Multi-dimensional multi-point seismic isolation support positioning device

Abstract

The utility model relates to the technical field of mounting and positioning of shock insulation supports, in particular to a multi-dimensional multi-point shock insulation support positioning device. Comprising a first transverse plate, a second transverse plate is slidably mounted at the bottom of the first transverse plate, a first rectangular through groove is formed in the first transverse plate in a penetrating mode, a first sliding block fixed to the top of the second transverse plate is slidably arranged in the first rectangular through groove in a penetrating mode, a first lead screw is arranged on the first sliding block in a threaded penetrating mode, and a cavity is formed in the first transverse plate; one end of the first lead screw extends into the cavity and is provided with a first bevel gear, and a rotating rod is rotationally installed at the bottom of the first transverse plate. By means of the simple positioning structure, the device can adapt to different shock insulation support installation pile foundations, the problems of on-site manufacturing and installation are solved, repeated utilization is facilitated, the application range is wide, the problem of frequent calibration is solved, time and labor are saved during operation, and the pouring and embedding efficiency of the shock insulation support embedded connecting piece can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of installation and positioning of seismic isolation bearings, in particular to a multi-dimensional and multi-point seismic isolation bearing positioning device. Background Technique

[0002] A seismic isolation bearing refers to a supporting device provided for a structure to meet the seismic isolation requirements. An isolation layer is added between the superstructure and the foundation, and a rubber seismic isolation bearing is installed to achieve a soft connection with the ground to offset the vibration potential energy and ensure the safety of the upper facilities. With the continuous improvement of infrastructure, a large number of seismic isolation bearings are installed and used, mainly for seismic isolation of buildings and bridges. The current seismic isolation bearings can be mainly divided into vertical seismic isolation bearings and multi-dimensional and multi-point seismic isolation bearings, and generally have embedded connectors to facilitate the installation of the seismic isolation bearings. Among them, the multi-dimensional and multi-point seismic isolation bearings can offset the multi-directional vibration potential energy. The installation of the seismic isolation bearings generally requires the casting and embedding of embedded connectors on the building foundation or bridge pier. Therefore, a positioning device is needed to position the embedding position of the embedded connectors. The prior art discloses a positioning device for a rubber seismic isolation bearing with the authorization announcement number of CN106593058B, including: an installation structure for installing the rubber seismic isolation bearing, the installation structure is anchored in the pier seat and an installation end is formed on the top surface of the pier seat; and a positioning skeleton fixedly connected to the installation structure for fixing the installation structure in the pier seat. The present invention also discloses a manufacturing method and an installation method of the positioning device for the rubber seismic isolation bearing. The positioning bearing of the present invention has high positioning accuracy for the rubber seismic isolation bearing and can be recycled and reused, and the installation method of the rubber seismic isolation bearing is coherent and has high installation accuracy, ensuring the subsequent construction.

[0003] However, it is found in the use of the existing multi-dimensional and multi-point seismic isolation bearing positioning devices that they generally need to be fabricated and installed on site, have a narrow application range, are not convenient for repeated use, require frequent calibration operations, are time-consuming and laborious, and are not conducive to improving the casting and embedding efficiency of the embedded connectors of the seismic isolation bearings. Content of the Utility Model

[0004] Aiming at the above problems, the purpose of the present utility model is to provide a multi-dimensional and multi-point seismic isolation bearing positioning device, which can adapt to different seismic isolation bearing installation pile foundations, avoids the problems of on-site fabrication and installation, is convenient for repeated utilization, has a wide application range, avoids the problem of frequent calibration, is time-saving and laborious in operation, and is conducive to improving the casting and embedding efficiency of the embedded connectors of the seismic isolation bearings, and solves the problems raised in the above background technique.

[0005] To achieve the above object, the technical solution adopted by the utility model is as follows: A multi-dimensional multi-point seismic isolation bearing positioning device, including a first cross plate, a second cross plate is slidably installed at the bottom of the first cross plate, a first rectangular through groove is penetrated through the first cross plate, a first slider fixed to the top of the second cross plate is slidably penetrated through the first rectangular through groove, a first lead screw is threadedly penetrated through the first slider, a chamber is provided on the first cross plate, one end of the first lead screw extends into the chamber and is provided with a first bevel gear, a rotating rod is rotatably installed at the bottom of the first cross plate, the top end of the rotating rod extends into the chamber and is provided with a second bevel gear meshing with the first bevel gear, a sliding plate is slidably installed at the bottom of the second cross plate, a limiting bracket is rotatably installed at the bottom of the sliding plate, a seismic isolation bearing connecting member is provided in the limiting bracket, a plurality of electric cylinders are fixedly installed on both sides of the limiting bracket, the output rod of the electric cylinder extends into the limiting bracket and is provided with a pressing plate, the pressing plate contacts the seismic isolation bearing connecting member, a chute is provided at the bottom of the second cross plate, a second slider fixed to the top of the sliding plate is slidably installed in the chute, a second lead screw is threadedly penetrated through the second slider, a circular groove is provided at the bottom of the sliding plate, a rotating shaft fixed to the top of the limiting bracket is rotatably installed in the circular groove, an annular gear is fixedly sleeved on the rotating shaft, a groove is provided on the side wall of the circular groove, an arc-shaped tooth block meshing with the annular gear is slidably installed in the groove, and a third lead screw is threadedly installed on the arc-shaped tooth block.

[0006] In order to adapt to pile foundations of different sizes:

[0007] As a further improvement of the above technical solution: The first cross plate further includes two vertical plates, the vertical plates are slidably installed at the bottom of the first cross plate, a plurality of arc-shaped clamping plates are fixedly installed on one side of each of the two vertical plates close to each other, two second rectangular through grooves are penetrated through the first cross plate, a third slider is slidably penetrated through the second rectangular through groove, the third slider is fixed to the top of the corresponding vertical plate, an ear plate is fixedly installed on the top of the third slider, a bidirectional lead screw is provided above the first cross plate, and the bidirectional lead screw is threadedly penetrated through the two ear plates.

[0008] The beneficial effect of this improvement is that by setting it like this, it is convenient to quickly install the device on the pile foundation for installing the seismic isolation bearing, and it can adapt to pile foundations of different sizes, which brings great convenience to the positioning casting and embedding work of the seismic isolation bearing connecting member.

[0009] In order to prevent the first slider from detaching from the first rectangular through groove:

[0010] As a further improvement of the above technical solution: a limit plate is fixedly installed on the top of the first sliding block, and the limit plate is slidably connected to the top of the first horizontal plate. A first through hole and a first rotation groove are respectively provided on the inner walls on both sides of the first rectangular through groove, one end of the first screw rod is rotatably installed in the first rotation groove, the first through hole is connected to the chamber, and the first screw rod rotates through the first through hole.

[0011] The beneficial effect of this improvement is that by providing the limiting plate, the first sliding block is easily limited to prevent the first sliding block from escaping from the first rectangular through groove.

[0012] In order to facilitate the support and limit of the rotating rod:

[0013] As a further improvement of the above technical solution: a second through hole is penetrated on the bottom inner wall of the chamber, the rotating rod rotates and penetrates the second through hole, a second rotating groove and a third through hole are respectively opened on the inner walls on both sides of the slide groove, the second screw rod rotates and penetrates the third through hole, and one end of the second screw rod is rotatably installed in the second rotating groove.

[0014] The beneficial effect of this improvement is that by providing the second through hole, it is convenient to support and limit the rotating rod.

[0015] In order to facilitate the limiting of the arc-shaped gear block:

[0016] As a further improvement of the above technical solution: a limiting groove is provided on the inner wall at the bottom of the groove, a limiting block is slidably installed in the limiting groove, and the limiting block is fixed at the bottom of the arc-shaped tooth block.

[0017] The beneficial effect of this improvement is that by setting the limiting groove and the limiting block, it is convenient to limit the arc-shaped tooth block.

[0018] In order to facilitate the third screw to drive the arc-shaped gear block to move:

[0019] As a further improvement of the above technical solution: a threaded groove is opened on the side of the arc-shaped tooth block away from the ring gear, a fourth through hole is penetrated on the inner wall of one side of the groove, the third screw rod rotates and passes through the fourth through hole, and the third screw rod is threadedly installed in the threaded groove.

[0020] The beneficial effect of this improvement is that by providing the thread groove, it is convenient for the third screw rod to drive the arc-shaped tooth block to move.

[0021] In order to facilitate the support and limit of the bidirectional screw:

[0022] As a further improvement of the above technical solution: a plurality of clamping plates are fixedly installed on the top of the first horizontal plate, and the bidirectional screw rod rotates and passes through the plurality of clamping plates.

[0023] The beneficial effects of this improvement are as follows: By providing a clamping plate, it is convenient to support and limit the bidirectional lead screw.

[0024] To prevent the third slider from disengaging from the second rectangular through groove:

[0025] As a further improvement to the above technical solution: A limiting rod is fixedly installed in the second rectangular through groove, and the limiting rod slidably penetrates through the third slider.

[0026] The beneficial effects of this improvement are as follows: By providing a limiting rod, it is convenient to limit the third slider and prevent the third slider from disengaging from the second rectangular through groove.

[0027] The beneficial effects of the present utility model are as follows: Through a simple positioning structure, it can adapt to different isolation bearing installation pile foundations, avoiding on-site fabrication and installation problems, facilitating repeated use, having a wide range of applications, avoiding frequent calibration problems, being time-saving and labor-saving in operation, and being beneficial to improving the pouring and embedding efficiency of the embedded connection components of the isolation bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 is the front sectional view structural schematic diagram of the present utility model;

[0029] Figure 2 is the present utility model Figure 1 the enlarged structural schematic diagram of part A therein;

[0030] Figure 3 is the present utility model Figure 1 the enlarged structural schematic diagram of part B therein;

[0031] Figure 4 is the present utility model Figure 2 the enlarged structural schematic diagram of part C therein;

[0032] Figure 5 is the top sectional view structural schematic diagram of the second cross plate in the present utility model;

[0033] Figure 6 is the three-dimensional combined assembly structural schematic diagram of the sliding plate and the limiting bracket in the present utility model;

[0034] Figure 7 is the three-dimensional sectional assembly structural schematic diagram of the vertical plate and the arc-shaped clamping plate in the present utility model.

[0035] In the figure: 1. First horizontal plate; 2. Second horizontal plate; 3. First rectangular through groove; 4. First slider; 5. First lead screw; 6. Chamber; 7. First bevel gear; 8. Rotating rod; 9. Second bevel gear; 10. Slide plate; 11. Limit bracket; 12. Isolation bearing connector; 13. Electric cylinder; 14. Pressing plate; 15. Chute; 16. Second slider; 17. Second lead screw; 18. Circular groove; 19. Rotating shaft; 20. Annular gear; 21. Groove; 22. Arc-shaped tooth block; 23. Third lead screw; 24. Vertical plate; 25. Arc-shaped clamping plate; 26. Second rectangular through groove; 27. Third slider; 28. Ear plate; 29. Bidirectional lead screw. Detailed implementation mode

[0036] In order to enable those skilled in the art to better understand the technical solution of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings. The description in this part is only exemplary and explanatory, and should not have any restrictive effect on the protection scope of the present utility model.

[0037] As Figure 1-7As shown in the figure, a positioning device for a multi-dimensional and multi-point seismic isolation bearing includes a first horizontal plate 1. A second horizontal plate 2 is slidably mounted at the bottom of the first horizontal plate 1. A first rectangular through groove 3 penetrates through the first horizontal plate 1. A first slider 4 fixed to the top of the second horizontal plate 2 slidably penetrates through the first rectangular through groove 3. A first lead screw 5 threadedly penetrates through the first slider 4. A chamber 6 is formed in the first horizontal plate 1. One end of the first lead screw 5 extends into the chamber 6 and is provided with a first bevel gear 7. A rotating rod 8 is rotatably mounted at the bottom of the first horizontal plate 1. The top end of the rotating rod 8 extends into the chamber 6 and is provided with a second bevel gear 9 meshing with the first bevel gear 7. A sliding plate 10 is slidably mounted at the bottom of the second horizontal plate 2. A limiting bracket 11 is rotatably mounted at the bottom of the sliding plate 10. A seismic isolation bearing connecting member 12 is provided in the limiting bracket 11. A plurality of electric cylinders 13 are fixedly mounted on both sides of the limiting bracket 11. The output rod of the electric cylinder 13 extends into the limiting bracket 11 and is provided with a pressing plate 14. The pressing plate 14 contacts the seismic isolation bearing connecting member 12. A chute 15 is formed at the bottom of the second horizontal plate 2. A second slider 16 fixed to the top of the sliding plate 10 is slidably mounted in the chute 15. A second lead screw 17 threadedly penetrates through the second slider 16. A circular groove 18 is formed at the bottom of the sliding plate 10. A rotating shaft 19 fixed to the top of the limiting bracket 11 is rotatably mounted in the circular groove 18. An annular gear 20 is fixedly sleeved on the rotating shaft 19. A groove 21 is formed on the side wall of the circular groove 18. An arc-shaped tooth block 22 meshing with the annular gear 20 is slidably mounted in the groove 21. A third lead screw 23 is threadedly mounted on the arc-shaped tooth block 22. Through a simple positioning structure, it can thus adapt to different seismic isolation bearing installation pile foundations, avoiding on-site fabrication and installation problems, facilitating reuse, having a wide application range, avoiding frequent calibration problems, being time-saving and labor-saving in operation, and being beneficial to improving the casting and embedding efficiency of the seismic isolation bearing embedded connecting member. The first horizontal plate 1 further includes two vertical plates 24. The vertical plates 24 are slidably mounted at the bottom of the first horizontal plate 1. A plurality of arc-shaped clamping plates 25 are fixedly mounted on one side of each of the two vertical plates 24 close to each other. Two second rectangular through grooves 26 penetrate through the first horizontal plate 1. A third slider 27 slidably penetrates through the second rectangular through groove 26. The third slider 27 is fixed to the top of the corresponding vertical plate 24. An ear plate 28 is fixedly mounted on the top of the third slider 27. A bidirectional lead screw 29 is provided above the first horizontal plate 1. The bidirectional lead screw 29 threadedly penetrates through the two ear plates 28. By setting it like this, it is thus convenient to quickly install the device on the seismic isolation bearing installation pile foundation, can adapt to pile foundations of different sizes, and brings great convenience to the positioning casting and embedding work of the seismic isolation bearing connecting member. A limiting plate is fixedly mounted on the top of the first slider 4. The limiting plate is slidably connected to the top of the first horizontal plate 1. First through holes and first rotating grooves are respectively formed on the inner walls of both sides of the first rectangular through groove 3. One end of the first lead screw 5 is rotatably mounted in the first rotating groove.The first through hole is communicated with the chamber 6, and the first lead screw 5 rotates through the first through hole. By providing a limit plate, it is convenient to limit the first slider 4 to prevent the first slider 4 from disengaging from the first rectangular through slot 3. The bottom inner wall of the chamber 6 is penetrated by a second through hole, and the rotating rod 8 rotates through the second through hole. Second rotating grooves and third through holes are respectively formed on both inner walls of the sliding groove 15, and the second lead screw 17 rotates through the third through hole. One end of the second lead screw 17 is rotatably installed in the second rotating groove. By providing the second through hole, it is convenient to support and limit the rotating rod 8. A limit groove is formed on the bottom inner wall of the groove 21, and a limit block is slidably installed in the limit groove. The limit block is fixed to the bottom of the arc-shaped tooth block 22. By providing the limit groove and the limit block, it is convenient to limit the arc-shaped tooth block 22. A threaded groove is formed on the side of the arc-shaped tooth block 22 away from the annular gear 20. A fourth through hole penetrates through one side inner wall of the groove 21, and the third lead screw 23 rotates through the fourth through hole. The third lead screw 23 is threadedly installed in the threaded groove. By providing the threaded groove, it is convenient for the third lead screw 23 to drive the arc-shaped tooth block 22 to move. A plurality of clamping plates are fixedly installed on the top of the first cross plate 1, and the bidirectional lead screw 29 rotates through the plurality of clamping plates. By providing the clamping plates, it is convenient to support and limit the bidirectional lead screw 29. A limit rod is fixedly installed in the second rectangular through slot 26, and the limit rod slidably penetrates through the third slider 27. By providing the limit rod, it is convenient to limit the third slider 27 to prevent the third slider 27 from disengaging from the second rectangular through slot 26.,

[0038] The working principle of the utility model is as follows: When in use, first place the device on the pile foundation where the seismic isolation bearing is installed. Then rotate the bidirectional lead screw 29, so that the two ear plates 28 are driven to approach each other. The two ear plates 28 drive the two third sliders 27 to slide and approach each other in the corresponding second rectangular through slots 26 respectively, so that the two vertical plates 24 are driven to slide and approach each other at the bottom of the first cross plate 1, and the arc-shaped clamping plates 25 are driven to move horizontally until the multiple arc-shaped clamping plates 25 clamp the pile foundation. By such a setting, it is convenient to quickly install the device on the pile foundation where the seismic isolation bearing is installed, and it can adapt to pile foundations of different sizes, which brings great convenience to the positioning casting and embedding work of the seismic isolation bearing connecting piece. Then place the seismic isolation bearing connecting piece 12 in the limiting bracket 11, turn on the multiple electric cylinders 13, and the output rods of the electric cylinders 13 extend, so that the pressing plate 14 contacts the seismic isolation bearing connecting piece 12, and the seismic isolation bearing connecting piece 12 is clamped and limited. Then rotate the rotating rod 8, the rotating rod 8 drives the second bevel gear 9 to rotate, the second bevel gear 9 drives the first bevel gear 7 to rotate, the first bevel gear 7 drives the first lead screw 5 to rotate, and the first lead screw 5 drives the first slider 4 to slide and move horizontally in the first rectangular through slot 3, so that the second cross plate 2, the sliding plate 10 and the limiting bracket 11 are driven to move horizontally until the position of the seismic isolation bearing connecting piece 12 is appropriate. Then rotate the second lead screw 17, the second lead screw 17 drives the second slider 16 to slide and move horizontally in the chute 15, so that the sliding plate 10 and the limiting bracket 11 are driven to move horizontally until the position of the seismic isolation bearing connecting piece 12 is appropriate. Then rotate the third lead screw 23, so that the arc-shaped tooth block 22 is driven to disengage from the annular gear 20, and the fixation of the rotating shaft 19 is released. Then rotate the limiting bracket 11, so that the limiting bracket 11 rotates at the bottom of the sliding plate 10, and the limiting bracket 11 drives the rotating shaft 19 and the annular gear 20 to rotate in the circular groove 18 until the orientation of the seismic isolation bearing connecting piece 12 rotates to an appropriate position. Then rotate the third lead screw 23 in the reverse direction, so that the arc-shaped tooth block 22 meshes with the annular gear 20 again, and the limiting bracket 11 is fixed. The positioning of the seismic isolation bearing connecting piece 12 is completed, and then the casting and embedding can be carried out, so that the seismic isolation bearing connecting piece 12 is buried at the precise position on the pile foundation. By such a setting, it can adapt to different pile foundations for installing seismic isolation bearings, avoid the problems of on-site production and installation, is convenient for repeated use, has a wide range of applications, avoids the problem of frequent calibration, is time-saving and labor-saving in operation, and is beneficial to improving the casting and embedding efficiency of the pre-embedded connecting piece of the seismic isolation bearing.

[0039] It should be noted that in this article, the terms "including", "comprising" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0040] In this article, specific examples are used to elaborate on the principle and implementation mode of the present utility model. The description of the above examples is only used to help understand the method and its core idea of the present utility model. The above is only the preferred implementation mode of the present utility model. It should be noted that due to the limited nature of written expression, objectively there are infinite specific structures. For those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements, refinements or changes can be made, or the above technical features can be combined in an appropriate manner; these improvements, refinements, changes or combinations, or directly applying the concept and technical solution of the utility model to other occasions without improvement, shall all be regarded as the protection scope of the present utility model.

Claims

1. A multi-dimensional multi-point seismic isolation support positioning device, comprising a first transverse plate (1), characterized in that: A second transverse plate (2) is slidably mounted on the bottom of the first transverse plate (1); a first rectangular through groove (3) is penetrated on the first transverse plate (1); a first slider (4) fixed to the top of the second transverse plate (2) is slidably penetrated in the first rectangular through groove (3); a first screw rod (5) is threadedly penetrated on the first slider (4); a chamber (6) is opened on the first transverse plate (1); one end of the first screw rod (5) extends into the chamber (6) and is provided with a first bevel gear (7); a rotating rod (8) is rotatably mounted on the bottom of the first transverse plate (1); the top end of the rotating rod (8) extends into the chamber (6) and is provided with a second bevel gear (9) meshing with the first bevel gear (7); a slide plate (10) is slidably mounted on the bottom of the second transverse plate (2); a limiting bracket (11) is rotatably mounted on the bottom of the slide plate (10); a seismic isolation support connecting member (12) is provided in the limiting bracket (11); both sides of the limiting bracket (11) A plurality of electric cylinders (13) are fixedly installed, the output rods of the electric cylinders (13) extend into the limit bracket (11) and are provided with a pressure plate (14), the pressure plate (14) is in contact with the seismic isolation support connecting member (12), a slide groove (15) is provided at the bottom of the second cross plate (2), a second slider (16) fixed on the top of the slide plate (10) is slidably installed in the slide groove (15), a second screw rod (17) is threadedly penetrated on the second slider (16), and the slide A circular groove (18) is provided at the bottom of the plate (10), a rotating shaft (19) fixed to the top of the limiting bracket (11) is rotatably installed in the circular groove (18), a ring gear (20) is fixedly sleeved on the rotating shaft (19), a groove (21) is provided on the side wall of the circular groove (18), an arc-shaped tooth block (22) meshing with the ring gear (20) is slidably installed in the groove (21), and a third screw rod (23) is threadedly installed on the arc-shaped tooth block (22).

2. The multi-dimensional and multi-point seismic isolation bearing positioning device according to claim 1 is characterized in that: The first transverse plate (1) further comprises two vertical plates (24), the vertical plates (24) being slidably mounted on the bottom of the first transverse plate (1), and a plurality of arc-shaped clamping plates (25) being fixedly mounted on the sides of the two vertical plates (24) close to each other, the first transverse plate (1) being penetrated by two second rectangular through grooves (26), a third sliding block (27) slidingly penetrates in the second rectangular through grooves (26), the third sliding block (27) being fixed on the top of the corresponding vertical plates (24), an ear plate (28) being fixedly mounted on the top of the third sliding block (27), a bidirectional screw rod (29) being provided above the first transverse plate (1), the bidirectional screw rod (29) being threadedly penetrated by the two ear plates (28).

3. The multi-dimensional and multi-point seismic isolation bearing positioning device according to claim 1 is characterized in that: A limit plate is fixedly installed on the top of the first sliding block (4), and the limit plate is slidably connected to the top of the first horizontal plate (1). A first through hole and a first rotation groove are respectively provided on the inner walls on both sides of the first rectangular through groove (3). One end of the first screw rod (5) is rotatably installed in the first rotation groove. The first through hole is connected to the chamber (6), and the first screw rod (5) rotates through the first through hole.

4. The multi-dimensional and multi-point seismic isolation support positioning device according to claim 1 is characterized in that: A second through hole is penetrated on the bottom inner wall of the chamber (6), and the rotating rod (8) rotates and penetrates the second through hole. A second rotation groove and a third through hole are respectively opened on the inner walls on both sides of the slide groove (15), and the second screw rod (17) rotates and penetrates the third through hole. One end of the second screw rod (17) is rotatably installed in the second rotation groove.

5. The multi-dimensional and multi-point seismic isolation support positioning device according to claim 1, characterized in that: A limiting groove is provided on the inner wall of the bottom of the groove (21), a limiting block is slidably installed in the limiting groove, and the limiting block is fixed at the bottom of the arc-shaped tooth block (22).

6. The multi-dimensional and multi-point seismic isolation support positioning device according to claim 1, characterized in that: A threaded groove is formed on a side of the arc-shaped tooth block (22) away from the ring gear (20); a fourth through hole is penetrated on an inner wall of one side of the groove (21); the third screw rod (23) rotates and penetrates the fourth through hole; the third screw rod (23) is threadedly installed in the threaded groove.

7. The multi-dimensional and multi-point seismic isolation support positioning device according to claim 2 is characterized in that: A plurality of clamping plates are fixedly mounted on the top of the first transverse plate (1), and the bidirectional screw rod (29) rotates and penetrates the plurality of clamping plates.

8. The multi-dimensional and multi-point seismic isolation support positioning device according to claim 2 is characterized in that: A limiting rod is fixedly installed in the second rectangular through groove (26), and the limiting rod slides through the third sliding block (27).

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