JP2006063657A - Vibration isolation device of gravestone and the gravestone equipped with the vibration isolation device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vibration isolation device of a gravestone and the gravestone equipped with the vibration isolation device capable of corresponding to both existing and new gravestones, facilitating the installation work and displaying a required effect of vibration isolation. <P>SOLUTION: The vibration isolation device 25 is provided between a lower holder 31 provided to a base section 3 side of the gravestones 1 and 71 and a head 33 provided to a body section 5 side of the gravestones 1 and 71 installed on the base section 3, and it is equipped with a sliding mechanism 39 sliding the body section 5 of the gravestones 1 and 71 in the horizontal direction and a spring means 41 restoring a relative position to the base section 3 of the body section 5 of the gravestones 1 and 71 to the original position. In the case the vibration isolation device 25 is applied to the new gravestone 1, a bracket 29 is used, and in the case it is applied to the existing gravestone 71, a receiving metal frame 75 and a supporting structure 73 are used. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a tombstone seismic isolation device installed in a part of a tombstone in order to prevent collapse of the tombstone due to an earthquake or the like, and a tombstone provided with the seismic isolation device.

Tombstones are installed in a simple configuration by assembling various stones that have been cut to the desired shape and size and polished on the surface. These stones are relatively heavy, and there is almost no risk of displacement or collapse even when exposed to rain or wind.
However, when subjected to strong vibrations due to earthquakes, etc., it is expected that the tombstone main body placed on the base will move or tilt due to the simple configuration as described above. Misalignment or collapse of tombstones can occur.
In Japan, where earthquakes are particularly frequent, there is a strong need for seismic isolation devices that prevent displacement and collapse of tombstones due to earthquakes, and the development of seismic isolation devices for tombstones that can accommodate both existing and new tombstones is desired. It was rare.

  The present invention has been made in light of the above-mentioned background art and the existence of problems that the background art has, and can be applied to both existing and new tombstones. It is an object of the present invention to provide a tombstone seismic isolation device capable of exerting an effect and a tombstone equipped with the seismic isolation device.

  In order to solve the above-mentioned problem, the invention described in claim 1 is a tombstone seismic isolation device installed by being incorporated into a part of a tombstone comprising a base portion and a main body portion of a tombstone placed on the base portion. And a spring mechanism for generating a biasing force that absorbs vibration and elastically deforms and returns the relative position of the main body to the base position. It is a seismic isolation device for tombstones.

  According to a second aspect of the present invention, in the tombstone seismic isolation device according to the first aspect, the slide mechanism is slidably contacted with the sliding plate provided on the base portion side and the upper surface of the sliding plate, and provided on the main body portion side. It is a seismic isolation device for a tombstone characterized by comprising a sliding material.

  The invention described in claim 3 is the tombstone seismic isolation device described in claim 1 or 2, wherein the spring means has a plurality of springs having one end connected to the base portion side and the other end connected to the main body portion side. A tombstone seismic isolation device comprising a tension coil spring stretched in a cross shape in plan view.

  According to a fourth aspect of the present invention, in the tombstone seismic isolation device according to any one of the first to third aspects, a mounting plate attached to the main body side and an upper spring mounting plate attached to the lower surface of the mounting plate And a lower spring mounting plate mounted on the base portion side, wherein the slide mechanism and the spring means are disposed between the upper spring mounting plate and the lower spring mounting plate. It is a seismic isolation device.

  According to a fifth aspect of the present invention, in the tombstone configured by installing the main body on the base, the space between the base and the main body is any one of the first to fourth aspects. A tombstone equipped with a seismic isolation device, characterized in that a seismic isolation device is provided.

  The invention described in claim 6 is the tombstone provided with the seismic isolation device according to claim 5, wherein the base part is provided with a metal support for supporting the seismic isolation device. It is a tombstone with a seismic device.

  According to a seventh aspect of the present invention, in the tombstone provided with the seismic isolation device according to the fifth aspect, a receiving frame for supporting the seismic isolation device and a receiving frame in the internal space of the base portion. It is a tombstone provided with a seismic isolation device, characterized in that a support structure for supporting is provided.

  The invention described in claim 8 is the tombstone provided with the seismic isolation device according to claim 7, wherein the support structure stands up above the piles with a plurality of piles embedded in the bottom of the internal space of the base part. A tombstone provided with a seismic isolation device, comprising a plurality of raised pedestals and a plurality of reinforcing braces communicating between adjacent pedestals.

  The invention described in claim 9 is a towstone provided with the seismic isolation device according to claim 8, wherein the mounting height of the receiving frame and the horizontal position thereof are adjusted by changing the mounting angle of the pedestal. It is a tombstone provided with a seismic isolation device characterized by comprising frame adjusting means.

  According to a tenth aspect of the present invention, there is provided a tombstone including the seismic isolation device according to any one of the fifth to ninth aspects, wherein a sealing member that seals a space in which the sliding mechanism and the spring means of the seismic isolation device are accommodated. It is a tombstone equipped with a seismic isolation device.

  According to the eleventh aspect of the present invention, in the tombstone provided with the seismic isolation device according to any one of the fifth to tenth aspects, when the main body portion slides, the seismic isolation device and the base portion come into contact with each other. It is a tombstone equipped with a seismic isolation device, characterized in that it is provided with a shock-absorbing material.

According to the tombstone isolation device of the present invention, even if the base of the tombstone vibrates with the ground due to an earthquake or the like, the spring means absorbs the vibration by elastic deformation, and the main body portion vibrates. It is possible to prevent the tombstone from collapsing due to the position shift of the main body of the tombstone and the fall from the base. Further, when the vibration stops, the main body returns to the initial position by the biasing force of the spring means.
In addition, seismic isolation devices can be attached to both existing and new tombstones.

Hereinafter, taking Example 1 and Example 2 shown below as examples, the tombstone seismic isolation device according to the present invention, the configuration of the tombstone equipped with the seismic isolation device, and the operation mode of the seismic isolation device, the tombstone installation procedure Will be described.
In the first embodiment, a configuration of a tombstone that can be applied when newly installing a tombstone and a basic configuration of a seismic isolation device will be described, and in a second embodiment, a configuration in which a seismic isolation device is attached to an existing tombstone will be described.

The tombstone 1 according to the first embodiment is configured by installing a main body portion 5 on a base portion 3 as shown in FIG. The base unit 3 includes a base 72 placed by excavating the ground of the cemetery, a root stone 7 placed on the base 72, a stone 9 placed on the root stone 7, and the stone 9 It is configured by assembling the uniform stone 11 to be placed in a rectangular trapezoidal shape.
The main body 5 includes a lawn base 13 installed on the above-described base part 3 via the seismic isolation device 25 of the present invention described later, a base 15 installed on the lawn base 13, A water basin 17 installed on the lawn stand 13 so as to close the opening on the near side, a flower stand 19 installed on the left and right lawn bases 13 so as to sandwich the water basin 17, and a center stand 15. The upper base 21 and the meteorite 23 installed on the upper base 21 are assembled.

  In the internal space 27 of the base part 3, two metal fittings 29 are provided at positions where a boundary portion between the medium stone 9 and the uniform stone 11 is opposed using the inner wall surface of the medium stone 9. A lower pedestal 31 is placed on the bracket 29, and an upper frame 33 is provided on the upper surface of the seismic isolation device 25 installed on the lower pedestal 31 and inside the turret 13.

The receiving metal 29 is a member for supporting the lower pedestal 31, and is obtained by cutting a steel plate having an L-shaped cross section (hereinafter referred to as an angle material) to an appropriate length as shown in FIGS. Also, the metal fitting 29 is provided upside down, and the metal fitting 29 is fixed to the inner wall surface of the intermediate stone 9 with bolts 35.
A male screw shaft 62 is inserted into the hole of the metal receiving piece 29 and is fixed by a nut 64 screwed onto the male screw shaft 62 with the metal receiving piece 29 interposed therebetween. The male screw shaft 62 protrudes from the upper surface of the receiving hardware 29.

The bottom frame 31 is assembled by joining a total of four angle members of different lengths by welding or the like into a rectangular frame shape, and further preparing two long angle members and assembling them. Are formed by penetrating the body on the short side with an appropriate interval so as to be symmetrical. The width dimension and depth dimension of the lower pedestal 31 are slightly smaller than the width dimension and depth dimension of the internal space 27 of the base 3, and the height dimension of the lower pedestal 31 is two-thirds of the height dimension of the uniform stone 11. It is set to about the height.
Further, a male screw shaft 62 fixed to the metal receiving member 29 is inserted into the hole of the lower frame 31, and the lower frame 31 is attached to the metal receiving member 29 by a nut 64 screwed onto the male screw shaft 62. .

The upper frame 33 is formed by arranging four angle members in a square shape in plan view and joining them by welding or the like. As shown in FIGS. 3 and 4, the upper frame 33 is fixed to the inner wall surface of the lawn 13 and a mounting plate 37 in the seismic isolation device 25 of the present invention described below using bolts 35.
The width dimension and depth dimension of the upper frame 33 are set to the internal dimensions of the lawn table 13, and the height dimension of the upper frame 33 is set to about two-thirds of the height dimension of the lawn table 13.

The tombstone seismic isolation device 25 of the present invention is provided between the lower frame 31 fixed to the base unit 3 and the upper frame 33 fixed to the main body unit 5 as described above. Therefore, the seismic isolation device 25 is installed in a part of the tombstone 1.
The seismic isolation device 25 includes a slide mechanism 39 and a spring means 41. The seismic isolation device 25 includes the above-described mounting plate 37 attached to the lower surface of the upper frame 33, the upper spring mounting plate 43 attached to the lower surface of the mounting plate 37, and the lower spring attached to the upper surface of the lower frame 31. A mounting plate 45 is provided, and the slide mechanism 39 and the spring means 41 are disposed between the upper spring mounting plate 43 and the lower spring mounting plate 45. Therefore, the mounting plate 37 is provided on the main body portion 5 side, and the lower spring mounting plate 45 is provided on the base portion 3 side.

  The mounting plate 37 is a rectangular flat plate member on which the main body 5 of the tombstone 1 is directly mounted, and the width dimension and the depth dimension are substantially the same as the width dimension and the depth dimension of the internal space 27 of the base part 3. Set to dimensions. The installation height is set so that the mounting surface of the mounting plate 37 is slightly higher than the upper surface of the uniform stone 11.

The upper spring mounting plate 43 is a rectangular flat plate member having a width dimension and a depth dimension smaller than those of the mounting plate 37 and a thickness greater than that of the mounting plate 37. A total of nine screw holes 51 are arranged in the center of the upper spring mounting plate 43 in the width direction and the depth direction, respectively, in a square shape in plan view.
Further, four holders 55 are provided on the lower surface of each corner portion of the upper spring mounting plate 43 via a rectangular flat spacer 53. A sliding material 61 is attached to the holder 55. As the sliding material 61, a material having excellent sliding characteristics such as PTFE (fluorinated ethylene resin) can be applied.

A spring locking bolt 59 is screwed into the screw hole 51 from below, and a hook at the inner end of the tension coil spring 57 is locked to the shaft portion of the spring locking bolt 59.
The mounting plate 37 is formed so that the width dimension and the depth dimension are slightly smaller than the lower spring mounting plate 45. The lower spring mounting plate 45 is a rectangular flat plate member having a slightly larger width and depth than the lower frame 31.

The lower spring mounting plate 45 has a thickness similar to that of the upper spring mounting plate 43, and a total of 12 screw holes 63, each of which is three in the center near each side edge of the lower spring mounting plate 45. Is engraved. Ten spring locking bolts 59 are screwed into the screw holes 63 from above, and hooks on the outer ends of the tension coil springs 57 are engaged with the shafts of the spring locking bolts 59 and the two male screw shafts 62. It has come to be stopped. The male screw shaft 62 passes through the lower spring mounting plate 45 and the sliding plate 65, and its upper end protrudes from the sliding plate 65. The lower spring mounting plate 45 and the sliding plate 65, the receiving metal 29, and the lower mount 31 are connected and fixed by a nut 64 that is screwed onto the male screw shaft 62. Furthermore, the hook of the outer end portion of the tension coil spring 57 is locked to the portion of the male screw shaft 62 protruding from the sliding plate 65, and the hook is released by the two nuts 64 screwed into the upper end portion of the male screw shaft 62. It is regulated.
Accordingly, twelve tension coil springs 57 are provided in total, and these three sets are stretched so as to form a cross shape in plan view as shown in FIG.

A sliding plate 65 is attached to the upper surface of the lower spring mounting plate 45. The sliding plate 65 is a rectangular flat plate member having a width dimension and a depth dimension that are substantially the same as those of the lower spring mounting plate 45 and having a thickness thinner than that of the lower spring mounting plate 45.
A stainless steel plate can be used as the sliding plate 65, and a sliding material 61 attached to the lower surface of the holder 55 is in sliding contact with the upper surface of the sliding plate 65.
In this embodiment, a sliding mechanism 39 is constituted by a sliding bearing composed of the sliding plate 65 and the sliding member 61, and a tension coil spring 57 stretched between the upper spring mounting plate 43 and the lower spring mounting plate 45. Thus, the spring means 41 is constituted.

  Also, shock absorbers 120 made of an elastic material such as synthetic rubber are affixed to the front, back, left and right inner surfaces of the uniform stone 11, and the shock absorbers 120 are attached to the upper spring mounting plate 43 of the seismic isolation device 25, It is provided at a position facing the spacer 53, the holder 55 and the sliding material 61. That is, the buffer material 120 is disposed so as to surround the upper spring mounting plate 43, the spacer 53, the holder 55, and the sliding material 61.

A seal member 49 is provided to fill a gap 47 formed between the uniform stone 11 and the turf stone 13, and is further formed between the inner surface of the uniform stone 11 and the lower spring mounting plate 45 and the sliding plate 65. A seal member 49 that fills the gap 47 is provided.
The seal member 49 seals the space 27 in which the slide mechanism 39 and the spring means 41 of the seismic isolation device 25 are accommodated to prevent intrusion of rainwater and the like, and prevents corrosion of members disposed in the space 70. To do. Furthermore, since rainwater or the like can be prevented from entering the internal space 70, it is also possible to prevent the metal fitting 29, the lower mount 31 and the like from being corroded.

Next, an operation mode in the case where horizontal vibration is applied to the seismic isolation device 25 of the present invention along with the procedure for installing the tombstone 1 according to the present embodiment will be described.
(1) Formation of base and placement of root stone (see FIGS. 5 (a) and (b))
First, the ground G is dug, a mold (not shown) is provided, concrete is poured into the mold, and a base 72 is formed as shown in FIG. The base 72 is formed in a rectangular plate shape having a quadrangular hole in the center, and the upper surface thereof is a horizontal surface that is substantially the same height as the ground.
Next, as shown in FIG. 5 (b), square bar-shaped root stones 7 are assembled and placed on the base 72 in a cross-beam shape.

(2) Installation of medium stone and uniform stone and attachment of metal fittings and metal fittings (see FIGS. 6A and 6B)
As shown in FIG. 6 (a), a stone 9 is installed on the upper surface of the root stone 7. The medium stone 9 is a rectangular parallelepiped member having a height dimension larger than that of the root stone 7.
A uniform stone 11 is installed on the upper surface of the medium stone 9. The uniform stone 11 is a square bar-like member, and a cushioning material 120 is stuck on the inner surface. The cushioning material 120 is provided in a region excluding a portion where the uniform stone 11 is joined to each other.
Then, as shown in FIG. 6 (b), the root stone 7 and the upper stone 9 above it, and the stone 9 and the upper stone 11 above it are fixed using a joint metal 67 having an L-shaped cross section.
Next, the L-shaped cross-section receiving piece 29 is turned upside down so that the upper surface is located at the boundary between the medium stone 9 and the uniform stone 11, and is attached to the upper part of the inner wall surface of the medium stone 9 with the bolt 35. A male screw shaft 62 is passed through a hole of the metal receiving piece 29, and the male screw shaft 62 is fixed to the metal receiving piece 29 by a nut 64 that is screwed into the male screw shaft 62 and sandwiches the metal receiving piece 29. . The male screw shaft 62 is attached so as to extend straight upward from the upper surface of the receiving hardware 29.

(3) Installation of seismic isolation device and installation of lawn stand (see Fig. 7 (a), (b))
Next, the remaining medium stone 9 is installed on the front surface, and the lower frame 31 is placed on the upper surface of the metal receiving member 29 with the rectangular frame portion lying sideways as shown in FIG. On the gantry 31, the seismic isolation device 25 and the upper frame 33 fixed to the seismic isolation device 25 with bolts 35 are installed. At this time, the male screw shaft 62 fixed to the metal receiving member 29 is passed through the holes of the lower spring mounting plate 45 and the sliding plate 65, and the upper end portion of the male screw shaft 62 is protruded from the upper surface of the sliding plate 65. Then, the nut 64 is screwed into the protruding portion of the male screw shaft 62 and brought into contact with the upper surface of the sliding plate 65, and the seismic isolation device 25 is fixed to the hardware 29.

The mounting position of the mounting plate 37 in the seismic isolation device 25 is set to be slightly higher than the upper surface of the uniform stone 11.
As described above, since the mounting plate 37 is formed so that the width dimension and the depth dimension are slightly smaller than the lower spring mounting plate 45, a gap is formed between the inner surface of the uniform stone 11. A seal member 49 is provided to fill a gap 47 formed between the inner surface of the stone 11 and the lower spring mounting plate 45 and the sliding plate 65 by inserting a hand or a tool through the gap.
Further, a hand or a tool is inserted through the gap between the inner surface of the uniform stone 11 and the hook of the outer end portion of the tension coil spring 57 is engaged with the portion protruding from the sliding plate 65 of the male screw shaft 62, so that the male screw Two nuts 64 are attached to the upper end of the shaft 62.
Next, a square bar-shaped lawn base 13 is installed around the upper frame 33 so as to surround the upper frame 33, and is fixed by bolts 35.

(4) Installation of middle platform and installation of water basin (see Fig. 8 (a), (b))
After the lawn pedestal 13 is installed, a gap formed between the uniform stone 11 and the lawn pedestal 13 is filled with a seal member 49.
Next, a rectangular parallelepiped intermediate base 15 having a height dimension larger than that of the lawn base 13 is installed on the top surface of the lawn base 13. The middle stand 15 is installed with respect to the left and right side surfaces and the rear surface except the front surface, and the water basin 17 is installed on the front surface portion in a state of protruding somewhat toward the front side.

(6) Installation of flower stand and upper base and installation of meteorite (see Fig. 9 (a), (b))
Next, the flower stand 19 is installed on the left and right of the water basin 17, and the upper table 21 is installed on the upper surface of the middle platform 15. The upper base 21 is a short prismatic member.
Finally, if a long meteorite 23 is installed on the upper surface of the upper base 21, the assembly of the tombstone 1 is completed.
In a state where vibration due to an earthquake or the like is not generated, the spring means 41 is not elastically deformed, and the main body portion 5 is maintained at a correct position (initial position) with respect to the base portion 3.

(7) Mode of operation of the seismic isolation device during horizontal vibration When the ground G of the cemetery vibrates in the horizontal direction due to an earthquake or the like, the base 72 placed on the ground G, the root stone 7 and the stone 9 and the uniform stone above it. The base 3 including 11 vibrates in the same manner. The vibration of the base 3 is absorbed by the spring means 41 and is not transmitted to the main body 5 or is attenuated and transmitted as extremely weak vibration. Therefore, the collapse of the main body 5 is prevented.
Even if the amplitude of the main body 5 becomes a certain level, the buffer material 120 is provided, so that the upper spring mounting plate 43, the spacer 53, the holder 55, and the sliding material 61 are in direct contact with the uniform stone 11. Since the shock is absorbed by the cushioning material 120, the uniform stone 11 can be prevented from being damaged.

  Further, even if the relative position of the main body 5 with respect to the base 3 is temporarily shifted, the main body 5 finally returns to the initial position by the biasing force of the spring means 41 that is elastically deformed. That is, the spring means 41 generates a biasing force that returns the relative position of the main body 5 to the base portion 3 to be close to the initial position.

The tombstone 71 according to the second embodiment is configured to exhibit a seismic isolation function by incorporating the seismic isolation device 25 according to the present invention into an existing tombstone.
Specifically, the main body 5 installed on the base unit 3 is once removed, and a support structure 73 is built in the internal space 27 of the base unit 3 to support the receiving frame 75.
Then, the seismic isolation device 25 of the present invention is installed on the receiving frame 75, and the lawn base 13, the middle base 15, the water basin 17, the flower stand 19, the upper base 21, and the meteorite 23 constituting the main body 5 in the same procedure as described above. To complete the assembly and installation of the tombstone 71 according to the second embodiment.

Therefore, it basically has the same configuration as the tombstone 1 according to the first embodiment, and according to the second embodiment in that a receiving frame 75 and a support structure 73 are provided instead of the receiving metal 29. The tombstone 71 is different.
Here, the description will be focused on the receiving frame 75 and the support structure 73 which are unique configurations of the tombstone 71 according to the second embodiment.

The receiving frame 75 is formed by combining four angle members upside down in the form of a cross and joining them into a frame shape by welding or the like. The receiving frame 75 is a member for supporting the lower pedestal 31 in the same manner as the receiving piece 29.
As shown in FIG. 10 or FIG. 11 in an enlarged manner, the support structure 73 is raised above four piles 77 embedded in the ground G, which is the bottom surface of the internal space 27 of the base portion 3, and the pile 77. Four leg posts 79 and a plurality of reinforcing braces 81 connecting the adjacent leg posts 79 are provided.

  The pile 77 has a sleeve 83 in which a female screw is engraved at the center upper portion, and four wing pieces 85 are integrally attached to the sleeve 83 in a radial manner. Is cut obliquely toward the lower center and has a shape that is easy to pierce the ground G. A male screw shaft 86 is screwed into the female screw 83 of the sleeve 83 of the pile 77, and the male screw shaft 86 is fixed to the pile 77 by a mounting nut 96 screwed into the male screw shaft 86. Further, a support disk 88 that is curved in a spherical shape upward is passed through the male screw shaft 86, and the support disk 88 is restricted from moving downward by a mounting nut 95 that is screwed onto the male screw shaft 86. Yes.

The pedestal 79 is formed of an angle material at the body, and mounting surfaces 87a and 87b are integrally attached to upper and lower end surfaces thereof by welding or the like, and mounting holes 89 are provided at the tops of the center of the mounting surfaces 87a and 87b, respectively. Is formed. The upper mounting surface 87 a has at least an upper surface formed in a spherical shape, and the lower mounting surface 87 b has at least a lower surface formed in a spherical shape having the same curvature as the support disk 88.
A male screw shaft 86 is passed through the mounting hole 89 of the lower mounting surface 87b, and the lower surface of the lower mounting surface 87b and the upper surface of the support disk 88 are joined. The washer 93 is passed through the male screw shaft 86, and the leg column 79 is attached to the pile 77 by an adjustment nut 97 that is screwed onto the male screw shaft 86. The upper attachment surface 87 a is attached to the receiving metal frame 75 using the attachment bolt 91, the washer 93 and the attachment nut 97.

The inner diameter of the mounting hole 89 formed at the top of the mounting surfaces 87a and 87b is formed to be larger than the outer diameter of the shaft portion of the mounting bolt 91, the spherical shape of the mounting surfaces 87a and 87b, and the spherical surface of the support disk 88. Combined with the shape, the mounting angle and height of the pedestal column 79 can be changed, whereby the installation height (vertical position) and the horizontal position of the receiving metal frame 75 can be adjusted. ing.
The washer 93 is a member addressed to the concave portion on the lower surface side of the mounting surface 87a and the upper surface side of 87b, and is curved into a spherical shape having the same radius of curvature as the mounting surfaces 87a and 87b.

The adjustment nut 97 is a nut used to adjust the screwing amount of the mounting bolt 95 to the pile 77. The height of the receiving frame 75 is finely adjusted mainly by adjusting the horizontal position of the receiving frame 75. Used when
Locking holes 99 for locking hooks provided at both ends of the reinforcing brace 81 are formed near the upper end and the lower end of the trunk portion of the pillar 79.

  The reinforcing brace 81 is a member that crosses and connects adjacent leg columns 79 in an X shape, and functions as a brace for maintaining the standing state of the leg columns 79. In the middle of the reinforcing brace 81, there is provided an adjusting sleeve 101 in which a female screw is engraved inside, which can adjust the extension length of the reinforcing brace 81. A total of eight reinforcing braces 81 are provided for each of the four pedestal columns 79.

When the support structure 73 and the receiving frame 75 configured as described above are installed, the main body 5 is removed from the base 3 and then piled on the ground G on the bottom surface in the internal space 27 of the base 3. Four holes 103 for piercing 77 are formed around the corners of the bottom surface of the internal space 27.
And the pile 77 is stabbed into each hole part 103 from upper direction, the mortar 105 is filled into the hole part 103 from upper direction, and it hardens and solidifies.

Next, a leg column 79 is attached to each pile 77, and a reinforcing brace 81 and a receiving metal frame 75 are attached. The mounting angle of the pedestal 79 is changed by shifting the mounting position of the mounting surface 87 with respect to the pile 77 or the receiving frame 75, and further the height of the receiving frame 75 and the horizontal direction are adjusted by adjusting the fixing position of the adjusting nut 95. Adjust the position of. Thus, the seismic isolation device 25 can be attached to an appropriate position by adjusting the height and horizontal position of the receiving frame 75.
Then, in the same procedure as the tombstone 1 according to the first embodiment, the seismic isolation device 25 is installed, the main body 5 is assembled on the mounting plate 37, and the gap between the lawn base 13 and the top surface of the stone 11. 47 is filled with the seal member 49, the assembly and installation of the tombstone 71 according to the second embodiment is completed.

As mentioned above, although the best form for implementing this invention and its specific Example were explained in full detail, a concrete structure is not restricted to these forms and Examples, and does not deviate from the summary of this invention. Any design change within the scope is also included in the present invention.
For example, the configurations of the tombstones 1 and 71 excluding the seismic isolation device 25 are not limited to those of the above-described embodiments, and various configurations can be adopted. Further, the seismic isolation device 25 of the present invention is not limited to a tombstone, but can be applied to a monument or a sarcophagus.

The spring means 41 is not limited to the tension coil spring 57, and various configurations such as elastic synthetic resin and hydraulic damper can be adopted.
In the above-described embodiment, the sliding mechanism is configured by the sliding support composed of the sliding plate 65 and the sliding member 61. However, the present invention is not limited to this, and may be configured by a combination of the sliding plate and a steel ball or the like. .
Moreover, although the shock absorber 120 was provided in the uniform stone 11, this invention is not limited to this, The surrounding surface of the upper spring mounting plate 43 of the seismic isolation apparatus 25, the spacer 53, the holder 55, and the sliding material 61 is not limited to this. It is also possible to prepare for both the uniform stone 11 side and the seismic isolation device 25 side.
In the above embodiment, the two male screw shafts 62 are provided in total, one on the left and one on the left. However, the present invention is not limited to this, and the number of the left and right two shafts may be four or more. It is. Further, the number of tension coil springs 57 is not limited to twelve, and may be less than or more than twelve.

In the tombstone concerning Example 1 of this invention, it is a front view which fractures | ruptures and shows a seismic isolation apparatus and a base part. It is a perspective view which decomposes | disassembles and shows the seismic isolation apparatus which concerns on this invention. It is a top view which shows the seismic isolation apparatus which concerns on this invention. It is a longitudinal cross-sectional view which shows the seismic isolation apparatus which concerns on this invention. It is explanatory drawing which shows the assembly procedure of the tombstone which concerns on Example 1 of this invention, Comprising: It is a perspective view which shows the mode of formation of a base and mounting of a root stone. It is a perspective view which shows the mode of installation of a middle stone and a uniform stone, and attachment of a joining metal fitting and a receiving metal object same as the above. It is a perspective view which shows the mode of installation of a seismic isolation apparatus and the installation of a lawn stand same as the above. It is a perspective view which shows the mode of installation of a middle stand and the installation of a water basin same as the above. It is a perspective view which shows the mode of installation of a flower stand and an upper stand, and the installation of a meteorite. In the tombstone which concerns on Example 2 of this invention, it is a front view which fractures | ruptures and shows a seismic isolation apparatus and a base part. It is a perspective view which decomposes | disassembles and shows the receiving frame and support structure which are provided in the tombstone which concerns on Example 2 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Tombstone 3 Base part 5 Body part 7 Root stone 9 Nakaishi 11 Soseki 13 Shibadai 15 Nakadai 17 Water bowl 19 Flower stand 21 Udaidai 23 Meteorite
25 Seismic isolation device (for tombstone) 27 Internal space 29 Metal object 31 Lower mount 33 Upper frame 35 Bolt 37 Mounting plate 39 Slide mechanism 41 Spring means 43 Upper spring mounting plate 45 Lower spring mounting plate 47 Gap 49 Seal member 51 Screw Hole 53 Spacer 55 Holder 57 Tension coil spring 59 Spring locking bolt 61 Sliding material 63 Screw hole 62 Male screw shaft 64 Nut 70 Space 65 Sliding plate 67 Joint metal 71 Gravestone 72 Base 73 Support structure 75 Receiving frame 77 Pile 79 Leg column 86 Male threaded shaft 88 Support disk 81 Reinforcement brace 83 Sleeve 85 Wing pieces 87a, 87b Mounting surface 88 Support disk
89 mounting hole 91 mounting bolt 93 washer 95 adjusting nut 97 mounting nut 99 locking hole 101 adjusting sleeve 103 hole 105 mortar 120 cushioning material G ground

Claims (11)

  In a tombstone seismic isolation device installed in a tombstone consisting of a base and a main body of a tombstone installed on the base, a slide mechanism for sliding the main body in the horizontal direction; A tombstone seismic isolation device comprising spring means for absorbing vibrations by elastic deformation and generating a biasing force that returns the relative position of the main body to the base to the original position.   The seismic isolation device for a tombstone according to claim 1, wherein the slide mechanism includes a sliding plate provided on the base portion side, and a sliding material provided in sliding contact with the upper surface of the sliding plate and provided on the main body portion side. A tombstone seismic isolation device.   The tombstone seismic isolation device according to claim 1 or 2, wherein the spring means has a plurality of tension coil springs having one end connected to the base portion side and the other end connected to the main body portion side in a cross shape in plan view. A seismic isolation device for tombstones characterized by being constructed by stretching.   The tombstone seismic isolation device according to any one of claims 1 to 3, wherein the mounting plate is attached to the main body side, the upper spring mounting plate is attached to the lower surface of the mounting plate, and is attached to the base side. And a lower spring mounting plate, wherein the slide mechanism and the spring means are disposed between the upper spring mounting plate and the lower spring mounting plate.   In the tombstone configured by installing the main body on the base, the tombstone seismic isolation device according to any one of claims 1 to 4 is provided between the base and the main body. A tombstone equipped with a seismic isolation device.   6. A tombstone provided with the seismic isolation device according to claim 5, wherein a receiving metal for supporting the seismic isolation device is attached to the base portion.   In the tombstone provided with the seismic isolation device according to claim 5, a receiving frame for supporting the lower frame and a support structure for supporting the receiving frame are provided in the internal space of the base unit. A tombstone equipped with a seismic isolation device.   In the tombstone provided with the seismic isolation device according to claim 7, the support structure includes a plurality of piles embedded in the bottom surface of the internal space of the base portion, a plurality of pedestals raised above the pile, A tombstone equipped with a seismic isolation device comprising a plurality of reinforcing braces connecting between adjacent pedestals.   A tombstone equipped with the seismic isolation device according to claim 8, further comprising a receiving frame adjusting means for adjusting the installation height and the horizontal position of the receiving frame by changing the mounting angle of the pedestal. A tombstone equipped with a seismic isolation device.   A tombstone provided with the seismic isolation device according to any one of claims 5 to 9, wherein a seal member for sealing a space in which the slide mechanism and the spring means of the seismic isolation device are accommodated is provided. Tombstone with seismic isolation device.   In the tombstone equipped with the seismic isolation device according to any one of claims 5 to 10, provided with a cushioning material for preventing the seismic isolation device and the base portion from contacting when the main body portion slides. A tombstone equipped with a seismic isolation device.

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