CN218779694U - Tension-compression friction pendulum damping support - Google Patents
Tension-compression friction pendulum damping support Download PDFInfo
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- CN218779694U CN218779694U CN202223461266.5U CN202223461266U CN218779694U CN 218779694 U CN218779694 U CN 218779694U CN 202223461266 U CN202223461266 U CN 202223461266U CN 218779694 U CN218779694 U CN 218779694U
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Abstract
The utility model belongs to the technical field of the support, a draw and press friction pendulum damping support is disclosed. The main technical characteristics are as follows: the upper seat plate component is connected with the upper swing component through an upper hook, the lower seat plate component is connected with the lower swing component through a lower hook, the upper swing component is connected with the lower swing component through a tensile bolt and a tensile nut, and two contact surfaces of the lower end surface of the upper seat plate component, the upper hook and the upper boss are concentric cylindrical surfaces; the upper end surface of the lower seat plate component, the lower hook and two contact surfaces of the lower boss are concentric cylindrical surfaces. The complete drawing system is formed, so that the support can bear certain drawing force, normal temperature-dependent displacement and earthquake displacement of the support can be realized, the use function of the conventional support is realized, normal temperature-dependent displacement of bridges and buildings can be realized, and the friction pendulum function and the anti-drawing function are realized simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the support, especially, relate to a draw and press friction pendulum damping support.
Background
In recent years, along with frequent occurrence of earthquakes, people have increasingly raised awareness of earthquake-proof fortification of buildings and bridges, and the basic earthquake-proof design of buildings such as buildings and bridges is more and more concerned and emphasized by domestic design units and owners. The conventional shock absorption and isolation support mainly comprises a friction pendulum support, a high-damping rubber support and the like, wherein the friction pendulum support is used for prolonging the structural period by utilizing a pendulum principle to realize shock isolation, and simultaneously the friction energy consumption of a friction surface and the conversion of kinetic energy and potential energy are used for consuming seismic energy. The latter utilizes the addition of various compounding agents to the rubber to enhance the damping properties of the rubber. The friction pendulum support and the rubber damping support commonly used in the market at present have the following defects: the earthquake wave generator can only deal with transverse waves generated by an earthquake, prevent the transverse waves from causing damage caused by horizontal shaking of structures and cannot deal with longitudinal waves generated by the earthquake, and the longitudinal waves are generally high in propagation speed, cause vertical jolting and vertical shaking of structures on the bottom surface and cause damage and displacement of structures on the upper portion due to vertical shaking.
The patent numbers are: 202021585785.0, the patent name: the utility model provides a building tensile friction pendulum support, the utility model patent of 8 months 4 days of 2020 year, what its tensile structure adopted is that have certain tensile flexible rope, for the needs that satisfy support temperature change displacement and earthquake displacement, certain working length adaptation support's horizontal displacement need be reserved to flexible rope, consequently this flexible rope can only prevent that the support from surpassing maximum displacement, can not restrict the vertical drawing of support, does not possess substantive performance tensile function.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a can avoid the earthquake longitudinal wave to arouse construct rock from top to bottom, prevent effectively that the longitudinal wave from shaking from top to bottom and causing a kind of pulling and pressing friction pendulum damping support that destroys, aversion under the effect of upper portion structure.
In order to solve the above problem, the utility model relates to a draw technical scheme who presses friction pendulum damping support to adopt does: the device comprises an upper support plate component, an upper sliding friction pair, an upper swing component, a rotating friction pair, a lower swing component, a lower sliding friction pair, a lower support plate component and an anchoring mechanism, wherein an upper hook is arranged on the upper support plate component; the lower seat plate component is provided with a lower hook, the edges of two ends of the lower swing component along the displacement direction are provided with lower bosses, the lower hook is hooked on the lower bosses, the middle parts of the upper swing component and the lower swing component are respectively provided with an upper swing component hole and a lower swing component hole, the periphery of the upper swing component hole on the upper end surface of the upper swing component is provided with an annular groove, a tensile bolt and a tensile nut corresponding to the tensile bolt are arranged in the upper swing component hole and the lower swing component hole, the tensile nut is positioned in the annular groove, the diameter of the upper swing component hole is larger than that of the tensile bolt, and the upper end surface of the annular groove is higher than the height of the upper end surface of the tensile nut; the lower end surface of the upper seat plate assembly, the upper hook and two contact surfaces of the upper boss are concentric cylindrical surfaces; the upper end surface of the lower seat plate assembly, the lower hook and two contact surfaces of the lower boss are concentric cylindrical surfaces.
The additional technical characteristics are as follows:
a damping buffer device is arranged on the inner side surface of the outer edge of the upper seat plate component;
a damping buffer device is arranged on the inner side surface of the outer edge of the lower seat plate component;
a shear pin or a shear bolt can be arranged between the upper seat plate component and the upper swing component;
shear pins or shear bolts may be disposed between the lower deck assembly and the lower swing assembly.
The utility model provides a draw and press friction pendulum damping support compares with prior art, has following advantage: the device comprises an upper support plate component, an upper sliding friction pair, an upper swing component, a rotating friction pair, a lower swing component, a lower sliding friction pair, a lower support plate component and an anchoring mechanism, wherein an upper hook is arranged on the upper support plate component; the lower seat plate component is provided with a lower hook, the edges of two ends of the lower swing component along the displacement direction are provided with lower bosses, the lower hook is hooked on the lower bosses, the middle parts of the upper swing component and the lower swing component are respectively provided with an upper swing component hole and a lower swing component hole, the periphery of the upper swing component hole on the upper end surface of the upper swing component is provided with an annular groove, a tensile bolt and a tensile nut corresponding to the tensile bolt are arranged in the upper swing component hole and the lower swing component hole, the tensile nut is positioned in the annular groove, the diameter of the upper swing component hole is larger than that of the tensile bolt, and the upper end surface of the annular groove is higher than the height of the upper end surface of the tensile nut; the lower end surface of the upper seat plate assembly, the upper hook and two contact surfaces of the upper boss are concentric cylindrical surfaces; the up end of bedplate subassembly down, couple down and two contact surfaces of boss down are concentric cylinder, go up bedplate subassembly and last pendulum subassembly through last couple and last boss connection, go up pendulum subassembly and lower pendulum subassembly through holding draw the nut and hold and draw the screw rod connection, lower bedplate subassembly and lower pendulum subassembly are connected through couple and lower boss down, thereby constitute complete system of drawing, make the support can bear certain pulling force, go up the bedplate subassembly, go up vice and the last pendulum subassembly of sliding friction, can realize the normal temperature change displacement and the earthquake displacement of support, not only possess conventional support service function, can realize the bridge, the normal temperature change displacement of building, and possess friction pendulum function and tensile pulling-out function simultaneously. When an earthquake comes, the support can not only consume energy through swinging, reduce the damage of earthquake waves to the structure, but also increase the anti-overturning capacity of the structure through the anti-drawing structure of the support; secondly, a damping buffer device is arranged on the inner side surface of the outer edge of the upper seat plate assembly, a damping buffer device is arranged on the inner side surface of the outer edge of the lower seat plate assembly, the damping buffer device can adopt damping rubber blocks and the like, and the damping buffer device has certain energy consumption buffer effect when the support reaches extreme displacement under the action of an earthquake, so that the damage of the earthquake is further reduced; thirdly, as the shear pins or the shear bolts can be arranged between the upper seat plate component and the upper swing component and between the lower seat plate component and the lower swing component according to different directions of the support, when the seismic force reaches a designed value, the shear pins or the shear bolts are sheared off, and the support enters a seismic isolation and reduction state.
Drawings
Fig. 1 is a schematic structural view of the limiting direction of the tension-compression friction pendulum damping support of the present invention;
FIG. 2 is a schematic structural view of the displacement direction of the damping support of the tension-compression friction pendulum of the present invention;
fig. 3 is a schematic view of the structure of the shear bolt or shear pin arranged between the upper seat plate assembly and the upper pendulum assembly of the tension-compression friction pendulum damping support.
Detailed Description
The structure and the application principle of the damping support for the tension-compression friction pendulum according to the present invention will be described in detail with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 and 2, the utility model relates to a draw structure sketch of pressure friction pendulum damping support, the utility model relates to a draw pressure friction pendulum damping support includes upper bracket board subassembly 1, the vice 2 of last sliding friction, goes up pendulum subassembly 3, the vice 4 of running friction, lower pendulum subassembly 5, the vice 6 of lower sliding friction, lower bracket board subassembly 7 and anchor mechanism 10, is provided with couple 11 on last bracket board subassembly 1, goes up pendulum subassembly 3 and is provided with boss 31 along the both ends edge of spacing direction, goes up couple 11 and hooks on last boss 31 of hooking. The lower seat plate component 7 is provided with a lower hook 71, the lower swing component 5 is provided with lower bosses 51 at the two end edges along the displacement direction, the lower hook 71 is hooked on the lower bosses 51, the middle parts of the upper swing component 3 and the lower swing component 5 are respectively provided with an upper swing component hole 32 and a lower swing component hole 52, the periphery of the upper swing component hole 32 on the upper end surface of the upper swing component 3 is provided with an annular groove 33, a tensile bolt 8 and a tensile nut 9 corresponding to the tensile bolt are arranged in the upper swing component hole 32 and the lower swing component hole 52, and the tensile nut 9 is positioned in the annular groove 33. The diameter of the upper swing assembly hole 32 is larger than that of the tensile bolt 8, and the upper end face of the annular groove 33 is higher than that of the tensile nut 9. The lower end surface of the upper seat plate component 1 and two surfaces of the upper hook 11 contacted with the upper boss 31 are concentric cylindrical surfaces; the upper end surface of the lower seat plate assembly 7, and two surfaces of the lower hook 71 contacting with the lower boss 51 are concentric cylindrical surfaces.
Go up seat subassembly 1 and last pendulum subassembly 3 and be connected through last couple 11 and last boss 31, go up pendulum subassembly 3 and lower pendulum subassembly 5 and pull through bearing nut 9 and the screw rod 8 connection of pulling, lower seat subassembly 7 is connected with lower pendulum subassembly 5 through couple 71 and boss 51 down, thereby constitute complete system of drawing, make the support can bear certain drawing force, go up seat subassembly 1, go up sliding friction pair 2 and last pendulum subassembly 3, can realize the normal temperature variation displacement and the earthquake displacement of support, not only possess conventional support service function, can realize the bridge, the normal temperature variation displacement of building, and possess friction pendulum function and anti-tensile function simultaneously. When an earthquake comes, the support can not only consume energy through swinging, reduce the damage of earthquake waves to the structure, but also increase the anti-overturning capacity of the structure through the anti-pulling structure of the support.
The inner side surface of the outer edge of the upper seat plate component 1 is provided with a damping buffer device 12, the inner side surface of the outer edge of the lower seat plate component 7 is provided with a damping buffer device 73, the damping buffer device can adopt damping rubber blocks and the like, and the damping buffer device 12 has certain energy consumption buffer effect when the support reaches extreme displacement under the action of an earthquake, so that the damage of the earthquake is further reduced.
As shown in fig. 2 and 3, according to the difference of the displacement direction of the support, a shear pin or a shear bolt 72 may be arranged between the lower seat plate assembly 7 and the lower swing assembly 5, and a shear pin or a shear bolt 74 may also be arranged between the upper seat plate assembly 1 and the upper swing assembly 3, when the earthquake force reaches the designed value, the shear pin or the shear bolt is sheared, and the support enters the seismic isolation and reduction state.
The utility model discloses a protection scope not only limits in above-mentioned embodiment, as long as the structure with the utility model relates to a draw and press friction pendulum damping support structure the same or similar, just fall the utility model discloses the scope of protection.
Claims (5)
1. A tension-compression friction pendulum damping support comprises an upper seat plate assembly, an upper sliding friction pair, an upper pendulum assembly, a rotating friction pair, a lower pendulum assembly, a lower sliding friction pair, a lower seat plate assembly and an anchoring mechanism, wherein an upper hook is arranged on the upper seat plate assembly, upper bosses are arranged at the edges of two ends of the upper pendulum assembly along a limiting direction, and the upper hook is hooked on the upper bosses; be provided with down the couple on the lower seat board subassembly, the both ends edge along the displacement direction of lower pendulum subassembly is provided with down the boss, couple hook down is in lower boss on, its characterized in that: the middle parts of the upper swing component and the lower swing component are respectively provided with an upper swing component hole and a lower swing component hole, the periphery of the upper swing component hole on the upper end surface of the upper swing component is provided with an annular groove, a tensile bolt and a tensile nut corresponding to the tensile bolt are arranged in the upper swing component hole and the lower swing component hole, the tensile nut is positioned in the annular groove, the diameter of the upper swing component hole is larger than that of the tensile bolt, and the upper end surface of the annular groove is higher than the height of the upper end surface of the tensile nut; the lower end surface of the upper seat plate assembly, the upper hook and two contact surfaces of the upper boss are concentric cylindrical surfaces; the upper end surface of the lower seat plate component, the lower hook and two contact surfaces of the lower boss are concentric cylindrical surfaces.
2. The tension-compression friction pendulum damping mount according to claim 1, wherein: and a damping buffer device is arranged on the inner side surface of the outer edge of the upper seat plate component.
3. A tension-compression friction pendulum damping mount as claimed in claim 1 or claim 2 wherein: and a damping buffer device is arranged on the inner side surface of the outer edge of the lower seat plate component.
4. The tension-compression friction pendulum damping mount according to claim 1, wherein: shear pins or shear bolts may be disposed between the lower deck assembly and the lower pendulum assembly.
5. The tension-compression friction pendulum damping mount according to claim 1, wherein: a shear pin or a shear bolt can be arranged between the upper seat plate component and the upper swing component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223461266.5U CN218779694U (en) | 2022-12-24 | 2022-12-24 | Tension-compression friction pendulum damping support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223461266.5U CN218779694U (en) | 2022-12-24 | 2022-12-24 | Tension-compression friction pendulum damping support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218779694U true CN218779694U (en) | 2023-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223461266.5U Active CN218779694U (en) | 2022-12-24 | 2022-12-24 | Tension-compression friction pendulum damping support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218779694U (en) |
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2022
- 2022-12-24 CN CN202223461266.5U patent/CN218779694U/en active Active
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