TWI506210B - The sliding joint seismic isolation bearing, the vibration isolation method of its application, the vibration isolation structure of its application, the mass dampers of its application - Google Patents

Description

Sliding joint type isolation support, seismic isolation method thereof, seismic isolation structure applied thereto and mass damper thereof

The invention relates to a sliding joint type vibration isolation support; in particular to a device for supporting or preventing vibration or vibration of a general building structure, and a support or shock absorber for mechanical engineering components, which is capable of withstanding vertical load, isolation vibration and automatic resetting. efficacy.

As shown in Fig. 1, the conventional friction single pendulum isolation support (01) uses the sliding behavior of the convex spherical surface on the concave spherical surface to achieve the effect of isolation vibration and automatic reset, so that the convex spherical surface slides on the concave spherical surface. It can be attached to the sliding surface and utilizes the horizontal component generated by gravity to achieve the function of automatic reset. Therefore, the convex spherical surface and the base need to be connected by a universal head to provide the rotation angle requirement of the convex spherical surface during the operation.

Figure 2 shows another conventional friction single pendulum isolation support (02), which uses the sliding action of a convex spherical surface on the upper and lower concave spherical surfaces to achieve isolation vibration and automatic reset. Features.

The sliding joint type vibration isolation support comprises a base provided with a sliding surface of a spherical surface or a cylindrical surface, a sliding seat, and a sliding joint seat. The sliding joint seat is disposed between the base and the sliding seat, and one end of the sliding joint seat a sliding surface with a convex spherical surface or a convex cylindrical surface, and a sliding surface of a concave spherical surface or a concave cylindrical surface at the other end, the radius of the concave sliding surface is smaller than the radius of the convex sliding surface, and the concave sliding surface is different from the convex sliding surface The sliding seat can slide on the sliding joint seat, the sliding joint seat can slide on the base, and the relative movement between the base and the sliding seat can be repeated, and the sliding joint seat provides the base and the sliding seat in a sliding manner. The rotation angle requirement between the two, and the sliding joint type vibration isolation support can produce the vibration isolation effect of the multi-layer sliding surface, and the function of automatically resetting after the vibration is completed.

The sliding joint type vibration isolation support (10) as shown in Figs. 3 and 4 is composed of a base (11), a sliding seat (12), and a sliding joint seat (13), and the base (11) is provided. a sliding surface of the concave spherical surface (21), the sliding seat (12) is provided with a sliding surface of the convex spherical surface (20), and one end of the sliding joint seat (13) is provided with a sliding surface of the convex spherical surface (20), and the other end is provided The sliding surface of the concave spherical surface (21), the radius (R1) of the concave spherical surface (21) is smaller than the radius (R2) of the convex spherical surface (20), and the concave spherical surface (21) is different from the convex spherical surface (20) The center of the sliding joint (13) is disposed between the base (11) and the sliding seat (12), and the convex spherical surface of the sliding seat (12) can slide on the concave spherical surface of the sliding joint (13), and the sliding joint The convex spherical surface of the seat (13) is slidable on the concave spherical surface of the base (11).

As shown in Fig. 5, the base (11) and the sliding seat (12) can be repeatedly moved relative to each other, and the sliding joint seat (13) can double-slide when the sliding joint type isolation bearing (10) is actuated. The vibration isolation effect of the surface, and the requirement of the rotation angle between the base (11) and the sliding seat (12), the relative movement between the sliding seat (12) and the base (11) can be kept parallel, and The relative rotation is not generated; and after the end of the horizontal vibration external force, the sliding joint type vibration isolation support is automatically restored to the original position by gravity.

In the sliding joint type vibration isolation support (10) shown in Fig. 6 and Fig. 7, a sliding pad (30) is provided on the convex sliding surface, and the sliding pad (30) is embedded or bonded or bolted or rivet fixed. In combination, the sliding pad (30) may be a Teflon (PTFE) plate or an oil-free wear plate or a self-lubricating wear plate. The concave sliding surface is provided with a sliding plate (31), which can be embedded or bonded or bolted or rivet fixed, and the sliding plate (31) can be a mirror steel plate or a plate structure with low friction coefficient. By the sliding contact between the sliding pad (30) and the sliding plate (31), the frictional resistance can be reduced, and the sliding surface can be prevented from being damaged by the sliding friction.

The sliding joint type vibration isolation support (10) shown in Fig. 8 is a preferred type with a connection of the anti-upward mechanism (40), and the anti-upward mechanism (40) is intertwined with the cassette (402) and the track (401). In combination, the cassette (402) can be repeatedly actuated on the track (401) so that the sliding joint type isolation support (10) can withstand the pulling force without causing the vertical direction to detach.

The sliding joint type vibration-isolating support (10) shown in Fig. 9 is another preferred type in which the anti-upward mechanism (40) is coupled, and the anti-lifting mechanism (40) is a vertical joint of the shaft (403). Combined, the cassette (402) can be repeatedly actuated on the track (401).

The sliding joint type vibration-isolating support (10) shown in Fig. 10 is a preferred type in which the joint (33) is connected to the sliding seat (12), and the joint (33) is of the disc type (331). The sliding joint type isolation support can be provided with a large rotation angle function.

The sliding joint type vibration-isolating support (10) shown in Fig. 11 is another preferred type in which the joint (33) is connected to the sliding seat (12), and the joint (33) is a ball-and-socket support (332). Type, the joint (33) can be the contact mode of the spherical structure, or the contact mode of the cylindrical structure.

The sliding joint type vibration isolating support (10) shown in Fig. 12 is a preferred type in which the sliding seat (12) is provided with a resilient material pad (32), and the elastic material pad (32) can be rubber or high damping rubber or plastic. A material or a polymer material or a high damping material or a liquid pad or a gas pad or a spring. If the elastic material pad (32) is rubber, the elastic material pad may be provided with a multi-layer sandwich plate (321) and an elastic material to be horizontal. The upper and lower overlapping layers are wrapped in the elastic material pad (31) to reduce the lateral expansion deformation caused by the vertical force.

The sliding joint type vibration-isolating support (10) shown in Figs. 13 and 14 is a preferred type in which the sliding seat (12) is disposed between the two sets of bases (11) arranged at the upper and lower positions, and two sets of sliding joints are provided. The seats (13) are respectively disposed between the upper and lower bases (11) and the sliding seats (12).

The sliding joint type vibration isolation support (10) shown in Fig. 15 is a preferred type in which the anti-upward mechanism (40) is coupled, and the connector (34) is provided in the horizontal direction between the plurality of slide seats (12). The link ensures that the complex array slides (12) at different locations produce consistent behavior.

The sliding joint type vibration-isolating support (10) shown in Fig. 16 is another preferred type in which two sets of sliding seats (12) are provided with elastic material pads (32).

In the sliding joint type vibration isolating support (10) shown in Figs. 17 and 18, two sets of bases (11) are arranged above and below, and the upper base (11) and the lower base (11) are arranged. The arrangement direction is vertically staggered, the sliding seat (12) is disposed between the two sets of bases (11) arranged at the upper and lower positions, and the base (11) is provided with a sliding surface of the concave cylindrical surface (23), and the sliding seat (12) The sliding surface of the convex cylindrical surface (22) is provided. The sliding joint seat (13) is provided with a sliding surface of the convex cylindrical surface (22) at one end, and a sliding surface of the concave cylindrical surface (23) at the other end, and a concave cylindrical surface ( 23) The radius (R1) is smaller than the radius (R2) of the convex cylindrical surface (22), and the concave cylindrical surface and the convex cylindrical surface are different centers, and the sliding joint seat (13) is disposed on the base (11) and the sliding seat (12) Between the two, the convex cylindrical surface of the sliding seat (12) can slide on the convex cylindrical surface of the sliding joint seat (13), and the convex cylindrical surface of the sliding joint seat (13) can be on the concave cylindrical surface of the base (11) Sliding, the base (11) and the sliding seat (12) can be reversely moved relative to each other, and the upper base (11) can reverse the relative movement of the lower base (11) in either direction.

An anti-upward mechanism (40) is coupled between the base (11) and the sliding joint (13), and an anti-upward mechanism (40) is also coupled between the sliding joint (13) and the sliding seat (12). When the sliding joint type vibration isolation support (10) is actuated, all components do not have a vertical separation.

The sliding surface of each component is provided with a guiding mechanism (41) as a lateral limiting device for the actuating direction, so that no lateral lateral movement occurs when the assembly is actuated, and the guiding mechanism (41) is provided with a concave rail (412) or a convex surface on the sliding surface. The rail (411), another sliding surface in contact therewith, is additionally provided with a convex rail matching the shape and number of the concave rail, or a concave rail matching the shape and the number of the convex rail, and the convex rail (411) and the concave rail (412) are mutually The vertical embedding method is used as the orientation of the actuation direction.

In addition, the guiding mechanism may also be provided with a convex rail or a plate-like structure on both sides of the sliding surface, so that the cross section forms a groove structure, and the sliding surface contacting with the sliding surface is embedded in the groove as the guiding direction of the working direction.

The sliding joint type vibration-isolating support (10) shown in Fig. 19 is a preferred type in which the sliding seat is provided with a horizontal rotating mechanism (42), and the sliding joint type vibration-isolating support (10) has a function of horizontal rotation.

As shown in Fig. 20, a preferred type of elastic material pad (32) and sliding pad (30) is provided in the horizontal rotating mechanism (42) of the sliding seat (12), and the elastic material pad (32) provides a vertical buffer. The function of the sliding pad (30) reduces the frictional resistance of horizontal rotation. The horizontal rotation mechanism (42) can be connected by using a shaft (403) which can also serve as a coupling component of the anti-upward mechanism (40).

In order to make the horizontal rotating mechanism (42) of the sliding seat (12) rotate more smoothly and without resistance, the horizontal rotating mechanism (42) may be provided with a thrust bearing (421), and the thrust bearing (421) may be a horizontal rotating mechanism. (42) It can withstand vertical load and provide horizontal rotation with low resistance.

Fig. 21 and Fig. 22 show another preferred embodiment in which the sliding joint type vibration isolating support (10) is provided with an anti-upward mechanism (40).

The sliding joint type vibration-isolating support (10) shown in Fig. 23 is a preferred form in which the joint is provided with a joint (33) and the joint (33) is a hinge support (333).

The sliding joint type vibration-isolating support (10) shown in Fig. 24 is a preferred type in which the sliding seat is provided with a resilient material pad (32).

The sliding joint type vibration-isolating support (10) shown in Fig. 25 is a preferred type in which the sliding seat (12) and the sliding joint seat (13) are coupled by a shaft (403), and the sliding joint seat (13) is provided with a track. (401), the shaft (403) is coupled to the cassette (402) to allow the cassette (402) to slide over the track (401).

The sliding joint type vibration-isolating support (10) shown in Figs. 26 and 27 is a preferred form in which the anti-upward mechanism (40) is coupled to the bearing hole position (404) by using the shaft (403).

The sliding joint type vibration isolating support (10) shown in Fig. 28 is a preferred form in which the base (11) is provided with a resilient material pad (32).

As shown in Fig. 29, a preferred type of rolling mechanism (43) is provided on the sliding surface of the sliding seat, and the rolling mechanism (43) is provided with a groove or a bearing hole, a groove or a bearing on the sliding surface of the sliding seat. There is also a rolling element in the hole position, and the rolling element can be a roller or a roller or a ball. When the sliding seat is slid by the rolling manner of the rolling piece, the sliding friction resistance can be greatly reduced.

Figure 30 is a schematic view showing a preferred embodiment of the sliding joint type vibration isolation support (10) disposed at the bottom of the bridge (50) connecting the two buildings (53).

Figure 31 is a schematic view showing a preferred application embodiment of the sliding joint type vibration isolation support (10) disposed on the bridge structure.

Figure 32 is a schematic view showing a preferred application embodiment of the sliding joint type vibration isolation support (10) disposed at the bottom of the equipment machine or display cabinet (53).

Figure 33 is a schematic view showing a preferred application embodiment of the sliding joint type vibration isolating support (10) disposed at the bottom of the structure (53).

In Fig. 34, if a mass (54) is mounted on the sliding joint type vibration isolating support (10), it becomes a mass damper (55), and the mass damper (55) is provided on the top or floor of the structure (53). The effect of buffering horizontal vibration and reducing amplitude is achieved by the returning force of the mass (54) when it is swung.

01. . . Conventional friction single pendulum isolation support 1

02. . . Conventional friction single pendulum isolation support 2

10. . . Sliding joint isolation support

11. . . Pedestal

12. . . Sliding seat

13. . . Sliding joint

20. . . Convex spherical surface

twenty one. . . Concave spherical surface

twenty two. . . Convex cylindrical surface

twenty three. . . Concave cylindrical surface

30. . . Sliding pad

31. . . Sliding plate

32. . . Elastic material pad

321. . . Sandwich panel

33. . . Joint

331. . . Disc support

332. . . Ball bearing

333. . . Hinge support

34. . . Connector

40. . . Anti-uplifting mechanism

401. . . track

402. . . Latch

403. . . Shaft

404. . . Bearing hole position

41. . . Guiding mechanism

411. . . Convex rail

412. . . Concave rail

42. . . Horizontal rotation mechanism

421. . . Thrust bearing

43. . . Rolling mechanism

50. . . Overpass

51. . . bridge

52. . . Pier column

53. . . Structure or equipment machine or display case

54. . . Mass block

55. . . Mass damper

Figure 1. The conventional friction single pendulum isolation support 1 engineering view

Figure 2. The conventional friction single pendulum isolation support 2 engineering view

Fig. 3. The preferred type 1 engineering view of the sliding joint type vibration isolation support 1

Fig. 4. The preferred type 1 engineering view of the sliding joint type vibration isolation support 2

Fig. 5. Schematic diagram of the preferred mode 1 of the sliding joint type vibration isolation support

Fig. 6. The preferred type 2 engineering view of the sliding joint type isolation support 1

Figure 7. Sliding joint type isolation support better type 2 engineering view 2

Figure 8. Schematic view of the sliding type joint isolation support type 3 engineering view

Figure 9. Schematic view of the sliding type joint isolation support type 4 engineering view

Figure 10. Schematic view of the sliding type joint isolation support type 5 engineering view

Figure 11. Schematic view of the sliding type joint isolation support type 6 engineering view

Figure 12. Project view of the sliding type joint isolation support type 7

Figure 13. Sliding joint type isolation support preferred type 8 engineering view 1

Figure 14. Sliding joint type isolation support preferred type 8 engineering view 2

Figure 15. Schematic view of the sliding type joint isolation support type 9 engineering view

Figure 16. Project view of the preferred type of sliding joint isolation support

Figure 17. Sliding joint type isolation support preferred type 11 engineering view 1

Figure 18. Sliding joint type isolation support preferred type 11 engineering view 2

Figure 19. Sliding joint type isolation support preferred type 12 engineering view 1

Figure 20. Schematic diagram of sliding type joint isolation support 12 engineering view 2

Figure 21. Schematic of the sliding type joint isolation support type 13 engineering view 1

Figure 22. Schematic diagram of the sliding type joint isolation support type 13 engineering view 2

Figure 23. Project view of the preferred type of sliding joint isolation support

Figure 24. Engineering view of the preferred type of sliding joint isolation support

Figure 25. Project view of the preferred version of the sliding joint type vibration isolation support

Figure 26. Schematic diagram of sliding joint type isolation support 17 engineering view 1

Figure 27. Sliding joint type isolation support better type 17 engineering view 2

Figure 28. Engineering view of the preferred type of sliding joint isolation support

Figure 29. Schematic view of a sliding type joint isolation support

Figure 30. Preferred application of the sliding joint type vibration isolation support

Figure 31. Preferred application of the sliding joint type vibration isolation support

Figure 32. Preferred application of the sliding joint type vibration isolation support

Figure 33. Preferred application of the sliding joint type vibration isolation support

Figure 34. Preferred application of the sliding joint type vibration isolation support

10. . . Sliding joint isolation support

11. . . Pedestal

12. . . Sliding seat

13. . . Sliding joint

40. . . Anti-uplifting mechanism

401. . . track

402. . . Latch

41. . . Guiding mechanism

411. . . Guided rail

412. . . Guided concave rail

Claims (27)

The utility model relates to a sliding joint type vibration isolation support, comprising: a base, a sliding surface with a concave spherical surface; a sliding seat, a sliding surface with a convex spherical surface; a sliding joint seat, a sliding surface with a convex spherical surface at one end and the other end The sliding surface of the concave spherical surface is provided, the radius of the concave spherical surface is smaller than the radius of the convex spherical surface, and the concave spherical surface is different from the convex spherical surface; wherein: the sliding joint seat is disposed between the base and the sliding seat, and the sliding seat The convex spherical surface can slide on the concave spherical surface of the sliding joint seat, and the convex spherical surface of the sliding joint seat can slide on the concave spherical surface of the base, and the relative movement between the base and the sliding seat can be repeated. A sliding joint type vibration isolation support comprises: a base, a sliding surface with a concave cylindrical surface; a sliding seat with a sliding surface of a convex cylindrical surface; a sliding joint seat, a sliding surface with a convex cylindrical surface at one end and the other end The sliding surface of the concave cylindrical surface is provided, the radius of the concave cylindrical surface is smaller than the radius of the convex cylindrical surface, and the concave cylindrical surface is different from the convex cylindrical surface; wherein: the sliding joint seat is disposed between the base and the sliding seat, and the sliding seat The convex cylindrical surface can slide on the convex cylindrical surface of the sliding joint seat, and the convex cylindrical surface of the sliding joint seat can slide on the concave cylindrical surface of the base, and the relative movement between the base and the sliding seat can be repeated. The sliding joint type vibration isolation support according to the second aspect of the patent application, wherein the sliding contact surfaces are further provided with a guiding mechanism as a lateral limiting device for the actuating direction. The sliding joint type vibration isolation support according to claim 3, wherein the guiding mechanism is provided with a concave rail or a convex rail on the sliding surface, and the other sliding surface contacting the same has a matching concave rail shape and quantity. The convex rail, or the concave rail with the shape and the number of the convex rails, is vertically embedded with the convex rail and the concave rail as the guiding direction of the working direction. The sliding joint type vibration isolation support according to claim 3, wherein the guiding mechanism is a convex rail or a plate-like structure on both sides of the sliding surface, so that the section forms a groove structure, and the sliding surface contacting the same Embedding into the groove as a guide for the direction of actuation. The sliding joint type vibration isolation support according to claim 1 or 2, wherein the sliding seat is further connected with a connector in a horizontal direction. The sliding joint type vibration isolation support according to the first or the second aspect of the patent application, wherein the components are further provided with an anti-upward mechanism connection. The sliding joint type vibration isolation support according to the seventh aspect of the patent application, wherein the anti-upward mechanism is combined by the card and the track mutual card, and the cassette can be repeated on the track. Actuate. The sliding joint type vibration isolation support according to claim 7, wherein the anti-upward mechanism is combined in such a manner that the shaft is vertically connected. The sliding joint type vibration isolation support according to claim 7, wherein the anti-upward mechanism is combined by connecting the shaft to the bearing hole. The sliding joint type vibration isolation support according to claim 1 or 2, wherein the sliding surface is further provided with a sliding pad, and the sliding pad is combined with the sliding surface by means of embedding or bonding or bolt locking or rivet fixing. . The sliding joint type vibration isolation support according to claim 11, wherein the sliding pad is a Teflon (PTFE) plate or a non-oil-wearing wear plate or a self-lubricating wear plate. The sliding joint type vibration isolation support according to claim 1 or 2, wherein the sliding surface is further provided with a sliding plate, and the sliding plate is combined with the sliding surface by means of embedding or bonding or bolt locking or rivet fixing. . The sliding joint type vibration isolation support according to claim 13, wherein the sliding plate is a mirror steel plate or a plate structure with a low friction coefficient. The sliding joint type vibration isolation support according to claim 1 or 2, wherein the sliding surface is further provided with a rolling mechanism. The sliding joint type vibration isolation support according to claim 1 or 2, wherein the sliding seat or the base is further provided with a joint connection. The sliding joint type vibration isolation support according to claim 16, wherein the joint is a disc type support. The sliding joint type vibration isolation support according to claim 16, wherein the joint is a ball and socket support. The sliding joint type vibration isolation support according to claim 16, wherein the joint is a hinge support. The sliding joint type vibration isolation support according to claim 16, wherein the joint joint is a contact manner of a spherical structure or a contact manner of a cylindrical surface structure. The sliding joint type vibration isolation support according to claim 1 or 2, wherein an elastic material pad joint is additionally provided, wherein the elastic material pad can be rubber or high damping rubber or plastic material or polymer material or high. Damping material or liquid pad or gas pad or spring. The sliding joint type vibration isolation support according to claim 21, wherein the elastic material pad is further provided with a multi-layer sandwich plate and the elastic material is wrapped in the elastic material pad in a horizontally overlapping manner. The sliding joint type vibration isolation support according to claim 1 or 2, wherein the sliding seat is further provided with a horizontal rotating mechanism. The sliding joint type vibration isolation support according to claim 23, wherein the horizontal rotation mechanism is further provided with a thrust bearing. An isolation method is provided for mounting an object that is required to isolate vibrations, such as the sliding joint type isolation support described in claim 1 or 2. An isolated structure, wherein the structure is provided with a sliding joint type vibration isolation support as described in claim 1 or 2. A mass damper comprising: a mass block and a sliding joint type vibration isolation support according to claim 1 or 2, wherein the bottom of the mass block is provided with a sliding joint type vibration isolation support.