 8 of the rod-shaped body 10 is the same as the spiral direction (thread cutting direction) of the spiral convex portion 8 of the rod-shaped body 11. In addition, the helical convex part 8 consists of a screw thread.

  The connection body 14 consists of a high nut in this example. The connecting body 14 is formed in the hexagonal main body 61 extending in the vertical direction G, the hole 64 opened at both end faces 62 and 63 of the main body 61, and the inner periphery 13 defining the hole 64. And a helical recess 12. The spiral direction (thread cutting direction) of the spiral recess 12 is the same as the spiral direction of the spiral protrusion 8. The ends 64 and 7 of the rod-like bodies 10 and 11 are arranged in the hole 64. In addition, the spiral recessed part 12 consists of a thread groove.

  The fixing portion 17 has a flange portion 71 fixed to the rod-shaped body 10 and a spiral recess portion 12 screwed into the spiral protrusion portion 8 of the rod-shaped body 10 on the inner periphery 13 and is rotated by the flange portion 71. A pressure contact member 72 that presses against the plate portion 2 so as to sandwich the plate portion 2 in cooperation with the plate portion 2, and the rod portion 10 and the pressure contact member 72 sandwich the plate portion 2 by clamping the plate portion 2. It is supposed to be fixed to.

  The flange portion 71 includes an annular member 77 welded to the outer periphery 9 of the rod-like body 10 with an inner peripheral surface 76 so that the upper surface 75 is flush with the other end surface 42. The annular member 77 has a thickness equivalent to the depth of the counterbore 33, and is arranged on the counterbore 33 so as to be flush with the upper surface 32 of the plate portion 2. The lower surface 78 of the annular member 77 comes into pressure contact with the bottom surface 35 of the counterbore 33 when the plate portion 2 is sandwiched between the flange portion 71 and the pressure contact member 72.

  In this example, the pressure contact member 72 is a stop nut that is disposed between the flange 71 and the coupling body 14 and screwed into the rod-shaped body 10. The pressure contact member 72 is configured to come into pressure contact with the lower surface 34 of the plate portion 2 by rotation in the R direction with respect to the rod-shaped body 10.

  Based on the rotation of the pressure contact member 72 in the R direction, the fixing portion 17 presses the plate portion 2 by pressing the pressure contact member 72 to the lower surface 34 of the plate portion 2 and the annular member 77 to the bottom surface 35 of the counterbore 33. The other end 15 of the rod-shaped body 10 is fixed to the plate portion 2 by clamping.

  In the fixing portion 17 of this example, the pressure contact member 72 is disposed between the flange portion 71 and the coupling body 14. For example, the flange portion 71 is disposed between the pressure contact member 72 and the coupling body 14. In such a case, the fixing portion 17 may be configured such that the press contact member 72 presses against the bottom surface 35 of the counterbore 33 and the upper surface 75 of the flange portion 71 presses against the lower surface of the plate portion 2 to thereby fix the plate portion 2. It is configured to pinch.

  The fixing portion 18 defines the hole 37 and welds the plate portion 3 and the rod-shaped body 11 to the inner peripheral surface 81 having the spiral concave portion 12 screwed into the spiral convex portion 8 of the rod-shaped body 11. And a welding portion 82.

  The spiral concave portion 12 of the inner peripheral surface 81 is screwed into the spiral convex portion 8 of the rod-shaped body 11 so that the other end surface 52 of the rod-shaped main body 51 is flush with the lower surface 39 of the plate portion 3. In this example, the welded portion 82 welds the upper surface 38 of the plate portion 3 and the outer periphery 9 of the rod-shaped body 11.

  Hereinafter, the case where the temporary fixing tool 1 of this example is arrange | positioned at the seismic isolation apparatus 5 is demonstrated. First, the rod-shaped body 11 is fixed to the plate portion 3 via the fixing portion 18. Next, the connecting body 14 is attached to the rod-like body 11 by screwing as shown in FIG. Next, the rod-shaped body 10 is inserted into the hole 31 from the upper surface 32 side of the plate portion 2, and the annular member 77 welded to the inserted rod-shaped body 10 is disposed on the counterbore 33. Next, the pressure contact member 72 is attached to the rod-like body 10 from one end 6 side by screwing, and the pressure contact member 72 attached to the rod-like body 10 is further rotated in the R direction so as to come into pressure contact with the lower surface 34 of the plate portion 2. The rod-like body 10 is fixed to the plate portion 2 via the fixing portion 17 by pressing the lower surface 78 of the annular member 77 against the bottom surface 35 of the counterbore 33 together with the pressure contact. In this way, the temporary fixture 1 is disposed in the seismic isolation device 5. When the pressure contact member 72 is brought into pressure contact with the plate portion 2, the rod-like body 10 is supported by the hexagon wrench 43 inserted into the hexagon hole 44 so as not to rotate in the R direction together with the pressure contact member 72.

  The temporary fixture 1 provided in the seismic isolation device 5 moves the connecting body 14 screwed to the rod-shaped body 11 toward the plate portion 2 by rotation in the R direction and is also screwed to the rod-shaped body 10. Thus, the rod-like bodies 10 and 11 are connected by the connecting body 14, and relative displacement between the plate portion 2 and the upper collar 25, the plate portion 3 and the lower collar 27 is prohibited based on such connection. In addition, the temporary fixture 1 disposed in the seismic isolation device 5 moves the connecting body 14 screwed to the rod-like bodies 10 and 11 toward the plate portion 3 by rotation in the R direction, and the rod-like body 10. By releasing the connection, the connection between the rod-like bodies 10 and 11 by the connection body 14 is released, and based on the release of the connection, the plate portion 2 and the upper rod 25 are compared with the plate portion 3 and the lower rod 27. The prohibition of general displacement. In the temporary fixing tool 1 of this example, the pressure contact member 72 is slightly separated from the plate portion 2 by rotation in the R direction to release the fixing at the fixing portion 17 and connect the rod-like bodies 10 and 11. Is supported using a wrench 86 or the like to prohibit relative rotation of the connecting body 14 with respect to the rod-like body 11, and the rod-like body 10 is connected to the connecting body 14 using a hexagon wrench 43 or the like inserted into the hexagonal hole 44. By rotating in contrast, the distance between the plate portion 2 and the plate portion 3 in the vertical direction G can also be adjusted.

  According to the temporary fixing tool 1 described above, the pair of rod-like bodies 10 and 11 having the helical protrusions 8 on the outer periphery 9 facing each other at the ends 6 and 7 and the helical protrusions of the rod-like bodies 10 and 11. And the rod-like bodies 10 and 11 are connected to one end 6 of the rod-like bodies 10 and 11 by screwing the spiral-like recess 12 and the spiral-convex portion 8 together. And a connecting body 14 that is releasably connected to each other on the 7 side, and a pair of fixing portions 17 and 18 that fix the other ends 15 and 16 of the rod-like bodies 10 and 11 to the plate portions 2 and 3, respectively. At least one of the fixing portions 17 and 18, in this example, the fixing portion 17, is one rod-like body, in this example, the flange portion 71 fixed to the rod-like body 10, and the spiral protrusion of the rod-like body 10. If the inner periphery 13 has a spiral recess 12 to be screwed into the portion 8, In cooperation with the flange portion 71 by rotation, a pressing member 72 that presses against the plate portion 2 so as to sandwich the one plate portion, in this example, the plate portion 2, is provided. Since the rod-shaped body 10 is fixed to the plate portion 2 by clamping, the rod-shaped body 10 can be fixed at an accurate position with respect to the plate portion 2.

  For example, as shown in FIGS. 5 and 6, when the hole 31 of the plate portion 2 includes a long hole 91 instead of the annular flange 71, the fixing portion 17 is arranged in the longitudinal direction of the long hole 91. It has a flange portion 94 having a long portion 93 that is shorter than the length L1 and longer than the width L2 in the intersecting direction intersecting the longitudinal direction of the elongated hole 91, for example, the orthogonal direction perpendicular to the longitudinal direction of the elongated hole 91. Alternatively, both ends 95 in the longitudinal direction of the elongated portion 93 of the flange portion 94 may be arranged at an equal distance from the axis A of the rod-shaped body 10 with respect to the longitudinal direction. Thus, when the temporary fixing tool 1 is equipped with the collar part 94, the elongate part 93 is arrange | positioned so that the longitudinal direction of the elongate part 93 may become a direction substantially the same as the longitudinal direction of the elongate hole 91. Accordingly, as shown in FIG. 7, the collar portion 94 can be inserted into and removed from the elongated hole 91, while the elongated portion 93 is elongated so that the longitudinal direction intersects the longitudinal direction of the elongated hole 91. By disposing the portion 93, the flange portion 94 can be made uninsertable with respect to the elongated hole 91, and thus the rod-like body 10 can be easily attached to and detached from the seismic isolation device 5.

  For example, as shown in FIGS. 11A and 11B, the temporary fixing tool 1 of this example may include a rod-like body 103 including a screw portion 102 of a bolt 101 instead of the rod-like body 10. In the case where such a rod-like body 103 is provided and the long hole 91 is formed in the plate part 2, the length of the long hole 91 formed in the plate part 2 instead of the flange part 71. 11 in the orthogonal direction of the head 104 so that the width L3 of the head 104 of the bolt 101 is shorter than the width L2 of the elongated hole 91 in the intersecting direction intersecting the direction, for example, the orthogonal direction orthogonal to the longitudinal direction. The end portion 105 shown in (c) may be provided with a flange portion 106 which is removed by cutting or the like. According to the temporary fixture 1 having such a rod-like body 103 and the flange portion 106, by arranging the flange portion 106 so that the longitudinal direction of the flange portion 106 is substantially the same as the longitudinal direction of the long hole 91. The collar portion 106 can be inserted into and removed from the long hole 91, while the collar portion 106 is arranged so that the longitudinal direction of the collar portion 106 intersects the longitudinal direction of the elongated hole 91. The portion 106 can be inserted into and removed from the long hole 91, the rod-like body 103 can be easily attached to and detached from the seismic isolation device 5, and the existing member bolt 101 is used. Thus, the flange 106 fixed to the rod-like body 103 can be formed.

  For example, as shown in FIG. 8, the temporary fixing tool 1 of this example includes a spiral recess 12 that is screwed into the above-described inner peripheral surface 81 and the spiral protrusion 8 of the rod-shaped body 11 instead of the fixing portion 18. A fixing portion 112 having an inner periphery 13 and a pressing member 111 made of a locking nut or the like that presses against the plate portion 3 by rotation may be provided. According to the temporary fixture 1 having such a fixing portion 112, the rod-shaped body 11 can be detachably fixed to the plate portion 3.

  For example, as shown in FIGS. 9 and 10, the temporary fixing tool 1 of this example includes a base plate 115 in which a long hole 91 is formed and fixed to the plate portion 3 instead of the fixing portion 18, and a rod-shaped body. 11 is formed in the same manner as the pressure contact member 111 and is screwed into the spiral convex portion 8 of the rod-like body 11 so as to cooperate with the flange portion 116 to sandwich the base plate 115. In this case, the fixing part 118 having a pressing member 117 made of a retaining nut or the like that press-contacts the base plate 115 may be provided. In this case, the fixing part 118 is formed by the flange 116 and the pressing member 117. The rod-shaped body 11 is fixed to the plate portion 3 via the pedestal plate 115 by sandwiching the pedestal plate 115.

  In the temporary fixture 1 having the fixing portion 118, for example, as shown in FIGS. 9 and 10, the flange portion 116 is shorter than the length L1 in the longitudinal direction of the long hole 91 formed in the base plate 115. A long portion 93 longer than the width L2 in the crossing direction intersecting the longitudinal direction of the elongated hole 91, for example, the orthogonal direction perpendicular to the longitudinal direction may be provided, and both ends 95 of the long portion 93 in the longitudinal direction are provided. May be arranged at an equal distance from the axis A of the rod-shaped body 11. According to the temporary fixture 1 including the fixing portion 118 having such a long portion 93, the longitudinal direction of the long portion 93 of the fixing portion 118 is substantially the same as the longitudinal direction of the long hole 91 of the base plate 115. By arranging the long portion 93 so as to be, the flange portion 116 can be inserted into and removed from the long hole 91, while the longitudinal direction of the long portion 93 of the fixing portion 118 is the base plate 115. By arranging the elongated portion 93 so as to intersect the longitudinal direction of the long hole 91, the flange portion 116 of the fixing portion 118 can be made uninsertable with respect to the long hole 91. The rod-like body 11 can be easily attached to and detached from the seismic isolation device 5.

  For example, when the temporary fixing tool 1 of the present example includes the fixing portion 118, as shown in FIGS. 11A and 11B, for example, instead of the rod-shaped body 11, the screw portion 102 of the bolt 101 is used. In such a case, instead of the flange portion 116, in the crossing direction intersecting the longitudinal direction of the long hole 91 formed in the plate portion 3, for example, orthogonal to the longitudinal direction. 11C in the orthogonal direction of the head 104 by cutting or the like so that the width L3 of the head 104 of the bolt 101 is shorter than the width L2 of the long hole 91 in the orthogonal direction. You may have the collar part 121 removed. According to the temporary fixture 1 having such a rod-shaped body 120 and the flange portion 121, the fixing portion 118 is arranged so that the longitudinal direction of the flange portion 121 is substantially the same as the longitudinal direction of the long hole 91 of the base plate 115. By arranging the flange 121, the flange 121 can be inserted into and removed from the elongated hole 91 of the base plate 115, while the longitudinal direction of the flange 121 is in the longitudinal direction of the elongated hole 91 of the base plate 115. By arranging the flange 121 so as to intersect with the base plate 115, the flange 121 can be inserted into and removed from the long hole 91 of the base plate 115. In addition to being easily detachable, the flange 121 fixed to the rod-shaped body 120 can be formed using the bolt 101 which is an existing member.

  The temporary fixing tool 1 of this example may include a fixing portion configured in the same manner as the fixing portion 17 instead of the fixing portion 18. In such a case, the fixing portion 17 may be replaced with the fixing portion 17. The fixing part comprised similarly to 18 may be comprised.

It is front explanatory drawing of the seismic isolation apparatus by which the temporary fixing tool as an example of embodiment of this invention was arrange | positioned. It is plane explanatory drawing of the seismic isolation apparatus shown in FIG. It is an expansion explanatory view of the example shown in FIG. It is an expansion explanatory view of the example shown in FIG. It is explanatory drawing mainly of one fixing | fixed part of the other example of embodiment of this invention. It is VI-VI sectional view taken on the line of another example shown in FIG. It is explanatory drawing of one fixing part mainly of the other example shown in FIG. It is explanatory drawing of the other fixing | fixed part mainly of the other example of embodiment of this invention. It is explanatory drawing of the other fixing | fixed part mainly of the other example of embodiment of this invention. It is XX arrow explanatory drawing of the other example shown in FIG. (A), (b) and (c) is explanatory drawing mainly of the rod-shaped body and fixing | fixed part of the other example of embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Temporary fixing tool 2, 3 Plate part 4 Seismic isolation part 5 Seismic isolation apparatus 6, 7 One end 8 Spiral convex part 9 Outer periphery 10, 11, 103, 120 Rod-like body 12 Spiral concave part 13 Inner circumference 14 Connection body 15, 16 Other end 17, 18, 112, 118 Fixing part 71, 94, 106, 116, 121 butt part 72, 111, 117 Pressure contact member

Claims (9)

A temporary fixing tool for a seismic isolation device having a pair of plate portions and a seismic isolation portion interposed between the pair of plate portions, and facing each other at one end and having a pair of spiral convex portions on the outer periphery. The rod-shaped body and a spiral recess that is screwed into the spiral projections of the pair of rod-shaped bodies are provided on the inner periphery, and the pair of rod-shaped bodies are attached to the pair by screwing the spiral recess and the spiral projection. A connecting body that is releasably connected to one end side of the rod-shaped body, and a pair of fixing portions that respectively fix the other ends of the pair of rod-shaped bodies to the pair of plate portions. At least one of the fixed portions has a collar portion fixed to one rod-shaped body and a spiral recess portion screwed into the spiral projection portion of the one rod-shaped body on the inner periphery, and the collar portion by rotation. A pressure contact member that is in pressure contact with one plate portion so as to sandwich one plate portion in cooperation with And being adapted to fix one of the rod-like body in one plate portion by sandwiching by pressing member, the other of the fixed portion includes a base plate fixed to the other plate portion with a long hole is formed, A pedestal plate having a collar fixed to the other rod-shaped body and a spiral recess that is screwed into the spiral projection of the other rod-shaped body on the inner periphery and cooperating with the collar by rotation. A pressing member that presses against the pedestal plate so as to sandwich the plate, and the other rod-like body is fixed to the other plate portion via the pedestal plate by clamping with the flange portion of the other fixing portion and the pressing member. provisional fixture has become. The flange portion of one fixing portion includes a long portion that is shorter than the length in the longitudinal direction of the long hole formed in one plate portion and longer than the width in the crossing direction intersecting the longitudinal direction of the long hole. The temporary fixing tool according to claim 1.   The temporary fixing tool according to claim 2, wherein both ends of the long portion in the longitudinal direction are spaced apart from each other by an equal distance from the axis of one rod-like body. One rod-like body is composed of a screw portion of a bolt, and the flange portion of one fixing portion is a long hole in which the width of the head portion of the bolt is in the crossing direction intersecting the longitudinal direction of the long hole formed in one plate portion. The temporary fixing tool as described in any one of Claim 1 to 3 by which the edge part in the cross direction of the head part of a volt | bolt is removed so that it may become shorter than this width | variety. The flange portion of the other fixed portion has a long portion that is shorter than the length in the longitudinal direction of the long hole formed in the base plate and longer than the width in the intersecting direction intersecting the longitudinal direction of the long hole. The temporary fixing tool as described in any one of Claim 1 to 4 . The temporary fixing tool according to claim 5 , wherein both ends of the long portion of the other fixing portion in the longitudinal direction are arranged at an equal distance from the axis of the other rod-shaped body. The other rod-shaped body is composed of a screw portion of the bolt, and the flange portion of the other fixed portion is the width of the head portion of the bolt with respect to the crossing direction intersecting the longitudinal direction of the long hole of the pedestal plate. The temporary fixing tool as described in any one of Claim 1 to 6 by which the edge part in the cross direction of the head part of a volt | bolt is removed so that it may become shorter. The seismic isolation part has a movable body and upper and lower heels each having a concave curved surface that is slidably in contact with the movable body, and the upper and lower heels are respectively attached to a pair of plate portions. The temporary fixing tool as described in any one of Claim 1 to 7 attached. It is a seismic isolation apparatus temporarily fixed by the temporary fixing tool as described in any one of Claim 1 to 8 , Comprising: The counterbore which a collar part is distribute | arranged is formed in at least one of a pair of board parts. Seismic isolation device.

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