CN214530172U - Simple pendulum type friction pendulum support with tensile and horizontal rotation functions - Google Patents
Simple pendulum type friction pendulum support with tensile and horizontal rotation functions Download PDFInfo
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- CN214530172U CN214530172U CN202022775220.5U CN202022775220U CN214530172U CN 214530172 U CN214530172 U CN 214530172U CN 202022775220 U CN202022775220 U CN 202022775220U CN 214530172 U CN214530172 U CN 214530172U
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Abstract
A simple pendulum type friction pendulum support with tensile and horizontal rotation functions comprises a top plate, an upper seat plate, a middle seat plate and a lower seat plate; the top plate is arranged above the upper seat plate, and the outer sides of the top plate and the upper part of the upper seat plate are provided with a sliding chute and a sliding block which are matched to form a buckled horizontal rotating slideway structure; the upper seat plate is arranged above the middle seat plate, the surfaces of the upper seat plate and the middle seat plate, which are attached to each other, are matched cambered surfaces, a cambered surface friction pair which is bent along the longitudinal bridge direction is arranged between the upper seat plate and the middle seat plate, and the lower part of the upper seat plate in the transverse bridge direction and the two sides of the upper part of the middle seat plate are respectively provided with a buckling type vertical rotating slideway structure which is formed by matching a sliding groove and a sliding block; the middle seat board is arranged above the lower seat board, the surfaces of the middle seat board and the lower seat board are matched cambered surfaces, and the lower part of the middle seat board in the transverse bridge direction and the two sides of the lower seat board are respectively provided with a buckling type sliding slideway structure formed by matching of a sliding groove and a sliding block. The support has the capabilities of seismic isolation and restoration so as to solve the problems of seismic isolation and reduction of the existing buildings and bridges.
Description
Technical Field
The utility model belongs to the technical field of building and bridge structures, a friction pendulum formula that possesses tensile and horizontal torsion function subtracts isolation bearing is related to.
Background
When a building, particularly a building with a large height-width ratio or a light space structure, is subjected to an earthquake action or is influenced by wind load, the upward acting force exceeds the self weight of the structure, a large overturning moment can be generated, the overturning moment can cause tension to a bottom supporting structure, and the instability problem is easily generated. In addition, building structural and load bearing features require the ability to rotate horizontally between the superstructure and the bottom support structure to relieve structural stresses. The torsion of the building exceeding the set value is also one of the main factors causing damage, and the most fundamental point for ensuring the stability of the building under the condition of torsion is how to guide the building to move in a determined horizontal direction, so that the possibility of harmful torsion is reduced. Therefore, the performance requirements of the building on the seismic isolation and reduction support are that the seismic isolation and reduction support has vertical tensile and horizontal rotation functions besides the common vertical bearing support, sliding displacement, horizontal rigidity, resetting capability, good fireproof performance and the like.
At present, rubber shock insulation supports are commonly used for shock insulation supports of buildings, and a small amount of plane friction sliding supports and friction swinging supports are arranged in addition. The rubber shock insulation support basically has no tensile capability or poor tensile capability, and has the problems of rubber aging, low-temperature hardening, high-temperature or fire energy consumption weakening and the like. The plane friction sliding support has poor tensile or anti-overturning performance and no recovery capability, and is generally matched with other recovery devices for use. The vertical anti-pulling friction pendulum support (ZL application number: 200710099429.0) has no horizontal rotation function, and has a traditional friction pendulum structure; the hyperboloid spherical seismic isolation and reduction support (ZL patent No. 200420010939.8) is used as one of friction pendulum supports, has the advantages of excellent seismic isolation and reduction performance, high bearing capacity, large displacement capacity, long service life and the like, but does not have a tensile function at present.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a simple pendulum formula friction pendulum subtracts isolation bearing that possesses tensile and horizontal rotation function to have and subtract shock insulation and reset capability, subtract the problem that isolation bearing exists with current building, bridge in order to solve.
In order to realize the technical purpose, the adopted technical scheme is as follows: a simple pendulum type friction pendulum support with tensile and horizontal rotation functions comprises a top plate, an upper seat plate, a middle seat plate and a lower seat plate;
the top plate is arranged above the upper seat plate, a plane friction pair is arranged between the top plate and the upper seat plate, and the outer sides of the upper parts of the top plate and the upper seat plate are provided with a sliding chute and a sliding block which are matched to form a buckled horizontal rotating slideway structure;
the upper seat plate is arranged above the middle seat plate, the surfaces of the upper seat plate and the middle seat plate, which are attached to each other, are matched cambered surfaces, a cambered surface friction pair which is bent along the longitudinal bridge direction is arranged between the upper seat plate and the middle seat plate, and the lower part of the upper seat plate in the transverse bridge direction and the two sides of the upper part of the middle seat plate are respectively provided with a buckling type vertical rotating slideway structure which is formed by matching a sliding groove and a sliding block;
the middle seat board is arranged above the lower seat board, the surface of the middle seat board, which is attached to the lower seat board, is a matched cambered surface, a cambered surface friction pair which is bent along a longitudinal bridge direction is arranged between the middle seat board and the lower seat board, and the lower part of the middle seat board in a transverse bridge direction and the two sides of the lower seat board are respectively provided with a mutually buckled sliding chute structure which is formed by matching a sliding chute and a sliding block.
The plane friction pair and the cambered surface friction pair are both composed of a stainless steel sliding plate and a non-metal sliding plate.
The lower surface of the top plate is a plane for horizontally rotating the upper seat plate, the upper surface of the upper seat plate is of a plane structure, the two sides of the lower surface of the top plate are provided with stop blocks, the inner wall surface of each stop block of the top plate is provided with an arc-shaped upper tensile sliding groove, the edge of the upper part of the upper seat plate is provided with an arc-shaped sliding block, and the arc-shaped sliding block and the upper tensile sliding groove are coaxially matched in a rotating mode to form an upper tensile buckling type horizontal rotating slideway structure.
The upper surface of the middle seat plate is a convex cambered surface for the upper seat plate to vertically rotate, and the lower surface of the upper seat plate is of a concave cambered surface structure and is matched and attached to the convex cambered surface of the middle seat plate; the middle seat plate is provided with stop blocks at two sides of the transverse bridge of the convex cambered surface on the upper surface, and the inner wall surface of each stop block is provided with a tension-resistant sliding groove which is consistent with the arc shape of the concave cambered surface of the upper seat plate; horizontal bridge of upper seat board lower part all has the well tensile slider to both sides outer wall, and well tensile slider is the arc of kissing the match with well tensile spout, the vertical rotation slide structure of knot formula of tensile in the constitution.
The upper surface of the lower seat plate is provided with a concave cambered surface for the middle seat plate to slide, and the lower surface of the middle seat plate is of a convex cambered surface structure and is matched and attached to the concave cambered surface of the lower seat plate; the lower seat plate is provided with stop blocks at two sides of the transverse bridge of the concave cambered surface, and the inner wall surface of each stop block is provided with a lower tensile sliding chute which is consistent with the arc shape of the concave cambered surface of the lower seat plate; the outer walls of the two sides of the transverse bridge at the lower part of the middle seat plate are provided with lower tensile sliding blocks, and the lower tensile sliding blocks are arc-shaped matched with the lower tensile sliding grooves to form a lower tensile buckling type sliding chute structure.
The cambered surface curvature radius of the lower surface of the upper seat plate is smaller than that of the upper surface of the lower seat plate.
The utility model has the advantages that:
1) the buckling type slideway structure is designed between every two plate combinations of the top plate, the upper seat plate, the middle seat plate and the lower seat plate of the support, so that the support has the tensile function all the time in the sliding and rotating processes.
2) A plane friction pair is arranged between the support top plate and the upper seat plate, and a limiting structure is arranged, so that the top plate can horizontally rotate in design.
3) The support realizes vertical rotation function through last cambered surface friction is vice, realizes horizontal reciprocating sliding through lower cambered surface friction is vice. In the reciprocating sliding process, the earthquake energy is dissipated through the friction resistance of the sliding surface, the self-vibration period of the structure is prolonged, and the earthquake reduction and isolation effect is achieved. After the earthquake, the self weight of the upper structure forms restoring force, so that the support is reset.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a three-dimensional view of the overall structure of the present invention;
fig. 4 is a partial cross-sectional three-dimensional view of the overall structure of the present invention;
fig. 5 is a three-dimensional view of the top plate of the present invention;
FIG. 6 is a three-dimensional view of the seat plate of the present invention;
fig. 7 is a three-dimensional view of the upper seat plate of the present invention;
FIG. 8 is a three-dimensional view of the lower seat plate of the present invention;
in the figure: 1. the top plate, 2, go up the bedplate, 3, well bedplate, 4, go up tensile spout, 5, lower bedplate, 6, well tensile spout, 7, go up cambered surface friction pair, 8, lower tensile spout, 9, lower cambered surface friction pair, 10, plane friction pair, 11, convex slider, 12, well tensile slider, 13, lower tensile slider.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
A simple pendulum type friction pendulum support with tensile and horizontal rotation functions comprises a top plate 1, an upper seat plate 2, a middle seat plate 3 and a lower seat plate 5.
Go up bedplate 2 and set up 3 tops of well bedplate, the surface that go up bedplate 2 and well bedplate 3 and paste mutually is the matched with cambered surface, the lower surface cambered surface length of going up bedplate 2 is less than the upper surface cambered surface length of well bedplate 3, it is vice to crooked cambered surface friction along the longitudinal bridge between 2 and the well bedplate 3 to go up bedplate, the lower part of the last bedplate 2 of horizontal bridge and the upper portion both sides of well bedplate 3 are equipped with the spout respectively, the vertical rotation slide structure of formula of buckling mutually that the slider cooperateed and constitutes, this structure realizes going up the longitudinal bridge of bedplate 2 on well bedplate 3 and rotates to vertical to realize the tensile effect at middle part.
Well bedplate 3 sets up in bedplate 5's top down, the surface that well bedplate 3 and bedplate 5 pasted mutually is the matched with cambered surface down, the upper surface cambered surface length of bedplate 5 is greater than well bedplate 3's lower surface cambered surface length down, it is vice to crooked cambered surface friction along the longitudinal bridge to be equipped with between well bedplate 3 and the bedplate 5 down, the lower part of the middle bedplate 3 of horizontal bridge is equipped with the spout respectively with bedplate 5 both sides down, the formula of buckling mutually that the slider cooperateed and constitutes slides the slide structure, bedplate 3 is in the realization longitudinal bridge on bedplate 5 down to slide, and realize the tensile effect of lower part.
The plane friction pair and the cambered surface friction pair are both composed of a stainless steel sliding plate and a non-metal sliding plate.
The lower surface of the top plate 1 is a plane for horizontally rotating the upper seat plate 2, the upper surface of the upper seat plate 2 is of a plane structure, the two sides of the lower surface of the top plate 1 are provided with stop blocks, the inner wall surface of each stop block of the top plate 1 is provided with a circular arc-shaped upper tensile sliding groove 4, the upper edge of the upper seat plate 2 is provided with a circular arc-shaped sliding block 11, each circular arc-shaped sliding block 11 forms a tensile cantilever, the circular arc-shaped sliding blocks 11 and the upper tensile sliding grooves 4 are coaxially and rotatably matched, an upper tensile buckling type horizontal rotating slideway structure is formed, and horizontal rotation is achieved.
The upper surface of the middle seat plate 3 is a convex cambered surface for the upper seat plate 2 to vertically rotate, the lower surface of the upper seat plate 2 is of a concave cambered surface structure, and the upper surface is matched and attached to the convex cambered surface of the middle seat plate 3; the middle seat board 3 is provided with a stop block at two sides of the transverse bridge direction of the convex cambered surface on the upper surface, the inner wall surface of the stop block is provided with a middle pull-resistant sliding chute 6 which is consistent with the arc shape of the concave cambered surface of the upper seat board 2, the middle pull-resistant sliding chute 6 is arranged along the longitudinal bridge direction, and a sliding chute is arranged at the middle part of the inner wall surface of the stop block; horizontal bridge of 2 lower parts of upper plate all has well tensile slider 12 to both sides outer wall, and well tensile slider 12 is the arc of kissing the match with well tensile spout 6, and the vertical rotation slide structure of knot formula of tensile in constituting, this kind of structure realization vertical rotation function.
The upper surface of the lower seat plate 5 is provided with a concave cambered surface for the middle seat plate 3 to slide, the lower surface of the middle seat plate 3 is of a convex cambered surface structure and is matched and attached to the concave cambered surface of the lower seat plate 5; the lower seat plate 5 is provided with a stop block at two sides of the transverse bridge of the concave cambered surface, and the inner wall surface of the stop block is provided with a lower tensile sliding chute 8 consistent with the arc shape of the concave cambered surface of the lower seat plate 5; the outer walls of two sides of the transverse bridge at the lower part of the middle seat plate 3 are both provided with lower tensile sliding blocks 13, and the lower tensile sliding blocks 13 are arc-shaped which are matched with the lower tensile sliding chutes 8 to form a lower tensile buckling type sliding slideway structure.
The curvature radius of the cambered surface of the lower surface of the upper seat plate 2 is smaller than that of the upper surface of the lower seat plate 5.
Wherein, the lower surface of the upper seat plate 2 is a concave cambered surface and is embedded with a non-metal cambered surface sliding plate, the upper surface of the middle seat plate 3 is a convex cambered surface, and a stainless steel cambered surface sliding plate is welded on the upper surface to form an upper cambered surface friction pair 7; the upper surface of the lower seat plate 5 is a concave cambered surface and is welded with a stainless steel cambered surface sliding plate, the lower surface of the middle seat plate 3 is a convex cambered surface, and a nonmetal cambered surface sliding plate is embedded on the convex cambered surface to form a lower cambered surface friction pair 9; the upper cambered surface friction pair realizes the function of vertical rotation of the longitudinal bridge of the support, and the upper cambered surface friction pair realizes the functions of horizontal sliding and resetting of the longitudinal bridge of the support.
The stainless steel plane sliding plate welded on the lower surface of the top plate 1 and the nonmetal plane sliding plate embedded on the upper surface of the upper seat plate 2 form a support plane friction pair 10, so that the support horizontal rotation function is realized.
A mutually buckled slideway structure formed by matching of a sliding groove and a sliding block is designed between every two plate combinations of a top plate 1, an upper seat plate 2, a middle seat plate 3 and a lower seat plate 4 of the support, so that the support has a tensile function all the time in the sliding process.
The support realizes vertical rotation function through last cambered surface friction is vice, realizes horizontal reciprocating sliding through lower cambered surface friction is vice. In the reciprocating sliding process, the earthquake energy is dissipated through the friction resistance of the sliding surface, the self-vibration period of the structure is prolonged, and the earthquake reduction and isolation effect is achieved. After the earthquake, the self weight of the upper structure forms restoring force, so that the support is reset.
In a normal condition, the upper cambered surface of the support realizes a vertical rotation function in the longitudinal bridge direction, and the lower cambered surface realizes a sliding function of the longitudinal bridge; the plane can realize the function of rotating the design value in the horizontal direction; the functions of shock absorption and isolation and automatic reset after shock are realized during earthquake; the support all possesses tensile commentaries on classics function at whole operation in-process.
Claims (6)
1. The utility model provides a simple pendulum formula friction pendulum support that possesses tensile and horizontal rotation function which characterized in that: comprises a top plate (1), an upper seat plate (2), a middle seat plate (3) and a lower seat plate (5);
the top plate (1) is arranged above the upper seat plate (2), a plane friction pair is arranged between the top plate (1) and the upper seat plate (2), and the outer sides of the upper parts of the top plate (1) and the upper seat plate (2) are provided with a sliding chute and a buckling type horizontal rotating slideway structure formed by matching sliding blocks;
the upper seat plate (2) is arranged above the middle seat plate (3), the surface of the upper seat plate (2) and the middle seat plate (3) which are attached to each other is a matched cambered surface, a cambered surface friction pair which is bent along a longitudinal bridge direction is arranged between the upper seat plate (2) and the middle seat plate (3), and the lower part of the upper seat plate (2) in a transverse bridge direction and the two sides of the upper part of the middle seat plate (3) are respectively provided with a sliding chute and a sliding block which are matched to form a buckling type vertical rotating slideway structure;
the middle seat plate (3) is arranged above the lower seat plate (5), the surface of the middle seat plate (3) and the lower seat plate (5) which are attached to each other is a matched cambered surface, a friction pair along a longitudinal bridge direction and a curved cambered surface is arranged between the middle seat plate (3) and the lower seat plate (5), and the lower part of the middle seat plate (3) in a transverse bridge direction and the two sides of the lower seat plate (5) are respectively provided with a sliding chute and a mutually buckled sliding chute structure formed by matching sliding blocks.
2. The simple pendulum type friction pendulum support having the functions of tension resistance and horizontal rotation as claimed in claim 1, wherein: the plane friction pair and the cambered surface friction pair are both composed of a stainless steel sliding plate and a non-metal sliding plate.
3. The simple pendulum type friction pendulum support having the functions of tension resistance and horizontal rotation as claimed in claim 1, wherein: the lower surface of the top plate (1) is a plane for horizontally rotating the upper seat plate (2), the upper surface of the upper seat plate (2) is of a plane structure, stop blocks are arranged on two sides of the lower surface of the top plate (1), a circular arc upper tensile sliding groove (4) is formed in the inner wall surface of the stop block of the top plate (1), a circular arc sliding block (11) is arranged on the upper edge of the upper seat plate (2), and the circular arc sliding block (11) is coaxially matched with the upper tensile sliding groove (4) in a rotating mode to form an upper tensile buckling type horizontal rotating slideway structure.
4. The simple pendulum type friction pendulum support having the functions of tension resistance and horizontal rotation as claimed in claim 1, wherein: the upper surface of the middle seat plate (3) is a convex arc surface for the upper seat plate (2) to vertically rotate, the lower surface of the upper seat plate (2) is of a concave arc surface structure, and the upper surface of the upper seat plate is matched with the convex arc surface of the middle seat plate (3); the middle seat plate (3) is provided with a stop block at two sides of the transverse bridge of the convex cambered surface on the upper surface, and the inner wall surface of the stop block is provided with a tension-resistant sliding groove (6) which is consistent with the arc shape of the concave cambered surface of the upper seat plate (2); horizontal bridge of upper seat board (2) lower part all has well tensile slider (12) to both sides outer wall, and well tensile slider (12) are the arc of kissing with well tensile spout (6) mutually, and the vertical rotation slide structure of knot formula of tensile in the constitution.
5. The simple pendulum type friction pendulum support having the functions of tension resistance and horizontal rotation as claimed in claim 1, wherein: the upper surface of the lower seat plate (5) is provided with a concave arc surface for the middle seat plate (3) to slide, the lower surface of the middle seat plate (3) is of a convex arc surface structure, and the convex arc surface is matched and attached to the concave arc surface of the lower seat plate (5); the lower seat plate (5) is provided with stop blocks at two sides of the transverse bridge of the concave cambered surface, and the inner wall surface of each stop block is provided with a lower tensile sliding groove (8) consistent with the arc shape of the concave cambered surface of the lower seat plate (5); the outer walls of two sides of the transverse bridge at the lower part of the middle seat plate (3) are provided with lower tensile sliding blocks (13), and the lower tensile sliding blocks (13) are arc-shaped which are matched with the lower tensile sliding grooves (8) to form a lower tensile buckling type sliding slideway structure.
6. The simple pendulum type friction pendulum support having the functions of tension resistance and horizontal rotation as claimed in claim 1, wherein: the curvature radius of the cambered surface of the lower surface of the upper seat plate (2) is smaller than that of the upper surface of the lower seat plate (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022775220.5U CN214530172U (en) | 2020-11-26 | 2020-11-26 | Simple pendulum type friction pendulum support with tensile and horizontal rotation functions |
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| CN202022775220.5U CN214530172U (en) | 2020-11-26 | 2020-11-26 | Simple pendulum type friction pendulum support with tensile and horizontal rotation functions |
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| CN214530172U true CN214530172U (en) | 2021-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182241A (en) * | 2022-09-13 | 2022-10-14 | 天津城建设计院有限公司 | Tensile seismic isolation and reduction support capable of moving in transverse direction, longitudinal direction and rotating direction |
-
2020
- 2020-11-26 CN CN202022775220.5U patent/CN214530172U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182241A (en) * | 2022-09-13 | 2022-10-14 | 天津城建设计院有限公司 | Tensile seismic isolation and reduction support capable of moving in transverse direction, longitudinal direction and rotating direction |
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Address after: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee after: CSSC Shuangrui (Luoyang) special equipment Co.,Ltd. Address before: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee before: LUOYANG SUNRUI SPECIAL EQUIPMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |