Multi-directional seismic reduction and isolation building support with adjustable high friction resistance and low friction resistance

Abstract

The utility model provides a multidirectional shock absorption and isolation building support with adjustable high and low friction resistance, and relates to the technical field of building supports. The device comprises an upper seat, a lower seat, a first spherical connecting rod, a second spherical connecting rod and a distance adjusting structure, and the distance adjusting structure can adjust the relative distance between the rod end of the first spherical connecting rod and the rod end of the second spherical connecting rod, namely the relative height between the upper seat and the lower seat. Flexible angle adjustment can be conducted between the first spherical connecting rod and the upper seat in the spherical surface, flexible angle adjustment can be conducted between the second spherical connecting rod and the lower seat in the spherical surface, multi-direction adjustment is achieved, and the first friction adjusting structure is used for adjusting friction resistance between the spherical end of the first spherical connecting rod and the upper seat. The second friction adjusting structure is used for adjusting the friction resistance between the spherical end of the second spherical connecting rod and the lower seat, flexible adjustment of the friction resistance is achieved, and the multi-directional seismic reduction and isolation building support with the adjustable high friction resistance and low friction resistance can have multiple adjusting functions at the same time and is more flexible in application.

Description

Technical Field

[0001] The utility model relates to the technical field of building supports, in particular to a multi-directional vibration reduction and isolation building support with adjustable high and low friction resistance. Background Art

[0002] In the field of bridge construction, building supports are widely used. For example, bridge piers and beams can be connected through building supports. At the same time, building supports usually have adjustable functions to cope with possible deformation after long-term use.

[0003] The applicant has discovered that there are at least the following technical problems in the prior art: the existing building supports have a relatively simple adjustment method and cannot meet the increasingly complex architectural design forms. Utility Model Content

[0004] The purpose of this utility model is to provide a multi-directional seismic isolation and high and low friction adjustable building support to address the technical problem of the limited adjustment methods of building supports in the prior art. The various technical effects produced by the preferred technical solution among the various technical solutions provided by this utility model are detailed below.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A multi-directional seismic isolation and high and low friction adjustable building support, comprising an upper seat, a lower seat, a first spherical connecting rod, a second spherical connecting rod and a distance adjustment structure, the rod end of the first spherical connecting rod and the rod end of the second spherical connecting rod are both movably connected to the distance adjustment structure and the relative distance between the two is adjusted by the distance adjustment structure, the spherical end of the first spherical connecting rod is movably connected to the upper seat, and a first friction adjustment structure is provided on the upper seat, the first friction adjustment structure is used to adjust the friction resistance between the spherical end of the first spherical connecting rod and the upper seat, the spherical end of the second spherical connecting rod is movably connected to the lower seat, and a second friction adjustment structure is provided on the lower seat, the second friction adjustment structure is used to adjust the friction resistance between the spherical end of the second spherical connecting rod and the lower seat.

[0007] Preferably, the distance adjustment structure includes a bidirectional height adjustment nut, and a first internal thread segment and a second internal thread segment are provided on the inner side of the bidirectional height adjustment nut, the thread direction of the first internal thread segment is opposite to the thread direction of the second internal thread segment, the first spherical connecting rod is provided with a first external thread matching the first internal thread segment and forming a threaded connection with the bidirectional height adjustment nut, and the second spherical connecting rod is provided with a second external thread matching the second internal thread segment and forming a threaded connection with the bidirectional height adjustment nut.

[0008] Preferably, the upper seat also includes an upper support, an upper ball seat pressure cover, a first shock-absorbing structure and an upper ball seat pad. The first friction adjustment structure includes a first damping friction coefficient gasket, a first arc-shaped wear-resistant polytetrafluoroethylene plate and a first clamping bolt. A first accommodating groove is provided inside the upper support. The first shock-absorbing structure and the upper ball seat pad are placed in the first accommodating groove from top to bottom in sequence. The first arc-shaped wear-resistant polytetrafluoroethylene plate is embedded in the bottom of the upper ball seat pad. Several first clamping bolts connect the upper ball seat pressure cover, the first damping friction coefficient gasket and the upper support together from bottom to top. A first accommodating area is formed between the upper support and the upper ball seat pressure cover, and the spherical end of the first spherical connecting rod is embedded in the first accommodating area.

[0009] Preferably, a first arcuate stainless steel plate is provided at the spherical end of the first spherical connecting rod, and the first arcuate stainless steel plate is in extrusion contact with the first arcuate wear-resistant polytetrafluoroethylene plate.

[0010] Preferably, the first shock-absorbing structure is a first shock-absorbing pad.

[0011] Preferably, the lower seat also includes a lower support, a lower ball seat pressure cover, a second shock-absorbing structure and a lower ball seat pad, the second friction adjustment structure includes a second damping friction coefficient gasket, a second arc-shaped wear-resistant polytetrafluoroethylene plate and a second clamping bolt, the interior of the lower support is provided with a second accommodating groove, the second shock-absorbing structure and the lower ball seat pad are placed in the second accommodating groove from bottom to top, the second arc-shaped wear-resistant polytetrafluoroethylene plate is embedded in the top of the lower ball seat pad, and a number of second clamping bolts connect the lower ball seat pressure cover, the second damping friction coefficient gasket and the lower support together from top to bottom, and a second accommodating area is formed between the lower support and the lower ball seat pressure cover, and the spherical end of the second spherical connecting rod is embedded in the second accommodating area.

[0012] Preferably, a second arcuate stainless steel plate is provided at the spherical end of the second spherical connecting rod, and the second arcuate stainless steel plate is in extrusion contact with the second arcuate wear-resistant polytetrafluoroethylene plate.

[0013] Preferably, the second shock-absorbing structure is a second shock-absorbing pad.

[0014] Preferably, the upper seat is connected to the external structure above it by bolts.

[0015] Preferably, the lower seat is connected to the external structure located therebelow by bolts.

[0016] The beneficial effects of the present invention are as follows: the distance adjustment structure can adjust the relative distance between the rod end of the first spherical connecting rod and the rod end of the second spherical connecting rod, which is equivalent to adjusting the relative height between the upper seat and the lower seat;

[0017] By providing a spherical end, the angle between the first spherical connecting rod and the upper seat can be flexibly adjusted within the spherical surface, thereby achieving multi-directional adjustment. The first friction resistance adjustment structure is used to adjust the friction resistance between the spherical end of the first spherical connecting rod and the upper seat, thereby achieving flexible adjustment of the friction resistance.

[0018] By providing a spherical end, the angle between the second spherical connecting rod and the lower seat can be flexibly adjusted within the spherical surface, thereby achieving multi-directional adjustment. The second friction resistance adjustment structure is used to adjust the friction resistance between the spherical end of the second spherical connecting rod and the lower seat, thereby achieving flexible adjustment of the friction resistance.

[0019] The multi-directional seismic isolation and high and low friction resistance adjustable building supports can simultaneously have multiple adjustment functions of height adjustment, multi-directional angle adjustment and friction resistance adjustment. The application is more flexible and can meet the needs of different forms of building structure connections. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 This is a structural diagram of the utility model in use;

[0022] Figure 2 This is a structural diagram of the utility model in its initial state;

[0023] In the figure, 1, upper seat; 11, upper support; 12, upper ball seat gland; 13, first shock-absorbing structure; 14, upper ball seat pad; 15, first clamping bolt; 16, first damping friction coefficient gasket; 17, first arc-shaped wear-resistant PTFE plate;

[0024] 2. Lower seat; 21. Lower support; 22. Lower ball seat gland; 23. Second shock-absorbing structure; 24. Lower ball seat pad; 25. Second clamping bolt; 26. Second damping friction coefficient gasket; 27. Second arc-shaped wear-resistant PTFE plate;

[0025] 3. First spherical connecting rod; 31. First curved stainless steel plate;

[0026] 4. Second spherical connecting rod; 41. Second curved stainless steel plate;

[0027] 5. Two-way height adjustment nut. DETAILED DESCRIPTION

[0028] To make the purpose, technical solution, and advantages of the present invention more clear, the technical solution of the present invention will be described in detail below. Obviously, the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other implementation methods obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0029] In the description of the present invention, it should be understood that the terms "center", "lateral", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "side" and the like indicate directions or positional relationships based on the attached Figure 1 The orientation or positional relationship shown is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] It should also be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood broadly. For example, they may refer to fixed, detachable, or integral connections; mechanical or electrical connections; and direct or indirect connections through an intermediary. Those skilled in the art will understand the specific meanings of these terms in this utility model depending on the specific circumstances.

[0031] Reference Figures 1 to 2 The utility model provides a multi-directional seismic isolation and high and low friction adjustable building support, comprising an upper seat 1, a lower seat 2, a first spherical connecting rod 3, a second spherical connecting rod 4 and a distance adjustment structure;

[0032] The first spherical connecting rod 3 has two ends, namely a rod end and a spherical end; the second spherical connecting rod 4 has two ends, namely a rod end and a spherical end; the rod end of the first spherical connecting rod 3 and the rod end of the second spherical connecting rod 4 are both movably connected to the distance adjustment structure; the distance adjustment structure can adjust the relative distance between the rod end of the first spherical connecting rod 3 and the rod end of the second spherical connecting rod 4, which is equivalent to adjusting the total length between the spherical ends of the first spherical connecting rod 3 and the spherical ends of the second spherical connecting rod 4, and is equivalent to adjusting the relative height between the upper seat 1 and the lower seat 2;

[0033] The spherical end of the first spherical connecting rod 3 is movably connected to the upper seat 1. By providing the spherical end, the angle between the first spherical connecting rod 3 and the upper seat 1 can be flexibly adjusted within the spherical surface, realizing multi-directional adjustment. The upper seat 1 is provided with a first friction adjustment structure, which is used to adjust the friction resistance between the spherical end of the first spherical connecting rod 3 and the upper seat 1, realizing flexible adjustment of the friction resistance.

[0034] The spherical end of the second spherical connecting rod 4 is movably connected to the lower seat 2. By providing the spherical end, the angle between the second spherical connecting rod 4 and the lower seat 2 can be flexibly adjusted within the spherical surface, realizing multi-directional adjustment. The lower seat 2 is provided with a second friction adjustment structure, which is used to adjust the friction resistance between the spherical end of the second spherical connecting rod 4 and the lower seat 2, realizing flexible adjustment of the friction resistance.

[0035] The multi-directional seismic isolation and high and low friction resistance adjustable building supports can simultaneously have multiple adjustment functions of height adjustment, multi-directional angle adjustment and friction resistance adjustment. The application is more flexible and can meet the needs of different forms of building structure connections.

[0036] As an optional embodiment, the distance adjustment structure includes a bidirectional height adjustment nut 5, the inner side of which is divided into two parts, each of which is provided with a first internal thread segment and a second internal thread segment, the thread direction of the first internal thread segment is opposite to the thread direction of the second internal thread segment, and the first internal thread segment and the second internal thread segment are arranged continuously;

[0037] The first spherical connecting rod 3 is provided with a first external thread matching the first internal thread segment and is threadedly connected to the bidirectional height adjustment nut 5. The second spherical connecting rod 4 is provided with a second external thread matching the second internal thread segment and is threadedly connected to the bidirectional height adjustment nut 5.

[0038] When the bidirectional height adjustment nut 5 is rotated by an external tool, since the thread direction of the first internal thread segment is opposite to the thread direction of the second internal thread segment, the first spherical connecting rod 3 and the second spherical connecting rod 4 can move closer to or farther away from each other, forming an overall length adjustment, and forming an adjustment of the relative height between the upper seat 1 and the lower seat 2.

[0039] As an optional embodiment, the upper seat 1 further includes an upper support 11, an upper ball seat pressure cover 12, a first shock absorbing structure 13 and an upper ball seat pad 14, and the first friction adjustment structure includes a first damping friction coefficient gasket 16, a first arc-shaped wear-resistant polytetrafluoroethylene plate 17 and a first clamping bolt 15;

[0040] A first receiving groove is provided inside the upper support 11. The cross-sectional shape of the first receiving groove is preferably circular. The first shock-absorbing structure 13 and the upper ball seat pad 14 are sequentially placed inside the first receiving groove from top to bottom. The cross-sectional shapes of the first shock-absorbing structure 13 and the upper ball seat pad 14 are also circular. The first shock-absorbing structure 13 can play a shock-absorbing role. The first arc-shaped wear-resistant polytetrafluoroethylene plate 17 is embedded in the bottom of the upper ball seat pad 14. The bottom surface of the first arc-shaped wear-resistant polytetrafluoroethylene plate 17 is slightly lower than the bottom surface of the upper ball seat pad 14.

[0041] Several first tightening bolts 15 connect the upper ball seat cover 12, the first damping friction coefficient gasket 16 and the upper support 11 together from bottom to top, and a first accommodating area is formed between the upper support 11 and the upper ball seat cover 12. The spherical end of the first spherical connecting rod 3 is embedded inside the first accommodating area. During actual installation, it is necessary to first place the spherical end of the first spherical connecting rod 3 into the first accommodating area, and then connect the upper ball seat cover 12 through the first tightening bolt 15. By adjusting the tightness of the first tightening bolt 15, the friction resistance between the spherical end of the first spherical connecting rod 3 and the first arc-shaped wear-resistant polytetrafluoroethylene plate 17 can be adjusted, thereby realizing flexible adjustment of the friction resistance.

[0042] As an optional embodiment, the spherical end of the first spherical connecting rod 3 is provided with a first arcuate stainless steel plate 31 , and is actually in extrusion contact with the first arcuate wear-resistant PTFE plate 17 through the first arcuate stainless steel plate 31 .

[0043] As an optional implementation, the first shock-absorbing structure 13 is a first shock-absorbing pad, which can play a shock-absorbing role, thereby enriching the basic functions of the multi-directional seismic isolation and high and low friction adjustable building support.

[0044] As an optional embodiment, the lower seat 2 further includes a lower support 21, a lower ball seat pressure cover 22, a second shock absorbing structure 23 and a lower ball seat pad 24, and the second friction adjustment structure includes a second damping friction coefficient gasket 26, a second arc-shaped wear-resistant polytetrafluoroethylene plate 27 and a second clamping bolt 25;

[0045] A second receiving groove is provided inside the lower support 21. The cross-sectional shape of the second receiving groove is preferably circular. The second shock-absorbing structure 23 and the lower ball seat pad 24 are sequentially placed inside the second receiving groove from bottom to top. The cross-sectional shapes of the second shock-absorbing structure 23 and the lower ball seat pad 24 are also circular. The second shock-absorbing structure 23 can play a shock-absorbing role. The second arc-shaped wear-resistant polytetrafluoroethylene plate 27 is embedded in the top of the lower ball seat pad 24. The top surface of the second arc-shaped wear-resistant polytetrafluoroethylene plate 27 is slightly higher than the bottom surface of the lower ball seat pad 24.

[0046] A number of second clamping bolts 25 connect the lower ball seat cover 22, the second damping friction coefficient gasket 26 and the lower support 21 together from top to bottom, and a second accommodating area is formed between the lower support 21 and the lower ball seat cover 22. The spherical end of the second spherical connecting rod 4 is embedded inside the second accommodating area. During actual installation, it is necessary to first place the spherical end of the second spherical connecting rod 4 into the second accommodating area, and then connect the lower ball seat cover 22 through the second clamping bolt 25. By adjusting the tightness of the second clamping bolt 25, the friction resistance between the spherical end of the second spherical connecting rod 4 and the second arc-shaped wear-resistant polytetrafluoroethylene plate 27 can be adjusted, thereby realizing flexible adjustment of the friction resistance.

[0047] As an optional embodiment, the spherical end of the second spherical connecting rod 4 is provided with a second arcuate stainless steel plate 41 , which is actually in press contact with the second arcuate wear-resistant PTFE plate 27 through the second arcuate stainless steel plate 41 .

[0048] As an optional implementation, the second shock-absorbing structure 23 is a second shock-absorbing pad, which can play a shock-absorbing role, thereby enriching the basic functions of the multi-directional seismic isolation and high and low friction adjustable building support.

[0049] As an optional implementation, the upper seat 1 is connected to an external structure located above it by bolts. In this embodiment, the external structure connected to the upper seat 1 can be a beam plate.

[0050] As an optional implementation, the lower seat 2 is connected to an external structure located below it by bolts. In this embodiment, the external structure connected to the lower seat 2 can be a bridge pier.

[0051] The above are merely specific embodiments of the present invention, but the scope of protection of the present invention is not limited thereto. Any modifications or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in the present invention should be included within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be based on the scope of protection of the claims.

Claims

1. A multi-directional seismic isolation and high and low friction adjustable building support, characterized in that: The invention comprises an upper seat (1), a lower seat (2), a first spherical connecting rod (3), a second spherical connecting rod (4) and a distance adjustment structure, wherein the rod end of the first spherical connecting rod (3) and the rod end of the second spherical connecting rod (4) are both movably connected to the distance adjustment structure and the relative distance between the two is adjusted by the distance adjustment structure, the spherical end of the first spherical connecting rod (3) is movably connected to the upper seat (1), and a first friction adjustment structure is provided on the upper seat (1), and the first friction adjustment structure is used to adjust the friction resistance between the spherical end of the first spherical connecting rod (3) and the upper seat (1), the spherical end of the second spherical connecting rod (4) is movably connected to the lower seat (2), and a second friction adjustment structure is provided on the lower seat (2), and the second friction adjustment structure is used to adjust the friction resistance between the spherical end of the second spherical connecting rod (4) and the lower seat (2).

2. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 1 is characterized in that: The distance adjustment structure comprises a bidirectional height adjustment nut (5), wherein a first internal thread segment and a second internal thread segment are provided on the inner side of the bidirectional height adjustment nut (5), wherein the thread direction of the first internal thread segment is opposite to the thread direction of the second internal thread segment, the first spherical connecting rod (3) is provided with a first external thread matching the first internal thread segment and forming a threaded connection with the bidirectional height adjustment nut (5), and the second spherical connecting rod (4) is provided with a second external thread matching the second internal thread segment and forming a threaded connection with the bidirectional height adjustment nut (5).

3. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 1 is characterized in that: The upper seat (1) further comprises an upper support (11), an upper ball seat pressure cover (12), a first shock absorbing structure (13) and an upper ball seat pad (14); the first friction adjustment structure comprises a first damping friction coefficient gasket (16), a first arc-shaped wear-resistant polytetrafluoroethylene plate (17) and a first clamping bolt (15); a first receiving groove is provided inside the upper support (11); the first shock absorbing structure (13) and the upper ball seat pad (14) are sequentially placed in the first receiving groove from top to bottom The first arc-shaped wear-resistant polytetrafluoroethylene plate (17) is embedded in the bottom of the upper ball seat pad (14), and a plurality of the first tightening bolts (15) sequentially connect the upper ball seat pressure cover (12), the first damping friction coefficient gasket (16) and the upper support (11) from bottom to top, forming a first accommodating area between the upper support (11) and the upper ball seat pressure cover (12), and the spherical end of the first spherical connecting rod (3) is embedded in the inside of the first accommodating area.

4. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 3 is characterized in that: A first arcuate stainless steel plate (31) is provided at the spherical end of the first spherical connecting rod (3), and the first arcuate stainless steel plate (31) is in extrusion contact with the first arcuate wear-resistant polytetrafluoroethylene plate (17).

5. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 3 is characterized in that: The first shock-absorbing structure (13) is a first shock-absorbing pad.

6. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 1 is characterized in that: The lower seat (2) also includes a lower support (21), a lower ball seat pressure cover (22), a second shock-absorbing structure (23) and a lower ball seat pad (24); the second friction adjustment structure includes a second damping friction coefficient gasket (26), a second arc-shaped wear-resistant polytetrafluoroethylene plate (27) and a second clamping bolt (25); a second accommodating groove is provided inside the lower support (21); the second shock-absorbing structure (23) and the lower ball seat pad (24) are sequentially placed inside the second accommodating groove from bottom to top; the second arc-shaped wear-resistant polytetrafluoroethylene plate (27) is embedded in the top of the lower ball seat pad (24); a plurality of second clamping bolts (25) sequentially connect the lower ball seat pressure cover (22), the second damping friction coefficient gasket (26) and the lower support (21) together from top to bottom; a second accommodating area is formed between the lower support (21) and the lower ball seat pressure cover (22); the spherical end of the second spherical connecting rod (4) is embedded inside the second accommodating area.

7. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 6 is characterized in that: A second arcuate stainless steel plate (41) is provided at the spherical end of the second spherical connecting rod (4), and the second arcuate stainless steel plate (41) is in extrusion contact with the second arcuate wear-resistant polytetrafluoroethylene plate (27).

8. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 6 is characterized in that: The second shock-absorbing structure (23) is a second shock-absorbing pad.

9. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 1 is characterized in that: The upper seat (1) is connected to the external structure located above it through bolts.

10. The multi-directional seismic isolation and high and low friction adjustable building support according to claim 1 is characterized in that: The lower seat (2) is connected to the external structure located below it through bolts.

Images